ashrae 90.1-2013 performance-explained

7/24/2019 ASHRAE 90.1-2013 PERFORMANCE-EXPLAINED

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BUILDING ENERGY CODES www.energycodes.gov

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BUILDING ENERGY CODES

ANSI/ASHRAE/IESStandard 90.1-2013 Chapter 11and Appendix G

May 2014 !NN"-SA-102#43


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Performance Paths in Standard 90.1

$ Standard 90.1 in%&'de( 2per)*r+an%e path(

,*th a(ed *n enery(i+'&ati*n

,*th %*+pare a pr*p*(ed'i&din de(in t* a a(e&ine'i&din +eetin thepre(%riptie re'ire+ent( *)the %*de

,*th %*+pare the ann'a&

enery %*(t *) thepr*p*(ed 'i&din t* thea(e&ine 'i&din

Proposed Design

Baseline

Design


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Performance Paths in Standard 90.1

$ Enery C*(t ,'det Meth*d EC, - Chapter 11 (ed )*r +ini+'+ %*de %*+p&ian%e )*r 'i&din( that d* n*t +eet 90.1

pre(%riptie re'ire+ent(

Re'ire( n* reater enery %*(t than a 'i&din that +eet( th*(epre(%riptie re'ire+ent(

$ !er)*r+an%e Ratin Meth*d - Appendix G (ed t* rate 'i&din per)*r+an%e 5ey*nd %*de6. "EE78 E!AC tax

%redit(8 'ti&ity pr*ra+(8 ASHRAE Standard 1:9.18 ICC

; i+pr*e+ent < 100 x a(e&ine pr*p*(ed / a(e&ine


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Performance Updates in 90.1-201

$ *ta& *) 20 addenda in%*rp*rated int* 90.1-2013 that i+pa%t *ne *r*th *) the per)*r+an%e path(

$ 1# i+pa%t the !er)*r+an%e Ratin Meth*d *n&y

$ # i+pa%t *th the !er)*r+an%e Ratin Meth*d and the Enery C*(t,'det +eth*d.

= addenda


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!"isting B#ilding !nvelope Baseline

$ Addend'+ E Exi(tin 'i&din ene&*pe %*n(tr'%ti*n a(e&ine (a+ene> 'i&din(

,e)*re addend'+ E a(e&ine < exi(tin %*nditi*n(

A)ter addend'+ E a(e&ine < pre(%riptie re'ire+ent(

$ Maintain( %*n(i(ten%y *) ratin( et>een ne> and exi(tin 'i&din(


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Baseline $indow-to $all %atio

$ Addenda ? @ C? E(ta&i(he( a(e&ineR )*r 'i&din type(

Credit **d de(in %h*i%e( appr*priate&aBin area

5erti%a& )ene(trati*n area D (ha&& e'a&that in a&e G3.1-16

Proposed 40% WWR Baseline 19% WWR


7/20 BUILDING ENERGY CODES www.energycodes.gov

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&redit for !'#ivalent (perative)emperat#re

$ Addend'+ R A&&*>( %redit )*r pr*idine'ia&ent ther+a& %*+)*rt y +ean( *ther thandry '& te+perat're %*ntr*&

M'(t %*+p&y >ith ASHRAE Standard ##



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&redit for %ed#ced *nfiltration

$ Addend'+ AG Spe%i)ie( a(e&ine in)i&trati*n rate( A&&*>( %redit )*r red'%ed in)i&trati*n verified +y whole +#ilding air

lea,age testinga&e G3.1.#

,a(e&ine air &eaae (et at 0.4 %)+/)t2 entire ene&*pe F 0.36>..pre(('re di))erentia&

!r*ide( dire%ti*n *n %*nertin air &eaae rate( t* in)i&trati*n inp't( a(re'ired y %*++*n (i+'&ati*n t**&( 7E28 E=8 et%. Se%ti*n G3.1.1.4

.1.1. /odeling B#ilding !nvelope *nfiltration.

he air &eaae rate *) the 'i&din ene&*pe I#!A at apre(('re di))erentia& *) 0.36 >..#!a (ha&& e %*nerted t*appr*priate 'nit( )*r the simulation program'(in *ne *) the)*&&*>in )*r+'&a(

?*r +eth*d( de(%riin infiltrationa( a )'n%ti*n *) )&**rarea

I?"R < 0.112 J I#!A J S / A?"R?*r +eth*d( de(%riin infiltrationa( a )'n%ti*n *)

exteri*r >a&& areaIE < 0.112 J I#!A J S / AE

S < area *) entire ene&*pe air pre(('re *'ndary



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& a+oratory !"ha#st an Baseline

$ Addend'+ C "a*rat*ry exha'(t )an( +*de&ed a( %*n(tant )&*>>ith ypa(( at di(%hare G3.1.1 ex%epti*n 3

