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Helge Rhodin - IEEE Xplore Author Profile

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Author details

Helge Rhodin

Publications

35

Citations

1,436

Publications by Year

20142024

Co-Authors:

Seyedeh Neda Ahmadi AmiriDaniel AjisafeSana AyromlouRoman BachmannTimur Bagautdinov

Show All Co-Authors (74)

Helge Rhodin

Affiliation

University of British Columbia

Publication Topics

Pose Estimation,
3D Pose,
Human Pose Estimation,
2D Keypoints,
2D Pose,
Training Set,
Unsupervised Learning,
Body Model,
Bounding Box,
Human Pose,
Latent Space,
Unsupervised Methods

Biography

Helge Rhodin received the PhD degree in computer science from Max-Plack-Institute for Informatics, Saarbrücken, Germany, in 2016. He later joined the Computer Vision Lab, EPFL as postdoctoral researcher in 2017. He is currently an assistant professor at UBC in the Computer Vision Lab and the Imager Lab. His research interests range from 3D computer vision, over machine learning, to computer graphics and augmented reality.(Based on document published on 29 October 2021).

Publications

35

Citations

1,436

Publications by Year

20142024

Co-Authors:

Seyedeh Neda Ahmadi Amiri
Daniel Ajisafe
Sana Ayromlou
Roman Bachmann
Timur Bagautdinov

Show All Co-Authors (74)

Author's Published Works

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Showing 1-22 of 22 results

Conferences (14)

Journals (8)

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Haomin Li(22)
Yingsan Geng(18)
Zhiyuan Liu(15)
Jianhua Wang(15)
Zihan Wang(9)
State Key Laboratory of Electrical Insulation and Power Equipment, Xi'an Jiaotong University, Xi'an, China(13)
State Key Laboratory of Electrical Insulation and Power Equipment, Xi’an Jiaotong University, Xi’an, China(6)
Leibniz Institute for Plasma Science and Technology, Greifswald, Germany(2)
Xi'an Jiaotong University, Xi'an, China(2)
Xi’an Jiaotong University, Xi’an, China(1)
IEEE Transactions on Plasma Science(5)
2018 28th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)(4)
2016 27th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)(2)
2017 4th International Conference on Electric Power Equipment - Switching Technology (ICEPE-ST)(2)
2013 2nd International Conference on Electric Power Equipment - Switching Technology (ICEPE-ST)(1)
IEEE(22)
Greifswald, Germany(4)
Suzhou, China(2)
Xi'an, China(2)
Albuquerque, NM, USA(1)
Busan, Korea (South)(1)
Axial Magnetic Field(13)
Arc Current(12)
Magnetic Field(12)
Circuit Breaker(9)
Contact Surface(8)

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Growth Characteristics of Plasma Electrolytic Oxidation Ceramic Insulating Film on the Surface of High-Temperature Resistant Wire

Xiaowen Wu;Haomin Li;Meng Zhang;Zhenxing Wang;Yingsan Geng;Jianhua Wang

2024 IEEE PES 16th Asia-Pacific Power and Energy Engineering Conference (APPEEC)

Year: 2024 | Conference Paper |

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With the increasing demand for transformer overload capacity in high percentage renewable energy power grids, higher requirements for high temperature resistance and high thermal conductivity of insulating materials for transformer windings have been put forward. However, most of the existing researches have achieved the homogenization of ceramic film by longer oxidation time, and the homogeneity ...Show More

Growth Characteristics of Plasma Electrolytic Oxidation Ceramic Insulating Film on the Surface of High-Temperature Resistant Wire

Xiaowen Wu;Haomin Li;Meng Zhang;Zhenxing Wang;Yingsan Geng;Jianhua Wang

2024 IEEE PES 16th Asia-Pacific Power and Energy Engineering Conference (APPEEC)

Year: 2024 | Conference Paper |

Improvement of Surface Flashover Voltage of Vacuum Interrupter by Surface Coating

Minglu Feng;Haomin Li;Jingshi Wang;Zhiyuan Liu;Yingsan Geng;Jianhua Wang

2024 7th International Conference on Electric Power Equipment - Switching Technology (ICEPE-ST)

Year: 2024 | Conference Paper |

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The vacuum surface flashover phenomenon limits the development of vacuum interrupter (VI) and vacuum circuit breaker (VCB) towards high voltage miniaturization. Surface flashover in VI begins at the shield ring and develops along ceramic insulator. According to the development process of vacuum surface flashover, inhibiting the initial electron emission and surface electron multiplication process ...Show More

