1) nitrogen sealing
氮封
1.
This paper introduces the considerations of reforming inner floating roof condensed oil tank to nitrogen sealing tank in gas processing plant through engineering examples, and the protection of excess pressure or negative pressure of tank.
通过工程实例,介绍了将天然气处理厂运行中的内浮顶凝析油罐改造为氮封罐需要考虑的系列问题,尤其是对储罐的超压、负压保护有较详细的论述。
2) nitrogen gas sealing
氮气密封
1.
The mechanism of oil vapour loss is discussed and the application of nitrogen gas sealing technique to store and transportation is introduced.
介绍了氮气密封技术在储运生产中的应用。
3) nitrogen sealed control
氮封控制
1.
Aimed to the shortcoming of oxygen gun nitrogen sealed control system,the nitrogen sealed control model of Kohonen,which is based on self-organizing feature map theory,is established by collecting on-line the flame image of different spay intensity on 22.
针对目前转炉平台氮封控制系统的缺陷,运用CCD辐射图像处理技术,通过采集某炼钢厂22。
4) injected closing nitrogen
封闭注氮
5) nitrogen sealing
冲氮密封
6) preserved in nitroge
充氮封存
补充资料:DCZc系列氮气纯化设备
技术指标:
纯度≥99.9995%
露点≤-70℃
氧含量≤5ppm
氢含量≤1ppm
特点:
原料气氧含量小于1000ppm时,使用高效脱氧剂除氧,氮气纯度和压力不受氢气影响。
DCZc氮气纯化设备工作原理图
型号规格 | 额定处理气量 | 有效供气量 | 耗氢量 | 装机功率 | 使用功率 | 冷却水 |
Nm3 | Nm3/h | Nm3/h | kw | kw | T/h | |
DCZc-10 | 11 | 10 | 0.028 | 2 | 1.0 | 0.9 |
DCZc-20 | 22 | 20 | 0.06 | 4 | 2.0 | 1.5 |
DCZc-40 | 44 | 40 | 0.11 | 8 | 4.0 | 3.5 |
DCZc-60 | 66 | 60 | 0.17 | 12 | 6.0 | 5.5 |
DCZc-80 | 88 | 80 | 0.22 | 16 | 8.0 | 7.0 |
DCZc-100 | 110 | 100 | 0.28 | 21 | 10.5 | 9.0 |
DCZc-120 | 132 | 120 | 0.33 | 25 | 12.5 | 10.5 |
DCZc-150 | 165 | 150 | 0.40 | 31 | 15.5 | 13.5 |
DCZc-180 | 198 | 180 | 0.50 | 37 | 18.5 | 16.0 |
DCZc-200 | 220 | 200 | 0.55 | 42 | 21.0 | 18.0 |
DCZc-250 | 275 | 250 | 0.69 | 52 | 26.0 | 22.5 |
DCZc-300 | 330 | 300 | 0.83 | 63 | 31.5 | 27.0 |
DCZc-350 | 385 | 350 | 0.96 | 73 | 36.5 | 31.0 |
DCZc-400 | 440 | 400 | 1.10 | 84 | 42.0 | 36.0 |
DCZc-450 | 495 | 450 | 1.25 | 94 | 47.0 | 40.5 |
注:本表所列数据以20℃环境温度,0米标高,80%相对湿度,设备进口氮气纯度为99.5%, 25℃冷却水温度为设计基准。
瑞安市耀星气体净化器材有限公司
地址:浙江省瑞安市塘下镇新陈东路137号
电话:0577-65396358
传真:0577-65396398
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条