CN102555726A

CN102555726A - Multifunctional air conditioning system applied to heat management of electric vehicle

Info

Publication number: CN102555726A
Application number: CN2010106113560A
Authority: CN
Inventors: 施俊宇; 林博煦
Original assignee: Automotive Research and Testing Center
Current assignee: Automotive Research and Testing Center
Priority date: 2010-12-29
Filing date: 2010-12-29
Publication date: 2012-07-11
Anticipated expiration: 2030-12-29
Also published as: CN102555726B

Abstract

The invention relates to a multifunctional air conditioning system applied to heat management of an electric vehicle. The multifunctional air conditioning system comprises a temperature sensing unit, an internal air conditioning unit, an external temperature control unit, a switching unit and a controller, wherein the controller is used for controlling the internal air conditioning unit according to temperature sensed by the temperature sensing unit; the internal air conditioning unit and the switching unit form multiple different air conditioning cold medium circulating loops; and thus, the functions of temperature control of a carriage and heat management of a battery pack are achieved.

Description

Be applied to the multifuctional air conditioning system of battery-driven car heat management

Technical field

The present invention relates to a kind of a/c system, particularly relate to a kind of multifuctional air conditioning system that is applied to the battery-driven car heat management.

Background technology

The maximum difference of battery-driven car and fuel vehicle is that to obtain the mode of power different, causes the cold and hot state of generation in going in just to be not quite similar.Recycled engine heat is general way in the heating installation of air-conditioning in the past, yet battery-driven car uses the supply of electrical energy electrical motor of battery to convert the kinetic energy of the demand of going to, therefore, has not had the running of the engine gas that can heat to use.In other words, fuel vehicle combines the cold gas system of compressor with engine heat, utilize the demand temperature of the tuning generation air-conditioning process between cold and hot, but battery-driven car does not have engine heat at present, and other devices also can't produce enough thermals source and can supply heating installation.

The performance that is equipped with on the battery-driven car represents can receive atmospheric ambient factors or effect of natural conditions, as being maintained at certain operating temperature, just can reach best effective utilization.With the battery pack is example, and usefulness is the important indicator of decision battery-driven car endurance, in order to keep the state that battery is in best efficiency, battery pack is maintained under certain operating temperature operate; Yet comprise the running that ambient temperature arround the battery can influence battery, the condition of takeoff output is different, or electrically-charged process etc., all can make battery produce the different temperature reaction at work.Therefore, the temperature control of battery pack or peripheral automobile-used accessory management is a gordian technique in the battery-driven car development, and cooperating the heat management that carries out battery pack or automobile-used peripheral accessory through the refrigerating and air conditioning mode has been the main direction that develops now.

Current battery group heat management mode normally heats with the environment of electrothermal method to battery pack, or with complicated water-cooled machinery framework battery pack is carried out temperature control, but this dual mode all can consume mass energy; In addition, the mode of simple ventilation is arranged also, but but can't fully carry out cold and hot management battery pack temperature.Aspect the heating system of battery-driven car, generally all use electrothermal method to heat as the compartment, electrothermal method comprises the efficient of H Exch conversion, and problem such as electric heater efficient own, causes the unnecessary battery power consumption of battery-driven car.The heating installation producing method that therefore, the high efficiency low power consuming must be arranged on battery-driven car.

Automobile-used refrigerating and air conditioning and battery thermal management case according to the U.S. Patent Publication of GM company application US2009/0249807A1 number; This invention utilizes refrigerant in the pump circulation pipeline system; Battery with to battery-driven car is lowered the temperature, and then avoids battery overheated and the low excessively problem of usefulness takes place; As for when ambient temperature low excessively, and need heat up to battery the time, then reach through the mode of temperature booster in addition.Though this case discloses the thermal management technology about the battery heating-cooling, to obtain preferable task performance, in fact the heat management of battery need append other temperature booster and reaches, and still remains improved space.

The U.S. Patent number US5878589 battery-driven car air conditioner system case that another case, Denso company application are checked and approved is the used heat that adopts the heat radiation cooling of other devices of vehicle, with the unidirectional a/c system of bringing into of this heat energy, and reaches the purpose of interchange of heat; Yet the pipe-line layout of interchange of heat that this mode is reached is quite complicated and equipped difficult.

This shows, above-mentioned existing application in the multifuctional air conditioning system of battery-driven car heat management structure with use, obviously still have inconvenience and defective, and demand urgently further improving.In order to solve the problem of above-mentioned existence; Relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly; But do not see always that for a long time suitable design is developed completion, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of later-model multifuctional air conditioning system that is applied to the battery-driven car heat management, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.

Summary of the invention

The objective of the invention is to, a kind of air conditioner that has concurrently is provided, and can carry out the multifuctional air conditioning system that is applied to the battery-driven car heat management of heat management temperature control other thermals source of vehicle.

The object of the invention and solve its technical matters and adopt following technical scheme to realize.A kind of multifuctional air conditioning system that is applied to the electric motor car heat management according to the present invention proposes comprises: a temperature sensing unit; Air-conditioning unit in the car; Have a compressor, a condenser that is connected with this compressor, an evaporimeter that is connected with this compressor, first expansion valve that is connected between this condenser and this evaporimeter, and a four-way change-over valve that is connected between this compressor, this condenser and this evaporimeter; The outer temperature conditioning unit of car; Having a ventilation runner, one is arranged at the runner switching device shifter of this ventilation runner, air-supply arrangement that is arranged at this ventilation runner, one and is positioned at the operation element of this ventilation runner, a heat exchanger that is positioned at this ventilation runner and is connected with this car air-conditioning unit; And second expansion valve that is connected between this heat exchanger and the interior air-conditioning unit of this car; This aeration flow road has the end that ventilates in one first car, the interior end that ventilates of second car, and a car separate ventilation end; A switch unit; Have one and be connected between this condenser and this first expansion valve and first transfer valve that is connected with this second expansion valve, one are connected between this condenser and this four-way change-over valve and second transfer valve that is connected with this heat exchanger, one are connected between this evaporimeter and this four-way change-over valve and the 3rd transfer valve that is connected with this heat exchanger, the 4th transfer valve that is connected between this first transfer valve and this second expansion valve, and the 5th transfer valve that is connected between this second expansion valve and this heat exchanger; And controller; Be electrically connected on air-conditioning unit in this temperature sensing unit, this car, the outer temperature conditioning unit of this car and this switch unit; And, control air-conditioning unit, this runner switching device shifter, this air-supply arrangement and this switch unit in this car based on the temperature that this temperature sensing unit senses.

The object of the invention and solve its technical matters and also can adopt following technical measures further to realize.

Preferably; The aforesaid multifuctional air conditioning system that is applied to the battery-driven car heat management; Wherein air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; When this temperature sensing unit senses a car external environment temperature when being higher than a specific environment temperature, air-conditioning unit switches to this cold air pattern in this this car of controller control, at this moment; If sensing the operating temperature of this operation element, this temperature sensing unit is lower than this high temperature limit; This runner shifter of this controller control switch to this outer circulation position, this first transfer valve be communicated with this condenser with this first expansion valve but is not communicated with the 4th transfer valve, this second transfer valve be communicated with this condenser with this four-way change-over valve but be not communicated with this H Exch, reach this evaporator of the 3rd transfer valve connection and still be not communicated with, at this moment with this H Exch with this four-way change-over valve; If sensing the operating temperature of this operation element, this temperature sensing unit is higher than this low temperature limit; This air-supply arrangement of this controller control starts, and makes in one car the air-flow end that ventilates in this first car mobile towards this H Exch, this operation element and this car separate ventilation end in regular turn, on the contrary; Be lower than this low temperature limit if this temperature sensing unit senses the operating temperature of this operation element, this this air-supply arrangement of controller control decommissions.

