Stabilizing Frequency of Microgrid Integrated with Electric Vehicles by Droop Control

  • Mishkat Ullah Jan
  • , Ai Xina
  • , Shahzad Ali
  • , Haseeb Ur Rehmana
  • , Sheeraz Iqbala
  • , Arsalan Masooda
  • , Salman Salmana
  • , Muhammad Aurangzeba

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

Emergence of Microgrid (MG) has changed the structure of power system. On one hand, it opened opportunities to integrate renewable energy sources in islanding mode; on the other hand, the power and frequency have become the main hurdles during its islanding operation. In this paper, the droop control technique is used to counter the effect of frequency fluctuation at MG. Wind energy and Photovoltaics are the two renewable energy sources (RES) studied in work. Diesel generator is used to cater the frequency deviations due to intermittent nature of these RES. Microgrid Operator (MGO) is used as a centralized controller to look after all generating units and loads. The MGO sends a reference signal based upon the frequency deviation, which is calculated by the droop controller. This reference signal is sent to all generating units as well Electric Vehicles Operator (EVsO). All the generators and EVsO respond to that reference signal and adjust their generating power accordingly. Electric Vehicles (EV), operated by EVsO, remains in continuous contact with the MGO through communication link. In this work, a centralized approach for the operation of EVsO is employed. There are two main tasks of the EVsO. One is to calculate the cumulative power of all the EVs connected with the MG, by calculating their initial state of charge; and another is, to change the charging and discharging rate of EVs by stratifying the energy needs of both MG and EVs.

Original languageEnglish
Title of host publication2019 3rd IEEE Conference on Energy Internet and Energy System Integration
Subtitle of host publicationUbiquitous Energy Network Connecting Everything, EI2 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages112-117
Number of pages6
ISBN (Electronic)9781728131375
DOIs
StatePublished - Nov 2019
Externally publishedYes
Event3rd IEEE Conference on Energy Internet and Energy System Integration, EI2 2019 - Changsha, China
Duration: 8 Nov 201910 Nov 2019

Publication series

Name2019 3rd IEEE Conference on Energy Internet and Energy System Integration: Ubiquitous Energy Network Connecting Everything, EI2 2019

Conference

Conference3rd IEEE Conference on Energy Internet and Energy System Integration, EI2 2019
Country/TerritoryChina
CityChangsha
Period8/11/1910/11/19

Bibliographical note

Publisher Copyright:
© 2019 IEEE.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • droop Control
  • electric vehicles
  • electric vehicles operator
  • frequency regulation
  • micro-grid
  • microgrid operator

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Energy Engineering and Power Technology
  • Control and Systems Engineering
  • Electrical and Electronic Engineering
  • Safety, Risk, Reliability and Quality
  • Control and Optimization

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