CN202125375U - Engine for gas generating unit capable of realizing lean burning - Google Patents
Engine for gas generating unit capable of realizing lean burning Download PDFInfo
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- CN202125375U CN202125375U CN2011202346612U CN201120234661U CN202125375U CN 202125375 U CN202125375 U CN 202125375U CN 2011202346612 U CN2011202346612 U CN 2011202346612U CN 201120234661 U CN201120234661 U CN 201120234661U CN 202125375 U CN202125375 U CN 202125375U
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- gas
- engine
- fuel
- combustion
- driven generator
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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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Abstract
The utility model discloses an engine for a gas generating unit capable of realizing lean burning. The engine comprises a gas engine, a gas engine controller, a fuel supply device, a fuel supercharging device, a fuel temperature regulating device, a throttle device and a parameter detecting device; a gas exhaust end of the fuel supply device is connected with the gas engine; the fuel supply device is further connected with the gas engine controller; the fuel supercharging device and the fuel temperature regulating device are installed on the pipeline of a gas output end of the fuel supercharging device; the throttle device is installed at a fuel intake end of the gas engine and is in signal connection with the generating unit controller; the parameter detecting device is respectively connected with the gas generating unit and the gas engine controller; with the adoption of a supercharging and inter-cooling air-intake manner, the air-fuel ratio of the fuel entering the engine is precisely controlled by the engine controller according to the rotating speed and the loading signal of the engine, and the high-energy ignition is carried out with supplemented fault diagnosis measures, so that the lean burning of the engine is realized, and the economy and the emission performance of the gas engine are promoted.
Description
Technical field
The utility model relates to a kind of gas driven generator group and uses motor.
Background technique
Realize that on gas engine lean combustion is an important directions of current engine technology development; This kind technology is intended to utilize less fuel, bigger air fuel ratio to keep burning; With the raising combustion efficiency, thus the raising of the power character of realization motor, Economy, emission performance.
In China, gas driven generator group development in recent years is rapid, and country puts into effect support on policy, makes that the market demand of gas driven generator group device is increasing.Realize that on gas driven generator group motor lean combustion not only can reduce fuel consumption; Energy saving; Also can reduce the discharging of harmful substance, help environmental protection, therefore developing the gas driven generator group motor that can realize lean combustion has very big economy, the value of environmental protection.
The model utility content
The utility model technical problem to be solved provides a kind of gas driven generator group of lean combustion that can realize and uses motor; Can realize the lean combustion of gas driven generator group motor; Through adopting the intake method of charge inter cooling, by rotating speed, the load signal of engine controller according to motor, accurately control gets into the air fuel ratio of motor fuel; Carry out high-energy ignition; And be aided with the fault diagnosis measure, thereby realize engine underpressure burning, the Economy of lift gas motor and emission performance.
For solving the problems of the technologies described above; The technological scheme of the utility model is: the gas driven generator group that can realize lean combustion is used motor, comprises gas engine, also comprises the gas engine controller; Be installed on the operating console of said gas driven generator group, connect said gas engine; The fuel gas supply device; Comprise the gas inlet device of the air inlet device of carrying air, delivery of fuel gas and with the gas mixer of air and combustion gas mixing; The gaseous emission end of said fuel gas supply device connects said gas engine, and said fuel gas supply device also signal connects said gas engine controller; Pressurizer of gas is installed on the gas transfer pipeline between said fuel gas supply device and the said gas engine; The fuel gas temperature controlling device is installed on the pipeline of said pressurizer of gas gas output end; Gas-saving device be installed in the combustion gas inlet end of said gas engine, and signal connects said generator set controller; Parameter detection device, an end connects said gas engine, and the other end signal connects said gas engine controller.
As optimized technical scheme, said Gas controller comprises the data processing system on the operating console that is installed in the gas driven generator group.
As optimized technical scheme; Said gas inlet device comprises the combustion gas boost control that is connected with fuel gas source; Said combustion gas boost control output terminal is connected with the combustion gas air intake control valve through pipeline; Said combustion gas air intake control valve gas output end connects said gas mixer, and said combustion gas air intake control valve also signal connects said gas engine controller.
As optimized technical scheme, said combustion gas boost control comprises Decompression valves.
As optimized technical scheme, said air inlet device comprises the air-strainer that is connected with air source, and said air-strainer gas output end connects said gas mixer.
As optimized technical scheme, said pressurizer of gas comprises pressurized machine.
As optimized technical scheme, said fuel gas temperature controlling device comprises intercooler, and said intercooler is installed in the gas output end of said pressurized machine.
