Dhipatimendi reUS reEnergy's (DOE's) mitsva yekuteedzera nhungamiro, inotsanangurwa se "yakakura chiyero chekuchengetedza simba munhoroondo," ichakanganisa zviri pamutemo indasitiri yekudziya nekutonhodza.

Miyero mitsva, yakaziviswa muna 2015, yakarongerwa kutanga kushanda Ndira 1, 2018 uye ichachinja nzira iyo vagadziri veinjiniya yekutengeserana padenga remhepo, mapombi ekupisa uye mhepo inodziya yezvivakwa "zvakaderera".sezvitoro zvinotengesa, zvivakwa zvedzidzo uye zvipatara zvepakati-level.

Sei?Chinangwa cheiyo chiyero chitsva ndechekuvandudza RTU kushanda zvakanaka uye kucheka kushandiswa kwesimba uye kutambisa.Zvinotarisirwa kuti shanduko idzi dzichachengetedza varidzi vezvivakwa mari yakawanda nekufamba kwenguva- asi, hongu, zvisungo zva2018 zvinopa mamwe matambudziko kune vanobatana muindasitiri yeHVAC.

Ngatitarisei dzimwe dzenzvimbo idzo indasitiri yeHVAC ichanzwa kukanganiswa kweshanduko:

Kuvaka makodhi / chimiro - Kuvaka makondirakiti anozoda kugadzirisa zvirongwa zvepasi uye zvimiro zvemhando kuti zvisangane nezviyero zvitsva.

Makodhi achasiyana nyika nenyika - Geography, mamiriro ekunze, mitemo yazvino, uye topography zvese zvinokanganisa matorero enyika imwe neimwe.

Yakaderedzwa emission uye kabhoni tsoka - Iyo DOE inofungidzira kuti zviyero zvichaderedza kusvibiswa kwekabhoni ne885 miriyoni metric toni.

Varidzi vezvivakwa vanofanirwa kukwidziridza - Mari yekumberi ichaderedzwa nemadhora zviuru zvitatu nemazana manomwe ekuchengetera paRTU kana muridzi atsiva kana kudzoreredza midziyo yekare.

Mitsva mitsva inogona kunge isingataridzike - Kufambira mberi musimba-kugona kunoguma nemagadzirirwo matsva muRTUs.

Kuwedzera kwekutengesa kweHVAC makondirakiti / vanogovera - Makontrakta nevashambadzi vanogona kutarisira kuwedzera kwe45 muzana mukutengesa nekudzoreredza kana kuita maRTU matsva pazvivakwa zvekutengesa.

Indasitiri, kune chikwereti chayo, iri kuwedzera.Ngationei kuti sei.

A Two-Phase System yeHVAC Contractors

Iyo DOE ichaburitsa zviyero zvitsva muzvikamu zviviri.Chikamu Chekutanga chinotarisa pakuwedzera kwesimba-simba mune ese air conditioning RTUs negumi muzana kubva muna Ndira 1, 2018. Chikamu Chechipiri, chakarongerwa 2023, chichaita jack kuwedzera kusvika ku30 muzana uye inosanganisira mavira anodziya-mhepo, zvakare.

Iyo DOE inofungidzira kuti kusimudza bhawa pakubudirira kuchadzikisa kupisa kwekutengesa uye kutonhora kushandiswa ne1.7 trillion kWh mumakore makumi matatu anotevera.Kudzikiswa kukuru kwekushandiswa kwesimba kunodzosera pakati pemadhora mana nemazana maviri kusvika kumadhora gumi muavhareji muhomwe dzevaridzi vezvivakwa pamusoro penguva inotarisirwa yehupenyu hwemhepo yakajairwa padenga remba.

"Ichi chiyero chakakurukurwa nevanobata vakakodzera, vanosanganisira vagadziri vezvekutengesa air conditioners, masangano makuru eindasitiri, zvishandiso, uye masangano anoshanda kuti apedze chiyero ichi," Katie Arberg, Energy Efficiency uye Renewable Energy (EERE) kutaurirana, DOE, akaudza vatori venhau. .

HVAC Pros Hustle kuti ienderane nekuchinja

Avo vanonyanya kubatwa-vasina kuchengetedzwa nemirairo mitsva ndeveHVAC makondirakiti uye vashandi vanoshanda nesimba vanozoisa nekuchengetedza michina mitsva yeHVAC.Kunyangwe richigara riri basa renyanzvi yeHVAC kugara iripo nekuvandudzwa kweindasitiri nemaitiro, vagadziri vachada kupedza nguva vachitsanangura zviyero zveDOE uye mabatiro avanoita basa mumunda.

"Kunyangwe isu tichikwazisa kuyedza kudzikisa hutsi, tinonzwisisa zvakare kuti pachave nekunetsekana kubva kune varidzi vezvivakwa zvekutengesa nezve basa idzva," Carl Godwin, mutengesi HVAC maneja kuCroppMetcalfe, akadaro.“Isu tave pedyo nevemabhizimisi vanogadzira HVAC uye takatora nguva yakareba kudzidzisa vanamakanika vedu vane nyeredzi shanu pamaitiro matsva nemaitiro achaitwa muna Ndira 1. Tinotambira varidzi vezvivakwa zvekutengesa kuti vatibate nemibvunzo chero ipi zvayo. .”

