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吹出しによるデルタ翼の低速空力特性改善

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吹出しによるデルタ翼の低速空力特性改善

著者 ?木  正平, 横山  慶輔

雑誌名 室蘭工業大学航空宇宙機システム研究センター年次

報告書

巻 2010

ページ 32‑33

発行年 2011‑09

URL http://hdl.handle.net/10258/00008760

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32

྿ฟ䛧䛻䜘䜛䝕䝹䝍⩼䛾ప㏿✵ຊ≉ᛶᨵၿ

䕿㻌 㧘ᮌ㻌 ṇᖹ䠄⯟✵Ᏹᐂ䝅䝇䝔䝮◊✲䝉䞁䝍䠉㻌 ᩍᤵ䠅㻌 ᶓᒣ㻌 ៞㍜䠄⯟✵Ᏹᐂ䝅䝇䝔䝮ᕤᏛᑓᨷ㻌 㻹㻝䠅㻌

㻝䠊◊✲䛾⫼ᬒ䞉┠ⓗ㻌

䝕䝹䝍⩼䛿㉸㡢㏿㣕⾜䜢⾜䛖⯟✵ᶵ䛾୺⩼䛾ᇶᮏᙧ≧䛸䛧䛶฼⏝䛥䜜䛶䛔䜛䠊䛣䛾⌮⏤䛸䛧䛶䠈 䝕䝹䝍⩼䛿ᚋ㏥ゅ䛻䜘䜚⩼䛾⮫⏺䝬䝑䝝ᩘ䜢㧗䜑䜛䛣䛸䛷㐀Ἴᢠຊ䛾పῶ䛜ᅗ䜜䜛䠊ᕥྑ䛾⩼➃䜢

┤⥺䛷⤖䜃ᖹ㠃ᙧ䜢୕ゅᙧ䛻䛩䜛䛣䛸䛷ᚋ㏥ゅ䛜኱䛝䛔⩼䛾ᵓ㐀ⓗᙉᗘၥ㢟䜢ゎỴ䛷䛝䜛䛸䛔䛳 䛯฼Ⅼ䜢᭷䛩䜛䛯䜑䛷䛒䜛䠊䛧䛛䛧䠈䝕䝹䝍⩼䛾ḞⅬ䛸䛧䛶䠈ᥭຊഴᩳ䛜ᑠ䛥䛔䛯䜑ప㏿᫬䛾✵ຊᛶ

⬟䛜ᝏ䛟䠈㞳Ⓨ╔᫬䛻㧗㏿䠈㧗㏄ゅ䛾ጼໃ䜢䛸䜛ᚲせ䛜䛒䜛䛸䛔䛳䛯Ⅼ䛜ᣲ䛢䜙䜜䜛䠊᭦䛻㧗㏄ゅ

᫬䛻䛿䠈⩼ୖ㠃䛾ὶ䜜䛜๤䛜䜜᫆䛟䠈㠀ᐃᖖ䛺ᥭຊ䛾ኚ໬䜢⏕䛨䜛䛣䛸䛜▱䜙䜜䛶䛔䜛䠊䛣䜜䜘䜚䠈 䝕䝹䝍⩼䜢୺⩼䛻ᣢ䛴⯟✵ᶵ䛾㞳Ⓨ╔᫬䛻䛚䛡䜛✵ຊ≉ᛶ䛾ྥୖ䛻䛴䛔䛶◊✲䛩䜛ᚲせ䛜䛒䜛䠊㻌

䛭䛣䛷ᮏ◊✲䛷䛿䝕䝹䝍⩼䛾✵ຊ≉ᛶ䜢ᨵၿ䞉ไᚚ䛩䜛䛣䛸䜢᭱⤊┠ⓗ䛸䛧䛶䠈䝕䝹䝍⩼ୖ㠃䛾 ᥭຊไᚚ⿦⨨䛻䜘䜛✵ຊ≉ᛶ䛾ᨵၿ䞉ไᚚᛶ⬟䛾ホ౯䜢ᐇ᪋䛩䜛䠊㻞㻜㻜㻥 ᖺᗘᮎ䛻タ⨨䛥䜜䛯ᙜ䝉 䞁䝍䞊䛾ప㏿㢼Ὕ䜢౑⏝䛧䛶䠈᪂䛯䛻ᑟධ䛧䛯 㻢 ศຊኳ⛗䜢⏝䛔䛯䝕䝹䝍⩼䛾✵ຊ≉ᛶ䜢ᢕᥱ䛧䠈 ๓ᖺᗘᐇ᪋䛧䛯䝕䞊䝍䛸ẚ㍑䞉᳨ド䛩䜛䠊䜎䛯䠈䝕䝹䝍⩼䛾㠀ᐃᖖ✵ຊ≉ᛶ䛾ホ౯䛸䛭䛾ไᚚ䛻䜒 ᣮ䜐䠊㻌

