Biochemical fuel system (BFS) in upflow mode, optimized with technically developed microorganisms

Abstract

A biochemical fuel system with an upward flow mode, comprising: a reactor configured to provide a continuous flow of nutrients and substrates; a microbial community within the reactor; and a system for optimizing the microbial community to increase biofuel production, wherein the system is configured to: maximize the conversion of organic substrates into biofuels, ensure sustainable growth and activity of the microbial community, enable better contact between the microorganisms and the substrates, and reduce greenhouse gas emissions.

Description

Field of invention

[0001] The present invention relates to an advanced upflow biochemical fuel system (BFS) improved by optimizing microorganisms. This system is intended to improve the efficiency of biofuel production and waste management through innovative microbial technology and reactor design. BACKGROUND OF THE INVENTION

[0002] Energy demand is a critical problem for developing countries, which are largely dependent on fossil fuels. Global initiatives to reduce the environmental impact of fossil fuels are driving an increasing need for environmentally friendly, sustainable energy sources. At the same time, the disposal of industrial waste presents another major challenge. Recent research has identified the potential of microbial communities to address both problems simultaneously by converting organic waste into energy through biochemical processes.

[0003] Biochemical fuel systems (BFS) utilize microorganisms to convert organic waste directly into electrical energy. This dual functionality addresses two pressing problems: the generation of clean, renewable energy and the disposal of organic waste. BFS offer several advantages, including lower greenhouse gas emissions compared to fossil fuels, applicability in diverse environments—from wastewater treatment plants to remote sites—and alignment with circular economy principles. By transforming waste into a valuable energy resource, BFS not only reduces disposal costs but also mitigates environmental impact, paving the way for a more sustainable energy infrastructure. Key distinguishing features compared to existing solutions

[0004] System configuration: In contrast to conventional biofuel systems that use batch or simple continuous flow processes, the upward flow mode ensures improved interaction between microorganisms and substrates, thus optimizing nutrient distribution and efficiency.

[0005] Optimization of microorganisms: Conventional systems often use natural or only slightly modified microorganisms. In contrast, this system uses genetically modified strains that have been specifically optimized for the production of high-quality biofuels.

[0006] Nutrient and waste management: The upflow design inherently improves nutrient and waste management, prevents the accumulation of inhibiting byproducts, and maintains microbial activity more effectively than conventional systems.

[0007] Energy yield and conversion rates: The integration of advanced microorganisms with an optimized upflow design leads to higher energy yields and faster conversion rates, thus surpassing previous technologies for biofuel production.

[0008] The upflow mode biochemical fuel system represents a significant advance in biofuel technology by combining modern biotechnological innovations with an efficient reactor design to provide a more effective and sustainable energy solution. Summary of the invention

[0009] The upstream biochemical fuel system, optimized through microorganism optimization, is indispensable for several reasons. First, it increases the efficiency of biofuel production by utilizing the natural metabolic processes of microorganisms. By optimizing these microorganisms, the system maximizes the conversion of organic substrates into biofuels, thereby increasing yield and reducing waste. Second, the upstream design ensures a continuous flow of nutrients and substrates, promoting the sustainable growth and activity of the microbial community. This results in a more stable and efficient biofuel production process. Furthermore, the system configuration allows for better contact between microorganisms and substrates, thereby increasing the overall reaction rate.Furthermore, this approach is environmentally friendly because it utilizes renewable biological resources and reduces dependence on fossil fuels. It also minimizes greenhouse gas emissions, thus contributing to climate protection. Integrating microbial optimization into an upstream flow system represents a significant advancement in sustainable energy technology and offers a scalable and economically viable solution for biofuel production.

[0010] The prototype and setup of the adsorption process must be considered to determine the required reactor volume and dimensions, organic load, surface velocity, and effective treatment volume. The effective treatment volume is the volume occupied by the sludge layer and active biomass. An additional volume is located between the effective volume and the gas collection unit, where further solids separation takes place and the biomass is diluted.

[0011] The most important physical characteristics requiring careful examination are the inlet, gas separation, gas collection, and wastewater discharge. The inlet and gas separation designs are specific to the UASB reactor. The inlet must be designed to ensure uniform distribution and avoid channeling or dead zones. Avoiding channeling is more important with weaker wastewater, as less gas is produced to contribute to sludge mixing. Multiple inlet pipes direct the inlet from a common source to different areas at the bottom of the UASB reactor. Access for cleaning the pipes must be ensured in case of blockage. Several factors are considered limiting to power generation in the operation of mediatorless microbial fuel cells (ML-MFCs), such as...The key factors are fuel oxidation at the anode, the presence of electrochemically active redox enzymes for efficient electron transfer to the anode, the external resistance of the circuit, proton transfer across the membrane to the cathode, and oxygen reduction at the cathode. A membraneless microbial fuel cell (ML-MFC) converts organic contaminants from artificial wastewater into electricity. Such a membraneless microbial fuel cell can improve economic viability and public acceptance.

