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What are the basic requirements for power system operators?
After being identified by a doctor, there is no disease that hinders work (physical examination at least once every two years).
Have the necessary electrical knowledge and business skills, and be familiar with the relevant parts of this regulation according to the nature of work, and pass the examination.
Have the necessary knowledge of production safety and learn emergency rescue methods, especially electric shock first aid.
Power system: an electric energy production and consumption system consisting of power generation, transmission, substation, distribution and electricity consumption. Its function is to convert the primary energy in nature into electric energy through power generation devices, and then supply the electric energy to all users through power transmission, transformation and distribution. In order to realize this function, the power system also has corresponding information and control systems at all links and different levels to measure, adjust, control, protect, communicate and dispatch the production process of electric energy, so as to ensure that users can obtain safe, economical and high-quality electric energy.
Power system analysis: The main contents include basic knowledge of power system, equivalent circuit and power flow calculation of power system, active power balance and frequency regulation of power system, reactive power balance and voltage regulation of power system, measures for calculating and reducing power loss, operation stability analysis of power system, long-distance transmission, power grid structure and typical accident analysis, overhead line mechanical calculation, power grid design, etc.
Power system faults: single-phase short circuit, two-phase grounding short circuit, two-phase interphase short circuit and three-phase short circuit, among which single-phase short circuit is the most common and three-phase short circuit is the most harmful, as well as disconnection and equipment failure. It is enough to know the fault of the power system. Steady-state is not a study of faults, transient will be involved, and relay is the main fault.
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