CN204003295U - The complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal - Google Patents
The complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal Download PDFInfo
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- CN204003295U CN204003295U CN201420463937.8U CN201420463937U CN204003295U CN 204003295 U CN204003295 U CN 204003295U CN 201420463937 U CN201420463937 U CN 201420463937U CN 204003295 U CN204003295 U CN 204003295U
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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
- Y02E10/10—Geothermal energy
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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
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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Abstract
The utility model discloses the complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal, comprise: geothermal system steam generating device, solar energy light gathering and heat collecting system steam raising plant, high-pressure cylinder, low pressure (LP) cylinder system, described geothermal system steam generating device produces the saturated vapour with pressure, and saturated vapour enters the acting of low pressure (LP) cylinder system; The low pressure (LP) cylinder system steam discharge water that congeals into, water enters solar energy light gathering and heat collecting system steam raising plant and forms superheated vapor, enter high-pressure cylinder acting, high-pressure cylinder steam discharge again enters solar energy light gathering and heat collecting system steam raising plant and again adds thermosetting reheated steam, enter low pressure (LP) cylinder system acting, the low pressure (LP) cylinder system exhaust water that congeals into circulates again.Native system, not only can make geothermal power that enthalpy is lower change the energy that enthalpy is higher into and be used, improve the Economy of unit, can maintain again unit and move continuously simultaneously, avoided single solar energy cogeneration power plant and solely cogeneration power plant exist shortcoming, realized mutual supplement with each other's advantages.
Description
Technical field
The present invention relates to a kind of generation engineering technical field, especially relate to a kind of photo-thermal underground heat complementation power generation system that combines.
Background technique
Solar energy cogeneration power plant: the type power station utilizes solar energy resource, focuses on light resources by light and heat collection equipment, directly or indirectly luminous energy is changed into the interior energy of water and steam; And utilize the superheated vapor obtaining to drive Turbo-generator Set generating; For the solar energy cogeneration power plant of indirect-type, its medium that absorbs luminous energy is generally chosen heat medium oil (conduction oil) or fused salt, and by heat exchanger by the thermal energy transfer of absorbing medium to water and steam, this type power station is also equipped with the energy-storage units of certain scale conventionally, realizes uninterrupted generating in order to unglazed according to unit under natural condition; For the solar power station of Direct-type, it directly utilizes water and steam to absorb luminous energy to promote self temperature, and this type power station need to be equipped with auxiliary fuel or gas fired boiler conventionally, steadily generates electricity according to unit under natural condition in order to unglazed in short-term.
The fairly large solar energy cogeneration power plant that drops at present (business) operation mainly adopts slot type or tower type solar energy thermal power generation technology.Heat medium oil (conduction oil) or fused salt that indirect-type solar energy cogeneration power plant adopts, all have minimum temperature Anti-solidification to use restriction.For guaranteeing that indirect-type or Direct-type solar energy cogeneration power plant realize security of system stable operation, all existing unglazedly provides the supplementary energy needs that (fossil class A fuel A or electric energy) carries out heat input according under natural condition.
Geothermal power station: the type power station utilizes steam water interface or the generating of steam driven Turbo-generator Set of geothermal well.Because medium parameter is lower, Turbo-generator Set performance driving economy is far short of what is expected compared with high parameter superheated vapor Turbo-generator Set; But the type unit can move continuously and not need outside supplementary energy as a supplement, is that traditional solar energy cogeneration power plant is incomparable.
One section of notice of authorization number is the patent of invention of CN103062000A, a kind of power generation system of underground heat and solar energy being carried out to cascaded utilization of energy is disclosed, this system has realized the generating of ground heat solar by five loops, but the medium in five loops is independent separately, be particularly useful for the working-medium water of generating and geothermal water respectively in system independently, only realize geothermal water by heat exchange working-medium water is heated.Use the working-medium water after heating, compared with direct use geothermal water, temperature can decline 5 to 10 degrees Celsius (DEG C), thus a large amount of heat is run off, very low of the utilization ratio of underground heat under this mode.Simultaneously because five loops are relatively independent, photo-thermal and underground heat only can independent role in water water vapor loop, photo-thermal and underground heat organically do not combine.
