CN109506375A - A kind of trough type solar heat-collector - Google Patents
A kind of trough type solar heat-collector Download PDFInfo
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- CN109506375A CN109506375A CN201811421183.9A CN201811421183A CN109506375A CN 109506375 A CN109506375 A CN 109506375A CN 201811421183 A CN201811421183 A CN 201811421183A CN 109506375 A CN109506375 A CN 109506375A
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- heat pipe
- collecting tube
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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 present invention provides a kind of trough type solar heat-collectors, including reflecting mirror and thermal-collecting tube, the thermal-collecting tube is located at the focal position of reflecting mirror, solar energy reflection is used to heat the water in thermal-collecting tube by the reflecting mirror to thermal-collecting tube, the heat pipe that setting is upwardly extended since thermal-arrest bottom of the tube inside thermal-collecting tube, the heat pipe is more, and the bottom of the lower end of the heat pipe is connected on the inner wall of thermal-collecting tube.The present invention provides a kind of solar energy heat collection pipes of new heat pipe structure, by the fireballing feature of adopting heat pipes for heat transfer, to improve the heat transfer rate to solar energy, be capable of the absorbability of further satisfaction heat by the way that heat pipe is arranged in thermal-arrest bottom of the tube.
Description
Technical field
The present invention relates to a kind of thermal-arrest Manifold technology more particularly to a kind of thermal-collecting tubes of the heat pipe of Novel structure.
Background technique
Hot pipe technique is U.S. Los Alamos (Los Alamos) in 1963National LaboratoryGeorge Ge Luofo
One kind of (George Grover) invention is known as the heat transfer of " heat pipe "Element, it takes full advantage of heat-conduction principle and phase transformation is situated between
The heat of thermal objects is transmitted to outside heat source rapidly by the quick thermal transport property of matter through heat pipe, and the capacity of heat transmission is more than to appoint
The capacity of heat transmission of what known metal.
The industries such as aerospace, military project were widely used in front of hot pipe technique, since being introduced into radiator manufacturing, so that
People change the mentality of designing of traditional heat sinks, get rid of the list for obtaining more preferable heat dissipation effect by high air quantity motor merely
One radiating mode makes radiator obtain satisfied heat transfer effect using hot pipe technique, opens heat dissipation industry new world.At present
Heat pipe is widely used in various heat exchange equipments, including power domain, such as the UTILIZATION OF VESIDUAL HEAT IN of power plant etc..
Thermal-collecting tube is the mechanical equipment for water being heated as using the thermal energy of fuel or other energy steam.Thermal-collecting tube application
Field is extensive, is widely used in clothing factory, drycleaner's, restaurant, steamed bun shop,Dining room,Dining room, factories and miness,Bean productThe places such as factory.At present
Thermal-collecting tube be also widely used in the treatment of various diseases, be particularly applied to muscle, ligament etc. because of aging and old damage
The treatment of caused chronic disease, such as CN2167709Y patent, but at present in the prior art, such as CN2167709Y special
Benefit, because directly generating steam by heating, the vapor (steam) temperature that will lead to generation is excessively high, and will lead in the steam of generation
Excess moisture, and drug is because be that particle it is possible that will appear is deposited on lower part, effective component contains in the steam sprayed
Measure too low, and temperature is excessively high, and intelligence degree is not high in the prior art, can not carry out effective intelligent operation.
In background technique, when utilizing solar energy heating thermal-collecting tube, solar energy perhaps directly heats thermal-collecting tube or by two
Secondary heat exchange generates steam, especially directly heats thermal-collecting tube, carries out thermal-collecting tube top using the heat convection inside thermal-collecting tube
It exchanges heat with the fluid convection of lower part, but needs lower part hot fluid free convection to top in such cases, heat exchange efficiency is low.
In view of the above-mentioned problems, the present invention is improved on the basis of invention in front, a kind of new structure is provided
Solar energy heat collection pipe makes full use of heat source, reduces energy consumption.
