<s>
PowerMAN	B-Application
is	O
a	O
computer	O
software	O
program	O
for	O
central	O
system	B-Application
monitoring	I-Application
and	O
PC	O
power	O
management	O
,	O
of	O
computers	O
running	O
Microsoft	B-Application
Windows	I-Application
operating	I-Application
systems	I-Application
.	O
</s>
<s>
The	O
software	O
extends	O
the	O
basic	O
features	O
present	O
in	O
most	O
operating	B-General_Concept
systems	I-General_Concept
to	O
permit	O
implementing	O
and	O
enforcing	O
organization-wide	O
power	O
management	O
policies	O
.	O
</s>
<s>
PowerMAN	B-Application
allows	O
different	O
power	O
management	O
profiles	O
to	O
be	O
configured	O
for	O
different	O
users	O
,	O
computers	O
,	O
and	O
times	O
,	O
using	O
native	O
Windows	B-Application
Active	B-Protocol
Directory	I-Protocol
tools	O
.	O
</s>
<s>
PowerMAN	B-Application
has	O
a	O
background	O
in	O
the	O
academic	O
sector	O
and	O
has	O
been	O
used	O
in	O
several	O
research	O
projects	O
:	O
</s>
<s>
Liverpool	O
University	O
use	O
PowerMAN	B-Application
to	O
manage	O
PC	O
power	O
use	O
with	O
the	O
Condor	B-Operating_System
High-Throughput	I-Operating_System
Computing	I-Operating_System
System	I-Operating_System
.	O
</s>
<s>
University	O
of	O
Nottingham	O
estimated	O
PowerMAN	B-Application
would	O
save	O
600	O
tonnes/yr	O
of	O
CO2	O
and	O
contribute	O
over	O
4%	O
to	O
the	O
University	O
’s	O
planned	O
annual	O
saving	O
for	O
2015	O
.	O
</s>
<s>
Sheffield	O
NHS	O
Teaching	O
Hospitals	O
reported	O
that	O
PC	O
power	O
management	O
poses	O
particular	O
challenges	O
in	O
a	O
hospital	O
environment	O
but	O
using	O
PowerMAN	B-Application
these	O
problems	O
could	O
be	O
overcome	O
and	O
save	O
over	O
£	O
70,000	O
and	O
350	O
tonnes	O
of	O
CO2	O
per	O
year	O
.	O
</s>
<s>
University	O
of	O
Sussex	O
implemented	O
a	O
PowerMAN	B-Application
project	O
on	O
3,500	O
PCs	O
using	O
Salix	O
funding	O
and	O
reported	O
an	O
estimated	O
203	O
tonnes	O
CO2	O
saving	O
with	O
a	O
project	O
payback	O
in	O
around	O
6	O
months	O
.	O
</s>
<s>
A	O
Salix	O
report	O
contrasted	O
similar	O
sized	O
(	O
3,500	O
)	O
PowerMAN	B-Application
and	O
Verdiem	O
projects	O
at	O
the	O
University	O
of	O
Sussex	O
and	O
the	O
University	O
of	O
the	O
West	O
of	O
England	O
with	O
payback	O
periods	O
of	O
0.5	O
and	O
2.5	O
years	O
respectively	O
.	O
</s>
