What is a Cooling Tower and How Does it Work?

Cooling Towers Comments

Cooling TowersCooling Towers are used in industrial operations varying from HVAC systems to nuclear power plant facilities and petroleum refineries. Accordingly, their sizes range from small factory-assembled pieces to large field-erected towers capable of rejecting thousands of BTU of heat.

While the applications, sizes, and shapes of Cooling Towers will vary, the purpose and principle of operation remains the same.

What is the Purpose of a Cooling Tower?

A Cooling Tower is used with industrial applications that produce waste heat as a byproduct of their operations. These applications may include air-conditioning, manufacturing, and power generation. Cooling Towers provide an energy efficient and environmentally-friendly means of rejecting that waste heat, saving our natural bodies of water from receiving vast quantities of warm water that would threaten marine life and ecology. They work instead to dissipate evaporated water into the atmosphere, allowing wind and air circulation to diffuse the heat.

How Does a Cooling Tower Work?

Warm water from the heat source is pumped to the water distribution system at the top of the cooling tower. The water is distributed over the wet deck fill by means of nozzles. Simultaneously, air is drawn through air inlet louvers and through the wet deck surface causing a small portion of the water to evaporate. The evaporative process removes heat from the water. The warm moist air is drawn out of the top of the tower through a natural draft or mechanical cooling tower fans controlled by gearboxes. The resulting cold water is then recirculated back through the heat source in a continuous cycle.

Maintaining Efficiency of a Cooling Tower

The internal components of the cooling tower, including the fans, gearboxes, fill, and nozzles represent the core of the heat transfer efficiency. Due to the harsh and humid environment within a cooling tower, the internal components can wear out or even become outdated if the process has been altered or expanded. Each component has its own purpose and principle of operation specifically suited to operating conditions.

AmertechTowerServices, LLC is a leading provider of OEM cooling tower parts, repair, inspections, and maintenance. We offer extremely competitive pricing on spare and replacement cooling tower parts and our service teams are highly trained experts in the field. You can rely on us for all your cooling tower maintenance needs, including external components such as siding, decking, and fiberglass shapes and structures.

Contact AmertechTowerServices, LLC today to find out how we can be your single source for cooling towers, parts and repairs: 732-389-2270

Cooling Tower Fill for Maintaining Efficient Cooling

Cooling Tower Fill Comments

Cooling Tower Fill

Cooling Tower Fill

Cooling towers serve the purposes of industrial plants, HVAC installations, power generating plants, and more.  The towers transfer heat as a by-product of the industrial or power generating process into the atmosphere, where the wind and air circulation dissipates the heat.  Cooling towers are an efficient and cost effective solution to cooling  – as long as they are maintained properly.

What is Cooling Tower Fill?

Various elements within a cooling tower work together to achieve the cooling process, among them cooling tower fans operated by a motor, drive shaft and gearbox; nozzles; drift eliminators; and cooling tower fill.  Cooling Tower fill assists the process of evaporation by providing a textured, extended air-to-water surface area.  As hot water comes in contact with the fill, the water is dispersed throughout the material, aiding evaporation and creating greater surface area for more efficient cooling.

Film Fill and Splash Fill

There are two styles of cooling tower fill: film fill and splash fill.  Film fill works with vertical or cross fluted surfaces to create a  thin film of water that spreads as it flows, exposing as much water surface area as possible to the interacting airflow.  Splash fill uses horizontal surfaces that cause the water to splash and create droplets of water with a large combined surface area, continually exposing more water surface to the airflow.  Both styles achieve the effect of putting as much water surface area in contact with as much air as possible, for the longest amount of time possible.  Among cooling tower fill, there are different models including vertical fluted, cross corrugated, offset vertical, and clog resistant.

