CN112983657A - Hybrid fuel power system - Google Patents

Hybrid fuel power system Download PDF

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Publication number
CN112983657A
CN112983657A CN202110400099.4A CN202110400099A CN112983657A CN 112983657 A CN112983657 A CN 112983657A CN 202110400099 A CN202110400099 A CN 202110400099A CN 112983657 A CN112983657 A CN 112983657A
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China
Prior art keywords
hydrogen
methanol
fuel
temperature
engine
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CN202110400099.4A
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Chinese (zh)
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赵宏伟
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Individual
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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
    • F02D19/08—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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N5/00—Exhaust or silencing apparatus combined or associated with devices profiting from exhaust energy
    • F01N5/02—Exhaust or silencing apparatus combined or associated with devices profiting from exhaust energy the devices using heat
    • 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
    • F02D19/0639—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 characterised by the type of fuels
    • F02D19/0642—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 characterised by the type of fuels at least one fuel being gaseous, the other fuels being gaseous or liquid at standard conditions
    • F02D19/0644—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 characterised by the type of fuels at least one fuel being gaseous, the other fuels being gaseous or liquid at standard conditions the gaseous fuel being hydrogen, ammonia or carbon monoxide
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/10—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone
    • F02M25/12—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone the apparatus having means for generating such gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • 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 present invention relates to a hybrid fuel power system, characterized by comprising: the fuel injection system comprises a control system, a first fuel supply system, a second fuel supply system, an ignition system and a combustion system; the combustion system comprises an engine and a first fuel nozzle and a second fuel nozzle which are arranged on the engine and communicated with a combustion chamber of the engine; the first fuel nozzle and the second fuel nozzle are respectively connected with the output end of the first fuel supply system and the output end of the second fuel supply system through pipelines; the ignition system is communicated with a combustion chamber of the engine and is used for igniting mixed fuel in the engine; the second fuel supply system, the ignition system, the first fuel nozzle and the second fuel nozzle are all connected with the control system and are controlled by the control system. The invention can be widely applied to the field of power system design.

