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1. 发明专利

JP2010107180A Refrigeration system 审中-公开
标题翻译：制冷系统
公开(公告)号：JP2010107180A
公开(公告)日：2010-05-13
申请号：JP2009026242
申请日：2009-02-06
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： OKAMOTO MASAKAZU , YAMAGUCHI TAKAHIRO , YAMAGIWA AKIO , FUJINO HIROKAZU , NUMATA MITSUHARU , MORIWAKI MICHIO , FURUI HIDEJI , OKAMOTO TETSUYA , KOSHO KAZUHIRO , KONO TAKAYUKI
IPC分类号： F25B1/00
CPC分类号： F25B31/004 , F25B31/006 , F25B2309/061 , F25B2400/072
摘要： PROBLEM TO BE SOLVED: To prevent degradation in heating capacity by making a compression stroke of a refrigeration cycle approach isothermal compression stroke.
SOLUTION: A refrigeration machine 1 includes a refrigerant circuit 10 performing the refrigeration cycle, and further, includes an intercooler 16 for a compressor performing heat exchange between refrigerant as a heated fluid and the refrigerant flowing in the compressor 11. A first pipe 21b, branched from a first connection pipe 21a for connecting the compressor 11 and an indoor heat exchanger 12, and a second pipe 22b, branched from a second connection pipe 22a for connecting the indoor heat exchanger 12 and an expansion device 13 are connected to the intercooler 16 for the compressor. A refrigerant pump 15 that supplies the refrigerant from the second connection pipe 22a to the first connection pipe 21a via the intercooler 16 for the compressor is provided in the second pipe 22b.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过使制冷循环的压缩行程接近等温压缩行程来防止加热能力的劣化。解决方案：制冷机1包括执行制冷循环的制冷剂回路10，并且还包括用于在作为加热流体的制冷剂和在压缩机11中流动的制冷剂之间进行热交换的压缩机的中间冷却器16.第一管 21b，从用于连接压缩机11的第一连接管21a和室内热交换器12分支出的第二管22b和从连接室内热交换器12的第二连接管22a和膨胀装置13分支的第二管22b连接到用于压缩机的中间冷却器16。在第二管22b中设置有用于将来自第二连接管22a的制冷剂经由用于压缩机的中间冷却器16供给到第一连接管21a的制冷剂泵15。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2009210248A Refrigeration device 审中-公开
标题翻译：制冷装置
公开(公告)号：JP2009210248A
公开(公告)日：2009-09-17
申请号：JP2008163246
申请日：2008-06-23
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： OKAMOTO TETSUYA , KOSHO KAZUHIRO , KONO TAKAYUKI , KASAHARA SHINICHI , OKAMOTO MASAKAZU , YAMAGUCHI TAKAHIRO , MORIWAKI MICHIO , FURUI HIDEJI
IPC分类号： F25B1/00 , F25B11/02 , F25B43/02
CPC分类号： F25B31/004 , F25B13/00 , F25B40/00 , F25B2309/061 , F25B2313/02742 , F25B2400/14 , F25B2400/141
摘要： PROBLEM TO BE SOLVED: To reduce a loss of energy caused by a pressure rise of oil to achieve energy-saving in a refrigeration device, in the refrigerating device performing a refrigerating cycle by circulating a refrigerant. SOLUTION: A refrigeration circuit 11 has an oil separator 60 for separating oil from a high-pressure refrigerant, and a recovering mechanism 40 for recovering the energy of the oil after separation. Power recovered by the recovering mechanism 40 is utilized as a power source of a compressing mechanism 20. Furthermore, the oil separated by the oil separator 60 is cooled by an oil cooler 80, and then supplied to the compressing mechanism 20. In a compression stroke of the compressing mechanism 20, the refrigerant is compressed to approximate an isothermal line, and compression power is reduced. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：解决的问题为了减少在制冷装置中通过使制冷剂循环进行制冷循环的制冷装置中的油的压力上升引起的能量损失，实现节能。解决方案：制冷回路11具有用于从高压制冷剂分离油的分油器60和用于回收分离后的油的能量的回收机构40。由回收机构40回收的动力用作压缩机构20的动力源。此外，由油分离器60分离的油被油冷却器80冷却，然后供给到压缩机构20。压缩机构20，制冷剂被压缩成近似等温线，并且压缩功率降低。版权所有（C）2009，JPO＆INPIT

