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ZRE Gdańsk Sp. z o.o.

START. ZRE Gdańsk Sp. z o.o. COMPANY PROFILE. HYDROELECTRIC PLANTS. NETWORK EQUIPMENT. REFERENCES. SUMMARY. CONTACT. START. Comprehensive services for energy sector. COMPANY PROFILE. HYDROELECTRIC PLANTS. COMPREHENSIVE SERVICES. ZRE Gdańsk. NETWORK EQUIPMENT. REFERENCES. SUMMARY.

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ZRE Gdańsk Sp. z o.o.

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  1. START ZRE Gdańsk Sp. z o.o. COMPANY PROFILE HYDROELECTRIC PLANTS NETWORK EQUIPMENT REFERENCES SUMMARY CONTACT

  2. START Comprehensive servicesfor energy sector COMPANY PROFILE HYDROELECTRIC PLANTS COMPREHENSIVE SERVICES ZRE Gdańsk NETWORK EQUIPMENT REFERENCES SUMMARY CONTACT www.zregdansk.pl

  3. START Core businessOverviewSpecializationEcologyCertificates COMPANY PROFILE HYDROELECTRIC PLANTS COMPREHENSIVE SERVICES Company Profile NETWORK EQUIPMENT REFERENCES SUMMARY CONTACT www.zregdansk.pl

  4. Core business • production of electrical equipment and apparatus • repairs, upgrades and assembly services in the power sector • designing and technical consultancy • consulting • diagnostics • comprehensive services

  5. Overview Dates 1933 – establishment of the Firm 1994 – privatisation 2003 – ISO 9001:2000 certificate Employment Management Board: four members Number of full-time employees: 109 persons Main advantages Highly qualified personnel, complete workshop and production back-up facilities, Company’s diagnostic laboratory and long-standing experience in the energy sector. Partners Gdańsk Technical University, Polish Academy of Sciences (PAN), Naval Academy, Power Industry Institute, Electrotechnics Institute and foreign companies, including Voith, Siemens, Vatech, Glacier, RollsWood and DEHN.

  6. Specialization of the Company • Constructions, repairs and upgrades of large hydroelectric power plants • Turnkey constructions of hydroelectric power plants • Reconstructions of worked out hydroelectric power plants • Repairs, upgrades and assembly of • Steam boilers • Water boilers • Propeller pumps • Gas turbines • Diagnostics of industrial equipment • Manufacture and assembly of electrical equipment and apparatus • Manufacture of safety apparatus for SN transmission grids • Live maintenance of equipment up to 36kV • Repair and assembly services in the power sector • Services for the army

  7. Natural environment protection • ZRE Gdańskfocuses on the protection of natural environment • production and assembly of equipment for renewable sources of energy • energy saving solutions • increasing the efficiency of energy use • enhancing process efficiency • reducing the emission of environmental pollution

  8. Certificates • DNV – ISO 9001:2000 • UDT – 2nd Level Accreditation Certificate for Diagnostics Laboratory • UDT – License to produce pressure equipment • UDT – License to perform pressure equipment repairs

  9. START Power plant constructionsTurbine manufactureAssembly and start-upServicingRepairs and upgrades COMPANY PROFILE HYDROELECTRIC PLANTS COMPREHENSIVE SERVICES Hydroelectric plants NETWORK EQUIPMENT REFERENCES SUMMARY CONTACT www.zregdansk.pl

  10. Turbine designing and selection basis Installation-operation conditions of turbines • Determining the power and cavitation characteristics of turbines • Determining efficiency courses • Determining power curves • Determining turbine foundation height

  11. Kaplan turbines • a vertical turbine fed with a helix • a suction curved-axial pipe • double control – with rotor blades and a steering gear

  12. Kaplan turbines (cont.) • a vertical turbine built in an open chamber • a suction curved-axial pipe • double control – with rotor blades and a steering gear

  13. Pipe turbines • a horizontal system • a double-curved suction pipe • control with rotor blades

  14. Angular pipe turbines • a vertical or oblique system • a suction curved-axial pipe • double control – with rotor blades and a steering gear

  15. Pipe straight turbines

  16. Range of services and supplies • ZRE Gdańsk Services • Production • Delivery • Assembly • Start-up • Servicing • Supplies - range • Turbines • Transmission • Generators • Control systems • Power terminal systems

  17. Advantages of upgrading • Extended life of turbines and entire power plants • Enhancing power or efficiency • Better performance characteristics, increased flowability • Increased energy production – on average by 5-20% • Enhanced availability • Reduced operation costs of the power plant • Eliminating the risk of environmental pollution – application of modern self-lubricating or water-lubricating bearings

  18. START AssemblyRepairsMaintenanceConstruction of stations and equipmentAccessories manufacture COMPANY PROFILE HYDROELECTRIC PLANTS COMPREHENSIVE SERVICES Comprehensive services NETWORK EQUIPMENT REFERENCES SUMMARY CONTACT www.zregdansk.pl

  19. Steam and water boilers. Gas turbines. • repairs and upgrades of steam and water boilers; • repairs and assemblies of gas turbines; • prefabrication of spare parts; • repairs of drums and steam separation equipment; • exchanging steam and water pipelines; • repairs of fittings including complete renovation of parts; • exchange and renovation of construction and casing elements; • prefabrication of constructions and casings; • repairs of auxiliary equipment: mills, grates, precipitators, fans, etc., including the production of spare parts; • upgrades of boiler air rotary heaters;

  20. Diagnostics • Comprehensive tests of power equipment • Detailed non-destructive testing • Detailed destructive testing • Including: • radiographic, • ultrasonic, • magnetic, • liquid-penetrant, • welded joints, • crack depth, • material properties, • steeloscope, • Diagnostic Laboratory complies with the PN-EN 45001 standard criteria and the ISO/ IEC 25:1990 Guide as well as requirements of Technical Inspection Conditions DT – LI95.

