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1. 发明专利

JP2014179891A Power-line carrier communication device 有权
标题翻译：电力线载波通信设备
公开(公告)号：JP2014179891A
公开(公告)日：2014-09-25
申请号：JP2013053680
申请日：2013-03-15
申请人： Toshiba Toko Meter Systems Co Ltd , 東光東芝メーターシステムズ株式会社 , Ge Fuji Meter Co Ltd , Ge富士電機メーター株式会社 , Tokyo Electric Power Co Inc:The , 東京電力株式会社 , Chubu Electric Power Co Inc , 中部電力株式会社 , Chugoku Electric Power Co Inc:The , 中国電力株式会社 , General Electric Co , ゼネラル・エレクトリック・カンパニイ , Aclara Power-Line Systems Inc , アクララパワー−ラインシステムズインコーポレイテッド
发明人： SAITO YASUNORI , MISAIZU HIROYUKI , NAKASHIRO AKIRA , YAMAZAKI MASAO , SUZUKI MASARU , NAKAMURA TATSUYA , TAKEUCHI SHINJI , IDESAKI ISAO , NAKANO TAKASHI , ROBERT W RICHARDSON , JOSHUA K DRUMELLER , MATSUMOTO RYUJI , SATO TOMOKI , KOBAYASHI YOSHIKUNI , SHIMIZU YASUSHI , KIMURA TATSUYA , KUBO HIROSHI , KANAYAMA TAKASHI
IPC分类号： H04B3/54 , H01F37/00
摘要： PROBLEM TO BE SOLVED: To provide a power line carrier communication device capable of reducing a high frequency component generated by an information signal.SOLUTION: There is provided a power line carrier communication device comprising: power carrier parts PL1, PL2 configured to carry power via a transformer and a system impedance Ls of a power line; a power supply part Vs configured to supply power via the power carrier parts; and a signal generator 1a including a series circuit in which a reactor part Lx and a switching part SW are connected in series such that both ends of the series circuit are connected to both ends of the power carrier parts, and configured to superimpose an information signal on the power carrier parts by turning on and off the switching part. An inductance value of the reactor part increases as a current flowing through the reactor part decreases.
摘要翻译：要解决的问题：提供一种能够减少由信息信号产生的高频分量的电力线载波通信装置。解决方案：提供一种电力线载波通信装置，包括：电力载体部分PL1，PL2，被配置为通过电力线的变压器和系统阻抗Ls; 配置为经由所述电力载体部件供电的供电部Vs; 以及信号发生器1a，其包括串联电路，其中电抗器部分Lx和开关部分SW串联连接，使得串联电路的两端连接到电力载体部件的两端，并且被配置为叠加信息信号通过打开和关闭开关部件在电源载体部件上。当流过反应器部分的电流减小时，反应器部分的电感值增加。

2. 发明专利

JP2010256141A Current detection apparatus and watt-hour meter using the same 审中-公开
标题翻译：电流检测装置和使用它的计时器
公开(公告)号：JP2010256141A
公开(公告)日：2010-11-11
申请号：JP2009105693
申请日：2009-04-23
申请人： Toshiba Toko Meter Systems Co Ltd , 東光東芝メーターシステムズ株式会社
发明人： KIMURA TATSUYA , KUROKAWA FUYUKI , NAKANO KENJI , SAMEDA YOSHITOMI , SAKOYAMA MITSUHIRO
IPC分类号： G01R15/18 , G01R21/06 , G01R22/00
摘要： PROBLEM TO BE SOLVED: To provide a high-precision current detection apparatus which does not require time and effort to manufacture and a watt-hour meter using it.
