CN103968567B - A kind of solar thermal collection system and control method thereof - Google Patents
A kind of solar thermal collection system and control method thereof Download PDFInfo
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- CN103968567B CN103968567B CN201310039963.8A CN201310039963A CN103968567B CN 103968567 B CN103968567 B CN 103968567B CN 201310039963 A CN201310039963 A CN 201310039963A CN 103968567 B CN103968567 B CN 103968567B
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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
- Y02E10/44—Heat exchange systems
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Abstract
nullThe present invention relates to solar energy thermal-power-generating field，Particularly relate to a kind of solar thermal collection system and control method thereof，Including at least one solar energy heating unit，This solar energy heating unit includes: at least one heat collecting module、First working medium pipe-line system，Also include the second working medium branch pipe(tube)，Second working medium branch pipe(tube) is internally provided with at least one hollow container，First working medium flows through hollow container，With the second working medium generation heat exchange，First working medium header and first working medium the second main pipeline、First working medium the first main pipeline connection，The present invention is by increasing by the second working medium branch pipe(tube) and hollow container，Reduce consumption and the operating distance of the first working medium，Decrease cost，And it is easy to preheating and insulation，In the present invention, the second working medium flow can regulate，Avoid the shortcoming that the second working medium energy-flux density is little，And work under normal pressure or low-pressure state，Safety and stability.
Description
Technical field
The present invention relates to solar energy thermal-power-generating field, particularly relate to a kind of solar thermal collection system and controlling party thereof
Method.
Background technology
In today that the non-regeneration energies such as coal, oil, natural gas are day by day exhausted, people need a kind of replacement badly
The energy, and solar energy with its cleanliness without any pollution, raw material is cheap, utilization rate is high etc., and many advantages is increasingly subject to
Concern to people.Solar light-heat power-generation system is roughly divided into three classes: groove type line-focusing system, tower system
System and dish-style system, wherein tower system is that sunlight is focused on by the heliostat utilizing one group of independently tracked sun
On one heat collector being fixed on top of tower, in the cavity of heat collector, produce high temperature, sending out by cavity
Electrician's matter (such as air or other gas) heating promotes Brayton circulation, finally converts heat into electric energy,
Its energy conversion efficiency can reach 35%-40%.
In prior art, directly absorb solar energy and must use the working medium that energy-flux density is high, quickly absorb heat,
Such as stannum, fuse salt, but both working medium is relatively costly, and is solid at normal temperatures, if a whole set of thermal-arrest system
System all uses this type of working medium, and one is to be greatly increased cost, and two is to preheat difficulty before work starts, and reduces
System effectiveness, is incubated more difficult and cost is high after having worked；And for example conduction oil, its boiling point is relatively low, pre-add
Heat is simple, but cannot function as the working medium in fairly large power station；And for example air, working medium cost is the lowest, but needs
To work in a high voltage state, to add heat collector pipe-line system and the design difficulty of supporting pipe-line system, increase
Add cost.Due to collector structure and the restriction of size, under normal pressure or low-pressure state, collecting system
Cost is the highest, and the operating distance of working medium is relatively big, is unfavorable for preheating and insulation.
Summary of the invention
It is an object of the invention to propose that a kind of cost is relatively low, safety and stability and be easy to preheating and insulation solar heat
Collecting system and control method thereof.
For reaching this purpose, the present invention by the following technical solutions:
A kind of solar thermal collection system, including at least one solar energy heating unit, solar energy heating unit bag
Include: at least one heat collecting module, the first working medium pipe-line system, heat collecting module be provided with the first working medium import and
First sender property outlet, the first working medium pipe-line system includes: first working medium the first main pipeline, the first working medium second
Main pipeline, the first working medium the 5th main pipeline and the first working medium entrance branch road, the first sender property outlet branch pipe(tube),
First working medium import of heat collecting module is connected by the first working medium entrance branch road and first working medium the second main pipeline
Logical, the first sender property outlet of heat collecting module passes through the first sender property outlet branch pipe(tube) and the first working medium the 5th main pipeline
Connection, also includes that the second working medium branch pipe(tube), the second working medium branch pipe(tube) are internally provided with at least one hollow container,
Hollow container is provided with import and outlet, and the import of hollow container connects with the first working medium the 5th main pipeline, in
The outlet of empty connects with first working medium the first main pipeline, when the first working medium and this of solar energy heating unit
During the second working medium generation heat exchange of solar energy heating unit, the import of hollow container and the first working medium the 5th supervisor
Road connects, and the outlet of hollow container connects with first working medium the first main pipeline.
Wherein, solar energy heating unit also includes: the first working medium header, the first changeover valve, the second changeover valve,
3rd changeover valve, the 4th changeover valve, the first working medium pipe-line system also includes: the first working medium the 3rd main pipeline,
First working medium the 4th main pipeline, when the first working medium and another solar energy heating list of this solar energy heating unit
Unit the first working medium generation heat exchange time, the second changeover valve by the import of hollow container with first working medium the 3rd supervisor
Road connects, and the outlet of hollow container is connected by the first changeover valve with the first working medium the 3rd main pipeline, the first working medium
3rd main pipeline and the connection of the first working medium the 4th main pipeline, the first working medium the 4th main pipeline passes and/or is wound around warp
Cross the first working medium header of another solar energy heating unit, complete the heat exchange of two solar energy heating unit,
First working medium header connects with first working medium the second main pipeline, first working medium the first main pipeline, described first work
It is provided with the 4th changeover valve on matter the first main pipeline, described first working medium the second main pipeline is provided with more than the 3rd
To valve, the 3rd changeover valve and the 4th changeover valve are connected by a segment pipe.
Wherein, also include for solar energy heating unit and another or other multiple solar energy heating unit phase
5th changeover valve of connection, the 5th changeover valve is positioned at the first working medium the 3rd main pipeline and the first working medium the 4th supervisor
The junction in road.
