Ishikawajima-Harima Heavy Industries Co.,Ltd. 13 September 2006 Renewable Energy/Energy Efficiency and the CDM Workshop held in Jakarta Indonesia EFB Carbonising and Its Utilisation in Cement Manufacturing for GHG Reduction by Masato Tamura

Siapa IHI ? Who is IHI ? Didirikan/Established: December, 1853 Modal/Capital: 590,218 (Thousands of US dollars) Sales tahunan/Annual sales: 5,530,628 (Thousands of US dollars) Pegawai/Employees: 7,386 Pabrik/Works:13 in Japan Perusahan utama/Major affiliated companies: 99 in Japan Kantor, subsidiari /Offices, Subsidiaries & JV: 58 in Overseas (as of Mar. 2005) Jet engines Shield tunneling machine Power station Contoh produk utama/Examples of Major products 1USD = \110 2

Planned PROJECT - EFB Carbonising and Its Utilisation in Cement Manufacturing for GHG Reduction - 3

Palm Oil Mill ： Oil Production Process FFB Steaming Fruit Press EFB Palm Crude Oil Core oil Fibre Shell Power Boiler Incinerator Seed Waste 4

Cement factory ： Cement producing process Limestone Cement Kiln Plaster Clay Silica COAL Cooler Pulveriser Cement 130kg/ton-cement 6,000kcal/kg Iron material 5

Carbonising plant External Heating type Kiln Raw Materials Dust collector Carbonising fuel Heating gas Pyrolysis gas 6

Carbonising process Carbonising furnace Combustion chamber Boiler Gas cooler Bagfilter Stack iron ・ aluminum separator Dechlorine Equipment Pelletiser Carbonised fuel Iron ・ Aluminum Limestone Active carbon Flying ash Ash pot Residence time 1hr Heating gas temp. 550 ℃ Flue gas temp.160 ℃ Pyrolysis gas temp. 430 ～ 470 ℃ Cl <0.5% φ5 ～ 20mm pellet Waste Flue gas Carbonised fuel Pyrolysis gas Iron, Aluminum Firing temp. >850 ℃ Air heater Gas cooler waste Down sizing < □ 150mm crusher (option) Char Discharger 7

Carbonising Process Inside of the combustion chambre 8

Possible Operation without external fuels It is possible to operate with only waste calorie without any external fuels. Dryer ： Direct heating by hot flue gas from Combustion chamber Dryer ： Direct heating by hot flue gas from Combustion chamber Carboniser ： In-direct heating by hot flue gas from Combustion chamber Carboniser ： In-direct heating by hot flue gas from Combustion chamber Combustion chamber ： High temperature firing of pyrolysis gas Combustion chamber ： High temperature firing of pyrolysis gas Operating without external fuels Without external fuel 9

Property of Carbonised fuel from waste Fuel properties FuelABCCoal HHV20.16 MJ/kg (4,816 kcal/kg) MJ/kg (4,050 kcal/kg) MJ/kg (4,579 kcal/kg) MJ/kg (6,580 kcal/kg) Water1.9 wt%5.7 wt%2.6 wt% 0.2 ～ 0.3 wt% Ash31.4 wt%35.1 wt%33.3 wt% 13.1 ～ 25.1 wt/% Volatile matter23.2 wt%18.3 wt%20.6 wt% 29.8 ～ 33.4 wt% Fixed carbon43.5 wt%40.9 wt%43.5 wt% 41.3 ～ 46.8 wt/% Fuel ratio ～ 2.5 Volatile matter Fixed carbon Ash Water Fuel ratio Coal Carbonised fuel A B C 10

Combustibility of waste Carbonised fuel Fuel ratio Fuel ratio Ignition and burnout properties Ignition and burnout properties Combustion speed Combustion speed (Carbonised temp. ， obtained Fuel ratio ） Similar combustion performance with Coal Residence time [s] Coal Carbonising temp. [ O C] D F E Fuel ratio Burnout [%] 11

Combination of Palm Oil Mill and Cement Industry 12 Palm Oil Mill Compress Cement Factory Grinding Steaming Carboniser Palm Oil Power generation Bio-Fuel EFB Shell/Fibre Cement Kiln Coal Transportation Cement Plaster Pulverising FFB Palm Oil Mill Compress Cement Factory Grinding Steaming Carboniser Palm Oil Bio-Fuel Shell/Fibre Cement Kiln Coal Transportation Cement Plaster Pulverising FFB CO2 from Bio-Fuel CO2 from Coal

Example of Expected Results CO2 Reduction ： 32,350 ton-CO2/year replacement of Waste EFB 68,400 ton/year 8,840 ton-CO2e/year reduction of CH4 from land-fill EFB 6,840 ton/year 68,400 ton/year EFB will be 13,680 ton/year carbonised fuel. It can be expected more than 20MJ/kg calorific value. Case study of one Palm Oil Mill in sumatra 13

Expected Future Planning Farm Waste Low rank coal Forest Waste Food Waste Carboniser High Grade Export to foreign Country Cement Industry Power Generation Steel manufacturing Carbonised Fuel 14