25-Year Operations & Maintenance

customer:
Power Generation
Application:
Evacuation substation
Country:
Mexico

Customer Challenge

Responsible for the operation and maintenance of one of the largest combined cycle power plants in the country, the customer needed to ensure a reliable evacuation of the power produced. Thus, it is critical for the operator to effectively operate and maintain the HV equipment, maximizing the availability of the 230 kV substation.

GE's Solution

A 25-year agreement to operate and maintain the evacuation substation equipped with 200+ third party OEM switchgears and the interconnection with the plant, including:

  • Planned inspection and maintenance programs
  • Unplanned maintenance
  • A fully dedicated GE O&M site manager and operational team on site 365 day/year
  • EnergyAPM application deployed to gather and analyze asset health data
  • EnergyAPM training

Customer Benefits

  • Substation availability warranted by contract
  • The asset performance strategy is optimized
  • One supplier operates and maintains the combined cycle power plant, the interconnection equipment and the evacuation substation
  • GE competitive solution introduces a services supplier different from the equipment manufacturer

24/7 SUPPORT INCREASING FLEXIBLE AC TRANSMISSION SYSTEM (FACTS) AVAILABILITY

customer:
T&D Utility
Application:
FACT System
Country:
USA

Customer Challenge

The STATCOM system installed in 2004 was suffering from a lack of reliability due to limited maintenance, shortage of spares and obsolescence on electronic boards. The customer decided to invest in a plan to restore system availability.

GE's Solution

A 10-year service agreement including:

  • 24x7 technical support with a 5-hour guaranteed on-site intervention
  • Single point of failure analysis
  • Refurbishment of obsolete boards and replacement of obsolete parts
  • Spare part management with maintenance of obsolete spare parts and on-demand delivery

Customer Benefits

  • The FACTS substation performance is back to the required level reaching 99,2% availability per year gaining 10 points compared to the period without service agreement coverage
  • The lifetime of the system has been extended by an additional 10 years, postponing the replacement investment.

Offshore and onshore substations maintenance

customer:
T&D utility
Application:
Offshore Wind Farm
Country:
Germany

Customer Challenge

Germany seeks to generate 80% of its energy consumption from renewable sources by 2050. Tennet is responsible for extending the grid to the German North Sea notably through the 900 MW Voltage Source Converter (SVC) Dolwin3 project, energized by GE in November 2020.

GE's Solution

A five-year agreement to maintain both an AC offshore 155kV substation and an onshore 380kV DC/AC converter station using VSC technology. The service agreement covers 33000+ asset including:

  • Maintenance of the HV, MV, LV, auxiliary systems plus steel and coating for the offshore substation
  • Inspections and condition assessment
  • Preventive and corrective maintenance
  • Repair and spare parts management
  • Technical support line with fast response

Customer Benefits

  • Optimized performance of the HVDC system
  • GE project management includes outage, material and waste management with a monthly maintenance intervention and a yearly outage campaign scheduled
  • Condition-based maintenance strategy is implemented, preventing unexpected failure

Airport power distribution system operations and maintenance

customer:
Infrastructure
Application:
Airport
Country:
India

Customer Challenge

This large international Indian airport relies on an uninterrupted power supply to serve over 65 million passengers yearly. To protect its reputation and avoid penalties caused by power interruptions, the operators requested needed support to operate and maintain the substation’s critical equipment.

GE's Solution

A multi-year agreement to operate and maintain the distribution network composed of GE and other OEM 250+ panels, 66kV bays, 50 MVA transformers and 11kV diesel generators, including:

  • O&M including emergency back-up supply through generators
  • Dedicated team of GE field engineers on site 24x7
  • Emergency and maintenance interventions as required
  • Inspection and health condition assessments
  • Root cause, MTBF and MTTR analysis

Customer Benefits

  • 99,5% network uptime with Increased asset life through the implementation of an OEM-recommended preventive maintenance plan, optimizing total cost of ownership
  • Response time on failure provided within 20 minutes with quick identification of fault and a back up restoration time within 50 sec.in case of power outage
  • Customer awared GE for the EHS and statutory compliance