出口膜生物反应器污水处理设备
编辑:出口污水处理设备 来自:https://www.zqwscl.com /日期:2023-05-20 09:30 / 人气:
1、原水水质
住宅小区污水不同于城市污水(城市污水常包括部分工业废水)‚属生活污水范畴。其水质水量变化较大;有机物含量较高,可生化性好,固体悬浮物含量高。生活污水在经过MBR一体化污水处理设备处理后,COD、BOD 及浊度都很低‚出水水质均满足《城市污水再生利用 城市杂用水水质》(GB/T 18920—2002),可直接作为建筑中水回用及城市园林绿化、道路清扫、洗车等用水。由于 MBR 处理工艺对废水有较强的适应性、应用范围广、无需生活污水与生活废水分流、从而减少了住宅小区管网的投资。
2、中侨启迪膜生物反应器(MBR)污水处理设备
MBR工艺是一种生物处理与膜分离相结合的新型处理技术,包括超细格栅、生化池、膜池、回流系统、曝气系统、消毒系统等模块,同时配合电气控制系统,实现全自动智能化管理。按照好氧池和膜组件的放置形式主要分为合并式和分体式,通过向好氧池和膜池曝气,使大量微生物降解水中的有机物、氧化氨氮,并利用膜截留悬浮物和大分子有机物,降低出水中有机物和氨氮等污染物的含量。
与传统工艺的一体化污水处理设备相比,MBR一体化污水处理设备是以生物处理和膜截留组合的反应器,采用膜过滤替代重力分离,提高曝气池污泥浓度,同时强化微生物降解能力,运行操作方便,实现1+1>2的效果。
MBR一体化污水处理设备的主要优势有:
(1)对污染物去除率高,由于膜组件的膜孔径非常小,可将生物反应器内全部的悬浮物和污泥截留下来,对SS有良好的去除效果,同时反应器内的污泥浓度可达到较高水平,也提高了MBR对有机物的去除效率;
(2)耐冲击负荷,由于膜组件的高效截留作用,使反应器内微生物浓度高,生物种群多样性好,耐冲击负荷;
(3)强化硝化作用,膜组件的分离作用可以使生物反应器中的水力停留时间(HRT)和污泥停留时间(SRT)完全分开,从而使系统中生长缓慢、世代时间较长的微生物(如硝化细菌)在反应器中有足够时间生存,强化了反应器的硝化作用;
(4)受污泥膨胀问题影响小,污泥膨胀会使传统的活性污泥的出水固液分离效果不好,而MBR采用膜进行固液分离,因此污泥膨胀对MBR出水的固液分离影响小;
(5)MBR设备在高容积负荷、低污泥负荷、长泥龄的条件下运行,反应器内营养物质相对缺乏,微生物处在内源呼吸阶段,污泥产率低,剩余污泥的产生量很少,节省污泥处理处置费用。
中侨启迪的MBR一体化污水处理设备多用于农村生活污水,主要分布在北京、天津、江苏、浙江、云南、广东、江西、四川、山东、湖南、重庆等地区,结合化学除磷方式,出水水质一般能稳定达到《城镇污水处理厂污染物排放标准》(GB 18918—2002)一级A标准。MBR一体化污水处理设备对于出水水质要求较高或经济发达地区,具有明显的优势。
山东中侨启迪环保装备有限公司成立于2013年,是一家集技术研发、项目设计、设备制造、工程安装、调试运营、技术咨询服务为体的高新技术企业。
公司主要经营:一体化污水处理设备、气浮机、过滤器:多年来致力研发、创新、深耕一体化污水处理设备,追求精益求精,助推水处理技术及制造行业的前进。并陆续推出了中侨箱、中侨罐、MBBR一体化污水处理设备、QDPP一体化污水处理设备等核心产品。
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Membrane bioreactor (MBR) is a new and efficient wastewater treatment process developed in recent years. Residential areas, especially newly built residential areas, use membrane bioreactor (MBR) process for reclaimed water reuse. Compared with traditional biochemical treatment technology, the high quality reclaimed water provided by MBR is more psychologically acceptable to users, covering small area, non-environment pollution, high automatic control and reliable operation. Therefore, reclaimed water reuse will be the main direction of the promotion and application of MBR in residential areas in China.
