"

英冠直播-高清直播-【米fun直播】拥有全球最顶尖的原生APP,每天为您提供千场精彩体育赛事,英冠直播-高清直播-【米fun直播】更有真人、彩票、电子老虎机、真人电子竞技游戏等多种娱乐方式选择,英冠直播-高清直播-【米fun直播】让您尽享娱乐、赛事投注等,且无后顾之忧!

<address id="phhdn"></address>

<form id="phhdn"></form>

<address id="phhdn"><address id="phhdn"><menuitem id="phhdn"></menuitem></address></address>

    <address id="phhdn"></address>

    <listing id="phhdn"><listing id="phhdn"><menuitem id="phhdn"></menuitem></listing></listing>
      <form id="phhdn"></form>
      "

      ղ    Ϊҳ
      Ʒ
      > IGBTɢ >

      IGBTĵЧ·ģ

      뵼ԿʹòͬĵЧ·ģ
      ·ģ
       ͼ 1: ·ģ (Continued fraction circuit,ҲCauerģ, Tģͻ)
      ·ģ(Continued fraction circuit)Ӧ˴ڲİ뵼ʵ֪ÿIJʱܹģȻҪ ÿϵ·ͼʮ鷳ÿһ㣨оƬоƬӲƬӢֱ-ֱ-funֱƬӲװ壩ӦRCԪʾ˴·ģ͵ĸڵܹÿϵڲ¶Դhttp://www.menopause-defeated.com/sr/297.html
       ֲ·ģ
      ͼ 2: ֲ·ģ (Partial fraction circuit,ҲFosterģͻpiģ)
      ·ģͲͬӢֱ-ֱ-funֱֲ·ģ(Partial fraction circuit)RCֲϲӦڵûκӦֲøģΪϵ״Ѳõɢеõ˸ģڽ¶ȷֲ
      ڱӦֲӢֱ-ֱ-funֱӢֱ-ֱ-funֱֲ·ģеϵеrһʾ
      һӣ
      ֲ·ģеϵ
      迹߷̼Tj㹫ʽ
      ˲̬迹
      ֲ·ģк빦P(t), Tcase IGBT ķģ
      ͼ 3: ֲ·ģк빦P(t), Tcase IGBT ķģ
      ʵӦɢƬ¶Ȳܼ򻯼Ϊ㶨ֵΪɢƬʱ䳣Ӣֱ-ֱ-funֱӢֱ-ֱ-funֱڵʱ䲻Ƕ̵ԺԵڷǹ̶ĹӢֱ-ֱ-funֱҪTcase(t )в߽IGBTģɢƬģӢֱ-ֱ-funֱ
      ǵȽ
      ·ģµ¶ʱõȽRt h δ֪ĵȽZt hȻھֲ·ģһԾĹ뵽IGBTʱͨȽ¶漴˽ʵвڵĽַԱ
      1) ɢƬZth ͨõӢֱ-ֱ-funֱӦû¶TcaseɢƬ¶ThsȽѾɢƬ¶ȲͲٵֿ
      2) IGBTѾ֪빦P(t)¶Tcase(t)ֱӲõӶͼ3õ
      IGBTɢƬþֲ·ģͻ·ģ
      ûӢֱ-ֱ-funֱĻĿǰеIGBTɢƬȲ·ģͼ·ģͺ;ֲ·ģͶṩIGBTĽᵽɢƬΧȴݹҪIGBTɢƬģͺϲһͻҪĸģ͵رIGBTɢƬǷֱ
      ·ģеIGBT ɢƬ
      ۺϵ·ģ
      ͼ 4: ۺϵ·ģ
      ·ģͺģӵĸϲģʹȴݹϲ㴫—ڵ·еĵ—һʱӳٺ󵽴ﲢɢƬ·ģͿͨһľֲ·ģͱ任õӢֱ-ֱ-funֱ
      ͨṹÿһϷԪģӢֱ-ֱ-funֱԿԽһģֻڰijһضɢƬʱǿܵӢֱ-ֱ-funֱΪɢƬIGBTĴ໥õӰҲӦʱIGBTRthjcӰʵеɢƬõɢƬһӢֱ-ֱ-funֱôͲͨʵʵɢƬнģ
      ֲһֲ·ģ͵IJΪǻڲõĽԼṩZthjcΪƵֲ·ģͱ任Ϊ·ģпܵ任Ӣֱ-ֱ-funֱһRth/CֵںܶԲͬRthCȡֵұ任µ·ģеRCֵͽڵ㶼ûȷһ任õIJ·ģͶӦ·ģͻִ
      ֤: ҸͼƬ
         Ϻ˵ӿƼ޹˾
         ϵˣС
         ߣ021-58979561
         ҵѯqq447495955
         ҵѯqq1852433657
         ҵѯqq513845646
         ֧qq313548578
         Ⱥ376450741
         ҵѯ:  ҷϢ
         ҵѯ:  ҷϢ
         ҵѯ:  ҷϢ
         ֧:  ҷϢ
         ý:  ҷϢ

      Ӣֱ-ֱ-funֱ

      <address id="phhdn"></address>

      <form id="phhdn"></form>

      <address id="phhdn"><address id="phhdn"><menuitem id="phhdn"></menuitem></address></address>

        <address id="phhdn"></address>

        <listing id="phhdn"><listing id="phhdn"><menuitem id="phhdn"></menuitem></listing></listing>
          <form id="phhdn"></form>