1. HC Ladce TG2 Guaranty Measurements Division Control Systems OSC, a. s. Staňkova 18a Brno, Czech Republic Petr Ševčík

2. OSC, a.s. – Highly qualified engineering and field services, incl. Hi-tech deliveries for Power Industry

3. History of measurements/tests on HC Ladce Year 1983 - TG1 and TG2 efficiency evaluation tests Years 1988 –1990 - channel Doľné Kočkovce – Trenčín flow capacity and efficiency tests

4. HC Ladce guaranty data evaluation Guaranty data GM commission, on-site evaluation, GM results protocol GM test’s preparation, execution and guaranty measurements design according IEC 41/1993 Evaluation provided by TS HYDRO (recently OSC) Flow detection by Hydrometrics co.

5. Guaranty measurement following turbine recontruction

6. Flow detection – intake profile

8. Flow detection – cable reels for flow detectors carts

9. Flow detection – data evaluation 2 x 9 points vertical profile integration 2 x horizontal profile integration

10. Flow detection – Isotachs Q = 40.404 m 3 /sQ = 38.714 m 3 /s Q = 79.118 m 3 /s

11. Head detection

12. GM results - efficiency

13. GM results – link determination between guide vane and runner blades opening

14. GM results – on came curve

15. Profit associated with optimal on cam curve

16. Contact address OSC, a. s. Staňkova 18a 612 00, Brno, Czech Republic Mr. Petr Ševčík, leading engineer for hydro power Mr. Miroslav Konečný, head of control systems division phone: (+420) 541 643 130 fax: (+420) 541 643 109 e-mail: osc@osc.cz www.osc.cz