Greening the Grid (GTG) Program

A Partnership between USAID/India and Government of India

Greening the Grid

AGC Workshop

Vijaywada

Date: May 15, 2018

Greening the Grid - U.S.-India Joint Partnership

Goal: Enhance efforts to manage large-scale RE grid integration

Robust analysis of challenges and solutions

Integration pilots to validate scalable reforms

Sharing of knowledge and best practices

Power System Planning - Progress• Completed a National grid integration study and 2 regional grid integration studies

jointly by POSOCO and NREL

• Released the National grid integration report (July 2017) and 5 state reports in Tamil

Nadu, Rajasthan, Gujarat, Maharashtra, and Karnataka (October – December).

Rajasthan Maharashtra Karnataka Gujarat

New Delhi

4

Power System Planning – Next steps

• Ultra-mega RE parks - evaluate operational impacts of proposed RE parks, and

options to reduce variability and uncertainty to improve balancing.

• Analysis to support the grid integration pilots

Renewable Integration and Sustainable Energy (RISE)

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Coal Based Flexible Power Generation with NTPC

and GSECL

Pilot Scope

• Examine techno economic feasibility of faster ramp rates and lower technical minimum

in two (2) units each at NTPC (Jhajjar & Ramagundam TPS) and GSECL (Ukai TPS)

• Support implementation of recommended measures by NTPC and GSECL for

achieving flexible operations of the units

Outcomes

• Specific recommendations for changes to O&M procedures/standards and required

design modifications based on Indian grid conditions

• Optimize plant availability and efficiency (including part load efficiencies)

• Evaluation of incremental cost of generation due to cyclic operation

• Regulatory/policy advocacy & implementation strategy for identified interventions

• Scalability for fleet-wide implementation of flexibility across units of NTPC and GSECL

Scope & Outcome

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Progress so far

Way forward

Milestones achieved Timeline

Concept Notes approval and MoU signing (GSECL) April 2017-August 2017

RFP selection process and onboarding of Technical Consultant (Intertek,

USA) for NTPC, GSECL pilots

May 2017 – December 2017

Data gathered from NTPC and GSECL units Feb. 2018- May 2018

Data Analysis for As-Is Review In Progress

Milestones Planned Timeline

Inception report covering As-Is review, probable cyclic regime and successful

global case studies on cycling

May-June 2018

Site visits for NTPC & GSECL units May – June, 2018

Technical Due Diligence Report on flexibility options and associated costs June 2018

Knowledge Dissemination Workshops June-July 2018

Support in seeking investment and regulator approvals August-September 2018

Pilot Implementation Phase October 2018 onwards

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Grid Connected Battery Energy Storage System

(BESS) with PGCIL

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Scope & Outcome

Pilot Scope

• Enhancement of existing BESS facility at Puducherry and assessment of economic value

of storage systems.

• Technical design and demonstration of array of BESS applications viz. dynamic

frequency regulation, Renewable energy time shift, capacity firming etc. in providing

grid support.

• Detailed modelling study on the need, quantity and location of storage systems in India

in sub-15 minute time scale.

Outcomes

• Specific recommendations for operation of battery energy storage system and required

enhancements based on Indian grid conditions

• Optimize usability of BESS under the capacity and limitation of the battery.

• Economic evaluation of BESS operation in grid support.

• Development of a scalable roadmap for policy makers and regulators

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Progress so far

Way forward

Milestones achieved Timeline

Concept Note submitted and approved by PGCIL May, 2017

Logical Outline / Functional Specifications (DPR) for additional Use

Cases framed and finalized with PGCIL

April, 2018

Selection of Systems Implementer for additional Use Cases

implementation initiated

May 2018

Milestones Planned Timeline

Assess/evaluate the proposals received against the RFAs June, 2018

Finalize the grantee subcontract and start pilot implementation July, 2018

Implementation of Use Cases planned over 4 months + 3 months

of demonstration and data support.

