CN212195000U - Intelligent temperature control double-layer bus air conditioning system - Google Patents
Intelligent temperature control double-layer bus air conditioning system Download PDFInfo
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- CN212195000U CN212195000U CN202020548308.0U CN202020548308U CN212195000U CN 212195000 U CN212195000 U CN 212195000U CN 202020548308 U CN202020548308 U CN 202020548308U CN 212195000 U CN212195000 U CN 212195000U
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims description 15
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- 239000003507 refrigerant Substances 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000005192 partition Methods 0.000 abstract description 22
- 238000012544 monitoring process Methods 0.000 description 19
- 238000001514 detection method Methods 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to a temperature regulation technical field, in particular to vehicle-mounted air conditioning system. An intelligent temperature-controlled double-deck bus air conditioning system, comprising: the system comprises an ECU assembly, a compressor assembly, a condenser assembly, a first evaporator and a second evaporator; the condenser assembly is connected with the first evaporator and the second evaporator through a first throttle valve and a second throttle valve; a first temperature sensor is arranged at the inner pipe side of the first evaporator, and a second temperature sensor is arranged at the air return inlet; a third temperature sensor is arranged at the inner pipe side of the second evaporator, and a fourth temperature sensor is arranged at the air return inlet; a fifth temperature sensor is arranged in the condenser assembly; the temperature sensor, the throttle valve and the compressor assembly are in signal connection with the ECU assembly; the utility model realizes the temperature adjustment of different partitions of the double-layer bus carriage; the temperatures of the inner tubes of the evaporators and the temperatures of the air return inlets in different partitions are collected through the ECU assembly, the opening of the throttle valve in the way and the output of the compressor assembly are adjusted, and the purposes of intelligent temperature control and energy saving are achieved.
Description
Technical Field
The utility model relates to a temperature regulation technical field, in particular to vehicle-mounted air conditioning system.
Background
The air conditioner consists of compressor, condenser, expansion valve, evaporator, etc. and all the parts are connected via copper pipe or aluminum pipe and high pressure rubber pipe to form one closed system for regulating and controlling indoor temperature, humidity, air cleanness and air flow in optimal state. In some enclosed spaces with different areas separated inside, the different areas are located at different positions, so that the different areas have different heat exchange amounts and temperature difference with the adjacent areas. If a conventional air conditioner control mode is adopted, the temperature in each subarea cannot be ensured to be proper. If a set of air conditioning system is installed in different areas, the cost is increased. In addition, the return air inlet of the air conditioner is lower than the air outlet, because the specific gravity of cold air and hot air is different, the hot air is suspended at the upper part, and the cold air is suspended at the lower part, so that the temperature of the return air inlet of the air conditioner is often higher than the set temperature of the air conditioner, the temperature of air blown out from the air outlet is usually lower than the set temperature of the air conditioner, most of the existing air conditioning systems are manually controlled by remote control, the temperature regulation is not intelligent enough, and the energy waste is easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: aiming at the defects of the prior art, the intelligent temperature control double-layer bus air conditioning system is provided, and the intelligent control of the temperature in different partitions of the double-layer bus is realized.
The technical scheme of the utility model is that: an intelligent temperature-controlled double-deck bus air conditioning system, comprising: ECU assembly, compressor assembly, condenser assembly, first evaporimeter, second evaporimeter.
The first evaporator and the second evaporator are arranged in different subareas; the compressor assembly, the condenser assembly, the first evaporator and the second evaporator are respectively connected with the four-way electromagnetic reversing valve, the condenser assembly is connected with the first evaporator through the first throttling valve, and the condenser assembly is connected with the second evaporator through the second throttling valve.
A first temperature sensor is arranged at the inner pipe side of the first evaporator, and a second temperature sensor is arranged at the air return inlet of the first evaporator; the first temperature sensor and the second temperature sensor are in signal connection with the ECU assembly; the first throttle valve is in signal connection with the ECU assembly. The first evaporator is used for carrying out temperature regulation on the first partition, the first temperature sensor monitors the temperature of an inner pipe of the first evaporator, the second temperature sensor is used for monitoring the temperature of an air return opening of the first evaporator, the ECU assembly receives monitoring data of the first temperature sensor and the second temperature sensor, compensation quantity is calculated according to temperature difference, and the opening degree of the first throttle valve is regulated according to the compensation quantity.
