Ἑᕝ㡢㡪䝖䝰䜾䝷䝣䜱䞊ἲ䛻䜘䜛ὶ㏿䞉ὶ㔞䛾䝸䜰䝹䝍䜲䝮⮬ືほ 䝅䝇䝔䝮䛾ᵓ⠏ᗈᓥ኱Ꮫ ኱Ꮫ㝔 ᕤᏛ◊✲⛉ᕝす ⃈2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍1◊✲ㄢ㢟䛾⫼ᬒ䛸┠ⓗ¾ 㜵⅏᝟ሗ䞉Ἑᕝ⎔ቃ䛾ほⅬ䛛䜙䚸Ἑᕝὶ㔞ほ 䛿㠀ᖖ䛻㔜せ䚹¾ ኪ㛫䛾ほ 䚸ᛴ⃭䛺Ỉ఩ୖ᪼䚸Ᏻ඲☜ಖ➼䛾ၥ㢟䛷ேຊ䛷䛿ὥỈὶ㔞䜢ほ 䛷䛝䛺䛔ሙྜ䛜䛒䜛䚹¾ ᑡᏊ㧗㱋໬䛻䜘䜛ປാຊ୙㊊䛜㐍䜐୰䛷䚸Ἑᕝὶ㔞䛾⮬ືほᢏ⾡䛾☜❧䛿ႚ⥭䛾ㄢ㢟䚹
¾ ᗈᓥ኱Ꮫ䛷㛤Ⓨ䛧䛯䚸Ἑᕝ㡢㡪䝖䝰䜾䝷䝣䜱䞊䝅䝇䝔䝮䠄㻲㻭㼀㻿䠅䜢⏝䛔䛶Ἑᕝὶ㔞䛾䝸䜰䝹䝍䜲䝮⮬ືほ 䜢ᐇ⌧䛧䚸┬ேຊ໬䞉䝁䝇䝖⦰ῶ䜢䛿䛛䜛䚹¾ Ụ䛾ᕝ䠄ᗈᓥ┴୕ḟᕷ䠅䛷䝸䜰䝹䝍䜲䝮⮬ືほ 䝅䝇䝔䝮䜢ᵓ⠏䞉ᐇᆅヨ㦂䜢ᐇ᪋䚸ᮏ⮬ືほ 䝅䝇䝔䝮䛾᭷ຠᛶ䜢☜ㄆ䛩䜛䚹

2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

2ᚑ᮶䛾Ἑᕝὶ㔞ほἲ䛸䛭䛾ၥ㢟Ⅼ

1. 水位流量曲線法（HQ法）烉ປຊ䛾䛛䛛䜛ከᩘ䛾ὶほ䜢ᐇ᪋䛩䜛ᚲせ䛜䛒䜚䚸ὶ㔞䛾☜ᐃ䛻䛿᫬㛫䜢せ䛩䜛䚹ኪ㛫䛾ฟỈ᫬䛺䛹༴㝤䜢䛸䜒䛺䛖ሙྜ䛜䛒䜛䚹ឤ₻ᇦ䜔⫼Ỉᇦ䚸⦆໙㓄Ἑᕝ䛻䛿୙㐺䚹ேຊ
2.

ADCPィ ἲ䠖䝇䝫䝑䝖ほ 䛻㝈ᐃ䛥䜜䚸㛗ᮇ㐃⥆ほ 䠈ὥỈ᫬䛾ほ䛿ᅔ㞴䚹 ADCP䛾᧯స䛻⩦⇍䛧䛯ㄪᰝဨ䛜ᚲせ䚹ேຊ

3.

H-ADCPィ ἲ䠖ሷỈ㐳ୖ᫬䛻䛿㡢Ἴ䛾ᒅᢡ䚸ὥỈ᫬䛻䛿ᾋ㐟ᅵ◁䛜㞀ᐖ䛸䛺䜛䚹䛣䛖ṇಀᩘ䛜ᚲせ䚹ᗈᖜἙᕝ䜈䛾㐺⏝䛿ᅔ㞴䚹

4.

