Biological denitrification was the major method, and some new processes of nitrate treatment were reviewed.
生物脱氮是硝酸盐治理的主要方法，本文综述了硝酸盐治理的一些新工艺。
The technology of biological denitrification for wastewater is always the focus in wastewater treatment field.
生物法脱氮技术一直是水处理领域所关注的热点和难点。
Nitritation, which has plenty of advantages, is a newly developed method for biological denitrification in the last few years.
亚硝酸型硝化脱氮是近年来开发的一种新型生物脱氮技术，具有诸多优势。
This paper compares ANAMMOX process with the traditional biological denitrification process, the former has obvious advantages.
ANAMMOX工艺与传统的生物脱氮工艺相比有明显的优势。
The new biological denitrification techniques have gradually attracted the attention of people because of their obvious advantages.
生物脱氮新工艺由于其独特的优点日益引起人们的关注。
The characteristics of biological denitrification of a moving bed biofilm reactor (MBBR) is studied based on the discussion on the denitrification principle of biofilm.
在讨论生物膜反硝化原理的基础上研究了移动床生物膜反应器(MBBR)的生物反硝化特性。
The mechanism of biological denitrification and phosphorus removal is briefly analyzed in this paper, and several new effective and practical processes are also introduced.
对污水的生物法脱氮除磷机理作了简要的分析，并介绍了几种高效、经济、实用的生物脱氮除磷新工艺。
Technologies of biological denitrification and wet catalytic oxidation were studied in terms of reaction mechanism, process improvement, techno economic analysis and application result.
针对存在问题，进行了生物脱氮及湿式催化氧化技术的研究，涉及反应机理、工艺路线的改进、技术经济分析及处理效果。
With the Wastewater discharging standards getting increasingly stricter, many new and effective Wastewater treatment processes were studied, especially in the biological denitrification field.
随着排放指标的日益严格，出现了很多氨氮废水处理新技术，尤其是在生物脱氮领域。
This paper introduces the basic principles and technical process of biological denitrification, and discusses the methods for and the main processes of treating the coking wastewater by A1-A2-O.
介绍了生物脱氮处理的基本原理和工艺流程，论述了A 1 - A 2 - O处理焦化废水的方法及主要过程。
The performance of denitrification in the up-flow biological aerated filter (UBAF) is studied experimentally.
文章对单级上流式曝气生物滤池的脱氮性能进行了初步研究。
It is found that HRT, influent ammonia nitrogen and external carbon source have significant effect on biological nitrification and denitrification.
通过试验发现HRT、进水氨氮和外碳源对生物硝化和反硝化有重要影响。
Biological nitrogen removal through nitrification and denitrification was the main removal mechanism of nitrogen, which could remove about 50% of influent total nitrogen.
地下渗滤系统中通过硝化、反硝化作用可以去除约50%的进水总氮，是地下渗滤系统去除氮的主要途径。
Dissolved oxygen (DO) content is a key affective factor for the biological nitrogen removal by simultaneous nitrification and denitrification.
溶解氧(DO)含量是实现同时硝化反硝化生物脱氮的关键因素之一。
Like other biological treatment process, the purified reaction of RBC includes: oxidation and decomposed of organic substances, nitration, denitrification and so on.
与其他生物处理工艺相同，生物转盘的净化反应包括：有机物的氧化分解、硝化、脱氮等。
Biological treatment is efficient and low consumption as a wastewater denitrification method, which has an extremely important position in wastewater treatment field.
生物处理工艺作为一种高效低耗的污水脱氮处理手段，在水处理领域具有极其重要的地位。
Based on traditional biological nitrogen removal theory, nitrogen removal involves nitrification of ammonia to nitrate or nitrite followed by denitrification of nitrate or nitrite to nitrogen gas.
依据常规生物脱氮原理，脱氮过程包括将氨氮氧化为硝酸盐氮或亚硝酸盐氮的硝化反应和将硝酸盐氮或亚硝酸盐氮还原为氮气的反硝化反应。
The invention also discloses a method for culturing bacteria with denitrification biological activity and application thereof in degrading nitrogen in a water body.
本发明还公开了该具有脱氮生物学活性的细菌的培养方法，及其在降解水体氮素中的应用。
The invention discloses a sewage denitrification control method, a reaction device, a biological membrane assembly and a reactor.
本发明公开了一种污水脱氮控制方法及反应装置、生物膜组件、反应器。
This thesis begin from the mechanism of denitrification and the technical progress of biological disposing nitrogen between local and outside;
从短程硝化反硝化机理和目前国内外在短程硝化生物脱氮技术方面的进展入手；
Nitrogenous heterocyclic compounds exist in many kinds of industrial wastewaters and municipal wastewaters. Anxic denitrification is an important biological treatment process for wastewaters.
含氮杂环化合物存在于多种工业废水和城市污水中，而缺氧反硝化是一种重要的生物处理手段。
In wastewater biological nitrogen and phosphate removal processes, microorganisms need to consume certain organic carbon sources both in denitrification and phosphorus uptake.
污水生物脱氮除磷工艺中，微生物在反硝化和吸磷时需要消耗一定的有机碳源。
The denitrification of antibiotic wastewater with two-stage biological contact oxidation process was studied, with highly efficient removal of organic compounds ensured.
在保证有机物高效去除的前提下，采用两段生物接触氧化反应器进行了抗生素生产废水脱氮的实验研究。
The practice demonstrates that biological nitrification and denitrification are able to give an effective solution to removal of organic nitrogen from wastewater.
实践表明，采用生物硝化反硝化工艺可以有效解决废水中有机氮的脱除问题。
The operation of hydrolysis acidification/pre-denitrification up-flow biological filter in Jingmen Fengle Wastewater Treatment Plant was introduced and summarized.
结合江门市丰乐污水处理厂工程，介绍和总结了水解酸化/前置反硝化上向流生物滤池工艺及其运行情况。
The effect of DO concentration and inlet COD concentration on the nitrogen removal efficiency in porous biological particle fluidized bed nitrification and denitrification(SND) is studied.
进水COD浓度及C/N值是影响系统反硝化效果的两个重要参数，为此研究了不同进水COD浓度在不同C/N值条件下的脱氮效果。
The performance of denitrification in the zeolite biological aerated filter and the bioregeneration of zeolite;
黑龙江省穆棱沸石矿的储量大、品位高、沸石类型好、物化性能优良。
The performance of denitrification in the zeolite biological aerated filter and the bioregeneration of zeolite;
黑龙江省穆棱沸石矿的储量大、品位高、沸石类型好、物化性能优良。
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