Áreas de Atuação – COTESA Engenharia

MAIN PORTFOLIO

COTESA Engineering meets the demands of the electricity industry and is part of a select group of national private companies with consolidated expertise and competence. We are committed to helping our partners achieve their goals through experienced, skilled teams with advanced technologies.

OPERATION

COTESA has a 24×7 Operations Center that continuously monitors risks and failures, enabling immediate action to be taken to guarantee the necessary repairs in the shortest possible time. This minimizes damage and customer losses due to unexpected shutdowns.

The company currently operates around 6.2 GW in O&M of Solar and Wind Generation Assets, 710 MW of Hydroelectric Generation, 85 Substations connected to the National Interconnected System and 6,700 km of High and Extra High Voltage Transmission Lines.

The services provided by Cotesa include real-time operation, pre- and post-operation and the preparation of manuals, procedures, normative instructions, maneuvering plans and system energization. The company also works with Operation Engineering, keeping a critical eye on its processes and results.

COTESA also represents its clients in the institutional relationship with the National Electric System Operator (ONS) and other regulatory and sector bodies, acting in special situations, such as protection from external agents, forced shutdowns, first equipment energization, access to facilities transmission, drafting of operational agreements, among others.

MAINTENANCE

COTESA has local teams working directly at the plants, carrying out predictive, preventive and corrective maintenance. Maintenance services are carried out in an integrated manner with operations, which ensures desirable operational performance.

COTESA also manages performance KPIs in order to monitor deviations, ensure that actions are taken at managerial and strategic levels and optimize resources. It manages the transmission calculation system and the monthly calculation of services and charges for its customers with the National Electric System Operator (ONS), including the technical challenges necessary to reduce any financial damages.

It also performs Live Line services of up to 600 kV and offers support in the preparation of technical documentation, contracting suppliers and purchasing equipment. It also ensures that each contract has a contingency plan suited to its peculiarities, aimed at restoring the systems affected by claims, in order to preserve the integrity of the facilities, the areas surrounding them and the environment, through quick and effective decision making.

CONSULTATIVE ENGINEERING

COTESA offers Owner's Engineering services, encompassing a range of skills such as:

Analysis of Electrical, Civil and Mechanical Executive Project;
Analysis of Electrical Studies;
Civil works and assembly of transmission lines and substations;
Topography and geology services;
Assembly supervision;
Supervision of constructions;
Protection, Control and Supervision Systems (SPCS) of substations;
Preparation of Technical Specifications.

The company also offers commissioning solutions in substations and transmission lines AC/DC. The objective is to ensure that systems, machinery and equipment are in compliance with the design requirements and in proper operating conditions. The commissioning solutions include technical assistance during power-up tests and in the initial period of operation.