電壓響應電路 的英文怎麼說
中文拼音 [diànyāxiǎngyīngdiànlù]
電壓響應電路
英文
voltage responsive circuit- 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...
- 壓 : 壓構詞成分。
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 電壓 : voltage; electric tension; electric voltage
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
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Finally, because high - speed power solenoid valve is one of the most important executive parts in the electronic control diesel engine and the performances of diesel engine are strongly related to the solenoid valve, the response performance of the solenoid valve is investigated. the response performance of the solenoid is influenced by many factors, such as driving voltage, electric driving unit etc. in order to have high excitation voltage and in low maintaining voltage, a high - low voltage electric driving unit is designed, and in order to make the solenoid valve close more rapidly, an active free - wheeling circuit and a bootstrapping circuit are designed in the electric driving unit, too. in the high - low electric driving unit, high voltage and low voltage are supplied by the dc - dc device and by the accumulator respectively
高速強力電磁閥的響應性能除了與閥本身的結構和材料有關外,與驅動電壓、驅動電路的設計密切相關,本文通過分析,首先開發出一種高低壓驅動電路,高壓電源是山升壓式dc - dc原理獲取的,低壓由蓄電池本身提供,實現高壓強激和低壓維持的功能,電路中採用有源續流電柴汕機中卜軌知介系統的設訓及其七川j敝略的叭究路進行續流,加誣了電磁閥的關閉速度;採用自舉吐路,降低了場效應管對驅動電壓的要求。The factors limiting the frequency band of the wide - band amplifier are introduced. through analyzing the effects of the intrinsic parameters and parasitical on the frequency characteristics, a method of improving fr of mosfet by using short channel device and making mosfet work at the saturation region through raising vgs is put forward ; the effects of different kinds of circuit configurations on the frequency characteristics and the junction voltage on the voltage pattern circuit, current pattern circuit and frequency characteristics are analyzed. according to the linear theory of transconductance which is applied in the bit circuit, the current pattern amplifier circuit, current transfer circuit and output circuit which consist of mosfet and the wide - band amplifier composed of them are put forward
介紹了限制寬帶放大器頻帶寬度的因素,通過分析mosfet的本徵參數、寄生參數對頻率特性的影響,提出了採用短溝器件、使mosfet工作在飽和區、抬高柵源電壓等提高mosfet特徵頻率的方法;分析了不同電路組態對放大器頻率特性的影響、節點電壓對電壓模電路、電流模電路頻率特性的不同影響,根據應用於雙極晶體管電路的跨導線性原理,提出了採用mosfet構成的電流模放大電路、電流傳輸電路、輸出電路以及由它們所組成的寬帶放大器,獲得了良好的頻率響應。And experiment was based on the simulation, the results show that charge circuit and uplifted circuit both was adopted the same circuit, which can realize energy bi - directional flow, also have low switch ullage and high dynamic response
在此基礎上進行了實驗研究,模擬和實驗結果表明,該裝置升壓和降壓只採用同一個主電路,即可實現能量的雙向流動,且具有低開關損耗和較高的動態響應。The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability , insulation coordination , electromagnetic interference , but assault safety 。 in china , the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network , low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai , beijing , and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas , such as zhuhai , substations grounding with low resistance revealed some problems , including power supply reliability rapidly dropping , transmitting line often tripping ; and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance
爭議點主要是在10kv電網接地故障的形式、消弧線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析,比較各方式的特點,然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型,在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下,對中性點經消弧線圈接地和經小電阻接地方式下電網的過電壓水平和接地點短路電流大小進行了數值計算,其計算結果與電科院所作現場試驗進行了比較。The response of rl circuit under sinusoidal excitation
