Kutheni i-U-Values ​​ibalulekile kwi-Window Energy Effective

IiWindows zidlala indima enkulu kakhulu ekusebenzeni kwamandla kwikhaya lakho kunokuba abantu abaninzi becinga. Badla ngokuba lelona khonkco libuthathaka kwimvulophu yokushisa yesakhiwo, umqobo ongabonakaliyo phakathi kwendawo yakho ekhululekile yangaphakathi kunye nezinto ezingaphandle.

Ngelixa sithanda ukuqaphela uyilo okanye ubumbano xa kukho into engahambi kakuhle, kukho umba ozolileyo osebenza emva kwemiboniso emisela ukuba iifestile zakho zibulawula kakuhle kangakanani ubushushu: ixabiso le-U. Eli nani lilodwa liphembelela intuthuzelo yakho, amatyala akho enyanga amandla, kunye nokuzinza kwesakhiwo sakho ngokuhamba kwexesha.

Nokuba uyahlaziya, uyakha ukusuka ekuqaleni, okanye uthengela nje iifestile zokutshintsha, ukuqonda amaxabiso e-U kunokukunceda wenze izigqibo ezikrelekrele ezihlawula iminyaka ezayo.

Yintoni i-U-Value? 

Kwisiseko sayo, ixabiso le-U lilinganisa ukuba ubushushu budlula ngokulula kwizinto eziphathekayo okanye kwindibano-kule meko, ifestile. Ichazwa njengenani, ngokwesiqhelo ukusuka kwi-0.2 ukuya kwi-1.5 okanye ngaphezulu kwiifestile.

Umgaqo olula: Okukhona usezantsi ixabiso le-U, kokukhona ifestile igcina ubushushu apho bufaneleka khona. Ifestile enexabiso le-U ye-0.8 ivumela ukuhanjiswa kobushushu obungaphantsi kunomnye ulinganiswe kwi-1.4.

Yicinge ngolu hlobo: i-thermos ene-insulation engqindilili igcina ikofu yakho ishushu kangangeeyure kuba ubushushu bubaleka kancinane. Ikomityi yeplastiki encinci? Isiselo sakho sibanda ngokukhawuleza. IiWindows zisebenza ngendlela efanayo—amaxabiso e-U asezantsi athetha intshukumo ecothayo yobushushu, nokuba uzama ukugcina ubushushu ngaphakathi ebusika okanye ngaphandle ngexesha lasehlotyeni.

Kubalulekile ukuqaphela ukuba ixabiso le-U alikho malunga neglasi kuphela. Iyunithi yonke yefestile-ifreyimu, i-glazing, i-spacers, kunye ne-seals-inegalelo kumlinganiselo jikelele. Yiyo loo nto iifestile ezimbini ezineglasi enye zinokuba nexabiso le-U elahluke kakhulu ngokuxhomekeke kwindlela ezakhiwe ngayo.

Amaxabiso aphantsi vs aphezulu U-U-

Xa uthelekisa iifestile, uya kuqaphela ukuba ezinye zinexabiso eliphantsi le-U kwaye ezinye zineziphakamileyo. Amaxabiso asezantsi e-U athetha ukuba ifestile ingcono ekunqandeni ubushushu ukuba bungahambi. Oku kukunceda ugcine ikhaya lakho likhululekile kwaye ukonge imali kumatyala ombane. Iifestile ezinomgangatho ophantsi we-U zisebenza kakuhle kwiindawo ezibandayo nezishushu. Zithintela ukulahleka kobushushu ebusika kwaye zithintele ukufumana ubushushu ehlotyeni. Ukuba ukhetha iifestile ezinamaxabiso aphezulu e-U, ubushushu obuninzi buya kudlula, obunokwenza ukuba amagumbi akho azive e-drafti okanye efudumele kakhulu.

Nantsi itheyibhile elula ukukunceda uqonde umahluko:

Amaxabiso e-U asezantsi athetha ukubaleka kancinci kobushushu, nto leyo ibalulekile ekusebenzeni kakuhle kwamandla. Uya kuqaphela izibonelelo kwinduduzo yakho kunye namatyala akho enyanga.

