نتایج جستجو برای: droop control

تعداد نتایج: 1329631  

Journal: :amirkabir international journal of electrical & electronics engineering 2013
b. poornazaryan m. abedi g. b. gharehpetian s. shokoohi

decentralized control strategies are popular candidates in microgrids control because of their reliability and performance. conventionally, droop control (as a main decentralized strategy) is been utilized in order to prevent permanent droop of voltage and frequency after change in loads and also to share generated power between distributed generation units. in this paper, a new droop control s...

B. Poornazaryan G. B. Gharehpetian M. Abedi S. Shokoohi

Decentralized control strategies are popular candidates in microgrids control because of their reliability and performance. Conventionally, droop control (as a main decentralized strategy) is been utilized in order to prevent permanent droop of voltage and frequency after change in loads and also to share generated power between distributed generation units. In this paper, a new droop control s...

2015
Kaitlyn J. Bunker Wayne W. Weaver Leonard J. Bohmann Lucia Gauchia Gordon G. Parker Daniel R. Fuhrmann

Two important and upcoming technologies, microgrids and electricity generation from wind resources, are increasingly being combined. Various control strategies can be implemented, and droop control provides a simple option without requiring communication between microgrid components. Eliminating the single source of potential failure around the communication system is especially important in re...

2015
M. Abedi G. B. Gharehpetian S. Shokoohi

Decentralized control strategies are popular candidates in microgrids control because of their reliability and performance. Conventionally, droop control (as a main decentralized strategy) is been utilized in order to prevent permanent droop of voltage and frequency after change in loads and also to share generated power between distributed generation units. In this paper, a new droop control s...

2017
Usman Bashir Tayab Muhammad Kashif

Conventional droop control is a basic control strategy for power sharing in islanded microgrid applications. This strategy has several limitations, such as low transient response, frequency and voltage deviations. This paper presents a modified droop control method for the proper operation of parallel-connected inverters in islanded microgrid. The proposed method is able to improve transient re...

2015
Javad Khazaei Zhixin Miao Lakshan Piyasinghe Lingling Fan

In this paper, droop control of inverters in a multi-terminal HVDC (MTDC) system is designed to achieve minimum DC system loss while preventing converter overvoltage. Circuit analysis along with optimization analysis is first conducted to seek the optimal droop control gains. Contingent operating conditions are then considered. The droop control gains will adapt to achieve minimum loss as well ...

2017
Demin Li Bo Zhao Zaijun Wu Xuesong Zhang Leiqi Zhang

To achieve accurate reactive power sharing and voltage frequency and amplitude restoration in low-voltage microgrids, a control strategy combining an improved droop control with distributed secondary power optimization control is proposed. The active and reactive power that each distributed generator (DG) shares is calculated by extracting load information and utilizing a power sharing ratio, a...

Journal: :international journal of smart electrical engineering 2015
bahram poornazaryan mehrdad abedi g.b. gharehpetian peyman karimyan

in this paper, an attempt has been made to introduce a new control strategy including plug-in hybrid electric vehicle (phev) and diesel engine generator to control the voltage and frequency of autonomous microgrids. the proposed control strategy has multiple advantages over the recent control methods in microgrids. the proposed method applies the primary and secondary frequency control strategy...

The conventional real power-frequency and reactive power-voltage droop characteristics are commonly employed to share the electric power among parallel distributed generation (DG) units. Despite some advantages such as easy implementation and no need for communication infrastructure, inaccurate reactive power sharing is one of the main disadvantages of conventional droop control. This paper pre...

2018
S Sivaranjani Etika Agarwal Le Xie Vijay Gupta Panos Antsaklis

We present a dissipativity-based control design for transient stability of voltage angle droop controlled interconnected microgrids, in scenarios where voltage angle measurements may be lost. In the absence of angle measurements from some microgrids, we show that indirect control via traditional frequency droop controllers can be employed in those microgrids to guarantee stability of the interc...

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