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    • 3. 发明申请
    • ECONOMIZED REFRIGERANT VAPOR COMPRESSION SYSTEM FOR WATER HEATING
    • 节能型制冷剂蒸汽加热水压缩系统
    • WO2007046812A3
    • 2007-12-13
    • PCT/US2005038243
    • 2005-10-18
    • CARRIER CORPLIFSON ALEXANDERTARAS MICHAEL F
    • LIFSON ALEXANDERTARAS MICHAEL F
    • F25B1/00F25B41/00
    • F25B30/02F24D17/02F25B1/10F25B2339/047F25B2400/13F25B2600/0261
    • An economized refrigerant vapor compression system (10) for water heating includes a refrigerant compression device (20), a refrigerant-to-water heat exchanger (30), an economizer heat exchanger (60), an evaporator (40) and a refrigerant circuit (70) providing a first flow path (OA, 70B, 70C, 70D) connecting the compression device (20), the refrigerant-to-liquid heat exchanger (30), the economizer heat exchanger (60) and the evaporator (40) in refrigerant circulation flow communication and a second flow path (70E) connecting the first flow path (62) through the economizer heat exchanger (60) to the compression device (20). The economizer heat exchanger (60) has a first pass (62) for receiving a first portion of the refrigerant having traversed he refrigerant-to-liquid heat exchanger and a second pass (64) for receiving a second portion of the refrigerant having traversed the refrigerant-to-liquid heat exchanger. The refrigerant system (10) has a bypass unloading branch (70F) with a c pass flow control device (92) connecting economizer (70E) and suction ('OD) refrigerant lines for providing additional capacity adjustment.
    • 用于水加热的经济型制冷剂蒸气压缩系统(10)包括制冷剂压缩装置(20),制冷剂 - 水热交换器(30),节能器热交换器(60),蒸发器(40)和制冷剂回路 (70)提供连接压缩装置(20),制冷剂 - 液体热交换器(30),节能器热交换器(60)和蒸发器(40)的第一流动路径(OA,70B,70C,70D) 以及将所述第一流动路径(62)通过所述节能器热交换器(60)连接至所述压缩装置(20)的第二流动路径(70E)。 节能器热交换器60具有用于接收穿过制冷剂至液体热交换器的制冷剂的第一部分的第一通路62和用于接收穿过制冷剂至液体热交换器的制冷剂的第二部分的第二通路64。 制冷剂至液体热交换器。 制冷剂系统(10)具有旁路卸载分支(70F),该旁路卸载分支具有连接经济器(70E)和吸入(OD)制冷剂管线以提供额外容量调节的流量控制装置(92)。
    • 4. 发明申请
    • REFRIGERANT SYSTEM WITH VAPOR INJECTION AND LIQUID INJECTION THROUGH SEPARATE PASSAGES
    • 通过分离通道进行蒸汽注射和液体注射的制冷系统
    • WO2007001509A3
    • 2007-10-25
    • PCT/US2006008185
    • 2006-03-08
    • CARRIER CORPLIFSON ALEXANDERTARAS MICHAEL F
    • LIFSON ALEXANDERTARAS MICHAEL F
    • F25B41/00
    • F25B1/04F04C29/042F25B1/047F25B1/10F25B2400/075F25B2400/13
    • A refrigerant system is provided with economizer vapor injection and liquid injection functions. As is known, the economizer function enhances performance of the refrigerant system. The liquid injection lowers the discharge temperature of the refrigerant to provide reliable compressor/system operation. The liquid injection and economizer vapor injection functions are selectively provided through distinct fluid passages leading to separate compression pockets. Single or dual pocket injection scheme could be utilized in conjunction with either function. The location of the liquid injection is preferably downstream in the compression process in relation to the economizer vapor injection. In this manner, a refrigerant system designer can select the optimal location of injection for each of the two refrigerant flows. The refrigerant system can consists of a single compressor or multiple compressors either connected in series or in parallel.
    • 制冷剂系统具有节能蒸汽注入和液体注入功能。 众所周知,节能器功能增强了制冷剂系统的性能。 液体注入降低制冷剂的排放温度,提供可靠的压缩机/系统运行。 液体注入和节能器蒸汽喷射功能通过导向分开的压缩袋的不同流体通道选择性地提供。 单或双口袋注射方案可以与任一功能结合使用。 液体注射的位置优选在压缩过程中相对于节能器蒸气喷射的下游。 以这种方式,制冷剂系统设计者可以为两个制冷剂流中的每一个选择喷射的最佳位置。 制冷剂系统可以由串联或并联连接的单个压缩机或多个压缩机组成。
    • 5. 发明申请
    • UTILIZATION OF BYPASS REFRIGERANT TO PROVIDE REHEAT AND DEHUMIDIFICATION FUNCTION IN REFRIGERANT SYSTEM
    • 旁路制冷机在制冷系统中的应用和脱硫功能的应用
    • WO2006044279A3
    • 2007-10-25
    • PCT/US2005036274
    • 2005-10-11
    • CARRIER CORPLIFSON ALEXANDERTARAS MICHAEL F
    • LIFSON ALEXANDERTARAS MICHAEL F
    • F25D25/00
    • F24F3/153F25B2600/0261
    • Refrigerant system with an unloader bypass line to selectively unload the compressor and deliver refrigerant from a partially (or fully) compressed loaction to a suction port of the compressor. A section of the unloader bypass line is in the path of air passed over an evaporator towards an environment to be conditioned. The bypass line section would contain refrigerant that is a higher temperature than the refrigerant delivered into the evaporator by the main circuit. The bypass line section reheats the air above the temperature to which it has been cooled in the evaporator and achieves a desired humidity level. The reheat function is obtained without a dedicated reheat loop, associated components, and additional structure. The flow control device may be adjustable (e.g. modulating or pulsating) to achieve variable sensible heat ratios and to cover a wide range of potential applications. The bypass line may have extended heat transfer elements.
