CN103591733A - Efficient electric cold and warm air heat exchange system used for vehicle - Google Patents
Efficient electric cold and warm air heat exchange system used for vehicle Download PDFInfo
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- CN103591733A CN103591733A CN201310526300.9A CN201310526300A CN103591733A CN 103591733 A CN103591733 A CN 103591733A CN 201310526300 A CN201310526300 A CN 201310526300A CN 103591733 A CN103591733 A CN 103591733A
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
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Abstract
The invention relates to an efficient electric cold and warm air heat exchange system used for a vehicle. The efficient electric cold and warm air heat exchange system comprises a vortex motor compressor, a heat exchanger outside the vehicle, a heat exchanger inside the vehicle and an economizer. An auxiliary suction port is formed in the vortex motor compressor, refrigerating fluid flows out of the heat exchanger outside the vehicle and then is divided into two paths, the refrigerating fluid in the first path is subject to heat exchanging, then is subject to undercooling, enters the heat exchanger inside the vehicle through an electronic expansion valve and finally is sucked through an air suction port of the vortex motor compressor. The refrigerating fluid in the second path enters the economizer through an electronic expansion valve and is changed to be gas after the refrigerating fluid is cooled in the first path and finally enters the vortex motor compressor through the auxiliary suction port. The heat exchange system can effectively solve the problems that under the working condition of low temperature, heating is not sufficient, and exhaust temperature of the compressor is too high.
Description
Technical field
The present invention relates to the technical field of air conditioner for vehicles, in particular, the present invention relates to a kind of efficient Vehicular electric cold and heat air heat-exchange system.
Background technology
Electric automobile air conditioner must solve refrigeration, heat two large problems.At present, in industry, popular solution mainly contains following two kinds of modes: the first is to adopt motor compressor list cooling system+PTC heat-production functions, as shown in Figure 1, in test condition, be 40 ℃ of environment temperatures, 27 ℃ of vehicle interior temperatures, under the operating mode of relative humidity 50%, during system stability, it can obtain with the energy consumption of 1kW the refrigerating capacity of 1.8kW; While heating, it can only obtain with the energy consumption of 1kW the heating capacity of 1kW.The second is pump type heat electric automobile air-conditioning system, as shown in Figure 2, in test condition, is 40 ℃ of environment temperatures, 27 ℃ of vehicle interior temperatures, and under the operating mode of relative humidity 50%, during system stability, it can obtain with the energy consumption of 1kW the refrigerating capacity of 1.8kW; When environment temperature is-10 ℃, 25 ℃ of vehicle interior temperatures, can obtain heating of 1.5kW with the energy consumption of 1kW.When heating below for-10 ℃, system heat fade is very fast, and heating capacity is not enough.Car is outer because evaporating temperature is lower, and the compression ratio of system is higher, causes delivery temperature very high, affects the safe operation of system.The weakness of pump type heat electric automobile air conditioner maximum is low-temperature heating problem at present.
The compressor of above two kinds of systems is by non-brush permanent-magnet DC motor screw compressor, the technology path that domestic producer is walked is at present the integral type compressor that DC inverter alternating current-AC converter drives permanent magnetic brushless to be directly connected with screw compressor, ubiquity drive circuit is unstable at present, machining equipment falls behind, machining accuracy is inadequate, the phenomenon that power output is on the low side, the Energy Efficiency Ratio of motor compressor only has 1.3～1.6 left and right, this will cause when using this type of air-conditioning system, can consume too many electric energy, the course continuation mileage of electric automobile is shortened dramatically.
For above problem, band economizer heat pump type air conditioning system is proposed, effective solution under worst cold case, heats deficiency and compressor exhaust temperature is crossed high problems.
Summary of the invention
In order to solve the problems of the technologies described above, the object of the present invention is to provide a kind of efficient Vehicular electric cold and heat air heat-exchange system.Heat-exchange system of the present invention can effectively solve and under worst cold case, heat deficiency and compressor exhaust temperature is crossed high problems.
Efficient Vehicular electric cold and heat air heat-exchange system of the present invention, comprises heat exchanger and economizer in vortex motor compressor, car outer heat-exchanger, car; Described vortex motor compressor has auxiliary suction inlet, refrigerant liquid is divided into two-way from described car outer heat-exchanger flows out: first via refrigerant liquid is excessively cold after heat exchange in described economizer, heat exchanger into the car after electric expansion valve, is finally sucked by vortex motor compressor air entry; The second tunnel enters described economizer after electric expansion valve, after cooling described first via refrigerant liquid, becomes gas, finally by auxiliary suction inlet, enters vortex motor compressor.
