PROGRESS OF INJECTION ENERGY UPGRADE PROJECT FOR J-PARC RCS

The injection energy of the J-PARC RCS will be upgraded in the beginning of 2014. A power supply of the shift bump magnet will be replaced during the long shut down in 2013. Some of other systems, the paint bump power supplies and pulse steering systems, were already upgraded, tested and used for the nominal user operation. The paper reports the progress of injection energy upgrade project.