给水污泥酸提液改性活性炭纤维吸附磷性能的研究

范旭腾,张彦平,李一兵,赵祺佳

Study on phosphorus adsorption performance of activated carbon fiber modified by acid extract of waterworks sludge

Xuteng FAN,Yanping ZHANG,Yibing LI,Qijia ZHAO

表3 Sae-ACF吸附磷的热力学参数

Table 3 Thermodynamic parameters of phosphorus adsorption by Sae-ACF

质量浓度/（mg·L^-1）	温度/℃	K_c	ΔG^θ /（kJ·mol^-1）	ΔH^θ /（kJ·mol^-1）	ΔS^θ /（kJ·mol^-1·K^-1）
10	20	11.592 2	-5.969 0	38.445 7	0.015 2
	25	14.451 2	-6.617 0
	30	18.989 6	-7.416 1
	35 40	23.857 1 31.858 0	-8.122 8 -9.007 3