根据线性微分方程的的特点及两个合理的近似，提出了一种新型的用计算机辅助去除红外成像检测中高功率噪声的方法．仿真结果表明该方法有良好的抑制噪声效果． According to the characteristics of the linear differential equation and two reasonable approximations, a new method of detecting medium and high power noise with computer-aided infrared imaging is proposed. Simulation results show that this method has a good noise suppression effect.