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activated sludge process是什么意思,activated sludge process的意思翻译、用法、同义词、例句

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常用词典

  • 活性污泥法

  • 例句

  • Study on denitrification of municipal sewage by using suspended carrier activated sewage (SCAS) and biosorption activated sludge process (BSAS) have been conducted.

    采用悬浮载体活性污泥法工艺(SCAS)和吸附活性污泥法(BSAS)脱氮工艺进行了城市污水脱氮试验。

  • Compared with the conventional activated sludge process, the aerobic granular sludge has the advantages of high MLSS concentration, high settling velocity, and less land coverage.

    与传统的活性污泥法相比,好氧颗粒污泥反应器具有MLSS浓度高、沉降速度快、占地面积小等独特优点。

  • Activated sludge process used most widely in wastewater treatment plant is often accompanied by filamentous bulking which happens readily and harms the operation of activated sludge process seriously.

    活性污泥法是采用最普遍的污水处理工艺,而丝状菌污泥膨胀则是该工艺污水运行中易发生、危害大的问题。

  • Catalytic activated sludge process is the method of adding mineral catalyst in normal activated sludge process.

    催化活性污泥法是在活性污泥系统中添加矿物催化剂。

  • The dominant bacteria, which can remove methyl sulfide such as methanethiol(ME), dimethyl sulfide(DMS) and dimethyl disulfide(DMDS), were enriched and cultured by activated sludge process.

    采用活性污泥法富集培养去除*********、甲硫醚、*********二硫等甲基硫化物的优势菌种。

  • Stu***s on biochemical treatment of CTMP effluent by activated sludge process were carried out.

    介绍了活性污泥法处理云杉CTMP废液的试验。

  • But the conventional activated sludge process technology has some shortcomings:long water residence time, low processing power per unit area, large area reactor, sludge bulking and so on.

    但是传统的活性污泥法工艺存在工艺流程长、污水停留时间长、单位面积处理能力低、反应池占地面积大、污泥膨胀等缺点。

  • Activated sludge process is a kind of effective method, which consumes the pollutant in wastewater by microorganisms'metabolism.

    活性污泥法污水处理过程是利用污泥中微生物的生命活动来清除污水中污染物质的一种有效方法。

  • Simulated acrylonitrile wastewater was treated by cyclic activated sludge process and the mechanism of acrylonitrile biodegradation was discussed.

    采用循环活性污泥法处理模拟*********废水,探讨了*********的微生物降解机理。

  • The operation state, existing problems and solutions as well as operation result and development prospect of the A/OO activated sludge process at the Coking Company of Masteel are mainly introduced.

    主要介绍了马钢煤焦化公司现行污水处理A/OO活性污泥法的运行状况、存在问题、解决方案、运行效果和发展前景。

  • Activated sludge process with high sludge concentration has been applied to treat beer brewing wastewater.

    采用高浓度活性污泥法处理啤酒废水。

  • As compared with activated sludge process, this method has several advantages, such as convenient to handle, little residual sludge etc. It is good for small scale treatment.

    生物膜法与活性污泥法相比,具有运行管理较简易、方便,剩余污泥量少等优点,在处理规模不大的场合颇受欢迎。

  • The relation between substrate biodegradation and oxygen demand is researched in the complete-mixing activated sludge process when it is used to treat domestic seawater.

    文章采用完全混合活性污泥法研究了大生活用海水进入城市污水系统后,不同海水盐度下基质降解与需氧量之间的关系。

  • In the activated sludge process, wastewater is fed to an aerated tank where microorganisms consume organic wasted for maintenance and for generation of new cells.

    在活化污泥反应过程中,废水被注入曝气池,在那儿微生物通过消耗有机废物生长和繁殖新的细胞。

  • The paper explains the operation process and the index requirements for activated sludge process. The conclusion is that only by controlling index perfectly can good results of treatment be obtained.

    本文就有关操作情况以及活性污泥法的指标要求进行了论述,结论是只有控制好指标才能取得良好的处理效果。

  • The bench-scale study on the treatment of alkaline oily wastewater byanaerobic acidification -aerobic activated sludge process is presented in this paper.

    介绍采用厌氧酸化-好氧活性污泥法处理碱性含油污水的实验室研究情况。

  • Both the oxygen uptake rate (OUR) and specific oxygen uptake rate (SOUR) of sludge are important parameters in activated sludge process.

    氧的利用速率(OUR)或比污泥耗氧速率(SOUR)是活性污泥工艺生化过程的重要指示参数。

  • The conception of the state point analysis is presented in the secondary clarifier of activated sludge process.

    状态点分析的概念是在活性污泥处理工艺二沉池中提出的。

  • The mathematical models of activated sludge process, ASM1, ASM2 and ASM3 are introduced. The microbiological bases of these models are discussed.

    介绍了活性污泥过程模型ASM1 ,ASM2及ASM3的建模方法,并分析了各模型的微生物学基础。

  • A comparison of pollutant removal characteristic between submerged membrane bioreactor(MBR)and conventional activated sludge process(CAS)was stu***d under the same operation conditions.