Improvement of Surface Flashover Voltage of Vacuum Interrupter by Surface Coating

Minglu Feng;Haomin Li;Jingshi Wang;Zhiyuan Liu;Yingsan Geng;Jianhua Wang

2024 7th International Conference on Electric Power Equipment - Switching Technology (ICEPE-ST)

Year: 2024 | Conference Paper |

Prestrike Characteristics of Single-Break Vacuum Circuit Breakers With Cup-Type AMF Contacts and Spiral-Type TMF Contacts Under Inrush Current Conditions

Yun Geng;Xiaofei Yao;Jinlong Dong;Jincai Huang;Xinggui Chen;Haomin Li;Yingsan Geng;Zhiyuan Liu

IEEE Transactions on Plasma Science

Year: 2022 | Volume: 50, Issue: 9 | Journal Article |

Cited by: Papers (5)

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Switching shunt capacitor banks is a challenging task for vacuum circuit breakers (VCBs). The objective of this article is to experimentally investigate the prestrike characteristics of single-break VCBs with cup-type axial magnetic field (AMF) contacts and spiral-type transverse magnetic field (TMF) contacts under inrush current conditions in four ways. These four aspects are: the prestrike gap p...Show More

Prestrike Characteristics of Single-Break Vacuum Circuit Breakers With Cup-Type AMF Contacts and Spiral-Type TMF Contacts Under Inrush Current Conditions

Yun Geng;Xiaofei Yao;Jinlong Dong;Jincai Huang;Xinggui Chen;Haomin Li;Yingsan Geng;Zhiyuan Liu

IEEE Transactions on Plasma Science

Year: 2022 | Volume: 50, Issue: 9 | Journal Article |

Particle Generation, Their Behavior and Effect on Post-Arc Breakdowns After Capacitive-Current Vacuum Arc Interruption

Wenlong Yan;Zhenxing Wang;Zhiyuan Cao;Haomin Li;Liqiong Sun;Jianhua Wang

IEEE Transactions on Power Delivery

Year: 2022 | Volume: 37, Issue: 5 | Journal Article |

Cited by: Papers (3)

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Post-arc breakdowns of vacuum circuit breakers during capacitive operation can be possibly caused by particles. In this work, we experimentally observe the generation and dynamics of particles in capacitive interruptions and their resultant effects on post-arc breakdowns. We further constructed a synthetic test circuit for the capacitive current switching and adopted the laser-shadow technique to ...Show More

Particle Generation, Their Behavior and Effect on Post-Arc Breakdowns After Capacitive-Current Vacuum Arc Interruption

Wenlong Yan;Zhenxing Wang;Zhiyuan Cao;Haomin Li;Liqiong Sun;Jianhua Wang

IEEE Transactions on Power Delivery

Year: 2022 | Volume: 37, Issue: 5 | Journal Article |

Optimization of Power Frequency Withstand Voltage Characteristics of Thermal Electrochemical Oxide Ceramic Film Based on Machine Learning

Zhen Yan;Haomin Li;Meng Zhang;Lianke Wang;Yingsan Geng;Jianhua Wang

2021 International Conference on Electrical Materials and Power Equipment (ICEMPE)

Year: 2021 | Conference Paper |

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The thermal electrochemical oxidation ceramic film layer on the surface of aluminum alloy has high thermal conductivity and insulation properties. The purpose of this paper is to determine and optimize the dielectric withstand voltage characteristics of the ceramic layer through machine learning. Three methods, least squares support vector machine (LSSVM), BP neural network, and linear regression ...Show More

Optimization of Power Frequency Withstand Voltage Characteristics of Thermal Electrochemical Oxide Ceramic Film Based on Machine Learning

Zhen Yan;Haomin Li;Meng Zhang;Lianke Wang;Yingsan Geng;Jianhua Wang

2021 International Conference on Electrical Materials and Power Equipment (ICEMPE)

Year: 2021 | Conference Paper |

Anodic Glow and Conductive Channel Formation in Single and Double Long Vacuum Gaps

Zhipeng Zhou;Zhenxing Wang;Ziru Zha;Yi Li;Liqiong Sun;Haomin Li;Yingsan Geng

IEEE Transactions on Dielectrics and Electrical Insulation

Year: 2021 | Volume: 28, Issue: 1 | Journal Article |

Cited by: Papers (5)