Kutheni i-U-Values ​​ibalulekile kuBomi bokwenyani (Hayi nje kuMashidi aKhethekileyo)

Amaqondo obushushu angaphakathi akhululekileyo

Wakhe wahlala kufuphi nefestile ngemini ebandayo kwaye waziva ukubanda okwahlukileyo, nokuba kushushu kushushu? Oko kukulahlekelwa bubushushu obuqaqambileyo emsebenzini. Iifestile ezinomgangatho ophantsi we-U zivumela ubushushu bomzimba wakho ukuba buphume kwindawo ebandayo yeglasi, yenze indawo ekufutshane nabo ingakhululeki.

Ii-U-values ​​ezingcono zinciphisa le mpembelelo. Amagumbi ahlala eshushu ngokulinganayo, iidrafti ezibandayo ziyancipha, kwaye ungasebenzisa loo ndawo yokufunda epholileyo ngefestile unyaka wonke. Ehlotyeni, umgaqo ofanayo uyasebenza-iifestile ezinomsebenzi oqinileyo we-thermal zinceda ukugcina iindawo zangaphakathi zipholile ngaphandle kokusebenza ngokugqithiseleyo umoya wakho womoya.

Iindleko ezisezantsi zokufudumeza kunye nokupholisa

Iindleko zamandla ziqokelela inyanga nenyanga, kwaye iifestile zihlala zinoxanduva lwe-25-30% yokufudumeza kwendawo yokuhlala kunye nokusetyenziswa kwamandla okupholisa. IiWindows ezinamaxabiso aphezulu e-U zisebenza njengesefu ezishushu, zivumela umoya opholileyo ukuba uphume kwaye inyanzelise inkqubo yakho ye-HVAC ukuba isebenze nzima.

Ukunyuselwa kwiifestile ezinomgangatho ongcono we-U akukhona nje malunga neendleko zangaphambili-lutyalo-mali olucutha iindleko zokusebenza kubomi besakhiwo. Kwiimozulu ezininzi, ukongiwa kwamandla kunokongeza kwiimali ezinentsingiselo kwiminyaka nje embalwa.

Ukusebenza okuhambelanayo kwiSakhiwo sonke

Kumakhaya amakhulu okanye kwizakhiwo zorhwebo, ifestile enye engasebenzi kakuhle inokudala ukungakhululeki kwendawo kwaye ilahle ibhalansi yenkqubo yakho yokufudumeza kunye nokupholisa. Ukuba iifestile zegumbi lokuhlala ziyasebenza kodwa iifestile zegumbi lokulala azikho, uya kuqaphela amaqondo obushushu angalinganiyo kunye nokusetyenziswa kwamandla aphezulu.

Ukucacisa ii-U-values ​​ezifanayo kuzo zonke iifestile kunceda ukugcina iimeko zangaphakathi ezingaguqukiyo kwisakhiwo sonke-into ebaluleke ngakumbi kubakhi bezakhiwo, abaphuhlisi, kunye nabaphathi bepropathi abajongene neeyunithi ezininzi okanye iiprojekthi ezinkulu.

Amathuba xa i-U-Values ​​ibaluleke kakhulu

Imozulu ebandayo kunye neMixube

Uziva iziphumo ze-U-values ​​kakhulu kwiindawo ezibandayo kunye nezixubeneyo. Kwezi ndawo, iifestile ezinexabiso eliphantsi le-U zinceda ukugcina ubushushu ngaphakathi kwikhaya lakho. Oku kuthetha ukuba uhlala ushushu ngexesha lasebusika kwaye usebenzise amandla amancinci ukufudumeza. Iikhowudi zokwakha kwiindawo ezibandayo zihlala zifuna iifestile ezine-U-factors ye-0.30 okanye ngaphantsi. Unokubona ukuba ezi mfuno zitshintsha njani ngokwezowuni yemozulu kwitheyibhile engezantsi:

Ukuba uhlala kwimozulu edibeneyo, uyazuza kwakhona kwiifestile ezinexabiso eliphantsi le-U. Ezi festile zinceda ukulinganisa amaqondo obushushu angaphakathi ngaphakathi ngamaxesha ashushu nabandayo.

