ENERGY STAR Update on Computer Revisions and Comment Summary

Epa Energy Star

Description

®ENERGY STAR UpdateSummary of Comments on Preliminary Draft V4.0 Computer SpecificationAndrew Fanara, [e-mail]1EPA Goals and Expectations• Address power management issues and retain the requirement within the specification– Recognition that savings are user dependent and will take time to resolve and implement• Continue with existing specification revisions to address active, sleep, standby energy use• Finalize Tier I requirements by the end of 2005 and develop a roadmap for Tier II• Short Term Goal: specification that recognizes products that are energy-efficient in all modes of operation• Long Term Goal: determine whole machine performance approach and address both small and large servers2Computer and Monitor Energy Use More than Half of All Office and Telecom Equipment Energy UseSource: Kurt Roth et. al, Energy Consumption by Office and Telecommunications Equipment in Commercial 3Buildings; Volume 1: Energy Consumption Baseline, Arthur D Little, Jan. 2002.ASHRAE Analysis Confirms Significance of Plug Loads Especially in Highly Efficient BuildingsPlug loads are 10% (cold climates) to 30% (mild climates) of total energy use in efficient buildings 4If ENERGY STAR Specs Not Stringent Enough Procurement Organizations Set Tighter OnesGreen ProcurementENERGY STARMandatory StandardsWhole Marketfraction of models covered5Specification stringencyInternational Support• Partner countries support:– Continued target ...

Informations

• Publié par: Lalip
• Nombre de lectures: 16
• Langue: English

Extrait

ENERGY

STAR ®

Update

Summary of Comme r n   t S s  p on  if P i r c e a l t i i m o i n nary Draft  V4.0 Compute ec

Andrew Fanara, EPA [e-mail]

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EPA Goals and Expectations • Address power management issues and retain the requirement within the specification –Recognition that savings ae r  ed uespendent and will take tim to resolve and implement • Continue with existing specification revisions to ad active, sleep, standby energy use • Finalize Tier I requirements by the end of 2005 an develop a roadmap for Tier II •Short Term G:o aslpecification that recognizes produc that are energy-efficient in all modes of operation •Long Term G:o adletermine whole machine performa approach and address both small and large server 2

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Computer and Monitor Energy Use More than Half of All Office and Telecom Equipment Energy Use

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ASHRAE Analysis Confirms Significance of Plug Loads Especially in Highly Efficient Buildings

Plug loads are 10% (cold climates) to 30% (mild climates) of total energy use in efficient buildings

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If ENERGY STAR Specs Not Stringent Enough Procurement Organizations Set Tighter Ones

Green Procurement

ENERGY STAR

Mandatory Standards

Whole Market

fraction of models covered

5

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Partner countries support:

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– Consideration of different voltage/freq configurations for ENERGY STAR qualif

– Continued target of top 25% of market

– Finalization of specification by end

International Support

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Stakeholder Comments

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Key Comment Areas

Definitions

Sleep and Standby Requirements

Power Supply Efficiency Requirements

Idle Mode Requirements

Product Labeling

Elimination of Grandfathering

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EPA Preliminary Respo:nse

Commen:ts

Definitions 

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Sleep Mode Requirements Comments • Proposed 5 W limit unrealistic for workstations • Tiered or sliding scale approach should be conside EPA Preliminary Respo:nse • EPA is open to exploring a sliding scale. The follow needs to occur: – Workstations need to be further defined and differentia desktops – Performance data needs to be collected and reviewed 10

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Standby Mode Requirements Comments • Standby mode of 0.5 W too low for notebooks • Harmonize with CEC, Australia, New Zealand (1/20 • Tiered or sliding scale a oach should be conside for workstations  ppr EPA Preliminary Respo:nse o os NERGY ST • T S i t e a r n  I d I  b E y P   S m  s o p d e e c  i i s fi  i c n a   t l i i o n n e with prped E s e – p A o no w t e h r e  s r  u o p p p t l i y o   n r   e is q   u t i o r   e si m m e p n l t y use EPS no loadpcificatio • EPA is open to a slid scale for wo can be produced and in  r g e   viewed rkstations if da 11

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