CN102506219A - Permanent magnetic valve with characteristic of fast response - Google Patents
Permanent magnetic valve with characteristic of fast response Download PDFInfo
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- CN102506219A CN102506219A CN201110409657XA CN201110409657A CN102506219A CN 102506219 A CN102506219 A CN 102506219A CN 201110409657X A CN201110409657X A CN 201110409657XA CN 201110409657 A CN201110409657 A CN 201110409657A CN 102506219 A CN102506219 A CN 102506219A
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Abstract
A permanent magnetic valve with a characteristic of fast response is used for executive components of fuel-feeding control and high-accuracy control systems of an automobile and a rocket engine. By means of a permanent magnet, the characteristics of a magnetic circuit are changed, inductivity of a magnetic valve coil is reduced, and the magnetic valve can produces the fast response to a signal, achieves quick starting and closing and improves a pulse characteristic of an engine and stability of the systems. The permanent magnetic valve comprises a connector, a filter device assembly, the permanent magnet, a casing, the coil, a valve body, an upper gasket, an armature assembly, a lower gasket and a valve seat. The filter device assembly comprises an upper press ring, a filter screen and a lower press ring. The armature assembly comprises an armature, an upper reed, a lower reed, an outer fastening ring, a blocking plate, a pin, an inner fastening ring and a magnetic inducting ring. The valve adopts the permanent magnet to adjust the characteristics of the magnetic circuit, enables current on the coil to be changed fast and enables switching speed of the magnetic valve to be improved remarkably. Resultant force consisting of permanent magnetic force produced by the permanent magnet and spring force can ensure reliable seal of the valve seat.
Description
Technical field
The present invention relates to a kind of Permanent Magnet and Electric magnet valve, can be used for the management control of the motor fuel medium that the paired pulses response characteristic has higher requirements, also can be used as the crucial executive component of high stable control system, hydraulic system with fast response characteristic.
Background technique
The switch electromagnetic valve of response is the crucial executive component of a lot of control system fast, and the switching speed of solenoid valve is directly connected to the stability and the controllability of system.
In addition, the speed of response of the pulse characteristic of motor and solenoid valve relation is very close.For pulse performance and the very high product of coherence request, the quick response that realizes solenoid valve is a very crucial technology for liquid propellant rocket engine, motor car engine etc.The speed of response of solenoid valve is fast more, and the atomizing effect of nozzle is good more, and the burning of engine chamber is more abundant, and combustion efficiency will be improved greatly, and performance of products improves, and the tail gas of discharge reduces.
The response solenoid valve generally has following two kinds of structures fast:
(1) a kind of is the helix tube type solenoid valve that adopts the clapping type magnetic circuit, and this valve mechanism is simple, volume is little, in light weight, but the high-speed electromagnetic valve of this structure relatively depends on the high-speed driving circuit.When valve opening, driver circuit provides instant high-voltage, makes valve open rapidly; When valve closing, driver circuit ends rapidly, and coil current is reduced to zero, makes valve close rapidly.Because the stroke of this solenoid valve is little, flow is little and determined its using scope to have narrow limitation for the dependence of high-speed driving circuit.
(2) the external control valve of torque motor valve that on liquid propellant rocket engine, adopt as motor.This valve switch speed is fast, and power consumption is very little, but this valve also has many deficiencys.At first, the manufacture difficulty of this valve is big, complex process, and cost is high, expensive; Secondly, this valve is very high for the requirement of cleanliness, is easier to polluted and causes leaking.
Summary of the invention
Technology of the present invention is dealt with problems and is: the deficiency that overcomes existing technology; A kind of Permanent Magnet and Electric magnet valve with fast response characteristic is provided,, reduces the perception of coil through permanent magnet adjustment magnetic circuit characteristic; Make solenoid valve to respond fast, improve switching speed signal.
The present invention's beneficial effect compared with prior art is:
(1) permanent-magnett electromagnetic valve arrangement of the present invention is simple, good manufacturability, and it is convenient to realize; Only need in the magnetic circuit of general solenoid valve, arrange just can change the magnetic circuit characteristic by uniform permanent magnet, make the inductance of coil descend 5～7 times; Make current increases and rate of descent on the electromagnetic valve coil all accelerate; Reach firing current or close current rapidly, realize improving the purpose of valve response speed, general solenoid valve open response speed is about 7ms; After the present invention had increased permanent magnet, open response speed can reach about 2ms.
