電阻穩定法 的英文怎麼說

中文拼音 [diànzǔwěndìngfǎ]
電阻穩定法 英文
resistance stabilization
  • 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...
  • 阻 : 動詞（阻擋; 阻礙） block; hinder; impede; obstruct
  • 穩 : 形容詞1 （穩定; 穩當） steady; stable; firm 2 （穩重） steady; staid; sedate 3 （穩妥） sure; rel...
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 法 : Ⅰ名詞1 （由國家制定或認可的行為規則的總稱） law 2 （方法; 方式） way; method; mode; means 3 （標...
  • 電阻 : （物質阻礙電流通過的性質） resistance; electric resistance （電路中兩點間在一定壓力下決定電流強度...
  • 穩定 : 1 （使穩定） stabilize; steady 2 （穩固安定） stable; steady 3 （物質的性能不易改變的作用） stabi...
  1. It is inadvisable, therefore, to rely on the stability of high value resistors for the performance of a system

    因此，讓系統的性能依賴于高阻值電阻的穩定性的做法是不可取的。
  2. We used occam ' s inversion method to inversion the 1 - d and 2d geo - electric model and have briefly discussed the approach and procedure. trial calculations of the theoretical show that the inversion converges stably and quickly but do n ' t depend on the original model

    首先用occam方法對一維和二維地電模型反演做了研究，結果表明occam方法在電阻率成像中收斂迅速，迭代穩定。
  3. Finally, the method of estimating power customer emission level based on binary linear regression is put forward, which make it a condition that harmonic emission is steady at the point of common coupling. combined with power system thevenin equivalent and customer norton equivalent, according to the principle of least squares method, the voltage that a customer ' s harmonic current begets at the point of common coupling can be estimated in the light of the plural correlation of network parameters

    最後，提出了基於二元線性回歸的用戶諧波發射水平估計方法，該方法在假設公共聯接點諧波發射穩定的情況下，結合系統側戴維南等值與用戶側諾頓等值的電路圖，按照最小二乘法原理，利用電網各參數的復數關系推導關于系統側諧波阻抗的二元線性回歸方程，並根據諧波阻抗的估計值求取用戶諧波電流在公共聯四川大學碩士學位論文（ 2003 ）接點產生的電壓降。
  4. Because the former test results were stable and accurate, it was the nation ' s standard method and arbitration basis. the latter was convenient and fast, and therefore, it was commonly applied when the moisture content of the textile was determined in the department for purchasing the cotton fiber and the cotton - tested laboratory of the textile enterprise

    其中，烘箱法因測試結果穩定、準確，是國家標準方法和仲裁依據；直流電阻測濕法方便快捷，在棉纖維收購部門和紡織企業棉檢室採用的棉花水分含量測定中得到了較普及的應用。
  5. Firstly, the temperature varies in a large range in the place where the gap sensor works, so this paper analyzes the temperature drift of gap sensor, and finds out that the main reasons which result in temperature drift are the resistance of detecting coil and demodulating circuit parameters. to resolve this problem, a practical design of detecting coil is given, and a compensative measure considering the detecting coil and demodulation circuit is proposed to improve the temperature stability of gap sensor

    首先，針對間隙傳感器工作環境溫度變化較大的情況，本文對間隙傳感器溫度漂移現象進行了分析，認為檢測線圈電阻和檢波電路參數變化是造成傳感器溫漂的主要原因，建立了檢測線圈的數學模型，提出了檢測線圈和檢波電路綜合補償方法，解決了間隙傳感器的輸出信號溫度穩定性的問題。
  6. According to the gene sequence and secondary structure of hcv ns5b, we design the sirnas targeting ns5b gene following with the requirement for sirnas design from tuschl et. al and synthesize it from dharmacon company ; hepg2 cell stably expressing ns5b - egfp protein was trasfected by synthesized sirnas with electroportion, the non - transfected cell and non - specific sirnas transfected cell are c onsidered as control group ; inhibitory effect of sirnas was investigated by fluorescence microscope with dapi dyeing and by semi - quantitative rt - pcr