Summary of the invention
In view of the above-mentioned problems, the present invention is improved on the basis of invention in front, a kind of new heat pipe knot is provided
Structure thermal-collecting tube, to realize making full use of for solar energy.
To achieve the goals above, technical scheme is as follows:
A kind of trough type solar heat-collector, including reflecting mirror and thermal-collecting tube, the thermal-collecting tube are located at the focus position of reflecting mirror
It sets, solar energy reflection is used to heat the water in thermal-collecting tube to thermal-collecting tube by the reflecting mirror, is arranged inside thermal-collecting tube from thermal-collecting tube
Bottom starts the heat pipe upwardly extended, and the heat pipe is more, and the bottom of the lower end of the heat pipe is connected to the inner wall of thermal-collecting tube
On.
Preferably, the bottom of the lower end of the heat pipe is the inner wall of thermal-collecting tube.
Preferably, communicating pipe is arranged between at least two adjacent heat pipes.
Preferably, the center of thermal-collecting tube is located at the focal position of reflecting mirror.
Preferably, header is arranged in the bottom of the thermal-collecting tube, the heat pipe lower part is connected to header.
Preferably, the lower wall surface of the header is the face of the bottom of thermal-collecting tube.
The outer diameter of heat pipe is d, and the distance between adjacent heat pipe center of circle of same row is S, the center of circle of heat pipe and adjacent row
Two closed on the heat pipe center of circle constitute isosceles triangle apex angle be A, then meet claimed below:
Sin (A)=a* (d/S)3-b*(d/S)2+ c* (d/S)+e, wherein a, b, c, e are parameters, meet following require:
8.20<a<8.22,6.19<b<6.21；0.062<c<0.063,0.83<e<0.84,0.12<d/S<0.55.
Preferably, a=8.21, b=6.20, c=0.0625, d=0.835；
Preferably, the thermal-collecting tube is more, described more are parallel-connection structure.
Preferably, the thermal-collecting tube is more, described more are series and parallel mixed structure.
Compared with prior art, the present invention has the advantage that:
1) present invention improves solar energy heat collection pipe, by the way that heat pipe is arranged in thermal-arrest bottom of the tube, is passed by heat pipe
Solar energy is quickly transmitted to the top of thermal-collecting tube by the fast feature of thermal velocity, improves the heat transfer rate to solar energy, can
The absorbability of further satisfaction heat.
2) will be set communicating pipe between adjacent heat pipe, it, can be to avoid uneven heating between heat pipe by the way that communicating pipe is arranged
It is even, realize that the pressure between heat pipe is balanced, defect caused by avoiding the uneven heating between different heat pipes even.
3) changing rule of the invention by crossing distributed quantity and caliber communicating pipe, can guarantee in process fluid flow
In reach as soon as possible pressure equilibrium.
4) regularity of distribution of opposite heat tube has carried out a large amount of numerical simulation and experimental study, summarizes on the basis of research
The relational expression of optimal heat pipe distribution.
Detailed description of the invention
Fig. 1 solar energy system schematic diagram of the present invention.
Fig. 2 is solar energy heat collection pipe structural schematic diagram of the present invention.
Fig. 3 is the structural schematic diagram of thermal-collecting tube setting communicating pipe of the present invention.
Fig. 4 is heat pipe horizontal plane projection structure schematic diagram of the present invention.
Fig. 5 is that thermal-collecting tube of the present invention passes parallel-connection structure schematic diagram.
Fig. 6 is control structure schematic diagram of the present invention.
Fig. 7 is the sizing figure of Fig. 4.
In figure: 1- reflective mirror, 2- thermal-collecting tube, 3-heat pipes, 4- heat utilization device, 5- heat collector, 6- communicating pipe, the control of the center 7-
Device processed, 8- outlet pipeline, 10- inlet tube, 11- radiator inlet pipe, 12- heat collector water return pipeline, 13- temperature sensor, 14-
Valve, 15- valve, 16- valve, 17- temperature sensor, 41- storage heater, 42- radiator
Specific embodiment
Specific embodiments of the present invention will be described in detail with reference to the accompanying drawing.
