Efficiency Improvements and Other Developments in ORv3 Power Solutions.pdf

1、Efficiency Improvements and otherDevelopments in ORv3 Power SolutionsEfficiency Improvements and other Developments in ORv3 Power SolutionsR&P(Rack&Power)Cihan Aydin,Sen.Electrical Engineer,Delta Energy SystemsHarry Soin,Senior Director,Advanced EnergyRACK&POWERContentShort Recap on ORv3 SpecsCihan

2、AydinNew Requirements?Performance Update.Harry SoinRectifier PLD Transition ChallengesRectifier Response AC TransitionBBU Transition ChallengesRACK&POWERShort Refresh on ORv3 SpecRectifier:Input voltagerange:180V-305VACOutput power:3000WOutput voltage:50V AC/48V BBUOutput current:60AHoldup time:20ms

3、Efficiency:97,5%pk/96,5%full loadCurrentshare:Active+Voltage DroopCommunication:I2C/MOD-BusSize:73mm x 40mm(1RU)x 520mm Shelf:6 Slots for PSU+1 Slot for IPMI/PMCOutput power:(N+1)=18000W/15000W usableOutput voltage:50V AC/48V BBUOutput current:300A nominalOutput connector:500A Barklip(BK500)Communic

4、ation:MODBus/Ethernet via PMCSize:21“x 48mm(1OU)x 787mmRACK&POWERPSU Efficiency 277VACPSU Load Step From 10%to 150%(6,67ms)Shelf Load Step From 10%to 150%PSU&BBU Load Step to 150%Load with TransitionThe Common Shelf hasa PMC andthethecurrent sharebusis not routedthroughboth shelves.Current sharingpe

5、rformance isstill withinspeclimitsCommon Shelf Current Sharing Performance ORv3 3KW Efficiency*Random selected units in DVT build meets peak and minimum efficiency across all line conditions*Data measurement co-relates with engineering and customer efficiency measure set-ups93.50%94.00%94.50%95.00%9

6、5.50%96.00%96.50%97.00%97.50%98.00%0%10%20%30%40%50%60%70%80%90%100%230VACPSU1PSU2PSU3PSU4PSU5PSU6Peak LimitMin Eff Limit93.50%94.50%95.50%96.50%97.50%98.50%0%10%20%30%40%50%60%70%80%90%100%277VACPSU1PSU2PSU3PSU4PSU5PSU6Peak LimitMin Eff LimitAEI Rectifier iTHD and PF UpdateiTHDPFLoadiTHD240VACiTHD2