SOLUTION: Around a primary conductor 110 for generating a magnetic field which is in direct proportion to a measured current, the current detection apparatus is provided with a plurality of coils 120, 130 for detecting a magnetic field generated by the primary conductor 110 and supports 140, 150 which support the plurality of coils 120, 130, are connected to the plurality of coils 120, 130 magnetically in series, and are made of a magnetic substance, thereby detecting the magnetic field generated by the primary conductor 110 circumferentially.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供不需要时间和精力的制造的高精度电流检测装置和使用它的电能表。解决方案：电流检测装置围绕用于产生与测量电流成正比的磁场的主导体110，设有多个线圈120,130，用于检测由主导体110产生的磁场并且支撑着多个线圈120,130的支撑体140,150以串联方式连接到多个线圈120,130，并且由磁性物质制成，从而检测由一次导体110周向产生的磁场。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2010203926A Watt-hour meter 审中-公开
标题翻译：电度表
公开(公告)号：JP2010203926A
公开(公告)日：2010-09-16
申请号：JP2009049930
申请日：2009-03-03
申请人： Toshiba Toko Meter Systems Co Ltd , 東光東芝メーターシステムズ株式会社
发明人： KUROKAWA FUYUKI , KIMURA TATSUYA , NAKANO KENJI , SAKOYAMA MITSUHIRO , GOTO YOSHIHIDE
IPC分类号： G01R22/00
摘要： PROBLEM TO BE SOLVED: To provide a watt-hour meter which detects the difference between a current flowing into a load from a power source and a current flowing into the power source from the load.
SOLUTION: The current between terminals 1S-1L (the current flowing into the load from the power source: A1) is detected by a current detection unit 102 while the current between terminals 2S-2L (the current opposite to the current flowing into the power source from the load: A2) is detected by a current detection unit 103. The difference between them is calculated by a control unit 109. When the difference does not become nearly zero, a display unit 111 is allowed to display the presence of an abnormality.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种电度表，其检测从电源流入负载的电流与从负载流入电源的电流之间的差异。
解决方案：电流检测单元102检测端子1S-1L之间的电流（从电源A1流入负载的电流），而端子2S-2L之间的电流（与电流流动相反的电流通过电流检测单元103检测来自负载的电源：A2）。它们之间的差异由控制单元109计算。当差异几乎不变为零时，显示单元111被允许显示存在的异常。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2011089883A Current detection apparatus and watt-hour meter using the same 有权
标题翻译：电流检测装置和使用它的计时器
公开(公告)号：JP2011089883A
公开(公告)日：2011-05-06
申请号：JP2009243533
申请日：2009-10-22
申请人： Toshiba Toko Meter Systems Co Ltd , 東光東芝メーターシステムズ株式会社
发明人： KIMURA TATSUYA , KUROKAWA FUYUKI
IPC分类号： G01R15/18 , G01R21/06
CPC分类号： G01R15/181
摘要： PROBLEM TO BE SOLVED: To provide an accurate current detection apparatus capable of suppressing the influences of noise magnetic field from the outside. SOLUTION: The current detection apparatus is configured around a primary conductor 110 for generating a magnetic field which is in direct proportion to a measured current so as to have a thickness ratio of the inside diameter of a coil winding wire and the thickness of the winding wire to be approximately 1:√3 and includes: a plurality of coils 120, 130 for detecting the magnetic field generated by the primary conductor 110; and supports 140, 150 which support the plurality of coils 120, 130, are connected to the plurality of coils 120, 130 magnetically in series, and are made of a magnetic substance, and thereby detecting the magnetic field generated by the primary conductor 110 circumferentially. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供能够抑制来自外部的噪声磁场的影响的精确的电流检测装置。解决方案：电流检测装置被配置在主导体110周围，用于产生与测量电流成正比的磁场，以便具有线圈绕组线的内径的厚度比和绕组线约为1：√3，包括：用于检测由主导体110产生的磁场的多个线圈120,130; 并且支撑多个线圈120,130的支撑件140,150以串联的方式连接到多个线圈120,130，并且由磁性物质制成，从而检测由一次导体110周向产生的磁场。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2010217037A Watt-hour meter 有权