Herein, if without specified otherwise, it is related to formula, "/" indicates that division, "×", " * " indicate multiplication.
Fig. 1 discloses a kind of solar energy system, and the solar energy system includes solar thermal collector 5 and heat utilization device 4,
The solar thermal collector absorbs solar energy, heats the fluid flowed through, then fluid enters heat utilization device and utilized.
If Fig. 2-5 discloses the trough type solar heat-collector 5 using heat pipe, the heat collector 5 includes reflecting mirror 1 and thermal-arrest
Pipe 2, the thermal-collecting tube 2 are located at the focal position of reflecting mirror 1, and solar energy reflection is used to heat by the reflecting mirror 1 to thermal-collecting tube 2
Water in thermal-collecting tube 2, the thermal-collecting tube further include the heat pipe 3 being arranged in thermal-collecting tube 2, as shown in Fig. 2, the heat pipe 3 is arranged
It is upwardly extended inside thermal-collecting tube 2, and since 2 bottom of thermal-collecting tube, the heat pipe 3 is more, the bottom of the lower end of the heat pipe
Portion is connected on the inner wall of thermal-collecting tube.
Traditional solar energy heat collection pipe is all to generate steam by direct irradiation of sunlight thermal-collecting tube, inside thermal-collecting tube
Heat convection come carry out thermal-collecting tube upper and lower part fluid convection heat exchange, but need in such cases lower part hot fluid from
It so is by convection into top, heat exchange efficiency is low, and the present invention is by being arranged heat pipe in thermal-arrest bottom of the tube, because of the gas inside after heat pipe is heated
Body evaporates the evaporation ends on the top of the heat pipe of rising at once, exchanges heat on top, and such heat is just quickly transmitted to thermal-arrest
Pipe top can quickly improve heat exchange efficiency, improve solar energy heating utilization rate.
Preferably, the bottom of the lower end of the heat pipe 3 is the inner wall of thermal-collecting tube 2.Make heat pipe and thermal-collecting tube can in this way
As a whole, using the inner wall of thermal-collecting tube as the lower end wall surface of heat pipe, thermal contact resistance is reduced, so that overall structure is tight
Gather,
Preferably, the thermal-collecting tube and heat pipe are to be integrated.
Preferably, communicating pipe 6 is arranged between at least two adjacent heat pipes 3.Such as it is as shown in figure 3, adjacent to each other
Communicating pipe 6 is set between two heat pipes 3.Certainly, Fig. 3 is only schematic diagram, although showing only two heat pipes, not table
Bright only two heat pipes., can be even to avoid uneven heating between heat pipe 3 by the way that communicating pipe 6 is arranged, realize the pressure between heat pipe
Equilibrium, defect caused by avoiding the uneven heating between different heat pipes even.
Preferably, being continuously increased the distance between adjacent communicating pipe 6 from 3 lower part of heat pipe to 3 top of heat pipe.Because hot
Pipe absorbs solar energy, the then heat release in thermal-collecting tube in bottom.With flowing up for heat pipe vertical portion fluid, fluid is continuous
Heat release, with the continuous heat release of fluid, the pressure in different heat pipes is gradually decreased, therefore by above-mentioned setting, can be guaranteed
Reach pressure equilibrium as soon as possible in process fluid flow, saves communicating pipe quantity, energy-saving material.
Preferably, the distance between adjacent communicating pipe 6, ever-increasing amplitude was got over from 3 lower part of heat pipe to 3 top of heat pipe
Come bigger.Be found through experiments that, above-mentioned setting, can guarantee in process fluid flow it is more excellent faster reach pressure equilibrium.
This is also the optimal mode of communicating got and largely studying pressure changes in distribution rule.
Preferably, from 3 lower part of heat pipe to 3 top of heat pipe, the diameter of communicating pipe 6 constantly reduces.This purpose is to set
It sets and guarantees bigger connection area, because of flowing up with fluid, the continuous heat release of fluid, as fluid is constantly put
Heat, the pressure in different heat pipes is smaller and smaller, therefore by above-mentioned setting, can guarantee to reach as soon as possible in process fluid flow
To pressure equilibrium.
