CN107939562B - A kind of engine fuel temprature control method and its system, automobile - Google Patents
A kind of engine fuel temprature control method and its system, automobile Download PDFInfo
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- CN107939562B CN107939562B CN201711038491.9A CN201711038491A CN107939562B CN 107939562 B CN107939562 B CN 107939562B CN 201711038491 A CN201711038491 A CN 201711038491A CN 107939562 B CN107939562 B CN 107939562B
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- 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
- F02M31/20—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for cooling
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- 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
- F02M31/20—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for cooling
- F02M31/205—Control
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Fuel Cell (AREA)
Abstract
The present invention relates to field of automobile more particularly to a kind of engine fuel temprature control method and its systems, automobile.Wherein, which includes: the temperature for obtaining fuel oil；According to the temperature of fuel oil, the temperature of the coolant liquid of regulating cell cooling system；The coolant liquid for controlling fuel oil and battery cooling system carries out heat exchange, so that the temperature of fuel oil is fallen in preset temperature range.Therefore, it can ensure that fuel oil temperature work within the scope of best temperature, to promote the working efficiency of engine, reduces oil consumption and discharge.
Description
Technical field
The present invention relates to field of automobile more particularly to a kind of engine fuel temprature control method and its it is
System, automobile.
Background technique
Currently, the exploitation of hybrid electric vehicle is by automobile system as national oil consumption and the continuous of emission regulation add sternly
Make the favor of quotient.However, the efficiency for how promoting hybrid power engine is an important proposition.
In numerous factors for influencing engine combustion efficiency, oil consumption and discharge of the variation of fuel oil temperature to engine
Generate significant impact.Fuel oil temperature changes with the variation of environment temperature, when fuel oil temperature is too low, will lead to automobile
Oil atomizing is bad, engine emission and poor fuel consumption, and when fuel oil temperature is excessively high, then the angle of ignition that will lead to engine pushes away
Late, burning is deteriorated, engine power decline that is, oil consumption rise.
Summary of the invention
The purpose of the embodiment of the present invention is intended to provide a kind of engine fuel temprature control method and its system, automobile,
The fuel oil temperature for being able to solve traditional technology is easy fluctuation and causes technical problem of the engine operating efficiency lowly with not enough environmental protection.
It is that it is realized by adopting the following technical scheme that the embodiment of the present invention, which solves its technical problem,.
In a first aspect, the embodiment of the present invention provides a kind of engine fuel temprature control method, which comprises obtain
Take the temperature of fuel oil；According to the temperature of the fuel oil, the temperature of the coolant liquid of regulating cell cooling system；Control the fuel oil with
The coolant liquid of the battery cooling system carries out heat exchange, so that the temperature of the fuel oil is fallen in preset temperature range.
Optionally, the temperature according to the fuel oil, the temperature of the coolant liquid of regulating cell cooling system, comprising: sentence
Whether the temperature of the fuel oil of breaking is greater than the first preset threshold；If the temperature of the fuel oil is greater than the first preset threshold, institute is obtained
The temperature of the coolant liquid of battery cooling system is stated, and according to the coolant liquid of the temperature of the fuel oil and the battery cooling system
Temperature, the temperature of the coolant liquid of regulating cell cooling system；If the temperature of the fuel oil keeps institute less than the first preset threshold
State the temperature of the coolant liquid of battery cooling system.
Optionally, the temperature of the temperature according to the fuel oil and the coolant liquid of the battery cooling system adjusts electricity
The temperature of the coolant liquid of pond cooling system, comprising: it is described to judge whether the temperature of the coolant liquid of the battery cooling system is greater than
The temperature of fuel oil；It is if the temperature of the coolant liquid of the battery cooling system is greater than the temperature of the fuel oil, the battery is cooling
The temperature of the coolant liquid of system is reduced to the first temperature, and first temperature is less than the temperature of the fuel oil；If the battery is cold
But the temperature of the coolant liquid of system is less than the temperature of the fuel oil, keeps the temperature of the coolant liquid of the battery cooling system.
