CN203783662U - Poly-generation device using biomass and solar energy for preparing methanol and generating electricity - Google Patents
Poly-generation device using biomass and solar energy for preparing methanol and generating electricity Download PDFInfo
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- CN203783662U CN203783662U CN201420119659.4U CN201420119659U CN203783662U CN 203783662 U CN203783662 U CN 203783662U CN 201420119659 U CN201420119659 U CN 201420119659U CN 203783662 U CN203783662 U CN 203783662U
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
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Abstract
The utility model discloses a poly-generation device using biomass and solar energy for preparing methanol and generating electricity. The poly-generation device comprises a solar energy heat collecting reaction sub-device, a biomass gasification sub-device, a methanol synthesis sub-device and an electricity generating sub-device. Main equipment comprises a flat plate type solar energy dryer, a groove type solar energy heat collector, a steam generator, a tower type solar energy mirror field, a tower type high-temperature gasification reactor, a gas attemperator, a gas condensation purifier, a compressor unit, a methanol synthesis tower, a heat exchanger, a gas-liquid attemperator, a flash tank, a separator, a mixer, a rectifying tower, a methanol tank, a combustion chamber, a compressor, a gas turbine, a waste heat boiler, a steam turbine, a condenser, a water feeding pump and an electric generator. Through the adoption of the poly-generation device, the conversion of solar energy into chemical energy is realized, the problems that the energy storage difficulty of the existing solar energy is large, the conveying stability of renewable energy sources is poor and the like are solved, and at the same time, the effective utilization rate of the biomass is further improved.
Description
Technical field
The utility model relates to multiple renewable energy sources complementation and utilizes technical field, especially a kind of multi-joint-production apparatus that utilizes living beings and solar energy to produce methyl alcohol and generating.
Background technique
Under the background of rapid economic development, the mankind are increasing to the demand of the energy, and the fossil fuels such as coal, oil and natural gas consume in a large number, the sharply reduction of being not only energy resources reserves thereupon bringing, also serious environmental pollution will be produced, especially a large amount of CO
2isothermal chamber gas purging will have influence on the global ecological balance.
The total output of primary energy of China rises to 33.19 hundred million tons of standard coals of 2012 from 13.5 hundred million tons of standard coals of 2000, amplification reaches 145.67%, year primary energy consumption amount is also risen to 36.17 hundred million tons of standard coals of 2012 by 14.55 hundred million tons of standard coals of 2000, total amount has been turned over one times, has increased by 148.59%.Especially be pointed out that, to 2012 China dependence on foreign countries for oil reached 56.4%.In the face of growing demand for energy, in improving energy utilization rate, also should make full use of renewable energy sources and be substituted.
On the other hand, the solar energy resources of China is very abundant, and a year solar radiation value is about 1050～2450kWh (m
2a), be greater than 1050kWh (m
2a) area accounts for the more than 96% of area.The annual mean day solar radiation quantity of China is 180W/m
2, it is low that the distribution trend of average day solar radiation quantity shows as Xi Gaodong.The west area such as in Tibet, Qinghai and the Xinjiang of China, solar energy resources is very abundant, and year sunshine duration more than 3000 hours, belongs to one of abundant area of world's solar energy resources especially.Worldwide, the Demonstration Station of existing multiple employing slot types and tower type solar generation technology is put into commercial operation at present.Comparatively speaking, the energy density of solar energy is low and exist round the clock and seasonal variety, and this cannot ensure the lasting and stable output of solar energy resources, need be by certain energy storage device.
Meanwhile, the biomass straw Annual output of China is 8.42 hundred million tons, wherein can collect utilization and reach 6.86 hundred million tons, utilizes prospect boundless.The technological means of utilizing that current living beings are made energy purposes mainly comprises burning, pyrolysis and gasification, wherein can be produced and is rich in H by gasification
2with the synthetic gas of CO, can combine to form overall biomass gasification burning-steam combined cycle system (BIGCC) with efficient fuel gas generation technology.Existing biomass gasification technology mainly adopts the mode of spontaneous combustion to provide reaction needed heat.Select air or wet air as gasifying agent, by the oxygen composition and the heat of living beings generation oxidation reaction for gasifying and providing sufficient that contain in air, the generation heat that also can utilize maintains reaction temperature higher in gasification reactor, simultaneously the CO of water vapour and generation
2to give birth to reduction reaction with biomass fermentation, finally generate H
2with compositions such as CO.But still there are a lot of defects in this type of biomass gasification technology, wherein the needed heat of gasification reaction provides by biomass burning, provide the biological quality of reaction heat to account for 1/3 of the original input quantity of living beings, directly cause the decline of gas production of gasifying, and produce CO because the oxidation reaction existing makes gasification
2measure higherly, the impurity simultaneously producing because of burning is also combined to gas by contamination gas, and the gas purification load in later stage is increased.The needed heat source temperature of gasification of biomass only needs 850 DEG C of left and right, and but directly the burn living beings chemical energy of high-quality of conventional gasification technology provides gasification thermal source, has caused the not counterpart of energy grade, the real object of making the best use of everything that realizes.
