Sensing & Control

Developing on-line sensors and devices for monitoring composites from manufacturing to end-of-life; Develop and validate process control schemes using simulations and manufacturing workcells.

• Sensors
• Time-Domain Reflectometry
• Control of RTM
• Control of VARTM
• Non-destructive Inspection

Sensors

• Design and Optimization of Magnetostrictive Strain Sensor
• Measurement of Strain and Strain Gradients with Fiber Bragg Grating Sensors
• Design and Fabrication of Sensors on Fibers
• Internal Strain Measurement of Composite Materials with a Novel Magnetic Wire Sensor
• Highly Sensitive Magnetostrictive Cure Monitoring (MCM) Sensor
• On the Physics of Liquid-Crystal Based Sensors
• Micro-Optical Multiplexer Embedded in Composite Laminates used for Sensing and Communication Applications (undergraduate)

Time-Domain Reflectometry

• 2D Distributed Sensing via Time Domain Reflectometry (TDR)
• A Time Domain Reflectometry (TDR) Based Method for Measuring Mode I Fracture Toughness of Polymer Composites
• TDR-Line Sensors for Multifunctional Process Sensing

Control of Resin Transfer Molding

• Intelligent Resin Transfer Molding using the RTM Workstation
• Simulation-Based Liquid Injection Control (SLIC): Features and Applications in RTM and VARTM
• LIMS User Interface (LIMSUI)
• Numerical Issues in LIMS and Applications
• Simultaneous Gate and Vent Location Optimization in Liquid Composite Molding Processes

Control of VARTM

• Data Mining of Process Information for Vacuum-Assisted ResinTransfer Molding (VARTM)
• New Control Approaches During VARTM
• Optimization of Flow Distribution Network in VARTM by Using SLIC (Simulation-Based Liquid Injection Control)
• Smart Line Injection to Control Flow in VARTM
• Use of SLIC for Design of Distribution Media Lay-Up in VARTM

Non-destructive Inspection

• Vibration NDI of a Large-Scale Navy Structure with Multiple MEMS Accelerometers

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