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	<title>煤焦油流量计 - 金湖凯铭仪表</title>
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	<description>流量&#124;液位&#124;温度&#124;压力</description>
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	<title>煤焦油流量计 - 金湖凯铭仪表</title>
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		<title>楔形流量计</title>
		<link>https://www.zhanfengdesign.com/xxllj/</link>
		
		<dc:creator><![CDATA[jingangxiaohulu3wa]]></dc:creator>
		<pubDate>Wed, 06 May 2026 16:04:26 +0000</pubDate>
				<guid isPermaLink="false">https://www.zhanfengdesign.com/?post_type=product&#038;p=6750</guid>

					<description><![CDATA[<p>产品概述 LX 系列产品可以满足大多数流 [&#8230;]</p>
<p><a href="https://www.zhanfengdesign.com/xxllj/">楔形流量计</a>最先出现在<a href="https://www.zhanfengdesign.com">金湖凯铭仪表</a>。</p>
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										<content:encoded><![CDATA[		<div data-elementor-type="product-post" data-elementor-id="6750" class="elementor elementor-6750" data-elementor-post-type="product">
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					<h2 class="elementor-heading-title elementor-size-default">产品概述</h2>				</div>
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									<p>LX 系列产品可以满足大多数流体的测量要求，它结构简单、性能可靠、安装使用方便、价格便宜。被广泛用于清洁液体、高粘度流体、腐蚀性流体、浆液、各种气体包括空气、蒸汽、脏污煤气和天然气等的测量。在管道雷诺数小至 500 或介质粘度高达 500mPa.s 的情况下也可使用。更理想地适用于传统流量仪表无法胜任的场合。其高精度、宽范围度和适用范围之广是无与伦比的。</p>								</div>
					</div>
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		<div class="elementor-element elementor-element-ba414bb e-flex e-con-boxed e-con e-parent" data-id="ba414bb" data-element_type="container" data-e-type="container">
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					<h2 class="elementor-heading-title elementor-size-default">工作原理</h2>				</div>
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									<p>流量计的基本测量原理和孔板及传统的文丘里等差压式流量测量仪表***相同，都是以能量守恒定律———伯努利方程和流动连续性方程为基础的流量测量方法。</p>								</div>
				</div>
		<div class="elementor-element elementor-element-27a0aa6 e-con-full e-flex e-con e-child" data-id="27a0aa6" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-b2297b2 elementor-widget elementor-widget-image" data-id="b2297b2" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
															<img fetchpriority="high" decoding="async" width="500" height="238" src="https://www.zhanfengdesign.com/wp-content/uploads/2026/05/xxlljgzyl-e1779119051187.webp" class="attachment-large size-large wp-image-6754" alt="工作原理" />															</div>
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									<p>通过节流件——楔块产生的差压的平方根正比于质量或体积流量，不同的弓形高度 h 与管道直径 D 的比（楔形比 h/D）来确定不的流量测量范围，LX 楔形流量计可以解决你***困难的流量测量，并保证精确可靠的测量结果。<br />楔形流量计流量方程：</p><p>式中：<br />qv&#8212;体积流量，m³/s<br />C&#8212;流出系数；<br />Ɛ&#8212;可膨胀性系数；<br />m&#8212;节流面积比，m=S1/（πD²）/4<br />S1&#8212;弓形流通面积，m²；<br />D&#8212;管道内径，m；<br />Δp&#8212;差压，Pa；<br />ρ&#8212;被测介质密度，kg/m³<br />​S1的计算：</p>								</div>
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		<div class="elementor-element elementor-element-add996d e-con-full e-flex e-con e-child" data-id="add996d" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-88c39c8 elementor-widget elementor-widget-image" data-id="88c39c8" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
															<img decoding="async" width="400" height="674" src="https://www.zhanfengdesign.com/wp-content/uploads/2026/05/xxlljgzylfc1-e1779119076404.webp" class="attachment-large size-large wp-image-6755" alt="原理计算公式" />															</div>
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					<h2 class="elementor-heading-title elementor-size-default">性能特点</h2>				</div>
