GENERATION OF ELECTRICITY
By Joeve Ng
2014
TYPES OF GENERATORS
• Thermal generators
• Hydroelectric generators
• Diesel generators
• Nuclear generators
• Gas turbine generators
THERMAL GENERATORS
HYDROELECTRIC GENERATORS
• Water as energy source.
DIESEL GENERATORS
• Use diesel to
generate electricity.
• Diesel engine +
electric generator.
•
NUCLEAR GENERATORS
NUCLEAR GENERATORS IN JAPAN
GAS TURBINE GENERATORS
ALTERNATIVE ENERGY SOURCE
STEP UP TRANSFORMER
• More coils at the
secondary coil
• Higher voltage is
produced from the
secondary coil
STEP DOWN TRANSFORMER
• The primary coil has
more turns.
• There is a higher voltage
in the primary coil.
TRANSFORMERS
A
B
ELECTRICAL TRANSMISSION AND
DISTRIBUTION SYSTEM
ELECTRICAL TRANSMISSION AND
DISTRIBUTION SYSTEM
THE ELECTRICAL WIRING SYSTEM
THE ELECTRICAL WIRING SYSTEM
3 PIN PLUG
3 PIN PLUG QUESTION
• Name the parts in a 3-pin plug.
ELETRICAL ENERGY COST COUNT
CALCULATING YOU ELECTRIC BILL
• .
CALCULATING YOU ELECTRIC BILL 1
• .How much is this electric bill costs?
CALCULATING YOU ELECTRIC BILL 2
• How much is this electric bill costs?
CALCULATING YOU ELECTRIC BILL 3
• How much is this electric bill costs?
FUSE
• To stop high current from
flowing freely.
• Prevent short circuit.
• Prevent the damage of
electrical appliances.
• Prevent accident from
happen.
EARTH WIRE
• Prevent the short
circuit.
• Avoid accident like
electrocute.
• Earth wire helps to send
overloaded electric to
the ground.
SAFETY STEPS WHEN USING ELECTRIC
SAFETY STEPS WHEN USING ELECTRIC
SAFETY STEPS WHEN USING ELECTRIC
SAFETY STEPS WHEN USING ELECTRIC
CONSERVING ELECTRICITY
DO YOU WANT THIS TYPE OF TREE
OR BE LIKE THEM?
THE END

Chapter 8 :Generation of electricity