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HNLG系列<span style="color: #000000"><b><a href="http://www.gozillab.com">孔板流量?/a></b></span>是测量流量的差压发生装置,配合各种差压计或差压变送器可测量管道中各种流体的流量?b><span style="color: #ff00ff"><span style="color: #ff00ff"><span style="color: #000000"><b>孔板流量?/b></span></span></span></b>节流装置包括环室孔板,喷嘴等?b><span style="color: #ff00ff"><span style="color: #ff00ff"><span style="color: #000000"><b>孔板流量?/b></span></span></span></b>节流装置与差压变送器配套使用,可测量液体、蒸汽、气体的流量,广泛应用于石油、化工、冶金、电力、轻工等部门?br />     充满管道的流体,当它们流经管道内的节流装置时,流束将在节流装置的节流件处形成局部收缩,从而使流速增加,静压力低,于是在节流件前后便产生了压力降,即压差,介质流动的流量越大,在节流件前后产生的压差就越大,所?b>孔板流量?/b>可以通过测量压差来衡量流体流量的大小。这种测量方法是以能量守衡定律和流动连续性定律为基准的?<br />     智能节流装置?span style="color: #000000"><b><a href="http://www.gozillab.com/product/llyb/">孔板流量?/a></b></span>)是集流量、温度、压力检测功能于一体,并能进行温度、压力自动补偿的新一代流量计,该<span style="color: #000000"><b>孔板流量?/b></span>采用先进的微机技术与微功耗新技术,功能强,结构紧凑,操作简单,使用方便?br /> 二、特点:<br /> ?b> </b>节流装置结构易于复制,简单、牢固,性能稳定可靠,使用期限长,价格低廉?br /> ▲孔板计算采用国际标准与加工<br /> ?b> </b>应用范围广,全部单相流皆可测量,部分混相流亦可应用?br /> ▲标准型节流装置无须实流校准,即可投用?br /> ?b> </b>安装更简单,无须引压管,可直接接差压变送器和压力变送器?br /> <br /> 智能?b><a href="http://www.gozillab.com/product/llyb/kongbanliuliangji.html">孔板流量?/a></b>特点?br /> ▲采用进口单晶硅智能差压传感?br /> ▲高精度,完善的自诊断功?br /> ▲智能孔板流量计智能孔板流量计其量程可自编程调整?br /> ▲智能孔板流量计可同时显示累计流量、瞬时流量、压力、温度?br /> ▲具有在线、动态全补偿功能外,智能孔板流量计还具有自诊断、自行设定量程?br /> ▲配有多种通讯接口<br /> ▲稳定性高<br /> ▲量程范围宽、大?0?</p> <p style="text-align: left">智能?b>孔板流量?/b>技术指标:<br /> ▲高精度?plusmn;0.075%<br /> ▲高稳定性:优于0.1%FS/?br /> ▲高静压?0MPa<br /> ▲连续工?年不需调校<br /> ▲可忽略温度、静压影?br /> ▲抗高过?/p> <p style="text-align: left">三、选型 <br />  </p> <p style="text-align: left"> <table border="0" cellspacing="1" cellpadding="0" width="100%" bgcolor="#cccccc"> <tbody> <tr bgcolor="#ffffff"> <td valign="top" width="8%"> <p class="he" align="center"><strong>型号</strong></p> </td> <td valign="top" colspan="10"> <p class="he" align="center"><strong>??/strong></p> </td> </tr> <tr bgcolor="#ffffff"> <td class="he" valign="top" width="8%">HN LG</td> <td class="he" valign="top" colspan="10">节流装置?b> 孔板流量?</b>?/td> </tr> <tr bgcolor="#ffffff"> <td width="8%"> </td> <td class="he" valign="top" width="7%"><strong>代号</strong></td> <td valign="top" colspan="9"> <p class="he">按其结构特征的两大基本分?/p> </td> </tr> <tr bgcolor="#ffffff"> <td width="8%"> </td> <td class="he" valign="top" width="7%"><strong>K</strong></td> <td valign="top" colspan="9"> <p class="he">孔板</p> </td> </tr> <tr bgcolor="#ffffff"> <td width="8%"> </td> <td class="he" valign="top" width="7%"><strong>P</strong></td> <td valign="top" colspan="9"> <p class="he">喷嘴?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="2"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>代号</strong></p> </td> <td valign="top" width="31%" colspan="8"> <p class="he">公称压力?05Pa?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="2"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>2.5</strong></p> </td> <td valign="top" colspan="8"> <p class="he">2.5</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="2"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>10</strong></p> </td> <td valign="top" colspan="8"> <p class="he">10</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="2"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>16</strong></p> </td> <td valign="top" colspan="8"> <p class="he">16</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="2"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>25</strong></p> </td> <td valign="top" colspan="8"> <p class="he">25</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="2"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>64</strong></p> </td> <td valign="top" colspan="8"> <p class="he">64</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="2"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>100</strong></p> </td> <td valign="top" colspan="8"> <p class="he">100</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="2"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>200</strong></p> </td> <td valign="top" colspan="8"> <p class="he">200</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="3"> </td> <td valign="top" width="11%"> <p class="he" align="center"><strong>代号</strong></p> </td> <td valign="top" colspan="7"> <p class="he">口径(mm)</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="3"> </td> <td class="he" valign="top" width="11%">10?600</td> <td valign="top" colspan="7"> <p class="he">10?600mm</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>代号</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">按其结构形式细分</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>H</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">标准孔板(环室)</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>Y</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">标准孔板(法兰)</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>K</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">标准孔板(钻孔)</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>I</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">ISA 1932喷嘴</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>L</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">长径喷嘴</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>W</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">文丘利喷?