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Hazard sources of pressure vessels and countermeasures

2021-02-15View Original

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Hazard sources: Pressure vessels that are put into use tend to operate continuously. If there are hazard sources during operation, this can lead to serious safety accidents as well as substantial losses. Therefore, it is important to strengthen the inspection of pressure vessels and to effectively identify and control hazard sources. 1. Affected by human and environmental factors, issues such as electromagnetic radiation and leakage can occur. Pressure vessels are generally used for extended periods of time, and after long-term use, they are prone to experiencing problems related to electromagnetic radiation. At the same time, if the pressure vessels are not used properly or are affected by surrounding environmental factors, leakage can also occur easily. First is the issue of electromagnetic radiation. Since electromagnetic radiation itself poses significant hazards to the human body, and the electromagnetic radiation generated by pressure vessels during use has a high degree of spread, it poses a serious threat to the workers who are involved in their operation. In addition, the emergence of electromagnetic radiation during the use of pressure vessels can also lead to explosions, putting people’s lives and property at risk. Next is the issue of leakage, which not only affects the proper use of pressure vessels but can also lead to safety accidents; therefore, these two aspects require special attention. 2. The professional competence of the staff is insufficient, and their procedures are not standardized. The inspection of pressure vessels involves conducting external inspections on vessels that are in operation, internal inspections on vessels that have been shut down, and pressure tests on vessels when necessary. In these inspection tasks, the involvement of the inspection staff is essential as it represents direct contact with the work at hand. Therefore, whether the inspection staff possess professional skills and proper techniques is key to carrying out pressure vessel inspections effectively. However, in the actual process of development, inspection personnel exhibit issues such as insufficient professional competence, non-standard professional procedures, and weak capabilities in the inspection of pressure vessels, which prevents the timely identification and control of hazard sources in such inspections. 3. Defects in the equipment itself and the impact of corrosion on the items stored within it. The hazards associated with pressure vessels during use can also be manifested in the following aspects: First, as the saying goes, nothing in the world is perfect; pressure vessels inherently have certain defects, such as issues related to stability, strength, and stiffness, which make it difficult for them to meet the requirements of actual applications. It is precisely because of these inherent defects that, if proper attention is not paid to them during use, serious consequences can arise. Secondly, pressure vessels are mostly used to hold substances that are high in temperature and pressure, flammable, explosive, or toxic. If these substances leak, they can cause harm in various aspects; moreover, they can also corrode the pressure vessels to some extent, affecting their long-term performance and thereby giving rise to electromagnetic radiation issues that impact overall development. Countermeasures: After identifying the potential hazards associated with pressure vessels during use, various measures can be taken to provide guidance for carrying out actual inspections, thereby promoting overall progress and development. 1. Strengthen feedback on hazard information and control the quality of pressure vessel materials. During the inspection of pressure vessels, the first step that can be taken to effectively control and identify hazards is to strengthen feedback on hazard information and ensure the quality of the materials used in these vessels, thereby facilitating the smooth progress of their inspection process. Firstly, during the inspection of pressure vessels, hazard sources are usually not identified in just one inspection; rather, multiple inspections are required to identify and confirm them, so that appropriate control measures can be taken. Therefore, it is necessary to strengthen the feedback on hazard source information. To strengthen the feedback on information related to hazard sources, in practice, it is necessary to keep detailed records of the pressure vessel inspection activities carried out. On this basis, an information feedback system should be established and improved. Through this system, hazard sources present during the use of pressure vessels can be identified and controlled in a timely manner, thereby continuously raising the level of management regarding the identification and control of such hazards. Secondly, there are numerous problems arising from defects inherent in pressure vessels themselves; therefore, it is necessary to control the quality of the materials used in such vessels in order to minimize the risks associated with them and thus enhance the safety of their use. 2. Cultivate the comprehensive qualities of inspection personnel and enhance their professional skills. In the process of inspecting pressure vessels, another step that can be taken to effectively control and identify hazard sources is to cultivate the comprehensive qualities of inspection personnel as well as improve their professional skills, so as to ensure proper identification and control of hazard sources during such inspections. Checking whether inspection personnel possess comprehensive qualities and professional skills has a direct impact on the effectiveness of identifying and controlling hazard sources during the inspection of pressure vessels. Therefore, to ensure the proper progress of this work, it is necessary to take appropriate measures starting with the personnel in order to achieve this goal. The measures that can be taken regarding inspection staff include conducting regular training sessions. The content of such training should not only cover the professional knowledge necessary for inspecting pressure vessels, but also include aspects that help develop the staff’s overall competence. Through these training sessions, inspection staff can develop good overall qualities and enhance their professional skills, thereby contributing to overall progress and development. 3. Improve the effectiveness of the inspection process by replacing relevant testing instruments and equipment in a timely manner. During the inspection of pressure vessels, the third measure that can be taken to effectively control and identify hazard sources is to enhance the efficiency of the inspection process and replace the relevant testing instruments and equipment promptly, thereby ensuring proper identification and control of hazard sources during such inspections. During the routine inspection of pressure vessels, inspection personnel are responsible for carrying out regular maintenance on these devices in order to prevent the emergence of potential hazards. Therefore, it is necessary to improve the effectiveness of the inspection process, and replace any faulty components or equipment promptly, thereby reducing the likelihood of safety accidents to a certain extent. In addition, inspection personnel are also required to conduct quality inspections on pressure vessels, to provide accurate and reliable test results, ensuring that these vessels meet the requirements for use in enterprises and minimizing potential hazards to the greatest extent possible.
Reply #22021-02-15
Friend: Regarding what is mentioned in the text – that improper use of pressure vessels or influence from surrounding environmental factors can easily lead to leakage problems – I don’t understand how pressure vessels can leak. Could you please give some guidance?
Reply #32021-02-24
I heard for the first time that there is a risk of electric leakage. What’s the reason? The pressure vessel equipment in chemical plants doesn’t leak electricity, right?

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