CN106438124A - Self-heating diesel engine fuel oil supply system and oil supply method - Google Patents
Self-heating diesel engine fuel oil supply system and oil supply method Download PDFInfo
- Publication number
- CN106438124A CN106438124A CN201610813720.9A CN201610813720A CN106438124A CN 106438124 A CN106438124 A CN 106438124A CN 201610813720 A CN201610813720 A CN 201610813720A CN 106438124 A CN106438124 A CN 106438124A
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- China
- Prior art keywords
- oil
- fuel tank
- diesel
- diesel engine
- fuel
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- 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.)
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Classifications
-
- 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
- F02M31/00—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture
- F02M31/02—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating
- F02M31/16—Other apparatus for heating fuel
-
- 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
- F02M37/0076—Details of the fuel feeding system related to the fuel tank
- F02M37/0088—Multiple separate fuel tanks or tanks being at least partially partitioned
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention relates to a diesel engine fuel oil supply system, which aims to solve the problem that an existing diesel engine cannot use high-grade diesel oil under a low-temperature environment. The invention provides a self-heating diesel engine fuel oil supply system, which comprises a diesel engine, and a main oil tank for storing and filling the high-grade diesel oil, and is characterized by further comprising an auxiliary oil tank for storing and filling low-grade diesel oil. A fuel oil receiving end of the diesel engine is connected with the main oil tank and the auxiliary oil tank through an oil conveying pipeline; a switch valve is arranged on the oil conveying pipeline; a heat exchanger with a fluid for supplying heat is arranged in the main oil tank; and an inlet and an outlet of the heat exchanger are connected onto a cooling liquid circulation channel of the engine. The self-heating diesel engine fuel oil supply system provided by the invention has a diesel oil heating function, and the high-grade diesel oil can be continuously used under the ultralow-temperature environment, and the using economic effectiveness of fuel oil is achieved.
Description
Technical field
A kind of a kind of the present invention relates to fuel system for diesel engine, more particularly, it relates to self-heating diesel engine fuel oil fuel feeding
System and fuel supply method.
Background technology
In existing diesel fuel system the diesel oil filling trade mark need to higher than the local lowest temperature 4～6 DEG C or so of diesel oil, than
If the lowest temperature is where -5 DEG C, need to fill-No. 10 light diesel fuels.Part fuel system for diesel engine is equipped with self heating function,
The heater for possessing common preheating function needs to preheat by car load storage battery or external power supply.Therefore in existing diesel fuel feeding system
In system, low temperature environment can only be used at low ambient temperatures to correspond to the diesel oil of the trade mark, it is impossible to using No. 0 generally common diesel oil, low
Its calorific value of the diesel oil of the trade mark will often be less than the diesel oil of the high trade mark, such as-No. 10 diesel oil calorific values 10% left side lower than conventional No. 0 diesel oil
The right side, and low trade mark diesel-fuel price is higher.
The existing system by the heating of car load storage battery, can only ensure the needs of normal cold-boot in low temperature environment, it is impossible to
Heat for a long time, bad adaptability, and expend extra energy and could realize heating.
Content of the invention
The technical problem to be solved in the present invention is the bavin that can not use the high trade mark for existing diesel at low ambient temperatures
Oily problem, and a kind of self-heating diesel engine fuel oil oil supply system and fuel supply method are provided.
The present invention is that to realize the technical scheme of its purpose be such：Self-heating diesel engine fuel oil oil supply system, bag are provided
Include Diesel engine, the main fuel tank of the high trade mark diesel oil of saving；Characterized by further comprising the auxiliary fuel tank of the low trade mark diesel oil of saving, institute
The fuel oil for stating Diesel engine is connected with the main fuel tank and auxiliary fuel tank through pipeline road by oily end, is arranged on the pipeline road
There is selector valve；Be provided with the heat exchanger of fluid heat supply in the main fuel tank, the gateway correspondence of the heat exchanger with described
The coolant inlet of electromotor and outlet.Give in the present invention, high trade mark diesel oil and low trade mark diesel oil be comparatively, its
Middle card in one's hand diesel oil should meet starts diesel engine function under predetermined low temperature environment, and high trade mark diesel oil is to supply electromotor
Work under general room temperature.In the present invention, if electromotor is worked at low ambient temperatures, the high trade mark diesel oil of low temperature can not make to send out
Motivation starts and work, and now, electromotor is drawn card in one's hand diesel oil from auxiliary fuel tank and starts and work, and during electromotor work, sends out
Motivation and ECT rise, and coolant drives through in-engine pump and flows through heat exchanger, with high trade mark bavin
Oily hair heat is exchanged, so as to the high trade mark diesel heating in main fuel tank；When in main fuel tank, temperature rises to a certain degree, meet
During the work requirements of electromotor, then the diesel oil of the high trade mark drawn from main fuel tank by electromotor.
