電壓差壓表 的英文怎麼說
中文拼音 [diànyāchāyābiǎo]
電壓差壓表
英文
differential voltage meter- 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。
- 差 : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 電壓 : voltage; electric tension; electric voltage
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The voltage may provides an analog representation of the temperature difference.
電壓可以成為溫差的模擬表示。Our main products are micro barometer low pressure gauge low pressure capsule gauge vacuum pressure with low pressure gauge pressure gauge with electrical contact shock - proof electric contact gauge stainless steel pressure gauge dry and glycerin filled pressure gauge normal pressure gauge freon pressure gauge oxygen - acetylene pressure gauge stainless steel vacuum pressure gauges series diaphragm seal pressure gauge diaphragm pressure gauge with electrical contact pp diaphragm seal pressure gauge shock - proof pressure gauge with electrical contact diaphragm seal pressure gauge explosion - proof electric contact pressure gauge minitype pressure gauge accurate pressure gauge test pressure gauges as well as pressure gauge switch pressure separator tube pressure gauge radiator double - metal thermometer all the products can meet both national and international stands,
一般壓力表氣壓表抗震壓力表充油壓力表全不銹鋼壓力表膜盒微壓表電接點壓力表冷媒壓力表真空壓力表壓力真空表隔膜壓力表微型壓力表差壓表微差壓表絕壓表精密壓力表耐高溫壓力表蒸氣壓力表汽車燃氣壓力表醫用壓力表遠傳壓力表衛生型壓力表壓力表緩沖管壓力表冷凝散熱器壓力表翅片散熱器壓力表開關不銹鋼連接彎管不銹鋼連接軟管轉換接頭油壓連接頭壓力表針閥節流閥及過壓保護附件濾油網加油口油溫油麵計雙金屬溫度計等。Verification regulation of model 931 b rms differential voltmeter
931b型有效值差分電壓表檢定規程Because of its good electrical conductivity, cfrc specimens will engender joule effect when a relatively low voltage was added to them. if there are flaws inside, the surface temperature distribution of the specimens should be uneven. therefore, infrared thermograph ndt can be conducted
利用碳纖維混凝土良好的導電性,通過對碳纖維混凝土試件施加較低的電壓,使其產生焦耳效應,如果試件內部存在缺陷,將在表面產生溫度差,從而可以利用紅外熱像技術進行無損檢測。After analyzing the sense principles and calculation expression for piezoelectricity, we compose a sense network, compare the difference between the voltage amplifier and charge amplifier, give out the electric circuit of piezoelectric sensor for measure system
在分析了壓電片對動態應變的傳感原理和計算表達式后,該系統採用壓電傳感器組建了一個傳感器網路。並且對比了電壓放大器和電荷放大器的差異。Standard specification for magnesium oxide and aluminum oxide powder and crushable insulators used in the manufacture of metal - sheathed platinum resistance thermometers, base metal thermocouples, and noble metal thermocouples
金屬外殼的鉑電阻溫度表基金屬熱電耦和貴金屬溫差熱電偶製造中使用的氧化鎂和氧化鋁粉末及壓扁絕緣子的標準規范Digital temperature transmitter, digital level, explosion - proof electric contact manometer figures generally used manometers, vacuum table, table vacuum pressure, oxygen forms of electric contact manometer, explosion - proof electric contact manometer seismic contact ammonia electricity connections. contact monometers assisted magnetic, seismic, heat - resistance, acid and alkali resistance, chlorine, sulfur - resistant, stainless steel pressure gauge. divide manometer shenyang city, the total, precision manometer, out of the wind pressure gauge, film boxes pressure gauge, diaphragm pressure gauge
主要產品包括:數字壓力表,數字膜盒壓力表,數字溫度表,數字壓力變送器,數字溫度變送器,數字液位計,數字防爆電接點壓力表,一般用壓力表真空表壓力真空表氧氣表電接點壓力表防爆電接點壓力表耐震電接點氨用電接點磁助式電接點壓力表耐震耐高溫耐酸耐堿耐氯耐硫全不銹鋼壓力表隔膜壓力表沈陽市優質產品精密壓力表出風壓力表膜盒壓力表膜片壓力表全不銹鋼膜片壓力表鈦壓力表及出口全不銹鋼,充油全不銹鋼系列壓力表,壓差表,壓力變送器,各種軸向軸向帶邊法蘭連接等多種形式。As the microbolometer which is voltage biased express some characters different from other infrared detectors under the effect of electric heat and infrared radiation together, the computing method of parameters, such as responsivity, noise, noise equivalent temperature different ( netd ), noise equivalent power ( nep ), optical gain, detectivity and so on is given in this paper. some of these parameters are particular compared with other detectors, and some have difference between microbolometer and other detectors
