自動變阻器 的英文怎麼說
中文拼音 [zìdòngbiànzǔqì]
自動變阻器
英文
automatic varistor- 自 : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
- 阻 : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 自動 : 1 (自己主動) voluntarily; of one s own accord 2 (不憑借人為的力量) automatic; spontaneous 3 ...
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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Using domestic strained integrated resistor as weighing sensor, at89c52 single chip as control unit, combined with arithmetical magnification, analogtodigital conversion ( a / d ), real time clock, liquid crystal display ( lcd ), and series communication interface, a minitype automatic weighing lysimeter is developed. that made measurement of evapotranspiration become conveniently and effectively in studying on water use of crops
為了方便、有效地測定植物的蒸散,為水分利用研究提供價廉物美、簡單易用的儀器,本研究利用國產的集成電阻應變式稱重傳感器,採用at89c52單片機作為控制單元,結合運算放大、模數轉換、實時時鐘、液晶顯示、數據存儲、串列通信等外圍介面電路,研製了小型自動稱重式蒸散儀。Automatic field rheostat
自動磁場變阻器This research task used industrial controlling computer as the hardcore of the automatic testing system, and the other electrical parameters testing instrument were used as the subordinative equipment of the automatic testing system
本研究課題採用工控機作為自動測試系統的核心控制設備,其他各種由單片機組成的電參數測試儀、電阻測試儀和轉矩轉速測試儀以及西門子變頻器等設備組成測試系統的從屬設備。Compared with the passive car suspension, the semi - active car suspension system with the intelligent mr damper can control the damping force automatically with the computer control and then enhance the ride comfort and handling stability of the car effectively
與傳統的汽車被動懸架系統相比,裝有磁流變阻尼器的半主動懸架系統,可以根據路面狀況和車輛運行狀態,在計算機的控制下自動調節阻尼力,大大提高了汽車乘坐的舒適性和行駛安全性。Keeping the self - adjusting of damping behavior when the controllability of semi - active damping is disable, or saving the unnecessary energy when the continuous modulation of damping is not needed, the composite structure for self - shifting between passive and semi - active structure is presented
摘要當磁流變減振器半主動功能失效時,為保持其阻尼性能仍具一定的自調節性或實際路況不需無級調節時,節省不必要的能耗,提出用於車輛半主動懸掛系統的被動與半主動功能自動切換的復合結構磁流變減振器。The pt secondary loop voltage drop is a changing amount and has the characteristics of indirection and certain randomness. the second, according to the cause of pt secondary loop voltage drop, the different methods to reduce the pt secondary loop voltage drop were analyzed and the conclusions are draw as below : 1. changing bigger section wire and maintaining the connector plugs regularly can reduce the pt secondary loop voltage drop effectively, but ca n ' t guarantee which meets the relevant rules
首先,通過對電壓互感器二次壓降的形成機理進行分析,得出以下關於二次壓降的相關結論: 1 、電壓互感器二次壓降等於二次迴路阻抗和迴路電流的乘積; 2 、電壓互感器二次迴路阻抗分為元器件自身阻抗和接觸阻抗兩部分,且接觸阻抗佔主要部分,從而使得電壓互感器二次迴路阻抗具有動態特性,而且具有一定的隨機性; 3 、電壓互感器二次迴路電流與二次負荷和迴路阻抗大小相關,因而二次迴路電流也是變化的; 4 、電壓互感器二次壓降是一個變化量,且具有單向性和一定的隨機性。The resistance furnace microcomputer automatic procedure temperaturecontrol system is rises, the temperature decrease speed and thesoaking time through the monolithic integrated circuit to the heatingfurnace carries on the strict control the installment, it changes thetemperature delivers, the demonstration and the numerical controlcollection to a body, take the microcomputer control as thefoundation, take the a / d switch as the core, and matches by thesuitable periphery connection electric circuit, realizes to theresistance furnace temperature automatic control