Description

Hybrid fuel power system
Technical Field
The invention relates to a hybrid fuel power system, and belongs to the field of power system design.
Background
At present, gasoline or diesel oil resources are increasingly in shortage, and the environmental pollution is serious. The electric automobile has limited driving range, short service life of the storage battery, limited size and quality of the storage battery, high price and serious indirect pollution.
With the attention paid to many problems such as energy crisis and environmental deterioration, and considering the social background that gasoline engines cannot be widely replaced in a short time, people are forced to continuously search for new ways to prolong the service life of traditional energy sources and reduce the emission of automobiles. Therefore, the search for alternative fuels to achieve clean and efficient combustion and reduce emissions is the main research direction of current researchers.
The hydrogen is a fuel capable of replacing petroleum, the density is low, the heat release efficiency is high, the complete combustion product is water, the pollution to air is less, the preparation method is more, and the hydrogen is renewable, so that a possibility is provided for a clean and efficient combustion power system.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a hybrid fuel power system, which has better combustion effect by introducing gasoline, a mixture of hydrogen-rich gas and air into an engine cylinder for combustion, and greatly improves the thermal efficiency of the power system by effectively utilizing waste heat.
In order to achieve the purpose, the invention adopts the following technical scheme: a hybrid fuel power system, comprising: the fuel injection system comprises a control system, a first fuel supply system, a second fuel supply system, an ignition system and a combustion system; the combustion system comprises an engine and a first fuel nozzle and a second fuel nozzle which are arranged on the engine and communicated with a combustion chamber of the engine; the first fuel nozzle and the second fuel nozzle are respectively connected with the output end of the first fuel supply system and the output end of the second fuel supply system through pipelines; the ignition system is communicated with a combustion chamber of the engine and is used for igniting mixed fuel in the engine; the second fuel supply system, the ignition system, the first fuel nozzle and the second fuel nozzle are all connected with the control system and are controlled by the control system.
Further, the second fuel supply system comprises a hydrogen preparation device, a temperature monitoring device, a first temperature control device, a second temperature control device and a pressure monitoring device; the hydrogen output end of the hydrogen preparation device is connected with the second fuel nozzle through a hydrogen supply pipeline; the temperature monitoring device is used for monitoring the temperature in the hydrogen preparation device; the first temperature control device and the second temperature control device are respectively used for heating and cooling the temperature in the hydrogen preparation device, so that the temperature in the hydrogen preparation device is kept in an optimal working temperature range; the pressure monitoring device is arranged on the hydrogen supply pipeline and is used for monitoring the hydrogen pressure in the hydrogen supply pipeline in real time; the hydrogen preparation device, the temperature monitoring device, the pressure monitoring device, the first temperature control device and the second temperature control device are all connected with a control system and are controlled by the control system.
Further, the hydrogen preparation device comprises a methanol hydrogen preparation device, a methanol tank and a methanol variable pump; the methanol hydrogen production device is arranged on an exhaust pipe of the engine, the output end of the methanol hydrogen production device is connected with the second fuel nozzle through the hydrogen supply pipeline, the input end of the methanol hydrogen production device is connected with the output end of the methanol variable pump, and the input end of the methanol variable pump is connected with the methanol tank; and the control end of the methanol variable pump is connected with the control system and used for ensuring the constant pressure of the methanol serving as the hydrogen production raw material according to the control signal sent by the control system, and regulating the supply flow of the methanol so as to control the amount of the generated hydrogen.
Further, the temperature monitoring device is a thermocouple, and the thermocouple is inserted in the shell of the methanol hydrogen production device and is used for monitoring the real-time working temperature in the methanol hydrogen production device and sending the real-time working temperature to the control system.
Further, the first temperature control device is an electric heater, and the electric heater is inserted in a shell of the methanol hydrogen production device and connected with the control system; and the control system compares the received real-time working temperature with a preset optimal working temperature range, and controls the second temperature control device to be closed and the electric heater to be started to heat the methanol hydrogen production device when the real-time working temperature is lower than the preset optimal working temperature range.
