RBD

Recent Developments in Processing of Fats and Oils

Ken Carlson RBD Technologies Inc., USA.

RBD

Recent Developments in Processing of Fats and Oils

Topics

q General Trends q Fractionation q Degumming/Neutralization q Bleaching q Hydrogenation q Interesterification q Deodorization q Fish Oil q Biodiesel q Controls

Recent Developments in Processing of Fats and Oils

General Trends

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q New Processing Technology: BioChem (enzymes) q Environmental: Effluents, water, odors q Sustainability: Consumption vs supply, energy q Oil quality: Flavor, shelf life, nutrition, toxins, etc. q Recovery of by-products: Fatty acids, tocos, etc. q Automated lab: FFA, OSI, ICP, moisture, etc. q On-line quality monitoring: Color, FFA q Controls: Ethernet

Recent Developments in Processing of Fats and Oils

Fractionation

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Recent Developments in Processing of Fats and Oils

Degumming/Neutralization

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q Cavitation technology

q Combined PLC/PLA enzymes for degumming

q Integrated direct drive separators

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Recent Developments in Processing of Fats and Oils

Cavitation Technology

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Recent Developments in Processing of Fats and Oils

Cavitation Technology

Arisdyne Systems Controlled Flow Cavitation™

Degumming and Neutralization with

Higher Yield and Less Chemicals

• Small footprint • Easy to install • Robust and durable • Adjustable capacity • Resists clogging

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Recent Developments in Processing of Fats and Oils

Combined PLC/PLA Enzymes

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Recent Developments in Processing of Fats and Oils

Integrated Direct Drive Separators

Recent Developments in Processing of Fats and Oils

Bleaching

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q In-line color monitoring

q New clays & gum/soap adsorbents

q Increased use of activated carbon for removal of toxins (PAH’s, dioxins, etc.) and non-carotene red/brown colors

q Bleaching clay with activated carbon

q Enzymatic bleaching trials

q Increased use of pulse tube filters

Recent Developments in Processing of Fats and Oils

In-line Color Monitoring

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Recent Developments in Processing of Fats and Oils

New Clays and Gum Adsorbents

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Recent Developments in Processing of Fats and Oils

New Clays and Gum Adsorbents

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Recent Developments in Processing of Fats and Oils

New Clays and Gum Adsorbents

Recent Developments in Processing of Fats and Oils

Bleaching Clay with Activated Carbon

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Recent Developments in Processing of Fats and Oils

Enzymatic Bleaching

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Recent Developments in Processing of Fats and Oils

Increased use of Pulse Tube Filters

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Recent Developments in Processing of Fats and Oils

Hydrogenation

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q Partial hydrogenation replaced by fully hydrogenated fats blended and interesterified with liquid oils

q New more efficient/selective catalysts

q Improved reactor agitator designs

Recent Developments in Processing of Fats and Oils

New Catalysts

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Recent Developments in Processing of Fats and Oils

Interesterification

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q Soap removal by adsorbents rather than washing in chemical process

q Safer handling of catalyst

q Enzymatic replacing chemical process

Recent Developments in Processing of Fats and Oils

Batch Chemical Interesterification

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Reactor

Adsorbent Filter

Precoat Tank

Spent Adsorbent

Safety Filter

To vacuum

Dosing System

Filter Aid

Sodium Methoxide

Dosing System Silica Earth

Citric Acid Dosing System

Heater

N2

N2

Interesterified oil

Drop Tank

Blended bleached oils

Recent Developments in Processing of Fats and Oils

Continuous Enzymatic Interesterification

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Blended RBD oils

Vacuum Dryer Buffer Tank

Heater Cooler

Enzyme Preparation

Tank

To vacuum

To vacuum

To vacuum

To vacuum

Enzyme

Product Tank

Cooler

Safety Filters

Interesterified oils

4 - 6 Interesterification Reactors

As per DeSmet/Novozymes

Recent Developments in Processing of Fats and Oils

Deodorization

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q Two-stage scrubbers for separation of FFA’s and micro nutrients (tocos etc.)

(various designs by Alfa-Laval, Crown, DeSmet, Lipico etc.)

q Increasing use of “clean” vacuum systems

q Increasing use of ice condensation vacuum systems

Recent Developments in Processing of Fats and Oils

Two Stage Scrubbers

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High Toco

Fraction

Vapor from Deodorizer

Low Temp Section

High Temp Section

High FFA

Fraction

Generic Design (no proprietary details)

To vacuum system

Circ Pump

Cooler Circ Pump

Cooler

Recent Developments in Processing of Fats and Oils

Dirty vs Clean Vacuum Systems

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Cooling Water

Vapor from Deodorization

Vapor from Deodorization

“Dirty” System “Clean” System

Clean water to Cooling Tower

Greasy water to Cooling Tower Effluent

Greasy water Cooler

Caustic

Hot Well

Water Chiller

Recent Developments in Processing of Fats and Oils

Ice Condensation Systems

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Hot Well Effluent

Ammonia to Chiller

Ammonia from Chiller

In use Melting Hot ammonia

Vapor from Deodorizer

Melted fat

Ice Condensers

Recent Developments in Processing of Fats and Oils

Enzyme for Fish Oil Concentrates

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Recent Developments in Processing of Fats and Oils

Enzyme for Biodiesel

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Recent Developments in Processing of Fats and Oils

Controls

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RTU Remote Terminal Unit (converts sensor to digital data) PLC Programmable Logic Controller SCADA Supervisory Control Automation Data Acquisition HMI Human Machine Interface (PC) LAN Local Area Network WLAN Wireless Local Area Network

q Fieldbus allowing multiple units per wire set as well as two-way communication with digital HART type instruments with EDDL

q Wireless instruments for remote locations

q Handheld communicators for linking with SCADA system

Fieldbus Digital two-way data transfer (6 – 8 devices/cable) Ethernet Standard communications protocol for building LANs HART Highway Addressable Remote Transducer (communication protocol for smart hosts and devices) EDDL Electronic Device Description Language (for accessing instrument manuals in SCADA system)

Some common terms:

XV Latin AOCS Congress, Santiago 2013

Thanks for Your Attention !

Thanks for Your

Attention !

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