Abstract :
At a meeting of the Standards Executive Committee December 3, 1926, a revision of Section 7, A. I. E. E. Standards for Alternators, Synchronous Motors and Synchronous Machines in General was suggested. This revision originated in a subcommittee of the Committee on Electrical Machinery and consists in the addition to Section 7 of a paragraph entitled “Calculation of Natural Frequency for Synchronous Motors Direct Connected to Reciprocating Machinery.” This addition is of entirely new matter and would probably be inserted between paragraphs 7–300 and 7–350. The Standards Committee directed that notice of the suggested revision be published in the JOURNAL and urgently requests that any comments or suggestions be forwarded as soon as possible to the Secretary of the Standards Committee, A. I. E. E., 33 West 39th St., New York City. The text of the proposed paragraph follows: