CN108225071A - A kind of gravity assisted heat pipe of Diameter of connecting pipe variation - Google Patents
A kind of gravity assisted heat pipe of Diameter of connecting pipe variation Download PDFInfo
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- CN108225071A CN108225071A CN201810148422.1A CN201810148422A CN108225071A CN 108225071 A CN108225071 A CN 108225071A CN 201810148422 A CN201810148422 A CN 201810148422A CN 108225071 A CN108225071 A CN 108225071A
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- heat
- heat pipe
- vertical tube
- pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The present invention provides a kind of gravity assisted heat pipes of Diameter of connecting pipe variation, and including evaporation ends and condensation end, the evaporation ends are multiple ends, from end lower to end upper, multiple communicating pipes are set between adjacent end, and from end lower to end upper, the diameter of communicating pipe is continuously increased.The variation that the present invention passes through Diameter of connecting pipe, it is to set the connection area for ensureing bigger, because with flowing up for fluid, fluid is constantly heated, as fluid is constantly heated, it is heated more and more uneven in different thermal-collecting tubes, therefore by above-mentioned setting, can ensure to reach pressure equilibrium as soon as possible in process fluid flow.
Description
Technical field
The present invention relates to the heat pipes that a kind of hot pipe technique more particularly to a kind of distribution of internal pressure are balanced.
Background technology
Hot pipe technique is George Ge Luofo of U.S. Los Alamos (Los Alamos) National Laboratory in 1963
One kind of (George Grover) invention is known as the heat transfer element of " heat pipe ", it takes full advantage of heat-conduction principle and is situated between with phase transformation
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 before hot pipe technique, since being introduced into radiator manufacturing so that
People change the mentality of designing of traditional heat sinks, have broken away from and simple have obtained the list of more preferable heat dissipation effect by high air quantity motor
One radiating mode using hot pipe technique so that radiator obtains satisfied heat transfer effect, opens heat dissipation industry new world.At present
Heat pipe is widely used in various heat transmission equipments, including nuclear power field, such as UTILIZATION OF VESIDUAL HEAT IN of nuclear power etc..
In the prior art, the shape of heat pipe affects the endotherm area of evaporation ends, therefore general evaporation ends heat absorption range ratio
It is smaller, it sometimes needs to set multiple heat pipes in heat source to meet heat absorption demand;And more evaporation ends there are when, it is each
Evaporation ends can generate the non-uniform phenomenon of heat absorption because the position in heat source is different.
In view of the above-mentioned problems, being improved on the basis of invention in front of the invention, a kind of new heat pipe knot is provided
Structure makes full use of heat source, reduces energy consumption, improves exploitation effect.
Invention content
The present invention provides a kind of new heat pipe structures, extend the heat absorption range of evaporation ends, and balanced integral pressure saves energy
Source.
To achieve these goals, technical scheme is as follows:
A kind of balanced gravity assisted heat pipe of internal pressure distribution, including evaporation ends and condensation end, the evaporation ends are multiple ends
Portion from end lower to end upper, sets multiple communicating pipes between adjacent end, from end lower to end upper, even
The diameter of siphunculus is continuously increased.
Preferably, from end lower to end upper, the ever-increasing amplitude of diameter of communicating pipe is increasing.
Preferably, the heat pipe includes the bottom end connection of vertical portion, horizontal component and VERTICAL TUBE, wherein vertical portion
Horizontal component, direction of the horizontal component from the bottom end of vertical portion away from vertical portion extend, the horizontal component
Lower part connects multiple VERTICAL TUBEs, and wherein VERTICAL TUBE is the evaporation ends of heat pipe, and vertical portion is the condensation end of heat pipe.
Preferably, the horizontal component is flat tube structure, VERTICAL TUBE is circular tube structure.
Preferably, the VERTICAL TUBE is multiple rows of, wherein adjacent two rows of to be staggered in arrangement, the center of circle of VERTICAL TUBE with it is adjacent
Close on two VERTICAL TUBE centers of circle of row form isosceles triangle, and the center of circle of the VERTICAL TUBE is located at the point of isosceles triangle apex angle
Position.