In order to address the above problem, in order to improve the utilization ratio of photo-thermal, underground heat, by system research, two kinds of renewable energy power generation schemes are organically joined together, in running, realize and having complementary advantages, fill up shortcoming, become a kind of novel renewable energy power station scheme, and effectively guarantee and improve safety in operation, Economy, the reliability in power station.
Summary of the invention
Order of the present invention is the existing problems in order to solve such scheme, has proposed the complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal.
The object of the invention realizes by following technical proposals:
The complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal, comprise: geothermal system steam generating device 1, solar energy light gathering and heat collecting system steam raising plant 2, high-pressure cylinder 3, low pressure (LP) cylinder system 5, described geothermal system steam generating device 1 connects low pressure (LP) cylinder system 5, described solar energy light gathering and heat collecting system steam raising plant 2 connects respectively high-pressure cylinder 3, low pressure (LP) cylinder system 5, coupled configuration between described high-pressure cylinder 3, low pressure (LP) cylinder system 5.
As optional mode, the above-mentioned complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal, pipeline A mono-side connects geothermal system steam generating device 1, and opposite side connects low pressure (LP) cylinder system 5, and pipeline B mono-side connects low pressure (LP) cylinder system 5, and opposite side connects vapour condenser 7; Pipeline D mono-side connects solar energy light gathering and heat collecting system steam raising plant 2, opposite side connects high-pressure cylinder 3, pipeline E mono-side connects high-pressure cylinder 3, opposite side connects solar energy light gathering and heat collecting system steam raising plant 2, pipeline F mono-side connects solar energy light gathering and heat collecting system steam raising plant 2, and opposite side connects low pressure (LP) cylinder system 5; Described vapour condenser 7 opposite sides connect condensate pump 8, described condensate pump 8 connects low-pressure heater 9, described low-pressure heater 9 connects oxygen-eliminating device 10, described oxygen-eliminating device 10 connects electrically driven feedpump 11, described electrically driven feedpump 11 connects high-pressure heater 12, and described high-pressure heater 12 connects solar energy light gathering and heat collecting system steam raising plant 2.
As optional mode, the above-mentioned complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal, described low pressure (LP) cylinder system 5 comprises intermediate pressure cylinder 4, low pressure (LP) cylinder 22, pipeline A mono-side connects geothermal system steam generating device 1, (4) opposite side connects intermediate pressure cylinder, pipeline B mono-side connects low pressure (LP) cylinder 22, and opposite side connects vapour condenser 7; Pipeline D mono-side connects solar energy light gathering and heat collecting system steam raising plant 2, opposite side connects high-pressure cylinder 3, pipeline E mono-side connects high-pressure cylinder 3, opposite side connects solar energy light gathering and heat collecting system steam raising plant 2, pipeline F mono-side connects solar energy light gathering and heat collecting system steam raising plant 2, and opposite side connects intermediate pressure cylinder 4; Described vapour condenser 7 opposite sides connect condensate pump 8, described condensate pump 8 connects low-pressure heater 9, described low-pressure heater 9 connects oxygen-eliminating device 10, described oxygen-eliminating device 10 connects electrically driven feedpump 11, described electrically driven feedpump 11 connects high-pressure heater 12, and described high-pressure heater 12 connects solar energy light gathering and heat collecting system steam raising plant 2.
As optional mode, the above-mentioned complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal, is provided with gate valve 17 on described pipeline A.
As optional mode, the above-mentioned complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal, is provided with No. one admission valve 19 on described pipeline D, be provided with No. two admission valve 20 on described pipeline F.
As optional mode, the above-mentioned complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal, pipeline G mono-side connects geothermal system steam generating device 1, and opposite side connects oxygen-eliminating device 10, sets gradually geothermal water booster pump 13, the 3rd modulating valve 16 on described pipeline G.
