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Stephen Ressler

Stephen Ressler >

37
Videos
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Platform-Framed Housing Construction
Episode 4 of Everyday Engineering
Turn to the third major technique for building a house: platform-framed construction, which is a flexible arrangement of lightweight modular floor platforms, wall panels, and roof trusses. This efficient approach has been widely used in the U.S. for over a…
Three Structural Systems for Load Bearing
Episode 3 of Everyday Engineering
Examine one of the most important aspects of modern building codes: the design of a house for structural load carrying. Focus on two of the three major approaches to this crucial function: bearing wall construction and heavy timber frame construction.…
Passive Solar and Net-Zero-Energy Homes
Episode 19 of Everyday Engineering
How much energy can you save with a properly designed house? Would you believe all of it? Trace the trend in passive solar and net-zero-energy homes that are engineered to stay comfortable year-round by exploiting sunlight in winter and shielding…
Engineering and Technology in Your World
Episode 1 of Everyday Engineering
Start the course by considering how engineering and technology influence your daily life--not just high-tech devices but also ordinary machines, buildings, and infrastructure that most people take for granted. In this lecture series you will learn to notice and understand…
Everyday Engineering - Understanding the Marvels of Daily Life
Look around you. Great masterpieces of engineering are everywhere. As soon as you get out of bed in the morning, you are putting centuries of scientific and mechanical ingenuity to use. So familiar are these structures, inventions, and services that…
36 videos
Heating, Ventilating, and Air-Conditioning
Episode 17 of Everyday Engineering
Explore heating, ventilating, and air conditioning--known as HVAC. Begin by learning how thermostats regulate temperature. Then review how heat transfer takes place, and investigate the pros and cons of heating with a furnace, boiler, and heat pump. See how air…
Your House as an Engineered System
Episode 2 of Everyday Engineering
In the first of four lectures on your house as a technological system, review the eight engineered subsystems that go into modern dwellings. Then discover the miracle of building codes, which ensure that every new house is safe, constructible, and…
Everyday Thermodynamics: Refrigeration
Episode 16 of Everyday Engineering
Unravel the secret of refrigeration by focusing on the connection between heat, temperature, work, and energy. Then see how these thermodynamic concepts apply to the vapor-compression cycle in your refrigerator or air conditioner. Discover that a heat pump operates the…
The Internal Combustion Engine
Episode 26 of Everyday Engineering
Begin the first of four lectures on automotive engineering by exploring that marvel of mechanical sophistication: the internal combustion engine. Professor Ressler uses homebuilt models to demonstrate the ingenious design of the four-stroke power cycle and how it works in…
Site Design and Storm Runoff
Episode 6 of Everyday Engineering
What happens to the precipitation that falls on your house, your lot, and your neighbors' properties? Study the problem of site design, focusing on how storm runoff is directed away from homes and returned to a natural watercourse, without causing…
Dam, Reservoir, and Aqueduct Design
Episode 7 of Everyday Engineering
Now consider the water that you want in your house--for drinking, cooking, and bathing. Examine the technologies that collect water from a watershed and transport it to a municipality. Explore different designs for dams, and marvel at the Catskill Aqueduct…
The Building Envelope
Episode 5 of Everyday Engineering
Now that your house is framed, it needs a building envelope that can shed rainwater and melting snow, and also keep precipitation from entering through the foundation. Learn about the five integrated layers of protection: shingles and cladding, drainage plane,…
Home Energy Efficiency
Episode 18 of Everyday Engineering
Delve into the green building movement, which promotes structures that use natural resources more efficiently while reducing environmental impact. Focus on minimizing energy consumption through a well-insulated, airtight building envelope; energy-efficient windows and doors; and energy-efficient HVAC systems and appliances.
Torque, Power, and Transmission
Episode 27 of Everyday Engineering
Trace the path of mechanical power from pistons to the engine crankshaft, then through the flywheel and clutch assembly to the transmission gearbox. Focus on the relationships between torque, rotational speed, and power, discovering the reason that transmissions require multiple…
Fossil Fuels: Coal, Oil, and Natural Gas
Episode 10 of Everyday Engineering
Coal, oil, and natural gas power the vast majority of electrical generating plants in use today. Learn how fossil fuels are extracted from the earth and how new technologies such as longwall mining and fracking have revolutionized the industry. Also…
Highway Engineering
Episode 30 of Everyday Engineering
Step into the work boots of a highway engineer, tasked with designing a freeway across hilly terrain to connect two other highways. Discover that features of a safe road that you take for granted--constant-radius curves, gentle grade, sturdy construction, and…
Electrical Power Distribution
Episode 15 of Everyday Engineering
Trace the distribution of electrical power from a substation to your home. Begin with the transformer, discovering how this crucial device functions. By the end of this lecture, you will be able to read a utility pole like a book,…
Water Treatment and Distribution
Episode 8 of Everyday Engineering
Learn how raw water from nature is treated to make it safe for drinking. Then trace the distribution system that supplies water under pressure to users. Professor Ressler demonstrates two crucial technologies in this system: the flocculation chamber and the…
Power Generation from Coal
Episode 11 of Everyday Engineering
Focus on the dominant source of electricity in the U.S. today: coal. Begin by reviewing concepts from thermodynamics that explain how power plants work. Then follow the processes that turn a hopper full of coal into abundant electrical power, extracting…
The Future: Engineering for Sustainability
Episode 36 of Everyday Engineering
Look beyond recycling to the higher goal of sustainability. Then close the course by considering the Great Northeast Blackout of 2003. Caused by inadequately pruned trees and a software bug, this cascading sequence of infrastructure failures holds important lessons for…