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The evolution processes of vacuum breakdowns in single- and double-break vacuum interrupters are reported in this paper, in order to reveal the formation mechanisms for the conductive channels in vacuum arcs. Breakdown experiments in two vacuum interrupters containing 10-30 mm gaps with single-break and double-break are studied. The light emission during breakdowns is observed by an intensified ch...Show More

Anodic Glow and Conductive Channel Formation in Single and Double Long Vacuum Gaps

Zhipeng Zhou;Zhenxing Wang;Ziru Zha;Yi Li;Liqiong Sun;Haomin Li;Yingsan Geng

IEEE Transactions on Dielectrics and Electrical Insulation

Year: 2021 | Volume: 28, Issue: 1 | Journal Article |

Two-Dimensional Observation of Copper Atoms After Forced Extinction of Vacuum Arcs by Laser-Induced Fluorescence

Zhenxing Wang;Jiankun Liu;Yuecheng Li;Zhewei Zhou;Zhipeng Zhou;Haomin Li;Jianhua Wang;Liqiong Sun

IEEE Transactions on Plasma Science

Year: 2020 | Volume: 48, Issue: 8 | Journal Article |

Cited by: Papers (10)

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The distribution and dissipation of neutral atoms are crucial for understanding the dielectric recovery process after interrupting direct current (DC) vacuum arcs. This article aims to investigate the dissipation of copper atoms after a forced extinction of the vacuum arc experimentally, adopting the plane laser-induced fluorescence method. The change in the 2-D distribution of copper atoms with t...Show More

Two-Dimensional Observation of Copper Atoms After Forced Extinction of Vacuum Arcs by Laser-Induced Fluorescence

Zhenxing Wang;Jiankun Liu;Yuecheng Li;Zhewei Zhou;Zhipeng Zhou;Haomin Li;Jianhua Wang;Liqiong Sun

IEEE Transactions on Plasma Science

Year: 2020 | Volume: 48, Issue: 8 | Journal Article |

Dynamic Arc Current Distribution of Parallel Vacuum Arcs Subjected to Bipolar Axial Magnetic Field

Haomin Li;Zihan Wang;Yingsan Geng;Zhiyuan Liu;Jianhua Wang

Year: 2020 | Volume: 8 | Journal Article |

Cited by: Papers (3)

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The objective of this paper is to determine dynamic anode and cathode arc current distribution of parallel vacuum arcs subjected to bipolar axial magnetic field. Drawn arc experiments were carried out in a demountable vacuum chamber. A split bipolar axial magnetic field electrode with diameter of 100 mm was specially designed. Arc current of two half split electrode discs were measured through Rog...Show More

Dynamic Arc Current Distribution of Parallel Vacuum Arcs Subjected to Bipolar Axial Magnetic Field

Haomin Li;Zihan Wang;Yingsan Geng;Zhiyuan Liu;Jianhua Wang

Year: 2020 | Volume: 8 | Journal Article |

Spectroscopic Analysis of Anode Surface Thermal Emission With Single and Dual Vacuum Arc Columns

Haomin Li;Ralf Methling;Steffen Franke;Dirk Uhrlandt;Sergey Gortschakow;Tobias Marseille;Michael Kurrat;Yingsan Geng

IEEE Transactions on Plasma Science

Year: 2019 | Volume: 47, Issue: 11 | Journal Article |

Cited by: Papers (2)

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The objective of this article is to determine the anode surface temperature during and after current zero (CZ) with single and dual vacuum arc columns. Both the alternating current (ac) and pulsed direct current (dc) waveforms were applied with a peak value of 5-16 kA. A butt-type electrode and a horseshoe-type electrode were utilized to generate single and dual vacuum arcs. In the draw arc experi...Show More

Spectroscopic Analysis of Anode Surface Thermal Emission With Single and Dual Vacuum Arc Columns

Haomin Li;Ralf Methling;Steffen Franke;Dirk Uhrlandt;Sergey Gortschakow;Tobias Marseille;Michael Kurrat;Yingsan Geng

IEEE Transactions on Plasma Science

Year: 2019 | Volume: 47, Issue: 11 | Journal Article |

Development of 126 kV Single-break Vacuum Circuit Breaker

Haomin Li;Yingsan Geng;Zhiyuan Liu;Jianhua Wang

2018 IEEE Holm Conference on Electrical Contacts

Year: 2018 | Conference Paper |

Cited by: Papers (2)