電阻爐微機自動程序溫度控制系統就是通過單片機對加熱爐的升、降溫速率和保溫時間進行嚴格控制的裝置,它將溫度變送、顯示和數字控制集於一體,以微機控制為基礎,以a / d轉換器為核心,並配以適當的外圍介面電路,實現對電阻爐溫度自動控制。Abstract : according to the characterestic of resistance furnace temperature control, temperature rising one - way control, large time delay and time - variation of parameter, using method of fuzzy compositional rule of inference establish fuzzy model and design fuzzy cntroler. in order to increase control system precision, it gives a fuzzy variable k, and sets parameter self - adjusting fuzzy control system. this system can on line self - adjusting controller parameters according to the error and variations of the error. it makes the system steady precision improved
文摘:根據電阻爐溫控制的特點,即只有升溫單向控制、滯后較大且具有參數時變性,利用模糊推理合成法建立模糊模型並進行模糊控制器設計,為提高模糊控制的精度,引入模糊變量k ,構成參數自調整模糊控制系統.該系統可根據誤差和誤差變化在線自動調整控制器參數,使系統的穩態精度得到改善According to the characterestic of resistance furnace temperature control, temperature rising one - way control, large time delay and time - variation of parameter, using method of fuzzy compositional rule of inference establish fuzzy model and design fuzzy cntroler. in order to increase control system precision, it gives a fuzzy variable k, and sets parameter self - adjusting fuzzy control system. this system can on line self - adjusting controller parameters according to the error and variations of the error. it makes the system steady precision improved
根據電阻爐溫控制的特點,即只有升溫單向控制、滯后較大且具有參數時變性,利用模糊推理合成法建立模糊模型並進行模糊控制器設計,為提高模糊控制的精度,引入模糊變量k ,構成參數自調整模糊控制系統.該系統可根據誤差和誤差變化在線自動調整控制器參數,使系統的穩態精度得到改善Changing the depth of penetration of the three dowels results in the variation of the reflection coefficient ( s1 1 ) at the port 1. using matlab, we can calculate different equivalent impedance of port 1 which resulted from the variation of dowels depth. the purpose of my work strike up a relationship between the depth of dowels and equivalent impedance at port, thereby accomplish matching rapidly, simultaneously and stably
在構建了自動阻抗匹配系統的基礎上,本文提出了一種新的快速匹配方法;此方法是將模擬軟體hfss和系統設計相結合,用hfss模擬系統中完成阻抗變換作用的銷釘匹配器,獲得銷釘插入波導深度變化時的埠等效特性,並將模擬得到的數據用matlab組織起來,分析銷釘插入波導的深度變化時埠等效阻抗特性的變化,來達到對調試變化規律的認識,快速的實現銷釘插入深度與反射系數間的統一。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 tap - changer is made with solid state relay as its working mechanism and controlled by microprocessor. this switch has totally cancelled the mechanical drive organization, by the microprocessor according to the voltage of second side microprocessor decide the working condition of solid state rely, high regulation speed, need not transition resistor, rush current is low. operating frequently ; there is no electric arc to produce, can put in the fuel tank of the voltage transformer directly ; the structure is simple, the fabrication cost is low, benefit and use widely among the voltages transformer of distribution
其中的有載調壓分接開關,它是一種完全由固態繼電器作為分接開關執行機構,由單片機控制的有載自動調壓的變壓器分接開關。該開關完全取消了機械傳動機構,由單片機根據變壓器二次側電壓的高低,決定與變壓器各分接頭聯接的固態繼電器的工作狀態。調節速度快,改變分接頭時不需過渡電阻,沖擊電流小,可頻繁操作;無電弧產生,可以直接放在變壓器油箱中;結構簡單,造價低,便於在配電變壓器中推廣使用。Under different conditions, for example, with variable additional resists or system parameters, the system applies the variable structure controller to adjust the speed system with train. the results of simulation show the variable structure control can achieve a fast response, high stability under parametric variations and disturbances, with no overshoot. additionally, it has stability for the adjustment speed of atcs and provides the comfortable speed, for the travelers, and improves the system performance
