CN104612920B - Tower type solar high/low temperature complementary power generation system - Google Patents
Tower type solar high/low temperature complementary power generation system Download PDFInfo
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- CN104612920B CN104612920B CN201510055660.4A CN201510055660A CN104612920B CN 104612920 B CN104612920 B CN 104612920B CN 201510055660 A CN201510055660 A CN 201510055660A CN 104612920 B CN104612920 B CN 104612920B
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- 238000010248 power generation Methods 0.000 title claims abstract description 27
- 230000000295 complement effect Effects 0.000 title claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000004146 energy storage Methods 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 238000005338 heat storage Methods 0.000 claims description 16
- 238000009833 condensation Methods 0.000 claims description 6
- 230000005494 condensation Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 abstract description 9
- 230000003247 decreasing effect Effects 0.000 abstract description 3
- 230000011514 reflex Effects 0.000 abstract description 3
- 238000005286 illumination Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000012149 noodles Nutrition 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 235000010333 potassium nitrate Nutrition 0.000 description 1
- 239000004323 potassium nitrate Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- 239000004317 sodium nitrate Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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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- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention discloses a kind of tower type solar high/low temperature complementary power generation system, belong to Application of Solar Energy field, including high-temperature power generation system and low temp compensating system, solar receiver, steam turbine generator, condenser and heliostat that high-temperature power generation system includes high tower, is arranged on high tower top, heliostat reflexes on solar receiver sunshine, and the sunshine that solar receiver will be received is changed into high temperature heat；Low temp compensating system includes solar low-temperature heat collector, heat pump, steam generator and vapour booster pump；Solar low-temperature heat collector or solar low-temperature heat collector are with heat pump collective effect for steam generator provides heat energy production Low Temperature Steam, Low Temperature Steam is sent to solar receiver by vapour booster pump, Low Temperature Steam is heated to be superheated steam by solar receiver, superheated steam enters steam turbine generator acting and generates electricity, and condenser is connected with steam turbine generator.Not only Solar use efficiency had been greatly improved but also investment and operating cost had been greatly decreased, saved the area.
Description
Technical field
The present invention relates to Application of Solar Energy field, more particularly to solar energy high temperature heat generating system.
Background technology
Tower type solar high temperature heat generating system of the prior art is to reflect sunshine using some heliostats to focus on
Thousands of degree high temperature are obtained on to the receiver on hundreds of meters high of steel tower tops, to heat molten salt energy-storage, then is made through over-heat-exchanger
Water turns into superheated steam and is generated electricity into steam turbine generator, or water is directly heated as superheated steam and enters by the receiver on steel tower top
Enter steam turbine generator acting to generate electricity.Tower power station single-machine capacity can accomplish gigawatt, and being considered most promising by industry replaces
For the energy.Of the prior art, tower type solar high temperature heat generating system has the following disadvantages：If the dried noodle for the 1, being used is automatic
The heliostat cost for tracking the sun is high；2nd, due to scattering light out-focus, the direct light of the sun can only be utilized, therefore, solar energy profit
With less efficient；3rd, to reduce mutually blocking between the relatively low rear heliostat of sun altitude, mirror is big with the distance between mirror,
Power station more than gigawatt need to take many soils, and, substantially in one plane, floor space is too big, soil
High cost；Therefore, tower type solar high temperature heat generating system due to investment it is big, high cost, efficiency it is low and it is slow be not yet commercialized,
Make it obtain commercialization to utilize, also need bigger improvement.
The content of the invention
The technical problems to be solved by the invention be to provide one kind can effectively improve Solar use efficiency, save land used,
And the tower type solar high/low temperature complementary power generation system of system investments and operating cost is greatly lowered.
The present invention solves the tower type solar high/low temperature complementary power generation system that its technical problem is used, including high-temperature power generation
System and low temp compensating system, solar receiver, steamer that the high-temperature power generation system includes high tower, is arranged on high tower top
Generator, condenser and heliostat, the heliostat reflex on the solar receiver sunshine, and the solar energy connects
The sunshine that receipts device will be received is changed into high temperature heat；The low temp compensating system include solar low-temperature heat collector, heat pump,
Steam generator and vapour booster pump；The solar low-temperature heat collector or the solar low-temperature heat collector are common with the heat pump
Same-action provides heat energy production Low Temperature Steam for the steam generator, and the vapour booster pump is used for force feed Low Temperature Steam, institute
State solar receiver and the Low Temperature Steam is heated to be superheated steam, the superheated steam does work into the steam turbine generator
Generate electricity, the condenser is connected with the steam turbine generator.