    比较了膜生物反应器(MBR)和传统活性污泥工艺(CAS)在相同运行条件下对生活污水的除污特性。

  • In the experimental condition, Bioaugmentation technology was used to treat coking-plant wastewater in the activated sludge process.

    在实验室条件下,将生物强化技术运用于活性污泥处理焦化废水中。

  • FeSO4 is used as coagulation agent in pretreatment process, the activated sludge process and biological contact oxidation process are jointly applied in the aerobic treatment stage.

    预处理以硫酸亚铁作为混凝剂,水解酸化段后采用活性污泥法与生物接触氧化相结合的两级处理工艺。

  • At present the treatment method used in paper wastewater treatment are mainly physicochemical and biochemical technology, in which activated sludge process is mostly adopted.

    而目前造纸废水的处理工艺主要采用“物化-生化”工艺处理,生化处理部分大多采用的是活性污泥法工艺处理的。

  • The dynamics of brewery wastewater treatment by pressurized activated sludge process was stu***d.

    对加压生物氧化法处理啤酒废水反应动力学进行了研究。

  • The new biological denitrification and dephosphorization process, bi-cyclic two-phase(BICT) biological process, is based on the sequencing batch reactor activated sludge process.

    新型双循环两相(BICT)生物脱氮除磷工艺是以序批式活性污泥法为基础的废水处理技术。

  • Sludge bulking and biological foams of activated sludge process are usual problem in the operation of wastewater treatment plant.

    污泥膨胀和生物泡沫现象是众多泥法污水厂常见的运行难题。

  • Activated sludge process is widely used in treating municipal sewage.

    活性污泥法是处理城市污水最广泛使用的方法。

  • The Intermittent Aeration Process is developed through ameliorating the conventional activated sludge process.

    连续流间歇曝气工艺是在对传统活性污泥法的改造中发展 起来的一种工艺。

  • Dushanzi Oil Refinery adopts activated sludge process to treat its industrial waste water. The treating technology is air blow aeration.

    独山子炼油厂的工业废水处理采用活性污泥法,处理工艺是鼓风曝气。

  • 专业解析

    活性污泥法(Activated Sludge Process)是一种广泛应用于污水处理领域的生物处理技术,其核心原理是利用含有微生物群的活性污泥分解有机污染物。该工艺自1914年由英国曼彻斯特大学研究人员首次提出后,已成为现代污水处理厂的标准配置。

    一、工艺流程解析

    1. 曝气阶段:污水与活性污泥在曝气池中混合,通过鼓风机持续供氧,微生物将有机物转化为二氧化碳、水及细胞物质。美国环境保护署(EPA)指出,此阶段溶解氧浓度需维持在2 mg/L以上以保证微生物活性。
    2. 沉淀分离:混合液进入二沉池进行固液分离,上清液达标排放,沉淀污泥部分回流至曝气池,维持微生物群落稳定。根据国际水协会(IWA)技术手册,典型污泥回流比为25-100%。
    3. 污泥处置:剩余污泥经脱水处理后进行资源化利用或安全处置,符合联合国环境规划署推荐的循环经济原则。

    二、微生物作用机制

    活性污泥中的微生物群落包含超过3000种细菌(如动胶菌属、假单胞菌属)和原生动物,形成复杂的食物链系统。剑桥大学环境工程研究显示,这些微生物在降解COD(化学需氧量)的同时,还能通过硝化/反硝化作用去除氮污染物。

    三、应用领域

    该技术主要应用于:

    四、技术优势与挑战

    优势体现在处理效率高(BOD去除率90-95%)、适应性强等特点,但存在能耗较高(占污水处理厂总能耗50-60%)和污泥膨胀风险。麻省理工学院环境工程系研究证实,通过智能曝气控制系统可降低20-30%的能源消耗。

    主要参考文献:

    1. 美国环境保护署(EPA)《污水处理技术手册》
    2. 国际水协会(IWA)《活性污泥数学模型应用指南》
    3. 剑桥大学《环境生物技术研究年报》

    网络扩展资料

    Activated Sludge Process(活性污泥法) 是一种广泛应用于污水处理的生物处理技术,主要通过微生物降解水中的有机污染物。以下是详细解释:

    1. 基本定义
      活性污泥法利用含有大量微生物的活性污泥(由细菌、原生动物等组成),在曝气条件下将污水中的有机物分解为二氧化碳、水及无害物质。这一过程属于好氧生物处理法,适用于城市污水和工业废水处理。

    2. 核心步骤

      • 曝气阶段:污水与活性污泥在曝气池中混合,通过充氧促进微生物代谢有机物。
      • 沉淀阶段:混合液进入沉淀池,污泥与水分离,部分污泥回流至曝气池以维持微生物浓度,剩余污泥排出处理。
    3. 关键优势

      • 处理效率高,可去除90%以上的有机物;
      • 适应性强,可通过调整条件应对不同水质。
    4. 局限性

      • 能耗较高(需持续曝气);
      • 剩余污泥需进一步处理,可能增加成本。
    5. 应用场景
      常见于市政污水处理厂、食品加工、造纸等行业废水处理。

    如需更完整的工艺流程或技术参数,可参考污水处理专业文献或行业标准。

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