load sensitivity 中文意思是什麼

load sensitivity 解釋
負荷靈敏度
  • load : n 1 裝載,擔子;負擔;工作(負荷)量。2 (車船等的)裝載量;一馱,一車,一飛機。3 【電、機】(機...
  • sensitivity : n. 1. 敏感(性);感受性。2. (儀器等的)靈敏性。3. 【攝影】感光度。
  1. First from system aspect, this paper uses voltage sensitivity, pv curves method, equivalent reactive compensation method, back - up generation method to evaluate the reactive value of the generators in seven buses system and ieee 14 buses system. the vs and pv methods can evaluate the source ' s ability of tracking the load ' s variation. the erc and back - up methods can evaluate the availability of replacing other generators. the value determines the cost

    從對系統貢獻角度,採用電壓靈敏度方法( vs法) 、 pv曲線法、等效無功補償法( erc ) 、無功備用方法來確定一個七節點系統中的發電機的無功價值和ieee14節點系統的發電機的無功價值,電壓靈敏度法和pv曲線法可比較出不同電源跟蹤負荷變化的靈敏度大小,而等效無功補償法和無功備用方法可比較出不同電源替換其它發電機是否是最有效率的。
  2. The safety of transmission line plays a important role in power system safety it is not only the requirement of ensure supply power reliability, but also the necessary precondition of enhance power system stabilization, to remove faulty line quickly and accurately, also keep non - faulty line continuous work when some transmission line faults current differential protection is a kind of simple, reliable and good - selective protection manner to any variety of transmission lines, power system development needs current differential protection apply to transmission lines, moreover the advancement of electric and communication technology enable current differential protection apply to transmission lines firstly, the paper discusses, analyses the research and application transmission line protection in detail, compare the principle and realistic presupposition of general line pilot protections secondly, because conventional current vector differential protection are influenced easily by load current and transitional resistance, in order to at the same time quicken protection act, the principle and criterion include work characteristic of differential protect based on fault component sampled values are studied, results shows that differential protect based on fault component sampled values excels general vector current differential protection in reliability, sensitivity and anti - saturation of current transformer in addition, synchronous current sampling methods at all terminals of line is analyzed and estimated lastly, the principle and criterion. also device design about current sampling values differential protection based on optical fiber communication, which apply to short transmission lines are concretely investigated,

    基於基爾霍夫定律的電流差動保護無論對於何種形式的輸電線路都是一種簡單、可靠、選擇性強的保護形式,電力系統的發展使得電流差動保護應用於線路保護成為需要,而電子、通信技術的發展使得電流差動保護應用於輸電線路成為可能。首先,本文對目前線路保護的研究和實際應用情況進行了討論和分析,比較了常用線路縱聯保護的實現原理和實現條件及優缺點。其次,針對常規相量電流差動保護易受正常負荷電流和故障過渡電阻影響的缺點,同時為加快差動保護的動作速度,對基於故障分量瞬時采樣值電流差動保護的原理、判據、動作特性等作了討論和分析,結果表明基於故障分量瞬時采樣值電流差動保護在可靠性、靈敏度、抗電流互感器飽和方面明顯優于常規相量電流差動保護,對電流差動保護各端的同步采樣方法和數據通信也進行了分析和評價。
  3. The codes were prog rammed to calculate bearing load and bearing load sensitivity. the thoughts and methods of acquiring remote distributed knowledge based on network are elucidated. remote procedure calls based on the internet were realized

    編寫了軸承負荷計算和軸承負荷敏感度計算程序,論述了基於網路的異地調用的思想及理論方法,實現了基於網路的異地調用。
  4. Load sensitivity matrix and elevation sensitivity matrix were educed. the equation can solve bearing load sensitivity and elevation sensitivity in multi - support rotor - bearing system by generalizing. the results of utilizing these equations to analyze bearing loads agree with known performances

