CN205036451U - Automobile -used multifuel engine - Google Patents
Automobile -used multifuel engine Download PDFInfo
- Publication number
- CN205036451U CN205036451U CN201520624126.6U CN201520624126U CN205036451U CN 205036451 U CN205036451 U CN 205036451U CN 201520624126 U CN201520624126 U CN 201520624126U CN 205036451 U CN205036451 U CN 205036451U
- Authority
- CN
- China
- Prior art keywords
- biodiesel
- oil
- diesel oil
- gasoline
- transfer pump
- 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.)
- Expired - Fee Related
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Classifications
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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
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- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
The utility model provides an automobile -used multifuel engine, includes engine body, petrol fuel supply system, CNG feed system, diesel oil fuel supply system, biodiesel fuel supply system, petrol and natural gas rail and part systems such as diesel oil and biodiesel rail. During the engine underrun, 1 jar and 3 jar work use petrol or CNG fuel, and perhaps 2 jars and 4 jar work use diesel oil or biodiesel, and during high load operation, 4 whole work of cylinders can realize that the combination of pluralities of fuel is used. Motor fuel's application range can effectively be extended to this multifuel engine, improves the utilization efficiency of fuel to reduce harmful pollutant emission.
Description
Technical field
The utility model relates to a kind of vehicular engine, espespecially a kind of vehicular engine that can use pluralities of fuel.
Background technique
Vehicular engine is the packaged type dynamic power machine that a kind of heat to power output efficiency is higher, has applying working condition wide ranges, advantage that specific power is large.It generally adopts oil (gasoline or diesel oil) as the energy, and fuel type is relatively single, and the burning of the bulk petroleum energy simultaneously also can bring serious environmental pollution problem.But high-efficiency low energy consumption, fuel type diversification, low emission low stain are the targets that technical field of engines is pursued always.
Summary of the invention
In order to realize the target of engine energy-saving, environmental protection, fuel use diversification, the utility model provides a kind of automobile multi-fuel motor, and this motor can effectively promote motor efficiency, the using scope of expansion fuel, and reduces exhaust emissions.
The technological scheme that the utility model adopts is as follows: designed motor is four-cylinder.This engine design two overlaps fuel supply system, a set of is supply gasoline or compressed natural gas, be equipped with gasoline fuel tank, gasoline and natural gas supply system, compressed natural gas bottle and natural gas pressure regulating valve, the universal rail of 35Mpa high-pressure oil gas, the universal sparger of vapour oil and gas, gasoline low pressure oil transfer pump fuel in gasoline fuel tank is to gasoline high pressure oil transfer pump, it is connected with gasoline solenoid valve by pipeline, and compressed natural gas solenoid valve is connected with compressed natural gas bottle, thereafter natural gas pressure regulating valve is connected, gasoline solenoid valve, compressed natural gas solenoid valve, vapour oil and gas universal sparger co-controlling 1 cylinder on natural gas pressure regulating valve and the universal rail of 35Mpa high-pressure oil gas and 3 cylinder fuels supply, another set of is supply diesel oil or biodiesel, be equipped with diesel oil and biodiesel separated type fuel tank, diesel oil and biodiesel fuel oil supply system, 180Mpa diesel oil and the universal high pressure oil rail of biodiesel, diesel oil and the universal oil sprayer of biodiesel, diesel oil is connected with diesel oil high pressure oil transfer pump with the diesel oil low pressure oil transfer pump in biodiesel separated type fuel tank left chamber, thereafter diesel oil solenoid valve is connected, and the biodiesel low pressure oil transfer pump in right chamber is connected with biodiesel high pressure oil transfer pump, thereafter biodiesel solenoid valve is connected, biodiesel solenoid valve, diesel oil on diesel oil solenoid valve and 180Mpa diesel oil and the universal high pressure oil rail of biodiesel and biodiesel universal oil sprayer co-controlling 2 cylinder and 4 cylinder fuels supply.It is electrodeless variable that the whole gas handling system of motor adopts continuous variable valve lift system to realize valve opening degree, and mate engine variable cylinder administrative skill, and realize engine for combusting gasoline or rock gas two cylinder operation respectively, all the other two cylinders do not work; Combustion diesel fuel or biodiesel two cylinder operation, all the other two cylinders do not work; And three kinds of different operating modes that four cylinders work simultaneously, to meet the requirement of vehicle different load operating mode.
