Chapter 1: Why A Deep Energy Retrofit?

Embed Size (px)

Citation preview

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    1/16

    TBF LZFFEFD BKVQF FGGFAT

    @FGG \CMQKEZ F E K W H T C E L S K V Z B K I F \ C T B

    H D F F ^ F E F Z L S Z F T Z K G C T

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    2/16

    8

    Abhptfr Kef

    \BS H DFF^ FEFZLSZFTZKGCT;

    TBFDHSIS KMDFZDHVLBTFZ TVZEFD TBZFF, ISGHICMSHED

    C ikvfd cetk h 834>s Ahpf Akdstymf oct bkif ce h sihmm akmmflf

    tkwe ce skutbfhstfre Kbck. \f wfrf efw tk tbf hrfh, hed kur ikvf

    cetk tkwe whs h prfaurskr tk h mkel-tfri pmhe tk fvfetuhmmy jucmd

    kur drfhi bkif ce tbf akuetryscdf efhrjy. Tbf pmhe whs tk x up

    h bkusf ce tkwe hed sfmm ct h akupmf kg yfhrs mhtfr. Tbfe wfd juy

    harfhlf h gfw icmfs kut ce tbf akuetry, jucmd h jrhed-efw, lrffe

    bkusf, hed mcvf he fak-grcfedmy mcgfstymf ce tbf rkmmcel bcmms kg Hp-

    phmhabch. Hs pmhes lk, ct sffifd mcof h lkkd kef tk us.

    Tbf phcet akmkr sabfif ce tbf -yfhr-kmd bkusf whs, cefxpmc-

    ahjmy, dumm phmf lrhy whmms wctb dcely jmuf-lrhy trci. \f mkvcelmyahmmfd ct tbf Dhs Jkkt akmkr sabfif, hgtfr tbf bfhrtjrfhocel ikvcf

    hjkut h dkkifd Lfrihe V-Jkht ce \krmd \hr CC. ^rfvckus kwefrs

    bhd trcfd tk spruaf ct up jy phcetcel tbf trci ce tbf ocds jfdrkki

    jrclbt pceo. Dhs Jkkt iffts Bfmmk Octty. Qkif prckr rfekvh-

    tckes bhd jffe dkef pkkrmy, akiprkicscel tbf struaturhm cetflrcty

    kg kkrs hed whmms. Tbf htthabfd lhrhlf whs sthrtcel tk ghmm dkwe,

    jut C whs bkpfgum tbht ct wkumd bhel ke gkr h gfw ikrf yfhrs. \ctb

    iy akestruatcke socmms hed kur `kcet dk-ct-ykursfmg fxpfrcfeaf, C

    hssurfd iy wcgf, Qbfrrc, wfd bhvf ek prkjmfi ihocel tbcs bkusf hbkif. Ct whs hmm stu wf akumd bhedmf.

    \f sft hjkut ihocel kur xfr-uppfr jfhutcgum. \f tkrf kut

    cetfrckr whmms tk kpfe up tbf kkr pmhe, akipmftfmy rfekvhtfd tbf

    octabfe hed jhtbrkki, hed xfd dhihlfd pmhstfr. \f ahusfd h jct

    kg h stcr ce tbf efclbjkrbkkd wbfe wf lhvf tbf Icdwfstfre-wbctf

    fxtfrckr h jhsca ghafmcgt wctb h akht kg pfrcwceomf jmuf phcet. \f

    jucmt he kutdkkr mcvcel sphaf wctb h dfao, sarffefd pkrab, pfrlkmh,

    hed kutdkkr octabfe, akipmftf wctb h jrcao jrfhd kvfe wf jucmt

    kursfmvfs. Hed tbht whs tbf ofy0 wctb kur socmms hed kur swfht fq-ucty wf wfrf ihocel kur mcttmf bkusf he hppfhmcel pmhaf tk mcvf wctb

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    3/16

    TBF LZFFEFD BKVQF FGGFAT

    :

    mcttmf ikefthry cevfstifet. \f fijkdcfd tbf cp tbcs bkusf ftbca

    kg tbf tcifs. Abhrlf ce, ihof ct mkko lrfht, ture h prkt, hed ikvf

    ke tk lrffefr phsturfs. \f oefw tbf bkusf bhd dffpfr prkjmfis

    mcof h mfhoy sbfmm hed bclb fefrly jcmms, jut tbhts wbht yku lft wbfe

    yku juy he kmd bkusf, rclbt;

    Jfhuty Sfs, Akigkrt Ek

    Ct whset mkel, tbkulb, jfgkrf wf rfhmczfd tbht tbf hfstbftca ci-

    prkvfifets wf bhd ihdf wfrfet rfhmmy fekulb. Durcel kur rst

    wcetfr, wf dcsakvfrfd tbht tbf bkusf whs akmd hed drhgty, dfspctf

    $:6>+ pfr iketb lhs jcmms tk bfht h ifhsmy 8,>>> squhrf gfft. H efw

    octabfe whs ecaf, jut ct whset offpcel us whri ke grksty wcetfr

    eclbts. Ce luttcel tbf octabfe jfgkrf wf rfjucmt ct, C mfhrefd tbht

    tbf bkusf bhd ek cesumhtcke ce tbf whmms. Tbhts wbfe wf dfacdfd

    tk spfed h akupmf kg tbkushed juaos tk bhvf h aketrhatkr jmkw

    afmmumksf cesumhtcke cetk tbf fipty whmm ahvctcfs hed httca. \bcmf

    afmmumksf cs h lrfht cesumhtkr, ct bhs ek hcr sfhmcel hjcmcty ke cts kwe.

    \f ahumofd lhps wbfrf wf akumd ed tbfi hed wfhtbfrczfd wbht-

    fvfr fmsf wf akumd ed. Kvfr tbf akursf kg wcetfr euijfr twk, kur

    fefrly aksts drkppfdhjkut 8> pfrafet.

    Fvfe wctb tbf efw cesumhtcke, tbf bkusf whs stcmm ueakigkrt-hjmf tk mcvf ce ikst kg tbf tcif. Tbf hcr akedctckefr strullmfd tk offp

    tbf bkusf phsshjmy akkm ce tbf suiifr, hed tbf gurehaf akumdet

    quctf ihof up gkr hmm tbf akmd spkts ce tbf bkusf durcel tbf wce-

    tfr. C swfhtfd iy why tbrkulb tbf mkel suiifr dhys, hed Qbfrrc

    sbcvfrfd bfr why tbrkulb tbf sbkrt wcetfr kefs. Tbf upsthcrs whs

    lfefrhmmy bkt hed tbf dkwesthcrs akmd. Tbf wcedkws wfrf sk mkksf

    ce tbfcr grhifs tbht kutdkkr hcr mfhofd ce, hmkel wctb pmfety kg dust,

    pkmmfe, hed efclbjkrbkkd ekcsf. Tbf jhsca wkkd struaturf kg tbf

    bkusf whs skued, jut tbf sbfmm whs mfhoy hs h scfvf.Tbf jhsfifet whs hektbfr sclecahet prkjmfi. H iusty sifmm

    pfrifhtfd tbf bkusf grki mhtf sprcel tbrkulb fhrmy ghmm. Ke rfture-

    cel grki h suiifr vhahtcke, wf wkumd ed tbcels wfd stkrfd ce

    tbf jhsfifet, hed fvfe tbf ihskery jmkao whmms, spkrtcel h ef

    akhtcel kg ikmd. Qceaf tbf kkr drhces hed suip pct wfrf kpfe tk

    tbf hcr, he kaahsckehm swhipy sifmm wkumd haakiphey tbf ikmdy

    sifmm. H vfrcthjmf pktpkurrc kg dfahy.

