Yin amfani da tsarin gurɓataccen iskar gas mai ƙone wuta (FGD) a matsayin misali, wannan bincike yana nazarin batutuwan da ke cikin tsarin ruwan sha na FGD na gargajiya, kamar ƙarancin ƙira da ƙimar gazawar kayan aiki. Ta hanyar haɓakawa da yawa da gyare-gyare na fasaha, an rage ƙaƙƙarfan abun ciki a cikin ruwan sharar gida, yana tabbatar da aikin tsarin al'ada da rage farashin aiki da kulawa. An ba da shawarar mafita da shawarwari masu dacewa, suna ba da ƙwaƙƙwaran ginshiƙai don cimma nasarar fitar da ruwan sha a nan gaba.
1. Tsarin Tsarin
Tashar wutar lantarki da ake kora kwal galibi suna amfani da tsarin FGD jika na limestone-gypsum, wanda ke amfani da farar ƙasa (CaCO₃) azaman abin sha. Wannan tsari babu makawa ya samar da ruwan sharar FGD. A wannan yanayin, tsarin FGD jika guda biyu suna raba sashin kula da ruwa guda ɗaya. Madogarar ruwan sharar ruwa ita ce ambaliya ta gypsum cyclone, ana sarrafa ta ta hanyar amfani da hanyoyin gargajiya (tsarin tanki sau uku) tare da ƙirar ƙira na 22.8 t / h. Ana zubar da ruwan sha da aka yi da shi da nisan kilomita 6 zuwa wurin zubar da ƙura don hana ƙura.
2. Manyan Batutuwa a Tsarin Asali
Diaphragm na famfunan allurai sau da yawa yana yoyo ko kasawa, yana hana ci gaba da yin amfani da sinadarai. Matsakaicin rashin gazawa a cikin matsewar tace-da-frame da famfo sludge yana ƙara yawan buƙatun aiki da hana cire sludge, rage tsatsauran ra'ayi a cikin masu bayyanawa.
Ruwan sharar gida, wanda ya samo asali daga guguwar gypsum cyclone, yana da nauyin kusan 1,040 kg/m³ tare da ƙaƙƙarfan abun ciki na 3.7%. Wannan ya ɓata ikon tsarin don ci gaba da fitar da ruwan da aka yi da magani da sarrafa ma'aunin ion mai cutarwa a cikin abin sha.
3. gyare-gyare na farko
Haɓaka Sinadari:
An shigar da ƙarin tankunan sinadarai a saman tsarin tanki uku don tabbatar da daidaiton allurai ta hanyar nauyi, wanda ke sarrafa shi.kan layi maida hankali mita.
Sakamako: Ingantacciyar ingancin ruwa, kodayake har yanzu ana buƙatar lalata. Fitar yau da kullun ya ragu zuwa m³ 200, wanda bai isa ba don ingantaccen aiki na tsarin FGD guda biyu. Farashin sayayya ya yi yawa, matsakaicin 12 CNY/ton.
Sake Amfani da Ruwan Sharar gida don Cire ƙura:
An shigar da famfunan ruwa a ƙasan mai bayyanawa don karkatar da wani yanki na ruwan sharar gida zuwa toka silos don haɗawa da humidity.
Sakamako: Rage matsa lamba akan wurin da ake zubarwa amma har yanzu yana haifar da tashin hankali da rashin bin ka'idojin fitarwa.
4. Matakan ingantawa na yanzu
Tare da tsauraran ƙa'idodin muhalli, ƙarin haɓaka tsarin ya zama dole.
4.1 Daidaita Sinadarai da Ci gaba da Aiki
Kula da pH tsakanin 9-10 ta hanyar ƙara yawan sinadarai:
Amfanin yau da kullun: lemun tsami (kg 45), coagulants (75kg), da flocculants.
An tabbatar da fitar da ruwa mai tsafta 240m³/rana bayan aiki na tsaka-tsaki.
4.2 Mayar da Tankin Ruwa na Gaggawa
Amfani biyu na tankin gaggawa:
Lokacin raguwa: Ma'ajiyar slurry.
A lokacin aiki: nakasasshen yanayi don fitar da ruwa mai tsabta.
Ingantawa:
Ƙara bawuloli da bututu a matakan tanki daban-daban don ba da damar ayyuka masu sassauƙa.
An mayar da gypsum mai laushi zuwa tsarin don cire ruwa ko sake amfani da shi.
4.3 Canje-canje a Faɗin Tsari
Rage yawan daskararrun daskararru a cikin ruwan sharar gida mai shigowa ta hanyar tura tacewa daga tsarin cire ruwa na bel zuwa tankin buffer ruwa.
Ingantacciyar aikin lalata ta hanyar rage lokutan daidaitawa ta hanyar yin amfani da sinadarai a cikin tankunan gaggawa.
5. Amfanin Ingantawa
Ingantacciyar Ƙarfin:
Ci gaba da aiki tare da fitar da ruwa sama da 400m³ na yau da kullun.
Ingancin ion maida hankali iko a cikin abin sha.
Sauƙaƙe Ayyuka:
An kawar da buƙatar faranti-da-frame tace latsa.
Rage aiki don sarrafa sludge.
Ingantattun Dogarorin Tsari:
Babban sassauci a cikin jadawalin sarrafa ruwan sharar gida.
Babban amincin kayan aiki.
Tattalin Kuɗi:
An rage amfani da sinadaran zuwa lemun tsami (1.4kg/t), coagulant (0.1 kg/t), da flocculants (0.23 kg/t).
An rage farashin magani zuwa 5.4 CNY/ton.
Ajiye na shekara-shekara na kusan 948,000 CNY a cikin farashin sinadarai.
Kammalawa
Inganta tsarin ruwan sharar gida na FGD ya haifar da ingantacciyar ingantacciyar inganci, rage farashi, da bin ka'idojin muhalli masu tsauri. Waɗannan matakan suna yin nuni ne ga tsarin makamantan su da ke neman cimma ruwa mara kyau da dorewa na dogon lokaci.
Lokacin aikawa: Janairu-21-2025