㉸㡢Ἴఏ᧛᫬㛫ᕪἲ䠖┤㐩㡢⥺䛾䜏䜢฼⏝䛧䛶䛔䜛䛯䜑䚸䛣䛖ṇಀᩘ䛜ᚲせ䚹ὥỈ᫬䛻䛿ᾋ㐟ᅵ◁䜔Ỉ୰㞧㡢䛾䛯䜑䚸ሷỈ㐳ୖ᫬䛻䛿㡢Ἴ䛾ᒅᢡ䛾䛯䜑䛻䚸Ḟ 䛸䛺䜛ሙྜ䛜䛒䜛䚹⿦⨨䛜኱ᆺ䛷㧗౯䚹5.

㟁Ἴὶ㏿ィ䞉䜹䝯䝷⏬ീゎᯒ䠖Ỉ㠃ὶ㏿䛧䛛ᚓ䜙䜜䛺䛔䛯䜑䚸䛣䛖ṇಀᩘ䛜ᚲせ䠄」㞧䛺ὶ㏿ศᕸ䛷䛿⢭ᗘ䛜ฟ䛺䛔䠅䚹ὶ㏿䛜ᑠ䛥䛔ሙྜ䚸ィ 䛜ᅔ㞴䚹⏬ീゎᯒ䛾୍㒊䛿ேຊἙᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

2017/5/24

ὶ㏿

3ᐃ䛾ᇶᮏཎ⌮䠖㉸㡢Ἴఏ᧛᫬㛫ᕪἲୖὶ ї ୗὶ 䜈䛾ఏᦙ᫬㛫䠖

t1 =L
cm + u m(1)ୗὶ ї ୖὶ䜈䛾ఏᦙ᫬㛫䠖t2 =L
cm − u m(2)㡢⥺䛻ἢ䛳䛯ᖹᆒ㡢㏿䛸ᖹᆒὶ㏿:cm =L§1 1 · L¨ + ¸≈
2 ¨© t1 t 2 ¸¹ t m(3)

L § 1 1 · L Δt cm 2um = ¨ − ¸ ≈=Δt2 © t1 t2 ¹ 2 tm 2 2 L䛣䛣䛷䠈t m = (t1 + t 2 ) / 2, Δt = t 2 − t1
2017/5/24

u : 㡢⥺䛻ἢ䛳䛯ὶ㏿ᡂศ
v : ୺ὶ᪉ྥ䛾ὶ㏿ᡂศ
(4)vm = um / cos θ (5)Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍4㉸㡢Ἴὶ㏿ィ(AVM)䛾㡢Ἴ䛾ᒅᢡ䛻䜘䜛ཷಙ㞀ᐖ from a report of USGS

2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍5Ἑᕝ㡢㡪䝖䝰䜾䝷䝣䜱䞊䝅䝇䝔䝮䠄FATS䠅䛾䝤䝺䞊䜽䝇䝹䞊Ἑᕝ䜢ᶓ᩿䛩䜛䜿䞊䝤䝹䛿୙せ50

FATS (3 kg, 5 watt)

30 kHzTransducer Unit㟁※䠖12䡚18 vDC, 5 Wᮏయ㔜㔞䠖3 kg

100 mm

230 mm2017/5/24mm
13255 mmἙᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

240 mm

300 mm

10䡚50 kHz䜎䛷
㛤Ⓨ῭䜏
㐺⏝㡢⥺㛗
50 kHz 150 m䡚500 m
30 kHz 200 m䡚1 km
10 kHz 500 m䡚10 km
6FATS 䛻䜘䜛䝸䜰䝹䝍䜲䝮ὶ㔞䛾⮬ືほ ᴫせAVM䛸␗䛺䜚䚸Ἑᕝ䜢ᶓ᩿䛩䜛䜿䞊䝤䝹䛿୙せ䚹୧ᓊ䛾Ỉ఩䞉㡢㡪䝕䞊䝍䛿䚸↓⥺LAN䝤䝸䝑䝆䛷⮬ືฎ⌮⿦⨨䛻㌿㏦䛥䜜䜛䚹
2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

