Thank you Joelias. I added the line to the omnetpp.ini file and now I get a message "Cannot find lifecycle controller -in module inet::power::SimpleEpEnergyStorage during network initialization". I use inet 3.6 version. Please find below the code I am using:
**.hasStatus=true
**.displayEnergyStorages = true
*.host*.wlan[0].radio.energyConsumerType = "StateBasedEpEnergyConsumer"
*.host*.wlan[0].radio.energyConsumer.offPowerConsumption = 0mW
*.host*.wlan[0].radio.energyConsumer.sleepPowerConsumption = 0.1mW
*.host*.wlan[0].radio.energyConsumer.switchingPowerConsumption = 1mW
*.host*.wlan[0].radio.energyConsumer.receiverIdlePowerConsumption = 2mW
*.host*.wlan[0].radio.energyConsumer.receiverBusyPowerConsumption = 5mW
*.host*.wlan[0].radio.energyConsumer.receiverReceivingPowerConsumption = 10mW
*.host*.wlan[0].radio.energyConsumer.transmitterIdlePowerConsumption = 2mW
*.host*.wlan[0].radio.energyConsumer.transmitterTransmittingPowerConsumption = 100mW
*.host*.energyStorageType = "SimpleEpEnergyStorage"
**.energyStorage.nominalCapacity = 0.05J # maximum capacity
**.energyStorage.initialCapacity = uniform(0J, this.nominalCapacity)
*.host[*].energyManagementType = "SimpleEpEnergyManagement"
*.host[*].energyManagement.nodeStartCapacity = 0.025J # start threshold
*.host[*].energyManagement.nodeShutdownCapacity = 0J # shutdown threshold
*.host*.wlan[0].radio.displayInterferenceRange = false
*.hostR1.wlan[0].radio.displayCommunicationRange = false
*.visualizer.mediumVisualizer.displaySignals = false
Please help.
Thanks,
Anjana