Further, the second temperature control device comprises a high-temperature electromagnetic valve arranged on an exhaust branch pipe, and the exhaust branch pipe is arranged in parallel with the methanol hydrogen production device and communicated with the exhaust pipe; and the high-temperature electromagnetic valve is connected with the control system and used for controlling the high-temperature electromagnetic valve to be opened and controlling the first temperature control device to be closed when the real-time working temperature is higher than the preset optimal working temperature range.
Further, the optimal working temperature range of the methanol hydrogen production device is 250-285 ℃.
Further, the engine adopts a gasoline and hydrogen dual-fuel compression ignition type electronic fuel injection engine.
Further, the first fuel supply system comprises a gasoline tank and a gasoline pump, the gasoline tank is used for storing gasoline, the gasoline pump is used for pumping the gasoline stored in the gasoline tank into a gasoline supply pipeline, and the tail end of the gasoline supply pipeline is connected with the first fuel nozzle.
Due to the adoption of the technical scheme, the invention has the following advantages:
1. the invention mixes hydrogen into gasoline fuel for combustion by arranging the first fuel supply system and the second fuel supply system, can improve the low-temperature combustion characteristic of the gasoline by utilizing the characteristics of low hydrogen ignition energy and high flame propagation speed, has wide combustible range of the gasoline and the hydrogen, can run under the working condition of thinner gas mixture compared with a gasoline engine, and is beneficial to improving the emission level of the engine and reducing the fuel consumption rate.
2. The invention reduces the combustion products of the gasoline and improves the emission level of the engine because the hydrogen is mixed in the gasoline fuel.
3. The hydrogen comes from the methanol cracking hydrogen production device, and the device utilizes the heat of the tail gas of the engine to ensure that the methanol reacts under the action of the catalyst to generate hydrogen-rich gas, thereby effectively utilizing the waste heat of the engine and improving the energy utilization rate. The hydrogen production raw material methanol has wide source and low cost, belongs to clean novel energy, and the reaction product has no pollution.
Therefore, the invention can be widely applied to the field of power system design.
Drawings
FIG. 1 is a schematic block diagram of a hybrid dual fuel power system provided by the present invention;
the reference numbers in the figures are as follows:
the components in the figures are numbered as follows: 1. a gasoline tank; 2. a gasoline pump; 3. a control system; 4. an engine; 5. a first fuel nozzle; 6. a second fuel nozzle; 7. an exhaust branch pipe; 8. an exhaust pipe; 9. a high temperature solenoid valve; 10. a methanol tank; 11. a methanol variable pump; 12. a thermocouple; 13. an electric heater; 14. a methanol hydrogen production plant; 15. a hydrogen pressure sensor; 16. an ignition system.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
The spontaneous combustion temperature of the hydrogen is higher, which indicates that the hydrogen is more suitable for being applied to a spark ignition type internal combustion engine, and the flame propagation rate of the hydrogen is about five times of that of the gasoline, so that the gasoline hydrogen-doped flame can obtain higher mixed gas uniformity, the cycle variation of the gasoline engine is reduced, and the combustion duration is reduced. Meanwhile, the hydrogen has a wider ignition limit, and the ignition limit of other fuels can be improved by adding hydrogen. In addition, only about one third of the energy generated by the combustion of the engine power system is effectively utilized, and the rest energy is dissipated to the air in the form of heat, so that the energy is wasted.
Based on the above analysis, the invention provides a hybrid fuel power system, wherein an engine in the power system is a gasoline and hydrogen dual-fuel compression ignition type electronic injection engine. The power system utilizes the waste heat of the tail gas of the engine, and adopts the methanol cracking hydrogen production device to produce hydrogen-rich gas, the main components of the hydrogen-rich gas are hydrogen and carbon dioxide, gasoline, the hydrogen-rich gas and the air mixture enter the cylinder of the engine to be combusted, and the combustion effect is good. Meanwhile, the waste heat is effectively utilized, and the heat efficiency of the power system is greatly improved.
Specifically, the present invention provides a hybrid fuel power system, comprising: a control system 3, a first fuel supply system, a second fuel supply system, an ignition system and a combustion system. The combustion system comprises an engine 4, and a first fuel nozzle 5 and a second fuel nozzle 6 which are arranged on the engine 4 and communicated with a combustion chamber of the engine 4, wherein the first fuel nozzle 5 and the second fuel nozzle 6 are respectively connected with the output end of a first fuel supply system and the output end of a second fuel supply system through pipelines; the ignition system is communicated with a combustion chamber of the engine 4 and is used for igniting the mixed fuel in the engine 4; the second fuel supply system, the ignition system, the first fuel injector 5 and the second fuel injector 6 are all connected to the control system 3 and controlled by the control system 3.
Further, the engine 4 adopts a gasoline and hydrogen dual-fuel compression ignition type electronic fuel injection engine.
