例句與用法

1. Although many cnc systems still use hydraulic or pulse motors , the dc drives have gained dominance on a much larger scale
   雖然許多電腦數(shù)字控制系統(tǒng)動仍然使用水壓或脈沖馬達，但是直流電器已在許多大型設(shè)備上占有優(yōu)勢。
2. Input pulse signal can be directly transformed into micro - step linear motion by use of linear pulse motor , which have found wide applications in the digital linear servo systems with high positional accuracy and high reliability . taking slpmu - 025a , a two - phase hybrid lpm manufacturing by shinko motor company ltd , as an specimen , the study on the drive control system is carried out in this thesis , which contains : ( l ) three kinds of drive circuits are designed and comparison analysis in theory is done ; ( 2 ) introduction to at89c51 microchip as controller and special micro - step constant current driver , a great variety of running modes driver control are developed ; ( 3 ) experimental testing and theoretical analysis of current waveforms and displacement graphs and velocity graphs are carried out in case of different micro - step constant current driver
   本文以日本神鋼電機株式會社生產(chǎn)的兩相混合式直線脈沖電機slpmu - 025a為樣機，對直線脈沖電機的驅(qū)動控制系統(tǒng)進行了研究，內(nèi)容包括： ( 1 )設(shè)計了幾種直線脈沖電機驅(qū)動器電路，從理論上進行了對比分析研究； ( 2 )用at89c51單片機作為控制器，采用專用的恒流細分驅(qū)動器sh ? 2h057m ，實現(xiàn)了開環(huán)控制方式下對slpmu ? 025a樣機各種運行方式的驅(qū)動控制； ( 3 )對不同細分?jǐn)?shù)下恒流驅(qū)動的電流波形以及各種運行方式下的位移圖、速度圖進行了實驗測試和理論分析研究。