{"meta":{"id":"https:\/\/api.iclient.ifeng.com\/ipadtestdoc?aid=ucms_7zqDU9LlAt9","type":"doc","o":"1","documentId":"ucms_7zqDU9LlAt9"},"body":{"newStatus":"1","documentId":"ucms_7zqDU9LlAt9","staticId":"ucms_7zqDU9LlAt9","title":"关于双离合变速箱,到底是湿式好还是干式好呢?","shareTitle":"关于双离合变速箱,到底是湿式好还是干式好呢?","thumbnail":"http:\/\/d.ifengimg.com\/w150_h106_q100\/img1.ugc.ifeng.com\/newugc\/20200917\/17\/wemedia\/9ad79ba9987a1382fd0c58c82bfb90682f0a93d7_size106_w1023_h682.jpeg","source":"","author":"","editorcode":"weMedia","editTime":"2020-09-17 17:28:09","updateTime":"2020\/09\/17 17:28:09","wapurl":"http:\/\/\/\/feng.ifeng.com\/c\/7zqDU9LlAt9","introduction":"","wwwurl":"http:\/\/\/\/feng.ifeng.com\/c\/7zqDU9LlAt9","commentsUrl":"ucms_7zqDU9LlAt9","commentCount":0,"hasVideo":"Y","text":"
最近,好多车主朋友都问我“双离合变速箱怎么样,湿式好还是干式好”,“干式是不是比湿式容易坏”之类的问题。<\/p>
今天,我们就来说一下关于双离合变速箱的问题。首先,我们得了解什么是双离合,干式和湿式有什么区别。<\/p>
一、什么是双离合变速箱:<\/p>
我们可以简单地按照字面理解,因为有两组离合器,一组对应奇数档、一组对应偶数档,所以就叫双离合。当你在这一个档位的时候,另一组离合器就帮你把下一个档位准备好,所以双离合在换挡的时候非常的顺畅,不会有迟滞。<\/p>
<\/p>
<\/p>
二、湿式和干式的区别:<\/p>
1、湿式双离合,他的零件都是装在充满油液的变速箱壳体内,靠液压推动双离合器来进行换挡。由于零件都泡在油里,所以他的导热效果比较好,不会很容易就烧坏离合器摩擦片这些,也能承受更大的扭矩,很多运动型的车辆都是使用的湿式双离合。<\/p>
2、干式双离合,他是湿式改进而来的,他的技术性其实要更强一些。由于减少的液压推动换挡的环节,他的换挡速度和传动效率比湿式的要更好,最重要的还是性价比特别高。<\/p>
唯一的问题就是由于散热不好,经常会导致摩擦片烧焦、温度过高抛锚等等问题。这个是不可避免的本质问题,这两年也应运而出了一些介绍干式双离合热量产生的技术,已经比之前有所好转。<\/p>
三、总结以上,关于“干式是不是比湿式容易坏”,“干式好还是湿式好”这两个问题。就目前来看,干式确实比湿式的要容易坏一些,主要是散热的问题。<\/p>
1、干式的优点:换挡速度快、传动效率好,性价比高。(像大众的DQ200;福特、别克以及部分国产车型的DCT250;现代、起亚的D7UF1都是比较具有代表性的干式双离合)<\/p>
2、湿式的优点:承受扭矩大、散热好、故障率较低。(市面上大部分二十万以上的双离合车型,基本都是湿式的)<\/p>","img":[{"url":"http:\/\/d.ifengimg.com\/mw640_q100\/img1.ugc.ifeng.com\/newugc\/20200917\/17\/wemedia\/2fa418766d535ae74cf99d2d02904f249f8c4f42_size209_w1280_h853.jpg","size":{"width":"640","height":"426"}}],"summary":"最近,好多车主朋友都问我“双离合变速箱怎么样,湿式好还是干式好”,“干式是不是比湿式容易坏”之类的问题。今天,我们就来说一下关于双离合变速箱的问题。首先,我们得","sharesummary":"最近,好多车主朋友都问我“双离合变速箱怎么样,湿式好还是干式好”,“干式是不是比湿式容易坏”之类的问题。今天,我们就来说一下关于双离合变速箱的问题。首先,我们得","videoPoster":"http:\/\/d.ifengimg.com\/mw640_q100\/x0.ifengimg.com\/res\/2020\/A811B6C33FFFDFE953E3EFCE0C6D3F864FAAD535_size99_w544_h960.jpg","videoSrc":"","videos":[{"guid":"ee5e4b41-846d-45a3-bce4-d7d44af47439","staticId":"video_ee5e4b41-846d-45a3-bce4-d7d44af47439","columnId":"","duration":"00:00:34","title":"关于双离合变速箱,到底是湿式好还是干式好呢?","thumbnail":"http:\/\/d.ifengimg.com\/w480_h360_q100\/x0.ifengimg.com\/res\/2020\/A811B6C33FFFDFE953E3EFCE0C6D3F864FAAD535_size99_w544_h960.jpg","thumbnailSize":{"width":"480","height":"360"},"video":{"Normal":{"src":"http:\/\/ips.ifeng.com\/video19.ifeng.com\/video09\/2020\/09\/17\/p37248912-102-9987636-172837.mp4?ifsign=1","fileSize":""},"HD":{"src":"http:\/\/ips.ifeng.com\/video19.ifeng.com\/video09\/2020\/09\/17\/p37248912-102-9987636-172837.mp4?ifsign=1","fileSize":""}},"videoAppDesc":"凤凰视频客户端","android_downloadurl":"http:\/\/dl.app.ifengcdn.com\/ifengapps\/20190920\/IfengVideo_aPhone_V7.6.7_1909191357_12031.apk","relation":[]},{"guid":"cf342ec0-b2a4-4b9a-8dee-a32ef5edc014","staticId":"video_cf342ec0-b2a4-4b9a-8dee-a32ef5edc014","columnId":"","duration":"00:00:44","title":"关于双离合变速箱,到底是湿式好还是干式好呢?","thumbnail":"http:\/\/d.ifengimg.com\/w480_h360_q100\/x0.ifengimg.com\/res\/2020\/96A2F32A427D4FCC3C73620D89997970059D3C61_size91_w544_h960.jpg","thumbnailSize":{"width":"480","height":"360"},"video":{"Normal":{"src":"http:\/\/ips.ifeng.com\/video19.ifeng.com\/video09\/2020\/09\/17\/p37248913-102-9987636-172837.mp4?ifsign=1","fileSize":""},"HD":{"src":"http:\/\/ips.ifeng.com\/video19.ifeng.com\/video09\/2020\/09\/17\/p37248913-102-9987636-172837.mp4?ifsign=1","fileSize":""}},"videoAppDesc":"凤凰视频客户端","android_downloadurl":"http:\/\/dl.app.ifengcdn.com\/ifengapps\/20190920\/IfengVideo_aPhone_V7.6.7_1909191357_12031.apk","relation":[]}],"commentType":"0","wemediaEAccountId":"1555870","showclient":"0","shareurl":"https:\/\/ishare.ifeng.com\/c\/s\/v002ozb64y7edAJ5EGCO3wr1LLIMQoxOfEVwhAgusx4a8Rg__","praise":"0","like_num":"0"}}