JAXA Repository AIREX: ISO 11227 Space systems Test procedure to evaluate spacecraft material ejecta upon hypervelocity impact (宇宙システム超高速度衝突に起因する宇宙機材料イジェクタ評価のための試験手順)に基づく試験装置較正及びejacta評価試験

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宇宙航空研究開発機構研究開発資料

JAXA Research and Development Memorandum

「ISO 11227 Space systems ー Test procedure to evaluate

spacecraft material ejecta upon hypervelocity impact

（宇宙システムー超高速度衝突に起因する宇宙機材料イジェクタ

評価のための試験手順）」

に基づく試験装置較正及びejecta評価試験

赤星保浩，松本晴久，北澤幸人

2016年3月

宇宙航空研究開発機構

Japan Aerospace Exploration Agency

ISSN 1349-1121 JAXA-RM-15-008

宇

宙

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空

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発

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構

研

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開

発

資

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ࠕ

ISO 11227 Space systems

̿

Test procedure to evaluate

spacecraft material ejecta upon hypervelocity impact

㸦Ᏹᐂࢩࢫࢸ࣒

̿

㉸㧗㏿ᗘ⾪✺࡟㉳ᅉࡍࡿᏱᐂᶵᮦᩱ࢖ࢪ࢙ࢡࢱ

ホ౯ࡢࡓࡵࡢヨ㦂ᡭ㡰㸧ࠖ

࡟ᇶ࡙ࡃヨ㦂⿦⨨㍑ṇཬࡧ

ejecta

ホ౯ヨ㦂

㉥ᫍ㻌 ಖᾈ

㻖㻝

_{䠈ᯇᮏ㻌 ᬕஂ}

㻖㻞

_{䠈໭⃝㻌 ᖾே}

㻖㻟

_㻌

ᴫ

ᴫ せせ

ejecta(࢖ࢪ࢙ࢡࢱ㸧࡜ࡣࢫ࣮࣌ࢫࢹࣈࣜࡸ࣐࢖ࢡ࣓ࣟࢸ࢜ࣟ࢖ࢻࡀᏱᐂᶵ⾲㠃࡟㉸㧗㏿⾪✺ࡍࡿ㝿࡟஧

ḟⓗ࡟⏕ࡌࡿࢹࣈ࡛ࣜ࠶ࡾࠊPaint flakes࡜࡞ࡽࢇ࡛ᚤᑠࢧ࢖ࢬࡢࢹࣈࣜࡢ㔜せ࡞Ⓨ⏕※࡜⪃࠼ࡽࢀ࡚࠸

ࡿࠋᅜ㝿ᶆ‽໬ᶵᵓ㸦ISO)ࡣ2012ᖺ࡟ᅜ㝿ᶆ‽ᩥ᭩ࠕISO 11227 Space systems ̿ Test procedure to evaluate spacecraft material ejecta upon hypervelocity impactࠖ㸦Ᏹᐂࢩࢫࢸ࣒̿㉸㧗㏿ᗘ⾪✺࡟㉳ᅉࡍࡿᏱᐂᶵᮦᩱ

࢖ࢪ࢙ࢡࢱホ౯ࡢࡓࡵࡢヨ㦂ᡭ㡰㸧ࢆⓎ⾜ࡋࠊྛ✀Ᏹᐂ⏝ᮦᩱ࠿ࡽⓎ⏕ࡍࡿejectaࡢⓎ⏕ホ౯࡟㛵ࡍࡿ

ヨ㦂࣭ホ౯࡟㛵ࡍࡿᶆ‽ⓗ࡞ヨ㦂᪉ἲࢆไᐃࡋࡓࠋJAXAࡢᏱᐂᶵタィᶆ‽ጤဨ఍ࡢWG3㸦ࢹࣈࣜ㜵ㆤ

タィᶆ‽㸧ཬࡧWG10㸦Ᏹᐂ⎔ቃᶆ‽㸧࡟࠾ࡅࡿᶆ‽໬άືࡢ୍⎔࡜ࡋ࡚ࠊISO11227࡟ᇶ࡙࠸࡚ᅜෆࡢ

⿦⨨㍑ṇヨ㦂ཬࡧᮦᩱホ౯ヨ㦂ࢆヨ⾜ࡋࡓࠋᮏᩥ᭩ࡣࡑࡢᐇ᪋ෆᐜ࡟ࡘ࠸࡚ࡲ࡜ࡵࡓࡶࡢ࡛࠶ࡿࠋ

* _ᖹᡂ₂₇_ᖺ₁₂_᭶₁₆_{᪥ཷ௜㻌䠄}_{Received December 16, 2015}_䠅 *1 _{ᅜ❧኱Ꮫἲே஑ᕞᕤᴗ኱Ꮫ}_䠄_{Kyushu Institute of Technology}_䠅

*2 _{◊✲㛤Ⓨ㒊㛛㻌 ➨୍◊✲䝴䝙䝑䝖} _䠄_{Research Unit I, Research and Development Directorate}_䠅

(3)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻞

㸯

㸯㸬ࡣࡣࡌࡵ࡟

ᮏ᭩ࡣ2012ᖺࡢไᐃ࣭Ⓨ⾜ࡉࢀࡓᅜ㝿ᶆ‽ᩥ᭩ࠕISO 11227 Space systems ̿ Test procedure to evaluate spacecraft material ejecta upon hypervelocity impactࠖ㸦Ᏹᐂࢩࢫࢸ࣒̿㉸㧗㏿ᗘ⾪✺࡟㉳ᅉࡍࡿᏱᐂᶵᮦᩱ ࢖ࢪ࢙ࢡࢱホ౯ࡢࡓࡵࡢヨ㦂ᡭ㡰㸧࡟ᇶ࡙࠸࡚ᐇ᪋ࡋࡓ⿦⨨㍑ṇヨ㦂ཬࡧヨ⾜ࡋࡓᮦᩱホ౯ヨ㦂࡟ࡘ࠸

࡚ࡲ࡜ࡵࡓࡶࡢ࡛࠶ࡿࠋ

ISO11227 ࡣᏱᐂ⏝ᮦᩱ࠿ࡽᨺฟࡉࢀࡿ࢖ࢪ࢙ࢡࢱ㸦ejecta㸸Ᏹᐂᶵእ⾲㠃࡟ࢹࣈࣜࡸ࣓ࢸ࢜ࣟ࢖ࢻࡀ ⾪✺ࡍࡿࡇ࡜࡟ࡼࡗ࡚Ⓨ⏕ࡍࡿ㸰ḟࢹࣈࣜ㸧ࡢ㔞ࡸᣑᩓศᕸ≧ἣ➼ࢆホ౯ࡍࡿࡓࡵࡢヨ㦂࣭ホ౯᪉ἲࢆ

つᐃࡋࡓࡶࡢ࡛࠶ࡿࠋ

ࡇࡢつ᱁࡟࠾࠸࡚ࡣࠊྛヨ㦂ᶵ㛵࡛ྲྀᚓࡋࡓࢹ࣮ࢱࡢẚ㍑ࢆྍ⬟࡜ࡍࡿࡓࡵࠊヨ㦂⿦⨨ࡢ㍑ṇヨ㦂㸦㍑

ṇ᪉ἲ㸧ࡢᐇ᪋᪉ἲࡶྵࡲࢀ࡚࠸ࡿࠋ

ᮏ᭩ࡣᅜ❧◊✲㛤ⓎἲேᏱᐂ㛤Ⓨ◊✲ᶵᵓᏱᐂ⛉Ꮫ◊✲ᡤ㸦௨ୗࠊࠕISASࠖ㸧ᡤ᭷ࡢ 2 ẁᘧ㍍࢞ࢫ㖠ࠊ ཬࡧᅜ❧኱Ꮫἲே஑ᕞᕤᴗ኱Ꮫ㸦௨ୗࠊࠕ஑ᕞᕤ኱ࠖ㸧ࡢ2ẁᘧ㍍࢞ࢫ㖠ࡢ㍑ṇヨ㦂ࡢᐇ᪋ᡭ㡰࡜ᐇ᪋⤖ ᯝࢆࡲ࡜ࡵࠊ᭦࡟㍑ṇ῭ࡳࡢ஑ᕞᕤ኱ࡢ㸰ẁᘧ㍍࢞ࢫ㖠ࢆ⏝࠸ࠊᏱᐂ⏝ᮦᩱࡢ࢖ࢪ࢙ࢡࢱホ౯ヨ㦂ࢆ⾜

ࡗࡓࡶࡢ࡛࠶ࡿࠋ

㸰

㸰㸬㐺⏝ᩥ᭩

ISO 11227 Space systems ̿ Test procedure to evaluate spacecraft material ejecta upon hypervelocity impactࠖ 㸦Ᏹᐂࢩࢫࢸ࣒̿㉸㧗㏿ᗘ⾪✺࡟㉳ᅉࡍࡿᏱᐂᶵᮦᩱ࢖ࢪ࢙ࢡࢱホ౯ࡢࡓࡵࡢヨ㦂ᡭ㡰㸧 2012ᖺⓎ⾜㸦௨ୗࠊࠕ㐺⏝ᩥ᭩ࠖࠋ㸧

ὀ㸧㐺⏝ᩥ᭩ࡣᅜ㝿ᶆ‽໬ᶵᵓ㸦,62㸧ࡀ∧ᶒࢆ᭷ࡍࡿࡢ࡛ࠊࡑࡢࡲࡲࡢ㌿㍕ࡣ࡛ࡁ࡞࠸ࠋࡑࡢࡓࡵࠊ

ᮏ᭩࡛ࡣ㐺⏝ᩥ᭩ไᐃࡢࡓࡵ࡟ᅜ㝿ྜពࢆ࡜ࡿࡓࡵࡢᑂ㆟ᩥ᭩࡛࠶ࡿ ',6㸦'UDIW,QWHUQDWLRQDO

6WDQGDUG㸧 ࡼࡾヱᙜ⟠ᡤࢆ㌿㍕ࡋ࡚࠸ࡿࠋ',6 ࡜ ,62 ࡜ࡢ㛫࡟ࡣ኱ࡁࡉᕪ␗ࡣ࡞ࡃࠊ

ᩥ᭩ࡢ HGLWRULDO ࡞ᕪ␗ࡢࡳ࡛࠶ࡿࠋ

ࡲࡓࠊᮏ᭩ࡢヨ㦂ࡣ ',6 ᩥ᭩࠿ࡽ ,62 ᩥ᭩࡬ࡢ⛣⾜᫬࡟ෆᐜࡢጇᙜᛶࡢᑂᰝ࣭☜ㄆࢆ⾜࠺ほⅬࡶྵࡵ

ᐇ᪋ࡋࡓࠋࡑࡢࡓࡵヨ㦂ࡶ ',6 ࡟ᚑࡗ࡚ᐇ᪋ࡋ࡚࠸ࡿࠋ

',6 ࡜ ,62 ࡜ࡢ㛫࡟ᕪ␗ࡣ↓࠸ࡀࠊᮏヨ㦂ᐇ᪋ᚋࠊࡇࡢヨ㦂ᡂᯝࢆࡶࡗ࡚ ,62 ࡀไᐃ

ࡉࢀࡓࡓࡵࠊ௒ᚋࡢྠ✀ヨ㦂ࡢᐇ᪋࡟㝿ࡋ࡚ࡣࠊ,62 ࢆ㐺⏝ࡍࡿᚲせࡀ࠶ࡿࠋ

㸱

㸱㸬ᮏᮏ᭩ࡢᵓᡂ࡜ᴫ␎

(4)

䛂㻵㻿㻻㻌㻝㻝㻞㻞㻣㻌㻿㼜㼍㼏㼑㻌㼟㼥㼟㼠㼑㼙㼟㻌̿㻌㼀㼑㼟㼠㻌㼜㼞㼛㼏㼑㼐㼡㼞㼑㻌㼠㼛㻌㼑㼢㼍㼘㼡㼍㼠㼑㻌㼟㼜㼍㼏㼑㼏㼞㼍㼒㼠㻌㼙㼍㼠㼑㼞㼕㼍㼘㻌㼑㼖㼑㼏㼠㼍㻌㼡㼜㼛㼚㻌㼔㼥㼜㼑㼞㼢㼑㼘㼛㼏㼕㼠㼥㻌㼕㼙㼜㼍㼏㼠䠄Ᏹᐂ䝅䝇䝔䝮̿㉸㧗㏿ᗘ⾪✺䛻㉳ᅉ䛩䜛Ᏹᐂᶵᮦᩱ䜲䝆䜵䜽䝍ホ౯䛾䛯䜑䛾ヨ㦂ᡭ㡰䠅䛃

