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    • 2. 发明申请
    • EXPANSION VALVE WITH FORCE EQUALIZATION
    • 膨胀阀具有均衡功能
    • US20110247359A1
    • 2011-10-13
    • US13062089
    • 2009-09-03
    • Jens PawlikHans Kurt Petersen
    • Jens PawlikHans Kurt Petersen
    • F25B41/06
    • F25B41/062F16K11/074F16K39/04F16K39/045F25B39/028F25B2600/2511Y10T137/7758
    • An expansion valve (1) is disclosed which comprises an inlet opening (2), at least one outlet opening (3) and first and second valve parts. The inlet opening (2) is adapted to receive fluid medium in a liquid state. The outlet opening(s) (3) is/are adapted to deliver fluid medium in an at least partly gaseous state to a flow path. The valve parts are arranged movable relative to each other in such a manner that the mutual position of the first valve part and the second valve part determines a fluid flow between the inlet opening (2) and the outlet opening(s) (3). During normal operation, a resulting force acts upon the first valve part and/or the second valve part to press the first and second valve parts towards each other. The expansion valve (1) comprises means for reducing the resulting force acting upon the valve part(s). Thereby the valve parts can easier be moved relative to each other, and the force required in order to operate the valve (1) is thereby reduced.
    • 公开了一种膨胀阀(1),其包括入口开口(2),至少一个出口开口(3)和第一和第二阀部件。 入口开口(2)适于接收处于液态的流体介质。 出口开口(3)适于将至少部分气态的流体介质输送到流动路径。 阀部件可以相对于彼此移动,使得第一阀部件和第二阀部件的相互位置确定入口开口(2)和出口(3)之间的流体流动。 在正常操作期间,所产生的力作用在第一阀部分和/或第二阀部分上,以将第一和第二阀部分朝向彼此挤压。 膨胀阀(1)包括用于减小作用在阀部件上的所产生的力的装置。 因此,阀部件可以相对于彼此更容易地移动,从而减小了为了操作阀(1)所需的力。
    • 7. 发明授权
    • Expansion valve
    • 膨胀阀
    • US6116574A
    • 2000-09-12
    • US352438
    • 1999-07-13
    • Hans Kurt Petersen
    • Hans Kurt Petersen
    • F25B41/06F25B41/04
    • F25B41/062
    • An expansion valve having a valve element, which valve element co-operates with a valve seat arranged between a first port and a second port in a housing, and is movable by an operating device in one direction and by a restoring device in the opposite direction along the same axis relative to the valve seat. It is desirable to make the properties independent of the operating direction in which the refrigerant flows. For that purpose, the valve element is connected to a first pressure surface arrangement, which comprises first pressure surfaces of substantially equal size acting in opposite directions, on which the pressure in the first port acts when the valve is closed, and to a second pressure surface arrangement, which comprises second pressure surfaces of substantially equal size acting in opposite directions, on which the pressure in the second port acts when the valve is closed.
    • 一种具有阀元件的膨胀阀,该阀元件与设置在壳体中的第一端口和第二端口之间的阀座配合,并且可以通过操作装置沿一个方向移动,并且通过相反方向的恢复装置 沿相同的轴线相对于阀座。 希望使制冷剂流动的工作方向独立的性质。 为此目的,阀元件连接到第一压力表面布置,该第一压力表面布置包括基本上相同尺寸的相反方向的第一压力表面,该第一压力表面在相反方向上起作用,当阀关闭时第一端口中的压力作用在第一压力表面上,并且达到第二压力 表面布置,其包括以相反方向作用的基本相等尺寸的第二压力表面,当阀关闭时,第二压力在第二端口中作用。
    • 9. 发明授权
    • Expansion valve with force equalization
    • 具有均衡功能的膨胀阀
    • US09109824B2
    • 2015-08-18
    • US13062089
    • 2009-09-03
    • Jens PawlikHans Kurt Petersen
    • Jens PawlikHans Kurt Petersen
    • F25B41/06F16K11/074F16K39/04F25B39/02
    • F25B41/062F16K11/074F16K39/04F16K39/045F25B39/028F25B2600/2511Y10T137/7758
    • An expansion valve having an inlet opening, at least one outlet opening and first and second valve parts. The inlet opening is adapted to receive fluid medium in a liquid state. The outlet opening(s) is/are adapted to deliver fluid medium in an at least partly gaseous state to a flow path. The valve parts are arranged movable relative to each other such that the mutual position of the valve parts determines a fluid flow between the inlet opening and the outlet opening(s). During normal operation, a resulting force acts upon the first valve part and/or the second valve part to press the first and second valve parts towards each other. The expansion valve having ability for reducing the resulting force acting upon the valve part(s). Thereby the valve parts can easier be moved relative to each other, and the force required in order to operate the valve is thereby reduced.
