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Energy Efficiency Rebates & Sustainable IT

Sustainable IT MeetingJanuary 19, 2012

Joyce Dickerson, Sustainable IT

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Energy Incentive Programs - External

Commercial Advantage Program

• Your business must receive electric service from the CPAU.

• In order to receive a rebate, your application must be accepted before purchasing your equipment.

• Each commercial customer is limited to a maximum rebate from the Commercial Advantage program of $100,000 per CPAU fiscal year (July 1 - June 30).

http://www.cityofpaloalto.org/news/displaynews.asp?NewsID=471&targetid=139

Customized Retrofit Program

• You must be a PG&E customer.• You must submit a project application.• PG&E must inspect and approve the

project prior to the removal of the existing equipment/systems and the installation of new equipment/systems.

• PG&E finalizes the incentive amounts after completing project approval. The actual incentive amount may vary from the submitted amount.

http://www.pge.com/mybusiness/energysavingsrebates/rebatesincentives/ief/

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Energy Incentive Programs - Stanford

Energy Retrofit Program (ERP) Family

ERP Custom

• You must be a Stanford Utilities customer.

• You must submit a project application.

• Stanford must inspect and approve the project prior to the removal of the existing equipment/systems and the installation of new equipment/systems.

• IT Examples: Strip-curtains

ERP Express

• Simplified version of ERP Custom

• You must be a Stanford Utilities customer.

• You must submit invoices and disposal documents

• No pre/post measurement needed

• IT Examples: Server virtualization, desktop virtualization, UPS replacement

ERP Capital

• Capital Improvement Projects

• Money received up front

• Require Form 1

• IT Examples: Server Room Energy Retrofit, Projects >$50,000

http://lbre.stanford.edu/sem/energy_retrofit_program

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ERP Custom - Guidelines

Boundaries

• Buildings must be served by Stanford utilities

• Energy saving projects/components ONLY

• Does not cover maintenance/repairs

Financial

• < $50,000• Requires 5 year

payback• > 5 yr allowed with

cost sharing• First come, first

served• Annual budget

funded through rates ($700K for FY12)

• Rebate is cost capped

Accounting/Process

• Works like rebate• Groups fund the

project• ERP comes at back

end through journal transfer

• Yearly disbursement• Submit invoices for

journal before fiscal year close

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ERP Custom - Flow Chart

ERP Custom FlowchartIdentif

y/Scope

/Apply

• Departments identify projects; calculate savings and payback

• Submit funding request to ERP program manager

Get appro

val

• ERP program manager reviews requests, savings and priorities

• Email ERP $$ committed, assign project #, add to tracking

Execute/ get rebate

• Project managers get bids, manage cost, schedule• Schedule post inspection, submit invoices, get rebate

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ERP Express - Details

ERP Express for Offices• administered by Office of Sustainability• measures- smart strip, vending miser, timer• http://sustainable.stanford.edu/energy_initiatives

ERP Express for Labs• administered by FEM (jointly funded by SoM)• measures- ULT freezer, room temperature storage material• http://lbre.stanford.edu/sem/energy_conservation

ERP Express for IT• administered by FEM with Sustainable IT• measures- server & desktop virtualization, UPS

replacement• sustainable.stanford.edu/vmware • Sustainableit.stanford.edu

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ERP Capital - Guidelines

Boundaries

• Buildings must be served by Stanford utilities

• Energy saving projects

• Capital projects that will be amortized

• Projects may span more than one year

Financial

• $500K CUP allocation for FY12

• Payback analysis for first cut (< useful life of equipment)

• Meet internal rate of return > 9.3%

• First come first served

• Funding is cost capped

Accounting/Process

• Groups can get $$ as additional funding source

• project can create a new “FORM 1”

• Groups can request for part funding up-to committed amount

• Submit progress, % complete, status

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ERP Project Categories

Lighting examples•Group re lamping and re ballasting•Lighting fixture retrofit•Occupancy sensors•De lamping

HVAC and Process loads examples•VFD and smart controls•CAV to VAV•Motors, economizers, OSA•Demand controlled ventilation•Data Center & Server Room air flow management