Further, the solar low-temperature heat collector is connected with heat storage box, the solar low-temperature heat collector and described
A circulation loop is constituted by heat transfer medium between heat storage box；The heat pump is connected in parallel on the heat storage box with the steaming with heat pipe
Between vapour generator；The heat pump include compressor, condenser, flow controller and evaporator with heat pump, the compressor, condenser,
Flow controller and an evaporator with heat pump circulation loop in series；The heat pipe includes evaporator section and condensation segment；The heat pump steams
The evaporator section of hair device and the heat pipe is arranged in the heat storage box, and the condensation segment of the condenser and the heat pipe is arranged on institute
State in steam generator.
Further, the solar low-temperature heat collector is flat plate collector or vacuum tube collector.
Further, the water side of the condenser is connected to steam generator by water pump.
Further, it is also defeated including the first energy storage canister, the second energy storage canister, First Heat Exchanger, the second heat exchanger, first medium
Send pump, the 3rd medium delivery pump and second medium delivery pump；Second heat exchanger is arranged on steam generator；First storage
One end of energy tank is connected with solar receiver, and the other end is situated between with first medium delivery pump one end, second respectively by three-way pipe
One end connection of matter delivery pump, the other end of the second medium delivery pump is connected with one end of the second heat exchanger, and described first
The other end of medium delivery pump is connected with one end of First Heat Exchanger, and the other end of the First Heat Exchanger is distinguished by three-way pipe
One end, the other end of second heat exchanger with the second energy storage canister are connected, and the other end of second energy storage canister passes through the 3rd
Medium delivery pump is connected with solar receiver；One end of First Heat Exchanger also with vapour booster pump, the other end also with steamer send out
Motor connection.
Further, the water side of the condenser is connected to steam generator by water pump.
Further, the heat transfer medium is conduction oil or air.
Further, in bottom surface, the bottom surface is that the black matrix for falling in upwards is empty to the smooth surface of the solar receiver
Sunshine is reflexed to chamber, the heliostat blackbody cavity of the solar receiver.
The beneficial effects of the invention are as follows：Using the solar low-temperature heat collector of high efficiency low cost, for example, all-glass vacuum tube or
Flat plate collector, can utilize the direct light of the sun again can be using scattering light, and its efficiency is than can only be using the heliostat of direct light
It is high by more than 30%, and cost of manufacture, service life and operating cost are less than the half of heliostat；Use solar low-temperature heat collector
The heat energy of acquisition is combined into steam generator and provides heat energy with heat pump, and steam is turned to Low Temperature Steam, Low Temperature Steam latent heat containing vapour
Into solar receiver, each gram of water turns into the heat that superheated steam needs to block about 800 more, and the latent heat of vaporization of water is every gram 540
Card, every gram of water is heated to 100 degree from normal temperature 20 about needs 80 card heats, solar low-temperature heat collector to be used in combination with heat pump to every
Gram water vapour provides the heats of about 600 cards, the 2/3 of steam energy consumption is accounted for, with cheap solar low-temperature heat collector and heat pump
With reference to alternative 2/3 heliostat, this can greatly reduce the investment of tower type solar high temperature heat generating system, use solar low-temperature
Heat collector produces Low Temperature Steam, the most heliostat of substitution, not only greatly improved Solar use efficiency and be greatly decreased investment with
Operating cost, saves the area.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embodiment of the invention；
Fig. 2 is the structural representation of another embodiment of the invention；
Shown in figure：Solar low-temperature heat collector 1, heat storage box 2, compressor 3, condenser 4, flow controller 5, evaporator with heat pump
6th, heat pipe 7, steam generator 8, vapour booster pump 9, solar receiver 10, water pump 11, high tower 12, steam turbine generator 13, solidifying
Vapour device 14, heliostat 15, the first energy storage canister 16, the second energy storage canister 17, First Heat Exchanger 18, the second heat exchanger 19, first medium
Delivery pump 20, the 3rd medium delivery pump 21, second medium delivery pump 22.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples.
