高頻電容 的英文怎麼說
中文拼音 [gāobīndiànróng]
高頻電容
英文
high frequency capacitance-
Verification regulation of rf capacitive loss standard set
高頻電容損耗標準試行檢定規程3000 hours. lower voltage high capacitance cdf farad - grade aluminum electrolytic capacitor. well suited for use in super car audio systems, industrid robots, telecommunication equipmemt of dc or pulse circuits
3000小時,低電壓高電容量法拉級cdf ,廣泛用於精密汽車聲頻系統、工業機器人,電信設備的直流電或脈動電路中。Gmc network has better high - frequency performances and is easier to control on chip than rc network
與傳統的電阻電容結構相比,跨導電容結構有更好的高頻特性,在集成電路中較易控制。Whereas tesla had combined magnetic induction coils, resistors and capacitors to fashion his split - phase motors, he now connected induction coils and capacitors in new configurations to produce high - frequency currents
當時特士拉已經在他的分相馬達里結合了磁感應線圈、電阻及電容,現在他將感應線圈與電容以新的方式連結起來,產生高頻電流。Loudspeakers, mylar speakers, notebook speakers, modem speakers, tv speakers, tweeters, subwoofer speakers, car speakers, ceramic piezo buzzer plates, condenser microphones, dynamic microphones, dynamic receivers, buzzers and transducers, and also ultrasonic sensors
(生產、經營)產品及類型介紹:全頻喇叭,超薄喇叭,手提電腦喇叭,電視機喇叭,高音喇叭,低音喇叭,汽車喇叭,蜂鳴片,電容咪、動圈式咪頭,受話器,蜂鳴器及超聲波傳感器。The way of taking one nth out of capacitor ' s the first harmonic capacitive reactance as its nth harmonic impedance is verified whit the data from tang7c. according to the approximately estimating method, the first harmonic impedance of 220kv system is calculated. on the basis of the models, this paper gives the harmonic equivalent circuit of substation and gives the b ( n ) function of the harmonic time n. when the capacitors has different combination, b ( n ) ' s value will also change, with the inputting local measurement data, the paper studies the series and parallel resonance at the substation, and deduces that the reason the capacitor ' s fuse of tang6c is frequently interrupted is that its capacitor current contains a large number of 5th harmonics, and that the reason the discharging pt of tang7c capacitor being exploded is also that the 7th and 9th harmonic currents are amplified
據此,對該站進行了串聯諧振分析和並聯諧振分析,並結合測試數據和有關變電站的運行記錄,指出了導致該站電容器湯6c頻繁燒保險的主要原因是5次諧波電流含量偏高,引起湯7c放電pt爆炸也是因為7次和9次諧波電流被放大。針對這些導致湯陰變電站補償電容器故障的原因,提出了相應的諧波治理措施,包括針對湯6c電容器5次諧波電流含量偏高的原因,提出了停運湯6c電容器或者通過把湯sc電容器的部分容量併入湯6c電容器(湯sc其餘部分停運)以增加湯6c諧波承受能力的措施;針對# 2變低壓側7次和9次諧波電流被放大的現象,提出了在湯7c電容器上加裝一定百分比的串聯電抗器的措施。Any subtle change of capacitance can be measured through the method of modulation on high - frequency harmonic oscillation return circuit
電容的微小變化可通過對高頻諧振迴路調制的方法進行測量。Duo to the intrinsic characteristics of the gaas material, serai - insulating ( si ) gaas photoconductive semiconductor switches ( pcss " s ) have more obvious advantages in the performance of both high power and ultra - fast switching than those pcss " s made of other materials and then can be widely used in ultrahigh speed electronics, field of high power microwave generation and pulse forming ( pulse sources of high power ultra - fast electromagnetism, ultra - wide - band microwave generator )
半絕緣gaas光電導開關( photoconductivesemiconductorswitches簡稱pcss ' s )具有兼備寬頻帶和高功率容量特性,使其在超高速電子學和大功率脈沖產生與整形技術領域(大功率亞納秒脈沖源、超寬帶射頻發生器等)具有廣泛應用前景。This device realizes series resonance between high voltage inductance and tested capacitance. because of series resonance a higher voltage exists on the tested capacitance than the power ' s output. so a new ac high voltage test way to large capacity sample comes true
該裝置以調頻的方式實現高壓電感和被試品電容的串聯諧振,從而在被試品上得到高於電源輸出端的電壓,即實現了以小容量電源對大容量試晶進行交流耐壓試驗的一種新方法。After analyzing the switching characteristic of mosfet, the object function of optimizing curve of the output capacitance coss is confirmed according to the switching loss caused by output capacitance coss, then the optimized curve of the output capacitance coss is ascertained by applying zoutendijk to seek the optimized value with constraint ; the simulation of switching circuitry and dc - dc circuitry is tested at different frequency in pspice, then the least square method is adopted to fit simulation curves to calculate corresponding energy data
在電子線路模擬軟體pspice中進行了mosfet開關電路以及典型dc dc轉換線路模擬測試,針對不同頻段的測試結果,採用最小二乘擬合法對模擬曲線進行擬合,計算出相應的能量數據,最後綜合模擬結果確定出減小器件開關損耗,提高dc0c轉換線路效率的器件輸出電容cob優化曲線。A common data acquisition card can be used on laboratory virtual instrument engineering workbench through designing the external interface between labview and common date acquisition card on the software design ; used the idea of the double buffer and direct memory access, a real time data acquisition and logging about the succession, big capacitance leakage current is realized ; a digital filter is designed to filter high frequency signals