Imimandla eshushu kunye neLanga

Kwimimandla eshushu nenelanga, ufuna ukugcina umoya opholileyo ngaphakathi kwaye uthintele ubushushu belanga. Iifestile ezinamaxabiso e-U aphantsi zibonelela ngokugquma ngcono, nto leyo enceda ikhaya lakho lihlale lipholile. Oku kunciphisa imfuno yokupholisa umoya kwaye kwehlisa amatyala akho amandla. Kufuneka kwakhona ujonge iifestile ezine-Solar Heat Gain Coefficient ephantsi (SHGC), ngokufanelekileyo phantsi kwe-0.25. Le ndibaniselwano ivimba ubushushu obungafunekiyo kwaye igcina indawo yakho ikhululekile, nangezona ntsuku zishushu.

Ingcebiso eluncedo: Ukukhetha iifestile ezinexabiso eliphantsi le-U kunye ne-SHGC ephantsi ingenza umahluko omkhulu kwintuthuzelo yakho kunye nokonga amandla.

Iindawo ezinkulu zefestile

Ukuba ikhaya lakho lineefestile ezinkulu okanye iindonga zeglasi, ixabiso le-U libaluleke ngakumbi. Iifestile ezinkulu zivumela ukukhanya kwendalo okuninzi, kodwa zikwavumela ubushushu obuninzi ukuba bungene kwaye buphume. Nantsi into ekufuneka uyazi:

• Iifestile ezinkulu zonyusa utshintshiselwano lobushushu nangaphandle.

• Ufumana ukukhanya kwemini ngakumbi, okunokunciphisa iindleko zokukhanyisa.

• Unokubona amatyala aphezulu okufudumeza ebusika kunye namatyala aphezulu okupholisa ehlotyeni.

• Ukuyila ngokucophelela kunye nokukhetha okulungileyo kwefestile kukunceda ukonwabele umbono ngaphandle kokuchitha amandla.

Xa ubeka ingqalelo kwii-U-values, uqinisekisa ukuba iifestile zakho ezinkulu zongeza ubuhle kunye nokukhanya ngaphandle kokubangela iindleko eziphezulu zamandla.

Indlela i-U-Values ​​esebenza ngayo kunye nezinye iimpawu zefestile

Xa uthenga Iifestile ezisebenza ngamandla , uya kubona amanani amaninzi kwileyibhile. Ixabiso lika-U libalulekile, kodwa ayisiyiyo kuphela imetriki ekufuneka uyazi. Amanye amagama amabini angundoqo yi-SHGC kunye ne-R-value. Nganye ikuxelela into eyahlukileyo malunga nendlela ifestile esebenza ngayo.

U-Amaxabiso vs SHGC

Ixabiso lika-U lilinganisa indlela ifestile egcina ngayo ubushushu ukuba budlule. I-SHGC, okanye iNgcaciso yokufumana ubushushu beSola, ibonisa ukuba bungakanani ubushushu belanga obungena ngeglasi. Kuya kufuneka ujonge amanani omabini ukukhetha eyona festile ilungileyo yemozulu yakho.

Nantsi itheyibhile elula ukukunceda uthelekise:

Ingcebiso: Kwiimozulu ezibandayo, ungafuna ifestile enexabiso eliphantsi le-U kunye ne-SHGC ephezulu. Kwiimozulu ezishushu, khangela zombini ixabiso eliphantsi le-U kunye ne-SHGC ephantsi.

I-U-Values ​​vs R-Value

Usenokubona ixabiso le-R xa uthelekisa iimveliso zokugquma. I-R-value kunye ne-U-value zixhunyiwe, kodwa azifani. Ixabiso le-R likuxelela ukuba into imelana kangakanani nokuhamba kobushushu. Ixabiso lika-U libonisa ukuba ubushushu buhamba ngokukhawuleza kangakanani. Nazi izinto ezimbalwa ezibalulekileyo ekufuneka uzazi malunga nobudlelwane phakathi kwazo zombini:

• Ixabiso lika-U yireciprocal ye-R-value.

• Ukufumana ixabiso le-U: U = 1/R.

