What subjects should be tested in Guangdong Power Grid Campus Recruitment Examination?

Guangdong power grid campus recruitment mainly examines professional knowledge, and the examination contents of different professional categories are different, such as electrical:

First, the recruitment major:

Electrical engineering and automation (power system and automation), electrical engineering, electrical theory and new technology, power electronics and power transmission, motors and appliances, high voltage and insulation technology, electrical information engineering.

Second, the examination outline:

1) circuit (circuit model and circuit law/general analysis method of equivalent transformation resistance circuit/circuit theorem/first-order circuit/second-order circuit/sinusoidal steady-state circuit/coupled inductance circuit/three-phase circuit/non-sinusoidal periodic current circuit and frequency spectrum/network function of signal)

2) Electromagnetic field (electrostatic field/constant current magnetic field/electromagnetic induction/electromagnetic field theory and electromagnetic wave)

3) Electromechanical (DC motor/transformer/induction motor/synchronous motor)

4) Analog electronic technology (semiconductor device/basic amplifier circuit/integrated operational amplifier circuit/negative feedback amplifier circuit/waveform generator/power amplifier /DC regulated power supply /DC chopper circuit/AC power supply control circuit and AC/AC frequency conversion circuit/inverter circuit /PWM control technology)

5) Digital electronic technology (digital logic foundation/integrated gate circuit/combinational logic circuit/latch and trigger/sequential logic circuit/large scale digital integrated circuit/generation and shaping of pulse waveform/digital/analog and analog-to-digital converter/communication and communication system/composition and function of optical fiber communication/power line carrier communication system).

6) Power system analysis (basic knowledge of power system/parameters and equivalent circuits of power lines and transformers/power flow calculation of simple power network/transient process of three-phase short circuit of power system/active power and frequency regulation of power system/reactive power and voltage regulation of power system/simple asymmetric fault analysis of power system/operation stability of power system)

7) Electrical part of power plant (basic theory and method of power generation, substation and transmission/common calculation/electrical main wiring and design/auxiliary power wiring and design/conductor and electrical equipment selection/power distribution device/neutral grounding mode of power system)

8) Relay protection (power system relay protection foundation/transmission line current and voltage protection/transmission line longitudinal protection/transmission line distance protection/transmission line quick action protection/power transformer relay protection/generator relay protection/bus protection)

9) Automatic device of power system (automatic device and data acquisition and processing/automatic paralleling of synchronous generator/dynamic characteristics of automatic excitation control system of synchronous generator/automatic adjustment of frequency and active power of power system/automatic low-frequency load shedding of power system)

10) computer application foundation (computer basic knowledge/computer network/computer programming language)

Note: The above is only a big category of electrical engineering.