‫ڥ؀ࣨػࢉܭ‬ใࠂ—ͦͷұ—⅖઒๎‫ل‬‫ܭ‬ଌɾ੍‫ٕޚ‬ज़ࢧԉࣨ ‫؍‬ଌٕज़άϧʔϓ֓ཁߴ౓ͳ‫ػࢉܭ‬γεςϜ͕ઃஔ͞Ε͍ͯΔ‫ڞॴڀݚ‬ಉ‫ ؗ‬I 402 ࣨʹɺ໊‫ݹ‬԰େֶӉ஦஍‫ػࢉܭॴڀݚڥ؀ٿ‬ҕһձͷԼɺԹ࣪౓‫ܭ‬Λઃஔ͠ɺ௕೥‫ܭ‬ଌ͖ͯͨ͠ɻۭௐ‫ʹػ‬ΑΓࣨԹ੍‫͞ͳ͕ޚ‬Ε͓ͯΓɺಉࣨͷࣨԹ͸ɺ‫ػࢉܭ‬γεςϜͷӡ༻ʹ΄΅ࢧোͷͳ͍ൣғ಺ʹ͋Δ͜ͱ͕֬ೝͰ͖ͨɻ͔͠͠ɺ੒Γߦ͖ͷ૬ର࣪౓͸ɺ‫ػࢉܭ‬γεςϜͷਪ঑஋Λେ͖͘ҳ୤͍ͯ͠Δ͜ͱ͕൑໌ͨ͠ɻ҆ఆӡ༻ʹ͸޷·͘͠ͳ͍ঢ়ଶͱਪଌ͞ΕɺͳΜ͔Βͷ࣪౓੍‫͕ޚ‬ཁ‫͞ٻ‬ΕΔɻ1͸͡Ίʹ໊‫ݹ‬԰େֶӉ஦஍‫ػࢉܭॴڀݚڥ؀ٿ‬ҕһձ͸ɺӉ஦஍‫( ॴڀݚڥ؀ٿ‬ҎԼɺISEE) Ͱͷ‫ڀݚ‬ɾ‫ڭ‬ҭ‫׆‬ಈ΍શࠃ‫ڞ‬ಉར༻ɾ‫ڞ‬ಉ‫ߴͯ͠ͱ఺ڌڀݚ‬଎͔ͭେ༰ྔͷ֎෦‫ه‬Ա૷ஔ‫ॲࢉܭ͍ߴͼٴ‬ཧೳྗͱߴ଎ͳωοτϫʔΫΛ΋ͬͨίϯϐϡʔλγεςϜͷҡ࣋ɾ؅ཧΛ͍ͯ͠Δɻ͜ͷίϯϐϡʔλγεςϜͷओཁ෦͸‫ڞॴڀݚ‬ಉ‫ ؗ‬I 402 ࣨ (ҎԼɺ402 ‫ ʹ )ࣨػࢉܭ‬ISEE ͷ‫ݸ‬ʑͷ‫͕ࣨڀݚ‬อक؅ཧ͍ͯ͠Δ‫ͱͱػࢉܭ‬΋ʹઃஔ͞Ε͓ͯΓɺίϯϐϡʔλγεςϜΛऴ೔ӡ༻͢ΔͨΊʹ͸ɺ402 ‫ࣨػࢉܭ‬ͷࣨԹ΍૬ର࣪౓౳ͷ؅ཧ΋ॏཁͰ͋ΔɻϑϦʔΫʔϦϯάํࣜΛ࠾༻ͨ͠σʔληϯλʔͰ͸ɺߴ૬ର࣪౓Ͱಈ࡞ͤ͞Δͱɺ

controller/adaptor ͷ‫࡞ޡ‬ಈʹΑΓσΟεΫͷ‫ނ‬ো͕େ෯ʹ૿Ճɺ࠷΋େ͖͍ཁҼ͸ࣨԹͰ͸ͳ͘૬ର࣪౓Ͱ͋Δ͜ͱ͕ࢦఠ͞Ε͍ͯΔ [1]ɻ·ͨɺిࢠ෦඼ͳͲͰ࢖༻͞Ε͍ͯΔۚଐ͸ɺ૬ର࣪౓ 60% Ҏ্ʹͳΔͱɺ෗৯଎౓͕ஶ͘͠૿Ճ͢Δ͜ͱ΋ࢦఠ͞Ε͍ͯΔ [2]ɻ‫ʹٯ‬ඇৗʹ‫ס‬૩ͨ͠ঢ়ଶͰ͸ɺ੩ి‫ؾ‬ͷ์ి΍‫ٵ‬ணͳͲʹΑΔ‫࡞ޡ‬ಈ΋‫ݒ‬೦͞ΕΔɻ

