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dongyong 发表于 2008-6-13 11:18

乾坤大挪移——打造零噪音电脑

<P align=center><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 24pt"><FONT color=#000000>乾坤大挪移</FONT></FONT></FONT></STRONG></P><BR>
<P align=center><FONT color=#000000><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 14pt"><BR></FONT></FONT></STRONG><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 14pt">——打造零噪音<SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%B5%E7%C4%D4">电脑</SPAN></FONT></FONT></STRONG></FONT></P><BR>
<P align=center><FONT color=#000000><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 14pt"></FONT></FONT></STRONG></FONT></P><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 12pt"><FONT color=#000000>  前言<BR><BR></FONT></FONT></FONT></STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  朋友,你见过CPU、南北桥芯片在PCB背面的<SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%D6%F7%B0%E5">主板</SPAN>吗?你见过主机和低音炮合而为一的电脑吗?这不是奇迹,更不是天方夜谭!而是笔者所发明的一种超越BTX的PC散热方案。在这个方案的指引下,笔者近日成功地打造了一台内置多声道功放的零噪音电脑。</FONT></FONT></FONT><BR><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000></FONT></FONT></FONT><BR>
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<P align=center><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000><SPAN id=attach_290725 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; LEFT: 543px; POSITION: absolute; TOP: 832px"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290725', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290725', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_875c9a6435d89bb62ea6KW5ZN46MA9oV.jpg" onload="attachimg(this, 'load')" border=0> </P>
<DIV class=t_attach id=attach_290725_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290725&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image002.jpg</FONT></STRONG></A> (13.19 KB)<BR>
<DIV class=t_smallfont>2007-5-11 15:33</DIV></DIV></FONT></FONT></FONT><BR>
<P></P><BR><BR><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  改造后的电脑主机箱体采用高密度板<SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%D6%C6%D7%F7">制作</SPAN>(图1),前面板装有6.5英寸低音喇叭和一个Φ75倒相孔,其余地方完全密封,与普通低音炮几乎没区别。箱体两侧后半部装有两块20cm×43cm×4cm的大型铝散热片,CPU、南北桥芯片、<SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%D3%B2%C5%CC">硬盘</SPAN>、<SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%B5%E7%D4%B4">电源</SPAN>、功放等全部由这两块散热片进行散热。整机没用一个风扇,除了轻微的<SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%D3%B2%C5%CC">硬盘</SPAN>马达转动声,几乎听不到任何噪音。<BR><BR></FONT></FONT></FONT><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>主机<SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%C5%E4%D6%C3">配置</SPAN>:</FONT></FONT></FONT></STRONG><BR><FONT color=#000000><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">CPU</FONT></FONT></STRONG><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">: </FONT></FONT></STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">Core 2 Duo E6300</FONT></FONT></FONT><BR><FONT color=#000000><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">主板</FONT></FONT></STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">:<SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%BB%AA%CB%B6">华硕</SPAN>P5B-VM</FONT></FONT></FONT><BR><FONT color=#000000><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt"><SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%CF%D4%BF%A8">显卡</SPAN></FONT></FONT></STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">:主板集成</FONT></FONT></FONT><BR><FONT color=#000000><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">硬盘</FONT></FONT></STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">:希捷7200.9 160GB(SATA)</FONT></FONT></FONT><BR><FONT color=#000000><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt"><SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%C4%DA%B4%E6">内存</SPAN></FONT></FONT></STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">:威刚DDR2 667 1GB</FONT></FONT></FONT><BR><FONT color=#000000><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">电源</FONT></FONT></STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">:Tt暗黑680<BR><BR></FONT></FONT></FONT><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 12pt">  设计思路<BR><BR></FONT></FONT></STRONG><FONT color=#000000><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt">  此次改造缘于笔者发明的“<SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%BC%C6%CB%E3%BB%FA">计算机</SPAN>主机整体散热方案”(图2):</FONT></FONT><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt">将</FONT></FONT><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT face="Times New Roman ">CPU</FONT></FONT></FONT><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt">及南北桥芯片安装在主板的背面,</FONT></FONT><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT face="Times New Roman ">CPU</FONT></FONT></FONT><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt">和芯片周围就没有过高的物体阻碍,从而使得</FONT></FONT><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT face="Times New Roman ">CPU</FONT></FONT></FONT><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt">可以直接用大型的无风扇被动散热器进行散热。该散热器装在机箱的表面,冷却气流不必经过机箱内部,直接将</FONT></FONT><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT face="Times New Roman ">CPU</FONT></FONT></FONT><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt">、电源等的热量释放到外部环境中。</FONT></FONT></FONT><BR>
