Bayesian Network Assessment Method for Civil Aviation Safety Based on Flight Delays

Table 1

The description of node characteristics.

Meaning	Abbreviation
Weather	WE
Flow control	FC
Maintenance and engineering	ME
Airplane plan	AP
Airport design	AD
Airport order	AO
Scheduled flight time	SFT
ATC safety risk	ATSR
Airline safety risk	ALSR
Airport safety risk	APSR
Maintenance safety risk	MSR
Airport size	AS
Food supply	FS
Other reason	OR
Traveler	TR
Aircraft type	AT
Flight delay	FD
Station flight delay	SFD
Flight delay rate	FDR
Risk rate of aviation operation safety	AOSRR
Safety operation risk based on flight delay	SRBFD
ATC safety hidden danger	ATSHD
Airline safety hidden danger	ALSHD
Airport safety hidden danger	APSHD
Maintenance safety hidden danger	MSHD
Prohibited fly	PF
Air crew	AC
Security check	SC
Joint check	JC
Transport service	TS