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柴油發電機組排氣管怎么連接

人氣:1049 發表時間:2021-05-26

柴油發電機組排氣管怎么連接?江蘇星光發電機組廠家技術提供。

1、首先我們在安裝排氣管時要盡量減少彎位。

2、一般鋼管的熱膨脹度為1.13mm/m/100度,因此當溫度由35度升到500度時,一條10m長鋼管會伸長53mm,所以安裝時要考慮用膨脹節或滾輪式排氣支撐系統。

3、安裝排氣管直管時要稍微向下方傾斜,以防雨水從排氣管流進柴油發電機組里面。

4、用隔熱材料包裹排氣管及消聲器,以避免發電機房溫度過高。

5、用柔性連接將排氣管與引擎隔離開。柔性連接要裝在靠近引擎排氣出口處。柔性排氣接連有三個主要功能:不讓排氣管的重量連在引擎上,減輕排氣機件過大的振動疲勞應力允許排氣機件相對移動。例如,因溫度變化引起的熱脹冷縮,任何結構件的塑性變形或發電機組.在彈簧類避振器上產生的反力矩。

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6、排氣軟管若需隔熱,則必須保證隔熱材料不能妨礙排氣軟管自由脹縮。

7、如排氣管很長,必須采用限位裝置,使其只能向自由端伸長。

8、所有排氣管在焊接后,必須將管內焊潭處理平均后才可安裝使用。


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