(2) magnetic structure of Permanent Magnet and Electric magnet valve of the present invention has not only improved the open response speed of solenoid valve, also makes the shut-in time speed of response significantly improve.Open response speed can change because of the variation of driving voltage, and it is big more to open driving voltage, and opening speed is fast more, but under different driving voltages, the response closing velocity variations of solenoid valve is little, and is highly stable.
(3) Permanent Magnet and Electric magnet valve of the present invention has improved 3～5 times than the general solenoid valve speed of response under the equal flow under the driving of general driver circuit, if be equipped with the high-speed driving circuit, the speed of response of solenoid valve can also be further improved.
(4) the present invention has adopted inhalation type solenoid valve armature suspension structure, has further reduced the surface friction drag of solenoid valve, makes that the speed of response of solenoid valve is rapider, and operating life is more reliable.
Description of drawings
Fig. 1 is a permanent-magnett electromagnetic valve arrangement schematic representation;
Fig. 2 is the valve body structure schematic representation;
Fig. 3 is the armature component structural representation;
Fig. 4 is the reed structure schematic representation
Fig. 5 is a watt shape permanent magnet schematic representation;
Fig. 6 filter assemblies structural representation;
Fig. 7 is the magnetic circuit schematic representation;
Fig. 8 is the response current curve comparison diagram of general solenoid valve and Permanent Magnet and Electric magnet valve.
Embodiment
Further describe in detail below in conjunction with the accompanying drawing specific embodiments of the invention.
As shown in Figure 1, the invention provides a kind of permanent-magnett electromagnetic valve arrangement with fast response characteristic, comprise joint 1, filter assemblies 2, permanent magnet 3, shell 4, coil 5, valve body 6, Upper gasket 7, armature component 8, lower levelling plate 9 and valve seat 10; Filter assemblies comprises upper press ring 21, filter screen 22 and following pressure ring 23; Armature component comprises armature 81, upper reed plate 82, following reed 83, outer retaining ring 84, baffle plate 85, pin 86, interior retaining ring 87 and magnetic guiding loop 88;
Valve body (6) is as shown in Figure 2; Comprise the different hollow circular cylinder of the diameter that has step that separated magnetic annulus that one section NULL processes and two sections magnetically soft alloy materials are processed; Be enclosed within an end of the less soft magnetism hollow circular cylinder of diameter at a distance from the magnetic annulus, simultaneously the less soft magnetism hollow circular cylinder of this diameter be with a end at a distance from the magnetic annulus, place an end of the inner chamber of the bigger soft magnetism hollow circular cylinder of diameter; Separated magnetic annulus all welds with two sections soft magnetism hollow circular cylinders and is fixedly connected; Form valve body (6), coil 5 is wrapped in the outer wall groove of valve body 6, and lighting outlet adopts the fishing line mode.
Some watts of shape permanent magnets 3 are as shown in Figure 5, are installed to uniformly on the outer wall of the less side of valve body 6 external diameters, and it is full that the space between the permanent magnet 3 can use soft magnetic material to fill, and the electromagnetism polar orientation that the polar orientation of permanent magnet and coil 5 produce is consistent.
Solid cylinder with the level as shown in Figure 3, that armature 81 is processed for magnetically soft alloy, baffle plate 85 is a solid cylinder; One end digs coaxial dovetail groove; Be filled with nonmetal sealing material in the dovetail groove, through using pin 86 riveted fixing, upper reed plate 82, interior retaining ring 87, following reed 83 and outer retaining ring 84 are packed into from baffle plate 85 1 sides between armature 81 and the baffle plate 85; Be enclosed within successively on the mandrel of armature 81; Wherein, upper reed plate 82 is clamped by armature 81 and interior retaining ring 87, and following reed 83 is clamped by interior retaining ring 87 and outer retaining ring 84; Magnetic guiding loop 88 is clipped between upper reed plate 82 and the following reed 83, uses laser bonding to carry out 4 spot welding between outer retaining ring 84 and the armature 81 and fixes.
