電源內阻 的英文怎麼說

中文拼音 [diànyuánnèizǔ]
電源內阻 英文
internal resistance of power source
  • 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...
  • 源 : 名詞1. （水流起頭的地方） source （of a river）; fountainhead 2. （來源） source; cause 3. （姓氏） a surname
  • 內 : 名詞1. （內部; 里頭; 里邊） inner; inside; within 2. （妻子或妻子的親屬） one's wife or her relatives 3. （姓氏） a surname
  • 阻 : 動詞（阻擋; 阻礙） block; hinder; impede; obstruct
  • 電源 : source; current source; electric source; power pack; power supply; power source; source of power ...
  1. Traveling cranes, drying furnaces, transformer wiring facilities, transformer automatic inspection machines, pressure meters, insulation resistance meters, ac dc stabilized power sources, memory high coder brightness meters, light meters, film thickness meters, noise meters, hand thermometers

    起重機，乾燥爐，變壓器卷線設備，變壓器自動檢查機，耐壓計，絕緣電阻計，交流直流穩定性電源，內存快速編碼器亮度計，光度計，膜厚計，噪音計，手指尖溫度計
  2. Its voltage, short circuit and resistance have not linear relation. and the temperature also affects its short circuit, when the temperature is higher, the short circuit is lower. when the battery is short joined directly, there is lots of heat in the battery to make the temperature be higher

    堿錳電池是一種化學電源，其復雜的電化學性質使得其供電電壓、電流和內阻呈非線性關系，故而其短路電流值並不滿足歐姆定律，不僅和堿錳電池的開路電壓、內阻有關系，還和電池溫度有關系。
  3. Section four plugs, the outer covering plastic completely uses anti - burns the abs material quality, the standard gb code three plugs ; 0. 75squares line diameter 3 meters power lines dispositions, the entirecopper tape interior connection, ceases the traditional way whichformerly welded to cause, switch sideinstallment, convenient customer use ; the multi - purpose plug holedesign, may meet inserts the world 32 countries standard plugs

    一款四位插座，外殼塑料全部採用阻燃abs材質，標準國標三眼插頭； 0 . 75平方線徑3米電源線配置，全銅帶內部連接，杜絕以往焊接的傳統方式導致虛焊或脫焊；船型開關側面安裝，方便客戶使用；萬能插座孔設計，可接插世界32個國家標準插頭。
  4. According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system

    針對研製任務的要求，課題期間研製了下位機系統硬體和軟體，開發了上位機監控軟體，其中所作的具體工作包括：測量原理的研究和在系統中的實現，在本次設計中用三種方法來進行水位測量，分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法；主控晶元的選擇，我們選用了高集成度的混合信號系統級晶元c8051f021 ；實現了信號的採集和處理，包括信號的轉換和在單片機內的運算；高集成度16位模數轉換晶元ad7705在系統中的應用，我們完成了它與單片機的介面設計及程序編制任務；精確時鐘晶元ds1302在系統中的應用，在此，我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬，該晶元的應用給整臺儀器提供了時間基準，方便了儀器的使用；另外，針對研製任務的要求，還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測，該部分的實現是通過採用ad421晶元來完成的，本設計中完成了ad421與單片機的spi介面任務，協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系，並完成了程序設計；與上位機的通信介面設計，該部分通過兩種方法實現： rs232通信方式和rs485通信方式；系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。
  5. In this paper according to the design scheme of yao heba power station in nan yahe river, the mathematical model with longer and complicated conduit system, elastic water hammer and pid regulating low of voter turbine adjusting system in the case of the small fluctuation has being built, which include conduit system, surge tank, draft tube, water turbine, generator and governor. the hydraulic losses are taken into account, and nonlinearization in water turbine and the governor is also taken into account

    本文根據南椏河姚河壩水電站的設計方案，對水輪機調節系統，按長引水管道復雜引水系統、彈性水擊、調速器為pid調節規律，在小波動情況下，對包括引水道、調壓井、尾水管、水輪機、發電機、調速器在內的水輪機調節系統建立數學模型，並計及引水管道水力摩阻損失，對水輪機、調速器考慮了其中的非線性，利用功能強大的matlab軟體編制了源程序進行計算機模擬計算。
  6. By constructing the necessary condition and sufficient condition for feedback to exist in a circuit, can derive the methods of short circuit or open circuit for the load or the signal source resistance respectively of the feedback network, to analyze the configurations of the negative feedback circuits

    通過構建電路存在反饋的必要條件和充要條件，可引出令反饋電路的負載和信號源內阻分別短路或開路的方法，用於分析負反饋電路的組態。
  7. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究，分析了這些技術的工作原理和優缺點，在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中，電流鏡負載並不是採用傳統的標準共源共柵結構，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計，採用了帶電流鏡負載的差分放大器設計了一個基準電流源，給運放提供穩定的偏置電流和偏置電壓，保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  8. Ni - cd cylindrical cell has the properties of small internal resistance, long service life, resistant to over charge and discharge, low self discharge, wide operation temperature range ( - 20 + 40 ) and high reliability. they are suitable for high rate discharge and widely used in the fields of electrical tools, railway trains, lighting, fire prevention and military