Described vortex motor compressor is the automobile-used integrated electric compressor of permanent magnetism-magnetic resistance with gas compensation function.Described motor compressor comprises compressor casing, the end cap of auxiliary suction inlet and exhaust outlet, permanent magnetism-reluctance motor, compressing mechanism and inverter assembly; In described compressor casing, have permanent magnetism-reluctance motor and compressing mechanism, described motor drives the compressing mechanism for compression refrigerant gas by bent axle and driven equilibrium piece; Described compressing mechanism comprises compressor eddy spinner disk and the quiet dish of compressor vortex, and the oil return disc that described compressor eddy spinner disk and the quiet dish of compressor vortex gap are adjusted, and the Moving plate locating ring that described compressor eddy spinner disk is positioned; Described compressor eddy spinner disk is in the face of the quiet dish setting of described compressor vortex and between the two, form discharge chambe; Between the quiet dish of described compressor vortex and described end cap, be provided with sealing ring and be formed with independently high pressure gas chamber and middle pressure tonifying Qi chamber, described high pressure gas has air bleeding valve in chamber; The gas that air bleeding valve is discharged is discharged from the exhaust outlet of end cap, and middle pressure tonifying Qi chamber fills into gas by auxiliary suction inlet; Between end cap and cylinder body, being provided with sealing gasket formation has suction muffler, and described suction muffler sucks gas from air entry; The top of described compressor casing is also connected with described inverter assembly, and inverter assembly is connected with power interface and control interface by wire, and to described motor power supply.
Compared with prior art, efficient Vehicular electric cold and heat air heat-exchange system of the present invention has following beneficial effect:
In heat-exchange system of the present invention, the injection of gaseous refrigerant can reduce exhaust specific enthalpy, thereby can reduce the delivery temperature of compressor, one-level compression is become to accurate two-stage compression simultaneously, can avoid like this unit to be applied to worst cold case lower compression and than increasing, make the problems such as system cisco unity malfunction; And the injection of cold-producing medium can increase the capacity of screw compressor, thus total heating capacity of raising heat pump.Meanwhile, the highly pressurised liquid of tonifying Qi circulation evaporates in economizer, the highly pressurised liquid of main road is obtained further excessively cold, thereby specific refrigerating effect increases, and the refrigerant quality of the evaporimeter of flowing through is constant, thus this system applies when summer, total refrigerating capacity increases; Certainly, due to the injection of cold-producing medium, after screw compressor tonifying Qi, refrigerant amount increases, and this can increase the total power consumption of compressor to some extent, but increment can be less than the increase of heating capacity and refrigerating capacity, therefore heating with coefficient of performance of refrigerating of system will increase.Therefore, the injection of tonifying Qi loop cold-producing medium is except improving the variable working condition low-temperature heating performance of vortex heat pump, applicable equally for variable working condition high-temperature refrigeration.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of motor compressor list cooling system+PTC heat-production functions of the prior art.
Fig. 2 is the schematic flow sheet of pump type heat electric automobile air-conditioning system of the prior art.
Fig. 3 is the fundamental diagram of heat-exchange system of the present invention.
Fig. 4 is the circulation schematic diagram of heat-exchange system of the present invention.
Fig. 5 is the schematic diagram of efficient Vehicular electric cold and heat air heat-exchange system described in embodiment 1.
Fig. 6 is the workflow diagram of efficient Vehicular electric cold and heat air heat-exchange system described in embodiment 1.
In figure, the represented implication of each Reference numeral is respectively: 1-CNC Panel, 2-is with the automobile-used integrated electric compressor of permanent magnetism-magnetic resistance of gas compensation function, 3-four-way change-over valve, 4-car outer heat-exchanger, 5-car outer heat-exchanger temperature sensor, 6-axial flow blower, 7-electronic expansion valve module I, 8-pressure sensor, 9-fluid reservoir, 10-electronic expansion valve module II, 11-temperature sensor II, 12-temperature sensor III, 13-electronic expansion valve module III, 14-centrifugal blower, heat exchanger in 15-car, heat exchanger sensor in 16-car, 18-pattern motor, 19-speed regulation module of fan, 20-economizer, 21-blast pipe, 22-air intake duct, the outer unit pipes of car of 23-four-way change-over valve, 24-high-voltage tube I, 25-blowdown pipe, 26-high-voltage tube II, unit pipes in the car of 27-four-way change-over valve, 28-high-pressure electric control box, 29-defrosting duct, 30-main air duct.
