Methane detection system and detection method based on unmanned aerial vehicle-mounted laser methane detector

The invention discloses a methane detection system and a methane detection method based on an unmanned aerial vehicle-mounted laser methane detector. The methane detection system comprises a ground control terminal, an unmanned aerial vehicle and a laser methane detection module, the laser methane detection module is arranged at the bottom of the unmanned aerial vehicle through an electric hanging bracket, the methane detection module comprises a laser device and an alignment camera, a laser beam of the laser device and an optical axis of the alignment camera are arranged in parallel and are located on the same vertical plane, and the laser device is used for detecting the methane concentration of an inspection area; the alignment camera is used for shooting an image of the inspection area; according to the system, the unmanned aerial vehicle is used for carrying a laser methane remote sensing instrument and a double-mounting platform of a visible light pod to execute inspection tasks, the structure is simple