Preferably; The aforesaid multifuctional air conditioning system that is applied to the battery-driven car heat management; Wherein air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; When this temperature sensing unit senses a car external environment temperature when being higher than a specific environment temperature; Air-conditioning unit switches to this cold air pattern in this this car of controller control; At this moment; If the operating temperature that this temperature sensing unit senses this operation element is higher than this high temperature limit, this this first transfer valve of controller control be communicated with this condenser, this first expansion valve is communicated with the 4th transfer valve, this second transfer valve this condenser with this four-way change-over valve but be not communicated with, this evaporator of the 3rd transfer valve connection, this four-way change-over valve and this H Exch, the 4th transfer valve, the 5th transfer valve interconnect through this second expansion valve, reaches this H Exch of the 5th transfer valve connection with this H Exch; At this moment; If this temperature sensing unit senses a refrigerant degree of superheating that gets into this compressor when being lower than a predetermined value, this this runner shifter of controller control switches to that circulation position and this air-supply arrangement start in this, makes in one car the air-flow end end that ventilates in this operation element, this H Exch and this first car in regular turn that ventilates in this second car mobile; On the contrary; If this temperature sensing unit senses the refrigerant degree of superheating that gets into this compressor when being higher than this predetermined value, this this runner shifter of controller control switches to this outer circulation position and this air-supply arrangement starts, and makes in this car the air-flow end that ventilates in this first car mobile towards this H Exch, this operation element and this car separate ventilation end in regular turn.

Preferably; The aforesaid multifuctional air conditioning system that is applied to the battery-driven car heat management; Wherein air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; When this temperature sensing unit senses a car external environment temperature when being lower than a specific environment temperature; Air-conditioning unit switches to this heating installation pattern in this this car of controller control; At this moment; If the operating temperature that this temperature sensing unit senses this operation element between this high and low temperature limit and a surface temperature of this condenser be higher than a predetermined surface temperature, this this runner shifter of controller control switch to circulation position in this, this first transfer valve be communicated with this condenser with this first expansion valve but is not communicated with the 4th transfer valve, this second transfer valve be communicated with this condenser with this four-way change-over valve but be not communicated with this H Exch, reach this evaporator of the 3rd transfer valve connection and still be not communicated with this H Exch with this four-way change-over valve; And; This air-supply arrangement of this controller control starts, and the air-flow end end that ventilates in this H Exch, this operation element and this second car in regular turn that ventilates in this first car is flowed, or make in this car air-flow ventilate in this second car end ventilate in this operation element, this H Exch and this first car in regular turn hold mobile.

Preferably; The aforesaid multifuctional air conditioning system that is applied to the battery-driven car heat management; Wherein air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; This switch unit also has a by passage that connects the 4th transfer valve, the 5th transfer valve; When this temperature sensing unit senses a car external environment temperature when being lower than a specific environment temperature; Air-conditioning unit switches to this heating installation pattern in this this car of controller control; At this moment; If the operating temperature that this temperature sensing unit senses this operation element between this high and low temperature limit and a surface temperature of this condenser be lower than a predetermined surface temperature; This runner shifter of this controller control switches to that circulation position in this, this first transfer valve are communicated with that this condenser, this first expansion valve are communicated with the 4th transfer valve, this second transfer valve that this condenser still is not communicated with this H Exch with this four-way change-over valve, this evaporator of the 3rd transfer valve connection, this four-way change-over valve and this H Exch, the 4th transfer valve, the 5th transfer valve optionally through this second expansion valve interconnect, the 5th transfer valve is communicated with this H Exch, reaches the 4th transfer valve, the 5th transfer valve interconnects through this by passage, and; This air-supply arrangement of this controller control starts, and makes in one car the air-flow end end that ventilates in this operation element, this H Exch and this first car in regular turn that ventilates in this second car mobile.

Preferably; The aforesaid multifuctional air conditioning system that is applied to the battery-driven car heat management; Wherein air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; This switch unit also has a by passage that connects the 4th transfer valve, the 5th transfer valve; When this temperature sensing unit senses a car external environment temperature when being lower than a specific environment temperature; Air-conditioning unit switches to this heating installation pattern in this this car of controller control; At this moment, if the operating temperature that this temperature sensing unit senses this operation element is lower than this low temperature limit, this this runner shifter of controller control switches to that circulation position in this, this first transfer valve are communicated with that this condenser, this first expansion valve are communicated with the 4th transfer valve, this second transfer valve that this condenser still is not communicated with this H Exch with this four-way change-over valve, this evaporator of the 3rd transfer valve connection, this four-way change-over valve and this H Exch, the 4th transfer valve, five transfer valves optionally through this second expansion valve interconnect, the 5th transfer valve is communicated with this H Exch; And the 4th transfer valve, the 5th transfer valve interconnect through this by passage; And this air-supply arrangement of this controller control starts, and makes in one car the air-flow end end that ventilates in this H Exch, this operation element and this second car in regular turn that ventilates in this first car mobile.

Preferably; The aforesaid multifuctional air conditioning system that is applied to the battery-driven car heat management; Wherein air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in this first and second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; This switch unit also has a by passage that connects the 4th transfer valve, the 5th transfer valve; When this temperature sensing unit senses a car external environment temperature when being lower than a specific environment temperature; Air-conditioning unit switches to this heating installation pattern in this this car of controller control; At this moment; If the operating temperature that this temperature sensing unit senses this operation element is higher than this high temperature limit, this this runner shifter of controller control switch to circulation position in this, this first transfer valve be communicated with this first expansion valve with the 4th transfer valve but optionally is communicated with, this second transfer valve is communicated with this condenser, this four-way change-over valve is communicated with this H Exch, the 3rd transfer valve that this evaporator still is not communicated with this H Exch with this four-way change-over valve, the 4th transfer valve interconnects through one of them person and the 5th transfer valve of this second expansion valve and this by passage, reaches this H Exch of the 5th transfer valve connection with this condenser; At this moment; If this temperature sensing unit senses a refrigerant degree of superheating that gets into this compressor when being lower than a predetermined value, this this air-supply arrangement of controller control starts, and makes in one car the air-flow end end that ventilates in this operation element, this H Exch and this first car in regular turn that ventilates in this second car mobile; On the contrary; If this temperature sensing unit senses the refrigerant degree of superheating that gets into this compressor when being higher than this predetermined value, this this air-supply arrangement of controller control starts, and makes in this car the air-flow end end that ventilates in this H Exch, this operation element and this second car in regular turn that ventilates in this first car mobile.

Preferably; The aforesaid multifuctional air conditioning system that is applied to the battery-driven car heat management; Wherein air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; This switch unit also has a by passage that connects the 4th transfer valve, the 5th transfer valve; Air-conditioning unit switches to this no air conditioning mode in this car; And; The operating temperature that this temperature sensing unit senses this operation element is lower than this low temperature in limited time; This first transfer valve of this controller control be communicated with this condenser with the 4th transfer valve but is not communicated with this first expansion valve, this second transfer valve be communicated with this condenser with this four-way change-over valve but be not communicated with this H Exch, this four-way change-over valve of the 3rd transfer valve connection still is not communicated with this evaporator with this H Exch, the 4th transfer valve, the 5th transfer valve through this second expansion valve interconnect, this H Exch of the 5th transfer valve connection; And the 4th transfer valve, the 5th transfer valve optionally interconnect through this by passage; At this moment; Be lower than that a runner air themperature in the temperature and this ventilation runner is higher than temperature this compartment in the predetermined compartment in if this temperature sensing unit senses a temperature compartment in, this this runner shifter of controller control switches to that circulation position and this air-supply arrangement start in this, make in one car air-flow ventilate in this first car end in regular turn in this H Exch, this operation element and this second car ventilation hold mobile; If sensing temperature this compartment in, this temperature sensing unit is lower than that temperature and the interior runner air themperature of this ventilation runner are lower than temperature in this compartment in this predetermined compartment; This runner shifter of this controller control switches to this outer circulation position and this air-supply arrangement starts, and the air-flow end that ventilates in this first car is flowed towards this H Exch, this operation element and this car separate ventilation end in regular turn, senses as if this temperature sensing unit that temperature is higher than temperature in this predetermined compartment in this compartment; This runner shifter of this controller control switches to this outer circulation position and this air-supply arrangement starts, and makes in this car the air-flow end that ventilates in this first car mobile towards this H Exch, this operation element and this car separate ventilation end in regular turn.