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									<p>1. 一体化：传感器、三阀组、差压变送器一体化安装，省去导压管路、阀门、管件，整个系统更简单，测量精度与可靠性大大提高。<br />2. 智能化：选用智能差压变送器时，可通过 HART 协议或通信方式（现场总线协议）对流程参数进行设定、组态，根据被测介质流量的变化，调整差压，使系统范围度大大拓宽；选用智能式多参数差压变送器时，可实现多参数测量（差压、体积流量、质量流量、压力、温度），实现***的温度压力补偿，直接输出精确的流量信号。<br />3. 准确度高，重复性好，配置高精度差压变送器可实现流量的精确测量。<br />4. 测量稳定性好，流量系数长期保持恒定，检定周期长。<br />5. 结构简单、可靠性高、使用寿命长。抗磨损免维护（无可动部件）。<br />6. 对介质适应能力强，能测量高、低压流体，除一般气体、液体、蒸汽外，特别适用于高粘度流体、浆液、腐蚀性、易结晶、含悬浮物多的流体及脏污的流体，无节流件的“积污”和取压口的堵塞问题。<br />7. 测量范围度(量程比)宽, 不用二次表软件修正即可达到 10：1。<br />8. 相比同级别的文丘里管更精巧。<br />9. 对安装直管段要求低，能有效避免或减少测量系统的附加测量不确定度。<br />10. 压力损失小，节约能源。</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">技术参数</h2>				</div>
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									<p>1．准确度： 优于±0.5%读数(标定) <br />2．重复性： ±0.2%读数<br />3．范围度： 10：1 或更宽<br />4．压力损失：测量差压的 1/5 左右（约为孔板的 1/3）<br />5．适测介质： 各类液体、气体及蒸汽<br />6．雷诺数适用范围： 500—1×106 （低雷诺数下测量时，范围度相对缩小，流出系数<br />的不确定度相对增大）<br />7．被测液体粘度：500mPa.s，或更高<br />8．耐介质压力： 5MPa 以下，也可高于 5MPa <br />9．耐介质温度： 400°C 以下（用户特殊定货，也可提供耐更高温的产品）<br />10．适用的管径： DN15 mm—DN300 mm (用户特殊定货，也可提供大于 DN300 mm 的产品) <br />11．楔形比 h/D： 0.2，0.3，0.4，0.5 <br />12．长期稳定性： ±0.2%F.S/Y</p>								</div>
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					<h2 class="elementor-heading-title elementor-size-default">流量测量体系</h2>				</div>
				<div class="elementor-element elementor-element-3f4bc5a elementor-widget elementor-widget-text-editor" data-id="3f4bc5a" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
									<p>完整的楔形流量测量体系（参见楔形流量计测量单元结构示意图），应包括楔形流量传感器、差压变送器、三阀组、温度、压力变送器、流量显示积算仪或流量计算机。除 LX 楔形流量传感器外，均为选配件，本公司可代为用户成套。</p>								</div>
				<div class="elementor-element elementor-element-fb3c30f elementor-widget elementor-widget-image" data-id="fb3c30f" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
															<img decoding="async" width="600" height="347" src="https://www.zhanfengdesign.com/wp-content/uploads/2026/05/xxlljct-e1779119094123.webp" class="attachment-large size-large wp-image-6756" alt="结构图" />															</div>
				<div class="elementor-element elementor-element-480f2b1 elementor-widget elementor-widget-text-editor" data-id="480f2b1" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
									<p>由于一体化机型采用多参数变送器，集差压、压力、温度测量为一体，实现***的温压补偿，直接输出精确的流量信号。所以其测量系统省去了压力变送器，从而使结构更精巧紧凑。</p>								</div>
					</div>
				</div>
		<div class="elementor-element elementor-element-1a21344 e-flex e-con-boxed e-con e-parent" data-id="1a21344" data-element_type="container" data-e-type="container">
					<div class="e-con-inner">
				<div class="elementor-element elementor-element-7c2a282 elementor-widget elementor-widget-heading" data-id="7c2a282" data-element_type="widget" data-e-type="widget" data-widget_type="heading.default">
					<h2 class="elementor-heading-title elementor-size-default">产品型式规格及选型说明</h2>				</div>
				<div class="elementor-element elementor-element-6494df4 elementor-widget elementor-widget-text-editor" data-id="6494df4" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
									<p>1．产品型式规格及选型代号</p>								</div>
		<div class="elementor-element elementor-element-522ef9d e-con-full e-flex e-con e-child" data-id="522ef9d" data-element_type="container" data-e-type="container">
		<div class="elementor-element elementor-element-db297c5 e-con-full e-flex e-con e-child" data-id="db297c5" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-2894c75 elementor-widget elementor-widget-text-editor" data-id="2894c75" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
									<p>(1)． A 型 （对夹式）螺纹取压<br />尺寸：DN15mm～DN80mm</p>								</div>
				</div>
		<div class="elementor-element elementor-element-2f58dab e-con-full e-flex e-con e-child" data-id="2f58dab" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-ea0cb6c elementor-widget elementor-widget-image" data-id="ea0cb6c" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
