CN116176220A - Energy-saving type automobile cabin heating system and control method thereof - Google Patents
Energy-saving type automobile cabin heating system and control method thereof Download PDFInfo
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- CN116176220A CN116176220A CN202310071392.XA CN202310071392A CN116176220A CN 116176220 A CN116176220 A CN 116176220A CN 202310071392 A CN202310071392 A CN 202310071392A CN 116176220 A CN116176220 A CN 116176220A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/02—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant
- B60H1/04—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant from cooling liquid of the plant
- B60H1/06—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant from cooling liquid of the plant directly from main radiator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/56—Heating or ventilating devices
- B60N2/5607—Heating or ventilating devices characterised by convection
- B60N2/5614—Heating or ventilating devices characterised by convection by liquid
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
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- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses an energy-saving automobile cabin heating system and a control method thereof. The system is reasonably designed, the waste heat of the automobile engine is fully utilized to heat the cabin, no additional electric energy is required to be consumed, the tail end heating device is different from the tail end of the air supply of the existing automobile air conditioner, the thermal comfort of the automobile cabin environment is improved, the system is suitable for drivers and passengers with heating requirements on the waist, the neck or the feet and other parts, and meanwhile, the thermal pollution of the automobile to the atmosphere is reduced.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to an energy-saving automobile cabin heating system and a control method thereof.
Background
The existing heating modes of the automobile cabin mainly comprise three modes: one is to add a set of heat pump system, which utilizes the phase change released latent heat of the refrigerant to heat the automobile environment, for example, chinese patent application numbers 202110488856.8 and 202111679489.6 propose an electric automobile cabin heating system and a control method thereof, wherein the electric automobile cabin heating system comprises a compressor, an electronic expansion valve, a sensor, a condenser, a refrigerant loop and the like, and utilizes the phase change of the refrigerant to heat the air in the electric automobile cabin. The normal operation of the system needs additional electric energy, and the operation principle and the operation effect are not different from those of the existing fuel automobile air conditioner. Secondly, an electric heating system is utilized to heat the automobile cushion or the back cushion, for example, the Chinese patent application numbers 201220332159.X, 201320283285.5 and 201810761844.6 all improve the comfort of passengers by arranging an electric heating device in the automobile cushion or the back cushion. This way, the cushion or cushion is heated by the electrical energy, and additional electrical energy is consumed. Thirdly, the system for recovering the waste heat of the engine exhaust gas to heat the cabin is provided by Chinese patents, such as application numbers 202110488856.8 and 202110290048.0, respectively, and the two patents are energy-saving and environment-friendly by adding a heat exchanger to recycle the waste heat of the engine exhaust gas, but the system provided by the two patents only heats the air in the cabin of the automobile, and the heating effect is the same as that of the existing automobile air conditioner.
When the existing fuel automobile engine runs, a large amount of energy is discharged into the atmosphere in a waste heat form, so that energy waste and certain environmental heat pollution are caused. Furthermore, many drivers and passengers have heating demands on different body parts such as the waist, the neck, the feet and the like when riding the automobile, and especially the demands on long-time drivers or middle-aged and elderly people in cold seasons are prominent.
Disclosure of Invention
The invention aims to provide an energy-saving automobile cabin heating system and a working mode thereof, which are used for solving the problems in the background technology and meeting the demands of drivers and passengers.
