Roles of Pumped Hydro Storages in Optimal Scheduling of Future Taiwan Power System with Highly Penetrated Renewable Energy Resources

  • Heng Yu Su
  • , Jian Hong Liu
  • , Chia Chi Chu
  • , Sheng Huei Lee
  • , Ying Yi Hong
  • , Yu Jen Lin

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

4 Scopus citations

Abstract

Recently, Taiwanese government has announced an ambitious energy policy: up to 20 percent of total power will be generated from renewable energy resources by 2025. However, under such high-level penetration level of renewable energy resources (RER), the typical net load curve will be definitely reshaped as the duck curve and increase more challenges in power system operations. Due to the fast response and the larger capacity installation, the pumped hydro storages (PHS), which have better flexibility to provide the effective frequency regulating reserve to fast and efficiently support any electricity gaps caused by the loss of generators, has demonstrated as an efficient solution to tackle out this challenging task. In this paper, the optimal scheduling of future Taiwan power system (TPS) with highly penetrated RER and two pumped hydro storage plants is simulated by using the MATPOWER optimal scheduling tool MOST. Scenario studies under various penetration level of RER and different load levels are conducted. These scenario studies indicate the existing PHS in TPS can contribute the generator scheduling of future TPS under highly penetrated RER even under the net load curve with the duck curve.

Original languageEnglish
Title of host publication2020 IEEE Industry Applications Society Annual Meeting, IAS 2020
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728171920
DOIs
StatePublished - 10 10 2020
Externally publishedYes
Event2020 IEEE Industry Applications Society Annual Meeting, IAS 2020 - Detroit, United States
Duration: 10 10 202016 10 2020

Publication series

Name2020 IEEE Industry Applications Society Annual Meeting, IAS 2020

Conference

Conference2020 IEEE Industry Applications Society Annual Meeting, IAS 2020
Country/TerritoryUnited States
CityDetroit
Period10/10/2016/10/20

Bibliographical note

Publisher Copyright:
© 2020 IEEE.

Keywords

  • duck curve
  • frequency regulating reserve
  • high penetration
  • pumped hydro storage
  • renewable energy
  • short-term scheduling

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