[0012] The upflow-mode biochemistry fuel system, through the optimization of microorganisms, increases the efficiency of biofuel production by optimizing the metabolic processes of these microorganisms. The system's upflow-mode design ensures a continuous flow of nutrients and substrates, promotes stable microbial activity, and increases biofuel yield. It also enables improved contact between microorganisms and substrate, leading to higher reaction rates. Environmentally friendly, the system reduces dependence on fossil fuels and minimizes greenhouse gas emissions, thus contributing to climate protection. This approach represents a significant advancement in sustainable energy technology and offers a scalable and economically viable solution for biofuel production. DETAILED DESCRIPTION OF THE INVENTION

[0013] The upstream biochemical fuel system, optimized through microorganism optimization, is indispensable for several reasons. First, it increases the efficiency of biofuel production by utilizing the natural metabolic processes of microorganisms. By optimizing these microorganisms, the system maximizes the conversion of organic substrates into biofuels, thereby increasing yield and reducing waste. Second, the upstream design ensures a continuous flow of nutrients and substrates, promoting the sustainable growth and activity of the microbial community. This results in a more stable and efficient biofuel production process. Furthermore, the system configuration allows for better contact between microorganisms and substrates, thereby increasing the overall reaction rate.Furthermore, this approach is environmentally friendly because it utilizes renewable biological resources and reduces dependence on fossil fuels. It also minimizes greenhouse gas emissions, thus contributing to climate protection. Integrating microbial optimization into an upstream flow system represents a significant advancement in sustainable energy technology and offers a scalable and economically viable solution for biofuel production.

[0014] The prototype and setup of the adsorption process must be considered to determine the required reactor volume and dimensions, organic load, surface velocity, and effective treatment volume. The effective treatment volume is the volume occupied by the sludge layer and active biomass. An additional volume is located between the effective volume and the gas collection unit, where further solids separation takes place and the biomass is diluted.

[0015] The most important physical characteristics requiring careful examination are the inlet, gas separation, gas collection, and wastewater discharge. The inlet and gas separation designs are specific to the UASB reactor. The inlet must be designed to ensure uniform distribution and prevent channeling or dead zones. Avoiding channeling is particularly important with low-efficiency wastewater, as this results in less gas production, which aids sludge mixing. Multiple inlet pipes direct the inlet from a common source to different areas at the bottom of the UASB reactor. Access for cleaning the pipes must be ensured in case of blockages. Several factors are considered limiting to power generation in mediatorless MFCs, such as...The fuel oxidation at the anode, the presence of electrochemically active redox enzymes for efficient electron transfer to the anode, the external resistance of the circuit, proton transfer across the membrane to the cathode, and oxygen reduction at the cathode are all crucial factors. Membraneless microbial fuel cells (ML-MFCs) convert organic pollutants from artificial wastewater into electricity. Such a membraneless microbial fuel cell can improve economic viability and public acceptance.

[0016] The upflow-mode biochemical fuel system, optimized through microorganisms, is based on the innovative integration of advanced microbial technology with an optimized reactor design to maximize biofuel production efficiency. The system features a strategic upflow configuration that ensures continuous and optimal contact between microorganisms and organic substrates. This design enables improved nutrient distribution and waste removal, resulting in sustained microbial activity and higher biofuel yield. Microorganism optimization also incorporates sophisticated genetic and metabolic techniques to create strains with superior biofuel production capabilities. These optimized microorganisms are tailored to the specific conditions of the upflow system, further enhancing the process's efficiency and scalability.This approach not only improves the overall efficiency of energy conversion but also reduces operating costs and environmental impact. By combining state-of-the-art biotechnology with innovative reactor design, the upflow-mode biochemical fuel system represents a significant advancement in sustainable energy production and offers a viable and efficient alternative to conventional biofuel systems.

