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Team Unum. PDR #5 – 10/7/04 Flow Control and Pressure Sensing System. Control and Sensing Components. Flow Control: Achieved with Solenoid Pressure Sensing: Achieved with Pressure Transducer. Flow Control- The Solenoid. Two-Way Three-Way Normally Open Normally Closed Universal
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Team Unum PDR #5 – 10/7/04 Flow Control and Pressure Sensing System AME 470 – Team Unum
Control and Sensing Components • Flow Control:Achieved with Solenoid • Pressure Sensing:Achieved with Pressure Transducer AME 470 – Team Unum
Flow Control- The Solenoid • Two-Way • Three-Way • Normally Open • Normally Closed • Universal • Four-Way AME 470 – Team Unum
Flow Control- The Solenoid • ASCO Valve • Model P/N 8320G184 • 24 Volts DC • 0-115 psi • Flow Coefficient: 0.35 • Time to inflate a basketball: 3.56 sec • Price: $89 AME 470 – Team Unum
Pressure Sensing- The Transducer • “Home-made” Pressure Sensor from strain gauges and deformable material • Traditional Pressure Transducer • Flow-through Pressure Transducer AME 470 – Team Unum
Pressure Sensing- The Transducer • Motorola MPX5700GP-ND • From Digi-Key Corporation • Req’d Voltage: 5 V • Accuracy: 0.5% • Pressure Range: 0-101.5 psi • Weight: <7 Oz. • Price: $18.19 AME 470 – Team Unum
Pressure Sensing- The Transducer • Concept of configuration: AME 470 – Team Unum
Upcoming Activities • Finalize Component Decisions and place orders • PDR #5: Electronics and Electronic Connections Thursday, October 14 Questions? AME 470 – Team Unum