Expect More From An Energy Storage Solution BATTERY FREE DC ENERGY STORAGE FOR UPS BILL WOLFE NORTHEAST REGIONAL MANAGER
DC Energy Storage - ReGen
Energy Re-cycle Markets / Applications
Energy Re-cycling Applications VYCON
Battery Free UPS Flywheel Energy Storage Markets
Mission Critical Protection for...
Small System Hospital / IT 300kW VDC XE 20 year life span Small footprint Eliminating hazards materials Electrical Room House keeping pad Top cable entry 480 V
Medium Size - Education Data Center 4 x 300kW VDC XEs Easily expandable scalable High efficiency- 99.4%
DC Flywheel Storage Large System 24 x VDC XEs (7.2 MWs) High power density Simple installation Green / efficiency initiatives
Modular Solution Minimal maintenance 5 x 300kW VDC XEs No bearing changes
Insurance Data Center Availability Redundancy A/B Bus 500KVA Battery Hardening
Battery Free UPS
Battery failure is Leading Cause (65%) of Unplanned Outages The Study: 453 individuals in U.S. organizations who have responsibility for data center operations were surveyed 41 data centers that experienced a complete or partial unplanned data center outage Failures: A single bad cell among thousands can take down a facility Batteries have a limited life expectancy False confidence; no indication of problems until needed Source: Ponemon Institute
Average cost of the Unplanned Outage $1,017,746 Total cost by industry of unplanned shutdown $790,886K $397,362K Average cost of total or partial unplanned shutdown Source: Ponemon Institute
Flywheel DC Energy Storage A flywheel system stores energy by spinning a mass / flywheel. Reliable DC power is delivered utilizing the kinetic energy stored in high speed flywheel. Is a mechanical battery
Power Quality Applications Typical UPS system block diagram Genset Long-term alternate source 480 V Automatic Transfer Switch Utility ATS Rectifier /DC 540 VDC Inverter DC/ Critical output VYCON DC Energy Storage
UPS Applications Typical Block Diagram Long-term alternate source Genset Automatic Transfer Switch Rectifier /DC UPS System Inverter DC/ Critical output 480 V Utility 540 VDC DC Energy Storage
UPS Applications Typical Block Diagram Long-term alternate source Genset Automatic Transfer Switch Genset Start Signal Rectifier /DC UPS System Inverter DC/ Critical output 480 V Utility Bi-directional IGBT converter DC 540 VDC Auxiliary Power (Protected source for flywheel controls and vacuum pump) Graphical Control Interface Remote Monitorin g Flywheel Module DC Energy Storage
Basic Operation Sequence Normal Operation Long-term alternate source Genset Automatic Transfer Switch Genset Start Signal Rectifier /DC UPS System Inverter DC/ Critical output 480 V Utility Bi-directional IGBT converter DC Auxiliary Power (Protected source for flywheel controls and vacuum pump) Time Line Graphical Control Interface Remote Monitorin g Flywheel Module VDC (flywheel and power converter)
Basic Installation Sequence Back-up Operation Long-term alternate source Genset Automatic Transfer Switch Genset Start Signal Rectifier /DC UPS System Inverter DC/ Critical output 480 V Utility Bi-directional IGBT converter DC Auxiliary Power (Protected source for flywheel controls and vacuum pump) Time Line Utility Outage 2 sec. 6 sec. 2 sec. 2 to 15 min. Flywheel Module Graphical Control Interface Remote Monitorin g ATS Delay Genset Start and ready to accept load ATS Transfer UPS Sync and Rectifier Walk-in Flywheel Recharging VDC (flywheel and power converter)