Further, the first fuel supply system comprises a gasoline tank 1 and a gasoline pump 2, wherein the gasoline tank 1 is used for storing gasoline, the gasoline pump 2 is used for pumping the gasoline stored in the gasoline tank 1 into a gasoline supply pipeline, and the tail end of the gasoline supply pipeline is connected with the first fuel nozzle 5.
Further, the second fuel supply system includes a hydrogen production device, a temperature monitoring device, a first temperature control device, a second temperature control device, and a pressure monitoring device. Wherein, the hydrogen output end of the hydrogen preparation device is connected with the second fuel nozzle 6 through a hydrogen supply pipeline; the temperature monitoring device is used for monitoring the temperature in the hydrogen preparation device; the first temperature control device and the second temperature control device are respectively used for heating and cooling the temperature in the hydrogen preparation device, so that the temperature in the hydrogen preparation device is kept in the optimal working temperature range; the pressure monitoring device is arranged on the hydrogen supply pipeline and is used for monitoring the hydrogen pressure in the hydrogen supply pipeline in real time; the hydrogen preparation device, the temperature monitoring device, the pressure monitoring device, the first temperature control device and the second temperature control device are all connected with the control system 3 and are controlled by the control system 3.
Further, the hydrogen preparation device comprises a methanol hydrogen production device 14, a methanol tank 10 and a methanol variable pump 11. Wherein, the methanol hydrogen production device 14 is arranged on an exhaust pipe 8 of the engine 4, the output end of the methanol hydrogen production device 14 is connected with the second fuel nozzle 6 through a hydrogen supply pipeline, the input end of the methanol hydrogen production device 14 is connected with the output end of the methanol variable pump 11, and the input end of the methanol variable pump 11 is connected with the methanol tank 10. The control end of the methanol variable pump 11 is connected with the control system 3 and used for ensuring the pressure of the hydrogen production raw material methanol to be constant according to the control signal sent by the control system 3, and adjusting the supply flow of the methanol to further control the amount of the generated hydrogen.
Further, the temperature monitoring device is a thermocouple 12, and the thermocouple 12 is inserted in the casing of the methanol hydrogen production device 14, and is used for monitoring the real-time working temperature in the methanol hydrogen production device 14 and sending the real-time working temperature to the control system 3.
Further, the first temperature control device is an electric heater 13, and the electric heater 13 is inserted in the shell of the methanol hydrogen production device 14 and connected with the control system 3; the control system 3 compares the received real-time working temperature with a preset optimal working temperature range, and controls the second temperature control device to be closed and the electric heater 13 to be started to heat the methanol hydrogen production device 14 when the real-time working temperature is lower than the preset optimal working temperature range.
Further, the second temperature control device comprises a high-temperature electromagnetic valve 9 arranged on the exhaust branch pipe 7, wherein the exhaust branch pipe 7 is arranged in parallel with the methanol hydrogen production device 14 and is communicated with the exhaust pipe 8; the high-temperature electromagnetic valve 9 is connected with the control system 3 and used for controlling the high-temperature electromagnetic valve 9 to be opened and controlling the electric heater 14 to be closed when the real-time working temperature is higher than the preset optimal working temperature range, so that partial tail gas of the engine 4 is discharged from the exhaust branch pipe 7, the temperature of the methanol hydrogen production device 14 is reduced, and the methanol hydrogen production device 14 is kept in the optimal working temperature range.
Further, the optimal operating temperature range of the methanol hydrogen production device 14 is 250-285 ℃.
Further, a catalyst is also arranged in the methanol hydrogen production device 14, so that the methanol is subjected to reforming reaction under the action of the catalyst in the methanol hydrogen production device, and main products are hydrogen and carbon dioxide.
Further, a set of calibration data of mixed combustion of gasoline and hydrogen is prestored in the control system 3, and is fed back to the control system 3 through data of various working conditions of the engine 4, and the control system 3 outputs signals to adjust the gasoline supply amount, the hydrogen supply amount and the hydrogen production raw material methanol supply amount, and controls the first temperature control device and the second temperature control device to keep the methanol hydrogen production device 14 in the optimal working temperature range.
The above embodiments are only used for illustrating the present invention, and the structure, connection mode, manufacturing process, etc. of the components may be changed, and all equivalent changes and modifications performed on the basis of the technical solution of the present invention should not be excluded from the protection scope of the present invention.

