CN209604129U - A kind of cooling system for engine warm-up - Google Patents
A kind of cooling system for engine warm-up Download PDFInfo
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- CN209604129U CN209604129U CN201920406313.5U CN201920406313U CN209604129U CN 209604129 U CN209604129 U CN 209604129U CN 201920406313 U CN201920406313 U CN 201920406313U CN 209604129 U CN209604129 U CN 209604129U
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Abstract
The utility model relates to a kind of cooling systems for engine warm-up, including engine water pump, cylinder cover water jacket, cylinder body water jacket, radiator, HVAC and impounding kettle.The first water inlet water route connection of the first water outlet, cylinder body water jacket, cylinder body thermosistor, thermolator base of engine water pump；The second water inlet water route connection of second water outlet of engine water pump, the first water outlet of cylinder cover water jacket, thermolator base；The first water inlet water route connection of the first water outlet, HVAC thermosistor, HVAC, speed changer oil cooler, engine water pump of thermolator base；The second water inlet water route connection of the second water outlet, cooler for engine oil, engine water pump of thermolator base；The third water inlet water route connection of the third water outlet, radiator, radiator thermosistor, engine water pump of thermolator base.Warming-up speed, which can be improved, in cooling system makes engine reach preferable operating status as early as possible, while avoiding the occurrence of lubricating oil emulsion, declines lubricants performance.
Description
Technical field
The utility model relates to engines, and in particular to a kind of cooling system for engine warm-up.
Background technique
Engine warm-up refers to the process of that the temperature of engine cylinder body rises to normal working temperature from low temperature.Engine is cold
When starting, since gas handling system and temperature cylinder are lower, gasoline is difficult evaporating completely, causes incomplete combustion, generates pollution ring
The hydrocarbon in border.Simultaneously because fuel vaporization is difficult, combustion position is poor, causes the unnecessary increase of amount of fuel and waste.
Engine warm-up is slow, and center housing temperature is low, and water condensation phenomenon is easy to appear in cylinder body and causes machine oil after water is mixed with lubrication oil droplet
Emulsion (since coolant liquid enters in machine oil, makes machine oil lose its function), declines lubricants performance, engine scuffing adds
It is acute.Therefore it needs to improve warming-up speed as early as possible.
CN205277574U discloses a kind of engine-cooling system of rapid warming-up, including expansion kettle, water pump, engine
Water jacket, thermosistor, water pump are arranged in engine water jacket water inlet, and engine water jacket is in series with radiator, and thermosistor setting exists
Between radiator and engine water jacket, expansion kettle, which is connected with, starts press proof water pipe, and the other end of engine water supply pipe is connected to scattered
On pipeline between hot device and thermosistor.It separates cooling water in expansion kettle by thermosistor, is not involved in engine warm-up mistake
Journey improves warming-up efficiency, and expansion kettle cooling water participates in engine systemic circulation when thermosistor is opened, to engine work shape
The performance influence of state cooling system is small, meets cooling requirement.It is not directed to for a plurality of cooling system branch coolant rate point
The technical solution matched.
CN205618282U discloses a kind of warming apparatus for reducing engine warm-up time, including by radiator, water pump
The engine cooling and circulating system constituted with thermostat, further includes coolant liquid incubator, flow direction control valve and ECU, on engine
Equipped with the first water temperature sensor, coolant liquid incubator is equipped with the second water temperature sensor, flow direction control valve, the first water temperature sensor
It is electrically connected respectively with ECU with the second water temperature sensor, ECU passes through the temperature difference of the first water temperature sensor and the second water temperature sensor
Data flow to control the coolant liquid of flow direction control valve.When engine just starts, ECU controls flow direction control valve circulation coolant liquid
Coolant liquid in incubator carrys out quick heated engine coolant liquid, shortens engine warm-up time.The cooling of engine section heat
Liquid stores use when for cold start-up next time, coolant temperature when engine cold-start is improved, when shortening vehicle warming-up
Between, reduce engine emission and oil consumption.It is not directed to the technical solution for the distribution of a plurality of cooling system branch coolant rate.
