3B-a01

高磁場 MRI㧗☢ሙ 㻹㻾㻵 ⏝㧗㉸㟁ᑟ☢▼㛤Ⓨ䛾㐍ᤖ䠄㻝㻡 ᖺ⛅䠅㻌㻙㐍ᤖᴫせ㻙㻌

㻼㼞㼛㼓㼞㼑㼟㼟㻌㼕㼚㻌㼠㼔㼑㻌㼐㼑㼢㼑㼘㼛㼜㼙㼑㼚㼠㻌㼛㼒㻌㼍㼚㻌㻴㼀㻿㻌㼙㼍㼓㼚㼑㼠㻌㼒㼛㼞㻌㼡㼘㼠㼞㼍㻙㼔㼕㼓㼔㻌㼒㼕㼑㼘㼐㻌㻹㻾㻵㻌㻔㻞㻜㻝㻡㻌㼍㼡㼠㼡㼙㼚㻕㻌㻙㻼㼞㼛㼖㼑㼏㼠㻌㼟㼠㼍㼠㼡㼟㻌㻙㻌㻌ᡞᆏ㻌 Ὀ㐀䠈ᐑ㷂㻌 ᐶྐ䠈ᒾ஭㻌 ㈆᠇䠈Ᏹ㒔㻌 㐩㑻䠈኱㇂㻌 Ᏻぢ䠈㧗ᶫ㻌 ᨻᙪ䠈⏣㷂㻌 ㈼ྖ䠈㔝ᮧ㻌 ಇ⮬䠈᮶ᰨ㻌 ດ䠄ᮾⰪ䠅䠗㻌▼ᒣ㻌 ᩔኈ䠄᪩኱䠅䠗᳜⏣㻌 ᾈྐ䠄᪩኱㻛㜰኱䠅䠗㔝ཱྀ㻌 ⪽䠄᪩኱㻛໭኱䠅䠗ᾆᒣ㻌 ៅ୍䠈⚟ᒣ㻌 ⚽┤䠄ி኱䠅㻌㼀㻻㻿㻭㻷㻭㻌㼀㼍㼕㼦㼛㻘㻌㻹㻵㼅㻭㼆㻭㻷㻵㻌㻴㼕㼞㼛㼟㼔㼕䠈㻵㼃㻭㻵㻌㻿㼍㼐㼍㼚㼛㼞㼕㻘㻌㼁㼀㻻㻌㼀㼍㼠㼟㼡㼞㼛㻘㻌㻻㼀㻭㻺㻵㻌㼅㼍㼟㼡㼙㼕㻘㻌㼀㻭㻷㻭㻴㻭㻴㻵㻌㻹㼍㼟㼍㼔㼕㼗㼛㻘㻌㼀㻭㻿㻭㻷㻵㻌㻷㼑㼚㼖㼕㻘㻌㻌 㻺㻻㻹㼁㻾㻭㻌㻿㼔㼡㼚㼖㼕㻘㻌㻷㼁㻾㼁㻿㼁㻌㼀㼟㼡㼠㼛㼙㼡㻌㻔㼀㻻㻿㻴㻵㻮㻭㻕㻧㻌㻵㻿㻴㻵㼅㻭㻹㻭㻌㻭㼠㼟㼡㼟㼔㼕㻌㻔㼃㼍㼟㼑㼐㼍㻌㼁㼚㼕㼢㻚㻕㻧㻌㻌 㼁㻱㻰㻭㻌㻴㼕㼞㼛㼟㼔㼕㻌㻔㼃㼍㼟㼑㼐㼍㻌㼁㼚㼕㼢㻚㻛㻻㼟㼍㼗㼍㻌㼁㼚㼕㼢㻚㻕㻧㻌㻺㻻㻳㼁㻯㻴㻵㻌㻿㼛㻌㻔㼃㼍㼟㼑㼐㼍㻌㼁㼚㼕㼢㻚㻛㻴㼛㼗㼗㼍㼕㼐㼛㻌㼁㼚㼕㼢㻚㻕㻧㻌㼁㻾㻭㼅㻭㻹㻭㻌㻿㼔㼕㼚㼕㼏㼔㼕㻘㻌㻲㼁㻷㼁㼅㻭㻹㻭㻌㻴㼕㼐㼑㼚㼍㼛㻌㻔㻷㼥㼛㼠㼛㻌㼁㼚㼕㼢㻚㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼠㼍㼕㼦㼛㻚㼠㼛㼟㼍㼗㼍㻬㼠㼛㼟㼔㼕㼎㼍㻚㼏㼛㻚㼖㼜㻌㻌
䛸 2 ✚ᒙ䛾䝴䝙䝑䝖䝁䜲䝹䛾䝨䜰䠅䛛䜙ᵓᡂ䛥䜜䚸ᆒ୍☢ሙ✵㻝䠊䛿䛨䜑䛻㻌
㛫䛿 100mm DSV 䛷タィ䛥䜜䛶䛔䜛䚹1 T 䝰䝕䝹☢▼䛾☢ሙ
REBCO ⥺ᮦ䛿䚸☢ሙ୰䛾⮫⏺㟁ὶᐦᗘ䛜㧗䛔䛣䛸䚸㛗ᡭศᕸ ᐃ䛧䛯䛸䛣䜝䚸᭱኱䛷⣙ 400 ppm 䛾୙ᩚ☢ሙ䛜ほ 䛥᪉ྥ䛾ᶵᲔᙉᗘ䛜㧗䛔䛣䛸䛺䛹䛛䜙䚸NbTi ⥺ᮦ䛺䛹䜢⏝䛔䛯䜜䛯䛜䚸䛭䛾ཎᅉ䛸䛧䛶䚸䝅䞁䜾䝹䝟䞁䜿䞊䜻✚ᒙ䜔䚸䝴䝙䝑䝖ప ㉸㟁ᑟ☢▼䛷䛿ᐇ⌧䛜㞴䛧䛔኱ཱྀᚄ䚸㧗☢ሙ䛾☢▼䛜䝁䜲䝹⤌❧᫬䛾 z ㍈᪉ྥ䛾ᑍἲㄗᕪ䛜ᙳ㡪䛧䛶䛔䜛䛣䛸䛜䜟ᐇ⌧䛷䛝䜛䛣䛸䛜ᮇᚅ䛥䜜䛶䛔䜛䚹䛣䛾䜘䛖䛺⫼ᬒ䛾䜒䛸䚸䛛䛳䛯䚹⌧ᅾ䚸䛣䛾▱ぢ䜢཯ᫎ䛧䛶 1.5 T 䝰䝕䝹☢▼䛾〇స䜢
REBCO ☢▼䜢 9.4 T-MRI 䛻㐺⏝䛩䜛䛣䛸䜢┠ᣦ䛩䝥䝻䝆䜵㐍䜑䛶䛔䜛䚹
䜽䝖䛜 2013 ᖺᗘ䛛䜙䝇䝍䞊䝖䛧䛯䚹ᮏ䝥䝻䝆䜵䜽䝖䛾┠ⓗ䛿䚸䝰䠄䠏䠅᫬㛫ⓗ䛺☢ሙ䛾Ᏻᐃᛶ䝕䝹䝁䜲䝹䜔䝰䝕䝹☢▼䜢タィ䞉ヨస䛩䜛䛸䛸䜒䛻㟁☢⏺ゎREBCO ⥺ᮦ䛾㉸㟁ᑟ᥋⥆䛿ᐇ⏝䝺䝧䝹䛻䛺䛳䛶䛔䛺䛔ᯒ➼䛻䜘䛳䛶䚸㧗☢ሙ MRI ⏝ REBCO ☢▼䛾ㄢ㢟䜔䛭䛾ᅔ
䛯䜑䚸REBCO ☢▼䛷䛿 MRI 䛷ᚲせ䛸䛺䜛㟁ὶῶ⾶⋡䛷䛾㞴ᗘ䜢᫂䜙䛛䛻䛩䜛䛣䛸䛷䛒䜛䚹௒ᖺᗘ䛿䚸ᮏ䝥䝻䝆䜵䜽䝖᭱⤊Ọஂ㟁ὶ䝰䞊䝗㐠㌿䛜䛷䛝䛪䚸㟁※䜢ᖖ᫬᥋⥆䛧䛯ບ☢䛷䚸ᖺᗘ䛸䛧䛶䚸2016 ᖺ 3 ᭶䜎䛷䛻௨ୗ㡯┠䛾㐩ᡂ䜢┠ᣦ䛧䛶䛔᫬㛫ⓗ䛻Ᏻᐃ䛺☢ሙ䜢Ⓨ⏕䛩䜛䛣䛸䛜ᚲせ䛸䛺䜛䚹䛭䛾᳨ド䜛䚹䜢┠ⓗ䛸䛧䛶䚸㉸㧗Ᏻᐃ໬㟁※䛷ບ☢䛧䛯 1 T 䝰䝕䝹☢▼䛾
䐟 10 T 䝰䝕䝹䝁䜲䝹䛻䜘䜛 9.4 T Ⓨ⏕䛾ᐇド☢ሙ䛾᫬㛫ኚື䜢ホ౯䛧䛯䛸䛣䜝䚸䝁䜲䝹 ᗘ䛜ᩘ K ୖ᪼䛩䐠 1.5 T 䝰䝕䝹☢▼䛷䃥200㻌 mm ⌫≧✵㛫䠄DSV䠅䛷䛾ᆒ䜛䛣䛸䛷䚸㟁※㟁ὶ䛾ኚື䜘䜚䜒୍᱆௨ୖ኱䛝䛔☢ሙ䛾ኚ໬୍☢ሙⓎ⏕䛾ᐇド䠄ୖ᪼䠅䛜ほ 䛥䜜䛯䚹䛣䛾ཎᅉ䛸䛧䛶䛿䚸㐽ⶸ㟁ὶ䛾☢Ẽ⦆䐡 ᧜ീ䛻䜘䜛 1.5 T ☢▼䛾☢ሙရ㉁䛾ホ౯࿴䛜ᙳ㡪䛧䛶䛔䜛䛸⪃䛘䛶䛔䜛䚹䛩䛺䜟䛱䚸䝁䜲䝹 ᗘ䛜ୖ᪼
10 T 䝰䝕䝹䝁䜲䝹䛿䚸ෆᚄ䃥50 mm䚸እᚄ䃥129 mm 䛾䛩䜛䛣䛸䛷䚸REBCO ⥺ᮦ䛾⮫⏺㟁ὶᐦᗘ䛜పୗ䛧䚸䛭䛾䛯䝅䞁䜾䝹䝟䞁䜿䞊䜻䝁䜲䝹䜢 22 ᯛ✚ᒙ䛧䛯䝁䜲䝹䛷䛒䜚䚸䛣䜜䜑䛻㐽ⶸ㟁ὶ䛾ῶ⾶䛜ಁ㐍䛥䜜䛯䛸᥎ᐃ䛧䛶䛔䜛䚹MRI ⏝䛾䜎䛷䛻䚸9.52㻌 T 䛾Ⓨ⏕䜢ᐇド䛧䛯䚹1.5 T 䝰䝕䝹☢▼䛿䚸Fig.
ఏᑟ෭༷ REBCO ☢▼䛷䛿䚸䝁䜲䝹 ᗘ䛾ไᚚ䛜㠀ᖖ䛻㔜
1 䛻♧䛩 3 ᑐ䛾䝇䝥䝸䝑䝖䝁䜲䝹䛛䜙ᵓᡂ䛥䜜䜛෭෾ᶵఏᑟ෭
せ䛷䛒䜛䛣䛸䛜䜟䛛䛳䛯䚹༷☢▼䛷䛒䜚䚸⌧ᅾ䚸䝁䜲䝹䛸䜽䝷䜲䜸䝇䝍䝑䝖䚸᧜ീ⿦⨨➼䛾〇స䜢㐍䜑䛶䛔䜛䚹㻟䠊䜎䛸䜑㻌REBCO ☢▼䜢 9.4 T-MRI 䜈䛾㐺⏝䜢┠ᣦ䛧䛯䝥䝻䝆䜵䜽㻞䠊◊✲㛤Ⓨ䛾㐍ᤖ㻌䝖䛾◊✲㛤Ⓨ㐍ᤖ䛻䛴䛔䛶㏙䜉䛯䚹௒ᖺᗘ䛿䚸䝥䝻䝆䜵䜽䝖䛾ᮏ䝥䝻䝆䜵䜽䝖䛷䛿䚸㧗☢ሙ MRI 䜈䛾 REBCO ☢▼䛾㐺⏝᭱⤊ᖺᗘ䛸䛧䛶䚸1.5 T 䝰䝕䝹☢▼䛾ヨస䚸ホ౯䜢㐍䜑䚸㧗☢
䛻㛵䛩䜛ᵝ䚻䛺ᢏ⾡ㄢ㢟䛻ྲྀ䜚⤌䜣䛷䛝䛯䛜䚸≉䛻㔜せ䛺ᢏሙ MRI ⏝☢▼䛻ᚲせ䛺ᇶ┙ᢏ⾡䛾☜❧䜢┠ᣦ䛧䛶䛔䛟䚹㻌⾡ㄢ㢟䛻䛴䛔䛶䚸䛣䜜䜎䛷䛾◊✲㛤Ⓨᡂᯝ䛸㐍ᤖ䜢௨ୗ䛻㏙
䜉䜛䚹
200 mm DSV䠄䠍䠅㐽ⶸ㟁ὶ☢ሙ䛾ᆒ୍☢ሙ✵㛫䜈䛾ᙳ㡪㧗☢ሙୗ䛷䛾㐽ⶸ㟁ὶ䛻䜘䜛୙ᩚ☢ሙ䛾ホ౯䜢䚸๓㏙䛾
Split coil #3
10 T 䝰䝕䝹䝁䜲䝹䜢⏝䛔䛶䛚䛣䛺䛳䛯䚹ᐇ㦂್䛸㟁☢⏺ゎᯒ್䜢ẚ㍑䛧䛯䛸䛣䜝䚸㐽ⶸ㟁ὶ☢ሙ䛾᣺䜛⯙䛔䛿䚸ゎᯒ䛷䜋
Split coil #2
䜌෌⌧䛷䛝䜛䛣䛸䛜䜟䛛䛳䛯䚹10 T 䝰䝕䝹䝁䜲䝹䛿ෆᚄ䛜ᑠ䛥
Split coil #1
䛔䛯䜑䚸ほ 䛥䜜䛯㐽ⶸ㟁ὶ☢ሙ䛿ᩘ%䝺䝧䝹䛸ᴟ䜑䛶኱䛝䛛䛳䛯䛜䚸ヨタィ䛧䛯䝠䝖඲㌟⏝☢▼䛷㐽ⶸ㟁ὶ☢ሙ䜢ゎᯒホ౯䛧䛯䛸䛣䜝䚸䛭䛾ᙳ㡪ᗘ䛿 z2 : -61 ppm䚸z4 : 34 ppm䚸z6 : -22 ppm 䛷䛒䜚䚸㕲䝅䝮䚸䜰䜽䝔䜱䝤䝅䝮䚸㉸㟁ᑟ䝅䝮䛺䛹䛷䚸⿵ṇ䛷䛝䜛䝺䝧䝹䛷䛒䜛䛣䛸䛜䜟䛛䛳䛯䚹䠄䠎䠅ᕳ⥺ᑍἲㄗᕪ䛾ᆒ୍☢ሙ䜈䛾ᙳ㡪㻌
Imaging apparatus
NbTi ⥺ᮦ䛾䜘䛖䛺୸⥺䜢⏝䛔䛶ಥ✚䜏䛷ᕳ⥺䛩䜛ሙྜ䛻㻌䛿䚸ᕳ⥺ᑍἲ䛾⮬⏤ᗘ䛜㧗䛟䚸ᑍἲㄗᕪ䜢ᢚไ䛩䜛ᕳ⥺ᡭἲ
Fig. 1㻌 Schematic view of the1.5 T model magnet
䛜☜❧䛥䜜䛶䛔䜛䛜䚸REBCO ⥺ᮦ䛾䜘䛖䛺䝔䞊䝥⥺ᮦ䜢䝟䞁㻌䜿䞊䜻ᕳ⥺䛧䚸䛭䜜䜢✚ᒙ䛧䛶䝁䜲䝹䜢ᵓᡂ䛩䜛ሙྜ䛻䚸ᕳ⥺䠘ㅰ㎡䠚㻌ᑍἲㄗᕪ䛻䜘䜛୙ᩚ☢ሙ䜢ᢚไ䛩䜛䛣䛸䛿䚸᪂䛯䛺ᢏ⾡ㄢ㢟ᮏ◊✲䛿䠈᪥ᮏ་⒪◊✲㛤Ⓨᶵᵓ䛾ᮍ᮶་⒪䜢ᐇ⌧䛩䜛䛸䛺䜛䚹䛭䛾᳨ド䛿䚸1 T 䝰䝕䝹☢▼䛷䛚䛣䛺䛳䛯䚹1 T 䝰䝕
་⒪ᶵჾ䞉䝅䝇䝔䝮◊✲㛤Ⓨ஦ᴗ䛂㧗☢ሙ䝁䜲䝹䝅䝇䝔䝮䛾◊䝹☢▼䛾䝁䜲䝹䛿䚸ෆᚄ䃥400 mm 䛾 2 ⤌䛾䝇䝥䝸䝑䝖䝁䜲䝹✲㛤Ⓨ䛃䜢㏻䛨䛶ᐇ᪋䛥䜜䛯䚹㻌䠄䝅䞁䜾䝹䝟䞁䜿䞊䜻䝁䜲䝹䜢 4 ✚ᒙ䛧䛯䝴䝙䝑䝖䝁䜲䝹䛾䝨䜰̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-a02

高磁場 MRI㧗☢ሙ 㻹㻾㻵 ⏝㧗 ㉸㟁ᑟ☢▼㛤Ⓨ䛾㐍ᤖ㻔㻝㻡 ᖺ⛅㻕㻌䠉ᴟᑠཱྀᚄ 㻝㻜㼀 䝁䜲䝹䛾㛤Ⓨ䠉㻌㻼㼞㼛㼓㼞㼑㼟㼟㻌㼕㼚㻌㼠㼔㼑㻌㼐㼑㼢㼑㼘㼛㼜㼙㼑㼚㼠㻌㼛㼒㻌㼍㼚㻌㻴㼀㻿㻌㼙㼍㼓㼚㼑㼠㻌㼒㼛㼞㻌㼡㼘㼠㼞㼍㻙㼔㼕㼓㼔㻌㼒㼕㼑㼘㼐㻌㻹㻾㻵㻌㻔㻞㻜㻝㻡㻌㼍㼡㼠㼡㼙㼚㻕㻌 㻌䠉㼍㻌㼟㼙㼍㼘㼘㻌㼟㼕㼦㼑㻌㻝㻜㻌㼀㻌㼏㼘㼍㼟㼟㻌㻴㼀㻿㻌㼏㼛㼕㼘䠉㻌

Screening-current field (T)Central magnetic field (T)̿̿

Stacking order

Screening-current field (T)Stacking order

Screening-current field (T)Stacking order㻌ᒾ஭㻌 ㈆᠇䠈ᐑ㷂㻌 ᐶྐ䠈኱㇂㻌 Ᏻぢ䠈Ᏹ㒔㻌 㐩㑻䠈ᡞᆏ㻌 Ὀ㐀䠈⏣㷂㻌 ㈼ྖ䠈㔝ᮧ㻌 ಇ⮬䠈᮶ᰨ㻌 ດ䠄ᮾⰪ䠅䠗㻌▼ᒣ㻌 ᩔኈ䠄᪩኱䠅䠗᳜⏣㻌 ᾈྐ㻔᪩኱㻛㜰኱㻕䠗㔝ཱྀ㻌 ⪽㻔᪩኱㻛໭኱㻕䠗ᾆᒣ㻌 ៅ୍䠈⚟ᒣ㻌 ⚽┤䠄ி኱䠅㻌㻵㼃㻭㻵㻌㻿㼍㼐㼍㼚㼛㼞㼕㻘㻌㻹㻵㼅㻭㼆㻭㻷㻵㻌㻴㼕㼞㼛㼟㼔㼕㻘㻌㻻㼀㻭㻺㻵㻌㼅㼍㼟㼡㼙㼕㻘㻌㼁㼀㻻㻌㼀㼍㼠㼟㼡㼞㼛㻘㻌㼀㻻㻿㻭㻷㻭㻌㼀㼍㼕㼦㼛㻘㻌㼀㻭㻿㻭㻷㻵㻌㻷㼑㼚㼖㼕㻘㻌㻺㻻㻹㼁㻾㻭㻌㻿㼔㼡㼚㼖㼕㻘㻌㻌 㻷㼁㻾㼁㻿㼁㻌㼀㼟㼡㼠㼛㼙㼡㻌㻔㼀㻻㻿㻴㻵㻮㻭㻕㻧㻌㻵㻿㻴㻵㼅㻭㻹㻭㻌㻭㼠㼟㼡㼟㼔㼕㻌㻔㼃㼍㼟㼑㼐㼍㻌㼁㼚㼕㼢㻚㻕㻧㻌㼁㻱㻰㻭㻌㻴㼕㼞㼛㼟㼔㼕㻌㻔㼃㼍㼟㼑㼐㼍㻌㼁㼚㼕㼢㻚㻛㻻㼟㼍㼗㼍㻌㼁㼚㼕㼢㻚㻕㻧㻌 㻌㻺㻻㻳㼁㻯㻴㻵㻌㻿㼛㻌㻔㼃㼍㼟㼑㼐㼍㻌㼁㼚㼕㼢㻚㻛㻴㼛㼗㼗㼍㼕㼐㼛㻌㼁㼚㼕㼢㻚㻕㻧㻌㼁㻾㻭㼅㻭㻹㻭㻌㻿㼔㼕㼚㼕㼏㼔㼕㻘㻌㻲㼁㻷㼁㼅㻭㻹㻭㻌㻴㼕㼐㼑㼚㼍㼛㻌㻔㻷㼥㼛㼠㼛㻌㼁㼚㼕㼢㻚㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼟㼍㼐㼍㼚㼛㼞㼕㻚㼕㼣㼍㼕㻬㼠㼛㼟㼔㼕㼎㼍㻚㼏㼛㻚㼖㼜㻌㻌㻝䠊䛿䛨䜑䛻㻌
᫬䛻⣙ 㻜㻚㻡㻌㼀 䛾㐽ⶸ☢ሙ䜢ほ 䛧䛯䠊ᘬ䛝⥆䛝䠈䝁䜲䝹 ᗘ䜔㻾㻱㻮㻯㻻 䝁䜲䝹䛾㧗☢ሙ໬䠈䛚䜘䜃㐽ⶸ☢ሙ䛾ᙳ㡪ホ౯
㏻㟁䝟䝍䞊䞁➼䜢ኚ໬䛥䛫䛶䠈㐽ⶸ☢ሙ䛾ホ౯䜢㐍䜑䜛䠊㻌䜢┠ⓗ䛻䠈㻾㻱㻮㻯㻻 ⥺ᮦ䜢⏝䛔䛶䠈ෆᚄ 㻡㻜㻌㼙㼙䠈እᚄ 㻝㻞㻥㻌㼙㼙䠈䠘ㅰ㎡䠚ᮏ◊✲䛿䠈᪥ᮏ་⒪◊✲㛤Ⓨᶵᵓ䛾ᮍ᮶་⒪䜢ᐇ䝍䞊䞁ᩘ 㻞㻠㻜 䝍䞊䞁䛾䝅䞁䜾䝹䝟䞁䜿䞊䜻䜢 㻞㻞 ᯛ✚ᒙ䛧䛶ᵓ⌧䛩䜛་⒪ᶵჾ䞉䝅䝇䝔䝮◊✲㛤Ⓨ஦ᴗ䛂㧗☢ሙ䝁䜲䝹䝅䝇ᡂ䛩䜛ᴟᑠཱྀᚄ䝁䜲䝹䜢㛤Ⓨ䛧䠈㻝㻜㻌 㼀 ⣭䛾㧗☢ሙⓎ⏕䛾᳨䝔䝮䛾◊✲㛤Ⓨ䛃䜢㏻䛨䛶ᐇ᪋䛥䜜䛯䠊㻌(a) 12(b) 12(c) 12ド䜢㐍䜑䛶䛔䜛䠊䛣䜜䜎䛷䛻ఏᑟ෭༷ୗ䛷୰ᚰ☢ሙ 㻣㻚㻢㻢㻌㼀 䛾
3
3
3
4
4
4
5
5
5
Ⓨ⏕䛸 㻜㻚㻠㻝㻌㼀 䛾㐽ⶸ☢ሙ䜢ほ 䛧䛶䛔䜛㻌 㼇㻝㼉䠊䛣䛾䜘䛖䛺㐽ⶸ
6
6
6
7
7
7
8
8
8
☢ሙ䛿䠈౑⏝䛩䜛⥺ᮦ䛤䛸䛾⮫⏺㟁ὶ≉ᛶ䛻౫Ꮡ䛩䜛䛣䛸䛛
9
9
9
10
10
10
11
11
11
12
12
12
䜙䠈ྠㅖඖ䛾䝅䞁䜾䝹䝟䞁䜿䞊䜻䜢✚ᒙ䛩䜛ሙྜ䛷䜒䠈✚ᒙ
13
13
13
14
14
14
15
15
15
16
16
16
㡰䛻䜘䛳䛶ኚ໬䛩䜛ྍ⬟ᛶ䛜䛒䜛䠊䛭䛣䛷䠈௒ᅇ䠈᪤Ꮡ䛾䝅䞁
17
17
17
18
18
18
19
19
19
20
20
20
䜾䝹䝟䞁䜿䞊䜻䛾✚ᒙ㡰䜢ධ䜜᭰䛘䜛䛣䛸䛷䠈㐽ⶸ☢ሙ䛜䛹
21
21
21
22
22
22
䛾䜘䛖䛻ኚ໬䛩䜛䛛䜢ㄪᰝ䛧䛯䠊䜎䛯䠈㻝㻜㻌 㼀 ⣭䛾㧗☢ሙⓎ⏕
0 10 20 30 40 50 60 70
0 10 20 30 40 50 60 70
0 10 20 30 40 50 60 70䛻ྥ䛡䠈୍㒊䜢☢ሙ୰䛾⮫⏺㟁ὶ≉ᛶ䛜ྥୖ䛧䛯⥺ᮦ䛷ヨCoil Ic (A)Coil Ic (A)Coil Ic (A)㻌స䛧䛯䝅䞁䜾䝹䝟䞁䜿䞊䜻䛻஺᥮䛧䠈ᨵⰋ䜢ᅗ䛳䛯䠊㻌㻲㼕㼓㻚㻌㻝㻌㻿㼠㼍㼏㼗㼕㼚㼓㻌㼛㼞㼐㼑㼞㼟㻌㼎㼍㼟㼑㼐㻌㼛㼚㻌㼠㼔㼑㻌㼏㼛㼕㼘㻌㻵㼏㻌㼍㼠㻌㻣㻣㻌㻷㻦㻌㻔㼍㻕㻌㻞䠊㐽ⶸ☢ሙ䛻ᑐ䛩䜛✚ᒙ㡰䛾ᙳ㡪ㄪᰝ㻌㼍㼟㼏㼑㼚㼐㼕㼚㼓㻌㼛㼞㼐㼑㼞㻌㻔㼎㻕㻌㼟㼥㼙㼙㼑㼠㼞㼕㼏㻌㼛㼞㼐㼑㼞㻌㼍㼚㼐㻌㻔㼏㻕㻌㼠㼔㼑㻌㼘㼍㼠㼑㼟㼠㻌䝅䞁䜾䝹䝟䞁䜿䞊䜻䛾 㻣㻣㻌 㻷 䛷䛾⮫⏺㟁ὶ್㻔㻵㼏㻕䜢✚ᒙ㡰㼟㼠㼍㼏㼗㼕㼚㼓㻌㼛㼞㼐㼑㼞㻌㼣㼕㼠㼔㻌㼠㼔㼑㻌㼕㼙㼜㼞㼛㼢㼑㼐㻌㼟㼕㼚㼓㼘㼑㻌㼜㼍㼚㼏㼍㼗㼑㼟㻌䛻୪䜉䛯䜾䝷䝣䜢 㻲㼕㼓㻚㻌 㻝 䛻♧䛩䠊᪤ሗ䛾✚ᒙ㡰䛜㻔㼍㻕䛷䛒䜚䠈z Hall censors
26.05 mm᪤Ꮡ䛾䝅䞁䜾䝹䝟䞁䜿䞊䜻䜢ධ䜜᭰䛘䛯✚ᒙ㡰䛜㻔㼎㻕䛷䛒䜛䠊䜎䛯䠈✚ᒙୖୗ➃䛻☢ሙ୰䛾⮫⏺㟁ὶ≉ᛶ䛜ྥୖ䛧䛯⥺ᮦ䛷ヨస䛧䛯䝅䞁䜾䝹䝟䞁䜿䞊䜻䜢᪂䛯䛻㓄⨨䛧䛯㝿䛾✚ᒙ㡰
104.2 mmr
䛜㻔㼏㻕䛷䛒䜛䠊㻔㼍㻕䛿䠈ୖ䛛䜙᪼㡰䛻㓄⨨䛧䛶䛚䜚䠈୍᪉䠈㻌 㻔㼎㻕䛿䝁䜲䝹୰ᚰ㻔㼦㻩㻜㻕䛻ᑐ䛧䛶୰ᚰ㍈㻔㼦 ㍈᪉ྥ㻕᪉ྥ䛻 㻵㼏 䛜ᑐ⛠䛻䛺䜛䜘䛖䛻㓄⨨䛧䛯䠊㻔㼍㻕䛸㻔㼎㻕䛾ྛ✚ᒙ㡰䛷ఏᑟ෭༷ヨ㦂䜢ᐇ
26.05 mm 40 mm
᪋䛧䠈䛔䛪䜜䛛䛾䝟䞁䜿䞊䜻 㻞 䛴ศ䛾㟁ᅽ䛜 㻡㽢㻝㻜㻙㻤㻌 㼂㻛㼏㼙
129.2 mm䛻㐩䛩䜛䜎䛷㏻㟁䜢⾜䛔䠈ྠ᫬䛻୰ᚰ㍈ୖ䛾☢ሙศᕸ䜢 㻲㼕㼓㻚㻌㻲㼕㼓㻚㻌㻞㻌㻿㼏㼔㼑㼙㼍㼠㼕㼏㼟㻌㼛㼒㻌㼠㼔㼑㻌㻴㼍㼘㼘㻌㼏㼑㼚㼟㼛㼞㼟㻌㼍㼚㼐㻌㼠㼔㼑㻌㼏㼛㼕㼘㻌㻞 䛾఩⨨䛷䝩䞊䝹⣲Ꮚ䛻䜘䜚ィ 䛧䛯䠊ᚓ䜙䜜䛯☢ሙ䛾ᐇ㦂
(a)
(b)
0.2
0.2
್䛛䜙䠈☢ሙಀᩘ䛻䜘䜚⟬ฟ䛧䛯ィ⟬್䜢ᕪ䛧ᘬ䛟䛣䛸䛷㐽ⶸ
0.1
0.1☢ሙ䜢ぢ✚䜒䜛䛣䛸䛸䛧䛯䠊䛺䛚䠈☢ሙಀᩘ䛻䛿䠈ᖖ㟁ᑟ≧ែ
0.00.0
䛸䛺䜛 㻝㻜㻜㻌 㻷 䛷 ᐃ䛧䛯್䜢౑⏝䛧䛯䠊䝁䜲䝹 ᗘ 㻝㻜㻌 㻷 䛷䛾
-0.1
-0.1
-0.2
-0.2
᭱኱㏻㟁᫬䛻䛚䛡䜛㐽ⶸ☢ሙ䜢 㻲㼕㼓㻚㻌㻟 䛻♧䛩䠊䝅䞁䜾䝹䝟䞁
-0.3
-0.3
䜿䞊䜻䛾 㻵㼏 䛾㓄⨨䜢ᑐ⛠䛻㓄⨨䛧䛯㻔㼎㻕䛾✚ᒙ㡰㻌 䛷䛿䠈㻔㼍㻕䛸
-0.4
-0.4
ẚ㍑䛧䛶䠈䜘䜚ᑐ⛠䛺㐽ⶸ☢ሙ䛜ᚓ䜙䜜䛶䛚䜚䠈䝅䞁䜾䝹䝟䞁
-0.5
-0.5
-0.06 -0.04 -0.02 0 0.02 0.04 0.06
-0.06 -0.04 -0.02 0 0.02 0.04 0.06
䜿䞊䜻䛾 㻵㼏 䛻䜘䛳䛶Ⓨ⏕䛩䜛㐽ⶸ☢ሙ䛾ᑐ⛠ᛶ䛜ኚ໬䛩䜛
z (m)
z (m)

⤖ᯝ䛜ᚓ䜙䜜䛯䠊㻌㻲㼕㼓㻚㻟㻌㻿㼏㼞㼑㼑㼚㼕㼚㼓㻙㼏㼡㼞㼞㼑㼚㼠㻌㼒㼕㼑㼘㼐㻌㼍㼠㻌㻝㻜㻌㻷㻦㻌㻔㼍㻕㻌㼍㼟㼏㼑㼚㼐㼕㼚㼓㻌㼛㼞㼐㼑㼞㻌㼣㼕㼠㼔㻌㻟䠊䝅䞁䜾䝹䝟䞁䜿䞊䜻䛾஺᥮䛻䜘䜛Ⓨ⏕☢ሙ䛾ྥୖ㻌㻝㻢㻢㻌㻭㻌㼍㼚㼐㻌㻔㼎㻕㻌㼟㼥㼙㼙㼑㼠㼞㼕㼏㻌㼛㼞㼐㼑㼞㻌㼣㼕㼠㼔㻌㻝㻣㻤㻌㻭㻌
0.010䛥䜙䛻䠈✚ᒙୖୗ➃䛻఩⨨䛩䜛 㻝㻞 ᯛ䛻䛴䛔䛶䠈☢ሙ୰䛾
-0.1⮫⏺㟁ὶ≉ᛶ䛜ྥୖ䛧䛯⥺ᮦ䛷᪂䛯䛻ヨస䛧䛯䝅䞁䜾䝹䝟8-0.2
䞁䜿䞊䜻䜢㓄⨨䛧䠈෌ᗘ䠈ఏᑟ෭༷ヨ㦂䜢ᐇ᪋䛧䛯䠊䝁䜲䝹6-0.3
ᗘ 㻝㻜㻌㻷 䛻䛚䛡䜛୰ᚰ☢ሙ䠈䛚䜘䜃㐽ⶸ☢ሙ䜢 㻲㼕㼓㻚㻌㻠 䛻♧䛩䠊4-0.4
୰ᚰ☢ሙ䛿䠈㻞㻜㻜㻌 㻭 ㏻㟁᫬䛻᭱኱ 㻥㻚㻡㻞㻌 㼀 䛻㐩䛧䠈ᖖ㟁ᑟ≧
2-0.5
ែ䛸䛺䜛 㻝㻜㻜㻌 㻷 䛷 ᐃ䛧䛯☢ሙಀᩘ䛻䜘䜛ィ⟬್䛿 㻝㻜㻚㻜㻞㻌 㼀-0.6
0䛷䛒䜛䛣䛸䛛䜙䠈⣙ 㻜㻚㻡㻌㼀 䛾㐽ⶸ☢ሙ䛜ほ 䛥䜜䛯䠊㻌
0
50
100
150
200
Current (A)㻠䠊䜎䛸䜑㻌
ᴟᑠཱྀᚄ䝁䜲䝹䛻䛚䛔䛶䠈✚ᒙ㡰䛜㐽ⶸ☢ሙ䛻୚䛘䜛ᙳ㻲㼕㼓㻚㻠㻌㻯㼑㼚㼠㼞㼍㼘㻌㼙㼍㼓㼚㼑㼠㼕㼏㻌㼒㼕㼑㼘㼐㻌㼍㼚㼐㻌㼟㼏㼞㼑㼑㼚㼕㼚㼓㻌㼏㼡㼞㼞㼑㼚㼠㻌㼒㼕㼑㼘㼐㻌㡪䜢ㄪᰝ䛧䛯䛸䛣䜝䠈䝅䞁䜾䝹䝟䞁䜿䞊䜻䛾 㻵㼏 䛻䜘䛳䛶Ⓨ⏕䛩㼣㼕㼠㼔㻌㻞㻜㻜㻌㻭㻌㼍㼠㻌㻝㻜㻌㻷㻌䜛㐽ⶸ☢ሙ䛾ᑐ⛠ᛶ䛜ኚ໬䛩䜛⤖ᯝ䛜ᚓ䜙䜜䛯䠊䜎䛯䠈☢ሙཧ⪃ᩥ⊩㻌୰䛾⮫⏺㟁ὶ≉ᛶ䛜ྥୖ䛧䛯⥺ᮦ䛷ヨస䛧䛯䝅䞁䜾䝹䝟䞁㻝㻚㻌 㻴㻚㻌 㻹㼕㼥㼍㼦㼍㼗㼕㻘㻌 㼑㼠㻌 㼍㼘㻚㻘㻌 㻭㼎㼟㼠㼞㼍㼏㼠㼟㻌 㼛㼒㻌 㻯㻿㻿㻶㻌 㻯㼛㼚㼒㼑㼞㼑㼚㼏㼑㻘㻌䜿䞊䜻䛻䜘䜚୰ᚰ☢ሙ 㻥㻚㻡㻞㻌㼀 䜢㐩ᡂ䛧䠈㻝㻜㻌㼀 ⣭䛾㧗☢ሙⓎ⏕㼂㼛㼘㻚㻥㻜㻌㻔㻞㻜㻝㻠㻕㻌㼜㻚㻝㻥㻟㻌
第92回

