2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
⾪✺䚸⇿Ⓨᐇ㦂➼
䛻㛵䛩䜛▱ぢ
Ἴከⱥᐶ䠄⇃ᮏᏛ䠅
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
⇿Ⓨ㛵ಀ ĺ ⇿⸆䜢⏝
䞉⇿Ⓨ◚○䝰䝕䝹
䞉㔠ᒓᮦᩱ䛾䝇䝫䞊䝹◚ቯ 䞉⾪ᧁ㏻㐣ᚋ䛾ᮦᩱ≉ᛶ
䞉䝸䝏䜴䝮䜲䜸䞁㟁ụ䛾◚ヨ㦂 䞉LSC䜔⇿Ⓨᡂᙧయ
䞉⇿⸆䛻䜘䜛㣕⩧య䛚䜘䜃⟶䛾㧗㏿ᅽ⦰ヨ㦂
⾪✺㛵ಀ ĺ ୍ẁᘧ䜺䝇㖠䜢⏝
䞉୍ẁᘧ䜺䝇㖠䛾㛤Ⓨ
䞉ᚤᑠᾮ䛾㧗㏿⾪✺⌧㇟
䞉㫽⾪✺⌧㇟
䞉Ᏹᐂᶵჾ䛾⾪ᧁヨ㦂 䞉㧗 䛾㈏㏻⌧㇟
䞉⟶䛾㧗㏿ᅽ⦰ヨ㦂
⾪✺䞉⇿Ⓨ㛵ಀ
ᮾிᏛ䚷䝻䜿䝑䝖䞉Ᏹᐂᶵ䝰䝕䝸䞁䜾䝷䝪䝷䝖䝸䞊䠄♫㐃ᦠㅮᗙ䠅䝅䞁䝫䝆䜴䝮 䛂ᵓ㐀ᮦᩱ䛻㛵䜟䜛Ᏻタィ䛾㧗ᗘ䡚Ᏹᐂ⯟✵ศ㔝䛛䜙ศ㔝䜈䛾᪂䛯䛺ᒎ㛤䡚䛃
㻟㻥
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
⾪✺ᐇ㦂タഛ
୍ẁᘧ䜺䝇㖠
䠄Ᏻ⎔ቃ⛉Ꮫ◊✲ᐊᡤ᭷䠅 ຍ㏿⟶ෆᚄ䠖
20䠈
50䠈
100mmຍ㏿⟶㛗䛥䠖1䡚3.6m
䠄Ⓨᑕᐇ⦼䠅
㣕⩧య㏿ᗘ䠖30䡚650m/s 㣕⩧య㉁㔞䠖
2.6g䡚
8.3kg䝃䝪ศ㞳 䠖 ⾪✺ᘧ
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
⇿Ⓨᐇ㦂タ
Specimen Hyper Vision HPV-1
Pit
Xenon-Flash Lamp
2F 1F Capacitor bank
(40kV,12PF,10kJ)
Control Panel
Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ≉ู㈨ᩱ䚷㻶㻭㼄㻭㻙㻿㻼㻙㻝㻡㻙㻜㻜㻣 㻠㻜
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
䞉⇿Ⓨᐇ㦂ᐊ
䝢䝑䝖A 䠖 ┤ᚄ 5m, ⇿⸆㔞:1kg (ほ ❆䠖ィ5䜹ᡤ䠅 䝢䝑䝖B 䠖 ┤ᚄ 6m, ⇿⸆㔞:10kg
䞉䜲䝯䞊䝆䝁䞁䝞䞊䝍䜹䝯䝷(IMACON468)
᭱ 10000㥖/⛊, 4-䝣䝺䞊䝭䞁䜾, 1-䝇䝖䝸䞊䜽 䞉㧗㏿ᗘ䝡䝕䜸䜹䝯䝷(HPV-1䠈Phantom V7.3)
᭱ 100㥖/⛊, グ㘓ᯛᩘ: 100ᯛ 䞉⾪ᧁ㟁ὶ⨨
40kV, 12.5PF, 256nH
⇿Ⓨᐇ㦂タ䞉タഛ
⇿⸆䛾㉳⇿᪉ἲ䠖㔠ᒓ⣽⥺㉳⇿
䞉㞾⟶䛻ẚ䜉Ᏻ
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
୍ẁᘧ䜺䝇㖠䛾㛤Ⓨ
Ⓨᑕᶵᵓ䠄↓㝸⭷ᘧ䠅
䞉㛤ᨺ⏝㣕⩧య䠄䝢䝇䝖䞁䠅䛿䛔ᅇ䛧 䞉㣕⩧య䜢ຍ㏿⟶ᚋ᪉䛛䜙ᤄධྍ⬟
䞉360ᗘⓎᑕྍ⬟
ᅇ㌿Ⓨᑕᶵᵓ
䞉㣕⩧య䜢௵ពᅇ㌿ᩘ䛻๓ᅇ㌿
Ļ
䞉㏻ᖖ䛾Ⓨᑕ᪉ἲ䛷ᧁ䛱ฟ䛧ྍ⬟
ᮾிᏛ䚷䝻䜿䝑䝖䞉Ᏹᐂᶵ䝰䝕䝸䞁䜾䝷䝪䝷䝖䝸䞊䠄♫㐃ᦠㅮᗙ䠅䝅䞁䝫䝆䜴䝮 䛂ᵓ㐀ᮦᩱ䛻㛵䜟䜛Ᏻタィ䛾㧗ᗘ䡚Ᏹᐂ⯟✵ศ㔝䛛䜙ศ㔝䜈䛾᪂䛯䛺ᒎ㛤䡚䛃
㻠㻝
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
(2,000) 0 2,000 4,000 6,000 8,000 10,000 12,000 14,000
0 0.2 0.4 0.6 0.8 1
Pressure of pressure chamber [MPa]
Rotation
Rotation.
Vacuume
㣕⩧య䠖㻞㻚㻢㼓䠈ຍ㏿⟶䃥㻞㻜
ᅇ㌿ᐇ㦂⤖ᯝ
ຍ㏿ᐇ㦂⤖ᯝ
Table 1 Result of experiment (Projectile mass : 2.60g)
S-No.
Driver gas Length of launch tube
[m]
Front-face pressure of projectile
[MPa]
Projectile velocity
[m/s]
Kind Pressure [MPa]
1 He
0.8
1.1
0 391
2 0.7 -0.1 424
3 1.0 0 411
4 1.0 -0.1 485
5 N2 0.8 3.4
0 326 6
He
0.8 0 472
7 1.0 -0.1 650
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
Ᏹᐂᶵჾ䛾⾪ᧁヨ㦂
ቨ
タ⨨ල ヨ㦂ᑐ㇟≀
ຍ㏿ᗘ䝉䞁䝃 㣕⩧య
୍ẁᘧ䜺䝇㖠
⛣ື
㜼ᐖ⏝
㊴ᙎ㜵Ṇ⟄
䝻䜿䝑䝖䛾ᡴ䛱ୖ䛢
ї䝣䜵䜰䝸䞁䜾ศ㞳䠈
PAFศ㞳䛻ⅆᕤရ
ї䛝䛺⾪ᧁ䛜Ᏹᐂᶵჾ䛻༳ຍ
ї
⎔ቃヨ㦂䛸䛧䛶⾪ᧁヨ㦂䛜ồ䜑䜙䜜䜛 䠄ᵓ㐀䞉㟁Ꮚ㒊ရ䛾ᛶ䠈䝏䝱䝍䝸䞁䜾➼䠅
Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ≉ู㈨ᩱ䚷㻶㻭㼄㻭㻙㻿㻼㻙㻝㻡㻙㻜㻜㻣 㻠㻞
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
䜋䛹䜘䛧 3 ྕᶵ䛾⾪ᧁヨ㦂
STARS-ϩ䠄㤶ᕝᏛ䠅FM䛾⾪ᧁヨ㦂
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
⾪ᧁ◚ᦆ
䞉ᅽ㟁⣲Ꮚ
⾪ᧁ༳ຍᚋ䠈㥑ື୰䛻◚ᦆ(⾪ᧁ༳ຍᚋ䛻㟁Ẽ≉ᛶ䛿ኚ䠅
ᅽ㟁⣲Ꮚ
ᡴᧁ᪉ἲ䠖䝞䝛ᘧᡴᧁ⨨ ◚ᦆ䛧䛯ᅽ㟁⣲Ꮚ