As shown in figure 1, tower type solar high/low temperature complementary power generation system of the invention, including high-temperature power generation system and low temperature
Compensation system, the high-temperature power generation system includes high tower 12, is arranged on the solar receiver 10, turbine generator on the top of high tower 12
Machine 13, condenser 14 and heliostat 15, the heliostat 15 reflex on the solar receiver 10 sunshine, it is described too
The sunshine that positive energy receiver 10 will be received is changed into high temperature heat；The low temp compensating system includes solar low-temperature thermal-arrest
Device 1, heat pump, steam generator 8 and vapour booster pump 9；The solar low-temperature heat collector 1 or the solar low-temperature heat collector
1 is that the steam generator 8 provides heat energy production Low Temperature Steam with the heat pump collective effect, and the vapour booster pump 9 is used for
The Low Temperature Steam is heated to be superheated steam by force feed Low Temperature Steam, the solar receiver 10, and the superheated steam enters
The acting of the steam turbine generator 13 generates electricity, and the condenser 14 is connected with the steam turbine generator 13.
It is steam with the heat energy of the acquisition of solar low-temperature heat collector 1 or with solar low-temperature heat collector and heat pump collective effect
Generator 8 provides heat energy and steam is turned to Low Temperature Steam, i.e.,：When solar illumination is strong, by solar low-temperature heat collector 1
Heat supply；When solar energy is not enough, then the power supply of heat pump is connected, kept by heat pump and the collective effect of solar low-temperature heat collector 1
The temperature of the inside of steam generator 8, maintains evaporation capacity；This both makes full use of solar energy, and system stable operation is ensured again.Low temperature steams
Vapour vapour booster pump 9 is sent to solar receiver 10, and the reception of solar receiver 10 comes from the focusing of heliostat 15 too
Sunlight is transformed into thousands of degree high temperature heats, and Low Temperature Steam is heated to be superheated steam, and superheated steam does into steam turbine generator 13
Work(generates electricity, and superheated steam becomes exhaust steam after being generated electricity through the acting of the steam turbine generator 13, and exhaust steam forms cold after being condensed through condenser
Solidifying water, condensed water can be excluded directly, it is also possible to be recycled.Using the solar low-temperature heat collector of high efficiency low cost, for example, entirely
Glass-vacuum tube or flat plate collector, can utilize the direct light of the sun to utilize again and scatter light, and its efficiency ratio can only be using straight
The heliostat more than 30% of light is penetrated, and cost of manufacture, service life and operating cost are less than the half of heliostat；Each gram of water
As the heat that superheated steam needs to block about 800 more, the latent heat of vaporization of water is every gram 540 card, and every gram of water is heated to 100 from normal temperature 20
Degree about needs 80 card heats, solar low-temperature heat collector to provide the heat of about 600 cards to every gram of water vapour, accounted for steam energy consumption
2/3, alternative 2/3 heliostat is used in combination with heat pump with cheap solar low-temperature heat collector, this can greatly reduce tower
The investment of formula solar energy high temperature heat generating system, Low Temperature Steam is produced with solar low-temperature heat collector, replaces most heliostat,
Not only Solar use efficiency had been greatly improved but also investment and operating cost had been greatly decreased, saved the area.
The solar low-temperature heat collector 1 has various connected modes with heat pump connected applications, used as of the invention a kind of real
Mode is applied, the solar low-temperature heat collector 1 is connected with heat storage box 2, the solar low-temperature heat collector 1 and the heat storage box 2
Between by heat transfer medium constitute a circulation loop；The heat pump is connected in parallel on the heat storage box 2 and is sent out with the steam with heat pipe 7
Between raw device 8；The heat pump includes compressor 3, condenser 4, flow controller 5 and evaporator with heat pump 6, the compressor 3, condenser
4th, 6 in series circulation loops of flow controller 5 and evaporator with heat pump；The heat pipe 7 includes evaporator section and condensation segment；The heat
The evaporator section of pump evaporator 6 and the heat pipe 7 is arranged in the heat storage box 2, the condensation of the condenser 4 and the heat pipe 7
Section is arranged in the steam generator 8.The one end for being arranged on the evaporator with heat pump 6 of the inside of heat storage box 2 is connected to compressor 3
One end, the other end of compressor 3 is connected to the one end for the condenser 4 for being arranged on the inside of steam generator 8, condenser 4 it is another
End returns to the other end of evaporator with heat pump 6 through flow controller 5.Heat transfer between solar low-temperature heat collector 1 and the heat storage box 2 is situated between
Matter is conduction oil or air, when solar energy illumination is strong, by the heat supply of solar low-temperature heat collector 1, solar low-temperature thermal-arrest
The temperature of heat transfer medium can be heated to above 100 degree by the solar thermal energy that device 1 is received, can be high by the heat energy of heat storage box 2 with heat pipe 7
Effect passes to steam generator 8；When solar energy is not enough, the power supply of the compressor 3 of heat pump is connected, it is low with solar energy by heat pump
The collective effect of warm heat collector 1 keeps the temperature of the inside of steam generator 8, maintains evaporation capacity.