According to the invention, the corresponding position of the cabin is heated by utilizing the waste heat of the engine, no additional electric energy is required, the heating device is different from the air supply tail end of the existing automobile air conditioner, the automobile air conditioner is suitable for people with heating requirements on the waist, the neck or the feet and other parts, the thermal comfort of the automobile cabin environment can be greatly improved, and the thermal pollution of the automobile operation to the atmosphere environment is reduced.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the energy-saving automobile cabin heating system comprises an automobile engine, a first water pump, an air-cooled radiator, a radiator fan, an electric two-way valve, a first heat exchanger, a second water pump and a water temperature sensor, and is characterized by also comprising a digital thermometer, a proportional three-way valve and a controller which are arranged in the cabin, a plurality of parallel second heat exchanger kits arranged on a seat backrest, a plurality of parallel third heat exchangers arranged on the lower part of the seat, a plurality of first manual knobs and a plurality of second manual knobs which correspond to the first heat exchanger kits and the second heat exchanger kits; the second heat exchanger kit comprises a first hose, a second heat exchanger and a second hose, wherein the a end of the automobile engine is connected with the a end of the air-cooled radiator through a pipeline, the b end of the engine is connected with the outlet of the first water pump through a pipeline, the inlet of the first water pump is connected with the b end of the air-cooled radiator through a pipeline, the a end of the air-cooled radiator is connected with the a end of the electric two-way valve through a pipeline, the b end of the electric two-way valve is connected with the a end of the first heat exchanger through a pipeline, the b end of the air-cooled radiator is connected with the b end of the first heat exchanger through a pipeline, the c end of the first heat exchanger is connected with the a end of the proportional three-way valve through a pipeline, the b end of the proportional three-way valve is connected with the first hose through a pipeline, the b end of the second heat exchanger is connected with the second water pump through a pipeline, the b end of the electric two-way valve is connected with the second water pump through a three-way valve through a pipeline, the second water inlet of the electric two-way valve is connected with the water pump through a three-way valve, the water temperature sensor is connected with the water pump through a three-way valve through a pipeline, the water inlet of the water pump is connected with the water pump through a three-way valve through a pipeline, the water temperature sensor is connected with the motor of the cooling fan through a wire.
Further, an automatic exhaust valve and a digital display thermometer are sequentially arranged on a pipeline between the c end of the first heat exchanger and the a end of the proportional three-way valve from near to far.
Further, the automatic exhaust valve is installed at the highest position of the system.
Further, the number is equivalent to the number of seats in the car cabin.
Further, the second heat exchanger and the third heat exchanger are both channel structure heat exchangers.
Further, the controller is a PID controller comprising a number of input ports and 2 output ports.
Further, the first heat exchanger is a sleeve-type or shell-and-tube type or plate-type liquid-liquid heat exchanger.
Further, a control method based on the energy-saving type automobile cabin heating system according to any one of claims 1 to 7 is characterized in that: taking the part A contained in the second heat exchanger group, the third heat exchanger group, the first manual knob group and the second manual knob group as an example, the control method comprises the following three working modes:
(1) Method for operating the heating mode of the second heat exchanger (waist or neck):
when the automobile runs, the first manual knob is rotated, the controller controls the proportional three-way valve to act, the opening of the end a and the opening of the end b are regulated according to the opening proportion of the knob, the proportional three-way valve is in linkage control with the second water pump to act, hot water respectively flows through the end a and the end b of the proportional three-way valve, enters the end a of the first hose and the second heat exchanger, exchanges heat with the surrounding environment of the second heat exchanger, flows out through the end b of the second heat exchanger after exchanging heat, sequentially enters the second hose, the second water pump and the first heat exchanger, and enters the end a of the proportional three-way valve again after absorbing heat, and sequentially circulates;
(2) Method for operating a third heat exchanger (foot) heating mode:
when the automobile runs, the second manual knob is rotated, the controller controls the proportional three-way valve to act, the opening of the end a and the opening of the end c are regulated according to the opening proportion of the knob, the proportional three-way valve is in linkage control to act of the second water pump, hot water respectively flows through the end a and the end c of the proportional three-way valve, enters the end a of the third heat exchanger and the surrounding environment of the third heat exchanger to exchange heat, flows out from the end b of the third heat exchanger after exchanging heat, sequentially enters the second water pump and the first heat exchanger, and enters the end a of the proportional three-way valve again after absorbing heat, and sequentially circulates;
(3) The control method of the direct heat extraction mode comprises the following steps:
when the automobile runs, when the temperature measured by the water temperature sensor reaches 90 ℃, the action of the cooling fan is controlled in a linkage way, and the air cooling radiator dissipates heat in the same mode as the traditional automobile heat dissipation mode.
Further, when the system is not in operation, each port of the proportional three-way valve is in a normally closed state.
