直流電試驗 的英文怎麼說
中文拼音 [zhíliúdiànshìyàn]
直流電試驗
英文
direct-current experiment- 直 : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 試 : 名詞(古代占卜用的器具) astrolabe
- 驗 : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
- 直流 : direct current (dc); constant current; steady current; continuous current; zero frequency curre...
- 試驗 : trial; experiment; test
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Test methods for dc resistance or conductance of insulating materials
絕緣材料直流電阻或導電性試驗方法There are over 80 sets test apparatus in tech - innovation centre, including : anechoic chamber, vibration tester, vibration measurement analysis, impact instrument, constant temperature and humidity facilities. salt spary test case, circle insulation withstand voltage tester, insulation resistance tester, withstand voltage tester, electric lead tester, electrical leakage tester, earth resistance tester, chassis dynamometer, chassis dynamometer control system, high stability dc resistance tester, electrical capacity tester, temperature rise test system
中心擁有各類分析測試儀器和試驗裝置80餘臺套,包括:消音室振動臺噪聲振動測試分析系統沖擊儀恆溫恆濕實驗儀鹽霧試驗箱匝間耐壓分析儀絕緣電阻分析儀對地耐壓分析儀泄露電流測試儀對地電阻測試儀測功機測功機控制系統高精度直流電阻測試儀電參數測試儀帶電溫升測試儀復合式三坐標測量儀萬分投影儀及電功測試分析系統等。The auxiliary motor test - bed is one of the devices which can examinant and tests the auxiliary motor ' s general performances such as d. c engine, a. c engine and phase converter
機車輔機試驗臺便是負責對直流電機、交流電機、劈相機等機車輔機綜合性能的試驗檢修測試的設備之一。Railway fixed equipment. high speed unipolar circuit - breakers for direct current traction systems 750, 1500 and 3000 volts. characteristics and tests
鐵路固定設備.直流電壓為750 1500和3000v的牽引設備的高速單極斷路器.性能和試驗Electric cables and wires - method for d. c. voltage test
電線電纜直流電壓試驗方法Rotating electrical machines - part 19 : specific test methods for d. c. machines on conventional and rectifier - fed supplies
旋轉電機.第19部分:通用直流電機和整流器饋電裝置的特殊試驗法This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design
首先進行了方案論證,對模糊控制演算法和數字pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析,提出應用模糊控制和雙余法解決下述問題,即該論文主要的新見解和所完成的工作: ( 1 )為了克服直流電機參數時變性和非線性因素對控制性能的影響,本設計中,雙閉環調速系統的外環採用模糊控制,內環採用pi控制,使系統在一定范圍內對直流電機參數變化和非線性因素影響有自適應能力; ( 2 )針對常規數字觸發器演算法中觸發脈沖的可靠性不高,經常出現漏脈沖或是脈沖混亂的情況,本文採用雙余法,該演算法具有響應快,可靠性高,具有良好的適應性及抗干擾能力; ( 3 )本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元,應用該晶元完成系統的軟硬體設計: ( 4 )本文對系統抗干擾的軟硬體措施進行了重點研究; ( 5 )設計了具有模糊控制的全數字直流傳動系統原理樣機,並進行了試驗驗證,對試驗過程中出現的問題及時解決,最終實驗結果證明設計是可行的。Test method for dielectric breakdown voltage and dielectric strength of electrical insulating materials under direct - voltage stress
直流電壓應力下電氣絕緣材料的介電擊穿電壓和介電強度的試驗方法Each unit of transformer is tested in accordance with the following items : winding d. c resistance test. measurement of turn ratio and calibiation of voltage vector relation. measurement of impedance voltage and load loss
直流電阻測試匝數比測量及電壓矢量關系的校定阻抗電壓及負載損耗的測量空載損耗及空載電流的測量工頻耐壓測試感應耐壓測試絕緣電阻測試局部放電測試外觀和尺寸的檢驗銘牌的檢驗等。Windings d. c. resistance measurement, measurement of impedance voltage and on - load loss, measurement of no - load loss and on cload current, power frequency withstand voltage test, inductive voltage with standing test, measurement of partial discharge level, inspection of appearance and dimension inspection of name plate
直流電阻測試匝數比測量及電壓矢量關系的校定阻抗電壓及負載損耗的測量空載損耗及空載電流的測量工頻耐壓測試感應耐壓測試絕緣電阻測試局部放電測試外觀和尺寸的檢驗銘牌的檢驗等。Standard test method for dielectric breakdown voltage and dielectric strength of solid electrical insulating materials under direct - voltage stress
在直流電壓作用下固體電絕緣材料的介電擊穿電壓及介電強度的標準試驗方法The system takes both advantages, the former is fast and convenient characteristics of dasylab in building a control and measure system, and the latter is the powerful program function and abundant control button of labwindows / cvi. it can acquire, analysis and save the real - time data in the experiments of the lim and electromagnet meanwhile, it can control the start / stop of the lim. electromagnet and dc motor, as well as it can control the change of the voltage and frequency of the lim. the exciting windings voltage and rotor windings voltage of the dc motor
整個測控系統利用了dasylab組建採集分析系統的簡單快捷和labwindows cvi豐富的控制項與強大的編程功能,將兩者的優點有機的結合起來,可以完成直線電機及電磁鐵試驗中的數據採集、分析、存儲,並且可以控制試驗中直線電機、電磁鐵、直流電機的啟動與停止,對直線電機繞組電壓、直線電機繞組電壓頻率、直流電機勵磁繞組電壓、直流電機電樞繞組電壓、電磁鐵繞組電壓的大小進行控制。Test specification of the interture insulation on armature winding for dc machines
直流電機電樞繞組匝間絕緣試驗規范The test platform adopts controlled system for silion controlled governing and electrohydraulic proportional relief valve loading to achieve the microcomputer controlled
實驗臺採用可控硅直流電機控制轉速系統和電液比例溢流閥加載系統來實現被試泵的計算機控制。The dc electric resistance test method for the critical temperature tc of a yba2cu3o7 - superconducting thin film
釔鋇銅氧123相超導薄膜臨界溫度tc的直流電阻試驗方法Rcd electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring of monitoring of protective measures. part 6 : residual current devices in tt, tn and it systems
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第6部分: tt tn和it系統用殘流設備Reecat company adapts dc - power test system, go on speed performance test, load test, heat circulation test, durability test. use in motorcycle matching test, catalyst performance aging test
利凱特使用的是直流電力測功機系統,可進行速度特性試驗負荷特性試驗熱磨合循環試驗強化耐久試驗,主要用於摩托車匹配試驗和催化劑性能及老化試驗。Reecat company adapts dc - power test system, go on speed performance test, load test, heat circulation test, durability test. use in motorcycle matching test, catalyst performance & aging test
利凱特使用的是直流電力測功機系統,可進行速度特性試驗、負荷特性試驗、熱磨合循環試驗、強化耐久試驗,主要用於摩托車匹配試驗和催化劑性能及老化試驗。Standard test method for determination of metallic impurities in uranium metal or compounds by dc - arc emission spectroscopy
用直流電弧發射光譜分析法測定鈾金屬或化合物中金屬雜質的標準試驗方法Guide to artificial pollution tests on high voltage insulators to be used on d. c. systems
直流電流系統用高電壓絕緣子的人工污染度試驗指南分享友人