Optionally, the temperature according to the fuel oil, the temperature of the coolant liquid of regulating cell cooling system, comprising: sentence
Break the fuel oil temperature whether less than the second preset threshold；If the temperature of the fuel oil obtains institute less than the second preset threshold
The temperature of the coolant liquid of battery cooling system is stated, and according to the coolant liquid of the temperature of the fuel oil and the battery cooling system
Temperature, the temperature of the coolant liquid of regulating cell cooling system；If the temperature of the fuel oil is greater than the second preset threshold, institute is kept
State the temperature of the coolant liquid of battery cooling system.
Optionally, the temperature of the temperature according to the fuel oil and the coolant liquid of the battery cooling system adjusts electricity
The temperature of the coolant liquid of pond cooling system, comprising: it is described to judge whether the temperature of the coolant liquid of the battery cooling system is less than
The temperature of fuel oil；It is if the temperature of the coolant liquid of the battery cooling system is less than the temperature of the fuel oil, the battery is cooling
The temperature of the coolant liquid of system is increased to second temperature, and the second temperature is greater than the temperature of the fuel oil；If the battery is cold
But the temperature of the coolant liquid of system is greater than the temperature of the fuel oil, keeps the temperature of the coolant liquid of the battery cooling system.
In second aspect, the embodiment of the present invention provides a kind of engine fuel temperature control system, the engine fuel
Temperature control system includes: battery cooling system, and configured with the cooling inner cycle channel of battery, the cooling interior circulation of the battery is logical
Road trickling has coolant liquid；Fuel oil cooling system, is configured with fuel oil cooling duct, and the fuel oil cooling duct trickling has fuel oil；
Switch module comprising input, output end and control terminal, the input terminal are connect with the cooling inner cycle channel of the battery,
The output end is connect with the fuel oil cooling duct；Control module, respectively with the control terminal of the switch module, the electricity
Pond cooling system and fuel oil cooling system connection；Wherein, the control module includes: at least one processor；And with
The memory of at least one processor communication connection；Wherein, the memory be stored with can by it is described at least one processing
The instruction that device executes, described instruction is executed by least one described processor, so that at least one described processor can be used in
Execute described in any item engine fuel temprature control methods.
Optionally, the battery cooling system includes battery cooler and battery, and the battery cooler passes through the electricity
The cooling inner cycle channel in pond is connect with the battery.
Optionally, the battery cooling system further includes the electronic water pump for being set to the cooling inner cycle channel of the battery,
It connect with the control module；Wherein, so that at least one described processor, which can be used in executing, controls the fuel oil and institute
The coolant liquid for stating battery cooling system carries out the operation of heat exchange, comprising: by control the pumping pump rate of the electronic water pump with
Control the exchange rate of the coolant liquid of the fuel oil and the battery cooling system.
Optionally, the fuel oil cooling system includes Fuel Oil Cooler and the exit that the Fuel Oil Cooler is arranged in
Temperature sensor, the temperature sensor are connect with the control module, and the Fuel Oil Cooler is cooling configured with the fuel oil
Channel.
In the third aspect, the embodiment of the present invention provides a kind of automobile, and the automobile includes described in any item engine combustions
Oil temperature control system.
The beneficial effect of the embodiment of the present invention is that, by obtaining the temperature of fuel oil, according to the temperature of fuel oil, regulating cell is cold
But the temperature of the coolant liquid of system, the coolant liquid for controlling fuel oil and battery cooling system carries out heat exchange, so that the temperature of fuel oil
It falls in preset temperature range.Therefore, it can ensure that fuel oil temperature work within the scope of best temperature, is started to be promoted
The working efficiency of machine reduces oil consumption and discharge.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, and in order to allow above-mentioned engine fuel temprature control method of the invention and its
System, automobile and other purposes, feature and advantage can be more clearly understood, special below to lift preferred embodiment, and cooperate attached drawing, in detail
It describes in detail bright.