															<img loading="lazy" decoding="async" width="500" height="219" src="https://www.zhanfengdesign.com/wp-content/uploads/2026/05/xxlljgg1-1-e1779119117504.webp" class="attachment-large size-large wp-image-6757" alt="对夹式螺纹取压" />															</div>
				</div>
		<div class="elementor-element elementor-element-490ed90 e-con-full e-flex e-con e-child" data-id="490ed90" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-d7f5bcf elementor-widget elementor-widget-text-editor" data-id="d7f5bcf" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
									<p>(2)． B 型 （螺纹式）螺纹取压<br />尺寸：DN15mm～DN80mm</p>								</div>
				</div>
		<div class="elementor-element elementor-element-3d420d2 e-con-full e-flex e-con e-child" data-id="3d420d2" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-496bb24 elementor-widget elementor-widget-image" data-id="496bb24" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
															<img loading="lazy" decoding="async" width="500" height="184" src="https://www.zhanfengdesign.com/wp-content/uploads/2026/05/xxlljgg2-e1779119132696.webp" class="attachment-large size-large wp-image-6758" alt="螺纹式螺纹取压" />															</div>
				</div>
		<div class="elementor-element elementor-element-0aeb620 e-con-full e-flex e-con e-child" data-id="0aeb620" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-c7b5440 elementor-widget elementor-widget-text-editor" data-id="c7b5440" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
									<p>(3)． C 型 （焊接式）螺纹取压<br />尺寸：DN15mm～DN80mm</p>								</div>
				</div>
		<div class="elementor-element elementor-element-14186b7 e-con-full e-flex e-con e-child" data-id="14186b7" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-28d69bb elementor-widget elementor-widget-image" data-id="28d69bb" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
															<img loading="lazy" decoding="async" width="500" height="188" src="https://www.zhanfengdesign.com/wp-content/uploads/2026/05/xxlljgg3-e1779119150961.webp" class="attachment-large size-large wp-image-6759" alt="焊接式螺纹取压" />															</div>
				</div>
		<div class="elementor-element elementor-element-6b2494f e-con-full e-flex e-con e-child" data-id="6b2494f" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-e68bec5 elementor-widget elementor-widget-text-editor" data-id="e68bec5" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
									<p>(4)． D 型（螺纹取压、法兰连接）<br />尺寸：DN15mm～DN300mm</p>								</div>
				</div>
		<div class="elementor-element elementor-element-7ad44df e-con-full e-flex e-con e-child" data-id="7ad44df" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-33aa9cb elementor-widget elementor-widget-image" data-id="33aa9cb" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
															<img loading="lazy" decoding="async" width="500" height="220" src="https://www.zhanfengdesign.com/wp-content/uploads/2026/05/xxlljgg4-e1779119173797.webp" class="attachment-large size-large wp-image-6760" alt="螺纹取压法兰连接" />															</div>
				</div>
		<div class="elementor-element elementor-element-577f17c e-con-full e-flex e-con e-child" data-id="577f17c" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-7ef911c elementor-widget elementor-widget-text-editor" data-id="7ef911c" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
									<p>(5)． E 型（法兰取压、法兰连接）<br />尺寸： DN15mm～DN300mm</p>								</div>
				</div>
		<div class="elementor-element elementor-element-5f6dcd9 e-con-full e-flex e-con e-child" data-id="5f6dcd9" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-46aff92 elementor-widget elementor-widget-image" data-id="46aff92" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
