Method for treating recirculated cooling water containing out oil product
A technology of circulating cooling water and treatment methods, applied in biological water/sewage treatment, water/sewage multi-stage treatment, water/sludge/sewage treatment, etc., can solve the problems of expensive biological enzyme purifiers, etc., to ensure Water treatment effect, cost saving, system stability effect
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Embodiment 1
[0020] Preparation of oil stripping dispersant: 10g dodecyl dimethyl benzyl ammonium chloride and 10g tetradecyl dimethyl benzyl ammonium chloride, 15g N, N-dimethyl dodecylamine and 5g Add N, N-dimethyltetradecylamine, 35g of coconut oleic acid diethanolamine condensate (diethanol coconut oil amide), and 25g of water into the container, and shake well.
[0021] Preparation of corrosion and scale inhibitors: Dissolve 6.5g of zinc sulfate heptahydrate in 33.5g of water, dissolve evenly, add 5g of sodium molybdate, fully dissolve, add 10g of HEDP with a concentration of 50% and 10g of PBTCA with a concentration of 50% , shake well, add 35g solid content and be 30% AA / HPA binary copolymer (weight ratio is AA / HPA=70 / 30, the limit viscosity number at 30 ℃ is 0.060-0.095dl / g), shake well.
[0022] Preparation of nutrients for microbial growth: Dissolve 4 grams of sodium nitrate in 66 grams of water, dissolve evenly, add 30 grams of lactic acid, fully dissolve, and shake well.
[0023...
Embodiment 2
[0026] Preparation of oil stripping dispersant: 20g tetradecyldimethylbenzyl ammonium chloride, 15g N, N-dimethyltetradecylamine, 35g coconut oleic acid diethanolamine condensate and 30g water are added to the container, Shake well.
[0027] Preparation of corrosion and scale inhibitors: Dissolve 6g of zinc chloride in 36g of water, dissolve evenly, fully dissolve, add 8g of sodium molybdate, fully dissolve, add 10g of 40% HPAA and 10g of 50% PBTCA, shake well, add 30g of AA / HPA binary copolymer with a solid content of 30% (the weight ratio is AA / HPA=80 / 20, the limiting viscosity number at 30°C is 0.060-0.095dl / g), shake well .
[0028] Preparation of nutrients for microbial growth: Dissolve 3 grams of potassium nitrate and 2 grams of peptone in 60 grams of water, dissolve evenly, add 35 grams of glucose, fully dissolve, and shake well.
[0029] Apply a uniform layer of wax base oil on one side of the test coupon to form an oil film layer, place it in the raw water for the t...
Embodiment 3
[0032] Preparation of oil stripping dispersant: Add 15g of dodecyldimethylbenzyl ammonium chloride, 10g of N, N-dimethyldodecylamine, 45g of diethanol palmitamide and 30g of water into the container, shake well .
[0033] Preparation of corrosion and scale inhibitors: Dissolve 5g of zinc chloride in 34g of water, dissolve evenly, add 5g of sodium molybdate, fully dissolve, add 8g of HPAA with a concentration of 40%, 8g of aminotrimethylene with a concentration of 55% Phosphonic acid (ATMP) and 10g concentration are 50% PBTCA, shake up, add 30g solid content and be that 30% AA / AMPS contains sulfonic acid group binary copolymer (weight ratio is AA / AMPS=70 / 30, 30 ℃ When the limiting viscosity number is 3 0.060-0.095dl / g), shake well.
[0034] Preparation of microbial enzyme nutrients: 2 grams of urea and 3 grams of beef extract were dissolved in 60 grams of water, dissolved evenly, and 20 grams of glucose and 15 grams of lactic acid were added, fully dissolved, and shaken evenly...
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