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理想变压器在现实世界中是不存在的,但我们在一些不用很精确的场合,可以把缠绕很多匝的、耦合紧密的铁芯变压器近似为理想变压器,比如电力系统中的变压器。 大根 高频下漏感对电路的影响更大,绕制变压器时应该尽量降低漏感,采用初级-次级-初级的这种三明治结构的绕制方式可以降低漏感。 根据我们有限的物理经验,一个比例系数的诞生,往往预示着一个新物理量的露出。上式中的比例系数 被称为互感系数,它表征了单...
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