CN106288452B - A kind of tapered divergent nozzle formula heat pipe solar energy water heater - Google Patents
A kind of tapered divergent nozzle formula heat pipe solar energy water heater Download PDFInfo
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- CN106288452B CN106288452B CN201610938764.4A CN201610938764A CN106288452B CN 106288452 B CN106288452 B CN 106288452B CN 201610938764 A CN201610938764 A CN 201610938764A CN 106288452 B CN106288452 B CN 106288452B
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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
The invention discloses a kind of tapered divergent nozzle formula heat pipe solar energy water heater, including solar water container (5), support (6) and heat collector (13), solar water container (5) bottom connection heat collector (13), heat collector (13) includes thermal-collecting tube (1), open incubator (7), glass cover-plate (8), absorber plate (9), phase-transition heat-storage layer (10) and heat-insulation layer (11), and open incubator (7) inner transverse is arranged more thermal-collecting tubes (1).The double glazing cover plate that the present invention uses has the advantages of anti-heat conduction, convection preventing heat exchange and anti-long-wave radiation, heat pipe, which unidirectionally passes thermal property, makes heat will not be to gravity opposite direction transmission, in cloudy or rainy weather, it can greatly suppress the heat loss of solar water heater.
Description
Technical field
The present invention relates to solar water heater equipment technical field, especially a kind of tapered divergent nozzle formula hot pipe solar
Water heater.
Background technology
Solar water heater is the device that solar energy is converted into heating, by water from low-temperature heat to high temperature, to meet
Hot water of the people in life, production uses.Vacuum pipe solar water heater is by correlations such as thermal-collecting tube, storage tank and supports
Annex is formed, and solar energy is changed into and relies primarily on thermal-collecting tube, and vacuum heat collection pipe utilizes the principle that hot water floating cold water sinks, and makes water
Produce microcirculation and obtain required hot water.
Vacuum pipe solar water heater is made up of some vacuum tubes, there is space between pipe, by sunshine
During irradiation, some solar energy is not received by heat collector, and solar energy utilization ratio is not high.
For vacuum pipe solar water heater to ensure the loss of reduction heat, outer layer is cased with glass tube with vacuum, vacuum glass
Manage expensive and frangible, therefore will be doubly cautious in transport and installation.Due to being glass material, heat collector storage tank and collection
Heat pipe uses rubber plastic joining, therefore, can not bear the too big pressure from running water and water circulating pump.
Flat solar water heater is although easy for installation, but pipe diameter is small, and resistance is big, and uses aluminium alloy mostly
Pipe, in the case where water quality can not ensure, easily corrodes；It is not only expensive using copper pipe, and (refer to 60 DEG C in high temperature
In hot water above) under, patina can also be produced by easily producing incrustation scale.
The content of the invention
For above-mentioned problem, it is an object of the invention to provide a kind of simple in construction, ingenious in design, stable performance,
The thermal efficiency is high, long lifespan and cheap tapered divergent nozzle formula heat pipe solar energy water heater.
The technical scheme is that：A kind of tapered divergent nozzle formula heat pipe solar energy water heater, including solar water container
5th, support 6 and heat collector 13, the bottom of solar water container 5 connect heat collector 13, and the heat collector 13 is by thermal-collecting tube 1, opening
Incubator 7, glass cover-plate 8, absorber plate 9, phase-transition heat-storage layer 10 and heat-insulation layer 11 form, the open inner transverse of incubator 7
Arrange more thermal-collecting tubes 1；
The thermal-collecting tube 1 is made up of one big heat pipe 2 and seven oscillating heat pipes 3, the upper end of the big heat pipe 2 and solar energy
Water tank 5 is connected and is cased with rubber seal, and the lower end of the big heat pipe 2 is inserted in the jack of the fixed seat 12 of open incubator 7
It is fixed, and rubber seal is cased with, the big wall of heat pipe 2 equably inserts seven oscillating heat pipes 3, and the oscillating heat pipe 3 is
Cyclic structure, seven oscillating heat pipes 3 are circumferentially arranged around big heat pipe 2, the angle between adjacent two oscillating heat pipes 3
It is 30 ° to spend α；
The outside of open incubator 7 covers one piece of glass cover-plate 8, is coated with glass cement and uses water leak preventing structure by glass
Glass cover plate 8 is fixed；
There is laterally arrangement groove on the surface of absorber plate 9, and the groove is cylindric in a quarter, the curvature of the groove
Radius is equal with the outer radius of big heat pipe 2 of thermal-collecting tube 1, and the outside wall surface and the groove 14 on the surface of absorber plate 9 of the big heat pipe 2 are seamless
Fitting.
