CN102812304B - Installation component - Google Patents

Installation component Download PDF

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Publication number
CN102812304B
CN102812304B CN201180007658.XA CN201180007658A CN102812304B CN 102812304 B CN102812304 B CN 102812304B CN 201180007658 A CN201180007658 A CN 201180007658A CN 102812304 B CN102812304 B CN 102812304B
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China
Prior art keywords
component
window
expansion
tensile stress
shell
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Expired - Fee Related
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CN201180007658.XA
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Chinese (zh)
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CN102812304A (en
Inventor
H·卡弗雷
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Heliofocus Ltd
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Heliofocus Ltd
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Publication of CN102812304A publication Critical patent/CN102812304A/en
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Expired - Fee Related legal-status Critical Current
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00—Solar heat collectors specially adapted for particular uses or environments
    • F24S20/20—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00—Solar heat collectors using working fluids
    • 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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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Photovoltaic Devices (AREA)

Abstract

A kind of solar receiver, comprise the shell of receiver, window on the shell of location, this window allows solar radiation to pass therethrough, shell bears tensile stress, this is the effect of the thermal expansion that the solar energy heating caused owing to being subject to solar radiation produces, fluid input port, it can operate to allow working fluid from wherein flowing through, the absorber of solar radiation, its be centered around window at least partially around, and it can operate to allow the solar radiation through window to heat, fluid outlet, it can operate to allow working fluid to discharge from absorber, and flow out from receiver, a kind of installing component is provided to be installed on shell by window, installing component is be made up of the material with low thermal coefficient of expansion at least partly, thus by by shell, the tensile stress be applied on window drops to minimum.

Description

Installation component
Technical field
In general, what the present invention relates to is installation component, and in particular for installing the assembly of the material of low tensile strength.
Background technology
The material with low tensile strength can be defined as so a kind of material, and namely this material can not be applicable on relatively low tensile stress.Failpoint is defined as the degree of ultimate tensile strength (UTS).
Summary of the invention
According to embodiment of the present invention, a kind of solar receiver is provided at this, this receiver comprises the shell of receiver, be positioned at the window on shell, this window allows solar radiation to pass therethrough, shell can bear tensile stress, tensile stress is that the thermal expansion owing to causing from the solar energy heating of solar radiation produces, fluid input port, it can operate for allowing working fluid to flow wherein, the absorber of solar radiation, it is centered around thereabout at least partially, and heat by the solar radiation that penetrates from window, fluid outlet, it can operate for allowing working fluid can flow out from absorber, and thus flow out from receiver, installing component may be used for window to be installed on shell, installing component is be made up of the material with low thermal coefficient of expansion at least partly, thus by by shell, the tensile stress be applied on window drops to minimum.
According to embodiment of the present invention, solar energy heating is carried out under higher than the relative high-temperature of 100 DEG C.It is an option that solar energy heating is carried out under higher than the relative high-temperature of 400 DEG C.And solar energy heating is carried out under higher than the relative high-temperature of 600 DEG C.Can select, solar energy heating is carried out under relative high-temperature, higher than 100 DEG C or higher temperature.
Embodiment according to another preferred, the material with low thermal coefficient of expansion has and is less than 3 (10 -6/ DEG C) thermal linear expansion coefficient.In addition, the material having low thermal coefficient of expansion is made up of FeNi36.
Remain embodiment according to another preferred, installing component is made up of the inclined plane on bottom, inclined plane is configured to normal stress to be applied to window from the direction meeting tensile stress, thus by by shell, the tensile stress be applied on window drops to minimum.In addition, shell is made up of bottom, and it is together with shell cross-under, thus can easily close in window.And solar receiver comprises the core that can be out of shape, it engages with shell and can operate for being pressed in window, thus prevents shell from splitting away off from shell.
Therefore, embodiment according to another preferred, provide with a kind of installation component at this, it comprises first component, first component comprises the material with low tensile strength, second component, this second component can be operating as the tensile stress born because thermal expansion produces, and installing component, first component can be installed on second component by it, installing component is made up of the inclined plane on bottom, inclined plane is configured to normal stress to be applied to first component from the direction meeting tensile stress, thus by by second component, the tensile stress be applied on first component drops to minimum.
