please use the search feature, I answered this two days ago
http://forums.dolphin-emu.org/showthread.php?tid=22498&pid=203557#pid203557
right click on a game, export wii save, and a private\wii\title\<titleid>\data.bin is created
copy/move that to your sd card and transfer using the wii menu save options, some games may require other methods if they protected saves
http://forums.dolphin-emu.org/showthread.php?tid=22498&pid=203557#pid203557
right click on a game, export wii save, and a private\wii\title\<titleid>\data.bin is created
copy/move that to your sd card and transfer using the wii menu save options, some games may require other methods if they protected saves