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公开(公告)号：US10018389B2
公开(公告)日：2018-07-10
申请号：US14361421
申请日：2011-12-22
CPC分类号： F25B49/02 , F25B1/10 , F25B13/00 , F25B29/003 , F25B41/043 , F25B49/027 , F25B2313/02741 , F25B2313/0312 , F25B2500/19 , F25B2600/021 , F25B2600/0271 , F25B2600/2513 , F25B2700/1931 , F25B2700/1933 , F25B2700/2106 , F25B2700/21151 , F25B2700/21152 , F25B2700/21163 , Y02B30/741
摘要： An air-conditioning apparatus including a refrigeration cycle configured by connecting one or more load-side units including a load-side heat exchanger and a load-side expansion device with a heat-source-side unit including a heat-source-side heat exchanger and a compressor and by causing refrigerant to circulate through a refrigerant circuit including the load-side heat exchanger, the load-side expansion device, the heat-source-side heat exchanger, and the compressor, controls, during a heating operation, the opening degree of the load-side expansion device, based on the discharge pressure of the compressor, so that the pressure of refrigerant at the outlet of the compressor becomes equal to a target pressure, in the case where the operation capacity of the compressor is approximately at the maximum value of the operation capacity of the compressor.
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公开(公告)号：US09759460B2
公开(公告)日：2017-09-12
申请号：US14236339
申请日：2012-08-15
IPC分类号： F25B41/00 , F25B41/04 , F25B27/00 , F25B13/00 , G05B15/00 , F25B29/00 , F25B30/02 , F25B49/02
CPC分类号： F25B30/02 , F25B13/00 , F25B25/005 , F25B49/02 , F25B2313/003 , F25B2313/0231 , F25B2313/02331 , F25B2313/02334 , F25B2313/0272 , F25B2313/02732 , F25B2313/02741 , F25B2313/0292 , F25B2313/0294 , F25B2313/0312 , F25B2313/0313 , F25B2313/0314 , F25B2313/0315 , F25B2341/0662 , F25B2600/2513 , F25B2700/1931 , F25B2700/21152
摘要： A channel on an upstream side of a third expansion device and a channel on an upstream side of a second expansion device are connected during a heating operation, and medium pressure refrigerant generated by the third expansion device during the heating operation is introduced on a suction side of a compressor via the second expansion device and a suction injection pipe.
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公开(公告)号：US20150020535A1
公开(公告)日：2015-01-22
申请号：US14380139
申请日：2012-04-27
CPC分类号： F25B49/02 , F25B13/00 , F25B30/02 , F25B41/003 , F25B2313/005 , F25B2313/006 , F25B2313/02741 , F25B2313/0314 , F25B2313/0315 , F25B2400/0403 , F25B2400/0409 , F25B2400/0411 , F25B2400/054 , F25B2400/13 , F25B2600/0261 , F25B2600/2501 , F25B2600/2509 , F25B2700/1931 , F25B2700/1933 , F25B2700/2101 , F25B2700/21152
摘要： In the case of a heating operation in which a use side heat exchanger functions as a condenser when the outside air has a predetermined low temperature, a low-outside-air-temperature heating operation start mode is executed in which, while a refrigerant, as discharged from a compressor, flows into the use side heat exchanger, the refrigerant, upon flowing into the injection pipe, merges with a part of the refrigerant discharged from the compressor, which has traveled through the connecting pipe and has transferred heat in the heat source side heat exchanger, and a merged refrigerant is supplied to the injection port of the compressor, and thereafter a low-outside-air-temperature heating operation mode is executed in which the refrigerant, as discharged from the compressor, is supplied to the injection port of the compressor via the injection pipe while flowing into the use side heat exchanger.
摘要翻译： 在外部空气具有预定的低温时，利用侧热交换器用作冷凝器的加热运转的情况下，执行低温外部空气温度加热运转启动模式，其中制冷剂作为 从压缩机排出的液体流入使用侧热交换器，制冷剂在流入注入管时与从压缩机排出的一部分已经通过连接管移动并在热源中传递热量的制冷剂合流 并且合并的制冷剂被供给到压缩机的喷射口，然后执行低温外部温度制热运行模式，其中从压缩机排出的制冷剂被供给到喷射口 的压缩机，同时流入使用侧热交换器。
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公开(公告)号：US20140182329A1
公开(公告)日：2014-07-03
申请号：US14238541
申请日：2011-11-07
IPC分类号： F24F5/00
CPC分类号： F24F5/001 , F25B13/00 , F25B25/005 , F25B31/008 , F25B41/04 , F25B2313/003 , F25B2313/0231 , F25B2313/02732 , F25B2313/02741 , F25B2313/0312 , F25B2313/0314 , F25B2313/0315 , F25B2500/19 , F25B2500/26 , F25B2600/2513 , F25B2700/1931 , F25B2700/1933 , F25B2700/21151 , F25B2700/21152 , F25B2700/21161 , F25B2700/21162 , F25B2700/21163 , F25B2700/21173 , F25B2700/21174 , F25B2700/21175
摘要： An air-conditioning apparatus includes a suction-injection pipe that introduces a refrigerant in a liquid or two-phase state into a suction side of a compressor, an expansion device that is arranged at the suction-injection pipe, and a controller that regulates the suction-injection flow rate of a refrigerant introduced into the suction side of the compressor through the suction-injection pipe by controlling the opening degree of the expansion device.