Preferably, from 3 lower part of heat pipe to 3 top of heat pipe, the ever-reduced amplitude of the diameter of communicating pipe 6 is increasing.
Be found through experiments that, above-mentioned setting, can guarantee in process fluid flow it is more excellent faster reach pressure equilibrium.This is also logical
The optimal mode of communicating that excessive quantifier elimination pressure changes in distribution is regular and gets.
Preferably, the center of thermal-collecting tube is located at the focal position of reflecting mirror.It is located at reflecting mirror coke by thermal-collecting tube center
Point position, it is ensured that thermal-collecting tube Omnidirectional heating is uniform.
Preferably, flowing through medical fluid in the thermal-collecting tube.The thermal-collecting tube is a kind of thermal-collecting tube of medicine liquid heating function.
Preferably, thermal-collecting tube 2 is more, the more thermal-collecting tubes are cascaded structure.
Preferably, as shown in figure 5, the more thermal-collecting tubes are series-parallel mixed structure.
The heat pipe be it is multiple, along the center line of thermal-arrest bottom of the tube to two side directions, the distribution density of the heat pipe
It is smaller and smaller.Numerical simulation and it was found that, along thermal-arrest bottom of the tube center radially outward direction, heat pipe it is heated
Measure smaller and smaller, and the temperature of the heat pipe of different location is also different, to cause local heating uneven.Because in
The solar energy of the heart, focusing is more, and received heat is increasing, and exchange capability of heat is caused also to increase, and therefore, the present invention passes through in thermal-arrest
The density of the different location setting heat pipe of bottom of the tube is different, so that the integral heat pipe temperature made keeps essentially identical, to improve
Whole heat exchange efficiency saves material, avoids local damage caused by non-uniform temperature, extend the service life of heat pipe.
Preferably, the distribution density of the heat pipe is increasingly along the center radially outward direction of thermal-arrest bottom of the tube
Small amplitude constantly increases.As the variation of heat pipe distribution density, the present invention has carried out a large amount of numerical simulation and experiment, from
And obtain the changing rule of above-mentioned heat pipe distribution density.By above-mentioned changing rule, material can be saved, while can also
Improve 9% or so heat exchange efficiency.
Preferably, the diameter and length of each heat pipe 3 are identical.
Preferably, the heat pipe 3 be it is multiple, along the center line of thermal-arrest bottom of the tube to two side directions, the heat pipe
Caliber it is smaller and smaller.The reason of concrete reason is with front heat pipe distribution density is identical.
Preferably, along the center line of thermal-arrest bottom of the tube to two side directions, the smaller and smaller width of the caliber of the heat pipe
Degree is continuous to be increased.The reason of concrete reason is with front heat pipe distribution density is identical.
Preferably, the distribution density and length of all heat pipes 3 are all identical.
The heat pipe 3 be it is multiple, along the flow direction of thermal-arrest tube fluid, the distribution density of the heat pipe is increasingly
Greatly.Numerical simulation and it was found that, along fluid flow direction, fluid temperature (F.T.) is higher and higher, thus fluid absorb heat energy
Power is gradually reduced, and heat pipe heat radiation ability is gradually reduced, therefore the temperature for the heat pipe of different location occur is also different, to cause
Local heating is uneven.The present invention is different by the density that heat pipe is arranged in the different location in thermal-collecting tube, thus make along stream
The emission capacity of body flow direction, heat pipe constantly declines, and by being distributed more heat pipes, so that it is dispersed heat, so that whole
Body heat pipe temperature keeps essentially identical, to improve whole heat exchange efficiency, saves material, avoids office caused by non-uniform temperature
Portion's damage, extends the service life of heat pipe.
Preferably, along the flow direction of thermal-arrest tube fluid, the increasing amplitude of the distribution density of the heat pipe
It is continuous to increase.As the variation of heat pipe distribution density, the present invention has carried out a large amount of numerical simulation and experiment, to obtain
The changing rule for the heat pipe distribution density stated.By above-mentioned changing rule, material can be saved, while 9% can also be improved
The heat exchange efficiency of left and right.