As shown in Figure 4, upper reed plate 42 is three arm reed structures with following reed 43, has good stable property and radial rigidity.Upper reed plate 82 and following reed 83 all are positioned at the homonymy of coil 5, and upper reed plate 82 gets up armature 81 suspensions with following reed 83, make armature 81 to move back and forth.
As shown in Figure 7, one section air gap between permanent magnet 3, valve body 6, armature 81, magnetic guiding loop 88, armature 81 and the valve body 6, shell 4 constitute a complete closed loop magnetic circuit.
When electromagnetic valve coil 5 is not switched on; Permanent magnet 3 produces suction in magnetic circuit; Act on the armature 81; Produce one with sealing power in the opposite direction, the upper reed plate 82 in the armature component 8, the spring force that produces of reed 83 distortion need overcome after the suction down, and the sealing of enough try hard to keep card baffle plate 85 and valve seat 10 is still arranged.If magnetic force fails to some extent behind permanent magnetism suction process magnetic pulse and the temperature alternating, then sealing force will be bigger, seal more reliable.
As shown in Figure 8, the effect of permanent magnet 3 makes the inductance value of electromagnetic valve coil 5 descend greatly, therefore when coil 5 energisings; The electric current rate of climb of Permanent Magnet and Electric magnet valve makes electromagnetic force to improve faster, when electromagnetic force can overcome spring force far above general solenoid valve; Armature 81 begins to drive baffle plate 85 and moves to joint 1 direction; Valve begins to open, and this moment is because armature 81 motion cutting magnetic lines make electric current descend, after armature 81 motions finish; Valve complete opening, electric current continue to rise to steady-state value.
When coil 5 outage, the electric current that the effect of permanent magnet 3 makes the Permanent Magnet and Electric magnet valve than general solenoid valve descend rapider, make the faster of electromagnetic force decay; When electromagnetic force during less than spring force, armature 81 resets under the spring force effect, and valve begins to close; This moment is because armature 81 motion cutting magnetic lines make electric current rise; After armature 81 motions finished, valve was closed fully, and electric current continues to drop to zero.
Can confirm unlatching, the response closing speed of solenoid valve through the flex point of rising edge, trailing edge in the current curve, as can be seen from Figure 8, because the effect of permanent magnet 3 makes the unlatching, response closing speed of Permanent Magnet and Electric magnet valve far above general solenoid valve.
The content of not doing to describe in detail in the specification of the present invention belongs to related domain professional and technical personnel's known technology.
Claims (6)
1. the Permanent Magnet and Electric magnet valve with fast response characteristic is characterized in that: comprise joint (1), filter assemblies (2), permanent magnet (3), shell (4), coil (5), valve body (6), Upper gasket (7), armature component (8), lower levelling plate (9) and valve seat (10);
The hollow circular cylinder that has step that valve body (6) is processed for soft magnetic material; Coil (5) is wrapped in the outer wall stepped recesses of valve body (6); The lighting outlet of coil (5) adopts the fishing line mode, and permanent magnet (3) is a watt shape, and a plurality of permanent magnets (3) are assemblied on the outer wall of the less end of valve body (6) external diameter uniformly;
Armature component (8) comprises armature (81), upper reed plate (82), following reed (83), outer retaining ring (84), baffle plate (85), pin (86), interior retaining ring (87) and magnetic guiding loop (88);
Armature (81) is sidewall solid cylinder with the level; And there is a cylinder shape groove end face center vertically, and baffle plate (85) is the solid cylinder of T shape for the cross section, and the end surfaces that the diameter of baffle plate (85) is big digs coaxial dovetail groove; Be filled with nonmetal sealing material in the dovetail groove; The end face center that the end that the diameter of baffle plate (85) is little is inserted into armature (81) has in the cylinder shape groove, fits tightly, and uses pin (86) riveted fixing;
