電壓標準電路 的英文怎麼說
中文拼音 [diànyābiāozhǔndiànlù]
電壓標準電路
英文
voltage standard circuit- 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...
- 壓 : 壓構詞成分。
- 標 : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
- 準 : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 電壓 : voltage; electric tension; electric voltage
- 標準 : (衡量事物的準則; 榜樣; 規范) standard; criterion; benchmark; pip; rule; ètalon (衡器); merits
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
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In the part of the transmitter, the pre - amplifier logarithmic amplifier, temperature complement circuit, anti - disturbing circuit, and v / i circuit, are discussed. the transmitter outputs 4 - 20ma. in the part of the displayer hardware design, the i / v convert circuit and the flame intensity signal processing circuit are introduced
在探頭的設計中,詳細介紹了前置對數放大器電路設計,在對數放大器加入了溫度補償電路和抗干擾電路,以保證測量精度和較大的量程,最後信號經電壓電流的轉換,得到4 - 20ma的標準信號作為探頭的輸出信號,進行遠傳。Analyze item by item the position of unintact cycle, the running clearance of unintact cycle, locking - deform, datum dimension regulating, repeatly install, power voltage wave and marking running etc. at the same time, we give the calculating formula to calculating the running marking random error, and use it to calculate the system error of big diameter measure instrument - - datum dimension frame error, gyro - wheel diameter error, error caused by circumstance temperature, error caused by backing distance, angle error, delay error of data collecting circuit, lathe main shaft running error, workpiece install partial error
對不完整圓的位置、不完整圓的轉動間隙、鎖緊變形、基準尺調整、重復安裝、電源電壓波動、標記轉動等隨機誤差進行了逐項分析,並給出轉動標記隨機誤差的計算公式。對大直徑測量儀的系統誤差?基準尺尺架誤差、滾輪直徑誤差、環境溫度引起的誤差、後退距離引起的誤差、角度誤差、數據採集電路延時誤差、車床主軸回轉誤差、工件安裝偏心誤差分別進行了計算,最後對誤差進行合成。For digital audio encoding and decoding modules, delta - sigma modulation is introduced and audio data, preambles with accessorial data are multiplexed according to the digital audio interface standard ; for carrier wave, pll frequency synthesizer is used ; for frequency modulation, voltage control oscillator is taken ; for demodulation, pll frequency discrimination is adopted
調制方式,並按照數字音頻介面標準對音頻數據、同步字和附加信息進行通道復用;對于載波信號,採取鎖相環頻率合成技術手段;對于頻率調制,採用壓控振蕩器;對于解調電路,採取鎖相環鑒頻電路。Enviromental pollution classification and external insulation selection for high voltage transmission line, power plant and substation
高壓架空線路和發電廠變電所環境污區分級及外絕緣選擇標準Standard specification for plain end seamless and electric - resistance - welded steel pipe for high - pressure pipe - type cable circuits
高壓管型電纜線路用平端無縫與電阻焊鋼管的標準規范In the middle 1960s, it began to be applied in detecting the fault of electronic facility in foreign countries. in the 1970s, thermal instrument had been installed in helicopter to detect the connection of power line and the determinant standard about infrared test had been established. in the middle 1980s, ir technology had a comprehensive application on the fault of print circuit board ( pcb )
國外應用紅外技術檢測電氣設備故障始於六十年代中期,七十年代開始把熱像儀裝在麵包車或直升機上對變電站設備或高壓輸電線路連接件故障做巡迴檢測,並分別制訂出相應的技術規范或紅外診斷故障判定標準。This product is a full electron construction in which its front - end adopts pressure sensor with baffle filled oil chip. output signal is sent the data to microprocessor from high - precision, low temperature drift and high - reliability amplification circuit and a d convert circuit, after operating, to transform by high - precision d a convert circuit into standard signal output
