If you made any changes in Pure these will be visible here soon.

Personal profile

Education

  • 2002 PhD, Electrical Engineering, Purdue University, USA

Research Interests

  • Power System Operation and Control
  • Power Electronics and IC Power Converter Design
  • Smart Grid and Renewable Energy

Experience

  • 2017/08 ~ 2019/07 Director, Electrical Engineering Laboratories, National Cheng Kung University
  • 2011/08 ~ present Professor, Department of Electrical Engineering, National Cheng Kung University
  • 2008/08 ~ 2011/07 Associate Professor, Department of Electrical Engineering, National Cheng Kung University
  • 2003/02 ~ 2008/07 Assistant Professor, Department of Electrical Engineering, National Cheng Kung University

Fingerprint Dive into the research topics where Le-Ren Chang-Chien is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

  • 14 Similar Profiles
Voltage regulators Engineering & Materials Science
Electric potential Engineering & Materials Science
Transient analysis Engineering & Materials Science
Wind power Engineering & Materials Science
Networks (circuits) Engineering & Materials Science
Frequency response Engineering & Materials Science
Power converters Engineering & Materials Science
Wind turbines Engineering & Materials Science

Network Recent external collaboration on country level. Dive into details by clicking on the dots.

Projects 2003 2018

Research Output 1996 2018

1 Citation (Scopus)

Assessment of cycling costs of combined cycle units for frequency regulation

Shen, C. C., Lin, C. H., Chang-Chien, L-R., Wu, C. C. & Lu, C. N., 2018 Aug 14, In : IET Generation, Transmission and Distribution. 12, 14, p. 3536-3541 6 p.

Research output: Contribution to journalArticle

Costs
Combined cycle power plants
Energy management systems
Power markets
1 Citation (Scopus)

Charge Balance Control for Improving the Load Transient Response on Dynamic Voltage Scaling(DVS) Buck Converter

Chen, H. Y. & Chang-Chien, L-R., 2018 Apr 26, 2018 IEEE International Symposium on Circuits and Systems, ISCAS 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8351032. (Proceedings - IEEE International Symposium on Circuits and Systems; vol. 2018-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Transient analysis
Electric potential
Tuning
Digital to analog conversion
Computational methods

Improved Non-Linear Torque Sharing Function Applied to Torque Ripple Reduction of Switched Reluctance Motor

Hsieh, M-F., Hsu, C. C., Ting, H. Y., Li, P. Y., Chang-Chien, L-R. & Li, Y. H., 2018 Oct 2, 2016 International Conference of Asian Union of Magnetics Societies, ICAUMS 2016. Institute of Electrical and Electronics Engineers Inc., 8479682. (2016 International Conference of Asian Union of Magnetics Societies, ICAUMS 2016).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

reluctance
Reluctance motors
ripples
torque
Torque

On-Chip AC-DC Multiple-Power-Supplies Module for Transcutaneously Powered Wearable Medical Devices

Chu, Y. C., Chang-Chien, L-R., Artan, N. S., Czarkowski, D., Chang, C. H., Zou, J. & Chao, H. J., 2018 Mar 1, In : IEEE Transactions on Industry Applications. 54, 2, p. 1724-1736 13 p.

Research output: Contribution to journalArticle

Charging (batteries)
Electric potential
Integrated circuits
Electric power utilization
Topology

Adaptive peak power tracking for back-to-back wind energy conversion system

Liang, W. C. & Chang-Chien, L-R., 2017 Jul 25, 2017 IEEE 3rd International Future Energy Electronics Conference and ECCE Asia, IFEEC - ECCE Asia 2017. Institute of Electrical and Electronics Engineers Inc., p. 1526-1530 5 p. 7992272

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Wind Energy
Energy conversion
Wind power
Power converters
Wind turbines

Thesis

Design of Fuzzy Control on Motor Drive and Regenerative Braking for Switched Reluctance Machine

Author: 昱亨, 李., 2018 Aug 18

Supervisor: Chang-Chien, L. (Supervisor)

Student thesis: Master's Thesis

Digitally Controlled Low Cross-Regulation Single-Inductor Dual-Output (SIDO) Buck Converter

Author: 卜薇, 陳., 2014 Aug 6

Supervisor: Chang-Chien, L. (Supervisor)

Student thesis: Master's Thesis

Dynamic Voltage Scaling (DVS) Regulator with Fast Reference Tracking Ability

Author: 俊緯, 何., 2017 Feb 18

Supervisor: Chang-Chien, L. (Supervisor)

Student thesis: Master's Thesis

Efficiency Analysis of High Step-up DC-DC Converter for Fuel Cell System

Author: 志翰, 林., 2017 Aug 21

Supervisor: Chang-Chien, L. (Supervisor)

Student thesis: Master's Thesis

Evaluation of Wake Effect on Wind Farm Contribution to Grid Frequency

Author: 卡徠, 菲., 2016 Aug 18

Supervisor: Chang-Chien, L. (Supervisor)

Student thesis: Master's Thesis