3-03 Sastrawinata

8/3/2019 3-03 Sastrawinata

1/18

Small Scale Coal PowerSmall Scale Coal Power

Plant in IndonesiaPlant in IndonesiaTaufik SastrawinataTaufik Sastrawinata

Director Technology and Business DevelopmentDirector Technology and Business Developmentof PT. Advance Technology Indonesiaof PT. Advance Technology Indonesia andand

Secretary General of Indonesian Coal SocietySecretary General of Indonesian Coal Society

IndonesiaIndonesia

ASIA PACIFIC ECONOMIC COOPERATIONEXPERT GROUP ON CLEAN FOSSIL ENERGY


2/18

DEMAND OUT SIDE J AVA BALIEMAND OUT SIDE J AVA BALI

By 2001, power plant capacity out sideBy 2001, power plant capacity out sideJava Bali 5,385 MW :Java Bali 5,385 MW :

Diesel Plant contributes 45 %Diesel Plant contributes 45 %

CCGT & OCGT 27 %,CCGT & OCGT 27 %,

Steam Power Plant 14 %,Steam Power Plant 14 %,

Hydro 13 % andHydro 13 % and

1 % is geothermal, solar and others.1 % is geothermal, solar and others.


3/18

Nat ional Elec t r ic i t y Lawat ional Elec t r ic i t y LawCurrently, electricity power supply andCurrently, electricity power supply and

distribution managed by state owneddistribution managed by state ownedcompany, PT PLNcompany, PT PLN

Future, electric power supply andFuture, electric power supply anddistribution will be directed to multidistribution will be directed to multibuyersbuyers--multi sellersmulti sellers


4/18

Severa l ident i f ied advant ages o fevera l ident i f ied advant ages o fdeve lop ing sm al l sc a le pow er planteve lop ing sm al l sc a le pow er plant

more competitive compared to Diesel Plant.more competitive compared to Diesel Plant.

provide electricity to coal mining processprovide electricity to coal mining process

financing capability to install, in which in linefinancing capability to install, in which in line

with the financing capabilities of the country.with the financing capabilities of the country. requires 20 kV lines to distribute its generatedrequires 20 kV lines to distribute its generated

electricityelectricity

easier and faster to install.easier and faster to install.

absorb of up to 80 % of local contentabsorb of up to 80 % of local content


5/18

Pow er p lants fue l out look ac c ord ing t o Base l inePow er p lants fue l out look ac c ord ing t o Base l ine

Scenar ioScenar io

0

50

100

150

200

250

300

350

400

2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010

Year

MillionSBO

Gas

Hydro

Geothermal

Coal

Oil


6/18

Im p lem ent a t ion of sm a l l sc a le c oalIm p lem ent a t ion of sm a l l sc a le c oal

pow er p lantpow er p lant

Utilizing good engineering practices compatibleUtilizing good engineering practices compatible

with the existing system.with the existing system.

Achieving an environmentally acceptableAchieving an environmentally acceptable

Achieving the highest economically feasible levelsAchieving the highest economically feasible levels

of efficiency, reliability, safety and availability.of efficiency, reliability, safety and availability.

Optimising the operation and maintenance (O&M)Optimising the operation and maintenance (O&M)

procedures of the equipment and facilities,procedures of the equipment and facilities,

Utilizing local available coal as the energy source,Utilizing local available coal as the energy source,

Ensuring the majority of the plant staff, as they areEnsuring the majority of the plant staff, as they are

Indonesian personnelIndonesian personnel


7/18

OTHER BENEFITTHER BENEFIT The availability of economically priced capacityThe availability of economically priced capacity

and energy will lead to accelerate industrialand energy will lead to accelerate industrialdevelopment and to lower cost of production.development and to lower cost of production.

It will maximize the use of IndonesianIt will maximize the use of Indonesian

manufactured goods and services and themanufactured goods and services and theutilization of established Indonesian companies inutilization of established Indonesian companies in

order to enhance the industrial development.order to enhance the industrial development.

Development to the local economy and the localDevelopment to the local economy and the localcommunity.community.

Enhance the attraction of industry to the region.Enhance the attraction of industry to the region.


8/18

The c oa l f i red St eam Pow er PlantThe c oa l f i red St eam Pow er Plant

Consist of 2 (two) complete Stoker Boiler,Consist of 2 (two) complete Stoker Boiler,capable of burning and fired with a widecapable of burning and fired with a widerange of coalrange of coal

The efficiency of the boiler is 84 % andThe efficiency of the boiler is 84 % andoverall efficiency is 21 %.overall efficiency is 21 %.

Steam will be fed individually to theSteam will be fed individually to thesingle flow condensing steam turbine, forsingle flow condensing steam turbine, for

electric generator driving.electric generator driving.