The know-why that this programme adopts is as follows.Motor 1 cylinder and 3 cylinders use gasoline or compressed natural gas, and 2 cylinders and 4 cylinder combustion diesel fuel or biodiesel.The fire behaviour of gasoline and compressed natural gas is similar, adopts ignition mode; Compressed natural gas is a kind of gaseous fuel, uses efficiency high, and carbon containing proportion is little, can promote Economy and emissions reduction.The physicochemical property of diesel oil and biodiesel is similar, adopts compression-ignition mode; Biodiesel is a kind of renewable energy sources, containing oxygen element, effectively can reduce the discharge of carbon smoke pollution thing during burning.When multifuel engine is run, cylinder can be adjusted according to vehicle load and run quantity, make motor operate in the low oil consumption region of its mapping characteristics all the time.During low-load, the mode of operation that 1 cylinder and 3 cylinders are lighted can be adopted, now 2 cylinders and 4 cylinders close inlet and outlet door by cylinder-variable management system and fuel shutoff supply, or adopt the mode of operation of 2 cylinders and 4 cylinder compression ignites, and now 1 cylinder and 3 cylinder valve-closings, fuel supply is cut off; During high load, four cylinders all work, and ensure effective output of power.Carrying out practically pattern is as shown in table 1.
The beneficial effects of the utility model are, this motor effectively can expand the using scope of fuel, and improves efficiency of energy utilization, effectively reduces pollutant emission.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Fig. 1 is the complete layout of this model utility motor.
Fig. 2 is the cylinder arrangement figure using gasoline and compressed natural gas.
Fig. 3 is the cylinder arrangement figure of combustion diesel fuel and biodiesel.
1. suction ports in figure, 2. air-strainer, 3. turbosupercharger, 4. air-inlet grille, 5. air intake intercooler, 6. cooling fan, 7. gas handling system, the universal rail of 8.35Mpa high-pressure oil gas, 9.180Mpa diesel oil and the universal high pressure oil rail of biodiesel, 10. engine body, 11. vent systems, 12. motor 1 cylinder, 13. motor 2 cylinder, 14. motor 3 cylinder, 15. motor 4 cylinder, 16. gasoline fuel tanks, 17. gasoline low pressure oil transfer pump, 18. gasoline high pressure oil transfer pump, 19. gasoline solenoid valves, 20. compressed natural gas bottles, 21. compressed natural gas solenoid valves, 22. natural gas pressure regulating valves, the universal sparger of 23. vapour oil and gas, 24. variable lift intake valves, 25. variable lift exhaust valves, 26. spark plugs, 27. suction tude, 28. outlet pipes, 29. pistons, 30. cylinder liner, 31. connecting rods, 32. diesel oil and biodiesel separated type fuel tank, 33. diesel oil low pressure oil transfer pump, 34. diesel oil high pressure oil transfer pump, 35. diesel oil solenoid valves, 36. biodiesel low pressure oil transfer pump, 37. biodiesel high pressure oil transfer pump, 38. biodiesel solenoid valves, 39. diesel oil and the universal oil sprayer of biodiesel.
Embodiment
Shown in Fig. 1, Fig. 2 and Fig. 3, this multifuel engine have employed two cover fuel oil supply systems, can use gasoline, diesel oil, compressed natural gas and biodiesel four kinds of fuel, and fuel supply solenoid valve can control the fuel type of engine for combusting.When this engine low load runs, 1 cylinder and 3 cylinder workings can be controlled, use gasoline or compressed natural gas, the now intake and exhaust of 2 cylinders and 4 cylinders are closed, fuel delivery, by solenoid valve shuts, also can control 2 cylinders and 4 cylinder workings during low-load, fuel oil diesel oil or biodiesel, the now intake and exhaust of 1 cylinder and 3 cylinders are closed, and solenoid valve shuts is passed through in fuel delivery; And during high load running, four cylinders all work, the open and close by solenoid valve realizes combinationally using of pluralities of fuel.The fuel fabrication operation implementation pattern of this multifuel engine is as shown in table 1.
