PFD ke eng?
Context:Boenjiniere ba ts'ebetso bo akarelletsa ho sebelisa lisebelisoa le mekhoa e mengata. Ho itšetlehile ka mofuta o tobileng oa tsamaiso, mekhoa e lokela ho etsisoa le ho etsisoa ho sebelisoa lipalo le saense ea k'homphieutha. Mekhoa eo ho eona phetoho ea mekhahlelo le ho leka-lekana ha mekhahlelo e leng tsa bohlokoa e hloka tlhahlobo e sebelisang melao-motheo le melao ea thermodynamics ho lekanya liphetoho tsa matla le ts'ebetso. Ho fapana le moo, mekhoa e shebaneng le phallo ea lintho tse bonahalang le matla ha li ntse li atamela ho leka-lekana e hlahlojoa hamolemo ka ho sebelisa lithuto tsa mechine ea mokelikeli le liketsahalo tsa lipalangoang. Ho hlokahala hore ho sebelisoe mekhoa ea ho ithuta ka mechine ha ho e-na le mokelikeli kapa mecha ea phatlalatso e nang le masoba le e hasaneng. Melao-motheo ea boenjiniere ba lintho tse bonahalang le eona e lokela ho sebelisoa, ha ho hlokahala.  Ho etsa thepa lefapheng la boenjiniere ba ts'ebetso ho kenyelletsa ho kenya tšebetsong mehato ea ts'ebetso ea ho kopanya. Ho sa tsotellehe lisebelisoa hantle hlokahala, thulaganyou e boenjiniere bo ka nako eo hlophisitsoeng ka ho sebelisa tshebetso phallo chate (PFD) moo lintho tse bonahalang phallo litsela, thepa polokelo (tse kang ditanka le silos), liphetoho (tse kang distillation litšiea, seamohedi / tanka hlooho, ho kopanya, karohano, pompa, joalo-joalo) le phallo sekhahla ba boletsweng, hammoho le lethathamo la tsohle liphaephe le conveyors le dikahare tsa bona, thepa thepa tse kang segokanyipalo, e tiileng e qamathelang, phatsa-boholo ba phatsa kabo, phallo sekhahla, likhatello, thempereichara, le thepa ea kaho bakeng sa liphaephe le unit trust e tshebetso.
PFD ke khutsufatso ea mokhoa oa ho phalla ha mosebetsi.  Litšoantšo tsa phallo ea ts'ebetso li hlakisa litsela tsa phallo ea thepa, lisebelisoa tsa polokelo (joalo ka litanka le li-silos), liphetoho (joalo ka litšiea tsa distillation, litanka tsa li-receiver / lihlooho, ho kopanya, karohano, ho pompa, jj.), Le sekhahla sa phallo. Li boetse li thathamisa liphaephe tsohle le li-conveyor le lintho tse ho tsona, thepa ea lintho tse bonahalang tse kang matla a khoheli, ho tiea, ho aroloa ha boholo ba likaroloana, sekhahla sa phallo, khatello, mocheso le thepa ea kaho bakeng sa liphaephe le ts'ebetso ea yuniti.