高壓時間試驗 的英文怎麼說
中文拼音 [gāoyāshíjiānshìyàn]
高壓時間試驗
英文
high-voltage time test- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 壓 : 壓構詞成分。
- 時 : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
- 間 : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
- 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
- 高壓 : 1 (殘酷迫害; 極度壓制) high handed 2 [氣象學] (高氣壓) high pressure3 (高電壓) high tension...
- 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
- 試驗 : trial; experiment; test
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In the course of working, , the plow will make use of the shuttling method so that it can dig alternately either on the left or on the right. compared to the unilateral plow, it can improve the productivity because it can help leave off the soil 、 take from the consumed energy and reduce the empty journey. to meet the requests above, we will use a remote cylinder with both a small cubage and double functions, approximately designing the plow to be columniform and symmetric. after the experiment for a period in the field, we found that the most frayed areas had happened at the places of both plow shank and share and at the same time the base of the remote cylinder had ruptured suddenly
與單向犁相比,其優點在於:耕地無開、閉壟,地表平整,降低了耕后整地的能量消耗,減少了地頭的空行程,因而大大提高班次生產率。為了滿足犁體梭式作業的要求,我們採用了一隻小容積雙作用的液壓油缸;同時對犁壁曲面的形狀採用了近似圓柱形的對稱設計。但經過一段時間的田間試驗,我們發現:該犁犁胸部分的犁脛和犁鏵上的犁尖在工作中磨損較為嚴重;主犁梁和油缸缸體的連接部分(即油缸底座)突然發生了斷裂,造成整個犁體無法正常工作。An under estimation of the hearing effects by the low frequency noise could be happened. that is to say, even if the a - weight sound level is small, the low frequency noise may annoy to listener by the different ways from the high frequency noise. so it is necessary to understand psychoacoustics in order to make noise quality evaluations that match the subjective experience of the purchaser
同時應用主觀評價方法?成對比較法( paircomparisonstatisticalevaluationmethods )對不同家用空調器噪聲進行主觀評價試驗,並與客觀評價結果進行了對比,結果表明:人主觀響應(煩躁程度)與各心理聲學評價指標之間均具有很高的相關性,相關系數一般均大於0 . 9 ,而與a計權聲壓級之間的相關系數只有0 . 78 。The research shows that : 1 ) the ductility of the hsc bending members constructed is much greater than 5 ; 2 ) increasing the vertical links and distribution steel can increase the deflection under ultimate moment ; 3 ) with appropriate compressive bars, vertical links and distribution steel the increase of moment after yield and the decrease of moment under ultimate moment can be ignored, so the ductility of the hsc bending member is much larger ; 3 ) the width / depth ratio of hsc bending member has no obvious effect on the ultimate compressive strain of concrete ; 4 ) the method used here to calculate the deflection is applicable ; 5 ) the location of crack coincides with the location of vertical links and distribution steel ; 6 ) the bending property of the hsc structure under the blast load can meet the demand of protective engineering
研究表明:本文研究的梁、板構件的延性比遠大於5 ;增加箍筋(鉤筋、分佈筋)含量,可以提高壓區混凝土剝落時的撓度;在適當的受壓筋、箍筋(鉤筋、分佈筋)含量下,可以忽略壓區混凝土剝落瞬間的承載力下降,從而大大提高構件的延性;受彎構件的寬高比對壓區混凝土極限應變的影響不明顯;受彎構件的裂縫間距受箍筋(鉤筋、分佈筋)的布置影響;文中所用的承載力和變形計算方法是可行的。化爆試驗表明,高強混凝土構件的動載抗彎性能能夠滿足防護結構的要求。Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical
通過對攝像機、數據採集系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電弧的發展過程的試驗結果進行理論分析得出:弧根周圍空氣的熱電離導致了電弧的發展,靜電場力對電弧的發展起到了加速作用,電擊穿僅發生在閃絡最終的跳躍階段;通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電弧長度及電弧半徑等參數,得到了不同階段電弧(電弧起弧階段、電弧發展階段及完全閃絡)的發展速度、臨界電弧長度均隨覆冰水電導率的增加而減小。The problems of insulation resistance between the electrodes is too lower when the filament is on and the ability of bearing high voltage is too lower are rather outstanding and general during designing and manufacturing the tube with pyrolytic graphite grids in xuguang corporation. the technological experiments and the academic discussing which this article did to aim at these problems possess values of using for reference by other type tubes
其中,熱態時極間絕緣低和耐高壓能力差的問題是旭光公司在研製和生產熱解石墨柵極發射管中遇到的比較突出的共性問題,課題針對這些問題所做的工藝試驗和理論探討對其它管型具有借鑒和參考價值。It can acquire the voltage on the test appliance and current in the circuit. and it can see these electrical signals as its input and calculates based on the data and gives the parameters and waveform that user needed. the parameters we can get through calculation include power factor, joule ' s integral, available value, maximal value, minimum value, time constant etc. recently, there are many scholar is studying the algorithm that calculate the parameter using test data, but many of them adopt the heuristic method, not using the test data directly
本課題研製一套電器試驗參數高速採集系統,能夠檢測試驗迴路中試品上的電壓信號和迴路中的電流信號,並根據這些電信號的數值利用計算機進行在線計算,並給出用戶需要的各種電參數值和用戶需要的波形圖,通過計算得到的電器參數有功率因數、焦耳積分、有效值、最大最小值、時間常數等。The sample with low emitter efficiency has completed as the method of above. this lead to the greatly decrease of the reverse recovery time and the low reverse leakage and forward voltage, especially the excellent temperature character of the leakage. the test date shows that the samples reach the first class of international level
本論文作者通過模擬測試,驗證了課題研究的理論設想,並設計製作了具有低陽極發射效率結構的高壓功率frd ,利用局域鉑摻雜和電子輻照相結合的壽命控制方式,實現器件反向恢復時間的極大減小,並且反向漏電流、軟度因子、正向壓降等關鍵參數也較理想,且具有極佳的漏電溫度特性,達到器件綜合性能的優良折衷,達到國際先進水平。By considering the effect of different binders, basicity, reduction temperature and time on the compression strength and dezinc degree after reducing, find out the best scheme a1b3c3d3 and get the metallic pellets with higher compression strength and dezinc degree
通過研究不同粘結劑、堿度、還原溫度和還原時間對熟球抗壓強度、脫鋅率的影響,找出最佳試驗方案為a1b3c3d3 ,得到脫鋅率和抗壓強度較高的金屬化球團。" determination of the bond behaviour between reinforcing steel and autoclaved aerated concrete by the " beam test " - part 1 : short term test "
用射束試驗法測定鋼筋和高壓蒸汽加氣水泥間的粘結情況.第1部分:短時試驗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。The existence of air gaps will inevitably distort strongly electrical field distribution and cause to a significant voltage drop across the gap, which causes severely non - uniform electrical field near the icicle top
運行和試驗研究表明,絕緣子串在運行電壓或試驗電壓下覆冰時其高壓端總是存在空氣間隙。Author suggests that increasing number of measurement taps and prolonging sampling time and enhancing sampling frequency will decrease signals aliasing and leakiness
並提出在進行壓力脈動試驗時,應增加測點、延長采樣時間、提高采樣頻率以避免信號遺漏和信號混疊等現象的發生。To control deformation of a deep soft rock tunnel, an engineering experiment of unloading blast in high stressed soft rock was carried out at xieqiao coal mine, huainan mining group corp, which improves fully the stress state of surrounding rock mass and controls effectively the amount of rock deformation and its stable time
摘要為控制深部軟巖巷道的變形,利用爆破卻壓技術,對淮南礦業集團謝橋礦高應力軟巖巷道進行了爆破卸壓工程試驗,充分改變圍巖應力狀態,使巷道的變形量及穩定時間得到了很好的控制。In this paper i was in virtue of the fluent software, set up the geometrical model of jin ’ ao mansion and adjacent buildings, used non - equilibrium wall functions to deal with the problem which come from the near wall, used realizable k - turbulent model to simulate the steady flow around 3d high - rise buildings, we can get the distribution of mean wind pressure coefficient of the surface of jin ’ ao mansion and five aerodynamics components. they were compared with the data from the wind tunnel test, we found out the distance between the result of the wind tunnel test and numerical simulation in the acceptable range
