CN205243655U - Dimethyl ether co -combustion system in advance preblends valve controlling means - Google Patents
Dimethyl ether co -combustion system in advance preblends valve controlling means Download PDFInfo
- Publication number
- CN205243655U CN205243655U CN201521030403.7U CN201521030403U CN205243655U CN 205243655 U CN205243655 U CN 205243655U CN 201521030403 U CN201521030403 U CN 201521030403U CN 205243655 U CN205243655 U CN 205243655U
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- China
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- valve
- solenoid valve
- way solenoid
- premixed
- dimethyl ether
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- 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
- Y02T10/12—Improving ICE efficiencies
-
- 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
Abstract
The utility model relates to a dimethyl ether co -combustion system in advance preblends valve controlling means, its technical scheme is: two two way solenoid valve, the equal external ECU module of three solenoid valve of tribit, the no pole chamber intercommunication of two two way solenoid valve's export and three solenoid valve's of tribit import and pneumatic cylinder, two two way solenoid valve's import and hydraulic pump oil -out intercommunication are equipped with the overflow valve between hydraulic pump oil -out and hydraulic tank return circuit, the hydraulic pump enter the oil pipe way in the series connection have the filter, it has the choke valve to establish ties in three solenoid valve's of tribit the backward flow mouth and hydraulic tank intercommunication, three solenoid valve's of tribit export and hydraulic tank's intercommunication pipeline, and with the non - piston end and flat chassis fixed connection of hinge joint's piston rod, piston rod, flat chassis and valve lever lie in same axis, installs cylindric lock, upward spring holder and reset spring on the valve lever in proper order. Should preblend valve controlling means have right time and lift variable, improve combustion efficiency, energy saving and emission reduction, do benefit to the whole characteristics such as arrange of engine.
Description
Technical field
The utility model belongs to the controlled pre-hybrid system fuel of dimethyl ether engine and supplies with and combustion control technology field. Be specifically related to a kind of dimethyl ether premixed combustion system premixed control valve device.
Background technology
Along with China's rapid economic development, dependence on foreign countries for oil constantly increases progressively, and Oil Safety has become China's significant problem urgently to be resolved hurrily. The problem of environmental pollutions such as the haze producing in using energy source process meanwhile, are also perplexing the development of China's economy and society. In the face of the dual immense pressure of energy shortage and environmental protection, for China's natural conditions and energy resources characteristic, reasonable energy utilization resource, especially coal resources, the clean alternative fuel of development of new is extremely urgent. Dimethyl ether (DME) fuel that can produce from the multiple resources such as coal, coal bed gas, natural gas and living beings is the vehicle cleaning alternative energy resources occurring in recent years; be a kind of regenerative resource to a certain extent, alleviating energy crisis is had to very important effect. And the exhaust emissions of dimethyl ether engine is low more than diesel engine to the pollution level of environment.
The switching process of the premixed valve in main chamber and the premixing cavity passage of the controlled premixed combustion system of existing dimethyl ether realizes (JunSong by cam and mechanical driving device, ZhenHuang, XinqiQiao.Performanceofacontrollablepremixedcombustionen ginefueledwithdimethylether.EnergyConversionandManagemen t.2004, 45:2223 – 2232), can not make the timing of premixed valve and the lift of the described controlled premixed combustion system of dimethyl ether realize variable, and the timing of described premixed valve, lift has directly determined ignition timing and the burn rate of the controlled premixed combustion system of dimethyl ether, be that premixed control valve device that above-mentioned machinery is controlled is unfavorable for that dimethyl ether engine realizes Optimizing Combustion under various operating modes, in addition, mechanical transmission mechanism increases a camshaft and a set of driving mechanism, is unfavorable for engine integral arrangement and lightweight.
Summary of the invention
The utility model is intended to overcome the defect of prior art, and object is to provide the dimethyl ether premixed combustion system premixed control valve device of the variable and high burning efficiency of a kind of timing, lift.
