JPH0734976A - Heat-resisting vane - Google Patents

Heat-resisting vane

Info

Publication number
JPH0734976A
JPH0734976A JP17793393A JP17793393A JPH0734976A JP H0734976 A JPH0734976 A JP H0734976A JP 17793393 A JP17793393 A JP 17793393A JP 17793393 A JP17793393 A JP 17793393A JP H0734976 A JPH0734976 A JP H0734976A
Authority
JP
Japan
Prior art keywords
vane
heat
alloy
jet
heat resistant
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.)
Withdrawn
Application number
JP17793393A
Other languages
Japanese (ja)
Inventor
Tsutomu Fujiwara
力 藤原
Keiki Tsuzuki
圭紀 都築
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP17793393A priority Critical patent/JPH0734976A/en
Publication of JPH0734976A publication Critical patent/JPH0734976A/en
Withdrawn legal-status Critical Current

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  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

PURPOSE:To provide a heat resisting vane which is constituted to have excellent erosion resistance, increase a high temperature strength, and reduce weight. CONSTITUTION:A core part 1 is formed of a heat resistant and light ceramics composite material (CMC) and a skin 2 is formed of W and an alloy thereof or Mo and an alloy thereof, having heat resistance and erosion resistance. This constitution prevents the occurrence of a damage owing to a combustion gas jet flow injected through the nozzle 11 of a rocket motor 10 and provides a light heat resisting vane 8 the high temperature strength of which is high.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、飛しょう体の推力方向
制御装置(Thrust Vector Controller;以下TVCとす
る)用ジェットベーン等に適用される耐熱ベーンに関す
る。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heat resistant vane applied to a jet vane for a thrust vector controller (hereinafter referred to as TVC) of a flying object.

【0002】[0002]

【従来の技術】飛しょう体のTVC用ジェットベーン
は、飛しょう体のノズル近傍に装着され、これにより方
向制御を行うものである。上記ベーンについては、燃焼
ガス噴流にさらされるために耐熱性および耐エロージョ
ン性が必要とされ、また、飛しょう体の性能向上のため
に軽量化が要求される。
2. Description of the Related Art A jet vane for a TVC of a flying object is mounted in the vicinity of a nozzle of the flying object to control the direction. The above vanes are required to have heat resistance and erosion resistance in order to be exposed to the combustion gas jet, and to be lightweight in order to improve the performance of the flying body.

【0003】従来のTVC用ジェットベーンの材料とし
ては、耐熱性、耐熱衝撃性のあるセラミックス複合材料
SiCu/Si3 4 、高融点金属であるモリブデンM
o、タングステンWが用いられていた。
As a conventional material for the jet vane for TVC, a ceramic composite material SiCu / Si 3 N 4 having heat resistance and thermal shock resistance, and molybdenum M which is a refractory metal.
o, tungsten W was used.

【0004】[0004]

【発明が解決しようとする課題】従来のTVC用ジェッ
トベーンに使用されている材料は、前記のようにSiC
u/Si3 4 ,W,Moであるが、SiCu/Si3
4 は軽量で耐熱性に優れるが、燃焼ガス噴流による損
傷(エロージョン)が大きく、また脆性破壊しやすいと
いう課題がある。
The material used in the conventional jet vanes for TVC is SiC as described above.
u / Si 3 N 4 , W, Mo, but SiCu / Si 3
N 4 is lightweight and has excellent heat resistance, but there are problems that it is greatly damaged (erosion) by a jet of combustion gas and that it easily breaks brittlely.

【0005】一方、W,Moなどの高融点金属は耐熱
性、耐エロージョン性に優れるが、重量が重いという課
題があり、上記3つの特性を全て満たすような耐熱複合
材料の開発が望まれていた。
On the other hand, refractory metals such as W and Mo are excellent in heat resistance and erosion resistance, but have a problem that they are heavy, and development of a heat resistant composite material satisfying all the above three characteristics is desired. It was

【0006】本発明は、従来のジェットベーンのもつ上
記課題を解消し、上記3つの特性を全て併せ持つジェッ
トベーンを提供することを目的とする。
An object of the present invention is to solve the above problems of the conventional jet vane and to provide a jet vane having all of the above three characteristics.

