電流電壓特性 的英文怎麼說
中文拼音 [diànliúdiànyātèxìng]
電流電壓特性
英文
current voltage characteristic- 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...
- 壓 : 壓構詞成分。
- 特 : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
- 電壓 : voltage; electric tension; electric voltage
- 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
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It looks upon water resistant as load, simulate every instance of locomotive running and check its every parameter automatically, then collect and dispose these data of parameters, calculate the power of simulating running of locomotive, which is based on the current, and voltage of host dynamotor. afterward, it can be judged from the working state of locomotive. through experiment and adjust each parameter, it can provide important warrant to the components of locomotive whether they can work normally and credibly
即以水阻作為負載,模擬機車運行,對機車的主發電動機的電流、電壓和柴油機的轉速等參數進行檢測,並對檢測結果進行處理,計算出模擬機車運行時的功率,並以此為依據,對機車的工作狀念進行判斷,通過水阻試驗,調整有關參數,使機車運行時能發揮所要求的功率和滿足規定的工作特性。A solidstate photosensitive electron device whose current voltage charact eristic is a function of incident radiation
一種固態光敏電子器件,其電流電壓特性是入射光的函數。The main tests and researches are as following : to study the ac flashover characteristic of composite insulator in different icing states by imitating tests in multifunctional artificial climate chamber, and analyze the effect of ice amount and icing water conductivity on flashover voltage, put forward a flashover mechanism by analyzing the icing flashover process. to study the ac flashover characteristic of composite insulator in different altitude and icing states together by imitating tests in multifunctional artificial climate chamber, and mainly analyze the effect of altitude ( air pressure ) and ice amount on flashover voltage, and investigate the flashover mechanism. to investigate the effect of high altitude and icing on the hydrophobicity of composite insulators
本文主要進行了以下試驗研究: 1 )在多功能人工氣候室里模擬不同覆冰程度下合成絕緣子的交流閃絡特性,主要分析覆冰量和覆冰水電導率對閃絡電壓的影響,並對其覆冰閃絡過程進行機理分析; 2 )在多功能人工氣候室里模擬不同海拔高度和覆冰程度綜合作用下合成絕緣子的交流閃絡特性,主要分析海拔高度(即氣壓)和覆冰量對閃絡電壓的影響,並進行閃絡機理分析; 3 )研究高海拔和覆冰對合成絕緣子憎水性的影響。With regard to the special environment of high altitude and ice, this paper mainly studies the effect of altitude ( air pressure ), icing states ( ice amount ) and icing water conductivity on the ac flashover characteristic of composite insulators. furthermore, it analyzes the hydrophobicity of composite insulators in these environments
針對高海拔和覆冰地區特殊的環境,本文重點研究海拔高度(即氣壓) 、覆冰程度及覆冰水電導率等對合成絕緣子交流閃絡特性的影響,並且對合成絕緣子在高海拔和覆冰環境下的表面憎水性變化進行分析。Upon existent theoretical and experimental results and based on a great of laboratory investigations carried out in chongqing university, for the first time this paper studies systematically the insulators dc discharge performance and flashover mechanism of iced insulators in the complex atmospheric environment, which will contribute to the understanding of flashover phenomena observed on ice surface at low air pressure and provide the test and theoretical reference for hv and ehv transmission lines design and safety service
為此,在國內外現有工作的基礎上,通過大量的試驗研究,本文主要研究了復雜環境中絕緣子的直流閃絡特性及閃絡機理。其結果有助於進一步了解低氣壓下覆冰絕緣子的閃絡現象,並可為輸電線路的設計和安全運行提供理論依據。Characteristics of high - pressure welding arcs and the differences between welding arcs under high pressure and normal pressure are analyzed in this paper
摘要對高壓下焊接電弧特性(電弧輻射、傳導、對流)的改變以及焊接電弧的形態變化進行了分析。Instrument transformers - requirements for protective current transformers for transient performance
儀表變壓器.保護電流變壓器瞬時特性要求Procedures for temperature and irradiance corrections to measured i - v characteristics of crystalline silicon photovoltaic devices iec 60891 : 1987 a1 : 1992 ; german version en 60891 : 1994
晶體硅光伏器件實測電流電壓特性的溫度和輻照度修正To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed
利用集成a / d 、 d / a轉換器的新型晶元aduc824 ,實現了電流(電壓)采樣?數據處理?電流控制的閉環控制結構;地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題;控制信號反相的同時進行幅度壓縮,使得輸出調整電壓的解析度提高;根據常規的比例?積分?微分( pid )調節模型,針對陀螺系統的特性,給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法;不同條件下系統穩流性能的對比、分析在論文最後給出,並據此找出了決定該系統穩流精度的關鍵因素,提出了系統的改進意見。Abstract : based on the analysis of the specialty of ca - ni accumulator, this paper proposes a computerized supervise and survey system, which is applied to supervise and survey the capacity, voltage, strong discharge and malfunction status real - time. according the concrete situation workers can dispose conveniently in time, and insure the direct current power supply working reliably
文摘:在分析了鎘鎳電池特性的基礎上提出一種微機監測系統,用以對電池的容量、電壓、強放電及故障狀況進行實時監測,以便運行人員根據具體情況及時處理,保證直流系統可靠地工作。The experiment result shows that the current control system based on analog component has many strong points, such as simple structure, short stability time, high current stability, good temperature performance, and wide input voltage range etc. long - term instability of single - arm current is less than 1 10 - 3, and subtraction instability of two - arm current is less than 2. 2 10 - 5, which satisfies the request of high precision current control power supply for north - finder based on rlg
實驗結果表明,由模擬器件構成的穩流系統具有結構簡單、瞬間即可穩住電流、電流穩定度高、溫度性能好、輸入電壓范圍寬等特點,單臂電流長期穩定度優於1 10 - 3 ,兩臂電流差值穩定度達到2 . 2 10 - 5 ,基本滿足了激光陀螺尋北儀中穩流電源的要求。Current voltage isolated conversion module is a kind of miniaturization insert type construction conversion module, between its supply power input signal and output signal are isolated each other, its input ac voltage or ac current can be transformed into ma or v standard signal output. it has accuracy high, linearity good, debug simple, work stable and reliable and so on features, apply to electricity parameter display, record and monitor of the dcs system fields
電流電壓隔離轉換模塊是一種小型化插裝式結構的轉換模塊,其具有工作電源輸入信號輸出信號三者相互隔離,能將輸入的交流電壓或交流電流轉換成420 ma或15 v標準信號輸出,具有精度高,線性好,調試簡單工作穩定可靠等特點,適用於電量參數的顯示記錄dcs系統的監控等場合。The contribution of the paper can conclude as following : according to the laboratory investigations carried out on the ac flashover performance of two types of porcelain insulators and four types of composite insulators at the atmospheric environment of low pressure at a high altitude with pollution and icing, the relations between the minimum ac flashover voltage and the ice amount, the atmospheric pressure as well as the contamination level are obtained
本文研究的主要工作和結論如下:根據不同絕緣子在人工氣候室內模擬海拔3500m以上低氣壓下覆冰和污穢共存環境中的交流閃絡特性的試驗研究結果,得出了最低閃絡電壓與覆冰量、海拔(低氣壓)和污穢度等因素之間的規律。Hfets ( doped channel ) : concept ; i - v model including velocity saturation ; gate 2 characteristics ; output conductance ; applications of strained layers
基本概念,電流-電壓模型,其中包括速度飽和,閘極特性,輸出電導,應變層的應用。Overhead electrical lines exceeding ac 45 kv - part 2 : index of national normative aspects ; german version en 50341 - 2 : 2001
交流電壓超過45kv的架空電線.第2部分:國家標準特性索We adopted excitating voltage that its frequency is 0. 5hz to replace dc excitating voltage when measured the dc magnetization characteristic
對于直流磁化特性的測量,本文採用了用0 . 5hz的激磁電壓宋代替直流電壓進行測量從而使測量方法更加簡單。Based on a great of laboratory investigation carried out on the ac flashover performance of several types of insulators in the multi - function artificial climate chamber of chongqing university, this paper studies systematically the ac flashover performance of several type of insulators and puts forward a flashover voltage correction method for the atmospheric environment at altitude of 3500 m above, and discusses the flashover process and mechanism of the iced insulator
本文在國內外現有研究成果的基礎上,通過大量的人工氣候室模擬試驗研究和理論分析,對海拔3500m以上地區覆冰和污穢絕緣子的交流閃絡特性及閃絡電壓的校正方法進行了系統研究,並對覆冰合成絕緣子的閃絡過程和機理進行了初步探討。Carrier aggregation on the interface between organic layer and electrodes may screen extra electric field and reduce barrier height for carrier injection. ( 3 ) we utilized oxd as buffer layer in anode and lif in cathode in single layer mehppv pleds. and the efficiency and brightness was doubled. the results implied that aggregation of minority carriers at the interface may the role of blocking layer
( 3 )在單層mehppv器件的陽極引入oxd作為電子阻擋修飾層, lif作為陰極修飾層,利用阻擋少數載流子實現界面電荷積累的方法提高了器件發光亮度和效率,分析了器件電流電壓特性,使器件發光效率和亮度提高了一倍以上。Photovaltaic devices. part 1 : measurement of photovaltic current - voltage characteristics
光電設備.第1部分:光電電流電壓特性的測量Photovoltaic devices. part 1 : measurement of photovoltaic current - voltage characteristics
光伏器件第1部分:光伏電流電壓特性的測量分享友人