CN212194997U - Pure electric double-layer bus capable of achieving temperature control independently in partitioned mode - Google Patents
Pure electric double-layer bus capable of achieving temperature control independently in partitioned mode Download PDFInfo
- Publication number
- CN212194997U CN212194997U CN202020542596.9U CN202020542596U CN212194997U CN 212194997 U CN212194997 U CN 212194997U CN 202020542596 U CN202020542596 U CN 202020542596U CN 212194997 U CN212194997 U CN 212194997U
- Authority
- CN
- China
- Prior art keywords
- evaporator
- double
- bus
- condenser
- auxiliary heater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004378 air conditioning Methods 0.000 claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 13
- 238000001816 cooling Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Images
Landscapes
- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model relates to a temperature regulation technical field, in particular to pure electric double-deck bus who ann has independent temperature control air conditioning system of subregion. An air conditioning system of a pure electric double-layer bus with independent temperature control in different areas comprises: the system comprises a high-pressure integrated controller, a compressor assembly, a condenser, a four-way electromagnetic directional valve, a first evaporator and a second evaporator; the first evaporator is used for regulating the temperature of the upper space of the double-layer bus; the second evaporator is used for temperature regulation of the lower space of the double-layer bus. The high-voltage integrated controller includes: the direct current frequency converter comprises a direct current frequency converter output module and a direct current power supply conversion module; the high-voltage integrated controller is connected with a battery pack of the double-layer bus, the direct-current frequency converter output module is connected with the compressor assembly, and the direct-current power supply conversion module is connected with the condenser, the first evaporator and the second evaporator. The utility model discloses can guarantee that each district's temperature is even in the carriage, the whole small of air conditioning system occupies the interior space of car and satisfies the requirement of lightweight simultaneously.
Description
Technical Field
The utility model relates to a temperature regulation technical field, in particular to pure electric double-deck bus who ann has independent temperature control air conditioning system of subregion.
Background
Most of air conditioners configured in the fuel passenger car are single-cooling air conditioning systems, when the fuel passenger car is refrigerated in summer, a compressor is driven by the output power of a fuel engine, and an evaporator supplies air to the interior of the car through an air window on the inner top of the car body to perform air circulation; when heat is supplied in winter, the waste heat of the engine is used for providing a heat source.
The urban environment is easily damaged by the pollution discharged during the operation of the fuel vehicle, and the pure electric new energy bus well solves the problem. In order to ensure the comfort of passengers, a cooling and heating air conditioner is required to be arranged in the pure electric bus. The pure electric double-layer bus passenger car is provided with an electric power storage device for outputting electric power, an air conditioning system is required to be an electric drive compressor cooling and heating system, and the requirement on the efficiency of a heat pump system is high. The upper passenger cabin of the double-layer bus is directly irradiated by sunlight, temperature difference exists relative to the temperature of the lower passenger cabin, and if the comfort level of the environment in the bus can not be ensured according to the conventional air conditioner control mode.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: in order to solve the temperature control problem of the pure electric double-layer bus, the double-layer bus with the temperature controlled independently in a partitioned mode is provided, so that the comfortableness of passengers during riding is met.
The technical scheme of the utility model is that: a pure electric double-layer bus with independent temperature control in a subarea mode is characterized in that the double-layer bus is pure electric driven, and an air conditioning system with temperature control in a subarea mode is installed in a carriage of the double-layer bus; the air conditioning system of the double-deck bus includes: the system comprises a high-pressure integrated controller, a compressor assembly, a condenser, a four-way electromagnetic directional valve, a first evaporator and a second evaporator.
The double-layer bus is purely driven, the working power supply of the air conditioning system is from the battery pack of the double-layer bus, and the output of the battery pack of the double-layer bus needs to be converted, so that the high-voltage integrated controller is arranged; the high-voltage integrated controller includes: the direct current frequency converter comprises a direct current frequency converter output module and a direct current power supply conversion module; the high-voltage integrated controller is connected with a battery pack of the double-layer bus, the direct-current frequency converter output module is connected with the compressor assembly, and the direct-current power supply conversion module is connected with the condenser, the first evaporator and the second evaporator.
