CN101353986A - Methanol / gasoline double-fuel electronic commutator for automobile - Google Patents
Methanol / gasoline double-fuel electronic commutator for automobile Download PDFInfo
- Publication number
- CN101353986A CN101353986A CNA200710018320XA CN200710018320A CN101353986A CN 101353986 A CN101353986 A CN 101353986A CN A200710018320X A CNA200710018320X A CN A200710018320XA CN 200710018320 A CN200710018320 A CN 200710018320A CN 101353986 A CN101353986 A CN 101353986A
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- Prior art keywords
- methanol
- microprocessor
- fuel
- electronic commutator
- automobile
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 239000000446 fuel Substances 0.000 title claims abstract description 62
- 239000003502 gasoline Substances 0.000 title claims abstract description 31
- 238000002347 injection Methods 0.000 claims abstract description 15
- 239000007924 injection Substances 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 238000012937 correction Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- 230000001133 acceleration Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
The invention provides a vehicle methanol/gasoline bi-fuel electronic commutator which can be applicable to various fuels and various vehicle types and does not require specialized parameter calibration and correction. The bi-fuel electronic commutator comprises an input signal processing unit, a microprocessor, a drive output unit and a parameter adjusting unit; the input signal processing unit is used for receiving an output signal of an electronic control unit of the original vehicle and sending the output signal into the microprocessor; the drive output unit is used for sending a switching fuel injection signal output by the microprocessor into an execution component of a fuel injector; the parameter adjusting unit is used for adjusting the pulse width of a basic fuel injection signal. The vehicle methanol/gasoline bi-fuel electronic commutator of the invention solves the technical problems that an additional electronic commutator in the prior art is required to carry out different calibrations or corrections to different vehicle types, and has complex processes of assembly and adjustment as well as inconvenient maintenance, and has the advantages of flexible use, convenient adjustment, good extendibility and strong capacity of resisting disturbance.
Description
Technical field
The present invention relates to a kind of Spark ignition type electronic fuel injection engine additive electronic control part, relate in particular to a kind of Spark ignition type electronic fuel injection engine additive electronic control part of applicable pluralities of fuel.
Background technique
In the automobile that uses the Spark ignition type electronic fuel injection engine, the use of methanol fuel, alcohol fuel, alcohol/gasoline fuel combination, ethanol/gasoline mixed fuel is promoted gradually, and especially the production of coal system methyl alcohol has formed scale.Become flexible fuel vehicle in order to have automobile repacking now, an additional electron transducer that comprises microprocessor need be set between former car ECU (Electrical Control Unit) and oil sprayer, the based on fuel type utilizes the additional electron transducer that the output basic fuel injection signal of former car ECU (Electrical Control Unit) is carried out respective handling, controls the action of oil sprayer then.In order to adapt to different vehicles, existing additional electron transducer need be revised the systematic parameter of working circuit by external computer and special-purpose debugging routine, perhaps the calibration software by special use carries out the car load demarcation again to program, perhaps at the different special electronic transducer of different automobile developments.But above various additional electron transducers are because need carry out different demarcation or correction to different vehicles, so debug process complexity, inconvenient maintenance.
Summary of the invention
The object of the invention provides a kind of applicable pluralities of fuel and multiple vehicle and does not need special parameter calibration and the methanol/gasoline double-fuel electronic commutator for automobile of correction, it has solved the additional electron transducer in the background technique all needs different vehicles is carried out different demarcation or correction, debug the process complexity, the technical problem of inconvenient maintenance.
Technical solution of the present invention is:
A kind of methanol/gasoline double-fuel electronic commutator for automobile comprises input signal processing unit 3, and microprocessor 1 drives output unit 6; The input end of described input signal processing unit 3 is connected with former car ECU (Electrical Control Unit) 2 output units, and its output terminal is connected with microprocessor 1, is used to receive the output signal of former car ECU (Electrical Control Unit) 2 and sends into microprocessor 1; The input end of described driving output unit 6 links to each other with microprocessor 1, and its output terminal links to each other with oil sprayer 7 power units, is used for the conversion fuel injection signal of microprocessor 1 output is sent into oil sprayer 7 power units; Its special way is, described methanol/gasoline double-fuel electronic commutator for automobile also comprises parameter adjustment unit 8, and its output terminal links to each other with microprocessor 1, is used to adjust the pulse width of basic fuel injection signal.