【0007】[0007]

【課題を解決するための手段】[Means for Solving the Problems]

(1)本発明の耐熱ベーンは、セラミックス複合材料
(以下CMCとする;Ceramic Matrix Composites)より
なるコア部、および同コア部の外表面に設けられタング
ステン(以下Wとする)及びその合金よりなる表皮によ
り形成されたことを特徴としている。
(1) The heat-resistant vane of the present invention comprises a core portion made of a ceramic composite material (hereinafter referred to as CMC; Ceramic Matrix Composites), and tungsten (hereinafter referred to as W) and its alloy provided on the outer surface of the core portion. It is characterized by being formed by the epidermis.

【0008】(2)本発明の耐熱ベーンは、CMCより
なるコア部、および同コア部の外表面に設けられモリブ
デン(以下Moとする。)及びその合金よりなる表皮に
より形成されたことを特徴としている。
(2) The heat resistant vane of the present invention is characterized in that it is formed of a core portion made of CMC and a skin made of molybdenum (hereinafter referred to as Mo) and its alloy provided on the outer surface of the core portion. I am trying.

【0009】[0009]

【作用】上記発明(1)においては、耐熱ベーンの表皮
に耐熱性、耐エロージョン性の優れたW及びその合金を
用いているため、ロケットモータのノズルより噴射され
る燃焼ガス噴流等による耐熱ベーンの損傷を防止するこ
とができる。また、コア部に耐熱性があり軽量のCMC
を用いているため、高温強度を保持することができ、耐
熱ベーン全体を軽量とすることができる。
In the above invention (1), since the heat resistant vane is made of W and its alloy, which have excellent heat resistance and erosion resistance, as the skin of the heat resistant vane, the heat resistant vane is formed by the jet of combustion gas injected from the nozzle of the rocket motor. It is possible to prevent damage. In addition, the core is heat resistant and lightweight CMC
Since it is used, high temperature strength can be maintained and the entire heat resistant vane can be made lightweight.

【0010】上記発明(2)においては、上記発明
(1)におけるW及びその合金よりなる表皮に替えてM
o及びその合金よりなる表皮を用いているが、MoもW
と同様の耐熱性、耐エロージョン性があるため、本発明
においても上記発明(1)と同様の作用がある。
In the above invention (2), M in place of the skin made of W and its alloy in the above invention (1).
A skin made of o and its alloy is used, but Mo is also W
Since it has the same heat resistance and erosion resistance as the above, the present invention has the same effect as the above invention (1).

【0011】[0011]

【実施例】本発明の第1実施例を図1により説明する。
図1に示す本実施例は、図1(b)に示すロケットモー
タ10のノズル11の近傍に設けられ駆動部12により
駆動されるジェットベーン8において、CMCにより形
成されたジェットベーン・コア部1、同コア部1の外表
面に設けられたW及びその合金又はMo及びその合金製
の板2、および同板2を上記ジェットベーン・コア部1
の外表面に接合するW又はMo製のボルト3により形成
されている。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described with reference to FIG.
In the present embodiment shown in FIG. 1, in a jet vane 8 provided near a nozzle 11 of a rocket motor 10 shown in FIG. 1B and driven by a drive unit 12, a jet vane core portion 1 formed by CMC is formed. , The plate 2 made of W and its alloy or Mo and its alloy, and the plate 2 provided on the outer surface of the core portion 1, and the jet vane core portion 1
It is formed by a bolt 3 made of W or Mo that is joined to the outer surface of the.