As optional mode, the above-mentioned complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal, pipeline I mono-side connects high-pressure cylinder 3, and opposite side connects high-pressure heater 12; Pipeline L mono-side connects high-pressure heater 12, and opposite side connects oxygen-eliminating device 10.
As optional mode, the above-mentioned complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal, pipeline H mono-side connects low pressure (LP) cylinder system 5, and opposite side connects low-pressure heater 9; Pipeline M mono-side connects low-pressure heater 9, and opposite side connects vapour condenser 7.
As optional mode, the above-mentioned complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal, pipeline C mono-side connects geothermal system steam generating device 1, opposite side connecting tee 21; Pipeline K mono-side connects oxygen-eliminating device 10, opposite side connecting tee 21; During another interface of described threeway 21 connects, force down cylinder pressure system 5, the first modulating valve 14 is set on described pipeline C, the second modulating valve 15 is set on described pipeline K.
As optional mode, the above-mentioned complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal, pipeline C mono-side connects geothermal system steam generating device 1, and opposite side connects four-way 21; Pipeline K mono-side connects oxygen-eliminating device 10, and opposite side connects four-way 21; Other two interfaces of described four-way 21 connect respectively intermediate pressure cylinder 4, low pressure (LP) cylinder 22, and the first modulating valve 14 is set on described pipeline C, and the second modulating valve 15 is set on described pipeline K.
Compared with prior art, beneficial effect of the present invention:
1, directly use geothermal water to form steam and participate in whole system circulation, the heat energy of geothermal water can directly utilize, and can not lose because of heat exchange a large amount of heat energy, thereby avoids a large amount of heats to run off, and under this mode, the utilization ratio of underground heat is very high.Only exchange geothermal water heat, compared with direct use geothermal water, temperature can decline 5 to 10 degrees Celsius (DEG C), can make a large amount of heat run off.
2, photo-thermal system and geothermal system organically combine, and geothermal water forms steam and in system, directly enters slot type or tower type solar light and heat collection system, participate in the entirety circulation of system.In this process, the steam that geothermal water forms is not only used for driving high, medium and low cylinder pressure to realize and does manual work, and the preheating that the steam that side by side hot water forms also participates in whole system, realizes the heating of the water in circulation being carried out to early stage.Make-up water in system, also directly from geothermal water, has been realized the own self-sustaining of system.
3, the complementary renewable energy sources of thermal power station, solar energy optical-thermal ground adopts the with the obvious advantage of photo-thermal underground heat combined cycle system: the saturation water from geothermal source is heated to be superheated vapor by the Sun Island, improves its enthalpy; And unnecessary heat can be stored in accumulation of heat subtense angle, so that power generation system within a certain period of time without under illumination condition, can rely on the heat energy of storage to maintain the normal stable operation of unit.Ground heat island by the saturated vapour from geothermal source constantly send far away in, low pressure (LP) cylinder, guarantee that unit continuously moves, and can be to adopting heat medium oil (conduction oil) or the system pipeline equipment of fused salt provide necessary anti-condensation thermal source to ensure.
4, the complementary renewable energy sources of thermal power station, solar energy optical-thermal ground, not only can make geothermal power that enthalpy is lower change the energy that enthalpy is higher into is used, improve the Economy of unit, can maintain again unit moves continuously, avoided single solar energy cogeneration power plant and solely cogeneration power plant exist shortcoming, realized mutual supplement with each other's advantages.
Brief description of the drawings
Fig. 1 is the complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal scheme one linkage structure schematic diagram;
Fig. 2 is the complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal scheme two linkage structure schematic diagram.
Wherein: 1 is geothermal system steam generating device, 2 is solar energy light gathering and heat collecting system steam raising plant, 3 is high-pressure cylinder, 4 is intermediate pressure cylinder, 5 is low pressure (LP) cylinder system 5, 6 is generator, 7 is vapour condenser, 8 is condensate pump, 9 is low-pressure heater, 10 is oxygen-eliminating device, 11 is electrically driven feedpump, 12 is high-pressure heater, 13 is geothermal water booster pump, 14 is the first modulating valve, 15 is the second modulating valve, 16 is the 3rd modulating valve, 17 is gate valve, 18 is regulator for coupling, 19 is an air intake valve, 20 is to enter air intake valve No. two, 21 is four-way (or threeway), 22 is low pressure (LP) cylinder.
