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    • 1. 发明专利
    • Reclosing system of transmission line
    • 传输线接收系统
    • JP2010074952A
    • 2010-04-02
    • JP2008239680
    • 2008-09-18
    • Toshiba Corp株式会社東芝
    • IINUMA SHIGEOHORI MASAOSHINJO SATOSHI
    • H02H3/06
    • H02H3/066H02H3/40
    • PROBLEM TO BE SOLVED: To provide a method of detecting the extinction timing of arc ion of a faulty phase easily without requiring accuracy of detecting a line voltage so much, and to provide a reclosing system of a transmission line which prevents an occurrence of a failure on reclosing. SOLUTION: This reclosing system of a transmission line is structured to perform high speed reclosing by a protective relay RY provided with a protective calculation function section Pro, which breaks a faulty phase of the transmission line, and a reclosing function section Rec, which outputs a reclosing command to a circuit breaker of its own terminal when reclosing conditions are prepared in the interrupted faulty phase by inputting a voltage signal V L and a current signal I detected at each terminal of the transmission line TL to perform a prescribed protective calculation. In this reclosing system, a closing command is sent out to a faulty phase circuit breaker when a line voltage value V L of the faulty phase after interruption by a fault detected at its own terminal is present in the permissible range (¾¾V L ¾-¾Vk¾¾ COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种易于检测故障相的电弧离子的消光定时的方法,而不需要如此多地检测线电压的精度,并且提供防止发生的传输线的重合闸系统 重合闸失败。 解决方案:传输线路的这种重合闸系统被构造成通过设有保护计算功能部分Pro的保护继电器RY执行高速重合闸,该保护继电器RY断开传输线的故障相位,以及重合闸功能部分Rec, 当通过输入电压信号V SB和在传输线的每个端子处检测到的电流信号I而在断续故障阶段中准备重合闸条件时,其向自己的终端的断路器输出重合闸命令 TL执行规定的保护计算。 在该重合闸系统中,当在其自身端子处检测到的故障中断之后的故障相位的线路电压值V L 存在于允许的故障相位断路器中时,闭合指令被发送到故障相断路器 在故障相位打开时由线电压值Vk确定的范围(¾¾V<¾>¾¾-¾Vk¾¾k1)。 版权所有(C)2010,JPO&INPIT
    • 2. 发明专利
    • 分割組立型配電盤および分割組立型配電盤の製造方法
    • 分体式组装式分配板,以及分体式组件分配板的制造方法
    • JP2015012692A
    • 2015-01-19
    • JP2013136284
    • 2013-06-28
    • 株式会社東芝Toshiba Corp
    • TAKAHASHI REIOZAWA TSUTOMUSHINJO SATOSHI
    • H02B1/30H02B1/01H02B1/32
    • 【課題】ブロック部に分割してなる分割組立型配電盤において、ブロック部ごとにタイプの異なる部品を実装することにより、作業性を改善してリードタイムの短縮化を図る。【解決手段】分割組立型配電盤1では、3つのブロック部、すなわちオプションブロック部31、コア部品ブロック部32、周辺部品ブロック部33が垂直方向に積み上げられている。オプションブロック部31は、初期状態では電気部品を実装しないブロック部であって、空(から)の筐体フレーム2のみからなる。コア部品ブロック部32は、分割組立型配電盤1の基本機能を実現するコア部品が実装される。周辺部品ブロック部33は、前記コア部品以外である周辺部品が実装される。周辺部品ブロック部33とオプションブロック部31は、納入先あるいは据付先付近の製造工場などで組立可能である。【選択図】図1
    • 要解决的问题:通过在分割成块的同时形成的分体式配电板中,以块为单位安装不同类型的部件来提高可操作性并缩短交货时间。解决方案:在分体式配电板1 在垂直方向上堆叠了三个块,即选项块31,核心部件块32和外围部件块33。 可选块31是其中电气部件未安装在初始状态并且仅由空壳体框架2形成的块。在芯部件块32中,安装实现分裂的基本功能的核心部件 组装式配电板1.在外围部件块33中,除了安装的核心部件以外的周边部件。 外围部件块33和可选块31可以组装在输送目的地的制造厂或安装目的地附近。
    • 3. 发明专利
    • Digital protection/control device
    • 数字保护/控制装置
    • JP2008148507A
    • 2008-06-26
    • JP2006335144
    • 2006-12-12
    • Toshiba Corp株式会社東芝
    • SHINJO SATOSHIKAGAMI TOSHIRO
    • H02H3/02H02H3/04
    • PROBLEM TO BE SOLVED: To provide a digital protection/control device that accurately shows a device state while always displaying internal information of the digital protection/control device even when a failure occurs in the part related to IP communication or in an external human interface device, and further, contributes to quick recovery work by correctly discriminating defective parts outside the device. SOLUTION: The digital protection/control device 10 internally includes a display operation part 14a and an internal bus 15. The display operation part 14a is composed of, for example, a liquid-crystal display device having a touch sensor or a panel or the like provided with a switch and a liquid-crystal display device so as to display internal information 12b stored in a memory 12a by a prescribed menu operation. The internal bus 15 executes connects a protection/control function part 11 and the display operation part 14a for mutual data transfer independently of IP communication. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:即使即使在与IP通信相关的部分中发生故障或者在外部的情况下,也能够始终显示数字保护/控制装置的内部信息,来准确地显示设备状态的数字保护/控制装置 人机界面装置,并且通过正确辨别装置外的缺陷部件,有助于快速恢复工作。 数字式保护/控制装置10内部包括显示操作部14a和内部总线15.显示操作部14a例如由具有触摸传感器或面板的液晶显示装置构成 设置有开关和液晶显示装置,以便通过规定的菜单操作显示存储在存储器12a中的内部信息12b。 内部总线15执行连接保护/控制功能部分11和显示操作部分14a,用于独立于IP通信的相互数据传输。 版权所有(C)2008,JPO&INPIT
