1. Tej yam tshuaj lom neeg tiv thaiv cov pa oxygen?
HYLAZINE thiab derivatives (DEHA, carbohydrazine). Sodium sulfite rau txo siab siab. Tswj hwm cov xwm txheej (<7 ppb O₂). Must be properly dosed. Deaerators provide primary protection.
2. Cas phosphate kho mob?
Cov foos tiv thaiv calcium phospium txheej. Buffers Ph los tiv thaiv cov acidic / caustic corrosion. Disperses sludge hais. Kev ua ke phosphate / pH tseem ceeb heev. Niaj hnub nimno tsawg-phosphate cov kev pab muaj.
3. Dab tsi yog nruab nrab amines?
Morpholline, cyclohexylamine, DEAIN. Neutralize carbonic acid. Tsa pH pub mis. Volatile kom faib cov kab ke. Xaiv raws li cov khoom faib tawm.
4. Lub tshuab tawg tau zoo li cas?
Nruam kev sib tsoo kom muaj cov qib nruj. Sib quas sib tsoo tawg tshem tawm sludge. Kev txiav txim siab raws li kev ua haujlwm. Cua sov rov qab zoo txhim kho kev ua tau zoo. Feem ntau 1-5% ntawm cov ncu txaus.
5. Dab tsi yog tshuaj ntsuam xyuas kev xav tau?
Nruam online ph / conductivity. Kev ntsuas txhua hnub. Txhua lub limtiam. Corrosion Daim Coupon xyuas. Tso nyiaj ntsuas thaum lub sijhawm tawm.