Remain another embodiment of the present invention, a kind of installation component is provided at this, this installation component comprises Part I, this Part I comprises the material with low tensile strength, Part II, this Part II can operate and be used for bearing tensile stress, tensile stress is because thermal expansion wherein causes, and installing component may be used for first component to be installed on second component, installing component is made up of the material with low thermal coefficient of expansion at least partly, installing component is made up of the inclined plane on bottom, inclined plane is configured to normal stress to be applied on first component on the direction meeting tensile stress, thus by by second component, the tensile stress be applied on first component drops to minimum.
Therefore, embodiment according to another preferred, a kind of installation component is provided at this, this installation component comprises Part I, this Part I comprises the material with low tensile strength, Part II, this Part II can operate and be used for bearing tensile stress, tensile stress is because thermal expansion wherein causes, and installing component may be used for first component to be installed on second component, installing component is made up of the material with low thermal coefficient of expansion at least partly, thus by by second component, the tensile stress be applied on first component drops to minimum.
According to embodiment of the present invention, thermal expansion is caused by the solar energy heating of second component.
Embodiment according to another preferred, solar energy heating is carried out under higher than the relative high-temperature of 100 DEG C.It is an option that solar energy heating is carried out under higher than the relative high-temperature of 400 DEG C.And solar energy heating is carried out under higher than the relative high-temperature of 600 DEG C.Can select, solar energy heating is carried out under relative high-temperature, higher than 100 DEG C or higher temperature.
Embodiment according to another preferred, the material with low thermal coefficient of expansion has and is less than 3 (10 -6/ DEG C) thermal linear expansion coefficient.In addition, the material having low thermal coefficient of expansion is made up of FeNi36.
Therefore, according to further embodiment of the present invention, a kind of installation method is provided at this, this installation method comprises, Part I is provided, this Part I comprises the material with low tensile strength, Part II is provided, this Part II can operate and be used for bearing tensile stress, tensile stress is because thermal expansion wherein causes, and by installing component, first component is installed on second component, installing component is made up of the inclined plane on bottom, inclined plane is configured to normal stress to be applied on first component on the direction meeting tensile stress, thus by by second component, the tensile stress be applied on first component drops to minimum.
Therefore, according to further embodiment of the present invention, a kind of installation method is provided at this, this installation method comprises, Part I is provided, this Part I comprises the material with low tensile strength, Part II is provided, this Part II can operate and be used for bearing tensile stress, tensile stress is because thermal expansion wherein causes, and by installing component, first component is installed on second component, installing component is made up of the material with low thermal coefficient of expansion at least partly, installing component is made up of the inclined plane on bottom, inclined plane is configured to normal stress to be applied on first component on the direction meeting tensile stress, thus by by second component, the tensile stress be applied on first component drops to minimum.
Therefore, still according to further embodiment of the present invention, a kind of installation method is provided at this, this installation method comprises, Part I is provided, this Part I comprises the material with low tensile strength, Part II is provided, this Part II can operate and be used for bearing tensile stress, tensile stress is because thermal expansion wherein causes, and by installing component, first component is installed on second component, installing component is made up of the material with low thermal coefficient of expansion at least partly, thus by by second component, the tensile stress be applied on first component drops to minimum.
Therefore, embodiment according to another preferred, a kind of solar receiver is provided at this, this receiver comprises the shell of receiver, be positioned at the window on shell, this window allows solar radiation to pass therethrough, fluid input port, it can operate for allowing working fluid to flow wherein, the absorber of solar radiation, it is centered around thereabout at least partially, and heat by the solar radiation that penetrates from window, fluid outlet, it can operate for allowing working fluid can flow out from absorber, and thus flow out from receiver, shell is made up of bottom, bottom is together with shell cross-under, thus can easily be close in window.
