国内最大规模新能源拖轮船队在厦投用

Core Insights - The delivery of four new pure electric tugboats by Xiamen Port Authority marks the establishment of the largest new energy tugboat fleet in China, contributing to the green transformation of the country's ports [2] Group 1: Fleet Details - The new fleet consists of four pure electric tugboats named "Xiamen Tug 31," "Xiamen Tug 32," "Xiamen Tug 33," and "Xiamen Tug 34," along with the previously deployed hybrid tugboat "Xiamen Tug 30" [2] - The battery capacity of the new tugboats has increased from 1960 kWh to 7316 kWh, featuring innovative liquid cooling technology and an 1860 kW permanent magnet propulsion motor, enabling zero emissions and low noise during operations [2] Group 2: Technological Advancements - The new generation tugboats are equipped with a domestically developed "one screen" control station that utilizes voice commands for efficient human-machine interaction, creating a "human-ship integration" operational scenario [2] - The tugboats also include a self-developed millimeter-level automatic plug-and-play device, supported by a 2 MW fast charging system that allows for a full charge in three hours, showcasing industry-leading technology [2] Group 3: Environmental Impact - The fleet's operation is expected to reduce carbon emissions by over 3000 tons annually, equivalent to planting approximately 140,000 trees, thereby significantly decreasing air and marine pollution caused by traditional fuel tugboats [3] - The new fleet will synergize with Xiamen Port's existing shore power system and electric loading equipment, enhancing the green energy utilization framework and providing strong support for urban ecological environment protection [3]