CN111452591A - Electric double-layer bus partition temperature control management and control system - Google Patents
Electric double-layer bus partition temperature control management and control system Download PDFInfo
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- CN111452591A CN111452591A CN202010289129.4A CN202010289129A CN111452591A CN 111452591 A CN111452591 A CN 111452591A CN 202010289129 A CN202010289129 A CN 202010289129A CN 111452591 A CN111452591 A CN 111452591A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00007—Combined heating, ventilating, or cooling devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00371—Air-conditioning arrangements specially adapted for particular vehicles for vehicles carrying large numbers of passengers, e.g. buses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/0065—Control members, e.g. levers or knobs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
- B60H1/00792—Arrangement of detectors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H1/2215—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
- B60H1/2218—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters controlling the operation of electric heaters
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention relates to the technical field of temperature control regulation, in particular to a vehicle-mounted air conditioner regulation and control system. A subregion accuse temperature management and control system of electronic double-deck bus includes: the system comprises a central control unit, an in-vehicle temperature data receiving unit, an out-vehicle temperature data receiving unit, an in-vehicle air quality data receiving unit, an air conditioner operation monitoring unit, a circulation mode conversion unit, a timing unit, a storage unit and a communication unit; the invention can automatically select the working mode of the air conditioning system according to the temperature outside the vehicle, switch the internal and external circulation modes according to the quality of the air inside the vehicle, and realize the temperature control in a subarea manner to eliminate the temperature difference of different areas. The invention realizes the intelligent control of the vehicle-mounted air conditioner.
Description
Technical Field
The invention relates to the technical field of temperature control regulation, in particular to a vehicle-mounted air conditioner regulation and control system.
Background
Because of the height of the double-deck bus, the upper passenger cabin is directly irradiated by sunlight, and stuffy feeling is easy to generate relative to the lower passenger cabin. The traditional vehicle-mounted air conditioner adopts an evaporator to supply air to air ducts on two sides of the inner top of a carriage, and the temperature in the vehicle is adjusted. In order to eliminate the temperature difference between the upper and lower passenger compartments of the double-deck bus, evaporators are respectively arranged in the upper and lower passenger compartments. Meanwhile, the lower passenger cabin is provided with the upper and lower passenger doors, the doors exchange heat with the outside of the automobile when opened, the temperature in the automobile can be influenced, the area where a driver is located is relatively closed, the driver cabin and the double-layer bus passenger cabin share one group of evaporators, and the temperature uniformity cannot be guaranteed, so that the driver cabin of the double-layer bus is also provided with an independently refrigerated driver cabin evaporator. The upper-layer cabin evaporator, the lower-layer cabin evaporator and the cockpit evaporator share one group of compressor and condenser, and three independent temperature control loops are realized.
Disclosure of Invention
The purpose of the invention is: in order to realize convenient regulation and control of the temperature in the double-layer bus passenger cabin and ensure the safety of an air conditioning system, the electric double-layer bus partition temperature control management and control system is provided.
The technical scheme of the invention is as follows: a partition temperature control management and control system for an electric double-layer bus comprises: the system comprises a central control unit, an in-vehicle temperature data receiving unit, an out-vehicle temperature data receiving unit, an in-vehicle air quality data receiving unit, an air conditioner operation monitoring unit, a circulation mode conversion unit, a timing unit, a storage unit and a communication unit.
The in-vehicle temperature data receiving unit is used for receiving monitoring data of a first temperature sensor arranged at an air return opening of the upper-layer cabin evaporator, monitoring data of a second temperature sensor arranged at the air return opening of the lower-layer cabin evaporator and monitoring data of a third temperature sensor arranged at the air return opening of the cockpit evaporator; the in-vehicle temperature data receiving unit is in signal connection with the central control unit and sends the monitoring data to the central control unit.
