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CN-121973604-A - Air conditioning system and vehicle

CN121973604ACN 121973604 ACN121973604 ACN 121973604ACN-121973604-A

Abstract

The invention discloses an air conditioning system and a vehicle, wherein the air conditioning system comprises an air conditioning assembly and a purifying module, the air conditioning assembly comprises an evaporator, the purifying module is arranged at the downstream of the evaporator, and the purifying module is used for removing gaseous pollutants in air. According to the air conditioning system provided by the embodiment of the invention, the purification module is arranged at the downstream of the evaporator, so that the direct catalytic decomposition of sour taste, mildewing taste, bacteria, VOCs and the like generated in the operation process of the evaporator and the air conditioning assembly is realized, and the technical problem that the front activated carbon or the antibacterial filter element cannot capture the odor at the rear end of the air conditioning system is thoroughly solved.

Inventors

  • ZHANG XUANKAI
  • LIANG PENG
  • WANG DI
  • GAN XIANYI
  • WU MENGJIE

Assignees

  • 比亚迪股份有限公司

Dates

Publication Date
20260505
Application Date
20260212

Claims (15)

  1. 1. An air conditioning system, comprising: an air conditioning assembly (100), the air conditioning assembly (100) comprising an evaporator (110); -a purification module (200), said purification module (200) being arranged downstream of said evaporator (110), said purification module (200) being adapted to remove gaseous pollutants from air.
  2. 2. The air conditioning system according to claim 1, characterized in that the air conditioning assembly (100) comprises at least one damper (120) and a heater (140), the damper (120) being arranged downstream of the evaporator (110), the heater (140) being arranged downstream of the damper (120), the damper (120) being used for regulating the temperature and/or flow direction of the air flow, the heater (140) being used for heating the air flowing therethrough, the purification module (200) being arranged downstream of the damper (120) or the heater (140).
  3. 3. The air conditioning system according to claim 1, wherein the air conditioning assembly (100) includes a housing (130), a main air duct (131) is formed inside the housing (130), and the evaporator (110) and the purification module (200) are both disposed in the main air duct (131); And/or, the air conditioning system further comprises an air supply duct (300), a main duct (131) is formed in the shell (130), the evaporator (110) is arranged in the main duct (131), an air inlet of the air supply duct (300) is communicated with a first air outlet (1311) of the main duct (131), a second air outlet (320) of the air supply duct (300) is used for leading air exhausted by the air conditioning system to a target area in a vehicle, and the purification module (200) is arranged in the air supply duct (300).
  4. 4. An air conditioning system according to claim 3, characterized in that the purification module (200) is a normal temperature catalyst screen (210) and/or a first normal temperature catalyst piece (220).
  5. 5. The air conditioning system according to claim 4, wherein the normal temperature catalyst filter screen (210) includes a skeleton and a second normal temperature catalyst member, the skeleton is of a porous structure, the skeleton is fixedly connected with an inner wall of the main air duct (131) and/or an inner wall of the air supply air duct (300), the second normal temperature catalyst member is provided on the skeleton, the skeleton is made of aluminum, and the second normal temperature catalyst member is made of at least one of titanium dioxide, zinc oxide, copper oxide and N-doped carbon material; and/or the first normal temperature catalyst piece (220) is arranged on the inner wall surface of the main air duct (131) and/or the inner wall surface of the air supply air duct (300), and the first normal temperature catalyst piece (220) is made of at least one of manganese-based metal oxide, manganese-cerium composite oxide and platinum-based nano catalyst.
  6. 6. An air conditioning system according to claim 4, characterized in that a groove (310) is provided on an inner wall surface of the main air duct (131) and/or the supply air duct (300), and at least part of the first room temperature catalyst member (220) is embedded in the groove (310).
  7. 7. An air conditioning system according to claim 3, further comprising an ultraviolet lamp assembly (400), the purification module (200) being a room temperature catalyst screen (210) and/or a first room temperature catalyst piece (220), the ultraviolet lamp assembly (400) being arranged close to the purification module (200), the ultraviolet lamp assembly (400) being configured for emitting ultraviolet light for irradiation to the purification module (200).
  8. 8. The air conditioning system according to claim 7, wherein the ultraviolet lamp assembly (400) includes a base (410) and a light emitting member (420), the base (410) being fixedly connected with an inner wall of the main air duct (131) and/or an inner wall of the supply air duct (300), the light emitting member (420) being provided on the base (410), the light emitting member (420) being configured to emit ultraviolet light; The base (410) is of a porous structure, and/or the base (410) is made of aluminum, and/or the light emitting piece (420) comprises at least one UVC (ultraviolet) wave band light emitting chip and at least one UVA wave band light emitting chip, wherein the emission wavelength of the UVC wave band light emitting chip is 200-280 nm, and the emission wavelength of the UVA wave band light emitting chip is 315-400 nm.