2015年度秋季低温工学・超電導学会

3B-a03

高磁場 MRI㧗☢ሙ 㻹㻾㻵 ⏝㧗 ㉸㟁ᑟ☢▼㛤Ⓨ䛾㐍ᤖ㻔㻝㻡 ᖺ⛅㻕㻌䠉ఏᑟ෭༷ 㻝㻚㻡㻌㼀㻙㻹㻾㻵 ☢▼䛾㛤Ⓨ䠉㻌㻼㼞㼛㼓㼞㼑㼟㼟㻌㼕㼚㻌㼠㼔㼑㻌㼐㼑㼢㼑㼘㼛㼜㼙㼑㼚㼠㻌㼛㼒㻌㼍㼚㻌㻴㼀㻿㻌㼙㼍㼓㼚㼑㼠㻌㼒㼛㼞㻌㼡㼘㼠㼞㼍㻙㼔㼕㼓㼔㻌㼒㼕㼑㼘㼐㻌㻹㻾㻵㻌㻔㻞㻜㻝㻡㻌㼍㼡㼠㼡㼙㼚㻕㻌䠉㼍㻌㼏㼛㼚㼐㼡㼏㼠㼕㼛㼚㻙㼏㼛㼛㼘㼑㼐㻌㻝㻚㻡㻌㼀㻌㻾㻱㻮㻯㻻㻌㻹㻾㻵㻌㼙㼍㼓㼚㼑㼠䠉㻌ᐑ㷂㻌 ᐶྐ䠈ᒾ஭㻌 ㈆᠇䠈Ᏹ㒔㻌 㐩㑻䠈኱㇂㻌 Ᏻぢ䠈ᡞᆏ㻌 Ὀ㐀䠈⏣㷂㻌 ㈼ྖ䠈㔝ᮧ㻌 ಇ⮬䠈᮶ᰨ㻌 ດ䠄ᮾⰪ䠅䠗㻌▼ᒣ㻌 ᩔኈ䠄᪩኱䠅䠗᳜⏣㻌 ᾈྐ㻔᪩኱㻛㜰኱㻕䠗㔝ཱྀ㻌 ⪽㻔᪩኱㻛໭኱㻕䠗ᾆᒣ㻌 ៅ୍䠈⚟ᒣ㻌 ⚽┤䠄ி኱䠅㻌㻹㻵㼅㻭㼆㻭㻷㻵㻌㻴㼕㼞㼛㼟㼔㼕㻘㻌㻵㼃㻭㻵㻌㻿㼍㼐㼍㼚㼛㼞㼕㻘㻌㼁㼀㻻㻌㼀㼍㼠㼟㼡㼞㼛㻘㻌㻻㼀㻭㻺㻵㻌㼅㼍㼟㼡㼙㼕㻘㻌㼀㻻㻿㻭㻷㻭㻌㼀㼍㼕㼦㼛㻘㻌㼀㻭㻿㻭㻷㻵㻌㻷㼑㼚㼖㼕㻘㻌㻺㻻㻹㼁㻾㻭㻌㻿㼔㼡㼚㼖㼕㻘㻌㻷㼁㻾㼁㻿㼁㻌㼀㼟㼡㼠㼛㼙㼡㻌㻔㼀㻻㻿㻴㻵㻮㻭㻕㻧㻌㻵㻿㻴㻵㼅㻭㻹㻭㻌㻭㼠㼟㼡㼟㼔㼕㻌㻔㼃㼍㼟㼑㼐㼍㻌㼁㼚㼕㼢㻚㻕㻧㻌㼁㻱㻰㻭㻌㻴㼕㼞㼛㼟㼔㼕㻌㻔㼃㼍㼟㼑㼐㼍㻌㼁㼚㼕㼢㻚㻛㻻㼟㼍㼗㼍㻌㼁㼚㼕㼢㻚㻕㻧㻌 㻌㻺㻻㻳㼁㻯㻴㻵㻌㻿㼛㻌㻔㼃㼍㼟㼑㼐㼍㻌㼁㼚㼕㼢㻚㻛㻴㼛㼗㼗㼍㼕㼐㼛㻌㼁㼚㼕㼢㻚㻕㻧㻌㼁㻾㻭㼅㻭㻹㻭㻌㻿㼔㼕㼚㼕㼏㼔㼕㻘㻌㻲㼁㻷㼁㼅㻭㻹㻭㻌㻴㼕㼐㼑㼚㼍㼛㻌㻔㻷㼥㼛㼠㼛㻌㼁㼚㼕㼢㻚㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼔㼕㼞㼛㼟㼔㼕㻝㻣㻚㼙㼕㼥㼍㼦㼍㼗㼕㻬㼠㼛㼟㼔㼕㼎㼍㻚㼏㼛㻚㼖㼜㻌㻝䠊䛿䛨䜑䛻㻌
㻾㻱㻮㻯㻻 ⥺ᮦ䜢⏝䛔䛶䚸ᐊ 䝪䜰I㻠㻜㻜㻌㼙㼙 䛾ఏᑟ෭༷ᆺ
㻝㻚㻡㻌㼀㻙㻹㻾㻵 䝬䜾䝛䝑䝖䜢㛤Ⓨ䛧䚸᧜ീホ౯䛩䜛䛣䛸䜢┠ⓗ䛸䛧䛶䛔䜛䚹䝬䜾䝛䝑䝖䛿䚸ෆᚄI㻡㻜㻜㻌㼙㼙 䛾䝅䞁䜾䝹䝟䞁䜿䞊䜻 㻢㻜 ᯛ䛷ᵓᡂ䛥䜜䚸᧜ീ✵㛫䛿 㻞㻜㻜㻌㼙㼙㻌 㻰㻿㼂 䛷䛒䜛䚹ᮏⓎ⾲䛷䛿䚸㻝㻚㻡㻌㼀㻙㻹㻾㻵 䝬䜾䝛䝑䝖䛾᭱㐺䝁䜲䝹㓄⨨タィ⤖ᯝ䛚䜘䜃䝬䜾䝛䝑䝖〇స≧ἣ䛻䛴䛔䛶ሗ࿌䛩䜛䚹㻌
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7XUQV RI SDQFDNH /HQJWKRISDQFDNHP㻲㼕㼓㻚㻝㻌㼀㼣㼛㻙㼐㼕㼙㼑㼚㼟㼕㼛㼚㼍㼘㻌㼍㼤㼕㼟㼥㼙㼙㼑㼠㼞㼕㼏㻌㼐㼞㼍㼣㼕㼚㼓㻌㼛㼒㻌㼏㼛㼕㼘㻌㼜㼛㼟㼕㼠㼕㼛㼚㼟㻌㼀㼍㼎㼘㼑㻝㻌㻵㼚㼔㼛㼙㼛㼓㼑㼚㼑㼛㼡㼟㻌㼙㼍㼓㼚㼑㼠㼕㼏㻌㼒㼕㼑㼘㼐㻌㼛㼢㼑㼞㻌㻝㻜㻜㻌㼙㼙㻌㻰㻿㼂㻌㻺㼍㼙㼑㻌㼂㼍㼘㼡㼑㻌㻔㼜㼜㼙㻕ŬF $ ƑYDOXH㻞䠊䝁䜲䝹㓄⨨タィ㻌⥺ᮦᖜ 㻠㻌㼙㼙䚸⥺ᮦཌ 㻜㻚㻝㻌㼙㼙 䛾 㻾㻱㻮㻯㻻 ⥺ᮦ䜢౑⏝䛧䛯䝅䞁䜾䝹䝟䞁䜿䞊䜻䜢⏝䛔䛯 㻝㻚㻡㻌㼀㻙㻹㻾㻵 䛾䝁䜲䝹㓄⨨䜢᳨ウ䛧䛯䚹๓ᥦ᮲௳䛸䛧䛶䚸䝁䜲䝹ෆᚄI㻡㻜㻜㻌㼙㼙䚸䝁䜲䝹ᩘ 㻟 ᑐ㻔㻢䝴䝙䝑䝖㻕䚸ᆒ୍☢ሙ✵㛫 㻞㻜㻜㻌㼙㼙㻌㻰㻿㼂䚸୰ᚰ☢ሙ 㻝㻚㻡㻌㼀䚸㐠㌿㟁ὶ್ 㻟㻜㻜㻌㻭 ௨ୗ䛸䛧䛯䚹䝅䞁䜾䝹䝟䞁䜿䞊䜻䛾䝍䞊䞁ᩘ䚸䝅䞁䜾䝹䝟䞁䜿䞊䜻䜢✚ᒙ䛧䛯ྛ䝁䜲䝹㛫㊥㞳䜢䝟䝷䝯䞊䝍䛸䛧䛶䚸✵㛫☢ሙศᕸ䜢ィ⟬䛧䚸୙ᩚ☢ሙ䛜ᴟᑠ䛸䛺䜛䝁䜲䝹㓄⨨䜢ᑟฟ䛧䛯䚹䝁䜲䝹㓄⨨䜢 㻲㼕㼓㻚㻝 䛻♧䛩䚹እᚄ䛜␗䛺䜛 㻟 ✀㢮䛾䝅䞁䜾䝹䝟䞁䜿䞊䜻 㻢㻜 ᯛ䛷ᵓᡂ䛥䜜䚸⥺ᮦ඲㛗䛿㻝㻜㻚㻟㻌㼗㼙 䛷䛒䜛䚹⌫㠃ㄪ࿴㛵ᩘ䛾ྛḟ䛾ಀᩘ䜢 㼀㼍㼎㼘㼑㻝 䛻♧䛩 䚹 ᆒ ୍ ᗘ 䛿 㻞㻜㻜㻌㼙㼙㻌 㻰㻿㼂 䛻 䛶 㻟㻚㻟㻌㼜㼜㼙㻔㼂㻾㻹㻿㻕 䛚 䜘 䜃㻠㻣㻚㻣㻌㼜㼜㼙㻔㼜㼑㼍㼗㻌 㼠㼛㻌 㼜㼑㼍㼗㻕䛸䛺䛳䛯䚹䝁䜲䝹ᩘ䜢ቑ䜔䛩䛣䛸䛷୙ᩚ☢ሙ䜢䛥䜙䛻ῶ䜙䛩䛣䛸䛜䛷䛝䜛䛜䚸⤌❧䛜」㞧䛻䛺䜛䛯䜑䚸䝁䜲䝹ᩘ䛿 㻢 䛸䛧䛯䚹㻌&RLO&
1XPEHURISDQFDNHV7XUQVRISDQFDNH /HQJWKRISDQFDNH P

㻟䠊䝅䞁䜾䝹䝟䞁䜿䞊䜻〇స㻌㻾㻱㻮㻯㻻 ⥺ᮦ䛾ཌ䜏䛿 㻜㻚㻜㻝㻌㼙㼙 ⛬ᗘ䛾බᕪ䛜䛒䜛䛯䜑䚸༢⣧䛻ᕳ⥺䛩䜛䛸䝅䞁䜾䝹䝟䞁䜿䞊䜻እᚄ䜎䛯䛿䝍䞊䞁ᩘ䛜タィᑍἲ䛸␗䛺䜚䚸኱䛝䛺୙ᩚ☢ሙ䛜⏕䛨䜛せᅉ䛸䛺䜛䚹䛭䛣䛷䚸䝅䞁䜾䝹䝟䞁䜿䞊䜻䛾䝍䞊䞁ᩘ䜢タィ್䛻ྜ䜟䛫䚸እᚄ䛿 㻝㻜 䝍䞊䞁ẖ䛻ᑍἲ䜢 ᐃ䛧䛺䛜䜙⤯⦕≀䛾㔞䜢ㄪᩚ䛩䜛䛣䛸䛷ㄗᕪ 㻜㻚㻠㻌㼙㼙 ௨ୗ䛸䛺䜛䜘䛖䛻ᕳ⥺䜢ᐇ᪋䛧䛯䚹䛣䜜䜎䛷 㻠䝁䜲䝹ศ㻔䝁䜲䝹 㻭 䛚䜘䜃䝁䜲䝹 㻮㻕䛾䝅䞁䜾䝹䝟䞁䜿䞊䜻ᕳ⥺䛜᏶஢䛧䚸䛩䜉䛶ᾮయ❅⣲୰䛻䛶㏻㟁ヨ㦂䜢ᐇ᪋䛧䛯䚹ヨ㦂⤖ᯝ䜢 㻲㼕㼓㻚㻌㻞 䛻♧䛩䚹㻾㻱㻮㻯㻻 ⥺ᮦ䛾㉸㟁ᑟ≉ᛶ䛾䜀䜙䛴䛝䛻䜘䜚䝅䞁䜾䝹䝟䞁䜿䞊䜻䛾 㻵㼏 䛻䜟䛪䛛䛺䜀䜙䛴䛝䛜䜏䜙䜜䜛䛜䚸㻝㻜㻙㻥㻌㼂㻛㼏㼙 䛛䜙 㻝㻜㻙㻤㻌㼂㻛㼏㼙 䛾 㼂㻙㻵 ≉ᛶ䛛䜙ᐃ⩏䛧䛯䝁䜲䝹㼚 ್䛿䛩䜉䛶 㻞㻡 ௨ୖ䛷䛒䜚䚸㉸㟁ᑟ≉ᛶ䛻ຎ໬䛜䛺䛔䛣䛸䜢☜ㄆ䛧䛯䚹䜎䛯䚸䛩䜉䛶䛾䝅䞁䜾䝹䝟䞁䜿䞊䜻䛾እᚄᑍἲ䛚䜘䜃ཌ䜏䜢 ᐃ䛧䚸እᚄ䛿ㄗᕪ 㻜㻚㻠㻌㼙㼙 ௨ୗ䚸䝁䜲䝹ཌ䜏䛿ㄗᕪ 㻜㻚㻞㻌㼙㼙 ௨ୗ䛷䛒䜛䛣䛸䜢☜ㄆ䛧䛯䚹㻌

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㻾㻱㻮㻯㻻 ⥺ᮦ䜢⏝䛔䛯 㻝㻚㻡㻌㼀㻙㻹㻾㻵 䛾㛤Ⓨ䜢㐍䜑䛶䛔䜛䚹᭱㐺䝁䜲䝹㓄⨨タィ䜢ᐇ᪋䛧䚸୙ᩚ☢ሙ䜢ᴟᑠ䛸䛩䜛䝁䜲䝹㓄⨨䜢Ỵᐃ䛧䛯䚹䜎䛯䚸㻠 䝁䜲䝹ศ䛾䝅䞁䜾䝹䝟䞁䜿䞊䜻䜢᏶ᡂ䛧䚸Ⰻዲ䛺㉸㟁ᑟ≉ᛶ䜢᭷䛧䛶䛔䜛䛣䛸䜢☜ㄆ䛧䛯䚹⌧ᅾ䚸䝁䜲䝹䛸୪⾜䛧䛶䜽䝷䜲䜸䛾〇స䜒㐍䜑䛶䛚䜚䚸㻝㻞 ᭶䜘䜚ヨ㦂䜢㛤ጞ䛩䜛ணᐃ䛷䛒䜛䚹㻌㻲㼕㼓㻚㻞㻌㻯㼛㼕㼘㻌㼏㼞㼕㼠㼕㼏㼍㼘㻌㼏㼡㼞㼞㼑㼚㼠㼟㻌㻔㻵㼏㻕㻌㼍㼚㼐㻌㼠㼔㼑㻌㼚㻙㼢㼍㼘㼡㼑㼟㻌㼛㼒㻌㼠㼔㼑㻌㼟㼕㼚㼓㼘㼑㻌㼜㼍㼚㼏㼍㼗㼑㼟㻌䠘ㅰ㎡䠚ᮏ◊✲䛿䠈᪥ᮏ་⒪◊✲㛤Ⓨᶵᵓ䛾ᮍ᮶་⒪䜢ᐇ⌧䛩䜛་⒪ᶵჾ䞉䝅䝇䝔䝮◊✲㛤Ⓨ஦ᴗ䛂㧗☢ሙ䝁䜲䝹䝅䝇䝔䝮䛾◊✲㛤Ⓨ䛃䜢㏻䛨䛶ᐇ᪋䛥䜜䛯䚹㻌̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-a04

高磁場 MRI㧗☢ሙ 㻹㻾㻵 ⏝㧗㉸㟁ᑟ☢▼㛤Ⓨ䛾㐍ᤖ㻔㻝㻡 ᖺ⛅㻕㻌㻥㻚㻠㻌㼀 䝠䝖඲㌟⏝ 㻹㻾㻵 䝁䜲䝹䛻䛚䛡䜛㐽ⶸ㟁ὶ䛻䜘䜛୙ᩚ☢ሙ䛸☢ሙᆒ୍ᗘ䛾ホ౯㻼㼞㼛㼓㼞㼑㼟㼟㻌㼕㼚㻌㼠㼔㼑㻌㼐㼑㼢㼑㼘㼛㼜㼙㼑㼚㼠㻌㼛㼒㻌㼍㼚㻌㻴㼀㻿㻌㼙㼍㼓㼚㼑㼠㻌㼒㼛㼞㻌㼡㼘㼠㼞㼍㻙㼔㼕㼓㼔㻌㼒㼕㼑㼘㼐㻌㻹㻾㻵㻌㻔㻞㻜㻝㻡㻌㼍㼡㼠㼡㼙㼚㻕㻌㻌 㻙㻌㻺㼡㼙㼑㼞㼕㼏㼍㼘㻌㼑㼢㼍㼘㼡㼍㼠㼕㼛㼚㻌㼛㼚㻌㼕㼞㼞㼑㼓㼡㼘㼍㼞㻌㼒㼕㼑㼘㼐㻌㼎㼥㻌㼟㼏㼞㼑㼑㼚㼕㼚㼓㻌㼏㼡㼞㼞㼑㼚㼠㻌㼍㼚㼐㻌㼒㼕㼑㼘㼐㻌㼔㼛㼙㼛㼓㼑㼚㼑㼕㼠㼥㻌 㻌㼕㼚㻌㻾㻱㻮㻯㻻㻌㻯㼛㼕㼘㻌㼒㼛㼞㻌㻥㻚㻠㻙㼀㻌㼔㼡㼙㼍㼚㻙㼣㼔㼛㼘㼑㻙㼎㼛㼐㼥㻌㻹㻾㻵㻌㻙㻌ᯇぢ㻌 ⤢Ꮚ䠈⋤㻌 㡗䠈▼ᒣ㻌 ᩔኈ㻌 䠄᪩኱䠅䠗᳜⏣㻌 ᾈྐ㻌 䠄㜰኱䠅䠗㻌㔝ཱྀ㻌 ⪽㻌 䠄໭኱䠅䠗ᐑ㷂㻌 ᐶྐ䠈ᡞᆏ㻌 Ὀ㐀䠈㔝ᮧ㻌 ಇ⮬䠈᮶ᰨ㻌 ດ㻌 䠄ᮾⰪ䠅㻌㻹㻭㼀㻿㼁㻹㻵㻌㻭㼥㼍㼗㼛㻘㻌㼃㻭㻺㻳㻌㼀㼍㼛㻘㻌㻵㻿㻴㻵㼅㻭㻹㻭㻌㻭㼠㼟㼡㼟㼔㼕㻌㻔㼃㼍㼟㼑㼐㼍㻌㼁㼚㼕㼢㻚㻕㻧㻌㼁㻱㻰㻭㻌㻴㼕㼞㼛㼟㼔㼕㻌㻔㻻㼟㼍㼗㼍㻌㼁㼚㼕㼢㻚㻕䠗㻌㻺㻻㻳㼁㻯㻴㻵㻌㻿㼛㻌㻔㻴㼛㼗㼗㼍㼕㼐㼛㻌㼁㼚㼕㼢㻚㻕㻧㻌㻹㻵㼅㻭㼆㻭㻷㻵㻌㻴㼕㼞㼛㼟㼔㼕㻘㻌㼀㻻㻿㻭㻷㻭㻌㼀㼍㼕㼦㼛㻘㻌㻺㻻㻹㼁㻾㻭㻌㻿㼔㼡㼚㼖㼕㻘㻌㻷㼁㻾㼁㻿㼁㻌㼀㼟㼡㼠㼛㼙㼡㻌㻔㼀㼛㼟㼔㼕㼎㼍㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼍㼠㼟㼡㼟㼔㼕㻬㼣㼍㼟㼑㼐㼍㻚㼖㼜㸬ࡣࡌࡵ࡟
ᡃ䚻䛿䚸10 T ⣭䠄9.4 T䠅䛾䝠䝖඲㌟⏝ MRI 䛾ᐇ⌧䜢┠ᣦ䛧䛶䛔䜛[1]䚹㧗 ㉸㟁ᑟ䝁䜲䝹䛻䛚䛔䛶䠈㧗 ㉸㟁ᑟ⥺ᮦ䛜䝔䞊䝥ᙧ≧䜢䛧䛶䛔䜛䛯䜑䠈㐽ⶸ㟁ὶ䛜㢧ⴭ䛻ㄏᑟ䛥䜜䠈䛭䜜䛻䜘䛳䛶⏕䛨䜛୙ᩚ☢ሙ䛜䝁䜲䝹䛾Ⓨ⏕☢ሙ䛾✵㛫ⓗᆒ୍ᛶ䜔᫬㛫ⓗᏳᐃᛶ䜢ᦆ䛺䛖ྍ⬟ᛶ䛜䛒䜛䚹௒ᅇ䛿䚸ୖグ䝥䝻䝆䜵䜽䝖䛷タィ䞉᳨ウ䜢⾜䛳䛯ᐇつᶍ䠄1000 mmĳ䚸9.4 T ⣭䝠䝖඲㌟⏝䠅䝁䜲䝹䜢ᑐ㇟䛸䛧䛶䚸䛣䜜䜎䛷䛻㛤Ⓨ䛧䛯 3 ḟඖ㟁☢
ሙゎᯒᡭἲ䜢⏝䛔䛶䚸୙ᩚ☢ሙ䛜᧜ീ✵㛫䛾☢ሙᆒ୍ᗘ䛻୚䛘䜛ᙳ㡪䛻䛴䛔䛶ホ౯䞉⪃ᐹ䛧䛯䛾䛷ሗ࿌䛩䜛䚹㸬ゎᯒࣔࢹࣝ
 ࣔࢹࣝࢥ࢖ࣝ
ゎᯒ䛻⏝䛔䛯䝰䝕䝹䝁䜲䝹䛾ᴫ␎ᅗ䛚䜘䜃☢ሙศᕸ䜢 Fig.
1 䛻䚸౑⏝ REBCO ⥺ᮦ䛸䝁䜲䝹䛾ㅖඖ䜢䛭䜜䛮䜜 Table 1䚸
Table 2 䛻♧䛩䚹ෆᚄ 1000 mm䚸୰ᚰ☢ሙ 9.4 T䚸䜰䜽䝔䜱䝤䝅䞊䝹䝗௜䛝䠄5 䜺䜴䝇䝷䜲䞁䛿ᚄ᪉ྥ 7 m, ㍈᪉ྥ 12 m䠅䛷䚸㟁☢ᛂຊ 500MPa 䛾ไ⣙ୗ䛷䚸౑⏝⥺ᮦ㔞䜢᭱ᑡ䛛䛴 2䡚10ḟ䛾☢ሙ୙ᆒ୍ᗘ䜢 400-mm DSV 䛻䛚䛔䛶 100 ppm ௨ୗ䛻䛺䜛䜘䛖䛻タィ䛥䜜䛶䛔䜛[2]䚹௒ᅇ䛿䚸㐽ⶸ㟁ὶ䛾ᙳ㡪䜢ホ౯䛧䛴䛴タィ䜢㐍䜑䜛タィ䝥䝻䝉䝇䛾ึᮇẁ㝵䛷䛒䜛䛯䜑䚸ᆒ୍ᗘ䛾ไ⣙䛿⦆䛟䛧䛯䚹䛭䜜䛮䜜䛾䝇䝥䝸䝑䝖䝁䜲䝹䛿䝅䞁䜾䝹䝟䞁䜿䞊䜻䝁䜲䝹(SP)䛜✚ᒙ䛥䜜䛶䛚䜚䚸㟁ὶᐦᗘ䛿䝟䞁䜿䞊䜻䝁䜲䝹ෆ䛷୍ᵝ䛸䛧䛶᭱㐺໬䛥䜜䛶䛔䜛䠄 Designmodel䠅䚹
 ୙ᩚ☢ሙゎᯒ᮲௳
ୖ㏙䛾䝰䝕䝹䝁䜲䝹䛻ᑐ䛧䛶䚸ゎᯒ䛷䛿䚸ᐇ㝿䛾ᕳ䛝᪉䜢⪃៖䛧䛶䝎䝤䝹䝟䞁䜿䞊䜻䝁䜲䝹(DP)䛾✚ᒙᵓ㐀䛸䛧䚸㉸㟁ᑟᒙ䛻䛾䜏㟁ὶ䛜ὶ䜜䜛䛸䛧䛯䠄Analysis model䠅䚹㐠㌿ ᗘ
䛿 20 K䚸n ್䛿 20 ୍ᐃ䛸䛧䛯䚹඲䝁䜲䝹䜢ྠ᫬ບ☢䛧䚸ບ☢
᏶஢ᚋ 1 ᫬㛫䝩䞊䝹䝗䛩䜛䛸௬ᐃ䛧䛯䚹㛤Ⓨ䛧䛯 3 ḟඖ㟁☢
ሙゎᯒ䝥䝻䜾䝷䝮䜢⏝䛔䛶୙ᩚ☢ሙ䜢ィ⟬䛧䚸⌫㠃ㄪ࿴㛵ᩘᒎ㛤䜢⏝䛔䛶䚸☢ሙᆒ୍ᗘ䛻୚䛘䜛ᙳ㡪䜢ホ౯䛧䛯[3]䚹
㸬⤖ᯝ࣭⪃ᐹᆒ୍ᗘ䛾ィ⟬⤖ᯝ䜢 Table 3 䛻♧䛩䚹Design model 䛿 SP䝁䜲䝹✚ᒙ䛾タィ್䠄䝁䜲䝹ෆᆒ୍㟁ὶ䜢௬ᐃ䠅䚸Analysis
model 䛿 DP 䝁䜲䝹✚ᒙ䛾ィ⟬್䛷䛒䜚䚸䛔䛪䜜䜒㐽ⶸ㟁ὶ䛾ᙳ㡪䜢ྵ䜎䛺䛔䝰䝕䝹䛷䛒䜛䚹୍᪉䚸Screening-current model䛿ᙳ㡪䜢ྵ䜐 DP 䝁䜲䝹✚ᒙ䝰䝕䝹䛷䛒䜛䚹Table 3 䜘䜚䚸
Design model 䛻ᑐ䛧䛶 Analysis model 䛾್䛜ᝏ໬䛧䛶䛔䜛䚹䛣䜜䛿䚸DP 䝁䜲䝹䛻䜘䜛Ώ䜚㒊ศ䛾ᙳ㡪䛷䛒䜛䛸⪃䛘䜙䛘䜛䚹
䜎䛯䚸Screening-current model 䛷䛿䚸㐽ⶸ㟁ὶ☢ሙ䛾ᙳ㡪䛻䜘䜚඲ḟᩘ䛻䛴䛔䛶䚸≉䛻 2 ḟ䛾㡯䛾ᆒ୍ᗘ䛜㢧ⴭ䛻ᝏ໬䛧䛯䚹ヲ⣽䛿ᙜ᪥ሗ࿌䛩䜛䚹䠘ㅰ㎡䠚ᮏ◊✲䛿䚸᪥ᮏ་⒪◊✲㛤Ⓨᶵᵓ䠄AMED䠅䛾ᮍ᮶་⒪䜢ᐇ⌧䛩䜛་⒪ᶵჾ䞉䝅䝇䝔䝮◊✲㛤Ⓨ஦ᴗ䛂㧗☢ሙ䝁䜲䝹䝅䝇䝔䝮䛾◊✲㛤Ⓨ䛃䜢㏻䛨䛶ᐇ᪋䛥䜜䛯䚹࢔ࢡࢸ࢕ࣈࢩ࣮ࣝࢻࢥ࢖ࣝ

Fig. 1. Schematic of coil system and Distribution of radial componentof ideal magnetic field. Dotted line show the 400-mm diameter ofspherical volume.
Table 1. Specifications of HTS tape
Width

5 mm
78 ȝm

Substrate
Thickness

REBCO

2 ȝm

Copper20 ȝmTable 2. Specifications of model magnet
Coil 1 Coil 2 Coil 3 Coil 4 Coil 5 Coil 6
Inner diameter (m)1.213 1.000 1.125 1.000 1.000 3.869

Outer diameter (m)1.668 1.348 1.380 1.443 1.485 3.978

Number of turns / SP coil

474

363

265

Number of SP coils

36×2

2×2

36×2 10×2 34×2 32×2

461

Gap between turns (mm)0.36

Gap between SP coils (mm)

1.0

505

114

Gap between split coils (mm) 111.7 607.6 805.2 1306.6 1460.6 1406.3
Operating current (A)197.8 257.0 222.2 218.2 213.0 -288.0

Magnetic field @center (T)9.381

Table 3. Results of field homogeneity
Designmodel

Analysismodel

Screeningcurrent
model
9.381

Magnetic field at center (T)

9.381

9.392

2nd order homogeneity (ppm)-2.399

9.313

125.8

4th order homogeneity (ppm)-9.934-11.04-41.136th order homogeneity (ppm)-9.874-9.723-10.148th order homogeneity (ppm)-10.03-10.07-9.00610th order homogeneity (ppm)

1.640

1.643

1.460

ཧ⪃ᩥ⊩
1. T. Tosaka, et al: Abstracts of CSJ Conference, Vol.92 (2015) 3B-a01.
2. S. Noguchi, et al.; Abstracts of CSJ Conference, Vol.91 (2015)
3A-p16
3. H. Ueda, et al.: IEEE Trans. Appl. Supercond., Vol. 23 (2013),
4100805.

̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-a05

核融合 (2)

ཎᆺ⅔⏝㉸ఏᑟ䝬䜾䝛䝑䝖䛾ᴫᛕタィ㻌 䠉ྜྠ䝁䜰䝏䞊䝮ሗ࿌䛸䝇䜿䝆䝳䞊䝹䠉㻌㻯㼛㼚㼏㼑㼜㼠㼡㼍㼘㻌㼐㼑㼟㼕㼓㼚㻌㼛㼒㻌㼟㼡㼜㼑㼞㼏㼛㼚㼐㼡㼏㼠㼕㼚㼓㻌㼙㼍㼓㼚㼑㼠㻌㼟㼥㼟㼠㼑㼙㻌㼒㼛㼞㻌㻰㻱㻹㻻㻌㼞㼑㼍㼏㼠㼛㼞㻌 㻌㻌 㻙㻌㻵㼚㼠㼞㼛㼐㼡㼏㼠㼕㼛㼚㻌㼛㼒㻌㻯㼛㼞㼑㻙㼠㼑㼍㼙㻌㼞㼑㼜㼛㼞㼠㻌㼍㼚㼐㻌㼐㼑㼟㼕㼓㼚㻌㼟㼏㼔㼑㼐㼡㼘㼑㻌䇵㻌㻌㻌 すᮧ㻌 ᪂䠄᰾⼥ྜ⛉Ꮫ◊✲ᡤ䠅䠗㻌Ᏹ⸨㻌 ⿱ᗣ䚸㣕⏣㻌 ೺ḟ䚸㟷ᮌ㻌 ᫭䚸᪥Ώ㻌 Ⰻ∞䚸ᆏᮏᐅ↷䚸㇂ᕝ㻌 ᑦ䚸ཎᆺ⅔タィྜྠ≉ู䝏䞊䝮䠄᪥ᮏཎᏊຊ◊✲㛤Ⓨᶵᵓ䠅㻌㻺㻵㻿㻴㻵㻹㼁㻾㻭㻌㻭㼞㼍㼠㼍㻌㻔㻺㻵㻲㻿㻕㻧㻌㼁㼀㻻㻴㻌㻴㼕㼞㼛㼥㼍㼟㼡㻘㻌㼀㻻㻮㻵㼀㻭㻌㻷㼑㼚㼖㼕㻘㻌㻭㻻㻷㻵㻌㻭㼗㼕㼞㼍㻘㻌㻴㻵㼃㻭㼀㻭㻾㻵㻌㻾㼥㼛㼖㼕㻘㻌㻿㻭㻷㻭㻹㻻㼀㻻㻌㼅㼛㼟㼔㼕㼠㼑㼞㼡㻘㻌 㻌㼀㻭㻺㻵㻳㻭㼃㻭㻌㻴㼕㼟㼍㼟㼔㼕㻘㻌㻶㼛㼕㼚㼠㻌㻿㼜㼑㼏㼕㼍㼘㻌㻰㼑㼟㼕㼓㼚㻌㼀㼑㼍㼙㻌㼒㼛㼞㻌㻲㼡㼟㼕㼛㼚㻌㻰㻱㻹㻻㻌㻔㻶㻭㻱㻭㻕㻌 㻌㻱㻙㼙㼍㼕㼘㻦㻌㼚㼕㼟㼔㼕㻙㼍㻬㼚㼕㼒㼟㻚㼍㼏㻚㼖㼜㻌 㻌㻌㔪䜢⟇ᐃ䛩䜛䛯䜑䛾ᢏ⾡ㄢ㢟᳨ウ䛜ᐇ᪋䛥䜜䜛䚹㻌㻝䠊䛿䛨䜑䛻㻌
㻌ཎᏊຊ⛉Ꮫᢏ⾡ጤဨ఍㻌 ᰾⼥ྜ◊✲సᴗ㒊఍䛿䚸ᖹᡂཧ⪃ᩥ⊩㻌㻞㻡 ᖺ 㻣 ᭶䛾➨ 㻟㻣 ᅇ఍ྜ䛻䛚䛔䛶䚸䛂᰾⼥ྜཎᆺ⅔㛤Ⓨ䛾䛯㻝㻚㻌 ⛉Ꮫᢏ⾡䞉Ꮫ⾡ᑂ㆟఍㻌 ◊✲ィ⏬䞉ホ౯ศ⛉఍㻌 ཎᏊຊ⛉䜑䛾ᢏ⾡ᇶ┙ᵓ⠏䛾୰᰾ⓗᙺ๭䜢ᢸ䛖䝏䞊䝮䛃䠄␎⛠䠖ྜྠᏛᢏ⾡ጤဨ఍㻌 ᰾⼥ྜ◊✲సᴗ㒊఍䠄➨ 㻟㻣 ᅇ䠅㓄௜㈨ᩱ㻌䝁䜰䝏䞊䝮䠅䜢Ⓨ㊊䛥䛫䚸᰾⼥ྜཎᆺ⅔㛤Ⓨ䛾᳨ウ䜢㛤ጞ䛧ཎᆺ⅔㛤Ⓨ䛾䛯䜑䛾ᢏ⾡ᇶ┙ᵓ⠏䛾୰᰾ⓗᙺ๭䜢ᢸ䛖䛯䚹㼇㻝㼉㻌 ྜྠ䝁䜰䝏䞊䝮䛿ᖹᡂ 㻞㻢 ᖺ 㻣 ᭶䛻ሗ࿌᭩䜢䜎䛸䜑㼇㻞㼉䚸䝏䞊䝮䛾ᵓ⠏䛻䛴䛔䛶䠄᱌䠅㻌 㼔㼠㼠㼜㻦㻛㻛㼣㼣㼣㻚㼙㼑㼤㼠㻚㼓㼛㻚㼖㼜㻛㼎㼋㼙㼑㻌ᖹᡂ 㻞㻣 ᖺ 㻝 ᭶䛻ཎᆺ⅔ᢏ⾡ᇶ┙ᵓ⠏䝏䝱䞊䝖㼇㻟㼉䜢䜎䛸䜑䛯䚹㼚㼡㻛㼟㼔㼕㼚㼓㼕㻛㼓㼕㼖㼥㼡㼠㼡㻛㼓㼕㼖㼥㼡㼠㼡㻞㻛㻜㻡㻢㻛㼟㼔㼕㼞㼥㼛㻛㼍㼠㼠㼍㼏㼔㻛㻝㻟㻟㻤㻥㻝㻝㻚㼔ྜྠ䝁䜰䝏䞊䝮ሗ࿌᭩䛿䚸ཎᆺ⅔䛾ᴫᛕ䚸ཎᆺ⅔ᵓᡂせ⣲㼠㼙㻌 㻌 㻌䛾ᢏ⾡ㄢ㢟䚸ཎᆺ⅔タィ䛾䛒䜚᪉䛺䛹䛻䛴䛔䛶ྲྀ䜚䜎䛸䜑䜢㻞㻚㻌 ᒣ⏣ᘯྖ௚䚸᰾⼥ྜཎᆺ⅔㛤Ⓨ䛾䛯䜑䛾ᢏ⾡ᇶ┙ᵓ⠏⾜䛳䛶䛔䜛䚹ᢏ⾡ᇶ┙ᵓ⠏䝏䝱䞊䝖䛿䚸ཎᆺ⅔タィ䚸䛚䜘䜃䛾୰᰾ⓗᙺ๭䜢ᢸ䛖䝏䞊䝮ሗ࿌㻌 㻺㻵㻲㻿㻙㻹㻱㻹㻻㻙㻢㻥䠄᰾⼥
ᵓᡂせ⣲䛾᳨ウᅜ┠䜔䝇䜿䝆䝳䞊䝹᱌䜢♧䛧䛯䜒䛾䛷䛒䜛䚹ྜ⛉Ꮫ◊✲ᡤ䚸㻞㻜㻝㻠 ᖺ 㻥 ᭶䠅㻌 㼔㼠㼠㼜㻦㻛㻛㼣㼣㼣㻚㼙㼑㼤㼠㻚㼓㼛㻚㼖㼜㻛㼎㼋㻌ᖹᡂ 㻞㻣 ᖺ 㻟 ᭶䛻᰾⼥ྜ⛉Ꮫᢏ⾡ጤဨ఍䛜タ❧䛥䜜䚸䛭䛾ୗ㼙㼑㼚㼡㻛㼟㼔㼕㼚㼓㼕㻛㼓㼕㼖㼥㼡㼠㼡㻛㼓㼕㼖㼥㼡㼠㼡㻞㻛㻜㻡㻢㻛㼟㼔㼕㼞㼥㼛㻛㻝㻟㻡㻜㻣㻢㻟㻚㼔㼠㼙㻌䛻ᖹᡂ 㻞㻣 ᖺ 㻢 ᭶䛻᰾⼥ྜཎᆺ⅔㛤Ⓨ⥲ྜᡓ␎䝍䝇䜽䝣䜷䞊㼔㼠㼠㼜㻦㻛㻛㼣㼣㼣㻚㼚㼍㼗㼍㻚㼖㼍㼑㼍㻚㼓㼛㻚㼖㼜㻛㼗㼍㼚㼗㼛㼡㼎㼡㼠㼡㻛㻼㻰㻲㻛㼓㼛㼡㼐㼛㼡㼗㼛㼍䝇䛜タ⨨䛥䜜䛯䚹䜎䛯䚸ྠ᭶䚸ཎᆺ⅔ᴫᛕタィ䜢ᢸ䛖䝏䞊䝮䛸㼋㻞㻜㻝㻠㻜㻥㻚㼜㼐㼒㻌 㻌䛧䛶䚸ཎᆺ⅔タィྜྠ≉ู䝏䞊䝮䛜⤌⧊䛥䜜䛯䚹㻌㻟㻚㻌 ᒣ⏣ᘯྖ௚䚸᰾⼥ྜཎᆺ⅔㛤Ⓨ䛾䛯䜑䛾ᢏ⾡ᇶ┙ᵓ⠏ᮏሗ࿌䛷䛿䚸ྜྠ䝁䜰䝏䞊䝮ሗ࿌䛚䜘䜃ᢏ⾡ᇶ┙ᵓ⠏䝏䛾୰᰾ⓗᙺ๭䜢ᢸ䛖䝏䞊䝮ሗ࿌䠉ཎᆺ⅔ᢏ⾡ᇶ┙ᵓ⠏䝱䞊䝖䜢⤂௓䛧䚸ᥦ᱌䛥䜜䛶䛔䜛䝇䜿䝆䝳䞊䝹䛻䛴䛔䛶ሗ࿌䛩䝏䝱䞊䝖䠉㻺㻵㻲㻿㻙㻹㻱㻹㻻㻙㻣㻞䠄᰾⼥ྜ⛉Ꮫ◊✲ᡤ䚸㻞㻜㻝㻡 ᖺ䜛䛸䛸䜒䛻䚸䛭䛾ᐇ᪋యไ䛻䛴䛔䛶㏙䜉䜛䚹㻌㻞 ᭶䠅㻌 㼔㼠㼠㼜㻦㻛㻛㼣㼣㼣㻚㼚㼍㼗㼍㻚㼖㼍㼑㼍㻚㼓㼛㻚㼖㼜㻛㼗㼍㼚㼗㼛㼡㼎㼡㼠㼡㻛㻼㻰㻲㻛㼓㼛㼡㻌㻌㼐㼛㼡㼗㼛㼍㼋㻞㻜㻝㻡㻜㻝㻚㼜㼐㼒㻌 㻌㻞䠊ཎᆺ⅔ᢏ⾡ᇶ┙ᵓ⠏䝏䝱䞊䝖㻌㻲㼕㼓㻚㻝 䛻㉸ఏᑟ䝁䜲䝹䛾䝏䝱䞊䝖䜢♧䛩䚹㻞㻜㻞㻜 ᖺ 㡭 䛻 ୰ 㛫㻯㼔㼑㼏㼗㻌㻒㻌㻾㼑㼢㼕㼑㼣 䛜タᐃ䛥䜜䚸㻞㻜㻞㻣 ᖺ㡭䜎䛷䛻ᴫᛕタィ䜢⤊஢䛩䜛䚹ཎᆺ⅔ᕤᏛタィ䜈䛾⛣⾜ุ᩿䜢㻞㻜㻞㻣 ᖺ㡭䛻⾜䛔䚸䛭䛾⤖ᯝ䛻ᇶ䛵䛝䚸ᕤᏛタィ䚸〇㐀タィ䜈䛸㐍䜐䛣䛸䛜᝿ᐃ䛥䜜䛶䛔䜛䚹୰㛫 㻯㼔㼑㼏㼗㻌㻒㻌㻾㼑㼢㼕㼑㼣 䜔ᕤᏛタィ⛣⾜ุ᩿䛻ྥ䛡䛶䚸
㻲㼕㼓㻚㻝 䛾ᕥഃ䛾ḍ䛻䛒䜛䜘䛖䛺㡯┠䛾᳨ウ䚸䜎䛸䜑䛜ᚲせ䛷䛒䜚䚸≉ู䝏䞊䝮䛜䛣䜜䜙䛾ᐇົ䜢ᢸ䛖䚹᳨ウ㡯┠䛺䛹䛿⥲ྜᡓ␎䝍䝇䜽䝣䜷䞊䝇䛷㆟ㄽ䛥䜜䛶䛚䜚䚸᰾⼥ྜ⛉Ꮫᢏ⾡ጤဨ఍䛷䛾᳨ウ䜢⤒䛶䚸㻞㻜㻝㻢 ᖺᗘᮎ䛻䛿☜ᐃ䛩䜛ணᐃ䛷䛒䜛䚹㻌㻞㻜㻝㻡 ᖺ ᗘ 䛛 䜙㻞㻜㻝㻢 ᖺᗘ䛻䛛䛡䛶䚸
ཎᆺ⅔⏝኱ᆺ㉸ఏᑟ䝁䜲䝹タィ䛾ᇶᮏ᪉
Fig. 1 Chart of establishment of technological bases for DEMO superconducting coils.

