CN205275574U - System for utilize power plant to discharge fume and ash content is cultivateed alga and is prepared biodiesel - Google Patents
System for utilize power plant to discharge fume and ash content is cultivateed alga and is prepared biodiesel Download PDFInfo
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- CN205275574U CN205275574U CN201521099812.2U CN201521099812U CN205275574U CN 205275574 U CN205275574 U CN 205275574U CN 201521099812 U CN201521099812 U CN 201521099812U CN 205275574 U CN205275574 U CN 205275574U
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- autoclave
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Abstract
The utility model discloses a system for utilize power plant to discharge fume and ash content is cultivateed alga and is prepared biodiesel, the modulating device is cultivateed to the alga that has the import respectively with export including communicateing in proper order, the alga culture vessel, smash cutting equipment, agitated vessel and high -pressure batch autoclave, the import that the modulating device was cultivateed to the alga produces the ash content import of ash content and the circulating water inlet who is used for inputing boiler circulation water including being used for inputing the power boiler burning, the import of alga culture vessel includes and is used for sending into the feed inlet of alga culture solution and is used for the input to come from the CO2's of power boiler discharge flue gas inlet port, be equipped with the illumination device that is used for providing illumination intensity in the alga culture vessel, high -pressure batch autoclave's import is including the feed inlet that is used for inputing steam inlet that power plant's steam turbine fourth stage drew gas and is used for inputing the algae thick liquid. The utility model discloses make full use of the various resources of power plant, turn into the available stock high -efficiently, reduce the alga and train and produce the biodiesel cost, carry the high energy utilization efficiency.
Description
Technical field
This utility model belongs to energy utilization technology, relates to a kind of system utilizing power plant's smoke evacuation and ash to cultivate algae preparing biological diesel oil.
Background technology
Production and the consumption of coal in China occupy very big proportion in the world. In various forms of electricity generation at home, coal fired power generation still occupies main status. But, coal fired power generation also exists problems with:
(1) fire coal can produce to include CO in combustion2Deng the flue gas of composition, exacerbate the negative effect for environment such as greenhouse effect, therefore, the process of flue gas and CO2Collection and utilization receive industry and pay close attention to widely.
(2) the coal consumption of power plant is huge, if the ash that burning produces can not carry out recycling fully, not only wastes resource, but also can to environment.
Owing to coal fired power generation has the problems referred to above, so how utilize flue gas and ash that power plant discharges fully, being translated into available resource, this is not only the technical barrier that the industry is urgently to be resolved hurrily, and is the whole world important topic that pays attention in again and inquire into.
The method that the existing flue gas that power plant is discharged and ash utilize, or be only that flue gas is utilized, or be only that ash is utilized, not only efficiency of energy utilization is not high, and involved device structure is complicated, cost is high, is unsuitable for being widely popularized and being suitable for.
Utility model content
The purpose of this utility model is in that to provide and a kind of can improve power plant's efficiency of energy utilization, environmental is greatly lowered, is greatly saved algae culture and the system utilizing power plant's smoke evacuation and ash to cultivate algae preparing biological diesel oil of preparing biological diesel oil cost.
The purpose of this utility model realizes by the following technical solutions: a kind of system utilizing power plant's smoke evacuation and ash to cultivate algae preparing biological diesel oil, it is characterized in that: it includes the algae culture modulating device being respectively provided with inlet and outlet being sequentially communicated, algae culture container, pulverize cutting equipment, mixing plant and autoclave, the import of described algae culture modulating device includes the ash import for inputting boiler of power plant burning generation ash and for inputting the circulating water intake of boiler recirculated water, the import of described algae culture container includes the charging aperture for sending into Algae culture solution and for inputting the CO discharging flue gas from boiler of power plant2Air inlet, provided with the illumination apparatus of intensity of illumination in described algae culture container, the import of described autoclave includes for inputting air intake that the power plant steam turbine fourth stage draws gas and for inputting the charging aperture of algae slurry, the Algae culture solution being modulated in algae culture modulating device is delivered to algae culture container and carries out algae culture, cultivate the tangleweed in ripe algae group to be delivered in pulverizing cutting equipment and pulverize and cut, after mixing plant stirring is mixed to form algae slurry, autoclave is sent into the microalgae cultivated in ripe algae group, the fourth stage being introduced power plant steam turbine by the air intake of autoclave draws gas until autoclave is in supercriticality, so that algae carries out hydrothermal liquefaction reaction and generates biodiesel from exporting discharge.
