JP2016511361A - 可動ニードルが設けられる宇宙船スラスタ用の可変ネック部を有するノズル - Google Patents
可動ニードルが設けられる宇宙船スラスタ用の可変ネック部を有するノズル Download PDFInfo
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- JP2016511361A JP2016511361A JP2015560744A JP2015560744A JP2016511361A JP 2016511361 A JP2016511361 A JP 2016511361A JP 2015560744 A JP2015560744 A JP 2015560744A JP 2015560744 A JP2015560744 A JP 2015560744A JP 2016511361 A JP2016511361 A JP 2016511361A
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- JP
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- Prior art keywords
- nozzle
- nose
- housing
- needle
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003247 decreasing effect Effects 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 description 11
- 239000000567 combustion gas Substances 0.000 description 9
- 239000000843 powder Substances 0.000 description 8
- 239000003380 propellant Substances 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- 210000002105 tongue Anatomy 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011153 ceramic matrix composite Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
- F02K9/80—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof characterised by thrust or thrust vector control
- F02K9/86—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof characterised by thrust or thrust vector control using nozzle throats of adjustable cross- section
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/06—Varying effective area of jet pipe or nozzle
- F02K1/08—Varying effective area of jet pipe or nozzle by axially moving or transversely deforming an internal member, e.g. the exhaust cone
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
- F02K9/08—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof using solid propellants
- F02K9/26—Burning control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K9/00—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof
- F02K9/80—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof characterised by thrust or thrust vector control
- F02K9/805—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof characterised by thrust or thrust vector control servo-mechanisms or control devices therefor
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Plasma Technology (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
- Nozzles (AREA)
Abstract
Description
Claims (6)
- 宇宙航行体スラスタ用の可変スロート部を持つノズル(22)であって、
後端部において、ハウジングの直径よりも小さい開口直径のスロート(30)を有する円筒状のハウジング(14)と、
ニードルのノーズ(28;28’)がハウジングのスロートから軸方向に引っ込んだ所にある高い放出速度の前部位置と、ニードルのノーズがハウジングのネックに軸方向に当接している低い放出速度の後部位置との間でハウジングの内部で摺動するのに適しているニードル(24;24’)であって、ノズルのハウジングの内部で摺動するための円筒形ロッド(26;26’)を備え、ロッドが、漸減する直径のノーズの後端部で終端し、ロッドのノーズが、ノズルハウジングの座形成ネックに軸方向に当接するようになるのに適している、ニードルと
を備えるノズルであって、
ニードルのロッドのノーズが、ノズルのハウジングのネックに軸方向に当接している場合にガスが通過できるようになっているようにその外周に形成される少なくとも2つの軸方向溝(34)を含むことを特徴とする、ノズル。 - ニードルのロッド(26)のノーズ(28)が、円錐形の形状を有する、請求項1に記載のノズル。
- ニードルのロッド(26’)のノーズ(28’)が、円筒形形状の、およびロッドの直径よりも小さい直径の部分(38’)で終端する、請求項1に記載のノズル。
- ニードルのロッドのノーズの溝が、互いから規則正しく間隔を置いて設けられる、請求項1から3のいずれか一項に記載のノズル。
- ノズルのロッドのノーズが、互いから120°の間隔を置いて設けられる3つの溝を有する、請求項4に記載のノズル。
- 請求項1から5のいずれか一項に記載の可変部を持つノズル(22)を含む、宇宙航行体スラスタ(10)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1300516A FR3002981B1 (fr) | 2013-03-07 | 2013-03-07 | Pointeau mobile pour tuyere a section de col variable de propulseur d'engin aerospatial et tuyere equipee d'un tel pointeau. |
FR1300516 | 2013-03-07 | ||
PCT/FR2014/050479 WO2014135786A1 (fr) | 2013-03-07 | 2014-03-04 | Tuyere a section de col variable de propulseur d'engin aerospatial munie d'un pointeau mobile |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016511361A true JP2016511361A (ja) | 2016-04-14 |
