ENERGY SHARINGWorkshop DJEBTKE-KESDM

Best Practice Model Proyek Efficiency Energy di IndonesiaBest Practice Model Proyek Efficiency Energy di Indonesia22 March 2012

By :

Menara BCAJl. MH. Thamrin No:1 Jakarta 10310

By :

Slamet Ristono

GIST Vision: “To be The Shopping Land Mark Of Indonesia”Indonesia”Mission :“ Inspiring Life Style “

Core Value “GIST”:Go The Extra MileIntegrityService Excellent and SafetyTeam Work

Menara BCA

Menara BCA is a 56 stories Premium Office Building of e u O ce u d g o100.000 m2 Gross Floor Area. It is integrated with Grand Indonesia Shopping Town. Leased to the Multi National Company (Mining OilCompany (Mining, Oil, International Flight, Securitas, Environment Agency) and g y)largest National Bank.

1. Passive Design- From Building (Civil & Architect)

2. Active Design- Mechanical Electrical Equipment

Lift 5%

Electronic2%

Lighting8%5% 2%

Chiller35% Tenant

40%40%

AHU10%

• Building Envelope (Passive

N t l Li hti (P i

Building Envelope (Passive Design)

• Natural Lighting (Passive Design)g )

• Equipment load (Active Design)• Occupant Load

Building Envelope Contribute in External Load:Load:- Heat Gain Thru Façade ç

(OTTV x Gross Surface area Façade)

- Heat Gain Thru Roof(Roof area x Roof U Factor x ∆ T)

1. Replacing Window Glass from Color Glass Laminated to Low-EPvb 0.76-1.2 Glass laminated.

2. Sun Shedding with LED Screen.

3 Using Material on Roof with low Albedo3. Using Material on Roof with low Albedo.

4. Roof Gardening.oo Ga de g

All F d i N th All Façade in North Side Using L i t d Gl Laminated Glass without Low E but add Sun shedding

i i i i i fWith Replacing Window / Vision Glass from Clear Glass Laminated to Low E Pvb 0.76-1.2 Glass Laminated, OTTV will reduce +/-37 % and effected to energy saving to +/-gy g34%

Active Design mostly in Mechanical Electrical. M t G d I d i Sh i T Management Grand Indonesia Shopping Town had been Implement:1. Energy Management Planning2. Used The High efficiency Equipment.3. Automation Systems4. Doing Continues Improvement to save energy with:

a Fine turning Systema. Fine turning Systemb. Retrofit following new trend technologies.

5. Energy Monitoring System6. Integrated Building Facilities Management system7. Facility Management system

Energy Management

TECHNOLOGY

Vision & MissionRetrofit

Install New Device

Energy

Management

Vision & Mission

Collection

Team

Trending load Monitor

Saving Energy 20%

Energy Efficient Index Collection

Data energyOperation scheduleRe-Scheduling

Monitor Index

Mapping Energy

Audit

gygy

Potential Saving

Operation & AuditMaintenance

GRAND INDONESIA TARGET SAVING G O S G S G1. AIR CONDITIONING (45%)

Item Target gRe - Scheduling 2 - 5 %Chiller Sequencing 2 - 5 %Measurement of Chiller (Efficiency in KW/TR) 10%Turn Off Chiller in Break time 2 % Evaluate Fresh Air

2 LIGTHING (10%)2. LIGTHING (10%)Item Target

Re - Scheduling 2 – 5 %Retrofit Halogen to :Retrofit Halogen to :

PLC 15 %LED 30 %

Standardized Lux Level 2 %

3. LIFT (5%)Item Target

iRe – SchedulingLift (reduce in work hours) 2 – 5 %

ENERGY SAVING CAMPAIGNENERGY SAVING CAMPAIGN

Measurement of Chiller Result (Efficiency in KW/TR)

Before Measurement of Chiller Performance is 0 67 kw / TRBefore Measurement of Chiller Performance is 0.67 kw / TRReduce Power Consumption = (0.67- 0.56 ) x 1 units x 1800 x 80%