For achieving the above object, the technical scheme that the utility model adopts is, a kind of dimethyl ether premixed combustion system premixed control valve device, and structure is:
The external ECU module of relay of two-position two-way solenoid valve, the upper end of piston, the rodless cavity of hydraulic cylinder are communicated with the outlet of two-position two-way solenoid valve, the import of two-position two-way solenoid valve is communicated with hydraulic pump oil-out, in the oil-in of hydraulic pump and the connecting pipeline of hydraulic oil container, be in series with filter, overflow valve oil-in, hydraulic pump oil-out and two-position two-way solenoid valve import are communicated with by tee pipe coupling and oil pipe, and the other end of overflow valve is communicated with hydraulic oil container; The external ECU module of relay of 3-position-3-way solenoid valve, the upper end of piston, the rodless cavity of hydraulic cylinder are communicated with the import of 3-position-3-way solenoid valve, the refluxing opening of 3-position-3-way solenoid valve is communicated with hydraulic oil container, in the outlet of 3-position-3-way solenoid valve and the connecting pipeline of hydraulic oil container, is in series with choke valve;
Premixed valve is arranged in the passage of dimethyl ether engine main chamber and premixing cavity (premixing cavity is also subsidiary combustion chamber), premixed valve and valve lever are fixed together, the tail end of valve lever contacts under the pretightning force effect of back-moving spring with the lower plane of flat chassis, the non-piston end of the upper surface of flat chassis and piston rod is threaded connection, the other end and the piston of piston rod are fixed together, and piston, piston rod, flat chassis, valve lever and premixed valve are positioned at same axis. In the cylindrical hole of valve lever afterbody, straight pin is housed, straight pin two ends are set with holder for valve spring, one end of back-moving spring is arranged in holder for valve spring, and the other end of back-moving spring is arranged in lower valve spring base, and lower valve spring base is fixedly mounted on the top of subsidiary combustion chamber.
The diameter of described flat chassis is than the large 10-20mm of the diameter of valve lever.
Described two-position two-way solenoid valve, 3-position-3-way solenoid valve and hydraulic cylinder rodless cavity be communicated with the top of hydraulic fluid port position at hydraulic cylinder.
Described two-position two-way solenoid valve, 3-position-3-way solenoid valve all adopt high-speed electromagnetic valve.
The course of work of the present utility model is: in engine charge stroke, premixed valve is opened, air enters main chamber and premixing cavity, when engine is started working, hydraulic pump is just initially located in duty, and hydraulic pump is set by overflow valve the charge oil pressure of the controlled premixed combustion system of described dimethyl ether, in engine charge stroke, external ECU module receives the temperature that is positioned at cylinder, the feedback signal of pressure sensor and speed probe to feedback signal processing, ECU module gives the signal command that two-position two-way solenoid valve is opened, two-position two-way solenoid valve is opened, the hydraulic oil in hydraulic pump exit just enters in the rodless cavity of hydraulic cylinder by two-position two-way solenoid valve, now 3-position-3-way solenoid valve keeps closed condition, the hydraulic fluid pressure being subject to due to piston upper surface is greater than the elastic force of back-moving spring, piston just moves downward, the piston rod being fixed together with piston promotes valve lever by flat chassis and premixed valve moves downward, premixed valve is opened, thereby air is entered premixing cavity from main chamber. when the hydraulic fluid pressure being subject to when piston upper surface equals the elastic force of back-moving spring, piston is in relative static conditions, now premixed valve reaches maximum lift, when premixed valve reaches after maximum lift, ECU module gives two-position two-way solenoid valve a shutdown signal order, two-position two-way solenoid valve is closed, and hydraulic oil is in closed state in hydraulic cylinder rodless cavity, and premixed valve keeps maximum lift, the size of the premixed lift of a valve (aperture) depends on the size of the opening pressure of overflow valve setting, and the start-up time of premixed valve depends on the start-up time of two-position two-way solenoid valve, in the time approaching suction stroke end, external ECU module receives the temperature in cylinder again, the feedback signal of pressure sensor and speed probe to feedback signal processing, ECU module gives 3-position-3-way solenoid valve a signal command, the import of 3-position-3-way solenoid valve communicates with refluxing opening, hydraulic oil in hydraulic cylinder rodless cavity just flows back to hydraulic oil container by the refluxing opening of 3-position-3-way solenoid valve, the now premixed valve execution closing motion that just can move upward under the effect of back-moving spring, when the distance of premixed valve and valve seat is maximum lift 10% time, ECU module gives 3-position-3-way solenoid valve a signal command again, the import of 3-position-3-way solenoid valve communicates with outlet, the hydraulic oil of hydraulic cylinder rodless cavity just can be through the outlet of 3-position-3-way solenoid valve, choke valve flows back to hydraulic oil container, due to the existence of choke valve, the impact of taking a seat of premixed valve can reduce greatly, and, the close moment of premixed valve depends on the start-up time of 3-position-3-way solenoid valve,
