CN117432535A - Multi-fuel engine control system - Google Patents
Multi-fuel engine control system Download PDFInfo
- Publication number
- CN117432535A CN117432535A CN202210826236.5A CN202210826236A CN117432535A CN 117432535 A CN117432535 A CN 117432535A CN 202210826236 A CN202210826236 A CN 202210826236A CN 117432535 A CN117432535 A CN 117432535A
- Authority
- CN
- China
- Prior art keywords
- fuel
- engine
- control system
- engine control
- nozzle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 72
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000002347 injection Methods 0.000 claims abstract description 17
- 239000007924 injection Substances 0.000 claims abstract description 17
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000003502 gasoline Substances 0.000 claims abstract description 13
- 239000003345 natural gas Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 15
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000000889 atomisation Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052799 carbon Inorganic materials 0.000 abstract description 6
- 239000003208 petroleum Substances 0.000 abstract description 6
- 238000006386 neutralization reaction Methods 0.000 abstract description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0663—Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02D19/0684—High pressure fuel injection systems; Details on pumps, rails or the arrangement of valves in the fuel supply and return systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B69/00—Internal-combustion engines convertible into other combustion-engine type, not provided for in F02B11/00; Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types
- F02B69/02—Internal-combustion engines convertible into other combustion-engine type, not provided for in F02B11/00; Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types for different fuel types, other than engines indifferent to fuel consumed, e.g. convertible from light to heavy fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0663—Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02D19/0697—Arrangement of fuel supply systems on engines or vehicle bodies; Components of the fuel supply system being combined with another device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
The invention relates to the technical field of multi-fuel engines, and discloses a multi-fuel engine control system. When the multi-fuel engine control system is used, a user selects a program to control the oil way to use according to the needs, the engine works according to the oil way selected by the user, the system controls the fuel supply and controls the injection quantity, finally, the use of various fuels of the engine is realized, the arbitrary filling and convenient filling are realized, crisis appears in petroleum and gasoline, alcohol fuel can be completely used, the source is wide, china can be self-sufficient, the multi-fuel engine control system is clean, environment-friendly and safe compared with gasoline and natural gas, the use cost is low, the alcohol fuel can be regenerated to meet the peak of carbon and the neutralization of carbon, and the most effective potential hazard of the traditional petroleum energy in the future can be ensured.
Description
Technical Field
The invention relates to the technical field of multi-fuel engines, in particular to a multi-fuel engine control system.
Background
All the existing ignition engines, single-cylinder engines, multi-cylinder engines, small-displacement engines, large-displacement engines, passenger cars, commercial vehicles, generator sets, engineering machinery, agricultural machinery, ships, special locomotives and the like are all applied with kinetic energy, but the existing engines can only use single fuel gasoline or natural gas when in use, and can not realize the random filling and switching of multiple fuels, so that the multi-fuel engine control system is provided.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a multi-fuel engine control system which has the advantage of realizing the use of arbitrary fueling, and solves the problem that the use of single fuel gasoline or natural gas can not be realized by switching the arbitrary fueling of multiple fuels.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: a multi-fuel engine control system comprises an air valve, a liquid rail inlet and an air outlet, a liquid spray nozzle, a single-point air nozzle, an air inlet, a multi-point air nozzle, an air inlet branch pipe and a liquid fuel inlet and an air outlet.
Preferably, each cylinder of the engine fluid is provided with a nozzle, one of which is mounted on the rail and one of which is mounted separately, each cylinder having only one optimum mounting location on the inlet manifold for fluid injection atomization.
Preferably: the engine gas is provided with one nozzle for each cylinder or one or more nozzles are arranged at the air inlet, and the gas injection is not limited by the position angle according to the engine displacement and the flow rate of the nozzles.
Preferably, the engine workflow comprises the steps of:
s101, a user selects a program to control oil paths to use according to requirements;
s102, the engine works according to an oil way selected by a user;
s103, controlling fuel supply and injection quantity by the system;
s104, finally realizing the use of various fuels of the engine.
Preferably, the fuel selection is based on different fuels, the system controls different fuel supplies and simultaneously controls the used fuel nozzle signals, and the injection quantity is controlled according to different fuel calorific value, engine stability and power requirements, so that the perfect matching of economy and power is realized
Preferably, the oil way of the engine comprises gasoline, natural gas, methanol and ethanol.
Compared with the prior art, the invention provides a multi-fuel engine control system, which has the following beneficial effects:
1. when the multi-fuel engine control system is used, a user selects a program to control the oil way to be used according to the needs, the engine works according to the oil way selected by the user, the system controls the fuel supply and controls the injection quantity, finally, the multi-fuel engine control system can realize the use of various fuels of the engine, can realize the use of any filling, can be used for filling various fuels of gasoline, natural gas, alcohol fuel and hydrogen fuel, and is convenient to fill according to different areas and different fuel conditions.