标题翻译：电度表
公开(公告)号：JP2010217037A
公开(公告)日：2010-09-30
申请号：JP2009065064
申请日：2009-03-17
申请人： Toshiba Toko Meter Systems Co Ltd , 東光東芝メーターシステムズ株式会社
发明人： NAKANO KENJI , SAMEDA YOSHITOMI , KIMURA TATSUYA , KUROKAWA FUYUKI
IPC分类号： G01R22/00 , G01R21/133
摘要： PROBLEM TO BE SOLVED: To provide a watt-hour meter achieving miniaturization and cost reduction by reducing the installation number of current detectors composed of large components. SOLUTION: A current value of a first distribution line of power supply performed by a plurality of distribution lines is detected by a current detection unit 106 that does not have insulating property, and a current value of the other second distribution line is detected by a current detection unit 105 that has insulating property. A current value of the third distribution line required for measuring power is computed from the current value of the first distribution line and the current value of the second distribution line. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过减少由大部件组成的电流检测器的安装数量来提供电度表实现小型化和降低成本。解决方案：由不具有绝缘特性的电流检测单元106检测由多条分配线执行的电源的第一分配线的电流值，并且检测另一第二分配线的电流值通过具有绝缘性的电流检测单元105。根据第一分配线的当前值和第二分配线的当前值计算测量功率所需的第三分配线的当前值。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2013015371A Current detector and watt-hour meter 有权
标题翻译：电流检测器和电表
公开(公告)号：JP2013015371A
公开(公告)日：2013-01-24
申请号：JP2011147463
申请日：2011-07-01
申请人： Toshiba Toko Meter Systems Co Ltd , 東光東芝メーターシステムズ株式会社
发明人： RACHI SHINICHI , SAKOYAMA MITSUHIRO , KUROKAWA FUYUKI , KIMURA TATSUYA
IPC分类号： G01R15/18 , G01R21/06 , G01R22/00
CPC分类号： G01R15/181
摘要： PROBLEM TO BE SOLVED: To provide a current detector capable of precisely measuring while enhancing the disturbance withstand performance and reducing the cost, and a watt-hour meter using the same.SOLUTION: The current detector detects current flowing through a conductor 4. The current detector includes: plural coils 1a and 1b disposed near the conductor 4 for receiving a magnetic field corresponding to the current flowing through the conductor 4 to thereby detect the current flowing through the conductor 4; a first magnetic member (magnetic member 2a) for magnetically short-circuiting one ends of the plural coils 1a and 1b; a second magnetic member (magnetic member 2b) disposed so as not to come into contact with the first magnetic member (magnetic member 2a) for magnetically short-circuiting the other ends of the plural coils 1a and 1b; and third magnetic members (magnetic member 3a and 3b) disposed outer side of the plural coils 1a and 1b on the periphery thereof around the central axis in a direction the current flows through the conductor 4. The plural coils 1a and 1b, the first magnetic member (magnetic member 2a) and the second magnetic member (magnetic member 2b) are configured so as to entirely enclose the conductor 4.
