CN104989517A - Gas power generation set - Google Patents
Gas power generation set Download PDFInfo
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- CN104989517A CN104989517A CN201510387615.9A CN201510387615A CN104989517A CN 104989517 A CN104989517 A CN 104989517A CN 201510387615 A CN201510387615 A CN 201510387615A CN 104989517 A CN104989517 A CN 104989517A
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- China
- Prior art keywords
- sensor
- control
- air
- air inlet
- mixer
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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 invention discloses a gas power generation set which comprises a power generator body. The power generator body comprises an energy supply system, an energy transduction system and a control unit. The energy supply system comprises a gas supply unit, a gas jet valve and a mixer, wherein the gas jet valve and the mixer are connected with the gas supply unit. The energy transduction system comprises an air filter and a plurality of sensors connected with the air filter. The control unit is composed of an electronic control unit (ECU). The sensors comprise the air inlet temperature pressure sensor, the water temperature sensor, the crankshaft position sensor, the oxygen sensor and the phase position sensor. The air filter comprises an air inlet pipeline. The mixer is arranged on the air inlet pipeline. Control is flexible, and single-point jet control or multi-point jet control can be conducted according to application conditions. The wide-range oxygen sensor is adopted, so that accurate closed-loop control over the air-fuel ratio is achieved in the whole process; electronic throttle valve control is achieved; boost pressure closed-loop control is achieved; accurate control over engine power and a torque curve is achieved; the air-fuel ratio control precision is high, and air consumption is low; parts of a system are simply and flexibly distributed; the system is stable and reliable, and the price is low.
Description
Technical field
The present invention relates to generator set design field, particularly relate to a kind of jet dynamic control.
Background technique
The type of skill that diesel-oil vehicle is adapted as gas engine in the market mainly contains two kinds and is respectively:
1. diesel oil-natural gas double fuel engine
Diesel oil-natural gas double fuel engine, ignited by a small amount of diesel oil, due to the restriction of minimum oil volume, the substitution rate of rock gas only has 60%-90%, can obtain good economic performance and power performance at the above duel fuel engine of moderate duty, but in Smaller load situation, because mixed gas is excessively rare, burn deterioration, a large amount of partial combustion products is discharged with waste gas, make CO(carbon monoxide), HC (hydrocarbon) discharge greatly increase, and the thermal efficiency decline.This kind of repacking mode economic benefit is not obvious, solves motor emission problem technical difficulty larger.2. spark ignitor formula spark plug for natural gas engine Ignition Natural Gas Engine is based on former diesel engine, by the firing chamber of former diesel engine from new design, change fuel supply system, gas handling system, compression ratio etc.; Increase corresponding electronic ignitin system, control system and other fixture etc., be the motor of independent gas-firing diesel engine refitted, realize the engine device of the complete diesel oil substitute of rock gas.
But all there is following shortcoming in present gas electricity generator:
1, fuel controls rough, match and regulate difficulty, and fuel consumption is higher; 2, cannot to control delivery temperature accurately high for air fuel ratio, and risk is high; 3, not accurately easily engine flashback is caused firing time; 4, be short of power; 5, can only be used on natural aspiration or the lower light duty engine of power.
Summary of the invention
The object of the present invention is to provide a kind of jet dynamic control, effectively solve the problem.
For effectively solving the problems of the technologies described above, the technological scheme that the present invention takes is as follows:
Jet dynamic control, comprise generator main body, described main body comprises energy supplying system, can change system and control unit, described energy supplying system comprises fuel gas supply unit and the fuel gas injection valve be attached thereto, mixer, described can the system of changing many groups sensor of comprising air-strainer and being attached thereto, described control unit is made up of ECU; Described sensor comprises air inlet temperature/pressure sensor, cooling-water temperature sensor, crankshaft position sensor, lambda sensor and phase detector composition, and described air-strainer comprises air inlet pipeline, and described mixer is arranged on described air inlet pipeline.
Especially, described main body also comprises a storage battery, and described storage battery is connected with described ECU and sensor.
Especially, described air inlet pipeline is provided with electronics air throttle.
Especially, described body also comprises a spark plug and spark coil.
Especially, described spark plug is arranged at described phase detector lower left side, and described ECU is sensor and spark coil described in control connection respectively, and described spark coil connects described spark plug.
Beneficial effect of the present invention is: jet dynamic control provided by the invention, controls very flexible, can carry out single-point or multi-point injection control according to applicable cases; Adopt broad domain oxygen sensor, realize the omnidistance accurate closed loop control of air fuel ratio; Electronic Throttle Control; Boost pressure closed loop control, engine power, torque curve accurately control; Can reach III, the emission request in Europe IV or higher; Air-fuel ration control precision is high, and gas consumption is low; System parts is arranged very simple, flexible; The reliable price of system stability is low.