Plug loads and Sustainable IT•ERP Express for IT- server virtualization, UPS replacement, desktop virtualization•ERP Express for offices- smart strips, timers, power management

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ERP FY11 Completed Projects - Sustainable IT

Lighting• Forsythe lighting retrofit – retrofit old T8 lighting fixtures to indirect T8

Server Virtualization• ERP Express for IT- IT Services replaced old servers by installing a virtualized

environment. • ERP Express for IT – AS replaced old servers by installing a virtualized environment

Plug load/Desktops• ERP Express for Offices- smart strips, timers under Building Level Sustainability

Program (BLSP) - “Caretakers Go Green”

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Project 1 – IT Services Server Virtualization

Project: Built virtual environment consisting of 6 servers. Removed 67 physical servers which were converted to virtual.

TotalTotal Cost of Project 93,731$ (Hardware, Software)

Rate/svrNumber Servers Removed 67 650$ 43,550$ Number Servers Added 6 (1,957)$ (11,742)$

ERP Rebate Amount 31,808$

Less ERP Rebate (31,808)$ Less PG&E Rebate (2,998)$

Net Cost of Project (36,113)$

Annual Energy Savings kWh 99,207 Rate/kWh: 0.1095$ 10,863$

Payback in Years (3.32)

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Project 2 – AS Server Virtualization

Project: Built virtual environment consisting of 10 servers. Removed 33 physical servers which were converted to virtual.

Standard calcs were significantly less than calculated method

Infrastructure supports significantly more VMs then P2V

Most P2V expected this year – these numbers will grow

Not relevant since incomplete

TotalTotal Cost of Project 254,833$ (Hardware)

Number Servers Removed 33 650$ 21,450$ Number Servers Added 10 (1,957)$ (19,570)$

ERP Rebate Amount 1,880$

Calculated Rebate Amount 33,131$

Net Cost of Project 221,703$

Annual Energy Savings kWh 114,441 Rate/kWh: 0.1095$ 12,531$

Payback in Years 17.69

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Project 3 – Gates Server Room (in process)

Project: Energy Retrofit of Gates Server Room

• installing VFDs on 4 CRAH units

• adding containment curtains & panels

• adding HVAC controls

• Will complete as first ERP Capital Project

Total Cost of ProjectEffi cient Motors, VFDs &Controls 37,898$ Shop support, worksite prrp 2,500$ Curtains and Blanking Panels 5,077$ EMCS support and programming 2,500$ Misc control modules 2,000$ Contingency, SIP & Other Costs 4,933$

54,908$

Estimated Annual Savings (PG&E)Estimated PG&E Incentive (11,814)$ Net Cost of Project to Stanford 43,094$

Est. kWh/year Savings 116,4890.1095$ Est. Utiltiy Savings/year 12,756$

Estimated ERP Rebate FundsBased on 5-years savings 63,778$

Net Cost of Project to Dept -$

Payback in Years, to Dept NAPayback in Years, based on NC2S 3.4

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Project 4 – Servers for Sponsored Research (in process)

Project: Develop Incentive Funds to encourage Servers to be moved to most energy efficient space – Sponsored Research Only

Current Conditions SRCF 1 Savings to Stanford SRCF Fee0.1095$ 1.3 5 2,500$

RoomTotal KW

Est. PUE

Est. Annual Utility Cost

Est. Annual Utility

Cost/Rack Est. PUE

Est. Annual Utility Cost

Est. Annual Utility

Cost/Rack

Est. Annual Utility Cost

Savings, Total

Est. Annual Energy Savings (kWh)

Est. Max ERP

Incentive Funds

Est. Annual Utility Cost

Savings/Rack

Annual Cost

Clark Center, East Wing 40 2.0 76,738$ 19,184$ 1.30 49,879$ 12,470$ (26,858)$ (245,280) (134,291)$ (6,715)$ 10,000$ Clark Center, South Wing 98 2.0 188,007$ 13,429$ 1.30 122,205$ 8,729$ (65,802)$ (600,936) (329,012)$ (4,700)$ 35,000$

