Person

Dr.-Ing.

Junqi Liu

Address

 

Dr.-Ing. Junqi Liu was employed as a research associate from July 2009 until June 2014 at ACS.

 

WORK ON RESEARCH PROJECTS

  1. Smart Power Hamburg
 
 

Publications

Castello, Paolo; Liu, Junqi; Muscas, Carlo; Pegoraro, Paolo Attilio; Ponci, Ferdinanda; Monti, Antonello; "A Fast and Accurate PMU Algorithm for P+M Class Measurement of Synchrophasor and Frequency"; IEEE transactions on instrumentation and measurement : IM, 63, 2837-2845
Liu, Junqi; Ponci, Ferdinanda; Monti, Antonello; Muscas, Carlo; Pegoraro, Paolo Attilio; Sulis, Sara; "Optimal Meter Placement for Robust Measurement Systems in Active Distribution Grids"; IEEE transactions on instrumentation and measurement : IM, 63, 1096-1105
Liu, Junqi; "Measurement system and technique for future active distribution grids", XII, 144 S. : Ill., graph. Darst.
Castello, Paolo; Liu, Junqi; Monti, Antonello; Muscas, Carlo; Pegoraro, Paolo Attilio; Ponci, Ferdinanda; "Toward a class “P + M” Phasor Measurement Unit"; 2013 IEEE International Workshop on Applied Measurements for Power Systems : AMPS ; September 25-27, 2013, E.ON Energy Research Center RWTH Aachen Univ., Aachen, Germany ; proceedings, 91-96
Zhu, Lin; Liu, Junqi; Cupelli, Marco; Monti, Antonello; "Decentralized Linear Quadratic Gaussian Control of Multi-Generator MVDC Shipboard Power System with Constant Power Loads"; 2013 IEEE Electric Ship Technologies Symposium (ESTS 2013), Arlington, VA, USA, 22-24 April 2013, 308-313
Tang, Junjie; Liu, Junqi; Ponci, Ferdinanda; Monti, Antonello; "Adaptive Load Shedding Based on Combined Frequency and Voltage Stability Assessment Using Synchrophasor Measurements"; IEEE Transactions on Power Systems : PWRS, 28, 2035-2047
Liu, Junqi; Ponci, Ferdinanda; Monti, Antonello; Muscas, Carlo; Pegoraro, Paolo Attilio; Sulis, Sara; "Optimal Placement for Robust Distributed Measurement Systems in Active Distribution Grids"; 2013 IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2013) : Minneapolis, Minnesota, USA, 6 - 9 May 2013 / [conference sponsors: I&M, IEEE Instrumentation & Measurement Society]. - 1, 206-211
Tang, Junjie; Liu, Junqi; Ponci, Ferdinanda; Monti, Antonello; Muscas, Carlo; Sulis, Sara; "Impact of Synchrophasor Measurement Uncertainty on Detecting Voltage Stability Margin in Power Systems"; 2012 3nd IEEE PES International Conference and Exhibition on Innovative Smart Grid Technologies (ISGT Europe ) : 14 - 17 October 2012 Berlin, Germany / [IEEE PES, Power & Energy Society]; gefördert durch: Bundesministerium für Wirtschaft und Technologie, 6 S.
Liu, Junqi; Ni, Fei; Tang, Junjie; Ponci, Ferdinanda; Monti, Antonello; "A Modified Taylor-Kalman Filter for Instantaneous Dynamic Phasor Estimation"; 2012 3nd IEEE PES International Conference and Exhibition on Innovative Smart Grid Technologies (ISGT Europe ) : 14 - 17 October 2012 Berlin, Germany / [IEEE PES, Power & Energy Society]; gefördert durch: Bundesministerium für Wirtschaft und Technologie, 1-7
Liu, Junqi; Ni, Fei; Pegoraro, Paolo Attilio; Ponci, Ferdinanda; Monti, Antonello; Muscas, Carlo; "Fundamental and Harmonic Synchrophasors Estimation using Modified Taylor-Kalman Filter"; 2012 IEEE International Workshop on Applied Measurements for Power Systems (AMPS 2012) : Aachen, Germany, 26 - 28 September 2012, 30-35
Liu, Junqi; Tang, Junjie; Ponci, Ferdinanda; Monti, Antonello; Muscas, Carlo; Pegoraro, Paolo Attilio; "Trade-offs in PMU Deployment for State Estimation in Active Distribution Grids"; IEEE transactions on smart grid, 3, 915-924
Liu, Junqi; Krüger, Eiko; Ponci, Ferdinanda; Monti, Antonello; "Towards New Measurements for Dynamic Control of Future Power Grids"; Smart measurements for a sustainable environment : 2012 IEEE International Instrumentation and Measurement Technology Conference proceedings (I2MTC 2012) : Graz, Austria, 13 - 16 May 2012 / [conference sponsors: I&M, IEEE Instrumentation & Measurement Society ...], 1535-1540
