Reinforcing agent and method for treating high-salt and low-temperature wastewater
A wastewater treatment and enhancer technology, applied in chemical instruments and methods, special compound water treatment, biological water/sewage treatment, etc., can solve the problem that the treatment effect is not as good as the treatment effect, affects the activity of anammox bacteria, affects the cell activity, etc. problem, to achieve the effect of saving energy and materials, facilitating popularization and application, and simple process
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Embodiment 1
[0017] The process of this embodiment is implemented in a continuous anaerobic membrane bioreactor, the membrane used is a hollow fiber ultrafiltration membrane, which is arranged inside the reactor, and the microorganisms are all trapped in the reactor to avoid the loss of microorganisms .
[0018] The present embodiment deals with the high-salt and low-temperature waste water produced by a certain seafood processing enterprise, and its water quality index is as shown in Table 1,
[0019] Table 1 Quality indicators of seafood processing wastewater
[0020] project scope average COD / (mg / L) 767-1055 927 Ammonia nitrogen / (mg / L) 56-97 82 Salinity / (mg / L) 25271-34105 29565 temperature / (℃) 5-15 10 pH 6.0-7.5 6.8
[0021] The specific process of the above wastewater treatment is as follows:
[0022] (1) A fortifier consisting of mannitol, tetrahydropyrimidine, trehalose, amino acid, potassium salt, inositol methyl ester, fructan, ...
Embodiment 2
[0025] The technological process of this embodiment is implemented in a sequencing batch reactor. After the reaction is completed, the sludge is completely settled and then drained, and the microorganisms are all trapped in the reactor to avoid the loss of microorganisms.
[0026] In this embodiment, the high-salt and low-temperature waste water produced by a certain mustard pickling enterprise is treated, and its water quality index is shown in Table 2.
[0027] Table 2 Water quality index of mustard pickling wastewater
[0028] project scope average COD / (mg / L) 3465-4917 4091 Ammonia nitrogen / (mg / L) 47-62 55 Salinity / (mg / L) 37105-52851 47097 temperature / (℃) 8-18 14 pH 4.5-6.2 5.5
[0029] The specific process of the above wastewater treatment is as follows:
[0030] (1) A fortifier consisting of mannitol, tetrahydropyrimidine, trehalose, amino acid, potassium salt, inositol methyl ester, fructan, dimethyl sulfoxide, methano...
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