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UPFC setting to avoid active power flow loop considering wind power uncertainty

Shenghu LI, Ting WANG

Frontiers in Energy 2023, Volume 17, Issue 1,   Pages 165-175 doi: 10.1007/s11708-020-0686-z

Abstract: The active power loop flow (APLF) may be caused by impropriate network configuration, impropriate parameterThe power flow controllers, e.g., the unified power flow controller (UPFC), may be the reason and thesolution to the loop flows.power flow model for the system and UPFC.power flow, and solved with the affine Krawcyzk iteration to make sure that the range of active power

Keywords: active power loop flow (APLF)     unified power flow controller (UPFC)     wind power uncertainty     interval powerflow (IPF)    

Model and algorithm for satellite’s active temperature control loop design

Li Yunze,Yang Juan,Ning Xianwen,Wang Xiaoming,Shi Xiaobo

Strategic Study of CAE 2008, Volume 10, Issue 7,   Pages 48-50

Abstract:

Electrical heater is an important type of active thermal control methodsThe heating power demand calculation models at different temperature control models have been developedThe calculating flow of electrical heater's heat power has also been introduced.An active heating loop design example, which is included at the end of this paper, shows that the equationsdeveloped above can be used conveniently in satellite's active thermal control system designing

Keywords: satellite     active thermal control     active temperature control loop     model and algorithm    

Performance of PI controller for control of active and reactive power in DFIG operating in a grid-connected

Azzouz TAMAARAT,Abdelhamid BENAKCHA

Frontiers in Energy 2014, Volume 8, Issue 3,   Pages 371-378 doi: 10.1007/s11708-014-0318-6

Abstract: The objective of this work is to present the modeling and control strategy of a grid connected wind powerIt will introduce the vector control, which makes it possible to control independently the active andreactive power exchanged between the stator of the generator and the grid, based on vector control conceptIt is also interesting to play on the quality of electric power by controlling the reactive power exchangedwith the grid, which will facilitate making a local correction of power factor.

Keywords: wind power     doubly fed induction generator (DFIG)     vector control     active power     reactive power     maximum power    

Power quality improvement using fuzzy logic controller for five-level shunt active power filter under

Amar BENAISSA,Boualaga RABHI,Ammar MOUSSI

Frontiers in Energy 2014, Volume 8, Issue 2,   Pages 212-220 doi: 10.1007/s11708-013-0284-4

Abstract: In this paper, a five-level inverter is used as a shunt active power filter (APF), taking advantagesIt is used to compensate reactive power and eliminate harmonics drawn from a thyristor rectifier feedingextracting directly the voltage and current fundamental components in the - axis without phase locked loop

Keywords: active power filter (APF)     harmonics isolator     distorted voltage conditions     self-tuning filters (STF)     fuzzy    

Upper bound solution to seismic active earth pressure of submerged backfill subjected to partial drainage

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 6,   Pages 1480-1493 doi: 10.1007/s11709-021-0776-y

Abstract: This paper proposes a general analytical method to evaluate the seismic active earth pressure on a retainingwall with backfill subjected to partial steady seepage flow under seismic conditions.comprises the following steps: i) determination of the total head, ii) upper bound solution of seismic active(x,z) relies on the Fourier series expansions, and the expressions of the seismic activethe proposed method is consistent with other relevant existing methods in terms of predicting seismic active

Keywords: seismic active earth pressure     partial seepage flow     pore pressure     anisotropy     upper bound theorem    

Rapid transaction to load variations of active filter supplied by PV system

M. BENADJA,S. SAAD,A. BELHAMRA

Frontiers in Energy 2014, Volume 8, Issue 3,   Pages 335-344 doi: 10.1007/s11708-014-0325-7

Abstract: control of a photovoltaic (PV) system connected to the main supply through a Boost converter and shunt activecompensation, power factor compensation and dc bus voltage regulation).Validation of the developed model and control strategy is conducted using power system simulator Sim-PowerTo demonstrate the effectiveness of the shunt active filter to load changes, the method of instantaneouspower ( theory) is used to identify harmonic currents.