本文以fluent軟體為平臺,建立金奧大廈及其周邊建築的計算幾何模型,近壁區採用非平衡壁面函數法處理,運用基於雷諾時均的realizablek -湍流模型進行高層建築三維定常風場數值模擬,獲得金奧大廈表面時均風壓系數分佈及基底五分量氣動力,並和風洞測壓試驗的結果及風壓系數積分計算的基底五分量氣動力相比較,發現兩者之間的差異在可接受的范圍之內。By close study on the average temperature rise, temperature distribution, and tune constant of the class f resin dry type power transformer ' s high voltage and low voltage winding under self - cooling and wind - cooling mode, we find out the connection between the variation of the load and the items, mentioned above. the results of the experiments can be reference to both thermal design optimization of dry type power transformer and the revision of current standards. meanwhile, we develop the software, which can predict the overload ability of the dry type power transformer
本文對f級樹脂澆注式乾式變壓器的高、低線圈的平均溫升,內部溫度分佈和時間常數在自冷和風冷,兩種冷卻方式下隨負載變化的規律進行了研究,得出了平均溫升、熱點溫升和時間常數隨負載變化的相互關系和有關計算用參數和公式,試驗結果可作為改進乾式電力變壓器的熱設計的依據和對現行標準進行修改的參考。Through abnormally testing the foundation soft clay from a high - way in sichuan province, the paper researches the reason that volumetric strain, deformation and lateral force coefficient of saturated clay change with changing of degree of consolidation and time
本文通過對四川某高速公路地基軟土的室內特性非常規試驗,深入探討了飽和粘土的體變、形變、側壓力系數隨固結程度,隨時間的變化機理。By using ncep / ncar reanalysis data of monthly mean geopotential height of 500hpa, monthly mslp, monthly mean surface temperature and monthly mean temperature in heilongjiang province, temperature variability of different time scale, simultaneous & previous general circulation is studied with method of diagnostic analyzing of extreme cold or warm in heilongjiang province, and predictive relationship has been developed by using method of screening regression and ssa - mem as well
本文採用ncep ncar再分析500hpa高度、海平面氣壓、地面溫度資料和黑龍江月平均溫度資料,利用診斷分析方法研究了黑龍江月平均溫度的不同時間尺度變率,異常暖、冷的同期和前期環流特徵,並進行了逐步回歸和ssa - mem方法預報試驗。( 4 ) the neat cement paste fluidity of copolymer would augment and the cohesiveness of cement would increase along with augmentation of pea dosage, but if the dosage was too big, the dosage of aa would be reduced, so it would reduce the carboxylic content of copolymer, and performance of water reduce would weaken, the dosage of pea23 can not more than 25 %. ( 5 ) the effect of water reduce would increase if the copolymer time increase
而與x40 ;比較,減水率、凝結時間、保坍性、抗壓強度比等綜合性能還有一定的差距,有待進一步的改進和研究。從合成pc23一6的工業性分析: pea23的酷化和pc23一6的共聚的放大試驗看,其混凝土試驗結果較為理想,且其合成工藝流程較為簡單,具備高分子的合成條件:而從經濟性分析, 30 % pc23一6水溶液的原料成本低於fdn ,其性能具有較大的優勢,具有廣闊的工業化的前景。The results verify that the chen ' s theory above still comes into existence in 1990s. secondly, by performing eight experiments with a high resolution barotropic model, which is integrated for 36 hours, the interaction between a mesoscale vortex and a typhoon vortex is investigated
其次,用一個高解析度的正壓模式,實施8組時間積分為36h的試驗,分析中尺度渦旋和臺風渦旋的相互作用及其對臺風強度變化的影響,討論了初始中尺度渦旋空間尺度大小與臺風強度變化之間的聯系。Based on the in - situ test of subgrade over soft soil reinforced by vacuum combined with fill preloading, the soil settlement property, controlling effect of post - construction settlement and preloading time that satisfy the settlement standards are analysed
摘要根據某真空聯合堆載預壓法加固深厚層軟土的試驗成果,分析了地基沉降規律、控制軟土地基路基工后沉降的效果,以及滿足高速鐵路路基工后沉降標準要求的預壓時間。分享友人