field discharge 中文意思是什麼

field discharge 解釋
撐電
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  • discharge : vt 1 發射(炮等),打(槍),射(箭)。2 起,卸(貨)。3 排泄,排出,放出(水等)。4 釋放;解除,...
  1. Hydrometry - field measurement of discharge in large rivers and rivers in flood

    水文測量.大河和洪水流量的野外測量
  2. During ion source operating, alternating axial magnetic field and azimuthal electric field in discharge tube ionize hydrogen gas purified by hot palladium pipe, and form plasma, hi fifties year, research reports studied on rf ion source are numerous however most of them are concerned about application, and research reports relevant to discharge theory or experiment model are unfrequent

    離子源工作時,放電空間交變的軸向磁場和渦漩電場激發放電管中經鈀管純化后通入的氫氣電離,形成等離子體。 50多年來,關于高頻離子源的研究報告很多,但是,這些研究主要都集中在應用研究方面,有關高頻無極環形放電離子源的理論與實驗模型研究不是很多。
  3. Field testing of tbp power frequency discharge voltage

    工頻放電電壓的現場測試
  4. Using a dissolved conservative material as a tracer in the water, a three - dimension advection - diffusion water exchange numerical model was used to study the flushing time by discharge and the discharge dominated region of the yangtze estuary based on the successful simulation of flow field

    在成功模擬長江口流場的基礎上,同時應用以溶解態的保守性物質做為長江口水體交換的載體,建立了三維對流擴散型的長江口水體交換的數值模型,對整個長江口的水體交換規律進行了研究。
  5. 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。
  6. Study on characteristic of electric transfer of so2 in corona discharge electric field

    2在放電電場中的電遷移特性研究
  7. The experimental results show that the surface charging is related with the pre - flashover events, the pre - flashover events can bring the change of surface charge distribution. these may be attributed to the micro - discharge caused by the traps in insulator. the charge carriers can be captured by traps, a space electric field will be set up by the trap centers, and the combined electric field may exceed the breakdown electric field of local area, then the micro - discharge will be initiated

    分析表明,反向預閃絡現象與材料的陷阱分佈有關,試樣中電極附近的陷阱中心俘獲載流子后所形成的空間電場的作用是產生這一現象的原因;預閃絡現象和表面帶電現象都是由於絕緣子表面陷阱中心俘獲載流子形成空間電場造成局部場強過強引發的局部放電形成的。
  8. Standard guide for collection of multi - media field emission and discharge data associated with glycol dehydration units

    與乙二醇脫水劑有關的多媒體現場輻射和釋放數據的採集標準指南
  9. Near - field behavior of thermal wastewater from side - discharge

    熱污水表面側排的近區特性
  10. Field emission properties of a tungsten tip after discharge treatment

    鎢針尖放電處理后的場發射特性
  11. The surface semi - conducting layer is widely used to control the electric field and suppress the surface corona discharge in both hv power cable termination and the end turns of hv generator stator winding

    摘要表面半導電層結構可以均勻電場和抑製表面電暈放電,因此被廣泛應用於高壓電力電纜接頭和高壓發電機定子線圈端部絕緣中。
  12. A series of products made by skysea company are widely applied to industries such as severely - polluted sewage discharge in factories and businesses, sewage discharge of residential areas, civil air - defense drainage station, hospitals, farm irrigation, printing and dyeing, equipment cooling, food, environmental protection, chemical engineering, petroleum, pharmacy, mining, paper making, power plant, coal and oil processing, steel, shipbuilding, ceramics, leather manufacture, drainage system of city sewage disposal, municipal engineering and construction field. they have got a favorable reception from clients

    天海系列產品被廣泛應用於工廠商業嚴重污染廢水排放、住宅區的污水排放、人防系統排水站、醫院、農田灌溉、印染、設備冷卻、食品、環保、化工、石油、制藥、采礦、造紙、電廠、污水排放、煤油加工工業、鋼鐵工業、造船工業、陶瓷工業、製革工業,以及城市污水處理廠排水系統,市政工程,建築工地等行業深受客戶好評。
  13. Some new phenomenons were discovered. the width of trigger current changes with the discharge condition, it is only 100u. s when let the trigger source work alone, but it can rise up to 300us with the arc current and magnetic field

    在研究過程中發現引弧電流脈沖寬度受放電狀態的影響很大,在不引燃主弧時脈寬只有75 s ,而在引燃主弧並在加磁場的情況下會增大到300 s 。
  14. Lfa model does not take into account the electron energy redistribution due to thermal conduction and convection and assumes the transport and rate coefficients are the functions of the reduced field. recently, non - lfa model, such as eme model, has been used to improve the fluid simulations of gas discharge

    該軟體可以對傳統的對向放電式、表面放電式以及新型蔭罩式pdp結構的放電過程進行數值模擬,從理論上對彩色pdp顯示單元的放電特性進行分析研究。
  15. Abstract : by using the self - regulating electrostatic drying equipment, theelectrostatic drying for plant leaves is studied. the equipment is a surface silent discharge ozone generator. the electrostatic drying and natural drying are compared experimentally. the result shows that the electrostatic field is more effective for plant drying. the polarity characteristics of the electrostatic drying is discovered during the experiment and discussed. for accelerating drying, the polarity characteristics should be considered in the drying equipment design

    文摘:在自製的沿面式無聲放電臭氧發生裝置上,對植物葉片進行了乾燥實驗.通過對植物靜電乾燥和自然乾燥的比較,證實靜電場對植物有明顯的乾燥效果.發現了靜電乾燥中的極性效應,即當管狀電極的極性為負時,乾燥速度較快.對極性效應進行了探討和分析.實驗結果表明:沿面式無聲放電臭氧發生裝置可以有效地對植物進行靜電乾燥.研究結果對有效地利用靜電乾燥和極性效應來合理設計靜電乾燥裝置的結構具有重要意義
  16. The contents of this paper include the following several aspects : ( 1 ) a model of the fractures leakage is built through counting and analyzing the wealthy geological records of hae field, and a model of the fracture water transporting is also built according to the fracture water condition of its recharge and its runoff and its discharge in hae field ; ( 2 ) this paper studies the chemical behavior and the migration parameters of the elenent sr2 + in ground water in hae field, the main contents include : the presence form of the element sr in ground water is analyzed by way of the rmodynamics ; the absorption mechanism that granite and sand stone absorbs sr element is analyzed based on theory and experiment test the diffusion parameters of the element sr in water and in granite and in sand stone are researched with laboratory experiment test ; the partition coefficient of sand stone and granite to sr is tested by the batch way

    其研究內容包括以下幾個方面: ( 1 )通過對我國hae預選處置場豐富地質資料的大量統計和分析,建立了該處置場的基巖裂隙滲透模型。再根據hae預選處置場基巖裂隙水的補給、徑流、排泄條件及水位動態特徵,建立了預選處置場基巖裂隙水水運動模型。 ( 2 )對高毒性鍶元素在我國hae預選處置場地下水中的化學行為和遷移參數進行系統的研究,其中主要包括運用熱力學方法分析了鍶元素在地下水中的存在形態,利用理論分析與實驗測試相結合的方法分析了花崗巖和砂巖對核素鍶的吸附機制,採用室內實驗裝置研究了核素鍶在地下水中的擴散參數以及在花崗巖和砂巖中的本徵擴散參數,採用靜態批式法研究了鍶在砂巖和花崗巖中的分配系數。
  17. Roadway lighting equipment - high - intensity - discharge and low - pressure sodium lamps in luminaires - field identification

    道路照明設備.高強度放電和低壓鈉蒸氣照明燈.現場鑒定
  18. Through the analysis of factors relating to aquiferous features, contact with water, groundwater recharge, run - off, discharge and groundwater chemical characteristics, we determine the hydrogeological conditions in the no. 1 mine field and suggest a basis for deposit exploition

    摘要通過對大南湖煤田一田含水層特徵、水力聯系、地下水補給、徑流與排泄及地下水化學特徵等因素的分析,確定該井田水文地質條件類型,為礦床開采提供依據。
  19. Enclosed field discharge circuit breakers for rotating electric machinery

    旋轉電機用封閉場勵磁放電斷路器
  20. Standard enclosed field discharge circuit breakers for rotating electric machinery

    旋轉電機用標準封閉磁場放電斷路器
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