Therefore, according to another embodiment of the present invention, a kind of solar receiver is provided at this, this receiver comprises the shell of receiver, be positioned at the window on shell, this window allows solar radiation to pass therethrough, fluid input port, it can operate for allowing working fluid to flow wherein, the absorber of solar radiation, it is centered around thereabout at least partially, and heat by the solar radiation that penetrates from window, fluid outlet, it can operate for allowing working fluid can flow out from absorber, deformable core, itself and shell are bonded together and can be operating as and be pressed on window, thus prevent window from coming off from shell.
Accompanying drawing explanation
By the detailed description done below in conjunction with the accompanying drawing of correspondence, people will understand more easily and understand the present invention, in figures in the following:
Accompanying drawing 1A and 1B builds according to embodiment of the present invention and the schematically illustrating of simplification of installation component of operation, and the brief description of the view carrying out cutting along the cutting line IB-IB in accompanying drawing 1A and obtain;
Accompanying drawing 2 be according to embodiment of the present invention build and operation comprise by the explanation of the concise and to the point cutting plane of the solar receiver of installation component; And
Accompanying drawing 3 is that cutting line III-III large in accompanying drawing 2 carries out cutting and the explanation of the concise and to the point cutting plane of the view obtained.
Detailed description of the invention
In the following description content, various aspects of the present invention will be described.Be in short and sweet object, the specific structure of setting and detail portion are assigned to provide the understanding to globality of the present invention.But it is evident that, for any those of ordinary skill in this area, without the need to specific detail content proposed herein, the present invention also can put into practice.Furtherly, in order to avoid causing misunderstanding to the present invention, all known features will be omitted or simplify.
With reference now to accompanying drawing 1A and 1B, these accompanying drawings are schematically illustrating of the simplification of the installation component building according to embodiment of the present invention and operate, and the brief description of the view carrying out cutting along the cutting line IB-IB in accompanying drawing 1A and obtain.As can seeing from accompanying drawing 1A, installation component 10 comprises first component 12, and it is arranged on second component 14 by installing component 16.First component 12 and second component 14 can have the suitable configuration structure of any one, such as, annular, as at accompanying drawing 1A and 1B, such as, cylindrical, dome, or cube.First component 12 can be made up of the material that any one is suitable, typically, has the material of low tensile strength.
The material with low tensile strength can be defined as so a kind of material, and namely this material can not be applicable on relatively low tensile stress.Failpoint is defined as the degree of ultimate tensile strength (UTS).For example, the material with low tensile strength can be defined as the material that a kind of UTS is less than 150.It is an option that the material with low tensile strength can be defined as the material that a kind of UTS is less than 100. can also select, the material with low tensile strength can be defined as the material that a kind of UTS is less than 50.
Second component 14 can be made up of the material that any one is suitable, and can be arranged as and bear tensile stress.Tensile stress can be caused due to the thermal stress be applied on second component 14, and it may occur the thermal expansion of outwards deriving, the tensile stress of the radial direction indicated by arrow 20.Thermal stress may be produced by any one calorie source, and such as, solar energy, will 2 and 3 be further described by reference to the accompanying drawings.
Calorie source can be heated to relatively high temperature, such as, higher than 100 DEG C.Calorie source can be heated to relatively high temperature, such as, higher than 200 DEG C.Calorie source can be heated to relatively high temperature, such as, higher than 300 DEG C.Calorie source can be heated to relatively high temperature, such as, higher than 400 DEG C.Calorie source can be heated to relatively high temperature, such as, higher than 500 DEG C.Calorie source can be heated to relatively high temperature, such as, higher than 600 DEG C.Calorie source can be heated to relatively high temperature, such as, higher than 700 DEG C.Calorie source can be heated to relatively high temperature, such as, higher than 800 DEG C.Calorie source can be heated to relatively high temperature, such as, higher than 900 DEG C.Calorie source can be heated to relatively high temperature, such as, higher than 1000 DEG C or higher temperature.