Further, the oscillating heat pipe 3 inside the big heat pipe 2 (is also referred to as Lavalle equipped with tapered divergent nozzle 4
Jet pipe), the shape of the tapered divergent nozzle 4 is hour-glass in shape, internal diameter from large to small to middle shrinkage to a narrow larynx, narrow larynx it
Change from small to big again afterwards and expand outwardly.
Further, the inside of oscillating heat pipe 3 is situated between equipped with the working media that liquid filled ratio is 40%~60%, the work
Matter can use following working medium：Pure water, n-butanol-water solution, the Al2O3- aqueous solution, the Cu- aqueous solution that mass fraction is 5%, second
Alcohol and silver-ethanol nanometer mixed solution etc..
Further, the big heat pipe 2 and oscillating heat pipe 3 use stainless steel.
Further, the inner surface coating layer of oxide layer of the big heat pipe 2, reduces the reaction of stainless steel and water.
Further, the glass cover-plate 8 is double layer glass.
Further, the inwall of open incubator 7 covers one layer of heat preservation layer 11, and the heat-insulation layer 11 is protected for polyurethane
Adiabator, one layer of phase-transition heat-storage layer 10 is also covered on the heat-insulation layer 11, one layer of heat absorption is covered on the phase-transition heat-storage layer 10
Plate 9.
Further, thermal-collecting tube 1 and absorber plate 9 surface scribbles solar spectral selective absorbing coating.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) combined present invention employs oscillating heat pipe instead of vacuum heat collection pipe with big heat pipe, and the thermal resistance of oscillating heat pipe is remote
Much smaller than vacuum tube, and endothermic effect is obvious, and pressure-bearing effect is good, and the cost of oscillating heat pipe is low, simple in construction easily to realize.With it is normal
Advise unlike heat pipe, without liquid-sucking core material inside oscillating heat pipe, thus with simple in construction, easy to manufacture, cost is cheap
The advantages of, particularly valuable, after being optimized to its structure and design parameter, its runnability is not substantially by Action of Gravity Field
Influence.Therefore can be run under the environment such as gravitational field inversion, Microgravity or VARIATION OF GRAVITY FIELD.The present invention starts fast, sensitive
Degree is high, heat transfer rate is fast, working range is big, heat loss significantly reduces, the problems such as in the absence of fouling, air corrosion.
(2) the double glazing cover plate that the present invention uses has the advantages of anti-heat conduction, convection preventing heat exchange and anti-long-wave radiation, heat
The unidirectional thermal property that passes of pipe makes heat, in cloudy or rainy weather, will not can greatly suppress to gravity opposite direction transmission
The heat loss of solar water heater.
(3) present invention works as sun to solve the problems, such as that traditional vacuum heat-collecting tube solar water heater sunlight utilization is not high
When illumination is mapped in the space between thermal-collecting tube, heat is absorbed by absorber plate, and a part of heat passes along absorber plate lateral transport
The big heat pipe wall of thermal-collecting tube is passed, is exchanged heat with running water in pipe；Another part heat has vertically passed to phase-transition heat-storage
Material, the absorption and storage of heat are realized, when night temperatures are low, transfer heat to absorber plate, passed to by absorber plate
The big heat pipe wall of thermal-collecting tube, is exchanged heat with running water in pipe, substantially increases sunlight utilization.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of the heat collector of the present invention.
Fig. 3 is the structural representation of the thermal-collecting tube of the present invention.
Fig. 4 is the cross-sectional view of the thermal-collecting tube of the present invention.
Fig. 5 is the internal structure schematic diagram of the thermal-collecting tube of the present invention.
Fig. 6 is the sectional view of the tapered divergent nozzle of the present invention.
Fig. 7 is enlarged drawing at the A of the present invention.
Fig. 8 is the profile of the heat collector of the present invention.
Fig. 9 is Fig. 8 of present invention partial enlarged drawing.
