溶解度參數 的英文怎麼說
中文拼音 [róngjiědùshēnshǔ]
溶解度參數
英文
solubility parameter-
The method of obtaining high concentration of na2feo4 solution by quick electrolysis mainly contains four aspects : adoption of either a diaphragm or an ionic membrane electrolytic cell in which a thin anodic cell lying between the two cathodes, ( 2 ) using an iron anode that has larger specific surface area, ( 3 ) keeping suitable concentration of naoh in the anodic cell, adoption of lower current density and higher electrolyzing speed. the practical technique parameters follow a s below : the naoh solution of 14 - 16mol / l, the temperature of 303 - 308k, the surface anodic current density of 300a / m2, the unit electrolyzing speed of efficiency larger than 6. 0a / l
快速電解獲取高濃度na _ 2feo _ 4溶液的方法，主要包括四個方面：採用兩陰極室夾一厚度較小的陽極室的隔膜（或離子膜）電解槽；使用比表面積較大的鐵網陽極；保持陽極室中有適宜濃度的濃naoh溶液；採用較低的電流密度和較高的電解速度。具體工藝參數是： 14 16mol / lnaoh溶液、溫度303 308k 、表觀陽極電流密度300a m ~ 2 、有效單位電解速度6 . 0a / l 。Hildebrand solubility parameters of common organic solvents
布蘭德溶解度參數Swelling test, dsc and tg were used to determine the solubility parameter, glass - transition temperatures and thermolysis temperatures of polycondensates
使用溶脹試驗、 dsc 、 tg對其溶度參數、玻璃化轉變溫度、熱分解溫度等參數進行了測定。Utilising dissolved gases analysis, a new insulation fault diagnosis method for power transformers is proposed. this method is based on the group grey relational grade analysis method. first, according to the fault type and grey reference sequence structure, some typical fault samples are divided into several sets of grey reference sequences. these sets are structured as one grey reference sequence group. secondly, according to a new calculation method of the grey relational coefficient, the individual relational coefficient and grade are computed. then according to the given calculation method for the group grey relation grade, the group grey relational grade is computed and the group grey relational grade matrix is structured. finally, according to the relational sequence, the insulation fault is identified for power transformers. the results of a large quantity of instant analyses show that the proposed method has higher diagnosis accuracy and reliability than the three - ratio method and the traditional grey relational method. it has good classified diagnosis ability and reliability
基於變壓器油中溶解氣體分析，提出了一種基於群灰色關聯度分析的變壓器絕緣故障診斷新方法.首先根據故障類型與灰色參考序列構造，選擇變壓器典型故障樣本構造多組參考序列，這些參考序列組構成一個灰色參考序列群.其次根據給出的新的關聯系數計算方法，計算個體關聯系數和關聯度.然後根據給出的群灰色關聯度計算方法，計算群灰色關聯度和構造群灰色關聯度矩陣.最後根據關聯序識別變壓器絕緣故障診斷.通過大量變壓器絕緣故障診斷實例分析，所提方法診斷準確性與可靠性優於三比值法和傳統的灰色關聯分析方法，具有較好的分類診斷能力和可靠性This paper introduces the development process of wastewater disposal, it ' s auto control system, the level of nowadays and several new techniques of china and foreign countries. the immanent structure, control rules, main features and design methods of auto control systems in wastewater disposal process are studied in this paper. aiming at four typical parameters, such as temperature, dissolved oxygen, ph and the planes of water, the distributed control system is designed, composed by pc called epigyny computer and scm 8098 called hypogyny computer, and some sensors, shift deliver utensils and related meet orifices of parameters gathering and figures communication
本文介紹了國內外污水處理及其自動控制系統的發展過程、當今水平和提高自動化程度的若干新技術；研究了污水處理自動控制系統的內在結構、控制規律、主要特點和設計方法；選取污水處理中的典型參數溫度、溶解氧、 ph值和液位等為控制對象，設計了以個人計算機為上位機、以8098單片機為下位機，並輔之以傳感器、變送器及相關介面單元所構成的二級集散控制系統（ dcs ） ；介紹了幾個主要程序模塊的設計思路、工作過程，這些程序模塊是：用高級語言visualbasic6 . 0開發的上位機人機交互界面程序、數據處理和圖表輸出程序，用執行效率高的匯編語言開發的下位機數據採集與系統監控程序、上位機與下位機之間的數據通信程序，匯編語言與vb之間的轉接程序，等等。Also, the author ’ s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,
具體包括:以完全混合、表面曝氣合建式活性污泥工藝的污水處理曝氣過程為研究對象，在闡述了曝氣過程式控制制參數選取可行性的基礎上，建立了以溶解氧濃度do和活性污泥排放量qw為控制變量，以曝氣池中有機物濃度s和微生物濃度x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用現代控制理論的觀點和污水處理理論，在現有關于污水處理最優控制問題研究的基礎上，建立了有約束條件多變量能耗最小數學模型，該數學模型是以有機物排放總量和狀態變量的末值條件作為約束條件，曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優控制問題進行轉化，並對應用極大值原理求解能耗最小這一最優控制問題進行了詳細的解析;引入約束運算元，應用具有控制約束的共軛梯度演算法對能耗最小這一最優控制問題進行求解，並進行模擬實驗驗證。The monitoring process is carried out on board a scientific vessel the dr catherine lam which is equipped with state - of - the - art technology. at various locations, scientists measure a range of parameters, such as temperature, ph, salinity, turbidity and dissolved oxygen
海水監測工作是在設備先進的林蘊盈博士號監測船上進行；研究人員在海上測量各種水質參數，包括水溫、酸鹼度、鹽分、混濁度、溶解氧含量等。On - site measurements of parameters such as temperature, ph, turbidity and dissolved oxygen are made using the multiparameter water quality measuring probe, and recorded in the data logger. the readings obtained are then compared against the normal ranges from that station, and any unusual readings result in a second set of measurements being made to check the validity of the initial reading
另外，工作人員利用多參數水質計量儀實地量度多項水質參數，包括水溫酸鹼度混濁度及溶解氧，將測量結果記錄在數據記錄器內，再與該監測站的正常參數范圍比較，核實數據的真實性。8 - 1. 2g / min, and collection efficiency achieve 8 - 10 % under these parameters. through the study on the dispersion process of the nanoparticle tio2 in water, the author finds out that whisk time, dispersant types, dispersant concentration, dispersing time, ph value, temperature and electrolyte concentration have significant influence on dispersing effects. through contrastive and orthogonal experiments, the author obtains that composite dispersants have better results than single dispersants
研究表明，液料等離子噴塗制備的納米tio :顆粒平均粒徑為10 ~ 50nln ，其晶型以銳欽礦為主，且隨著電弧功率的增大，銳欽礦含量減少;在本次實驗工藝參數下，收集速率為0 . 8一1 . 29 / min ，收集效率為8一10 % o通過對納米ti02顆粒在水介質中的分散性研究，發現機械攪拌時間、分散劑種類及濃度、分散時間、 ph值、溶液溫度和電解質濃度對納米tio :顆粒的分散穩定性有很大的影響。Surface chemical analysis - secondary - ion mass spectrometry - method for estimating depth resolution parameters with multiple delta - layer reference materials
表面化學分析.次級離子質譜法.多層標準材料深度溶解參數的估算方法In this approach, the concentration and development trend of gases dissolved in transformer oil are predicted primarily using gm ( 1, 1 ) model, and then the predicted results are calibrated by self - learning bp - neural networks with calibrated parameters obtained by analyzing the interaction of different types of gases and the relationship between the time sequences of gas concentrations
此法是利用gm （ 1 ， 1 ）模型初步預測油中溶解氣體的濃度及變化趨勢，通過分析故障氣體組分之間的影響及氣體濃度時間序列之間的關系確定修正參數，將初步預測結果與修正參數作為自學習bp網路的輸入，從而完成預測結果的在線修正。The parameters used for calculating wqo compliance include ph, suspended solids, dissolved oxygen, 5 - day biochemical oxygen demand, and chemical oxygen demand
用於計算水質指標的參數包括酸鹼度懸浮固體量溶解氧五天生化需氧量及化學需氧量。Considering the compactness characteristics of dissolved gas analysis data, the achieved samples are pre - selected with the fuzzy c - means clustering method to solve the problem of long time consuming in parameter determination, thus a certain model extension ability is enhanced
考慮到變壓器油中溶解氣體特徵空間的緊致性原理，利用模糊c均值聚類演算法對所獲取的樣本進行預選取，有效地解決了確定模型參數時耗時巨大的問題，並一定程度提高了模型的推廣能力。The dissolved oxygen ( do ) is one of the most crucial parameter in municipal wastewater treatment system. do is choosed as the control object and do control system from theory
污水處理中溶解氧（ do ）濃度是至關重要的參數，因此本論文選用溶解氧濃度作為控制對象，對溶解氧控製作理論上的研究。The dissolved oxygen ( do ) is one of the most crucial parameter in municipal wastewater treatment system. do is choosed as the control object and do control system from theory research
污水處理中溶解氧（ do ）濃度是至關重要的參數，因此本論文選用溶解氧濃度作為控制對象，對溶解氧控製作理論上的研究。分享友人