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Green Technology
SCOPE
1
Introduction to Green Technology
The Need for Eco-friendly Technology
Cleaner and Better World: The Ultimate Goal
Green Engine and Aviation
Future of Green Technology
Areas of Application
Drawbacks of Green Revolution
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Green Technology 2
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Green Technology 3
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Green Technology 4
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Green Technology 5
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Green Technology 6
Wind Energy
Solar Energy
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Green Technology 7
Hydropower
Tidal Energy
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Green Technology 8
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Green Technology
• The aim of my presentation is to enlighten
the house about the likely potential of such
renewable, environmentally friendly energy
called “Green Technology”
9
AIM
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Green Technology
SEQUENCE
The Need for Going Green
Areas of Application
Goals of Green Technology
The Green Engine
10
Future Developments
Drawbacks
Conclusion
Q & A
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Green Technology
Green Technology
“The application of the environmental science to conserve the natural environment and resources, and to curb the negative impacts of human involvement”
11
Definition
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Green Technology
Example
12
Solar Cell
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Green Technology
Example
13
Reusable Water Bottle
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Green Technology
Why we need Green Technology?
14
Population vs. Resources
Risks to Human Health
Go Green - If Not For Love Then Profit
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Green Technology
Why we need Green Technology?
15
Population vs. Resources
9 billion by 2050
Strains our finite resources
Preserve what is left
Increase the lifespan of water and
natural resources
Seek alternatives
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Green Technology
Why we need Green Technology?
16
Improper disposal
Household batteries and electronics
Groundwater pollution
Contaminate food and water supply
Risks to Human Health
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Green Technology
Why we need Green Technology?
17
Good business
Reduce their energy bill
Safer and healthier products
Increased awareness
Go Green - If Not For Love Then Profit
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Green Technology
Areas of Green Technology
18
Solar
Most powerful renewable energy
Variety of commercial and industrial uses
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Green Technology
Areas of Green Technology
19
Solar
Free and inexhaustible
Fastest growing energy
sources
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Green Technology 20
Wind
Areas of Green Technology
Cleanest
Most sustainable
Cost-competitive energy
resources
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Green Technology 21
Wind
Areas of Green Technology
Pakistan Total Production: 15000MW
US Wind Energy Production alone: 25000MW
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Green Technology 22
Hydropower
Areas of Green Technology
Flowing water creates energy
Turned into electricity
Largest source of renewable
power worldwide
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Green Technology 23
Hydropower
Areas of Green Technology
Help decrease
dependence on fossil
fuels
Reduce the threat of
global warming.
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Green Technology 24
Ocean
Areas of Green Technology
Produce mechanical
energy
Currents represent a
largely untapped source
of energy
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Green Technology 25
Ocean
Areas of Green Technology
Powerful
Highly-concentrated
Clean energy resource
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Green Technology 26
Biomass
Areas of Green Technology
Produce electricity,
transportation fuel and
chemicals
Constitutes trees, grass
crops, forestry, agricultural,
and urban wastes.
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Green Technology 27
Biomass
Areas of Green Technology
Biofuels
1.8% of the world's transport fuel
Bioethanol
Fuel for vehicles
Used as gasoline additive
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Green Technology 28
Biomass
Areas of Green Technology
Biodiesel
Waste vegetable oil to soybeans
Diesel engines
Landfill gas
chemical reaction in landfill
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Green Technology 29
Biomass
Areas of Green Technology
Bullet 580
Runs on “algae”
Bio-fuel that can be developed from brackish and waste water
Maximum speed of 80 mph
Capable of carrying loads of 2,000lbs up to 20,000ft
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Green Technology 30
Geothermal
Areas of Green Technology
Earth's internal heat
Electric power production
Large and complex power
Simple pumping systems
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Green Technology 31
Geothermal
Areas of Green Technology
Geothermal energy
Found almost anywhere
Affordable
Sustainable solution
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Green Technology 32
Green Construction
Areas of Green Technology
Green Building
Current and future environmental impact
Healthiest possible environment
Most efficient and least disruptive use of land, water, energy and resources
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Green Technology 33
Green Construction
Areas of Green Technology
• Energy efficient
• Use of Recycled content
• Environmentally sustainable materials
• Sustainable use of construction site
• Use of locally manufactured goods
• Indoor environmental air quality
• Vegetative Green Roofs
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Green Technology 34
Green Construction
Areas of Green Technology
Apparently expensive
Economical in the longer run
Increases the initial building costs, but
Reduction in size and cost of the buildings’ heating and cooling system
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Green Technology 35
Colorado Court, Santa Monica, USA
Green Construction Example
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Green Technology 36
Green Construction Example
Ford Dearborn Truck Assembly Plant, Michigan, USA
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Green Technology 38
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Green Technology 39
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Green Technology 40
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Green Technology 41
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Green Technology 42
Green Nanotechnology
Areas of Green Technology
Manipulation of materials at the scale of the nanometer
Transform the way everything is manufactured
Application of green chemistry and green engineering principles
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Green Technology 43
Goals of Green Technology
Sustainability
"Cradle to Cradle" design
Minimizing Pollution
Innovation
Viability
Source Reduction
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Green Technology 44
Goals of Green Technology
Sustainability
Energy Conservation
Solar, wind and hydroelectric power
Utilization of energy efficient devices
Energy Saver bulbs or CFLs
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Green Technology 45
Goals of Green Technology
Cradle to Cradle Design
Replacing the "cradle to grave"
Achieved through Recycling
Most common green technologies
Help reduce waste/pollution.
