Air-conditioning system and humidity control device
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F25B-049/02
F24F-003/14
F25B-013/00
출원번호
US-0882614
(2010-12-22)
등록번호
US-9644875
(2017-05-09)
국제출원번호
PCT/JP2010/007430
(2010-12-22)
§371/§102 date
20130430
(20130430)
국제공개번호
WO2012/085969
(2012-06-28)
발명자
/ 주소
Ito, Shinichi
Toyoshima, Masaki
Unezaki, Fumitake
출원인 / 주소
MITSUBISHI ELECTRIC CORPORATION
대리인 / 주소
Buchanan Ingersoll & Rooney PC
인용정보
피인용 횟수 :
0인용 특허 :
20
초록▼
An air-conditioning system includes at least one outdoor unit including a compressor, a four-way valve, and an outdoor heat exchanger, at least one indoor unit including an indoor unit expansion valve and an indoor unit heat exchanger, and at least one humidity control device including a humidity co
An air-conditioning system includes at least one outdoor unit including a compressor, a four-way valve, and an outdoor heat exchanger, at least one indoor unit including an indoor unit expansion valve and an indoor unit heat exchanger, and at least one humidity control device including a humidity control device expansion valve, a humidity control device heat exchanger, and first and second water adsorption/desorption devices. The compressor, the four-way valve, the outdoor heat exchanger, the indoor unit expansion valve, the indoor unit heat exchanger, the humidity control device expansion valve, and the humidity control device heat exchanger are connected to each other with pipes so as to constitute a refrigerant circuit.
대표청구항▼
1. An air-conditioning system comprising: at least one outdoor unit including a compressor, a flow switching device, and an outdoor heat exchanger; at least one indoor unit including a first expansion device and a first indoor heat exchanger; and at least one humidity control device including a seco
1. An air-conditioning system comprising: at least one outdoor unit including a compressor, a flow switching device, and an outdoor heat exchanger; at least one indoor unit including a first expansion device and a first indoor heat exchanger; and at least one humidity control device including a second expansion device, a second indoor heat exchanger, a humidity control device air-sending device, a first water adsorption/desorption device, and a second water adsorption/desorption device, wherein the compressor, the flow switching device, the outdoor heat exchanger, the first expansion device, the first indoor heat exchanger, the second expansion device, and the second indoor heat exchanger are connected to each other with pipes so as to constitute a refrigerant circuit, wherein, in the humidity control device, the first water adsorption/desorption device and the second water adsorption/desorption device are disposed in an air path providing communication between an air inlet through which air flows in from a humidity controlled space and an air outlet through which air flows out into the humidity controlled space, the first water adsorption/desorption device and the second water adsorption/desorption device each comprising a dehumidification element including an adsorbent whose equilibrium adsorption capacity with respect to air having a relative humidity in a range of 40% through 100% increase with an increase in the relative humidity, the second indoor heat exchanger is disposed between the first water adsorption/desorption device and the second water adsorption/desorption device in the air path, wherein the humidity control device further includes a switching device that switches between a first channel in which the air that has flowed in through the air inlet is caused to pass through the first water adsorption/desorption device, the second indoor heat exchanger, and the second water adsorption/desorption device in this order, and a second channel in which the air that has flowed in through the air inlet is caused to pass through the second water adsorption/desorption device, the second indoor heat exchanger, and the first water adsorption/desorption device in this order, and wherein the humidity control device air-sending device is configured to vary a volume of air and send the varied volume of air to the first water adsorption/desorption device and the second water adsorption/desorption device, and wherein, during a cooling operation, the humidity control device is configured to dehumidify air inhaled from the humidity controlled space and supply the air which was dehumidified to the humidity controlled space from where the air was inhaled. 2. The air-conditioning system of claim 1, further comprising at least one outdoor air treatment device including a third expansion device and a third indoor heat exchanger,wherein the third expansion device and the third indoor heat exchanger are further connected with the pipes so as to constitute the refrigerant circuit. 3. The air-conditioning system of claim 1, wherein the first water adsorption/desorption device and the second water adsorption/desorption device are fixed and remain stationary in an air path providing communication between an air inlet through which air flows in from a humidity controlled space and an air outlet through which air flows out into the humidity controlled space. 