An Initial Alignment Technology of Shearer Inertial Navigation Positioning Based on a Fruit Fly-Optimized Kalman Filter Algorithm

Table 2

Simulation parameters.

Name	Value	Unit
Longitude	110	deg
Latitude	40	deg
Height	40	m
Average radius	6371393	m
Gravity acceleration	9.7803267714	m/s^2
Simulation time	5	s