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公开(公告)号:US06962059B2
公开(公告)日:2005-11-08
申请号:US10343539
申请日:2001-07-30
申请人: Noriho Okaza , Fumitoshi Nishiwaki , Yuji Yoshida , Mitsuhiro Ikoma , Hiroshi Hasegawa , Hidenobu Shintaku
发明人: Noriho Okaza , Fumitoshi Nishiwaki , Yuji Yoshida , Mitsuhiro Ikoma , Hiroshi Hasegawa , Hidenobu Shintaku
IPC分类号: F25B1/00 , C09K5/04 , F25B1/02 , F25B9/00 , F25B31/00 , F25B39/02 , F25B40/00 , F28D1/053 , F28D7/00 , F25B41/00 , C09K5/00 , F25B43/02
CPC分类号: F28D7/0025 , C09K5/041 , C09K2205/106 , F25B9/008 , F25B31/002 , F25B39/02 , F25B40/00 , F25B2309/061 , F25B2400/073 , F28D1/05391 , F28D2021/0071 , Y02P20/123 , Y02P20/124
摘要: To prevent heat transfer inhibition and an increase in pressure loss due to refrigerating machine oil discharged into a cycle, and to provide a compact and highly efficient refrigerating cycle apparatus using carbon dioxide gas (CO2). In a refrigerating cycle apparatus having at least a compressor, a radiator, a decompressor, a vaporizer and piping for successively connecting them, and provided with a refrigerant circuit in which refrigerant circulates in the compressor, the radiator, the decompressor, the vaporizer and the piping, carbon dioxide gas (CO2) is enclosed as said refrigerant, and the drop in heat transfer rate and the increase in pressure loss in the heat exchanger can be restrained to very low levels by keeping oil enclosing volume in the refrigerant circuit to the quantity of carbon dioxide gas (CO2) enclosed as refrigerant (weight %) to less than 40 weight % and more than 0, resulting in practical elimination of the increase in size and the impact on the drop in efficiency of the heat exchanger.
摘要翻译: 为了防止由于冷冻机油排入循环而导致的传热抑制和压力损失的增加,并且提供使用二氧化碳气体(CO 2 2)的紧凑且高效的制冷循环装置。 在具有至少压缩机,散热器,减压器,蒸发器和连续连接它们的管道的制冷循环装置中,并且设置有制冷剂回路,其中制冷剂在压缩机,散热器,减压器,蒸发器和 管道,二氧化碳气体(CO 2/2)被封闭,并且热交换器中的传热速率下降和压力损失的增加可以通过保持油封闭而被限制在非常低的水平 制冷剂回路中的体积与作为制冷剂(重量%)包围的二氧化碳气体(CO 2 N 2)的量小于40重量%且大于0,从而实际上消除了尺寸的增加 以及对热交换器效率下降的影响。
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公开(公告)号:US06409488B1
公开(公告)日:2002-06-25
申请号:US09664311
申请日:2000-09-18
申请人: Mitsuhiro Ikoma , Terumaru Harada , Fumitoshi Nishiwaki , Hidenobu Shintaku , Hiroshi Hasegawa , Etsuro Suzuki
发明人: Mitsuhiro Ikoma , Terumaru Harada , Fumitoshi Nishiwaki , Hidenobu Shintaku , Hiroshi Hasegawa , Etsuro Suzuki
IPC分类号: F04C1844
CPC分类号: F04C18/3564 , F04C29/02 , F04C2210/26
摘要: A rotary compressor has a cylinder, a crank shaft having an eccentric part disposed in said cylinder, a bearing which rotatably supports said crank shaft, a roller which moves in said cylinder following said eccentric part, and a vane whose all or part of the tip is of R configuration, wherein a groove with which the vane tip is disposed in contact is provided on the outer periphery of said roller, a first oil groove is provided on the end face of said roller, and said roller is provided with an oil hole communicating said first oil groove and said groove of the roller.
