CN108624341A - A kind of gasification of biomass and the compound fuel ethanol production system of anaerobic fermentation - Google Patents
A kind of gasification of biomass and the compound fuel ethanol production system of anaerobic fermentation Download PDFInfo
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- C—CHEMISTRY; METALLURGY
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- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/02—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
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- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
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- C12M—APPARATUS 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
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
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- C12M—APPARATUS 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
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
- C12M41/20—Heat exchange systems, e.g. heat jackets or outer envelopes the heat transfer medium being a gas
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS 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
- C12M43/00—Combinations of bioreactors or fermenters with other apparatus
- C12M43/02—Bioreactors or fermenters combined with devices for liquid fuel extraction; Biorefineries
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/02—Combustion or pyrolysis
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/04—Gasification
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/26—Composting, fermenting or anaerobic digestion fuel components or materials from which fuels are prepared
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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Abstract
The present invention relates to a kind of gasification of biomass and the compound fuel ethanol production system of anaerobic fermentation.Including biomass gasifying furnace, gasification gas condensing tower, temperature regulating tank, deoxidation tank, gas storage holder, rotary disc-type gasification gas fermentor, ethyl alcohol condenser, cylinder sleeve water heat exchanger, system electrical equipment is integrally controlled by PLC system；Biomass gasifying furnace is connected by the gas condensing tower that gasifies with deoxidation tank, and temperature regulating tank is connected with the cylinder sleeve water heat exchanger II of the cylinder sleeve water heat exchanger I of gasification gas condensing tower, rotary disc-type gasification gas fermentor respectively；Deoxidation tank is connected with rotary disc-type gasification gas fermentor, ethyl alcohol condenser successively by gas storage holder, and another branch of gas storage holder is directly connected with ethyl alcohol condenser.
Description
Technical field：
It is a kind of lignocellulose raw material to be subjected to pyrolysis gas the invention belongs to biomass castoff recovery energy field
Change and anaerobic fermentation is combined, carries out the heat energy utilization of pyrolytic gasification, and fuel is carried out by the gasification gas installation for fermenting of design
The system of the production of ethyl alcohol.More specifically, it is to be related to a kind of gasification of biomass and the compound fuel ethanol production of anaerobic fermentation
System.
Background technology：
Lignocellulose organic waste is faced with reasonable, quick and resource as the huge agricultural residue of China's yield
Change the technical issues of utilizing.The current recovery energy technology for lignocellulose raw material includes mainly curing molding, pyrolysis gas
Change, biogas fermentation and ethyl alcohol production, and there are certain drawbacks under different conditions in these technologies, such as curing molding energy consumption
The problems such as height, pyrolytic gasification gas calorific value are low, biogas fermentation processing is slow, alcohol fermentation is of high cost.Therefore, it is reasonable technology to be carried out
Consolidation and innovation, improve wood fibre efficient energy conversion, reduce the energy consumption and cost of processing procedure, be that solve some areas raw
The effective way that physical obsolescence object is disposed and clean energy resource utilizes has certain practical significance.
Invention content：
The present invention addresses the above problem, the high level of high efficiency and alcohol fuel based on biomass pyrogenation gasification process
Change advantage, realizes that the High Efficiency Thermal of biomass gasification process is utilized and be combined with gasification gas producing fuel ethyl alcohol by ferment, provide one
Kind gasification of biomass and the compound fuel ethanol production system of anaerobic fermentation.
In order to realize that the above-mentioned purpose of the present invention, the present invention adopt the following technical scheme that, the present invention is hot by gasification of biomass
Solution system is combined with alcohol fermentation purifying plant, forms a kind of thermal cycle heating of efficient power-saving and gas circulation fermentation
Hybrid system, and then achieve the purpose that ethanol fermentation system and fuel ethanol production.
A kind of gasification of biomass and the compound fuel ethanol production system of anaerobic fermentation, including biomass gasifying furnace, gasification
Gas condensing tower, temperature regulating tank, deoxidation tank, gas storage holder, rotary disc-type gasification gas fermentor, ethyl alcohol condenser, jacket water
Heat exchanger, system electrical equipment are integrally controlled by PLC system；
Biomass gasifying furnace is connected by the gas condensing tower that gasifies with deoxidation tank, and temperature regulating tank is solidifying with gasification air cooling respectively
The cylinder sleeve water heat exchanger I of tower, the cylinder sleeve water heat exchanger II of rotary disc-type gasification gas fermentor are connected；Deoxidation tank passes through storage
Gas holder is connected with rotary disc-type gasification gas fermentor, ethyl alcohol condenser successively, and another branch of gas storage holder is directly cold with ethyl alcohol
Condenser is connected；
It is provided with gas circulator I, ethyl alcohol condenser and gas storage holder between gas storage holder and rotary disc-type gasification gas fermentor
Between be provided with gas circulator II；Gasification gas condensing tower, rotary disc-type gasification gas fermentor are respectively provided on temperature regulating tank
Temperature sensor, PLC control system are adjusted by the temperature value of temperature sensor, control electric water pump into trip temperature.
