SBR (Sequencing Batch Reactor) activated sludge process for soybean lecithin production
A soybean lecithin and wastewater treatment technology, applied in biological water/sewage treatment, multi-stage water treatment, natural water treatment, etc., can solve the problems of high biochemical treatment compliance, troublesome operation, incomplete backwashing, etc., and achieve active The effect of increasing sludge concentration, prolonging sludge age, and improving biodegradability
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[0019] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
[0020] See figure 1 As shown, the present invention provides a technical solution: a SBR wastewater treatment process for soybean lecithin production, including the following steps:
[0021] (1) Pretreatment slag removal: Before entering the corresponding grease trap, the waste water is lifted to remove the larger particles of suspended solids / slag and surface oil in the water body.
[0022] (2) Pretreatment of slick oil: the raw water afte...
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