In figure：1- thermal-collecting tubes, the big heat pipes of 2-, 3- oscillating heat pipes, the tapered divergent nozzles of 4-, 5- solar water containers, 6- supports,
7- opening incubators, 8- glass cover-plates, 9- absorber plates, 10- phase-transition heat-storage layers, 11- heat-insulation layers, 12- fixed seats, 13- heat collectors,
14- grooves.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
As shown in figure 1, a kind of formula heat pipe solar energy water heater of tapered divergent nozzle 4, including solar water container 5, the and of support 6
Heat collector 13, the bottom of solar water container 5 connection heat collector 13, heat collector 13 by thermal-collecting tube 1, open incubator 7, glass cover-plate 8,
Absorber plate 9, phase-transition heat-storage layer 10, heat-insulation layer 11, fixed seat 12 form.
The more thermal-collecting tubes 1 as shown in Fig. 2 the open inner transverse of incubator 7 is arranged, as shown in figure 3, thermal-collecting tube 1 is by one
Big heat pipe 2 and seven oscillating heat pipes 3 form, and the upper end of big heat pipe 2 is connected with solar water container 5 and is cased with rubber seal, such as
Shown in Fig. 8, the lower end of the big pipe of heat pipe 2 is inserted in the jack of the fixed seat 12 of open incubator 7 and fixed, and is cased with rubber seal
Circle, as shown in Fig. 3,4,5, the big wall of heat pipe 2 equably inserts seven cyclic oscillation heat pipes 3, and seven oscillating heat pipes 3 are around big warm
Pipe 2 is circumferentially arranged, and the angle between adjacent two oscillating heat pipes 3 is 30 °；The oscillating heat pipe 3 inside big heat pipe 2 is inserted into account for
According to the segment space of big heat pipe 2, certain blocking action is served to the water inside big heat pipe 2 so that water heat-exchange time prolongs
It is long, enhance heat transfer effect.
Oscillating heat pipe 3 has been used in thermal-collecting tube 1, the characteristics of its is maximum is centreless simple in construction, and shape can arbitrarily be bent,
Equivalent heat transfer coefficient is big, small volume；Basic functional principle:Part working media is filled after being evacuated in pipe, due to caliber
It is sufficiently small, bubble column and liquid column arranged for interval will be formed in pipe and in the state of random distribution.In evaporation ends, working media is inhaled
Heat produces bubble, and rapid expansion and boosting, the medium that pushes the work forward flow to cryogenic condensation end.Then, bubble cooling meat and rupture,
Pressure declines, due to pressure imbalance between pressure difference and adjacent pipe between both ends be present so that working media is in evaporation ends
The Oscillation Flows between condensation end, so as to realize the transmission of heat.In whole process, without consuming outside mechanical work and electricity
Work(, it is entirely self concussion under thermal drivers.Unlike conventional heat pipe, the inside of oscillating heat pipe 3 without liquid-sucking core material,
It is easy to manufacture thus with simple in construction, it is the advantages of cost is cheap, particularly valuable, its structure and design parameter are carried out
After optimization, its runnability is not influenceed by Action of Gravity Field substantially.Therefore can be in gravitational field inversion, Microgravity or gravitational field
Run under the environment such as change.
As shown in fig. 6, the oscillating heat pipe 3 inside big heat pipe 2 (is also referred to as Lavalle spray equipped with tapered divergent nozzle 4
Pipe).Working media flow follows " when fluid moves in pipe, the small place's flow velocity in section is big, and section general goal flow velocity is small " in jet pipe
Principle, therefore air-flow constantly accelerates.Working media flow is so increased, enhances heat transfer.
