As the training of the LHC magnets takes a long time, it was decided to run at 6.5 TeV per beam in 2015: http://home.web.cern.ch/about/engineering/restarting-lh

As the training of the LHC magnets takes a long time, it was decided to run at 6.5 TeV per beam in 2015: http://home.web.cern.ch/about/engineering/restarting-lhc-why-13-tev http://home.web.cern.ch/about/engineering/restarting-lhc-why... Maybe next year the energy will be increased to 7 TeV.