Preferably, the VERTICAL TUBE of heat pipe is arranged in storage heater, the storage heater is arranged in heat source.
Preferably, the heat source can be geothermal energy.
Preferably, it is L that the outer diameter of VERTICAL TUBE, which is the distance between d, the adjacent VERTICAL TUBE center of circle of same row, VERTICAL TUBE
The apex angle that 3 center of circle and close on the two of adjacent row VERTICAL TUBE centers of circle form isosceles triangle is A, then meets claimed below:
Sin (A)=a-b*Ln (d/L), wherein Ln is logarithmic function, and a, b are parameters, meets following requirement:
0.095<a<0.105,0.29<b<0.31;0.1<d/L<0.7.
Preferably, tapering into d/L, a is increasing, and b is increasing.
Preferably, 15 °<A<80°.
Preferably, 20 °<A<40°.
Preferably, 0.2<d/L<0.5.
Compared with prior art, the present invention has the advantage that:
1) present invention is in order to set the connection area for ensureing bigger, because with stream by the variation of Diameter of connecting pipe
Body flows up, and fluid is constantly heated, heated more and more uneven in different thermal-collecting tubes as fluid is constantly heated
It is even, therefore by above-mentioned setting, can ensure to reach pressure equilibrium as soon as possible in process fluid flow.
2) structure of the evaporation ends of opposite heat tube of the present invention is improved, and the evaporation ends of heat pipe are extended to farther side
To in the case where not changing the condensation end volume of heat pipe so that the endotherm area of the evaporation ends of heat pipe increases, and can expand in this way
The heat absorption range of big heat pipe can absorb the heat of heat source distalmost end.Relative to heat pipe evaporation ends of the prior art and condensation
End is consistent size, can improve more than 40% heat exchange efficiency.The volume and floor space of heat exchanger are reduced simultaneously so that
It is compact-sized.
3) research of a large amount of numerical simulation and experiment has been carried out, distributed architecture of the opposite heat tube in storage heater has carried out most
Excellent structure, and by studying the best relative formula for showing that heat pipe is distributed, further improve the distribution of heat pipe, reach best
Heat absorption reduces cost.
4) present invention sets communicating pipe between adjacent heat pipe, realizes that the pressure between heat pipe is balanced, heat exchange is balanced.
Description of the drawings
Fig. 1 is heat pipe structure schematic diagram of the present invention.
Fig. 2 is schematic diagrames of the Fig. 1 from bottom.
Fig. 3 is the heat pipe partial structural diagram of present invention setting communicating pipe.
Fig. 4 is heat pipe specific embodiment structure diagram of the present invention.
The structure diagram of communicating pipe is set between the heat pipe of the present invention that Fig. 5 is Fig. 4.
Fig. 6 is the partial enlargement mark schematic diagram of Fig. 2.
In figure:8 communicating pipe of 1 vertical portion, 2 horizontal component, 3 VERTICAL TUBE, 4 storage heater, 5 low-temperature receiver, 7 communicating pipe of 6 heat source
9 containers
Specific embodiment
The specific embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
Herein, if without specified otherwise, it is related to formula, "/" represents division, and "×", " * " represent multiplication.
The specific embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
A kind of heat pipe, including vertical portion 1, horizontal component 2 and VERTICAL TUBE 3, the bottom end connection of wherein vertical portion 1 is horizontal
Part 2, direction of the horizontal component 2 from the bottom end of vertical portion 1 away from vertical portion 1 extend, the horizontal component 2
Lower part connects multiple VERTICAL TUBEs 3, and wherein VERTICAL TUBE 3 is the evaporation ends of heat pipe, and vertical portion 1 is the condensation end of heat pipe.
Heat pipe of the present invention absorbs heat from heat source in operation, by VERTICAL TUBE 3, then the fluid in VERTICAL TUBE 3 into
Row evaporation, vertical portion is entered by horizontal component, then rejects heat to low-temperature receiver in vertical portion, and fluid carries out cold
It is solidifying, enter back into VERTICAL TUBE 3 by the effect of gravity.