    Tbfrf whs rhdke ce tbf jhsfifet, tkk (h bkif cespfatcke jf-

    gkrf wf jkulbt tbf bkusf bhd rfvfhmfd tbcs). Tbf mfvfms wfrf `ustjfmkw tbf tbrfsbkmd wbfrf rhdke ictclhtcke cs sullfstfd jy tbf

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    4/16

    \BS H DFF^ FEFZLS ZFTZKGCT;

    1

    Fevcrkeifethm ^rktfatcke Hlfeay (F^H), jut tbht whs akmd aki-

    gkrt. Ikmdy, swhipy, hedrhdckhatcvfwf wkumd dfectfmy mcict tbf

    hikuet kg tcif hey kg us spfet dkwe tbfrf. Tbf jhsfifet whs kohy

    gkr stkrhlf, jut usfmfss hs h mcvcel hrfh.

    Qtcmm, C lurfd tbht kmd bkusfs hrf `ust mcof tbht. Cg yku whet

    quhmcty, :8st afetury akestruatcke hed cedkkr hcr quhmcty, jucmd h

    efw bkif gkr aryce kut mkud! \f aketceufd akeafetrhtcel ke aurj

    hppfhm, ihocel tbcs mcttmf bkusf mkko lrfht gkr h pktfetchm juyfr.

    Qkke, wfd gkued 7> harfs `ust 86 iceutfs grki tkwe, wctb h vcfw

    kg tbrff akuetcfs, ce vfrdhet, rkmmcel Hpphmhabch. Ct bhd arffos hed

    wkkds hed he kmd jhre. Ct bhd jcrds hed dffr hed juzzcel jffs hed

    hmm kg tbf ktbfr fmfifets kg phstkrhm pkftca sthezhs. \f jflhe ha-

    tcvfmy dfsclecel kur efw akuetry mcgf hed bkif. Tbcels wfrf lkcel

    hmkel hs wf bhd pmheefd.

    Hgtfr juycel tbht mhed ce tbf akuetry, wf jflhe tk ifft tbf

    gkmos wbk wkumd jfakif kur efw efclbjkrs. Qkif wfrf ghrifrs kr

    akmmflf prkgfsskrs kr hrtcsts, jut hmm bhd ihdf tbf ikvf grki tkwe

    tk akuetry tk mcvf h jfttfr hed ikrf pfhafgum mcgf. \bfe wf wkumd

    vcsct grcfeds ce tbf akuetry, ct hmwhys sffifd tbht tbfy bhd tbf lkkd

    mcgf. Tbfcr ocds grkmcaofd ce tbf thmm lrhss, swhi ce mhzy acramfs ce tbf

    icmm pked, hed sbfd ce tbf arffohmm wbcmf tbf lkmdfe sue sheo

    mkw hed tbf iuriurcel skueds kg tbf wkkds arfpt cetk tbf ghd-cel duso (auf tbf cespcrhtckehm skuedtrhao iusca). Tbf lrhss whs,

    cedffd, lrffefr kut tbfrf jfyked tbf acty mcicts. Tbf stkry whs h jct

    dcfrfet, tbkulb, wbfe wf ift up wctb tbksf shif grcfeds ce tkwe.

    Ikst kg tbfi bhd `kjs ce tkwe, sk tbfy akiiutfd ikrecel

    hed fvfecel, hmm wffo mkel. Tbksf wctb ocds ihdf hddctckehm trcps

    tk gfrry tbfcr abcmdrfe tk mfsskes hed hatcvctcfs. Ihey akipmhcefd

    tbht bhvcel tbf sfrfecty kg akuetry mcgf rfqucrfd spfedcel h mkt kg

    tcif ce tbf ahr. Tbht whs tbf rst tcif tbht tbf rfhmcty kg h dhcmy

    akuetry-tk-tkwe akiiutf bhd kaaurrfd tk if. Cd afrthcemy bhvftk wkro, wbftbfr ce akestruatcke kr ht h dfso, hed tbht wkumd ifhe

    drcvcel tk tkwe fhab dhy. \ctb kur sabkkm-hlfd ocds, wfd jf iho-

    cel tbht trcp kgtfe gkr sabkkm, pchek mfsskes, jhsoftjhmm prhatcaf, pmhy

    rfbfhrshms, kr lrkafry sbkppcel. \bht cg tbf ocds whetfd tk sff h

    grcfed kr cg wf whetfd h dceefr kut; Tbht wkumd ifhe ikrf trcps

    tk tkwe ce tbf ahr. Tbf scipmf, lrffe akuetry mcgf suddfemy dcdet

    skued sk scipmf kr sk lrffe.

    Jy tbcs tcif, kur kmdfr dhulbtfr, \cetfr, bhd sthrtfd ocedfr-

    lhrtfe. Tbf fmfifethry sabkkm cs `ust tbrff jmkaos grki kur bkusf.Ghicmcfs wctb sabkkm-hlfd ocds trcaomf kut kg grket dkkrs fvfry

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    5/16

    TBF LZFFEFD BKVQF FGGFAT

    4

    ikrecel `ust jfgkrf ecef. ^hrfets bkmdcel stfhicel iuls kg akff

    ocss tbfcr abcmdrfe hed usbfr tbfi ce tk sabkkm, whvcel ht efclbjkrs

    hed akiifetcel ke tbf wfhtbfr. Tbksf shif phrfets akelrflhtf

    kutscdf tbf sabkkm hlhce ht 101> p.i. Tbf prceacphm hed ihey kg tbf

    tfhabfrs mcvf wctbce h gfw jmkaos kg tbf sabkkm, tkk. Cts h rfhm aki-

    iuecty sabkkm, ce h rfhm akiiuecty.

    Tbht whset tbf kemy ecaf tbcel wf bhd dcsakvfrfd hjkut tbf

    akevfecfeaf kg kur mcttmf tkwe. Tbf jrcao strffts kg uptkwe hrf

    hjkut h 8>-iceutf whmo grki kur grket dkkr. Vptkwe gfhturfs skif

    lrfht rfsthurhets hed cs hd`hafet tk tbf uecvfrscty, wbfrf hmm oceds

    kg hrts, aumturhm, hed spkrtcel fvfets bhppfe. Kur bkusf cs hmsk `ust

    h quhrtfr icmf grki tbf rcvfr, hmkelscdf wbcab h :>-icmf phvfd jcof

    phtb sehofs upstrfhi tbrkulb tbf akuetryscdf, hmm tbf why tk tbf

    efxt tkwe. Lkcel dkwestrfhi, tbf jcof phtb wcmm hmsk mfhd yku tbf

    icmf kr sk tk tbf lrkafry stkrf kr tbf ghrifrs ihroft. \f dfvfmkpfd

    h pmfhshet rkutcef kg whmocel hed rcdcel kur jcofs gkr ihey kg kur

    frrheds hed ghicmy kutcels.

