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WO2008127629B1 - Consortial growth of microorganisms for fuel feedstocks - Google Patents

Consortial growth of microorganisms for fuel feedstocks

Info

Publication number
WO2008127629B1
WO2008127629B1 PCT/US2008/004672 US2008004672W WO2008127629B1 WO 2008127629 B1 WO2008127629 B1 WO 2008127629B1 US 2008004672 W US2008004672 W US 2008004672W WO 2008127629 B1 WO2008127629 B1 WO 2008127629B1
Authority
WO
WIPO (PCT)
Prior art keywords
biocolumn
zone
consortium
energy
zones
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US2008/004672
Other languages
French (fr)
Other versions
WO2008127629A1 (en
Inventor
Blair M Aiken
Joseph P Maceda
Nicholas E Vanderborg
John L Grimes
Patrick G Grimes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ST Engineering IHQ Pte Ltd
Original Assignee
Singapore Technologies Dynamics Pte Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Singapore Technologies Dynamics Pte Ltd filed Critical Singapore Technologies Dynamics Pte Ltd
Publication of WO2008127629A1 publication Critical patent/WO2008127629A1/en
Publication of WO2008127629B1 publication Critical patent/WO2008127629B1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M21/00Bioreactors or fermenters specially adapted for specific uses
    • C12M21/04Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M21/00Bioreactors or fermenters specially adapted for specific uses
    • C12M21/02Photobioreactors

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biotechnology (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Microbiology (AREA)
  • Sustainable Development (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

Land based biomass production is constrained by the limited amount of material than can be produced per acre because of nutrient, soil and weather conditions. Aquatic species can be grown at far higher densities per unit area with far more consistency. Most bioreactors have focused on the growth of phototropic species. This invention, which relates to the field of fuel feedstock production, discloses a system designed to reproduce the interdependent consortia found in nature where the majority of the biomass is anaerobic and non-phototropic. Through careful control of nutrient inflow, pH, temperature, product and waste removal, the system can be tuned to sustain an ongoing microorganism 'bloom' condition across the full range of resident species. It also allows for the production of directly usable fuel oils and biofilms as well as gas streams that can be converted to commercially useful chemicals using available process technology.