= 456,192 Kwh / year= +/ 16 4%= +/- 16.4%

RETROFIT PROJECT

FIRST PROJECT

H l 50

Retrofit Location

Halogen 50 Watt

PLC 13 Watt Lobby lift service

SECOND PROJECT

Lobby lift passengerHalogen 50 Watt LED 4 Watt

THRIRD PROJECT

Lobby lift passengerWatt

PAR 38 250WATT

PAR 38 LED 19.5 WATT Main Lobby

COST ANALISYS FOR RETROFIT LIGHTINGCOST ANALISYS FOR RETROFIT LIGHTING

Existing Condition

Lamp type Qty (watt)

Opt. Hrs / day

10.00 -22.00

Life time 1 year (days) WBP / year (KWH) LWBP / 1 year (KWH)

Total Electric Power / year

(KWH)

a b b c d f=(ex4xbxa)/1000 g=(ex8xbxa)/1000 h = f + g

Halogen 595 50 12 3,000 365 43,435 86,870 130,305PAR 38 25 250 12 3,000 365 9,125 18,250 27,375

52,560 105,120 157,680

L t Qt ( tt)

Opt. Hrs / day Lif ti 1 (d ) WBP / (KWH) LWBP / 1 year Total Electric

P /

After Retrofit (Reduce Energy)

Lamp type Qty (watt) y10.00 -22.00

Life time 1 year (days) WBP / year (KWH) y(KWH) Power / year

(KWH)

a b b c d f=(ex4xbxa)/1000 g=(ex8xbxa)/1000 h = f + g

PLC 195 13 24 10,000 365 11,103 22,207 33,310, , , ,LED MR16 400 4 12 40,000 365 7,008 14,016 21,024LED PAR 38 25 20 12 40,000 365 2,135 4,271 6,406

20,247 40,493 60,740

After retrofit get reduce energy until 61.5% / year

Green Ship Rating Point that We achieve1. Building Energy Index

p g

250 250 250 250 250 250 250250

300

ENERGY EFFICIENCY INDEKS MONITORING MENARA BCA

211,00  208,00  210,00  205,00  200,83  201,16  202,97 192,69 176,29  177,06  176,86  177,42  170,82  169,37 

100

150

200

250

KE Stand

ar

0

50

100

January February March April May June July

I

Bulan

Standar Energy Efficiency Indeks Office Energy Efficiency Indeks 2010

Energy Efficiency Indeks 2011

• EEI Standard = 250 Kwh/M2/year• EEI 2010 = 210 Kwh/M2/year

EEI 2011 1 4 K h/M2/• EEI 2011 = 174 Kwh/M2/year

Green Ship Rating Point that We achieve

2. System Energy PerformanceLift 5%

Electronic2%

Lighting8%

p g

Chiller35% Tenant

40%

3. Energy Monitoring & ControlAHU10%

40%

gy g

4. Operation & Maintenance

Energy (EEC) AchievementEEI 2010 = 210 kWh/m2/year EEI 2011 = 174 kWh / m2 /year After Implement Saving Program.S i (210 174) kWh 85 000Saving = (210 – 174) kWh x 85,000 sqm

= 3,060,000 kWh / year= 2,726,460 kg CO2 / year

PROJECT ON GOINGPROJECT ON GOING

1 CHILLER SQUENCING1. CHILLER SQUENCING

2. EVALUATE FRESH AIR RELATED WITH INDOOR AIR QUALITY

3. ENERGY AUDIT

Wh W thi k b tWhy We thinks about Energy Saving ???e gy Sa g1. Thinks about Environment and Cost Operation

2. Government will Extend Sertificate of Occupancy Of Building If Building was Implement Energy Saving (Green Concept)

Peraturan, Ketentuan dan Perundang-undangan

Bangunan Gedung HijauBangunan Gedung Hijau

Pemerintah

Sistem Rating peringkat Green

BuildingIMB/SLF

Perbankan

Kontraktor

BANGUNAN GEDUNG

Badan SertifikasiSertifikasi

Green Building

Kontraktor

Developer

HIJAU Green Building

Konsultan

M k t

Industri

Masyarakat

WHO IS THE NEXT ???

Your Building Or Your Competitor ???

ildi O A di

• Or you are Responsible to your Children and Grand

• You as Building Management Or Audience

Or you are Responsible to your Children and Grand Children against Environmental Damage