Two votes: working ticket and operation ticket; Three systems: handover system, patrol inspection system and equipment periodic test rotation system. It is generally used in hydropower stations, thermal power plants and substations, and this content is also stipulated in the thermal and mechanical parts of the Safety Work Regulations for Electric Power Industry.

The signing and handover ceremony is an effective process to make the successor enter the working state immediately. The shift handover meeting must summarize and analyze the work of the class in time and pay attention to timeliness, which is helpful to improve the quality of work.

Improve the inspection quality of operators and strengthen the ability of operators to find problems in time. Operators should analyze and compare the changes of parameters, and have a clear understanding of the running state of equipment, otherwise it will lose the significance of meter reading, monitoring screen and checking equipment.

Extended data:

Work ticket system Usually, when a thermal power plant works on thermal and mechanical equipment, it should fill in a work ticket, a work task list or an accident repair list.

The work of filling in the thermal working ticket is: production equipment and systems need to be stopped or withdrawn from standby, and the operating personnel on duty take measures to disconnect the power supply or gas source, isolate the thermal system connected with the operating equipment, and take any safety measures for the equipment and systems that need to be overhauled, such as pressure relief, ventilation, purging, locking, hanging signs, and installing barriers or fences.

References:

Baidu encyclopedia-two votes and three systems