Preferably, the diameter and length of each heat pipe 3 are identical.
Preferably, the length of thermal-collecting tube is C, along thermal-collecting tube fluid flow direction, the density of the heat pipe of front end is
MTail, then apart from heat pipe front end, distance is that the heat pipe density M rule of the position l is as follows: M=b*MTail+c*MTail*(l/C)a, wherein a,
B, c is coefficient, meets following require:
1.075 < a < 1.119,0.94 <b+c < 0.99,0.465 <b < 0.548.
Preferably, a is gradually reduced as l/C increases.
Preferably, 1.09 < a < 1.11, b+c=0.99,0.503 <b < 0.508；
The formula of above-mentioned optimization is obtained with numerical simulation through a large number of experiments, enables to point of the heat pipe of heat pipe
The distribution of cloth being optimal of density, can uniform heat distribution, good effect of heat exchange on the whole, while material can be saved.
Preferably, the heat pipe be it is multiple, along the flow direction of thermal-arrest tube fluid, the caliber of the heat pipe is got over
Come bigger.
Preferably, the amplitude that the caliber of the heat pipe is smaller and smaller is continuous along the flow direction of thermal-arrest tube fluid
Increase.Concrete reason is referring to heat pipe variable density.
Preferably, the distribution density and length of all heat pipes are all identical.
Along flow of flue gas direction, the length of thermal-collecting tube is C, along flow of flue gas direction, the heat pipe of thermal-collecting tube front end
Caliber be DTail, then apart from heat pipe tail portion, distance is that the heat pipe caliber D rule of the position l is as follows:
D2=b* (DTail)2+c*(DTail)2*(l/C)a, wherein a, b, c are coefficients, meet following require:
1.085 < a < 1.125,0.985 <b+c < 1.015,0.485 <b < 0.645.
Preferably, a is gradually reduced as l/C increases.
Preferably, 1.093 < a < 1.106, b+c=1,0.548 <b < 0.573；
The formula of above-mentioned optimization is obtained with numerical simulation through a large number of experiments, enables to the distribution density of heat pipe
The distribution for being optimal, can uniform heat distribution, good effect of heat exchange on the whole, while material can be saved.
Preferably, the heat pipe 3 be it is multiple, along the flow direction of thermal-arrest tube fluid, the communicating pipe point
Cloth density is increasing.Numerical simulation and it was found that, along fluid flow direction, fluid temperature (F.T.) is higher and higher, because
This fluid heat absorption capacity is gradually reduced, and heat pipe heat radiation ability is gradually reduced, therefore the temperature of the heat pipe of different location occurs
Difference, to cause local heating uneven.The present invention is different by the density that communicating pipe is arranged in the different location in thermal-collecting tube,
To make along fluid flow direction, the emission capacity of heat pipe constantly declines, and by being distributed more communicating pipes, makes its dispersion
Pressure, to improve whole heat exchange efficiency, saves material, avoids temperature so that integral heat pipe temperature keeps essentially identical
Local damage caused by degree is uneven, extends the service life of heat pipe.
Preferably, along the flow direction of thermal-arrest tube fluid, the increasing width of the distribution density of the communicating pipe
Degree is continuous to be increased.As the variation of communicating pipe distribution density, the present invention has carried out a large amount of numerical simulation and experiment, thus
To the changing rule of above-mentioned heat pipe distribution density.By above-mentioned changing rule, material can be saved, while can also be improved
9% or so heat exchange efficiency.
Preferably, the diameter and length of each communicating pipe are identical.