Replacing Cooling Tower Fill

Over time, cooling tower fill loses its effectiveness either by becoming brittle or losing its film surface.  The style may also become outdated depending on changes or updates with the  overall cooling tower.  Each style and model of fill has performance characteristics to account for various heat loads, cooling tower types, flow rates, water quality and horsepower combinations.

Amertech Tower Services provides film and splash fill and performs fill changeouts for existing cooling towers, servicing all major brands of cooling towers, including Marley Cooling Tower, SPX, Brentwood, CE Sheperd, and Tower Components.

Contact Amertech Tower Services today to learn how they can help you with your Cooling Tower Fill needs: 732-389-2270 or visit www.AmertechTower.com.

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Cooling Tower Fiberglass Shapes and Structures

Cooling Tower Repair Comments

Cooling Tower Fiberglass ConstructionFiberglass shapes and structures for Cooling Towers have become a popular choice when it comes to new construction as well as replacement parts and components.

Fiberglass can be used in various elements of the Cooling Tower including decking, flat sheets, angles, channels, I-beams, and square tubes.

There are a number of advantages to building Cooling Towers with fiberglass structures and using fiberglass when replacing existing wood structures.  Fiberglass is:

  • Lighter weight
  • Flame retardant
  • Non-Corrosive
  • Easy to install
  • Has a lower life cycle cost
  • Has high impact strength
  • Does not rust, rot, or bow

Amertech Tower Services provides Fiberglass structures and decking both for sale as replacement / spare parts and for use with their Cooling Tower structural repair services.  Power plant and industrial plant managers can order replacement and spare fiberglass parts including:

  • I-Beam
  • Angle
  • Channel
  • Square Tube
  • Decking

They can also contract with Amertech Tower Services and use their expert team for fiberglass shape and structure repair services.

Contact Amertech Tower Services today to learn more about their Cooling Tower fiberglass shapes and structures and their structural repair services: 732-389-2270.

Cooling Tower Fans

Cooling Tower Fans Comments

Cooling Tower FanCooling Tower Fans are the cornerstone element to mechanical draft cooling towers, providing the upward draft of the evaporated water to help remove heat and cool the circulating water. These fans can vary in size, with blades from 5′ to 40′, and are arranged in cells within the cooling tower.  A typical cooling tower fan may have 7 blades of 3m radius each.  A Combined Cycle Gas Turbine (CCGT)  Station may have up to 14 cells.

Fans for cooling towers are operated by a cooling tower gearbox located within the fan cell and powered by a motor.  The gearbox (or geareducer) controls the fan speed, allowing for optimal draft, and protects the fan from shock, vibrations, and surges. (See Also: Cooling Tower Gearbox (Geareducer) )

Cooling Tower Fan Parts and Replacement

Cooling Tower Fans are housed in a moist, humid environment and are operated on a continual basis, subjecting them to a significant degree of wear and tear.  If and when necessary, entire cooling tower fan assemblies can be replaced, or a particular part can be changed out such as an individual fan blade, leading edge protection, seal discs (hub cover), blade clamps, bushings and hardware.

Amertech Tower Services – Cooling Tower Parts and Repairs at Competitive Prices

Amertech Tower Services (ATS) can supply spare and replacement parts as well as full fan assemblies for Cooling Tower Fans at a cost competitive with the direct OEMs.  They can replace a fan using the same OEM part or may be able to replace it with another cooling tower fan OEM part if the cost is lower to the customer.  Let Amertech Tower Services do the legwork in finding you a cooling tower fan assembly or part at the best possible price. And trust their professionals to do an expert installation.

ATS also offers maintenance agreements for cooling tower repairs that include :

  • On-site technical support
  • Corrective maintenance and unscheduled repairs
  • Inspections
  • Spare Parts

A maintenance service agreement can help keep equipment running properly and reduce downtime and repair time. It can be initiated at any time in the life of your equipment.

Contact Amertech Tower Services today to see how they can help you maintain your Cooling Tower Fans and ease your mind about finding the best price for parts and repairs: 732-389-2270

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