Cold stabilization has long been a cornerstone process in wine production, crucial for preventing tartrate crystal formation in wine. Traditionally, this process has involved chilling wine to near-freezing temperatures for several days, requiring large refrigeration tanks and substantial energy consumption. Today, the innovative Padovan Kristalstop (K-Stop) is transforming this labor-intensive and energy-hungry process into a streamlined, energy-efficient operation with a much lower carbon footprint. By utilizing a continuous process, the K-Stop can stabilize wine in just 90 minutes, allowing for smaller equipment, reduced energy use, and increased flexibility in production schedules.

Energy-Efficiency

The K-Stop offers an 80% energy recovery rate in refrigeration, thanks to a crystallization tank that is 60 to 80 times smaller than traditional refrigeration tanks, as well as its pre-cooling process that uses a counter-current heat exchanger. This design not only reduces energy consumption but also allows wineries to maximize their production floor space without compromising on efficiency.

Resource Recovery and Sustainability

The K-Stop system also emphasizes resource recovery, with a 95% recovery rate for bitartrate crystals. These crystals can be reused in the stabilization process or sold for additional revenue, reducing waste and supporting a circular economy approach.

Moreover, for units equipped with an on-board chiller, the K-Stop system can recover CIP water at 104°F (40°C). This recovered warm water can be reused, further reducing energy costs and promoting sustainable practices in the winery.

Automation and Flexibility

The K-Stop system's continuous process allows it to operate automatically 24 hours a day without a dedicated operator. Wineries can also adjust the flow of wine as needed, allowing for interruptions or changes in production schedules without affecting the quality of the stabilization process.

What this means for you

• Cost Savings: The high rates of energy recovery in refrigeration and wash water significantly reduce energy costs, providing long-term financial benefits.
• Reduced Environmental Impact: By recovering bitartrate crystals and wash water, the system reduces waste and minimizes the environmental footprint of the stabilization process.
• Resource Optimization: The high recovery rates ensure that resources are used efficiently, reducing the need for additional inputs and contributing to sustainability goals.
• Operational Efficiency: The ability to recover and reuse resources improves the system's overall efficiency, allowing wineries to streamline their processes and reduce downtime.
• Improved Sustainability: The recovery of bitartrate crystals and wash water supports a circular economy approach, where resources are reused and recycled, contributing to a more sustainable wine production process.

The Bottom Line: A Sustainable and Efficient Choice

The Padovan Kristalstop (K-Stop) system represents a significant leap forward in cold stabilization technology. As wineries worldwide continue to prioritize sustainability and efficiency, the K-Stop system stands out as a pioneering solution that meets these demands. With its innovative design and resource-saving features, it's not just a better way to cold stabilize wine—it's a smarter way to do business in the modern wine industry.

ATPGroup is proud to offer Padovan winemaking equipment to the North American wine industry. Our team of experts is trained and certified by Padovan and is here to support you every step of the way; from delivery and training to proactive maintenance, speedy repairs, and readily available spare parts. To learn more about the Kristalstop or any of Padovan’s equipment, please contact Elliot Bonior, Technical Sales Manager - Capital Equipment, at ebonior@atpgroup.com or (805) 536-0156.

ATPGroup was founded as a family business in 1991. Now a leading supplier to the wine, beer, food, and pharmaceutical markets, they strive to provide solutions and create value for their customers in each of the industries they serve. The company offers an unparalleled range of high-quality products and services including winemaking & cellar products, brewery supplies, glassware, production equipment, cleaning & sanitation solutions, parts & servicing, mobile services, tartaric acid, cream of tartar, and Rochelle salt. Its team is made up of industry veterans, engineers, cellar masters, and product specialists who provide technical expertise in their respective fields. With warehouses across the country, the company is strategically located to serve customers throughout the U.S., Canada, and Mexico.