Effortless and accurate process simulation

BioReactor Simulator (BRS) III

Simulate biogas production processes with minimal effort

The BRS III is a laboratory-scale instrument designed to replicate continuously fed anaerobic fermentation processes. Its user-friendliness, fully automatic operation, and robust reliability make it effortless to use. Featuring 9 parallel channels, it enables the simultaneous evaluation of multiple process operational conditions.

Article no:
23-0000-01 BRS III
23-0201-01 BPC Core BRS III
23-0500-01 BRS III DUO

Web-based convenience: user-friendly web-based software runs on an embedded server, eliminating the need for software installation on PCs, tablets, or smartphones.

Remote accessibility: BRS III can be accessed both locally and remotely from any device with a web browser, ensuring flexibility and convenience.

Automated compensation: automatic real-time pressure, temperature, and moisture compensation for accurate measurements.

Calibration-free operation: BRS III operates without the need for calibration, simplifying maintenance and ensuring consistent performance.

Multiplexing potential: take advantage of the multiplexing capability, allowing simultaneous continuous process monitoring at different start-up times.

Local data storage: all data is stored locally on the instrument, eliminating the dependence on external computers, remote data storage, and ensuring data security.

Efficient data processing: easily export data as a spreadsheet for further analysis, complete with a consistent time axis for straightforward processing
and interpretation.

High data storage capacity: BRS III boasts a remarkable capacity of 14 400 l of gas per channel, facilitating extensive data collection and analysis.

Real-time measurements: simultaneous monitoring of multiple gas types.

Gas composition estimates: connect in series to get real time estimation of gas composition

Effective agitation: proven strong, reliable, multifunctional agitation.

Customised output: generates data points at various time intervals, from every minute to once daily.

Dual measurement resolutions: option for either 2 and 9 ml (standard) measurement resolution
for enhanced flexibility.

Effortless feeding and discharging: tailored ports designed for handling demanding feedstocks.

Visualisation of operational parameters: displays OLR and HRT with real-time graphs.

Diverse bioreactor configurations: choose from a wide range of bioreactor configurations, including CSTR and high-rate reactors.

Additional process parameter monitoring: an extra port is available for sampling or online monitoring of other process parameters, such as pH, ORP, temperature, etc


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BRS III working principle

Accurately simulate continuous processes

Introducing the BRS III, a cutting-edge laboratory instrument engineered for precise measurement of gas production in continuously fed anaerobic fermentation processes. It’s dependable and user-friendly tool, tailored for academia and industry, designed to streamline laboratory- and small-scale process simulation.

Efficiency and automation

The BRS III operates seamlessly and automatically, integrating sampling, analysis, recording, and report generation for a simplified testing experience. Its key features include:

Pre-calibrated precision: no need for frequent calibrations, enabling outstanding accuracy and precision of measurements.

User-friendly interface: streamlines operation, reducing time and labour requirements, enhancing overall efficiency.    

Standardised processes: ensures consistency in measurements, data processing, and reports generation, facilitating data analysis.

Intuitive configuration: simple operation of CSTR (continuous stirred-tank reactor) setup with solutions for feeding and discharging.

Versatility: the BRS can adapt to other reactor configurations with ease.

With its innovative design and numerous benefits, the BRS III is the ideal tool for researchers and industry professionals seeking to analyse and optimise continuously fed anaerobic fermentation processes.

Optimise full-scale plant performance – risk-free

Consider the possibility of testing various operational solutions to enhance biogas plant operations without jeopardizing downtime or financial losses. BRS III is the solution. This lab-scale instruments simulates the biogas production processes on a smaller scale, enabling users to explore different enhancements. This includes testing diverse loading regimes, feedstock mixtures, the effects of feedstock pre-treatment and additives, and assessing the long-term impact of specific process operations – all without putting the full-scale plant’s performance at risk.

The BRS III offers user-friendly operation and provides reliable data, instilling confidence in the results obtained. Once the optimal operating conditions for the biogas plant have been identified, implementing changes at full scale can be done with assurance, as the risk of potential problems has been minimised.