    Hs tbf yfhrs phssfd, kur ykuelfr dhulbtfr, Qymvcfwbkd

    jffe he ceghet wbfe wf rst ikvfd cehmsk sthrtfd httfedcel tbht

    efclbjkrbkkd sabkkm. Tbf euijfr kg abcmd-rfmhtfd fxtrhaurrcaumhr

    hatcvctcfs dkujmfd, hed mcvcel ce tkwe jfahif fvfe ikrf akevfecfet,

    fspfachmmy wbfe akiphrfd wctb bkw mcgf ce h drfhi bkif ce tbfakuetry iclbt jf. Ct whs h tkulb tbcel tk hdict, jut mcttmf jy mcttmf wf

    ahif tk rfhmczf tbht tbf akuetry drfhi iclbt ekt jf tbf jfst abkcaf

    gkr kur ghicmy hgtfr hmm. \bfe C whs rst akegrketfd jy tbf rfhmctcfs

    kg mcvcel ce tbf akuetry, wfd ihof sfmg-sfrvcel ustcahtckes hed try

    tk offp kur fyfs ke tbf kmd drfhi. Hs tcif wkrf ke, tbkulb, ct whs

    bhrdfr hed bhrdfr tk rfakeacmf kur qufst tk mcvf ce tbf akuetry wctb

    tbf rfhmctcfs kg akiiutcel. Gcehmmy, hs tbf fakekiy tkko h eksfdcvf

    hed lhskmcef prcafs sbkt tbrkulb tbf rkkg ce :>>2, wf bhd tk ghaf

    tbf ghats0 mcvcel ce tbf akuetry, wbcmf h ecaf drfhi, whs gumm kg rfhmc-tcfs tbht wf wkumd bhvf h bhrd tcif `ustcgycel. Tkwe mcgf whs `ust

    tkk akevfecfet, tkk scipmf, hed yfs, tkk lrffe tk tbceo ktbfrwcsf.

    Gcedcel h Efw Drfhi

    Bhvcel hdicttfd tbht, wf bhd tk wrfstmf wctb hektbfr ceakevfecfet

    trutb0 cg wf wfrfet lkcel tk gummm kur mcgfmkel drfhi kg jucmdcel

    tbf pfrgfat, fefrly ffiacfet bkif ce tbf akuetry, wbht wkumd rf-

    pmhaf tbht drfhi; Iy rst cestceat whs tk sfmm tbf bkusf wf wfrf cehed jucmd grfsb skifwbfrf fmsf ce tkwe. H qucao sahe kg hvhcmhjmf

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    6/16

    \BS H DFF^ FEFZLS ZFTZKGCT;

    6

    jucmdcel mkts amksf tk tkwe sbkwfd tbht tbksf phrafms wfrf sahraf,

    hed fxpfescvf fekulb tk jf kut kg rfhab. Iy efxt tbkulbt whs

    tbht wf wkumd effd tk tfhr dkwe kur kmd, mfhoy, ceffiacfet bkif

    hed sthrt kvfr. Zfhmmy; Qfed he fetcrf jucmdcels wkrtb kg ihtfrc-

    hms, tcif, hed fefrly tk tbf mhedmm; Ekt fxhatmy skiftbcel h lrffe

    jucmdcel hdvkahtf wkumd prkiktf. C akumd cihlcef h bhppy fxcs-

    tfeaf bfrf ce tkwe, ce tbcs lrfht efclbjkrbkkd, hed yft C akumdet

    cihlcef aketceucel tk mcvf ce tbcs kmd, dcmhpcdhtfd bkusf, fspfachmmy

    akescdfrcel cts akigkrt cssufs, bfhmtb cssufs, hed bclb fefrly jcmms.

    \f effdfd skmutckes gkr tbcs kmd bkusf, skmutckes tbht wfrf jfyked

    tbf jhed-hcd kg trhdctckehm wfhtbfrczhtcke.

    Oekaocel hrkued ce tbf jhao kg iy iced whs h rfekvhtcke

    iftbkd Cd mfhrefd hjkut wbcmf rfhdcel up ke vhrckus akmd-amcihtf

    skmutckes gkr rfikdfm prk`fats yfhrs hlk. C oefw tbht tbf iftbkd

    rfmcfd ke supfrcesumhtcke tk offp h bkusf whri ce tbf wcetfr, hed

    tbht ct bhd jffe akescdfrfd vfry fxpfrcifethm wbfe ct whs rst

    dfvfmkpfd hs h why tk drhstcahmmy rfduaf bfhtcel kcm usf hgtfr tbf

    kcm arcsfs kg tbf 83s. C bhdet tbkulbt hjkut ct ce skif tcif, jut

    C wkedfrfd cg supfrcesumhtcke wkumd wkro tk offp kur bkusf akkm

    ce tbf suiifr, tkk. \f mcvf ce h amcihtf wctb akmd wcetfrs, jut bkt

    suiifrs, sk wf effdfd bfmp ce jktb bfhtcel hed akkmcel sfhskes. C

    whs hmsk wfmm hwhrf kg tbf hdvheafs ce hcr sfhmcel tfabecqufs usfdce efw bkif jucmdcel, hed wkedfrfd cg hcr sfhmcel hed supfrcesumh-

    tcke akumd jf akijcefd tk ihof he kmd bkif wkro mcof h efw bkif.

    Hs C dfmvfd dffpfr, C gkued tbf kmd supfrcesumhtcke iftbkd hmcvf

    hed wfmm. Ct bhd abhelfd skifwbht sceaf tbf mhst tcif Cd rfhd hjkut

    ct, jut ct bhd jffe ce tbf prkafss kg dfvfmkpifet jy jucmdcel sacfeaf

    prkgfssckehms gkr tbf mhst 1> yfhrs. Tbf prkafss whs ekw ahmmfd h

    dffp fefrly rftrkt (DFZ). \bht bhd sthrtfd hs scipmy hddcel fxtrh

    cesumhtcke tk bkifs ce akmd amcihtfs bhd jfakif h rhelf kg rfekvh-

    tcke hpprkhabfs gkr jucmdcels ce vhrckus rflckes hed amcihtfs, hmmhcifd ht sclecahet rfduatckes ce fefrly usf. \ctb h mcttmf jct kg rf-

    sfhrab, C gkued tbht tbfrf wfrf ihey lrkups, skif spkeskrfd hed

    feakurhlfd jy tbf VQ Dfphrtifet kg Fefrly (DKF), tbht bhd jffe

    wkrocel ke DFZ skmutckes tbrkulbkut tbf akuetry. Tk supfrcesumh-

    tcke whs hddfd ahrfgum hcr sfhmcel hed ikcsturf ihehlfifet, jfttfr

    hppmcheaf tfabekmkly, hed hdvheafd jucmdcel prhatcafs. Ce h DFZ,

    fvfry hspfat kg h bkif tbht fctbfr usfs fefrly kr hfats bkw fefrly

    cs usfd cs sarutceczfd tk squffzf kut fvfry pksscjmf jct kg fefrly shv-

    cels. Tbht ceamudfs ekt kemy tbf jucmdcel sbfmm hed cesumhtcke, juthmsk bfhtcel hed akkmcel systfis, whtfr bfhtcel, mclbtcel, hppmcheafs,

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    7/16

    TBF LZFFEFD BKVQF FGGFAT

    7

    hed fmfatrkecas. \bfe tbf shvcels grki fhab kg tbksf ciprkvfifets

    hrf hddfd tklftbfr, tbf rfsumts hrf sthllfrcel. Jy dfectcke, h dffp

    fefrly rftrkt cs h jucmdcel rfekvhtcke prkafss tbht auts fefrly usf

    jy 6> tk 3> pfrafet. Tbhts tbf oced kg wbkmf-bkusf skmutcke wf

    effdfd cg wf wfrf lkcel tk lft sfrckus hjkut fefrly ffiacfeay ce

    kur bkif hed tbf akigkrt hed bfhmtb kg kur ghicmy.

    Tbht rfdcsakvfry sft us ke tbf akursf kg kur kwe dffp fefrly

    rftrkt. Kvfr tbf efxt tbrff yfhrs, ekt kemy dcd iy ghicmy fxpfrc-

    feaf tbf dhcmy trchms hed trcjumhtckes kg mcvcel tbrkulb h ih`kr

    rfikdfmcel prkafss, jut wf hmsk dcsakvfrfd tbf cetrcahacfs kg

    pmheecel hed eheacel h DFZ hed thmofd wctb jucmdcel sacfeaf

    prks, aketrhatkrs, iheughaturfrs, hed ikrtlhlf jrkofrs. \f spfet

    akuetmfss bkurs rfsfhrabcel fvfry hspfat kg tbf prkafss, mfhrecel

    fvfe hs wf wcfmdfd kur shws hed swuel kur bhiifrs.

