GREEN HOUSE FERTIGATION SYSTEM
by
Nor Syafiqah bt Syafiuddin
Dissertation submitted in partial fulfillment of the requirements for the
Bachelor of Engineering (Hons) (Electrical and Electronics Engineering)
MAY2011
Universiti Teknologi PETRONAS Bandar Seri Iskandar
31750 Tronoh
Perak Darul Ridzuan
Approved by,
CERTIFICATION OF APPROVAL
Green House Fertigation System
by
Nor Syafiqab bt Syafruddin
A project dissertation submitted to the Electrical & Electronics Engineering Programme
Universiti Teknologi PETRONAS in partial fulfillment of the requirement for the
BACHELOR OF ENGINEERING (Hons) (ELECTRICAL & ELECTRONICS ENGINEERING)
( (
Project Supervisor
UNIVERSITI TEKNOLOGI PETRONAS TRONOH, PERAK
May 2011
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CERTIFICATION OF ORIGINALITY
This is to certify that I am responsible for the work submitted in this project, that the original work is my own except as specified in the references and acknowledgements, and that the original work contained herein have not been tmdertaken or done by unspecified sources or persons.
(NOR SY AFIQAH BT SY AFRUDDIN)
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ABSTRACT
The project is about Green House Fertigation System which the main focus is on watering and fertilizing. The project is meant to efficiently improve the distribution of water and fertilizer inside the green house. It is an intelligent and advanced system where the nutrients (water and fertilizer) can be controlled and distributed based on the time set. The proportion of fertilizer and water used for this project is in 1 : 100 ratio. PIC 16F877A microcontroller is used as the control tmit. The microcontroller will monitor the inputs and as a result the program would tum outputs on and off. The input of this system is the time setting while the output is the water pump that will distribute the nutrient to the plants.
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ACKNOWLEDGEMENTS
First and foremost, thanks to Allah SWT, the Almighty whom with His blessing, I manage to complete this project successfully.
A special appreciation goes to my project supervisor, Assoc Prof Josefina Barnachea J anier for the valuable guidance and encouragement extended throughout the project. Her tenacious supervision and helpful suggestion deserve a special mention.
I would also like to thank to Dr. Mahamud Shahid, Principle Research Officer of fertigation department in MARDI for his assistance about fertigation system.
Finally, an honorable mention goes to my family, friends and also to the Department of Electrical and Electronics Engineering. Without helps of the particular that mentioned above, this project would not be a success
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TABLE OF CONTENTS
CERTIFICATION OF APPROVAL CERTIFICATION OF ORIGINALITY ABSTRACT.
ACKNOWLEDGEMENTS LIST OF FIGURES . LISTOFTABLES .
CHAPTER I INTRODUCTION 1.1 Backgrmmd of Study 1.2 Problem Statement
1.2.1 Problem Identification 1.2.2 Significant of the Project 1.3 Objectives
1.4 Scope of Study
1.5 Project Relevancy and F easibilty
CHAPTER2 LITERATURE REVIEW.
2.1
Overview.2.2
Watering System.2.3
Growing System .2.4
Fertilization2.5
System Control Unit2.6
Irrigation SchedulingVI
ii iii
iv
v ix
X
1 I
3 3 4 4 5 5
. 6
.6
7 8 9 10 IICHAPTER3 METHODOLOGY. 12
3.1 Project Procedure Identification . 12
3.2 Project Activities. 13
3.3 Information Gathering 14
3.4 Functional Block Diagram 15
3.5 Components and Specification 16
3.5.1 Project Schematic Diagram. 16
3.5.2 Voltage Regulator Circuit I Power Supply Module 17
3.5.3 Real Time Clock Circuit 17
3.5.4 Control Unit (PIC) . . 18
3.5.5 Keypad Module 18
3.5.6 Liquid Crystal Display (LCD) 19
3.5.7 AC Circuit Relay Motor Driver 19
3.6 Tools and Equipment Used 20
3.7 Fertigation Experiment 21
3.7.1 Plant Setup . 21
3.7.2 Timing Setup 22
3.8 Operation Flow Diagram 23
CHAPTER4 RESULTS AND DISCUSSIONS 24
4.1 Experimental Result 24
4.1.1 Plant Setup Experiment 24
4.1.2 Timing Setup Experiment 26
4.2 Circuit Construction 27
4.3 Discussion 29
CHAPTER 5 CONCLUSIONS AND RECOMMENDATIONS 30
5 .I Conclusions 30
5.2 Recommendations. 31
VII