As shown in figure 3, the inside of oscillating heat pipe 3 is equipped with the high-purity water that liquid filled ratio is 40%~60%.In different heating
Under mode, reverse parabolic relation is presented in thermal resistance and the liquid filled ratio of oscillating heat pipe 3, in the range of the increase of liquid filled ratio, vibration heat
The thermal resistance of pipe 3 first reduces and increased afterwards, an optimal liquid filled ratio wave band in its fluctuation range be present with the increase of liquid filled ratio,
In the present invention, liquid filled ratio is preferably 55%；Working media can also use following working medium：Pure water, n-butanol-water solution, Al2O3-
The aqueous solution, the Cu- aqueous solution, ethanol and silver-ethanol nanometer mixed solution that mass fraction is 5% etc., according to related experiment, positive fourth
Alcohol-water solution can substantially play enhanced heat exchange effect, and it can make the maximum heat transport capability of oscillating heat pipe 3 improve nearly 3 times,
The limiting temperature of fire end has reached 110 DEG C simultaneously；Pure water is the good working media of comparison, but the aperture ratio of oscillating heat pipe 3
Smaller, generally 1 arrives 10mm, (has incoagulable gas or other easy and tubing that chemistry occurs in such as water if water quality is impure
The material of reaction), then reduce pipeline life and heat exchange efficiency；Consider operating temperature, the stabilization of operation of oscillating heat pipe 3
Property and heat transfer and startability needs, the present invention use working media of the high-purity water as heat pipe.
As shown in figure 3, big heat pipe 2 and oscillating heat pipe 3 use stainless steel.When the wall thickness of heat pipe is enough thin, and heat pipe
During in normal work, the heat conductivility of the thermal resistance and material itself of whole heat pipe is unrelated.Traditional heat pipe is generally using copper, aluminium
Pipe, but this is only suitable for mini-plant radiating, as this equipment and materials dosage of solar water heater is huge, copper, aluminum and uncomfortable
Preferably.In addition, when oscillating heat pipe 3 works, the air-liquid plunger in pipe produces strong reciprocating vibration, and this oscillating movement can draw
The heat transfer coefficient for playing heat pipe wall changes, and causes wall to occur overheating or fatigue damage.This vibration also results in simultaneously
Violent change occurs for the pressure of inside heat pipe, and this characteristic of oscillating heat pipe 3 determines that the material of tube wall has to bear
Larger fatigue damage, thus copper, aluminum are not suitable for this working environment.Stainless steel is cheap, existing to stainless steel
Processing method can meet heat pipe requirement, while the wear-resistant of stainless steel, anti-pressure ability will be good than copper, aluminium, the tube wall of heat pipe
Can be thinner, and without worrying heat pipe cracking, improve the reliability of heat collector 13.
By carrying out specially treated to the inner surface of big heat pipe 2, heat pipe inner surface is formed layer of oxide layer, reduce stainless
The reaction of steel and water is so as to reducing damage of the running water to big heat pipe 2.
As shown in Figure 8,9, the open outside of incubator 7 covers one piece of glass cover-plate 8, is coated with glass cement and uses preventing water leakage
Structure, glass cover-plate 8 is fixed.The sealing inside incubator is improved, reduces the loss of heat, prevents rainwater
Flow into, avoid the corrosion of internal tubing.
As shown in Figure 8,9, glass cover-plate 8 is double layer glass.Double glazing lid can absorb more solar radiations, thoroughly
The solar radiation for crossing glass cover-plate 8 also can be less.Although dual-layer vacuum glass can make the mean daily discharge of water heater higher than bilayer
The mean daily discharge of double glazing, but dual-layer vacuum glass is expensive, while to maintain and keeping vacuum glass to thermal-arrest
The daylighting area of device 13 has certain limitation, therefore from economy and point of view of practicability, using double layer glass.Glass cover
Plate 8 can effectively suppress convection losses and infrared heat loss.
As shown in figure 9, the open inwall of incubator 7 covers one layer of heat preservation layer 11, its material is polyurethane heat insulation material, is protected
One layer of phase-transition heat-storage layer 10 is also covered on warm layer 11, one layer of absorber plate 9 is covered on phase-transition heat-storage layer 10.Heat-insulation layer 11 reduces
Thermal loss, phase-transition heat-storage layer 10 allow heat to store.Heat storage and release step cycle are carried out, and utilize heat-storing material
The harmony of heat energy over time and space is improved, reaches the purpose that high efficiency of energy is utilized and saved.