    Ht skif pkcet durcel tbf rfsfhrab prkafss ct bct if0Ci ekt tbf

    kemy kef. Ci ekt tbf kemy kef wbk mkvfs bcs kmd bkusf jut whets

    skiftbcel jfttfr. Ci ekt tbf kemy kef mkkocel gkr skmutckes tk tbf

    prkjmfis tbht kmdfr jucmdcels prfsfet tk tbfcr kaauphets fvfry dhy.

    Mcof ktbfrs, Cvf trcfd mkts kg sihmm wfhtbfrczhtcke tfabecqufs, jut iy

    bkif stcmm gueatckes pkkrmy. Qceaf tbf 83s, jucmdfrs bhvf mfhrefd

    bkw tk jucmd efwbkusfs tbht hrf iuab ikrf ffiacfet hed akigkrt-

    hjmf. Jut tkk mcttmf pujmca httfetcke bhs jffe phcd tk tbf pmclbt kgkmdfr bkifs. C rfhmczfd tbht, hs h ahrpfetfr hed bkif-ciprkvfifet

    TW bkst, C whs uecqufmy sctuhtfd tk bfmp tfhab h mhrlfr hudcfeaf

    hjkut bkw tbcs pkwfrgum prkafss akumd wkro ce tbfcr bkifs, hed

    tbf pktfetchm ffat tbcs akumd bhvf ke tbf mhrlfr prkjmfis kg kur

    fakekiy, fevcrkeifet, hed fefrly sfaurcty ce Hifrcah.

    C gfmt surf tbht h TW sbkw jhsfd ke tbcs cdfh wkumd jf pkpu-

    mhrxcel prkjmfis ce kmd bkifs wbcmf bfmpcel tk x prkjmfis ce

    Hifrcahjut iy cdfhs kg tfmmcel Hifrcah hjkut dffp fefrly rft-

    rkts gfmm ke dfhg fhrs ht tbf eftwkros wbfrf C wkrofd. Tfmfvcsckefxfautcvfs tkmd if tbht fefrly ffiacfeay whset sfxy fekulb gkr

    vcfwfrs. Kef fxfautcvf fvfe hdicttfd tbht tbfyd jffe akipmcact

    ce bfmpcel tk mm tbf dcshstrkus bkuscel jujjmf tbht bhd sk rfafetmy

    jurst ce Hifrcah. Eke-stkp prklrhiicel dfdcahtfd tk cppcel

    bkusfs bhd bfmpfd gufm tbf fxkrjcthet hed uesusthcehjmf bkuscel

    prcafs kg tbf frh. Lrfht, C shcd, bfrfs ykur abheaf tk kfr h pksc-

    tcvf skmutcke tk phrt kg tbht prkjmfi. C kfrfd hs ihey sfxy sbkw

    tctmfs hs C akumdbkw hjkut \fhtbfrczhtcke ke Qtfrkcds kr Lrffe

    Zfikdfmcel Lkef \cmd; Qtcmm, tbfy dfamcefd. Cg C whs cetfrfstfd cesprfhdcel tbf jfefts kg DFZs, Cd bhvf tk dk ct iysfmg.

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    8/16

    \BS H DFF^ FEFZLS ZFTZKGCT;

    <

    Tbht wkumd jf ek sihmm thso. C oefw tbht ihey sihmm, cedfpfe-

    dfet efclbjkrbkkd aketrhatkrs wkumd jf rfscsthet tk abhelf. C oefw

    tbht bkifkwefrs wkumd jf grclbtfefd jy tbf sfficelmy dhuetcel

    prkafss. C oefw tbht h mkt kg tbf DFZ cdfhs wkumd skued kutmhedcsb

    ht rst jmusb. Dfiystcfd, bkwfvfr, tbksf skmutckes hrfet hs whaoy

    hs tbfy skued. Qbfrrc hed C dfacdfd tbht tbcs wkumd jfakif kur

    wkrotfhabcel pfkpmf hjkut tbf pkwfrgum DFZ prkafss. Vscel kur

    twk-pfrske vcdfk prkduatcke akiphey, bfr pbktklrhpbca socmms,

    hed iy bkstcel hed pujmca rfmhtckes oekw-bkw, wf wkumd dkau-

    ifet kur kwe DFZ `kurefy. \f bkpfd ekt kemy tk trhesgkri kur

    bkif, jut tk bfmp ktbfrs dk tbf shif wctb tbfcr bkifs. Cg wf akumd

    feakurhlf fekulb pfkpmf tk uedfrthof DFZs, kur akmmfatcvf fkrts

    akumd hatuhmmy ihof h dcfrfeaf ce tbf wkrmd.

    \bhts ce Ct gkr Sku;

    Ce tbfkry, yku ahe haakipmcsb h drhstca rfduatcke ce bkif fefrly

    usf jy scipmy ekt bfhtcel kr akkmcel ykur bkusf kr turecel ke tbf

    mclbts? ekt uemcof mcvcel ce h tfet. Kg akursf, ykur pcpfs iclbt grffzf

    hed jurst ce tbf wcetfrtcif, yku iclbt bhvf tk spfed skif ikefy

    ke mkel uedfrwfhr, hed ykur fetfrthceifet kptckes wkumd jf mci-

    ctfd tk skiftbcel mcof wbcttmcel kr oecttcel, jut ykud dfectfmy shvfskif fefrly. Jy aketrhst, h dffp fefrly rftrkt prkvcdfs h drhihtca,

    wbkmfshmf rfduatcke ce fefrly usf jut ht tbf shif tcif ihcethces kr

    cearfhsfs ykur akigkrt mfvfm. Tbfrf hrf vhrckus hpprkhabfs tk ue-

    dfrthocel h DFZ, ekef kg wbcab hrf scipmf, hed hmm kg wbcab rfqucrf

    skif bhrd wkro hed sharcaf ke tbf phrt kg tbf bkifkwefr. Sft tbf

    jfefts ghr kutwfclb tbksf sharcafs ekt kemy gkr cedcvcduhms, jut

    gkr tbfcr ghicmcfs, akiiuectcfs, akuetry, hed tbf wkrmd.

    Sku dket bhvf tk jf h rkaoft sacfetcst tk sff tbht jy rfduacel

    fefrly akesuiptcke, h DFZ wcmm shvf yku ikefy. Fefrly ffiacfeayifhes mkwfr fefrly jcmms ciifdchtfmy, pmus h ausbcke hlhcest fefrly

    prcaf spcofs ce tbf wkrst ahsf safehrck kg he fefrly arcscs ce tbf gu-

    turf. Fhab iketb tbht ykur fefrly jcmms hrf mkwfr, yku bhvf tbht fxtrh

    ikefy tk spfed skifwbfrf fmsf, fercabcel ykur ghicmy cestfhd kg

    bfmpcel tbf fxfautcvfs ht tbf jcl fefrly akiphecfs ihof tbfcr jkht

    phyifets. Ihyjf ykumm usf tbf fxtrh ikefy tk thof ikrf tcif k

    wkro kr lcvf `ueckr pchek mfsskes kr sthrt h efw juscefss. Bkwfvfr

    yku dfacdf tk usf ct, ykurf jfttfr k eheachmmy hgtfr h DFZ.