4. The air-conditioning system of claim 3, wherein the switching device includes a first branch part that is disposed upstream of the first water adsorption/desorption device and the second water adsorption/desorption device, and divides the air path into two branches; anda second branch part that is disposed downstream of the first water adsorption/desorption device and the second water adsorption/desorption device, and divides the air path into two branches. 5. The air-conditioning system of claim 1, wherein the first water adsorption/desorption device and the second water adsorption/desorption device are ventilation bodies each having a plurality of through holes. 6. The air-conditioning system of claim 1, wherein the second indoor heat exchanger is disposed between the first water adsorption/desorption device and the second water adsorption/desorption device in an air path providing communication between an air inlet through which air flows in from a humidity controlled space and an air outlet through which air flows out into the humidity controlled space, andwherein the first water adsorption/desorption device and the second water adsorption/desorption device are arranged such that air passage surfaces thereof face air passage surfaces of the second indoor heat exchanger, respectively. 7. The air-conditioning system of claim 1, wherein the second indoor heat exchanger is disposed between the first water adsorption/desorption device and the second water adsorption/desorption device in an air path providing communication between an air inlet through which air flows in from a humidity controlled space and an air outlet through which air flows out into the humidity controlled space, andwherein a direction in which the air that passes through the first water adsorption/desorption device, the second indoor heat exchanger, and the second water adsorption/desorption device is reversed by switching air channels in the air path. 8. An air-conditioning system comprising: at least one first outdoor unit including a first compressor, a first flow switching device, and a first outdoor heat exchanger;at least one second outdoor unit including a second compressor, a second flow switching device, and a second outdoor heat exchanger;at least one indoor unit including a first expansion device and a first indoor heat exchanger; andat least one humidity control device including a second expansion device, a second indoor heat exchanger, a humidity control device air-sending device, a first water adsorption/desorption device, and a second water adsorption/desorption device,wherein the first compressor, the first flow switching device, the first outdoor heat exchanger, the first expansion device, and the first indoor heat exchanger are connected to each other with pipes so as to constitute a first refrigerant circuit, andwherein the second compressor, the second flow switching device, the second outdoor heat exchanger, the second expansion device, and the second indoor heat exchanger are connected to each other with pipes so as to constitute a second refrigerant circuit,wherein, in the humidity control device, the first water adsorption/desorption device and the second water adsorption/desorption device are disposed in an air path providing communication between an air inlet through which air flows in from a humidity controlled space and an air outlet through which air flows out into the humidity controlled space, the first water adsorption/desorption device and the second water adsorption/desorption device each comprising a dehumidification element including an adsorbent whose equilibrium adsorption capacity with respect to air having a relative humidity in a range of 40% through 100% increase with an increase in the relative humidity,the second indoor heat exchanger is disposed between the first water adsorption/desorption device and the second water adsorption/desorption device in the air path,wherein the humidity control device further includes a switching device that switches between a first channel in which the air that has flowed in through the air inlet is caused to pass through the first water adsorption/desorption device, the second indoor heat exchanger, and the second water adsorption/desorption device in this order, and a second channel in which the air that has flowed in through the air inlet is caused to pass through the second water adsorption/desorption device, the second indoor heat exchanger, and the first water adsorption/desorption device in this order, andwherein the humidity control device air-sending device is configured to vary a volume of air and send the varied volume of air to the first water adsorption/desorption device and the second water adsorption/desorption device, andwherein, during a cooling operation, the humidity control device is configured to dehumidify air inhaled from the humidity controlled space and supply the air which was dehumidified to the humidity controlled space from where the air was inhaled. 