Embodiment
In order to make object of the present invention, technological scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Disclosed all features in this specification, or step in disclosed all methods or process, except the speciality and/or step of mutual repulsion, all can combine by any way, unless narration especially, all can be replaced by other equivalences or the alternative features with similar object,, unless narration especially, an embodiment in a series of equivalences of each feature or similar characteristics.
Having under illumination or solar heat-preservation system enabled condition, Turbo-generator Set adopts high, medium and low cylinder pressure steam admission mode; Its high pressure cylinder admission and intermediate pressure cylinder admission be all from solar energy light gathering and heat collecting system steam raising plant (hereinafter referred " the Sun Island "), and low pressure (LP) cylinder admission is directly from geothermal system steam generating device (hereinafter referred " heat island ").
Under unglazed photograph or solar heat-preservation system nonpermissive condition, during Turbo-generator Set adopts, low pressure (LP) cylinder steam admission mode, required steam is all from ground heat island.
The art of this patent scheme system operation mode:
Specific embodiment one:
Under unglazed photograph or solar heat-preservation system nonpermissive condition: as shown in Figure 1, underground high-voltage underground heat steam resource in ground heat island 1 through removing sand, after dilatation, carbonated drink separate, directly generate and enter Steam Turbine Through IP Admission 4 and low pressure (LP) cylinder 22 with the saturated vapour of certain pressure by pipeline A, drive Turbo-generator Set 6 generating actings.Steam passes through pipeline B discharged to vapour condenser 7 after low pressure (LP) cylinder 22, and condensation therein becomes after water, can be stored in vapour condenser 7 inside, or outside discharge system.In this manufacturing process, steam turbine high-pressure cylinder 3 is in not admission state, its inner rotator with in, low pressure (LP) cylinder rotor is by regulating coupling device 18 in disengaged position.Gate valve 17, in opening state, enters intermediate pressure cylinder 4 and low pressure (LP) cylinder 22 with the saturated vapour of certain pressure by pipeline A.Four-way 21 is set in system and connects respectively the first modulating valve 14, the second modulating valve 15, intermediate pressure cylinder 4, low pressure (LP) cylinder 22.The first modulating valve 14 participates in regulating intermediate pressure cylinder 4, low pressure (LP) cylinder 22 throttle flows and parameter, connects ground heat island 1 and intermediate pressure cylinder 4, low pressure (LP) cylinder 22 by pipeline C, controls the switching of the first modulating valve 14, realizes the adjusting to steam in intermediate pressure cylinder 4, low pressure (LP) cylinder 4.Now, the second modulating valve 15 is in closed condition.
Having under illumination or solar heat-preservation system enabled condition: low pressure (LP) cylinder 22 steam discharges are condensed into after water through vapour condenser 7, after being boosted by condensate pump 8 suctions, enter steam turbine circulation system, flow through successively respectively low-pressure heater 9 and oxygen-eliminating device 10 heats, boosted by electrically driven feedpump 11 more subsequently, the high-pressure heater 12 of flowing through heats, and finally enters the Sun Island 2.In the Sun Island 2, adopt with the interior heat-absorbing medium heat exchange in the Sun Island 2 or directly absorb the mode of solar energy, changing the liquid state feedwater from high-pressure heater 12 into superheated vapor, then entering high-pressure cylinder 3 by pipeline D, driving high-pressure cylinder rotor to rotate acting.Then, high-pressure cylinder 3 steam discharges are incorporated in the Sun Island 2 by pipeline E again, carry out heat exchange become hot hot steam again with the interior heat-absorbing medium in the Sun Island 2, and be finally introduced in intermediate pressure cylinder 4 by pipeline F, the low pressure (LP) cylinder 22 of flowing through successively, and finally enter vapour condenser 7, complete a thermodynamic cycle.In this manufacturing process, regulate coupling device 18 that high-pressure cylinder rotor and mesolow cylinder rotor are of coupled connections; System operation moisturizing, from ground heat island 1, (13) enters oxygen-eliminating device 10 with