  9. 9. The air conditioning system according to claim 8, wherein the purification module (200) is a normal temperature catalyst screen (210), the ultraviolet lamp assembly (400) is disposed opposite to the normal temperature catalyst screen (210) in a flow direction of an air flow, the ultraviolet lamp assembly (400) includes a light emitting member (420), and a minimum distance between the light emitting member (420) and the normal temperature catalyst screen (210) is 3 mm-7 mm; And/or, a light blocking member (500) is arranged between the base (410) and the inner wall of the main air duct (131) and/or the inner wall of the air supply air duct (300) and between the normal temperature catalyst filter screen (210) and the inner wall of the main air duct (131) and/or the inner wall of the air supply air duct (300), and the light blocking member (500) is configured to prevent ultraviolet light emitted by the light emitting member (420) from leaking to a non-target area.
  10. 10. The air conditioning system of claim 7, further comprising an air quality sensor (600) and a control unit, the air quality sensor (600) and the ultraviolet lamp assembly (400) each being connected to the control unit, the air quality sensor (600) being configured for monitoring air odors and gas pollutants, the control unit being configured to: -initiating a monitoring function of the air quality sensor (600); Whether to control the starting and stopping of the ultraviolet lamp assembly (400) and/or whether to adjust the wind speed of the air conditioning system is judged based on the monitoring data of the air quality sensor (600).
  11. 11. The air conditioning system of claim 10, wherein the air quality sensor (600) comprises at least one of an electrochemical sensor, a metal oxide semiconductor sensor, a photo-ionization detector, and a catalytic combustion sensor; And/or, the air quality sensor (600) is disposed proximate to a first air outlet (1311) of the air conditioning assembly (100).
  12. 12. The air conditioning system of claim 10, wherein the control unit is configured to: Identifying the type of trigger instruction received before starting the monitoring function of the air quality sensor (600); if the trigger instruction is identified as a first type instruction, executing first control logic, namely controlling the air conditioning system to switch to an internal circulation mode, starting the air quality sensor (600) to monitor, and judging whether to start to control the ultraviolet lamp assembly (400) and/or whether to adjust the wind speed of the air conditioning system according to monitoring data; executing a second control logic, if the trigger instruction is identified as a second type instruction, wherein the second control logic is used for starting the ultraviolet lamp assembly (400) and/or adjusting the wind speed of the air conditioning system, and then starting the air quality sensor (600) for monitoring; The first type of instructions comprise a vehicle starting signal or an air conditioning system starting signal, and the second type of instructions are instructions for a user to actively start a purification function.
  13. 13. The air conditioning system of claim 12, wherein the control unit is configured to: Judging whether a preset scene appears in the vehicle or not based on the monitoring data of the air quality sensor (600); if yes, the ultraviolet lamp assembly (400) is started to emit ultraviolet light to irradiate the purification module (200) and/or reduce the wind speed of the air conditioning system; The control unit is configured to call a signal processing and data classifying analysis module in the step of judging whether a preset scene appears in the vehicle, and process, classify and pattern identify the monitoring data of the air quality sensor (600) to identify a specific scene comprising at least one of a milder scene generated by an evaporator (110), a strong peculiar smell scene caused by residues in the vehicle or a pollution scene formed by exceeding a standard of specific gas pollutants.
  14. 14. The air conditioning system of claim 13, wherein the control unit is configured to: After the ultraviolet lamp assembly (400) is started and/or the wind speed of the air conditioning system is reduced, continuously judging whether a preset scene appears in the vehicle or not based on continuous monitoring data of the air quality sensor (600); If not, controlling the ultraviolet lamp assembly (400) to be turned off and/or increasing the wind speed of the air conditioning system, and controlling the air quality sensor (600) to be turned off; The control unit is configured to reduce the air inlet amount at an external circulation air inlet (152) of the air conditioning system after identifying that the trigger instruction is a first type instruction, controlling the ultraviolet lamp assembly (400) to be turned off and/or improving the wind speed of the air conditioning system and controlling the air quality sensor (600) to be turned off.
  15. 15. A vehicle characterized by comprising an air conditioning system according to any of claims 1-14.

