eddie tan - smart grid for renewable energy integration

7/31/2019 Eddie Tan - Smart Grid for Renewable Energy Integration

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GE Proprietary Copyright 2012 General Electric Company. All rights reserved.

Smart Grid forRenewable Energy Integration

Eddie TanSmart Grid

Technical Solutions Director

ADB- Asia Clean Energy ForumADB, Manila

6th June 2012GE Energy


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3 businesses, 100 countries

125+ years

100,000+ employeesworldwide

2010 revenue ~$37.5B

General ElectricSmart-Grid Solutions

HQ in Atlanta, Georgia

Employees: ~26,000

Est. 11 revenues: ~$7B

Operating in 80+countries; every

country in Asia

AMI / Meter Solutions

DistributionAutomation

Demand Optimization

TransmissionOptimizat.

Asset Optimization

Workforce Automation

GE Energy

Oil & Gas

Power & Water

Energy Management

CAGR

14%

($ in

billions)

Global R&D

5 R&D Centers aroundthe world

$5.7B technology spend

2,600 researchemployees (nearly 1,000

PhDs)


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Electricity demand

Electrification coverage

Reliability and power quality

Generation fuel prices

Environmental impact

Distributed generation

Renewable energy

Challenges for Utilities in

SEA


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Renewable Portfolio Scheme

CO2 emission

Local energy resources

Energy security

Fuel price exposure

Local renewable industries

Electrification of remote communitie

s

Grid parity (Technology cost / subsidies)

Smart grid projects

Drivers for renewable energy in SEA


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Potentials of Smart Grids

Visibility & controllability

Reliability & resiliency

Efficiency & power quality

Revenue stream

Energy management

Electric vehicles

Distributed generations

including renewables


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Wind

Solar

Biomass/Biogas

Hydro

Maritime (wave and tidal)

Renewables Energy Technologies


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Variable and non-controllable renewables Wind

Solar

Presentation focus non-dispatchable

Types of installations:

Large centralized power stations usually connect at transmission/subtransmission levels

Small distributed deployments usually connect at LV or MV distributionnetworks


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Limited predictability Bi-directional power flows

Islanded operation

Fault current and harmonics

Voltage fluctuation

Characteristics of variable renewables


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Stability and power quality

Asset ratings and assets life

Protection schemes

Load transfer practices

Service restoration strategies

Likely impact of renewables


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Increase grid visibility Deploy LV monitoring

Possible techniques for mitigation Review network design Increase assets ratings Revise protection schemes Employ Volt/Var controls Revise service restoration strategies

Implement grounding practices Develop accurate models

Strategies to mitigate impacts


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Demand response

Load management

Microgrids

Off-grid (isolation)

On-grid (support) Energy Storage

Help dispatch renewables

Improve renewable yield

Improve asset utilization

Provide grid support

Other approaches to mitigate impacts


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Peak shaving support

Reduce asset strain Defer T&D investment

Improve overall T&D efficiency

Improve power quality and system reliability

Use renewables for grid support

Case study: Long Island Power Authority (LIPA) supported installationof over 1000 PV Systems on Long Island for Purposes of T&DSupport

eddie tan - smart grid for renewable energy integration

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