    • 具有卸载器旁路管线的制冷剂系统以选择性地卸载压缩机并且将制冷剂从部分(或完全)压缩的气囊输送到压缩机的吸入口。 卸载器旁路管路的一部分在通过蒸发器的空气通向要调节的环境的路径中。 旁通管路部分将包含比通过主回路输送到蒸发器的制冷剂更高的温度的制冷剂。 旁路管路部分将空气高于蒸发器中已经冷却的温度,并达到所需的湿度水平。 没有专用的再加热回路,相关部件和附加结构就可获得再热功能。 流量控制装置可以是可调节的(例如调制或脉动)以实现可变显热比并且覆盖广泛的潜在应用。 旁路管路可具有延长的传热元件。
    • 7. 发明申请
    • REFRIGERANT CYCLE WITH TANDEM COMPRESSORS FOR MULTI-LEVEL COOLING
    • 具有用于多级冷却的台式压缩机的制冷循环
    • WO2006049883A3
    • 2007-04-05
    • PCT/US2005037692
    • 2005-10-21
    • CARRIER CORPLIFSON ALEXANDERTARAS MICHAEL F
    • LIFSON ALEXANDERTARAS MICHAEL F
    • F25B1/10
    • F25B41/04F25B5/00F25B5/02F25B2400/075F25B2400/13F25B2400/22
    • A tandem compressor cycle is utilized that delivers compressed refrigerant to a common discharge manifold, and then to a common condenser. From the common condenser, the refrigerant passes to a plurality of evaporators, with each of the evaporators being associated with a separate environment to be conditioned. Each of the evaporators is associated with one of the plurality of compressors. By utilizing the common condenser, yet a plurality of evaporators, the ability to independently condition a number of environments is achieved without the requirement of having a dedicated circuit with multiple additional components. Thus, the overall system cost can be greatly reduced. In embodiments, one or more of the plurality of compressors can be provided by a compressor bank having its own plurality of compressors.
    • 使用串联压缩机循环,其将压缩的制冷剂输送到公共排放歧管,然后到普通的冷凝器。 从共同的冷凝器,制冷剂传递到多个蒸发器,其中每个蒸发器与待调节的单独的环境相关联。 每个蒸发器与多个压缩机中的一个相关联。 通过利用公共电容器,还有多个蒸发器,可以实现独立地处理多个环境的能力,而不需要具有多个附加部件的专用电路。 因此,整体系统成本可以大大降低。 在实施例中,多个压缩机中的一个或多个可由具有其自己的多个压缩机的压缩机组提供。
    • 8. 发明申请
    • VALVE PREVENTING UNPOWERED REVERSE RUN AT SHUTDOWN
    • 阀门防止未经授权的逆向运行
    • WO2006031433A3
    • 2007-02-01
    • PCT/US2005030803
    • 2005-08-31
    • CARRIER CORPTARAS MICHAEL FLIFSON ALEXANDERDOBMEIER THOMAS J
    • TARAS MICHAEL FLIFSON ALEXANDERDOBMEIER THOMAS J
    • F25B1/00F04B49/00F25B49/00
    • F04C28/28F04C18/0215F04C23/008F04C28/06F04C29/042F04C2270/72
    • An inventive method of preventing unpowered reverse rotation in a compressor includes the steps of placing a solenoid valve at a location near compressor discharge. The valve is preferably actuated soon after the power to the motor is cut off, blocking the flow of refrigerant from expanding back toward the compression chambers of the compressor. The compressor is disclosed as a scroll compressor, but may also be a screw compressor. These two types of compressors are susceptible to undesirable unpowered reverse rotation when compressed refrigerant re-expands through the compression elements from the compressor discharge into the compressor suction. By blocking the flow of refrigerant, this unpowered reverse rotation is prevented. A high pressure switch can be positioned directly upstream of the solenoid valve to immediately stop the compressor if the valve malfunctions and blocks the flow of refrigerant during normal compressor operation.
    • 防止压缩机中无动力反向旋转的创新方法包括将电磁阀放置在压缩机排放附近的位置的步骤。 优选地,在电动机的动力被切断之后,阀被很快地启动,阻止制冷剂的流动朝向压缩机的压缩室向后扩展。 压缩机被公开为涡旋式压缩机,但是也可以是螺杆式压缩机。 当压缩的制冷剂通过压缩元件从压缩机排放物再膨胀进入压缩机抽吸时,这两种类型的压缩机容易受到不需要的未动力反向旋转。 通过阻止制冷剂的流动,防止了这种无动力的反向旋转。 高压开关可以直接位于电磁阀的上游,以在阀门故障时阻止压缩机,并在正常压缩机运行期间阻止制冷剂的流动。