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    • 11. 发明专利
    • Casting insulator, and production method of the same
    • 铸造绝缘子及其制造方法
    • JP2014043073A
    • 2014-03-13
    • JP2012187603
    • 2012-08-28
    • Toshiba Corp株式会社東芝
    • YAMAZAKI KENICHINAKAMURA YUSUKEKOMIYA GENIMAI TAKAHIROKINOSHITA SUSUMUTAKEI YOSHIHIRO
    • B29C39/24B29C39/10B29C39/26
    • PROBLEM TO BE SOLVED: To prevent generation of internal defect of a cured object heat-hardened by a pressure gelation method, and to make an isolation layer not having a draft angle.SOLUTION: A casting insulator includes: an electrode 1 of a main circuit member; and an isolation layer 2 in which the electrode 1 is embedded, and that is cast by resin casting molds 3a, 3b, wherein an outer peripheral surface of the isolation layer 2 is formed by a smooth surface 4a of a first nest 4 embedded in the resin casting mold 3a, 3b, the smooth surface 4a does not have a draft angle parallel to an opening-closing direction of the mold. The first nest 4 and the gelated isolation layer 2 are integrally taken out from the resin casting molds 3a, 3b, the first nest 4 is detached, and heat hardening is accelerated at production.
    • 要解决的问题:为了防止通过压力凝胶化方法加热硬化的固化物体的内部缺陷的产生,并且形成不具有拔模角度的隔离层。解决方案:铸造绝缘体包括:主电路的电极1 会员; 以及隔着层2,其中电极1被嵌入,并且被树脂铸模3a,3b铸造,其中隔离层2的外周表面由嵌入在第一嵌套4中的第一嵌套4的光滑表面4a形成 树脂铸型3a,3b,光滑面4a不具有与模具的开闭方向平行的拔模角。 第一嵌套4和凝胶化隔离层2从树脂浇铸模具3a,3b整体地取出,第一嵌套4被拆卸,并且在制造时加热硬化。
    • 12. 发明专利
    • Vacuum valve
    • 真空阀
    • JP2013171640A
    • 2013-09-02
    • JP2012033389
    • 2012-02-17
    • Toshiba Corp株式会社東芝
    • ASARI NAOKISATO JUNICHISOMEI HIROMICHITAKEI YOSHIHIROOTAKE SHIRO
    • H01H33/662
    • PROBLEM TO BE SOLVED: To equalize current density per unit sectional area while improving heat dissipation characteristics of a power supply shaft.SOLUTION: A vacuum valve includes a vacuum insulation container 1, fixed-side sealing metal fittings 2 sealed in the vacuum insulation container 1, movable-side sealing metal fittings 3, a pipe-like first fixed-side power supply shaft 4 fixed penetrating the fixed-side sealing metal fittings, a second fixed-side power supply shaft 5 provided in an axial direction of a hollow portion of the first fixed-side power supply shaft 4, a fixed-side contact 6 fixed to the first fixed-side power supply shaft 4 and the second fixed-side power supply shaft 5, a movable-side contact 7 contacting and leaving the fixed-side contact 6, a pipe-like first movable-side power supply shaft 8 fixed to the movable-side contact 7 and moving keeping the movable-side sealing metal fittings 3 airtight, and a second movable-side power supply shaft 9 provided in an axial direction of a hollow portion of the first movable-side power supply shaft 8 and fixed to the movable-side contact 7.