As shown in figure 9, there is the groove 14 laterally arranged on the surface of absorber plate 9, groove 14 is cylindric in a quarter, groove 14
Radius of curvature it is equal with the outer radius of big heat pipe 2 of thermal-collecting tube 1.The outside wall surface and the nothing of groove 14 on the surface of absorber plate 9 of big heat pipe 2
Seam fitting, in order to solve the problems, such as that traditional vacuum heat-collecting tube solar water heater sunlight utilization is not high, be irradiated to thermal-collecting tube 1 it
Between space when, heat is absorbed by absorber plate 9, and a part of heat has passed to thermal-collecting tube 1 along the lateral transport of absorber plate 9
Big heat pipe 2, is exchanged heat with running water in pipe；Another part heat has vertically passed to phase change heat storage material, realizes heat
Absorb and store, when night temperatures are low, transfer heat to absorber plate 9, the big heat of thermal-collecting tube 1 is passed to by absorber plate 9
Pipe 2, exchanged heat with running water in pipe
Coat solar spectral selective absorbing coating in the surface of thermal-collecting tube 1 and absorber plate 9.Make sorbent surface to greatest extent
While absorbing solar radiation, reduce the heat loss of its radiation as far as possible.
Operation principle：
Sunlight penetrates glass, is irradiated to thermal-collecting tube 1 and the surface of absorber plate 9 to double glazing surface.By thermal-collecting tube 1
The heat of absorption, a part are oscillated heat pipe 3 and absorbed, and evaporator section is served as outside oscillating heat pipe 3, and the heat of absorption translates into pipe
The latent heat of interior working media, bubble becomes big in evaporator section, pipe, promotes neighbouring liquid plug to be moved to condensation segment.Sent out in gas-liquid face
Give birth to extremely complex heat and mass phenomenon, during 3 steady operation of oscillating heat pipe, working media can form ring-type TRANSFER BY PULSATING FLOW, make
Obtain internal working media temperature rise.Under the pressure differential at both ends, working media flow in pipe, circulation, and it is tapered gradually
Expand in the presence of jet pipe 4, working media flow velocity is accelerated in pipe, and heat transfer rate accelerates；That inside big heat pipe 2 of oscillating heat pipe 3
A part serves as condensation segment, and release heat is exchanged heat by the running water inside tube wall and big heat pipe 2.Another part is by big heat pipe 2
Absorb, exchanged heat by the running water in tube wall and pipe.In big heat pipe 2, running water utilizes the principle that hot water floating cold water sinks,
Water is set to produce microcirculation and obtain required hot water.
By the heat of the Surface absorption of absorber plate 9, a part of heat has passed to thermal-collecting tube 1 along the lateral transport of absorber plate 9
The wall of big heat pipe 2, exchanged heat with running water in pipe；Another part heat has vertically passed to phase change heat storage material, realizes
The absorption and storage of heat, when night temperatures are low, transfer heat to absorber plate 9, and thermal-collecting tube 1 is passed to by absorber plate 9
Big heat pipe 2, exchanged heat with running water in pipe.
Because the inner space of heat collector 13 is closed, distributed from thermal-collecting tube 1 and the internal face of absorber plate 9 and open incubator 7
Heat out is outwards transmitted, and because outside is mounted with hollow glass cover-plate 8, heat can not be transmitted outwards, and heat is in thermal-arrest
The inner loop of device 13, transfers back to thermal-collecting tube 1 and absorber plate 9, heat is used again again.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (10)
1. a kind of tapered divergent nozzle formula heat pipe solar energy water heater, including solar water container (5) and support (6), its feature exist
In, in addition to heat collector (13), solar water container (5) the bottom connection heat collector (13), the heat collector (13) is including collecting
Heat pipe (1), open incubator (7), glass cover-plate (8), absorber plate (9), phase-transition heat-storage layer (10) and heat-insulation layer (11), it is described spacious
Mouthful incubator (7) inner transverse is arranged more thermal-collecting tubes (1)；
The thermal-collecting tube (1) is made up of one big heat pipe (2) and seven oscillating heat pipes (3), the upper end of the big heat pipe (2) with too
Positive energy water tank (5) connects and is cased with rubber seal, and the fixed seat of open incubator (7) is inserted in the lower end of the big heat pipe (2)
(12) it is fixed in jack, and rubber seal is cased with, big heat pipe (2) wall equably inserts seven oscillating heat pipes (3),
The oscillating heat pipe (3) is cyclic structure, and seven oscillating heat pipes (3) are circumferentially arranged around big heat pipe (2), adjacent two
Angle [alpha] between the oscillating heat pipe (3) is 30 °；
One piece of glass cover-plate (8) of covering outside the open incubator (7), it is coated with glass cement and uses water leak preventing structure by glass
Cover plate (8) is fixed；
There is the groove (14) laterally arranged on absorber plate (9) surface, and the groove (14) is cylindric in a quarter, described recessed
The radius of curvature of groove (14) is equal with big heat pipe (2) outer radius of thermal-collecting tube (1), the outside wall surface of the big heat pipe (2) and heat absorption
The groove (14) on plate (9) surface is seamless applying.
