power curve model 中文意思是什麼

power curve model 解釋
幕次曲線模式
  • power : n 1 力,力量;能力;體力,精力;(生理)機能;〈常 pl 〉才能。2 勢力,權力,權限;威力;政權;權...
  • curve : n 1 曲線;彎曲;彎曲物。2 曲線規 (=French curve);【機械工程】曲線板;【棒球】曲線球;【統計學...
  • model : n 1 模型,雛型;原型;設計圖;模範;(畫家、雕刻家的)模特兒;樣板。2 典型,模範。3 (女服裝店僱...
  1. The fourth chapter introduces the theory of fractional brown movement ( fbm ). the image texture of turning workpiece is analyzed using fbm model. after abstracting the texture character, the cutting tool wear status can be determined according to fractal dimension and average slope of the fitting curve of the logarithm power spectrum

    第四章採用分數布朗運動( fbm )的基本理論,對切削工件表面紋理的圖像進行分析,提取紋理特徵參數,根據分形維數和圖像上對數功率譜的擬合曲線的平均斜率來判斷刀具的磨損狀態。
  2. To adapt the circumstance in which the crankshaft torsional vibration generally exists, the new method ( tvrs method ) in which the cylinder power is inversely solved according to the torsional vibration curve is put forward and deduced in this paper, that is, the average effective pressure of each cylinder i. e. power condition of each cylinder is estimated based on a crankshaft torsional vibration curve according to the elasticity model of the actual shafting of engine and by use of the i. c. engine dynamics, the numerical calculations and the signal theory etc. although the computing workload is more, the method makes full use of the now available data of the torsional vibration of the i. c. engine, and can be used to all kinds of i. c. engine on any kind of operating condition, so it has higher application value

    為適應內燃機普遍存在曲軸扭振的情況,本文提出並推導了利用扭振信號反算的新方法( tvrs法) ,即採用軸系中某一測點的扭轉振動信號,按軸系實際的彈性模型,依據內燃機動力學、數值計算方法和信號理論等,反算各缸的平均有效壓力,定量判斷各缸的作功狀況。此法充分利用內燃機現有的扭振資料,雖然計算工作量較大,但普遍適用於各種類型各種工況的內燃機,有較高的實用價值。
  3. The paper build a model of electric ship power system, include the model of motor and generator derived from simulink, the model of propeller build by the author, the model of load flow. after the process of model simulation, the dynamic curve of electrical ship were drawn out

    應用simulink已有的電機模塊,再自行建立螺旋槳的simulink模型,結合數據庫模塊和用戶自定義的s函數模塊,建立了電力推進船的船?機?漿匹配模型,並進行了模擬計算和動態特性模擬,並進行了模擬結果分析。
  4. The seismic behavior of longitudinal middling - high r. c shear wall with frame column is discussed through model experimentations and finite element methods in this paper, after taking frame - shear wall structure of a main factory building of the large capacity power plant as experimentative prototype. the major work as follow : in order to appliance pseudo static test, the longitudinal middling - high r. c shear wall with frame column in the large capacity power plant ' s main factory building has been simulated to a model structure with 1 / 15 reduced - scale. the contents of study are process of cracking, course of damage, skeleton curve, rigidity degradation, ductility characteristic etc. that the seismic behavior of this kind of middling - high r. c shear wall is excellent has been proved by chubby hysteretic curve and fine capacity of energy dissipation

    本文以某大型火電廠主廠房縱向框架一剪力墻結構為原型,通過模型試驗和有限元分析,研究了縱向帶邊框柱中高剪力墻結構的抗震性能問題,主要內容有:選用1 15縮尺比把某大型火電廠主廠房縱向帶邊框柱剪力墻原型結構模擬為一個模型結構,並進行了偽靜力試驗,研究了這類縱向帶邊框柱中高剪力墻結構的開裂與破壞過程、骨架曲線、剛度退化、延性性能等問題,試驗滯回曲線飽滿,消能能力強,說明此類中高剪力墻的抗震性能較好。
  5. The inverted pwm changing electric current the technique is applied in the prototype model. the prototype model was tested and operated on spot, power factor could reach beyond 0. 95, the effect of following modulating voltage was better, the curve of factor of modulated voltage of exchanging systems changed following load rate was linear, the output of wave form was a flat and steady sinusoidal wave