The specific embodiment
Below with reference to embodiment and accompanying drawing, 26S Proteasome Structure and Function of efficient Vehicular electric cold and heat air heat-exchange system of the present invention etc. is described in further detail.
Efficient Vehicular electric cold and heat air heat-exchange system of the present invention, comprises heat exchanger and economizer in vortex motor compressor, car outer heat-exchanger, car; Described vortex motor compressor has auxiliary suction inlet, refrigerant liquid is divided into two-way from described car outer heat-exchanger flows out: first via refrigerant liquid is excessively cold after heat exchange in described economizer, heat exchanger into the car after electric expansion valve, is finally sucked by vortex motor compressor air entry; The second tunnel enters described economizer after electric expansion valve, after cooling described first via refrigerant liquid, becomes gas, finally by auxiliary suction inlet, enters vortex motor compressor.
Described vortex motor compressor is the automobile-used integrated electric compressor of permanent magnetism-magnetic resistance with gas compensation function.Described motor compressor comprises compressor casing, the end cap of auxiliary suction inlet and exhaust outlet, permanent magnetism-reluctance motor, compressing mechanism and inverter assembly; In described compressor casing, have permanent magnetism-reluctance motor and compressing mechanism, described motor drives the compressing mechanism for compression refrigerant gas by bent axle and driven equilibrium piece; Described compressing mechanism comprises compressor eddy spinner disk and the quiet dish of compressor vortex, and the oil return disc that described compressor eddy spinner disk and the quiet dish of compressor vortex gap are adjusted, and the Moving plate locating ring that described compressor eddy spinner disk is positioned; Described compressor eddy spinner disk is in the face of the quiet dish setting of described compressor vortex and between the two, form discharge chambe; Between the quiet dish of described compressor vortex and described end cap, be provided with sealing ring and be formed with independently high pressure gas chamber and middle pressure tonifying Qi chamber, described high pressure gas has air bleeding valve in chamber; The gas that air bleeding valve is discharged is discharged from the exhaust outlet of end cap, and middle pressure tonifying Qi chamber fills into gas by auxiliary suction inlet; Between end cap and cylinder body, being provided with sealing gasket formation has suction muffler, and described suction muffler sucks gas from air entry; The top of described compressor casing is also connected with described inverter assembly, and inverter assembly is connected with power interface and control interface by wire, and to described motor power supply.
As shown in Figure 3, the present invention compares and has increased tonifying Qi auxiliary circulation with conventional air heat source and thermal pump circulation, and screw compressor is with auxiliary suction inlet, refrigerant liquid is divided into two-way from condenser flows out: a common heat pump cycle in road, excessively cold after heat exchange in economizer, after electric expansion valve, enter evaporimeter, finally by compressor suction inlet, sucked; Another road is tonifying Qi circulation, enters economizer after electric expansion valve, after cooling first via cold-producing medium, becomes gaseous state, finally by auxiliary suction inlet, enters compression chamber.
As shown in Figure 4, heat-exchange system described in employing the present embodiment, the injection of gaseous refrigerant can reduce exhaust specific enthalpy (h4`-h4``), thereby can reduce the delivery temperature (T4`-T4``) of compressor, one-level compression is become to accurate two-stage compression simultaneously, can avoid like this unit to be applied to worst cold case lower compression and than increasing, make the problems such as system cisco unity malfunction; And the injection of cold-producing medium can increase the capacity of screw compressor, thus total heating capacity of raising heat pump.Meanwhile, the highly pressurised liquid of tonifying Qi circulation evaporates (8-9) in economizer, makes the highly pressurised liquid of main road obtain further excessively cold (5-6), thereby unit refrigeration increases most, and the refrigerant quality of the evaporimeter of flowing through is constant, thus this system applies when summer, total refrigerating capacity increases; Certainly, due to the injection of cold-producing medium, after screw compressor tonifying Qi, cold-producing medium increases most, and this can increase the total power consumption of compressor to some extent, but increment can be less than the increase heating with refrigerating capacity, therefore heating with coefficient of performance of refrigerating of system will increase.Therefore, the injection of tonifying Qi loop cold-producing medium is except improving the variable working condition low-temperature heating performance of vortex heat pump, applicable equally for variable working condition high-temperature refrigeration.
