CN105863812B - A kind of compound air-cooled and water cooling polynary cooling system of engine - Google Patents
A kind of compound air-cooled and water cooling polynary cooling system of engine Download PDFInfo
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- CN105863812B CN105863812B CN201610212517.6A CN201610212517A CN105863812B CN 105863812 B CN105863812 B CN 105863812B CN 201610212517 A CN201610212517 A CN 201610212517A CN 105863812 B CN105863812 B CN 105863812B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P9/00—Cooling having pertinent characteristics not provided for in, or of interest apart from, groups F01P1/00 - F01P7/00
- F01P9/04—Cooling having pertinent characteristics not provided for in, or of interest apart from, groups F01P1/00 - F01P7/00 by simultaneous or alternative use of direct air-cooling and liquid cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P3/00—Liquid cooling
- F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of compound air-cooled with the water cooling polynary cooling system of engine, including temperature sensor around engine body, water pump and the two thermostat control systems and the cooling fan of engine front and back end two and radiating tube that control cooling water large and small cycles.Engine cooling water temperature is divided into several sections, on the basis of considering that speed is air-cooled to engine reinforcement heat loss through convection, traveling state of vehicle is divided into static, speed and is in 0<V≤80km/h and 80km/h<V<The three state of speed limit, form polynary cooling scheme.The temperature that polynary cooling scheme passes through cooling-water duct cooling water in temperature sensor measurement engine body, and two cooling fans and cooling water pump and two electronic thermostats are controlled to act respectively after transmitting to single-chip microcomputer analysis, composition contains natural air cooled altogether, front end cools down, rear end cools down, partial circulating cools down and systemic circulation is cooled in 5 kinds of interior refrigerating modes, this 5 kinds of patterns are subjected to combined crosswise again, form 9 kinds of adaptation vehicle difference driving cycles, the polynary cooling combined pattern of engine difference hot load state, ensure that engine all keeps preferable thermic load state in the range of different operating conditions and organism temperature to greatest extent, strengthen the safety and reliability of engine work.
Description
Technical field
It is air-cooled that engine front and back end cooling fan is compounded with the present invention relates to a kind of engine cool mode, especially one kind
And large and small cycles water cooling intersects the polynary cooling system of cooling.
Background technology
The major function of engine-cooling system is that the heat that high temperature parts when engine is worked are absorbed is timely
Take away, maintain them within the scope of normal temperature, to prevent engine overheat, ensure its normal service behaviour.Start
The cooling of machine generally requires control in certain degree, and it is too high that cooling degree not enough easily causes engine body temperature, can
Parts thereof performance can be caused to change, trigger engine health hidden danger, and indicating oven temperature of engine easily causes gas
Internal combustion oil of cylinder combustion position is changed, and such as injection is easily ignited to the fuel oil in cylinder by the carbon deposit of high temperature or cylinder wall,
Many places igniting, detonation etc. in cylinder are caused, tissue is not easy and controls combustion process.
It but if undercooling, will increase heat transfer loss, the cold starting performance of engine declines, engine fuel economy
Property be deteriorated, can additionally cause EVAP atomization badness, burning deteriorates, engine oil viscosity increase, friction loss increase；Temperature mistake
The low corrosive wear that can also make cylinder aggravates, and all the effective power that engine exports will be caused to decline and gives off more pollutions
Thing, economy are degenerated, and service life is reduced.Therefore, the cooling system of engine must consider vehicle self-condition and hair
Motivation thermic load is rationally set.
A kind of use for diesel engine water cooling and wind are disclosed in Chinese invention patent application prospectus CN104632349A
Cold interactive heat abstractor, this interactive heat abstractor include air cooling system and water-cooling system, wherein air cooling system by fan,
Groups of fins on kuppe and cylinder head into, water-cooling system by Mini gear pump driving cooling water, meanwhile, on blast pipe
Exhaust bypass pipe driving one is set, as flow of cooling water power resources, to be vented with the impeller that Mini gear pump main shaft is connected
The paraffin valve of monitoring delivery temperature is set to judge engine load in bypass pipe, the cooling system interactive function is simple, and
Judge that the thermic load of body has certain uncertainty by engine exhaust temperature.
A kind of radiating for engine is disclosed in Chinese invention patent application prospectus CN104832268A
Device, engine-cooling system and method, the heat abstractor include radiator and the variable grid being covered on radiator, lead to
Variable grid opening angle is overregulated, ensures the course of work of engine warm-up and cooling, it is cooled down mainly by air-cooled completion, right
Engine heat load situation adaptability complicated and changeable is poor.
It is strong that a kind of engine Two-way Cycle is disclosed in Chinese utility model patent ublic specification of application CN200946524
Cooling system processed, including inside and outside two circulating cooling subsystems, by the way that heat exchanger is divided into inner-outer circulation water cavity, respectively with it is interior
Outer circulation cooling subsystem is connected, and the flow of outer circulation water cavity is controlled by means of interior circulating water cavity probe temperature, meets to start
Machine heat engine and the needs of cooling, the system mainly rely on coolant to cool down, and temperature control has been during to engine compared with low heat loads
Deficiency.
A kind of engine cool system is disclosed in Chinese utility model patent ublic specification of application CN204532511U
System, engine and automobile, the system, which uses, rotates coolant rate of the ball valve controlling stream through partial circulating passage and systemic circulation passage,
Improve the performance of coolant cooling engine to a certain extent, but system major design cooling liquid cooling system,
Thermic load guarantee under small engine load state is not elaborated.
A kind of engine water pump cooling dress is disclosed in Chinese invention patent application prospectus CN104454113A
Put, the device improves the backwater guard system of cooling water channel, the fast lifting of organism temperature when contributing to engine cold-start, should
Cooling system equally exists the single situation of the type of cooling.
In view of tremendous influence of the engine heat load state to organism life-span, reliability and engine self performance, it is necessary to
Take into full account that the operating condition residing for engine and thermic load state take suitable cooling scheme, ensure vehicle and engine fortune
Row safety and performance.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of compound air-cooled with the water cooling polynary cooling system of engine,
Air-cooled and water cooling collective effect in engine, by the opening and closing of control unit, is realized engine difference thermic load shape by the system
Cooling under state, cooling effectiveness is improved, ensure the reliability and security of vehicle traveling.
