CN106917699A - Hydrogen peroxide solid-liquid rocket is from pressurizing transmission system - Google Patents
Hydrogen peroxide solid-liquid rocket is from pressurizing transmission system Download PDFInfo
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- CN106917699A CN106917699A CN201710044279.7A CN201710044279A CN106917699A CN 106917699 A CN106917699 A CN 106917699A CN 201710044279 A CN201710044279 A CN 201710044279A CN 106917699 A CN106917699 A CN 106917699A
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- 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
- F02K9/72—Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof using liquid and solid propellants, i.e. hybrid rocket-engine plants
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of hydrogen peroxide solid-liquid rocket from pressurizing transmission system, suitable for solid-liquid rocket, valve, electric blasting valve, fluid path threeway, catalysis way solenoid valve, catalysis road flow control valve, catalytic bed, the threeway of combustion gas road, pressure reducer, main road magnetic valve, combustion gas booster pump, main road flow control valve, pipeline etc. are released including boost electromagnetic valve, safety valve, tank, tank pressure sensor, tank filling.Hydrogen peroxide solid-liquid rocket of the present invention is transported from pressurizing transmission system, the supercharging for solid-liquid rocket hydrogen peroxide, and gas cylinder and subsidiary pipeline are not used, reduces the size and weight of induction system, reduces the danger of solid-liquid rocket；, from pressurizing transmission system, tank squeeze pressure is relatively low, alleviates the quality of tank, improves the performance of engine for hydrogen peroxide solid-liquid rocket of the present invention.
Description
Technical field
The present invention relates to a kind of hydrogen peroxide solid-liquid rocket from pressurizing transmission system, belong to solid-liquid rocket
Field.
Background technology
Hydrogen peroxide solid-liquid rocket has the advantages that than leaping high, the easy regulation of thrust, environment friendly.
Middle-size and small-size solid-liquid rocket frequently with squash type induction system, to tank enter by conventional gas cylinder inventory of gas
Row supercharging.Tank, storage pressure are higher, and chamber pressure is limited to tank pressure.Squash type induction system is for a long time
Or during chamber pressure solid-liquid rocket application high, induction system architecture quality is heavier, the performance of solid-liquid rocket is influenceed.
The content of the invention
The invention aims to solve the above problems, mitigate hydrogen peroxide solid-liquid rocket quality, improve solid
Liquid extract arrow engine performance, proposes a kind of hydrogen peroxide solid-liquid rocket from pressurizing transmission system, it is adaptable to solid-liquid rocket
Engine.
Hydrogen peroxide solid-liquid rocket of the present invention includes from pressurizing transmission system：Boost electromagnetic valve, safety valve, storage
Valve, electric blasting valve, fluid path threeway, catalysis way solenoid valve, catalysis road flow control are released in case, tank pressure sensor, tank filling
Valve, catalytic bed, the threeway of combustion gas road, pressure reducer, main road magnetic valve, combustion gas booster pump, main road flow control valve, pipeline etc..
Storage hydrogen peroxide in tank, after providing open command, electric blasting valve is opened, catalysis way solenoid valve is opened, peroxidating
Hydrogen flows out from tank, by after electric blasting valve points of two-way, enters catalysis by catalysis way solenoid valve, catalysis road flow control valve all the way
Bed, catalytic decomposition obtains high-temperature high-pressure fuel gas, combustion gas point two-way.Boost electromagnetic valve, main road magnetic valve are opened after time delay.Combustion gas one
Road enters tank by pressure reducer, boost electromagnetic valve, and tank hydrogen peroxide is pressurized；Direct drive combustion gas supercharging all the way
Pump, starts combustion gas booster pump.Another hydrogen oxide that passes by enters combustion gas booster pump by main road magnetic valve, is pressurized to by gas driven
Specified pressure, enters combustion chamber after main road flow control valve.During shutdown, main road magnetic valve cut-out hydrogen peroxide is first shut off
Supply, is then shut off being catalyzed way solenoid valve, finally closes boost electromagnetic valve and stops supercharging.When tank pressure exceedes safety value,
Safety valve is opened, and pressure release is carried out to tank.
The boost electromagnetic valve, the combustion gas for controlling hydrogen peroxide to produce enters tank, is installed on tank upper surface.Enter
Mouth connection pressure reducer, outlet is led to inside tank.