電路對正弦電壓瞬變響應及其後果In this dissertation, the beijing downtown area distribution system capability is evaiuated based on fuzzy theory according to the present condition of beijing distribution system. factors considered in this dissertation affecting the capability are including as follows : feeder load rate, voltage offset, network 1oss and n - l analysis. the load allocation in beijing distribution system of downtown area is got, and conclusion of the whole fuzzy distribution capability is reached
本論文根據北京城區配電供電網現狀,應用模糊數學的方法,對影響配電網的供電能力的各個因素:線路負載率、電壓偏移、網損和n - 1校驗分析進行了評估,得到了北京城區配電網的負荷分佈情況和整個北京城區配電網供電能力的模糊水平。This paper put forward a method of using amending sine value in the spwm sine table. this method can correct the distortion of the output voltage waveform, which resulted from the dead time used to the voltage type whole bridge main circuit. the inverter system adopts digital fuzzy controller with feed forward correction and which proportion coefficient and integral coefficient is changeable, so dynamic response is improved
本文提出了一種採用修補spwm正弦表值的方法,用以改善電壓型全橋逆變主電路因上下橋的功率器件切換時先關斷后導通的死區時間而引起的輸出電壓波形畸變;逆變系統採用帶前饋校正的變比例變積分系數的模糊控制器,提高了系統的動態響應指標;系統設計了完善的保護措施,並具有市電電網的故障診斷功能。By compared with the simulation results and the experiment results, we come to the conclusions that : ( 1 ) circuit with assistant network can widen soft - switching extent in lagging arm, reduces duty - cycle loss on the secondary, diminishes switching dissipation of inverter spot - welding power source. ( 2 ) the range of resonant capacitor, the important factor to soft - switching process, not only affects zero - voltage turn - off of power switches, but also affects the range of zero - voltage turn - on of power switches. so resonant capacitors must be considered according to many aspects ; ( 3 ) it easily fulfils soft - switching condition in lagging arm as leakage inductance of power transformer increases, but bigger leakage inductance of power transformer increases opening dissipation of transformer and decreases efficiency of soft - switching inverter power source
通過模擬結果與軟開關點焊逆變器試驗結果的對比分析,得到了如下主要結論:採用輔助網路可以完全拓寬全橋軟開關逆變器的滯后橋臂軟開關范圍,減小了次級占空比丟失,降低了逆變電阻點焊電源的開關損耗;諧振電容是影響軟開關工作狀態的重要因素,其大小不僅影響開關管的零電壓關斷,同時也影響開關管的零電壓開通范圍,因此,諧振電容應該綜合考慮;功率變壓器漏感越大,越容易滿足滯后橋臂的軟開關條件,但是大的漏感也使變壓器的通態損耗增加,降低了軟開關逆變器的效率。After over ten years development, changzhou huadi special transformer co., ltd huadi has become an internationally famous supplier of urban electricity network equipment in the worldwide dry type transformer industry. changzhou huadi special transformer co., ltd specializes in producing high quality equipment for urban electricity networks
非晶合金油浸式變壓器是常州華迪特種變壓器有限公司響應國家節能降耗方針政策及根據市場需要及時推出的節能型產品,可取代硅鋼片鐵心變壓器用於戶外或戶內的配電網路系統。According to step - response experiment, math model of the hotplate was set up and the temperature of controlling system including temperature detection circuit, pd controller, voltage pulse - wide transforming circuit and executor was designed
以階躍響應實驗為基礎,初步建立起控制系統的數學模型,設計了適用於該電熱板的閉環溫度控制系統。系統主要包括溫度檢測電路、 pd控制器、電壓-脈寬變換電路及執行元件。In addition, the author puts forward that the eggs could be recognized based on the difference in the frequencies of their prompted sounds. because the eggs " prompted sounds are lied on low frequency bands, the microphone and sound amplifier that have excellent duration response should be used. the output signal from the sound amplifier is transferred to data signal by a / d card before it is put into computer
