CN202803068U - Carbon dioxide capturing system - Google Patents
Carbon dioxide capturing system Download PDFInfo
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- CN202803068U CN202803068U CN2012204169015U CN201220416901U CN202803068U CN 202803068 U CN202803068 U CN 202803068U CN 2012204169015 U CN2012204169015 U CN 2012204169015U CN 201220416901 U CN201220416901 U CN 201220416901U CN 202803068 U CN202803068 U CN 202803068U
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- carbon dioxide
- solar
- dioxide capture
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/133—Renewable energy sources, e.g. sunlight
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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
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
Abstract
The utility model provides a carbon dioxide capturing system, which is used for solving the problems in the prior art that as energy consumption for leading out low-pressure steam from a steam turbine for decarburization is great when monoethanolamine is used for absorbing carbon dioxide in smoke of a heat-engine plant, the efficiency of the steam turbine of the heat-engine plant is directly reduced. The carbon dioxide capturing system comprises a solar heat collection system, a solar tracking system and a carbon dioxide capturing and regenerating system, wherein the solar tracking system is connected with the solar heat collection system; and the carbon dioxide capturing and regenerating system is connected with the solar heat collection system. According to the carbon dioxide capturing system disclosed by the utility model, the solar heat collection system is used for replacing a steam extraction heat source of the steam turbine to supply heat to a reboiler, so that the efficiency of the steam turbine is not reduced, the emission of carbon dioxide is reduced, and the carbon dioxide capturing system is environment-friendly; and the solar tracking system can adjust the solar heat collection system in real time, and thus the utilization efficiency of solar energy in unit area is enhanced.
Description
Technical field
The utility model relates to the chemical production equipment field, refers to especially a kind of carbon dioxide capture system.
Background technology
Carbon dioxide is a kind of very valuable carbon resource, can be widely used in multiple fields.The industries such as chemical synthesis industry, mechanical protection welding, metal casting processing, agricultural fertilizer, fruit and vegetable using are fresh-keeping, beer beverage can, oil exploitation, fire-fighting fire extinguishing, medical and health all need carbon dioxide.And the gas source of China's carbon dioxide is very abundant: the hydrogen manufacturing of Organic Chemical Plant, ethylene glycol production, the conversion gas of inorganic chemical industry factory, Ammonia Production, the grain ferment wine brewing, the ore decomposition such as calcium, magnesium, boron ore powder carbon solution, associated gas, flue gas of burning mineral fuel or heavy oil etc. all contains a certain amount of carbon dioxide, wherein, the burning of fossil fuel is the topmost sources of carbon dioxide.
The carbon dioxide of China's power plant emission accounts for about 38% of national total emission volumn at present, prediction according to energy information administration of USDOE, China's CO2 emissions will reach 55.7～78.2 hundred million tons in 2025, the carbon dioxide of power plant discharging will account for more than 50% of total amount, about 27.9～39.1 hundred million tons.Coal fired thermal power plant can as main power source, also be one of main emission source of carbon dioxide in the industrial production still within following a period of time.The carbon dioxide that absorbs in the coal steam-electric plant smoke with monoethanolamine (MEA) is the technology of comparative maturity, need large energy in the process of thermal power plant's carbon dioxide discharge-reduction, conventional power plant is to draw the heating monoethanolamine rich solution that draws gas from steam turbine to decompose, because the volume flow of flue gas is large after the burning, the partial pressure of carbondioxide is less than normal, so drawing low-pressure steam from steam turbine, to carry out the energy consumption of decarburization larger, can directly cause the turbine efficiency of power plant to reduce about 1/3, so, it is the emphasis of current research exploitation that exploitation neither reduces the capture system that turbine efficiency can reduce again CO2 emission, this just requires us can find the alternative thermal source of extracted steam from turbine to provide heat for reboiler, namely carry out the system integration by the coupling regenerative resource, thereby reduce the rear carbon dioxide separation energy consumption of burning.