• Ukufumana ixabiso le-R: R = 1/U.

Nantsi ireferensi ekhawulezayo:

Xa ujonga zombini ixabiso le-R kunye ne-U-value, ufumana umfanekiso opheleleyo wendlela iifestile kunye neendonga zakho ezigcina ikhaya lakho likhululekile. Ixabiso le-R liqhelekileyo kwiindonga kunye nophahla. Ixabiso le-U lisemgangathweni kwiifestile kunye neengcango. Ngokudibeneyo, la manani akunceda ukhethe ezona mveliso zibalaseleyo zogcino lwamandla kunye nokuthuthuzela.

Khumbula, akukho nani elinye elibalisa lonke ibali. Soloko ujonga ixabiso le-U, SHGC, kunye nexabiso le-R ukwenza olona khetho lukrelekrele kwikhaya lakho.

Unokwenza ikhaya lakho likhululeke ngakumbi kwaye ugcine imali ngokukhetha iifestile ezine-U-Values ​​ezifanelekileyo. La manani abonisa indlela iifestile zakho eziyeka ngayo ukulahlekelwa bubushushu kwaye zinceda ukuthoba amatyala akho amandla. Sebenzisa le theyibhile ingezantsi ukukhumbula eyona nto ibalulekileyo:

Xa uthengela iifestile, jonga i-U-Values ​​ukuze ufumane eyona nto ingcono kunye nokonga.

Ijongeka njani 'Entle' i-U-Value

Akukho xabiso elinye le-U elilungele yonke iprojekthi. Yintoni ebala 'njengelungile' ixhomekeke kwimozulu yakho, uhlobo lwesakhiwo, kunye neekhowudi zamandla zasekuhlaleni.

Uluhlu lwexabiso le-U ngokubanzi

• Iifestile zokuhlala: Amaxabiso e-U asuka kwi-0.25 ukuya kwi-1.2. Kwiindawo ezibandayo, ukujoliswa kwe-0.30 okanye ngaphantsi kuqhelekileyo kumakhaya asebenzayo.

• Iifestile zorhwebo: Iimfuno ziyahluka ngokubanzi ngokusekelwe kwiikhowudi zokwakha kunye neenjongo zeprojekthi, kodwa ixabiso le-U-0.40 ukuya kwi-0.60 lihlala lijoliswe kwiindibano ezisebenza kakuhle nge-thermal.

Iikhowudi zokwakha zasekuhlaleni zihlala zibeka iimfuno ezisezantsi, kodwa ezo zimele umgangatho-ayiyomfuneko ukuba ibe yeyona nto iphezulu. Ukuba uyakha okanye uhlaziya intuthuzelo yexesha elide kunye nokusebenza kakuhle, ukuqwalasela amaxabiso e-U adlula ubuncinci bekhowudi kudla ngokuba luncedo.

Indawo yemozulu, ukuqhelaniswa nefestile, kunye nokusetyenziswa kolwakhiwo yonke into ikwindawo efanelekileyo.

Kutheni i-U-Values ​​ibalulekile xa uthenga iWindows kwi-Intanethi okanye kwisikali

Ukuthenga iifestile kunokubhida ngokukhawuleza. Amagama okuthengisa afana 'ne-energy-efficient' kunye 'high-performance' asetyenziswa ngokukhululekileyo, kodwa akasoloko ethetha into enye.

Ii-U-values ​​zibonelela ngendlela enenjongo yokuthelekisa iimveliso. Xa abavelisi ababini bebanga iifestile zabo 'zisebenza ngamandla,' ixabiso le-U likuxelela ukuba yeyiphi eyenza ngcono phantsi kweemeko zovavanyo olusemgangathweni.