    樣機採用了逆變式pwm變流技術,對其進行了現場測試與試運行,測試結果是電網側的功率因數可達0 . 95以上,跟蹤調壓效果良好,變流系統輸出調壓系數( k )隨負載率( p )的變化曲線基本滿足直線關系,輸出波形呈平滑穩定的正弦波。
  6. To measure driving expectation speed, this dissertation makes the concept of driving behavior coefficient to calculate degree of power control of driver for vehicle, and related ~ aw is studied between driving behavior coefficient and road geometry, through marking the feature curve of driving behavior coefficient in various type road sections, the calculation model of expectation speed is established

    為推定駕駛期望車速,本文提出了駕駛行為系數的概念,用以衡量駕車人對于車輛的動力控制,並重點研究了駕駛行為系數與道路線形之間的常態相關規律,通過標定駕駛行為系數在各種類型道路區段的特徵曲線,推導了駕駛期望車速的計算模型。
  7. The paper , via building performance model of boiler - turbine unit , to online determinate curve of consumption in power plant which provides reliable thereunder for realizing load optimal distribution , in view of optimal distribution arithmetic , the improved equal incremental principle and linear programming are adopted , meanwhile , the database with online data disposal and data management is realized

    通過建立各單元機組的性能模型,在線確定機組的耗量特性曲線,為實現負荷最優分配提供了可靠的依據;在負荷分配演算法上採用了等微增率原理和動態規劃方法,並對現有演算法進行了改進;同時開發了具有在線數據處理能力和歷史數據管理能力的數據庫。
  8. The performance model and the online fuel consumption curve of boiler - turbine unit are the basis for load optimal distribution. the improved equal incremental principle and linear programming are adopted in plant online load optimal distribution system. the plant online load optimal distribution software is developed with the support of visual basic 6. 0, and is used in two power plants as example

    通過建立各單元機組的性能模型,並在線確定機組的煤耗特性曲線,從而為實現負荷最優分配提供了可靠的依據;負荷分配演算法採用了等微增率原理和線性規劃方法,並對現有演算法進行了改進;藉助visualbasic6 . 0開發了通用性較好的軟體,並結合兩個實例就軟體分配計算結果的經濟性進行了分析和評估,結果表明,該軟體計算得到的負荷分配方案經濟、可行,具有良好的應用前景。
  9. In mature power market phase, this paper establishes mathematic model aiming at maximum profit. this paper concludes a formula calculating the slope of bidding curve from the model

    在電力市場成熟階段,本文以最大企業利潤化為目標建立數學模型,推導出報價曲線斜率的計算公式: 。
  10. Operations of the power corporation include power energy sending, purchasing, selling, pumped storing and timed balancing. in the model trading price and trading quantities of all operations are considered as model parameters, as well as operating profit as model objects. at the same time the response of user rose by price quivering, generation cost curve and unit parameters of independent power plant and pumped storage are considered as restriction

    帶獨立電源電力公司包含上網、購電、售電、抽水蓄能和實時平衡等運營業務,模型以各業務環節中的交易電價和交易電量為參數,以電力公司日運營收益最大為目標,並考慮了用戶對電價波動的響應以及獨立電廠、抽水蓄能電廠的發電成本曲線和機組參數等約束條件。
  11. Simulink and analysis about balanced gold code from correlation and power spectrum density curve are processed. at the same time, simulink experiment of ber performance on the base of theory analysis using designed spread spectrum system model

    在碼序列的互相關性和功率譜密度分佈上對平衡gold碼進行了模擬和分析,同時在構建的擴頻系統上對理論分析進行了誤碼性能的模擬。
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