CN112936922A - External field microwave rapid repairing method for damage of composite material component with super-surface energy feedback - Google Patents
External field microwave rapid repairing method for damage of composite material component with super-surface energy feedback Download PDFInfo
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- 230000008439 repair process Effects 0.000 claims description 21
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C73/00—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
- B29C73/04—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D using preformed elements
- B29C73/10—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D using preformed elements using patches sealing on the surface of the article
- B29C73/12—Apparatus therefor, e.g. for applying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
- B29C70/342—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation using isostatic pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C73/00—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
- B29C73/24—Apparatus or accessories not otherwise provided for
- B29C73/26—Apparatus or accessories not otherwise provided for for mechanical pretreatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C73/00—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
- B29C73/24—Apparatus or accessories not otherwise provided for
- B29C73/30—Apparatus or accessories not otherwise provided for for local pressing or local heating
- B29C73/34—Apparatus or accessories not otherwise provided for for local pressing or local heating for local heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
- B29C2035/0855—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using microwave
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C73/00—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
- B29C73/24—Apparatus or accessories not otherwise provided for
- B29C73/26—Apparatus or accessories not otherwise provided for for mechanical pretreatment
- B29C2073/262—Apparatus or accessories not otherwise provided for for mechanical pretreatment for polishing, roughening, buffing or sanding the area to be repaired
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C73/00—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
- B29C73/24—Apparatus or accessories not otherwise provided for
- B29C73/26—Apparatus or accessories not otherwise provided for for mechanical pretreatment
- B29C2073/264—Apparatus or accessories not otherwise provided for for mechanical pretreatment for cutting out or grooving the area to be repaired
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Electromagnetism (AREA)
- Toxicology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
A method for quickly repairing damaged composite material member with super-surface energy feed by external field microwave is characterized in that an electromagnetic super-surface member is placed on the surface to be repaired of the composite material member, and forms a microwave resonant cavity together with an open microwave radiator to form a microwave resonant cavity with super-surface energy feed, a microwave source feeds microwave into the resonant cavity, and the fiber reinforced composite material patch directly absorbs microwave energy by using the super-surface energy feed, so that the composite material member can be quickly repaired under the condition of the external field. The invention can greatly improve the repairing efficiency, and has convenient operation and low cost.
Description
Technical Field
The invention relates to a method for repairing damage of a composite material member, in particular to a method for repairing a damage external field of a composite material member, and particularly relates to a method for rapidly repairing a damage external field of a composite material member with super-surface energy feeding.
Background
The composite material has light weight and high strength. Fiber-reinforced composites such as fiber-reinforced resin-based composites find wide application in the aerospace, automotive, marine and other fields. However, the composite material is very easy to be damaged in the using process, such as an unmanned aerial vehicle, a helicopter and the like are damaged by being attacked in a battlefield environment, and the damaged parts can be repaired after being disassembled by returning to a factory, so that the repairing period of the composite material of the airplane is greatly prolonged. Once the composite material member of the airplane is damaged in war, the composite material member can not fight, and the war time can be delayed, so that the rapid repair of the composite material member in the field is very important for weaponry such as airplanes.
The traditional repair process for repairing the fiber reinforced composite material by heating the electric blanket adopts the electric blanket as an external heat source heating mode, heat is transferred from the surface of the material to the interior of the material, the temperature rise rate of the composite material is low in the heating process, so that a temperature field gradient exists in the vertical direction of a composite material component, the layer shear strength of the composite material is reduced, and the curing quality of the composite material is reduced. Therefore, the current curing method is difficult to meet the requirement of rapid repair of the composite material.
Aiming at the problem of rapid repair of the composite material outfield, the invention provides a super-surface energy-feedback microwave curing in-situ repair method for the damage of a fiber reinforced composite material member, and the surface to be repaired of the member is used as a part of a cavity, so that the limitation that the damage of the composite material member cannot be repaired by using a large cavity in the outfield environment is broken through. Meanwhile, by combining the energy feedback technology of the super surface, the invention establishes impedance matching between the electromagnetic super surface on the repair surface and the fiber reinforced composite material system and air, realizes the rapid heating and curing of the external field in-situ microwave of the composite material component, and meets the repair process curve by dynamically regulating and controlling the input microwave energy, so that the mechanical property of the part reaches the component external field rapid repair standard. The invention provides an outfield microwave rapid repairing method of a composite material component with super surface energy feeding, which realizes high-quality outfield microwave rapid repairing with accurate regulation and control of a curing process.
Disclosure of Invention
The invention aims to solve the problems that in the existing repair process for repairing a fiber reinforced composite material by heating an electric blanket, the electric blanket is used as an external heat source, heat is transferred from the surface of the material to the interior of the material, the heating rate of the composite material is low in the heating process, so that a temperature field gradient exists in the vertical direction of a composite material component, the layer shear strength of the composite material is reduced, and the curing quality of the composite material is reduced.
