AMI Overview & Metering Framework
Vendor Briefing
May 2, 2006
Intelligently Connecting Edison to our Customers
SCE seeks to leverage a 2-way communications infrastructure with 5 million intelligent
metering devices on our distribution network to create lasting value for our customers
and our operations
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Enable Energy Smart Customers
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Manage Distributed Resources
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Economic dispatch of load resources
Dispatch of load for grid management
Intelligent net metering
Management of distributed energy resources
Operational Efficiencies
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Integrated information from utility
Payment options (e.g., pre-payment)
Outage & service condition information
Support rate option innovations
Field communication links to distribution
Revenue cycle improvements
Situational data in near real-time
Wholesale - retail markets integration
Built with the future in mind
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Upgradeable WAN/HAN communications
Leverage open architecture principles in
system design
Future customer service offerings
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SCE Advanced Metering Infrastructure
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Address fundamental cost drivers from last
business case
Price
Response
A/C Load
Control
Add functionality to system:
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SCE Proposal
AMI
O&M
Operations
Maximize the potential value from load control
for both grid reliability and demand response
Increase field automation and efficiency
Cust Svc
Capital
Identify additional uses for system based on
tangible customer and SCE business value
(Meters,
Network,
IT)
Meter
Reading
Costs
Benefits
SCE Aug., 2005 Supplemental
Testimony supporting Phase I
AMI Program is employing a multi-phased approach to development and deployment of a next
generation advanced metering infrastructure over a 7 ½ year timeframe.
Phase I
18 Mos.
12/2005
Phase II
18 Mos.
6/2007
AIMAIM
Requirements,
Requirements,
Design &
“Design”
& of Concept
Proof
of Concept
“Design
” & Proof
Proof of Concept
Phase III A
12 Mos.
12/2008
12/2009
Business
Case in Chief
Application
Beta Beta
Product
Development
Field Pilot
& Pilot
5/2013
Full
Deployment
Meter Trade &
Business Process
Feasibility Studies
Design & System Dev
Cost/Benefit
Analyses
Conceptual
Processes
Cost/Benefit
AnalysesFinal Business Case
& SystemsReqs
© Copyright 2006, Southern California Edison
Phase III B
42 mos.
Pre Deployment
Activities
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Business Use Cases (Scenarios)
SCE
Brainstorming
Billing &
Customer
Service
Customer
Interface
Delivery
Energy
Procurement
Field Services
/ System
Recovery
Multiple clients read
demand and energy
data automatically
from customer
premises
Customer reduces
demand in
response to
pricing event
Distribution
operator curtails
customer load
for grid
management
Real-time
operations
curtails (or limits)
load for
economic
dispatch (ES&M)
AMI system
recovers after
power outage,
communications
or equipment
failure
Utility remotely limits
or connects/
disconnects
customer
Customer reads
recent energy
usage and cost at
site
Distribution
operators
optimize network
based on data
collected by the
AMI system
Utility procures
energy and
settles wholesale
transactions
using data from
the AMI system
Utility detects
tampering or theft at
customer site
Customer uses
pre-payment
services
Customer
provides
distributed
generation
Multiple clients
use the AMI
system to read
data from devices
at customer site
Distribution
operator locates
outage using
AMI data and
restores service
Meter reading for
gas & water utilities
© Copyright 2006, Southern California Edison
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Installation &
Maintenance
Utility installs,
provision and
configure the AMI
system
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Utility maintains
the AMI system
over its entire lifecycle
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Utility upgrades
AMI system to
address future
requirements
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SCE AMI Technology Assessment Approach
Goal: Competitive commercial products available from at least three meter and three communication
vendors that meet SCE’s minimum requirements for performance and price by the end of Phase I
(A Lev
lig el
nm 1
en
t)
(V Lev
ali el
da 2
tio
n)
ID “Next Gen”
development
Q1-’06
Complete
L1 Key Criteria:
- Functional Capabilities
- Product Timing
- Commercial availability
- Interoperability
- 2-way comms
- Reliability & Availability
- Security
- Serviceability
- HAN Capabilities
- WAN Options
- Target price range
- Other
© Copyright 2006, Southern California Edison
Due Diligence
Reviews
Q2-’06
(L Le
ab v
Te el 3
st
in
g)
Product
Availability &
Testing
(F Le
ie ve
ld l 4
Te
st
)
(D
Le
ep ve
lo l 5
ym
en
t)
Q4-’06
L2 Key Criteria:
- Design Development
- Production Capabilities
- Financial Condition
- Processes:
Business / Development
Manufacturing (NPI)
- Supply Chain
- Small Requirements Gaps
- Other
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Phase II
Phase III
Start 6/07
Start 12/08
L3 Key Criteria:
- Successful Lab Test
- Added functionality
- Flexibility
- Commercial Terms
- Other
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Technology Capability Maturity (TCM)
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SCE’s Business, System &
Architecture Requirements
Disconnect
5. A-H
4. B, C, D, E, F, G, H
3.
