WO2013085116A1 - Forme chauffante chauffée par micro-ondes et procédé de construction de structure en béton - Google Patents

Forme chauffante chauffée par micro-ondes et procédé de construction de structure en béton Download PDF

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Publication number
WO2013085116A1
WO2013085116A1 PCT/KR2012/002433 KR2012002433W WO2013085116A1 WO 2013085116 A1 WO2013085116 A1 WO 2013085116A1 KR 2012002433 W KR2012002433 W KR 2012002433W WO 2013085116 A1 WO2013085116 A1 WO 2013085116A1
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WIPO (PCT)
Prior art keywords
concrete
formwork
heat
generated
microwaves
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Application number
PCT/KR2012/002433
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English (en)
Korean (ko)
Inventor
고태훈
황선근
사공명
심원보
Original Assignee
한국철도기술연구원
주식회사 진인
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Priority claimed from KR1020110130016A external-priority patent/KR101271397B1/ko
Priority claimed from KR1020110130015A external-priority patent/KR101272148B1/ko
Priority claimed from KR1020110130017A external-priority patent/KR101274658B1/ko
Priority claimed from KR1020110130013A external-priority patent/KR101289016B1/ko
Priority claimed from KR1020120031331A external-priority patent/KR101322597B1/ko
Priority claimed from KR1020120031340A external-priority patent/KR101279988B1/ko
Application filed by 한국철도기술연구원, 주식회사 진인 filed Critical 한국철도기술연구원
Publication of WO2013085116A1 publication Critical patent/WO2013085116A1/fr

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/70—Feed lines
    • H05B6/701—Feed lines using microwave applicators
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
    • E04G21/06—Solidifying concrete, e.g. by application of vacuum before hardening
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/80—Apparatus for specific applications

Definitions

  • the present invention relates to a heating formwork generated by microwaves and a construction method of a concrete structure using the same, more specifically, bridge foundation structure such as bridges, bridges, building structures such as apartments and buildings, tunnel linings, road concrete structures
  • bridge foundation structure such as bridges, bridges, building structures such as apartments and buildings
  • tunnel linings road concrete structures
  • the initial hydration time of the concrete placed inside the formwork is shortened, and it is possible to cure the concrete even during the low outdoor temperature period during the four seasons. It relates to a heating formwork that can be significantly shortened and a construction method of a concrete structure using the same.
  • a form is a temporary facility used for the period from the manufacture of a concrete structure until the concrete hardens. As it is a temporary facility, it is common to separate and reuse the concrete when curing is completed. Concrete structures may be mass-produced at a factory or manufactured at a construction site according to their type or need, and formwork is necessary to accurately secure the shape and dimensions of concrete structures, whether they are mass-produced or manufactured at a factory.
  • a method of manufacturing a concrete structure using the existing formwork install the formwork in the form of the concrete structure to be manufactured, and install a reinforcing bar assembly therein, and then after the concrete is poured and cured.
  • Curing time is the most important factor in the construction period in the manufacturing process of concrete structures using such formwork.
  • the longer the curing time the longer the construction period, which causes the increase in the construction cost.
  • curing takes a long time, so the construction period becomes longer, resulting in an increase in overall construction costs and difficulty in satisfying delivery deadlines.
  • the method of raising the temperature using the heating wire requires additional electric work because the heating wire must be installed in the formwork, and there is a problem in that a large amount of electricity is consumed since the electricity must be continuously supplied to the heating wire.
  • the heating wire had to be dismantled, but there was a problem that the dismantling work was complicated.
  • a huge amount of oil, gas and electricity are consumed to operate the hot air fan, stove, boiler, etc.
  • Korean Patent No. 10-0886724 discloses a concrete quality even when the temperature or water temperature is low in winter by applying hot air to the space between the curing pipe and the cast-in-place pile. It proposes a method for efficiently proceeding with the construction, but there is a problem that the fuel and power consumption is excessive due to the need to supply hot air.
