CN109209449A - A kind of cold area's railway tunnel intelligent heat preserving system and its control method - Google Patents
A kind of cold area's railway tunnel intelligent heat preserving system and its control method Download PDFInfo
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- CN109209449A CN109209449A CN201811183698.XA CN201811183698A CN109209449A CN 109209449 A CN109209449 A CN 109209449A CN 201811183698 A CN201811183698 A CN 201811183698A CN 109209449 A CN109209449 A CN 109209449A
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 76
- 238000009413 insulation Methods 0.000 claims abstract description 34
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 32
- 239000004917 carbon fiber Substances 0.000 claims abstract description 32
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000004458 analytical method Methods 0.000 claims abstract description 23
- 238000012545 processing Methods 0.000 claims abstract description 16
- 239000013589 supplement Substances 0.000 claims abstract description 15
- 238000004321 preservation Methods 0.000 claims abstract description 4
- 230000008054 signal transmission Effects 0.000 claims description 14
- 238000012544 monitoring process Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 4
- 238000010248 power generation Methods 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 abstract 5
- 239000011229 interlayer Substances 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 11
- 229910052782 aluminium Inorganic materials 0.000 description 11
- 239000004411 aluminium Substances 0.000 description 11
- 230000009746 freeze damage Effects 0.000 description 8
- 238000007710 freezing Methods 0.000 description 7
- 230000008014 freezing Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000010257 thawing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002679 ablation Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002595 cold damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Wind Motors (AREA)
Abstract
The present invention discloses a kind of cold area's railway tunnel intelligent heat preserving system and its control method, and the system comprises energy resource system, intelligence control system and insulating layer heating system, energy resource system includes wind and solar hybrid generating system and industrial electric energy supplement；Insulating layer heating system includes insulating layer and carbon fiber heating film, temperature inductor, and carbon fiber heating film is layed in once lining and heat preservation interlayer, and temperature inductor is located at every piece of insulating layer and secondary lining middle position；Intelligence control system includes central processing unit, temperature signal analysis module, heat-insulation system heating module, energy monitor module；Carbon fiber heating film is laid on every piece of insulating layer, the temperature value that temperature signal analysis module collects secondary lining feeds back to heat-insulation system heating module, when temperature reaches predetermined value, starts corresponding carbon fiber heating film and heated.Have many advantages, such as simple structure, easy for construction, automatic control, energy conservation and environmental protection and do not destroy tunnel lining structure, there is good application value.
Description
Technical field
The invention belongs to tunnel in cold area fields, and in particular to a kind of cold area's railway tunnel intelligent heat preserving system and its controlling party
Method.
Background technique
The greatest problem that tunnel in cold area faces is freezing damage in tunnel, and China puts into the expense of tunnel in cold area freeze injury improvement in recent years
With being continuously increased, nonetheless, still there are many tunnels to endure freeze injury puzzlement to the fullest extent, or even discarded, tunnel in cold area freezing prevention just becomes
The important subject on tunnel circle.The main reason for tunnel in cold area freeze injury occurs is freeze thawing and frost heave: freeze thawing refers to frozen enclose
Rock because in tunnel temperature increase occur ablation cause self to reduce, a kind of freeze injury for making lining cutting stress field change
Phenomenon；Frost heave then refers to that stress variation caused by water freezing expansion and structure are destroyed in lining cutting and wall-rock crack, united according to 2014
Meter, China's 11516 railway tunnel in all fronts, the tunnel number that freeze injury occurs is 5990, accounts for the 52.4% of tunnel sum, wherein
2937 generation serious cold damages account for the 25.5% of tunnel sum.These freeze injuries both did great damage to tunnel structure, while
Major safety risks are buried safely to railway operation.
Currently, various countries, which keep the temperature freeze proof research work in Layers In Cold-area Tunnels lining cutting, is concentrated mainly on two aspect progress:
(1) basic theory Journal of Sex Research works.Particularly directed to tunnel surrounding Freeze-thawing Characteristics, the depth of freezing, tunnel surrounding is mixed
The thermal property of solidifying soil tunnel-liner and heat preserving and insulating material, the structure type design and engineering ground weather of tunnel-liner,
The influence of the conditions such as the hydrology is studied.
(2) research work of application technology.On the basis of the work of basic theory Journal of Sex Research, the heat preservation for setting about tunnel is freeze proof
Technical measures develop the heat preserving and insulating material of durability, study Rational Thickness, the setting length, setting form of heat insulation layer
Deng.