    Akmd, bhrd ahsb cs ecaf, jut h DFZ prkvcdfs ktbfr jfefts, tkk.Qceaf tbf prkafss cevkmvfs sfhmcel up hed cesumhtcel tbf kutfr sbfmm

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    9/16

    TBF LZFFEFD BKVQF FGGFAT

    2

    (hmsk ahmmfd tbf jucmdcel fevfmkpf) kg h bkusf, ykur bkif jfakifs

    ikrf akigkrthjmf, tkk. Kmdfr bkifs grfqufetmy bhvf vfry mfhoy

    jucmdcel fevfmkpfs. Tbksf mfhos hrf skiftcifs jucmt rclbt ce hed

    skiftcifs dfvfmkp hs h bkusf hlfs hed sfttmfs. Iy bkif whs jucmt ce

    tbf fhrmy 834>s, wbfe fefrly whs cefxpfescvf, hed hmm yku bhd tk dk

    whs tbrkw hektbfr sbkvfmgum kg abfhp, dcrty akhm ke tbf rf tk offp

    tbf bkusf whri. Hs h rfsumt, bkifjucmdfrs kg tbht frh dcdet jktbfr

    sfhmcel h bkifs fxtfrckr, hed ikst dcdet hdd cesumhtcke kg hey oced,

    tbfy scipmy rfmcfd ke tbf hcr ce tbf fipty ahvctcfs ce tbf whmms gkr

    cesumhtcke (dfspctf wbht yku iclbt tbceo, hcr dkfs sfrvf hs he cesumh-

    tkr). Cts tbht mhao kg h prkpfr hcr sfhm hed cesumhtcke tbht rfsumts ce

    h bkif jfcel akmd hed drhgty ce tbf wcetfr hed bkt hed stcaoy ce tbf

    suiifr. Qfhmcel up he kmdfr bkif hed hddcel cesumhtcke rfduafs

    drhgts hed ihofs h bkusf ikrf akigkrthjmf ce hmm sfhskes.

    Tbht hcr sfhm hmsk hfats bkw buicdcty ceufeafs ykur bkif

    hed ykur akigkrt. Amkscel k hmm kg tbksf tcey lhps hed arhaos ifhes

    tbht tbf bkusf wcmm hmmkw mfss buicdcty cescdf durcel stcaoy suiifr

    iketbs, ihocel ykur hcr akedctckefr wkro mfss tk offp yku akkm, hed

    dcsakurhlcel tbf lrkwtb kg ikmd hed icmdfw. rkpfr hcr sfhmcel hmsk

    offps buicdcty grki fsahpcel ykur bkif durcel tbf wcetfrtcif. Cg

    yku mcvf ce h dry amcihtf, hcr sfhmcel bfmps tk offp cedkkr buicdcty

    ht kptcihm mfvfmsekt tkk dry, ekt tkk ikcst. Cts buicdcty mkss tbhtihofs h bkif ueakigkrthjmy hrcd ce akmd sfhskes, rucecel wkkd

    gurecturf hed drycel kut ykur soce hed sceusfs. Tbf dry hcr wcmm hmsk

    ihof yku gffm akmdfr, sk h bkif wctb fvfe buicdcty mfvfms wcmm usf

    mfss fefrly gkr bfhtcel. Tbf akijcehtcke kg prkpfr hcr sfhm hed ce-

    sumhtcke ifhes kptcihm jucmdcel pfrgkriheaf hed jfttfr akigkrt.

    Cedkkr hcr quhmcty cs hektbfr ghatkr tbht h dffp fefrly rftrkt

    ahe ciprkvf. Qceaf hcr ikvfifet tbrkulb tbf whmms cs iceciczfd

    ce h wfmm-rftrkttfd bkusf, h DFZ usuhmmy ceamudfs cesthmmhtcke kg h

    ifabhecahm vfetcmhtcke systfi tbht jrcels grfsb hcr cetk tbf bkifhed fxbhusts sthmf hcr. Kgtfe, tbf vfetcmhtcke systfi hmsk ceamudfs

    skif gkri kg mtrhtcke hed fefrly rfakvfry. Tbcs aketrkmmfd vfe-

    tcmhtcke, hmkel wctb kptcihm buicdcty mfvfms dcsakurhlcel ikmd

    hed icmdfw lrkwtb, ihofs tbf cedkkr hcr quhmcty ce h bkif iuab

    bfhmtbcfr tbhe ct whs krclcehmmy. Ce tbf sbkrt tfri, tbcs ahe ifhe

    gfwfr rfspcrhtkry prkjmfis mcof hstbih. Ce tbf mkel tfri, ct iclbt

    ifhe gfwfr cestheafs kg aheafr. Ce hey fvfet, ct ifhes gfwfr scao

    dhys hed h jfttfr quhmcty kg mcgf.

    Qk tbf jfefts kg h DFZ tk ykur ghicmy hrf thelcjmf0 yku shvfikefy hed prktfat ykur ghicmy grki tbf pktfetchm fakekica strfss

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    10/16

    \BS H DFF^ FEFZLS ZFTZKGCT;

    3

    kg he fefrly arcscs wbcmf ihocel tbfi ikrf akigkrthjmf hed

    bfhmtbcfr. Jut tbhts ustykurghicmy. \hct uetcm ykur efclbjkrs ed

    kut bkw lrfht ykur kmd bkusf cs pfrgkricel keaf ct bhs uedfrlkef

    h DFZ. Hs mflckes kg efclbjkrs mhueab tbfcr kwe DFZs, skiftbcel

    hihzcel bhppfes harkss tbf jrkhd fxphesf kg kur akuetrys aki-

    iuectcfs. Qkiftbcel jcllfr tbhe tbf sui kg cts phrts. Qkiftbcel

    rfvkmutckehry. Tbcs cs wbht C ahmm tbf Lrffefd Bkusf Ffat.

    Tbf Lrffefd Bkusf Fggfat

    Keaf yku rftrkt ykur bkif hed sthrt fxtkmmcel tbf vcrtufs kg h DFZ,

    ktbfrs wcmm skke gkmmkw. \bftbfr tbfyrf iktcvhtfd jy tbf fxtrh

    dkmmhrs ce tbfcr pkaofts kr tbf akigkrt hed bfhmtb kg tbfcr ghicmcfs,

    tbfymm gkmmkw. Kr ihyjf tbfymm gkmmkw jfahusf tbfy jflce tk uedfr-

    sthed bkw auiumhtcvf fefrly shvcels grki buedrfd hed tbkusheds

    kg rftrkttfd bkifs ahe bhvf he ciphat ke skif kg tbf prfsscel

    prkjmfis wf ghaf ht tbf ehtckehm mfvfm. DFZs bhvf tbf pktfetchm tk

    shvf vhst hikuets kg fefrlyhatuhm Jrctcsb tbfrihm uects (Jtus)

    hed fmfatrkes tbht ahe jf put tk jfttfr usf. H DFZ ikvfifetbhs

    tbf pktfetchm tk pksctcvfmy abhelf tbf wkrmd ce ifhsurhjmf whys.

    Gkr kur ehtcke, tbf euijfrs spfho mkudmy ce ghvkr kg DFZs. Hs

    kur pkpumhtcke lrkws hed hs wf effd ikrf fefrly gkr rfscdfetchm,akiifrachm, cedustrchm, hed trhespkrthtcke effds, wf effd tk jucmd

    ikrf ahphacty. Ikrf ahphacty ifhes ikrf lfefrhtcke. Tbht ifhes

    ikrf akhm-rfd kr euamfhr pmhets, rclbt; Ekt sk ghst. Cg wf hvkcd tbht

    efw lfefrhtcke kg fefrly tbrkulb fefrly ffiacfeay, wf bhvf tbf

    shif ffat hs jucmdcel efw pmhets0 grffcel up wbht wkumd bhvf

    jffe whstfd fmfatrkes gkr ktbfr, efwfr usfs. Tbf qufstcke cset

    wbcab gkri kg efw lfefrhtcke cs tbf abfhpfst, jut wbftbfr ct iclbt

    jf abfhpfr tk hvkcd tbht efw lfefrhtcke ce tbf rst pmhaf.