Summary of the invention
The purpose of the utility model is to provide a kind of cooling systems for engine warm-up, improve the warming-up speed of engine
Degree makes engine reach preferable operating status as early as possible；The phenomenon that water condensation causes lubricating oil emulsion is avoided the occurrence of simultaneously, makes lubricating oil
Performance decline, engine scuffing aggravation.
A kind of cooling system for engine warm-up described in the utility model, including engine water pump, cylinder cover water jacket,
Cylinder body water jacket, radiator, HVAC and impounding kettle:
It further include cylinder body thermosistor, thermolator base, HVAC thermosistor, speed changer oil cooler, engine motor oil cooling
Device and radiator thermosistor；
First water outlet of the engine water pump, the cylinder body water jacket, cylinder body thermosistor and thermolator base first into
The mouth of a river successively front and back water route connection；
Second water outlet of the engine water pump, the first water outlet of the cylinder cover water jacket and thermolator base second into
The mouth of a river successively front and back water route connection；
The first water outlet, HVAC thermosistor, HVAC, speed changer oil cooler and the engine of the thermolator base
The successively front and back water route connection of first water inlet of water pump；
Second water inlet of the second water outlet of the thermolator base, cooler for engine oil and the engine water pump
Successively front and back water route connection；
The third water outlet of the thermolator base, radiator, radiator thermosistor and the engine water pump third into
The mouth of a river successively front and back water route connection；
The water outlet of the impounding kettle is connected to the 4th water inlet of the engine water pump.
Further, it is connected with third exhaust pipe between the impounding kettle and the 4th water outlet of the thermolator base, it is described
Downtake pipe, the impounding kettle and the second of the cylinder cover water jacket are connected between impounding kettle and the water inlet of the radiator
Second exhaust pipeline is connected between water outlet.
Further, the cylinder body thermosistor, the HVAC thermosistor, the radiator thermosistor are electrically connected with automobile ECU.
Further, the opening temperature range of the cylinder body thermosistor is 95 DEG C~105 DEG C, the unlatching of the HVAC thermosistor
Temperature range is 50 DEG C~60 DEG C, and the opening temperature range of the radiator thermosistor is 82 DEG C~88 DEG C.
Further, the top and bottom of the cylinder body thermosistor are respectively equipped with the upper hole and lower opening that internal diameter is 2mm.
Further, in engine cold-start stage, the cylinder body temperature adjustment of the cooling system for engine warm-up
Device, the HVAC thermosistor, the radiator thermosistor disconnect.
Further, in engine warm-up stage, the cylinder body thermosistor of the cooling system for engine warm-up
It is disconnected with the radiator thermosistor.
Further, in engine warm up phase, the radiator temperature adjustment of the cooling system for engine warm-up
Device disconnects.
Further, in the engine high-temperature stage, the cylinder body thermosistor of the cooling system for engine warm-up,
HVAC thermosistor and the radiator thermosistor are opened.
The beneficial effects of the utility model are:
Due to passing through the adjusting of cylinder body thermosistor, HVAC thermosistor, radiator thermosistor, control on demand coolant liquid is in cooling
The distribution of a plurality of branch of system, the warming-up speed for improving engine make engine reach preferable operating status as early as possible, avoid simultaneously
There is the phenomenon that water condensation causes lubricating oil emulsion, declines lubricants performance, engine scuffing aggravation.
Since the difference of the four-stage according to engine start requires, different structures is opened and closed to the cooling system,
Unnecessary circulation be can avoid to accelerate warming-up speed.It is specific as follows:
Cold-start phase, the coolant liquid in cylinder body water jacket do not flow, to accelerate cylinder body heating.HVAC, speed changer machine oil are cold
But the coolant liquid in device and radiator is without heat dissipation.The coolant liquid for absorbing heat in the cylinder cover water jacket flows into the engine machine
Oil cooling 6 to heat machine oil, accelerate the rising of cylinder body temperature in cylinder body-internal-circulation, avoid the occurrence of water-setting by the machine oil after heating
The phenomenon that knot phenomenon, reduction water and the mixing for lubricating oil droplet avoid the occurrence of lubricating oil emulsion, reduces lubricating oil emulsion risk.
Warm-up period, the interior coolant liquid in radiator of cylinder body water jacket do not flow, and HVAC thermosistor and speed changer machine oil are cold
But the coolant liquid in device is rapidly heated, on the other hand the comfort being on the one hand lifted under extremely cold weather reduces rubbing for speed changer
Function is wiped, the loss of speed changer is reduced.