3. 发明专利

JP2010032196A Refrigerating device 有权
标题翻译：制冷装置
公开(公告)号：JP2010032196A
公开(公告)日：2010-02-12
申请号：JP2008262958
申请日：2008-10-09
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： OKAMOTO TETSUYA , KOSHO KAZUHIRO , KONO TAKAYUKI , KASAHARA SHINICHI , OKAMOTO MASAKAZU , YAMAGUCHI TAKAHIRO , MORIWAKI MICHIO , FURUI HIDEJI , YOSHIMI ATSUSHI , FUJIMOTO SHUJI
IPC分类号： F25B1/00 , F25B13/00 , F25B43/02 , F25B47/02
摘要： PROBLEM TO BE SOLVED: To provide a refrigerating device capable of effectively reducing power of a compressor. SOLUTION: A refrigeration circuit 11 has an oil separator 60 for separating oil from a high pressure refrigerant, a cooling means 73 for cooling the oil separated by the oil separator 60, and an oil supply circuit 70 for supplying the cooled oil to the compressor 20. The oil supply circuit 70 has a recovery mechanism 40 for recovering energy of the oil separated by the oil separator 60. In the compressor 20, the refrigerant is cooled by the oil and the power of the compressor 20 is reduced. At the same time, the recovery mechanism 40 recovers energy consumed by the compressor 20 to increase the pressure of the oil. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供能够有效地降低压缩机功率的制冷装置。解决方案：制冷回路11具有用于从高压制冷剂分离油的分油器60，用于冷却由油分离器60分离的油的冷却装置73以及用于将冷却的油供给到供油回路70具有用于回收由油分离器60分离的油的能量的回收机构40.在压缩机20中，制冷剂被油冷却，压缩机20的动力减小。同时，回收机构40回收由压缩机20消耗的能量以增加油的压力。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2010107141A Refrigerating device 有权
标题翻译：制冷装置
公开(公告)号：JP2010107141A
公开(公告)日：2010-05-13
申请号：JP2008281237
申请日：2008-10-31
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： KONO TAKAYUKI , YOSHIMI ATSUSHI , FUJIMOTO SHUJI
IPC分类号： F25B1/00 , F25B43/02
摘要： PROBLEM TO BE SOLVED: To use the heat generated by compression work in an effective manner, while cooling a refrigerant in the compression stroke of a compression mechanism, even in a refrigerant-circulating state that required heating capacity, in a refrigerating device that includes a refrigerant circuit capable of changing over the circulating direction of the refrigerant. SOLUTION: An air conditioner 1, having the refrigerant circuit 10 capable of changing over the circulating direction of the refrigerant by a refrigerant circulating direction switching valve 23, includes a heating medium circuit 11 which includes: a first heating medium cooler 42 for cooling a heating medium, separated from the refrigerant circuit 10 by a cooling source which is not caused by the refrigerant circuit 10; a second heating medium cooler 43 for cooling the heating medium by a cooling source arising from the refrigerant circuit 10; a heating medium cooler switching valve 44 for switching the first heating medium cooler 42 and the second heating medium cooler 43; and a compression mechanism cooler 48 for cooling the refrigerant which is made to flow in a compressor 21 by the heating medium, cooled by the first heating medium cooler 42 or the second heating medium cooler 43. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了在有效的方式使用由压缩作业产生的热量，即使在需要加热能力的制冷剂循环状态下，在压缩机构的压缩行程中冷却制冷剂，在制冷装置其包括能够改变制冷剂的循环方向的制冷剂回路。解决方案：具有能够通过制冷剂循环方向切换阀23在制冷剂循环方向上变化的制冷剂回路10的空调装置1包括：加热介质回路11，其包括：第一加热介质冷却器42，其用于冷却通过不由制冷剂回路10引起的冷却源与制冷剂回路10分离的加热介质; 第二加热介质冷却器43，用于通过来自制冷剂回路10的冷却源冷却加热介质; 用于切换第一加热介质冷却器42和第二加热介质冷却器43的加热介质冷却器切换阀44; 以及用于冷却由第一加热介质冷却器42或第二加热介质冷却器43冷却的加热介质在压缩机21中流动的制冷剂的压缩机构冷却器48.（C）2010年， JPO＆INPIT

