OPERATION, MAINTENANCE AND REPAIR OF AUXILIARY GENERATORS Episode 7 ppt

... readings and result in inaccurate data, dam- age and injury. All conductors and terminations should carry identification that matches schemat- ics, diagrams and plans used for construction and maintenance. e. ... level of fault current. Most units function as overcurrent trip devices and con- sist of a solenoid tripper and solid-state compo- nents. The solid-state componen...

Ngày tải lên: 12/08/2014, 16:21

... another. The extent of load shedding and the sequence of dropping loads and restoring to normal are also . contained in the plan. 2-10. Components . Standards for selection of components for ... supplied, their demand, consumption, voltage, phase, and frequency requirements. Also to be considered are load trend, expected life of the project and of the equipment, fuel cost...

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... smoothness and absence of scratches and nicks. (d) Camshaft cams and cam faces for worn or deformed condition; journal surfaces and bearings for highly polished condition and absence of scratches, ... condition and absence of scratches, nicks, cracks, and deformation. (f) Pistons for cracks and warped condition; verify pistons, rings, and pins comply with manu- factur...

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... and the inside of box barriers; clean off smoke and dust. Repair moderate damage to bushing insulation by sanding smooth and refinishing with a clear insulating var- nish. Inspect alignment and ... (approxi- mately a 30 percent drop and delay of about two seconds) to start the auxiliary generator. (b) When voltage and frequency of the auxil- iary generator are at rated v...

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... at lower part of duct is open and free of any obstruction so that moisture (rain or condensation) can run off. Check inlet temperature sensor for signs of damage. Clean sensor and surrounding area ... manufacturer of the auxiliary power unit be consulted to determine the time intervals in which the auxiliary power unit should be exercised and the length of each exercise. ,...

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... generators. F-2. DD Form 274 4 (Emergency /Auxiliary Generator Operation log). Use DD Form 274 4 for inspection testing of emergency /auxiliary generators. Enter readings im- mediately after start and prior to ... the Army Maintenance Management Sys- tem (TAMMS) System Grounding Standards Operation and Maintenance of Internal Combustion Engines Use of Antifreeze Solutions,...

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... part often will lead to a series of diffi- culties originating from by-products or effects of the initial failure. Therefore, carefully check all of the related and resultant functions of the ... problem. b. Repairs. Repairs must be prompt and thorough L to restore the engine to serviceable condition as rapidly as possible. Such repairs normally depend on the immediate repair...

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... Proper installation and maintenance of oil filters and mechanical operation of the engine are equally important for treatment of oil. Preven- tion of contamination and removal of contaminants should ... record inspection testing of emergency /auxiliary generators. A copy of DD Form 3-22 274 4 is provided at the back of this publication. A completed example of DD F...

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... strength of the mag- netic field, the number of coils (and number of wind- ings of each coil), and the speed at which the rotor turns. b. Current. Current is the rate of transfer (flow) of electricity, ... frequency of the output voltage are synchronous generators. Synchronous generators are usually called alternators. 4-5. Alternator types. 4-3. Types of generators....

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... Publications and Blank Forms) directly to Director, U.S. Army Center for Public Works, ATTN: CECPW-EE, 77 01 Telegraph Rd., Alexandria, VA 2231593862. By Order of the Secretaries of the Army and the ... 5-685/NAVFAC MO-912 - c The proponent agency of this publication is the Office of the Chief of Engineers, United States Army. Users are invited to send comments and suggest...

Ngày tải lên: 12/08/2014, 16:21