Preferably; The aforesaid multifuctional air conditioning system that is applied to the battery-driven car heat management; Wherein air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; Air-conditioning unit switches to this no air conditioning mode in this car; And; The operating temperature that this temperature sensing unit senses this operation element is higher than this high temperature in limited time; This first transfer valve of this controller control be communicated with this condenser with the 4th transfer valve but is not communicated with, this second transfer valve is communicated with that this condenser still is not communicated with this H Exch with this four-way change-over valve, this four-way change-over valve of the 3rd transfer valve connection still is not communicated with this evaporator with this H Exch, the 4th transfer valve, the 5th transfer valve interconnect through this second expansion valve with this first expansion valve; And the 5th transfer valve is communicated with this H Exch; At this moment; If sensing a temperature compartment in, this temperature sensing unit is higher than that temperature and an interior runner air themperature of this ventilation runner are lower than temperature in this compartment in the predetermined compartment; This this runner shifter of controller control switches to circulation position and the startup of this air-supply arrangement in this; Make in one car the air-flow end end that ventilates in this H Exch, this operation element and this second car in regular turn that ventilates in this first car mobile; Be lower than that the runner air themperature in the temperature and this ventilation runner is higher than temperature this compartment in this predetermined compartment in if this temperature sensing unit senses temperature this compartment in, this this runner shifter of controller control switches to that circulation position and this air-supply arrangement start in this, make in this car air-flow ventilate in this first car end in regular turn in this H Exch, this operation element and this second car ventilation hold mobile; If sensing temperature this compartment in, this temperature sensing unit is higher than that temperature and the interior runner air themperature of this ventilation runner are higher than temperature in this compartment in this predetermined compartment; This runner shifter of this controller control switches to this outer circulation position and this air-supply arrangement starts, and the air-flow end that ventilates in this first car is flowed towards this H Exch, this operation element and this car separate ventilation end in regular turn, is lower than that temperature and the interior runner air themperature of this ventilation runner are lower than temperature in this compartment in this predetermined compartment if this temperature sensing unit senses in this compartment temperature; This runner shifter of this controller control switches to this outer circulation position and this air-supply arrangement starts, and makes in this car the air-flow end that ventilates in this first car mobile towards this H Exch, this operation element and this car separate ventilation end in regular turn.

Preferably, the aforesaid multifuctional air conditioning system that is applied to the battery-driven car heat management, wherein this switch unit also has a by passage that connects the 4th transfer valve, the 5th transfer valve.

By technique scheme; The multifuctional air conditioning system that the present invention is applied to the battery-driven car heat management has advantage and beneficial effect at least: the temperature that the present invention utilizes this controller to sense according to this temperature sensing unit; Control air-conditioning unit in this car, the interior air-conditioning unit of this car and this switch unit; Form multiple different air conditioner coolant circulation loop, the compartment is carried out temperature control and this operation element is carried out heat management.

In sum; The present invention comprises a temperature sensing unit, an interior air-conditioning unit of car, an outer temperature conditioning unit of car, a switch unit; And a controller, this controller is controlled air-conditioning unit in this car, the interior air-conditioning unit of this car and this switch unit according to the temperature that this temperature sensing unit senses; Form multiple different air conditioner coolant circulation loop, reach the function of compartment temperature control and battery pack heat management.The present invention has obvious improvement technically, and has tangible good effect, really is the new design of a novelty, progress, practicality.

Above-mentioned explanation only is the general introduction of technical scheme of the present invention; Understand technological means of the present invention in order can more to know; And can implement according to the content of specification sheets, and for let of the present invention above-mentioned with other purposes, feature and advantage can be more obviously understandable, below special act preferred embodiment; And conjunction with figs., specify as follows.

Description of drawings

Fig. 1 is the system architecture scheme drawing that is applied to multifuctional air conditioning system one preferred embodiment of battery-driven car heat management of the present invention;

Fig. 2 is the system operation schematic flow sheet of this preferred embodiment;

Fig. 3 is the control flow scheme drawing of cold, the heating installation pattern of this preferred embodiment;

Fig. 4 is the control flow scheme drawing of the no air conditioning mode of this preferred embodiment;

Fig. 5 one is similar to the view of Fig. 1, explains that this preferred embodiment carrying out cold air pattern compartment function of temperature control;

Fig. 6 one is similar to the view of Fig. 1, explains that this preferred embodiment carrying out cold air pattern operation element refrigerating function;

Fig. 7 one is similar to the view of Fig. 6, explains that this preferred embodiment carrying out cold air pattern operation element refrigerating function;

Fig. 8 one is similar to the view of Fig. 1, explains that this preferred embodiment carrying out heating installation pattern compartment function of temperature control;

Fig. 9 one is similar to the view of Fig. 1, explains that this preferred embodiment is in the function of carrying out defrosting mode;

Figure 10 one is similar to the view of Fig. 9, explains that this preferred embodiment carrying out heating installation pattern operation element heating function;

Figure 11 one is similar to the view of Fig. 1, explains that this preferred embodiment carrying out heating installation pattern operation element refrigerating function;

Figure 12 one is similar to the view of Fig. 1, explains that this preferred embodiment do not having the operation element heating function of air conditioning mode;

Figure 13 one is similar to the view of Figure 12, explains that this preferred embodiment do not having the operation element heating function of air conditioning mode;

Figure 14 one is similar to the view of Fig. 1, explains that this preferred embodiment do not having the operation element refrigerating function of air conditioning mode;

Figure 15 one is similar to the view of Figure 14, explains that this preferred embodiment do not having the operation element refrigerating function of air conditioning mode.

The specific embodiment

Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention; Below in conjunction with accompanying drawing and preferred embodiment; To its specific embodiment of the multifuctional air conditioning system that is applied to the battery-driven car heat management, structure, characteristic and the effect thereof that proposes according to the present invention, specify as after.

Consult Fig. 1; Be applied to the preferred embodiment of the multifuctional air conditioning system of battery-driven car heat management for the present invention; This multifuctional air conditioning system that is applied to the battery-driven car heat management comprises: the outer temperature conditioning unit of air-conditioning unit 20 in temperature sensing unit 10, the car, car 30, a switch unit 40, and a controller 50.

But temperature in the operating temperature of these temperature sensing unit 10 sensing car external environment temperature, battery pack, the surface temperature of condenser, the refrigerant degree of superheating that gets into compressor, the compartment, and ventilation runner air themperature are done the reference of control operation for this controller 50.

Air-conditioning unit 20 has a compressor 21, one and this compressor 21 bonded assembly condensers 22, one and this compressor 21 bonded assembly evaporators 23, one and is connected in first expansion valve 24 between this condenser 22 and this evaporator 23 in this car, reaches a four-way change-over valve 25 that is connected between this compressor 21, this condenser 22 and this evaporator 23.

In the present embodiment; This compressor 21 is a kind of motor driven compressors; This first expansion valve 24 can be the refrigerant of a kind of electronic expansion valve (EEV) or heating power formula expansion valve (TEV) or capillary tub or other patterns and uses the current limliting dropping equipment; Preferably, this first expansion valve 24 is a kind of electronic expansion valve (EEV), and this four-way change-over valve 25 is a kind of electromagnetic type change-over valves.

Air-conditioning unit 20 can be in switching between a cold air pattern (see figure 5), heating installation pattern (see figure 8) and the no air conditioning mode (seeing Figure 12 or Figure 14) in this car.The refrigerant loop direction of this cold air pattern is circulated towards this condenser 22, this first expansion valve 24, this evaporator 23 by this compressor 21; The refrigerant loop direction of this heating installation pattern is in contrast to this cold air pattern; This is cold, the refrigerant loop direction of heating installation pattern is reached by the switching of this four-way change-over valve 25, and this is that prior art is in this not explanation at length.

The outer temperature conditioning unit 30 of this car have a ventilation runner 31, one be arranged at the runner shifter 32 of this ventilation runner 31, air-supply arrangement that is arranged at this ventilation runner 31 33, operation element that is positioned at this ventilation runner 31 34, one be positioned at this ventilation runner 31 and with these car air-conditioning unit 20 bonded assembly Hs Exch 35, and second expansion valve 36 that is connected between this H Exch 35 and the interior air-conditioning unit 20 of this car.

