I-Unit yaseBrithani Yokushisa (BTU) iyinani lokushisa kwamandla okudingekayo ukuphakamisa izinga lokushisa elilodwa lamakhilogremu ngamanzi ngesilinganiso esisodwa F. Lesi yisilinganiso esilinganiselwe esisetshenziselwa ukuchaza inani lamandla ukuthi uhlobo lwephethiloli nalo inani lokukhishwa kwanoma iyiphi idivayisi yokukhiqiza ukushisa. Abaningi bama-air conditioners, imishini yegesi, nokushisa amasistimu banamandla okulinganiselwa kuma-BTU. Leyunithi yokulinganisa ivumela labo abathengi izinto zokusebenzisa izinto ze-propane kanye nemishini ukuhlola inani lamandla akwazi ukulidala.
Indlela i-BTU isebenza ngayo imigomo ye-Layman
Cabanga ukuthatha amanzi angamakhilogremu angu-8 bese uwabeka esitofu. Uma amanzi engama-degrees ama-F (15 degrees C), futhi ufuna ukuwahambisa ngamathumba ama-212 degrees F (100 degrees C), uzodinga ama-BTU angu-1,200 ukwenza kanjalo. Lokhu kusho uhlelo oluvaliwe, okuyinto isitofu sakho, i-grill grill, noma enye into yokupheka ayikho. Ngokusho komthetho we-thermodynamics, uhlelo oluvaliwe luhlukaniswe nendawo okuyoyungezwe ngumngcele ongenawo ukudluliselwa kwamandla kuwo. Kulesi simo, ama-BTU alahlekelwe amandla.
Umshini ongenisa umoya
Ubukhulu be-air conditioner buvame ukulinganisa kuma-BTU. Isibonelo, i-air conditioner ifanele ifasitela ingaba nesilinganiso se-BTU esingu-10,000. Ukuze uthole i-air conditioner ephelele efasiteleni lakho nasendlini yakho, kuzodingeka ucabangele imidwebo yesigcawu se-home and BTU system conditioning system edingekayo, ikakhulukazi kuzo zonke izindawo ukuze zipholile.
Ukwengeza, nge-BTU, ungakwazi ukubala ukulinganiswa kwamandla kagesi (EER). Ukuze wenze kanjalo, mane nje uhlukanise isilinganiso se-BTU phezu kwe-wattage. Ukuqonda leli gama kuzokusiza ukuthi ukhethe izinhlelo ezifudumele zokushisa nezokupholisa ezihlukile ekhaya lakho.
Izinto ezivuthayo
Zonke izinto ezinokushisa ziba nesilinganiso se-BTU.
Ngokwesibonelo, i-propane inama-BTU angaba ngu-15 000 nge-pounds, amalahle anama-BTU angaba ngu-9 000 ngekhadi ngalinye, futhi izinkuni ezomile zinama-BTU angaba ngu-7 000 ngekhadi ngalinye. Lokhu kukunika umqondo wokuthi ungakudinga uphethiloli okwanele ukupheka okuthile, isibonelo.
Amapende angase afune ukucabangela ububanzi be-BTU. Isitofu esisekhaya ngokuvamile sinama-BTU angu-7 000 ngomshini wokushisa, kanti ukushisa okwenziwe ukupheka okushisa kunama-3 000 kuya ku-5,000 BTU. Noma kunjalo, isilinganiso se-BTU salolu hlobo lokushisa singakhuphukela ku-12,000. Ngokweqhathanisa, uhla lwezisebenzi eziyisithupha oluvuthayo olushisayo luba ngu-12,000 kuya ku-20,000 BTU, kanti ububanzi be-wok buphakathi kuka-90,000 kuya ku-150,000 BTU, ngokwesilinganiso.
I-Gas Grills
Uma kuziwa kuma- grill grills , bonke banesilinganiso esiphezulu se-BTU ngehora. Uma ubona i-grill engu-35,000 ye-BTU gas, isibonelo, lokho kusho ukuthi i-grill ibeka ama-BTU angu-35,000 kuwo wonke ama-burner ayo ahlanganisiwe ngehora elilodwa, noma isebenzisa okungenani amakhilogremu amabili we-propane ngehora.
Ngenkathi isibalo se-BTU ku-grill grill akusho ukuthi ikuphi ukushisa okuzokhiqiza, ikunika umbono ojwayelekile wokukhishwa kwawo okushisa, futhi ikutshela ukuthi uzotshiswa kangakanani. Ezinye izinto ezihlobene nokushisa kwe-grill, noma ukuthi kuzokwenza kanjani ukupheka okuphezulu okushisa, kuhlobene nokukwakhiwa, ukuthi ukushisa kugcinwe kanjani ngaphakathi kwe-grill, nokukhululeka kwamagxolo okupheka.