9/18

1. Steam generator1. Steam generator

TypeType : Natural Circulation: Natural Circulation

Steam FlowSteam Flow : 38 ton/hr: 38 ton/hrFeedwaterFeedwater TemperatureTemperature : 150: 150 ooCC

SuperheaterSuperheater Steam Outlet PressureSteam Outlet Pressure : 38 kg/cm2: 38 kg/cm2

SuperheaterSuperheater Steam Outlet Temperature: 450Steam Outlet Temperature: 450oo

CCDraft SystemDraft System : Balanced Draft: Balanced Draft

2. Grate and Spreader2. Grate and Spreader

3 Air Pollution Control: Electro static Precipitator3 Air Pollution Control: Electro static Precipitator4. Fuel Handling:4. Fuel Handling:

Belt ConveyorBelt Conveyor

Coal StorageCoal StorageCoal Storage BunkerCoal Storage Bunker

5. Ash Handling5. Ash Handling


10/18

6. Steam Turbine System6. Steam Turbine SystemTypeType : Condensing: CondensingRated OutputRated Output : 7.000 kW: 7.000 kW

SpeedSpeed : 3000 rpm: 3000 rpm

Main Steam PressureMain Steam Pressure : 35 kg/cm2: 35 kg/cm2

Main Steam TemperatureMain Steam Temperature : 435: 435 ooCC

7. Chlorination System: Electrolysis Analyzer7. Chlorination System: Electrolysis Analyzer

8. Water Treatment and Drinking System8. Water Treatment and Drinking System

Raw Water Treatment And Reverse Osmosis PreRaw Water Treatment And Reverse Osmosis Pre--

TreatmentTreatment

Ro PreRo Pre--Treatment (Ultra filtration)Treatment (Ultra filtration)Reverse Osmosis AndReverse Osmosis And DeminDemin Water TankWater Tank

9. Waste Water Treatment9. Waste Water Treatment


11/18

Plan t Sc hemat icPlan t Sc hemat ic


12/18

Boiler General ArrangementBoiler General Arrangement


13/18

Boiler IslandBoiler Island


14/18

Ec onom ic Analys isEc onom ic Analys is

Tariff Rates would be US 5 Cents/kWh, with theTariff Rates would be US 5 Cents/kWh, with thetotal project cost ranging USD 13total project cost ranging USD 13--15 Millions15 Millions

The Tariff Structure proposed consists of four (4)The Tariff Structure proposed consists of four (4)payment elements:payment elements: Capacity ChargeCapacity Charge Component A (Capital CostComponent A (Capital Cost

Recovery Charge)Recovery Charge) Fixed O&M ChargeFixed O&M ChargeComponent BComponent B

Fuel Payment ChargeFuel Payment Charge -- Component C (EnergyComponent C (Energy

Charge)Charge) Variable O&M ChargeVariable O&M ChargeComponent DComponent D


15/18

ComponentComponent TariffTariff

Capacity ChargeCapacity Charge US$ 2.71 centsUS$ 2.71 cents

Fixed O&M ChargeFixed O&M Charge US$ 0.94 centsUS$ 0.94 cents

Fuel ChargeFuel Charge US$ 1.24 centsUS$ 1.24 cents

Variable O&M ChargeVariable O&M Charge US$ 0.21 centsUS$ 0.21 cents

Total Electricity TariffTotal Electricity Tariff US$ 5.00 centsUS$ 5.00 cents


16/18

Calculated electricity price is based onCalculated electricity price is based on

Gross CapacityGross Capacity 14.00 MW14.00 MW

Net Contractual CapacityNet Contractual Capacity 12.68 MW12.68 MW

Potential Availability FactorPotential Availability Factor 92 %92 % Capacity Factor (CF)Capacity Factor (CF) 80 %80 %

Caloric ValuesCaloric Values 5,100kcal/kg (LHV)5,100kcal/kg (LHV)

Fuel CostFuel Cost US$ 15 per TonUS$ 15 per Ton Operation PeriodOperation Period 20 years20 years

Interest RateInterest Rate 6 %6 %

Internal Rate of Return (IRR)Internal Rate of Return (IRR) 11.0 %11.0 % Payback PeriodPayback Period 8 years8 years

Currency Exchange RateCurrency Exchange Rate US $1 =US $1 = RpRp. 8,500. 8,500


17/18

Nat ional Produc tNat ional Produc t

Memorandum of Understanding:Memorandum of Understanding:

1.1. Minister of Energy and MineralMinister of Energy and MineralResources,Resources,

2.2. Minister of Industry and Trade, andMinister of Industry and Trade, and

3.3. Minister of Research and Technology /Minister of Research and Technology /Chair of Agency for the AssessmentChair of Agency for the Assessment

and Application of Technologyand Application of Technology


18/18

70 % engineered and manufactured locally.70 % engineered and manufactured locally.

10 units every year will be constructed.10 units every year will be constructed.

Diesel generator will cost around US$ 9Diesel generator will cost around US$ 9 1010cents per kWh and smallcents per kWh and small--scale coal powerscale coal power

plant will cost US$ 5 cents per kWh.plant will cost US$ 5 cents per kWh.

3-03 Sastrawinata

Documents

Transcript of 3-03 Sastrawinata