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    • 22. 发明申请
    • NON-CONTACT SHEET SENSING SYSTEM AND RELATED METHOD
    • 非接触片传感系统及相关方法
    • WO2003031904A2
    • 2003-04-17
    • PCT/US2002/032256
    • 2002-10-09
    • ABB INC.
    • HELLSTROM, Ake, Arvid
    • G01B5/00
    • G01B21/30B65H2511/13G01B21/08G01B2210/42G01B2210/44G01N21/89G01N33/346Y10S33/01Y10S33/02B65H2220/11
    • A non-contact system (10) for sensing a property of a passing web of material (W) includes first and second sensors (14, 16) positioned on opposite sides of the web. The opposing sensors are repelled from the web and each other by gas bearings (22, 24) formed between the sensors and the web and attracted to each other by one or more polarized magnets (26, 25a, 25d, 25a', 27a-27d, 27a') embedded in the sensors. The resultant net force properly spaces the sensors from the web to ensure reliable and accurate sensing. The repelling force enables the sensors to react substantially instantaneously to changes in the pass line of the web. An automatic actuator/retractor (30) can be provided to withdraw the sensors, extend the sensors to or retract the sensors from adjacent the feed path.
    • 用于感测通过的材料纤维网(W)的性质的非接触系统(10)包括位于纤维网的相对侧上的第一和第二传感器(14,16)。 相对的传感器通过形成在传感器和腹板之间的气体轴承(22,24)彼此排斥,并被一个或多个极化磁体(26,25a,25d,25a',27a-27d)彼此吸引 ,27a')。 所得的净力将传感器从腹板适当地放置,以确保可靠和准确的感测。 排斥力使得传感器能够基本上瞬时地响应幅材的通过线的变化。 可以提供自动执行器/牵开器(30)以抽出传感器,将传感器从相邻的进给路径延伸或缩回传感器。
    • 24. 发明申请
    • SITE REPLACEMENT OF INTERNAL SATURABLE REACTORS OF A RECTIFIER POWER TRANSFORMER
    • 整流器变压器的内部可饱和电抗器的现场更换
    • WO2015109386A1
    • 2015-07-30
    • PCT/CA2015/000016
    • 2015-01-12
    • ABB INC.
    • TENYENHUIS, Ed G.
    • H01F41/00H01F27/06H02B3/00H02B7/00H01F27/12
    • H01F27/004H01F27/12
    • A method replaces a saturable core reactor (SCRs) in a rectifier power transformer disposed in a transformer vault at its field location. The transformer has an oil-filled tank housing the SCRs. The tank has a manhole opening therein. A busbar structure is associated with each SCR. The method drains the oil from the tank. A busbar structure is disconnected from an associated SCR. The disconnected busbar structure is moved away from the transformer. The SCR is removed from the tank through the manhole opening and is lowered. The SCR is then conveyed from the transformer vault. A replacement SCR is moved to be adjacent the manhole opening and is then slid through the manhole opening and into the tank to a certain location. The busbar structure is moved so as to be associated with a replacement SCR and is connected to the replacement SCR.
    • 一种方法在其现场位置替换设在变压器保险库中的整流器电力变压器中的可饱和核心电抗器(SCR)。 变压器有一个储油罐,装有SCR。 坦克里有一个人孔。 汇流排结构与每个SCR相关联。 该方法从油箱中排出油。 汇流排结构与相关的SCR断开连接。 断开的母线结构远离变压器。 SCR通过人孔开口从罐中移出并降低。 然后从变压器保险库传送SCR。 替换SCR移动到与人孔开口相邻,然后滑动通过人孔开口并进入罐中到某一位置。 母线结构被移动以与替换SCR相关联并且连接到替换SCR。
    • 26. 发明申请
    • IMPROVED PIEZO SENSOR
    • 改进的PIEZO传感器
    • WO2013074331A1
    • 2013-05-23
    • PCT/US2012/063710
    • 2012-11-06
    • ABB INC.FAUVEAU, Eric
    • FAUVEAU, Eric
    • H04R17/00
    • G01R5/28G01R3/00H04R15/00H04R17/00Y10T29/42
    • A piezo sensor having an inner conductor having an inner conductor segment, where the inner conductor segment forms a tubular sidewall having a break; a plurality of individually polarized piezoelectric members, each having an inner face and an outer face, and each inner face contacting the first conductor exterior surface, each piezoelectric member being adjacent to another on the exterior face of the inner conductor, forming sets of adjacent faces; an outer conductor having an outer conductor segment forming a tubular sidewall having a break, the outer conductor having an interior surface and an exterior surface, where the interior surface contacts the outer face of the piezoelectric members; and where the break of the outer conductor segment is alignable with adjacent faces of two of the plurality of piezoelectric members, and further being alignable with the break of the inner conductor segment.