The utility model content
The utility model proposes a kind of carbon dioxide capture system, solved in the prior art when absorbing carbon dioxide in the coal steam-electric plant smoke with monoethanolamine, drawing low-pressure steam from steam turbine, to carry out the energy consumption of decarburization larger, the problem that can directly cause the turbine efficiency of power plant to reduce.
The technical solution of the utility model is achieved in that
A kind of carbon dioxide capture system comprises:
Solar thermal collection system;
Solar tracking system is connected with described solar thermal collection system;
The carbon dioxide capture regenerative system is connected with described solar thermal collection system.
Further, described solar thermal collection system comprises:
Feed pump;
Evaporator section is connected with described feed pump;
Separator is connected with described evaporator section;
The recirculation water pump, respectively with described separator be connected evaporator section and be connected;
Superheat section is connected with described separator.
Wherein, described evaporator section and described superheat section include some trough type solar heat-collectors.
Further, described trough type solar heat-collector comprises:
Endothermic tube;
Parabolic mirror;
The metallic support device;
Wherein, described parabolic mirror and described endothermic tube all are arranged on the described metallic support device.
Further, described solar tracking system comprises:
Sensor device comprises photoelectric sensor and temperature sensor;
Human-computer interaction device comprises display unit and key device;
Drive unit comprises driving chip and stepper motor that described driving chip is connected with described stepper motor, and described stepper motor is connected with described parabolic mirror;
Timing/timing means comprises timing chip, timing chip and automatic charge device for subsequent use, and described timing chip, described timing chip all are connected with described automatic charge device for subsequent use;
Processor is connected with photoelectric sensor, temperature sensor, display unit, key device, driving chip, stepper motor, timing chip and timing chip respectively;
Supply unit is connected with described processor.
Further, described carbon dioxide capture regenerative system comprises:
The absorption tower;
Heat exchanger is connected with described absorption tower;
Regenerator is connected with described heat exchanger;
Reboiler is connected with described regenerator, described absorption tower and the superheat section of being connected respectively.
The beneficial effects of the utility model are:
1, the solar thermal collection system of the utility model carbon dioxide capture system substitutes the extracted steam from turbine thermal source and provides heat for reboiler, neither reduces turbine efficiency and can reduce CO2 emission, environmental protection again; The solar tracking system of the utility model carbon dioxide capture system can be adjusted solar thermal collection system in real time, has increased the utilization ratio of unit are solar energy.
2, in the solar thermal collection system of the utility model carbon dioxide capture system, working-medium water can obtain steam by evaporator section with higher flow velocity, the mixture of unevaporated water and steam separates in separator, water after the separation is transported to evaporator section again by the recirculation water pump, isolated steam further heats to reach temperature required at superheat section, the flow velocity of working medium is higher in the whole process, can obtain more favourable fluidised form, therefore, solar thermal collection system of the present utility model is simple in structure, and is reasonable in design.
3, the trough type solar heat-collector of the utility model carbon dioxide capture system only comprises endothermic tube, parabolic mirror and metallic support device, compact conformation, and floor space is little, processing is simple, production cost is low, thereby so that this carbon dioxide capture system floor space is little, production cost is low.
4, the solar tracking system of the utility model carbon dioxide capture system is selected mode of operation automatically according to intensity of illumination, keep to greatest extent trough type solar heat-collector and sun synchronization, reliable operation, temporal information are measured accurately, energy consumption is low, improves the solar energy utilization ratio.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structured flowchart of a kind of carbon dioxide capture of the utility model system;
Fig. 2 is the structural representation of the solar thermal collection system of a kind of carbon dioxide capture of the utility model system;
Fig. 3 is the structural representation of the trough type solar heat-collector of a kind of carbon dioxide capture of the utility model system;
Fig. 4 is the structured flowchart of the solar tracking system of a kind of carbon dioxide capture of the utility model system;
Fig. 5 is the structural representation of the carbon dioxide capture regenerative system of a kind of carbon dioxide capture of the utility model system;
Fig. 6 is the algorithm flow chart of the solar tracking system of a kind of carbon dioxide capture of the utility model system.
