Energy-saving electrical appliance load type classification and identification method

Abstract

The invention provides an energy-saving electrical appliance load type classification and identification method. The method comprises the steps of judging the type of a current energy-saving electrical appliance, acquiring a feature class center vector of a single-body energy-saving electrical appliance, acquiring an SVM kernel function according to an SVM algorithm, acquiring a single-body energy-saving electrical appliance training set in the single-body energy-saving electrical appliance load type, identifying the load type of the single-body energy-saving electrical appliance according to an AdaBoost algorithm so as to acquire a single-body energy-saving electrical appliance training model of the single-body energy-saving electrical appliance, judging the type of the energy-saving electrical appliance, acquiring a variable working condition load identification model, combining the single-body energy-saving electrical appliance training model of each single-body energy-saving electrical appliance and the variable working condition load identification model so as to acquire a combined energy-saving electrical appliance training model. The method provided by the invention can identify the load type of an energy-saving electrical appliance quickly and accurately, and an electric energy measurement algorithm is improved so as to ensure the performance of the energy-saving electrical appliance; a basis is provided for targeted algorithm improvement research on electric energy measurement; and thus the running stability and the reliability of the energy-saving electrical appliance are ensured.

Description

technical field [0001] The invention relates to the fields of energy saving and electrical instruments, in particular to a method for classifying and identifying load types of energy-saving electrical appliances. Background technique [0002] As countries around the world pay more and more attention to energy conservation and emission reduction, a large number of energy-saving electrical equipment has been put into use, which has an impact on the load characteristics of the power system and the accuracy of electric energy measurement; compared with traditional electrical equipment, the working principle of energy-saving devices is more complicated. When used, it affects the load characteristics of the system. At the same time, new energy-saving electrical equipment generally uses power electronic devices as control components, which will inevitably cause disturbance and harmonic pollution to the power grid during fast switch control, thereby affecting the accuracy of electric...

AI Technical Summary

Problems solved by technology

[0002] As countries around the world pay more and more attention to energy conservation and emission reduction, a large number of energy-saving electrical equipment has been put into use, which has an impact on the load characteristics of the power system and the accuracy of electric energy measurement; compared with traditional electrical equipment, the working principle of energy-saving devices is more complicated. When used, it affects the load characteristics of the system. At the same time, new energy-saving electrical equipment generally uses power electronic devices as control components, which will inevitably cause disturbance and harmonic pollution to the power grid during fast switch control, thus affecting the accuracy of electric energy measurement.

[0003] There are many kinds of energy-saving electrical appliances, which currently include: inverters, energy-saving lamps, thyristor AC voltage regulators, reactive power compensation, permanent magnet motors, multi-speed motors, switched reluctance

Images