Jiko sɛgɛsɛgɛli ji furakɛli la: Flocculant Optimisation ani Sludge Dewatering in tropical Climates

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Awirilikalo tile 10, san 2021

Ji saniyayɔrɔw la, kemikoro hakɛ tali — kɛrɛnkɛrɛnnenya la, jibɔlanw ni jisumalanw — bɛ nɔ bila jibɔyɔrɔw cogoya la ani baara musakaw la. Flocculant (i n’a fɔ polyacrylamide PAM) sɔgɔsɔgɔninjɛ bɛ tali kɛ a molekiyɔmu girinya n’a hakɛ la kosɛbɛ, o min bɛ flocculation nafa jira.

Mun na ji saniyalanw mago bɛ viscosité sɛgɛsɛgɛli la

Ji saniyayɔrɔw la, kemikoro hakɛ tali — kɛrɛnkɛrɛnnenya la, jibɔlanw ni jisumalanw — bɛ nɔ bila jibɔyɔrɔw cogoya la ani baara musakaw la. Flocculant (i n’a fɔ polyacrylamide PAM) sɔgɔsɔgɔninjɛ bɛ tali kɛ a molekiyɔmu girinya n’a hakɛ la kosɛbɛ, o min bɛ flocculation nafa jira. Dose dɔgɔyali bɛ na ni flocculation (flocculation) bɛrɛbɛrɛ ye ani effluent turbidity min bɛ tɛmɛ standards kan; ni aw ye a tata hakɛ caya kojugu, o bɛ kemikɛlifɛnw tiɲɛ, wa a bɛ se ka dɔ fara bɔgɔ hakɛ kan, o bɛ kɛ sababu ye ka filɛri fini datugu.

Azi saheli-kɔrɔn fɛ ani Afiriki jamanaw na, ji saniyayɔrɔw bɛ gɛlɛyabaw sɔrɔ kɛrɛnkɛrɛnnenya la. A ka c’a la, o mara ninnu na, fɛnɲɛnamafagalanw ni fɛn gɛlɛnw caman bɛ sɔrɔ sɔrɔyɔrɔ ji la (i n’a fɔ humifɛnw sanjiba kungo yɔrɔw la, sɛnɛfɛnw jibɔyɔrɔw dugu laminiw lamini na), o bɛ jiriw de wajibiya kosɛbɛ ka tɛmɛ yɔrɔw kan minnu ka timi. O waati kelen na, jiko iziniw bɛ o maraw kɔnɔ普遍面临 baarakɛnafolo gɛlɛnw ani fɛɛrɛbɔjɛkulu minnu tɛ baarakɛlaw sɔrɔ, o bɛ fɛnba bila fura tata hakɛ tigitigi la.

Viscosité testing ye fɛɛrɛ jɔnjɔn ye min bɛ kɛ ka flocculant hakɛ ɲɛ. Ni flocculant solutions ka viscosité suman ni u hakɛ tɛ kelen ye, ‘viscosity-dosage-effluent turbidity’ jɛɲɔgɔnya misali bɛ se ka sigi sen kan walasa ka fura tata hakɛ ɲuman sɔrɔ. Azi saheli-kɔrɔnfɛla ni Afiriki jiko iziniw kɔnɔ, nin misali in bɛ se ka dɛmɛ don ka kemikɛli tiɲɛni dɔgɔya ni 10%-30% ye — o ye musaka dɔgɔyaliba ye iziniw bolo minnu ka baarakɛnafolo ka dɔgɔ.

Flocculant Viscosity Testing: Gɛlɛyaw ka bɔ laboratuwari la ka taa foro la

Flocculant solution viscosity testing bɛ ni a yɛrɛ ka danfara ye. A fɔlɔ, flocculants (kɛrɛnkɛrɛnnenya la PAM min ka molekiyɔmu girinya ka bon) ka sɔgɔsɔgɔninjɛ bɛ tali kɛ ɲɔgɔn na kosɛbɛ ni sɔgɔli hakɛ ye — sɔgɔli ka caya, o bɛ polimɛri cakɛdaw kɔrɔta ka taa a fɛ, o bɛ dɔ bɔ sɔgɔsɔgɔninjɛ yelen na. O kɔrɔ ye ko sɔgɔsɔgɔninjɛ jiginni teliya ni sɛgɛsɛgɛli funteni ka kan ka kɔlɔsi kosɛbɛ.

NDJ-1F nizɛri jiginni viskomɛtiri bɛ teliya ladilanni dɛmɛ senfɛ-senfɛ ka bɔ 0,1-100 rpm la, ni No 1-4 standard spindles ye, o bɛ se ka kɛ sababu ye ka flocculant solutions rheological behavior minɛ pewu sɔgɔli hakɛw bɛɛ la. Jiko izini QC laboratuwaraw fɛ, o seko in ye sugandili sariyaba ye.