In order to solve the above technical problems, the technical solution used in the present invention is：It is a kind of compound air-cooled to start with water cooling
The polynary cooling system of machine, including water circulation system and control system, it is characterised in that：
Described water circulation system includes engine, and the front and back end of engine is respectively arranged front end cooling fan and rear end is cold
But fan, connected in in-engine cooling-water duct import through the first thermostat with water tank, cooling-water duct outlet is divided into three
Bar branch road, first branch road connect with water tank, and Article 2 branch road connects through water pump with the first thermostat, and Article 3 branch road is through second
Thermostat connects with water tank, the parallel spiral radiating tube at the second thermostat, and spiral radiator is placed in the outer of rear end cooling fan
Side, whole circulation loop are systemic circulation loop, and partial circulating loop is formed wherein between water tank, the first thermostat and engine；
Described control system includes single-chip microcomputer, described single-chip microcomputer and temperature sensor, and described temperature sensor is put
In in the cooling-water duct of engine, real-time online collection engine temperature variable signal, the signal gathered is transmitted to monolithic
Machine carries out signal analysis and integrated treatment, single-chip microcomputer are cold by wire and water pump, the first thermostat, front end cooling fan, rear end
But fan and the second thermostat are connected, single-chip microcomputer reception signal and the opening and closing for controlling all parts.
Preferably, described single-chip microcomputer cools down with water pump, the first thermostat, front end cooling fan, temperature sensor, rear end
Signal mutually transmits between fan and the second thermostat, on the basis of measuring and judging internal engine temperature, according to vehicle
Whether whether static, Vehicle Speed is in 0<Whether V≤80km/h, Vehicle Speed are in 80km/h<V<The 3 of speed limit
Kind state, choose whether to open motor head cooling fan, temperature sensor and whether open the first thermostat, second
Thermostat forms the Compound cooling scheme of engine.
Preferably, the Compound cooling scheme of described engine is divided into 9 kinds, is natural air cooled option A respectively；It is natural air cooled
With the cooling combined option b in front end；The natural air cooled and cooling combined scheme C in rear end；Natural air cooled, front end cooling, rear end cooling are multiple
Conjunction scheme D；Natural air cooled, front end cooling and the cooling combined scheme E in partial circulating loop；Natural air cooled and rear end cooling and small
The cooling combined scheme F of circulation loop；Natural air cooled, front end cooling and the cooling combined scheme G in systemic circulation loop；It is natural air cooled and
Front end cooling, rear end cooling and the cooling combined scheme H in partial circulating loop；The cooling of natural air cooled and front end, rear end cooling and
The cooling combined scheme I in systemic circulation loop.
Preferably, when described option A is that engine is run, vehicle remains static, speed is in 0<V≤80km/h
State and speed are in 80km/h<V<Under speed limit state, the temperature T of cooling water in cooling-water duct<Triggered at 50 DEG C.
Preferably, described option b remains static in vehicle, and the temperature of cooling water is in 50 in cooling-water duct
DEG C≤65 DEG C of T ＜ when, and vehicle speed is in 80km/h ＜ V ＜ speed limits states and cooling-water duct at the temperature of cooling water
Triggered when 64 DEG C of 50 DEG C≤T ＜.
Preferably, described scheme C is that speed is in 0<The temperature of cooling water in V≤80km/h states and cooling-water duct
During in 64 DEG C of 50 DEG C≤T ＜, and vehicle speed is in cooling water in 80km/h ＜ V ＜ speed limits states and cooling-water duct
Temperature triggers when being in 77 DEG C of 64 DEG C≤T ＜.
Preferably, described scheme D is that vehicle remains static and the temperature of cooling water is in 65 in cooling-water duct
DEG C≤80 DEG C of T ＜ when, speed be in 0<The temperature of cooling water is in 64 DEG C≤T ＜ in V≤80km/h states and cooling-water duct
At 74 DEG C, and vehicle speed is in the temperature of cooling water in 80km/h ＜ V ＜ speed limits states and cooling-water duct in 77 DEG C
Triggered during 85 DEG C of≤T ＜.
Preferably, described scheme E is that speed is in 0<The temperature of cooling water in V≤80km/h states and cooling-water duct
Triggered during in 83 DEG C of 74 DEG C≤T ＜.
Preferably, described scheme F is that speed is in cooling water in 80km/h ＜ V ＜ speed limits states and cooling-water duct
Temperature triggers when being in 90 DEG C of 85 DEG C≤T ＜.
Preferably, described scheme G is that speed is in 0<The temperature of cooling water in V≤80km/h states and cooling-water duct
Triggered during in 95 DEG C of 90 DEG C≤T ＜.
Preferably, described scheme H is that vehicle remains static and the temperature of cooling water is in 80 in cooling-water duct
DEG C≤95 DEG C of T ＜ when, speed be in 0<The temperature of cooling water is in 83 DEG C≤T ＜ in V≤80km/h states and cooling-water duct
At 90 DEG C and speed is in the temperature of cooling water in 80km/h ＜ V ＜ speed limits states and cooling-water duct and is in 90 DEG C≤T ＜
Triggered at 95 DEG C.
Preferably, trigger, and sentence when described scheme I is in T >=95 DEG C for the temperature of cooling water in cooling-water duct
It is disconnected to start engine high-temperature defence program, the flicker of high temperature indicator lamp, driving cabin voice message high temperature if stationary vehicle, if vehicle
Traveling then reduces speed, the flicker of high temperature indicator lamp, driving cabin voice message high temperature and starts engine high-temperature defence program automatically.