【0012】上記においては、ジェットベーン8の外表
面に耐熱性、耐エロージョン性の優れたW又はMoを用
いているため、ロケットモータ10のノズル11が噴射
する燃焼ガス噴流によるジェットベーン8の損傷を防止
することができる。また、コア部に耐熱性があり軽量の
CMCを用いているため、高温強度を保持することがで
き、ジェットベーン8全体を軽量とすることができる。
In the above description, since W or Mo having excellent heat resistance and erosion resistance is used for the outer surface of the jet vane 8, the jet vane 8 is damaged by the combustion gas jet injected from the nozzle 11 of the rocket motor 10. Can be prevented. Further, since the core portion is made of heat-resistant and lightweight CMC, high temperature strength can be maintained, and the entire jet vane 8 can be made lightweight.

【0013】本発明の第2実施例を図2により説明す
る。図2に示す本実施例は、第1実施例におけるCMC
製のジェットベーン・コア部1の外表面へのW又はMo
製の板の接合が、ボルト3に替えて高温用の接着剤4に
よりなされている点が異なり、その作用及び効果は第1
実施例と同様である。
A second embodiment of the present invention will be described with reference to FIG. This embodiment shown in FIG. 2 is the CMC in the first embodiment.
W or Mo on the outer surface of the jet vane core 1 made of
The difference is that the plates made of steel are joined by the high-temperature adhesive 4 instead of the bolts 3, and the action and effect are the first.
It is similar to the embodiment.

【0014】本発明の第3実施例を図3により説明す
る。図3に示す本実施例は、第1実施例におけるCMC
製のジェットベーン・コア部1の外表面に化学蒸着法
(CVD法)によりWを蒸着させてW層を形成したジェ
ットベーン・コア5としており、W又はMo製の板の接
合を不要としたものであって、この作用及び効果は第1
実施例と同様である。
A third embodiment of the present invention will be described with reference to FIG. This embodiment shown in FIG. 3 is the CMC in the first embodiment.
The jet vane core 5 is formed by depositing W on the outer surface of the jet vane core portion 1 made of chemical vapor deposition (CVD method) to form a W layer, which does not require joining of W or Mo plates. This action and effect are
It is similar to the embodiment.

【0015】本発明の第4実施例を図4により説明す
る。図4に示す本実施例は、第3実施例におけるW層の
形成について、CVDに替えて低圧プラズマ溶射でコー
ティングし、ジェットベーン・コア6を形成しており、
その作用及び効果は第3実施例と同様である。
A fourth embodiment of the present invention will be described with reference to FIG. In the present embodiment shown in FIG. 4, with respect to the formation of the W layer in the third embodiment, the jet vane core 6 is formed by coating with low pressure plasma spraying instead of CVD,
The action and effect are similar to those of the third embodiment.

【0016】[0016]

【発明の効果】本発明の耐熱ベーンは、コア部を耐熱性
があり軽量のCMCにより形成し、表皮を耐熱性及び耐
エロージョン性があるW及びその合金又はMo及びその
合金により形成したことによって、ロケットモータのノ
ズルが噴射する燃焼ガス噴流等による損傷を防止するこ
とができ、高温強度が大きく、軽量の耐熱ベーンを実現
する。
EFFECTS OF THE INVENTION The heat resistant vane of the present invention has a core formed of CMC which is heat resistant and lightweight, and a skin which is formed of W and its alloy or Mo and its alloy which are heat resistant and erosion resistant. , It is possible to prevent the damage due to the jet of combustion gas ejected from the nozzle of the rocket motor, the high temperature strength is large, and a lightweight heat resistant vane is realized.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の第1実施例の説明図で、(a)は耐熱
ベーン本体の説明図、(b)は耐熱ベーンが配設された
ロケットの説明図である。
FIG. 1 is an explanatory diagram of a first embodiment of the present invention, (a) is an explanatory diagram of a heat resistant vane main body, and (b) is an explanatory diagram of a rocket provided with a heat resistant vane.