Warm up phase, cylinder cover water jacket and cylinder body water jacket are connected in parallel, and make coolant liquid in cylinder body internal circulation flow, avoid starting
There is the phenomenon that pinking because center housing temperature is excessively high in machine.
Hot stage, radiator thermosistor are opened, and cylinder cover water jacket and cylinder body water jacket be connected in parallel, make by cylinder cover water jacket,
Coolant liquid in cylinder body water jacket and radiator simultaneously participates in circulation, further decreases coolant temperature, guarantees that engine operation exists
Within the scope of suitable temperature.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the coolant liquid circulation path schematic diagram in engine cold-start stage；
Fig. 3 is the coolant liquid circulation path schematic diagram in engine warm-up stage；
Fig. 4 is the coolant liquid circulation path schematic diagram of engine warm up phase；
Fig. 5 is the coolant liquid circulation path schematic diagram in engine high-temperature stage；
Fig. 6 is the structural schematic diagram of cylinder body thermosistor in the utility model；
Fig. 7 is the schematic side view of cylinder body thermosistor in Fig. 6.
In figure:
1- engine water pump；
2- cylinder cover water jacket；
30- cylinder body water jacket, 31- cylinder body thermosistor, the upper hole 310-, 311- lower opening；
4- thermolator base；
50- HVAC thermosistor, 51- HVAC, 52- speed changer oil cooler；
6- cooler for engine oil；
70- radiator, 71- radiator thermosistor；
8- impounding kettle, 80- return pipe；
90- downtake pipe, 91- second exhaust pipe, 92- third exhaust pipe, 93- throttle orifice；
First water outlet of a- engine water pump 1；
Second water outlet of b- engine water pump 1；
Second water inlet of c- thermolator base 4；
First water inlet of d- thermolator base 4；
First water outlet of e- thermolator base 4；
Second water outlet of f- thermolator base 4；
The third water outlet of g- thermolator base 4；
4th water outlet of h- thermolator base 4.
Specific embodiment
With reference to embodiment and attached drawing is described further the technical program.
Referring to Fig. 1 to Fig. 7, shown in a kind of cooling system for engine warm-up, including engine water pump 1, cylinder cap
Water jacket 2, cylinder body water jacket 30, radiator 70, HVAC 51 and impounding kettle 8 further include cylinder body thermosistor 31, thermolator base 4, HVAC tune
Warm device 50, speed changer oil cooler 52, cooler for engine oil 6 and radiator thermosistor 71.
The first water outlet a, the cylinder body water jacket 30, cylinder body thermosistor 31 and the thermolator base 4 of the engine water pump 1
First water inlet d successively front and back water route connection.
The of second water outlet b of the engine water pump 1, the first water outlet of the cylinder cover water jacket 2 and thermolator base 4
Two water inlet c successively front and back water route connection.
The first water outlet e, HVAC thermosistor 50, HVAC 51, speed changer oil cooler 52 and the institute of the thermolator base 4
State the first water inlet successively front and back water route connection of engine water pump 1.
Second water outlet f of the thermolator base 4, cooler for engine oil 6 and the engine water pump 1 second into
The mouth of a river successively front and back water route connection.
Third water outlet g, radiator 70, radiator thermosistor 71 and the engine water pump 1 of the thermolator base 4
The successively front and back water route connection of third water inlet.
The water outlet of the impounding kettle 8 is connected to the 4th water inlet of the engine water pump 1, passes through the impounding kettle 8
Cavitation erosion is generated to prevent water from pumping preceding hypotony to 1 moisturizing of engine water pump.
Be connected with downtake pipe 90 between the impounding kettle 8 and the water inlet of the radiator 70, the impounding kettle 8 with
Second exhaust pipeline 91 is connected between second water outlet of the cylinder cover water jacket 2 for the 2 exhaust side gas of cylinder cover water jacket
The discharge of body is connected with third exhaust pipe 92 between the impounding kettle 8 and the 4th water outlet h of the thermolator base 4.Described
Two water outlets of two gas exhaust pipings 91 and the third exhaust pipe 92 can be integrated into a water outlet and with 8 water of impounding kettle
Road connection.
