Difference between revisions of "Self Driving RC Car/Speedtest"
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* https://en.wikipedia.org/wiki/Ackermann_steering_geometry | * https://en.wikipedia.org/wiki/Ackermann_steering_geometry | ||
* https://de.wikipedia.org/wiki/Kreissegment | * https://de.wikipedia.org/wiki/Kreissegment | ||
| − | == size == | + | = calibration results= |
| + | === size === | ||
* 15.85 m Track length | * 15.85 m Track length | ||
* 1.35 m Track width | * 1.35 m Track width | ||
| − | == speed == | + | |
| − | # slowest: 52 secs for 12 m | + | |
| − | # slow: 24 secs for 12 m | + | == Ferrari == |
| − | # quicker: 12 secs for 12 m | + | Taken from the values below see [[File:servocalibration.xlsx]] |
| + | [[File:TamiyaServoVsWheelAngle2020-01-12.png|800px]] | ||
| + | |||
| + | |||
| + | === speed === | ||
| + | # slowest: 52 secs for 12 m = 0.23 m/s = 0.83 km/h | ||
| + | # slow: 24 secs for 12 m = 0.5m /s = 1.8 km/h | ||
| + | # quicker: 12 secs for 12 m = 1 m/s = 3.6 km/h | ||
Turncircle: | Turncircle: | ||
# smallest left: 2m | # smallest left: 2m | ||
# smallest right: 1.8m | # smallest right: 1.8m | ||
| − | == left turns == | + | |
| + | === left turns === | ||
* 158: 2.20 m | * 158: 2.20 m | ||
* 155: 2.70 m | * 155: 2.70 m | ||
| Line 26: | Line 35: | ||
* 147: 6.30 m | * 147: 6.30 m | ||
* 146: somewhat straight | * 146: somewhat straight | ||
| − | == right turns == | + | === right turns === |
* 105: 1.88 m | * 105: 1.88 m | ||
* ... | * ... | ||
| Line 60: | Line 69: | ||
* 144: ↑13.10 m → 1.0 m | * 144: ↑13.10 m → 1.0 m | ||
* 145: ↑12 m ← 2.80 m | * 145: ↑12 m ← 2.80 m | ||
| − | + | == Ford == | |
| + | [[File:FordServoAngles2020-01-26.png|800px]] | ||
= software crash = | = software crash = | ||
<pre> | <pre> | ||
Latest revision as of 18:44, 26 January 2020
Click here to comment see Self Driving RC Car
angle calculation
- https://gamedev.stackexchange.com/questions/50022/typical-maximum-steering-angle-of-a-real-car
- https://en.wikipedia.org/wiki/Ackermann_steering_geometry
- https://de.wikipedia.org/wiki/Kreissegment
calibration results
size
- 15.85 m Track length
- 1.35 m Track width
Ferrari
Taken from the values below see File:Servocalibration.xlsx
speed
- slowest: 52 secs for 12 m = 0.23 m/s = 0.83 km/h
- slow: 24 secs for 12 m = 0.5m /s = 1.8 km/h
- quicker: 12 secs for 12 m = 1 m/s = 3.6 km/h
Turncircle:
- smallest left: 2m
- smallest right: 1.8m
left turns
- 158: 2.20 m
- 155: 2.70 m
- 152: 4.84 m
- 151: 5.10 m
- 150: 5.20 m
- 149: 5.33 m
- 148: 5.73 m
- 147: 6.30 m
- 146: somewhat straight
right turns
- 105: 1.88 m
- ...
- 115: 1.95 m
- 116: 1.95 m
- 117: 1.95 m
- 118: 2.03 m
- 119: 2.20 m
- 120: 2.30 m
- 121: 2.37 m
- 122: 2.37 m
- 123: 2.47 m
- 124: 2.57 m
- 125: 2.63 m
- 126: 2.73 m
- 127: 3.04 m
- 128: 3.19 m
- 129: 3.58 m
- 130: 3.80 m
- 131: 4.03 m
- 132: 4.20 m
- 133: 4.56 m
- 134: 4.80 m
- 135: 5.85 m
- 136: 8.50 m
- 137: 8.70 m
- 138: 9.80 m
- 139: ↑5 m → 6 m
- 140: ↑6 m → 6 m
- 141: ↑8.15 m → 6 m
- 142: ↑12.50 m → 2.95 m
- 143: ↑11.10 m → 2.05 m
- 144: ↑13.10 m → 1.0 m
- 145: ↑12 m ← 2.80 m
Ford
software crash
[mpeg4 @ 0x7fba2dcb2200] Invalid pts (2) <= last (2) [thread 51715 also had an error] # # A fatal error has been detected by the Java Runtime Environment: # # SIGSEGV (0xb) at pc=0x000000012ebb0918, pid=9736, tid=0x000000000000ce03 # # JRE version: Java(TM) SE Runtime Environment (8.0_152-b16) (build 1.8.0_152-b16) # Java VM: Java HotSpot(TM) 64-Bit Server VM (25.152-b16 mixed mode bsd-amd64 compressed oops) # Problematic frame: # C [libswscale.5.dylib+0xa5918] sws_getCachedContext+0x1ab28 # # Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again # # An error report file with more information is saved as: # /Users/wf/Documents/workspace/dukes/rc-server/hs_err_pid9736.log # # If you would like to submit a bug report, please visit: # http://bugreport.java.com/bugreport/crash.jsp # The crash happened outside the Java Virtual Machine in native code. # See problematic frame for where to report the bug. #