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公开(公告)号：US20110037954A1
公开(公告)日：2011-02-17
申请号：US12922968
申请日：2009-03-12
申请人： Masaki Tsuchiya , Ryosuke Tsuihiji , Kazuhiro Arai , Hiroyuki Itsuki , Satoshi Imai , Makoto Maeda , Ken Mashitani , Toshiya Iinuma
发明人： Masaki Tsuchiya , Ryosuke Tsuihiji , Kazuhiro Arai , Hiroyuki Itsuki , Satoshi Imai , Makoto Maeda , Ken Mashitani , Toshiya Iinuma
IPC分类号： G03B21/16
CPC分类号： G03B21/16 , G02F1/133385 , H04N9/3144 , H04N9/3164
摘要： There is disclosed a projector which supplies air cooled by a cooling unit to an optical element group, whereby the occurrence of dew condensation is prevented. The projector includes a cooling apparatus 11 disposed in a main body 1 and functioning as the cooling unit; a sealed or substantially sealed duct 30 through which cold air cooled by a cooler 18 of the cooling apparatus 11 is circulated and supplied to an optical element group 5 to cool the optical element group; an outside air introduction port 32 and an air discharge port 33 which function as a ventilation unit for introducing outside air into this duct 30 to discharge the air from the duct 30, dampers 34 and 35 for opening and closing these ports; and a controller C functioning as a control unit for controlling the dampers 34 and 35 to execute a ventilating operation in the duct 30.
摘要翻译： 公开了一种投影仪，其将由冷却单元冷却的空气供给到光学元件组，从而防止了结露现象。 投影机包括设置在主体1中并用作冷却单元的冷却装置11; 密封的或基本上密封的管道30，通过冷却装置11的冷却器18冷却的冷空气被循环并供应到光学元件组5以冷却光学元件组; 外部空气引入口32和空气排出口33，其用作将外部空气引入到该管道30中以将管道30的空气排出的通风单元，用于打开和关闭这些端口的阻尼器34和35的通风单元; 以及作为控制单元的控制器C，控制单元用于控制阻尼器34和35在管道30中执行通气操作。
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公开(公告)号：US20080022706A1
公开(公告)日：2008-01-31
申请号：US11882161
申请日：2007-07-31
IPC分类号： F25B1/00
CPC分类号： F25B1/10 , F25B2341/0662 , F25B2400/13 , F25B2400/23 , F25B2600/0253 , F25B2600/2509 , F25B2600/2513 , F25B2700/21 , F25B2700/2102 , F25B2700/2106 , F25B2700/2109 , F25B2700/21174 , F25B2700/21175 , Y02B30/741
摘要： An object is to provide a two-stage expansion refrigerating device capable of performing control with low cost so that a pressure of a refrigerant which has flowed through a high-pressure-side expansion unit is an optimum pressure, the device comprises a control unit (a controller) which controls a compressor (a low-stage-side compression element and a high-stage-side compression element) and each expansion unit (a high-pressure-side expansion valve as a high-pressure-side expansion unit and a low-pressure-side expansion valve as a low-pressure-side expansion unit), and a temperature sensor (a temperature detection unit) which detects a temperature of the refrigerant which has flowed through the high-pressure-side expansion valve, and the controller estimates a pressure of the refrigerant which has flowed through the high-pressure-side expansion valve based on a temperature detected by the temperature sensor, and controls one of the high-pressure-side expansion valve and the low-pressure-side expansion valve based on the estimated pressure.
摘要翻译： 本发明的目的是提供一种能够以低成本进行控制的两级膨胀制冷装置，使得流过高压侧膨胀单元的制冷剂的压力为最佳压力，该装置包括控制单元（ 控制器），其控制压缩机（低级侧压缩元件和高级侧压缩元件）和各膨胀单元（作为高压侧膨胀单元的高压侧膨胀阀和 作为低压侧膨胀机构的低压侧膨胀阀）以及检测流过高压侧膨胀阀的制冷剂的温度的温度传感器（温度检测单元），以及 控制器基于由温度传感器检测到的温度来估计已经流过高压侧膨胀阀的制冷剂的压力，并控制高压侧膨胀阀和低压釜之一 基于估计压力的侧面膨胀阀。
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公开(公告)号：US20050204773A1
公开(公告)日：2005-09-22
申请号：US11080422
申请日：2005-03-16
申请人： Satoshi Imai , Akira Sugawara , Hiroshi Mukaiyama , Etsushi Nagae , Hiroyuki Itsuki , Kazuaki Mizukami , Ichiro Kamimura
发明人： Satoshi Imai , Akira Sugawara , Hiroshi Mukaiyama , Etsushi Nagae , Hiroyuki Itsuki , Kazuaki Mizukami , Ichiro Kamimura
IPC分类号： F25B1/10 , F25B5/02 , F25B9/00 , F25D11/02 , F25D17/04 , F25D17/06 , F25B41/00 , F25B43/00 , F25B49/00
CPC分类号： F25B1/10 , F25B5/02 , F25B9/008 , F25B2309/061 , F25B2341/0662 , F25B2400/13 , F25B2400/23 , F25B2600/2509 , F25B2600/2511 , F25D11/02 , F25D11/022 , F25D17/045 , F25D17/065 , F25D2317/0682 , F25D2400/04
摘要： A refrigerating machine is equipped with a compressor 1, a radiator 2, a pressure-reducing device 3, a gas-liquid separator 4, a unit for introducing the gas refrigerant separated in gas-liquid separator 4 into an intermediate pressure portion of the compressor, and a low pressure side circuit 9 in which liquid refrigerant separated in the gas-liquid separator is circulated. The low pressure side circuit 9 is provided with a heat absorbing unit 10 which selectively functions in different temperature zones. When the heat absorbing unit 10 is made to function in a high temperature zone, the gas refrigerant separated in the gas-liquid separator 4 is inhibited from being introduced into the intermediate pressure portion of the compressor 1 is inhibited, or allowed to be introduced into another intermediate pressure portion which is lower in pressure than the intermediate pressure portion.
摘要翻译： 制冷机配备有压缩机1，散热器2，减压装置3，气液分离器4，将分离在气液分离器4中的气体制冷剂导入压缩机的中间压力部的单元 以及在气液分离器中分离的液体制冷剂循环的低压侧回路9。 低压侧回路9设置有选择性地在不同温度区域中起作用的吸热单元10。 当使吸热单元10在高温区域中起作用时，在气液分离器4中分离的气体制冷剂被禁止引入压缩机1的中间压力部分被抑制，或被允许引入 压力低于中压部分的另一个中间压力部分。
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公开(公告)号：US20060230782A1
公开(公告)日：2006-10-19
申请号：US11392962
申请日：2006-03-30
CPC分类号： F04C23/008 , F04C18/3564 , F25B1/10 , F25B9/008 , F25B41/04 , F25B2341/0661 , F25B2341/0662 , F25B2400/13 , F25B2400/23 , F25B2600/2507 , F25B2600/2519 , F25D11/02 , F25D11/022
摘要： An object is to provide a refrigerating device capable of realizing a high-efficiency operation in a case where a compressor having an intermediate pressure section is applied, and a refrigerator including this refrigerating device. A refrigerating device 30 includes: a compressor 1; a radiator 2; an expansion valve 3; a gas-liquid separator 4; and a heat absorbing unit 8 through which a liquid refrigerant discharged from this gas-liquid separator circulates. The refrigerating device further includes: a refrigerant pipe in which the refrigerant discharged from the heat absorbing unit 8 can be introduced into a suction port of the compressor 1 and which introduces a gas refrigerant separated by the gas-liquid separator 4 into the intermediate pressure section of the compressor 1; and a refrigerant pipe which introduces an intermediate-pressure refrigerant of the compressor 1 into the gas-liquid separator 4.
摘要翻译： 本发明的目的是提供一种能够在应用具有中间压力部分的压缩机的情况下实现高效率操作的制冷装置和包括该制冷装置的冰箱。 制冷装置30包括：压缩机1; 散热器2; 膨胀阀3; 气液分离器4; 以及从该气液分离器排出的液体制冷剂通过该吸热单元8循环。 制冷装置还包括：制冷剂管，其中从吸热单元8排出的制冷剂可以被引入压缩机1的吸入口，并将由气液分离器4分离的气体制冷剂引入中压部分 的压缩机1; 以及将压缩机1的中压制冷剂引入气液分离器4的制冷剂管。
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公开(公告)号：US20060168997A1
公开(公告)日：2006-08-03
申请号：US11342826
申请日：2006-01-31
CPC分类号： F25B5/02 , F25B1/10 , F25B9/008 , F25B40/00 , F25B41/067 , F25B2309/06 , F25B2309/061 , F25B2400/05 , F25B2400/13 , F25B2600/2511 , F25D11/022
摘要： An object is to provide a refrigerating device capable of realizing a high-efficiency operation and a refrigerator provided with the refrigerating device in a case where a compressor having an intermediate-pressure portion is applied, the refrigerating device comprises a compressor having an intermediate-pressure portion; a radiator connected to the compressor on a discharge side; and a heat absorbing unit connected to the radiator on an outlet side and including a pressure reducing unit and a heat sink, the heat absorbing unit on the outlet side is connected to a suction portion having a pressure which is lower than that of the intermediate-pressure portion of the compressor, a refrigerant pipe of the radiator on the outlet side is branched, one refrigerant pipe is connected to the heat absorbing unit, the other refrigerant pipe is connected to the intermediate-pressure portion of the compressor, and provided with a pressure reducing mechanism and a heat exchanger, and this heat exchanger is constituted in such a manner that heat is exchangeable between a refrigerant of the one refrigerant pipe and a refrigerant of the other refrigerant pipe.
摘要翻译： 本发明的目的是提供一种能够实现高效率运行的制冷装置和在具有中压部分的压缩机的情况下设置有冷藏装置的冰箱，该制冷装置包括具有中压的压缩机 一部分; 在排出侧与压缩机连接的散热器; 以及在出口侧连接到散热器并且包括减压单元和散热器的吸热单元，出口侧的吸热单元连接到具有低于中间温度的压力的抽吸部分， 压缩机的压力部分，出口侧的散热器的制冷剂管分支，一个制冷剂管连接到吸热单元，另一个制冷剂管连接到压缩机的中压部分，并设置有 减压机构和热交换器，并且该热交换器以这样的方式构成：在一个制冷剂管的制冷剂和另一个制冷剂管的制冷剂之间可以进行热交换。
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公开(公告)号：US20060137386A1
公开(公告)日：2006-06-29
申请号：US11314027
申请日：2005-12-22
CPC分类号： F25B9/008 , F25B1/10 , F25B5/02 , F25B40/00 , F25B41/067 , F25B2309/061 , F25B2341/0662 , F25B2400/052 , F25B2400/13 , F25B2400/23 , F25D11/022
摘要： In the case that heat absorbing means that function in selectively different temperature ranges, are provided in a refrigerating cycle, an object is to provide a refrigerating apparatus capable of suppressing the deterioration of efficiency in either temperature range to make a highly efficient operation possible. The refrigerating apparatus includes a compressor, a radiator, first heat absorbing means, and second heat absorbing means provided in parallel with the first heat absorbing means. The first heat absorbing means includes first decompressing means, a first heat absorber, and a first heat exchanger capable of heat exchange between a refrigerant which has come from the first heat absorber and a refrigerant flowing in the first decompressing means. The second heat absorbing means includes second decompressing means, a second heat absorber, and a second heat exchanger capable of heat exchange between a refrigerant which has come from the second heat absorber and a refrigerant flowing in the second decompressing means.