Basic Installation Sequence Normal Operation Long-term alternate source Genset Automatic Transfer Switch Rectifier /DC UPS System Inverter DC/ Critical output 480 V Utility Bi-directional IGBT converter DC Auxiliary Power (Protected source for flywheel controls and vacuum pump) Time Line Utility Outage 2 sec. 6 sec. 2 sec. 2 to 15 min. Flywheel Module Graphical Control Interface Remote Monitorin g ATS Delay Genset Start and ready to accept load ATS Transfer UPS Sync and Rectifier Walk-in Flywheel Recharging VDC (flywheel and power converter)
Basic Installation Sequence Genset operation Long-term alternate source Genset Automatic Transfer Switch Rectifier /DC UPS System Inverter DC/ Critical output 480 V Utility Bi-directional IGBT converter DC Auxiliary Power (Protected source for flywheel controls and vacuum pump) Time Line Utility Outage 2 sec. 6 sec. 2 sec. 2 to 15 min. Flywheel Module Graphical Control Interface Remote Monitorin g ATS Delay Genset Start and ready to accept load ATS Transfer UPS Sync and Rectifier Walk-in Flywheel Recharging VDC (flywheel and power converter)
The Principles of Kinetic Energy KE ~ m (rpm)² (for rotational motion) Low Speed More mass means more energy Double mass = double energy Low-speed 1800 to 8000RPM High Speed More energy by higher rpm Double rpm = quadruple energy High-speed 36000 to 55000RPM
Flywheel Technology Evolution VYCON - Next Generation Design High speed - 36900 RPM Air cooled Small steel alloy flywheel mass (120lbs) Annual service requirement 15 mins. - No down time High power density (300kVA) Full recovery from drop out event OSHPD seismic certification Scalable
High Speed, Steel Flywheel Module Permanent Magnet Motor-Generator Magnetic Levitation
VDC Simplified One Line IGBT Power Converter Flywheel Module Soft Start To UPS Battery Input DC Monitoring Motor Generator Controls Power Conversion Module Controller Magnetic Levitation Controller Control Panel
VDC and VDC-XE Module Layout IGBT Bi-Directional Converter Module DC Disconnect Breaker Mag Levitation Controller Module Flywheel Module Field Serviceable Vacuum Pump
VDC and VDC-XE at a Glance Max Power Rating: VDC : 215kW VDC-XE: 300kW Max Energy Storage Rating: VDC : 3000kW secs @ 100kW VDC-XE: 4000kW secs @ 100kW Foot Print / Weight: 6.25 sq ft / 1554 lbs Standard features include: DC Breaker included 4 line display Top or bottom cable entry Options include: Mod Bus Touch Screen Auto Restart Customer interface board OSHPD Seismic Certification 73.7 30 30
Customer Interface Standard 4-Line LCD Display STATUS OPERATING PARAMETERS EVENT HISTORY START/STOP UNIT
Communications Customer Interface Board (CIB) Option MODDBUS (RTU Protocol) Interface Option
More Options OSHPD - SEISMIC CERTIFICATION Office of Statewide Health Planning and Development (State of California) AUTO-RESTART OPERATION
Configurations Battery Free UPS System UPS Back up Generator Rectifier /DC Inverter DC/ Critical Load Automatic Transfer Switch ATS DC Bus Utility 208 600V VYCON Flywheel DC Energy Storage
Configurations VYCON DC Flywheel + Battery Hardening UPS Back up Generator Rectifier /DC Inverter DC/ Critical Load Automatic Transfer Switch ATS DC Bus Utility 208 600V VYCON Flywheel DC Energy Storage + - + - + - + -
VDC XEB Hybrid DC Energy Storage
VDC XEB Overview Integration of VYCON s highly reliable flywheel technology with a High Rate Discharge VRLA battery Predictable and reliable backup power / energy storage for critical loads Extended system design life and warranty