Compared with fossil fuel, solar energy and living beings possess reserves greatly and use the plurality of advantages such as clean, utilize this class renewable energy sources can effectively alleviate the problems such as increasingly serious environmental pollution, simultaneously solar energy, for living beings are dry and the flow process such as gasification provides the thermal source of phase matching temperature with it, has reduced energy grade loss.
Have an eye on the future, energy resource supply is the future development towards efficient and clean, simultaneously along with the improving and promoting of the clean and effective such as fuel cell and hydrogen energy automobile energy utilization technology, for the demand of all kinds of clean fuels such as hydrogen and methyl alcohol also by rapid growth.Simple existing fossil fuel gasification and the gas renormalizing technology of relying on, not only can not meet following energy demand, does not also meet energy sustainable development direction simultaneously.Can effectively alleviate the contradiction between growing energy demand and limited fossil energy reserves by the abundant renewable energy sources such as solar energy and living beings, but the reliable and stable output that how to realize renewable energy sources becomes current problem demanding prompt solution.
Model utility content
(1) technical problem that will solve
In view of this, main purpose of the present utility model is to provide a kind of multi-joint-production apparatus that utilizes living beings and solar energy to produce methyl alcohol and generating, to realize solar energy to chemical transformation of energy, and the energy storage difficulty that solves current solar energy is large and renewable energy sources is carried the problems such as poor stability, also improves the effective rate of utilization of living beings simultaneously.
(2) technological scheme
For achieving the above object, the utility model provides a kind of multi-joint-production apparatus that utilizes living beings and solar energy to produce methyl alcohol and generating, and this multi-joint-production apparatus comprises:
Sub-device is reacted in solar energy heating, comprise plate type solar exsiccator 1, trough type solar heat-collector 2, steam generator 3 and tower type solar reflector field 4, wherein, plate type solar exsiccator 1 utilizes the solar energy absorbing to be dried the living beings S1 entering wherein, and dried living beings S1 is sent into the tower high temperature gasification reactor 5 of biogas beggar device; The hot junction of steam generator 3 is imported and exported with trough type solar heat-collector 2 is closed and is connected, and the water S2 that utilizes the heat of trough type solar heat-collector 2 to make to enter in steam generator 3 becomes steam, and steam is sent into tower high temperature gasification reactor 5; Tower type solar reflector field 4 is arranged in tower high temperature gasification reactor 5 around, as the thermal source of tower high temperature gasification reactor 5 high-temperature gasification reactions;
Biogas beggar device, comprise tower high temperature gasification reactor 5, gas desuperheater 6 and gas condensation purifier 7, wherein, tower high temperature gasification reactor 5 utilizes tower type solar reflector field 4 to reflect and focus on and obtains high temperature heat source, make to enter the steam generation high-temperature gasification reaction that dried living beings S1 wherein and steam generator 3 generate and produce high-temperature gas, first this high-temperature gas is undertaken cooling by gas desuperheater 6, and deliver to condensation of gas purifier 7 and carry out follow-up moisture separation and gas purification, treated gas is sent to the compressor bank 8 of methyl alcohol synthon device,
Methyl alcohol synthon device, comprise compressor bank 8, methyl alcohol synthetic reactor 9, heat exchanger 10, gas-liquid desuperheater 11, flash drum 12, separator 13, mixer 14, rectifying column 15 and methanol tank 16, wherein, compressor bank 8 is delivered in methyl alcohol synthetic reactor 9 after the gas entering being carried out to multistage pressurization and utilizing heat exchanger 10 to complete preheating, the methyl alcohol producing after reaction in methyl alcohol synthetic reactor 9 and the gas-liquid mixture of unreacting gas are lowered the temperature through heat exchanger 10 and gas-liquid desuperheater 11 successively, gas-liquid mixture after cooling utilizes flash drum 12 to carry out gas-liquid separation, isolated liquid methanol is delivered in methanol tank 16 after rectifying column 15 is purified, isolated gas utilizes separator 13 to adjust and is separated into two strands of gases, one gas circulation is returned to compressor bank 8 and proceeds Methanol Synthesis Process, another strand of gas is sent in the firing chamber 17 of sending out electronic equipment and is burnt through mixer 14 together with the isolated gas componant of rectifying column 15,