Further, when the first manual knob and the second manual knob are respectively operated, the mode (1) and the mode (2) are respectively realized; when the first manual knob and the second manual knob act simultaneously, the mode (1) and the mode (2) are realized simultaneously.
Compared with the prior art, the invention has the following advantages:
1. the invention heats the waist, neck or foot parts of drivers and passengers by reasonably designing and utilizing the waste heat of the automobile engine, provides point-to-point heating service for the needed personnel, improves the thermal comfort of the automobile cabin environment and meets the demands of the drivers and passengers.
2. The system of the invention does not need to consume extra electric energy, and reduces the thermal pollution of the automobile to the atmosphere environment.
Drawings
Figure 1 is a schematic diagram of the system of the present invention,
fig. 2 shows a schematic diagram of the structure of the second heat exchanger (11) in the system according to the invention, wherein fig. 2a is a front view, fig. 2b is a left side view, fig. 2c is a top view,
fig. 3 is a schematic diagram of the structure of the third heat exchanger (13) in the system of the present invention, wherein fig. 3a is a front view, fig. 3b is a left side view, and fig. 3c is a top view.
The reference numerals in fig. 1 illustrate: 1-automobile engine, 2-first water pump, 3-air-cooled radiator, 4-radiator fan, 5-electric two-way valve, 6-first heat exchanger, 7-automatic exhaust valve, 8-digital thermometer, 9-proportion three-way valve, 10-first hose, 11-second heat exchanger, 12-second hose, 13-third heat exchanger, 14-second water pump, 15-first manual knob, 16-second manual knob, 17-controller, 18-water temperature sensor, 19-second heat exchanger suite, 100-second heat exchanger group, 130-third heat exchanger group, 150-first manual knob group, 160-second manual knob group
The reference numerals in fig. 2 illustrate: 111-first baffle, 112-first channel, 113-first housing, 114-cloth cover
The reference numerals in fig. 3 illustrate: 131-second baffle, 132-second channel, 133-second housing
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings.
Further, the letter expressions such as a, b, c, d and the like mentioned in the present invention are merely references to the outlet and inlet of the drawings. Accordingly, the use of alphabetic language is intended to illustrate and understand the invention, and is not intended to limit the invention.
The energy-saving automobile cabin heating system shown in fig. 1 comprises an automobile engine 1, a first water pump 2, an air-cooled radiator 3, a cooling fan 4, an electric two-way valve 5, a first heat exchanger 6, an automatic exhaust valve 7, a digital thermometer 8, a proportional three-way valve 9, a second heat exchanger group 100, a third heat exchanger group 130, a second water pump 14, a first manual knob group 150, a second manual knob group 160, a controller 17 and a water temperature sensor 18. Wherein the second heat exchanger group 100 comprises N first hoses 10, N second heat exchangers 11, N second hoses 12, the third heat exchanger group 130 comprises N third heat exchangers 13, the first manual knob group 150 comprises N first manual knobs 15, the second manual knob group 160 comprises N second manual knobs 16, the a end of the automobile engine 1 is connected with the a end of the air-cooled radiator 3 through a pipeline, the b end of the automobile engine 1 is connected with the outlet of the first water pump 2 through a pipeline, the inlet of the first water pump 2 is connected with the b end of the air-cooled radiator 3 through a pipeline, the a end of the air-cooled radiator 3 is connected with the a end of the electric two-way valve 5 through a pipeline, the b end of the electric two-way valve 5 is connected with the a end of the first heat exchanger 6 through a pipeline, the b end of the air-cooled radiator 3 is connected with the b end of the first heat exchanger 6 through a pipeline, the c end of the first heat exchanger 6 is connected with the a end of the proportional three-way valve 9 through a pipeline, the automatic exhaust valve 7 and the digital display thermometer 8 are sequentially arranged on the pipeline between the c end of the first heat exchanger 6 and the a end of the proportional three-way valve 9, the b end of the proportional three-way valve 9 is connected with the first hose 10 through a pipeline, the first hose 10 is connected with the a end of the second heat exchanger 11 through a pipeline, the b end of the second heat exchanger 11 is connected with the second hose 12 through a pipeline, the second hose 12 is connected with the inlet of the second water pump 14 through a pipeline, the outlet of the second water pump 14 is connected with the d end of the first heat exchanger 6 through a pipeline, the c end of the proportional three-way valve 9 is connected with the a end of the third heat exchanger 13 through a pipeline, the b end of the third heat exchanger 13 is connected with the inlet of the second water pump 14 through a pipeline, the control end of the electric two-way valve 5 and the control end of the proportional three-way valve 9 are connected with the output end of the controller 17 through wires, the first manual knob 15 and the second manual knob 16 are connected with the input end of the controller 17 through wires, the second water pump 14 is in linkage control with the proportional three-way valve 9 through wires, the water temperature sensor 18 is arranged on a cooling liquid return pipeline of the automobile engine 1, and the water temperature sensor 18 is connected with a motor of the cooling fan 4 through wires.
