How$to$tackle$your$energy$$

costs$and$CO2$emission$by$$

working$with$Energy$Performance$Contract?$

$

A$case$study.$

Rudi$Heymans$

Head$of$Sales$Building$Technologies$

Siemens$

No$environmental$awareness$without$$economic$interests$$

Page 3 Zzz…

Facts$about$buildings$&$industry$

Energy(accounts(for(40%(of(the(building(opera9on(cost**(

*InternaHonal$Energy$AssociaHon,$auf$weltweiter$Basis,$im$Jahr$2002$/$**$Dena$Congress,$Berlin,$2008$/$***$„Global$Mapping$of$Greenhouse$Gas$Abatement$OpportuniHes$up$to$2030”,$Building$Sector$deep$

dive,$June$2007,$VaWenfall$AB,$basiert$auf$InformaHon$von$IEA,$2002,$%$der$weltweiten$Treibhausgasemissionen;$Total$40$Gt$CO2e$$

~50%(of(the(global(green(house(gas(emissions***(~70%(of(the(world(energy(consump9on*(

Mobility(

28%( Buildings(

41%(

Industry(

31%(

Forrestry(

Agriculture$Waste$

Buildings$(Electricity)$

Industry(electricity)$$(Industry$

(Primary$energy)$

Mobility/TransportaHon$

Buildings$(Primary$energy)$

22(

14( %(

18(14(

8(

13(

11(

80%(20%(

Years( 1(H(2( 2(H(5( 20(H(40( 0(H(1(

Design(/(Build( Operate(&(maintain,(renovate(&(revitalize( Deconstr.(

Cost(

Siemens$–$OrganisaHon$&$SoluHons$

(

Industry(

(

Energy(

(

Healthcare(

(

Infrastructure((

&((

Ci9es(

Infrastructure((

&((

Ci9es(

(

Rail(Systems(

Mobility(and(

Logis9cs(

Low(and(

Medium(Voltage(

Smart(Grid(

Building(

Technologies(

Optimize

Comfort &

Maximize

Efficiency

The$mission$for$smart$energy$efficiency$

Op9mize(

Comfort(

Maximize(

Efficiency(

The$path$towards$opHmized$comfort$&$maximized$efficiency$–$the$steps$

maximized(

efficiency(&(

op9mized(

comfort(

Transparency$

•  Measurement$

•  VerificaHon$

•  ReporHng$

1(

OpHmizaHon$

•  OpHmized$control$

•  Demand$driven$control$

•  Setpoint$shicing$

•  InteracHon$btw.$disciplines$

2(

ModernizaHon$

•  Change$plant$

equipment$

•  Replace$chiller$

•  Install$combined$

heat&power$(CHP)$$

3(

Financing$

4(

•  Guaranteed$savings/

producHon$

•  Leasing$

•  Off$balance,$on$balance$

financing$soluHons$

The$path$towards$opHmized$comfort$&$maximized$efficiency$–$the$process$

Preliminary((

analysis(

Detailed(

analysis(Implementa9on( Guarantee(phase(

Building(Owner(/(Operator(

Siemens(

LeWer$of$understanding$ LeWer$of$intent$ Contract$closure$

$

$

Planning,$installaHon,$

project$management$

Energy$saving$guarantee$

measurement,$$

verificaHon,$service$Preliminary$study$ Detailed$study$

Change$of$usage,$

consumpHon,$accounHng$

The$path$towards$opHmized$comfort$&$maximized$efficiency$–$the$case$

Preliminary((

analysis(

LeWer$of$understanding$

Preliminary$study$

! $MulHisite$industrial$customer$with$$

$$$administraHve$buildings$and$energy$$

$$$consuming$producHon$process$delivering$$

$$$energy$efficient$&$energy$producing$products$

! $MulHnaHonal:$>$10$countries$

! $Different$producHon$sites$

! $Turnover:$$>150$Mio$€$

! $People$employed:$>$400$

! $Environment$friendly$policy$

The$path$towards$opHmized$comfort$&$maximized$efficiency$–$first$steps$

Preliminary((

analysis(

Detailed(

analysis(

LeWer$of$

understanding$LeWer$of$intent$

Preliminary$

study$Detailed$study$

! $Preliminary$analysis$

! $Detailed$analysis$

! $Measurement$

! $DefiniHon$&$SelecHon$of$Facility$Improvement$Measures$(FIMs)$

! $Involvement$of$customer$management$on$all$levels$

! $DefiniHon$of$boundary$condiHons$(<$6$years$payback)$! $ProducHon$related$info$/$energy$consumpHon$related$info$

$

The$path$towards$opHmized$comfort$&$maximized$efficiency$–$the$FIMs$

$ $1.$Hydraulic$opHmizaHon$project$

$ $ $Gas$savings$due$to$boiler$shutdown$

$ $ $Gas$savings$temperature$lowering$during$noniproducHon$hours$$$$$$ $$ $(night/weekend)$

