CN105587325B - A kind of anti-icing composite plate in tunnel based on phase-change material - Google Patents
A kind of anti-icing composite plate in tunnel based on phase-change material Download PDFInfo
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- CN105587325B CN105587325B CN201410561820.8A CN201410561820A CN105587325B CN 105587325 B CN105587325 B CN 105587325B CN 201410561820 A CN201410561820 A CN 201410561820A CN 105587325 B CN105587325 B CN 105587325B
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- phase
- change material
- heat accumulation
- icing
- waterproof layer
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Abstract
The invention discloses a kind of anti-icing composite plates in the tunnel based on phase-change material comprising outer housing, insulating layer, phase-change material heat accumulation module, waterproof layer, flow deflector, connecting terminal.The heat of the phase-change material heat accumulation module storage is discharged by waterproof layer and flow deflector to realize anti-icing ice-melt.When phase-change material temperature is less than critical-temperature T, carbon fiber heating cable opens heating mode, and generation heat, which is directly delivered in phase-change material, realizes phase-change thermal storage.Composite phase-change material is combined by the anti-icing composite plate in tunnel of the present invention with carbon fiber heating cable, is realized intermittent-heating heat accumulation ice-melt mode, is reduced initial cost and operating cost, improve anti-icing efficiency.Meanwhile being combined with integration phase-change material heat accumulation module, waterproof layer, heat preservation module, system control module, simplied system structure, make easy for installation, raising safety.
Description
Technical field
The present invention relates to a kind of anti-icing composite plate in tunnel, the anti-icing composite plate in especially a kind of tunnel based on phase-change material.
Background technology
Tunnel icing is cold district（Most cold monthly mean temperature -50oC~-150oC）The severe cold area and（-15oC or less）'s
Flow and country rock ponding freeze in tunnel, cause tunnel arch to hang ice, abutment wall freezes, cable hanging equipment ice in hole, country rock frost heave,
Lining cutting spalling, tunnel ice piton, circuit have frozen, and influence the safe operation of train and the normal use of building, seriously can also go out
Existing traffic accident.Therefore, using the anti-icing technology in rational tunnel to reduce driving hidden danger, avoid occur traffic accident to close weight
It wants.
It is also a common problem that tunnel, which freezes in the world, currently, there is following several Treatment process both at home and abroad：Japanese red
Outside line heating device, U.S.'s hot air door isolating device, draining heat preservation leak stopping, heating board ice-melt etc..Infrared heating, hot air door every
Although from device, draining heat preservation leak stopping, the methods of effect it is good, it is long in time limit, investment is big, installation is complicated, do not meet China's national situation；
Heating board ice-melt small investment, but effect is general.
Invention content
For existing anti-icing technical deficiency, the technical problem to be solved in the present invention is to provide a kind of compact-sized, installation sides
Just, efficient ice-melt, safe and reliable, investment is small and can realize that a kind of tunnel of indirectly heat-heat accumulation-ice-melt control is anti-icing compound
Plate.
For overcome the deficiencies in the prior art, the technical solution adopted by the present invention is：A kind of tunnel based on phase-change material
Anti-icing composite plate, is made of six parts, be respectively outer housing, insulating layer, phase-change material heat accumulation module, waterproof layer, flow deflector,
Connecting terminal.The outer housing is rectangular box structure, top-open with put into successively insulating layer, phase-change material heat accumulation module,
Each component of waterproof layer, flow deflector；Both sides are equipped with connecting terminal fitting groove, to put connecting terminal into.It is provided with above the insulating layer
Rectangular recess, to put phase-change material heat accumulation module into.
In the present solution, the heat preservation is placed in the opening of outer housing, and it is in close contact by adhesives and outer housing,
The phase-change material heat accumulation module is placed in the rectangular recess of insulating layer, and is in close contact by adhesives and insulating layer, institute
It states phase-change material heat accumulation module to be in close contact with waterproof layer, the flow deflector is in close contact by adhesives and waterproof layer, institute
It states connecting terminal to be placed in the connecting terminal fitting groove of outer housing, and is closely connect with outer housing by screw.
