frequency modulation system中文什么意思

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用"frequency modulation system"造句

調(diào)頻系統(tǒng)
調(diào)頻制

frequency modulation: 【電學(xué)】調(diào)頻，頻率調(diào)制；調(diào)頻播送。
system: n. 1.體系，系統(tǒng)；分類法；組織；設(shè)備，裝置。 2.方 ...
analog frequency modulation system: 模擬調(diào)頻制
armstrong frequency-modulation system: 阿姆斯特朗調(diào)頻系統(tǒng)
direct frequency modulation system: 直接調(diào)頻制

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例句與用法

Following analyzing the theoretics , the author workouts the control programme using the assembly language and realizes the speed - sensorless frequency modulation system base on f240 . this system controls a 1 . 1 kw asynchronous motor
在理論分析的基礎(chǔ)上，利用匯編語言編制了控制程序，并且在f240廣西大學(xué)碩士學(xué)位論文實驗開發(fā)平臺上實現(xiàn)了無速度傳感器變頻調(diào)速系統(tǒng)，。該系統(tǒng)在一臺1
Speed sensor has the limitation of high cost , taking up more space , low reliability and high dependency of working condition . speed - - sensorless frequency modulation system avoids those defects and can meet the need of high performance of ac motor driving which is a stress field
無速度傳感器變頻調(diào)速系統(tǒng)既避免了速度傳感器帶來的成本增加、體積增大、可靠性降低、易受工作環(huán)境影響等缺陷，又能夠滿足高性能交流傳動的需要，是運動控制發(fā)展的一個重要方向。
At the same tune , the paper analyses and discusses the control projects of the above parts . as for the hardware of the control system , on principle of reliability and considering the badly working condition of the vibratory roller , the paper chooses the special controller sp ecializing in the realm of construction machinery ' s control system in order to insure the reliability of the control system and simplify it . about the control quality of the system , the paper establishes the mathematical modes of the frequency modulation system and the amplitude modulation system , analyses the irrationality of the amplitude modulation project , puts forward to apply proportional - integral - differential controller ( pid controller ) to the traveling system and frequency modulation system
作為控制系統(tǒng)的方案設(shè)計的基礎(chǔ)，本文首先對影響壓實效果的振動參數(shù)進行了分析；然后針對智能振動壓路機的功能要求，將控制系統(tǒng)分為壓實參數(shù)的自動和手動控制、行走控制、轉(zhuǎn)向和蟹行控制以及智能灑水控制等幾個部分，對各部分的控制方案進行了分析對比和論證；在控制系統(tǒng)硬件設(shè)計方面，以可靠性為原則，考慮到振動壓路機的惡劣工況，選擇了專用于工程機械控制領(lǐng)域的專用控制器，使系統(tǒng)的硬件設(shè)計得以可靠性保障和簡化；針對控制系統(tǒng)控制品質(zhì)問題，建立了調(diào)頻和調(diào)幅系統(tǒng)的控制模型，對調(diào)幅系統(tǒng)的控制不合理性進行了分析，提出采用pid控制器對行走和調(diào)頻系統(tǒng)進行校正；在軟件設(shè)計方面，對各個控制部分進行了軟件編程流程圖設(shè)計。

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frequency modulation system中文什么意思

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