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Wednesday, 8 August 2012

Industrial vacuum pumps, fans and blowers


Industrial fans and blowers are machines whose primary function is to provide a large flow of air or gas to various processes of many industries. This is achieved by rotating a number of blades, connected to a hub and shaft, and driven by a motor or turbine. The flow rates of these industrial fans and blowers range from approximately 200 to 2,000,000 cubic feet (5.7 to 57000 cubic meters) per minute. Industrial fans and blowers operate where the resistance to the flow is primarily on the downstream side of the fan. There are many uses for the continuous flow of air or gas that industrial fans and blowers generate, including combustion, ventilation, aeration, particulate transport, exhaust, cooling, air-cleaning, and drying, to name a few. The industries served by industrial fans and blowers include electrical power production, pollution control, metal manufacturing and processing, cement production, mining, petrochemical, food processing, cryogenics, and clean rooms. Industrial Vacuum pumps are found in many different industries, and have a wide range of varieties. An industrial vacuum pump uses some sort of liquid to seal the moving parts. These oil-sealed vacuums are used when high intensity vacuums are needed. The oil used provides a seal between the moving parts, allowing the industrial vacuum pump to do its job more effectively. In some cases, a different style of industrial vacuum pump would more accurately and effectively carry out your desired tasks. Because of the precision and cleanliness they can provide, industrial vacuum pumps are often used in industries that involve high tech processes. They are used in common industries such as the pharmaceutical manufacturing industry, laboratory vacuum degassing and evaporation. They can also be useful in slightly more unusual industries such as a chemical processing environment and are used commonly in the aircraft industry.
Industrial Pumps | Vacuum Systems

Industrial Centrifugal Blowers


Most manufacturing plants use blowers for ventilation and for industrial processes that need an air flow. They are also used to produce negative pressures for industrial vacuum systems. The centrifugal blower and the positive displacement blower are two main types of blowers. Centrifugal blowers are commonly used as industrial blowers. Industrial blowers are large equipments used to move air in a small factory to a large manufacturing unit. Because of high temperatures that range in production units, it affects the working capability of machines and workers. With the use of industrial blowers, such polluted air is thrown out of the unit and new fresh air is moved in. The mechanism of an industrial blower is such that the wheels draw the air inside the structure of the blower and the axial fan throws out the polluted air. Industrial blowers are well engineered and having high efficiency incorporating all the latest technologies. Centrifugal blowers look more like centrifugal pumps than fans. The impeller of centrifugal blower is typically gear-driven and rotates as fast as 15,000 rpm. In multi-stage blowers, air is accelerated as it passes through each impeller. In single-stage blower, air does not take many turns, and hence it is more efficient. Centrifugal blowers typically operate against pressures of 0.35 to 0.70 kg/cm2, but can achieve higher pressures. One characteristic is that airflow tends to drop drastically as system pressure increases, which can be a disadvantage in material conveying systems that depend on a steady air volume. Because of this, centrifugal blowers are most often used in applications that are not prone to clogging. These are mainly useful in industrial applications. The applications for which Industrial Blowers are used for would be extremely long, the most common include: • Conveying material in dust collector systems or loading to silos, trucks and railroad cars. • Combustion air for burners and industrial water heaters. • Cooling electrical equipment or parts from heat curing ovens and kilns. • Pressurizing cabinets, vaults or rooms. • Blow-off systems to remove moisture from parts prior to painting, coating or packing. • General ventilation of rooms or factories. • Providing suction or pressure for industrial process air flotation tables. • Drying ink on cans and bottles, silk screen and printing processes.
Industrial Pumps