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    • 9. 发明授权
    • Converter with integrated active clamp circuit and bias circuit
    • 具有集成有源钳位电路和偏置电路的转换器
    • US07012817B2
    • 2006-03-14
    • US10776967
    • 2004-02-10
    • Ya LiuDaifu XiongYi JiangGuichao Hua
    • Ya LiuDaifu XiongYi JiangGuichao Hua
    • H02M3/335
    • H02M1/34H02M3/33592H02M2001/342Y02B70/1475Y02B70/1491
    • A converter includes a transformer having a primary winding, a secondary winding and an auxiliary winding, a first switching device for connecting an input voltage to the primary winding of the transformer, an output circuit connected to the secondary winding, a controller, and an integrated active clamp and primary bias circuit. The integrated active clamp and primary bias circuit includes the auxiliary winding and a second switch providing a bias voltage to the controller to alternately operate the first and second switches between conductive and non-conductive states. When the first switch is conductive the second switch is nonconducting and power is transferred from the primary winding to the output circuit via the secondary winding and from the auxiliary winding to the controller. When the first switch is nonconducting, the second switch is conducting and the voltage across the primary winding is clamped.
    • A转换器包括具有初级绕组,次级绕组和辅助绕组的变压器,用于将输入电压连接到变压器的初级绕组的第一开关装置,连接到次级绕组的输出电路,控制器和集成 有源钳位和初级偏置电路。 集成的有源钳位和初级偏置电路包括辅助绕组和向控制器提供偏置电压的第二开关,以在导通状态和非导通状态之间交替地操作第一和第二开关。 当第一开关导通时,第二开关是不导通的,并且功率通过次级绕组和辅助绕组从初级绕组传送到输出电路到控制器。 当第一开关不导通时,第二开关导通,钳位初级绕组两端的电压。
    • 10. 发明授权
    • Programmable control and operation equipment of swing pressure
adsorption process
    • 摆动压力吸附过程的可编程控制和操作设备
    • US5240481A
    • 1993-08-31
    • US923502
    • 1992-08-03
    • Dong-Lin LiYi-Jiang TangJiong-Liang YangChong-Gang ZhangDe-Gao He
    • Dong-Lin LiYi-Jiang TangJiong-Liang YangChong-Gang ZhangDe-Gao He
    • B01D53/04B01D53/047G05D16/20
    • B01D53/0454B01D2259/40003B01D53/047Y02C10/08
    • A programmable control and operation system is applied in a swing pressure adsorption process. The system comprises a computer, a driving device, and a plurality of programmable control valve assemblies. The programmable control valve assembly comprises an operating valve with at least one cavity for sealing control, a valve core, a sealing ring, an operation device, a sealing control valve, and a valve position detector. The operation of the sealing control valve is dependent on the open or closed position of the valve and the process of opening and closing the valve. The sealing control valve feeds a sealing control medium at a pressure to the cavity for sealing the operating valve. The sealing control medium acts on the sealing ring to increase the pressure at the valve core to seal the operating valve. The control and operation system provide independent control of the sealing valve and operating valve to increase reliability and durability.
    • 一个可编程控制和操作系统应用于摆动压力吸附过程。 该系统包括计算机,驱动装置和多个可编程控制阀组件。 可编程控制阀组件包括具有至少一个用于密封控制的空腔的操作阀,阀芯,密封环,操作装置,密封控制阀和阀位置检测器。 密封控制阀的操作取决于阀的打开或关闭位置以及打开和关闭阀的过程。 密封控制阀将密封控制介质供给到空腔的压力以密封操作阀。 密封控制介质作用在密封环上以增加阀芯处的压力以密封操作阀。 控制和操作系统提供密封阀和操作阀的独立控制,以提高可靠性和耐久性。