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    • 1. 发明授权
    • Air conditioning and refrigeration apparatus utilizing a cryogen
    • 使用冷冻剂的空调和制冷设备
    • US5305825A
    • 1994-04-26
    • US982548
    • 1992-11-27
    • Roland L. RoehrichHerman H. ViegasDavid H. Taylor
    • Roland L. RoehrichHerman H. ViegasDavid H. Taylor
    • F25B19/00F25B29/00F25B47/02F25D29/00
    • F25D29/001
    • A refrigeration system associated with a conditioned space to be controlled to a predetermined set point temperature via heating and cooling cycles. The refrigeration system includes a fluid flow path through which a predetermined fluid is circulated. The fluid flow path includes first, second and third heat exchangers. The first heat exchanger is disposed to condition air of the conditioned space, the second heat exchanger is in heat exchange relation with cryogenic cooling apparatus, and the third heat exchanger is in heat exchange relation with heating apparatus. The first and second heat exchangers are interconnected when the conditioned space requires a cooling cycle, and the first and third heat exchangers are interconnected when the conditioned space requires a heating cycle. Cryogen of the cryogenic cooling apparatus is thus not expended to heat the conditioned space, nor used for defrosting purposes.
    • 与经由加热和冷却循环控制到预定设定点温度的调节空间相关联的制冷系统。 制冷系统包括流体流动路径,预定流体通过该流体流动路径循环。 流体流动路径包括第一,第二和第三热交换器。 第一热交换器设置成调节调节空间的空气,第二热交换器与低温冷却装置处于热交换关系,第三热交换器与加热装置进行热交换。 当调节空间需要冷却循环时,第一和第二热交换器互连,并且当调节空间需要加热循环时,第一和第三热交换器互连。 因此,低温冷却装置的低温冷却器不用于加热调节空间,也不用于除霜目的。
    • 2. 发明授权
    • Air conditioning and refrigeration apparatus utilizing a cryogen
    • 使用冷冻剂的空调和制冷设备
    • US5311927A
    • 1994-05-17
    • US982370
    • 1992-11-27
    • David H. TaylorHerman H. ViegasRoland L. Roehrich
    • David H. TaylorHerman H. ViegasRoland L. Roehrich
    • F25B19/00B60H1/32F24F5/00F25B29/00F25B47/02F25D29/00
    • F24F5/0017B60H1/3202F25D29/001Y02E60/147
    • A refrigeration system associated with a conditioned space to be controlled to a predetermined set point temperature via heating and cooling cycles. The refrigeration system includes a fluid flow path through which a predetermined liquid is circulated. The fluid flow path includes a slush tank and first and second heat exchangers, with cryogen from a supply vessel being expanded into liquid disposed in the slush tank. The first heat exchanger is disposed to condition the air of the conditioned space, and the second heat exchanger is in heat exchange relation with heating apparatus. The first heat exchanger and slush tank are interconnected when the conditioned space requires a cooling cycle, and the first and second heat exchangers are interconnected when the conditioned space requires a heating cycle. Cryogen of the cryogenic cooling apparatus is thus not expended to heat the conditioned space, or for defrosting purposes.
    • 与经由加热和冷却循环控制到预定设定点温度的调节空间相关联的制冷系统。 制冷系统包括流体流动路径,预定液体通过该流体流动路径循环。 流体流动路径包括一个淤泥槽和第一和第二个热交换器,其中来自供应容器的冷冻剂被扩展成设置在该泥浆槽中的液体。 第一热交换器设置成调节调节空间的空气,第二热交换器与加热装置进行热交换。 当调节空间需要冷却循环时,第一热交换器和冷却槽互连,并且当调节空间需要加热循环时,第一和第二热交换器互连。 因此,低温冷却装置的低温冷却器不用于加热调节空间,或用于除霜目的。
    • 5. 发明授权
    • Sealing structures for gas turbine engines
    • 燃气轮机发动机密封结构
    • US5470198A
    • 1995-11-28
    • US299061
    • 1994-08-31
    • Ian W. R. HarrogateDavid H. TaylorArthur B. GriffinDavid W. Tuson
    • Ian W. R. HarrogateDavid H. TaylorArthur B. GriffinDavid W. Tuson
    • F01D9/02F01D9/04F01D11/00F02C7/00F02C7/28F01D5/18
    • F01D9/023F01D11/005Y02T50/671Y02T50/675
    • A cooling and sealing arrangement in a gas turbine engine comprises a seal assembly extending between nozzle guide vanes and combustion chamber discharge nozzles. The nozzle guide vanes have platforms having extensions which in one embodiment overlap the downstream ends of the discharge nozzles. Cooling air is supplied to the upstream edge portions of the platforms through holes in flanges on the discharge nozzles. The seal assembly defines a chamber adjacent the platform extensions which is supplied with cooling air through metering holes in the seal assembly which provides part of a boundary for a cooling air chamber, the boundary of the chamber having cooling air holes for metering cooling air into the chamber to cool the upstream portion of the nozzle guide vane outer platforms. Cooling air exits the chamber through holes in the platform extensions to film cool them.
