直流測試 的英文怎麼說
中文拼音 [zhíliúcèshì]
直流測試
英文
dc test- 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...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 試 : 名詞(古代占卜用的器具) astrolabe
- 直流 : direct current (dc); constant current; steady current; continuous current; zero frequency curre...
- 測試 : test; testing; checkout; measurement
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According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。Direct current amplifiers - characteristics and test methods
直流放大器特性和測試方法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。Standard test method of measurement of common - emitter d - c current gain of junction transistors
結型晶體管共射極直流增益測量的標準試驗方法The structure and operating principle of an air - charged split - type adjustable shock absorber was described, e non - linear parameterized mathematical model of this shock absorber ' s damping characteristics was established according to fluid mechanics theory and the main structural affection factors to shock absorber ' s damping performance, such as the diameter of piston valve orifice, the diameter of adjustable orifice, the initial volume of gas chamber, the diameter of piston rod, the inner diameter of oil pipe and so on, were analyzed by simulations
摘要通過分析一種分體式充氣可調阻尼減振器的結構和工作原理,運用流體力學理論,建立了該減振器阻尼特性的非線性參數化模型,模擬分析了活塞阻尼閥孔徑、阻尼調節孔徑、氣室初始體積、活塞桿直徑、油管內徑等主要結構參數對減振器阻尼性能的影響,通過試驗測試,得到了減振器樣件的阻尼特性及其可調范圍。Energy consume, electric strength, insulation resistance, ground conductivity, leakage current, microwave leakage, power input, normal temperature, humidity treatment, glow wire, horizontal flame, vertical flame, tracking, ball pressure, rainproof, water splash, dustproof, salt fog, endurance, motor load test, cord flexing, cord pulling, pull & torque test, lamp replacement, construction check etc
能耗、電氣強度、絕緣電阻、接地連續性、泄漏電流、微波泄漏、功率、溫升、濕熱試驗、灼熱絲、水平燃燒、垂直燃燒、漏電起痕、球壓試驗、防雨淋、防濺水、粉塵、鹽霧、耐久性(壽命)試驗、電機負載試驗、電源線彎折、電源線提拉、拉扭力測試、燈頭互換性、安全結構檢查等。This simplification principle is the foundation of the following analysis. using the test signal method, a detailed analysis of subsynchronous oscillation for a hvdc system is performed
( 3 )對一個僅含有直流輸電線路的系統,採用復轉矩系數- - - -測試信號法,對其次同步振蕩特性進行了分析。Application of dc motor in test control system of the radar antenna turnplate
直流電機在雷達天線轉臺測試控制系統中的應用We expounded the characteristic between current driving method and voltage driving method, ac driving method and dc driving method, passive driving method and active driving method 。 through theory research we find the dc driving method is also suitable for oled driving 。 an ac - voltage driving circuit is proposed and designed
通過分析發現, oled不僅適合於電流驅動,對于電壓驅動同樣可以實現其優異的圖像顯示。設計了一種交流電壓驅動電路,利用所設計的電路對oled的交流驅動特性進行了測試和分析,通過實驗研究了直流驅動和交流驅動對oled性能的影響。In this way, a simple and direct relation was build up between logical transitions and dynamic current, which makes possible iddt testing pattern generation on logical level
該方法在電路邏輯跳變與電路動態電流之間建立了一種簡單直觀的關系,使得動態電流測試產生能夠在邏輯級上得以實現。Dc testing, applying to transformer and inductor winding copper resistance 、 relay contact resistance 、 switch and socket contact resistance 、 lead resistance 、 compenent solder resistance 、 pcb line and hole resistance 、 metal detection, ect
直流測試,適用於變壓器及電感線圈銅阻、繼電器接觸電阻、開關、接插件接觸電阻、導線電阻、元件焊點接觸電阻印製板線條及焊孔電阻、金屬探傷等。During the debugging, the module is working well and can meet to the demands of the performance
整個直流測量模塊單機調試與聯機測試都運行正常,達到性能要求。In the paper, based on the existing literature research foundation an analog circuit catastrophic fault location approach by using feedforward networks with back ? propagation learning is realized. by this approach, the simulation require ments before test are reduced because fewer training samples are needed, and the fault location process is fast. this method is very efficient in location of single hard fault wit component tolerances. the measureme nt space feature and the general characterization concept of single and double soft fault in linear circuits are presented. according to this concept, a linear circuits soft fault location approach using subhidden layer bpnn is established with element tolerance, and it is shown that this approach is successful in fault location. a double fault feature extraction.,
本文在現有文獻理論研究的基礎上實現了採用bp演算法前向多層神經網路對直流測試下模擬電路硬故障的診斷方法。其特點是採用少量典型特徵樣本作為bp網路的訓練樣本,獲得訓練樣本的代價小,減少了測前工作量,同時診斷速度快,在考慮元件容差時仍有好的診斷效果。文中介紹了線性電路單一軟故障和雙軟故障所具有的電壓增量空間特性和統一特徵概念。Based on the application studies of pcm, dcvc, cips and scm in protective coating for long - distance buried pipeline and the characters of long - distance buried pipeline in shandong, the synthetic inspection technology of protective coating for long - distance buried pipeline is proposed
摘要通過對電磁電流衰減法、直流電位梯度法、密間距電位測試技術、雜散電流測試儀在埋地長輸管道外防腐層檢測上的應用研究,並根據山東省埋地長輸管線的分佈特點,提出了聯合檢測方法。Direct current, peak to peak amplitude of the measured quantity is implemented. the whole system has the integrated functions of data process, communicate, display, etc. during designing the hardware, in order to improve the whole system ’ s interference immunity, the advantages of small outline ( so ) chip is fully considered by proper redistribution, the analog parts and digital parts are separated by optoelectronic isolator to reduce the interaction
本課題根據黑龍江省計量研究院的要求,依據最新測量理論設計了直流測量模塊,其性能已經達到了萬分之一的精度,實現了一個集直流電壓、直流電流及峰峰值測量於一體,具有數據處理、通訊、顯示等功能的單片機測試系統。When taking dc measurements in a circuit and they don " t make sense, suspect that something is oscillating
對一個電路採用直流測試並且不起作用時,應該懷疑有元件在振蕩。Dc parametric test dc testdc
參數試驗直流測試The whole large current testing system based on voltage - frequency converting technique has been finished in this paper, and the dc voltage signals, power frequency ac voltage signals are tested by this computer - testing system, the results are good, then the current of current - source in the synthetic circuit are tested by this computer - testing system
本文完成了一整套基於壓頻轉換技術的大電流測試系統,首先測量了直流電壓信號、工頻交流電壓信號,然後完成了對合成迴路中電流源電流信號的測試。分享友人