在軟體設計上,設計了與普通數據採集卡的介面,實現了在labview環境中應用普通數據採集卡的功能;運用雙緩沖和內存直接映射的設計方法實現對連續、大容量泄漏電流信號的實時採集和存儲;設計了數字濾波器對採集后的原始數據濾去高頻干擾。Smart materials and structure have definite requirements of sensor components and driving components, for example, they can adhere well to the matrix and have higher strength, fatigue strength, more broad scope of frequency response and faster response speed, etc. piezodielectric ceramics have characteristic of easily preparing, heat - resistance, wet - resistance, high strength and broad scope of frequency response, etc. furthermore, it has piezoelectric effect and inverse piezoelectric effect, namely it can produce electric potential energy when it is transformed by mechanical strength and its mechanical dimension can be transformed when voltage is put on it
壓電陶瓷能與基體材料很好結合,具有制備容易、耐熱、耐濕、強度高、頻響寬等特點,另外它具有正壓電效應和逆壓電效應,即當它受到機械力變形時,能產生電勢,對它施加電壓時,能改變其機械尺寸,因此它在智能材料結構中既能用作傳感元件又能用作驅動元件。Now, intermediate frequency power supply is perfect. but high frequency power supply has defects in the aspects of frequency and capacity and so on. so high frequency power supply is developed in this thesis
目前,國內中頻電源已經非常成熟,高頻電源在頻率、容量等方面還有待提高。因此本文針對高頻電源進行了理論分析和實驗研究。At present, in studying and developing heavy capacities and parallel resonant inverter, it is expected to solve the problems of researching on simple structure and easy to start frequently series resonant inverter in the fields of domestic high frequency induction heating installation. therefore, researching of the subject is to design and study a high frequency ( more than 1 mhz ) and high power topological structures of full solid - state induction heating power supply
目前在研究和開發大容量的並聯逆變中頻電源的同時,研製結構簡單,易於頻繁起動的串聯逆變高頻電源是國內高頻感應裝置領域有待解決的問題,基於此種需要,本課題主要研究設計一種高頻( 1mhz以上)大功率全固態感應加熱電源逆變電路的拓撲結構。The cbb90 capacitors are used for hight - frequency electricity circuit, having charcteristic of samll dimension, low disipation factor under hight - frequency condition, fine self - healing character, withstanding hight - voltage and powerful electricity. the case is used in flame retardant hith - quality engineering plastic, filled with epoxy resin
Cbb90型電容器主要用於電磁爐振蕩電路,適用於高頻電路中,具有耐高壓及耐大流的優良特性同時具有體積小、優良的自愈性能、安全性能高、高頻下低損耗等特點,外殼採用優質的工程塑料,用環氧樹脂灌封。When examination, the power supply basic performance carries on the test in the power source output line plug place, the output ripple and the noise test must in the test point parallel 47u / 16v tantalum electric capacity and 0. 1 u f high frequency electric capacity
檢驗時,電源基本性能均在電源輸出線插頭處進行測試,輸出紋波及噪聲測試需在測試點並聯47 / 16v鉭電容及0 . 1 f高頻電容。In this circuit, we use many kinds of negative feedback to modify the ou tput wave, which can decrease the distortion. and we use the high - voltage and high frequency capacitance efficiency, which can decrease the disturbance of output signal of variable frequency source for the test of part discharge
採用了多種負反饋迴路修正輸出波形,使得輸出電壓波形的失真度很小;並且在電路中有效利用高壓高頻電容,減小了變頻電源輸出的電壓對局部放電試驗時的干擾。Verification regulation of lccg - 1 type hf inductance and capacitance meter
Lccg - 1型高頻電感電容測量儀試行檢定規程Csm is a numeric mothed of analyzing static electric field. this paper compares the values of capacitance of different size of plate d and plate e in csm and cst mws. mom is a typical numeric method of researching high - frequency electromagnetic problems. accordingly, this paper computes input impedance of plate e and impedance matrix of traditional two element antenna array of electrically small dipoles separately in mom and cst mws, and then compares them detaily
模擬電荷法( csm - chargesimulationmethod )是研究靜電場的一種數值方法,本文比較了模擬電荷法和cstmws對cfa的d 、 e兩盤在不同尺寸下的電容的計算結果;矩量法是經典的研究高頻電磁學問題的數值方法,同時利用矩量法計算了cfa的e盤的輸入阻抗和傳統二元電小偶極子陣的阻抗矩陣,將其結果與cstmws的模擬結果比較。In chapter 3, according to the requirements of high voltage power supply used for charging capacitors with constant current, the series resonant converter ( src ) was chosen as the main circuit frame. the dynamic process of src was discussed by using mathematical analyses and numeric simulation to study the operational characteristics, the effects of parameters of resonant circuit on them and the relationship between switching frequency and out put power, which provided the bases of designing the power supply
第三章中根據高壓電容恆流充電電源的運行特點,選擇了串聯負載諧振變換器作為主電路結構形式,並對其動態過程進行了數學分析及數值模擬,討論了該電路的運行特點、諧振迴路參數對運行特性的影響以及開關工作頻率與功率輸出的關系,為電源的設計提供了依據。分享友人