2. a kind of tapered divergent nozzle formula heat pipe solar energy water heater according to claim 1, it is characterised in that positioned at institute
State the internal oscillating heat pipe (3) of big heat pipe (2) and tapered divergent nozzle (4) is housed, the shape of the tapered divergent nozzle (4) is in sand
Shape is leaked, internal diameter changes from small to big again from large to small.
3. a kind of tapered divergent nozzle formula heat pipe solar energy water heater according to claim 1, it is characterised in that described big
Heat pipe (2) and oscillating heat pipe (3) use stainless steel.
4. a kind of tapered divergent nozzle formula heat pipe solar energy water heater according to claim 1, it is characterised in that described big
The inner surface coating layer of oxide layer of heat pipe (2), reduces the reaction of stainless steel and water.
A kind of 5. tapered divergent nozzle formula heat pipe solar energy water heater according to claim 1, it is characterised in that the glass
Glass cover plate (8) is double layer glass.
6. a kind of tapered divergent nozzle formula heat pipe solar energy water heater according to claim 1, it is characterised in that described spacious
Mouthful incubator (7) inwall covers one layer of heat preservation layer (11), and the heat-insulation layer (11) is polyurethane heat insulation material, the heat-insulation layer
(11) one layer of phase-transition heat-storage layer (10) is also covered on, one layer of absorber plate (9) is covered on the phase-transition heat-storage layer (10).
A kind of 7. tapered divergent nozzle formula heat pipe solar energy water heater according to claim 1, it is characterised in that the collection
Heat pipe (1) and absorber plate (9) surface scribble solar spectral selective absorbing coating.
8. a kind of tapered divergent nozzle formula heat pipe solar energy water heater according to claim 1, it is characterised in that described to shake
Swing molten using pure water, n-butanol-water equipped with the working media that liquid filled ratio is 40-60%, the working media inside heat pipe (3)
Liquid, Al2O3- the aqueous solution, the Cu- aqueous solution, ethanol or silver-ethanol nanometer mixed solution that mass fraction is 5%.
9. a kind of tapered divergent nozzle formula heat pipe solar energy water heater according to claim 8, it is characterised in that described to fill
Liquid rate is preferably 55%.
10. a kind of tapered divergent nozzle formula heat pipe solar energy water heater according to claim 8, it is characterised in that described
Working media is preferably pure water.
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| CN201610938764.4A CN106288452B (en) | 2016-10-31 | 2016-10-31 | A kind of tapered divergent nozzle formula heat pipe solar energy water heater |
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| CN108151331A (en) * | 2017-12-25 | 2018-06-12 | 河南百年融熥实业有限公司 | A kind of solar thermal collector with accelerator |
| CN108168113A (en) * | 2017-12-25 | 2018-06-15 | 河南百年融熥实业有限公司 | A kind of solar energy collector in high efficiency |
| CN112033015B (en) * | 2020-07-16 | 2022-04-26 | 石河子大学 | Solar water heater and solar auxiliary heating system with same |
| CN111998550B (en) * | 2020-09-02 | 2022-06-14 | 宁波盾科新材料有限公司 | Medium-high temperature solar heat exchange tube |
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| JPH0339863A (en) * | 1989-07-07 | 1991-02-20 | Arusu Japan:Kk | Solar heat hot water heater |
| CN103185402A (en) * | 2013-03-08 | 2013-07-03 | 华北电力大学 | Oscillating heat pipe type vacuum tube solar thermal collector |
| CN103968574B (en) * | 2014-04-21 | 2016-03-30 | 南京师范大学 | A kind of high efficiency energy storage type Solar Heat Pump Heating System method of round-the-clock running |
| CN204285854U (en) * | 2014-12-01 | 2015-04-22 | 南京工业大学 | oscillating heat pipe type vacuum pipe solar heat collector |
| CN206131483U (en) * | 2016-10-31 | 2017-04-26 | 天津城建大学 | Convergent flaring spray tube formula heat pipe solar water heater |
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