As shown in Figure 5, efficient Vehicular electric cold and heat air heat-exchange system described in the present embodiment, comprises the interior heat exchanger 15 of the automobile-used integrated electric compressor 2 of permanent magnetism-magnetic resistance, four-way change-over valve 3, car outer heat-exchanger 4, car, fluid reservoir 9 and economizer 20 with gas compensation function; The blast pipe 21 of described integrated electric compressor 2 is connected four-way change-over valve with air intake duct 22, and in described car, one of heat exchanger 15 and car outer heat-exchanger 4 end of coming in and going out is connected described four-way change-over valve 2 by unit pipes 27 in the outer unit pipes 23 of car of four-way change-over valve and the car of four-way change-over valve respectively; Another of described car outer heat-exchanger 4 come in and gone out end successively by being divided into two-way after electronic expansion valve module I7, high-voltage tube I24, liquid storage pipe 9: the first via is connected with another end of coming in and going out of heat exchanger 15 in car through economizer 20, high-voltage tube II26, electronic expansion valve module III, and the second tunnel enters successively economizer 20, then by blowdown pipe 25, is connected with the auxiliary suction inlet of described integrated electric compressor 2 after electronic expansion valve module II; In addition, described heat-exchange system also comprises high-pressure electric control box 28, defrosting duct 29 and main air duct 30.Described heat-exchange system also comprises: the car outer heat-exchanger temperature sensor 5 of control panel 1, collection car outer heat-exchanger 4 temperature, the interior heat-exchanger temperature sensor 16 of car that gathers heat exchanger 15 temperature in car, temperature sensor II11 and the temperature sensor III12 of the interior temperature of the high-voltage tube I24 at gathering economy device 20 two ends and high-voltage tube II26, and the pressure sensor 8 of collection high-voltage tube I pressure; Described car external heat exchanger 4 outer setting have axial flow blower 6, in described car heat exchanger 15 outer setting have centrifugal blower 14, for driving the motor 18 of centrifugal blower 14 and for regulating the speed adjusting module 19 of described centrifugal blower 14 speed; In described car, in heat exchanger 15, be provided with ptc heater (not shown); Described control panel 1 is according to calculating after the temperature and pressure parameter that in car outer heat-exchanger temperature sensor 5, car, heat-exchanger temperature sensor 16, temperature sensor II11, temperature sensor III12 and pressure sensor 8 measure, for controlling the rotating speed of described integrated electric compressor 2, the aperture of electronic expansion valve module I, electronic expansion valve module II and electronic expansion valve module III, and the air quantity of axial flow blower 6 and centrifugal blower 14.
When heating state, CNC Panel is controlled four-way change-over valve commutation, cold-producing medium gases at high pressure through blast pipe by the car of four-way scavenging air valve and cross valve in unit pipes into the car heat exchanger dispel the heat, refrigerant liquid after cooling is divided into two-way after electronic expansion valve module III flows out: a road is excessively cold after heat exchange in economizer, through electronic expansion valve module I, enter the evaporation of car outer heat-exchanger, absorb the object that heat reaches refrigeration, then low-pressure gas unit pipes and four-way change-over valve outside cross valve car enters air intake duct, finally by compressor air entry, sucked; Another road is tonifying Qi circulation, after electric expansion valve II, enters economizer, after cooling first via cold-producing medium, becomes gaseous state, enters the compression chamber of compressor through blowdown pipe; CNC Panel passes through to gather car outer heat-exchanger temperature sensor parameter, the rotating speed of Control Shaft flow fan, and the aperture of control electronic expansion valve module I, reaches energy-saving effect; Now electronic expansion valve module III is inoperative; Collecting temperature sensor II and temperature sensor III parameter, the aperture of control electric expansion valve II, reaches the best cold effect of crossing; Gather the parameter of pressure sensor, control the rotating speed of described integrated electric compressor, make every effort to the pressure constant state of control system, to reach optimum energy-saving effect.
Native system is the supporting project of domestic certain electronic depot exploitation in advance, adopt the main driving motor compressor of DC72V, control section is DC12V electricity system, CNC Panel is control core, this control is thermostatic control, and a built-in vehicle interior temperature sensor is made comparisons with the temperature of setting, decide refrigeration or heat state, when indoor temperature during lower than design temperature for heating state; When indoor temperature is refrigerating state during higher than design temperature.CNC Panel is connected with each sensor by wire harness, gathers various parameters and carries out computing, and each ECU is carried out to thermostatic control.This new system 1KW electrical power when 40 ℃ of refrigeration of environment temperature can produce refrigeration work consumption more than 2.3KW; The electrical power of 1KW could produce the power that heats of 2KW when heating for-20 ℃! Thereby meet electric motor car in the demand that heats of extremely frigid zones.