CTR 360 1.2 414,383$ 34,532$ 1.30 448,915$ 37,410$ 34,532$ 315,360 172,660$ 2,878$ 30,000$

MERL 256 1.2 294,672$ 18,417$ 1.30 319,228$ 19,952$ 24,556$ 224,256 122,780$ 1,535$ 40,000$

CEES 96 1.5 138,128$ 23,021$ 1.30 119,711$ 19,952$ (18,417)$ (168,192) (92,085)$ (3,070)$ 15,000$

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Project 5 – UPS for Earth Sciences

Project: Purchase New UPS for installation of Mass Spectrometer

Eaton Mitsubishi GECapacity 30 kVA / 27 KW 30 kVA / 27 KW 30 kVA / 24 KW

Model Powerware 9355 DP 1100 LP 33

Warranty 12 Months 24 Months 12 Months

Dimensions 19.4"W x 34.1"D x

63"H 19"W x 27"D x

55.1"H 23.6"W x 29.6"D x

71.7"H Weight (lbs) 1,160 380 772

Effi ciency at 50% not listed 92.6% not listedEffi ciency at 80% 90.0% 92.6% 90.0%

Effi ciency at 100% 88% - 91% 92.3% 88% - 91%

Full Load Heat Rejection 9,220 8,000 8,874

Est Annual Energy Saving:Operating at 80% (kWh) - (5,903) -

HVAC Savings (Tons) - 1.02 -

Cost SavingsFrom Electricity -$ (646)$ -$

From HVAC -$ (344)$ -$ Annual Utiltiy Savings -$ (990)$ -$

UPS Price Less than Eaton

Contractor spec’d Eaton

Main concern was space

Sustainable IT Suggested Mitsubishi

Mitsubishi DP 1100 was:- Smaller- More energy efficient- Lighter- Less Expensive

- No ERP funds since efficient choice was lowest cost

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Project 6 – UPS for IT Services

Project: Replace aging 500 KVA UPS with Energy Efficient 500 KVA model

UPS2 Current Liebert Mitsubishi GEkVA 500 500 500kW 450 450 500

Model Series 600 NXL 9900B# Years Warranty 1 3

BatteriesNew 10-year VRLA

batteries in cabinets

New VRLA batteries in cabinets, with

monitoring

Battery Minutes 10 10 10Power Factor 1.0

Est Annual Energy Saving:50% 5,354$ 25,978$ --

100% 8,584$ 29,208$ --HVAC Savings -- -- 20,630$ --

Effi ciency at 50% -- 97.0% 98.5%Effi ciency at 80% -- 91.0% 97.0% 98.9%

Effi ciency at 100% -- 91.3% 97.0%

Est Annual Saving, Eco Mode:50% 11,312$ NA 10,391$

100% 22,854$ NA 20,117$ HVAC Savings -- -- NA 5,044$

UPS Price 182,365$ Battery Price 233,035$

BatteryMonitoring 156$ Total Price 415,556$ 136,890$ 128,000$

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Project 6 – UPS for IT Services – Payback Analysis

Current Liebert Mitsubishi GE

Total Cost 415,556$ 136,890$ 128,000$ Annual Savings 11,312$ 46,608$ 15,435$

Annual kWh Savings 106,818 440,113 145,751

Payback Years: 36.7 2.9 8.3

Estimated ERP Funds (5-years savings): 56,560$ 233,040$ 77,175$

Net Cost to IT Services: 358,996$ -$ 50,825$

Mitsubishi 9900B recommended May be additional construction costs, but have $233,000 available for

installation of $136,000 UPS Price Quote from ProPower Able to replace UPS without interrupting power to facility

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Rebate & Incentive Programs

Stanford ERP PG&E Palo Alto Utilities

Server Virtualization

ERP Express No Longer Available

Commercial Advantage Program ($215/server, net)

Desktop Virtualization

ERP Express Customized Retrofit Program

?

UPS Replacement

ERP Express Customized Retrofit Program

Commercial Advantage Program

Server Room Energy Retrofit

Custom ERP Customized Retrofit Program

?

Server Room Relocation

Custom ERP Not Available ?

New Construction

Not Available Savings by Design

?

Sustainableit.stanford.edu

Joyce Dickerson -- jdickerson@stanford.edu

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Updated Sustainable IT Website

Sustainableit.stanford.edu