Transcript Data Acquisition and Data Management System For AESD

Sponsor: ARD, Carderock Division, Bayview, ID
Background
Testing
ECE Senior Design 2008
• Ran tests on different systems
Lab Setup
LabVIEW ™ Software
Figure 1: AESD
• Measured Voltage, Current,
Temperature
• Real-time display of the
measured values
Figure 2: Type K Thermocouple
• No errors observed
• Range: -452.2˚F to 1562˚F
• Data saved to specified file
• Cost ≈ $1.00 per ft
• Time and location stamp for
data
GPS
The Advanced Electric Ship
• Latency: 1 Second
Demonstrator (AESD) is a ¼
scale destroyer used to monitor
Figure 10: Front panel: Control Tab
acoustics, test electrical
National Instruments™
(NI) DAQ Specifications
systems and propulsion
technologies on this advanced
Figure 3: ABB Voltage Sensor
Figure 5: Lab Model
ship.
Goals
• Range: 0 to 500 V
• Sampling Rate: 333 ks/s
• Output Voltage: 0 to 10 V
• Up to 280 Channels/DAQ Device
• ± 0.2% Accuracy at 25 ̊C
• 16-Bit ADC Resolution
• Cost ≈ $250 per unit
Design a Data Acquisition System
(DAQ) to interface with the existing
systems on the AESD to:
• Correlate data with the GPS.
• Graphical display
• On board data storage buffer.
• Expandable Architecture
• System runtime: 8 Hours
Figure 12: Front panel: Output Voltage Graphs
• High Bandwidth: 110 Mb/s and
Figure 6: Voltage Sensor Circuit
Designed Voltage Sensors
Horz = 12V
Vert = 12V
• Manage and display data from
the propulsion system and UPS
batteries.
• Battery Voltage (V), String
Current (A) & Temperature (F)
Battery Bank
up to 250 Mb/s
Team Seadaq
• PC and Laptop Compatible
• Rugged Design for Industrial
Applications
Figure 4: LEM Current Sensor
• ±1% Accuracy at 25 ̊C
• Adjustable Ranges:
5, 10, 20 Amp Max
• Cost ≈ $400 per unit
Jarred Coulter Zane Sapp Vishu Gupta
Figure 7: Voltage Sensor Schematic
Figure 8: Simulation Results
• Low Power Consumption
• Only one voltage reference
or ground reference
• Linear input to output
• Cost ≈ $5.00 per unit
Figure 11: DAQ Hardware Diagram
Team Advisor: Prof. Herbert L. Hess
Figure 9: Experimental Results
Team Seadaq would like to thank: Alan Griffitts, Dr. Brian K. Johnson, Dr. Chris Wagner, Karen Cassil, Arleen Furedy, Dorota Wilk and Justin Schlee