測量分壓器 的英文怎麼說
中文拼音 [cèliángfēnyāqì]
測量分壓器
英文
measurement voltage divider- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 壓 : 壓構詞成分。
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
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When measuring the magneto performance parameter , we find that the instrument which use to measure voltage and current is still the simple voltmeter and amperemeter in the national standard , and the form of wave that we observed is anomaly. based on the measure principles, it obviously ca n ' t be used to do quantitative analysis ; because the discharge process of ignition system is quite complex, accompanies with very strong electromagnetism interference, and the ignition current and voltage are variable , it make the measure of ignition energy become a difficult thing of ignition system performance detection
在磁電機常規測量時,發現在國家標準中用於測量電壓、電流的儀器仍然是普通的電壓、電流表,而觀測到的波形多為不規則的形狀,根據測量原理,顯然不能用其來做定量的分析;由於點火系統的放電過程比較復雜,伴隨著很強的電磁干擾,點火電流、點火電壓都是變量,使得點火能量的測量成為點火系統性能測試的一個難點。This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims
對高壓背壓式氣動測量用於小量程線性尺寸測量的靜態特性曲線的理論工作拐點進行了推導,對氣動測量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計,對主噴嘴和測量噴嘴的不同組合,將影響測量系統靜、動態特性指標的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量系統量程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,測量不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。For the existing transformer cooling control system has many shortcomings such as the complicated system control circuit, the low reliability, the protection methods of blower fan being so simple, large control error, high fault rate, massive maintenance work and no method to realize telecommunication, this thesis develops a novel intelligent power transformer air - cooled control system based on the center of microprocessor through all - round technology analysis and research
本文針對變壓器冷卻系統使用常規控制系統存在的系統控制迴路復雜、可靠性低、風機的保護方式簡單而無法進行故障預測、主變壓器油溫測量精度低造成控制誤差大、故障率高、維護工作量大、無法實現遠程通訊等問題,經過多方面的技術分析和調研,設計開發了新型的以微處理器為核心的智能式電力變壓器風冷卻器控制系統。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。Rules for capacitors ; part 3 : rules for capacitors for coupling, voltage measurement and overvoltage protection
電容器規范.第3部分:耦合電壓測量超壓保護用電容The experiment acquired pressure distribution and circulating rate under three fluidizing velocity ( 3. 5m / s 、 4. 5m / s 、 5. 5m / s ) and different media load. an experimental equation was acquired between circulating rate and the distribution of the pressure. and the relation between the circulating rate and the opening rate of the valve connecting the returner and the ehe was carefully discussed as well as the relation between the pressure of the ehe and the flow rate of the fluidizing air
得到三種流化風速下( 3 . 5m / s 、 4 . 5m / s 、 5 . 5m / s )不同裝料量所對應的主床床體壓力分佈和物料循環量,得到循環量與壓力的分佈和流化風速的本實驗臺上的經驗公式,並通過測量返料器通向外置換熱器機械閥開度和返料量的關系,得到旋風分離器中下落物料進入換熱器和直接進入主床的比例關系,同時測得換熱器中壓力和送風量的關系。Instruments and software used for measurement in high - voltage impulse tests - part 1 : requirements for instruments
高壓脈沖試驗測量用儀器和軟體.第1部分:儀器要求This paper also gives an example to illustrate how to establish the thermal model based on experiments and, finally, the application of thermal simulation software is analyzed
