Wastewater treatment plants concentrate large quantities of phosphorus and ammonia in their sludge-handling streams.
一般在污水处理厂的污泥中会富集大量的磷和氨。
Prolonging properly anaerobic treatment time and increasing aeration rate of nitrogen can improve anaerobic environment and the activity of sludge, increasing the removal rate of phosphorus.
适当延长厌氧处理时间和适当增大厌氧过程曝气速率可以改善厌氧环境及活性污泥性能，提高磷的去除率。
From the meaning of phosphorus in ecosystem and the geological and biological circulation of phosphorus, the technical way of recovering phosphorus from civic wastewater and sludge is discussed.
从磷在生态系统中的意义和磷的地质、生物循环过程入手，论述了从污水及污泥中回收磷资源的技术方法。
At last, the essay offers a right proportion of carbon and phosphorus source that can ensure the activated sludge system to work normally.
最终确定保证活性污泥系统正常运行的碳和磷源比例。
The practice shows that the humus soil activated sludge process can enhance nitrogen and phosphorus removal, improve greatly the sludge dewaterability and realize the odor…
实践表明，腐殖土活性污泥工艺可强化对氮、磷的去除，使污泥脱水性能大大改善，实现污水处理流程的无臭化。
The operating results show that the process has advantages of excellent performance of nitrogen and phosphorus removal, low sludge production, good sludge dewaterability and no odor release.
运行结果表明，该工艺具有脱氮除磷效果好、污泥产量低、污泥脱水性好和污泥不产生臭气等显著优点。
The influence of filamentous bulking on the biological phosphorus removal capability and stability of granular sludge in SBR was discussed.
在SBR反应器中，采用成熟的生物除磷颗粒污泥，探讨了丝状菌膨胀对其除磷能力和稳定性的影响。
The growth of influent C/N and C/P inhibited the proliferation of the activated sludge by decreasing the influent TN and TP concentration and thereby inhibited the phosphorus release and uptake rates.
C/N和C/P的增长使系统进水TN、TP浓度降低，对活性污泥的增殖有抑制作用，进而使厌氧释磷速率和好氧吸磷速率降低。
The affecting factors of the continuous-flow two-sludge system for simultaneous biological phosphorus and nitrogen removal were investigated in order to decide on the best working state of the system.
目的为了深入研究连续流双污泥反硝化同时除磷系统的主要影响因素，确定系统最佳运行条件。
Microorganisms of the activated sludge in SBR phosphorus removal system and their functions have been studied.
考察了SBR生物除磷工艺模型中活性污泥的微生物组成及其在该除磷系统中的功能。
The biological nitrogen and phosphorus removal effect and characteristics of SBR process in the treatment of sludge water from WWTP were investigated.
考察了采用SBR工艺处理城市污水厂污泥水的脱氮除磷效果及其特性。
Specific gravity of activated sludge was increased by proliferation of phosphorus accumulating organisms (PAOs), which helped to resume state of limited sludge bulking after excessive sludge bulking.
聚磷菌的增殖使活性污泥比重增大，有助于发生恶性膨胀的污泥逐渐恢复沉降性能，维持活性污泥微膨胀。
A new biofilm-activated sludge process is described in this paper. The high efficiencies of nitrification, denitrification and phosphorus removal can be simultaneously obtained by the new process.
根据研究提出了生物膜与活性污泥结合的新工艺，可同时高效地脱氮、除磷和去除有机物。
There are still some shortages in the application of chemical phosphorus removal system such as expensive chemicals, high operating cost and the production of a large quantity of sludge.
在我国应用化学除磷的主要问题是药剂价格昂贵、运行费用较高且化学污泥量大。
The expanding of sludge is a managing problem in nutrient and phosphorus removal system.
在生物脱氮除磷工艺中，污泥膨胀是运行管理的难题。
The effects of the return sludge ratio and the return mixed liquid ratio on the removal of nitrogen and phosphorus were studied in the modified A2/O process.
重点介绍了坂雪岗污水处理厂的复合改良A2/O工艺的运行方式及除磷效果，并分析了实际运行中存在的问题及工程设计时的注意事项。
Cyclic activated sludge System (CASS) is a batch fill and draw activated sludge process operated in sequences of aeration and non aeration which can effectively remove nitrogen and phosphorus.
循环活性污泥系统(CASS)是一种具有脱氮除磷功能的以序批曝气非曝气方式运行的充放式间隙活性污泥处理工艺。
The dissolved oxygen's effects on phosphorus removal and sludge properties in CAST (Cyclic Activated Sludge Technology) process were investigated at a wastewater treatment plant in Beijing.
结合北京市某污水处理厂CAST工艺的运行情况，考察了DO对除磷及污泥性质的影响。
So far, there is no high-efficiency and low-energy consumption, pollution-free waste water treatment technology with sludge reduction and nitrogen and phosphorus removal.
迄今为止，尚无一种集污泥减量与同时脱氮除磷为一体的高效低能耗、无污染的废水处理技术。
So far, there is no high-efficiency and low-energy consumption, pollution-free waste water treatment technology with sludge reduction and nitrogen and phosphorus removal.
迄今为止，尚无一种集污泥减量与同时脱氮除磷为一体的高效低能耗、无污染的废水处理技术。
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