indicated speed 中文意思是什麼

indicated speed 解釋
指示速度
  • indicated : 表計的
  • speed : n 1 快,迅速。2 速率,速度。3 (汽車的)變速器,排擋。4 (膠片,照相紙)感光速度。5 〈古語〉興隆...
  1. The results indicated that, the fabrication process of ultra - fine grain material is mainly determined by the stress, rotate speed and the flux of cooling water. the grain refining and the hardening effect are mostly affected by the rotate speed and the flux of cooling water. compared with commercial ly12, the invalidate strength and the prolongation rate of the ultra - fine grain material are properly improved in the measurement of compression property ; and the abrupt change of the dilatability of the ultra - fine grain material at 500c is found ; also the phenomena of which the grain size of these microstructures is stable when annealed under 300c is observed

    研究表明,採用本文提出的摩擦壓扭強變形區轉移法可以得到棒狀的超細晶材料,軸向壓力、扭轉速度和溫度是採用該方法制備超細晶材料的主控參數;試件的旋轉轉速和冷卻速度對變形區晶粒細化和硬化效果影響顯著;超細晶ly12的壓縮性能與淬火+自然時效狀態的ly12壓縮性能相比,斷裂強度和延伸率均有一定程度的增強;超細晶ly12的熱膨脹系數在550左右發生明顯的變化。
  2. The effect of compound casting technology and compound modification on the properties of high speed steel roll collar was studied. the results showed that compound high speed steel roll collar with high and even hardness and good bond between outer and inner layers could be gained when the modified colbalt free high speed steel in outer layer and nodular iron inner layer in connection with appropriate rotational speed of centrifugal machine, pertinent pouring interval between two kinds of the melt and moderate pouring temperature as well as surface induction heat treatment were chosen. it is indicated in industrial use that the service life of compound roll collar is higher by 5 times than that of high chromium cast iron collar

    研究了離心復合鑄造工藝和復合變質處理對高速鋼輥環性能的影響,結果表明,選用變質高碳無鈷高速鋼作外層,用球鐵作內層,選擇合適的離心機轉速、兩種金屬熔液澆注間隔時間和澆注溫度,結合採用表面感應熱處理工藝,可獲得硬度高、均勻性好、內外層結合良好的高速鋼復合輥環,用於工業生產其使用壽命比高鉻鑄鐵輥環提高5倍以上。
  3. Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical

    通過對攝像機、數據採集系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電弧的發展過程的試驗結果進行理論分析得出:弧根周圍空氣的熱電離導致了電弧的發展,靜電場力對電弧的發展起到了加速作用,電擊穿僅發生在閃絡最終的跳躍階段;通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電弧長度及電弧半徑等參數,得到了不同階段電弧(電弧起弧階段、電弧發展階段及完全閃絡)的發展速度、臨界電弧長度均隨覆冰水電導率的增加而減小。
  4. The results indicated : 1 ) the friction interface can transfer continuously and stably with the imbalance cooling thermo - induce. ultra - fine grain column part can be prepared through it. and ultra - fine grain flat part can be obtained through jointing several ultra - fine grain strips in cooling friction stir processing 2 ) the refined grain size and the hardening result are mostly affected by the rotate speed, the friction press and the deformating temperature

    實驗結果表明: ( 1 )通過不平衡冷卻的熱誘導作用,實現了棒材摩擦界面的持續、穩定轉移,得到了棒狀超細晶組織;通過強冷攪拌摩擦工藝進行細晶帶合併,能夠得到板狀的超細晶組織。
  5. Any shutter speed aperture selectable in 12 ev or 13 ev increments ; correct, over - under - exposure indicated in viewfinder ; bulb also selectable

    可選擇任何光圈值及快門速度,每次以12ev或13ev增減;觀景器內及導向顯示屏上會顯示影像是否曝光正確、曝光過度曝光不足;可選擇bulb
  6. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上,詳細介紹了dfl理論,通過比較闡明了dfl理論其本質是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl理論進行了擴展,使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl理論應用於此模型系統,結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器,通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門(考慮發電機的飽和因素)進行了對比,證實了採用此種控制器可以有效地提高電力系統的暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  7. A graduated surface or face on which a measurement, such as speed, is indicated by a moving needle or pointer

    標度盤有刻度的表面或面,在上面由活動的指針或指示器表示度量衡,比如溫度
  8. Intelligent counter digital frequency rotating speed line velocity display control transmit instruments are all adopt used advanced microprocessor for smart control. input is pulsed quantity or contect switch quantity signal, after cpu operation processing, count, rotating speed or line velocity will be clearly intuitional indicated by high brightness led numeral tube, at the same time, these signals can be changed into standard voltage current signal to transmit output. and have the functions of super - limited alarm, standard serial communication function

    簡易后備操作器接收從dcs系統或pid調節器給定的模擬量信號,正常控制時,操作器輸入輸出相當于直通的,以實現dcs系統或pid調節器對執行機構的自動控制,當前級dcs系統或pid調節器發生故障時,操作器接收到故障狀態信號,即轉為手動控制狀態,由按鍵控制操作信號的輸出,當故障解除,儀表自動恢復自動狀態。
  9. Are all adopt used advanced microprocessor for smart control. input is pulsed quantity or contect switch quantity signal, after cpu operation processing, count, rotating speed or line velocity will be clearly intuitional indicated by high brightness led numeral tube, at the same time, these signals can be changed into standard voltage current signal to transmit output. and have the functions of super - limited alarm, standard serial communication function

