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{block name="title"}机械液压助力很重吗-丫丫百科{/block}
{block name='description'}转向系统
机械液压助力转向系统是将一部分发动机动力输出转化成液压泵压力，对转向系统施加辅助作用力，从而使轮胎转向。在大转向车速较低时，需要液压泵输出更大的功率以获得比较大的助力。也在一定程度上浪费了资源。可以回忆一下：开这样的车，尤其是低速转弯的时候，觉得方向比较沉，发动机也比较费力气。
机械液压助{/block}
{block name='keywords'}机械液压助力很重吗,侃汽车,丫丫百科{/block}

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<div class="qa_posi"><div class="c_center">您的位置：<a href="//www.tianyaya.cn">丫丫百科</a> > <a href="//www.tianyaya.cn/tuwen/qiche/">侃汽车</a> > <a href="https://www.tianyaya.cn/tuwen/15789411390346328057.html">机械液压助力很重吗</a></div></div>
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            <h1 class="tit" style="text-align: center;font-size: 28px;margin-top: 15px"><span>机械液压助力很重吗</span></h1>
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                <span>时间：2023-04-26</span>
                <span>来源：互联网公开数据整理或转载</span>
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                <p>转向系统</p><p>机械液压助力转向系统是将一部分发动机动力输出转化成液压泵压力，对转向系统施加辅助作用力，从而使轮胎转向。在大转向车速较低时，需要液压泵输出更大的功率以获得比较大的助力。也在一定程度上浪费了资源。可以回忆一下：开这样的车，尤其是低速转弯的时候，觉得方向比较沉，发动机也比较费力气。</p><p>机械液压助力根据系统内液流方式的不同，可以分为常压式液压助力和常流式液压助力。</p><p>常压式液压助力系统的特点是无论方向盘处于正中位置还是转向位置、方向盘保持静止还是在转动，系统管路中的油液总是保持高压状态；</p><p>常流式液压转向助力系统的转向油泵虽然始终工作，但液压助力系统不工作时，油泵处于空转状态，管路的负荷要比常压式小，大多数液压转向助力系统都采用常流式。</p><p>助力转向</p><p>发动机</p><p>轮胎</p><p>功率</p>            </div>
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