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<P align=center><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 12pt"><SPAN id=attach_290726 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; LEFT: 534px; POSITION: absolute; TOP: 1409px"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290726', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290726', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_67f018386cae552273bfOTYuOxKwpC5r.jpg" onload="attachimg(this, 'load')" border=0> </P>
<DIV class=t_attach id=attach_290726_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290726&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image003.jpg</FONT></STRONG></A> (13.18 KB)<BR>
<DIV class=t_smallfont>2007-5-11 15:33</DIV></DIV><BR><BR></FONT></FONT></STRONG>
<P></P><BR><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 12pt">  主板散热改造<BR><BR></FONT></FONT></STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  现实中我们无法买到CPU装在背面的主板,只能对现有主板进行改造。为了降低改造的难度,笔者选用了华硕的P5B-VM集成主板。之所以选择这块主板,是因为内存插槽和24针电源插槽位于主板中间三个安装孔的下方,而这两类插槽是必须保留的,不容易改造。</FONT></FONT></FONT><BR><BR><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000></FONT></FONT></FONT>
<P align=center><SPAN id=attach_290727 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; LEFT: 570px; POSITION: absolute; TOP: 1805px"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290727', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290727', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_f26c333acd8b9c1e9a59OgEyLgNLeV5V.jpg" onload="attachimg(this, 'load')" border=0> </P>
<DIV class=t_attach id=attach_290727_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290727&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image004.jpg</FONT></STRONG></A> (15.76 KB)<BR>
<DIV class=t_smallfont>2007-5-11 15:33</DIV></DIV>
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<P align=center><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><SPAN id=attach_290728 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; LEFT: 570px; POSITION: absolute; TOP: 2046px"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290728', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290728', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_fa30a81424e840e05112mrQsYbbRpu0J.jpg" onload="attachimg(this, 'load')" border=0> </P>
<DIV class=t_attach id=attach_290728_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290728&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image005.jpg</FONT></STRONG></A> (14.25 KB)<BR>
<DIV class=t_smallfont>2007-5-11 15:33</DIV></DIV></FONT></FONT></STRONG>
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<P align=center><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"></FONT></FONT></STRONG></P><BR><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  要让CPU直接贴在大型铝散热片上,必须拆除内存插槽上方所有比CPU高的部件。如此一来,PCI插槽就没办法保留了(图3)。拆下的部件被一一对应安装到主板的背面(图4)。</FONT></FONT></FONT><BR><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000></FONT></FONT></FONT><BR><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  接下来对照主板安装孔的位置,在散热器上开出螺丝孔。由于该主板上CPU供电电路的开关三极管与CPU差不多高,且非常脆弱,难以改装到主板背面,因此笔者只好为CPU垫了一块4mm厚的铝片,而南、北桥芯片垫了两块4mm厚的铝片。注意,为了减小CPU与散热片之间的热阻,最好选用面积大的金属垫片,并涂好导热硅脂(图5)。将散热片安装到主板上后,<SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%BF%AA%BB%FA">开机</SPAN>测试一下,看主板能否正常工作。</FONT></FONT></FONT><BR><BR>
<P align=center><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000><SPAN id=attach_290729 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; LEFT: 569px; POSITION: absolute; TOP: 2415px"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290729', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290729', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_851e775fab3617cd68d3hzHPR2LyLfe6.jpg" onload="attachimg(this, 'load')" border=0> </P>
<DIV class=t_attach id=attach_290729_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290729&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image006.jpg</FONT></STRONG></A> (10.44 KB)<BR>