  • Republic of Korea Patent Registration No. 10-0901397 proposes a technique for curing the properties of the concrete uniformly using the heating wire, and in the Republic of Korea Patent Publication No. 2005-0119483 the electric heating sheet that generates heat by the electrical resistance It is proposed a method to protect concrete from the initial East Sea during the concrete pouring and curing in winter, and to secure the required strength.
  • heat can be generated by heating wire during the construction of the winter tunnel. By controlling the dynamic sea of the cast concrete, it is possible to make curing easier and, therefore, a method for securing the desired initial strength and high quality quality is proposed.
  • the above method is a method that uses a heating wire, the installation of the heating wire is complicated, excessive facility costs, excessive power consumption was limited in the actual field application.
  • Japanese Laid-Open Patent Publication No. 2006-00325292 discloses a method for constructing a building formwork, by which a plurality of formwork insulation panels and a connecting bar longer than the formwork insulation panel width can be easily and easily constructed at low cost. It proposes a method, but it is different from the purpose for concrete construction when the outside temperature is low, such as winter.
  • the construction time can be shortened due to the curing of concrete. It will be possible to shorten the construction period and thus to reduce the construction cost of the concrete structure will be a milestone in the manufacture of concrete structures.
  • the present invention has been developed to solve the above problems, can be attached to the outer panel of the existing steel formwork by heating the surface of the existing steel formwork to transfer heat to the inner concrete to forcibly induce the initial hydration of the concrete
  • the purpose is to provide a fever formwork.
  • the problem to be solved by the present invention is to significantly reduce the power consumption as compared to the conventional method using a heating wire, installation is very simple without the need for a separate heating wire wiring, and to facilitate the initial hydration of concrete and hot air or stove and As it does not require a separate facility using fuels, it is possible to secure economical efficiency by reducing fuel costs and facility costs, and at the same time there is no generation of toxic gases, thus ensuring safety for workers and low carbon and eco-friendly. To provide a high-efficiency heating formwork and construction method of the concrete structure using the same.
  • a waveguide receiving the microwaves from the microwave generator and transferring the microwaves into the housing;
  • the heat generating portion which is transmitted from the waveguide absorbs the microwaves diffusely reflected inside the housing to generate heat and heat the surface of the steel formwork or concrete to be heated by this heat
  • It provides a heat generating form that is generated by the microwave, characterized in that it comprises a.
  • the present invention is the use of heat-generating formwork generated by the microwave according to the present invention, such as bridge foundation structures such as bridges, shifts, precast concrete, building walls and slabs, tunnel concrete lining, mass concrete (mass concrete) Provides a method for constructing concrete structures.
  • the module form heating formwork including the heating part generated by microwave is attached to the existing steel formwork, so no complicated electric wiring work such as heating wire work is needed.
  • the heating formwork according to the present invention can be used in direct contact with or close to the concrete without existing steel formwork, depending on the need or use. This simplifies work and significantly improves workability.
  • the exothermic formwork generated by the microwave according to the present invention reaches a desired temperature even after only a few minutes to several tens of minutes to reach a desired temperature, and the temperature gradually drops thereafter, so that electricity is continuously maintained to maintain a set temperature. Since it does not need to be put in place, the power consumption can be significantly reduced compared to the existing heating method, thereby maximizing energy efficiency.
  • the heating formwork generated by the microwave according to the present invention can be easily changed in accordance with the form of the steel formwork can be used freely in any form of production existing formwork work proceeds, such as indoor production or outdoor production Applicability is excellent.
  • the exothermic formwork generated by the microwave according to the present invention can be applied irrespective of the external temperature, so it is effective to shorten the construction period especially in the case of low outside air temperature such as winter, when concrete curing takes a long time.
  • the heating formwork generated by the microwave according to the present invention is not only effective in promoting curing of concrete produced in an external environment such as a building or a pier, but also used in an internal environment such as building interior walls, building floors, tunnel linings, and the like. It is also effective in thermal insulation curing. Therefore, it is possible to replace the existing lignite stove or hot air fan, so that safety and environmental problems do not occur, and there is no need to consume fuel such as oil or gas, thereby reducing the construction cost, thereby enabling economical construction.