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Green Technology 46
Innovation
Goals of Green Technology
Transportation
Hybrid Cars
• Gasoline-electric
• Batteries helps reduce fuel emissions
• Minimize air pollution
• Living a cleaner, less expensive life
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Green Technology 47
Minimizing Pollution
Goals of Green Technology
Water and Waste Management
Sewage Treatment
Air Purification
Solid waste management
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Green Technology 48
Source Reduction
Goals of Green Technology
Patterns of production and consumption
Green Packaging
• Minimizing the amount of packaging
• Minimizing the energy used
• Using reusable packaging
• Using recycled and recyclable items
• Using biodegradable materials
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Green Technology 49
Viability
Goals of Green Technology
Center of economic activity
Cost saving
s
National security issue
Efficient and cost effective business operatio
ns
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Green Technology
Green Engine
50
VITAL
Aims to reduce
• Aircraft engine noise
• Carbon dioxide emissions
Major Partners
• SNECMA
• Airbus France
• Volvo Aero
• Rolls Royce
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Green Technology
Green Engine
51
Contra Rotating Turbofan (CRTF)
Two fans turning in opposite directions
Reduce the fan rotating speed by 30%
Same performance as a conventional fan
Slower tip speeds, reduces fan noise
Higher bypass ratio, results in
lower fuel burn
Reduced carbon dioxide emissions
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Green Technology 52
• Futuristic concept
• Series of floating self-sufficient ocean-going eco-city islands.
• Support great deal of biodiversity.
• Collecting pools located in their centers would gather and filter water for use on board.
• For adventurers and refugees alike as water levels rise around the world.
Future Developments
Lilypad Project
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Green Technology 53
Future Developments
• Three massive wind turbines
• Accelerates air moving between towers
• Generate even more power
• Largest wind-powered design in a massive building
Bahrain World Trade Center
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Green Technology 54
Future Developments
• Using magnetism to levitate the blades
• Theoretically survive for centuries
• Power up to 750,000 homes
• 1 maglev wind turbine equals to 1000 standard wind mills
MagLev Wind Turbine
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Green Technology 55
Future Developments
• Surrounded by 600 steel reflectors
• Sunrays directed at a single point
• Turn water into steam.
• The steam moves through turbines and generates energy.
Solar Tower
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Green Technology 56
Future Developments
• Environmentally, socially, economically and culturally sustainable city
• Relies on its own wind and solar energy as well as organic farming strategies
• Prototype for large-scale city planning
• Fully eco-friendly mindset.
Dongtan Eco-City
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Green Technology 57
Future Developments
• 1000-foot-tall office skyscraper
• Designed to use about half the water and energy of a typical high-rise building
• Solar energy collection and wind farming techniques
• Improve recovery of energy and water within the building.
Lighthouse Skyscraper
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Green Technology
Future Developments
• Array of solar panels placed into orbit.
• Beam the solar power back down to a receptor
• Converted into electricity.
• No interruption of the flow due to adverse weather conditions or being night.
Orbiting Solar Arrays
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Green Technology
Future Developments
• Overcome current electrical grid problems
• More efficient and cost-effective distribution and consumption of energy
• Integration of alternative energy sources
• Power flows optimized
• Carbon dioxide emissions reduced substantially
Smart Grids
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Green Technology
Problems with Going Green
• Inconsistent Weather
• Not possible everywhere
• Cost of solar panels
• Short lifespan of energy
infrastructure
• Hybrid car drawback
60
Drawbacks
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Green Technology 61
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Green Technology
Conclusion
Time to diversify our energy sources
Increased usage of solar, wind, water power
Excess energy back to the national power grid
Good business opportunity
Promoting practices that will benefit our environment
Solar energy has surpassed wind power generation
Solar markets are growing at ten times the rate of the oil industry,
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Green Technology
Conclusion
Reduce energy consumption
Enhance energy independence
Enhance energy independence
Reduce operating costs
Reduce electronic waste
Improve public health
Generate positive public relations
Create new economic opportunities
Strengthen our country
START NOW
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Green Technology 64
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Green Technology 65
The retreat of Aletsch Glacier in the Swiss Alps (situation in 1979, 1991 and 2002), due to global warming.
Global Warming