摘要翻译: 旋转压缩机具有圆筒,具有设置在所述气缸中的偏心部的曲轴,可旋转地支撑所述曲轴的轴承,沿着所述偏心部分在所述气缸中移动的滚子,以及叶片,其全部或部分尖端 是R构造,其中在所述辊的外周上设置有与所述叶片末端接触的槽,在所述辊的端面上设置有第一油槽,所述辊设置有油孔 使所述第一油槽和所述辊的所述槽连通。
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公开(公告)号:US6132195A
公开(公告)日:2000-10-17
申请号:US891155
申请日:1997-07-10
申请人: Mitsuhiro Ikoma , Terumaru Harada , Fumitoshi Nishiwaki , Hidenobu Shintaku , Hiroshi Hasegawa , Etsuro Suzuki
发明人: Mitsuhiro Ikoma , Terumaru Harada , Fumitoshi Nishiwaki , Hidenobu Shintaku , Hiroshi Hasegawa , Etsuro Suzuki
IPC分类号: F04C18/356 , F04C29/02
CPC分类号: F04C18/3564 , F04C29/02 , F04C2210/26
摘要: A rotary compressor has a cylinder, a crank shaft having an eccentric part disposed in said cylinder, a bearing which rotatably supports said crank shaft, a roller which moves in said cylinder following said eccentric part, and a vane whose all or part of the tip is of circular configuration, wherein a groove with which the vane tip is disposed in contact is provided on the outer periphery of said roller, a first oil groove is provided on the end face of said roller, and said roller is provided with an oil hole communicating said first oil groove and said groove of the roller.
摘要翻译: 旋转压缩机具有圆筒,具有设置在所述气缸中的偏心部的曲轴,可旋转地支撑所述曲轴的轴承,沿着所述偏心部分在所述气缸中移动的滚子,以及叶片,其全部或部分尖端 是圆形构造,其中在所述辊的外周上设置有与所述叶片末端接触的槽,在所述辊的端面上设置有第一油槽,并且所述辊设置有油孔 使所述第一油槽和所述辊的所述槽连通。
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公开(公告)号:US06871511B2
公开(公告)日:2005-03-29
申请号:US10467576
申请日:2002-02-20
CPC分类号: F25B40/00 , F25B9/008 , F25B43/02 , F25B2309/061 , F25B2400/03 , F25B2500/07 , F25B2500/26 , F28F1/022
摘要: Refrigeration-cycle equipment wherein an oil separator is installed as a refrigerant vessel in a part of the high-pressure-side circuit. A linear compressor of an oil-less type or an oil-poor type is used. Alternatively, the quantity of the CO2 refrigerant filled in the circuit is 0.25 kg or less per liter on the basis of the total internal volume of the circuit.
摘要翻译: 其中在高压侧回路的一部分中将油分离器作为制冷剂容器安装的制冷循环设备。 使用无油型或石油类型的线性压缩机。 或者,填充在电路中的二氧化碳制冷剂的量基于电路的总内部容积为每公升0.25kg或更少。
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公开(公告)号:US06840058B2
公开(公告)日:2005-01-11
申请号:US10204380
申请日:2001-12-17
IPC分类号: F25B1/00 , B01D53/14 , B01J20/04 , B01J20/18 , B01J20/26 , B01J20/32 , C09K5/04 , F25B9/00 , F25B43/00
CPC分类号: B01J20/041 , B01J20/043 , B01J20/186 , B01J20/261 , B01J20/2808 , B01J20/3204 , B01J20/3259 , C09K5/041 , F25B9/002 , F25B9/006 , F25B9/008 , F25B43/00 , F25B2309/061 , Y02C10/08
摘要: To provide a refrigerating cycle apparatus which uses carbon dioxide as a working medium, in which a problem associated with reliability arisen from introduction of water into a refrigeration cycle has been solved.Carbonic acid produced by a reaction of carbon dioxide or a mixed refrigerant including carbon dioxide and water is efficiently removed by providing a flow channel of the refrigeration cycle with a carbonic acid trapping agent, and consequently, the refrigerating cycle apparatus with high reliability which can prevent deterioration of a carbon dioxide refrigerant, decomposition of a refrigeration oil, corrosion of metal components or the like is constructed.
摘要翻译: 提供一种使用二氧化碳作为工作介质的制冷循环装置,其中从引入水到制冷循环中产生的可靠性问题已被解决。通过二氧化碳或包含碳的混合制冷剂的反应产生的碳酸 通过用碳酸捕集剂提供制冷循环的流路,有效地除去二氧化物和水,因此,具有高可靠性的制冷循环装置,其可以防止二氧化碳制冷剂的劣化,冷冻机油的分解,腐蚀 构成金属部件等。
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公开(公告)号:US20050061011A1
公开(公告)日:2005-03-24
申请号:US10501748
申请日:2003-03-27
IPC分类号: B60H1/00 , B60H1/32 , F24F3/153 , F25B5/04 , F25B6/04 , F25B9/00 , F25B40/00 , F25B47/00 , F25B27/00 , F25D17/06
CPC分类号: F25B30/02 , B60H1/00878 , B60H1/3205 , B60H1/3217 , B60H2001/3248 , B60H2001/3255 , B60H2001/3285 , B60H2001/3288 , F24F3/1405 , F24F3/153 , F24F2003/1446 , F25B5/04 , F25B6/04 , F25B9/008 , F25B40/00 , F25B47/006 , F25B2309/061 , F25B2339/047 , F25B2341/0662 , F25B2400/0403 , F25B2400/0409 , F25B2400/19 , F25B2500/26 , F25B2600/02 , F25B2600/17 , F25B2700/21151 , F25B2700/21152 , F25B2700/2116 , F25B2700/2117 , F25B2700/21173
摘要: In a refrigerating cycle device using carbon dioxide as a refrigerant, there exists a problem that the provision of a receiver at a low-pressure side increases cost and volume due to a pressure resistance design necessary for ensuring safety. By adjusting a refrigerant holding quantity of a first heat exchanger in such a manner that a refrigerant pressure of the first heat exchanger 13 is changed by operating a first decompressor 12 and a second decompressor 15, an imbalance of a refrigerant quantity between time for space cooling and time for heating or dehumidifying can be alleviated and hence, it is possible to perform an operation of the refrigerating cycle device with high efficiency with a miniaturized receiver or without providing the receiver.