Upper reed plate (82), magnetic guiding loop (88), interior retaining ring (87), following reed (83) and outer retaining ring (84) are packed into from baffle plate (85) one sides; Be enclosed within successively on the sidewall step of armature (81); Wherein, upper reed plate (82) is clamped by armature (81) and interior retaining ring (87), and following reed (83) is clamped by interior retaining ring (87) and outer retaining ring (84); Magnetic guiding loop (88) is clipped between upper reed plate (82) and the following reed (83), and welding is fixing between outer retaining ring (84) and the armature (81);
Valve seat (10) is for having the hollow circular cylinder of step, and an end is a valve port; Have an end of valve port to pack into successively in the cavity of the bigger side of valve body (6) external diameter Upper gasket (7), armature component (8), lower levelling plate (9) and valve seat (10), wherein the one side of Upper gasket (7) is adjacent to valve body (6), and another side is adjacent to the upper reed plate (82) of armature component (8); The one side of lower levelling plate (9) is adjacent to the following reed (83) of armature component (8), and another side is adjacent to valve seat (10); Lower levelling plate (9) is used to adjust the amount of deformation of upper reed plate (82) and following reed (83), and Upper gasket (7) is used to adjust the actuating length of armature (81), and valve seat (10) is fixing with valve body (6) welding;
Joint (1) is for having the hollow circular cylinder of step, and an end is the conical surface, and an end is a disc, and filter assemblies (2) comprises upper press ring (21), filter screen (22) and following pressure ring (23); Upper press ring (21) and following pressure ring (23) are clipped in the middle filter screen (22), compress and are welded as a whole, and filter assemblies (2) is assemblied in the center hole of joint (1) disc one side; Joint (1), filter assemblies (2) are connected with the center hole of the less end of external diameter of valve body (6);
Shell (4) is the hollow cylinder of soft magnetic material, is enclosed within valve body (6) outside, uses screw fastening, on shell (4) the cylinder wall waist shaped hole is arranged, and the lead-in wire of coil (5) is drawn from the hole, from waist shaped hole injection ring epoxy resins, with the solid envelope of coil (5).
2. a kind of Permanent Magnet and Electric magnet valve according to claim 1 with fast response characteristic; It is characterized in that: one section air gap between permanent magnet (3), valve body (6), armature (81), magnetic guiding loop (88), shell (4) and armature (81) and the valve body (6) constitutes a complete closed loop magnetic circuit, and permanent magnet (3) plays the effect of quickening driving.
3. a kind of Permanent Magnet and Electric magnet valve according to claim 1 with fast response characteristic; It is characterized in that: the spring force sum that said upper reed plate (82) and following reed (83) act on the armature (81) acts on the suction-combining force on the armature (81) greater than permanent magnet (3), and the sealing force that makes the spring force sum deduct to produce behind the suction-combining force can guarantee the reliable sealing between baffle plate (85) and the valve seat (10).
4. a kind of Permanent Magnet and Electric magnet valve according to claim 1 with fast response characteristic; It is characterized in that: valve body (6) comprises the different hollow circular cylinder of the diameter that has step that separated magnetic annulus that one section NULL processes and two sections magnetically soft alloy materials are processed; Be enclosed within an end of the less soft magnetism hollow circular cylinder of diameter at a distance from the magnetic annulus; The less soft magnetism hollow circular cylinder of this diameter is with the end at a distance from the magnetic annulus simultaneously; Place an end of the inner chamber of the bigger soft magnetism hollow circular cylinder of diameter, all weld with two sections soft magnetism hollow circular cylinders at a distance from the magnetic annulus and be fixedly connected formation valve body (6).
5. a kind of Permanent Magnet and Electric magnet valve with fast response characteristic according to claim 1 is characterized in that: armature (81), magnetic guiding loop (88) are processed for magnetically soft alloy.