402 ‫ ʹࣨػࢉܭ‬Simple Network Management Protocol (ҎԼɺSNMP) ʹରԠͨ͠Թ࣪౓‫ܭ‬Λઃஔ͠ɺ਺೥ʹ౉Γ‫͖ͨͯ͠ࢹ؂‬ͷͰɺ‫ܭ‬ଌ͞ΕͨࣨԹ΍૬ର࣪౓Λใࠂ͢Δɻ2‫ج‬ຊ৘ใ

2.1402 ‫ࣨػࢉܭ‬402 ‫ࣨػࢉܭ‬ͷେ͖͞͸໿ 13m × ໿ 7.5mɺίʔϧυΞΠϧ͸໿ 10m × ໿ 1.5m Ͱ͋Γ (ਤ 1)ɺচ໘ʹ͸λΠϧΧʔϖοτ͕ෑ͔Εɺน͸ߗ࣭ੴߣϘʔυɺఱҪͷࡐ࣭͸ԽহੴߣϘʔυͰ͋ΔɻίʔϧυΞΠϧͱ΢ΥʔϜΞΠϧ͸೉೩ੑͷϏχʔϧΧʔςϯͰ࢓੾ΒΕ͍ͯΔɻEIA ‫֨ن‬ͷ 19-inch rack ͕ 31 ୆ઃஔ͞Εɺ‫ػࢉܭ‬΍ network switch ͳͲ͕֨ೲ͞Ε͍ͯΔɻ

402 ‫ࣨػࢉܭ‬ͷίʔϧυΞΠϧ಺Ͱͷ‫ࡏݱ‬ͷ໨ඪͷࣨԹͱ૬ର࣪౓͸ɺISEE ‫ػࢉܭ‬ҕһձ͕ 402 ‫ػࢉܭ‬ࣨͰӡ༻͍ͯ͠ΔίϯϐϡʔλγεςϜͷ࢓༷͔Βɺਪ঑Թ౓͕ 10 ∼ 35℃ɺ૬ର࣪౓͕ 20 ∼ 80% ͱͳ͍ͬͯΔɻۭௐ‫ػ‬͸೔ཱΞϓϥΠΞϯε‫ࣜג‬ձࣾ FMACS (‫ܕ‬൪ RP-NP450AVDT) ͕ 7 ୆ઃஔ͞Ε͍ͯΔɻۭௐ‫ػ‬ͷॾ‫͍ͯͭʹݩ‬͸ɺද 1 ʹ‫ͨ͠ࡌه‬ɻۭௐ‫ػ‬ͷઃఆԹ౓͸ɺి‫ؾ‬୅ߴಅରࡦͱͯ͠ɺ2022 ೥ΑΓͨͼͨͼਤ 1 402 ‫ࣨػࢉܭ‬ϥοΫϨΠΞ΢τɻࢵ৭ͷ࢛֯ͷ಺ଆ͕͓͓ΑͦͷίʔϧυΞΠϧྖҬΛ͕ࣔ͢ɺೖΓ‫ۙ෇ޱ‬͸ม‫͓ͯ͠ܗ‬Γɺਤͱ͸‫ܗ‬ঢ়͕͜ͱͳΔɻԹ౓ηϯαͷ͓͓Αͦͷઃஔ৔ॴ͸ɺ੕ҹͰࣔ͢ɻ૬ର࣪౓ηϯαͷ͓͓Αͦͷઃஔ৔ॴ͸ɺ‫ؙ‬ҹͰࣔ͢ɻมߋ͓ͯ͠Γ (ද 2)ɺ2023 ೥ 3 ݄‫Ͱࡏݱ‬͸ਧग़ઃఆԹ౓Λ 28.8℃ (ࣨ಺ઃఆԹ౓ 33.8℃) ͱͳ͍ͬͯΔɻ্‫ه‬ͷۭௐ‫ ػ‬7 ୆΁ͷిྗ‫Ͱڅڙ‬ӡ༻͞Ε͍ͯΔओ‫װ‬ͷ഑ઢ༻ःஅ‫ػ‬ͷఆ֨ిྲྀͷ߹‫ܭ‬͸ 650 A Ͱ͋Δɻ

402 ‫ࣨػࢉܭ‬ͷ‫ػࢉܭ‬γεςϜ΁ͷిྗ‫Ͱڅڙ‬ӡ༻͞Ε͍ͯΔओ‫װ‬ͷ഑ઢ༻ःஅ‫ػ‬ͷఆ֨ిྲྀͷ߹‫ܭ‬͸
1000 A Ͱ͋Δɻ
2.2ࣨ಺‫ڥ؀‬ଌఆ૷ஔ402 ‫಺ࣨػࢉܭ‬ͷԹ࣪౓ଌఆʹ͸ɺ2022 ೥Ն·ͰՏଜి‫ࣜגث‬ձࣾͷ RP-483MINI01J Λ࢖༻͠ɺ2022೥Ն͔Β‫ࣜג‬ձࣾΞΠΤεΤΠͷ NE1015H Λ࢖༻͍ͯ͠Δɻଌఆηϯαͷઃஔ৔ॴ͸ɺਤ 1 ʹࣔ͢ɻ

RP-483MINI01J ͷԹ౓ηϯα͸ 4 ͭ͋ΓɺೖΓ‫ۙ෇ޱ‬ͷʰ4PP-2ɾ3ʱϥοΫ಺ଆͷϑϩϯτΑΓ (ҎԼɺrNICE)ɺ
ʰଠཅ 12ʱϥοΫ಺ଆͷϑϩϯτΑΓ (ҎԼɺr12-K)ɺ
ʰଠཅ 18ʱϥοΫ಺ଆͷϑϩϯτΑΓ (ҎԼɺr18f-K) ‫ͼٴ‬ʰଠཅ 18ʱϥοΫͷ‫ํޙ‬ఱ൘ (ҎԼɺr18b-K) ͷ 4 ϲॴʹઃஔ͍ͯͨ͠ɻrNICE, r12-K, r18f-K
͸ίʔϧυΞΠϧଆʹͳΓɺr18b-K ͸΢ΥʔϜΞΠϧଆʹͳΔɻ

RP-483MINI01J ͷ૬ର࣪౓ηϯα͸ɺʰଠཅ 12ʱϥοΫ಺ଆͷϑϩϯτΑΓ (ҎԼɺr12-k) ͱʰଠཅ 18ʱϥοΫ಺ଆͷϑϩϯτΑΓ (ҎԼɺr18-k) ͷ 2 ϲॴʹઃஔ͍ͯͨ͠ɻ͍ͣΕͷηϯα΋ɺίʔϧυΞΠϧଆͷઃஔʹͳΔɻ

NE1015H ͷԹ౓ηϯα͸ɺʰଠཅ 12ʱϥοΫ಺ଆͷϑϩϯτΑΓ (ҎԼɺr12-I) ͱʰଠཅ 18ʱϥοΫ಺ଆͷϑϩϯτΑΓ (ҎԼɺr18-I) ͷ 2 ϲॴʹઃஔ͍ͯ͠ΔɻNE1015H ͷ૬ର࣪౓ηϯα͸Թ౓ηϯαͷۙลʹऔΓ෇͚͓ͯΓɺಉ༷ʹʰଠཅ 12ʱϥοΫ಺ଆͷϑϩϯτΑΓ (ҎԼɺr12-i) ͱʰଠཅ 18ʱϥοΫ಺ଆͷϑϩϯτΑΓ (ҎԼɺr18-i) ͷ 2 ϲॴͱͨ͠ɻ

r12-K ͱ r12-Iɺr18f-K ͱ r18-I ͸͓͓Α͍ͦۙ৔ॴʹઃஔͨ͠ɻr12-K, r12-I, r18f-K, r18-I ෇ۙͷ௨࿏ͷද 1 ӡ༻͞Ε͍ͯΔۭௐ‫( ػ‬FMACS) ͷॾ‫ݩ‬೔ཱΞϓϥΠΞϯε (‫)ג‬‫ࣜܕ‬