AURORA™ Software, pre-installed on BRS III

Enhance process analysis and monitoring with Aurora™ software

Aurora™ embodies BPC Instruments’ state-of-the-art software solution for continuous monitoring of biogas production in anaerobic digestion processes. Its user-friendly design simplifies experiment setup, real-time monitoring of gas production as well as retrieval of results and report generation. Aurora™ seamlessly integrates a web-based software, an integral component of the instrument package, offering pre-installed access and eliminating the need for software licenses or external computer installations.

Attain reliable data with minimal effort

The BRS III, a smart and automated instrument, significantly reduces labor in replicating continuously fed biogas production processes, virtually eliminating the risk of human errors. It outperforms conventional methods and competing solutions, handling tasks such as feeding, discharging, real-time monitoring, and report generation for continuously operated reactors. This streamlined process facilitates the analysis of experimental data and simplified testing procedures.

Durable and reliable with modular design

Designed and manufactured in Sweden, BRS III embodies the finest aspects of Scandinavian design, seamlessly blending form and function for exceptional quality and reliability. Rest assured, BRS III safeguards user’s data, even in the event of a power or system failure. Furthermore, the modular design simplifies maintenance, enabling the exchange of many parts without the need to send the instrument to a workshop.

Access results anywhere, anytime, on any device

BRS is designed for convenient access from any remote location using a web browser on any smart device including computers, tablets, and smart phones. Monitor the experiment from the comfort of office or home using any preferred smart device. Moreover, one can expand the measurement capacity of BRS effortlessly by connecting multiple instruments together with an Ethernet switch.

BRS III configurations

Tailored for continuous anaerobic fermentation processes

The standard BRS III configuration consists of nine custom-made 2-litre CSTR glass reactors with ports for easy feeding and discharging, as well as a port for either sample collection or online sensors. The ample diameter of the feeding and discharging pipes accommodates materials with high solid and fibre content.

For those requiring larger reactor volumes, BPC offers a selection of 5 and 10-litre CSTR reactors, as well as other high-rate reactor configurations (UASB, EGSB, and IC) in stainless steel and glass. These reactors provide additional options for feeding, discharging, sampling, and sensor ports.

For more details on standalone bioreactors, please visit the product page at: www.bpcinstruments.com/bpc_products/bioreactors/




Learn more about the BRS III
technical document

Features comparison

Compare the BRS III with original BRS

Technical Specifications

Standard sample incubation unit features

  • Maximum number of reactors per system: 9
  • Reactor material: Glass
  • Reactor type: CSTR 2g
  • Standard reactor volume: 2000 ml
  • Temperature control: Thermostatic water bath
  • Dimensions: 68 x 56 x 33 cm (Thermostatic water bath)
  • Temperature control: up to 60° C (140° F) with precision of 0.2° C
  • Reactor mixing: multi-function mechanical agitation with brushless DC motors (adjustable interval, speed, and rotation directions), max. speed 220 rpm

Detection unit features

  • Working principle: liquid displacement and buoyancy
  • Number of flow cell units: 9
  • Unit dimension of unit: 55 x 19 x 17 cm
  • Built-in sensors: temperature, pressure, hall, accelerometer
  • Connections: Ethernet, power supply, USB B, motor control
  • Display: OLED 2.8” 256 x 64 white
  • Housing: Aluminium and plastic
  • Power supply: 12 V DC / 1.0 A with 100-240 VAC
  • Usage: Indoor
  • Measurement medium: Deionised or distilled water
  • Operation temperature: 0 – 50° C
  • Operation pressure: -50 – 50 mbar
  • Gas connector diameter: ID: 2.4 – 2.6 mm; OD: 4.2-4.7 mm
  • Recommended tubing size: ID: 4 mm; OD: 6 mm
  • Measuring resolution: 9 ml and 2 ml
  • Detection capacity: 14400 litres per channel with 9 ml flow cell and 3200 litres per channel with 2 ml flow cell
  • Measuring range: 1 to 6000 ml/h for 9 ml flow cell and 0.2 to 1500 ml/h
  • Repeatability: CV ≤ 1% for 9 ml flow cell and CV ≤ 3% for 2 ml flow cell
  • Gases: Non aggressive gases (e.g. CH4 , CO2, H2, N2,…)
BPC Detection Unit 9 channel light


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