direct current system 中文意思是什麼
direct current system
解釋
直戀統-
This paper is based on " the remodeled item of the 122mm automatic barbette servo system ". it introduced the controlled project of brushless direct current motor realized by dsp at first. on the base of analyzing and studying the driving wave of the brushless direct current motor thoroughly and fully, it carried on the servo system ' s simulink and presented the concrete software and hardware ' s devise of the whole system in the end
本論文的撰寫是以「 122mm自行迫榴炮伺服控制系統的改型項目」為基礎，首先介紹了dsp實現無刷直流電機的控制方案，在深入、系統的分析和研究了無刷直流電機驅動波形的基礎上，然後進行了伺服控制系統的模擬，最後給出了伺服控制系統具體的軟硬體設計。 -
System tests for high - voltage direct current installations
高壓直流裝置的系統試驗 -
A study on automatic testing system of output characteristic for small - sized direct current dynamo
小型直流發電機輸出特性自動測試系統 -
Adopted unique ventilation system and rotational direct current motor stabilize the hot airflow
採用獨特的導風系統及旋轉式直流電機，恆定預熱風量。 -
Adopted unique ventilation system and non - carbonate direct current motor stabilize the hot airflow
採用獨特的導風系統及無碳刷直流電機，恆定預熱風量。 -
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。 -
Direct current loop vector control system in induction motor
異步電機直流環矢量控制系統 -
The ultrahigh - voltage direct current ( uhvdc ) link comprises two substations and a power transmission system using breakthrough technology to transmit electricity at ultrahigh voltage ( 800 kilovolts ), which will minimize the amount of power lost in transmission
該超高壓直流輸電（ uhvdc ）線包括兩個變電站以及一個採用了突破性超高壓（ 800千伏）電力傳輸技術的電力傳輸系統，這將減少傳輸過程中的電力損失。 -
Direct current servo control system of pwm based on tl
直流伺服控制系統 -
Whirlabout flat drive system adopts direct current electromotor and servo system is closed loop. the system carries out the response of adjusting shipboard 90 ? within 1. 8 seconds and orientates accurate position simultaneously ( the error is within ? ? )
同時為實現1 . 8秒調舷90的響應，並調舷定位在精確方位上（誤差在20之內） ，伺服系統以線性? ?非線性系統來實現。 -
Direct current adjustive system
直流調整系統 -
Study and applications on the type of high - voltage direct - current transformation system
高壓直流輸電系統中線路結構的研究與實現 -
Simulation and design of inverter power suplly used in direct current panel for power system substation
變電所直流屏逆變電源的模擬分析與設計 -
The project of the three - step automatic system monitored direct current panel is put forward after thinking of existent questions in which the direct current panel charged and discharged the accumulator. the circuit design and software flowchart about direct insulation, parameter monitoring system, accumulator monitoring system, main monitoring system, communication etc are presented
結合直流屏系統充放電控制中存在的問題，研究提出三級自動監控直流屏方案，給出了直流絕緣、參數監控、蓄電池監控，主監控、數據通信等電路設計和程序流程圖。 -
Step - forced dynamic speed drop analysis digital control, dual ring, direct current and reversible speed governing system
數控雙環直流可逆調速系統階躍擾動動態速降分析 -
Desinging of direct current power system in electrical power engineering
電力工程直流系統設計 -
T. s. for measurement control system for heavy direct current
直流大電流測量過程式控制制技術規范 -
The filters in high - voltage direct current power transmission system
高壓直流輸電系統中的濾波裝置 -
The latest development of elmc, which is composed of distribution power center unit ( dpcu ) and electrical remote terminal ( ert ), is generalized in the paper. elmc scheme is presented according to the characteristic of avionics and the request of fault tolerant electrical power system ( ftep ). ftep structure based on 270v direct current is then designed to realize the demonstration of dpcu
本文首先分析了elmc在國內外研究發展狀況，並依據航空電子系統特點和容錯供電要求，提出了由配電中心和控制中心組成的elmc的總體方案；完成了270v高壓直流供電的飛機容錯供電系統方案的設計，實現了供電系統中二次配電方案的控制與管理的模擬演示。 -
The paper analyzed the features and present state of the dc ( direct current ) system of the substation, then designed a full - function and easy - control supervisory device for the dc system
本文分析了變電站直流系統的特點和現狀，並且根據變電站直流系統監控的要求，設計了功能完善、操作方式友好的監控裝置。
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