Description

Air conditioning system and vehicle Technical Field The invention relates to the technical field of vehicle air conditioning systems, in particular to an air conditioning system and a vehicle. Background Passenger car air conditioning systems are used as important guarantees of the interior environment comfort of a vehicle, and the air purification performance of the passenger car air conditioning systems directly influences the health and riding experience of drivers and passengers. In the prior art, a vehicle air conditioning system generally installs an activated carbon or adsorbent filter element at an air inlet of an air conditioning assembly, and the filter element captures or temporarily stores part of gaseous pollutants and peculiar smell in air mainly through a physical adsorption mode so as to primarily purify the air flowing through the air inlet of the air conditioning assembly. However, the above solution cannot effectively purify the odor and pollutants generated by the structure of the air conditioning system. Disclosure of Invention The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides the air conditioning system, which can realize the purification of peculiar smell and pollutants generated by the internal self structure of the air conditioning system, improves the purification performance of the air conditioning system, and solves the technical problems that in the prior art, the air conditioning purification only primarily purifies the air flowing through the air inlet of the air conditioning assembly, and the peculiar smell and the pollutants generated by the internal self structure of the air conditioning system cannot be purified. The invention also aims to provide a vehicle with the air conditioning system. An air conditioning system according to an embodiment of the invention includes an air conditioning assembly including an evaporator, and a purification module disposed downstream of the evaporator for removing gaseous contaminants from air. According to the air conditioning system provided by the embodiment of the invention, the purification module is arranged at the downstream of the evaporator, so that the direct catalytic decomposition of sour taste, mildewing taste, bacteria, VOCs and the like generated in the operation process of the evaporator and the air conditioning assembly is realized, and the technical problem that the front activated carbon or the antibacterial filter element cannot capture the odor at the rear end of the air conditioning system is thoroughly solved. In some embodiments, the air conditioning assembly includes at least one damper disposed downstream of the evaporator and a heater disposed downstream of the damper for regulating the temperature and/or flow direction of the air stream, the heater for heating air flowing therethrough, and the purification module is disposed downstream of the damper or the heater. In some embodiments, the air conditioning assembly comprises a housing, a main air duct is formed in the housing, the evaporator and the purification module are both arranged in the main air duct, and/or the air conditioning system further comprises an air supply duct, the main air duct is formed in the housing, the evaporator is arranged in the main air duct, an air inlet of the air supply duct is communicated with a first air outlet of the main air duct, a second air outlet of the air supply duct is used for leading air exhausted by the air conditioning system to a target area in a vehicle, and the purification module is arranged in the air supply duct. In some embodiments, the purification module is a room temperature catalyst screen and/or a first room temperature catalyst piece. In some embodiments, the normal temperature catalyst filter screen comprises a skeleton and a second normal temperature catalyst piece, the skeleton is of a porous structure, the skeleton is fixedly connected with the inner wall of the main air duct and/or the inner wall of the air supply air duct, the second normal temperature catalyst piece is arranged on the skeleton, the skeleton is made of aluminum, the second normal temperature catalyst piece is made of at least one of titanium dioxide, zinc oxide, copper oxide and N-doped carbon materials, and/or the first normal temperature catalyst piece is arranged on the inner wall surface of the main air duct and/or the inner wall surface of the air supply air duct, and the first normal temperature catalyst piece is made of at least one of manganese-based metal oxide, manganese-cerium composite oxide and platinum-based nano catalyst. In some embodiments, a groove is formed on an inner wall surface of the main air duct and/or the air supply air duct, and at least part of the first normal temperature catalyst member is embedded in the groove. In some embodiments, the air conditioning system further comprises an ultraviolet lamp assembly, the pur