The combination of table 1 multifuel engine uses operating mode
Claims (1)
1. an automobile multi-fuel motor, this motor is four-cylinder, design two cover fuel supply system, a set of is supply gasoline or compressed natural gas, be equipped with gasoline fuel tank, compressed natural gas bottle and natural gas pressure regulating valve, gasoline high pressure oil transfer pump, the universal rail of 35Mpa high-pressure oil gas, the universal sparger of vapour oil and gas, it is characterized by: gasoline low pressure oil transfer pump (17) to be positioned in gasoline fuel tank (16) and to be connected with gasoline high pressure oil transfer pump (18), gasoline high pressure oil transfer pump (18) is connected with gasoline solenoid valve (19) by pipeline, compressed natural gas solenoid valve (21) is connected with compressed natural gas bottle (20), and be connected by pipeline with natural gas pressure regulating valve (22), natural gas pressure regulating valve (22), compressed natural gas solenoid valve (21), gasoline solenoid valve (19) supplies with the universal sparger of vapour oil and gas (23) co-controlling 1 cylinder be arranged on the universal rail of 35Mpa high-pressure oil gas and 3 cylinder fuels, another set of is supply diesel oil or biodiesel, be equipped with diesel oil and biodiesel separated type fuel tank, diesel oil and biodiesel fuel oil supply system, 180Mpa diesel oil and the universal high pressure oil rail of biodiesel, diesel oil and the universal oil sprayer of biodiesel, it is characterized by: diesel oil low pressure oil transfer pump (33) is positioned over diesel oil and is connected with diesel oil high pressure oil transfer pump (34) with biodiesel separated type fuel tank (32) left chamber, diesel oil high pressure oil transfer pump (34) is connected with diesel oil solenoid valve (35) by pipeline, biodiesel low pressure oil transfer pump (36) is positioned over diesel oil and is connected with biodiesel high pressure oil transfer pump (37) with biodiesel separated type fuel tank (32) right chamber, biodiesel high pressure oil transfer pump (37) is connected with biodiesel solenoid valve (38) by pipeline, biodiesel solenoid valve (38), diesel oil solenoid valve (35) be arranged on diesel oil on 180Mpa diesel oil and the universal high pressure oil rail of biodiesel and the universal oil sprayer of biodiesel (39) co-controlling 2 cylinder and 4 cylinder fuels and supply, engine aspirating system adopts continuous variable valve lift system, and mate engine variable cylinder administrative skill, realize three kinds of different operating modes that engine for combusting gasoline or rock gas two cylinder operation, combustion diesel fuel or biodiesel two cylinder operation and four cylinders work simultaneously respectively, to meet the requirement of vehicle different load operating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520624126.6U CN205036451U (en) | 2015-08-19 | 2015-08-19 | Automobile -used multifuel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520624126.6U CN205036451U (en) | 2015-08-19 | 2015-08-19 | Automobile -used multifuel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205036451U true CN205036451U (en) | 2016-02-17 |
Family
ID=55295360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520624126.6U Expired - Fee Related CN205036451U (en) | 2015-08-19 | 2015-08-19 | Automobile -used multifuel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205036451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042886A (en) * | 2016-07-01 | 2016-10-26 | 李勇军 | Diesel, gasoline and electric integrated power machine |
-
2015
- 2015-08-19 CN CN201520624126.6U patent/CN205036451U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106042886A (en) * | 2016-07-01 | 2016-10-26 | 李勇军 | Diesel, gasoline and electric integrated power machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160217 Termination date: 20160819 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |