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公开(公告)号：JP2004346843A
公开(公告)日：2004-12-09
申请号：JP2003145484
申请日：2003-05-22
Applicant: Ebara Corp , 株式会社荏原製作所
Inventor： INOUE OSAYUKI , IRIE KIICHI , ENDO TETSUYA , UCHIMURA TOMOYUKI , KATO HIROYUKI , KANEKO ATSUSHI , MURAI YUKIO , MIYAKE YOSHIO
Abstract: PROBLEM TO BE SOLVED: To provide a power generating device and a power generating method for stably securing lubricating oil for a lubricating oil system by separating an operating medium from the lubricating oil to recover the operating medium into an operating medium system even when the operating medium gets into the lubricating oil used to lubricate bearings of a turbine generator or the like.
SOLUTION: This power generating device provided with a generator 13, a condenser 14 and a pump 15 for feeding the condensate of the operating medium into a steam generator, is provided with a pump 17 for supplying the lubricating oil to the bearings of the generator, and a tank 18 for storing the lubricating oil. The operating medium mixed into the lubricating oil is separated by specific gravity in the tank. The tank is provided with piping 19a for returning the operating medium stored at the bottom part, to the condenser, and piping 19b for returning the lubricating oil stored at the intermediate part, to the suction side of the pump.
COPYRIGHT: (C)2005,JPO&NCIPI-
公开(公告)号：JP2004225984A
公开(公告)日：2004-08-12
申请号：JP2003013809
申请日：2003-01-22
Applicant: Ebara Corp , 株式会社荏原製作所
Inventor： FUKUZUMI YUKIHIRO , INOUE OSAYUKI , IRIE KIICHI
CPC classification number: Y02A30/277 , Y02B30/62
Abstract: PROBLEM TO BE SOLVED: To provide an absorption refrigerating machine adopting a simple and size-reducible structure as an evaporator or an absorber of the absorption refrigerating machine.
SOLUTION: An evaporation chamber Ea is provided for evaporating one part of refrigerant liquid to lower temperature of remaining refrigerant liquid, a first heat exchanger 19 is provided for carrying out sensible heat exchange of absorbing heat from a heating medium by sensible heat of the cooled refrigerant liquid, and the absorber A absorbing evaporated refrigerant. Since the first heat exchanger carrying out sensible heat exchange is provided, a structure of the heat exchange can be provided as the simple and size-reducible structure.
COPYRIGHT: (C)2004,JPO&NCIPI-
93.发明专利
公开(公告)号：JP2004028375A
公开(公告)日：2004-01-29
申请号：JP2002181672
申请日：2002-06-21
Applicant: Ebara Corp , 株式会社荏原製作所
Inventor： INOUE OSAYUKI , HASHIMOTO IZUMI , IRIE KIICHI , ENDO TETSUYA , AOYAMA ATSUSHI , UCHIMURA TOMOYUKI , FUKUZUMI YUKIHIRO
CPC classification number: F25B2400/0751
Abstract: PROBLEM TO BE SOLVED: To provide a refrigerating equipment that can be used for an air conditioner, economically and efficiently operated by selecting the optimal operation mode of a compression freezer.
SOLUTION: This freezing equipment is constituted by combining an absorption freezer having an evaporator E and a compression freezer having two or more compressors M1, M2, a first condenser C1 cooling by outside air or cooling water, a second condenser C2 connected having heat exchange relation with the evaporator E of the absorption freezer, a use side evaporator Ec providing a cooling effect, and a pipe circulating and connecting them. The compressors M1, M2 are connected in parallel with each other. The compressor M1 is connected by a pipe with the first condenser C1 at the discharge side, and the outlet side of the first condenser C1 is connected by a pipe with an inlet of the second condenser C2. The compressor M2 is connected at the discharge side with a pipe between the first and second condensers and is provided with a by-pass pipe 6 by-passing the compressor M2 in parallel with the compressor M2. The control valve V1 is provided to the by-pass pipe 6. A pipe on the discharge side of the compressor M2 and that of the compressor M1 can be connected by a pipe having a selector valve equivalent with a three-way valve.