Wherein, also include the second working medium main pipeline, the second working medium main pipeline is provided with the 6th changeover valve, the
Two working medium main pipelines are by the second working medium branch pipe(tube) of the 6th changeover valve with one or more solar energy heating unit
Connection.
Wherein, the exit of hollow container is provided with temperature sensor.
Wherein, the second working medium branch pipe(tube) being provided with valve, this valve, in hollow container upstream, is used for controlling
Flow to the flow of the second working medium of hollow container.
Wherein, the first working medium header is provided with electric tracer heating system, the first working medium pipe-line system is provided with electricity
Tracing system, hollow container is provided with electric tracer heating system.
Wherein, at least one side of the first working medium header is provided with dark slide, and the first working medium header is towards heliostat
One side be provided with light-absorbing coating.
Wherein, first working medium the second main pipeline is provided with pump, pump be positioned at the first working medium entrance branch road with
Between 3rd changeover valve；First working medium entrance branch road sets with the junction of the first working medium import of heat collecting module
It is equipped with flow control valve；The junction of the first sender property outlet of the first sender property outlet branch pipe(tube) and heat collecting module
It is provided with outlet temperature sensor；Light intensity sensor it is provided with on heat collecting module.
Wherein, also including protective gas baffle-box, the outlet of protective gas baffle-box is by outlet pipe and
One working medium the second main pipeline connection, this connectivity part is positioned at the upstream of pump, the downstream of the 3rd changeover valve, protects gas
The import of body baffle-box is connected by admission line and the first working medium header, and the top of protective gas baffle-box is also
It is provided with tubule, makes protective gas and atmosphere.
Wherein, also include that protective gas storage tank, protective gas storage tank and protective gas baffle-box 4 pass through gas
Pipeline communication, gas pipeline is provided with valve.
Wherein, also include that the first working medium reflux line and electrically-controlled valve, one end of the first working medium reflux line are passed through
Electrically-controlled valve connects with heat collecting module, the other end of the first working medium reflux line and the connection of the first working medium header.
Wherein, the second working medium branch pipe(tube) be internally provided with the second working medium flow regulating device.
Wherein, also including collecting thermal tower king-tower, collection thermal tower transverse arm, heat collection unit and collection thermal tower king-tower are by first
Guide rail connects, and collection thermal tower transverse arm is provided with hoisting apparatus, and hoisting apparatus is used for making heat collection unit along first
Guide rail moves up and down, when heat collection unit is moved upward to the position of a setting, and the second working medium of heat collection unit
Branch pipe(tube) and the second working medium branch pipe(tube) automatic butt collecting thermal tower king-tower, docking location is provided with docking facilities,
After docking successfully, control detent mechanism and heat collection unit is fixed on collection thermal tower king-tower.
Wherein, docking facilities is infundibulate, for increasing the error allowed band of docking facilities.
Wherein, docking facilities is provided with sealing device.
Wherein, docking facilities is provided with automatic butt module, makes docking facilities automatic butt.
Wherein, docking facilities is provided with soft connection device.
Wherein, heat collection unit is controlled to rotate in the degree of freedom set by motor.
Wherein, heat collecting module is provided with image sensor array towards the direction of heliostat field, leads by second
Rail moves, the error of calibration heliostat.
A kind of control method of solar thermal collection system, including:
A, pre-heat phase:
A1, the dark slide opened in the first working medium header, sunlight directly heats in solar energy heating unit
The first working medium in one working medium header；
First working medium in a2, sunlight heating heat collecting module, uses the solar energy collection of low-melting first working medium
After the first working medium in hot cell reaches preset temperature, by the first working medium the 5th of this solar energy heating unit
Main pipeline and the first working medium the 3rd main pipeline and the 5th changeover valve flow to the first working medium the 4th main pipeline, the first work
Matter the 4th main pipeline passes the first working medium of the solar energy heating unit of the first high working medium of another use fusing point
Header, utilizes low-melting first working medium to preheat the first working medium that fusing point is high；
A3, the second working medium, after other thermals source heat, flow to the second working medium by the second working medium main pipeline and prop up
Pipeline, flows to use the hollow container of the solar energy heating unit of low-melting first working medium, heating hollow to hold
Low-melting first working medium in device, then utilizes the first working medium that low-melting first working medium fieWtiiltiie is high；
B, working stage:
B1, the work working medium of working stage are the first working medium that fusing point is high, and this first working medium passes through first from pump
Working medium the second main pipeline and the first working medium entrance branch road flow in heat collecting module, and the first working medium is by collection hot-die
Block the first sender property outlet flows into the first sender property outlet branch pipe(tube) and the first working medium the 5th main pipeline；
B2, heat the second working medium: the first working medium flows into hollow container by the second changeover valve, heats the second work
The second working medium in matter branch pipe(tube), then flow through the first changeover valve, first working medium the first main pipeline, more than the 4th
To valve, the 3rd changeover valve, returning to pump, now the 3rd changeover valve and the connection of the 4th changeover valve, the first working medium is not
Flowing back to the first working medium header, the temperature that the temperature sensor measurement arranged when the exit of hollow container obtains is low
When design temperature, the second working medium flow regulating device turns opening of the valve on the second working medium branch pipe(tube) automatically down
Degree, to reduce flow, when measuring the temperature obtained higher than design temperature, the second working medium flow regulating device
Automatically tuning up the aperture of valve on the second working medium branch pipe(tube), to increase flow, heat collecting module the first working medium is entered
The flow control valve arranged at Kou, according to arrange at light intensity sensor and heat collecting module the first sender property outlet
The data that temperature sensor measurement obtains are automatically adjusted the flow of the first working medium, make each heat collecting module the first work
First Temperature of Working in matter exit is identical；
Same first working medium is heated in b3, the continuous superposition of two or more solar energy heating unit: when this solar energy collection
In the first working medium in hot cell and another solar energy heating unit or other multiple solar energy heating unit
When first working medium is identical, this first working medium flows successively through the solar energy heating unit of this first working medium of above-mentioned use,
This first working medium is carried out continuous superposition heating, this first working medium heating after again with the second working medium heat exchange；
The first same second working medium of working medium laser heating in b4, two or more solar energy heating unit: control
6th changeover valve, makes the second working medium flow successively through the hollow container in multiple solar energy heating unit, above-mentioned this
This second working medium of the first working medium laser heating in a little solar energy heating unit.
