Detergent Composition
    71.
    发明申请
    Detergent Composition 失效
    洗涤剂组合物

    公开(公告)号:US20090143269A1

    公开(公告)日:2009-06-04

    申请号:US12276638

    申请日:2008-11-24

    IPC分类号: C11D3/36

    CPC分类号: C11D3/06

    摘要: A detergent composition comprising: from 0.01% to 90% by weight of a surfactant system, one or more detergency builder(s), comprising a phosphate builder, and the phosphate builder containing pyrophosphate, wherein the composition comprises at most 12% by weight of phosphate builder(s) and the phosphate builder(s) comprise(s) at least 40% by weight of pyrophosphate(s)

    摘要翻译: 一种洗涤剂组合物,其包含:0.01重量%至90重量%的表面活性剂体系,一种或多种洗涤助洗剂,其包含磷酸盐助洗剂和含有焦磷酸盐的磷酸盐助洗剂,其中所述组合物包含至多12重量% 磷酸盐助洗剂和磷酸盐助洗剂包含至少40重量%的焦磷酸盐,

    HOLLOW FIBRE MEMBRANE MODULE WITH A FIXED STRUCTURE
    72.
    发明申请
    HOLLOW FIBRE MEMBRANE MODULE WITH A FIXED STRUCTURE 有权
    具有固定结构的中空纤维膜模块

    公开(公告)号:US20090071894A1

    公开(公告)日:2009-03-19

    申请号:US12211153

    申请日:2008-09-16

    IPC分类号: B01D35/30

    CPC分类号: B01D63/02 B01D2313/14

    摘要: A hollow fibre membrane module with a fixed structure comprises: a bearing shell (7), an inlet (8), a concentrated water outlet (10), a produced water outlet (9), a central tube (1) and hollow fibre membranes (6), in which the hollow fibre membranes (6), the central tube (1) and the bearing shell (7) are fixed together, the inlet (8) is located at one end of the hollow fibre membranes (6), the concentrated water outlet (10) is located at the other end of the hollow fibre membranes (6), the produced water outlet(s) (9) is(are) located at one end or both ends of the central tube (1), and there are small holes drilled on the side wall of the central tube (1). The module also comprises at least one separate fixed ring(s)(2) for fixing the hollow fibre membranes (6), with the separate fixed ring(s)(2) fixed on the central tube (1) and the hollow fibre membranes (6) arranged in parallel through the separate fixed ring(s)(2).

    摘要翻译: 具有固定结构的中空纤维膜组件包括:轴承壳(7),入口(8),浓缩水出口(10),出水口(9),中心管(1)和中空纤维膜 (6),其中中空纤维膜(6),中心管(1)和轴承壳(7)固定在一起,入口(8)位于中空纤维膜(6)的一端, 浓缩水出口(10)位于中空纤维膜(6)的另一端,所生产的出水口(9)位于中心管(1)的一端或两端, ,并且在中心管(1)的侧壁上钻有小孔。 模块还包括用于固定中空纤维膜(6)的至少一个单独的固定环(2),分离的固定环(2)固定在中心管(1)上,中空纤维膜 (6)通过所述单独的固定环(2)并联布置。

    Backup power stage associated with a dual input power supply and method of operating the same
    76.
    发明授权
    Backup power stage associated with a dual input power supply and method of operating the same 失效
    与双输入电源相关的备用功率级及其操作方法

    公开(公告)号:US06297972B1

    公开(公告)日:2001-10-02

    申请号:US09567881

    申请日:2000-05-10

    申请人: Qing Chen

    发明人: Qing Chen

    IPC分类号: H02M545

    摘要: A dual input power supply, a method of operating the power supply and a telecommunications power plant incorporating the power supply or the method. In one embodiment, the power supply includes: (1) a single stage power converter, coupled to an input of the power supply, configured to receive primary power subject to interruption and provide therefrom DC power to a DC bus; (2) an output power stage, coupled to the DC bus, configured to condition the DC power for delivery to an output of the power supply; and (3) a backup power stage, couplable to a backup power source and having an output coupled to the DC bus, configured to provide backup power during the interruption, the single stage power converter configured to restrict a reverse flow of the backup power therethrough during the interruption.

