FEATUREAT
POWER SUPPLIES & POWER MANAG
GEMENT
François Danet, role that superc olo
battery techn T f ili d d the availability
oday’s high-power co i
facilities and dat and reliabi
a cen
business developmen computers play today, interruptab
ogy for un
supplies and backups. T of comput
the essentiality fields such as climate rese ion, quantum
The quest
operators is which invest value for power.
the best
However, operat improve performance, to
many are t t
gas explorat molecular modelling. ion draining m
most data centres have re his is due t
tres rely on ility of power o
mputing l
tat ions wit earch, oil and m mechanics and
hin
most data centre m
ment provides For a while,
elied on valve-
regulated, lead acid (VR ors are un
on improving energy urning o unint
option with benefit ive dema
t
typically facility can switch to an a
these accumulat Outlining these benefits bridge he gap u
systems also prot damage by voltage spikes ion and releas
the absorpt regulated, lead-acid (VRLA) batteries.
cost and to meet tightening legislat effic
power supply (UPS) stem sy s that
nder pressure to control lifetime ng legislation ciency. As such, terruptable ms, a secondary compromise nds.
s, S sy UP ntil a respective lternative
stems
utility supply. Moreover, UPS and battery ect data servers from s, through
e of energy
as a power conditioner. O ne way to chin
batteries in UPS sy
achieve this is by swit generation of lithium-ion stems.
LITHIUM-ION BATT
ng to the latest n i-ion) (L
THE TECHNICAL BENEF ATTERIE
more important 18
engineering and st which lowers construction ly, i-ion L
MAY 2019 | ELECTRONICS
FITS OF ES
Li-ioni ion battery systems are lightweight, with a high e The reduced weight requi ructura
e compact,
energy density. res less civil
al support, n costs. But battery
i
nt man as more data centre o
modules can crea i
precise requirem and storage capa A
ate sy
Whereas VRL maintained at a Celsius, Li-ion batt
this reduces t
ventilation, h wit er p
savings, bett (PUE) and impro
le power supplies (UP stems hat meet
t
ments for power, voltage acit y.
f l
even at 35 degrees Celsius. In turn, he
batt eries need t constant 25 degrees att eries will operate ees Celsius. In turn, need for cooling and knock-on energy
o be
performance. Furthermore, they on electronic bat r
systems to cont operations for in centre managem Once in operat requires light pre and can be recharged t in as little as an centre operator,
their UP potentially down
power usage effectiveness oved environmental rthermore, they rely ttery management
rol charge and discharge nt egration into data ment sy stems.
ion, i-ion technology L eventive maintenance arged to full capacity
better backup power availabilit S. Altern
as higher availabilit extra contingenc
hour or so. For a data fast charging means ower availability from nat ively, operators can
nsize their S sy UP l
bility means less need for cy.
stems, d f
Saft’s F solution
lexion battery for UPS
ager of data ce ntres at Saft SD I PS) BACKING UP TOTALTA L AL’SL’
Recognising hese benefit t company Total adopted a UP on i-ion battery tec
SUPERCOMPUTER WITH LI-ION enefits, energy pted a UPS based chnology for its
supercomputer, at it s High-Power Computer data centr
Total uses the supercomput improve the accuracy exploration, and product
re in Pau, France. ercomputer to
To clarify, geologists use the cent create subsurface models of oil and gas fields to pinpoint locations for drilling wells. This improves the efficiency exploration and production activities. For this, a company
requires a high-performance, hot- swappable S that int UP
the facility’s energy needing to power do
its monitoring systems and improves
integrat es with ms and improves
maintenance. It also necessitat solution with the capability power from the UPS support other loads.
efficiency, without own t he facility for necessitates a
pability to reinject t o the grid, or to
The data centre underpinning one of the world’s la
supercomputers uses advanced L batteries, with this fashion only expect to grow in popularity
nderpinning argest industrial s advanced Li-on
Supercomputers are complex machines after all, being used for increasingly intricate applications
fashion only expected y and consistency. complex machines for increasingly s. From medicine to
astronomy, they have to lead the way data management and can do so with the help of robust, reliable back-up power, delivered by lithium-
ve to lead the way in nd can do so with the ble back-up power, -ion batteries.
Saft ISD
www.saftbatteries.com com / ELECTRONICS
y of its oil and gas duct ion operations. s use the centre to odels of oil and gas cations for drilling
the efficiency of its duction activities. y such as T otal formance, hot-
, disc
operators turn to lithium-ion
usses the ium-ion
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