液體電阻 的英文怎麼說
中文拼音 [yètǐdiànzǔ]
液體電阻
英文
liquid resistance-
Electromagnet fluid damping galvanometer
電磁液體阻尼振動子Liquid plasticizers - determination of volume resistivity
液體增塑劑體積電阻率的測定Liquid plasticizers - determination of volume resisti vity
液體增塑劑體積電阻率的測定In the first part of this paper, mn ( iii ) / mn ( ii ) couple in h2so4 was firstly applied as the positive couple to this system, i. e. redox flow cell. its chemical, electrochemical properties, redox kinetics and related parameters were characterized and discussed by rotating disc electrode ( rde ), cyclic voltammetry ( cv ), a. c. impedance ( a. c. imp ), chronoamperometry, tafel curve, and galvanostatic charge / discharge techniques. conclusions have been drawn as follows : 1. the electrochemical kinetics of mn ( iii ) / mn ( ii ) redox couple in 6. 3m h2so4 solution were studied by means of rotating disc electrode ( rde ) technique on platinum electrode
本文第一部分首次成功地將酸性介質中的mn （ iii ） / mn （ ii ）電對應用於氧化還原液流電池這一新型儲能裝置的正極活性材料，通過旋轉圓盤（ rde ） 、循環伏安（ cv ） 、交流阻抗（ a . c . imp ） 、恆電位階躍、 tafel實驗以及mn （ iii ） / mn （ ii ）單電極的恆流充放電實驗，我們得出以下結論： 1 .在旋轉圓盤電極上，不同轉速范圍，不同的極化過電位， mn （ ） / mn （ ）體系氧化還原電極過程的控制步驟不同，電荷傳遞、擴散傳質可分別或聯合成為控制步驟。It was shown that resistance of pore solution ( r ) and resistance of electrochemistry reaction ( ret ) increased with the prolongation of hydration ages but r decreased with the augment of coal stone. can indirectly reflect the hydration degree of cement pastes
研究結果表明，孔溶液電阻隨著水化齡期的延長而增大，但隨著煤矸石摻量的增大而減小；電化學反應電阻隨著水化齡期的延長而增大，且可以間接地反映水泥漿體的水化程度；分形維數值隨著水化齡期的延長而減小，但隨著煤矸石摻量的增大而增大。Besides, scan rate and cycle period also affect the result ; co - deposition of dualistic oxide is a focus of research, as an element in the same group, ir is selected. deposition rate of composition is decreased by the adding of ir composition, and when the proportion of ir exceeded 50 %, composition procession can be ceased. but cooperation of ir and ru oxide can highly increase the specific capacitance of active material ; annealing treatment under a certain temperature can help to change the hydrate ru composition into mixture state ru oxide, accordingly increase the stabilization of active material
研究表明:電解液的配製過程中，氯化釕濃度、溶液ph值、陳化時間、溶液溫度對電鍍效果均有影響，其中溶液ph值是最主要的影響因素;在儀器的使用條件探索中，理論結合實驗確定了本電鍍液體系循環伏安電勢窗的理想范圍，並發現循環伏安掃描速度和掃描周期對電鍍結果也有較大影響;混合氧化物的共沉澱是目前研究熱點，在此選用與釕同一族的銥作為共沉澱元素，銥的加入會阻礙氧化物的沉積速度，銥的比例超過50 %會使沉積作用停止，但是二元氧化物的協同作用使沉積的活性物質比容量大大提高;一定溫度下退火后處理作用會使水合釕化物轉變成混合價態的氧化釕，從而提高活性物質的穩定性。The membrane properties were found to be dependent upon the content of styrene. the membrane physic - chemical properties compare to nafion 117 except that their chemical stability has to be further improved to make them acceptable for practical use in the proton exchange membrane fuel cell. the proton transport through the membrane follows the " liquid - like " proton conductivity mechanism y and the water balance is important for the working condition of the fuel cell
對磺化膜的研究分析表明：膜的性能參數如離子交換容量、吸水率、水合系數、形體穩定性、導電性能、化學與熱穩定性等依賴于膜中苯乙烯含量，且接枝苯乙烯相互間的位阻效應對膜性能影響很大；膜的性能可與nafion膜相比較；質子在膜中的傳導遵循「似液體」質子傳導機理；電滲析與擴散作用使膜保持水平衡。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。In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards
論文第三章針對組成系統的各個模塊進行了機理建模，並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究，主要針對影響系統特性的主要參數變化，動態分析系統的輸出特性，在上下行工況中，分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響；最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。This paper presents an adaptive control for the semi - active suspension using the combination of mr damper and feedback neural networks. analyzing the mr damper, a smart actuator, chapter 3 gives the design of pre - amplifier of current, which provides the external magnetic field. and it discusses the additional nonlinear stiffness resulted from the transition of mr fluid from liquid to semi - solid or solid
