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The Effects of Moderate Die Pressure on Maize Cob Briquettes

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The Effects of Moderate Die Pressure on Maize Cob Briquettes : A Case Study in Phitsanulok, Thailand. By Panote Wilaipon, Thailand. PHOTOSYNTHESIS PROCESS. BIOMASS AS A FUEL. Biomass: alternative fuel. Phitsanulok Province. Located in lower part of Northern Thailand - PowerPoint PPT Presentation
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The Effects of Moderate Die Pressure on Maize Cob Briquettes : A Case Study in Phitsanulok, Thailand By Panote Wilaipon, Thailand
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Page 1: The Effects of Moderate Die Pressure on Maize Cob Briquettes

The Effects of Moderate Die Pressure on Maize Cob Briquettes

: A Case Study in Phitsanulok, Thailand

By Panote Wilaipon, Thailand

Page 2: The Effects of Moderate Die Pressure on Maize Cob Briquettes

PHOTOSYNTHESIS PROCESS

BIOMASS AS A FUEL

Biomass: alternative fuel

Page 3: The Effects of Moderate Die Pressure on Maize Cob Briquettes

Phitsanulok Province

Located in lower part of Northern Thailand

Approximate Area: 10,896 km2

Population: 846,630

Major Product: Rice, Maize, Cassava, Banana

Page 4: The Effects of Moderate Die Pressure on Maize Cob Briquettes

Maize in Phisanulok

Approximately 103,116 acre/year has been devoted for maize plantation

The productivity is over 140,000 ton/year.

Page 5: The Effects of Moderate Die Pressure on Maize Cob Briquettes

Maize Cob in Phisanulok

Residual

to

Product Ratio

0.273

Page 6: The Effects of Moderate Die Pressure on Maize Cob Briquettes

Maize Cob in Phisanulok

0 5000 10000 15000 20000

123456789

dis

tric

t n

um

ber

maize cob (ton)

Approximate 38,801 tons available in this area

Page 7: The Effects of Moderate Die Pressure on Maize Cob Briquettes

BRIQUETTING TECHNOLOGY

Sta

lky,

coa

rse

mat

eria

ls

Dry materials

Wet materials

Fin

e m

a ter

ial s

Dryingprocess

Cutting/grindingprocesses

Wet materials

Dry materials

Dryingprocess Briquetting

process

Pro

du

cts

Page 8: The Effects of Moderate Die Pressure on Maize Cob Briquettes

Molasses 23%

by weight 38mm ID x 100mm H

100 g of material: 73% maize cob and 23% molasses

Pressure: 7, 10 and 13 MPa

Dwell time: 15 seconds

Moisture content: 7.5%

Page 9: The Effects of Moderate Die Pressure on Maize Cob Briquettes

1. Relaxation in length

2. Relaxation in volume

3. Impact resistance index

4. Percentage of weight loss

5. Water resistance

Page 10: The Effects of Moderate Die Pressure on Maize Cob Briquettes

5

7

9

11

13

15

17

19

21

23

0 20 40 60 80 100 120

hour

% elon

gatio

n

% Elongation

Page 11: The Effects of Moderate Die Pressure on Maize Cob Briquettes

5

10

15

20

25

30

0 20 40 60 80 100 120

hour

% volum

e

% Increased Volume

Page 12: The Effects of Moderate Die Pressure on Maize Cob Briquettes

Die pressure (MPa)

The percentage of weight loss

10 drops 20 drops 30 drops

7 0.27 0.52 0.64

10 0.26 0.36 0.50

13 0.30 0.43 0.65

Impact Resistance Index

And % weight loss

Page 13: The Effects of Moderate Die Pressure on Maize Cob Briquettes

Die pressure (MPa)

Dispersion time of briquettes in cold water (second)

The onset point 50% 100%

7 9.0 30.0 45.3

10 8.7 30.5 47.1

13 8.8 27.6 51.0

Water Resistance

Page 14: The Effects of Moderate Die Pressure on Maize Cob Briquettes

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