Send out electronic equipment, comprise firing chamber 17, compressor 18, combustion gas turbine 19, exhaust heat boiler 20, steam turbine 21, condenser 22, feed water pump 23 and generator 24, wherein, air S3 delivers to firing chamber 17 so that oxygen composition to be provided after compressor 18 compressions, the high-temperature flue gas producing in firing chamber 17 promotes combustion gas turbine 19 and does work, the flue gas that combustion gas turbine 19 discharges is sent to be produced Steam Actuation steam turbine 21 in exhaust heat boiler 20 and does work, exhaust heat boiler 20, steam turbine 21, condenser 22, feed water pump 23 circulates with the Rankine acting of generator 24 completes, finally utilize generator 24 to produce electric energy.
In such scheme, described plate type solar exsiccator 1 directly utilizes air as medium dried biomass S1, and water constituent contained living beings S1 is all removed.
In such scheme, described trough type solar heat-collector 2, using conduction oil as heat absorption working medium, and utilizes solar radiant energy to heat water S2 by steam generator 3, makes it be converted into saturated vapour.
In such scheme, described tower high temperature gasification reactor 5 carrys out focused solar energy by being arranged in its tower reflector field 4 around, so that high-temperature gasification heat source for reaction to be provided.
In such scheme, described gas desuperheater 6 and described methyl alcohol synthetic reactor 9 all will discharge a large amount of heats, and this heat is further introduced and sent out in electronic equipment by the form of heated feed water.
In such scheme, described methyl alcohol synthetic reactor 9 export logistics utilize heat exchanger 10 by sensible heat transfer to entrance logistics to improve methyl alcohol synthetic ratio, and continue to deliver to gas-liquid desuperheater 11 and be beneficial to follow-up gas-liquid separation, utilize the sensible heat that discharges to provide middle low temperature boiling hot source again for rectifying column 15 simultaneously.
In such scheme, described flash drum 12 is for separating of gas not synthetic in methyl alcohol synthetic reactor 9, and these gases are separated into two bursts of sub-logistics of gas by described separator 13, delivers to respectively compressor bank 8 and sends out electronic equipment.
In such scheme, this multi-joint-production apparatus is recently realized the output production capacity of methyl alcohol and electric energy and is adjusted and distribute by adjusting the unreacting gas circulation of separator 13.
(3) beneficial effect
Can find out from technique scheme, the utlity model has following beneficial effect:
What 1, the utility model provided utilizes living beings and solar energy to produce the multi-joint-production apparatus of methyl alcohol and generating, using energy source mechanism based on " temperature counterpart; cascade utilization " completes dry, gasification and the production of steam process of living beings by different solar heat collectors, heat energy utilization situation that can optimization device, improves the overall thermal efficiency and reduces the investment of equipment of device.
What 2, the utility model provided utilizes living beings and solar energy to produce the multi-joint-production apparatus of methyl alcohol and generating, use solar energy to provide pyroreaction thermal source for biological respinse, reduce the oxidizing fire amount of living beings, improve the effective rate of utilization of living beings, the gas yield of gasification reaction will significantly increase, comparatively speaking the CO in gas
2component also will significantly reduce, and improve the degree of purity of gas simultaneously because there is not combustion reaction in reactor, and this purifies burden by reducing follow-up gas purification.
What 3, the utility model provided utilizes living beings and solar energy to produce the multi-joint-production apparatus of methyl alcohol and generating, the product of device mainly comprises methyl alcohol and electric energy, by changing into the high and clean gaseous fuel chemical energy of quality by thering is intermittence and dispersed solar energy, the formal transformation of not only having realized solar energy is beneficial to store and transmission, has also realized the quality-improving of living beings chemical energy simultaneously.