Foro sɛgɛsɛgɛli cogoyaw Azi saheli-kɔrɔnfɛla ni Afiriki ji saniyayɔrɔw la, a ka c’a la, olu ye fɛn fɔlɔw ye. Fɛnɲɛnɛma caman tɛ jiri caman na, ni laboratuwari funteni bɛ se ka tɛmɛ 35°C kan. Funteni caman bɛ dɔ bɔ flocculant solution viscosité la, o bɛ nɔ bila sɛgɛsɛgɛli tiɲɛni na. FangService ka NDJ-1 seriyali bɛ ni funteni sɛgɛsɛgɛlikɛlan ye ani funteni musaka otomatiki, ka misali funteni sɛbɛn sɛgɛsɛgɛli senfɛ ani ka sɔgɔsɔgɔninjɛ kalanniw latilen, ka kunnafoniw dafalenw sabati hali funteni caman bɛ yɔrɔ minnu na.

Ka fara o kan, ji saniyaso minnu bɛ Azi saheli-kɔrɔn fɛ ani Afiriki, olu ka teli ka kuran tiɲɛ. NDJ-1 seriyali fanga dɔgɔyalen dilanni kɔrɔ ye ko a bɛ se ka sisan kɔrɔbɔli dafa ni kɔkanna fanga ye tigɛlen kɔfɛ, ni kunnafoni bɔnɛnen tɛ — o ye fɛn ye min nafa ka bon kosɛbɛ maraw la minnu bɛ to ka tiɲɛ (Nizeri, Pakistan, Kambodja).

Viscosité jateminɛw bɛ kɛ Sludge Dejitering la

Ji bɔli bɔgɔ la, o ye baara nafama wɛrɛ ye ji saniyayɔrɔw la. Sɔgɔsɔgɔninjɛ ka rheological properties — a viscosity ani yield stress — bɛ nɔ bila jibɔminɛnw sugandili n’u baarakɛcogo paramɛtiriw la k’u ɲɛsin ɲɔgɔn ma. Nɔgɔ min ka bon kojugu, o ka gɛlɛn ka pɔnpe kɛ; bɔgɔ min ka fin kojugu, o jibɔcogo ka dɔgɔn.

Azi saheli-kɔrɔnfɛla ni Afiriki jamanaw na, a ka c’a la, nɔgɔjibɔlanw na, fɛnɲɛnamaw ka ca ani ji hakɛ ka ca (98%-99%), o bɛ jibɔ gɛlɛya. Ni aw ye flocculants fara a kan walasa ka bɔgɔmugu rheological properties ladilan, o bɛ se ka cɛsirilan filɛriw ni centrifugew jibɔcogo ɲɛ kosɛbɛ. Viscosité sɛgɛsɛgɛli yan, o bɛ kɛ ka flocculant suguya ni a tata hakɛ sugandili ɲɛminɛ, ani ka fɛn caman kɔlɔsi bɔgɔmugu rheological jogo caman yeli la ka kɔn ji bɔli ɲɛ ani ji bɔli kɔfɛ.

FangService ka DVPlus+ LV touchscreen viscometer bɛ ni spindles ye minnu ka fɛnɲɛnamafagalanw ka dɔgɔn (ka ɲɛsin 0,1-1000 mPa·s ma), kɛrɛnkɛrɛnnenya la, minnu bɛnnen don ka fɛnɲɛnamafagalanw sɛgɛsɛgɛ minnu bɛ sanfɛla ni bɔgɔ finmanw na. A ka ɛkran min bɛ se ka maga a la, o bɛ sɛgɛsɛgɛli fɛɛrɛw dɛmɛ minnu bɛ kɛ ka kɛɲɛ ni mɔgɔw sago ye, o b’a to jiko injiniyɛriw bɛ se ka ‘sludge viscosity-dewatering efficiency’ sɛgɛsɛgɛli baarakɛcogo minnu bɛ kɛ tuma caman na, olu sigi sen kan walasa ka baara kɛ ni maga kelen ye, o bɛ baarakɛcogo ɲɛ kosɛbɛ.

Viscomètre sugandili fɛɛrɛ min bɛ kɛ jisumayɔrɔw la

Ni ji saniyalanw sugandili bɛ kɛ Azi saheli-kɔrɔnfɛla ni Afiriki kɔnɔ, balansi ka kan ka kɛ baarakɛcogo, dannaya ani musaka cɛ.

Ladilikan min bɛ don daminɛ na: NDJ-1 nizɛri jiginni viskomɛtiri. A jɔcogo ka gɛlɛn, a baara ka nɔgɔn, wa a sɔngɔ ka nɔgɔn (RMB 8000-12000 ɲɔgɔn), a bɛnnen don don o don flocculant viscosity testing ma jidagayɔrɔ QC laboratuwaraw kɔnɔ. A nɛgɛ farikolo n’a dilanni datugulen bɛ gazi sigida nɔgɔlenw ni gazi nɔgɔlenw kɛlɛ minnu bɛ sɔrɔ ji saniyayɔrɔw la.