modulating valve 16 by pipeline G through geothermal water booster pump; Oxygen-eliminating device 10 heating vapour, utilize and from the hot steam of ground heat island 1, the water in oxygen-eliminating device 10 are heated from intermediate pressure cylinder 4 steam discharges or by pipeline C by pipeline K.High-pressure heater 12 heating steam, by pipeline I, from high-pressure cylinder 3, hot steam is after heating the water in high-pressure heater 12, and the water that congeals into is recycled in oxygen-eliminating device 10 by pipeline L.Low-pressure heater 9 heating steam, draw gas 5 by pipeline H from low pressure (LP) cylinder, and hot steam is after heating the water in low-pressure heater 9, and the water that congeals into is recycled in vapour condenser 7 by pipeline M.Now gate valve 17, in closed condition, arranges the first modulating valve 14 on described pipeline J, and the second modulating valve 15 is set on described pipeline K, and in 14 and 15 pairs of pipelines of modulating valve, the steam of process regulates.If need ground heat island also to participate in work, can open gate valve 17.In the present invention, whether the interpolation of intermediate pressure cylinder will depend on the parameter of geothermal resources self.
Specific embodiment two:
As shown in Figure 2, in system, intermediate pressure cylinder 4, low pressure (LP) cylinder 22 form low pressure (LP) cylinder system 5, and coupled configuration between high-pressure cylinder 3 and low pressure (LP) cylinder system 5 arranges threeway 21 and connects respectively the first modulating valve 14, the second modulating valve 15, low pressure (LP) cylinder system 5.Underground high-voltage underground heat steam resource through removing sand, after dilatation, carbonated drink separate, directly generate and enter turbine low pressure cylinder system 5 with the saturated vapour of certain pressure by pipeline A, drives Turbo-generator Set 6 generating actings in ground heat island 1.The first modulating valve 14 participates in regulating low pressure (LP) cylinder system 5 throttle flows and parameter, connects ground heat island 1 and low low pressure (LP) cylinder system 5 by pipeline C, controls the switching of the first modulating valve 14, realizes the adjusting to steam in low pressure (LP) cylinder 4.Now, the second modulating valve 15 is in closed condition.Having under illumination or solar heat-preservation system enabled condition: low pressure (LP) cylinder system 5 steam discharges are condensed into after water through vapour condenser 7, after being boosted by condensate pump 8 suctions, enter steam turbine circulation system, flow through successively respectively low-pressure heater 9 and oxygen-eliminating device 10 heats, boosted by electrically driven feedpump 11 more subsequently, the high-pressure heater 12 of flowing through heats, and finally enters the Sun Island 2.In the Sun Island 2, adopt with the interior heat-absorbing medium heat exchange in the Sun Island 2 or directly absorb the mode of solar energy, changing the liquid state feedwater from high-pressure heater 12 into superheated vapor, then entering high-pressure cylinder 3 by pipeline D, driving high-pressure cylinder rotor to rotate acting.Then, high-pressure cylinder 3 steam discharges are incorporated in the Sun Island 2 by pipeline E again, carry out heat exchange and become hot hot steam again, and be finally introduced in acting in low pressure (LP) cylinder 5 by pipeline F with the interior heat-absorbing medium in the Sun Island 2, and finally enter vapour condenser 7, complete a thermodynamic cycle.
Water in native system is from the geothermal water in geothermal system, and geothermal water forms steam and in system, directly enters slot type or tower type solar light and heat collection system, participates in the entirety circulation of system.In this process, the steam that geothermal water forms is not only used for driving high, medium and low cylinder pressure to realize and does manual work, the steam that side by side hot water forms also participates in the preheating of whole system, realize the heating of the water in circulation being carried out to early stage, steam after the heating water that congeals into reclaims by pipeline, once more enters circulation.Make-up water in system, also directly from geothermal water, has been realized the own self-sustaining of system.In specific situation, also can carry out moisturizing from outside to this photo-thermal ground complementary renewable energy sources electric power station system of thermal.
