Ambient Temperature Measuring Device Within a Football Helmet

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Ambient Temperature Measuring Device Within a
Football Helmet

• Design Team Luke Harris and Anna Karas
• Clients Dr. Kenneth Wood
• Dr. Robert Harrington
• Advisor Professor Walter Block

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Problem Statement

• Device Measure ambient helmet temperature
• Short term Goal Correlate data with heat stroke
  occurrences
• Long term Goal Monitor from sidelines

3
Motivation

• Heat related deaths
• Lack of scientific Data regarding thermal
  regulation
• Gather data
• Validate hypotheses regarding heat stress cases

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Design Specifications

• Data acquisition of ambient temperature
• Accuracy 1 C
• Compatible within a helmet
• Environmental
• Safety
• Size Constraints
• Storage of data for later analysis

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Background Information

• Patents
• Firefighter helmet
• Professor Interviews

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Design 1 Stamp Design

• Programming of Stamp
• Advantages
• Capability
• Versatility
• Disadvantages
• Complexity
• Size

Size 1.5 by 2.5 inches
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Design 2 Telemetry Design Information Flow
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Design 2 Telemetry Design

• Advantages
• Small Size
• Satisfies Clients Long Term Goals
• Disadvantages
• Noise and Interference
• First Correlate Temperature and Heat Stroke

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Chosen Design Temperature Data Logger
Information Flow
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Chosen Design Temperature Data Logger

• Advantages
• Compatible in Harsh Environments
• Cost Effective
• Satisfies Design Specifications
• Simple
• Disadvantages
• No simultaneous data display
• Data Retrieval

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Potential Problems

• Degree of Accuracy
• /-.72F
• Placement in Helmet
• Attachment
• Data Retrieval Method

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Questions Comments

• Thank You for Your Time!

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Transmitter and Receiver Specifications

• Transmitter
• Voltage Operation 2.2-5.5 V
• Low Current Consumption
• Manufacture sets FM Radio Freqency
• Size 1.6 cubic cm
• Cost 10 to 130
• Receiver
• High Frequency Stability
• Low Current Consumption
• Cost 10 to 130
• Evaluation Kit
• Cost 50 to 400

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Temperature Data Logger

• 1.5 inch diameter, 0.8 inch thickness
• Sampling range of .5 seconds-9 hrs.
• 5 year battery life
• Operating Range -40F- 167F
• 3.6 Volt Lithium Battery
• 32,520 measurement total
• 1.1oz. (32g)
• 149.00
• Intrinsically Safe for Hazardous Environments