When the gas station is stopped for maintenance, it is a period of high occurrence of safety accidents, which is prone to poisoning, fire and explosion accidents.Only strict implementation of maintenance safety regulations, careful organization of maintenance force, in accordance with the maintenance plan to work, in order to avoid the occurrence of all kinds of accidents.Safety precautions for maintenance include the following:
1) When stopping production and maintenance of two-stage gas generator gas station, the maintenance plan shall be formulated, practical and feasible safety measures shall be formulated, and the approval and permission of unit leader and local work safety supervision department shall be obtained.
2) Organize forces to purge and replace all gas production equipment in time after the station is shut down.
3) When working in gas equipment and pipelines, samples should be taken first and the carbon monoxide content should be less than 24PPM(30mg/m).If the carbon monoxide content exceeds the limit, it is strictly prohibited to carry out maintenance work, ignition and electrodynamic welding.
4) Full-time or part-time security personnel shall be set up in the station to be responsible for maintenance and safety work.Must be equipped with necessary ventilation gas mask or self - rescue device, and must be equipped with certain fire equipment.
5) When the maintenance personnel are connected to the temporary power supply through the overhaul and work in the equipment pipeline, they shall be approved by the gas station master or relevant leaders with their signatures. The safety officer shall be responsible for the safety monitoring at the work site and then carry out the work.
6) After the overhaul is completed, relevant personnel shall be organized for acceptance inspection, and all gas production systems shall be tested for air tightness, which shall be delivered for use after passing the inspection.
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