It is using beneficial effect caused by above-mentioned technical proposal：Polynary cooling system in the present invention, it is to start
Cooling fan is installed in machine front and rear part respectively, and controls engine cooling water large and small cycles loop using electronic thermostat, wherein the
One thermostat is as cooling water small-size circulating circuit controls valve, using the second thermostat as cooling water systemic circulation circuit controls valve
Door, before the cooling water spiral radiator in systemic circulation is positioned over into the cooling fan of engine rear end, take into full account that vehicle travels
The influence that situation exchanges heat to engine body outside air convection, implement in order to carry out the combination of different cooling schemes, improve
Cooling effectiveness, ensure the reliability and security of vehicle traveling.The present invention considers Vehicle Speed to engine cool
Influence after, body cooling water temperature is divided into several away minor segments, to the different coolant water temperatures under vehicle difference travel conditions
Degree using natural cooling, motor head cooling fan cooling, engine rear end cooling water cooling, cooling water small-size circulating cooling and
The single or multiple elements design refrigerating mode of cooling water systemic circulation cooling, drastically increases engine under different thermic load states
Cooling effectiveness, ensure that vehicle traveling reliability and security so that engine heat load situation and traveling state of vehicle
Combine, to realizing that the higher thermal efficiency of engine has important positive effect.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the integral arrangement scheme top view of cooling system in the present invention；Wherein：1. water tank；2. water pump；3. first segment
Warm device；4. wire；5. front end cooling fan；6. engine；7. cylinder；8. temperature sensor；9. single-chip microcomputer；It is 10. cold
But aquaporin；11. rear end cooling fan；12. spiral radiator；13. the second thermostat；14. water service pipe；15. cooling water follows greatly
Ring delivery port；16. cooling water small-size circulating delivery port；
Fig. 2 is the polynary cooling side of different travel speeds and the engine cooling water temperature combination for vehicle in the present invention
Case layout drawing；
Fig. 3 is the control flow chart that natural cooling scheme performs in the present invention；
Fig. 4 is to be related to the compound cooling scheme of two kinds of types of cooling in the present invention to perform control flow chart；
Fig. 5 is to be related to the compound cooling scheme of three kinds of types of cooling in the present invention to perform control flow chart；
Fig. 6 is that the Compound cooling scheme that cooling water small-size circulating cooling is contained in the present invention performs control flow chart；
Fig. 7 is that the Compound cooling scheme that cooling water systemic circulation cooling is contained in the present invention performs control flow chart；
In wherein Fig. 2-Fig. 7, the digital number in control flow chart represents：It is 1. natural air cooled；2. front end cools down；3. rear end
Cooling；4. partial circulating loop cools down；5. systemic circulation loop cools down.
Embodiment
It is can be seen that from accompanying drawing 1 present invention relates particularly to a kind of compound air-cooled and water cooling polynary cooling system of engine,
The system includes water circulation system and control system, and wherein water circulation system includes engine 6, the front and back end point of engine 6
Not Bu Zhi front end cooling fan 5 and rear end cooling fan 11, the import of cooling-water duct 10 in engine 6 is through the first thermostat
3 connect with water tank 1, and the outlet of cooling-water duct 10 is divided into three branch roads, and first branch road connects with water tank 1, Article 2 branch road warp
Water pump 2 connects with the first thermostat 3, and Article 3 branch road connects through the second thermostat 13 with water tank, at the second thermostat 13 simultaneously
Join spiral radiator 12, spiral radiator 12 is placed in the outside of rear end cooling fan 11, and rear end cooling fan 11 is located at engine 6
Between spiral radiator 12, when engine is horizontal, the windward side of engine when front end cooling fan 5 is placed in vehicle traveling,
When engine is longitudinal, motor head cooling fan 5 is arranged on the one side of spiral radiator 12, and rear end cooling fan 11 is installed
Between spiral radiator 12 and engine 6；The cooling circuit being made up of above-mentioned part is referred to as systemic circulation loop, is following greatly
In loop back path, local partial circulating, referred to as partial circulating loop are formed between water tank 1, the first thermostat 3 and engine 6.
Control system includes single-chip microcomputer 9, described single-chip microcomputer 9 and temperature sensor 8, and temperature sensor 8 is placed in engine
Cooling-water duct 10 in, real-time online collection engine temperature variable signal, the signal gathered transmits to single-chip microcomputer 9 and carries out
Signal analysis and integrated treatment, single-chip microcomputer 9 are cooled down by wire 4 and water pump 2, the first thermostat 3, front end cooling fan 5, rear end
Fan 11 is connected with the second thermostat 13, the reception signal of single-chip microcomputer 9 and the opening and closing for controlling all parts.The present invention uses first segment
Warm device 3 controls engine cooling water partial circulating loop, and engine cooling water systemic circulation loop is controlled using the second thermostat 13,
The embedding temperature sensor 8 of correct position in engine cool aquaporin 10, and be connected by wire 4 with single-chip microcomputer 9, monolithic
Machine 9 controls opening for front end cooling fan 5 and rear end cooling fan 11, the first thermostat 3 and the second thermostat 13 and water pump 2
Close, realize the air-cooled and water cooling of engine 6 alternately and multiple elements design cools down.Wherein, cooling water small-size circulating cooling route is：Cooling
Water flows into cooling-water duct 10 after being delivered to the first thermostat 3 by water pump 2, after cooling down cylinder 7 and engine 6, through cold
But the reflow tank 1 of water partial circulating delivery port 16；Cooling water systemic circulation cools down route：Cooling water is delivered to first segment by water pump 2
Cooling-water duct 10 is flowed into after warm device 3, after cooling down cylinder 7 and engine 6, is flowed into through cooling water systemic circulation delivery port 15
Second thermostat 13, after entering back into the fully radiating of spiral radiator 12, through the reflow tank 1 of water service pipe 14.When water pump 2, first segment
When warm 3 and second warm device 13 of device is all closed, the cooling water of cooling water recirculation system does not circulate, and water-cooling system does not work.
Using above-mentioned control mode, installed respectively for air-cooled cooling fan, using electricity in motor head and rear end
The large and small cycles loop of sub- thermostat control engine cooling water, the body cooling water temperature that temperature sensor gathers is existed in real time
Line is transmitted to single-chip microcomputer, it is possible to achieve engine windward side airflow convection heat dispersal situations are accurately controlled, and improve cooling
Efficiency.