最後本文給出了一個用實驗法測量變壓器三個熱阻值的實例,並分析了熱模擬軟體在建立熱模型中的應用。Inductive voltage dividers ( ivd s ) will be calibrated by comparison with the laboratory s 8 - dial ivd, normally at specific frequencies of 400 hz, 1 khz and 10 khz with an input test voltage of 25 v. the calibration normally involve measurement of voltage ratio ( magnitude ) of the output voltage related to the input voltage of the ivd
感應分壓器一般按400hz 、 1khz及10khz等指定頻率及25v的輸入測試電壓,透過與本所的八刻盤感應分壓器對比而進行校正。校正工作一般包括測量該感應分壓器輸入電壓與相對輸出電壓的電壓比(幅值) 。The basic calibration for a single decade ivd will include measurement of voltage ratio for all output settings of the ivd at one test frequency
一個單盤感應分壓器的基本校正工作包括按一測試頻率,測量該電感分壓器所有輸出定位的電壓比。Measurement microphones - part 5 : methods for pressure calibration of working standard microphones by comparison
測量傳聲器.第5部分:通過比對進行工作標準傳聲器的壓力校準的方法Measurement microphones ; part 2 : primary method for pressure calibration of laboratory standard microphones by the reciprocity technique
測量傳聲器.第2部分:用可逆法對實驗室標準傳聲器的壓力校準的基本方法It analyses the light - transmission type system components of voltage transformer, gives the principle and method of designing measuring voltage based on capacitive voltage divider, and elaborates the advantage and function of electronic voltage transformers
分析了傳光型電壓互感器的系統組成,給出了以電容分壓器測量電壓的電子式電壓互感器的原理和設計方法,論述了電子式電壓互感器的優點和性能。Measurement uncertainties will depend on the values of the voltage ratios being determined, the magnitude of the applied voltage and stability of the dividers under test
測量不確定度將視乎測試分壓器的電壓比率,測試電壓值及該分壓器的穩定性而定。Non - destructive testing. measurement and evaluation of the x - ray tube voltage. part 1 : voltage divider method
無損檢驗. x射線電子管電壓的測量和評價.第1部分:分壓器法Non - destructive testing - measurement and evaluation of the x - ray tube voltage - part 1 : voltage divider method ; german version en 12544 - 1 : 1999
無損檢驗. x射線管電壓的測量和評估.第1部分:分壓器法This thesis disusses the current states and the matter of the transformer condition monitoring and diagnosis fault. afer analying that dga can only reflect the fault type but ca n ' t confirm the fault location, part - discharging signal can realize fault location in theory but ca n ' t be carried out easily for the inconstant influence of circumstance, we present a method that conbinates the oli - gas and electric quanlities to monitor the transformer. using on - line monitoring of oli - gas conform the fault type. using on - line electric quanlities confirm the fault location. with this method, a fault diagnosis system and corresponding diangnosis flow are proprosed. the main work of this thesis consists of the following parts : 1
本文主要研究了電力變壓器狀態監測與故障診斷的現狀以及存在的問題,針對目前dga (油中溶解氣體色譜分析法)只能定性分析變壓器的故障,不能進行故障定位,而局部放電雖然能夠進行故障定位,但由於現場的干擾復雜多變,難以提取有效的局部放電信號,從而提出了結合油氣量和電氣量兩個方面對變壓器進行狀態監測。通過油氣量在線監測,判斷其故障類型和性質;通過電氣量在線監測,對變壓器的關鍵部件? ?繞組實現故障定位。The factors that affect the frequency response of a capacitive divider were studied carefully. a coaxial voltage capacitive divider with an umbrella probe and a low - voltage circuit was presented. experiments shown that the frequency response of our probe is better than others of such dividers
本文分析了影響電容分壓器響應的因素,探討了傘式探針的性能,設計了以傘式探針為基本結構的同軸電容分壓器,提出了測量不同信號的兩種i 。The basic calibration for a multi - decade ivd will include measurement of voltage ratio at one frequency for all separate settings of the first and second dials of the ivd
一個多盤感應分壓器的基本校正工作包括按一頻率,測量該感應分壓器的首個及第二個刻盤所有分開定位的電壓比。Measurements of voltage ratios are generally made at rated voltage of the divider but the maximum test voltage will be limited to 30 kv
電壓比測量工作一般按分壓器的額定電壓進行,但最高測試電壓不得超過30kv 。分享友人