you can look into czars perfect runecrafter script. you can have the bots run the essence to you
"You can setup a master account (preferably your main account, can be any account) and a worker account (a throwaway bot account, or any account) will trade the master account and go to bank to get more runes etc. The main account (master) does not need to bot, and can be achieved through the normal RS client without a bot client."