When this cooling system takes into full account that vehicle drives to certain speed, the heat exchange of external engine airflow convection cools down to it
The influence of situation, single-chip microcomputer 9 and water pump 2, the first thermostat 3, front end cooling fan 5, temperature sensor 8, rear end are cooled down wind
Signal mutually transmits between the thermostat 13 of fan 11 and second, gathers engine interior water temperature using single-chip microcomputer 9, measures and judge to send out
On the basis of the internal temperature of motivation 6, whether foundation vehicle is static, whether Vehicle Speed is in 0<V≤80km/h, vehicle row
Sail whether speed is in 80km/h<V<The three state of speed limit, choose whether to open motor head cooling fan 5, TEMP
Device 8 and whether open the first thermostat 3, the second thermostat 13 formed engine 6 cooling scheme.
Control front end cooling fan 5, rear end cooling fan 11, water pump 2, the first thermostat 3 and respectively by single-chip microcomputer 9
Two thermostats 13 can obtain 5 kinds of single cooling schemes：It is 1. natural air cooled；2. front end cools down；3. rear end cools down；4. partial circulating
Loop cools down；5. systemic circulation loop cools down, the running state of the vehicle and engine heat load situation further according to reality carry out polynary
It is compound, it is met the Compound cooling scheme of vehicle traveling and engine difference running status.
In the present invention, airflow convection thermolysis of the vehicle running state to the windward side of engine 6 is taken into full account, by vehicle
Travel speed is divided into static, speed and is in 0<V≤80km/h states and speed are in 80km/h<V<Speed limit state 3 is different
Section, and the cooling water temperature in cooling-water duct 10 is divided into whether being in T<50 DEG C, 65 DEG C of 50 DEG C≤T ＜, 65 DEG C≤T ＜
In the range of 80 DEG C, 95 DEG C of 80 DEG C≤T ＜ and T >=95 DEG C, or whether the temperature of cooling water is in T in cooling-water duct 10
<50 DEG C, 64 DEG C of 50 DEG C≤T ＜, 74 DEG C of 64 DEG C≤T ＜, 83 DEG C of 74 DEG C≤T ＜, 90 DEG C of 83 DEG C≤T ＜, 95 DEG C of 90 DEG C≤T ＜ with
And in the range of T >=95 DEG C, or whether the temperature of cooling water is in T in cooling-water duct 10<50 DEG C, 64 DEG C of 50 DEG C≤T ＜,
It is comprehensive in the range of 77 DEG C of 64 DEG C≤T ＜, 85 DEG C of 77 DEG C≤T ＜, 90 DEG C of 85 DEG C≤T ＜, 95 DEG C of 90 DEG C≤T ＜ and T >=95 DEG C
Close speed state, the cooling water temperature section in cooling-water duct 10 cooling scheme is carried out it is compound, be obtained 9 kinds it is main cold
But scheme, as shown in Figure 2, it is respectively：Natural air cooled option A；The natural air cooled and cooling combined option b in front end；It is natural air cooled
With the cooling combined scheme C in rear end；Natural air cooled, front end cooling, the cooling combined scheme D in rear end；The cooling of natural air cooled, front end and
The cooling combined scheme E in partial circulating loop；The cooling of natural air cooled and rear end and the cooling combined scheme F in partial circulating loop；Natural wind
Cold, front end cooling and the cooling combined scheme G in systemic circulation loop；The cooling of natural air cooled and front end, rear end cooling and partial circulating
The cooling combined scheme H in loop；The cooling of natural air cooled and front end, rear end cooling and the cooling combined scheme I in systemic circulation loop.9 kinds
Multiple elements design cooling scheme is under different thermic load states for engine body and cooled down, warm residing for engine to adapt to
Machine startup stage, the stage of driving at moderate speed, the cooling required of run at high speed stage and different body thermic load states, realization are started
The accurate control of machine-heating load state real-time online and regulation, fully ensure engine and vehicle is safe for operation and reliability.
Fig. 3 gives the execution control flow chart that single natural air cooled option A is used in the present invention, now, engine
Warming-up or firm initial operation phase are typically in, the temperature of engine 6 is relatively low, should not use the larger cooling of intensity.This
In cooling control, cooling water temperature in the real-time online measuring cooling-water duct 10 of temperature sensor 8, signal is passed by wire 4
Single-chip microcomputer 9 is transported to, if temperature T<50 DEG C, then keep water pump 2, the first thermostat 3, front end cooling fan 5, rear end cooling fan 11
And second thermostat 13 remain off, if temperature is not at T<When in the range of 50 DEG C, then corresponding temperature scope is performed
Interior cooling control program.The program is the temperature T of cooling water in cooling-water duct<Used at 50 DEG C, ensure that engine is smaller
Thermic load state under normal operation, and ensure the fuel economy under the cold starting performance and warm-up mode of engine, reduce
Engine low temperature state lower cylinder wears, and contributes to the rapid temperature for improving engine lubricating oil etc., ensures the normal work of engine
Make performance.
To the B in polynary cooling scheme in the present invention, the program is applied to vehicle stationary state lower body cooling water temperature
In the range of 65 DEG C of 50 DEG C≤T ＜, and vehicle speed is in cold in 80km/h ＜ V ＜ speed limits states and cooling-water duct
But the cooling requirement when temperature of water is in the range of 64 DEG C of 50 DEG C≤T ＜, the program mainly consider the less heat of engine
Load cooling requirement, now, although cooling water temperature is overall relatively low in engine body, cylinder head, atomizer, spark plug,
The higher state of local heat load still occurs, it is necessary to using certain cooling in the heated larger partial portion such as exhaust valve
Scheme slightly cools down；Or vehicle accelerates to certain speed in a short time, and in engine body cooling water temperature still compared with
Low situation, motor head motor head cooling fan is now opened, strengthen engine environment gas with reference to higher speed
The heat loss through convection ability of flowing.
To the C in polynary cooling scheme in the present invention, the program is applied to speed and is in 0<V≤80km/h states and body
When the temperature of cooling water is in 64 DEG C of 50 DEG C≤T ＜ in cooling-water duct, and vehicle speed is in 80km/h ＜ V ＜ speed limit shapes
Engine cool demand when the temperature of cooling water is in 77 DEG C of 64 DEG C≤T ＜ in state and body cooling-water duct, now cold
But principle is close with option b；And when speed is in the temperature of cooling water in 80km/h ＜ V ＜ speed limits states and body cooling-water duct
When degree is in 77 DEG C of 64 DEG C≤T ＜, the engine rear end cooling fan of engine rear end is opened, is brought with reference to higher speed
Engine environment air flow heat convection, the hot parts cooling of engine lee face when strengthening vehicle traveling.