															<img loading="lazy" decoding="async" width="500" height="224" src="https://www.zhanfengdesign.com/wp-content/uploads/2026/05/xxlljgg5-e1779119188265.webp" class="attachment-large size-large wp-image-6761" alt="法兰取压法兰连接" />															</div>
				</div>
		<div class="elementor-element elementor-element-e79ace0 e-con-full e-flex e-con e-child" data-id="e79ace0" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-3e41b6c elementor-widget elementor-widget-text-editor" data-id="3e41b6c" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
									<p>(6)． F 型（一体化变送器安装连接）<br />尺寸：DN15mm～DN300mm</p>								</div>
				</div>
		<div class="elementor-element elementor-element-30bc675 e-con-full e-flex e-con e-child" data-id="30bc675" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-4867b2d elementor-widget elementor-widget-image" data-id="4867b2d" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
															<img loading="lazy" decoding="async" width="500" height="198" src="https://www.zhanfengdesign.com/wp-content/uploads/2026/05/xxlljgg6-e1779119203690.webp" class="attachment-large size-large wp-image-6762" alt="一体化变送器安装连接" />															</div>
				</div>
		<div class="elementor-element elementor-element-e6ae23a e-con-full e-flex e-con e-child" data-id="e6ae23a" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-a2d91df elementor-widget elementor-widget-text-editor" data-id="a2d91df" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
									<p>(7)． G 型（一体化安装，适用全系列）<br />尺寸：DN15mm～DN300mm</p>								</div>
				</div>
		<div class="elementor-element elementor-element-d750b43 e-con-full e-flex e-con e-child" data-id="d750b43" data-element_type="container" data-e-type="container">
				<div class="elementor-element elementor-element-7302257 elementor-widget elementor-widget-image" data-id="7302257" data-element_type="widget" data-e-type="widget" data-widget_type="image.default">
															<img loading="lazy" decoding="async" width="500" height="206" src="https://www.zhanfengdesign.com/wp-content/uploads/2026/05/xxlljgg7-e1779119217882.webp" class="attachment-large size-large wp-image-6763" alt="一体化安装" />															</div>
				</div>
				</div>
					</div>
				</div>
		<div class="elementor-element elementor-element-61318b5 e-flex e-con-boxed e-con e-parent" data-id="61318b5" data-element_type="container" data-e-type="container">
					<div class="e-con-inner">
				<div class="elementor-element elementor-element-3fa3763 elementor-widget elementor-widget-text-editor" data-id="3fa3763" data-element_type="widget" data-e-type="widget" data-widget_type="text-editor.default">
									<p>2．产品安装尺寸</p>								</div>
				<div class="elementor-element elementor-element-647be7d elementor-widget elementor-widget-tablepress-table" data-id="647be7d" data-element_type="widget" data-e-type="widget" data-widget_type="tablepress-table.default">
					
<table id="tablepress-57" class="tablepress tablepress-id-57 tbody-has-connected-cells">
<tbody class="row-striping row-hover">
<tr class="row-1">
	<td colspan="4" class="column-1">产品安装尺寸（A型）</td><td rowspan="7" class="column-5"><img loading="lazy" decoding="async" src="https://www.jmsensor.com/wp-content/uploads/2026/04/xxlljcc11-300x246.webp" alt="A型安装尺寸" width="300" height="246" class="alignnone size-medium wp-image-10834" /></td>
</tr>
<tr class="row-2">
	<td class="column-1">序号</td><td class="column-2">D</td><td class="column-3">D1</td><td class="column-4">L</td>
</tr>
<tr class="row-3">
	<td class="column-1">1</td><td class="column-2">15</td><td class="column-3">65</td><td class="column-4">100</td>
</tr>
<tr class="row-4">
	<td class="column-1">2</td><td class="column-2">25</td><td class="column-3">80</td><td class="column-4">110</td>
</tr>
<tr class="row-5">
	<td class="column-1">3</td><td class="column-2">40</td><td class="column-3">90</td><td class="column-4">110</td>
</tr>
