The ignition energy,efficiency,burning time and main chemical reactions of the pulsed corona discharge ignition(PCD) used on internal combustion engine are discussed in detail.

• 介绍了内燃机点火技术的研究进展,阐述了内燃机脉冲电晕放电点火新技术所涉及的点火能量、点火效率、燃烧时间和相关化学反应等问题。