Fig. 4, which gives, is related to the compound cooling scheme execution control flow chart of two kinds of types of cooling in the present invention, including from
The so air-cooled and cooling combined option b in front end；The natural air cooled and cooling combined scheme C in rear end；In both multiple elements design cooling sides
In case, coupled engine 6 it is natural air cooled 1., the front end of front end cooling fan 5 cooled down 2. or after rear end cooling fan 11
3. signal, now, cooling water temperature in the real-time online measuring cooling-water duct 10 of temperature sensor 8, is passed through wire 4 by end cooling
Transmit to single-chip microcomputer 9 and judged, and judge whether vehicle travels, if in cooling-water duct 10 cooling water temperature be in 50 DEG C≤
In the range of 65 DEG C of T ＜, and vehicle remains static, then single-chip microcomputer 9 controls water pump 2, the first thermostat 3, the second thermostat
13 and rear end cooling fan 11 remain off, open front end cooling fan 5 and cooled down, it is cold to form natural air cooled and front end
Compound option b.If vehicle is in transport condition, judge whether speed is in 0<In the range of V≤80km/h, when vehicle row
Sail speed and be in 0<When in the range of V≤80km/h, continue to judge whether cooling water temperature is in 50 DEG C in cooling-water duct 10
In the range of 64 DEG C of≤T ＜, when both conditions all meet, single-chip microcomputer 9 controls water pump 2, the first thermostat 3, the second thermostat
13 and front end cooling fan 5 remain off, open rear end cooling fan 11 and cooled down, it is cold to form natural air cooled and rear end
Compound scheme C.If Vehicle Speed exceeds 0<When in the range of V≤80km/h, cooling water in cooling-water duct 10 is judged
Temperature whether be in 77 DEG C of 64 DEG C≤T ＜ in the range of, if meeting the condition, single-chip microcomputer 9 control water pump 2, the first thermostat 3,
Second thermostat 13 and front end cooling fan 5 remain off, and open rear end cooling fan 11 and are cooled down；If vehicle travels
Speed exceeds 0<In the range of V≤80km/h, and cooling water temperature is in 64 DEG C of 50 DEG C≤T ＜ scope in cooling-water duct 10
When interior, single-chip microcomputer 9 controls water pump 2, the first thermostat 3, the second thermostat 13 and rear end cooling fan 11 to remain off, and beats
Front end cooling fan 5 is opened to be cooled down.If it is unsatisfactory for coolant water temperature in above-mentioned traveling state of vehicle condition and cooling-water duct 10
Degree condition, then perform the cooling scheme under respective conditions.
To the D in polynary cooling scheme in the present invention, the program is remained static suitable for vehicle and body cooling water
When the temperature of cooling water is in 80 DEG C of 65 DEG C≤T ＜ in passage, speed be in 0<V≤80km/h states and body cooling-water duct
When the temperature of interior cooling water is in 74 DEG C of 64 DEG C≤T ＜, and vehicle speed is in 80km/h ＜ V ＜ speed limits states and body is cold
But the cooling requirement when temperature of cooling water is in 85 DEG C of 77 DEG C≤T ＜ in aquaporin, now, coolant water temperature in engine body
Degree be in moderate temperatures, shows that engine passes through the operation of certain time or larger load, part heat load it is higher zero
Part needs to strengthen cooling, while opens the cooling fan of engine front and back end and the engine environment with reference to caused by travelling vehicle
Airflow convection cools down, and further reduces the temperature of the larger parts of engine heat load, it is ensured that its normal reliable works.
To the E in polynary cooling scheme in the present invention, the program is applied to speed and is in 0<V≤80km/h states and body
The cooling requirement when temperature of cooling water is in 83 DEG C of 74 DEG C≤T ＜ in cooling-water duct, now engine cooling water temperature compared with
Height, engine heat load is larger, and Vehicle Speed is in medium state less than normal, to ensure engine work, needs
Motor head cooling fan and cooling water small-size circulating system are opened, in reinforcing stimulus outer gas stream heat loss through convection and body
Portion's cooling water conduction heat transfer.
To the F in polynary cooling scheme in the present invention, the program suitable for speed be in 80km/h ＜ V ＜ speed limits states and
The cooling requirement when temperature of cooling water is in 90 DEG C of 85 DEG C≤T ＜ in body cooling-water duct, now, engine coolant temperature
Degree is in middle high level, and engine whole thermal load is higher, the engine windward side brought with reference to the higher travel speed of vehicle
Airflow convection radiates, and opens the cooling of engine rear end cooling fan and cooling water small-size circulating system enhancement engine complete machine
Can, to reduce the temperature of its key components and parts, ensure its normal work.