A&&*>( %redit )*r A exha'(t (y(te+(



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!"terior Shading

$ Addend'+ AK Re'ire(+*de&in *) (hadin yadLa%ent (tr'%t're( pr*idedthat (tr'%t're heiht i( reaterthan the di(tan%e )r*+ thepr*p*(ed 'i&din and >idth i(reater then 1/3 *) thepr*p*(ed 'i&din a&eG3.1.14a

H 7 @ 2 1/3 J 1

7

A1

H

A2



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Baseline &omp#ter %oom Systems

$ Addend'+ C E(ta&i(he( r'&e( )*r (i+'&atin a(e&ine %*+p'terr**+ HAC (y(te+(

Ne> (y(te+ type 11- Sin&e O*ne A >ith %hi&&ed >ater CRAH )*r%*+p'ter r**+( in 'i&din( >ith pea %**&in &*ad 380008000 ,t'/hSe%ti*n G3.1.1 ex%epti*n

$ HAC )an( 5*n6 d'rin 'n*%%'pied h*'r( a&e G3.1 4%

$ N* reheat )*r deh'+idi)i%ati*n a&e G3.1 10

$ ater (ide e%*n*+iBer( re'ired )*r CRAH Sy(te+ 11 Se%ti*n G3.1.2..1

$ S'pp&y air *&'+e re(et( )r*+ 100; air)&*> at )'&& &*ad t* +ini+'+ )&*> at#0; &*ad G3.1.3.1

E(ta&i(he( de)a'&t +*nth&y &*adin (%hed'&e t* ana&yBe e))i%ien%y at

typi%a& &*ad r*>th pattern( )*r &are %*+p'ter r**+(



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3ew Baseline /echanical Systems

$ Addend'+ CE Chane( a(e&ine (y(te+ type )*r ,i ,*x Retai& t*r**)t*p !SO in(tead *) A a&e G3.1.1A

$ Addend'+ C Create( t>* ne> Sin&e O*ne8 C*n(tant *&'+ea(e&ine (y(te+ type( )*r !'&i% A((e+&y 'i&din( a&e( G3.1.1.3@ G3.1.1.4

12



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Baseline #el So#rce

$ Addend'+ A" E(ta&i(he( a(e&ine )'e& (*'r%e )*r (pa%e heatindependent *n %&i+ate B*ne a&e G3.1.1A

ar+ %&i+ate( B*ne( 182 @ 3a '(e e&e%tri%ity. C*&d %&i+ate B*ne( '(enat'ra& a( pr*pane i) NG i( 'naai&a&e.



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Baseline #el So#rce

$ Addend'+ A" E(ta&i(he( a(e&ine )'e& (*'r%e )*r (eri%e >aterheatin dependent *n 'i&din )'n%ti*n

Hih SH &*ad 'i&din type( '(e nat'ra& a( pr*pane i) NG i('naai&a&e. "*>er SH &*ad 'i&din '(e e&e%tri%

Building Area Type Baseline Heating Met!dAutomotive facility Gas Storage Water HeaterConvention center Electric Resistance Storage Water

Heater

Courthouse Electric Resistance Storage Water

Heater

Dining: bar

loungeleisure

Gas Storage Water Heater

Dining: cafeteriafast

foo!


Dining: family Gas Storage Water HeaterDormitory Gas Storage Water Heater

E"ercise center Gas Storage Water Heater#ire station Gas Storage Water HeaterGymnasium Gas Storage Water Heater

Health$care clinic Gas Storage Water HeaterHos%ital Gas Storage Water Heater

Hotel Gas Storage Water Heater

&ibrary Electric Resistance Storage WaterHeater

'anufacturing facility Gas Storage Water Heater

Ta"le G#$%$%C Baseline Ser&i'e H!t (ater Syste)

Building Area Type Baseline Heating Met!d'ultifamily Gas Storage Water Heater

'useum Electric Resistance Storage Water

Heater

(ar)ing garage Electric Resistance Storage Water

Heater

(enitentiary Gas Storage Water Heater(erforming arts

theater


(olice station Electric Resistance Storage WaterHeater

(ost o*ce Electric Resistance Storage Water

Heater

Religious buil!ing Electric Resistance Storage Water

Heater

Retail Electric Resistance Storage Water

Heater

Schooluniversity Gas Storage Water Heater

S%orts arena Gas Storage Water Heater+o,n hall Electric Resistance Storage Water

Heater



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(n-Site %enewa+le !nergy

$ Addend'+ 7e)ine( *n-(ite rene>a&eenery 7e)initi*n Se%ti*n 3

$ Cap( rene>a&e %redit aai&a&e )*r%*+p&ian%e trade-*)) t* #; Se%ti*n11.2.3.1

.2 Definitions

on-site renewable energy: enery enerated )r*+ rene>a&e (*'r%e( pr*d'%ed at the 'i&din (ite..