Wherein, also include:
C, auxiliary protection stage:
When c1, work start, pump makes the first working medium in the first working medium header back flow back into the first working medium pipeline
In system, protective gas is pushed back the first working medium header and is returned to protective gas baffle-box by admission line；
When c2, end-of-job, protective gas is flowed into the first working medium by outlet pipe by protective gas baffle-box
Second main pipeline, is pressed into the first working medium header by the first working medium in the first working medium pipe-line system, insulation, with
Treat use next time；
C3, when protective gas deficiency in protective gas baffle-box, protective gas storage tank delays to protective gas
Protective gas is supplemented in rushing case.
Wherein, also include:
D, urgent heating period:
When the first working medium of the first working medium pipeline system residual solidification, it is heating and curing the by electric tracer heating system
One working medium；
When the first working medium of hollow container residual solidification, it is heating and curing the first working medium by electric tracer heating system,
Or by the first working medium of solidification in the second working medium heating hollow container that other thermals source heat.
The invention have the benefit that a kind of solar thermal collection system, including at least one solar energy heating list
Unit, solar energy heating unit includes: at least one heat collecting module, the first working medium pipe-line system, heat collecting module
Being provided with the first working medium import and the first sender property outlet, the first working medium pipe-line system includes: the first working medium first
Main pipeline, first working medium the second main pipeline, the first working medium the 5th main pipeline and the first working medium entrance branch road,
First sender property outlet branch pipe(tube), the first working medium import of heat collecting module is by the first working medium entrance branch road and the
One working medium the second main pipeline connection, the first sender property outlet of heat collecting module by the first sender property outlet branch pipe(tube) with
First working medium the 5th main pipeline connection, also includes the second working medium branch pipe(tube), and the second working medium branch pipe(tube) is internal to be arranged
Having at least one hollow container, hollow container is provided with import and outlet, the import of hollow container and the first work
Matter the 5th main pipeline connects, and the outlet of hollow container connects, when this solar energy with first working medium the first main pipeline
During the second working medium generation heat exchange of the first working medium of heat collection unit and this solar energy heating unit, hollow container
Import connects with the first working medium the 5th main pipeline, and the outlet of hollow container connects with first working medium the first main pipeline,
The present invention, by increasing by the second working medium branch pipe(tube) and hollow container, reduces the consumption of the first working medium, reduces
The operating distance of the first working medium, decreases cost, and is easy to preheating and insulation, and the second working medium flow can
With regulation, it is to avoid the shortcoming that the second working medium energy-flux density is little, and work under normal pressure or low-pressure state, peace
Complete stable.
Accompanying drawing explanation
Fig. 1 is solar energy heating cellular construction figure of the present invention
Fig. 2 is the present invention multiple solar energy heating unit scattergram on collection thermal tower king-tower
Fig. 3 is that the present invention multiple solar energy heating unit is connected with each other figure
Fig. 4 is the present invention the second working medium flow regulating device schematic diagram
Fig. 5 is the present invention the first working medium reflux line schematic diagram
Fig. 6 is heat collection unit of the present invention and collection thermal tower connection diagram
Fig. 7 is image sensor array scattergram of the present invention
Fig. 8 is that same first working medium schematic diagram is heated in multiple continuous superposition of solar energy heating unit
Detailed description of the invention
Technical scheme is further illustrated below in conjunction with Fig. 1-Fig. 8 and by detailed description of the invention.
A kind of solar thermal collection system, including at least one solar energy heating unit, solar energy heating unit bag
Include: at least one heat collecting module 2, first working medium pipe-line system 14, heat collecting module 2 is provided with the first working medium
Import 15 and the first sender property outlet 16, the first working medium pipe-line system 14 includes: first working medium the first main pipeline
6a, first working medium the second main pipeline 6b, the first working medium the 5th main pipeline 6e and the first working medium entrance branch road 7c,
First sender property outlet branch pipe(tube) 7b, the first working medium import 15 of heat collecting module 2 is by the first working medium entrance branch
Road 7c and first working medium the second main pipeline 6b connection, the first sender property outlet 16 of heat collecting module 2 is by first
Sender property outlet branch pipe(tube) 7b and the first working medium the 5th main pipeline 6e connection, also includes the second working medium branch pipe(tube) 19,
Second working medium branch pipe(tube) 19 is internally provided with at least one hollow container 18, and hollow container 18 is provided with import
With outlet, the import of hollow container 18 connects with the first working medium the 5th main pipeline 6e, going out of hollow container 18
Mouth connects with first working medium the first main pipeline 6a, when the first working medium and this solar energy collection of solar energy heating unit
During the second working medium generation heat exchange of hot cell, the import of hollow container 18 and the first working medium the 5th main pipeline 6e
Connection, the outlet of hollow container 18 connects with first working medium the first main pipeline 6a.