䠎䠊ᐇ㦂᪉ἲ㻌

ᮏᐇ㦂䛷⏝䛔䛯㢼Ὕ䛿Ỉᖹ༢㊰ᅇὶ᪉ᘧ䛾ప㏿㢼Ὕ䛷䠈 ᐃ㒊᩿㠃䛿 㻜㻚㻟㻌㼇㼙㼉䛾ṇ᪉ᙧ䛷䛒䜛䠊

✵Ẽຊィ 䛿 㻢 ศຊኳ⛗㻔㻺㼕㼠㼠㼍 〇 㻵㻲㻿㻙㻢㻣㻹㻞㻡㻭㻞㻡㻙㻵㻠㻜㻕䜢⏝䛔䛯䠊ᮏᐇ㦂䛻䛿 ᐃ㒊㻔㻜㻚㻟㼙㽢㻜㻚㻟㼙 㽢㛗䛥 㻜㻚㻣㻡㼙㻕䛿౑⏝䛫䛪䠈⦰ὶ⬗ฟཱྀ䛛䜙኱Ẽ䛻㛤ᨺ䛧䛯䚹୍ᵝὶὶ㏿䛿 㻝㻠㻚㻠㻌 㼇㼙㻛㼟㼉䛷䠈ᖹᆒ✵

ຊ⩼ᘻ㛗䠄㻢㻜㻚㻝㻟㻌㼇㼙㼙㼉䠅䛻ᇶ䛵䛟䝺䜲䝜䝹䝈ᩘ 㻾㼑 䛿 㻡㻚㻠㻟㻌㼇㽢㻝㻜

㼉䛷䛒䜛䠊㻌

ᅗ䠍䠖ప㏿㢼Ὕ䛾ᴫほ㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 㻌 ᅗ䠎䠖䝕䝹䝍⩼ᶍᆺ㻌

䠏䠊ᥭຊィ ⤖ᯝ㻌

㻟㻚㻝㻌 㻌 䝕䝹䝍⩼䛾㟼≉ᛶ㻌 㻌

୍ᵝὶὶ㏿ 㻝㻠㻚㻠㼇㼙㻛㼟㼉䠈㏄ゅ 㻜 䛛䜙 㻞㻡㼇㼐㼑㼓㻚㼉䛾⠊ᅖ䛾᮲௳䛷䠈ᮏ㢼Ὕ⏝䛻᪂䛯䛻〇స䛧䛯䝕䝹䝍⩼

ᶍᆺ䛾✵ຊ≉ᛶ䜢ィ 䛧䛯䠊䛭䛾ᥭຊ䜢ືᅽ䛸⩼㠃✚䛷↓ḟඖ໬䛧䠈ᥭຊಀᩘ䛸䛧䛶⾲䛧䠈䛭䛾⤖

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33

ᯝ䜢ᅗ䠏䛾 㼁㻩㻝㻠㻚㻠㼇㼙㻛㼟㼉䛾⣔ิ䝕䞊䝍䛻♧䛩䠊㼁㻩㻝㻜㻘㻌 㻝㻡㻘㻌 㻞㻜㼇㼙㻛㼟㼉䛿๓ᖺᗘ䛻እ㒊኱Ꮫ䛻䛚䛔䛶ᐇ 㦂䛧ྲྀᚓ䛧䛯䝕䞊䝍䛷䛒䜛䠊๓ᖺᗘ䛾ᶍᆺ䛿ᮏᖺᗘ䛾ᶍᆺ䛸䜋䜌┦ఝ䛾ᙧ≧䛷䛒䜛䛜䠈㻠㻚㻠 ಸ䛾኱

䛝䛥䛷䛒䜛䠊㻌

㻌 䛣䛾⤖ᯝ䛛䜙䠈㧗㏄ゅ䜎䛷ᥭຊಀᩘ䛜ቑຍ䛧䛶䛔䜛䛣䛸䛜ぢ䛶ྲྀ䜜䠈䝕䝹䝍⩼䛾≉ᚩ䛜䜘䛟⾲䜜䛶 䛔䜛䠊䜎䛯๓ᖺᗘ䛻እ㒊䛷ᐇ㦂䛧ྲྀᚓ䛧䛯䝕䞊䝍䛸ẚ㍑䛩䜛䛸䠈䛭䛾ᕪ䛿䛒䜎䜚䛺䛟䠈䜘䛟୍⮴䛧䛶䛔 䜛䛣䛸䛜䜟䛛䜛䠊䛣䛾䛣䛸䜘䜚䠈๓ᖺᗘ䛻ẚ䜉ᑠᆺ䛺ᮏᖺᗘ䛾ᶍᆺ䛻䛚䛔䛶䜒๓ᖺᗘ䛸ྠᵝ䛾ᥭຊಀ