Application No. is the Chinese patents of 200910196239.X to disclose a kind of lining heat system used at tunnel portal, including
Warm oneself pipeline, earth source heat pump and heating pipeline, wherein heating pipeline, heating pipeline are embedded in tunnel, and respectively with ground source
Heat pump connection, each self-forming circulation loop.The heat-exchange tube of earth source heat pump is embedded in just lining and two linings by above-mentioned apply for a patent
Between, ground source heat is invested and utilized to earth drilling needed for substituting traditional ground source heat pump imbedded pipe though having and saving part primary construction
The advantages of energy-saving effect of pump.But its technical requirements is high, is not suitable for all tunnels, can not eradicate the hair of all freezing damage in tunnel
It is raw；Application No. is the patents of CN201510160911.5 to disclose a kind of tunnel in cold area anti-freezing and heat-insulating system and anti-freezing and heat-insulating construction
Method, including the fixed device of aluminium film, lightweight aggregate thermal insulation concrete, steel corrugated plating, drainage arrangement, aluminium film and heating device；Aluminium film
It is whole arched；Aluminium film is fixed on secondary lining by the fixed device of aluminium film；Gap is provided between aluminium film and secondary lining；
The bottom that gap is formed by between aluminium film and secondary lining is connected with the drainage arrangement with birdsmouth；Aluminium film and secondary lining
Between be provided with gap width be less than or equal to drainage arrangement birdsmouth width；Steel ripple is provided on the inside of aluminium film
Plate；Lightweight aggregate thermal insulation concrete is filled between steel corrugated plating and aluminium film；Heating device is embedded between steel corrugated plating and aluminium film
Lightweight aggregate thermal insulation concrete in.But its structure is complicated, and cost is excessively high, can not widespread adoption, and be easily destroyed original
Tunnel structure.
Summary of the invention
In response to the problems existing in the prior art, the purpose of the present invention is to provide a kind of cold area's railway tunnel intelligent heat preserving systems
And its control method, make full use of northwest or the Northeast's wind energy and solar energy natural resources, while carbon fiber heating film tree
After rouge gluing is affixed on every piece of insulating layer, using modular heating means, sub-zero secondary lining is reached to temperature and is added
Heat has many advantages, such as accurate heating, energy conservation and environmental protection, easy to maintenance, the generation of the cold area's railway tunnel freeze injury of effectively preventing, for tunnel
Road operation provides safety guarantee.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of cold area's railway tunnel intelligent heat preserving system, including energy resource system, intelligence control system and insulating layer heating system
System, intelligence control system control energy resource system and insulating layer heating system；
The energy resource system includes wind and solar hybrid generating system and industrial electric energy supplement；
The insulating layer heating system includes insulating layer and carbon fiber heating film, temperature inductor, the carbon fiber heating
Film is layed between once lining and insulating layer, and the temperature inductor is set to every piece of insulating layer and secondary lining interposition
It sets；
The intelligence control system includes central processing unit, temperature signal analysis module, heat-insulation system heating module, electric energy
Monitoring modular；The temperature signal analysis module is used to receive the temperature value of analysis secondary lining, the heat-insulation system heated mould
Block is used to control the heating work state of each carbon fiber heating film, and the energy monitor module is for monitoring and analyzing wind light mutual complementing
The voltage value of electricity generation system.
Further, the temperature signal analysis module includes temperature signal transmission module, and the temperature signal transmits mould
Block is used to temperature signal being transferred to the heat-insulation system heating module.
Further, the energy monitor module includes voltage value signal transmission module, and the voltage value signal transmits mould
Block is used to the voltage value of wind and solar hybrid generating system being transferred to the central processing unit.
Further, after the carbon fiber heating film is pasted on every piece of insulating layer with resin glue.
Further, the wind and solar hybrid generating system is by the battery wind-power electricity generation group that is set to outside tunnel of storage and too
Positive energy generating set electric energy is powered when wind and solar hybrid generating system is unable to satisfy total system power supply by the industrial electric energy supplement,
Industrial electric energy supplement includes the electric energy of waterpower or heat power station.
Further, the insulating layer uses hard polyaminoester insulation board, and the two sides of the hard polyaminoester insulation board
It is fixed with EVA splash guard, secondary lining is kept the temperature using hard polyaminoester insulation board good thermal insulation.
