CN101144424A - Arrangement of double-fuel diesel engine for vehicle - Google Patents
Arrangement of double-fuel diesel engine for vehicle Download PDFInfo
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- CN101144424A CN101144424A CNA2007100766472A CN200710076647A CN101144424A CN 101144424 A CN101144424 A CN 101144424A CN A2007100766472 A CNA2007100766472 A CN A2007100766472A CN 200710076647 A CN200710076647 A CN 200710076647A CN 101144424 A CN101144424 A CN 101144424A
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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 relates to an allocation of a vehicle diesel dual fuel engine, in particular to the allocation of the vehicle diesel dual fuel engine which takes diesel oil as auxiliary fuel, and takes edible oil as main fuel. The allocation adopts a double fuel tank allocation, and comprises a diesel engine, a fuel injection system, a high-pressure pump, a diesel tank, an oil inlet circuit and an oil return circuit of diesel oil and edible oil, and an oil inlet control system and an oil return control system of diesel oil and edible oil. Through the switching control of the two kinds of fuel of diesel oil and edible oil, when starts, the automobile uses the diesel oil as fuel, the air cylinder of the diesel engine is in a certain high temperature, only under the certain high temperature condition of the air cylinder of the diesel engine, the edible oil is exploded to generate power after through the high compression, and thereby the edible oil can be taken as fuel for a vehicle. By adopting the allocation of a diesel dual fuel engine used for a vehicle, the environmental pollution is reduced, the energy resources can be recycled, the loss of the fuel oil resources is reduced, and the edible oil is convenient for purchase to realize the power source.
Description
Technical field:
The present invention relates to a kind of configuration of double-fuel diesel engine for vehicle, particularly relating to a kind of is auxiliary fuel with diesel oil, and edible oil is the configuration of the double-fuel diesel engine for vehicle of main fuel.
Background technique:
Energy issue of world is extremely urgent, and environmental protection has become a kind of responsibility.Automobile industry is using the gasoline that extract from oil or diesel oil as the main fuel energy in a large number, but the thing followed is the severe contamination of vehicle exhaust to earth environment.In the face of environmental pollution, petroleum resources non-renewable and in short supply, and the rising steadily of fuel price, people expect to find a kind of both compliance with environmental protection requirements, the new green environment protection energy that can regenerate again, the energy-conserving and environment-protective technology of propelling vehicle industry is improved existent environment of people.
At present, developed country has paid much attention to the development and utilization of oil replacement resource, and biodiesel is wherein a kind of development of the renewable novel environment friendly energy.Biodiesel is to utilize vegetable oil (comprising soya-bean oil, rapeseed oil, sunflower oil, peanut oil, cotton seed oil, palm wet goods) or animal oil renewable resourcess such as (comprising the culinary art Residual oil) as the produced New-type fuel of raw material, have clean environment firendly, advantage such as renewable, usually mix with conventional diesel and use or use separately, can improve engine performance, reduce toxic emission.Countries such as U.S., moral, day not only carry out favorable policy, encourage the production biodiesel, and the technology of its automobile biodiesel engine also reaches its maturity.China encourages to produce and utilize biofuel from " the renewable energy sources method " of execution on January 1 in 2006, and the production and selling of biodiesel has obtained the guarantee of law.Yet because factors such as automobile industry environment of China and technical developments, people still are difficult to buy biodiesel in each gas station.
Summary of the invention:
The present invention is exactly at automobile exhaust pollution, the fuel oil shortage, fuel price goes up and fails conveniently to buy the situation of biodiesel in China at present, a kind of configuration of double-fuel diesel engine for vehicle is provided, to reach the reduction environmental pollution, the slowing oil resource loss can conveniently be realized the purpose of power resources again.
To achieve these goals, the technical solution adopted in the present invention is: the configuration of this kind double-fuel diesel engine for vehicle, include diesel engine, injection system, high-pressure service pump, diesel fuel tanks, act as a fuel with diesel oil during automobile starting, act as a fuel with edible oil during driving, promptly diesel oil is auxiliary fuel, and edible oil is a main fuel.This is configured to two fuel tank configurations, be respectively diesel fuel tanks and edible fuel tank, the oil inlet pipe of diesel fuel tanks and the oil inlet pipe of edible fuel tank are connected to the oil inlet pipe of high-pressure service pump by three-way union, the return tube of diesel fuel tanks and the return tube of edible fuel tank are connected to the return tube of high-pressure service pump by three-way union, and diesel fuel tanks and edible fuel tank be respectively arranged with oil-feed, oil return control system, use with the conversion of controlling two kinds of fuel.Acting as a fuel with diesel oil during automobile starting reaches a high temperature diesel engine cylinder, edible oil need be under the situation of diesel engine cylinder high temperature, inflammable-explosive produces the motivational drive automobile after high compression again, and automobile stops after exercising, diesel engine cylinder is still under the situation of certain high temperature, can directly start and driving, can also recover as required with the working method of diesel oil as the unique fuel of diesel engine with edible oil.This disposes employed diesel engine, and injection system, high-pressure service pump, diesel fuel tanks are without the former parts of hot-rod, have only increased edible fuel tank and oil-feed, oil return system and control system.
