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 |  موضوع: كتاب 50 Model Rocket Projects for the Evil Genius الثلاثاء 16 يوليو 2024, 5:31 pm | |
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أحضرت لكم كتاب
50 Model Rocket Projects for the Evil Genius
GAVIN D. J. HARPER
و المحتوى كما يلي :
Contents 2
Acknowledgments ix 6 Recovery Systems 55 3f+
Introduction 1 Project 16: Build a night-tracer rocket 60
Project 17: Build your own EL inverter 62
Project 18: Creating a strobe
1 History of Rocketry 3 beacon rocket 63
2 Rocket Science 9
Project i : Making black powder 9 7 Launching Model Rockets 67
Project 2: Demonstrating different Project 19; Simple launch controller 69
rates of reaction with a film can rocket 13 Project 20: Advanced launch
Project 3: How does the quantity of controller 70
propellant affect the distance travelled? 16 Project 2 1: Arming your rocket
Project 4: Real rockets! Build your own motor for launch 71
hydrogen-fuelled rocket 17 Project 22: Build a “rod” launcher 72
Project 23; Build a “gantry”
3 The Model Rocketeer’s Workshop 21 launcher 74
Project 5: Build a model rocket Project 24: Build a “rail” launcher 80
support jig and stand 21 Project 25: I aunching your first
Project 6: Build a wind tunnel 30 model rocket 83
Project 7: Flow visualization techniques 32 Project 26: More advanced launch
techniques 86
4 Model Rocket Stability 35 X Rocket Math 89
5 Constructing Model Rockets 41 Project 27: How fast? How far?
Project 8: Building your first Getting to grips with basic
model rocket 46 math for physics 89
Project 9: Building a series-staged Project 28: Calculating how
rocket 47 high your rocket went 91
Project 10: Build your own Project 29: A simple tracker 93
parallel-staged model 48 Project 30: Calculating howProject 1 1: Build your own high your rocket went from
boost-glider 49 an aerial photograph 94
Project 12: Build your own UFO (I) 51 Project 31: Calculating the size of
Project 13: Build your own UFO (II) 51 an object on the ground 95
Project 14: Build your own UFO (III) 52 Project 32: Calcualting the
Project 15: Build your own measurements for a boat-tail
payload-carrying rocket 52 transition 96Project 33: Calculating how Project 45: Optical sensor
stable your rocket is
Project 34: Recovery device
97 (to detect roll rate)
Project 46: Exhaust temperature
. 130
calculation 98 (thermocouple)
Project 47: Full data acquisition
132
9 Model Rocket Photography
Project 35: Build a model rocket
101 system
Appendix 12-1
134
137
camera payload 101 Appendix 12-2 161
10 Model Rocket Movie Cameras 109 13 Educating with Model Rocketry 171
Project 36: Build a model rocket video
camera pay load ( I) 109
Project 48: Educating with
model rocketry 171
II
Project 37: Build a model rocket video
camera payload (11)
Rocket Mail
113
117
14 Model Rocket Clubs
Project 49: Starting a model
rocketry club
175
175
12
Project 38: Rocket mail
Introduction to the Flight Computer
117
121
Project 50: Space exploration
merit badge
Appendices
178
Project 39: Timer 125 A Model Rocket Safety 181
Project 40: Magnetic apogee sensor
Project 41: Barometric altimeter
125
126
B International Listing of
Model Rocket Clubs 185
Project 42: Temperature and humidity
Project 43: Acceleration
Project 44: Vibration
(2-axis accelerometer)
127
128
129
Glossary
Index
187
189
Ui
4J
aa
•p
aoo
viIndex
A
Abrasives, see materials
Acceleration
calculation of, 89-91
measurement, 128-9
Aerophilately, see Rocket mail
Aiptek Pencam, 102-5, 113 15
Airflow
model rockets, and, 30- 1
visualization, 31-33
Altimeter, barometric, 126-7
