Emergency drill
On September 1, Jianghan Salt Chemical and Wangchang Town, Qianjiang City jointly carried out an emergency drill to simulate the leakage of liquid chlorine from a liquid chlorine tanker.
At 15:30 p.m., a liquid chlorine tank truck filled liquid chlorine at the liquid chlorine tank truck filling platform of the chlor alkali operation department. The filling personnel of the tank car suddenly found that a large amount of chlorine was leaking from the tank roof, and the on-site chlorine alarm device gave an audible and visual report, and immediately reported to the liquid chlorine filling team leader
The filling foreman checked at the first time and found that the flange of the first valve of the tank car was leaking. He immediately reported it to the dispatching department of the chlor alkali operation department and started the post emergency disposal: he notified the liquefaction central control department to close the emergency shut-off valve, the tank car filling site to close the liquid chlorine filling valve, opened the tank car evacuation process to relieve pressure, stopped the filling of steel cylinders in the liquid chlorine warehouse, closed the filling angle valve, organized the evacuation of irrelevant personnel, and established a preliminary alert on the filling device, The gas protection station supervisor monitors the tank car site and evacuate the driver and surrounding personnel. The dispatching department of chlor alkali operation department shall report to the dispatching department of chlor alkali operation department and the company at the first time. The company's dispatcher immediately dispatched the gas prevention station to be put into the site for disposal in advance.
After receiving the report, the chlor alkali operation department immediately started the on-site disposal plan of the chlor alkali operation department, investigated the leakage points of the tank car, improved the on-site disposal measures, established an isolation area, evacuated the personnel around the warehouse, organized the monitoring of chlorine leakage from the downwind, increased the force, and started the negative pressure system to capture the chlorine leaked from the tank car on the site.
At the same time, volunteer emergency response team members shall be organized to strengthen the monitoring, evacuation, alert and counting of toxic gas in emergency disposal, and timely control and master the casualties. After taking measures, if the leakage is not effectively controlled, the company level emergency plan shall be immediately launched and an early warning shall be given to the branch company, the Safety and Environmental Protection Department and the Wangchang Town Emergency Office.
The on-site emergency headquarters of the company immediately set up isolation alert area, evacuation assembly point and medical point at the accident site, organize personnel evacuation counting and treatment, formulate and implement rescue plan, and issue safety warning to the personnel of units in the downwind direction.
In the 60m isolation and 400m downwind warning area around the liquid chlorine tank car filling platform, give early warning to Changfei Group and Philips within 1000m，Contact and master the personnel on duty of relevant units, count and evacuate all personnel in the alert area, such as chlor alkali operation department, storage and transportation department, east gate parking lot of the affairs center, and establish evacuation gathering points in the office building of chlor alkali operation department, and the doctors in the infirmary are on standby on site; Change of chlorine diffusion range in field environmental monitoring;
The scheme of first depressurizing and plugging the leakage points, and then backflowing the poured materials of the tank car to the standby 2 # tank is adopted. The head of the gas prevention station, Li Xiang, leads the gas prevention team member, Liu Jingwei, to plug the leakage points of the first flange of the tank car with the method of sealing the leakage points with flange clamp glue.
After sealing and dumping, the leakage point has been repaired, the evacuees have been properly arranged, and the danger has been controlled.
This drill further trained the emergency response ability of employees, enhanced the coordination and cooperation ability of enterprise local cooperation in dealing with emergencies, and achieved the expected results. Enterprise local cooperation, joint efforts and management, and strengthened the safety protection network.
