flopam fo4490 blufloc cpam for slaughter wastewater treatment

flopam fo4490 blufloc cpam for slaughter wastewater treatment
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  • Does Pam coagulation affect the dewaterability of MBR sludge?
  • Combination of PAM with strong and weak organic coagulants such as polyDADMAC and polyamine respectively is expected to have an influence on the electro-kinetics of flocs size and consequently the dewaterability of a real highly stable MBR sludge.
  • What is floc size analysis in sludge conditioned with coagulants?
  • Floc size analysis is conducted on the sludge conditioned with coagulants only and coagulants-flocculants hybrid system. As mentioned earlier, polyDADMAC and polyamine coagulants act as destabilizers and produce small flocs. Fig. 5 shows an example of the floc size distribution of sludge conditioned with FL 2949.
  • What is the difference between Pam and organic coagulants?
  • In general, the size of the flocs has increased when either organic coagulants or PAMs are added to the MBR sludge having D 50 = 17 μm. However, when PAMs are used alone, larger flocs are produced compared to organic coagulants or hybrid systems where adsorption, charge neutralization, and bridging mechanisms are involved.
  • How much sludge is reduced by coagulation flocculation?
  • These reductions range from 50 to 80 % depending on the dose and type of the polymer. Chitikela and Dentel [ 30] have also reported a 60 % reduction in the optimal doses by using the hybrid coagulation-flocculation system in conditioning and dewatering of anaerobically digested sludge.