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Specialised in engineering and contracting services for all industrial applications of water cooling towers. Since 1982, our company has focused exclusively on the production of water cooling towers.

Yolyapı Fan grubu
Fan Group

Fan Group;

The fan group is located in the fan stack in the deck section of the tower. In order for evaporation to take place, it ensures that the outside air is sucked in, passed over the cooling fills and discharged into the atmosphere through the fan stack.

Direct coupled motor reducer group or horizontal input - vertical output reducer and related mechanical group elements are used in our towers.

*In direct coupled system, the electric motor is directly connected to the gearbox shaft and thus saves energy. Since there is no need for transmission organs such as shafts, belts and pulleys in the system, maintenance costs are low and the possibility of problems is reduced.

*Horizontal input - vertical output reducer and related mechanical group elements: fan, shaft, electric motor, fan shaft etc. It consists of material and functional elements suitable for operating conditions.

Fan Group Components

Fan Blades
FRP or aluminium blades are used in construction type towers. GRP fan blades are formed with PP blade compatible bearings and 304 quality stainless steel fasteners on very good hot dip galvanized fan trays. If the blades are preferred to be aluminum, they are supplied from expert fan manufacturers. The adjustable angles of the blades used in two types of blade options provide the opportunity to control the air flow.

Fan blades must be statically and dynamically balanced.
Fan Motor and Gearbox Group
The gearbox used in the fan group is located in the fan shaft in the roof section of the tower. The fan shaft is usually made of FRP material as it is practical, corrosion resistant and economical.

The electric motor is connected directly (direct coupled) to the gearbox shaft in medium-sized fan groups. In large fan groups, however, a horizontal-inlet/vertical-outlet reducer must be used for ease of service. The electric motor is connected to the gearbox through a shaft. Electric motors are installed in the nearest place outside the chimney for ease of service and insulation advantages.

Electric Motor and Motor-Reducer Group :
In accordance with the design values, Gamak or equivalent brand electric motor is used in the domestic market. In gearbox selection, domestic and imported options are left to customer preference.
Electric motors are F insulated against heat as standard and are selected in IP 55-56 protection class against dust, oil and moisture.
The body material of the gearboxes is made of cast iron. Bearings must be SKF or FAG brand, which are reinforced depending on the load condition in working conditions.
Vibration Switch
Titreşim ŞalteriThe vibration switch is located at the top level (roof section) of the tower.

Mission of vibration switch ; If there is a mechanical imbalance in the cooling tower fans and therefore the tower vibrates, it will detect the vibration and cause an alarm and stop the electric motor.
Vibration Switch

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Yolyapı, which has been producing cooling towers since 1982, is ready to produce the most suitable water cooling tower solution for your company / facility with our expert team. Ask for a quote right away.