Heat Transfer and Energy Transformation in a Geothermal Power Plant

Question 1

Energy is always _.

Answer 1

Conserved

Question 2

Power is…

Answer 2

work / time

Question 3

Power is _ from energy.

Answer 3

different.

Question 4

Industrial facilities that use different sources of energy and convert them into electrical energy.

Answer 4

Power Plants

Question 5

Most predominant kind of power plant.

Answer 5

Thermal Power Station

Question 6

Facility that capitalizes on the flow of thermal energy or heat as the source of energy that is to be transformed into electricity.

Answer 6

Thermal Power Station

Question 7

Enumerate the three parts of any thermal power plant.

Answer 7

• the boiler
• the turbine
• the generator

Question 8

Parts of a Thermal Power Station

Heats water to convert it into steam.

Answer 8

Boiler

Question 9

Parts of a Thermal Power Station

Steam turns this part that is connected to a generator.

Answer 9

Turbine

Question 10

Parts of a Thermal Power Station

Converts the mechanical energy (from the turbine) into electricity.

Answer 10

Generator

Question 11

Enumerate the Types of Thermal Power Plants Based on the Source of Heat

Answer 11

• Fossil fuel power
• Biofuel
• Nuclear power
• Geothermal power
• Solar power

Question 12

Types of Thermal Power Plants Based on the Source of Heat

Coal, natural gas, petroleum are mined to serve as fuel.

Answer 12

Fossil fuel power

Question 13

Types of Thermal Power Plants Based on the Source of Heat

This is the least sustainable power plant and the most used in the world.

Answer 13

Fossil fuel power

Question 14

Types of Thermal Power Plants Based on the Source of Heat

Fuel from plant matter that is grown and processed.

Answer 14

Biofuel

Question 15

Types of Thermal Power Plants Based on the Source of Heat

The fission or splitting of heavy radioactive atoms releases large amounts of energy with less massive radioactive atoms as a by-product.

Answer 15

Nuclear power

Question 16

Geothermal comes from the Greek words “___”, which means “___”, and “_______”, which means “____”.

Answer 16

geo - earth
thermos - heat

Question 17

Types of Thermal Power Plants Based on the Source of Heat

Heat from the depths of the Earth is used.

Answer 17

Geothermal power

Question 18

Types of Thermal Power Plants Based on the Source of Heat

Radiation from the sun is harvested by photovoltaic cells.

Answer 18

Solar power

Question 19

When an energy resource is renewable and has very little negative impacts on the environment, it is also called…

Answer 19

green energy

Question 20

Refers to the way a resource is used so it is not depleted or permanently destroyed.

Answer 20

sustainability

Question 21

This kind of power plant is widely used in countries around the pacific ring of fire.

Answer 21

geothermal power plants

Question 22

Enumerate the 4 parts of a geothermal power plant.

Answer 22

• Geothermal Vent
• Steam Production Unit
• Steam Turbine
• Condenser

Question 23

Parts of a Geothermal Power Plant

Main access point of a geothermal power plant to the source of heat.

Answer 23

Geothermal Vent

Question 24

Parts of a Geothermal Power Plant

A geothermal vent should have a temperature range between _ and _ for the plant to generate electricity.

Answer 24

150°C – 370°C

Question 25

# Parts of a Geothermal Power Plant Heated water from the geothermal vent is made into steam.

Answer 25

Steam Production Unit

Question 26

# Parts of a Geothermal Power Plant Heat-resistant, specialized turbines that are resistant to heat are connected to the generator to produce electricity.

Answer 26

Steam Turbine

Question 27

# Parts of a Geothermal Power Plant Where the steam condenses back into water and fed into the geothermal vent.

Answer 27

Condenser

Question 28

# Types of Geothermal Power Plants Based on Steam Utilization Enumerate the 3 types of geothermal power plants based on steam utilization.

Answer 28

* Dry Steam Geothermal Power Plant * Flash Steam Geothermal Power Plant * Binary Steam Geothermal Power Plant

Question 29

# Types of Geothermal Power Plants Based on Steam Utilization Water that is superheated by Earth is turned into dry steam.

Answer 29

Dry Steam Geothermal Power Plant

Question 30

# Types of Geothermal Power Plants Based on Steam Utilization It is saturated steam—it has no suspended water droplets in liquid form.

Answer 30

Dry Steam

Question 31

# Types of Geothermal Power Plants Based on Steam Utilization Pumps up the heated water into the flash tank.

Answer 31

Flash Steam Geothermal Power Plant

Question 32

# Types of Geothermal Power Plants Based on Steam Utilization The sudden change in conditions in the tank makes the heated water turn into steam, releasing kinetic energy.

Answer 32

Flash Steam Geothermal Power Plant

Question 33

# Types of Geothermal Power Plants Based on Steam Utilization Heated water or steam surges into a heat exchanger. The piping is immersed in another liquid with a lower evaporating temperature than water.

Answer 33

Binary Steam Geothermal Power Plant

Question 34

# Types of Geothermal Power Plants Based on Steam Utilization Involves two liquids, hot water or steam, and another liquid with a lower evaporating point than water.

Answer 34

Binary Steam Geothermal Power Plant

Question 35

# Types of Geothermal Power Plants Based on Steam Utilization Dry Steam and Flash Steam Geothermal Power Plants have to have a temperature of around _.

Answer 35

350°C

Question 36

_ _ use the transfer of heat to do work.

Answer 36

Heat pumps

Question 37

They make one side hot, and the other side cold by doing work.

Answer 37

Heat Pumps

Question 38

Two kinds of geothermal heat pumps.

Answer 38

* closed loop system * open loop system

Question 39

# Geothermal Heat Pumps Pipes are filled with water or refrigerant that courses through Earth.

Answer 39

Closed Loop System

Question 40

# Geothermal Power Plants Water heated by the Earth is siphoned up and pumped into the home to heat up another liquid.

Answer 40

Open Loop System

Question 41

The Philippines uses _ for almost all of its power needs.

Answer 41

coal

Question 42

Geothermal Power Plants are responsible for _% of the Philippines' power generation.

Answer 42

10.5

Question 43

Any phenomenon that involves the study of charges at rest or are moving is called....

Answer 43

electricity