Yu Liu

Works (10)

Updated: July 17th, 2025 12:38

2019 article

Effect of controlled drainage on nitrogen fate and transport for a subsurface drained grass field receiving liquid swine lagoon effluent

Liu, Y., Youssef, M. A., Chescheir, G. M., Appelboom, T. W., Poole, C. A., Arellano, C., & Skaggs, R. W. (2019, March 25). Agricultural Water Management.

By: Y. Liu n, M. Youssef n, G. Chescheir n, T. Appelboom n, C. Poole n, C. Arellano n, R. Skaggs n

author keywords: Controlled drainage; Swine lagoon effluent; Drainage water quality; Nitrogen; Denitrification; Lateral seepage
topics (OpenAlex): Soil and Water Nutrient Dynamics; Soil erosion and sediment transport; Hydrology and Watershed Management Studies
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UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
6. Clean Water and Sanitation (OpenAlex)
13. Climate Action (Web of Science)
14. Life Below Water (Web of Science)
Source: Web Of Science
Added: April 29, 2019

2010 article

New inductor current feedback control with active harmonics injection for inverter stage of solid state transformer

Zhou, X., Liu, Y., Bhattacharya, S., & Huang, A. (2010, November 1). IECON Proceedings (Industrial Electronics Conference), pp. 593–598.

By: X. Zhou n, Y. Liu*, S. Bhattacharya n  & A. Huang n

Contributors: X. Zhou n, Y. Liu*, S. Bhattacharya n  & A. Huang n

topics (OpenAlex): Microgrid Control and Optimization; Advanced DC-DC Converters; Multilevel Inverters and Converters
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: NC State University Libraries, ORCID, NC State University Libraries
Added: August 6, 2018

2009 article

An optimum PWM Strategy for 5-level active NPC (ANPC) converter based on real-time solution for THD minimization

Li, N. J., Liu, N. Y., Bhattacharya, S., & Huang, A. Q. (2009, September 1). 2009 IEEE Energy Conversion Congress and Exposition, ECCE 2009, pp. 1976–1982.

By: N. Li n, N. Liu n, S. Bhattacharya n  & A. Huang n

Contributors: J. Li n, Y. Liu n, S. Bhattacharya n  & A. Huang n

topics (OpenAlex): Multilevel Inverters and Converters; HVDC Systems and Fault Protection; Silicon Carbide Semiconductor Technologies
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: NC State University Libraries, ORCID, NC State University Libraries
Added: August 6, 2018

2009 article

Controller hardware-in-the-loop validation for a 10 MVA ETO-based STATCOM for wind farm application

Liu, N. Y., Zhengping, N., Xi, Liang, N. Z., Song, N. W., Bhattacharya, S., Huang, A., … Sundaram, A. (2009, September 1). 2009 IEEE Energy Conversion Congress and Exposition, ECCE 2009, pp. 1398–1403.

By: N. Liu n, N. Zhengping n, N. Liang n, N. Song n, S. Bhattacharya n , A. Huang n, J. Langston *, M. Steurer * ...

Contributors: Y. Liu n, Z. Xi n, Z. Liang n, W. Song n, S. Bhattacharya n , A. Huang n, J. Langston *, M. Steurer * ...

topics (OpenAlex): Real-time simulation and control systems; Multilevel Inverters and Converters; Silicon Carbide Semiconductor Technologies
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: NC State University Libraries, ORCID, NC State University Libraries
Added: August 6, 2018

2009 article

Emitter turn-off (ETO) thyristor, ETO light converter and their grid applications

Huang, A., Liu, Y., Chen, Q., Li, J., & Song, W. (2009, July 1).