摘要翻译：要解决的问题：提供能够精确测量同时增强抗干扰性能并降低成本的电流检测器以及使用该电流检测器的电能表。电流检测器检测流过导体4的电流。电流检测器包括：布置在导体4附近的多个线圈1a和1b，用于接收与流过导体4的电流相对应的磁场，从而检测电流流经导体4; 用于使多个线圈1a和1b的一端磁短路的第一磁性部件（磁性部件2a）; 设置成不与第一磁性构件（磁性构件2a）接触以用于使多个线圈1a和1b的另一端短路的第二磁性构件（磁性构件2b）; 并且在电流流过导体4的方向上，围绕中心轴设置多个线圈1a和1b的外侧的第三磁性构件（磁性构件3a和3b）。多个线圈1a和1b，第一磁体构件（磁性构件2a）和第二磁性构件（磁性构件2b）构造成完全包围导体4.版权所有（C）2013，JPO＆INPIT

7. 发明专利

JP2013015370A Current detector and watt-hour meter using the same 有权
标题翻译：电流检测器和使用它的计时器
公开(公告)号：JP2013015370A
公开(公告)日：2013-01-24
申请号：JP2011147461
申请日：2011-07-01
申请人： Toshiba Toko Meter Systems Co Ltd , 東光東芝メーターシステムズ株式会社
发明人： RACHI SHINICHI , SAKOYAMA MITSUHIRO , KUROKAWA FUYUKI , KIMURA TATSUYA
IPC分类号： G01R15/18 , G01R21/06 , G01R22/00
CPC分类号： G01R19/00 , G01R15/181 , G01R15/186 , H01F38/30
摘要： PROBLEM TO BE SOLVED: To provide an inexpensive current detector superior in manufacturability.SOLUTION: The current detector includes: a conductor 11 through which a current to be measured flows; plural coils 12 and 13 disposed near the conductor; a first magnetic member 14 disposed facing to one end face of the plural coils for magnetically short-circuiting the plural coils; and a second magnetic member 15 disposed facing to the other end face of the plural coils for magnetically short-circuiting the plural coils, which has through holes 21 and 22 for allowing coil wires from the plural coils each formed at a position facing to the other end face of the plural coils.
摘要翻译：要解决的问题：提供优异的可制造性的便宜的电流检测器。解决方案：电流检测器包括：待测电流流过的导体11; 布置在导体附近的多个线圈12和13; 第一磁性构件14，设置成面对多个线圈的一个端面，用于使多个线圈磁短路; 以及与多个线圈的另一端面相对设置的用于使多个线圈短路的第二磁性构件15，其具有用于允许来自多个线圈的线圈线的通孔21和22，每个线圈形成在面对另一个线圈的位置多个线圈的端面。版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2012220273A Current detection apparatus and watthour meter employing the same 有权
标题翻译：电流检测装置和使用其的计量器
公开(公告)号：JP2012220273A
公开(公告)日：2012-11-12
申请号：JP2011084517
申请日：2011-04-06
申请人： Toshiba Toko Meter Systems Co Ltd , 東光東芝メーターシステムズ株式会社
发明人： RACHI SHINICHI , SAKOYAMA MITSUHIRO , KUROKAWA FUYUKI , KIMURA TATSUYA
IPC分类号： G01R15/20 , G01R21/08
CPC分类号： G01R15/148 , G01R15/207
摘要： PROBLEM TO BE SOLVED: To provide a low-priced current detection apparatus which is capable of improving workability during assembly.SOLUTION: A current detection apparatus comprises a first magnetic substance section 12 which forms a part of a magnetic circuit while being disposed to surround a conductor 11 on a surface orthogonal to a direction of a current to be measured that flows in the conductor, a sensor section 13 which is disposed on a magnetic path of the magnetic circuit for detecting a magnetic field, a first insulator section 14 which is provided to cover the first magnetic substance section and the sensor section, and a second magnetic substance section 15 which slides away from the first insulator section to shift to a conductor integration enabled state, slides closer to the first insulator section after the integration of the conductor to be disposed to surround the conductor on a surface orthogonal to the direction of the current to be measured that flows in the conductor, and forms another part of the magnetic circuit.
摘要翻译：要解决的问题：提供能够提高组装时的加工性的低价电流检测装置。解决方案：电流检测装置包括形成磁路的一部分的第一磁性物质部分12，同时被布置成在垂直于在导体中流动的待测量电流的方向的表面上包围导体11 设置在用于检测磁场的磁路的磁路上的传感器部分13，设置成覆盖第一磁性物质部分和传感器部分的第一绝缘体部分14和第二磁性物质部分15，第二磁性物质部分15 从第一绝缘体部分滑出以转换到导体积分使能状态，在将被布置为围绕导体的导体整合在与待测量电流的方向正交的表面上之后，更靠近第一绝缘体部分滑动。在导体中流动，并形成磁路的另一部分。版权所有（C）2013，JPO＆INPIT

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