Preferably, the heat pipe 3 be it is multiple, along the flow direction of thermal-arrest tube fluid, the communicating pipe it is straight
Diameter is increasing.Numerical simulation and it was found that, along fluid flow direction, fluid temperature (F.T.) is higher and higher, thus flow
Body heat absorption capacity is gradually reduced, and heat pipe heat radiation ability is gradually reduced, therefore the temperature for the heat pipe of different location occur is also different,
To cause local heating uneven.The present invention is different by the diameter that communicating pipe is arranged in the different location in thermal-collecting tube, thus
Make along fluid flow direction, the emission capacity of heat pipe constantly declines, and by being distributed more communicating pipes, makes its dispersion heat
Amount, to improve whole heat exchange efficiency, saves material, avoids temperature so that integral heat pipe temperature keeps essentially identical
Local damage caused by uneven, extends the service life of heat pipe.
Preferably, the increasing amplitude of the diameter of the communicating pipe is not along the flow direction of thermal-arrest tube fluid
Disconnected increase.As the variation of connection pipe diameter, the present invention has carried out a large amount of numerical simulation and experiment, to obtain above-mentioned
The changing rule of heat pipe distribution density.By above-mentioned changing rule, material can be saved, while 9% or so can also be improved
Heat exchange efficiency.
Preferably, the distribution density of the communicating pipe and the length of every communicating pipe are all identical.
Preferably, as shown in figure 4, from top downwards from, or horizontal plane projection on, the heat pipe is more
Row, wherein adjacent two rows are to be staggered in arrangement；The center of circle of heat pipe and two closed on the heat pipe center of circle of adjacent row constitute isoceles triangle
Shape, the center of circle of the heat pipe are located at the position of the point of isosceles triangle apex angle.
Pass through numerical simulation and experiment discovery, the distance between heat pipe 3, between distance and adjacent row including same row
Distance cannot be too small, too small to will lead to heat pipe distribution excessively, causes the caloric receptivity of every heat pipe insufficient, excessive to will lead to heat pipe point
Cloth is very little, and heat pipe is caused to overheat, therefore the application sums up by a large amount of numerical simulation and experiment and carrys out the distribution of heat pipe 3 most
The distribution of optimization, the deficiency so that heat pipe can neither recept the caloric, and it is excessive to recept the caloric.
As shown in figure 4, from top downwards from, or in horizontal plane projection, the outer diameter of heat pipe is d, the phase of same row
The distance between adjacent heat pipe center of circle is S, and the center of circle of heat pipe and two closed on the heat pipe center of circle of adjacent row constitute isoceles triangle
The apex angle of shape is A, then meets claimed below:
Sin (A)=a* (d/S)3-b*(d/S)2+ c* (d/S)+e, wherein a, b, c, e are parameters, meet following require:
8.20<a<8.22,6.19<b<6.21；0.062<c<0.063,0.83<e<0.84,0.12<d/S<0.55.
Preferably, a=8.21, b=6.20, c=0.0625, d=0.835；
Preferably, gradually becoming smaller with d/S, a is increasing, and b is smaller and smaller, and c is increasing, and e is increasing.
Preferably, 15 ° < A < 80 °.
Further preferably, 20 ° < A < 40 °.
Further preferably, 0.3 < d/S < 0.5.
Preferably, a is increasing along the flow direction of thermal-arrest tube fluid, b is smaller and smaller, and c is increasing, and e is got over
Come bigger.
Above-mentioned empirical equation is the form for being obtained by a large amount of numerical simulations and experiment, and taking 3 rank multinomials.It is logical
The structure that above-mentioned relation formula obtains is crossed, the heat pipe structure of optimization can be further realized, and pass through verification experimental verification, error base
On this within 2.5%, so that error further reduces.
Preferably, thermal-collecting tube caliber is 400-600 millimeters, further preferably 500 millimeters.
Heat pipe outside diameter d is 9-12 millimeters, further preferably 11mm.
Further preferably, a kind of improved solar energy system, as shown in fig. 6, the system comprises heat collectors 5, storage heater
41 and radiator 42, valve 16, valve 14, valve 15, temperature sensor 17, the heat collector 5 be connected to formation with storage heater 41
Circulation loop, heat collector 5 are connected to form circulation loop with radiator 42, and the pipeline where storage heater 41 and radiator 42 is in parallel,
Heat collector 5 absorbs solar energy, heats the water in heat collector 5, and the water after heating respectively enters 41 He of storage heater by outlet pipeline 8
Radiator 42 exchanges heat in radiator 42, and the water flowed out in storage heater 41 and in radiator 42 is by water return pipeline
It exchanges heat in 17 entrance heat collectors 5.
