CN104594156B - Utilize the deicing or snow melting system of underground heat in tunnel - Google Patents
Utilize the deicing or snow melting system of underground heat in tunnel Download PDFInfo
- Publication number
- CN104594156B CN104594156B CN201510053286.4A CN201510053286A CN104594156B CN 104594156 B CN104594156 B CN 104594156B CN 201510053286 A CN201510053286 A CN 201510053286A CN 104594156 B CN104594156 B CN 104594156B
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- Prior art keywords
- heat
- tunnel
- deicing
- source pump
- snow melting
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- 230000008018 melting Effects 0.000 title claims abstract description 21
- 238000002844 melting Methods 0.000 title claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 32
- 239000012530 fluid Substances 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000009413 insulation Methods 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 2
- 230000006378 damage Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000003795 chemical substances by application Substances 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 abstract description 2
- 239000010426 asphalt Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000009746 freeze damage Effects 0.000 description 4
- 230000008014 freezing Effects 0.000 description 4
- 238000007710 freezing Methods 0.000 description 4
- 206010039203 Road traffic accident Diseases 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/24—Methods or arrangements for preventing slipperiness or protecting against influences of the weather
- E01C11/26—Permanently installed heating or blowing devices ; Mounting thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T10/10—Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T10/30—Geothermal collectors using underground reservoirs for accumulating working fluids or intermediate fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T50/00—Geothermal systems
-
- 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
- Y02E10/10—Geothermal energy
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of deicing or snow melting system of underground heat in utilization tunnel, including source pump, heating tube and heat-exchange tube；The heating tube and heat-exchange tube connect to form two separate circulation lines respectively with source pump；Fluid in heating tube and heat-exchange tube provides the power circulated by source pump and carries out heat exchange by source pump；The deicing or snow melting system of underground heat in the utilization tunnel of the present invention, the geothermal energy resources that can be enriched using high-temperature geothermal area, geothermal energy in tunnel is passed into road surface by pipeline, so as to reach the purpose of active deicing or snow melting, the icing of winter in spring road snow can not only be solved, road improvement Exploration on Train Operation Safety, improve bituminous paving service quality, reduce road accident rate and economic loss, protect people's life and property safety, Service Performance of Asphalt Pavement can also be maintained, increase the service life, reduce the harm to environment using villaumite Snow Agent, with good economic benefit, rational application geothermal energy is this renewable, the sustainable energy.
Description
Technical field
The present invention relates to a kind of a kind of deicing or snow melting system of underground heat in deicing or snow melting system, more particularly to utilization tunnel.
Background technology
Current Tibetan area, Xinjiang and northern area expressway construction generally existing freezing disaster phenomenon, especially low altitude area
To the changeover portion of High aititude, with the drastically lifting of height above sea level, winter-spring season often has frost accumulated snow；For microthermal climate, tunnel portal
Lining cutting often has freeze injury problem, affects safety of structure；And accumulated snow freezing phenomena often occurs in road outside tunnel, have a strong impact on
Traffic safety.
Accordingly, it would be desirable to which a kind of deicing or snow melting system, to solve the problems, such as freezing damage in tunnel, reduces traffic safety hidden danger.
The content of the invention
In view of this, it is an object of the invention to provide a kind of deicing or snow melting system of underground heat in utilization tunnel, ground can be utilized
Heat energy solves the problems, such as freezing damage in tunnel, reduces traffic safety hidden danger.
The deicing or snow melting system of underground heat in the utilization tunnel of the present invention, including source pump, heating tube and heat-exchange tube；Institute
Heating tube and heat-exchange tube is stated to connect to form two separate circulation lines respectively with source pump；Heating tube and heat exchange
Fluid in pipe provides the power circulated by source pump and carries out heat exchange by source pump；
Further, in addition to it is connected to the water collector of source pump water inlet end and is connected to point water of source pump water side
Device；The water collector and water knockout drum are connected to heat-exchange tube by corresponding collector pipe and distributive pipe makes water collector, collector pipe, heat
Exchange pipe, distributive pipe, water knockout drum and source pump and constitute loop；
Further, the heating tube is embedded in tunnel portal and the outer road two of tunnel portal is served as a contrast between heat-insulation layer and road surface
Following 5cm~15cm depths；The heat-exchange tube is embedded in the middle part of tunnel between just lining and two linings；
Further, the heating tube is U-tube road or S-shaped pipeline；
Further, the heat-exchange tube is S-shaped pipeline.