A kind of control method of cold area's railway tunnel intelligent heat preserving system the following steps are included:
A, temperature collection signal: temperature inductor measures the temperature value of secondary lining, and temperature value is fed back to the temperature
Spend signal analysis module；
B, temperature signal is analyzed: after the temperature value and preset temperature value are carried out analysis comparison by temperature signal analysis module
Temperature signal is transferred to the heat-insulation system heating module by temperature signal transmission module；
C, control operation: when temperature is lower than zero degree, heat-insulation system heating module controls corresponding position carbon fiber heating film
Be actuated for heating operation；When temperature is higher than the threshold value of setting, heat-insulation system heating module controls the carbon fiber of corresponding position
It ties up heating film and stops heating.
D, it the voltage value of energy monitor module monitors wind and solar hybrid generating system and is compared with the threshold voltage of setting,
Voltage value signal is transferred to central processing unit by voltage value signal transmission module, when voltage value is lower than the work of heat preserving and supplying system
When threshold voltage, central processing unit starts industrial electric energy supplement power supply, when voltage value reaches the operating voltage of heat preserving and supplying system
When threshold values, central processing unit cuts off industrial electric energy supplement power supply.
Compared with prior art, the beneficial effects of the present invention are:
By being laid with carbon fiber heating film on every piece of insulating layer, secondary lining is collected by temperature signal analysis module
Temperature value feeds back to heat-insulation system heating module, when temperature reaches predetermined value, starts corresponding carbon fiber heating film and is added
Heat.The present invention has many advantages, such as simple structure, easy for construction, automatic control, energy conservation and environmental protection and does not destroy tunnel lining structure, has
There is good application value.
Detailed description of the invention
Fig. 1 is system block diagram of the invention；
Fig. 2 is that carbon fiber heating film of the invention arranges oblique section perspective view；
Fig. 3 is the amplification master drawing of carbon fiber heating film arrangement in Fig. 2；
Fig. 4 is the plan view schematic diagram that temperature inductor and carbon fiber heating film are laid on insulating layer；
In figure: 1, temperature inductor；2, carbon fiber heating film；3, insulating layer；4, once lining；5, secondary lining；6, tunnel
Road country rock.
Specific embodiment
Below in conjunction with the attached drawing in the present invention, technical solution of the present invention is clearly and completely described, it is clear that
Described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, those of ordinary skill in the art's all other embodiment obtained under the conditions of not making creative work belong to
The scope of protection of the invention.
Embodiment 1:
As shown in Figs 1-4, a kind of cold area's railway tunnel intelligent heat preserving system, including energy resource system, intelligence control system and
Insulating layer heating system, intelligence control system control energy resource system and insulating layer heating system；
The energy resource system includes wind and solar hybrid generating system and industrial electric energy supplement；
The insulating layer heating system includes insulating layer 3 and carbon fiber heating film 2, temperature inductor 1, and the carbon fiber adds
Hotting mask paving 2 is set between once lining 4 and insulating layer 3, and the temperature inductor 1 is set to every piece of insulating layer 3 and secondary lining 5
Middle position；
The intelligence control system includes central processing unit, temperature signal analysis module, heat-insulation system heating module, electric energy
Monitoring modular；The temperature signal analysis module is used to receive the temperature value of analysis secondary lining 5, the heat-insulation system heated mould
Block is used to control the heating work state of each carbon fiber heating film 2, and the energy monitor module is honourable mutual for monitoring and analyzing
The voltage value of electric system is reissued, one end of once lining 4 is tunnel surrounding 6 in figure, and the temperature preset value in the present invention is according to reality
Depending on the tunnel perimeter environment of border.
Further, the temperature signal analysis module includes temperature signal transmission module, and the temperature signal transmits mould
Block is used to temperature signal being transferred to the heat-insulation system heating module.
Further, the energy monitor module includes voltage value signal transmission module, and the voltage value signal transmits mould
Block is used to the voltage value of wind and solar hybrid generating system being transferred to the central processing unit.
Further, after the carbon fiber heating film 2 is pasted on every piece of insulating layer 3 with resin glue.
Further, the wind and solar hybrid generating system is by the battery wind-power electricity generation group that is set to outside tunnel of storage and too
Positive energy generating set electric energy is powered when wind and solar hybrid generating system is unable to satisfy total system power supply by the industrial electric energy supplement,
Industrial electric energy supplement includes the electric energy of waterpower or heat power station.
Further, the insulating layer 3 uses hard polyaminoester insulation board, and the two sides of the hard polyaminoester insulation board
It is fixed with EVA splash guard, secondary lining is kept the temperature using hard polyaminoester insulation board good thermal insulation.