    • 一种膨胀阀,具有入口开口,至少一个出口和第一和第二阀部分。 入口开口适于接收处于液态的流体介质。 出口开口适于将至少部分气态的流体介质输送到流动路径。 阀部件相对于彼此可移动地布置,使得阀部件的相互位置确定入口开口和出口之间的流体流动。 在正常操作期间,所产生的力作用在第一阀部分和/或第二阀部分上,以将第一和第二阀部分朝向彼此挤压。 膨胀阀具有减小作用在阀部件上的所产生的力的能力。 因此,阀部件可以相对于彼此更容易地移动,从而减少了为了操作阀所需的力。
    • 10. 发明申请
    • FLOW CONTROL VALVE WITH PRESSURE BALANCING
    • 流量控制阀与压力平衡
    • US20140223944A1
    • 2014-08-14
    • US14346395
    • 2012-09-14
    • Bjarke Skovgard DamHans Kurt Petersen
    • Bjarke Skovgard DamHans Kurt Petersen
    • F16K39/02F25B41/06
    • F16K39/022F25B41/062
    • A flow control valve (1) for a refrigeration system is disclosed. The valve (1) comprises a valve port (14) having a substantially cylindrical inner circumference arranged to receive a protruding portion of a valve member (5). The valve member (5) comprises a protruding portion having a substantially cylindrical outer circumference corresponding to the inner circumference of the valve port (14), said protruding portion also having at least one fluted part (16), said at least one fluted part (16) defining fluid passage along the at least one fluted part (16) when the valve member (5) is in the open position. The valve member (5) is provided with at least one first fluid passage (6) extending through the valve member (5) between a second valve chamber (15) and a pressure balancing chamber (8), and at least one second fluid passage (7) establishing a fluid connection between a first valve chamber (12) and the first fluid passage (6). The second fluid passage (7) has an opening arranged on the substantially cylindrical part of the protruding portion of the valve member (5). The invention allows the pressure of the balancing chamber (8) to be adjusted independently of the primary flow through the valve (1), via the fluted parts(s) (16).
    • 公开了一种用于制冷系统的流量控制阀(1)。 阀(1)包括具有基本上圆柱形的内圆周的阀口(14),其布置成容纳阀构件(5)的突出部分。 阀构件(5)包括具有与阀口(14)的内周对应的基本上圆柱形的外周的突出部分,所述突出部分还具有至少一个槽纹部分(16),所述至少一个槽纹部分 16)当阀构件(5)处于打开位置时,沿着至少一个槽纹部分(16)限定流体通道。 阀构件(5)设置有在第二阀室(15)和压力平衡室(8)之间延伸穿过阀构件(5)的至少一个第一流体通道(6),以及至少一个第二流体通道 (7)在第一阀室(12)和第一流体通道(6)之间建立流体连接。 第二流体通道(7)具有布置在阀构件(5)的突出部分的大致圆柱形部分上的开口。 本发明允许经由槽纹部分(16)独立于通过阀(1)的主要流量调节平衡室(8)的压力。