In the present solution, the phase-change material heat accumulation module is by the first phase-change material plate, the second phase-change material plate and carbon fiber
Dimension heating cable composition.It is provided with conduit above the first phase-change material plate, is closely bonded with waterproof layer, drain tank is used as,
The water come from flow deflector drainage is collected into water conservancy diversion to from hydrophobic.It is provided with groove above the second phase-change material plate, conduit is big
It is small strictly to be matched with carbon fiber heating cable size.The first phase-change material plate and the second phase-change material plate are in close contact, carbon
Fiber heating cable is placed in the groove between the first phase-change material plate and the second phase-change material plate.
In the present solution, the conduit that the first phase-change material plate is provided with above, closely bonds with waterproof layer, it is used as hydrophobic
The water come from flow deflector drainage is collected water conservancy diversion to from hydrophobic by slot.
In the present solution, the first phase-change material plate and the second phase-change material intralamellar part are put into copper mesh as mechanics skeleton,
And the capacity of heat transmission of reinforcing material, effectively absorb and store the heat of carbon fiber heating cable generation.
In the present solution, the waterproof layer is a kind of good waterproof roll of the heat conductivility with cementability, directly with phase
Become material heat accumulation module to closely bond, the cementability and good thermal conductivity itself having avoid that additional bonding material is added
Material reduces heat transfer internal resistance, improves heat transfer efficiency.
In the present solution, the flow deflector heat conductivility is good, directly closely glued with waterproof layer by heat-conducting type adhesives
It connects.Multiple round boss are set on flow deflector, and the water of composite plate and tunnel wall surface flows into first by the clearance channel between boss
The conduit opened up on phase-change material plate plays the role of drainage and is oriented to.
A kind of anti-icing composite plate in tunnel based on phase-change material of the present invention uses phase-change material and carbon fiber heating cable
As heat accumulation, the medium of heat release ice-melt and low-temperature heat, operation principle is as follows：In severe cold area, at environment temperature
In 0oC hereinafter, therefore anti-icing ice-melt need a large amount of heat；And phase-change material can store amount of heat, heat passes through waterproof
Layer and flow deflector release are to realize anti-icing ice-melt.When phase-change material heat is close to when release completely, carbon fiber heating cable is opened
Heating mode, heat, which is directly delivered in phase-change material, realizes phase-change thermal storage.
The beneficial effects of the invention are as follows：Composite phase-change material effectively stores and disperses heat, is then transmitted by waterproof layer
Heat realizes anti-icing ice-melt, and the process safety is reliable, and service life is long and compact-sized.First, one kind of the invention is based on phase
Become the anti-icing composite plate in tunnel of material using composite phase-change material and carbon fiber heating cable as medium, composite phase-change material effectively stores up
Heat is deposited and disperseed, keeps anti-icing ice-melt uniform, avoids heating cable from working long hours, reduces operating cost, improves heating cable
Service life.Secondly, carbon fiber heating cable is up to 99% or more conversion efficiency of thermoelectric and provides guarantee for the efficient ice-melt of composite plate.
When phase-change material is in heat accumulation ice-melt state, carbon fiber heating cable is in suspend mode, when phase-change material is less than critical-temperature T
When, carbon fiber heating cable is in heating mode, and high-efficiency heating phase-change material is realized intermittent-heating-heat accumulation-ice-melt mode, made
The composite plate structure is compact, efficient ice-melt.Again, a kind of anti-icing composite plate in tunnel based on phase-change material of the invention uses phase
Become material heat accumulation and the efficient conversion efficiency of thermoelectric of carbon fiber, is anti-icing in the tunnel of one in conjunction with waterproof module, heat preservation module
Composite plate realizes easy for installation, efficient ice-melt, simple in structure, to reduce initial cost cost and operating cost.
Description of the drawings
The installation diagram of the anti-icing composite plate in tunnels of the Fig. 1 based on phase-change material.
