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公开(公告)号：US07770406B2
公开(公告)日：2010-08-10
申请号：US10580835
申请日：2004-11-22
CPC分类号： F25D29/00 , F25B1/10 , F25B5/02 , F25B2400/052 , F25B2400/054 , F25B2500/31 , F25B2600/112 , F25B2600/2511 , F25D11/022 , F25D2400/04 , Y02B30/743 , Y02B40/32
摘要： A high-pressure side discharge port of a two-stage compressor (12A) and a condenser (14A) are connected, condenser (14A) and a PMV (15A) are connected, a refrigerating side exit of PMV (15A) is connected to a medium pressure side suction port of two-stage compressor (12A) via an R capillary tube (16A) and an F evaporator (18A), connected to an F evaporator (26A) via an F capillary tube (24A), F evaporator (26A) is connected to a low-pressure side suction port of two stage compressor (12A) via a low-pressure suction pipe (28A), PMV (15A) can switch a simultaneous cooling mode and a freezing mode, and in the simultaneous cooling mode, a refrigerant flow rate toward R evaporator (18A) is adjusted by PMV (15A), and thereby a temperature difference control is performed so as to make a difference between an entrance temperature and an exit temperature of R evaporator (18A) equal to a preset temperature difference (for example, 4° C.).
摘要翻译： 连接两级压缩机12A和冷凝器14A的高压侧排出口，连接冷凝器14A和PMV 15A，将PMV（15A）的制冷侧出口与 经由F毛细管（16A）和F蒸发器（18A）的两级压缩机（12A）的中压侧吸入口经由F毛细管（24A）与F蒸发器（24A）连接到F蒸发器（26A） 26A）通过低压吸管（28A）与二级压缩机（12A）的低压侧吸入口连接，PMV（15A）可切换同时冷却模式和冷冻模式，同时冷却 通过PMV（15A）调节朝向R蒸发器（18A）的制冷剂流量，由此进行温度差控制，以使R蒸发器（18A）的入口温度和出口温度之间的差等于 预设的温度差（例如4℃）。
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公开(公告)号：US07475557B2
公开(公告)日：2009-01-13
申请号：US10547393
申请日：2004-11-17
CPC分类号： F25B1/10 , F25B5/02 , F25B2400/052 , F25B2400/054 , F25B2600/2511 , F25D11/022 , F25D2400/04
摘要： The invention provides a refrigerator having a two-stage compression compressor capable of performing efficient cooling of a both a refrigerator compartment and a freezer compartment. A high-pressure delivery outlet of a two-stage compression compressor 12 is connected to a condenser 14, the condenser 14 is connected to a three-way valve 15, a first outlet of the three-way valve 15 is connected via an R capillary tube 16 and an R evaporator 18 to an intermediate-pressure intake of the two-stage compression compressor 12, is connected and via an F capillary tube 24 to an F evaporator 26, the F evaporator is connected to a low-pressure intake of the two-stage compression compressor 12 via a low-pressure suction pipe 28, the three-way valve 15 can switch between a simultaneous cooling mode and a freezer mode, and when in the simultaneous cooling mode the interior temperature of the refrigerator compartment 2 falls to a predetermined temperature it switches to the freezer mode.