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第92回

2015年度秋季低温工学・超電導学会

3B-a06

核融合 (2)

ཎᆺ⅔⏝㉸ఏᑟ䝬䜾䝛䝑䝖䛾ᴫᛕタィ㻌㉸ఏᑟᑟయ䛸䝬䜾䝛䝑䝖䛾ᇶᮏ௙ᵝ㻌㻯㼛㼚㼏㼑㼜㼠㼡㼍㼘㻌㼐㼑㼟㼕㼓㼚㻌㼛㼒㻌㼟㼡㼜㼑㼞㼏㼛㼚㼐㼡㼏㼠㼕㼚㼓㻌㼙㼍㼓㼚㼑㼠㻌㼟㼥㼟㼠㼑㼙㻌㼒㼛㼞㻌㻰㻱㻹㻻㻌㼞㼑㼍㼏㼠㼛㼞㻌㻙㻌㻮㼍㼟㼕㼏㻌㼐㼑㼟㼕㼓㼚㻌㼛㼒㻌㼟㼡㼜㼑㼞㼏㼛㼚㼐㼡㼏㼠㼛㼞㻌㼍㼚㼐㻌㼟㼡㼜㼑㼞㼏㼛㼚㼐㼡㼏㼠㼕㼚㼓㻌㼙㼍㼓㼚㼑㼠㻌㻙㻌㻌Ᏹ⸨⿱ᗣ䠈᪥ΏⰋ∞䠈㣕⏣೺ḟ䠈ᆏᮏᐅ↷䠈㟷ᮌ᫭䠈㇂ᕝᑦ䠄ཎᏊຊᶵᵓ䠅䠗すᮧ᪂䠄᰾⼥ྜ◊䠅䠈ཎᆺ⅔タィྜྠ≉ู䝏䞊䝮㻌㼁㼀㻻㻴㻌㻴㼕㼞㼛㼥㼍㼟㼡䠈㻌 㻴㻵㼃㻭㼀㻭㻾㻵㻌㻾㼥㼛㼖㼕䠈㻌 㼀㻻㻮㻵㼀㻭㻌㻷㼑㼚㼖㼕㻘㻌㻿㻭㻷㻭㻹㻻㼀㻻㻌㼅㼛㼟㼔㼕㼠㼑㼞㼡㻘㻌㻭㻻㻷㻵㻌㻭㼗㼕㼞㼍㻘㻌㼀㻭㻺㻵㻳㻭㼃㻭㻌㻴㼕㼟㼍㼟㼔㼕㻌㻔㻶㻭㻱㻭㻕㻧㻌㻺㻵㻿㻴㻵㻹㼁㻾㻭㻌㻭㼞㼍㼠㼍㻌㻔㻺㻵㻲㻿㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼡㼠㼛㻚㼔㼕㼞㼛㼥㼍㼟㼡㻬㼖㼍㼑㼍㻚㼓㼛㻚㼖㼜㻌㻌㻝䠊䛿䛨䜑䛻㻌
㼀㼍㼎㼘㼑㻌㻝㻌㻹㼍㼕㼚㻌㼜㼍㼞㼍㼙㼑㼠㼑㼞㼟㻌㼛㼒㻌㼀㻲㻌㼏㼛㼕㼘㻌㼒㼛㼞㻌㻰㻱㻹㻻㻌㼍㼚㼐㻌㻵㼀㻱㻾㻌䛂᰾⼥ྜཎᆺ⅔㛤Ⓨ䛾䛯䜑䛾ᢏ⾡ᇶ┙ᵓ⠏䛾୰᰾ⓗᙺ
㻌
㻵㼀㻱㻾㻌
㻰㻱㻹㻻㻌
๭䜢ᢸ䛖䝏䞊䝮䛃䛾ሗ࿌᭩䛻ᇶ䛵䛝䠈ཎᆺ⅔タィྜྠ≉ู䝏㻿㻯㻌㼟㼠㼞㼍㼚㼐㻌㻺㼎㻟㻿㼚㻌
㻺㼎㻟㻿㼚㻌
䞊䝮䛜ᖹᡂ 㻞㻣 ᖺ 㻢 ᭶䛻タ⨨䛥䜜䠈ཎᆺ⅔ᴫᛕ䛾ᇶᮏタィ䜢㻺㼡㼙㼎㼑㼞㻌㼛㼒㻌㼀㻲㻯㻌㻝㻤㻌㻝㻢㻌㛤ጞ䛧䛶䛔䜛䚹⌧ᅾ䠈ཎᆺ⅔タィ䛷䛿ᢏ⾡䛾☜ᐇᛶ䜢ᇶᮏ㻝㻝㻚㻤㻌㼀㻌
㻝㻟㻚㻣㻌㼀㻌
㻮㼀㼙㼍㼤㻌
ᣦ㔪䛸䛧䠈䝁䝭䝑䝅䝵䝙䞁䜾䜢⪃៖䛧䛶ྠ୍⿦⨨䛷䝟䝹䝇䠋ᐃ㼀㼛㼠㼍㼘㻌㼙㼍㼓㼚㼑㼠㼛㻌㼙㼛㼠㼕㼢㼑㻌㼒㼛㼞㼏㼑㻌㻝㻢㻠㻌㻹㻭㼀㻌 㻞㻟㻜㻌㻹㻭㼀㻌ᖖ䛾୧㐠㌿䛜ぢ㎸䜑䜛䜘䛖䝥䝷䝈䝬㟁ὶ❧䛱ୖ䛢䛻༑ศ䛺౪㻰㼑㼟㼕㼓㼚㻌㼟㼠㼞㼑㼟㼟㻌㻢㻢㻣㻌㻹㻼㼍㻌
㻤㻜㻜㻌㻹㻼㼍㻌
⤥☢᮰䜢☜ಖ䛧䛯ཎᆺ⅔䛾タィⅬ䜢᥈⣴୰䛷䛒䜚䠈タィ䝟䝷㻺㼡㼙㼎㼑㼞㻌㼛㼒㻌㼠㼡㼞㼚㼟㻌㼜㼑㼞㻌㼀㻲㻯㻌
㻝㻟㻠㻌
㻞㻞㻤㻌
䝯䞊䝍䛾౫Ꮡᛶホ౯䛸ᴫ␎䝟䝷䝯䞊䝍䛛䜙ᇶᮏタィ᪉㔪䛸㔜㻯㼛㼚㼐㼡㼏㼠㼛㼞㻌㼏㼡㼞㼞㼑㼚㼠㻌㻢㻤㻌㼗㻭㻌
㻢㻟㻌㼗㻭㻌
せㄢ㢟䛾᳨ウ䜢⾜䛳䛶䛔䜛䚹ᮏⓎ⾲䛷䛿䛣䜜䜎䛷䛻ᐇ᪋䛧䛯㻵㼚㼐㼡㼏㼠㼍㼚㼏㼑㻌㼜㼑㼞㻌㼀㻲㻯㻌㻜㻚㻥㻤㻌㻴㻌
㻟㻚㻣㻡㻌㻴㻌
㉸ఏᑟ䝬䜾䝛䝑䝖䝅䝇䝔䝮䛾ᴫᛕタィ䛾ᴫせ䜢ሗ࿌䛩䜛䚹㻌㼀㼛㼠㼍㼘㻌㼙㼍㼓㼚㼑㼠㼕㼏㻌㼑㼚㼑㼞㼓㼥㻌㻠㻝㻌㻳㻶㻌
㻝㻠㻥㻌㻳㻶㻌
㻌㻻㼢㼑㼞㼍㼘㼘㻌㼣㼕㼐㼠㼔㻌
㻥㻌㼙㻌
㻝㻠㻌㼙㻌
㻞䠊ཎᆺ⅔⏝㉸ఏᑟ䝬䜾䝛䝑䝖䝅䝇䝔䝮㻌㻻㼢㼑㼞㼍㼘㼘㻌㼔㼑㼕㼓㼔㼠㻌
㻝㻠㻌㼙㻌
㻞㻜㻌㼙㻌
ཎᆺ⅔⏝㉸ఏᑟ䝬䜾䝛䝑䝖䛻㛵䛧䛶䠈㻵㼀㻱㻾 䛛䜙䛾ᢏ⾡ⓗ㼀㼔㼕㼏㼗㼚㼑㼟㼟㻌㼛㼒㻌㼀㻲㻯㻌㻜㻚㻥㻌㼙㻌
㻝㻚㻣㻌㼙㻌
㣕㌍䛜᭱ᑠ㝈䛸䛺䜛䜘䛖 㻵㼀㻱㻾 ㉸ఏᑟ䝬䜾䝛䝑䝖௙ᵝ䜢ฟⓎⅬ㻯㼛㼚㼐㼡㼏㼠㼛㼞㻌㼘㼑㼚㼓㼠㼔㻌㼜㼑㼞㻌㼛㼚㼑㻌㼠㼡㼞㼚㻌ࠥ㻟㻡㻌㼙㻌
ࠥ㻡㻞㻌㼙㻌
䛸䛧䛶᳨ウ୰䛷䛒䜛䚹ཎᆺ⅔䛾㉸ఏᑟ䝬䜾䝛䝑䝖䝅䝇䝔䝮䛿䠈㼀㼛㼠㼍㼘㻌㼣㼑㼕㼓㼔㼠㻌㼛㼒㻌㼀㻲㻯㻌㻡㻠㻜㻜㻌㼠㼛㼚㻌 㻝㻝㻤㻜㻜㻌㼠㼛㼚㻝㻢 ಶ䛾䝖䝻䜲䝎䝹☢ሙ㻔㼀㻲㻕䝁䜲䝹䠈㻢 䛴䛾䝰䝆䝳䞊䝹䛛䜙䛺䜛㻌୰ᚰ䝋䝺䝜䜲䝗㻔㻯㻿㻕䛸 㻤 ಶ䛾䝫䝻䜲䝎䝹☢ሙ㻔㻼㻲㻕䝁䜲䝹䛻䜘䜚ᵓ㻠䠊㻯㻿㻌ᡂ䛥䜜䜛㻔㻲㼕㼓㻚㻌㻝㻕䚹㻌㻯㻿 ᑟయ䛿 㻵㼀㻱㻾㻙㻯㻿 ᑟయ䜢䝧䞊䝇䛸䛧䛯䜿䞊䝤䝹䜲䞁䝁䞁㻌䝆䝑䝖㻔㻯㻵㻯㻕ᆺᑟయ㻔㻠㻜㻌 㼗㻭䠈㻺㼎㻟㻿㼚㻕䜢᝿ᐃ䛧䠈እ༙ᚄ 㻞㻌 㼙 䛾䝟㻟䠊㼀㻲 䝁䜲䝹㻌䞁䜿䞊䜻ᆺ䛷⅔ᚰ䝥䝷䝈䝬䛾ᖹ⾮ไᚚ䜢⪃៖䛧 㻢 䛴䛾䝰䝆䝳㼀㻲 䝁䜲䝹䛿 㻵㼀㻱㻾㻙㼀㻲 䝁䜲䝹䛾ᵓᡂ䜢ᇶᮏ䛸䛧㉸ఏᑟ䝁䜲䞊䝹䛻ศ๭䛧䛶㓄⨨䛩䜛㻔㻯㻿 ᭱኱☢ሙ 㻮㼏㼟ࠥ㻝㻟㻌 㼀㻕䚹ᛂຊゎ䝹タィ䝁䞊䝗䜢⏝䛔䛶タィ䝟䝷䝯䞊䝍䜢᳨ウ䛧䛶䛔䜛䚹タィ䝁ᯒ䛷䛿ᑟయ䝆䝱䜿䝑䝖䠄㻲㻹㻟㻝㻢㻸㻺㻴㻌 㻔䃢㼥㻩㻥㻜㻜㻌㻹㻼㼍㻕䠅䝖䝺䝇䜹ᛂ䞊䝗䜢⏝䛔䛯䝅䝇䝔䝮ゎᯒ䛷䛿䠈౪⤥☢᮰䜢༑ศ☜ಖ䛩䜛ሙຊ್䛿チᐜ್௨ୗ㻔㻡㻜㻜㻌㻹㻼㼍㻕䛸䛺䛳䛶䛔䜛䛣䛸䛜☜ㄆ䛥䜜䛯䚹㻌ྜ䛿 㻯㻿 ᚄ䛾ቑຍ䛻క䛔⅔඲య䛜኱ᆺ໬㻔䝥䝷䝈䝬኱༙ᚄ 㻾㼜㻌ࠥ㻤㻌 㼙㻕䛧䠈ྠ䛨䝁䜲䝹ཌ䛷䛿☢Ẽ䜶䝛䝹䜼䞊䛾ቑ኱䛻క䛖ᵓ㻡䠊㻼㻲 䝁䜲䝹㻌㐀ᮦ๭ྜ䛾ቑຍ䛻䜘䛳䛶᭱኱☢ሙ 㻮㼀㼙㼍㼤 䛜ῶᑡ䛧䠈ప 㗰䛾㻼㻲 䝁䜲䝹ᑟయ䛿 㻵㼀㻱㻾㻙㻼㻲 䝁䜲䝹ᑟయ㻔㻠㻡㻌㼗㻭䠈㻺㼎㼀㼕㻕䜢䝧䞊㧗ᙉᗘ໬㻔⪏ຊ䛾ቑ኱㻕䛻䜘䜛ᐤ୚䛜኱䛝䛔䛣䛸䛜᫂䜙䛛䛻䛺䝇䛸䛩䜛䛜䠈ୗ㒊ෆഃ 㻼㻲 䝁䜲䝹䛾䜏⤒㦂☢ሙ䛜኱䛝䛟䛺䜛䛯䛳䛯䚹䛣䜜䜙䛾⤖ᯝ䜢㋃䜎䛘䠈ཎᆺ⅔⏝ 㼀㻲 䝁䜲䝹䛸䛧䛶 㼀㼍㼎㼘㼑㻌䜑 㻯㻿 ᑟయ㻔㻠㻜㻌㼗㻭䠈㻺㼎㻟㻿㼚㻕䜢⏝䛔䜛タィ䛸䛧䛶䛔䜛䚹㻯㻿 ྠᵝ䛻㻝 䛻♧䛩䜘䛖䛺௙ᵝ䜢᳨ウ୰䛷䛒䜛䚹タィᛂຊ䛸䛧䛶 㻤㻜㻜㻌㻹㻼㼍ᑟయ䝆䝱䜿䝑䝖䠄㻲㻹㻟㻝㻢㻸㻺㻴䠅䝖䝺䝇䜹ᛂຊ್䛿チᐜ್௨ୗ䜢᝿ᐃ䛧䠈㉸ఏᑟ⥺ᮦ䛿 㻵㼀㻱㻾 䛸ྠᵝ䛻 㻺㼎㻟㻿㼚䠈㻮㼀㼙㼍㼤 䛿 㻝㻟㻌 㼀㻔㻡㻜㻜㻌 㻹㻼㼍㻕䛸䛺䛳䛶䛔䜛䛣䛸䛜☜ㄆ䛥䜜䛯䛜䠈⿦⨨㉥㐨㠃௜㏆⛬ᗘ䛷䛒䜛䚹⅔䛾኱ᆺ໬䛻క䛔☢Ẽ䜶䝛䝹䜼䞊䛿 㻵㼀㻱㻾 䛾⣙䛾 㻼㻲 䝁䜲䝹䛿እᚄ⣙ 㻠㻜㻌 㼙 䛾኱ᆺ䝁䜲䝹䛷䛒䜚䠈ᑟయὶ㊰㛗㻠 ಸ䠈䝁䜲䝹ᑍἲ䛿 㻵㼀㻱㻾 䛾⣙ 㻝㻚㻡 ಸ䛸䛺䛳䛶䛚䜚䠈ཎᆺ⅔䛻
䜢 㻝㻌 㼗㼙 ௨ୗ䛸䛩䜛䛸䝁䜲䝹᩿㠃䛾䜰䝇䝨䜽䝖ẚ䛜ቑ኱䛧ಖᏲྥ䛡䛯 㼀㻲 䝁䜲䝹㛤Ⓨ䛷䛿≉䛻ᕳ⥺⢭ᗘ䜢ྵ䜑䛯኱ᆺ䝁䜲䝹⏝䝫䞊䝖䛸ᖸ΅䛩䜛䛯䜑䠈䛣䜜䜢㑊䛡䜛䛯䜑䛾ᕳ⥺᪉ἲ㻔㻞 ᮲䛾〇సᛶ䛜ㄢ㢟䛷䛒䜛䚹㻌ᕳ䝟䞁䜿䞊䜻䛺䛹㻕䛾෌᳨ウ䛜ㄢ㢟䛷䛒䜛䚹㻌㻌㻢䠊䜎䛸䜑㻌
ཎᆺ⅔⏝㉸ఏᑟ䝬䜾䝛䝑䝖䛻㛵䛧䛶䠈㻵㼀㻱㻾 䛛䜙䛾ᢏ⾡ⓗ㣕㌍䛜᭱ᑠ㝈䛸䛺䜛䜘䛖 㻵㼀㻱㻾 ㉸ఏᑟ䝬䜾䝛䝑䝖௙ᵝ䜢ฟⓎⅬ䛸䛧䛶ᶍ⣴୰䛷䛒䜛䚹㻯㻿 ౪⤥☢᮰䜢༑ศ☜ಖ䛩䜛ሙྜ䛿⅔
䛜኱ᆺ໬㻔㻾㼜ࠥ㻤㻌 㼙㻕䛧䠈⅔඲య䛾䝅䝇䝔䝮ゎᯒ䛷䛿 㼀㻲 䝁䜲䝹᭱኱☢ሙ䛿 㻝㻟㻌㼀 ⛬ᗘ㻔タィᛂຊ 㻤㻜㻜㻌㻹㻼㼍㻕䠈☢Ẽ䜶䝛䝹䜼䞊⣙ 㻝㻡㻜㻌 㻳㻶䠄㻵㼀㻱㻾 䛾⣙ 㻠 ಸ䠅䜢ᵓ᝿୰䛷䛒䜚䠈ཎᆺ⅔䛻ྥ䛡䛯㉸ఏᑟ䝬䜾䝛䝑䝖㛤Ⓨ䛷䛿䠈㻵㼀㻱㻾 ㉸ఏᑟ䝬䜾䝛䝑䝖䛸ẚ㍑䛧䛶
≉䛻኱ᆺ䝁䜲䝹䛾〇సᛶ䛜ㄢ㢟䛸ᤊ䛘䛶䛔䜛䚹㻌
ㅮ₇䛷䛿ཎᆺ⅔䛻ྥ䛡䛯㉸ఏᑟ䝬䜾䝛䝑䝖䝅䝇䝔䝮䛾ㄢ
㢟Ⅼ䛸ྜ䜟䛫䛶䠈ཎᆺ⅔⏝኱ᆺ㉸ఏᑟ䝁䜲䝹タィ䛾ᇶᮏ᪉㔪䜢⟇ᐃ䛩䜛䛯䜑䛾ᢏ⾡ㄢ㢟᳨ウ䜢ᐇ᪋䛩䜛䛂ཎᆺ⅔㉸ఏ㻌㻲㼕㼓㻚㻝㻌㻿㼡㼜㼑㼞㼏㼛㼚㼐㼡㼏㼠㼕㼚㼓㻌㼙㼍㼓㼚㼑㼠㻌㼟㼥㼟㼠㼑㼙㻌㻔㼀㻲㻯㼟㻘㻌㻯㻿㻘㻌㻼㻲㻯㼟㻕㻌㼒㼛㼞㻌ᑟ䝁䜲䝹䝽䞊䜻䞁䜾䜾䝹䞊䝥㻔㻞㻜㻝㻢 ᖺ 㻢 ᭶䛻᭱⤊ሗ࿌㻕䛃䛾ά㻰㻱㻹㻻㻌ື䛻䛴䛔䛶䜒ሗ࿌䛩䜛䚹㻌̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-a07

核融合 (2)100 kA ⣭㧗 ㉸ఏᑟSTARSᑟయ䜢⏝䛔䛯㻌䝦䝸䜹䝹ᆺ᰾⼥ྜ⅔FFHR-d1䝬䜾䝛䝑䝖䛾タィ㻌
Magnet Design for the Helical Fusion Reactor FFHR-d1 with 100-kA HTS STARS Conductorᰗ㻌 㛗㛛 㻔NIFS㻕䠗 ఀ⸨㻌 ᝅ䠄ᮾ໭኱䠅䠗 ᑎ㷂⩏ᮁ 䠄⥲◊኱䠅䠗 ℈ཱྀ┿ྖ䠈⏣ᮧ㻌 ோ䠈୕ᡞ฼⾜䠈㻌┦Ⰻ᫂⏨ 㻔NIFS㻕䠗ᶫ∎⚽฼䠄ᮾ໭኱䠅 㻌㻌㻌㻌

YANAGI Nagato (NIFS); ITO Satoshi (Tohoku Univ.); TERAZAKI Yoshiro (Sokendai);
HAMAGUCHI Shinji, TAMURA Hitoshi, MITO Toshiyuki, SAGARA Akio (NIFS); HASHIZUME Hidetoshi (Tohoku Univ.)
E-mail: yanagi@LHD.nifs.ac.jp㻌䠍䠊㻌 䛿䛨䜑䛻㻌᰾⼥ྜ⛉Ꮫ◊✲ᡤ䠄NIFS䠅䛷䛿䚸䝦䝸䜹䝹ᆺ᰾⼥ྜ⅔䛾ᴫᛕタィ䜢㐍䜑䛶䛔䜛䚹ከᒱ㊰⥺䛸䛧䛶㐍䜑䛶䛔䜛⌧ᅾ䛾タィ䜸䝥䝅䝵䞁䛾䛖䛱䚸FFHR-d1A 䛷䛿㉸ఏᑟ䝬䜾䝛䝑䝖䝅䝇䝔䝮䛾☢Ẽ䜶䝛䝹䜼䞊䛜~160 GJ 䛻ཬ䜆䚹ᑠᆺ㊰⥺䛾 FFHR-c1 䛷䛿~130 GJ 䛷䛒䜛䚹䛔䛪䜜䜒 3 ḟඖᙧ≧䜢䛧䛯䝦䝸䜹䝹䝁䜲䝹䠄኱༙ᚄ䛿 d1: 15.6 m䚸c1: 13.0 m䠅䛻䛿䚸㟁ὶᐜ㔞 100 kA ⣭䛾ᑟయ䛜せồ䛥䜜䜛[1,2]䚹ೃ⿵䛾䜂䛸䛴䛸䛧䛶㧗 ㉸ఏᑟ䠄HTS䠅ᑟయ䜢᳨ウ䛧䛶䛔䜛䚹HTS ᑟయ䛿෭༷Ᏻᐃᛶ䛜㧗䛟䚸䜽䜶䞁䝏䝸䝇䜽䜢పῶ䛷䛝䜛䛸䛸䜒䛻䚸ᕧ኱䛺䝦䝸䜹䝹䝁䜲䝹䜢▷ᑻᑟయ䛾᥋⥆䛻䜘䛳䛶〇స䛷䛝䜛฼Ⅼ䛜䛒䜛[1-3]䚹㻌

య⾲㠃䛻䛿୍ᐃ㛫㝸䛷⁁䜢᥀䜚䚸᩿㠃᪉ྥ䛾෭༷䝏䝱䞁䝛䝹䛸䛩䜛䚹䛣䛾ᵓ㐀䛿䚸⌧ᅾ䛾኱ᆺ䝦䝸䜹䝹⿦⨨ LHD 䛾䝦䝸䜹䝹䝁䜲䝹䛾ᕳ⥺䛻‽䛨䛯Ⓨ᝿䛷䛒䜛[5]䚹㛗ᡭ᪉ྥ䝏䝱䞁䝛䝹䛿୍䛴䛒䛯䜚䛾➼౯┤ᚄ䛜~8.4 mm 䛷䛒䜚䚸䝦䝸䜹䝹䝁䜲䝹䛾ୗ㒊䜢෭፹ධཱྀ䚸ୖ㒊䜢ฟཱྀ䛸䛩䜛䛸䚸䝖䞊䝷䝇ෆഃ䜢㏻䜛䝟
䝇䛿㛗䛥~18 m 䛸䛺䜛䚹䛣䛾㒊ศ䛷᭱኱~25 W 䛾Ⓨ⇕䜢ྲྀ䜚ཤ䜛ᚲせ䛜䛒䜚䚸ධཱྀ䛾 ᗘ 10 K䚸ᅽຊ 200 kPa䚸ฟཱྀ ᗘ 20
K 䛸䛩䜛䛸䚸ᚲせὶ㔞䛿~0.5 g/s 䛷䛒䜚䚸ᅽຊᦆኻ䛿~1.4 kPa 䛸ᴫ⟬䛷䛝䜛䚹䛣䛾ሙྜ䚸஧᮲䛾䝦䝸䜹䝹䝁䜲䝹䛾඲ὶ㔞䛿~4
kg/s 䛸䛺䜛䚹㠀୍ᵝⓎ⇕ศᕸ䜢క䛖୪ิὶ㊰䛾䜺䝇෭༷䛻䛴䛔䛶䚸௒ᚋ䚸ᩘ್ィ⟬䛻䜘䜛ヲ⣽ゎᯒ䜢⾜䛖ィ⏬䛷䛒䜛䚹䠎䠊㻌 FFHR-d1 䝦䝸䜹䝹䝁䜲䝹䛾 HTS ᑟయタィ䛸㛤Ⓨ㻌
FFHR-d1 䛾䝦䝸䜹䝹䝁䜲䝹䛻㐺⏝䛩䜛䛣䛸䜢᝿ᐃ䛧䛶䛔䜛
HTS ᑟయ䛿䚸䝔䞊䝥ᙧ≧䛾 YBCO ⥺ᮦ䜢༢⣧䛻✚ᒙ䛧䛯STARS䠄 Stacked Tapes Assembled in Rigid Structure䠅 ᑟయ䛷䛒 䜛䚹 ⥺ᮦ䜢 㖡䝆䝱䜿䝑䝖䛸䝇䝔䞁䝺䝇䝆䝱䜿䝑䝖䛾୰䛻཰䜑䜛䛣䛸䛷ᶵᲔⓗ䛻ᙉᅛ䛻䛷䛝䜛䛣䛸䛜≉㛗䛷䛒䜛䚹㖡䝆䝱䜿䝑䝖䛸䝇䝔䞁䝺䝇䝆䝱䜿䝑䝖䛾㛫䛻㟁Ẽ⤯⦕䜢タ䛡䚸䝇䝔䞁䝺䝇䝆䝱䜿䝑䝖䛾እഃ䛿㞄᥋䛩䜛ᑟయ䛸⁐᥋䛷㐃⤖䛩䜛[2]䚹䛣䛾ᑟయ䜢䝦䝸䜹䝹䠍䝢䝑䝏ศ䠄~30 m䠅䛪䛴㡰ḟ᥋⥆䛩䜛䛣䛸䛷ᕳ⥺䜢⾜䛖ᵓ᝿䛷䛒䜛䚹䝁䜲䝹タィ䛸୪⾜䛧䛶 NIFS 䛸ᮾ໭኱Ꮫ䞉㔞Ꮚ䜶䝛䝹䜼䞊ᕤᏛᑓᨷ䛸䛾ඹྠ◊✲䛻䜘䜚䚸100 kA ⣭ᑟయ䝃䞁䝥䝹䛾ヨస䛸ヨ㦂䜒⾜䛳䛶䛔䜛[2, 3]䚹ヨసᑟయ䛷䛿䝣䝆䜽䝷〇
GdBCO ⥺ᮦ䠄ᖜ 10 mm䚸⮫⏺㟁ὶ~600 A@77 K䚸s.f.䠅䜢 54ᯛ✚ᒙ䛧䛶㖡䝆䝱䜿䝑䝖䛻཰䜑䚸䝇䝔䞁䝺䝇䝆䝱䜿䝑䝖䜢䝪䝹䝖⥾䜑䛷そ䛔䚸FRP 䛻䜘䜛᩿⇕䜢᪋䛧䛯䚹䝃䞁䝥䝹䛿䝺䞊䝇䝖䝷䝑䜽ᙧ≧䛷䚸┤⥺㒊䛾∦ഃ䛻ᮾ໭኱Ꮫ䛷㛤Ⓨ䛥䜜䛯ᶵᲔⓗ䝤䝸䝑䝆䝆䝵䜲䞁䝖䜢ධ䜜䜛䛣䛸䛷䠍䝍䞊䞁䝹䞊䝥䜢ᙧᡂ䛧䚸እ㒊☢
ሙ䜢ኚ໬䛥䛫䛶㟁ὶ䜢ㄏ㉳䛧䛯䚹 ᗘ 20 K䚸☢ሙ 5.3 T 䛻䛚䛔䛶㟁ὶ 100 kA 䜢㐩ᡂ䛩䜛䛸䛸䜒䛻䚸 ᗘ 4.2 K 䛷䛿㟁ὶ 100
kA 䜢䠍᫬㛫ಖᣢ䛩䜛䛣䛸䛻ᡂຌ䛧䛯[2]䚹1 kA/s 䛾㧗㏿ບ☢䛻䛚䛔䛶䜒᪩ᮇ䜽䜶䞁䝏䜢㉳䛣䛩䛣䛸䛺䛟⮫⏺㟁ὶ䜎䛷฿㐩ྍ⬟䛷䛒䜛䛣䛸䜢㟁ᅽィ 䛸ᩘ್ゎᯒ䛻䜘䜚☜ㄆ䛧䛯[3]䚹䜎䛯䚸᥋⥆㒊䛿 1.8 nȍ䛾ప᢬ᢠ䜢ᐇ⌧䛧䛯[4]䚹
䠏䠊㻌 䜽䜶䞁䝏ಖㆤ䛸෭༷㻌HTS STARS ᑟయ䜢⏝䛔䛯䝦䝸䜹䝹ᕳ⥺ᵓ㐀䛻䛴䛔䛶᳨ウ䛧䚸⥭ᛴ㐽᩿䛾᫬ᐃᩘ䚸Ⓨ⏕㟁ᅽ䚸ᑟయ䛾䝩䝑䝖䝇䝫䝑䝖 ᗘ䜢ホ౯䛧䛶䛔䜛䚹⌧ᅾ䛾⡆᳨᫆ウ䛻䛚䛔䛶䚸㐽᩿᫬ᐃᩘ 30⛊䛾ሙྜ䛻䝩䝑䝖䝇䝫䝑䝖 ᗘ䛜<150 K 䛻ᢚ䛘䜙䜜䜛䛸ᴫ⟬䛧䛶䛔䜛䚹䛣䛣䛷䚸ᕳ⥺䛻䛿䝎䝤䝹䝟䞁䜿䞊䜻᪉ᘧ䜢᥇⏝䛧䚸䠍䝁䜲䝹䛻䛴䛝 15 ศ๭䛸䛩䜛䛣䛸䛷䚸Ⓨ⏕㟁ᅽ䜢~3 kV 䛻ᢚ䛘䜛䛣䛸䛜ྍ⬟䛷䛒䜛䚹
ᕳ⥺ᑟయ䛾෭༷䛻䛿䝦䝸䜴䝮䜺䝇䜢⏝䛔䜛䛣䛸䜢᳨ウ䛧䛶䛔䜛䚹䝦䝸䜹䝹䝁䜲䝹䛻䛚䛔䛶୺䛺Ⓨ⇕※䛿୰ᛶᏊ↷ᑕ䛻䜘䜛
᰾Ⓨ⇕䛷䛒䜚䚸䝖䞊䝷䝇ෆഃ䛷ཝ䛧䛟䚸᭱኱~500 W/m3 䛸䛺䜛䚹䠄እഃ䛷䛿᭱኱~100 W/m3䚹䠅䛣䜜䛻䚸ᑟయ᥋⥆㒊䛾䝆䝳䞊䝹Ⓨ⇕䛜ຍ⟬䛥䜜䜛䚹ᑟయ䛾ᅄ㝮䛻୸䜏䜢䜒䛯䛫䜛䛣䛸䛷㛗ᡭ᪉ྥ䛾෭༷䝏䝱䞁䝛䝹䜢タ䛡䜛䛣䛸䜢⪃䛘䛶䛔䜛䠄Fig. 1䠅䚹ᑟFig.1 Schematic illustration of the FFHR-d1 helical coils withwindings consisting of HTS STARS conductors. Coolingchannels for helium gas are formed by conductor corners.
ཧ⪃ᩥ⊩㻌[1]A. Sagara et al., Fusion Eng. Des. 89 (2014) 2114.
[2] N. Yanagi et al.: Nucl. Fusion 55 (2015) 053021.
[3] Y. Terazaki et al.: IEEE Trans. Appl SC. 24 (2014) 4801305.
[4] S. Ito et al.: IEEE Trans. Appl SC. 25 (2014) 4201205.
[5] S. Imagawa et al.: Fusion Eng. Des. 41 (1998) 253.

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2015年度秋季低温工学・超電導学会

3B-a08

核融合 (2)䝸䜰䜽䝖䞉䜰䞁䝗䞉䝽䜲䞁䝗ἲ䛻䜘䜛䝦䝸䜹䝹䝁䜲䝹ᕳ⥺䛾ᴫᛕ᳨ウ㻌A conceptual design of helical winding with the react-and-wind method.
௒ᕝ ಙస (NIFS)IMAGAWA Shinsaku (NIFS)
E-mail: imagawa@LHD.nifs.ac.jp

Reel

CIC conductor (SUS wire)

Fig. 1. Mockup for winding a helical coil with CIC conductors.
HC
0,0center
0.84,-0.42
Innercorner
0.84,0.42
Outercorner

Rc=16.74 m
ac=4.02 m
D*=0.1

0.6
0.5

7.5
7.2
6.9

0.4

6.6

0.3

6.3

0.2

6

0.1

5.7

0

0

60

120
180
240
300
Poloidal angle (deg)

5.4
360

Fig. 2. Torsion strain and bending radius of the helical coil of
FFHR2m2b for the conductor radius of 0.021 m [1].

䠏䠊ᑟయ᤟䜚ᐇ㦂㻌㻌 䝁䞁䝆䝑䝖䜢᤟䜛ሙྜ䛻᧍⥺䛻ാ䛟ᘬᙇ䡡ᅽ⦰䜂䛪䜏䜢ㄪ䜉䜛䛯䜑䠈ᅗ䠏䛻♧䛩䜘䛖䛺CICᶍᨃᑟయ䜢〇స䛧䛯䚹䠎ᮏ䛾㖡⥺䛾㛗ᡭ୰ኸ௜㏆䛻䜂䛪䜏䝀䞊䝆䜢㈞䜚௜䛡䠈䝸䞊䝗⥺䛸2ᮏ䛾ᑟ⥺䜢᧍䜚ྜ䜟䛫䛷1䛴䛾୍ḟ᧍䜚䜢〇స䛧䠈୕ḟ᧍⥺䛻⤌䜏㎸䜣䛰䚹䝁䞁䝆䝑䝖ᮦ䛻䛿䝇䝔䞁䝺䝇㓄⟶䜢౑⏝䛧䠈䝁䞁䝆䝑䝖➃㒊䛻䛿᤟䜚䜢ຍ䛘䜛䛯䜑䛾䝣䝷䞁䝆䜢ྲྀ䜚௜䛡䠈➃㒊䛷䛿᧍⥺䜢ᶞ⬡䛷ᇙ䜑䛶䝆䝱䜿䝑䝖䛻ᅛᐃ䛧䛯䚹᧍⥺ᤄධᚋ䛾⦰ᚄ䜢ᐇ᪋䛷䛝䛺䛛䛳䛯䛯䜑䠈䝪䜲䝗⋡䛿50%⛬ᗘ䛸኱䛝䛟䛺䛳䛶䛔䜛䚹ᶍᨃᑟయ䜢᤟䜛ሙྜ䛻᧍⥺䛻ാ䛟䜂䛪䜏䛸䝁䞁䝆䝑䝖䛾45㼻᪉ྥ䛾䜂䛪䜏䛾㛵ಀ䜢ᅗ4䛻♧䛩䚹᧍䜚᪉ྥ䛸ྠ䛨᪉ྥ䛻䝁䞁䝆䝑䝖䜢᤟䜛䛸᧍⥺䛻ᘬᙇ䜂䛪䜏䛜⏕䛨䠈཯ᑐ᪉ྥ䛻᤟䜛䛸ᅽ⦰䜂䛪䜏䛜⏕䛨䜛䛣䛸䛿ண᝿㏻䜚䛷䛒䛳䛯䛜䠈䛭䛾䜂䛪䜏䛿䝁䞁䝆䝑䝖䛾୺䜂䛪䜏䛾1/20⛬ᗘ䛻⦆࿴䛥䜜䜛⤖ᯝ䛸䛺䛳䛯䚹䝠䝇䝔䝸䝅䝇䝹䞊䝥䜢ᥥ䛟䛣䛸䛛䜙䜒䠈䝁䞁䝆䝑䝖䛻ᑐ䛧䛶᧍⥺䛜⁥䛳䛶䛔䜛䛸᥎ 䛥䜜䜛䚹

Fig. 3. CIC conductor sample for twisting tests.

Strain of Wire (PH)40䠐䠊௒ᚋ䛾ィ⏬㻌㻌 ᧍䜚᪉ྥ䛸ྠ䛨᪉ྥ䛻CICᑟయ䜢᤟䜛䛣䛸䛻䜘䜚᧍⥺䛻ᘬᙇ䜂䛪䜏䛜⏕䛨䜛䛣䛸䜢☜ㄆ䛷䛝䛯䛾䛷䠈ᑟయ䜢᤟䜛䛣䛸䛻䜘䛳䛶
Nb3Sn⥺䛾⮫⏺㟁ὶ䜢ྥୖ䛥䛫䜛ᐇドᐇ㦂䛾‽ഛ䜢㐍䜑䛶䛔䜛䚹Nb3Sn⥺䛸㖡⥺䜢᧍䜚ྜ䜟䛫䛯⦰ᑠCICᑟయ䜢〇స䛧䠈䝞䝛ᙧ≧䛻ᕳ⥺䛧䛶䛛䜙⇕ฎ⌮䜢⾜䛔䠈䝞䝛䛾㛗䛥䜢ኚ䛘䜛䛣䛸䛻䜘䜚᤟䜚䜢ຍ䛘䜛᪉ἲ䜢ィ⏬䛧䛶䛔䜛䚹ㅰ㎡㻌 ᮏ◊✲䛿䠈⛉Ꮫ◊✲㈝⿵ຓ㔠䠄ᇶ┙◊✲(C)䠈ㄢ㢟␒ྕ䠖
15K06654䠅䛾ຓᡂ䜢ཷ䛡䛶ᐇ᪋䛥䜜䛯䚹

0.7

Bending Radius (m)䠎䠊䝦䝸䜹䝹䝁䜲䝹ᕳ⥺䛾ᴫᛕ㻌㻌 ඲㛗䛜 150 m ⛬ᗘ䛾䝦䝸䜹䝹䝁䜲䝹䛻⏝䛔䜛 CIC ᑟయ䛾෭༷ὶ㊰㛗䜢 500 m ௨ෆ䛸䛩䜛䛯䜑䠈䠑᮲䛾䝺䜲䝲䞊ᕳ䜢ᥦ᱌䛧䛶
䛔䜛[1]䚹䝞䝛䜢ఙ䜀䛩䜘䛖䛻ᕳ⥺䛩䜛ሙྜ䠈䝁䞁䝆䝑䝖䛻⏕䛨䜛᤟䜚䜂䛪䜏䛿᤟䜚ゅ䛸༙ᚄ䛻ẚ౛䛧䠈ᅗ䠎䛻♧䛩䜘䛖䛻᭱኱䛷
0.6%⛬ᗘ䛻䛺䜛䚹⣧䛫䜣᩿䛾ሙྜ䠈ᑟయ㛗ᡭ᪉ྥ䛾ᘬᙇ䡡ᅽ⦰䜂䛪䜏䛿 0 䛷䠈45㼻䛾᪉ྥ䛻᭱኱䛾ᘬᙇ䡡ᅽ⦰䜂䛪䜏䛜⏕䛨䜛䚹㉸ఏᑟ⥺䛿᧍䜙䜜䛶䛔䜛䛯䜑䠈ᑟయ㛗ᡭ᪉ྥ䛻ᑐ䛧䛶ഴ䛔䛶䛔䜛ศ䛾ᘬᙇ䡡ᅽ⦰䜂䛪䜏䛜⏕䛨䜛䛣䛸䛻䛺䜚䠈10㼻⛬ᗘ䛾ഴ䛝䛾㉸ఏᑟ⥺䛻ാ䛟ᘬᙇ䡡ᅽ⦰䜂䛪䜏䛿䠈༙ᚄ䛾ᕪ䜒⪃៖䛩䜛䛸᭱኱䛷 0.15%䛸ホ౯䛥䜜䜛䚹୍᪉䠈᭤䛢䛻䛴䛔䛶䛿䠈ᖹᆒ᭤䛢༙ᚄ䛷⇕ฎ⌮䜢⾜䛖䛣䛸䛻䜘䜚䠈㏣ຍ䛾᭤䛢䜂䛪䜏䛿 0.05%௨ୗ䛻཰䜎䜛䚹

Winding guide

Torsion Strain in Conduit (%)

䠍䠊䛿䛨䜑䛻㻌㻌 䝦䝸䜸䝖䝻䞁ᆺ᰾⼥ྜ⅔䛾䝦䝸䜹䝹䝁䜲䝹䛻 Nb3Sn 䜿䞊䝤䝹䞉䜲䞁䞉䝁䞁䝆䝑䝖(CIC)ᑟయ䛾᥇⏝䜢᳨ウ䛧䛶䛔䜛䚹CIC ᑟయ䛿㉸ఏᑟ⥺䛸㖡⥺䜢ከ㔜䛻᧍䜚ྜ䜟䛫䛯䜿䞊䝤䝹䜢䝁䞁䝆䝑䝖䛻཰⣡䛧䛯䜒䛾䛷䛒䜛䛣䛸䛛䜙䠈䜿䞊䝤䝹䛾᭱⤊᧍䜚᪉ྥ䛸ྠ䛨᪉ྥ䛻䝁䞁䝆䝑䝖䜢᤟䜛䛣䛸䛻䜘䛳䛶㉸ఏᑟ⥺䛻ᙇຊ䛜ാ䛟䚹୍᪉䠈㉸ఏᑟ⥺䛿䠈䝁䞁䝆䝑䝖䛸䛾⇕⭾ᙇಀᩘ䛾㐪䛔䛻䜘䜚 0.7%⛬ᗘ䛾ᅽ⦰䜂䛪䜏䛜⏕䛨䛶⮫⏺㟁ὶ䛜኱䛝䛟పୗ䛧䛯≧ែ䛷౑⏝䛥䜜䜛䛣䛸䛛䜙䠈⇕ฎ⌮ᚋ䛻ᑟయ䛻᤟䜚䜢ຍ䛘䜛䛸ᅽ⦰䜂䛪䜏䛾⦆࿴䛻䜘䜚⮫⏺㟁ὶ䛾ᅇ᚟䛜ᮇᚅ䛷䛝䜛䚹䛭䛣䛷䠈෇⟄䝪䝡䞁
䛷 CIC ᑟయ䛾⇕ฎ⌮䜢⾜䛳䛯ᚋ䠈ᅗ䠍䛻♧䛩䜘䛖䛻䝞䝛䜢ᘬ䛝ఙ䜀䛩䜘䛖䛻ᑟయ䛻᤟䜚䜢ຍ䛘䛺䛜䜙䝦䝸䜹䝹ᙧ≧䛻ᕳ⥺䛩䜛䛂䝸䜰䜽䝖䞉䜰䞁䝗䞉䝽䜲䞁䝗ἲ䛃䛾㐺⏝ྍ⬟ᛶ䜢᳨ウ䛧䛶䛔䜛䚹

Wire-U
Wire-L

20
0
-20
-40
-600

-300
0
300
600
Strain in 45Û axis of Pipe (B) (PH)

Fig. 4. Strain of the wires versus the strain of the conduit.
ཧ⪃ᩥ⊩㻌
1. S. Imagawa et al.: Plasma Fusion Res. Vol. 3 (2008) S1050.