Hot water is input to temperature by electric water pump III in the cylinder sleeve water heat exchanger I of the gasification gas condensing tower outer layer
Regulating tank, the housing that hot water is input to rotary disc-type gasification gas fermentor by electric water pump II by temperature regulating tank are protected
In warm cylinder sleeve；To realize the temperature raising and maintaining of the heat exchange and rotary disc-type gasification gas fermentor of gasification gas；
PLC control system is according on the temperature sensor I and temperature regulating tank on rotary disc-type gasification gas fermentor
Temperature sensor II, temperature sensor III on gasification gas condensing tower temperature value, by electric water pump into trip temperature tune
The temperature controlling range of section, temperature sensor I is 33~37 DEG C, and the temperature control of temperature sensor II and temperature sensor III is ranging from
65~75 DEG C.
In the rotary disc-type gasification gas fermentor, zymotic fluid is no more than the 1/2 of reactor volume, rotary disc-type
Gasification gas fermentor air inlet be in the top of fermentation liquid level in fermentor, the resin disc material in fermentor to gasify gas into
Row absorbs and reaction；
The non-fermentation gas recycled away from rotary disc-type gasification gas fermentor takes away the alcohol gas on fermentation liquid level,
In ethyl alcohol is deposited in by mixed gas in liquid form after ethyl alcohol condenser, residual gas by gas circulator II again
Next round fermentation cycle is carried out into gas storage holder.
The resin disc material is made by unsaturated-resin, through the rotation of rotary disc-type gasification gas fermentor
Shaft；40 mesh of disk hole, evenly distributed in fermentor according to the spacing of 5cm, disc rotary speed is 30-60r/min；Gas
It is PETC medium culture bases to change culture solution in gas fermentor, using Yong Daer clostridiums (Clostridium
Ljungdahlieri, DSMZ strain library DSM-13528 bacterial strains) it ferments.
Temperature inside the ethyl alcohol condenser is -22~-18 DEG C, carries out the condensation and collection of liquid ethanol；It is described
Cylinder sleeve water heat exchanger I in hot water temperature range be 33~37 DEG C；The temperature of hot water in the cylinder sleeve water heat exchanger II
Ranging from 65~75 DEG C of degree.
PETC medium culture bases：NH4Cl 10g,KCl 0.1g,MgSO4.7H2O 0.2g,NaCl 0.8g,KH2PO4
0.1g,Ca2Cl.2H2O 20.0mg, yeast extract 1.0g, micro- 10ml, wolfe trace elements 10ml, NaHCO3 2.0g,
Fructose 5.0g, reducing agent 10ml, distilled water 980ml.
Advantages of the present invention and advantageous effect are：
Biomass gasification system and ethanol fermentation system are combined by the present invention, energy utilization efficiency not only can be improved, but also can
Regulation and control appropriate are carried out according to the biological quality of required processing, there is the convenience and application operated in practical applications
Feasibility, while having had both practicability and economy.The efficient production that alcohol fuel is produced for lignocellulose raw material provides safeguard.
Description of the drawings：
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is rotary disc-type gasification gas fermentor structure schematic diagram.
Specific implementation mode：
In conjunction with Fig. 1-Fig. 2 it is found that the present invention includes biomass gasifying furnace, gasification gas condensing tower, temperature regulating tank, deoxidation
Tank, gas storage holder, rotary disc-type gasification gas fermentor, ethyl alcohol condenser, cylinder sleeve water heat exchanger, system electrical equipment it is whole by
PLC system controls；
Biomass gasifying furnace is connected by the gas condensing tower that gasifies with deoxidation tank, and temperature regulating tank is solidifying with gasification air cooling respectively
The cylinder sleeve water heat exchanger I of tower, the cylinder sleeve water heat exchanger II of rotary disc-type gasification gas fermentor are connected；Deoxidation tank passes through storage
Gas holder is connected with rotary disc-type gasification gas fermentor, ethyl alcohol condenser successively, and another branch of gas storage holder is directly cold with ethyl alcohol
Condenser is connected；
It is provided with gas circulator I, ethyl alcohol condenser and gas storage holder between gas storage holder and rotary disc-type gasification gas fermentor
Between be provided with gas circulator II；Gasification gas condensing tower, rotary disc-type gasification gas fermentor are respectively provided on temperature regulating tank
Temperature sensor, PLC control system are adjusted by the temperature value of temperature sensor, control electric water pump into trip temperature.
