DER LOCATIONAL AND TEMPORALVALUATION

Tamer Rousan ndash Manager DER Integration amp Strategies

Ameren Illinois

Ameren Illinois ndash Who We Are

2

bull Ameren Illinois is a diversified regional electric and natural gas utility that serves 12 million electric and 816000 gas customersbull Service territory includes over 1200 communities

and spans more than 43700 square miles

bull Ameren Illinois operates and maintainsbull 4500 miles of electric transmission linesbull 46000 miles of electric distribution linesbull 18200 miles of natural gas transmission and

distribution mainsbull 12 underground natural gas storage fields

bull Employs more than 3300 personnel

Ameren Illinois ndash DER Integration amp Strategies

3

bull Our Team is responsible for

bull Policies and standards for DER integration and interconnections to the distribution grid

bull Hosting Capacity + DER Valuation

bull DERMS design and implementation

bull NWA Non-wires Alternatives

Ameren Illinois ndash What is DER

4

bull DER Distributed Energy Resources A common term in the energy industry with no uniform definition that exists

bull NERCrsquos definition

bull NRELrsquos definition

bull EPRIrsquos definition

ldquoA Distributed Energy Resource (DER) is any resource on the distributionsystem that produces electricity and is not otherwise included in theformal NERC definition of the Bulk Electric System (BES)rdquo1

21 See NERC Distributed Energy Resources Connection Modeling and Reliability Considerations (Feb 2017) httpwwwnerccomcommOtheressntlrlbltysrvcstskfrcDLDistributed_Energy_Resour ces_Reportpdf (NERC DER Task Force Report)2 See NREL Federal Energy Management Program Using Distributed Energy Resources A How to Guide for Federal Facility Managers (May 2002) httpswwwnrelgovdocsfy02osti31570pdf3 See EPRIrsquos Common Functions for DER Group Management Third Edition (Nov 2016)httpswwwepricompagesproduct000000003002008215lang=en-US

ldquoDistributed energy resources are small modular energy generation andstorage technologies that provide electric capacity or energy where youneed itrdquo

ldquo[Distributed Energy Resources (DER) are] technology advancementsin connected loads solar photovoltaics (PV) and energy storagerdquo

2

3

Ameren Illinois ndash Who We Are

2

bull Ameren Illinois is a diversified regional electric and natural gas utility that serves 12 million electric and 816000 gas customersbull Service territory includes over 1200 communities

and spans more than 43700 square miles

bull Ameren Illinois operates and maintainsbull 4500 miles of electric transmission linesbull 46000 miles of electric distribution linesbull 18200 miles of natural gas transmission and

distribution mainsbull 12 underground natural gas storage fields

bull Employs more than 3300 personnel

Ameren Illinois ndash DER Integration amp Strategies

3

bull Our Team is responsible for

bull Policies and standards for DER integration and interconnections to the distribution grid

bull Hosting Capacity + DER Valuation

bull DERMS design and implementation

bull NWA Non-wires Alternatives

Ameren Illinois ndash What is DER

4

bull DER Distributed Energy Resources A common term in the energy industry with no uniform definition that exists

bull NERCrsquos definition

bull NRELrsquos definition

bull EPRIrsquos definition

ldquoA Distributed Energy Resource (DER) is any resource on the distributionsystem that produces electricity and is not otherwise included in theformal NERC definition of the Bulk Electric System (BES)rdquo1

21 See NERC Distributed Energy Resources Connection Modeling and Reliability Considerations (Feb 2017) httpwwwnerccomcommOtheressntlrlbltysrvcstskfrcDLDistributed_Energy_Resour ces_Reportpdf (NERC DER Task Force Report)2 See NREL Federal Energy Management Program Using Distributed Energy Resources A How to Guide for Federal Facility Managers (May 2002) httpswwwnrelgovdocsfy02osti31570pdf3 See EPRIrsquos Common Functions for DER Group Management Third Edition (Nov 2016)httpswwwepricompagesproduct000000003002008215lang=en-US

ldquoDistributed energy resources are small modular energy generation andstorage technologies that provide electric capacity or energy where youneed itrdquo

ldquo[Distributed Energy Resources (DER) are] technology advancementsin connected loads solar photovoltaics (PV) and energy storagerdquo

