Search Results 1-20 of 72

  • 1 / 4
  • <b>Variable Inductor Design Method for Rectifiers at Railway Substations</b>

    MORITA Gaku , HIKOSAKA Tomoyuki , HAYASHIDA Hirokazu , KATO Masashi

    … <p>This paper describes a new voltage adjustment technique and its design method. … In the new design, a voltage compensator, comprising a variable inductor and a controller, is connected with a transformer and a rectifier on either side in series. …

    Quarterly Report of RTRI 60(1), 14-21, 2019

    J-STAGE 

  • Capacitance Reduction of Pulse Voltage Generator by Using Series Voltage Compensator  [in Japanese]

    Takahashi Yuki , Iijima Ryuji , Isobe Takanori , Tadano Hiroshi , Yamazaki Choji , Hasegawa Chihiro

    … <p>This paper proposes a new configuration of a pulse voltage generator, which can be applied to the klystron modulator for a large-scale accelerator. … The voltage generator consists of a conventional capacitor discharge type pulse voltage generator and series cascaded voltage compensators. …

    IEEJ Transactions on Industry Applications 138(9), 747-755, 2018

    J-STAGE 

  • A new single-phase sag compensator intended for transformer-coupled loads

    Bukhari Syed Sabir Hussain , Kwon Byung-il

    … In this paper we propose a new single-phase sag compensator intended for transformer-coupled loads that integrates a current-controlled inverter in parallel with the secondary winding of an isolation transformer. …

    IEICE Electronics Express 13(8), 20160119-20160119, 2016

    J-STAGE 

  • Method for Rapidly Determining Line Drop Compensator Parameters of Low-Voltage Regulator using Classifiers  [in Japanese]

    Kikusato Hiroshi , Takahashi Naoyuki , Yoshinaga Jun , Fujimoto Yu , Hayashi Yasuhiro , Kusagawa Shinichi , Motegi Noriyuki

    … Compensating the voltage within the appropriate range becomes difficult when a large number of photovoltaic (PV) systems are installed. … As a solution to this problem, the installation of a low-voltage regulator (LVR) has been studied. … In this paper, we propose a method for rapidly and accurately determining the line drop compensator method (LDC) parameters as a part of a voltage management scheme, which consists of prediction, operation, and control. …

    IEEJ Transactions on Power and Energy 135(7), 446-453, 2015

    J-STAGE 

  • Non-linear Characteristic of Output Voltage and Method for Determining Carrier Frequency in a Series Voltage Compensator  [in Japanese]

    NAKATA Atsushi , NOZAKI Masahiro , TORII Akihiro , UEDA Akiteru

    … This paper describes the non-linear characteristic of output voltage and a method for determining carrier frequency. … First, the linear region of the output voltage is determined by calculating the upper limit of the modulation factor (a<sub>li</sub>) for which the gate signal does not disappear. …

    IEEJ Transactions on Industry Applications 133(7), 676-684, 2013-07-01

    J-STAGE  References (13)

  • An Active Electromagnetic Levitation Conveyance System by Using Two-Degree-of-Freedom Optimal Servosystems  [in Japanese]

    KOBAYASHI Yoshimitsu , KAMEYAMA Shota , SASAKI Minoru

    … A state observer estimates the horizontal and vertical position of the levitated object from two Hall voltages and the current and input voltage to the electromagnet. … In order to realize it, a two-degree-of-freedom controller combining an optimal servo control with an integral compensator for disturbances is applied to the magnetic levitation conveyance system. … In addition it is possible to design the optimal servo gain and the integral compensator gain independently. …

    TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C 79(804), 2673-2683, 2013

    J-STAGE 

  • Development of High Precision Thermo-Anemometer  [in Japanese]

    WATANABE Hideaki , MAKITA Hideharu , TAGO Makoto

    … Temperature compensator was designed based on more accurate equations. … Deviations from the specification of delay device could be adjusted by employing an automatic amplitude and mean voltage adjuster. …

    TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B 79(800), 622-631, 2013

    J-STAGE 

  • A Strategy for the Design of the LCR Filter in a Series Voltage Compensator  [in Japanese]

    NAKATA Atsushi , NOZAKI Masahiro , TORII Akihiro , UEDA Akiteru

    … In this paper, we propose a strategy for the design of the LCR filter in a series voltage compensator and investigate the method by performing simulations and experiments. … is derived from the ratio of the ripple voltage to the fundamental voltage. …

    IEEJ Transactions on Industry Applications 132(6), 642-650, 2012-06-01

    J-STAGE  References (15) Cited by (1)

  • Improvement in Engine Generator Characteristics by Using a Series Compensator Named MERS  [in Japanese]

    KASHIWAGI Kouhei , ISOBE Takanori , SHIMADA Ryuichi

    … Terminal voltage of a synchronous generator drops with an increase in the generator current because of the large inductance in the generator, called synchronous reactance. … This paper proposes the use of an active series compensation device named magnetic energy recovery switch (MERS) for improving engine generator performance. …

    IEEJ Transactions on Industry Applications 132(5), 541-548, 2012-05-01

    J-STAGE  References (10)

  • A transformerless D-STATCOM based on a multivoltage cascade converter requiring no DC sources