The downtake pipe 90, the second exhaust pipeline 91, the third exhaust pipe 92 are equipped in pipe interior respectively
Diameter is the throttle orifice 93 of 2mm, prevents water flow in exhaust pipe excessive, causes the reduction of circulating water flow in the impounding kettle 8, from
And improve the warming-up speed under engine low temperature state and the circulation water use efficiency under the condition of high temperature.
The top and bottom of the cylinder body thermosistor 31 be respectively equipped with internal diameter be 2mm upper hole 310 and lower opening 311, with
Change in incuding the water temperature in the cylinder body water jacket 30.
When coolant temperature is lower, center housing temperature not up to burning optimum temperature, the cylinder body thermosistor 31, which is in, is closed
State makes center housing temperature continue to rise.After coolant temperature increases, center housing temperature reaches burning preferred temperature, to prevent cylinder body
Overheat, opens the cylinder body thermosistor 31 to cool down cylinder body.The opening temperature range of the cylinder body thermosistor 31 is preferred but unlimited
It is set to 95 DEG C~105 DEG C, temperature value can be determined by test.
When coolant temperature is lower, the not up to water temperature demand of crew module's heating and defrosting, at the HVAC thermosistor 50
In closed state.When coolant temperature reaches the water temperature demand of crew module's heating and defrosting, the HVAC thermosistor 50 is opened, it is cold
But liquid carries out heating and defrosting-defogging by the HVAC 51, while passing through 52 heating transmission of speed changer oil cooler
Machine oil.The opening temperature range of the HVAC thermosistor 50 is preferred but is not limited to 50 DEG C~60 DEG C.
For the radiator thermosistor 71 in the higher Shi Kaiqi of engine temperature, opening temperature range is preferred but is not limited to 82
DEG C~88 DEG C.
The first water inlet, the second water inlet, third water inlet, the 4th water inlet of the engine water pump 1 can be set to
One integrated water inlet.
The cylinder body thermosistor 31, the HVAC thermosistor 50, the radiator thermosistor 71 are electrically connected simultaneously with automobile ECU
The opening-closing size of valve port is controlled by ECU.The radiator thermosistor 71 is located at the water inlet of the engine water pump 1, favorably
It is fluctuated in reducing engine water temperature.
A kind of course of work of the cooling system for engine warm-up is divided into four-stage, described in detail below.
One cold-start phase: as shown in Fig. 2, the cylinder body thermosistor 31, the HVAC thermosistor 50, the radiator
Thermosistor 71 disconnects, and the circulation path of coolant liquid is,
1. the second water outlet b of the engine water pump 1, the first water outlet of the cylinder cover water jacket 2, the thermolator base
4 the second water outlet f, the cooler for engine oil 6, successively water route is connected to simultaneously 1 second water inlet of the engine water pump
Form circulation water conservancy diversion；
2. the second water outlet b of the engine water pump 1, the first water outlet of the cylinder cover water jacket 2, the thermolator base
4 the 4th water outlet h, the third exhaust pipe 92, the impounding kettle 8, the engine water pump 1 the 4th water inlet successively water
Road is connected to and forms circulation water conservancy diversion；
3. the second water outlet b of the engine water pump 1, the first water outlet of the cylinder cover water jacket 2, the thermolator base
4 third water outlet g, the downtake pipe 90, the impounding kettle 8, the engine water pump 1 the 4th water inlet successively water
Road is connected to and forms circulation water conservancy diversion；
4. the second water outlet b of the engine water pump 1, the second water outlet of the cylinder cover water jacket 2, the second exhaust
Pipe 91, the impounding kettle 8, the engine water pump 1 the 4th water inlet successively water route is connected to and forms circulation water conservancy diversion.
Coolant liquid within this stage, the cylinder body water jacket 30 does not flow, to accelerate cylinder body heating.The HVAC 51 becomes
Coolant liquid in fast device oil cooler 52, radiator 70 is without heat dissipation.Absorb the cooling liquid stream of heat in the cylinder cover water jacket 2
Enter the cooler for engine oil 6 to heat machine oil, the machine oil after heating accelerates the upper of cylinder body temperature in cylinder body-internal-circulation
It rises, avoids the occurrence of water condensation phenomenon, reduce water and lubricate the mixing of oil droplet to avoid there is the phenomenon that lubricating oil emulsion, reduce machine oil
Emulsify risk.
