Research on Monitoring and Prewarning System of Accident in the Coal Mine Based on Big Data

Table 1

Simulation parameters.

Simulation parameters	Values
Network coverage	(0, 0)–(1000, 20) m
Number of sink nodes	1–6
Number of sensor nodes	0–600
Initial energy of sensor node	0.5 J
Radio range	75 m
Throughput	1 Mbps
Simulation time	48 hours