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Bilingual Tech Mapping for Pulp Paper Guideline - Asosiasi Pulp ...

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APPENDIX 4<br />

ENERGY CONSUMPTION FOR UTILITY IN THE MILL GENERALLY<br />

Energy<br />

Process/Activities<br />

Consumption<br />

(kWh/t)<br />

Description<br />

Biological Effluent Treatment<br />

Using pump, agitator, and aeration.<br />

Mechanical + aerobic<br />

4 – 8 Biogas product and utilization not<br />

Mechanical + aerobic/anaerobic (biogas<br />

not considered)<br />

Mechanical + aerobic/anaerobic (biogas<br />

considered)<br />

5 – 10<br />

Surplus 20 – 15<br />

considered.<br />

Energy balance by using biogas (waste<br />

water treatment of recycled fiber industry<br />

produce around 25 kWh/t)<br />

Raw Water Treatment 2 – 5 Using raw water pump and preparation<br />

Pressurized Air 20 – 30 Using compressor and air-dryer<br />

Work Transportation<br />

1 – 2 Using Forklift and Industrial Truck<br />

Finishing (Without packaging)<br />

10 – 40 Using rewinder, broke pulping, including<br />

packaging line<br />

Administration NA ( 1 (1) NA : Not Available<br />

) Not Considered (<strong>for</strong> office, canteen, etc.)<br />

Source : PTS, Examination studies: Energy optimization in European mills (not published), Munich 2004 to 2007<br />

unpublished from [249, Blum et al. 2007]<br />

Halaman 130 dari 131

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