該產品為全電子結構,前端採用帶隔離膜充油芯體的壓力傳感器,輸出信號由高精度低溫漂和高可靠性的放大電路和模數轉換電路將數據送入微處理器,經運算後由高精度數模轉換電路變換為標準信號輸出。The high control criteria of water vapor quality in secondary circuit of 1000 mw pwr is introduced, and the criteria are compared with those in thermoelectric generating set
介紹了壓水堆核電站1000mw機組二迴路水汽質量的高控制標準,並與火力發電機組的水汽質量控制標準進行了對比。Gb1094. 5 - 85 power transformers part 5 ability to withstand short circuit only applies to power transformers, not to balanced transformers. if short - circuit test on balanced transformers can be performed by means of single phase supply instead of three phase supply, and other special transformers can also be done in this way, so it is very significant to improve test capacity of transformer laboratory in our country
變壓器的短路強度只能通過短路試驗來驗證,國家標準gb1094 . 5 - 1985 《電力變壓器第5部分承受短路的能力》只適用於電力變壓器,對平衡變壓器等特殊變壓器並無具體規定,對于平衡變壓器,如果可以用單相電源預先短路法模擬三相電源的短路試驗,那麼其它特種變壓器的短路試驗也可以參照進行,這對提高我國變壓器試驗室的試驗能力具有重要意義。Management mode part studiesinvestment and financing management of power transmission market and expandsfinancing thinking of power transmission market ; regarding harmonious developmentproblems between power plant and power grid, it puts forward new mode of electricpower layout and constructs the whole frame and model of accelerating harmoniousdevelopment between power plant and power grid on the basis of it ; operatingmanagement of power transmission is mainly congestion management of powertransmission and impartiality and openness of power dispatch ; the impartialopenness of power transmission grid is important standard of power transmissionmarket and it puts forward the joint mode of power grid under electric power marketwhich accords with market admittance system and perfects the mode of electric powermarket
管理模式部分研究了輸電市場的投融資管理,拓展了輸電市場的融資思路;在對廠網協調發展的研究中,提出了電力規劃新模式,並在此基礎上構建了促進廠網規劃協調的整體框架和模型;輸電運營管理主要考慮了輸電阻塞管理和「三公」調度;輸電網的無歧視開放是輸電市場的重要標準,提出了電力市場條件下的電網接入模式,符合市場準入機制,完善了電力市場模式。結合區域電力市場和特高壓電網進行分析,展望了我國輸電市場的發展方向。Voltage standard circuit
電壓標準電路In this paper, a switch power circuit is given as an example to introduce how to confirm the minimum clearance and creepage distance with working voltage on different safety standards
今以一開關電源電路為例,介紹在不同標準下如何根據工作電壓情況對最小電氣間隙和爬電距離值進行確定。Initial recovery voltage and peak recovery voltage across the circuit - breaker have an essential affect on re - strike. for assessing performance of circuit - breaker, the higher inductance and lower inductance must be considered at the same time when testing according to theoretic analysis, the directly test circuit on switching the no - load overhead by high - voltage circuit breakers of rated voltage 252kv and below, in compliance with the correlative standard jb5871 and the test devices, and the test circuit parameters have been calculated and the many testes have been carried out
在理論分析的基礎上,考慮實驗室現有設備的情況依據標準jb5871的規定,選用合適的試驗設備,對試驗線路的參數進行計算,在實驗室建立了252kv及以下電壓等級斷路器開合線路充電電流直接試驗線路,利用該線路進行了數臺產品的試驗,分析了試驗結果,並根據試驗結果和理論基礎討論了gb t1984 - 200 《交流高壓斷路器》 (報批稿)關于開合線路充電電流試驗的有關規定。The study bases on the four operating conditions of which the longnan network will be implemented in the year of 2005 and 2010. first, this paper calculates the power flow distribution that including the line charging reactive power and input of the low - voltage shunt reactor in chengxian s / s. assumed that the bus voltage of tianshui s / s and bikou power plant to be constant, the study count the voltage level of the 330kv and 220kv bus - bar when the 330 / 220kv transformer in standard tap changer position. in order to set control rules