The air conditioning system of the electric double-layer bus is in a cooling and heating mode, and has higher requirement on the efficiency of the compressor assembly, so that two compressors are arranged in the compressor assembly to respond to the load, and one of the two compressors can be closed under the condition of meeting the load; the compressor assembly includes: a first compressor and a second compressor; the exhaust port and the return port of the compressor assembly are respectively connected with the first interface and the second interface of the four-way electromagnetic reversing valve; the condenser is connected with a third interface of the four-way electromagnetic reversing valve; a fourth interface of the four-way electromagnetic directional valve is connected with the first evaporator and the second evaporator through pipelines; a first throttling element is arranged on a pipeline between the condenser and the first evaporator; and a second throttling element is arranged on a pipeline between the condenser and the second evaporator.
The first evaporator is installed at an upper level of the double-deck bus and is used for temperature adjustment of an upper-level space of the double-deck bus.
The second evaporator is installed at the lower layer of the double-layer bus and is used for adjusting the temperature of the lower layer space of the double-layer bus.
In the technical aspect of the above scheme, further, it is considered that the lower layer of the double-layer bus is provided with an upper passenger door and a lower passenger door, and the doors exchange heat with the outside of the vehicle when being opened, so that the temperature in the vehicle is influenced; the area where the driver is located is relatively closed, and if the cockpit and the lower layer of the double-layer bus share one group of evaporators, the temperature cannot be guaranteed to be uniform, so the air conditioning system of the double-layer bus further comprises: a third evaporator; the third evaporator is arranged in the cockpit and is used for adjusting the temperature of the cockpit in front of the lower layer space of the double-layer bus; the third evaporator is connected with the condenser through a third throttling element; the third evaporator is connected with a fourth interface of the four-way electromagnetic directional valve through a pipeline; the third evaporator is connected with the direct-current power supply conversion module.
In the technical aspect of the above scheme, further, a first PTC auxiliary heater is arranged at the first evaporator; a second PTC auxiliary heater is arranged at the second evaporator; a third PTC auxiliary heater is arranged at the third evaporator; and the first PTC auxiliary heater, the second PTC auxiliary heater and the third PTC auxiliary heater are all connected with the output module of the direct-current frequency converter. The PTC auxiliary heating module is started to achieve the purpose of rapid and powerful heating.
In the above aspect, further, the air conditioning system of the double-deck bus further includes: an intelligent controller; the intelligent controller is in signal connection with the compressor assembly, the first throttling element, the second throttling element, the third throttling element, the first PTC auxiliary heater, the second PTC auxiliary heater, the third PTC auxiliary heater and the condenser. The intelligent controller can be adjusted according to the set temperature and the openness of the first throttling element, the second throttling element and the third throttling element and the power of the compressor assembly, and meanwhile, the intelligent controller can adjust the air speed of a fan of the condenser according to the flow and pressure signals of the refrigerating machine in the condenser, so that the temperature of each subarea is uniform, and the temperature difference is +/-1 ℃. In winter, the intelligent controller automatically starts the first PTC auxiliary heater, the second PTC auxiliary heater and the third PTC auxiliary heater, and the PTC auxiliary heating module can automatically change the heat productivity according to the change of the temperature in the subareas and the heat productivity of the evaporators in the subareas, so that the temperature in the subareas can be properly adjusted.
In the technical aspect of the above scheme, further, a temperature sensor is arranged outside the body of the double-layer bus; the temperature sensor is in signal connection with the intelligent controller. The temperature sensor collects the ambient temperature outside the vehicle and transmits the ambient temperature to the intelligent controller; the intelligent controller starts the air conditioning system according to the outdoor temperature to realize automatic refrigeration/heating.
In the above aspect, the first throttling element, the second throttling element, and the third throttling element are silicon expansion valves. The control response speed of the electro-silicon expansion valve is higher, the control accuracy is higher, and the energy saving of an air conditioning system is more facilitated.
Has the advantages that: the utility model discloses set up a plurality of evaporimeters in double-deck bus's carriage, the independent air-out of upper and lower floor's evaporimeter can guarantee the even of each district temperature, a plurality of evaporimeters sharing a set of compressor assembly, condenser simultaneously, and air conditioning system is whole small, occupies the requirement that the car space is little satisfied with the lightweight.
