Yangtze River Ship Design Institute research and development of Chuanjiang Bulk Carrier Ship Type

Recently, the Chongqing Port and Shipping Administration and the Yangtze River Ship Design Institute formally signed a research and design contract for the “Comparative Optimization and Development of the Technical Economy of the Main Ship Type of Chongqing Bulk Carriers”.

In recent years, according to the requirements of the Ministry of Transport for promoting the standardization of river vessels in the Chuanjiang and Three Gorges reservoir areas, Chongqing has seized the opportunity of the great development of inland water transportation and adopted various measures to actively organize the implementation of inland river ship standardization work and guide the shipowners to focus on construction. A batch of 200-300TEU standard container ships, 3000-5000 tons standard dry bulk carriers, 2000-3000 tons standard chemical tankers and oil tankers, and 60-carriage standard cargo car ro-ro ships have developed the standard ship type of passenger ferries.

It is understood that the project will carry out technological breakthroughs in the following four aspects in accordance with the principle of “safety, environmental protection, economy and beauty”: First, establish a ship-type technical economic comparison and evaluation evaluation index system, which can use the system to have one for existing ships. Objective and reasonable evaluation, laying the technical foundation for the classification of existing ship types and the development of standard ship types. The second is to improve the technical performance of the ship by studying the shallow tail water, wide draft ratio, the shape of the head and tail of the large ship type, the wave flow state, the distribution of the front and rear body drainage volume, and the choice of the resistance and the propulsive factor. The third is to use a combination of norms and direct calculations to optimize the ship's structural form, reduce the ship's own weight and increase the load. Fourth, the oil-water separator, tail-shaft water lubrication, solid waste receiving device and biochemical sewage treatment device are comprehensively adopted on the inland river transport vessels to prevent the ship from polluting the water body in the reservoir area.


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