Above-mentioned parameter regulation unit 8 comprises a plurality of throw over switches.
Above-mentioned throw over switch can be parameter adjustment toggle switch 82.
Above-mentioned parameter regulation unit 8 comprises an adjusting knob.
Above-mentioned adjusting knob can be many gears adjusting knob.
Above-mentioned adjusting knob can also be electrodeless adjusting knob.
Above-mentioned parameter regulation unit 8 also comprises mode switch 81, and its output terminal links to each other with microprocessor 1, is used to switch the working state of microprocessor 1.
Above-mentioned microprocessor 1 comprises CPLD series, FPGA series and MCU series.
The output signal of above-mentioned former car ECU (Electrical Control Unit) 2 comprises the basic fuel injection signal.
The output signal of above-mentioned former car ECU (Electrical Control Unit) 2 also can comprise various sensor signals.
The present invention has following advantage:
1, uses flexibly.Electronic commutator of the present invention only need be selected different throw over switches according to the air displacement of different automobile types, just can realize the abundant burning of various fuel such as methanol fuel, alcohol fuel, alcohol/gasoline fuel combination, ethanol/gasoline mixed fuel, do not need to adjust in addition circuit parameter or car load and demarcate, do not need to develop the additional electron transducer of multiple different model yet.
2, easy to adjust.Electronic commutator of the present invention can be according to actual needs, with one or more in the throw over switch or all be arranged in engine compartment outside or the operator cabin, makes things convenient for the driver to regulate at any time.
3, Scalable Performance is good.Electronic commutator of the present invention can be arranged to throw over switch plural any gear or even electrodeless adjusting as required.Guarantee the best combustion environment of various fuel.
4, antijamming capability is strong.Electronic commutator of the present invention carries out the waveform anti-interference process to the output signal of former car ECU (Electrical Control Unit) by the input processing signals, can guarantee that processing procedure is not subjected to vehicle electronic device and interference from outside signals.
5, environmental suitability is strong.The operating temperature of electronic commutator of the present invention running parameter between-55 ℃ to 120 ℃ is constant, has adapted to the operational temperature conditions of automobile.
Description of drawings
Fig. 1 is a circuit theory schematic representation of the present invention;
Wherein: the 1-microprocessor, the former car ECU (Electrical Control Unit) of 2-, 3-input signal processing unit, the 4-storage battery, the 5-stabilized power supply, 6-drives output unit, 7-oil sprayer, 8-parameter adjustment unit, 81-mode switch, 82-parameter adjustment toggle switch.
Embodiment
The specific embodiment of the present invention is: a kind of methanol/gasoline double-fuel electronic commutator for automobile, comprise input signal processing unit 3, and microprocessor 1 drives output unit 6, parameter adjustment unit 8; The input end of input signal processing unit 3 is connected with the output terminal of former car ECU (Electrical Control Unit) 2, and its output terminal is connected with microprocessor 1, is used to receive the output signal of former car ECU (Electrical Control Unit) 2 and it is carried out waveform shaping and anti-interference process and sends into microprocessor 1; Microprocessor 1 can adopt CPLD series, FPGA series or MCU series microprocessor; The input end that drives output unit 6 links to each other with microprocessor 1, and its output terminal links to each other with oil sprayer 7 power units, is used for the conversion fuel injection signal of microprocessor 1 output is sent into oil sprayer 7 power units; The output terminal of parameter adjustment unit 8 links to each other with microprocessor 1, is used to adjust the pulse width of basic fuel injection signal; Parameter adjustment unit 8 comprises a plurality of throw over switches, and throw over switch can be the mode switch 81 and four parameter adjustment toggle switch 82 that are arranged on the circuit that are arranged in the operator cabin.Also available gear adjusting knob more than of parameter adjustment toggle switch 82 or electrodeless adjusting knob replace, and mode switch is used to switch the working state of microprocessor 1, and motor is switched under Fuel Petroleum is lived the fuel combination state.The output signal that former car ECU (Electrical Control Unit) 2 is sent into microprocessor 1 comprises the basic fuel injection signal, also can comprise the various sensor signals of former car ECU (Electrical Control Unit) output in case of necessity.The stabilized power supply 5 of circuit is taken from car accumulator 4.