<DIV class=t_smallfont>2007-5-11 15:33</DIV></DIV><SPAN id=attach_290730 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; POSITION: absolute"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290730', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290730', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_7121bc38e881893c275bOgx8T7FHYq5w.jpg" onload="attachimg(this, 'load')" border=0>
<DIV class=t_attach id=attach_290730_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290730&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image007.jpg</FONT></STRONG></A> (13.35 KB)<BR>
<DIV class=t_smallfont>2007-5-11 15:33</DIV></DIV></FONT></FONT></FONT></FONT></FONT></FONT><BR>
<P></P><BR><BR><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><BR></FONT></FONT><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  低音炮的箱体是不允许漏气的,所有外接的接口处都要进行气密处理。笔者用一块3mm厚的废旧铝板制作了一个接口板(图6),并对缝隙用硅胶进行了密封。原打算将PCI-E插槽也用排线接出来,而且采用和主板一样的方法改造显卡(即让GPU直接贴在散热片上),但因引线太多,难度较大,只好放弃了。<BR><BR></FONT></FONT></FONT><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 12pt">  电源散热改造<BR><BR></FONT></FONT></STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  电源的散热改造比主板的简单多了,因为Tt暗黑680电源的开关、整流管与散热片之间都有绝缘垫片,所以只要将电路板上高压部分与开关管散热片之间的电路切断,再将电源反扣在另一块大型铝散热器上,并固定好即可(图7)。<BR><BR></FONT></FONT></FONT>
<P align=center><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><SPAN id=attach_290731 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; LEFT: 569px; POSITION: absolute; TOP: 3016px"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290731', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290731', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_f05791f2888232ccf9d6LvhIWnNy16w2.jpg" onload="attachimg(this, 'load')" border=0> </P>
<DIV class=t_attach id=attach_290731_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290731&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image008.jpg</FONT></STRONG></A> (14.09 KB)<BR>
<DIV class=t_smallfont>2007-5-11 15:33</DIV></DIV><SPAN id=attach_290732 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; POSITION: absolute"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290732', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290732', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_697cd11ee232d13f5aa2QhmidjtRzsQg.jpg" onload="attachimg(this, 'load')" border=0>
<DIV class=t_attach id=attach_290732_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290732&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image009.jpg</FONT></STRONG></A> (17.59 KB)<BR>
<DIV class=t_smallfont>2007-5-11 15:33</DIV></DIV></FONT></FONT></STRONG></FONT></FONT><BR>
<P></P><BR><BR><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  由于原电源滤波电路的一部分是接在电源进线插座上的,因此在高压部分加装了一部分滤波电路(图8),具体方法是:将低压滤波线圈外接出来,并用硅酮导热胶粘在散热器上,这样会大大降低电源工作时的温度(最好将主变压器和低压部分的滤波线圈全部外接出来)。</FONT></FONT></FONT><BR><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000></FONT></FONT></FONT><BR><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 12pt">  功放部分改造<BR><BR></FONT></FONT></STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  图9是笔者用TDA1521纯手工制作的2.1功放电路,其中电路板是用雕刻刀手工刻制的(图10)。当然,如果你对功放电路不太熟悉,可直接购买12V的车用成品功放。</FONT></FONT></FONT><BR><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000></FONT></FONT></FONT><BR>
<P align=center><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><SPAN id=attach_290733 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; POSITION: absolute"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290733', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290733', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_6000fc6986d1e55cbd3dir9sdhJcdA38.jpg" onload="attachimg(this, 'load')" border=0> </P>
<DIV class=t_attach id=attach_290733_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290733&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image010.jpg</FONT></STRONG></A> (17.25 KB)<BR>
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<P align=center><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><SPAN id=attach_290734 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; LEFT: 575px; POSITION: absolute; TOP: 3844px"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290734', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290734', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_d9038590317e1b0b80d1wLU9O6QwINSa.jpg" onload="attachimg(this, 'load')" border=0> </P>
<DIV class=t_attach id=attach_290734_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290734&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image011.jpg</FONT></STRONG></A> (11.92 KB)<BR>
<DIV class=t_smallfont>2007-5-11 15:33</DIV></DIV></FONT></FONT>
