Marching to the capacity of the battery, multiple parallel plate separation, positive and negative horizontal welding into positive and negative plategroup.
为了行进电池的容量，多个正、负极板别离平行，横向焊接成正、负极板组。
2
Via analysis of different plate thickness combinations of equality height spacer plategroup, contact stress curves and contact area distribution among the plates were got.
Based on the local, migratory and subsection characteristics of main roof fall of longwall face, the main roof was divided into some plategroup, and plategroup mechanical model was established.