As shown in fig. 6, valve 16 is arranged on outlet pipe, for controlling the total water for entering storage heater 41 and radiator 42
The position of the inlet tube 16 of the pipeline where radiator 42 is arranged in amount, valve 14, for controlling into the water of radiator 42
The position of the inlet tube 10 of the pipeline where storage heater 41 is arranged in flow, valve 15, for controlling the water for entering storage heater 41
Flow, temperature sensor 17 is arranged at the position of the entrance of radiator 42, for measuring the temperature for entering the water of radiator 42
Degree.The central controller 7 carries out data connection with valve 16, valve 14, valve 15, temperature sensor 17, to monitor valve
Door 16, valve 14, the aperture of valve 15 and temperature sensor measurement temperature.
Preferably, the central controller 7 and cloud server data connection, so that the data of monitoring are passed to cloud
Server, cloud server are connect with client, the various information that client can be monitored by cloud server.
Preferably, when the temperature that temperature sensor 17 measures is lower than certain temperature, 7 control valve of central controller
Door 14 increases aperture, while control valve 15 reduces aperture, increases heat dissipation to increase the flow for the hot water for entering radiator 42
Amount.When the temperature that temperature sensor 17 measures is higher than certain temperature, central controller controls valve 14 reduces aperture,
Control valve 15 increases aperture simultaneously, reduces heat dissipation capacity to reduce the flow for the hot water for entering radiator 42.
Preferably, the mode of above-mentioned operation is automatic mode.
Preferably, the central controller 7 and cloud server data connection, so as to will monitor 14 aperture of valve,
The temperature data of the aperture of valve 15 and the water into radiator 42 passes to cloud server, and cloud server and client connect
It connects, the data that client can be monitored by cloud server.
Client can input the numerical value of 14 aperture of valve, the aperture of valve 15, be taken by cloud according to obtained data
Business device passes to central controller 7, by central controller come 14 aperture of control valve, the aperture of valve 15.This operational mode
For manual mode.
When the temperature that temperature sensor 17 measures as low as to a certain degree when, radiator externally exchanges heat at this time ability meeting
It is deteriorated, is unable to satisfy normal heating demands, this shows that the collection thermal energy power of solar thermal collector also goes wrong, such as sunlight
Line is not very strong, or when do not have the sun at night, central controller controls valve 16 is automatically closed at this time, valve 14 and valve
Door 15 can fully open, and the pipeline where storage heater 41 and radiator 42 forms a circulation line, and water enters storage heater 41, store
The thermal energy that hot device 41 stores is heated to water in storage heater 41 is entered, and the water of heating, which enters in radiator 42, to radiate.
Preferably, the temperature data that client is measured according to obtained temperature sensor 17, is manually entered instruction, transmit
To cloud server, central controller 7 is then passed to by cloud server, with decide whether close valve 16 and whether
Fully open valve 14 and valve 15.
By above-mentioned operation, in the heat-sinking capability for meeting radiator 42, i.e., can meet when sunray is strong
After user's radiating requirements, the heat being more than is stored by storage heater 41, it is insufficient in 5 heat capacity of solar thermal collector
In the case where, the energy heats recirculated water stored using storage heater, to meet the radiating requirements of radiator 42.It in this way can be abundant
Using solar energy, the waste of excessive heat is avoided.
Preferably, the temperature into the water in radiator 42 can not be utilized to automatically control the flow of water, can adopt
With measurement radiator periphery environment temperature, for example, measurement radiator room temperature (by be arranged indoor temperature transmitter,
Indoor temperature transmitter and central controller data connection) flow into the water of radiator is automatically controlled, if Indoor Temperature
Spend low, then central controller tunes up the aperture of valve 14 automatically, increases the flow for entering the water of radiator 42, if Indoor Temperature
Height is spent, central controller reduces the aperture of valve 14 automatically, then reduces the flow of the water into radiator 42.