The principle of the invention: the present invention mixes the burning of various ratios according to the air fuel ratio and the methyl alcohol of motor car engine with gasoline, select different pulse widths according to different discharge capacities, and the adjusting of pulse width is to realize by the throw over switch of program outside.
Such as throw over switch is four toggle switch, the automobile of 1 suitable discharge capacity 0.8 to 1.0 of selector switch then, the automobile of 2 suitable discharge capacities 1.0 to 1.3 of selector switch, the automobile of 3 suitable discharge capacities 1.4 to 1.6 of selector switch, the automobile of 4 suitable discharge capacities 1.8 to 2.0 of selector switch.If throw over switch is more, then can divide carefullyyer by discharge capacity automobile, go for the small-sized or medium truck of spark-ignition engine.
Methanol/gasoline double-fuel electronic commutator for automobile of the present invention stands on the lucky automobile acceleration, constant fuel consumption, the double idle that use M85 methanol gasoline and 93# gasoline through Shanxi Province's vehicle product quality supervision and inspection and discharges stand test (№ QS[2007] 003), and test result is as follows:
1, the most high-grade acceleration test: acceleration distance increases by 10.5%, and the time for acceleration increases by 10.1%;
2, the constant fuel consumption measures test: hundred kilometers consumptions of M85 fuel on average rise 42.5%; (substituting than only is 1.425);
CO decline 6.6%, HC descend 26.6% when 3, hanging down idling; CO decline 9.0%, HC descend 47.0% during high idle speed;
4, sample car is tested in the process in the whole formula with the M85 methanol gasoline, and no abnormal phenomenon takes place.
According to the price of methyl alcohol and gasoline relation with substitute ratio, use methanol/gasoline double-fuel electronic commutator for automobile of the present invention as can be known, promptly can be used for methanol content 30%85% fuel combination, also make fuel applicable to 100% methyl alcohol.The ratio difference, fuel saving consumption costs difference is an example with the M85 methanol gasoline, the depletion charge of automobile can save 25～28%.
Claims (10)
1, a kind of methanol/gasoline double-fuel electronic commutator for automobile comprises input signal processing unit (3), and microprocessor (1) drives output unit (6); The input end of described input signal processing unit (3) is connected with former car ECU (Electrical Control Unit) (2) output unit, and its output terminal is connected with microprocessor (1), is used to receive the output signal of former car ECU (Electrical Control Unit) (2) and sends into microprocessor (1); The input end of described driving output unit (6) links to each other with microprocessor (1), and its output terminal links to each other with oil sprayer (7) power unit, is used for the conversion fuel injection signal of microprocessor (1) output is sent into oil sprayer (7) power unit; It is characterized in that: described methanol/gasoline double-fuel electronic commutator for automobile also comprises parameter adjustment unit (8), and its output terminal links to each other with microprocessor (1), is used to adjust the pulse width of basic fuel injection signal.
2, methanol/gasoline double-fuel electronic commutator for automobile according to claim 1 is characterized in that: described parameter adjustment unit (8) comprises a plurality of throw over switches.
3, methanol/gasoline double-fuel electronic commutator for automobile according to claim 2 is characterized in that: described throw over switch is parameter adjustment toggle switch (82).
4, methanol/gasoline double-fuel electronic commutator for automobile according to claim 1 is characterized in that: described parameter adjustment unit (8) comprises an adjusting knob.
5, methanol/gasoline double-fuel electronic commutator for automobile according to claim 4 is characterized in that: described adjusting knob is many gears adjusting knob.
6, methanol/gasoline double-fuel electronic commutator for automobile according to claim 4 is characterized in that: described adjusting knob is electrodeless adjusting knob.
7, according to the described methanol/gasoline double-fuel electronic commutator for automobile of arbitrary claim of claim 2 to 6, it is characterized in that: described parameter adjustment unit (8) also comprises mode switch (81), its output terminal links to each other with microprocessor (1), is used to switch the working state of microprocessor (1).