VDC XEB Features - Benefits - Value Feature / Function Benefits Value VDC XE High Speed Flywheel Primary source of back up power Full magnetic levitation system Provides 100% levitation & sustains flywheel rotor during operation First line of defense (EPRI 98% outages < 10 seconds) No bearing replacement Increased energy availability and reliability Eliminates cost and downtime associated with bearing changes Smart Monitoring Flywheel walks in the battery Reliability (VDC XE) Reduced number of cycles and frequency of battery discharge Mitigation of Coup de fouet / whiplash and extends battery life Extends battery life Integrated Breaker / Single Power Feed Ease of installation Reduces cost and frequency of battery replacement Low cost of ownership Lowers cost and footprint of installation
VDC XEB System Operation-Battery Hardening Float Voltage Grid Disturbance UPS DC Bus Voltage (dc) Coup de fouet = Whiplash 98% of disturbances < 10 sec. Gen 10 0 20 Time (Seconds) Flywheel provides voltage support eliminating battery whiplash Increasing battery life, Improving UPS reliability & Reducing service Reduces number of batteries cycles
Block Diagram VDC XEB integrated flywheel & battery system
VYCON VDC XE Flywheel Technical and Reference Material
Continuous Power Sequence 0 2 Utility Outage ATS Signal Genset Start 4 Genset Start, Voltage Stabilizes Seconds 6 UPS Synchronizes with Genset 12 10 8 UPS Rectifier walk-in, Starts to recharge energy storage 10 to 12 seconds typical
Run Times General Reference VDC XE+ Run Times* UPS Output Power Rating (kva) Number of Flywheels 40 60 80 100 120 160 225 275 450 550 750 1100 1 133.3 88.9 66.7 53.3 44.4 32.9 20.5 14.1 2 102.4 85.3 64.0 45.5 37.3 19.7 13.6 6.7 3 95.0 67.6 55.3 33.6 26.3 16.2 6.9 4 Run Time in Seconds 72.9 44.6 36.5 25.3 13.3 5 45.6 33.3 20.0 VDC Run Times* Number of Flywheels UPS Output Power Rating (kva) 40 60 80 100 120 160 225 275 450 550 750 1100 1 99.8 67.0 50.3 40.3 33.6 21.9 11.7 6.4 2 80.0 65.0 48.8 34.8 26.6 11.3 6.2 3 72.3 51.5 42.2 23.2 16.8 8.5 4 Run Time in Seconds 55.6 34.1 26.1 16.0 6.0 5 34.8 23.0 11.7 *Back-up times are typical using.9 Output Power Factor, 80% Full Load Rating, 96% Inverter Efficiency
Run Time Calculator Variable Input Parameters Parameter Value Unit UPS kva Output 400 kva Load Power Factor 0.80 number UPS kw Output 320 kw Inverter Efficiency 96 % Flywheel kw Output 333 kw Rectifier Walk-in Time 0.0 seconds Percent Load on UPS 100 % Quantity of Flywheel units 2 number Minimum Run Time Required 18.0 seconds Range 40-1100 0.7-1 Calculated 80-100 Calculated 0-15 25-100 1-8 4-40 Available Run Time 20.1 seconds @ 100 % Load 27.7 seconds @ 80 % Load VDC XE (300kW) 30.0 seconds @ 75 % Load 38.4 seconds @ 60 % Load 46.1 seconds @ 50 % Load 57.6 seconds @ 40 % Load 92.2 seconds @ 25 % Load ADD VDC seconds @ 100 % Load ADD VDC seconds @ 80 % Load VDC (215kW) 19.9 seconds @ 75 % Load 29.4 seconds @ 60 % Load 35.2 seconds @ 50 % Load 44.0 seconds @ 40 % Load 70.1 seconds @ 25 % Load
ROI Calculator Average cost of unplanned shutdown $250 $680K
VYCON DC Flywheel Success Stories
SUMMARY Lowest cost of ownership OSHPD listed / Certified 20 year life span High efficiency- 99.4% Small footprint Minimal maintenance Green technology High reliability / predictability High power density Simple installation No bearing changes
Vycon VDC Energy Storage System Thank you http://www.vyconenergy.com/