Drawings
Fig. 1 is a schematic view of the structure and arrangement of the present invention in embodiment 1;
fig. 2 is a block diagram showing the structure of the present invention in embodiment 1;
fig. 3 is a block diagram of a control system of the present invention in embodiment 2;
in the figure: the system comprises a 1-high voltage integrated controller, a 1.1-direct current frequency converter output module, a 1.2-direct current power supply conversion module, a 2-compressor assembly, a 2.1-first compressor, a 2.2-second compressor, a 3-condenser, a 4-four-way electromagnetic reversing valve, a 5-first evaporator, a 6-second evaporator, a 7-battery pack, an 8-first throttling element, a 9-second throttling element, a 10-third evaporator, a 11-third throttling element, a 12-first PTC auxiliary heater, a 13-second PTC auxiliary heater, a 14-third PTC auxiliary heater, a 15-intelligent controller and a 16-temperature sensor.
Detailed Description
In embodiment 1, referring to fig. 1, a pure electric double-deck bus with partitioned independent temperature control is provided, where the double-deck bus is a pure electric drive and a partitioned temperature control air conditioning system is installed in a carriage of the double-deck bus; the air conditioning system of the double-deck bus includes: the system comprises a high-pressure integrated controller 1, a compressor assembly 2, a condenser 3, a four-way electromagnetic directional valve 4, a first evaporator 5 and a second evaporator 6.
The first evaporator 5 is installed at an upper level of the double-decker bus for temperature adjustment of an upper level space of the double-decker bus.
The second evaporator 6 is installed at a lower floor of the double-deck bus for temperature adjustment of a lower floor space of the double-deck bus.
The lower layer of the double-layer bus is provided with an upper passenger door and a lower passenger door, and the doors exchange heat with the outside of the bus when being opened, so that the temperature in the bus is influenced; the area where the driver is located is relatively closed, and if the cockpit and the lower layer of the double-layer bus share one group of evaporators, the temperature cannot be guaranteed to be uniform, so the air conditioning system of the double-layer bus further comprises: a third evaporator 10; the third evaporator 10 is installed in the cockpit for temperature adjustment of the cockpit in front of the lower space of the double-decker bus.
Referring to fig. 2, the specific connection relationship of the air conditioning system is as follows: the compressor assembly 2 includes: a first compressor 2.1 and a second compressor 2.2; the exhaust port and the return port of the compressor assembly 2 are respectively connected with the first interface and the second interface of the four-way electromagnetic reversing valve 4; the condenser 3 is connected with a third interface of the four-way electromagnetic reversing valve 4; a fourth interface of the four-way electromagnetic directional valve 4 is connected with the first evaporator 5, the second evaporator 6 and the third evaporator 10 through pipelines; a first throttling element 8 is arranged on a pipeline between the condenser 3 and the first evaporator 5; a second throttling element 9 is arranged on a pipeline between the condenser 3 and the second evaporator 6; the third evaporator 10 is connected to the condenser 3 via a third throttle element 11. In this example, the first throttle element 8, the second throttle element 9, and the third throttle element 11 are electronic silicon expansion valves. The control response speed of the electro-silicon expansion valve is higher, the control accuracy is higher, and the energy saving of an air conditioning system is more facilitated.
Further, a first PTC auxiliary heater 12 is provided at the first evaporator 5; a second PTC auxiliary heater 13 is arranged at the second evaporator 6; a third PTC auxiliary heater 14 is provided at the third evaporator 10; the PTC auxiliary heating module is started to achieve the purpose of rapid and powerful heating.
The double-layer bus is purely driven, the working power supply of the air conditioning system is from the battery pack 7 of the double-layer bus, and the DC600V output of the battery pack 7 of the double-layer bus needs to be converted, so the high-voltage integrated controller 1 is arranged; the high-voltage integrated controller 1 includes: the direct current frequency converter comprises a direct current frequency converter output module 1.1 and a direct current power supply conversion module 1.2; the high-voltage integrated controller 1 is connected with a battery pack 7 of the double-layer bus, and the direct-current frequency converter output module 1.1 is connected with the compressor assembly 2, the first PTC auxiliary heater 12, the second PTC auxiliary heater 13 and the third PTC auxiliary heater 14 to provide a DC220V power supply; the DC power conversion module 1.2 is connected to the condenser 3, the first evaporator 5, the second evaporator 6, and the third evaporator 10 to provide DC24V power.