    • 要解决的问题:在提高电源轴的散热特性的同时,均匀化单位截面积的电流密度。解决方案:真空阀包括真空绝热容器1,密封在真空绝热容器1中的固定侧密封金属配件2 ,可动侧密封金属配件3,固定在固定侧密封金属配件上的管状的第一固定侧供电轴4,设置在中空部的轴向的第二固定侧供电轴5 第一固定侧供电轴4,固定在第一固定侧供电轴4和第二固定侧供电轴5上的固定侧接点6,与固定侧供电轴4接触和离开的可动侧接点7。 侧接触件6,固定到可动侧触点7并使可动侧密封金属配件3保持气密的移动的管状第一可动侧电源轴8和设置在可动侧触点7中的第二可动侧电源轴9 腋窝 第一可动侧电源轴8的中空部分的方向,并且固定到可动侧触点7。
    • 14. 发明专利
    • Power quality evaluation system
    • 电力质量评估系统
    • JP2010273481A
    • 2010-12-02
    • JP2009124417
    • 2009-05-22
    • Toshiba Corp株式会社東芝
    • TAGUCHI YASUHIROTAKEI YOSHIHIROMIYABE TAKASHIKAZUSAWA SHINYAIINO MINORU
    • H02J3/00H02J13/00
    • Y04S10/527
    • PROBLEM TO BE SOLVED: To estimate a device failure that degrades power quality and an abnormal state as a sign thereof, from a failure probability of each component constituting the device. SOLUTION: The power quality evaluation system includes: failure estimation devices 8a-8d which calculate a matching degree of harmonic component between an actually measured harmonic component calculation result obtained by waveform analysis of the electrical quantity acquired from each component of a device connected to a power grid, and a plurality of harmonic failure harmonic component comprising a harmonic failure pattern which is estimated as a failure of each component stored in advance as well as a harmonic failure representing an abnormal state as a sign thereof, and based on the matching degree of harmonic component, specifies a failure of each component and a harmonic failure pattern which is a sign of the failure and outputs it as a harmonic failure estimation result. The system also includes: a plurality of failure probability conversion process parts 10A which convert the harmonic failure estimation results output from the failure estimation devices to failure probabilities, and an entire failure probability estimation process part for estimating the entire failure estimation result of the device based on the converted failure probability of each component. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:从构成设备的每个组件的故障概率来估计从其劣化电力质量和异常状态的设备故障。 电力质量评估系统包括:故障估计装置8a-8d,其计算通过从连接的装置的每个部件获得的电量的波形分析获得的实际测量的谐波分量计算结果之间的谐波分量的匹配度 以及多个谐波失真谐波分量,其包括被估计为预先存储的每个分量的故障以及表示异常状态的谐波故障作为其符号的谐波故障模式,并且基于匹配 规定谐波分量,指定各部件的故障和作为故障的符号的谐波故障模式,并将其作为谐波失效估计结果输出。 该系统还包括:将从故障估计装置输出的谐波失效估计结果转换为故障概率的多个故障概率转换处理部10A,以及用于估计基于设备的整个故障估计结果的整个故障概率估计处理部 关于每个组件的转换故障概率。 版权所有(C)2011,JPO&INPIT
    • 15. 发明专利
    • Power quality evaluation system
    • 电力质量评估系统
    • JP2010019638A
    • 2010-01-28
    • JP2008179327
    • 2008-07-09
    • Toshiba Corp株式会社東芝
    • TAGUCHI YASUHIROTAKEI YOSHIHIROSEKIGUCHI KATSUHIKOKAZUSAWA SHINYAFUJII SHIGEYOSHI
    • G01R21/133G01R21/00H02J3/00