As optimized technical scheme, said gas-saving device comprises electronic throttle, and said electronic throttle one end connects said intercooler, and the other end connects said gas engine, and said electronic throttle also signal connects said generator set controller.
As the improvement to technique scheme, said parameter detection device comprises the lambda sensor that is installed in said gas engine exhaust end and is installed in the power sensor on the said gas driven generator group.
Owing to adopted technique scheme, can realize that the gas driven generator group of lean combustion is used motor, comprise gas engine, the gas engine controller is installed on the operating console of said gas driven generator group, connects said gas engine; The fuel gas supply device; Comprise the gas inlet device of the air inlet device of carrying air, delivery of fuel gas and with the gas mixer of air and combustion gas mixing; The gaseous emission end of said fuel gas supply device connects said gas engine, and said fuel gas supply device also signal connects said gas engine controller; Pressurizer of gas is installed on the gas transfer pipeline between said fuel gas supply device and the said gas engine; The fuel gas temperature controlling device is installed on the pipeline of said pressurizer of gas gas output end; Gas-saving device be installed in the combustion gas inlet end of said gas engine, and signal connects said generator set controller; Parameter detection device, an end connects said gas engine, and the other end signal connects said gas engine controller; The beneficial effect of the utility model is: through adopting the intake method of charge inter cooling; By rotating speed, the load signal of engine controller according to motor; Accurately control gets into the air fuel ratio of motor fuel, carries out high-energy ignition, and is aided with the fault diagnosis measure; Thereby realize the engine underpressure burning, the Economy of lift gas motor and emission performance.
Description of drawings
Accompanying drawing is the utility model embodiment's a structured flowchart;
Among the figure: 1-gas engine controller; The 2-gas engine; 3-combustion gas boost control; 4-combustion gas air intake control valve; The 5-gas mixer; The 6-air-strainer; The 7-pressurized machine; The 8-lambda sensor; The 9-intercooler; The 10-electronic throttle; The 11-power sensor; The 12-CAN bus.
Embodiment
Below in conjunction with accompanying drawing and embodiment, further set forth the utility model.In the detailed description below, some example embodiment of the utility model has only been described through the mode of explanation.Undoubtedly, those of ordinary skill in the art can recognize, under the situation of spirit that does not depart from the utility model and scope, can revise described embodiment with various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than is used to limit the protection domain of claim.
Shown in accompanying drawing; Can realize that the gas driven generator group of lean combustion uses motor; Comprise gas engine 2, gas engine controller 1 is installed on the operating console of said gas driven generator group; Connect said gas engine 2, the running state of coming control gaseous motor 2 through gas engine controller 1; Gas engine 2 is connected with the fuel gas supply device, and the fuel gas supply device comprises the gas inlet device of the air inlet device of carrying air, delivery of fuel gas and with the gas mixer 5 of air and combustion gas mixing.
Wherein said gas inlet device comprises the combustion gas boost control 3 that is connected with fuel gas source; Be installed on the gas inlet pipe road of said gas engine 2; Combustion gas boost control 3 comprises Decompression valves, can regulate the suction pressure of combustion gas through Decompression valves; Said combustion gas boost control 3 output terminals are connected with combustion gas air intake control valve 4 through pipeline; The gas output end of said combustion gas air intake control valve 4 connects said gas mixer 5; Said combustion gas air intake control valve 4 is gone back signal and is connected said gas engine controller 1, and gas driven generator group controller 1 is through the opening degree of SC sigmal control combustion gas air intake control valve 4, with the air fuel ratio of adjustments of gas motor 2; The burning of realization rarefied gas reaches the purpose that fuel-efficient burns; Said air inlet device comprises the air-strainer 6 that is connected with air source; Be installed on the air inlet pipeline of said gas engine 2; Play the effect of filtered air; Reduce the harmful effect of impurity to gas engine 2 operations, said air-strainer 6 gas output ends connect said gas mixer 5.Said gas mixer 5 is installed on the air inlet pipeline of said gas engine 2; One end connects said gas engine 2; The other end connects said combustion gas air intake control valve 4 and said air-strainer 6 respectively, and combustion gas is accomplished in gas mixer 5 with air and mixed, and forms inflammable mixture.
Present embodiment is equipped with pressurizer of gas on the gas transfer pipeline between said fuel gas supply device and the said gas engine 2; Said pressurizer of gas comprises pressurized machine 7; Said pressurized machine 7 gas input ends connect gas mixer 5; The waste gas of gas engine 2 can enter into pressurized machine 7, improves the pressure of inflammable mixture through the exhaust gas driven of gas engine 2.