What 4, the utility model provided utilizes living beings and solar energy to produce the multi-joint-production apparatus of methyl alcohol and generating, it is the green device of a set of environmental protection and energy saving, take full advantage of high-temperature gas sensible heat and the synthetic thermal discharge of methyl alcohol that gasification produces, with polluting in the production run process of timer, few energy consumption is low, and consumption renewable energy sources, the methyl alcohol of simultaneously producing is also a kind of clean liquid fuel.
What 5, the utility model provided utilizes living beings and solar energy to produce the multi-joint-production apparatus of methyl alcohol and generating, the product of device mainly comprises methyl alcohol and electric energy, realize the variation of product output, avoid causing unit efficiency to decline for single pursuit compared with high methanol output, can realize by modes such as the water vapour flows of adjustment unreacting gas cycle ratio, gasification reaction temperature and input the adjustment of each product output, meeting consumers' demand better simultaneously.
Brief description of the drawings
Fig. 1 produces the structural representation of the multi-joint-production apparatus of methyl alcohol and generating according to the utility model embodiment's utilize living beings and solar energy.
In Fig. 1, the reference character of each parts is: 1-plate type solar exsiccator, 2-trough type solar heat-collector, 3-steam generator, 4 tower type solar reflector fields, 5-tower high temperature gasification reactor, 6-gas desuperheater, 7-condensation of gas purifier, 8-compressor bank, 9-methyl alcohol synthetic reactor, 10-heat exchanger, 11-gas-liquid desuperheater, 12-flash drum, 13-separator, 14-mixer, 15-rectifying column, 16-methanol tank, 17-firing chamber, 18-compressor, 19-combustion gas turbine, 20-exhaust heat boiler, 21-steam turbine, 22-condenser, 23-feed water pump, 24-generator, S1-living beings, S2-water, S3-air, S4-flue gas.
Embodiment
For making the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with specific embodiment, and with reference to accompanying drawing, the utility model is further described.
Fig. 1 is that utilize living beings and the solar energy that the utility model provides is produced the structural representation of the multi-joint-production apparatus of methyl alcohol and generating, this device comprises that solar energy heating reacts sub-device, biogas beggar device, methyl alcohol synthon device and send out electronic equipment, wherein:
Solar energy heating is reacted sub-device and is comprised plate type solar exsiccator 1, trough type solar heat-collector 2, steam generator 3 and tower type solar reflector field 4, wherein, plate type solar exsiccator 1 utilizes the solar energy absorbing to be dried the living beings S1 entering wherein, and dried living beings S1 is sent into the tower high temperature gasification reactor 5 of biogas beggar device; The hot junction of steam generator 3 is imported and exported with trough type solar heat-collector 2 is closed and is connected, and the water S2 that utilizes the heat of trough type solar heat-collector 2 to make to enter in steam generator 3 becomes steam, and steam is sent into tower high temperature gasification reactor 5; Tower type solar reflector field 4 is arranged in tower high temperature gasification reactor 5 around, as the thermal source of tower high temperature gasification reactor 5 high-temperature gasification reactions.
Biogas beggar device comprises tower high temperature gasification reactor 5, gas desuperheater 6 and gas condensation purifier 7, wherein, tower high temperature gasification reactor 5 utilizes tower type solar reflector field 4 to reflect and focus on and obtains high temperature heat source, make to enter the steam generation high-temperature gasification reaction that dried living beings S1 wherein and steam generator 3 generate and produce high-temperature gas, first this high-temperature gas is undertaken cooling by gas desuperheater 6, and deliver to condensation of gas purifier 7 and carry out follow-up moisture separation and gas purification, treated gas is sent to the compressor bank 8 of methyl alcohol synthon device.