Jan, 2019

Systemic Value modelling to be taken up FY20

Guidance note to policy makers, regulators based on findings of

the systemic valuation of storage in Indian context

FY20

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Dynamic Compensation for Large RE Integration

with RVPN

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Scope & Outcome

Pilot Scope

• Power quality measurement and development of mitigation strategy;

• Evaluation of dynamic reactive power compensation including comparative analysis of

reactive power support from Solar Invertors, installation of medium sized STATCOMs

at RE parks and need for grid connected large sized STATCOMs.

Outcomes

• Provide insights for interconnection standards, invertor specifications and regulatory

mechanisms for dynamic reactive control and compensation.

• Help States to develop/improve the appropriate standards and commercial frameworks

to support greater RE integration into the grid.

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Progress so far

Milestones achieved Timeline

Workshop held in Rajasthan to develop a shared vision on the Pilot scope Sep, 2017

Submission of DPR to RVPN for agreement Feb, 2018

In-principle approval by NTPC for partnering on their solar plant for inverter

enhancement

March, 2018

Acceptance of DPR by RVPN April, 2018

Way forward

Milestones Planned Timeline

Issue RFA and complete the grantee subcontracting process June, 2018

Pilot implementation July- Dec, 2018

Report on insights for interconnection standards, invertor specifications and

regulatory mechanisms for dynamic reactive control and compensation.

FY20

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Automatic Generation Control (AGC) with

POSOCO, KPCL, KPTCL, and APTRANSCO

Pilot Scope

• Evaluate AGC in providing secondary response in southern India to supplement

adoption of AGC for ancillary market.

• Cover both hydel and renewable power plants and identify technical requirements and

compensation mechanisms for generation units that participate in the AGC secondary

reserve market.

Outcomes

• Inputs to CERC for developing regulations for AGC's phased implementation with

accompanying compensation mechanisms.

• Demonstrate benefits of AGC to grid operators and assist SERC in setting appropriate

levels of incentives in retail tariffs.

Scope & Outcome

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Progress so far

Way forward

Milestones achieved Timeline

Workshop on AGC fundamentals and pilot held in Bangalore August, 2017

In principal approvals from KPCL and KPTCL for the pilot at hydel (Varahi

and Sharavati) and Shivasamudram solar power plants.

October, 2017

Pre-feasibility studies by GTG-RISE on requirements for software/hardware

retrofits for enabling AGC capabilities at these plants

December,2017

Milestones Planned Timeline

Release RFAs for selection of vendors/OEMs for AGC implementation May 2018

Complete the grantee subcontracting process June, 2018

Pilot implementation July, 2018

Testing of AGC in high hydro and high wind season and development of a

scalable roadmap for policy makers and regulators.

August 2018-

January 2019

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Real-time monitoring of rooftop solar PV and net-

load forecasting with BESCOM

Pilot Scope

• Enabling real-time monitoring of DERs on a pilot basis and improving net

load forecasting ability of Discoms. Work out the synergies of UDAY’s

smart meters mandate with net-metering systems

• Assist BESCOM in procurement and implementation of net-load (i.e. net of

DER generation) forecasting systems in coordination with REMC/SLDC

• Provide inputs to CEA / FOR towards harmonizing net-metering for

DERs/prosumers with smart meters for consumers

Outcomes

• Inputs to upgrade guidelines on metering, communication and rooftop PV

and net load forecasting

• Significant scalibility potential among DISCOMs

Scope & Outcome

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Progress so far

Way forward

Milestones achieved Timeline

Discussions with TPDDL and BESCOM on pilot scope Sep - Dec, 2017

MoU signed with BESCOM considering the sizeable rooftop

penetration in the license area and their willingness to partner

May, 2018

Milestones Planned Timeline

Undertake Pre-feasibility study June, 2018

Release RFA for Net-Load Forecasting Systems provider to be

issued

Sep, 2018

Pilot Implementation Oct, 2018 – Mar, 2019

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Regional Platform for Reserves Sharing with

POSOCO and CERC

Pilot Scope

• Benefits modelling and demonstration to States for buy-in options for various intra-day

products and gate-closure options.