The structure of the evaporation ends by setting heat pipe of opposite heat tube of the present invention is improved, and the evaporation ends of heat pipe are extended
To farther direction, in the case where not changing the condensation end volume of heat pipe so that the endotherm area of the evaporation ends of heat pipe increases,
The heat absorption range of heat pipe can be expanded in this way, the heat of heat source distalmost end can be absorbed.It is steamed relative to heat pipe of the prior art
Originator and condensation end are consistent size, can improve more than 45% heat exchange efficiency.The volume of condensation end is reduced simultaneously and is accounted for
Ground area so that compact-sized.
In addition, the present invention is by setting multiple VERTICAL TUBEs 3 to be used as the evaporation ends of heat pipe so that each VERTICAL TUBE 3 is used as one
Each and every one independent endothermic tube adds in the absorption of heat, also increases the endotherm area of integral heat pipe evaporation ends.
Preferably, the heat source can be soil or boiler exhaust gas etc..
Preferably, the low-temperature receiver is water or air.
Preferably, the horizontal component 2 is flat tube structure, VERTICAL TUBE 3 is circular tube structure.By setting horizontal component
For flat tube structure, the distribution of VERTICAL TUBE 3 can be increased, further improve the absorption of heat.
Further preferably, horizontal component 2 is square structure.
Preferably, as shown in Fig. 2, the VERTICAL TUBE 3 is multiple rows of, wherein adjacent two rows of to be staggered in arrangement.Pass through mistake
Row arrangement can further improve the caloric receptivity of heat pipe.
Preferably, VERTICAL TUBE 3 is located at the extended line of the center line of the center of circle connecting line segment of the adjacent upright pipe 3 of adjacent row
On.I.e. close on two 3 centers of circle of VERTICAL TUBE in the center of circle of VERTICAL TUBE 3 and adjacent row form isosceles triangle, the VERTICAL TUBE
The center of circle is located at the position of the point of isosceles triangle apex angle.
Preferably, as shown in figure 3, be set communicating pipe 8 between at least two adjacent VERTICAL TUBEs 3.It finds under study for action,
During vertical section is absorbed heat, it may appear that the absorption heat of the endothermic tube of different location is different, leads to the pressure between VERTICAL TUBE 3
Power or temperature are different, straightened portion pipe 3 can be caused to be heated so excessively high, cause the lost of life, once a VERTICAL TUBE 3 occurs
Problem may cause entire heat pipe the problem of can not using occur.The present invention is set by largely studying in adjacent VERTICAL TUBE
Put communicating pipe 8, can VERTICAL TUBE be heated it is different and in the case of leading to pressure difference, can cause the VERTICAL TUBE 3 that pressure is big
Interior fluid quickly flows to the small VERTICAL TUBE 3 of pressure, so as to keep integral pressure balanced, avoids hot-spot or supercooling.
Preferably, from 3 lower part of VERTICAL TUBE to 3 top of VERTICAL TUBE, are set between adjacent VERTICAL TUBE 3 multiple communicating pipes 8.
By setting multiple communicating pipes, fluid continuous counterpressure in evaporation process of absorbing heat is enabled to, ensures entire VERTICAL TUBE
Interior pressure is balanced.
Preferably, constantly reduce from 3 lower part of VERTICAL TUBE to the distance between 3 top of VERTICAL TUBE, adjacent communicating pipe 8.This
Purpose is to set more communicating pipes, because of flowing up with fluid, fluid is constantly heated, as fluid is continuous
It is heated, it is heated more and more uneven in different thermal-collecting tubes, therefore by above-mentioned setting, can ensure in process fluid flow
In reach as soon as possible pressure equilibrium.
Preferably, from 3 lower part of VERTICAL TUBE to the distance between 3 top of VERTICAL TUBE, adjacent communicating pipe ever-reduced width
It spends increasing.It is found through experiments that, above-mentioned setting, can ensure that more excellent in process fluid flow to reach pressure equal faster
Weighing apparatus.This is also the best mode of communicating got by largely studying pressure changes in distribution rule.