6. a kind of Permanent Magnet and Electric magnet valve with fast response characteristic according to claim 1 is characterized in that: use laser bonding to carry out 4 spot welding between outer retaining ring (84) and the armature (81) and fix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110409657.XA CN102506219B (en) | 2011-12-08 | 2011-12-08 | Permanent magnetic valve with characteristic of fast response |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110409657.XA CN102506219B (en) | 2011-12-08 | 2011-12-08 | Permanent magnetic valve with characteristic of fast response |
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| CN102506219A true CN102506219A (en) | 2012-06-20 |
| CN102506219B CN102506219B (en) | 2014-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110409657.XA Active CN102506219B (en) | 2011-12-08 | 2011-12-08 | Permanent magnetic valve with characteristic of fast response |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103075551A (en) * | 2012-12-25 | 2013-05-01 | 上海世德子汽车零部件有限公司 | Pressure regulating valve |
| CN103256422A (en) * | 2013-04-16 | 2013-08-21 | 上海空间推进研究所 | Miniature reed electromagnetic valve |
| CN105179791A (en) * | 2015-08-25 | 2015-12-23 | 北京控制工程研究所 | Monostable axial-flow type solenoid valve based on uncoupled permanent magnet bias |
| CN105804910A (en) * | 2016-03-19 | 2016-07-27 | 上海大学 | High-sensitivity fuel injection advance angle sensor of diesel engine |
| CN106194502A (en) * | 2016-07-15 | 2016-12-07 | 北京航空航天大学 | A kind of solid-liquid Attitude rocket engine |
| CN106523723A (en) * | 2016-12-30 | 2017-03-22 | 西安航天动力研究所 | Flow control electromagnetic valve |
| CN106641391A (en) * | 2016-12-05 | 2017-05-10 | 北京控制工程研究所 | Quick-response solenoid electromagnetic valve |
| CN106917698A (en) * | 2017-03-23 | 2017-07-04 | 北京控制工程研究所 | A kind of torque-motor valve for two-components Adhesive |
| CN106989196A (en) * | 2017-05-11 | 2017-07-28 | 西安航天动力研究所 | A kind of electromagnetic actuator device and guide type electromagnetic pneumatic operated valve |
| CN107387844A (en) * | 2017-08-16 | 2017-11-24 | 北京控制工程研究所 | One kind is without friction proportioning valve magnetic structure |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85201607U (en) * | 1985-04-01 | 1986-02-26 | 浙江省瑞安永久机电研究所 | Three position electromagnetic actuator |
| CN2141490Y (en) * | 1992-12-29 | 1993-09-01 | 彭德康 | Electric pulse triggering electromagnetic valve |
| DE19834756A1 (en) * | 1997-08-07 | 1999-02-11 | Siemens Canada Ltd | Valve for automotive exhaust gas recirculation |
| US6351199B1 (en) * | 2000-05-18 | 2002-02-26 | Moog Inc. | Position sensor for latching solenoid valve |
| CN2881234Y (en) * | 2005-12-30 | 2007-03-21 | 杨新葵 | Fast electromagnetic valve |
| CN102032012A (en) * | 2010-05-05 | 2011-04-27 | 天津蹊径动力技术有限公司 | Radial permanent magnet linear motor type electromagnetic valve driving system |
| CN102116389A (en) * | 2009-12-30 | 2011-07-06 | 北京控制工程研究所 | Monopropellant thruster electromagnetic valve |
-
2011
- 2011-12-08 CN CN201110409657.XA patent/CN102506219B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85201607U (en) * | 1985-04-01 | 1986-02-26 | 浙江省瑞安永久机电研究所 | Three position electromagnetic actuator |
| CN2141490Y (en) * | 1992-12-29 | 1993-09-01 | 彭德康 | Electric pulse triggering electromagnetic valve |
| DE19834756A1 (en) * | 1997-08-07 | 1999-02-11 | Siemens Canada Ltd | Valve for automotive exhaust gas recirculation |
| US6351199B1 (en) * | 2000-05-18 | 2002-02-26 | Moog Inc. | Position sensor for latching solenoid valve |
| CN2881234Y (en) * | 2005-12-30 | 2007-03-21 | 杨新葵 | Fast electromagnetic valve |
| CN102116389A (en) * | 2009-12-30 | 2011-07-06 | 北京控制工程研究所 | Monopropellant thruster electromagnetic valve |
| CN102032012A (en) * | 2010-05-05 | 2011-04-27 | 天津蹊径动力技术有限公司 | Radial permanent magnet linear motor type electromagnetic valve driving system |