Keywords: solar panels     maximum power point tracking (MPPT)     DC/DC converter (Boost)     shunt active filter     instantaneouspower control     power quality     harmonics     imbalances     reactive energy    

Robust switched fractional controller for performance improvement of single phase active power filter

H. AFGHOUL,F. KRIM,D. CHIKOUCHE,A. BEDDAR

Frontiers in Energy 2016, Volume 10, Issue 2,   Pages 203-212 doi: 10.1007/s11708-015-0381-7

Abstract: A novel controller is proposed to regulate the DC-link voltage of a single phase active power filterThus, the purpose of this paper is to switch to the PI controller in steady-state to obtain the best power

Keywords: calculus (FC)     total harmonic distortion (THD)     Oustaloup continuous approximation (OCA)     single phase activepower filter (SPAPF)    

Solving multi-objective optimal power flow problem considering wind-STATCOM using differential evolution

Belkacem MAHDAD, K. SRAIRI

Frontiers in Energy 2013, Volume 7, Issue 1,   Pages 75-89 doi: 10.1007/s11708-012-0222-x

Abstract: differential evolution was proposed for solving the problem of multi-objective environmental optimal powerflow considering a hybrid model (Wind-Shunt-FACTS).The DE algorithm optimized simultaneously a combined vector control based active power of wind sourcesand reactive power of multi STATCOM exchanged with the electrical power system to minimize fuel costIn addition, the proposed approach was validated on a large practical electrical power system 40 generating

Keywords: differential evolution     multi-objective function     optimal power flow     economic dispatch     valve point effect    

A New Real-time Detecting Method for Harmonic Current Based on Iterative Algorithm in Active Power Filter

Li Zicheng,Sun Yukun

Strategic Study of CAE 2006, Volume 8, Issue 1,   Pages 46-50

Abstract: current analysis, a new real-time detecting method for harmonic current based on iterative algorithm in activepower filter is proposed, It has the characteristics of very little calculating work, nice real time

Keywords: active power filter     harmonics current     active current     reactive current    

Impact of selection of DC base values and DC link control strategies on sequential AC-DC power-flow convergence

Shagufta KHAN,Suman BHOWMICK

Frontiers in Energy 2015, Volume 9, Issue 4,   Pages 399-412 doi: 10.1007/s11708-015-0374-6

Abstract: This paper demonstrates the convergence of the integrated AC-DC power-flow algorithm as affected by theFor power-flow modeling of integrated AC-DC systems, the base values of the various DC quantities canIt is observed that different per-unit system models affect the convergence of the power-flow algorithmThe sequential method is used to solve the DC variables in the Newton Raphson (NR) power flow model,at the concerned buses can be computed a-priori and are independent of the NR iterative loop.

Keywords: AC-DC power-flow     Newton-Raphson method     high voltage direct current (HVDC) control strategy    

Unified power quality conditioner based on a three-level NPC inverter using fuzzy control techniques

Salim CHENNAI,M-T BENCHOUIA

Frontiers in Energy 2014, Volume 8, Issue 2,   Pages 221-239 doi: 10.1007/s11708-014-0317-7

Abstract: This paper presents a novel and efficient control scheme for unified power quality conditioner (UPQC)It is designed by the integration of series and shunt active filters (AFs) sharing a common DC bus capacitorThe synchronous reference frame (SRF) theory is used to get the reference signals for shunt active powerfilters (APFs) and the power reactive theory (p-q theory) for series APFs.The performances of the proposed UPQC system are evaluated in terms of power factor correction, mitigation

Keywords: three-level neutral point clamped (NPC) inverter     unified power quality conditioner (UPQC)     current harmonicsmitigation     fuzzy logic controller     voltage disturbance compensation     shunt active filter     series activefilter     power quality energy improvement    

A simple digital control algorithm for three phase shunt active filter: simulation and experimentation

Subbaraman SRINATH, Chandan KUMAR, M. P. SELVAN

Frontiers in Energy 2014, Volume 8, Issue 1,   Pages 119-128 doi: 10.1007/s11708-013-0288-0

Abstract: algorithm using digital signal processor (DSP) has been proposed and realized for a three phase shunt activeThe simulation and prototype construction of SAF is conducted to compensate the reactive power and harmonicssimulation results in reducing the total harmonic distortion (THD) of the source current and achieving unity power