<tr class="row-6">
	<td class="column-1">4</td><td class="column-2">50</td><td class="column-3">100</td><td class="column-4">110</td>
</tr>
<tr class="row-7">
	<td class="column-1">5</td><td class="column-2">80</td><td class="column-3">130</td><td class="column-4">110</td>
</tr>
</tbody>
</table>
<!-- #tablepress-57 from cache -->				</div>
				<div class="elementor-element elementor-element-faf6cda elementor-widget elementor-widget-tablepress-table" data-id="faf6cda" data-element_type="widget" data-e-type="widget" data-widget_type="tablepress-table.default">
					
<table id="tablepress-58" class="tablepress tablepress-id-58 tbody-has-connected-cells">
<tbody class="row-striping row-hover">
<tr class="row-1">
	<td colspan="3" class="column-1">产品安装尺寸（B、C型）</td><td rowspan="7" class="column-4"><img loading="lazy" decoding="async" src="https://www.jmsensor.com/wp-content/uploads/2026/04/xxlljcc22-300x173.webp" alt="B,C型安装尺寸" width="300" height="173" class="alignnone size-medium wp-image-10836" /></td>
</tr>
<tr class="row-2">
	<td class="column-1">序号</td><td class="column-2">D</td><td class="column-3">L</td>
</tr>
<tr class="row-3">
	<td class="column-1">1</td><td class="column-2">15</td><td class="column-3">400</td>
</tr>
<tr class="row-4">
	<td class="column-1">2</td><td class="column-2">25</td><td class="column-3">450</td>
</tr>
<tr class="row-5">
	<td class="column-1">3</td><td class="column-2">40</td><td class="column-3">450</td>
</tr>
<tr class="row-6">
	<td class="column-1">4</td><td class="column-2">50</td><td class="column-3">450</td>
</tr>
<tr class="row-7">
	<td class="column-1">5</td><td class="column-2">80</td><td class="column-3">520</td>
</tr>
</tbody>
</table>
<!-- #tablepress-58 from cache -->				</div>
				<div class="elementor-element elementor-element-7f2f6d1 elementor-widget elementor-widget-tablepress-table" data-id="7f2f6d1" data-element_type="widget" data-e-type="widget" data-widget_type="tablepress-table.default">
					
<table id="tablepress-59" class="tablepress tablepress-id-59 tbody-has-connected-cells">
<tbody class="row-striping row-hover">
<tr class="row-1">
	<td colspan="3" class="column-1">产品安装尺寸（D、E、F、G型）</td><td rowspan="10" class="column-4"><img loading="lazy" decoding="async" src="https://www.jmsensor.com/wp-content/uploads/2026/04/xxlljcc33-300x205.webp" alt="D、E、F、G型产品安装尺寸" width="300" height="205" class="alignnone size-medium wp-image-10838" /></td>
</tr>
<tr class="row-2">
	<td class="column-1">序号</td><td class="column-2">D</td><td class="column-3">L</td>
</tr>
<tr class="row-3">
	<td class="column-1">1</td><td class="column-2">15~50</td><td class="column-3">780（520）</td>
</tr>
<tr class="row-4">
	<td class="column-1">2</td><td class="column-2">80</td><td class="column-3">700（600）</td>
</tr>
<tr class="row-5">
	<td class="column-1">3</td><td class="column-2">100</td><td class="column-3">750（620）</td>
</tr>
<tr class="row-6">
	<td class="column-1">4</td><td class="column-2">150</td><td class="column-3">900（800）</td>
</tr>
<tr class="row-7">
	<td class="column-1">5</td><td class="column-2">200</td><td class="column-3">1000（950）</td>
</tr>
<tr class="row-8">
	<td class="column-1">6</td><td class="column-2">250</td><td class="column-3">1050（1000）</td>
</tr>
<tr class="row-9">
	<td class="column-1">7</td><td class="column-2">300</td><td class="column-3">1150（1100）</td>
</tr>
<tr class="row-10">
	<td colspan="3" class="column-1">注：括号内尺寸为D型（螺纹取压法兰式）的尺寸</td>
</tr>
</tbody>
</table>
<!-- #tablepress-59 from cache -->				</div>
					</div>
				</div>
				</div>
		<p><a href="https://www.zhanfengdesign.com/xxllj/">楔形流量计</a>最先出现在<a href="https://www.zhanfengdesign.com">金湖凯铭仪表</a>。</p>
]]></content:encoded>
					
		
		
			</item>
	</channel>
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