5. 发明专利

JP2009185681A Compressor 审中-公开
标题翻译：压缩机
公开(公告)号：JP2009185681A
公开(公告)日：2009-08-20
申请号：JP2008026082
申请日：2008-02-06
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： OKAMOTO TETSUYA , KOSHO KAZUHIRO , KONO TAKAYUKI
IPC分类号： F04C29/04 , F04B49/06 , F04C18/32
摘要： PROBLEM TO BE SOLVED: To prevent an increase in extra power and to perform efficient operation by isothermal compression without performing complicated control, in a compressor performing oil injection.
SOLUTION: An injection start point θ1 represents a position where temperature of a refrigerant in a compression chamber (70) reaches temperature of oil to be injected and an injection end point θ2 represents a position where pressure of a refrigerant in the compression chamber (70) reaches discharge pressure, during operation with a suction stroke, a compression stroke, and a discharge stroke regarded as one cycle. A controller (95) controls an oil injection mechanism (80) so that oil injection operation is performed in at least a part of a range from the injection start point θ1 to the injection end point θ2.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：在执行注油的压缩机中，为了防止额外功率的增加并且通过等温压缩而不进行复杂的控制来进行有效的操作。解决方案：喷射开始点θ1表示压缩室70中的制冷剂的温度达到要喷射的油的温度的位置，喷射终点θ2表示压缩室内的制冷剂的压力（70）在作为一个循环的吸入冲程，压缩行程和排出冲程的操作期间达到排出压力。控制器（95）控制注油机构（80），使得在从喷射开始点θ1到喷射终点θ2的范围的至少一部分中进行喷油操作。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2010101613A Refrigerating apparatus 审中-公开
标题翻译：制冷设备
公开(公告)号：JP2010101613A
公开(公告)日：2010-05-06
申请号：JP2009203924
申请日：2009-09-03
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： KONO TAKAYUKI , OKAMOTO TETSUYA , KOSHO KAZUHIRO , YO HIROSHI
IPC分类号： F25B1/00 , F25B19/02
CPC分类号： F25B31/008 , F04C18/32 , F04C29/0007 , F25B1/04 , F25B1/10 , F25B13/00 , F25B2313/0272 , F25B2313/02741 , F25B2400/075 , F25B2400/13 , F25B2400/14 , F25B2500/01
摘要： PROBLEM TO BE SOLVED: To improve cooling effect of a refrigerant in a compression stroke of a compression mechanism, in a refrigerating apparatus including an oil supply pipe for supplying refrigerating machine oil separated by an oil separating mechanism to the compression mechanism to cool the refrigerant in the compression stroke of the compression mechanism. SOLUTION: An air conditioner 1 includes a refrigerant circuit 10 having a compressor 21, an oil separator 22 for separating the refrigerating machine oil from the refrigerant compressed by the compressor 21, an outdoor heat exchanger 24, an indoor heat exchanger 52 and the oil supply pipe 41 for supplying the refrigerating machine oil separated by the oil separator 22 to the compressor 21 to cool the refrigerant in the compression stroke of the compressor 21. A refrigerant supply pipe 27 for branching part of the refrigerant circulating within the refrigerating circuit 10 and supplying the branched refrigerant to the compressor 21 is provided in the refrigerant circuit 10. When the refrigerating machine oil separated by the oil separator 22 is supplied to the compressor 21 through the oil supply pipe 41, the refrigerating machine oil flowing in the oil supply pipe 41 and the refrigerant flowing in the refrigerant supply pipe 27 are mixed and supplied to the compressor 21. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题为了提高压缩机构的压缩行程中的制冷剂的冷却效果，在包括用于将由油分离机构分离的制冷机油的供油管的制冷装置压缩到压缩机构以冷却压缩机构的压缩行程中的制冷剂。解决方案：空调1包括具有压缩机21的制冷剂回路10，用于将冷冻机油与由压缩机21压缩的制冷剂分离的分油器22，室外热交换器24，室内热交换器52和用于将由分油器22分离的冷冻机油供给到压缩机21的供油管41，以冷却压缩机21的压缩行程中的制冷剂。制冷剂供给管41，用于将在制冷回路内循环的一部分制冷剂分流在制冷剂回路10中设置有用于将压缩机21供给到压缩机21的制冷剂。当由分油器22分离的冷冻机油通过供油管41供给到压缩机21时，在油中流动的冷冻机油供给管41和在制冷剂供给管27中流动的制冷剂混合并供给到压缩机21 HT：（C）2010，JPO＆INPIT

