High voltage shunt capacitor installation is comprised of capacitor cabinets or steel racks capacitor , spe - cial fuses for capacitor overload protection , capacitor discharge device , air - cored reactor which is applied to restrain surge current and high freq . harmonic , zno arrester without gaps for overvolage - limiting and high voltage vacuum switch etc . capacitor cabinet is made of highquality cold - rolling steel plate 高压并联电容器成套装置主要由电容器柜或钢架电容器电容器过负荷保护专用熔断器放电装置抑制涌流限制高次谐波的空芯电抗器和限制过电压的无间隙氧化锌避雷器及高压真空开关等设备组成。
High voltage shunt capacitor installation is comp - rised of capacitor cabinets or steel racks capacitor , special fuses for capacitor overload protection , capaci - tor discharge device , air - cored reactor which is applied to restrain surge current and high frequency harmonic , zno arrester without gaps for overvoltage - limiting and high voltage vacuum switch etc . capacitor cabinet is 高压并联电容器成套装置主要由电容器柜或钢架电容器电容器过负荷保护专用熔断器放电装置专用放电线圈或电压互感器，抑制涌流限制高次谐波的空芯电抗器和限制过电压的无间隙氧化锌避雷器及高压真空开关
On the other hand , the harmonic and surge current in capacitor banks is restrained so that the capaci - tor is protected by reactor . since this type of reactor has a dry - type air - cored structure , no - core structure without ferromagnetic induc - tion effect , it is provided with the feature of good linearity and low noise , so that the product is convenient for maintenance and ope - ration in all weather 该型电抗器采用干式空心结构，维护简单，运行安全，无铁心，不存在铁磁饱和，电感值不会随电流变化而变化，线性度好，噪声低，适合全天候条件下运行。
For the air - core pulse transformer has no magnetic material to form the magnetic loop , its coupling coefficient and energy efficiency is lower . in order to improve its property , partial magnetic material is inserted in air - core spiral strip transformer . this method not only results in better property of transformer , but also reduces the bulk of transformer 本课题设计的变压器是在带绕式空芯脉冲变压器中加部分磁芯材料以提高变压器耦合系数,进而提高其能量传输效率,此方法弥补了空芯变压器耦合系数低的缺点,并且可以使变压器小型化,因此对部分磁芯脉冲变压器理论和试验的进一步研究具有重要的理论和实践意义。
Dry - type air - cored series reactor is applied to ac power sys - tem with rated voltage of 6kv 10kv 35kv and series connected with shunt capacitor banks for restraining wave distortion in grid voltage so as to improving the quality of power system and ensure the safety of its operation 干式空芯串联电抗器适用于6kv 10kv 35kv电力系统中与并联电容器组串联，用于抑制电网电压波形畸变，从而改善电网质量和保证电力系统安全运行，抑制流过电容器组的谐波电流和限制合闸涌流，从而保护电容器使之安全运行。
The change of transformer ’ s output voltage with coupling coefficient is analyzed . the calculated formulas for parameters of air - core and part - magnetic - core pulse transformer are deduced based on electromagnetic theory . comparing with past formulas for calculated the parameters of the transformer , this formulas is more accurate to reckon the parameters of transformer 首先从理论上分析了提高耦合系数对变压器输出电压的影响,推导了高功率带绕式空芯和部分磁芯脉冲变压器的电感及耦合系数的计算公式,并与已有的方法进行比较,经实验验证,本文推导的方法能够较准确地计算带绕式空芯脉冲变压器的参数。