    摘要翻译: 双输入电源,操作电源的方法和结合电源或方法的电信发电厂。 在一个实施例中,电源包括:(1)耦合到电源的输入的单级功率转换器,被配置为接收受到中断的主电源,并向其提供DC电力到DC总线; (2)耦合到所述DC总线的输出功率级,被配置为调节所述DC电力以传送到所述电源的输出; 以及(3)备用功率级,可耦合到备用电源并且具有耦合到DC总线的输出,被配置为在中断期间提供备用电力,所述单级功率转换器被配置为限制备用电源的逆流通过 在中断期间

    System and method for attenuating induced EMI and power converter
employing the same
    78.
    发明授权
    System and method for attenuating induced EMI and power converter employing the same 失效
    用于衰减感应EMI和使用其的功率转换器的系统和方法

    公开(公告)号:US06055164A

    公开(公告)日:2000-04-25

    申请号:US270708

    申请日:1999-03-17

    申请人: Qing Chen Rui Liu

    发明人: Qing Chen Rui Liu

    IPC分类号: H02M1/12 H02M1/44 H02J1/02

    CPC分类号: H02M1/44 H02M1/126

    摘要: An electromagnetic interference (EMI) filter, method of manufacturing therefor and power converter employing the EMI filter. In one embodiment, the EMI filter includes (1) a filter circuit board located outside a chassis and having an aperture that receives therethrough a bus bar extending from within the chassis, (2) a capacitor, mounted on the filter circuit board and coupled to the bus bar, that receives from the bus bar at least a portion of EMI induced into the bus bar from within the chassis and (3) a conductor, mounted on the filter circuit board and coupled between the capacitor and the chassis, that receives the portion from the capacitor and returns the portion to ground via the chassis.

    摘要翻译: 电磁干扰(EMI)滤波器,其制造方法和使用EMI滤波器的功率转换器。 在一个实施例中,EMI滤波器包括(1)位于机架外部的滤波器电路板,并且具有从其内部接收从底盘延伸的母线的孔,(2)安装在滤波器电路板上的耦合到 汇流条从汇流条接收从底盘中吸入汇流条的EMI的至少一部分,和(3)安装在滤波器电路板上并耦合在电容器和底盘之间的导体,其接收 部分从电容器并通过底盘将部分返回到地面。

    Snubber circuit for a rectifier and method of operation thereof
    79.
    发明授权
    Snubber circuit for a rectifier and method of operation thereof 失效
    整流器缓冲电路及其工作方法

    公开(公告)号:US5877947A

    公开(公告)日:1999-03-02

    申请号:US903407

    申请日:1997-07-30

    摘要: For use in a power converter having a rectifier coupled to an output thereof, a snubber circuit including an energy storage device coupled to the rectifier that moderates a voltage across the rectifier and a method of moderating the voltage. In one embodiment, the snubber circuit includes: (1) a first switch that regulates a voltage across the energy storage device, (2) an inductor, coupled to the first switch, that provides a discharge path for energy stored in the energy storage device when the first switch is conducting and (3) a second switch that recovers energy stored in the inductor to the output when the first switch is not conducting. The snubber circuit thereby reduces voltage stress across the rectifier during a current limit mode of operation.

    摘要翻译: 为了用于具有耦合到其输出的整流器的功率转换器,缓冲电路包括耦合到整流器的能量存储装置,其缓和整流器两端的电压和调节电压的方法。 在一个实施例中,缓冲电路包括:(1)调节跨越能量存储装置的电压的第一开关,(2)耦合到第一开关的电感器,其提供存储在能量存储装置中的能量的放电路径 当第一开关导通时,以及(3)第二开关,其在第一开关不导通时将存储在电感器中的能量恢复到输出端。 因此,缓冲电路在电流限制操作模式期间减小整流器两端的电压应力。