A third temperature sensor is arranged at the inner pipe side of the second evaporator, and a fourth temperature sensor is arranged at the air return inlet of the second evaporator; the third temperature sensor and the fourth temperature sensor are in signal connection with the ECU assembly; the second throttle valve is in signal connection with the ECU assembly. The second evaporator is used for adjusting the temperature of the second partition, the third temperature sensor monitors the temperature of an inner tube of the second evaporator, the fourth temperature sensor is used for monitoring the temperature of an air return opening of the second evaporator, the ECU assembly receives monitoring data of the third temperature sensor and the fourth temperature sensor, compensation quantity is calculated according to temperature difference, and the opening of the second throttle valve is adjusted according to the compensation quantity.
A fifth temperature sensor is arranged in the condenser assembly; and the fifth temperature sensor is in signal connection with the ECU assembly. And the fifth temperature sensor is used for feeding back whether the temperature in the condenser assembly exceeds the set value or not to the ECU assembly, and if the temperature exceeds the set value, the ECU assembly automatically reduces the output of the compressor assembly.
The compressor assembly is in signal connection with the ECU assembly. The ECU assembly adjusts the output power of the compressor assembly according to the monitoring data of each sensor so as to achieve the purpose of energy conservation.
On the basis of the scheme, the first throttle valve and the second throttle valve are both electro-silicon expansion valves; the electronic silicon expansion valve is selected as the throttle valve, so that the control response speed is higher, the precision is higher, and the energy conservation of an air-conditioning system is facilitated.
On the basis of the scheme, further, refrigerant high-pressure and low-pressure sensors are arranged on pipelines at two ends of the first throttling valve and the second throttling valve; the refrigerant high-pressure and low-pressure sensors are in signal connection with the ECU assembly. Refrigerant high and low pressure sensors arranged on pipelines at two ends of the first throttling valve and the second throttling valve respectively send refrigerator pressure in the first partition refrigeration pipeline and refrigerator pressure in the second partition refrigeration pipeline to the ECU assembly, and the ECU assembly respectively combines the first partition temperature difference compensation quantity and the second partition temperature difference compensation quantity to adjust the opening degrees of the first throttling valve and the second throttling valve.
On the basis of the scheme, the compressor assembly is further provided with a compressor output current sensor; and the compressor output current sensor is in signal connection with the ECU assembly. The compressor output current sensor is used for carrying out fault detection on the output current of the compressor assembly, and when a fault occurs, the ECU assembly carries out overload protection on the compressor assembly.
On the basis of the scheme, further, the fan of the first evaporator and the fan of the second evaporator are both provided with fan current sensors; and the fan current sensor is in signal connection with the ECU assembly. And the fan current sensor is used for carrying out fault detection on the fan of the first evaporator and the fan of the second evaporator, and when a fault occurs, the ECU assembly carries out overload protection on the fan of the first evaporator and the fan of the second evaporator.
On the basis of the scheme, further, PTC auxiliary heating modules are arranged at the first evaporator and the second evaporator; the PTC auxiliary heating module is in signal connection with the ECU assembly. In winter, when the air conditioning system operates in a heating mode, the ECU assembly simultaneously starts the PTC auxiliary heating module to rapidly heat; and when the indoor environment temperature reaches a set value, the ECU assembly closes the PTC auxiliary heating module.
On the basis of the scheme, the power supply module of the air conditioning system provides power; the output of the power supply module is divided into two paths, one path is a DC24V direct-current control power supply which is directly connected to the ECU assembly, and the other path is a DC600V direct-current high-voltage power supply which is connected to the high-voltage integrated controller; the high-voltage integrated controller is provided with a direct-current frequency converter output module and a direct-current power supply conversion module; the direct current frequency converter output module provides an AC220V power supply for the compressor assembly and the PTC auxiliary heating module; the DC power conversion module provides DC24V driving power to the first evaporator, the second evaporator and the condenser assembly.
Furthermore, the high-voltage integrated controller is provided with a controller output voltage and current sensor; the controller outputs a voltage and current sensor to establish signal connection with the ECU assembly. The controller output voltage and current sensor is used for monitoring the output current of the high-voltage integrated controller, and when a fault occurs, the ECU assembly carries out overload protection on the high-voltage integrated controller.