Among the figure:
1, solar thermal collection system; 2, solar tracking system; 3, carbon dioxide capture regenerative system; 4, feed pump; 5, evaporator section; 6, separator; 7, recirculation water pump; 8, superheat section; 9, trough type solar heat-collector; 10, endothermic tube; 11, parabolic mirror; 12, metallic support device; 13, sensor device; 14, photoelectric sensor; 15, temperature sensor; 16, human-computer interaction device; 17, display unit; 18, key device; 19, drive unit; 20, drive chip; 21, stepper motor; 22, timing/timing means; 23, timing chip; 24, timing chip; 25, automatic charge device for subsequent use; 26, processor; 27, supply unit; 28, absorption tower; 29, heat exchanger; 30, regenerator; 31, reboiler.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, in the first embodiment of a kind of carbon dioxide capture of the utility model system, the carbon dioxide capture system comprises:
Solar thermal collection system 1;
Carbon dioxide capture regenerative system 3 is connected with described solar thermal collection system 1.
The solar thermal collection system 1 of the utility model carbon dioxide capture system substitutes the extracted steam from turbine thermal source provides heat for reboiler 31, neither reduces turbine efficiency and can reduce CO2 emission, environmental protection again; The solar tracking system 2 of the utility model carbon dioxide capture system can be adjusted solar thermal collection system in real time, has increased the utilization ratio of unit are solar energy.
As shown in Figure 2, in another embodiment of a kind of carbon dioxide capture of the utility model system, described solar thermal collection system 1 can comprise:
Wherein, described evaporator section 5 and described superheat section 8 include some trough type solar heat-collectors 9.
In use, feed pump 4 is sent working-medium water into evaporator section 5, working-medium water is at evaporator section 5 heated portions or all become steam, enter afterwards separator 6, separator separates water with steam, isolated steam further heats at superheat section 8, and isolated water is sent into evaporator section 5 again by recirculation water pump 7.
In the solar thermal collection system 1 of the utility model carbon dioxide capture system, working-medium water can obtain steam by evaporator section 5 with higher flow velocity, the mixture of unevaporated water and steam separates in separator 6, water after the separation is transported to evaporator section 5 again by recirculation water pump 7, isolated steam further heats to reach temperature required at superheat section 8, the flow velocity of working medium is higher in the whole process, can obtain more favourable fluidised form, therefore, solar thermal collection system of the present utility model is simple in structure, and is reasonable in design.
As shown in Figure 3, in another embodiment of a kind of carbon dioxide capture of the utility model system, described trough type solar heat-collector 9 can comprise:
Wherein, described parabolic mirror 11 and described endothermic tube 10 all are arranged on the described metallic support device 12.
Wherein, particularly, endothermic tube 10 is as the heat collection element of trough type solar heat-collector 9, can be following structure: the glass tube with vacuum by the external diameter stainless steel tube overcoat diameter 115mm that is 70mm forms, the selective coating of the outer plating pottery of stainless steel tube, glass tube is coated with dual layer reflection film outward, the transmitance of sunshine is 96.5%, vacuumize between stainless steel tube and the glass enclosure tube, carry out vacuum seal with the glass-to-metal seal pad in conjunction with the mode of bellows, also adding in the vacuum tube has getter, can absorb to infiltrate the interior gas of vacuum tube to keep long vacuum, thereby both can protect selective coating, the heat waste in the time that hot operation can also being reduced; Parabolic mirror 11 can be comprised of the glass plate that thermal bending is shaped; Metallic support device 12 can be the shelf structure that spreads out.
The trough type solar heat-collector 9 of the utility model carbon dioxide capture system only comprises endothermic tube 10, parabolic mirror 11 and metallic support device 12, compact conformation, floor space is little, processing is simple, production cost is low, thereby so that this carbon dioxide capture system floor space is little, production cost is low.
As shown in Figure 4, in another embodiment of a kind of carbon dioxide capture of the utility model system, described solar tracking system 2 can comprise:
Human-computer interaction device 16 comprises display unit 17 and key device 18;
Timing/timing means 22 comprises timing chip 23, timing chip 24 and automatic charge device for subsequent use 25, and described timing chip 23, described timing chip 24 all are connected with described automatic charge device 25 for subsequent use;
Processor 26, respectively with photoelectric sensor 14, temperature sensor 15, display unit 17, key device 18, drive chip 20, stepper motor 21, timing chip 23 and be connected with the timing chip and be connected;
Wherein, preferably, processor 26 is single-chip microcomputer.