The structure chart of the anti-icing composite plate in tunnels of the Fig. 2 based on phase-change material.
The sectional view of the anti-icing composite plate in tunnels of the Fig. 3 based on phase-change material.
The structure chart of Fig. 4 phase-change material heat accumulation modules.
The sectional view of Fig. 5 phase-change material heat accumulation modules.
The vertical view of the anti-icing composite plate in tunnels of the Fig. 6 based on phase-change material.
Fig. 7 is based on the anti-icing composite plate tunnel in phase-change material tunnel and installs the hydrophobic schematic diagram of ice-melt.
Specific implementation mode
Embodiments of the present invention are specifically described below.
As shown in Figure 1, Figure 2 and Figure 3, the anti-icing composite plate in the tunnel of the present invention based on phase-change material is by six part groups
At being outer housing 11, insulating layer 12, phase-change material heat accumulation module 13, waterproof layer 14, flow deflector 15, connecting terminal 16 respectively.Institute
It is rectangular box structure to state outer housing 11, and top-open 111 to put insulating layer 12 into, phase-change material heat accumulation module 13, prevent successively
Water layer 14,15 each component of flow deflector；11 both sides of outer housing are equipped with connecting terminal fitting groove 112, to put connecting terminal 16 into.It is described
Insulating layer 12 is provided with rectangular recess 121 above, to put phase-change material heat accumulation module 13 into.
In the present embodiment, such as Fig. 2, the insulating layer 12 is placed in the opening 121 of outer housing 11, and passes through adhesives 21
It is in close contact with outer housing 11, the phase-change material heat accumulation module 13 is placed in the rectangular recess 121 of insulating layer 12, and by viscous
Material 22 is connect to be in close contact with insulating layer 12.The phase-change material heat accumulation module 13 is in close contact with waterproof layer 14, the water conservancy diversion
Piece 15 is in close contact by adhesives 23 and waterproof layer 14, and the connecting terminal 16 is placed in the connecting terminal assembly of outer housing 11
In slot 112, and pass through screw（It is not shown in figure）It is closely connect with outer housing 11.
As shown in Figure 4 and Figure 5, the phase-change material heat accumulation module 13 is by the first phase-change material plate 131, the second phase transformation material
Flitch 132 and carbon fiber heating cable 133 form, and the first phase-change material plate 131 closely connects with the second phase-change material plate 132
It touches.Second phase-change material plate 132 is provided with groove 1321, and carbon fiber heating cable 133 is placed therein, groove 1321 and heating
Cable 133 is fitted close.
As shown in Figure 4 and Figure 6, the conduit 1311 that the first phase-change material plate 131 is provided with above is tight with waterproof layer 14
Close bonding is used as drain tank, and the water come from the drainage of flow deflector 15 is collected water conservancy diversion to from hydrophobic.
As shown in figure 5, being put into 134 conduct of copper mesh inside the first phase-change material plate 131 and the second phase-change material plate 132
Mechanics skeleton, and the capacity of heat transmission of reinforcing material effectively absorb and store the heat of the generation of carbon fiber heating cable 133.
In the present embodiment, as shown in figure 4, the volume of the first phase-change material plate 131 and the second phase-change material plate 132 and
The length of carbon fiber heating cable 133 carries out rational according to the demand for carrying out anti-icing ice-melt institute calorific requirement at a temperature of varying environment
Increase and decrease.
As shown in Fig. 2, the waterproof layer 14 is that have the good waterproof roll of the heat conductivility of cementability, directly and phase transformation
Material heat accumulation module 13 closely bonds, and the cementability and good thermal conductivity itself having avoid that additional bonding material is added
Material reduces heat transfer internal resistance, improves heat transfer efficiency.
As shown in Figure 3 and Figure 7, multiple round boss 151, composite plate and tunnel wall surface 31 are set on the flow deflector 15
Water flows into the conduit 1311 opened up on the first phase-change material plate 131 by the clearance channel 152 between boss, plays what drainage was oriented to
Effect.
