... 带铰链膨胀节 hellonged expansion joint 总管阀 header valve 45°斜三通(一个直通口及支管为异径) 45° lateral (reducing on one run and branch) ...
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The analys is about the maximum safety valve load on each flare header.
这项分析和单个火炬头的最大安全阀负荷有关。
First: to act as an automatic non-return valve by preventing a backflow of steam from the main steam header to the boiler.
首先，能过作为一个自动逆止阀，防止蒸汽从主蒸汽加热器上倒流到锅炉里。
The instrumented shutdown analysis forms the basis for the Fujian Ethylene Plant loads except for the maximum safety valve load on each flare header, where the non-instrumented basis is applied.
好像是说对于火炬总管上负荷是基于最大安全阀的负荷来决定的，这是个运用非仪表基准的例外情况。
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