In this project, native system adopts the permanent magnetism-magnetic resistance Vehicular electric compressor with gas compensation function of 18CC, and maximum speed can reach 6500 revs/min, and the efficiency of permanent magnetism-magnetic resistance reaches more than 93%, consumption of electric power 1.2KW can produce 2.8KW refrigeration when 40 ℃ of environment temperatures refrigeration; When heating for-20 ℃, can produce 2.4KW and heat, can meet customer requirement completely.
For the ordinary skill in the art; specific embodiment is just exemplarily described the present invention by reference to the accompanying drawings; obviously specific implementation of the present invention is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (10)
1. an efficient Vehicular electric cold and heat air heat-exchange system, comprises heat exchanger and economizer in vortex motor compressor, car outer heat-exchanger, car; It is characterized in that: described vortex motor compressor has auxiliary suction inlet, refrigerant liquid is divided into two-way from described car outer heat-exchanger flows out: first via refrigerant liquid is excessively cold after heat exchange in described economizer, heat exchanger into the car after electric expansion valve, is finally sucked by vortex motor compressor air entry; The second tunnel enters described economizer after electric expansion valve, after cooling described first via refrigerant liquid, becomes gas, finally by auxiliary suction inlet, enters vortex motor compressor.
2. efficient Vehicular electric cold and heat air heat-exchange system according to claim 1, is characterized in that; Described vortex motor compressor comprises compressor casing, has the end cap of auxiliary suction inlet and exhaust outlet, motor, compressing mechanism and inverter assembly; In described compressor casing, have motor and compressing mechanism, described motor drives the compressing mechanism for compression refrigerant gas by bent axle and driven equilibrium piece; Described compressing mechanism comprises compressor eddy spinner disk and the quiet dish of compressor vortex, and the oil return disc that described compressor eddy spinner disk and the quiet dish of compressor vortex gap are adjusted, and the Moving plate locating ring that described compressor eddy spinner disk is positioned; Described compressor eddy spinner disk is in the face of the quiet dish setting of described compressor vortex and between the two, form discharge chambe; Between the quiet dish of described compressor vortex and described end cap, be provided with sealing ring and be formed with independently high pressure gas chamber and middle pressure tonifying Qi chamber, described high pressure gas has air bleeding valve in chamber; The gas that air bleeding valve is discharged is discharged from the exhaust outlet of end cap, and middle pressure tonifying Qi chamber fills into gas by auxiliary suction inlet; Between end cap and cylinder body, being provided with sealing gasket formation has suction muffler, and described suction muffler sucks gas from air entry; The top of described compressor casing is also connected with described inverter assembly, and inverter assembly is connected with power interface and control interface by wire, and to described motor power supply.
3. efficient Vehicular electric cold and heat air heat-exchange system according to claim 2, is characterized in that: described motor is permanent magnetism-reluctance motor.
4. efficient Vehicular electric cold and heat air heat-exchange system according to claim 1, is characterized in that: described heat-exchange system comprises the interior heat exchanger of the automobile-used integrated electric compressor of permanent magnetism-magnetic resistance, four-way change-over valve, car outer heat-exchanger, car, fluid reservoir and the economizer with gas compensation function; The blast pipe of described integrated electric compressor is connected four-way change-over valve with air intake duct, and in described car, one of heat exchanger and the car outer heat-exchanger end of coming in and going out is connected described four-way change-over valve by unit pipes in the outer unit pipes of car of four-way change-over valve and the car of four-way change-over valve respectively.
5. efficient Vehicular electric cold and heat air heat-exchange system according to claim 4, it is characterized in that: another of described car outer heat-exchanger come in and gone out end successively by being divided into two-way after electronic expansion valve module I, high-voltage tube I, liquid storage pipe: the first via is connected with another end of coming in and going out of heat exchanger in car through economizer, high-voltage tube II, electronic expansion valve module III, the second tunnel successively process electronic expansion valve module laggardly enters economizer, then by blowdown pipe, is connected with the auxiliary suction inlet of described integrated electric compressor.