The safety valve, the safety for ensureing tank is opened in tank superpressure.Safety valve is arranged on tank top, and outlet is logical
Cross pipeline and be connected to body outside wall surface.
The tank, for storing hydrogen peroxide.Boost electromagnetic valve, safety valve, tank lower end are installed in tank upper end
Pressure sensor, filling are installed and release valve, electric blasting valve.
The tank pressure sensor, the pressure for monitoring tank hydrogen peroxide, is installed on tank lower end.
Valve is released in the tank filling, for controlling the filling of tank hydrogen peroxide and releasing, is installed on tank lower end.
The electric blasting valve, the supply for controlling hydrogen peroxide.Electric detonation valve inlet connects tank, and outlet is led to fluid path three
Connect.
The fluid path threeway, for hydrogen peroxide to be divided into two-way supply, enters catalytic bed and is catalyzed all the way, and combustion is entered all the way
Gas booster pump is pressurized.Threeway entrance is connected with electric blasting valve, and outlet 1 is connected with catalysis way solenoid valve, and outlet 2 connects with main road magnetic valve
Connect.
The catalysis way solenoid valve, for controlling catalysis to pass by the supply of hydrogen oxide.Entrance is connected with fluid path threeway, outlet
Catalysis road flow control valve is connected by pipeline.
Catalysis road flow control valve, for controlling catalysis to pass by the flow of hydrogen oxide.Catalysis road flow solenoid valve enters
Mouth connection fluid path threeway, outlet connects catalytic bed by pipeline.
The catalytic bed, for the catalysis of hydrogen peroxide, generates high-temperature high-pressure fuel gas.Catalytic bed entrance is connected by pipeline
Catalysis road flow control valve, catalytic bed outlet connection combustion gas road threeway.
Combustion gas road threeway, the high-temperature fuel gas for catalytic bed to be exported are divided into two-way, lead up to long pipe runs connection
Pressure reducer above tank, leads up to pipeline and is connected to combustion gas booster pump driving gas circuit.
The pressure reducer, is depressurized for hydrogen peroxide to be decomposed into the high temperature and high pressure gas for obtaining.Pressure reducer entrance leads to
Cross long pipe runs connection catalytic bed, pressure reducer outlet and boost electromagnetic valve is connected by pipeline.
The main road magnetic valve, the supply for controlling main road hydrogen peroxide.Main road electromagnetic valve entrance connects fluid path threeway,
The outlet of main road magnetic valve connects combustion gas booster pump low-pressure inlet by pipeline.
Be pressurized to for main road hydrogen peroxide by the combustion gas booster pump, the energy for decomposing high-temperature high-pressure fuel gas by hydrogen peroxide
Rated pressure.Driving gas entrance is connected to catalytic bed and exports by pipeline, and driving gas outlet is connected to body outer wall by pipeline
Face, low-pressure inlet connects main road magnetic valve by pipeline, and high-pressure outlet connects main road flow control valve by pipeline.
The main road flow control valve, the flow for controlling main road hydrogen peroxide.Main road flow control valve inlet passes through
Pipeline connects booster pump outlet, and outlet is connected to combustion chamber by pipeline.
The advantage of the invention is that：
(1) hydrogen peroxide solid-liquid rocket of the present invention is from pressurizing transmission system, for solid-liquid rocket peroxide
The supercharging for changing hydrogen is transported, and gas cylinder and subsidiary pipeline are not used, reduces the size and weight of induction system, reduces solid-liquid
The danger of rocket；
(2), from pressurizing transmission system, tank squeeze pressure is relatively low, alleviates for hydrogen peroxide solid-liquid rocket of the present invention
The quality of tank, improves the performance of engine；
(3) hydrogen peroxide solid-liquid rocket of the present invention is from pressurizing transmission system, by being catalyzed road and main road flow
Distribution regulation, can obtain different hydrogen peroxide main road flows and combustion gas booster pump outlet pressure, be suitable to different flow, chamber pressure
It is required that combustion chamber；
(4) from pressurizing transmission system, reservoir outlet is directly connected to electric blasting valve to hydrogen peroxide solid-liquid rocket of the present invention,
With good airproof performance, high reliability.