• Implementation of a day-ahead IT platform for unscheduled generation capacity in

intra-state generating stations in the Southern/ Western Region (as a pilot).

• Implementation of an IT system for automating processes of NLDC approvals in the

intra-day energy market

Outcomes

• Re-organization of the intra-day market with periodic collective auctions and gate

closures

• Substantial reduction in response time for open access approvals and enablement of

the intra-day market to operate much more flexibly with increased volumes of

balancing energy trade across states at short notices.

• Facilitate higher RE capacity development in resource-rich states.

Scope & Outcome

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Way forward

Milestones achieved Timeline

Prototype for benefits demonstration simulation November 2017

Approval from CERC for the pilot January 2018

Visit to Gujarat SLDC to understand Open access automation system

(EASS)February 2018

Request for sharing of data from concerned states February 2018 – ongoing

Presentation of draft Open Access registry process maps to POSOCO April 2018

Preparation of simulation ready formats (4 states) April 2018 - ongoing

Milestones Planned Timeline

Benefits demonstration for concerned states through Python based

optimization model (4 states)May/June, 2018

Workshop with RLDCs on Open Access registry process maps June 2018

AS-IS study andTO-BE design of IT landscape at POSOCO September 2018

Release of RFA and selection of Implementation partner January 2019

Execution andValidation of software January 2020

Progress so far

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White Paper 1: Mechanisms to Incentivize Inter-

State Trading of Renewable Energy

Objective

• Harness maximum RE potential in the country

through an efficient framework for inter-state

RE trading so that RE rich and deficit states can

contribute together

• Critical review of existing regulatory, policy,

commercial, and infrastructural constraints to

identify key challenges and potential measures

that need to be addressed

• Incentivize inter-state trading of RE

• First draft due in September 2018

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Peer-to-Peer Partnerships

• 4 boot camps organized jointly with POSOCO

• 3 Study Tours organized (last one in March 2018)

• Peer review of 4 Indian System Operator by U.S. experts

• Next steps: Establish Utilities Partnership between Indian and U.S. coal generators,

Study tour to U.S and Exchange visit from U.S. coal operators to India (on coal

flexibility); Boot camps (Topic to be decided)

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System Operator Partnership

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India Regulatory Partnership

India Regulatory Partnership

• First Regulatory Exchange in August 2016

• Regulatory Primer on RE forecasting, scheduling and dispatch with focus at

National and state level (Rajasthan and Tamil Nadu)

• Training Tour in February to U.S. on 3 case studies

• Next Steps: Regulatory Guideline focused on long term contracts and their

transition to energy markets (September 2018); 2 regulatory exchanges

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Idam Infrastructure Advisory

Pvt. Ltd.

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WBDPR for SAMAST Implementation

PB• DPR for SAMAST

Implementation,• F&S & DSM Regulations

HR• DPR for SAMAST

Implementation• F&S & DSM

Regulations• Draft Scheduling

Despatch Code

TelanganaF&S Regulations

Tamil NaduF&S & DSM Regulations

North-East• DPR for SAMAST

Implementation• F&S & DSM

Regulations• Draft Scheduling

Despatch Code

FOR Technical Committee has requested to expand the existing scope to cover more states

Regulatory Support

Support to FOR Technical committee

• Preparation of Model DSM Regulations at State level

and regulations for Forecasting and Scheduling (F&S)

for RE.

• Implementation of Scheduling, Accounting, Metering

and Settlement of Transactions in Electricity

(SAMAST) Framework at State level

• Assistance to States in preparation of DPR for

SAMAST Implementation

• Assistance to the States for implementation of State

level Energy Deviation Mechanism (DSM) and F&S

• 5 states supported

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• RISE Contracting Officer Representative: Monali Zeya Hazra, USAID India, mhazra@usaid.gov

• Chief of Party: Shubhranshu Patnaik, RISE, spatnaik@deloitte.com