Wherein the second heat exchanger group 100, the third heat exchanger group 130, the first manual knob group 150 and the second manual knob group 160 are contained in relation to the number of seats of the automobile. Assuming that the number of seats of the automobile is N, the second heat exchanger group 100 includes N first hoses, N second heat exchangers, N second hoses, the third heat exchanger group 130 includes N third heat exchangers, the first manual knob group 150 includes N first manual knobs, and the second manual knob group 160 includes N second manual knobs. The controller 17 is a PID controller, and includes a plurality of input ports and 2 output ports. The first heat exchanger 6 is a liquid-liquid heat exchanger, and the structural form can be a sleeve type, a shell type or a plate type. The internal structures of the second heat exchanger 11 and the third heat exchanger 13 are preferably channel structures, but are not limited to channel structures, the second heat exchanger 11 comprises a baffle 111, a channel 112, a shell 113 and a cloth cover 113, the third heat exchanger 13 comprises a baffle 131, a channel 132 and a shell 133, wherein the structures of the baffle 111 and the baffle 131 can be flat plates, grooved plates, microporous plates and the like, and the materials of the baffle 111, the shell 113, the baffle 131 and the shell 133 are all metals. The shape of the housing 113 of the second heat exchanger 11 is preferably, but not limited to, the shape shown in fig. 2, and the shape of the housing 133 of the third heat exchanger 13 is preferably, but not limited to, the cube shown in fig. 3. The first water pump 2, the air-cooled radiator 3, the cooling fan 4, the electric two-way valve 5, the first heat exchanger 6, the second water pump 14 and the water temperature sensor 18 are arranged in an engine compartment of the automobile, wherein the first water pump 2, the air-cooled radiator 3, the cooling fan 4 and the water temperature sensor 18 are existing devices of the fuel automobile. The second heat exchanger 11 is installed at a waist or neck position of each seat of the car cabin, and can be changed by adjusting the lengths of the first hose 10 and the second hose 12, and the third heat exchanger 13 is installed at a foot position of each seat of the car cabin. The first manual knob 15 and the second manual knob 16 are mounted in operative positions of the seats of the cabin of the vehicle. The automatic exhaust valve 7 is installed at the highest position of the system. Each port of the proportional three-way valve 9 is in a normally closed state.