Altitude, calculation of, 91-4
aerial photograph, from, 94- 5
dual-station tracking, 9
Estes Altitrak, 94
simple tracker. 93-4
single-station tracking, 91-2
Analog Devices
ADXL78
ADXL320, 129
Analog-to-digital converters, 123-4
Maxim 186, 123-4, 129
Maxim 187, 123-4
Anderson, Robert, 3, 4
B
Bacon, Roger, 3
BASIC Stamp programming, 2, 121-70
editing software, 124
Parallax BS2pe, 121-2
Parallax BS2p40, 121-2
Balsa wood
cement, 26
cutting, 44
fins, 44
nose cones, 4 1
painting, 28
transitions, 45
Bernoulli effect, 12
Black powder
how it works, 10
ingredients, 9-10
invention of, 3
making, 9-10
safety, and, 9
Body-tubes, 42-3, 178
bulkheads, 42. 44
diameter, 42
drag, and, 1 9
making your own, 43
marking lines on, 43
materials, 42
Boost glider
configurations, 49
construction of, 49
Deltie B, 49
Bulkheads, 44
c
Camera payloads, 101-8
Aiptek Pencam, 102-5, 113-15
CCD element, 104
continuous shooting (video), 113-15
disassembly, 103 5
altitude calculation and 94-5
construction of, 101-7
digital, 94, 101
Estes
Astrocam 94. 95, 101, 110
Camroc, 94, 95101
Cineroc, 109
Oracle. 109
Snapshot, 94, 95101
mounting, 112
movie cameras, 109-15
camera power, 1 10
image sensor, 1 10
live video, 109, 112
maximum transmitting distance, 1 1 1
minimum illumination, 110
operating temperature.1 1 1
output power, 1 10
receiver power, 1 10
recorded video, 109, 112
resolution, 110
scan frequency, 1 10
transmission frequency, 1 10
IV system, 1 10
shutter release, 108, 113, 114
spy cams, 1 1 1
tilt switch, 106
Carl Goldberg Models, 29
Model mate, 29
Carlisle, Orville and Robert, 7
Center of gravity, 35, 37
Center of pressure, 35, 37
Charcoal, for black powder, 10
Computer programming, 2; see also
Flight computers
189X
(D
TJ
cH
Computer-aided design, 37-40, 172
RocketSIM, 37
SpaceCAD, 37 -40
reasons for, 37-8
de Laval nozzle, 4, 10, II, 12, 187
invention of, 1 1
Drag, 18, 35
body-tube diameter, and, 19
nose cones, and 19
recovery systems, and, 20
stability, and, 35
E
Education and model rockets, I, 171-4
business studies, 171
citizenship. 1 72-3
classroom techniques, 1 73
design and technology, 172
graphic communication, 172
product design, 1 72
English, 172
history, 173
media studies, 1 73
physics and chemistry, 172
Edmonds Aerospace
Deltie B boost glider. 49
Egglofter rocket, III, 112
Electronics and rocketry, 2
Electroluminescent panels, 61-2
inverter, 62
phosphors, 62
Estes
Alpha 3 kit, 1
Altitrak, 94
Astrocam 94, 95, 101, 110
Camroc, 94, 95. 101
Cineroc, 109
first rocket kit, 7
model rocket motors, 10
Oracle. 109
rod launcher, 74
Snapshot. 94, 95. 101
Solar Igniter, 67
Exhaust temperature measurement, 132-3
F
Filler, see Materials
Film can rocket, 13-16
Fins, 43 4, 178
balsa wood, 44
marking guide, 43-4
materials, 44
one-piece assembly, 44
Flight computers, 121-70
acceleration measurement, 128-9
code, 145-6
altimeter, barometric, 126-7
code 138-9
analog-to-digital converters, 123^4
Maxim 186, 123-4, 129
Maxim 187, 123-4
BASIC Stamp, 121-70
editor software, 124
Parallax BS2pe, 121-2
Parallax BS2p40, 121-2
codes, 1 35-70
construction of, 121
data acquisition system. 134
code, 156-8
data lookup tables, 161-70
J-type thermocouple, 161-5
K-type thermocouple, 166-70
datalogging, 121
code, 140
exhaust temperature measurement, 132 3
code, 141-3
humidity recording, 127-8
code, 141-3
introduction to, 121
lift oft detection, 123
magnetic apogee sensor, 125
code, 136-7
memory, 121
external, 122
programming of, 124-5
roll rate detection, 130-2
code, 149-50
gyroscope, by, 132
optical sensor, by, 130-2
temperature recording, 127-8
code, 151-2
