The Modular UPS and Lithium-Ion Battery Combo - Raising the bar for Datacentre Critical Power. Alex Emms Operations Director

Transcription

1 The Modular UPS and Lithium-Ion Battery Combo - Raising the bar for Datacentre Critical Power Alex Emms Operations Director

2 Less UPS Drivers More UPS Drivers UPS Datacentre Drivers/Trends Datacentres = 44% of UPS Applications Increased Digitisation 65% Increase in Datacentre Construction by GW Increase in Datacentre Power Requirements by 2020 Prefabricated Datacentres - 1.4% of Market in Estimated to Grow at 15.3% CAGR through to % of Market UPS Design Drivers Energy Efficiency Reliability/Availability Future Growth Operating Cost Reduction Carbon Footprint Reduction Growth in Prefabricated Datacentres Increased Power & Costs Increased Datacentre Construction Increased Digitisation Redundancy (to minimise Capital Expenditure & Transmission Losses) Consolidation / Colocation / Hyperscale DC s Virtualisation (maximising server processing power & utilisation) More Efficient IT Equipment IT Equipment is becoming more efficient Greater computing power per watt Virtualisation maximization of server processing power & utilisation less servers less power needed Consolidation within Large Datacentres plus trends to Multi- Tenant/Colocation & Hyperscale Facilities leading to greater efficiencies and optimisation less power required Focus on Redundancy architecture design to minimize capital expenditure & transmission losses less UPS relative to IT load 2

3 UPS Evolution Transformerless Technology Increasing Energy Efficiency Transformer Transformerless Transformerless Transformerless UPS x1.6 X3.4 Transformer X6.6 - Eliminating the Output Transformer had a Significant Impact on UPS Efficiency Increasing it by around 5% Production of Transformerless UPS exceeded Transformer UPS by x1.6 - By 2020 Transformerless UPS Sales will be x6.6 more than Transformer UPS - Enabler for Modular UPS 3

4 UPS Evolution From In-efficient, Large- Footprint Transformer UPS Increasing Energy Efficiency Standalone & Modular Standalone Modular 1997 UPSL Launches 1 st 3-Phase Transformerless UPS into UK&I 2001 UPSL Launches 1 st 3-Phase Transformerless Modular UPS into UK&I Technology Innovation To Efficient, Small-Footprint Transformerless UPS kW Capacity (3 x 40kW Modules) 200kW Capacity (5 x 40kW Modules) nd - Generation 3-Phase Transformerless Modular UPS 500kW Capacity (5 x 100kW Modules) rd -Generation 3-Phase Transformerless Modular UPS 250 (N+1) kw Capacity (5 +1 x 50kW Modules) th -Generation 3-Phase Transformerless Modular UPS Transformerless UPS Design ECO Mode VFI (Voltage Frequency Independent from Mains) Double Conversion Flatter Efficiency Curves Modular Rightsizing Xtra VFI Technology Innovation 4

5 Mains Supply Eco Mode Eco Mode - 99% Efficiency (Bypass Path) Bypass Path Static Switch 95.8% 96.1% 96.0% 95.6% Class Leading Efficiency Curve Normal UPS Operation (Inverter Path) Inverter Path Rectifier Eco Mode can boost UPS Efficiency up to99% In Eco Mode power flows directly from the raw mains to the load, bypassing the protection & filtering provided by the UPS rectifier & inverter components 3-4% Energy Savings - 11,000 p.a. approx. for a 1 MW rated Datacentre at 50% load but there are consequences that need careful consideration Operation Inverter Mode Normal Operation Rectifier / Inverter Eco Mode Bypass Eco-mode exposes the load to raw mains Considerations Power Disturbance Inverter Inverter Eco-mode reduces power protection Eco-mode takes time to respond (1 16 ms) path change required Inverter mode requires no path change during power disturbance UPS Fault Condition Bypass Bypass Rare Event 5

6 Right Sizing - Modular 500 kw Standalone Standalone UPS systems require the initial installed power to be equal to the Datacentre s full capacity Full 500kW Required at Initial Installation 500 kw Modular Spare 300kW (3 x 100 kw Modules) Capacity to Add Power as Load Grows The flexibility of Modular UPS to scale power makes it possible to add power as the Datacentre requirements grow Only 200kW (2 x 100 kw Modules) Required at Initial Installation 6

7 Efficiency Flatter Efficiency Curves Not all UPS Load Curves are the same 1.2% 25% Load A Small difference in UPS Efficiency 97.0% 96.5% 96.0% 95.5% A Big difference in Operating Costs 95.0% (OPEX) 94.6% 94.5% 94.0% 93.5% 93.0% 92.5% 92.0% Typical UPS Operation can be between 10% to 30% of Load - UPS Efficiency Maximised Here 95.8% 92.8% 96.1% 94.4% 96.0% 95.7% 95.6% 94.6% 95.6% 95.2% 94.4% Load 7