In the present embodiment, the operation principle of the phase-change material composite plate is as follows：Phase-change material heat accumulation module 13 is in and puts
When hot ice-melt state, carbon fiber heating cable 133 is in a dormant state；When phase-change material temperature is less than critical-temperature T, carbon fiber
Dimension heating cable 133 is in heating mode, directly transfers heat in composite phase-change material and stores, and realizes efficient heat
Electricity conversion.
The structure feature of this phase-change material composite plate in summary, whole advantageous effect of the invention are：By compound
Phase-change material effectively stores and uniformly releases heat, realizes efficiently anti-icing ice-melt.Secondly, the anti-icing composite plate in tunnel uses phase transformation material
Material heat accumulation module 13, carbon fiber heating cable 133, waterproof layer 14 and insulating layer 12 are combined, and realize integrative installation technology, are made just
Investment reduces, and simplied system structure makes easy for installation.Meanwhile phase-change material heat accumulation module 13 realizes that intermittent-heating-heat accumulation-melts
The pattern of ice saves system cost, reduces operating cost.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation such as changes the structure or quantity of waterproof layer 14, insulating layer 12, phase-change material heat accumulation module 13, carbon fiber heating cable 133
Length can be selected according to the demand of the heat needed for specific power or quantity of heat production, anti-icing ice-melt, it is other it is any not
Changes, modifications, substitutions, combinations, simplifications made by under the Spirit Essence of the present invention and principle, should be equivalent displacement side
Formula and technical solution, are included within the scope of the present invention.
Claims (4)
1. a kind of anti-icing composite plate in tunnel based on phase-change material, it is characterised in that：Respectively by outer housing, insulating layer, phase transformation material
Expect heat accumulation module, waterproof layer, flow deflector, six part of connecting terminal composition；
Wherein, the heat preservation is placed in the opening of outer housing, and is in close contact by adhesives and outer housing, the phase transformation
Material heat accumulation module is placed in the rectangular recess of insulating layer, and is in close contact by adhesives and insulating layer, the phase transformation material
Expect that heat accumulation module is in close contact with waterproof layer, the flow deflector is in close contact by adhesives and waterproof layer, the terminals
Son is placed in the connecting terminal fitting groove of outer housing, and is closely connect with outer housing by screw；
The phase-change material heat accumulation module by the first phase-change material plate and the second phase-change material board group at；Wherein the first phase-change material
The wall surface that plate is contacted with waterproof layer is equipped with conduit, is used for drainage；Conduit is equipped with above second phase-change material plate, conduit is big
It is small to be fitted close with carbon fiber heating cable.
2. the anti-icing composite plate in a kind of tunnel based on phase-change material according to claim 1, it is characterised in that：The outer housing
It is a rectangular box structure, top-open is each to put insulating layer, phase-change material heat accumulation module, waterproof layer, flow deflector into successively
Component.
3. the anti-icing composite plate in a kind of tunnel based on phase-change material according to claim 1, it is characterised in that：The insulating layer
It is provided with rectangular recess above, to put phase-change material heat accumulation module into.