Detailed description of the invention
Fig. 1 is that the embodiment of the present invention provides a kind of structural schematic diagram of engine fuel temperature control system；
Fig. 2 is that the embodiment of the present invention provides a kind of structural schematic diagram of control module；
Fig. 3 is that the embodiment of the present invention provides a kind of flow diagram of engine fuel temprature control method；
Fig. 4 is that the embodiment of the present invention provides a kind of flow diagram of step 32；
Fig. 5 is that the embodiment of the present invention provides a kind of flow diagram of step 323；
Fig. 6 is that the embodiment of the present invention provides a kind of flow diagram of step 33；
Fig. 7 is that the embodiment of the present invention provides a kind of flow diagram of step 333.
Specific embodiment
Further to illustrate the present invention to reach the technical means and efficacy that predetermined purpose is taken, below in conjunction with attached drawing
And preferred embodiment, the specific implementation to engine fuel temprature control method proposed according to the present invention and its system, automobile
Mode, structure, feature and its effect, detailed description is as follows.
For the present invention aforementioned and other technology contents, feature and effect, in following cooperation with reference to the preferable implementation of figure
It can be clearly appeared from the detailed description of example.By the explanation of specific embodiment, when predetermined purpose can be reached to the present invention
The technical means and efficacy taken be able to more deeply and it is specific understand, however institute's attached drawing be only to provide reference and description it
With being not intended to limit the present invention.
Referring to Fig. 1, Fig. 1 is that the embodiment of the present invention provides a kind of structural representation of engine fuel temperature control system
Figure.As shown in Figure 1, the engine fuel temperature control system 10 includes: battery cooling system 11, fuel oil cooling system 12, opens
Close module 13 and control module 14, control module 14 respectively with the control terminal of switch module 13, battery cooling system 11 and combustion
Oil cooling system 12 connects.
Referring again to Fig. 1, battery cooling system 11 includes battery cooler 111, battery 112 and electronic water pump 113,
In, battery cooler 111 is connect by the cooling inner cycle channel 114 of battery with battery 112, and electronic water pump 113 is set to battery
On cooling inner cycle channel 114.In some embodiments, which can be the battery being made of several battery units
Packet.
Battery cooler 111 is used for the temperature of regulating cell 112, so that the work of battery 112 is under optimum temperature.Battery is cold
But there are the first cavity and the second cavity inside device 111, the first cavity is filled with refrigerant, and the second cavity is filled with coolant liquid.One
As, the coolant liquid of battery cooling system 11 may remain between 20 DEG C -30 DEG C.In some embodiments, as shown in Figure 1,
Battery cooler 111 is arranged in air-conditioning system 115, therefore, can be realized by adjusting the temperature of air-conditioning system 115
The temperature of the coolant liquid of battery cooler 111 is adjusted.
Referring again to Fig. 1, fuel oil cooling system 12 is including Fuel Oil Cooler 121 and going out for Fuel Oil Cooler 121 is arranged in
Temperature sensor 122 at mouthful, temperature sensor 122 are connect with control module 14, and Fuel Oil Cooler 121 is cooling configured with fuel oil
Channel.
Wherein, the input terminal of switch module 13 is connect with the cooling inner cycle channel 114 of battery, the output end of switch module 13
It is connect with fuel oil cooling duct.
In some embodiments, as shown in Figure 1, the fuel oil cooling system 12 further includes fuel oil supply system 123, fuel pump
124 and injection system 125.Fuel oil supply system 123 is connected to the entrance of Fuel Oil Cooler 121, is Fuel Oil Cooler 121
Fuel oil cooling duct provides fuel oil.The exit of Fuel Oil Cooler 121 is arranged in fuel pump 124, for extracting fuel oil and being
Injection system 125 provides fuel oil.
It is that the embodiment of the present invention provides a kind of working principle of engine fuel temperature control system below:
Fuel oil supply system 123 is that Fuel Oil Cooler 121 provides fuel oil, wherein the temperature of the fuel oil can be high or low, depending on work
Determine as environment temperature.
121 cooling treatment of the Fuel Oil Cooler fuel oil, and fuel oil is supplied to by injection system 125 by fuel pump 124.
Since the temperature of the fuel oil is easy to be influenced by engine operating environments, understands the temperature working range of off-target and make to send out
Motivation working efficiency is not high and energy consumption and discharge it is high.Such as: when the temperature of fuel oil is lower than 10 degrees Celsius, it will lead to oil spout
Atomization badness, the discharge and poor fuel consumption of engine.When the temperature of fuel oil is higher than 30 degrees Celsius, engine will lead to
The angle of ignition is postponed, burning is deteriorated, engine power decline that is, oil consumption rise.