On the basis of the above solution, further, considering that there may be a third partition in the space, the air conditioning system further includes: a third evaporator; the third evaporator is connected with a four-way electromagnetic reversing valve, and the condenser assembly is connected with the third evaporator through a third throttle valve; a sixth temperature sensor is arranged on the inner pipe side of the third evaporator, and a seventh temperature sensor is arranged at an air return inlet of the third evaporator; and the sixth temperature sensor, the seventh temperature sensor and the third throttle valve are in signal connection with the ECU assembly. The third throttle valve is an electro-silicon expansion valve. The third evaporator is used for adjusting the temperature of the third partition, the sixth temperature sensor monitors the temperature of an inner tube of the third evaporator, the seventh temperature sensor is used for monitoring the temperature of an air return opening of the third evaporator, the ECU assembly receives monitoring data of the sixth temperature sensor and the seventh temperature sensor, compensation quantity is calculated according to temperature difference, and the opening degree of the third throttle valve is adjusted according to the compensation quantity. The third throttle valve is an electro-silicon expansion valve.
Has the advantages that: the utility model arranges independent temperature control loops in different partitions of the double-layer bus, thereby realizing the temperature adjustment of different partitions; and simultaneously, the utility model discloses an ECU assembly gathers different subregion inner tube and return air inlet department temperature in real time to calculate the offset according to the temperature difference, and adjust the output of choke valve aperture and compressor assembly in this way according to the offset, realize intelligent accuse temperature and reach energy-conserving purpose.
Drawings
Fig. 1 is a block diagram showing the structure of the present invention in embodiment 1;
fig. 2 is a block diagram showing the components of the power supply system of the present invention in embodiment 3;
fig. 3 is a block diagram showing the structure of the present invention in embodiment 4;
in the figure: the system comprises a 1-ECU assembly, a 2-compressor assembly, a 3-condenser assembly, a 4-first evaporator, a 5-second evaporator, a 6-four-way electromagnetic directional valve, a 7-first throttle valve, a 8-second throttle valve, a 9-first temperature sensor, a 10-second temperature sensor, a 11-third temperature sensor, a 12-fourth temperature sensor, a 13-fifth temperature sensor, a 14-power supply module, a 15-high voltage integrated controller, a 151-direct current frequency converter output module, a 152-direct current power supply conversion module, a 16-third evaporator, a 17-third throttle valve, a 18-sixth temperature sensor and a 19-seventh temperature sensor.
Detailed Description
Embodiment 1, referring to fig. 1, an intelligent temperature-controlled double-deck bus air conditioning system includes: ECU assembly 1, compressor assembly 2, condenser assembly 3, first evaporimeter 4, second evaporimeter 5.
The first evaporator 4 and the second evaporator 5 are arranged in different partitions; the compressor assembly 2, the condenser assembly 3, the first evaporator 4 and the second evaporator 5 are respectively connected with a four-way electromagnetic reversing valve 6, the condenser assembly 3 is connected with the first evaporator 4 through a first throttling valve 7, and the condenser assembly 3 is connected with the second evaporator 5 through a second throttling valve 8.
A first temperature sensor 9 is arranged at the inner pipe side of the first evaporator 4, and a second temperature sensor 10 is arranged at the air return inlet of the first evaporator 4; the first temperature sensor 9 and the second temperature sensor 10 are in signal connection with the ECU assembly 1; the first throttle valve 7 is in signal communication with the ECU assembly 1. The first evaporator 4 is used for adjusting the temperature of the first partition, the first temperature sensor 9 is used for monitoring the temperature of an inner pipe of the first evaporator 4, the second temperature sensor 10 is used for monitoring the temperature of an air return opening of the first evaporator 4, the ECU assembly 1 receives monitoring data of the first temperature sensor 9 and the second temperature sensor 10, compensation amount is calculated according to temperature difference, and the opening degree of the first throttle valve 7 is adjusted according to the compensation amount.
A third temperature sensor 11 is arranged at the inner pipe side of the second evaporator 5, and a fourth temperature sensor 12 is arranged at the air return inlet of the second evaporator 5; the third temperature sensor 11 and the fourth temperature sensor 12 are in signal connection with the ECU assembly 1; the second throttle valve 8 is in signal communication with the ECU assembly 1. The second evaporator 5 is used for adjusting the temperature of the second partition, the third temperature sensor 11 is used for monitoring the temperature of an inner pipe of the second evaporator 5, the fourth temperature sensor 12 is used for monitoring the temperature of an air return opening of the second evaporator 5, the ECU assembly 1 receives monitoring data of the third temperature sensor 11 and the fourth temperature sensor 12, compensation amount is calculated according to temperature difference, and the opening degree of the second throttle valve 8 is adjusted according to the compensation amount.
A fifth temperature sensor 13 is arranged in the condenser assembly 3; the fifth temperature sensor 13 is in signal communication with the ECU assembly 1. The fifth temperature sensor 13 is used for feeding back to the ECU assembly 1 whether the temperature in the condenser assembly 3 exceeds a set value, and if the temperature exceeds the set value, the ECU assembly 1 automatically reduces the output of the compressor assembly 2.
