In this paper the effect of current slop on the distribution of discharge energy in the gap of WEDM is researched for the first time in theory, and some rules are found.

• 本课题首次从理论与实践上探讨了线切割加工中，电流上升沿斜率对加工能量分配的机理，发现了电流波形影响线切割加工性能的规律。