By: A. Huang n, Y. Liu n, Q. Chen  n, J. Li n & W. Song n

topics (OpenAlex): HVDC Systems and Fault Protection; Multilevel Inverters and Converters; Silicon Carbide Semiconductor Technologies
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: NC State University Libraries
Added: August 6, 2018

2009 article

Real-Time Algorithm for Minimizing THD in Multilevel Inverters With Unequal or Varying Voltage Steps Under Staircase Modulation

Liu, N. Y., Hong, N. H., & Huang, A. Q. (2009, February 26). IEEE Transactions on Industrial Electronics, Vol. 56, pp. 2249–2258.

By: N. Liu n, N. Hong n  & A. Huang n

author keywords: Multilevel inverter; multilevel pulsewidth modulation (PWM); power conversion; staircase modulation
topics (OpenAlex): Multilevel Inverters and Converters; Silicon Carbide Semiconductor Technologies; Microgrid Control and Optimization
TL;DR: A real-time algorithm for multilevel inverters with unequal or varying voltage steps under the staircase modulation results in the minimal total harmonic distortion of the output voltage of the inverter, which is proved by rigorous mathematical derivations in this paper. (via Semantic Scholar)
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Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2009 article

Small-Signal Model-Based Control Strategy for Balancing Individual DC Capacitor Voltages in Cascade Multilevel Inverter-Based STATCOM

Liu, N. Y., Huang, A. Q., Song, N. W., Bhattacharya, S., & Tan, N. G. (2009, March 19). IEEE Transactions on Industrial Electronics, Vol. 56, pp. 2259–2269.

By: N. Liu n, A. Huang n, N. Song n, S. Bhattacharya n  & N. Tan *

Contributors: Y. Liu n, A. Huang n, W. Song n, S. Bhattacharya n  & G. Tan *

author keywords: Multilevel converters; reactive power; static synchronous compensator (STATCOM); voltage balancing
topics (OpenAlex): Multilevel Inverters and Converters; Advanced DC-DC Converters; Microgrid Control and Optimization
TL;DR: A new feedback control strategy for balancing individual DC capacitor voltages in a three-phase cascade multilevel inverter-based static synchronous compensator based on the detailed small-signal model that can work well in all operation modes. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2009 article

Smart grid technologies

Wang, J., Huang, A., Sung, W., Liu, Y., & Baliga, B. (2009, June 1). IEEE Industrial Electronics Magazine.

By: J. Wang n, A. Huang  n, W. Sung n, Y. Liu n & B. Baliga*

topics (OpenAlex): Silicon Carbide Semiconductor Technologies; Advanced DC-DC Converters; Multilevel Inverters and Converters
TL;DR: Development of 15-kV SiC IGBTs and their impact on utility applications is discussed, and the need for power semiconductor devices with high-voltage, high- frequency, and high-temperature operation capability is growing. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2008 article

Control strategy for cascade multilevel inverter based STATCOM with optimal combination modulation

Liu, N. Y., Bhattacharya, N. S., Song, N. W., & Huang, A. Q. (2008, June 1). PESC Record.

By: N. Liu n, N. Bhattacharya n , N. Song n & A. Huang n

Contributors: Y. Liu n, S. Bhattacharya n , W. Song n & A. Huang n

topics (OpenAlex): Multilevel Inverters and Converters; Microgrid Control and Optimization; HVDC Systems and Fault Protection
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2008 article

Trinary Hybrid 81-Level Multilevel Inverter for Motor Drive With Zero Common-Mode Voltage

Liu, N. Y., & Luo, N. F. L. (2008, March 1). IEEE Transactions on Industrial Electronics.

By: N. Liu n & N. Luo*

author keywords: bidirectional dc-dc converter; dc-dc converter; hybrid multilevel inverter; motor drive; multilevel converter; power conversion; space vector modulation (SVM); vector control
topics (OpenAlex): Multilevel Inverters and Converters; Advanced DC-DC Converters; Silicon Carbide Semiconductor Technologies
TL;DR: Benefiting from the trinary hybrid topology of the inverter, 81-level voltages per phase can be synthesized with the fewest components and the relationship between the fundamental load voltage and the modulation index is precisely linear. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 6, 2018

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