In compression travel, premixed valve still keeps cutting out, and now forms dense gaseous mixture by the atomizer on premixing cavity to spraying into a certain amount of dimethyl ether in premixing cavity. in the time approaching compression travel end, external ECU module receives the temperature that is positioned at cylinder again, the feedback signal of pressure sensor and speed probe to feedback signal processing, ECU module gives the signal command that two-position two-way solenoid valve is opened, two-position two-way solenoid valve is opened, the hydraulic oil in hydraulic pump exit just enters in the rodless cavity of hydraulic cylinder by two-position two-way solenoid valve, now 3-position-3-way solenoid valve keeps closed condition, the hydraulic fluid pressure being subject to due to piston upper surface is greater than the elastic force of back-moving spring, piston just moves downward, the piston rod being fixed together with piston promotes valve lever by flat chassis and premixed valve moves downward, premixed valve is opened, now the compressed HTHP air in main chamber flows in premixing cavity at a high speed, in premixing cavity, catch fire, combustion gas and unburned mixture pour main chamber from premixing cavity, the working stroke thereby combustion mixture burning expansion in main chamber has been done work, in instroke, premixed valve is still held open, and the waste gas in premixing cavity and main chamber is discharged from exhaust stroke. reciprocal four-stroke-cycle as above ensures the normal work of engine successively.
Owing to adopting technique scheme, the utility model compared with prior art has following beneficial effect:
Because two-position two-way solenoid valve and 3-position-3-way solenoid valve can precisely not complete the action of open and close in the same time neatly, thereby make the switching moment of premixed valve to realize variable control according to the operating mode demand of dimethyl ether engine; The lift of premixed valve can require to carry out corresponding adjusting by adjusting overflow valve opening pressure according to the power of dimethyl ether engine. Described technical scheme not only improves the efficiency of combustion of internal combustion engine, and can reduce the discharge of burning pollutant, and in addition, fluid pressure line is also more conducive to the integral arrangement of engine compared with mechanical driving device;
Therefore, the utility model can be realized the variable control of dimethyl ether premixed combustion system premixed valve timing and lift, is beneficial to and on engine, arranges and install, and improves efficiency of combustion and reduces emission level.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further described, not the restriction to its protection domain.
Embodiment 1
A kind of dimethyl ether premixed combustion system premixed control valve device, its structure as shown in Figure 1:
The external ECU module 10 of relay of two-position two-way solenoid valve 9, the upper end of piston 14, the rodless cavity of hydraulic cylinder 13 are communicated with the outlet A of two-position two-way solenoid valve 9, the import P of two-position two-way solenoid valve 9 is communicated with hydraulic pump 3 oil-outs, in the connecting pipeline of the oil-in of hydraulic pump 3 and hydraulic oil container 1, be in series with filter 2, the import P of overflow valve 4 oil-ins, hydraulic pump 3 oil-outs and two-position two-way solenoid valve 9 is communicated with by tee pipe coupling and oil pipe, and the other end of overflow valve 4 is communicated with hydraulic oil container 1; The external ECU module 10 of relay of 3-position-3-way solenoid valve 11, the upper end of piston 14, the rodless cavity of hydraulic cylinder 13 communicate with the import P of 3-position-3-way solenoid valve 11, the refluxing opening T of 3-position-3-way solenoid valve 11 is communicated with hydraulic oil container 1, in the outlet O of 3-position-3-way solenoid valve 11 and the connecting pipeline of hydraulic oil container 1, is in series with choke valve 12;
Premixed valve 19 is arranged in dimethyl ether engine main chamber 20 and premixing cavity 18(premixing cavity is also subsidiary combustion chamber) passage, premixed valve 19 is fixed together with valve lever 17, the tail end of valve lever 17 contacts under the pretightning force effect of back-moving spring 6 with the lower plane of flat chassis 16, the non-piston end of the upper surface of flat chassis 16 and piston rod 15 is threaded connection, the other end of piston rod 15 and piston 14 are fixed together, and piston 14, piston rod 15, flat chassis 16, valve lever 17 and premixed valve 19 are positioned at same axis. In the cylindrical hole of valve lever 17 afterbodys, straight pin 8 is housed, straight pin 8 two ends are set with holder for valve spring 7, one end of back-moving spring 6 is arranged in holder for valve spring 7, the other end of back-moving spring is arranged in lower valve spring base 5, and lower valve spring base is fixedly mounted on the top of subsidiary combustion chamber.