7FATS 䛾䝸䜰䝹䝍䜲䝮⮬ືほ 䛾ὶ䜜
両岸の無指向性トランスデューサーから上下流方向へ音波を同時発信
・GPS クロックに同期 ・M 系列による位相変調

両岸の音響局における受信波データと水位データをデータ処理ユニットに無線伝送

受信波と M 系列との相互相関を求め、伝播時間を算出

2017/5/24

上下流方向への音波の伝播時間差

断面平均流速上下流方向への伝播時間の平均値

断面平均水温両音響局の水位から流積を算出

河川流量

断面平均流速・水温、流量、水位データのリアルタイム表示

インターネットἙᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

8

ほᆅⅬ

Width=115 m
Depthൎ1.2 m
Bed slopeൎ0.11%

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

2017/5/24

9FATS䛾タᐃෆᐜ

T2T2M⣔ิ䛾ḟᩘ䠖9Ⓨಙ䝟䝹䝇䛾୰ᚰ࿘Ἴᩘ䠖30 kHzⓎಙ䝟䝹䝇㛗䠖51.1 msⓎಙ㛫㝸䠖30 sᖹᆒಶᩘ䠖20 䠄10ศᖹᆒ䠅
Tra
nsm
issio

Flown line

T1Transducer &WL sensor

T1

2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

10ཷಙἼ䞉Ỉ఩䝕䞊䝍䜢ୗὶྑᓊ䛾ฎ⌮⿦⨨䛻㏦ಙ
↓⥺LAN䜰䞁䝔䝘
FATSᮏయ䛾㐽⇕䜻䝱䝡䝛䝑䝖ୖὶᕥᓊഃ

2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍11ཷಙἼ䞉Ỉ఩䝕䞊䝍䜢ฎ⌮⿦⨨䛻㏦ಙ
↓⥺LAN䜰䞁䝔䝘
FATSᮏయ䛾㐽⇕䜻䝱䝡䝛䝑䝖ୗὶྑᓊഃ