The invention relates to a working method of an energy-saving automobile cabin heating system, which takes an A part contained in a second heat exchanger group 100, a third heat exchanger group 130, a first manual knob group 150 and a second manual knob group 160 as an example and comprises the following three working modes:
(1) Waist or neck heating mode
When the automobile runs, the first manual knob 15 is rotated, the controller 17 controls the proportional three-way valve 9 to act, the opening of an end a and an end b are regulated according to the opening proportion of the knob, the proportional three-way valve 9 controls the second water pump 14 to act in a linkage manner, hot water respectively flows through the end a and the end b of the proportional three-way valve (9), enters the end a of the first hose 10 and the end b of the second heat exchanger 11, exchanges heat with the surrounding environment of the second heat exchanger 11, flows out through the end b of the second heat exchanger 11 after exchanging heat, sequentially enters the end a of the second hose 12, the second water pump 14 and the first heat exchanger 6, absorbs heat, and then enters the end a of the proportional three-way valve 9 again to circulate in sequence;
(2) Foot heating mode
When the automobile runs, the second manual knob 16 is rotated, the controller 17 controls the proportional three-way valve 9 to act, the opening of an end a and an end c are regulated according to the opening proportion of the knob, the proportional three-way valve 9 controls the second water pump 14 to act in a linkage manner, hot water respectively flows through the end a and the end c of the proportional three-way valve 9, enters the end a of the third heat exchanger 13 and the surrounding environment of the third heat exchanger 13 to exchange heat, flows out from the end b of the third heat exchanger 13 after exchanging heat, sequentially enters the second water pump 14 and the first heat exchanger 6, and enters the end a of the proportional three-way valve 9 again after absorbing heat to circulate in sequence;
(3) Direct heat rejection mode
When the car runs, when the temperature measured by the water temperature sensor 18 reaches 90 ℃, the action of the cooling fan 4 is controlled in a linkage way, and the air cooling radiator 3 radiates heat in the same mode as the traditional car radiation mode.
The invention relates to a working method of an energy-saving automobile cabin heating system, which is characterized by comprising the following steps of: the description of the operation conditions of the proportional three-way valve 9 in the modes 1 and 2 is only one example, and the modes 1 and 2 may be simultaneously implemented when the first manual knob 15 and the second manual knob 16 are simultaneously operated.
The foregoing is only a preferred embodiment of the invention, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the invention.
Claims (10)
1. An energy-saving automobile cabin heating system comprises an automobile engine (1), a first water pump (2), an air-cooled radiator (3), a radiator fan (4), an electric two-way valve (5), a first heat exchanger (6), a second water pump (14) and a water temperature sensor (18) which are arranged in an automobile engine cabin, and is characterized by also comprising a digital thermometer (8), a proportional three-way valve (9) and a controller (17) which are arranged in the cabin, a plurality of parallel second heat exchanger kits (19) and a plurality of parallel third heat exchangers (13) which are arranged at the lower part of a seat back, a plurality of first manual knobs (15) and a plurality of second manual knobs (16) which are corresponding to the first heat exchangers and the second heat exchangers; the second heat exchanger set (19) comprises a first hose (10), a second heat exchanger (11) and a second hose (12), the a end of the automobile engine (1) is connected with the a end of the air-cooled radiator (3) through a pipeline, the b end of the engine (1) is connected with the outlet of the first water pump (2) through a pipeline, the inlet of the first water pump (2) is connected with the b end of the air-cooled radiator (3) through a pipeline, the a end of the air-cooled radiator (3) is connected with the a end of the electric two-way valve (5) through a pipeline, the b end of the electric two-way valve (5) is connected with the a end of the first heat exchanger (6) through a pipeline, the c end of the first heat exchanger (6) is connected with the a end of the proportional three-way valve (9) through a pipeline, the b end of the proportional three-way valve (9) is connected with the second hose (12) through a pipeline, the b end of the electric two-way valve (5) is connected with the a end of the first heat exchanger (6) through a pipeline, the b end of the electric two-way valve (3) is connected with the second hose (12) through a pipeline, the outlet of the second water pump (14) is connected with the d end of the first heat exchanger (6) through a pipeline, the c end of the proportional three-way valve (9) is connected with the a end of the third heat exchanger (13) through a pipeline, the b end of the third heat exchanger (13) is connected with the inlet of the second water pump (14) through a pipeline, the control end of the electric two-way valve (5) and the control end of the proportional three-way valve (9) are connected with the output end of the controller (17) through wires, the first manual knob (15) and the second manual knob (16) are connected with the input end of the controller (17) through wires, the second water pump (14) is in linkage control with the proportional three-way valve (9) through wires, the water temperature sensor (18) is arranged on a cooling liquid return pipeline of the automobile engine (1), and the water temperature sensor (18) is connected with a motor of the heat dissipation fan (4) through wires.