New Rooftop HVAC Units Anotarisirwa

Mitemo iri kuchinja nzira iyo tekinoroji yeHVAC inovakwa kuti isangane neizvi zvakavandudzwa zvinodiwa.Kwasara mwedzi miviri chete, vagadziri vekudziya uye kutonhora vakagadzirira zviyero zviri kuuya?

Mhinduro ndihongu.Iwo makuru ekudziya uye ekutonhodza vagadziri vakagamuchira shanduko.

"Tinogona kuvaka mukukosha pamwe nemitsara iyi sechikamu chebasa redu kutevedzera iyi mirau," Jeff Moe, mutungamiri webhizinesi rezvigadzirwa, bhizinesi rakabatana, North America, Trane akaudza ACHR Nhau.“Chimwe chezvinhu zvatakatarisa ishoko rokuti 'Beyond Compliance.'Semuyenzaniso, tichatarisa hutsva 2018 simba-simba mashoma, gadzirisa zvigadzirwa zviripo, uye kuwedzera hunyanzvi hwazvo, kuti vatevedze mitemo mitsva.Tichabatanidzawo shanduko yekuwedzera yechigadzirwa munzvimbo dzinofarirwa nevatengi pamwe nemaitiro ekupa kukosha pamusoro uye nepamusoro pekuwedzera kwekubudirira. "

Mainjiniya eHVAC vatorawo matanho akakosha kuti vasangane nemirairo yeDOE, vachiziva kuti vanofanirwa kuve nekunzwisisa kwakajeka kwekuteedzera zvakatemerwa zvitsva uye kugadzira zvigadzirwa zvitsva zvinosangana kana kudarika zvese zvitsva zviyero.

Yakakwira Yekutanga Mutengo, Yakaderera Operating Cost

Dambudziko guru kune vagadziri kugadzira RTUs inosangana nezvinodiwa zvitsva pasina kuunza mutengo wakakwira kumberi.Yepamusoro Yakabatanidzwa Energy Efficiency Ratio (IEER) masisitimu anozoda hombe ekuchinjisa kupisa, yakawedzera modulated scroll uye inochinja-chinja yekumhanyisa scroll scroll kushandiswa kwecompressor uye kugadzirisa mukumhanya kwefan pamamota anofuridza.

"Pese paine shanduko huru dzemitemo, zvinonyanya kunetsa vagadziri, saRheem, ndezvekuti chigadzirwa chinoda kugadziriswa sei," Karen Meyers, mutevedzeri wemutungamiri wenyika, nyaya dzehurumende, Rheem Mfg. Co., akadaro mubvunzurudzo kutanga kwegore rino. ."Shanduko dzakarongwa dzichashandiswa sei mumunda, chigadzirwa chicharamba chiri chinhu chakanaka kumushandisi wekupedzisira, uye ndedzipi dzidziso dzinoda kuitika kune makondirakiti nevaisimi."

Kuchityora

Iyo DOE yakaisa tarisiro yayo paIEER kana ichiongorora kushanda kwesimba.Seasonal Energy Efficiency Ratio (SEER) inocherekedza kushanda kwesimba remuchina zvichienderana nemazuva anopisa kana kutonhora zvakanyanya egore, nepo IEER ichiongorora kushanda kwemuchina zvichienderana nemafambiro aunoita mwaka wese.Izvi zvinobatsira iyo DOE kuti iwane kuverenga kwakaringana uye kunyora yuniti ine chiyero chakaringana.

Iyo nhanho nyowani yekusagadzikana inofanirwa kubatsira vagadziri kugadzira HVAC zvikamu zvinosangana nemazinga matsva.

"Chimwe chezvinhu zvinodiwa pakugadzirira 2018 kugadzirira shanduko yeDOE yemetric yekushanda kuenda kuIEER, izvo zvinoda dzidzo kune vatengi nezve shanduko iyoyo uye izvo zvinorevei," Darren Sheehan, director welight commercial products. , Daikin North America LLC, akaudza mutori wenhau Samantha Sine."Kubva pamaonero etekinoroji, mhando dzakasiyana dzemafeni ekupa mukati memukati uye kudzvanywa kwesimba kunogona kuuya."

IAmerican Society of Heating, Refrigeration, and Air Conditioning Engineers (ASHRAE) iri kugadzirisawo zviyero zvayo maererano nemitemo mitsva yeDOE.Shanduko dzekupedzisira muASHRAE dzakauya muna 2015.

Kunyangwe zvisinganyatso kujeka kuti zviyero zvichataridzika sei, nyanzvi dziri kuita fungidziro idzi:

Maviri-nhanho feni pane yekutonhodza mayunitsi 65,000 BTU/h kana kuti hombe

Matanho maviri ekutonhodza kwemechani pazvikamu 65,000 BTU/h kana kuti chikuru

VAV units inogona kudiwa kuve nematanho matatu ekutonhodza kwemuchina kubva pa65,000 BTU/h-240,000 BTU/h.

