DAY ONE
Session 1: ELECTRICAL GROUNDING – OVERVIEW
- Grounding - Definitions
- Grounding methods
- System Grounding
- Single-point grounding
- Solid grounding
- Impedance grounding
- Reactance grounding
- Resistance grounding
- Isolated grounding
- Ground faults
- Why ground circuits and systems
- Grounding systems
Session 2: Standards and Codes
- Classification of various grounding standards. Codes and rules
- Canadian Standards Association:
- CSA Grounding and Bonding (C22.1 – 98, Section 10)
- CSA Protection and Control (C22.1 – 98, Section 14)
- CSA Installation of Electrical Equipment (C22.1 – 98, Section 26)
- CSA Electrical Communication Equipment (C22.1 – 98, Section 60)
- Canadian Electrical Code:
- Bonding and Grounding of Electrical Equipment (C22.2 No. 0.4 – M1982 R1993)
- Grounding and Bonding Equipment (C22.2 No. 41 – M1987 R1993)
- (C22.2 No. 0.4 – M1982 R1993)
- Comparisons to the NEC – National Electrical Code
Session 3:
- Electrical grounding electrode system
- Grounding theory
- Parameters, measurements and calculations
- Grounding electrodes: construction and installation
- Ground resistance and resistivity
- Grounding electrode conductor
- Electrical grounding and corrosion
- Materials-splicing
- Installation and protection
- Sizing the grounding electrode conductor
Session 4:
- Circuit grounding
- Grounded conductor
- Direct-current systems
- Alternating-current system
Session 5:
- Equipment grounding
- Major requirements: leakage current, proper sizing
- Generators
- Substations
- Transformers
- UPS systems: online, standby, line interactive, alternative
- Installation
- Sizing the equipment grounding
- Identification of the equipment grounding conductor
- Electric shock
- Grounding and electric shock
Session 6:
- Separately derived systems
- Main bonding jumper
- Portable generators
- Vehicle mounted generators
Session 7:
- Electrical grounding two or more buildings
- Grounded and ungrounded systems
- Grounding the second building
DAY TWO
Session 8:
- Lightning protection - electrical grounding
- Lightning - characteristics
- Protection systems
- Rolling sphere concept
- Lightning protection system specifications
Session 9:
- Electronic equipment grounding
- Introduction and definitions
- Computer and electronic equipment grounding
- Telecommunication rooms and closets
- Data processing equipment grounding
- Electronic security equipment grounding
Session 10:
- Telecommunication site grounding
- Grounding subsystems
- Exterior ground ring
- Interior ground ring - halo ground
- Low frequency networks
- High frequency networks
Session 11:
- Computer room grounding
- System reference zero
- Detection of a faulty neutral-ground system
- Sizing wiring to meet computer industry standards
- Grounding line treatment devices
- Transient overvoltage protector grounding
- Gas tubes
- Metal oxide varistors
- Silicon avalanche diodes
Session 12 (A):
- Instrumentation and control
- EMI (Electromagnetic Interference)
- Inductive, capacitive and radiation coupling
- RFI (Radio Frequency Interference)
- Electrostatic discharge
- Shields grounding
- Coaxial cables
- Telephone lines
- Data lines grounding - RS232
Session 12 (b):
- EMI on electronic circuits
- Susceptibility - immunity
- Cable shielding and grounding
- Losses by absorption and reflection
- Grounding low- and high-frequency shielding
- Grounding high-frequency shielding
- Coaxial cables
- Superficial resistivity
- Resonance and skin effect
FOUR CASE HISTORIES INCLUDED:
THERE ARE FOUR CASE STUDIES THAT WILL BE PRESENTED: PETROCHEMICAL, TELECOMMUNICATION, COMPUTER FACILITY, AND A MANUFACTURING PLANT. SECOND DAY ALSO INCLUDES A LABORATORY SECTION WHERE A THE PARTICIPANTS ARE TAUGHT HOW TO PERFORM A GROUNDING AND POWER QUALITY SITE SURVEY. MEASURMENT PERFORMED: GROUND RESISTANCE AND RESISTIVITY, POWER QUALITY PARAMETERS SUCH AS: VOLTAGE, CURRENT, LOAD BALANCE, POWER FACTOR, DISPLACEMENT POWER FACTOR, VOLTAGE AND CURRENT HARMONICS, EFFECTIVE POWER (KW), APPARENT POWER (KVA), REACTIVE POWER (KVAR), K FACTOR FOR TRANSFORMERS, ETC, TO DIAGNOSE AND SOLVE MOST COMMON PROBLEMS.
TUTORIAL TIMETABLE:
Both days:
Start: 8:00 a.m.
Coffee Break: 10:00 a.m.
Lunch: 12:00 noon
Restart: 1:15 p.m.
Adjournment: 4:30 p.m.