    • PROBLEM TO BE SOLVED: To calculate a harmonic component from an electric quantity such as a voltage or a current in a power system, and to estimate an apparatus which is a generation factor of a harmonic from a coincidence degree with the harmonic component in each apparatus. SOLUTION: This power quality evaluation system is equipped with a harmonic component calculation means 11 for calculating a measured harmonic component of effective power from a harmonic component superimposed on an electric quantity such as a voltage or a current acquired from the power system, a harmonic generation apparatus database 16 for storing each effective power harmonic component of a plurality of harmonic generation apparatuses, a harmonic component coincidence degree calculation means 13 for calculating an effective power harmonic component coincidence degree from the measured harmonic component of the effective power and the effective power harmonic component of each harmonic generation apparatus stored in the database 16, and a harmonic factor estimation means 14 for specifying the harmonic generation apparatus for generating a high effective power harmonic component from each effective power harmonic component coincidence degree. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:从电力系统中的电压或电流等电量计算谐波分量,并且从与谐波分量的一致度估计作为谐波的生成因子的装置 在每个装置中。 该电力质量评价系统具备:谐波分量计算单元11,用于根据从电力系统获取的电压或电流等电量叠加的谐波分量计算有效功率的测量谐波分量, 谐波发生装置数据库16,用于存储多个谐波发生装置的每个有效功率谐波分量;谐波分量重合度计算装置13,用于根据有效功率的测量谐波分量和有效功率计算有效功率谐波分量一致度; 存储在数据库16中的各谐波发生装置的功率谐波分量,以及用于从每个有效谐波分量重合度确定用于产生高有效谐波分量的谐波产生装置的谐波因子估计装置14。 版权所有(C)2010,JPO&INPIT
    • 16. 发明专利
    • Equipment for connecting electrical apparatuses and manufacturing method therefor
    • 用于连接电气设备的设备及其制造方法
    • JP2008167538A
    • 2008-07-17
    • JP2006352419
    • 2006-12-27
    • Toshiba Corp株式会社東芝
    • MURAYAMA KIYOKOKINOSHITA SUSUMUOZAKI TAMONIMAI TAKAHIROKOMIYA GENSAKAGUCHI OSAMUMATSUOKA MIYOSHITAKEI YOSHIHIRO
    • H02B13/02H02B1/20
    • PROBLEM TO BE SOLVED: To obtain equipment for connecting molded electrical apparatuses that delivers stable insulation performance regardless of the smoothness of a boundary surface. SOLUTION: The connection equipment includes: a first electrical apparatus 5 having a first boundary connection portion 31 and molded with insulating material; a second electrical apparatus 7 having a second boundary connection portion 32 connected to the first boundary connection portion 31 and molded with insulating material; an air gap of predetermined dimensions formed when the first boundary connection portion 31 and the second boundary connection portion 32 are connected to each other; and a flexible hardening insulator 30 that is filled in the air gap and is lower in elastic modulus than the hardened insulating layers of the first boundary connection portion 31 and the second boundary connection portion 32. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:无论边界表面的平滑度如何,获得提供稳定绝缘性能的连接成型电气设备的设备。 解决方案:连接设备包括:具有第一边界连接部分31并用绝缘材料模制的第一电气设备5; 第二电气设备7具有连接到第一边界连接部分31并用绝缘材料模制的第二边界连接部分32; 当第一边界连接部分31和第二边界连接部分32彼此连接时形成预定尺寸的气隙; 以及与第一边界连接部31和第二边界连接部32的硬化绝缘层相比,填充在气隙中并且弹性模量低的柔性硬化绝缘体30。(C)2008,JPO&INPIT