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The objective of this paper is to present development of 126 kV single-break vacuum circuit breaker. Three kinds of electrodes were compared, which were 3/4 coil type, horseshoe type, and slotted horseshoe type geometry. Characteristics of axial magnetic field, vacuum arcs, temperature-rise and short circuit current interruption were analyzed based on simulation and experiment. Average ring curren...Show More

Development of 126 kV Single-break Vacuum Circuit Breaker

Haomin Li;Yingsan Geng;Zhiyuan Liu;Jianhua Wang

2018 IEEE Holm Conference on Electrical Contacts

Year: 2018 | Conference Paper |

Determination of Anode Surface Temperature of Horseshoe-Type AMF Electrode after Current Zero

Haomin Li;Ralf Methling;Dirk Uhrlandt;Yingsan Geng;Zhiyuan Liu;Jianhua Wang

2018 28th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2018 | Conference Paper |

Cited by: Papers (1)

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The objective of this paper is to determine anode surface temperature after current zero of a horseshoe-type axial magnetic field (AMF) electrode. Both alternating current (AC) with a peak value of 15 kA and rectangular waveform current (RWC) with the maximum value of 10 kA were applied in the draw arc experiment. Near infrared (NIR) spectrometer working at a wavelength from 880 to 1700 nm was use...Show More

Determination of Anode Surface Temperature of Horseshoe-Type AMF Electrode after Current Zero

Haomin Li;Ralf Methling;Dirk Uhrlandt;Yingsan Geng;Zhiyuan Liu;Jianhua Wang

2018 28th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2018 | Volume: 1 | Conference Paper |

Erosion Characteristics of Bipolar Axial Magnetic Field Contact Exposed to High Current Vacuum Arcs

Zihan Wang;Haomin Li;Yuanzhao Li;Shaowei Liu;Jianhua Wang;Yingsan Geng;Zhiyuan Liu

2018 28th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2018 | Conference Paper |

Cited by: Papers (1)

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The objective of this paper is to determine the erosion characteristics of bipolar axial magnetic field contact exposed to high-current vacuum arcs. A pair of horseshoe-type contacts with contact diameter of 120 mm and contact material of CuCr30 (30% Cr), were arranged in a demountable vacuum chamber. Drawn arc experiments were carried out in an L-C discharging circuit. Arc current ranged from 4 k...Show More

Erosion Characteristics of Bipolar Axial Magnetic Field Contact Exposed to High Current Vacuum Arcs

Zihan Wang;Haomin Li;Yuanzhao Li;Shaowei Liu;Jianhua Wang;Yingsan Geng;Zhiyuan Liu

2018 28th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2018 | Volume: 1 | Conference Paper |

Current Balance Characteristics of Twin Vacuum Arc Columns of Horseshoe-type Electrode

Haomin Li;Zihan Wang;Shaowei Liu;Yingsan Geng;Zhiyuan Liu;Jianhua Wang;Dirk Uhrlandt

2018 28th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2018 | Conference Paper |

Cited by: Papers (3)

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The objective of this paper is to determine current balance characteristics of twin vacuum arc columns of a horseshoe-type bipolar axial magnetic field (AMF) electrode. Drawn arc experiments were carried out in a demountable vacuum chamber. A split horseshoe-type electrode was fixed to the vacuum chamber. A normal horseshoe-type electrode was set as moving electrode. In the experiment, the split e...Show More

Current Balance Characteristics of Twin Vacuum Arc Columns of Horseshoe-type Electrode

Haomin Li;Zihan Wang;Shaowei Liu;Yingsan Geng;Zhiyuan Liu;Jianhua Wang;Dirk Uhrlandt

2018 28th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2018 | Volume: 1 | Conference Paper |

Temperature-Rise Performance of 126 kV Single-Break Vacuum Circuit Breakers with 4 Types of AMF Contacts

Shaowei Liu;Yingsan Geng;Zihan Wang;Zhiyuan Liu;Haomin Li;Jianhua Wang;Yuanzhao Li

2018 28th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2018 | Conference Paper |

Cited by: Papers (1)

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The objective of this paper is to compare the temperature-rise performance of 4 kinds of AMF contacts designs of 126 kV vacuum circuit breakers (VCBs). The 4 AMF contacts designs are 2/3 coil-type AMF contact, 3/4 coil-type AMF contact, horseshoe-type AMF contact and slotted horseshoe-type AMF contact, respectively. The finite element method simulation results showed that hot state AC bulk resista...Show More

Temperature-Rise Performance of 126 kV Single-Break Vacuum Circuit Breakers with 4 Types of AMF Contacts

