Impact of low-wash carbon dioxide venting on surrounding equipment

The impact of low-temperature carbon dioxide venting on surrounding facilities, particularly air separation units, mainly lies in the possible increase in carbon dioxide concentrations in the surrounding environment, which can have potential negative effects on the operation of the equipment as well as the occupational health of employees. Specifically, high concentrations of carbon dioxide can lead to a decrease in the oxygen purity of air separation units, affecting product quality. It can also pose health risks to operators, such as headaches, dizziness, and even suffocation. To mitigate these risks, the following methods can be adopted: 1. **Improve venting procedures**: Optimize the procedures for venting carbon dioxide with low purity, thereby reducing the amount of carbon dioxide that needs to be vented, for example by recycling it or improving compression efficiency. 2. **Install monitoring equipment**: Install carbon dioxide concentration monitoring devices in key areas to monitor the level of carbon dioxide in the air in real time; immediate action should be taken once the concentration exceeds the safe threshold. 3. **Ventilation improvement**: Enhance ventilation in the work area to ensure that carbon dioxide does not accumulate to dangerous levels in the working environment. This can be achieved by installing more efficient exhaust systems or adding more natural ventilation openings. 4. **Occupational health training**: Train operators to enhance their awareness of high carbon dioxide levels and their ability to protect themselves, including recognizing early symptoms of high carbon dioxide concentrations and taking emergency measures. 5. **Emergency Response Plan**: Develop and implement an emergency response plan to enable rapid action in the event of a high-concentration carbon dioxide leak, including measures such as evacuating personnel and sealing off the source of the leak. Through the combined application of these measures, the impact of low-temperature carbon dioxide venting on surrounding facilities can be effectively reduced, while occupational health is protected and production safety as well as environmental protection are ensured. .

You can refer to this case: Reasons why the oxygen and nitrogen levels in air separation units do not meet the standards https://bbs.hcbbs.com/thread-4835535-1-1.html (Source: Haichuan Chemical Industry Forum – Haichuan Network – Chemical Haichuan Stream)

This inherent flaw in the overall design cannot be resolved at its root; there are two ways to improve it: one is to raise the height of the carbon dioxide vent for low-pressure washing, and the other is to raise the height of the air intake for air separation

Increasing the altitude at which carbon dioxide is emitted is probably the simplest way