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2015年度秋季低温工学・超電導学会

3B-a09ศ๭ᆺ㧗

核融合 (2)㉸ఏᑟ䝬䜾䝛䝑䝖䛾᥋ྜᛶ⬟䛾ศᯒ䠋ᨵၿἲ䛾◊✲㐍ᒎ㻌(1) ᥋ྜ᢬ᢠ䛾☢ሙ᪉ྥ౫Ꮡᛶホ౯㻌Research progress in methods to analyze and improve joint performance for a remountble
high-temperature superconducting magnet(1) Evaluation of magnetic field orientation dependence of joint resistance㻌ఀ⸨㻌 ᝅ䠈Ύ㔝㻌 ♸ኴ㑻䠈すᑿ㻌 ᶞ䠈ᑠ㯮㻌 ⱥಇ䠈ᶫ∎㻌 ⚽฼䠄ᮾ໭኱䠅㻌ITO Satoshi䠈 SEINO Yutaro䠈 NISHIO Tatsuki䠈 OGURO Hidetoshi䠈 HASHIZUME Hidetoshi (Tohoku Univ.)
E-mail: satoshi.ito@qse.tohoku.ac.jp㻌
1䠊䛿䛨䜑䛻
᰾⼥ྜ⅔䛾㉸ఏᑟ䝬䜾䝛䝑䝖䜢ศ๭䛧䠈ᶵᲔⓗ᥋ྜἲ䛷⤌䜏❧䛶䛶〇స䛩䜛ศ๭ᆺ㧗 ㉸ఏᑟ䝬䜾䝛䝑䝖䜢ᥦ᱌䛧䛶
䛔䜛[1]䚹᥋ྜ㒊タィ䛾䛯䜑䛻䛿䠈᥋ྜ᢬ᢠ䛾᥋ྜᵓ㐀䠋㐠㌿᮲௳䠄 ᗘ䞉☢ሙ䠅౫Ꮡᛶ䜢ホ౯䞉ศᯒ䛩䜛ᚲせ䛜䛒䜛䚹㐣ཤ䛾◊✲[2]䛻䛚䛔䛶䠈REBCO 䝔䞊䝥⥺ᮦ䛾ᶵᲔⓗ䝷䝑䝥䝆䝵䜲䞁䝖䠄᥋ྜ㠃䛻䜲䞁䝆䜴䝮⟩䜢ᤄධ䠅䛾᥋ྜ᢬ᢠ䛾 ᗘ䞉☢
ሙ䠄REBCO 䝔䞊䝥⥺ᮦ㠃䛻ᆶ┤᪉ྥ䠅౫Ꮡᛶ䜢ホ౯䛧䠈⥺ᮦ㖡㠃䛸䜲䞁䝆䜴䝮⟩䛾⏺㠃᢬ᢠ䠄᥋ゐ᢬ᢠ䠅䛾䝰䝕䝹ᘧ䛾ᥦ᱌䜢⾜䛳䛶䛝䛯䚹ᮏㅮ₇䛷䛿䠈㐣ཤ䛾◊✲䛷ᮍホ౯䛷䛒䛳䛯᥋ྜ᢬ᢠ䛾☢ሙ᪉ྥ䠋⥺ᮦᵓ㐀౫Ꮡᛶ䜢᪂䛯䛻ホ౯䞉ศFig. 1 Experimental set-up.
ᯒ䛧䛯⤖ᯝ䛻䛴䛔䛶ሗ࿌䛩䜛䚹㻌 ᐇ㦂᪉ἲ
Fig. 1 䛻ᐇ㦂య⣔䜢♧䛩䚹᥋ྜ᢬ᢠ䛾⥺ᮦᵓ㐀౫Ꮡᛶ䜢ホ౯䛩䜛䛯䜑䛻 REBCO 䝔䞊䝥⥺ᮦ䛸䛧䛶䛿䝣䝆䜽䝷♫䛾
FYSC-SC05䠄㖡ᒙ௜䛝䠈5 mm ᖜ䠈IC=260 A at 77 K, s.f.䠅䠈
Superpower ♫䛾 SCS4050-AP䠄㖡ᒙ௜䛝䠈4 mm ᖜ䠈IC=100 A
at 77 K, s.f.䠅䛾 2 ✀㢮䜢⏝ព䛧䛯䚹䛣䜜䜙⥺ᮦ䛾㖡ᒙ㠃䠄᥋ྜ
㠃䠅䜢#400 䛾◊☻⣬䛷◊☻䛧䠈䜶䝍䝜䞊䝹䛷Ὑί䛧䛯ᚋ䠈䜲䞁䝆䜴䝮⟩䠄100 Pm ཌ䠅䜢ᤄධ䛧䛶᥋ゐᅽຊ 100 MPa 䛷᥋ྜ䛧䠈ᶵᲔⓗ䝷䝑䝥䝆䝵䜲䞁䝖䛾ᐇ㦂䝃䞁䝥䝹䛸䛧䛯䚹ᐇ㦂䝃䞁䝥䝹䛿 GM ෭෾ᶵ௜䛾䜽䝷䜲䜸䝇䝍䝑䝖䛻タ⨨䛧䠈䝠䞊䝍䛻䜘䜚 ᗘㄪᩚ䜢⾜䛳䛯䚹䜎䛯 REBCO 䝔䞊䝥⥺ᮦ㠃䛻ᆶ┤䠋ᖹ⾜᪉ྥ䛻☢ሙ䜢༳ຍ䛧䛶䠈᥋ྜ᢬ᢠ䜢ホ౯䛧䛯䚹㻌 ⤖ᯝ䛸⪃ᐹ
Fig. 2 䛻䝊䝻☢ሙ䛻䛚䛡䜛᥋ྜ᢬ᢠ⋡䠄᥋ྜ᢬ᢠ䛸᥋ྜ㠃✚䛾✚䠅䛾 ᗘ౫Ꮡᛶ䜢♧䛩䚹FYSC-SC05 䛸 SCS4050-AP
䛷 70 K 䛷䛾᥋ྜ᢬ᢠ⋡䛜ྠ䛨ᶵᲔⓗ䝷䝑䝥䝆䝵䜲䞁䝖䝃䞁䝥䝹䜢ẚ㍑䛧䛯ሙྜ䠈FYSC-SC05 䛾䜋䛖䛜 ᗘపୗ䛻䜘䜛᥋ྜ᢬ᢠ⋡పୗ䛾ᗘྜ䛔䛜኱䛝䛟䛺䛳䛯䚹୧⪅䛾ᵓ㐀䛾㐪䛔䛿
FYSC-SC05 䛾㖡ᒙ䛜㖟ᒙ䛾ୖ䛻䝇䝈䛷䛿䜣䛰௜䛡䛥䜜䛶䛔䜛䛾䛻ᑐ䛧䛶䚸SCS4050-AP 䛾㖡ᒙ䛜㖟ᒙ䛾ୖ䛻㟁ゎ䝯䝑䜻䛷ᙧᡂ䛥䜜䛶䛔䜛䛣䛸䛻䛒䜚䠈㖟ᒙ䛸㖡ᒙ䛾⏺㠃᢬ᢠ䛾㐪䛔䛜⤖ᯝ䛻ᙳ㡪䜢୚䛘䛶䛔䜛䛸⪃䛘䜙䜜䜛䚹
Fig. 3 䛻 FYSC-SC05 䛾ᶵᲔⓗ䝷䝑䝥䝆䝵䜲䞁䝖䛾 10 K 䛚䜘䜃 30 K 䛻䛚䛡䜛᥋ྜ᢬ᢠ⋡䛾☢ሙ౫Ꮡᛶ䜢♧䛩䚹☢ሙ䛾ୖ᪼䛸䛸䜒䛻᥋ྜ᢬ᢠ䛜ୖ᪼䛩䜛䛾䛿䚸᥋ྜ㒊䛾ᵓᡂᮦᩱ䛾᢬ᢠ䚸⏺㠃᢬ᢠ䠄⏺㠃䜢ᙧᡂ䛧䛶䛔䜛ᮦᩱ䛾᢬ᢠ䛻౫Ꮡ䠅䛻☢
Ẽ᢬ᢠ䛜⌧䜜䜛䛯䜑䛷䛒䜛䚹䜎䛯䠈☢ሙ᪉ྥ䛜䝔䞊䝥⥺ᮦ㠃䛻ᖹ⾜䛷䛒䜛ሙྜ䠈᥋ྜ㒊䛷䛾㟁ὶ䝧䜽䝖䝹䛾ྥ䛝䛸ᆶ┤䛻䛺䜛䛯䜑䠈☢Ẽ᢬ᢠ䛾ᙳ㡪䛜኱䛝䛟䛺䜛䚹≉䛻 15 K ௨ୗ䛻䛚䛔䛶䛿䠈☢ሙ䛾ୖ᪼䛸䛸䜒䛻᥋ྜ᢬ᢠ⋡䛜኱䛝䛟ୖ᪼䛧䛯䚹᥋ྜ㒊䜢ᙧᡂ䛩䜛ྛᮦᩱ䛾᢬ᢠ䠈⏺㠃᢬ᢠ䛾☢ሙ౫Ꮡᛶ䜢ホ౯䛧䛯䛸䛣䜝䠈☢ሙୖ᪼䛻䛸䜒䛺䛖᥋ྜ᢬ᢠ⋡䛾኱䛝䛺ୖ᪼䛿䠈㖡䛸䜲䞁䝆䜴䝮䛾⏺㠃᢬ᢠ䠄᥋ゐ᢬ᢠ䠅䠈≉䛻䜲䞁䝆䜴䝮⾲㠃䛾㓟໬ᒙ䛻䜘䜛⓶⭷᢬ᢠ䛻㉳ᅉ䛧䛶䛔䜛ྍ⬟ᛶ䛜㧗䛔䛣䛸䛜䜟䛛䛳䛯䚹௒ᚋ䛿⓶⭷᢬ᢠ䛜኱䛝䛟␗䛺䜛䝃䞁䝥䝹䜢」ᩘ⏝䛔䛶䠈᥋ྜ᢬ᢠ䛾☢ሙ౫Ꮡᛶ䛾ヲ⣽ホ౯䜢⾜䛖ணᐃ䛷䛒䜛䚹㻌㻌
Fig. 2 Joint resistivity as a function of temperature at 0 T.
㻌㻌Fig. 3 Joint resistivity as a function of magnetic field at 10 K
and 30 K for FYSC-SC05.
㻌ㅰ㎡㻌ᮏᐇ㦂䛿䠈ᮾ໭኱Ꮫ㔠ᒓᮦᩱ◊✲ᡤ㝃ᒓᙉ☢ሙ㉸ఏᑟᮦᩱ◊✲䝉䞁䝍䞊䛻䛶ᐇ᪋䛥䜜䜎䛧䛯䚹㻌ཧ⪃ᩥ⊩㻌
1. H. Hashizume et al.: J. Plasma Fusion Res. SERIES, Vol. 5(2002) pp. 532-536
2. Y. Seino et al.: IEEE Trans. Appl. Supercond., Vol. 25(2015) Art. ID 6603405

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第92回

2015年度秋季低温工学・超電導学会

3B-a10核融合 (2)ศ๭ᆺ㧗 ㉸ఏᑟ䝬䜾䝛䝑䝖䛾᥋ྜᛶ⬟䛾ศᯒ㻛ᨵၿἲ䛾◊✲㐍ᒎ㻌㻔㻞㻕㻌 ᥋ྜ㒊〇స᫬䛾 ᗘไᚚ䛻䜘䜛᥋ྜ᢬ᢠపῶ㻌㻾㼑㼟㼑㼍㼞㼏㼔㻌㼜㼞㼛㼓㼞㼑㼟㼟㻌㼕㼚㻌㼙㼑㼠㼔㼛㼐㼟㻌㼠㼛㻌㼍㼚㼍㼘㼥㼦㼑㻌㼍㼚㼐㻌㼕㼙㼜㼞㼛㼢㼑㻌㼖㼛㼕㼚㼠㻌㼜㼑㼞㼒㼛㼞㼙㼍㼚㼏㼑㻌㼒㼛㼞㻌㼍㻌㼞㼑㼙㼛㼡㼚㼠㼎㼘㼑㻌㼔㼕㼓㼔㻙㼠㼑㼙㼜㼑㼞㼍㼠㼡㼞㼑㻌㼟㼡㼜㼑㼞㼏㼛㼚㼐㼡㼏㼠㼕㼚㼓㻌㼙㼍㼓㼚㼑㼠㻌㻔㻞㻕㻌㻾㼑㼐㼡㼏㼠㼕㼛㼚㻌㼛㼒㻌㼖㼛㼕㼚㼠㻌㼞㼑㼟㼕㼟㼠㼍㼚㼏㼑㻌㼎㼥㻌㼠㼑㼙㼜㼑㼞㼍㼠㼡㼞㼑㻌㼏㼛㼚㼠㼞㼛㼘㻌㼐㼡㼞㼕㼚㼓㻌㼒㼍㼎㼞㼕㼏㼍㼠㼕㼛㼚㻌㼛㼒㻌㼍㻌㼖㼛㼕㼚㼠㻌㻌すᑿ㻌 ᶞ䠈㻌 ఀ⸨㻌 ᝅ䠈㻌 ᶫ∎㻌 ⚽฼㻌 䠄ᮾ໭኱䠅㻌㻺㻵㻿㻴㻵㻻㻌㼀㼍㼠㼟㼡㼗㼕䠈㻌 㻵㼀㻻㻌㻿㼍㼠㼛㼟㼔㼕䠈㻌 㻴㻭㻿㻴㻵㼆㼁㻹㻱㻌㻴㼕㼐㼑㼠㼛㼟㼔㼕㻌㻔㼀㼛㼔㼛㼗㼡㻌㼁㼚㼕㼢㻚㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼠㼚㼕㼟㼔㼕㻬㼗㼍㼞㼙㼍㻚㼝㼟㼑㻚㼠㼛㼔㼛㼗㼡㻚㼍㼏㻚㼖㼜㻌㻌㻝䠊ㅖゝ㻌㻟䠊⤖ᯝ䛸⪃ᐹ㻌
᰾⼥ྜ⅔䝬䜾䝛䝑䝖䜢ศ๭〇㐀㻘ᶵᲔⓗ᥋ྜ䛻䜘䛳䛶〇స㻌 ຍ⇕ฎ⌮ ᗘ䛸᥋ྜ᢬ᢠ䛻䛴䛔䛶 㻲㼕㼓㻚㻌 㻞 䛻ᩥ⊩ 㻟 䛾⤖ᯝ䛩䜛ศ๭ᆺ㧗 ㉸ఏᑟ䝬䜾䝛䝑䝖㼇㻝㼉䛜ᥦ᱌䛥䜜䛶䛚䜚䠈᥋ྜ䠄ຍ⇕ฎ⌮๓䛻 㻝㻜㻜㻌 㻹㻼㼍 䜢௜ຍ䛧ຍ⇕ฎ⌮୰䛻᥋ゐᅽຊไ㒊䛾㟁Ẽ᢬ᢠ䠄᥋ྜ᢬ᢠ䠅䛾పῶ䛜ㄢ㢟䛸䛺䛳䛶䛔䜛䚹ඛ⾜ᚚ䜢⾜䜟䛺䛛䛳䛯ሙྜ䠅䛸௒ᅇ䛾⤖ᯝ䠄ຍ⇕ฎ⌮୰䛻୍ᐃ䛾◊✲䛷䛿 㻾㻱㻮㻯㻻 ⣔㉸ఏᑟ⥺ᮦ䛾᥋ྜ㠃㛫䛻䜲䞁䝆䜴䝮⟩䜢
᥋ゐᅽຊ 㻝㻜㻜㻌㻹㻼㼍 䜢௜ຍ䛧䛯ሙྜ䠅䜢♧䛩䚹୍ᐃ䛾᥋ゐᅽຊᤄධ䛧䛶᥋ྜ䛩䜛䝤䝸䝑䝆ᘧᶵᲔⓗ䝷䝑䝥䝆䝵䜲䞁䝖䛻䜘䜚᥋ྜ䜢௜ຍ䛧䛯ሙྜ䛷䛿ຍ⇕ฎ⌮๓䛻᥋ゐᅽຊ䜢௜ຍ䛧䛯䛾䜏᢬ᢠ䛜෭༷㟁ຊ䛾ほⅬ䛷チᐜ್䛸䛺䜛䛣䛸䛜♧䛥䜜䛯㼇㻞㼉䚹䜎䛾ሙྜ䛻ẚ䜉䠈ຍ⇕ฎ⌮ ᗘ䜢 㻣㻡㻌 䉝௨ୖ䛸䛧䛯ሙྜ䛻䛚䛔䛯䜲䞁䝆䜴䝮䛾◳ᗘపୗ䛻䜘䜛䜲䞁䝆䜴䝮ᒙ䛾ⷧ໬䛸┿ᐇ᥋䛶≉䛻᥋ྜ᢬ᢠ⋡䠄᥋ྜ᢬ᢠ䛸᥋ྜ㠃✚䛾✚䠅䛜ᑠ䛥䛟䛺䛳ゐ㠃✚䛾ቑ኱䛾ຠᯝ䜢ᮇᚅ䛧䛶䠈᥋ྜ㒊〇స᫬䛻ຍ⇕ฎ⌮䛯䚹䜎䛯䠈୍ᐃ䛾᥋ゐᅽຊ䜢௜ຍ䛧䛯ሙྜ䠈ຍ⇕ฎ⌮ ᗘ䜢⾜䛳䛯⤖ᯝ䠈ຍ⇕ฎ⌮ ᗘ 㻥㻜㻌 䉝䛸䛧䛯䛸䛝䛻䠈᥋ྜ᢬ᢠ䜢㻥㻜㻌 䉝䛻䛚䛔䛶䠈᥋ྜ᢬ᢠ⋡䛜ຍ⇕ฎ⌮๓䛾᥋ྜ᢬ᢠ⋡䛾ຍ⇕ฎ⌮๓䛾᥋ྜ᢬ᢠ್䛾 㻢㻜㻑⛬ᗘ䜎䛷పῶ䛩䜛䛣䛸䛻ᡂ㻡㻜㻌㻑⛬ᗘ䜎䛷పῶ䛧䛯䚹ຍ⇕ฎ⌮䛻䜘䜛᥋ྜ᢬ᢠኚ໬䛾せᅉຌ䛧䛯㼇㻟㼉䚹䛧䛛䛧䛺䛜䜙䠈᥋ྜ᢬ᢠኚ໬䛾せᅉ䛾୍䛴䛸䛥䜜䜛䜢䜲䞁䝆䜴䝮ᒙ䛾ཌ䛥䛻౫Ꮡ䛩䜛䜲䞁䝆䜴䝮ᒙ᢬ᢠ䛸┿ᐇ᥋ゐ䜲䞁䝆䜴䝮ᒙ䛾ཌ䛥ῶᑡ㔞䛿㧗 ᇦ䛷᝿ᐃ䜘䜚䜒ᑠ䛥䛔್䛸䛺㠃✚䛻౫Ꮡ䛩䜛᥋ゐ᢬ᢠ䛾 㻞 せ⣲䛛䜙⪃ᐹ䛧䛯⤖ᯝ䠈୍ᐃ䛳䛯䚹䛣䜜䛿ୖグ〇సᡭἲ䛻䛚䛔䛶᥋ゐᅽຊ䜢ไᚚ䛧䛶䛔䛺䛾᥋ゐᅽຊ䜢௜ຍ䛧䛯ሙྜ䠈㻞 せ⣲䛸䜒䛻≉䛻ຍ⇕ฎ⌮ ᗘ䛛䛳䛯䛯䜑䠈ຍ⇕ฎ⌮୰䛻᥋ゐᅽຊ䛜పୗ䛧䛶䛔䜛䛯䜑䛷䛒䛜㧗䛔㝿䛻኱䛝䛟䛺䛳䛯䚹㻌䜛䛸⪃䛘䜙䜜䜛䚹䛣䜜䛿┿ᐇ᥋ゐ㠃✚పୗ䛾せᅉ䛸䜒䛥䜜䠈ຍ㻌 ᐇ㝿䛻኱ᆺᑟయ䛾᥋ྜ㒊䛾ຍ⇕ฎ⌮䜢⾜䛖ሙྜ䠈ṇ☜䛺⇕ฎ⌮୰䛻୍ᐃ᥋ゐᅽຊ䜢௜ຍ䛩䜛䛣䛸䛿᥋ྜ᢬ᢠపῶ䛾ᗘไᚚ䛿㞴䛧䛔䛸⪃䛘䜙䜜䜛䚹䛩䛺䜟䛱䠈䛒䜛 ᗘ⠊ᅖ䜢䛯䜑䛻᭷ຠ䛺ᡭẁ䛸⪃䛘䜙䜜䜛䚹䛭䛣䛷ᮏ◊✲䛷䛿䛥䜙䛺䜛᥋⪃៖䛧䛶䛾ຍ⇕ฎ⌮䛜ᚲせ䛷䛒䜚䠈ຍ⇕ฎ⌮ ᗘ䛜 㻥㻜㻌 䉝䜢ྜ᢬ᢠపῶ䛾䛯䜑䛻䠈᥋ゐᅽຊไᚚ䛜ྍ⬟䛺ᐇ㦂య⣔䜢⏝㉸䛘䜛䜘䛖䛺ሙྜ䛷䜒ప᥋ྜ᢬ᢠ䛾ᐇ⌧䛜ྍ⬟䛺ᮏᡭἲ䛿䠈䛔䛶䠈୍ᐃ䛾᥋ゐᅽຊୗ䛷ຍ⇕ฎ⌮䜢⾜䛳䛯䝃䞁䝥䝹䛾᥋኱ᆺᑟయ䛾᥋ྜ㒊䛾ຍ⇕ฎ⌮䛻䜒㐺䛧䛶䛔䜛䛸⪃䛘䜙䜜䜛䚹㻌ྜ᢬ᢠ䜢ホ౯䛧䛯䚹㻌㻌㻌㻞䠊ຍ⇕ฎ⌮ᐇ㦂㻌㻌 ᐇ㦂䝃䞁䝥䝹䛻䛿㻾㻱㻮㻯㻻⣔㧗 ㉸ఏᑟ⥺ᮦ䛾୍✀䛷䛒䜛㻳㼐㻮㻯㻻⥺ᮦ䠄䝣䝆䜽䝷㻲㼅㻙㻿㻯㻜㻡䠈㻵㻯㻩㻞㻢㻜㻌㻭㻌㻬㻣㻣㻌㻷䠈⮬ᕫ☢ሙ䠅䛾ᶵᲔⓗ䝷䝑䝥䝆䝵䜲䞁䝖䜢⏝䛔䛯䚹᥋ྜ㠃䛿䝃䞁䝗䝨䞊䝟䞊䠄ᖹᆒ◊☻⢏Ꮚᚄ㻤㻝㻌P㼙䠅䛷◊☻䛧䠈⥺ᮦ᥋ྜ᫬䛻䛿䜲䞁䝆䜴䝮⟩㻔ཌ䛥㻝㻜㻜㻌 P㼙㻕䜢ᤄධ䛧䛯䚹䜎䛯᥋ྜ㠃✚䛿㻡㻜㻌 㼙㼙㻞㻌 䛸䛧䛯䚹䜎䛪㻲㼕㼓㻚㻌㻝䛻♧䛩య⣔䛷᥋ゐᅽຊ㻝㻜㻜㻌㻹㻼㼍௜ຍ䛧䠈ᾮయ❅⣲෭༷ୗ䛷ຍ⇕ฎ⌮๓䛾᥋ྜ᢬ᢠ䜢 ᐃ䛧䛯䚹⥆䛔䛶䠈᥋ゐᅽຊ㻝㻜㻜㻌㻹㻼㼍䜢௜ຍ䛧䛺䛜䜙䠈ᐇ㦂䝃䞁䝥䝹䛾ຍ⇕ฎ⌮䜢⾜䛳䛯䚹ຍ⇕ฎ⌮ ᗘ䛿㻡㻜㻘㻌㻣㻡㻘㻌㻥㻜㻘㻌㻝㻝㻜㻘㻌㻝㻢㻜㻌 䉝䛸䛧䠈ຍ⇕ฎ⌮᫬㛫䛿㻟㻜ศ䛸䛧䛯䚹᭱ᚋ䛻ຍ⇕ฎ⌮ᚋ䛾᥋ྜ᢬ᢠ䜢 ᐃ䛧䠈㻌ຍ⇕ฎ⌮䛻䜘䜛᥋ྜ᢬ᢠኚ໬䜢ホ౯䛧䛯䚹㻲㼕㼓㻚㻌㻞㻌㻶㼛㼕㼚㼠㻌㼞㼑㼟㼕㼟㼠㼕㼢㼕㼠㼥㻌㼍㼟㻌㼍㻌㼒㼡㼚㼏㼠㼕㼛㼚㻌㼛㼒㻌㼔㼑㼍㼠㼕㼚㼓㻌㼠㼑㼙㼜㼑㼞㼍㼠㼡㼞㼑㻌㻌㻲㼕㼓㻚㻌㻝㻌㻱㼤㼜㼑㼞㼕㼙㼑㼚㼠㼍㼘㻌㼟㼑㼠㻙㼡㼜㻌㻌㻠䠊⤖ゝ㻌㻌 ᮏ◊✲䛷䛿㧗 ㉸ఏᑟ⥺ᮦ䛾ᶵᲔⓗ᥋ྜ䛻䛚䛔䛶䠈᥋ྜ㒊〇స᫬䛾ຍ⇕ฎ⌮䛾㝿䛻୍ᐃ䛾᥋ゐᅽຊ䜢௜ຍ䛩䜛䛣䛸䛷䜲䞁䝆䜴䝮ᒙ䛾ⷧ໬䠈┿ᐇ᥋ゐ㠃✚䛾ቑຍ䛾ຠᯝ䛜኱䛝䛟䛺䜛䛣䛸䜢☜ㄆ䛧䛯䚹௒ᚋ䛿ຍ⇕ฎ⌮ᡭἲ䜢᭱㐺໬䛧䠈ከᒙከิయ⣔䜈㐺⏝䛩䜛ணᐃ䛷䛒䜛䚹㻌㻌ཧ⪃ᩥ⊩㻌㻝㻚㻌 㻴㻚㻌㻴㼍㼟㼔㼕㼦㼡㼙㼑㻘㻌㼑㼠㻌㼍㼘㻚㻦㻌㻶㻚㻌㻼㼘㼍㼟㼙㼍㻌㻲㼡㼟㼕㼛㼚㻌㻾㼑㼟㻚㻌㻿㻱㻾㻵㻱㻿㻘㻌㼂㼛㼘㻚㻌㻡㻌㻔㻞㻜㻜㻞㻕㻌㼜㼜㻚㻌㻡㻟㻞㻙㻡㻟㻢㻞㻚㻌 㻿㻚㻌 㻵㼠㼛㻘㻌 㼑㼠㻌 㼍㼘㻚㻦㻌 㻼㼘㼍㼟㼙㼍㻌 㻲㼡㼟㼕㼛㼚㻌 㻾㼑㼟㻚㻘㻌 㼂㼛㼘㻚㻌 㻥㻌 㻔㻞㻜㻝㻠㻕㻌 㻭㼞㼠㻚㻌 㻵㻰㻌㻟㻠㻜㻡㻜㻤㻢㻌
㻟㻚㻌㻺㻚㻌㻺㼕㼟㼔㼕㼛㻘㻌㼑㼠㻌㼍㼘㻚㻘㻌㻹㼀㻞㻠㻘㻌㻻㼏㼠㻚㻌㻝㻤㻙㻞㻟㻘㻌㻞㻜㻝㻡䠈㻿㼑㼛㼡㼘㻘㻌㻷㼛㼞㼑㼍㻌̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-a11核融合 (2)ศ๭ᆺ㧗 ㉸ఏᑟ䝬䜾䝛䝑䝖䛾᥋ྜᛶ⬟䛾ศᯒ㻛ᨵၿἲ䛾◊✲㐍ᒎ㻌㻔㻟㻕㻌 ᐊ 䛻䛚䛡䜛᥋ྜ㒊䛾㟁☢㠀◚ቯ᳨ᰝ䛾ᇶ♏◊✲㻌㻾㼑㼟㼑㼍㼞㼏㼔㻌㼜㼞㼛㼓㼞㼑㼟㼟㻌㼕㼚㻌㼙㼑㼠㼔㼛㼐㻌㼠㼛㻌㼍㼚㼍㼘㼥㼦㼑㻌㼍㼚㼐㻌㼕㼙㼜㼞㼛㼢㼑㻌㼖㼛㼕㼚㼠㻌㼜㼑㼞㼒㼛㼞㼙㼍㼚㼏㼑㻌㼒㼛㼞㻌㼍㻌㼞㼑㼙㼛㼡㼚㼠㼍㼎㼘㼑㻌㼔㼕㼓㼔㻙㼠㼑㼙㼜㼑㼞㼍㼠㼡㼞㼑㻌㼟㼡㼜㼑㼞㼏㼛㼚㼐㼡㼏㼠㼕㼚㼓㻌㼙㼍㼓㼚㼑㼠㻌㻔㻟㻕㻌㻲㼡㼚㼐㼍㼙㼑㼚㼠㼍㼘㻌㼟㼠㼡㼐㼥㻌㼛㼚㻌㼑㼘㼑㼏㼠㼞㼛㼙㼍㼓㼚㼑㼠㼕㼏㻌㼚㼛㼚㼐㼑㼟㼠㼞㼡㼏㼠㼕㼢㼑㻌㼠㼑㼟㼠㼕㼚㼓㻌㼛㼒㻌㼖㼛㼕㼚㼠㻌㼟㼑㼏㼠㼕㼛㼚㻌㼍㼠㻌㼞㼛㼛㼙㻌㼠㼑㼙㼜㼑㼞㼍㼠㼡㼞㼑㻌㻌㝞㻌 ೧⇊䠈㻌 ఀ⸨㻌 ᝅ䠈㻌 㐟బ㻌 カᏕ䠈㻌 ᶫ∎㻌 ⚽฼㻔ᮾ໭኱Ꮫ㻕㻌㻯㻴㻱㻺㻌㼃㼑㼕㼤㼕䠈㻵㼀㻻㻌㻿㼍㼠㼛㼟㼔㼕䠈㼅㼁㻿㻭㻌㻺㼛㼞㼕㼠㼍㼗㼍䠈㻴㻭㻿㻴㻵㼆㼁㻹㻱㻌㻴㼕㼐㼑㼠㼛㼟㼔㼕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼣㼏㼔㼑㼚㻬㼗㼍㼞㼙㼍㻚㼝㼟㼑㻚㼠㼛㼔㼛㼗㼡㻚㼍㼏㻚㼖㼜㻌㻌㻝䠊◊✲⫼ᬒ㻌᰾⼥ྜ⅔䛾㉸ఏᑟ䝬䜾䝛䝑䝖䜢䝉䜾䝯䞁䝖䛤䛸䛻ศ๭䛧䛶〇㐀䜢⾜䛖ศ๭ᆺ㧗 ㉸ఏᑟ䝬䜾䝛䝑䝖䛜ᥦ᱌䛥䜜䛶䛔䜛㼇㻝㼉䚹ᙜヱᴫᛕ䛻䛚䛔䛶䛿᥋ྜ㒊䛻䛚䛡䜛㟁Ẽ᢬ᢠ㻔᥋ྜ᢬ᢠ㻕䛾ᢚไ䛜኱䛝䛺ㄢ㢟䛷䛒䜛䛜䚸䛣䜜䜎䛷䛾◊✲⤖ᯝ䜘䜚䛣䛾᥋ྜ᢬ᢠ䛻䜘䜛Ⓨ⇕䛜᝿ᐃ䛾䝬䜾䝛䝑䝖෭༷⬟ຊ䜢ୗᅇ䜛⠊ᅖ䛷 㻝㻜㻜㻌 㼗㻭 ⣭䛾኱ᆺᑟయ䛾స〇䛻ᡂຌ䛧䛯㼇㻞㼉䚹䛧䛛䛧䛺䛜䜙䛭䛾୍᪉䚸᥋ྜ᢬ᢠ䛾᏶඲䛺ไᚚ䛿⌧≧ᅔ㞴䛷䛒䜚䚸᰾⼥
ྜ⅔䜈䛾㐺⏝䛾䛯䜑䛻䛿䚸෭༷㏻㟁๓䛻᥋ྜ᢬ᢠ䜢ண 䞉ホ౯䛩䜛ᢏ⾡䛜ᚲせ୙ྍḞ䛷䛒䜛䛸ゝ䛘䜛䚹㻌䛣䛾䜘䛖䛺ほⅬ䛻❧䛱䚸௨๓䛾◊✲䛻䛚䛔䛶䛿ᖖ ᫬䛻ᐃ䛥䜜䛯᥋ྜ㒊䛾㟁Ẽ䜲䞁䝢䞊䝎䞁䝇䛛䜙෭༷᫬䛾᥋ྜ᢬ᢠ䜢ண 䛩䜛ヨ䜏䛻䛴䛔䛶᳨ウ䜢⾜䛳䛯㼇㻟㼉䚹ᚓ䜙䜜䛯ヨ㦂⤖ᯝ䛿㟁Ẽ䜲䞁䝢䞊䝎䞁䝇 ᐃ䛻䜘䜛᥋ྜ᢬ᢠ䛾ண ྍ⬟ᛶ䜢ᙉ䛟♧၀䛩䜛䜒䛾䛷䛒䛳䛯䚹㻌䛭䛣䛷ᮏ◊✲䛻䛚䛔䛶䛿䜘䜚ప䛔᢬ᢠ್䜢ᐃ㔞ⓗ䛻 ᐃྍ⬟䛺య⣔䜢ᵓ⠏䛧䚸᥋ྜ᢬ᢠ䛾␗䛺䜛ヨ㦂య䛾㟁Ẽ䜲䞁䝢䞊䝎䞁䝇 ᐃ䜢⾜䛖䛣䛸䛻䜘䛳䛶䚸㟁Ẽ䜲䞁䝢䞊䝎䞁䝇䛾䝺䝆䝇䝍䞁䝇ཬ䜃䝸䜰䜽䝍䞁䝇ᡂศ䛸᥋ྜ᢬ᢠ䛾┦㛵䛻䛴䛔䛶䜘䜚ヲ⣽䛺᳨ウ䜢⾜䛳䛯䚹㻌㻌㻞䠊ᐇ㦂ෆᐜ㻌ᮏᐇ㦂䛷⏝䛔䜛ヨ㦂య䛾ᴫ␎ᅗ䛚䜘䜃 ᐃయ⣔䜢 㻲㼕㼓㻚㻝䛻♧䛩䚹ヨ㦂య䛿ᖜ 㻡㻌 㼙㼙 䛾 㻳㼐㻮㻯㻻 㧗 ㉸ఏᑟ䝔䞊䝥㻔䝣䝆䜽䝷♫〇㻌 㻲㼅㻿㻯㻙㻿㻯㻜㻡㻕㻞 ᯛ䜢౑⏝䛧䚸䝔䞊䝥䛾㖡ᒙ㠃䜢ྥ䛛䛔ྜ䜟䛫䛻䛧䛶䜲䞁䝆䜴䝮䜢ᣳ䜏㎸䜏ᅽຊ䜢ຍ䛘䜛䛣䛸䛷᥋ྜ䛩䜛䚸ᶵᲔⓗ䝷䝑䝥䝆䝵䜲䞁䝖᪉ᘧ䛷స〇䛧䛯䚹䜲䞁䝆䜴䝮䛾ཌ䛥䛿 㻝㻜㻜㻌 㽀㼙 䛷䛒䜚䚸ຍᅽ䛿⤒㦂ୖ᭱㐺䛺್㻔㻝㻜㻜㻌 㻹㻼㼍㻕䛸䛺䜛䜘䛖䛻ᖖ 䛷ㄪᩚ䛧䛯䚹௒ᅇ䛾 ᐃ䛷䛿௨ୖ䛾᪉ἲ䛷స〇䛧䛯ヨ㦂య 㻢 ಶ䛻ຍ䛘䚸᥋ྜ᢬ᢠ䜢ពᅗⓗ䛻ቑ኱䛥䛫䛯ヨ㦂య 㻟 ಶ㻔㻡㻌 㻹㻼㼍 ௨ୗ䛾ᅽຊ䛷᥋ྜ㻕䜢‽ഛ䛧䛯䚹༊ู䜢䛩䜛䛯䜑䛻䚸㻝㻜㻜㻌㻹㻼㼍 䛷ຍᅽ䜢⾜䛳䛯ヨ㦂య䜢䜾䝹䞊䝥 㻭䚸㻡㻌㻹㻼㼍௨ୗ䛷ຍᅽ䜢⾜䛳䛯ヨ㦂య䜢䜾䝹䞊䝥 㻮 䛸䛧䛯䚹㻌᥋ྜ᢬ᢠ䛿ᾮయ❅⣲෭༷ୗ䛷䚸㟁Ẽ䜲䞁䝢䞊䝎䞁䝇䛿ᖖ䛷䚸䛔䛪䜜䜒ᅄ➃Ꮚἲ䛻䜘䜚 ᐃ䜢⾜䛳䛯䚹ᖖ 䛻䛚䛡䜛㟁Ẽ䜲䞁䝢䞊䝎䞁䝇䛿᥋ྜ㒊䛻ὶ䜜䜛㟁ὶ䛸᥋ྜ㒊䛾㟁ᅽ䜢䝻䝑䜽䜲䞁䜰䞁䝥㻔㻺㻲 ᅇ㊰タィ䝤䝻䝑䜽♫〇㻌 㻸㻵㻡㻢㻠㻜㻕䜢⏝䛔䛶ᐃ䛩䜛䛣䛸䛻䜘䛳䛶⾜䛳䛯䚹 ᐃ䛻⏝䛔䛯࿘Ἴᩘ䛿 㻞㻜㻌 㻴㼦ࠥ㻝㻜㻜㻌㼗㻴㼦 䛾㛫䛾 㻝㻞 ࿘Ἴᩘ䛷䛒䜛䚹㻌㻌㻟䠊⤖ᯝ䞉⪃ᐹ㻌ᐃ䜢⾜䛳䛯ヨ㦂య䛾䛖䛱䚸᥋ྜ᢬ᢠ䛜᭱䜒ᑠ䛥䛔㻔㻜㻚㻝㻥㻌㽀䃈㻕ヨ㦂య䛾㟁Ẽ䜲䞁䝢䞊䝎䞁䝇䛾 ᐃ⤖ᯝ䜢 㻲㼕㼓㻚㻞 䛻♧䛩䚹䝺䝆䝇䝍䞁䝇䛜䜋䜌୍ᐃ䛷䛒䜛䛣䛸䚸䝸䜰䜽䝍䞁䝇䛜࿘Ἴᩘ䛻䜋䜌ẚ౛䛧䛶ቑ኱䛧䛶䛔䜛䛣䛸䛛䜙䚸௒ᅇ⏝䛔䛯࿘Ἴᩘᖏ䛷䛿ᙜヱ㒊䛿᢬ᢠ䛸䜲䞁䝎䜽䝍䞁䝇䜢┤ิ᥋⥆䛧䛯䜒䛾䛸䛧䛶䝰䝕䝹໬䛥䜜䛖䜛䜒䛾䛸⪃䛘䜙䜜䜛䚹㻌㻲㼕㼓㻚㻝㻌㻯㼛㼙㼜㼛㼟㼕㼠㼕㼛㼚㻌㼛㼒㻌㼙㼑㼍㼟㼡㼞㼑㼙㼑㼚㼠㻌㼒㼛㼞㻌㼚㼛㼞㼙㼍㼘㻌㼟㼍㼙㼜㼘㼑㻌㻲㼕㼓㻚㻞㻌㻾㼑㼟㼡㼘㼠㻌㼛㼒㻌㼕㼙㼜㼑㼐㼍㼚㼏㼑㻌㼙㼑㼍㼟㼡㼞㼑㼙㼑㼚㼠㻌 㻌㻲㼕㼓㻚㻟㻌㻯㼛㼙㼜㼍㼞㼕㼟㼛㼚㻌㼛㼒㻌㼕㼙㼍㼓㼕㼚㼍㼞㼥㻌㼕㼚㼐㼡㼏㼠㼍㼚㼏㼑㻌ྛヨ㦂య䛾䜲䞁䝎䜽䝍䞁䝇䛾್䛸᥋ྜ᢬ᢠ䛾್䛾㛵ಀ䜢㻲㼕㼓㻚㻟 䛻♧䛩䚹௬᝿䜲䞁䝎䜽䝍䞁䝇䛿㟁Ẽ䜲䞁䝢䞊䝎䞁䝇 ᐃ䛾⤖ᯝᚓ䜙䜜䛯䝸䜰䜽䝍䞁䝇䛾್䜢࿘Ἴᩘ䛾୍ḟ㛵ᩘ䛸䛧䛶᭱ᑠ஧஌ἲ䛻䜘䜚㏆ఝⓗ䛻⟬ฟ䛧䛯䜒䛾䛷䛒䜛䚹ᅗ䜘䜚䚸෭༷᫬䛾᥋ྜ᢬ᢠ䛜኱䛝䛔䜋䛹௬᝿䜲䞁䝎䜽䝍䞁䝇䛜኱䛝䛔䛣䛸䜢☜ㄆ䛩䜛䛣䛸䛜䛷䛝䜛㻔┦㛵ಀᩘ㻦㻌 㻜㻚㻣㻠㻕䚹䜘䜚ヲ⣽䛺ศᯒ⤖ᯝ䛿ᙜ᪥ሗ࿌䛩䜛䚹㻌㻌ཧ⪃ᩥ⊩㻌㻝㻚 㻴㻚㻌 㻴㼍㼟㼔㼕㼦㼡㼙㼑㻘㻌 㼑㼠㻌 㼍㼘㻚㻦㻌 㻶㻌 㻼㼘㼍㼟㼙㼍㻌 㻲㼡㼟㼕㼛㼚㻌 㻾㼑㼟㻘㻌 㻿㻱㻾㻵㻱㻿㻚㻡㻘㻌㻔㻞㻜㻜㻞㻕㻘㻌㻡㻟㻞㻙㻡㻟㻢㻌㻞㻚 㻿㻚㻌㻵㼠㼛㻘㻌㼑㼠㻌㼍㼘㻚㻦㻌㻶㻚㻌㻼㼘㼍㼟㼙㼍㻌㻲㼡㼟㼕㼛㼚㻌㻾㼑㼟㻘㻌㼂㼛㼘㻌㻥㻘㻌㻟㻠㻜㻡㻜㻥㻢㻔㻞㻜㻝㻠㻕㻌㻟㻚 㼃㻚㻌 㻯㼔㼑㼚㻘㻌 㼑㼠㻌 㼍㼘㻚㻦㻌 㼑㻺㻰㻱㻞㻜㻝㻡㻘㻌 㻿㼑㼜㻚㻌 㻞㻝㻙㻞㻟㻘㻌 㻞㻜㻝㻡㻘㻌 㻿㼑㼚㼐㼍㼕㻘㻌㻶㼍㼜㼍㼚㻌̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-p01