In above process, temperature sensor 122 acquires the temperature of fuel oil, and collected fuel oil temperature is sent to
Control module 14.Temperature of the control module 14 according to fuel oil, the temperature of the coolant liquid of regulating cell cooling system 11, and control again
The coolant liquid of fuel oil processed and battery cooling system 11 carries out heat exchange, so that the temperature of fuel oil is fallen in preset temperature range.
In the temperature of the coolant liquid of regulating cell cooling system 11, specifically, control module 14 judges the temperature of fuel oil
Whether it is greater than the first preset threshold, if the temperature of fuel oil is greater than the first preset threshold, obtains the coolant liquid of battery cooling system 11
Temperature, and according to the temperature of the temperature of fuel oil and the coolant liquid of battery cooling system 11, regulating cell cooling system 11
The temperature of coolant liquid.If the temperature of fuel oil keeps the temperature of the coolant liquid of battery cooling system 11 less than the first preset threshold.Example
Such as: the first preset threshold is 30 degrees Celsius, when the temperature of fuel oil is in the condition of high temperature, 14 closure switch module of control module
13, so that the coolant liquid of battery cooling system 11 and fuel oil is carried out heat exchange, coolant liquid carries out in Fuel Oil Cooler 121 to fuel oil
Cooling processing, so that fuel oil temperature is maintained at preferable level.
In order to provide the exchange rate for the coolant liquid for stating fuel oil and battery cooling system 11, in heat exchanging process, control
Molding block 14 can adjust the coolant liquid of fuel oil Yu battery cooling system 11 by the pumping pump rate of control electronic water pump 113
Exchange rate.
In some embodiments, in the temperature according to the coolant liquid of the temperature and battery cooling system 11 of fuel oil, electricity is adjusted
During the temperature of the coolant liquid of pond cooling system 11, it can also judge that the temperature of the coolant liquid of battery cooling system 11 is
The no temperature greater than fuel oil, if the temperature of the coolant liquid of battery cooling system 11 is greater than the temperature of fuel oil, by battery cooling system
The temperature of 11 coolant liquid is reduced to the first temperature, and the first temperature is less than the temperature of fuel oil.Such as: control module 14 can pass through
The temperature of the coolant liquid of battery cooling system 11 is reduced to the first temperature by control air-conditioning system 115.If battery cooling system
The temperature of 11 coolant liquid is less than the temperature of fuel oil, keeps the temperature of the coolant liquid of battery cooling system 11.
Using such mode, the temperature that can reliably adjust fuel oil is maintained in preset temperature range.
In some embodiments, during the temperature of the coolant liquid of regulating cell cooling system 11, control module 14
The temperature of fuel oil be may determine that whether less than the second preset threshold, if the temperature of fuel oil obtains battery less than the second preset threshold
The temperature of the coolant liquid of cooling system, and the temperature of the coolant liquid according to the temperature and battery cooling system of fuel oil adjust electricity
The temperature of the coolant liquid of pond cooling system 11.If the temperature of fuel oil is greater than the second preset threshold, battery cooling system 11 is kept
The temperature of coolant liquid.Such as: the second preset threshold is 10 degrees Celsius, when the temperature of fuel oil is in low-temperature condition, control module
14 closure switch modules 13 make the coolant liquid of battery cooling system 11 and fuel oil carry out heat exchange, and coolant liquid is in Fuel Oil Cooler
Heating treatment is carried out to fuel oil in 121, so that fuel oil temperature is maintained at preferable level.