Preferably, from 3 lower part of VERTICAL TUBE to 3 top of VERTICAL TUBE, the diameter of communicating pipe 8 is continuously increased.This purpose be for
Setting ensures the connection area of bigger, because of flowing up with fluid, fluid is constantly heated, as fluid is continuous
It is heated, it is heated more and more uneven in different thermal-collecting tubes, therefore by above-mentioned setting, can ensure in process fluid flow
Reach pressure equilibrium as soon as possible.
Preferably, from 3 lower part of VERTICAL TUBE to 3 top of VERTICAL TUBE, the ever-increasing amplitude of diameter of communicating pipe 8 is increasingly
Greatly.Be found through experiments that, above-mentioned setting, can ensure in process fluid flow it is more excellent faster reach pressure equilibrium.This
It is the best mode of communicating got by largely studying pressure changes in distribution rule.
Fig. 4 illustrates a kind of heat pipe using system, preferably, as shown in figure 4, the VERTICAL TUBE 3 of heat pipe is arranged on accumulation of heat
In device 4.The storage heater 4 is arranged in heat source.The heat source can be geothermal energy.
Preferably, the fusing point of heat-storing material is 60-80 degrees Celsius in the storage heater 4, preferably 65 degrees Celsius.
Preferably, the heat-storing material in the storage heater 4 is paraffin.
The present invention can be got up the heat storage in heat source 6 by setting storage heater 4, and because the heat of storage heater
It is molten bigger, therefore more heats can be stored, therefore heat pipe can more fully utilize the heat of dry heat source 6, and
Because setting storage heater, storage heater and 6 contact area bigger of heat source, and can greatly reduce between heat pipe and heat source 6
Thermal contact resistance, easy for installation, endothermic effect will be much better than heat pipe and individually be placed in heat source 6.Therefore by setting storage heater
The heat absorption efficiency of heat pipe can be greatly improved.It is found through experiments that, by setting storage heater, the heating of 15-20% can be improved
Efficiency, can be further energy saving.
Preferably, the heat source is the geothermal energy of xeothermic rock stratum, the low-temperature receiver is water, and heat pipe is used for the exploitation of shale gas
Middle heating water generates steam, introduces steam into rammell to carry out the exploitation of shale gas.
Preferably, the cross section of the storage heater 4 is square structure, the cross-sectional area of the storage heater 4 is more than low-temperature receiver
The cross-sectional area of the container 9 at place.It is more than the cross-sectional area of the container 9 where low-temperature receiver by the cross-sectional area of storage heater 4, it can be with
The heat exchange area of further increase storage heater and heat source 6, and more heats can be stored, further meet wanting for heating
It asks.
Preferably, the cross-sectional area of the storage heater 4 and container 9 is square structure.The length of side of storage heater 4, which is more than, to be held
The length of side of device 9.
Preferably, the cross-sectional area of the storage heater 4 is 10-26 times of 9 cross-sectional area of container, preferably 18 times.
Preferably, from the center of storage heater 4 to the direction of the outer wall of storage heater, the storage of the heat-storing material in storage heater 4
Thermal energy power gradually dies down.
Gradually changing for the heat storage capacity of heat-storing material is taken, heat storage capacity can be further improved, it is vertical to realize
Pipe 3 is evenly heated.Because more arriving storage heater outer wall, then because being in direct contact, therefore temperature highest herein with heat source, accumulation of heat
Material can be heated directly, and after heat-storing material is by abundant accumulation of heat, heat can be transmitted to the inside of storage heater.Pass through storage heater
The variation of the heat storage capacity of heat-storing material, it is ensured that, can be inside by heat at once after external heat-storing material reaches accumulation of heat saturation
Portion transmits, and ensures that inside also stores heat.In this way, different location of the VERTICAL TUBE 3 in storage heater can fully absorb heat, avoid
Heat pipe overheat, the heat absorption of some heat pipes is inadequate, ensures that the heat absorption of integral heat pipe is uniform, avoids part superheated steam damage, causes
Product it is difficult in maintenance.It sets in this way, can be that the service life of heat pipe entirety reaches identical.Simultaneously so that low-temperature receiver is also whole
Body homogeneous heating.