The beneficial effects of the invention are as follows：The deicing or snow melting system of underground heat in the utilization tunnel of the present invention, high temperature can be utilized
The abundant geothermal energy resources in hot-zone, pass to road surface, so as to reach the mesh of active deicing or snow melting by geothermal energy in tunnel by pipeline
, it may not be necessary to manually or mechanically eliminate, the adverse consequences that Snow Agent can also be avoided to bring, geothermal energy resources are carried out effective
Utilize, be the road deicing or snow melting technology of environmental protection, with good economic and social benefits, can not only solve winter in spring road
Area snow is frozen, road improvement Exploration on Train Operation Safety, improves bituminous paving service quality, and reduction road accident rate and economy are damaged
Lose, ensure that the mountain road traffic of winter in spring is fluent, protection people's life and property safety, moreover it is possible to maintain bituminous paving to use
Performance, increases the service life, and reduces maintenance cost, the harm to environment using villaumite Snow Agent is reduced, with good
Economic benefit, rational application this renewable, the sustainable energy of geothermal energy.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is illustraton of model of the invention；
Fig. 3 is tunnel cross-section schematic diagram；
Fig. 4 is functional-block diagram of the invention.
Embodiment
Fig. 1 is the structural representation of the present invention, and Fig. 2 is illustraton of model of the invention；Fig. 3 is tunnel cross-section schematic diagram；Fig. 4 is
The functional-block diagram of the present invention；As shown in the figure：The deicing or snow melting system of underground heat in the utilization tunnel of the present embodiment, including heat pump machine
Group 1, heating tube 2 and heat-exchange tube 3；The heating tube 2 and heat-exchange tube 3 connect to form separate with source pump 1 respectively
Two circulation lines；Fluid in heating tube 2 and heat-exchange tube 3 is provided the power circulated by source pump 1 and led to
Cross source pump 1 and carry out heat exchange；At the beginning of heat-exchange tube 3 is embedded in tunnel between lining and two linings, heat-exchange tube 3 is arranged in tunnel
Portion, its along tunnel length to size determined according to tunnel internal temperature, length can be taken as far as possible for ultra-long deep-buried tunnel, in the middle part of tunnel
After the completion of just lining construction, start to arrange heat-exchange tube 3, heat-exchange tube 3 is in series by multiple pipes being longitudinally arranged, between its transverse direction
Away from for the optimal value according to obtained by calculating, heat-exchange tube 3 is covered with the crown and two side walls in tunnel, has laid heat-exchange tube 3, should
At it, the thick splash guards of 15mm are set between two linings；Heating tube 2 be arranged on the outer lining of road surface two of tunnel portal and tunnel portal and
Between heat-insulation layer and 5cm~15cm depths below road surface, the geothermal energy resources that can be enriched using high-temperature geothermal area, by tunnel
Geothermal applications heat the deicing or snow melting with road outside tunnel to tunnel portal, can solve too high temperature field to Tunnel Stability
Influence and tunnel internal is radiated, can reasonably apply this renewable, the sustainable energy of geothermal energy again, solve tunnel
Road freeze injury problem, reduces traffic safety hidden danger；Source pump 1 includes being used to provide for circular fluidic flow in heating tube 2
The first circulation pump of power, the second circulation pump for providing power for circular fluidic flow in heat-exchange tube 3, it is connected to two
Fluid in two circulation lines is carried out the working machine of heat exchange between circulation line, be connected to working machine power intake and be used for
Drive the engine of working machine work and the drive energy for providing the energy for engine, certain first circulation pump and second
Circulating pump can also be driven by engine.
