Key Project Information
- Project reference number :
- CONTRACTING ENTITY:
- Date of signature of the contract :
- Duration of implementation :
- 4311 SUB-307
- TERNA S.A.
- 30/09/2019
- 13 months
Scope of the Project
The scope of the project is the construction, assembly and installation of the transport network for fly ash in the new lignite unit PTOLEMAIDA 5 of DEI SA with a nominal capacity of 660 MWel with fuel from powdered lignite. The new unit also has the ability to simultaneously supply thermal energy up to 140 MWth for district heating.
Silo & Filters
The main works include:
Configuration of the tubular lines of the transport system for ash
Configuration of the tubular lines of the transport system for ash
- installation of pressure vessels on the electrostatic filters with their fixtures and components,
- η κατασκευή και στήριξη των σωληνογραμμών μεταφοράς για την ιπτάμενη τέφρα,
- η συναρμολόγηση, συγκόλληση & εγκατάσταση των σωληνώσεων του δικτύου αέρα,
- installation & welding of the necessary connector parts
- installation of the system’s required instruments and components
- overall construction support
- system cleaning and quality control
Installation & installation of electromechanical equipment at the compression station
- installation of compressors,
- η τοποθέτηση των απαιτούμενων φίλτρων (absorption dryer & carbon filters),
- installation of air receivers and other auxiliary mechanical equipment.
Quality assurance & quality control
In the framework of the project, the company T. MAVRIDIS P.C.C. is responsible for quality assurance of the ash system. The company also oversees all quality control testing and the implementation of the quality control plan. It is fully responsible for the management, coordination, and execution of the anticipated, non-destructive tests, as well as certification of all employed personnel.
System for fly ash in the new unit Ptolemaida 5