    Vscel Fefrly Cegkrihtcke Hdicecstrhtcke (FCH) sthtcstcas,Hrabctfaturf :>1>, h lrkup kg hrabctfats akeafrefd wctb rfduacel

    fefrly usf hed ahrjke dckxcdf (AK) grki tbf jucmdcel sfatkr,

    hssfijmfd he cetfrfstcel jhr lrhpb. Tbf lrhpb sbkws tbf akst

    kg lfefrhtcel efw fefrly grki dcfrfet skurafs. Tbf uect kg

    ifhsurf cs h XJtu, kr Xuhdrcmmcke Jrctcsb tbfrihm uects, wbcab

    cs jhscahmmy he fekrikus abueo kg fefrly. Tk put tbcs cetk

    pfrspfatcvf, tbf Vectfd Qthtfs usfs jftwffe 2> hed 8>> XJtus kg

    fefrly grki hmm skurafs heeuhmmy. Tbf lrhpb sbkws tbf akst, ce

    jcmmckes kg dkmmhrs, kg lfefrhtcel kef efw XJtu kg fefrly ahphactygrki h vhrcfty kg skurafs.

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    11/16

    TBF LZFFEFD BKVQF FGGFAT

    8>

    Jucmdcel 1< euamfhr pmhets tk lfefrhtf kur efw XJtu effds

    wkumd akst rkulbmy $:67 jcmmcke, cgyku ahe mcvf wctb tbf pktfetchm

    drhwjhaos kg h euamfhr dcshstfr, kg akursf. Jucmdcel :16 efw akhm-rfd pmhets tk haakipmcsb tbf shif tbcel wkumd akst $8:: jcmmcke.

    Tbht skueds mcof h jhrlhce, fxafpt tbht ct dkfset thmmy up hmm kg tbf

    fevcrkeifethm hed bfhmtb-rfmhtfd aksts hsskachtfd wctb akhm. Ekw

    abfao kut tbht mhst euijfr ke tbf lrhpb. Tbfrfs kur kmd phm, fefrly

    ffiacfeayht h ifhlfr $4:.8 jcmmcke pfr XJtu. Quddfemy, fefrly fg-

    acfeay cs mkkocel prftty dhrefd sfxy, dket yku tbceo;

    Hektbfr sthtcstca sbkws tbht wf iclbt whet tk stkp mkkocel ht

    kur fefrly prkjmfis hs prkjmfis, hed sff tbfi cestfhd hs kppkr-

    tuectcfs. Qthrt wctb tbcs cdfh0 tbfrf hrf aksts cevkmvfd ce fvfrytbcel,fvfe cg wf aketceuf wctb tbf sthtus quk. Sku hed C hrf lkcel tk gkkt

    tbf jcmm gkr tbht efw pkwfr pmhet tbrkulb kur fmfatrca jcmms hed thxfs,

    kr wfrf lkcel tk phy gkr fefrly ffiacfeay ce kur bkifs. Kef why

    kr hektbfr, wfrf lkcel tk phy. Tbf qufstcke cs0 \bcab kg tbf sfvfrhm

    hmtfrehtcvf guturfs wcmm dfmcvfr tbf jcllfst jhel gkr tbf juao; Ke

    sbffr sthtcstcas, tbf heswfr cs fefrly ffiacfeay. Qk tbf efxt qufstcke

    cs0 ust bkw jcl cs tbf kppkrtuecty tbht fefrly ffiacfeay rfprfsfets;

    Grki tbf sthedpkcet kg wbht wcmm put kur fakekiy ke tbf skuedfst

    gkktcel gkr dfahdfs tk akif, cevfstifet ce fefrly ffiacfeay sthedskut hs he fxtrfifmy akipfmmcel skmutcke.

    GCLVZF 8.8Tbf mfhst fxpfescvf why tk skmvf kur fefrly prkjmfis cs tbrkulb fefrly fg-

    acfeay ce kmdfr jucmdcels. Qkuraf0 :>8> jy :>1>, Cea./Hrabctfaturf :>1>. Hmm rclbts rfsfrvfd. Dhth

    Qkuraf0 Hrabctfaturf :>1> Jmuf rcet.

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    12/16

    \BS H DFF^ FEFZLS ZFTZKGCT;

    88

    Gclurfs ke Hifrcahe bkuscel stkaos grki tbf ikst rfafet

    Hifrcahe Bkuscel Qurvfy kg tbf Afesus Jurfhu sbkw tbht tbfrf hrf

    efhrmy 81> icmmcke rfscdfetchm bkuscel uects tbht hrf bfhtfd gkr yfhr-

    rkued usf. Kg tbksf bkifs, efhrmy 2: icmmcke hrf ikrf tbhe 1> yfhrs

    kmd. \by cs 1> yfhrs cipkrthet; Jfahusf ce tbf 83s, Hifrcah

    sufrfd tbrkulb dfjcmcthtcel fefrly arcsfs tbht thulbt skif pfkpmf

    tbht tbfy akumdet rfmy ke abfhp fefrly tk mhst gkrfvfr. H gfw jucmdfrs

    hed bkifkwefrs lkt sihrt, ht mfhst gkr h wbcmf, hed jflhe tk jucmd

    bkifs tbht wfrf tclbtfr hed jfttfr cesumhtfd. Tbht ifhes tbht gfw

    bkifs jucmt ikrf tbhe 1> yfhrs hlk hrf hcr sfhmfd hed cesumhtfd tk

    bclbfr, mhtf :>tb afetury sthedhrds. Kb, hed dket tbceo tbht ykurf

    akipmftfmy kut kg tbf wkkds cg ykur bkif cs efwfr. Ekt hmm jucmdfrs

    hed bkifkwefrs ce hmm phrts kg tbf akuetry mfhrefd grki tbf 83s,

    sk ihey efwfr bkifs hrf stcmm pkkrmy dfsclefd hed jucmt. Ikrf ke

    tbht mhtfrgkr ekw, mfts stcao tk tbksf bkifs jucmt jfgkrf tbf 832>s.

    C kemy usf tbf 1>-yfhr ifhsurcel stcao tk ihof he fhscmy prkv-

    hjmf pkcetrfifijfr tbksf 2: icmmcke bkifs; Tbfyrf tbf bkifs

    ikst mcofmy ce effd kg rftrkttcel gkr fefrly ffiacfeay. Ht tbf bfclbt

    kg tbf jucmdcel jkki, tbf Hifrcahe akestruatcke cedustry jucmt

    gfwfr tbhe : icmmcke bkifs pfr yfhr. Bfy, fvfe h ihtb-abhmmfelfd

    luy mcof if ahe dk tbcs ahmaumhtcke0 akesfrvhtcvfmy, cg wf akiicttfd

    tk rftrkttcel tbksf kmdfr bkifs ht tbf jkki rhtf kg : icmmcke pfryfhr, wf akumd jf mkkocel ht 4> yfhrs kr ikrf kg lkkd rftrkttcel

    `kjs. Tbht ifhes puttcel buedrfds kg tbkusheds kg hrabctfats,

    felceffrs, dfsclefrs, ahrpfetfrs, pmuijfrs, fmfatrcaches, hed ktbfr

    trhdfspfkpmf jhao tk wkro gkr dfahdfs tk akif. Tbhts he fakekica

    kppkrtuecty cg tbfrf fvfr whs kef.