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| CN103075551A (en) * | 2012-12-25 | 2013-05-01 | 上海世德子汽车零部件有限公司 | Pressure regulating valve |
| CN103256422A (en) * | 2013-04-16 | 2013-08-21 | 上海空间推进研究所 | Miniature reed electromagnetic valve |
| CN103256422B (en) * | 2013-04-16 | 2015-08-26 | 上海空间推进研究所 | Miniature reed-type solenoid valve |
| CN105179791A (en) * | 2015-08-25 | 2015-12-23 | 北京控制工程研究所 | Monostable axial-flow type solenoid valve based on uncoupled permanent magnet bias |
| CN105804910A (en) * | 2016-03-19 | 2016-07-27 | 上海大学 | High-sensitivity fuel injection advance angle sensor of diesel engine |
| CN105804910B (en) * | 2016-03-19 | 2018-08-07 | 上海大学 | A kind of highly sensitive fuel injection beginning of diesel engine sensor |
| CN106194502B (en) * | 2016-07-15 | 2018-03-02 | 北京航空航天大学 | A kind of solid-liquid Attitude rocket engine |
| CN106194502A (en) * | 2016-07-15 | 2016-12-07 | 北京航空航天大学 | A kind of solid-liquid Attitude rocket engine |
| CN106641391A (en) * | 2016-12-05 | 2017-05-10 | 北京控制工程研究所 | Quick-response solenoid electromagnetic valve |
| CN106641391B (en) * | 2016-12-05 | 2019-03-26 | 北京控制工程研究所 | A kind of quick response electromagnetic solenoid |
| CN106523723A (en) * | 2016-12-30 | 2017-03-22 | 西安航天动力研究所 | Flow control electromagnetic valve |
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| CN106917698A (en) * | 2017-03-23 | 2017-07-04 | 北京控制工程研究所 | A kind of torque-motor valve for two-components Adhesive |
| CN106989196B (en) * | 2017-05-11 | 2023-10-24 | 西安航天动力研究所 | Electromagnetic driving device and pilot type electromagnetic pneumatic valve |
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| CN107387844B (en) * | 2017-08-16 | 2019-01-15 | 北京控制工程研究所 | It is a kind of without friction proportioning valve magnetic structure |
| CN107387844A (en) * | 2017-08-16 | 2017-11-24 | 北京控制工程研究所 | One kind is without friction proportioning valve magnetic structure |
| CN108413106B (en) * | 2018-03-16 | 2019-12-20 | 北京控制工程研究所 | Proportional solenoid valve capable of accurately controlling micro flow |
| CN108488482A (en) * | 2018-03-16 | 2018-09-04 | 北京控制工程研究所 | A kind of twin-stage solenoid valve for the control of tiny flow quantity high-precision pressure |
| CN108413106A (en) * | 2018-03-16 | 2018-08-17 | 北京控制工程研究所 | A kind of proportion magnetic valve that tiny flow quantity accurately controls |
| CN108578894A (en) * | 2018-04-18 | 2018-09-28 | 深圳市福康达生物科技有限公司 | Roll Gyromagnetic device |
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| CN110230620B (en) * | 2019-07-09 | 2024-04-09 | 中国重型机械研究院股份公司 | Low-power consumption high-frequency actuation micro-leakage hydraulic logic valve |
| CN112147436A (en) * | 2020-09-03 | 2020-12-29 | 西安航天远征流体控制股份有限公司 | Attitude control engine single coil electromagnetic valve current curve interpretation method based on characteristic trend |
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| CN113108110A (en) * | 2021-03-17 | 2021-07-13 | 绍兴艾柯电气有限公司 | Pilot drive structure and fuel gas proportional valve |
| CN113090804A (en) * | 2021-03-30 | 2021-07-09 | 上海空间推进研究所 | High-reliability magnetic lock type self-locking valve device |
| CN113140426B (en) * | 2021-04-13 | 2023-08-08 | 西安航天动力研究所 | Mechanical pressure switch capable of realizing high-precision rigidity compensation and compensation method thereof |
| CN113140426A (en) * | 2021-04-13 | 2021-07-20 | 西安航天动力研究所 | Mechanical pressure switch capable of realizing high-precision rigidity compensation and compensation method thereof |
| CN114412998A (en) * | 2021-12-20 | 2022-04-29 | 上海空间推进研究所 | Electromagnetic valve and engine |
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| CN102506219B (en) | 2014-01-15 |
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