2

3

Ameren Illinois ndash DER Integration amp Strategies

3

bull Our Team is responsible for

bull Policies and standards for DER integration and interconnections to the distribution grid

bull Hosting Capacity + DER Valuation

bull DERMS design and implementation

bull NWA Non-wires Alternatives

Ameren Illinois ndash What is DER

4

bull DER Distributed Energy Resources A common term in the energy industry with no uniform definition that exists

bull NERCrsquos definition

bull NRELrsquos definition

bull EPRIrsquos definition

ldquoA Distributed Energy Resource (DER) is any resource on the distributionsystem that produces electricity and is not otherwise included in theformal NERC definition of the Bulk Electric System (BES)rdquo1

21 See NERC Distributed Energy Resources Connection Modeling and Reliability Considerations (Feb 2017) httpwwwnerccomcommOtheressntlrlbltysrvcstskfrcDLDistributed_Energy_Resour ces_Reportpdf (NERC DER Task Force Report)2 See NREL Federal Energy Management Program Using Distributed Energy Resources A How to Guide for Federal Facility Managers (May 2002) httpswwwnrelgovdocsfy02osti31570pdf3 See EPRIrsquos Common Functions for DER Group Management Third Edition (Nov 2016)httpswwwepricompagesproduct000000003002008215lang=en-US

ldquoDistributed energy resources are small modular energy generation andstorage technologies that provide electric capacity or energy where youneed itrdquo

ldquo[Distributed Energy Resources (DER) are] technology advancementsin connected loads solar photovoltaics (PV) and energy storagerdquo

2

3

Ameren Illinois ndash What is DER

4

bull DER Distributed Energy Resources A common term in the energy industry with no uniform definition that exists

bull NERCrsquos definition

bull NRELrsquos definition

bull EPRIrsquos definition

ldquoA Distributed Energy Resource (DER) is any resource on the distributionsystem that produces electricity and is not otherwise included in theformal NERC definition of the Bulk Electric System (BES)rdquo1

21 See NERC Distributed Energy Resources Connection Modeling and Reliability Considerations (Feb 2017) httpwwwnerccomcommOtheressntlrlbltysrvcstskfrcDLDistributed_Energy_Resour ces_Reportpdf (NERC DER Task Force Report)2 See NREL Federal Energy Management Program Using Distributed Energy Resources A How to Guide for Federal Facility Managers (May 2002) httpswwwnrelgovdocsfy02osti31570pdf3 See EPRIrsquos Common Functions for DER Group Management Third Edition (Nov 2016)httpswwwepricompagesproduct000000003002008215lang=en-US

ldquoDistributed energy resources are small modular energy generation andstorage technologies that provide electric capacity or energy where youneed itrdquo

ldquo[Distributed Energy Resources (DER) are] technology advancementsin connected loads solar photovoltaics (PV) and energy storagerdquo

2

3

Ameren Illinois ndash What is DER

5

bull NAURCrsquos definition

bull Ameren Illinoisrsquo definition ldquoAmeren Illinois considers a broad definition of DER inwhich DER is defined to broadly encompass anygeneration storage or other load managing resourceconnected to the distribution gridrdquo

4 NARUC DER Manual5 Next Grid Illinois Final Report (Dec 2018) httpsnextgridillinoisgovdraft_finalreportpdf6 Illinois Commerce Commission DG Value Workshop (April 2018) httpswwwiccillinoisgovsearchdefaultaspxsc=|ALL|ampsd=All20Sitesampqaw=definition20der

6

ldquoA resource sited close to customers that can provide all or some of theirimmediate electric and power needs and can also be used by the systemto either reduce demand (such as energy efficiency) or provide supply tosatisfy the energy capacity or ancillary service needs of the distributiongrid The resources if providing electricity or thermal energy are small inscale connected to the distribution system and close to load Examplesof different types of DER include solar PV wind CHP energy storagedemand response (DR) electric vehicles (EVs) microgrids and energyefficiency (EE)rdquo

