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INDEX
B. Company information 2
B.1. General information 3
B.2. History of the company 3
B.2.1. History of Philips 3
B.2.1.1. Philips nowadays 4
B.2.1.2. Some of the inventions and patents 5
B.2.2. History of Turk Philips 5
B.3. Organization schemes 7
B.3.1. Turk Philips organization 7
B.3.2. Lighting organization 8
B.4. Engineers and their job descriptions 9
B.4.1. Plant manager 9
B.4.2. Production manager 10
B.4.3. Development manager 12
B4.4. Planning and procurement engineer 12
C. Report 14
C.1. Introduction 14
C.2. Fluorescent Lamps 14
C.2.1. Fluorescent light tube 15
C.2.2. Starter 16
C.2.3. Ballast 16
C.2.4. Operating principles of fluorescent light tube 17
C.2.5. Operating principle of fluorescent lamps 17
C.3. Electrical control systems 19
C.3.1. Contactors 19
C.3.2. Sensors 20
C.3.3. Circuit diagrams of designed electrical control systems 21
C.3.3.1. Motor switching circuit 21
C.3.3.2. Motor direction switching circuit 22
C.3.3.3. Oven control circuit 23
C.3.3.4. Ballast packing device circuit 24
C.3.3.5. Elevator circuit for a 4-stair building 25
D. Conclusion 27
E. Appendix 28
E.1. Meanings of the circuit symbols 28

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