RP-NP450AVDT੡଄൪߸UAE0308*

੡଄೥݄

2013-01ి‫ݯ‬ࡾ૬ 200V 50/60 Hzిಈ‫ػ‬ग़ྗ

ѹॖ‫ ༻ػ‬6.0+4.4 kWిಈ‫ػ‬ग़ྗૹ෩‫ ༻ػ‬2.2X2 kWͦͷଞώʔλ33X2 W

ྫྷഔ

R410A 5.0X2 kgྫྷ๪ӡసඪ४ྫྷ٫ೳྗ

45 kW

ফඅిྗ

16.2 kWӡసిྲྀ

50.8 Aྗ཰

92 %࢝ಈిྲྀ࠷େ

202/187 Aද 2 ۭௐ‫ػ‬ઃఆԹ౓มߋ೔

มߋ೔ਧग़ઃఆԹ౓ [℃]ࣨ಺ઃఆԹ౓ [℃]

26.5 → 26.8

31.5 → 31.8

27.0 → 27.3

32.0 → 32.3

2022-06-02
2022 ೥ 6 ݄ୈ 3 ि2022-07-01
2022-07-05
2022 ೥ 7 ݄ୈ 3 ि
2022 ೥ 7 ݄ୈ 5 ि(‫ه‬࿥ͳ͠)
2022 ೥ 12 ݄ୈ 4 ि

26.8 → 27.0
27.3 → 27.5
27.5 → 27.7
27.7 → 28.028.0 → 28.5
28.5 → 28.8

31.8 → 32.0
32.3 → 32.5
32.5 → 32.7
32.7 → 33.0
33.0 → 33.5
33.5 → 33.8

ఱҪʹ͸ۭௐ‫ػ‬ͷྫྷ‫ؾ‬ਧ͖ग़͠‫͕ޱ‬ଘࡏ͢Δɻ

RP-483MINI01JɺNE1015H ͱ΋ʹ SNMP ରԠ (snmp agent) ͓ͯ͠Γɺprivate MIB ͔ΒࣨԹɺ૬ର࣪౓
ͷ஋Λऔಘ͢Δ͜ͱ͕Ͱ͖Δɻ‫ࡏݱ‬ɺ໿ 2 ෼ִؒͰࣨ಺‫ڥ؀‬ଌఆ૷ஔ͔Βଌఆ஋Λ SNMP Ͱऔಘ͠ɺ‫ࢹ؂‬αʔόʹ‫ه‬࿥͍ͯ͠Δɻ

3‫ܭ‬ଌ݁Ռ

3.1

೔มԽ୹‫ؒظ‬ͷมԽΛ֬ೝ͢Δɻ
ਤ 2 ͸ɺ͍ͣΕ΋ 2022 ೥ 7 ݄ 21 ೔͔Β 22 ೔·Ͱͷ 2 ೔ؒͷ‫ܭ‬ଌ͞ΕͨࣨԹΛࣔ͠ɺਤ 2(a) ʹ͸ r12-K
ͱ rNICE ͷԹ౓ηϯαɺਤ 2(b) ʹ͸ r18f-K ͱ r18b-K ͷԹ౓ηϯαɺਤ 2(c) ʹ͸ r12-I ͱ r18-I ͷԹ౓ηਤ 2 2022 ೥ 7 ݄ 21 ೔͔Β 22 ೔·ͰͷࣨԹɻ(a) ͸ r12-K ͱ rNICE ͷԹ౓ηϯαɺ(b) ͸ r18f-K ͱr18b-K ͷԹ౓ηϯαɺ(c) ͸ r12-I ͱ r18-I ͷԹ౓ηϯαͷଌఆ݁ՌΛϓϩοτɻ
ද 3 2022 ೥ 7 ݄ 21 ೔͓Αͼ 22 ೔ͷҰ೔ฏ‫ࣨۉ‬Թͱมಈ෯