In above-mentioned self-heating diesel engine fuel oil oil supply system, the selector valve is that two-position three-way valve, two oil-in divides
Do not connect with main fuel tank and auxiliary fuel tank through pipeline road, oil-out is connected by oily end with the fuel oil of electromotor through pipeline road.
In above-mentioned self-heating diesel engine fuel oil oil supply system, switch valve on heat exchanger, is provided with.
In above-mentioned self-heating diesel engine fuel oil oil supply system, also include controller, the switch valve and selector valve are all received
The electromagnetic valve of the controller control.
In above-mentioned self-heating diesel engine fuel oil oil supply system, also include to detect the temperature sensing of diesel fuel temperature in main fuel tank
Device, the temperature sensor is connected with the controller, the control when diesel fuel temperature is detected in main fuel tank less than preset value
Device controlling switch valve processed makes auxiliary fuel tank be connected and control three-way valve so that heat exchanger is started with described by oily end with the electromotor
Machine inner cycle channel connects to form closed circuit.
The present invention is that to realize another technical scheme of its purpose be such：A kind of above-mentioned diesel engine fuel oil fuel feeding system is provided
The fuel supply method of system, it is characterised in that comprise the steps：High trade mark diesel fuel temperature in measurement main fuel tank, when diesel oil in main fuel tank
When temperature is less than preset value, the electromotor is drawn card in one's hand diesel oil from auxiliary fuel tank and so that engine coolant is flowed through located at master
Heat exchanger in fuel tank is heated to diesel oil in main fuel tank, is started described in when in main fuel tank, diesel fuel temperature is higher than preset value
High trade mark diesel oil drawn from main fuel tank by machine.
The present invention compared with prior art, with advantages below：
1. improved technology utilizes electromotor self heat heated fuel oil, it is ensured that persistently using height in ultra-low temperature surroundings
The fuel oil of the trade mark, realizes self-heating；
2. improved technology low cost, simple to operate, only need to arrange in the fuel tank of prior art and heat pipeline, then aid in
Increase some electric-controlled switch valves, realize self adaptation；
3. diesel oil of the ultralow temperature area using high the trade mark (high heating value) is realized, obtains fuel oil its usage economy.
Description of the drawings
Fig. 1 is the plan structure schematic diagram of self-heating diesel engine fuel oil oil supply system of the present invention.
Fig. 2 is the side-looking structure principle chart of self-heating diesel engine fuel oil oil supply system of the present invention.
In figure parts title and sequence number：
Electromotor 1, by oil pipe 2, selector valve 3, main fuel tank fuel sucking pipe 4, auxiliary fuel tank fuel sucking pipe 5, main fuel tank 6, auxiliary fuel tank 7,
Heat exchanger 8, thermal source enters pipe 9, thermal source outlet pipe 10, switch valve 11, engine water pump inlet 12, hot engine water intake 13.
Specific embodiment
Specific embodiment is described below in conjunction with the accompanying drawings.
As shown in Fig. 1 Fig. 2, self-heating diesel engine fuel oil oil supply system in the present invention, including Diesel engine 1, saving
The main fuel tank 6 of high trade mark diesel oil and the auxiliary fuel tank 7 of the low trade mark diesel oil of saving, being connected with by oily end by oil pipe 2 of electromotor 1,
Selector valve 3 is connected with by the end of oil pipe 2；Selector valve 3 is Electrocontrolled tee valve, its oil-out be connected by oil pipe 2, two oil-feeds
Mouth is connected with the auxiliary fuel tank fuel sucking pipe 5 on main fuel tank fuel sucking pipe 4 and auxiliary fuel tank 7 on main fuel tank 6 respectively.
