Temperature control system and method for triaxial inclined optical fiber gyroscope inertial measurement device

The invention discloses a three-axis inclined optical fiber gyroscope inertial measurement device temperature control system, which is characterized in that a heating sheet and a second temperature sensor are mounted on a heating sheet mounting structure, a heat insulation cover is arranged between the heating sheet mounting structure and a magnetic shielding cover, and the heating sheet mounting structure and the heat insulation cover are both fixed on the magnetic shielding cover; and a first temperature sensor is arranged at a light path of the optical fiber gyroscope. The invention further discloses a temperature control method of the three-axis inclined optical fiber gyroscope inertial measurement device, the second temperature sensor obtains a cavity temperature signal and outputs the cavity temperature signal to the electronic box body; the first temperature sensor obtains a light path temperature signal and outputs the light path temperature signal to the electronic box body; the electronic box body c