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    • 2. 发明授权
    • Heat exchanger
    • 热交换器
    • US09513039B2
    • 2016-12-06
    • US13453352
    • 2012-04-23
    • Mitsuharu NumataKazushige Kasai
    • Mitsuharu NumataKazushige Kasai
    • F28D5/02F28D3/02F25B39/02F28D3/04
    • F25B39/02F25B2339/0242F25B2341/0012F28D3/02F28D3/04F28D5/02
    • A heat exchanger includes a shell, a refrigerant distribution assembly and a heat transferring unit. The refrigerant distribution assembly includes a first tray part and second tray parts. The first tray part continuously extends generally parallel to the longitudinal center axis of the shell to receive a refrigerant that enters the shell. The second tray parts are disposed below the first tray part to receive the refrigerant discharged from first discharge apertures such that the refrigerant accumulated in the second tray parts does not communicate between the second tray parts. The second tray parts are aligned along a direction generally parallel to the longitudinal center axis of the shell. The heat transferring unit is disposed below the second tray parts so that the refrigerant discharged from second discharge apertures of the second tray parts is supplied to the heat transferring unit.
    • 热交换器包括壳体,制冷剂分配组件和传热单元。 制冷剂分配组件包括第一托盘部分和第二托盘部分。 第一托盘部分大致平行于壳体的纵向中心轴线延伸,以接收进入壳体的制冷剂。 第二托盘部件设置在第一托盘部分的下方,以接纳从第一排出孔排出的制冷剂,使得积聚在第二托盘部件中的制冷剂在第二托盘部件之间不连通。 第二托盘部件沿着大致平行于壳体的纵向中心轴线的方向排列。 传热单元设置在第二托盘部分的下方,使得从第二托盘部分的第二排出孔排出的制冷剂被供应到传热单元。
    • 7. 发明申请
    • HEAT EXCHANGER
    • 热交换器
    • US20130277019A1
    • 2013-10-24
    • US13453427
    • 2012-04-23
    • Mitsuharu NUMATAKazushige KASAI
    • Mitsuharu NUMATAKazushige KASAI
    • F28D7/00
    • F25B39/02F25B39/028F25B2339/0242F28D3/02F28D3/04F28D7/1607F28F1/006
    • A heat exchanger is adapted to be used in a vapor compression system, and includes a shell, a distributing part and a tube bundle. The tube bundle includes a plurality of heat transfer tubes arranged in a plurality of columns extending parallel to each other when viewed along the longitudinal center axis of the shell. The heat transfer tubes has at least one of: an arrangement in which a vertical pitch between adjacent ones of the heat transfer tubes in at least one of the columns is larger in an upper region of the tube bundle than in a lower region of the tube bundle; and an arrangement in which a horizontal pitch between adjacent ones of the columns is larger in an outer region of the tube bundle than in an inner region of the tube bundle.
    • 热交换器适用于蒸汽压缩系统,并且包括壳体,分配部件和管束。 管束包括沿壳体的纵向中心轴线观察时布置在彼此平行延伸的多个列中的多个传热管。 传热管具有以下中的至少一个:在管束的上部区域中,至少一个列中相邻的传热管之间的垂直间距大于管的下部区域的布置 束; 以及在管束的外部区域中相邻列之间的水平间距在管束的内部区域中较大的布置。
    • 9. 发明申请
    • HOT WATER CORRUGATED HEAT TRANSFER TUBE
    • 热水腐蚀换热管
    • US20090250198A1
    • 2009-10-08
    • US12440186
    • 2007-08-24
    • Zhixing LiJian MengMitsuharu NumataKazushige Kasai
    • Zhixing LiJian MengMitsuharu NumataKazushige Kasai
    • F28F13/00
    • F28F1/42F28F1/426
    • The present invention relates to a hot water corrugated heat transfer tube that exchanges heat between its interior and exterior. A plurality of projections, each whose height (H1) is in the range of 0.5 mm-1.5 mm, is provided in at least one part of the inner surface of a portion positioned in a section of a corrugated heat transfer tube, where the Reynolds number (Re) of the fluid flowing in the interior of the tube is less than 7,000. The height H1 of the projections is in the range of 0.05-0.15 times the inner diameter D or the height H1 of the projections is in the range of 1-3 times the depth (Hm) of the corrugated grooves. As a result, with a simple structure, the heat transfer performance in the low Reynolds number zone is improved, and the pressure loss inside the tube is small.
    • 本发明涉及一种在其内部和外部之间交换热量的热水波纹传热管。 在波纹传热管的一部分的部分的内表面的至少一部分中设置有高度(H1)在0.5mm-1.5mm范围内的多个突起,其中雷诺 在管内流动的流体的数量(Re)小于7,000。 突出部的高度H1在内径D的0.05〜0.15倍的范围内,突起的高度H1在波纹状槽的深度(Hm)的1-3倍的范围内。 结果,结构简单,低雷诺数区域的传热性能提高,管内的压力损失小。
    • 10. 发明申请
    • HEAT EXCHANGER
    • 热交换器
    • US20130277020A1
    • 2013-10-24
    • US13453503
    • 2012-04-23
    • Mitsuharu NUMATAKazushige KASAI
    • Mitsuharu NUMATAKazushige KASAI
    • F28D7/00
    • F28D5/02F28D7/1607F28F25/02F28F25/04F28F25/08
    • A heat exchanger is adapted to be used in a vapor compression system, and includes a shell, a distributing part, a tube bundle and a trough part. The shell has a longitudinal center axis extending generally parallel to a horizontal plane. The distributing part is configured and arranged to distribute a refrigerant. The tube bundle includes a plurality of heat transfer tubes disposed below the distributing part so that the refrigerant discharged from the distributor is supplied onto the tube bundle. The heat transfer tubes extend generally parallel to the longitudinal center axis. The trough part extends generally parallel to the longitudinal center axis under at least one of the heat transfer tubes to accumulate the refrigerant therein. The trough part at least partially overlaps with the at least one of the heat transfer tubes when viewed along a horizontal direction perpendicular to the longitudinal center axis.
    • 热交换器适用于蒸汽压缩系统,并且包括壳体,分配部件,管束和槽部分。 壳体具有大致平行于水平面延伸的纵向中心轴线。 分配部构造并布置成分配制冷剂。 管束包括设置在分配部下方的多个传热管,使得从分配器排出的制冷剂被供给到管束。 传热管大致平行于纵向中心轴线延伸。 槽部分在至少一个传热管下方大致平行于纵向中心轴线延伸,以将制冷剂积聚在其中。 当沿垂直于纵向中心轴线的水平方向观察时,槽部至少部分地与至少一个传热管重叠。