COPYRIGHT: (C)2004,JPO-
94.发明专利Refrigerating equipment combined with absorption type and compression type and its driving method 审中-公开与吸收型和压缩型组合的制冷设备及其驱动方法
公开(公告)号：JP2003307363A
公开(公告)日：2003-10-31
申请号：JP2002111628
申请日：2002-04-15
Applicant: Ebara Corp , 株式会社荏原製作所
Inventor： INOUE OSAYUKI , HASHIMOTO IZUMI , IRIE KIICHI , ENDO TETSUYA , AOYAMA ATSUSHI , UCHIMURA TOMOYUKI , FUKUZUMI YUKIHIRO
CPC classification number: F25B5/02 , F25B2600/021 , F25B2600/21 , F25B2700/21175 , Y02A30/274 , Y02B30/741
Abstract: PROBLEM TO BE SOLVED: To provide refrigerating equipment combined with an absorption type and a compression type and efficiently driving by adjusting the driving state of a compression refrigerating machine according to the state of cooling loads and absorption refrigerating effects. SOLUTION: This refrigerating equipment is formed by combining the absorption refrigerating machine having an evaporator E, with a compression refrigerating machine having one or more compressors Mc, a condenser Cc connected to the evaporator E of the absorption refrigerating machine in a heat exchange relation or a second condenser Ccx cooling using outside air or cooling water along with the condenser Cc, and an evaporator Ec exhibiting a refrigerating effect. The compression refrigerating machine is provided with a control valve feeding refrigerant liquid to the evaporator Ec, a sensor detecting a superheat degree of refrigerating steam of the outlet of the evaporator Ec, a means setting the target value of the superheat degree, and a control means controlling the capacity of the evaporator Ec by changing the target value of the superheat degree of the refrigerant steam of the outlet of the evaporator Ec. The plurality of compression refrigerating machines can be connected to the single absorption refrigerating machine. COPYRIGHT: (C)2004,JPO
Abstract translation: 要解决的问题：通过根据冷却负荷和吸收制冷效果的状态调节压缩式制冷机的驱动状态，提供与吸收式和压缩式结合的制冷装置，并有效地进行驱动。 解决方案：该制冷设备通过将具有蒸发器E的吸收式制冷机与具有一个或多个压缩机Mc的压缩式制冷机组合而成，冷凝器Cc与吸收式制冷机的蒸发器E以热交换 或者与冷凝器Cc一起使用外部空气或冷却水的第二冷凝器Ccx冷却，以及具有冷冻效果的蒸发器Ec。 压缩式制冷机设有向蒸发器Ec供给制冷剂液体的控制阀，检测蒸发器Ec的出口的冷冻蒸汽的过热度的传感器，设定过热度的目标值的装置，以及控制单元 通过改变蒸发器Ec的出口的制冷剂蒸汽的过热度的目标值来控制蒸发器Ec的容量。 多个压缩式制冷机可以与单吸收式制冷机连接。 版权所有（C）2004，JPO
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公开(公告)号：JP2003207223A
公开(公告)日：2003-07-25
申请号：JP2002007050
申请日：2002-01-16
Applicant: EBARA CORP
Inventor： INOUE OSAYUKI , HASHIMOTO IZUMI , IRIE KIICHI , ENDO TETSUYA , AOYAMA ATSUSHI , UCHIMURA TOMOYUKI , FUKUZUMI YUKIHIRO
Abstract: PROBLEM TO BE SOLVED: To provide a refrigerating device capable of adjusting the operating condition of a compression refrigerator in accordance with the condition of a cooling load and absorption refrigerating effect, and being economically and efficiently operated. SOLUTION: In this refrigerating device manufactured by combining an absorption refrigerating machine having an evaporator E exercising the refrigerating effect by using exhaust heat as a heat source, a compressor Mc, a first condenser Cc1 cooling with the outside air or the cooling water, and a compression refrigerating machine having a first condenser Cc2 connected to the evaporator E of the absorption refrigerating machine with heat exchange relationship and an evaporator Ec exercising the refrigerating effect, and the compressor Mc is provided with a control means operated when the load to the evaporator Ec can not be coped only by the refrigerating effect of the absorption refrigerating machine. A plurality of compression refrigerating machines can be connected to one absorption refrigerating machine, and the control means operates the compressor Mc on the basis of the difference between a target temperature of a cooled medium and an actual temperature, the evaporation pressure of a refrigerant in the evaporator Ec, and the like. COPYRIGHT: (C)2003,JPO
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Patent Agency Ranking
公开(公告)号：JP2002349996A
公开(公告)日：2002-12-04
申请号：JP2001160359
申请日：2001-05-29
Applicant: EBARA CORP
Inventor： INOUE OSAYUKI , IRIE KIICHI
Abstract: PROBLEM TO BE SOLVED: To provide an air conditioner, capable of regulating the operating condition of a compression refrigerating machine according to the cooling or heating load and the condition of exhaust heat, while being capable of conducting economical and efficient operation. SOLUTION: The air conditioner is constituted of an absorption water cooler and heater 1, utilizing exhaust heat as the heat source of a reclaimer, a plurality of compressors 6 as well as a plurality of heat source side heat exchangers 5 which correspond to the compressors and a compression refrigeration unit 3, equipped with one or more sets of utilization side heat exchangers 7 and connecting the compressors and the heat source side heat exchangers 5 corresponding to the compressors 6 in series through refrigerant circuits 14, 15 while connecting the utilization side heat exchangers 7 to a refrigerant circuit 16, in parallel through a refrigerant circuit. The heat exchanger 5a, corresponding to the first compressor 6a, is in a heat exchange relation between either or both of the absorption water cooler and heater 1 or the cooling water for a cooling tower 3 for the absorption water cooler and heater 1, while the heat exchanger 5b is in heat exchange relation between the atmosphere or the cooling water. Furthermore, the capacity of the first compressor 6a for the compression refrigeration unit 3 can be regulated, based on the temperature of the cold water or the hot water of the absorption water cooler and heater 1 or a physical amount related to the temperature, whereby a plurality of absorption water coolers and heaters 1 can be connected to a single set of the compression refrigeration unit 3.
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公开(公告)号：JPH11211248A
公开(公告)日：1999-08-06
申请号：JP3059898
申请日：1998-01-27
Applicant: EBARA CORP , TAKASAGO THERMAL ENGINEERING
Inventor： KOUDA KIMIO , IRIE KIICHI , KIKUCHI SAKAE
Abstract: PROBLEM TO BE SOLVED: To provide a method for controlling the avoidance of overload in an air heat source heat pump device for obtaining a specific heat-accumulation capacity within a specific amount of time without designing an amount of heat source air and a condenser above a rated capacity or limiting the capacity of a compressor until an evaporation temperature reaches a rated condition to avoid the overloaded state where a condensation pressure and the discharge temperature of the compressor exceed a specific reference value by some causes on an air-conditioning cycle. SOLUTION: A method is used to avoid the overload of an air heat source heat pump device 10 with scattered water supply device 14 for an air/liquid contact type heat exchanger with an overflow pipe 14-8 for blowing water in a scattering water bath 14-4. When an overloaded state occurs in that a condensation pressure or the discharge temperature of a compressor 13 exceed a specific reference value by to some causes on an air-conditioning cycle, an amount of blow Qw of scattered water that a scattered water supply device 14 for an air/liquid contact type heat exchanger performs is increased, thus suppressing the increase in the condensation pressure and the discharge temperature of the compressor 13.
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公开(公告)号：JPH09112974A
公开(公告)日：1997-05-02
申请号：JP29341795
申请日：1995-10-17
Applicant: EBARA CORP
Inventor： IRIE KIICHI , UMEDA HIROSHI , FUJIMOTO MASAKAZU , TAMARU TAKESHI
IPC: F24F5/00
Abstract: PROBLEM TO BE SOLVED: To enable an air conditioning operation to be carried out even during a heat accumulating operation, and prevent cold water from being freezed in a heat exchanger even in the case that a leakage occurs in an adjusting valve in a passage reaching to a water heat exchanger during a heat accumulating operation at night. SOLUTION: This ice heat accumulating type air conditioner is operated such that heat is accumulated in an ice heat accumulating tank 2 and brine is cooled with the ice heat accumulating tank 2 to guide the brine to a water heat exchanger 3 so as to take out a cooling capability during a heat radiating operation. There are provided a cold water temperature sensor S1 in a cold water outlet of the water heat exchanger 3, a brine temperature sensor S2 in a brine inlet side passage of the water heat exchanger 3, and an air conditioning facility monitoring device 15 for performing a control in which a cold or hot water valve 13 arranged for every air conditioner 9 is forcedly opened in reference to temperatures detected by the cold water temperature sensor S1 and the brine temperature sensor S2.
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公开(公告)号：JPH09112973A
公开(公告)日：1997-05-02
申请号：JP29341695
申请日：1995-10-17
Applicant: EBARA CORP
Inventor： IRIE KIICHI , ARAKI SATORU , FUJIMOTO MASAKAZU , KANAI SHINJI
IPC: F24F5/00
Abstract: PROBLEM TO BE SOLVED: To enable non-required heat accumulating amount to be prevented from being generated so as to assure the most preferable heat accumulating amount and further to enable an operating efficiency of a freezer during a heat accumulating operation to be increased. SOLUTION: An ice heat accumulating type air conditioner is operated such that brine is cooled with a freezer 1, water in an ice heat accumulating tank 2 is frozen by using brine so as to accumulate heat there and during a thermal radiation state, the brine is cooled by heat of fusion of the ice stored in the ice heat accumulating tank 2, the brine is fed to the water heat exchanger 3, cold water is cooled to take out a cooling capability. There is provided means 13 for sensing a residual heat accumulated amount of the ice heat accumulating tank. There is provided a heat accumulating amount control device 14 for determining a daily set heat accumulating amount in reference to the residual heat accumulated amount sensed by means 13 for sensing a residual heat accumulated amount in the ice heat accumulating tank, and finishing a heat accumulating operation in the case that the residual heat accumulating amount reaches the set heat accumulating amount during the heat accumulating operation.
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公开(公告)号：JPH06241545A
公开(公告)日：1994-08-30
申请号：JP5463393
申请日：1993-02-22
Applicant: EBARA CORP
Inventor： IRIE KIICHI , FUJIMOTO MASAKAZU , TANAKA YOSHIHARU , KATO KYOICHI
IPC: F24F11/02
Abstract: PURPOSE:To simplify wiring work by a method wherein a receiver of a signal of a radio remote control for a remote operation is connected with an air conditioner by a signal line. CONSTITUTION:Air-conditioned air sent from an air conditioner 3 is blown off from an air port 6 via an air passage 5, so as to air-condition a living room 1. In this construction, the air port 6 is fitted to a ceiling 14 and has a receiver 7 of a signal of a radio remote control 9 incorporated, and the signal receiver 7 and a control device 4 of the air conditioner 3 are connected together electrically by a signal line 8. This signal line 8 is not passed through a space, such as the rear of a wall surface or an underfloor space, in which wiring is difficult, but is laid through a space 11 in the ceiling. According to this constitution, wiring work can be conducted simply.
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