Furthermore, several factors that axe very important to the growth of iron bacteria are discussed. 同时综述了影响铁细菌生长的几个主要因素。
This paper introduces three kinds of bacteria which are the most hazardous for oilfield water injection, namely sulfate reducing bacteria, iron bacteria and saprophytic bacteria. 油田注入水中硫酸盐还原菌、铁细菌、腐生菌是危害最大的细菌,这三种细菌特性各异,相互之间还存在一定的联系。
Selectes turbidity, chroma, iron ion, amount of bacteria, thickness of pipeline before and after cleaning as the control criterion for cleaning effect, which lie the foundation f. 选择排污口出水的浊度、色度、铁含量、细菌总数和冲洗前后管壁厚度等参数,作为冲洗效果的控制标准,为今后升级为正式标准打下了基础。
The planktonic microorganisms examinated in the cooling water included the total bacteria ( TBC), iron bacteria and sulfate reducing bacteria, with the concentration of2. 空调循环冷却水中浮游型微生物以细菌为主,总体看微生物污染相对较轻。
Although many reports on advanced water treatment with the immobilized biological activated carbon ( IBAC) has been found in literature, there is limited research on iron and manganese removal from water with biological quartz sand fixed with iron and manganese bacteria. 利用固定化生物活性炭(IBAC)进行饮用水的深度净化已有较多的报道,但利用铁锰细菌形成生物锰砂去除饮用水中铁锰还不多见。
Mg 2+ facilitates bacteria and iron bacteria growth. More Fe 3+ goes against iron bacteria growth, but has no effect on bacteria growth. Mg2+对异养菌和铁细菌生长有促进作用,而Fe3+过多不利于铁细菌的生长,但对异养菌生长没有影响;
Spatio-temporal distributions of iron and manganese oxidizing bacteria in bio-filter 生物滤层中铁、锰氧化细菌的时空分布特征
The specific methods: 1.to ascertain five control indications including suspended solid content, grain diameter median, oil content, iron bacteria and saprophytic bacteria by carrying out the experiment of core flow; 具体的做法是:采用岩心流动试验确定悬浮固体含量、颗粒直径中值、含油量、铁细菌和腐生菌五项控制指标;
The technology of biological iron removal is to make use of iron bacteria to oxidize and remove Fe(ⅱ). 生物除铁技术是利用铁细菌对Fe(Ⅱ)的快速氧化性能而达到除铁目的。
Separation and Oxidizability Property of Iron Removing and Manganese Removing Bacteria 除铁锰菌的分离及其氧化性能的实验
Application of Iron Bacteria to Water Treatment and Its Growth Factors 铁细菌在水处理方面的应用及影响其生长的因素
Sulfate-reducing bacteria, iron bacteria, saprophyte and the bacteria in the Oil field industry were discussed in detail in the separation, ecology, physiology, biochemical characteristics, corrosion mechanism and protective measures. 本文从细菌的分离、生态、生理、生化特征、腐蚀机制及防止菌腐蚀措施等角度对硫酸盐还原菌、铁细菌、腐生菌、硫细菌等油田工业中的细菌进行了详细的阐述。
This paper introduces two major ( applications) of iron bacteria, acid mine drainage ( AMD) treatment and municipal water treatment. 本文主要介绍了铁细菌在水处理方面的两个主要应用方向&酸性矿山废水的处理和城市用水的处理。
The results show that the amounts of iron bacteria in the distribution system water are between 0 and 107 CFU/ mL, and the iron bacteria are found in the water from each treatment processes; 试验结果表明:管网水中的铁细菌含量为0~107CFU/mL,变化范围较大,各处理单元出水中均有铁细菌存在;
The results indicated that the maturation of the filters is due to the regular reproduction of the bacteria, including the iron bacteria and some other bacteria. 实验结果表明:生物滤柱的除铁效果好,其成熟过程是细菌有规律的增殖且固定在滤料和包埋于铁泥的过程。
Investigation on Growth Characteristics of Iron Bacteria in Drinking Water Distribution Systems of a City 某市给水管网铁细菌生长特征调查
Relationships of Organic Matter, Iron, Manganese, Sulfides and Bacteria in Sediments of Continental Shelf of East China Sea 东海陆架区沉积物中铁、锰、硫化物、有机质和细菌间关系的探讨
The amounts of iron bacteria in the distribution system water and the water from each treatment processes were determined by Most Probable Number ( MPN) and Plate Counts methods. 选取某市给水管网,分别采用MPN法和平板计数法对管网水及水厂处理单元出水中铁细菌的数量进行测定。
Iron ions are the nutrient fountain of iron bacteria. Iron ions not only destroy chemical equipment, but also influence the sense of people. 铁离子是铁细菌的营养源,除了对化工设备造成的危害外,还影响到人们的感官性状。
It was found that there were sulfate reducing bacteria ( SRB) and iron bacteria ( IB) and a little Thiobacillus in these samples. 结果表明,这些样品中都含有硫酸盐还原菌(sulfatereducingbacteria,SRB)、铁细菌(IronBacteria,IB)及少量硫杆菌。
The yellow ochre-colored iron precipitates synthesized by two strains of different iron-oxidizing bacteria at different temperatures were analyzed by using ICP-AES, SEM, XRD and FTIR. 通过ICP-AES、SEM、XRD和FTIR等方法,对不同铁氧化细菌在不同温度条件下所合成的赭黄色高铁沉淀进行了分析。
Therefore, our research proves that it is rather easy to satisfy the normal metabolism of the iron and manganese oxidized bacteria under the low nutritional conditions. 这表明极低的营养条件即可满足铁、锰氧化细菌的正常生理代谢,铁、锰氧化细菌可以在贫营养环境下生存。
Iron bacteria and sulphate reducing bacteria were found in corrosion scale by microbial measurement. 对生长环中微生物进行了测定,发现了铁细菌和硫酸盐还原菌。
All the data indicated that there were synergetic interactions between iron and sulfur oxidizing bacteria under the stress of nickle ion. 综上所述,在镍离子胁迫下,硫氧化细菌和铁氧化细菌之间存在协同作用。
At initial corrosion stage, metabolism of iron bacteria and vibrio consumed large amounts of oxygen, which controlled the corrosion process of metal. 腐蚀初期铁细菌和弧菌代谢过程中消耗大量氧气,金属腐蚀受到控制。
The formation mechanism of the growth ring is complex, not only effects of physically precipitation, pipeline electrochemical corrosion, chemical stability, and biological stability, in terms of the metal pipe, but also corrosion by iron bacteria, sulfate-reducing bacteria. 生长环的形成机制复杂,既受到物理沉淀、管道电化学腐蚀、化学稳定性、生物稳定性的影响,对金属管而言,也受到铁细菌、硫酸盐还原菌的腐蚀作用。
The number of iron bacteria in the high and low Fe2+ content reflects the consistency. 十红滩及柴达木矿样中铁细菌数量大小与Fe2+含量的高低不同体现出了一致性。
At present, liquid nitrogen cryopreservation have been used to conserve multiple microbes for long time successfully, such as alga, protozoa, yeast, lactic acid bacteria, iron bacteria, sulphur bacteria, et al. 目前,已成功采用液氮超低温保存法对多种微生物进行了长期保存,如:藻类、原生动物、酵母菌、乳酸菌、铁细菌、硫细菌等。