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本文扼要介绍了筒阀的使用条件、优缺点、结构、种类，以及拉格朗德电站和漫湾电站筒阀的试验、运行简况，并对筒阀的可靠性和改进方向作了初步探讨。世界上第一个简阀是法国奈尔皮克公司制造，装在法国Ｍｏｎｔｅｙｅｎａｒｄ电站，１９６２年发电。我国首批筒间引进加拿大技术，由东方电机厂制造，安装在云南漫湾电站，已于１９９３年６月３０日发电。
This article briefly introduced the conditions of use, advantages and disadvantages, structure and type of the cylinder valve as well as the test and operation of the cylinder valve of La Grande Power Station and Manwan Hydropower Station. The reliability and improvement direction of the cylinder valve were also discussed. The world’s first short valve is manufactured by the French Nierpique company, installed at the Monteyenard power station in France, generating electricity in 1962. The first batch of China’s imports of Canadian technology between the cylinder, manufactured by the East Motor Factory, installed in Mannan Power Station in Yunnan, in June 30, 1993 generation.