CH Election Procedure

Assume that be the set of nodes and be the set of clusters.

Step 1: Estimate the distance between each node with the cluster center.

Step 2: Allocate the time slot t.

Step 3: Estimate the maximum residual energy for each node.

Step 4: Select the node having maximum residual energy and located closer to the cluster center and choose that node as the CH.

Step 5: Repeat the above (1-3) steps until all clusters have CHs.