Algae be a kind of on land, the significantly high autophyte of ocean availability widely distributed, photosynthetic. Algae, rich in esters and glycerol, is the very good material preparing liquid fuel, can be used for preparing biodiesel. Biomass by hydro-thermal liquefaction reaction is the water conversion of biomass that one utilizes above-critical state (critical temperature 374.3 DEG C, critical pressure 22.1MPa), the technique of preparing biological diesel oil. The water of supercriticality is a kind of compressibility dense fluids, and character, close to non-polar organic solvent, can be dissolved each other with most of Organic substances and gas.
Containing the mineral composition needed for various Algae culture solution in the ash that boiler of power plant burning produces, containing required nutriment such as phosphate in boiler recirculated water, this utility model will the two (prior art, including NaNO with VSE culture medium3, NaHPO4��12H2O etc.) together Processing farage become Algae culture solution, not only reduce the cost of algae culture and preparing biological diesel oil, also solve the process problem of combust simultaneously. Additionally, the flue gas that burning produces contains the CO of higher concentration2, it can be utilized by algae photosynthesis, promotes the cultivation of algae. The supercriticality that can realize needed for the autoclave that hydrothermal liquefaction reacts it addition, the fourth stage of power plant steam turbine draws gas.
This utility model takes full advantage of the various resource of power plant under the premise not affecting power plant's operation stability, it is translated into available resource efficiently, while reducing algae culture and preparing biological diesel oil cost, improve the efficiency of energy utilization of power plant, environmental is greatly lowered.
This utility model is provided with algae stock tank between described mixing plant and autoclave, and described algae stock tank connects with the outlet of mixing plant and the charging aperture of autoclave respectively.
As a kind of improvement of the present utility model, the charging aperture of described autoclave sets up charging gear, described charging gear and autoclave are 40��50 �� of angles, open the one-level valve of autoclave, charging gear conveying algae slurry enters charging aperture, closing one-step valve and open secondary valve door behind the door, algae slurry relies on self gravitation naturally to fall in autoclave, can avoid high steam adverse current.
As a kind of preferred implementation of the present utility model, described illumination apparatus adopts solar cell for supplying power, the lamp body of illumination apparatus is LED, and described illumination apparatus is positioned at the top of algae culture container, automatically starts illumination apparatus when illumination deficiency and carries out illumination and supply.
As a kind of preferred implementation of the present utility model, the air inlet on described algae culture container is several and is distributed on the sidewall of described algae culture container, and the aperture of described air inlet is 1��3mm.
The volume of algae described in the utility model slurry is 1:3��4:5 with the ratio of the volume of autoclave.
Compared with prior art, this utility model has following significant technique effect:
(1) containing the mineral composition needed for various Algae culture solution in the ash that boiler of power plant burning produces, containing required nutriment such as phosphate in boiler recirculated water, the two Processing farage together with VSE culture medium is become Algae culture solution by this utility model, additionally, the CO2 that the flue gas that boiler of power plant burning produces contains higher concentration, it can be utilized by algae photosynthesis, promote the cultivation of algae, therefore, this utility model reduces the cost of algae culture, solves the process problem of fired coal combustion ash and CO2.
(2) the fourth stage of boiler of power plant steam turbine draws gas is that part did the high steam of merit, the supercriticality needed for the autoclave of hydrothermal liquefaction reaction can be realized, this utility model adopts the fourth stage to draw gas preparing biological diesel oil, significantly reduce the energy consumption of autoclave, reduce the cost of preparing biological diesel oil.
(3) this utility model takes full advantage of the various resource of power plant under the premise not affecting power plant's operation stability, it is translated into available resource efficiently, while reducing algae culture and preparing biological diesel oil cost, improve the efficiency of energy utilization of power plant, considerably reduce environmental.
(4) charging gear of the present utility model and autoclave be 40��50 �� of angles so that the algae slurry dependence self gravitation between one-level valve and secondary valve door falls in autoclave naturally, it is to avoid high steam adverse current.
(5) the composition simple in construction of this utility model system, it is easy to realize, practical, it is simple to be widely popularized and be suitable for.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is composition structural representation of the present utility model.