  • the internal temperature is hard to be kept constant and the durability of the concrete tends to be weakened due to the east sea.
  • the construction method according to the present invention is used, the internal temperature is kept constant. It is also effective in securing the quality of concrete such as steel and rigidity.
  • the exothermic formwork according to the present invention can also be applied to the curing of mass concrete, in this case it can prevent or minimize the occurrence of cracks due to the difference between the internal and external hydration heat that was a problem in the existing mass concrete.
  • 1 is a flow chart showing the construction process of a concrete structure in the middle of winter (winter, etc.) using the existing general formwork.
  • Figure 2a is a perspective view showing a heat generating formwork module generated by the microwave according to an embodiment of the present invention.
  • Figure 2b is a side cross-sectional view showing a heat generating formwork module generated by the microwave according to an embodiment of the present invention.
  • FIG. 3 is a perspective view illustrating a heat generating part in which a heat generating material is supported by a non-heat generating material in a heat generating form generated by microwaves according to an embodiment of the present invention.
  • FIGS. 4A and 4B are side and plan views respectively illustrating curing of concrete pier using a heating formwork module generated by microwaves according to an embodiment of the present invention.
  • FIG. 5 is a state diagram illustrating curing precast concrete using a heat generating formwork module generated by microwaves according to an embodiment of the present invention.
  • Figure 6a is a state diagram showing the process of curing the concrete of the outer wall of the building using a heat generating formwork module generated by the microwave according to an embodiment of the present invention.
  • Figure 6b is a state diagram showing a process of curing the floor slab concrete of the building using a heating formwork module generated by microwaves according to an embodiment of the present invention.
  • FIG. 7A and 7B are front and perspective views respectively illustrating a process of curing lining concrete inside a tunnel by using a heat generating formwork module generated by microwaves according to an embodiment of the present invention.
  • FIG. 1 is a flow chart showing the construction process of a concrete structure in the middle of winter (winter, etc.) using the existing general formwork.
  • the conventional method after manufacturing and installing the formwork, placing and compacting the concrete inside, blocking the outside air with the insulation sheet, curing the insulation and the rapid heat using heating wire or hot air fan, and then dismantle the form when the required strength for dismantling the form is confirmed. The healing process was carried out.
  • the heating wire the heating wire wiring work is complicated, the field applicability is inferior, and the heating device such as a hot air heater has a problem of excessive fuel consumption.
  • FIG. 2A is a perspective view illustrating a heat generating formwork module generated by microwaves according to an embodiment of the present invention
  • FIG. 2B is a cross-sectional view thereof.
  • the heating dies generated by the microwave according to the present invention includes a microwave generator 15; A waveguide 16 receiving microwaves from the microwave generator 15 and transferring the microwaves into the housing 17; A housing (17) for diffusely reflecting the microwaves transmitted to the waveguide (16); And a heat generating unit 18 included in the housing opposite to the waveguide and absorbing microwaves transmitted from the waveguide to generate diffuse heat to generate heat, and heat the surface of the steel formwork or concrete to be heated by the heat. It is configured to include.
  • the outer panel of the heating portion 18 is attached to the surface of the target concrete or steel formwork to heat the surface of the target concrete and the other side is connected to the housing 17 It is composed.
  • the waveguide 16 is preferably connected to the outside of the housing 17 and the heat generating unit 18 is preferably modularized in the form mounted inside the housing.
  • the module 100 may further include an outer case 20 having a box shape to protect the internal device.
  • such a module-type heat formwork may be attached to the steel formwork in the field as it is, or in some cases, the module may be used as it is without the steel formwork.
  • the material of the waveguide 16 is preferably steel, aluminum, or copper, but is not necessarily limited thereto, and any material capable of effectively reflecting microwaves is limited. Can be used without.
  • the housing 17 has a tapered structure having a wider width of the portion connected to the heat generating portion than the width of the portion connected to the waveguide 16. It is preferable. In this case, the diffused reflection of the microwave occurs smoothly and the microwaves can be irradiated to the heat generating unit 18 as a whole, thereby causing heat generation evenly.