Two warm-up periods: as shown in figure 3, the cylinder body thermosistor 31 and the radiator thermosistor 71 disconnect, it is cooling
The circulation path of liquid is,
5. the second water outlet b of the engine water pump 1, the first water outlet of the cylinder cover water jacket 2, the thermolator base
4 the first water outlet e, the HVAC thermosistor 50, the HVAC 51, the speed changer oil cooler 52, the engine
Successively water route is connected to and forms circulation water conservancy diversion first water inlet of water pump 1；
6. the second water outlet b of the engine water pump 1, the first water outlet of the cylinder cover water jacket 2, the thermosistor
Seat 4 the second water outlet f, the cooler for engine oil 6, the engine water pump 1 the second water inlet successively water route connect
Lead to and forms circulation water conservancy diversion；
7. the second water outlet b of the engine water pump 1, the second water outlet of the cylinder cover water jacket 2, the second row
Tracheae 91, the impounding kettle 8, the engine water pump 1 the 4th water inlet successively water route is connected to and forms circulation water conservancy diversion；
8. the second water outlet b of the engine water pump 1, the first water outlet of the cylinder cover water jacket 2, the thermosistor
Seat 4 the 4th water outlet h, the third exhaust pipe 92, the impounding kettle 8, the engine water pump 1 the 4th water inlet successively
Water route is connected to and forms circulation water conservancy diversion；
9. the second water outlet b of the engine water pump 1, the first water outlet of the cylinder cover water jacket 2, the thermosistor
Seat 4 third water outlet g, the downtake pipe 90, the impounding kettle 8, the engine water pump 1 the 4th water inlet successively
Water route is connected to and forms circulation water conservancy diversion.
Coolant liquid within this stage, the cylinder body water jacket 30 and in the radiator 70 does not flow, the HVAC temperature adjustment
Coolant liquid in device 50 and the speed changer oil cooler 52 is rapidly heated, and is on the one hand lifted at comfortable under extremely cold weather
Property, the frictional work of speed changer is on the other hand reduced, the loss of speed changer is reduced.
Three warm up phase: as shown in figure 4, the radiator thermosistor 71 disconnects.The circulation path of coolant liquid is,
10. the first water outlet, described of the engine water pump 1, the cylinder body water jacket 30 and/or the cylinder cover water jacket 2
First water outlet e of thermolator base 4, the HVAC thermosistor 50, the HVAC 51, the speed changer oil cooler 52, institute
Stating the first water inlet of engine water pump 1, successively water route is connected to and forms circulation water conservancy diversion；
11. the first water outlet, described of the engine water pump 1, the cylinder body water jacket 30 and/or the cylinder cover water jacket 2
Second water outlet f of thermolator base 4, the cooler for engine oil 6, the engine water pump 1 the second water inlet successively
Water route is connected to and forms circulation water conservancy diversion；
12. the first water outlet, described of the engine water pump 1, the cylinder body water jacket 30 and/or the cylinder cover water jacket 2
The 4th water inlet of the 4th water outlet h, the third exhaust pipe 92, the impounding kettle 8, the engine water pump 1 of thermolator base 4
Successively water route is connected to and forms circulation water conservancy diversion mouth；
13. the first water outlet, described of the engine water pump 1, the cylinder body water jacket 30 and/or the cylinder cover water jacket 2
The 4th water inlet of the third water outlet g, the downtake pipe 90, the impounding kettle 8, the engine water pump 1 of thermolator base 4
Successively water route is connected to and forms circulation water conservancy diversion mouth.
14. the second water outlet b of the engine water pump 1, the second water outlet of the cylinder cover water jacket 2, the second row
Tracheae 91, the impounding kettle 8, the engine water pump 1 the 4th water inlet successively water route is connected to and forms circulation water conservancy diversion；
In this stage, the cylinder cover water jacket 2 and the cylinder body water jacket 30 are connected in parallel, and make coolant liquid in cylinder body inner recirculation flow
It is dynamic, the reliability of cylinder body is promoted, engine is avoided the phenomenon that pinking occur because center housing temperature is excessively high.