    佐野 憲一朗 , Sano Kenichiro , Takasaki Masahiro , Takasaki Masahiro

    … This paper deals with a cascaded multilevel converter which has multiple dc voltage values (multivoltage cascade converter or hybrid multilevel converter) for a 6.6-kV transformerless distribution static synchronous compensator (D-STATCOM). … A control method is proposed to realize dc voltage regulation of series-connected multiple cells in the STATCOM operation, making it possible to remove dc sources from all H-bridge cells. …

    IEEE transactions on power electronics 27(No. 6), 2783-2795, 2011-11

    IR 

  • A Method for Reducing the Dead-Time Voltage and Impedance Voltage in a Series Voltage Compensator  [in Japanese]

    NAKATA Atsushi , NOZAKI Masahiro , TORII Akihiro , UEDA Akiteru

    … Many research groups are developing series voltage compensators. … In the series converter, since a transformer is used in series in the power system, the power system current flows into the voltage source inverter through the transformer. …

    IEEJ Transactions on Industry Applications 131(10), 1225-1231, 2011-10-01

    J-STAGE  References (17) Cited by (2)

  • A Study of a Non-linearity by the Dead Time Voltage in the Series Voltage Compensator  [in Japanese]

    NAKATA Atsushi , TORII Akihiro , UEDA Akiteru

    電気学会研究会資料. SPC, 半導体電力変換研究会 2010(120), 59-64, 2010-11-25

    References (8)

  • Three Phase Voltage Dip Compensator by Series-Shunt Inverter Control Method  [in Japanese]

    SAKAI Nobutoshi , OHNISHI Tokuo

    電気学会研究会資料. PE, 電力技術研究会 2010(31), 1-5, 2010-03-05

    References (3)

  • Three Phase Voltage Dip Compensator by Series-Shunt Inverter Control Method  [in Japanese]

    SAKAI Nobutoshi , OHNISHI Tokuo

    電気学会研究会資料. SPC, 半導体電力変換研究会 2010(54), 1-5, 2010-03-04

    References (3)

  • Three Phase Voltage Dip Compensator by Series-Shunt Inverter Control Method  [in Japanese]

    SAKAI Nobutoshi , OHNISHI Tokuo

    電気学会研究会資料. PSE, 電力系統技術研究会 2010(30), 1-5, 2010-03-04

    References (3)

  • Disturbance Observer with a Phase-Lead Compensator and Its Application for Current Controller of EPS Motor(Mechanical Systems)  [in Japanese]

    KURISHIGE Masahiko , NISHIHARA Osamu , KUMAMOTO Hiromitsu

    … Using a DC-motor, current fluctuation associated with change in the battery voltage, etc., may occur. … The new controller is based on the newly proposed disturbance observer with phase compensator to estimate the disturbance voltage and compensation for it. …

    TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C 76(770), 2568-2577, 2010

    J-STAGE  References (16)

  • Distributed-Series Compensator for Controlling Voltage in Distribution Line with Clustered Distributed Generations

    SIMANJORANG Rejeki , MIURA Yushi , ISE Toshifumi

    IEEJ transactions on electrical and electronic engineering : official journal of the Institute of Electrical Engineering of Japan / = 電気学会 4(3), 404-415, 2009-05-01

    References (8)

  • Reduction of Compensating Voltage Distortion of Series Voltage Sag Compensator using Electrolytic Capacitor with Parallel Connected Voltage Boosters

    Yamamoto Kichiro , Furusho Yasuaki , Iimori Kenichi , Ikeda Minoru

    送電線事故時には,電圧低下が発生し,精密機械,コンピュータシステムの誤動作や停止の原因となる。この対策として筆者らは先に,多重チョッパを介して電解コンデンサを接続した瞬時電圧低下補償装置を提案した。この装置では通常の電圧形インバータと3つのY結線のトランスを用いて補償電圧を注入していたが,補償電圧に零相分の影響によるひずみが生じていた。今回,零相分電圧制御用としてインバータに4レグ目を追加した。こ …

    Record of Joint Conference of Electrical and Electronics Engineers in Kyushu 2009(0), 7-7, 2009

    J-STAGE 

  • Series Voltage Sag Compensator Using Electrolytic Capacitor with Parallel Connected Voltage Boosters  [in Japanese]

    YAMAMOTO Kichiro , SHINOHARA Katsuji , HARADA Keiji , HARIMOTO Tsuyoshi

    電気学会研究会資料. SPC, 半導体電力変換研究会 2008(67), 25-29, 2008-03-07

    References (8)

  • Approximate Calculation of Voltage in Distribution System Using Voltage Sensitivity  [in Japanese]

    IIOKA Daisuke , TADAUCHI Masahito , YOKOMIZU Yasunobu , MATSUMURA Toshiro , IZUHARA Norihisa

    … This paper proposed an approximate calculation method to analyze the voltage in distribution system with distributed generation systems. … The dependency of loads, distributed generation system, static var compensator (SVC) and energy storage system (ESS) on the voltage is represented by the exponential model. …

    IEEJ Transactions on Power and Energy 128(1), 25-31, 2008-01-01

    J-STAGE  References (7) Cited by (1)

  • 1 / 4
Page Top