Claims

AMENDED CLAIMS Received by the International Bureau on 26 September 2008 (26.09.2008)What is claimed is:
1. A process for fuel feedstock production, comprising the steps of: providing a biocloumn as an enclosed tank structure, or series of tanks, with various inlets and outlets for an open biological system; introducing a consortium of microorganisms into said biocolumn and said consortium of microorganisms will self-organize into zones and exchanging energy, carbon and nutrients between zones; delivering nutrients, energy sources and carbon sources in a continuous and controlled manner into said biocolumn; reacting the zonated microorganisms with external supplied and self-generated nutrients, energy sources and carbon sources at controlled conditions to achieve desired microorganism growth rate; generating a fuel feedstock consisting of biomass, bioliquids and biogas as products of said consortium of microorganism reactions removing said fuel feedstock in a controlled and continuous manner from said biocolumn; and to maintain and control the desired growth and propagation rate of said consortium allowing continuous operation of said biocolumn.
2. The process of claim 1, wherein said steps of fuel feedstock production are operating within five zones situated in the following order from said top of said biocolumn: an aerobic zone, a microaerophilic zone, an oxidizing zone, a redox zone and a reducing zone.
22
3. The process of claim 1 wherein said energy source is geothermal energy, solar thermal energy, thermal energy, electrical energy, photovoltaic energy, photon energy, external waste heat, heat of internal reactions or combinations thereof.
4. The process of claim 3, wherein said photon energy is selected from the group consisting of an external fiber optic source, a natural light, an internal source generated by electrical light and combinations thereof.
5. The process of claim 1, wherein said nutrient is selected from the group consisting of geothermal fluid, slurry of organic waste, slurry of biomass, slurry of coal, hydrocarbons, internal product of said consortium growth, propagation and reaction and combinations thereof.
6. The process of claim 1, wherein said carbon source is selected from the group consisting of atmospheric air, carbon dioxide source, organic waste, coal, hydrocarbons, geothermal fluid, internal product of said consortium growth, propagation and reaction, and combinations thereof.
7. The process of claim 1, further comprising the step of delivering each of said carbon, said nutrient and said energy to said biocolumn through single or multiple inputs at designated depths to said biocolumn.
8. The process of claim 1, further comprising the step of removing said feedstock products through single or multiple outputs at designated depths from said biocolumn.
9. The process of claim 1, further comprising the step of creating a temperature gradient along said biocolumn with a temperature reduced as moving upward said biocolumn by using internal thermal baffles with heat exchangers between zones .
10. The process of claim 1 further comprising the step of sustaining said reducing zone at a temperature between about 6O0C and about 1200C.
11. The process of claim 1, wherein a temperature of said aerobic zone is about 400C.
12. The process of claim 1, wherein said consortium of microorganisms is selected from the group consisting of phototrophs, chemotrophs, autotrophs, heterotrophs, and combinations thereof.
13. A process for fuel feedstock production, said process comprising the steps of: providing a biocloumn as an enclosed tank structure, or series of tanks, with various inlets and outlets for an open biological system; introducing a consortium of microorganisms into said biocolumn and said consortium of microorganisms will self-organize into zones and exchanging energy, carbon and nutrients between zones; delivering nutrients, energy sources and carbon sources in a continuous and controlled manner into said biocolumn; reacting the zonated microorganisms with external supplied and self-generated nutrients, energy sources and carbon sources at controlled conditions to achieve desired microorganism growth rate; generating a fuel feedstock consisting of biomass, bioliquids and biogas as products of said consortium of microorganism reactions; removing said fuel feedstock in a controlled and continuous manner from said biocolumn; and to maintain and control the temperature gradients between 400C and 1200C a pH gradient to achieve the
24 desired growth and propagation rate of said consortium allowing continuous operation of said biocolumn.
14. The process of claim 13, wherein said steps of fuel production are operating within five zones of said biocolumn, situated in the following order from said top: an aerobic zone, a microaerophilic zone, an oxidizing zone, a redox zone and a reducing zone.
15. The process of claim 14, wherein said temperature gradient decreases through said zones to a temperature of about 400C in said aerobic zone.
16. A process for fuel feedstock production, said process comprising the steps of: reacting a consortium of microorganisms with a nutrient, a energy source and a carbon source at controlled conditions; generating a fuel feedstock product of said reaction; removing said fuel feedstock; and maintaining growth and propagation of said consortium allowing continuous operation of said process.
17. A process of claim 16, wherein said steps are operating within five zones: an aerobic zone, a microaerophilic zone, an oxidizing zone, a redox zone and a reducing zone.
18. A process of claim 17, wherein said steps are operating within said zones distributed in separate single-zone tanks interconnected to function as a complete biocolumn.
25
PCT/US2008/004672 2007-04-14 2008-04-11 Consortial growth of microorganisms for fuel feedstocks Ceased WO2008127629A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US92343807P 2007-04-14 2007-04-14
US60/923,438 2007-04-14

Publications (2)

Publication Number Publication Date
WO2008127629A1 WO2008127629A1 (en) 2008-10-23
WO2008127629B1 true WO2008127629B1 (en) 2008-12-18

Family

ID=39864241

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2008/004672 Ceased WO2008127629A1 (en) 2007-04-14 2008-04-11 Consortial growth of microorganisms for fuel feedstocks

Country Status (1)

Country Link
WO (1) WO2008127629A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009053867A1 (en) * 2009-11-20 2011-05-26 Terranova Energy Gmbh Process for the preparation of soil additives for improving the cation exchange capacity, nutrient and water retention capacity of soils
WO2013088407A1 (en) * 2011-12-14 2013-06-20 CO.MA.SE. S.r.l. Process for production of algal biomass
US10072240B2 (en) 2013-01-29 2018-09-11 Singapore Technologies Dynamics Pte Ltd Method for modular design, fabrication and assembly of integrated biocolumn systems with multiple downstream outputs
CA3142861A1 (en) * 2019-06-07 2020-12-10 Unibio A/S Method for optimizing a fermentation process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1323343A (en) * 1998-08-28 2001-11-21 阿达维塔有限公司 Photobioreactor
JP5804666B2 (en) * 2005-04-12 2015-11-04 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーE.I.Du Pont De Nemours And Company Concentration of separate supply streams in biomass processing and utilization

Also Published As

Publication number Publication date
WO2008127629A1 (en) 2008-10-23

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