Detailed description of the invention
A kind of method utilizing power plant's smoke evacuation and ash to cultivate algae preparing biological diesel oil, comprises the following steps:
(1) modulate Algae culture solution: using boiler of power plant burning produce ash and boiler recirculated water as Algae culture solution key component modulate Algae culture solution;
(2) cultivate algae: boiler of power plant, to algae culture container, is discharged flue gas and tapped by conveying Algae culture solution, the CO that will distribute2Sending in algae culture container, and provide the condition of culture needed for algae culture, carry out algae culture, condition of culture includes the pH value of intensity of illumination, periodicity of illumination, temperature, CO2 concentration and Algae culture solution.
(3) make algae slurry: the tangleweed cultivated in ripe algae group is pulverized and cut, and be mixed to form algae slurry with the microalgae stirring cultivated in ripe algae group;
(4) preparing biological diesel oil: algae is starched to autoclave in conveying, specifically: open the one-level valve of autoclave, algae slurry is introduced from the charging aperture of autoclave, close one-step valve and open secondary valve door behind the door, the algae slurry being between one-level valve and secondary valve door is sent in autoclave, to avoid high steam adverse current. being drawn gas by the fourth stage of power plant steam turbine passes in autoclave, specifically: the fourth stage of steam turbine is drawn gas and is divided in two strands of salt baths each leading in autoclave and around autoclave, after passing into the fourth stage extraction pressure that the steam pressure of autoclave reaches steam turbine, steam off enters the valve of autoclave, pass into the steam then continuous heating autoclave of salt bath, until the temperature of autoclave is identical with the temperature of salt bath, until autoclave is in supercriticality (critical temperature 374.3 DEG C, critical pressure 22.1MPa), so that algae carries out hydrothermal liquefaction reaction, the volume of algae slurry is 1:3 with the ratio of the volume of autoclave, after the temperature of autoclave reaches the temperature of salt bath, pressure in autoclave is 22Mpa, close to marginal value, hydrothermal liquefaction reaction 6min, generate biodiesel.
As shown in Figure 1, a kind of system using the above-mentioned method utilizing power plant's smoke evacuation and ash to cultivate algae preparing biological diesel oil, it includes the algae culture modulating device 7 being respectively provided with inlet and outlet being sequentially communicated, algae culture container 1, pulverize cutting equipment, mixing plant, algae stock tank 2 and autoclave 3, algae stock tank 2 connects with mixing plant and autoclave 3 respectively, the import of algae culture modulating device 7 includes the ash import for inputting boiler of power plant burning generation ash A and for inputting the circulating water intake of boiler recirculated water B, in the present embodiment, algae culture container 1 is 4 and is connected with algae culture modulating device 7 respectively, the import of algae culture container 1 includes the charging aperture for sending into Algae culture solution and for inputting the carbon dioxide (CO discharging flue gas from boiler of power plant2) air inlet of C, air inlet is several and is distributed on the sidewall of algae culture container 1, and the aperture of air inlet is 2mm. Algae culture container 1 is the cylindrical culture vessel vertically placed side by side, provided with the illumination apparatus 4 of algae culture intensity of illumination in algae culture container 1, the lamp body of illumination apparatus 4 is LED, illumination apparatus 4 is positioned at the top of algae culture container 1, automatically starts illumination apparatus 4 when illumination deficiency and carries out illumination and supply. The import of autoclave 3 include for the steam turbine fourth stage inputting power plant draw gas D air intake and for input algae slurry charging aperture, autoclave 3 is provided with piezometer 8.
The Algae culture solution being modulated in algae culture modulating device 7 is delivered to algae culture container 1 and carries out algae culture, cultivate the tangleweed in ripe algae group to be delivered in pulverizing cutting equipment and pulverize and cut, after mixing plant stirring is mixed to form algae slurry, autoclave 3 is sent into the microalgae (microalgae is not pulverized) cultivated in ripe algae group, algae slurry is collected in algae stock tank 2, algae slurry is delivered in autoclave 3 by the charging aperture of autoclave 3, the fourth stage being introduced power plant steam turbine 5 by the air intake of autoclave 3 draws gas (1.156MPa, 395.5 DEG C) until autoclave 3 is in supercriticality, so that algae carries out hydrothermal liquefaction reaction and generates biodiesel from exporting discharge, outlet includes air vent and oil drain out, the gas that reaction produces is discharged from air vent, biodiesel is then discharged from oil drain out.
