GE IS200ESYSH1AAA EX2100e Series Excitation System I/O Board

Multi-signal input processing: It can receive two three-phase PT voltage inputs and two CT inputs, which are used to monitor key operating parameters of the generator such as voltage and current. It supports analog input signals of 4 to 20mA or ±10V, and can convert external analog signals into a form suitable for internal circuit processing. It can also receive digital control input signals to obtain logic signals from other control equipment, so as to understand information such as the system's operating status.

Relay output control: It has general and trip relay output functions. It is equipped with two trip relay outputs, which can drive customer locking equipment. In case of abnormal conditions, it can timely trigger trip protection to ensure system safety. It can also control relevant switching devices of the excitation system through general relay output to realize the adjustment of the system's operating status.

Electrical isolation and measurement: The board is equipped with an isolation transformer for current measurement and generator voltage measurement, which can ensure the accuracy of measurement and electrical safety, effectively isolate high-voltage circuits from measurement circuits, protect internal circuit components, and improve anti-interference ability.

Convenient interface connection: It provides terminal connections through the terminal board installed on it, facilitating wiring with external equipment. These interfaces can usually be connected to HSSL or HSLA sub-boards to realize communication and signal transmission with the EX2100e control system, and can transmit processed signals to the control system while receiving instructions from the control system.

Support for excitation contact I/O: It can process contact input and output signals related to excitation, participate in the control logic of the excitation system, help realize precise control of the generator's excitation current, maintain the stability of the generator's voltage, and ensure the normal operation of the power system.

Thermal power plants: It can be used to adjust the excitation of steam turbine generators. By precisely controlling the excitation current, it ensures the stable output voltage of the generator, maintains the stable operation of the generator, and ensures the reliable production of electric energy in the thermal power generation process.

Hydropower plants: It plays a role in the excitation system of water turbines. It can receive relevant signals and output control signals according to the operating status of the water turbine, adjust the excitation intensity, so that the hydro-generator can generate electricity efficiently under different water levels, flow rates and other working conditions, and improve the stability and power generation efficiency of the hydropower system.

Gas-fired power plants: It is used for excitation control of gas turbine generators. It can monitor the operating parameters of gas turbines in real time, adjust the excitation current as needed, ensure the normal operation of gas turbine generators, and realize stable power supply of gas-fired power generation.

Wind power plants: It is suitable for the excitation system of wind turbines. Since wind power generation is greatly affected by wind speed, wind direction and other factors, this I/O board can timely process various signals during the operation of wind turbines, dynamically adjust the excitation, ensure that wind turbines can generate electricity stably under different wind conditions, and improve wind energy utilization efficiency and power quality.

Solar power plants: In solar power plants, it can be applied to scenarios equipped with energy storage systems or other equipment that requires excitation control. It helps adjust the excitation of relevant generators, realizes the stable and coordinated operation of solar power generation and energy storage systems, and improves the reliability and power quality of solar power generation.

Industrial automation field: In large-scale industrial production such as petrochemical industry, metallurgy, and mining, for some large-scale equipment equipped with generators or requiring excitation control, this I/O board can be used in its excitation system to ensure the stable operation of the equipment, provide reliable power support for industrial production, and can also participate in signal interaction of industrial automation control systems, improving the automation level and stability of the overall production process.