Shaowei Liu;Yingsan Geng;Zihan Wang;Zhiyuan Liu;Haomin Li;Jianhua Wang;Yuanzhao Li

2018 28th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2018 | Volume: 2 | Conference Paper |

Arcing Contact Gap of a 126-kV Horseshoe-Type Bipolar Axial Magnetic Field Vacuum Interrupters

Haomin Li;Zihan Wang;Yingsan Geng;Zhiyuan Liu;Jianhua Wang

IEEE Transactions on Plasma Science

Year: 2018 | Volume: 46, Issue: 10 | Journal Article |

Cited by: Papers (8)

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The objective of this paper is to determine arcing contact gap of a 126-kV horseshoe-type bipolar axial magnetic field vacuum interrupter. Drawn arc experiments were carried out in a demountable vacuum. Experimental current ranged from 12to 40-kA rms. Based on the vacuum arc behavior, minimum arcing contact gap D1 and maximum arcing contact gap D2 were defined. When average opening speed within 20...Show More

Arcing Contact Gap of a 126-kV Horseshoe-Type Bipolar Axial Magnetic Field Vacuum Interrupters

Haomin Li;Zihan Wang;Yingsan Geng;Zhiyuan Liu;Jianhua Wang

IEEE Transactions on Plasma Science

Year: 2018 | Volume: 46, Issue: 10 | Journal Article |

Design optimization of a 3/4 coil-type axial magnetic field contact for 126 kV vacuum interrupter

Zihan Wang;Haomin Li;Dacheng Shi;Junhui Wu;Congjun Xue;Jianhua Wang;Zhiyuan Liu

2017 4th International Conference on Electric Power Equipment - Switching Technology (ICEPE-ST)

Year: 2017 | Conference Paper |

Cited by: Papers (9) | Patents (1)

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The objective of this paper is to optimize a 3/4 coil-type axial magnetic field (AMF) contact design used for 126 kV vacuum interrupter. Through central composite design and finite element calculation, axial magnetic field characteristics and loop resistance of the contact system with various design parameters were obtained. Four contact parameters including coil width w, coil height h, air gap wi...Show More

Design optimization of a 3/4 coil-type axial magnetic field contact for 126 kV vacuum interrupter

Zihan Wang;Haomin Li;Dacheng Shi;Junhui Wu;Congjun Xue;Jianhua Wang;Zhiyuan Liu

2017 4th International Conference on Electric Power Equipment - Switching Technology (ICEPE-ST)

Year: 2017 | Conference Paper |

Minimum arcing interruption performance of a 126 kV single-break vacuum circuit breaker with 3/4 coil-type axial magnetic field contacts

Haomin Li;Zihan Wang;Guiquan Han;Yonglin Li;Yinghua Bi;Yingsan Geng;Zhiyuan Liu

2017 4th International Conference on Electric Power Equipment - Switching Technology (ICEPE-ST)

Year: 2017 | Conference Paper |

Cited by: Papers (4)

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The objective of this paper is to determine minimum arcing interruption performance of a 126 kV single-break vacuum circuit breaker with 3/4 coil-type axial magnetic field (AMF) contacts. The full contact gap was 50 mm. A spring type mechanism was used to provide an average opening velocity of 3.0 m/s within 20 mm after contacts separation. Test duty T100s experiment with a rated short circuit cur...Show More

Minimum arcing interruption performance of a 126 kV single-break vacuum circuit breaker with 3/4 coil-type axial magnetic field contacts

Haomin Li;Zihan Wang;Guiquan Han;Yonglin Li;Yinghua Bi;Yingsan Geng;Zhiyuan Liu

2017 4th International Conference on Electric Power Equipment - Switching Technology (ICEPE-ST)

Year: 2017 | Conference Paper |

High-Current Vacuum Arc Mode Transition of a Horseshoe-Type Axial Magnetic Field Contact With Long Contact Gap

Haomin Li;Zihan Wang;Yingsan Geng;Jianhua Wang;Zhiyuan Liu

IEEE Transactions on Plasma Science

Year: 2017 | Volume: 45, Issue: 8 | Journal Article |

Cited by: Papers (17)

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The objective of this paper is to determine the high-current vacuum arc mode transition diagram of a horseshoe-type axial magnetic field (AMF) contact with long contact gap. Drawn arc experiments were carried out in an L-C discharging circuit. Horseshoe-type contacts with contact material of CuCr50 and contact diameter of 120 mm were arranged in a demountable vacuum chamber. Full contact gap was 6...Show More