Four hot stages: as shown in figure 5, the cylinder body thermosistor 31, HVAC thermosistor 50 and the radiator thermosistor
71 open, and the circulation path of coolant liquid is,
15. the first water outlet, described of the engine water pump 1, the cylinder body water jacket 30 and/or the cylinder cover water jacket 2
It is first water outlet e of thermolator base 4, the HVAC thermosistor 50, the HVAC 51, the speed changer oil cooler 6, described
Successively water route is connected to and forms circulation water conservancy diversion first water inlet of engine water pump 1；
16. the first water outlet, described of the engine water pump 1, the cylinder body water jacket 30 and/or the cylinder cover water jacket 2
Second water outlet f of thermolator base 4, the cooler for engine oil 6, the engine water pump 1 the second water inlet successively
Water route is connected to and forms circulation water conservancy diversion；
17. the engine water pump 1 water outlet, the cylinder body water jacket 30 and/or the cylinder cover water jacket 2 the first water outlet,
The third water outlet g of the thermolator base 4, the downtake pipe 90, the impounding kettle 8, the engine water pump 1 the 4th
Successively water route is connected to and forms circulation water conservancy diversion water inlet；
18. the first water outlet, described of the engine water pump 1, the cylinder body water jacket 30 and/or the cylinder cover water jacket 2
The third of the third water outlet g of thermolator base 4, the radiator 70, the radiator thermosistor 71, the engine water pump 1
Successively water route is connected to and forms circulation water conservancy diversion water inlet；
19. the first water outlet, described of the engine water pump 1, the cylinder body water jacket 30 and/or the cylinder cover water jacket 2
The 4th water outlet h, the third exhaust pipe 92, the impounding kettle 8, the 4th water inlet of the engine water pump 1 of thermolator base 4
Successively water route is connected to and forms circulation water conservancy diversion；
20. the second water outlet b of the engine water pump 1, the second water outlet of the cylinder cover water jacket 2, the second row
Tracheae 91, the impounding kettle 8, the engine water pump 1 the 4th water inlet successively water route is connected to and forms circulation water conservancy diversion.
In this stage, the radiator thermosistor 71 is opened, and the cylinder cover water jacket 2 and the cylinder body water jacket 30 are in parallel even
It connects, makes to simultaneously participate in circulation by the coolant liquid in the cylinder cover water jacket 2, the cylinder body water jacket 30 and the radiator 70, into
One step reduces coolant temperature, guarantees engine operation within the scope of suitable temperature.
The above is only the preferred embodiment of the technical program, it is noted that for the common skill of the art
For art personnel, under the premise of not departing from the technical program principle, several improvement and replacement can also be made, these improve and
Replacement also should be regarded as the protection scope of the technical program.
Claims (9)
1. a kind of cooling system for engine warm-up, including engine water pump (1), cylinder cover water jacket (2), cylinder body water jacket
(30), radiator (70), HVAC (51) and impounding kettle (8), it is characterised in that:
Further include cylinder body thermosistor (31), thermolator base (4), HVAC thermosistor (50), speed changer oil cooler (52), start
Machine oil cooler (6) and radiator thermosistor (71)；
The first water outlet (a), the cylinder body water jacket (30), cylinder body thermosistor (31) and the thermosistor of the engine water pump (1)
The successively front and back water route connection of first water inlet (d) of seat (4)；
Second water outlet (b) of the engine water pump (1), the first water outlet of the cylinder cover water jacket (2) and thermolator base (4)
The second water inlet (c) successively front and back water route connection；
First water outlet (e) of the thermolator base (4), HVAC thermosistor (50), HVAC (51), speed changer oil cooler
(52) it is successively connected in front and back water route with the first water inlet of the engine water pump (1)；
Second water outlet (f) of the thermolator base (4), cooler for engine oil (6) and the engine water pump (1) the
The successively front and back water route connection of two water inlets；
Third water outlet (g), radiator (70), radiator thermosistor (71) and the engine water of the thermolator base (4)
Pump the third water inlet successively front and back water route connection of (1)；
The water outlet of the impounding kettle (8) is connected to the 4th water inlet of the engine water pump (1).