    討論了軸承負荷敏感度計算方法和標高敏感度計算方法,建立了軸承負荷敏感度矩陣和標高敏感度矩陣,該方程可推廣到求解多支承轉子?軸承系統的軸承負荷敏感度和標高敏感度,利用該負荷敏感度矩陣和標高敏感度矩陣對軸承負荷分析所得的結論與實際情況一致。
  5. An experimental investigation of fiber bragg grating transverse load sensitivity

    光柵橫向負載敏感特性的實驗研究
  6. High g micromachined piezoresistive accelerometers usually need wider bandwidth than the low range piezoresistive accelerometers, for example, the highest load acceleration of these sensors can arrive at the 100, 000g, the sensitivity is 0. 2 0. 4 v / gv, and the installation frequency can reach the magnitude of mhz

    高量程加速度傳感器往往需要很寬的頻帶,例如高量程加速度傳感器量程可以達到100 , 000g ,靈敏度0 . 2 0 . 4 v / gv ,安裝固有頻率可以達到mhz量級。
  7. However, the pavement is easily spoiled by reflective cracking from semi - rigidity base because semi - rigidity base is sensitivity to low temperature and little humidity, so through adverse circumstance and reduplicate vehicle load. the base can have easily rupture by much dryness and low temperature. then these interior fractures will extend to exterior asphalt

    這是因為半剛性基層材料對溫度和濕度反應敏感。在環境和重復交通荷載作用下,基層容易產生干縮和低溫縮裂裂,半剛性基層這些裂縫會擴展到面層,形成反射裂縫。
  8. With the development of the electrical power enterprise and computer technology, it is important to design a highly efficient , better maintainable and graphic interface based software package for power system analysis and computing in the paper , the author put forward a kind of new sensitivity analytical method which take into account load characteristic to fix on the weak bus, and with example to prove the exactness of the algorithm ; developed the visual electrical power system analysis and computing and graphic sporting system, the software package was developed by using the idea of object oriented programming , the method of class ' s inheritance , polymorphism and virtual function, and set up equipment - chart element - the interreaction between class this make it easy to expand, maintain and replant

    隨著電力事業和計算機技術的發展,研製高效率、可維護性強、具有良好用戶界面的圖形化計算分析軟體成為電力系統分析計算研究的重要任務之一。本文提出了一種計及負荷特性的靈敏度分析方法來對薄弱母線進行確定,並用算例驗證了演算法的正確性;開發了圖形化的電力系統分析計算軟體和圖形支持系統,該軟體完全採用面向對象的設計方法,充分利用了類的繼承、多態性質和虛函數的方法,建立起設備圖元類之間的相互關系,使軟體具有高度的開放性、可維護性、可移植性。
  9. The load capacity and damage degree of bridge are detected by the curve of the transformation of vibration frequency in different attached load and different damage. a conclusion that the attached load method improves the of vibration frequency sensitivity to the physical property parameters of bridge structure is drawn at last. and the same time the paper bring forward a new and convenient technique of dynamic load test - - the attached load method

    通過振動頻率在不同的附加荷載作用下、不同破損情況下的變化曲線來確定橋梁的承載能力以及破損程度,得出了附加荷載法改變了振動頻率對橋梁結構物理參數的弱靈敏性這一結論,提出了一種更為新穎、快捷的橋梁承載能力的動荷載檢測方法? ?附加荷載法。
  10. This year, the team have developed the concept further with a sort a vertical damper whose function is to reduce the sensitivity of the car ' s front end to load variations between high low - speed sections of a track

    今年,車隊將這個概念更進一步,他們研發出一個立式避振器,用來減低賽車前端的敏感性,以負擔車輛在賽道高速和低速區的變化。
  11. One is constant impedance modeling, the other is complicated load modeling. based on the time domain simulation, the sensitivity of stability margin with respect to node active and reactive power for the system with complicated load modeling is derived

    結合時域模擬,本文提出了具有綜合負荷模擬的暫態過程中發電機加速面積、減速面積、減速功率(穩定裕度)對網路節點有功、無功及變壓器變比的靈敏度分析方法。
  12. In this dissertation, research contents are concentrated on : i ) the structural topology optimization of the load pan based on fuzzy normalized optimum theory, ii ) program design composition of parameter optimization model of the load pan, iii ) parameter optimization of the load pan based on the sensitivity analysis