$ $ $Electrical$savings$$

$2.$CogeneraHon$project$

$ $ $Savings$due$to$gas$cogen$installaHon$

$ $ $ $*$process$(elec.,$preiheaHng)$

$ $ $ $*$building$heaHng$,$showers$

$ $ $Power$Peak$shaving$i$savings$

$3.$Replace$electrical$boiler$by$gas$fired$boiler$$

$ $$$project$

$$$$$$$$$$$$$Electrical$savings$

Complex$Energy$Performance$Contract$in$an$

Industrial$Environment$with$admin.$buildings$

The$path$towards$opHmized$comfort$&$maximized$efficiency$–$the$implementaHon$

Implementa9on(Guarantee(

phase(

Contract$closure$

$

$

Planning,$

installaHon,$

project$

management$

Energy$saving/

producHon$

guarantee$

measurement,$$

verificaHon,$service$

Change$of$usage,$

consumpHon,$

accounHng$

$$$$$$$$1.$Hydraulic$opHmizaHon$project$

$

$ $Collector$replacement$

$ $Sensors,$repl.$of$pumps,$frequency$driven$ $

$$$$$$$$$$pumps$

$ $RegulaHon$–$automaHsaHon$

$ $Metering$

$

$2.$CogeneraHon$project$

$

$ $InstallaHon$of$Cogen$

$ $Hydraulic$&$electrical$connecHon$

$ $InstallaHon$of$heat$exchanger$on$exhaust$

$ $InstallaHon$of$new$hydraulic$circuit$with$heat$

$ $exchangers$(heaHng$buildings)$

$ $Metering$

$

$3.$Replace$electrical$boiler$by$gas$fired$boiler$ $$

$ $project$

$ $ $$

The$path$towards$opHmized$comfort$&$maximized$efficiency$i$subsidies$

Use$the$warmth$(low$caloric)$from$the$

cogen$to$generate$cooling$for$the$

cooling$process$trough$an$absorpHon$

cooling$machine$(triigeneraHon)$

Use$the$warmth$to$warm$up$the$

producHon$halls$by$aërotherm$$

The$path$towards$opHmized$comfort$&$maximized$efficiency$–$Measurement$&$VerificaHon$

1.  Savings$Cogen$"$guarantee$of$efficiency$by$measuring$all$Energy$Flows$realHme$(Gas$input,$Electricity$producHon$,$LT$Heat,$HT$Heat)$–$EMCitool$(Socware$as$a$Service)$–$Baseline$–$Metering$(IPMVPibased)$

2.  Replace$electrical$boiler$by$gas$fired$boiler$"$Baseline$i$Electrical$meter$$

3.  Night$and$Weekend$temperature$lowering$"$CalculaHon$$

4.  Boiler$Shutdown$"$CalculaHon$

5.  Savings$Building$Heat$"$Baseline$i$Metering$

6.  Savings$Power$Peak$"$Electricity$Invoice$

Guarantee(phase(

Energy$saving$guarantee$

measurement,$$

verificaHon,$service$

Change$of$usage,$

consumpHon,$

accounHng$

The$path$towards$opHmized$comfort$&$maximized$efficiency$–$The$project$in$figures$

•  Investment$(Capex) $ $ $$$$$$$$$$$$$$$$$$$$$$$$$$$~$2$Mio$€$

$$$$$Maintenance$&$Followiup/OpHmizaHon$(Opex)$

•  Savings$PotenHal$without$Subsidies $ $$$$$>$250$K€$/$year$

•  Savings$PotenHal$with$Subsidies $ $ $$$$$>$350$K€/year$

•  Net$Cash$Balance$acer$10yrs $ $ $ $$$$1.5$Mio$€$

•  CO2$saving$potenHal $ $ $ $ $ $$$$Approx.$2000$tons/yearly$

The$path$towards$opHmized$comfort$&$maximized$efficiency$–$Cash$flow$of$project$

$i2.500.000,00$$

$i2.000.000,00$$

$i1.500.000,00$$

$i1.000.000,00$$

$i500.000,00$$

$i$$$$

$500.000,00$$

$1.000.000,00$$

$1.500.000,00$$

Q1$Q2$Q3$Q4$Q1$Q2$Q3$Q4$Q1$Q2$Q3$Q4$Q1$Q2$Q3$Q4$Q1$Q2$Q3$Q4$Q1$Q2$Q3$Q4$Q1$Q2$Q3$Q4$Q1$Q2$Q3$Q4$Q1$Q2$Q3$Q4$Q1$Q2$Q3$Q4$

2015$ 2016$ 2017$ 2018$ 2019$ 2020$ 2021$ 2022$ 2023$ 2024$

Cumulated$Cash$iniout$

Cash$out/in$periodic$

Remote$followiup$and$opHmizaHon,$

Intelligent$Building$OperaHon$Center$(IBOC)$

!  Enables$webibased/remote$connecHon$to$

the$building$automaHon$management$

system$

!  Consists$of$reacHve$(hotline)$&$proacHve$

desk.$

!  Follow$up$of$energy$producHon$and$

guarantee$

!  Allows$follow$up$of$comfort$installaHon$

and$cost$effecHve$implementaHon$of$

opHmizaHon$measures.$

!  $$$Access$to$highly$skilled$energy$engineers$$$$(informaHon/reporHng)$$$$$$$$$

$$$$$$$

Thank(you(for(your(a\en9on.(