䛻ᇶ䛵䛟ヨ㦂⿦⨨㍑ṇཬ䜃㼑㼖㼑㼏㼠㼍ホ౯ヨ㦂

㻟

➨Ϩ❶ ᅜෆヨ㦂⿦⨨ࡢ㍑ṇヨ㦂㸦Calibration㸧⤖ᯝ

Ϩ㸫㸯 DIS 11227࡛つᐃࡉࢀ࡚࠸ࡿ㍑ṇヨ㦂㸦Calibration㸧 Ϩ㸫㸰 ISASࡢ2ẁᘧ㍍࢞ࢫ㖠ࡢ㍑ṇヨ㦂㸦Calibration㸧 Ϩ̿㸱 ஑ᕞᕤ኱ࡢ2ẁᘧ㍍࢞ࢫ㖠ࡢ㍑ṇヨ㦂㸦Calibration㸧

➨ϩ❶ ᶍᨃࢲࢫࢺࡢ㉸㧗㏿⾪✺ヨ㦂ࡢศᯒ⤖ᯝ

ϩ̿㸯 DIS 11227࡛つᐃࡉࢀ࡚࠸ࡿヨ㦂ෆᐜ

ϩ̿㸰 DIS 11227࡟ἢࡗࡓྛ✀Ᏹᐂ⏝ᮦᩱ࡬ࡢホ౯ヨ㦂

➨Ϩ❶ࡣ㐺⏝ᩥ᭩㸳❶ࡢグ㏙࡟ἢࡗ࡚ࠊ㍑ṇヨ㦂ࡢᐇ᪋ෆᐜ࡜ᐇ᪋⤖ᯝࢆࡲ࡜ࡵࡓࡶࡢ࡛࠶ࡿࠋ

Ϩ㸫㸯ࡣ㐺⏝ᩥ᭩ࡢ➨㸳❶㸦㍑ṇヨ㦂㸧ࡢෆᐜ࡜ࡑࡢ㑥ヂࢆࡲ࡜ࡵࡓࡶࡢ࡛࠶ࡿࠋࡲࡓࠊϨ㸫㸰ࡣ ,6$6

ࡢヨ㦂⿦⨨ࡢ㍑ṇヨ㦂ࡢᐇ᪋ෆᐜ࡜ᐇ᪋⤖ᯝࢆࠊϨ㸫3 ࡣ஑ᕞᕤ኱ࡢ㍑ṇヨ㦂ࡢᐇ᪋ෆᐜ࡜ᐇ᪋⤖ᯝࢆ ࡲ࡜ࡵࡓࡶࡢ࡛࠶ࡿࠋ

➨ϩ❶ࡣ㐺⏝ᩥ᭩ࡢ➨㸴❶ࡢグ㏙࡟ἢࡗ࡚ࠊᏱᐂ⏝ᮦᩱ࡟ᑐࡍࡿejectaホ౯ヨ㦂ࡢᐇ᪋ෆᐜ࡜ᐇ᪋⤖ ᯝࢆࡲ࡜ࡵࡓࡶࡢ࡛࠶ࡿࠋ

ϩ̿㸯ࡣ㐺⏝ᩥ᭩➨㸴❶࡟グࡉࢀ࡚࠸ࡿヨ㦂ᐇ᪋ෆᐜ࡜ࡑࡢ㑥ヂࢆࡲ࡜ࡵࡓࡶࡢ࡛࠶ࡿࠋϩ̿㸰ࡣ㐺

⏝ᩥ᭩ࡢ➨㸴❶࡟ᇶ࡙ࡁࠊ౪ヨయᮦᩱ㸦 ✀㢮㸧࡟ᑐࡋ㸪㐺⏝ᩥ᭩ἢࡗࡓヨ㦂࣭グ㘓ࢆᐇ᪋ࡋࠊྛ౪ヨ

య࡟ࡘࡁ୍ᅇࡎࡘヨ㦂ࢆ⾜࠸ࠊヨ㦂ࡀᐇ᪋ྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆࡋࡓࡶࡢ࡛࠶ࡿࠋ㸦࡞࠾ࠊ㐺⏝ᩥ᭩࡛

ࡣྛヨ㦂࠿ࡽᚓࡽࢀࡿࢹ࣮ࢱࡢ⧞ࡾ㏉ࡋᛶࢆ☜ㄆࡍࡿࡇ࡜ࢆせồࡋ࡚࠾ࡾࠊࡲࡓࠊࡑࡢ ❶࡟࠾࠸࡚᭱

⤊ⓗ࡞ሗ࿌ࡢ᭩ᘧࢆつᐃࡋ࡚࠸ࡿࠋ㸧

⿵㊊㸧ISO11227ࡢᨵゞணᐃཬࡧ㛵㐃ᩥ᭩

㐺⏝ᩥ᭩㸦ISO11227㸧ࡣ2012ᖺ࡟ไᐃࡉࢀࡓࡓࡵࠊ2017ᖺ࡟SR(Systematic Review)ࡀ⾜ࢃ ࢀࠊෆᐜࡢぢ┤ࡋ࣭ᨵゞࡀ⾜ࢃࢀࡿࠋ

࠙ㅰ㎡ࠚ

ᮏ◊✲࡟࠶ࡓࡗ࡚ࡣࠊᅜ❧◊✲㛤ⓎἲேᏱᐂ⯟✵◊✲㛤ⓎᶵᵓᏱᐂ⛉Ꮫ◊✲ᡤࢫ࣮࣌ࢫࣉࣛࢬ࣐ඹྠ

◊✲タഛ㸦 ẁᘧ㍍࢞ࢫ㖠㸧ཬࡧᅜ❧኱Ꮫἲே஑ᕞᕤᴗ኱ᏛᏱᐂ⎔ቃᢏ⾡ࣛ࣎ࣛࢺ࣮ࣜࡢ㸰ẁᘧ㍍࢞ࢫ

(5)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻠

第Ⅰ章国内試験装置の較正試験（Calibration）結果

I-1章 DIS 11227で規定されている較正試験（Calibration）

1 Calibration（較正試験） ... 10

2 Reporting of test results（試験結果の報告） ... 12

2.1 General（概要） ... 12

2.2 Report of testing of materials（材料試験の報告） ... 13

2.2.1 Information on test sample（試験片の情報） ... 13

2.2.2 Description of test procedures（実験手順の説明） ... 13

2.2.3 Presentation of test results（実験結果の発表） ... 14

2.3 Database（データベース） ... 14

3 Quality assurance（品質保証） ... 14

3.2 Quality requirements（品質要求事項） ... 15

3.2.1 Request for HVI testing of materials（超高速衝突試験の材料における要求） ... 15

3.2.2 Work proposal for HVI testing of materials（超高速衝突試験の材料における研究提案） ... 15

3.2.3 Calibration（較正試験） ... 16

3.2.4 Testing, evaluation and reporting（試験，評価，報告） ... 16

3.2.5 Traceability and records（トレーサビリティと記録） ... 16

I-2章 ISASの2段式軽ガス銃の較正試験（Calibration）概要 ... 20

1 目的 ... 23

2 実験装置 ... 23

2.1 飛翔体加速装置 ... 23

2.2 計測装置 ... 23

2.2.1 顕微鏡システム ... 23

2.2.2 高速度カメラ ... 25

3 試験パラメータ ... 25

4 試験手順 ... 29

4.1 注意事項 ... 29

4.2 試験前の準備 ... 29

4.3 試験後の測定 ... 30

5 解析手順 ... 30

5.1 注意事項 ... 30

5.2 解析方法 ... 30

6 実験結果 ... 30

(6)

㻡

I-3章九州工大の2段式軽ガス銃の較正試験（Calibration）

概要 ... 36

1 目的 ... 39

2 実験装置 ... 39

2.1 飛翔体加速装置 ... 39

2.2 計測装置 ... 40

2.2.1 電子天秤 ... 40

2.2.2 顕微鏡システム ... 40

2.2.3 高速度カメラ ... 41

4 試験手順 ... 45

4.1 注意事項 ... 46

4.2 試験前の準備 ... 46

4.3 試験後の測定 ... 46

5 解析手順 ... 47

5.1 注意事項 ... 47

5.2 解析方法 ... 47

6 実験結果 ... 47

7 結論 ... 54

第Ⅱ章模擬ダストの超高速衝突試験の分析結果 II-1章 DIS 11227で規定されている試験内容 1 Experimental procedure（実験手順） ... 62

1.2 Impact parameters（衝突パラメータ） ... 62

1.3 Ejecta characterization and evaluation（イジェクタの特性解析および評価） ... 64

1.4 Analysis of test results（試験結果の解析） ... 66

2 Reporting of test results（試験結果の報告） ... 67

2.1 General （概要） ... 67

2.2 Report of testing of materials（材料試験の報告） ... 68

2.2.1 Information on test sample（試験片の情報） ... 68

2.2.2 Description of test procedures（実験手順の説明） ... 68

2.2.3 Presentation of test results（実験結果の発表） ... 69

2.3 Database（データベース） ... 69

3 Quality assurance（品質保証） ... 69

3.2 Quality requirements（品質要求事項） ... 70

3.2.1 Request for HVI testing of materials（超高速衝突試験の材料における要求） ... 70

(7)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻢

3.2.3 Calibration （較正試験） ... 71

3.2.4 Testing, evaluation and reporting（試験，評価，報告） ... 71

3.2.5 Traceability and records（トレーサビリティと記録） ... 71

II-2章 DIS 11227に沿った各種宇宙用材料への評価試験概要 ... 74

1 目的 ... 78

2 実験装置 ... 78

2.1 飛翔体加速装置 ... 78

2.2 計測装置 ... 79

2.2.1 電子天秤 ... 79

2.2.2 顕微鏡システム ... 80

4 試験手順 ... 85

4.1 注意事項 ... 85

4.2 試験前の準備 ... 85

4.3 試験後の測定 ... 85

5 解析手順 ... 86

5.1 注意事項 ... 86

5.2 解析方法 ... 86

6 実験結果 ... 86

(8)

㻣

➨

Ϩ❶

ᅜ

ෆヨ㦂⿦⨨ࡢ㍑ṇヨ㦂㸦

_Calibration

㸧

⤖

ᯝ

I-1

❶

DIS 11227

࡛

つᐃࡉࢀ࡚࠸ࡿ㍑ṇヨ㦂㸦

Calibration

㸧

I-2

❶

ISAS

ࡢ

2 ẁ

ẁ

ᘧ㍍࢞ࢫ㖠ࡢ㍑ṇヨ㦂㸦

Calibration

㸧

(9)

㻥

➨

Ϩ̿㸯❶

(10)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻝㻜

[I-1]

ISO/TC 20/SC 14/DIS11227 ” Space systems – Test procedures to evaluate spacecraft material ejecta upon hypervelocity impact”ࡼࡾ㸪௨ୗᢤ⢋㸬

1 Calibration

㸦㍑ṇヨ㦂㸧

Before performing the experimental procedure a calibration of the hypervelocity impact facility shall be made. The purpose of this is to provide a reference data point for the subsequent tests at the facility.

ᐇ㦂ᡭ㡰ࢆ⾜࠺๓࡟㸪㉸㧗㏿⾪✺᪋タࡢ㍑ṇࢆࡋ࡞ࡅࢀࡤ࡞ࡽ࡞࠸㸬㍑ṇヨ㦂ࡢ┠ⓗࡣ㸪ࡑࡢ᪋タ࡛ᚋ㏙ࡍ

ࡿヨ㦂࡟࠾ࡅࡿཧ⪃ࢹ࣮ࢱⅬࢆ୚࠼ࡿࡇ࡜࡛࠶ࡿ㸬

A test shot shall be performed using the following projectile parameters :

ヨ㦂ࡣ௨ୗࡢ㣕⩧యࣃ࣓࣮ࣛࢱࢆ౑ࡗ࡚⾜࠺ࡶࡢ࡜ࡍࡿ㸬

- material: aluminium alloy Al 2017 or Al2024 is recommended. The choice is based on de jure standards; - size and shape: 1 mm +/- 0.1 mm diameter sphere

- impact velocity: 5000 m/s +/- 100 m/s is recommended; - impact angle of incidence relative to target normal: 0° .

- ᮦ㉁㸸࢔࣑ࣝྜ㔠Al 2017ࡶࡋࡃࡣAl 2024ࢆ᥎ዡ㸬㑅ᢥࡣ㸪ṇᙜ࡞ᶆ‽࡟ᇶ࡙ࡃ㸬 - ࢧ࢖ࢬ࣭ᙧ≧㸸┤ᚄ1 mm +/- 0.1 mmࡢ⌫

- ⾪✺㏿ᗘ㸸5000 m/s +/- 100 m/s ࢆ᥎ዡ - ᆶ┤࡞ࢱ࣮ࢤࢵࢺ࡟ᑐࡍࡿ⾪✺ධᑕゅ㸸0r

The target shall have the following characteristics :

ࢱ࣮ࢤࢵࢺࡣ௨ୗࡢ≉ᚩࢆᣢࡘࡶࡢ࡜ࡍࡿ㸬

- size : 50 mm (+/- 1.5 mm) x 50 mm (+/- 1.5 mm);

- material : fused silica glass, such as Lithosil glass, from Schott AG. - thickness : 20 mm (+/- 1.5 mm);

- fixing: at the edges onto a mounting plate.