Installing component 16 may be used for the tensile stress be applied on first component 12 to drop to minimum.T installing component 16 can be made up of the collocation form that any one is suitable, and can be made by the material that any one is suitable, and this material can operate for dropping to minimum by the tensile stress be applied on first component 12.As seeing in accompanying drawing 1A and 1B, installing component 16 can be annular, bottom it, have inclined plane 22 on 24.Generally, the power that direction is downward, such as, the thermal stress represented by arrow 28 or any one gravity, can be applied on first component 12.In turn, power downward for the direction represented by arrow 30 is applied on installing component 16 by first component 12.Consequent is partly upwards by installing component 16 normal pressure be applied on first component 12, just as shown in arrow 34, and is that part is inside, just as shown in arrow 36.The outside tensile stress 20 be applied on first component 12 drops to minimum by inside normal pressure 36.
In addition or it is an option that installing component 16 can be made up of the material with relatively low thermal coefficient of expansion, thus will drop to minimum by the tensile stress be applied on first component 12 of the thermal expansion on second component 14.The material with relatively low thermal coefficient of expansion can be the material that any one is suitable, and such as, FeNi36, this material can be obtained by commercial sources, and its trade name is INVAR .Also the other materials with relatively low thermal coefficient of expansion can be used, such as, Fe-33Ni-4.5Co, and described material also can be obtained by commercial sources, and its trade name is INOVCO , such as, FeNi42 and FeNiCo alloy.
In addition, the material with relatively low thermal coefficient of expansion can be defined as thermal linear expansion coefficient and be less than 6 (10 -6/ DEG C) material.The material with relatively low thermal coefficient of expansion can be defined as thermal linear expansion coefficient and be less than 5 (10 -6/ DEG C) material.The material with relatively low thermal coefficient of expansion can be defined as thermal linear expansion coefficient and be less than 4 (10 -6/ DEG C) material.The material with relatively low thermal coefficient of expansion can be defined as thermal linear expansion coefficient and be less than 3 (10 -6/ DEG C) material.The material with relatively low thermal coefficient of expansion can be defined as thermal linear expansion coefficient and be less than 2 (10 -6/ DEG C) material.
In the embodiment of the installation component 10 that accompanying drawing 2 subsequently and accompanying drawing 3 describe.People recognize, this embodiment is not a kind of restrictive embodiment, but installation component 10 can be put into practice by other mode a lot.
With reference now to accompanying drawing 2, this accompanying drawing be according to embodiment of the present invention build and operation comprise by the explanation of the concise and to the point cutting plane of the solar receiver of installation component.As can seeing from accompanying drawing 2, solar receiver 100 comprises the shell 102 of receiver, and this shell is made up of the material that any one is suitable.Shell 102 can be configured to be roughly columniform main part 104, by top 108 and bottom 110 on it.Shell 102 can be modelled as the suitable form of any one.In embodiments of the invention, bottom and main part 104 can be made up of stainless steel material, and bottom 110 can be fabricated from iron.
Main part 104 is bonded together by the suitable mode of any one and top 108, such as, is installed to go out outstanding circumferential projection 118 from top 108 by crossing screw 120 by the circumferential projection 116 of giving prominence to from main part 104.O type circle 122 can be placed between projection 116 and 118.The joint of O type circle 122 to be joints for guaranteeing between each main part 104 and top 108 be a kind of secure seal.Also the suitable mode that main body 104 and top 108 are sealed by any one can be adopted.
Main part 104 is bonded together by the suitable mode of any one and bottom 110, such as, is installed to go out outstanding circumferential projection 128 from top 110 by crossing screw 130 by the circumferential projection 126 of giving prominence to from main part 104.O type circle 136 can be placed between projection 126 and 118.The joint of O type circle 136 to be joints for guaranteeing between each main part 104 and bottom 110 be a kind of secure seal.Also the suitable mode that main body 104 and bottom 110 are sealed by any one can be adopted.
The shell 138 of the input pipe on input pipe assembly 140 is given prominence to from top 108.Input pipe 142 is normally made up of columniform part 144, and its part is placed in the shell 138 of input pipe.In general, center input pipe part 148 is placed among main part 104, and is connected on cylindrical part 144 by angled part 150.Input pipe 142 can be made up of stainless steel or be made up of other suitable material of any one.
Input pipe 142 can be configured to the suitable structure of any one, such as, for example, and normally columniform configuration structure.
