Na yi imanin cewa yawancin masana'antun sarrafa abinci ba baƙon tukwane ba ne. Tukwane masu jaki suna buƙatar tushen zafi. An raba tukwane masu jakunkuna zuwa tukwane masu dumama wutar lantarki, tukwane masu dumama tururi, tukwane masu dumama gas, da tukwane masu dumama lantarki bisa ga tushen zafi daban-daban. Mai zuwa shine nazarin nau'ikan nau'ikan tukwane na sanwici daga ra'ayoyi biyu waɗanda kowa ya fi damuwa da su - yawan amfani da makamashi da farashin aiki na kayan aiki da amincin samarwa.
Gilashin dumama wutar lantarki yana gudanar da zafi zuwa tukunyar da aka rufe ta hanyar dumama wutar lantarki da mai canja wurin zafi. Haɗaɗɗen tanderun daɗaɗɗen zafin jiki ne da tukunyar jakunkuna. Ya kamata a kula da shi ta Ofishin Kula da Ingancin a matsayin tanderun zafin jiki azaman kayan aiki na musamman. Wutar lantarki mai dumama dumama tukunyar tukunyar jirgi mai jaket a halin yanzu a kasuwa rufaffiyar tanderun zafin jiki ce. Yayin da zafin mai na dumama lantarki ya karu, mai canja wurin zafi zai zama datti. Murfin da aka rufe ba shi da na'urori masu aminci da masu faɗaɗawa, kuma haɗarin fashewa yana da yawa. Maɗaukaki, mara lafiya, matsa lamba na tukunyar sanwici yana ƙasa da 0.1MPA a matsayin jirgin ruwa na yanayi, kuma sama da 0.1MPA jirgin ruwa ne.
Mai canja wurin zafi yana da ƙayyadaddun ƙarfin zafi da wurin tafasa, zafin jiki na iya kaiwa sama da digiri 300 na ma'aunin celcius, kuma yanayin dumama bai dace ba. Koyaya, kamfanoni gabaɗaya ba sa la'akari da amfani da wutar lantarki wajen samarwa. Ko dumama sandar wutar lantarki ne ko dumama makamashin lantarki, farashin wutar lantarki ya yi yawa. Bugu da ƙari, yawancin hanyoyin zafi suna amfani da wutar lantarki na 380V, kuma ƙarfin lantarki na wasu wuraren samarwa ba zai iya isa iyaka ba. Misali, wutar lantarki ta tukunyar sanwici mai nauyin 600L kusan 40KW ne. Idan aka yi la'akari da cewa amfani da wutar lantarki na masana'antu shine yuan 1 / kWh, farashin wutar lantarki a kowace awa shine 40*1=40 yuan.
Tukwane mai zafi mai zafi na iskar gas yana gudanar da zafi zuwa tukunyar da aka rufe ta hanyar konewar iskar gas (gas na dabi'a, iskar gas mai ruwa, iskar gas). Haɗaɗɗen murhun iskar gas da tukunyar sandwich. Zazzabi na tanderun iskar gas yana da ƙarfi sosai, kuma wutar tanderun iskar gas tana da ƙarfi, amma harshen wuta zai taru, ajiyar carbon yana da sauƙin coke, ƙimar dumama yana da hankali fiye da na tururi da dumama wutar lantarki. Ga tukunyar sanwici mai nauyin lita 600, yawan makamashin iskar gas ya kai kimanin mita 7 a cikin sa'a guda, kuma ana lissafin iskar gas a kan yuan yuan 3.8 a kowace mita kubik, kuma farashin iskar gas a sa'a ya kai 7*3.8=19 yuan.
Turi mai dumama tukunyar tukunyar yana gudanar da zafi zuwa tukunyar da aka yi masa jakin ta cikin matsanancin zafi na waje, kuma tururi yana motsawa. Wurin dumama tukunyar sanwici ya fi girma kuma dumama ya fi iri ɗaya. Idan aka kwatanta da wutar lantarki da iskar gas, ƙarfin zafi ya fi girma. , Girman tururi yana daidaitacce, kuma shine zaɓi na farko na kamfanoni da yawa. Ma'auni na tukunyar jirgi mai jakunkuna gabaɗaya suna ba da matsin lamba na aiki, kamar 0.3Mpa, tukunyar jirgi mai jaket 600L yana buƙatar ƙarfin fitarwa na kusan 100kg/L, injin janareta na gas mai nauyin ton 0.12, matsakaicin matsa lamba na 0.5mpa, kayayyaki na iya aiki da kansu, kuma iskar gas na iya amfani da ita shine 4.5 ~ 9m3 / h, ana ba da iskar gas akan buƙata, iskar gas shine ƙididdiga a 3.8 yuan/m3, kuma farashin iskar gas a kowace awa shine yuan 17 ~ 34.
Binciken ya nuna cewa daga yanayin aminci da farashin aiki, yin amfani da na'urorin sarrafa tururi na sandwich ya fi tanadin makamashi da adana kuɗi, kuma amincin samarwa ya fi tsaro.
Lokacin aikawa: Juni-16-2023