4. the anti-icing composite plate in a kind of tunnel based on phase-change material according to claim 1, it is characterised in that：The flow deflector
The drainage of the water of composite plate and tunnel wall surface is directed to the first phase transformation material by the upper multiple boss of setting by the clearance channel between boss
In the conduit opened up on flitch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561820.8A CN105587325B (en) | 2014-10-22 | 2014-10-22 | A kind of anti-icing composite plate in tunnel based on phase-change material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561820.8A CN105587325B (en) | 2014-10-22 | 2014-10-22 | A kind of anti-icing composite plate in tunnel based on phase-change material |
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| Publication Number | Publication Date |
|---|---|
| CN105587325A CN105587325A (en) | 2016-05-18 |
| CN105587325B true CN105587325B (en) | 2018-08-14 |
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| CN201410561820.8A Expired - Fee Related CN105587325B (en) | 2014-10-22 | 2014-10-22 | A kind of anti-icing composite plate in tunnel based on phase-change material |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863685B (en) * | 2016-06-12 | 2017-11-28 | 东南大学 | Tunnel anti-freezing and heat-insulating structure and construction and operation method based on phase-changing and temperature-regulating plate |
| CN106089263B (en) * | 2016-06-12 | 2018-02-02 | 东南大学 | Tunnel anti-freezing and heat-insulating structure and construction and operation method based on phase-changing and temperature-regulating gunite concrete |
| CN106089264B (en) * | 2016-06-12 | 2018-02-02 | 东南大学 | Tunnel anti-freezing and heat-insulating structure and construction and operation method based on phase-changing and temperature-regulating concrete |
| CN109723488A (en) * | 2019-03-05 | 2019-05-07 | 重庆大学 | Utilize the gas pumping method and extraction system of phase-change material auxiliary liquid nitrogen fracturing |
| CN110985067A (en) * | 2019-11-21 | 2020-04-10 | 山东大学 | Water-blocking, anti-freezing and heat-insulating integrated facility for cold region tunnel and construction method |
| CN111594907A (en) * | 2020-04-22 | 2020-08-28 | 西安交通大学 | Novel room heater based on paraffin phase transition heat transfer |
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| JPS549428A (en) * | 1977-06-23 | 1979-01-24 | Mitsubishi Electric Corp | Device for melting ice and snow |
| WO1987004756A1 (en) * | 1986-02-11 | 1987-08-13 | Bergab-Berggeologiska Undersökningar Ab | System for the insulation of mining installations and a method for implementing the system |
| CN102003594A (en) * | 2009-12-25 | 2011-04-06 | 大庆石油学院 | Phase-change temperature control device for electrically heated pipes |
| CN202787069U (en) * | 2012-05-22 | 2013-03-13 | 湖南省交通科学研究院 | Bridge deck anti-icer based on phase change energy storage material |
| CN103046440A (en) * | 2012-12-19 | 2013-04-17 | 川铁电气（天津）集团有限公司 | Intelligent railway tunnel ice melting device |
| CN203128955U (en) * | 2013-03-24 | 2013-08-14 | 西安铁路局科学技术研究所 | Deicing device for electrified railway tunnel |
| CN203441530U (en) * | 2013-08-22 | 2014-02-19 | 久盛电气股份有限公司 | Tunnel top ice melting system |
| CN204312131U (en) * | 2014-10-22 | 2015-05-06 | 广东工业大学 | The anti-icing composite plate in tunnel based on phase-change material |
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2014
- 2014-10-22 CN CN201410561820.8A patent/CN105587325B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS549428A (en) * | 1977-06-23 | 1979-01-24 | Mitsubishi Electric Corp | Device for melting ice and snow |
| WO1987004756A1 (en) * | 1986-02-11 | 1987-08-13 | Bergab-Berggeologiska Undersökningar Ab | System for the insulation of mining installations and a method for implementing the system |
| CN102003594A (en) * | 2009-12-25 | 2011-04-06 | 大庆石油学院 | Phase-change temperature control device for electrically heated pipes |
| CN202787069U (en) * | 2012-05-22 | 2013-03-13 | 湖南省交通科学研究院 | Bridge deck anti-icer based on phase change energy storage material |
| CN103046440A (en) * | 2012-12-19 | 2013-04-17 | 川铁电气（天津）集团有限公司 | Intelligent railway tunnel ice melting device |
| CN203128955U (en) * | 2013-03-24 | 2013-08-14 | 西安铁路局科学技术研究所 | Deicing device for electrified railway tunnel |
| CN203441530U (en) * | 2013-08-22 | 2014-02-19 | 久盛电气股份有限公司 | Tunnel top ice melting system |
| CN204312131U (en) * | 2014-10-22 | 2015-05-06 | 广东工业大学 | The anti-icing composite plate in tunnel based on phase-change material |
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