    • 4. 发明专利
    • Digital protection control device
    • 数字保护控制装置
    • JP2013005660A
    • 2013-01-07
    • JP2011136779
    • 2011-06-20
    • Toshiba Corp株式会社東芝
    • INOUE TAISUKEMAEDE YUKIHIKOSHINJO SATOSHI
    • H02H3/02
    • PROBLEM TO BE SOLVED: To provide a digital protection control device capable of easily changing specifications.SOLUTION: A digital protection control device in an embodiment of the present invention comprises an input interface circuit which receives an input from the outside and an operation unit which performs arithmetic processing on the basis of information received by the input interface circuit. The control device further includes an output interface circuit which outputs an operation result by the operation unit to the outside and input/output interface circuit configuration means for configuring the input interface circuit or the output interface circuit on the basis of input/output interface circuit configuration data indicating circuit configuration data of the input interface circuit or the output interface circuit.
    • 要解决的问题:提供能够容易地改变规格的数字保护控制装置。 解决方案:本发明的实施例中的数字保护控制装置包括:接收来自外部的输入的输入接口电路和基于由输入接口电路接收的信息进行算术处理的操作单元。 控制装置还包括输出接口电路,其将操作单元的操作结果输出到外部,以及输入/输出接口电路配置装置,用于基于输入/输出接口电路配置来配置输入接口电路或输出接口电路 数据指示输入接口电路或输出接口电路的电路配置数据。 版权所有(C)2013,JPO&INPIT
    • 5. 发明专利
    • CIRCUIT BREAKER MALFUNCTIONING COUNTERMEASURE DEVICE
    • JP2000032648A
    • 2000-01-28
    • JP19872298
    • 1998-07-14
    • TOSHIBA CORP
    • SHINJO SATOSHI
    • H02H3/05
    • PROBLEM TO BE SOLVED: To quickly detect the circuit breaker malfunctioning without delay, even if the circuit breaker is located on a non-power-supply end and the reception of the failure detection conditions of a failure close to the opposite end is delayed. SOLUTION: This circuit breaker malfunctioning is detected, if a failure state lasts for a certain period of time under failure detection conditions OC1, OC2 and OC3 and circuit breaker tripping conditions 6a, 6b and 6c of a self-end line protector, which protects a power system as starting conditions and other circuit breakers connected to the same bus-bar of the self-end are released to remove the failure. Failure detection conditions OC4, OC5 and OC6, which transmitted from an opposite end, are received by the line protector and the circuit beaker malfunctioning is detected with the failure detection conditions from the opposite end and the circuit breaker tripping conditions 6a, 6b, and 6c of the self-end as staring conditions.
    • 7. 发明专利
    • PROTECTION RELAY DEVICE
    • JP2000050492A
    • 2000-02-18
    • JP22944598
    • 1998-07-30
    • TOSHIBA CORP
    • KOMAKI TOMOYOSHISHINJO SATOSHI
    • H02H7/26H02H3/36
    • PROBLEM TO BE SOLVED: To reduce size, and at the same time to obtain sufficient reliability in a protection relay device for protecting two parallel transmission lines. SOLUTION: A protection relay device is composed of a first protection relay device RY1 with a 1L-side main protection trip command output element 1A, a protection trip command output element 1B being provided later, and a 2L-side main protection trip command output element 2A; and a second protection relay device RY2 with the 2L-side main protection trip command output element 2A, a protection trip command output element 2B being provided later, and the 1L-side main protection trip command output element 1A. Then, the protection relay device is provided with a means for tripping and controlling a 1L circuit breaker, by using the logic OR of the 1L-side main protection trip command output element 1A and the protection trip command output element 1B being provided later that are provided in the first protection relay device RY1, and the 1L-side main protection trip command output element 1A that is provided in the second protection relay device RY2 as conditions; and a means for tripping and controlling a 2L circuit breaker, by using the logic OR of the 2L-side main protection trip command output element 2A and the protection trip command output element 2B being provided later that are provided in the second protection relay device RY1, and the 2L-side main protection trip command output element 2A that is provided in the first protection relay device as conditions.