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<P align=center><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"></FONT></FONT></P><BR><BR><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 12pt">  箱体改造<BR><BR></FONT></FONT></STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  箱子是画好图纸后找木工定做的,采用18mm高密度板(图11)。笔者先用黑漆喷了一次,不好看,后来用墙纸将外面贴了一下。箱内有先锋6.5英寸低音单元,以及用PVC排水管制作的倒相管(图12)。</FONT></FONT></FONT><BR><BR>
<P align=center><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><SPAN id=attach_290735 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; LEFT: 575px; POSITION: absolute; TOP: 4207px"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290735', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290735', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_3f6850167a1581581003nK9QohvJnKe7.jpg" onload="attachimg(this, 'load')" border=0> </P>
<DIV class=t_attach id=attach_290735_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290735&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image012.jpg</FONT></STRONG></A> (9.23 KB)<BR>
<DIV class=t_smallfont>2007-5-11 15:33</DIV></DIV><SPAN id=attach_290736 onmouseover="showMenu(this.id, 0, 1)" style="DISPLAY: none; POSITION: absolute"><IMG src="http://bbs.cpcw.com/images/style/sea/attachimg.gif" border=0></SPAN> <IMG onmouseover="attachimginfo(this, 'attach_290736', 1);attachimg(this, 'mouseover')" onmouseout="attachimginfo(this, 'attach_290736', 0, event)" alt="" src="http://bbs.cpcw.com/attachments/month_0705/20070511_01cfc0c450257b45c7efIkyYoqtLLM1f.jpg" onload="attachimg(this, 'load')" border=0>
<DIV class=t_attach id=attach_290736_menu style="DISPLAY: none; POSITION: absolute"><IMG class=absmiddle alt="" src="http://bbs.cpcw.com/images/attachicons/image.gif" border=0> <A href="http://bbs.cpcw.com/attachment.php?aid=290736&amp;nothumb=yes" target=_blank><STRONG><FONT color=#0000ff>image013.jpg</FONT></STRONG></A> (9.64 KB)<BR>
<DIV class=t_smallfont>2007-5-11 15:33</DIV></DIV></FONT></FONT><BR>
<P></P><BR><BR><BR><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 12pt"><FONT color=#000000>  结语<BR><BR></FONT></FONT></FONT></STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  经过上述改造后,这台主机的噪声非常小,低音炮的效果也很不错。经测试,在长时间看HDTV节目时,CPU核心温度约50℃(室温20℃),稍微有点高,建议大家选用更大型的散热片。该主机如果配上卫星音箱、液晶电视或投影机,可完全取代现有客厅的视听设备,而搭配<SPAN class=t_tag onclick=tagshow(event) href="tag.php?name=%CF%D4%CA%BE%C6%F7">显示器</SPAN>后,又摇身“变”成一台标准PC。</FONT></FONT></FONT><BR><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000></FONT></FONT></FONT></STRONG><BR><STRONG><FONT face="宋体 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  (浙江许东升)</FONT></FONT></FONT></STRONG><BR><STRONG><FONT face="宋体 "><FONT color=#000000></FONT></FONT></STRONG><BR><BR><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 12pt"><FONT color=#000000>  作者访谈<BR><BR></FONT></FONT></FONT></STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  可以看出,作者是一位知识丰富、动手能力很强的DIY玩家。下面就让我们一起来分享他成功的经验。<BR><BR></FONT></FONT></FONT><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  问:你是怎样想到发明这种散热方式的?<BR><BR></FONT></FONT></FONT></STRONG><FONT color=#000000><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">  答:</FONT></FONT></STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">2002</FONT></FONT><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">年,我在一个硬件论坛里和别人讨论关于主机噪音的问题。由于我比较爱好音响,因此很自然地想到了被动散热才是实现静音的最佳方法,但被动散热需要散热器的表面积相当大,当时只想到把CPU放到主板背面,再用大型的散热器进行散热。2004年我看到Intel的BTX架构后才有了更深的触动,便进行了一系列的设计,并于当年8月23日提交了专利申请。</FONT></FONT></FONT><BR><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000></FONT></FONT></FONT></STRONG><BR><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  问:在整个研发过程中,你遇到了哪些困难?资金投入多大?<BR><BR></FONT></FONT></FONT></STRONG><FONT color=#000000><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">  答:</FONT></FONT></STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">在研发过程中,我遇到了不少困难,有技术上的,也有资金上的,但最大的还是后者。由于这个方案改变了主板的传统设计思路,而订做这样一块主板需要20万元。在资金缺乏的情况下,我只好用现有的硬件来做试验。到目前为止我已投入了1万多元。</FONT></FONT></FONT><BR><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000></FONT></FONT></FONT><BR><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt"><FONT color=#000000>  问:对DIY玩家来说,个人制作这样一台零噪音主机应注意什么?<BR><BR></FONT></FONT></FONT></STRONG><FONT color=#000000><STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">  答:</FONT></FONT></STRONG><FONT face="楷体_GB2312 "><FONT style="FONT-SIZE: 10.5pt">(1)应具备过硬的电子维修基本功。(2)操作时注意防静电,除了工具必须全部接地外,每次动手前用自来水洗一下手,每完成一个步骤最好试一下机。(3)改造主板前最好给每部分电路都拍好照,记住待改装零件的具体位置。(4)电源选用那种无风扇的静音产品,并注意绝缘。(5)功放电路板最好选择市售成品板,功放电源必须独立,且功放只能通过主板的音频部分接地。(6)若要把低音炮与主机箱做在一起,则应注意箱子的密封性。</FONT></FONT></FONT>

