絮凝比 的英文怎麼說

中文拼音 [níng]
絮凝比 英文
flocculation ratio
  • : 絮名詞(姓氏) a surname
  • : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  1. But in the forepassed research, the people all abstracted the colloid in the water as the sphericity and explained it by the known theory of the colloid chemistry. moreover some people modified the result by the grain coefficient in the derivation of theory. but this assume had more difference on the observed phenomena in the experiment, so it was not perfect in theoretical speaking

    關于的理論基礎在國外研究得較多,但在過去的研究中,人們大都是將水中的膠體顆粒抽象為球形,用已有的膠體化學理論去加以解釋,並在理論推導中引入顆粒系數加以修正,這與實際實驗所觀察到的現象有較大的差別,從理論上說,是很不完善的。
  2. Flocculating ability of mycobacterium phlei to hematite and quartz

    石英能力的
  3. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後,本文還對動力學和體結構進行了研究,在前人研究的基礎上,針對高分子黃河泥沙,對過程作了一些符合試驗條件的假設,建立了顆粒碰撞頻率表達式,應用了顆粒數量平衡方程,從而建立了過程的動力學生長模型,模型計算結果與試驗數據對表明,二者趨勢一致,在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙過程中體數量和尺寸分佈的變化過程;對體結構的研究中,應用掃描電子顯微鏡和透射電子顯微鏡對體進行了觀察,將體分為粒、團和網三個不同的生長階段,通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體,建立了體結構模型,計算得到的模型體分形維數基本與試驗中的實際體相符,在一定程度上能夠反映高分子黃河泥沙生成的體結構。
  4. Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method

    研究認為: ( 1 )黃河河口口門逕流潮汐區域並非持續保持淤積狀態,在特定的來水來沙、邊界條件和海洋動力條件下,該區域可以處于沖刷狀態; ( 2 )從河口泥沙沉積分配的過程來看:三角洲與濱海區泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積例變化基本呈波動狀態,且三角洲與濱海區泥沙的沉積例與來沙量密切相關,基本成正關系; ( 3 )在口門處,影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成等,本報告主要對口門加寬,口門西妥理工大學工程碩士專業學位論文分漢對河道淤積的影響進行了定量分析: (一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式,據此可以預估計算河口不同區域泥沙的沉淤量; 、 5 )本項研究首次論證了河口三角洲岸線動態平衡的概念,並建立了黃河河口來沙量與造陸面積的相關關系,得出了當河口多年平均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 )本項研究首次提出了河口泥沙優化調控的概念,並對其宏觀優化調控模式進行了初步探討。
  5. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈動檢測技術和光散射顆粒粒度分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光強度(對應于dc值)作為原水的特性表徵參數, dc值可以同時反映顆粒濃度和表面積因素的影響,試驗結果證明, dc值與單位體積水中泥沙顆粒總表面積s _ p之間具有很好的冪函數關系: dc = cs _ p ~ d ,式中c 、 d為經驗系數,進而得到了以dc值為參數的高分子劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經驗系數,平均相關系數達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  6. The content of this research include : screening the microorganism that can produce bioflocculant from the microorganism sample, select the best microorganism to optimize its culture condition that can increase the flocculating activity to the utmost ; in order to see about his flocculating activity, then using the bioflocculant flocculate the kaolin suspension and compare the flocculating results with the pac hpam ; on the basis of the bioflocculant has excellence flocculating activity, distill and purify the bioflocculant from the culture mediunu give qualitative analysis of its ingredient and reach its flocculating mechanism. the studies include the enrichment culture of the microorganisms that can produce bioflocculant and their screening suggest that they are broad exist in the soil and active sludge

    本課題的研究內容包括:從微生物樣品來源中篩選出微生物劑;從中挑選具有優良活性的微生物劑產生菌,對其產微生物劑的培養條件進行優化以提高其產劑的活性;用該高嶺土懸液,並與聚合鋁( pac )和水解聚丙烯酰胺( hpam )進行較,以考察其對廢水的效果;在具有優良活性的基礎上,將該劑提取和純化,對其進行分析研究,並對其機理進行探討。
  7. Organic bentonite - yh - 958 introduction : yh - 958 organic bentonite is the self - active organic bentonite. it can be added in every step of compounding paint, it no needs pre - gel or polar activator, it has perfect rheological, anti - settling and sag prevention. besides the characters of the other yh bentonite, yh - 958 function well in high gravity, low viscosity pigment solvent system

    Yh - 958和978產品是國內首創的自活化有機膨潤土,可在調漆的任何階段加入,無需預膠和極性活化劑,分散細度可在20um以下,可用於面漆和底漆,提供油漆體系理想的流變性能,控制沉降和流掛,除具備同類產品的特點以外, yh - 958在較少添加量,低粘度的高重顏料體系中形成微弱的結構,防止顏料沉結
  8. The filter rate of the rotating impeller press filter and its effective factors in the dye wastewater treatment after flocculation were studied, the dynamic filtration was compared with the terminal filtration, and a comparative research was made of the efficiency in the dye wastewater treatment of the ceramic film and the organic film

    考察了以陶瓷膜為過濾介質的旋葉壓濾機對后的廢水進行處理的過濾速率及其影響因素,進行了動態過濾與終端過濾的較,以及陶瓷膜與有機膜在廢水處理效果上的對研究。
  9. The optimal synthetic conditions obtained was n ( dac ) : n ( am ) = 2 : 3, v ( oil ) : v ( water ) = 1 : 1. 2 and redox initiator or high water - soluble initiator

    在單體物質的量為2 : 3 ,油水體積為1 : 1 . 2 ,引發劑為氧化還原引發劑或高效水溶性引發劑的條件下,得到了溶解迅速且效果好的產品。
  10. Abstract : on the basis of the property of superfine explosive hmx suspension and mechanism s of agglomeration & amp; coagulation, influences of different agglomerants and coaga lants used alone or complexly on the subsidence property of superfine hmx suspen sion are studied, thus different using ways are compared

    文摘:根據超細炸藥hmx (奧克托今)懸浮液的性質,以及聚和作用機理,研究了聚劑、劑單組分及復合使用時對懸浮液沉降性的影響,並對不同的方案進行了較。
  11. The influencing factors such as the ratio of reactants, activation time, reaction time and reaction temperature on the synthesis were studied so as to optimize the conditions for synthesizing flocculant

    研究了反應物料配、活化時間、反應時間、反應溫度等因素對合成的影響,優化出劑合成的工藝條件。
  12. 3. the parallel experiment proved that the water quality of microflocculation - uf progress is the best, and water quality of direct uf progress is the worst. turbidity and pathogens are removed efficiently by uf

    3 .微-超濾、直接超濾、常規工藝的平行對試驗證明:微-超濾工藝的出水水質最好,直接超濾工藝最差。
  13. The main conclusion are as bwlow : 1. for microflocilation / uf progress, ferric salts were better than aluminum salts ; the more dose of coagulant, the high removal rate of organic matter. however when dose increased to a certain level ( 6mg / l alo2 ), fouling was higher instead

    主要成果和結論如下: 1 .微-超濾工藝中,鐵鹽混鋁鹽要好;隨著混劑投加量的增加,有機物的去除率也隨著增加,但當混劑投加量增加到一定量(以al2o3計為6mg / l )時,反而會加劇膜污染;投加pam (聚丙烯酰胺)對提高有機物去除率沒有幫助,但可以緩解膜污染。
  14. The investment cost of microflocculation - uf progress is cheaper than the conventional treatment progress, its running cost is about $ 0. 23 yuan / m3

    -超濾工藝的投資成本常規工藝節省,其運行成本約為0 . 23元/ m3水。
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