The fuel gas temperature controlling device is installed on the pipeline of said pressurizer of gas gas output end, and said fuel gas temperature controlling device comprises intercooler 9, and intercooler 9 is connected with said pressurized machine 7, plays the effect of the inflammable mixture behind the cooling of charge.
Gas-saving device; Be installed in the combustion gas inlet end of said gas engine 2, and signal connects said generator set controller 1, said gas-saving device comprises electronic throttle 10; Said electronic throttle 10 1 ends connect said intercooler 9, and the other end connects said gas engine 2.
Parameter detection device; One end connects said gas engine 2; The other end signal connects said gas engine controller 1; Said parameter detection device comprises the lambda sensor 8 that is installed in said gas engine 2 exhaust ends and is installed in the power sensor 11 on the said gas driven generator group that lambda sensor 8 is used for the concentration of detected gas motor 2 waste gas oxygen, and this signal is imported said engine controller 1; Power sensor 11 is used for the output power of detected gas generator 2, and this signal is imported said engine controller 1; Gas engine controller 1 receives all kinds of parameters of said gas engine 2 through parameter detection device; Go out pressure signal and closure feedback signal etc. behind temperature signal behind water temperature signal, the closure, the closure like combustion gas air intake control valve aperture feedback signal, camshaft phase signal, tach signal, gas engine; After analytical calculation, send control corresponding drive signal such as combustion gas suction valve aperture signal, ignition control signal and closure control signal etc., the safe and highly efficient operation of control gaseous motor 2.
The control input end signal of the combustion gas air intake control valve 4 in this instance connects said gas engine controller 1; Different according to gas engine 2 rotating speeds and load; Reception can be adjusted the aperture of combustion gas air intake control valve 4 automatically from the instruction of gas engine controller 1, thus the charge flow rate of control combustion gas; And then realize the control of air fuel ratio, reach the purpose of lean combustion.
The electronic throttle 10 of present embodiment also is different according to gas engine 2 rotating speeds and load, receives the instruction from gas engine controller 1, is opened to suitable aperture automatically, to guarantee the normal reliable operation of gas engine.
The gas engine controller 1 of present embodiment also comprises the data processing system (not shown), can realize communicating by letter with PC or other equipment through CAN bus 12, thereby realize expanding function.
The utility model adopts the intake method of charge inter cooling on gas engine; The gas engine controller can be according to rotating speed, the load of gas engine, and accurately control gets into the air fuel ratio of gas engine fuel, thereby carries out high-energy ignition; And be aided with the fault diagnosis measure; Make gas engine realize lean combustion, reduce discharge of harmful gases when reducing energy consumption, realize the lifting of gas engine Economy and emission performance.
More than show and described the advantage of basic principle, major character and the utility model of the utility model.The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (9)
1. can realize that the gas driven generator group of lean combustion uses motor, comprise gas engine, it is characterized in that, also comprise:
The gas engine controller is installed on the operating console of said gas driven generator group, connects said gas engine;
The fuel gas supply device; Comprise the gas inlet device of the air inlet device of carrying air, delivery of fuel gas and with the gas mixer of air and combustion gas mixing; The gaseous emission end of said fuel gas supply device connects said gas engine, and said fuel gas supply device also signal connects said gas engine controller;
Pressurizer of gas is installed on the gas transfer pipeline between said fuel gas supply device and the said gas engine;
The fuel gas temperature controlling device is installed on the pipeline of said pressurizer of gas gas output end;
Gas-saving device be installed in the combustion gas inlet end of said gas engine, and signal connects said generator set controller;
Parameter detection device, an end connects said gas engine, and the other end signal connects said gas engine controller.
2. the gas driven generator group of lean combustion that can realize as claimed in claim 1 is used motor, it is characterized in that said Gas controller comprises the data processing system on the operating console that is installed in the gas driven generator group.
3. the gas driven generator group of lean combustion that can realize as claimed in claim 1 is used motor; It is characterized in that; Said gas inlet device comprises the combustion gas boost control that is connected with fuel gas source; Said combustion gas boost control output terminal is connected with the combustion gas air intake control valve through pipeline, and said combustion gas air intake control valve gas output end connects said gas mixer, and said combustion gas air intake control valve also signal connects said gas engine controller.
4. the gas driven generator group of lean combustion that can realize as claimed in claim 3 is used motor, it is characterized in that said combustion gas boost control comprises Decompression valves.