8 Energy Savings 2.4MW (N+N) Datacentre Excludes Service Level Agreement Costs for System Downtime Modular Solution x 10 Availability Improvement over Standalone Excludes Carbon Taxes Energy Cost Typical Commercial Tariff = 7.84 p/kwh Assumes 4% increase pa for Datacentre Space Cost Configuration with 11-min battery autonomy 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw Standalone 12 x 400kW UPS (Fixed Capacity) Modular 12 x 400kW UPS (4 x 100kW Modules 1 x 100kW Spare Capacity per UPS) Efficiency (50% Load) 94.6% 95.8% UPS Running Costs pa ( 1,742,918) ( 1,721,085) Cooling Costs pa ( 89,007) ( 66,227) Total Energy Costs over 10-Year ( 1,831,295) ( 1,790,313) Energy Savings over 10-Years 416,120 8

9 Efficiency Xtra VFI Mode 98% 96% Typical UPS Operation - 10% to 30% of Load 96.1% 96.0% 95.6% Xtra VFI provides a Secure way to Significantly Increase Efficiency in Datacentres that do not run on Full Load 94% 92% 90% 88% 86% 84% 82% 95.8% Xtra VFI Operating Range where Efficiency is Enhanced Increased UPS Efficiency M ore Energy Savings Increased UPS Efficiency More Energy Savings VFI Double Conversion Default Operating Mode Up to 96.1% Efficiency 80% UPS maximizes the double conversion efficiency by engaging UPS modules based on load power When load is very low compared to UPS system rated power, the over capacity is automatically switched to stand-by mode where modules consume much less power and thus help save energy Efficiency improvement is especially significant when load is 25 % of full UPS system capacity Load 9

10 Availability Standalone Modular Standalone 2 x 400 kw (1+1) Redundant Configuration Modular, 4 x 100 kw (3+1) Redundant Configuration Availability = MTBF UPS / (MTBF UPS + MTTR UPS ) MTBF UPS 600,000h 400,000h MTTR UPS 6h 0.5h Availability % (5 Nines) % (6 Nines) 10x Availability Improvement MTBF : Mean Time Between Failures MTTR : Mean Time To Repair 10

11 Scalable Vertically Up to 500kW (5 x 100kW Modules) Flexibility / Scalability In the 2.4MW (N+N) Datacentre the Load Increases to 3MW 500 kw 3 MW Scalable Horizontally Up to 3MW (6x Frame) 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw 400 kw Flexibility Hot Swappable Modules - Lower CAPEX Hot Swappable Modules 3MW Need Another 4 x 400kW Standalone UPS Extra CAPEX = 110,000 3MW Need Another 12 x 100kW Modules Extra CAPEX = 80,000 27% Less 11

12 New PowerWave 9250 DPA Modular UPS 9250DPA Li-ion Ready 250kW (N+1) Capacity kW Modules Scalable for 3MW Up to 97% Efficiency Unity Power Factor Six-Nines ( %) Availability Space Saving - Small Footprint / High Power Density 250 kw = 0.73m 2 / 342 kw/m 2 Hot Swappable Modules Proven Modular Principles Decentralised Parallel Architecture (DPA) Distributed Logic / Software Distributed Static Switches Separate Batteries per Module Hot-Swappable Modules Online (without going to Bypass) Xtra-VFI Module Management New PowerWave 9250 DPA 4 th Generation Modular UPS follows proven UPSL Modular Principles 12

13 Battery Technology A Change is Underway Current VRLA Battery Technology Future Lithium-Ion Battery Technology VRLA VRLA: Lithium-Ion 70% : 30% Li-ion VRLA : Lithium-Ion 96% : 4% VRLA : Lithium-Ion 86% : 14% Lithium-Ion Penetration in Datacentres in North America & Europe ( , GWh) Source : Bloomberg New Energy Finance, June

14 Main Lithium-Ion Battery Types Most Common Chemistries UPSL Choice Lithium Nickel Manganese Cobalt (LiNiMnCoO2 NMC) Used mostly in Electronics, Electric Vehicles & Grid/Renewable Energy Storage High Energy Density & Medium Power Density Relatively Expensive (Cobalt Scarse & Expensive) Medium Stability & Safety Good Cycle / Calendar Life Lithium Manganese Oxide (LiMn204 LMO) Used mostly in Electric Vehicles & Grid/Renewable Energy Storage Good Calendar Life / Medium Cycle High Power & Discharge Rates, Medium Energy Density Commonly mixed with NMC to improve performance Low Cost 14

