An air source system for supplying air to a turbine engine by fracturing manifold equipment, comprising an air supply device, an air delivery manifold, a filtering device, a gas detecting system and a connecting device, the air delivery manifold, the filtering device and the gas detecting system are integrated on the fracturing manifold equipment, the air supply device is connected to the air delivery manifold through the filtering device, and the air delivery manifold supplies air to the turbine engine through the connecting device wherein the air source system for supplying air to a turbine engine by fracturing manifold equipment comprises a guard, the guard is integrated on the fracturing manifold equipment and is used to isolate the air delivery manifold from the fracturing manifold on the fracturing manifold equipment;
- wherein the gas detecting system is a pan-and-tilt laser gas detecting system comprises multiple scanning laser gas telemeters, and the pan-and-tilt drives the scanning laser gas telemeters to detect multi-dimensional space on site in real time.