在分析新型智能材料用做作動器的磁流變阻尼器特性的基礎上，本文給出阻尼器線圈的前置電流放大電路，並討論了因磁流變液體固液態之間的可逆變化而產生的懸架系附加非線性剛度。The similarities and differences of high voltage heat changing resistance type starter and liquid resistance starter of moving pole plate for changing resistance
高壓熱變阻式與動極變阻式液體電阻起動器的異同The heat resulting from the resistance of the metals locally liquefies the conductor and the plug, creating a single material alloy where the two meet
其因金屬電阻效應所產生之熱度，可局部液化導體與插頭之金屬，從而在其會合交接處，熔合而成單一合金材質。We have many industry automize instruments such as temperature transmitter ( integrate temperature transmitter module ( double temperature transmitter module ), integrate temperature transmitter, track isolation temperature transmitter, hanging temperature transmitter, pressure transmitter ( expanding silicon pressure transmitter, sapphire pressure transmitter, spraying ( metal slim film ) pressure transmitter, strain pressure transmitter, ceramic resistor, capacitance pressure transmitter, 1151 and 3151 series pressure transmitter, fluid location transmitter module ( specializing for fluid location meter ), collocated electricity meter ( sigle round, double round ), signal isolation ( single round, double round ), transducer ( temperature, pressure ), display head ( showing 100 % scale, lcd fluid crystal, led digital display ), numerical instrument and so on
產品有溫度變送器（一體化溫度變送器模塊（雙支溫變模塊） 、一體化溫度變送器、導軌式隔離溫度變送器、壁掛式溫度變送器、架裝式溫度變送器） 、壓力變送器（擴散硅壓力變送器、藍寶石壓力變送器、濺射式（金屬薄膜）壓力變送器、應變式壓力變送器、陶瓷電阻、電容壓力變送器、 1151 、 3151系列壓力變送器） 、液位變送器模塊（專為液位計廠配套） 、配電器（單迴路、雙迴路） 、信號隔離器（單迴路、雙迴路） 、傳感器（溫度、壓力） 、配變送器的顯示表頭（ 100刻度顯示、 lcd液晶顯示、 led數碼顯示） 、數字儀表等工業自動化儀器儀表。The product in essence soft and comfortable. adsorption of bamboo charcoal can all smell, tidal ; the far - infrared effects can promote blood circulation, and block harmful electromagnetic radiation ; anshen and promote human blood circulation, and has super insulation characteristics. living in the negative ion penetration, to relax and reduce fatigue
本產品本質柔軟舒適，竹炭可吸附各種異味、潮氣；產生的遠紅外線效應能促進血液循環、阻隔有害電磁波的輻射；安神、促進人體血液循環.產生的負離子居於穿透作用，能夠鬆弛神經、消除疲勞。Liquid resistance transducer
液體電阻傳感器This paper presents an on - line adjusting method for the contrast degree of lcd with touch panel by using the digital potentiometer. the structure of the syatem is also presented
摘要根據液晶顯示屏配用觸摸屏的情況，提出一種基於觸摸屏的用於液晶屏對比度調節的數字電位器電阻值的在線確定方法，並給出軟硬體實現原理和運行結果。The performance of liquid dmfc is evaluated as a function of the composition and structure of meas, hot - pressing condition and activation process by means of v - i polarization and ac impedance spectrometry
本研究採用電流電壓極化曲線和交流阻抗譜方法，對膜電極的熱壓條件、擴散層和催化劑層的組成與結構、電極活化過程等因素對液體進料dmfc性能的影響進行了全面的研究。As a sensor of temperature measurement and adjustment, in dustrial ceramic thermal resistance are used to measure surface temperature in the range of - 200 to 600 of liquid, gas and solid in manufacture processes having various advantages of high accuracy, stable performance, convenience in maintain
工業用裝配式熱電阻作為溫度測量和調節的傳感器，通常用來和顯示儀表配套，以直接測量生產過程中- 200600范圍內的液體氣體以及固體表面的溫度，具有精度高性Verification regulation of mud pit resistance volume sensor
綜合錄井儀鉆井液電阻式體積傳感器檢定規程It shows that the charge - discharge performance of the battery, which is fabricated by casting the polymer electrolytes on the surface of the cathode directly then impregnating the composite electrode in liquid electrolytes for seconds, is much better than that of other batteries. the best battery ， s charge - discharge current density is as high as 0. 33 ma / cm2, and its specific energy accesses to 110ah / kg. moreover its capacity remains 80 % of initial capacity even after 20 cycles
這種電池的充放電電流密度可達到0 . 33ma / cm2 ，比容量可達110ah / kg ，且在20次循環后，電池的容量仍能保持初始容量的80 % ，電池的充放電效率達到85 %以上，但是電池的本體電阻和電化學極化電阻比液態鋰離子電池高兩個數量級。分享友人