This ventilation runner 31 is arranged at the battery-driven car chassis; This ventilation runner 31 has 311, one at an end of in the headstock and first car that is communicated with the compartment, the ventilating end 312 that in the tailstock and second car that is communicated with the compartment, ventilates, and reaches one towards the tailstock and the car separate ventilation end 313 that is in communication with the outside.

This runner shifter 32 is arranged at the junction of ventilate in this second car end 312 and this car separate ventilation end 313.This runner shifter 32 can an interior circulation position (see figure 6) that is communicated with the end 312 that ventilates in end 311, second car that ventilates in this first car is communicated with one ventilation in this first car hold 311 and the outer circulation position (see figure 5) of this car separate ventilation end 313 between switch.In the present embodiment, this runner shifter 32 electrically operated valve that is a kind of changeable positions.

This air-supply arrangement 33 ventilates in this first car and holds 311, and in the present embodiment, this air-supply arrangement 33 is a kind of motor fans.An operating temperature of this operation element 34 has a high temperature limit and a low temperature limit, and in the present embodiment, this operation element 34 provides the battery pack of battery-driven car electric power.

In the present embodiment, this H Exch 35 is between this air-supply arrangement 33 and this operation element 34.

In the present embodiment, this second expansion valve 36 can be the refrigerant of a kind of electronic expansion valve (EEV) or heating power formula expansion valve (TEV) or capillary tub or other patterns and uses the current limliting dropping equipment, and preferably, this second expansion valve 36 is a kind of electronic expansion valve (EEV).

This switch unit 40 have one be connected between this condenser 22 and this first expansion valve 24 and and this second expansion valve 36 bonded assemblys first transfer valve 41, one are connected between this condenser 22 and this four-way change-over valve 25 and and this H Exch 35 bonded assemblys second transfer valve 42, one are connected between this evaporator 23 and this four-way change-over valve 25 and and this H Exch 35 bonded assemblys the 3rd transfer valve 43, one be connected in the 4th transfer valve 44 between this first transfer valve 41 and this second expansion valve 36, one and be connected in the 5th transfer valve 45 between this second expansion valve 36 and this H Exch 35, and by passage 46 that connects this fourth, fifth transfer valve 44,45.In the present embodiment, this first transfer valve 41, second transfer valve 42, the 3rd transfer valve 43, the 4th transfer valve 44, the 5th transfer valve 45 all are a kind of electromagnetic type three-way diverter valves.

This controller 50 is electrically connected on air-conditioning unit 20 in this temperature sensing unit 10, this car, the outer temperature conditioning unit 30 of this car and this switch unit 40; In the present embodiment; This controller 50 is a kind of air-conditioner controllers; And according to the temperature that this temperature sensing unit senses, first transfer valve 41 of the compressor 21, first expansion valve 24 of controlling air-conditioning unit 20 in this car and runner shifter 32, air-supply arrangement 33 and second expansion valve 36 and this switch unit 40 of four-way change-over valve 25, the outer temperature conditioning unit 30 of this car, second transfer valve 42, the 3rd transfer valve 43, the 4th transfer valve 44, the 5th transfer valve 45.By this, like Fig. 1, shown in Figure 2, after the user was by this compressor 21 of the starting of air conditioner button in delaying unloading (A/C Button) deactivation, this temperature sensing unit 10 promptly can carry out the metrology operation of associated temperature; Then; The user can determine whether only carrying out heat management to this operation element 34 (battery pack) by pressing button; If not (button I); This controller 50 promptly can automatically switch between the judgement flow process (see figure 3) of this cold air pattern (Cooling Mode) and this heating installation pattern (Heating Mode), to control air-conditioning unit 20 in this car; If (button II), this controller 50 promptly can switch to the judgement flow process (see figure 4) of this no air conditioning mode, to control air-conditioning unit 20 in this car.

Like Fig. 3, shown in Figure 5; When this temperature sensing unit 10 senses a car external environment temperature when being higher than a specific environment temperature; Air-conditioning unit 20 switches to this cold air pattern in these controller 50 these cars of control; At this moment; If the operating temperature that this temperature sensing unit 10 senses this operation element 34 is lower than this high temperature limit; This runner shifter 32 of this controller control switch to this outer circulation position, this first transfer valve 41 be communicated with these condensers 22 with this first expansion valve 24 but is not communicated with the 4th transfer valve 44, this second transfer valve 42 be communicated with these condensers 22 with this four-way change-over valve 25 but be not communicated with this H Exch 35, reach the 3rd transfer valve 43 these evaporators 23 of connection and still be not communicated with this H Exch 35 with this four-way change-over valve 25.

At this moment; If this temperature sensing unit 10 operating temperature of sensing this operation element 34 is higher than this low temperature limit, this this air-supply arrangement 33 of controller 50 controls starts, and air-flow 100 end 311 that ventilates in this first car is flowed with this car separate ventilation end 313 towards this H Exch 35, this operation element 34 in regular turn; To extract the compartment air; Keep ventilation, and used heat is discharged outside the car, carry out thermoelectricity and store the used heat energy; On the contrary, if the operating temperature that this temperature sensing unit 10 senses this operation element 34 is lower than this low temperature limit, these controller 50 these air-supply arrangements 33 of control decommission, and air-flow 100 continues to blow towards this operation element 34 in this car to stop.

Under this pattern, the on-cycle refrigerant can not flow to temperature conditioning unit 30 outside this car fully in the air-conditioning unit 20 in this car, and therefore, present embodiment can carry out cold air pattern compartment function of temperature control (CabinCooling Operation).

Like Fig. 3, Fig. 6, shown in Figure 7; When this temperature sensing unit 10 senses this car external environment temperature when being higher than this specific environment temperature; Air-conditioning unit 20 switches to this cold air pattern in these controller 50 these cars of control; At this moment; If the operating temperature that this temperature sensing unit 10 senses this operation element 34 is higher than this high temperature limit; This first transfer valve 41 of this controller 50 controls be communicated with these condensers 22, this first expansion valve 24 is communicated with the 4th transfer valve 44, this second transfer valve 42 this condenser 22 with this four-way change-over valve 25 but be not communicated with this H Exch 35, the 3rd transfer valve 43 these evaporators 23 of connection, this four-way change-over valve 25 and this H Exch 35, the 4th transfer valve 44, the 5th transfer valve 45 through this second expansion valve 36 interconnect, the 5th transfer valve 45 is communicated with this H Exch 35, reaches the 4th transfer valve 44, the 5th transfer valve 45 is blocked these by passages 46.

At this moment, as shown in Figure 6, if this temperature sensing unit 10 senses a refrigerant degree of superheating that gets into this compressor 21 when being lower than a predetermined value; This controller 50 these runner shifters 32 of control switch to that circulation position and this air-supply arrangement 33 start in this, air-flow 100 end 312 end 311 that ventilates in this operation element 34, this H Exch 35 and this first car in regular turn that ventilates in this second car are flowed, to cool off this operation element 34; And extract the compartment air, keep ventilation, simultaneously; Air-flow 100 can bring the used heat of this operation element 34 refrigerant of this H Exch 35 of flowing through in this car; To improve the refrigerant degree of superheating that gets into this compressor 21, be noted that and work as the interior air-conditioning unit 20 of this car for instance under this cold air pattern; Whether this refrigerant degree of superheating is low excessively; Generally be to judge,, represent that promptly this refrigerant degree of superheating is lower than this predetermined value if temperature out deducts inlet temperature less than 5 ℃ by the difference of the going into of this evaporator 23, temperature out.

On the contrary; As shown in Figure 7, if this temperature sensing unit 10 senses the refrigerant degree of superheating that gets into this compressor 21 when being higher than this predetermined value, these controller 50 these runner shifters 32 of control switch to this outer circulation position and this air-supply arrangement 33 starts; Air-flow 100 end 311 that ventilates in this first car is flowed with this car separate ventilation end 313 towards this H Exch 35, this operation element 34 in regular turn; Cooling off this operation element 34, and extract the compartment air, keep ventilation; Discharge outside the car simultaneously and with used heat, carry out thermoelectricity and store the used heat energy.