date2022-07-212022-07-22Թ౓ηϯα೔ฏ‫ࣨۉ‬Թ [℃]࠷ߴࣨԹ [℃]࠷௿ࣨԹ [℃]

r12-K

26.1

28.1

rNICE

25.8

r18f-Kมಈ෯

ෆภ෼ࢄ

23.6

4.5

1.53

27.7

24.2

3.5

0.43

25.2

28.4

23.2

5.2

1.38

r18b-K

27.6

28.4

26.7

1.7

0.06

r12-I

26.1

28.4

23.3

5.1

2.02

r18-I

25.0

28.7

22.6

6.1

2.14

r12-K

26.1

28.1

23.2

4.9

1.63

rNICE

25.6

27.2

24.0

3.2

0.43

r18f-K

24.9

27.8

22.9

4.9

1.20

r18b-K

27.2

28.0

26.5

1.5

0.12

r12-I

26.1

28.4

22.8

5.6

2.08

r18-I

24.7

28.0

22.4

5.6

1.79

ϯαͷଌఆ݁ՌΛΘ͚ͯϓϩοτͨ͠ɻ͜ͷ‫͚͓ʹؒظ‬Δۭௐ‫ػ‬ͷਧग़ઃఆԹ౓͸ 27.5℃ (ࣨ಺ઃఆԹ౓32.5℃) ͱͳ͍ͬͯΔɻۭௐ‫ʹػ‬ΑͬͯࣨԹ͕͓͓ΉͶ੍‫͞ޚ‬Ε͓ͯΓɺૣேʹ࠷௿ͱͳΓɺਖ਼‫ޕ‬ա͗ʹ࠷ߴͱͳΔ‫ؾ‬ԹͷΑ͏ͳप‫ظ‬తͳ೔มԽ͸ΈΒΕͳ͍ɻۭௐ‫ػ‬ͷྫྷ‫ؾ‬ਧ͖ग़͠‫͍ۙʹޱ‬ɺr12-K, r18f-K, r12-I‫ ͼٴ‬r18-I Ͱ͸ɺࣨԹมಈ͕ܹ͘͠ɺҰ೔ͷؒʹԿ౓΋্Լ͍ͯ͠Δ͜ͱ͕Θ͔ΔɻҰ೔ฏ‫ࣨۉ‬Թ΍ͦͷ೔ͷ࠷ߴࣨԹɺ࠷௿ࣨԹͳͲΛද 3 ʹ͕ࣔͨ͠ɺଌఆͰ͖ͨൣғ಺Ͱͷ஋Ͱ͋Δ͜ͱʹ஫ҙ͢Δඞཁ͕͋Δɻಛʹɺۭௐ‫ػ‬ͷྫྷ‫ؾ‬ਧ͖ग़͠‫͜ͱ͍ۙʹޱ‬ΖͰ͸ɺ‫ه‬࿥͍ͯ͠ͳ͍λΠϛϯάͰɺΑΓߴ͍΋͘͠͸ΑΓ௿͍ࣨԹʹͳ͍ͬͯΔՄೳੑ͕͋Γɺ‫ʹ࣮ݱ‬͸Ұ೔ͷ‫ؾ‬Թมಈ෯͕ৗʹ 5℃ Ҏ্ʹͳ͍ͬͯΔՄೳੑ͕͋Δɻ

