FRC regulation compressors supply a limited amount of air during the 2 minutes of competition; therefore teams need to carefully control how much air is used during the course of each match. FIRST Team 587 has a developed a unique pneumatic system to regulate the amount of air pressure used in specific cylinders to better manage the usage of available compressed air.
If you ever find yourself thinking that you are the most brilliant person in a situation, you are doing something wrong. - EricVanWyk [more] 