The outside temperature data receiving unit is used for receiving monitoring data of a fourth temperature sensor arranged outside the carriage; the vehicle exterior temperature data receiving unit is in signal connection with the central control unit and sends the vehicle exterior temperature data to the central control unit; the central control unit automatically turns on/off the air conditioning system according to the temperature outside the vehicle. When the temperature outside the vehicle is lower than the set warm air starting temperature, the central control unit starts a heating mode of the air conditioning system, and a defrosting mode is started if a condenser frosts in the heating mode; when the temperature outside the vehicle is higher than the set cold air opening temperature, the central control unit starts the refrigeration mode of the air conditioning system.
The in-vehicle air quality data receiving unit is used for receiving monitoring data of an air quality sensor arranged in the carriage; the in-vehicle air quality data receiving unit is in signal connection with the central control unit, and the central control unit adjusts the internal/external circulation mode according to the air quality monitoring data.
The air conditioner operation monitoring unit is used for monitoring the working condition of the components in the air conditioning system, and the received data comprises the following data: the control system comprises an upper-layer cabin evaporator output current signal, a lower-layer cabin evaporator output current signal, a cockpit evaporator output current signal, a compressor output current signal, a condenser inner tube temperature signal and refrigerant pressure signals in three temperature control loops; the air conditioner operation monitoring unit is in signal connection with the central control unit, and when any component in the air conditioner system breaks down, the central control unit generates a fault code on one hand and carries out shutdown protection on the air conditioner system on the other hand.
The circulation mode conversion unit is in signal connection with the central control unit and is used for executing an internal/external circulation mode switching instruction sent by the central control unit, closing/opening an air inlet of an air blower in the air conditioning system and closing/opening an air outlet of a carriage.
The timing unit is used for recording the running time of the air conditioning system and the component fault occurrence time; the timing unit is in signal connection with the central control unit. The central control unit can also switch the internal/external circulation mode according to the running time of the air conditioning system, when the air conditioning system is just started, the external circulation mode is set, and the internal circulation mode is converted after the set time; and then the internal/external circulation mode is switched according to the data received by the receiving unit of the air quality data in the vehicle or the set interval time.
The storage unit establishes signal connection with the in-vehicle temperature data receiving unit, the out-vehicle temperature data receiving unit, the in-vehicle air quality data receiving unit and the air conditioner operation monitoring unit through the central control unit and stores the data received by the units; the storage unit is in signal connection with the central control unit, and the storage data are uploaded under the action of the central control unit.
The communication unit is in signal connection with the central control unit and is used for realizing data intercommunication between the central control unit and the upper computer. The upper computer is a bus air-conditioning system management platform, and information such as air-conditioning system data information, air-conditioning system operation condition, air-conditioning system maintenance record, in-vehicle environment data and the like is recorded in the management platform.
The central control unit is connected with a compressor, a condenser, a four-way valve, an upper cabin throttle valve, a lower cabin throttle valve, a cockpit throttle valve, an upper cabin evaporator fan, a lower cabin evaporator fan and a cockpit evaporator fan in three temperature control loops, and is used for realizing the switching of a refrigeration/heating/defrosting mode and the adjustment of power, finally enabling the temperatures in the upper cabin, the lower cabin and the cockpit to be in accordance with the set values, and keeping the temperature difference between the upper cabin and the lower cabin within 1 ℃.
On the basis of the scheme, the central control unit is further connected with a first PTC auxiliary heating device arranged at the upper layer cabin evaporator, a second PTC auxiliary heating device arranged at the lower layer cabin evaporator and a third PTC auxiliary heating device arranged at the cockpit evaporator; the central control unit turns on/off the first PTC auxiliary heating device, the second PTC auxiliary heating device and the third PTC auxiliary heating device according to the temperature difference of the temperature data received by the inside temperature data receiving unit and the outside temperature data receiving unit. When the heating mode is started in winter, the central control unit automatically starts the first PTC auxiliary heating device, the second PTC auxiliary heating device and the third PTC auxiliary heating device to realize rapid heating, and when the temperature of each subarea reaches the set temperature, the central control unit automatically closes the first PTC auxiliary heating device, the second PTC auxiliary heating device and the third PTC auxiliary heating device, and only the heating mode of the air conditioning system is reserved.