2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

12㉸㡢Ἴ䝗䝑䝥䝷䞊ὶ㏿ศᕸィ䠄ADCP䠅䛻䜘䜛ほ ὶ㔞䛛䜙ồ䜑䛯Ỉ఩ὶ㔞᭤⥺䠄RC䠅䛸┦ᑐㄗᕪ

2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

13ほ 䝕䞊䝍䛾䝸䜰䝹䝍䜲䝮⾲♧䠄1᪥ศ䠅

2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍14ᩘ್吞呎吖叏ฟຊ౛㻰㼍㼠㼑㼀㼕㼙㼑 㼃㻸㻝㻌㻔㼙㻕 㼃㻸㻞㻌㻔㼙㻕 㼂㻌㻔㼙㻛㼟㻕 㻽㻌㻔㼙㻟㻛㼟㻕 㼀㻌㻔䉝㻕㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻜㻦㻜㻡 㻝㻠㻣㻚㻝㻣 㻝㻠㻣㻚㻜㻝㻝㻚㻡㻢㻞㻣㻟㻚㻤㻝 㻝㻟㻚㻠㻟㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻜㻦㻝㻜 㻝㻠㻣㻚㻝㻣㻝㻠㻣㻝㻚㻡㻠
㻞㻣㻜㻚㻟㻢 㻝㻟㻚㻠㻞㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻜㻦㻝㻡 㻝㻠㻣㻚㻝㻣 㻝㻠㻢㻚㻥㻥㻝㻚㻡㻢㻞㻣㻟㻚㻢㻢㻝㻟㻚㻠㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻜㻦㻞㻜 㻝㻠㻣㻚㻝㻣 㻝㻠㻢㻚㻥㻥㻝㻚㻡㻥㻞㻣㻥㻚㻤㻡 㻝㻟㻚㻟㻥㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻜㻦㻞㻡 㻝㻠㻣㻚㻝㻣 㻝㻠㻢㻚㻥㻥㻝㻚㻡㻣㻞㻣㻡㻚㻣㻡 㻝㻟㻚㻟㻤㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻜㻦㻟㻜 㻝㻠㻣㻚㻝㻣 㻝㻠㻢㻚㻥㻥㻝㻚㻡㻤㻞㻣㻢㻚㻟㻟 㻝㻟㻚㻟㻣㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻜㻦㻟㻡 㻝㻠㻣㻚㻝㻢 㻝㻠㻢㻚㻥㻥㻝㻚㻡㻠㻞㻢㻥㻚㻟㻠 㻝㻟㻚㻟㻢㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻜㻦㻠㻜 㻝㻠㻣㻚㻝㻢 㻝㻠㻢㻚㻥㻤㻝㻚㻡㻣㻞㻣㻟㻚㻝㻢 㻝㻟㻚㻟㻠㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻜㻦㻠㻡 㻝㻠㻣㻚㻝㻡 㻝㻠㻢㻚㻥㻤㻝㻚㻡㻢㻞㻣㻝㻚㻟㻟 㻝㻟㻚㻟㻠㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻜㻦㻡㻜 㻝㻠㻣㻚㻝㻢 㻝㻠㻢㻚㻥㻣㻝㻚㻡㻡㻞㻣㻜㻚㻠㻞 㻝㻟㻚㻟㻞㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻜㻦㻡㻡 㻝㻠㻣㻚㻝㻡 㻝㻠㻢㻚㻥㻤㻝㻚㻡㻟㻞㻢㻡㻚㻤㻢 㻝㻟㻚㻟㻝㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻝㻦㻜㻜 㻝㻠㻣㻚㻝㻡 㻝㻠㻢㻚㻥㻣㻝㻚㻡㻟㻞㻢㻡㻚㻟㻟㻝㻟㻚㻟㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻝㻦㻜㻡 㻝㻠㻣㻚㻝㻡 㻝㻠㻢㻚㻥㻢㻝㻚㻡㻞㻞㻢㻞㻚㻡㻟 㻝㻟㻚㻞㻥㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻝㻦㻝㻜 㻝㻠㻣㻚㻝㻠 㻝㻠㻢㻚㻥㻣㻝㻚㻡㻝㻞㻢㻝㻚㻜㻠 㻝㻟㻚㻞㻤㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻝㻦㻝㻡 㻝㻠㻣㻚㻝㻠 㻝㻠㻢㻚㻥㻢㻝㻚㻡㻝㻞㻢㻝㻚㻝㻝 㻝㻟㻚㻞㻣㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻝㻦㻞㻜 㻝㻠㻣㻚㻝㻠 㻝㻠㻢㻚㻥㻢㻝㻚㻠㻤㻞㻡㻠㻚㻠㻠 㻝㻟㻚㻞㻢㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻝㻦㻞㻡 㻝㻠㻣㻚㻝㻟 㻝㻠㻢㻚㻥㻡㻝㻚㻠㻡㻞㻡㻜㻚㻜㻠 㻝㻟㻚㻞㻡㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻝㻦㻟㻜 㻝㻠㻣㻚㻝㻠 㻝㻠㻢㻚㻥㻢㻝㻚㻠㻡㻞㻠㻥㻚㻝㻝 㻝㻟㻚㻞㻟㻞㻜㻝㻣㻛㻠㻛㻝㻥 㻝㻦㻟㻡 㻝㻠㻣㻚㻝㻟 㻝㻠㻢㻚㻥㻢㻝㻚㻠㻥㻞㻡㻢㻚㻞㻥 㻝㻟㻚㻞㻟Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