In the present embodiment, solar energy heating unit also includes: first working medium header the 3, first changeover valve 17a,
Second changeover valve 17b, the 3rd changeover valve 17c, the 4th changeover valve 17d, the first working medium pipe-line system 14 is also wrapped
Include: the first working medium the 3rd main pipeline 6c, the first working medium the 4th main pipeline 6d, when this solar energy heating unit
During the first working medium generation heat exchange of the first working medium and another solar energy heating unit, the second changeover valve 17b will
The import of hollow container 18 connects with the first working medium the 3rd main pipeline 6c, and the first changeover valve 17a is by hollow container
The outlet of 18 connects with the first working medium the 3rd main pipeline 6c, the first working medium the 3rd main pipeline 6c and the first working medium
4th main pipeline 6d connection, the first working medium the 4th main pipeline 6d passes and/or coils through another solar energy
First working medium header 3 of heat collection unit, completes the heat exchange of two solar energy heating unit, the first working medium header 3
Connect with first working medium the second main pipeline 6b, first working medium the first main pipeline 6a, first working medium the first main pipeline
It is provided with the 4th changeover valve 17d on 6a, first working medium the second main pipeline 6b is provided with the 3rd changeover valve 17c,
3rd changeover valve 17c and the 4th changeover valve 17d is connected by a segment pipe.
As another kind of embodiment, solar energy heating unit comprises two or more heat collecting module 2.
As another kind of embodiment, the second working medium branch pipe(tube) 19 is internally provided with two or more hollow container 18.
In the present embodiment, also include for solar energy heating unit and another or other multiple solar energy collection
The 5th changeover valve 25 that hot cell is connected, the 5th changeover valve 25 be positioned at the first working medium the 3rd main pipeline 6c with
The junction of the first working medium the 4th main pipeline 6d.22a, 22b, 22c, 22d are respectively one as shown in Figure 3
Solar energy heating unit, the first working medium main pipeline between them selects connection by changeover valve 25.
As in figure 2 it is shown, be the present invention multiple solar energy heating unit scattergram on collection thermal tower king-tower, collection
Thermal tower king-tower 24 comprises four transverse arms 23 altogether, and the tail end of each transverse arm 23 is fitted with a solar energy heating
Unit, namely 22a, 22b, 22c, the 22d shown in Fig. 3.
In the present embodiment, solar thermal collection system also includes the second working medium main pipeline, the second working medium main pipeline
On be provided with the 6th changeover valve 26, the second working medium main pipeline is by the 6th changeover valve 26 and one or more sun
Second working medium branch pipe(tube) 19 of energy heat collection unit connects, when multiple solar energy heating unit link together,
It is accomplished by a second working medium main pipeline to be connected by these the second working medium branch pipe(tube)s 19, and to all the
Two working medium branch pipe(tube)s 19 provide the second working medium.
In the present embodiment, the second working medium branch pipe(tube) 19 of changeover valve 26 and four solar energy heating unit is even
Logical.
The exit of hollow container 18 is provided with temperature sensor, this temperature sensor and the second working medium branch pipe(tube)
In flow regulator be connected, when this temperature sensor measurement to temperature change time, can pass through
Flow regulator regulates the uninterrupted of the second working medium.
Being provided with valve on second working medium branch pipe(tube) 19, this valve, in hollow container 18 upstream, is used for controlling
Flow to the flow of the second working medium of hollow container 18.
In the present embodiment, the first working medium header 3 is provided with electric tracer heating system 20, the first working medium pipeline system
It is provided with electric tracer heating system 20 on system 14, hollow container 18 is provided with electric tracer heating system 20.
The one side of the first working medium header 3 is provided with dark slide 8, and the first working medium header 3 is towards the one side of heliostat
Being provided with light-absorbing coating, dark slide 8 can be incubated again in shading, allows sunlight the first work when opening
Matter header 3, heats the first working medium in the first working medium header 3, plays insulation effect during closedown, and light-absorbing coating is used
In the heat absorption efficiency improving the first working medium header 3.
Being provided with pump 13 on first working medium the second main pipeline 6b, pump 13 is positioned at the first working medium entrance branch road 7c
And between the 3rd changeover valve 17c；First working medium entrance branch road 7c enters with the first working medium of heat collecting module 2
The junction of mouth 15 is provided with flow control valve 10；First sender property outlet branch pipe(tube) 7b and heat collecting module 2
The junction of the first sender property outlet 16 be provided with outlet temperature sensor 11；It is provided with light on heat collecting module 2
Strong sensor 12.
In the present embodiment, solar energy heating unit also includes protective gas baffle-box 4, protective gas baffle-box
The outlet of 4 is connected by outlet pipe 9a and first working medium the second main pipeline 6b, and this connectivity part is positioned at pump 13
Upstream, the downstream of the 3rd changeover valve 17c, the import of protective gas baffle-box 4 by admission line 9b with
First working medium header 3 connects, and the top of protective gas baffle-box 4 is additionally provided with tubule, make protective gas with
Atmosphere is to maintain system pressure, and in the present embodiment, protective gas selects argon, due to argon density
Bigger than air, during system stability, argon will not be flowed out by tubule.
In the present embodiment, solar energy heating unit also includes protective gas storage tank 21, protective gas storage tank 21
Connected by gas pipeline with protective gas baffle-box 4, gas pipeline is provided with valve.
In the present embodiment, the first working medium is liquid, preferably stannum when heat exchange, and the second working medium is when heat exchange
For gas, preferably air.
As it is shown in figure 5, solar energy heating unit also includes the first working medium reflux line 36 and electrically-controlled valve 37, the
One end of one working medium reflux line 36 is connected with heat collecting module 3 by electrically-controlled valve 37, the first working medium return duct
The other end and the first working medium header 3 in road 36 connect, and need intrasystem first when there are special circumstances
Working medium empties, and when protective gas baffle-box can not use, it is possible to electrically-controlled valve 37 is opened, order collection hot-die
The first working medium in block 2 is back to the first working medium header 3 by the first working medium reflux line 36.