Center input pipe part 148 limits the circumferential projection 170 on bottom, and it is pressed on the center shield big envelope 172 of radiation shielded components 174.
Radiation shielded components 174 may be used for protecting input pipe assembly 140 from the radiation of solar radiation being entered into receiver 100 by window 222; and allowing working fluid can be flowed out from input pipe 142 by perforation 224, perforation 224 is formed on the window 222 of radiation shielded components 174.
It should be noted that, radiation shielded components 174 be can omit no.
Window 222 is disposed within receiver 100.Window 222 is designed to allow solar radiation and can irradiates thereon and can pass therethrough.
Window 222 can be moulding, such as, being a part for paraboloid of revolution, is the configuration structure of the geometry that the part of hyperbolic paraboloid or any one are suitable, it limits fairshaped profile, wherein there is not the profile transition wire from a geometric shape to other geometric shapes.The turbulent flow of the working fluid flowed along window 222 drops to minimum by fairshaped profile, and drops to minimum by the reflection loss of the solar radiation that will inject passed therethrough.In addition, fairshaped profile can eliminate the tensile stress on window 222, this tensile stress be by, such as, profile transition causes, and provides the degree of accuracy in volume production.
It should be noted that, window 222 can be modelled as the suitable configuration structure being similar to taper shape or frustro conical of any one or geometry, it limits fairshaped profile, the profile wherein also existed from a kind of geometric shape to another geometric shape changes, or it is any with other suitable forms, thus allow solar radiation to be irradiated on it, and working fluid can nearby flow.Window 222 can be made up of the material that any one is suitable, and it can bear relatively high temperature and solar radiant heat wherein for example, and window 222 can be made up of vitreosil.These materials have relatively low tensile strength.
The absorber 230 of solar radiation is disposed in around, and arranges along the interior surface of window 222.The absorber 230 of solar radiation can be configured to the suitable structure of any one, to allow solar radiation to be absorbed wherein, thus heats the working fluid that will flow into via input module 140.
Circumferential sealing 240 can be placed in the below of window 222.Sealing 240 can be made up of the material that any one is suitable, such as, for example, and graphite.
Window 222 can be installed on shell 102 by the mode that any one is suitable.According to embodiment of the present invention, window 222, it can be defined as the first component 12 on the installation component 10 in accompanying drawing 1A and 1B, and it can be installed on the bottom 110 of shell 102 by annulus 244.Bottom 110 can be defined as second component and annulus 224 can be defined as installing component 16.
Annulus 224 can be made up of the material that any one is suitable, as the description content of above carrying out in 1A and 1B by reference to the accompanying drawings.For example, annulus 224 can be made up of the material with relatively low thermal coefficient of expansion, such as, and FeNi36.Annulus 224 can be configured to the suitable structure of any one, such as, has the bottom surface 226 of inclination.
In the operating process of receiver 100, solar radiation is irradiated on receiver with relatively high temperature, and such as, temperature range is between 400-1000 DEG C.Receiver 100 can bear relatively high temperature in considerable time, such as, and the every day in the middle of 1 year.
There is outside thermal expansion in the window radiated flange 248 of bottom 110 and window refrigeration system 250, by the radial stress represented by arrow 252, tensile stress is applied on window 222 by it.
Annulus 244 is for dropping to minimum by the tensile stress be applied on window 222.The lower surface 246 tilted is configured to be applied on sealing 240 and window by normal pressure on the such as direction shown in arrow 253, suitably the direction of adjustment tensile stress 252, thus reduces the tensile stress be applied on window 222.In addition, the annulus 244 be made up of relatively low thermal coefficient of expansion prevents extra tensile stress to be applied on window 222.
Radiated flange 248 can be made up of the material that any one is suitable, preferably, there is the material of relatively high rotproofness, such as, for example, stainless steel, thus the corrosion preventing that the flowing due to radiator liquid from causing, radiator liquid flows in the radiator liquid passage 254 of the annular formed by radiated flange 248.Radiated flange 248 is secured on bottom 110, such as, by screw 255 by the mode that any one is suitable.Sealing 256 can be placed between middle radiated flange 248 and bottom 110.Sealing 256 can be made up of the material that any one is suitable, such as, for example, and graphite.
