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Ammoniaca Bitzer

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Mostra Convegno Expocomfort, XVI EU Conference on "The Refrigerant Revolution , a 79% reduction" - Milan 20th March 2014

Mostra Convegno Expocomfort, XVI EU Conference on "The Refrigerant Revolution , a 79% reduction" - Milan 20th March 2014

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  • 1. Open Drive Screw Compressors Design Features OS.53 .. OS.85 BITZER Kühlmaschinenbau GmbH
  • 2. BITZER // S_OS_Features_GB // Page 2 Pressure Vessels Recip Open Drive Semi- Hermetic Semi-hermetic OSK / OSN / OSKB 53 OSK / OSN / OSKB 74 OSK / OSN / OSKB 85 OSKA / OSNA / OSKAB 53 OSKA / OSNA / OSKAB 74 OSKA / OSNA / OSKAB 85 Screw Open Drive “Units” (Recips) Condensing Units Open Drive Oil Coolers Oil Separators Shell + Tube Condensers Compressors Scroll Hermetic Liquid Receivers Compact Semi- Hermetic Condensing Units Semi-Hermetic Compressor Units Open Drive Receiver Units Open Drive Receiver Units Semi-Hermetic Components for Easy, Flexible, Reliable Parallel Compounds ‘Perfect Matching Modular Concept’ Introduction / Product Range Overview Open Drive Screw Compressors & Accessories
  • 3. BITZER // S_OS_Features_GB // Page 3 Open Drive Screw Compressors Design Features OS.53 .. 74 OS.74 CR Discharge side Suction side Oil In Shaft
  • 4. BITZER // S_OS_Features_GB // Page 4 Side View OS.74 Open Drive Screw Compressors OS.(A)74..
  • 5. BITZER // S_OS_Features_GB // Page 5 Top View OS.7441 / 51 / 61 / 71 (OS.7441 only CR1) CR1 CR2 Open Drive Screw Compressors OS.(A)74..
  • 6. BITZER // S_OS_Features_GB // Page 6 Open Drive Screw Compressors Product Range OSKA Versions (for NH3 // HT & MT Applications) Qo kW Pshaft kW 0 50 100 150 200 250 300 350 Capacity -10/45°C Power (shaft)
  • 7. BITZER // S_OS_Features_GB // Page 7 Open Drive Screw Compressors Product Range 0 20 40 60 80 100 120 140 Capacity -35/40°C ECO Power (shaft) ECO Qo kW Pshaft kW OSNA Versions (for NH3 // LT Applications)
  • 8. BITZER // S_OS_Features_GB // Page 8 Open Drive Screw Compressors Booster Systems
  • 9. BITZER // S_OS_Features_GB // Page 9 Open Drive Screw Compressors Basic Functions & Compression Process Contents / Basic functions & compression process / Design features OS.53 .. OS.74 / Design features OS.85 / Accessories & options / Documentation
  • 10. BITZER // S_OS_Features_GB // Page 10 ECO SL DL pc pecopo p s Screw Compressors Compression Process
  • 11. BITZER // S_OS_Features_GB // Page 11 Open Drive Screw Compressors Design Features – OS.53 .. OS.85 Contents / Basic functions & compression process Design features OS.53 .. OS.74 / Design features OS.85 / Accessories & options / Documentation
  • 12. BITZER // S_OS_Features_GB // Page 12 Integrated Capacity Control OSKA74 CR50 CR75 ECO Port
  • 13. BITZER // S_OS_Features_GB // Page 13 Open Drive Screw Compressors Design Features – OS.53 .. OS.85 Contents / Basic functions & compression process / Design features OS.53 .. OS.74 Design features OS.85 / Accessories & options / Documentation
  • 14. BITZER // S_OS_Features_GB // Page 14 OS.85 Oil DL SL ECO Open Drive Screw Compressors OS.85 Mechanical Connections
  • 15. BITZER // S_OS_Features_GB // Page 15 Integrated Oil Filter Robust Bearing Oil Stop Valve OS.85 // Interior View
  • 16. BITZER // S_OS_Features_GB // Page 16 OS.85 // Capacity Control by Slider Valve
  • 17. BITZER // S_OS_Features_GB // Page 17 OS.85 // Integrated Discharge Gas Muffler
  • 18. BITZER // S_OS_Features_GB // Page 18 OS.85 // Capacity Control OS.A85
  • 19. BITZER // S_OS_Features_GB // Page 19 OS.85 // Internal and External Accessories ECO port integrated into slider valve (“Auto ECO”) / effective at full and part load operation Muffler integrated in discharge chamber Integrated oil management & monitoring system / Oil filter plus p control / Control device for oil pressure / oil flow / Oil stop valve with …  control for sense of rotation  indication of valve lift without external pipes!
  • 20. BITZER // S_OS_Features_GB // Page 20 Open Drive Screw Compressors Design Features – OS.53 .. OS.85 Contents / Basic functions & compression process / Design features OS.53 .. OS.74 / Design features OS.85 Accessories & options / Documentation
  • 21. BITZER // S_OS_Features_GB // Page 21 Open Drive Screw Compressors OS.85 with Coupling Housing Coupling Housing Calculation with Software  Accessories
  • 22. BITZER // S_OS_Features_GB // Page 22 Open Drive Screw Compressors OS.85 with Coupling Housing and Coupling Coupling Coupling Housing
  • 23. BITZER // S_OS_Features_GB // Page 23 Open Drive Screw Compressors Oil Circuit with OS.(A)53 / 74 Series FZ 5 6 789 23 4 1 11  6 mm (1/4") 10 12 (Option) Oil Flow Switch Oil Filter Oil Solenoid Valve Stand Still Bypass Oil injection kit Primary oil separator Secondary oil separator
  • 24. BITZER // S_OS_Features_GB // Page 24 Open Drive Screw Compressors Design Features – OS.53 .. OS.85 Contents / Basic functions & compression process / Design features OS.53 .. OS.74 / Design features OS.85 / Accessories & options Documentation
  • 25. BITZER // S_OS_Features_GB // Page 25 Open Drive Screw Compressors Documentation SP-500 SH-510 SB-500 SP-510 SH-510 SB-510 ST-500-4; ST-600-2; ST-610-2 SW-100-6; SW-110-2; SW-120-1; SW-500-2 SE-500-4  BITZER Software  EPARTS  Internet / Data Sheets
  • 26. BITZER // S_OS_Features_GB // Page 26 Ammonia Screw Compressors Booster System (Principle) Simplified sketch LT (Booster / OSKAB) Optional „Side“ Load: MT / HT (OSKA / OSNA) Alternatives:  OA (alone)  OA + OAS  OACPossibly with additional oil pump (1) Suction bypass for pull down (2) Oil level control between oil separators not shown (1) (2) (2)
  • 27. BITZER // S_OS_Features_GB // Page 27 Cascade Systems Possibly Parallel Compound with NH3 Screw Compressors (OSKA / OSNA) (see previous pages)