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Jayant Sawant. Ph. D General Manager - Technology

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Welcome to PRAJ

PACRIM 2013 JS

Praj Industries Limited - Background

Three decades in the business of biofuels

Business Lines

• Bio Ethanol

• Breweries

• Water and Wastewater

• Inputs and Chemicals

• Energy Crops Services

• Customized Engineering and Manufacturing

Over 600 references in 60 countries

Over 275,000 sq ft of world class manufacturing facilities meeting global standards.

Largest Resource Base for Bio Ethanol Industry Diverse Global Feedstock Experience

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Praj Matrix – The Innovation Center

US$ 20+ Mn investment

80,000 sq ft of Labs, PP, and

Offices

14 Well Equipped Labs

125 technologists and growing

30 PhDs, 80 Masters

Pilot Plants

2 TPD Cellulosic Ethanol pilot plant

Two 750 kg/d Chemical pilot plants

500 sq ft Open Raceway Pond

IP - 11 granted patents + 5 filed

Bench and Pilot scale facilities to enable validation of scientific assumptions and rapid commercialization

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Centers of Excellence

Biologists Chemists Engineers

Molecular Biology

Microbiology

Process Technology Engineering

Analytical Sciences

Chemical Sciences

Various programs utilize resources from each of these COEs as needed

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Praj Matrix Focus

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Core Business 1st Gen Fuels Tech Ethanol, Biodiesel

2nd Gen Fuels Tech

Competency Feedstock Fermentation Down stream

Bioprocess Performance Enhancers

Industrial Performance

Enhancers

Bioethanol Process Performance

Sugar Process Performancele

Crop Performance Enhancers

Symbiotic Microbes

Growth Regulators

Life care Products

Livestock Health & Nutrition Products

Health Enhancers Probioticsthf

Vital Nutrition Products

Human care Products

Oleo - Nutraceuticals

Prebiotics

Industrial Process Technologies

Biochemicals Technologies

2,3 - BDO

Xylitol

Green Chemicals Technologies

Ethyl levulinate

/Levulinic Acid

Furfural

THF

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Techno economics of 1,3 butadiene via

2,3 BDO

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Overview

Base case technology

Assumptions

Costing, Sensitivity Analysis

Butadiene from BDO

Learning

Way forward

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Process Performance

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Parameter Unit of Measurement Value

Theoretical yield of BDO Gram/Gram of Sugar 0.53

Sugar conversion in fermentation

Weight Percent 99

Fermentation Yield Weight Percent of

Theoretical 90

Fermentation Titer Gram/Liter 10

Down stream process efficiency

Weight Percent 95

Fermentation Downstream (SE) Solvent Removal

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Feedstock and Utility Cost

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* Molasses with 40% sucrose

Price Source

Molasses* US$ 100/MT 2011 -12 av. prices

Steam @ 3.5 bar US$ 21.8/MT Praj Std.

Electric Power 11.8 c/KWH Praj Std.

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Utilities and consumables:

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Parameter Unit of Measurement Value

Steam for Sterilization Kilogram/Kilogram BDO 0.5

Steam for evaporation Kilogram/Kilogram BDO 2

Steam for solvent distillation Kilogram/Kilogram BDO 4

Electricity KWH/Kilogram BDO 1

Effluent water generated Kilogram/Kilogram BDO 6.34

Solvent make –up Kilogram/Kilogram BDO 0.01

Nutrient dose Gram/Liter broth 15

PACRIM 2013 JS Title | Date | Confidential | Presentation details 11

Process Cost Estimation

Parameter Key Consumption (kg/kg BDO)

Cost US$/Kilogram BDO

Feedstock 5.56 0.61

Steam 6.5 0.14

Power (KWH) 1 0.12

Solvent 0.01 0.01

Nutrients - 0.03

Cooling water & Air - 0.01

Other chemicals - 0.02

Total 0.93

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Sensitivity

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What could be best possible picture?

Case Possibility Cost US $/kg

Base -- 0.93

A Increase DSP efficiency from 95% – 98% 0.90

B Increase yield to from 90% to95% 0.86

C Reduce Nutrient Dosage from 15g/L to 5g/L 0.83

D Increase titer from 100 to160 Gram/L 0.8

0.60 0.65 0.70 0.75 0.80 0.85 0.90 0.95 1.00

Base case

Case A

Case B

Case C

Case D

Cost, $/kg BDO

BDO Sensitivity (US $)

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Butadiene from BDO

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Butadiene from BDO

Two step conversion of BDO to BDE via chemical synthesis

considered for study

Best in class yields ~ 85-90%

Significant energy integration and recycle of waste streams

considered

2,3 BDO Diacetate 1,3 Butadiene

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Sensitivity : BDE from BDO

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Base-case

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BDE Price Trend

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Margins: Peak BDE Price vs. Sugar Cost

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Sources:

(1) ICIS

(2) Internal Sugar Journal, 2013, V 115, No. 137

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BDE: Sugars vs. Oil

Title | Date | Confidential | Presentation details 19

2012

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Learnings

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Governing factors for success

Type of feedstock

Availability – Scale of operation – Feedstock management – Cost

Titers – Microbiology /Molecular Biology

Downstream – Energy – Good process engineering

Petroleum Prices

SHALE GAS ? C O N S O R T E D E F F O R T S AC R O S S D I V E R S E D O M A I N S

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Technology Transitions

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Technology Evaluation

Renewable resource

Sustainable resource

Low on Utilities

Zero effluent

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Emergence of a New Value Chain

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Feedstock

• Mapping

• Sourcing

• Composition

Process

• Microbe/Enzyme

• Catalyst

Engineering

• Process Intergration

• Detail Engineering

• Equipment Design

End User

• Application Specialist

• B to C player

Praj a global leader in the domain of biofuels for three decades is poised to form crucial linkages in this value chain

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Let’s partner for a sustainable future

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Our Belief

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We believe in providing environment friendly, sustainable solutions

that can make the world a better place

Thank you