CN114198221B - Rotary disk valve type gas flow regulator driven by motor of solid flushing engine - Google Patents

Rotary disk valve type gas flow regulator driven by motor of solid flushing engine Download PDF

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Publication number
CN114198221B
CN114198221B CN202111428904.0A CN202111428904A CN114198221B CN 114198221 B CN114198221 B CN 114198221B CN 202111428904 A CN202111428904 A CN 202111428904A CN 114198221 B CN114198221 B CN 114198221B
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Prior art keywords
valve
fixed
flow regulating
hole
assembly
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CN202111428904.0A
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CN114198221A (en
Inventor
齐胜举
陈雄
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Nanjing University of Science and Technology
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Nanjing University of Science and Technology
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K7/00—Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof
    • F02K7/10—Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof characterised by having ram-action compression, i.e. aero-thermo-dynamic-ducts or ram-jet engines
    • F02K7/18—Composite ram-jet/rocket engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/22—Fuel supply systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
    • F02C9/26—Control of fuel supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
    • F02C9/26—Control of fuel supply
    • F02C9/32—Control of fuel supply characterised by throttling of fuel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Sliding Valves (AREA)
  • Electrically Driven Valve-Operating Means (AREA)

Abstract

The utility model discloses a valve type gas flow regulating device of a fixed flushing engine motor-driven rotary disk, which comprises a gas generating assembly, a fixed valve assembly, a movable valve assembly, a flow regulating bin shell and a servo motor. The input end of the flow regulating bin shell is open, the output end is closed, a first through hole is formed in the center of the output end, the input end of the flow regulating bin shell is fixedly connected with the outer wall of the gas generating assembly, a flow regulating bin is formed between the input end of the flow regulating bin shell and the outer wall of the gas generating assembly, the fixed valve assembly, the movable valve assembly and the servo motor are all arranged in the flow regulating bin, the output end of the movable valve assembly is in clearance fit with the first through hole, the servo motor is fixed on the gas generating assembly through a motor support, and the servo motor provides power for the movable valve assembly. The utility model adopts the ventilation area of the waist hole to control the gas flow, so that the throat area of the gas generator is in linear relation with the angle of the motor, the nonlinearity of the control system is reduced, and the control precision can be improved.