The compressor assembly 2 is in signal connection with the ECU assembly 1. The ECU assembly 1 adjusts the output power of the compressor assembly 2 according to the monitoring data of each sensor so as to achieve the purpose of energy conservation.
Furthermore, refrigerant high-pressure and low-pressure sensors are arranged on pipelines at two ends of the first throttling valve 7 and the second throttling valve 8; the refrigerant high-pressure and low-pressure sensors are in signal connection with the ECU assembly 1. Refrigerant high-pressure and low-pressure sensors arranged on pipelines at two ends of the first throttling valve 7 and the second throttling valve 8 respectively send refrigerator pressure in a first partition refrigeration pipeline and refrigerator pressure in a second partition refrigeration pipeline to the ECU assembly 1, and the ECU assembly 1 respectively combines the first partition temperature difference compensation quantity and the second partition temperature difference compensation quantity to adjust the opening degrees of the first throttling valve 7 and the second throttling valve 8.
Further, the compressor assembly 2 is provided with a compressor output current sensor; the compressor output current sensor is in signal connection with the ECU assembly 1. The compressor output current sensor is used for carrying out fault detection on the output current of the compressor assembly 2, and when a fault occurs, the ECU assembly 1 carries out overload protection on the compressor assembly 2.
Further, the fan of the first evaporator 4 and the fan of the second evaporator 5 are both provided with a fan current sensor; and the fan current sensor is in signal connection with the ECU assembly 1. The fan current sensor is used for carrying out fault detection on the fan of the first evaporator 4 and the fan of the second evaporator 5, and when a fault occurs, the ECU assembly 1 carries out overload protection on the fan of the first evaporator 4 and the fan of the second evaporator 5.
Example 3, referring to fig. 2, on the basis of examples 1 or 2, further, PTC auxiliary heating modules are arranged at the first evaporator 4 and the second evaporator 5; the PTC auxiliary heating module is in signal connection with the ECU assembly 1. In winter, when the air conditioning system operates in a heating mode, the ECU assembly 1 simultaneously starts the PTC auxiliary heating module to rapidly heat; when the indoor environment temperature reaches a set value, the ECU assembly 1 closes the PTC auxiliary heating module.
Further, the air conditioning system is powered by the power supply module 14; the output of the power supply module 14 is divided into two paths, one path is a DC24V direct-current control power supply which is directly connected to the ECU assembly 1, and the other path is a DC600V direct-current high-voltage power supply which is connected to the high-voltage integrated controller 15; the high-voltage integrated controller 15 is provided with a direct-current frequency converter output module 151 and a direct-current power supply conversion module 152; the direct-current frequency converter output module 151 provides an AC220V power supply for the compressor assembly 2 and the PTC auxiliary heating module; the DC power conversion module 152 provides DC24V driving power to the first evaporator 4, the second evaporator 5, and the condenser assembly 3.
Further, the high-voltage integrated controller 15 is provided with a controller output voltage and current sensor; the controller output voltage and current sensor is in signal connection with the ECU assembly 1. The controller output voltage and current sensor is used for monitoring the output current of the high-voltage integrated controller 15, and when a fault occurs, the ECU assembly 1 carries out overload protection on the high-voltage integrated controller 15.
If more subareas exist in the space, an evaporator, a temperature sensor and a throttle valve are additionally arranged in the subareas according to the same principle.
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 (10)
1. An intelligent temperature-controlled double-layer bus air conditioning system is characterized by comprising: the system comprises an ECU assembly (1), a compressor assembly (2), a condenser assembly (3), a first evaporator (4) and a second evaporator (5);
the first evaporator (4) and the second evaporator (5) are arranged in different subareas; the compressor assembly (2), the condenser assembly (3), the first evaporator (4) and the second evaporator (5) are respectively connected with a four-way electromagnetic reversing valve (6), the condenser assembly (3) is connected with the first evaporator (4) through a first throttle valve (7), and the condenser assembly (3) is connected with the second evaporator (5) through a second throttle valve (8);
a first temperature sensor (9) is arranged on the inner pipe side of the first evaporator (4), and a second temperature sensor (10) is arranged at the air return inlet of the first evaporator (4); the first temperature sensor (9) and the second temperature sensor (10) are in signal connection with the ECU assembly (1); the first throttle valve (7) is in signal connection with the ECU assembly (1);
a third temperature sensor (11) is arranged on the inner pipe side of the second evaporator (5), and a fourth temperature sensor (12) is arranged at the air return inlet of the second evaporator (5); the third temperature sensor (11) and the fourth temperature sensor (12) are in signal connection with the ECU assembly (1); the second throttle valve (8) is in signal connection with the ECU assembly (1);
a fifth temperature sensor (13) is arranged in the condenser assembly (3); the fifth temperature sensor (13) is in signal connection with the ECU assembly (1);
the compressor assembly (2) is in signal connection with the ECU assembly (1).
