Conventional Chlor-Alkali Electrolysis

Tessenderlo

Belgium (Commissioning 2006)

Capacity: 306,000 t/year of NaOH; 272,000 t/year of Cl₂

Process: thyssenkrupp Uhde Chlorine Engineers

Speciality: EPC

Key Highlights:

Steel Structure: ~ 2500 tons

Soil removal: ~ 12000 m³

Piping material: ~ 450 tons

Static Equipment: ~ 600 tons

P&ID‘s: ~ 130 dwgs.

LV Motors: ~ 95 nos.

MV Motors: for Cl₂/H₂ compressor

Installed Power: ~ 100 MVA for TR,~ 7 MVA for motors

I/O‘s: ~ 3500 nos.

Vestolit

Marl, Germany (Commissioning 2007)

Capacity: 236,900 t/year of NaOH; 210,000 t/year of Cl₂

Process: thyssenkrupp Uhde Chlorine Engineers

Speciality: Turnkey

Key Highlights:

Steel Structure: ~ 1000 tons

Soil removal: ~ 5000 m^₃

Piping material: ~ 300 tons

Static Equipment: ~ 300 tons

P&ID‘s: ~ 50 dwgs.

LV Motors: ~ 75 nos.

MV Motors: for Cl₂/H₂ compressor

Installed Power: ~ 80 MVA for TR, ~ 3 MVA for motors

I/O‘s: ~ 1000 nos.

OLIN Corporation

McIntosh, Alabama/USA (Commissioning 1998)

Capacity: 225,000 t/year of NaOH

Process: thyssenkrupp Uhde Chlorine Engineers

Speciality: L (EP)

ERCO Worldwide (USA) Inc.

Port Edwards, Wisconsin/USA (Commissioning 2010)

Capacity: 110,800 t/year of Cl₂; production is split into KOH and NaOH

Process: thyssenkrupp Uhde Chlorine Engineers

Speciality: L (EP)

Covestro (former Bayer Material Sc.)

Baytown TX USA (Commissioning January 1999)

Capacity: 320,000 t/year of NaOH

Process: thyssenkrupp Uhde Chlorine Engineers (IEM Electrolysis)

Speciality: Electrolyzer supply; EPC for cell room

Key Highlights:

For this Covestro’s first CA plant in USA, thyssenkrupp Uhde Chlorine Engineers was responsible for engineering, procurement and construction (EPC) for cell room.

24 sets of BiTAC 873 started the operation in 1999 and some of them are converted to n-BiTAC for better performance.

KEM ONE

Lavera, France (Commissioning 2017 (planned))

Capacity: 400,000 t/year of Cl₂

Process: Chlor-Alkali

Licence: thyssenkrupp Uhde Chlorine Engineers

Contract: EP

Key Highlights: Hg Conversion

PCC Rokita SA

Brzeg Dolny, Poland (Commissioning 2015)

Capacity: 62,285 t/year of Cl₂

Process: Chlor-Alkali

Licence: thyssenkrupp Uhde Chlorine Engineers

Contract: EP

Key Highlights: Hg Conversion

Formosa Plastics Corporation, Texas

Point Comfort TX USA (Commissioning December 1993)

Capacity: 820,000 t/year of NaOH

Process: thyssenkrupp Uhde Chlorine Engineers (IEM Electrolysis)

Speciality: Basic and detailled Engineering of total chlor-alkali plant Electrolyzer supply

Key Highlights:

The operation started with 690,000 t/year of NaOH and the capacity was increased to 820,000 t/year of NaOH in 1998.

Formosa Plastics Point Comfort still operates one of the largest monopolar cell room.

Befar Group Co, Ltd

P.R. China (Commissioning December 2013)

Capacity: 180,000 t/year of NaOH, 160,000 t/year of Cl₂

Process: thyssenkrupp Uhde Chlorine Engineers

Speciality: L (EP) + Supervision and Training

Key Highlights:

Project: Plant Expansion

Scope of Supply: BM 2.7 – Electrolyzers, Uhde EVALUATOR Monitoring System, Brine Secondary Purification, Maintenance Room

BorsodChem

Hungary (Commissioning 3 phases in 2005, 2006 and 2012)

Capacity: 200,000 t/year of NaOH

Process: thyssenkrupp Uhde Chlorine Engineers (IEM Electrolysis)

Speciality: Electrolyzer Supply, Basic Engineering of cellroom

Key Highlights:

2 different generations of BiTACs in one single cellroom.

The first generation to be replaced by the latest nx-BiTAC.

1st Phase. 100,000 mtpy - NaOH

BiTAC^®- 861 x 8 (Start-up September, 2005)

To be converted into nx-BiTAC by replacing elements in Autumn, 2015

2nd Phase. 50,000 mtpy - NaOH

n-BiTAC - 861 x 4 (Start-up September, 2006)

3rd Phase. 50,000 mtpy – NaOH

n-BiTAC - 861 x 4 (Start-up October, 2013)

TOSOH CORPORATION

Nanyo, Japan (Commissioning 1999)

Capacity: 325,000 t/year of NaOH

Process: thyssenkrupp Uhde Chlorine Engineers (IEM Electrolysis)

Speciality: Electrolyzer Supply

Key Highlights:

Various types of BiTAC series have been operated at Nanyo Plant and total production capacity of BiTAC series is approx. 800,000 mtpy-NaOH.

BiTAC^® - 827 x 16 (Start-up June, 1998)

BiTAC^® - 840 x 12 (Start-up December, 1996)

BiTAC^® - 875 x 16 (Start-up June, 1999) (*increased 883 in 2007)

BiTAC^® - 880 x 6 (Start-up June, 2004) (*elements of 2 electrolyzer were used into BiTAC875 to 883)

n-BiTAC - 880 x 6 (Start-up July, 2007)

nx-BiTAC - 885 x 2 (Start-up October, 2014)

Luxi Chemical

Shandong, China (Commissioning 2010)

Capacity: 200,000 t/year of NaOH

Process: thyssenkrupp Uhde Chlorine Engineers (IEM Electrolysis)

Type: n-BiTAC880x2x6

Haobang Chemical

Shandong (Commissioning 2013-2015)

Capacity: 600,000 t/year of NaOH

Process: thyssenkrupp Uhde Chlorine Engineers (IEM Electrolysis)

Type: n-BiTAC 890x2x14, n-BiTACⅡ 890x2x2