Under this pattern; The on-cycle refrigerant can flow to temperature conditioning unit 30 outside this car in the air-conditioning unit 20 in this car, makes this H Exch 35 produce the function of evaporators, lets the refrigerant of this H Exch 35 of flowing through; Can draw the heat energy of this operation element 34 by air-flow in this car 100; Or replace air-flow 100 coolings in this car, and take away the heat energy of this operation element 34, so that this operation element 34 is cooled off; Therefore, present embodiment can carry out cold air pattern operation element refrigerating function (Battery CoolingOperation I).

Like Fig. 3, shown in Figure 8; When this temperature sensing unit 10 senses this car external environment temperature when being lower than this specific environment temperature; Air-conditioning unit 20 switches to this heating installation pattern in these controller 50 these cars of control; At this moment; If the operating temperature that this temperature sensing unit 10 senses this operation element 34 between this high and low temperature limit and a surface temperature of this condenser 22 be higher than a predetermined surface temperature; This controller 50 these runner shifters 32 of control switch to circulation position in this, this first transfer valve 41 be communicated with these condensers 22 with this first expansion valve 24 but is not communicated with, these second transfer valve, 42 these condensers 22 of connection still are not communicated with this H Exch 35 with this four-way change-over valve 25 with the 4th transfer valve 44; Reach the 3rd transfer valve 43 these evaporators 23 of connection and still be not communicated with, and this this air-supply arrangement 33 of controller 50 controls starts with this H Exch 35 with this four-way change-over valve 25; Air-flow 100 end 311 end 312 that ventilates in this H Exch 35, this operation element 34 and this second car in regular turn that ventilates in this first car is flowed; Or air-flow 100 end 312 end 311 that ventilates in this operation element 34, this H Exch 35 and this first car in regular turn that ventilates in this second car is flowed, to extract the compartment air, keep ventilation.

Under this pattern, the on-cycle refrigerant can not flow to temperature conditioning unit 30 outside this car fully in the air-conditioning unit 20 in this car, and therefore, present embodiment can carry out heating installation pattern compartment function of temperature control (CabinHeating Operation).

Like Fig. 3, shown in Figure 9; When this temperature sensing unit 10 senses this car external environment temperature when being lower than this specific environment temperature; Air-conditioning unit 20 switches to this heating installation pattern in these controller 50 these cars of control; At this moment; If the operating temperature that this temperature sensing unit 10 senses this operation element 34 between this high and low temperature limit and the surface temperature of this condenser 22 be lower than this predetermined surface temperature; This controller 50 these runner shifters 32 of control switch to that circulation position in this, this first transfer valve 41 are communicated with that these condensers 22, this first expansion valve 24 are communicated with the 4th transfer valve 44, this second transfer valve 42 that this condenser 22 still is not communicated with this H Exch 35 with this four-way change-over valve 25, the 3rd transfer valve 43 these evaporators 23 of connection, this four-way change-over valve 25 and this H Exch 35, the 4th transfer valve 44, the 5th transfer valve 45 optionally through this second expansion valve 36 interconnect, the 5th transfer valve 45 is communicated with this H Exch 35; And the 4th transfer valve 44, the 5th transfer valve 45 interconnect through this by passage 46, and this this air-supply arrangement 33 of controller 50 controls starts; Air-flow end 312 end 311 that ventilates in this operation element 34, this H Exch 35 and this first car in regular turn that ventilates in this second car is flowed; Under this situation, air-flow 100 can bring the used heat of this operation element 34 refrigerant of this H Exch 35 of flowing through in this car, makes these H Exch 35 output normal temperature refrigerants get into this condenser 22; For these condenser 22 defrostings; Simultaneously, air-flow 100 also can be sent the used heat of this operation element 34 in the compartment back in this car, provides greenhouse to use.

Under this pattern; The on-cycle refrigerant can flow to temperature conditioning unit 30 outside this car in the air-conditioning unit 20 in this car, makes the function of these H Exch 35 generation condensers, and behind the used heat that absorbs this operation element 34; The liquid refrigerant of output normal temperature high voltage gets into this condenser 22; To defrost for this condenser 22, therefore, present embodiment can carry out the function of defrosting mode (Defrost Mode).

Like Fig. 3, shown in Figure 10; When this temperature sensing unit 10 senses this car external environment temperature when being lower than this specific environment temperature; Air-conditioning unit 20 switches to this heating installation pattern in these controller 50 these cars of control; At this moment; If this temperature sensing unit 10 operating temperature of sensing this operation element 34 is lower than this low temperature limit, these controller 50 these runner shifters 32 of control switch to that circulation position in this, this first transfer valve 41 are communicated with that these condensers 22, this first expansion valve 24 are communicated with the 4th transfer valve 44, this second transfer valve 42 that this condenser 22 still is not communicated with this H Exch 35 with this four-way change-over valve 25, the 3rd transfer valve 43 these evaporators 23 of connection, this four-way change-over valve 25 and this H Exch

35, the 4th transfer valve 44, the 5th transfer valve 45 optionally through this second expansion valve 36 interconnect, the 5th transfer valve 45 is communicated with these Hs Exch 35; And the 4th transfer valve 44, the 5th transfer valve 45 interconnect through this by passage 46; And this air-supply arrangement 33 of this controller 50 controls starts, and air-flow 100 end 311 end 312 that ventilates in this H Exch 35, this operation element 34 and this second car in regular turn that ventilates in this first car is flowed; Under this situation; But air-flow 100 aspiration flows are through the heat energy of the refrigerant of this H Exch 35 in this car, and to these operation element 34 heating, simultaneously; Air-flow 100 also can be sent the used heat of this operation element 34 in the compartment back in this car, provides greenhouse to use.

Under this pattern; The on-cycle refrigerant can flow to temperature conditioning unit 30 outside this car in the air-conditioning unit 20 in this car; Make this H Exch 35 produce the function of condensers, but let in this car air-flow 100 aspiration flows, and this operation element 34 is heated through the heat energy of the refrigerant of this H Exch 35; Therefore, present embodiment can carry out heating installation pattern operation element heating function (Battery HeatingOperation).

Like Fig. 3, shown in Figure 11; When this temperature sensing unit 10 senses this car external environment temperature when being lower than this specific environment temperature; Air-conditioning unit 20 switches to this heating installation pattern in these controller 50 these cars of control; At this moment; If the operating temperature that this temperature sensing unit 10 senses this operation element 34 is higher than this high temperature limit; This controller 50 these runner shifters 32 of control switch to circulation position in this, this first transfer valve 41 be communicated with these first expansion valves 24 with the 4th transfer valve 44 but optionally is communicated with, this second transfer valve 42 is communicated with these condensers 22, this four-way change-over valve 25 is communicated with this H Exch 35, the 3rd transfer valve 43 that this evaporator 23 still is not communicated with this H Exch 35 with this four-way change-over valve 25, the 4th transfer valve 44 interconnects through one of them person and the 5th transfer valve 45 of this second expansion valve 36 and this by passage 46, reaches the 5th transfer valve 45 these Hs Exch 35 of connection with this condenser 22.In the present embodiment, preferably, this first transfer valve 41 is not communicated with this condenser 22, and the 4th transfer valve 44 interconnects with the 5th transfer valve 45 through this by passage 46.

At this moment; If this temperature sensing unit 10 senses the refrigerant degree of superheating that gets into this compressor 21 when being lower than this predetermined value; This air-supply arrangement 33 of this controller 50 controls starts, and air-flow 100 end 312 end 311 that ventilates in this operation element 34, this H Exch 35 and this first car in regular turn that ventilates in this second car is flowed, on the contrary; If this temperature sensing unit 10 senses the refrigerant degree of superheating that gets into this compressor 21 when being higher than this predetermined value; This air-supply arrangement 33 of this controller 50 controls starts, and air-flow 100 end 311 end 312 that ventilates in this H Exch 35, this operation element 34 and this second car in regular turn that ventilates in this first car is flowed, under these two kinds of situations; This H Exch 35 all can cool off this operation element 34; Simultaneously, air-flow 100 also can be sent the used heat of this operation element 34 in the compartment back in this car, provides greenhouse to use.Be noted that; Work as the interior air-conditioning unit 20 of this car for instance under this heating installation pattern; Whether this refrigerant degree of superheating is low excessively; Can judge by the difference of the going into of this H Exch 35 (generation evaporator function), temperature out,, represent that promptly this refrigerant degree of superheating is lower than this predetermined value if temperature out deducts inlet temperature less than 5 ℃.