7. 发明专利

JP2009210249A Fluid machine 有权
标题翻译：流体机
公开(公告)号：JP2009210249A
公开(公告)日：2009-09-17
申请号：JP2008163247
申请日：2008-06-23
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： OKAMOTO TETSUYA , KOSHO KAZUHIRO , KONO TAKAYUKI
IPC分类号： F25B11/02 , F25B1/00
摘要： PROBLEM TO BE SOLVED: To provide a compact fluid machine applied to a refrigerant circuit performing a refrigerating cycle by circulating a refrigerant, and collecting energy caused by a pressure rise of oil.
SOLUTION: The refrigerant circuit 11 is provided with an oil power recovery type compression unit C/O. The oil power recovery-type compression unit C/O is composed of a power recovering mechanism 40 and a compressing mechanism 20 accommodated in a casing 40a. In the power recovering mechanism 40, a piston 50 is rotated and driven by oil separated from the high-pressure refrigerant, and rotating power is recovered as the driving power of the compressing mechanism 20 through an output shaft 42.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种应用于通过循环制冷剂进行制冷循环的制冷剂回路并且收集由油的压力上升引起的能量的紧凑型流体机械。
解决方案：制冷剂回路11设置有油力回收型压缩单元C / O。油压回收式压缩机C / O由容纳在壳体40a内的动力回收机构40和压缩机构20构成。在动力回收机构40中，活塞50由与高压制冷剂分离的油旋转驱动，作为压缩机构20的驱动力通过输出轴42回收旋转动力。COPYRIGHT :(（ C）2009年，JPO＆INPIT

8. 发明专利

JP2010107181A Refrigeration system 审中-公开
标题翻译：制冷系统
公开(公告)号：JP2010107181A
公开(公告)日：2010-05-13
申请号：JP2009026244
申请日：2009-02-06
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： OKAMOTO MASAKAZU , YAMAGUCHI TAKAHIRO , YAMAGIWA AKIO , FUJINO HIROKAZU , NUMATA MITSUHARU , MORIWAKI MICHIO , FURUI HIDEJI , OKAMOTO TETSUYA , KOSHO KAZUHIRO , KONO TAKAYUKI
IPC分类号： F25B1/00
CPC分类号： F25B31/006 , F25B1/10 , F25B31/004 , F25B2309/061 , F25B2400/072
摘要： PROBLEM TO BE SOLVED: To prevent degradation of heating capacity by making a compression stroke of a refrigeration cycle approach close to an isothermal compression stroke.
SOLUTION: This refrigeration system 1 includes a refrigerant circuit 10 performing a refrigeration cycle, and includes an intercooler 16 for a compressor performing heat exchange between refrigerating machine oil as a heat medium and the refrigerant flowing in the compressor 11. A first pipe 21b branched from a first connection pipe 21a for connecting the compressor 11 to an indoor heat exchanger 12, and a second pipe 22b branched from a second connection pipe 22a for connecting the indoor heat exchanger 12 to an expansion device 13 are connected with the intercooler 16 for the compressor. A first oil separator 25 for separating the refrigerant and the refrigerating machine oil is provided at the branch of the second connection pipe 22a. An oil pump 15 for supplying the refrigerating machine oil separated by the first oil separator 25 from the first oil separator 25 to the first connection pipe 21a is provided in the second pipe 22b.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过使制冷循环的压缩行程接近等温压缩行程来防止加热能力的劣化。解决方案：该制冷系统1包括执行制冷循环的制冷剂回路10，并且包括用于在作为热介质的冷冻机油和在压缩机11中流动的制冷剂之间进行热交换的压缩机的中间冷却器16.第一管从用于将压缩机11连接到室内热交换器12的第一连接管21a分支的21b和从室内热交换器12连接到膨胀装置13的第二连接管22a分支的第二管22b与中间冷却器16连接用于压缩机。在第二连接管22a的分支处设置有用于分离制冷剂和冷冻机油的第一分油器25。在第二管22b中设置有用于将由第一分油器25分离的冷冻机油从第一分油器25供给到第一连接管21a的油泵15。版权所有（C）2010，JPO＆INPIT