wsinger 发表于 2008-6-15 12:48

牛人还是多啊!佩服!

ssddsspp 发表于 2008-6-15 14:52

确实是高手如云呀

yaoquanrong 发表于 2008-6-15 15:42

高手在改造,值得探讨与学习。

仿佛自由 发表于 2008-6-15 17:18

:@2# 这个的确少见~~~NB

huxu88 发表于 2008-6-15 17:20

有点意思

imhjyo 发表于 2008-6-16 09:55

太强大了,希望有厂家联系他,我们就不用改造也能用上这个主板,呵呵

zjq1106 发表于 2008-6-16 23:15

<P>防磁化,楼主点解决啊??</P>

acai1123 发表于 2008-6-16 23:36

用的是笔记本!想买台台式玩玩

刀口漫步 发表于 2008-6-16 23:48

小董这么强啊

nkzx3533 发表于 2008-6-17 10:03

好强 好强大

dongyong 发表于 2008-6-17 14:19

[quote]原帖由 <I>zjq1106</I> 于 2008-6-16 23:15 发表 <A href="http://bbs.kpchina.net/redirect.php?goto=findpost&amp;pid=890025&amp;ptid=71333" target=_blank><IMG alt="" src="http://bbs.kpchina.net/images/common/back.gif" border=0></A> 防磁化,楼主点解决啊?? [/quote]找专家

fj627 发表于 2008-6-17 19:02

这个方案的确不错呀

мr.мo 发表于 2008-6-17 23:03

确实很长见识。。楼主这样的 配置,简直让我无法想象了。

orgift 发表于 2008-6-20 19:59

  够猛地

zxfzxf101 发表于 2008-6-21 20:35

创意很好,推广就难了点,还是很佩服LZ的。佩服,:@20#

9881585 发表于 2008-6-21 23:53

强人啊,电脑成这样了。佩服!

andy6850 发表于 2008-6-22 13:57

确实是牛人。。呵呵佩服!

vicowang 发表于 2008-6-24 18:35

牛人!呵呵

forgetlove1314 发表于 2008-6-29 21:36

:@7#
我已经晕了。。。。
这个不适合我:@18#

zy59190 发表于 2008-7-1 17:49

你还真牛的很呢!这样乾坤大挪移没有见过,今天让我开眼了!:@6#

beida2007 发表于 2008-7-2 15:13

真厉害,我长见识了啊

rivatnt 发表于 2008-7-3 17:08

佩服,超静音电脑听音乐一定不错哦。

zym0550 发表于 2008-7-31 21:08

你太牛了

七喜 发表于 2008-8-2 13:50

确实是高手

xujiansony 发表于 2008-8-4 17:18

说实在的,像这样忙活了半天,没什么实际意义!

vipvipw 发表于 2008-8-16 17:53

主机更低音炮密封在一起吗?
一来不通风,温度不散,二来低音炮会有强烈震动啊,可行吗?

junde_li 发表于 2008-8-17 09:50

*** 作者被禁止或删除 内容自动屏蔽 ***

云海苍龙 发表于 2008-8-17 11:36

高手,的的确确的高手。动手能力太强了 .........

蕏蕏渧夢 发表于 2008-8-18 10:23

高手就是不一样呀

bnmynsds 发表于 2008-8-20 20:38

高手的玩法

475589897 发表于 2008-8-21 08:56

高手在改造,值得探讨与学习。

bbgazb 发表于 2008-8-21 21:04

看到了!~

还真是厉害啊!~

草样年华 发表于 2008-8-22 17:04

低音引起的机箱震动  对硬盘的影响如何解决?!

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