SLIDE 1
Sea Stable
Sketch Model Review Blue A
1 in 3 people highly susceptible to motion sickness
Stationary Movement Pressure changes
Spatial Confusion
Current Products
Sea Stable
Sea Stable Sketch Model Review Blue A 1 in 3 people highly - - PowerPoint PPT Presentation
Sea Stable Sketch Model Review Blue A 1 in 3 people highly - - PowerPoint PPT Presentation
Sea Stable Sketch Model Review Blue A 1 in 3 people highly susceptible to motion sickness Sea Stable Stationary Spatial Confusion Current Products Movement Pressure changes Market Over 40 $30 Billion 100 Million Medications Boat/Ship
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SLIDE 3
$30 Billion
Boat/Ship Industry
Market
100 Million
Ferry Rides Annually
Over 40 Medications
To treat motion sickness
SLIDE 4
Similar Product: Seakeeper[8]
Whole boat stabilizer for boats 26’ and larger Mechanism: Gyro flywheel tilts to produce torque Cost: $19,900
SLIDE 5
PROBLEM
Can we make a small modular device to stabilize a fixed seat in waves?
- Size
- Active Stabilization
- Stand-alone
SLIDE 6
SOLUTION Sea Stable
SLIDE 7
FEATURES 2 Bar Linkage System 2 Axis Gimbal Servo Actuators IMU-Based Feedback
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Findings/Further Improvements
- Waves are very low frequency ≅
0.3 Hz
- More power needed for human
weight
- Needs to be shorter to serve as a
cushion on any seat
- Concept is applicable elsewhere:
○ Stabilized food serving platter ○ Table for boats
SLIDE 9
References
[1] “2016 Highlights of Ferry Operations in the United States | Bureau of Transportation Statistics” [Online]. Available: https://www.bts.gov/surveys/national-census-ferry-operators-ncfo/2016-highlights-ferry-operations-united-states. [Accessed: 02-Oct-2019]. [2]“IBISWorld US - Industry, Company and Business Research Reports and Information” [Online]. Available: https://clients1- ibisworld-com.libproxy.mit.edu/reports/us/industry/ataglance.aspx?entid=853. [Accessed: 02-Oct-2019]. [3]“IBISWorld US - Industry, Company and Business Research Reports and Information” [Online]. Available: https://clients1- ibisworld-com.libproxy.mit.edu/reports/us/industry/ataglance.aspx?entid=852. [Accessed: 02-Oct-2019]. [4] Reference, G. H., “Motion Sickness,” Genetics Home Reference [Online]. Available: https://ghr.nlm.nih.gov/condition/motion-sickness. [Accessed: 02-Oct-2019]. [5] 2016, “Sea Band,” Sea Band. [6] 2017, “Seasick? Gyroscope Device Stabilizes Rocking Boats, Creating Fair Seas for All” Daily Pilot [Online]. Available: https://www.latimes.com/socal/daily-pilot/news/tn-dpt-me-seakeeper-device-20170428-story.html. [Accessed: 02-Oct-2019]. [7] 2019, “Medications for Motion Sickness,” Drugs.com [Online]. Available: https://www.drugs.com/condition/motion- sickness.html. [Accessed: 03-Oct-2019]. [8] 2019, “Technology | Seakeeper” [Online]. Available: https://www.seakeeper.com/technology/. [Accessed: 03-Oct-2019] [9] 2017, “Top 20 BOATS in STORM! So TINY vs MONSTER WAVES! Astonished Video Compilation” [Online]. Available: https://i.ytimg.com/vi/MBsji7LJ9ac/hqdefault.jpg. [Accessed: 03-Oct-2019].
SLIDE 10
Seakeeper Boat Gyroscope Sea Stable
Cost
– +
Effectiveness
+ +
Flexibility