摘要翻译: 在使用二氧化碳作为制冷剂的制冷循环装置中,存在以下问题:由于为了确保安全性而需要的耐压设计,在低压侧提供接收器增加了成本和体积。 通过调节第一热交换器的制冷剂保持量,使得通过操作第一减压器12和第二减压器15来改变第一热交换器13的制冷剂压力,空间冷却时间之间的制冷剂量的不平衡 并且可以减轻加热或除湿的时间,因此,可以使用小型化接收器或不提供接收器来以高效率执行制冷循环装置的操作。
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公开(公告)号:US20050241818A1
公开(公告)日:2005-11-03
申请号:US11144295
申请日:2005-06-03
CPC分类号: B60H1/004 , B60H1/00885 , B60H1/00899 , B60H2001/00928 , F25B6/04 , F25B9/008 , F25B2309/061 , F25B2339/047 , F25B2341/0662
摘要: An air conditioner for a vehicle includes a refrigerant cycle having an evaporator which is disposed in a blowing duct and cools air by refrigerant evaporation in the blowing duct; a compressor setting the evaporated refrigerant at a high temperature and high pressure; a refrigerant-to-water heat exchanger heating cooling water by heat transfer from the refrigerant discharged from the compressor; and an expansion device decompressing the refrigerant discharged from the refrigerant-to-water heat exchanger, The air conditioner also includes a cooling water cycle having a heater core which is disposed on the downstream side of the evaporator; a radiator cooling the cooling water; a pump circulating the cooling water cooled by the radiator; a power engine cooled by the cooling water fed by the pump; and the refrigerant-to-water heat exchanger. The refrigerant cycle performs cooling for dehumidification by performing the operation of heating.
摘要翻译: 一种用于车辆的空调器包括:制冷剂循环,具有设置在吹风管道中的蒸发器,并且通过制冷剂在吹风管中蒸发而冷却空气; 在高温高压下设定蒸发的制冷剂的压缩机; 制冷剂对水的热交换器通过从压缩机排出的制冷剂传热而加热冷却水; 以及对从制冷剂 - 水热交换器排出的制冷剂进行减压的膨胀装置。空调还包括具有设置在蒸发器的下游侧的加热器芯的冷却水循环; 散热器冷却冷却水; 泵将由散热器冷却的冷却水循环; 由泵供给的冷却水冷却的动力发动机; 和制冷剂 - 水热交换器。 制冷剂循环通过进行加热运转来进行除湿冷却。
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公开(公告)号:US07302807B2
公开(公告)日:2007-12-04
申请号:US10501748
申请日:2003-03-27
IPC分类号: F25B27/00
CPC分类号: F25B30/02 , B60H1/00878 , B60H1/3205 , B60H1/3217 , B60H2001/3248 , B60H2001/3255 , B60H2001/3285 , B60H2001/3288 , F24F3/1405 , F24F3/153 , F24F2003/1446 , F25B5/04 , F25B6/04 , F25B9/008 , F25B40/00 , F25B47/006 , F25B2309/061 , F25B2339/047 , F25B2341/0662 , F25B2400/0403 , F25B2400/0409 , F25B2400/19 , F25B2500/26 , F25B2600/02 , F25B2600/17 , F25B2700/21151 , F25B2700/21152 , F25B2700/2116 , F25B2700/2117 , F25B2700/21173
摘要: In a refrigerating cycle device using carbon dioxide as a refrigerant, there exists a problem that the provision of a receiver at a low-pressure side increases cost and volume due to a pressure resistance design necessary for ensuring safety. By adjusting a refrigerant holding quantity of a first heat exchanger in such a manner that a refrigerant pressure of the first heat exchanger 13 is changed by operating a first decompressor 12 and a second decompressor 15, an imbalance of a refrigerant quantity between time for space cooling and time for heating or dehumidifying can be alleviated and hence, it is possible to perform an operation of the refrigerating cycle device with high efficiency with a miniaturized receiver or without providing the receiver.