In the present embodiment, in addition to it is connected to the water collector 4 of the water inlet end of source pump 1 and is connected to the water outlet of source pump 1
The water knockout drum 5 at end；The water collector 4 and water knockout drum 5 are connected to heat-exchange tube 3 by corresponding collector pipe 6 and distributive pipe 7 makes collection
Hydrophone 4, collector pipe 6, heat-exchange tube 3, distributive pipe 7, water knockout drum 5 and source pump 1 constitute loop；Distributive pipe 7 and the cloth of collector pipe 6
Put in tunnel insulation ditch, source pump 1 and its control device are laid in the middle part of tunnel, reasonable selection source pump 1 and each
The power of circulating pump；I.e. one end of heat-exchange tube 3 is connected to the water inlet end of source pump 1 by collector pipe 6 and water collector 4, heat
The other end for exchanging pipe 3 is connected to the water side of source pump 1 by distributive pipe 7 and water knockout drum 5, forms circulation loop.
In the present embodiment, the heating tube 2 is embedded between tunnel portal and the outer lining of road 8 two of tunnel portal and heat-insulation layer
And 5cm~15cm depths below road surface；The heat-exchange tube 3 is embedded in the middle part of tunnel 9 and just served as a contrast between two linings；Heating tube 2
Buried depth, quantity, spacing are obtained according to numerical simulation analysis, also include difference using the deicing or snow melting system of underground heat in tunnel
The standard instrument shelter for measuring environment temperature and humidity that correspondence heating tube 2 and heat-exchange tube 3 are set, using humiture
The mercurial thermometer that measurement accuracy is 0.1 DEG C is hung in integrative sensor, thermometer screen simultaneously, is compared to the two data；In tunnel
Temperature field measuring point is set in road lining cutting and top course, temperature data is obtained, to be controlled to the heating system of source pump 1
System, source pump 1 is earth source heat pump unit；Winter-spring season, before freeze injury occurs in pavement of road outside tunnel portal and tunnel, just
Will be according to conditions such as environment, internal fluid temperature, ambient wind velocity, ambient humidity, solar radiations, it is determined whether open ground source heat
The heating function of pump assembly heating system is, it is necessary to according to actual needs, adjust quantity of heat given up, be optimal the utilization of geothermal energy
Change, summer and autumn, pavement of road will not still have abundant geothermal energy in freeze injury, but tunnel outside tunnel portal and tunnel, at this moment root
According to the energy storage mechanism of system, the storage of complementary energy is realized；Earth source heat pump unit heating system in operation is monitored, to understand
The working condition of each side, the operating efficiency of different periods system is obtained according to data；Because of road snow mantle frost in investigation operation
And the traffic accident quantity and accident severity caused, the traffic accident quantity with road outside the tunnel of identical environment of the same period
And accident severity is compared, earth source heat pump unit heating system superiority is drawn.
In the present embodiment, the heating tube 2 is U-tube road or S-shaped pipeline, as shown in figure 1, using U-tube road or S-shaped pipe
Road structure can increase the heating surface area of heating tube 2, improve geothermal energy utilization rate, it is ensured that heating effect.
In the present embodiment, the heat-exchange tube 3 be S-shaped pipeline, as shown in figure 1, S-shaped pipeline can increase heat-exchange tube 3 with
The contact heat-exchanging area of umbrella arch and two side walls, it is ensured that tunnel antifreezing effect.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to skill of the invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (5)
1. the deicing or snow melting system of underground heat in a kind of utilization tunnel, it is characterised in that：Including source pump, heating tube and heat exchange
Pipe；The heating tube and heat-exchange tube connect to form two separate circulation lines respectively with source pump；Heating tube and
Fluid in heat-exchange tube provides the power circulated by source pump and carries out heat exchange by source pump；Also include
The standard instrument shelter for measuring environment temperature and humidity that heating tube and heat-exchange tube are set is corresponded to respectively；In thermometer screen
The mercurial thermometer that measurement accuracy is 0.1 DEG C is hung simultaneously；Source pump includes being used for carrying for circular fluidic flow in heating tube
First circulation pump for power, the second circulation pump for providing power for circular fluidic flow in heat-exchange tube, it is connected to two
The fluid in two circulation lines is set to carry out the working machine of heat exchange, be connected to working machine power intake use between individual circulation line
The engine worked in drive working machine and the drive energy for providing the energy for engine.
2. the deicing or snow melting system of underground heat in utilization tunnel according to claim 1, it is characterised in that：Also include being connected to
The water collector of source pump water inlet end and the water knockout drum for being connected to source pump water side；The water collector and water knockout drum pass through phase
The collector pipe and distributive pipe answered, which are connected to heat-exchange tube, makes water collector, collector pipe, heat-exchange tube, distributive pipe, water knockout drum and heat pump
Unit constitutes loop.