Preferably, gradually subtract from the center of storage heater 4 to the outer wall direction of storage heater 4, the heat storage capacity of heat-storing material
Weak amplitude gradually increases.It is found by experiment and numerical simulation, takes this set, the heat absorption of heat pipe can be further improved
The uniformity.
Preferably, from the center of storage heater 4 to the outer wall direction of storage heater 4, communicating pipe, 8 quantity was continuously increased.This mesh
Be to set more communicating pipes because closer to the outer wall direction of storage heater 4, amount of stored heat is most, fluid be heated it is also more,
Steam pressure in VERTICAL TUBE 3 is also bigger, therefore by above-mentioned setting, can ensure as soon as possible to reach in fluid thermal histories
Pressure is balanced.
Preferably, from the center of storage heater 4 to the outer wall direction of storage heater 4, communicating pipe the ever-increasing amplitude of 8 quantity
It is increasing.It is found through experiments that, above-mentioned setting, can ensure that more excellent in fluid thermal histories to reach pressure equal faster
Weighing apparatus.This is also the best mode of communicating got by largely studying pressure changes in distribution rule.
As being preferably continuously increased from the center of storage heater 4 to the outer wall direction of storage heater 4, the diameter of communicating pipe 8.This mesh
Be in order to set ensure bigger connection area because closer to the outer wall direction of storage heater 4, amount of stored heat is most, fluid by
Heat is also more, and the steam pressure in VERTICAL TUBE 3 is also bigger, therefore by above-mentioned setting, can ensure in fluid thermal histories to the greatest extent
Fast reaches pressure equilibrium.
Preferably, from the center of storage heater 4 to the outer wall direction of storage heater 4, the ever-increasing width of diameter of communicating pipe 8
It spends increasing.It is found through experiments that, above-mentioned setting, can ensure that more excellent in process fluid flow to reach pressure equal faster
Weighing apparatus.This is also the best mode of communicating got by largely studying pressure changes in distribution rule.
Accumulation of heat paraffin is loaded in storage heater.Paraffin class phase change heat storage material have latent heat of phase change it is high, almost without
Surfusion, melt when steam pressure is low, be not susceptible to chemical reaction and chemical stability preferably, without phase separation and corrosion
The advantages such as property and price are low become the first choice of heat-storing material.Paraffin embeds VERTICAL TUBE 3.VERTICAL TUBE 3 is absorbed from storage heater
The heat of interior paraffin in top vertical portion heat release, realizes the heating to low-temperature receiver.
It is found by numerical simulation and experiment, the distance between VERTICAL TUBE 3, between distance and adjacent row including same row
Distance cannot be too small, too small that heat pipe distribution can be caused excessive, the caloric receptivity for leading to every heat pipe is insufficient, and crossing conference leads to heat pipe
Distribution is very little, heat pipe is caused to overheat, therefore the application sums up by a large amount of numerical simulation and experiment and carrys out heat pipe VERTICAL TUBE 3
The distribution of the optimization of distribution so that heat pipe can neither recept the caloric deficiency, and it is excessive to recept the caloric.
As shown in fig. 6, it is L that the outer diameter of VERTICAL TUBE 3, which is the distance between d, adjacent 3 center of circle of VERTICAL TUBE of same row, erect
The apex angle that the center of circle of straight tube 3 and close on the two of adjacent row 3 centers of circle of VERTICAL TUBE form isosceles triangle is A, then meets following
It is required that:
Sin (A)=a-b*Ln (d/L), wherein Ln is logarithmic function, and a, b are parameters, meets following requirement:
0.095<a<0.105,0.29<b<0.31;
Further preferably, the a=0.1016, b=0.3043.
Preferably, tapering into d/L, a is increasing, and b is increasing.
Preferably, 15 °<A<80°.
Further preferably, 20 °<A<40°.
0.1<d/L<0.7, further preferably, 0.2<d/L<0.5.
Above-mentioned empirical equation is obtained by a large amount of numerical simulations and experiment, the structure obtained by above-mentioned relation formula, energy
It is enough to realize the heat pipe structure optimized, and by verification experimental verification, error is substantially within 3%.
The heat absorption capacity 900-1100W of heat pipe, further preferably 1000W;
100-120 degrees Celsius of the temperature of heat source, further preferably 110 DEG C.