Fig. 5, which gives, is related to the compound cooling scheme execution control flow chart of three kinds of types of cooling in the present invention, including from
So air-cooled, front end cooling, the cooling combined scheme D in rear end, natural air cooled, front end cooling and the cooling combined scheme in partial circulating loop
E, the cooling of natural air cooled and rear end and the cooling combined scheme F in partial circulating loop.In these three multiple elements design cooling schemes, coupling
Closed engine 6 it is natural air cooled 1., front end cooling 2., rear end cooling 3. and partial circulating loop cooling 4..Now, if judging
Vehicle remains static, cooling water temperature in the real-time online measuring cooling-water duct 10 of temperature sensor 8, by signal by leading
Line 4, which is transmitted to single-chip microcomputer 9, to be judged, if temperature is in the range of 80 DEG C of 65 DEG C≤T ＜, single-chip microcomputer 9 controls water pump 2, the
One thermostat 3, the second thermostat 13 are remained off, and control front end cooling fan 5, rear end cooling fan 11 are opened, and are carried out
The natural air cooled 1. 2. and 3. Compound cooling with the air blast cooling of the front and back end of engine 6, forms compound scheme D.If vehicle traveling speed
Degree is in 0<In the range of V≤80km/h, and cooling water temperature is in the range of 74 DEG C of 64 DEG C≤T ＜ in cooling-water duct 10
When, single-chip microcomputer 9 controls water pump 2, the first thermostat 3, the second thermostat 13 to remain off, control front end cooling fan 5, after
End cooling fan 11 is opened, carry out the cooling fan cooling of natural air cooled 1. motor head 2. with engine rear end cooling fan
Cooling is 3. compound.If Vehicle Speed is in 0<In the range of V≤80km/h, and in cooling-water duct 10 at cooling water temperature
When in the range of 83 DEG C of 74 DEG C≤T ＜, single-chip microcomputer 9 controls water pump 2, the first thermostat 3 and front end cooling fan 5 to open, and
The second thermostat 13, rear end cooling fan 11 is kept to close, progress is natural air cooled 1., the front end of engine 6 forces cooling fan cold
But 2. with engine cooling water partial circulating cooling Compound cooling 4., now flow of cooling water route be：Cooling water flows from water tank 1
Go out, the first thermostat 3 is delivered to through water pump 2, water cooling is carried out to cylinder 7 and engine 6 into cooling-water duct 10, then
By the reflow tank 1 of cooling water small-size circulating delivery port 16.If Vehicle Speed is in 0<In the range of V≤80km/h, and it is cold
But when cooling water temperature is in the range of 95 DEG C of 90 DEG C≤T ＜ in aquaporin 10, single-chip microcomputer 9 controls water pump 2, the first thermostat
3rd, the second thermostat 13 and rear end cooling fan 11 are opened, and progress is natural air cooled 1., rear end cools down 3. and systemic circulation cools down
5. Compound cooling, now the glide path of cooling water be：Cooling water is flowed out from water tank 1, and the first thermostat is delivered to through water pump 2
3, engine 6 and cylinder 7 are cooled down into cooling-water duct 10, a part of cooling water passes through cooling water small-size circulating
The reflow tank 1 of delivery port 16, it is cold by rear end into spiral radiator 12 after another part cooling water entered the second thermostat 13
But fan 11 carries out air-cooled and self-radiating, then returns to water tank 1 by water service pipe 14.If Vehicle Speed is in 80km/h<V
<In the range of speed limit, and when cooling water temperature is in the range of 85 DEG C of 77 DEG C≤T ＜ in cooling-water duct 10, single-chip microcomputer 9 is controlled
Water pump 2 processed, the first thermostat 3, the second thermostat 13 remain off, control front end cooling fan 5, rear end cooling fan 11
Open, progress is natural air cooled 1., front end cools down the 2. Compound cooling scheme with rear end cooling 3..If Vehicle Speed is in
80km/h<V<In the range of speed limit, and when cooling water temperature is in the range of 90 DEG C of 85 DEG C≤T ＜ in cooling-water duct 10,
Single-chip microcomputer 9 controls water pump 2, the first thermostat 3 and rear end cooling fan 11 to open, and keeps the second thermostat 13, front end cold
But fan 5 is closed, and progress is natural air cooled 1., rear end cools down the 3. Compound cooling with partial circulating cooling 4., now flow of cooling water
Route is identical with above-mentioned partial circulating circuit.If it is unsatisfactory for coolant water temperature in above-mentioned traveling state of vehicle condition and cooling-water duct 10
Degree condition, then perform the cooling scheme under respective conditions.
To the H in polynary cooling scheme in the present invention, the program is remained static suitable for vehicle and body cooling water
When the temperature of cooling water is in 95 DEG C of 80 DEG C≤T ＜ in passage, speed be in 0<V≤80km/h states and body cooling-water duct
When the temperature of interior cooling water is in 90 DEG C of 83 DEG C≤T ＜ and speed is in 80km/h ＜ V ＜ speed limits states and body cooling water
The cooling requirement when temperature of cooling water is in 95 DEG C of 90 DEG C≤T ＜ in passage, now, engine heat load is larger, in body
Cooling water temperature is higher, it is necessary to take measures to reduce the temperature of engine complete machine as early as possible, therefore, by means of engine front and back end
Engine windward side airflow convection radiating under cooling fan and cooling water small-size circulating system, and vehicle running state is made
With the overall cooling effect of reinforcing stimulus.
Fig. 6 gives the Compound cooling scheme execution control flow chart that cooling water small-size circulating cooling is contained in the present invention,
For the cooling of natural air cooled and front end, rear end cools down and the cooling combined scheme H in partial circulating loop, this kind of multiple elements design cooling side
In case, coupled engine 6 it is natural air cooled 1., motor head cooling fan cooling 2., engine rear end cooling fan it is cold
But 3. 4. Compound cooling is cooled down with engine cooling water partial circulating.Now, the real-time online measuring cooling-water duct of temperature sensor 8
Cooling water temperature in 10, signal is transmitted to single-chip microcomputer 9 by the wire 4 controlled for data and judged, if judging vehicle
Remain static, and temperature is in the range of 95 DEG C of 80 DEG C≤T ＜, or the travel speed of vehicle is in 80km/h<V<
In the range of speed limit, and the cooling water temperature in engine cool aquaporin 10 is in the range of 90 DEG C of 83 DEG C≤T ＜, or
Person's Vehicle Speed is in 80km/h<V<In the range of speed limit, and cooling water temperature is in 90 DEG C≤T in cooling-water duct 10
When in the range of 95 DEG C of ＜, single-chip microcomputer 9 controls water pump 2, the first thermostat 3, front end cooling fan 5 and rear end cooling fan 11
Open, and keep the second thermostat 13 to close, carry out it is natural air cooled 1., front end cooling 2., rear end cooling 3. and partial circulating is cold
But Compound cooling 4., now flow of cooling water route is identical with the glide path in above-mentioned cooling water small-size circulating loop.If no
Meet cooling water temperature condition in above-mentioned traveling state of vehicle condition and cooling-water duct 10, then perform the cooling under respective conditions
Scheme.