4

5 5

Ameren Illinois ndash DER by the numbers

6

3

2

5

4

331411

562

1162

1316

103 119 137

322368

434530

699

1484

1684

0

200

400

600

800

1000

1200

1400

1600

1800

2015 2016 2017 2018 YTD 2019

Num

ber o

f Ins

talla

tions

Year

Ameren Illinois Net Metering Installations

Residential

Non-Residential

Total

Ameren Illinois ndash DER by the numbers

7

3

2

5

4

180286 232713776516

10121651189049

947315 1202695 1607

972493

1209191

27501753529795

5383516

1984658

239824

0

5000

10000

15000

20000

25000

30000

2015 2016 2017 2018 YTD 2019

KW

Year

Ameren Illinois Net Metering Installed Capacity

Residential

Non-Residential

Total

Ameren Illinois ndash DER by the numbers

8

3

2

5

4

6182

120163

232 245

342

421

516

734 751772 779 780 781

0

100

200

300

400

500

600

700

800

900

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb March

Community Solar Applications

Ameren Illinois ndash What is DER doing to the grid and to utility operations

9

bull DER is transforming the distribution grid to be more networked than its original radial nature

bull DER impacts reliability

bull DER impacts planning

bull DER impacts modeling

Ameren Illinois ndash What is DER doing to the grid and to utility operations

10

Ameren Illinois ndash What is DER doing to the grid and to utility operations

11

Ameren Illinois ndash What is DER doing to the grid and to utility operations

12

Value of DER ndash Motivation FEJA Law

13

FEJA Future Energy Jobs Act

the Illinois Commerce Commission open an investigation to determine the value of DER rebates once the total generating capacity of net metering customers reaches 3 The value of such rebates shall reflect the value of the distributed generation to the distribution system at the location at which it is interconnected taking into account the geographic time-based benefits as well as technological capabilities and present and future grid needs

Value of DER ndash Value Building Blocks

14

DER Value

Generation (Avoided energy generation and

line loss reduction)

Transmission (Avoided capacity costs)

Environmental (Avoided

compliance costs)

Ancillary Services

Economic Development

bull Across the various levels of the power grid (Generation Transmission and Distribution)

Value of DER ndash Value Building Blocks

15

DER Value

Distribution Asset

Deferral

Reliability (SAIFI

and CAIDI)

VoltVAR Support

bull Specifically for the Distribution grid

Value of DER ndash Value to the Distribution System

16

bull Approach to evaluate the value of DER must consider time

bull Approach to evaluate the value of DER must consider location

bull Approach to evaluate the value of DER must consider performance

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Ameren Illinois ndash DER by the numbers

7

3

2

5

4

180286 232713776516

10121651189049

947315 1202695 1607

972493

1209191

27501753529795

5383516

1984658

239824

0

5000

10000

15000

20000

25000

30000

2015 2016 2017 2018 YTD 2019

KW

Year

Ameren Illinois Net Metering Installed Capacity

Residential

Non-Residential

Total

Ameren Illinois ndash DER by the numbers

8

3

2

5

4

6182

120163

232 245

342

421

516

734 751772 779 780 781

0

100

200

300

400

500

600

700

800

900

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb March

Community Solar Applications

Ameren Illinois ndash What is DER doing to the grid and to utility operations

9

bull DER is transforming the distribution grid to be more networked than its original radial nature

bull DER impacts reliability

bull DER impacts planning

bull DER impacts modeling

Ameren Illinois ndash What is DER doing to the grid and to utility operations

10

Ameren Illinois ndash What is DER doing to the grid and to utility operations

11

Ameren Illinois ndash What is DER doing to the grid and to utility operations

12

Value of DER ndash Motivation FEJA Law

13

FEJA Future Energy Jobs Act

the Illinois Commerce Commission open an investigation to determine the value of DER rebates once the total generating capacity of net metering customers reaches 3 The value of such rebates shall reflect the value of the distributed generation to the distribution system at the location at which it is interconnected taking into account the geographic time-based benefits as well as technological capabilities and present and future grid needs