As shown in Figure 4, the second working medium branch pipe(tube) 19 is internally provided with the second working medium flow regulating device, at this
In embodiment, this flow regulator includes: cooling pump 27, motor 28, bearing cooling chamber 29, axle 30,
Bearing 31, cooling air pipe 32, blade 33, labyrinth seal 34 and bearing support block 35, motor 28
Band moving vane 33 rotates, and regulates the second work in the second working medium branch pipe(tube) 19 by controlling the rotating speed of motor
The flow of matter, is provided with cooling air pipe 32 in bearing support block 35, connect with bearing cooling chamber 29,
Cooling gas is pressed into bearing cooling chamber 29 with cooling bearing 31 by cooling pump 27；Cooling gas can be with the
Two working medium are material of the same race, in the present embodiment, are all air, reveal part gas at bearing cooling chamber 29
Body can be directly entered the second working medium branch pipe(tube) 19, does not affect operating mode；Week 30 and the second working medium branch pipe(tube) 19 are even
Meet place and use labyrinth seal, and the sectional area that bearing support block 35 flows to direction along the second working medium is less, substantially
Do not affect the second Working fluid flow.
As shown in Figure 6, in the present embodiment, solar thermal collection system also includes collecting thermal tower king-tower 24, thermal-arrest
Tower transverse arm 23, heat collection unit is connected by the first guide rail 39 with collection thermal tower king-tower 24, on collection thermal tower transverse arm 23
Being provided with hoisting apparatus 41, hoisting apparatus 41 is used for making heat collection unit move up and down along the first guide rail 39,
When heat collection unit is moved upward to the position of a setting, the second working medium branch pipe(tube) 19 and thermal-arrest of heat collection unit
Second working medium branch pipe(tube) 19 automatic butt of tower king-tower 24, docking location is provided with docking facilities 40, docking
After success, control detent mechanism and heat collection unit is fixed on collection thermal tower king-tower 24, when needs are safeguarded, repaired
During heat collection unit, with hoisting apparatus 41, heat collection unit is moved downward to ground.
In the present embodiment, docking facilities 40 is infundibulate, allows for increasing the error of docking facilities 40
Scope.
In the present embodiment, docking facilities 40 being provided with sealing device, sealing device is by rubber or plastics etc.
Material forms.
As another kind of embodiment, docking facilities 40 is provided with automatic butt module, automatic butt module by
The material such as Magnet or electric magnet forms, when the second working medium branch pipe(tube) 19 and the collection thermal tower king-tower 24 of heat collection unit
The second working medium branch pipe(tube) 19 near time, docking facilities 40 automatic butt.
As another kind of embodiment, docking facilities 40 is provided with soft connection device, such as corrugated tube or articulated pipe
Road, in order to heat collection unit rotates, to tackle the solar incident angle of Various Seasonal, improves collecting efficiency.
In the present embodiment, heat collection unit is controlled to rotate in the degree of freedom set by motor.
As it is shown in fig. 7, in the present embodiment, heat collecting module 2 is provided with image towards the direction of heliostat field
Sensor array 38, is moved by the second guide rail 42, the error of calibration heliostat.
A kind of control method of solar thermal collection system, including:
A, pre-heat phase:
A1, the dark slide 8 opened in the first working medium header 3, sunlight directly heats in solar energy heating unit
The first working medium in first working medium header 3；
First working medium in a2, sunlight heating heat collecting module 2, uses the solar energy of low-melting first working medium
After the first working medium in heat collection unit reaches preset temperature, by the first working medium of this solar energy heating unit
Five main pipeline 6e and the first working medium the 3rd main pipeline 6c and the 5th changeover valve 25 flow to the first working medium the 4th supervisor
Road 6d, the first working medium the 4th main pipeline 6d pass the solar energy heating of the first high working medium of another use fusing point
First working medium header 3 of unit, utilizes low-melting first working medium to preheat the first working medium that fusing point is high；
In the present embodiment, the first working medium in solar energy heating unit 22a is conduction oil, and fusing point is relatively low,
The first working medium in solar energy heating unit 22b, 22c and 22d is stannum, and fusing point is higher.
A3, the second working medium, after other thermals source heat, flow to the second working medium by the second working medium main pipeline and prop up
Pipeline 19, flows to use the hollow container 18 of the solar energy heating unit of low-melting first working medium, adds and hanker
Low-melting first working medium in empty 18, then utilize that low-melting first working medium fieWtiiltiie is high first
Working medium；
B, working stage:
B1, the work working medium of working stage are the first working medium that fusing point is high, this first working medium from pump 13 by the
One working medium the second main pipeline 6b and the first working medium entrance branch road 7c flows in heat collecting module 2, the first working medium
The first sender property outlet branch pipe(tube) 7b and the first working medium the 5th is flowed into by heat collecting module 2 first sender property outlet 16
Main pipeline 6e；
B2, heat the second working medium: the first working medium flows into hollow container 18, heating by the second changeover valve 17b
The second working medium in second working medium branch pipe(tube) 19, then flows through the first changeover valve 17a, first working medium the first master
Pipeline 6a, the 4th changeover valve 17d, the 3rd changeover valve 17c, return to pump 13, now the 3rd changeover valve 17c
Connecting with the 4th changeover valve 17d, the first working medium does not flow back to the first working medium header 3, when going out of hollow container 18
When the temperature that the temperature sensor measurement arranged at Kou obtains is less than design temperature, the second working medium flow regulation dress
Put the aperture of the valve automatically turned down on the second working medium branch pipe(tube) 19, to reduce flow, when the temperature that measurement obtains
When degree is higher than design temperature, the second working medium flow regulating device tunes up the valve on the second working medium branch pipe(tube) 19 automatically
The aperture of door, to increase flow, the flow control valve 10 arranged at heat collecting module 2 first working medium import 15,
Temperature sensor 11 according to arranging at light intensity sensor 12 and heat collecting module 2 first sender property outlet 16 is measured
The data obtained are automatically adjusted the flow of the first working medium, make at each heat collecting module 2 first sender property outlet 16
First Temperature of Working is identical；
As another kind of embodiment, when heating the second working medium: the first working medium is flowed into by the second changeover valve 17b
Hollow container 18, heats the second working medium in the second working medium branch pipe(tube) 19, then flow through the first changeover valve 17a,
First working medium the first main pipeline 6a, the 4th changeover valve 17d, the first working medium header the 3, the 3rd changeover valve 17c,
Returning to pump 13, now the 3rd changeover valve 17c and the 4th changeover valve 17d does not connects, and the first working medium flows through first
Working medium header 3 is circulated.
