Effect of Different Solid/ Liquid Ratio and Raw Material Size on Preparation of Calcium Sulfate Whisker with Desulphurization Gypsum 不同固液比和原料粒度对脱硫石膏制备硫酸钙晶须的影响
The optimal reaction conditions were as follows; the main factors which affect the decolouring ratio were acid con centration, solid-liquid ratio, temperature and activation time. 研究结果表明,影响活性白土脱色率的主要因素为酸度、液固比、温度和活化时间。
Enzymatic extraction of inulin is studied in this paper. The main factors that affect extraction yield and nitrogen content in the final product are analyzed, such as solid to liquid ratio, extraction time, temperature, enzyme reaction time and enzyme concentration. 对酶法提取菊糖的工艺进行了研究,比较了固液比、提取时间、提取温度、酶作用时间、酶作用温度、酶作用浓度等因素对糖提取率和氨基态氮含量的影响;
Chromium ion was separated from water by using the ferrous coprecipitation foam separation method. The influences of pH value, the molar ratio of Fe~ 2+ to Cr(ⅵ), the concentration of a linear alkyl benzene sulfonate ( LAS) and gas liquid ratio were investigated. 采用铁盐共沉淀泡沫分离法对水中的铬离子去除进行了研究,考察了pH值、Fe2+/Cr(Ⅵ)摩尔比、十二烷基苯磺酸钠(LAS)浓度、气液比等因素的影响。
Deals with the form, size, gas/ liquid ratio, explosion and homogenization temperature, and salinity of the inclusions of minerals in main type antimony deposits in China. 讨论了中国主要类型锑矿床矿物包裹体形态、大小、气液比值、包裹体爆裂温度、均一化温度和盐度。
Air stripping was adopted to treat leachate of refuse landfill yard for ammonia nitrogen removal in our study. The key factors in ammonia nitrogen removal were temperature, air liquid ratio and pH. 对吹脱法去除垃圾渗滤液中的氨氮进行了研究,控制吹脱效率高低的关键因素是温度、气液比和pH值。
The rheologic parameters are mainly influenced by gas liquid ratio and base mud properties. 流变参数主要受气液比和基浆性能影响。
The effects of granularity, pH and solid& liquid ratio on the adsorption as well as the regenesis of absorbent were studied. 考察了钢渣颗粒度大小、溶液pH值、固液比等因素对吸附的影响以及吸附剂的再生效果。
Under the same air-liquid ratio, it decreases with the increase of air velocity. 在同样气/液比下,随空气流速增大而降低。
The optimizing operation method was discussed from aspects of pressure of high pressure loop and gaseous phase adjustment, and the control of temperature, load, liquid retention time, and gas/ liquid ratio for the stripper. 从高压圈的压力和气相的调节以及汽提塔的温度、负荷、液体停留时间、气液比的调节方面论述了优化操作的方法。
The effects of mud concentration, gas to liquid ratio and the hydraulic resident time on the removal rates of COD and NH3-N were investigated. 实验考察了污泥浓度、气液比及水力停留时间对生物降解废水中COD和氨氮(NH3-N)的影响。
The influence of sulfuric acid concentration, reaction time, hydrolysis temperature and solid to liquid ratio on hydrolysis efficiency of hemicellulose is considered. 考察了酸浓度、温度、时间和固液比对稻秸半纤维素水解率的影响;
Baffleplate revolving bed was used to purge and remove of high ammonia contained effluent, and effect of removal ratio under different process condition and different process parameters, such as gas liquid ratio, speed of rotation of revolving packed bed, temperature, was analyzed. 应用折流式旋转床吹脱高浓度含氨废水,研究了在不同的工艺条件下,各工艺参数,如气液比、旋转填料床转速、温度等对含氨废水氨去除率的影响。
Contrast study between multi-cups gas anchor and ordinary gas anchor was done, and well head air output and degasification efficiency under different gas/ liquid ratio, pump effciency relations with liquid level drawdown rate were studied too. 通过多杯等流型气锚和普通沉降式气锚对比实验研究,研究了它们在不同的气液比下的井口出气量、脱气效率以及泵效与液面下降速度的关系。
This paper makes study on effects of several factors such as leaching time, solid liquid ratio, concentration of KBr, NaCl, and NaClO on gold leaching in acid and neutral sodium chloride solution with bromide as catalyzator and industrial sodium chlorite as oxidizer. 研究了NaCl的酸性和中性溶液中用溴化物作催化剂,工业用的次氯酸钠溶液氧化剂,考察了KBr、NaCl及NaClO浓度,浸出时间和固液比对浸金率的影响。
RESULTS: The amount of adsorbed iodine onto chitosan was related to the concentration of iodine, the immersing time and the solid to liquid ratio. 结果:壳聚糖吸附碘量与浸液中的碘浓度,浸渍时间和固液比有关。
Study on the Reaction Performance of High Gas/ Liquid Ratio Jet Reactor 高气液比喷射反应器反应性能的研究
Based on Hagedorn and Brown's method of wellbore pressure calculation, theoretical and actual liquid holdups at low gas liquid ratio are defined, and the principle and formulas to calculate the critical liquid carrying flow rate are established. 针对低气液比的气井携液情况,以Hagedorn和Brown井筒压力计算方法为基础,定义了理论和实际持液率,建立确定低气液比携液临界流量的原则和计算公式。
Analyses parameter have inclined angle, pipe diameter size, gas liquid ratio and friction factor and so on. 分析参数有:倾斜角度、管径大小、气液比和摩阻系数等。
The structure characteristics of the plastic part is analyzed, the structure of the injection mould is introduced, as well as the area ratio and liquid ratio calculate method in the pouring system of the mould design. 分析了摩托车尾罩的结构特点,介绍了该塑料件的注塑模具结构,以及该模具设计中浇注系统设计时面积比和流动比的校核方法。
Because of the large gas liquid ratio for the reverse micellar hydrated extraction experiments, the initial temperature and pressure were non-significant factor effecting extraction yield. And the increased CTAB concentration and initial water content favored the extraction yield of phycocyanin. 由于水合萃取实验中气液比较大,所以在一定范围内初始温度和压力对萃取效果影响不大,属于非显著性因素,而较大的反胶束浓度和初始含水量有利于提高藻蓝蛋白萃取率。
Based on the amount of extracted glycosides and sucrose esters, we studied the extraction solvent, time, solid to liquid ratio and extraction times, at last obtained the best extraction conditions. 以糖苷和糖酯的得率为指标,分别对两类物质的提取溶剂、时间、料液比和提取次数进行考察,得到最佳的提取条件。
Camellia Oleifera Polysaccharide studied process of water to explore the extraction temperature, extraction time, ratio of material to liquid ratio of polysaccharide to the effects achieved. 研究了油茶饼粕多糖的水提工艺,探讨了提取温度、料液比、提取时间对多糖提取率的影响。
Range analysis of test data, the order of the factors are, hydrochloric acid system: pH value of temperature liquid ratio mixing time; sulfuric acid system: pH value of mixing time liquid to solid ratio of temperature. 对实验数据进行极差分析,各因素影响顺序分别是,盐酸体系:pH值温度液固比搅拌时间;硫酸体系:pH值搅拌时间液固比温度。
Paulownia direct liquefaction is processed in a 1L batch autoclave with water as a solvent. And the reaction temperature, residence time and liquid ratio are investigated by the pre-experiment design. 本文以泡桐为原料以水为溶剂,在1L间歇式高压反应釜中进行直接液化实验,通过预试验设计对反应温度、停留时间和液料比进行了考察。
The parameters of extraction solvent, solid/ liquid ratio, Infrared power and irradiation time were optimized. 在实验中,对萃取溶剂、固液比、红外功率和提取时间进行了优化选择,在最佳的提取条件下实现了三组分的定量分析。
Effects of reaction time, temperature, solid to liquid ratio, Potassium Permanganate addition and the initial concentrate sulphuric acid on pretreatment were examined. 考察了固液比、高锰酸钾用量、反应时间、反应温度,硫酸初始浓度对预处理效果的影响。
A study has been made to investigate the effects on the number of antibacterial silver-zinc zeolite antimicrobial copper ion content according to different conditions as temperature, time, solution concentration, solid to liquid ratio, the size and the exchange of zeolite and so on. 考察了温度、时间、溶液浓度、固液比、沸石大小以及交换次数等条件对得到的抗菌沸石中铜银锌抗菌离子含量的影响。
The results showed that: a suitable coating liquid ratio should be 2:1. 结果显示:涂料中合适固液比应为2:1。