Designed using the most advanced technologies, the ULH-Series ORC power generation modules by Zuccato Energia are a compact, high-performance solution to exploit low temperature heat sources. Available in a range of power outputs from 30 to 100 kWE, they find their optimal application in fields such as heat recovery from engines, gasifiers and other industrial processes, as well as a primary power generation system in the exploitation of geothermal heat and concentration-type thermal solar systems.
| General Specifications | ZE-30-ULH | ZE-40-ULH | ZE-50-ULH | ZE-100-ULH |
| Thermal power input | 350kWT | 450kWT | 550 kWT | 1200 kWT |
| Electric power output | 30 kWE | 40 kWE | 50 kWE | 100 kWE |
| System efficiency | 8,50 % | 8,90 % | 9,10 % | 8.3% |
| Vector fluid |
Hot water | |||
| Vector fluid input temperature | ≥94 °C | ≥95 °C | ||
| Vector fluid output temperature | 86°C | 85 °C | ||
| Vector fluid nominal flowrate | 10,20 kg/s | 13,40 kg/s | 16,42 kg/s | 28,50 kg/s |
| Working fluid |
Environment-friendly HFC mix | |||
| Skid dimensions (l x w x h) | 3,3 x 1,35 x 2,5 m | 4.0 x 1.35 x 2.50 m | 5,5 x 2,5 x 3,2 m | |
| Weight (incl. working fluid) | ~ 3100 Kg | 4500 Kg | 6500 Kg | |
| Condensation Stage Specifications | ZE-30-ULH | ZE-40-ULH | ZE-50-ULH | ZE-100-ULH |
| Type | Brazed plate heat exchanger in AISI 316 stainless steel and 99.9% copper | |||
| Thermal power dissipation | 310 kWT | 390 kWT | 470 kWT | 1100 kWT |
| Cooling water input temperature | 26 °C | 27 °C | ||
| Cooling water output temperature | 31 °C | 35 °C | ||
| Cooling water nominal flowrate | 14,81 Kg/s | 18,65 Kg/s | 22,46 Kg/s | 32,50 kg/s |
| Generator Specifications | ZE-30-ULH | ZE-40-ULH | ZE-50-ULH | ZE-100-ULH |
| Type | Synchronous, permanent magnets, water cooled | |||
| Output power | 30 kWE | 40 kWE | 50 kWE | 100 kWE |
| Rotation speed | 13 000 rpm (12…18 Krpm) | |||
| Output voltage | 533 VAC | |||
| Required water cooling | 5 kWT | |||
| Cooling water temperature | < 40°C | |||
| Cooling water flowrate | 10 l/min | |||
| Additional cooling (opt.) | Working fluid injection | |||
| Gastight up to | PN 6 bar | |||
| Power Converter Specifications | ZE-30-ULH | ZE-40-ULH | ZE-50-ULH | ZE-100-ULH |
| Type | IGBT, grid-synchronized, air cooled, braking chopper equipped. | |||
| Output power | 30 kWE | 40 kWE | 50 kWE | 100 kWE |
| Output voltage |
400 V AC +5% tol. | |||
| Output frequency | 50 Hz +0.5% tol. | |||
| Environment temperature | <40 °C | |||
| Braking chopper | built-in, resistor-type | |||
| Turbine Specifications | ZE-30-ULH | ZE-40-ULH | ZE-50-ULH | ZE-100-ULH |
| Type | Radial inflow single-stage turbine with fixed nozzles, directly coupled to generator | |||
| Working fluid input temperature | 85°C | |||
| Working fluid output temperature | ∼60 °C | |||
| Stage pressure | PS 4,42 bar (tested up to 10 bar) | |||
| Turbine body material | Machined, nickel-plated carbon steel | |||
| Impeller material | Aluminium alloy | |||
| Speed control | DC bus voltage feedback loop | |||
| Impeller seal | Sealed labyrinth seal on impeller back | |||
| Generator seal | Sealed axial labyrinth at generator interface (opt.) | |||
| Environmental seal | Static seals and O-rings | |||
| Working Fluid Specifications | ZE-30-ULH | ZE-40-ULH | ZE-50-ULH | ZE-100-ULH |
| Working temperature range | 60°C < T <165 °C | |||
| Condensation temperature | ≤ 33 °C | |||
| Operating pressure | ≤ 20 bar | |||
| Toxicity | Non-toxic | |||
| Biodegradability | 100% | |||
| Impact on Ozone Layer | None (“ozone friendly”) | |||
