human achievements
DESCRIPTION
Human Achievements. Cave man discovers fire Long time ago First automobile Late 1800’s First Flight 1903 Broke the sound barrier 1947. Space Travel. First went into space – 1957 Sputnik Man on the Moon – 1969 Saturn V 1967-1975 Space Shuttle. Space Shuttle - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/1.jpg)
![Page 2: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/2.jpg)
Human Achievements Human Achievements Cave man discovers fire
◦Long time agoFirst automobile
◦Late 1800’sFirst Flight
◦1903Broke the sound barrier
◦1947
![Page 3: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/3.jpg)
Space TravelSpace TravelFirst went into space – 1957
◦SputnikMan on the Moon – 1969
◦Saturn V 1967-1975Space Shuttle
![Page 4: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/4.jpg)
Space Shuttle◦First Reusable launch vehicle◦$450 Million per mission launch
$22,000 per kg
![Page 5: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/5.jpg)
Possible SolutionsPossible SolutionsRail gunsNew Shuttle
◦OrionRocket Plane
◦Spaceship OnePermanent blimp
◦Horizontal ascender Space PierSpace Elevator
![Page 6: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/6.jpg)
SPACE ELEVATORSPACE ELEVATOREstimated Costs
◦$1.48 per kgTechnology already exists
◦Ground Station◦Tether◦Space Station◦Beam Source◦Climber
![Page 7: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/7.jpg)
Elevator ComponentsElevator Components
Ground Station
Tether
Space StationClimber
Beam Source
![Page 8: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/8.jpg)
Ground StationGround StationMobile
◦Similar to oil platformLocation?
◦Off the coast of South America/Mexico
◦EquatorFunction as an anchor for the
tether
![Page 9: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/9.jpg)
TetherTetherCarbon Nanotubes
◦Has 26,000 ksi tensile strength ◦Steel – 798 ksi
![Page 10: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/10.jpg)
Space StationSpace StationLarge Mass
◦Geosynchronous orbit◦Start small and send stuff up
Increasing mass
![Page 11: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/11.jpg)
Beam SourceBeam SourceLaser
◦BIG To be determined by mass of climber
◦Types Chemical Solid state Gas Dye Semi-conductor
![Page 12: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/12.jpg)
ClimberClimber100 mphCarry heavy payloads
◦Cheap $1.48 per kg
![Page 13: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/13.jpg)
Potential ProblemsPotential ProblemsCable StrengthSpace junkMeteors Failure CascadeCorrosionMaterial DefectsWeatherVibrational harmonicsVan Allen belts (radiation exposure)
![Page 14: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/14.jpg)
Space Elevator Movie
![Page 15: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/15.jpg)
2008 Competition2008 CompetitionPower beaming options
• Laser
Ascent/tether height• 1000 m
Tether geometry• 3/16” round cable
Average ascent velocity• ≥ 5 m/s
![Page 16: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/16.jpg)
What are we doing?What are we doing?
Ground Station ComponentsClimbing Mechanism
![Page 17: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/17.jpg)
Laser ControlLaser Control
• All teams will use the TrumpF TruDisk 8002 High Powered Laser for Transmission
• Track length is 1 km
• Everything else; TBD
![Page 18: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/18.jpg)
1.(Stage 1) Design a receiving unit enables basic feedback of laser pointer location
Tracking SystemTracking System
![Page 19: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/19.jpg)
2. (Stage 2) Transmit display data wirelessly to remote PC
3. (Stage 3) Mount laser to a 2-axis gimbal assembly; Use real time data acquired by a PC to track receiving unit and correct for azimuth and pitch
![Page 20: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/20.jpg)
PrototypePrototype• Parts
• Photo-transistors• CPLD• Laser • Components – IC’s, resistors, caps, LED’s, etc.
• Circuits (bread board)• Analog-Digital• Proto-board Layout
![Page 21: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/21.jpg)
Mechanical ClimberMechanical ClimberSimple and adaptable
◦For competition changesRoller mechanism to climb cableHope to show it off at expo
![Page 22: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/22.jpg)
![Page 23: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/23.jpg)
![Page 24: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/24.jpg)
![Page 25: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/25.jpg)
![Page 26: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/26.jpg)
Future Senior Design Future Senior Design TeamsTeamsPower Converting/ReceivingLaser/optical control
◦Programming of LaserPhotovoltaic Supporting Structure
![Page 27: Human Achievements](https://reader035.vdocument.in/reader035/viewer/2022062301/5681376c550346895d9f0474/html5/thumbnails/27.jpg)
QUESTIONS???