4th International Freiberg Conference

on IGCC & XtL Technologies - IFC2010

Matthias Rudloff Manager Marketing, Sales, Project Development

CHOREN Industries GmbHFrauensteiner Str. 59 •

09599 Freiberg •

Tel./Fax: +49 3731 2662-222/-25 matthias.rudloff@choren.com •

www.choren.com

Bio-Syngas via CHOREN’s gasification technology

- Operation of BTL Demo plant and future prospects -

Content

1. CHOREN – The Company2. Technology3. Beta Plant Experience 4. Applications5. Projects

1. CHOREN company key figuresCHOREN

• German gasification technology company• First Mover in BTL-Technology: Gasification / Fischer Tropsch• Established out of the former DBI after the German reunification(1990)

• Continuous non-laboratory 100% BTL production facility (2003)• Commercial BTL demonstration facility (2010)• Patented Carbo-V + other gasification processes

• 260 Employees (Dec. 2009)• partnership with Daimler and VW, (invested in CHOREN since Oct 2007, total < 50%),

• Capital employed > €180 Mio. • Located in Germany (Freiberg & Hamburg), China and USA

Content

1. CHOREN – The Company2. Technology3. Beta Plant Experience 4. Applications5. Projects

The Carbo-V Process (45/160 MW)

syngas

steam

Gas scrubber

Waste water

Vitrifiedslag

Carbo-V-Gasifier

Raw gas (free of tar)

oxygen

Heatexchanger

deduster

Residual char, ash

Gas-conditioning

Gas-usage

char

Pyrolysis gas

Biomass

Low-temperature-gasifier (NTV)

Carbo-V =Entrained flow gasificationAutothermal biomass pre- conditioningChemical quenching

CHOREN’s 400 MWth CCG Technology

Vitreous Slag

1200

–15

00 °C

200

°C

Coal/Oxygen/ Steam

Raw SynGas

Heat (Steam)

CCGAdvantages:

Entrained Flow Coal GasifierSlagging gasifier: protective slag layerHigh ash content flexibilityHigh quality synthesis gas, no condensates Dry dust gasifier advantages

Technical Specs:Up to 1,500 t/d per unit40 bar (580 psig)Up to 93% CO + H2

Up to 35% ash contentAsh melting points of 1,400 °C or higher with fluxing agentsBurner lifetime up to 4 years (yearly inspections)Cooling screen lifetime up to 10 years

First Project Awarded:China – Ammonia reformer repowering 2 x 400 MW CCG gasifiers awarded in 2007

Entrained flow gasifier for coal, petcoke, slurry, biooil, torrefied wood

Carbo-V - 45 / 5(Beta)

Carbo-V - 160 / 5(Sigma)

Clean Carbon Gasifier (CCG)

CHOREN gasifier

Content

1. CHOREN – The Company2. Technology3. Beta Plant Experience 4. Applications5. Projects

1990 1995 2000 2005 2010 2015

Carbo-V Development stages

Pilot plant with air blown gasifier

Alpha 1 MW O2

Scaleup * 45 (one line)

BTL Sigma: 200 ktpa

Sigma plant 640 MW4 parallel gasifiers á 160 MW

Beta: 15 ktpaBETA Freiberg

First commercial BTL plant 45 MW

15 MW air30 MW O2

45 MW O2 HTV

Scaleup * 4 (multiple lines)

Operation

Execution

Scouting

FID

FED 1- 3

Beta-Plant – Carbo-V Reference

45 MW thermal 65,000 t/a feedstock 18.0 mio. l SunFuel

Alpha-Plant

Biomass storage (wood chips)

Carbo-V Gasifier

Power station

Fischer-Tropsch- synthesis

Tank farm

6

3

2

5

1

1

2

3

4

5

6

4

Updated Status of CHOREN Beta Plant

Content

1. CHOREN – The Company2. Technology3. Beta Plant Experience 4. Applications5. Projects

+ Industry Partners

Utility Integration

CHOREN Gasification Application Overview

Entrained Flow GasificationCarbo-V and CCG (Coal,

petcoke, biooil, torrefied biomass)

Gas Cleanup

Feedstock Prep and Handling

Biomass

Coal

Petcoke / Residuals

Waste

Synthesis GasMethanol

Ethanol

H2

Ammonia

UreaSNG

FT-ProductsPower / Steam

EthylenePropylene

DME

Acetic Acid

Product Conversion

Technologies*

*Non-exhaustive technologies list for clarity

Why entrained flow gasification for syngas production?