    • 17. 发明专利
    • 樹脂絶縁真空バルブ
    • 树脂绝缘真空阀
    • JP2015015155A
    • 2015-01-22
    • JP2013141174
    • 2013-07-05
    • 株式会社東芝Toshiba Corp
    • IMAI TAKAHIRONAKAMURA YUSUKEYAMAZAKI KENICHIKOMIYA GENTAKEUCHI MIWAMAEDA TERUHIKOASARI NAOKIKINOSHITA SUSUMUTAGAYA OSAMUTAKEI YOSHIHIRO
    • H01H33/662
    • 【課題】電界緩和シールドを真空バルブの同軸上に配置し、絶縁厚さや、真空絶縁容器との間隔を全周にわたって均一に保つ。【解決手段】真空絶縁容器1、接離自在の一対の接点5、6、封着金具2、3を有する真空バルブと、封着金具2、3を囲むように配置される円板部10a、11a、筒部10b、11b、湾曲部10c、11cで構成される電界緩和シールド10、11と、円板部10a、11aに固定されるとともに、封着金具2、3に当接する第1のリング板20と、第1のリング板20の外周に設けられるとともに、円板部10a、11aと封着金具2、3とで圧縮される弾性部材13と、真空バルブの外周に設けられた絶縁層14と、絶縁層14の外周に設けられた接地層15とを備え、第1のリング板20、弾性部材13を少なくとも真空バルブの可動側に用いたことを特徴とする。【選択図】図1
    • 要解决的问题:通过与真空阀同轴地布置电场缓和屏蔽,使整个圆周上的真空绝热容器的绝缘厚度或间隔保持均匀。解决方案:树脂绝缘真空阀包括具有 真空绝热容器1,一对可分离触点5,6和密封配件2,3,由围绕密封配件2,3的圆盘10a,11a构成的电场缓和屏蔽10,11,气缸10b,11b和 弯曲部10c,11c,固定在盘10a,11a上的第一环形板20,并抵靠密封接头2,3;弹性部件13,其设置在第一环形板20的外周面上,并由盘10a,11a压缩 以及密封配件2,3,设置在真空阀的外周上的绝缘层14,以及设置在绝缘层14的外周上的接地层15.第一环形板20和弹性构件13是 至少在真空阀的可动侧使用。
    • 18. 发明专利
    • Resin mold vacuum valve
    • 树脂模具真空阀
    • JP2014017220A
    • 2014-01-30
    • JP2012155993
    • 2012-07-11
    • Toshiba Corp株式会社東芝
    • ASARI NAOKISHIOIRI SATORUSOMEI HIROMICHITAKEI YOSHIHIROOTAKE SHIRO
    • H01H33/662H02B13/02
    • PROBLEM TO BE SOLVED: To enhance partial discharge characteristics and creeping voltage characteristics, by suppressing the charging of a vacuum insulation container.SOLUTION: The resin mold vacuum valve comprise: a vacuum insulation container 1 made of ceramic; a stationary side sealing fitting 2 sealing the openings at both ends thereof; a movable side sealing fitting 3; a stationary side electrification shaft 4 penetrating the stationary side sealing fitting 2 and fixed thereto; a stationary side contact 5 bonded to the stationary side electrification shaft 4; a movable side contact 6 coming into contact with the stationary side contact 5 and separating therefrom freely; a movable side electrification shaft 7 to which the movable side contact 6 is bonded; an arc shield 9 surrounding the stationary side contact 5 and movable side contact 6; and an insulation layer 14 provided on the outer periphery of the vacuum insulation container 1. At the intermediate part of the inner surface of the vacuum insulation container 1 between the stationary side sealing fitting 2 and the stationary side end of the arc shield 9, and between the movable side sealing fitting 3 and the movable side end of the arc shield 9, protrusions 10 and 12 protruding inward are provided, and resistor layers 11 and 13 of lower resistance than the ceramic are provided on both side faces of the protrusions 10 and 12.