- ࢧ࢖ࢬ㸸50 mm (+/- 1.5 mm) x 50 mm (+/- 1.5 mm)

- ᮦ㉁㸸▼ⱥ࢞ࣛࢫ㸪౛࠼ࡤSchott AG࠿ࡽࡢLithosil glass࡞࡝㸬 - ཌࡉ㸸20 mm (+/- 1.5 mm)

- ᅛᐃ᪉ἲ㸸ྲྀ௜ᯈࡢ➃࡛ᅛᐃ

Note: The target material is fragile and it is recommended that the target should be in a small box with a window (hole) to prevent mass measurement error of the target after the impact test.

ὀ㔘㸸ࢱ࣮ࢤࢵࢺࡢᮦ㉁ࡣቯࢀࡸࡍࡃ㸪⾪✺ヨ㦂ᚋࡢࢱ࣮ࢤࢵࢺࡢ㉁㔞 ᐃㄗᕪࢆ㜵ࡄࡓࡵ㸪❆㸦✰㸧

(11)

㻝㻝

[I-1]

ࡢ࠶࠸ࡓᑠࡉ࡞࣎ࢵࢡࢫ࡟ࢱ࣮ࢤࢵࢺࢆධࢀࡿࡇ࡜ࢆ᥎ዡࡍࡿ㸬

A witness plate shall be used to collect ejecta particles released from the front side of the target during impact.

࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡣ⾪✺୰࡟ࢱ࣮ࢤࢵࢺ๓㠃࠿ࡽᨺฟࡉࢀࡿ࢖ࢪ࢙ࢡࢱ⢏Ꮚࢆᤕ㞟ࡍࡿࡓࡵ࡟౑ࢃࢀࡿ

ࡶࡢ࡜ࡍࡿ㸬

The witness plate shall satisfy the following parameters:

࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡣ௨ୗࡢࣃ࣓࣮ࣛࢱࢆ‶ࡓࡍࡶࡢ࡜ࡍࡿ㸬

- size: 250 mm x 150 mm, a circular hole (diameter 30 mm ) will be cut in the center, in order to allow the projectile to go through;

- material: copper is recommended. The choice is based on de jure standards such as JIS H3100 C1100P-1/4H, ASTM B152 C11000, EN CW004A ;

- thickness: 2 mm;

- distance and position (angle) to the target: 50 – 100 mm in front of the target, parallel to the target; - fixing: by threaded rods and bolts, fixed on the target holding plate (see Annex C).

- ࢧ࢖ࢬ㸸250 mm150 mm㸪㣕⩧యࢆ㏻㐣ࡉࡏࡿࡓࡵ࡟┤ᚄ30mmࡢ୸࠸✰ࢆ୰ኸ࡟㛤ࡅࡿ

- ᮦ㉁㸸㖡ࢆ᥎ዡ㸬㑅ᢥࡣ㸪JIS H3100 C1100P-1/4H, ASTM B152 C11000, EN CW004A࡞࡝ࡢṇᙜ࡞ᶆ

‽࡟ᇶ࡙ࡃ㸬

- ཌࡉ㸸2mm

- ࢱ࣮ࢤࢵࢺ࡜ࡢ㊥㞳࡜఩⨨㸦ゅᗘ㸧㸸ࢱ࣮ࢤࢵࢺ๓᪉ࡢ50 – 100 mm㸪ࢱ࣮ࢤࢵࢺ࡜ᖹ⾜ - ᅛᐃ᪉ἲ㸸ࢱ࣮ࢤࢵࢺಖᣢᯈ࡟ᅛᐃࡋࡓ㸪ࢿࢪᲬ࡜࣎ࣝࢺࢆ⏝࠸ࡿ㸦Annex Cཧ↷㸧

The general environment shall satisfy the following parameters:

ヨ㦂⎔ቃࡣ௨ୗࡢࣃ࣓࣮ࣛࢱࢆ‶㊊ࡋ࡞ࡅࢀࡤ࡞ࡽ࡞࠸㸬

-operating temperature: room temperature; -operating pressure: < 0.1 Pa. (recommended) - సື ᗘ㸸ᐊ

- సືᅽ㸸< 0.1 Pa㸦᥎ዡ㸧

As a minimum the following parameters shall be measured:

᭱ప㝈㸪௨ୗࡢࣃ࣓࣮ࣛࢱࡣ ᐃࡉࢀ࡞ࡅࢀࡤ࡞ࡽ࡞࠸㸬

- diameter and depth of impact crater

- size distribution of diameter of craters created by front side ejecta particles within the following ranges: - between 0.025 and 0.05 mm (mainly from the ejecta cone);

(12)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻝㻞

[I-1]

- between 0.05 and 0.1 mm (mainly from the ejecta cone); - between 0.1 and 1 mm (mainly from spall);

- >1 mm (from spall). - ⾪✺⑞ࡢ┤ᚄ࡜῝ࡉ

- ௨ୗࡢ⠊ᅖෆ࡛ࡢ๓㠃࢖ࢪ࢙ࢡࢱ⢏Ꮚ࡟ࡼࡿ⾪✺⑞┤ᚄࡢࢧ࢖ࢬศᕸ - 0.025 ~ 0.05 mmࡢ㛫㸦୺࡟࢖ࢪ࢙ࢡࢱࢥ࣮ࣥ㸧

- 0.05 ~ 0.1 mmࡢ㛫㸦୺࡟࢖ࢪ࢙ࢡࢱࢥ࣮ࣥ㸧 - 0.1 ~ 1 mmࡢ㛫㸦୺࡟ࢫ࣏࣮ࣝ㸧

- > 1 mm㸦ࢫ࣏࣮ࣝ㸧

More details for the ejecta characterization are given in section 6.3 and in Annex C.

࢖ࢪ࢙ࢡࢱࡢ≉ᛶ࡟㛵ࡍࡿヲ⣽ࡣ㸪6.3⠇࡜Annex C࡟࠶ࡿ㸬

2 Reporting of test results

㸦ヨ㦂⤖ᯝࡢሗ࿌㸧

2.1 General

㸦ᴫせ㸧

The report shall provide all information relevant to the understanding and correct interpretation of the test activity and test results.

ሗ࿌᭩ࡣ㸪ヨ㦂άື࡜ヨ㦂⤖ᯝ࡟ࡘ࠸࡚ࡢ⌮ゎ࡜ṇ☜࡞ゎ㔘࡟࠾ࡅࡿ㐺ษ࡞ࡍ࡭࡚ࡢ᝟ሗࢆᥦ౪ࡋ࡞ࡅࢀࡤ

࡞ࡽ࡞࠸㸬

The report shall contain:

1. an abstract summarizing the test procedure and findings;

2. an introduction which provides the background information to the test (i.e. reason for testing, use and applicability of results);

3. the objective of the test activity; 4. information on the tested material;

5. a description of the test procedure and test conditions; 6. the calibration report ;

7. presentation of results; 8. discussion of results;

9. conclusions and recommendations;

10. numerical data in a format agreed by the customer; 11. Customer’s authorization about the tests.

ሗ࿌᭩ࡣ௨ୗࡢࡇ࡜ࢆྵࢇ࡛࠸࡞ࡅࢀࡤ࡞ࡽ࡞࠸㸬

1. ᐇ㦂ᡭ㡰࡜⤖ᯝࢆせ⣙ࡋ࡚࠸ࡿᴫせ

2. ヨ㦂࡟࠾ࡅࡿ⫼ᬒࢆ୚࠼ࡿᗎㄽ㸦౛࠼ࡤ㸪ヨ㦂ࡢࡓࡵࡢືᶵ㸪⤖ᯝࡢ㐺⏝ᛶࡸ౑⏝㸧

(13)

㻝㻟

[I-1]

3. ヨ㦂άືࡢ┠ⓗ 4. ヨ㦂∦࡟ࡘ࠸࡚ࡢ᝟ሗ 5. ᐇ㦂ᡭ㡰࡜ᐇ㦂᮲௳ࡢゎㄝ 6. ㍑ṇヨ㦂ሗ࿌

7. ⤖ᯝࡢᥦ♧ 8. ⤖ᯝࡢ⪃ᐹ 9. ⤖ㄽ࡜ᥦゝ

10. 㢳ᐈ࡟ࡼࡗ࡚ᢎㅙࡉࢀࡓᙧᘧࡢᩘ್ࢹ࣮ࢱ 11. ヨ㦂࡟ࡘ࠸࡚ࡢ㢳ᐈࡢᢎㄆ

2.2 Report of testing of materials

㸦ᮦᩱヨ㦂ࡢሗ࿌㸧

2.2.1 Information on test sample㸦ヨ㦂∦ࡢ᝟ሗ㸧

The report should include the following information on the test material and on the witness plate, as provided by the supplier :

1. supplier’s name and code; 2. material standard designation; 3. date of batch manufacturing; 4. specified chemical composition;

5. material and heat treatment specifications; 6. surface treatment, if any;

7. description of other manufacturing processes (e.g. welding, cutting and milling); 8. non-destructive inspection, before the tests

9. safety information and handling notice.

ሗ࿌᭩ࡣ㸪௙ධඛ࡟ࡼࡗ࡚୚࠼ࡽࢀࡿヨ㦂∦ࡸ࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺ࡟ࡘ࠸࡚ࡢ௨ୗࡢ᝟ሗࢆྵࡲ࡞ࡃ࡚ࡣ

࡞ࡽ࡞࠸㸬

1. ௙ධඛࡢྡ๓࡜㒑౽␒ྕ 2. ᮦᩱつ᱁ࡢグྕ

3. ࣂࢵࢳ⏕⏘ࡢ᪥௜ 4. ᣦᐃࡉࢀࡓ໬Ꮫྜᡂရ 5. ᮦᩱ࡜⇕ฎ⌮ࡢ௙ᵝ 6. ⾲㠃ฎ⌮㸦ࡶࡋ࠶ࢀࡤ㸧

7. ௚ࡢ〇㐀㐣⛬ࡢグ㏙㸦౛࠼ࡤ㸪⁐᥋㸪ษ๐㸪ࣇࣛ࢖ࢫຍᕤ㸧 8. ヨ㦂๓࡟㠀◚ቯ᳨ᰝ

9. Ᏻ඲ᑐ⟇᝟ሗ࡜ྲྀᢅ᝟ሗ

2.2.2 Description of test procedures㸦ᐇ㦂ᡭ㡰ࡢㄝ᫂㸧

The report shall provide a description of the specimen preparation, test equipment and test procedure. The

(14)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻝㻠

[I-1]

information provided shall be in accordance with the requirements specified in the relative sections of this standard.

- Estimated values of precision and bias for the test results shall be included. - Anomalies and deviations from test procedures shall be reported.

ሗ࿌᭩ࡣヨᩱసᡂ㸪ᐇ㦂ᶵᮦ࡜ᐇ㦂ᡭ㡰ࡢㄝ᫂ࢆᥦ౪ࡍࡿࡶࡢ࡜ࡍࡿ㸬ᥦ౪ࡉࢀࡓ᝟ሗࡣ㸪ࡇࡢつ᱁࡜㛵㐃

ࡢ࠶ࡿ⠇࡛ᣦᐃࡉࢀࡓせ௳࡟ᚑࡗ࡚࠸ࡿࡶࡢ࡜ࡍࡿ㸬

- ᐇ㦂⤖ᯝ࡟࠾ࡅࡿ⢭ᗘ࡜೫ࡾࡢホ౯್ࡣྵࡲࢀ࡚࠸ࡿࡶࡢ࡜ࡍࡿ - ᐇ㦂ᡭ㡰࠿ࡽࡢ␗ᖖᛶ࡜೫ᕪࡣሗ࿌ࡉࢀࡿࡶࡢ࡜ࡍࡿ

2.2.3 Presentation of test results㸦ᐇ㦂⤖ᯝࡢⓎ⾲㸧

Test results shall be presented in the report in an appropriate format (e.g. tables, drawings, plots, diagrams and photos) together with a written description.

Units of measure and scales shall be consistent and in agreement with SI units and those are recommended be consistent and in agreement with customer specifications.

ᐇ㦂⤖ᯝࡣ㸪ࡲ࡜ࡵࡽࢀࡓグ㏙࡜࡜ࡶ࡟㐺ษ࡞᭩ᘧ㸦౛࠼ࡤ㸪⾲㸪ᅗ㠃㸪ࣉࣟࢵࢺ㸪ᅗ㸪෗┿㸧࡟ࡼࡿሗ࿌

᭩࡛ᥦฟࡉࢀࡿࡶࡢ࡜ࡍࡿ㸬

ᑍἲࡸࢫࢣ࣮ࣝࡢ༢఩ࡣ㸪୍㈏ᛶࡀ࠶ࡾ㸪㢳ᐈࡢつ᱁࡟ᚑࡗ࡚࠸ࡿࡶࡢ࡜ࡍࡿ㸬

2.3 Database

㸦ࢹ࣮ࢱ࣮࣋ࢫ㸧

The test results should be provided to standards organisations that maintain spacecraft materials databases such as ECSS-Q70-71A described in Bibliography [8], and made publicly available.