JP6454285B2 JP6454285B2 (ja) | 2019-01-16 |
Family
ID=48613700
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015560744A Active JP6454285B2 (ja) | 2013-03-07 | 2014-03-04 | 可動ニードルが設けられる宇宙船スラスタ用の可変ネック部を有するノズル |
Country Status (7)
Country | Link |
---|---|
US (1) | US9528471B2 (ja) |
EP (1) | EP2964946B1 (ja) |
JP (1) | JP6454285B2 (ja) |
KR (1) | KR20150122700A (ja) |
FR (1) | FR3002981B1 (ja) |
IL (1) | IL240906B (ja) |
WO (1) | WO2014135786A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3038936B1 (fr) * | 2015-07-17 | 2020-02-07 | Arianegroup Sas | Dispositif de modulation de section d'ejection de gaz |
CN106812628B (zh) * | 2016-12-15 | 2018-06-12 | 晋西工业集团有限责任公司 | 一种整体式非金属发动机空体及其绝热层同步成形工艺 |
CN106593695A (zh) * | 2016-12-15 | 2017-04-26 | 晋西工业集团有限责任公司 | 一种整体式非金属火箭发动机空体的加工工艺 |
CN112211752B (zh) * | 2020-12-08 | 2021-03-16 | 北京星际荣耀空间科技股份有限公司 | 一种可调文氏管 |
CN112780448A (zh) * | 2021-01-26 | 2021-05-11 | 北京灵动飞天动力科技有限公司 | 一种固体火箭发动机推力调节机构 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1480723A (en) * | 1971-05-06 | 1977-07-20 | Rockwell International Corp | Dual area solid propellant rocket nozzle |
JPH10274352A (ja) * | 1997-03-31 | 1998-10-13 | Fuji Koki Corp | 電動流量制御弁 |
JP2003207071A (ja) * | 2002-01-10 | 2003-07-25 | Toshiba Corp | 制御弁 |
US20090044716A1 (en) * | 2007-05-14 | 2009-02-19 | Aerojet-General Corporation, A Corporation Of The State Of Ohio | Slow cook off rocket igniter |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2583570A (en) * | 1945-06-28 | 1952-01-29 | Clarence N Hickman | Nozzle for rocket motors |
US2637973A (en) * | 1949-04-01 | 1953-05-12 | Reaction Motors Inc | Rocket engine having turbine located in nozzle for driving auxiliaries |
US5491973A (en) * | 1994-10-17 | 1996-02-20 | Aerojet General Corporation | Self-actuating control for rocket motor nozzle |
FR2740105B1 (fr) * | 1995-10-20 | 1998-01-16 | Europ Propulsion | Dispositif de pilotage d'un vehicule spatial par vannage de gaz |
-
2013
- 2013-03-07 FR FR1300516A patent/FR3002981B1/fr active Active
-
2014
- 2014-03-04 EP EP14718647.2A patent/EP2964946B1/fr active Active
- 2014-03-04 US US14/773,081 patent/US9528471B2/en active Active
- 2014-03-04 WO PCT/FR2014/050479 patent/WO2014135786A1/fr active Application Filing
- 2014-03-04 JP JP2015560744A patent/JP6454285B2/ja active Active
- 2014-03-04 KR KR1020157025858A patent/KR20150122700A/ko not_active Application Discontinuation
-
2015
- 2015-08-27 IL IL240906A patent/IL240906B/en active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1480723A (en) * | 1971-05-06 | 1977-07-20 | Rockwell International Corp | Dual area solid propellant rocket nozzle |
JPH10274352A (ja) * | 1997-03-31 | 1998-10-13 | Fuji Koki Corp | 電動流量制御弁 |
JP2003207071A (ja) * | 2002-01-10 | 2003-07-25 | Toshiba Corp | 制御弁 |
US20090044716A1 (en) * | 2007-05-14 | 2009-02-19 | Aerojet-General Corporation, A Corporation Of The State Of Ohio | Slow cook off rocket igniter |
Also Published As
Publication number | Publication date |
---|---|
JP6454285B2 (ja) | 2019-01-16 |
EP2964946A1 (fr) | 2016-01-13 |
US20160003195A1 (en) | 2016-01-07 |
WO2014135786A1 (fr) | 2014-09-12 |
FR3002981A1 (fr) | 2014-09-12 |
FR3002981B1 (fr) | 2016-07-15 |
IL240906B (en) | 2018-04-30 |
EP2964946B1 (fr) | 2017-05-03 |
KR20150122700A (ko) | 2015-11-02 |
IL240906A0 (en) | 2015-10-29 |
US9528471B2 (en) | 2016-12-27 |
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