  • it is not necessarily a tapered structure, but a rectangular housing is also possible. (See the right view of FIGS. 2A and 2B)
  • the microwave generator 15 may include a high voltage transformer and a magnetron, and may further include a high voltage capacitor and a high voltage diode. have.
  • the high voltage transformer converts a commercial AC voltage input from the outside into a high voltage suitable for high frequency generation (for example, about 4 kilovolts [kV]) and applies it to the magnetron. To generate microwaves.
  • Microwave frequency should use ISM (Industrial, Scientific and Medical) frequency, but it is preferable to use 2,450 MHz band mainly to take advantage of parts supply and smoothness, but not limited to this, 300MHz ⁇ depending on the purpose Microwaves having a frequency in the 300 GHz region can be variously used.
  • ISM International Mobile Communications
  • 2,450 MHz band mainly to take advantage of parts supply and smoothness, but not limited to this, 300MHz ⁇ depending on the purpose Microwaves having a frequency in the 300 GHz region can be variously used.
  • a cooling fan is installed around the magnetron to cool the high heat generated from the magnetron, the cooling fan is connected to the fan motor, and when a commercial AC voltage is applied to the fan motor, the fan motor is operated.
  • the cooling fan is driven by the fan motor to blow external cold air to the magnetron, thereby cooling the high heat generated in the magnetron.
  • a cooling fan may be excluded when an individual cooling device is not required, such as when using another device for cooling the magnetron or when exposed to the outside.
  • the microwave generator 15 is fixed to one of the side, top and bottom surfaces of one end of the waveguide 16 by a fixing bracket, and one end of the waveguide 15 by a connecting tube protruding from the microwave generator 15. By being communicatively coupled to, the microwave generated from the microwave generator 15 can be delivered to one end of the waveguide 16. It is also possible to connect the waveguide long so that the microwaves are evenly transmitted throughout the housing.
  • the waveguide 16 may be exposed to the outside of the housing 17 or may be embedded in the inside of the housing.
  • the microwave generator 15 may be installed on one side, the upper surface, or the lower surface of the exposed waveguide 16.
  • the front end of the embedded waveguide 16 has a tapered structure in order to smooth the diffuse reflection of the microwaves.
  • the cross-sectional shape of the waveguide 16 may be any shape such as a rectangular shape, a circular shape or a triangular shape, and the like is not particularly limited but may be selected and used according to the use or need.
  • the heat insulating portion 19 may be further included on one side opposite to the heating target of the heat generating portion.
  • the material of the heat insulating portion 19 is a material that can pass as it is without absorbing microwaves and is heat resistant, and specific examples thereof include glass wool, concrete, gypsum, heat resistant plastic, heat resistant ceramic, heat resistant paper or stone powder. Etc. may be used, but the present invention is not limited thereto.
  • the heat generating portion 18 is configured in a form in which the non-heating material 31 supports the heat generating material 30 and each heat generating material is separated from each other.
  • the non-heat generating material may be glass wool, concrete, gypsum, heat-resistant plastic, heat-resistant ceramic, heat-resistant paper or stone powder, but is not limited thereto. no.
  • the outer surface of the heat generating unit 18 may further include a panel (panel) (10).
  • the material of the panel 10 is preferably a material capable of dispersing the generated heat, and specific examples thereof may be steel, aluminum, or copper, but are not limited thereto.
  • the heat generating unit 18 uses a ceramic material that is generated by microwaves of 300 MHz to 300 GHz.
  • the present inventors can use the material proposed through a separate Korean patent application (10-2011-0032313) as it is.
  • the information described in Korean Patent Application No. 10-2011-0032313 should be construed as being included in the present invention by reference.
  • the heating material described in Korean Patent Application No. 10-2011-0032313 refers to a metal oxide-containing composition containing at least 4% by weight of one or more iron oxide compounds of Fe 2 O 3 , Fe 3 O 4, and FeO, and such materials are 300 MHz to 300 GHz.
  • the microwave can be used to generate heat up to high temperature in a short time, so it is suitable for use in the exothermic formwork according to the present invention.
