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Decentralized wastewater treatment

Applications
Applications/ Decentralized wastewater treatment
Cultura del agua - AZUD

Wastewater treatment in small municipalities is a right that is not being fulfilled in many countries. It is common to find municipalities of up to 10,000 inhabitants with obsolete sanitation systems, or no sanitation at all. Wastewater discharges from these small municipalities pose a threat to surface and groundwater, causing contamination and endangering the health of the population and the integrity of ecosystems.

The construction of a conventional WWTP presents certain inconveniences of scale and investment, so it is necessary to look for alternatives focused on small municipalities, with very low investment and operating costs.

What are the advantages of a decentralized wastewater solution for a small municipality?

Competitive
No civil works or excavations, designed for surface installation avoiding uncertainties and complex on-site works.

Quick
Fully assembled and factory tested for immediate start-up and biological activation.

Modular
Easy adaptation of its purification capacity to changing demand requirements.

Versatile
Transportable container with emptying system for easy relocation to different locations.

Sustainable
Complete purification treatment integrated in a container, avoids odors and annoying noises and facilitates its integration in any environment.

Durable
Manufactured internally in PE to avoid contact of wastewater with metallic components. Top brand equipment and components assembled with the highest quality standards.

Benefits of decentralized water purification

Innovative

MBBR system with CARRIERS with very high scrubbing performance thanks to its innovative design with an extraordinary protected active surface for biomass fixation.

Reliable

DOUBLE STAGE design that favors biomass specialization and guarantees an organic matter removal efficiency of more than 95%.

Self-regulating

Better adaptation to organic load changes thanks to the self-regulation of the biofilm adhered to the carriers. Greater flexibility in the purification capacity, adjusting the percentage of filling of carriers.

Efficient

Minimal energy consumption and lower sludge generation rate than a conventional system. No need for sludge recirculation or sludge age control

Ultracompact

Optimal capacity / occupied space ratio due to a higher biomass concentration in the biological reactors and a higher compactness of the secondary clarifier.

Self-employed

Very robust system that requires less maintenance and facilitates the operation and control of the system thanks to the AZUD SMART controller with remote control.

How AZUD Industrial solves it

SEA CONTAINER
Anticorrosive exterior treatment for outdoor location, with vapor outlets and manholes for inspection of all compartments.

SELF-CLEANING ROTARY SIEVE SHAKER
Roughing of solids with size 1-5 mm to improve O2 transfer in biological treatment.

BIOLOGICAL REACTORS
Manufactured in PE in double stage MBBR configuration with variable filling of CARRIERS according to capacity.

CARRIERS
Manufactured in PE, with a protected active surface area of 5,500 m²/m³ and high biofilm self-regulating capacity, designed to avoid clogging and extend its useful life, and to optimize O₂ diffusion in the reactor with minimum energy consumption.

CLARIFIER
Lamellar decanter made of PE and designed to optimize the separation of floc and clarified water. Includes sludge extraction pump.

CONTROL BOOTH
Includes aeration system with blower pumps (1+1R), flocculant dosing system, measuring and control equipment and electrical power and control panel, with PLC with remote control for autonomous and remote management of the plant.

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