    接收從dcs系統或pid調節器給定的模擬量信號,正常控制時,操作器輸入輸出相當于直通的,以實現dcs系統或pid調節器對執行機構的自動控制,當前級dcs系統或pid調節器發生故障時,操作器接收到故障狀態信號,即轉為手動控制狀態,由按鍵控制操作信號的輸出,當故障解除,儀表自動恢復自動狀態。
  10. Based on the analysis on the extension of main rice varieties ( > 6. 7 thousand hectares ) from 1986 to 2003, the extension trend of rice varieties in china indicated that the number of varieties for extending increased significantly, the average extension acreage of rice varieties decreased significantly, the varieties with large extension acreage ( > 666. 7 thousand hectares ) became less and less, the percentage with cross - province extension and renewal speed of dominant rice varieties ( > 66. 7 thousand hectares ) kept basically steady

    摘要對1986 - 2003年全國水稻主要推廣品種的分析表明, 「七五」以來中國水稻品種推廣趨向表現為:品種數量明顯增加,單個品種年均推廣面積顯著下降,大面積推廣品種逐漸減少,主栽品種跨省推廣比例及更新速度基本穩定。
  11. The results of the experiment indicated that, on the one hand, this system is superior to old nc system in size, power waste, precision, reliability and the capability of anti - jamming ; on the other hand, it is better then the software interpolation in speed and real - time working. moreover, this system has also been modified as software, although it is hardware in nature, which makes maintenance and upgrade easier

    此外,由於可編程專用集成電路具有可反復編程的特性,使得該硬體電路也能夠象軟體那樣方便靈活、易於修改,可隨時通過改變器件的編程來實現系統重構,或根據需要進一步完善、修改其插補功能,從而極大地方便了系統的維護和升級。
  12. In doing so, the utilization rate of carbon is increased and the melting speed of protection slag is decreased. the application result indicated that : using superfine composite particles, only 0. 3 % of carbon is needed, while carbon in traditional particles would up to 2 %. hence, the adding of superfine composite powder can avoid the increasing of carbon in steel slag

    應用單位實驗表明:在不影響保護渣整體性能的前提下,使用超細復合粒子保護渣,降低熔速的外摘要博士學位論文加中超碳黑的量可大幅度減少,僅需0 . 3 % ,而使用傳統方法制備的保護渣外加中超碳黑量不低於2 % 。
  13. 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。
  14. Shock absorber is an important part of the vehicle suspension system. as an essential damping part of chassis components, shock absorber is closely connected with the operation, security and comfortabieness of the vehicle. the outer performance of shock absorber shall be indicated by the indicator diagram and the speed characteristic. the double - tube hydraulic shock absorber critical velocity is very low and easy to make outer performance degradation

    減振器在車輛懸架系統中發揮著重要的作用,作為汽車底盤的主要阻尼元件,它不僅影響到車輛的舒適性,還關繫到車輛的操縱性及安全性,其外特性由示功圖和速度特性表示;普通雙筒液壓減振器臨界速度較低,易發生外特性畸變,且低溫條件下更易發生畸變。
  15. Indicated stalling speed

    失速指示速度
  16. 3 ) a study is carried out to understand the changing rule of ultimate load and stiffness with the different reinforcement ratio of anti - punching shear bar. the increasing speed of the ultimate load is slower than that of the reinforcement ratio is indicated

    3 .對不同抗拔鋼筋配筋率的鋼筋混凝土承臺-鋼柱腳抗拔極限承載力和剛度變化規律進行了計算分析,發現了隨著承臺中抗拔鋼筋配筋率的提高,其承載力提高的比例逐步減小的規律。
  17. The results indicated that the control arithmetic has the advantage of simplicity and efficiency, and the on board prototype computer could satisfied the requirements of the operating speed

    模擬結果表明,所設計的定姿與控制演算法簡單、有效;星載計算機滿足控制演算法對計算速度的要求。
  18. This model indicated that minimal headway is quadratic function of the following vehicle speed as the following vehicle speed reduces ; rear - end collision will happen, when actual headway is less than certain value

    追尾模型表明:最小車頭距離是后車速度的二次函數,隨后車速度急劇縮小;當實際車頭距離小於該值時,則會發生追尾事件。
  19. The simulation experiment had indicated this method in the accurate rate and the diagnosis speed in the fault diagnosis compares the traditional method to have the further enhancement. based on fractal theory, fractal diagnosis method is developed through characteristic parameter of calculating dimension of signal fractal. based on the principles of fuzzy theory and neural network as well as the conception of fractal dimension subordinating degree, fractal fuzzy neural network, input to which is fractal dimension subordinating degree, is constructed

    同時,本論文基於分形理論,以信號分形計算維數為特徵量,建立分形診斷方法;基於模糊理論和神經網路原理,基於分形維數隸屬度的概念,將不同采樣周期對應的計算維數按照模糊化處理,以一個固定的采樣周期時段的分形維數隸屬度為輸入,構成了分形模糊神經網路的診斷方法,提出了一種非線性模擬系統的故障識別方法,並利用模擬實驗驗證診斷演算法的有效性。
  20. In this fuzzy control scheme, fuzzy control rule was established carefully based on traffic control theory and experience. the method was simulated. the result of simulation indicated that the method has a little calculation, can efficiency use experienceof engineer and improve response speed. therefore this method can be used effectively in crossroad traffic sign control, improve control efficiency of crossroad

    在模糊控制方案的設計中,我們以信號交叉口交通控制理論為基礎,依據常識和經驗精心設計模糊控制規則,並根據交通模擬技術,將該方法的效果同定周期控制、感應控制方法進行了比較,從對比結果可以看出:該方法計算量小,並有效地利用了交通工程師的經驗,提高了控制的響應速度和實時性。
分享友人