  • a material such as water, oil, carbon, and SiC may be additionally included in the heating part.
  • the material of the heat generating part used in the present invention includes any material capable of generating heat by microwaves such as water, oil, carbon, SiC, or the like as used alone or in combination.
  • a material that can be generated by microwaves is referred to as microwave-irradiated pyrogen (MIP).
  • FIGS. 4A and 4B are side views and plan views illustrating curing of bridge foundation structures such as concrete bridge piers and bridges using heat generating formwork modules generated by microwaves according to one embodiment of the present invention.
  • the concrete is poured into the formwork for the fabrication of the bridge foundation structure and directly in accordance with the present invention to the outer panel or cast concrete of the formwork It is possible to promote the initial hydration of concrete by attaching a heating formwork generated by microwaves to supply power and generate heat.
  • the shape of the heat generating formwork can be variously modified according to the size, shape, use, etc. of the bridge foundation structure to be manufactured, and the number of waveguides can also be used including one or more.
  • the heating formwork may be attached to only one side of the desired bridge foundation structure or may be attached to two or more sides, and in the case of circular piers, by attaching the heating formwork generated by the microwave according to the present invention around the circumference It can also promote concrete curing.
  • FIG. 5 is a state diagram illustrating a process of curing precast concrete using a heat generating formwork module generated by microwaves according to an embodiment of the present invention.
  • steam curing has been mainly used as a method for promoting curing of precast concrete.
  • the existing steam curing method used the method of raising the temperature by installing the formwork, laying concrete inside the formwork, covering the concrete structure with the curing cloth, and then supplying steam generated from the water boiled by the boiler into the curing state. .
  • the steam curing method since a steam is generated by using a boiler, a huge amount of fuel and electricity such as oil and gas are used, and a considerable amount of generated steam leaks between the gaps of the curing cloth, thereby decreasing efficiency.
  • precast concrete using the heating formwork generated by the microwaves according to the present invention after inserting and attaching the heating formwork generated by the microwave according to the present invention to each partition of the formwork for preparing precast concrete,
  • the initial hydration of concrete can be promoted by applying heat to generate heat.
  • Exothermic form heat generated by the microwave according to the present invention curing the concrete using the high heat generated from the ceramic material by the irradiation of microwaves, oil, gas, etc. for boiler operation as compared to the precast concrete manufacturing method using the conventional steam curing method It is possible to significantly reduce the manufacturing cost of precast concrete because it does not need to use fuel, and can be applied not only to the factory production but also on-site production, thereby significantly reducing the construction cost.
  • FIG. 6A is a state diagram illustrating a process of curing concrete of an exterior wall of a building by using a heat generating formwork module generated by microwaves according to an embodiment of the present invention
  • FIG. 6B illustrates heat generated by microwaves according to an embodiment of the present invention. It is a state diagram showing the process of curing the slab concrete of the floor of the building using the heating formwork module.
  • the steel formwork for example, gang form
  • the steel formwork for example, euro form, aluminum foam, etc.
  • the insulation film 140 is installed to block the outside air for thermal insulation curing of the building inner wall concrete or floor slab concrete 130, and the interior of the insulation film is about 10 ° C. using a lignite stove or a hot air fan inside.
  • the method of keeping heat and maintaining heat was used.
  • the use of lignite produces toxic gas, which may threaten the safety of the worker, and may cause civil complaints in urban areas, and in the case of hot air, fuel such as oil or gas is consumed enormously. There was a problem that the cause of the rise and requires a separate manpower and equipment for transporting oil or gas.
  • the present invention is characterized in that it is possible to insulate the curing without using the existing lignite stove or hot air in the heat insulation curing of the building interior wall or floor slab concrete.
  • dismantle the existing formwork on the building wall undergoing the initial curing and attach the heating formwork generated by the microwave according to the present invention can be insulated curing, in the case of the floor surface in accordance with the present invention
  • the heating formwork generated by the microwave can be attached or buoyed closely using a crane or the like, and the power can be supplied thereto to proceed to the process of thermally curing the upper slab concrete.
