experience gained in cltp7cltp.info/pdf/cltp7/report_khalil.pdf · 2016-11-18 · [email protected]...
TRANSCRIPT
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EXPERIENCE GAINED IN CLTP7
Mohammed Khalil Ibrahim, Ph.D.
Cairo University - Egypt
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OUTLINE
Objectives
Timeline
The i-CanSat Assembly
Recovery System
Testing (Drop, Mechanical, and Thermal)
Launching
Results
Conclusions
Further Developments
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OBJECTIVES
Experience the teaching method used in CLTP7.
Collect participants’ feedback about the i-CanSatmanual.
Propose improvements to i-CanSat-6 kit.
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TIMELINE
Day 1
21.9.16
Day 2
22.9.16
Day 3
23.9.16
Day 4
24.9.16
Day 5
25.9.16
Day 6
26.9.16
Day 7
27.9.16
Day
28.9.16
Day 9
29.9.16
Day 10
30.9.16
Day 11
1.10.16
- Orientation
- i-CanSat Assembly
- Orientation
- Introductory Presentation
- i-CanSat Assembly
- Continuity test
- GPS Configuration
- Xbee Configuration
- Cancam operation
- General operation
- Google Map & GPS data
- Parachute fabrication
- Drop test
User board Assembly
- Testing
- User board Development
Sapporo
Sightseeing
- Move to Akabira
- Paper rocket Fabrication
- Paper rocket Fabrication
- First Launch
Final
Presentation
- Second Launch
- Presentation Preparation
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I-CANSAT
i-CanSat: Structure & Parachute
USR PCB i-CanSat
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RECOVERY SYSTEM
1
2
3
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PARACHUTE TESTING
First test with dummy load: Failed
Second test with dummy load: passed
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TEMPERATURE TESTING
-5
0
5
10
15
20
25
30
35
40
45
0 500 1000 1500 2000 2500 3000 3500
Tem
per
atu
re [
Co]
Time [seconds]
Actual Air Temperature
Set Temperature
i-CanSat Temperature Sensor Reading
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VIBRATION TESTING
Sine wave vibration
Random vibration
Shock vibration
VIBRATION GENERATOR
EMIC 916-AW/LA
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SINE CHARACTERSITICS
1
10
100
1000
1 1.5 2 2.5 3 3.5 4
m/s^2
wave
Actual [m/s^2]
Target [m/s^2]
Upper Alarm Limit [m/s^2]
Lower Alarm Limit [m/s^2]
Upper Abort Limit [m/s^2]
Lower Abort Limit [m/s^2]
Frequency = 10 Hz
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RANDOM CHARACTERISTICS
-52.50645
-32.50645
-12.50645
7.4935455
27.493546
47.493546
0 0.05 0.1 0.15
m/s^2
sec1E-04
0.001
0.01
0.1
1
1 10 100 1000 10000
(m/s^2)^2/H
z
Hz
Target [(m/s^2)^2/Hz]
Actual [(m/s^2)^2/Hz]
Reading [(m/s^2)^2/Hz]
Upper Alarm Limit [(m/s^2)^2/Hz]
Lower Alarm Limit [(m/s^2)^2/Hz]
Upper Abort Limit [(m/s^2)^2/Hz]
Lower Abort Limit [(m/s^2)^2/Hz]
Measured acceleration
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SHOCK CHARACTERISTICS
-94.2
-74.2
-54.2
-34.2
-14.2
5.8000031
25.800003
45.800003
65.800003
85.800003
0.1411406 0.1461406 0.1511406 0.1561406 0.1611406
m/s^2
sec
8msec8G
Target [m/s^2]
Lower Limit [m/s^2]
Upper Limit [m/s^2]
Actual [m/s^2]
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ACCELEROMETER READINGS
-2.5
-2
-1.5
-1
-0.5
0
0.5
1
1.5
2
2.5
0 50 100 150 200 250 300 350 400
Acc
ele
ration [g
]
Time [seconds]
X-axis Y-axis Z-axis
Sine Random Shock
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LAUNCHING
1 2
3 4
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LAUNCHING
