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- Publications
- Influence
Influence of thermal aging on the breakdown characteristics of transformer oil impregnated paper
- Potao Sun, W. Sima, M. Yang, J. Wu
- Materials Science
- IEEE Transactions on Dielectrics and Electrical…
- 1 December 2016
For a long time, thermal effect, as a major factor for insulation aging, is a great challenge to the safe operation of power transformers. During the decades-long operation, cellulose fibers… Expand
Transient Characteristics Under Ground and Short-Circuit Faults in a ${\pm \text{500}\,\text{kV}}$ MMC-Based HVDC System With Hybrid DC Circuit Breakers
- Xue Han, W. Sima, M. Yang, L. Li, T. Yuan, Yan Si
- Computer Science
- IEEE Transactions on Power Delivery
- 23 January 2018
TLDR
Retrofitting the BCTRAN Transformer Model With Nonlinear Magnetizing Branches for the Accurate Study of Low-Frequency Deep Saturating Transients
- M. Yang, R. Kazemi, S. Jazebi, D. Deswal, F. de León
- Computer Science
- IEEE Transactions on Power Delivery
- 9 April 2018
TLDR
DUAL ENERGY COMPUTED TOMOGRAPHY FOR PROTON THERAPY TREATMENT PLANNING
- M. Yang
- Materials Science
- 2011
Proton radiation therapy is gaining popularity because of the unique characteristics of its dose distribution, e.g., high dose-gradient at the distal end of the percentage-depth-dose curve (known as… Expand
- 8
- 2
A Novel Active Mechanical HVDC Breaker With Consecutive Interruption Capability for Fault Clearances in MMC-HVDC Systems
- W. Sima, Zhengzheng Fu, +4 authors Yan Si
- Computer Science
- IEEE Transactions on Industrial Electronics
- 1 September 2019
TLDR
Cu6Sn5 precipitation during Sn-based solder/Cu joint solidification and its effects on the growth of interfacial intermetallic compounds
Abstract A study was performed on the precipitation behavior of Cu 6 Sn 5 during the solidification of Sn-based solders/Cu joints and its effect on the growth of interfacial intermetallic compounds… Expand
Study on the accumulative effect of repeated lightning impulses on insulation characteristics of transformer oil impregnated paper
- W. Sima, Potao Sun, Q. Yang, T. Yuan, Chen Lu, M. Yang
- Materials Science
- IEEE Transactions on Dielectrics and Electrical…
- 25 August 2014
Oil-paper insulation, as a major insulation mode used in power transformers, is continuously and unavoidably subjected to repeated lightning impulses, which may bring potential risk to the insulation… Expand
Study on voltage-number characteristics of transformer insulation under transformer invading non-standard lightning impulses
- Potao Sun, W. Sima, M. Yang, Xing Lan, J. Wu
- Engineering
- IEEE Transactions on Dielectrics and Electrical…
- 1 December 2015
According to the IEC Standard, the insulation performances of power apparatus under lightning impulse voltages are evaluated by the withstand test of standard lightning impulse voltage, with the wave… Expand
Effect of grain orientation on mechanical properties and thermomechanical response of Sn-based solder interconnects
Abstract The thermomechanical response of Sn-based solder interconnects with differently oriented grains was investigated by electron backscattered diffraction technique under thermal cycling and… Expand
Effect of space charge on the accumulative characteristics of oil paper insulation under repeated lightning impulses
- W. Sima, Potao Sun, M. Yang, Q. Yang, J. Wu
- Engineering
- IEEE Transactions on Dielectrics and Electrical…
- 10 November 2015
Repeated impulses have long been considered to affect the insulation properties of electrical equipment. This interesting but rarely studied phenomenon may pose great risks to the reliable operation… Expand
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