P16452 Active Reciprocating Compressor Valve Assembly Team: Negar Salehi, Bob Osborn, Ian Nanney, Keith Leung, Chris Reynolds Pugh Chart - Valve Assembly Orifice Areas Inlet Valve: in 2 Suction Valve: in 2 Active Valve: in 2 Wall Pressure = 50 psi Vessel Size = 6 in diameter x 5 in stroke Simulation Results Active Valve: Inlet and Suction Valve Solenoid valve used for gas or water Pipe Diameter = in Flow Bore = 16mm = 0.6 in 12V DC Price: $10-20 32 Gauge Wire Calculations Controller Subsystem DAQ PWM Controller Sensors Solenoids Power Supply Computer/LABVIEW Example of PWM Controls with Solenoids: https://www.youtube.com/watch?v=Ntvv9fyky Do https://www.youtube.com/watch?v=pDhbkz19 snw https://www.youtube.com/watch?v=oCWexDt kK7E Vessel Analysis -Schedule 40 rupture pressure is 500psi -Schedule 80 rupture pressure is 930psi -Maximum Design stress is 2000psi-Max service temperature is 140 F, which should be enough for our demonstration purposes. Schedule 80 PVC Pipe Characteristics Bursting and Pressure properties of PVC Pipe Vessel Analysis -Critical Stress-Hoop Stress =Pr/t =[(80psi)(3in.)]/0.591in. =404psi 404psi