BIOGEST AG products

Rainwater - Mechanical Throttle

BIOGEST ALPHEUS - Flow Limiter for Rainwater Management

The ALPHEUS® Type AT flow limiter is an advanced solution designed for controlling and managing the flow rate in rainwater drainage systems, ensuring a constant and regulated flow to connected wastewater treatment plants. This device operates without the need for external power, making it suitable for installations where power availability is limited or undesired. It employs a unique inlet and outlet control plate mechanism that adjusts the flow based on varying head conditions. The system is factory calibrated to manage specific flow rates, featuring an automatic float mechanism that controls both the inflow and outflow, allowing for precise regulation even in storm conditions. The ALPHEUS® Type AT is engineered with high-quality stainless steel, ensuring durability and reliability. It offers TÜV-approved vertical Q/H-characteristics, automatic deblocking capabilities, and supports telecontrol preparations. Designed for semi-dry or dry installation, it is available in multiple nominal sizes, catering to specific discharge needs and can be customized for larger requirements.

BIOGEST ALPHEUS - Flow Limiter Throttling Devices

The ALPHEUS Type AS Flow Limiter is designed to regulate flow rates from rainwater systems, ensuring consistent outflow irrespective of stowage height. It plays a vital role in maintaining stable input to wastewater treatment facilities, preventing hydraulic overloads. This energy-independent system features a dynamic control mechanism activated by an internal float, which rises and falls with the water level, adjusting the orifice plate to maintain preset flow rates. Its design minimizes structural dimensions, utilizing the principle of a diving bell to compress air in the housing and stabilize the float movement. The system is TÜV-approved and adheres to the DWA A111 standard, offering a seamless operation with automatic functionality and no energy dependency. Built with high-grade stainless steel, it is easy to retrofit and includes options like an integrated gate valve, emergency overflow, and adapter for round shafts.

Biogest - Float Operated Throttle Valve for Rainwater Flow Control

The Float Operated Throttle Valve SWDS is engineered to regulate flow rates from rainwater collection systems, maintaining a consistent outflow while preventing hydraulic overloading of wastewater treatment plants. The valve operates automatically without the need for external power, adjusting the gate plate position based on the water level in storm conditions to maintain the desired flow rate. Capable of being integrated with systems ranging from DN 100 to DN 1000, it can manage flow capacities from 5 l/s to 2400 l/s. The design leverages high-quality stainless steel, ensuring durability, and allows for simple, cost-effective installation and retrofitting. Its compact design obviates the need for a separate throttle shaft, enhancing its utility in various setups. Custom specifications for higher capacities or unique requirements can be accommodated.

Biogest - Vortex Flow Regulator

The Vortex Regulator Type WAB by Biogest is engineered for precise flow management during storm conditions. These flow regulators are integral to managing discharge from storm water retention systems, ensuring consistent output irrespective of water head variance. This system is notable for its robust construction and absence of moving parts, minimizing blockage risks and enhancing reliability. Installed within the outlet openings of storage systems, the regulator employs a vertical vortex design, where water entering tangentially creates a vortex as it ascends under storm conditions, regulating flow effectively. Water elevation triggers the vortex effect, reducing flow rate without physical barriers to the outlet. This design includes variants such as the WAB-UCY, which mitigates the need for a separate manhole, and the WAB-CE/V, a vertical model suited for rainwater flow limitation.

Rainwater - Electrical Throttle

Biogest - Electrical Flow Regulator for Rainwater Management

The Electrical Flow Regulator Type EGAR is a sophisticated device engineered to manage hydraulic conditions in urban drainage systems, specifically to prevent overloading of sewer systems and wastewater treatment facilities during periods of rain. It operates by adjusting runoff quantities through advanced control mechanisms, ensuring that discharge volumes remain consistent irrespective of stormwater accumulation levels. The system utilizes an electric drive to modulate a slide plate, relying on continuous comparison between actual and set values of water level. The automatic response includes blockage detection, which repositions the slide plate to optimize flow through the system. Additionally, it features preparation for telecontrol and allows for stepless adjustment of discharge quantities. With its vertical Q/H characteristic and compliance with DWA A111/A166, the EGAR is designed for efficient and reliable operation in the congested conditions of rain retention systems.

