Price: $2,999.00
Length: 3 Days
Mobile Networks Power Systems Training Course
This course describes the function of power systems in mobile networks and discusses preventive maintenance and steps of the troubleshooting process.
Leaning Objectives
After attending this course, you will be able to:
- Describe power systems and backup systems for mobile networks
- List power disturbances
- Learn about Uninterruptible Power Supplies (UPS)
- Describe functions behind diesel generator
- Describe functions behind Automatic Transfer Switch (ATS)
- Explain the purpose of preventive maintenance
- Identify the steps of the troubleshooting process
- Perform preventive maintenance on various power backup systems including: UPS, diesel generators and ATS
- Describe systematic troubleshooting
Course Topics
Principles behind Power supplies
- Understanding electricity
- Voltage
- Current
- Resistance
- Impedance
- Types of current
- Alternating current (AC)
- Direct current(DC)
- Power disturbances
- Power supplies
- UPS
- Diesel generators
- ATS
- Clean energy
- Solar
Principles of Power Disturbances
- Causes
- Types
- Duration
- Resulting problems
- Comments
- What the power utility can do
- What the original equipment manufacturer (OEM) can do
- What you can do
- Protective devices
Introduction to UPS
- Uninterruptible power supplies (UPS)
- What is an uninterruptible power supply?
- Why use a ups?
- Architectures
- Waveforms
- Inverter technology
- Components
- Switchover time
- Advantages / dis-advantages
- Sizing
- Battery safety
- Protective devices other than ups
- Surge protective devices
- Protects against spikes of limited energy
- Metal oxide varistors
- Isolation transformer
- Voltage regulating line conditioner
UPS Architecture and Components
- Line interactive
- On-line
- Ups waveforms
- True sinewave
- Modified sinewave
- Square wave
- Converter – ac to dc
- SPD protection
- Battery
- Stored energy device
- Protection against interruptions
- Inverter
- Waveform synthesis
- Protection against dc offset and interharmonics
- Filters
- Protection against harmonics, notching and noise
- Voltage regulator
- protection against sags, surges and fluctuations
- Monitor and control
Managing the UPS
- Sizing equipment ratings for loads
- Battery safety
- Maintenance
- Risks
- Acid
- Electric shock
- Burn
- Flying, molten metal (eyes)
- Injuries resulting from carrying heavy battery packs
- Disposal
- Dispose of properly
- Recycle whenever possible
- Block diagram of the ups system
- Ups specification
- Input & output
- Battery
- Inverter
Introduction to Diesel Generators
- Features of diesel generators
- Basic components of a diesel generators
- Diesel generators classification
- Diesel generators for backup supply energy
- Major moving parts
- Heat and combustion
- Engine power and fuel consumption
- Intake and exhaust systems
- Auxiliary systems
- Operating characteristics
- Operation and maintenance
- Operating procedures
- Maintenance procedures
- Performance records
- Fundamental problems
- Installation and removal
- Preventive maintenance and troubleshooting
- Battery Maintenance
- Monitoring, and Testing
- Engineering and project management
Automatic Transfer Switches (ATS)
- ATS functions
- ATS architecture and components
- Emergency or standby power system
- Transferring essential loads and electrical distribution systems
- Automatic transfer switches
- Application description
- Switch types
- Transition types
- Contactor construction
- Automatic transfer switch—open transition.
- Non-automatic transfer switch
- open transition
- Automatic transfer switch—closed transition
- Wallmount transfer switch logic family
- Contactor feature list
- Contactor Based Automatic Transfer Switches
- Breaker Based Automatic Transfer Switches
- Magnum Breaker Based Automatic Transfer Switches
- Bypass Isolation Transfer Switches
- Controllers
Preventive maintenance of Power Systems
- Regular and systematic inspections
- Cleaning, and replacement of worn parts, materials, and systems
- Techniques to prevent failure of parts, materials, and systems General inspection
- Cooling system service
- Fuel system service
- Servicing and testing starting batteries
- Load For Duration Of Normal Power
- Source Interruption
- Loads Connected to Standby Generators
- Life Safety Equipment As Required By Building Code
- Safety
- General Recommendations
Principle of Troubleshooting
- Troubleshooting techniques
- Systematic approaches to locating the cause of a fault
- Techniques to minimize failures
- Upgrading
- Skills, and Tools
- Problems & Repairs
- Technical Specification requirement
- Analysis, results, and conclusions
- Analysis of UPS failure incidents
- Analysis of diesel generators failure incidents
- Analysis of ATS failure incidents
- Technical investigation of the problems
- Description of probelms
- Root Causes
- Root Cause Analsys techniques
- Contributing Causes
- Corrective Action Matrix
- Extent of Cause Evaluation
- Safety Culture Review