Development of a Simplified Calculation Tool for Voltage Drop Caused by Transformer Inrush in Distribution System
Nakachi, Yoshiki, Fukae, Takayuki, Sugahara, Toshinori, Nakamura, Hayato, Koyama, Mitsuaki, Ueda, Fukashi
Published in Electrical engineering in Japan (01.10.2013)
Published in Electrical engineering in Japan (01.10.2013)
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Journal Article
Estimation Methods of Short Circuit Current Using Normal PMU Measurements and Field Testing
Verma, Suresh Chand, Nakachi, Yoshiki, Wazawa, Yoshihiko, Kosaka, Yoko, Kobayashi, Takenori, Omata, Kazuya, Takabayashi, Yoshiki
Published in Electrical engineering in Japan (01.09.2014)
Published in Electrical engineering in Japan (01.09.2014)
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Journal Article
Multi-agent cooperative voltage and reactive power control
Nagata, Takeshi, Saeki, Hiroshi, Utatani, Masahiro, Nakachi, Yoshiki, Hatano, Ryousuke
Published in Electrical engineering in Japan (15.01.2011)
Published in Electrical engineering in Japan (15.01.2011)
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Journal Article
Improved risk-based TTC evaluation with system case partitioning
Paensuwan, Nattawut, Yokoyama, Akihiko, Nakachi, Yoshiki, Verma, S.C.
Published in International journal of electrical power & energy systems (01.01.2013)
Published in International journal of electrical power & energy systems (01.01.2013)
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Journal Article
Coordinated voltage control of transformer taps with provision for hierarchical structure in power system
Nakachi, Yoshiki, Kato, Satoshi, Ukai, Hiroyuki
Published in Electrical engineering in Japan (01.03.2009)
Published in Electrical engineering in Japan (01.03.2009)
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Journal Article
SHORT-CIRCUIT CAPACITY OBSERVATION METHOD FOR POWER GRID, AND SYSTEM THEREOF
SURESH CHAND VERMA, KOSAKA, YOKO, NAKACHI, YOSHIKI, TAKABAYASHI, YOSHIKI, OMATA, KAZUYA, KOBAYASHI, TAKENORI, WAZAWA, YOSHIHIKO
Year of Publication 10.10.2013
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Year of Publication 10.10.2013
Patent
PMU Based Short Circuit Capacity Estimation and Experimental Verification on an Analog Simulator
Ogane, Takeshi, Nakajima, Tatsuhito, Ota, Yutaka, Nakachi, Yoshiki, Yamaguchi, Ryo, Verma, S. C.
Published in 2020 International Conference on Smart Grids and Energy Systems (SGES) (01.11.2020)
Published in 2020 International Conference on Smart Grids and Energy Systems (SGES) (01.11.2020)
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Conference Proceeding
Implementation of unified power flow controller and verification for transmission capability improvement
Morioka, Y., Kato, M., Mishima, Y., Nakachi, Y., Asada, M., Tokuhara, K.
Published in IEEE transactions on power systems (01.05.1999)
Published in IEEE transactions on power systems (01.05.1999)
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Journal Article
Calculation of transformer saturated leakage inductance based on field test data
Nakachi, Y., Hatano, R., Matsubara, T., Uemura, Y.
Published in 2006 IEEE Power Engineering Society General Meeting (2006)
Published in 2006 IEEE Power Engineering Society General Meeting (2006)
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Conference Proceeding
SHORT-CIRCUIT CAPACITY OBSERVATION METHOD FOR POWER GRID, AND SYSTEM THEREOF
WAZAWA, Yoshihiko, KOBAYASHI, Takenori, OMATA, Kazuya, Suresh Chand Verma, TAKABAYASHI, Yoshiki, KOSAKA, Yoko, NAKACHI, Yoshiki
Year of Publication 26.06.2019
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Year of Publication 26.06.2019
Patent
Power-system short-circuit capacity monitoring method and system thereof
Wazawa, Yoshihiko, Nakachi, Yoshiki, Kosaka, Yoko, Kobayashi, Takenori, Takabayashi, Yoshiki, Suresh Chand, Verma, Omata, Kazuya
Year of Publication 08.01.2019
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Year of Publication 08.01.2019
Patent
SHORT-CIRCUIT CAPACITY OBSERVATION METHOD FOR POWER GRID, AND SYSTEM THEREOF
SURESH CHAND VERMA, KOSAKA, YOKO, NAKACHI, YOSHIKI, TAKABAYASHI, YOSHIKI, OMATA, KAZUYA, KOBAYASHI, TAKENORI, WAZAWA, YOSHIHIKO
Year of Publication 30.12.2015
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Year of Publication 30.12.2015
Patent
POWER-SYSTEM SHORT-CIRCUIT CAPACITY MONITORING METHOD AND SYSTEM THEREOF
SURESH CHAND VERMA, WAZAWA YOSHIHIKO, TAKABAYASHI YOSHIKI, NAKACHI YOSHIKI, OMATA KAZUYA, KOBAYASHI TAKENORI, KOSAKA YOKO
Year of Publication 30.04.2015
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Year of Publication 30.04.2015
Patent
SHORT-CIRCUIT CAPACITY OBSERVATION METHOD FOR POWER GRID, AND SYSTEM THEREOF
SURESH CHAND VERMA, KOSAKA, YOKO, NAKACHI, YOSHIKI, TAKABAYASHI, YOSHIKI, OMATA, KAZUYA, KOBAYASHI, TAKENORI, WAZAWA, YOSHIHIKO
Year of Publication 11.02.2015
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Year of Publication 11.02.2015
Patent
Short circuit current estimation using PMU measurements during normal load variation
Verma, S. C., Nakachi, Y., Wazawa, Y., Kosaka, Y., Kobayashi, T., Omata, K., Takabayashi, Y.
Published in 2012 3rd IEEE PES Innovative Smart Grid Technologies Europe (ISGT Europe) (01.10.2012)
Published in 2012 3rd IEEE PES Innovative Smart Grid Technologies Europe (ISGT Europe) (01.10.2012)
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Conference Proceeding