Description

Rotary disk valve type gas flow regulator driven by motor of solid flushing engine
Technical Field
The utility model belongs to the field of solid rocket ramjet engines, and particularly relates to a rotary disk valve type gas flow regulating device driven by a motor of a solid rocket ramjet engine.
Background
The solid rocket ramjet engine is a power device which rams air into an afterburner and utilizes oxygen in the air and primary fuel gas generated in a fuel gas generator to carry out mixed combustion. The device has the advantages of high specific impulse, compact structure, reliable work, strong maneuverability and the like, and can meet the requirements of new-generation tactical missiles on power devices to the maximum extent. In order to fully mix and burn the primary fuel gas with air in the afterburner, so that the engine has optimal working performance and the thrust of the engine is adjustable, the gas flow of the gas generator must be adjusted. The current methods for gas flow regulation mainly comprise fixed flow regulation, variable gas speed regulation, non-blocking regulation and blocking regulation. The choking type regulation has strong controllability and high accuracy, and a plurality of countries adopt the regulation mode to control the gas flow.
The current choking type adjusting mode mainly adopts a method for controlling the throat area of the gas generator to adjust the gas flow, and the throat area of the gas generator is mainly changed by controlling a flow adjusting valve, and the current commonly used flow adjusting valve comprises a plunger valve, a rotating shaft valve, a rotating sliding disc valve, a rotating cam valve, a cone valve and the like. The driving of the flow regulating valve mainly comprises hydraulic driving, pneumatic driving, electromechanical driving and the like.
Patent CN111577484a discloses a tubular rotary nozzle valve gas flow regulator. The utility model comprises a gas generator fixing part, a rotating part and an afterburner fixing part, wherein the rotating part is positioned between the two fixing parts, and the effective air injection area of the gas generator fixing part is changed through the rotation of the rotating part, so that the flow regulation is realized. However, the rotating part of the structure has larger volume and inertia, has higher requirements on the output power, acceleration and deceleration performance and the design of a control algorithm of the motor, and is not beneficial to the accurate control of the gas flow. Meanwhile, due to the heat-insulating sealing design of the whole structure, the negative mass of the projectile body and the motor load are increased. In addition, the throat of the gas generator is not directly connected with the afterburner, after gas is sprayed out of the throat, the area of the flow tube is suddenly increased and then gradually reduced, and the phenomenon of backflow and turbulence possibly occurs, so that the gas injection is not facilitated, and a large amount of deposition is easily caused on the rotating part; the utility model patent CN207018106U discloses a gas flow regulating device of a solid rocket ramjet engine, wherein gunpowder is placed in a plunger valve cylinder, and the feeding movement of a plunger is realized by utilizing the combustion of the gunpowder, so that the valve has high requirements on the ablation resistance of the plunger and cannot realize accurate control; patent CN106121865a discloses an automatic gas flow regulator of a solid rocket ramjet engine, a plunger type flow regulating valve is adopted as a flow regulating valve, and the air pressure in an afterburner is used as a drive to change the throat area, although the structure is simple, the air pressure in the afterburner is unstable, the accurate control cannot be realized, and the heat protection in a cylinder of the valve is difficult; patent CN103410632a discloses a sliding disk valve type flow adjustable device, but its structural seal design, thermal insulation design are all relatively poor, and throat area change is nonlinear, has improved the degree of difficulty of control.
Disclosure of Invention
The utility model aims to provide a motor-driven rotary disk valve type solid rocket ramjet engine gas flow regulating device so as to realize accurate control of gas flow.
The technical scheme for realizing the utility model is as follows: a motor-driven rotary disk valve type gas flow regulating device of a solid flushing engine comprises a gas generating assembly, a fixed valve assembly, a movable valve assembly, a flow regulating bin shell and a servo motor; the input end of the flow regulating bin shell is open, the output end is closed, a first through hole is formed in the center of the output end, the input end of the flow regulating bin shell is fixedly connected with the outer wall of the gas generating assembly, a flow regulating bin is formed between the input end of the flow regulating bin shell and the outer wall of the gas generating assembly, the fixed valve assembly, the movable valve assembly and the servo motor are all arranged in the flow regulating bin, the output end of the movable valve assembly is in clearance fit with the first through hole, the servo motor is fixed on the gas generating assembly through a motor support, and the servo motor provides power for the movable valve assembly.
Compared with the prior art, the utility model has the remarkable advantages that:
(1) The utility model fully considers the problems of integral tightness and heat insulation, so that the movable valve component, the fixed valve component and the flow regulating bin shell can adopt a clearance fit mode when being connected, the problem of larger damping caused by sealing is greatly reduced, and the quality of the light valve body can be effectively reduced while ensuring good tightness and heat insulation through effective sealing and heat insulation design.