Hot water is input to temperature by electric water pump III in the cylinder sleeve water heat exchanger I of the gasification gas condensing tower outer layer
Regulating tank, the housing that hot water is input to rotary disc-type gasification gas fermentor by electric water pump II by temperature regulating tank are protected
In warm cylinder sleeve；To realize the temperature raising and maintaining of the heat exchange and rotary disc-type gasification gas fermentor of gasification gas；
PLC control system is according on the temperature sensor I and temperature regulating tank on rotary disc-type gasification gas fermentor
Temperature sensor II, temperature sensor III on gasification gas condensing tower temperature value, by electric water pump into trip temperature tune
Section.
In the rotary disc-type gasification gas fermentor, zymotic fluid is no more than the 1/2 of reactor volume, rotary disc-type
Gasification gas fermentor air inlet be in the top of fermentation liquid level in fermentor, the resin disc material in fermentor to gasify gas into
Row absorbs and reaction；
The non-fermentation gas recycled away from rotary disc-type gasification gas fermentor takes away the alcohol gas on fermentation liquid level,
In ethyl alcohol is deposited in by mixed gas in liquid form after ethyl alcohol condenser, residual gas by gas circulator II again
Next round fermentation cycle is carried out into gas storage holder.
The resin disc material is made by unsaturated-resin, through the rotation of rotary disc-type gasification gas fermentor
Shaft；40 mesh of disk hole, evenly distributed in fermentor according to the spacing of 5cm, disc rotary speed is 60r/min；Gasification
In gas fermentor culture solution be PETC medium culture bases, using Yong Daer clostridiums (Clostridium ljungdahlieri,
DSMZ strain library DSM-13528 bacterial strains) it ferments.
PETC medium culture bases：NH4Cl 10g,KCl 0.1g,MgSO4.7H2O 0.2g,NaCl 0.8g,KH2PO4
0.1g,Ca2Cl.2H2O 20.0mg, yeast extract 1.0g, micro- 10ml, wolfe trace elements 10ml, NaHCO3 2.0g,
Fructose 5.0g, reducing agent 10ml, distilled water 980ml.
When biomass gasifying furnace starts, the cold water pipeline of cylinder sleeve water heat exchanger I is opened, by 600 DEG C after gasification of gasification
The cold water that gas is 5~15 DEG C with temperature carries out heat exchange in cylinder sleeve water heat exchanger I, opens simultaneously electric water pump I to gas
Change the gas in gas condensing tower and carry out spraying cooling and tar cleaning, when temperature sensor III is shown in cylinder sleeve water heat exchanger I
When water temperature reaches 70 DEG C, electric water pump III is opened, by hot water input temp regulating tank, the gasification gas after cooling cleaning passes through de-
It is entered in gas storage holder after oxygen tank deoxidation.
Gas circulator I is started, the gasification gas in gas storage holder is passed through rotary disc-type gasification gas fermentor, gas and tree
The zymotic fluid that fat disc material takes up when rotating forms gaseous state ethyl alcohol after coming into full contact with reaction, and the gas containing gaseous state ethyl alcohol enters
Ethyl alcohol condenser, gaseous state ethyl alcohol form liquid ethanol in ethyl alcohol condenser, are not absorbed the gas of fermentation by gas circulator
II again in defeated time gas storage holder, continues next round fermentation reaction.
Electric water pump II is opened to input the hot water that temperature in temperature regulating tank is 70 DEG C in cylinder sleeve water heat exchanger II,
Realize the control of fermentation temperature.