As shown in Figure 6, the algorithm flow of this solar tracking system 2 is as follows:
After the start, whole solar tracking system 2 carries out first self check, and groundwork state is partly detected, and then is shown on the display unit 17 if any abnormal state, and solar tracking system 2 is not worked; Normal such as state, then start working.
After starting working, check first the current time, if evening, then solar tracking system 2 enters resting state automatically; If on daytime, then carry out intensity of illumination and detect.If illumination is very strong, then adopt the photoelectric tracking pattern, after the signal of 26 pairs of photoelectric sensors of processor gathered, proofreaies and correct, through pid control algorithm, control step motor 21 rotated, and adjusts parabolic mirror 11 positions, makes parabolic mirror 11 over against the sun; If illumination is stronger, then adopt photoelectric tracking and regularly follow the tracks of coefficient pattern, after the output weighted average of two kinds of control algolithms, Driving Stepping Motor 21; If a little less than the illumination, for fear of system's misoperation, then adopt timing tracing model, gather the signal of photoelectric sensor 14 and temperature sensor 15, converse current parabolic mirror 11 positions, compare with the position of sun that calculates gained, rotate according to its error-driven stepper motor 21; If a little less than the illumination extremely, locking system then, system is failure to actuate.
After the one-off adjustment is finished, opening timing chip 23, the beginning timing, simultaneity factor enters resting state, waits for regularly being waken up after the end.
The solar tracking system 2 of the utility model carbon dioxide capture system is selected mode of operation automatically according to intensity of illumination, keep to greatest extent trough type solar heat-collector 9 and sun synchronization, reliable operation, temporal information are measured accurately, energy consumption is low, improves the solar energy utilization ratio.
As shown in Figure 5, in another embodiment of a kind of carbon dioxide capture of the utility model system, described carbon dioxide capture regenerative system 3 can comprise:
Absorption tower 28;
Heat exchanger 29 is connected with described absorption tower 28;
Regenerator 30 is connected with described heat exchanger 29;
Reboiler 31 is connected with described regenerator 30, described absorption tower 28 and the superheat section 8 of being connected respectively.
During use, enter absorption tower 28 after the dedusting of flue gas process, the desulfurization, in absorption tower 28, flue gas upwards flows from bottom to top, the monoethanolamine lean solution that passes into 28 tops from the absorption tower forms counter current contacting, and carbon dioxide is absorbed by the monoethanolamine lean solution, discharges from cat head through the flue gas after the decarburization.The monoethanolamine absorption liquid rich solution that has absorbed carbon dioxide is sent into regenerator 30 by rich solution pump (not shown in FIG.) pressurization through heat exchanger 29.In order to reduce the quantity of steam that consumes when the monoethanolamine rich solution is regenerated, utilize the monoethanolamine absorbent solution lean solution waste heat through regeneration to heat at 29 pairs of monoethanolamine rich solutions of heat exchanger, also reached simultaneously the purpose of cooling actified solution, the monoethanolamine rich solution enters from the top of regenerator 30, the desorb partial CO 2, then enter reboiler 31, further Desorption of Carbon Dioxide.Monoethanolamine lean solution behind the Desorption of Carbon Dioxide flows out from the bottom of regenerator 30, after heat exchanger 29 heat exchange, with being pumped into water cooler (not shown in FIG.), enters absorption tower 28 after cooling again.Out carbon dioxide and vapour mixture passes into cooler (not shown in FIG.) and cools from regenerator 30 tops, after steam water interface separated, condensed water comes back to system through the backflow fluid infusion, and carbon dioxide is proceeded subsequent treatment.