On the basis of the scheme, further, the air return opening of the evaporator in the air conditioning system is lower than the air outlet, due to the fact that the specific gravity of cold air and the specific gravity of hot air are different, the hot air is suspended at the upper portion, and the cold air is suspended at the lower portion, the temperature of the air return opening is often higher than the set temperature of the air conditioner, the temperature of air blown out of the air outlet is usually lower than the set temperature of the air conditioner, each component of the air conditioner works according to the set temperature of the air conditioner, and waste of energy is caused. Therefore, the in-vehicle temperature data receiving unit is also used for receiving monitoring data of a fifth temperature sensor arranged on the inner pipe side of the upper-layer cabin evaporator, monitoring data of a sixth temperature sensor arranged on the inner pipe side of the lower-layer cabin evaporator and monitoring data of a seventh temperature sensor arranged on the inner pipe side of the cockpit evaporator, and sending the monitoring data to the central control unit; the central control unit pairs the monitoring data of the first temperature sensor and the fifth temperature sensor, and adjusts the opening of the throttle valve of the upper passenger cabin and the rotating speed of the fan of the evaporator of the upper passenger cabin according to the difference value of the monitoring data; the central control unit pairs the monitoring data of the second temperature sensor and the sixth temperature sensor, and adjusts the opening of the lower-layer cabin throttle valve and the rotating speed of the lower-layer cabin evaporator fan according to the difference value of the monitoring data; the central control unit pairs the monitoring data of the third temperature sensor and the seventh temperature sensor, and adjusts the opening of a throttle valve of a cockpit and the rotating speed of a fan of an evaporator of a driving cabin according to the difference value of the monitoring data, so that the purposes of intelligent temperature control and energy saving are achieved.
On the basis of the scheme, further, the central control unit records the running time of the air conditioning system according to the timing unit and starts the self-cleaning mode of the air conditioning system at regular time; under the self-cleaning mode, the central control unit switches the circulation mode into the external circulation mode through the circulation mode conversion unit, and meanwhile, the rotating speeds of the upper-layer cabin evaporator fan, the lower-layer cabin evaporator fan and the cockpit evaporator fan are adjusted to be maximum, and strong wind is utilized to blow out dust in the temperature control loop.
On the basis of the above scheme, further, the system further comprises: a control panel; the control panel is in signal connection with the central control unit, and can manually set an internal/external circulation mode and set target temperatures of an upper passenger cabin, a lower passenger cabin and a cockpit through the control panel.
Has the advantages that: the invention can automatically select the working mode of the air conditioning system according to the temperature outside the vehicle, switch the internal and external circulation modes according to the quality of the air inside the vehicle, and realize the temperature control in a subarea manner to eliminate the temperature difference of different areas. The invention realizes the intelligent control of the vehicle-mounted air conditioner.
Drawings
FIG. 1 is a block diagram showing the structural components of the present invention in embodiment 1;
FIG. 2 is a block diagram showing the structural components of the present invention in embodiment 2;
in the figure: the system comprises a 1-central control unit, a 2-interior temperature data receiving unit, a 3-exterior temperature data receiving unit, a 4-interior air quality data receiving unit, a 5-air conditioner operation monitoring unit, a 6-circulation mode conversion unit, a 7-timing unit, an 8-storage unit, a 9-communication unit and a 10-control panel.
Detailed Description
Embodiment 1, referring to fig. 1, a partitioned temperature control management and control system for an electric double-layer bus, the system comprising: the system comprises a central control unit 1, an in-vehicle temperature data receiving unit 2, an out-vehicle temperature data receiving unit 3, an in-vehicle air quality data receiving unit 4, an air conditioner operation monitoring unit 5, a circulation mode conversion unit 6, a timing unit 7, a storage unit 8 and a communication unit 9.
The in-vehicle temperature data receiving unit 2 is used for receiving monitoring data of a first temperature sensor arranged at an air return opening of the upper-layer cabin evaporator, monitoring data of a second temperature sensor arranged at an air return opening of the lower-layer cabin evaporator and monitoring data of a third temperature sensor arranged at an air return opening of the cockpit evaporator; the in-vehicle temperature data receiving unit 2 establishes signal connection with the central control unit 1 and sends the monitoring data to the central control unit 1.
The outside-vehicle temperature data receiving unit 3 is used for receiving monitoring data of a fourth temperature sensor arranged outside the vehicle compartment; the vehicle exterior temperature data receiving unit 3 establishes signal connection with the central control unit 1 and sends the vehicle exterior temperature data to the central control unit 1; the central control unit 1 automatically turns on/off the air conditioning system according to the outside temperature of the vehicle. When the temperature outside the vehicle is lower than the set warm air starting temperature, the central control unit 1 starts a heating mode of the air conditioning system, and starts a defrosting mode if a condenser frosts in the heating mode; when the temperature outside the vehicle is higher than the set cold air opening temperature, the central control unit 1 starts the cooling mode of the air conditioning system.
The in-vehicle air quality data receiving unit 4 is used for receiving monitoring data of an air quality sensor arranged in the carriage; the in-vehicle air quality data receiving unit 4 is in signal connection with the central control unit 1, and the central control unit 1 adjusts the internal/external circulation mode according to the air quality monitoring data.
The air conditioner operation monitoring unit 5 is used for monitoring the working condition of components in the air conditioning system, and the received data comprises the following data: the control system comprises an upper-layer cabin evaporator output current signal, a lower-layer cabin evaporator output current signal, a cockpit evaporator output current signal, a compressor output current signal, a condenser inner tube temperature signal and refrigerant pressure signals in three temperature control loops; the air conditioner operation monitoring unit 5 establishes signal connection with the central control unit 1, and when any component in the air conditioning system breaks down, the central control unit 1 generates a fault code on one hand and carries out shutdown protection on the air conditioning system on the other hand.
The circulation mode conversion unit 6 establishes signal connection with the central control unit 1, and is used for executing an internal/external circulation mode switching instruction issued by the central control unit 1, closing/opening an air inlet of an air blower in the air conditioning system, and closing/opening an air outlet of a carriage.
The timing unit 7 is used for recording the running time of the air conditioning system and the component failure occurrence time; the timing unit 7 establishes a signal connection with the central control unit 1. The central control unit 1 can also switch the internal/external circulation mode according to the running time of the air conditioning system, when the air conditioning system is just started, the external circulation mode is set, and the internal circulation mode is switched after the set time; and then the internal/external circulation mode is switched according to the data received by the in-vehicle air quality data receiving unit 4 or the set interval time. Further, the central control unit 1 can record the running time of the air conditioning system according to the timing unit 7 and start the self-cleaning mode of the air conditioning system at regular time; under the self-cleaning mode, the central control unit 1 switches the circulation mode into the external circulation mode through the circulation mode conversion unit 6, and meanwhile, the rotating speeds of the upper-layer cabin evaporator fan, the lower-layer cabin evaporator fan and the cockpit evaporator fan are adjusted to be maximum, and strong wind is utilized to blow out dust in the temperature control loop.
The storage unit 8 establishes signal connection with the in-vehicle temperature data receiving unit 2, the out-vehicle temperature data receiving unit 3, the in-vehicle air quality data receiving unit 4 and the air conditioner operation monitoring unit 5 through the central control unit 1, and stores data received by the units; the storage unit 8 establishes signal connection with the central control unit 1, and uploads storage data under the action of the central control unit 1.
The communication unit 9 establishes signal connection with the central control unit 1 and is used for realizing data intercommunication between the central control unit 1 and an upper computer. The upper computer is a bus air-conditioning system management platform, and information such as air-conditioning system data information, air-conditioning system operation condition, air-conditioning system maintenance record, in-vehicle environment data and the like is recorded in the management platform.
The central control unit 1 is connected with a compressor, a condenser, a four-way valve, an upper-layer cabin throttling valve, a lower-layer cabin throttling valve, a cockpit throttling valve, an upper-layer cabin evaporator fan, a lower-layer cabin evaporator fan and a cockpit evaporator fan in three temperature control loops, and is used for realizing the switching of a refrigeration/heating/defrosting mode and the adjustment of power, finally enabling the temperatures of the upper-layer cabin, the lower-layer cabin and the cockpit to be in accordance with the set temperature, and keeping the temperature difference of the upper-layer cabin and the lower-layer cabin within 1 ℃; passengers can not feel obvious temperature difference when the upper and lower passenger cabins move, and the body feeling is comfortable.
Embodiment 2, referring to fig. 2, based on embodiment 1, the central control unit 1 is further connected with a first PTC auxiliary heating device arranged at the upper cabin evaporator, a second PTC auxiliary heating device arranged at the lower cabin evaporator, and a third PTC auxiliary heating device arranged at the cockpit evaporator; the central control unit 1 turns on/off the first PTC auxiliary heating device, the second PTC auxiliary heating device, and the third PTC auxiliary heating device according to the temperature difference of the temperature data received by the inside temperature data receiving unit 2 and the outside temperature data receiving unit 3. Under the condition that the heating mode is started in winter, the central control unit 1 automatically starts the first PTC auxiliary heating device, the second PTC auxiliary heating device and the third PTC auxiliary heating device to realize rapid heating, and when the temperature of each subarea reaches the set temperature, the central control unit 1 automatically closes the first PTC auxiliary heating device, the second PTC auxiliary heating device and the third PTC auxiliary heating device, and only the heating mode of the air conditioning system is reserved.
Further, the in-vehicle temperature data receiving unit 2 is further configured to receive monitoring data of a fifth temperature sensor arranged on an inner tube side of the upper-layer cabin evaporator, monitoring data of a sixth temperature sensor arranged on an inner tube side of the lower-layer cabin evaporator, and monitoring data of a seventh temperature sensor arranged on an inner tube side of the cockpit evaporator, and send the monitoring data to the central control unit 1; the central control unit 1 matches the monitoring data of the first temperature sensor and the fifth temperature sensor, and adjusts the opening of an upper-layer cabin throttle valve and the rotating speed of an upper-layer cabin evaporator fan according to the difference value of the monitoring data; the central control unit 1 matches the monitoring data of the second temperature sensor and the sixth temperature sensor, and adjusts the opening of a lower-layer cabin throttle valve and the rotating speed of a lower-layer cabin evaporator fan according to the difference value of the monitoring data; the central control unit 1 matches the monitoring data of the third temperature sensor and the seventh temperature sensor, and adjusts the opening of a throttle valve of a cockpit and the rotating speed of a fan of an evaporator of a driving cabin according to the difference value of the monitoring data, so that the purposes of intelligent temperature control and energy saving are achieved.
Further, the double-layer bus partition temperature control management and control system further comprises: a control panel 10; the control panel 10 establishes signal connection with the central control unit 1, and can manually set an internal/external circulation mode through the control panel 10 and set target temperatures of an upper passenger cabin, a lower passenger cabin and a cockpit.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. The partition temperature control management and control system for the electric double-layer bus is characterized by comprising the following components: the system comprises a central control unit (1), an in-vehicle temperature data receiving unit (2), an out-vehicle temperature data receiving unit (3), an in-vehicle air quality data receiving unit (4), an air conditioner operation monitoring unit (5), a circulation mode conversion unit (6), a timing unit (7), a storage unit (8) and a communication unit (9);
the in-vehicle temperature data receiving unit (2) is used for receiving monitoring data of a first temperature sensor arranged at an air return opening of the upper-layer cabin evaporator, monitoring data of a second temperature sensor arranged at the air return opening of the lower-layer cabin evaporator and monitoring data of a third temperature sensor arranged at the air return opening of the cockpit evaporator; the in-vehicle temperature data receiving unit (2) is in signal connection with the central control unit (1) and sends the monitoring data to the central control unit (1);
the temperature data receiving unit (3) outside the vehicle is used for receiving monitoring data of a fourth temperature sensor arranged outside the vehicle compartment; the vehicle external temperature data receiving unit (3) is in signal connection with the central control unit (1) and sends vehicle external temperature data to the central control unit (1); the central control unit (1) automatically turns on/off the air conditioning system according to the temperature outside the vehicle;
the in-vehicle air quality data receiving unit (4) is used for receiving monitoring data of an air quality sensor arranged in a carriage; the in-vehicle air quality data receiving unit (4) is in signal connection with the central control unit (1), and the central control unit (1) adjusts an internal/external circulation mode according to air quality monitoring data;
the air conditioner operation monitoring unit (5) is used for monitoring the working condition of components in the air conditioning system, and the received data comprises the following data: the control system comprises an upper-layer cabin evaporator output current signal, a lower-layer cabin evaporator output current signal, a cockpit evaporator output current signal, a compressor output current signal, a condenser inner tube temperature signal and refrigerant pressure signals in three temperature control loops; the air conditioner operation monitoring unit (5) is in signal connection with the central control unit (1), when any component in the air conditioner system breaks down, the central control unit (1) generates a fault code on one hand, and performs shutdown protection on the air conditioner system on the other hand;
the circulation mode conversion unit (6) is in signal connection with the central control unit (1) and is used for executing an internal/external circulation mode switching instruction issued by the central control unit (1), closing/opening an air inlet of an air blower in the air conditioning system and closing/opening an air outlet of a carriage;
the timing unit (7) is used for recording the running time of the air conditioning system and the component failure occurrence time; the timing unit (7) is in signal connection with the central control unit (1);
the storage unit (8) establishes signal connection with the in-vehicle temperature data receiving unit (2), the out-vehicle temperature data receiving unit (3), the in-vehicle air quality data receiving unit (4) and the air conditioner operation monitoring unit (5) through the central control unit (1) and stores the data received by the units; the storage unit (8) is in signal connection with the central control unit (1), and stored data are uploaded under the action of the central control unit (1);
the communication unit (9) is in signal connection with the central control unit (1) and is used for realizing data intercommunication between the central control unit (1) and an upper computer;
well accuse unit (1) with compressor, condenser, cross valve among the air conditioning system, upper passenger cabin choke valve, lower floor passenger cabin choke valve, cockpit choke valve, upper passenger cabin evaporimeter fan, lower floor passenger cabin evaporimeter fan, cockpit evaporimeter fan in three temperature control loop establish and are connected for realize the switching of refrigeration/heating/defrosting mode, the regulation of power, finally the order upper passenger cabin lower floor passenger cabin the cockpit temperature accords with the settlement, just upper passenger cabin the difference in temperature in lower floor passenger cabin keeps in 1 ℃.
2. The electric double-decker bus zone temperature control management and control system according to claim 1, wherein the central control unit (1) is further connected with a first PTC auxiliary heating device arranged at the upper cabin evaporator, a second PTC auxiliary heating device arranged at the lower cabin evaporator, and a third PTC auxiliary heating device arranged at the cockpit evaporator; the central control unit (1) turns on/off the first PTC auxiliary heating device, the second PTC auxiliary heating device and the third PTC auxiliary heating device according to the temperature difference of the temperature data received by the inside temperature data receiving unit (2) and the outside temperature data receiving unit (3).
3. The electric double-decker bus partitioned temperature control management and control system according to claim 1 or 2, wherein the in-vehicle temperature data receiving unit (2) is further configured to receive monitoring data of a fifth temperature sensor disposed on an inner tube side of an evaporator of an upper-decker cabin, monitoring data of a sixth temperature sensor disposed on an inner tube side of an evaporator of a lower-decker cabin, monitoring data of a seventh temperature sensor disposed on an inner tube side of an evaporator of a cockpit, and send the monitoring data to the central control unit (1); the central control unit (1) matches the monitoring data of the first temperature sensor and the fifth temperature sensor, and adjusts the opening of the throttle valve of the upper passenger cabin and the rotating speed of the fan of the evaporator of the upper passenger cabin according to the difference value of the monitoring data; the central control unit (1) matches the monitoring data of the second temperature sensor and the sixth temperature sensor, and adjusts the opening of the lower-layer cabin throttle valve and the rotating speed of the lower-layer cabin evaporator fan according to the monitoring data difference; and the central control unit (1) matches the monitoring data of the third temperature sensor and the seventh temperature sensor, and adjusts the opening of the throttle valve of the cockpit and the rotating speed of the fan of the evaporator of the cockpit cabin according to the difference value of the monitoring data.
4. The electric double-layer bus zoning temperature control management and control system according to claim 1 or 2, wherein the central control unit (1) records the running time of the air conditioning system according to the timing unit (7), and starts the self-cleaning mode of the air conditioning system at regular time; in the self-cleaning mode, the central control unit (1) switches the circulation mode into an external circulation mode through the circulation mode conversion unit (6), and simultaneously adjusts the rotating speeds of the upper-layer cabin evaporator fan, the lower-layer cabin evaporator fan and the cockpit evaporator fan to be maximum.
5. The partitioned temperature control system for electric double-deck buses as claimed in claim 1 or 2, further comprising: a control panel (10); the control panel (10) is in signal connection with the central control unit (1), an internal/external circulation mode can be set manually through the control panel (10), and target temperatures of an upper passenger cabin, a lower passenger cabin and a cockpit are set.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010289129.4A CN111452591A (en) | 2020-04-14 | 2020-04-14 | Electric double-layer bus partition temperature control management and control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010289129.4A CN111452591A (en) | 2020-04-14 | 2020-04-14 | Electric double-layer bus partition temperature control management and control system |
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| CN111452591A true CN111452591A (en) | 2020-07-28 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009241826A (en) * | 2008-03-31 | 2009-10-22 | Mitsubishi Fuso Truck & Bus Corp | Double-decker bus |
| CN201824842U (en) * | 2010-07-14 | 2011-05-11 | 安徽安凯汽车股份有限公司 | Refrigeration air-conditioning system for double-deck coach |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009241826A (en) * | 2008-03-31 | 2009-10-22 | Mitsubishi Fuso Truck & Bus Corp | Double-decker bus |
| CN201824842U (en) * | 2010-07-14 | 2011-05-11 | 安徽安凯汽车股份有限公司 | Refrigeration air-conditioning system for double-deck coach |
| CN201827993U (en) * | 2010-09-29 | 2011-05-11 | 北京汽车研究总院有限公司 | Automobile air conditioning system |
| KR20140050452A (en) * | 2012-10-19 | 2014-04-29 | 한국철도기술연구원 | Double deck railway vehicle with air circulation function |
| CN104842744A (en) * | 2015-04-13 | 2015-08-19 | 西安西沃客车有限公司 | Light bus double-air-conditioner double-temperature-zone automatic control system and light bus with the same |
| CN209365824U (en) * | 2018-12-26 | 2019-09-10 | 郑州科林车用空调有限公司 | A kind of changes in temperature automatic air condition control system of hierarchical control up and down |
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Application publication date: 20200728 |