The test results should be provided in an electronic format that can be incorporated into such databases. Annex D gives an example of a material data sheet from ECSS-Q70-71A, Bibliography [8].

ᐇ㦂⤖ᯝࡣ㸪ཧ⪃ᩥ⊩[8]࡛グ㍕ࡉࢀ࡚࠸ࡿࡼ࠺࡞ECSS-Q70-71A࡞࡝㸪Ᏹᐂᶵࡢᮦᩱࢹ࣮ࢱ࣮࣋ࢫࢆ⥔ᣢࡍ

ᶆ‽ᶵᵓ࡟౪⤥ࡉࢀ㸪බⓗ࡟ධᡭྍ⬟࡛࠶ࡿ࡭ࡁ࡛࠶ࡿ㸬

ᐇ㦂⤖ᯝࡣ㸪ୖグࡢࢹ࣮ࢱ࣮࣋ࢫ࡟⤌ࡳ㎸ࡲࢀࡿࡇ࡜ࡀ࡛ࡁࡿࡼ࠺࡟㟁Ꮚᙧᘧ࡛୚࠼ࡽࢀࡿ࡭ࡁ࡛࠶ࡿ㸬

Annex Dࡣཧ⪃ᩥ⊩࠿ࡽᮦᩱࢹ࣮ࢱࢩ࣮ࢺࡢ౛࡛࠶ࡿ㸬

3 Quality assurance

㸦

ရ㉁ಖド㸧

3.1 General

㸦ᴫせ㸧

The test facility shall implement the quality assurance, inspection and quality control procedures herein specified before conducting any test activity. The implementation of the quality assurance, inspection and quality control procedures shall be maintained for the entire duration of the test activity.

The test facility shall establish and implement adequate quality control actions and inspections to provide evidence of conformity to the test requirements.

Quality control actions and inspections for test activities carried out by sub-contractors to the test facility are

(15)

㻝㻡

[I-1]

entirely under the direct responsibility of the test facility.

ヨ㦂᪋タࡣ㸪ヨ㦂άືࢆ⾜࠺๓࡟ࡇࡇ࡟ᣦᐃࡉࢀࡓရ㉁ಖド㸪᳨ᰝ㸪ရ㉁⟶⌮᪋⟇ࢆᐇ᪋ࡍࡿࡶࡢ࡜ࡍࡿ㸬

ရ㉁⟶⌮᪋⟇ࡢᐇ᪋㸪᳨ᰝ㸪ရ㉁ಖドࡣ㸪ヨ㦂άືࡢ඲ᣢ⥆ᮇ㛫࡟࠾࠸࡚⥔ᣢࡉࢀࡿࡶࡢ࡜ࡍࡿ㸬

ヨ㦂᪋タࡣ㸪ヨ㦂せ௳࡬ࡢ‽ᣐࡋ࡚࠸ࡿドᣐࢆ୚࠼ࡿࡓࡵ࡟༑ศ࡞ရ㉁⟶⌮άື࡜᳨ᰝࢆᵓ⠏ࡋ㸪ᐇ᪋ࡍࡿ

ࡶࡢ࡜ࡍࡿ㸬

ヨ㦂᪋タࡢ๪ዎ⣙⪅࡟ࡼࡗ࡚⾜ࢃࢀࡓヨ㦂άື࡟࠾ࡅࡿရ㉁⟶⌮άື࡜᳨ᰝࡣ㸪᏶඲࡟ヨ㦂᪋タࡢ┤᥋ࡢ㈐

௵ୗ࡛࠶ࡿ㸬

3.2 Quality requirements

㸦ရ㉁せồ஦㡯㸧

3.2.1 Request for HVI testing of materials㸦㉸㧗㏿⾪✺ヨ㦂ࡢᮦᩱ࡟࠾ࡅࡿせồ㸧

The customer shall issue a request to a hypervelocity impact facilities to test the materials. The request for testing of materials shall specify:

㢳ᐈࡣ㸪ᮦᩱࢆヨ㦂ࡍࡿࡓࡵ࡟㉸㧗㏿⾪✺᪋タ࡟せồࢆฟࡍࡶࡢ࡜ࡍࡿ㸬ᮦᩱヨ㦂࡟࠾ࡅࡿせồࡣ௨ୗࢆ‶

ࡓࡍࡶࡢ࡜ࡍࡿ㸬

- objective of the test activity,

- background and justification to the test activity, - material to be investigated,

- description of test activity - deliverables.

- ヨ㦂άືࡢ┠ⓗ - ヨ㦂άືࡢ⫼ᬒ࡜ព⩏ - ◊✲ࡉࢀࡿᮦᩱ - ヨ㦂άືࡢㄝ᫂ - ᥦฟ᭩㢮

3.2.2 Work proposal for HVI testing of materials㸦㉸㧗㏿⾪✺ヨ㦂ࡢᮦᩱ࡟࠾ࡅࡿ◊✲ᥦ᱌㸧

The test facility shall issue a work proposal for testing of materials. The work proposal shall specify :

ヨ㦂᪋タࡣ㸪ᮦᩱヨ㦂࡟࠾ࡅࡿ◊✲ᥦ᱌ࢆฟࡍࡶࡢ࡜ࡍࡿ㸬◊✲ᥦ᱌ࡣ௨ୗࢆ‶ࡓࡍࡶࡢ࡜ࡍࡿ㸬

- test objective,

- test method and reference to test standards, - material,

- description of proposed test procedure, - deliverables,

- work breakdown structure, - planning and time schedule,

(16)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻝㻢

[I-1]

- itemized cost list and payment. - ᐇ㦂┠ⓗ

- ᐇ㦂᪉ἲ࡜ヨ㦂つ᱁ࡢᣦ♧ - ᮦᩱ

- ᥦ᱌ࡉࢀࡓᐇ㦂ᡭ㡰ࡢㄝ᫂ - ᥦฟ᭩㢮

- సᴗᵓᡂ᫂⣽

- ィ⏬࡜ࢱ࢖࣒ࢫࢣࢪ࣮ࣗࣝ - 㡯┠ู⤒㈝ࣜࢫࢺ࡜ᨭᡶ࠸

3.2.3 Calibration㸦㍑ṇヨ㦂㸧

In addition to the calibration test specified in Clause 5, the test facility shall carry out and maintain calibration of test equipment throughout the duration of the test activity. Calibration records shall be readily accessible and retrievable for the entire duration of the test activity on customer request.

5 ❶࡛ᣦᐃࡉࢀࡓ㍑ṇヨ㦂࡟ຍ࠼࡚㸪ヨ㦂᪋タࡣ㸪ヨ㦂άືᮇ㛫୰ࡢᐇ㦂ᶵᮦࡢ㍑ṇࢆ⾜࠸㸪⥔ᣢࡍࡿࡶࡢ

࡜ࡍࡿ㸬㍑ṇࡢグ㘓ࡣ㸪㢳ᐈࡢせồ࡟ᛂࡌ࡚ヨ㦂άືࡢ඲ᮇ㛫࡟࠾࠸࡚ࡍࡄ࡟฼⏝ࡋࡸࡍࡃ㸪᳨⣴࡛ࡁࡿࡶ

ࡢ࡜ࡍࡿ㸬

3.2.4 Testing, evaluation and reporting㸦ヨ㦂㸪ホ౯㸪ሗ࿌㸧

The test facility shall provide evidence that the test activity, evaluation and reporting is carried out in accordance with the requirements listed in Clauses 5, 6 and 7, respectively.

ヨ㦂᪋タࡣ㸪ヨ㦂άື㸪ホ౯࡜ሗ࿌ࡀ㸪5㸪6㸪7 ❶ࡑࢀࡒࢀ࡛グ㍕ࡉࢀࡓせ௳࡟ࡋࡓࡀࡗ࡚⾜ࢃࢀࡿ࡜࠸࠺

ドᣐࢆ୚࠼ࡿࡶࡢ࡜ࡍࡿ㸬

3.2.5 Traceability and records㸦ࢺ࣮ࣞࢧࣅࣜࢸ࢕࡜グ㘓㸧

Materials shall be durably marked to unequivocally identify manufacturer’s code, batch number, material standard designation.

Specimens shall be durably marked to unequivocally identify individual specimens. The test facility shall maintain test records for the entire duration of the contract. Test records shall be accessible and retrievable on customer request.

Storage of materials and specimens by the test facility shall be agreed with the customer. Disposal of materials and specimens shall be authorized by the customer.

ᮦᩱࡣ㸪〇㐀ࢥ࣮ࢻ㸪ࣂࢵࢳࢼࣥࣂ࣮㸪ᮦᩱつ᱁ࡢグྕࢆࡣࡗࡁࡾ࡜☜ㄆࡍࡿࡓࡵ࡟Ọ⥆ⓗ࡟࣐࣮ࢡࢆ௜ࡅ

ࡽࢀࡿࡶࡢ࡜ࡍࡿ㸬

ヨᩱࡣ㸪ಶࠎࡢヨᩱࢆࡣࡗࡁࡾ࡜☜ㄆࡍࡿࡓࡵ࡟Ọ⥆ⓗ࡟࣐࣮ࢡࢆ௜ࡅࡽࢀࡿࡶࡢ࡜ࡍࡿ㸬

ヨ㦂᪋タࡣ㸪ዎ⣙ᮇ㛫୰࡟࠾ࡅࡿᐇ㦂グ㘓ࢆ⥔ᣢࡍࡿࡶࡢ࡜ࡍࡿ㸬

ᐇ㦂グ㘓ࡣ㸪㢳ᐈࡢせồ࡟ᛂࡌ࡚฼⏝࡛ࡁ㸪᳨⣴࡛ࡁࡿࡶࡢ࡜ࡍࡿ㸬

(17)

㻝㻣

[I-1]

ヨ㦂᪋タ࡟ࡼࡿヨᩱ࠾ࡼࡧᮦᩱࡢಖᏑࡣ㸪㢳ᐈ࡟ྠពࡉࢀࡿࡶࡢ࡜ࡍࡿ㸬

ヨᩱ࠾ࡼࡧᮦᩱࡢฎศࡣ㸪㢳ᐈ࡟ࡼࡗ࡚チྍࡉࢀࡿࡶࡢ࡜ࡍࡿ㸬

(18)

㻝㻥

➨

Ϩ

㸫

㸰❶

(19)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻞㻜

[I-2]

ᴫ

ᴫ せせ

ᮏሗ࿌᭩ࡣISO/TC20/SC14/DIS11227࡟‽ᣐࡋ࡚ᐇ᪋ࡋࡓᏱᐂ⯟✵◊✲㛤Ⓨᶵᵓ㸭Ᏹᐂ⛉Ꮫ◊✲ᡤ㸦௨ ୗ㸪ISAS࡜グࡍ㸧ࡢ஧ẁᘧ㍍࢞ࢫ㖠࡟࠾ࡅࡿ㸪㍑ṇᐇ㦂ࡢᐇ᪋ᡭ㡰࡜ᐇ᪋⤖ᯝࢆࡲ࡜ࡵࡓࡶࡢ࡛࠶ࡿ㸬 ᐇ㦂ࡣDIS11227ࡢ➨5❶࡟ᚑࡗ࡚ᐇ᪋ࡋ㸪➨㸵❶࡟ᚑࡗ࡚ሗ࿌ࢆࡲ࡜ࡵࡓ㸬⾲A࡟DIS11227ࡢ➨5

❶࡛せồࡉࢀ࡚࠸ࡿᐇ㦂ᐇ᪋ࣃ࣓࣮ࣛࢱ࡜ᮏᐇ㦂࡛タᐃࡋࡓࣃ࣓࣮ࣛࢱࡢẚ㍑ࢆ㸪ࡲࡓ⾲B࡟DIS11227

ࡢ➨7❶࡛せồࡉࢀ࡚࠸ࡿヨ㦂ሗ࿌ࡢෆᐜ࡜㸪ࡑࡢෆᐜ࡟ᑐᛂࡍࡿᮏ᭩࡛ࡢヱᙜ⟠ᡤ㸦㡯┠␒ྕ㸧ࢆ♧ ࡍ㸬࡞࠾, DIS11227ࡢᐇ㦂ࣃ࣓࣮ࣛࢱࡣᚲ㡲㸦shall㸧᮲௳࡛ࡣ࡞࠸ࡀ,ྍ⬟࡞㝈ࡾ㏆࠸ࡇ࡜ࡀせㄳ 㸦”should͇㸧ࡉࢀ࡚࠾ࡾ,ᮏᐇ㦂ࡢ᮲௳ࡶDIS11227࡜ྍ⬟࡞㝈ࡾྠ୍࡜ࡋࡓ㸬

ᖺ ᭶ ᪥࡟ᐇ㦂ࢆᐇ᪋ࡋࡓ⤖ᯝ㸪ISASࡢ஧ẁᘧ㍍࢞ࢫ㖠࡛ISO/TC20/SC14/DIS11227࡟‽ᣐ ࡋࡓ㍑ṇᐇ㦂ࡢᐇ᪋ࡀྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬

(20)

㻞㻝

[I-2]

⾲

⾲A: DIS11227ࡢ➨5❶࡛せồࡉࢀ࡚࠸ࡿヨ㦂ᐇ᪋ࣃ࣓࣮ࣛࢱ࡜ᮏᐇ㦂࡛タᐃࡋࡓࣃ࣓࣮ࣛࢱࡢẚ㍑

DIS11227

This study

Projectile

Material Aluminum alloy

A2017 or A2024 A2017

Size and shape 1 mm +/- 0.1 mm diameter

sphere Same

Impact velocity 5 km/s +/- 0.1 km/s 5 km/sec

Target

Material Fused silica Synthetic fused

silica

Size 50 x 50 x 20 mm

(+/- 1.5 mm) Same

Fixing At the edges onto a

mounting plate

Supported by rubber sponge

Witness

plate

Material Copper Copper (JIS H3100

C1100P-1/4H)

Size 250 x 150 x 2 mm 180 x 150 x 2 mm

Hole diameter 30 mm in the centre Same

Distance to the target 50 – 100 mm 50 mm, 100 mm

Position angle to the target Parallel to the target Same

Fixing

Fixed on the target holding plate by threaded

rods and bolts

Supported by aluminum plates

Surface treatment Not defined Buffing

General

environment

Operating temperature Room temperature Same

Operating pressure < 0.1 Pa 12 Pa

(21)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻞㻞

[I-2]

⾲

⾲B: ᮏ᭩㸦ḟ࣮࣌ࢪࡼࡾࡢሗ࿌ᩥ᭩㸧࡜DIS11227ࡢ➨7❶࡛せồࡉࢀࡿሗ࿌᭩ෆᐜࡢẚ㍑

DIS11227

➨

㸵❶࡛せồࡉࢀࡿሗ࿌᭩ෆᐜ

ᮏ

᭩ࡢヱᙜ⟠ᡤ

1. an abstract summarizing the test procedure and findings; 1. ᐇ㦂ᡭ㡰࡜⤖ᯝࢆせ⣙ࡋ࡚࠸ࡿᴫせ

࠙

࠙ᴫせࠚ

㸯

㸯┠ⓗ

2. an introduction which provides the background information to the test (i.e. reason for testing, use and applicability of results); 2. ヨ㦂࡟࠾ࡅࡿ⫼ᬒࢆ୚࠼ࡿᗎㄽ㸦౛࠼ࡤ㸪ヨ㦂ࡢࡓࡵࡢືᶵ㸪 ⤖ᯝࡢ㐺⏝ᛶࡸ౑⏝㸧

㸯

㸯┠ⓗ

3. the objective of the test activity; 3. ヨ㦂άືࡢ┠ⓗ

㸯㸯┠ⓗ

4. information on the tested material;

4. ヨ㦂∦࡟ࡘ࠸࡚ࡢ᝟ሗ 3

ヨ

ヨ㦂ࣃ࣓࣮ࣛࢱ

5. a description of the test procedure and test conditions;

5. ᐇ㦂ᡭ㡰࡜ᐇ㦂᮲௳ࡢゎㄝ 2 ᐇᐇ㦂⿦⨨

2.1 㣕㣕⩧యຍ㏿⿦⨨

2.2 ィィ ⿦⨨

2.2.1 㢧㢧ᚤ㙾ࢩࢫࢸ࣒

2.2.2 㧗㧗㏿ᗘ࣓࢝ࣛ

3 ヨヨ㦂ࣃ࣓࣮ࣛࢱ

4 ヨヨ㦂ᡭ㡰

4.1 ὀὀព஦㡯

4.2 ヨヨ㦂๓ࡢࡢ‽‽ഛ

4.3 ヨヨ㦂ᚋࡢ ᐃ

5 ゎゎᯒᡭ㡰

5.1 ὀὀព஦㡯

5.2 ゎゎᯒ᪉ἲ

6. the calibration report ;

6. ㍑ṇヨ㦂ሗ࿌ 6 ᐇᐇ㦂⤖ᯝ

7. presentation of results;

7. ⤖ᯝࡢᥦ♧ 6

ᐇ

ᐇ㦂⤖ᯝ

8. discussion of results;

8. ⤖ᯝࡢ⪃ᐹ 6

ᐇ

ᐇ㦂⤖ᯝ

9. ⤖ㄽ࡜ᥦゝ 7⤖⤖ㄽ

10. numerical data in a format agreed by the customer;

10. 㢳ᐈ࡟ࡼࡗ࡚ᢎㅙࡉࢀࡓᙧᘧࡢᩘ್ࢹ࣮ࢱ N/A

11. Customer’s authorization about the tests.

11. ヨ㦂࡟ࡘ࠸࡚ࡢ㢳ᐈࡢᢎㄆ N/A

(22)

㻞㻟

[Ϩ-2]

2010ᖺ4᭶12᪥㸪 ISAS࡟タ⨨ࡉࢀ࡚࠸ࡿヨ㦂⿦⨨࡟࡚㸪ISO/TC20/SC14/DIS11227࡟‽ᣐࡋࡓ㍑ṇᐇ 㦂ࢆ⾜ࡗࡓ㸬௨ୗ࡟㸪ᐇ᪋ෆᐜࢆグࡍ㸬

1 ┠

┠

ⓗ

஑ᕞᕤᴗ኱Ꮫ࡛ඛ⾜ࡋ࡚ᐇ᪋ࡋࡓEjectaホ౯ヨ㦂㸦DIS1227ࡢ➨5❶࡟つ⛬ࡉࢀ࡚࠸ࡿ㍑ṇヨ㦂㸧ࢆ㸪

ISAS࡟タ⨨ࡉࢀ࡚࠸ࡿᐇ㦂タഛ࡛ࡶᐇ᪋ྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆࡍࡿ㸬

2 ᐇ

ᐇ

㦂⿦⨨

ISAS࡛⾜ࡗࡓEjectaヨ㦂࡟࠾࠸࡚౑⏝ࡋࡓᐇ㦂⿦⨨ࢆ௨ୗ࡟♧ࡍ㸬

2.1 㣕㣕⩧యຍ㏿⿦⨨

㣕⩧యຍ㏿⿦⨨࡜ࡋ࡚㸪஧ẁᘧ㍍࢞ࢫ㖠ࢆ౑⏝ࡋࡓ㸬Fig. 1࡟ᮏᐇ㦂࡛౑⏝ࡋࡓ஧ẁᘧ㍍࢞ࢫ㖠ࢆ♧ ࡍ㸬஧ẁᘧ㍍࢞ࢫ㖠ࡣ㸪ⅆ⸆ࢆ╔ⅆࡉࡏࡿⅬⅆ㒊㸪ⅆ⸆࡟ࡼࡗ࡚ຍ㏿ࡉࢀࡓࣆࢫࢺ࡛ࣥ㍍࢞ࢫࢆᅽ⦰ࡉ

ࡏࡿ࣏ࣥࣉࢳ࣮ࣗࣈ㸪᭱ࡶ㧗ᅽ࡜࡞ࡿ㧗ᅽ࢝ࢵࣉࣜࣥࢢ㒊㸪㣕⩧యࢆຍ㏿ࡉࡏࡿࣟࣥࢳࢳ࣮ࣗࣈ㸪ࣇࣜ

࣮ࣇࣛ࢖ࢺ༊㛫࡛࠶ࡿࣇࣛ࢖ࢺࢳ࣮ࣗࣈ㸪᭱ᚋ࡟ࢱ࣮ࢤࢵࢺࢆタ⨨ࡍࡿヨᩱᐊ࠿ࡽᵓᡂࡉࢀ࡚࠸ࡿ㸬

஧ẁᘧ㍍࢞ࢫ㖠ࡢࣟࣥࢳࢳ࣮ࣗࣈࡣෆᚄ7 mm㸪㛗ࡉ1.5 m㸪ෆ㒊࡟ࡣ1 m࡛1ᅇ㌿ࡍࡿࡽࡏࢇ≧ࡢ ࣛ࢖ࣇࣝ⁁ࡀ᪋ࡉࢀ࡚࠸ࡿ㸬ࣟࣥࢳࢳ࣮ࣗࣈ࠿ࡽⓎᑕࡉࢀࡓࢧ࣎࡜㣕⩧యࡣ㸪ࣇࣛ࢖ࢺࢳ࣮ࣗࣈෆ࡛ศ

㞳ࡋ㸪ࢧ࣎ࡣࣇࣛ࢖ࢺࢳ࣮ࣗࣈෆ࡟タ⨨ࡉࢀࡓࢧ࣎ࢫࢺࢵࣃ࣮࡟⾪✺㸪㣕⩧యࡣࢧ࣎ࢫࢺࢵࣃ࣮ࡢ୰ᚰ

㒊࡟タࡅࡽࢀࡓ✰ࢆ㏻㐣ࡋ࡚㸪㣕⩧యࡢࡳࢱ࣮ࢤࢵࢺ࡟⾪✺ࡍࡿ㸬

Fig. 1 Two-stage light gas gun at ISAS

2.2 ィィ ⿦⨨

2.2.1 㢧㢧ᚤ㙾ࢩࢫࢸ࣒

࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺୖࡢ⾪✺⑞࡟ࡼࡿࢧ࢖ࢬศᕸࢆᚓࡿࡓࡵ࡟㸪ගᏛ㢧ᚤ㙾㸦Fig. 2㸧ࢆ౑⏝ࡋ࢘

(23)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻞㻠

[Ϩ-2]

࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡢᣑ኱⏬ീࢆྲྀᚓࡋࡓ㸬Table 1࡟౑⏝ࡋࡓගᏛ㢧ᚤ㙾ࡢ௙ᵝࢆ♧ࡍ㸬ࡑࡢࢩࢫࢸ࣒ ࡣ㸪ගᏛ㢧ᚤ㙾㸪ᶓ᩿ཬࡧ⦪㉮⿦⨨㸪AC ࢧ࣮࣮࣎ࣔࢱ㸪ࣃ࣮ࢯࢼࣝࢥࣥࣆ࣮ࣗࢱ㸪సᴗྎ࠿ࡽᵓᡂࡉ ࢀࡿ㸬㢧ᚤ㙾ࢩࢫࢸ࣒ࡣ㸪ࡲࡎX㍈᪉ྥ࡟୍ᐃ㛫㝸࡛⛣ືࡋ㸦ᶓ⾜㸧⏬ീࢆ᧜ᙳࡍࡿ㸬ྠ᫬࡟ࣃ࣮ࢯࢼ ࣝࢥࣥࣆ࣮ࣗࢱ࡟⏬ീࢆಖᏑࡍࡿ㸬ගᏛ㢧ᚤ㙾ࡀ࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡢ➃࡟฿㐩ࡍࡿ࡜㸪཯ᑐഃࡢ➃

࡟⛣ືࡋ㸪 Y㍈᪉ྥ࡟୍ᐃ㛫㝸⛣ືࡋ㸦㉮⾜㸧㸪ୖグືసࢆ⧞ࡾ㏉ࡍ㸬Fig. 3࡟࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺ ࡢᗙᶆࢆ♧ࡍ㸬ࢫ࢟ࣕࢽࣥࢢࢆ⾜࠺㝿࡟㸪ಸ⋡125ಸ࡛ࡣ㸪ᐇ㦂๓ࡢയ࡜ぢศࡅࡽࢀࡿ᭱ᑠࢧ࢖ࢬࡣ┤ ᚄ⣙25 Pm࡛࠶ࡗࡓ㸬ಸ⋡125ಸ㸪X㍈Y㍈࡜ࡶ࡟1 mmࡢ᧜ᙳ㛫㝸࡛᧜ᙳࡋࡓሙྜ㸪1ᯛࡢ㖡ᯈࢆ᧜ ᙳࡋ⤊ࢃࡿࡢ࡟⣙6᫬㛫࠿࠿ࡾ㸪⥲ᯛᩘࡣ27,331ᯛ࡛࠶ࡗࡓ㸬

Fig. 2 Microscope system Fig. 3 Coordinate of witness plate

Table 1 Specification of microscope system

Model

number

(Company)

Zoom lens VH-Z35 (KEYENCE) Traverse

equipment SKR46 (THK) Testing bench HA-1510

(SIGMA KOKI)

Magnification 35 ~ 245

Image size [pixel] 640 x 480

Depth of field [mm] 8.3 ~ 0.3

Observation distance [mm] 54

Operating distance [mm] 740 x 940

(24)

㻞㻡

[Ϩ-2]

2.2.2 㧗㧗㏿ᗘ࣓࢝ࣛ

EjectaࡢⓎ⏕㐣⛬ࢆ᧜ᙳࡍࡿࡓࡵ࡟㸪㧗㏿ᗘ࣓࢝ࣛࢆ౑⏝ࡋࡓ㸬Fig. 4㸪Table 2࡟㧗㏿ᗘ࣓࢝ࣛࡢእ ほཬࡧ௙ᵝࢆࡑࢀࡒࢀ♧ࡍ㸬

Fig. 4 High-speed camera

Table 2 Specification of high-speed camera

Product name (Company) High-speed camera

(SHIMADZU)