2. An energy-saving automobile cabin heating system according to claim 1, characterized in that an automatic exhaust valve (7) and a digital thermometer (8) are sequentially arranged on a pipeline between the c end of the first heat exchanger (6) and the a end of the proportional three-way valve (9) from near to far.
3. An energy efficient car cabin heating system according to claim 2, characterized in that the automatic exhaust valve (7) is mounted at the highest point of the system.
4. An energy efficient car cabin heating system according to claim 1, characterized in that the number of said numbers is equal to the number of seats in the car cabin.
5. An energy efficient car cabin heating system according to claim 1, characterized in that: the second heat exchanger (11) and the third heat exchanger (13) are heat exchangers with channel structures.
6. An energy efficient car cabin heating system according to claim 1, characterized in that the controller (17) is a PID controller comprising several input ports and 2 output ports.
7. An energy efficient car cabin heating system according to claim 1, characterized in that the first heat exchanger (6) is a tube-in-tube or shell-in-tube or plate type liquid-liquid heat exchanger.
8. A method of operating an energy efficient car cabin heating system according to any one of claims 1 to 7, characterized in that: the control method comprises the following three working modes:
(1) Method for operating the heating mode of the second heat exchanger (waist or neck):
when the automobile runs, the first manual knob (15) is rotated, the controller (17) controls the proportional three-way valve (9) to act, the opening of an end a and an end b are regulated according to the opening proportion of the knob, the proportional three-way valve (9) controls the second water pump (14) to act in a linkage manner, hot water respectively flows through the end a and the end b of the proportional three-way valve (9), enters the end a of the first hose (10) and the end b of the second heat exchanger (11), exchanges heat with the surrounding environment of the second heat exchanger (11), flows out through the end b of the second heat exchanger (11) after heat exchange, sequentially enters the end a of the proportional three-way valve (9) after heat absorption, sequentially enters the second hose (12), the second water pump (14) and the first heat exchanger (6);
(2) Method for operating a third heat exchanger (foot) heating mode:
when the automobile runs, the second manual knob (16) is rotated, the controller (17) controls the proportional three-way valve (9) to act, the opening of an end a and an opening of an end c are adjusted according to the opening proportion of the knob, the proportional three-way valve (9) controls the second water pump (14) to act in a linkage mode, hot water flows through the end a and the end c of the proportional three-way valve (9) respectively, enters the end a of the third heat exchanger (13) and the surrounding environment of the third heat exchanger (13) to exchange heat, flows out from the end b of the third heat exchanger (13) after exchanging heat, sequentially enters the end a of the proportional three-way valve (9) after absorbing heat, and sequentially enters the second water pump (14) and the first heat exchanger (6);
(3) The control method of the direct heat extraction mode comprises the following steps:
when the automobile runs, when the temperature measured by the water temperature sensor (18) reaches 90 ℃, the action of the cooling fan (4) is controlled in a linkage way to cool the air-cooled radiator (3), and the mode is the same as the traditional automobile cooling mode.
9. The method for operating an energy efficient automotive cabin heating system of claim 8, wherein: when the system does not work, all ports of the proportional three-way valve (9) are in a normally closed state.
10. The method for operating an energy efficient automotive cabin heating system of claim 8, wherein: when the first manual knob (15) and the second manual knob (16) respectively act, the mode (1) and the mode (2) are respectively realized; when the first manual knob (15) and the second manual knob (16) act simultaneously, the mode (1) and the mode (2) are realized simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310071392.XA CN116176220A (en) | 2023-02-07 | 2023-02-07 | Energy-saving type automobile cabin heating system and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310071392.XA CN116176220A (en) | 2023-02-07 | 2023-02-07 | Energy-saving type automobile cabin heating system and control method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN116176220A true CN116176220A (en) | 2023-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310071392.XA Pending CN116176220A (en) | 2023-02-07 | 2023-02-07 | Energy-saving type automobile cabin heating system and control method thereof |
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| CN (1) | CN116176220A (en) |
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- 2023-02-07 CN CN202310071392.XA patent/CN116176220A/en active Pending
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