Under this pattern; The on-cycle refrigerant can flow to temperature conditioning unit 30 outside this car in the air-conditioning unit 20 in this car, makes this H Exch 35 produce the function of evaporators, lets the refrigerant of this H Exch 35 of flowing through; Can draw the heat energy of this operation element 34 by air-flow in this car 100; Or replace air-flow 100 coolings in this car, and take away the heat energy of this operation element 34, so that this operation element 34 is cooled off; Therefore, present embodiment can carry out heating installation pattern operation element refrigerating function (Battery CoolingOperation II).

Like Fig. 4, Figure 12, shown in Figure 13; Air-conditioning unit 20 switches to this no air conditioning mode in this car; And; The operating temperature that this temperature sensing unit 10 senses this operation element 34 is lower than this low temperature in limited time; This first transfer valve 41 of this controller 50 controls be communicated with these condensers 22 with the 4th transfer valve 44 but is not communicated with this first expansion valve 24, this second transfer valve 42 be communicated with these condensers 22 with this four-way change-over valve 25 but is not communicated with this H Exch 35, the 3rd transfer valve 43 these four-way change-over valves 25 of connection still are not communicated with this evaporator 23 with this H Exch 35, the 4th transfer valve 44, the 5th transfer valve 45 through this second expansion valve 36 interconnect, the 5th transfer valve 45 these Hs Exch 35 of connection, reach the 4th transfer valve 44, the 5th transfer valve 45 optionally interconnects through this by passage 46.

At this moment; Shown in figure 12; Be lower than temperature and this ventilation runner 31 inherent these operation elements 34 in the predetermined compartment in and be higher than temperature this compartment in a runner air themperature between this runner shifter 32 if this temperature sensing unit senses a temperature compartment in, these controller 50 these runner shifters 32 of control switch to that circulation position and this air-supply arrangement 33 start in this, make in this car air-flow 100 ventilate in this first car end 311 in regular turn in this H Exch 35, this operation element 34 and this second car ventilation hold 312 mobile; Under this situation; But air-flow 100 aspiration flows are through the heat energy of the refrigerant of this H Exch 35 in this car, and to these operation element 34 heating, simultaneously; Air-flow 100 also can be sent the used heat of this operation element 34 in the compartment back in this car, provides greenhouse to use.

On the contrary, shown in figure 13, if sensing temperature this compartment in, this temperature sensing unit 10 is lower than that temperature and this ventilation runner 31 interior runner air themperatures are lower than temperature in this compartment in this predetermined compartment; Or; If this temperature sensing unit 10 senses that temperature is higher than temperature this predetermined compartment in this compartment in, this controller 50 can control all that this runner shifter 32 switches to this outer circulation position and this air-supply arrangement 33 starts, and makes in this car air-flow 100 end 311 that ventilates in this first car mobile towards this H Exch 35, this operation element 34 and this car separate ventilation end 313 in regular turn; Under this situation; But air-flow 100 aspiration flows are through the heat energy of the refrigerant of this H Exch 35 in this car, and to these operation element 34 heating, simultaneously; Used heat is discharged outside the car, carry out thermoelectricity and store the used heat energy.

Under this pattern; The on-cycle refrigerant can flow to temperature conditioning unit 30 outside this car in the air-conditioning unit 20 in this car; Make this H Exch 35 produce the function of condensers, but let in this car air-flow 100 aspiration flows, and this operation element 34 is heated through the heat energy of the refrigerant of this H Exch 35; Therefore, present embodiment can not have the operation element heating function (Only Battery HeatingOperation) of air conditioning mode.

Like Fig. 4, Figure 14, shown in Figure 15; Air-conditioning unit 20 switches to this no air conditioning mode in this car; And; The operating temperature that this temperature sensing unit 10 senses this operation element 34 is higher than this high temperature in limited time; This first transfer valve 41 of this controller 50 controls be communicated with these condensers 22 with the 4th transfer valve 44 but is not communicated with this first expansion valve 24, this second transfer valve 42 be communicated with these condensers 22 with this four-way change-over valve 25 but is not communicated with this H Exch 35, the 3rd transfer valve 43 is communicated with that these four-way change-over valves 25 still are not communicated with this evaporator 23 with this H Exch 35, the 4th transfer valve 44, the 5th transfer valve 45 through this second expansion valve 36 interconnect, the 5th transfer valve 45 these Hs Exch 35 of connection, reach the 4th transfer valve 44, the 5th transfer valve 45 is blocked these second expansion valves 36.

At this moment; Shown in figure 14; Be higher than that the runner air themperatures in the temperature and this ventilation runner 31 are lower than temperature this compartment in this predetermined compartment in if this temperature sensing unit 10 senses temperature this compartment in, these controller control 50 these runner shifters 32 of system switch to that circulation position and this air-supply arrangement 33 start in this, make in this car air-flow 100 ventilate in this first car end 311 in regular turn in this H Exch 35, this operation element 34 and this second car ventilation hold 312 mobile; To cool off this operation element 34; Simultaneously, also can flow back in the compartment, provide cold-room to use than air-flow 100 in the car of temperature low temperature in this compartment; On the contrary; If sensing temperature this compartment in, this temperature sensing unit 10 is lower than that temperature and this ventilation runner 31 interior runner air themperatures are higher than temperature in this compartment in this predetermined compartment; This controller 50 also can be controlled this runner shifter 32 and switch to circulation position and 33 startups of this air-supply arrangement in this; The air-flow 100 311 ends end 312 that ventilates in this H Exch 35, this operation element 34 and this second car in regular turn that ventilates in this first car is flowed, to cool off this operation element 34, simultaneously; Also can flow back in the compartment than air-flow 100 in the hi-heat car of temperature in this compartment, provide greenhouse to use.

Shown in figure 15; If sensing temperature this compartment in, this temperature sensing unit 10 is higher than that the runner air themperature of temperature and this ventilation runner interior 31 is higher than temperature in this compartment in this predetermined compartment; These controller 50 these runner shifters 32 of control switch to this outer circulation position and this air-supply arrangement 33 starts; Make in this car air-flow 100 end 311 that ventilates in this first car flow 313 towards this H Exch 35, this operation element 34 with this car separate ventilation end in regular turn, to cool off this operation element 34, simultaneously; Used heat is discharged outside the car, carry out thermoelectricity and store the used heat energy; On the contrary; If sensing temperature this compartment in, this temperature sensing unit 10 is lower than that temperature and this ventilation runner 31 interior runner air themperatures are lower than temperature in this compartment in this predetermined compartment; This controller 50 also can be controlled this runner shifter 32 and switch to this outer circulation position and 33 startups of this air-supply arrangement; Air-flow 100 end 311 that ventilates in this first car is flowed in regular turn, to cool off this operation element 34, simultaneously with this car separate ventilation end 313 towards this H Exch 35, this operation element 34; Used heat is discharged outside the car, carry out thermoelectricity and store the used heat energy.

Under this pattern, the on-cycle refrigerant can flow to temperature conditioning unit 30 outside this car in the air-conditioning unit 20 in this car, makes this H Exch 35 produce the function of evaporator; Let the refrigerant of this H Exch 35 of flowing through; Can replace air-flow 100 coolings in this car, and take away the heat energy of this operation element 34, so that this operation element 34 is cooled off; Therefore, present embodiment can not have the operation element refrigerating function (Only Battery Cooling Operation) of air conditioning mode.

Via above explanation, can again advantage of the present invention be summarized as follows:

One, the present invention can carry out cold air pattern compartment function of temperature control under this cold air pattern; Or make this H Exch 35 produce the function of evaporator; This operation element 34 is cooled off; And carry out cold air pattern operation element refrigerating function, therefore, the present invention can reach compartment temperature control and the function of this operation element 34 being carried out heat management under this cold air pattern.

