日負荷系數 的英文怎麼說

中文拼音 [rìfùhéxìshǔ]
日負荷系數 英文
daily load factor
  • 日 : Ⅰ名詞1 （太陽） sun 2 （白天） daytime; day 3 （一晝夜; 天） day 4 （泛指某一段時間） time 5 （日...
  • 負 : Ⅰ名詞1 （負擔） burden; load 2 （虧損） loss 3 （失敗） defeat Ⅱ動詞1 [書面語] （背） carry on th...
  • 荷 : 荷名詞（蓮） lotus
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 負荷 : [電學] load; charge; weight
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. In the research, a set of simulation equipment is developed to examine the drivers " static and dynamic fatigue. recur to the apparatus, contrast and control experiment are made among different ages, workload intension and workload factors group. the endings summarize as following : ( 1 ) driving sensation fatigue investigation ( investigation of psychological and physiologic index and contrast investigation of fatigue ) ; continuous driving load and discrete driving load investigation of fatigue

    ? ?門）駕駛疲勞平衡穩定性是通過在力檢測臺上描繪人體重心軌跡的方法，提出檢測駕駛員疲勞平衡穩定指數，在不同狀態下（傾斜度15 30 『以及閉目等狀態下）對不同負荷、不同年齡分別進行測試，建立駕駛疲勞客觀測試評價體系； n ）經實驗室研究與現場調查，通過對駕駛疲勞與駕駛時間、駕駛速度等關系的研究，提出了不同年齡、不同條件下的最大連續安全駕駛時間標準，日駕駛時間標準，最大安全行車速度標準等。
  2. On the point of system, this paper mainly studies the optimal distribution of load in the machines of irrigation and drainage pumping station, the mathematical model and it ' s solution are studied among the machines in pumping station with two types of axial pump : full regulation or semi - regulation. this paper also studies the problems of the optimal day - operation of pumping station and the economical operation of grading pumping station. at the end, jiangdu pumping station is taken as a practical example to show the theory on economical operation of irrigation and drainage pumping station

    本文從系統的觀點出發，以排灌站機組間負荷的優化分配研究為主，分別對全調節和半調節軸流泵兩種泵型的排灌站機組間負荷優化分配的數學模型及其求解方法進行了研究，同時對排灌站最優日運行方式及梯級泵站的經濟運行也進行了初步探索，最後以江都排灌站為例，建立了排灌站經濟運行的實用模型。
  3. From the view of engineering economies, this paper get objective function of equipment selection for ice - storage system, and get the optimal equipment selection, in which introduce into uniform annuity and correction coefficient of designing date load

    摘要從工程經濟學角度，引進等額年金，設計日負荷修正系數，得出冰蓄冷空調系統設備選擇的目標函數，對各參數進行賦值，求得最佳的系統設備選擇，並用一個工程實例驗證，結果表明此數學模型是有效的。
  4. In summer, load is affectd by meteorological elements greatly. based on multidimension time series approach, the car model is constructed, which could take account into the accumalated influence from temperature and inertia action from historic load, meanwhile, the advantage of the model is that its expreaasion is in the form of apparent function, which could provide us some quaqutive imformation existed between input variable and output variable

    本文以多維時間序列分析方法為基礎，成功地解決了未來日負荷與前些日負荷慣性變化的影響，以及氣象累計效應的影響顯性函數關系問題，從而為負荷預測人員掌握未來負荷與歷史負荷，歷史氣象要素與當日氣象條件之間的規律，提供了量化的分析基礎。
  5. The numerical results indicate that the deformation within the solid inner core is very small. however, in the fluid outer core, the changes of the displacement with relatively low spherical harmonic degree ( n < 10 ) is very complicated via the radius, due to the resonance near the eigenfrequenies of the core long - period oscillations. while the spherical harmonic degree of the loading is larger than 10, the deformation and the gravitational perturbation in the core are very small, and the earth ' s deformation response is dominantly represented as the radial displacement in the elastic mantle

    研究了地球在日月引潮力和表面負荷作用下的形變特徵，數值計算結果表明，在固體內核中的形變很小，由於在長周期核模本徵頻率附近的共振，液核中低階（ n 10 ）位移隨半徑的變化非常復雜，當負荷階數超過10時，地核中的形變和擾動位都很小，地球的響應主要表現為彈性地幔中的徑向位移，且隨深度增加急劇減弱，地表負荷love數與信號頻率的依賴關系很弱，給出了體潮love數計算的一種有效的近似處理方案。
  6. Failover time for the database depends on how fast the mirror server can roll forward the log in the redo queue, which, in turn, is determined primarily by the system hardware and the current work load

    數據庫的故障轉移時間取決于鏡像服務器前滾重做隊列中日誌的速度，此速度反過來主要由系統硬體和當前的工作負荷決定。
  7. Secondly, based on the characteristic datum extracted from the datum of daily peak load, the probability model of the nature random part of power load is established ; the grey gm ( 1, 1 ) model is improved to forecast the basis part of power load ; after the relation model is established on the basis of the researching the relationship between the climate part of power load and climate factors, the probability model of the climate part of power load is established combined with the tentative probability model of temperature

    然後，在日最大負荷數據中提取自然隨機分量的特徵數據，建立其概率模型並實現參數估計；改進灰色gm （ 1 ， 1 ）模型，完成年最大負荷中基礎負荷分量預測；研究氣候負荷與各氣候因素的關系，建立合理的氣候負荷與溫度關系模型，結合假設溫度概率模型，完成年最大負荷中氣候負荷分量的概率模型建立。
  8. It put out the system requirements from the whole structure, function structure, developing mode, user management, the design of software and database, safety design, system running efficiency, developing plan, etc. it put out the basic graphics operation, the module building and editing of the electrical network, the devices records and function management the devices operating management, the function producing the electrical subject chart, the outside interface function, the in - out function and webgis, etc. it discusses some advanced functions including the theory loss and practical loss computing of the distribution line, the reliability basic data producing and conversing tools, power cut management, the load supplying from other ways, the repairing management on user fault reports, th e new load installing assistant function, the management of hanging the cards and simulating operation, the monitonng and analyzing management of the running information, load monitoring and load density analyzing function and so on

    從系統總體結構，功能結構，開發模式，用戶管理，軟體和數據庫設計，安全性設計，系統運行效率，開發計劃等方面滿足了系統的總體要求；系統實現了基本圖形操作，電網建模與編輯，設備臺帳及運行管理，設備操作運行管理，電力專題圖生成，外部介面，輸入輸出， web - gis等基本功能;系統還具有配電線路理論線損計算及實際線損計算，可靠性基礎數據生成和數據轉換工具，停電管理，負荷轉供功能，用戶報修管理，用戶報裝輔助，掛牌管理和模擬操作，運行信息分析監控管理，負荷監控及負荷密度分析等高級功能:並能從運行方式，用戶權限，運行日誌三個方面闡述本系統的管理方式。系統總體結構合理，功能及介面齊全，配置擴展方便，可操作性強。
  9. Why power quality questions are attracting attention increasingly has three chief reasons : the electricity load structure occurs the great change in the modern power system ; very sensitive to power quality control equipment and the electronic installation service based on the computer system of large numbers have been used ; in the power market under the operating mechanism, power is as the commodity, and users certainly puts forward the more and more higher requirement to the commodity quality

    電能質量問題之所以日益受到重視主要有三個原因：現代電力系統中電負荷結構發生了重大變化，諧波源的種類和數量增加；大量對電能質量非常敏感的基於計算機系統的控制設備和電子裝置投入使用；在電力市場運行機制下，電能作為商品，用戶必然對商品質量提出越來越高的要求。
  10. According to the characteristic of nine - area diagram of substation vol / var coordinated control, this system gives the defination of fuzzy sets and the degree of membership of input / output variables, and designs corresponding control rules. the results of simulation demonstrate the system can satisfy the constrains of the day - adjusting times of the switching of on - load transformer and paralleled compensation capacitors, and ensure voltage quality, reactive power basical balance. considering the var requirement in different load time period and the control demand in load saltation, a improved control scheme is provided. the results of simulation show the improved scheme can meet the demand of vol / var in different load time period, protect the wrong operation when either voltage or reactive power appears saltation, and decrease the times of regulation of the switching of on - load transformer and paralleled compensation capacitors finally, a background software module of substation vol / var coordinated control is designed, based on the supervisory control and data acquisition system of substation

    模擬結果證明該系統能在各種負荷條件下確保電壓合格和無功基本平衡，且能滿足變電站對有載調壓變壓器分接頭日調節次數和並聯補償電容器組的日投切次數的限制。通過考慮不同負荷時段對無功功率的需求和負荷突變情況下的控制要求，對上述模糊控制策略進行了改進，模擬結果證明改進后的控制策略能滿足不同負荷時段對電壓和無功的要求、抑制電壓或無功突變情況下的誤動作，且有效地減少了有載調壓變壓器分接頭和並聯補償電容器組的調節次數。最後基於變電站scada系統設計了一后臺電壓無功綜合控制軟體模塊。
  11. The time required for synchronization depends essentially on how far the mirror database was behind the principal database at the start of the session measured by the number of log records initially received from the principal server, the work load on the principal database, and the speed of the mirror system

    同步所需的時間實質上取決于會話開始時鏡像數據庫滯後於主體數據庫的時間（按最初從主體服務器收到的日誌記錄數計量） 、主體數據庫的工作負荷和鏡像系統的速度。
  12. Power - supply quality, environment protection, and electric de - regulation. meantime, geographic information system ( gis ) technology is developing rapidly. the gis data management method and its application in distribution network running and planning to meet the requirements of practical distribution should be studied and established, which have important academic and practical values to improve the reliability of distribution power - supply

    隨著電力系統的發展，面對密織的電網、時刻變化的負荷信息、不斷變遷的道路及建築和人們對供電質量、環保、電力市場化體制改革等問題的日益關注，以及在地理信息系統（ geographicinformationsystem ， gis ）技術迅速發展的條件下，研究和建立適合於配電網實際應用的數據組織方法及在配網運行與規劃中的應用，對于提高配網供電的可靠性具有重要的學術和實用意義。
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