1. Raw water quality
Residential district sewage is different from urban sewage (urban sewage often includes part of industrial wastewater) belongs to the category of domestic sewage. Its water quality changes greatly; high organic content, good biochemical, high solid suspended content. After the treatment of MBR integrated sewage treatment equipment, COD, BOD and turbidity are very low effluent water quality meet the requirements of "Urban Waste Water Quality" (GB / T 18920-2002), which can be directly used as water reuse in building, urban landscaping, road cleaning, car washing and other water. Because MBR treatment process has strong adaptability to wastewater, wide application range, and no need to divert domestic sewage and domestic wastewater, thus reducing the investment in residential district pipe network.
2. Zhongqiao enlightenment membrane bioreactor (MBR) sewage treatment equipment
MBR process is a new treatment technology combining biological treatment and membrane separation, including ultra fine grille, biochemical tank, membrane pool, reflux system, aeration system, disinfection system and other modules, at the same time, with electrical control system, to achieve automatic intelligent management. According to the placement form of aerobic tank and membrane components, it is mainly divided into combined and split type. Through aeration to aerobic tank and membrane pool, a large number of microorganisms degrade organic matter and oxidized ammonia nitrogen in the water, and use the membrane to intercept suspended matter and macromolecular organic matter, and reduce the content of organic matter and ammonia nitrogen and other pollutants in the water.
Compared with the integrated sewage treatment equipment of the traditional process, MBR integrated sewage treatment equipment is a combination of biological treatment and membrane interception reactor, using membrane filtration to replace gravity separation, improve the sludge concentration of the aeration tank, and strengthening the microbial degradation ability, convenient operation and operation, to achieve the effect of 1 + 1> 2.
The main advantages of the MBR integrated sewage treatment equipment are:
(1) The high removal rate of pollutants, because the membrane aperture of the membrane component is very small, all the suspended matter and sludge in the biological reactor can be trapped down, which has a good removal effect on SS. At the same time, the sludge concentration in the reactor can reach a high level, which also improves the removal efficiency of MBR on organic matter;
(2) Resistance to impact load. Due to the efficient interception of membrane components, the concentration of microorganisms in the reactor is high, the biological population diversity is good, and resistance to impact load;
(3) strengthen nitrification, the separation of membrane components can make the biological reactor hydraulic residence time (HRT) and sludge residence time (SRT) completely separated, so that the slow growth, long generation of microorganisms (such as nitrifying bacteria) in the reactor has enough time to survive, strengthen the reactor nitrification;
(4) Due to the small impact of sludge swelling problem, sludge swelling will make the solid-liquid separation effect of traditional activated sludge is not good, while MBR uses membrane for solid-liquid separation, so sludge swelling has little impact on the solid-liquid separation of MBR water;
(5) MBR equipment operates under the conditions of high volume load, low sludge load and long mud age. Nutriin the reactor are relatively lacking, microorganisms are in the endogenous respiration stage, the sludge yield is low, and the production of surplus sludge is small, which saves the cost of sludge treatment and disposal.
Chinese enlightenment MBR integration of sewage treatment equipment is used in rural sewage, mainly distributed in Beijing, Tianjin, Jiangsu, Zhejiang, Yunnan, Guangdong, Jiangxi, Sichuan, Shandong, Hunan, Chongqing and other regions, combined with the chemical phosphorus, effluent water quality can generally achieve the urban sewage treatment plant pollutant discharge standard (GB 18918-2002) level A standard. MBR integrated sewage treatment equipment has obvious advantages for areas with high effluent quality or economically developed requirements.
Shandong Zhongqi Enlightenment Environmental Protection Equipment Co., Ltd., founded in 2013, is a high-tech enterprise integrating technology research and development, project design, equipment manufacturing, engineering installation, commissioning and operation, and technical consulting services.
The company's main business: integrated sewage treatment equipment, air flotation machine, filters: for many years committed to research and development, innovation, deep cultivation of integrated sewage treatment equipment, the pursuit of excellence, boost the progress of water treatment technology and manufacturing industry. It has successively launched core products such as Chinese box, Chinese tank, MBBR integrated sewage treatment equipment, QDPP integrated sewage treatment equipment and other sewage treatment equipment.
Welcome to the factory for investigation and cooperation!
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