Two, the present invention can carry out heating installation pattern compartment function of temperature control under this heating installation pattern; Or make this H Exch 35 produce the function of condensers, defrosting, and carry out the function of defrosting mode for this condenser 22; Or make this H Exch 35 produce the function of condenser, and this operation element 34 is heated, to carry out heating installation pattern operation element heating function; Or make this H Exch 35 produce the function of evaporator; And this operation element 34 is cooled off; To carry out heating installation pattern operation element refrigerating function, in addition, and the used heat of this operation element 34 capable of using reduces the greenhouse load; Therefore, the present invention can reach compartment temperature control and the function of this operation element 34 being carried out heat management under this heating installation pattern.

Three, the present invention can make this H Exch 35 produce the function of condenser, and this operation element 34 is heated under this no air conditioning mode, does not have the operation element heating function of air conditioning mode; Or make this H Exch 35 produce the function of evaporator; And this operation element 34 is cooled off; The operation element refrigerating function that does not have air conditioning mode, in addition, and the used heat of this operation element 34 capable of using is assisted greenhouse or utilize the air-flow that refluxes to assist cold-room; Therefore, the present invention can reach under this no air conditioning mode that auxiliary compartment is cold, greenhouse and this operation element 34 carried out the function of heat management.

What deserves to be mentioned is, though, in the present embodiment; This operation element 34 is to explain with battery pack; It is understandable that this operation element 34 also possibly be other thermals source of battery-driven car, for example power motor, actuator or frequency converter ... Wait other machineries or electronics package thermal source.

In sum, the multifuctional air conditioning system that is applied to the battery-driven car heat management of the present invention not only can carry out temperature control to the compartment; And can carry out heat management effectively to operation element, and, can under the heating installation pattern, defrost to condenser; In addition, and can reclaim used heat and reduce greenhouse load.

The above only is preferred embodiment of the present invention, is not the present invention is done any pro forma restriction; Though the present invention discloses as above with preferred embodiment; Yet be not in order to limiting the present invention, anyly be familiar with the professional and technical personnel, in not breaking away from technical scheme scope of the present invention; When the technology contents of above-mentioned announcement capable of using is made a little change or is modified to the equivalent embodiment of equivalent variations; In every case be the content that does not break away from technical scheme of the present invention, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical scheme of the present invention according to technical spirit of the present invention.

Claims

1. multifuctional air conditioning system that is applied to the battery-driven car heat management is characterized in that:

The multifuctional air conditioning system that this is applied to the battery-driven car heat management comprises:

A temperature sensing unit;

Air-conditioning unit in the car; Have a compressor, one and this compressor bonded assembly condenser, one and this compressor bonded assembly evaporator, first expansion valve that is connected between this condenser and this evaporator, and a four-way change-over valve that is connected between this compressor, this condenser and this evaporator;

The outer temperature conditioning unit of car; Have a ventilation runner, one be arranged at operation element, one that the runner shifter of this ventilation runner, air-supply arrangement that is arranged at this ventilation runner, one be positioned at this ventilation runner be positioned at this ventilation runner and with this car air-conditioning unit bonded assembly H Exch; And second expansion valve that is connected between this H Exch and the interior air-conditioning unit of this car; This aeration flow road has the end that ventilates in one first car, the interior end that ventilates of second car, and a car separate ventilation end;

A switch unit; Have one be connected between this condenser and this first expansion valve and and this second expansion valve bonded assembly, first transfer valve, one are connected between this condenser and this four-way change-over valve and and this H Exch bonded assembly second transfer valve, one are connected between this evaporator and this four-way change-over valve and and this H Exch bonded assembly the 3rd transfer valve, the 4th transfer valve that is connected between this first transfer valve and this second expansion valve, and the 5th transfer valve that is connected between this second expansion valve and this H Exch; And

A controller; Be electrically connected on air-conditioning unit in this temperature sensing unit, this car, the outer temperature conditioning unit of this car and this switch unit; And, control air-conditioning unit, this runner shifter, this air-supply arrangement and this switch unit in this car according to the temperature that this temperature sensing unit senses.

2. the multifuctional air conditioning system that is applied to the battery-driven car heat management as claimed in claim 1 is characterized in that:

Air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; When this temperature sensing unit senses a car external environment temperature when being higher than a specific environment temperature; Air-conditioning unit switches to this cold air pattern in this this car of controller control; At this moment; If sensing the operating temperature of this operation element, this temperature sensing unit is lower than this high temperature limit; This runner shifter of this controller control switch to this outer circulation position, this first transfer valve be communicated with this condenser with this first expansion valve but is not communicated with the 4th transfer valve, this second transfer valve be communicated with this condenser with this four-way change-over valve but be not communicated with this H Exch, reach this evaporator of the 3rd transfer valve connection and still be not communicated with, at this moment with this H Exch with this four-way change-over valve; If sensing the operating temperature of this operation element, this temperature sensing unit is higher than this low temperature limit; This air-supply arrangement of this controller control starts, and makes in one car the air-flow end that ventilates in this first car mobile towards this H Exch, this operation element and this car separate ventilation end in regular turn, on the contrary; Be lower than this low temperature limit if this temperature sensing unit senses the operating temperature of this operation element, this this air-supply arrangement of controller control decommissions.

3. the multifuctional air conditioning system that is applied to the battery-driven car heat management as claimed in claim 1 is characterized in that:

Air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; When this temperature sensing unit senses a car external environment temperature when being higher than a specific environment temperature; Air-conditioning unit switches to this cold air pattern in this this car of controller control; At this moment; If sensing the operating temperature of this operation element, this temperature sensing unit is higher than this high temperature limit; This first transfer valve of this controller control is communicated with that this condenser, this first expansion valve are communicated with the 4th transfer valve, this second transfer valve that this condenser still is not communicated with this H Exch with this four-way change-over valve, this evaporator of the 3rd transfer valve connection, this four-way change-over valve and this H Exch, the 4th transfer valve, the 5th transfer valve interconnect through this second expansion valve; And the 5th transfer valve is communicated with this H Exch, at this moment, if this temperature sensing unit senses a refrigerant degree of superheating that gets into this compressor when being lower than a predetermined value; This this runner shifter of controller control switches to circulation position and the startup of this air-supply arrangement in this; The air-flow end end that ventilates in this operation element, this H Exch and this first car in regular turn that ventilates in this second car is flowed, on the contrary, if this temperature sensing unit senses the refrigerant degree of superheating of this compressor of entering when being higher than this predetermined value; This runner shifter of this controller control switches to this outer circulation position and this air-supply arrangement starts, and makes in this car the air-flow end that ventilates in this first car mobile towards this H Exch, this operation element and this car separate ventilation end in regular turn.

4. the multifuctional air conditioning system that is applied to the battery-driven car heat management as claimed in claim 1 is characterized in that:

Air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; When this temperature sensing unit senses a car external environment temperature when being lower than a specific environment temperature; Air-conditioning unit switches to this heating installation pattern in this this car of controller control; At this moment; If the operating temperature that this temperature sensing unit senses this operation element between this high and low temperature limit and a surface temperature of this condenser be higher than a predetermined surface temperature; This runner shifter of this controller control switch to circulation position in this, this first transfer valve be communicated with this condenser with this first expansion valve but is not communicated with, this this condenser of second transfer valve connection still is not communicated with this H Exch with this four-way change-over valve with the 4th transfer valve; Reach this evaporator of the 3rd transfer valve connection and still be not communicated with, and this this air-supply arrangement of controller control starts with this H Exch with this four-way change-over valve; The air-flow end end that ventilates in this H Exch, this operation element and this second car in regular turn that ventilates in this first car is flowed, or make in this car air-flow ventilate in this second car end ventilate in this operation element, this H Exch and this first car in regular turn hold mobile.

5. the multifuctional air conditioning system that is applied to the battery-driven car heat management as claimed in claim 1 is characterized in that:

Air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; This switch unit also has a by passage that connects the 4th transfer valve, the 5th transfer valve; When this temperature sensing unit senses a car external environment temperature when being lower than a specific environment temperature; Air-conditioning unit switches to this heating installation pattern in this this car of controller control; At this moment; If the operating temperature that this temperature sensing unit senses this operation element between this high and low temperature limit and a surface temperature of this condenser be lower than a predetermined surface temperature; This runner shifter of this controller control switches to that circulation position in this, this first transfer valve are communicated with that this condenser, this first expansion valve are communicated with the 4th transfer valve, this second transfer valve that this condenser still is not communicated with this H Exch with this four-way change-over valve, this evaporator of the 3rd transfer valve connection, this four-way change-over valve and this H Exch, the 4th transfer valve, the 5th transfer valve optionally through this second expansion valve interconnect, the 5th transfer valve is communicated with this H Exch; And the 4th transfer valve, the 5th transfer valve interconnect through this by passage; And this air-supply arrangement of this controller control starts, and makes in one car the air-flow end end that ventilates in this operation element, this H Exch and this first car in regular turn that ventilates in this second car mobile.