[0017] The present invention relates to an advanced upflow-mode biochemical fuel system (BFS) designed to optimize biofuel production through an artificially generated microbial community and an innovative reactor configuration. The system is intended to increase the efficiency of biofuel production, ensure sustainable microbial activity, and minimize greenhouse gas emissions. The following detailed description outlines the various components, configurations, and methods of the invention. 1. Reactor configuration

[0018] The reactor is a key component of the upflow-mode biochemical fuel system. It is specifically designed to maintain a continuous flow of nutrients and substrates, thus creating optimal conditions for the microbial community. Key features of the reactor include: Uniform nutrient distribution: The reactor is designed to ensure that nutrients and substrates are distributed evenly throughout the entire reactor volume. This is achieved through an advanced inlet system that prevents channeling and the formation of dead zones. The inlet design incorporates multiple pipes or nozzles that distribute the inlet evenly across the reactor base, thus ensuring a consistent nutrient supply. Upward flow design: The reactor's upward flow configuration supports the continuous upward movement of the substrate through the reactor. This design improves the contact between microorganisms and substrates, thereby increasing the efficiency of biochemical reactions in biofuel production. The upward flow mode also facilitates the effective handling of microbial sludge and reduces the risk of blockages or deposits that can occur with other reactor configurations. 2. Optimization of the microbial community

[0019] Optimizing the microbial community is crucial for the system's effectiveness. The microbial optimization system incorporates several advanced techniques: Genetic engineering: The system uses genetic engineering techniques to develop microbial strains with enhanced biofuel production capabilities. Through targeted genetic modifications, these genetically modified microorganisms possess traits that significantly improve their ability to convert organic substrates into biofuels. This can include the insertion of genes that increase enzymatic activity or improve substrate uptake.

[0020] Metabolic Engineering: The system utilizes metabolic engineering techniques to modify the metabolic pathways of microorganisms. This optimization adapts microbial metabolism to the specific requirements of biofuel production, thus enabling a more efficient conversion of organic substrates into desired biofuels. Adaptations can include altering key metabolic pathways to increase yield or reduce the formation of byproducts that could inhibit microbial activity.

[0021] Selection and Cultivation: The system includes the selection and cultivation of microorganisms that are particularly well-suited to the reactor environment in upflow mode. Various microbial strains are tested for their performance in upflow mode, and the most effective strains are cultivated to establish a robust and productive microbial community. 3. Additional system components

[0022] Gas separation unit: The system includes a gas separation unit for collecting and processing the produced biofuel. This unit separates the biofuel from other byproducts and gases generated during the microbial conversion process. The separated biofuel is then prepared for further use or refining, while the collected gases can be analyzed or used for other applications.

[0023] Nutrient recovery system: To increase sustainability, the system is equipped with a nutrient recovery unit that recycles nutrients from the wastewater. This system recovers essential nutrients and returns them to the reactor. This reduces the need for external nutrient inputs and minimizes waste.

[0024] Scalability: The reactor and its associated systems are scalable and can therefore be adapted to different production requirements. This scalability allows for adjustments to the reactor size, flow rates, and microbial community parameters to suit different production scales and operational needs. 4. Production of biofuels

[0025] The production of biofuel using the Upflow Mode Biochemical Fuel System includes the following steps: Supply of organic substrates: Organic substrates are introduced into the reactor via the supply system. The upward flow mode ensures that these substrates are evenly distributed and continuously fed into the reactor.

[0026] Microbial conversion: The microbial community in the reactor converts the organic substrates into biofuels through biochemical processes. The optimized microorganisms carry out this conversion efficiently, utilizing the reactor's upflow design for improved contact and reaction rates.

[0027] Microbial community optimization: Throughout the entire process, the microbial community is continuously optimized using the described genetic and metabolic techniques. This continuous optimization ensures that the microorganisms maintain their high performance and adapt to changes in substrate composition or reactor conditions.

[0028] Biofuel collection and processing: The produced biofuel is collected using the gas separation unit. The collected biofuel is then processed and refined as needed, while the system's nutrient recovery unit helps return valuable nutrients to the reactor.

[0029] The biochemical fuel system in upflow mode offers a sophisticated and efficient approach to biofuel production, utilizing advanced microbial technology and reactor design to achieve higher yields and lower environmental impact. Example table for electricity generation

