The application and research about P control chart in leak detection process

Considering leak detection process, dynamic quality control is implementation by using P control chart. Quality management mode that predicts, controls and improves the quality of production is established by rejecting assignable causes immediately and obtaining in-control status. The effectiveness has been proved by theory and practice: P control chart is a monitoring windows for company leaders and quality management personnel, and this is beneficial to optimizing production conditions and improving the product quality. Keywords-P control charts, Statistical process control (SPC), process monitoring.