Heat pipe horizontal component shown in Fig. 2 be preferably square, the length of side be 400-600 millimeters, further preferably 500
Millimeter.
3 outside diameter d of VERTICAL TUBE is 9-12 millimeters, further preferably 11mm.
Preferably, as shown in figure 4, including two heat pipes in the system, the horizontal component 2 of described two heat pipes divides
It can not absorb heat in different directions by setting two symmetrical heat pipes towards opposite direction extension., meet the need of heat exchange
It asks.
Preferably, as shown in figure 5, be set communicating pipe 7 between the VERTICAL TUBE 3 of two heat pipes adjacent to each other.By setting
Communicating pipe is put, can be even to avoid uneven heating between heat pipe, it realizes that the pressure between heat pipe is balanced, avoids between different heat pipes
Uneven heating even the defects of causing.
Preferably, constantly reduce from 3 lower part of VERTICAL TUBE to the distance between 3 top of VERTICAL TUBE, adjacent communicating pipe 7.This
Purpose is to set more communicating pipes, because of flowing up with fluid, fluid is constantly heated, as fluid is continuous
It is heated, it is heated more and more uneven in different heat pipes, therefore by above-mentioned setting, can ensure in process fluid flow
Reach pressure equilibrium as soon as possible.
Preferably, from 3 lower part of VERTICAL TUBE to the ever-reduced width in the distance between 3 top of VERTICAL TUBE, adjacent communicating pipe 7
It spends increasing.It is found through experiments that, above-mentioned setting, can ensure that more excellent in process fluid flow to reach pressure equal faster
Weighing apparatus.This is also the best mode of communicating got by largely studying pressure changes in distribution rule.
Preferably, from 3 lower part of VERTICAL TUBE to 3 top of VERTICAL TUBE, the diameter of communicating pipe 7 is continuously increased.This purpose be for
Setting ensures the connection area of bigger, because of flowing up with fluid, fluid is constantly heated, as fluid is continuous
It is heated, it is heated more and more uneven in different heat pipes, therefore by above-mentioned setting, can ensure in process fluid flow to the greatest extent
Fast reaches pressure equilibrium.
Preferably, from 3 lower part of VERTICAL TUBE to 3 top of VERTICAL TUBE, the ever-increasing amplitude of diameter of communicating pipe 7 is increasingly
Greatly.Be found through experiments that, above-mentioned setting, can ensure in process fluid flow it is more excellent faster reach pressure equilibrium.This
It is the best mode of communicating got by largely studying pressure changes in distribution rule.
Although the present invention has been disclosed in the preferred embodiments as above, present invention is not limited to this.Any art technology
Personnel without departing from the spirit and scope of the present invention, can make various changes or modifications, therefore protection scope of the present invention should
When being subject to claim limited range.
Claims (10)
1. a kind of gravity assisted heat pipe of Diameter of connecting pipe variation, including evaporation ends and condensation end, the evaporation ends include multiple ends,
From end lower to end upper, multiple communicating pipes are set between adjacent end, from end lower to end upper, communicating pipe
Diameter be continuously increased.
2. gravity assisted heat pipe as described in claim 1, which is characterized in that from end lower to end upper, the diameter of communicating pipe
Ever-increasing amplitude is increasing.
3. heat pipe as described in claim 1, which is characterized in that the heat pipe includes vertical portion, horizontal component and VERTICAL TUBE,
The wherein bottom end connection horizontal component of vertical portion, the horizontal component is from the bottom end of vertical portion away from vertical portion
Direction extends, and the horizontal component lower part connects multiple VERTICAL TUBEs, and wherein VERTICAL TUBE is the evaporation ends of heat pipe, and vertical portion is heat
The condensation end of pipe.
4. heat pipe as claimed in claim 3, which is characterized in that the horizontal component is flat tube structure, and VERTICAL TUBE is pipe
Structure.