Same first working medium is heated in b3, the continuous superposition of two or more solar energy heating unit: when this solar energy collection
In the first working medium in hot cell and another solar energy heating unit or other multiple solar energy heating unit
When first working medium is identical, this first working medium flows successively through the solar energy heating unit of this first working medium of above-mentioned use,
This first working medium is carried out continuous superposition heating, this first working medium heating after again with the second working medium heat exchange；
The first same second working medium of working medium laser heating in b4, two or more solar energy heating unit: control
6th changeover valve 26, makes the second working medium flow successively through the hollow container 18 in multiple solar energy heating unit, on
State this second working medium of the first working medium laser heating in these solar energy heating unit.As shown in Figure 8, the sun
The first working medium in energy heat collection unit 22b, 22c, 22d is all stannum, and the first working medium is from the first working medium header 3
The heat collecting module 2 entering 22c through the 4th changeover valve 17d, the 6th changeover valve 17f carries out heating, so for the first time
The heat collecting module 2 entering 22b by first working medium the 3rd main pipeline 6c of 22c carries out heating, so for the second time
The heat collecting module 2 entering 22d by the first working medium the 3rd main pipeline 6c, the 5th changeover valve 17e of 22b enters
Row third time heating, the hollow container entering 22d after heating carries out heat exchange.The present embodiment is used for sunlight
According to the when of poor.
In the present embodiment, also include:
C, auxiliary protection stage:
When c1, work start, pump 13 makes the first working medium in the first working medium header 3 back flow back into the first working medium
In pipe-line system 14, protective gas is pushed back the first working medium header 3 and is returned to protection by admission line 9b
Gas buffer tank 4；
When c2, end-of-job, protective gas is flowed into first by outlet pipe 9a by protective gas baffle-box 4
Working medium the second main pipeline 6b, is pressed into the first working medium header 3 by the first working medium in the first working medium pipe-line system 14,
Insulation, to treat use next time；
C3, when protective gas deficiency in protective gas baffle-box 4, protective gas storage tank 21 is to protection gas
Protective gas is supplemented in body baffle-box 4.
In the present embodiment, also include:
D, urgent heating period:
When the first working medium of the first working medium pipe-line system 14 residual solidification, heated by electric tracer heating system 20
Solidify the first working medium；
When the first working medium of hollow container 18 residual solidification, it is heating and curing first by electric tracer heating system 20
Working medium, or by other thermals source heat second working medium heating hollow container 18 in solidification the first working medium.
The foregoing is only the detailed description of the invention of the present invention, these describe and are intended merely to explain that the present invention's is former
Reason, and limiting the scope of the invention can not be construed to by any way.Based on explanation herein, this
The technical staff in field need not pay performing creative labour can associate other specific embodiment party of the present invention
Formula, within these modes fall within protection scope of the present invention.
Claims (23)
- null1. a solar thermal collection system，Including at least one solar energy heating unit，Described solar energy heating unit includes: at least one heat collecting module (2)、First working medium pipe-line system (14)，Described heat collecting module (2) is provided with the first working medium import (15) and the first sender property outlet (16)，Described first working medium pipe-line system (14) including: the first working medium the first main pipeline (6a)、First working medium the second main pipeline (6b)、First working medium the 5th main pipeline (6e) and the first working medium entrance branch road (7c)、First sender property outlet branch pipe(tube) (7b)，First working medium import (15) of heat collecting module (2) is connected with the first working medium the second main pipeline (6b) by the first working medium entrance branch road (7c)，First sender property outlet (16) of heat collecting module (2) is connected with the first working medium the 5th main pipeline (6e) by the first sender property outlet branch pipe(tube) (7b)，It is characterized in that，Also include the second working medium branch pipe(tube) (19)，Described second working medium branch pipe(tube) (19) is internally provided with at least one hollow container (18)，Hollow container (18) is provided with import and outlet，The import of hollow container (18) connects with the first working medium the 5th main pipeline (6e)，The outlet of hollow container (18) connects with the first working medium the first main pipeline (6a)，When the second working medium generation heat exchange of the first working medium and this solar energy heating unit of described solar energy heating unit，The import of hollow container (18) connects with the first working medium the 5th main pipeline (6e)，The outlet of hollow container (18) connects with the first working medium the first main pipeline (6a).
- nullA kind of solar thermal collection system the most according to claim 1，It is characterized in that，Described solar energy heating unit also includes: the first working medium header (3)、First changeover valve (17a)、Second changeover valve (17b)、3rd changeover valve (17c)、4th changeover valve (17d)，Described first working medium pipe-line system (14) also includes: the first working medium the 3rd main pipeline (6c)、First working medium the 4th main pipeline (6d)，When the first working medium generation heat exchange of the first working medium and another solar energy heating unit of described solar energy heating unit，The import of hollow container (18) is connected by the second changeover valve (17b) with the first working medium the 3rd main pipeline (6c)，The outlet of hollow container (18) is connected by the first changeover valve (17a) with the first working medium the 3rd main pipeline (6c)，First working medium the 3rd main pipeline (6c) connects with the first working medium the 4th main pipeline (6d)，First working medium the 4th main pipeline (6d) passes and/or coils through the first working medium header (3) of another solar energy heating unit，Complete the heat exchange of two solar energy heating unit，First working medium header (3) and the first working medium the second main pipeline (6b)、First working medium the first main pipeline (6a) connection，It is provided with the 4th changeover valve (17d) in described first working medium the first main pipeline (6a)，It is provided with the 3rd changeover valve (17c) in described first working medium the second main pipeline (6b)，3rd changeover valve (17c) is connected by a segment pipe with the 4th changeover valve (17d).
