Transcript Lighting Controls Workshop Presentation

TDV Workshop
Overview
Douglas Mahone, Partner
The HESCHONG MAHONE GROUP
for
Pacific Gas & Electric Co.
Codes & Standards Program
CASE Initiative Project
Copyrighted © 2000 PG&E All Rights Reserved
Agenda

10:00 - 10:30 Overview - Mahone
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10:30 - 11:30 Economics - Price & Horii
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11:30 - 12:15 Nonres. HVAC - Eley & Karels
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12:15 - 12:45 Lunch
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12:45 - 1:30
Residential HVAC - Wilcox

1:30 - 2:30
Energy Analysis Results - McHugh

2:30 - 3:00
Next steps - Mahone
CASE Initiative Project
Copyrighted © 2000 PG&E All Rights Reserved
Goals of TDV Project

New basis for Title 24 standards
• Abandon old, flat energy valuation
• Recognize and credit time dependent valuation
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Update compliance methods
• New computer analysis methods
• More accurate performance by time of use

Encourage better utilization of utility system
• Signals to building designers
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
Retain current stringency of Stds.
Recognize environmental factors
CASE Initiative Project
Copyrighted © 2000 PG&E All Rights Reserved
Who’s Behind TDV Project?

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CEC & PG&E jointly funded initial study
PG&E Codes & Standards Program
funding current work
Consultant team:
• HMG - overall coordination, development of
prototype tools
• E3 - Economics methodology
• Eley - Nonresidential HVAC and related
• BSG - Residential methods and attic/duct
models

Additional support from SCE
CASE Initiative Project
Copyrighted © 2000 PG&E All Rights Reserved
What We’ve Done

Homework on economics & engineering

Developed proposed TDV method
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Developed improved modeling methods
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Developed prototype compliance tools

Explored implications on compliance

Began process of involving stakeholders
CASE Initiative Project
Copyrighted © 2000 PG&E All Rights Reserved
Where We’re Headed

Demonstrate TDV method and its effects
on Title 24 Standards

Seek CEC adoption of the method for use
in 2004 round of Standards

Apply TDV method to CEC economics
analysis of measures

Develop supporting tools and documents
CASE Initiative Project
Copyrighted © 2000 PG&E All Rights Reserved
Known Issues

Fairness to competing fuels
• Natural gas vs. propane
• Electricity vs. natural gas
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Reliability of forecasts

Gradual vs. revolutionary change to Stds.

Explaining complexity to decisionmakers
• Policy choices embedded in the TDV method
• Are the right signals being sent to designers?
• Are the benefits worth the trouble?
CASE Initiative Project
Copyrighted © 2000 PG&E All Rights Reserved
What We Need Next

Feedback from stakeholders
• Does TDV do what we want?
• Is anybody treated unfairly?
• Further questions to answer?

Peer review on technical work
• Is it correct and repeatable?
• Can it be improved?

Support for moving forward
• CEC staff & commissioner buy-in
• Other stakeholders assistance in advocacy
CASE Initiative Project
Copyrighted © 2000 PG&E All Rights Reserved
Comments/Suggestions


Gary Fernstrom, PG&E
(415) 973-6054
[email protected]
Douglas Mahone, HMG
(916) 962-7001
[email protected]
CASE Initiative Project
Copyrighted © 2000 PG&E All Rights Reserved