The system mainly improved the mobility of the artillery train, and simplified maintenance by standardizing limber usage and wheel size, and reducing the number of carriage types to two.
[1] Valée also improved the guns themselves slightly, by making them lighter, and with a longer range.
[3] It would be used at the Capture of Alger (1830) and the Fall of Constantine (1837), as well as during the Crimea War (1853–1856).
[4] A new generation of weapons would emerge in shell-firing canon obusiers, with the invention of the naval shell-gun by Paixhans in 1823, and the introduction of the canon obusier de 12 in 1853 by the French Army, which would render the Valée system obsolete.
[1] Media related to Valée system at Wikimedia Commons