Model number HPV-1

Recording method IS-CCD image sensor

Resolution [pixel] 312 (horizontal) x 260 (vertical)

Frame storage [frame] 100

Lens mount Nikon F mount

Color, Gradations Monochrome, 10 bits

Recording speed [fps] 30 to 1,000,000

Exposure time 1/2,1/4,1/8, or OFF(3/4)

of recording intervals

External trigger input TTL (positive/negative)

Recording format 10-bit dedicated format,

BMP, AVI, JPEG

3 ヨ

ヨ

㦂ࣃ࣓࣮ࣛࢱ

ヨ㦂ࣃ࣓࣮ࣛࢱࢆ௨ୗ࡟♧ࡍ㸬Fig. 5 ࡟ࢱ࣮ࢤࢵࢺཬࡧ࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡢᵓᡂᅗࢆ♧ࡍ㸬 Ejecta㉁㔞ࡣ㸪ࢱ࣮ࢤࢵࢺࡢᐇ㦂๓ᚋࡢ㉁㔞ᕪ࡟ࡼࡾ⟬ฟࡍࡿࡀ㸪ࢱ࣮ࢤࢵࢺࡀྜᡂ▼ⱥ࢞ࣛࢫࡢሙྜ㸪

⾪✺ヨ㦂࡟ࡼࡾ࢞ࣛࢫࡢ࢚ࢵࢪࡀ࠿ࡅ㸪ཝᐦ࡞Ejecta㉁㔞ࡢ⟬ฟࡀᅔ㞴࡛࠶ࡿࡓࡵ㸪ࢱ࣮ࢤࢵࢺࢆFig. 6

(25)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻞㻢

[Ϩ-2]

ࡢࢱ࣮ࢤࢵࢺ࣍ࣝࢲ࣮࡟ධࢀ࡚ᐇ㦂ࢆ⾜ࡗࡓ㸬࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡣ㸪ࢱ࣮ࢤࢵࢺ๓㠃࡟ᨺฟࡉࢀࡓ

Ejectaࢆᤕ⋓ཬࡧ⾪✺ࢲ࣓࣮ࢪࡢホ౯ࢆࡍࡿࡓࡵ࡟౑⏝ࡍࡿ㸬

Fig. 5 Setup of target and witness plate Fig. 6 Target holder

z 㣕㣕⩧య

つ᱁᱌࡛ࡣ㣕⩧యᮦᩱ࡜ࡋ࡚A2017࡜A2024ࢆ᥎ዡࡋ࡚࠸ࡿ㸬ᮏᐇ㦂࡛ࡣ㸪௨ୗ࡟♧ࡍࡼ࠺࡟

A2017⌫ࢆ౑⏝ࡍࡿ㸬

ᮦ

ᮦ㉁㸸࢔࣑ࣝࢽ࣒࢘ྜ㔠㸦Al 2017㸧 ࢧ

ࢧ࢖ࢬཬࡧᙧ≧㸸┤ᚄ1 mm +/- 0.1 mm⌫ ⾪

⾪✺㏿ᗘ㸦㸦᥎᥎ዡ್㸧㸧㸸5 km/sec +/-100m/sec

ὀ㸸ᮏ⾪✺㏿ᗘࡣ᥎ዡ್࡛࠶ࡾ㸪ᮏᐇ㦂࡟࠾ࡅࡿ⾪✺㏿ᗘࡣ㍑ṇヨ㦂࡛ᐇ᪋ࡋࡓ㏿ᗘ࡟

‽ࡎࡿࡶࡢ࡜ࡍࡿ㸬

⾪

⾪✺ゅᗘ㸸0°㸦ࢱ࣮ࢤࢵࢺ⾲㠃ἲ⥺᪉ྥࢆ0°࡜ࡍࡿ㸧

z ࢱࢱ࣮ࢤࢵࢺ

ࢱ࣮ࢤࢵࢺ࡟ࡣ㸪つ᱁᱌㏻ࡾ㸪⾪✺࡟ࡼࡗ࡚ࢫ࣏࣮ࣝࡀⓎ⏕ࡋ㸪ࡼࡾ࢚ࢪ࢙ࢡࢱࡀᨺฟࡋࡸࡍ࠸

ᮦᩱ࡛࠶ࡿ⁐⼥▼ⱥ࢞ࣛࢫࢆ౑⏝ࡍࡿ㸬Fig. 7㸪Table 3࡟ࢱ࣮ࢤࢵࢺ࡟౑⏝ࡋࡓ⁐⼥▼ⱥ࢞ࣛࢫࡢ እほཬࡧ௙ᵝࢆࡑࢀࡒࢀ♧ࡍ㸬

(26)

㻞㻣

[Ϩ-2]

Fig. 7 Target

ᅛ

ᅛᐃ᪉ἲ㸸⬤ᛶᮦᩱࡢሙྜࡣࢱ࣮ࢤࢵࢺࡢ࢚ࢵࢪ࡟ࡦࡧ๭ࢀཬࡧḞᦆࡀⓎ⏕ࡍࡿྍ⬟ᛶࡀ࠶ࡿ

ࡓࡵ㸪ࢱ࣮ࢤࢵࢺࡢ࿘ࡾࢆࢦ࣒ࢫ࣏ࣥࢪ࡛そ࠸㸪ࡑࢀࡽࢆ࢔࣑ࣝࢣ࣮ࢫࡢෆ㒊࡟཰ࡵ

ࡿ㸦Fig. 6㸧㸬

Table 3 Specification of target

Target material Fused Silica

Product name (Company) LITHOSIL® (SCHOTT)

Grade QT

Width [mm] 50±1.5

Height [mm] 50±1.5

Thickness [mm] 20±1.0

Mass [g] 110

Density [g/cm3] 2.2

Tensile strength [MPa] 50

Thermal Expansion Coefficient [1/K] 0.51 x 10-6

Thermal Conductivity [W/(m·K)] 1.31

Electrical Resistivity [::·m] 1.15 x 1016

(27)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻞㻤

[Ϩ-2]

z ࢘࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺ

࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡣ㸪ࢱ࣮ࢤࢵࢺ๓㠃࡟ᨺฟࡉࢀࡓ࢚ࢪ࢙ࢡࢱࢆᤕ⋓ཬࡧ⾪✺ࢲ࣓࣮ࢪࡢホ

౯ࢆࡍࡿࡓࡵ࡟౑⏝ࡍࡿ㸬つ᱁᱌DIS1227࡟ᚑࡗ࡚㸪ᮏᐇ㦂࡛ࡣ㖡ᯈࢆ⏝࠸ࡿ㸬Fig. 8㸪Table 4࡟ ࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺ࡟౑⏝ࡋࡓ㖡ᯈࡢእほཬࡧ௙ᵝࢆࡑࢀࡒࢀ♧ࡍ㸬

Fig. 8 Witness plate

タ

タ⨨㊥㞳㸸ࢱ࣮ࢤࢵࢺ๓㠃࠿ࡽ100 mm

タ

タ⨨ゅᗘ㸸ࢱ࣮ࢤࢵࢺ࡜ᖹ⾜

ᅛ

ᅛᐃ᪉ἲ㸸Fig. 5࡟♧ࡍࡼ࠺࡟࢔࣑ࣝࢽ࣒࢘ᯈ࡟ࡼࡾ࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺୖୗࢆᣳࡳᅛᐃࡍࡿ㸬

Table 4 Specification of witness plate

Target material Copper

Alloy and temper JIS C 1100P-1/4H

Surface treatment Buffing

Width [mm] 150

Height [mm] 180

Thickness [mm] 2

Density [g/cm3] 8.92

Tensile strength [MPa] 215 ~ 275

Vickers hardness [HV] 55 ~ 100

Thermal Expansion Coefficient [1/K] 17.7 × 10-6

Thermal Conductivity [W/(m·K)] 1.31

Electrical ResistLYLW\>ȍāP@ 1.15 × 1016

Hole diameter [mm] 30

(28)

㻞㻥

[Ϩ-2]

z ヨヨ㦂⎔ቃ

つ᱁᱌࡟ᚑ࠸㸪௨ୗࢆタᐃ

ヨ

ヨ㦂 ᗘ㸸ᐊ

ヨ

ヨ㦂ᅽຊ㸸ྍ⬟࡞㝈ࡾ┿✵ᗘࢆ㧗ࡃࡍࡿ㸬㸦⣙12 Pa㸧

4 ヨ

ヨ

㦂ᡭ㡰

ࡇࡇ࡛ࡣ㸪ࢱ࣮ࢤࢵࢺ࣭࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡢタ⨨࣭ィ ➼ࡢヨ㦂ᡭ㡰࡟ࡘ࠸࡚グࡍ㸬㣕⩧యຍ

㏿⿦⨨ࡢᐇ㦂ᡭ㡰࡟㛵ࡋ࡚ࡣࡇࡇ࡛ࡣ┬␎ࡍࡿ㸬

4.1 ὀὀព஦㡯

࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࢆᢅ࠺㝿ࡣ㸪࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺ⾲㠃ࢆയࡘࡅ࡞࠸ࡼ࠺ᡭ⿄ࢆᚲࡎ╔⏝ࡍ

ࡿ㸬ゎᯒࡢ㝿࡟ᣦ⣠ࡀ௜╔ࡋ࡚࠸ࡿ࡜⾪✺⑞ࢆ᳨ฟ࡛ࡁ࡞࠸㸬

4.2 ヨヨ㦂๓ࡢ‽ഛ

z ヨ㦂๓࡟㣕⩧యཬࡧࢱ࣮ࢤࢵࢺࡢࣃ࣓࣮ࣛࢱ㸦㉁㔞࣭ࢧ࢖ࢬ㸧ࢆ ᐃࡋ Table 5ࡢࢹ࣮ࢱࢩ࣮ ࢺ࡟グධࡍࡿ㸬

z ᐃᚋ㸪ࢱ࣮ࢤࢵࢺࢆ࣍ࣝࢲ࣮ࢣ࣮ࢫ࡟ධࢀ㸪࣍ࣝࢲ࣮ࢣ࣮ࢫཬࡧࢱ࣮ࢤࢵࢺࡢྜィ㉁㔞ࢆ

ᐃࡍࡿ㸬

z ࢱ࣮ࢤࢵࢺཬࡧ࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࢆヨᩱᐊෆ࡟タ⨨ࡍࡿ㸬࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡣ㸪ࢱ࣮

ࢤࢵࢺࡢ๓᪉ 50~100 mm ࡢ఩⨨࡟タ⨨ࡋ㸪ࢱ࣮ࢤࢵࢺཬࡧ࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡢ୰ᚰࢆྜ ࢃࡏࡿ㸬

Table 5 Experimental data sheet

Material Mass [g] Size [mm]

Before After Width × Height × Thickness

Target × ×

Holder case

+ Target

Witness plate Surface treatment × ×

Projectile Mass [g] Diameter [mm]

(29)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻟㻜

[Ϩ-2]

4.3 ヨヨ㦂ᚋࡢ ᐃ

z ヨ㦂ᚋ㸪ࢱ࣮ࢤࢵࢺཬࡧ࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࢆྲྀࡾฟࡋ㸪࣍ࣝࢲ࣮ࢣ࣮ࢫཬࡧࢱ࣮ࢤࢵࢺࡢ

ྜィ㉁㔞ࢆ ᐃࡋ㸪Table 5࡟グධࡍࡿ㸬

z ᐇ㦂๓ᚋࡢ㉁㔞ᕪ࠿ࡽ࢚ࢪ࢙ࢡࢱ㉁㔞_Meࢆ⟬ฟࡍࡿ㸬

z ࣍ࣝࢲ࣮ࢣ࣮ࢫ࠿ࡽࢱ࣮ࢤࢵࢺࢆྲྀࡾฟࡋ㸪⾪✺⑞ཬࡧࢫ࣏࣮ࣝ┤ᚄࢆ ᐃࡋ㸪Table 6࡟グධ ࡍࡿ㸬

Table 6 Experimental results

Impact velocity [km/sec]

Ejected mass [mg]

Diameter [mm] Impact crater

Spall

5 ゎ

ゎ

ᯒᡭ㡰

5.1 ὀὀព஦㡯

࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࢆᢅ࠺㝿ࡣ㸪࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺ⾲㠃ࢆയࡘࡅ࡞࠸ࡼ࠺ᡭ⿄ࢆᚲࡎ╔⏝ࡍ