加速器用 HTS マグネットຍ㏿⏝ 㻴㼀㻿 䝬䜾䝛䝑䝖䛾㛤Ⓨ䠄䠐䠉䠍䠅㻌㻙㻿㼡㼜㼑㼞㻷㻱㻷㻮 ⾪✺ⅬⰍ཰ᕪ⿵ṇ⏝ 㻴㼀㻿 භᴟ䝬䜾䝛䝑䝖䛾タィ㻙㻌㻰㼑㼢㼑㼘㼛㼜㼙㼑㼚㼠㻌㼛㼒㻌㻴㼀㻿㻌㻭㼏㼏㼑㼘㼑㼞㼍㼠㼛㼞㻌㼙㼍㼓㼚㼑㼠㻌㻔䠐㻙䠍㻕㻌㻙㻌㻰㼑㼟㼕㼓㼚㻌㼛㼒㻌㼍㻌㼏㼔㼞㼛㼙㼍㼠㼕㼏㼕㼠㼥㻌㼏㼛㼞㼞㼑㼏㼠㼕㼛㼚㻌㻴㼀㻿㻌㼟㼑㼤㼠㼡㼜㼛㼘㼑㻌㼒㼛㼞㻌㻿㼡㼜㼑㼞㻷㻱㻷㻮㻌㼕㼚㼠㼑㼞㼍㼏㼠㼕㼛㼚㻌㼞㼑㼓㼕㼛㼚㻌㻙㻌ᅵᒇ㻌 Ύ⃈㻘㻌 ከ࿴⏣㻌 ṇᩥ㻘㻌 ቑ⃝㻌 ⨾ె㻘㻌 ᑎᓥ㻌 ᫛⏨㻘㻌 ኱ෆ㻌 ᚨே㻘㻌 Ⳣ㔝㻌 ᮍ▱ኸ㻘㻌 ⋤㻌 ᪫ᮾ㻘㻌 ᭷ᮏ㻌 㟹㻘㻌 ᐀㻌 ༨ᅜ䠄㻷㻱㻷䠅㻧㻌⳥ụ㻌 ❶ᘯ㻌 㻔㻺㻵㻹㻿㻕㻧㻌 ⸨⏣㻌 ┿ྖ㻘㻌 ኱ಖ㻌 㞞㍕㻘㻌 㣤ᓥ㻌 ᗣ♸㻌 㻔䝣䝆䜽䝷㻕㻌㼀㻿㼁㻯㻴㻵㼅㻭㻌㻷㼕㼥㼛㼟㼡㼙㼕㻘㻌㼀㻭㼃㻭㻰㻭㻌㻹㼍㼟㼍㼒㼡㼙㼕㻘㻌㻹㻭㻿㼁㼆㻭㼃㻭㻌㻹㼕㼗㼍㻘㻌㼀㻱㻾㻭㻿㻴㻵㻹㻭㻌㻭㼗㼕㼛㻘㻌㻻㻴㼁㻯㻴㻵㻌㻺㼛㼞㼕㼔㼕㼠㼛㻘㻌㻿㼁㻳㻭㻺㻻㻌㻹㼕㼏㼔㼕㼚㼍㼗㼍㻘㻌㼃㻭㻺㻳㻌㼄㼡㼐㼛㼚㼓㻘㻌㻭㻾㻵㻹㻻㼀㻻㻌㼅㼍㼟㼡㼟㼔㼕㻘㻌㼆㻻㻺㻳㻌㼆㼔㼍㼚㼓㼡㼛㻌㻔㻷㻱㻷㻕㻧㻌㻷㻵㻷㼁㻯㻴㻵㻌㻭㼗㼕㼔㼕㼞㼛㻌㻔㻺㻵㻹㻿㻕㻧㻌㻲㼁㻶㻵㼀㻭㻌㻿㼔㼕㼚㼖㼕㻘㻌㻰㻭㻵㻮㻻㻌㻹㼍㼟㼍㼚㼛㼞㼕㻘㻌 㻌㻵㻵㻶㻵㻹㻭㻌㼅㼍㼟㼡㼔㼕㼞㼛㻌㻔㻲㼡㼖㼕㼗㼡㼞㼍㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼗㼕㼥㼛㼟㼡㼙㼕㻚㼠㼟㼡㼏㼔㼕㼥㼍㻬㼗㼑㼗㻚㼖㼜㻌㻞䠊≉Ṧභᴟ☢▼䛾タィ㻌䝬䜾䝛䝑䝖タィ䛷䛿ᖜ 㻠㻚㻝㼙㼙㻘㻌 ཌ䛥㼪㻜㻚㻞㻌㼙㼙 䛷䚸እ࿘䛻 㻞㻜㻌P㼙 ཌ䛾Ᏻᐃ໬㖡䜢䝯䝑䜻䛧䛯 㻾㼑㻮㻯㻻 ⥺ᮦ䜢᝿ᐃ䛧䛯䚹⤯⦕䛿 㻞㻡㻌P㼙 䛾䝫䝸䜲䝭䝗䝔䞊䝥䜢䠎㔜ᕳ䛝䛸䛧䛯䚹䠎ḟඖ᩿㠃タィ䛷䛿䠍䠅ฟ᮶䜛䛰䛡༢⣧䛺䝺䞊䝇䝖䝷䝑䜽ᆺ䝁䜲䝹䛸䛩䜛䚸䠎䠅せồ☢ሙ໙㓄䜢⪃៖䛧䛶䝜䞊䝬䝹䝁䜲䝹䜢ෆഃ䛻䚸䝇䜻䝳䞊䝁䜲䝹䜢እഃ䛻䛩䜛䚸䠏䠅䝁䜲䝹䛾እഃ䛻䛿㕲䝶䞊䜽䜢㓄⨨䛧䚸እ㒊䜈䛾₃䜜☢ሙ䜢ᑠ䛥䛟䛩䜛䚸䠐䠅㐠㌿㟁ὶ䛿㼪㻟㻜㻜㻌 㻭 ௨ୗ䛸䛩䜛㻌 䛺䛹㻌 䜢⪃៖䛧䚸ከᴟ☢ሙᡂศ㻔㼍㻢㻘㼎㻢㻕䜢 㻝㻜㻙㻠 䜸䞊䝎䞊䛻ᢚ䛘䜛䝁䜲䝹ᙧ≧䚸㓄⨨䜢ồ䜑䛯䚹タィ䛧䛯䝬䜾䝛䝑䝖䛾᩿㠃ᅗ䜢 㻲㼕㼓㻚㻌㻝 䛻䚸䜎䛯䚸୺せ䝟䝷䝯䞊䝍䜢 㼀㼍㼎㼘㼑䠍䛻♧䛩䚹㻌ᐇ㝿䛻䝬䜾䝛䝑䝖䜢〇స䛩䜛ሙྜ䚸タィ㏻䜚䛾ᑍἲ䛻䝁䜲䝹䜢〇స䛧䛯䜚䚸⤌❧䛶䛯䜚䛩䜛䛣䛸䛿୙ྍ⬟䛷䛒䜛䠊䛒䜛⛬ᗘ䛾ㄗᕪ䜢᝿ᐃ䛧䛺䛡䜜䜀䛺䜙䛺䛔䚹䛭䛾┠Ᏻ䜢ᚓ䜛䛯䜑䚸䝁䜲䝹䛾ᑍἲ䚸఩⨨䜢タィ್䛾࿘ᅖ䛷䝷䞁䝎䝮䛻ኚ໬䛥䛫䛯ሙྜ䛾ከᴟ☢ሙ䛾ᶆ‽೫ᕪ䛾᳨ウ䜢⾜䛳䛯䚹䛭䛾⤖ᯝ䛾୍౛䜢 㻲㼕㼓㻚㻌㻞㻌 䛻♧䛩䚹䛣䛾᳨ウ䛛䜙ከᴟ☢ሙᡂศ䜢 㻝㻜㻙㻠 䜸䞊䝎䞊䛻ᢚ䛘䜛䛯䜑䛻䛿䚸䝁䜲䝹䛾ᑍἲ䞉఩⨨䛾タィ್䛛䜙䛾䛪䜜䛿 㻡㻜㻌 P㼙 ⛬ᗘ䛻ᢚ䛘䜛䛣䛸䛜ᮃ䜎䛧䛔䛣䛸䚸䜎䛯䚸㧗ḟ(n >5)䛾ከᴟᡂศ䛿䛒䜎䜚ၥ㢟䛻䛿䛺䜙䛺䛔䛣䛸䛺䛹䛜ศ䛛䛳䛯䚹㻌㻟䠊䜎䛸䜑㻌
㻿㼡㼜㼑㼞㻷㻱㻷㻮 䛷ᚲせ䛸䛺䜛≉Ṧභᴟ䝬䜾䝛䝑䝖䛾ᴫ␎タィ䜢⾜䛳䛯䚹䝁䜲䝹䛿 㻾㼑㻮㻯㻻 䝔䞊䝥⥺ᮦ䜢⏝䛔䛯䝺䞊䝇䝖䝷䝑䜽ᆺ䝁䜲䝹䛷せồ☢ሙ⢭ᗘ䜢⪃៖䛧䛯タィ䜢⾜䛳䛯䚹௒ᚋ䛿䚸䛣䛾䝁䜲䝹ヨస䜢㐍䜑䚸䜽䜶䞁䝏ಖㆤ䜔Ⓨ⏕☢ሙ䛾ほⅬ䛛䜙䝁䜲䝹䛾≉ᛶ ᐃ䜢⾜䛔䚸㻾㼑㻮㻯㻻 ⥺ᮦ䜢⏝䛔䛯䝁䜲䝹䛜ຍ㏿ჾ⏝䝬䜾䝛䝑䝖䛾䝁䜲䝹䛸䛺䜚ᚓ䜛䛛䜢ㄪ䜉䛶⾜䛟ணᐃ䛷䛒䜛䚹㻌

Fig. 1 Cross-section of the R&D sextupole magnet-4Standard deviation of bn or an (10 )㻝䠊䛿䛨䜑䛻㻌⌧ᅾᘓタ䛜㐍䜑䜙䜜䛶䛔䜛 㻿㼡㼜㼑㼞㻷㻱㻷㻮 䛿 㻷㻱㻷㻮 䛾䠐䠌ಸ䛾䝹䝭䝜䝅䝔䜲䞊䜢┠ᣦ䛩㟁Ꮚ䇶㝧㟁Ꮚ⾪✺ᆺຍ㏿ჾ䛷䛒䜛䚹䛣䛾㧗䝹䝭䝜䝅䝔䜲䞊䜢㐩ᡂ䛩䜛 䛯䜑䛻䛿⾪✺䝡䞊䝮䛾䜻䝯⣽䛛䛺Ⰽ཰ᕪ㻔㐠ື㔞䛻䜘䜛䝡䞊䝮䝃䜲䝈䛾ศᩓ㻕⿵ṇ䛜ᚲせ䛷䚸䛣䛾䛯䜑䛾≉Ṧ䛺භᴟ䝬䜾䝛䝑䝖䠄䝜䞊䝬䝹䛸䝇䜻䝳䞊䛾භᴟ☢ሙ䜢ྠ᫬䛻Ⓨ⏕䛩䜛䠅䛜ᚲせ䛸䛺䜛䚹䛣䛾≉Ṧ䛺䝬䜾䝛䝑䝖䛿㕲䝶䞊䜽䜢౑䛳䛯ᖖఏᑟ䝬䜾䝛䝑䝖䛷䛿〇సฟ᮶䛪䚸㟁ὶ䛷☢ሙ䜢స䜛㉸ఏᑟ䝬䜾䝛䝑䝖䛷䛾䜏〇సྍ⬟䛷䛒䜛䚹䜎䛯䚸䛣䛾≉Ṧ䝬䜾䝛䝑䝖䠍䠒ྎ䛿⾪✺Ⅼ䛛䜙 㻟㻜㻌㼙 ⛬㞳䜜䛯䛸䛣䜝䛛䜙 㻝㻜㻜㻌㼙 䛟䜙䛔䛾㡿ᇦ䛻Ώ䛳䛶ศᩓ䛧䛶タ⨨䛥䜜䜛ᑠᆺ䝬䜾䝛䝑䝖䛷䛒䜛䛯䜑኱ᆺ䝦䝸䜴䝮෭෾ᶵ䛛䜙෭፹䜢ศ㓄䛩䜛᪉ᘧ䛿ຠ⋡ⓗ䛷䛿䛺䛟䚸ᑠᆺ෭෾ᶵ෭༷䛾䝬䜾䝛䝑䝖䛜ᮃ䜎䛧䛟ᛮ䜟䜜䜛䚹↛䛧䛺䛜䜙䚸ຍ㏿ჾ䛾䜶䝺䝯䞁䝖䛸䛧䛶౑⏝䛥䜜䜛㉸ఏᑟ䝬䜾䝛䝑䝖䛷䛿䝡䞊䝮䛻䜘䜛䜽䜶䞁䝏䛾ྍ⬟ᛶ䛜䛒䜚䚸䜽䜶䞁䝏ᚋ䛾᚟ᖐ᫬㛫䛾㛗䛥䛿✚ศ䝹䝭䝜䝅䝔䜲䞊䛾పୗ䜢䜒䛯䜙䛩䚹䛣䛾ၥ㢟䜢ゎỴ䛩䜛䜒䛾䛸䛧䛶ᑠᆺ෭෾ᶵ෭༷䛾㧗 ㉸ఏᑟ䝬䜾䝛䝑䝖䛜⪃䛘䜙䜜䚸䛭䛾ྍ⬟ᛶ䛾᳨ウ䜢ጞ䜑䛯䚹ᮏ✏䛷䛿䛣䛾≉Ṧභᴟ䝬䜾䝛䝑䝖䛾タィ䛻䛴䛔䛶ሗ࿌䛩䜛䚹㻌10

bn: d = 100 Pm
an: d = 100 Pm

1

bn: d = 50 Pm
an: d = 50 Pm

0.1
0.01
0.001
0.0001
0

5

10

15

20

Multipole order nFig. 2 Standard deviation of the normal and skew harmonics
an and bn of the normal sextupole coils with random
displacements of 50 or 100Pm.
Table 1 Design parameters of R&D Sextupole Magnet
Parameter
Bore radius
Coil length
Yoke radius(inner, outer), length
Normal sextupole
Coil width (inner, outer), height
Number of turns
Operating current
Max B// on the conductor
Max BA on the conductor
Stored energy
Skew sextupole
Coil width (inner, outer), height
Number of turns
Operating current
Max B// on the conductor
Max BA on the conductor
Stored energy

Value
40 mm
200 mm160, 200 mm, 200 mm
38.4, 84.0 mm, 9.0 mm
112 x 2 turns
257.6 A
2.27 T
1.30 T
2.1 kJ
76.6, 94.0 mm, 4.5 mm
43 turns259.5 A
0.71 T
0.60 T
0.13 kJㅰ㎡㻌ᮏ◊✲ࡣ⛉Ꮫ◊✲㈝⿵ຓ㔠 + ࡢຓᡂ࡟ࡼࡾᐇ
᪋ࡋࡓࡶࡢ࡛࠶ࡿࠋ

̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-p02

加速器用 HTS マグネットຍ㏿ჾ⏝ 㻴㼀㻿 䝬䜾䝛䝑䝖䛾㛤Ⓨ䠄䠐䠉䠎䠅㻌䇷㻾㻱㻮㻯㻻 ྵᾐ䝁䜲䝹䛾䜽䜶䞁䝏≉ᛶ䛾 ᐃ䇷㻌㻰㼑㼢㼑㼘㼛㼜㼙㼑㼚㼠㻌㼛㼒㻌㻴㼀㻿㻌㻭㼏㼏㼑㼘㼑㼞㼍㼠㼛㼞㻌㼙㼍㼓㼚㼑㼠㻌㻔㻠㻙㻞㻕㻌䇶㻌㻹㼑㼍㼟㼡㼞㼑㼙㼑㼚㼠㻌㼛㼒㻌㼠㼔㼑㻌㼝㼡㼑㼚㼏㼔㻌㼏㼔㼍㼞㼍㼏㼠㼑㼞㼕㼟㼠㼕㼏㼟㻌㼛㼒㻌㻾㻱㻮㻯㻻㻌㼕㼙㼜㼞㼑㼓㼚㼍㼠㼑㼐㻌㼏㼛㼕㼘㼟㻌㻙㻌㻌⸨⏣㻌 ┿ྖ㻘㻌 Ṋ⸨㻌 ⩧࿃㻘㻌 ኱ಖ㻌 㞞㍕䠈㻌 㣤ᓥ㻌 ᗣ⿱㻌 䠄䝣䝆䜽䝷䠅㻌 㻧㻌 ᅵᒇ㻌 Ύ⃈㻘㻌 ኱ෆ㻌 ᚨே㻌 䠄㻷㻱㻷䠅㻌㻲㼁㻶㻵㼀㻭㻌㻿㼔㼕㼚㼖㼕㻘㻌㻹㼁㼀㻻㻌㻿㼔㼛㼓㼛㻘㻌㻰㻭㻵㻮㻻㻌㻹㼍㼟㼍㼚㼛㼞㼕㻘㻌㻵㻵㻶㻵㻹㻭㻌㼅㼍㼟㼡㼔㼕㼞㼛㻌㻔㻲㼁㻶㻵㻷㼁㻾㻭㻕㻌㻧㻌㼀㻿㼁㻯㻴㻵㼅㻭㻌㻷㼕㼥㼛㼟㼡㼙㼕㻘㻌㻻㻴㼁㻯㻴㻵㻌㻺㼛㼞㼕㼔㼕㼠㼛㻌㻔㻷㻱㻷㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼟㼔㼕㼚㼖㼕㻚㼒㼡㼖㼕㼠㼍㻬㼖㼜㻚㼒㼡㼖㼕㼗㼡㼞㼍㻚㼏㼛㼙㻌㻌㼀㼍㼎㼘㼑㻌㻝㻌㻿㼜㼑㼏㼕㼒㼕㼏㼍㼠㼕㼛㼚㼟㻌㼛㼒㻌㼠㼑㼟㼠㻌㼏㼛㼕㼘㻚㻌㻝䠊䛿䛨䜑䛻㻌
㼀㼍㼜㼑㻌㼣㼕㼐㼠㼔㻌㻔㼣㼕㼠㼔㻌㼕㼚㼟㼡㼘㼍㼠㼕㼛㼚㻕㻌㻡㻚㻜㻢㻌㼙㼙㻌⌧ᅾᘓタ䛜㐍䜑䜙䜜䛶䛔䜛 㻿㼡㼜㼑㼞㻷㻱㻷㻮 䛻䛚䛔䛶䚸Ⰽ཰ᕪ㼀㼍㼜㼑㻌㼠㼔㼕㼏㼗㼚㼑㼟㼟㻌㻔㼣㼕㼠㼔㻌㼕㼚㼟㼡㼘㼍㼠㼕㼛㼚㻕㻌㻜㻚㻝㻤㻞㻌㼙㼙㻌⿵ṇ⏝䛾 㻴㼀㻿 භᴟ䝬䜾䝛䝑䝖䛜᳨ウ䛥䜜䛶䛚䜚䚸㻴㼀㻿 ᑟయ䛸㻵㼚㼚㼑㼞㻌㼐㼕㼍㼙㼑㼠㼑㼞㻌㻡㻜㻌㼙㼙㻌䛧䛶 㻾㻱㻮㻯㻻 䝔䞊䝥⥺ᮦ䛜᝿ᐃ䛥䜜䛶䛔䜛䚹㻾㻱㻮㻯㻻 䝔䞊䝥⥺㻻㼡㼠㼑㼞㻌㼐㼕㼍㼙㼑㼠㼑㼞㻌㻢㻥㻚㻣㻌㼙㼙㻌
ᮦ䛿㔠ᒓ⣔㉸㟁ᑟ⥺ᮦ䛻ẚ䜉ᖖ㟁ᑟఏ᧛㏿ᗘ䛜㐜䛟䚸䜽䜶㻴㼑㼕㼓㼔㼠㻌
㻝㻝㻚㻣㻌䞁䝏᫬䛻ᒁᡤⓗ䛺Ⓨ⇕䜢⏕䛨䛶⥺ᮦ䛜ᦆയ䛧䛶䛧䜎䛖䛣䛸䛜㼀㼡㼞㼚㼟㻌㻡㻜㻌 㽢㻌 㻞㻌ᠱᛕ䛥䜜䜛䛯䜑䚸䜽䜶䞁䝏᳨ฟ䞉ಖㆤἲ䛾㛤Ⓨ䛜୙ྍḞ䛷䛒㼀㼍㼜㼑㻌㻸㼑㼚㼓㼠㼔㻌㻝㻜㻌㼙㻌 㽢㻌 㻞㻌䜛䚹䛣䜜䜎䛷Ᏻᐃ໬㖡 㻣㻡P㼙 ཌ䛾⥺ᮦ䜢⏝䛔䛯ᑠᆺྵᾐ䝁䜲㻝㻜㻝㻚㻝㻌㻭㻌
㻯㼛㼕㼘㻌㻵㼏㻌㻬㻣㻣㻷㻘㻌㼟㻚㼒㻚㻌㻔㻝㻜㻙㻣㻌㼂㻛㼏㼙㻕㻌䝹䛷䜽䜶䞁䝏᫬䛾ᣲື䛾ㄪᰝ䜢⾜䛳䛶䛝䛯㼇㻝㻘㻞㼉䛜䚸௒ᅇ␗䛺㻯㼛㼕㼘㻌㼚㻌㻬㻣㻣㻷㻘㻌㼟㻚㼒㻚㻌㻟㻜㻚㻤㻌䜛Ᏻᐃ໬㖡ཌ䜢᭷䛩䜛 㻾㻱㻮㻯㻻 ⥺ᮦ䜢⏝䛔䛶ᑠᆺྵᾐ䝁䜲䝹㻌䜢〇స䛧䚸䜽䜶䞁䝏᫬䛾ᣲື䜢ㄪᰝ䛧䛯䚹㻌㻌㻞䠊ᐇ㦂᪉ἲ㻌స〇䛧䛯ᐇ㦂⏝䝁䜲䝹䛾ㅖඖ䜢㼀㼍㼎㼘㼑㻌 㻝㻌 䛻♧䛩䚹䝁䜲䝹䛻౑⏝䛧䛯㻾㻱㻮㻯㻻䝔䞊䝥⥺ᮦ䛿䝣䝆䜽䝷〇㻌 㻡㼙㼙ᖜ䚸㻣㻡P㼙ᇶᯈ䚸඲࿘㻞㻜P㼙ཌ㻯㼡䜑䛳䛝⥺ᮦ䛷䛒䜛䚹䝁䜲䝹䛿㻞ᒙ䛾䝟䞁䜿䞊䜻䝁䜲䝹䛷䛒䜚䚸䜶䝫䜻䝅ᶞ⬡䛷┿✵ྵᾐ䛧䛶䛔䜛䚹䝁䜲䝹䛾∦ഃ䛾䝟䞁䜿䞊䜻䝁䜲䝹㻔䝁䜲䝹㻝ᒙ┠㻕䛻䛿㻲㼕㼓㻚㻝㻌 䛻♧䛩䜘䛖䛻㻝䝍䞊䞁┠䛻㻺㼕㻯㼞⟩䛻䜘䜛䝠䞊䝍䞊䠄䡚㻜㻚㻡㻌 䃈㻬㻡㻜㻌㻷䠅䚸㻝䡚㻟䝍䞊䞁䛾䝠䞊䝍䞊௜㏆䛻ᩘ㼏㼙㛫㝸䛷㟁ᅽ䝍䝑䝥䜢ྲྀ䜚௜䛡䛶䛔䜛䚹䝁䜲䝹䛿㻳㻹෭෾ᶵ䛻䜘䜛ఏᑟ෭༷䛷㻡㻜䡚㻞㻜㻷䛻෭༷䛧䚸ྛ㻌ᗘ䛷䝁䜲䝹㻵㼏䛾㻟㻜䡚㻢㻜㻌 㻑䛾㈇Ⲵ⋡䛾㟁ὶ䠄㻵㼛㼜䠅䜢㏻㟁䛧䛯≧㻲㼕㼓㻚㻝㻌㻸㼛㼏㼍㼠㼕㼛㼚㻌㼛㼒㻌㼍㻌㼔㼑㼍㼠㼑㼞㻌㼍㼚㼐㻌㼢㼛㼘㼠㼍㼓㼑㻌㼠㼍㼜㼟㻚㻌 㻌ែ䛷䝠䞊䝍䞊䛻㻞㻭䛾㟁ὶ䜢㏻㟁䛧䝁䜲䝹㻝ᒙ┠䜢䜽䜶䞁䝏䛥䛫䚸㻌䝁䜲䝹㻝ᒙ┠䛸㻞ᒙ┠䛾䝞䝷䞁䝇㟁ᅽ䛻䜘䜚䜽䜶䞁䝏䜢᳨ฟ䛧㟁ὶ䜢㐽᩿䛧䛯䚹㻌
㻌㻟䠊ᐇ㦂⤖ᯝ㻌䜽䜶䞁䝏᳨ฟ㟁ᅽ 㼂㻽㻰 䜢 㻠㻜䡚㻝㻜㻜㻌 㼙㼂䚸䜽䜶䞁䝏᳨ฟ᫬㛫㼠㻽㻰 䜢 㻝㻜㻌 䡚㻝㻜㻜㻌㼙㼟㼑㼏 䛻ኚ໬䛥䛫䛶䝩䝑䝖䝇䝫䝑䝖䠄䝠䞊䝍䞊㒊䠗㼂㻡㻢䠅䛾᭱኱฿㐩㟁ᅽ䜢 ᐃ䛧䚸ண䜑 ᐃ䛧䛯⥺ᮦ᢬ᢠ್䛾ᗘ౫Ꮡᛶ䜘䜚䝩䝑䝖䝇䝫䝑䝖᭱኱฿㐩 ᗘ 㼀㼙㼍㼤 䜢ぢ✚䛳䛯䚹㻲㼕㼓㻚㻌 㻞㻌 䛻䛔䛟䛴䛛䛾䜽䜶䞁䝏᳨ฟ᮲௳䠄㼂㻽㻰䚸㼠㻽㻰䠅䛷䛾 㼀㼙㼍㼤 䛾㻵㼛㼜 ౫Ꮡᛶ䜢♧䛩䚹㻲㼕㼓㻚㻌 㻞 䛷䛿䝁䜲䝹 ᗘ 㻞㻜䡚㻡㻜㻌 㻷 䛾䛩䜉䛶䛾䝕䞊䝍䜢䝥䝻䝑䝖䛧䛶䛔䜛䛜䚸ྠ䛨䜽䜶䞁䝏᳨ฟ᮲௳䛷䛿㼀㼙㼍㼤 䛿䝁䜲䝹 ᗘ䛻䛿౫Ꮡ䛫䛪䚸㻵㼛㼜 䛻౫Ꮡ䛩䜛䛣䛸䛜ศ䛛䜛䚹㼠㻽㻰 䛜▷䛡䜜䜀 㼀㼙㼍㼤 䛿 㻵㼛㼜 䛾ቑຍ䛻క䛔ῶᑡ䛩䜛ഴྥ䛜䛒䜛䛜䚸㼠㻽㻰 䛜㛗䛟䛺䜛䛸 㻵㼛㼜 䛸ඹ䛻ቑຍ䛩䜛ഴྥ䛜䛒䜛䚹௒ᅇ䛾ᐇ㦂䛷䛿 㼂㻽㻰䚸㻩㻌㻝㻜㻜㻌㼙㼂䚸㼠㻽㻰㻌㻩㻌㻝㻜㻜㼙㼟㼑㼏 䛾᫬䛻᭱኱䛷 㻞㻡㻜㻌㻷 䜎䛷ୖ㻌᪼䛧䛯䛜䚸ヨ㦂๓ᚋ䛷 㻸㻺㻞 ୰䛷䛾䝁䜲䝹≉ᛶ䜢ẚ㍑䛧䚸ຎ໬㻲㼕㼓㻚㻞㻚㻌㼀㼔㼑㻌㼔㼛㼠㼟㼜㼛㼠㻌㼠㼑㼙㼜㼑㼞㼍㼠㼡㼞㼑㻌㼛㼒㻌㼠㼔㼑㻌㼏㼛㼕㼘㻌㼍㼒㼠㼑㼞㻌㼝㼡㼑㼚㼏㼔㼕㼚㼓㻌㼒㼛㼞㻌䛜䛺䛔䛣䛸䜢☜ㄆ䛧䛯䚹㻌㼏㼑㼞㼠㼍㼕㼚㻌㼐㼑㼠㼑㼏㼠㼕㼛㼚㻌㼏㼛㼚㼐㼕㼠㼕㼛㼚㼟㻚㻌 㻌ᖖ㟁ᑟఏ᧛㏿ᗘ䠄㻺㼆㻼㼂䠅䛿䝩䝑䝖䝇䝫䝑䝖࿘㎶䛾㟁ᅽ䝍䝑䝥㻌䛷ほ 䛥䜜䜛㟁ᅽ䛾᫬㛫ᕪ䛛䜙⟬ฟ䛧䛯䚹㟁ᅽ䛾㜈್䛿 㻞㻌ㅰ㎡㻌
㼙㼂 䛸䛧䛯䚹㻺㼆㻼㼂 䛿 㻵㼛㼜 䛾ቑຍ䛸ඹ䛻┤⥺ⓗ䛻ቑຍ䛧䚸㻞㻜䡚㻣㻜㻌ᮏ◊✲ࡣ⛉Ꮫ◊✲㈝⿵ຓ㔠 + ࡢຓᡂ࡟ࡼࡾᐇ
㼙㼙㻛㼟㼑㼏 ⛬ ᗘ 䛾 ⤖ ᯝ 䛸 䛺 䛳 䛯 䚹 䛣 䛾 㻵㼛㼜 䛻 ᑐ 䛩 䜛 ഴ ྥ 䛿᪋ࡋࡓࡶࡢ࡛࠶ࡿࠋ
㻣㻡P㼙㻯㼡 䝷䝭䝛䞊䝖⥺ᮦ䛾䝁䜲䝹䛾ሙྜ䛸ྠ䛨䛷䛒䜛䛜䚸㻺㼆㻼㼂䛾್⮬య䛿 㻣㻡P㼙㻯㼡 䛾ሙྜ䠄㻡䡚㻞㻡㻌㼙㼙㻛㼟㼑㼏 ⛬ᗘ䠅䛻ẚ䜉䛶 㻞ཧ⪃ᩥ⊩㻌ಸ௨ୖ㏿䛔䚹㻌㻝㻚㻌 㻿㻚㻲㼡㼖㼕㼠㼍㻌 㼑㼠㻚㼍㼘㻚㻘㻌 㻭㼎㼟㼠㼞㼍㼏㼠㼟㻌 㼛㼒㻌 㻯㻿㻶㻌 㻯㼛㼚㼒㼑㼞㼑㼚㼏㼑㻘㻌 㼂㼛㼘㻚㻌 㻤㻥㻌ᙜ᪥䛿䛥䜙䛻 㻯㼡 ཌ䛾␗䛺䜛䝁䜲䝹䛾ヨ㦂⤖ᯝ䛚䜘䜃ẚ㍑
㻔㻞㻜㻝㻠㻕㻌㼜㻚㻝㻠㻟㻌䛻䛴䛔䛶䜒ሗ࿌䛩䜛ணᐃ䛷䛒䜛䚹㻌㻞㻚㻌 㻹㻚㻰㼍㼕㼎㼛㻌㼑㼠㻚㼍㼘㻚㻘㻼㼔㼥㼟㼕㼏㼟㻌㻼㼞㼛㼏㼑㼐㼕㼍㻘㻌㻢㻣㻌㻔㻞㻜㻝㻡㻕㻌㻣㻡㻜㻌䇵㻌㻣㻡㻡㻌㻌㻌̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-p03