Brief description of the drawings
Fig. 1 is hydrogen peroxide solid-liquid rocket from pressurizing transmission system schematic diagram.
In figure：
1- boost electromagnetic valve 2- safety valve 3- tank 4- tank pressure sensors
Valve 6- electric blasting valve 7- fluid path threeways 8- catalysis way solenoid valves are released in the filling of 5- tanks
9- is catalyzed road flow control valve 10- catalytic bed 11- combustion gas road threeway 12- pressure reducers
13- main road magnetic valve 14- combustion gas booster pump 15- main road flow control valves
Specific embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
The present invention be a kind of hydrogen peroxide solid-liquid rocket from pressurizing transmission system, including：Boost electromagnetic valve 1, peace
Valve 5 is released in full valve 2, tank 3, tank pressure sensor 4, tank filling, and electric blasting valve 6, fluid path threeway 7 is catalyzed way solenoid valve 8,
Catalysis road flow control valve 9, catalytic bed 10, combustion gas road threeway 11, pressure reducer 12, main road magnetic valve 13, combustion gas booster pump 14 is main
Road flow control valve 15.
Storage has hydrogen peroxide in tank 3, and after obtaining open command, electric blasting valve 6 is opened, and hydrogen peroxide flows into fluid path threeway
7 points is two-way, and the catalysis entrance of way solenoid valve 8 is flowed into all the way, and the entrance of main road magnetic valve 13 is flowed into all the way.Then catalysis road electricity is opened
Magnet valve 8, hydrogen peroxide enters catalytic bed 10 through being catalyzed way solenoid valve 8, catalysis road flow control valve 9, and hydrogen peroxide flow is by urging
Change road flow solenoid valve 9 to control.In catalytic bed 10, Catalytic Decomposition of Hydrogen Peroxide forms high-temperature high-pressure fuel gas, and combustion gas is through combustion gas
Road threeway 11 is divided into two-way, and pressure reducer 12 is flowed into all the way, and another road flows into combustion gas booster pump 14.Now, boost electromagnetic valve is opened
1st, main road magnetic valve 13, all the way high-temperature fuel gas through pressure reducer 12, boost electromagnetic valve 1 enter tank 3, tank hydrogen peroxide is entered
Row supercharging, another road flows into the combustion gas road entrance of combustion gas booster pump 14, drives combustion gas booster pump 14, the hydrogen peroxide flowed into main road
It is pressurized.Another hydrogen oxide that passes by flows into the entrance of combustion gas booster pump 14 through main road magnetic valve 13, after supercharging, by combustion gas booster pump
Through main road flow control valve 15 after 14 outlet outflows, into combustion chamber.Main road hydrogen peroxide flow is by main road flow control valve 15
Control.During shutdown, the supply that main road magnetic valve 13 cuts off hydrogen peroxide is first shut off, is then shut off catalysis way solenoid valve 8, supercharging
Magnetic valve 1, cut-out catalysis passes by the supply of hydrogen oxide, stops combustion gas booster pump 14, and stopping is pressurized to tank 3.Work as tank
When pressure exceedes safety value, the safety valve 2 above tank is opened, and pressure release is carried out to tank, is ensured safety.
The boost electromagnetic valve 1, the combustion gas for controlling hydrogen peroxide to produce enters tank.Open boost electromagnetic valve 1, storage
Case starts to be pressurized to the outlet pressure of pressure reducer 12, closes boost electromagnetic valve 1, and tank stops supercharging.Boost electromagnetic valve 1, is installed on
Tank upper surface, entrance connects pressure reducer 12 and exports by pipeline, and outlet is led to inside tank.
The safety valve 2, opens when tank pressure exceedes safety value, ensures safety.Safety valve 2 is arranged on tank
Portion, entrance leads to inside tank, and outlet is connected to body outside wall surface by pipeline.
The tank 3, for storing hydrogen peroxide, installs boost electromagnetic valve 1, safety valve 2, tank pressure sensor 4, storage
Valve 5, electric blasting valve 6 are released in case filling.Wherein boost electromagnetic valve 1, safety valve 2 is installed on tank upper end, tank pressure sensor 4,
Tank filling is released valve 5, electric blasting valve 6 and is installed on tank lower end.Pass through flange or threaded connection between tank and valve.