8, according to the described methanol/gasoline double-fuel electronic commutator for automobile of arbitrary claim of claim 1 to 6, it is characterized in that: described microprocessor (1) comprises CPLD series, FPGA series and MCU series.
9, according to the described methanol/gasoline double-fuel electronic commutator for automobile of arbitrary claim of claim 1 to 6, it is characterized in that: the output signal of described former car ECU (Electrical Control Unit) (2) comprises the basic fuel injection signal.
10, methanol/gasoline double-fuel electronic commutator for automobile according to claim 9 is characterized in that: the output signal of described former car ECU (Electrical Control Unit) (2) comprises various sensor signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200710018320XA CN101353986A (en) | 2007-07-23 | 2007-07-23 | Methanol / gasoline double-fuel electronic commutator for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200710018320XA CN101353986A (en) | 2007-07-23 | 2007-07-23 | Methanol / gasoline double-fuel electronic commutator for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101353986A true CN101353986A (en) | 2009-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200710018320XA Pending CN101353986A (en) | 2007-07-23 | 2007-07-23 | Methanol / gasoline double-fuel electronic commutator for automobile |
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| CN (1) | CN101353986A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102400803A (en) * | 2011-11-02 | 2012-04-04 | 平凉市中力新能源科技研究院 | Self-adaptive control method of automobile fuel system and controller |
| CN103498732A (en) * | 2013-10-23 | 2014-01-08 | 深圳市国炬天然气汽车技术有限公司 | Oil control system of diesel/natural gas dual-fuel internal combustion engine |
| CN105257437A (en) * | 2015-06-26 | 2016-01-20 | 杨记 | Method and equipment for improving heat efficiency of automobile fuel |
| CN108894884A (en) * | 2018-06-29 | 2018-11-27 | 日照圣树电子科技有限公司 | Automobile multi fuel supplies full-automatic control system and its control method |
| CN109932919A (en) * | 2019-03-26 | 2019-06-25 | 佛山市顺德区美的洗涤电器制造有限公司 | Electric appliance controlling equipment and method, electric appliance and electric control method, medium |
-
2007
- 2007-07-23 CN CNA200710018320XA patent/CN101353986A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102400803A (en) * | 2011-11-02 | 2012-04-04 | 平凉市中力新能源科技研究院 | Self-adaptive control method of automobile fuel system and controller |
| CN102400803B (en) * | 2011-11-02 | 2014-11-05 | 平凉市中力新能源科技研究院 | Self-adaptive control method of automobile fuel system and controller |
| CN103498732A (en) * | 2013-10-23 | 2014-01-08 | 深圳市国炬天然气汽车技术有限公司 | Oil control system of diesel/natural gas dual-fuel internal combustion engine |
| CN103498732B (en) * | 2013-10-23 | 2016-02-24 | 深圳市国炬天然气汽车技术有限公司 | Diesel/natural gas dual-fuel internal-combustion engine control oil system |
| CN105257437A (en) * | 2015-06-26 | 2016-01-20 | 杨记 | Method and equipment for improving heat efficiency of automobile fuel |
| CN108894884A (en) * | 2018-06-29 | 2018-11-27 | 日照圣树电子科技有限公司 | Automobile multi fuel supplies full-automatic control system and its control method |
| CN109932919A (en) * | 2019-03-26 | 2019-06-25 | 佛山市顺德区美的洗涤电器制造有限公司 | Electric appliance controlling equipment and method, electric appliance and electric control method, medium |
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| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Jing Jianfa Document name: Notification of Passing Preliminary Examination of the Application for Invention |
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| C06 | Publication | ||
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Owner name: YUNCHENG CITY FENGXI NEW ENERGY DEVELOPMENT CO., L Free format text: FORMER OWNER: JING XUDA Effective date: 20090807 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20090807 Address after: Address 269, Jie Jie Road, Shanxi, Yuncheng: 044000 Applicant after: Yuncheng Fengxi New Energy Development Co., Ltd. Address before: Shanxi Linyi Yi Fuxi town's No. 249 post encoding: 044100 Applicant before: Jing Xuda |
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Open date: 20090128 |