間隔電流 的英文怎麼說
中文拼音 [jiāngédiànliú]
間隔電流
英文
spacing current- 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...
- 隔 : partitionseparate
- 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...
- 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...
- 間隔 : interval; space; spacing; blanking; blank; region; distance; gap; intermission
- 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
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Zmd catena of self inhale magnetic force pumps adopt structure of electrical engine direct link form, by centernog prop up, the structure is tightly, teardown and maintenance is convenient, adopt high - powered magnetism stuff nd fe boron to make inside and outside magnet. isolationsheath assembled make of import nonmetallic material, avoid magnetism backset ullage of the run - of - mill pumps have drastically
Zmd系列自吸磁力泵採用電機直聯式結構,由中間支架支撐,結構緊湊,拆卸維護方便,採用高性能磁性材料「釹鐵硼」製造內外磁體,隔離套採用進口非金屬材料,徹底消除了一般磁力泵具有的磁渦流損耗,可輸送高濃度,密度大於1 . 84 t mThe exterior and the install sizes all in the light of iso international criterion to design and make, the whole structure adopt after pull pattern of electrical engine direct link my companys patent, by centernog prop up, the structure is tightly, teardown and maintenance is convenient the bound of capability is broad the alnico of passing wrestdistance uses of advanced thulium material permanent magnet nd fe boron to make inside and outside magnet ; uses of the most streampadd nonmetallic material pad f46 inside to be made - up isolationsheath assembled and its provided with high strength dynam capability
,整體結構採用電機直聯的后拉式我公司專利,由中間支架支撐,結構緊湊,拆卸維護方便,性能范圍寬傳遞扭矩的磁鋼選用先進的稀土材料永磁體「釹鐵硼」製造內外磁體,使用最新型非金屬材料內襯f46製成的隔離套組合具有高強度的力學性能,徹底消除了一般磁力泵具有的磁渦流損耗,提高了整機的效率。This can be used to provide readout of totalized flow, calculate service intervals of motors or pumps, etc. the totalizer can also accumulate batch weighing operations
它可以讀出總電流計算馬達或泵的運行間隔等等。累加器也可以累計成批稱重操作。In the experimental system apd transferred laser pulse to weak electrical current. after two - level amplification we got a voltage pulse that had a enough amplitude to be applied, the timing point was discriminated by the constant - fraction timing discriminator circuit. timing circuits transferred the pulse flight time to digital signal accurately
實驗系統採用apd作為光電傳感器,將激光脈沖信號轉變為微弱電流脈沖,經過兩級放大后,信號變為幅度較大的電壓脈沖,經過時點鑒別電路分別確定計時起點和終點后,由計時電路來精確測量兩個時間點之間的時間間隔。A series of multi - pulse experiments are performed at breakdown voltage up to 400kv, peak current up to 30ka with an interval of 5ms, which shows spark gap switch could be obtained good insulation recovery in several milliseconds under the condition of water dielectric pulse power modulator with low load
在擊穿電壓400kv ,峰值電流30ka ,脈寬40ns的工作參數下,採用吹氣的辦法(氣流速度30m / s ) ,使氣體火花開關多脈沖運行間隔達到5ms ,實驗結果與理論估計相符。A novel method for reducing the substrate - rated losses of integrated spiral inductors is presented. the method is that directly forming pn junction isolation in the si substrate to block the eddy currents induced by spiral inductors. the substrate pn junction can be realized in standard silicon technologies without additional processing steps
提出了一種新的方法來減小硅襯底損耗提高集成電感的q值:在硅襯底形成間隔的pn結隔離以阻止渦流減少損耗,這種方法工藝簡單且與常規硅集成電路工藝兼容。On the basis of a lot of experimental data based on the orthogonal test of pulse peak electric current, pulse width and pulse intermission, experimental mathematical models of electric spark forming of several sorts of materials are built up with multiple linear regression analysis