The tank pressure sensor 4, the pressure for monitoring the hydrogen peroxide of tank 3, is installed on tank lower end.
Valve 5 is released in the tank filling, for controlling the filling of tank hydrogen peroxide and releasing, is installed under tank
End.Tank filling is released valve one end and is led to inside tank, other end connection hydrogen peroxide filling system, and peroxidating is released in filling
Opened during hydrogen, be closed under normal circumstances, before flight test, plug is installed in connection loading system one end, reduced
The possibility of hydrogen oxide leakage.
The electric blasting valve 6, for the sealing of tank before the supply and experiment that control hydrogen peroxide.The connection storage of electric detonation valve inlet
Case, outlet is connected with fluid path threeway.Electric blasting valve is disposable service valve, closed mode is in before the test, at the trial
Open, electric blasting valve is in opening when repeatedly starting in process of the test.
The fluid path threeway 7, for hydrogen peroxide to be divided into two-way supply, enters catalytic bed and is catalyzed all the way, enters all the way
Combustion gas booster pump is pressurized.Threeway entrance is connected with electric blasting valve, and outlet 1 is connected with catalysis way solenoid valve, exports 2 with main road magnetic valve
Connection.
The catalysis way solenoid valve 8, for controlling catalysis to pass by the supply of hydrogen oxide.Entrance is connected with fluid path threeway 7, goes out
Mouth connects catalysis road flow control valve 9 by pipeline.Start prior to main road magnetic valve 13 during startup, delayed main road electromagnetism during shutdown
Valve 13 is closed.
Catalysis road flow control valve 9, for controlling catalysis to pass by the flow of hydrogen oxide.Catalysis road flow solenoid valve enters
Mouth connection fluid path threeway, outlet connects catalytic bed by pipeline.Catalysis road flow control valve 9, post is bored by Serve Motor Control
Position change the diameter of venturi throat, realize the regulation of hydrogen peroxide flow.
The catalytic bed 10, for the catalysis of hydrogen peroxide, generates high-temperature high-pressure fuel gas.Catalytic bed entrance is connected by pipeline
Connect catalysis road flow control valve 9, catalytic bed outlet connection combustion gas road threeway 11.Catalytic bed is by fluid collection chamber, liquid homogenizing plate, catalysis
Agent, gas injection panel etc. are constituted, and be disclosure satisfy that hydrogen peroxide catalysis for a long time and are repeatedly started the requirement of shutdown.
Combustion gas road threeway 11, the high-temperature fuel gas for catalytic bed to be exported are divided into two-way, and tank is increased all the way
Pressure, drives combustion gas booster pump all the way.The entrance of combustion gas road threeway 11 connects catalytic bed, and the outlet of combustion gas road threeway 11 1 passes through long pipe runs
Pressure reducer entrance above connection tank, the outlet of combustion gas road threeway 11 2 is connected to combustion gas booster pump and drives gas circuit by pipeline.
The pressure reducer 12, is depressurized for hydrogen peroxide to be decomposed into the high temperature and high pressure gas for obtaining.Pressure reducer entrance
Catalytic bed, pressure reducer outlet being connected by long pipe runs, boost electromagnetic valve is connected by pipeline.Pressure reducer outlet pressure is tank
Boost pressure.
The main road magnetic valve 13, the supply for controlling main road hydrogen peroxide.Main road electromagnetic valve entrance connects fluid path three
Logical, the outlet of main road magnetic valve connects combustion gas booster pump low-pressure inlet by pipeline.Catalysis way solenoid valve 8 is later than during startup to open
It is dynamic, closed prior to catalysis way solenoid valve 8 during shutdown.
Be pressurized for main road hydrogen peroxide by the combustion gas booster pump 14, the energy for decomposing high-temperature high-pressure fuel gas by hydrogen peroxide
To rated pressure.Driving gas entrance is connected to catalytic bed and exports by pipeline, and driving gas outlet is connected to outside body by pipeline
Wall, low-pressure inlet connects main road magnetic valve by pipeline, and high-pressure outlet connects main road flow control valve by pipeline.
The main road flow control valve 15, the flow for controlling main road hydrogen peroxide.Main road flow control valve inlet leads to
Pipeline connection booster pump outlet is crossed, outlet is connected to combustion chamber by pipeline.Main road flow control valve 15, by servomotor control
Make the position of cone post to change the diameter of venturi throat, realize the regulation of hydrogen peroxide flow.
