絮凝量 的英文怎麼說

中文拼音 [níngliáng]
絮凝量 英文
lf dose
  • : 絮名詞(姓氏) a surname
  • : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. Floc properties may be described by properties as floc strength, specific surface area, surface potential and surface energy

    物可以通過物強度,具體表面,表面潛力和表面能來描述。
  2. The molecular - weight of organic macromolecule flocculating agent is measured by viscometric method

    測定了一些有機高分子劑的分子
  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比表明,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. And using the function relation between the projected area of floes and the maximum length to calculate fractal dimensions of floes formed in some different flocculation condition

    而投藥不足或投藥過多時所形成的體的分形維數值均偏低,分別為1 . 34一1 . 65和1 . 31一1 . 58 。
  5. 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,各部位的泥沙沉積比例變化基本呈波動狀態,且三角洲與濱海區泥沙的沉積比例與來沙密切相關,基本成正比關系; ( 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; 、 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與造陸面積的相關關系,得出了當河口多年平均來沙維持在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。
  6. While fractal dimensions of floes are 1. 34 - 2. 31 during different flocculating condition when the flocculating agents is polyaluminum chloride ( pac ). moreover, under the best added quantity condition ( when the raw water is 170mg / l, the best added quantity of aluminum sulfate is 3. 0mg / l and the best added quantity of pac is 2. 0mg / l ), no matter

    若先投加cac12再投加pac ,混效果最好的水樣的體的分形維數為1 . 48 , cod去除率為93 % ,此時caci :的投加為1
  7. By designing some static flocculation experiments during different flocculating agent and different flocculating condition, the modal characteristic of floes are observed in experimented process and microscope photo of floes are shot. afterwards fractal dimensions of floes are calculated according to microscope photo of floes. the experimental result suggested that fractal dimensions of flocs are 1. 31 - 2. 38 during different flocculating condition when the flocculating agent is aluminum sulfate

    當pac投加為5 . omg / l並採用caci :為助劑時,若先投加pac再投加cacb ,混效果最好的水樣的體的分形維數為2 . 43 ,化學需氧去除率94 . 7 % ,此時的cacb投加為1 . 5m留飛。
  8. 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比表面積因素的影響,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。
  9. The particles aggregation was simulated using particle - cluster and cluster - cluster aggregation model. several type of floes was reached and its morphological characteristics was analyzed the fractal dimension, density and porosity of floes was studied by changing sticking probabilities, sticking position, particle number, particle concentration, difrusion coefficient and motion trajectory. the parameters by which special floes growth were determined. in the study of morphology, floes of yellow river ' s loess particles was observed by tv - microscope. its morphological characteristics were obtained by image analysis. the effect of fractal dimensions by stirring time strring speed, macromolecule flocculant dosage, flocculant concentration and particle concentration was studie. its rule of change was obtained. on the basis of other studies, the flocculation kinetics and floes structure was studied

    本文應用計算機模擬技術,在二維空間內採用單體聚和集團? ?集團聚兩種模型對顆粒聚過程進行了模擬,得到了多種形態的體,並對體進行了形態分析,通過改變粘附概率、粘附位置、顆粒數、顆粒濃度、擴散系數和運動路徑等模擬參數,我們考察了體分形維數、密度和孔隙率隨模擬條件變化的影響規律,得到了形成特定形態體的控制參數。
  10. Because of the influences of the turbidity, ph of raw water, current, temperature and the pollutions of raw water, the process of coagulant dosage is a very complex reaction. to find out the automation of coagulant dosage and reduce the cost of the coagulant, many domestic and international scientific research organizations make research into the theory and mechanism of automation of coagulant dosage, such as the streaming current control method ( scd ), the emulation experimenting method in spot, mathematics model, flocculation control device ( fcd )

    由於受到原水濁度、 ph值、配水流、原水溫度和其他水質污染的影響,投藥過程是一個非常復雜的反應過程,為實現投藥系統的自動化和降低混劑耗率,國內外相當多的科研機構和院校在進行投藥機理和自動化處理的研究,主要有流動電流儀檢測法( scd ) 、現場模擬實驗法、數學模型、顯示控製法( fcd法)等自動投藥方式的研究和實驗。
  11. The mean diameter increases with the increase of alum dose, but the fractal dimension does not vary. however, extremely high dose of sluminum results in an increase of floc diameter but a decrease of the fractal dimension. the main reason is the sweep floes is too loose in their structure, and ca n ' t resist the shear force

    隨著投藥的增大,體分形維數的變化較小,但體平均粒徑顯著增加;當投藥過高時,網掃作用下的體結構鬆散,抗剪切能力差,具有較小的平均粒徑和分形維數。
  12. It is introduced that the main factor of the lithium - ion battery characteristic of request, indicated the superior electronic properties is mainly related to the cathode material preparation. the paper investigated the synthesis process of tricobalt tetraoxide fine particles by the uniform sol - gel method, using a few analysis equipments test the particles

    首先提出均勻膠沉澱法新方法,採用此新技術合成了超細co3o4 ,研究了各種因素對合成過程的影響,採用復配沉降劑,獲得了狀中間體,經測試證明狀中間體含有大羥基。
  13. Characteristic of al conformation and determination of ca content of the new flocculant - pacc

    新型劑聚合氯化鋁鈣中鋁形態表徵及鈣含測定
  14. 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,低粘度的高比重顏料體系中形成微弱的結構,防止顏料沉結
  15. The output signal of pda is affected by the suspended particle concentration, particle size, and the type and dosage of coagulant as well. by analysing the fi curve, it is found that the characteristic parameters of fi curve closely relate to aggregates size and turbidity removal the aggregates size and turbidity removal achieve the maximum when the amplitude of fluctuation is the maximum. the mean diameter and fractal dimension increase with agitation time, and finally reach a steady - state

    通過對混過程的在線監測和對pda輸出信號fi曲線的數學解析表明: fi曲線綜合反映了懸濁液中膠體顆粒濃度和顆粒粒徑,混劑種類和投很大程度上影響了fi曲線形狀, fi曲線的特徵值與體平均粒徑和濁度去除率之間具有良好的相關關系,在振幅最大處,濁度去除率達到最高,體平均粒徑最大,該條件下對應的投藥為最佳投藥
  16. The paper introduced the physical characteristics and application of inorganic polymeric, organic polymeric and, microbial flocculants as well as the flocculant prepared from the refuse of wastes. the research results and development advances on flocculants by a large number of scientists in recent years were presented

    分別對無機高分子劑、有機高分子劑、微生物劑和廢物回收制備劑的物性、應用狀況進行了簡要介紹,並列出了近年來大研究人員對這幾類劑的研究成果和開發進展。
  17. 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

    在單體物質的比為2 : 3 ,油水體積比為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。
  18. Abstract : based on the turbulent flow kinetics theory the paper describes astudy on two - region flocculation model, the turbulent region is the dominant effect of fiocculation speed, the transition region is the dominant effect of scale and compactness of floculating body, and the order magnitude of available energy disipation and controlling index is put forward

    文摘:應用紊流動力學原理,分析紊流條件下兩區模型,提出紊流區主導速率,過渡區主導體的成長尺度及密實度,導出了有效能耗的級及控制指標。
  19. 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,鐵鹽混劑比鋁鹽要好;隨著混劑投加的增加,有機物的去除率也隨著增加,但當混劑投加增加到一定(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。
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