摘要翻译： 在制冷循环中设置有选择性地不同温度范围的功能的吸热装置的情况下，目的在于提供能够抑制任一温度范围内的效率劣化的制冷装置，从而使高效运转成为可能。 制冷装置包括压缩机，散热器，第一吸热装置和与第一吸热装置平行设置的第二吸热装置。 第一吸热装置包括第一减压装置，第一吸热器和能够在来自第一吸热器的制冷剂与在第一减压装置中流动的制冷剂之间进行热交换的第一热交换器。 第二吸热装置包括第二减压装置，第二吸热器和能够在来自第二吸热器的制冷剂与在第二减压装置中流动的制冷剂之间进行热交换的第二热交换器。
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公开(公告)号：US20060032267A1
公开(公告)日：2006-02-16
申请号：US11202204
申请日：2005-08-12
CPC分类号： F25B1/10 , F25B5/02 , F25B9/008 , F25B41/067 , F25B2309/061 , F25B2341/0662 , F25B2400/13 , F25B2400/23 , F25B2500/01
摘要： In a refrigerant cycle apparatus which is operated at a supercritical pressure on a high-pressure side, for a purpose of maintaining or enhancing performances or reducing generation of clogging or a dimension of a capillary tube, a compressor has a first compression element, and a second compression element which compresses a refrigerant compressed by the first compression element, a gas phase refrigerant in an intermediate pressure receiver is sucked into the second compression element of the compressor, a liquid phase refrigerant in the intermediate pressure receiver is pressure reduced in a second pressure reducing device, and introduced into an evaporator, and the first pressure reducing device comprises a capillary tube on an upstream side of the refrigerant, and throttling means on a downstream side of the capillary tube.
摘要翻译： 在以高压侧的超临界压力运转的制冷剂循环装置中，为了维持或提高性能或减少堵塞的产生或毛细管的尺寸，压缩机具有第一压缩元件和 压缩由第一压缩元件压缩的制冷剂的第二压缩元件，中压接收器中的气相制冷剂被吸入压缩机的第二压缩元件，中压接收器中的液相制冷剂在第二压力 并且引入蒸发器中，并且第一减压装置包括在制冷剂的上游侧的毛细管和在毛细管的下游侧的节流装置。
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公开(公告)号：US07331196B2
公开(公告)日：2008-02-19
申请号：US11314027
申请日：2005-12-22
CPC分类号： F25B9/008 , F25B1/10 , F25B5/02 , F25B40/00 , F25B41/067 , F25B2309/061 , F25B2341/0662 , F25B2400/052 , F25B2400/13 , F25B2400/23 , F25D11/022
摘要： In the case that heat absorbing means that function in selectively different temperature ranges, are provided in a refrigerating cycle, an object is to provide a refrigerating apparatus capable of suppressing the deterioration of efficiency in either temperature range to make a highly efficient operation possible. The refrigerating apparatus includes a compressor, a radiator, first heat absorbing means, and second heat absorbing means provided in parallel with the first heat absorbing means. The first heat absorbing means includes first decompressing means, a first heat absorber, and a first heat exchanger capable of heat exchange between a refrigerant which has come from the first heat absorber and a refrigerant flowing in the first decompressing means. The second heat absorbing means includes second decompressing means, a second heat absorber, and a second heat exchanger capable of heat exchange between a refrigerant which has come from the second heat absorber and a refrigerant flowing in the second decompressing means.
摘要翻译： 在制冷循环中设置有选择性地不同温度范围的功能的吸热装置的情况下，目的在于提供能够抑制任一温度范围内的效率劣化的制冷装置，从而使高效运转成为可能。 制冷装置包括压缩机，散热器，第一吸热装置和与第一吸热装置平行设置的第二吸热装置。 第一吸热装置包括第一减压装置，第一吸热器和能够在来自第一吸热器的制冷剂与在第一减压装置中流动的制冷剂之间进行热交换的第一热交换器。 第二吸热装置包括第二减压装置，第二热吸收器和能够在来自第二吸热器的制冷剂与在第二减压装置中流动的制冷剂之间进行热交换的第二热交换器。
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公开(公告)号：US20060266075A1
公开(公告)日：2006-11-30
申请号：US11443375
申请日：2006-05-31
申请人： Hiroyuki Itsuki , Hiroshi Mukaiyama , Satoshi Imai
发明人： Hiroyuki Itsuki , Hiroshi Mukaiyama , Satoshi Imai
CPC分类号： F25D17/065 , F25B1/10 , F25B9/008 , F25B40/00 , F25B2309/06 , F25B2400/05 , F25B2400/13 , F25B2400/23 , F25D11/02 , F25D17/045 , F25D23/006 , F25D2201/126 , F25D2201/14 , F25D2400/04 , Y02B40/34
摘要： It is an object of the present invention to provide a refrigerator which is able to improve the efficiency of the refrigerating cycle while avoiding causing the structure of the refrigerator to be complicated, and avoiding a cost increase. Refrigerator 30 includes a refrigerating cycle device 20 having a compressor 1, a radiator 2 connected to a discharge side of the compressor 1, a first expansion valve 31 connected to an exit side of the radiator 2, a gas-liquid separator 33 for separating a refrigerant, which is in a mixed gas-liquid state by being decompressed by the first expansion valve 31, into a gas refrigerant and a liquid refrigerant, a heat absorber 14 into which the liquid refrigerant discharged from the gas-liquid separator 33 flows, and a refrigerant pipe 6D for delivering the gas refrigerant discharged from the gas-liquid separator 33 into the middle pressure portion of the compressor 1; an outer case 40; an inner case 39; and a heat insulating material. The gas-liquid separator 33 is arranged in the heat insulating material 47.
摘要翻译： 本发明的目的是提供一种能够提高制冷循环效率的冰箱，同时避免使冰箱的结构复杂化，避免成本上升。 冰箱30包括具有压缩机1的冷冻循环装置20，连接到压缩机1的排出侧的散热器2，连接到散热器2的出口侧的第一膨胀阀31，用于分离 通过由第一膨胀阀31减压而处于混合气液状态的制冷剂成为气态制冷剂和液体制冷剂，从气液分离器33排出的液体制冷剂流过的吸热器14流过， 用于将从气液分离器33排出的气体制冷剂输送到压缩机1的中压部的制冷剂管道6D; 外壳40; 内壳39; 和绝热材料。 气液分离器33布置在绝热材料47中。
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公开(公告)号：US20050198996A1
公开(公告)日：2005-09-15
申请号：US11074663
申请日：2005-03-09
申请人： Hiroyuki Itsuki , Akira Sugawara , Hiroshi Mukaiyama , Etsushi Nagae , Satoshi Imai , Kazuaki Mizukami , Ichiro Kamimura
发明人： Hiroyuki Itsuki , Akira Sugawara , Hiroshi Mukaiyama , Etsushi Nagae , Satoshi Imai , Kazuaki Mizukami , Ichiro Kamimura
IPC分类号： F25B1/00 , F25B1/10 , F25B5/02 , F25B5/04 , F25B9/00 , F25B40/00 , F25D11/02 , F25B41/00 , F25B43/00 , F25B49/00
CPC分类号： F25B1/10 , F25B5/02 , F25B9/008 , F25B2309/06 , F25B2309/061 , F25B2400/052 , F25B2400/13 , F25B2400/23 , F25B2600/2511 , F25D11/022
摘要： A refrigerating machine comprising a compressor, a radiator, a pressure-reducing device, a gas-liquid separator, plural heat absorbers functioning selectively in different temperature zones, a unit for allowing introduction of gas refrigerant separated in the gas-liquid separator into an intermediate pressure portion of the compressor, and a low pressure side circuit in which liquid refrigerant separated in the gas-liquid separator is circulated, wherein the low pressure side circuit is provided with at least a heat absorber functioning in a low temperature zone.
摘要翻译： 一种制冷机，包括压缩机，散热器，减压装置，气液分离器，在不同温度区域中选择性地工作的多个吸热器，用于允许将在气液分离器中分离的气体制冷剂引入中间体 压缩机的压力部分以及在气液分离器中分离的液体制冷剂循环的低压侧回路，其中低压侧回路至少设置有在低温区域中起作用的吸热器。
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