Methyl alcohol synthon device comprises compressor bank 8, methyl alcohol synthetic reactor 9, heat exchanger 10, gas-liquid desuperheater 11, flash drum 12, separator 13, mixer 14, rectifying column 15 and methanol tank 16, wherein, compressor bank 8 is delivered in methyl alcohol synthetic reactor 9 after the gas entering being carried out to multistage pressurization and utilizing heat exchanger 10 to complete preheating, the methyl alcohol producing after reaction in methyl alcohol synthetic reactor 9 and the gas-liquid mixture of unreacting gas are lowered the temperature through heat exchanger 10 and gas-liquid desuperheater 11 successively, gas-liquid mixture after cooling utilizes flash drum 12 to carry out gas-liquid separation, isolated liquid methanol is delivered in methanol tank 16 after rectifying column 15 is purified, isolated gas utilizes separator 13 to adjust and is separated into two strands of gases, one gas circulation is returned to compressor bank 8 and proceeds Methanol Synthesis Process, another strand of gas is sent in the firing chamber 17 of sending out electronic equipment and is burnt through mixer 14 together with the isolated gas componant of rectifying column 15.
Send out electronic equipment and comprise firing chamber 17, compressor 18, combustion gas turbine 19, exhaust heat boiler 20, steam turbine 21, condenser 22, feed water pump 23 and generator 24, wherein, air S3 delivers to firing chamber 17 so that oxygen composition to be provided after compressor 18 compressions, the high-temperature flue gas producing in firing chamber 17 promotes combustion gas turbine 19 and does work, the flue gas that combustion gas turbine 19 discharges is sent to be produced Steam Actuation steam turbine 21 in exhaust heat boiler 20 and does work, exhaust heat boiler 20, steam turbine 21, condenser 22, feed water pump 23 circulates with the Rankine acting of generator 24 completes, finally utilize generator 24 to produce electric energy.
Wherein, plate type solar exsiccator 1 directly utilizes air as medium dried biomass S1, and water constituent contained living beings S1 is all removed.Trough type solar heat-collector 2, using conduction oil as heat absorption working medium, and utilizes solar radiant energy to heat water S2 by steam generator 3, makes it be converted into saturated vapour.Tower high temperature gasification reactor 5 carrys out focused solar energy by being arranged in its tower reflector field 4 around, so that high-temperature gasification heat source for reaction to be provided.Gas desuperheater 6 and described methyl alcohol synthetic reactor 9 all will discharge a large amount of heats, and this heat is further introduced and sent out in electronic equipment by the form of heated feed water.Methyl alcohol synthetic reactor 9 export logistics utilize heat exchanger 10 by sensible heat transfer to entrance logistics to improve methyl alcohol synthetic ratio, and continue to deliver to gas-liquid desuperheater 11 and be beneficial to follow-up gas-liquid separation, utilize the sensible heat that discharges to provide middle low temperature boiling hot source again for rectifying column 15 simultaneously.Flash drum 12 is for separating of gas not synthetic in methyl alcohol synthetic reactor 9, and these gases are separated into two bursts of sub-logistics of gas by described separator 13, delivers to respectively compressor bank 8 and sends out electronic equipment.This multi-joint-production apparatus is recently realized the output production capacity of methyl alcohol and electric energy and is adjusted and distribute by adjusting the unreacting gas circulation of separator 13.
In Fig. 1, living beings S1 is connected with plate type solar exsiccator 1 entrance, the hot junction of steam generator 3 is connected with trough type solar heat-collector 2 is closed, water S2 is connected with the cold junction entrance of steam generator 3, 1 outlet of plate type solar exsiccator is all connected with tower high temperature gasification reactor 5 entrances with the cold side outlet of steam generator 3, the outlet of tower high temperature gasification reactor 5 successively with gas desuperheater 6, condensation of gas purifier 7 connects and is connected with compressor bank 8, compressor bank 8 is connected with methyl alcohol synthetic reactor 9 through heat exchanger 10, methyl alcohol synthetic reactor 9 exports successively and heat exchanger 10, gas-liquid desuperheater 11 is connected with flash drum 12, the liquid-phase outlet of flash drum 12 is connected with rectifying column 15 and methanol tank 16 successively, after the gaseous phase outlet of flash drum 12 is connected with separator 13, exit gas is divided into two strands, one is connected with compressor bank 8 entrances, together with the gas outlet of another strand and rectifying column 15, enter mixer 14, the outlet of mixer 14 is connected to implement acting generating flow process with an electronic equipment.