Claims (9)

1. A hybrid fuel power system, comprising:
the fuel injection system comprises a control system, a first fuel supply system, a second fuel supply system, an ignition system and a combustion system;
the combustion system comprises an engine and a first fuel nozzle and a second fuel nozzle which are arranged on the engine and communicated with a combustion chamber of the engine;
the first fuel nozzle and the second fuel nozzle are respectively connected with the output end of the first fuel supply system and the output end of the second fuel supply system through pipelines;
the ignition system is communicated with a combustion chamber of the engine and is used for igniting mixed fuel in the engine;
the second fuel supply system, the ignition system, the first fuel nozzle and the second fuel nozzle are all connected with the control system and are controlled by the control system.
2. A hybrid fuel power system of claim 1, wherein said second fuel supply system includes a hydrogen production device, a temperature monitoring device, a first temperature control device, a second temperature control device, and a pressure monitoring device;
the hydrogen output end of the hydrogen preparation device is connected with the second fuel nozzle through a hydrogen supply pipeline;
the temperature monitoring device is used for monitoring the temperature in the hydrogen preparation device;
the first temperature control device and the second temperature control device are respectively used for heating and cooling the temperature in the hydrogen preparation device, so that the temperature in the hydrogen preparation device is kept in an optimal working temperature range;
the pressure monitoring device is arranged on the hydrogen supply pipeline and is used for monitoring the hydrogen pressure in the hydrogen supply pipeline in real time;
the hydrogen preparation device, the temperature monitoring device, the pressure monitoring device, the first temperature control device and the second temperature control device are all connected with a control system and are controlled by the control system.
3. A hybrid fuel power system as set forth in claim 2 wherein said hydrogen production means comprises a methanol hydrogen production means, a methanol tank and a methanol variable displacement pump;
the methanol hydrogen production device is arranged on an exhaust pipe of the engine, the output end of the methanol hydrogen production device is connected with the second fuel nozzle through the hydrogen supply pipeline, the input end of the methanol hydrogen production device is connected with the output end of the methanol variable pump, and the input end of the methanol variable pump is connected with the methanol tank; and the control end of the methanol variable pump is connected with the control system and used for ensuring the constant pressure of the methanol serving as the hydrogen production raw material according to the control signal sent by the control system, and regulating the supply flow of the methanol so as to control the amount of the generated hydrogen.
4. A hybrid fuel power system as set forth in claim 3, wherein said temperature monitoring device is a thermocouple inserted into the housing of said hydrogen methanol production plant for monitoring the real-time operating temperature in said hydrogen methanol production plant and sending it to said control system.
5. A hybrid fuel power system as set forth in claim 3, wherein said first temperature control device is an electric heater, said electric heater being inserted into a housing of said methanol hydrogen plant and connected to said control system; and the control system compares the received real-time working temperature with a preset optimal working temperature range, and controls the second temperature control device to be closed and the electric heater to be started to heat the methanol hydrogen production device when the real-time working temperature is lower than the preset optimal working temperature range.
6. A hybrid fuel power system as set forth in claim 3, wherein said second temperature control means comprises a high temperature solenoid valve disposed in an exhaust branch pipe, said exhaust branch pipe being disposed alongside said methanol hydrogen plant and communicating with said exhaust pipe; and the high-temperature electromagnetic valve is connected with the control system and used for controlling the high-temperature electromagnetic valve to be opened and controlling the first temperature control device to be closed when the real-time working temperature is higher than the preset optimal working temperature range.
7. A hybrid fuel power system as claimed in claim 3, wherein the optimum operating temperature range for the methanol hydrogen plant is 250-285 ℃.
8. A hybrid fuel power system as claimed in claim 1, wherein the engine is a gasoline and hydrogen dual fuel compression ignition electronic fuel injection engine.
9. A hybrid fuel power system as set forth in claim 1 wherein said first fuel supply system includes a gasoline tank for storing gasoline and a gasoline pump for pumping the gasoline stored in said gasoline tank into a gasoline supply line having a distal end connected to said first fuel nozzle.
CN202110400099.4A 2021-04-14 2021-04-14 Hybrid fuel power system Withdrawn CN112983657A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110400099.4A CN112983657A (en) 2021-04-14 2021-04-14 Hybrid fuel power system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110400099.4A CN112983657A (en) 2021-04-14 2021-04-14 Hybrid fuel power system

Publications (1)

Publication Number Publication Date
CN112983657A true CN112983657A (en) 2021-06-18

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Family Applications (1)

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CN202110400099.4A Withdrawn CN112983657A (en) 2021-04-14 2021-04-14 Hybrid fuel power system

Country Status (1)

Country Link
CN (1) CN112983657A (en)

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Application publication date: 20210618