上海海洋大学：攻克海陆一体化冷链系列技术

Core Insights - The Shanghai Ocean University Food College's technical team has developed innovative equipment and methods for "integrated cold chain for marine products," significantly improving cold chain efficiency and quality [1][2] - The technology has been applied in leading enterprises, generating nearly 1.5 billion yuan in new output value and saving over 1 billion yuan in energy costs over the past three years [1] - The energy consumption of cold storage has been reduced by 60% compared to the national average, and refrigerated transport equipment has achieved a 15% energy saving, resulting in a reduction of carbon emissions by several million tons annually [1] Group 1 - The loss rate of marine products after capture in China is as high as 15% to 20%, leading to an annual economic loss exceeding 15 billion yuan [1] - Traditional cold chain technologies face challenges such as disconnection between land and sea, high energy consumption, and poor quality of frozen products, contributing to significant losses during transportation [1] - The team has created a new energy-saving refrigeration system for fishing vessels, developing various energy-efficient refrigeration technologies, including wind-driven jet refrigeration systems and solar energy absorption refrigeration systems [1] Group 2 - In the development of new cold chain equipment for both marine and land use, the team collaborated with domestic cold chain equipment manufacturers to address issues of single freezing equipment and low freezing efficiency [2] - Innovations include the automatic discharge vertical plate freezing device and the up-and-down impact quick-freezing machine, along with performance optimization for cold storage and energy-saving technologies for refrigeration systems [2] - The team has invented a method for freezing seawater fish using low-salt calcium chloride immersion, along with an anti-oxidation ice coating formula and automatic ice coating device, allowing frozen seawater fish to maintain first-class freshness for 300 days [2]