- A kind of solar thermal collection system the most according to claim 2, it is characterized in that, also including the 5th changeover valve (25) being connected for described solar energy heating unit with another or other multiple solar energy heating unit, the 5th changeover valve (25) is positioned at the junction of the first working medium the 3rd main pipeline (6c) and the first working medium the 4th main pipeline (6d).
- 4. according to claim A kind of solar thermal collection system described in 3, it is characterized in that, also include the second working medium main pipeline, being provided with the 6th changeover valve (26) on described second working medium main pipeline, the second working medium main pipeline is connected with the second working medium branch pipe(tube) (19) of one or more solar energy heating unit by the 6th changeover valve (26).
- A kind of solar thermal collection system the most according to claim 1, it is characterised in that the exit of described hollow container (18) is provided with temperature sensor.
- A kind of solar thermal collection system the most according to claim 1, it is characterized in that, being provided with valve on described second working medium branch pipe(tube) (19), this valve, near hollow container (18), flows to the flow of the second working medium of hollow container (18) for control.
- A kind of solar thermal collection system the most according to claim 4, it is characterized in that, it is provided with electric tracer heating system (20) in described first working medium header (3), it is provided with electric tracer heating system (20) in first working medium pipe-line system (14), hollow container (18) is provided with electric tracer heating system (20).
- A kind of solar thermal collection system the most according to claim 7, it is characterized in that, the at least one side of described first working medium header (3) is provided with dark slide (8), and described first working medium header (3) is provided with light-absorbing coating towards the one side of heliostat.
- A kind of solar thermal collection system the most according to claim 8, it is characterized in that, being provided with pump (13) in described first working medium the second main pipeline (6b), pump (13) is positioned between the first working medium entrance branch road (7c) and the 3rd changeover valve (17c)；Described first working medium entrance branch road (7c) is provided with flow control valve (10) with the junction of the first working medium import (15) of heat collecting module (2)；Described first sender property outlet branch pipe(tube) (7b) is provided with outlet temperature sensor (11) with the junction of first sender property outlet (16) of heat collecting module (2)；Light intensity sensor (12) it is provided with on described heat collecting module (2).
- A kind of solar thermal collection system the most according to claim 9, it is characterized in that, also include protective gas baffle-box (4), the outlet of protective gas baffle-box (4) is connected with the first working medium the second main pipeline (6b) by outlet pipe (9a), this connectivity part is positioned at the upstream of pump (13), the downstream of the 3rd changeover valve (17c), the import of protective gas baffle-box (4) is connected with the first working medium header (3) by admission line (9b), the top of protective gas baffle-box (4) is additionally provided with tubule, make protective gas and atmosphere.
- 11. a kind of solar thermal collection systems according to claim 10; it is characterized in that; also include protective gas storage tank (21); described protective gas storage tank (21) is connected by gas pipeline with protective gas baffle-box (4), and described gas pipeline is provided with valve.
- 12. a kind of solar thermal collection systems according to claim 2, it is characterized in that, also include the first working medium reflux line (36) and electrically-controlled valve (37), one end of first working medium reflux line (36) is connected with heat collecting module (2) by electrically-controlled valve (37), the other end of the first working medium reflux line (36) and the connection of the first working medium header (3).
- 13. a kind of solar thermal collection systems according to claim 1, it is characterised in that described second working medium branch pipe(tube) (19) is internally provided with the second working medium flow regulating device.
- 14. a kind of solar thermal collection systems according to claim 1, it is characterized in that, also include collecting thermal tower king-tower (24), collection thermal tower transverse arm (23), heat collection unit is connected by the first guide rail (39) with collection thermal tower king-tower (24), it is provided with hoisting apparatus (41) on collection thermal tower transverse arm (23), hoisting apparatus (41) is used for making heat collection unit move up and down along the first guide rail (39), when heat collection unit is moved upward to the position of a setting, second working medium branch pipe(tube) (19) of heat collection unit and the second working medium branch pipe(tube) (19) automatic butt collecting thermal tower king-tower (24), docking location is provided with docking facilities (40), after docking successfully, control detent mechanism heat collection unit to be fixed on collection thermal tower king-tower (24).
- 15. a kind of solar thermal collection systems according to claim 14, it is characterised in that described docking facilities (40) is infundibulate, is used for increasing the error allowed band of docking facilities (40).
- 16. a kind of solar thermal collection systems according to claim 14, it is characterised in that described docking facilities is provided with sealing device on (40).
- 17. a kind of solar thermal collection systems according to claim 14, it is characterised in that described docking facilities is provided with automatic butt module on (40), makes docking facilities (40) automatic butt.
- 18. a kind of solar thermal collection systems according to claim 14, it is characterised in that described docking facilities is provided with soft connection device on (40).
- 19. a kind of solar thermal collection systems according to claim 18, it is characterised in that described heat collection unit is controlled to rotate in the degree of freedom set by motor.
- 20. a kind of solar thermal collection systems according to claim 1, it is characterized in that, described heat collecting module (2) is provided with image sensor array (38) towards the direction of heliostat field, mobile by the second guide rail (42), the error of calibration heliostat.