  21. Electrical services. • Services, maintenance and repairs of electrical motors and low and medium voltage generators • Services, maintenance and spinning power and distributing transformersoil • Constructions, repairs and services of main GPZ feed points,including: • Power terminals • Secondary circuits • Telemechanics • Connection systems

  22. Manufacture and assembly of control systems. • Static systems of excitation and regulation of WGSY synchronic generator voltage • Thyristor cascade control systems for rotational speed in UKSA asynchronous slip-ring motors • Static excitation systems of WSSY synchronous motors • Control systems of rotational speed in synchronised asynchronous motors (SAS) URSAm • Microprocessor RMT transformer controllers • Convection current monitors for RK storage batteries • Customised control systems

  23. Live servicing (max. 36kV) • Comprehensive maintenance of internal switchgears • Live cleaning of switchgears with dry and wet methods • Live supplementation of impregnant in cable heads • Live tightening of screw connections • Distribution of world class equipment manufactured by Dehn+Sohne • Supervision and training within live operation

  24. START Gas-expulsion safety devicesStand-off insulatorsSafety devices basesWZZ COMPANY PROFILE HYDROELECTRIC PLANTS COMPREHENSIVE SERVICES Network equipment NETWORK EQUIPMENT REFERENCES SUMMARY CONTACT www.zregdansk.pl

  25. Fuse element shields - OWBG • Modern technology • Easy installation, low weight • Multiple use shields reducestation operation costs • Easy exchange of fuse elements • Optional exclusion of small currents in the complete range • A wide range of rated constant currents from 12 to 36 kV • Significant interrupting capacity • Compliance with PN, IEC and GOST requirements • Adapted to work with all types of bases used in Poland Overcurrent protection

  26. Stand-off silicon overhead insulator C 04 • Modern technology • Stable protection characteristic • Significant leakage path • Optional installation in any position • Low weight • Protection entirely resistant to tear Supportive equipment

  27. PBN Us fuse basis • Modern technology • Stable protection characteristics • Significant leakage path • High mechanical resistance • Resistance to pollutions • Low weight • Protection entirely resistant to tear • Ideal cooperation with OWBG fuse element shields Overcurrent protection

  28. High voltage Protection Set • Modern technology • Low weight • Compact design • Easy installation • Facilitates the construction of pylon structures • Significant energy absorbing power • Stable protection characteristics • High mechanic and damage resistance • Resistant to pollutions Complex protection

  29. START ServicesManufacture COMPANY PROFILE HYDROELECTRIC PLANTS COMPREHENSIVE SERVICES References NETWORK EQUIPMENT REFERENCES SUMMARY CONTACT www.zregdansk.pl

  30. Repairs of large hydroelectric power plants

  31. Latest MEW reconstructions and constructions

  32. Diagnostics services - experience.

  33. Services - experiences.

  34. START Cooperation advantagesCompany contacts COMPANY PROFILE HYDROELECTRIC PLANTS COMPREHENSIVE SERVICES Summary NETWORK EQUIPMENT REFERENCES SUMMARY CONTACT www.zregdansk.pl

  35. Cooperation with ZRE Gdańsk - Benefits • Construction, repairs and modernization of large hydroelectric power plants • Construction, repairs, modernization and reconstructions of MEW • Repairs, modernization and assembly of steam and water boilers • Installations, repairs and servicing gas turbines • Services for power industry • Protection devices for SN transmission grids • Industrial diagnostics • Consulting • Identifying and removing failure causes

  36. Company contacts Marketing Division Marketing Manager: Tomasz Dudkiewicz T: +48 (58) 320 77 81 F: +48 (58) 320 77 31 tomasz.dudkiewicz@zregdansk.pl Manufacturing Department Technical Director: Henryk Chaberski T: +48 (58) 320 77 30 F: +48 (58) 320 77 31 Logistics Department Logistics Manager: Tadeusz Benka T: +48 (58) 320 77 72 F: +48 (58) 320 77 86 tadeusz.benka@zregdansk.pl Management Board Office Manager: Leokadia Łopata T: +48 (58) 320 77 55 F: +48 (58) 301 74 31 zre@zregdansk.pl

  37. START ZRE Gdańsk Sp. z o.o. COMPANY PROFILE HYDROELECTRIC PLANTS COMPREHENSIVE SERVICES 80-719 Gdańsk Litewska 14A +48 (58) 320 77 00 zre@zregdansk.pl www.zregdansk.pl NETWORK EQUIPMENT REFERENCES Your reliable partner. SUMMARY CONTACT

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