2. The tools and materials used must be prepared before construction; care should be taken during handling and barbaric loading and unloading is prohibited.
3. The construction personnel should be certified to work and operate according to the chapter; remove the explosion-proof device.
4. The pump station attendant calls the dispatching room by telephone at the work place, and stops the pump emptying sequence:
(1) Press the stop button, stop; report to the dispatch room;
(2) The dispatching room arranges the gas drainage team to disconnect the underground drainage pipe.
(3) The dispatching room informs the gas pumping station that the underground has been disconnected;
(4) The gas drainage pump station emptying valve is opened, and the pipeline gas is drained;
(5) After the shutdown, the inspector shall check that the gas concentration in the gas and air in the pipeline shall not exceed 0.5%. When the inspection of the inspector proves that there is no gas accumulation in the roof section within 20 meters near the working site, confirm the safety and inform the on-site security inspector that it can work. .
(6) Hang up the “Someone is working, no power transmission†card on the operating handle.
5. It is strictly forbidden to carry out maintenance work on live materials and equipment.
6. There is water source at the construction site, and a special person must be responsible for sprinkling water during the whole construction process, and at least 2 good fire extinguishers are available.
7. Construction workers must step on a dry place to operate.
8. The construction is completed; report to the dispatching room, arrange the gas drainage team to resume the pumping pipeline; receive the call from the dispatching room, the underground has been restored, and the operation command can be released after the operation command is resumed; the power transmission is resumed, and the supervisor of the Ministry of Electrical and Mechanical Engineering agrees to test the pumping. Put the pump and observe for half an hour.
Identification of risk factors:
1. Before the construction, check the gas concentration to reach the standard before construction.
3. When the pump is stopped, the power-off sign is not hung, causing the person to operate the electric shock by mistake.
Glass Autoclave,Autoclave Lamination,Glass Lamination Autoclave,Glass Laminating Autoclave
Changzhou machinery and equipment Imp.& Exp.Co.,Ltd , https://www.czautoclave.com