    Jut bkw dk tbksf ffats jujjmf up tk tbf surghaf tk bfmp skmvf

    kur mhrlfr prkjmfis; Mfts mkko ht pksscjmf pksctcvf ffats ke kur

    fakekiy tk sthrt wctb. \bfe yku uedfrthof h DFZ, ykumm bhvf tk

    juy jucmdcel ihtfrchms hed bcrf skif bfmp. Tbcs wcmm stciumhtf tbfjhdmy dhihlfd akestruatcke cedustry hed put gkmos tk wkro ce ykur

    kwe efclbjkrbkkd. Tbht ikefy wcmm jf acraumhtfd hs aketrhatkrs

    bcrf ikrf ahrpfetfrs hed tbksf ahrpfetfrs juy efw tkkms. Tbfcr

    ghicmcfs wcmm ehmmy bhvf skif fxtrh ahsb ke bhed, ihyjf tbf rst

    sceaf tbf rfafsscke sthrtfd, wbcab wcmm jf spfet ke sabkkm amktbfs, h

    efw abhrakhm lrcmm, h akupmf kg pczzhs ke h Grcdhy eclbt. Ikefy wcmm

    jf acraumhtcel jhao tbrkulb tbf fakekiy mcof tbf lkkd kmd dhys,

    drcvfe jy ykur DFZ.

    Tbf ikefy wf spfed ke fmfatrcacty hed bfhtcel kcm kr ehturhmlhs lkfs dcrfatmy cetk tbf pkaofts kg jcl fefrly akiphecfs hed

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    13/16

    TBF LZFFEFD BKVQF FGGFAT

    8:

    tbfcr jcl prkts. Keaf ykur DFZ fkrts sthrt lfefrhtcel fefrly

    shvcels, ykumm jf ahrrycel hrkued skif fxtrh pkaoft abhelf ce-

    stfhd kg wrctcel suab jcl abfaos tk tbf fefrly akiphecfs. Cts

    ikefy yku ahe spfed ht ykur mkahm bhrdwhrf stkrf, ykur ghvkrctf

    Aujhe rfsthurhet, kr ke tbht akiputfr yku effd gkr ykur efw

    sihmm juscefss. Ekw ykur ikefy cs stciumhtcel tbf jrkhdfr

    fakekiy. Tbfe tbfrf hrf tbf fvfe mkelfr tfri fakekica jfefts.

    Hs ikrf hed ikrf pfkpmf dfihed DFZs gkr tbfcr bkifs, efw, ce-

    ekvhtcvf prkduats hcifd ht fefrly ffiacfeay hrf cevfetfd gkr tbf

    Hifrcahe ihroft. Hs ktbfr akuetrcfs sff tbf jfefts kg sfrckus

    fefrly ffiacfeay sthrt tk haaruf bfrf ce tbf Qthtfs, tbht ceekvhtcke

    ahe jf fxpkrtfd tk h wkrmd buelry gkr fefrly ffiacfeay, jkmstfrcel

    Hifrcahe fxpkrts.

    Skur DFZ hmsk bhs kjvckus jfefts gkr tbf fevcrkeifet.

    Hjkut bhmg kg tbf fmfatrcacty prkduafd ce Hifrcah akifs grki

    akhm. \bcmf akhm bhs bfmpfd tk jrcel us tk kur aurrfet bclb sthe-

    dhrd kg mcvcel, akhm hmsk dhihlfs tbf fevcrkeifet hed buihe

    bfhmtb. Qikofsthao ficssckes grki akhm-rfd pkwfr pmhets hrf

    h skuraf kg h akaothcm kg dhelfrkus pkmmuthets. AK (ahrjke dc-

    kxcdf) cs hatcel tk whri tbf pmheft, hed QK (sumgur dckxcdf) cs

    h ih`kr aketrcjutkr tk hacd rhce. Ifraury, hektbfr bhzhrd grki

    akhm, feds up ce kur rcvfrs hed strfhis, akethicehtcel sb sksfvfrfmy tbht tbfyrf rfedfrfd cefdcjmf. Gcef phrtcaumhtf ihttfr

    grki akhm pmhets cs h ih`kr aketrcjutkr tk h bkst kg rfspcrhtkry

    prkjmfis. Fvfe tbf icecel kg akhm cs fevcrkeifethmmy dfvhsthtcel.

    Ikuethcetkp rfikvhm icecel rfqucrfs tbf jummdkzcel kg fetcrf

    ikuethcetkps, mmcel tbf bkmmkws hed strfhijfds jfmkw. Bhvcel

    vcsctfd ikuethcetkp rfikvhm icef sctfs, Cvf sffe rstbhed tbfsf

    pfrihefetmy rucefd mhedsahpfs.

    Hs tbf dffp fefrly rftrkt rfvkmutcke pcaos up spffd, kur

    tbcrst gkr fefrly smkws, fvfe wbcmf kur akigkrt mfvfm, bfhmtb,fakekiy, hed fevcrkeifet ciprkvf. Tbf fefrly wfvf grffd up

    grki kur bkifs cs ce tbf gkri kg rfhm fmfatrkes tbht akumd jf put tk

    jfttfr usf. Ikst kg tbht shvcels ahe jf mfgt ce tbf jheo kg h mfss

    fefrly-dfpfedfet mcgfstymf. Qkif kg tbksf fmfatrkes akumd jf ce-

    vfstfd ce h shgfr wkrmd. Jy xcel kur bkifs ce h drhihtca why, wf

    bhvf tbf kppkrtuecty tk trhesgkri kur trhespkrthtcke sfatkr tk usf

    ikrf dkifstcahmmy prkduafd fmfatrcacty hed ktbfr eke-gkrfcle

    fefrly skurafs.

    Tbf kppkrtuecty cs fekrikus. Jucmdcels akesuif efhrmy 43pfrafet kg tbf fefrly wf usf ce Hifrcah, wbcmf ahrs akesuif :2

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    14/16

    \BS H DFF^ FEFZLS ZFTZKGCT;

    81

    pfrafet. ^mul-ce byjrcd ahrs wkumd jf phrtchmmy pkwfrfd jy skif kg

    kur dffp fefrly rftrktshvfd fmfatrkes, dcspmhacel kcm hs h ih`krskuraf kg fefrly gkr kur dhcmy akiiutfs. ^mul-ce byjrcds phcr he

    fmfatrca iktkr wctb h sihmm lhskmcef felcef. \ctb h gumm abhrlf

    grki he kutmft ce ykur lhrhlf, h pmul-ce byjrcd ahr ahe trhvfm efhrmy

    4> icmfs ke fmfatrcacty hmkef. Tbhts ghr fekulb tk lft tbf hvfrhlf

    Hifrcahe tk hed grki wkro wctbkut jurecel h drkp kg lhskmcef.

    Qbkumd yku effd tk trhvfm ghrtbfr, tbf lhskmcef felcef ocaos ce, hm-

    mkwcel tbf gumm-rhelf kg h sthedhrd, lhskmcef-pkwfrfd ahr. ^mul-ce

    tfabekmkly prkduafs h ahr tbht lfts ikrf tbhe 8>> icmfs pfr lhmmke

    kg lhs, wbcab ifhes ghr mfss pkmmutcke (yfs, fvfe cg ykur pmul-cebyjrcd rues ke tbf dcrtcfst akhm-lfefrhtfd fmfatrcacty, cts stcmm mfss

    pkmmutcel tbhe lhskmcef) hed h rfihrohjmf drkp ce kur dfpfedfeaf

    ke gkrfcle kcm cipkrts.

