氣體溶解度 的英文怎麼說
中文拼音 [qìtǐróngjiědù]
氣體溶解度
英文
gas solubility- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 體 : 體構詞成分。
- 溶 : 動詞(溶化; 溶解) dissolve
- 解 : 解動詞(解送) send under guard
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 氣體 : gas; gaseous fluid
- 溶解 : dissolve; dissolution; solution; lysis; solvus; resolution; decomposition; resolving; solving; fu...
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The salinity of the earth ' s oceans is about thirty - five parts per thousand, meaning that there are about thirty - five grammes of dissolved solids and gases in one kilogramme of water
地球海洋里的鹽度大約為35 % ,意思是說,在每公斤的水中約含有35克溶解的固體和氣體。The solubilities of the gases generally decrease with increased water salinity and increase with pressure.
氣體的溶解度通常隨水的鹽度增加而降低,隨壓力增高而增高。This paper introduces the aging mechanisms of bio - oil and various methods to improve the stability of bio - oil, including drying, deashing, hot - gas filtration, vapor - phase catalytic pyrolysis, adding solvent and mild hydrogenation, etc
介紹了導致生物油不穩定的機理和各種提高生物油穩定性的方法,如原料乾燥、酸(水)洗脫灰、氣體高溫過濾、氣相催化裂解、添加溶劑和生物油適度加氫等。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 emphasis of the paper is the influence of the shifts of metabolic process induced by environmental factors such as dissolved oxygen, temperature, aerial pre - exposure and pre - exposure to chemicals on the accumulation and transport of dissolved metals
綜述溶解氧、溫度、空氣預暴露、化學物質預暴露等環境因子,誘導的機體代謝過程的改變,對溶解態重金屬的累積和轉運過程的影響。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 paper focused on consumption of atmospheric co _ ( 2 ) through rock weathering and weathering reactions what were attributable for dissolved loads in the major basins of china. generally, dissolved loads were preferentially considered to evaluate chemical weathering relative to river - borne particulate / sediment because they are directly from source rock weathering
中國主要流域盆地巖石化學風化的大氣co :消耗率通常較高,而且中國主要流域盆地整體上碳酸鹽類的風化溶解對河水化學的影響程度明顯強于硅酸鹽類,這是中國主要流域盆地較為突出的特徵。An improved grey prediction model for dissolved gas in transformer oil
變壓器油中溶解氣體濃度灰色預測模型的改進As the back - propagation neural network ( bpnn ) is adopted to diagnose the dissolved gases of transformer, convergence rate becomes slow, convergence precision becomes bad and even being out of convergence as more sampled data are trained and more complicated relation between input and output becomes
根據電力變壓器油中溶解氣體分析( dga ) ,採用反向傳播神經網路( bpnn )對電力變壓器進行故障診斷時,隨著學習樣本數目的增多,輸入輸出關系的復雜化,網路收斂的速度將變得緩慢,收斂精度不理想甚至不收斂。An experimental gas generator installation was established and applied to research the self - ignition behavior of ethanol while it was injected into hot oxidizing gas mixture produced by decomposing of h2o2 with high concentration
裝置中質量分數為90 %的過氧化氫溶液由高壓氣擠推,通過催化床完成催化分解,產生高溫氣體;質量分數為97 %的酒精溶液經由分佈噴嘴噴入過氧化氫分解氣體中發生自燃,從而提高氣體溫度。Calculation of gas solubility in the system mdea - h2o - co2 - h2s
體系的氣體溶解度的計算Standard test method for solubility of fixed gases in low - boiling liquids
低沸點液體中固定氣體溶解度的試驗方法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 31 kinetic data of hydrate formation in gaseous, near - critical and supercritical condition and 4 solubility data were measured
實驗測定了乙烯在常規氣體、近臨界、超臨界三種不同條件下的31組水合物生成動力學數據和4組乙烯溶解度數據。The research works are shown mainly as follows : 1 ) the actuality and outlook of on - line detecting and fault diagnosis technology of gases dissolved in oil are analysed deeply, and characteristics of insulation structure of power transformer, evaluation of operating reliability and the relationship between ordinary faults inside transformer and gases dissolved in transformer oil are studied too. analysing the purposes of detecting gases dissolved in transformer oil on - line, we can know that primary indexes to evaluate the technology of on - line detecting gases dissolved in transformer oil are reliability of system, accuracy of detected data, validity of diagnosis, automatization and price of systems
主要研究內容有: 1 )深入分析變壓器油中多種溶解氣體在線監測及故障診斷技術研究現狀及應用前景,研究電力變壓器絕緣結構特性、運行可靠性評估以及變壓器內部常見故障與油中溶解氣體對應關系,通過對在線監測變壓器油中溶解氣體的目的分析得出系統運行的可靠性、監測數據的正確性、診斷的有效性、系統的自動化程度、系統的價格等是綜合評價變壓器油中溶解氣體在線監測技術的指標。It limits the distribution and ranges of ocean life by affecting the density, salinity, and concentration of dissolved gasses in the oceans, as well as influencing the metabolic rates and reproduce cycles of marine organisms
它可以影響海水的密度、鹽度和溶解氣體的含量,從而影響海洋生物的新陳代謝速率和生殖循環,限制著海洋生物的分佈范圍。3 ) studying the principle and method of many sensitive elements which are used to detecting the gases dissolved in oil, author bring forward the viewpoint that sensors of mq series have obvious selectivity and higher accuracy when they detect gases of h2, co, ch4, c2h4, c2h2and c2h6 dissolved in oil. especially, the accuracy of c2h2 which reflects the main faults of transformer can reach 1ul / l
3 )研究採用多種傳感元件檢測變壓器油中多種溶解氣體的原理及方法,研製的mq型系列傳感器對變壓器油中h2 、 co 、 ch4 、 c2h4 、 c2h2 、 c2h6六種溶解氣體具有明顯的選擇性和較高的靈敏度,特別對體現變壓器內部絕緣故障較敏感的c2h2氣體的檢測靈敏度達1 l / l 。Finally, three representative control strategies, such as the control of external carbon flow rate, the supervision control of the do process and the control of internal recirculation flow rate, are used in the simulator under different weather conditions, in order to analysis the practicability and feasibility of the simulator
論文最後主要通過輸入不同氣候條件的輸入組分數據,採用外加碳源控制、溶解氧濃度監控控制和內迴流流速控制三種典型的控制策略,分析本研究開發的模擬軟體在活性污泥過程的應用。05. 02 solubility of gases in petroleum and other organic liquids, method for estimation of
石油與其他有機液體中氣體溶解度的評估方法分享友人