Biogest - MID Flow Control - Sewer System Throttling Device

The MID Flow Control Type SDS is an advanced throttling device engineered for optimal sewer system management, particularly during variable weather conditions. It employs a magnetic-inductive flow meter (MID) to measure discharge in both partially and fully filled pipes, supporting accurate flow control. During dry weather, the system's control slide remains fully open, ensuring unrestricted flow. However, in rainy conditions, once the discharge volume surpasses a set threshold, the electric control drive activates, adjusting the slide plate position to maintain the desired flow rate. This device automatically corrects for blockages by adjusting the slide to eliminate obstruction, ensuring continuous accurate discharge control. The electronic controller consistently aligns the flow with predefined setpoints, efficiently managing flow even in the event of backflow scenarios. This solution is paramount for preventing hydraulic overload in connected wastewater treatment facilities, ensuring stable operations across diverse environmental conditions.

Biogest - Emergency Gate Valve for Fire Water Retention

The Emergency Gate Valve Type NSA, designed in accordance with the Water Resources Act, is crucial for facilities such as forwarding agencies, waste disposal companies, and industrial depots that must retain contaminated extinguishing water or water-polluting substances. This system integrates with fire alarm systems to actuate safety slides, preventing contaminants from entering the public sewage system. In case of fire, automatic slide closure ensures containment, whereas manual override with a square key or e-key allows operation during power failures. This system is integral to emergency plans and prevents hazardous substances from reaching natural water systems or municipal treatment facilities, offering an essential layer of protection for environmental safety.

Plant Construction - Flushing System

BIOGEST - Vacuum Flushing System for Storm Tanks

BIOGEST has introduced a Vacuum Flushing System Type MF, engineered to address the cleaning needs of storm tanks and sewers following storm events. The system is designed to efficiently eliminate sediment deposits that accumulate on the floor of these structures once a storm recedes. Without proper cleaning, these sediments can lead to blockages and create foul odors due to the process of septicity. This vacuum-based technology, developed by BIOGEST, automates the cleaning process effectively, ensuring thorough maintenance without direct exposure to wastewater. By employing a reliable and fully automatic mechanism, it simplifies and streamlines the task, preventing potential operational issues associated with sediment accumulation.

BIOGEST - Gate Flushing System for Storm Tanks and Sewers

The BIOGEST Gate Flushing System Type KS is engineered to address the challenges faced with sediment build-up in storm tanks and sewers post-storm operations. This system is crucial in mitigating risks like blockages and odors that arise due to sediment accumulation and septicity. Constructed from robust stainless steel options such as AISI 304 and AISI 316Ti, it comprises essential components like a gate, frame, lock, hydraulic cylinder, power pack, and control panel. Operatively, the system uses a float switch to monitor and respond to water levels during storm conditions, ensuring automated closing and flushing sequences. The hydraulic mechanism guarantees precise gate operations, while the system's intelligent control optimizes cleaning efficiency by leveraging water pressure to dislodge and remove debris effectively from surfaces. This integration results in enhanced maintenance, operational efficiency, and hygiene within stormwater management systems.

Plant Construction - Coarse Solid Retention

BIOGEST - Storm Screen for Wastewater Overflow Management

The BIOGEST® Storm Screen Type SAS is a robust screening solution designed for effective performance during periods of heavy rainfall, addressing the challenges associated with wastewater overflow management. Specifically installed at overflow weirs, this system can be seamlessly retrofitted into existing infrastructures. Its innovative design features a semicircular perforated screen basket, providing a clear path for wastewater flow while the system automatically purges debris. This setup ensures the efficient retention of floating matter and sediments, thereby mitigating environmental pollution risks. The system’s operation hinges on a precisely calibrated level measurement before the weir; when water reaches a critical point, the gear motor activates a rotating screw conveyor to maintain clear conveyance channels. Furthermore, its compact gear motor is tailored to the machine's dimensions, optimizing operational efficacy and maintenance requirements.