3. the deicing or snow melting system of underground heat in utilization tunnel according to claim 1, it is characterised in that：The heating tube is buried
Road two serves as a contrast 5cm~15cm depths between heat-insulation layer and below road surface outside tunnel portal and tunnel portal；The heat
Pipe is exchanged to be embedded in the middle part of tunnel between just lining and two linings.
4. the deicing or snow melting system of underground heat in utilization tunnel according to claim 3, it is characterised in that：The heating tube is
U-tube road or S-shaped pipeline.
5. the deicing or snow melting system of underground heat in utilization tunnel according to claim 3, it is characterised in that：The heat-exchange tube
For S-shaped pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510053286.4A CN104594156B (en) | 2015-02-02 | 2015-02-02 | Utilize the deicing or snow melting system of underground heat in tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510053286.4A CN104594156B (en) | 2015-02-02 | 2015-02-02 | Utilize the deicing or snow melting system of underground heat in tunnel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104594156A CN104594156A (en) | 2015-05-06 |
| CN104594156B true CN104594156B (en) | 2017-08-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510053286.4A Active CN104594156B (en) | 2015-02-02 | 2015-02-02 | Utilize the deicing or snow melting system of underground heat in tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104594156B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITUB20161177A1 (en) * | 2016-02-29 | 2017-08-29 | Torino Politecnico | Prefabricated modular energy concept, a lining for tunnels made with a plurality of such segments and a method for exchanging heat in a tunnel by providing a coating with a plurality of such segments |
| CN110359334A (en) * | 2019-07-10 | 2019-10-22 | 苏交科集团股份有限公司 | The ice melting system of tunnel road surface |
| CN110273346A (en) * | 2019-08-01 | 2019-09-24 | 四川公路桥梁建设集团有限公司 | A kind of tunnel portal section heat-insulation system using solar-photovoltaic technology |
| CN110670532B (en) * | 2019-10-18 | 2021-11-30 | 中国神华能源股份有限公司神朔铁路分公司 | Anti-freezing device and anti-freezing tunnel |
| CN111426085B (en) * | 2020-05-13 | 2021-06-22 | 西南科技大学 | Vertical type ground heat exchanger for preventing and treating frost heaving of roadbed |
| EP4112878A1 (en) * | 2021-07-01 | 2023-01-04 | Eccus Sa | Aerothermal heat exchanger with integrated air drive for underground structures |
| CN114657839B (en) * | 2022-05-07 | 2023-03-31 | 浙江华东工程建设管理有限公司 | Easily maintain road surface based on geothermol power water conservancy diversion |
| CN115095343B (en) * | 2022-06-21 | 2023-09-22 | 哈尔滨工业大学 | Assembled type inflatable heat preservation structure and system for ground source heat pump at tunnel portal in alpine region |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4693300A (en) * | 1986-08-04 | 1987-09-15 | Nippon Flute, Co. | Method and apparatus for sprinklerless snow control |
| JP3561849B2 (en) * | 1994-08-10 | 2004-09-02 | 株式会社フジタ | Road surface freezing prevention method near tunnel entrance |
| JP2003301409A (en) * | 2002-04-12 | 2003-10-24 | Misawa Kankyo Gijutsu Kk | Terrestrial heat-utilizing snow-melting device |
| CN201459566U (en) * | 2009-01-14 | 2010-05-12 | 王双其 | Geothermal type pavement snow melting device for prompt elimination of snow on pavement |
| CN103422424B (en) * | 2013-06-27 | 2016-02-24 | 长沙理工大学 | Bridge-wire fusing time section bridge anti-freezing system |
-
2015
- 2015-02-02 CN CN201510053286.4A patent/CN104594156B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104594156A (en) | 2015-05-06 |
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Address after: No. 1, Fuxing Avenue, Shuang Fu new area, Jiangjin District, Chongqing Patentee after: chongqing jiaotong university Address before: 400074 Chongqing Nan'an District University Avenue, No. 66 Patentee before: chongqing jiaotong university |
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