Clayton Armstrong 2011-02-22 GSK Aranda SP - steam&condensat

STEAM AND CONDENSATE AUDIT

Project N°30275

Date: 04/02/2011

GSK MANUFACTURING Aranda, Spain

Page 16 of 45

Established by E. Morin

To the attention of Ms. Beatriz Herrero-Gonzalo

4.3 Savings calculation

Considering our observations and measurement on site, we can estimate the cost of this flash

steam loss:

Fuel savings

Existing

% of revaporisation (7 to 0 barg)

13,5%

Flash steam flow estimated

ton/h

0,066

safety factor

10%

Energy loss

kW

37

operating hours

hr

6240

yearly Energy used

MWh/year

232

boiler efficiency

%

86

Fuel used

MWh/year hhv

300

Fuel unit costs

€/MWh hhv

25

Fuel costs

€/year

7506

CO2 savings

Existing

Energy used

Gj/yr

1081

CO2 emissions

kg CO2/GJ

50,6