Bottom 110 penetrates with the main part 104 of shell 102 and links together by screw 255.When screw 255 unclamps, relatively easily He easily bottom 110 can be disassembled from main part 104, thus easily can enter into window 222 and absorber 230, and without the need to dismantling shell 102 by force.
The fixture 260 of dividing wall covers a part for radiated flange 248, and passes through the suitable mode of any one, and such as, screw 262, comes to be bonded together with radiated flange.Installing component 260 is made up of inclined surface 266, to be pressed on core 270, it is pressed on window 222 successively, thus guarantee window 222 can securely by sealing 240, annulus 244 and radiated flange 248 be bonded together with bottom 110, and and therefore can not replace from bottom 110.
Core 270 can be configured to the cross section 272 of rectangle, and it is made up of the deformable material that any one is suitable, thus allows core 270 can be pressed into window 222, seal 240, between installing component 244 and radiated flange 248.For example, deformable material may be ceramic material, such as, it may be a kind of CeraTex ceramic fibre cord of square woollen yarn knitting, can be obtained on the net by the ceramic fibre of commercial sources from MineralSealCorp.1832S.ResearchLoopTucson, AZ, USA.The fixture 260 of numerous dividing wall can be centered around core 270 around in the form of a ring.
Be irradiated in the process of window in solar radiation, the cooling system 250 of window may be used for freezing to window 222.Window cooling system 250 can comprise the conduit 302 of input cooling fluid liquid, and it can be used to permission cooling fluid, and typically, water, can flow wherein, and flows in the cooling passage 254 of annular.Cooling fluid is discharged from fluid passage 254 by the delivery outlet 320 of cooling fluid.O type circle 350 can be placed between intermediate radiator flange 248 and annulus 244, to guarantee that the cooling fluid of flowing in window cooling system 250 is sealing.
People recognize, window 222 can be cooled by the mode that any one is suitable.It is an option that cooling system 250 can omit need not.
Numerous annular heat insulating member 390 can be arranged among receiver 100.Heat insulating member 390 can be made up of other suitable heat-insulating material of any one, and can prevent solar radiation from inciding in shell 102.People recognize, heat insulating member can be configured to the suitable mode of any one, such as, for example, and one chip.
The shell 400 of the output duct of output duct assembly 410 is formed from top 108.In general, output duct 420 is columniform, and its part is placed in the shell 400 of output duct, and part is placed in top 108.Shell 400 and the output duct 420 of output duct can be made up of stainless steel material, or are made up of the material that any one is suitable.Output duct assembly 410 may be used for discharging working fluid from receiver 100.
People recognize, solar receiver 100 can be integrated in the heat energy system of solar energy, such as, and the coaxial heat energy system following the trail of solar energy, or the heat energy system of solar energy is followed the trail of from axle.Known in the art be the heat energy system coaxially following the trail of solar energy be a kind of solar energy system, wherein target, namely, solar receiver, always keep on centerline, center line is between the reflector (speculum) and the sun of solar energy, therefore, the position of target (that is, solar receiver) continuously changes the movement of following the trail of the sun.The embodiment of the heat energy system of coaxial tracking solar energy can comprise the concentrator of parabolic reflector/concentrator and Fresnel lens.Following the trail of in the heat energy system of solar energy from axle, target (namely, solar receiver) can be fixing or movement, but do not remain under normal circumstances on the position of the center line between reflector (or speculum) and the sun.The embodiment of following the trail of the heat energy system of solar energy from axle can comprise center sun receiver, such as, and solar tower.
One of ordinary skilled in the art can understand, within the specific description content shown in the present invention is not limited to above.But, scope of the present invention comprises combination and the son combination of various different feature described herein, and, upon reading the present specification, for various different amendment one of ordinary skilled in the art or to improve be all apparent, and do not belong to prior art.Accompanying drawing 3 is that cutting line III-III large in accompanying drawing 2 carries out cutting and the explanation of the concise and to the point cutting plane of the view obtained.