Benigni, Andrea; Liu, Junqi; Helmedag, Alexander; Li, Weilin; Molitor, Christoph; Schäfer, Bettina; Monti, Antonello; "An Advanced Real-Time Simulation Laboratory for Future Grid Studies: Current State and Future Development"; 2012 IEEE Workshop on Complexity in Engineering : COMPENG 2012, proceedings : June 11-13, 2012, Aachen, Germany, 65-70
Krüger, Eiko; Liu, Junqi; Ponci, Ferdinanda; Monti, Antonello; "Optimization of Task Sharing Towards Multi-Agent Control of PEBB Based Power Systems"; 2012 IEEE PES : Innovative Smart Grid Technologies (ISGT) ; January 16-20, 2012, Washington, 1-7
Liu, Junqi; Gusrialdi, Azwirman; Hirche, Sandra; Monti, Antonello; "Joint Controller-Communication Topology Design for Distributed Wide-Area Damping Control of Power Systems"; Proceedings of the 18th IFAC World Congress, 2011 : August 28 - September 2, 2011, Università Cattolica del Sacro Cuore, Milano Italy / Ed.: Sergio Bittanti .... - Vol. 1, 519-525
Tang, Junjie; Liu, Junqi; Ponci, Ferdinanda; Muscas, Carlo; Sulis, Sara; "Effects of PMU's uncertainty on voltage stability assessment in power systems"; 2011 IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2011) : Hangzhou, China, 10 - 12 May 2011 / [sponsors: IEEE Instrumentation and Measurement Society ...], 1-5
Tang, Junjie; Lixia, Marco; Liu, Junqi; Muscas, Carlo; Monti, Antonello; "Impact of PMU sychronization on wide area state estimation"; 2011 IEEE International Workshop on Applied Measurements for Power Systems (AMPS) : Aachen (D) 28-30 September 2011, 74-79
Liu, Junqi; Benigni, Andrea; Obradovic, Dragan; Hirche, Sandra; Monti, Antonello; "State Estimation and Branch Current Learning Using Independent Local Kalman Filter With Virtual Disturbance Model"; IEEE transactions on instrumentation and measurement : IM, 60, 3026-3034
Benigni, Andrea; Liu, Junqi; Ponci, Ferdinanda; Monti, Antonello; Pisano, Giuditta; Sulis, Sara; "Considerations on the design of a power system decentralized dynamic observer"; 2011 IEEE International Instrumentation and Measurement Technology Conference (I2MTC 2011) : Hangzhou, China, 10 - 12 May 2011 / [sponsors: IEEE Instrumentation and Measurement Society ...]. - Pt. 1-3, 861-866
Benigni, Andrea; Liu, Junqi; Ponci, Ferdinanda; Monti, Antonello; Pisano, Giuditta; Sulis, Sara; "Decoupling Power System State Estimation by Means of Stochastic Collocation"; IEEE transactions on instrumentation and measurement : IM, 60, 1623-1632
Liu, Junqi; Benigni, Andrea; Obradovic, Dragan; Hirche, Sandra; Monti, Antonello; "State Estimation and Learning of Unknown Branch Current Flows using Decentralized Kalman Filter with Virtual Disturbance Model"; 2010 IEEE International Workshop on Applied Measurements For Power Systems (AMPS), 22-24 Sept. 2010, 31-36
Kuntze, Nicolai; Rudolph, Carsten; Cupelli, Marco; Liu, Junqi; Monti, Antonello; "Trust infrastructures for future energy networks"; 2010 IEEE Power and Energy Society general meeting : [IEEE PES-GM 2010] ; Minneapolis, Minnesota, USA, 25 - 29 July 2010, 7 S.
Liu, Junqi; Obradovic, Dragan; Monti, Antonello; "Decentralized LQG Control with Online Set-point Adaptation for Parallel Power Converter Systems"; 2010 IEEE Energy Conversion Congress and Exposition (ECCE 2010) : Atlanta, Georgia, USA, 12 - 16 September 2010 / [sponsored by the IEEE Power Electronics and Industry Applications Societies], 3174-3179
Monti, Antonello; Ponci, Ferdinanda; Benigni, Andrea; Liu, Junqi; "Distributed intelligence for smart grid control"; 10 Conference-Seminar International School on Nonsinusoidal Currents and Compensation (ISNCC) 2010, 46-58