  • FIG. 7A and 7B are front and perspective views illustrating a process of curing lining concrete in a tunnel using a module according to an embodiment of the present invention, respectively.
  • the heating formwork 100 generated by the microwaves according to the present invention is formed in the partition 36 of the form body 35.
  • the exothermic formwork generated by the microwave according to the present invention not only promotes initial hydration of the concrete, but also serves to insulate the concrete until the form body moves to the next section.
  • the operation is easy. And, due to the characteristics of the heat generating material, the temperature rises quickly and the once elevated temperature is gradually lowered, so there is an advantage of not consuming excessive power to maintain the set temperature.
  • the quality of the cured concrete such as strength or durability can also satisfy the required quality or more.
  • the heat generating formwork module 100 only needs to be separated from the partition 36 of the formwork body 35, so that no complicated work for separation and disassembly is required, and the formwork body can be easily reused.
  • exothermic formwork generated by the microwave according to the present invention may be utilized for curing of mass concrete.
  • Mass concrete generally refers to concrete structures with particularly large dimensions, such as concrete dams, nuclear power plants, or large-scale expansion foundations where thermal cracking is a problem. It is recognized that the structure that needs to examine the heat of hydration due to the increase of the strength and the increase of the used cement is also included.
  • Such mass concrete is regarded as mass concrete of more than 0.8m in the case of wide plate structure or columnar member, and 0.5m or more in the case of wall type structure in which the bottom is constrained.
  • the temperature of the concrete surface can be maintained at the same or similar to the temperature inside the concrete, it will be possible to prevent or minimize the surface cracks and through cracks caused by this expansion or contraction strain difference.
  • the surface of the hydration process of the concrete is maintained by maintaining the uniform internal and external expansion strain by maintaining the same temperature as the external concrete during the hydration of the concrete.
  • the cracks can be prevented, and deformations generated during shrinkage after the hydration of concrete can be minimized by maintaining constant temperature inside and outside the concrete.
  • Heat generation form heat generated by the microwave according to the present invention when the outdoor air temperature is low, such as in winter when used in bridge foundation structures, such as bridges, bridges that require early curing of concrete, precast concrete, concrete buildings, tunnel concrete lining, mass concrete, etc. Even though early hydration is promoted, concrete can be poured and cured even during periods of low outside temperature, such as winter, which can significantly shorten the air.
  • the curing process of concrete using heat generating formwork generated by microwaves is divided into bridge foundation structures such as bridge piers, shifts, precast concrete, building walls and floors, tunnel concrete lining, and mass concrete.
  • the concrete is not limited to the above applications, but concrete is needed by using formwork such as roads, sidewalk blocks, waterways, breakwaters, retaining walls, box structures, etc., where concrete needs to be cured, especially in winter. It can be applied to all areas of curing, and it is expected to be able to effectively reduce construction costs by shortening the air, since the construction of Korea-China can be effectively carried out, such as winter, which was previously considered difficult.
  • the heating formwork generated by the microwave according to the present invention has a great effect in winter construction, but is not limited to curing the concrete in the summer when used during a long period of concrete curing period due to low temperature, such as spring or autumn You can see almost the same effect. In addition, it is expected that even if it is necessary to further accelerate the curing time in summer.

Abstract

La présente invention porte sur une forme chauffante qui est chauffée par des micro-ondes et sur un procédé de construction d'une structure en béton l'utilisant. De façon plus spécifique, une forme est chauffée par rayonnement de micro-ondes de façon à réduire le temps d'hydratation initial de béton lors de la fabrication d'une structure de fondation de pont telle qu'une jetée et une butée, du béton précoulé, une structure de construction telle qu'un appartement ou un bâtiment, un revêtement de tunnel, et une structure en béton telle que du béton massif, ou analogue. Par conséquent, un nouveau concept de forme de chauffage et un procédé de construction d'une structure en béton pour son utilisation sont procurés, dans lesquels le béton peut être efficacement durci dans une période de basse température atmosphérique, par exemple en hiver, de telle sorte que la période de construction d'une structure en béton peut être considérablement réduite.