The idiographic flow that utilizes living beings and solar energy to produce in the multi-joint-production apparatus of methyl alcohol and generating shown in Fig. 1 is: living beings S1 carries out in plate type solar exsiccator 1, and water S1 produces steam by trough type solar heat-collector 2 and steam generator 3 simultaneously; The water vapour of dried living beings and production is together sent into tower high temperature gasification reactor 5, utilize tower type solar reflector field 4 to reflect and focus on and obtain high temperature heat source, first the high-temperature gas that gasification produces is undertaken cooling by gas desuperheater 6, and delivers to condensation of gas purifier 7 and carry out follow-up moisture separation and gas purification; Treated gas is delivered to after compressor bank 8 is carried out multistage pressurization and utilized heat exchanger 10 to complete preheating and is delivered in methyl alcohol synthetic reactor 9, and the methyl alcohol producing after reaction and the gas-liquid mixture of unreacting gas lower the temperature to provide respectively gas preheating and methanol rectification thermal source with this through heat exchanger 10 and gas-liquid desuperheater 11; Gas-liquid mixture after cooling utilizes flash drum 12 to carry out gas-liquid separation, isolated liquid methanol is delivered in methanol tank 16 after rectifying column 15 is purified, isolated gas utilizes separator 13 to adjust and is separated into two strands of gases, one circulation is returned to compressor bank 8 and proceeds Methanol Synthesis Process, another strand sends in firing chamber 17 and burns through mixer 14 together with the isolated gas componant of rectifying column 15, by adjusting the unreacting gas of separator 13 circulate recently methanol output and the generated output of regulating device; Air S3 delivers to firing chamber 17 so that oxygen composition to be provided after compressor 18 compressions, the high-temperature flue gas producing promotes combustion gas turbine 19 and does work, and then the flue gas that utilizes discharge is delivered to and in exhaust heat boiler 20, is produced Steam Actuation steam turbine 21 and do work, and circulate with the Rankine acting of condenser 22 and feed water pump 23 completes, finally utilize generator 24 to produce electric energy; Gas desuperheater 6 and methyl alcohol synthetic reactor 9 a large amount of heat that discharges, will be introduced and be sent out in electronic equipment by forms such as heated feed waters.
The multi-joint-production apparatus that utilizes living beings and solar energy to produce methyl alcohol and generating provided by the utility model, has carried out reasonable integrated utilization to two kinds of renewable energy sourcess, provides the needed methyl alcohol in market and electric energy by follow-up production process.In embodiment, adoptable major parameter is as shown in table 1.
Table 1
| Solar energy heating part | ? |
| Board-like sun solar energy drying actuator temperature DEG C/thermal efficiency % | 80／60 |
| Trough type solar heat-collector temperature DEG C/thermal efficiency % | 210／56 |
| Tower high temperature gasification reactor temperature DEG C/thermal efficiency % | 850／45 |
| Gasification of biomass part | ? |
| Gasification reaction temperature DEG C/pressure bar | 850／18 |
| Gas desuperheater outlet temperature DEG C | 165 |
| Methyl alcohol composite part | ? |
| Compressor bank outlet pressure bar/ efficiency % | 100／79 |
| Methyl alcohol synthetic reactor reaction temperature DEG C | 245 |
| Unreacting gas cycle ratio | 0 |
| Acting power generation part | ? |
| Compressor is pressed EL/ efficiency | 15.4／85 |
| Combustion chambers burn temperature DEG C | 1200 |
| Combustion gas turbine efficiency %/delivery temperature DEG C | 87／592.7 |
| Steam turbine inlet temperature DEG C/pressure bar | 565／96.2 |
The lateral comparison of the combined production device performance for the benefit of the utility model being proposed, divides product device and generating point to produce device as reference instrument to produce methyl alcohol.Combined production device selects cotton in Xinjiang stalk as research object, empty butt stalk input flow rate with 1OOkg/s carries out device calculating, reference instrument all adopts solar energy drying living beings, but uses wet air as gasifying agent, and methyl alcohol divides the unreacting gas cycle ratio of producing device to be set as 0.9 simultaneously.The thermal performance contrast of embodiment and two groups of reference instrument is as shown in table 2
Table 2
The thermal efficiency and fire efficiency that what the utility model provided utilize living beings and solar energy is produced the multi-joint-production apparatus of methyl alcohol and generating reach 43.86% and 49.17%, produce device than generating point and exceed 8.13 and 17.11 percentage points, divide that to produce device low 5.3 percentage points though be subject to impact that solar energy heating efficiency is lower to make device thermal efficiency ratio produce methyl alcohol, but device fire has exceeded 6.15 percentage points by efficiency, in general, arrange in pairs or groups and to complete relevant device integrated by solar energy and two kinds of different renewable energy sourcess of living beings, make the multi-joint-production apparatus that the utility model provides there is good system advantage.Can reach 23.89% based on fire with the device relative energy saving ratio of analyzing, the in the situation that of the identical methanol output of output and generated output, the biomass energy-saving rate of device is especially up to 51.74%, and the living beings consumption of device has reduced over half relatively, has realized the efficient utilization of renewable energy sources.