To the G in polynary cooling scheme in the present invention, the program is applied to speed and is in 0<V≤80km/h states and body
The cooling requirement when temperature of cooling water is in 95 DEG C of 90 DEG C≤T ＜ in cooling-water duct, now, engine cooling water be in compared with
High temperature range, show that engine bears larger thermic load, its atomizer, spark plug, exhaust valve etc. heated serious zero
Part thermic load is high, it is necessary to which the engine windward side airflow convection brought by means of vehicle traveling is radiated, opens engine rear end
Cooling fan and cooling water systemic circulation so that cooling water passes through the cooling water spiral shell that is installed on before engine rear end cooling fan
Radiating tube is revolved, to strengthen the radiating of cooling water, so that the cooling of reinforcing stimulus complete machine on the whole, ensures it as early as possible in conjunction
Suitable thermic load state.
To the I in polynary cooling scheme in the present invention, the program is applied to the temperature of cooling water in body cooling-water duct
Cooling requirement during in T >=95 DEG C, now, cooling water temperature is in warning temperature scope, engine heat load in engine
In high state, need badly and take suitable cooling scheme to cool engine complete machine, therefore open engine front and back end
Two cooling fans, and fully open electronic thermostat allows cooling water recirculation system standard-sized sheet, ensures the radiating effect of maximum as far as possible
Fruit, and judge to start engine high-temperature defence program, the flicker of high temperature indicator lamp, driving cabin voice message height if stationary vehicle
Temperature, it is automatic if vehicle travels to reduce speed, the flicker of high temperature indicator lamp, driving cabin voice message high temperature and start engine high-temperature
Defence program, maximum possible ensure the job security of vehicle driving safety and engine.
Fig. 7 gives the Compound cooling scheme execution control flow chart that cooling water systemic circulation cooling is contained in the present invention,
Including natural air cooled, front end cooling and the cooling combined scheme G in systemic circulation loop；The cooling of natural air cooled and front end, rear end cooling
And the cooling combined scheme I in systemic circulation loop.In both multiple elements design cooling schemes, the natural wind of engine 6 has been coupled
It is cold 1., motor head cooling fan cooling 2., engine rear end cooling fan cooling it is 3. cold with engine cooling water systemic circulation
But 5. Compound cooling.In this case, the cooling water temperature that temperature sensor 8 is measured in engine machine cooling-water duct 10 is in
The scope of T >=95 DEG C, belong to the larger state of engine heat load, need the cooling for carrying out engine 6 badly, be otherwise likely to result in
The failure of engine overheat or driving vehicle, produce immeasurable catastrophic effect.Now, single-chip microcomputer 9 controls water pump 2, the
One thermostat 3, front end cooling fan 5, the thermostat 13 of rear end cooling fan 11 and second are opened, carry out it is natural air cooled 1. and before
End cooling 2., rear end cooling 3. and systemic circulation cooling Compound cooling 5., now flow of cooling water route and above-mentioned cooling water
The glide path of systemic circulation flow circuits is identical.Meanwhile traveling state of vehicle information is collected, it is single if vehicle is in transport condition
Piece machine 9 sends instruction to Ride Control System, appropriate automatic reduction speed, is made with weakening issuable engine catastrophic failure
Into the dangerous situation such as cast anchor, and signal is sent to the engine high-temperature indicator lamp of driving cabin by single-chip microcomputer 9 and carries out high temperature police
Report flicker instruction, single-chip microcomputer 9 sends signal to the speech prompting system of driving cabin and carries out engine overheat voice message, and starts
Engine high-temperature self-protection program；If vehicle remains static, indicated by single-chip microcomputer 9 to the engine high-temperature of driving cabin
Lamp sends signal and carries out heat alert flicker instruction, and single-chip microcomputer 9 sends signal to the speech prompting system of driving cabin and started
Machine overheats voice message, and starts engine high-temperature self-protection program.
Specific embodiments of the present invention and corresponding control flow are described in detail above in conjunction with accompanying drawing, still
The present invention is not limited to above-mentioned embodiment.Change again even if being made to the present invention, such as the vehicle being related in the present invention
Travel conditions re-start division, the cooling water temperature section in engine body cooling-water duct is repartitioned, different
Single refrigerating mode is reconfigured, extended, adjusting, or increase cooling fan quantity, adjustment cooling fan position, increase
The position of cooling-part required for cooling water circulation level, adjustment cooling water circulation different levels, then still fall the present invention's
Among protection domain.
Claims (12)
1. a kind of compound air-cooled and water cooling polynary cooling system of engine, including water circulation system and control system, it is special
Sign is：Described water circulation system includes engine（6）, engine（6）Front and back end be respectively arranged front end cooling fan（5）
With rear end cooling fan（11）, in engine（6）Interior cooling-water duct（10）Import is through the first thermostat（3）With water tank（1）
Connection, cooling-water duct（10）Outlet is divided into three branch roads, first branch road and water tank（1）Connection, Article 2 branch road is through water pump
（2）With the first thermostat（3）Connection, Article 3 branch road is through the second thermostat（13）With water tank（1）Connection, in the second thermostat
（13）Locate parallel spiral radiating tube（12）, spiral radiator（12）It is placed in rear end cooling fan（11）Outside, spiral radiator
（12）Fully after radiating, through water service pipe（14）Reflow tank（1）, whole circulation loop is systemic circulation loop, wherein water tank（1）、
First thermostat（3）And engine（6）Between form partial circulating loop；
Described control system includes single-chip microcomputer（9）, described single-chip microcomputer（9）And temperature sensor（8）, described TEMP
Device（8）It is placed in the cooling-water duct of engine（10）It is interior, real-time online collection engine temperature variable signal, the signal gathered
Transmit to single-chip microcomputer（9）Carry out signal analysis and integrated treatment, single-chip microcomputer（9）Pass through wire（4）With water pump（2）, first segment temperature
Device（3）, front end cooling fan（5）, rear end cooling fan（11）With the second thermostat（13）It is connected, single-chip microcomputer（9）Reception signal
And control the opening and closing of all parts.
2. the compound air-cooled and water cooling polynary cooling system of engine according to claim 1, it is characterised in that described
Single-chip microcomputer（9）With water pump（2）, the first thermostat（3）, front end cooling fan（5）, temperature sensor（8）, rear end cooling fan
（11）With the second thermostat（13）Between signal mutually transmit, measuring and judging engine（6）On the basis of internal temperature, according to
According to whether vehicle static, whether Vehicle Speed is in 0<Whether V≤80km/h, Vehicle Speed are in 80km/h<V<
The three state of speed limit, choose whether to open motor head cooling fan（5）, temperature sensor（8）And whether open
One thermostat（3）, the second thermostat（13）Form engine（6）Compound cooling scheme.
