常見例句雙語(yǔ)例句Under high frequency continuous impulse, partial discharge is one of the most important factors, which even cause insulation breakdown of PWM inverter-fed motors.局部放電是引起PWM變頻電機(jī)絕緣在高頻連續(xù)脈沖條件下發(fā)生老化的重要因素之一，嚴(yán)重時(shí)將導(dǎo)致電機(jī)絕緣的擊穿。Air breakdown for composite alternating and direct voltages in a rod plane gap at standard atmospheric conditions were studied to understand insulation breakdown in electrical appliances.為了分析實(shí)際運(yùn)行中穩(wěn)態(tài)預(yù)電壓對(duì)電力設(shè)備絕緣的影響，研究了在標(biāo)準(zhǔn)氣象條件下，棒-板間隙的操作沖擊特性和交直流預(yù)電壓的關(guān)系。In the series-resonant state, when the test insulation breakdown weaknesses , the circuit is immediately off the harmonic , the loop current is rapidly decreased to normal test current of 1 / Q.在串聯(lián)諧振狀態(tài)，當(dāng)試品的絕緣弱點(diǎn)被擊穿時(shí)，電路立即脫諧，回路電流迅速下降為正常試驗(yàn)電流的1/Q。 返回 insulation breakdown