摘要用正交試驗法對電火花加工中的峰值電流、脈沖寬度、脈沖間隔進行設計,在大量實驗數據的基礎上,採用最小二乘法建立實用的多種材料的電火花加工實驗數學模型。There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not
首先引入開關函數概念,建立了正弦脈寬調制( spwm )逆變器供電異步電動機,考慮主磁路飽和時的變頻調速系統整體數學模型,模擬系統的低頻振蕩;其次從逆變器-異步電動機系統能量轉換角度出發,提出通過檢測逆變器輸入電流中負電流的間隔時間是否大於1 / f _ c ( f _ c為逆變器載波頻率)來判定系統是否出現低頻振蕩;最後的實驗結果驗證了系統低頻振蕩建模和判據的實用性和正確性。And pays emphasis on analyzing the system structure and system flow, the core techniques, the channel characteristic and parameters of dvb - t system. the system adopts some core techniques such as cofdm, a lot of tps ( transmission parameter signalling ) insert and guard interval, and so on. so it can withstand high - level ( up to odb ), long delay static and dynamic multipath distortion
論文首先描述了數字電視地面廣播的需求條件,技術難點和目前存在的問題,並重點分析了dvb - t系統結構流程,核心技術及系統通道特性和參數,該系統採用了cofdm (編碼正交頻分多路復用) ,大量導頻信號插入和保護間隔技術等核心技術,使之能抵抗高電平( 0db ) ,長延時的靜態和動態多徑失真,有利於數字和模擬電視的混合傳輸,它的多載波調制模式功能和性能在移動和便攜接收、同頻網等方面具有獨特的優勢。The telemetric monitor measured and logged six physical water quality parameters at short intervals, and then transmitted this data to the epd offices via a phone line the trial revealed a number of problems
河水由站內的水泵抽起流經遙測監測器,每隔一段短時間測量和記錄六項物理水質參數,並透過電話線將數據傳送至環保署總部。When the air is fed to cathode of pemfc, the oxygen concentration decreases along the channel because of reaction, and the oxygen distribution is affected by land of the flow plate. so the oxygen distribution is uneven on cathode side and leads to dropping of cell performance
當pemfc陰極供給空氣時,因氧氣在催化層參與反應被消耗,其濃度沿流道逐漸降低,加之受流道間隔的影響,陰極側氧氣濃度不均勻,這導致電池性能惡化。Purpose of the rectifier transformers is to operate with the ac / dc power converters connected to them, to adapt the power line voltage to the voltage required by the load but can ' t provide galvanic separation between load and power line
整流變壓器的作用是連接到ac / dc電源轉換器上將電源側電壓轉換為負載所需電壓但不提供負載和電源之間的電隔離。Against two kinds of nonlinear friction observers, the analytic expression of zero ve - locity interval t based on the nonlinear model of brushless dc motor system is deduced in this paper. simulation results indicate that the system performance at low velocity can be im - proved effectively using the friction observer based on coulomb friction model
針對兩種不同的非線性摩擦觀測器,推導了基於無刷直流電動機非線性模型的零速度時間間隔腡解析表達式,通過模擬證實,利用基於庫侖摩擦模型的摩擦觀測器可以有效地改善系統的低速控制性能。( 2 ) each state of the total switching period has been studied in detail, in which the voltage of block capacitor and current of leakage inductance of main transformer and keeping time of each state have been discussed, then the condition of zero voltage switching is attained, which gives theory guidance for setting reasonable dead time, finally, the possibility of zero voltage switching is proved by simulation of saber software
( 2 )對不對稱半橋在一個完整的開關周期內各個狀態分析,描述了隔直電容電壓和變壓器漏感電流的變化規律,各個狀態的持,然後得出實現zvs的條件,從而為設置合理的死區時間提供了理論指導,最後用saber軟體進行了模擬,驗證了零電壓開關實現的可能性。According to the test conditions, the double polarity inputting mode is adopted in the circuit of voltage - frequency converting part ; storage batteries are used in the optical emission part of optical fibre isolating and transmitting device, that can guarantee isolation between the main circuit and the testing system ; the 89c51 singlechip is used in the singlechip testing - controlling unit, the peripheral circuits are extended, data are transmitted through the serial port in this part ; the p opular software delphi5. 0 is used in the pc part, the communication between singlechip and pc by serial port, plotting of current wave, regulation of data ; the optical - electrical isolating and triggering are used in the controlling part, this can guarantee the veracity and reliability of breakers triggered, this triggering mode is also used in the triggering of the main closing breaker, the tested breaker and the assistant breaker, the triggering signals are sent out by a singlechip
