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上海船舶工业公司和上海船厂于今年三月十七日到十九日在上海船厂组织召开了“苏尔寿中速机技术交流会”,参加会议的有航运部门、研究所、设计院和柴油机制造厂等44个单位95名代表。会议由上海船厂总工程师蒋南勋同志主持,上海船舶工业公司董事长程望同志参加了会议。专程从瑞士来的苏尔寿公司的兰道特(Londolt)厂长一行四人也参加了这次会议。会上,苏尔寿公司的勒斯特加顿(Lustgarten)博士向与会代表介绍了该公司中速柴油机的整个发展过程,并着重介绍A25机型的最新发展情况和RTA38型柴油机的特点。1981年初发展的AT25型中速柴油机,比AS25型机输出功率提高了10%,达到300制动马力/每缸,该机的机体为灰铸铁铸成,气缸盖上有两个进气门和两个排气门,活塞为钢顶和铝质活塞裙组合而成,气缸套磨损率为0.01mm/kh,活塞环磨损
Shanghai Shipbuilding Industry Corporation and Shanghai Shipyard organized a “Sulzer Medium Speed Slot Technology Exchange Meeting” at Shanghai Shipyard from March 17 to March 19 this year with representatives from shipping departments, research institutes, design institutes and diesel engines 95 factories and other units of 44 representatives. The meeting was chaired by Jiang Nanxun, Chief Engineer of Shanghai Shipyard, and Comrade Cheng Wang, Chairman of Shanghai Shipbuilding Industry Co., Ltd. attended the meeting. Four people from Londolt, Sulzer Company, who made a special trip to Switzerland, also attended the meeting. At the meeting, Dr. Lustgarten of Sulzer introduced the development of the company’s medium-speed diesel engine and introduced the latest development of the A25 model and the features of the RTA38 diesel engine. The AT25 medium-speed diesel engine, developed in early 1981, delivered 10% more output power than the AS25 and achieved 300 bhp / cylinder. The machine’s body was cast in gray cast iron, with two intake valves on the cylinder head and Two exhaust valves, the piston is a combination of steel top and aluminum piston skirt, cylinder liner wear rate of 0.01mm / kh, piston ring wear