    鎘鎳圓柱密封堿性蓄電池具有內阻小，使用壽命長，耐過充過放電，自放電小，使用溫度范圍寬（ - 20 + 40 ） 、可靠性高等特點，適用高倍率（大功率）放電使用，廣泛應用於電動工具、列尾電源、照明、消防、儀器儀表以及軍事領域。
  9. Developing the intelligent instrument of measuring internal resistance of dc power supply with constant voltage

    智能直流穩壓電源內阻測量裝置的研製
  10. Based the basic principle of the accumulation of induced electric charges across the resistivity discontinuities and the induction current channeling inside the conductive bodies inspirited by the mt field, we set up the relation between the measured field on the earth surface and the distribution of the induced source underground by means of the defining the electric charge occurrence probability function and the electric dipole occurrence probability function and the spacial distributing of the " correlation probability ". the " image " of the field sources underground, or the distributing graphy of the induced electric charges and the induced current in the mesuring area can be drawed, from which we can get the outline of the geological anomaly on the meaning of the probability

    大地電磁場概率成像方法是一種新的地球物理成像反演方法，它是根據在大電磁波場的激勵下，地下介質電阻率間斷處產生感應電荷積累和導體內部產生感應電流，從而產生感應電磁場的原理，相應地定義了感應電荷發生概率函數和感應電偶極子發生概率函數，通過「相關概率」發生的大小的空間分佈，建立了地表觀測場與地下場源空間分佈的內在聯系。地下場源分佈概率的「像」 ，即測區的感應電荷和感應電流的概率的分布圖像，就是測區內地質體在概率意義下地質異常體的分佈輪廓。
  11. Cd1 - xznxte single crystal with good crystallinity has been grown by the descending ampoule with rotation method - before this, high - purity cd1 - xznxte polycrystal materials have been synthesized from 6n gd zn te in the same ampoule. on the basis of this, we deeply explore method of detector fabrication. and we also studied the level and density of traps in detector. gold, indium and c have been deposited as electrodes on polished and chemically etched surfaces of samples with the sizes from 5 5 1 to 10 10 1. 5mm to compare different contact technologies. the behavior of detector ' s leakage current with temperature and leakage current with time were studied as well as th current - voltage characteristics to deduce the level and density of trap in detectors

    我們利用熔體溫度振蕩法在石英安瓿中將6n的單質cd 、 zn 、 te合成多晶原料，用坩鍋旋轉下降法在同一安瓿中生長出尺寸為20 40mm的cd _ （ 1 - x ） zn _ xte晶體。在此基礎上對碲鋅鎘探測器的工藝進行了較深入的研究，製作了厚1 ? 1 . 5mm的探測器，測試了c 、 in 、 au等不同金屬的電極接觸性能，並在國內首次通過測試器件的i ? v 、 i ? t曲線、弛豫特性和電容特性對電阻率、陷阱能級、陷阱濃度進行了分析，同時測得的~ （ 241 ） am源的能譜。
  12. We confer naf treatment may inhibit the recovery of chlorophyll ' s capacity of electronic transportation and effect the change of the influorescence of membrance proteins under the lowlight

    表明naf處理不但對弱光放置樣品的葉綠素傳遞電子能力有阻礙作用，還影響弱光修復中葉片類囊體膜蛋白內源熒光的變化。
  13. Analysis of the output resistance of stabilized power supply in series

    串聯型直流穩壓電源輸出內阻的分析
  14. Combine the domestic and international temperature sensing resistor fast - developing industry state and in tending towards the fierce domestic market environment of competition, gather together crisis, opportunity, inside advantage, inferior strength that the electron faces in the abundant investigation and research, it is rare for china to gather together the electronic outside opportunity, the strength of technical backstopping is rich, it is superior to develop the equipment ; but face the updating and upgrading of a product, the horizontal competition is fierce, the challenge of a large amount of outflow of manpower resources

    結合國內外熱敏電阻器快速發展的產業狀況及處于趨于競爭激烈國內市場環境，充分調研了中匯電子面臨的危機、機遇以及內部優勢、劣勢，認為：中匯電子外部機遇難得，技術依託力量雄厚，開發設備精良；但面臨產品升級換代，同業競爭激烈，人力資源大量外流的挑戰。
  15. 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。
  16. 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。
  17. In the last few years, the polution and harm of harmonic hi the power system is becoming more and more serious. the lc passive filter that is used widely ca n ' t satisfy the new demands of harmonic filter. the combined system of shunt lc passive filter and active power filter are put forward, and this paper focus on the following four aspects. 1

    近年來，電力系統諧波的污染和危害日趨嚴重，而國內普遍使用的lc無源濾波器逐漸不能適應濾波的新要求，本文提出了與可變參數lc濾波器混合使用的並聯型有源電力濾波器系統，並著重研究了以下幾個主要問題： 1 、 lc無源濾波器（主要是高通濾波器）參數調節對阻抗特性和無功補償的影響。
  18. Cl. 27. 5note 2 the resistance of the supply cord is not inculded in the measurement

    所以，無論什麼類型連接的電源線的阻值是不包含在內的！
  19. The dc input voltage to the converters is assumed to have zero internal impedance

    我們假設換流器的直流輸入電源的內阻為零。
  20. It could be a battery source ; however, in most case, the input is a diode rectified ac line voltage with a large filter capacitance, to provide a low internal impedance and low - ripple dc voltage source

    該直流電壓源可能是一個電池，然而在大多數的情形是一個經二極體整流的交流電壓再加上一個大的濾波電容，用以提供一個低內阻、低脈動的直流電壓。
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