- 21. 1 kinds of control methods for the solar thermal collection system described in claim 11, it is characterised in that including:A, pre-heat phase:A1, the dark slide (8) opened in the first working medium header (3), sunlight directly heats the first working medium in solar energy heating unit in the first working medium header (3)；A2, first working medium in sunlight heating heat collecting module (2), after using the first working medium in the solar energy heating unit of low-melting first working medium to reach preset temperature, the first working medium the 4th main pipeline (6d) is flowed to by the first working medium the 5th main pipeline (6e) of this solar energy heating unit and the first working medium the 3rd main pipeline (6c) and the 5th changeover valve (25), first working medium the 4th main pipeline (6d) passes the first working medium header (3) of the solar energy heating unit of the first high working medium of another use fusing point, low-melting first working medium is utilized to preheat the first working medium that fusing point is high；A3, the second working medium are after other thermals source heat, the second working medium branch pipe(tube) (19) is flowed to by the second working medium main pipeline, flow to use the hollow container (18) of the solar energy heating unit of low-melting first working medium, low-melting first working medium in heating hollow container (18), then utilizes the first working medium that low-melting first working medium fieWtiiltiie is high；B, working stage:B1, the work working medium of working stage are the first working medium that fusing point is high, this first working medium flows into heat collecting module (2) from pump (13) by the first working medium the second main pipeline (6b) and the first working medium entrance branch road (7c), and the first working medium flows into the first sender property outlet branch pipe(tube) (7b) and the first working medium the 5th main pipeline (6e) by heat collecting module (2) first sender property outlet (16)；nullb2、Heat the second working medium: the first working medium flows into hollow container (18) by the second changeover valve (17b)，Heat the second working medium in the second working medium branch pipe(tube) (19)，Then flow through the first changeover valve (17a)、First working medium the first main pipeline (6a)、4th changeover valve (17d)、3rd changeover valve (17c)，Return to pump (13)，Now the 3rd changeover valve (17c) connects with the 4th changeover valve (17d)，First working medium does not flow back to the first working medium header (3)，When the temperature that the temperature sensor measurement arranged when the exit of hollow container (18) obtains is less than design temperature，Second working medium flow regulating device turns the aperture of the valve on the second working medium branch pipe(tube) (19) automatically down，To reduce flow，When measuring the temperature obtained higher than design temperature，Second working medium flow regulating device tunes up the aperture of the valve on the second working medium branch pipe(tube) (19) automatically，To increase flow，The flow control valve (10) that heat collecting module (2) first working medium import (15) place is arranged，The temperature sensor (11) arranged according to light intensity sensor (12) and heat collecting module (2) first sender property outlet (16) place is measured the data obtained and is automatically adjusted the flow of the first working medium，The first Temperature of Working making each heat collecting module (2) first sender property outlet (16) place is identical；Same first working medium is heated in b3, the continuous superposition of two or more solar energy heating unit: when the first working medium in this solar energy heating unit is identical with the first working medium in another solar energy heating unit or other multiple solar energy heating unit, this first working medium flows successively through the solar energy heating unit of this first working medium of above-mentioned use, this first working medium is carried out continuous superposition heating, this first working medium heating after again with the second working medium heat exchange；The first same second working medium of working medium laser heating in b4, two or more solar energy heating unit: control the 6th changeover valve (26), the second working medium is made to flow successively through the hollow container (18) in multiple solar energy heating unit, this second working medium of the first working medium laser heating in these solar energy heating unit above-mentioned.
- The control method of 22. a kind of solar thermal collection systems according to claim 21, it is characterised in that also include:C, auxiliary protection stage:When c1, work start; pump (13) makes the first working medium in the first working medium header (3) back flow back in the first working medium pipe-line system (14), and protective gas is pushed back the first working medium header (3) and returns to protective gas baffle-box (4) by admission line (9b)；When c2, end-of-job; protective gas is flowed into the first working medium the second main pipeline (6b) by outlet pipe (9a) by protective gas baffle-box (4); the first working medium in first working medium pipe-line system (14) is pressed into the first working medium header (3); insulation, to treat use next time；C3, when protective gas deficiency in protective gas baffle-box (4), protective gas storage tank (21) supplements protective gas in protective gas baffle-box (4).
- The control method of 23. a kind of solar thermal collection systems according to claim 21, it is characterised in that also include:D, urgent heating period:When the first working medium of the first working medium pipe-line system (14) residual solidification, it is heating and curing the first working medium by electric tracer heating system (20)；When the first working medium of hollow container (18) residual solidification, it is heating and curing the first working medium by electric tracer heating system (20), or the first working medium solidified in the second working medium heating hollow container (18) heated by other thermals source.
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| CN107990573B (en) * | 2017-11-28 | 2020-10-23 | 浙江远能新能源有限公司 | Solar water heater capable of intelligently controlling light receiving power and water replenishing constant temperature |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6223743B1 (en) * | 1999-05-18 | 2001-05-01 | Melvin L. Prueitt | Solar power generation and energy storage system |
| CN102425865A (en) * | 2011-11-07 | 2012-04-25 | 深圳市联讯创新工场科技开发有限公司 | Solar heat collecting device |
| CN102437222A (en) * | 2011-12-06 | 2012-05-02 | 深圳市联讯创新工场科技开发有限公司 | Solar photo-thermal power generation system |
| CN202659429U (en) * | 2012-02-29 | 2013-01-09 | 深圳市阳能科技有限公司 | Solar energy and biomass energy series complementary power generation system |
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2013
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6223743B1 (en) * | 1999-05-18 | 2001-05-01 | Melvin L. Prueitt | Solar power generation and energy storage system |
| CN102425865A (en) * | 2011-11-07 | 2012-04-25 | 深圳市联讯创新工场科技开发有限公司 | Solar heat collecting device |
| CN102437222A (en) * | 2011-12-06 | 2012-05-02 | 深圳市联讯创新工场科技开发有限公司 | Solar photo-thermal power generation system |
| CN202659429U (en) * | 2012-02-29 | 2013-01-09 | 深圳市阳能科技有限公司 | Solar energy and biomass energy series complementary power generation system |
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