    • 一种压电传感器,其具有内部导体,其具有内部导体段,其中所述内部导体段形成具有断裂的管状侧壁; 多个单独极化的压电构件,每个具有内表面和外表面,并且每个内表面接触第一导体外表面,每个压电构件在内导体的外表面上相邻,形成相邻面的组 ; 外导体,具有形成具有断裂的管状侧壁的外导体段,所述外导体具有内表面和外表面,其中所述内表面接触所述压电构件的外表面; 并且其中外部导体段的断裂与多个压电构件中的两个的相邻面对准,并且还可与内部导体段的断裂对准。
    • 28. 发明申请
    • DETECTION OF WELDED SWITCH CONTACTS IN A LINE CONVERTER SYSTEM
    • 检测线路转换器系统中的焊接开关触点
    • WO2011153427A2
    • 2011-12-08
    • PCT/US2011/039053
    • 2011-06-03
    • ABB INC.ABB OYGOKHALE, Kalyan, P.KARRAKER, Douglas, W.PAJARI, Ilkka, T.JUSSILA, Matti, T.
    • GOKHALE, Kalyan, P.KARRAKER, Douglas, W.PAJARI, Ilkka, T.JUSSILA, Matti, T.
    • H02M7/48H01H47/00
    • H02M1/32
    • A system for the detection of welded contacts in a circuit of a line converter system has a plurality of inverter switches, a plurality of utility switches in which a pair of utility switches is connected in series through a line to a utility, a voltage detector, an electronic controller, and a DC input source. The line converter system converts incoming DC power into AC output power that is delivered to the utility grid. The voltage detector measures the voltage across a first node and a second node of the circuit and provides an output that is interpreted by an electronic controller for each step performed during a method of detection of welded contacts. The detection method has a sequence of test steps in which at least one switch is opened and/or closed, a DC bus of the inverter or the utility grid is used as a stimulus voltage, and the voltage is measured. If a voltage is not detected across the first and second nodes, the test sequence is continued until a welded contact is detected or the electronic controller determines that none of the contacts are welded. If the controller determines that none of the contacts are welded, the line converter system is permitted to connect and supply AC power to the utility.
    • 用于检测线路转换器系统的电路中的焊接触点的系统具有多个逆变器开关,多个效用开关,其中一对效用开关通过线路串联连接到公用设施,电压检测器, 电子控制器和DC输入源。 线路转换器系统将输入的直流电力转换成交付输出功率,并输送到公用电网。 电压检测器测量电路的第一节点和第二节点上的电压,并提供由电子控制器解释的输出,用于在焊接触点的检测方法期间执行的每个步骤。 检测方法具有一系列测试步骤,其中至少一个开关被打开和/或关闭,逆变器或公用电网的DC总线用作激励电压,并且测量电压。 如果在第一和第二节点之间没有检测到电压,则继续测试序列直到检测到焊接接触点,或者电子控制器确定没有焊接接触点。 如果控制器确定没有一个触点被焊接,则允许线路转换器系统连接并向公用设施提供AC电力。
    • 29. 发明申请
    • REID VAPOR PRESSURE ANALYZER WITH AN AIR SATURATOR
    • 具有空气饱和度的蒸汽压力分析仪
    • WO2009023096A3
    • 2011-09-01
    • PCT/US2008009292
    • 2008-08-01
    • THOMAS THOMAS JTERRY DAVIS LABB INC
    • THOMAS THOMAS JTERRY DAVIS L
    • G01N7/16
    • G01N7/16
    • The present invention is directed to an analyzer for measuring the vapor pressure of a hydrocarbon liquid. The analyzer includes a pressure measuring system connected to an air saturation system having a circulation chamber with opposing first and second ends. A first opening is disposed toward the first end and a second opening is disposed toward the second end. A plumbing system connects the first and second openings. A pump moves the hydrocarbon liquid through the plumbing system from the first opening to the second opening so as to saturate the hydrocarbon liquid with air. The air saturation system has a cooler for cooling the hydrocarbon liquid and the pressure measuring system has a heater for heating the hydrocarbon liquid. The pump may be a piston actuated pump or a motor-driven pump and the plumbing system may include an aeration chamber.
    • 本发明涉及一种用于测量烃类液体的蒸气压的分析仪。 分析器包括连接到具有相对的第一和第二端的循环腔的空气饱和系统的压力测量系统。 第一开口朝向第一端设置,第二开口朝向第二端设置。 管道系统连接第一和第二开口。 泵将碳氢化合物液体通过管道系统从第一开口移动到第二开口,以使空气中的烃液体饱和。 空气饱和系统具有用于冷却烃液体的冷却器,并且压力测量系统具有用于加热烃液体的加热器。 泵可以是活塞致动泵或电动泵,并且管道系统可以包括曝气室。