Fertilizer khoom siv rau npua quav quav

Fertilizer cov cuab yeej siv rau npua quav feem ntau suav nrog cov txheej txheem thiab khoom siv hauv qab no:
1.Collection thiab cia: npua quav quav yog sau thiab khaws cia rau hauv ib cheeb tsam.
2.Drying: npua quav yog qhuav kom txo cov dej noo thiab tshem tawm cov kab mob.Cov khoom siv ziab tuaj yeem suav nrog lub tshuab ziab khaub ncaws lossis lub tshuab ziab khaub ncaws.
3.Crushing: Qhuav npua quav yog crushed kom txo particle loj rau kev ua ntxiv.Cov khoom siv crushing tuaj yeem suav nrog crusher lossis rauj zeb.
4.Mixing: Ntau yam additives, xws li nitrogen, phosphorus, thiab poov tshuaj, yog ntxiv rau crushed npua manure los tsim ib tug sib npaug fertilizer.Cov cuab yeej sib xyaw tuaj yeem suav nrog cov kab rov tav sib tov lossis ntsug tov khoom.
5.Granulation: Cov sib tov yog ces tsim rau hauv granules kom yooj yim ntawm tuav thiab daim ntawv thov.Cov khoom siv granulation tuaj yeem suav nrog lub disc granulator, lub nruas teb granulator, lossis lub lauj kaub granulator.
6.Drying thiab txias: Cov granules tsim tshiab yog ces qhuav thiab txias kom lawv tawv thiab tiv thaiv clumping.Cov khoom ziab thiab cua txias tuaj yeem suav nrog lub tshuab ziab khaub ncaws thiab lub tshuab ziab khaub ncaws.
7.Screening: Cov chiv ua tiav raug tshuaj xyuas kom tshem tawm cov khoom loj lossis qhov tsis zoo.Cov cuab yeej tshuaj ntsuam xyuas tuaj yeem suav nrog lub ntsuas ntsuas teb lossis lub vibrating screener.
8.Coating: Ib txheej tuaj yeem siv rau cov granules los tswj cov zaub mov tso tawm thiab txhim kho lawv cov tsos.Cov khoom siv txheej txheej tuaj yeem suav nrog lub tshuab rotary txheej.
9.Packaging: Cov kauj ruam kawg yog txhawm rau ntim cov chiv tiav rau hauv hnab lossis lwm lub thawv rau kev faib thiab muag.Cov khoom ntim tuaj yeem suav nrog lub hnab ntim khoom lossis lub tshuab hnyav thiab ntim khoom.