A kind of control method of cold area's railway tunnel intelligent heat preserving system the following steps are included:
A, temperature collection signal: temperature inductor 1 measures the temperature value of secondary lining 5, and temperature value is fed back to described
Temperature signal analysis module；
B, temperature signal is analyzed: after the temperature value and preset temperature value are carried out analysis comparison by temperature signal analysis module
Temperature signal is transferred to the heat-insulation system heating module by temperature signal transmission module；
C, control operation: when temperature is lower than zero degree, heat-insulation system heating module controls corresponding position carbon fiber heating film 2
Be actuated for heating operation；When temperature is higher than the threshold value of setting, heat-insulation system heating module controls the carbon fiber of corresponding position
It ties up heating film 2 and stops heating.
D, it the voltage value of energy monitor module monitors wind and solar hybrid generating system and is compared with the threshold voltage of setting,
Voltage value signal is transferred to central processing unit by voltage value signal transmission module, when voltage value is lower than the work of heat preserving and supplying system
When threshold voltage, central processing unit starts industrial electric energy supplement power supply, when voltage value reaches the operating voltage of heat preserving and supplying system
When threshold values, central processing unit cuts off industrial electric energy supplement power supply.
The installation method of tunnel in cold area intelligent heat preserving system in the present invention is as follows:
1, according to the environmental condition of tunnel their location, wind light mutual complementing power generation is arranged in the region of wind energy and solar energy abundance
System, and generating set and photovoltaic module are configured according to 2 total power consumption of carbon fiber heating film.
2, according to 3 size of insulating layer, mounting means is as shown in Figures 2 and 3, the high-incidence region of freeze injury in tunnel face, customizes phase
It is pasted on insulating layer 3 with size carbon fiber heating film 2 with resin glue.
3, as shown in figure 4, installing temperature inductor 1 in the middle position of every piece of insulating layer 3 and secondary lining 5.
4, by the one-to-one carbon fiber heating film and the single entirety of the conduct of temperature inductor 1 on every piece of insulating layer 3, often
Intelligence control system is connected to by the way of in parallel between a entirety.
5, the installation and debugging of the various parts are completed.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of cold area's railway tunnel intelligent heat preserving system, which is characterized in that including energy resource system, intelligence control system and heat preservation
Layer heating system, intelligence control system control energy resource system and insulating layer heating system；
The energy resource system includes wind and solar hybrid generating system and industrial electric energy supplement；
The insulating layer heating system includes insulating layer and carbon fiber heating film, temperature inductor, the carbon fiber heating film paving
Between once lining and insulating layer, the temperature inductor is set to every piece of insulating layer and secondary lining middle position；
The intelligence control system includes central processing unit, temperature signal analysis module, heat-insulation system heating module, energy monitor
Module；The temperature signal analysis module is used to receive the temperature value of analysis secondary lining, and the heat-insulation system heating module is used
In the heating work state for controlling each carbon fiber heating film, the energy monitor module is for monitoring and analyzing wind light mutual complementing power generation
The voltage value of system.
2. a kind of cold area's railway tunnel intelligent heat preserving system as described in claim 1, which is characterized in that the temperature signal point
Analysing module includes temperature signal transmission module, and the temperature signal transmission module, which is used to for temperature signal to be transferred to the heat preservation, is
System heating module.
3. a kind of cold area's railway tunnel intelligent heat preserving system as described in claim 1, which is characterized in that the energy monitor mould
Block includes voltage value signal transmission module, and the voltage value signal transmission module is used for the voltage value of wind and solar hybrid generating system
It is transferred to the central processing unit.
4. a kind of cold area's railway tunnel intelligent heat preserving system as described in claim 1, which is characterized in that the carbon fiber heating
After film is pasted on every piece of insulating layer with resin glue.
5. a kind of cold area's railway tunnel intelligent heat preserving system as described in claim 1, which is characterized in that the wind light mutual complementing hair
Electric system stores the wind-power electricity generation group being set to outside tunnel and solar power generation group electric energy by battery, when wind light mutual complementing power generation system
When system is unable to satisfy total system power supply, powered by the industrial electric energy supplement.
6. a kind of cold area's railway tunnel intelligent heat preserving system as described in claim 1, which is characterized in that the insulating layer uses
Hard polyaminoester insulation board, and the two sides of the hard polyaminoester insulation board are fixed with EVA splash guard.