r18b-K ͸ɺ΢ΥʔϜΞΠϧɺ‫ػࢉܭ‬Λྫྷ٫ͨ͠‫ޙ‬ͷഉ೤ଆͷࣨԹΛࣔ͢ɻίʔϧυΞΠϧଆΑΓɺฏ‫ۉ‬తʹ͸ࣨԹ͕ 1 ౓Ҏ্ߴ͘ɺҰ೔ͷมಈ෯͸ίʔϧυΞΠϧଆΑΓ‫͍ڱ‬ɻҰ೔ͷؒͷࣨԹมԽͷ܏޲͸ɺۭௐ‫ػ‬ͷϝϯςφϯεͷ࣌‫ظ‬Λআ͖ɺ͓͓Αͦଞͷ‫ؒظ‬΋ಉ༷Ͱ͋Δɻ
ਤ 3 ʹɺಉ͡‫ؒظ‬ͷ૬ର࣪౓Λࣔ͢ɻ૬ର࣪౓ʹ͍ͭͯ΋୹‫ظ‬తͳ೔มԽ͸ΈΒΕͳ͍ɻଞͷ‫ͭʹؒظ‬͍ͯ΋ɺҰ೔ͷؒͷ૬ର࣪౓มԽʹप‫ظ‬ੑΛΈΔ͜ͱ͸೉͍͠ɻࣨԹͱಉ༷ʹҰ೔ฏ‫ͨ͠ۉ‬૬ର࣪౓΍ͦͷ೔ͷ࠷খ૬ର࣪౓ͳͲΛද 4 ʹ͕ࣔͨ͠ɺ࣪౓؅ཧ͸ͳ͞Ε͍ͯͳ͍ͨΊɺr12-i ͷ૬ର࣪౓ηϯαͰ͸

2022 ೥ 7 ݄ 22 ೔ʹɺr18-i ͷ૬ର࣪౓ηϯαͰ͸ 2022 ೥ 7 ݄ 21 ೔͓Αͼ 22 ೔ͱ΋ʹɺ͢Ͱʹ໨ඪͰ͋
Δ 80% Λ௒͍͑ͯΔ͜ͱ͕Θ͔Δɻมಈ෯ʹ͍ͭͯ͸ɺҰ೔ͷؒʹԿ౓΋͓͓Αͦ 30% Λ௒͑Δมಈ͕ΈΒΕɺࣨԹͷมಈΛड͚͍ͯΔɻͳ͓ɺมಈ෯ͳͲͷ܏޲͸‫ق‬અʹΑͬͯҟͳΓɺ࣍અͰ֬ೝ͢Δɻ
ද 4 2022 ೥ 7 ݄ 21 ೔͓Αͼ 22 ೔ͷҰ೔ฏ‫ۉ‬૬ର࣪౓ͱมಈ෯

date2022-07-21

2022-07-22

3.2

มಈ෯ (Ϩϯδ)ෆภ෼ࢄ37.8

34.0

49.91

71.6

43.3

28.3

36.35

60.0

75.4

46.0

29.4

44.55

r18-i

68.7

84.8

52.3

32.5

45.03

r12-k

53.9

76.9

40.0

36.9

55.43

r18-k

58.9

71.9

44.5

27.4

31.30

r12-i

60.8

80.8

46.0

34.8

48.11

r18-i

71.3

86.2

56.2

30.0

35.42

૬ର࣪౓೔ฏ‫ۉ‬૬ର࠷େ૬ର࠷খ૬ର

ηϯα࣪౓ [%]

࣪౓ [%]

࣪౓ [%]

