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续赛车性能的辅助设备

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发表于 2008-5-9 14:38:50 | 显示全部楼层 |阅读模式
< class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><FONT size=3><SPAN lang=EN-US>AGF</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">方程式赛车配备了能提高赛车性能的所有辅助设备以及</SPAN><SPAN lang=EN-US>FIA</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">所指定的安全装备:</SPAN></FONT><SPAN lang=EN-US style="FONT-SIZE: 11pt"> <BR></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT size=3>进排气系统:</FONT></SPAN><SPAN lang=EN-US style="FONT-SIZE: 11pt"> <BR></SPAN><FONT size=3><SPAN lang=EN-US>&nbsp;</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">由于赛车的发动机经常要在高转速条件下工作。因此,需要吸入更多的新鲜空气,目的有两个:</SPAN></FONT><SPAN lang=EN-US style="FONT-SIZE: 11pt"> <BR><SPAN style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </SPAN></SPAN><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">一、保持发动机的高转速,必须加多单位时间内发动机的</SPAN><SPAN lang=EN-US>“</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">完成一次进排气</SPAN><SPAN lang=EN-US>”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">也就是</SPAN><SPAN lang=EN-US>“</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">做功</SPAN><SPAN lang=EN-US>”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的次数,因此,相应加大进气量和喷油量也是必须的。而</SPAN><SPAN lang=EN-US>ECU</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">判定喷油量的多少的重要信息来自进气管空气流量传感器,也就是说对于电喷发动机来说,在不改动</SPAN><SPAN lang=EN-US>ECU</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">并在同等</SPAN><SPAN lang=EN-US>“</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">油门</SPAN><SPAN lang=EN-US>”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">(节气门)开度的情况下加大喷油量最好的方法就是提高进气效率,从而增加单位时间内的进气量,</SPAN><SPAN lang=EN-US>ECU</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">通过分析进气流量传感器收集来的数据,计算处理之后下达指令给油泵和喷油咀,向汽缸内喷注合适比例的燃油,维持</SPAN><SPAN lang=EN-US>1</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">:</SPAN><SPAN lang=EN-US>14.7</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的最佳</SPAN><SPAN lang=EN-US>“</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">油气混合比</SPAN><SPAN lang=EN-US>”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。这样说可能听起来有点糊涂,那么我们就换种说法:进气流量传感器时时向</SPAN><SPAN lang=EN-US>ECU</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">报告自己所负责工作的情况,当我们加大了单位时间内的进气流量时他会这样跟</SPAN><SPAN lang=EN-US>ECU</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">说:</SPAN><SPAN lang=EN-US>“</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">嘿!朋友,你那该注意了!我这边空气进去的可不少!</SPAN><SPAN lang=EN-US>……”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">同时,</SPAN><SPAN lang=EN-US>ECU</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">会做这样的分析</SPAN><SPAN lang=EN-US>“AFR=1</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">:</SPAN><SPAN lang=EN-US>14.7</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">!空气多了,燃油也要多一点,要不就成了</SPAN><SPAN lang=EN-US>1</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">:</SPAN><SPAN lang=EN-US>n</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">了,贫油的发动机转起来可快不了</SPAN><SPAN lang=EN-US>……”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">。接着,</SPAN><SPAN lang=EN-US>ECU</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">又跟油泵和喷油咀说:</SPAN><SPAN lang=EN-US>“</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">你们两位个辛苦点,这是经过计算的喷油量,比原来大了,你们也加快速度但是要按照我计算好的量向汽缸喷注!</SPAN><SPAN lang=EN-US>”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">油泵和喷油咀在接到命令后立刻按照</SPAN><SPAN lang=EN-US>“</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">领导</SPAN><SPAN lang=EN-US>”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">(</SPAN><SPAN lang=EN-US>ECU</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">)提供的数据向汽缸内喷注了燃油。相信这样拟人化的解释要比</SPAN><SPAN lang=EN-US>“</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">单位时间</SPAN><SPAN lang=EN-US>”“</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">同等节气门</SPAN><SPAN lang=EN-US>”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开度这样生硬的字眼容易理解多了。</SPAN></FONT></P>
< class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">二、新鲜空气的温度相对汽缸内的温度要低很多,大量吸入新鲜空气还能在一定程度上起到冷却发动机的作用。扯远了,我们回到实车上,继续进行对具体问题的分析:纸制的常规的空气滤清器由于考虑到降低成本以及在不同环境里使用的通用性,密度比较大。这样一来,虽然可以更好地过滤空气中的灰尘,给发动机提供更洁净的空气,但是相对的空气流量也减低了不少,如果把它用在赛车上就如同给一个长跑运动员戴上了厚厚的口罩。因此</SPAN><SPAN lang=EN-US>AGF</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">方程式赛车装备了</SPAN><SPAN lang=EN-US>KN</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">高流量空气滤清器。这款空气滤清器的外形有点像一个蘑菇,因此也经常被叫做</SPAN><SPAN lang=EN-US>“</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">冬菇</SPAN><SPAN lang=EN-US>”</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">空滤。在这个空滤中,常规的纸制过滤介质被特制的复合纤维织物所代替。由于此种尼龙纤维织物的密度小,因此空气流量大大增加,同时,高速流经与复合纤维间缝隙的空气,与复合纤维发生摩擦产生的静电也照样可以保证高流量空滤对灰尘的吸附能力,而且此种空滤还可以清洗后重复使用,可以说是一举多得。</SPAN></FONT></P>
< class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">而我们作为赛车爱好者,作为中国汽车运动的参与者,更应该为</SPAN><SPAN lang=EN-US>AGF</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这个新生的中国本土的方程式赛事的发展尽自己一份微薄之力。而对于刚满三岁的</SPAN><SPAN lang=EN-US>AGF</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">方程式赛车,我们应以客观地态度去呵护她,去关爱她:我们有理由相信</SPAN><SPAN lang=EN-US>AGF</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">赛车会很好的承当起大赛比赛的重任。</SPAN></FONT></P>
< class=MsoNormal style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt; mso-char-indent-count: 2.0"><FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">我们在为今天的</SPAN><SPAN lang=EN-US>AGF</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">赛车填补中国</SPAN><SPAN lang=EN-US>20</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">年赛车史上的空白而感到由衷的欣慰的同时,更应该相信明天的</SPAN><SPAN lang=EN-US>AGF</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">赛车会在世界赛车历史上写下辉煌的篇章。</SPAN></FONT></P><A href="/upload/2008-5/9/2008591438188374.jpg" target=_blank><IMG src="/upload/2008-5/9/2008591438188374.jpg" border=0></A>AGF&nbsp;&nbsp; 的CVVT&nbsp; 发动机<BR><BR>[p-center]该帖子于2008-5-9 17:39:11被 guaiguaia 编辑过[/p-center]
2008591438188374.jpg
发表于 2008-5-9 15:11:28 | 显示全部楼层
都两年了,不到一岁??<IMG src="/images/Emotions/4.gif">
发表于 2008-5-9 17:33:15 | 显示全部楼层
<>技术帖,支持啦</P>
发表于 2008-5-9 17:34:54 | 显示全部楼层
这。。。。。。
发表于 2008-5-11 19:47:30 | 显示全部楼层
技术贴
发表于 2010-5-24 19:23:59 | 显示全部楼层
提示: 作者被禁止或删除 内容自动屏蔽
发表于 2010-5-27 16:51:43 | 显示全部楼层
纯支持
发表于 2010-6-7 16:31:15 | 显示全部楼层

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