The Scientific and Technical Centre for Building Answering the - - PowerPoint PPT Presentation

The Scientific and Technical Centre for Building

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Answering the stakes of sustainable construction

Answering the stakes of sustainable construction

PRODUCTION OF SCIENTIFIC KNOWLEDGE ON THE WATER CYCLE INSIDE BUILDINGS AND RELATED TO ITS CLOSE ENVIRONMENT

TECHNICAL ASSESSMENT

• Pressurized pipes and

sanitary accessories

• Technologies for water

treatment

• Sewage pipes and equipments
• On-site wastewater treatment

plants HES DEPARTMENT, CSTB Marne-La- Vallée TO IMPROVE THE QUALITY AND SAFETY OF SUSTAINABLE CONSTRUCTION Objectives: support the French policies vs. risks

CAPE DEPARTMENT, CSTB NANTES

RESEARCH EXPERTISE 3

LABORATORIES FOR HYDRAULIC AND SANITARY EQUIPMENTS

Assess the quality of products and sanitary systems. Test platform: 3 500 m2

Staff

63 people

Key activities

Assessment of the quality of products and components used in fluid networks

Risks, innovative products and processes

Tests

Materials and components ; mechanical, hydraulic and physico-chemical tests

Certification

Innovative and traditional products

HES Department

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AQUASIM

Research - Expertise Evaluation

Staff

6 research scientists, 3 technicians, 10 PhD students and 1 post-PhD student.

Key activities

Experiment and simulate the water cycle within the building – plot – environment system.

Staff

3 engineers, 5 technicians.

Key activities

Evaluation of the quality of networks and on-site wastewater treatment plants. Tests

• CE marking; mechanical, hydraulic and physico-chemical

tests

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CAPE Department

Integrated approach of the water cycle

AQUASIM building Plot zone Technical gallery

Interactive system: building - plot - environment

Collection and production of different types of water Water transport and usage Treatment and release to the environment

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AQUASIM in figures

Total surface area for building: 2300 m2, storage pools from 100 to 200 m3, 20 tanks from 1 to 6 m3, plots: 5000 m2, pipes: 7 km

AQUASIM Facility

Analytical tools

Laboratory for physicochemical analysis of water

• GC/MS, ionic chromatography, TOC-metre

Laboratory for analysis of materials

• Polymeric materials, metallographic analysis

Laboratory for microbiological analysis On-line analysis

Experimental facilities

Climatic pool (96 m3 regulated for temperature and humidity), experimental zones (80 m2 and 150 m2), green wall (80 m2), plot with groundwater (38 m2, 70 m3), plots for water infiltration, plots for experiments on wastewater treatment plants, water treatment equipments (filtration, softener, UV, O3 production, osmosis, demineralization, ClO2 production). 7

Research topics Health, comfort

Interaction material/water, sanitary risks, cold and hot water, reuse of alternative resources

Water treatment

Drinking water, recreational water

Water management

Recycling, energy recovery from water

Durability

Metallic and polymeric materials, recycled materials

Release to the environment

Sanitary and technical risks 8

Staff

• O. Correc, D. Orditz (research and expertise

engineers), 1 technician, 2 PhD students

Durability of materials

• Determine the chemical compatibility of materials used

for drinking water pipes.

• Simulate the long-term behaviour of PA6,6 by ageing

experiments.

• Characterize the damaging and life duration of sewage

products made with recycled materials.

• Develop analytical methods to assess the physico-

chemical properties of recycled materials.

Partners

Laboratory for Processes, Mechanical Engineering and Materials (ENSAM Paris), CETIM, Polytech Nantes, Institute of Materials of Nantes, Regional Council of Pays de la Loire

Research program

Plastic industry; CETIM; Regional Council of Pays de la Loire

Objectives

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• 6
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• Elaboration of a method to objectivize the sensorial

measurements of water flavours using indicators of the nervous system.

• Study of the interaction mechanisms between materials

and water in dynamic conditions in order to improve the management of sanitary risks related to water pipes.

Interaction materials/water

Partners

Ecole Nationale Supérieure de Chimie of Rennes, CETIM, Irccyn

Research program

CETIM

Staff

• P. Humeau (research and expertise engineer),

2 PhD students

Objectives

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Objectives

• Study of emissions of chlorination by-products in closed

swimming-pools’ atmospheres – Elaboration of a method to measure and analyse the influence of operating parameters in a reference pool.

• Measurement
• f

performances

• f

decarbonisation processes.

Water treatment (drinking water, recreational water)

Partners

Ecole Nationale Supérieure de Chimie of Rennes

Research program

ANSES program: Evalchlore Project (2013-2015), EvalPiscine Project (2014).

Staff

• P. Humeau (research and expertise engineer),
• N. Garandel (engineer), 1 technician

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Staff

• N. Garrec (research and expertise engineer),

1 technician, 2 PhD students

Microbiological sanitary risks

Objectives

• Characterization of sanitary risks related to:
• cold water pipes and thermal springs

(Pseudomonas),

• hot water pipes (Legionella, amoebae and intra-

amoebae micro-organisms).

• Qualitative and quantitative study of biofilms in hot and

cold water pipes.

• Elaboration of innovative procedures for network

disinfection.

Partners

Ecole des Mines of Nantes, Universities of Poitiers, Lorraine and Aix-Marseille, Thermal Institute of Dax, City of Enghien-les-bains.

Research program

INDICAMIBES (2010-2013) : Detection et quantification of the main amoebae by PCRq. 12

Staff

• G. Bulteau, N. Garrec, B. de Gouvello (research

and expertise engineers), 3 technicians, 3 PhD students

Water management (recycling, energy recovery)

Objectives

• Characterization of risks related to the use of treated

greywater for outdoor uses.

• Characterization and evolution of microbiological quality
• f alternative waters (rainwater, greywater) that are

produced, treated and stored in buildings.

• Determination of the efficacity of heat exchangers for

instantaneous energy recovery from shower greywater.

Partners

Ecole des Mines of Nantes, Ecole Nationale des Ponts et Chaussées, STX Europe, Wirquin

Research program

Cycleaux-1 (2006-2011) : Greywater reuse in buildings and cruise ships 13

Release to the environment

Staff

• A. Lakel (research and expertise engineer),

2 technicians, 2 PhD students

Objectives

• Dynamics of pollutants in soils – Infiltration of stormwater:

development of methodologies for soil reconstitution.

• Biosensors for the supervision of the biodegradability and the

toxicity of rainwater and water from treatment plants.

• Study of clogging phenomena in unsaturated flow sand filters used

for on-site wastewater treatment.

Partners

Ecole Centrale of Nantes, IUT of La Roche-sur-Yon, University of Limoges

Research programs

ANSES program: RISANCO project (2010-2012) ANR program: BIOGUARD project (2011-2014) Regional Council of Pays de la Loire

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CSTB, to serve the citizens through the quality and safety guarantee

• f buildings and their environment.

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