ᩘ䛜ᚓ䜙䜜䠈㻾㼑 ᩘຠᯝ䛾ᙳ㡪䛿᫂☜䛻䛿ぢ䜙䜜䛺䛔䛣䛸䛜☜ㄆ䛥䜜䛯䠊

ᅗ䠏䠊㏄ゅ䛻ᑐ䛩䜛ᥭຊಀᩘ 㻯㻸䠄୍ᵝὶὶ㏿ 㻝㻠㻚㻠㼙㻛㼟䠅㻌

㻟㻚㻞㻌 㻌 䝕䝹䝍⩼䛾ື≉ᛶ㻌 㻌

䝕䝹䝍⩼䜢㠀ᐃᖖ㐠ື䛥䛫䜛䠍䛴䛾ヨ䜏䛸䛧䛶䠈 ᅗ䠐䛾䜘䛖䛻䝞䝛䛸㖡⥺䛷⩼ᶍᆺ䜢ኳ⛗ᨭᰕ䛻ᅛ ᐃ䛧䠈㖡⥺䛻㐣㟁ὶ䜢ὶ䛧䛶⁐᩿䛧⩼䛾㏄ゅ䜢ᛴ ኚ䛥䛫䜛ᶵᵓ䜢⪃᱌䛧䛯䠊㖡⥺䛾⁐᩿ᶵᵓ䛿ୖᡭ 䛟సື䛧䛯䛜䠈㠀ᐃᖖ✵Ẽຊ䛜ண᝿እ䛻ᑠ䛥䛟䠈័

ᛶຊ䜢⪃៖䛧䛶✵Ẽຊ䜢ྲྀ䜚ฟ䛩䛣䛸䛜䛷䛝䛺䛛䛳 䛯䠊䛣䛾ၥ㢟Ⅼ䜢ゎỴ䛩䜛䛯䜑䛻䠈ᮎᑿ䛾ᩥ⊩䜢 ཧ⪃䛻䛧䛺䛜䜙ᶍᆺ䜢ྲྀ䜚௜䛡䛯ኳ⛗䜢㠀ᐃᖖ㐠

ື䛥䛫䜛ᶵᵓ䛻ᨵⰋ୰䛷䛒䜛㻚㻌㻌 㻌

䠐䠊䜎䛸䜑㻌

ᮏ◊✲䛷䛿䝕䝹䝍⩼䛾✵ຊ≉ᛶ䜢ᨵၿ䞉ไᚚ䛩䜛䛣䛸䜢᭱⤊┠ⓗ䛸䛧䛶䠈᪂䛯䛻タ⨨䛥䜜䛯ᙜ䝉 䞁䝍䞊䛾ప㏿㢼Ὕ䜢౑⏝䛧䠈ᑟධ䛧䛯 㻢 ศຊኳ⛗䛾ᵓ⠏䛸䠈᪂䛯䛻〇స䛧䛯䝕䝹䝍⩼䛾≉ᛶ䛸䠈๓ ᖺᗘ䛾䝕䞊䝍䛸䜢ẚ㍑䞉᳨ド䛧䛯䠊䛭䛾⤖ᯝ䠈ᮏ㢼Ὕ䛻䛚䛔䛶䜒䝕䝹䝍⩼䛾≉ᚩ䛷䛒䜛㧗㏄ゅ䜎䛷 ኻ㏿䛧䛺䛔≉ᛶ䜢☜ㄆ䛷䛝䠈䜎䛯๓ᖺᗘ䛾䝕䞊䝍䛸ẚ㍑ྍ⬟䛷䛒䜛䛣䛸䛜䜟䛛䛳䛯䠊㻌

௒ᚋ䛿䠈䝕䝹䝍⩼䜢㠀ᐃᖖ䛻㐠ື䛥䛫䜛⿦⨨䜢ᵓ⠏䛧䠈㠀ᐃᖖ✵ຊ≉ᛶ䜢ホ౯䛩䜛䛸ඹ䛻䠈䜰䜽 䝔䜱䝤䛻ไᚚ䛻䜘䜛✵ຊ≉ᛶ䛾ᢕᥱ䛸ᨵၿ䛻ᣮ䜐䠊㻌

ཧ⪃ᩥ⊩㻌

Yu Xinzhi, Yang Yongnian and Wu Ze; Experimental investigation about the unsteady aerodynamic characteristics of wings, Chinese J. of Aeronautics, Vol.9, no. 3,1996, pp.169-174.

ᅗ䠐䠊ᶍᆺ䜢ྲྀ䜚௜䛡䛯ኳ⛗䛸㠀ᐃᖖ㐠ືᶵᵓ㻌

CL

参照

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