Baghouse

Gidan jaka, wanda aka fi sani da matattarar jaka, matattarar jakar, ko matattarar masana'anta na'urar Kula da gurɓataccen iska ce da mai tara ƙura wanda ke cire ƙwayoyin da aka kwashe a cikin iskar gas da aka saki daga hanyoyin kasuwanci. Tsire-tsire na wutar lantarki, masana'antun ƙarfe, masu samar da magunguna, masu samar le abinci, masu samarwa da sinadarai da sauran kamfanonin masana'antu galibi suna amfani da baghouses don sarrafa fitar da gurbataccen iska. Baghouses sun shiga amfani da yawa a ƙarshen 1970s bayan kirkirar masana'antun zafin jiki (don amfani a cikin kafofin watsa labarai) wanda zai iya tsayayya da yanayin zafi sama da  ° F (177 ° C). 

Ba kamar Masu saurin lantarki ba, inda aikin zai iya bambanta sosai dangane da tsari da yanayin lantarki, ɗakunan aiki suna da ƙwarewar tattara ƙwayoyin cuta na 99% ko mafi kyau, koda kuwa girman ƙwayoyin ya yi ƙanƙanta sosai.

 Aiki 
Yawancin baghouses suna amfani da dogon, jaka na cylindrical (ko tubes) da aka yi da yadudduka ko felted a matsayin matsakaiciyar tacewa. Don aikace-aikace inda akwai ƙananan ƙura da yanayin iskar gas shine  ° F (121 ° C) ko ƙasa da haka, ana amfani da katunan da ba a yi amfani da su ba a wasu lokuta azaman tace kafofin watsa labarai maimakon jaka.

Gas mai dauke da turɓaya ko iska yana shiga cikin jakar ta hanyar hoppers kuma ana jagoranta shi cikin ɗakin jakar. Ana jawo iskar ta cikin jaka, ko dai a ciki ko a waje dangane da hanyar tsaftacewa, kuma wani nau'i na ƙura yana tarawa a saman kafofin watsa labarai har sai iska ba za ta iya motsawa ta hanyarsa ba. Lokacin da isasshen matsin lamba (ΔP) ya faru, tsarin tsaftacewa ya fara. Tsabtace-tsabtace na iya faruwa yayin da gidan jaka ke kan layi (filtering) ko kuma yana kan layi (a ware). Lokacin da ɗakin ya kasance mai tsabta, tacewa na yau da kullun ya ci gaba.

Gas mai dauke da turɓaya ko iska yana shiga cikin jakar ta hanyar hoppers kuma ana jagoranta shi cikin ɗakin jakar. Ana jawo iskar ta cikin jaka, ko dai a ciki ko a waje dangane da hanyar tsaftacewa, kuma wani nau'i na ƙura yana tarawa a saman kafofin watsa labarai har sai iska ba za ta iya motsawa ta hanyarsa ba. Lokacin da isasshen matsin lamba (ΔP) ya faru, tsarin tsaftacewa ya fara. Tsabtace-tsabtace na iya faruwa yayin da gidan jaka ke kan layi (filtering) ko kuma yana kan layi (a ware). Lokacin da ɗakin ya kasance mai tsabta, tacewa na yau da kullun ya ci gaba. suna da ingantattun masu tara ƙwayoyin cuta saboda kek ɗin ƙura da aka kafa a saman jaka. Kayan yana ba da farfajiyar da ƙura ke tattarawa ta hanyar hanyoyin da ke biyowa guda huɗu: 

 Tarin Inertial - Yankin ƙura ya buge fiber ɗin da aka sanya a tsaye zuwa hanyar iskar gas maimakon canza hanyar tare da iskar gas.
 Tsayarwa - Abubuwan da ba su ƙetare layin ruwa ba sun haɗu da fiber saboda girman fiber.
 Motsi na Brownian - Ana rarraba barbashi na Submicrometre, yana ƙara yiwuwar hulɗa tsakanin barbashi da tattara wurare.
 Ƙarfin electrostatic - Kasancewar cajin electrostatic a kan barbashi da tacewa na iya ƙara ɗaukar ƙura.

Haɗin waɗannan hanyoyin yana haifar da samar da cake na ƙura a kan tacewa, wanda a ƙarshe ya kara juriya ga iskar gas. Dole ne a tsabtace matattarar lokaci-lokaci.

Don tabbatar da cewa jakunkuna masu tacewa suna da tsawon rayuwa ana lulluɓe su da kayan haɓaka tacewa (pre-coat). Yin amfani da dutsen ƙasa mai ƙarancin sinadarai (calcium carbonate) ya fi yawa yayin da yake ƙara haɓakar tarin ƙura (ciki har da ash ƙuda ) ta hanyar samuwar abin da ake kira cake ɗin ƙura ko sutura a saman kafofin watsa labarai na tacewa. Wannan tarko da kyau barbashi amma kuma bayar da kariya ga jakar kanta daga danshi, da kuma m ko m barbashi wanda zai iya daure tace kafofin watsa labarai. Ba tare da riga-kafi ba jakar tacewa tana ba da damar ƙyalli masu kyau su zub da jini ta hanyar tsarin tace jakar, musamman yayin farawa, saboda jakar tana iya yin wani ɓangare na tacewa kawai yana barin mafi kyawun sassa zuwa ga kek ɗin ƙurar tacewa.

 Manazarta 
Rukuni:Shafuka masu fassarorin da ba'a duba ba