As preferred embodiment, as shown in Fig. 2 tower type solar high/low temperature complementary power generation system of the invention, goes back
Including the first energy storage canister 16, the second energy storage canister 17, First Heat Exchanger 18, the second heat exchanger 19, first medium delivery pump the 20, the 3rd
Medium delivery pump 21 and second medium delivery pump 22；Second heat exchanger 19 is arranged on steam generator 8；First energy storage
One end of tank 16 is connected with solar receiver 10, the other end by three-way pipe respectively with the one end of first medium delivery pump 20, the
One end of one end connection of second medium delivery pump 22, the other end of the second medium delivery pump 22 and the second heat exchanger 19 connects
Connect, the other end of the first medium delivery pump 20 is connected with one end of First Heat Exchanger 18, the First Heat Exchanger 18 it is another
One end is connected by three-way pipe one end respectively with the second energy storage canister 17, the other end of second heat exchanger 19, and described second
The other end of energy storage canister 17 is connected by the 3rd medium delivery pump 21 with solar receiver 10；One end of First Heat Exchanger 18 is also
With vapour booster pump 9, the other end is also connected with steam turbine generator 13.
Be stored with energy-accumulating medium in the energy storage canister 17 of first energy storage canister 16 and second, and first energy storage canister 16 is heat
Tank, second energy storage canister 17 is cold tank, and the energy-accumulating medium in second energy storage canister 17 is pressed by the 3rd medium delivery pump 21
Solar receiver 10 is sent to, the solar receiver 10 is stored in the first energy storage canister 16 after energy-accumulating medium is heated, the
Energy-accumulating medium in one energy storage canister 16 is transported to First Heat Exchanger 18 by first medium delivery pump 20, by First Heat Exchanger 18
The Low Temperature Steam come from vapour booster pump 9 is heated as superheated steam, superheated steam does into the steam turbine generator 13
Work(generates electricity；Energy-accumulating medium after the heat exchange of First Heat Exchanger 18 by entering the second energy storage canister 17；Storage in first energy storage canister 16
Energy medium is transported to the second heat exchanger 19 by second medium delivery pump 22, and it is that the steam is sent out to be exchanged heat by the second heat exchanger 19
Raw device 8 provides heat energy production Low Temperature Steam, and energy-accumulating medium after the heat exchange of the second heat exchanger 19 by entering the second energy storage canister 17.This
Sample, when solar illumination is strong, is stored in the first energy storage canister 16 after by solar receiver 10, energy-accumulating medium is heated,
When solar illumination is weak, exchanged heat by First Heat Exchanger 18, the second heat exchanger 19, it is institute to be exchanged heat by First Heat Exchanger 18
State steam generator 8 and heat energy production Low Temperature Steam is provided, is exchanged heat by the second heat exchanger 19 and Low Temperature Steam is heated as overheat
Steam, it is so very low or even when there is no solar energy in solar energy, also can be by discharging the energy storage in the first energy storage canister 16
And generate electricity.The first medium delivery pump 20, the 3rd medium delivery pump 21 and second medium delivery pump 22 are used to convey energy storage Jie
Matter, the energy-accumulating medium can be fuse salt, for example：The mixture of potassium nitrate and sodium nitrate.
The solar low-temperature heat collector 1 is flat plate collector or vacuum tube collector, and the flat plate collector can be
Core metal sheet flat plate collector, all-glass vacuum flat plate collector, black porcelain plate solar collector etc.；The vacuum tube heat collection function
Device can be glass vacuum pipe heat collector, vacuum tube copper pipe heat collector and vacuum-tube heat-pipe heat collector etc..
Used as preferred embodiment, the water side of the condenser 14 is connected to steam generator 8 by water pump 11, from
And realize recycling for water.
In order to further improve the utilization rate of solar energy, the thermal loss of solar receiver 10 is reduced, as preferred
Implementation method, the smooth surface of the solar receiver 10 is in bottom surface, and the bottom surface is the blackbody cavity for falling in upwards, described
Sunshine is reflexed to heliostat 15 blackbody cavity of the solar receiver 10.
