Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S1

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility

3rd E-Mobility Power System Integration Symposium – Dublin, 14th of October 2019

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S2

„ DESIGNETZ“ – Bundling of competences in 3 federal states

Medium Load

High Load

Low Load

Goal Solutions for a climate-friendly, efficient and secure energy

supply with a high proportion of renewable energies are to be developed and demonstrated on a large scale.

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S3

Individual solutions for the energy system of the future

Mobilität

Wär

me

Intelligent grid concepts

Flexible industrial facilities

Decentralized storage/generator Sector coupling

Digitalization

New mobility concepts

Future market design

Changed customer behavior

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S4

Development of the installed renewable energy

…

6,6

2030

197,5

Prognosis

Source: Based on renewable energy statistics working group (AGEE-Stat)

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S5

Substation

NAYY 4x50 SE, Ir=142 A130 A 110 A

160 A

Cable overload

Cable Overload (possibly undetected)

110% Un

Voltage

90% Un

Substation

Low load + a lot of PV

High load without PV

ΔV

MV

Voltage Violation

Motivation Effects - Quality of supply

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S6

Motivation Effects - Quality of supply

VS

Distribution Grid Automation Conventional Grid Expansion

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S7

At least 23.2 Billion Euros additional costs until 2032 for necessary grid expansion caused by renewable energy extension

20% Savings Grid expansion costs through Smart Grid Systems Source: Büchner, Katzfey et al, 12.09.2014, Modern Distribution Grids for Germany („Moderne Verteilernetze für Deutschland “)

Motivation Economic View - Costs

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S8

iNES® System Concept A Decentralized Solution for Distribution Grid Automation

sBOX (Decentralized control unit) Decentralized, autarkic grid

condition estimation (GSI) and grid control (IGC)

aBOX (actuators) Measured value recording and control of voltage regulators, feeders, loads,

storages,...

Communication Standardized protocols & IP-based technologies (GPRS-LTE, Powerline,

450 MHz, LWL, ...) Central grid control

centre (grid operator)

mBOX (Sensors) Acquisition and transmission of measured

values at selected grid points

iMSys (Sensors) Measured value recording by intelligent measuring systems

at the customer's site

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S9

Pilot phase SM-Sys

Opt

iona

l In

stal

latio

n SM

-Sys

Consumption < 6.000 kWh/a (§29 (2), Nr. 1)

Man

dato

ry

Inst

alla

tion

SM-S

ys Generating plants: Nominal power > 7 kW (§29 (1),

no. 2)

Generating plants: Nominal power 1-7 kW (§29 (2), no. 2)

Consumption 6.000 – 10.000 kWh/a (§29 (1), 1)

Consumption 10.000 – 20.000 kWh/a

Consumption > 20.000 kWh/a (§21 (1), no. 3)

Man

dato

ry

Inst

alla

tion

Dig

ital M

eter

Smart Meter, assuming no SM-Sys installed and economically justifiable (§29 (3))

Rollout process: mandatory installation for digital meters and smart meter systems. Source: Own representation based on the metering point operating act.

2014 2015 2017 2016 2018 2019 2021 2022 2020 2023 2024 2026 2025 2028 2027 2030 2029 2032 2031

The technical possibility exists if at least three independent companies offer smart meter systems on the market that comply with the BSI certification.

Smart Meter Rollout

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S10

Intelligent Smart Meter Converter (iSMC)

Scenario 1

Transmission of Smart Meter data

Scenario 2 Scenario 3

Grid state data Electrical work

Type A Electrical work

Type B Type

Promptly < 1 min. Short-term≈ 15 min. Long-term≈ 1 d

Tim

e

Processing based on Double Exponential

Smoothing

Processing based on 2-Stage Correlation

Cascade Conc

ept

Processing based on Smart Grid Concept

Informational content of smart meter data

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S11

Intelligent Smart Meter Converter

S1

Call iSMC

Substitute Power & Voltage

Read Stat. & Dyn. Gridparams

Powerflow Calculation

Substitute Value

Generation

Topology-formatiion

Output S2

S3

Verifi- cation

DGA

SMGW

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S12

Communication Infrastructure

MV

LV

Grid

TSO/DSO

Traffic Light

Grid State Forecast

Energy supplier

MPO

Other authorized providers

External market

participants

RegioFlex

WAN LMN Controllable

Consumers & Producers

CLS-Controll-Box

HAN

Controllable Consumers &

Producers CLS-Controll-Box

HAN

Meter

iNES

Meter

SGS

Smart Market

TLS-Channel Unidirectional data exchange

bidirectional data exchange

interface type not specified

SMGW-Admin

iSMC

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S13

Integration of Smart Meter Values Voltage Deviation (max. 2.2892 %)

Nodes

Volta

ge D

evia

tion

[%]

Volta

ge D

evia

tion

[%]

Nodes

Voltage Deviation (max. 0.4687 %)

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S14

Smart Meter data provide significant added value Lower deviation of the predicted power flow Node voltages at smart meters are more accurate Smart meters are able to substitute conventional measuring devices

Use of data for demand side management Charging management for electric vehicles Load management/reduction through switch-off or load shift through control of consumers

(in the household)

Conclusion/Outlook

Increasing Grid Visibility for Grid Integration of Electromobility

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S15

www.designetz.de

Schaugar Azad, M. Sc. University of Wuppertal | Institut for Power System Engineering schaugar.azad@uni-wuppertal.de +49202/439 – 1774

Contact Details

Thank you for your Attention Project: Supported by:

Increasing Grid Visibility on the Basis of Smart Meters as a Building Block for Grid Integration of Electromobility Schaugar Azad, M.Sc. | 3rd E-Mobility PSIS | University of Wuppertal – Institute of Power System Engineering

S16

Thank you for your Attention! Questions?