Below in conjunction with accompanying drawing, the present invention is described in detail.
Accompanying drawing explanation
Fig. 1 is jet dynamic control of the present invention composition structural representation.
Fig. 2 is the section of structure for the embodiment of the present invention 1;
Wherein:
001 main body, 002 fuel gas supply unit, 003 fuel gas injection valve, 004 air-strainer, 005ECU, 006 storage battery, 007 cooling-water temperature sensor, 008 crankshaft position sensor, 009 spark plug, 010 lambda sensor, 011 phase detector, 012 air inlet temperature/pressure sensor, 013 electronics air throttle, 014 spark coil, 015 mixer, 016 air inlet pipeline.
Embodiment
Embodiment 1:
As shown in Figures 1 and 2, hydrogen gas generating power generators disclosed in the present embodiment, comprise generator main body 001, described main body 001 comprises energy supplying system, can change system and control unit, described energy supplying system comprises fuel gas supply unit 002 and the fuel gas injection valve 003 be attached thereto, mixer 015, described can the system of changing many groups sensor of comprising air-strainer 004 and being attached thereto, described control unit is made up of ECU005; Described sensor comprises air inlet temperature/pressure sensor 012, cooling-water temperature sensor 007, crankshaft position sensor 008, lambda sensor 010 and phase detector 011 and forms.Described air-strainer 004 comprises air inlet pipeline 016, and described mixer 015 is arranged on described air inlet pipeline 016.
Described main body 001 also comprises a storage battery 006, and described storage battery 006 is connected with described ECU005 and sensor.Described air inlet pipeline 016 is provided with electronics air throttle 012.Described body 001 also comprises a spark plug 009 and spark coil 014.Described spark plug 009 is arranged at described phase detector 011 lower left side, and described ECU005 is sensor and spark coil 014 described in control connection respectively, and described spark coil 014 connects described spark plug 009.
Claimant states, person of ordinary skill in the field is on the basis of above-described embodiment, by above-described embodiment step, combined with the technological scheme of summary of the invention part, thus the new method produced, also be one of record scope of the present invention, the application, for making specification simple and clear, no longer enumerates other mode of execution of these steps.
Know-why is as follows:
In conjunction with the diesel engine refitted market characteristics, for diesel engine self-characteristic based on Gasoline Engine Management System platform, the gas engine management system designing and developing out.System maintenance is simple, and adaptability is good, and after repacking, the power of motor, moment of torsion are not less than former machine index, and car load running is stable, and power character, Economy and reliability reach higher level.Be applicable to the pluralities of fuels such as CNG, LNG, COG and LPG, this system has control strategy and the reliability of car load ECU rank, is the optimum scheme of the repacking of rear dress market and complete system plant's coupling.
The another statement of claimant, the present invention illustrates implementation method of the present invention and apparatus structure by above-described embodiment, but the present invention is not limited to above-mentioned mode of execution, does not namely mean that the present invention must rely on said method and structure could be implemented.Person of ordinary skill in the field should understand, any improvement in the present invention, replaces and the interpolation of step, concrete way choice etc., all drop within protection scope of the present invention and open scope implementation method equivalence selected by the present invention.
The present invention is not limited to above-mentioned mode of execution, and all employings and analog structure of the present invention and method thereof realize all mode of executions of the object of the invention all within scope.
Claims (5)
1. jet dynamic control, it is characterized in that, comprise generator main body, described main body comprises energy supplying system, can change system and control unit, described energy supplying system comprises fuel gas supply unit and the fuel gas injection valve be attached thereto, mixer, described can the system of changing many groups sensor of comprising air-strainer and being attached thereto, described control unit is made up of ECU; Described sensor comprises air inlet temperature/pressure sensor, cooling-water temperature sensor, crankshaft position sensor, lambda sensor and phase detector composition, and described air-strainer comprises air inlet pipeline, and described mixer is arranged on described air inlet pipeline.
2. jet dynamic control according to claim 1, is characterized in that, described main body also comprises a storage battery, and described storage battery is connected with described ECU and sensor.
3. jet dynamic control according to claim 1, is characterized in that, described air inlet pipeline is provided with electronics air throttle.
4. jet dynamic control according to claim 1, is characterized in that, described body also comprises a spark plug and spark coil.
