R.I.S.A. SrlR.I.S.A. SrlRicerca Ingegneria Sviluppo AmbienteRicerca Ingegneria Sviluppo Ambiente

ResearchResearch

EngineeringEngineering

DevelopmentDevelopment

EnvironmentEnvironment

Research and scientific Research and scientific know-howsknow-hows

• bench-top and pilot plants design and bench-top and pilot plants design and advanced analytic technologies know-how;advanced analytic technologies know-how;• studying the modeling and automation of studying the modeling and automation of water and waste water treatment;water and waste water treatment;• solving sanitary and environmental solving sanitary and environmental treatment problems, in particular controlling treatment problems, in particular controlling the biological section arrangement;the biological section arrangement;• treatment processes monitoring and survey.treatment processes monitoring and survey.

Our missionOur mission

Collect, revise and understand data to provide Collect, revise and understand data to provide modeling approaches supporting wastewater modeling approaches supporting wastewater

system planning and management. system planning and management.

We work globally, inside the client’s company, We work globally, inside the client’s company, to propose a turnkey assistance to the to propose a turnkey assistance to the

customer.customer.

The teamThe team

PhD Cristiano Roselli Della Rovere, engineerPhD Cristiano Roselli Della Rovere, engineer

PhD Ilaria Cimarosti, engineerPhD Ilaria Cimarosti, engineer

PhD Giada Rossi, biotechnologistPhD Giada Rossi, biotechnologist

Prof. Daniele Goi, engineerProf. Daniele Goi, engineer

ActivitiesActivities

Wastewater sample collection, laboratory analyses, Wastewater sample collection, laboratory analyses, value revision.value revision.

MONITORINGMONITORING

0

10

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70

80

90

0 4 8 12 16 20 24

hours

con

cen

trat

ion

COD

NH4+

NO

COD reg

NH4+ reg

NO reg

ActivitiesActivities

MODELINGMODELING

Application of models characterizing microbiological, Application of models characterizing microbiological, chemical and hydraulic processes of water and chemical and hydraulic processes of water and

wastewater treatment plants.wastewater treatment plants.

ActivitiesActivities

Management activities in wastewater treatment plants, Management activities in wastewater treatment plants, from maintenance to upgrading interventions.from maintenance to upgrading interventions.

MANAGEMENTMANAGEMENT

ActivitiesActivities

Refresher and extension course organization for Refresher and extension course organization for public and private operators.public and private operators.

EDUCATIONEDUCATION

Management TeamManagement Team

analyse

Management Board

Public relations, Marketing and Sales

Planning Team

Monitoring Team

Scientific refereeUniversity of Udine

software

pilot plants

modeling

sample collection

PartnershipsPartnerships

Passavant Impianti SpAPassavant Impianti SpA

Based in Novate Milanese (Milan), it is a company Based in Novate Milanese (Milan), it is a company leader in water, wastewater and sludge treatment since leader in water, wastewater and sludge treatment since

over 50 years. over 50 years.

The company's work runs the entire spectrum of water The company's work runs the entire spectrum of water treatment and sludge recycling, for both residential and treatment and sludge recycling, for both residential and

industrial waste. industrial waste.

RISA had a partnership with Passavant SpA to run one RISA had a partnership with Passavant SpA to run one of its plants in north Italy.of its plants in north Italy.

The PlantThe Plant

CHEMICAL TREATMENT

BIOLOGICAL TREATMENT

Industrial and civil waste water treatment plantIndustrial and civil waste water treatment plant

R.I.S.A. SrlR.I.S.A. Srl

Simulation ModelSimulation ModelModular system for wastewater treatment analysisModular system for wastewater treatment analysis

Chemical Chemical treatmenttreatment

Biological Biological treatmenttreatment

InputInput

Output data Output data from secondary from secondary

clarifierclarifier

InputInput

Kinetic and Kinetic and stechiometric stechiometric parametersparameters

Mod.ASM1Mod.ASM1

Chemical addition = chemeq model Chemical addition = chemeq model

Coagulator = primary clarifierCoagulator = primary clarifier

THIRD TREATMENT MODELINGTHIRD TREATMENT MODELING

R.I.S.A. SrlR.I.S.A. Srl

Acquedotto Poiana SpAAcquedotto Poiana SpA

Based in Cividale del Friuli (Udine), it has been a Based in Cividale del Friuli (Udine), it has been a leader in waterworks for over 90 years. leader in waterworks for over 90 years.