In some embodiments, in the temperature according to the coolant liquid of the temperature and battery cooling system 11 of fuel oil, electricity is adjusted
During the temperature of the coolant liquid of pond cooling system 11, control module 14 judges the temperature of the coolant liquid of battery cooling system 11
Whether the temperature of fuel oil is less than, if the temperature of the coolant liquid of battery cooling system 11 is less than the temperature of fuel oil, by battery cooling system
The temperature of the coolant liquid of system 11 is increased to second temperature, and second temperature is greater than the temperature of fuel oil.Such as: control module 14 can lead to
It crosses control air-conditioning system 115 and the temperature of the coolant liquid of battery cooling system 11 is increased to second temperature.If battery cooling system
The temperature of the coolant liquid of system 11 is greater than the temperature of fuel oil, keeps the temperature of the coolant liquid of battery cooling system 11.
To sum up, which can ensure that fuel oil temperature works within the scope of best temperature,
To promote the working efficiency of engine, oil consumption and discharge are reduced.
Engine fuel temperature control system shown in above-mentioned each embodiment can be applied in all types of automobiles, example
Such as: hybrid electric vehicle.
Control module shown in above-mentioned each embodiment can integrate in the electronic control unit of automobile, being logical
With processor, digital signal processor (DSP), specific integrated circuit (ASIC), field programmable gate array (FPGA), monolithic
Machine, ARM (Acorn RISC Machine) or other programmable logic device, discrete gate or transistor logic, discrete hardware
Any combination of component or these components.In addition, controller can also be any conventional processors, controller, microcontroller
Or state machine.Controller also may be implemented as calculating the combination of equipment, for example, the combination of DSP and microprocessor, multiple micro- places
Manage device, one or more microprocessors combination DSP core or any other this configuration.
In some embodiments, as shown in Fig. 2, control module 14 include: at least one processor 141 and with it is described extremely
The memory 142 of a few processor 141 communication connection；Wherein, in Fig. 2 by taking a processor 141 as an example.141 He of processor
Memory 142 can be connected by bus or other modes, in Fig. 2 for being connected by bus.
Wherein, memory 142 be stored with can by least one described processor execute instruction, described instruction by it is described extremely
A few processor executes, so that at least one described processor 141 can be used in executing the control of above-mentioned engine fuel temperature
Logic processed.
As the another aspect of the embodiment of the present invention, the embodiment of the present invention provides a kind of engine fuel temperature controlling party
Method.As shown in figure 3, the engine fuel temprature control method 30 includes:
Step 31, the temperature for obtaining fuel oil；
Step 32, the temperature according to fuel oil, the temperature of the coolant liquid of regulating cell cooling system；
Step 33, control fuel oil and battery cooling system coolant liquid carry out heat exchange so that the temperature of fuel oil fall in it is pre-
If in temperature range.
In some embodiments, as shown in figure 4, step 32 includes:
Step 321 judges whether the temperature of fuel oil is greater than the first preset threshold；
If step 322, the temperature of fuel oil are greater than the first preset threshold, the temperature of the coolant liquid of battery cooling system is obtained；
Step 323, the temperature according to the coolant liquid of the temperature and battery cooling system of fuel oil, regulating cell cooling system
The temperature of coolant liquid；
If step 324, the temperature of fuel oil keep the temperature of the coolant liquid of battery cooling system less than the first preset threshold.
In some embodiments, as shown in figure 5, step 323 includes:
Step 3231 judges whether the temperature of the coolant liquid of battery cooling system is greater than the temperature of fuel oil；
If step 3232, the temperature of the coolant liquid of battery cooling system are greater than the temperature of fuel oil, by battery cooling system
The temperature of coolant liquid is reduced to the first temperature, and the first temperature is less than the temperature of fuel oil；
If step 3233, the temperature of the coolant liquid of battery cooling system are less than the temperature of fuel oil, battery cooling system is kept
Coolant liquid temperature.
In some embodiments, as shown in fig. 6, step 33 includes:
Whether step 331 judges the temperature of fuel oil less than the second preset threshold；
If step 332, the temperature of fuel oil obtain the temperature of the coolant liquid of battery cooling system less than the second preset threshold；
Step 333, the temperature according to the coolant liquid of the temperature and battery cooling system of fuel oil, regulating cell cooling system
The temperature of coolant liquid；
If step 334, the temperature of fuel oil are greater than the second preset threshold, the temperature of the coolant liquid of battery cooling system is kept.
