Power Plant Overhaul Services (COH & AOH)

Comprehensive Capital & Annual Overhauling for Optimal Plant Performance and Longevity

Capital Overhauling (COH)

Extensive overhaul services designed for major inspections and component replacements to restore equipment to peak condition.

COH: Boiler & Auxiliaries

Inspection & insitu repairing of burner system

Coal burner replacement in any elevation & corner

Oil burner replacement in any elevation & corner

Air burner replacement in any elevation & corner

Wall blower sleeves inspection and replacement

Overhauling BFG System (Valves inspection, servicing & operation)

Servicing of high-pressure valves

Drum safety valves servicing & floating

Main steam safety valves servicing & floating

HRH-CRH safety valves servicing & floating

Gland packings replacement of valves

Replacement of valves

Servicing of actuators

COH: Turbine & Auxiliaries

Overhauling of HIP turbine

Overhauling of LP turbine

Overhauling of turbine bearing jobs with barring gear

Overhauling of generator

Overhauling of BFP drive turbine

Auxiliary jobs

Overhauling of HP/LP bypass valves

Overhauling of oil system

Overhauling of turbine driven feed pump & booster pump

Overhauling of MDBFP & HC

Overhauling of CEP

Overhauling of vacuum pump

Overhauling of PHE, coolers & deaerator

Overhauling of condenser jet cleaning

Annual Overhauling (AOH)

Regular, scheduled maintenance to ensure continued reliability, efficiency, and safety of plant equipment between capital overhauls.

AOH: Boiler & Auxiliaries

Thorough InspectionDetailed examination to identify wear, damage, or corrosion.

CleaningRemoving soot, ash, scale from heating surfaces, furnace, tubes, etc.

Maintenance and RepairReplacing worn parts, repairing leaks, ensuring proper function.

Performance OptimizationOptimizing settings to improve efficiency and reduce fuel consumption.

Safety ChecksEnsuring all safety devices and systems are in good working order.

DocumentationMaintaining detailed records of inspections, maintenance, and repairs.

Auxiliaries include: Fans, Pumps, Ducting, Burners, Fuel Systems, Condensate Systems, Feedwater System, Safety Devices.

AOH: TG Set & Auxiliaries

Shutdown and InspectionInspect rotor, blades, casings for wear, corrosion, damage.

Maintenance and RepairCleaning components, balancing rotor, repairing/replacing parts (bearings, seals), overhauling auxiliaries (pumps, valves).

Dismantling and AssemblyHandling heat exchangers, necessary checks on seals, assembly of pumps/governors.

AlignmentEnsure proper alignment of turbine, generator, and related equipment.

RecommissioningReassemble and recommission turbine, ensuring operation within design parameters.

Schedule Your Plant Overhaul

Ensure the longevity and peak performance of your power plant with our expert COH and AOH services. Contact S.R. Turbo Energy to discuss your overhaul requirements.

Request Overhaul Consultation