【図2】本発明の第2実施例の耐熱ベーンの説明図であ
る。
FIG. 2 is an explanatory diagram of a heat resistant vane according to a second embodiment of the present invention.

【図3】本発明の第3実施例の耐熱ベーンの説明図であ
る。
FIG. 3 is an explanatory diagram of a heat resistant vane according to a third embodiment of the present invention.

【図4】本発明の第4実施例の耐熱ベーンの説明図であ
る。
FIG. 4 is an explanatory diagram of a heat resistant vane according to a fourth embodiment of the present invention.

【符号の説明】[Explanation of symbols]

1 CMC製のジェットベーン・コア部 2 W又はMo製の板 3 W又はMo製のボルト 4 接着剤 5 WがCVDで蒸着されたジェットベーン 6 Wが低圧プラズマ溶射でコーティングされたジェ
ットベーン
1 CMC Jet Vane Core Part 2 W or Mo Plate 3 W or Mo Bolt 4 Adhesive 5 Jet Vane Vapor Deposited with W 5 W Jet Vane Coated by Low Pressure Plasma Spraying

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 セラミックス複合材料よりなるコア部、
および同コア部の外表面に設けられタングステン及びそ
の合金よりなる表皮により形成されたことを特徴とする
耐熱ベーン。
1. A core portion made of a ceramic composite material,
And a heat-resistant vane formed on the outer surface of the core part by a skin made of tungsten and its alloy.
【請求項2】セラミックス複合材料よりなるコア部、お
よび同コア部の外表面に設けられモリブデン及びその合
金よりなる表皮により形成されたことを特徴とする耐熱
ベーン。
2. A heat resistant vane comprising a core portion made of a ceramics composite material, and a skin provided on the outer surface of the core portion and made of molybdenum and its alloy.
JP17793393A 1993-07-19 1993-07-19 Heat-resisting vane Withdrawn JPH0734976A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17793393A JPH0734976A (en) 1993-07-19 1993-07-19 Heat-resisting vane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17793393A JPH0734976A (en) 1993-07-19 1993-07-19 Heat-resisting vane

Publications (1)

Publication Number Publication Date
JPH0734976A true JPH0734976A (en) 1995-02-03

Family

ID=16039609

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17793393A Withdrawn JPH0734976A (en) 1993-07-19 1993-07-19 Heat-resisting vane

Country Status (1)

Country Link
JP (1) JPH0734976A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09236049A (en) * 1996-02-28 1997-09-09 Tech Res & Dev Inst Of Japan Def Agency Deflecting body of flying body
JPH09236048A (en) * 1996-02-28 1997-09-09 Tech Res & Dev Inst Of Japan Def Agency Thrust vector control
CN111237089A (en) * 2020-01-19 2020-06-05 北京中科宇航探索技术有限公司 Solid engine with adjustable thrust and center adjusting cone thereof
CN111562189A (en) * 2020-05-31 2020-08-21 太原理工大学 Ultrahigh-temperature gas jet erosion test device for diversion trench material

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09236049A (en) * 1996-02-28 1997-09-09 Tech Res & Dev Inst Of Japan Def Agency Deflecting body of flying body
JPH09236048A (en) * 1996-02-28 1997-09-09 Tech Res & Dev Inst Of Japan Def Agency Thrust vector control
CN111237089A (en) * 2020-01-19 2020-06-05 北京中科宇航探索技术有限公司 Solid engine with adjustable thrust and center adjusting cone thereof
CN111562189A (en) * 2020-05-31 2020-08-21 太原理工大学 Ultrahigh-temperature gas jet erosion test device for diversion trench material
CN111562189B (en) * 2020-05-31 2022-06-28 太原理工大学 Ultrahigh-temperature gas jet erosion test device for diversion trench material

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Legal Events

Date Code Title Description
A300 Withdrawal of application because of no request for examination

Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 20001003