Keywords: shunt active filter (SAF)     power quality     voltage source inverter (VSI)     digital signal processor (DSP)     total harmonic distortion (THD)     power factor improvement    

Experimental study on performance of passive and active solar stills in Indian coastal climatic condition

R. LALITHA NARAYANA, V. RAMACHANDRA RAJU

Frontiers in Energy 2020, Volume 14, Issue 1,   Pages 105-113 doi: 10.1007/s11708-018-0536-4

Abstract: This present work is aimed to examine the effect of mass flow rate on distillate output and performanceof a solar still in active mode.In the active solar still, with the optimum water depth, different flow rates of 0.5, 1 and 1.5 L/minof 0.04m leads to a maximum yield for the active solar still.The enhanced yield of the active solar still is 57.55%, compared with that of the passive solar still

Keywords: distillation efficiency     solar still     heat transfer coefficient     water depth     optimum and mass flow rate    

Active Support of Power System to Energy Transition Editorial

Yusheng Xue

Engineering 2021, Volume 7, Issue 8,   Pages 1035-1036 doi: 10.1016/j.eng.2021.07.002

Active-reactive power scheduling of integrated electricity-gas network with multi-microgrids

Frontiers in Energy 2023, Volume 17, Issue 2,   Pages 251-265 doi: 10.1007/s11708-022-0857-1

Abstract: development of the integrated electricity-gas network (IEGN) and strengthening the interaction between the active-reactivepower flow in the power distribution network (PDN) and the natural gas flow in the gas distributionThis paper proposes a day-ahead active-reactive power scheduling model for the IEGN with multi-microgrids) is considered to optimize the active and reactive power capabilities of the inverters of distributedFurther, a second-order cone (SOC) relaxation technology is utilized to transform the proposed active-reactive

Keywords: combined cooling     heating     and power (CCHP)     integrated energy systems (IES)     natural gas     power distribution    

Title Author Date Type Operation

UPFC setting to avoid active power flow loop considering wind power uncertainty

Shenghu LI, Ting WANG

Journal Article

Model and algorithm for satellite’s active temperature control loop design

Li Yunze,Yang Juan,Ning Xianwen,Wang Xiaoming,Shi Xiaobo

Journal Article

Performance of PI controller for control of active and reactive power in DFIG operating in a grid-connected

Azzouz TAMAARAT,Abdelhamid BENAKCHA

Journal Article

Power quality improvement using fuzzy logic controller for five-level shunt active power filter under

Amar BENAISSA,Boualaga RABHI,Ammar MOUSSI

Journal Article

Upper bound solution to seismic active earth pressure of submerged backfill subjected to partial drainage

Journal Article

Rapid transaction to load variations of active filter supplied by PV system

M. BENADJA,S. SAAD,A. BELHAMRA

Journal Article

Robust switched fractional controller for performance improvement of single phase active power filter

H. AFGHOUL,F. KRIM,D. CHIKOUCHE,A. BEDDAR

Journal Article

Solving multi-objective optimal power flow problem considering wind-STATCOM using differential evolution

Belkacem MAHDAD, K. SRAIRI

Journal Article

A New Real-time Detecting Method for Harmonic Current Based on Iterative Algorithm in Active Power Filter

Li Zicheng,Sun Yukun

Journal Article

Impact of selection of DC base values and DC link control strategies on sequential AC-DC power-flow convergence

Shagufta KHAN,Suman BHOWMICK

Journal Article

Unified power quality conditioner based on a three-level NPC inverter using fuzzy control techniques

Salim CHENNAI,M-T BENCHOUIA

Journal Article

A simple digital control algorithm for three phase shunt active filter: simulation and experimentation

Subbaraman SRINATH, Chandan KUMAR, M. P. SELVAN

Journal Article

Experimental study on performance of passive and active solar stills in Indian coastal climatic condition

R. LALITHA NARAYANA, V. RAMACHANDRA RAJU

Journal Article

Active Support of Power System to Energy Transition

Yusheng Xue

Journal Article

Active-reactive power scheduling of integrated electricity-gas network with multi-microgrids

Journal Article