speed torque curve 中文意思是什麼
speed torque curve
解釋
速度扭矩曲線-
The results showed that the torque ratio and efficiency curve are almost not affected by width ratio, whereas the torque capacity performance changes especially when the speed ratio is less than 0. 6
結果表明，隨寬度比減小變矩比和效率基本不受影響，而透穿性則由正透穿逐漸變為混合透穿，在速比大於0 . 6時傳動性能基本沒有差異。 -
Description : static friction torque vs. speed curve during the deceleration phase
描述：馬達在減速階段的靜摩擦扭矩。 -
Taking dc motor test as an example, a creative idea of applications of some advanced signal processing tools, such as time - frequency analysis, wavelet, and instantaneous frequency ( if ) evaluation, in motor testing field is presented. the paper systematically summarizes basic theories of time - frequency analysis and wavelet transform based on which an in - depth research of effective if evaluation based on wavelet ridge and wavelet curve is carried out. in the end a fast t - n characteristic testing system with neither torque nor speed sensor is successfully developed
本論文主要關注小波分析在電機性能自動測試系統中的應用，針對傳統電機測試系統以及信號處理技術在電機測試領域中應用的不足，以直流電機為例，提出了將時頻分析、小波包變換以及基於小波脊的瞬時頻率提取方法應用到電機測試領域的新思路；較系統地總結了時頻分析和小波變換的基本理論，深入探討了基於小波脊線和小波曲線的瞬時頻率提取，並成功開發了基於正交小波包分析和基於小波脊線的瞬時頻率提取的無轉矩轉速傳感器的直流電機快速測試系統。 -
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。 -
In the chapter 4, the theory that multi - stroke curve should be designed according to the functional requirement of the hydraulic motor was posted. in other words, the multi - stoke curve was designed according to the optimization of efficiency and the rotate speed, the stability of the torque were considered at the same time. the pro / e was used to analyze the its performance and the cam files were created
第四章在內曲線液壓馬達定子曲線的設計計算中，首次提出了按效率優化的原則設計曲線的理念，結合轉速、扭矩無脈動、等接觸應力設計理論等研究成果，採用美國參數技術公司的pro / e軟體的motion分析模塊進行cae分析，並且生成計算機輔助加工（ cam ）文件，直接驅動cnc加工機床進行定子曲線的加工，獲得了十分理想的結果。 -
Based on the torque - speed characteristic curve of induction motors, analyses were done on changes in slip with an variation in frequency when an induction motor drives different kinds of loads, including those with constant torque, constant - maximum torque, variable torque ( except fans and pumps ) and constant power, as well as fans and pumps, the formulas to calculate the slip and the speed under different frequencies and loads were presented
摘要以異步電動機機械特性曲線為基礎，分析了變頻調速異步電動機在拖動恆轉矩負載、恆最大轉矩負載、變轉矩（非風機和泵類）負載、恆功率負載以及風機和泵類負載時，轉差率隨頻率變化的規律。 -
Referring first to the equation of the shunt motor shows that the downwards slop of the speed / torque curve is directly proportional to the armature resistance with constant flux and voltage
並勵電動機（機械特性）方程表明：若磁通和電壓恆定，則向下傾斜的轉矩/速度曲線的斜率是直接與電樞電阻成正比的。
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