Value of DER ndash Value Building Blocks

14

DER Value

Generation (Avoided energy generation and

line loss reduction)

Transmission (Avoided capacity costs)

Environmental (Avoided

compliance costs)

Ancillary Services

Economic Development

bull Across the various levels of the power grid (Generation Transmission and Distribution)

Value of DER ndash Value Building Blocks

15

DER Value

Distribution Asset

Deferral

Reliability (SAIFI

and CAIDI)

VoltVAR Support

bull Specifically for the Distribution grid

Value of DER ndash Value to the Distribution System

16

bull Approach to evaluate the value of DER must consider time

bull Approach to evaluate the value of DER must consider location

bull Approach to evaluate the value of DER must consider performance

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Ameren Illinois ndash DER by the numbers

8

3

2

5

4

6182

120163

232 245

342

421

516

734 751772 779 780 781

0

100

200

300

400

500

600

700

800

900

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb March

Community Solar Applications

Ameren Illinois ndash What is DER doing to the grid and to utility operations

9

bull DER is transforming the distribution grid to be more networked than its original radial nature

bull DER impacts reliability

bull DER impacts planning

bull DER impacts modeling

Ameren Illinois ndash What is DER doing to the grid and to utility operations

10

Ameren Illinois ndash What is DER doing to the grid and to utility operations

11

Ameren Illinois ndash What is DER doing to the grid and to utility operations

12

Value of DER ndash Motivation FEJA Law

13

FEJA Future Energy Jobs Act

the Illinois Commerce Commission open an investigation to determine the value of DER rebates once the total generating capacity of net metering customers reaches 3 The value of such rebates shall reflect the value of the distributed generation to the distribution system at the location at which it is interconnected taking into account the geographic time-based benefits as well as technological capabilities and present and future grid needs

Value of DER ndash Value Building Blocks

14

DER Value

Generation (Avoided energy generation and

line loss reduction)

Transmission (Avoided capacity costs)

Environmental (Avoided

compliance costs)

Ancillary Services

Economic Development

bull Across the various levels of the power grid (Generation Transmission and Distribution)

Value of DER ndash Value Building Blocks

15

DER Value

Distribution Asset

Deferral

Reliability (SAIFI

and CAIDI)

VoltVAR Support

bull Specifically for the Distribution grid

Value of DER ndash Value to the Distribution System

16

bull Approach to evaluate the value of DER must consider time

bull Approach to evaluate the value of DER must consider location

bull Approach to evaluate the value of DER must consider performance

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Ameren Illinois ndash What is DER doing to the grid and to utility operations

9

bull DER is transforming the distribution grid to be more networked than its original radial nature

bull DER impacts reliability

bull DER impacts planning

bull DER impacts modeling

Ameren Illinois ndash What is DER doing to the grid and to utility operations

10

Ameren Illinois ndash What is DER doing to the grid and to utility operations

11

Ameren Illinois ndash What is DER doing to the grid and to utility operations

12

Value of DER ndash Motivation FEJA Law

13

FEJA Future Energy Jobs Act

the Illinois Commerce Commission open an investigation to determine the value of DER rebates once the total generating capacity of net metering customers reaches 3 The value of such rebates shall reflect the value of the distributed generation to the distribution system at the location at which it is interconnected taking into account the geographic time-based benefits as well as technological capabilities and present and future grid needs

Value of DER ndash Value Building Blocks

14

DER Value

Generation (Avoided energy generation and

line loss reduction)

Transmission (Avoided capacity costs)

Environmental (Avoided

compliance costs)

Ancillary Services

Economic Development

bull Across the various levels of the power grid (Generation Transmission and Distribution)

Value of DER ndash Value Building Blocks

15

DER Value

Distribution Asset

Deferral

Reliability (SAIFI

and CAIDI)