As shown in Figure 1, the diameter of described flat chassis 16 is than the large 10-20mm of the diameter of valve lever 17.
As shown in Figure 1, described two-position two-way solenoid valve 9,3-position-3-way solenoid valve 11 and hydraulic cylinder 13 rodless cavities be communicated with the top of hydraulic fluid port position at hydraulic cylinder 13.
As shown in Figure 1, described two-position two-way solenoid valve 9,3-position-3-way solenoid valve 11 all adopt high-speed electromagnetic valve.
The course of work of the present utility model is: in engine charge stroke, premixed valve 19 is opened, air enters main chamber 20 and premixing cavity 18, when engine is started working, hydraulic pump 3 is just initially located in duty, and hydraulic pump 3 is set by overflow valve 4 charge oil pressure of the controlled premixed combustion system of described dimethyl ether, in engine charge stroke, external ECU module 10 receives the temperature that is positioned at cylinder, the feedback signal of pressure sensor and speed probe to feedback signal processing, ECU module 10 gives the signal command that two-position two-way solenoid valve 9 is opened, two-position two-way solenoid valve 9 is opened, the hydraulic oil in hydraulic pump 3 exits just enters in the rodless cavity of hydraulic cylinder 13 by two-position two-way solenoid valve 9, now 3-position-3-way solenoid valve 11 keeps closed condition, the hydraulic fluid pressure being subject to due to piston 14 upper surfaces is greater than the elastic force of back-moving spring 6, piston 14 just moves downward, the piston rod 15 being fixed together with piston 14 promotes valve lever 17 by flat chassis 16 and premixed valve 19 moves downward, premixed valve 19 is opened, thereby air is entered premixing cavity 18 from main chamber 20, when the hydraulic fluid pressure being subject to when piston 14 upper surfaces equals the elastic force of back-moving spring 6, piston 14 is in relative static conditions, now premixed valve 19 reaches maximum lift, when premixed valve 19 reaches after maximum lift, ECU module 10 gives two-position two-way solenoid valve 9 one shutdown signal orders, two-position two-way solenoid valve 9 is closed, and hydraulic oil is in closed state in hydraulic cylinder 13 rodless cavities, and premixed valve 19 keeps maximum lift, the size of premixed valve 19 lifts (aperture) depends on the size of the opening pressure that overflow valve 4 sets, and the start-up time of premixed valve 19 depends on the start-up time of two-position two-way solenoid valve 9, in the time approaching suction stroke end, external ECU module 10 receives the temperature in cylinder again, the feedback signal of pressure sensor and speed probe to feedback signal processing, ECU module 10 gives 3-position-3-way solenoid valve 11 1 signal commands, the import P of 3-position-3-way solenoid valve 11 communicates with refluxing opening T, hydraulic oil in hydraulic cylinder 13 rodless cavities just flows back to hydraulic oil container 1 by the refluxing opening T of 3-position-3-way solenoid valve 11, the now premixed valve 19 execution closing motion that just can move upward under the effect of back-moving spring 6, when premixed valve 19 and the distance of valve seat are maximum lift 10% time, ECU module 10 gives 3-position-3-way solenoid valve 11 1 signal commands again, 3-position-3-way solenoid valve 11 import P with outlet O communicate, the hydraulic oil of hydraulic cylinder 13 rodless cavities just can be through the outlet O of 3-position-3-way solenoid valve 11, choke valve 12 flows back to hydraulic oil container 1, due to the existence of choke valve 12, the impact of taking a seat of premixed valve 19 can reduce greatly, and, the close moment of premixed valve 19 depends on the start-up time of 3-position-3-way solenoid valve 11,
In compression travel, premixed valve 19 still keeps cutting out, and now forms dense gaseous mixture by the atomizer on premixing cavity 18 to spraying into a certain amount of dimethyl ether in premixing cavity 18. in the time approaching compression travel end, external ECU module 10 receives the temperature that is positioned at cylinder again, the feedback signal of pressure sensor and speed probe to feedback signal processing, ECU module 10 gives the signal command that two-position two-way solenoid valve 9 is opened, two-position two-way solenoid valve 9 is opened, the hydraulic oil in hydraulic pump 3 exits just enters in the rodless cavity of hydraulic cylinder 13 by