Heat exchanger 8 is provided with main fuel tank 6, the engine coolant for introducing high temperature is carried out to diesel oil in main fuel tank 6
Heating.
The cooling system of electromotor 1 includes inner cycle channel and outside the circular channels.The coolant outside the circular channels of electromotor
It is made up of radiator.Inner cycle channel two ends have the interface being connected with outside the circular channels on the engine, wherein connect at one
Water pump is installed in mouthful, drives coolant to flow in circulation canal, the interface is engine water pump inlet 12；Another interface is
Engine thermal cooling liquid outlet 13；Engine water pump inlet of the fluid issuing of heat exchanger through thermal source outlet pipe 10 and on electromotor
12 connections, engine thermal cooling liquid outlet 13 is entered pipe 9 through thermal source and is connected with the fluid intake of heat exchanger.Enter on pipe 9 in thermal source
It is provided with electric-controlled switch valve 11.
In the present embodiment, the temperature sensor of diesel fuel temperature in detection main fuel tank is provided with main fuel tank 6, and temperature is passed
Sensor is connected with controller, and controller is also connected with the Electromagnetic Control end of switch valve 11 and selector valve simultaneously.Controller can make
With the on-board controller in machine conventional machines, correlation function is realized by software programming.
The fuel supply method step of above-mentioned diesel engine fuel oil oil supply system is as follows：After machine power-up initializing, temperature sensor
Diesel fuel temperature in measurement main fuel tank, when in main fuel tank, high trade mark diesel fuel temperature is less than preset value, controller control selections valve 3 makes
Connected with auxiliary fuel tank fuel sucking pipe 5 by oil pipe 2, low trade mark diesel oil drawn from auxiliary fuel tank by electromotor, makes electromotor in low temperature environment
Lower smoothly start, controller while controlling switch valve makes heat exchanger connect with the cooling circulation canal of electromotor, with starting
Machine is being operated using card in one's hand diesel oil, and its body and coolant temperature gradually rise, and the pump in engine-cooling system drives cold
But liquid flows through heat exchanger, and the high trade mark diesel oil in main fuel tank is heated, when in main fuel tank, high trade mark diesel fuel temperature is raised
To meet electromotor job requirement when, controller control selections valve is switched over, and is made by oil pipe and main fuel tank fuel sucking pipe 4 even
Logical, high trade mark diesel oil operation drawn from main fuel tank by electromotor.When in main fuel tank temperature to during more than predetermined value, controller
Control closing switch valve 11, prevents fuel oil temperature in main fuel tank too high.
Claims (6)
1. a kind of self-heating diesel engine fuel oil oil supply system, including Diesel engine, the main fuel tank of the high trade mark diesel oil of saving；Which is special
Levy the auxiliary fuel tank for being also to include the low trade mark diesel oil of saving, the fuel oil of the Diesel engine by oily end through pipeline road with described
Main fuel tank and auxiliary fuel tank connection, are provided with selector valve on the pipeline road；The heat of fluid heat supply is provided with the main fuel tank
Exchanger, the gateway correspondence of the heat exchanger and coolant inlet and the outlet of the electromotor.
2. self-heating diesel engine fuel oil oil supply system according to claim 1, it is characterised in that the selector valve be
Three-way valve, two oil-in is connected with main fuel tank and auxiliary fuel tank through pipeline road respectively, oil-out through pipeline road with start
The fuel oil of machine is connected by oily end.
3. self-heating diesel engine fuel oil oil supply system according to claim 2, it is characterised in that be provided with heat exchanger
Switch valve.
4. self-heating diesel engine fuel oil oil supply system according to any one of claim 1 to 3, it is characterised in that also include
Controller, the switch valve and selector valve are all the electromagnetic valves by controller control.
5. self-heating diesel engine fuel oil oil supply system according to claim 4, it is characterised in that also include to detect main fuel tank
The temperature sensor of interior diesel fuel temperature, the temperature sensor is connected with the controller, when detecting diesel oil temperature in main fuel tank
Degree makes auxiliary fuel tank be connected and control three-way valve by oily end with the electromotor less than controller controlling switch valve during preset value
Heat exchanger is made to connect to form closed circuit with the electromotor inner cycle channel.