r12-k53.071.8

r18-k56.6

r12-i

೥มԽ

2017 ೥ 1 ݄͔Β 2022 ೥ 12 ݄·Ͱͷ௕‫ظ‬มԽΛ֬ೝ͢Δɻਤ 4(a) ͸ɺ402 ‫ࣨػࢉܭ‬ͷଌఆ஋ͷ೔ฏ‫ࣨۉ‬ԹΛࣔ͠ɺγϟυʔ͸‫ه‬࿥͞Εͨ೔࠷ߴࣨԹͱ
೔࠷௿ࣨԹͷൣғΛද͢ɻՆ‫ʹظ‬΍΍ࣨԹ͕ߴ͘ͳ
Δ܏޲͸͋Δ΋ͷͷɺίʔϧυΞΠϧଆɺ΢ΥʔϜΞΠϧଆ‫ ΅΄ʹڞ‬20℃ ͔Β 30℃ ͷൣғʹ͋Δ͜
ͱ͕Θ͔Δɻ·ͨɺഉ೤ͷ΢ΥʔϜΞΠϧଆͷҰ೔ͷมಈ෯͸ɺ௨೥΄΅ 2℃ ҎԼͱ‫͘ڱ‬ɺ҆ఆ͍ͯ͠Δ͜ͱ͕෼͔ͬͨɻ
ਤ 4(b) ͸ɺ402 ‫ࣨػࢉܭ‬ͷ೔ฏ‫ۉ‬૬ର࣪౓Λࣔ͠ɺγϟυʔ͸‫ه‬࿥͞Εͨ೔࠷େ૬ର࣪౓ͱ೔࠷খ૬ର
࣪౓ͷൣғΛද͢ɻ૬ର࣪౓͸ɺౙʹ͸ 10% ΛԼਤ 3 2022 ೥ 7 ݄ 21 ೔͔Β 22 ೔·Ͱͷ૬ର࣪ճΓɺՆʹ͸ 80% Λ͍͑ͯ͜ΔɻՆ‫ʹظ‬͸ɺ΄΅ຖ౓ɻr12-kɺr18f-kɺr12-i ͱ r18-i ͷ૬ର࣪౓ηϯ೔૬ର࣪౓͕ 60% Ҏ্ʹͳ͍ͬͯΔ͜ͱ΋Θ͔Δɻαͷଌఆ݁ՌΛϓϩοτɻมಈ෯͸ɺౙ‫ظ‬ΑΓՆ‫ظ‬ͷํ͕޿͘ͳ͍ͬͯΔɻ֎෦‫ڥ؀‬ͷࢀߟͱͯ͠ɺಉ‫ؒظ‬ͷ‫ؾ‬৅ி͔Βऔಘͨ͠ AMeDAS ([3]) ͷ໊‫ݹ‬԰ͷ‫ؾ‬Թͱ૬ର࣪౓Λਤ 4(c)
ͱ (d) ʹࣔ͢ɻ402 ‫ࣨػࢉܭ‬ͷ೔ฏ‫ۉ‬૬ର࣪౓ (ਤ 4(b) ͸ɺ໊‫ݹ‬԰ͷ૬ର࣪౓ (ਤ 4(d)) ͱͰ͸ͳ͘ɺ‫ؾ‬Թ(ਤ 4(c)) ͱͷ૬͕ؔΈ͑Δɻ402 ‫ࣨػࢉܭ‬ͷࣨԹ͕͓͓ΑͦҰఆͰ͋Γɺ࣪౓ͷ੍‫ޚ‬Λ͍ͯ͠ͳ͍ͨΊ֎‫ؾ‬ͷ࣪‫͕ͦؾ‬ͷ·· 402 ‫ʹࣨػࢉܭ‬ೖ͖͍ͬͯͯΔ͜ͱ͔Βɺ୯७ʹɺՆ‫ʹظ‬͸ 402 ‫ʹࣨػࢉܭ‬ೖۭͬͨ‫ؾ‬ਤ 4 2017 ೥ 1 ݄͔Β 2022 ೥ 12 ݄·Ͱͷ݁Ռɻ(a) ͸ 402 ࣨ‫ࣨػࢉܭ‬ͷ೔ฏ‫ࣨۉ‬Թͱγϟυʔ͸‫ه‬࿥͞Εͨ࠷ߴࣨԹͱ࠷௿ࣨԹͷൣғɺ(b) ͸ 402 ࣨ‫ࣨػࢉܭ‬ͷ೔ฏ‫ۉ‬૬ର࣪౓ͱγϟυʔ͸‫ه‬࿥͞Εͨ࠷େ૬ର࣪౓ͱ࠷খ૬ର࣪౓ͷൣғɺ(c) ͸‫ؾ‬৅ி AMeDAS ͷ໊‫ݹ‬԰ͷ೔ฏ‫ؾۉ‬Թͱγϟυʔ͸‫ه‬࿥͞Εͨ࠷ߴ‫ؾ‬Թͱ࠷௿‫ؾ‬Թͷൣғ ([3])ɺ(d) ͸‫ؾ‬৅ி AMeDAS ͷ໊‫ݹ‬԰ͷ೔ฏ‫ۉ‬૬ର࣪౓ͱ࠷খ૬ର࣪౓([3])ɺ(e) ͸ 402 ࣨ‫ࣨػࢉܭ‬ͷۭௐ‫ػ‬ͷফඅిྗΛࣔ͢ɻ͕ྫྷ΍͞ΕΔ͜ͱͰɺ૬ର࣪౓্͕ঢ͍ͯ͠Δͱਪଌ͞ΕΔɻਤ 4(e) ͸ɺ402 ‫Ͱࣨػࢉܭ‬ӡ༻͞Ε͍ͯΔۭௐ‫ػ‬ͷҰ೔͋ͨΓͷফඅిྗΛࣔ͢ɻՆ‫ʹظ‬͸ 750kWh Λӽ͑Δ೔͕֬ೝͰ͖Δɻ૬ؔ܎਺Λ‫ٻ‬Ί͍ͯͳ͍͕ɺ‫ؾ‬Թ (ਤ 4(c)) ͕ߴ͍ͱ͖ʹ͸ɺ402 ‫ࣨػࢉܭ‬ͷྫྷ٫ͷͨΊʹۭௐ‫ػ‬ͷফඅిྗ஋ (ਤ 4(e)) ͕ߴ͘ͳΔ͜ͱ͕༰қʹ૝૾Ͱ͖Δɻ