    • 要解决的问题:通过抑制真空绝热容器的充电来增强局部放电特性和蠕变电压特性。解决方案:树脂模具真空阀包括:由陶瓷制成的真空绝热容器1; 固定侧密封配件2,在其两端密封开口; 可动侧密封配件3; 固定侧带电轴4穿透固定侧密封配件2并固定在其上; 固定侧接触件5,其固定在固定侧带电轴4上; 可动侧触点6与固定侧触点5接触并自由分离; 可动侧接触件6接合的可动侧带电轴7; 围绕固定侧触点5和可动侧触点6的弧形屏蔽9; 以及设置在真空绝热容器1的外周上的绝缘层14.在静电侧密封配件2和电弧屏蔽9的固定侧端之间的真空绝热容器1的内表面的中间部分,以及 在可动侧密封配件3和电弧罩9的可动侧端部之间设置有向内突出的突起10和12,并且在突出部10的两个侧面上设置比陶瓷电阻低的电阻层11和13 12。
    • 19. 发明专利
    • Resin insulation vacuum valve
    • 树脂绝缘真空阀
    • JP2013222496A
    • 2013-10-28
    • JP2012091237
    • 2012-04-12
    • Toshiba Corp株式会社東芝
    • IMAI TAKAHIRONAKAMURA YUSUKEYAMAZAKI KENICHIKOMIYA GENKINOSHITA SUSUMUIKEDA JUNICHITAKEI YOSHIHIRO
    • H01H33/662
    • PROBLEM TO BE SOLVED: To provide a resin insulation vacuum valve in which crack resistance can be enhanced by suppressing formation of a boundary surface by different materials.SOLUTION: The resin insulation valve includes a vacuum insulation container 1 composed of ceramics, a stress relaxation layer 2 provided on the outer periphery of the vacuum insulation container 1, and an insulation layer 5 for external insulation reinforcement by cast resin provided on the outer periphery of the stress relaxation layer 2. The stress relaxation layer 2 is formed by applying a material which is formed by adding a reactive diluent agent, represented by butyl glycidyl ether to the cast resin, composed of epoxy resin, an acid anhydrous curative agent, and inorganic particles.
    • 要解决的问题:提供通过抑制由不同材料形成边界面而能够提高抗裂性的树脂绝缘真空阀。解决方案:树脂绝缘阀包括由陶瓷构成的真空绝热容器1,应力松弛层 设置在真空绝热容器1的外周上的绝缘层5,以及设置在应力松弛层2的外周的通过铸塑树脂进行外部绝缘加强的绝缘层5.应力松弛层2是通过施加 通过将由丁基缩水甘油醚表示的反应性稀释剂添加到由环氧树脂,酸性无水固化剂和无机颗粒组成的铸塑树脂中形成。
    • 20. 发明专利
    • System for evaluating quality of electric power
    • 电力质量评估系统
    • JP2008191108A
    • 2008-08-21
    • JP2007028507
    • 2007-02-07
    • Toshiba Corp株式会社東芝
    • TAGUCHI YASUHIROSUWA YASUHIROTAKEI YOSHIHIROIINO MINORUSEKIGUCHI KATSUHIKOKAZUSAWA SHINYAFUJII SHIGEYOSHISHINOHARA KAZUTARO
    • G01R23/20G06Q50/00G06Q50/06H02J3/00
    • Y04S10/54
    • PROBLEM TO BE SOLVED: To provide a system for evaluating the quality of electric power which infers the causes for generation of higher harmonics based on electric physical quantities, such as current and voltage of consumers receiving power supply. SOLUTION: This system for evaluating quality of electric power 1A is equipped with harmonic component calculation means 8 for calculating the harmonic components of the measured electrical physical quantity 6 per each measuring place, based on the electric physical quantity 6 that includes at least either one of current and voltage measured on at least one or more places of electric power system, and harmonic components agreement calculation means 10, which cross-checks the harmonic component calculated by the harmonic components calculation means 8, with the data of harmonic component generator DB15 which resulted from association of the harmonic component generator itself with harmonic component of this generator, to calculate the agreement level between the harmonic components calculated by the harmonic component calculation means 8 and the harmonic components of the harmonic component generator DB15 data. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种用于评估电力质量的系统,其基于诸如接收电源的消费者的电流和电压等电物理量产生高次谐波的原因。 解决方案:用于评估电力质量1A的系统配备有谐波分量计算装置8,用于基于至少包括至少包括以下的电物理量6来计算每个测量场所的测量电物理量6的谐波分量 在电力系统的至少一个或多个位置上测量的电流和电压中的任一个以及谐波分量计算装置10,其与由谐波分量计算装置8计算的谐波分量进行交叉校正,并与谐波分量发生器 由谐波分量发生器本身与该发生器的谐波分量相关联产生的DB15,以计算由谐波分量计算装置8计算的谐波分量与谐波分量发生器DB15数据的谐波分量之间的一致程度。 版权所有(C)2008,JPO&INPIT