Claims (10)
1. tower type solar high/low temperature complementary power generation system, it is characterised in that：Including high-temperature power generation system and low temp compensating system,
The high-temperature power generation system includes high tower (12), is arranged on solar receiver (10), the steam turbine generator on high tower (12) top
(13) sunshine is reflexed to the solar receiver (10) by, condenser (14) and heliostat (15), the heliostat (15)
On, the sunshine that the solar receiver (10) will receive is changed into high temperature heat；The low temp compensating system is included too
Positive energy low-temperature heat collection device (1), heat pump, steam generator (8) and vapour booster pump (9)；The solar low-temperature heat collector (1) or
The solar low-temperature heat collector (1) is that the steam generator (8) provides heat energy production low temperature with the heat pump collective effect
Steam, the vapour booster pump (9) heats the Low Temperature Steam for force feed Low Temperature Steam, the solar receiver (10)
It is superheated steam, the superheated steam enters the steam turbine generator (13) acting generating, the condenser (14) and the vapour
Turbine generator (13) is connected；The solar low-temperature heat collector (1) is connected with heat storage box (2), the solar low-temperature heat collector
(1) circulation loop is constituted by heat transfer medium and the heat storage box (2) between；The heat pump is connected in parallel on institute with heat pipe (7)
State between heat storage box (2) and the steam generator (8)；The heat pump includes compressor (3), condenser (4), flow controller (5)
With evaporator with heat pump (6), the compressor (3), condenser (4), flow controller (5) and one in series of evaporator with heat pump (6)
Circulation loop；The heat pipe (7) includes evaporator section and condensation segment；The evaporator with heat pump (6) and the evaporator section of the heat pipe (7)
It is arranged in the heat storage box (2), the condensation segment of the condenser (4) and the heat pipe (7) is arranged on the steam generator
(8) in.
2. tower type solar high/low temperature complementary power generation system as claimed in claim 1, it is characterised in that：The solar low-temperature
Heat collector (1) is flat plate collector or vacuum tube collector.
3. tower type solar high/low temperature complementary power generation system as claimed in claim 1, it is characterised in that：The condenser (14)
Water side steam generator (8) is connected to by water pump (11).
4. tower type solar high/low temperature complementary power generation system as claimed in claim 1, it is characterised in that：Also include the first energy storage
Tank (16), the second energy storage canister (17), First Heat Exchanger (18), the second heat exchanger (19), first medium delivery pump (20), the 3rd are situated between
Matter delivery pump (21) and second medium delivery pump (22)；Second heat exchanger (19) is arranged on steam generator (8)；Described
One end of one energy storage canister (16) is connected with solar receiver (10), the other end by three-way pipe respectively with first medium delivery pump
(20) one end connection of one end, second medium delivery pump (22), the other end of the second medium delivery pump (22) is changed with second
One end connection of hot device (19), the other end of the first medium delivery pump (20) is connected with one end of First Heat Exchanger (18),
The other end of the First Heat Exchanger (18) passes through three-way pipe one end, second heat exchanger respectively with the second energy storage canister (17)
(19) other end connection, the other end of second energy storage canister (17) is received by the 3rd medium delivery pump (21) with solar energy
Device (10) is connected；One end of First Heat Exchanger (18) is also connected with vapour booster pump (9), the other end also with steam turbine generator (13)
Connection.
5. tower type solar high/low temperature complementary power generation system as claimed in claim 4, it is characterised in that：The condenser (14)
Water side steam generator (8) is connected to by water pump (11).
6. tower type solar high/low temperature complementary power generation system as claimed in claim 1, it is characterised in that：The heat transfer medium is
Conduction oil or air.
7. tower type solar high/low temperature complementary power generation system as claimed in claim 4, it is characterised in that：The heat transfer medium is
Conduction oil or air.
8. tower type solar high/low temperature complementary power generation system as claimed in claim 1, it is characterised in that：The solar energy is received
In bottom surface, the bottom surface is the blackbody cavity for falling in upwards to the smooth surface of device (10), and the heliostat (15) is anti-by sunshine
It is mapped to the blackbody cavity of the solar receiver (10).
