HAZID- (HAZARD IDENTIFICATION), the basis of (HAZARD IDENTIFICATION), risk assessment and risk control.

Risk source refers to the source or state of potential energy and dangerous substance release in a system, which may cause personal injury or disease, property loss or environmental damage due to unsafe behavior of people, unsafe state of things, management defects and bad working environment.

The purpose of risk source identification is to analyze and evaluate the risk and control the risk source that causes unacceptable risk.

Qra-quantitative RISK ANALYSIS, mainly through computer simulation, analyzes the possibility (probability), severity of consequences and risks of RISK sources transforming into accidents, and provides scientific reference for production system site selection, general layout, formulation of emergency plans, and daily production and safety management.