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case study - energy management bms fine tuning


the case


BMS Fine Tuning A Shopping Center company decided to assess potential savings associated with the fine-tuning of its Building Management Systems (BMS). A pilot Shopping Center was selected and EdifĂ­cios SaudĂĄveis was called to evaluate and tune its BMS. Within a 3 month period, savings of 40.000 â‚Ź (10% of the total energy cost) were achieved without relevant investment!


the building


Location: Portugal Area: 75.000 m

2

Opening-year: 2010 Space-type: Shopping Center


Outcomes

2000

Air-handling-units: tuning variable speed drives: Savings: 20.000 â‚Ź/year

Energy Consumption (kWh per day)

1500

1000

500

Investment: 1.500 â‚Ź 0

12

1


13

35% Reduction

14

15

16

17

18

19

Before BMS fine tuning

20

21

22

23

After BMS fine tuning Days (November)

24

25


Nighttime loads: automatic turnoff (time clock control) of all unnecessary loads): Savings: 5.000 â‚Ź/year Investment: 0 â‚Ź

Energy Consumption during nightime (00:00 - 05:00) (kWh per day)

Outcomes

1000

750

500

250

0


21% Reduction

17

18

19

20

21

22

23

24

Before BMS fine tuning

25

26

27

28

After BMS fine tuning Days (November)

29

30


Outcomes global

Global Savings: 40 k€/year Investment: < 3 k€


r

40 k€/year)


ENERGY MANAGEMENT: BMS FINE TUNING  

Case Study Edificios Saudáveis Consultores

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