5. heat pipe as claimed in claim 3, which is characterized in that the VERTICAL TUBE is multiple rows of, wherein adjacent two rows of for stagger arrangement
Arrangement, the center of circle of VERTICAL TUBE and close on the two of adjacent row VERTICAL TUBE centers of circle form isosceles triangle, the circle of the VERTICAL TUBE
The heart is located at the position of the point of isosceles triangle apex angle.
6. the heat pipe described in claim 2, which is characterized in that the VERTICAL TUBE of heat pipe is arranged in storage heater, and the storage heater is set
It puts in heat source.
7. the heat pipe described in claim 3, which is characterized in that the heat source can be geothermal energy.
8. heat pipe as claimed in claim 5, which is characterized in that the outer diameter of VERTICAL TUBE is d, and the adjacent VERTICAL TUBE of same row is justified
The distance between heart is L, and the center of circle of VERTICAL TUBE 3 and close on the two of adjacent row VERTICAL TUBE centers of circle form the top of isosceles triangle
Angle is A, then meets claimed below:
Sin (A)=a-b*Ln (d/L), wherein Ln is logarithmic function, and a, b are parameters, meets following requirement:
0.095<a<0.105,0.29<b<0.31;0.1<d/L<0.7.
9. heat pipe as claimed in claim 6, which is characterized in that with tapering into for d/L, a is increasing, and b is increasing.
10. heat pipe as claimed in claim 3, which is characterized in that horizontal component is square structure.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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CN201810148422.1A CN108225071A (en) | 2018-02-13 | 2018-02-13 | A kind of gravity assisted heat pipe of Diameter of connecting pipe variation |
CN202010476389.2A CN111442672B (en) | 2018-02-13 | 2018-11-07 | Heat pipe |
CN201811318955.6A CN109668461B (en) | 2018-02-13 | 2018-11-07 | Gravity heat pipe |
CN202010478788.2A CN111426224B (en) | 2018-02-13 | 2018-11-07 | Heat pipe design method |
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CN201810148422.1A CN108225071A (en) | 2018-02-13 | 2018-02-13 | A kind of gravity assisted heat pipe of Diameter of connecting pipe variation |
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CN201810148422.1A Pending CN108225071A (en) | 2018-02-13 | 2018-02-13 | A kind of gravity assisted heat pipe of Diameter of connecting pipe variation |
CN202010476389.2A Active CN111442672B (en) | 2018-02-13 | 2018-11-07 | Heat pipe |
CN202010478788.2A Active CN111426224B (en) | 2018-02-13 | 2018-11-07 | Heat pipe design method |
CN201811318955.6A Active CN109668461B (en) | 2018-02-13 | 2018-11-07 | Gravity heat pipe |
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CN202010476389.2A Active CN111442672B (en) | 2018-02-13 | 2018-11-07 | Heat pipe |
CN202010478788.2A Active CN111426224B (en) | 2018-02-13 | 2018-11-07 | Heat pipe design method |
CN201811318955.6A Active CN109668461B (en) | 2018-02-13 | 2018-11-07 | Gravity heat pipe |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110793365A (en) * | 2018-04-14 | 2020-02-14 | 青岛科技大学 | Heat pipe |
CN114440676A (en) * | 2020-11-05 | 2022-05-06 | 中北大学 | Multi-triangular-wall velocity field drainage gravity heat pipe |
CN114440675A (en) * | 2020-11-05 | 2022-05-06 | 中北大学 | Gravity heat pipe with multiple heat release ends communicated |
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- 2018-11-07 CN CN202010478788.2A patent/CN111426224B/en active Active
- 2018-11-07 CN CN201811318955.6A patent/CN109668461B/en active Active
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CN110793365B (en) * | 2018-04-14 | 2021-05-14 | 青岛科技大学 | Heat pipe |
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CN114440675A (en) * | 2020-11-05 | 2022-05-06 | 中北大学 | Gravity heat pipe with multiple heat release ends communicated |
Also Published As
Publication number | Publication date |
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CN111426224A (en) | 2020-07-17 |
CN111442672B (en) | 2021-07-13 |
CN111426224B (en) | 2020-12-22 |
CN111442672A (en) | 2020-07-24 |
CN109668461B (en) | 2020-08-11 |
CN109668461A (en) | 2019-04-23 |
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