Energy Storage – Integration with RE

Mr. Hiren Shah

Sr. Director – Energy Storage Solutions

Delta Power Solutions India Pvt.Ltd.

Founded: 1971

World’s No. 1 in: • Switching Power Supplies since 2002

• DC Brushless Fans since 2006

Leading in • Telecom Power Systems

• Industrial Automation

• Passive and Magnetic Components

• Networking Products

• Visual Displays

• Datacentre Infrastructure

• Renewable Energy Solutions

• Energy Storage Solutions

Delta Factory in Rudrapur

(250km east of New Delhi)

• Factory: Power Systems, UPS

• Operations started in 2003 post acquisition of Ascom

• HQ in Gurgaon.

• Factories in Rudrapur, Gurgaon and Hosur

• 10 regional offices, over 200 service points.

• 8 Lines of Business

• Employing ~1200 people.

• India Market No. 1 in Telecom Power, Video Wall Display & String Inverter

Pan-India coverage to serve our customers

Delta India Presence

Delta HQ in Gurgaon

Factory: Video Wall

MHIL transferred its Lithium-ion Rechargeable Battery’s Business & Assets, including machinery to Delta in Apr. 2014.

* Including 90 Family patents, total 157 patents transferred to Delta.

4

Li-ion Battery Cell Business Legacy

5

Energy Storage & Power Conversion Solutions

Application Areas

RE Integration Telecom UPS E-Bike Electric Vehicles Industrial Backup

Commercial

Power Conversion

System 30KW

Utility Power

Conversion System

125, 500, 1000KW

Challenges and Solutions – RE Integration

• Peak Demand

• Frequency Fluctuation

• Unstable Power

Storage Solutions

Upto 100 kW

• Power Quality • Demand Charge • Time Shift

• Service Reliability • Power Backup

Upto 1 MW Upto 2 MW Upto 10 MW

• Capacity firming • Renewable smoothing • Congestion relief

Upto 50 MW

• Spinning Reserve • Black Start • Supply capacity

Solution Architecture

Renewable

EMS with

HMI

BMS

Interface

Battery Bank =

~

Single Block

Control System

BMS

Interface

Battery Bank =

~

Single Block

Control System

11k

V / 3

3k

V

BMS

Interface

Battery Bank =

~

Single Block

Control System

1

2

5

To PV/Wind

Farm or SCADA

Mo

db

us

TC

P

CAN

CAN

CAN

Solar

Wind

Power Conditioning System

Grid

Energy Management System

ESS Suite - One Stop Solution

Battery Energy Storage

• Delta has the complete ESS Suite • Lithium Ion Battery Plant coming up in Hosur • Plant shall be operational by Q2. 2017

Compliant with SECI ESS tender specifications

Success Story -Japan AKO Energy Park

• PV System: 4.6 MW (commissioned in 2015)

• PCS: 500 kW

• Battery: 362 kWh

• ESS system commissioned in 2016

• PV Smoothing • Performance accuracy of 1% variation/min of PV generation

Delta Confidential

Other Success Stories

Micro grid Project at INER, Taiwan

• Project of Institute of Nuclear Energy Research

• Location: Longtan, Taiwan

• Installed in Dec. 2014

• 120kW PCS and 60kWh Li-ion battery for Micro Grid

• P (real power) / Q (reactive power) control

• Off-grid operation during grid outage

• Seamless transfer between grid-tied and off-grid operation

• Interconnect with generator and PV system to operate

smoothly

• Black start operation

Transmission Congestion Relief, Europe

• Installed in 2012

• Wave Generation: 7 MW

• Wind Generation:25 MW

• PCS:2 MW/ 500 kWh battery Container

• To avoid transmission congestion

• ESS stores excess energy at peak and releases

at off-peak

ESS in Wind Farm - China

• Smoothing of Wind Power variation

• Installed in 2013.

• ESS:6.5 MW/1.63 MWh battery container

• Wind Farm: 49.5 MW

• ESS applied to comply China regulation

• Max. Variation in 1 min, 10% of wind capacity

• Max. Variation in 10 min, 33% of wind capacity

ESS in PV Farm- USA

Smoothing of Solar Power variation

• Installed in 2013.

• PV System: 3 MW

• ESS :PCS: 500 kW/125 kWh battery container

• PV Smoothing

• Replaced On- Load Tap Changer of TR

• Reduces maintainace cost, improves efficiency

Thank You