Above-described specific embodiment; the purpose of this utility model, technological scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. utilize living beings and solar energy to produce a multi-joint-production apparatus for methyl alcohol and generating, it is characterized in that, this multi-joint-production apparatus comprises:
Sub-device is reacted in solar energy heating, comprise plate type solar exsiccator (1), trough type solar heat-collector (2), steam generator (3) and tower type solar reflector field (4), wherein, the solar energy that plate type solar exsiccator (1) utilization absorbs is dried the living beings (S1) that enter wherein, and dried living beings (S1) is sent into the tower high temperature gasification reactor (5) of biogas beggar device; The hot junction of steam generator (3) is imported and exported with trough type solar heat-collector (2) is closed and is connected, the water (S2) that utilizes the heat of trough type solar heat-collector (2) to make to enter in steam generator (3) becomes steam, and steam is sent into tower high temperature gasification reactor (5); Tower type solar reflector field (4) is arranged in tower high temperature gasification reactor (5) around, as the thermal source of tower high temperature gasification reactor (5) high-temperature gasification reaction;
Biogas beggar device, comprise tower high temperature gasification reactor (5), gas desuperheater (6) and gas condensation purifier (7), wherein, tower high temperature gasification reactor (5) utilizes tower type solar reflector field (4) to reflect and focus on and obtains high temperature heat source, make to enter the steam generation high-temperature gasification reaction that dried living beings (S1) wherein and steam generator (3) generate and produce high-temperature gas, first this high-temperature gas is undertaken cooling by gas desuperheater (6), and deliver to condensation of gas purifier (7) and carry out follow-up moisture separation and gas purification, treated gas is sent to the compressor bank (8) of methyl alcohol synthon device,
Methyl alcohol synthon device, comprise compressor bank (8), methyl alcohol synthetic reactor (9), heat exchanger (10), gas-liquid desuperheater (11), flash drum (12), separator (13), mixer (14), rectifying column (15) and methanol tank (16), wherein, compressor bank (8) is delivered in methyl alcohol synthetic reactor (9) after the gas entering being carried out to multistage pressurization and utilizing heat exchanger (10) to complete preheating, the methyl alcohol producing after reaction in methyl alcohol synthetic reactor (9) and the gas-liquid mixture of unreacting gas pass through heat exchanger (10) and gas-liquid desuperheater (11) cooling successively, gas-liquid mixture after cooling utilizes flash drum (12) to carry out gas-liquid separation, isolated liquid methanol is delivered in methanol tank (16) after rectifying column (15) is purified, isolated gas utilizes separator (13) to adjust and is separated into two strands of gases, one gas circulation is returned to compressor bank (8) and proceeds Methanol Synthesis Process, another strand of gas is sent in the firing chamber (17) of sending out electronic equipment and is burnt through mixer (14) together with the isolated gas componant of rectifying column (15),
Send out electronic equipment, comprise firing chamber (17), compressor (18), combustion gas turbine (19), exhaust heat boiler (20), steam turbine (21), condenser (22), feed water pump (23) and generator (24), wherein, air (S3) is delivered to firing chamber (17) so that oxygen composition to be provided after compressor (18) compression, the high-temperature flue gas producing in firing chamber (17) promotes combustion gas turbine (19) acting, the flue gas of combustion gas turbine (19) discharge is sent to production Steam Actuation steam turbine (21) acting in exhaust heat boiler (20), exhaust heat boiler (20), steam turbine (21), condenser (22), feed water pump (23) circulates with the Rankine acting of generator (24) complete, finally utilize generator (24) to produce electric energy.
2. the multi-joint-production apparatus that utilizes living beings and solar energy to produce methyl alcohol and generating according to claim 1, it is characterized in that, described plate type solar exsiccator (1) directly utilizes air as medium dried biomass (S1), and the contained water constituent of living beings (S1) is all removed.