two-position two-way solenoid valve 9, now 3-position-3-way solenoid valve 11 keeps closed condition, the hydraulic fluid pressure being subject to due to piston 14 upper surfaces is greater than the elastic force of back-moving spring 6, piston 14 just moves downward, the piston rod 15 being fixed together with piston 14 promotes valve lever 17 by flat chassis 16 and premixed valve 19 moves downward, premixed valve 19 is opened, now the compressed HTHP air in main chamber 20 flows in premixing cavity 18 at a high speed, in premixing cavity 18, catch fire, combustion gas and unburned mixture pour main chamber 20 from premixing cavity 18, thereby combustion mixture is at the interior burning expansion of main chamber 20 working stroke that done work, in instroke, premixed valve 19 is still held open, and the waste gas in premixing cavity 18 and main chamber 20 is discharged from exhaust stroke, reciprocal four-stroke-cycle as above ensures the normal work of engine successively.
Owing to adopting technique scheme, this detailed description of the invention compared with prior art has following beneficial effect:
Because two-position two-way solenoid valve 9 and 3-position-3-way solenoid valve 11 can precisely not complete the action of open and close in the same time neatly, thereby make the switching moment of premixed valve 19 to realize variable control according to the operating mode demand of dimethyl ether engine. The lift of premixed valve 19 can require to carry out corresponding adjusting by adjusting overflow valve 4 opening pressures according to the power of dimethyl ether engine; Described technical scheme not only improves the efficiency of combustion of internal combustion engine, and can reduce the discharge of burning pollutant, and in addition, fluid pressure line is also more conducive to the integral arrangement of engine compared with mechanical driving device.
Therefore, this detailed description of the invention can realize the variable control of dimethyl ether premixed combustion system premixed valve timing and lift, is beneficial to and on engine, arranges and install, and improves efficiency of combustion and reduces emission level.
Claims (5)
1. a dimethyl ether premixed combustion system premixed control valve device, is characterized in that structure is:
The external ECU module of relay (10) of two-position two-way solenoid valve (9), the upper end of piston (14), the rodless cavity of hydraulic cylinder (13) is communicated with the outlet (A) of two-position two-way solenoid valve (9), the import (P) of two-position two-way solenoid valve (9) is communicated with hydraulic pump (3) oil-out, in the connecting pipeline of the oil-in of hydraulic pump (3) and hydraulic oil container (1), be in series with filter (2), overflow valve (4) oil-in, the import (P) of hydraulic pump (3) oil-out and two-position two-way solenoid valve (9) is communicated with by tee pipe coupling and oil pipe, the other end of overflow valve (4) is communicated with hydraulic oil container (1), the external ECU module of relay (10) of 3-position-3-way solenoid valve (11), the upper end of piston (14), the rodless cavity of hydraulic cylinder (13) communicate with the import (P) of 3-position-3-way solenoid valve (11), the refluxing opening (T) of 3-position-3-way solenoid valve (11) is communicated with hydraulic oil container (1), in the outlet (O) of 3-position-3-way solenoid valve (11) and the connecting pipeline of hydraulic oil container (1), is in series with choke valve (12),
Premixed valve (19) is arranged in the passage of dimethyl ether engine main chamber (20) and premixing cavity (18), premixed valve (19) is fixed together with valve lever (17), the tail end of valve lever (17) contacts under the pretightning force effect of back-moving spring (6) with the lower plane of flat chassis (16), the non-piston end of the upper surface of flat chassis (16) and piston rod (15) is threaded connection, the other end of piston rod (15) and piston (14) are fixed together, piston (14), piston rod (15), flat chassis (16), valve lever (17) and premixed valve (19) are positioned at same axis, in the cylindrical hole of valve lever (17) afterbody, straight pin (8) is housed, straight pin (8) two ends are set with holder for valve spring (7), one end of back-moving spring (6) is arranged in holder for valve spring (7), the other end of back-moving spring is arranged in lower valve spring base (5), and lower valve spring base is fixedly mounted on the top of subsidiary combustion chamber.
2. dimethyl ether premixed combustion system premixed control valve device according to claim 1, is characterized in that the diameter of described flat chassis (16) is than the large 10-20mm of diameter of valve lever (17).
3. dimethyl ether premixed combustion system premixed control valve device according to claim 1 and 2, what it is characterized in that described two-position two-way solenoid valve (9), 3-position-3-way solenoid valve (11) and hydraulic cylinder (13) rodless cavity is communicated with the top of hydraulic fluid port position in hydraulic cylinder (13).
4. dimethyl ether premixed combustion system premixed control valve device according to claim 1 and 2, is characterized in that described two-position two-way solenoid valve (9), 3-position-3-way solenoid valve (11) all adopt high-speed electromagnetic valve.
5. dimethyl ether premixed combustion system premixed control valve device according to claim 3, is characterized in that described two-position two-way solenoid valve (9), 3-position-3-way solenoid valve (11) all adopt high-speed electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030403.7U CN205243655U (en) | 2015-12-14 | 2015-12-14 | Dimethyl ether co -combustion system in advance preblends valve controlling means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521030403.7U CN205243655U (en) | 2015-12-14 | 2015-12-14 | Dimethyl ether co -combustion system in advance preblends valve controlling means |
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| Publication Number | Publication Date |
|---|---|
| CN205243655U true CN205243655U (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521030403.7U Expired - Fee Related CN205243655U (en) | 2015-12-14 | 2015-12-14 | Dimethyl ether co -combustion system in advance preblends valve controlling means |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402038A (en) * | 2015-12-14 | 2016-03-16 | 湖北汽车工业学院 | Premix valve control device of dimethyl ether premixing combustion system |
| CN105649787A (en) * | 2016-01-16 | 2016-06-08 | 董艺 | Opening and closing device for premixing valve of dimethyl ether premixed combustion system |
| CN107387185A (en) * | 2017-09-08 | 2017-11-24 | 郭颂怡 | Dimethyl ether premixed combustion system is pre-mixed the opening and closing device of valve |
| WO2022082998A1 (en) * | 2020-10-20 | 2022-04-28 | 广州汽车集团股份有限公司 | Fuel supply system for active precombustion chamber |
-
2015
- 2015-12-14 CN CN201521030403.7U patent/CN205243655U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402038A (en) * | 2015-12-14 | 2016-03-16 | 湖北汽车工业学院 | Premix valve control device of dimethyl ether premixing combustion system |
| CN105649787A (en) * | 2016-01-16 | 2016-06-08 | 董艺 | Opening and closing device for premixing valve of dimethyl ether premixed combustion system |
| CN107387185A (en) * | 2017-09-08 | 2017-11-24 | 郭颂怡 | Dimethyl ether premixed combustion system is pre-mixed the opening and closing device of valve |
| WO2022082998A1 (en) * | 2020-10-20 | 2022-04-28 | 广州汽车集团股份有限公司 | Fuel supply system for active precombustion chamber |
| US11788458B2 (en) | 2020-10-20 | 2023-10-17 | Guangzhou Automobile Group Co., Ltd. | Fuel supply system for active pre-combustor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160518 Termination date: 20171214 |