It is taken preferably, 14 aperture of valve and room temperature data of monitoring are passed to cloud by the central controller 7
Business device, cloud server are connect with client, the data that client can be monitored by cloud server.
Client can input the numerical value of 14 aperture of valve according to obtained data, be passed to by cloud server
Controller 7 is entreated, 14 aperture of valve is manually adjusted by central controller 7.
Certainly, preferably, by one of room temperature control flow on condition that the temperature that temperature sensor 17 measures
It needs to be higher than certain temperature and otherwise when the thermal-arrest of solar thermal collector is less able, increases flow anyway, radiate
Effect all will not be fine.
When the pipeline where storage heater and radiator forms a circulation line, measured when temperature sensor 17
When temperature is lower than certain temperature, central controller controls valve 14 increases aperture, while control valve 15 increases aperture,
Heat dissipation capacity is increased to increase the flow for the hot water for entering radiator 42.When the temperature that temperature sensor 17 measures is higher than centainly
When temperature, central controller controls valve 14 reduces aperture, while control valve 15 reduces aperture, enters heat dissipation to reduce
The flow of the hot water of device 42 increases heat dissipation capacity.The aperture of valve 14 and 15 at this time is consistent.
Client can input the numerical value of valve 14,15 aperture of valve, be passed by cloud server according to obtained data
Central controller 7 is passed, valve 14,15 aperture of valve are manually adjusted by central controller 7.
Control in this way can rationally utilize the heat of storage heater, avoid the loss of heat.
Although the present invention has been disclosed in the preferred embodiments as above, present invention is not limited to this.Any art technology
Personnel can make various changes or modifications, therefore protection scope of the present invention is answered without departing from the spirit and scope of the present invention
When being defined by the scope defined by the claims..
Claims (6)
1. a kind of trough type solar heat-collector, including reflecting mirror and thermal-collecting tube, the thermal-collecting tube is located at the focal position of reflecting mirror,
Solar energy reflection is used to heat the water in thermal-collecting tube by the reflecting mirror to thermal-collecting tube, which is characterized in that third slide-through is crossed and slided
The sliding restraint device of block one does X-direction in company with sliding block one and moves reciprocatingly, while about being got one's things ready by the sliding with sliding block two
Set the reciprocating motion that Y direction is done with sliding block two.
2. thermal-collecting tube as described in claim 1, which is characterized in that setting is prolonged upwards since thermal-arrest bottom of the tube inside thermal-collecting tube
The heat pipe stretched, the heat pipe are more, and the bottom of the lower end of the heat pipe is connected on the inner wall of thermal-collecting tube, under the heat pipe
The bottom at end is the inner wall of thermal-collecting tube.
3. thermal-collecting tube as described in claim 1, which is characterized in that communicating pipe is arranged between at least two adjacent heat pipes.
4. thermal-collecting tube as described in claim 1, which is characterized in that the center of thermal-collecting tube is located at the focal position of reflecting mirror.
5. thermal-collecting tube as claimed in claim 2, which is characterized in that the thermal-collecting tube and heat pipe are to be integrated.
6. thermal-collecting tube as described in claim 1, which is characterized in that the heat pipe is multiple rows of, wherein adjacent two rows are stagger arrangement
Arrangement；The center of circle of heat pipe and two closed on the heat pipe center of circle of adjacent row constitute isosceles triangle, and the center of circle of the heat pipe is located at
The position of the point of isosceles triangle apex angle.
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| CN2018103663480 | 2018-04-23 | ||
| CN201810366348 | 2018-04-23 |
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| CN109506375A true CN109506375A (en) | 2019-03-22 |
| CN109506375B CN109506375B (en) | 2020-03-17 |
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| CN201811421183.9A Active CN109506375B (en) | 2018-04-23 | 2018-11-27 | Slot type solar heat collector |
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Cited By (1)
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| CN113531507B (en) * | 2020-04-14 | 2023-08-04 | 山东大学 | Solar air heating system with temperature adjusting and heat balance functions |
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