我国丙烯运输和仓储情况

Core Insights - Propylene is a flammable gas that requires specialized storage solutions, either under high pressure or low temperature, to transition from gas to liquid form [1] - The construction cost for a typical 3000m3 spherical storage tank is approximately 10 million yuan, excluding auxiliary facilities [1] - Propylene storage resources are primarily concentrated in ports and terminals, with significant locations including Tianjin, Shandong, Shanghai, Jiangsu, and Zhejiang [1] Storage and Transportation - The average storage cost for propylene is around 5 yuan per ton per day, with monthly rental fees for a 3000m3 pressure tank ranging from 180,000 to 220,000 yuan [1] - Transportation of propylene must comply with national regulations regarding hazardous chemicals, utilizing specialized pressure tankers, pressure ships, and low-temperature refrigerated vessels [1] - Domestic trade of propylene is mainly conducted via road transport, while imports are primarily shipped by sea [2] Shipping Specifications - Pressure tankers have a capacity of 55 to 60m3, allowing for the transport of 19 to 25 tons of propylene; pressure ships typically range from 3500 to 8000m3, carrying 1500 to 3500 tons [2] - Low-temperature refrigerated vessels, suitable for long-distance transport, have capacities between 10,000 and 40,000m3, capable of carrying 5000 to 20,000 tons of propylene [2] - The transportation costs for propylene are relatively high, with road transport costing 0.6 to 0.7 yuan per ton per kilometer and sea transport costing 0.3 to 0.4 yuan per ton per kilometer [2]