4·ͱΊ
402 ‫ࣨػࢉܭ‬ͷফඅిྗͷσʔλ͕͋Δ 2017 ೥͔Β 2022 ೥·Ͱͷ 5 ೥ؒͷ 402 ‫ࣨػࢉܭ‬ͷ‫ڥ؀‬Λ֬ೝͨ͠ɻࣨԹʹ͍ͭͯ͸ɺՆ‫ʹظ‬΍΍ࣨԹ͕ߴ͘ͳΔ܏޲͸͋Δ΋ͷͷɺ΄΅ 20℃ ͔Β 30℃ ͷൣғʹ͋Γɺ‫ݱ‬ࡏͷ 402 ‫ࣨػࢉܭ‬ͷ໨ඪࣨԹͰ͋Δ 10 ∼ 35℃ Λຬ͍ͨͯ͠Δ͜ͱ͕֬ೝͰ͖ͨɻۭௐ‫ʹػ‬Αͬͯे෼ʹࣨԹ੍‫͞ͳ͕ޚ‬Ε͍ͯΔɻి‫ؾ‬୅ߴಅରࡦ͕‫ٻ‬ΊΒΕ͓ͯΓɺࠓ‫ޙ‬΋ۭௐ‫ػ‬ͷઃఆԹ౓ͷ‫ݟ‬௚͠΍লΤωରԠΛଓ͚Δඞཁ͕͋Δɻ૬ର࣪౓ʹ͍ͭͯ͸ɺͳΜΒ੍‫͞ޚ‬Ε͍ͯͳ͍ͨΊɺౙʹ͸‫סʹ౓ۃ‬૩͠ɺՆʹ͸ߴ࣪ͱͳΓɺ402 ‫ࢉܭ‬‫ࣨػ‬ͷ໨ඪ૬ର࣪౓Λຬ͍ͨͯ͠ͳ͍͜ͱ͕Θ͔ͬͨɻۙ೥ɺ‫ػࢉܭ‬ͷ҆ఆҡ࣋ʹ͸ɺ࣪౓΋े෼ʹߟྀ͢΂͖Ͱ͋Δ͜ͱ͕ࢦఠ͞Ε͓ͯΓɺ402 ‫΁ࣨػࢉܭ‬ͷআՃ࣪‫ػ‬ͷಋೖΛ‫ݕ‬౼͍ͯ͠Δɻࢀߟจ‫ݙ‬[1] Manousakis I., S. Sankar, G. McKnight, T.D. Nguyen, R. Bianchini. (2016). Environmental Conditions
and Disk Reliability in Free-Cooled Datacenters., In Proceedings of 14th USENIX Conference on File andStorage Technologies (FAST 16), Santa Clara, CA, USA, 22-25 February 2016, pp.53-65.
[2] ৿Տ຿, ిࢠ෦඼ͷ෗৯ଛইͱ෼ੳ,http://tri-osaka.jp/group/kikaikinzoku/hyoumen/surface/morikawa/pdf/corr_pdf/tri1.pdf,Ӿཡ)[3] ‫ؾ‬৅ிϗʔϜϖʔδ, ա‫ڈ‬ͷ‫ؾ‬৅σʔλɾμ΢ϯϩʔυ,https://www.data.jma.go.jp/gmd/risk/obsdl/index.php(2023-03-09