壓頻轉換部分電路中根據實際情況採用了雙極性輸入方式;光纖隔離傳輸裝置的光發射部分電源採用了蓄電池供電,確保了主迴路與測試迴路的完全隔離;單片機測控部分採用了89c51單片機,擴充了外圍電路,通過串口向pc機傳送數據; pc機與單片機之間的串口通訊、波形繪制、數據管理等都採用了軟體delphi5 . 0編寫。該測試系統中預留了輸出口,可以對合成迴路中的主合閘開關、被試開關、輔助開關進行觸發,信號由單片機發出,控制部分採用了光電耦合隔離觸發的方法。軟體設計主要集中在對電流信號的數據採集、數據處理、數據傳送、人機界面、波形繪制和數據管理,軟體部分又可分為單片機和pc機程序設計兩大部分。B fault detection : detection and indication of inter - phase and earthed phase fault, detection of broken wire, transmission of fault data, fault isolation and service restoration
故障檢測功能:檢測故障發生的時間歷時過程,故障電流電壓的幅值和方向,故障錄波和報文記錄,故障遙測報文上送,與配電主站配合完成故障隔離和事故恢復。An electro - discharge machining control comprising first and second current sources of relatively high and low voltage respectively, first switch means for repeatedly connecting said second source to an output for a first duration for connection to an electrode and second switch means for repeatedly connecting said first source to said output only when said second source is connected to said output and for a constant duration which is shorter than the first duration of the connection of said second source to the output
放電加工控制包括較高和較低電壓的一級和二級電流源,第一個開關意味著用於重復連接第二電源到輸出線,用於第一個持續時間連接一個電極和第二個開關意味著重復連接第一個源到輸出線,只有當第二電源連接到輸出線時,固定時間間隔小於連接第二電源到輸出線的第一個持續時間。The fundamental consideration is to provide electrical isolation ( or insulation ) between adjacent parts that can conduct current - that is, to confine current to the paths through which it was intended to flow
首先要考慮的是相鄰的傳導電流的部分之間所能提供的隔離(或屏蔽)作用,即,限制電流傳輸到它預期流動的路徑上。Respectively proceeding with bromine complexing agent of anode, modified membrane and electrolytic additive of cathode, mainly referring to specific power of battery, ratio of self - discharge and zinc dendrite, this paper has studied the influences of different anode additive and modified membrane on specific energy of battery by means of charge and discharge curves, and the influences of electrolytic additive ( nh4 +, op - 10, tx - 10 and dodecyl trimethyl ammonium bromide ) on zinc dendrite by means of current - time curve and microscopic morphology observation
本文分別從正極溴絡合劑、隔膜改性和負極的電解液添加劑入手,以電池的比能量、自放電率以及鋅枝晶生長情況為主要的性能指標,用電池充放電曲線等方法研究不同正極添加劑和隔膜改性對電池比能量的影響;用電流-時間曲線以及微觀形貌觀察等方法研究電解液添加劑( nh _ 4 ~ + 、 op - 10 、 tx - 10以及十二烷基三甲基溴化銨)對鋅枝晶生長的影響。In this thesis, we would present theory research and its implementation about mpeg - 2 ts stream “ health ” check analyzer. a brief narration about the background of our research and its mean would be put in the beginning. and then we would analyze structure of ts stream and its definition in iso / iec 13818 - 1, data structure of system layer and mechanism of decode would be stressed in this section, later, we would introduce principles and methods of mal - function check in mpeg - 2 ts network, parameters being presented by etsi tr 101 290 would be emphasized in this part
本文將對mpeg - 2ts碼流「健康」檢測儀的理論研究和數字電路設計作出如下介紹:本課題研究的時代背景及研究現狀和意義; mpeg - 2ts碼流的數據結構,在iso / iec13818 - 1中的定義和描述,其系統層的數據結構及解碼機理; mpeg - 2ts碼流在網路中故障檢測的原理和方法, etsitr101290規定檢測參數分類; mpeg - 2ts碼流「健康」檢測儀實現的總體方案,基於fpga的數字邏輯電路實現方案總體模塊劃分,模塊劃分的依據,模塊實現功能;總體方案的具體實現,幾個重要參數如pcr間隔及精度檢測,快速crc檢測等的實現;設計實現的驗證方法,典型參數檢測實現的驗證模型及驗證結果。分享友人