2. An intelligent temperature-controlled double-deck bus air-conditioning system as claimed in claim 1, wherein the first throttle valve (7) and the second throttle valve (8) are both electro-silicon expansion valves.
3. The intelligent temperature-controlled double-layer bus air-conditioning system as claimed in claim 2, wherein refrigerant high and low pressure sensors are arranged on the pipelines at the two ends of the first throttle valve (7) and the second throttle valve (8); the refrigerant high-pressure and low-pressure sensors are in signal connection with the ECU assembly (1).
4. An intelligent temperature-controlled double-deck bus air-conditioning system as claimed in claim 1 or 2, wherein the compressor assembly (2) is provided with a compressor output current sensor; the compressor output current sensor is in signal connection with the ECU assembly (1).
5. The intelligent temperature-controlled double-layer bus air-conditioning system as claimed in claim 1 or 2, wherein the fan of the first evaporator (4) and the fan of the second evaporator (5) are provided with fan current sensors; the fan current sensor is in signal connection with the ECU assembly (1).
6. An intelligent temperature-controlled double-layer bus air-conditioning system as claimed in claim 1 or 2, wherein a PTC auxiliary heating module is arranged at each of the first evaporator (4) and the second evaporator (5); the PTC auxiliary heating module is in signal connection with the ECU assembly (1).
7. An intelligent temperature controlled double-decker bus air conditioning system as claimed in claim 6, wherein said air conditioning system is powered by a power supply module (14); the output of the power supply module (14) is divided into two paths, one path is a direct-current control power supply which is directly connected to the ECU assembly (1), and the other path is a direct-current high-voltage power supply which is connected to a high-voltage integrated controller (15); the high-voltage integrated controller (15) is provided with a direct-current frequency converter output module (151) and a direct-current power supply conversion module (152); the direct current frequency converter output module (151) provides a power supply for the compressor assembly (2) and the PTC auxiliary heating module; the direct-current power supply conversion module (152) provides driving power supply for the first evaporator (4), the second evaporator (5) and the condenser assembly (3).
8. The intelligent temperature-controlled double-layer bus air-conditioning system as claimed in claim 7, wherein the high-voltage integrated controller (15) is provided with a controller output voltage and current sensor; the controller output voltage and current sensor is in signal connection with the ECU assembly (1).
9. The intelligent temperature-controlled double-deck bus air-conditioning system as claimed in claim 1 or 2, further comprising: a third evaporator (16); the third evaporator (16) is connected with a four-way electromagnetic reversing valve (6), and the condenser assembly (3) is connected with the third evaporator (16) through a third throttle valve (17); a sixth temperature sensor (18) is arranged on the inner pipe side of the third evaporator (16), and a seventh temperature sensor (19) is arranged at the air return inlet of the third evaporator (16); the sixth temperature sensor (18), the seventh temperature sensor (19) and the third throttle valve (17) are in signal connection with the ECU assembly (1).
10. An intelligent temperature controlled double-decker bus air conditioning system as claimed in claim 9, wherein said third throttle valve (17) is an electronic silicon expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020548308.0U CN212195000U (en) | 2020-04-14 | 2020-04-14 | Intelligent temperature control double-layer bus air conditioning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020548308.0U CN212195000U (en) | 2020-04-14 | 2020-04-14 | Intelligent temperature control double-layer bus air conditioning system |
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| CN212195000U true CN212195000U (en) | 2020-12-22 |
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| CN202020548308.0U Active CN212195000U (en) | 2020-04-14 | 2020-04-14 | Intelligent temperature control double-layer bus air conditioning system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116031780A (en) * | 2023-02-20 | 2023-04-28 | 国网山东省电力公司潍坊市寒亭区供电公司 | Intelligent box-type substation and internal air conditioning method of box-type substation |
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2020
- 2020-04-14 CN CN202020548308.0U patent/CN212195000U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116031780A (en) * | 2023-02-20 | 2023-04-28 | 国网山东省电力公司潍坊市寒亭区供电公司 | Intelligent box-type substation and internal air conditioning method of box-type substation |
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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. |