加速器用 HTS マグネットຍ㏿⏝ 㻴㼀㻿 䝬䜾䝛䝑䝖䛾㛤Ⓨ䠄䠐䠉䠏䠅㻌㻙㻾㻱㻮㻯㻻 ྵᾐ䝁䜲䝹䛾䜽䜶䞁䝏≉ᛶ䛾ᩘ್ゎᯒ㻌 㻙㻌㻰㼑㼢㼑㼘㼛㼜㼙㼑㼚㼠㻌㼛㼒㻌㻴㼀㻿㻌㼍㼏㼏㼑㼘㼑㼞㼍㼠㼛㼞㻌㼙㼍㼓㼚㼑㼠㻌㻔㻠㻙㻟㻕㻌㻙㻺㼡㼙㼑㼞㼕㼏㼍㼘㻌㼍㼚㼍㼘㼥㼟㼕㼟㻌㼛㼚㻌㼝㼡㼑㼚㼏㼔㻌㼏㼔㼍㼞㼍㼏㼠㼑㼞㼕㼟㼠㼕㼏㼟㻌㼛㼒㻌㻾㻱㻮㻯㻻㻌㼕㼙㼜㼞㼑㼓㼚㼍㼠㼑㼐㻌㼏㼛㼕㼘㻌㻙㻌⋤㻌 ᪫ᮾ㻘㻌 ᅵᒇ㻌 Ύ⃈㻌 䠄㻷㻱㻷䠅㻧㻌 ⸨⏣㻌 ┿ྖ㻘㻌 ኱ಖ㻌 㞞㍕㻘㻌 㣤ᓥ㻌 ᗣ⿱㻌 䠄䝣䝆䜽䝷䠅㻌㼃㻭㻺㻳㻌㼄㼡㼐㼛㼚㼓㻘㻌㼀㻿㼁㻯㻴㻵㼅㻭㻌㻷㼕㼥㼛㼟㼡㼙㼕㻌㻔㻷㻱㻷㻕㻧㻌㻲㼁㻶㻵㼀㻭㻌㻿㼔㼕㼚㼖㼕㻘㻌㻰㻭㻵㻮㻻㻌㻹㼍㼟㼍㼚㼛㼞㼕㻘㻌㻵㻵㻶㻵㻹㻭㻌㼅㼍㼟㼡㼔㼕㼞㼛㻌㻔㻲㼡㼖㼕㼗㼡㼞㼍㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼣㼍㼚㼤㼐㼛㼚㻬㼜㼛㼟㼠㻚㼗㼑㼗㻚㼖㼜㻌㻌㻌㻝䠊䛿䛨䜑䛻㻌⌧ᅾᘓタ䛜㐍䜑䜙䜜䛶䛔䜛 㻿㼡㼜㼑㼞㻷㻱㻷㻮 䛿 㻷㻱㻷㻮 䛾䠐䠌ಸ䛾䝹䝭䝜䝅䝔䜲䞊䜢┠ᣦ䛩㟁Ꮚ䇶㝧㟁Ꮚ⾪✺ᆺຍ㏿ჾ䛷䛒䜛䚹䛣䛾㧗䝹䝭䝜䝅䝔䜲䞊䜢㐩ᡂ䛩䜛䛯䜑䛻䛿⾪✺䝡䞊䝮䛾䜻䝯⣽䛛䛺Ⰽ཰ᕪ㻔㐠ື㔞䛻䜘䜛䝡䞊䝮䝃䜲䝈䛾ศᩓ㻕⿵ṇ䛜ᚲせ䛷䚸䛣䛾䛯䜑䛾≉Ṧ䛺භᴟ䝬䜾䝛䝑䝖䠄䝜䞊䝬䝹䛸䝇䜻䝳䞊䛾භᴟ☢ሙ䜢ྠ᫬䛻Ⓨ⏕䛩䜛䠅䛜ᚲせ䛸䛺䜛䚹䛣䛾භᴟ䝬䜾䝛䝑䝖䛿㕲䝶䞊䜽䜢౑䛳䛯ᖖఏᑟ䝬䜾䝛䝑䝖䛷䛿〇సฟ᮶䛪䚸ຍ㏿ჾ䝸䞁䜾ᗈᇦ䛻Ώ䛳䛶ศᩓ䛧䛶タ⨨䛥䜜䜛䛯䜑䚸ᑠᆺ෭෾ᶵ෭༷
䛾㉸ఏᑟ䝬䜾䝛䝑䝖䛜ᮃ䜎䛧䛟ᛮ䜟䜜䜛䚹䛭䛣䛷䚸ᡃ䚻䛿ᑠᆺ෭෾ᶵ෭༷䛾㧗 ㉸ఏᑟභᴟ䝬䜾䝛䝑䝖䛾ᐇ⌧ྍ⬟ᛶ䛻䛴䛔䛶᳨ウ䜢ጞ䜑䛯㼇㻝㼉䚹㧗 ㉸ఏᑟභᴟ䝬䜾䝛䝑䝖䛾ᐇ⌧䛾䛯䜑䛻䛿䚸䛭䛾䜽䜶䞁䝏᳨ฟ䞉ಖㆤἲ䛾㛤Ⓨ䛜୙ྍḞ䛷䛒䜛䚹ᮏሗ䛷䛿䚸㻾㻱㻮㻯㻻 ྵᾐ䝁䜲䝹䛾䜽䜶䞁䝏≉ᛶ䛾 ᐃ⤖ᯝ䛻ే䛫䛶ᩘ್ゎᯒホ౯䜢⾜䛳䛯䛾䛷ሗ࿌䛩䜛䚹㻌㻌㻲㼕㼓㻚㻝㻌㻿㼏㼔㼑㼙㼍㼠㼕㼏㻌㼛㼒㻌㼟㼕㼙㼡㼘㼍㼠㼕㼛㼚㻌㼙㼛㼐㼑㼘㻚㻌㻌㻌㻞䠊ゎᯒ䝰䝕䝹㻌
ゎᯒᑐ㇟䛾ᐇ㦂䝁䜲䝹䛿๓㡫䛾ண✏䛻䛒䜛䜘䛖䛻 㻞 ᒙ䛾䝟䞁䜿䞊䜻䝁䜲䝹䛷䛒䜛㼇㻞㼉䚹ᐇ㦂⤖ᯝ䛷䝠䞊䝍䞊䛜タ⨨䛥䜜䛯ୖᒙ䝁䜲䝹䛾᭱ෆᒙ 㻝 䝍䞊䞁┠䛾䜏䛻㟁ᅽୖ᪼䛜ほ 䛥䜜䛯䛣䛸䜢⪃៖䛧䚸ゎᯒ䝰䝕䝹䛾⡆␎໬䛚䜘䜃ィ⟬᫬㛫䛾▷⦰䛾䛯䜑䚸ᅗ 㻝 䛻♧䛩ୖᒙ䝁䜲䝹䛾 㻝 䝍䞊䞁┠࿘ᅖ䜢䝰䝕䝹໬䛧䚸ᘧ䠄㻝㻘㻌 㻞䠅䜢⏝䛔䛶᭷㝈せ⣲ἲ䛻䜘䜚ᐃᘧ໬䛧䛯䚹㉸㟁ᑟ≉ᛶ䛿 㼚 ್䝰䝕䝹䜢᥇⏝䛧䚸ᐇ 䛧䛯 㻵㼏 䜢⏝䛔䛯䚹䜽䜶䞁䝏᫬䛾ᩘ⛊㛫䛻䛚䛡䜛ఏᑟ෭༷䛾ຠᯝ䛿䜋䜌䛺䛔䛸䛧䛶䚸䝰䝕䝹⾲㠃䜢᩿⇕ቃ⏺䛸䛧䛯䚹ᘧ㻔㻝㻕䛾 䃥 䛿䝇䜹䝷䞊䝫䝔䞁䝅䝱䝹䚸䃢 䛿Ᏻᐃ໬ᒙ䜎䛯䛿㉸㟁ᑟᒙ䛾ᑟ㟁⋡䛷䛒䜛䚹ᘧ㻔㻞㻕䛾 㼀 䛿 ᗘ䚸㻯 䛿⇕ᐜ㔞䚸㼗 䛿⇕ఏᑟ⋡䚸㻽㼖 䛿ᘧ䠄㻝䠅䛛䜙ồ䜎䜛䝆䝳䞊䝹Ⓨ⇕䚸㻽㼔㼑㼍㼠㼑㼞 䛿䝠䞊䝍䞊ᢞධ⇕䜢⾲䛩䚹䛺䛚䚸ྛ≀ᛶ್䛾 ᗘ౫Ꮡᛶ䜒⪃៖䛧䛯䚹㻌  V I 0 㻌    㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻔㻝㻕㻌
C

wT
wt
㻌

  kT  Q j  Qheater

㻌

㻌

㻌

㻌

㻔㼍㻕㻌

㻌 㻌 㻌 㻌 㻌 㻔㻞㻕㻌㻟䠊⤖ᯝ㻌ึᮇ෭༷ ᗘ 㻡㻜㻌㻷䚸㏻㟁㟁ὶ 㻞㻝㻜㻌㻭䠄㈇Ⲵ⋡ 㻜㻚㻢䠅䛷䝠䞊䝍䞊ᢞධ䠄㻜㻙㻜㻚㻤㻌 㼟䠅䛻䜘䜚䜽䜶䞁䝏䛧䛯ᐇ㦂䛸ゎᯒ⤖ᯝ䜢ᅗ 㻝 䛻♧䛩䚹ᐇ㦂䛸ゎᯒ䛿䛸䜒䛻༊㛫 㻡㻢䠄㼂㻡㻢䚸䝠䞊䝍䞊䛜タ⨨䛥䜜䛶䛔䜛䠅䛷᭱ึ䛻㟁ᅽୖ᪼䛜ጞ䜎䜚䚸㞄᥋䛾༊㛫䜈ఏ᧛䛧䛶䛔䛟䚹ᐇ㦂⤖ᯝ䛾༊㛫 㻡㻢 䛾฿㐩 ᗘ䠄㼀㻡㻢䠅䛿ண䜑 ᐃ䛧䛯⥺ᮦ᢬ᢠ್䛾 ᗘ౫Ꮡᛶ䜘䜚 㻥㻜㻌 㻷 ௨ୖ䛾㡿ᇦ䜢⟬ฟ䛧䛯䚹㼂㼏㼛㼕㼘 䛜 㻝㻜㻜㻌 㼙㼂 䛻㐩䛧䛯䛸䛝䛾 㼀㻡㻢 䛿ᐇ㦂䛸ゎᯒ䛸䜒䛻⣙㻝㻠㻡㻌㻷 䛷䛒䜛䚹䜎䛯䚸䝁䜲䝹㟁ᅽ䠄㼂㼏㼛㼕㼘䠅䛜䜽䜶䞁䝏᳨ฟ㟁ᅽ䠄㻠㻜䚸㻢㻜䚸㻝㻜㻜㻌 㼙㼂䠅䛸᳨ฟ᫬㛫䠄㻝㻜㼙㼟䚸㻡㻜㼙㼟䚸㻝㻜㻜㼙㼟䠅䛻ᑐ䛩䜛䝩䝑䝖䝇䝫䝑䝖 㼀㻡㻢 䛾 ᗘ䜢⾲ 㻝 䛻♧䛩䚹ゎᯒ⤖ᯝ䛿ᐇ㦂⤖ᯝ䛸䜘䛟୍⮴䛧䛶䛚䜚䚸᳨ฟ㟁ᅽ 㻝㻜㻜㻌 㼙㼂 䛷᳨ฟ᫬㛫 㻝㻜㻜㻌 㼙㼟 䛻䛚䛔䛶䝩䝑䝖䝇䝫䝑䝖䛾 ᗘ䛿 㻞㻜㻜㻌㻷 ᮍ‶䛷䛒䜛䚹ᙜ᪥䛿䛥䜙䛻ึᮇ෭༷ ᗘ䜔㖡Ᏻᐃ໬ཌ䛾␗䛺䜛⤖ᯝ䛻䛴䛔䛶䜒ሗ࿌䛩䜛ணᐃ䛷䛒䜛䚹㻌ㅰ㎡㻌ᮏ◊✲䛿⛉Ꮫ◊✲㈝⿵ຓ㔠㻔㻝㻡㻴㻜㻟㻢㻢㻣㻕䛾ຓᡂ䛻䜘䜚ᐇ᪋䛧䛯䜒䛾䛷䛒䜛䚹㻌㻌㻔㼎㻕㻌㻲㼕㼓㻚㻌㻞㻌㻔㼍㻕㻌㻱㼤㼜㼑㼞㼕㼙㼑㼚㼠㼍㼘㻌㼍㼚㼐㻌㻔㼎㻕㻌㼟㼕㼙㼡㼘㼍㼠㼕㼛㼚㻌㼞㼑㼟㼡㼘㼠㼟㻌㼛㼒㻌㼝㼡㼑㼚㼏㼔㻌㼠㼑㼟㼠㻌㼍㼠㻌㼍㼚㻌㼛㼜㼑㼞㼍㼠㼕㼚㼓㻌㼠㼑㼙㼜㼑㼞㼍㼠㼡㼞㼑㻌㼛㼒㻌㻡㻜㻌㻷㻌㼍㼚㼐㻌㼣㼕㼠㼔㻌㼍㼚㻌㼏㼛㼕㼘㻌㼏㼡㼞㼞㼑㼚㼠㻌㼛㼒㻌㻝㻜㻡㻌㻭㻚㻌㻌㼀㼍㼎㼘㼑㻌㻝㻌㼀㼔㼑㻌㼔㼛㼠㼟㼜㼛㼠㻌㼠㼑㼙㼜㼑㼞㼍㼠㼡㼞㼑㻌㼛㼒㻌㼠㼔㼑㻌㼏㼛㼕㼘㻌㼍㼒㼠㼑㼞㻌㼝㼡㼑㼚㼏㼔㼕㼚㼓㻌㼒㼛㼞㻌㼏㼑㼞㼠㼍㼕㼚㻌㼐㼑㼠㼑㼏㼠㼕㼛㼚㻌㼏㼛㼚㼐㼕㼠㼕㼛㼚㼟㻚㻌
Experiment

Simulation

40 mV

60 mV

100 mV

40 mV

60 mV

10 ms

102 K

119 K

145 K

111 K

122 K

100 mV
149 K

50 ms

119 K

137 K

166 K

125 K

137 K

168 K

100 ms

142 K

163 K

197 K

146 K

160 K

193 K



㻌

ཧ⪃ᩥ⊩㻌
㻝㻚㻌 㻷㻚㻌㼀㼟㼡㼏㼔㼕㼥㼍㻌㼑㼠㻚㼍㼘㻚㻘㻌㻭㼎㼟㼠㼞㼍㼏㼠㼟㻌㼛㼒㻌㻯㻿㻶㻌㻯㼛㼚㼒㼑㼞㼑㼚㼏㼑㻘㻌㼂㼛㼘㻚㻌㻥㻞㻌㻔㻞㻜㻝㻡㻕㻌㻟㻮㻙㼜㻜㻝㻌㻞㻚㻌 㻿㻚㻲㼡㼖㼕㼠㼍㻌 㼑㼠㻚㼍㼘㻚㻘㻌 㻭㼎㼟㼠㼞㼍㼏㼠㼟㻌 㼛㼒㻌 㻯㻿㻶㻌 㻯㼛㼚㼒㼑㼞㼑㼚㼏㼑㻘㻌 㼂㼛㼘㻚㻌 㻥㻞㻌㻔㻞㻜㻝㻡㻕㻌㻟㻮㻙㼜㻜㻞㻌̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-p04

加速器用 HTS マグネットຍ㏿⏝ 㻴㼀㻿 䝬䜾䝛䝑䝖䛾㛤Ⓨ䠄䠐䠉䠐䠅㻌㻙㻌㻾㼑㻮㻯㻻 ᑟయ䛾 㻠㻚㻞㻌㻷 䛻䛚䛡䜛⮫⏺㟁ὶ䛾 ᐃ㻌 㻙㻌㻰㼑㼢㼑㼘㼛㼜㼙㼑㼚㼠㻌㼛㼒㻌㻴㼀㻿㻌㻭㼏㼏㼑㼘㼑㼞㼍㼠㼛㼞㻌㼙㼍㼓㼚㼑㼠㻌㻔㻠㻙㻠㻕㻌㻙㻌㻵㼏㻌㼙㼑㼍㼟㼡㼞㼑㼙㼑㼚㼠㻌㼛㼒㻌㻾㼑㻮㻯㻻㻌㼏㼛㼚㼐㼡㼏㼠㼛㼞㼟㻌㼍㼠㻌㻠㻚㻞㻌㻷㻌㻙㻌㕥ᮌ㻌 ᜨᏊ㻌 㻔ୖᬛ኱㻕䠗㻌 ᅵᒇ㻌 Ύ⃈㻘㻌 ᑎᓥ㻌 ᫛⏨㻘㻌 ከ࿴⏣㻌 ṇᩥ㻘㻌 ቑ⃝㻌 ⨾ె㻌 䠄㻷㻱㻷䠅䠗㻌 ๎ᮏ㻌 ▱ဢ㻘㻌 㧗ᑿ㻌 ᬛ᫂㻌 㻔ୖᬛ኱㻕䠗㻌⳥ụ㻌 ❶ᘯ㻌 㻔㻺㻵㻹㻿㻕䠗㻌 ⸨⏣㻌 ┿ྖ㻘㻌 ኱ಖ㻌 㞞㍕㻘㻌 㣤ᓥ㻌 ᗣ♸㻌 㻔䝣䝆䜽䝷㻕㻌㻿㼁㼆㼁㻷㻵㻌㻷㼑㼕㼗㼛㻌㻔㻿㼛㼜㼔㼕㼍㻌㼁㼚㼕㼢㻚㻕䠗㻌 㼀㻿㼁㻯㻴㻵㼅㻭㻌㻷㼕㼥㼛㼟㼡㼙㼕㻘㻌㼀㻱㻾㻭㻿㻴㻵㻹㻭㻌㻭㼗㼕㼛㻘㻌㼀㻭㼃㻭㻰㻭㻌㻹㼍㼟㼍㼒㼡㼙㼕㻘㻌㻹㻭㻿㼁㼆㻭㼃㻭㻌㻹㼕㼗㼍㻌㻔㻷㻱㻷㻕㻧㻌㻺㻻㻾㻵㻹㻻㼀㻻㻌㻷㼍㼦㼡㼗㼕㻘㻌㼀㻭㻷㻭㻻㻌㼀㼛㼙㼛㼍㼗㼕㻌㻔㻿㼛㼜㼔㼕㼍㻌㼁㼚㼕㼢㻚㻕䠗㻌 㻷㻵㻷㼁㻯㻴㻵㻌㻭㼗㼕㼔㼕㼞㼛㻌㻔㻺㻵㻹㻿㻕䠗㻌 㻲㼁㻶㻵㼀㻭㻌㻿㼔㼕㼚㼖㼕㻘㻌㻰㻭㻵㻮㻻㻌㻹㼍㼟㼍㼚㼛㼞㼕㻘㻌 㻌㻵㻵㻶㻵㻹㻭㻌㼅㼍㼟㼡㼔㼕㼞㼛㻌㻔㻲㼡㼖㼕㼗㼡㼞㼍㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼗㼕㼥㼛㼟㼡㼙㼕㻚㼠㼟㼡㼏㼔㼕㼥㼍㻬㼗㼑㼗㻚㼖㼜㻌㻌㻌㻌㻿㼡㼜㼑㼞㻼㼛㼣㼑㼞㻙㻭㻼㻌㻿㼡㼜㼑㼞㻼㼛㼣㼑㼞㻙㻯㻲㻌㻲㼅㻿㻯㻙㻿㻯㻴㻜㻡㻌㻲㼅㻿㻯㻙㻿㻯㻴㻜㻠㼃㼕㼐㼠㼔㻌㻔㼙㼙㻕㻌㻠㻚㻜㻜㻌 㻌㻠㻚㻜㻜㻌 㻌㻡㻚㻜㻜㻌 㻌㻠㻚㻜㻜㻌 㻌㻜㻚㻜㻥㻠㻌 㻌㻜㻚㻜㻥㻠㻌 㻌㻜㻚㻝㻞㻜㻌 㻌㻜㻚㻝㻞㻜㻌 㻌

㻠㻜㻌

㻠㻜㻌

㻠㻜㻌

㻠㻜㻌

㼀㼔㼕㼏㼗㼚㼑㼟㼟㻌㻔㼙㼙㻕㻌㻯㼡㻌㻿㼠㼍㼎㼕㼘㼕㼦㼑㼞㻌
㻔㽀㼙㻕㻌

㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌
㻌

SuperPower - AP, CF

FYSC

n-value SuperPower-APn-value SuperPower-CF

1200

80

1000

Ic FYSC-SCH05
Ic FYSC-SCH04800n-value FYSC-SCH05
n-value FYSC-SCH04

60

600
40
400

80
60

600
40
400

20

200
0

100

n-value

800

100

Ic (A)

1000

Ic SuperPower-AP
Ic SuperPower-CF

n-value

1200

0

5

10

15

0
20

B (T)

20

200
0

0

5

10

15

0
20

B (T)

㻲㼕㼓㻚㻌 㻟㻚㻌 㻵㼏㻌 㻙㻮㻌 㼍㼠㻌 㻠㻚㻞㻌 㻷㻌 㼒㼛㼞㻌 㻌 㻌 㻌 㻲㼕㼓㻚㻌 㻠㻚㻌 㻵㼏㻌 㻙㻮㻌 㼍㼠㻌 㻠㻚㻞㻌 㻷㻌 㼒㼛㼞㻌㻿㼡㼜㼑㼞㻼㼛㼣㼑㼞㻌㼣㼕㼞㼑㼟㻚㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻲㼡㼖㼕㼗㼡㼞㼍㻌㼣㼕㼞㼑㼟㻚㻌㻌㻌
Ic@4.2K / Ic@77K
8㻌
SuperPower-AP
7
SuperPower-CF
FYSC-SCH05
㻌
6
FYSC-SCH04
5
㻌
4
㻌
3
㻌
2
㻌
1
0
㻌
0
5
10
15
20
B (T)
㻌
㻲㼕㼓㻚㻌㻡㻚㻌㻵㼏㻌㻔㻠㻚㻞㻌㻷㻕㻛㻵㼏㻌㻔㻣㻣㻌㻷㻕㻌㼒㼛㼞㻌㻿㼡㼜㼑㼞㻼㼛㼣㼑㼞㻌㼍㼚㼐㻌㻲㼡㼖㼕㼗㼡㼞㼍㻌㼣㼕㼞㼑㼟㻌
Ic@4.2K / Ic@77K㻌㻞䠊⮫⏺㟁ὶ䛾 ᐃ㻌 㻌㻿㼡㼜㼑㼞㻼㼛㼣㼑㼞 䛸䝣䝆䜽䝷䛾 㻠 ✀㢮䛾 㻾㼑㻮㻯㻻 ᑟయ䜢⏝ព䛧䛯䚹ᐇ㦂䛻౑⏝䛧䛯 㻾㼑㻮㻯㻻 ᑟయ䛾ㅖඖ䜢 㼀㼍㼎㼘㼑㻌㻝 䛻♧䛩䚹䜎䛯䚸ᐃ⏝䝩䞊䝹䝎䞊䛿䚸ᆶ┤☢ሙୗ䛷䛾 㻵㼏 ≉ᛶ䜢ぢ䜛䛯䜑䛻㼁 ᆺ䛾䝩䞊䝹䝎䞊䜢⏝ព䛧䛯䚹䝩䞊䝹䝎䞊䛾እほ䜢 㻲㼕㼓㻚㻌 㻝 䛻♧䛩䚹㻌㻵㼏㻌 ᐃ䛿䚸㻜㻌 㼀㻌 䡚㻝㻤㻌 㼀 䛾⠊ᅖ䛷☢ሙ䜢ኚ໬䛥䛫䛶⾜䛳䛯䚹ᾮయ䝦䝸䜴䝮䛷෭༷䛧䛶䛔䜛䛯䜑䚸 ᐃ ᗘ䛿䚸㻠㻚㻞㻌㻷 䛷䛒䜛䚹䝃䞁䝥䝹䛾㛗䛥䛿 㻝㻥㻜㻌㼙㼙䚸㟁ᅽ䝍䝑䝥䛿䚸㻟 䛛ᡤ⏝ព䛧䛯䚹㟁ᅽ 䝍 䝑 䝥 䛾 ఩ ⨨ 䛸 㛗 䛥 䜢 㻲㼕㼓㻚㻌 㻞 䛻 ♧ 䛩 䚹 㼂㻞㻡㻩㻞㻡㻌 㼙㼙 䚸㼂㻝㻝㻤㻩㻝㻝㻤㻌 㼙㼙䚸㼂㻟㻩㻝㻡㻟㻌 㼙㼙 䛷䛒䜛䚹⮫⏺㟁ὶ䛿䚸㼂㻞㻡 䝍䝑䝥䛻䛚䛡䜛㟁⏺䛜 㻝㻌㽀㼂㻛㼏㼙 䛸䛺䛳䛯᫬䛾್䛸䛧䛯䚹㻌㻌㼀㼍㼎㼘㼑㻌㻝㻚㻌㻿㼜㼑㼏㼕㼒㼕㼏㼍㼠㼕㼛㼚㼟㻌㼛㼒㻌㻾㼑㻮㻯㻻㻌㏵䛜㐪䛖䛛䜙䛷䛒䜛䛸⪃䛘䜙䜜䜛䚹㻭㻼 ⥺䛿䚸㻣㻣㻌㻷 䛛䜙 㻠㻌㻷 䛾ప䞉㧗☢ሙ⏝䛻స〇䛥䜜䠄䝢䞁䛜ᑟධ䛥䜜䛶䛚䜚䠅䚸㻯㻲 ⥺䛿 㻣㻣㻌㻷䞉ప☢ሙ⏝䛻స〇䛥䜜䠄䝢䞁䛜ᑟධ䛥䜜䛶䛔䛺䛔䠅䛶䛔䜛㼇㻝㼉䚹䛭䛾䛯䜑䚸ྛ☢ሙ䛻䛚䛔䛶䚸㻭㻼 ⥺䛾 㻵㼏㻌 ್䛜㧗䛔⤖ᯝ䛸䛺䛳䛯䚹䝣䝆䜽䝷䛾⥺ᮦ䛿⥺ᮦᖜ䛾㐪䛔䛻䜘䜚 㻵㼏㻌 ್䛻ᕪ䛜ぢ䜙䜜䛯䚹㻌䜎䛯䚸඲䛶䛾⥺ᮦ䛻䛚䛡䜛 㻵㼏㻌 㻔䠜㻮㻘㻌㻠㻚㻞㻷㻕㻌㻛㻌 㻵㼏㻌 㻔䠜㻜㼀㻘㻌㻣㻣㻷㻕㻌䜢⟬ฟ䛧䚸ẚ㍑䜢⾜䛳䛯䚹⤖ᯝ䜢 㻲㼕㼓㻚㻌 㻡 䛻♧䛩䚹䝣䝆䜽䝷䛾⥺ᮦ䛿䚸䛹䛱䜙䜒䜋䜌ྠ䛨್䛸䛺䛳䛯䛜䚸㻿㼡㼜㼑㼞㻼㼛㼣㼑㼞 䛾⥺ᮦ䛷䛿䚸㻯㻲 ⥺䛸 㻭㻼 ⥺䛷ᕪ䛜ぢ䜙䜜䛯䚹㻭㻼 ⥺䛿 㻯㻲 ⥺䜔䝣䝆䜽䝷䛾⥺䛻ẚ䜉㧗䛔 㻵㼏㻌㻔䠜㻮㻘㻌㻠㻚㻞㻷㻕㻌㻛㻌㻵㼏㻌㻔䠜㻜㼀㻘㻌㻣㻣㻷㻕㻌 ್䜢䜒䛳䛶䛔䜛䛣䛸䛜䜟䛛䛳䛯䚹㻌Ic (A)

㻝䠊䛿䛨䜑䛻㻌
㏆ᖺ䚸㻯㻱㻾㻺 䜢୰ᚰ䛸䛧䛶 㻸㻴㻯 ຍ㏿ჾ䛾ḟᮇ䛾ィ⏬䚸㻝㻜㻜㻌㼀㼑㼂㻌 䜽䝷䝇䛾㉸኱ᆺຍ㏿ჾ 㻲㼡㼠㼡㼞㼑㻌 㻯㼕㼞㼏㼡㼘㼍㼞㻌 㻯㼛㼘㼘㼕㼐㼑㼞㻌 㻔㻲㻯㻯㻕䛾᳨ウ䛜ጞ䜎䛳䛶䛔䜛䚹䛭䛣䛷ᚲせ䛸䛥䜜䜛䝸䞁䜾⏝㧗☢ሙ䝬䜾䝛䝑䝖䛿 㻝㻢㻙㻞㻜㻌㼀 䛾䠎ᴟ䝬䜾䝛䝑䝖䛷䛒䜚䚸⌧᫬Ⅼ䛷䛿 㻺㼎㻟㻿㼚㻌䛾 㻝㻢㻌㼀 䝬䜾䝛䝑䝖䛸 㻴㼀㻿 䛾 㻞㻜㻌㼀 䝬䜾䝛䝑䝖䛾䠎䛴䛜ೃ⿵䛻ୖ䛢䜙䜜䛶䛔䜛䚹௒ᚋ䛣䜜䜙䛾☢▼㛤Ⓨ䛜ୡ⏺ⓗ䛻㐍䜑䜙䜜䜘䛖䛸䛧䛶䛔䜛䛜䚸ᡃ䚻䛿䛭䛾➨୍Ṍ䛸䛧䛶 㻾㼑㻮㻯㻻 ᑟయ䛾 㻠㻚㻞㻌㻷䛻᪊䛡䜛⮫⏺㟁ὶ≉ᛶ䛾◊✲䜢㛤ጞ䛧䛯䚹ᮏ✏䛷䛿䛭䛾ᐃ䛾ᴫ␎䛸⌧᫬Ⅼ䛷ᚓ䜙䜜䛶䛔䜛⤖ᯝ䛻䛴䛔䛶ሗ࿌䛩䜛䚹㻌㻌㻌㻲㼕㼓㻚㻌㻝㻚㻌㼁㻙㻴㼛㼘㼐㼑㼞㻌 㻌 㻌 㻌 㻌 㻌 㻲㼕㼓㻚㻌㻞㻚㻌㼂㼛㼘㼠㼍㼓㼑㻌㼠㼍㼜㻌㻌㻟䠊 ᐃ⤖ᯝ㻌㻿㼡㼜㼑㼞㻼㼛㼣㼑㼞㻌 䛸䝣䝆䜽䝷䛾 㻾㼑㻮㻯㻻 ᑟయ䛾 㼁 ᆺ䝩䞊䝹䝎䞊䛻䛚䛡䜛䚸㻵㼏㻌䇵㻮㻌 ≉ᛶ䜢 㻲㼕㼓㻚㻌㻟䚸㻲㼕㼓㻚㻌㻠 䛻♧䛩䚹඲䛶䛾⥺ᮦ䛻䛚䛔 䛶 䚸 ᆶ ┤ ☢ ሙ ୗ 䚸 㻠㻚㻞㻌 㻷 䛷 䛾 ᐃ 䛜 ྍ ⬟ 䛷 䛒 䛳 䛯 䚹㻿㼡㼜㼑㼞㻼㼛㼣㼑㼞 䛾⥺ᮦ䛷኱䛝䛟ᕪ䛜ぢ䜙䜜䛶䛔䜛䛾䛿䚸⥺ᮦ䛾⏝㻌㻠䠊䜎䛸䜑㻌
㻾㼑㻮㻯㻻㻌 ᑟయ䛾㻠㻚㻞㻌 㻷䛻䛚䛡䜛⮫⏺㟁ὶ ᐃ䜢⾜䛳䛯䚹⏝ព䛧䛯඲䛶䛾⥺ᮦ䛻䛚䛔䛶䚸ᆶ┤☢ሙୗ䛷䛾㻵㼏㻌 ᐃ䛜ྍ⬟䛷䛒䛳䛯䚹䝣䝆䜽䝷䛾⥺ᮦ䛷䛿䚸⥺ᮦᖜ䛻䜘䜛㻵㼏㻌 ್䛾ᕪ䛜ぢ䜙䜜䛯䛜䚸☢ሙ౫Ꮡᛶ䜔㼚್䛿䛹䛱䜙䜒ྠ䛨䜘䛖䛺⤖ᯝ䛸䛺䛳䛯䚹䜎䛯䚸㻿㼡㼜㼑㼞㻼㼛㼣㼑㼞䛾⥺ᮦ䛷䛿䚸㻭㻼㻌 ⥺䛸㻯㻲㻌 ⥺䛷≉ᛶ䛾㐪䛔䛜ぢ䜙䜜䛯䚹㻌㻌㻌ㅰ㎡㻌ᮏ◊✲ࡣ⛉Ꮫ◊✲㈝⿵ຓ㔠 + ࡢຓᡂ࡟ࡼࡾᐇ
᪋ࡋࡓࡶࡢ࡛࠶ࡿࠋཧ⪃ᩥ⊩㻌㻝㻚㻌 㻿㼡㼜㼑㼞㻼㼛㼣㼑㼞㻌㻦㻌 㻌㻌 㼣㼣㼣㻚㼟㼡㼜㼑㼞㼜㼛㼣㼑㼞㻙㼕㼚㼏㻚㼏㼛㼙㻛㼏㼛㼚㼠㼑㼚㼠㻛㼣㼕㼞㼑㻙㼟㼜㼑㼏㼕㼒㼕㼏㼍㼠㼕㼛㼚㻌̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-p05

LHC㻸㻴㻯 㧗㍤ᗘ䜰䝑䝥䜾䝺䞊䝗⏝㉸ఏᑟ☢▼䛾㛤Ⓨ䠄䠒䠅㻙㻞㻌㼙 䝰䝕䝹☢▼䛾〇స㻌
Development of superconducting magnets for LHC luminosity upgrade (6) – 2 m model
magnet fabricationⳢ㔝ᮍ▱ኸ୰ᮏᘓᚿᴮᮏ▐ᕝཪᘯྐᒸ⏣ᑦ㉳ᒸ⏣❳ኴ㑻ᮾ᠇⏨⏣୰㈼୍㧗ᶫ┤ேⲶὠ㏱ᮌᮧㄔᏹబࠎᮌ᠇୍ᒣᮏ᫂ྜྷ⏣ㄔ㣤ᑿ㞞⨾ 㧗࢚ࢿ◊ 
SUGANO Michinaka, NAKAMOTOTatsushi, ENOMOTO Shun, KAWAMATA Hiroshi, OKADA Naoki, OKADA Ryutaro,
HIGASHI Norio, TANAKA Kenichi, TAKAHASHI Naoto, OGITSU Toru, KIMURA Nobuhiro, SASAKI Kenichi, YAMAMOTO
Akira, YOSHIDA Makoto, IIO Masami (KEK)E-mail : michinaka.sugano@kek.jp
㻝㻚 䛿䛨䜑䛻
CERN-LHC ຍ㏿ჾ࡛ࡣࠊ✚ศ࣑ࣝࣀࢩࢸ࢕ࢆ⌧⾜ LHC
ࡢ 10 ಸ௨ୖ࡛࠶ࡿ 3000 fb-1 ࡲ࡛ྥୖࡉࡏࡿࡇ࡜ࢆ┠ᣦࡋࡓ㧗㍤ᗘ໬࢔ࢵࣉࢢ࣮ࣞࢻィ⏬㸦HL-LHC㸧ࡀ㐍⾜୰࡛࠶ࡿࠋࡇࡢࡓࡵ࡟≉࡟㔜せ࡟࡞ࡿࡢࡀ ATLAS ཬࡧ CMS ᐇ㦂⾪✺Ⅼ㏆ഐࡢຍ㏿ჾࢩࢫࢸ࣒ࡢᛶ⬟ྥୖ࡛࠶ࡾࠊKEKࡣࣅ࣮࣒ศ㞳㉸ఏᑟ཮ᴟ☢▼㸦D1 ☢▼㸧ࡢ㛤Ⓨࢆᢸᙜࡋ࡚࠸ࡿࠋD1 ☢▼ࡣࠊ⾪✺Ⅼ┤㏆࡟タ⨨ࡉࢀࡿ᭱⤊ࣅ࣮࣒཰᮰⏝㉸ఏᑟᅄᴟ☢▼ࡢᚋẁ࡟㓄⨨ࡉࢀࡿࠋ⾪✺Ⅼ࡛ྠ୍
㌶㐨ୖ࡛஺ᕪࡍࡿ㸰ࡘࡢࣅ࣮࣒ࢆ෌ࡧศ㞳ࡋ࡚ࠊูࠎࡢ࿘
ᅇ㌶㐨࡟ᡠࡍᙺ๭ࢆᢸ࠺ࠋ⌧⾜ࡢ D1 ࡣ 6 ྎࡢᖖఏᑟ☢▼࠿ࡽᵓᡂࡉࢀ࡚࠸ࡿࡀࠊࡇࢀࢆ㉸ఏᑟ໬ࡍࡿࡇ࡜࡛ࠊ୺཮
ᴟ☢ሙࢆ 1.28 T ࠿ࡽ 5.6 T㸦㐠㌿ ᗘ 1.9 Kࠊ㐠㌿㟁ὶ 12 kA㸧ࡲ࡛㧗☢ሙ໬࡛ࡁࠊ☢▼㛗ࢆ 15 m ▷⦰ࡍࡿࡇ࡜ࡀ࡛ࡁࡿࠋ
ࡇࢀ࡟ࡼࡾࠊᅄᴟ☢▼ࡢ☢▼㛗ࡀቑຍࡍࡿ࡟ࡶ㛵ࢃࡽࡎࠊ᪂ࡓ࡟ࢡࣛࣈ✵Ὕࢆタ⨨ࡍࡿ✵㛫ࢆ☜ಖ࡛ࡁࡿ࡜࠸࠺࣓
ࣜࢵࢺࡀ࠶ࡿࠋ
D1 ☢▼ࡢ᩿㠃ᵓ㐀ࢆ Fig. 1 ࡟♧ࡍࠋD1 ☢▼〇సࡢᢏ⾡ⓗㄢ㢟࡜ࡋ࡚ࠊ࣎࢔ᚄ 150 mm ࡜࠸࠺኱ཱྀᚄ໬࡟కࡗ࡚ࡼ
ࡾ㢧ⴭ࡟࡞ࡿ㕲࣮ࣚࢡࡢ㣬࿴ࢆ⪃៖ࡋࡓタィࠊ25 MGy ௨ୖ࡜᝿ᐃࡉࢀࡿᨺᑕ⥺࡟⪏࠼ᚓࡿ⤯⦕ᮦᩱࢆ⏝࠸ࡓ☢▼
㛤Ⓨ࡞࡝ࡀᣲࡆࡽࢀࡿࠋᐇᶵࡢᶵᲔ㛗ࡣ⣙ 6.7 m ࡛࠶ࡿࡀࠊ
ཎ⌮᳨ドࡢࡓࡵ࡟ KEK ࡛ 2 m 㛗ࡢࣔࢹࣝ☢▼ࡢ〇సࢆ⾜ࡗ࡚࠸ࡿࠋ௒ᅇࡣࠊࡇࡢࣔࢹࣝ☢▼ࡢ㛤Ⓨ≧ἣ࡟ࡘ࠸࡚ሗ
࿌ࡍࡿࠋࡢ࡟ᚲせ࡞ᛂຊࡢ ᐃ⤖ᯝࢆ♧ࡍࠋ┤⥺㒊ศ࡟┦ᙜࡍࡿ୰ᚰ௜㏆ࡢࣇࣛࢵࢺ࡞㒊ศ࡛ 80ࠥ90 MPa ࡜࡞ࡗ࡚࠾ࡾࠊண
ഛᛂຊ࡜ࡋ࡚㈇Ⲵࡍࡿணᐃࡢ 80 MPa ࡜Ⰻࡃ୍⮴ࡋ࡚࠸ࡿࠋ
ࡇࡢࡇ࡜࠿ࡽࠊ〇సࡋࡓࢥ࢖ࣝࡀ࡯ࡰタィ㏻ࡾࡢᑍἲࢆ᭷
ࡍࡿࡇ࡜ࡀ☜ㄆࡉࢀࡓࠋ㻡㻚 䜎䛸䜑
LHC ࡢ㧗㍤ᗘ໬࢔ࢵࣉࢢ࣮ࣞࢻࡢ୍⎔࡜ࡋ࡚ࠊD1 ☢▼ࡢ 2 m ࣔࢹࣝࡢ〇సࢆ㐍ࡵ࡚࠸ࡿࠋࡇࢀࡲ࡛࡟ 1 ᑐࡢ 2 m㛗ࢥ࢖ࣝࡢᕳ⥺ࠊ࢟ࣗ࢔ࣜࣥࢢࡀ᏶஢ࡋ࡚࠾ࡾࠊᑍἲ ᐃࡸ㟁Ẽヨ㦂➼ࢆ⤒࡚ࠊ࣮࢝ࣛࣜࣥࢢࠊ࣮ࣚ࢟ࣥࢢࠊࢩࣕࣝ
⁐᥋࡞࡝ࡢ⤌❧సᴗࢆ⾜࠺ணᐃ࡛࠶ࡿࠋ⌧ᅾࠊࡑࡢࡓࡵࡢ
☢▼㒊ရࡢㄪ㐩ࡶ୪⾜ࡋ࡚㐍ࡵ࡚࠸ࡿࠋ2016 ᖺ࡟ KEK ࡢ⦪ᆺࢡࣛ࢖࢜ࢫࢱࢵࢺ࡟࡚ᮏ☢▼ࡢ 1.9 K ࡛ࡢບ☢ヨ㦂ࢆணᐃࡋ࡚࠸ࡿࠋཧ⪃ᩥ⊩㻌[1] M. Sugano et al, Abstract of CSJ Conference, Vol. 90(2014) 201.

㻞㻚 䝁䜲䝹ᕳ⥺ᕳ⥺࡟⏝࠸ࡓࢣ࣮ࣈࣝࡣ CERN ࠿ࡽᥦ౪ࡉࢀࡓ Cu/NbTiࣛࢨࣇ࢛࣮ࢻࢣ࣮ࣈ࡛ࣝ࠶ࡿࠋࢥ࢖ࣝ┤⥺㒊 2 ḟඖ᩿㠃ࡣ
4 ࣈࣟࢵࢡࠊྜィ 44 ࢱ࣮ࣥࡢࢣ࣮ࣈ࡛ࣝᵓᡂࡉࢀ࡚࠸ࡿࠋ
ࢥ࢖࢚ࣝࣥࢻࡢタィࡣࠊᖹᆒከᴟᡂศࡢపῶࡸᕳ⥺ᛶࢆ⪃៖ࡋ࡚ࠊ᫖ᖺᗘ〇సࡋࡓ 2 m ࢸࢫࢺࢥ࢖ࣝ[1]࠿ࡽタィࢆኚ᭦ࡋࡓࠋ࢚ࣥࢻࢫ࣮࣌ࢧ࣮ࡸ࢙࢘ࢵࢪ࡟ࡣ⪏ᨺᑕ⥺ᛶࡢ GFRP㸦ࣅࢫ࣐ࣞ࢖࣑ࢻࢺࣜ࢔ࢪࣥ
㸦BT㸧ᶞ⬡㸩S2 ࢞ࣛࢫ⧄⥔㸧ࢆ⏝࠸ࡓࠋࡇࡢᮦᩱࡣ 100 MGy ࡢJ⥺↷ᑕ࡛ࡶ᭤ࡆᙉᗘࡀ
ຎ໬ࡋ࡞࠸ࡇ࡜ࡀ☜ㄆࡉࢀ࡚࠸ࡿࠋ
ᕳ⥺ᙇຊࡣ 40 kgf ࠿ࡽ㛤ጞࡋࠊ1 ࢱ࣮ࣥࡈ࡜࡟ 0.25 kgfࡎࡘపୗࡉࡏࡓࠋ

Fig. 1 Exploded view of D1 magnet

Fig. 2 2 m-long-coil after curing.