In some embodiments, as shown in fig. 7, step 333 includes:
Step 3331 judges whether the temperature of the coolant liquid of battery cooling system is less than the temperature of fuel oil；
If step 3332, the temperature of the coolant liquid of battery cooling system are less than the temperature of fuel oil, by battery cooling system
The temperature of coolant liquid is increased to second temperature, and second temperature is greater than the temperature of fuel oil；
If step 3333, the temperature of the coolant liquid of battery cooling system are greater than the temperature of fuel oil, battery cooling system is kept
Coolant liquid temperature.
Since embodiment of the method and above-mentioned each embodiment are based on same design, in the not mutual conflicting premise of content
Under, the content of embodiment of the method can quote above-mentioned each embodiment, and this will not be repeated here.
The function of the engine fuel temprature control method of the embodiment of the present invention can have operational capability in suitable type
Processor electronic equipment in execute, such as: single-chip microcontroller, digital processing unit (Digital Signal Processing,
DSP), programmable logic controller (PLC) (Programmable Logic Controller, PLC) etc..
The corresponding function of engine fuel temprature control method of each embodiment is that electronics is stored in the form of instruction
On the memory of equipment, when the corresponding function of the engine fuel temprature control method that execute following each embodiments, electricity
The processor of sub- equipment accesses memory, transfers and execute corresponding instruction, to realize the engine combustion of following each embodiments
The corresponding function of oil temperature control method.
Memory as a kind of non-volatile computer readable storage medium storing program for executing, can be used for storing non-volatile software program,
Non-volatile computer executable program and module, the corresponding step such as embodiment engine fuel temprature control method.Place
Device is managed by running non-volatile software program, instruction and module stored in memory, is started thereby executing embodiment
The function of step corresponding to machine fuel oil temperature control method.
Memory may include high-speed random access memory, can also include nonvolatile memory, for example, at least one
A disk memory, flush memory device or other non-volatile solid state memory parts.In some embodiments, memory is optional
Including the memory remotely located relative to processor, these remote memories can pass through network connection to processor.It is above-mentioned
The example of network includes but is not limited to internet, intranet, local area network, mobile radio communication and combinations thereof.
Described program instruction/module stores in the memory, when being executed by one or more of processors,
The engine fuel temprature control method in above-mentioned any means embodiment is executed, for example, executing Fig. 3 of following embodiment descriptions
To each step shown in Fig. 7
As the another aspect of the embodiment of the present invention, the embodiment of the present invention provides a kind of non-transient computer readable storage
Medium, the non-transient computer readable storage medium are stored with computer executable instructions, the computer executable instructions
For making automobile execute as above described in any item engine fuel temprature control methods, such as executes above-mentioned any means and implement
Engine fuel temprature control method in example.
By obtaining the temperature of fuel oil, according to the temperature of fuel oil, the temperature of the coolant liquid of regulating cell cooling system, control
The coolant liquid of fuel oil and battery cooling system carries out heat exchange, so that the temperature of fuel oil is fallen in preset temperature range.Therefore,
Can ensure fuel oil temperature work within the scope of best temperature, to promote the working efficiency of engine, reduce oil consumption and
Discharge.
Engine fuel temprature control method provided by the present invention is described in detail above, it is used herein
A specific example illustrates the principle and implementation of the invention, and the above embodiments are only used to help understand originally
The method and its core concept of invention；At the same time, for those skilled in the art, according to the thought of the present invention, specific
There will be changes in embodiment and application range, in conclusion the content of the present specification should not be construed as to of the invention
Limitation.
