Mechanical Engineering
Latest Feature Articles
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The Boeing 787 Dreamliner
Boeing's 787 Dreamliner uses a variety of new and advanced technologies, including composite structures to reduce vehicle weight and improve efficiency.
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Local Motors Breaking Design Rules
Massachusetts-based Local Motors is putting a new spin on the traditional automobile engineering and manufacturing process.
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Ten Mechanical Failure Modes
Forces imposed on systems can cause failures in many different ways.
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Fire Protection Engineering
Fire protection engineers use advanced materials and components to reduce the effects of fires on homes and buildings.
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How do Air Conditioners Work?
Many take the cool air produced by an air conditioning unit for granted, but how is that cold air created?
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Introduction to Corrosion
Exposure to water, oxygen, and other agents can cause material corrosion, resulting in loss of structural integrity or degradation in surface appearance.
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Materials Engineering 101
Materials engineers study the behavior of materials and develop innovative materials for a variety of applications.
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Designing Tools for Space
Astronauts have to use specially designed tools when working in space.
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Corrosion in Aircraft Fuselage Lap Joints
Normal flight operations combined with exposure to corrosive elements can cause material loss and a reduction of structural integrity in fuselage lap joints.
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Fatigue Crack Growth in Aircraft Lap Joints
Normal flight cycles can cause crack initiation and progression in aircraft skins.
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The Fatigue Failure of Aloha Flight 243
The presence of widespread fatigue damage and inter-layer corrosion led to massive crack progression through the fuselage of the Aloha Flight 243 aircraft.
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Strain in Engineered Components
Strain is a material effect in a component that is subjected to an applied force. Learn about stress, strain and measuring material damage in this article.
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The Stress Intensity Factor
The stress intensity factor uses geometric and load distribution properties to determine stress levels and predict crack growth.
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Stress in Engineered Components
Stress in mechanical systems can have a variety of effects on system performance and operating life.
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Introduction to Crack Growth
Crack initiation and progression can lead to failures in components if not detected and monitored.
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Fatigue in Engineered Structures
Structural fatigue is caused by repeated loadings. Excessive fatigue can lead to crack growth or failure.
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Tensile Testing of Engineering Materials
Tensile testing is used by engineers to understand the material properties of metals and other engineering materials.
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Introduction to Stress-Strain Diagrams
A stress-strain diagram helps engineers select the right materials for specific loading conditions.
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Mechanics of Materials
Mechanics of materials help engineers predict system behavior.
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Anatomy of a Steel I-Beam
Steel I-beams are used for a variety of structural applications. Specific terminology is used to describe I-beam characteristics and properties.
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The Properties of Steel I-Beams
The inherent structural properties of steel I-beams make them optimal for a variety of applications where strength is required.
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How to Choose an Adhesive
Choosing the right adhesive for an engineering project can be the key to the success of that project.
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Honda's Experimental Walking Assist Device
Honda's innovative walking assist device literally "takes the load off" to make repetitive tasks easier and makes walking easier for the physically disabled.
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Strain Gauge Materials and Performance
Strain gauges are available in a variety of alloys to ensure the most accurate performance during different measurement environments.
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Characteristics of Strain Gauges
Choosing the right strain gauge for a measurement application requires selecting gauges with the right characteristics for the job.
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