3. the multi-joint-production apparatus that utilizes living beings and solar energy to produce methyl alcohol and generating according to claim 1, it is characterized in that, described trough type solar heat-collector (2) is using conduction oil as heat absorption working medium, and utilize solar radiant energy to heat water (S2) by steam generator (3), make it be converted into saturated vapour.
4. the multi-joint-production apparatus that utilizes living beings and solar energy to produce methyl alcohol and generating according to claim 1, it is characterized in that, described tower high temperature gasification reactor (5) carrys out focused solar energy by being arranged in its tower reflector field (4) around, so that high-temperature gasification heat source for reaction to be provided.
5. the multi-joint-production apparatus that utilizes living beings and solar energy to produce methyl alcohol and generating according to claim 1, it is characterized in that, described gas desuperheater (6) and described methyl alcohol synthetic reactor (9) all will discharge a large amount of heats, and this heat is further introduced and sent out in electronic equipment by the form of heated feed water.
6. the multi-joint-production apparatus that utilizes living beings and solar energy to produce methyl alcohol and generating according to claim 1, it is characterized in that, described methyl alcohol synthetic reactor (9) outlet logistics utilize heat exchanger (10) by sensible heat transfer to entrance logistics to improve methyl alcohol synthetic ratio, and continue to deliver to gas-liquid desuperheater (11) and be beneficial to follow-up gas-liquid separation, utilize the sensible heat that discharges to provide middle low temperature boiling hot source again for rectifying column (15) simultaneously.
7. the multi-joint-production apparatus that utilizes living beings and solar energy to produce methyl alcohol and generating according to claim 1, it is characterized in that, described flash drum (12) is for separating of not synthetic gas in methyl alcohol synthetic reactor (9), these gases are separated into two bursts of sub-logistics of gas by described separator (13), delivers to respectively compressor bank (8) and send out electronic equipment.
8. the multi-joint-production apparatus that utilizes living beings and solar energy to produce methyl alcohol and generating according to claim 1, it is characterized in that, this multi-joint-production apparatus is recently realized the output production capacity of methyl alcohol and electric energy and is adjusted and distribute by adjusting the unreacting gas circulation of separator (13).
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| CN201420119659.4U CN203783662U (en) | 2014-03-17 | 2014-03-17 | Poly-generation device using biomass and solar energy for preparing methanol and generating electricity |
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| CN201420119659.4U CN203783662U (en) | 2014-03-17 | 2014-03-17 | Poly-generation device using biomass and solar energy for preparing methanol and generating electricity |
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Cited By (8)
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| CN103899371A (en) * | 2014-03-17 | 2014-07-02 | 中国科学院工程热物理研究所 | Poly-generation system using biomass and solar energy for making methyl alcohol and generating power |
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| CN105154138A (en) * | 2015-08-04 | 2015-12-16 | 中国科学院电工研究所 | Solar energy gasification and power generation hybrid system |
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- 2014-03-17 CN CN201420119659.4U patent/CN203783662U/en not_active Withdrawn - After Issue
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| CN103899371A (en) * | 2014-03-17 | 2014-07-02 | 中国科学院工程热物理研究所 | Poly-generation system using biomass and solar energy for making methyl alcohol and generating power |
| CN104673342A (en) * | 2015-01-27 | 2015-06-03 | 华北电力大学 | Low-order coal quality improvement and power generation integrated system based on solar energy and coal gasification combination |
| CN105154138A (en) * | 2015-08-04 | 2015-12-16 | 中国科学院电工研究所 | Solar energy gasification and power generation hybrid system |
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| CN105888829A (en) * | 2016-04-13 | 2016-08-24 | 湖南大学 | Combined cooling, heating and power system based on biomass energy and solar heat energy |
| CN105674582B (en) * | 2016-04-13 | 2017-11-17 | 湖南大学 | A kind of biomass and three co-generation systems of solar energy coupling |
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| CN106337789A (en) * | 2016-09-13 | 2017-01-18 | 山东康宏电力有限公司 | Light-collecting amplification solar photo-thermal power generation system and method |
| CN109950575A (en) * | 2019-03-26 | 2019-06-28 | 湘潭大学 | A kind of Intelligent waste heat management system of methanol fuel cell |
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