    Hifrcah spfeds he cekrdcehtf hikuet kg cts rfskurafs, jktb

    ce tfris kg mcvfs hed ikefy, ce kcm-rcab rflckes scipmy tk offp tbf

    kcm kwcel. \ctbkut h effd tk prktfat kcm theofr sbcppcel mhefs ce

    ghr-k mheds, ikrf kg kur trkkps akumd jf jrkulbt bkif. Cestfhd

    kg hsocel jrhvf Hifrcahes tk sharcaf tbfisfmvfs ke h jhttmffmd

    tk fesurf kur haafss tk abfhp fefrly, wf sharcaf h jct kg kur kwetrfhsurf tk DFZ kur bkifs ce krdfr tk offp kur skmdcfrs shgf.

    GCLVZF 8.:Jucmdcels haakuet gkr tbf mhrlfst pkrtcke kg kur fefrly usf ce tbf Vectfd Qthtfs

    hed rfprfsfet tbf jcllfst kppkrtuecty tk bfmp skmvf kur fefrly prkjmfis. Qkuraf0 :>88

    jy :>1>, Cea./Hrabctfaturf :>1>. Hmm rclbts rfsfrvfd. Dhth skuraf0 VQ Fefrly Cegkrihtcke Hdicecstrhtcke (:>88).

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    15/16

    TBF LZFFEFD BKVQF FGGFAT

    84

    wbfe sbf shcd, \f ahe rhcsf

    kur hls hed put kur bheds kvfr

    kur bfhrts, jut tbf jfst why wf

    Hifrcahes ahe lbt tfrrkrcsi

    hed tbf Icddmf Fhstfre mfhdfrs

    suppkrtcel tfrrkrcsi cs tk fmcic-

    ehtf kur effd gkr tbfcr ih`kr

    fxpkrt _kcmY.Bfr busjhed, Hmdfe, ake-

    tceufd, Cg `ust 8> pfrafet kg

    Hifrcahe ghicmcfs wfrf tk dk

    wbht kur ghicmy bhs dkef, wf

    akumd wcpf kut kur dfpfedfeaf ke Crhqc kcm

    hed surphss tbf krclcehm Oyktk lkhms gkr rfdua-

    cel lrffebkusf lhs ficssckes. \frf kfrcel h

    scipmf, lrhssrkkts skmutcke tk tbf jcllfst abhm-

    mfelf kg kur tcif.

    Tbfsf dhys, hgtfr kef kg tbf wkrst lmkjhm

    eheachm ifmtdkwes ce ikrf tbhe bhmg h afe-

    tury, ihey Hifrcahes hrfet akescdfrcel tbf

    purabhsf kr akestruatcke kg h efwbkif, skmhr

    pkwfrfd kr ekt. DFZ bkifs hrf tbf efw ^h-

    trckts, kfrcel h pksctcvf, hatckehjmf skmutcke tk

    ih`kr prkjmfis kg kur tcif.

    Fvfe jfgkrf tbf 3/88 tfrrkrcst htthaos, ihey

    pfkpmf uedfrstkkd bkw kur fefrly usf hfats

    VQ ehtckehm sfaurcty cetfrfsts. Ce tbf suiifr

    kg :>>8, iketbs jfgkrf tbf \krmd Trhdf Afetfr

    ahif arhsbcel dkwe, tbf Bhtbhwhy ghicmy kg

    ekrtbfre Wcrlcech akipmftfd akestruatcke kg

    tbfcr eft zfrk fefrly skmhr bkif. Tbrkulb hd-

    vheafd jucmdcel dfscle, tbf bkif usfs mcttmf

    fefrly ce cts dhcmy kpfrhtckeh skmhr phefm

    hrrhy arfhtfs hmm kg tbf fefrly tbfy effd.

    Tbfyvf dujjfd tbf bkusf Tbf Qkmhr ^htrckt.

    \by tbf ehif; Ahrkm Bhtbhwhy put ct jfst

    GCLVZF 8.1Tbf Bhtbhwhy Qkmhr htrckt Bkif. Cihlf akurtfsy kg Hmdfe Bhtbhwhy.

    Tbf Qkmhr ^htrckt

    H Bkif wctb ^urpksf

    Jut \bht \cmm Ct Akst;

    C wket try tk tfmm yku tbht h DFZ cs he cefxpfescvf uedfrthocel. Cts

    h ih`kr bkif rfekvhtcke, hed tbht aksts rfhm ikefy. Sft wbfe yku

    mkko ht tbf wbkmf pcaturfekt `ust tbf stcaofr prcaf jut mcgf ayamf

    hed phyjhao tcifsh DFZ aksts h mkt mfss tbhe ykud tbceo. Mkko

    ht ct tbcs why? tbf ikefy yku cevfst ce h DFZ kg ykur bkif bhs ahm-

    aumhjmf jfefts mcof fefrly shvcels, kg akursf, jut ct hmsk bhs iheybhrd-tk-ahmaumhtf jfefts. Jfefts mcof jfttfr akigkrt, bfhmtb, hed

  • 7/30/2019 Chapter 1: Why A Deep Energy Retrofit?

    16/16

    \BS H DFF^ FEFZLS ZFTZKGCT;

    86

    h sfesf kg purpksf tbht akifs grki dkcel skiftbcel lkkd gkr ykur

    akuetry hed ykur efclbjkrs. Jfefts mcof pfhaf kg iced oekwcel

    tbht ykur ghicmy wcmm sthy whri tbrkulb tbf efxt fefrly arcscs. Ahe

    yku tbceo kg hektbfr pmhaf tk put ykur ikefy tbht wkumd bhvf h

    ikrf fhscmy `ustcfd akst-jfeft hehmyscs; Ahe ykur efw skgh sthed

    tbht oced kg sarutcey; \bfe whs tbf mhst tcif skifjkdy ahmaumhtfd

    tbf phyjhao tcif ke lrhectf akuetfrtkps kr h efw jcl-sarffe TW;

    Ht mfhst ykur DFZ wcmm sthrt phycel gkr ctsfmg tbf iceutf yku sthrt

    wkrocel ke ct. Try hsocel h efw ahr tk dk tbht. Jfscdfs, tbfrf hrf

    mkhds kg ceafetcvfs, rfjhtfs, thx arfdcts, rfefwhjmf fefrly arfdcts,

    gffd-ce-thrcs, hed mkw-cetfrfst fefrly ffiacfeay ikrtlhlfs tk

    iceciczf up grket aksts wbcmf ihxciczcel fefrly shvcels. Jy pcfa-

    cel tklftbfr hmm kg tbf shvcels, jktb thelcjmf hed cethelcjmf, hed

    hddcel up tbf ceafetcvfs, DFZs ihof sfesf.

    Qk, mfts rfahp0 h skacfty-wcdf cevfstifet ce dffp fefrly rftrk-

    ts akumd jf tbf abfhpfst why kut kg kur fefrly wkfs, wbcmf hmsk

    rf-fipmkycel tbf ikst pfkpmf grki tbf cedustry bhrdfst bct ce tbf

    rfafsscke. Ahe jucmdcel efw pkwfr pmhets ihof tbht amhci; Hed

    wbht cg wf ceamudf tbf kppkrtuecty gkr bfmpcel tk x kur cipkrthet

    fevcrkeifethm hed ehtckehm sfaurcty prkjmfis; Tbf DFZ wces,

    bheds dkwe. Cg, wbcmf wfrf ht ct, wf jfakif h mcttmf rcabfr, bhppcfr,

    ikrf akigkrthjmf, hed bfhmtbcfr, tbhts hmm gkr tbf jfttfr. Ci rfhdy,hrf yku; Zkmm up ykur smffvfs, lrhj h bhiifr, hed mfts lft tk ct.