Research Article

VCH-ECCR: A Centralized Routing Protocol for Wireless Sensor Networks

Table 2

Network model parameters.

Network parameterValue

Network area100 × 100 m2
Total numbers of nodes (n)500
Initial energy of nodes (Einit)2 J
Coefficient for free-space fading (εfs)10 pJ/bit/m2
Coefficient for multipath fading (εmp)0.0013 pJ/bit/m2
Data packet size6400 bits
Control packet size200 bits
Idle state energy (ET,X = ER)50 nJ/bit
Data-aggregation energy5 nJ/bit/signal
Round length40 TDMA data frames