FIELD: electricity.
SUBSTANCE: energy usage control and monitoring system contains a power network with network power sensor, a load with load power sensor and a energy usage control and monitoring device that contains input and output interfaces. The information output of the load power sensor is connected to the input of the input interface. The device for energy usage control and monitoring contains: an information interface, a device control unit, an information input and display unit, a real-time clock unit with a calendar, a reserve estimation unit, a time interval calculator and a signal selector. The output of the information interface is connected to the first input of the device control unit, the output of the input interface is connected to the second inputs of the device control unit and the reserve estimation unit, an information line is connected to the output of the device control unit, the information input and display unit are also connected to it, a input of real-time clock unit with a calendar, the first inputs of the reserve estimation unit, the time interval calculator and the signal selector, in addition the second input of the time interval calculator and the third input of the reserve estimation unit is connected to the output of the real-time clock unit with the calendar, in turn the output of the reserve estimation unit is connected to the second input of the signal selector, and the output of the time interval calculator is connected to the third input of the signal selector, the output of which is connected to the input of the output interface, in addition, control input of the load is connected to the output of the output interface.
EFFECT: equalization of the load schedule and reduction of consumed electric energy of the industrial enterprise during peak hours of the power system, regulation of the electric load schedule without stopping of continuous technological processes.
4 cl, 2 dwg
