Yutaka Ota, Tokyo City University

Vehicle-Grid Integration HIL for Designing Advanced Ancillary

Services for Power Systems

Global EV Sales Leaf > 80,000- Fast Charger > 7,100-

Japan

[IEA Global EV Outlook 2017 (2017-06)]

Battery Capacity

EV Model

Battery Weight

Vehicle Weight

Battery/Vehicle Rate

Battery Cap.

iMiEV 150 kg 1090 kg 13.8 % 16 kWh

i3 204 kg 1300 kg 15.7 % 33 kWh

ZOE 305 kg 1480 kg 20.6 % 41 kWh

Leaf 315 kg 1460 kg 21.6 % 30 kWh

Bolt 435 kg 1624 kg 26.8 % 60 kWh

ModelS 600 kg 2108 kg 28.5 % 85 kWh

Potential of V2G

[Traffic survey of passenger car in a prefecture Japanese Ministry (2005)]

Average Driving Time : 65 [min] Average Driving Distance : 23.3[km]

V2G Capable EVs and Charging System

[NISSAN, Leaf-to-Home System]

[Mitsubishi Electric, Smart V2H]

[Sekisui Heim, V to Heim]

Contents of Presentation EVs have large-scale ‘idling’ ‘sharable’ battery. EVs are connected with the grid, SC/V2B/V2H.

EVs are connected with the networks, ITS/V2I/V2V.

--> Capability of Vehicle-to-Grid Applications

--> Learn from Smart Charging and V2G Projects

--> Vehicle-Grid Integration HIL (Hardware-In-the-Loop)

Worldwide EV Projects

Advanced Ancillary Services by EV-V2G

Vehicle-Grid Integration HIL Facility in TCU

HIL Configuration for Frequency Control

Opal-RT(OP5600)

PowewAmp.

SIMULINKModel

V2GCapableInverter

②Δf

①Real- meSimula on

③ΔfDetec

on

④Charge/Discharge⑤Power

Comm.-HIL

Power-HIL

1

%&+ (

Thermal

Plant

PV

Load

LFC

⊿P[p.u.]

⊿ω[p.u.]

EDC +

+

−

+

LFC Sygnal

EDC Sygnal

Real

machine

(EV Battery)×1/480k Car

K3 K2

×480k Cars

K4

[W] to [p.u.]Frequency characteristic

K1

Frequency Regulation (∫f), Response (df), and Inertia Response (df/dt)

5[min]

Test Results of Frequency Regulation by EVs

HIL Configuration for Voltage Control

Smart Inverter Control (Volt&Watt/Var)

PV&EV Integrated Control

Test Results of Smart Inverter Control by EVs

Electric Vehicles are joining to TCU Lab.

PV Generation @ Campus Building Wind Generation @

Remote Site

Renewable Charging

Mobile & Share

Sustainable Mileage + Energy Sharing

Onboard Solar

Virtual Smart House @ Lab Campus Garage

United HIL Approach

TokyoCityUniversityTheUniversityofTokyo

TSOSimulatorHPWHFacility

EV/PVFacili es

NagoyaUniversity

HEMSOp mizer

PV/EVForecaster

AncillaryServiceSignalsEmula onPowerSystem

Model

DSOSimulator

Distribu onSystemModel

RemoteCotrol Dispatchconsidering

localeffects

RemoteCotrol

InternetVPN

Co-Simulation, Sharing Facilities Security Test-bed

OP5600 units are synchronized

THANK YOU EV-V2G projects are standing up in worldwide.

How to realize Transactive control of TSO/DSO/Aggregator?

TCU Vehicle-Grid HIL facility for evaluating advanced control,

comm. schemes, and future requirements for EV and charging system

(1) Y. Ota, T. Nakajima, "Charge-and-Share (CAS) Project -Electric Vehicle Demonstration on Sustainable Charge, Energy Mobility and Sharing-", The 1st E-Mobility Power System Integration Symposium (2017-10) (2) H. Toda, Y. Ota, T. Nakajima, K. Kawabe, and A. Yokoyama, "HIL Test of Power System Frequency Control by Electric Vehicles", The 1st E-Mobility Power System Integration Symposium (2017-10) (3) S. Kamo, Y. Ota, T. Nakajima, K. Kawabe, and A. Yokoyama, "HIL test on Smart Inverter Control of Photovoltaic Generations and Electric Vehicles", The 7th Solar Integration Workshop (2017-10)