摘要翻译： 一种空气调节装置，具备将液态或二相状态的制冷剂引入压缩机的吸入侧的吸入喷射管，配置在吸入喷射管的膨胀装置，以及控制器， 通过控制膨胀装置的开度，通过吸入管引入到压缩机的吸入侧的制冷剂的吸入流量。
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公开(公告)号：US20120234032A1
公开(公告)日：2012-09-20
申请号：US13511314
申请日：2009-11-25
申请人： Koji Yamashita , Yuji Motomura
发明人： Koji Yamashita , Yuji Motomura
IPC分类号： F25B13/00
CPC分类号： F25B13/00 , F25B25/005 , F25B2313/0231 , F25B2313/02732 , F25B2313/02741 , F25B2500/19 , F25B2500/26 , F25B2600/2513
摘要： An air-conditioning apparatus includes a refrigerant circuit having a plurality of expansion devices that controls a flow rate of the refrigerant flowing in each of a plurality of heat exchangers related to heat medium; a heat medium circuit having the heat exchangers related to heat medium and a use side heat exchanger that exchanges heat between the heat medium and air; heat medium flow switching devices disposed on an inflow side and an outflow side of the use side heat exchanger to mix or diverge the heat medium pertaining to the heat exchangers related to heat medium; and a controller that controls at least the heat medium flow switching device on the inflow side or the outflow side that controls the amount of heat exchange in each of the heat exchangers related to heat medium during cooling only operation mode or heating only operation mode.
摘要翻译： 一种空气调节装置，包括具有多个膨胀装置的制冷剂回路，所述多个膨胀装置控制与热介质相关的多个热交换器各自流动的制冷剂的流量; 具有与热介质相关的热交换器的热介质回路和在热介质与空气之间进行热交换的使用侧热交换器; 设置在利用侧热交换器的流入侧和流出侧的热介质流量切换装置，使与热介质相关的热交换器相关的热介质混合或发散; 以及至少控制流入侧或流出侧的热介质流量切换装置的控制器，其仅控制在仅冷却运转模式或仅加热操作模式下，控制与热介质相关的热交换器中的热交换量。
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公开(公告)号：US20130219937A1
公开(公告)日：2013-08-29
申请号：US13881061
申请日：2010-12-09
IPC分类号： F24F11/02
CPC分类号： F24F11/89 , F25B13/00 , F25B25/005 , F25B47/006 , F25B2313/006 , F25B2313/0231 , F25B2313/0232 , F25B2313/02322 , F25B2313/02331 , F25B2313/02334 , F25B2313/0234 , F25B2313/0272 , F25B2313/02732 , F25B2313/02741 , F25B2313/0314
摘要： When using at least one of heat exchangers related to heat medium that exchange heat between a heat source side refrigerant and a heat medium as an evaporator, in a case where an air-conditioning apparatus has detected, in the heat exchanger related to heat medium that functions as the evaporator, an evaporating temperature of the heat source side refrigerant which causes the temperature of the heat medium passing through this heat exchanger related to heat medium to become equal to or lower than a freezing temperature, the air-conditioning apparatus performs a heat medium anti-freezing operation by blocking entry of the heat source side refrigerant into the heat exchanger related to heat medium that functions as the evaporator, and causing the heat source side refrigerant to flow to a bypass pipe.
摘要翻译： 当使用与作为蒸发器的热源侧制冷剂和热介质之间进行热交换的热介质相关的热交换器中的至少一个时，在检测到空气调节装置的情况下，在与热介质相关的热交换器中 作为蒸发器的功能，使与热介质相关的通过该热交换器的热介质的温度变得等于或低于冷冻温度的热源侧制冷剂的蒸发温度，空气调节装置进行发热 通过阻止热源侧制冷剂进入与用作蒸发器的热介质相关的热交换器中，并使热源侧制冷剂流入旁通管，进行中等的防冻操作。
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公开(公告)号：US09441851B2
公开(公告)日：2016-09-13
申请号：US13881061
申请日：2010-12-09
CPC分类号： F24F11/89 , F25B13/00 , F25B25/005 , F25B47/006 , F25B2313/006 , F25B2313/0231 , F25B2313/0232 , F25B2313/02322 , F25B2313/02331 , F25B2313/02334 , F25B2313/0234 , F25B2313/0272 , F25B2313/02732 , F25B2313/02741 , F25B2313/0314
摘要： When using at least one of heat exchangers related to heat medium that exchange heat between a heat source side refrigerant and a heat medium as an evaporator, in a case where an air-conditioning apparatus has detected, in the heat exchanger related to heat medium that functions as the evaporator, an evaporating temperature of the heat source side refrigerant which causes the temperature of the heat medium passing through this heat exchanger related to heat medium to become equal to or lower than a freezing temperature, the air-conditioning apparatus performs a heat medium anti-freezing operation by blocking entry of the heat source side refrigerant into the heat exchanger related to heat medium that functions as the evaporator, and causing the heat source side refrigerant to flow to a bypass pipe.
摘要翻译： 当使用与作为蒸发器的热源侧制冷剂和热介质之间进行热交换的热介质相关的热交换器中的至少一个时，在检测到空气调节装置的情况下，在与热介质相关的热交换器中 作为蒸发器的功能，使与热介质相关的通过该热交换器的热介质的温度变得等于或低于冷冻温度的热源侧制冷剂的蒸发温度，空气调节装置进行发热 通过阻止热源侧制冷剂进入与用作蒸发器的热介质相关的热交换器中，并使热源侧制冷剂流入旁通管，进行中等的防冻操作。
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公开(公告)号：US08839640B2
公开(公告)日：2014-09-23
申请号：US13498332
申请日：2009-10-27
申请人： Koji Yamashita , Yuji Motomura
发明人： Koji Yamashita , Yuji Motomura
CPC分类号： F25B13/00 , F25B5/04 , F25B25/005 , F25B31/004 , F25B49/02 , F25B2313/003 , F25B2313/006 , F25B2313/0231 , F25B2313/0272 , F25B2313/02732 , F25B2313/02741
摘要： To provide an air-conditioning apparatus capable of achieving energy saving.The air-conditioning apparatus capable of executing an oil collection mode that collects a refrigerating machine oil stagnating in heat exchangers related to heat medium into a compressor by changing a flow velocity or a flow direction of the refrigerant flowing in the heat exchangers related to heat medium depending on each operation mode.
摘要翻译： 提供能够实现节能的空调装置。 能够执行采集模式的空调装置，其通过改变在与热介质相关的热交换器中流动的制冷剂的流速或流动方向来收集滞留在与热介质相关的热交换器中的制冷机油进入压缩机 取决于每种操作模式。
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公开(公告)号：US09310107B2
公开(公告)日：2016-04-12
申请号：US13511314
申请日：2009-11-25
申请人： Koji Yamashita , Yuji Motomura
发明人： Koji Yamashita , Yuji Motomura
CPC分类号： F25B13/00 , F25B25/005 , F25B2313/0231 , F25B2313/02732 , F25B2313/02741 , F25B2500/19 , F25B2500/26 , F25B2600/2513
摘要： An air-conditioning apparatus includes a refrigerant circuit having a plurality of expansion devices that controls a flow rate of the refrigerant flowing in each of a plurality of heat exchangers related to heat medium; a heat medium circuit having the heat exchangers related to heat medium and a use side heat exchanger that exchanges heat between the heat medium and air; heat medium flow switching devices disposed on an inflow side and an outflow side of the use side heat exchanger to mix or diverge the heat medium pertaining to the heat exchangers related to heat medium; and a controller that controls at least the heat medium flow switching device on the inflow side or the outflow side that controls the amount of heat exchange in each of the heat exchangers related to heat medium during cooling only operation mode or heating only operation mode.
摘要翻译： 一种空气调节装置，包括具有多个膨胀装置的制冷剂回路，所述多个膨胀装置控制与热介质相关的多个热交换器各自流动的制冷剂的流量; 具有与热介质相关的热交换器的热介质回路和在热介质与空气之间进行热交换的使用侧热交换器; 设置在利用侧热交换器的流入侧和流出侧的热介质流量切换装置，使与热介质相关的热交换器相关的热介质混合或发散; 以及至少控制流入侧或流出侧的热介质流量切换装置的控制器，其仅控制在仅冷却运转模式或仅加热操作模式下，控制与热介质相关的热交换器中的热交换量。
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公开(公告)号：US20120180513A1
公开(公告)日：2012-07-19
申请号：US13498332
申请日：2009-10-27
申请人： Koji Yamashita , Yuji Motomura
发明人： Koji Yamashita , Yuji Motomura
CPC分类号： F25B13/00 , F25B5/04 , F25B25/005 , F25B31/004 , F25B49/02 , F25B2313/003 , F25B2313/006 , F25B2313/0231 , F25B2313/0272 , F25B2313/02732 , F25B2313/02741
摘要： To provide an air-conditioning apparatus capable of achieving energy saving.The air-conditioning apparatus capable of executing an oil collection mode that collects a refrigerating machine oil stagnating in heat exchangers related to heat medium into a compressor by changing a flow velocity or a flow direction of the refrigerant flowing in the heat exchangers related to heat medium depending on each operation mode.
摘要翻译： 提供能够实现节能的空调装置。 能够执行采集模式的空调装置，其通过改变在与热介质相关的热交换器中流动的制冷剂的流速或流动方向来收集滞留在与热介质相关的热交换器中的制冷机油进入压缩机 取决于每种操作模式。
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