9. 发明专利

JP2010091206A Refrigerating device 审中-公开
标题翻译：制冷装置
公开(公告)号：JP2010091206A
公开(公告)日：2010-04-22
申请号：JP2008262482
申请日：2008-10-09
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： KONO TAKAYUKI , KOSHO KAZUHIRO , OKAMOTO TETSUYA
IPC分类号： F25B1/00 , F25B11/02 , F25B43/02
CPC分类号： F25B2309/061
摘要： PROBLEM TO BE SOLVED: To prevent the heat-radiation amount of an indoor heat exchanger from being decreased, in an air conditioner equipped with a refrigerant circuit for performing a steam compression type refrigerating cycle even if a compression stroke performed by a compression mechanism is made to be closer to an isothermal compression stroke.
SOLUTION: The refrigerant circuit (10) of the air conditioner (1) comprises a first oil separator (15) for separating refrigerating machine oil contained in high-pressure refrigerant after being discharged from a compressor (11) and heat-exchanged in the indoor heat exchanger (13) from the high-pressure refrigerant. The circuit is connected with an oil injection mechanism (2) for injecting the refrigerating machine oil separated by the first oil separator (15) to a compression chamber.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题为了防止室内热交换器的散热量的降低，即使在进行压缩式制冷循环的制冷剂回路中，即使压缩时的压缩冲程使机构更接近等温压缩冲程。解决方案：空调装置（1）的制冷剂回路（10）包括：第一分油器（15），用于分离从压缩机（11）排出并被热交换后的高压制冷剂中所含的冷冻机油在高压制冷剂的室内热交换器（13）中。电路与注油机构（2）连接，用于将由第一分油器（15）分离的冷冻机油注入压缩室。版权所有（C）2010，JPO＆INPIT

10. 发明专利

JP2010078257A Refrigerating device 审中-公开
标题翻译：制冷装置
公开(公告)号：JP2010078257A
公开(公告)日：2010-04-08
申请号：JP2008248783
申请日：2008-09-26
申请人： Daikin Ind Ltd , ダイキン工業株式会社
发明人： KONO TAKAYUKI , KOSHO KAZUHIRO , OKAMOTO TETSUYA
IPC分类号： F25B1/00 , F25B13/00 , F25B43/00 , F25B43/02
摘要： PROBLEM TO BE SOLVED: To further improve cooling effects of a refrigerant in a compression stroke of a compression mechanism, in a refrigerating device having an oil supply pipe for supplying, to the compression mechanism, refrigerating machine oil separated by an oil separating mechanism to cool the refrigerant in the compression stroke of the compression mechanism. SOLUTION: An air conditioner 1 includes a refrigerant circuit 10. The refrigerant circuit 10 includes: the compressor 21; an oil separator 22 for separating the refrigerating machine oil from a refrigerant compressed by the compressor 21; an outdoor heat exchanger 24; an indoor heat exchanger 52; and the oil supply pipe 41 for supplying, to the compressor 21, the refrigerating machine oil separated in the oil separator 22 to cool the refrigerant in the compression stroke of the compressor 21. The refrigerant circuit 10 further includes a refrigerant supply pipe 27 for branching part of a refrigerant circulated within the refrigerant circuit 10 and supplying the branched refrigerant to the compressor 21. When the refrigerating machine oil separated by the oil separator 22 is supplied from the oil supply pipe 41 to the compressor 21, the refrigerant made to flow in the refrigerant supply pipe 27 is supplied to the compressor 21. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题为了进一步提高压缩机构的压缩行程中的制冷剂的冷却效果，在具有用于向压缩机构供给的供油管的制冷装置中，由分离油分离的冷冻机油在压缩机构的压缩行程中冷却制冷剂的机构。解决方案：空调1包括制冷剂回路10.制冷剂回路10包括：压缩机21; 用于将冷冻机油与由压缩机21压缩的制冷剂分离的油分离器22; 室外热交换器24; 室内热交换器52; 以及供给管41，用于向压缩机21供给在分油器22中分离的冷冻机油，以冷却压缩机21的压缩行程中的制冷剂。制冷剂回路10还包括用于分支的制冷剂供给管27 在制冷剂回路10内循环的制冷剂的一部分，并将分支的制冷剂供给到压缩机21.当由分油器22分离的冷冻机油从供油管41供给到压缩机21时，制冷剂供给管27被供给到压缩机21.版权所有（C）2010，JPO＆INPIT

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