5. the gas driven generator group of lean combustion that can realize as claimed in claim 4 is used motor, it is characterized in that said air inlet device comprises the air-strainer that is connected with air source, and said air-strainer gas output end connects said gas mixer.
6. use motor like claim 2 or the 4 described gas driven generator groups of lean combustion that can realize, it is characterized in that said pressurizer of gas comprises pressurized machine.
7. the gas driven generator group of lean combustion that can realize as claimed in claim 6 is used motor, it is characterized in that said fuel gas temperature controlling device comprises intercooler, and said intercooler is installed in the gas output end of said pressurized machine.
8. the gas driven generator group of lean combustion that can realize as claimed in claim 7 is used motor; It is characterized in that; Said gas-saving device comprises electronic throttle; Said electronic throttle one end connects said intercooler, and the other end connects said gas engine, and said electronic throttle also signal connects said generator set controller.
9. the gas driven generator group of lean combustion that can realize as claimed in claim 8 is used motor; It is characterized in that said parameter detection device comprises the lambda sensor that is installed in said gas engine exhaust end and is installed in the power sensor on the said gas driven generator group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202346612U CN202125375U (en) | 2011-07-05 | 2011-07-05 | Engine for gas generating unit capable of realizing lean burning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202346612U CN202125375U (en) | 2011-07-05 | 2011-07-05 | Engine for gas generating unit capable of realizing lean burning |
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| Publication Number | Publication Date |
|---|---|
| CN202125375U true CN202125375U (en) | 2012-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011202346612U Expired - Fee Related CN202125375U (en) | 2011-07-05 | 2011-07-05 | Engine for gas generating unit capable of realizing lean burning |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016167A (en) * | 2012-12-11 | 2013-04-03 | 山东绿环动力设备有限公司 | Natural gas generator system |
| CN103470384A (en) * | 2013-08-19 | 2013-12-25 | 曹兵 | Lean-combustion air follow-up distribution control device and method of spark ignition type internal combustion engine |
| CN104775941A (en) * | 2015-04-22 | 2015-07-15 | 济南大学 | Control system and control method for improving transient response of gas engine |
| CN105201659A (en) * | 2014-06-11 | 2015-12-30 | 上海保罗杰动力设备有限公司 | Fuel engine control system |
-
2011
- 2011-07-05 CN CN2011202346612U patent/CN202125375U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016167A (en) * | 2012-12-11 | 2013-04-03 | 山东绿环动力设备有限公司 | Natural gas generator system |
| CN103470384A (en) * | 2013-08-19 | 2013-12-25 | 曹兵 | Lean-combustion air follow-up distribution control device and method of spark ignition type internal combustion engine |
| CN103470384B (en) * | 2013-08-19 | 2016-06-29 | 曹兵 | The servo-actuated distribution controller of ignition internal combustion engine lean burn air and method |
| CN105201659A (en) * | 2014-06-11 | 2015-12-30 | 上海保罗杰动力设备有限公司 | Fuel engine control system |
| CN104775941A (en) * | 2015-04-22 | 2015-07-15 | 济南大学 | Control system and control method for improving transient response of gas engine |
| CN104775941B (en) * | 2015-04-22 | 2017-03-01 | 济南大学 | Improve the control method of gas engine transient response |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: YU YONGMING Free format text: FORMER OWNER: WEIFANG NAIPUTE GAS GENSET CO., LTD. Effective date: 20130312 Owner name: JIANG GUIJIE LIU XIANFENG LV ZHIJIN Effective date: 20130312 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130312 Address after: 261061 Shandong province Weifang City longevity Street No. 1252 Patentee after: Yu Yongming Patentee after: Jiang Guijie Patentee after: Liu Xianfeng Patentee after: Lv Zhijin Address before: 261061 Shandong province Weifang City longevity Street No. 1252 Patentee before: Weifang Naipute Gas Genset Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: WEIFANG NAIPUTE GAS GENSET CO., LTD. Free format text: FORMER OWNER: YU YONGMING Effective date: 20130326 Free format text: FORMER OWNER: JIANG GUIJIE LIU XIANFENG LV ZHIJIN Effective date: 20130326 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130326 Address after: 261061 Shandong city of Weifang province high tech Zone longevity Street No. 1252 Patentee after: Weifang Naipute Gas Genset Co., Ltd. Address before: 261061 Shandong province Weifang City longevity Street No. 1252 Patentee before: Yu Yongming Patentee before: Jiang Guijie Patentee before: Liu Xianfeng Patentee before: Lv Zhijin |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120125 Termination date: 20140705 |
|
| EXPY | Termination of patent right or utility model |