15 Lithium-Ion Battery System Battery Module Switchgear Switchgear Switched-Mode Power Supply (SMPS) Prismatic Cell 8 x Cells per Battery Module Battery Module Each Battery Cabinet has a Battery Management System, plus fuse, circuit breaker & a dedicated 24V power supply Single Cabinet Configuration = 34.6 kwh 1 x Switchgear, 1 x Switched Mode Power Supply (SMPS) & 17 x Battery Modules Switchgear Collects Battery Cell Information & Controls Battery Management System, calculating State of Charge (SoC) and State of Health (SoH). Also contains Moulded Case Circuit Breaker & Shunt Resistor SMPS supplies the power for the BMS & communicates with UPS ands other parallel Battery Racks Battery Modules contains 8 x Series-Connected 67 Ah, 3.8 V Cells & a dedicated Battery Module Management System (BMS) which measures major parameters, controls cell balancing & interacts with the Switchgear 15

16 Lithium-Ion v VRLA Batteries Value Proposition 50% Less Space Needed 60% Less Weight Greater Lifespan 100% 50% 100% 40% 3 7 Years 15 Years VRLA Li-ion VRLA Li-ion VRLA Li-ion Faster Charge Discharge 70% Less Cooling Costs CAPEX / OPEX 0.3C 2C 0.5C 6C 100% 30% Lower CAPEX Higher OPEX Higher CAPEX Lower OPEX VRLA Li-ion VRLA Li-ion VRLA Li-ion 16

17 Lithium-Ion v VRLA Batteries Lithium-Ion v VRLA Discharge Efficiency Autonomy Lower than 15 minutes Specific Power (W/I or W/kg) Lithium-Ion VRLA Specific Energy (Wh/I or Wh/kg) More than for higher energy density, small footprint, volume & wider temperature operating range, Lithium-Ion Batteries are also the best choice where high power efficiency is required for heavy discharge rates & short autonomy ranges 17

18 The Li-ion Value Proposition Impact of CAPEX & OPEX CAPEX / OPEX CAPEX VRLA Li-ion Pros / Cons Battery Costs (10-Yr Battery + Cabinets) 84, ,000 Li-ion Capex 100% MORE Battery Installation 8,000 8,000 Li-ion Capex is the SAME Battery Delivery 2,000 1,320 Li-ion Capex 33% LESS Total CAPEX 94, ,320 Li-ion CAPEX 84% MORE than VRLA OPEX VRLA Li-ion Pros / Cons Battery Maintenance 30,000 9,000 Li-ion Opex 70% LESS Charge/Discharge/Cooling 17,000 8,500 Li-ion Opex 50% LESS Datacentre Space Costs 42,560 21,280 Li-ion Opex 50% LESS Battery 7-Yrs 67,200 0 Li-ion Opex 100% LESS Total OPEX 156,760 38,780 Li-ionOPEX 75% LESS than VRLA TCO 250, ,100 Li-ionTCO 15% LESS than VRLA Using a 5-Year VRLA Battery, would mean the Batteries would have to replaced twice in a 10-Year Life-Cycle increasing OPEX by a further 67,200 Li-ion TCO would be 33% LESS than VRLA Costs based on 1.2MW N+1 Datacentre with 4 minute Battery Autonomy 18

19 Modular UPS and Lithium-Ion Battery Combo Raising the bar for Datacentre Critical Power Modular UPS Benefits 9250DPA 9500DPA High Efficiency Low TCO Maximum Availability - 6 Nines Vertical & Horizontal Scalability Reduced cooling requirements Reduced CO 2 emissions Smaller Footprint High Power Density Reduced MTTR / Service Simple Power Upgrade Hot Swappable Modules Rightsizing Xtra VFI Maximises Efficiency at Low Loads Li-ion Ready 250kW (N+1) Capacity kW Modules Scalable for 3MW Up to 97% Efficiency Unity Power Factor Six-Nines ( %) Availability Space Saving - Small Footprint / High Power Density 250 kw = 0.73m 2 / 342 kw/m 2 Hot Swappable Modules Li-ion Ready 500kW Capacity - 5 x 100kW Modules Scalable for 3MW Up to 96% Efficiency Unity Power Factor Six-Nines ( %) Availability Space Saving - Small Footprint / High Power Density 500kW = 1.49m 2 / 335 kw/m 2 Hot Swappable Modules 19

20 Thank you You can see both the New PowerWave 9250 DPA Modular UPS & Lithium-Ion Battery Solution on our Stand D1025 Any Questions?..and our complete range of Standalone & Modular UPS 20