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>G</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">经典文丘利管</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <h5 class="he" align="center">S</h5> </td> <td valign="top" colspan="6"> <p class="he" align="left">双重孔板</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>Q</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">圆缺孔板</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>Z</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">锥形入口孔板</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>R</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">1/4圆孔?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>P</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">偏心孔板</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>N</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">整体(内藏)孔板</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>X</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">楔形孔板</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="4"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>T</strong></p> </td> <td valign="top" colspan="6"> <p class="he" align="left">不在上述之列的特殊节流装?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="5"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>代号</strong></p> </td> <td valign="top" colspan="5"> <p class="he">介质</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="5"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>1</strong></p> </td> <td valign="top" colspan="5"> <p class="he">液体</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="5"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>2</strong></p> </td> <td valign="top" colspan="5"> <p class="he">气体</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="5"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>3</strong></p> </td> <td valign="top" colspan="5"> <p class="he">蒸汽</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="5"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>4</strong></p> </td> <td valign="top" colspan="5"> <p class="he">高温液体</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="6"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>代号</strong></p> </td> <td valign="top" colspan="4"> <p class="he">补偿形式</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="6"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>N</strong></p> </td> <td valign="top" colspan="4"> <p class="he">不带压力、温度补?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="6"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>P</strong></p> </td> <td valign="top" colspan="4"> <p class="he">带压力补偿输?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="6"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>T</strong></p> </td> <td valign="top" colspan="4"> <p class="he">带温度补偿输?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="6"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>Q</strong></p> </td> <td valign="top" colspan="4"> <p class="he">带压力、温度补偿输?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="7"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>代号</strong></p> </td> <td valign="top" colspan="3"> <p class="he">变送器差压量程范围</p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="7"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>0</strong></p> </td> <td valign="top" colspan="3"> <p class="he">微差压量?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="7"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>1</strong></p> </td> <td valign="top" colspan="3"> <p class="he">低差压量?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="7"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>2</strong></p> </td> <td valign="top" colspan="3"> <p class="he">中差压量?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="7"> </td> <td valign="top" width="7%"> <p class="he" align="center"><strong>3</strong></p> </td> <td valign="top" colspan="3"> <p class="he">高差压量?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="8"> </td> <td valign="top" width="8%"> <p class="he" align="center"><strong>代号</strong></p> </td> <td valign="top" colspan="2"> <p class="he" align="left">是否带现场显?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="8"> </td> <td valign="top" width="8%"> <p class="he" align="center"><strong>W</strong></p> </td> <td valign="top" colspan="2"> <p class="he" align="left">节流装置传感?/p> </td> </tr> <tr bgcolor="#ffffff"> <td colspan="8"> </td> <td valign="top" width="8%"> <p class="he" align="center"><strong>X</strong></p> </td> <td valign="top" colspan="2"> <p class="he" align="left">智能节流装置(流量计?/p> </td> </tr> </tbody> </table> 相关产品?b><a href="http://www.gozillab.com/product/llyb/yuanquekongban.html">圆缺孔板</a></b>,<b><a href="http://www.gozillab.com/product/llyb/huanxingkongbanliuliangji.html">环形孔板流量?/a></b> </p> <p style="text-align: left"><img width="800" height="600" alt="" src="/up_files/CIMG0073.JPG" /></p> <p style="text-align: left"><img width="800" 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