VAT/Tax Code 01781440043
Business Register: CN-135960
Share Capital: 2,000,000 paid-up.

Sector: Energy / District Heating Networks
Location: Leini (TO), Italy
Year of Completion: 2023
Client: Provana Calore S.r.l.
Objective
CITAL supplied the thermal storage tank for the district heating plant in Leini, integrating the existing system with a high-capacity thermal accumulator. The tank enables optimal operation of the biomass boilers, improving energy efficiency and reducing emissions, regardless of the instantaneous thermal load of the network.
Technical Specifications
- Total useful capacity: 1,698 m³
- Useful thermal storage volume: 1,198 m³
- Material: Carbon steel (shell)
- Structure: Vertical cylindrical tank with 3 m shell rings, welded
- Diameter: 12,000 mm
- Total height (including roof): 13,060 mm
- Roof slope: 10°
- Operating type: Atmospheric (hydrostatic pressure)
- Installation: On reinforced concrete foundation
- Internal distributors: DN250 mm stainless steel with optimized diffusion holes
- Controls and instrumentation: Level probes, temperature sensors, and pressure transmitters for automated management
- Vent: Top atmospheric vent, overflow, and bottom drain
Key Strengths
- Efficient integration with district heating network and biomass boilers
- Optimized design for thermal stratification and automatic regulation
- Reduction of emissions and increase in energy efficiency
- Project compliant with Italian standards (Raccolta R 2009) and European regulations
- High operational stability even under load variation conditions
- 2023