3. the compound air-cooled and water cooling polynary cooling system of engine according to claim 2, it is characterised in that described
Engine（6）Compound cooling scheme be divided into 9 kinds, be natural air cooled option A respectively；The natural air cooled and cooling combined scheme in front end
B；The natural air cooled and cooling combined scheme C in rear end；Natural air cooled, front end cooling, the cooling combined scheme D in rear end；It is natural air cooled, preceding
End cooling and the cooling combined scheme E in partial circulating loop；The cooling of natural air cooled and rear end and the cooling combined side in partial circulating loop
Case F；Natural air cooled, front end cooling and the cooling combined scheme G in systemic circulation loop；The cooling of natural air cooled and front end, rear end cooling
And the cooling combined scheme H in partial circulating loop；The cooling of natural air cooled and front end, rear end cooling and systemic circulation loop are cooling combined
Scheme I.
4. the compound air-cooled and water cooling polynary cooling system of engine according to claim 3, it is characterised in that described
When option A is that engine is run, vehicle remains static, speed is in 0<V≤80km/h states and speed are in 80km/h<
V<Under speed limit state, cooling-water duct（10）The temperature T of interior cooling water<Triggered at 50 DEG C.
5. the compound air-cooled and water cooling polynary cooling system of engine according to claim 3, it is characterised in that described
Option b remains static in vehicle, and cooling-water duct（10）When the temperature of interior cooling water is in 65 DEG C of 50 DEG C≤T ＜, with
And vehicle speed is in 80km/h ＜ V ＜ speed limits states and cooling-water duct（10）The temperature of interior cooling water is in 50 DEG C≤T ＜
Triggered at 64 DEG C.
6. the compound air-cooled and water cooling polynary cooling system of engine according to claim 3, it is characterised in that described
Scheme C is that speed is in 0<V≤80km/h states and cooling-water duct（10）The temperature of interior cooling water is in 64 DEG C of 50 DEG C≤T ＜
When, and vehicle speed is in 80km/h ＜ V ＜ speed limits states and cooling-water duct（10）The temperature of interior cooling water is in 64 DEG C
Triggered during 77 DEG C of≤T ＜.
7. the compound air-cooled and water cooling polynary cooling system of engine according to claim 3, it is characterised in that described
Scheme D is remained static for vehicle and cooling-water duct（10）When the temperature of interior cooling water is in 80 DEG C of 65 DEG C≤T ＜, speed
In 0<V≤80km/h states and cooling-water duct（10）When the temperature of interior cooling water is in 74 DEG C of 64 DEG C≤T ＜, and vehicle
Speed is in 80km/h ＜ V ＜ speed limits states and cooling-water duct（10）When the temperature of interior cooling water is in 85 DEG C of 77 DEG C≤T ＜
Triggering.
8. the compound air-cooled and water cooling polynary cooling system of engine according to claim 3, it is characterised in that described
Scheme E is that speed is in 0<V≤80km/h states and cooling-water duct（10）The temperature of interior cooling water is in 83 DEG C of 74 DEG C≤T ＜
When trigger.
9. the compound air-cooled and water cooling polynary cooling system of engine according to claim 3, it is characterised in that described
Scheme F is that speed is in 80km/h ＜ V ＜ speed limits states and cooling-water duct（10）The temperature of interior cooling water is in 85 DEG C≤T ＜
Triggered at 90 DEG C.
10. the compound air-cooled and water cooling polynary cooling system of engine according to claim 3, it is characterised in that described
Scheme G is that speed is in 0<V≤80km/h states and cooling-water duct（10）The temperature of interior cooling water is in 95 DEG C of 90 DEG C≤T ＜
When trigger.
11. the compound air-cooled and water cooling polynary cooling system of engine according to claim 3, it is characterised in that described
Scheme H is remained static for vehicle and cooling-water duct（10）When the temperature of interior cooling water is in 95 DEG C of 80 DEG C≤T ＜, speed
In 0<V≤80km/h states and cooling-water duct（10）When the temperature of interior cooling water is in 90 DEG C of 83 DEG C≤T ＜ and speed
In 80km/h ＜ V ＜ speed limits states and cooling-water duct（10）The temperature of interior cooling water triggers when being in 95 DEG C of 90 DEG C≤T ＜.
12. the compound air-cooled and water cooling polynary cooling system of engine according to claim 3, it is characterised in that described
Scheme I is cooling-water duct（10）The temperature of interior cooling water triggers when being in T >=95 DEG C, and judges to start if stationary vehicle
Engine high-temperature defence program, the flicker of high temperature indicator lamp, driving cabin voice message high temperature, it is automatic if vehicle travels to reduce car
Speed, the flicker of high temperature indicator lamp, driving cabin voice message high temperature simultaneously start engine high-temperature defence program.
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| CN106502205A (en) * | 2017-01-10 | 2017-03-15 | 厦门大学嘉庚学院 | A kind of engraving machine water-cooled main shaft temperature control system and control method |
| CN107630967A (en) * | 2017-10-23 | 2018-01-26 | 华东交通大学 | A kind of wind of automobile double Hydraulic shock absorber/water cooling combination cooling system |
| CN109184894B (en) * | 2018-09-25 | 2020-10-23 | 扬州泰鹏冷却器有限公司 | Engine cooling device |
| CN110566335B (en) * | 2019-08-01 | 2020-11-17 | 北京汽车股份有限公司 | Cooling circulation control module, engine cooling circulation system and automobile |
| CN111004048A (en) * | 2019-11-26 | 2020-04-14 | 国装新材料技术(江苏)有限公司 | SiC foamed ceramic, heat exchange tube based on SiC foamed ceramic and engine cooling protection device |
| CN113904500B (en) * | 2021-09-03 | 2024-02-02 | 广州智光节能有限公司 | Motor assembly |
| CN114899447A (en) * | 2022-04-25 | 2022-08-12 | 一汽解放汽车有限公司 | Heat dissipation control method and device, computer equipment and storage medium |
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