The LEED system for energy efficient building construction, maintenance, and operation has led to renewed interest in roof gardens and greenery. Several important considerations should...

Concrete is a basic building block of our everyday world. It's used in almost every type of structure that we build today. This engineering guide to concrete will give you a variety...

Civil engineers and architects complement each other’s' work. An architect takes care of the design and shape of a building whereas a civil engineer takes care of the technical...

When it comes to the precipitous decline in the reliability and efficiency of America's infrastructure, its not just bridges we should be thinking about. The nation's water...

Just like any other science, Civil Engineering, too, is evolving. Concrete is no longer coarse and made of fine aggregates only. Similarly engineering materials are not restricted to...

Slipform construction is an economical way of working with the concrete. It works well for any kind of construction, be it working with plain concrete, reinforced concrete, or pre-stressed...

How many times have you said, "I love that city. It is so clean and well organized." How many times have you been impressed by how cities like London and Venice are able to...

There are several types of waste incineration plants. The most common type is municipal solid waste (MSW) with the heat providing energy from waste. This is becoming more necessary...

The role of a surveyor is now extremely significant. A growing number of disciplines including mapping, navigation, and Global Positioning Systems concern the modern surveyor. Advanced...

Humankind has achieved great engineering feats, from underwater tunnels to skyscrapers, yet for all its intelligence, it is still far from infallible. We often hear news of engineering...

The article relates the technical specifications of SCRs and their working principles through an easy to understand, step-wise explanation. The article also offers a few interesting...

The production of thin-film panels using quantum dot nanotechnology can be accomplished using either contact printing, which offers very high resolutions, or solvent spin-casting techniques...

Using a combination of a group of high efficiency white LEDs and a unique voltage controller circuit, an almost ideal LED emergency light circuit can be constructed. Let's look...

Electrical testing and measurement devices can tell you if a circuit or wire is energized as well as tell you how much voltage or current an electrical circuit is carrying. Other types...

Almost everyone is familiar with FM or frequency modulated radio. But what about AM or amplitude modulation radio? What do we mean by the term and what is the history of amplitude...

Ozone has been labeled both a killer and healer by mainstream and alternative medicine. When it comes to water purification which is it? What are ozone water purifiers? How...

The Bose acoustic waveguide concept works on a simple principle which involves the magnification of the air vibrations formed at the rear sides of the speakers. However along with amplification...

Power transformer failure results in production loss, unavailability of critical services, and loss of revenue. Routine testing and performing diagnostics can minimize loss and down...

Profibus is an industry-standard communications bus protocol used in process automation and sensor networks using programmable logic controllers. Understanding how the networks function...

Almost everyone knows the electrical terms volts, watts, amps, and ohms. Not as many people know about inductance, capacitance, impedance, or reactance, though. The informative articles...

Working on a ship can involve a substantial amount of risk to a seafarer's life. Numerous hazardous agents on a ship can be risky and even life threatening. So what should be done...

The main engine and the steering engine are located aft and far from the bridge and controlled by a maze of wires, pipes, machines, and electronic devices. Prior to entering a port...

After the ship is out of the port limits and the pilot has gone, the marine engineers have a lot of work to do - from adjusting the main engine revs to run at maximum possible load...

There are a number of reasons for starting and reversing problems in marine engines. This malfunction is one of the most frightening and dangerous situations to encounter when maneuvering...

In a marine engine the function of the thrust block, propeller shaft, and stern tube are closely related, being responsible for the efficient transmission of the engine’s power...

This article discusses how the negative effects of complacency and routinization lead to marine accidents. To avoid this situation, many shipping companies are formally recognizing...

The Occidental Piper Alpha was built at McDermott’s Offshore Construction Yard, starting production as an oil production platform in the North Sea in 1976 and was later upgraded...

When preparing for a voyage ships take on fresh water which is supplemented throughout the voyage by water making plants. Fresh water is used in motorships as an engine component cooling...

Engineroom watch keeping duties include the estimate of component temperatures using the sense of touch. Engineers can rely on this as well as instruments and gauges in checking equipment...

The use of lubricants and lubricant parameters on ships is an important role managed by the main engine lube oil system. This consists of a pump that pressurizes the oil,...

This article provides an engineering perspective on the best range of humidity for people, books, and electronics. Also discussed is how humidity is measured and the best ways to control...

Aluminum is one of the most used metals in today’s industry, having properties of strength, durability, conductivity, lightness, and corrosion resistance. Alumina, processed from...

So you think you know about the mechanical engineering field? You know how to read and interpret an engineering blueprint, right? Well, let’s find out. Take this quick...

Steel provides life to the designs of humanity. It has remained an invincible metal through the centuries, but how is it refined, and recycled? What is the difference between cast...

Nature created mankind, but with the advancement of technology, man is now trying to recreate nature. This may have its own advantages and disadvantages, but nowhere is this struggle...

The history of automation in the manufacturing industry can be traced back to the early use of basic pneumatic and hydraulic systems, up to the modern robots used by industry today...

Toolmaking and precision machining are the need of the day, but recent advances in technology demand ever higher precision and accuracy in order to reach the desired limit. This article...

This guide to hardware deals with industry-standard items of which, though common, the selection of can make or break the repair, upgrade, or maintenance of essential equipment. How...

Materials play a vital role in the construction and manufacturing of equipment and tools. Choosing the right kind of materials add to the economy and life of machinery. In this guide...

Whether you're upgrading an existing system or building a new one, good knowledge of the principles of heating and air conditioning, and typical designs, will allow you to make...