Due to their high operation temperature (> 1200°C), just entrained flow gasifiers ensure:

tar content below detection limitminimum methane max. CO+ H2

Relative Abnahme der Synthesegasmenge bezogen auf die Menge im thermodyn. Gleichgewicht als Funktion des CH4-Gehaltes

0,00

5,00

10,00

15,00

20,00

25,00

30,00

35,00

40,00

45,00

0,00 0,01 0,02 0,03 0,04 0,05 0,06 0,07 0,08 0,09 0,10 0,11 0,12 0,13

CH4-Gehalt in m³/m³, wf

Abn

ahm

e in

%

Druck: 5 baraVergasungsendtemperatur: 900 °C

Bereich WS-Vergasung

Bio-Syngas 160/5

Feedstock platform

Biomass portfolio to be defined

Gasification1 x 160/ 5 Carbo-V

• locker, hopper & feeding units for feed-stock & intermediate products

• LT gasification• HT gasification• gas cooling• gas dedusting

• fuel unloading• fuel conditioning• fuel storage• fuel drying• fuel conveying

Sub-processes:

33 bdt/h250,000 bdt/a

H2 + CO ~ 40,000 Nm³/h

Carbo-V gas composition

Carbo-V 160/5O2 (99,5%)

mol % in dry gasCO 41,2CO2 24,0H2 33,7CH4 < 0,1N2 1,1H2S < 0,02

gasification of wood, gas after gas scrubber

H2 from Bio-Syngas – Block Diagram

• locker, hopper & feeding units for feed-stock & intermediate products

• LT gasification• HT gasification• gas cooling• dedusting

•wet gas cleaning•CO-Shift•CO2-removal

• PSA• fuel unloading• fuel conditioning• fuel storage• fuel drying• fuel conveying

Sub-processes:

Feedstock platform

Gasification1 x 160/5 Carbo-V

Gas conditioning H2-separation

33 bdt/h250,000 bdt/a H2: 101 MW

Bio SNG – Block Diagram

• locker, hopper & feeding units for feed-stock & intermediate products

• LT gasification• HT gasification• gas cooling• gas dedusting

• wet gas cleaning• CO-Shift• Selexol• Gas Compression

Methanation• catal. Methanation• gas upgrading

Power Island• steam turbine• generator

• fuel unloading• fuel conditioning• fuel storage• fuel drying• fuel conveying

Sub-processes:

Feedstock platform

Biomass portfolio to be defined

Gasification1 x 160/5 Carbo-V

Gas conditioningsingle line Application

CH4: 97 MW33 bdt/h

250,000 bdt/a

Power:1.7 MW

Project Economics: Dependency on natural gas price

10 €/MWh

30 €/MWh

50 €/MWh

70 €/MWh

90 €/MWh

110 €/MWh

10 €/MWh 20 €/MWh 30 €/MWh 40 €/MWh 50 €/MWh 60 €/MWh 70 €/MWh

Natural Gas price

offta

ke p

rice

SNG 1x160 MW H2 1x160 MW (using nat. gas)Fossil hydrogen natural gasH2 1x160 MW (using add. Biomass)

Ø 2005-2009 max. 2005-2009

Content

1. CHOREN – The Company2. Technology3. Beta Plant Experience4. Applications5. Projects

Updated Status CHOREN Projects

C = Carbon

REN = Renewable

H = Hydrogen

O = Oxygen

Disclaimer: The document is incomplete without reference to, and should be viewed solely in conjunction with the oral briefing provided by CHOREN. Certain statements that are included in this presentation are forward-looking in nature. There are associated risks and uncertainties inherent in such statements and actual results may differ materially from those expressed or implied by the forward-looking statements. CHOREN doesn’t assume any liability for those statements. There is no requirement or obligation for CHOREN to update these forward looking statements.