CORPUS CHRISTI RECTIFIER SEMINAR (DOC) by yaoyufang

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									                CORPUS CHRISTI RECTIFIER SEMINAR
                                        August 18, 2010
 7:30   REGISTRATION
 8:00   WELCOME – Discuss class outline and objectives
 8:15   SLIDE PRESENTATION – Rectifiers and their application, styles, types, features, and typical
        field installations.
 9:00   TECHNICAL SESSION – Theory and operation Ohm’s Law, basic cathodic protection,
        reference voltages, potentials, and IR free definition. Demonstrate working model of a CP
        system and the relationship to a rectifier.
10:00   RECTIFIER COMPONENT DESIGN AND OPERATION –
        Transformers, silicon and selenium rectifiers, surge protection, breakers, fuses, lightning
        protection, etc. Maintenance and maximum operating temperatures of each major component.
12:00   LUNCH PROVIDED BY MESA Products
 1:00   CONTINUATION OF COMPONENTS –
 2:30   SHUNTS – Shunts and shunt readings, and factors.
 3:00   SPECIAL PURPOSE RECTIFIERS AND THEIR USE – Oil immersed units, three phase,
        constant current, potential control, and multiple circuits. Demonstration of constant current and
        potential control units, and remote monitoring.
 4:00   WIRING DIAGRAMS AND SCHEMATICS – Typical types
 4:30   END DAY ONE

                                        August 19, 2010
 8:00   REVIEW
 8:30   RECTIFIER AND CP SYSTEM EFFICIENCIES AND IMPROVEMENTS
        Conventional readings vs. watt-hour readings, power factors, and methods of increasing
        rectifier output ratings.
 9:30   GENERAL RECTIFIER MAINTENANCE AND REPAIRS – Test instrument use and operation,
        transformer and stack replacements, determining cable lead polarity, cable breaks, series and
        parallel operation, and interrupter operation.
10:30   TROUBLESHOOTING – Standard units vs. special purpose, useful hints, and troubleshooting
        aids.
12:00   LUNCH PROVIDED BY Corrpro Companies
 1:00   HANDS ON TROUBLESHOOTING – Analyze various problems and perform repairs (bring your
        own meter).
 3:30   NACE SPONSORED RECTIFIER TEST
 4:15   TEST ANSWERS AND GENERAL DISCUSSION
 4:30   END OF SEMINAR

LUNCH: Lunch will be provided, as well as rolls in the morning and coffee/drinks during breaks.

HOTEL RESERVATIONS: You are responsible for your own hotel reservations. Suggested hotels are:
La Quinta Inn & Suites Corpus Christi Northwest (361-241-4245), Best Western Garden Inn (361-241-
6675), Clarion Hotel (361-883-6161), Day’s Inn (361-888-8599), Hampton Inn (361-241-9300), Holiday
Inn Airport (361-289-5100), La Quinta (361-888-5721), and Travel Lodge Airport (361-289-5666).

**PLEASE BRING YOUR MULTIMETER FOR THE HANDS-ON SESSION**


NACE SECTION 27
PO Box 9722
Corpus Christi, TX 78469

								
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