VoltVAR Support

bull Specifically for the Distribution grid

Value of DER ndash Value to the Distribution System

16

bull Approach to evaluate the value of DER must consider time

bull Approach to evaluate the value of DER must consider location

bull Approach to evaluate the value of DER must consider performance

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Ameren Illinois ndash What is DER doing to the grid and to utility operations

10

Ameren Illinois ndash What is DER doing to the grid and to utility operations

11

Ameren Illinois ndash What is DER doing to the grid and to utility operations

12

Value of DER ndash Motivation FEJA Law

13

FEJA Future Energy Jobs Act

the Illinois Commerce Commission open an investigation to determine the value of DER rebates once the total generating capacity of net metering customers reaches 3 The value of such rebates shall reflect the value of the distributed generation to the distribution system at the location at which it is interconnected taking into account the geographic time-based benefits as well as technological capabilities and present and future grid needs

Value of DER ndash Value Building Blocks

14

DER Value

Generation (Avoided energy generation and

line loss reduction)

Transmission (Avoided capacity costs)

Environmental (Avoided

compliance costs)

Ancillary Services

Economic Development

bull Across the various levels of the power grid (Generation Transmission and Distribution)

Value of DER ndash Value Building Blocks

15

DER Value

Distribution Asset

Deferral

Reliability (SAIFI

and CAIDI)

VoltVAR Support

bull Specifically for the Distribution grid

Value of DER ndash Value to the Distribution System

16

bull Approach to evaluate the value of DER must consider time

bull Approach to evaluate the value of DER must consider location

bull Approach to evaluate the value of DER must consider performance

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Ameren Illinois ndash What is DER doing to the grid and to utility operations

11

Ameren Illinois ndash What is DER doing to the grid and to utility operations

12

Value of DER ndash Motivation FEJA Law

13

FEJA Future Energy Jobs Act

the Illinois Commerce Commission open an investigation to determine the value of DER rebates once the total generating capacity of net metering customers reaches 3 The value of such rebates shall reflect the value of the distributed generation to the distribution system at the location at which it is interconnected taking into account the geographic time-based benefits as well as technological capabilities and present and future grid needs

Value of DER ndash Value Building Blocks

14

DER Value

Generation (Avoided energy generation and

line loss reduction)

Transmission (Avoided capacity costs)

Environmental (Avoided

compliance costs)

Ancillary Services

Economic Development

bull Across the various levels of the power grid (Generation Transmission and Distribution)

Value of DER ndash Value Building Blocks

15

DER Value

Distribution Asset

Deferral

Reliability (SAIFI

and CAIDI)

VoltVAR Support

bull Specifically for the Distribution grid

Value of DER ndash Value to the Distribution System

16

bull Approach to evaluate the value of DER must consider time

bull Approach to evaluate the value of DER must consider location

bull Approach to evaluate the value of DER must consider performance

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Ameren Illinois ndash What is DER doing to the grid and to utility operations

12

Value of DER ndash Motivation FEJA Law

13

FEJA Future Energy Jobs Act

the Illinois Commerce Commission open an investigation to determine the value of DER rebates once the total generating capacity of net metering customers reaches 3 The value of such rebates shall reflect the value of the distributed generation to the distribution system at the location at which it is interconnected taking into account the geographic time-based benefits as well as technological capabilities and present and future grid needs

Value of DER ndash Value Building Blocks

14

DER Value

Generation (Avoided energy generation and

line loss reduction)

Transmission (Avoided capacity costs)

Environmental (Avoided

compliance costs)

Ancillary Services

Economic Development

bull Across the various levels of the power grid (Generation Transmission and Distribution)

Value of DER ndash Value Building Blocks

15

DER Value

Distribution Asset

Deferral

Reliability (SAIFI

and CAIDI)

VoltVAR Support

bull Specifically for the Distribution grid

Value of DER ndash Value to the Distribution System

16

bull Approach to evaluate the value of DER must consider time

bull Approach to evaluate the value of DER must consider location

bull Approach to evaluate the value of DER must consider performance

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Value of DER ndash Motivation FEJA Law