6. efficient Vehicular electric cold and heat air heat-exchange system according to claim 5, it is characterized in that: described heat-exchange system also comprises: the car outer heat-exchanger temperature sensor of control panel, collection car outer heat-exchanger temperature, the interior heat-exchanger temperature sensor of car that gathers heat exchanger temperature in car, temperature sensor II and the temperature sensor III of the interior temperature of the high-voltage tube I at gathering economy device two ends and high-voltage tube II, and the pressure sensor of collection high-voltage tube I pressure; Described car external heat exchanger outer setting has axial flow blower, and in described car, heat exchanger outer setting has centrifugal blower; Described control panel is according to calculating after the temperature and pressure parameter that in car outer heat-exchanger temperature sensor, car, heat-exchanger temperature sensor, temperature sensor II, temperature sensor and pressure sensor measure, for controlling the rotating speed of described integrated electric compressor, the aperture of electronic expansion valve module I, electronic expansion valve module II and electronic expansion valve module III, and the air quantity of axial flow blower and centrifugal blower.
7. efficient Vehicular electric cold and heat air heat-exchange system according to claim 6, it is characterized in that: when at refrigerating state, CNC Panel is controlled four-way change-over valve commutation, cold-producing medium gases at high pressure enter car outer heat-exchanger through blast pipe by cross valve and high-voltage tube and dispel the heat, refrigerant liquid after cooling is divided into two-way after electronic expansion valve module I: a road is excessively cold after heat exchange in economizer, through electronic expansion valve module III heat exchanger evaporation into the car, then low-pressure gas unit pipes and four-way change-over valve in four-way change-over valve car enters air intake duct, by compressor air intake duct, sucked, another road is tonifying Qi circulation, after electronic expansion valve module II, enters economizer, after cooling first via cold-producing medium, becomes gaseous state, enters the compression chamber of compressor through blowdown pipe, CNC Panel is by gathering car outer heat-exchanger temperature sensor parameter, the rotating speed of Control Shaft flow fan, gather heat-exchanger temperature sensor parameter in car, control the aperture of electronic expansion valve module III, collecting temperature sensor II and temperature sensor III parameter, the aperture of control electronic expansion valve module II, gather the parameter of pressure sensor, control the rotating speed of described integrated electric compressor, the pressure constant state of control system.
8. efficient Vehicular electric cold and heat air heat-exchange system according to claim 6, it is characterized in that: when when heating state, CNC Panel is controlled four-way change-over valve commutation, cold-producing medium gases at high pressure through blast pipe by the car of four-way scavenging air valve and cross valve in unit pipes into the car heat exchanger dispel the heat, refrigerant liquid after cooling is divided into two-way after electronic expansion valve module III flows out: a road is excessively cold after heat exchange in economizer, through electronic expansion valve module I, enter the evaporation of car outer heat-exchanger, then low-pressure gas unit pipes and four-way change-over valve outside cross valve car enters air intake duct, finally by compressor air entry, sucked, another road is tonifying Qi circulation, after electric expansion valve II, enters economizer, after cooling first via cold-producing medium, becomes gaseous state, enters the compression chamber of compressor through blowdown pipe, CNC Panel is by collection car outer heat-exchanger temperature sensor parameter, the rotating speed of Control Shaft flow fan, the aperture of control electronic expansion valve module I, collecting temperature sensor II and temperature sensor III parameter, the aperture of control electric expansion valve II, gather the parameter of pressure sensor, control the rotating speed of described integrated electric compressor, the pressure constant state of control system.
