Electricity and Thermal Electricity Production - IB Physics Notes
Electricity and Thermal Electricity Production - IB Physics Notes
Electricity and Thermal Electricity Production - IB Physics Notes
energy of
/ f)
high pressure -
The water does not boil it , gets turned into high pressure
-
steam
To transmission
lines
Boiler super heated
-
steam .
:÷÷:÷÷
energy from fuel
↳ The super heated stea- m travels through pipes to a turbine ,
cools
(
low
'
steam
-
steam to water
temperature decrease .
①
↳
Finally the ,
in which the low -
grade steam
53J
,
into water .
at condenser
7- J
ynerma , energy losses
Pressurised water nuclear reactor at boiler and transfer
pipes
- -
" "
rods
- - - - - - -
Radiation
¥¥÷:
-
shielding&
containment Heater exchanger power station is nuclear energy contained in uranium -235
structure (
transferring thermal
↳
" "
energy from reactor Enriched U is formed into a solid alloy that is turned to fuel rods
Reactor
coolant to water to
. . . .
. .
pressure
vessel produce steam ↳ The fuel rods are inserted into fuel bundle holders in the reactor vessel
]
Graphite water ↳ The fast neutrons must be slowed into thermal 1510W ) neutrons
moderator
↳ fission neutrons that are NOT slowed CANNOT induce more fission
Fuel rods
↳
cooled water from The central area of the pressure vessel is called the reactor
turbines
↳ The fast neutrons slowed collisions core to the heat to transform to steam for
are
during in exchanger water
transmission
reduce neutron absorption . Generator
> → lines
✓
↳ Pressuriser
control rods are neutron absorbers that remove neutrons control
Rids Turbine
ÉÉ:#
from participating in fission -
/
•
f f
^^ ar n
n n
^
✓ ✓
^ ✓
exchanger energy in
n n
> → → →
^^
^^
the reactor core coolant fluid to water to produce steam to <
external
outgoing
←
< <
cooling fluid
rotate the turbines .
steam
Reactor
condenser
vessel generator
↳ The heat exchanger essentially replaces the fossil fated furnance -
↳ There are two separate closed circuits of a fluid for heat transfer , intended to prevent any radioactive from the fluid to the
turbines .