J-type thermocouple lookup tables, 161 5
K-type thermocouple lookup
tables, 166-70
timers, 125
code. 135
multiple-stage rockets, for, 125
vibration measurement, 129
code, 147-8
Flow visualization
techniques, 32-3
cotton grid, 32
cotton probe, 32
cotton tufts, 32
smoke, 32
surface oil flow, 33
Flying saucers, see UFOs
Forces acting on rockets, 18-20
drag, 18, 19
body-tube diameter, and. 19
nose cones, and 19
lift, 1 8
G
Gagarin, Yuri, 6
Glues, see Materials
190Goddard, Robert, 4, 5, 6
Gravity, effect of, 14
H
Heat engines, 10
History of rocketry, 1-7, 101
HMS Erebus, 3
Humidity recording, 127-8
Hydrogen, production of, 17
Hydrogen-fueiled rocket
build your own, 17-18
launching, 18
Igniter(s), 67-9, 71, 72, 178, 187
cluster rockets, for, 87
construction of, 67-9
copperhead, 84-5
electronic, 125
Estes, 67
faults, 68
broken pyrotechnic material. 68
broken wire, 68
torn paper, 68
ignition process, 68-9
timers, for, 125
wiring in parallel, 87
K
Kodak
flash camera, 64
L
Launch techniques, 67 87
advanced techniques, 86
arming the rocket, 7! 2
camera payloads, for, 1 14
countdown, 84
failures, prevention of, 85
flying field
school fields, 173
size of, 83^4
gantry launcher
assembly, 77-8
construction of, 74-9
disassembly, 78
four-finned rocket, 76
supports, 76
three-finned rocket, 76
transport, 78
heavy rockets, for, 803
igniters, 67-9, 84-5, 87; see also Igniters
launch controllers. 67
advanced, 70-1
simple, 69 70
launch pads, 67, 84 |—|
lugs, 40, 74, 178
multiple launches. 177
multiple-motor rockets, for, 86-7
multiple-stage rockets, for, 86-7
rail launcher. 80-3, 187
assembly, 81
construction of, 80-3
launch angle, adjustment of, 83
launch angle, setting of, 81
profile, 81
transport. 80
rod launcher, 72—4, J 87
construction of, 72—4
base, 73
blast deflector, 73
Estes, 74
protector, 74
safety keys, 67, 69
Laws of Motion, 14
Lift, 18
M
Magnetic apogee sensor, 125
Materials, 25-29
abrasives, 28
fillers, 28, 29
dope. 29, 44
Model mate, 29
Polymorph, 29- 30. Ill
glues. 26-27
cyanoacry late (Super Glue), 26
balsa cement, 26
clear glue, 26-7
epoxy resin, 75
poly cement, 26. 42
white glue, 27
paints, 27-8
Plastikotc, 27
pin-striping, 28
sign-writers’ vinyl, 28-9
tapes, 27
Maxim
186, 123-4
187, 123-4
Model mate, 29
Model rocket(s)
and airflow, see Airflow
body tubes, see Body tubes
boost gliders, see Boost gliders
bulkheads, see Bulkheads
camera pay loads, see Camera payloads
clubs, 175-9
family involvement, 176
international listing, 185
National Association of Rocketry', 175
Scout groups, 1 78
space exploration merit badge, I 78-9
computer-aided design, see Computer-aided design
191construction. 41-53 BS2p40, 121-2
education with. see Education and thermocouple kit, 132
model rocketry Payload(s)
fins, see Fins biological, 6
flight computers, see Flight computers camera, see Camera payloads
igniters, see Igniters payload-carrying rocket, 52-3
launching, see Launch techniques construction of, 52-3
materials, see Materials rocket mail, 117-19
nose cones, see Nose cones Polymorph, 29-30, 111, 113
payload-carrying, see Payload(s) Potassium nitrate, for black powder, 10
recovery systems, see Recovery systems Propellant quantity, 16
science, 9--20 and distance, 16
spacing rings, see Spacing rings Publicity
stability, see Stability charity events, 176
staged, see Staged rockets local newspapers, 175
transitions, see Transitions local radio, 175
tools, see Tools television, 176
UFOs, see UFOs
workshop, 21-33
Moon landing, 6 R
Motion, Laws of, 14, 90, 178 Reaction forces, 13-16
balanced, 13
chemical, 13
KI fast. 15, 16