[0030] Values ​​of electricity production in Geobacter sulfur-reduced S.NE IN . Std Aktuell In µA P max (mW / m2 ) P vol (mW / m3 ) 1 0 0 0 0 2 10 0 0 0 3 20 0 0 0 4 30 0 0 0 5 35 0 0 0 6 40 0 0 0 7 45 0 0 0 8 49 0,10 0,242 0,480 9 50 0,18 0,780 1.550 10 51 0,20 0,950 1.920 11 52 0,20 0,950 1.920 12 53 0,22 1.161 2.323 13 54 0,24 1.380 2.765 14 72 0,34 2.772 5.549 15 74 0,34 2.942 5.880 16 75 0,35 2.942 5.880 17 76 0,36 3.110 6.221 18 77 0,36 3.110 6.221 19 78 0,36 3.110 6.221 20 97 0,41 4.034 8.069 21 98 0,42 4.233 8.457 22 99 0,43 4.438 8,875 23 100 0,44 4.646 9.293 24 101 0,46 5.078 10.157 25 102 0,47 5.032 10.603 26 121 0,71 12.098 24.197 27 122 0,72 12.442 24.883 28 123 0,73 12.790 25.597 29 124 0,74 13.142 26.285 30 125 0,85 21.528 65.884 31 126 0,90 28.637 77.120 32 145 1,40 47.040 94.080 33 146 1,50 54.000 108.000 34 147 1,50 54.000 108.000 35 148 1,70 69.360 138.545 36 169 1,90 86.640 173.774 37 170 2,00 96.000 192.476 38 171 6.00 864.212 250.685 39 172 6.10 893.221 279.640 40 173 6.20 922.146 380.988 41 192 6.40 983.565 1786.080 42 193 6,50 1040.120 1845.120 43 194 6,70 1077.236 1966.808 44 195 12,60 3810.000 2028.000 45 196 12,70 3870.125 2154.720 46 211 12,70 3932.214 7741.920 47 212 12,80 3993.658 7864.320 48 213 12,80 4704.321 7987.680 49 214 12,90 4771.512 9408.000 50 215 14.00 4839.120 9542.008 51 233 14.10 7975.124 15951.980 52 234 14.20 8028.587 16057.160 53 235 14.30 8046.954 16092.290 54 236 18.23 8072.554 16145.070 55 237 18.29 8081.973 16162.680 56 251 18.31 12962.870 25924.680 57 252 18.34 12973.685 25947.000 58 253 18.35 13029.587 26058.720 59 254 18,65 13141.279 26282.880 60 255 23.24 13367.446 26734.080 61 256 23.25 13594.112 27189.120 62 268 23.30 14760.547 27878.120 63 269 23.40 14880.240 28110.235 64 270 23,60 14880.240 28110.235 65 271 23,80 14880.240 28110.235 Advantages of the invention

[0031] The upflow design ensures a continuous and consistent supply of nutrients and substrates to the microorganisms, maintaining their metabolic activity at an optimal level. This results in higher biofuel yields compared to conventional systems. Through genetic and metabolic engineering, the microorganisms used in this system are specifically tailored for maximum biofuel production. These optimized strains convert organic substrates into fuel more efficiently, reduce waste, and increase the overall efficiency of the system. The design and operation of the upflow system allow for easier scaling from laboratory to industrial scale. This makes it more practical for large-scale biofuel production than previous systems that may have had scalability issues.By utilizing organic waste as a raw material and converting it into valuable biofuel, this system reduces landfill use and greenhouse gas emissions. It offers a more sustainable and environmentally friendly alternative to fossil fuels. The continuous substrate flow and the removal of byproducts in the upflow system create a stable environment for microbial activity, resulting in more consistent biofuel production rates and less downtime for maintenance.

Claims

[1] A biochemical fuel system with an upward flow mode, comprising: a reactor configured to provide a continuous flow of nutrients and substrates; a microbial community within the reactor; and a system for optimizing the microbial community to increase biofuel production, wherein the system is configured to: maximize the conversion of organic substrates into biofuels, ensure sustainable growth and activity of the microbial community, enable better contact between the microorganisms and the substrates, and reduce greenhouse gas emissions. [2] System according to claim 1, wherein the reactor is configured to ensure a uniform distribution of nutrients and substrates and avoids channeling or the formation of dead zones. [3] System according to claim 1, wherein the microbial optimization system comprises genetic engineering techniques to generate strains of microorganisms with superior biofuel production capabilities. [4] System according to claim 1, wherein the microbial optimization system comprises metabolic engineering techniques to modify the metabolic pathways of microorganisms and thus increase biofuel production. [5] System according to claim 1, wherein the microbial optimization system comprises a process for selecting and cultivating microorganisms that are well suited for the reactor in upstream flow mode. [6] System according to claim 1, further comprising a gas separation unit for collecting and processing the biofuel produced. [8] System according to claim 1, further comprising a nutrient recovery system for recovering and recycling nutrients from the wastewater; and the system is configured to operate in continuous flow mode; and the system is configured to be scalable to meet different production requirements.