Carbon dioxide capture of the present utility model system has good collecting carbonic anhydride ability, and arresting efficiency is used the burning of solar energy Substitute For Partial fossil fuel about 90%, reduced the generation of carbon dioxide, has indirectly reduced CO2 emission.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. a carbon dioxide capture system is characterized in that, comprising:
Solar thermal collection system (1);
Solar tracking system (2) is connected with described solar thermal collection system (1);
Carbon dioxide capture regenerative system (3) is connected with described solar thermal collection system (1).
2. carbon dioxide capture according to claim 1 system is characterized in that described solar thermal collection system (1) comprising:
Feed pump (4);
Evaporator section (5) is connected with described feed pump (4);
Separator (6) is connected with described evaporator section (5);
Recirculation water pump (7), respectively with described separator (6) be connected evaporator section (5) and be connected;
Superheat section (8) is connected with described separator (6).
Wherein, described evaporator section (5) and described superheat section (8) include some trough type solar heat-collectors (9).
3. carbon dioxide capture according to claim 2 system is characterized in that described trough type solar heat-collector (9) comprising:
Endothermic tube (10);
Parabolic mirror (11);
Metallic support device (12);
Wherein, described parabolic mirror (11) and described endothermic tube (10) all are arranged on the described metallic support device (12).
4. the described carbon dioxide capture of any one system is characterized in that according to claim 1-3, and described solar tracking system (2) comprising:
Sensor device (13) comprises photoelectric sensor (14) and temperature sensor (15);
Human-computer interaction device (16) comprises display unit (17) and key device (18);
Drive unit (19), comprise and drive chip (20) and stepper motor (21), described driving chip (20) is connected with described stepper motor (21), and described stepper motor (21) is connected with described parabolic mirror (11);
Timing/timing means (22), comprise timing chip (23), timing chip (24) and automatic charge device for subsequent use (25), described timing chip (23), described timing chip (24) all are connected with described automatic charge device for subsequent use (25);
Processor (26) is connected 24 with photoelectric sensor (14), temperature sensor (15), display unit (17), key device (18), driving chip (20), stepper motor (21), timing chip (23) with the timing chip respectively) be connected;
Supply unit (27) is connected with described processor (26).
5. carbon dioxide capture according to claim 4 system is characterized in that described carbon dioxide capture regenerative system (3) comprising:
Absorption tower (28);
Heat exchanger (29) is connected with described absorption tower (28);
Regenerator (30) is connected with described heat exchanger (29);
Reboiler (31) is connected with described regenerator (30), described absorption tower (28) and the superheat section (8) of being connected respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204169015U CN202803068U (en) | 2012-08-22 | 2012-08-22 | Carbon dioxide capturing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204169015U CN202803068U (en) | 2012-08-22 | 2012-08-22 | Carbon dioxide capturing system |
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| CN202803068U true CN202803068U (en) | 2013-03-20 |
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| CN2012204169015U Expired - Fee Related CN202803068U (en) | 2012-08-22 | 2012-08-22 | Carbon dioxide capturing system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103223294A (en) * | 2013-05-20 | 2013-07-31 | 华北电力大学（保定） | Method and system for removing coal-fired boiler pollutants by utilizing solar energy |
| CN104456512A (en) * | 2014-10-23 | 2015-03-25 | 东南大学 | Solar-assisted coal-fired power generation system performing high-temperature heat storage and trapping CO2 in smoke through CaO |
-
2012
- 2012-08-22 CN CN2012204169015U patent/CN202803068U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103223294A (en) * | 2013-05-20 | 2013-07-31 | 华北电力大学（保定） | Method and system for removing coal-fired boiler pollutants by utilizing solar energy |
| CN103223294B (en) * | 2013-05-20 | 2015-07-22 | 华北电力大学（保定） | Method and system for removing coal-fired boiler pollutants by utilizing solar energy |
| CN104456512A (en) * | 2014-10-23 | 2015-03-25 | 东南大学 | Solar-assisted coal-fired power generation system performing high-temperature heat storage and trapping CO2 in smoke through CaO |
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Addressee: North China Electric Power University Document name: Notification of Termination of Patent Right |
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Granted publication date: 20130320 Termination date: 20130822 |