transfer curve 中文意思是什麼

transfer curve 解釋
傳遞函數曲線
  • transfer : n 1 移轉,轉送;調職;調任[轉學]證書;變換。2 (財產;權利等的)轉讓,讓與(證書),移轉,授受;...
  • 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...
  1. Then the measured frequency characteristic can be converted to high accurate transfer function with curve fit method, rational initial parameters choice and fitting in different frequency range method

    使用曲線擬合方法,輔助以合理的初始參數選取及分段擬合方法,將測量得到的控制對象頻率特性轉化為高精度的傳遞函數。
  2. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  3. So how to transfer scientifically self - balanced test data into top load curve according to its actual working behavior, become the obstacle of its practical application. in accordance with actual forcing behavior and reaction mechanism between pile and soil, the article analyzes the relation between top part and bottom part, load transferring mechanism and difference with other loading way by ansys program. so the reliability of determine bearing capacity by self - balance method has been proved

    本文根據自平衡加載方式下樁身的實際受力狀況、樁土間的相互作用機理以及單樁破壞機理,建立了單樁的離散元模型,採用ansys通用分析軟體,選取合理的單元類型、材料特性等,數值分析了基樁在自平衡加載方式下上下樁段的相互關聯、荷載傳遞機理以及與其它加載方式的區別,論證了採用自平衡試樁法測定單樁極限承載力的可行性。
  4. Abstract : in the internal circulating fluidized bed, there exist the moving zone, fluidizing zone and heat transferring zone with different fluidized air velocities. the convection heat transfer coefficient of immersed tube in the heat transferring zone is impacted by the velocity of the moving zone nearby and its data and change trend are obviously different with those of the common bubbling bed. the maximum heat transfer coefficient is evidently higher than that of the bubbling bed. as the bed materials have not been fluidized in the heat transfer zone, the coefficient has increased highly. the curve of that changes gently, feasilble to control the combustion intensity in the fluidizing zone

    文摘:垃圾焚燒系統中,內旋流流化床存在不同布風速度的移動區、流動區和換熱區,處于換熱區的埋管的對流換熱系數受附近流動區氣流參數的影響,其變化趨勢及數值大小與普通鼓泡型流化床之間有明顯不同:最大的對流換熱系數明顯高於鼓泡床;換熱區尚未流化時,對流換熱系數已經大幅提高;整條換熱曲線的變化比較平緩,易於流化床濃相床內換熱。
  5. It is indicated that, when a two - speed motor is used for driving oil transfer pump, the motor with the characteristic of torque reduction on square rotary speed should be chosen ; the working economy of the variable speed pump is restricted by the characteristic curves of pipeline resistance, and its speed control range is restricted by the pipeline resistance characteristic curve, the pressure head needed by the system and the working characteristic of the pump ; when several pumps work in parallel, the pump with better performance should be changed into speed - variable pump

    指出雙速電動機用於輸油泵的調速時,應選用轉矩按轉速平方降低特性的電動機;調速泵的運行經濟性受到管路阻力特性曲線的限制,其調速范圍受到管路阻力特性曲線、系統所需揚程和泵運行特性的限制;在母管制系統中把部分定速泵改為調速泵時,應將性能較高的定速泵改為調速泵。
  6. Now the 2d precision of spatial points is very great, but because by usual correlation fitting method we can transfer gps ellipsoidal height into normal height of the local geoid is considered as mathematical curve plane, it is not conform the fact of mountainous districts so the precision of elevation is so small that it is not satisfied with the requirement of leveling

    目前,地面點的平面位置確定精度已相當高,但高程精度始終未能達到水準測量的要求,因為將gps大地高轉化為水準正常高的擬合推估方法是將局部大地水準面視為數學曲面,常常與實際情況差異較大(特別在西部山區差異更大) 。
  7. The heat transfer and the restriction circumstance are simulated. the temper ature - time curve and the stress - time curve are obtained. because the later joint - filled slots are restrained strongly, in which the thermal stress is great, especially in the corner, in spite of a little temperature rise, some measures should be taken to prevent them from producing cracks

    利用有限元前處理軟體vizicad建立了「 t 」形后澆帶模型,模擬了后澆帶的「熱環境」和「約束環境」 ,計算得到了后澆帶的應力和溫度發展曲線,發現雖然後澆帶的溫升不大,但受到的約束較大,因此產生較大的溫度應力,特別是在其拐角處,應採取措施防止裂縫的出現。
  8. Fluent can imitate relation curve about heat transfer coefficient k and re, friction resistance coefficient f and re, the isoline about dot metrix between velocity field and temperature grads field. it also drafts several operating mode simulated stream field, velocity and temperature grads field

    應用fluent軟體擬合出傳熱系數與re關系曲線、摩擦阻力系數與re關系曲線、速度與溫度場梯度點積值的等值線圖, nu較大的幾個工況的模擬流場、速度和溫度梯度場。
  9. The deh system can easily changes the static curve, and makes the transfer from difference to non - difference control. that the pid controller coefficient of deh system can easily adjust according to the experiment make dynamic characteristic better, and can make a brief overopen for good first frequency modulation ability

    Deh系統的調節性能與傳統的調速系統相比有了極大的改善。 deh系統可方便地改變靜態調節特性曲線,並實現無差和有差調節的轉換。
  10. Applying the curve of rural labor flow in china, the economic analysis was given to the transfer of rend labor force, the relational conclusions were obtained, and the relative policy suggestions were proposed

    摘要利用我國農村勞動力流動曲線對農村勞動力的轉移進行了經濟學分析,得出了相關結論,並提出了相應的政策建議。
  11. We transfer the experimental curve to monologarithmic paper.