2..1 (n-Site %enewa+le !nergy and Site-%ecovered !nergy. n-(ite rene>a&e enery enerated y(y(te+(in%&'ded *n the 'i&din per+it that i( '(ed y the 'i&din (ha&& e ('tra%ted )r*+ the pr*p*(ed

de(in enery %*n('+pti*n pri*r t* %a&%'&atin the pr*p*(ed 'i&din per)*r+an%e.

11.2..1 (n-Site %enewa+le !nergy and Site-%ecovered !nergy. n-(ite rene>a&e enery enerated y(y(te+( in%&'ded *n the 'i&din per+it that i( '(ed y the 'i&din (ha&& e ('tra%ted )r*+ the pr*p*(edde(in enery %*n('+pti*n pri*r t* %a&%'&atin the de(in enery %*(t. hered'%ti*n in de(in enery %*(t a((*%iated >ith *n-(ite rene>a&e enery (ha&& e n* +*re than #; *) the%a&%'&ated enery-%*(t 'det.



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Baseline Pac,aged !'#ipmentan !nergy

$ Addend'+ ," !r*ide( r'&e( )*r re+*in )an enery )r*+ a(e&inepa%aed e'ip+ent e))i%ien%y +etri%( Se%ti*n 11.3.2 @ G3.1.2.1

E))i%ien%y +etri%( ('%h a( EER8 SEER8 C!8 @ HS!? in%&'de )an p*>er8>hi&e (i+'&ati*n pr*ra+( need e))i%ien%y >ith*'t )an enery C!n*)an

Si+'&ati*n pr*ra+( re'ire )an p*>er t* e (eparated t* (i+'&ate%*ntin'a&&y r'nnin )an( >ith %y%&in heatin *r %**&in

COPnfcooling= .:4E-:JEERJQ= 0.33:JEER

COPnfcooling= -0.00PJSEER2= 0.39PJSEER

COPnfheating= 1.4:E-JCOP47JQ= 1.0P2JCOP47app&ie( t* heat p'+p heatin e))i%ien%y *n&y

COPnfheating< -0.029P*HSPF2= 0.134*HSPF



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ighting &ontrols

$ Addend'+ CG Add( &ihtin %*ntr*&( t* a(e&ine t* +at%h %hane(in Chapter 9 a&e G31.P @ 11.3.1.P

%%'pan%y (en(*r( re'ired in +*re (pa%e

7ay&ihtin re'ired in (*+e (pa%e(

A&&*>( )*r '(e *) ne> "ihtin C*ntr*& ?a%t*r( in a&e 9.P.2

E&i+inate( !*>er AdL'(t+ent a&e G32



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Baseline &ooling )owers

$ Addend'+ CI Re'ire( aria&e (peed)an( )*r a(e&ine %**&in t*>er(.Re&axe( t*>er appr*a%h )*r %&i+ate(>ith hih de(in >et '& te+perat'reG3.1.3.11@ a&e 11.3.2A

!rei*'( a(e&ine re'ire+ent - de(inenterin %*nden(er >ater te+perat're *):#0? *r 100?. appr*a%h t* 1; de(in>et '& te+perat're8 >hi%heer i( &*>er

Ne> a(e&ine re'ire+ent de(in

appr*a%h arie( >ith de(in >et-'&te+perat're. !reent( t*>er( )r*+ eint** &are in h'+id %&i+ate B*ne(

1.

Appr*a%h 10Q? Rane < 2#.2 0.24 ,

>here , i( the !4" e#aporation $esign %et&'ul' temperature in Q?



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(ther &hanges

$ Addend'+ AH A&&*>( a(e&ine ('pp&y air )&*> rate t* e (iBed *n&atent &*ad( in(tead *) (en(i&e &*ad( )*r (pa%e( >ith hih &atent &*adG3.1.2.98 ex%epti*n 2

$ Addend'+ C Spe%i)ie( that Heatin and enti&atin (y(te+( 9 and10 are (in&e B*ne (y(te+( G3.1.1

$ Addend'+ CN A&&*>( a(e&ine &a*rat*rie( t* e (i+'&ated >ith100; *'td**r air G3.1.2.P

$ Addend'+ A pdate( the re)eren%e t* ASHRAE Standard 140 Stan$ar$ (etho$ of )est for the E#aluation of uil$ing Energ+

,nal+sis Computer Programs G2.2.4 @ 11.4.1.4

$ Addend'+ AI Spe%i)ie( a(e&ine %hi&&er( (ha&& '(e 5!ath A6 %hi&&er(11.3.2 @ G.3.2.1. A&&*>( %redit )*r i+pr*ed tran()*r+er e))i%ien%ya&e G31.1#

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Performance Updates in 90.1-201

S'++ary

ashrae 90.1-2013 performance-explained

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