9. tower type solar high/low temperature complementary power generation system, it is characterised in that：Including high-temperature power generation system and low temp compensating system,
The high-temperature power generation system includes high tower (12), is arranged on solar receiver (10), the steam turbine generator on high tower (12) top
(13) sunshine is reflexed to the solar receiver (10) by, condenser (14) and heliostat (15), the heliostat (15)
On, the sunshine that the solar receiver (10) will receive is changed into high temperature heat；The low temp compensating system is included too
Positive energy low-temperature heat collection device (1), heat pump, steam generator (8) and vapour booster pump (9)；The solar low-temperature heat collector (1) or
The solar low-temperature heat collector (1) is that the steam generator (8) provides heat energy production low temperature with the heat pump collective effect
Steam, the vapour booster pump (9) heats the Low Temperature Steam for force feed Low Temperature Steam, the solar receiver (10)
It is superheated steam, the superheated steam enters the steam turbine generator (13) acting generating, the condenser (14) and the vapour
Turbine generator (13) is connected；Also include the first energy storage canister (16), the second energy storage canister (17), First Heat Exchanger (18), the second heat exchange
Device (19), first medium delivery pump (20), the 3rd medium delivery pump (21) and second medium delivery pump (22)；Second heat exchange
Device (19) is arranged on steam generator (8)；One end of first energy storage canister (16) is connected with solar receiver (10), another
End is connected by the one end of three-way pipe respectively with first medium delivery pump (20) one end, second medium delivery pump (22), and described the
The other end of second medium delivery pump (22) is connected with one end of the second heat exchanger (19), the first medium delivery pump (20) it is another
One end is connected with the one end of First Heat Exchanger (18), and the other end of the First Heat Exchanger (18) is by three-way pipe respectively with second
One end of energy storage canister (17), the other end connection of second heat exchanger (19), the other end of second energy storage canister (17) lead to
The 3rd medium delivery pump (21) is crossed to be connected with solar receiver (10)；One end of First Heat Exchanger (18) also with vapour booster pump
(9) connect, the other end is also connected with steam turbine generator (13).
10. tower type solar high/low temperature complementary power generation system as claimed in claim 9, it is characterised in that：The condenser
(14) water side is connected to steam generator (8) by water pump (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510055660.4A CN104612920B (en) | 2015-02-03 | 2015-02-03 | Tower type solar high/low temperature complementary power generation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510055660.4A CN104612920B (en) | 2015-02-03 | 2015-02-03 | Tower type solar high/low temperature complementary power generation system |
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| Publication Number | Publication Date |
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| CN104612920A CN104612920A (en) | 2015-05-13 |
| CN104612920B true CN104612920B (en) | 2017-06-09 |
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| CN201510055660.4A Expired - Fee Related CN104612920B (en) | 2015-02-03 | 2015-02-03 | Tower type solar high/low temperature complementary power generation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107023445A (en) * | 2017-06-22 | 2017-08-08 | 哈尔滨锅炉厂有限责任公司 | A kind of tower type solar solar-thermal generating system using carbon dioxide as collection hot working fluid |
| CN107084103A (en) * | 2017-06-22 | 2017-08-22 | 哈尔滨锅炉厂有限责任公司 | It is a kind of using carbon dioxide as heat accumulation and do work working medium tower type solar solar-thermal generating system |
| CN112762424B (en) * | 2021-01-07 | 2022-10-18 | 中国船舶重工集团新能源有限责任公司 | Solar thermoelectric coupling system based on combination of heat storage and compression heat pump and operation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539123A (en) * | 2008-03-19 | 2009-09-23 | 中国科学院工程热物理研究所 | Groove-tower combined two-stage heat-storage solar-heat power generation system |
| CN103423108A (en) * | 2012-05-22 | 2013-12-04 | 周登荣 | Combined power generation device through solar energy and geothermal energy |
| CN204436708U (en) * | 2015-02-03 | 2015-07-01 | 攀枝花学院 | Tower type solar high/low temperature complementary power generation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20120291433A1 (en) * | 2011-05-19 | 2012-11-22 | Ning Meng | Low temperature rankine cycle solar power system with low critical temperature hfc or hc working fluid |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539123A (en) * | 2008-03-19 | 2009-09-23 | 中国科学院工程热物理研究所 | Groove-tower combined two-stage heat-storage solar-heat power generation system |
| CN103423108A (en) * | 2012-05-22 | 2013-12-04 | 周登荣 | Combined power generation device through solar energy and geothermal energy |
| CN204436708U (en) * | 2015-02-03 | 2015-07-01 | 攀枝花学院 | Tower type solar high/low temperature complementary power generation system |
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