The configuration of above-mentioned double-fuel diesel engine for vehicle, with edible oil as main fuel oil, because edible oil is one of raw material of biodiesel,, can also use animal oil, waste cooking oil, waste oil etc. to replace edible oil in addition as main fuel oil so edible oil also is a kind of renewable eco-friendly power source, therefore, adopt the configuration of above-mentioned double-fuel diesel engine for vehicle, can reduce environmental pollution, the energy is reclaimed once more, the slowing oil resource loss also can conveniently be bought edible oil and realize power resources.
Description of drawings:
The present invention will be further described in detail below in conjunction with accompanying drawing.
Fig. 1 is the theory diagram of the configuration of double-fuel diesel engine for vehicle of the present invention.
Among the figure: 1, diesel engine, 2, injection system, 3, high-pressure service pump, 4, the high-pressure service pump oil inlet pipe, 5, three-way pipe connecting head, 6, solenoid valve, 7, the edible oil oil inlet pipe, 8, filter cleaner, 9, edible fuel tank, 10, the edible oil return tube, 11, control switch, 12, solenoid valve, 13, solenoid valve, 14, control switch, 15, the diesel oil oil inlet pipe, 16, diesel fuel tanks, 17, the diesel oil return tube, 18, solenoid valve, 19, the three-way pipe connecting head, 20, the high-pressure service pump return tube.
Embodiment:
With reference to Fig. 1, the configuration of this double-fuel diesel engine for vehicle includes diesel engine 1, injection system 2, high-pressure service pump 3, diesel fuel tanks 16, edible fuel tank 9 etc.To diesel engine 1 oil spout, this structure is with former car unanimity by injection system 2 for high-pressure service pump 3.The oil inlet pipe 15 of diesel fuel tanks 16 and the oil inlet pipe 7 of edible fuel tank 9 are connected to the oil inlet pipe 4 of high-pressure service pump 3 by three-way union 5, and the return tube 17 of diesel fuel tanks 16 is connected 19 return tubes 20 to high-pressure service pump 3 with the return tube 10 of edible fuel tank 9 by three-way union.Near edible fuel tank 9 one ends filter cleaner 8 is installed at edible oil oil inlet pipe 7, solenoid valve 6 is installed near three-way union 5 one ends; At edible oil return tube 10, diesel oil oil inlet pipe 15 is installed solenoid valve 12,13,18 on the diesel oil return tube 17 respectively, and above solenoid valve is a normally closed solenoid valve.One control loop is set between solenoid valve 6 and 12; switching by control switch 11 control electromagnetic valve 6 and 12; another control loop is set between solenoid valve 13 and 18; switching by control switch 14 control electromagnetic valve 13 and 18; above control loop has constituted oil-feed, the oil return control system of edible oil and diesel oil; this system is a manual control system, also can all drop within the protection domain of the present invention for the semi-automatic or full-automatic control system of other modes.During automobile starting, closed control switch 14, the state that solenoid valve 13 and 18 is in out, connect the advancing of diesel fuel tanks 16, oil return loop, diesel oil sprays into the cylinder of diesel engine 1 through diesel oil oil inlet pipe 15, solenoid valve 13, three-way union 5, high-pressure service pump oil inlet pipe 4, high-pressure service pump 3 and injection system 2 under the effect of high-pressure service pump 3, and fire work, make cylinder be in the certain high temperature state, disconnect control switch 14 afterwards, make solenoid valve 13 and 18 be in the state that closes, disconnect the advancing of diesel fuel tanks 16, oil return loop.Follow closed control switch 11, the state that solenoid valve 6 and 12 is in out, connect the advancing of edible fuel tank 9, oil return loop, edible oil under the effect of high-pressure service pump 3 in edible oil oil inlet pipe 7, filter cleaner 8, solenoid valve 6, three-way union 5, high-pressure service pump oil inlet pipe 4, high-pressure service pump 3 and injection system 2 spray into the high temperature cylinder of diesel engine 1, after high compression, fire again, just can produce the motivational drive automobile and exercise, thereby the switching by this pair of fuel tank realizes the purpose of double fuel driving automobile.When automobile is exercised the back when stopping, as need opening automobile again, at diesel engine cylinder still under the situation of certain high temperature, can directly start and driving with edible oil, do not reach the temperature that edible oil is fired as cylinder, just repeat to start the step of edible oil driving with diesel oil.Certainly can also close edible oil oil-feed, oil return loop as required, just can recover easily with the working method of diesel oil as the unique fuel of diesel engine.