The course of work：
After providing open command, electric blasting valve is opened, catalysis way solenoid valve is opened, and hydrogen peroxide flows out from tank, by electricity
Point two-way after quick-fried valve, enters catalytic bed by catalysis way solenoid valve, catalysis road flow control valve all the way, and catalytic decomposition obtains high temperature
High-pressure gas, combustion gas point two-way；Boost electromagnetic valve, main road magnetic valve are opened after time delay；Combustion gas is all the way by pressure reducer, supercharging electricity
Magnet valve enters tank, and tank hydrogen peroxide is pressurized；Combustion gas booster pump is directly driven all the way, starts combustion gas booster pump；
Another hydrogen oxide that passes by enters combustion gas booster pump by main road magnetic valve, specified pressure is pressurized to by gas driven, through main road stream
Enter combustion chamber after control valve；When tank pressure exceedes safety value, safety valve is opened, and pressure release is carried out to tank.
Hydrogen peroxide solid-liquid rocket from pressurizing transmission system open when, first open electric blasting valve, then open successively
Catalysis way solenoid valve, boost electromagnetic valve, main road magnetic valve；During shutdown, main road magnetic valve is first closed, catalysis road is then closed successively
Magnetic valve, boost electromagnetic valve.
Claims (8)
1. a kind of hydrogen peroxide solid-liquid rocket from pressurizing transmission system, including boost electromagnetic valve, store by safety valve, tank
Valve is released in case pressure sensor, tank filling, and electric blasting valve, fluid path threeway is catalyzed way solenoid valve, is catalyzed road flow control valve, urges
Change bed, the threeway of combustion gas road, pressure reducer, main road magnetic valve, combustion gas booster pump, main road flow control valve；
Tank upper end is provided with safety valve, and lower end is provided with tank pressure sensor, tank filling and releases valve；
Reservoir outlet connects one end of fluid path threeway by electric blasting valve, and the another two ends of fluid path threeway connect catalysis way solenoid valve respectively
With main road magnetic valve, by being catalyzed road flow control valve connection catalytic bed entrance, main road magnetic valve is by combustion for catalysis way solenoid valve
Gas booster pump, main road flow control valve connection combustion chamber；
One end of catalytic bed outlet connection combustion gas road threeway, the other two ends of combustion gas road threeway connect pressure reducer respectively and combustion gas increases
Press pump, the other end of pressure reducer is connected to reservoir inlet by boost electromagnetic valve.
2. a kind of hydrogen peroxide solid-liquid rocket according to claim 1 is from pressurizing transmission system, described tank
Inside it is stored with hydrogen peroxide.
3. a kind of hydrogen peroxide solid-liquid rocket according to claim 1 is from pressurizing transmission system, described system
After startup, first, electric blasting valve is opened, and hydrogen peroxide flows into fluid path threeway and is divided into two-way, and catalysis way solenoid valve entrance is flowed into all the way,
Main road electromagnetic valve entrance is flowed into all the way, then, catalysis way solenoid valve is opened, and hydrogen peroxide flows through being catalyzed way solenoid valve, catalysis road
Control valve enters catalytic bed, and in catalytic bed, Catalytic Decomposition of Hydrogen Peroxide forms high-temperature high-pressure fuel gas, and combustion gas is through combustion gas road three
The reduction of fractions to a common denominator flows into pressure reducer all the way into two-way, and another road flows into combustion gas booster pump；Now, boost electromagnetic valve, main road electromagnetism are opened
Valve, all the way high-temperature fuel gas enter tank through pressure reducer, boost electromagnetic valve, tank hydrogen peroxide is pressurized, another road stream
Enter combustion gas booster pump combustion gas road entrance, drive combustion gas booster pump, the hydrogen peroxide that main road is flowed into is pressurized；It is another to pass by oxygen
Change hydrogen and flow into combustion gas supercharging pump intake through main road magnetic valve, after supercharging, through main road flow control after being flowed out by combustion gas booster pump outlet
Valve processed, into combustion chamber.
