Design of hydrogen vent pipe
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I encountered a problem during the experiment and would like to ask for your advice. Hydrogen gas is generated in my experiment, and I want to vent it through an exhaust pipe, but I’m not familiar with this process. I would like to know what other essential components are required for the entire exhaust system, in addition to the flame arrester
When taking it seriously, there are many factors to consider: height, spacing, fire prevention, lightning protection, static electricity dissipation, buffering and voltage stabilization, flow rate, and so on. I have seen chimneys catch fire during thunderstorms, caused by the friction between hydrogen and air
You also didn’t clarify what the scale of your experiment is. If it’s just in the laboratory and generated by a flask, simply connect it to the outside using a flexible cable.
This post was last edited by Rappy on 2017-10-26 at 15:07. If the amount used in the laboratory is small, it’s easy to handle in any case； For industrial production, we have recently upgraded our hydrogenation unit, and we can share with you this high-end hydrogen venting system: lol 1. The vented hydrogen contains components that need to be recovered, so there are condensers and reflux tanks in place ； 2. The hydrogen vent pipe is made of metal and is provided with static electricity grounding ； 3. Both the hydrogen vent pipe and the nitrogen pipe are equipped with check valves, pneumatic shut-off valves, control valves, and flow meters ； 4. The hydrogen flow rate is manually controlled via a control valve, while the nitrogen flow rate is automatically adjusted to a certain proportion of the hydrogen flow rate; the mixture is then released through a flame arrester.
How is the ratio of nitrogen to hydrogen in the mixture determined?
How is the proportion setting range determined?