    論文的研究內容主要圍繞以下三個方面進行:基於模糊歸一優化理論的負載盤的結構拓撲優化設計;編制負載盤的參數優化模型的設計程序;基於靈敏度分析的負載盤結構的參數優化設計。
  13. Parameter sensitivity analysis and synthesis strategy study of induction motor load model

    感應電動機模型參數解析靈敏度分析及綜合策略研究
  14. The parameter sensitivity of induction motor load model is studied. a new approach based on fuzzy c - means clustering is proposed for the classification of dynamic load characters

    分析了感應電動機綜合負荷模型參數靈敏度,介紹了模糊聚類的分類方法,提出了基於模糊c均值聚類的負荷特性分類方法。
  15. Study on sensitivity of event - related eeg synchronization and desynchronization visual memory load

    的事件相關同步化與事件相關去同步化的影響
  16. Abstract : in this paper, through the hydrogen - filling test for the kovar alloy of austenite under fixed load, the kovar alloy hydrogen brittleness sensitivity is measured its feature on hydrongen brittleness fracture is studied, and the way of solving the fracture of the kovar alloy is put forward

    文摘:通過對面心立方奧氏體的可伐合金衡載荷充氫試驗,測試了其氫脆敏感性並研究了氫斷裂特徵,提出了解決可伐合金脆斷的方法。
  17. Abstract : a previously proposed approximate quasi - static theoretical method is employed herein to examine the deformation and perforation of a simply - supported circular plate struck by a flat - faced projectile at normal incidence. based on the principle of virtual work, static load - displacement relationships are first obtained and then used to predict the energy - absorbing capacity of the plate subjected to relatively low speed impact. it is shown that good agreement is obtained between the theoretical predictions and the available experimental data, provided that adiabatic shear plugging failure does not occur, but the influence of strain rate sensitivity is taken into account

    文摘:採用準靜態近似理論方法分析簡支圓板在平頭彈丸正撞下的變形和穿透.首先基於虛功原理得到了靜態荷載位移關系,並將其用於預測低速沖擊下圓板的能量吸收能力.當考慮了材料的應變率敏感性,並且不發生絕熱剪切沖塞破壞的前提下,理論預測和實驗結果吻合良好
  18. Material notch sensitivity test is a method which is used for certain material to measure and estimate the capability of resisting cr ack growth on the occasion of existing load stress and notch

    材料缺口敏感性試驗是測定或評價某一材料在靜載荷的應力條件下和有缺口的情況下,抵抗裂縫擴展能力的一種方法。
  19. Abstract : in accordance with the problem that some parameters can be identified easily and other parameters are difficult to be identified in the load modeling of three order induction motor, this paper elucidates the relations between the parameter sensitivity and the parameter identifiability through sensitivity analysis. the problem that deals with the effects on parameter sensitivity of the intensity of excitation is also studied. finally, the parameter identification strategy that is meaningful and valuable in modeling is advanced

    文摘:三階感應電動機負荷模型中部分參數易辨識,且辨識結果穩定,而另一部分參數難辨識,辨識結果存在較大離散性.通過對參數靈敏度進行分析,指出了參數靈敏度與參數易辨識性之間的關系,以及擾動強度與參數靈敏度從而參數易辨識性的關系.最後給出了對實際三階感應電動機參數辨識的分步方法:利用較小的擾動強度數據來辨識具有較大靈敏度的參數;利用具有足夠強度的擾動數據來辯識靈敏度小的參數
  20. The dynamic plastic response for a pinned rigid plastic beam subjected to an arbitrary impulsive distributed load was investigated. the effect of strain hardening and strain rate sensitivity was ignored. the yielding curve was assumed to be rectangular

    採用剛塑性假定,忽略應變強化效應和應變率的效應並考慮由於有限變形而導致的軸力的影響,研究任意時間歷程沖擊載荷作用下簡支梁的塑性動力響應問題。
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