The complementary renewable energy sources of solar energy optical-thermal ground thermal power station scheme selection allow not admission of high-pressure cylinder and in, the supporting Turbo-generator Set of low pressure (LP) cylinder admission operation, its high pressure cylinder with in, low pressure (LP) cylinder turbine rotor adopt regulate coupling device, for example: clutch, connects.The steam turbine of having sold on market has three cylinders or two cylinder steam turbine now.Three cylinders: high-pressure cylinder, intermediate pressure cylinder and low pressure (LP) cylinder, two cylinders: high-pressure cylinder, mesolow close cylinder.Mesolow cylinder is the steam turbine that closes cylinder: the middle pressure rotor of steam turbine and low pressure rotor share a cylinder body, and centre arranges separation, forms intermediate pressure cylinder and low pressure (LP) cylinder.Mesolow cylinder is the steam turbine of point cylinder: the middle pressure rotor of steam turbine and low pressure rotor be each own one independent supporting cylinder body respectively, forms respectively intermediate pressure cylinder and low pressure (LP) cylinder.
This patent is applicable to solar energy resource and geothermal resources to combine for power station generating design, and the Sun Island light and heat collection mode, unit capacity, backheat progression, feed water pump matching, condensate pump configuration, unit number of units are not limit.
In addition, solar energy light gathering and heat collecting system steam raising plant referred to as the Sun Island, is generally slot type or tower in specification.Tower type solar light and heat collection system is usually used as the steam generating unit of concentrated solar heat power generation system, the citation form of tower type solar light and heat collection system is the heliostat group who utilizes the independently tracked sun, by solar ray collecting to being fixed on the receiver of top of tower, in order to produce high temperature, heating working medium produces superheated vapor, the generating of driving steam turbine generator set, thus solar energy is converted to electric energy.
Groove type solar light and heat collection system is usually used as the steam generating unit of groove type paraboloid reflector solar heat power generation system, through series-parallel arrangement by multiple grooved parabolic concentrator heat collectors, heating working medium, produces high-temperature steam, the generating of driving steam turbine generator set.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the complementary renewable sources of energy electric power station system of photo-thermal ground thermal, comprise: geothermal system steam generating device (1), solar energy light gathering and heat collecting system steam raising plant (2), high-pressure cylinder (3), low pressure (LP) cylinder system (5), it is characterized in that: described geothermal system steam generating device (1) connects low pressure (LP) cylinder system (5), described solar energy light gathering and heat collecting system steam raising plant (2) connects respectively high-pressure cylinder (3), low pressure (LP) cylinder system (5), coupled configuration between described high-pressure cylinder (3), low pressure (LP) cylinder system (5).
2. the complementary renewable sources of energy electric power station system of a kind of photo-thermal as claimed in claim 1 ground thermal, it is characterized in that: pipeline A mono-side connects geothermal system steam generating device (1), opposite side connects low pressure (LP) cylinder system (5), pipeline B mono-side connects low pressure (LP) cylinder system (5), and opposite side connects vapour condenser (7);
Pipeline D mono-side connects solar energy light gathering and heat collecting system steam raising plant (2), opposite side connects high-pressure cylinder (3), pipeline E mono-side connects high-pressure cylinder (3), opposite side connects solar energy light gathering and heat collecting system steam raising plant (2), pipeline F mono-side connects solar energy light gathering and heat collecting system steam raising plant (2), and opposite side connects low pressure (LP) cylinder system (5);
Described vapour condenser (7) opposite side connects condensate pump (8), described condensate pump (8) connects low-pressure heater (9), described low-pressure heater (9) connects oxygen-eliminating device (10), described oxygen-eliminating device (10) connects electrically driven feedpump (11), described electrically driven feedpump (11) connects high-pressure heater (12), and described high-pressure heater (12) connects solar energy light gathering and heat collecting system steam raising plant (2).
