Passive Peak Strain Gauges

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Passive Peak Strain Gauges

• Ryan Kent Giles
• University of Delaware 2002

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Introduction

• Project Purposes
• Passive Gauges
• Preliminary Findings
• Pending Plans

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Project Purposes

• Bridge Health Monitoring
• Detection of
• Corrosion
• Deterioration
• Wear
• Importance
• Determine load capacity
• Prevent serious catastrophe

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Project Purpose

• Bridge Health Monitoring
• Current methods
• Visual inspection
• Time consuming
• Costly
• Permanent monitoring system
• Generate large amounts of data
• Require constant electrical input
• Costly

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Passive Gauges

• Purpose
• Measure peak strain
• Benefits
• Single datum output
• Mechanical operation
• Cost efficient
• Measurement
• Voltage
• Tension or compression

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Preliminary Findings

• Calibration
• Determine governing relationships
• Position within sensor
• Voltage
• Analyze capabilities

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D V RT 1
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Pending Plans

• Temperature effects
• Performance
• Tension
• Compression
• Field testing
• Feasibility
• Reliability

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Thank You

• Questions?