Specialists in developing creative and cost-effective solutions to the operational challenges of installed equipment of any original manufacturer.
Regular inspections and maintenance are the first step to ensuring availability and reliability, as well as extending equipment life.
John Cockerill Hamon’s 120 years of experience allow its Customer Service help you schedule your preventive maintenance plan immediately either for your natural draft, or mechanical draft cooling towers.
Drift Eliminators
- Mechanical cleaning (avoiding use of chemicals)
- Prevention of legionella disease
- Avoid gasp or holes
- Efficiency increase
- Selection of most appropriate type (wave or cellular – pitch)
Heat Exchange Media
- Mechanical cleaning (without chemical doubles expected life)
- Partial or full replacement
- Efficiency increase
- Replacement of asbestos cement sheets with PP grids or plastic film fill
- Selection of most appropriate type depending on the water quality
Air Inlet Louvers
- Modification of design of existing tower for subsequent installation of louvers
- Addition of louvers or screens to prevent water loss and legionella
Noise Attenuation
- Baffles in air inlet
- Noise attenuators integrated in fan stacks
- Slanted sheets in basin
Fan stacks
- Replacement of concrete or wooden stacks by FRP
- Addition of diffusers to reduce the energy consumption
Motor / Fan Group
- Replacement of fan blades or adjustment of pitch angle
- Transmission shaft: replacement of steel with composite materials or of a bearing shaft with one in one piece
- Installation of walkways above the drift eliminator to make access to the motor/fan group safe and easier
Distribution
- Replacement of a distribution network with flumes by a network with tubes if the water treatment has been improved. Replacement of wooden flumes by FRP ones.
- Modification of the network to facilitate the cleaning with removable tube ends
- Partial or complete repair of an existing AC by PVC elements
Structure
- Partial or complete replacement (whatever the material)
- Replacement of primary and secondary beams
- Partial or replacement of structural fixations
- Removal and replacement of upper part of cell
- Replacement of roof and casing
- Design of guide plans for civil works