ᮾிᏛ䚷䝻䜿䝑䝖䞉Ᏹᐂᶵ䝰䝕䝸䞁䜾䝷䝪䝷䝖䝸䞊䠄♫㐃ᦠㅮᗙ䠅䝅䞁䝫䝆䜴䝮 䛂ᵓ㐀ᮦᩱ䛻㛵䜟䜛Ᏻタィ䛾㧗ᗘ䡚Ᏹᐂ⯟✵ศ㔝䛛䜙ศ㔝䜈䛾᪂䛯䛺ᒎ㛤䡚䛃
㻠㻟
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
㧗 䛾㈏㏻⌧㇟
ຍ⇕ ⾪✺
㣕⩧య䠖
SUS303䝍䞊䝀䝑䝖䠖
A2017200
㽢
200㽢
3mm⾪✺๓ᚋ䛾㣕⩧య㏿ᗘ䜘䜚䠈 㧗 䠄
700K䠅䛾྾䜶䝛䝹䜼 䛾ኚ䜢᳨ウ
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
⟶䛾㧗㏿ᅽ⦰ヨ㦂
A6063⟶䠈እᚄ100mm䠈㛗䛥150mm䠈⫗ཌ3mm
㟼ⓗヨ㦂
Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ≉ู㈨ᩱ䚷㻶㻭㼄㻭㻙㻿㻼㻙㻝㻡㻙㻜㻜㻣 㻠㻠
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
⟶䜢ᅛᐃ䛧䠈㔠ᒓ䝤䝻䝑䜽䜢⾪✺
䠄୍ẁᘧ䜺䝇㖠䜢⏝䠅
㔠ᒓ䝤䝻䝑䜽䠖S45C 8.3kg䠄⾪✺㏿ᗘ30m/s⛬ᗘ䠅
㧗㏿ᅽ⦰ヨ㦂
㔠ᒓ䝤䝻䝑䜽
䜰䝹䝭⟶
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
ᅽ⦰ヨ㦂⤖ᯝ
䞉ᅛᐃ㒊ഃ䛷ᗙᒅ 䞉⾪✺ഃ䜒ኚᙧ
ᮾிᏛ䚷䝻䜿䝑䝖䞉Ᏹᐂᶵ䝰䝕䝸䞁䜾䝷䝪䝷䝖䝸䞊䠄♫㐃ᦠㅮᗙ䠅䝅䞁䝫䝆䜴䝮 䛂ᵓ㐀ᮦᩱ䛻㛵䜟䜛Ᏻタィ䛾㧗ᗘ䡚Ᏹᐂ⯟✵ศ㔝䛛䜙ศ㔝䜈䛾᪂䛯䛺ᒎ㛤䡚䛃
㻠㻡
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
ᅽ⦰ヨ㦂⤖ᯝ
∦ᙜ䛯䜚䛧䛯䛜୍㒊ᗙᒅ䛧䛶䛔䜛 㧗㏿ᗘᙳ⤖ᯝ
ᅇ䛧䛯⟶
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
⾪ᧁ䠄ᅽ⦰Ἴ䠅㏻㐣ᚋ䛾ᮦᩱ≉ᛶ
MT
ἲ䛻䜘䜚䛸䛧䛶ᅽ⦰Ἴ䛜㏻㐣䛧 䛯ᮦᩱ䜢ᅇ
ї
ᮦᩱ≉ᛶ䛾☜ㄆ
0 10 20 30 40 50
-8 -6 -4 -2 0 2
SUS304
ȭ=34,t=3,PETNȭ=28
Time [Ps]
T-direction stress [GPa]
Target No.1㸦in㸧 No.2 No.3 No.4㸦out㸧
Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ≉ู㈨ᩱ䚷㻶㻭㼄㻭㻙㻿㻼㻙㻝㻡㻙㻜㻜㻣 㻠㻢
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
0 0.1 0.2
0 100 200 300 400
Strain
Stress [MPa]
A5052 TP10/MT12 Virgin Ave.