由於微測輻射熱計在施加偏置電壓的情況下,電熱效應與紅外輻射的共同作用使它表現出與其他紅外探測器完全不同的一些特徵,文中給出了響應率、噪聲、噪聲等效功率、噪聲等效溫差、光學增益、探測率等參數的計算方法,這些參數中的部分是微測輻射熱計獨有的,或者與其他的紅外探測器的同一參數有所區別。It creates the model of layer soil by using the cdegs software, analyses the resistance error which is measured by traditional three - poles way, measures the grounding grids resistance and soil resistance rate of hejin power plant, creates the electromagnetic model of layer soil and grounding grids model of hejin power plant, calculates the step voltage > touch voltage n voltage distribution of earth surface in fault of hejin power plant. in the end, it compares the measuring value and calculating value of grounding grids resistance in hejin power plant
本文利用cdegs軟體建立分層土壤接地模型,對傳統三極法測量接地電阻誤差進行分析;對河津電廠接地網接地電阻和土壤電阻率進行測量;建立河津電廠分層土壤電磁模型和接地網模型;計算河津電廠接地網電阻和事故狀態下跨步電壓、接觸電壓和地表電位分佈;最後對河津電廠接地網電阻實測值與計算值進行比較分析。In addition, by variance analysis on the coherence of the amount of seeding transplant of both every row and gross, indicate that it is notable that the voltage affect the coherence of the amount of seeding transplant of both every row and gross
另外,經各行擺秧量一致性與總擺秧量一致性室內試驗及其變異系數方差分析,表明電磁鐵控制電路電壓對各行擺秧量一致性與總擺秧量一致性影響顯著。( 3 ) verifies the voltage wave, electrical current vuive and output power wave of asteroidal magneto, and the veracity of parameters by a series of experiments. the experimental result demonstrates that the error is less than 10 % between theoretic value and actual value
( 3 )通過一系列實驗驗證了星形磁電機空載電壓波形、電流波形、短路電流倍數、輸出功率等波形和參數的準確性,實驗結果表明,理論與實測值相差不到10 。The main work and conclusion for this paper is as following : according to the flashover test results of several kinds of iced insulators under positive voltage and negative voltage, this paper obtained : for the single porcelain insulator, the single glass insulator and the composite insulator bridged completely by icicle, the metal cathode ' s strong ability of emission electron is the primary reason that results in the lower negative flashover voltage ; the position difference of the high resistance district in method anode side results in that porcelain insulator cluster and glass insulator cluster have an evident effect of polarity ; when less ice and no icicle at the brim of the sheds, due to numerous non - polar arcs on the composite surface, the effects of polarity of composite insulator was lost using the test method of the average flashover voltage in the freezing period, dc flashover performances were investigated of several insulators with some typical structures and different material
本文的主要工作和結論如下:在人工氣候室內,根據不同覆冰絕緣子正、負極性下的閃絡試驗結果,得出負極性電弧金屬陰極的強電子發射能力造成了單片瓷、玻璃絕緣子及被冰凌橋接的合成絕緣子有較低負極性冰閃電壓;正極性電弧金屬陽極側產生高電阻區所處位置的差異使得瓷和玻璃絕緣子串具有明顯的極性效應;覆冰較少時,合成絕緣子表面出現數量較多的非極性電弧使合成絕緣子無極性效應。利用覆冰期內平均閃絡電壓的試驗方法,對不同材質和結構的絕緣子在覆冰、低氣壓和污穢共存環境中的直流閃絡特性進行了研究。試驗結果表明,直流平均閃絡電壓隨著海拔的升高、覆冰量的增加以及污穢度的增加而降低,且其特徵指數與絕緣子結構、覆冰量、覆冰狀態、污穢度等有關。The pressure difference determined electronically from the signals of the two sensors is used to control the switching point
