杨植,冯大伟
(青海洁神环境能源产业有限公司,青海西宁 810007)
摘要:介绍了西宁市大通县城关镇第一污水处理站的工艺流程,各构筑物和主要设备的参数。污水处理站采用JSBC工艺,该工艺主要由回转式网状生物接触体装置、生物曝气池、二沉池、优势培养的Bacillus菌组成,具有占地小,能耗低的特点,且出水水质达到《城镇污水处理厂污染物排放标准》(GB18918-2002)中的一级A标准。
关键词:JSBC工艺;Bacillus菌;回转式网状生物接触体装置;占地小;能耗低
Urban sewage treatmentengineering examples ofJSBC process
YANG Zhi,FENG Da Wei
(Qinghai jieshen Environmental Energy Indusry Co. Ltd.,Xining 810007,China)
Abstract: This paper introduces the technological process of Chengguan town of Datong County of Xining City, the firstsewage treatment plant, the structure and main parameters of the equipment. Station adopts JSBC technology of sewage treatment, the technology of Bacillus bacteria is mainly composed of a rotary net biological contact device, biological aeration tank, two sedimentation tank, the fostering ofcomposition, has the advantages of small occupation area, low energy consumption characteristics, and the effluent quality to achieve "urban sewage treatment plant pollutant discharge standard" (GB18918-2002) in an A standard.
Key words: process of Joint System Biological Contact;rotating biological contactor; Bacillus bacterium;Tricholoma elementary;Low energy consumption
随着我国对处理后排放的污水中氮、磷浓度的要求越来越严格,标准也越来越高,催生了一些污水生物处理工艺的蓬勃发展。JSBC(Joint System Biological Contact)工艺是近几年在我国出现的一种污水处理生化工艺,且该工艺处理技术日益成熟。本文以西宁市大通县城关镇第一污水处理站工程为例,介绍JSBC工艺的设计及运行经验。