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    • 21. 发明申请
    • HEAT EXCHANGE DEVICE SUITABLE FOR LOW PRESSURE REFRIGERANT
    • 适用于低压制冷剂的换热装置
    • WO2017151626A1
    • 2017-09-08
    • PCT/US2017/019965
    • 2017-02-28
    • JOHNSON CONTROLS TECHNOLOGY COMPANYSU, XiupingWANG, Li
    • SU, XiupingWANG, Li
    • F28D7/16
    • Embodiments of the present disclosure are directed to a heat exchange device (200) that includes a condenser (201) configured to receive a refrigerant, an evaporator (203) having an evaporation tube bundle (215,216), a throttling device (208) configured to receive a first portion of the refrigerant from the condenser and to expand the first portion of the refrigerant before directing the first portion to the evaporator, and an ejector (202) having a high pressure conduit (211), a low pressure conduit (219), and an outlet conduit (217), the ejector is configured to receive the first portion from the throttling device or a second portion of the refrigerant from the condenser via the high pressure conduit, receive a third portion of the refrigerant from the evaporator via the low pressure conduit, mix the first portion or the second portion with the third portion to form a mixed refrigerant, and direct the mixed refrigerant to the evaporator via the outlet conduit.
    • 本公开的实施例涉及一种热交换设备(200),该热交换设备(200)包括被配置为接收制冷剂的冷凝器(201),具有蒸发管束(215,216)的蒸发器(203), 节流装置(208),配置成接收来自冷凝器的制冷剂的第一部分并且在将第一部分导向蒸发器之前使制冷剂的第一部分膨胀;以及具有高压导管(211)的喷射器(202) ,低压导管(219)和出口导管(217),喷射器构造成接收来自节流装置的第一部分或来自冷凝器的第二部分制冷剂经由高压导管,接收第三部分 来自蒸发器的制冷剂通过低压管道,将第一部分或第二部分与第三部分混合以形成混合制冷剂,并且将混合制冷剂经由出口管道引导至蒸发器。