Natural gas hydrogen doping experiment device and natural gas hydrogen doping experiment method

The invention provides a natural gas hydrogen doping experiment device and a natural gas hydrogen doping experiment method.The natural gas hydrogen doping experiment device comprises pressure regulating equipment and experiment equipment which are connected, the pressure regulating equipment comprises a fuel gas pipeline, a hydrogen pipeline and a mixer, and a first pressure regulating valve is arranged between a fuel gas source and the mixer; a second pressure regulating valve is arranged between the hydrogen source and the mixer; the experimental equipment is located in the first space, the first space is provided with a first detector, the first detector is used for detecting whether leaked fuel gas and/or hydrogen exist in the first space or not, and the first detector is connected with the alarm. The first pressure regulating valve and the second pressure regulating valve of the natural gas hydrogen doping experimental device can regulate the volume concentration of hydrogen and natural gas in the mixed