蛋品激勵出的聲音主要集中在低頻段,因此選擇在低頻段有好的頻率響應特性的麥克風和放大電路;放大輸出信號通過a / d採集板變換成相應的電壓數值信號送入計算機,對離散的信號數據進行傅立葉變換得到它的頻譜圖和各頻段能量分布圖;而後將能量分佈特徵數據作為神經網路的輸入值,這樣,好蛋和破損蛋的模型就建立起來。And then some terminal techniques on pic, devices simulation theory, resurfs effect and medici software are presented. at last three kinds of high voltage power devices have been designed and simulated. based on the analysis of the breakdown voltage and electric field distribution of the high power devices, the key physics and structural parameters effects on the breakdown voltage are found
本文首先介紹了國內外功率集成電路的發展狀況,然後介紹了高壓集成電路中的幾種終端技術、 resurf效應、器件模擬的基本理論和medici器件模擬軟體,最後對三種型號的高壓功率器件的擊穿特性進行了分析和計算機模擬,指出了影響器件電壓的關鍵的物理和結構參數,並對這三種型號的器件進行模擬,得出的電特性曲線和參數基本上與公司給出的一致。The test results demonstrate that this prototype has excellent comprehensive performances such as small bulk, lower weight, high efficiency, high steady precision, fast dynamic response, wide range input voltage, good output waveforms, strong over - load and short - circuit ability, and strong function with different nature load and three - phase unbalanced load
試驗結果表明,該變流器具有體積重量小、變換效率高、靜態精度高、動態響應快、輸入電壓變化范圍寬、輸出波形質量高、過載與短路能力強、帶不同性質負載和帶三相不平衡負載的能力強等優良的綜合性能。Next, the global system architecture is presented upon the design requirements. due to the fact that constant current is required for driving led, as a result, different from conventional current - mode converter with both output voltage and inductor current feedback loop, the proposed converter adopt dual current feedback loop that both inductor current and output current are detected to provide a stable output current for led
在整體結構設計中,與典型的電流模式採用電感電流反饋環路和輸出電壓反饋環路不同,本文針對驅動led需要電流穩定的特點,採用雙電流反饋環路,即電感電流環路和負載led電流環路,這樣就能對負載led電流做出快速響應,通過反饋環路達到穩定led電流的目的。And matrix equations calculating the responses of coupled vibrations are deduced. a set of software analyzing coupled vibrations is developed. the responses of flexural vibration, torsional vibration and torsional torque are analyzed under some fault cases, including mass escaping of low - pressure and generator rotors
利用該軟體,分析了低壓缸和發電機轉子發生質量飛脫事故,發電機出口端發生三相、兩相短路故障,發電機非同期並網故障以及電網三相短路重合閘故障時,機組軸系的彎振、扭振及扭矩響應情況。The acceleration sensor has been developed using mems technique, microelectronic technique, and vacuum electronic technique. it can be widely used in navigation and aerospace, industry automation and car airbag control and so on. the research of such kind of acceleration sensor is of great scientific significance
該傳感器集固體器件和真空電子器件的優點於一身:具有抗輻射、溫度穩定性好、快響應、高靈敏、高解析度、低電壓、低功耗、信號處理電路簡單、體積很小等優點。By the analysis of dynamic state curve, the paper give the better way and scheme for the design of hydraulic system in the wind turbine
通過對系統動態響應曲線的分析,提出了改進風力發電機液壓系統設計的方案、思路及方法。The validity of the small - signal model and the controlled strategy proposed in [ 8 ] are verified by the simulation and experiment results. the results show that the modeling and design of the closed - loops are valid and the flying capacitor voltages control is independent with the output voltage control
模擬和實驗結果表明,本文所建立的小信號模型是正確的,基於該模型設計的補償網路可以使變換器具有較快的動態響應,同時也表明輸出電壓閉環和飛跨電容電壓閉環是相互解耦的。In experiment both different aluminum were screen printed on the silicon and then sintered in the same conditions, the results show the open voltage and the iqe of long - wave with the uniformity junction solar cell is higher than the junction non - uniformity one , which provided a good technical guiding for the industry
實驗上對兩種不同鋁漿在相同的條件下進行燒結產生的鋁背場的情況作了比較,得出燒結平整性較好,顆粒較小與矽片接觸較好以及不含其它雜質復合中心的鋁背場,其電池的開路電壓和長波光譜響應要好。And to the electric capacity type voltage mutual inductor, because it compares with electromagnetic type voltage mutual inductor, transient state its bad to respond characteristic, as circuit when making the short circuit two times trouble, the voltage two times delays dropping to zero while needing to pass certain one
而對于電容式電壓互感器,由於它與電磁式電壓互感器相比,其瞬態響應特性比較差,當線路故障而使二次短路時,二次電壓需經過一定的時延後才能下降到零。分享友人