2017/5/24

㐃⥆ほ15⤖ᯝ䠍䠄2015.11䡚2016.8䠗258᪥㛫䠅䝎䝮䝇䝷䝑䝅䝳

0.7䡚3.7 m䝎䝮䝇䝷䝑䝅䝳䝎䝮䝇䝷䝑䝅䝳

0.15䡚2.3 m/s

15䡚580 m3/s䝎䝮䝇䝷䝑䝅䝳

2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍16㐃⥆ほ⤖ᯝ䠎䠄2016.11䡚2017.3䠅
䝎䝮䝇䝷䝑䝅䝳䝎䝮䝇䝷䝑䝅䝳䝎䝮䝇䝷䝑䝅䝳䝎䝮䝇䝷䝑䝅䝳Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

2017/5/24

17+10%+10%−10%+10%+10%-10%

15 ≤ Q ≤ 580 m3 /s

2017/5/24

91%
67%

50 ≤ Q ≤ 350 m3 /sἙᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝ
ሗ࿌఍

99%
77%

18

ᕥᓊഃ䛾Ỉ㠃ᖜ䛜ᣑ኱

(b)

(a)
FATS
ADCP

HQ(c)

(d)

RCቑỈᮇ
ቑỈᮇῶỈᮇῶỈᮇ

2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍19䜎䛸䜑- 㛤Ⓨ䛻ᡂຌ䛧䛯Ἑᕝ㡢㡪䝖䝰䜾䝷䝣䜱䞊䝅䝇䝔䝮䠄FATS䠅䛻䚸↓⥺ఏ㏦䚸䜲䞁䝍䞊䝛䝑䝖᥋⥆ᶵ⬟䜢ຍ䛘䛶䚸ὶ㏿䞉ὶ㔞䛾䝸䜰䝹䝍䜲䝮⮬ືほ䝅䝇䝔䝮䜢ᵓ⠏䛧䛯䚹- ὸ䛔♟ᗋἙᕝ䛷䛒䜛Ụ䛾ᕝ䠄ᗈᓥ┴୕ḟᕷ䠅䛷㛗ᮇ㐃⥆ほ 䜢ᐇ᪋䛧䚸ᮏ⮬ືほ 䝅䝇䝔䝮䛾᭷ຠᛶ䜢ᐇド䛧䛯䚹䛣䜜䜎䛷䛾ᐇドヨ㦂䛛䜙䚸ᮏほ 䝅䝇䝔䝮䜢⏝䛔䛶䚸⥅⥆ⓗ䛻Ἑᕝὶ㔞䜢⮬ື㐃⥆ほ 䛷䛝䜛ྍ⬟ᛶ䛜㧗䜎䛳䛯䚹- ᮏ⮬ືほ 䝅䝇䝔䝮䛿䚸ᚑ᮶䛾᪉ἲ䛷䛿ほ 䛷䛝䛺䛔ὶ㔞䛾▷᫬㛫ኚື䜢䛸䜙䛘䛶䛔䛯䚹ὶ㔞䛿Ỉ఩䛸䛸䜒䛻䛺䜑䜙䛛䛻ኚ໬䛩䜛䛸䛿㝈䜙䛺䛔䛾䛷䚸≉ᐃ䛾Ỉ఩䛷HQὶ㔞䛾⢭ᗘ䛜ᝏ໬䛩䜛ྍ⬟ᛶ䛜䛒䜛䚹- ௒ᚋ䛿ከ䛟䛾Ἑᕝ䛷ほ ஦౛䜢ቑ䜔䛧䚸ᮏ⮬ືほ 䝅䝇䝔䝮䛾ᐇ⏝໬䞉〇ရ໬䛻䛴䛺䛢䛯䛔䚹
2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

20ᮏᢏ⾡䛻㛵䛩䜛▱ⓗ㈈⏘ᶒ¾ ≉チ➨䠑䠑䠑䠑䠕䠌䠐ྕ
¾ Ⓨ᫂䛾ྡ⛠䠖㡢㡪䝖䝰䜾䝷䝣䜱䞊ィ 䝅䝇䝔䝮ཬ䜃㡢㡪䝖䝰䜾䝷䝣䜱䞊ィ ᪉ἲ¾ ฟ㢪␒ྕ 䠖 ≉㢪2010-244673¾ Ⓩ㘓᪥䠖 2014ᖺ6᭶13᪥¾ ฟ㢪ே䠖 ᗈᓥ኱Ꮫ
¾ Ⓨ᫂⪅䠖 ᕝす ⃈