2. the cooling system according to claim 1 for engine warm-up, which is characterized in that the impounding kettle (8) with
It is connected with downtake pipe (90) between the water inlet of the radiator (70), the impounding kettle (8) and the cylinder cover water jacket (2)
The second water outlet between be connected with second exhaust pipeline (91), the impounding kettle (8) goes out with the 4th of the thermolator base (4)
Third exhaust pipe (92) are connected between the mouth of a river (h).
3. the cooling system according to claim 1 for engine warm-up, which is characterized in that the cylinder body thermosistor
(31), the HVAC thermosistor (50), the radiator thermosistor (71) are electrically connected with automobile ECU.
4. the cooling system according to claim 3 for engine warm-up, which is characterized in that the cylinder body thermosistor
(31) opening temperature range is 95 DEG C~105 DEG C, and the opening temperature range of the HVAC thermosistor (50) is 50 DEG C~60 DEG C,
The opening temperature range of the radiator thermosistor (71) is 82 DEG C~88 DEG C.
5. the cooling system according to claim 3 for engine warm-up, which is characterized in that the cylinder body thermosistor
(31) top and bottom are respectively equipped with the upper hole (310) and lower opening (311) that internal diameter is 2mm.
6. the cooling system according to any one of claims 1 to 5 for engine warm-up, which is characterized in that in engine
Cold-start phase, the cylinder body thermosistor (31), the HVAC thermosistor (50), the radiator thermosistor (71) disconnect.
7. the cooling system according to any one of claims 1 to 5 for engine warm-up, which is characterized in that in engine
Warm-up period, the cylinder body thermosistor (31) and the radiator thermosistor (71) disconnect.
8. the cooling system according to any one of claims 1 to 5 for engine warm-up, which is characterized in that in engine
Warm up phase, the radiator thermosistor (71) disconnect.
9. the cooling system according to any one of claims 1 to 5 for engine warm-up, which is characterized in that in engine
Hot stage, the cylinder body thermosistor (31), HVAC thermosistor (50) and the radiator thermosistor (71) are opened.
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| CN111692325A (en) * | 2020-06-30 | 2020-09-22 | 潍柴动力股份有限公司 | Vehicle, power assembly thereof, gearbox lubricating system and lubricating method |
| CN111691966A (en) * | 2020-06-16 | 2020-09-22 | 安徽江淮汽车集团股份有限公司 | Engine cooling system |
| CN111894721A (en) * | 2020-07-08 | 2020-11-06 | 东风商用车有限公司 | Engine cooling system |
| CN115013114A (en) * | 2022-06-13 | 2022-09-06 | 潍柴动力股份有限公司 | Engine preheating system and method |
| WO2022184021A1 (en) * | 2021-03-01 | 2022-09-09 | 比亚迪股份有限公司 | Vehicle and engine thereof |
| CN116357443A (en) * | 2023-02-28 | 2023-06-30 | 重庆长安汽车股份有限公司 | Automobile heat management system and automobile |
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|---|---|---|---|---|
| CN111691966A (en) * | 2020-06-16 | 2020-09-22 | 安徽江淮汽车集团股份有限公司 | Engine cooling system |
| CN111692325A (en) * | 2020-06-30 | 2020-09-22 | 潍柴动力股份有限公司 | Vehicle, power assembly thereof, gearbox lubricating system and lubricating method |
| CN111894721A (en) * | 2020-07-08 | 2020-11-06 | 东风商用车有限公司 | Engine cooling system |
| CN111894721B (en) * | 2020-07-08 | 2021-06-08 | 东风商用车有限公司 | Engine cooling system |
| WO2022184021A1 (en) * | 2021-03-01 | 2022-09-09 | 比亚迪股份有限公司 | Vehicle and engine thereof |
| US11975602B2 (en) | 2021-03-01 | 2024-05-07 | Byd Company Limited | Vehicle and engine thereof |
| CN115013114A (en) * | 2022-06-13 | 2022-09-06 | 潍柴动力股份有限公司 | Engine preheating system and method |
| CN116357443A (en) * | 2023-02-28 | 2023-06-30 | 重庆长安汽车股份有限公司 | Automobile heat management system and automobile |
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