摘要翻译： 本发明提供一种具有能够对冷藏室和冷冻室进行高效冷却的两级压缩压缩机的冰箱。 两级压缩机12的高压输出口与冷凝器14连接，冷凝器14与三通阀15连接，三通阀15的第一出口经由R毛细管 管16和R蒸发器18连接到两级压缩机12的中压进口，并通过F毛细管24连接到F蒸发器26，F蒸发器连接到低压进气口 两级压缩机12通过低压吸入管28，三通阀15可以在同时冷却模式和冷冻模式之间切换，并且当处于同时冷却模式时，冷藏室2的内部温度下降到 预定温度切换到冷冻模式。
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公开(公告)号：US20080190125A1
公开(公告)日：2008-08-14
申请号：US10580835
申请日：2004-11-22
CPC分类号： F25D29/00 , F25B1/10 , F25B5/02 , F25B2400/052 , F25B2400/054 , F25B2500/31 , F25B2600/112 , F25B2600/2511 , F25D11/022 , F25D2400/04 , Y02B30/743 , Y02B40/32
摘要： A high-pressure side discharge port of a two-stage compressor (12A) and a condenser (14A) are connected, condenser (14A) and a PMV (15A) are connected, a refrigerating side exit of PMV (15A) is connected to a medium pressure side suction port of two-stage compressor (12A) via an R capillary tube (16A) and an F evaporator (18A), connected to an F evaporator (26A) via an F capillary tube (24A), F evaporator (26A) is connected to a low-pressure side suction port of two-stage compressor (12A) via a low-pressure suction pipe (28A), PMV (15A) can switch a simultaneous cooling mode and a freezing mode, and in the simultaneous cooling mode, a refrigerant flow rate toward R evaporator (18A) is adjusted by PMV (15A), and thereby a temperature difference control is performed so as to make a difference between an entrance temperature and an exit temperature of R evaporator (18A) equal to a preset temperature difference (for example, 4° C.).A controller (22), on the basis of the detection condition of a temperature sensor (23) for a freezing chamber and a temperature sensor (24) for a refrigerating chamber, controls a freezing cycle device (10). Here, controller (22) controls an opening of a regulating valve (12) so as to make a superheat amount which is a difference between an exit temperature and an entrance temperature of a refrigerating evaporator (5) equal to a target superheat amount, and thereby adjusts a refrigerant flow rate to refrigerating evaporator (5) in a limited state.In this case, when a power is turned on, the entrance temperature and the exit temperature of refrigerating evaporator (5) are the same, so that controller (22), when the power is turned on, calibrates detected temperatures of an entrance temperature sensor (27) and an exit temperature sensor (26) so as to coincide with each other, and thereby can execute surely the subsequent limiting adjustment of regulating valve (12) on the basis of the superheat amount.Further, in this case, when a refrigerant supply to refrigerating evaporator (5) is stopped and the temperature of refrigerating evaporator (5) rises suddenly, controller 22 increases an opening of a valve opening (42) to refrigerating evaporator (5) of regulating valve (12) to a predetermined return value, so that the refrigerant supply amount to refrigerating evaporator (5) is increased at a stretch, and thus the refrigerating evaporator can be cooled quickly.A refrigerator having a two-stage compressor (12A) for cooling efficiently both a refrigerating chamber (2A) and a freezing chamber (5A) will be provided.When limiting and adjusting a refrigerant flow rate to one evaporator according to an opening of a valve body so as to make a superheat amount of one evaporator appropriate on the basis of the superheat amount which is a difference between an exit temperature and an entrance temperature of one evaporator, a refrigerator for detecting accurately the entrance temperature and the exit temperature of one evaporator will be provided.When limiting and adjusting a refrigerant flow rate to one evaporator according to an opening of a valve body, a refrigerator for causing no delay in a refrigerant supply to one evaporator will be provided.
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公开(公告)号：US20070144190A1
公开(公告)日：2007-06-28
申请号：US10584205
申请日：2004-11-30
CPC分类号： F25D29/00 , F25B1/10 , F25B5/02 , F25B5/04 , F25B2400/13 , F25B2400/23 , F25B2600/021 , F25B2600/0253 , F25B2600/112 , F25B2600/2511 , F25B2700/173 , F25D11/022 , F25D17/065 , F25D2317/0682 , F25D2400/04 , F25D2700/122 , Y02B30/741 , Y02B30/743 , Y02B40/32
摘要： A refrigerator in which a two-stage-compression mode power-variable refrigerant circuit having a freezer cooler and fresh-food cooler is controlled in accordance with information on temperature in the fresh-food compartment. Thus, each of the freezer and fresh-food compartment is properly controlled at a temperature for storing. The refrigerant circuit includes an inverter-driven power-variable compressor having a low-pressure compression element and a high-pressure compression element, a switching valve disposed downstream of a condenser receiving gas refrigerant discharged from the compressor and selecting and controlling channel and flow rate of the refrigerant, and a freezer cooler and a fresh-food cooler, each connected with the switching valve through a pressure reducer. A frequency of the compressor is decided by a temperature in the freezer compartment and its target temperature.
摘要翻译： 根据关于新鲜食品室内的温度的信息，控制具有冷冻机和新鲜食品冷却器的两级压缩模式功率可变制冷剂回路的冰箱。 因此，在储存温度下适当地控制每个冷冻室和新鲜食物隔室。 制冷剂回路包括具有低压压缩元件和高压压缩元件的逆变器驱动的动力可变压缩机，设置在从压缩机排出的接收气体制冷剂的冷凝器的下游的切换阀，并选择并控制通道和流量 的制冷剂，以及冷冻机和新鲜食品冷却器，每个都通过减压器与切换阀相连。 压缩机的频率由冷冻室中的温度和目标温度决定。
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公开(公告)号：US20060179858A1
公开(公告)日：2006-08-17
申请号：US10547393
申请日：2004-11-17
CPC分类号： F25B1/10 , F25B5/02 , F25B2400/052 , F25B2400/054 , F25B2600/2511 , F25D11/022 , F25D2400/04
摘要： The invention provides a refrigerator having a two-stage compression compressor capable of performing efficient cooling of a both a refrigerator compartment and a freezer compartment. A high-pressure delivery outlet of a two-stage compression compressor 12 is connected to a condenser 14, the condenser 14 is connected to a three-way valve 15, a first outlet of the three-way valve 15 is connected via an R capillary tube 16 and an R evaporator 18 to an intermediate-pressure intake of the two-stage compression compressor 12, is connected and via an F capillary tube 24 to an F evaporator 26, the F evaporator is connected to a low-pressure intake of the two-stage compression compressor 12 via a low-pressure suction pipe 28, the three-way valve 15 can switch between a simultaneous cooling mode and a freezer mode, and when in the simultaneous cooling mode the interior temperature of the refrigerator compartment 2 falls to a predetermined temperature it switches to the freezer mode.
摘要翻译： 本发明提供一种具有能够对冷藏室和冷冻室进行高效冷却的两级压缩压缩机的冰箱。 两级压缩机12的高压输出口与冷凝器14连接，冷凝器14与三通阀15连接，三通阀15的第一出口经由R毛细管 管16和R蒸发器18连接到两级压缩机12的中压进口，并通过F毛细管24连接到F蒸发器26，F蒸发器连接到低压进气口 两级压缩机12通过低压吸入管28，三通阀15可以在同时冷却模式和冷冻模式之间切换，并且当处于同时冷却模式时，冷藏室2的内部温度下降到 预定温度切换到冷冻模式。
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公开(公告)号：US06598410B2
公开(公告)日：2003-07-29
申请号：US10095088
申请日：2002-03-12
申请人： Minoru Temmyo , Masato Tago
发明人： Minoru Temmyo , Masato Tago
IPC分类号： B25D1700
CPC分类号： F25D17/065 , F25B5/02 , F25B41/04 , F25B2500/26 , F25B2600/0253 , F25B2600/111 , F25B2600/112 , F25D11/022 , F25D29/00 , F25D2317/0682 , F25D2400/04 , F25D2400/30 , F25D2700/12 , F25D2700/122 , F25D2700/14 , Y02B30/741 , Y02B30/743
摘要： A refrigerator has a cold storage and freezer zones with individual fans and evaporators, a switching valve that allows refrigerant to flow simultaneously through each zone or through only one of the zones and a control which when power is supplied causes simultaneous flow, starting the compressor and a condenser fan while driving the cold storage fan at a high speed and the freezing zone fan at a low speed until such time that a set point time has been exceeded or the temperature set points of the zones has been reached by cooling.
摘要翻译： 冰箱具有冷藏和冷藏室，具有单独的风扇和蒸发器，切换阀允许制冷剂通过每个区域或仅通过一个区域同时流动，并且控制器在供电时引起同时流动，起动压缩机和 冷却风扇以高速驱动冷藏风扇，并且冷冻区风扇以低速直到超过设定点时间或已经通过冷却达到区域的温度设定点的时间。
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公开(公告)号：US5497634A
公开(公告)日：1996-03-12
申请号：US197973
申请日：1994-02-17
申请人： Takao Kojima , Minoru Temmyo , Takuya Kishimoto
发明人： Takao Kojima , Minoru Temmyo , Takuya Kishimoto
CPC分类号： F25D17/065 , F25D17/045 , F25D2317/067 , F25D2400/04
摘要： A refrigerator with heat exchanger optimally configured to conserve electricity and improve a food storing capability at its best state. The refrigerator includes: a freezing room connected from an evaporator through a circulating passage, the freezing room having the circulating passage which circulates an air cooled by the evaporator; a storage room connected to the freezing room, in which a temperature of the storage room is set higher than that of the freezing room; a flow-in passage connected to the storage room where the air cooled by the evaporator flows into the storage room; a flow-out passage connected from the storage room where a chilled air flows out of the storage room; and a heat exchanger for exchanging heat between the cooled air flowing through the circulating passage and the chilled air flowing through the flow-out passage, so that the temperature inside the storage room is evenly and smoothly stable.
摘要翻译： 一种具有热交换器的冰箱，其最佳配置用于节省电力，并在最佳状态下提高食物储存能力。 冰箱包括：通过循环通道从蒸发器连接的冷冻室，所述冷冻室具有使由蒸发器冷却的空气循环的循环通道; 连接到冷冻室的储藏室，其中储藏室的温度设定为高于冷冻室的温度; 连接到储存室的流入通道，其中由蒸发器冷却的空气流入储存室; 从储藏室连接的冷却空气从储藏室流出的流出通道; 以及热交换器，用于在流过循环通道的冷却空气与流过流出通道的冷却空气之间进行热交换，使得储藏室内的温度均匀且平稳地稳定。
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公开(公告)号：US5428973A
公开(公告)日：1995-07-04
申请号：US975909
申请日：1992-11-13
申请人： Minoru Temmyo , Masato Tago , Koji Kashima
发明人： Minoru Temmyo , Masato Tago , Koji Kashima
CPC分类号： F25D23/003 , F25B39/04 , F25D2323/00264 , F25D2323/00271 , F25D2500/02 , Y10S454/906
摘要： A refrigerator having an air passage duct which contains therein a wire and tube condenser where a cooling air caused by a fan flows. A refrigerator includes: a machine compartment having a fan therein for causing a flow of cooling air, located at a bottom of the refrigerator; an air passasge duct, connected to the machine compartment, containing a wire and tube condenser (referred to as a wire condenser hereinafter), the air duct and the wire condenser being placed at the bottom of the refrigerator; and an exhaust port for discharging an air used for radiating a heat of the wire condenser, wherein the air passage duct is formed in a zigzag shape so that the cooling air flowing through the air passage duct crosses through the wire condenser.
摘要翻译： 一种具有通风管道的冰箱，其中容纳有由风扇引起的冷却空气的线管冷凝器。 冰箱包括：机壳，其中具有风扇，用于使位于冰箱底部的冷却空气流动; 连接到机舱的空气通道，容纳线管冷凝器（以下称为线冷凝器），空气管道和线冷凝器放置在冰箱的底部; 以及用于排出用于辐射线冷凝器的热量的空气的排气口，其中，空气通道管道形成Z字形，使得流过空气通道管道的冷却空气穿过线冷凝器。
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