6. the multifuctional air conditioning system that is applied to the battery-driven car heat management as claimed in claim 1 is characterized in that:

Air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; This switch unit also has a by passage that connects the 4th transfer valve, the 5th transfer valve; When this temperature sensing unit senses a car external environment temperature when being lower than a specific environment temperature; Air-conditioning unit switches to this heating installation pattern in this this car of controller control; At this moment; If sensing the operating temperature of this operation element, this temperature sensing unit is lower than this low temperature limit; This runner shifter of this controller control switches to that circulation position in this, this first transfer valve are communicated with that this condenser, this first expansion valve are communicated with the 4th transfer valve, this second transfer valve that this condenser still is not communicated with this H Exch with this four-way change-over valve, this evaporator of the 3rd transfer valve connection, this four-way change-over valve and this H Exch, the 4th transfer valve, five transfer valves optionally through this second expansion valve interconnect, the 5th transfer valve is communicated with this H Exch; And the 4th transfer valve, the 5th transfer valve interconnect through this by passage; And this air-supply arrangement of this controller control starts, and makes in one car the air-flow end end that ventilates in this H Exch, this operation element and this second car in regular turn that ventilates in this first car mobile.

7. the multifuctional air conditioning system that is applied to the battery-driven car heat management as claimed in claim 1 is characterized in that:

Air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in this first and second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; This switch unit also has a by passage that connects the 4th transfer valve, the 5th transfer valve; When this temperature sensing unit senses a car external environment temperature when being lower than a specific environment temperature; Air-conditioning unit switches to this heating installation pattern in this this car of controller control; At this moment; If sensing the operating temperature of this operation element, this temperature sensing unit is higher than this high temperature limit; This runner shifter of this controller control switch to circulation position in this, this first transfer valve be communicated with this first expansion valve with the 4th transfer valve but optionally is communicated with, this this condenser of second transfer valve connection, this four-way change-over valve be communicated with this H Exch, the 3rd transfer valve that this evaporator still is not communicated with this H Exch with this four-way change-over valve, the 4th transfer valve interconnects through one of them person and the 5th transfer valve of this second expansion valve and this by passage with this condenser; And the 5th transfer valve is communicated with this H Exch, at this moment, if this temperature sensing unit senses a refrigerant degree of superheating that gets into this compressor when being lower than a predetermined value; This this air-supply arrangement of controller control starts; The air-flow end end that ventilates in this operation element, this H Exch and this first car in regular turn that ventilates in this second car is flowed, on the contrary, if this temperature sensing unit senses the refrigerant degree of superheating of this compressor of entering when being higher than this predetermined value; This air-supply arrangement of this controller control starts, and makes in this car the air-flow end end that ventilates in this H Exch, this operation element and this second car in regular turn that ventilates in this first car mobile.

8. the multifuctional air conditioning system that is applied to the battery-driven car heat management as claimed in claim 1 is characterized in that:

Air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; This switch unit also has a by passage that connects the 4th transfer valve, the 5th transfer valve; Air-conditioning unit switches to this no air conditioning mode in this car; And; The operating temperature that this temperature sensing unit senses this operation element is lower than this low temperature in limited time; This first transfer valve of this controller control be communicated with this condenser with the 4th transfer valve but is not communicated with this first expansion valve, this second transfer valve be communicated with this condenser with this four-way change-over valve but be not communicated with this H Exch, this four-way change-over valve of the 3rd transfer valve connection still is not communicated with this evaporator with this H Exch, the 4th transfer valve, the 5th transfer valve through this second expansion valve interconnect, this H Exch of the 5th transfer valve connection; And the 4th transfer valve, the 5th transfer valve optionally interconnect through this by passage; At this moment; If sensing a temperature compartment in, this temperature sensing unit is lower than that temperature and an interior runner air themperature of this ventilation runner are higher than temperature in this compartment in the predetermined compartment; This this runner shifter of controller control switches to circulation position and the startup of this air-supply arrangement in this; Make in one car the air-flow end end that ventilates in this H Exch, this operation element and this second car in regular turn that ventilates in this first car mobile; If sensing temperature this compartment in, this temperature sensing unit is lower than that temperature and the interior runner air themperature of this ventilation runner are lower than temperature in this compartment in this predetermined compartment; This runner shifter of this controller control switches to this outer circulation position and this air-supply arrangement starts, and the air-flow end that ventilates in this first car is flowed towards this H Exch, this operation element and this car separate ventilation end in regular turn, senses as if this temperature sensing unit that temperature is higher than temperature in this predetermined compartment in this compartment; This runner shifter of this controller control switches to this outer circulation position and this air-supply arrangement starts, and makes in this car the air-flow end that ventilates in this first car mobile towards this H Exch, this operation element and this car separate ventilation end in regular turn.

9. the multifuctional air conditioning system that is applied to the battery-driven car heat management as claimed in claim 1 is characterized in that:

Air-conditioning unit can switch between a cold air pattern, a heating installation pattern and a no air conditioning mode in this car; An operating temperature of this operation element has a high temperature limit and a low temperature limit; This runner shifter can an interior circulation position that is communicated with the end that ventilates in ventilate in this first car end, second car is communicated with one that ventilation in this first car is held and the outer circulation position of this car separate ventilation end between switch; Air-conditioning unit switches to this no air conditioning mode in this car; And; The operating temperature that this temperature sensing unit senses this operation element is higher than this high temperature in limited time; This first transfer valve of this controller control be communicated with this condenser with the 4th transfer valve but is not communicated with, this second transfer valve is communicated with that this condenser still is not communicated with this H Exch with this four-way change-over valve, this four-way change-over valve of the 3rd transfer valve connection still is not communicated with this evaporator with this H Exch, the 4th transfer valve, the 5th transfer valve interconnect through this second expansion valve with this first expansion valve; And the 5th transfer valve is communicated with this H Exch; At this moment; If sensing a temperature compartment in, this temperature sensing unit is higher than that temperature and an interior runner air themperature of this ventilation runner are lower than temperature in this compartment in the predetermined compartment; This this runner shifter of controller control switches to circulation position and the startup of this air-supply arrangement in this; Make in one car the air-flow end end that ventilates in this H Exch, this operation element and this second car in regular turn that ventilates in this first car mobile; If sensing temperature this compartment in, this temperature sensing unit is lower than that temperature and the interior runner air themperature of this ventilation runner are higher than temperature in this compartment in this predetermined compartment; This this runner shifter of controller control switches to circulation position and the startup of this air-supply arrangement in this; The air-flow end end that ventilates in this H Exch, this operation element and this second car in regular turn that ventilates in this first car is flowed, be higher than that temperature and the interior runner air themperature of this ventilation runner are higher than temperature in this compartment this predetermined compartment in if this temperature sensing unit senses this compartment in temperature, this controller is controlled this runner shifter and is switched to this outer circulation position and the startup of this air-supply arrangement; Make in this car the air-flow end that ventilates in this first car mobile towards this H Exch, this operation element and this car separate ventilation end in regular turn; Be lower than that the runner air themperature in the temperature and this ventilation runner is lower than temperature this compartment in this predetermined compartment in if this temperature sensing unit senses temperature this compartment in, this this runner shifter of controller control switches to this outer circulation position and this air-supply arrangement starts, and makes in this car air-flow ventilation in this first car hold mobile towards this H Exch, this operation element and this car separate ventilation end in regular turn.

10. the multifuctional air conditioning system that is applied to the battery-driven car heat management as claimed in claim 1 is characterized in that:

This switch unit also has a by passage that connects the 4th transfer valve, the 5th transfer valve.