本文基於隴南電網在規劃發展水平年2005年及2010年的四種可能的運行方式下及潮流條件,計算出了計入線路充電無功及投入成縣變低壓並聯電抗器后的潮流分佈,在設定甘肅大網側及碧口電廠側母線電壓恆定條件下,計算了330kv及220kv主變在有載調壓標準分接頭變比下的330kv及220kv母線電壓水平。In the second chapter, equivalent circuit of the eddy current sensor is firstly analyzed. based on that, the carrier signal generating circuit that is realized by the lc periodic circuit is introduced, thus, the carrier signal of standard frequency is obtained through the trimming capacity. subsequently, the disc type rotational armature generator and the rotational coupling transformer are separately leaded in to realize the power supplies of the carrier signal generating circuit and output of the measuring signal
在傳感器設計一章中,首先對渦流傳感器進行等效電路分析,在此基礎上分析了由電感、電容諧振電路構成的載波信號發生電路,並通過微調電容獲得了標準頻率的載波信號;接下來提出了採用盤式旋轉電樞發電機解決載波信號發生電路電源供給問題的方案,同時通過旋轉耦合變壓器的引入,使得測量信號輸出問題很好地解決;本章最後給出的一組實驗曲線充分說明了這一方案的可實現性。Based on a set of multi - function intelligent security appliance, this text redesigned the hardware and software on the part of low voltage startup and power testing, not only condensed old hardware circuit but enhanced the stabilization of the hardware circuit, and made the testing precision of voltage, current and power no more than 2 % o measure, designed interlock protect of the whole system, and finished the experimental appliance
本文基於一套多功能智能電器安全測試儀,在低壓啟動,功率測量兩個方面在原有的基礎上重新設計了硬體,不但精簡了原來的硬體電路,而且提高了電路的穩定性。重新設計了軟體,使其電壓,電流,和功率的測量精度都不超過千分之二的量度標準,還對整個系統作了聯鎖保護的設計,並且做出了樣機。The chip can be widely used in mp3 player, pda, digital camera, cells phone and portable products etc. this thesis first introduces the basic theory of switching power supply. the operating theory of this circuit has been demonstrated. the operating principle and simulation analysis about band gap reference, self - biased current source, one shot circuit, hysteresis comparator, and current - limit circuit have been particularly expounded in this thesis
本文首先闡述了開關電源的工作原理,詳細介紹了本電路的整體工作原理,最後重點介紹了自偏置電流源電路、基準源電路、單穩態觸發器電路、峰值電流限制及低電池電壓遲滯比較器的工作原理,並利用eda工具larker ? ams 、 hspice對電路進行了完整的設計和模擬模擬,給出了合理的電路數據,各子模塊電路的電特性參數均達到或優于設計所需指標。This method has three merits : first, reduce the harm to the battery ; second, this current is stable ; the last, the current may represent the battery ' s current function better. in order to study this problem, we design a install to make lots of experiments to prove this result. the install can use in the factory as a automation instrument if it be perfected
此方法和原有方法比較有三大憂點:一是減少了直接短路時大電流放電對電池的損傷:二是此迴路電流值穩定存在,可以對其進行比較準確的測量:三是此電流值更能代表堿錳電池實際工作時的放電性能c為了本研究的順利實施,本課題提出了一個堿錳電池四參數檢測的實驗平臺,做到對電池的開路電壓、負載電壓、電流指標、電池重量四參數的檢測。And then, based on the above theories, the circuit design and simulation means have been concretely applied in the internal modules of voltage reference, bias circuit, oscillator, error amplifier and drive circuit of the chip and so on. the relevant design indexes are successfully achieved. at last, the whole circuit simulation and layout design are completed
在此理論基礎上對該電源晶元內部的各個模塊,如電壓基準源、偏置電路、振蕩器、誤差放大電路和驅動電路等模塊進行了具體的電路設計和分析模擬,且達到了相應地設計指標,最後,完成了整體電路模擬和版圖設計。Alarm input signals are : contact open - circuit alarm, contact closed - circuit alarm, ttl level signals. alarm output modes are : flash alarm, sound alarm, relay contact output alarm optional for memory function or not it adopts high brightness led or long - lifetime planar luminotron separate indicate the current condition for every loop
各輸入埠均具備萬能信號和單通道輸入功能,且各路可同時輸入不同類型的信號,輸入信號全切換時只需通過儀表菜單的簡單選定,即可實現不同類型輸入信號各種熱電偶熱電阻標準電壓標準電流信號之間的輕松切換,提高了儀表的通用性和可靠性。分享友人