Claims (9)
1. the configuration of a double-fuel diesel engine for vehicle, include diesel engine (1), injection system (2), high-pressure service pump (3), diesel fuel tanks (16) is characterized in that: act as a fuel with diesel oil during automobile starting, act as a fuel with edible oil during driving, be that diesel oil is auxiliary fuel, edible oil is a main fuel.
2. according to the configuration of claims 1 described double-fuel diesel engine for vehicle, it is characterized in that: this is configured to two fuel tank configurations, is respectively diesel fuel tanks (16) and edible fuel tank (9).
3. according to the configuration of claims 1 described double-fuel diesel engine for vehicle, it is characterized in that: the oil inlet pipe (15) of diesel fuel tanks (16) and the oil inlet pipe (7) of edible fuel tank (9) are connected to the oil inlet pipe (4) of high-pressure service pump (3) by three-way union (5).
4. according to the configuration of claims 1 described double-fuel diesel engine for vehicle, it is characterized in that: the return tube (17) of diesel fuel tanks (16) and the return tube (10) of edible fuel tank (9) are connected to the return tube (20) of high-pressure service pump (3) by three-way union (19).
5. according to the configuration of claims 1 described double-fuel diesel engine for vehicle, it is characterized in that: this configuration is respectively arranged with oil-feed, oil return control system to diesel fuel tanks (16) and edible fuel tank (9), uses with the conversion of controlling two kinds of fuel.
6. according to the configuration of claims 1 described double-fuel diesel engine for vehicle, it is characterized in that: described edible oil needs diesel engine (1) cylinder under the situation of certain high temperature, and inflammable-explosive produces power after high compression again.
7. according to the configuration of claims 1 described double-fuel diesel engine for vehicle, it is characterized in that: automobile is exercised the back and is stopped, and diesel engine (1) cylinder still under the situation of certain high temperature, can directly start and driving with edible oil.
8. according to the configuration of claims 1 described double-fuel diesel engine for vehicle, it is characterized in that: this configuration can recover with the working method of diesel oil as the unique fuel of diesel engine (1).
9. according to the configuration of claims 1 to 8 described double-fuel diesel engine for vehicle, it is characterized in that: the diesel engine (1) that this configuration is used, injection system (2), high-pressure service pump (3), diesel fuel tanks (16) they are without the former parts of hot-rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100766472A CN101144424A (en) | 2007-08-29 | 2007-08-29 | Arrangement of double-fuel diesel engine for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100766472A CN101144424A (en) | 2007-08-29 | 2007-08-29 | Arrangement of double-fuel diesel engine for vehicle |
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| Publication Number | Publication Date |
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| CN101144424A true CN101144424A (en) | 2008-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007100766472A Pending CN101144424A (en) | 2007-08-29 | 2007-08-29 | Arrangement of double-fuel diesel engine for vehicle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900029A (en) * | 2010-07-30 | 2010-12-01 | 奇瑞汽车股份有限公司 | Dual-fuel engine |
| CN102305137A (en) * | 2011-08-11 | 2012-01-04 | 无锡市康威环能设备有限公司 | Light/heavy oil conversion device for oil supply system |
| CN112169615A (en) * | 2020-09-28 | 2021-01-05 | 同济大学 | On-board double-fuel switchable biodiesel blending device |
| CN114076227A (en) * | 2020-08-13 | 2022-02-22 | 瑞立集团瑞安汽车零部件有限公司 | Oil tank on-off valve |
-
2007
- 2007-08-29 CN CNA2007100766472A patent/CN101144424A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900029A (en) * | 2010-07-30 | 2010-12-01 | 奇瑞汽车股份有限公司 | Dual-fuel engine |
| CN101900029B (en) * | 2010-07-30 | 2012-02-15 | 奇瑞汽车股份有限公司 | Dual-fuel engine |
| CN102305137A (en) * | 2011-08-11 | 2012-01-04 | 无锡市康威环能设备有限公司 | Light/heavy oil conversion device for oil supply system |
| CN114076227A (en) * | 2020-08-13 | 2022-02-22 | 瑞立集团瑞安汽车零部件有限公司 | Oil tank on-off valve |
| CN112169615A (en) * | 2020-09-28 | 2021-01-05 | 同济大学 | On-board double-fuel switchable biodiesel blending device |
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| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20080319 |
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