    • 燃气涡轮发动机中的冷却和密封装置包括在喷嘴导向叶片和燃烧室排出喷嘴之间延伸的密封组件。 喷嘴导叶具有具有延伸部的平台,在一个实施例中,该延伸部与排放喷嘴的下游端重叠。 冷却空气通过排放喷嘴上的凸缘中的孔被供应到平台的上游边缘部分。 密封组件限定了邻近平台延伸部分的室,该冷却空气通过密封组件中的计量孔供应冷却空气,该冷却空气为冷却空气室提供了一部分边界,该室的边界具有冷却空气孔,用于将冷却空气计入 以冷却喷嘴导向叶片外平台的上游部分。 冷却空气通过平台延伸部分中的孔离开室以使其冷却。
    • 8. 发明授权
    • Means for trapping oil lost during startup of refrigerant compressors
    • 用于捕获制冷剂压缩机启动过程中油损失的方法
    • US3978685A
    • 1976-09-07
    • US595983
    • 1975-07-14
    • David H. Taylor
    • David H. Taylor
    • F25B1/00F04B39/12F04B39/16F25B43/00F25B43/02
    • F25B43/02F04B39/12F04B39/16F25B43/006
    • This invention relates to a compression refrigeration system having means for removing some of the oil refrigerant foam which is formed in a crankcase at startup. The removal of foam with entrained oil from the crankcase is to reduce the amount of oil pumped with the refrigerant through condenser and evaporator and at the same time rapidly return oil to the crankcase during startup. In one embodiment of the invention, oil refrigerant foam goes from the crankcase to a foam trap where the foam collapses, the oil drains back to the crankcase, and the refrigerant vapor is drawn to an intake of the compressor. In another embodiment, oil refrigerant foam passes to a suction accumulator where the foam collapses, refrigerant vapor is drawn to an intake of the compressor and the vapor carries droplets of separated oil to a point where they drain back to the crankcase.
    • 本发明涉及一种压缩式制冷系统,其具有用于去除启动时在曲轴箱中形成的一些油制冷剂泡沫的装置。 从曲轴箱中去除具有夹带油的泡沫是通过冷凝器和蒸发器减少用制冷剂泵送的油量,同时在启动期间迅速将油返回到曲轴箱。 在本发明的一个实施例中,油致冷剂泡沫从曲轴箱流到泡沫陷阱,泡沫破裂,油排出回到曲轴箱,并且制冷剂蒸气被抽吸到压缩机的入口。 在另一个实施方案中,油制冷剂泡沫通过吸收储存器,其中泡沫破裂,制冷剂蒸汽被抽吸到压缩机的入口,并且蒸汽携带分离的油的液滴到它们排回到曲轴箱的点。
    • 9. 发明授权
    • Combustion chamber assembly with hollow support strut for carrying
cooling air
    • 具有中空支撑支柱的燃烧室组件,用于承载冷却空气
    • US5353586A
    • 1994-10-11
    • US122595
    • 1993-10-01
    • David H. TaylorArthur B. Griffin
    • David H. TaylorArthur B. Griffin
    • F02C7/20F23R3/60F02C3/14
    • F02C7/20F23R3/60
    • The smaller diameter end of a first stiff frustoconical casing member (74) is secured to a compressor casing (34) and the smaller diameter end of a second stiff frustoconical casing member (80) is secured to the nozzle guide vanes (40). A plurality of hollow axially extending members (86) are secured to the first and second stiff frustoconical members (74, 80) to transfer tensile and compressive stresses between the compressor casing (34) and the nozzle guide vanes (40). The larger diameter end of the first stiff frustoconical member (74) is secured to an engine casing (52) by a first radially and axially flexible member (88) to define a second chamber (100), and the larger diameter end of the second stiff frustoconical member (80) is secured to the engine casing (52) by a second radially and axially flexible member (94) to define a third chamber (102). The hollow axially extending members (86) define passages (104) to allow cooling air to flow from the first chamber (100) through the second chamber (102) to a turbine. The axially extending members (86) pass circumferentially between adjacent tubular combustion chambers (42) which have their axes arranged radially.
    • PCT No.PCT / GB92 / 00017 Sec。 371日期:1993年10月1日 102(e)日期1993年10月1日PCT提交1992年1月6日PCT公布。 公开号WO92 / 18760 日期为1992年10月29日。第一刚性截头圆锥形壳体构件(74)的较小直径端固定到压缩机壳体(34),并且第二刚性截头圆锥形壳体构件(80)的较小直径端固定到喷嘴 导叶(40)。 多个中空的轴向延伸构件(86)固定到第一和第二刚性截头圆锥构件(74,80),以在压缩机壳体34和喷嘴导向叶片40之间转移拉伸和压缩应力。 第一刚性截头圆锥形构件(74)的较大直径的端部通过第一径向和轴向柔性构件(88)固定到发动机壳体(52),以限定第二室(100),并且第二 刚性的截头圆锥形构件(80)通过第二径向和轴向柔性构件(94)固定到发动机壳体(52),以限定第三室(102)。 空心轴向延伸构件(86)限定通道(104),以允许冷却空气从第一室(100)通过第二室(102)流动到涡轮机。 轴向延伸构件(86)周向地在相邻的管状燃烧室(42)之间通过,这些管状燃烧室的轴线径向布置。