串联谐振频率,series resonant frequency
1)series resonant frequency串联谐振频率
1.Its technical parameters such as the accuracy、rated voltage、capacitance、series resonant frequency、equivalent series resistance and quality factor etc were discussed.分析了在RF电路中采用低损耗因数MLCC的优势,讨论了此类电容器的精度、额定电压、电容量、串联谐振频率、等效串联电阻、品质因数、并联谐振频率和功率负荷等技术指标,介绍了它在RF电路中的有关频率特性。
2.The causes of dead-locking in trackingseries resonant frequency with CD4046 are analyzed.根据超声振动系统的等效电路研究其阻抗特性,并通过实验绘制换能器特性曲线,分析应用CD4046跟踪串联谐振频率容易造成死锁的具体原因,提出带解锁的频率跟踪系统的方案。
英文短句/例句
1.Series Resonance Frequency Measurement Technic of Quartz Crystal Based On The Two-point Iterative Method基于两点迭代法石英晶体串联谐振频率测量技术研究
2.Simulation and application of the frequency--tracing circuit for HF-inverter power supply;高频串联谐振逆变器频率跟踪控制电路的仿真与应用
3.A Novel Half-bridge Series-resonant High-frequency Induction Welding Power SupplyIGBT半桥串联谐振高频感应焊接电源
4.Research on the Characteristic of High-frequency Power Supply of Series Resonant Ozone Generator;串联谐振型高频臭氧发生器电源特性研究
5.Study on Digital Controlled Variable Frequency Supply for ACRF Test System;串联谐振耐压试验系统调频电源数字控制研究
6.Research on HF Technology of IGBT Series Resonance Inverter;IGBT串联谐振型逆变器高频化技术的研究
7.The Research on Series Resonant Inverter Control and Power Regulation of High Frequency Power Supply;串联谐振高频电源逆变控制及调功系统的研究
8.Ultra-audio-frequency Series Reson-ant Type Induction Heating Power Supply Controlled by DSP;基于DSP控制的超音频串联谐振式感应加热电源
9.350kHz Frequency-type IGBT Time-Sharing-Density Control Series Resonant Inverter350kHz倍频式IGBT分时—密度复合控制串联谐振逆变器
10.Analysis on energy-saving theory of the medium-frequency induction power supply串联谐振式中频感应电炉节能原理分析
11.Study on 80kHz High Power Series Resonance Induction Heating Supply;80kHz大功率串联谐振感应加热电源的研究
12.In a circuit, crystal frequency can generally be slightly lowered by placing a inductor in series and increased by a capacitor in series.在电路中，晶振频率随串联的电感轻微降低，随串联的电容增大。
13.UHF resonance frequency meter超高频谐振式频率计
14.Development of a Dissipation Factor Measuring System Using Variable Frequency Series Resonant Voltage;调频串联谐振装置用介质损耗因数测量系统研制
15.Application and Analysis on Frequency Conversion Series Resonance Technology in Power Cable HV Testing变频串联谐振技术在电缆高压试验中的应用和分析
16.A Way of Frequency Stability Control for the Parallel Resonant in ICPT System一种并联谐振型ICPT电路频率稳定性控制方法
17.Study on the Behavior of the Piezoelectric Transducer around Its Parallel Resonant Frequency and Automatic Frequency Tracing;压电换能器在并联谐振频率附近的特性及自动频率跟踪的研究
18.seismometer resonant frequency地震检波器谐振频率
相关短句/例句
series resonance frequency串联谐振频率
1.And then,a conclusion is obtained that the dithering of the frequency has least effect on amplitude of the tuning fork\"s oscillation velocity at theseries resonance frequency.首先根据机电等效理论得出陀螺等效电路中串联支路电流等效于音叉振动速度;然后分析了串联支路导纳的幅频特性,得出在串联谐振频率点处音叉振动速度幅值受频率抖动影响最小的结论;但实际求得的谐振频率点与真实谐振频率点之间存在差别。
3)fundamental series resonance frequency基音串联谐振频率
4)FM serial resonance device调频串联谐振
1.Application ofFM serial resonance device to XLPE insulated cable test;调频串联谐振装置在XLPE绝缘电缆试验中的应用
5)power frequency series resonance工频串联谐振
1.Taking the items of"nominal frequency" and"adjustment coefficient" as a specification, this paper provides a practical calculation method for adjusting parameters ofpower frequency series resonance test equipment, which has been verified both in laboratory and on site.引入“名义频率”和“调整系数”等参数作为量化依据,提出了一种现场调整工频串联谐振试验装置参数配合的工程计算方法,并已通过了实验室试验及现场参数配合示例的验证。
6)variable-frequency series-resonance变频串联谐振
延伸阅读
串联谐振装置串联谐振装置series resonant equipment于应用高电压试验变压器为大电容量的试品(如长电缆、六氟化硫管道、电容器以及容量很大的发电机)进行耐压试验时，常发生满足不了试验容量的问题，且电力系统内进行上述试品的现场耐压试验时，采用庞大的试验变压器作为电源，运输也很不方便，为此有时改用串联谐振装置取代高压试验变压器。串联谐振装置的原理接线如图1所示，其中T为供电变压器;L是调谐用可变电感;C为试品、分压器等的总电容;R是代表回路中实际存在的引线及调谐电感固有的电阻，也代表了高压导线的电晕损耗及试L，R串联谐振装置原理图品介质损耗的等值电阻，有时也包括特地接人的调整电阻。工作时调整电感L的大小，使之与电容C在工频之下发生串联谐振。谐振的条件是。L一1/。C，山一2二f，f为soH:或邻侧|汉汗门l二一﹄ 6勺6图近值。若Us为试验时的高压侧电源电压，则谐振状态下电流可达到I、一Us/R。定义品质因数Q~。L/R(一般Q~20一80)，于是U。一U:一几(创乙)一QU，，所以电源变压器所需的电压值及容量均为试验所需值的1/Q。图2所示为调感式串联谐振装置的一种实际连接方式。┌───┐ ┌─┐│七沁{ │ │ ││切│ └─┘│ │┌─┐ │ ││ │ └┬─┬┘│ ││ │ └─┘└─┘ 供电变压器高压可变电抗器图2调感式串联谐振装置的串级连接方式图1及图2说明了调感方式串联谐振装置的基本原理，实际上也可用调容式或电源调频式等调谐方式。调频式的串联谐振装置，其频率在45一300Hz的范围内调节，特别适用于现场气体绝缘变电站设备的耐压试验。这种方式有利于Q值的提高，并使装置重量减轻。串联谐振装置的优点是:整个装置为可拆型，比高压试验变压器轻便;输出波形好;试品耐压击穿后，由于失谐，电弧即刻熄灭，不易重复击穿，可使试品的烧伤点不大。其缺点是，不能用来进行湿闪和污闪试验。中国已研制出调频、调感和调容等方式的高压串联谐振装置，技术性能良好，其中包括1500 kV，4Achuon}一。日xlezhen zh日ong之h-串联谐振装置(series resonant equipment)利用串联谐振原理产生交流高电压的试验装置。由的高参数试验装置