Claims (5)
1. a kind of engine fuel temprature control method characterized by comprising
Obtain the temperature of fuel oil；
According to the temperature of the fuel oil, the temperature of the coolant liquid of regulating cell cooling system；
The coolant liquid for controlling the fuel oil and the battery cooling system carries out heat exchange so that the temperature of the fuel oil fall in it is pre-
If in temperature range；
The temperature according to the fuel oil, the temperature of the coolant liquid of regulating cell cooling system, comprising:
Judge whether the temperature of the fuel oil is greater than the first preset threshold；
If the temperature of the fuel oil keeps the temperature of the coolant liquid of the battery cooling system less than the first preset threshold；
If the temperature of the fuel oil is greater than the first preset threshold, the temperature of the coolant liquid of the battery cooling system is obtained, is judged
Whether the temperature of the coolant liquid of the battery cooling system is greater than the temperature of the fuel oil, if the cooling of the battery cooling system
The temperature of liquid is greater than the temperature of the fuel oil, is reduced to the temperature of the coolant liquid of the battery cooling system using air-conditioning system
First temperature, first temperature are less than the temperature of the fuel oil；If the temperature of the coolant liquid of the battery cooling system is less than
The temperature of the fuel oil keeps the temperature of the coolant liquid of the battery cooling system；
The temperature according to the fuel oil, the temperature of the coolant liquid of regulating cell cooling system, further includes:
Judge the temperature of the fuel oil whether less than the second preset threshold；
If the temperature of the fuel oil is greater than the second preset threshold, the temperature of the coolant liquid of the battery cooling system is kept；
If the temperature of the fuel oil obtains the temperature of the coolant liquid of the battery cooling system less than the second preset threshold, judgement
Whether the temperature of the coolant liquid of the battery cooling system is less than the temperature of the fuel oil, if the cooling of the battery cooling system
The temperature of liquid is less than the temperature of the fuel oil, is increased to the temperature of the coolant liquid of the battery cooling system using air-conditioning system
Second temperature, the second temperature are greater than the temperature of the fuel oil；If the temperature of the coolant liquid of the battery cooling system is greater than
The temperature of the fuel oil keeps the temperature of the coolant liquid of the battery cooling system.
2. a kind of engine fuel temperature control system characterized by comprising
Battery cooling system, configured with the cooling inner cycle channel of battery, the cooling inner cycle channel trickling of the battery has cooling
Liquid, the battery cooling system include battery cooler and battery, and the battery cooler is arranged in air-conditioning system, and passes through
The cooling inner cycle channel of the battery is connect with the battery；
Fuel oil cooling system, is configured with fuel oil cooling duct, and the fuel oil cooling duct trickling has fuel oil；
Switch module comprising the cooling inner cycle channel of input, output end and control terminal, the input terminal and the battery connects
It connects, the output end is connect with the fuel oil cooling duct；
Control module, respectively with the control terminal of the switch module, the battery cooling system and the fuel oil cooling system
Connection；
Wherein, the control module includes:
At least one processor；And
The memory being connect at least one described processor communication；Wherein, be stored with can be by described at least one for the memory
The instruction that a processor executes, described instruction is executed by least one described processor, so that at least one described processor energy
It is enough in and executes engine fuel temprature control method as described in claim 1.
3. engine fuel temperature control system according to claim 2, which is characterized in that the battery cooling system is also
Electronic water pump including being set to the cooling inner cycle channel of the battery, connect with the control module；
Wherein, so that at least one described processor, which can be used in executing, controls the cold of the fuel oil and the battery cooling system
But liquid carries out the operation of heat exchange, comprising:
By controlling the pumping pump rate of the electronic water pump to control the coolant liquid of the fuel oil and the battery cooling system
Exchange rate.
4. engine fuel temperature control system according to claim 2, which is characterized in that the fuel oil cooling system packet
Include the temperature sensor of Fuel Oil Cooler with the exit that the Fuel Oil Cooler is set, the temperature sensor and the control
The connection of molding block, the Fuel Oil Cooler are configured with the fuel oil cooling duct.
5. a kind of automobile, which is characterized in that including such as claim 2 to 4 described in any item engine fuel temperature controls system
System.
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| CN201711038491.9A CN107939562B (en) | 2017-10-27 | 2017-10-27 | A kind of engine fuel temprature control method and its system, automobile |
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| CN103287252A (en) * | 2013-06-14 | 2013-09-11 | 上海交通大学 | Electrombile thermal management system |
| CN104884777A (en) * | 2013-02-25 | 2015-09-02 | 雷诺股份公司 | Method and device for heating fuel for an internal combustion engine |
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| CN103287252A (en) * | 2013-06-14 | 2013-09-11 | 上海交通大学 | Electrombile thermal management system |
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