Shocked Center Shocked Middle Shocked Out
ᮦᩱヨ㦂
ᅽ⦰ヨ㦂
䝡䝑䜹䞊䝇◳䛥ヨ㦂
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
⇿⸆䛻䜘䜛㣕⩧య䛚䜘䜃⟶䛾㧗㏿ᅽ⦰ヨ㦂
Standoff distance
Test cylinder Support tube for flyer gear (PMMA)
10mm
Material Outer diameter
Internal
diameter Length Thickness Cylinder SUS 304 34mm 30.7mm 100mm 1.65mm
Flyer SUS304 80mm 20mm
High explosive PETN set in PE box (10.15.20mm)
Copper wire-rows (dij=0.175mm,n=7~8)
Flyer plate ᮾிᏛ䚷䝻䜿䝑䝖䞉Ᏹᐂᶵ䝰䝕䝸䞁䜾䝷䝪䝷䝖䝸䞊䠄♫㐃ᦠㅮᗙ䠅䝅䞁䝫䝆䜴䝮
䛂ᵓ㐀ᮦᩱ䛻㛵䜟䜛Ᏻタィ䛾㧗ᗘ䡚Ᏹᐂ⯟✵ศ㔝䛛䜙ศ㔝䜈䛾᪂䛯䛺ᒎ㛤䡚䛃
㻠㻣
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE PETN
Height
Experiment
velocity Analysis velocity
20mm 99.5m/s 95.4m/s
15mm 79.9m/s 79.4m/s
10mm 66.5m/s 64.6m/s
ᐇ㦂䛸ゎᯒ (AUTODYN)
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE
(a) (b) (c) (d)
59.6mm
PETN10mm
PETN15mm
PETN20mm
1.5 2.0 2.5
⾪✺ᚋ䛾⟶
ኚᙧἼᩘᏱᐂ⯟✵◊✲㛤Ⓨᶵᵓ≉ู㈨ᩱ䚷㻶㻭㼄㻭㻙㻿㻼㻙㻝㻡㻙㻜㻜㻣 㻠㻤
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
6DIHW\(QYLURQPHQWDO6FLHQFH/DE Experimental Calculated
PETH Height(mm) 20 15 10 20 15 10
final cylinder
length(mm) 50.3 59.6 73.5 48.9 62.3 74.6 Number of final folds
in cylinder 2.5 2.0 1.5 2.5 2.0 1.5
ኚᙧゎᯒ
AUTODYN 䛻䜘䜛ゎᯒ ᐇ㦂⤖ᯝ
20mm 15mm 10mm
20mm 15mm 10mm
2015ᖺ4᭶21᪥䠄ⅆ䠅 JAXA♫㐃ᦠㅮᗙ䝅䞁䝫䝆䜴䝮
䜎䛸䜑
⾪✺䠈⇿Ⓨᐇ㦂䜢ᐇ
୍ẁᘧ䜺䝇㖠䜔⇿⸆䜢⏝
㧗㏿ኚᙧ䠈◚ቯ䠈⾪ᧁఏ➼ྛ✀⌧㇟䜢ᐇ⌧
䜺䝇㖠䜔⇿Ⓨ䝢䝑䝖➼䛾
ぢᏛ䠈⏝ᕼᮃ➼䛜䛒䜚䜎䛧䛯䜙ᚚ㐃⤡ୗ䛥䛔䠊
ᮾிᏛ䚷䝻䜿䝑䝖䞉Ᏹᐂᶵ䝰䝕䝸䞁䜾䝷䝪䝷䝖䝸䞊䠄♫㐃ᦠㅮᗙ䠅䝅䞁䝫䝆䜴䝮 䛂ᵓ㐀ᮦᩱ䛻㛵䜟䜛Ᏻタィ䛾㧗ᗘ䡚Ᏹᐂ⯟✵ศ㔝䛛䜙ศ㔝䜈䛾᪂䛯䛺ᒎ㛤䡚䛃
㻠㻥