N equal and opposite, 14
Newton, Isaac, 14 unbalanced, 13
Laws of Motion, 14 Reaction mass, 10, 12, 16, 17
Night tracer rocket Reaction rates, 13-16
construction of, 60-2 demonstrating, 13-16
EL inverter, 62 Recovery systems, 41, 55-65, 174, 178
electroluminescent panels, 61-2 basics, 55
Nose cones, 19,41-2, 178 camera, 108
blunt. 19 drag, and, 20
cone, 19 ejection charge, 55
drag, and, 19 featherweight, 56
hemisphere, 19 glide, 59
length-to-width ratio, 42 helicopter (autorotation), 57-9
ogive, 19 night tracer, 60-1
parabola, 19 nose blow, 56
plastic, 42 parachute (parasheet), 47, 53, 57, 58, 108
profile. 19 diameter ready reckoner, 58
shroud lines, 57
recovery wadding. 60
rn
shock cord, 55, 108
u materials, 60
Oxygen, production of, 17 mounts, 59
size, 98-9
streamer, 56
n
rolling techniques, 56-7
r strobe beacon, 63-5
Paints, see Materials tumble, 50, 56
Painting techniques, 27-8 Redstone rocket, 5
balsa, for, 28 Rocket mail, 1 1 7-19
plastic, for, 28 history, 118-19
preparation, 27 stamps, 1 18
Parachutes, see Recovery systems Rocket math, 9, 89-99
Parallax Rocket motors
"G BS2pe, 121-2 Alka-Seltzer, 14-16
cH
192baking powder, 14-16
black powder, 9-10
combustion chambers, 1 2
core burners, 12,16
denture cleaner, 14-16
end burners, 16
exhaust gas, 16
hydrogen-fuelled, 17-18
hooks, 45
model, 10
construction of, 1 1
mounts, 46
nozzles, 1 1
convergent-divergent (con-d<), 11
de Laval, 11,12
solid fuel, 10
thrustlcss, 1
vitamin C, 14-16
Rocket science, 9-20
Rocketry
clubs, 1,115
history, 3-7
Roll rate detection, 130-2
gyroscope, by, 132
optical sensor, by, 130-2
s
Safety and model rockets, 9, 20, 23, 64, 67, 84, 181-3
catastrophic failure, 85-6, 187
prevention, 85
countdown, 84
distance from launch pad. 84
launch site, 84, 182, 183
misfires, 183
permission, 183
safety codes, 181-3
National Association of Rocketry
(US), 181 2
United Kingdom Rocketry Association, 182-3
Schwarz, Berthold, 3
Seebeck voltage, 1 32
Shock cord, see Recovery systems
Siemienowicz, Kazimierz, 3
multiple-stage rocket, 3
SpaccCAD, 37-40
bodytube editor, 39
bodytubc engines editor, 39
bodytube fins editor, 39, 40
fin editor. 39, 40
launch lug editor, 40
nose cone editor, 38
Spacing rings, 44-6
Sputnik, 5, 6
Stability, 35-40
calculation of, 97-8
center of gravity, 35, 37
center of pressure, 35, 37
computer-aided design, and, 37 40
drag, and, 35
paper cutout test, 36
string test, 36
swing test, 36-7
Staged rockets
launching of, 86-7
parallel-staged
construction of, 48
boosters, 48
series-staged
construction of, 47-8
fins, 47
motors, 47
parachute, 47
Stine, Harry G, 7
Streamers, see Recovery systems
Strobe beacon rocket
construction of, 63-4
safety, 64
Sulfur, for black powder, 10
Support jig and stand, building, 2)
Switches
acceleration, 123
reed, 113-14
nit. 106
T
Tapes, see Materials
Temperature recording, 127-8
Timers, 125
multiple-stage rockets, for, 125
Tools, 21 25
grips, 23
hole saws (tank cutters), 24- 5
knives, 22-3
lathes, 25, 41
pincers, 23
pliers, 23
rules, steel, 23
scalpels, 22-3
disposable, 23
modeler’s, 23
scissors, 23
screwdrivers, 23
soldering iron, 25
vinyl-cutting machines, 25
Tsiolkovsky, Konstantin, 4
Thrustless rocket motors, I
Thunderbirds, I
Transitions, 44-6
balsa wood, 45
boat tail, 96
external, 45
making them, 44-5
Art Applewhite design, 50-1
construction of, 50-52
simple, 51
featherweight recovery, 56
tumble recovery, 50, 56
V
V2 rocket, 5
Vibration measurement, 129
Wells, H.G., 3, 4
Wings, see Fins
Wind tunnel, 30-1, 188
construction of, 30-1
Zippering, 188
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