VAV mauniti anogona kudiwa kuve nematanho mana ekutonhodza kwemagetsi pamayuniti anopfuura 240,000 BTU/s.

Zvese zviri zviviri DOE uye ASHRAE mirau ichasiyana kubva kune imwe nyika.Nyanzvi dzeHVAC dzinoda kugara dzakagadziridzwa pakuvandudzwa kwemazinga matsva mudunhu ravo vanogona kushanyira energycodes.gov/compliance.

New Commercial HVAC Kuisa Refrigerant Regulations

Iyo DOE HVAC dhairekitori inosanganisirawo maparamendi akasetwa ekushandiswa kwefiriji muUS ane chekuita neHVAC certification.Kushandiswa kwemaindasitiri ehydrofluorocarbons (HFCs) kwakamiswa muna 2017 nekuda kwekubuda kwekabhoni kune njodzi.Kutanga kwegore rino, iyo DOE yakaganhurira ozone-depleting substance (ODS) mvumo yekutenga kune vane certified reclaimer kana matekiniki.ODS kushandiswa kushoma kwaisanganisira hydrochlorofluorocarbons (HCFCs), chlorofluorocarbons (CFCs) uye ikozvino maHFC.

Chii chitsva muna 2018?Technicians vanoda kuwana ODS-classified mafiriji vanozoda kuve neHVAC certification ine hunyanzvi mukushandisa ODS.Certification yakanaka kwemakore matatu.Mitemo yeDOE inoda kuti vese hunyanzvi vanobata zvinhu zveODS vachengetedze marekodhi ekurasa eODS anoshandiswa mumidziyo ine mapaundi mashanu kana anopfuura efiriji.

Zvinyorwa zvinofanira kusanganisira ruzivo runotevera:

Refrigerant type

Nzvimbo uye zuva rekurasa

Huwandu hwefiriji yakashandiswa yakatorwa kubva muHVAC unit

Zita remunhu akagamuchira refrigerant transfer

Dzimwe shanduko itsva muHVAC system refrigerant standards dzichadonhawo muna 2019. Technicians can expect a new leak rate table and quarterly or year leak inspectional mumidziyo yese inoda ongororo ye 30 percent yeferiji yeindasitiri ichishandisa 500 lbs yefiriji, an cheki chegore che20 muzana chekutengesa chinotonhorera uchishandisa 50-500 lbs yefiriji uye yegore yekuongorora yegumi muzana yekunyaradza kutonhora muhofisi uye zvivakwa zvekugara.

Shanduko dzeHVAC Dzichabata Sei Vatengi?

Nomuzvarirwo, iyo inokwidziridzwa musimba-inoshanda HVAC masisitimu inotumira mamwe mawiji mukati meiyo yese kupisa uye kutonhora indasitiri.Nekufamba kwenguva, varidzi vebhizinesi nevaridzi vedzimba vanozobatsirwa kubva kune dzakaomarara zviyero zveDOE mumakore makumi matatu anotevera.

Izvo izvo HVAC vanogovanisa, makondirakiti uye vatengi vanoda kuziva kuti shanduko dzichakanganisa sei chigadzirwa chekutanga uye mitengo yekuisa yeHVAC itsva masisitimu.Kushanda zvakanaka hakuuyi zvakachipa.Iyo yekutanga wave tekinoroji inogona kuunza yakakwirira mutengo tags.

Zvakadaro, vagadziri veHVAC vanoramba vaine tarisiro yekuti masisitimu matsva anozoonekwa seyekudyara yakangwara nekuti anozadzisa izvo zvipfupi uye zvenguva refu zvinodiwa zvevaridzi vebhizinesi.

"Tinoramba tichiita nhaurirano pamusoro pemitemo ye2018 uye 2023 yeDOE padenga reimba iyo ichakanganisa indasitiri yedu," akadaro David Hules, mutungamiriri wekutengesa, kutengesa air conditioning, Emerson Climate Technologies Inc. akadaro January apfuura."Kunyanya, tanga tichitaura nevatengi vedu kuti vanzwisise zvavanoda uye kuti mhinduro dzedu dzemodulation, kusanganisira nhanho mbiri dzekumanikidza, dzinogona kuvabatsira kuwana hunyanzvi hwepamusoro nekunyaradza kwakawedzera."

Kwave kusimudza kunorema kune vagadziri kuti vagadzirise zvizere mayuniti avo kuti asangane nemazinga matsva ekushanda, kunyangwe vazhinji vari kushanda nesimba kuona kuti vanozviita nenguva.

"Chikonzero chikuru chiri pavagadziri vanofanirwa kuve nechokwadi chekuti zvigadzirwa zvavo zvese zvinosangana nemazinga mashoma," Michael Deru, maneja weinjiniya, National Renewable Energy Laboratory (NREL) akadaro."Chikonzero chikuru chinotevera chichava pazvishandiso nekuti vanofanirwa kugadzirisa zvirongwa zvavo uye kuverenga kwekuchengetedza.Izvo zvinovaomera kuti vagadzire mapurogiramu matsva ekushanda uye kuratidza kuchengetedza kana iyo shoma inoshanda bar inoramba ichikwira.