摘要翻译: 在使用二氧化碳作为制冷剂的制冷循环装置中,存在以下问题:由于为了确保安全性而需要的耐压设计,在低压侧提供接收器增加了成本和体积。 通过调节第一热交换器的制冷剂保持量,使得通过操作第一减压器12和第二减压器15来改变第一热交换器13的制冷剂压力,空间冷却时间之间的制冷剂量的不平衡 并且可以减轻加热或除湿的时间,因此,可以使用小型化接收器或不提供接收器来以高效率执行制冷循环装置的操作。
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公开(公告)号:US07069983B2
公开(公告)日:2006-07-04
申请号:US11144295
申请日:2005-06-03
CPC分类号: B60H1/004 , B60H1/00885 , B60H1/00899 , B60H2001/00928 , F25B6/04 , F25B9/008 , F25B2309/061 , F25B2339/047 , F25B2341/0662
摘要: An air conditioner for a vehicle includes a refrigerant cycle having an evaporator which is disposed in a blowing duct and cools air by refrigerant evaporation in the blowing duct; a compressor setting the evaporated refrigerant at a high temperature and high pressure; a refrigerant-to-water heat exchanger heating cooling water by heat transfer from the refrigerant discharged from the compressor; and an expansion device decompressing the refrigerant discharged from the refrigerant-to-water heat exchanger. The air conditioner also includes a cooling water cycle having a heater core which is disposed on the downstream side of the evaporator; a radiator cooling the cooling water; a pump circulating the cooling water cooled by the radiator; a power engine cooled by the cooling water fed by the pump; and the refrigerant-to-water heat exchanger. The refrigerant cycle performs cooling for dehumidification by performing the operation of heating.
摘要翻译: 一种用于车辆的空调器包括:制冷剂循环,具有设置在吹风管道中的蒸发器,并且通过制冷剂在吹风管中蒸发而冷却空气; 在高温高压下设定蒸发的制冷剂的压缩机; 制冷剂对水的热交换器通过从压缩机排出的制冷剂传热而加热冷却水; 以及对从制冷剂对水热交换器排出的制冷剂进行减压的膨胀机构。 所述空调还包括冷却水循环,所述冷却水循环具有设置在所述蒸发器的下游侧的加热器芯; 散热器冷却冷却水; 泵将由散热器冷却的冷却水循环; 由泵供给的冷却水冷却的动力发动机; 和制冷剂 - 水热交换器。 制冷剂循环通过进行加热运转来进行除湿冷却。
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公开(公告)号:US08074471B2
公开(公告)日:2011-12-13
申请号:US12438438
申请日:2007-10-17
申请人: Hiroshi Hasegawa , Masaru Matsui , Takeshi Ogata , Fumitoshi Nishiwaki , Hidetoshi Taguchi , Fuminori Sakima , Masanobu Wada
发明人: Hiroshi Hasegawa , Masaru Matsui , Takeshi Ogata , Fumitoshi Nishiwaki , Hidetoshi Taguchi , Fuminori Sakima , Masanobu Wada
CPC分类号: F25B9/008 , F01C1/084 , F01C1/322 , F01C1/3564 , F01C11/004 , F01C11/008 , F04C11/008 , F25B1/04 , F25B1/10 , F25B9/06 , F25B13/00 , F25B40/00 , F25B2309/061
摘要: A refrigeration cycle apparatus 1 includes a refrigerant circuit in which a refrigerant circulates. The refrigerant circuit is formed by connecting in sequence a compressor 2 for compressing the refrigerant, a radiator 3 for allowing the refrigerant compressed by compressor 2 to radiate heat, a fluid pressure motor 4 as a power recovery means, and an evaporator 5 for allowing the refrigerant discharged by the fluid pressure motor 4 to evaporate. The fluid pressure motor 4 performs a process for drawing the refrigerant and a process for discharging the refrigerant. These processes are performed substantially continuously.
摘要翻译: 制冷循环装置1包括制冷剂循环的制冷剂回路。 制冷剂回路通过依次连接用于压缩制冷剂的压缩机2,用于使由压缩机2压缩的制冷剂放热的散热器3,作为动力回收装置的流体压力马达4和用于允许 由流体压力马达4排出的制冷剂蒸发。 流体压力马达4进行制冷剂的拉拔处理和制冷剂的排出处理。 这些处理基本上连续进行。
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