    然後根據dsrna設計原則，結合nssb基因的序列特徵，藉助生物信息學軟體設計了針對nssb基因的sirnas ，並交由公司化學合成；電穿孔法轉染上述穩定轉染的細胞克隆，同時分別以非特異的sirnas轉染組和空白轉染組為對照， dapi染色后通過熒光顯微鏡和內標化rtpcr檢測，初步證實了化學合成的sirnas可以特異阻斷nssb基因的表達。
  7. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向，本論文重點做了以下幾個方面的工作，目的在於提高dtc系統的綜合性能： （ 1 ）提出一種新型的速度磁鏈觀測器，新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度，並且根據popov超穩定性理論推導出轉速的新型自適應收斂律； （ 2 ）改善系統的低速運行性能，主要從提高低速時對定子磁鏈的估計精度入手，提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數； （ 3 ）採用數字信號處理器dsp實現系統全數字化硬體控制，結合ti公司生產的tms320lf2407晶元，設計了直接轉矩控制系統的實驗裝置； （ 4 ）提出了基於sercos總線網路化分散式的直接轉矩控制系統， sercos （ serialrealtimecommunicationsystem ）是目前最適合同步和協調控制的串列實時通信協議； （ 5 ）基本勾勒出整個控制系統的硬體和軟體設計基本框架，詳細描述一些實驗中的具體的細節問題。
  8. By means of resistance and capacitance coupled negative feedback method to control the plasma discharge development process and prevent the transition from glow discharge to spark discharge in a pin - to - plate static air plasma generator, a stable alternative current atmospheric glow discharge is produced successfully

    在靜態大氣壓空氣針板等離子體發生器中，採用阻容耦合負反饋方法控制等離子體放電發展過程，成功地抑制了輝光放電向火花放電的過渡，產生了穩定的交流輝光放電。
  9. Specific issues examined are : compensation for the variation of the stator resistance, the offset error of the dc bus voltage, the voltage error generated by the forward voltage drop the dead time of the switches, improvement of the steady state performance, and the speed sensorless control for the pmsm dtc drive system are of major concern in this thesis

    定子電阻變化，直流母線電壓漂移，開關器件反向相電壓降、逆變器死區時間引起的電壓誤差的補償，提高系統穩態運行性能以及永磁同步電機直接轉矩控制的無速度傳感器運行方案等問題都是本文研究的重點。轉矩的快速響應是直接轉矩控制演算法的一個卓越的性能。
  10. But the former consumed energy and cost time and unfavorable for the quick - test situation. the stability, accuracy and interchangeability of the former were worse, and therefore, its use was limited

    但烘箱法耗能費時，不利於需要快速測試的場合；直流電阻測濕法的穩定性、準確性和通用性較差，應用場合十分有限。
  11. On - line monitoring of hvcb is the precondition of predicting maintenance, is the key element of reliable run, and is the important supplement to the traditional off - line preventive maintenance in fact, the faults are made by hvcb, no matter in number or in times, is over 60 % of total faults so it has determinative importance for improving the reliability of power supply and this can greatly decrease the capital waste used by - dating overhaul in this paper, the inspecting way of hvcb mechanism characteristic is discussed the concept of sub - circuit protector is presented, the scheme that we offered has been combined with sub - circuit integrality monitoring theory, to ensure that it has the two functions as a whole according the shut - off times at rated short circuit given by hvcb manufacturer, the electricity longevity loss can be calculated in each operation, and the remained longevity can be forecast too an indirect way for calculating main touch ' s temperature by using breaker shell temperature, air circumference temperature and breaker ' s heat resistance is improved in this paper, and main touch resistance can be calculated if providing the load current msp430, a new single chip microcomputer made by ti company, is engaged to develop the hardware system of the on - line monitoring device, and special problem brought by the lower supply voltage range of this chip is considered fully

    高壓斷路器所造成的事故無論是在次數，還是在事故所造成的停電時間上都占據總量60以上。因此，及時了解斷路器的工作狀態對提高供電可靠性有決定性意義；並可以大大減少盲目定期檢修帶來的資金浪費。本文論述了斷路器機械特性參數監測方法；提出了二次迴路保護器的概念，並將跳、合閘線圈完整性監視和二次迴路保護結合起來，給出具有完整性監視功能的二次迴路保護器實現方案；根據斷路器生產廠家提供的斷路器額定短路電流分斷次數，計算每次分閘對應的觸頭電壽命損耗，預測觸頭電壽命；提出根據斷路器殼體溫度和斷路器周圍空氣溫度結合斷路器熱阻來計算斷路器主觸頭穩態溫升的方法，並根據此時的負荷電流間接計算主觸頭迴路的電阻；在硬體電路設計上，採用美國ti公司最新推出的一種功能強大的單片機msp430 ，並充分考慮該晶元的適用電壓范圍給設計帶來的特殊問題；在通信模塊的設計中，解決了不同工作電壓晶元之間的介面問題，並給出了直接聯接的接線方案。
  12. The set of these eigenvalues can be regarded as the eigenvalues of primary system approximately. this method not only can control the scale of the block - decoupling subsystems, but also achieves the reduced - order eigenvalue calculation for multi - machine power system. so this method can avoid the dimension disaster in the qr and calculate all the eigenvalues of large power system with the effect of damping windings considered