(2) The utility model has compact structure, small volume and relatively light weight of the valve moving assembly, and reduces the influence of inertia of the valve moving assembly on a control system.
(3) The utility model adopts the ventilation area of the waist hole to control the gas flow, so that the throat area of the gas generator is in linear relation with the angle of the servo motor, the nonlinearity of a control system is reduced, and the control precision can be improved.
(4) The utility model increases the design of the flow regulating bin shell, and is connected with the movable valve through the second high-temperature rolling bearing, so that the gas flow regulating device can not generate extra load on the servo motor when being in butt joint with the afterburner, the reliability when being in butt joint with the afterburner is increased, and the utility model has practical value.
(5) The utility model adopts the servo motor as a driving mechanism and a gear as a transmission mechanism, and can realize the accurate control of the valve body angle by combining an embedded technology and a control engineering theory.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. The drawings in the following description are only examples of embodiments of the present utility model and other drawings may be made by those skilled in the art from the structures shown in these drawings without undue effort.
Fig. 1 is a schematic structural diagram of a valve type gas flow regulating device of a motor-driven rotary disk of a solid-ramjet engine.
Fig. 2 is an enlarged view of a portion of the present utility model.
FIG. 3 is a diagram showing the relative positions of the movable valve and the fixed valve in the fully opened state of the present utility model.
Fig. 4 is a diagram showing the relative positions of the movable valve and the fixed valve in the intermediate state of the present utility model.
Fig. 5 is a diagram showing the relative positions of the movable valve and the fixed valve in the fully closed state according to the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by one of ordinary skill in the art without creative efforts, are within the scope of the present utility model based on the embodiments of the present utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is correspondingly changed.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; the "connection" may be mechanical or electrical. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to base that the technical solutions can be implemented by those skilled in the art, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered to be absent, and not included in the scope of protection claimed in the present utility model.
The following describes the specific implementation, technical difficulties and aspects of the present utility model in further detail in connection with the embodiments of the present utility model.
For a solid rocket ramjet engine, gas flow adjustment is a key technology, and aiming at a choking type gas flow adjustment mode, the embodiment of the utility model discloses a rotary disk valve type gas flow adjustment device driven by a motor of the solid rocket ramjet engine. As shown in fig. 1 and 2. The motor-driven rotary disk valve type gas flow regulating device of the solid-flushing engine comprises a gas generating assembly, a fixed valve assembly, a movable valve assembly, a flow regulating bin shell 14 and a servo motor 11; the input end of the flow regulating bin shell 14 is open, the output end is closed, the center of the output end is provided with a first through hole, the input end of the flow regulating bin shell 14 is fixedly connected with the outer wall of the gas generating component, a flow regulating bin is formed between the input end and the outer wall of the gas generating component, the fixed valve component, the movable valve component and the servo motor 11 are all arranged in the flow regulating bin, the output end of the movable valve component is in clearance fit with the first through hole of the output end of the flow regulating bin shell 14, the servo motor 11 is fixed on the gas generating component through the motor bracket 10, and the servo motor 11 provides power for the movable valve component. The gas generating assembly comprises a gas generator 9, a gas generator end cover 7, a fixed valve assembly and a fixed valve compression ring 8, wherein the gas generator end cover 7 is fixed at the output end of the gas generator 9 through threads, a second-order through hole is formed in the center of the gas generator end cover 7 and is provided with internal threads, the fixed valve assembly is arranged along the central axis of the flow regulating device, and the fixed valve assembly is tightly pressed and fixed by the gas generator end cover 7 through the fixed valve compression ring 8 arranged in the middle of the small diameter of the gas generator end cover; the flow regulating bin shell 14 is fixedly connected with the shell of the gas generator 9.
The fixed valve component is a revolution body and comprises a fixed valve 4, a heat insulation layer 5 and a fixed valve sleeve 6 which are sequentially arranged from outside to inside. The fixed valve 4 and the heat insulation layer 5 are bonded through glue, the fixed valve 4 is sealed at the same time, and in addition, the heat insulation layer 5 and the fixed valve sleeve 6 are bonded through glue, so that the fixed valve is sealed at the same time. The fixed valve sleeve 6 is fixedly connected with a hole with a large diameter of the end cover 7 of the gas generator in a threaded connection mode. The central axis of the output end of the fixed valve 4 is provided with a first central through hole, and 3 first waist holes are uniformly distributed on the fixed valve 4 around the first central through hole, as shown in fig. 3.
The utility model can effectively fix the fixed valve component, fully consider the sealing property and the heat insulation property of the fixed valve component, and effectively lighten the volume and the mass of the fixed valve component while meeting the requirements of the sealing property and the heat insulation property.
