Gas detection system

The invention provides a gas detection system, and relates to the technical field of gas detection. The system comprises a full perovskite thin film photovoltaic energy supply module and a gas detection module. And the full perovskite thin film photovoltaic energy supply module is connected with the gas detection module. The full-perovskite thin film photovoltaic energy supply module comprises a perovskite photovoltaic unit and a power supply control unit. And the perovskite photovoltaic unit is used for converting solar energy into electric energy and supplying power to a power utilization part of the gas detection system by using the electric energy. And the power supply control unit is used for regulating and controlling the working mode of the gas detection module and controlling the electric energy output by the perovskite photovoltaic unit according to the working mode. And the gas detection module is used for detecting gas. According to the invention, gas can be monitored in a low-carbon and environmen