    我們將實測結果轉繪到單對數紙上。
  12. Quantity of generating electricity should be also calculated while the river inflow, quantity of water transfer and its duration curve are taken into account. as a company, it is necessary to take a series of measures to increase its benefits while water transfer leads to the decrease of hydro power inevitablly. the efficient methods can be taken into account as follows : i ) to improve the forecast accuracy, to decrease surplus water, and to increase seasonal electricity energy, ii ) to raise the peaking ability of dan jiang kou power station to obtain peaking benefits, iii ) to choose a suitable site to construct a pumped storage plant for peaking benefits

    在進行以上四方面內容深入探討的基礎上,論文針對丹江口水利樞紐運行任務、運行方式的重大變化,提出漢江集團應採取以下因應措施以適應企業產業結構的調整,這些措施包括:準確計算發電效益減少值;合理地核算水源的供水成本;以上述兩項計算成果為基礎,核算企業結構調整后總效益變化量;提高預報水平,減少棄水量,爭取增發季節性電能;研究新的調度方式,提高電站調峰能力,提高電站的容量效益;在適當的地點修建抽水蓄能電站,提高電站的調峰能力。
  13. The influence of water transfer duration curve on hydro power output and electricity energy

    同一調水規模、不同配水方式對發電的影響; 3
  14. The results indicate that the load transfer law of squeezed branch pile is similar to that in the ordinary soil, the velocity of load - settlement curve changes slowly and the pile has high load bearing capacity, the principle of load transfer has apparently sequence

    結果表明,支盤樁荷載沉降曲線為緩變型,具有較好的承載性能,荷載傳遞規律與在非濕陷性黃土地基中具有相似的性質,樁身各段承載力的發揮具有明顯的順序性。
  15. Lqg / ltr at the plant output proceeds in two steps : 1 ) design a kalman filter with desirable performance specifications ; 2 ) design a sequence of lq - regulators to make the singular values curve of the open - loop transfer function gk approximate the curve of tfl

    對象輸出端的設計步驟主要分為兩步: 1 )根據期望的性能指標設計一個卡爾曼濾波器,即得到目標反饋迴路; 2 )設計lo調節器使得系統開環傳遞函數gk的奇異值曲線無限逼近1 )中找到的目標反饋迴路的奇異值曲線。
  16. It is put forwared that the phase equilibrium of liquid - vapour and the transfer of matter mass can be analysed by applying the chemical potential curve

    摘要提出應用化學勢與壓強的關系曲線分析曲面氣液兩相的相平衡及物質質量轉移問題的方法。
  17. Pointed out the problems after the open ringed servo electrical machinery system chooses pid algorithm, and concluded it into two points, firstly, the control transfer curve is not smooth, secondly, direct current servo ' s fix system can not reach its optimized point

    摘要指出了開環伺服電機系統選擇pid控制演算法后存在的問題,概括為兩點:其一是控制傳遞曲線不平滑;其二是直流伺服線性定常系統辨識不能達到最優值。
  18. This is a contradiction to save a gradually longer key in a limit room. we proposed a solution to combine the elliptic curve cryptosystem and digital - image - hiding, the advantage of ecc ’ s shorter key at the same security level will solve the problem in some extent, at the same time make the transfer of document secure and also cryptic

    通過對現有商務文檔安全傳輸策略的研究和對比后,本文提出將橢圓曲線密碼體制與圖像隱藏結合,利用ecc在相同安全強度下密鑰長度短的特點在一定程度上解決這一矛盾,同時達到安全性和隱蔽性的結合,能在一定程度上解決第三方的攻擊。
  19. Through the analysis of heat - transfer process of the slab in reheating furnace, the numerical simulation of the temperature within the slab was carried out with the finite difference method, and an optimized mathematical model for heating - up process curve in a reheating furnace was given by using the flexible tolerance optimization method

    摘要通過對鋼坯在步進式爐內傳熱過程的分析,採用有限差分方法對鋼坯內溫度進行數值模擬,用可變容差優化方法建立了鋼坯最優加熱數學模型。
  20. The system ' s transfer function is acquired according to the step response curve. the influence of the system ' s pressure balance time affected by the steady and unstable state ' s increasing is discussed, the conclusion has practice meaning

    深入客觀地探討了不同的加壓速率利加壓幅值以及分階段加壓對卸荷閥性能測試系統壓力平衡時間的影響,獲得了有實踐指導意義的結果。
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