C, D, E, F, G, H
2.
D, E, F, G, H
1.
E, F, G, H
0.
Collared Solution
A. Customer reset
B. Unlimited set points
C. Commercially available & in use
now (>1,000 units)
D. Current limiting capabilities
E. On/Off disconnect
F. Voltage sensing
G. 200 Amp rating
H. Integrated device (nearly same physical size)
Vendors’ Road Map &
State of Technological Maturity
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Programmable Disconnect Switch (example)
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Customer moves
Emergency curtailment (supply constraints)
Economic curtailment (high price)
Staged restoration during interruption anomaly
Prepayment services
Credit & collection service limiting
Customer side load sensing
– Possible theft detection following switch
opening
– Possible customer owned generation
following switch opening
Contract demand
Planned outage safety mechanism
– Proactively activate switch in affected area
to ensure no load side voltage
Target AMI Phase I
capability set
Commercially available &
deployed (>1,000 units),
current limiting, voltage
sensing, 200 Amp,
integrated device
1
5.
A-H
4.
B, C, D, E, F, G, H
3.
C, D, E, F, G, H
2.
D, E, F, G, H
1.
E, F, G, H
0.
© Copyright 2006, Southern California Edison
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Disconnect
Collared Solution
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Conceptual Architecture Refinement & Level Setting
AMI USE CASES, REQUIREMENTS, COST/BENFITS &
VENDOR ASSESSMENTS
Initial distilled set
of prioritized
requirements
Vendor Assessments
RFI responses and
interview results
Map requirements
to components
Rank vendors on
capability hierarchies
Refine conceptual
models to match
vendor capabilities
Screen vendors
AMI Roadmap
Short-list of vendors coupled with a clear
conceptual AMI architecture
© Copyright 2006, Southern California Edison
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Technology Capability Maturity
Metering Scales
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Metering - Disconnect
Value to SCE
 Customer moves
 Prepayment
 Emergency / economic curtailment
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 Credit & collections service limiting
 Contract demand
 Planned outage safety
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Metering - Configurability and Programmability
Value to SCE
 Prepayment
 Configurable Intervals & Tariffs
 Non-usage messaging to customer
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 Security management
 Contract meter reading
 Upgrades & flexibility in the future
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Metering - Serviceability / Diagnostics Definition
Value to SCE
 Self-tests & remote troubleshooting
 Tamper & theft detection
 Predictive maintenance
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 Outage detection
 Contract demand
 Message receipt validation (DR)
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Metering - Power Quality Definition
Value to SCE
 Network optimization based on
 Voltage RMS variation detection
 Harmonic distortion detection
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 Detect impact of DG on network
 Cap Bank control for optimization
 Monitor feeder reconfig after a fault
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Metering - Memory Definition
Value to SCE
 Reliable remote meter reading
 Event logging support
 Complex tariff support (prepay, etc.)
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 Support for multiple channels
 Power quality monitoring
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Metering - Reliability Definition
Value to SCE
 Maintenance improvements
 Predictive maintenance
 Longer meter life improves total cost of ownership
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Metering - Interoperability Definition
Value to SCE
 AMI performance optimization
 Risk mitigation against technology
obsolescence
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 Lower total cost of ownership
 Contract meter reading
 Enable third parties to use AMI
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Metering - Display Definition
Value to SCE
 Customer Interface for:
 Prepayment
 Emergency / economic DR
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 Messages to the customer
 Price response
 Over-ride functions for DR
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Metering - Security Definition
Value to SCE
 Security management
 Tamper & theft detection
 Remote Disconnect
© Copyright 2006, Southern California Edison
 Demand Response
 Distribution automation
 All other command & control
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Metering - Tamper / Theft Detection Definition
Value to SCE
 Revenue protection
 Safety
 Security management
© Copyright 2006, Southern California Edison
 Distributed Generation detection
 Prepayment
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