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This book will be very useful for the final year graduate & post graduate engineering student who are going to start their career in Design/engineering and useful for Experienced Electrical Engineering Professional, who are in the field of Design & Engineering in engineering consultancy firm & EPC Company or firm. It contains following Topics:
1.INTRODUCTION6
2.NECESSITY OF UPS
2.1WHY IS POWER PROTECTION IMPORTANT?
2.2APPLICATIONS AND ROLE
3.BASIC KNOWLEDGE REGARDING UNINTERRUPTIBLE POWER SUPPLY (UPS)
3.1BACKUP IN THE CASE OF POWER OUTAGES/ MOMENTARY VOLTAGE DROPS
3.2POWER SOURCE MANAGEMENT
4.TYPE OF UPS SYSTEMS
4.1ONLINE UPS
4.2STANDBY UPS
4.3PARALLEL PROCESSING UPS
4.4HYBRID UPS
4.5PARALLEL REDUNDANT OPERATION SYSTEM
5.INVERTER OF UPS
5.1COORDINATION OF THE SUB-CIRCUIT RATED CURRENT WITH THE INVERTER RATED CURRENT
5.2EARTH FAULT LEAKAGE DETECTION OF UPS
5.3HOW DO I CHOOSE THE RIGHT UPS FOR THE JOB?
5.3.1 TOPOLOGY
5.3.2 SINGLE PHASE VERSUS THREE PHASES
5.3.3 RATING
5.3.4 FORM FACTOR
5.3.5 AVAILABILITY FEATURES
5.3.6 SOFTWARE AND COMMUNICATION
5.3.7 BATTERIES FOR UPS APPLICATIONS
5.3.7.1 HISTORY
5.3.7.2 VALVE-REGULATED LEAD-ACID BATTERIES
5.3.7.3 UPS BATTERY FEATURES
5.3.7.4 PROBLEMS
5.3.7.4 CHARGING STRATEGIES
5.3.7.5 FAILURE CATEGORY
5.3.7.6 MONITORING
6.AC UPS SIZING CALCULATION
6.1DESIGN INPUTS
6.2ASSUMPTIONS / CONSIDERATIONS
6.3METHODOLOGY
6.4ACCEPTANCE CRITERIA
6.5REFERENCE DOCUMENTS
6.6EXAMPLE UPS OF BATTERY CALCULATION:
6.7TYPICAL SINGLE LINE DIAGRAM OF SINGLE STATIC UPS UNIT
7.DC UNINTERRUPTIBLE POWER SUPPLIES
7.1BASIC STANDARDS
7.2DESIGN BASIS & CONSTRUCTION FEATURES OF DC UPS:
7.3DC UPS BATTERY CHARGERS
7.4CHARGING RATES
7.5FLOAT CHARGE
7.6BOOST CHARGE
7.7TRICKLE CHARGE
7.8REDUNDANCY CONFIGURATIONS
8.BATTERY AND CHARGER SIZING
8.1CODES AND STANDARDS
8.2REFERENCE DOCUMENTS
8.3DESIGN CONDITION
8.4TYPICAL ARRANGEMENT OF DC UPS SYSTEM