The dynamic valve assembly comprises a dynamic valve 1, a dynamic valve gear disc 2, a first high-temperature rolling bearing 3, a driving gear 12, a bearing retainer ring 13, a bearing compression ring 15 and a second high-temperature rolling bearing 18. The valve 1 is a cylindrical valve body, a circle of boss is arranged on the middle section of the circumferential outer wall of the valve body, the circumferential outer wall of the boss is connected with the output end face of the flow regulating bin shell 14 through a second high-temperature rolling bearing 18, one end of the cylindrical valve body is in clearance fit with a first through hole of the flow regulating bin shell 14, and the other end of the cylindrical valve body extends into the fixed valve assembly in clearance fit. The cylindrical valve body of the valve 1 is provided with a second central through hole, 3 second waist holes which are uniformly distributed around the second central through hole penetrate through the cylindrical valve body, the second central through hole is communicated with the first central through hole, and the 3 second waist holes respectively correspond to the 3 first waist holes. A driving gear 12 is fixed on the output shaft of the servo motor 11, a valve gear disc 2 is sleeved outside the output end of the fixed valve sleeve 6, a first high-temperature rolling bearing 3 is arranged between the driving gear and the valve gear disc, and the first high-temperature rolling bearing 3 is positioned through a bearing retainer ring 13 and a bearing compression ring 15. The bearing compression ring 15 is fixedly connected with the fixed valve component through threads. The gear plate 2 of the dynamic valve and the boss of the dynamic valve 1 are fixedly connected through a plurality of bolts, and an asbestos washer 17 is arranged between the gear plate 2 of the dynamic valve and the boss of the dynamic valve, so that the sealing effect is achieved while the heat is insulated.
The dynamic valve assembly of the embodiment of the utility model has compact structure and small volume, and fully considers the problem of integral tightness, so that the damping problem caused by sealing can be greatly reduced in a clearance fit mode when the dynamic valve assembly is connected with the fixed valve assembly. In addition, the second high-temperature rolling bearing 18 with better sealing performance is selected, so that clearance fit can be adopted between the movable valve assembly and the flow regulating bin shell 14, and the rotation damping of the movable valve assembly is further reduced.
The flow regulating bin shell 14 is connected with the movable valve 1 through a second high-temperature rolling bearing 18, and is fixedly connected with the gas generator 9 through bolts.
The servo motor 11 is fixed on the end cover 7 of the gas generator through the motor bracket 10, and drives the movable valve assembly to rotate relative to the fixed valve 4 through the driving gear 12, so as to change the throat area of the gas generator. As shown in fig. 3, 4 and 5, the movable valve 1 and the fixed valve 4 are provided with 4 vent holes, including a central through hole at the center of the circle, and 3 waist holes uniformly arranged around the central through hole. In the rotating process of the valve moving assembly, the central through hole positioned at the center of the circle is normally open, the ventilation area is not changed, the ventilation area of the waist hole is changed along with the rotating angle of the valve moving assembly 1, and as shown in fig. 3, 4 and 5, the fuel gas in the fuel gas generator flows out through the non-shadow part. In addition, because the waist hole is adopted, the throat area of the gas generator and the rotating angle of the servo motor can be calculated to meet the formula (1), wherein S is the effective throat area of the gas generator, S 1 Is the area of the central through hole, L 1 、L 2 For the minimum radius and the maximum radius of the waist hole, α is the waist hole angle, θ is the rotation angle of the servo motor 11, and i is the transmission ratio, as shown in fig. 4. Compared with the prior art, the effective throat area and the servo electricity of the embodiment of the utility modelThe rotation angles of the machine 11 are in a linear relationship, so that the nonlinearity of the system can be reduced, and the control accuracy can be improved.
When the solid rocket ramjet engine works, the servo motor 11 is controlled to rotate for a certain angle, the movable valve assembly rotates for a corresponding angle relative to the fixed valve assembly, and the throat of the gas generator is always in a choked state, so that when the effective throat area of the gas generator 9 changes, the pressure inside the gas generator 9 changes. The burning speed of the propellant carried in the gas generator 9 is sensitive to the pressure, and when the pressure is changed, the burning speed is correspondingly changed, so that the amount of the fuel gas generated by burning is changed, and the adjustment of the gas flow is realized. For example, when the gas flow needs to be increased, the servo motor 11 drives the movable valve gear disc 2 and the driving gear 12 to drive the movable valve 1 so that the ventilation area is reduced, the internal pressure of the gas generator 9 is increased, the propellant gas speed is increased, and the gas flow is increased; and vice versa. It is known from the above description of the specific implementation of the embodiment of the present utility model that the present embodiment greatly reduces the rotation damping of the valve assembly while ensuring the overall tightness and heat insulation, and reduces the nonlinearity of the throat area variation through the design of the waist hole, so as to improve the control accuracy of the gas flow adjustment.