PCT/KR2012/002433 2011-12-07 2012-03-31 Forme chauffante chauffée par micro-ondes et procédé de construction de structure en béton WO2013085116A1 (fr)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
KR10-2011-0130016 2011-12-07
KR1020110130016A KR101271397B1 (ko) 2011-12-07 2011-12-07 마이크로파에 의해 발열되는 발열 거푸집을 이용한 콘크리트 교량 기초의 건설 방법
KR1020110130015A KR101272148B1 (ko) 2011-12-07 2011-12-07 마이크로파를 이용한 프리캐스트 콘크리트 제조용 발열 거푸집
KR1020110130017A KR101274658B1 (ko) 2011-12-07 2011-12-07 마이크로파에 의해 발열되는 발열 장치를 이용한 프리캐스트 콘크리트의 제조 방법
KR10-2011-0130015 2011-12-07
KR10-2011-0130013 2011-12-07
KR1020110130013A KR101289016B1 (ko) 2011-12-07 2011-12-07 마이크로파를 이용한 교량기초 건설용 발열 거푸집
KR10-2011-0130017 2011-12-07
KR1020120031331A KR101322597B1 (ko) 2012-03-27 2012-03-27 마이크로파에 의해 발열되는 발열 거푸집을 이용한 건물 시공 방법
KR10-2012-0031340 2012-03-27
KR10-2012-0031331 2012-03-27
KR1020120031340A KR101279988B1 (ko) 2012-03-27 2012-03-27 마이크로파에 의해 발열되는 발열 거푸집을 이용한 터널 콘크리트 라이닝 시공용 거푸집 구조 및 그를 이용한 터널 콘크리트 라이닝 시공 방법

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3133348A4 (fr) * 2014-10-01 2018-01-10 Consejo Superior De Investigaciones Científicas Cellule chauffante, appareil de chauffage utilisant celle-ci, système de chauffage et utilisation de ce dernier
CN108868143A (zh) * 2018-07-20 2018-11-23 四川锦城智信建设工程有限公司 高寒地区低温季节混凝土施工工法
CN108978632A (zh) * 2018-07-05 2018-12-11 浙江科技学院 土层中具有加热作用的注浆管及加热方法

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JPH08217572A (ja) * 1995-02-15 1996-08-27 Seiki Iwayama コンクリート製品の養生方法、およびそれを使用したコンクリート製品の製造方法
JP2000120269A (ja) * 1998-10-14 2000-04-25 Takenaka Komuten Co Ltd コンクリートの加熱方法
JP2000204272A (ja) * 1999-01-14 2000-07-25 Takenaka Komuten Co Ltd 電波吸収反応性材料、電波吸収反応性材料成形体及びそれを用いた加工方法
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JPH08120929A (ja) * 1994-10-20 1996-05-14 Ohbayashi Corp コンクリートの締固め方法および装置
JPH08217572A (ja) * 1995-02-15 1996-08-27 Seiki Iwayama コンクリート製品の養生方法、およびそれを使用したコンクリート製品の製造方法
JP2000120269A (ja) * 1998-10-14 2000-04-25 Takenaka Komuten Co Ltd コンクリートの加熱方法
JP2000204272A (ja) * 1999-01-14 2000-07-25 Takenaka Komuten Co Ltd 電波吸収反応性材料、電波吸収反応性材料成形体及びそれを用いた加工方法
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3133348A4 (fr) * 2014-10-01 2018-01-10 Consejo Superior De Investigaciones Científicas Cellule chauffante, appareil de chauffage utilisant celle-ci, système de chauffage et utilisation de ce dernier
CN108978632A (zh) * 2018-07-05 2018-12-11 浙江科技学院 土层中具有加热作用的注浆管及加热方法
CN108868143A (zh) * 2018-07-20 2018-11-23 四川锦城智信建设工程有限公司 高寒地区低温季节混凝土施工工法
CN108868143B (zh) * 2018-07-20 2020-11-27 四川锦城智信建设工程有限公司 高寒地区低温季节混凝土施工工法

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