4. a kind of hydrogen peroxide solid-liquid rocket according to claim 1 is from pressurizing transmission system, described system
During closing, the supply that main road magnetic valve cuts off hydrogen peroxide is first shut off, is then shut off catalysis way solenoid valve, boost electromagnetic valve,
Cut-out catalysis passes by the supply of hydrogen oxide, stops combustion gas booster pump, and stopping is pressurized to tank.
5. a kind of hydrogen peroxide solid-liquid rocket according to claim 1 is from pressurizing transmission system, described catalysis
Road flow solenoid valve control enters the flow of hydrogen peroxide in catalytic bed.
6. a kind of hydrogen peroxide solid-liquid rocket according to claim 1 is from pressurizing transmission system, described main road
Flow control valve control enters the flow of the hydrogen peroxide of combustion chamber.
7. a kind of hydrogen peroxide solid-liquid rocket according to claim 1 is from pressurizing transmission system, described safety
Valve 2 is opened when tank pressure exceedes safety value, and pressure release is carried out to tank.
8. a kind of hydrogen peroxide solid-liquid rocket according to claim 1 is from pressurizing transmission system, described tank
Filling is released the filling of valve control tank hydrogen peroxide and is released.
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| CN201710044279.7A CN106917699B (en) | 2017-01-19 | 2017-01-19 | Hydrogen peroxide solid-liquid rocket is from pressurizing transmission system |
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| CN201710044279.7A CN106917699B (en) | 2017-01-19 | 2017-01-19 | Hydrogen peroxide solid-liquid rocket is from pressurizing transmission system |
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| CN106917699B CN106917699B (en) | 2018-03-23 |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107237703A (en) * | 2017-07-26 | 2017-10-10 | 北京航空航天大学 | Solid-liquid rocket electrodynamic pump induction system |
| CN108019296A (en) * | 2017-12-07 | 2018-05-11 | 上海新力动力设备研究所 | A kind of nitrous oxide is from pressure charging system |
| CN109649699A (en) * | 2019-01-17 | 2019-04-19 | 北京航空航天大学 | The pre- loading system of hydrogen peroxide and aircraft |
| CN109695514A (en) * | 2018-12-06 | 2019-04-30 | 北京宇航系统工程研究所 | A kind of interior quick pressurization system that burns of tank |
| CN110775946A (en) * | 2018-07-30 | 2020-02-11 | 中国石油化工股份有限公司 | Method for post-treating working solution for producing hydrogen peroxide by anthraquinone process |
| CN111120147A (en) * | 2019-12-13 | 2020-05-08 | 上海空间推进研究所 | Multistage liquid fuel gas pressurization system and use method thereof |
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| CN112196695A (en) * | 2020-10-19 | 2021-01-08 | 北京天兵科技有限公司 | Self-generated pressurization system and pressurization method for liquid rocket engine |
| CN112879805A (en) * | 2021-01-19 | 2021-06-01 | 北京航空航天大学 | Vehicle-mounted mobile hydrogen peroxide supply system with pressurization system |
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| CN107237703B (en) * | 2017-07-26 | 2019-04-16 | 北京航空航天大学 | Solid-liquid rocket electrodynamic pump transportation system |
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| CN110775946A (en) * | 2018-07-30 | 2020-02-11 | 中国石油化工股份有限公司 | Method for post-treating working solution for producing hydrogen peroxide by anthraquinone process |
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| CN109695514A (en) * | 2018-12-06 | 2019-04-30 | 北京宇航系统工程研究所 | A kind of interior quick pressurization system that burns of tank |
| CN109649699A (en) * | 2019-01-17 | 2019-04-19 | 北京航空航天大学 | The pre- loading system of hydrogen peroxide and aircraft |
| CN109649699B (en) * | 2019-01-17 | 2021-12-17 | 北京航空航天大学 | Hydrogen peroxide pre-injection system and aircraft |
| CN111120147A (en) * | 2019-12-13 | 2020-05-08 | 上海空间推进研究所 | Multistage liquid fuel gas pressurization system and use method thereof |
| CN111946490A (en) * | 2020-07-07 | 2020-11-17 | 上海空间推进研究所 | Gas pressurization attitude and orbit control propulsion system based on electric pump |
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| CN112196695A (en) * | 2020-10-19 | 2021-01-08 | 北京天兵科技有限公司 | Self-generated pressurization system and pressurization method for liquid rocket engine |
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