Data AcquisitionReal-Time System Integration

DARSI

Matt HulsePreston Schipper

Marc KesslerChris Lites

Andy Lin

Data AcquisitionWhat is Data Acquisition?

•Network of Sensors

•Central Collection

•Processing of Information

•Output

Our Data Acquisition System:

•Application: CU FSAE race car

•Design: Challenges, Solutions

•Teamwork & Group Schedule

•Impacts and Feasibility of DARSI after the CapStone expo.

Examples of Data Acquisition:

•Anti-Lock Brakes

•Airplane Black Boxes

•Industrial Manufacturing

•Central Processing Units

What is Formula SAE?

•Collegiate Design Series

•Group of diverse engineering disciplines

•World Wide Competition

•Why FSAE needs DARSI

Objectives of DARSI•Gather

•Process

•Store

•Present

Implementation Challenges

•High Temperatures

•Signal Noise

•Signal attenuation

•Durability

•Weather

•Power Limitations

•Packaging

Design Constraints

•Storage

•Time

•Communication

•Data Processing

•Signal Acquisition

Details of Project

Processor Speed Sensor

Linear Potentiometer

Thermistor

•Microchip – PIC18F258

•Fast – 40 MHz

•Cost <$10

•Controller Area Network (CAN)

•C Programmable

•Accurate/Precise

•LVDT

•Reliable

•Uses

•Cost

•Hall Effect

•Reliable

•Implementation

•Cost

•Accuracy vs. Simplicity

•Reliable

•Implementation

•Cost

Labor and Responsibilities

Responsibilities•Sensors

•Main Processor

•Pre Processors

•Communication System

Schedule

What's after the expo?

Economics and Marketability•Broad consumer market

•Fully customizable

•State of the art

Manufacturability and Sustainability•Pre-manufactured and replaceable sensors

•Modularity allows for adaptation

•Simple expansion capabilities

Impacts

Environment

•Emissions

•Fuel Economy

Safety

•Acquired information allows for determining safe operating limits

•Driver feedback to warn of dangerous conditions

•Gathered information can be used for safety control systems

Society

•Racers

•Environmental

•Applications in general consumer market

Final Objective

To design and construct a modular telemetric data acquisition system for automotive applications with a focus on the CU FSAE race car.

Questions?