ࡿ㸬ゎᯒࡢ㝿࡟ᣦ⣠ࡀ௜╔ࡋ࡚࠸ࡿ࡜⾪✺⑞ࢆ᳨ฟ࡛ࡁ࡞࠸㸬

5.2 ゎゎᯒ᪉ἲ

z 㢧ᚤ㙾ࢩࢫࢸ࣒࡟ࡼࡾ࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺ඲㠃ࡢࢫ࢟ࣕࢽࣥࢢࢆ⾜࠺㸬

z ࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡢཎⅬࡣ㸪࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡢᕥୖ➃ࢆཎⅬ࡜ࡋ㸪X㍈ࡣཎⅬ࠿ࡽ ᕥ᪉ྥࢆṇ㸪Y㍈ࡣཎⅬ࠿ࡽୗ᪉ྥࢆṇ࡜ࡋࡓ㸦Fig. 3㸧㸬

z ࢫ࢟ࣕࢽࣥࢢࢆ⾜࠺㝿࡟㸪ಸ⋡ 125 ಸ࡛ࡣ㸪ᐇ㦂๓ࡢയ࡜ぢศࡅࡽࢀࡿ᭱ᑠࢧ࢖ࢬࡣ┤ᚄ⣙

25Pm࡛࠶ࡗࡓ㸬┤ᚄ 10Pm௨ୗࡢ⾪✺⑞ࢆ㆑ูࡍࡿࡢ࡛࠶ࢀࡤ㸪200ಸ௨ୖࡢಸ⋡ࡀᚲせ࡛ ࠶ࡿ㸬

z ᚓࡽࢀࡓ㢧ᚤ㙾⏬ീ࠿ࡽ⾪✺⑞ࢆ᳨ฟࡍࡿ㸬

z ᳨ฟࡉࢀࡓ⾪✺⑞ࡢࢧ࢖ࢬཬࡧᗙᶆࢆྲྀᚓࡋ㸪௨ୗࡢࢧ࢖ࢬᇦ࡟ศ㢮ࡍࡿ㸬

<0.010, 0.01~0.025, 0.025~0.05, 0.05~0.075, 0.075~0.1, 0.1~0.15, 0.15~0.2, 0.2~0.3, 0.3~0.4, 0.4~0.5, 0.5~0.75, 0.75~1.0, >1.0 (mm)

6 ᐇ

ᐇ

㦂⤖ᯝ

Table 7ཬࡧTable 8࡟ྛᐇ㦂ࡢ⤖ᯝࢆ♧ࡍ㸬ࡲࡓ㸪Fig. 9࡟ISAS-02ࡢᐇ㦂ᚋࡢࢱ࣮ࢤࢵࢺཬࡧ࢘࢕ ࢵࢺࢿࢫࣉ࣮ࣞࢺࢆ♧ࡍ㸬Fig. 10࡟㸪㧗㏿ᗘ࣓࡛࢝ࣛ᧜ᙳࡋࡓISAS-02ࡢ⏬ീࢆ♧ࡍ㸬ྛᐇ㦂ࡢEjecta

ࡢࢧ࢖ࢬู⾪✺⑞ศᕸᅗࢆFig. 11㸪⾪✺⑞ࢧ࢖ࢬูಶᩘศᕸࢆTable 9ཬࡧFig. 12࡟♧ࡍ㸬

(30)

㻟㻝

[Ϩ-2]

Table 7 Experimental results

Test number Projectile

material

Alloy and

temper

Surface

treatment

Distance

between T* and

WP** [mm]

Impact

velocity

[km/sec]

Projectile

mass [mg]

ISAS-01

A2017 C1100P-1/4H Buffing 100 4.88 2

ISAS-02 5.18 2

* T: target

** WP: witness plate

Table 8 Ejecta mass, crater diameter, and spall diameter for each experiment

Test number Ejecta mass

[mg]

Crater diameter

[mm]

Spall diameter

[mm]

Zenith angles of ejection

[deg]

ISAS-01 160.9 2.1 7.9 37 ISAS-02 151.0 2.9 8.0 37

(a) Target (b) Witness plate

(31)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻟㻞

[Ϩ-2]

Fig. 10 High-speed camera image of the test ISAS-02. Recording speed : 500 kfps.

(a) ISAS-01 (b) ISAS-02

(32)

㻟㻟

[Ϩ-2]

Table 9 The number of crater

Size

Test No.

0.025 ~ 0.05

[mm]

0.05 ~ 0.075

[mm]

0.075 ~ 0.1

[mm]

0.1 ~ 0.15

[mm]

0.15 ~ 0.2

[mm]

0.2 ~ 0.3

[mm]

ISAS-01 3286 916 343 91 13 1 ISAS-02 2151 843 349 116 18 1

Size

Test No.

0.3 ~ 0.4

[mm]

0.4 ~ 0.5

[mm]

0.5 ~ 0.75

[mm]

0.75 ~ 1.0

[mm]

> 1.0

[mm] Total number

ISAS-01 0 0 0 0 0 4650

ISAS-02 0 0 0 0 0 3478

Fig. 12 The number of crater

7 ⤖ㄽ

Ejectaホ౯ヨ㦂ᡭ㡰DIS1227ࡢ➨5❶࡟つ⛬ࡉࢀ࡚࠸ࡿ㍑ṇヨ㦂ࡀ㸪஑ᕞᕤᴗ኱Ꮫࡢᐇ㦂タഛ௨እ࡟㸪 ISAS ࡢᐇ㦂タഛ࡛ࡶᐇ᪋ྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆ࡛ࡁࡓ㸬㍑ṇヨ㦂࠿ࡽᚓࡽࢀࡿࢹ࣮ࢱࡢ෌⌧ᛶࢆ☜ㄆ

ࡋࡓ㸬᭱ᚋ࡟ࡲ࡜ࡵ࡜ࡋ࡚ࠊホ౯ヨ㦂⤖ᯝࢆDIS11227ࡢTable 1ࡢ᭩ᘧ࡛ᩚ⌮ࡋࡓࡶࡢࢆࠊ௨ୗ࡟♧ࡍࠋ

(33)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻟㻠

[Ϩ-2]

ISAS-01

total amount of

ejecta (mg) : Me 160.9

target mass before impact (mg) 118097.4 target mass after impact (mg) 117936.5

Size distribution of crater

diameter, D

0.025 mm to

0.05 mm

0.05 to 0.1 mm 0.1 to 1 mm >1 mm

front side

number of

craters 3286 1259 105 0

rear side

number of

craters N/A N/A N/A N/A

projectile mass 2.0 mg

ISAS-02

total amount of

ejecta (mg) : Me

151.0 target mass before impact (mg) 118787.0 target mass after impact (mg) 118636.0

Size distribution of crater

diameter, D

0.025 mm to

0.05 mm

0.05 to 0.1 mm 0.1 to 1 mm >1 mm

front side

number of

craters 2151 1192 135 0

rear side

number of

craters N/A N/A N/A N/A

projectile mass 2.0 mg

(34)

㻟㻡

➨

Ϩ㸫㸱❶

஑

(35)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻟㻢

[I-3]

ᴫ

ᴫ せせ

ᮏሗ࿌᭩ࡣISO/TC20/SC14/DIS11227࡟‽ᣐࡋ࡚ᐇ᪋ࡋࡓ஑ᕞᕤᴗ኱Ꮫ㸭Ᏹᐂ⎔ቃᢏ⾡ࣛ࣎ࣛࢺ࣮ࣜ ࡢ஧ẁᘧ㍍࢞ࢫ㖠࡟࠾ࡅࡿ㸪㍑ṇᐇ㦂ࡢᐇ᪋ᡭ㡰࡜ᐇ᪋⤖ᯝࢆࡲ࡜ࡵࡓࡶࡢ࡛࠶ࡿ㸬ᐇ㦂ࡣDIS11227

ࡢ➨5❶࡟ᚑࡗ࡚ᐇ᪋ࡋ㸪➨㸵❶࡟ᚑࡗ࡚ሗ࿌ࢆࡲ࡜ࡵࡓ㸬⾲A࡟DIS11227ࡢ➨5❶࡛せồࡉࢀ࡚ ࠸ࡿᐇ㦂ᐇ᪋ࣃ࣓࣮ࣛࢱ࡜ᮏᐇ㦂࡛タᐃࡋࡓࣃ࣓࣮ࣛࢱࡢẚ㍑ࢆ㸪ࡲࡓ⾲B࡟DIS11227ࡢ➨7❶࡛せ ồࡉࢀ࡚࠸ࡿヨ㦂ሗ࿌ࡢෆᐜ࡜㸪ࡑࡢෆᐜ࡟ᑐᛂࡍࡿᮏ᭩࡛ࡢヱᙜ⟠ᡤ㸦㡯┠␒ྕ㸧ࢆ♧ࡍ㸬࡞࠾, DIS11227ࡢᐇ㦂ࣃ࣓࣮ࣛࢱࡣᚲ㡲㸦shall㸧᮲௳࡛ࡣ࡞࠸ࡀ,ྍ⬟࡞㝈ࡾ㏆࠸ࡇ࡜ࡀせㄳ㸦”should͇㸧ࡉࢀ ࡚࠾ࡾ,ᮏᐇ㦂ࡢ᮲௳ࡶDIS11227࡜ྍ⬟࡞㝈ࡾྠ୍࡜ࡋࡓ㸬

ᖺᗘཬࡧ ᖺᗘ࡟ᐇ㦂ࢆᐇ᪋ࡋࡓ⤖ᯝ㸪஑ᕞᕤᴗ኱Ꮫ㸭Ᏹᐂ⎔ቃᢏ⾡ࣛ࣎ࣛࢺ࣮ࣜࡢ஧ẁᘧ

㍍࢞ࢫ㖠࡛ISO/TC20/SC14/DIS11227࡟‽ᣐࡋࡓ㍑ṇᐇ㦂ࡢᐇ᪋ࡀྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆࡋࡓ㸬

(36)

㻟㻣

[I-3]

⾲

⾲A: DIS11227ࡢ➨5❶࡛せồࡉࢀ࡚࠸ࡿヨ㦂ᐇ᪋ࣃ࣓࣮ࣛࢱ࡜ᮏᐇ㦂࡛タᐃࡋࡓࣃ࣓࣮ࣛࢱࡢẚ㍑

DIS11227

This study

Projectile

Material Aluminum alloy

A2017 or A2024 A1050 and A2017

Size and shape 1 mm +/- 0.1 mm

diameter sphere Same

Impact velocity 5 km/s +/- 0.1 km/s 4 km/sec and 5 km/sec

Target

Material Fused silica Synthetic fused silica

Size 50 x 50 x 20 mm

(+/- 1.5 mm) Same

Fixing At the edges onto a

mounting plate

Supported by rubber sponge

Witness

plate

Material Copper

Copper (JIS H3100 C1100P-1/4H,

C1100P-O)

Size 250 x 150 x 2 mm 180 x 150 x 2 mm

Hole diameter 30 mm in the center Same

Distance to the target 50 – 100 mm 50 mm, 100 mm

Position angle to the

target Parallel to the target Same

Fixing

Fixed on the target holding plate by

threaded rods and bolts

Supported by aluminum plates

Surface treatment Not defined

Buffing, Chemical polishing,

Nothing

General

environment

Operating temperature Room temperature Same

Operating pressure < 0.1 Pa ~40 Pa

(37)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻟㻤

[I-3]

⾲

⾲B: ᮏ᭩㸦ḟ࣮࣌ࢪࡼࡾࡢሗ࿌㸧࡜DIS11227ࡢ➨7❶࡛せồࡉࢀࡿሗ࿌᭩ෆᐜࡢẚ㍑

DIS11227

➨

㸵❶࡛せồࡉࢀࡿሗ࿌᭩ෆᐜ

ᮏ

᭩ࡢヱᙜ⟠ᡤ

1. an abstract summarizing the test procedure and findings; 1. ᐇ㦂ᡭ㡰࡜⤖ᯝࢆせ⣙ࡋ࡚࠸ࡿᴫせ

࠙

࠙ᴫせࠚ

1 ┠┠ⓗ

2. an introduction which provides the background information to the test (i.e. reason for testing, use and applicability of results); 2. ヨ㦂࡟࠾ࡅࡿ⫼ᬒࢆ୚࠼ࡿᗎㄽ㸦౛࠼ࡤ㸪ヨ㦂ࡢࡓࡵࡢືᶵ㸪 ⤖ᯝࡢ㐺⏝ᛶࡸ౑⏝㸧

1 ┠┠ⓗ

3. the objective of the test activity;

3. ヨ㦂άືࡢ┠ⓗ 1

┠

┠ⓗ

4. information on the tested material;

4. ヨ㦂∦࡟ࡘ࠸࡚ࡢ᝟ሗ 3

ヨ

ヨ㦂ࣃ࣓࣮ࣛࢱ

5. a description of the test procedure and test conditions; 5. ᐇ㦂ᡭ㡰࡜ᐇ㦂᮲௳ࡢゎㄝ

2 ᐇᐇ㦂⿦⨨

2.1 㣕㣕⩧యຍ㏿⿦⨨

2.2 ィィ ⿦⨨

2.2.1 㟁㟁Ꮚኳ⛗

2.2.2 㢧㢧ᚤ㙾ࢩࢫࢸ࣒

2.2.3 㧗㧗㏿ᗘ࣓࢝ࣛ

3 ヨヨ㦂ࣃ࣓࣮ࣛࢱ

4 ヨヨ㦂ᡭ㡰

4.1 ὀὀព஦㡯

4.2 ヨヨ㦂๓ࡢࡢ‽‽ഛ

4.3 ヨヨ㦂ᚋᚋࡢ ᐃ

5 ゎゎᯒᡭ㡰

5.1 ὀὀព஦㡯

5.2 ゎゎᯒ᪉ἲ

6. the calibration report ;