9. an efficient Vehicular electric cold and heat air heat-exchange system, is characterized in that: comprise the interior heat exchanger of the automobile-used integrated electric compressor of permanent magnetism-magnetic resistance, four-way change-over valve, car outer heat-exchanger, car, fluid reservoir and economizer with gas compensation function; The blast pipe of described integrated electric compressor is connected four-way change-over valve with air intake duct, and in described car, one of heat exchanger and the car outer heat-exchanger end of coming in and going out is connected described four-way change-over valve by unit pipes in the outer unit pipes of car of four-way change-over valve and the car of four-way change-over valve respectively; Another of described car outer heat-exchanger come in and gone out end successively by being divided into two-way after electronic expansion valve module I, high-voltage tube I, liquid storage pipe: the first via is connected with another end of coming in and going out of heat exchanger in car through economizer, high-voltage tube II, electronic expansion valve module III, and the second tunnel enters successively economizer, then by blowdown pipe, is connected with the auxiliary suction inlet of described integrated electric compressor after electronic expansion valve module II; And described heat-exchange system also comprises: the car outer heat-exchanger temperature sensor of control panel, collection car outer heat-exchanger temperature, the interior heat-exchanger temperature sensor of car that gathers heat exchanger temperature in car, temperature sensor II and the temperature sensor III of the interior temperature of the high-voltage tube I at gathering economy device two ends and high-voltage tube II, and the pressure sensor of collection high-voltage tube I pressure; Described car external heat exchanger outer setting has axial flow blower, in described car heat exchanger outer setting have centrifugal blower, for driving the motor of centrifugal blower and for regulating the speed adjusting module of described centrifugal blower speed; In described car, in heat exchanger, be provided with ptc heater; Described control panel calculates after surveying the temperature and pressure parameter obtaining most according to heat-exchanger temperature sensor, temperature sensor II, temperature sensor III and pressure sensor in car outer heat-exchanger temperature sensor, car, for controlling the rotating speed of described integrated electric compressor, the aperture of electronic expansion valve module I, electronic expansion valve module II and electronic expansion valve module III, and the air quantity of axial flow blower and centrifugal blower; When at refrigerating state, CNC Panel is controlled four-way change-over valve commutation, cold-producing medium gases at high pressure enter car outer heat-exchanger through blast pipe by cross valve and high-voltage tube and dispel the heat, refrigerant liquid after cooling is divided into two-way after electronic expansion valve module I: a road is excessively cold after heat exchange in economizer, through electronic expansion valve module III heat exchanger evaporation into the car, then low-pressure gas unit pipes and four-way change-over valve in four-way change-over valve car enters air intake duct, finally by compressor air entry, sucked; Another road is tonifying Qi circulation, after electronic expansion valve module II, enters economizer, after cooling first via cold-producing medium, becomes gaseous state, enters the compression chamber of compressor through blowdown pipe; CNC Panel is by gathering car outer heat-exchanger temperature sensor parameter, the rotating speed of Control Shaft flow fan; Gather heat-exchanger temperature sensor parameter in car, control the aperture of electronic expansion valve module III; Collecting temperature sensor II and temperature sensor III parameter, the aperture of control electronic expansion valve module II; Gather the parameter of pressure sensor, control the rotating speed of described integrated electric compressor, the pressure constant state of control system; When heating state, CNC Panel is controlled four-way change-over valve commutation, cold-producing medium gases at high pressure through blast pipe by the car of four-way scavenging air valve and cross valve in unit pipes into the car heat exchanger dispel the heat, refrigerant liquid after cooling is divided into two-way after electronic expansion valve module III flows out: a road is excessively cold after heat exchange in economizer, through electronic expansion valve module I, enter the evaporation of car outer heat-exchanger, absorb the object that heat reaches refrigeration, then low-pressure gas unit pipes and four-way change-over valve outside cross valve car enters air intake duct, finally by compressor air entry, sucked; Another road is tonifying Qi circulation, after electric expansion valve II, enters economizer, after cooling first via cold-producing medium, becomes gaseous state, enters the compression chamber of compressor through blowdown pipe; CNC Panel is by collection car outer heat-exchanger temperature sensor parameter, the rotating speed of Control Shaft flow fan, the aperture of control electronic expansion valve module I; Collecting temperature sensor II and temperature sensor III parameter, the aperture of control electric expansion valve II, reaches the best cold effect of crossing; Gather the parameter of pressure sensor, control the rotating speed of described integrated electric compressor, the pressure constant state of control system.
