描述
经验法整定PID的关键是“调参数,看曲线”。因此,在调整过程中,必须弄清PID调节器参数变化对过渡过程曲线的影响关系。例如,看到曲线波动很大时,就不能再减小P值(比例度),也不应该减小I值或加大D值,否则就会使系统出现剧烈振荡
Wild Heerbrugg T1 New Style Optical Vernier Theodolite
Wild Heerbrugg Theodolite Laser System – Excellent
WILD HEERBRUGG T-16 T16 THEODOLITE UPRIGHT IMAGE EX CON
WILD Heerbrugg T16 Theodolite made in Switzerland
MICROSCOPE WILD Heerbrugg Leica M420 stereomicroscope
Wild Heerbrugg Makrozoom 1:5 Lens
Wild Heerbrugg M3 Stereo Microscope with Base illuminat
Theodolite Wild T16 Heerbrugg Swiss Surveyor