Ladilikan min bɛ kɛ cɛmancɛ la: NDJ-1E+ nizɛri jiginni viskomɛtiri. A bɛ touchscreen jiracogo, kunnafonidilanw, ani USB bɔli fara a kan donna-modɛli kan, ka fɛɛrɛw lakanani ni jateminɛ siraw dɛmɛ, minnu bɛnnen don jiko iziniw ma minnu mago bɛ QC sɛbɛn dafalenw na.

Ladilikan premium: DVPlus+ seriyali viskomètre à écran toucher. A bɛ ni 7 ye min bɛ se ka maga a la, a bɛ se ka fɛn caman dɔn otomatiki la, ani sɛgɛsɛgɛli min bɛ kɛ ni funteni hakɛ ye, o bɛnnen don jiko laboratuwaraw bɛɛ ma minnu mago bɛ ka flocculants, sludge ani effluent quality sɛgɛsɛgɛ waati kelen na. A ka kunnafonidilanw bɛ dɛmɛ don jɛɲɔgɔnya la ni laboratuwari kunnafonidilanw (LIMS) ye, ka sariyaw dafa minnu bɛ ka gɛlɛya ka taa a fɛ.

Ladilikan kɛrɛnkɛrɛnnen: Yɔrɔ minnu na kuran bɛ to ka tiɲɛ, aw bɛ UPS (miniti 30 ɲɔgɔn baara) ni batiriw labɛn ka fara o kan. FangService ka NDJ-1 seriyali kɔnɔ, batiriw bɛ sɔrɔ a kɔnɔ i n’a fɔ sariya, o b’a to sisan sɛgɛsɛgɛli ka ban ani ka kunnafoniw mara kuran tiɲɛnen kɔfɛ.

Ladilikan nafamaw: Ka seko ni dɔnko sɛgɛsɛgɛli seko sabati SEA ni Afiriki jiko iziniw kɔnɔ

Ni aw bɛ se ka sɔgɔsɔgɔninjɛ sɛgɛsɛgɛli seko jɔ Azi saheli-kɔrɔnfɛla ni Afiriki ji saniyayɔrɔw la, an bɛ ‘sen misɛnninw, segin-ka-bɔnye teliya’ fɛɛrɛ dɔ laadi.

Taabolo fɔlɔ : Aw bɛ NDJ-1 nizɛri jiginni viskomɛtiri kelen sɔrɔ ni fɛn wajibiyalenw ye (saniya min bɛ funteni tuma bɛɛ, sɔgɔlilan jɔnjɔnw, ji min bɛ jateminɛ kɛ), o bɛɛ lajɛlen musaka bɛ se RMB 15.000-20.000 ma. Aw bɛ tile 2-3 baarakɛcogo jɔnjɔn kalan di fɛɛrɛtigɛlaw ma.

Taabolo 2nan : Ka jɛɲɔgɔnya kunnafoniw lajɛ flocculant viscosity ni effluent turbidity cɛ don o don baara kɛtuma na, ka sigida la ‘optimal dosing viscosity range’ sigi sen kan. Nin kunnafoniw nafa ka bon kosɛbɛ waleyali la ka tɛmɛ nafaw kan minnu bɛ bɔ fɛn dilanbagaw fɛ.

Taabolo 3nan : Aw bɛ minɛnw sɛmɛntiya ka kɛɲɛ ni mago lakikaw ye. Ni minɛn minnu bɛ yen, olu tɛ se ka sɛgɛsɛgɛli magow ɲɛ fɛn dɔw la (i n’a fɔ bɔgɔdaga minnu ka gɛlɛn kosɛbɛ walima minnu ka gɛlɛn kosɛbɛ), aw bɛ a lajɛ ka fɛnw sɛmɛntiya ka taa DVPlus+ seriyali la walima ka fɛn kɛrɛnkɛrɛnnenw fara u kan.

FangService bɛ sigidamɔgɔw ka fɛɛrɛbɔ dɛmɛ ani ka fɛnw dilan Azi saheli-kɔrɔnfɛla ni Afiriki ji saniyayɔrɔw ye. Baarakɛyɔrɔw b’an bolo Bangkok, Jakarta, Nairobi ani Lagos, minnu bɛ jaabi teliya di ani ka kalan kɛ yɔrɔ la. Ka fara o kan, an bɛ ‘Flocculant Viscosity Testing Standard Operating Procedure (SOP)’ misali dɔ di min dilannen don ji saniya baara kama, min bɛ Angilɛkan, Faransikan, Swahilikan ani Ɛndonezikan dɛmɛ, ka baarakɛdabaw dɛmɛ u ka teliya ka sɛgɛsɛgɛli kɛcogo sigi senkan minnu bɛ bɛn sariya ma. View the Viscosity Measurement Instruments Collection