3. the complementary renewable sources of energy electric power station system of a kind of photo-thermal as claimed in claim 1 ground thermal, it is characterized in that: described low pressure (LP) cylinder system (5) comprises intermediate pressure cylinder (4), low pressure (LP) cylinder (22), pipeline A mono-side connects geothermal system steam generating device (1), (4) opposite side connects intermediate pressure cylinder, pipeline B mono-side connects low pressure (LP) cylinder (22), and opposite side connects vapour condenser (7);
Pipeline D mono-side connects solar energy light gathering and heat collecting system steam raising plant (2), opposite side connects high-pressure cylinder (3), pipeline E mono-side connects high-pressure cylinder (3), opposite side connects solar energy light gathering and heat collecting system steam raising plant (2), pipeline F mono-side connects solar energy light gathering and heat collecting system steam raising plant (2), and opposite side connects intermediate pressure cylinder (4);
Described vapour condenser (7) opposite side connects condensate pump (8), described condensate pump (8) connects low-pressure heater (9), described low-pressure heater (9) connects oxygen-eliminating device (10), described oxygen-eliminating device (10) connects electrically driven feedpump (11), described electrically driven feedpump (11) connects high-pressure heater (12), and described high-pressure heater (12) connects solar energy light gathering and heat collecting system steam raising plant (2).
4. the complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal as claimed in claim 2 or claim 3, is characterized in that: on described pipeline A, be provided with gate valve (17).
5. the complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal as claimed in claim 2 or claim 3, is characterized in that: on described pipeline D, be provided with an admission valve (19), be provided with No. two admission valves (20) on described pipeline F.
6. the complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal as claimed in claim 2 or claim 3, it is characterized in that: pipeline G mono-side connects geothermal system steam generating device (1), opposite side connects oxygen-eliminating device (10), sets gradually geothermal water booster pump (13), the 3rd modulating valve (16) on described pipeline G.
7. the complementary renewable sources of energy electric power station system of a kind of photo-thermal ground thermal as claimed in claim 2 or claim 3, is characterized in that: pipeline I mono-side connects high-pressure cylinder (3), and opposite side connects high-pressure heater (12); Pipeline L mono-side connects high-pressure heater (12), and opposite side connects oxygen-eliminating device (10).
8. the complementary renewable sources of energy electric power station system of a kind of photo-thermal as claimed in claim 2 ground thermal, is characterized in that: pipeline H mono-side connects low pressure (LP) cylinder system (5), and opposite side connects low-pressure heater (9); Pipeline M mono-side connects low-pressure heater (9), and opposite side connects vapour condenser (7).
9. the complementary renewable sources of energy electric power station system of a kind of photo-thermal as claimed in claim 2 ground thermal, is characterized in that: pipeline C mono-side connects geothermal system steam generating device (1), opposite side connecting tee (21); Pipeline K mono-side connects oxygen-eliminating device (10), opposite side connecting tee (21); During another interface of described threeway (21) connects, force down cylinder pressure system (5), the first modulating valve (14) is set on described pipeline C, the second modulating valve (15) is set on described pipeline K.
10. the complementary renewable sources of energy electric power station system of a kind of photo-thermal as claimed in claim 3 ground thermal, is characterized in that: pipeline C mono-side connects geothermal system steam generating device (1), and opposite side connects four-way (21); Pipeline K mono-side connects oxygen-eliminating device (10), and opposite side connects four-way (21); Other two interfaces of described four-way (21) connect respectively intermediate pressure cylinder (4), low pressure (LP) cylinder (22), and the first modulating valve (14) is set on described pipeline C, and the second modulating valve (15) is set on described pipeline K.
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| WO2020133501A1 (en) * | 2018-12-29 | 2020-07-02 | 深圳市能源环保有限公司 | High parameter steam drum intermediate reheating system for waste incineration power generation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107842400A (en) * | 2017-10-19 | 2018-03-27 | 华中科技大学 | A kind of solar energy cooperates with Turbo-generator Set double reheat system |
| WO2020133501A1 (en) * | 2018-12-29 | 2020-07-02 | 深圳市能源环保有限公司 | High parameter steam drum intermediate reheating system for waste incineration power generation |
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