1. University of Zagreb Faculty of Mechanical Engineering and Naval Architecture JOINT MEETING OF THE REGIONAL OZONE NETWORKS FOR EUROPE & CENTRAL ASIA (ECA) AND SOUTH ASIA (SA), ISTANBUL, TURKEY, 26-30 APRIL 2010 PIK Vrbovec Croatia: Meat industry using ammonia Vladimir SOLDO National consultant in the project HPMP in Croatia

5. DIRECT SYSTEMS FOR FREEZING COLD STORES AND TUNNELS System schematic Charging of ammonia - 14 . 9 tons Joint meeting of the R egional O zone N etworks for E urope & C entral and S outh A sia, I stanbul, T urkey, A pril 2010

6. Indirect cooling system - chillers Secondary coolant is a 35 % mixture of propylene glycol and water Charging per chiller is 200 kg of ammonia Joint meeting of the R egional O zone N etworks for E urope & C entral and S outh A sia, I stanbul, T urkey, A pril 2010

7. Production cold stores with indirect cooling system This is a fully automated production line. Joint meeting of the R egional O zone N etworks for E urope & C entral and S outh A sia, I stanbul, T urkey, A pril 2010

8. Distribution of cool ed air Rashladne komore Discharge distribution socks Joint meeting of the R egional O zone N etworks for E urope & C entral and S outh A sia, I stanbul, T urkey, A pril 2010

9. The plan of rail layout. The meat is hung on hooks on roller carriers. Rashladne komore Joint meeting of the R egional O zone N etworks for E urope & C entral and S outh A sia, I stanbul, T urkey, A pril 2010

10. Freezing plant Joint meeting of the R egional O zone N etworks for E urope & C entral and S outh A sia, I stanbul, T urkey, A pril 2010

11. MACHINERY ROOM Oil is cooled by water Screw compressors Joint meeting of the R egional O zone N etworks for E urope & C entral and S outh A sia, I stanbul, T urkey, A pril 2010

13. Students’ technical excursion A common practise of the faculty (FMENA) is to take students for study visit of refrigerating plants. The visit was very useful to students because they could see how modern systems using natural refrigerant operate. Study visit , PIK Vrbovec, 29 May 2009 Joint meeting of the R egional O zone N etworks for E urope & C entral and S outh A sia, I stanbul, T urkey, A pril 2010

15. University of Zagreb Faculty of Mechanical Engineering and Naval Architecture Acknowledgments The author would like to express his gratitude to Mr. Bojan Sivric, the engineer in charge carrying out of installation works, from the company Tepesco and the manager in the PIK Vrbovec Mr. L uka Curko for the i r valuable help. Joint meeting of the R egional O zone N etworks for E urope & C entral and S outh A sia, I stanbul, T urkey, A pril 2010

16. University of Zagreb Faculty of Mechanical Engineering and Naval Architecture Thank You for Your Attention Vladimir Soldo, Ph.D. University of Zagreb , Faculty of Mechanical Engineering and Naval Architecture Ivana Lucica 5, Zagreb, Croatia, www.fsb.hr E-mail: [email_address] Joint meeting of the R egional O zone N etworks for E urope & C entral and S outh A sia, I stanbul, T urkey, A pril 2010