Claims (7)

1. A solid towards engine motor drive rotary disk valve formula gas flow adjusting device which characterized in that: comprises a gas generating component, a fixed valve component, a movable valve component, a flow regulating bin shell (14) and a servo motor (11); the input end of the flow regulating bin shell (14) is open, the output end is closed, a first through hole is formed in the center of the output end, the input end of the flow regulating bin shell (14) is fixedly connected with the outer wall of the gas generating assembly, a flow regulating bin is formed between the input end of the flow regulating bin shell and the outer wall of the gas generating assembly, the fixed valve assembly, the movable valve assembly and the servo motor (11) are all arranged in the flow regulating bin, the output end of the movable valve assembly is in clearance fit with the first through hole, the servo motor (11) is fixed on the gas generating assembly through the motor support (10), and the servo motor (11) provides power for the movable valve assembly.
2. The fixed-charge engine motor-driven rotary disk valve-type gas flow regulating device according to claim 1, wherein: the gas generating assembly comprises a gas generator (9), a gas generator end cover (7), a fixed valve assembly and a fixed valve pressing ring (8), wherein the gas generator end cover (7) is fixed at the output end of the gas generator (9), a second-order through hole is formed in the center of the gas generator end cover (7), the fixed valve assembly is arranged along the central axis of the flow regulating device, and the fixed valve assembly is pressed and fixed by the gas generator end cover (7) through the fixed valve pressing ring (8); the flow regulating bin shell (14) is fixedly connected with the shell of the gas generator (9).
3. The fixed-charge engine motor-driven rotary disk valve-type gas flow regulating device according to claim 2, wherein: the fixed valve assembly is a revolving body and comprises a fixed valve (4), a heat insulation layer (5) and a fixed valve sleeve (6) which are sequentially arranged from outside to inside; the central axis of the tail end of the fixed valve (4) is provided with a first central through hole, and 3 first waist holes are uniformly distributed on the fixed valve (4) around the first central through hole.
4. The fixed-impact engine motor-driven rotary disk valve-type gas flow regulating device according to claim 3, wherein: the dynamic valve assembly comprises a dynamic valve (1), a dynamic valve gear disc (2), a first high-temperature rolling bearing (3), a driving gear (12), a bearing retainer ring (13), a bearing pressing block (15) and a second high-temperature rolling bearing (18); the movable valve (1) is a cylindrical movable valve body, a circle of boss is arranged on the middle section of the circumferential outer wall of the movable valve body, the circumferential outer wall of the boss is connected with the output end face of the flow regulating bin shell (14) through a second high-temperature rolling bearing (18), one end of the cylindrical movable valve body is in clearance fit with a first through hole of the flow regulating bin shell (14), the other end of the cylindrical movable valve body stretches into a fixed valve component in clearance fit, a second central through hole is formed in the cylindrical movable valve body of the movable valve (1), 3 second waist holes uniformly distributed around the second central through hole penetrate the cylindrical movable valve body, the second central through hole is communicated with the first central through hole, and the 3 second waist holes correspond to the 3 first waist holes respectively; a driving gear (12) is fixed on an output shaft of a servo motor (11), a driving gear disc (2) is sleeved outside an output end of a fixed valve sleeve (6), a first high-temperature rolling bearing (3) is arranged between the driving gear disc and the fixed valve sleeve, the first high-temperature rolling bearing (3) is positioned through a bearing retainer ring (13) and a bearing pressing block (15) and fixedly connected with a boss of a driving valve (1), and the driving gear (12) is meshed with the driving gear disc (2).
5. The fixed-charge engine motor-driven rotary disk valve-type gas flow regulating device according to claim 4, wherein: the area of the fixed valve (4) is smaller than the area of the valve body of the valve (1).
6. The fixed-pulse engine motor-driven rotary disk valve-type gas flow regulating device according to claim 5, wherein: the valve further comprises an asbestos washer (17) which is arranged between the valve (1) and the valve gear plate (2).
7. The fixed-charge engine motor-driven rotary disk valve-type gas flow regulating device according to claim 6, wherein: the valve further comprises a plurality of sealing rings (16) which are arranged between the bearing pressing block (15) and the movable valve gear disc (2).
CN202111428904.0A 2021-11-29 2021-11-29 Rotary disk valve type gas flow regulator driven by motor of solid flushing engine Active CN114198221B (en)

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Application Number Priority Date Filing Date Title
CN202111428904.0A CN114198221B (en) 2021-11-29 2021-11-29 Rotary disk valve type gas flow regulator driven by motor of solid flushing engine

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Application Number Priority Date Filing Date Title
CN202111428904.0A CN114198221B (en) 2021-11-29 2021-11-29 Rotary disk valve type gas flow regulator driven by motor of solid flushing engine

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CN114198221B true CN114198221B (en) 2023-08-29

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108757183A (en) * 2018-06-29 2018-11-06 江苏金陵智造研究院有限公司 A kind of novel turbojet engine fuel regulator valve
CN208669437U (en) * 2018-06-29 2019-03-29 江苏金陵智造研究院有限公司 A kind of novel turbojet engine fuel regulator valve
CN110552814A (en) * 2019-08-16 2019-12-10 南京理工大学 Sliding disc valve type solid rocket ramjet flow-adjustable gas generator
CN111577484A (en) * 2020-05-26 2020-08-25 湖南宏大日晟航天动力技术有限公司 Gas flow adjusting device of rotary nozzle valve of solid rocket ramjet engine
KR20210106705A (en) * 2020-02-21 2021-08-31 현대로템 주식회사 Gas flow regulator for ducted lampjet engine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108757183A (en) * 2018-06-29 2018-11-06 江苏金陵智造研究院有限公司 A kind of novel turbojet engine fuel regulator valve
CN208669437U (en) * 2018-06-29 2019-03-29 江苏金陵智造研究院有限公司 A kind of novel turbojet engine fuel regulator valve
CN110552814A (en) * 2019-08-16 2019-12-10 南京理工大学 Sliding disc valve type solid rocket ramjet flow-adjustable gas generator
KR20210106705A (en) * 2020-02-21 2021-08-31 현대로템 주식회사 Gas flow regulator for ducted lampjet engine
CN111577484A (en) * 2020-05-26 2020-08-25 湖南宏大日晟航天动力技术有限公司 Gas flow adjusting device of rotary nozzle valve of solid rocket ramjet engine

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