The accident rate of gas holders with a certain number of years of service is high. Why do gas holder accidents with major hazard sources occur frequently? We summarize the accident investigation as follows:
1. The newly-built gas holder operated smoothly several years before it was put into operation, and it can also be produced normally without maintenance according to the maintenance period. The steel plant did not save the maintenance cost, took a lucky attitude, and did not pay attention to the later maintenance and regular maintenance of the gas holder, resulting in many problems and serious accidents for the gas holder that has been used for a certain period of time.
2. The gas holder operators are generally young and highly dependent on automation. The early design of the gas holder is backward and has design defects. The steel plant has not updated it in time, has not carried out technical transformation, and has not carried out automatic upgrading, resulting in great difficulties for the operators to operate, and can not find problems in time. Gas holder accidents occur frequently, such as: no CO alarm in the piston, no horizontal online monitoring in the piston, and no double tank capacity display in the gas holder, etc, Some newly-built thin oil tanks add automatic piston level repair devices at high cost.
3. Most of the gas tank patrol inspection personnel are internal personnel, lack of professionalism, unable to fully record and comprehensively find the gas tank production hidden dangers, small problems are small in harm, do not deal with, big problems are highly professional, can not deal with, and eventually lead to gas tank accidents.
The company is specialized in the construction of gas holder installation, gas holder, gas holder maintenance, gas holder installation, dry gas holder, pipeline and other metal structures.
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