The intelligent controller 15 can be according to the set temperature with the aperture of first throttling element 8, second throttling element 9, third throttling element 11 and the power of compressor assembly 2 adjust, and intelligent controller 15 can adjust the wind speed of condenser fan according to refrigerator flow and pressure signal in condenser 3 simultaneously, makes each subregion temperature even, and the difference in temperature is between 1 ℃. In winter, the intelligent controller 15 automatically starts the first PTC auxiliary heater 12, the second PTC auxiliary heater 13 and the third PTC auxiliary heater 14, and the PTC auxiliary heating module can automatically change the heating value according to the change of the temperature in the subareas and the heating value of the evaporator in the subareas, so as to properly adjust the temperature in the subareas.
Further, a temperature sensor 16 is arranged outside the double-layer bus body; the temperature sensor 16 is in signal connection with the intelligent controller 15. The temperature sensor 16 collects the ambient temperature outside the vehicle and transmits the ambient temperature to the intelligent controller 15; the intelligent controller 15 turns on the air conditioning system according to the outdoor temperature to realize automatic cooling/heating.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (6)
1. The utility model provides a pure electric double-deck bus of subregion independent temperature control, the double-deck bus is pure electric drive, its characterized in that, the air conditioning system of double-deck bus includes: the system comprises a high-pressure integrated controller (1), a compressor assembly (2), a condenser (3), a four-way electromagnetic directional valve (4), a first evaporator (5) and a second evaporator (6);
the high-voltage integrated controller (1) comprises: a direct current frequency converter output module (1.1) and a direct current power supply conversion module (1.2); the high-voltage integrated controller (1) is connected with a battery pack (7) of the double-layer bus, the direct-current frequency converter output module (1.1) is connected with the compressor assembly (2), and the direct-current power supply conversion module (1.2) is connected with the condenser (3), the first evaporator (5) and the second evaporator (6);
the compressor assembly (2) comprises: a first compressor (2.1) and a second compressor (2.2); an exhaust port and a return port of the compressor assembly (2) are respectively connected to a first interface and a second interface of the four-way electromagnetic reversing valve (4); the condenser (3) is connected to a third interface of the four-way electromagnetic reversing valve (4); a fourth interface of the four-way electromagnetic directional valve (4) is connected with the first evaporator (5) and the second evaporator (6) through pipelines; a first throttling element (8) is arranged on a pipeline between the condenser (3) and the first evaporator (5); a second throttling element (9) is arranged on a pipeline between the condenser (3) and the second evaporator (6);
the first evaporator (5) is arranged on the upper layer of the double-layer bus and is used for adjusting the temperature of the upper layer space of the double-layer bus;
the second evaporator (6) is arranged at the lower layer of the double-layer bus and is used for adjusting the temperature of the lower layer space of the double-layer bus.
2. The pure electric double-deck bus with partitioned independent temperature control of claim 1, wherein: the air conditioning system of the double-deck bus further includes: a third evaporator (10); the third evaporator (10) is arranged in the cockpit and is used for adjusting the temperature of the cockpit in front of the lower layer space of the double-layer bus; the third evaporator (10) is connected to the condenser (3) via a third throttle element (11); the third evaporator (10) is connected with a fourth interface of the four-way electromagnetic directional valve (4) through a pipeline; the third evaporator (10) is connected with the direct-current power supply conversion module (1.2).
3. The pure electric double-deck bus with independent temperature control in different areas according to claim 2, wherein: a first PTC auxiliary heater (12) is arranged at the first evaporator (5); a second PTC auxiliary heater (13) is arranged at the second evaporator (6); a third PTC auxiliary heater (14) is arranged at the third evaporator (10); the first PTC auxiliary heater (12), the second PTC auxiliary heater (13) and the third PTC auxiliary heater (14) are connected with the direct-current frequency converter output module (1.1).
