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Kingdom of Saudi Arabia King Saud University College of Food and
Agricultural sciences
Agricultural Engineering Dept
MICROPROCESSOR UNIT FOR MONITORING MICROPROCESSOR UNIT FOR MONITORING ON-ROAD STABILTY FOR AGRICULTURAL ON-ROAD STABILTY FOR AGRICULTURAL
TRACTORS BASED ONTRACTORS BASED ON MS VISUAL C++MS VISUAL C++
Abdulrahman A. Al-JanobiKing Saud UniversityRiyadh, Saudi [email protected]
King Saud UniversityKing Saud University
College of Agriculture was established in College of Agriculture was established in 1965.1965.
Department of Agricultural Engineering was Department of Agricultural Engineering was established in 1980established in 1980
We have 18 faculty members (power & We have 18 faculty members (power & machinery, Irrigation, Food processing, machinery, Irrigation, Food processing, environment engineering)environment engineering)
IntroductionImplement Connection
IntroductionImplement Connection
Tractor Jobs
Off Road
Tractor Performance: To get the most from the tractor.
On Road
Stability and Safety
The Importance of Stability and The Importance of Stability and safetysafety
The Importance of Stability and The Importance of Stability and safetysafety
The instrumented tractorThe instrumented tractor
Instrumented TractorInstrumented Tractor
In 1994, we established an In 1994, we established an instrumented tractor.instrumented tractor.
The tractor was improved The tractor was improved during these 11 years.during these 11 years.
Objective
The objective of this project was to develop a microprocessor unit for monitoring On-Road stability for agricultural
tractors with mounted implements
using MS Visual C++.
MICROPROCESSOR UNITMICROPROCESSOR UNIT
HardwareHardware
SoftwareSoftware
MICROPROCESSOR UNIT FOR MONITORING ON-ROAD STABILTY FOR AGRICULTURAL TRACTORS
BASED ON MS VISUAL C++HARDWARE
Data Collection Unit
Distributed Box
DBK11
DBK13
Torque on Rear Wheel
Torque on Front Wheel
Forces on TPL Stability
MICROPROCESSOR UNIT
FWS
RWS
5th S
r.p.m
Fuel
MICROPROCESSOR UNIT FOR MONITORING ON-ROAD STABILTY FOR AGRICULTURAL TRACTORS
BASED ON MS VISUAL C++HARDWARE
Data Collection Unit
Distributed Box
DBK11
DBK13
Torque on Rear Wheel
Torque on Front Wheel
Forces on TPL Stability
MICROPROCESSOR UNIT
FWS
RWS
5th S
r.p.m
Fuel
SOFTWARE
Torque on Front Wheel
Torque on Rear Wheel
Forces on TPL
Stability
Stability
Fifth Wheel
Engine Speed
Fuel Sensor
Distributed Unit
MICROPROCESSOR UNIT
Processing Unit
ASUS L4 SERIES P4ASUS L4 SERIES P4
speed of 2.4 GHzspeed of 2.4 GHz
40 G Byte hard Disk40 G Byte hard Disk
memory with 56MBytememory with 56MByte
start
Information about Experiment
Tractor Information
Convert data to values based on
Calibration
Calculate the performance
Save Data as Input File
Save Data as output file
Present Data in Figures, value, and indicator
End
Save the reading in Raw File
Receive Data from Sensors
Off Road
start
Tractor Information
Convert data to values based on
Calibration
Calculate the performance
Save Converted data
Save Data as output file
Present Data in Figures, value, and indicator
End
Istractor angle
critical Warning
Save Data in Raw File
Data from Sensors
Yes
No
On Road
Experiment information
Advantages of the unit
2699 mm
Wheel base
Wt
Wi920 mm
Φ
990 mm
1740 mm
1014 mm
Advantages of the unit
About 10 reading per secondAbout 10 reading per second12 bit accuracy12 bit accuracyClear warning for the driverClear warning for the driverPossibility to send a signal to stop tractorPossibility to send a signal to stop tractor
With this design, we may be able to reduce tractor
accidence
and improve the performance of the tractor
EndEnd