High-Current Vacuum Arc Mode Transition of a Horseshoe-Type Axial Magnetic Field Contact With Long Contact Gap

Haomin Li;Zihan Wang;Yingsan Geng;Jianhua Wang;Zhiyuan Liu

IEEE Transactions on Plasma Science

Year: 2017 | Volume: 45, Issue: 8 | Journal Article |

Design parameter optimization of a 126 kV horseshoe type axial magnetic field vacuum interrupter

Haomin Li;Zihan Wang;Yingsan Geng;Zhiyuan Liu;Yali Zhang;Fang Zhao

2016 27th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2016 | Conference Paper |

Cited by: Papers (10)

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The objective of this paper is to determine optimal contact parameters of a 126 kV horseshoe type axial magnetic field (AMF) vacuum interrupter. By a combination of three design methods, including design of experiment (DOE) method, finite elements method and statistical analysis method, the optimal AMF characteristics of the contacts were determined by single factor analysis and orthogonal regress...Show More

Design parameter optimization of a 126 kV horseshoe type axial magnetic field vacuum interrupter

Haomin Li;Zihan Wang;Yingsan Geng;Zhiyuan Liu;Yali Zhang;Fang Zhao

2016 27th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2016 | Volume: 2 | Conference Paper |

Effective arcing contact gap of a 126 kV horseshoe type axial magnetic field vacuum interrupter

Haomin Li;Yingsan Geng;Zhiyuan Liu;Chunhong Shen;Peng Li;Zhe Yang

2016 27th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2016 | Conference Paper |

Cited by: Papers (3)

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The objective of this paper is to determine the arcing contact gap for a 126 kV horseshoe type bipolar axial magnetic field (AMF) vacuum interrupter. A pair of contacts with contact material of CuCr50 was arranged in a demountable vacuum chamber. Movable contact was driven by a spring driven permanent magnetic actuator. The full contact gap was 60 mm. Arc current reached up to 40 kA rms, and arc d...Show More

Effective arcing contact gap of a 126 kV horseshoe type axial magnetic field vacuum interrupter

Haomin Li;Yingsan Geng;Zhiyuan Liu;Chunhong Shen;Peng Li;Zhe Yang

2016 27th International Symposium on Discharges and Electrical Insulation in Vacuum (ISDEIV)

Year: 2016 | Volume: 1 | Conference Paper |

Research on mechanical reliability of a permanent magnetic actuator for a 126kV vacuum circuit breaker

Haomin Li;Liqiong Sun;Xiaofei Yao;Yingsan Geng;Zhiyuan Liu;Jianhua Wang

2015 3rd International Conference on Electric Power Equipment – Switching Technology (ICEPE-ST)

Year: 2015 | Conference Paper |

Cited by: Papers (1)

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The objective of this paper is to investigate mechanical reliability of a permanent magnetic actuator (PMA) for a 126kV vacuum circuit breaker. Impact characteristics and fatigue life of the collision components in actuator were analyzed by experiment and simulation. 3D finite element model of impact components were built up. Dynamic impact force between armature and static magnetic conductive yok...Show More

Research on mechanical reliability of a permanent magnetic actuator for a 126kV vacuum circuit breaker

Haomin Li;Liqiong Sun;Xiaofei Yao;Yingsan Geng;Zhiyuan Liu;Jianhua Wang

2015 3rd International Conference on Electric Power Equipment – Switching Technology (ICEPE-ST)

Year: 2015 | Conference Paper |

Research on dynamic characteristics of permanent magnet brushless DC Motor operating mechanism in 126kV vacuum circuit breaker

Haomin Li;Xin Lin

2013 2nd International Conference on Electric Power Equipment - Switching Technology (ICEPE-ST)

Year: 2013 | Conference Paper |

Cited by: Papers (4)

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According to an independent-developed motor operating mechanism of 126kV circuit breaker, the dynamic behavior was studied by simulation and experiment methods simultaneously. In this research, mathematical model of the actuator was established and dynamic load characteristics including equivalent moment of inertia and dynamic counter-force were analyzed in detail. Meanwhile, relationship between ...Show More

Research on dynamic characteristics of permanent magnet brushless DC Motor operating mechanism in 126kV vacuum circuit breaker

Haomin Li;Xin Lin

2013 2nd International Conference on Electric Power Equipment - Switching Technology (ICEPE-ST)

Year: 2013 | Conference Paper |

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