楔形流量计
YK-LX型楔形流量计是一种差压式流量仪表,它是利用在密闭管道中能量相互转换的伯努利定律,即:在稳定流体场合中,管道中的流速与差压的平方根成正比。
YK-LX型楔形流量计是一种差压式流量仪表,它是利用在密闭管道中能量相互转换的伯努利定律,即:在稳定流体场合中,管道中的流速与差压的平方根成正比。楔形流量计是八十年代开始开始逐步走向实用的一种新型流量计,其检测件是一个V字形楔块(又称楔形节流件),它的圆滑顶角朝下,这样有利于含悬浮颗粒的液体或粘稠液体顺利通过,不会在节流件上游侧产生滞流。流体通过楔形流量计时,由于楔块的节流作用,在其上、下游侧产生了一个与流量值成平方关系的差压,将此差压从楔块两侧取压口引出送至差压变送器转变为电信号输出,再经专用智能流量积算仪运算后,即可显示流量值。
一、楔形流量计测量原理型号 | 公称通径DN(mm) | 楔形比(H/D) | 流量范围(m³/h) |
YKLX015 | 15 | 0.2,0.3,0.4,0.5 | 0.11~2.7 |
YKLX020 | 20 | 0.2,0.3,0.4,0.5 | 0.2~4.8 |
YKLX025 | 25 | 0.2,0.3,0.4,0.5 | 0.3~7.4 |
YKLX032 | 32 | 0.2,0.3,0.4,0.5 | 0.5~12.2 |
YKLX040 | 40 | 0.2,0.3,0.4,0.5 | 0.8~19 |
YKLX050 | 50 | 0.2,0.3,0.4,0.5 | 1.3~29.7 |
YKLX065 | 65 | 0.2,0.3,0.4,0.5 | 2.2~50.1 |
YKLX080 | 80 | 0.2,0.3,0.4,0.5 | 3.3~76 |
YKLX100 | 100 | 0.3,0.4,0.5 | 8.2~118.7 |
YKLX125 | 125 | 0.3,0.4,0.5 | 12.8~185.5 |
YKLX150 | 150 | 0.3,0.4,0.5 | 18.4~267.1 |
YKLX200 | 200 | 0.3,0.4,0.5 | 32.7~474.8 |
YKLX250 | 250 | 0.3,0.4,0.5 | 51.2~741.8 |
YKLX300 | 300 | 0.3,0.4,0.5 | 73.8~1068.2 |
2、楔形流量计测量气体时的流量范围:
型号 | 公称通径DN(mm) | 楔形比(H/D) | 流量范围(m³/h) |
YKLX015 | 15 | 0.2,0.3,0.4,0.5 | 1.2~19.1 |
YKLX020 | 20 | 0.2,0.3,0.4,0.5 | 2.3~33.9 |
YKLX025 | 25 | 0.2,0.3,0.4,0.5 | 3.5~53 |
YKLX032 | 32 | 0.2,0.3,0.4,0.5 | 5.8~86.8 |
YKLX040 | 40 | 0.2,0.3,0.4,0.5 | 9.0~135.7 |
YKLX050 | 50 | 0.2,0.3,0.4,0.5 | 14.1~212 |
YKLX065 | 65 | 0.2,0.3,0.4,0.5 | 23.9~358.2 |
YKLX080 | 80 | 0.2,0.3,0.4,0.5 | 36.2~542.6 |
YKLX100 | 100 | 0.3,0.4,0.5 | 56.5~847.8 |
YKLX125 | 125 | 0.3,0.4,0.5 | 88.3~1324.5 |
YKLX150 | 150 | 0.3,0.4,0.5 | 127.2~1907.6 |
YKLX200 | 200 | 0.3,0.4,0.5 | 226.1~3391.2 |
YKLX250 | 250 | 0.3,0.4,0.5 | 353.3~5298.8 |
YKLX300 | 300 | 0.3,0.4,0.5 | 508.7~7630.2 |
五、楔形流量计选型:
型谱 | 代号 | 外壳材质 | 公称压力 | 工作温度 | 连接与取压方式 | 说明 |
YKLX | 楔形流量计 | |||||
015 | DN15 | |||||
020 | DN20 | |||||
025 | DN25 | |||||
… | ||||||
300 | DN300 | |||||
I | 碳钢 | |||||
II | 不锈钢 | |||||
III | 特殊订做 | |||||
0.25 | 0.25MPa | |||||
0.60 | 0.6MPa | |||||
… | ||||||
5 | 5MPa | |||||
A | -20~100℃ | |||||
B | 100~250℃ | |||||
C | 250~400℃ | |||||
A | 螺纹取压对夹式 | |||||
B | 螺纹取压螺纹式 | |||||
C | 螺纹取压焊接式 | |||||
D | 螺纹取压法兰式 | |||||
E | 法兰取压法兰式 | |||||
F | 一体化安装方式(温压补偿) | |||||
G | 一体化安装通用式 |
⑺.G型(一体化安装,适用全系列) 尺寸:DN15mm~DN300mm
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