5. jet dynamic control according to claim 4, is characterized in that, described spark plug is arranged at described phase detector lower left side, and described ECU is sensor and spark coil described in control connection respectively, and described spark coil connects described spark plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510387615.9A CN104989517A (en) | 2015-07-06 | 2015-07-06 | Gas power generation set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510387615.9A CN104989517A (en) | 2015-07-06 | 2015-07-06 | Gas power generation set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104989517A true CN104989517A (en) | 2015-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510387615.9A Pending CN104989517A (en) | 2015-07-06 | 2015-07-06 | Gas power generation set |
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| CN (1) | CN104989517A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499506A (en) * | 2016-01-06 | 2017-03-15 | 普创新能源动力科技有限公司 | A kind of non-natural gas used for automobile generating set |
| CN106545407A (en) * | 2016-12-19 | 2017-03-29 | 四川宏华电气有限责任公司 | A kind of gas power station for oil electric drilling machine |
| CN108506088A (en) * | 2018-03-14 | 2018-09-07 | 福州安辛达环保科技有限公司 | A kind of discarded gas power generator |
| CN111173626A (en) * | 2020-01-06 | 2020-05-19 | 西南大学 | Gas internal combustion power generation experiment bench |
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| CN1800617A (en) * | 2006-01-13 | 2006-07-12 | 镇江江奎科技有限公司 | Apparatus and method for controlling internal combustion engine with hydrogen fuel |
| CN202596883U (en) * | 2012-03-23 | 2012-12-12 | 东莞市新泉能源设备有限公司 | Gas engine unit |
| JP2013241905A (en) * | 2012-05-22 | 2013-12-05 | Suzuki Motor Corp | Air-fuel ratio control device for internal combustion engine |
| CN203515867U (en) * | 2013-11-06 | 2014-04-02 | 中国重汽集团济南动力有限公司 | Natural gas generator set adopting electrical control pressure regulator fuel feed system |
| CN203640866U (en) * | 2013-12-21 | 2014-06-11 | 潍坊赛马力发电设备有限公司 | Gas generator set gas pre-supplying device |
| JP2015008569A (en) * | 2013-06-25 | 2015-01-15 | 中国電力株式会社 | Power generator using cold lng |
| CN205260128U (en) * | 2015-07-06 | 2016-05-25 | 东莞市胜动新能源科技有限公司 | Fuel gas generating set |
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2015
- 2015-07-06 CN CN201510387615.9A patent/CN104989517A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1800617A (en) * | 2006-01-13 | 2006-07-12 | 镇江江奎科技有限公司 | Apparatus and method for controlling internal combustion engine with hydrogen fuel |
| CN202596883U (en) * | 2012-03-23 | 2012-12-12 | 东莞市新泉能源设备有限公司 | Gas engine unit |
| JP2013241905A (en) * | 2012-05-22 | 2013-12-05 | Suzuki Motor Corp | Air-fuel ratio control device for internal combustion engine |
| JP2015008569A (en) * | 2013-06-25 | 2015-01-15 | 中国電力株式会社 | Power generator using cold lng |
| CN203515867U (en) * | 2013-11-06 | 2014-04-02 | 中国重汽集团济南动力有限公司 | Natural gas generator set adopting electrical control pressure regulator fuel feed system |
| CN203640866U (en) * | 2013-12-21 | 2014-06-11 | 潍坊赛马力发电设备有限公司 | Gas generator set gas pre-supplying device |
| CN205260128U (en) * | 2015-07-06 | 2016-05-25 | 东莞市胜动新能源科技有限公司 | Fuel gas generating set |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106499506A (en) * | 2016-01-06 | 2017-03-15 | 普创新能源动力科技有限公司 | A kind of non-natural gas used for automobile generating set |
| CN106499506B (en) * | 2016-01-06 | 2019-01-22 | 普创新能源动力科技有限公司 | A kind of non-natural gas used for automobile generating set |
| CN106545407A (en) * | 2016-12-19 | 2017-03-29 | 四川宏华电气有限责任公司 | A kind of gas power station for oil electric drilling machine |
| CN106545407B (en) * | 2016-12-19 | 2019-12-31 | 四川宏华电气有限责任公司 | Gas power station for petroleum electric drilling machine |
| CN108506088A (en) * | 2018-03-14 | 2018-09-07 | 福州安辛达环保科技有限公司 | A kind of discarded gas power generator |
| CN108506088B (en) * | 2018-03-14 | 2019-07-26 | 天台县恒规环境科技有限公司 | A kind of discarded gas power generator |
| CN111173626A (en) * | 2020-01-06 | 2020-05-19 | 西南大学 | Gas internal combustion power generation experiment bench |
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Application publication date: 20151021 |