bagasse utilization at illovo sugar, sezela mill

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Bagasse Utilization at Bagasse Utilization at Illovo Sugar, Sezela MillIllovo Sugar, Sezela Mill

Presented by Gavin DalgleishPresented by Gavin DalgleishManufacturing ManagerManufacturing ManagerIllovo Sugar, MerebankIllovo Sugar, Merebank

LAMNET Joint Workshop, South AfricaLAMNET Joint Workshop, South Africa19 to 21 August 200219 to 21 August 2002

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Bagasse Utilization at Illovo Sugar, Sezela

• Illovo Sugar Limited• Illovo Sugar Downstream

Products• Illovo Sugar, Sezela• Furfural Production• Furfuryl Alcohol Production

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Illovo Sugar LimitedIllovo Sugar Limited

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Illovo Sugar Limited

• Africa's leading sugar producer • A significant manufacturer of

downstream products• Agricultural, manufacturing and

other interests in:• South Africa• Malawi• Swaziland• Zambia• Tanzania• Mozambique

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Monitor Sugar CompanyIllovo Sugar Limited produces sugar from beet at the Monitor Sugar Company in Michigan

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Location - USA

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Excerpt from Strategic Intent

• To be the leading sugar and downstream products operation in Africa, an increasing global player, and a world class organisation.

• To optimise the return on every stick of cane by adding value to its core commodity products - fibre, sugar and molasses. It will focus on its core business and develop material niche operations which add value.

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Downstream Products

• syrup• furfural• furfuryl alcohol• diacetyl• acetoin• 2,3-pentanedione• ethyl alcohol• lactulose• dextran• electricity

Sezela Sezela -- Sugar Mill and Sugar Mill and Downstream ProductsDownstream Products

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Sezela Sugar Mill

• Illovo Sugars largest mill• 500 tons per hour crush rate• 2,500,000 tons of cane p.a.• 280,000 tons of raw sugar

p.a.

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Downstream Factory

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Downstream Factory

Bagasse

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Downstream Factory

Bagasse

Furfural

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Downstream Factory

Bagasse

Furfural

Furfuryl Alcohol

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Downstream Factory

Bagasse

Furfural

Furfuryl Alcohol

Diacetyl

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Downstream Factory

Bagasse

Furfural

Furfuryl Alcohol

2,3 PD Diacetyl

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Downstream Factory

Bagasse

Furfural

Furfuryl Alcohol

2,3 PD

Acetoin

Diacetyl

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Downstream Factory

• 20,000 tpa Furfural• 12,000 tpa Furfuryl Alcohol• 120 tpa Diacetyl• 10 tpa Acetoin• 500 kg pa 2,3 Pentanedione

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Production ProcessesProduction Processes

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Furfural Production

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Furfural Production

Reactor

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Furfural ProductionBagasse

Reactor

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SteamResidue

Reactor

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SteamResidue

Reactor

Distillation

Condensate

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SteamResidue

Solvents

Furfural

WaterReactor

Distillation

Condensate

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Furfuryl Alcohol Production

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Furfuryl Alcohol ProductionFurfural

Reactor

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Hydrogen

Reactor

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Hydrogen

Reactor

Distillation

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Hydrogen

Furfuryl Alcohol

Impurities

Reactor

Distillation

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Thank YouThank You

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Furfural and Furfuryl Alcohol

• Illovo Sugar Limited• Illovo Sugar Downstream

Products• Production of Furfural and

Furfuryl Alcohol• Furfural Market• Furfuryl Alcohol Market• Conclusions

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Photo Gallery

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Figures and Tables

• FF production PFD• FA production PFD• FF Operating Plants table• Corn Cobs vs Bagasse table

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Graphs

• FF Applications – pie• FA Applications – pie• FF Sales/Prodn/Capacity – bar• FA Sales/Prodn/Capacity – bar• FF and FA price - trend

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Tippler

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Reactor

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Distillation

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FA Plant

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Slide Feeder

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Bagasse

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FF Plant

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Control Room

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FF Plant 2

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Diacetyl Plant

bagasse utilization at illovo sugar, sezela mill

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