採用變結構理論分析在不同情況下,如附加阻力變化,系統參數變化等,模擬滑模變結構控制器控制的列車自動調速控制系統,模擬結果表明,滑模變結構控制的列車自動調速控制系統能實現速度響應快、無超調,系統對參數的攝動和外部干擾不敏感,實現列車自動控制系統的速度調節的穩定性,保證旅客的舒適,改善了系統性能。The predictions have shown a good agreement with the experiment results. the creep testing method was studied thoroughly in this paper. the whole creep testing system is developed by creep machine, extensometer, resistance strain gage, a / d translation board, computer and a set of software which can collect creep data automatically
本文對樹脂基三維編織復合材料的蠕變測試方法進行了深入研究,採用自行研製的蠕變機,利用引伸計、電阻應變儀、 a d轉換器、計算機等儀器,自行編制的蠕變數據自動採集軟體形成了一套蠕變測試系統。By use plc, system can complete function as follow : this auto - control system be applicable to the temperature and smoke and dust the deal the variety quick, control the process is difficult with the operation is ; by the temperature controlor can automatically follow to the wet tower " exit temperature, error in the ? 3 v including ; by to automatically spray fog to lower the electric resistance, with the function for full the electricity equipment accepting the dust ; because of adopting feedback closed loop, and come to a to respond to the speed quick, constant temprature control the accuracy is high ; because of adopting the sensors, and make the system circumstance to leak water quick ; system have many control parameter can set exit control temperature and adjust value low limit by key ; can communication with remote computer and have remote control
通過使用plc ,使該自控系統可以完成如下功能:適用於溫度及煙塵量變化快、控制過程難以操作的場合;通過溫控表自動跟蹤增濕塔出口溫度,誤差達到3以內;通過自動噴霧來降低粉塵比電阻,以此充分發揮電收塵器的作用;由於採取了閉環反饋迴路,達到了響應速度快,恆溫控制精度高;通過使用各種檢測傳感器,使得異常情況泄水快;該自控系統具有多套控制參數,增濕塔出口控制溫度及調節閥下限值可通過按鍵設定;可與上位機通訊,具有「現控遠控」功能。Apf can achieve dynamic compensation for harmonics and reactive current, and the compensate performance is not affected by the impedance of the electric network, it has advantages as follows, fast response, high controllability and adaptability, etc. analysis is performed to existing main circuit topology, harmful current detecting method and current tracking control of apf in this paper
有源電力濾波器可實現對諧波和無功的動態補償,其補償特性不受系統阻抗的影響,具有響應快、可控性高、自適應性強等優點。本文對現有的有源電力濾波器的各種主電路拓撲、畸變電流檢測和電流跟蹤控制方法進行了分析。Later on, the non - linear dynamic model of the coupled rotor - body system with the mrfd was constructed and a test - bed which is fit for this model was designed. at last, the dynamic stability test for the system was implemented. the result of which says that the mrfd can improve the dynamic stability of the system markedly
採用開-關控制策略進行帶磁流變阻尼器的旋翼/機體耦合動穩定性試驗,結果表明,磁流變阻尼器能明顯提高旋翼/機體耦合動穩定性裕度,體現了具有自適應能力的優點。Based on the reference [ 22 ], the dynamical modeling converters for hvdc system have been transformed to a nonlinear system represented by input - output model with unmodeled dynamics and bounded disturbances, and a robust adaptive output - feedback nonlinear controller is designed. the controller counteracts the uncertain dynamic nonlinearities and bounded disturbances by nonlinear damping terms, and unmodeled dynamics by a dynamic signal
本文在文獻[ 22 ]的基礎上,對高壓直流輸電系統換流站動態模型進行變換處理,將其化為一類具有含未建模動態和有界擾動的輸入-輸出非線性系統,並設計了一種魯棒自適應輸出反饋控制器,利用非線性阻尼項來抑制系統的動態不確定性和有界擾動,引入一動態信號來抑制系統的未建模動態。Considering the typical nonlinear characteristics of srm drive system which make the constant parameters of traditional controller unable to adapt to the random disturbance parameters in a large scale, the fuzzy control is introduced to improve its performance. a fuzzy self - tuning controller is designed, which can adjust parameters automatically and improve its static and dynamic performance
鑒于開關磁阻電動機調速系統顯著非線性造成固定參數在常規控制方式下不能很好適應工況大范圍變化的問題,引入了模糊控制來改善其性能,設計了模糊自校正控制器,實現了參數的在線優化調整,提高了系統的靜、動態性能。分享友人