Calixto Selva

  • Reducing Waste and Energy Costs: A Sustainability Case Study in NYC

    Reducing Waste and Energy Costs: A Sustainability Case Study in NYC

    The challenge: reducing waste and energy costs in a busy pastry shop For many small businesses in New York City, reducing waste and energy costs has become a critical challenge. Rising utility bills, stricter environmental regulations, and customer demand for greener operations all put pressure on owners to adapt. Veniero’s, a historic pastry shop…

  • From Waste Heat Potential to a Bankable Engineered Solution

    From Waste Heat Potential to a Bankable Engineered Solution

    Identifying waste heat potential is only the first step. Transforming those findings into a technically robust and investment-grade network design is the critical bridge between a conceptual idea and a funded project. We leverage nPro, an advanced German simulation platform purpose-built for thermal decarbonization. By combining Sustainable Heating’s independent engineering expertise with high-fidelity modeling,…

  • Sustainable thermal planning using satellite imagery + AI

    Sustainable thermal planning using satellite imagery + AI

    Sustainable thermal planning in heavy industry — from steelmaking to chemicals — faces mounting pressure to decarbonize. Processes like coke production in steel plants release vast amounts of heat into the environment, even though they are essential for blast furnaces. This “invisible energy” represents not just lost efficiency, but missed revenue opportunities and unnecessary…

  • Smart Heat Recovery Design

    Smart Heat Recovery Design

    Explore how low-temperature waste heat enhances district energy using innovative heat pumps in Italy’s steel foundry systems. In Italy, a steel foundry’s cooling system became a source of local energy. Using a low-temperature network operated by a local energy supplier and smart integration with decentralized heat pumps, they captured waste heat at just 25 °C and reused…

  • Turning Industrial Waste Heat into Value

    Turning Industrial Waste Heat into Value

    Waste heat is everywhere. Yet most of it still escapes unused. Through the LIFE4Heat Recovery project, we explored how this overlooked energy source can be transformed into a valuable asset — technically, economically, and environmentally. One of the most promising case studies came from Ospitaletto, Italy, where we analyzed the heat recovery from a…

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