Geothermal Energy - Mechanical Engineering
ME 217: Energy, Environment & SocietyFall 2015GeothermalenergyMechanical EngineeringME217 Energy, Environment & Society
Clicker questionWhat will be the dominant source of electricity in 2050? Nuclear fusion Fossil fuels Solar Wind BiofuelsMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy2/25
Voyage to the Center of the EarthMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy3/25
Temperature gradients in the U.S.10 kmdepthMechanical EngineeringME217 Energy, Environment & Society6.5 kmdepthGeothermal energy3.5 kmdepth4/25
Potential of geothermal resourcesremember: the U.S.uses 100 quads peryear of primaryenergyMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy5/25
Tectonic plate motionMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy6/25
Geothermal resources worldwideMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy7/25
Structure of water / steam reservoirMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy8/25
The dry steam cycleMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy9/25
The flash steam cycleMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy10/25
Typical plant layoutMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy11/25
Early geothermal electricityMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy12/25
Still going after many yearsthe dry steam plant at Larderello, Italy nowMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy13/25
The Geysers plant in CaliforniaMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy14/25
A flash steam plantImperial Valley geothermal project in California –combined capacity 370 MWMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy15/25
The binary cycle (ORC)Mechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy16/25
A binary / flash power plant30 MW Puna power plant in Hawaii – a hybrid flash steam andbinary geothermal systemMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy17/25
Efficiency vs. resource temperatureMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy18/25
Geothermal electricity to dateMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy19/25
direct uses of geothermal energyMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy20/25
Direct use of geothermal to dateMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy21/25
Where to now?The Future of GeothermalEnergyAn Interdisciplinary studies/futuregeothermal-energyMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy22/25
The Hot Dry Rock conceptschematic of HDR plantMechanical EngineeringME217 Energy, Environment & Societyexperimental HDR plant atFenton Hill, New MexicoGeothermal energy23/25
“Geothermal” heat pumpsMechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy24/25
How much does geoelectricity cost?Mechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy25/25
How much does geoheat cost?Mechanical EngineeringME217 Energy, Environment & SocietyGeothermal energy26/25
ME217 Energy, Environment & Society Geothermal energy 23/25 The Hot Dry Rock concept schematic of HDR plant experimental HDR plant at Fenton Hill, New Mexico. Mechanical Engineering ME217 Energy, Environment & Society Geothermal energy 24/25 "Geothermal" heat pumps.
UNU Geothermal Training Programme Geothermal future in the Caribbean Geothermal energy can play an important role in the Caribbean SIDS area Geothermal as a renewable energy resource is the energy of the future The geothermal prospects are there to be utilized Training of geothermal
of information on geothermal energy, a PowerPoint slideshow that can be used to discuss geothermal energy sources and uses. 102. Geothermal Energy in Latin America Sources of Geothermal Energy. GEOTHERMAL
Facts about Geothermal Energy Facts about Geothermal Energy Introduction Like the sun, Earth's inner core provides energy in the form of heat to the surface above. This form of heat energy is called geothermal energy. Geothermal energy can be used for heat or power, depending on the location, with minimal impact to the environment.
154 MW installed geothermal generation supplies 12.06 % of country’s electric energy consumption! Geothermal projects in operation: Momotombo Geothermal Field San Jacinto-Tizate Geothermal Field Momotombo Geothermal Field: PHASE I: 35 MW FT Condensing Unit- 1983 PH
deep unconventional geothermal resources, the phases of development of a 400 MWe generation capacity Geothermal Scheme in NE Iceland, geothermal development in reducing CO2 emissions, and perspectives on the future of geothermal energy in the United States. Technology of harnessing geothermal power now and future will also be discussed.
the roles geography and science play in geothermal energy. Lesson 2, Roman Bath Houses, allows students to study geothermal energy as it was used by Romans for their bath houses. Students will prepare a group project that enables them to design a creative advertising campaign to promote the uses of geothermal energy during Roman times. Lesson 3,
5. Geothermal Energy Advantages and Disadvantages The geothermal energy has many advantages it is a renewable source of energy, it is non-polluting and environment friendly, there is no wastage, can be used directly, maintenance cost of geothermal power plants is low and geothermal power plants do not occupy too much space and thus help in
a result of poor understanding of human factors. Patient deaths have occurred as a result. Example: unprotected electrodes n Problems: Device use errors - improper hook ups, improper device settings n Solutions: “Ergonomic or Human factors engineering - See “Do it by Design” and AAMI Human Factors Engineering Guidelines.