㻟㻚 䜻䝳䜰䝸䞁䜾ࢣ࣮ࣈࣝ㸭ࢫ࣮࣌ࢧ࣮㛫ࠊ㞄᥋ࡍࡿࢣ࣮ࣈࣝྠኈࡢ᥋╔ࢆ┠ⓗ࡜ࡍࡿ࢟ࣗ࢔ࣜࣥࢢࢆᐇ᪋ࡋࡓࠋ๓⪅࡟ࡣ⪏ᨺᑕ⥺ᛶࡢ᥋╔ᮦ࡛࠶ࡿࢩ࢔ࢿ࣮ࢺ࢚ࢫࢸࣝࢆ⏝࠸ࠊᚋ⪅ࡣࢣ࣮ࣈࣝࡢ࣏ࣜ࢖࣑ࢻ⤯⦕ࡢ⮬ᕫ⼥╔ࢆ฼⏝ࡍࡿࠋ✀ࠎࡢ᮲௳ࢆ຺᱌ࡋࠊ150Υ4 ᫬㛫㸩180Υ8 ᫬㛫190ࠥ205Υ
30 ศ࡜࠸࠺ ᗘࣉࣟࣇ࢓࢖ࣝࢆタᐃࡋࡓࠋ࢟ࣗ࢔ᚋࡢࢥ
࢖ࣝࡢ෗┿ࢆ Fig. 2 ࡟♧ࡍࠋࢥ࢖ࣝࡢ᥋╔ࡣ༢ᒙࢥ࢖ࣝ࡜
ࡋ࡚ᵓ㐀ࢆ⥔ᣢࡍࡿࡢ࡟඘ศ࡞᥋╔ࢆ᭷ࡍࡿࡇ࡜ࡀ☜ㄆࡉࢀࡓࠋ㻠㻚 䝁䜲䝹䝃䜲䝈 ᐃ࢟ࣗ࢔ࣜࣥࢢᚋࡢࢥ࢖ࣝࢧ࢖ࢬ ᐃࢆᐇ᪋ࡋࡓࠋFig. 3
࡟ࢥ࢖ࣝ㍈᪉ྥࡢྛⅬ࡛ࢥ࢖ࣝࢆ᭱⤊ᑍἲࡲ࡛ᢲࡋ㎸ࡴ̿̿

Fig. 3 Result on coil size measurment for the bottom coil.
第92回

2015年度秋季低温工学・超電導学会

3B-p06

LHC㻸㻴㻯 㧗㍤ᗘ䜰䝑䝥䜾䝺䞊䝗⏝㉸ఏᑟ☢▼䛾㛤Ⓨ㻌 䠄䠓䠅㻌㻙㻞㻜㻜㼙㼙 䝅䝵䞊䝖䝰䝕䝹㛤Ⓨ䠄䠎䠅㻌㻰㼑㼢㼑㼘㼛㼜㼙㼑㼚㼠㻌㼛㼒㻌㼟㼡㼜㼑㼞㼏㼛㼚㼐㼡㼏㼠㼕㼚㼓㻌㼙㼍㼓㼚㼑㼠㼟㻌㼒㼛㼞㻌㻸㻴㻯㻌㼘㼡㼙㼕㼚㼛㼟㼕㼠㼥㻌㼡㼜㼓㼞㼍㼐㼑㻌㻔㻣㻕㻌 㻌㻙㻌㻰㼑㼢㼑㼘㼛㼜㼙㼑㼚㼠㻌㼛㼒㻌㻞㻜㻜㼙㼙㻌㼘㼛㼚㼓㻌㼙㼑㼏㼔㼍㼚㼕㼏㼍㼘㻌㼟㼔㼛㼞㼠㻌㼙㼛㼐㼑㼘㻌㻔㻞㻕㻌㻌
ᴮᮏ▐㻘㻌 Ⳣ㔝ᮍ▱ኸ㻘㻌 ୰ᮏᘓᚿ㻘㻌 ᕝཪᘯྐ㻘㻌 ᒸ⏣❳ኴ㑻㻘㻌 ᒸ⏣ᑦ㉳㻘㻌 ᮾ᠇⏨㻘㻌 Ⲷὠ㏱㻘㻌 బ䚻ᮌ᠇୍㻘㻌 ᮌᮧㄔᏹ㻘㻌 ⏣୰㈼୍㻔㻷㻱㻷㻕㻘㻌㻹㼁㻿㻿㻻㻌㻭㼚㼐㼞㼑㼍㻘㻌㼀㻻㻰㻱㻿㻯㻻㻌㻱㼦㼕㼛㻌㻔㻯㻱㻾㻺㻕㻌 㻌㻱㻺㻻㻹㻻㼀㻻㻌㻿㼔㼡㼚㻘㻌㻿㼁㻳㻭㻺㻻㻌㻹㼕㼏㼔㼕㼚㼍㼗㼍㻘㻌㻺㻭㻷㻭㻹㻻㼀㻻㻌㼀㼍㼠㼟㼡㼟㼔㼕㻘㻌㻷㻭㼃㻭㻹㻭㼀㻭㻌㻴㼕㼞㼛㼟㼔㼕㻘㻌㻻㻷㻭㻰㻭㻌㻾㼥㼡㼠㼍㼞㼛㻘㻌㻻㻷㻭㻰㻭㻌㻺㼍㼛㼗㼕㻘㻌㻴㻵㻳㻭㻿㻴㻵㻌㻺㼛㼞㼕㼛㻘㻌㻻㻳㻵㼀㻿㼁㻌㼀㼛㼞㼡㻘㻌㻿㻭㻿㻭㻷㻵㻌㻷㼑㼚㼕㼏㼔㼕㻘㻌㻷㻵㻹㼁㻾㻭㻌㻺㼛㼎㼡㼔㼕㼞㼛㻘㻌㼀㻭㻺㻭㻷㻭㻌㻷㼑㼚㼕㼏㼔㼕㻌㻔㻷㻱㻷㻕㻘㻌㻹㼁㻿㻿㻻㻌㻭㼚㼐㼞㼑㼍㻌㼍㼚㼐㻌㼀㻻㻰㻱㻿㻯㻻㻌㻱㼦㼕㼛㻌㻔㻯㻱㻾㻺㻕㻌㻱㻙㼙㼍㼕㼘㻌㻦㻌㼑㼚㼛㼟㼔㼡㼚㻬㼜㼛㼟㼠㻚㼗㼑㼗㻚㼖㼜㻌㻌ᐃ䛾⤖ᯝ䛛䜙ุ᩿䜢䛧䛯䚹䝁䜲䝹䛾㔜䛽᪉䛿⤌❧᫬䛾࿘᪉ྥ㻝䠊䛿䛨䜑䛻㻌
䝁䜲䝹㠃ᅽ䛜᭱䜒㧗䛟䛺䜛ሙྜ䜢ᶍᨃ䛩䜛䛯䜑䚸䝁䜲䝹䛾኱䛝ḢᕞཎᏊ᰾◊✲ᶵᵓ䠄㻯㻱㻾㻺䠅䛾 㻸㻴㻯 ຍ㏿ჾ䛷䛿㧗㍤ᗘ䛔㒊ศ䛜㔜䛺䜛䜘䛖䛻タ⨨䛧䛯䚹㻌໬䜰䝑䝥䜾䝺䞊䝗䜢ィ⏬䛧䛶䛔䜛䚹㧗䜶䝛䝹䜼䞊ຍ㏿ჾ◊✲๓ᅇ䛾䝅䝵䞊䝖䝰䝕䝹㻔㻝㻕䛷䛿䚸䝺䞊䝄䞊䜹䝑䝖䛷〇స䛧䛯ᶵᵓ㻔㻷㻱㻷㻕䛷䛿䝡䞊䝮⾪✺Ⅼ㏆䛟䛾㉸ఏᑟ཮ᴟ☢▼㻔㻰㻝㻕䛾䜹䝷䞊䛸䝶䞊䜽䜢⏝䛔䛯䛜䚸௒ᅇ䛿⢭ᐦ㔠ᆺᡴ䛱ᢤ䛝䛷䜹䝷䞊
㛤Ⓨ䜢⾜䛳䛶䛔䜛䚹☢▼䛿ཱྀᚄ 㻝㻡㻜㻌 㼙㼙㻘㻌 ඲㛗 㻣㻌 㼙 䛸䛺䜚䚸㉸䛸䝶䞊䜽䜢〇స䛧䚸䜘䜚ᐇᶵ䛻㏆䛔䜒䛾䛸䛺䛳䛶䛔䜛䚹ྛᕤ⛬䛷ఏᑟ䝁䜲䝹䛻䛿 㻺㼎㼀㼕 ㉸ఏᑟ⥺䜢⏝䛔䚸☢ሙ䛿 㻝㻞㻌 㼗㻭㻘㻌 㻝㻚㻥㻌 㻷䛿┠ど䛚䜘䜃እᙧᑍἲ ᐃ䛻䜘䜚ᕤ⛬䛾☜ㄆ䜢䛩䜛䛸ඹ䛻䜹䛷 㻡㻚㻢㼀㻘㻌 ✚ศ☢ሙ㛗 㻟㻡㻌㼀㼙 䜢බ⛠್䛸䛧䛶䛔䜛䚹㻌䝷䞊䛚䜘䜃䝶䞊䜽䛻䜂䛪䜏䝀䞊䝆䜢ྲྀ䜚௜䛡䜛䛣䛸䛻䜘䛳䛶ෆ㻌 㻷㻱㻷 䛷䛿䚸☢▼䛾ᶵᲔᵓ㐀タィ䛾᳨ド䜔〇㐀ᕤ⛬䛾㒊䛻䛛䛛䜛ᛂຊ ᐃ䜢⾜䛳䛯䚹㻭㻺㻿㼅㻿 ィ⟬䛸ẚ㍑䛧䛯⤖ᯝ䚸☜ㄆ䛾䛯䜑䛻☢▼䛾┤⥺㒊᩿㠃ᙧ≧䜢ᶍᨃ䛩䜛 㻞㻜㻜㻌 㼙㼙 㛗௒ᅇ䛾 㻞㻜㻜㼙㼙 䝅䝵䞊䝖䝰䝕䝹㻔㻞㻕䛷䛿 ᐃ್䛸䜘䛟୍⮴䛩䜛䛣䛾䝅䝵䞊䝖䝰䝕䝹䛾㛤Ⓨ䜢⾜䛳䛶䛝䛯䚹኱䜎䛛䛺ᕤ⛬䛻䛴䛔䛶䛸䜒☜ㄆ䛥䜜䛯䠄㼀㼍㼎㼘㼑㻚㻌㻝䠅䚹㻌௨ୗ䛻♧䛩䚹㻌
䛭䛾ᚋ䝅䜵䝹䜢⁐ ᥋䛧䚸䛥䜙 䛻ᾮ య❅⣲䛷෭༷䛧䛯䛜㻔㻝㻕䝁䜲䝹ᕳ⥺㻌㼀㼍㼎㼘㼑㻚㻌 㻝 䛻♧䛩䜘䛖䛻䚸ෆ㒊ᛂຊ䜢䝰䝙䝍䝸䞁䜾䛧᝿ᐃෆ䛾᣺㻔㻞㻕䜻䝳䜰䝸䞁䜾㻌䜛⯙䛔䛷䛒䜛䛣䛸䜢☜ㄆ䛧䛯䚹㻌㻔㻟㻕䝁䜲䝹䝃䜲䝈 ᐃ㻌㻌㻔㻠㻕䝁䜲䝹┤⥺㒊䛾ษ䜚ฟ䛧㻌㻠䠊䜎䛸䜑㻌 㻌㻔㻡㻕䜹䝷䞊䝸䞁䜾㻌㻸㻴㻯 ຍ㏿ჾ䛾㧗㍤ᗘ໬䜰䝑䝥䜾䝺䞊䝗䛾୍⎔䛸䛧䛶䚸㻰㻝㻔㻢㻕䝶䞊䜻䞁䜾㻌☢▼䛾 㻞㻜㻜㻌㼙㼙 䝅䝵䞊䝖䝰䝕䝹䛾〇స䜢⾜䛳䛯䚹䜹䝷䞊䝸䞁䜾䚸㻔㻣㻕䝅䜵䝹⁐᥋㻌䝶䞊䜻䞁䜾䚸䝅䜵䝹⁐᥋䜢᏶஢䛧䚸☢▼〇సୖ䛾ᢏ⾡ⓗㄢ㢟䛣䛾䛖䛱䚸㻔㻝㻕㻙㻔㻟㻕䛻㛵䛧䛶䛿ᮏㅮ₇๓䛻⾜䜟䜜䜛㐃⥆ㅮ䛾☜ㄆ䜢⾜䛳䛯䚹௒ᚋ䛿䚸㻰㻝 䝰䝕䝹☢▼䛸䛧䛶 㻞㼙 㛗䛾㉸ఏ₇䜢☜ㄆ䛥䜜䛯䛔䚹䠎䠌䠍䠑ᖺ᫓Ꮨㅮ₇䛷䛿⢭ᗘ䛾ຎ䜛䝺䞊䝄ᑟ཮ᴟ☢▼䛾〇స䜢⾜䛖ணᐃ䛷䛒䜛䚹㻌䞊䜹䝑䝖〇㒊ရ䜢⏝䛔䛶䚸୺䛻ᶵᲔⓚ᪘タィ䜔〇㐀ᕤ⛬䛾᳨ド䜢┠ᶆ䛸䛧䛯 㻞㻜㻜㼙㼙 䝅䝵䞊䝖䝰䝕䝹㻔㻝㻕䛻䛴䛔䛶ሗ࿌䛧䛯䚹௒ᅇ䛿䚸䜹䝷䞊䛸䝶䞊䜽䜢ᐇᶵ䛸ྠ➼䛾㧗䛔⢭ᗘ䛷〇స䛥䜜䛯㒊ရ䛻⨨䛝᥮䛘䚸䛛䛴䝅䜵䝹⁐᥋䛧䛯 㻞㻜㻜㼙㼙 䝅䝵䞊䝖䝰䝕䝹㻔㻞㻕䜢ヨస䛧䛯䚹ᾮయ❅⣲෭༷䛧䛯㝿䛾ᶵᲔⓗ᣺䜛⯙䛔䜢ྵ䜑䚸ᮏㅮ₇䛷ሗ࿌䛩䜛䚹㻌㻌㻞䠊㻰㻝 ☢▼䛾ᶵᲔᵓ㐀㻌㻰㻝 ☢▼䛿ෆഃ䛛䜙㉸ఏᑟ䝁䜲䝹䚸㠀☢ᛶ㗰䜹䝷䞊䚸㕲䝶䞊䜽䛾㡰䛻㓄⨨䛥䜜䛶䛔䜛䠄㻲㼕㼓㻚㻌 㻝䠅䚹㉸ఏᑟ䝁䜲䝹䛿㕲䝶䞊䜽䜢ᇶ‽䛻䛧䛶䜹䝷䞊䛻䜘䛳䛶⢭ᐦ䛻఩⨨Ỵ䜑䛥䜜䚸㟁☢ຊ䜢ྵ䜐ᶵᲔᵓ㐀ⓗ䛺ᣦ♧䛿㕲䝶䞊䜽䛜ᢸ䛖タィ䛻䛺䛳䛶䛔䜛䚹㻌㉸ఏᑟ཮ᴟ☢▼䛷䛿୍⯡ⓗ䛻ୖୗ䝨䜰䛾䜹䝷䞊䜢⏝䛔䜛䛜䚸㻰㻝 ☢▼䛷䛿෇࿘䜢䠐䛴䛾䜹䝷䞊䛷ศ๭䛧䛶䛔䜛䚹䛭䜜䛮䜜䛾䜹䝷䞊䛿Ἔᅽ䝥䝺䝇䛷ᢲ䛥䜜䚸ඛ➃䛾㛗Ꮝ䛻䝻䝑䜽䝢䞁䜢ᤄධ䛩䜛஦䛷䝁䜲䝹䛸䛾௬⤌❧䛜⾜䜟䜜䜛䚹㻌䜹䝷䞊௬⤌ᚋ䛾䝁䜲䝹䛿᭱⤊ᑍἲ䜘䜚䜒኱䛝䛔≧ែ䛰䛜䚸
Fig. 1. Picture of 200-mm-long mechanical model after the yokingୖୗ䝨䜰䛾䝶䞊䜽䛜Ἔᅽ䝥䝺䝇䛷ᢲ䛥䜜䜛䛣䛸䛷䚸䝁䜲䝹䜒䝶䞊
Table. 1 The results of the coil stress and yoke strain at the fabrication䜽ෆ࿘䛻ᢲ䛧㎸䜎䜜䚸䝁䜲䝹䛻ᚲせ䛺࿘᪉ྥணഛᛂຊ䛜୚䛘
processes.
䜙䜜䜛䚹䝶䞊䜽䛾ᕥྑ䛻ᤄධ䛥䜜䜛䝻䝑䜽䜻䞊䛻䜘䜚䚸䝥䝺䝇ᚋ䜒ᅽ⦰ᛂຊ䛜ಖ䛯䜜䜛タィ䛻䛺䛳䛶䛔䜛䚹෭༷ཬ䜃ບ☢䠄ᐃ᱁䛾 㻝㻝㻜㻑䠅䛻䜘䜛ῶᑡศ䜢⪃៖䛧䛶䚸࿘᪉ྥணഛᛂຊ䛾┠ᶆ್䜢⣙ 㻤㻜㻌㻹㻼㼍 䛻タᐃ䛧䛶䛔䜛䚹㻌㻌㻟䠊㻞㻜㻜㻌㼙㼙 䝅䝵䞊䝖䝰䝕䝹䛾〇స㻌䝅䝵䞊䝖䝰䝕䝹⏝䛾䝁䜲䝹䛻䛿䚸㻞㼙 㛗䝔䝇䝖䝁䜲䝹䛾┤⥺㒊䛛䜙 㻞㻡㻜㻌㼙㼙 䜢䠎䛛ᡤษ䜚ฟ䛧䛶ୖୗ䛻㔜䛽䛶཮ᴟ☢▼䛸ྠᵝ䛾䝁䜲䝹᩿㠃䜢ᙧᡂ䛩䜛䚹ษ䜚ฟ䛩⟠ᡤ䛿䝁䜲䝹䝃䜲䝈̿̿

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2015年度秋季低温工学・超電導学会

3B-p07

ITER CS インサート

ITER Nb3Sn CICC䝁䜲䝹䛾䜽䜶䞁䝏ヨ㦂
Quench test on ITER Nb3Sn CICC
ㄶゼ ཭㡢䠈 ᑿ㛵 ⚽ᑗ, ྡཎ ၨ༤, ᩪ⸨ ᚭ, Ἑ㔝 ຾ᕫ, 㧗ᶫ Ⰻ࿴,☾㔝 㧗᫂, ᕸ㇂ ჆ᙪ䠄ཎᏊຊᶵᵓ䠅
SUWA Tomone䠈 OZEKI Hidemasa, NABARA Yoshihiro, SITO Toru, KAWANO Katsumi,
TAKAHASHI Yoshikazu, ISONO Takaaki and NUNOYA Yoshihiko (JAEA)
E-mail: suwa.tomone@jaea.go.jp㸬ࡣࡌࡵ࡟
୰ᚰ䝋䝺䝜䜲䝗(CS)䜲䞁䝃䞊䝖ヨ㦂䛿 ITER CS ᐇᶵ䛸ྠ䛨タィ䛾䜿䞊䝤䝹䜲䞁䝁䞁䝆䝑䝖ᑟయ䜢⣙ 42 m ⏝䛔䛶⾜䜟䜜䛯䚸㛗ᑻᑟయヨ㦂䛷䛒䜛䚹ᐇᶵ䛾ᐃ᱁᮲௳䜢ᶍᨃ䛧䛯ヨ㦂䛷䛿䚸䜽䜶䞁䝏䛩䜛䛣䛸䛺䛟ᐃ᱁ᛶ⬟䜢㐩ᡂ䛧䛶䛚䜚䚸Ᏻᐃ䛺ᑟయ䛷䛒䜛䛣䛸䛜☜ㄆ䛥䜜䛯䚹䜲䞁䝃䞊䝖䝁䜲䝹䛻䛿 ᗘィ䛺䛹䛾ィ⣲Ꮚ䛜ከᩘྲྀ䜚௜䛡䜙䜜䛶䛚䜚䚸ᑟయ㛗䛻䜟䛯䛳䛶䛾 ᐃ䛜ྍ⬟䛷䛒䜛䚹䝁䜲䝹ಖㆤ䛸Ᏻ඲ᛶ䛾ほⅬ䛛䜙䚸䜽䜶䞁䝏ᚋ䛾ᣲື䜢ㄪ䜉䜛䛣䛸䛿㔜せ䛷䛒䜛䛯䜑䚸ពᅗⓗ䛻䜽䜶䞁䝏䜢Ⓨ⏕䛥䛫䚸ᖖఏᑟఏ᧛㏿ᗘ䜔 ᗘୖ᪼䜢ヲ⣽䛻ㄪ䜉䛯䚹㸬ࢡ࢚ࣥࢳヨ㦂
ITER CS ᑟయ䛿䚸576 ᮏ䛾 Nb3Sn ⣲⥺䚸288 ᮏ䛾 Cu ⣲⥺䚸୰ᚰ䝏䝱䞁䝛䝹䛚䜘䜃䝇䝔䞁䝺䝇䝆䝱䜿䝑䝖䛛䜙ᡂ䛳䛶䛔䜛䚹CS ᑟయ䛿㉸⮫⏺ He (SHe)䜢⏝䛔䛯ᙉไ෭༷ᑟయ䛷䚸ᑟయୗ㒊䛛䜙ୖ㒊䛻ྥ䛛䛳䛶 SHe 䛿ὶ䜜䜛䚹Fig. 1 䛻♧䛩䜘䛖䛻䚸ᑟయ୰ኸ㒊䛻䛿䚸10 ಶ䛾㟁ᅽ䝍䝑䝥䛜 1/4 䝍䞊䞁䛪䛴(⣙ 1.2m)ྲྀ䜚௜䛡䜙䜜䝔䜲䝹䚹䜎䛯䚸6 ಶ䛾䝉䝹䝜䝑䜽䝇 ᗘィ䛜 750
mm 㛫㝸䛷ྲྀ䜚௜䛡䜙䜜䛶䛔䜛䚹䜽䜶䞁䝏ヨ㦂䛿䚸䝥䝷䝈䝬⇞↝⤊஢(EOB)᮲௳䛸ྠ䛨 12 T䚸
45.1 kA ㏻㟁᫬䛻⾜䛳䛯䚹䜽䜶䞁䝏䛿䚸ㄏᑟ䝠䞊䝍䞊䜢⏝䛔ᑟయ䛾䜋䜌୰ኸ䜢ຍ⇕䛩䜛䛣䛸䛷Ⓨ⏕䛥䛫䛯䚹ㄏᑟ䝠䞊䝍䞊䛻䜘䜛ຍ⇕䛿ᵝ䚻䛺㟁ᅽ䛷⾜䛔䚸ᑟయ䜈䛾ධ⇕㔞䜢ไᚚ䛧䛯䚹ㄏᑟ䝠䞊䝍䞊䛿䜲䞁䝃䞊䝖䝁䜲䝹୰ኸ䛾㟁ᅽ䝍䝑䝥 VD1112 㛫䛻ྲྀ䜚௜䛡䜙䜜䛶䛔䜛䚹䜽䜶䞁䝏ヨ㦂᫬䛾ᑟయึᮇ ᗘ䛿⣙ 4.7
K 䛷䛒䜛䚹
㸬ࢡ࢚ࣥࢳヨ㦂࡟࠾ࡅࡿᖖఏᑟఏ᧛
ㄏᑟຍ⇕ᚋ䛾㟁ᅽἼᙧ䛛䜙䚸CS 䜲䞁䝃䞊䝖୰䛾ᖖఏᑟఏ᧛㏿ᗘ䜢ồ䜑䛯䚹ㄏᑟຍ⇕ᚋ䛾௦⾲ⓗ䛺㟁ᅽἼᙧ䜢 Fig. 2
䛻♧䛩䚹Fig. 2 䛿䚸ㄏᑟ䝠䞊䝍䜢タ⨨䛧䛯༊㛫 VD1112 䛛䜙䝁䜲䝹ୖഃ䛻 1 䝍䞊䞁䛾㟁ᅽ䜢 1/4 䝍䞊䞁䛪䛴䝥䝻䝑䝖䛧䛶䛔䜛䚹䜾䝷䝣ୖ䛷䛿䚸ㄏᑟ䝠䞊䝍䞊䛻䜘䜛ຍ⇕㛤ጞ᫬้䜢䝊䝻䛸䛧䛶䛔䜛䚹ᖖఏᑟ㌿⛣䜢♧䛩㟁ᅽ䛾Ⓨ⏕䛿䚸㟁ᅽ䛾᫬㛫ᚤศ
dV/dt 䜘䜚ồ䜑䛯䚹VD1112 䛷䚸ຍ⇕䛛䜙 0.85 ⛊ᚋ䛻ᖖఏᑟ㌿⛣䛜ほ 䛥䜜䛯䚹䛭䛾 9.4 ⛊ᚋ䛻㟁※䜢㐽᩿䛧䛯䚹㟁※㐽᩿䜎䛷䛻䚸䜲䞁䝃䞊䝖䝁䜲䝹ୖഃ䛸ୗഃ䛾 2.25 䝍䞊䞁䛪䛴䜎䛷ᖖఏᑟ㌿⛣䛜Ⓨ⏕䛧䛯䛣䛸䜢☜ㄆ䛧䛯䚹Fig. 3 䛻ᖖఏᑟఏ᧛㏿ᗘ䛾᫬㛫ኚ໬䜢♧䛩䚹ᖖఏᑟఏ᧛㏿ᗘ䛿㞄䜚ྜ䛖㟁ᅽ䝍䝑䝥
䛾㊥㞳䛸㟁ᅽⓎ⏕䛾᫬㛫ᕪ䛛䜙ồ䜑䛯䚹᫬㛫⤒㐣䛻క䛔ᖖ

Fig. 1 Schematic view of the insert coil. VT shows voltage taps.
VD means voltage between VTs.

ఏᑟఏ᧛㏿ᗘ䛿ຍ㏿䛧䛶䛚䜚䚸㐣ཤ䛾ヨ㦂⤖ᯝ䛸୍⮴䛩䜛
[1]䚹㟁ὶ㐽᩿┤๓䛷䛿䝁䜲䝹ୖ㒊䚸ୗ㒊䛸䜒䛻䚸ఏ᧛㏿ᗘ䛿⣙ 1.8 m/sec 䛸䛺䛳䛶䛔䜛䚹䜽䜶䞁䝏ᚋ䛾ᑟయ䛾⇕ⓗ䛺ᣲື䜢䚸GANDALF [2[3]䜢⏝䛔䛶ゎᯒ䛩䜛䚹GANDALF 䛿䜿䞊䝤䝹䜲䞁䝁䞁䝆䝑䝖ᑟయ䛾㟁Ẽⓗ䚸⇕ὶ యⓗ䛺≉ ᛶ䜢 ホ౯䛩䜛ィ ⟬ 䝁䞊䝗䛷䛒䜛䚹GANDALF 䛷䛿ᑟయ䜢䚸䝆䝱䜿䝑䝖䚸⣲⥺䚸⣲⥺㛫䜢ὶ䜜䜛He 䛚䜘䜃୰ᚰ䝇䝟䜲䝷䝹䜢ὶ䜜䜛 He 䛾 4 せ⣲䛻ศ䛡䛶ィ⟬
䜢⾜䛖䚹
ཧ⪃ᩥ⊩
[1] Isono Takaaki, et al., Abstract of CSJ conference vol. 36(2001) 373.
[2] L.Bottura, A Numerical Model for the Simulation ofQuench in the ITER Magnets, Jour. Comp., 124, (1), 1996.
Phys., 124, (1), 1996.
[3] L. Bottura, Physica C, 310, 316-326, 1998.

Fig. 2 Voltage on upper part of the insert coil from the center.
The coil was heated at zero sec by the inductive heater.

Fig. 3 Normal zone propagation (NZP) velocity. The NZP
accelerate with increase of the time.

̿̿

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2015年度秋季低温工学・超電導学会

3B-p08

ITER CS インサート㻵㼀㻱㻾㻌㻯㻿 䜲䞁䝃䞊䝖ᑟయ䛾ศὶ㛤ጞᗘ≉ᛶ㻌㻯㼔㼍㼞㼍㼏㼠㼑㼞㼕㼟㼠㼕㼏㼟㻌㼛㼒㻌㼏㼡㼞㼞㼑㼚㼠㻌㼟㼔㼍㼞㼕㼚㼓㻌㼠㼑㼙㼜㼑㼞㼍㼠㼡㼞㼑㻌㼛㼒㻌㻵㼀㻱㻾㻌㻯㻿㻌㼕㼚㼟㼑㼞㼠㻌㼏㼛㼚㼐㼡㼏㼠㼛㼞㻌

Strain H (%)

Current sharing temperature Tcs (K)㻌ྡཎ㻌ၨ༤㻘㻌 ㄶゼ㻌཭㡢㻘㻌 ᑿ㛵㻌⚽ᑗ㻘㻌 Ḉ஭㻌Ṋᑛ㻘㻌 Ლ㇂㻌⚽ᶞ㻘㻌 ஭ཱྀ㻌ᑗ⚽㻘㻌 ㎶ぢ㻌ດ㻘㻌 ୗ㔝㻌㈉㻘㻌 ᾏ⪁⃝㻌᪼㻘㻌 బ⸨㻌⛱㻘㻌 Ἑ㔝㻌຾ᕫ㻘㻌♒㔝㻌㧗᫂㻘㻌 ᕸ㇂㻌჆ᙪ㻘㻌 㧗ᶫ㻌Ⰻ࿴㻘㻌 㰺⸨㻌ᚭ㻘㻌 ᒣᓮ㻌ᩗኴ㻘㻌 Ᏹ㔝㻌ᗣᘯ㻘㻌 ᕝᓮ㻌ຮ㻘㻌 す㔝㻌ඞᕭ㻘㻌 ᒣᓮ㻌஽㻘㻌 ዟ㔝㻌Ύ䠄ཎᏊຊᶵᵓ䠅㻌㻺㻭㻮㻭㻾㻭㻌㼅㼛㼟㼔㼕㼔㼕㼞㼛㻘㻌㻿㼁㼃㻭㻌㼀㼛㼙㼛㼚㼑㻘㻌㻻㼆㻱㻷㻵㻌㻴㼕㼐㼑㼙㼍㼟㼍㻘㻌㻿㻭㻷㼁㻾㻭㻵㻌㼀㼍㼗㼑㼞㼡㻘㻌㻷㻭㻶㻵㼀㻭㻺㻵㻌㻴㼕㼐㼑㼗㼕㻘㻌㻵㻳㼁㻯㻴㻵㻌㻹㼍㼟㼍㼔㼕㼐㼑㻘㻌㻴㻱㻹㻹㻵㻌㼀㼟㼡㼠㼛㼙㼡㻘㻌㻿㻴㻵㻹㻻㻺㻻㻌㻹㼕㼠㼟㼡㼓㼡㻘㻌㻱㻮㻵㻿㻭㼃㻭㻌㻺㼛㼎㼛㼞㼡㻘㻌㻿㻭㼀㻻㻌㻹㼕㼚㼛㼞㼡㻘㻌㻷㻭㼃㻭㻺㻻㻌㻷㼍㼠㼟㼡㼙㼕㻘㻌㻵㻿㻻㻺㻻㻌㼀㼍㼗㼍㼍㼗㼕㻘㻌㻺㼁㻺㻻㼅㻭㻌㼅㼛㼟㼔㼕㼔㼕㼗㼛㻘㻌㼀㻭㻷㻭㻴㻭㻿㻴㻵㻌㼅㼛㼟㼔㼕㼗㼍㼦㼡㻘㻌㻿㻭㻵㼀㻻㻌㼀㼛㼞㼡㻘㻌㼅㻭㻹㻭㼆㻭㻷㻵㻌㻷㼑㼕㼠㼍㻘㻌㼁㻺㻻㻌㼅㼍㼟㼡㼔㼕㼞㼛㻘㻌㻷㻭㼃㻭㻿㻭㻷㻵㻌㼀㼟㼡㼠㼛㼙㼡㻘㻌㻺㻵㻿㻴㻵㻺㻻㻌㻷㼍㼠㼟㼡㼙㼕㻘㻌㼅㻭㻹㻭㼆㻭㻷㻵㻌㼀㼛㼞㼡㻘㻌㻻㻷㼁㻺㻻㻌㻷㼕㼥㼛㼟㼔㼕㻌㻔㻶㻭㻱㻭㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼚㼍㼎㼍㼞㼍㻚㼥㼛㼟㼔㼕㼔㼕㼞㼛㻬㼖㼍㼑㼍㻚㼓㼛㻚㼖㼜㻌㻌㻝䠊䛿䛨䜑䛻㻌
ṍ䜏Hhoop 䛜ຍ䜟䜛䛜䚸䛣䜜䛿ᑟయ⾲㠃ୖ䛻タ⨨䛧䛶䛒䜛ṍ䝀
ITER 䛾୰ᚰ䝋䝺䝜䜲䝗䠄CS䠅⏝㉸ఏᑟᑟయ䛿 2015 ᖺ 10 ᭶䞊䝆䛷 ᐃ䛧䛯䚹CSI ヨ㦂䛾Heff 䛿 Bavg I㻌> 0 䛷ṇ䛾ഴ䛝䛷䛒䜛䛾᫬Ⅼ䛷඲㔞䛾⣙ 40%䠄㛗䛥 613m 䛾ᑟయ䜢 4 ᮏ䚸918m 䛾ᑟ䛜䠄㟁☢ຊ䛻ᑐ䛧 Tcs 䛜ୖ᪼䛧䛯䛣䛸䜢ព࿡䛩䜛䠅䚸䛣䜜䛿㟁☢
య䜢 16 ᮏ䠅䜢〇స䛧䛯䚹䛣䜜䜙䛾ᑟయᛶ⬟䛿䚸䝇䜲䝇䛻䛒䜛ຊ䛻䜘䜛 Tcs పୗ䜘䜚䜒ṇ䛾Hhoop 䛻䜘䜛 Tcs ୖ᪼䛜ୖᅇ䛳䛯䛯䜑
SULTAN ヨ㦂⿦⨨䜢⏝䛔䛶䛣䜜䜎䛷ホ౯䛧䛶᮶䛯䚹䛯䛰䚸䛷䛒䜛䚹䛺䛚䚸䛣䛾ṇ䛾ഴ䛝䛿⧞㏉䛧㏻㟁䜢⤒䛶ᑠ䛥䛟䛺䛳䛯䚹
SULTAN 䛷䛿ᐃ᱁㐠㌿᮲௳䠄13 T㻘㻌40 kA䠅䛾☢ሙ䜢༳ຍ䛷䛝୍᪉䚸㏫㏻㟁䠄Bavg I㻌 < 0䠅䛷䛿Hhoop 䛜㈇䛻䛺䜛䛯䜑䚸኱䛝䛺㈇䛪䚸䜎䛯 CS 䛿䝋䝺䝜䜲䝗≧䛺䛾䛷㏻㟁᫬䛻䝣䞊䝥ຊ䛻䜘䜛ᶵ
䛾Heff 䛻䛺䜛䚹Ეⓗṍ䜏䛜ຍ䜟䜛䛜䚸SULTAN ヨ㦂䛾┤≧ᑟయ䛷䛿䛣䜜䜢
CSI ヨ 㦂 䛷 䝣 䞊 䝥 ຊ 䛾 ຠ ᯝ 䜢 㝖 䛔 䛯 HeffHhoop 䛸 䚸෌⌧䛷䛝䛺䛔䚹䛥䜙䛻䚸SULTAN 䛷䛿᭱㧗☢ሙ㡿ᇦ䛾㛗䛥䛜
SULTAN ヨ㦂䛾Heff䜢ẚ㍑䛩䜛䛸䚸⧞㏉䛧㏻㟁๓䛿⤯ᑐ್䛜
⣙ 50 cm 䛸⊃䛔䛣䛸䜒ᠱᛕ஦㡯䛷䛒䛳䛯䚹䛭䛣䛷䚸㛗䛥 80 m 䛾␗䛺䜛䜒䛾䛾䚸ഴ䛝䛿䜋䜌ྠ䛨䛷䛒䜛䚹⧞㏉䛧㏻㟁ᚋ䛿⤯ᑐᑟయ䜢䝋䝺䝜䜲䝗≧䛻䛧䛯 CS 䜲䞁䝃䞊䝖䠄CSI䠅ᑟయ䜢〇స䛧䚸್䛜㏆䛟䛺䛳䛯䛜䚸CSI ヨ㦂䛾᪉䛜㈇䛾ഴ䛝䛿኱䛝䛟䛺䛳䛯䚹㻌2015 ᖺ 3 ᭶䛛䜙 4 䞃᭶వ䜚䛛䛡䛶㑣⌃᰾⼥ྜ◊✲ᡤ䛾 CS 䝰㻌
CSI test under the rated condition (13.0T, 40.0kA)
䝕䝹䞉䝁䜲䝹ヨ㦂⿦⨨䜢⏝䛔䚸ᐃ᱁㐠㌿᮲௳䛷䛾ヨ㦂䛺䛹䜢㻌
CSI test under the SULTAN condition (11.5T, 45.1kA)
SULTAN test under the SULTAN condition (11.5T, 45.1kA)⾜䛳䛯䛾䛷䚸䛭䛾⤖ᯝ䜢ᮏ✏䛷ሗ࿌䛩䜛䚹㻌
㻌
7.8
㻌
㻌
7.7
㻞䠊ศὶ㛤ጞ ᗘ䠄Tcs䠅㻌
㻌
7.6
CSI test under the SULTAN condition㻌
CSI ヨ㦂䛷䛿 16,000 ᅇ䛾⧞㏉䛧㏻㟁䛸 3 ᅇ䛾᪼ 䞉෌෭
7.5
4th thermal cycle
7.4㻌༷䜢⾜䛔䚸㐺ᐅ䚸Tcs ᐃ䛺䛹䜢⾜䛳䛯䚹Tcs 䛿ᐃ᱁㐠㌿᮲௳
SULTAN test
7.3
㻌
䠄13 T㻘 40 kA䠅䛾௚䚸㻿㼁㻸㼀㻭㻺 ヨ㦂⤖ᯝ䛸ẚ㍑䛩䜛䛯䜑䚸
7.2
㻌SULTAN ヨ㦂᮲௳䠄11.5 T㻘㻌 45.1 kA䠅䛷䜒 ᐃ䛧䛯䚹Fig. 1 䛻
7.1
2nd thermal cycle 3rd thermal cycle
㻌7 1st thermal cycle
⧞㏉䛧㏻㟁ᅇᩘ䛻ᑐ䛩䜛 Tcs 䜢♧䛩䚹ẚ㍑䛾䛯䜑䚸ྠᅗ䛻䛿
6.9
㻌
CSI 䛸ྠ୍䛾ᑟయ䛾 SULTAN ヨ㦂⤖ᯝ㼇㻝㼉䜒♧䛧䛯䚹
6.8
㻌ᐃ᱁㐠㌿᮲௳䛾 Tcs 䛻㛵䛧䛶䛿䚸タィ್䠄5.2 K䠅䛻ᑐ䛧䛶
6.7
CSI test under the rated condition㻌
1.5 K ௨ୖ䛾኱䛝䛺⿱ᗘ䜢⥔ᣢ䛧⥆䛡䜛䛣䛸䛜䛷䛝䛯䚹5,000 ᅇ
6.6
6.5
㻌0
䜎䛷䛾⧞㏉䛧㏻㟁䛾㛫䚸Tcs 䛿䜋䜌୍ᐃ䛷䚸1 ᅇ┠䛾᪼ 䞉෌
10000
20000
㻌
෭༷ᚋ䛻 0.11 K ୖ᪼䛧䚸䛭䛾ᚋ䛿2.18×10-5 K/cycle 䛷పୗ
Number of electromagnetic cycles (-)
㻌Fig.1 Current sharing temperature against electromagnetic cycles.
䛧䛯䚹2 ᅇ┠䛾᪼ 䞉෌෭༷ᚋ䛻 0.07 K ୖ᪼䛧䚸䛭䛾ᚋ䛿㻌.29×10-5 K/cycle 䛷పୗ䛧䛯䚹䛭䛧䛶 3 ᅇ┠䛾᪼ 䞉෌෭༷-0.55
㻌
ᚋ䛻 0.04 K పୗ䛧䛯䜒䛾䛾䚸䛭䛾ᚋ䛾 Tcs 䛿䜋䜌୍ᐃ໬䛧䛯䚹㻌
SULTAN ヨ㦂᮲௳䛾 Tcs 䛻㛵䛧䛶䛿䚸CSI ヨ㦂䛷䛿
㻌
SULTAN ヨ㦂䜘䜚䜒 Tcs 䛜⣙ 0.5 K 㧗䛔䚹CSI ヨ㦂䛷䛿䝣䞊䝥㻌ຊ䛻䜘䜛 0.077%䛾ṇ䛾ṍ䜏䛜ຍ䜟䜛䛜䚸䛣䛾ṍ䜏䛿 Tcs 䛻᥮-0.6㻌⟬䛧䛶䜋䜌 0.5 K 䛾ୖ᪼䛻┦ᙜ䛩䜛䛣䛸䛛䜙䚸୧ヨ㦂⤖ᯝ䛿㻌ᩚྜ䛧䛶䛔䜛䛸ゝ䛘䜛䚹㻌㻌16,000 ᅇ䛾⧞㏉䛧㏻㟁䛾ᚋ䛿䚸㐣㈇Ⲵヨ㦂䠄13 T, 50 kA㻌䛸 13 T, 55 kA 䛷䛾 Tcs ᐃ䠅䚸㐽᩿᫬㛫䜢㐜䜙䛫䛯䜽䜶䞁䝏ヨ-0.65㻌
㦂䚸㏫㏻㟁ヨ㦂䠄13 T, 30 kA 䛸 13 T, 40 kA 䛷䛾 Tcs ᐃ䠅䚸㻌㐣㈇Ⲵ㏫㏻㟁ヨ㦂䠄13 T㻘㻌50 kA 䛷䛾 Tcs ᐃ䠅䛺䛹䜢⾜䛳䛯䚹㻌䛭䛾ᚋ䚸ᐃ᱁㐠㌿᮲௳䛷෌䜃 Tcs 䜢 ᐃ䛧䛯䛸䛣䜝䚸16,000 ᅇ-0.7㻌䛾᫬䜘䜚 0.034 K పୗ䛧䛯䚹䛯䛰䚸᭦䛻஺ὶᦆኻヨ㦂䜔㐽᩿
Heff of CSI test before cycling
Heff of CSI test after cycling㻌᫬㛫䜢㐜䜙䛫䛯䜽䜶䞁䝏ヨ㦂䛺䛹䜢⾜䛳䛯ᚋ䛾䚸᭱ᚋ䛾 Tcs
Heff㸫Hhoop of CSI test before cycling
Heff㸫Hhoop of CSI test after cycling㻌ᐃ䛷䛿పୗ䛜ぢ䜙䜜䛺䛛䛳䛯䚹㻌
Heff of SULTAN test before cycling
Heff of SULTAN test after cycling
㻌