13

FEJA Future Energy Jobs Act

the Illinois Commerce Commission open an investigation to determine the value of DER rebates once the total generating capacity of net metering customers reaches 3 The value of such rebates shall reflect the value of the distributed generation to the distribution system at the location at which it is interconnected taking into account the geographic time-based benefits as well as technological capabilities and present and future grid needs

Value of DER ndash Value Building Blocks

14

DER Value

Generation (Avoided energy generation and

line loss reduction)

Transmission (Avoided capacity costs)

Environmental (Avoided

compliance costs)

Ancillary Services

Economic Development

bull Across the various levels of the power grid (Generation Transmission and Distribution)

Value of DER ndash Value Building Blocks

15

DER Value

Distribution Asset

Deferral

Reliability (SAIFI

and CAIDI)

VoltVAR Support

bull Specifically for the Distribution grid

Value of DER ndash Value to the Distribution System

16

bull Approach to evaluate the value of DER must consider time

bull Approach to evaluate the value of DER must consider location

bull Approach to evaluate the value of DER must consider performance

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Value of DER ndash Value Building Blocks

14

DER Value

Generation (Avoided energy generation and

line loss reduction)

Transmission (Avoided capacity costs)

Environmental (Avoided

compliance costs)

Ancillary Services

Economic Development

bull Across the various levels of the power grid (Generation Transmission and Distribution)

Value of DER ndash Value Building Blocks

15

DER Value

Distribution Asset

Deferral

Reliability (SAIFI

and CAIDI)

VoltVAR Support

bull Specifically for the Distribution grid

Value of DER ndash Value to the Distribution System

16

bull Approach to evaluate the value of DER must consider time

bull Approach to evaluate the value of DER must consider location

bull Approach to evaluate the value of DER must consider performance

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Value of DER ndash Value Building Blocks

15

DER Value

Distribution Asset

Deferral

Reliability (SAIFI

and CAIDI)

VoltVAR Support

bull Specifically for the Distribution grid

Value of DER ndash Value to the Distribution System

16

bull Approach to evaluate the value of DER must consider time

bull Approach to evaluate the value of DER must consider location

bull Approach to evaluate the value of DER must consider performance

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Value of DER ndash Value to the Distribution System

16

bull Approach to evaluate the value of DER must consider time

bull Approach to evaluate the value of DER must consider location

bull Approach to evaluate the value of DER must consider performance

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Value of DER ndash Systems to consider

17

bull Distribution Modelsbull Circuit modelsbull Connectivity models

bull Planning Modelsbull Load forecastingbull Generation forecastingbull System Planning Criteria

bull System Databull SCADAbull AMIbull Financial

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

Value of DER ndash Proposed Approach

18

bull Start with the smallest node available to model (secondary distribution transformer)

bull Forecast its loadinggeneration over the planning horizon (5yr-15yr)

bull Run time series analysis (8760 hourly per year)

bull Without DERbull With DER

bull Capture the delta in kW and kVAR for reliability and capacity violations

bull Assign value to kW and kVAR based on traditional investment

19

Questions

19

Questions

Presenter

Presentation Notes

Thank you for attending and participating13Have a great day13Contact me with any follow-up questions13Provide email and phone number

• Slide Number 1
• Ameren Illinois ndash Who We Are
• Ameren Illinois ndash DER Integration amp Strategies
• Ameren Illinois ndash What is DER
• Ameren Illinois ndash What is DER
• Ameren Illinois ndash DER by the numbers
• Ameren Illinois ndash DER by the numbers
• Ameren Illinois ndash DER by the numbers
• Ameren Illinois ndash What is DER doing to the grid and to utility operations
• Ameren Illinois ndash What is DER doing to the grid and to utility operations
• Ameren Illinois ndash What is DER doing to the grid and to utility operations
• Ameren Illinois ndash What is DER doing to the grid and to utility operations
• Value of DER ndash Motivation FEJA Law
• Value of DER ndash Value Building Blocks
• Value of DER ndash Value Building Blocks
• Value of DER ndash Value to the Distribution System
• Value of DER ndash Systems to consider
• Value of DER ndash Proposed Approach
• Slide Number 19
• Slide Number 20