脈動轉速表 的英文怎麼說
中文拼音 [màidòngzhuǎnsùbiǎo]
脈動轉速表
英文
pulsation tachometer- 脈 : 脈名詞1. (動脈和靜脈的統稱) arteries and veins2. (脈搏的簡稱) pulse 3. (像血管的組織; 連貫成系統的東西) vein
- 轉 : 轉構詞成分。
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 脈動 : [物理學] [天文學] pulsation; pulsing; pulse; ripple; impulsive motion; pulsating; panting; loping...
- 轉速 : speed; revolution; rotation rate; speed of revolution; rotating speed; rotational speed轉速指示器...
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The experiment results indicate that this method is more effective in the brushless direct current motor ' s low speed torque ripple attenuation, and its more effective in improving system dynamic performance
運行結果表明,此方案能有效地抑制無刷直流電動機低速時的轉矩脈動,更好地改善系統的動態性能。Magnetic sensors are an important branch that can be used to detect the non - electronically characteristics through the magnetic field. the insb intellectualized magnetic coder sensor in this paper is designed for the measurement of the position of object and the angular velocity of object. through the sensor, the information of the position and the angular velocity are changed to electric pulse which can provides to other second instruments
通過磁場的無接觸特性,對非電量的測量是磁傳感器應用的一個重要方面,本文所研究的智能化磁編碼器是對于轉動物體的位置、角速度進行高精度測量的一類傳感器,它可以把轉動物體的位置和角速度信息轉換成電脈沖信號,供二次儀表使用。This system provides pulse signal and direction signal to step motor driver by computer ’ s controlling step motor control card, and makes motor and guage ’ s pointer rotate. computer gets the micro displacement measured by grating measuring system via rs232 serial port, and acquires guage ’ s image by high precison ccd camera, then processes the guage ’ s image by software, including pre - processing, graying, binarization, thinning and hough transform, so as to recognize the position of guage ’ s pointer, finally calculates all kinds of precision on basis of algorithm established by national detecting rules of gauges
本系統通過計算機控制步進電機控制卡來給出步進電機驅動器需要的脈沖信號和方向信號,進而帶動電機驅動儀表指針轉動,計算機通過串口實時採集光柵測量系統的微位移信號,並且通過高精度ccd攝像機實時獲取表盤圖像數據,同時通過計算機軟體實現表盤圖像處理,包括預處理、灰度化、二值化、細化和hough變換等,最終快速識別出表盤指針的位置,並根據國家表類檢定規程所制定的演算法檢定出指針式儀表的各種精度。Secondly, the applicable speed ranges of the motors using the overlapping commutation techniques are derived. finally, the matlab simulation results verified that the proposed control technique is able to minimize the commutation torque ripple
根據速度的大小的不同,提出了高速區和中低速區的轉矩脈動抑制措施,模擬結果表明這種控制策略能夠較好的抑制換相轉矩脈動。In this paper, the application of dtc into pmsm is discussed first, and then simulation of pmsm dtc is implemented using matlab software. secondly, for the p roblem of torque ripple at low speed, a new dtc system based on fuzzy logic is proposed and simulation results show that the torque ripple is decreased drastically
本文首先討論了直接轉矩控制方法在永磁同步電機中的應用問題,利用matlab模擬工具對永磁同步電機直接轉矩控制系統進行了模擬研究,針對直接轉矩控制低速存在較大轉矩脈動問題,提出了一種基於模糊控制方法的直接轉矩控制系統,模擬結果表明轉矩脈動大大減小。Magnetic sensors are an important branch that can be used to detect the non - electronically characteristics through the magnetic field. the insb magnetosensitive sensor in this paper is designed for the fine measurement of the turning gear. through the sensor, the information of the angular velocity the gear is changed to electric pulse which can provides to other second instruments
通過磁場的無接觸特性,對非電量的測量是磁傳感器應用的一個重要方面,本文所研究的insb磁阻式轉速傳感器即是針對于轉動物體的轉速進行高精度無接觸測量的一類傳感器,它可以把轉動的齒輪的角速度信息轉換成電脈沖信號,供二次儀表使用。分享友人