9. The air-conditioning system of claim 8, further comprising at least one outdoor air treatment device including a third expansion device and a third indoor heat exchanger,wherein the third expansion device and the third indoor heat exchanger are further connected with the pipes so as to constitute the first refrigerant circuit. 10. The air-conditioning system of claim 8, wherein the first water adsorption/desorption device and the second water adsorption/desorption device are fixed and remain stationary in an air path providing communication between an air inlet through which air flows in from a humidity controlled space and an air outlet through which air flows out into the humidity controlled space. 11. The air-conditioning system of claim 10, wherein the switching device includes a first branch part that is disposed upstream of the first water adsorption/desorption device and the second water adsorption/desorption device, and divides the air path into two branches; anda second branch part that is disposed downstream of the first water adsorption/desorption device and the second water adsorption/desorption device, and divides the air path into two branches. 12. The air-conditioning system of claim 8, wherein the first water adsorption/desorption device and the second water adsorption/desorption device are ventilation bodies each having a plurality of through holes. 13. The air-conditioning system of claim 8, wherein the second indoor heat exchanger is disposed between the first water adsorption/desorption device and the second water adsorption/desorption device in an air path providing communication between an air inlet through which air flows in from a humidity controlled space and an air outlet through which air flows out into the humidity controlled space, andwherein the first water adsorption/desorption device and the second water adsorption/desorption device are arranged such that air passage surfaces thereof face air passage surfaces of the second indoor heat exchanger, respectively. 14. The air-conditioning system of claim 8, wherein the second indoor heat exchanger is disposed between the first water adsorption/desorption device and the second water adsorption/desorption device in an air path providing communication between an air inlet through which air flows in from a humidity controlled space and an air outlet through which air flows out into the humidity controlled space, andwherein a direction in which the air that passes through the first water adsorption/desorption device, the second indoor heat exchanger, and the second water adsorption/desorption device is reversed by switching air channels in the air path. 15. A humidity control device comprising: a compressor;a condenser;an expansion device;a humidity control device air-sending device,a first water adsorption/desorption device and a second water adsorption/desorption device that are disposed in an air path providing communication between an air inlet through which air flows in from a humidity controlled space and an air outlet through which air flows out into the humidity controlled space, the first water adsorption/desorption device and the second water adsorption/desorption device each comprising a dehumidification element including an adsorbent whose equilibrium adsorption capacity with respect to air having a relative humidity in a range of 40% through 100% increases with an increase in the relative humidity;an evaporator disposed between the first water adsorption/desorption device and the second water adsorption/desorption device in the air path; anda switching device that switches between a first channel in which the air that has flowed in through the air inlet is caused to pass through the first water adsorption/desorption device, the evaporator, and the second water adsorption/desorption device in this order, and a second channel in which the air that has flowed in through the air inlet is caused to pass through the second water adsorption/desorption device, the evaporator, and the first water adsorption/desorption device in this order,wherein the humidity control device air-sending device is configured to vary a volume of air and send the varied volume of air to the first water adsorption/desorption device and the second water adsorption/desorption device, andwherein, during a cooling operation, the humidity control device is configured to dehumidify air inhaled from the humidity controlled space and supply the air which was dehumidified to the humidity controlled space from where the air was inhaled.
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이 특허에 인용된 특허 (20)
Otake,Masahisa; Mukaiyama,Hiroshi; Kamimura,Ichiro, Air conditioner.
Besik Ferdinand K. (2562 Oshkin Court Mississauga ; Ontario CAX L5N 3Z3), Apparatus and a method for ultra high energy efficient dehumidification and cooling of air.
Dussault David R. (24 Roosevelt Ave. Hudson NH 03051) Dussault Richard E. (P.O. Box 250 Mirror Lake NH 03853), Dri-Pc humidity and temperature controller.
Belding William A. ; Lam Chiang ; Horstmeyer Robert J. ; Holeman William D. ; Janke Scott L., Method and apparatus for cooling warm moisture-laden air.
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