Claims (6)
1. a kind of gasification of biomass and the compound fuel ethanol production system of anaerobic fermentation, which is characterized in that including biogas
Change stove, gasification gas condensing tower, temperature regulating tank, deoxidation tank, gas storage holder, rotary disc-type gasification gas fermentor, ethyl alcohol condensation
Device, cylinder sleeve water heat exchanger, system electrical equipment are integrally controlled by PLC system；
Biomass gasifying furnace is connected by the gas condensing tower that gasifies with deoxidation tank, temperature regulating tank respectively with the gas condensing tower of gasifying
Cylinder sleeve water heat exchanger I, the cylinder sleeve water heat exchanger II of rotary disc-type gasification gas fermentor are connected；Deoxidation tank passes through gas storage holder
Be connected successively with rotary disc-type gasification gas fermentor, ethyl alcohol condenser, another branch of gas storage holder directly with ethyl alcohol condenser
It is connected；
It is provided with gas circulator I between gas storage holder and rotary disc-type gasification gas fermentor, is set between ethyl alcohol condenser and gas storage holder
Gas circulator II is set；Gasification gas condensing tower, rotary disc-type gasification gas fermentor are provided with temperature on temperature regulating tank
Sensor is spent, PLC control system is controlled electric water pump and adjusted into trip temperature by the temperature value of temperature sensor.
2. gasification of biomass according to claim 1 and the compound fuel ethanol production system of anaerobic fermentation, feature exist
In hot water is input to temperature by electric water pump III and adjusts in the cylinder sleeve water heat exchanger I of the gasification gas condensing tower outer layer
Hot water is input to the housing cold wall tank of rotary disc-type gasification gas fermentor by electric water pump II by water tank, temperature regulating tank
In set；To realize the temperature raising and maintaining of the heat exchange and rotary disc-type gasification gas fermentor of gasification gas；
PLC control system is according to the temperature on the temperature sensor I and temperature regulating tank on rotary disc-type gasification gas fermentor
The temperature value for spending sensor II, the temperature sensor III to gasify on gas condensing tower is adjusted by electric water pump into trip temperature, temperature
The temperature controlling range for spending sensor I is 33~37 DEG C, the temperature control ranging from 65 of temperature sensor II and temperature sensor III~
75℃。
3. gasification of biomass according to claim 1 and the compound fuel ethanol production system of anaerobic fermentation, feature exist
In after the gasification gas condensing tower is passed through gasification gas, the hot water in cylinder sleeve water heat exchanger I will carry out hot friendship with gasification gas
It changes, and by the hot water input temp regulating tank after exchange, the water in temperature regulating tank is input to inside gasification gas condensing tower
Cleaning spray is carried out, realizes the elution of the deep condensation and tar of gasification gas, the tar and waste water discharge gasification air cooling after elution is solidifying
Tower.
4. gasification of biomass according to claim 1 and the compound fuel ethanol production system of anaerobic fermentation, feature exist
In rotary disc-type gasification gas fermentor air inlet is in the top of fermentation liquid level in fermentor, the tree in fermentor
Fat disc material is absorbed and is reacted to gasification gas；
The non-fermentation gas recycled away from rotary disc-type gasification gas fermentor takes away the alcohol gas on fermentation liquid level, mixing
In ethyl alcohol is deposited in by gas in liquid form after ethyl alcohol condenser, residual gas is reentered by gas circulator II
Gas storage holder carries out next round fermentation cycle.
5. gasification of biomass according to claim 4 and the compound fuel ethanol production system of anaerobic fermentation, feature exist
In the resin disc material is made by unsaturated-resin, through the rotary shaft of rotary disc-type gasification gas fermentor；
40 mesh of disk hole, evenly distributed in fermentor according to the spacing of 5cm, disc rotary speed is 30-60r/min；Gasify gas
Culture solution is PETC medium culture bases in fermentor, is fermented using Yong Daer clostridiums, Clostridium
Ljungdahlieri, DSMZ strain library DSM-13528 bacterial strains.
6. gasification of biomass according to claim 1 and the compound fuel ethanol production system of anaerobic fermentation, feature exist
In the temperature inside ethyl alcohol condenser is -22~-18 DEG C, and the temperature range of hot water is 65~75 in cylinder sleeve water heat exchanger I
℃；The temperature range of hot water is 33~37 DEG C in cylinder sleeve water heat exchanger II.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2023215593A1 (en) * | 2022-05-06 | 2023-11-09 | Lanzatech, Inc. | Integration of renewable fuel and chemical production into nature based solution and natural climate change solution infrastructure |
| WO2023215591A1 (en) * | 2022-05-06 | 2023-11-09 | Lanzatech, Inc. | Dispersed integration of renewable chemical production into existing oil, gas, petroleum, and chemical production and industrial infrastructure |
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