7. a kind of control method of cold area's railway tunnel intelligent heat preserving system as claimed in any one of claims 1 to 6, feature
It is, comprising the following steps:
A, temperature collection signal: temperature inductor measures the temperature value of secondary lining, and temperature value is fed back to the temperature and is believed
Number analysis module；
B, temperature signal is analyzed: temperature signal analysis module will be warm after the temperature value is carried out analysis comparison with preset temperature value
It spends signal and the heat-insulation system heating module is transferred to by temperature signal transmission module；
C, control operation: when temperature is lower than zero degree, heat-insulation system heating module control corresponding position carbon fiber heating film is opened
It is dynamic to carry out heating operation；When temperature is higher than the threshold value of setting, the carbon fiber of heat-insulation system heating module control corresponding position adds
Hotting mask stops heating.
D, it the voltage value of energy monitor module monitors wind and solar hybrid generating system and is compared with the threshold voltage of setting, voltage
Voltage value signal is transferred to central processing unit by value signal transmission module, when voltage value is lower than the operating voltage of heat preserving and supplying system
When threshold values, central processing unit starts industrial electric energy supplement power supply, when voltage value reaches the operating voltage threshold values of heat preserving and supplying system
When, central processing unit cuts off industrial electric energy supplement power supply.
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| CN201811183698.XA CN109209449B (en) | 2018-10-11 | 2018-10-11 | Intelligent heat preservation system for railway tunnel in cold region and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811183698.XA CN109209449B (en) | 2018-10-11 | 2018-10-11 | Intelligent heat preservation system for railway tunnel in cold region and control method thereof |
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| CN109209449A true CN109209449A (en) | 2019-01-15 |
| CN109209449B CN109209449B (en) | 2021-03-19 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112502747A (en) * | 2020-09-30 | 2021-03-16 | 同济大学 | Tunnel anti-freezing and warm-keeping device and method based on wind energy heating and application |
| CN113027482A (en) * | 2021-04-13 | 2021-06-25 | 西安科技大学 | Cold region tunnel anti-fusion multipoint intelligent control system based on phase change cold accumulation and installation method |
| CN113374526A (en) * | 2021-06-16 | 2021-09-10 | 宁波大学 | Positive accumulated temperature ventilation regulating and controlling device and method for cold region tunnel drainage system |
| CN113417695A (en) * | 2021-06-16 | 2021-09-21 | 宁波大学 | Positive accumulated temperature ventilation regulating and controlling device and method for cold region tunnel off-wall type heat insulation structure |
| CN113482672A (en) * | 2021-07-22 | 2021-10-08 | 中国路桥工程有限责任公司 | Cold region tunnel anti-freezing heat-insulating layer and heat-insulating system based on heat-insulating layer |
| CN113847068A (en) * | 2021-10-22 | 2021-12-28 | 中国建筑第八工程局有限公司 | Tunnel lining self-adaptation intelligence insulation construction |
| CN114382536A (en) * | 2021-12-17 | 2022-04-22 | 河北省高速公路延崇管理中心 | Traffic wind power generation heat supply anti-freezing system for tunnel drain pipe in cold region |
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| CN113374526A (en) * | 2021-06-16 | 2021-09-10 | 宁波大学 | Positive accumulated temperature ventilation regulating and controlling device and method for cold region tunnel drainage system |
| CN113417695A (en) * | 2021-06-16 | 2021-09-21 | 宁波大学 | Positive accumulated temperature ventilation regulating and controlling device and method for cold region tunnel off-wall type heat insulation structure |
| CN113417695B (en) * | 2021-06-16 | 2022-09-20 | 宁波大学 | Positive accumulated temperature ventilation regulating and controlling device and method for cold region tunnel off-wall type heat insulation structure |
| CN113482672A (en) * | 2021-07-22 | 2021-10-08 | 中国路桥工程有限责任公司 | Cold region tunnel anti-freezing heat-insulating layer and heat-insulating system based on heat-insulating layer |
| CN113482672B (en) * | 2021-07-22 | 2024-03-12 | 中国路桥工程有限责任公司 | Cold region tunnel anti-freezing heat preservation and heat preservation system based on heat preservation |
| CN113847068A (en) * | 2021-10-22 | 2021-12-28 | 中国建筑第八工程局有限公司 | Tunnel lining self-adaptation intelligence insulation construction |
| CN114382536A (en) * | 2021-12-17 | 2022-04-22 | 河北省高速公路延崇管理中心 | Traffic wind power generation heat supply anti-freezing system for tunnel drain pipe in cold region |
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Application publication date: 20190115 Assignee: Anhui Shengyan Construction Engineering Co.,Ltd. Assignor: HUAIYIN INSTITUTE OF TECHNOLOGY Contract record no.: X2022980025816 Denomination of invention: An intelligent thermal insulation system for railway tunnels in cold regions and its control method Granted publication date: 20210319 License type: Common License Record date: 20221212 |