Equipment operation state identification method and device

The embodiment of the invention provides an equipment operation state identification method and device, and the method comprises the steps: obtaining an image of target equipment, and carrying out the edge detection according to the image, and generating an edge detection image; segmenting an indicating lamp in the edge detection image to generate an indicating lamp image; wherein the number of the indicating lamp images is the same as the number of indicating lamps of the target equipment; performing conversion according to each indicator lamp image to generate an HSV color space image; extracting features in the HSV color space image to generate a running state of target equipment; wherein the operation state comprises shutdown, normal operation and fault. The invention aims to improve the accuracy of identifying the operation state of the equipment in the intelligent water affair system and ensure that the equipment can monitor the quality of water at any time. According to the invention, the high-definiti