-0.75
㻟䠊㟁☢ຊ䛻ᑐ䛩䜛ศὶ㛤ጞ ᗘ䛾పୗ㻌
-500
0
500
㻌
Electromagnetic force on cable Bavg I (kN/m)
Nb3Sn ᧍⥺䛻ຍ䜟䜛㟁☢ຊ䛜 Tcs 䜢పୗ䛥䛫䜛䛣䛸䛿䜘䛟ほ㻌䛥䜜䛶䛚䜚䚸CSI ヨ㦂䛷䜒ప䛔㟁☢ຊୗ䛷䛾 Tcs ᐃ䜢⾜䛔䚸
Fig.2 Strain against the electromagnetic force on cable.
㻌㟁☢ຊ䛾ᙳ㡪䜢ㄪ䜉䛯䚹Tcs 䛾పୗ䛿ṍ䜏䠄᭷ຠṍ䜏Heff䠅䛸䛧ཧ⪃ᩥ⊩㻌䛶⾲⌧䛷䛝䚸㟁☢ຊ(Bavg I)䛻ᑐ䛩䜛ṍ䜏䜢 Fig. 2 䛻♧䛩䠄㏫
㻝㻚 㼅㻚㻌㻺㼍㼎㼍㼞㼍㻘㻌 㼑㼠㻌 㼍㼘㻚㻦㻌 䇾㻼㼑㼞㼒㼛㼞㼙㼍㼚㼏㼑㻌 㻭㼚㼍㼘㼥㼟㼕㼟㻌 㼛㼒㻌㏻㟁᫬䛾㟁☢ຊ䛿㈇䛾 Bavg I 䛸䛧䛯䠅䚹ẚ㍑䛾䛯䜑䚸䛣䛣䛻䜒㻹㼍㼟㼟㻙㻼㼞㼛㼐㼡㼏㼑㼐㻌㻺㼎㻟㻿㼚㻌㻯㼛㼚㼐㼡㼏㼠㼛㼞㻌㼒㼛㼞㻌㻯㼑㼚㼠㼞㼍㼘㻌㻿㼛㼘㼑㼚㼛㼕㼐㻌㼕㼚㻌
SULTAN ヨ㦂䛾⤖ᯝ䜢♧䛧䛯䚹CSI ヨ㦂䛷䛿䝣䞊䝥ຊ䛻䜘䜛㻵㼀㻱㻾㻘䇾㻌㻵㻱㻱㻱㻌㼀㼞㼍㼚㼟㻚㻌㻭㼜㼜㼘㻚㻌㻿㼡㼜㼑㼞㼏㼛㼚㼐㻚㻘㻌㻔㼡㼚㼐㼑㼞㻌㼞㼑㼢㼕㼑㼣㻕㻌̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-p09

ITER CS インサート㻵㼀㻱㻾 ୰ᚰ䝋䝺䝜䜲䝗䠄㻯㻿䠅䜲䞁䝃䞊䝖䝁䜲䝹⏝ᑟయ䛾ᶵᲔ≉ᛶ㻌㻹㼑㼏㼔㼍㼚㼕㼏㼍㼘㻌㼜㼞㼛㼜㼑㼞㼠㼥㻌㼛㼒㻌㻵㼀㻱㻾㻌㻯㼑㼚㼠㼞㼍㼘㻌㻿㼛㼘㼑㼚㼛㼕㼐㻌 䠄㻯㻿䠅㻌 㼕㼚㼟㼑㼞㼠㻌㼏㼛㼕㼘㻌㼏㼛㼚㼐㼡㼏㼠㼛㼞㻌㻌㰺⸨㻌 ᚭ䠈ᑿ㛵㻌 ⚽ᑗ䠈ㄶゼ㻌 ཭㡢䠈ྡཎ㻌 ၨ༤䠈Ἑ㔝㻌 ຾ᕫ䠈㻌㧗ᶫ㻌 蓥࿴䠈♒㔝㻌 㧗᫂䠈ᕸ㇂㻌 ჆ᙪ㻔ཎᏊ蔦ᶵᵓ㻕㻌㻿㻭㻵㼀㻻㻌㼀㼛㼞㼡䠈㻌 㻻㼆㻱㻷㻵㻌㻴㼕㼐㼑㼙㼍㼟㼍䠈㻌 㻿㼁㼃㻭㻌㼀㼛㼙㼛㼚㼑䠈㻌 㻺㻭㻮㻭㻾㻭㻌㼅㼛㼟㼔㼕㼔㼕㼞㼛䠈㻌 㻷㻭㼃㻭㻺㻻㻌㻷㼍㼠㼟㼡㼙㼕䠈㻌 㻌㼀㻭㻷㻭㻴㻭㻿㻴㻵㻌㼅㼛㼟㼔㼕㼗㼍㼦㼡䠈㻌 㻵㻿㻻㻺㻻㻌㼀㼍㼗㼍㼍㼗㼕䠈㻌 㻺㼁㻺㻻㼅㻭㻌㼅㼛㼟㼔㼕㼔㼕㼗㼛㻌㻔㻶㻭㻱㻭㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼟㼍㼕㼠㼛㻚㼠㼛㼞㼡㻜㻤㻬㼖㼍㼑㼍㻚㼓㼛㻚㼖㼜㻌㻌㻝䠊䛿䛨䜑䛻㻌
㉸ఏᑟయ㻔㻺㼎㻟㻿㼚㻕䛾ศὶ㛤ጞ ᗘ㻔㼀㼏㼟㻕䛿䠈☢ሙ䠈㟁ὶཬ䜃ṍ䜏䛻䜘䜚ኚ໬䛧䠈㻯㻿 ┤≧ᑟయ䜢ᴟప 䜈෭༷䛩䜛䛸䝆䝱䜿䝑䝖⇕཰⦰䛻䜘䛳䛶㉸ఏᑟయ䛿ᅽ⦰ṍ䜏䜢ཷ䛡䠈ᅽ⦰ṍ䜏䜢ཷ䛡䛺䛔ሙྜ䛸ẚ㍑䛩䜛䛸 㼀㼏㼟 䛿పୗ䛩䜛䛣䛸䛜▱䜙䜜䛶䛔䜛䚹㻵㼀㻱㻾 㐠㌿᮲௳ୗ䛾 㼀㼏㼟 ホ౯䛿䠈䛣䜜䜎䛷┤≧ᑟయ䛾䜏䛷䠈㻯㻿 䝁䜲䝹䛾㐠㌿䛻䛚䛔䛶䛿䠈㟁☢ຊ䛻䜘䜚ᑟయ㛗ᡭ᪉ྥ䛻ᘬᙇṍ䜏㻔ᑟయ࿘ṍ䜏㻕䛜Ⓨ⏕䛩䜛䛣䛸䛷⇕཰⦰䛻䜘䜛ᅽ⦰ṍ䜏䜢⦆࿴䛧䠈㼀㼏㼟 䜢ୖ᪼䛥䛫䜛䛣䛸䛜ุ䛳䛶䛔䜛䚹䛧䛛䛧䠈㻯㻿 䝁䜲䝹ᑟయ䛻㛵䛧䛶䛿䠈䛹䛾⛬ᗘ䜎䛷ୖ᪼䛩䜛䛛䛿୙᫂䛷䛒䛳䛯䚹䛭䛾䛯䜑䠈㼀㼏㼟 ୖ᪼䛾せᅉ䜢ホ౯䛩䜛䛯䜑䛻䛿䠈㏻㟁᫬䛾ᑟయ࿘ṍ䜏䜈䛾ᙳ㡪䜢ホ౯䛩䜛ᚲせ䛜䛒䜛䚹㻌ᮏሗ䛷䛿 㻵㼀㻱㻾䞉㻯㻿 䝁䜲䝹㐠㌿᮲௳䛷䛾 㻯㻿 ᑟయ⾲㠃䛾࿘ṍ䜏䛻╔┠䛧䠈㻯㻿 䜲䞁䝃䞊䝖䝁䜲䝹⏝ᑟయ䛾ᶵᲔ≉ᛶ䜢ṍ䜏䝀䞊䝆ἲ䛻䜘䜚ィ 䠈ホ౯䛧䛯䚹㻌㻌㻞䠊ヨ㦂యཬ䜃ヨ㦂᮲௳㻌
ヨ㦂⿦⨨䛾୍㒊䛷䛒䜛 㻯㻿㻹㻯㻌 㻔㻯㻿 䝰䝕䝹䞉䝁䜲䝹㻕䛿䠈┤ᚄ⣙ 㻝㻚㻢㼙 䛷᭱኱ 㻝㻟㼀 䜢Ⓨ⏕䛩䜛䛣䛸䛜䛷䛝䜛䚹䜎䛯䠈ヨ㦂⿦⨨䛻ྜ䜟䛫䛶 㻯㻿㻵㻌 㻔㻯㻿 䜲䞁䝃䞊䝖㻕䝁䜲䝹⏝ᑟయ䜢〇స䛧䛯䚹㻯㻿㻵 䝁䜲䝹⏝ᑟయ䛿㛗䛥⣙ 㻠㻜㼙 䛾ᑟయ䜢┤ᚄ⣙ 㻝㻚㻡㼙 䛾 㻝 ᒙ㻥 䝍䞊䞁䛷䝁䜲䝹໬䛧䛯䜒䛾䛷䛒䜛䚹䛣䜜䜢 㻯㻿㻹㻯 ヨ㦂⿦⨨䛻⤌䜏㎸䜏䠈ᾮయ䝦䝸䜴䝮 ᗘ⎔ቃୗ䛷ヨ㦂䜢ᐇ᪋䛧䛯䚹䛺䛚䠈㻯㻿㻵 䝁䜲䝹ཬ䜃 㻯㻿㻹㻯 䛿෭༷䠈᪼ ཬ䜃㏻㟁᫬䛾Ᏻᐃ≧ែ䜢ಖᣢ䛩䜛䛯䜑䛻䠈ึᮇ෭༷๓䛻ᐊ ୰䛷ୖ䞉ୗ䝣䝷䞁䝆䛸䝁䜲䝹䜢ᅛᐃ䛩䜛䛯䜑䛾 㻝㻢 ᮏ䛾 㻯㻿㻵 䝍䜲䝻䝑䝗䛻ᘬᙇணⲴ㔜䜢䛭䜜䛮䜜ᆒ୍䛻㈇Ⲵ䛧䛯䚹㻌㻯㻿㻵 ヨ㦂䛷䛿 㻱㻻㻮 ᮲௳䠄㻝㻞㻚㻡㼀䠈㻠㻡㻚㻝㼗㻭 ㏻㟁䠅䛾⧞䜚㏉䛧
㏻㟁䜢⾜䛔䠈௵ព䛾㏻㟁䝃䜲䜽䝹䛷䝃䜲䜽䝹ヨ㦂䜢୰᩿䛧䠈㻵㻹 ᮲௳䠄㻝㻟㼀䠈㻠㻜㻚㻜㼗㻭 ㏻㟁䠅䛷 㼀㼏㼟 ᐃ䛾䛯䜑䛾㏻㟁䜢⾜䛳䛯䚹䛺䛚䠈䝃䜲䜽䝹ヨ㦂㏵୰䛷᪼ 䞉෭༷㻔㼃㼁㻯㻰㻕䜢 㻟 ᅇᐇ᪋䛧䛯䚹䛥䜙䛻䠈㻱㻻㻮䠈㻵㻹 ᮲௳௨እ䛻䜒㏻㟁ヨ㦂 㻝㻢㻘㻜㻜㻜 䝃䜲䜽䝹㐩ᡂᚋ䛻 㻯㻿㻵 䝁䜲䝹㏫㏻㟁䠄㻝㻟㼀䠈㻙㻡㻜㼗㻭 ㏻㟁䠅➼䛾」ᩘ᮲௳䛷㏻
㟁䜢⾜䛳䛶䛔䜛䚹ṍ䜏ィ 䛿䝁䜲䝹࿘᪉ྥṍ䜏㻔⾲㠃 㻣 䞄ᡤ㻕ཬ䜃 㻯㻿㻵 䝍䜲䝻䝑䝗㻔㻝㻢 ᮏ㻕䛾୰ኸ⾲㠃䛻䛚䛡䜛㍈ṍ䜏䜢ṍ䜏䝀䞊䝆ἲ䛻䜘䜚䛭䜜䛮䜜ィ 䛧ࡓ䚹ᅗ 㻝 䛻 㻯㻿㻵 䝁䜲䝹ཬ䜃㻯㻿㻹㻯 䛾ᴫ␎ᅗ䜢♧䛩䚹㻌㻌㻟䠊ヨ㦂⤖ᯝ㻌㏻㟁䝃䜲䜽䝹㏵୰䛷䝃䜲䜽䝹ヨ㦂䜢୰᩿䛧䠈㻵㻹 ᮲௳㏻㟁ಖᣢ᫬䛾ṍ䜏䜢 ᐃ䛧䛯⤖ᯝ䜢䠈㻯㻿㻵 䝁䜲䝹࿘ṍ䜏䛸⧞㏉䛧ᩘ䛷䜎䛸䜑䛯 㻿㻙㻺 ⥺ᅗ䜢ᅗ 㻞 䛻♧䛩䚹ึᮇ䝃䜲䜽䝹䛷䛿䝁䜲䝹ୖୗ㒊䛷⣙ 㻟㻜㻜㼜㼜㼙䠈୰ኸ㒊 㻡 䞄ᡤ䛷⣙ 㻣㻜㻜㼜㼜㼙 䛷䛒䛳䛯䚹ヨ㦂⤊஢䜎䛷䛾ṍ䜏䛾ኚ఩䛿 㻣 䞄ᡤ඲䛶䛷ᘬᙇഃ䛻ቑຍ䛧䠈䛭䛾⌧㇟䛿᪼ 䞉෭༷๓ᚋ䛷ኚື䛩䜛䛣䛸䜢☜ㄆ䛧䛯䚹䜎䛯䠈㏻㟁ヨ㦂 㻝㻢㻘㻜㻜㻜 䝃䜲䜽䝹㐩ᡂᚋ䛻ᐇ᪋䛧䛯 㻯㻿㻵 䝁䜲䝹㏫㏻㟁
ᚋ䛾 㻵㻹 ᮲௳䛻䛚䛔䛶䜒ഹ䛛䛷䛿䛒䜛䛜ᘬᙇഃ䛻ቑຍ䛩䜛ഴྥ䜢♧䛧䛯䚹㻌㻵㻹 ᮲௳䛷䛾ྛ 㻯㻿㻵 䝍䜲䝻䝑䝗䛾ṍ䜏ศᕸ ᐃ⤖ᯝ䜢ᅗ 㻟䛻♧䛩䚹䝍䜲䝻䝑䝗㻏㻝㻢 䜢㝖䛟 㻝㻡 ᮏ䛿ᴫ䛽ᆒ➼䛻ᘬᙇṍ䜏䛜⏕䛨䛶䛔䜛䛣䛸䜢☜ㄆ䛧䛯䚹䜎䛯䠈⧞䜚㏉䛧㏻㟁䠈᪼ 䞉෭༷ཬ
䜃㏫㏻㟁➼䛻䜘䜛ṍ䜏䛾ⴭ䛧䛔ኚ໬䛿ㄆ䜑䜙䜜䛺䛛䛳䛯䚹㻌㻲㼕㼓㻚㻝㻌㻿㼏㼔㼑㼙㼍㼠㼕㼏㻌㼐㼞㼍㼣㼕㼚㼓㻌㼛㼒㻌㻯㻿㻵㻌㻯㼛㼕㼘㻌㼍㼚㼐㻌㻯㻿㻹㻯㻌㻌㻌㻲㼕㼓㻚㻞㻌㻿㻔㻿㼠㼞㼍㼕㼚㻕㻙㻺㻌㼐㼕㼍㼓㼞㼍㼙㻌㼍㼠㻌㻵㻹㻌㼏㼛㼚㼐㼕㼠㼕㼛㼚㻌㻌㻌㻲㼕㼓㻚㻟㻌㻿㼠㼞㼍㼕㼚㻌㼐㼕㼟㼠㼞㼕㼎㼡㼠㼕㼛㼚㻌㼛㼒㻌㼀㼕㼑㻌㼞㼛㼐㼟㻌㼍㼠㻌㻵㻹㻌㼏㼛㼚㼐㼕㼠㼕㼛㼚㻌㻌㻠䠊䜎䛸䜑㻌㼀㼏㼟 ୖ᪼䛾せᅉ䛸⪃䛘䜙䜜䛶䛔䜛 㻯㻿 䝁䜲䝹ᑟయ㏻㟁᫬䛾ᑟయ࿘ṍ䜏䠈⧞䜚㏉䛧㏻㟁ཬ䜃 㻟 ᅇ䛾᪼ 䞉෭༷䛻䜘䜛ᙳ㡪䜢ᐃ㔞ⓗ䛻☜ㄆ䠈ホ౯䛩䜛䛣䛸䛜䛷䛝䛯䚹䜎䛯䠈௒ᅇ䛾ヨ㦂⤖ᯝ䛛䜙䠈䝥䝷䝈䝬㟁ὶ䜢ὶ䛩䛯䜑䛻୙ྍḞ䛺 㻯㻿 䝁䜲䝹䛾Ᏻᐃືస䜢☜ㄆ䛩䜛䛣䛸䛜䛷䛝䛯䚹̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-p10ITER CS インサート㻵㼀㻱㻾㻌㻯㻿 䜲䞁䝃䞊䝖䛾ヨ㦂⤖ᯝ㻌 䇵㻌 ヨ㦂᪉ἲ㻌 㻙㻌㼀㼑㼟㼠㻌㻾㼑㼟㼡㼘㼠㼟㻌㼛㼒㻌㻯㻿㻌㻵㼚㼟㼑㼞㼠㻌㼒㼛㼞㻌㻵㼀㻱㻾㻌䇵㻌㼀㼑㼟㼠㻌㻹㼑㼠㼔㼛㼐㻌㻙㻌♒㔝㻌 㧗᫂䠈㻌 Ἑ㔝㻌 ຾ᕫ㻘㻌 ᑿ㛵㻌 ⚽ᑗ㻘㻌 㰺⸨㻌 ᚭ㻘㻌 ྡཎ㻌 ၨ༤㻘㻌 ㄶゼ㻌 ཭㡢㻘㻌 ୗ㔝㻌 ㈉㻘㻌 ᾏ⪁⃝㻌 ᪼㻘㻌 బ⸨㻌 ⛱㻘㻌 㻌Ᏹ㔝㻌 ᗣᘯ㻘㻌 ᕝᓮ㻌 ຮ㻘㻌 す㔝㻌 ඞᕭ㻘㻌 ᒣᓮ㻌 ஽㻘㻌 ᒣ㷂㻌 ᩗኴ㻘㻌 㧗ᶫ㻌 Ⰻ࿴㻘㻌 ᕸ㇂㻌 ჆ᙪ䠄ཎᏊຊᶵᵓ䠅㻌㻵㻿㻻㻺㻻㻌㼀㼍㼗㼍㼍㼗㼕䠈㻌 㻷㻭㼃㻭㻺㻻㻌㻷㼍㼠㼟㼡㼙㼕㻘㻌㻻㼆㻱㻷㻵㻌㻴㼕㼐㼑㼙㼍㼟㼍㻘㻌㻿㻭㻵㼀㻻㻌㼀㼛㼞㼡㻘㻌㻺㻭㻮㻭㻾㻭㻌㼅㼛㼟㼔㼕㼔㼕㼞㼛㻘㻌㻿㼁㼃㻭㻌㼀㼛㼙㼛㼚㼑㻘㻌㻿㻴㻵㻹㻻㻺㻻㻌㻹㼕㼠㼟㼡㼓㼡㻘㻌㻱㻮㻵㻿㻭㼃㻭㻌㻺㼛㼎㼛㼞㼡㻘㻌㻿㻭㼀㻻㻌㻹㼕㼚㼛㼞㼡㻘㻌㼁㻺㻻㻌㼅㼍㼟㼡㼔㼕㼞㼛㻘㻌㻷㻭㼃㻭㻿㻭㻷㻵㻌㼀㼟㼡㼠㼛㼙㼡㻘㻌㻺㻵㻿㻴㻵㻺㻻㻌㻷㼍㼠㼟㼡㼙㼕㻘㻌㼅㻭㻹㻭㼆㻭㻷㻵㻌㼀㼛㼞㼡㻘㻌㼅㻭㻹㻭㼆㻭㻷㻵㻌㻷㼑㼕㼠㼍㻘㻌㼀㻭㻷㻭㻴㻭㻿㻴㻵㻌㼅㼛㼟㼔㼕㼗㼍㼦㼡㻘㻌㻺㼁㻺㻻㼅㻭㻌㼅㼛㼟㼔㼕㼔㼕㼗㼛㻌㻔㻶㻭㻱㻭㻕㻌㻱㻙㼙㼍㼕㼘㻦㻌㼕㼟㼛㼚㼛㻚㼠㼍㼗㼍㼍㼗㼕㻬㼖㼍㼑㼍㻚㼓㼛㻚㼖㼜㻌
CS Model Coil Test Facility

Test Coil (CS Insert)

Cryogenic System
Dia.
1.5m

CS Model CoilHe Refrigerator / Liquefier
5 kW at 4.5K or 800 L/hr

Insert the test coil
into the CS Model CoilCold Circulation Pump
0.8kg/s at 4.5K 0.6MPa
Liquid Helium Tank
20,000 little㻯㻿㻌㻵㼚㼟㼑㼞㼠䞉 㻭㼏㼠㼡㼍㼘㻌㻯㻿㻌㼏㼛㼚㼐㼡㼏㼠㼛㼞䞉 㻝㻚㻡㻌㼙㻌㼐㼕㼍㼙㼑㼠㼑㼞䞉 㻠㻚㻡㻌㼙 㼔㼑㼕㼓㼔㼠䞉 㻠㻜㻌㼙㻌㼏㼛㼚㼐㼡㼏㼠㼛㼞㻌㼘㼑㼚㼓㼠㼔䞉 㻿㼕㼚㼓㼘㼑㻌㼘㼍㼥㼑㼞㻘㻌㻥㻌㼠㼡㼞㼚㼟DC Power Supply System㻯㻿 㻹㼛㼐㼑㼘㻌㻯㼛㼕㼘㻵㻰㻦 㻝㻚㻢㻌㼙㻯㼡㼞㼞㼑㼚㼠 㻠㻢㻌㼗㻭㻻㻰㻦 㻟㻚㻢㻌㼙㻲㼕㼑㼘㼐㻦㻌㻌㻝㻟 㼀㻴㼑㼕㼓㼔㼠㻦 㻞㻚㻤㻌㼙

Coil Protection
䞉50kA, 10kV

DC Power Supply
䞉50 kA, 15 V

Coil Protection
䞉70kA, 1.5kV

DC Power supply
䞉70 kA, 12 V㻲㼕㼓㻚㻝㻌㼀㼑㼟㼠㻌㻯㼛㼕㼘㻌㼍㼚㼐㻌㼀㼑㼟㼠㻌㻲㼍㼏㼕㼘㼕㼠㼥㻲㼕㼓㻚㻞㻌㻵㼚㼟㼠㼞㼡㼙㼑㼚㼠㼍㼠㼕㼛㼚㻌㼛㼒㻌㼠㼔㼑㻌㻯㻿㻌㼕㼚㼟㼑㼞㼠㻌㼏㼛㼕㼘㻟㻡㻜㻝㼟㼠㻌㼃㼁㻯㻰
㻌㻯㻿㻌㻵㼚㼟㼑㼞㼠㻌㻯㻿㻹㻯㻌㻝㼟㼠㻌㻸㼍㼥㼑㼞㻌㻯㻿㻹㻯㻌㻞㼚㼐㻌㻸㼍㼥㼑㼞㻌㻯㻿㻹㻯㻌㻝㻤㼠㼔㻌㻸㼍㼥㼑㼞㻟㻜㻜㼀㼑㼙㼜㼑㼞㼍㼠㼡㼞㼑㻌㻔㻷㻕㻝䠊䛿䛨䜑䛻㻌
ཎᏊຊᶵᵓ䛷䛿 㻵㼀㻱㻾㻌 ୰ᚰ䝋䝺䝜䜲䝗㻔㻯㻿㻕⏝ᑟయ䛾ㄪ㐩䜢㐍䜑䛶䛚䜚䚸௒ᅇ䚸䛭䛾㉸ఏᑟᛶ⬟䜢 㻯㻿 䝰䝕䝹䞉䝁䜲䝹ヨ㦂⿦⨨䜢⏝䛔䛶ホ౯䛧䛯䚹ヨ㦂䝁䜲䝹㻔㻯㻿 䜲䞁䝃䞊䝖㻕䛿䚸ᐇᶵ㻯㻿 ᑟయ⣙ 㻠㻜㼙 䜢⏝䛔䛯 㻝 ᒙ 㻥 䝍䞊䞁䛾䝁䜲䝹㼇㻝㼉䛷䚸㻯㻿 䝰䝕䝹䞉䝁䜲䝹䛾ෆഃ䛻ᤄධ䛧䛶ヨ㦂䛧䛯㻔ᅗ 㻝㻕䚹ᑟయ䛾ᛶ⬟ホ౯䛿䚸䛣䜜䜎䛷䝇䜲䝇䛾 㻿㼁㻸㼀㻭㻺 ヨ㦂⿦⨨䜢⏝䛔䛶⾜䛳䛶䛝䛯䛜䚸䛭䛾㧗☢ሙ㒊䛜⣙ 㻜㻚㻠㼙 䛸᭱⤊᧍䜚䝢䝑䝏⛬ᗘ䛷䛒䜛䛾䛻ᑐ䛧䛶䚸ᮏヨ㦂䛷䛿 㻝㻜㼙 ௨ୖ䛾⠊ᅖ䛜㧗☢ሙ㒊䛻䛒䜚䚸䜘䜚ಙ㢗ᛶ䛾䛒䜛 ᐃ䛜䛷䛝䜛䚹㻿㼁㻸㼀㻭㻺 ヨ㦂㼇㻞㼉䛸ྠᵝ䛻䚸ᮏヨ㦂䛷䜒 㻝㻢㻜㻜㻜 ᅇ䛾⧞䜚㏉䛧㏻㟁䚸㻟 ᅇ䛾ᐊ 䜎䛷䛾⇕ᒚṔ䜢⾜䛔䚸ศὶ㛤ጞ ᗘ㻔㼀㼏㼟㻕䛾ኚ໬䜢 ᐃ䛧䛯䚹ヨ㦂㛗䛥௨እ䛾 㻿㼁㻸㼀㻭㻺 ヨ㦂䛸䛾㐪䛔䛸䛧䛶䛿䚸☢ሙ䛜 㻝㻟㼀 䛷䛒䜛䛣䛸䚸ヨ㦂䝁䜲䝹䛜䝣䞊䝥ຊ䛻䜘䜚ṍ䜐䛣䛸䛾 㼀㼏㼟 䜈䛾ᙳ㡪䚸ཬ䜃䜽䜶䞁䝏ヨ㦂䛷䛒䜛㼇㻟㼉䚹㻵㼀㻱㻾 䛾 㻯㻿 䛾ᐃ᱁᮲௳䛸䛧䛶䛿䚸ึᮇບ᫬㻔㻵㻹㻕䛾 㻝㻟㼀㻘㻌 㻠㻜㼗㻭 䛸䚸䝥䝷䝈䝬⇞↝⤊஢᫬㻔㻱㻻㻮㻕䛾 㻝㻞㻚㻡㼀㻘㻌㻠㻡㻚㻝㼗㻭 䛾 㻞 ✀㢮䛜䛒䜛䚹ᮏヨ㦂䛿 㻞㻜㻝㻡 ᖺ 㻟 ᭶䛛䜙 㻣 ᭶䛻䛛䛡䛶ᐇ᪋䛧䛯䚹ᮏ✏䛷䛿䚸䛣䜜䜙䛾ヨ㦂᪉ἲ䛻䛴䛔䛶ሗ࿌䛩䜛䚹㼀㼏㼟䚸ᶵᲔ≉ᛶ䚸䜽䜶䞁䝏ヨ㦂䚸ㄏᑟຍ⇕ᰯṇ䛾ヨ㦂⤖ᯝ䛻䛴䛔䛶䚸ᮏ䝉䝑䝅䝵䞁ෆ䛷ㅮ₇䛜䛒䜛䚹㻌㻞䠊ヨ㦂᪉ἲ㻌㻯㻿 䜲䞁䝃䞊䝖䛾ィ ⣲Ꮚ䛾㓄⨨䜢 㻲㼕㼓㻚㻌 㻞 䛻♧䛩䚹 ᗘ䝉䞁䝃䞊䛿 㻤 ಶ䚸ṍ䜏䝀䞊䝆䛿 㻣 ಶ䚸ᑟయୖ䛻ྲྀ௜䛡䛯䚹䝇䝍䞊㟁ᅽ䝍䝑䝥䛸䛿䚸ྠ୍᩿㠃ෆ䛻 㻢 Ⅼ㓄⨨䛧䛯㟁ᅽ䝍䝑䝥䜢ព࿡䛧䚸䝃䝹䝍䞁ヨ㦂䛷⏝䛔䛶䛔䜛㟁ᅽ ᐃ䛸ྠ䛨᪉ἲ䛷ᐃ䛩䜛䛯䜑䛻ྲྀ௜䛡䛯䚹㻌㼀㼏㼟 ᐃ䛿䚸䜘䜚 㼀㼏㼟 䛜ప䛔 㻵㻹 ᮲௳䛷୺䛻ᐇ᪋䛧䚸㻯㻿 䜲䞁䝃䞊䝖䛾෭፹౪⤥ ᗘ䜢ୖ䛢䚸㟁ᅽⓎ⏕䚸 ᗘཬ䜃ṍ䜏䜢ᐃ䛩䜛䛣䛸䛷ồ䜑䛯䚹୍᪉䚸⧞㏉䛧㏻㟁䛿䚸㟁☢ຊ䛜኱䛝䛔 㻱㻻㻮 ᮲௳䛷ᐇ᪋䛧䚸㻯㻿 䝰䝕䝹䞉䝁䜲䝹䛜Ⓨ⏕䛩䜛☢ሙ୰䛷䚸㻯㻿 䜲䞁䝃䞊䝖䜢 㻜㼗㻭 䛛䜙 㻠㻡㻚㻝㼗㻭 䜎䛷 㻡㼗㻭㻛㼟 䛷㏻㟁䛧䛯䚹㻌⇕ᒚṔ䜢୚䛘䜛㻔㼃㼁㻯㻰㻕ヨ㦂䛿䚸㻯㻿 䝰䝕䝹䞉䝁䜲䝹䜒᪼䛩䜛䛸⣙ 㻟 䞄᭶᥃䛛䜛䛣䛸䛛䜙䚸㻯㻿 䜲䞁䝃䞊䝖䛾䜏䜢᪼ 䛩䜛䛣䛸䛻䜘䜚ᮇ㛫䜢኱ᖜ䛻ῶ䜙䛩䛣䛸䜢ィ⏬䛧䚸௒ᅇึ䜑䛶ᐇ᪋䛧䛯䚹䜎䛪䚸㻯㻿 䝰䝕䝹䞉䝁䜲䝹䜢෭෾ᶵ䛛䜙ษ䜚㞳䛧䚸㻯㻿 䜲䞁䝃䞊䝖䛾䜏෭෾ᶵ䜢⏝䛔䛶䚸㻯㻿 䜲䞁䝃䞊䝖䛾ᑟయཬ䜃ධฟ䛾ᗘᕪ䜢 㻡㻜㻷 ௨ෆ䛻ไᚚ䛧䛺䛜䜙᪼ 䛧䛯䚹䛣䛾⇕ᒚṔ䜢 㻞㐌㛫䛻⣡䜑䜛䛯䜑䛻䛿䚸㻯㻿 䝰䝕䝹䞉䝁䜲䝹䛾 ᗘୖ᪼䜢 㻤㻜㻷⛬ᗘ䛻ᢚ䛘䜛ᚲせ䛜䛒䜚䚸㻟㻜㻜㻷 䜎䛷䛾᪼ ᮇ㛫䜢 㻟 ᪥䛸ィ⏬
䛧䛯䚹䛣䜜䜢㐩ᡂ䛩䜛䛯䜑ẚ⇕䛜኱䛝䛟䛺䜛 ᗘ㡿ᇦ䛷䛿䚸㏻
㟁ຍ⇕䜢㏣ຍ䛧䛯䚹㻲㼕㼓㻚㻟 䛻᭱ึ䛾 㼃㼁㻯㻰 ᫬䛾 ᗘ䜢♧䛩䚹㻯㻿 䜲䞁䝃䞊䝖䛾 ᗘ䛿䝉䞁䝃䞊䛻䜘䜛 ᐃ್䚸㻯㻿 䝰䝕䝹䞉䝁䜲䝹䛾ྛᒙ䛾 ᗘ䛿䚸᢬ᢠ್䛛䜙᥮⟬䛧䛶ồ䜑䛯䚹㻌㟁☢ຊ䛻䜘䜛䝁䜲䝹䛾ṍ䜏䛜 㼀㼏㼟 䛻ཬ䜌䛩ᙳ㡪䜢ホ౯䛩䜛䛯䜑䚸☢ሙ䛿 㻝㻟㼀 䛸䛧䛶㟁ὶ್䜢ኚ䛘 㼀㼏㼟 䜢 ᐃ䛧䛯䚹⠊ᅖ䜢ᗈ⠊ᅖ䛻䛸䜛䛯䜑䚸㻯㻿 䜲䞁䝃䞊䝖䛿㏫᪉ྥ䛻䜒㏻㟁䛧䛯䚹㻌䜽䜶䞁䝏ヨ㦂䛿䚸㟁ὶ್䛜㧗䛔 㻱㻻㻮 ᮲௳䛷୺䛻ᐇ᪋䛧䚸䝁䜲䝹୰ኸ䛻㓄⨨䛧䛯ㄏᑟ䝠䞊䝍䛷ᑟయຍ⇕䛧䚸䜽䜶䞁䝏䜢⏕䛨䛥䛫䛯䚹䜽䜶䞁䝏ᚋᣲື䜢 ᐃ䛩䜛䛯䜑䚸᭱኱ 㻣 ⛊䚸ಖㆤືస䜢㐜䜙䛫䛯ヨ㦂䜢ᐇ᪋䛧䛯䚹ㄏᑟ䝠䞊䝍䛻䜘䜛ධ⇕㔞䜢ồ䜑䜛䛯䜑䚸ู㏵䚸ᰯṇ䝃䞁䝥䝹䜢〇స䛧䚸ヨ㦂䛧䛯䚹㻌

㻞㻡㻜
㻞㻜㻜

㻯㻿㻹㻯㻌㼣㼍㼟㻌㼏㼛㼚㼚㼑㼏㼠㼑㼐㼣㼕㼠㼔㻌㻾㼑㼒㼞㼕㼓㼑㼞㼍㼠㼛㼞㻾㼑㼟㼕㼟㼠㼕㼢㼑㼔㼑㼍㼠㼕㼚㼓

㻝㻡㻜
㻝㻜㻜
㻡㻜
㻜
㻜

㻞㻜

㻠㻜

㻢㻜

㻤㻜

㻝㻜㻜

㻝㻞㻜

㼀㼕㼙㼑㻌㻔㼔㼞㻕㻲㼕㼓㻚㻟㻌 㼀㼑㼙㼜㼑㼞㼍㼠㼡㼞㼑㻌 㼜㼞㼛㼜㼑㼞㼠㼕㼑㼟㻌 㼐㼡㼞㼕㼚㼓㻌 㼣㼍㼞㼙㻙㼡㼜㻌㼍㼚㼐㻌㼏㼛㼛㼘㻙㼐㼛㼣㼚㻌㼛㼒㻌㻯㻿㻌㼕㼚㼟㼑㼞㼠㻌㼛㼚㼘㼥㻌㻔㼃㼁㻯㻰㻕㻚㻌ཧ⪃ᩥ⊩㻌㻝㻚㻌 㼀㻚㻌 㻵㼟㼛㼚㼛㻘㻌 㼑㼠㻌 㼍㼘㻚㻦㻌 㻵㻱㻱㻱㻌 㼀㼞㼍㼚㼟㻚㻌 㻻㼚㻌 㻭㼜㼜㼘㻚㻌 㻿㼡㼜㼑㼞㼏㼛㼚㼐㻚㻘㻌 㻞㻡㻌㻔㻞㻜㻝㻡㻕㻌 㻌 㻠㻞㻜㻝㻜㻜㻠㻌㻞㻚㻌 㼅㻚㻌㻺㼍㼎㼍㼞㼍㻘㻌㼑㼠㻌㼍㼘㻚㻦㻌㻭㼎㼟㼠㼞㼍㼏㼠㼟㻌㼛㼒㻌㻯㻿㻿㻶㻌㻯㼛㼚㼒㼑㼞㼑㼚㼏㼑㻘㻌㼂㼛㼘㻚㻌㻤㻣㻌㻔㻞㻜㻝㻟㻕㻌㼜㻚㻝㻤㻡㻌㻟㻚㻌 㻌㼀㻚㻌 㻵㼟㼛㼚㼛㻘㻌 㼑㼠㻌 㼍㼘㻚㻦㻌 㻭㼎㼟㼠㼞㼍㼏㼠㼟㻌 㼛㼒㻌 㻯㻿㻿㻶㻌 㻯㼛㼚㼒㼑㼞㼑㼚㼏㼑㻘㻌 㼂㼛㼘㻚㻌 㻤㻤㻌㻔㻞㻜㻝㻟㻕㻌㼜㻚㻝㻟㻌̿̿

第92回

2015年度秋季低温工学・超電導学会

3B-p11ITER CS インサート㻵㼀㻱㻾㻌 㻌 㻯㻿 䜲䞁䝃䞊䝖䝁䜲䝹䛾ㄏᑟຍ⇕ヨ㦂㻌㻵㼚㼐㼡㼏㼠㼕㼢㼑㻌㻴㼑㼍㼠㼕㼚㼓㻌㼀㼑㼟㼠㻌㼛㼒㻌㻵㼀㻱㻾㻌㻯㻿㻌㻵㼚㼟㼑㼞㼠㻌㻯㼛㼕㼘㻌

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第92回

2015年度秋季低温工学・超電導学会