Evaluation of Business Cases for Smart Grid Solutions Kenny Mercado, Senior VP Electric Operations

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1 Evaluation of Business Cases for Smart Grid Solutions Kenny Mercado, Senior VP Electric Operations April 21, 2015

2 CenterPoint Energy (CNP) Headquartered in Houston, Texas Serving 5.7 million electric & gas metered customers $23.2 billion in assets $9.2 billion in revenue More than 7,400 employees Over 140 years of service to our communities Electric transmission and distribution delivery business Electric Transmission & Distribution Natural Gas Distribution Competitive Natural Gas Sales & Services Over 2.3 million metered customers in Houston area 17.0 GW peak demand 79.5 GW hours delivered annually 236 substations 3,745 miles of transmission 50,717 miles of distribution 2

Introduction to the Texas electric market Retail Electric Providers (REPs) Unregulated Transmission and Distribution Utilities (TDUs) Regulated Own and maintain power lines Compete for

3 Introduction to the Texas electric market Retail Electric Providers (REPs) Unregulated Transmission and Distribution Utilities (TDUs) Regulated Own and maintain power lines Compete for customers Bill customers Issue disconnect, reconnect orders to TDUs Deliver power to customers Read meters Restore power after outages Commercial Customer Deliver data Residential Customer 3

Smart Grid Infrastructure Follows industry guidelines for grid of the future Energy Independence Intelligent Grid Self Healing Grid Enhanced Reliability Operations Smart Meter REP / Customers

resources Develop and deploy information and technologies to enable large-scale energy storage dispatch Improve penetration and utilization of renewable and alternative power sources Benefits

4 Smart Grid Infrastructure Follows industry guidelines for grid of the future Energy Independence Intelligent Grid Self Healing Grid Enhanced Reliability Operations Smart Meter REP / Customers Conventional Transmission Substations Distribution Renewable Generation with Storage Benefits Better coordination and utilization of conventional generation resources Enhance integration of renewable resources Develop and deploy information and technologies to enable large-scale energy storage dispatch Improve penetration and utilization of renewable and alternative power sources Benefits Improved monitoring and control prolongs asset life and enhances system efficiency Improves reliability and hardens the grid Improve system utilization with a significant potential for avoided costs Improved system management reduces line losses Benefits Improve customer interface to enable customer choice Enhance conservation, energy efficiency & demand response capabilities Coordination of customer demand with grid capabilities Improve penetration and optimization of distributed renewable resources Improve customer choice and savings opportunities 4

5 Smart Grid Strategic Rationale 2009 Smart Grid leadership in industry provides competitive advantages City of Houston Mayor s Task Force s top recommendation for storm recovery A comprehensive technology plan can help proactively manage equipment replacement and upgrades Comprehensive component of grid hardening Overloaded infrastructure is better balanced during peak conditions Improved voltage profile management of circuits benefits voltage conservation and power quality 5

6 Smart Grid Strategic Rationale 2009 Improved reliability results in societal benefits Integrates advanced analytics to manage real-time equipment situational awareness Enables the integration of other forms of energy, especially renewable resources Platform for future advancements in two-way directional load flow 6

7 Smart Grid Technical Roadmap Smart Grid AMS Field Equipment ADMS Phase 1 Analytics Phase 2 Analytics Smart Meter Communication Backbone MDM and DCE Automated Switches Communications Enhancement RTUs Substation Monitoring Electronic Relays Distribution Control Distribution monitoring Outage Management System Interface with Legacy Systems Servers at ECDC Work Scheduler Fault Location Self Healing Asset Monitoring Asset Utilization Crew Management Predictive Analysis Proactive Event Avoidance Right Crew 7

CNP s Smart Grid Journey 60-00s 2008 2009-2010 2012 2014 Completed 10M remote service orders Go live with Customer Vision Platform Advanced business applications utilizing data analytics Completed 2.