6. ㍑ṇヨ㦂ሗ࿌ 6 ᐇᐇ㦂⤖ᯝ

7. presentation of results;

7. ⤖ᯝࡢᥦ♧ 6

ᐇ

ᐇ㦂⤖ᯝ

8. discussion of results;

8. ⤖ᯝࡢ⪃ᐹ 6

ᐇ

ᐇ㦂⤖ᯝ

9. ⤖ㄽ࡜ᥦゝ 7⤖⤖ㄽ

10. numerical data in a format agreed by the customer;

10. 㢳ᐈ࡟ࡼࡗ࡚ᢎㅙࡉࢀࡓᙧᘧࡢᩘ್ࢹ࣮ࢱ N/A

11. Customer’s authorization about the tests.

11. ヨ㦂࡟ࡘ࠸࡚ࡢ㢳ᐈࡢᢎㄆ N/A

(38)

㻟㻥

[Ϩ-3]

2009ᖺᗘཬࡧ2011ᖺᗘ㸪஑ᕞᕤᴗ኱Ꮫ㸭Ᏹᐂ⎔ቃᢏ⾡ࣛ࣎ࣛࢺ࣮ࣜ࡟タ⨨ࡉࢀ࡚࠸ࡿヨ㦂⿦⨨࡟࡚㸪

ISO/TC20/SC14/DIS11227࡟‽ᣐࡋࡓ㍑ṇᐇ㦂ࢆ⾜ࡗࡓ㸬௨ୗ࡟㸪ᐇ᪋ෆᐜࢆグࡍ㸬

1 ┠

┠

ⓗ

㉸㧗㏿⾪✺࡛ᑕฟࡉࢀࡓ㣕⩧యࡢ⾪✺࡟ࡼࡗ࡚Ⓨ⏕ࡍࡿ Ejecta ࢆᅇ཰ࡋ㸪ゎᯒࢆ⾜࠺ࡲ࡛ࡢ୍㐃ࡢ ᐇ㦂ᡭ㡰ཬࡧᐇ㦂せ௳࡟ࡘ࠸࡚グ㍕ࡋ࡚࠸ࡿ㸬㉸㧗㏿⾪✺ヨ㦂ࡢᐇ㦂ᡭ㡰ࡣ㸪ྛᅜヨ㦂᪋タࡈ࡜࡟␗࡞

ࡗ࡚࠸ࡿࡢࡀ୍⯡ⓗ࡛࠶ࡾ㸪┦஫ࡢヨ㦂⤖ᯝࢆඹ㏻ࡢどⅬ࠿ࡽホ౯ࡋ࠶࠺ࡢࡣᅔ㞴࡞ሙྜࡀከ࠸㸬ࡑࡇ

࡛㸪ᮏ᭩ࡢ┠ⓗ࡜ࡋ࡚ࡣ㸪ᐇ㦂ᡭ㡰ཬࡧᐇ㦂せ௳ࢆグ㍕ࡍࡿࡇ࡜࡛㸪ヨ㦂᪋タࡈ࡜࡟ྲྀᚓࡉࢀࡓヨ㦂⤖

ᯝࢆホ౯ࡋࡸࡍࡃࡍࡿࡇ࡜࡛࠶ࡿ㸬≉࡟㸪Ejectaホ౯ヨ㦂ᡭ㡰DIS1227ࡢ➨5❶࡟つ⛬ࡉࢀ࡚࠸ࡿ㸪㍑ ṇヨ㦂ࢆᐇ᪋ࡋ㸪ᐇ᪋ྍ⬟࡛࠶ࡿࡇ࡜ࢆ☜ㄆࡍࡿ㸬ࡲࡓ㸪ྠᩥ᭩ࡢᨵၿࡍ࡭ࡁ஦㡯ࢆᢳฟࡍࡿࡇ࡜ࢆヨ

㦂┠ⓗ࡜ࡍࡿ㸬

2 ᐇ

ᐇ

㦂⿦⨨

஑ᕞᕤᴗ኱Ꮫ࡛⾜ࡗࡓEjectaヨ㦂࡟࠾࠸࡚౑⏝ࡋࡓᐇ㦂⿦⨨ࢆ௨ୗ࡟♧ࡍ㸬

2.1 㣕㣕⩧యຍ㏿⿦⨨

㣕⩧యຍ㏿⿦⨨࡜ࡋ࡚㸪஧ẁᘧ㍍࢞ࢫ㖠ࢆ౑⏝ࡋࡓ㸬Fig. 1࡟ᮏᐇ㦂࡛౑⏝ࡋࡓ஧ẁᘧ㍍࢞ࢫ㖠ࢆ♧ ࡍ㸬஧ẁᘧ㍍࢞ࢫ㖠ࡣ㸪ⅆ⸆ࢆ╔ⅆࡉࡏࡿⅬⅆ㒊㸪ⅆ⸆࡟ࡼࡗ࡚ຍ㏿ࡉࢀࡓࣆࢫࢺ࡛ࣥ㍍࢞ࢫࢆᅽ⦰ࡉ

ࡏࡿ࣏ࣥࣉࢳ࣮ࣗࣈ㸪᭱ࡶ㧗ᅽ࡜࡞ࡿ㧗ᅽ࢝ࢵࣉࣜࣥࢢ㒊㸪㣕⩧యࢆຍ㏿ࡉࡏࡿࣟࣥࢳࢳ࣮ࣗࣈ㸪ᚋ᪉

࠿ࡽࡢ࢞ࢫࢆᣑᩓࡉࡏࡿࣈࣛࢫࢺࢱࣥࢡ㸪ࢧ࣎ࢆ✵Ẽ᢬ᢠ࡟ࡼࡾศ㞳ࡉࡏࡿࢧ࣎ศ㞳༊㛫㸪᭱ᚋ࡟ࢱ࣮

ࢤࢵࢺࢆタ⨨ࡍࡿヨᩱᐊ࠿ࡽᵓᡂࡉࢀ࡚࠸ࡿ㸬㣕⩧యࡢ㏿ᗘィ ࡟ࡣ㸪࣮ࣞࢨ࣭࢝ࢵࢺἲࢆ౑⏝ࡋࡓ㸬

஧ẁᘧ㍍࢞ࢫ㖠ࡢࣟࣥࢳࢳ࣮ࣗࣈࡣෆᚄ5mm㛗ࡉ0.935m㸦2009ᖺᗘ㸧㸪ෆᚄ6mm㛗ࡉ1.2m㸦2011

ᖺᗘ㸧࡛࠶ࡿ㸬ࣟࣥࢳࢳ࣮ࣗࣈࡼࡾⓎᑕࡉࢀࡓࢧ࣎࡜㣕⩧యࡣ㸪✵Ẽ᢬ᢠ࡟ࡼࡾࢧ࣎ศ㞳༊㛫࡛ศ㞳ࡋ㸪

ࢧ࣎ศ㞳༊㛫ෆ࡟タ⨨ࡉࢀࡓࢧ࣎ศ㞳ᯈ࡟⾪✺㸪㣕⩧యࡣࢧ࣎ศ㞳ᯈࡢ୰ᚰ࡟タࡅࡽࢀࡓ✰ࢆ㏻㐣ࡋ࡚㸪

㣕⩧యࡢࡳࡀࢱ࣮ࢤࢵࢺ࡟⾪✺ࡍࡿ㸬

(39)

Ᏹᐂ⯟✵◊✲㛤Ⓨᶵᵓ◊✲㛤Ⓨ㈨ᩱ䚷㻶㻭㼄㻭㻙㻾㻹㻙㻝㻡㻙㻜㻜㻤㻠㻜

[Ϩ-3]

(b) External view

Fig. 1 Two-stage light gas gun at KIT (Kyushu Institute of Technology)

2.2 ィィ ⿦⨨

2.2.1 㟁㟁Ꮚኳ⛗

ࢱ࣮ࢤࢵࢺ㸪㣕⩧యࡢ㉁㔞ࢆィ ࡍࡿࡓࡵ࡟㟁Ꮚኳ⛗ࢆ౑⏝ࡋࡓ㸬Fig. 2㸪Table 1࡟㟁Ꮚኳ⛗ࡢእ ほཬࡧ௙ᵝࢆࡑࢀࡒࢀ♧ࡍ㸬ᨺฟࡉࢀࡿEjecta㉁㔞ࡀᩘ༑mg⛬ᗘ࡛࠶ࡿࡓࡵ㸪ኳ⛗ࡢㄞྲྀ㝈ᗘ 0.1g

௨ୗࡢࡶࡢࢆ౑⏝ࡋࡓ㸬

Fig. 2 Electronic balance

Table 1 Specification of electronic balance

Product name

(Company)

Electronic balance (Sartorius)

Model number BP210S

Capacity [g] 210

Resolution [mg] 0.1

Repeatability [mg] 0.1

Linearity [mg] ±0.2

Stabilization time [sec] 2

Sensitivity drift [1/ΥΥ] ±2 x 10-6 (+10 ~ 30Υ)

2.2.2 㢧㢧ᚤ㙾ࢩࢫࢸ࣒

࢘࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺୖࡢ⾪✺⑞࡟ࡼࡿࢧ࢖ࢬศᕸࢆᚓࡿࡓࡵ࡟㸪ගᏛ㢧ᚤ㙾㸦Fig. 3㸧ࢆ౑⏝ࡋ࢘ ࢕ࢵࢺࢿࢫࣉ࣮ࣞࢺࡢᣑ኱⏬ീࢆྲྀᚓࡋࡓ㸬Table 2࡟౑⏝ࡋࡓගᏛ㢧ᚤ㙾ࡢ௙ᵝࢆ♧ࡍ㸬ࡑࡢࢩࢫࢸ࣒ ࡣ㸪ගᏛ㢧ᚤ㙾㸪ᶓ᩿ཬࡧ⦪㉮⿦⨨㸪AC ࢧ࣮࣮࣎ࣔࢱ㸪ࣃ࣮ࢯࢼࣝࢥࣥࣆ࣮ࣗࢱ㸪సᴗྎ࠿ࡽᵓᡂࡉ

JAXA Repository AIREX: ISO 11227 Space systems Test procedure to evaluate spacecraft material ejecta upon hypervelocity impact (宇宙システム超高速度衝突に起因する宇宙機材料イジェクタ評価のための試験手順)に基づく試験装置較正及びejacta評価試験

宇宙航空研究開発機構研究開発資料

JAXA Research and Development Memorandum

「ISO 11227 Space systems ー Test procedure to evaluate

spacecraft material ejecta upon hypervelocity impact

（宇宙システムー超高速度衝突に起因する宇宙機材料イジェクタ

評価のための試験手順）」

に基づく試験装置較正及びejecta評価試験

赤星 保浩，松本 晴久，北澤 幸人

2016年3月

宇宙航空研究開発機構

ࠕ

ISO 11227 Space systems

̿

Test procedure to evaluate

spacecraft material ejecta upon hypervelocity impact

㸦Ᏹᐂࢩࢫࢸ࣒

̿

㉸㧗㏿ᗘ⾪✺࡟㉳ᅉࡍࡿᏱᐂᶵᮦᩱ࢖ࢪ࢙ࢡࢱ

ホ౯ࡢࡓࡵࡢヨ㦂ᡭ㡰㸧ࠖ

࡟ᇶ࡙ࡃヨ㦂⿦⨨㍑ṇཬࡧ

ejecta

ホ౯ヨ㦂

㉥ᫍ㻌 ಖᾈ

䠈ᯇᮏ㻌 ᬕஂ

䠈໭⃝㻌 ᖾே

㻌

➨

➨

Ϩ❶

ᅜ

ᅜ

ෆヨ㦂⿦⨨ࡢ㍑ṇヨ㦂㸦

Calibration

㸧

㸧

⤖

⤖

ᯝ

I-1

❶

❶

DIS 11227

࡛

࡛

つᐃࡉࢀ࡚࠸ࡿ㍑ṇヨ㦂㸦

Calibration

㸧

㸧

I-2

❶

❶

ISAS

ࡢ

ࡢ

2

ẁ

ẁ

ᘧ㍍࢞ࢫ㖠ࡢ㍑ṇヨ㦂㸦

Calibration

㸧

㸧

➨

➨

Ϩ̿㸯❶

1 Calibration

2 Reporting of test results

2.1 General

2.2 Report of testing of materials

2.3 Database

3 Quality assurance

㸦

3.1 General

3.2 Quality requirements

➨

➨

Ϩ

Ϩ

㸫

㸫

赤星保浩，松本晴久，北澤幸人

_{䠈ᯇᮏ㻌 ᬕஂ}

_{䠈໭⃝㻌 ᖾே}

_㻌

_Calibration