10. efficient Vehicular electric cold and heat air heat-exchange system according to claim 9, it is characterized in that: the described automobile-used integrated electric compressor of permanent magnetism one magnetic resistance with gas compensation function comprises compressor casing, the end cap with auxiliary suction inlet and exhaust outlet, permanent magnetism-reluctance motor, compressing mechanism and inverter assembly; In described compressor casing, have motor and compressing mechanism, described motor drives the compressing mechanism for compression refrigerant gas by bent axle and driven equilibrium piece; Described compressing mechanism comprises compressor eddy spinner disk and the quiet dish of compressor vortex, and the oil return disc that described compressor eddy spinner disk and the quiet dish of compressor vortex gap are adjusted, and the Moving plate locating ring that described compressor eddy spinner disk is positioned; Described compressor eddy spinner disk is in the face of the quiet dish setting of described compressor vortex and between the two, form discharge chambe; Between the quiet dish of described compressor vortex and described end cap, be provided with sealing ring and be formed with independently high pressure gas chamber and middle pressure tonifying Qi chamber, described high pressure gas has air bleeding valve in chamber; The gas that air bleeding valve is discharged is discharged from the exhaust outlet of end cap, and middle pressure tonifying Qi chamber fills into gas by auxiliary suction inlet; Between end cap and cylinder body, being provided with sealing gasket formation has suction muffler, and described suction muffler sucks gas from air entry; The top of described compressor casing is also connected with described inverter assembly, and inverter assembly is connected with power interface and control interface by wire, and to described motor power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310526300.9A CN103591733B (en) | 2013-10-31 | 2013-10-31 | Efficient Vehicular electric cold and heat air heat-exchange system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310526300.9A CN103591733B (en) | 2013-10-31 | 2013-10-31 | Efficient Vehicular electric cold and heat air heat-exchange system |
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| Publication Number | Publication Date |
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| CN103591733A true CN103591733A (en) | 2014-02-19 |
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| CN104110918A (en) * | 2014-07-21 | 2014-10-22 | 奇瑞汽车股份有限公司 | Electric vehicle heat pump air conditioning system and control method thereof |
| CN104121722A (en) * | 2014-07-23 | 2014-10-29 | 庹明慧 | Heat pump air-conditioning system for electric or hybrid vehicle |
| CN105650780A (en) * | 2014-11-12 | 2016-06-08 | 海马轿车有限公司 | Automobile electric heat pump air conditioner system |
| CN106352572A (en) * | 2016-08-19 | 2017-01-25 | 广东美的暖通设备有限公司 | Air conditioning system |
| WO2018054052A1 (en) * | 2016-09-26 | 2018-03-29 | 珠海格力电器股份有限公司 | Air conditioner and defrosting system thereof |
| CN109435623A (en) * | 2018-10-22 | 2019-03-08 | 江苏银河同智新能源科技有限公司 | Vortex pump with stable exhaust, vortex compressor and vehicle-mounted heat pump air conditioning system |
| CN112810398A (en) * | 2021-01-06 | 2021-05-18 | 深圳博用科技有限公司 | Heat pump air conditioning system capable of quickly defrosting and applied to electric automobile and quick defrosting method thereof |
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| CN104110918A (en) * | 2014-07-21 | 2014-10-22 | 奇瑞汽车股份有限公司 | Electric vehicle heat pump air conditioning system and control method thereof |
| CN104121722A (en) * | 2014-07-23 | 2014-10-29 | 庹明慧 | Heat pump air-conditioning system for electric or hybrid vehicle |
| CN105650780A (en) * | 2014-11-12 | 2016-06-08 | 海马轿车有限公司 | Automobile electric heat pump air conditioner system |
| CN105650780B (en) * | 2014-11-12 | 2018-07-13 | 海马汽车有限公司 | A kind of motorcar electric heat pump air conditioning system |
| CN106352572A (en) * | 2016-08-19 | 2017-01-25 | 广东美的暖通设备有限公司 | Air conditioning system |
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| CN109435623A (en) * | 2018-10-22 | 2019-03-08 | 江苏银河同智新能源科技有限公司 | Vortex pump with stable exhaust, vortex compressor and vehicle-mounted heat pump air conditioning system |
| CN109435623B (en) * | 2018-10-22 | 2022-01-18 | 江苏银河同智新能源科技有限公司 | Vortex pump with stable exhaust, vortex compressor and vehicle-mounted heat pump air conditioning system |
| CN112810398A (en) * | 2021-01-06 | 2021-05-18 | 深圳博用科技有限公司 | Heat pump air conditioning system capable of quickly defrosting and applied to electric automobile and quick defrosting method thereof |
| CN112810398B (en) * | 2021-01-06 | 2023-03-14 | 深圳博用科技有限公司 | Heat pump air conditioning system capable of quickly defrosting and applied to electric automobile and quick defrosting method thereof |
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Effective date of registration: 20180918 Address after: 212322 Danyang City, Zhenjiang, Jiangsu province Beizhen new bridge Yao Jia Lane Industrial Park Patentee after: Jiangsu morning woo Technology Co., Ltd. Address before: 212322 Yao Jia Nong Industrial Park, Xinqiao Town, Danyang City, Zhenjiang, Jiangsu Patentee before: Danyang Chenyu Heater Co., Ltd. |
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