The company's work runs the entire spectrum of The company's work runs the entire spectrum of drinking water distribution and treatment. drinking water distribution and treatment.

RISA is currently having a partnership with RISA is currently having a partnership with Acquedotto Poiana SpA to model a composting plant.Acquedotto Poiana SpA to model a composting plant.

Composting plant modelingComposting plant modeling

CIVIL WASTE WATER

TREATMENT SLUDGE

FINAL PRODUCT

5) Quality control

SLUDGE

3) Composting

2) Dried organic substance addiction

CO-COMPOSTING SUBSTANCES

1) Densification

4) Product refining

R.I.S.A. SrlR.I.S.A. Srl

Management and research Management and research activities planningactivities planning

STEP MACHINERY PLANT RESEARCH ACTIVITY

1 Economical planning

2•pump-coclea•moisturer Densification plant

3 •tractor Co-composter substances characteristics analysis

4 Biocells Process optimization

5•sieve•packing machine Refining plant

6 Quality parameters definition

AMGA - NET projectAMGA - NET project

NET SpA and AMGA SpA are companiesNET SpA and AMGA SpA are companies

based in Udine.based in Udine.

NET SpA works on municipal solid waste collection NET SpA works on municipal solid waste collection and treatment. and treatment.

AMGA SpA multiservices works on waterworks, AMGA SpA multiservices works on waterworks, water and wastewater treatment and other water and wastewater treatment and other

services. services.

AMGA - NET projectAMGA - NET project

RISA is currently having a partnership with AMGA RISA is currently having a partnership with AMGA SpA and NET SpA to design and test an SpA and NET SpA to design and test an

anaerobic co-digestion plant to convert FORSU anaerobic co-digestion plant to convert FORSU and sewage sludge into biogas.and sewage sludge into biogas.

AMGA - NET projectAMGA - NET project

Oversized anaerobic digestion unit

Opportunity to treat waste as a resource

FORSU high quantities to treat

Anaerobic digester pilot plant

ObjectivesObjectives

Design, realization and start up of a pilot plant.Design, realization and start up of a pilot plant. Reach pilot plant stationary condition to reproduce Reach pilot plant stationary condition to reproduce

real digester working. real digester working. Co-digestion step with various FORSU (fractions of Co-digestion step with various FORSU (fractions of

organic material from municipal solid waste).organic material from municipal solid waste). Finding of limit conditions for optimal biomass Finding of limit conditions for optimal biomass

metabolism.metabolism. Pre-treatment test of matrices to be digested.Pre-treatment test of matrices to be digested.

University of UdineUniversity of Udine

It is the scientific referee of the spin off project.It is the scientific referee of the spin off project.

RISA has a partnership with the University of Udine RISA has a partnership with the University of Udine to realize a pilot plan for wastewater treatment to realize a pilot plan for wastewater treatment

using US-ozone technology. using US-ozone technology.

This innovating project could be object in the future This innovating project could be object in the future of a patent application.of a patent application.

gas vent

KI saturators

O3 air

Ozone generator

air compressor or oxygen tank

liquid sample

Liquid OUT

US PROCESSOR

LIQUID TANK

residual O3 air

ModelingModeling

BENCH-PILOTSemi batch reactor

Bench-pilotBench-pilot

US processorUS processorCavitationWater treatment

OZONE treatmentOZONE treatmentDisinfectionHygiene Sanitation

US-ozone combined treatment effectUS-ozone combined treatment effect

US+OZONE TREATMENT EFFECT ON MBAS

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Ozone treatment (min)

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AS

(m

g/L

)

US 430''

US 210''

US 42''

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20,00

40,00

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80,00

100,00%

co

lifo

rms

surv

ival

0 5 10 15 30

Ozone treatment (min)

US+OZONE TREATMENT EFFECT ON COLIFORMS

US 430''

US 210''

US 42''

Detergents abatement

Bacteria abatement

R.I.S.A. SrlR.I.S.A. Srl

CONTACTSCONTACTS

website: website: www.risasrl.it

www.mp-progetti.it/dcfa-goi

mail: info@risasrl.itmail: info@risasrl.it

phone: +39 0432 296119phone: +39 0432 296119