Indlela yokuthelekisa iiMveliso ngokufanelekileyo

• Khangela iilebhile ze-NFRC (iBhunga leSizwe loPhando lweFenestration) e-US, okanye iziqinisekiso ezilinganayo kweminye imimandla

• Thelekisa amaxabiso e-U kwiyunithi epheleleyo yefestile, hayi nje umlinganiselo ophakathi weglasi

• Qinisekisa ukuba uthelekisa ubungakanani befestile efanayo kunye noqwalaselo

• Cela iingxelo zovavanyo ukuba i-U-values ​​ayichazwanga ngokucacileyo

Ukuthintela Amabango Alahlekisayo

Abanye abavelisi bagxininisa iimpawu ezichukumisayo ngaphandle kokubonelela ngedatha yokusebenza yokwenyani. Amabinzana afana 'iteknoloji ye-thermal' okanye 'iglasi egqunyiweyo' avakala kakuhle kodwa athetha kancinci ngaphandle kwamanani ukuwaxhasa.

Abavelisi abathembekileyo babonelela ngee-U-values ​​ezivavanyiweyo, eziqinisekisiweyo kwiimveliso zabo. Ukuba inkampani ayikwazi ukukunika idatha ecacileyo yokusebenza, leyo yiflegi ebomvu efanele ukuqwalaselwa.

Usetyenziswa njani i-U-Values ​​ukwenza iSigqibo sefestile esikrelekrele

Imibuzo Embalwa ebalulekileyo onokuyibuza abaxhasi okanye abavelisi

• Lithini ixabiso le-U yefestile epheleleyo yale mveliso (hayi nje embindini weglasi)?

• Ngaba le U-value ivavanywa ngokuzimeleyo kwaye yaqinisekiswa?

• Sesiphi isakhelo kunye neenketho zokukhenkceza ezinokuphucula ixabiso le-U ukuba liyafuneka?

• Ingaba ixabiso le-U liyohluka njani kwiisayizi ezahlukeneyo zefestile kumgca wakho?

Linini ixesha lokubeka phambili i-U-Value ngaphezu kwezinye iimpawu

I-U-value kufuneka ibe yingqwalasela ephambili xa:

• Uyakha okanye ulungisa kwindawo ebandayo okanye exubene nemozulu

• IiWindows zibonisa indawo enkulu yodonga lwakho

• Iindleko zamandla exesha elide ziphambili

• Ukuthuthuzela kufutshane neefestile kubalulekile (amagumbi okulala, iindawo zokuhlala, iiofisi)

Oko kwathiwa, ixabiso le-U yinto enye phakathi kwezinto ezininzi. Ukulinganisa ukusebenza kwe-thermal kunye nobuhle, ukusebenza, ukuqina, kunye nohlahlo lwabiwo-mali yinxalenye yokwenza ukhetho olufanelekileyo kwimeko yakho ethile.

Ukulinganisa iNtsebenzo, iAesthetics, kunye noHlahlo-lwabiwo-mali

Eyona festile ilungileyo yeprojekthi yakho ayisiyiyo enelona xabiso liphantsi le-U-yeyona ihlangabezana neemfuno zakho zokusebenza ngelixa ifanele umbono wakho woyilo kunye nemiqobo yohlahlo lwabiwo-mali.

Ukusebenza nabavelisi ababonelela ngoluhlu lwezinto onokukhetha kuzo kwaye banokukukhokelela kwibhalansi elungileyo kuhlala kuxabiseke ngakumbi kunokusukela elona nani liphantsi kunokwenzeka.

Iingcamango zokugqibela: Kutheni i-U-Values ​​ifanelwe ingqalelo yakho

Amaxabiso e-U awabukeki, kodwa sesinye sezona zalathisi zithembekileyo zendlela ifestile eza kwenza ngayo kwisakhiwo sakho. Banqumla ulwimi lwentengiso kwaye bakunika isiseko esibambekayo sokuthelekisa.

Nge I-Derchi Door , siyaqonda ukuba zonke izigqibo zefestile zibandakanya ukulinganisa ukusebenza, i-aesthetics, kunye neengqwalasela eziphathekayo. Iqela lethu lilungele ukukunceda ukuba ujonge iinkcukacha zobuchwepheshe-kubandakanya amaxabiso e-U-ukuze ufumane iifestile ezihambelana neprojekthi yakho. Nokuba usebenza kwikhaya elinye okanye kuphuhliso lwezakhiwo ezininzi, silapha ukuze sikubonelele ngobuchule kunye neemveliso ezisemgangathweni ezenza umahluko wokwenyani.