The charging aperture of autoclave is provided with charging gear, charging gear and autoclave are 45 �� of angles, open the one-level valve of autoclave, charging gear conveying algae slurry enters charging aperture, close one-step valve and open secondary valve door behind the door, algae slurry relies on self gravitation naturally to fall in autoclave, can avoid high steam adverse current.
Embodiment of the present utility model is not limited to this, according to foregoing of the present utility model, according to ordinary skill knowledge and customary means, without departing under the above-mentioned basic fundamental thought premise of this utility model, the volume of this utility model algae slurry is 1:3��4:5 with the ratio of the volume of autoclave, and after the temperature of autoclave reaches the temperature of salt bath, the pressure in autoclave is 10��30Mpa, algae carries out hydrothermal liquefaction reaction 5��10min, generates biodiesel; Charging gear and autoclave are 40��50 �� of angles; The aperture of the air inlet on algae culture container is 1��3mm. Therefore, this utility model can also make the amendment of other various ways, replacement or change, all falls within this utility model rights protection scope.
Claims (6)
1. one kind utilizes the system that power plant's smoke evacuation and ash cultivate algae preparing biological diesel oil, it is characterized in that: it includes the algae culture modulating device being respectively provided with inlet and outlet being sequentially communicated, algae culture container, pulverize cutting equipment, mixing plant and autoclave, the import of described algae culture modulating device includes the ash import for inputting boiler of power plant burning generation ash and for inputting the circulating water intake of boiler recirculated water, the import of described algae culture container includes the charging aperture for sending into Algae culture solution and for inputting the CO discharging flue gas from boiler of power plant2Air inlet, provided with the illumination apparatus of intensity of illumination in described algae culture container, the import of described autoclave includes for inputting air intake that the power plant steam turbine fourth stage draws gas and for inputting the charging aperture of algae slurry, the Algae culture solution being modulated in algae culture modulating device is delivered to algae culture container and carries out algae culture, cultivate the tangleweed in ripe algae group to be delivered in pulverizing cutting equipment and pulverize and cut, stir in mixing plant with the microalgae cultivated in ripe algae group and send into autoclave after being mixed to form algae slurry, the fourth stage being introduced power plant steam turbine by the air intake of autoclave draws gas until autoclave is in supercriticality, so that algae carries out hydrothermal liquefaction reaction and generates biodiesel from exporting discharge.
2. system according to claim 1, it is characterised in that: being provided with algae stock tank between described mixing plant and autoclave, described algae stock tank connects with the outlet of mixing plant and the charging aperture of autoclave respectively.
3. system according to claim 2, it is characterized in that: the charging aperture of described autoclave sets up charging gear, described charging gear and autoclave are 40��50 �� of angles, open the one-level valve of autoclave, charging gear conveying algae slurry enters charging aperture, closing one-step valve and open secondary valve door behind the door, algae slurry relies on self gravitation naturally to fall in autoclave.
4. system according to claim 3, it is characterized in that: described illumination apparatus adopts solar cell for supplying power, the lamp body of illumination apparatus is LED, and described illumination apparatus is positioned at the top of algae culture container, automatically starts illumination apparatus when illumination deficiency and carries out illumination and supply.
5. system according to claim 4, it is characterised in that: the air inlet on described algae culture container is several and is distributed on the sidewall of described algae culture container, and the aperture of described air inlet is 1��3mm.
6. system according to claim 5, it is characterised in that: the volume of described algae slurry is 1:3��4:5 with the ratio of the volume of autoclave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521099812.2U CN205275574U (en) | 2015-12-23 | 2015-12-23 | System for utilize power plant to discharge fume and ash content is cultivateed alga and is prepared biodiesel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521099812.2U CN205275574U (en) | 2015-12-23 | 2015-12-23 | System for utilize power plant to discharge fume and ash content is cultivateed alga and is prepared biodiesel |
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| Publication Number | Publication Date |
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| CN205275574U true CN205275574U (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521099812.2U Withdrawn - After Issue CN205275574U (en) | 2015-12-23 | 2015-12-23 | System for utilize power plant to discharge fume and ash content is cultivateed alga and is prepared biodiesel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108277155A (en) * | 2018-03-13 | 2018-07-13 | 江苏大学 | A kind of algae culture pond |
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2015
- 2015-12-23 CN CN201521099812.2U patent/CN205275574U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108277155A (en) * | 2018-03-13 | 2018-07-13 | 江苏大学 | A kind of algae culture pond |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160601 Effective date of abandoning: 20211207 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160601 Effective date of abandoning: 20211207 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |