TECHNICAL CENTER IN

CORROSION, BIOCORROSION AND BIOFOULING

AJ/AJ-13/PRES/1721V3

CORRODYS, 145 Chemin de la Crespinière, BP 48, 50130 Cherbourg-Octeville - FRANCE

www.corrodys.com - Phone + 33 (0)233 018 340

Technology center in

Corrosion, Biocorrosion, Biofouling Interaction materials / biofilms - biofouling

Activities 13 people

Legal status Business association under the French law of 1901

CRT label Centre for Technological Resources

SERVICES

R&D

Expertises

Tests

Consultancy

Analyses

Technological Watch

Diagnosis

Collaborative projects

In-house projects

Financial backers

County council of la Manche Lower Normandy regional council European Union (FEDER)

CIR Research tax credit CII Innovation tax credit

OVERALL PRESENTATION

Companies from any sectors facing corrosion issues

From SME’s to large international groups or PME

Nuclear Oil & Gas

MRE Building

Civil engineering Public works

Water networks

Maritime

Others

OUR CUSTOMERS

Marine Renewable Energy

Biofilm and fouling formation

Microorganisms Environment

Materials

Biocorrosion Biofouling Deposit

CORROSION - BIOCORROSION - BIOFOULING

Main influencing factors

A multidisciplinary team

Complementary

skills

and knowledge

PhD’s, engineers, technicians

Corrosionnists

Biologists

Microbiologists

Technological watch

Physico chemists

A COMPREHENSIVE OFFER

Laboratories Testing hall On site

Reactors, cryostats … Climatic chamber Test loop in renewed environment

Test loop supplied in natural seawater Electrochemical test tanks

Test to scale 1

Adapted facilities for different needs

OUR TESTING FACILITIES

Natural seawater, fresh water, process water With or without: Oxygen, Nitrogen, CO2, Bacteria responsible for biodeterioration, synthetic or biogenic sulfides

Acid atmosphere Salt-spray test Aging test (temperature, humidity)

In line with the real operating conditions

Customized tests

OBJECTIVES

Find the sturdiest material

Choose the most efficient anticorrosion and antifouling protection

Choose the most efficient biocides

U-Bend tests 4-point bending

Adjustable test facilities

Samples collected directly from our client’s environment

IMMERSION

ATMOSPHERE

STRESS TEST

CORROSION BIOCORROSION BIOFOULING TESTS

A unique know-how

After many years of in-house research & development projects, Corrodys is now able to

recreate in the laboratory accelerated MIC (Microbiologically Influenced Corrosion)

Accelerated corrosion

Formation of pathogenic biofilms just after 4 weeks (in a marine environment)

Quick answers guaranteed

Without biocide With biocide

Observation of samples from accelerated biocorrosion test after 15 days

CORROSION BIOCORROSION BIOFOULING TESTS

Click to open

Test loop in renewed environment

OBJECTIVES

Evaluate biocides effectiveness (antimicrobial, inhibitors…) on biofilms

Assess the safety of those products on the materials

Help development of innovative environmentally friendly solutions

ADJUSTABLE PARAMETERS

Oxygen level - Aerobic or anaerobic test

Temperature - From 25°C to 60°C

Flow speed

Material - Metallic or not, with or without coating

Flowing medium

CORROSION BIOCORROSION BIOFOULING TESTS

Test loop supplied in natural seawater

OBJECTIVES

Qualify materials and coatings immersed in a marine environment

Validate treatment solutions against marine corrosion (antifouling, biocides, corrosion inhibitors, cathodic protection …)

ADJUSTABLE PARAMETERS

Oxygen level - Aerobic or anaerobic test

Temperature - From ambient to 60°C

Flow speed - Up to a max. of 2m/s for a Ø 1,7cm pipe

Tested material - Metallic or not, with or without coating

Seawater treatment - Possibility of injection

CORROSION BIOCORROSION BIOFOULING TESTS

Click to open

Customized biofouling tests

OBJECTIVES

Validate antifouling systems (coatings, ultrasound …)

Qualify material in marine environment

TESTING CONDITIONS

Seawater - Continuously renewed

Current speed - Up to 2 m/s

Erosion - Presence of particles in suspension.

Reference microfouling – Bacteria, algae …

Temperature – Adjustable

A unique test facility

Closest recreation of real service conditions

Application for tidal turbines farms

IN-HOUSE DEVELOPMENT

Project co financed by ADEME Investments for the Future Program

OBJECTIVES

Identify cause of the corrosion damages

Recommend corrective actions

01 INVESTIGATION

Work on site Full inspection of facilities

04 REPORT

Results from the investigation work, analyses and the study of the technical documents provided

02 SAMPLES

Materials, deposits, fluids … surrounding medium

03 ANALYSES

Metallographic, microbiological, physicochemical

EXPERT ASSESSMENT

Consultancy

Diagnosis

Assistance since the designing of industrial facilities

Ensure safety and sustainability of structures against corrosion, biocorrosion and biofouling

ADVICES ON THE CHOICE OF

Metallic materials

Materials assembling

Protection system

Anticorrosion, antifouling, biocides, coatings …

Risks related to design

Risks related to operating conditions

Cathodic protection potential inspection

Level I, buried structure sector

Example:

Marine adaptation of equipment

CONSULTANCY & DIAGNOSIS

Risk evaluation at a specific point in time

ANALYSES

MICROBIOLOGICAL Microorganisms analysis

Microorganisms distribution on the surface of the material SEM – Epifluorescence microscope

Morphology Microscopy - Revification

Diversity Microscopy – Molecular detection method

Research and measurability of microorganism (specific bacteria involved in corrosion phenomena: SRB, TRB, APB, IRB, Methanogens) Revification - Molecular biology - Enzymatic method

Identification API strip – Molecular biology

PHYSICOCHEMICAL Environmental analysis

Dissolved oxygen, pH, conductivity, T°C Electrodes - Probes

Quantification of species ICP-AES, SAA

Quantification of sulfides Internal method

Quantification of nutrients COT, Sulfides, Nitrates …

Identification of corrosion products X-ray diffraction, Raman spectrometry

METALLOGRAPHIC Material analysis

Material characterization Microstructure - Hardness

Uniform degradation Electrochemical and gravimetric monitoring

Localized degradation Morphology and deterioration profile

Density and depth of corrosion pit

02

01

03

MARINE RENEWABLE ENERGIES PROJECTS

Consultancy, diagnosis

Marine adaptation of equipment (tidal turbine) Choice of metallic materials and research of protective solutions against

corrosion and biofouling phenomena

Assistance with the choice of protective system for a floating tidal turbine Protection against corrosion and biofouling phenomena

RESEARCH & DEVELOPMENT Anti-corrosion, anti-fouling subjects

SEATC – innovative transformer/connector Collaborative project, cofinanced by ADEME, PIA.

SERVICES

Analyses

Biofouling characterization

Test of antifouling solutions efficiency

RESEARCH & DEVELOPMENT

Work in collaboration with industrials, research centers and university

Europe, Research fund for coal and steel, ArcelorMittal, Swerea Kimab, University of Cadiz,

University of Delft, University of Rouen

University of Caen, DCNS, ARAGO, DGA, IFREMER

CETMEF, BAC Corrosion Control, ACCOAST, A-CORROS, Grands ports maritime (Nantes-Saint-Nazaire, Le Havre, Marseille, Dunkerque), research laboratories (LEMMA from the université of La Rochelle , LISE from CNRS/UPR15, l’Institut de la Corrosion)

MICSIPE

Microbiologically induced corrosion of steel structures in port environment

REI Recherche Exploratoire et Innovation

Study of the biofilm and corrosion on stainless steel alloys in natural seawater

CEMAR PC Corrosion Electrochimique MARitime – Protection Cathodique

Study of marine electrochemical corrosion and cathodic protection

M’Prime, DCNS, Activetech, G2ELab. Cofinanced by ADEME, French Environment & Energy Management Agency

SEA TC innovative Transformer Connector

Development of an industrial solution (tidal turbine and wave energy). A transformater/connector to carry energy underwater

OUR PARTNERS

Corrosion

Maritime