8 CNP s Smart Grid Journey 60-00s Completed 10M remote service orders Go live with Customer Vision Platform Advanced business applications utilizing data analytics Completed 2.3M meter installations Deployed data analytics platform Received $200M DOE grant Went live with AMS Launched Smart Meter Texas Portal Provisioned first HAN Devices Regulatory approval of Advanced Metering System Following Hurricane Ike, Mayor declares Smart 2005 Grid offers best Return On Investment Opened Energy InSight Center Initiated 10,000 advanced meter pilot Deployed RTUs with remote monitoring s Installed SCADA (substations) s Installed DSCADA and Remote Switching s Installed Solid State Relays s Remote Capacitor Control testing s Implemented Remote Capacitors early s 2015 Operationalized ADMS 8

Centerpoint Energy s Advanced Metering System Communications Digital

Meter Data Management System (emeter MDM) AMI Power-off notification (PON)

Existing event at premise PON/PRN case association on existing equipment related

events Wireless Communications Environment (GE WiMax) Legend Existing Deployed

office computer systems and integration, AMS provides: Daily register reads Remote

9 Centerpoint Energy s Advanced Metering System Communications Digital Communications Backhaul Application Systems Data Collection Engine (Itron DCE) Meter Data Management System (emeter MDM) AMI Power-off notification (PON) Filtering Known circuit operations & momentary outages Existing circuit lockouts Existing event at premise PON/PRN case association on existing equipment related outage Verifies meter status (PING) for single case PONs and suspected circuit events Wireless Communications Environment (GE WiMax) Legend Existing Deployed Legacy Systems Power Alert Service / Smart Meter Texas Portal Combined with back office computer systems and integration, AMS provides: Daily register reads Remote connect / disconnect / on-demand reads Daily 15 minute interval reads Access to data via Smart Meter Texas portal 9

Advanced Metering System measureable benefits achieved Remote meter reads, service connection/disconnection $24 million in consumer savings annually from eliminated fees 11.

10 Advanced Metering System measureable benefits achieved Remote meter reads, service connection/disconnection $24 million in consumer savings annually from eliminated fees 11.4 million remote service orders Service reconnection is now 24/7 within 1 hour Over 1 million gallons of fuel saved 9,530 tons CO 2 emissions avoided Energy efficiency and savings Biggest Energy Saver winners reduced use 36-50%, 640 contestants in 2013 averaged 5% 50-70% getting data from Smart Meter Texas (SMT), IHDs, REP s changed usage behavior New products and services > 700,000 Texans on time-of-use rates (free nights & weekends) or peak-time rebates > 600,000 get usage data from Smart Meter Texas and Retail Energy Provider s Over 8,600 Texans get near-real-time data from In-Home Displays Power Alert Service Nearly 400,000 customers get outage alerts by /text/phone 10

CenterPoint Energy s Intelligent Grid (IG)

IG, when fully deployed, will automatically

isolate faulted sections of the main feeder

from other sources, essentially healing the

11 CenterPoint Energy s Intelligent Grid (IG) system IG Switching Device Telecommunications Advanced Distribution Management System Combined with back office computer systems, IG, when fully deployed, will automatically identify the location of power outages, isolate faulted sections of the main feeder portion of the network and re-route power from other sources, essentially healing the system. ADMS Outage Reporting Dashboard Distribution Control Center 11

12 How the Intelligent Grid works RC PTS #27162 Shows Fault Flag in DSCADA ,362 customers out at 9:33 PM 72% of Customers Restored at 9:43 PM 99% of Customers Restored at 10:00 PM Full Circuit 11:03 PM Cause was Car Hit Pole. 12

Advanced Meters + Intelligent Grid + data analytics = outage management Real-time view of all outages, truck locations Outage cases created, localized, dispatched without calls 62% improvement in

13 Advanced Meters + Intelligent Grid + data analytics = outage management Real-time view of all outages, truck locations Outage cases created, localized, dispatched without calls 62% improvement in localizing fuse & transformer-level outages Over 1 million customers power restored without a phone call Since IG, reducing customer outage minutes and improving SAIDI Voltage alerts discovering transformer aging, vegetation, loose lugs/clamps, tampering, bad T-saws 13

14 CenterPoint Energy s Intelligent Grid (IG) Consumer Benefits Achieved Q15 Metric Distribution Automation Outage Events 1172 Customer Outage Minutes Avoided by Automation million Customers restored without a phone call > 1,187,814 Cumulative Average Reliability Improvement 21.7% YTD Average Reliability Improvement using IG 33.4% 14

15 Distribution Transformer Loading Real-time predictive situational awareness 15

16 Integration of Distributed Energy Resources Solar PV Texas is #1 in wind generation Battery Storage Micro Grids Plug-in Electric Vehicles 16

17 Learn more at our Energy InSight Center Be our 1,000 th group to visit or go to YouTube.com/CenterPoint Energyvid 17

Intelligent Grid and Lessons Learned. April 26, 2011 SWEDE Conference

Intelligent Grid and Lessons Learned April 26, 2011 SWEDE Conference Outline 1. Background of the CNP Vision for Intelligent Grid 2. Implementation of the CNP Intelligent Grid 3. Lessons Learned from the