兩個壓力傳感器傳出的電子信號表示壓力的差別並控制開關點。In order to improve the quality of the voltage signals, this paper has adopted the scheme of three phases and six organs in signal - generator part, which can eliminate the errors caused by the assembly warp and the zero shift of organs. this paper also has analyzed the distribution and varying rules of the magnetic field in the signal - generator part, then based on the conclusion of the analysis improved the structure of signal - generator, which could completely eliminate the noise signal caused by the roughness of the face on the magnetic steel ring. the improvement not only met the requirement of this study, but established the theory foundation for the super - high precision magnetic encoder in future research
因此,為提高原始電壓信號的質量,本文採用三相六元件的信號發生方案,通過差分處理濾除了由於裝配偏差和零點漂移帶來的信號誤差;本文對編碼器信號發生結構進行了磁場分析,依據磁場分析的結論對編碼器常用的信號發生結構進行了改進,改進后的結構利用積分原理在理論上能夠完全消除信號中由磁鋼環表面粗糙度引起的信號噪聲,進一步提高了信號質量,此結構不僅滿足了本課題的需要,而且為今後研製超高精度的磁電式編碼器奠定了理論基礎。In this paper, the application of dsp technology in electric power measurement meter has been studied, meanwhile analysed the error of the electronic energy meter, put forward the measure to compensate error with software method. it not only changes the precision degree of electric power measurement meter, but also avoids the disadvantage from error compensate with hardware method, it is unnecessary to adjust the sample value of voltage and electric current in circuitry
對dsp技術在電度表中的應用進行了研究,對電度表系統的誤差進行了分析,提出了採用軟體方法來補償誤差的措施,使電度表的精度達到了設計要求,又避免了利用硬體進行誤差補償所帶來的弊端,不用在線路中調整電壓、電流采樣值,有利於生產。The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time
Ktp晶體的電光應用試驗表明:用離子交換法製作的電光波導,其離子交換濃度、折射率變化符合餘弦誤差函數,光學均勻性以及器件的溫度穩定性較好;製作的強度調制電光開關,消光比為150 : 1 ,對1064nm激光的插入損耗為2 . 5 ;製作的電光調制器用於激光脈沖整形試驗,從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖,該電光開關經過長達三年多的使用,沒有出現晶體變黑現象,說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。At the same time, the mathematical models of the electric field and the flow field distribution were established from the theory of electrostatic enhancement of heat transfer. employed finite differential method and over - relaxation iteration method, according to certain boundary conditions in the wire - plate electrode space, the electric field and the flow field in the wire - plate space were numerically simulated under different initial velocities of r11 stream and different magnitudes of applied voltage. the calculation results agreed with theoretical analysis satisfactorily
同時從靜電強化換熱理論出發,建立了表徵線板電極間的電場和流場分佈的數學模型,並根據線-板電極間的邊界條件,利用有限差分法和超鬆弛迭代法,分別就不同氣流初速度和不同外施電壓的情況下,對線-板空間的電場和流場進行了數值模擬,計算結果與理論分析基本一致。The results of property test of dkdp crystal grown on a point seed show that laser damage threshold is about 5gw / cm2, ? half - wave voltage is about 4kv, extinction ratio is about 1600 : l. the obvious difference of dkdp crystals is not found between traditional technique and point seed growth technique
性能測試結果表明,點狀籽晶全方位生長的dkdp晶體的激光損傷閾值約為5gw cm ~ 2 、半波電壓約為4kv 、動態消光比約為1600 : 1 ,發現與傳統方法生長晶體的性能沒有明顯的差別。The circui t construct ion and the relevan t schemes of the realization of the circuit are also provided, simultaneously, the source of errors and the compensation methods are discussed. all of analysises, calculation results and simulations demonstrate that the methods presented in the paper are feasible, the algorithm is effective, the realization of circuit is simple, the procedures of the design are standard, the circuit is easy to be fabricated on a monolithic, and the system can be used for processing middle - high frequence signal and be applied in low - voltage, low - power and at high speed
在此基礎上,本文首次提出了一種基於狀態空間對數域濾波器的一維連續小波變換實現方法、結構以及相關模塊電路實現的策略,並對該方法的誤差來源與補償措施進行了討論。論文中的理論分析與計算以及模擬結果表明,用對數域狀態空間濾波器實現一維連續小波變換的方法可行,演算法簡單、有效,電路實現簡單,設汁過程規整,易於單片集成,適合處理中、高頻信號並運用於低電壓、低功耗、高速的場合。The difference of the potential between any electrodes can be measured on the periphery of the object and the data can be used to reconstruct the images
測量目標表面電極間的電壓差,並用此數據進行目標區域電導率圖像重建。分享友人