PD-Anammox快速启动过程中氮代谢功能基因的表达特征
刘宁,何阳,王德朋,杨庆,邱晨晨,罗琦,黄开龙,张徐祥

Expression characteristics of nitrogen metabolism functional genes in rapid start-up process of partial denitrification and anammox process
Ning LIU,Yang HE,Depeng WANG,Qing YANG,Chenchen QIU,Qi LUO,Kailong HUANG,Xuxiang ZHANG
表1 PD-Anammox耦合工艺启动过程中进水水质及污泥采样信息
Table 1 Influent quality and sludge sampling information during the start-up of PD-Anammox coupled system

启动

阶段

NH4+-N/

(mg·L-1

NO2--N/

(mg·L-1

NO3--N/

(mg·L-1

COD/

(mg·L-1

污泥采样点
阶段Ⅰ29.2~32.230.2~33.40~0.216.1~21.1
阶段Ⅱ28.0~30.214.7~16.615.2~17.133.7~45.3运行末期(S0)
阶段Ⅲ28.4~30.80~0.0830.1~34.762.3~83.3

进水2 h(S1)

进水1 d后(S2)

进水3 d后(S3)

运行末期(S4)