Secondly,the experimental equipment of electrical life of relay was developed and the arc erosion status of contacts of breaking the inductive load with the four circuits was researched by experiments.
論文首先構(gòu)建了無保護電路和3種有保護電路模型并給出了電弧能量的計算公式;然后研發(fā)了繼電器電壽命實驗裝置并通過實驗研究了上述4種電路中繼電器開斷感性負載時觸點的電弧侵蝕情況。
In a 150A type motorcycle,the contact s attracting reliability of the starting relay greatly affects its quality.
150A摩托車用大電流啟動繼電器觸點的吸合可靠率是決定該繼電器質(zhì)量的一個很重要指標,基于單片機技術,結(jié)合聲、光、電、檢測控制方法,設計出一種檢測大電流摩托車用啟動繼電器觸點接觸是否合乎要求的方法。
When applying 42 VDC high voltage, every parameter performance, such as arcing duration, arc extinction gap, close bounce, contact erosion and welding trend will be materially changed.
采用42V大電壓后,車用電磁繼電器的各參數(shù)性能,如燃弧時間、熄弧間隙、閉合彈跳、觸點侵蝕及熔焊傾向?qū)l(fā)生重大變化。
Research on dynamic contact resistance measurement and failure prediction of relay contacts;
動態(tài)接觸電阻測量及觸點失效預測研究
Research on failure prediction of relay contacts;
繼電器觸點失效預測的研究
The thesis makes a review of the new development of the theory of the electrical contact in the world with especial attentions to the importance and significance of the electrical contact failure prediction for contacts.
在廣泛查閱電接觸理論領域文獻的基礎上，對觸點接觸電阻值的變化情況進行了分析，提出了接觸電阻值的變化規(guī)律。