Methods for biological processing of hydrocarbon-containing substances and system for realization thereof
The present disclosure is related to systems and methods for the biological processing of hydrocarbon-containing substances. The systems and methods can relate to pre-digestion of hydrocarbon-containing substances and further processing of the same to produce hydrocarbon fuels, fertilizer, and/or other products.
1 . A method comprising:
adding a bacteria to a mixture comprising coal to create a predigested coal slurry;
transferring the predigested coal slurry to a digester;
heating the predigested coal slurry in the digester to thereby produce naphtha vapors;
condensing the naphtha vapors to produce condensed naphtha vapors; and
storing the condensed naphtha vapors.
2 . The method of claim 1 further comprising adding one or more waste materials to the predigested coal slurry, the one or more waste materials comprising plastic.
3 . The method of claim 1 further comprising holding the predigested coal slurry in a pre-digestion tank at ambient temperature.
4 . The method of claim 1 , wherein heating the predigested coal slurry comprises indirectly applying heat to the predigested coal slurry via a burner.
5 . The method of claim 1 , wherein the mixture further comprises urea.
6 . The method of claim 1 , wherein the mixture further comprises a dispersant agent.
7 . The method of claim 6 , wherein the dispersant agent comprises liquid dish soap or a chemical equivalent thereof.
8 . The method of claim 7 , wherein the dispersant agent comprises liquid dish soap in a concentration range of about 3-6% by weight of the predigested coal slurry.
9 . The method of claim 1 , wherein:
heating the predigested coal slurry further produces first creosote solids; and
the method further comprises transporting the first creosote solids to a chemical tote bin.
10 . The method of claim 9 , wherein:
the bacteria is a first bacteria, and
the method further comprises creating a creosote mixture by mixing the first creosote solids with an amount of water, a second bacteria, and an amount of urea.
11 . The method of claim 10 , wherein the method further comprises stirring the creosote mixture at regular intervals to produce fertilizer.
12 . The method of claim 9 , wherein:
the digester is a first digester,
the condensed naphtha vapors are first condensed naphtha vapors,
heating the predigested coal slurry in the first digester further produces combustion gases, and
the method further comprises:
heating the combustion gases in a second digester to thereby produce second naphtha vapors;
condensing the second naphtha vapors to produce second condensed naphtha vapors; and
storing the second condensed naphtha vapors.
13 . The method of claim 12 , wherein:
the combustion gases are first combustion gases,
heating the first combustion gases further produces second combustion gases, and
the method further comprises transporting the second combustion gases to at least one scrubber tank for scrubbing the second combustion gases.
14 . The method of claim 13 , wherein the bacteria is a first bacteria and the method further comprises:
creating a creosote mixture by mixing the first creosote solids with an amount of water, a second bacteria, and an amount of urea;
producing scrubber water in the at least one scrubber tank, the scrubber water comprising electrolytes; and
adding the scrubber water to the creosote mixture.
15 . The method of claim 14 , wherein the at least one scrubber tank is operatively connected to at least one ejector for scrubbing the second combustion gases.
16 . The method of claim 1 , wherein the predigested coal slurry has a pH of about 7-9.
17 . The method of claim 1 , wherein the predigested coal slurry includes about 0.66% by weight urea.
18 . The method of claim 1 , wherein the predigested coal slurry further includes 15-15-15 plant fertilizer.
19 . The method of claim 1 further comprising:
transferring the predigested coal slurry to a day tank; and
adding one or more of coal fines, wood chips, or recycled carpet to the predigested coal slurry in the day tank.
20 . The method of claim 19 further comprising adding an amount urea and an amount of water to the predigested coal slurry in the day tank.
21 . The method of claim 20 further comprising pumping or draining the predigested coal slurry from the day tank to the digester.
22 . A system for transforming waste into hydrocarbon fuels, the system comprising:
a pre-digestion tank configured to create a predigested coal slurry by combining coal and a first bacteria;
a digester operatively connected to the pre-digestion tank, the digester being configured to heat the predigested coal slurry to thereby produce naphtha vapors;
a heat exchanger fluidly connected to the digester, the heat exchanger being configured to condense the naphtha vapors to produce condensed naphtha vapors;
one or more naphtha tanks fluidly connected to the heat exchanger, at least a first naphtha tank of the one or more naphtha tanks being configured to store the condensed naphtha vapors; and
a chemical tote bin configured to receive creosote solids produced by the digester, an amount of water, a second bacteria, and an amount of urea to thereby create a creosote mixture.
23 . The system of claim 22 further comprising a waste source configured to charge one or more waste materials into the digester, the one or more waste materials comprising plastic.
24 . The system of claim 22 , wherein:
the digester is a first digester,
the heat exchanger is a first heat exchanger,
the naphtha vapors are first naphtha vapors,
the condensed naphtha vapors are first condensed naphtha vapors,
the digester is configured to heat the predigested coal slurry to further produce combustion gases, and
the system further comprises:
a second digester fluidly connected to the first digester, the second digester being configured to produce second naphtha vapors from the combustion gases; and
a second heat exchanger fluidly connected to the second digester, the second heat exchanger being configured to condense the second naphtha vapors to produce second condensed naphtha vapors,
wherein at least a second of the one or more naphtha tanks is configured to store the second condensed naphtha vapors.
25 . The system of claim 24 further comprising:
at least one conduit operatively connected to the second digester for transporting the second naphtha vapors to the second heat exchanger; and
at least one scrubber tank for scrubbing the combustion gases, the at least one scrubber tank being operatively connected to at least one ejector for scrubbing second combustion gases produced by the second digester.