    這一方法可以控制分塊解耦子系統的規模，實現多機系統特徵值的降階計算，避免特徵值qr演算法的「維數災難」 ，同時為採用計及發電機阻尼繞組作用的詳細模型計算大型電力系統的全部特徵值、提高電力系統小擾動穩定分析的準確性提供了一種方法。
  13. Compared with green light - emitting device, blue oled has many problems such as brightness, efficiency, stability, and color saturation, in this study we investgaited the blue oleds systemically : 1 ) double heterosturcture oled was charaterized. due to the introducing of electron transport layer alq3 and hole - blocking layer balq3, the energy matching was more reasonable and the carrier injecting was more effective in the double - layer device. the maximum efficiency and luminance of this device attained to 1. 90 lm / w and 10, 000 cd / m2, respectively

    其次，由於一直以來藍光oled器件的研究處于相對落後的狀態，其發光亮度、效率、穩定性和色純度都無法綠光器件相比，所以本論文在以下幾個方面對藍光器件的性能進行了系統的研究: 1 ）研究了雙異質型藍光oled器件，由於本研究引入了空穴阻擋層，使得載流子的復合和激子的擴散被限定在發光層內，器件的發光效率達到了1 . 90lm / w ，最大亮度達到了10000cd / m2 ，比傳統結構器件的效率和亮度提高了約一個數量級; 2 ）制備了結構為ito / npb / balq3 / alq3 / mg : ag的oled器件，研究發現，當改變各有機層厚度時，器件的電致發光光譜發生了從綠光到藍光的移動。
  14. At the same time, a novel stator and rotor resistance identification method under steady state is presented in this paper

    此外，針對對稱穩態運行情況，本文提出了一種異步電動機定、轉子電阻辨識方法。
  15. Base on the double membrane theory, the model of the transport of nh3 - n in membrane is established, and the parameters of the model

    利用im6電化學工作站建立了用來研究支撐液膜穩定性的液膜動態阻抗實時監測法。
  16. Comparison analysis between voltage changes in v -, p - space and common curves, the criterion of impedance modul is made. and it is a good supplement to the space analysis method. they are the three spaces of the ternary analysis method

    將電壓運行狀態在v -和p -空間上的變化同電壓穩定常用的p - v曲線和阻抗模判據進行了比較分析，是對p - v空間分析方法的有益補充，共同組成三元分析方法的三個分析空間。
  17. In this thesis, a single disk rotor supported by two rolling bearings is used for studies, and a new method of reducing the vibration is proposed. the main works of this thesis are as follows : based on the comparison of various control methods for vibration suppression, a kind of passive electro - magnetic damper is presented. the structure of it is similar to that of the active magnetic bearing

    為了降低轉子的振動，增加系統的穩定性，本文在總結當前國內外學者研究的基礎之上，提出了被動式電磁阻尼器的概念，並確立了本文的研究目標和研究方法：以工程應用為背景，結合轉子動力學理論、電磁學理論以及數據採集技術，以理論輔以實驗的方法，對被動式電磁阻尼器特性進行深入研究。
  18. In view of the seepage hazards existent in the homogeneous soil dam in landong reservoir and on the basis of physical property of the media and geophysical characteristics of the study area, the authors reasonably selected such geophysical techniques as high - density resistivity, ground penetrating radar, transient rayleigh wave and spontaneous polarization to make integrated exploration and find out the seepage path of water sources, thus providing grounds for evaluating stability of the dam body and designing the reinforcement plan

    摘要針對藍洞水庫均質大壩出現散滲等病險，根據區內各介質物理性質及地球物理特徵，合理選擇了高密度電阻率、探地雷達、瞬態瑞雷波和自然電場4種物探方法進行綜合勘查，查明病險的水源來向，為評估壩體的穩定性和加固處理設計提供依據。
  19. Abstract : in view of the seepage hazards existent in the homogeneous soil dam in landong reservoir and on the basis of physical property of the media and geophysical characteristics of the study area, the authors reasonably selected such geophysical techniques as high - density resistivity, ground penetrating radar, transient rayleigh wave and spontaneous polarization to make integrated exploration and find out the seepage path of water sources, thus providing grounds for evaluating stability of the dam body and designing the reinforcement plan

    文摘:針對藍洞水庫均質大壩出現散滲等病險，根據區內各介質物理性質及地球物理特徵，合理選擇了高密度電阻率、探地雷達、瞬態瑞雷波和自然電場4種物探方法進行綜合勘查，查明病險的水源來向，為評估壩體的穩定性和加固處理設計提供依據。
  20. The mechanism of phenol transport through the supported liquid membrane ( slm ) and the factors affecting the permeability coefficient were investigated. the method dynamic impedance monitor was established, and the stability and the loss process of membrane liquid of slm were investigated by this method

    研究探討了苯酚在支撐液膜中的傳質機理，考察了各因素對滲透系數的影響;建立了研究支撐液膜穩定性的動態電阻監測法，並對支撐液膜的膜相液體流失情形進行了研究。
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