2017/5/24Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍

21

㛵㐃Ⓨ⾲ㄽᩥ䝸䝇䝖 (2014–2017)••••••••••

Kawanisi, K., Al Sawaf, M.B., Kagami, J., Danial, M.M., Okuda, S. (2017). “A novel hydro-acoustic system for
automated streamflow acquisition with high temporal resolution.” paper presented at HydroSenSoft2017, IAHR,Madrid, Spain, 25-31.
Al Sawaf, M.B., Kawanisi, K. (2017), “A mountainous river flow fluctuation analysis using shallow-water
acoustic tomography system.” Journal of Japan Society of Civil Engineers, Ser.B1 (Hydraulic Engineering),
73(4),19-24.
Kawanisi, K., Zhu, X.-H., Fan, X., and Nistor, I. (2017). “Monitoring tidal bores using acoustic tomographysystem.” J. Coast. Res., 33(1), 96-104, doi:10.2112/JCOASTRES-D-15-00172.1.
Kawanisi, K., Bahrainimotlagh, M., AlSawaf, M. B., and Razaz, M. (2016). “High-frequency streamflow
acquisition and bed level/flow angle estimates in a mountainous river using shallow-water acoustic tomography.”Hydrol. Process., 30(13), 2247–2254, doi:10.1002/hyp.10796.
Bahreinimotlagh, M., Kawanisi, K., Danial, M. M., AlSawaf, M. B., and Kagami, J. (2016). “Application ofshallow-water acoustic tomography to measure flow direction and river discharge.” Flow Measurement andInstrumentation, 51, 30-39, doi:10.1016/j.flowmeasinst.2016.08.010.
Al Sawaf, M. B., Kagami, J., Bahrainimotlagh, M., and Kawanisi, K. (2016). “Gauging river discharge withacoustic tomography system.” paper presented at 20th IAHR-APD, Colombo, Sri Lanka, 2016/8/29 (8/28-31).
Razaz, M., Kawanisi, K., Kaneko, A., and Nistor, I. (2015). “Application of acoustic tomography to reconstruct
the horizontal flow velocity field in a shallow river.” Water Resour. Res., 51(12), 9665-9678,
doi:10.1002/2015WR017102.
Kawanisi, K., Razaz, M., and BahrainiMotlagh, M. (2015). “Monitoring flow rate and salinity intrusion in a tidal
floodway using fluvial acoustic tomography.” paper presented at The 36th IAHR World Congress, IAHR, TheHague, the Netherlands, 2015/7/2 (6/28-7/3).
ࣵᝯྉṗ ẅẓẠṗ ẃṙṘṳṙṗ ;৆‫ݸ‬ᡬṗ ᇻࣵ‫ؤ‬ঞṗ ๵ᄉҜᬸṗ ࠴ಚԦऱ ṓṝṛṜṟṔṙ ẾຓࣵᮤᮨᾍᾧήᾮᾚὨ̵Ἵ὚Ὕᩇ‫ܯ‬๴ὀᾄὩᾅᾰᾡὧច༠ṙế ۚಗࠓϜ៭௦ᬺṭṜỀ๤ࣹࠓềṗ Ṣṛṗ ṴẊṡṛṜṘṴẊṡṛṡṙ
Kawanisi, K., and Razaz, M. (2014). “Acoustic investigations of unsteady salinity intrusion in a diversion
channel.” paper presented at UA2014, pp. 101-108, Rhodes, Greece.
2017/5/24

Ἑᕝ᝟ሗ䝉䞁䝍䞊 ᖹᡂ27ᖺᗘ◊✲ຓᡂᡂᯝሗ࿌఍22