Claims (15)

1. a solar receiver, comprising:
The shell of receiver;
The window of locating among described shell, this window allows solar radiation to pass therethrough,
Described shell bears tensile stress, and this tensile stress is that the solar energy heating caused due to described solar radiation produces;
Fluid input port, this input port can operate for allowing working fluid to flow wherein;
The absorber of solar radiation, this absorber is centered around thereabout described at least partly, and operation is used for being heated by the solar radiation penetrating described window;
Fluid outlet, this delivery outlet can operate for allowing described working fluid discharge from described absorber and flow out from described receiver;
Installing component, it is for being installed to described shell by described window, and described installing component is be made up of the material with low thermal coefficient of expansion at least partly,
Wherein said installing component is made up of the inclined plane on bottom, described inclined plane is configured to normal stress to be applied on described window on the direction meeting described tensile stress, thus will drop to minimum by the described shell tensile stress be applied on described window.
2., according to the solar receiver in claim 1, wherein said solar energy heating is carried out at higher than the relatively high temperature of 400 DEG C.
3., according to the solar receiver in claim 1, wherein said solar energy heating is carried out at higher than the relatively high temperature of 600 DEG C.
4. according to the solar receiver in claim 1, wherein said solar energy heating be relatively high temperature under carry out, higher than 1000 DEG C or higher temperature.
5., according to the solar receiver in claim 1, the wherein said material with low thermal coefficient of expansion has and is less than 3 (10 -6/ DEG C) thermal linear expansion coefficient.
6. solar receiver according to claim 1, the wherein said material with low thermal coefficient of expansion is made up of FeNi36.
7. solar receiver according to claim 1, wherein said shell is made up of bottom, bottom this together with described shell cross-under, thus can easily close to described window.
8. solar receiver according to claim 1, also comprises the core that can be out of shape, and itself and described shell are bonded together and can be operating as and be pressed on described window, thus prevent described window from coming off from described shell.
9. an installation component, comprising:
Comprise the first component of the material with low tensile strength;
Second component, this second component can be operating as the tensile stress that can bear because thermal expansion wherein produces; And
Described first component can be installed on described second component by installing component,
Described installing component is made up of the material with low thermal coefficient of expansion at least partly,
Described installing component is made up of the inclined plane on bottom, described inclined plane is configured to normal stress to be applied on the direction meeting described tensile stress on described first component, thus will drop to minimum by the described second component tensile stress be applied on described first component
The wherein said material with low thermal coefficient of expansion has and is less than 3 (10 -6/ DEG C) thermal linear expansion coefficient.
10., according to the installation component in claim 9, wherein said thermal expansion is caused by the solar energy heating of described second component.
11. according to the installation component in claim 10, and wherein said solar energy heating is carried out at higher than the relatively high temperature of 400 DEG C.
12. according to the installation component in claim 10, and wherein said solar energy heating is carried out at higher than the relatively high temperature of 600 DEG C.
13. according to the installation component in claim 10, wherein said solar energy heating be relatively high temperature under carry out, higher than 1000 DEG C or higher temperature.
14. according to the installation component in claim 9, and the wherein said material with low thermal coefficient of expansion is made up of FeNi36.
15. 1 kinds of installation methods, comprising:
There is provided Part I, this Part I comprises the material with low tensile strength;
There is provided Part II, this Part II can operate the tensile stress for bearing because thermal expansion wherein causes; And
By installing component, described first component is installed on described second component,
Described installing component is made up of the material with low thermal coefficient of expansion at least partly,
Described installing component is made up of the inclined plane on bottom, described inclined plane is configured to normal stress to be applied on the direction meeting described tensile stress on described first component, thus will drop to minimum by the described second component tensile stress be applied on described first component
The wherein said material with low thermal coefficient of expansion has and is less than 3 (10 -6/ DEG C) thermal linear expansion coefficient.
CN201180007658.XA 2010-01-30 2011-01-30 Installation component Expired - Fee Related CN102812304B (en)

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US20140326235A1 (en) * 2011-12-18 2014-11-06 Hanna H. Klein Volumetric solar receiver

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