Board Thread:Questions and Answers/@comment-31393399-20170407163401/@comment-32549754-20170712140228

I believe I know what you're asking, and I asked about that on Command Blocks And Redstone, and HerobrineAC0318 replied, I believe there will be a command added in 1.2 called /gamerule tickingarea. Use that to make “spawn chunks”. So no matter where you are, that chunk will always be loaded.