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Steelmaking Noise Control
Noise Control of Steelmaking
Steelmaking, the process of producing steel from iron ore, is a major component of the world’s industrial production. During the steelmaking process, a huge amount of energy is used, heat and force are applied, and high levels of noise are generated. Noise levels in ......
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Sophie
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Tablet Computers
Tablet computers have become increasingly popular in recent years, due to their portability and many features related to digital media consumption. They are smaller than laptops, yet can accomplish many of the same activities. Furthermore, tablets often cost less than laptops and......
ventilator
Introduction
Ventilating fans, also known as exhaust fans, are designed to move air in or out of an area. They are used in residential, commercial and industrial settings to exhaust fumes, create air circulation and to control room temperature. Ventilating fans use motors to draw air out of the r......
Forging of metals in ancient China forging of metals in ancient China
Introduction
The process of forging metals in ancient China dates back thousands of years. The Chinese have made a plethora of various utensils and weapons with the help of this process. This process has also had an influence on the Chinese culture and has been an important part of everyday life ......
car body
The automobile body is the largest and most important part of an automobile. It provides protection to vehicle passengers and cargo, accommodates the various mechanical and electronic components, and serves as an aesthetically pleasing addition to the overall automotive package. Making an automobi......
Bending correction machine category: profile straightening machine
Introduction
Straightening machines are used to straighten metal bars or tubes which are bent for any reason during processing. It provides an important function during the processing of metal bars and tubes, and is used in a variety of metalworking industries. With the development of technology,......
trolley bus
An Overview of Light Rail Transit Systems
Light rail transit systems, also known as LRTs or light rail vehicles (LRVs), are an increasingly popular form of public transportation in many cities around the world. Generally characterized by trams or electric trains running on a dedicated track, LRTs......
ARI Standard 445-81 Room Air Inducers
Abstract
This paper discusses the standards established by the American Society of Heating, Refrigerating, and Air-Conditioning Engineers (ASHRAE) for the Room Air Inducers (RAI). Specifically, ASHRAE Standard 445.81 is the most recent standard, which outlines the requirements for installing and......
Grating
Digital Raster
A digital raster is a method of representing a digital image, as well as digital terrain, using a matrix of individual pixels. Each pixel holds an individual color or gray scale value, which, when rendered together, forms a complete digital image. Digital raster technology can be u......
The position of holes whose axes are parallel to each other and the position of holes whose axes are perpendicular to each other are economical and accurate
When manufacturing parts, it is often necessary to drill two or more holes in identical locations. This is known as machining holes in parallel. In such a machining process, the holes must be of the same size and distance apart. There are three ways to accurately position two parallel holes for ec......
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