6. a kind of fuel supply method of the diesel engine fuel oil oil supply system for any one of claim 1 to 5, its feature exists
In comprising the steps：High trade mark diesel fuel temperature in measurement main fuel tank, when in main fuel tank, diesel fuel temperature is less than preset value, described
Electromotor is drawn card in one's hand diesel oil from auxiliary fuel tank and makes engine coolant flow through the heat exchanger in main fuel tank to master
In fuel tank, diesel oil is heated, and when in main fuel tank, diesel fuel temperature is higher than preset value, high board drawn from main fuel tank by the electromotor
Number diesel oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610813720.9A CN106438124A (en) | 2016-09-09 | 2016-09-09 | Self-heating diesel engine fuel oil supply system and oil supply method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610813720.9A CN106438124A (en) | 2016-09-09 | 2016-09-09 | Self-heating diesel engine fuel oil supply system and oil supply method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106438124A true CN106438124A (en) | 2017-02-22 |
Family
ID=58167528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610813720.9A Withdrawn CN106438124A (en) | 2016-09-09 | 2016-09-09 | Self-heating diesel engine fuel oil supply system and oil supply method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106438124A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109184973A (en) * | 2018-09-04 | 2019-01-11 | 潍柴动力股份有限公司 | Fuel oil supply system and fuel delivery method for engine |
| CN109973262A (en) * | 2019-04-10 | 2019-07-05 | 安徽安凯汽车股份有限公司 | A kind of water heated type Dual-cavity oil tank control system based on intelligent control |
| CN111042966A (en) * | 2020-01-03 | 2020-04-21 | 上海电机学院 | Economical fuel system |
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|---|---|---|---|---|
| CN1469038A (en) * | 2003-07-01 | 2004-01-21 | 金建海 | Environment-protecting and energy-saving oil burning system |
| CN202545063U (en) * | 2012-04-28 | 2012-11-21 | 朝阳朗瑞发动机节能科技有限公司 | Oil preheating device of diesel-fired heating, ventilation and air-conditioning system |
| CN104819079A (en) * | 2015-05-08 | 2015-08-05 | 江苏柳工机械有限公司 | Diesel low-temperature cold starting fuel supply system |
| CN204646487U (en) * | 2015-04-08 | 2015-09-16 | 张桂才 | A kind of diesel engine constant temperature oil supplying device |
| CN105402059A (en) * | 2015-12-08 | 2016-03-16 | 内蒙古包钢钢联股份有限公司 | Diesel-type automobile fuel oil preheating device |
| CN105840361A (en) * | 2016-05-17 | 2016-08-10 | 内蒙古包钢钢联股份有限公司 | Fuel oil pre-heating system for diesel type automobile |
-
2016
- 2016-09-09 CN CN201610813720.9A patent/CN106438124A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1469038A (en) * | 2003-07-01 | 2004-01-21 | 金建海 | Environment-protecting and energy-saving oil burning system |
| CN202545063U (en) * | 2012-04-28 | 2012-11-21 | 朝阳朗瑞发动机节能科技有限公司 | Oil preheating device of diesel-fired heating, ventilation and air-conditioning system |
| CN204646487U (en) * | 2015-04-08 | 2015-09-16 | 张桂才 | A kind of diesel engine constant temperature oil supplying device |
| CN104819079A (en) * | 2015-05-08 | 2015-08-05 | 江苏柳工机械有限公司 | Diesel low-temperature cold starting fuel supply system |
| CN105402059A (en) * | 2015-12-08 | 2016-03-16 | 内蒙古包钢钢联股份有限公司 | Diesel-type automobile fuel oil preheating device |
| CN105840361A (en) * | 2016-05-17 | 2016-08-10 | 内蒙古包钢钢联股份有限公司 | Fuel oil pre-heating system for diesel type automobile |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109184973A (en) * | 2018-09-04 | 2019-01-11 | 潍柴动力股份有限公司 | Fuel oil supply system and fuel delivery method for engine |
| CN109973262A (en) * | 2019-04-10 | 2019-07-05 | 安徽安凯汽车股份有限公司 | A kind of water heated type Dual-cavity oil tank control system based on intelligent control |
| CN111042966A (en) * | 2020-01-03 | 2020-04-21 | 上海电机学院 | Economical fuel system |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170222 |
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| WW01 | Invention patent application withdrawn after publication |