2. The multi-fuel engine control system has the advantages that the crisis of petroleum gasoline can be completely used, the source is wide, china can be self-sufficient, the multi-fuel engine control system is cleaner, environment-friendly and safer than gasoline and natural gas, the use cost is low, the renewable alcohol fuel accords with the peak of carbon and the neutralization of carbon, and the most effective potential hazard of the conventional petroleum energy in the future can be guaranteed.
Drawings
FIG. 1 is a schematic illustration of the engine workflow of the present invention architecture;
FIG. 2 is a schematic diagram of the overall architecture of the engine control system of the present invention;
FIG. 3 is a first exploded schematic view of the liquid injection pattern of the engine control system of the present invention;
FIG. 4 is a second exploded schematic view of the liquid injection pattern of the engine control system of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, a multi-fuel engine control system includes an engine including a valve, a liquid rail inlet and outlet, a liquid jet nozzle, a single point air jet nozzle, an air inlet, a multi-point air jet nozzle, an air inlet manifold, and a liquid fuel inlet and outlet.
Specifically, each cylinder of the engine liquid is provided with a nozzle, the nozzles are arranged on a rail, the nozzles are independently arranged, and each cylinder has only one optimal installation position on an air inlet branch pipe, so that the liquid injection atomization is facilitated.
Specific: the engine gas is provided with one nozzle for each cylinder or one or more nozzles are arranged at the air inlet, and the gas injection is not limited by the position angle according to the engine displacement and the flow rate of the nozzles.
Specifically, the engine workflow comprises the following steps:
s101, a user selects a program to control oil paths to use according to requirements;
s102, the engine works according to an oil way selected by a user;
s103, controlling fuel supply and injection quantity by the system;
s104, finally realizing the use of various fuels of the engine.
Specifically, the fuel selection is to control different fuel supplies according to different fuels, control the used fuel nozzle signals at the same time, control the injection quantity according to different fuel calorific value, engine stability and power requirements, and realize perfect matching of economy and power
Specifically, the oil way of the engine comprises gasoline, natural gas, methanol and ethanol.
Working principle: when the multi-fuel engine control system is used, a user selects a program to control the oil way to be used according to the needs, the engine works according to the oil way selected by the user, the system controls the fuel supply and controls the injection quantity, finally, the multi-fuel engine control system can realize the use of various fuels of the engine, can realize the use of any filling, can be used for filling various fuels of gasoline, natural gas, alcohol fuel and hydrogen fuel, and can be used for filling according to different areas and different fuel conditions; the petroleum gasoline has crisis, can completely use alcohol fuel, has wide sources, is self-sufficient in China, is cleaner, environment-friendly and safer than gasoline and natural gas, has low use cost, can regenerate the alcohol fuel to meet the peak of carbon and neutralize carbon, and can ensure that the potential risk of the traditional petroleum energy in the future is most effectively solved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A multi-fuel engine control system is characterized in that the engine comprises an air valve, a liquid rail inlet and outlet, a liquid spraying nozzle, a single-point air nozzle, an air inlet, a multi-point air nozzle, an air inlet branch pipe and a liquid fuel inlet and outlet.
2. A multi-fuel engine control system as set forth in claim 1, wherein: the engine liquid is provided with a nozzle for each cylinder, the nozzles are arranged on the rail, the nozzles are arranged independently, and each cylinder has an optimal installation position on the air inlet branch pipe, so that the liquid injection atomization is facilitated.
3. A multi-fuel engine control system as set forth in claim 1, wherein: the engine gas is provided with one nozzle for each cylinder or one or more nozzles are arranged at the air inlet, and the gas injection is not limited by the position angle according to the engine displacement and the flow rate of the nozzles.
4. A multi-fuel engine control system as set forth in claim 1, wherein: the engine workflow comprises the steps of:
s101, a user selects a program to control oil paths to use according to requirements;
s102, the engine works according to an oil way selected by a user;
s103, controlling fuel supply and injection quantity by the system;
s104, finally realizing the use of various fuels of the engine.
5. A multi-fuel engine control system as set forth in claim 4, wherein: the fuel selection is realized by controlling different fuel supplies according to different fuels, controlling the used fuel nozzle signals and controlling the injection quantity according to different fuel calorific values, engine stability and power requirements, so as to realize perfect matching of economy and power.
6. A multi-fuel engine control system as set forth in claim 4, wherein: the oil way of the engine comprises gasoline, natural gas, methanol and ethanol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210826236.5A CN117432535A (en) | 2022-07-14 | 2022-07-14 | Multi-fuel engine control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210826236.5A CN117432535A (en) | 2022-07-14 | 2022-07-14 | Multi-fuel engine control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117432535A true CN117432535A (en) | 2024-01-23 |
Family
ID=89555885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210826236.5A Pending CN117432535A (en) | 2022-07-14 | 2022-07-14 | Multi-fuel engine control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117432535A (en) |
-
2022
- 2022-07-14 CN CN202210826236.5A patent/CN117432535A/en active Pending
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