4. The pure electric double-deck bus with independent temperature control in different areas according to claim 3, wherein: the air conditioning system of the double-deck bus further includes: an intelligent controller (15); the intelligent controller (15) establishes signal connection with the compressor assembly (2), the first throttling element (8), the second throttling element (9), the third throttling element (11), the first PTC auxiliary heater (12), the second PTC auxiliary heater (13), the third PTC auxiliary heater (14), the condenser (3).
5. The pure electric double-deck bus with independent temperature control in different areas according to claim 4, wherein: a temperature sensor (16) is arranged outside the double-layer bus body; the temperature sensor (16) is in signal connection with the intelligent controller (15).
6. The pure electric double-deck bus with independent temperature control in different areas according to any one of claims 2 to 5, wherein: the first throttling element (8), the second throttling element (9) and the third throttling element (11) adopt electronic silicon expansion valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020542596.9U CN212194997U (en) | 2020-04-14 | 2020-04-14 | Pure electric double-layer bus capable of achieving temperature control independently in partitioned mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020542596.9U CN212194997U (en) | 2020-04-14 | 2020-04-14 | Pure electric double-layer bus capable of achieving temperature control independently in partitioned mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212194997U true CN212194997U (en) | 2020-12-22 |
Family
ID=73834048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020542596.9U Active CN212194997U (en) | 2020-04-14 | 2020-04-14 | Pure electric double-layer bus capable of achieving temperature control independently in partitioned mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212194997U (en) |
-
2020
- 2020-04-14 CN CN202020542596.9U patent/CN212194997U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8973387B2 (en) | Vehicular air conditioning system | |
| CN101900393B (en) | Climate control system and method for optimizing energy consumption of a vehicle | |
| CN110588280A (en) | New energy automobile thermal management system integrating three thermal management functions and waste heat recovery function | |
| CN110588279A (en) | Whole-vehicle thermal management system with waste heat utilization function for new energy automobile | |
| CN105667250A (en) | Automatic air-conditioner control system used for electric car | |
| CN111559220B (en) | Thermal management method, device and system of fuel cell | |
| CN101549627A (en) | Air-conditioning system of electric automobile | |
| CN110116602B (en) | Heating ventilation air conditioning box for new energy automobile | |
| CN201646738U (en) | Air conditioner for driver's cab of rail vehicle | |
| CN111634173A (en) | Automobile roof air conditioner ventilation system and automobile | |
| CN109050201B (en) | Heat pump type automobile air conditioning system with emergency quick-charging cooling mode | |
| CN212194997U (en) | Pure electric double-layer bus capable of achieving temperature control independently in partitioned mode | |
| CN202013001U (en) | Automobile air-conditioning controller | |
| CN200952855Y (en) | Vehicular solar energy air conditioner | |
| CN115817109A (en) | Control system and method of thermal management system of trans-critical carbon dioxide new energy vehicle | |
| CN116852936A (en) | Electric automobile whole car thermal management system | |
| CN212195001U (en) | Air conditioning system for passenger car with partitioned temperature control | |
| CN216184330U (en) | Parking air conditioner device | |
| CN212555737U (en) | Whole car integral type thermal management control system of new energy automobile | |
| CN209552867U (en) | Direct pump type heat automotive air-conditioning system based on the optimization of multi-channel electronic thermostat valve | |
| CN108928214B (en) | Carbon dioxide air conditioner heat pump system and ventilation control method thereof | |
| CN218084991U (en) | Air conditioning system for vehicle | |
| CN112918209A (en) | Intelligent temperature-adjusting bus and intelligent temperature-adjusting control method thereof | |
| CN115214732B (en) | Air supply switching device applied to railway vehicle and control method | |
| CN215474325U (en) | Novel radiation air conditioning system for vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215612 Fumin Road, Fenghuang Town, Zhangjiagang City, Suzhou, Jiangsu, 6 Patentee after: Jiangsu Alte Intelligent Equipment Co.,Ltd. Address before: 215612 Fumin Road, Fenghuang Town, Zhangjiagang City, Suzhou, Jiangsu, 6 Patentee before: JIANGSU AERTE AIR CONDITIONING INDUSTRIAL Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |