預加負荷 的英文怎麼說

中文拼音 [yùjiāfùhé]
預加負荷 英文
preloading
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 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
  • 負荷 : [電學] load; charge; weight
  1. High precision preloaded dual - v rolling guide ways are used to provide good rigidity

    機床導軌採用雙v型預加負荷，高精度滾動導軌，剛性好。
  2. Applying forecasting and controls theory, the author analyzes the statistics data of civil use of urban gas in the wisco, establishes forecasting models for the daily and hourly gas consumption, and compares the model result with the real load. on this basis, the author maintains that it is necessary to adopt control measures and reasonably organize production. moreover, the author puts forward a feasible plan to improve the current production technology, in order to meet users " needs and meanwhile reduce cost of production and increase enterprise profit

    運用預測與控制理論對武鋼民用煤氣歷史統計數據進行分析，建立了日用氣負荷和小時用氣負荷預測模型，將預測結果與實際負荷進行對比，採取控制措施進行生產調度，合理組織生產，提出了改變現行生產工藝的可行性方案，以達到既保證用戶需要，又降低生產成本，增加企業利潤的目的。
  3. High - strength structural bolting assemblies for preloading - part 2 : suitability test for preloading

    預加負荷用高強度結構螺栓組件.第2部分:預加載適用性試驗
  4. Eight of input and state variables of blast furnace, i. e. silicon content, irregular coke charge, coal injection, blast pressure, blast temperature, blast volume, batch of charge in a tapping period, ratio of ore - to - coke in charge, are considered as input of prediction model

    採用天津鐵廠1 #高爐的[ si ]含量、鐵間料批數、熱風壓力、實際噴煤量、冷風流量、熱風溫度、凈焦加入量、焦炭負荷等8個影響因素作為預測模型的主要輸入變量。
  5. A modified svm model, which can predict peak recognition theory, was proposed in this paper. this model can increase the weight of peak error in the loss function of structural risk minimization, thus improve prediction accuracy of hourly water demand peak

    本文提出一種能夠進行峰值識別的改進svm演算法，該演算法在結構風險最小化準則的目標函數中加大峰值誤差的權重，從而提高時用水負荷峰值的預測精度。
  6. High - speed performance : in precision machining cam and cam rollers support the taper rib exerted pressure on the load, totally avoid 2806 - 1980, reliable and high - speed operation

    高速性能：在精密加工的凸輪和凸輪滾子的錐度支撐肋上施加預壓負荷，完全避免間隙產生，使運作可靠和高速。
  7. After a short - term load forecasting method based analogous and linear extrapolation is proposed, the load forecast and the priority of equipment action are led into static reactive power optimization. the aim function is constructed for the practical situation of power system. on the basis of traditional genetic algorithm the fitness function and the holding of population diversity are improved

    在提出基於相似日和線性外推的短期負荷預測新方法的基礎上，將負荷預測和設備動作優先級引入靜態無功優化中，並結合電網實際情況，構造了實用的目標函數，對遺傳演算法的適應度函數和群體多樣性的保持進行了改進，採用鄰域搜索運算元增加遺傳演算法的局部尋優能力。
  8. In the deregulated power market ， the power grid operator is facing many uncertainty and risks risk concept ， risk analysis approach and risk management are introduced in chapter ii ， the maj or risks of grid operators is analyzed and evaluated in details based on the real situation and data of yueyang city, hunan province ， the economic risk resulting from the uncertainty of load prediction of whole system ， generation capacity and parallel quantity of the large enterprises self - owned power plant are analyzed meanwhile ， the increase of large enterprises self - owned power plant may cause economic and security risks considering different risk ， the qualitmive and quantitative approaches are respectively adopted the direct and indirect congestion risks are evaluated based on probabilistic theory and decision theory the retail pricing and trade modes are major areas embracing risks as well chapter iii divides the risks in internal and external ones based on the characteristics of risk and put forward the layered risk management approach

    詳細分析和論述了電網經營企業面臨的各種風險。基於湖南省岳陽地區電力市場的實際情況和多年歷史數據，採用定性分析和定量計算的手段具體分析了負荷、自備電廠發電量和上網電量預測不確定性以及自備電廠的大量增加給電網企業帶來的經濟性風險和安全性風險。無論是長期還是短期，阻塞不僅會對電網造成直接風險，還可能造成間接風險。
  9. In this method, ga is used to optimize connection weights of forward - back neural network until the learning error has tended to stability, then we use sp algorithm with optimized weights to finish short - term load forecasting process

    我們用遺傳演算法來訓練網路參數，直到誤差趨於一穩定值，然後用優化的權值進行bp演算法，實現短期負荷預測，模擬實驗結果表明該方法加快網路學習速度，並能提高負荷預測精度。
  10. Abstract : the in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging

    文摘:針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況，提出了若干技術改造措施包括，增大對流管表面積以增大對流段的熱負荷；增加輻射管的換熱面積；修正煙囪高度；換用新型燃燒器，變自然通風為強制供風，以增大燃燒器的發熱量，減小過剩空氣系數，節省燃料2 % 3 % ；在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度；採用高溫輻射塗料增強輻射換熱效果，從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。
  11. The in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging

    針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況，提出了若干技術改造措施包括，增大對流管表面積以增大對流段的熱負荷；增加輻射管的換熱面積；修正煙囪高度；換用新型燃燒器，變自然通風為強制供風，以增大燃燒器的發熱量，減小過剩空氣系數，節省燃料2 % 3 % ；在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度；採用高溫輻射塗料增強輻射換熱效果，從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。
  12. High - strength structural bolting assemblies for preloading - suitability test for preloading

    預加負荷用高強度結構螺栓組件.預加負荷的適合性試驗
  13. High - strength structural bolting assemblies for preloading - general requirements

    預加負荷用高強度結構螺栓組件.一般要求
  14. Through high - speed surcharging close to the cam to load flexibility, thereby strengthening the rigid partition

    可通過高速預壓負荷來接近凸輪的彈性區，從而加強分割區的剛性。
  15. High - strength structural bolting assemblies for preloading - part 5 : plain washers

    預加負荷用高強度結構螺栓組件.第5部分:平墊圈
  16. High - strength structural bolting assemblies for preloading - part 1 : general requirements

    預加負荷用高強度結構螺栓組件.第1部分:一般要求
  17. High - strength structural bolting assemblies for preloading - part 6 : plain chamfered waschers

    預加負荷用高強度結構螺栓組件.第6部分:普通倒角墊圈
  18. High - strength structural bolting for preloading - system hr - hexagon bolt and nut assemblies

    預加負荷用高強度結構螺栓組件.系統hr .六角螺栓和螺母組件
  19. High - strength structural bolting assemblies for preloading - part 3 : system hr - hexagon bolt and nut assemblies

    預加負荷用高強度結構螺栓組件.第3部分:系統hr .六角螺栓和螺母組件
  20. High - strength structural bolting assemblies for preloading - part 4 : system hv - hexagon bolt and nut assemblies

    預加負荷用高強度結構螺栓組件.第4部分:系統hv .六角螺栓和螺母組件
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