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GPS RESULTS – FIRST LAUNCH (29.09.2016)
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GPS – 3D RESULTSLongitude: 141.999802
Latitude: 43.579588
Altitude: 234.580 ft
Speed: 3.7 mph
Heading: 16.6
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IMAGES – FIRST LAUNCH (29.09.2016)
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ACCELEROMETER RESULTS– FIRST LAUNCH (29.09.2016)
-1.5
-1
-0.5
0
0.5
1
1.5
2
0 100 200 300 400 500
Acc
eler
atio
m [
g]
Time [seconds]
X-Axis
Y-Axis
Z-Axis
Flight Portion
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ACCELEROMETER RESULTS– FIRST LAUNCH (29.09.2016)
-1.5
-1
-0.5
0
0.5
1
1.5
2
0 20 40 60 80
Acc
eler
atio
m [
g]
Time [seconds]
X-Axis
Y-Axis
Z-Axis
LaunchTouch Down
Separation
Parachute
Deployment
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GYROSCOPE RESULTS– FIRST LAUNCH (29.09.2016)
-2000
-1500
-1000
-500
0
500
1000
1500
2000
2500
3000
0 20 40 60 80
Ang
ula
r Ra
te d
eg
/se
c.
Time [seconds]
G1
G2
Launch
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FIRST LAUNCH: SPINNING
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PRESSURE SENSOR RESULTS– FIRST LAUNCH (29.09.2016)
-50
0
50
100
150
200
250
300
350
965
970
975
980
985
990
995
1000
1005
1010
0 20 40 60 80
Altitude
[m]
Pre
ssure
[H
ecto
Pa]
Time [seconds]
Pressure Altitude [m]
19.0
25.1013144330][
pmh
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GPS RESULTS – SECOND LAUNCH (30.09.2016)
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GPS – 3D RESULTS
Longitude: 142.000090
Latitude: 43.580445
Altitude: 330.381 ft
Speed: 26.2 mph
Heading: 172.1
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IMAGES – SECOND LAUNCH (30.09.2016)
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ACCELEROMETER RESULTS– SECOND LAUNCH (30.09.2016)
-5
-4
-3
-2
-1
0
1
2
0 50 100 150 200
Acc
eler
atio
m [
g]
Time [seconds]
X-Axis
Y-Axis
Z-Axis
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GYROSCOPE RESULTS– SECOND LAUNCH (30.09.2016)
-2500
-2000
-1500
-1000
-500
0
500
1000
1500
2000
2500
0 50 100 150 200
Ang
ula
r Ra
te d
eg
/se
c.
Time [seconds]
G1
G2
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PRESSURE SENSOR RESULTS– SECOND LAUNCH (30.09.2016)
-150
-100
-50
0
50
100
1000
1005
1010
1015
1020
1025
1030
0 50 100 150 200
Altitude
[m]
Pre
ssure
[H
ecto
Pa]
Time [seconds]
Pressure Altitude
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CONCLUSIONS
i-CanSat Assembly, Integration and Testing (AI&T)
Launching and Operation: Complete Cycle
Hands-on Training Project: Low cost and short time Parachute
Paper rocket
Hardware & Firmware development skills Soldering, GPS & XBEE configurations.
PIC programming
Sampling time.
Project Based Education Rocket spinning
Parachute deployment
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FURTHER DEVELOPMENT
Manual Revision with improved software content
External Power Supply
PIC Limitation (USR board Development)
Testing: Modal Analysis Experiments
Sensor Calibration
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ACKNOWLEDGEMENT
UNSEC Ms. Rei Kawashima
Mr. Michio Ozawa
Hokkaido University Prof. Tsuyoshi Totani
Mr. Tomohiro Takanashi
Mr. Ryohei Goto
Mr. Jyunya Sato
Mr. Delburg MITCHAO
Nihon University Prof. Yasuyuki Miyazaki
Uematsu Electric Co.,Ltd
Sakura Rubber Co., Ltd. Mr. Tetsuya Iwasaki
CLTP participants & alumini
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Thank you
Questions?