Effect of different carbon sources on the biological phosphorus removal by a sequencing batch reactor using pressurized pure oxygen

Figures & data

Table 1. Different carbon sources in POSBRs.

	POSBR1	POSBR2	POSBR3
CH3COONa (mg/L)	586	440	293
Soluble starch (mg/L)	–	93	186

Figure 1. PO₄-P concentration and removal efficiency of three POSBRs: POSBR1 (a),[20] POSBR2 (b) and POSBR3 (c); number of times that the MLVSS concentration increased compared to the initial value in three POSBRs (d).

Figure 2. ORP and temperature of wastewater during one cycle on day 30: POSBR1 (a),[20] POSBR2 (b) and POSBR3 (c).

Figure 3. VFA, PHA and PO4-P concentrations during one cycle on day 30: POSBR1 (a),[20] POSBR2 (b) and POSBR3 (c).

Wei J, Imai T, Higuchi T, Yamamoto K, Sekine M. Effect of different anaerobic-aerobic time on the biological phosphorus removal by a sequencing batch reactor using pressurized pure oxygen. J Water Environ Technol. 2013;11:91–100.

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