Panel discussion : Role of Microgrids Research in Future Power System Research

(Korean Microgrid Research Experience)

Workshop in Kassel, Germany

2017. 9. 6

Changhee Cho (Director/Ph.D)

chcho@keri.re.kr

Korea Electrotechnology Research Institute

www.keri.re.kr

Contents

3/9

KERI - introduction

4/9

KERI-Microgrid

5/9

KERI-Microgrid projects

<IEC 61850 based Microgrid Demonstration>

<KERI Multi-Microgrids Project Concept>

<Islanded Microgrids>

<LVDC Microgrids>

6/9

Korean Microgrid Experiences

KERI projects (2004~2011)

Power IT project (2007 ~2012)

University projects (2007~2011)

Smart Grid Testbed project (2009~2013)

• Smart Power Grid

• Smart Place

• Smart Renewable

• Smart Transportation

• Smart Energy Service (TOC)

• Verification of various power market models

• 12 consortiums 168 companies including KEPCO, Telecomm company, Automakers, Home App. company

Korea Micro Energy Grid (K-MEG 2011~2014)

• Micro energy block concept

• Total energy solution package • Feasibility test & business development

• Energy total operation system

• Energy grid implementation

• Optimal energy management system

• DC distribution testbed

• Samsung C&T consortium •56 members + 13 partners includes Energy/IT/Engineering/Construction etc.

http://www.k-meg.or.kr/

7/9

Current major Microgrid trends

BM of the New Energy Business (Government driven)

Best feasible & economical MG (fuel cost↓)

Energy independent island plan (62 sites)

Island microgrid examples • Marado, Gapado, Gasado, Ulrungdo

• Goechado (AC/DC Hybrid microgrid)

• Jeju carbon-free island

Campus Microgrid (SNU 2015~2018)

• Energy saving 20%

• Grid independent operation (4 hours)

• IoT sensor

• Cloud service based Big Data platform

• Campus standard microgrid model

• 3 different MG cell classification

Smart Energy Campus (CNU 2017~2019)

• Kepco KDN consortium • Multi-community microgrid • Heat/Electricity management (CHP) • Naju Energy valley (Kepco)

Island Microgrid Campus Microgrid

Daegu, Naju industrical complex Industrial complex Microgrid

Asia, US, Canada MG project International Microgrid

8/9

Microgrid Research Future Vision

Security, Resiliency and

Reliability

Design tool,

Engineering Solution

System testing,

Performance evaluation

Microgrid as a building block of

the Smart Grid

e-Prosumer, VPP

P2P energy market

High renewable penetration

Microgrid design

Business decision support

Cost-benefit analysis

Disaster recovery

Military application

Cyber security

Functional Standardization

Test method, procedure

Performance, inter-operability

Model based test (HILS test)

Changhee Cho (Director/Ph.D) chcho@keri.re.kr