The technical scheme of the invention is as follows:
a method for quickly repairing damaged external field microwave of a composite material member with super-surface energy feeding is characterized in that an electromagnetic super-surface member is laid on the surface to be repaired of the composite material member and forms a microwave resonant cavity together with an open microwave radiator to form a microwave resonant cavity with super-surface energy feeding. Meanwhile, temperature sensors are arranged on the surface and inside of the composite material component to be repaired, real-time accurate temperature control of the composite material in the curing process is achieved, the curing process of the composite material can be carried out according to a designed outfield microwave quick repairing process curve, and microwave in-situ quick repairing of the composite material component in an outfield environment is completed.
The electromagnetic super-surface component consists of a sub-wavelength metal structure and a flexible dielectric layer which are designed aiming at specific microwave resonance frequency. The designed system consisting of the electromagnetic super-surface component and the composite material generates electromagnetic coupling effect under the excitation of a microwave electromagnetic field, changes the dielectric constant and the magnetic conductivity of the system and achieves the impedance matching state between the super-surface-composite material system and the air.
The microwave resonant cavity under the open field environment is characterized in that transition between a composite material repairing surface and an open resonant cavity is realized by using a flexible material, the surface to be repaired of a fiber reinforced composite material is used as a part of the microwave resonant cavity, the requirement of attachment between the resonant cavity and a composite material member is ensured, and the joint of the composite material and the microwave resonant cavity is sealed and leak-proof by using a high microwave reflectivity material.
The external field microwave rapid repairing process is a rapid repairing process aiming at the super surface energy feedback of the composite material. The temperature is quickly raised to the upper limit of the temperature of the composite material for curing and cross-linking reaction, and then the temperature is lowered and kept until the composite material is completely cured. On the premise of ensuring the curing quality of the parts, the microwave rapid curing of the composite member is realized.
The specific steps of the invention can be summarized as follows:
step 1: and detecting the damaged area of the fiber reinforced composite material, cutting the area to be repaired, and performing cementation pretreatment on the repair sheet and the damaged area, so that the repair sheet can be tightly attached to the surface to be repaired.
Step 2: and laying the curing auxiliary material, the electromagnetic super-surface component and the vacuum bag on the surface of the part to be repaired in sequence and fixing. And then vacuumizing, and giving a negative pressure in the vacuum bag to compact the composite material repairing part, namely the pressure generated by the negative pressure is ensured to compact the repairing part.
And step 3: and laying a temperature sensor on the surface of the vacuum bag, reading the temperature data of the repaired surface in real time, and adjusting the input microwave energy in real time according to the designed curing process curve to regulate and control the temperature.
And 4, step 4: the microwave radiator and the composite material repairing surface are in transition contact by adopting a flexible high-temperature-resistant material, and the composite material surface to be repaired is used as a part of the cavity of the microwave resonant cavity. After the microwave radiator and the surface of the composite material are fixed, the joint between the resonant cavity and the composite material is subjected to leakage-proof sealing treatment by using a high-microwave-reflectivity material, and the construction work of the whole equipment is completed.
And 5: and heating and curing the to-be-repaired surface of the composite member by using the designed repairing process, so as to realize the microwave rapid in-situ repair of the composite member in an external field environment.
The invention has the beneficial effects that:
aiming at the problem that the carbon fiber reinforced composite material of the multidirectional layer is difficult to be directly heated and cured by microwave, the invention establishes impedance matching between the electromagnetic super surface on the repair surface and the fiber reinforced composite material system and air. Meanwhile, the surface of the part to be repaired is used as a part of the microwave resonant cavity, so that the limitation that the part is required to be placed in the resonant cavity during microwave heating is broken through. And a curing process is designed by combining the characteristics of the material, so that the microwave rapid high-quality heating curing of the composite material member is realized. The invention can greatly improve the repairing efficiency, reduce the energy consumption of repairing the damage of the composite member and provide a thought for the rapid repairing process of the composite member.
The invention utilizes the rapid repairing method of the outfield microwave with super surface energy feeding to realize the rapid heating and curing of the composite member in the outfield environment and realize the rapid repairing of the outfield of the multidirectional fiber reinforced composite material for the first time.
Drawings
FIG. 1 is a combination of an electromagnetic super-surface and a multi-ply fiber-reinforced composite material as employed in the present invention.
FIG. 2 is a schematic diagram of the super-surface energy-fed external field microwave rapid repair of the present invention.
Detailed description of the preferred embodiments
The present invention is further illustrated with reference to the accompanying drawings and specific examples, it is to be noted that the following examples are only intended to illustrate certain specific examples of the method, and are not intended to limit the scope of the present invention, and any modifications or variations made by those skilled in the art after the disclosure of the present invention with respect to the repair method of a damaged composite member will fall within the scope of the protection defined by the claims of the present application.
As shown in fig. 1 and 2.
The method for quickly repairing the composite material member with super-surface energy-feedback by external field microwave utilizes the characteristic of high microwave reflectivity of a multi-directionally-layered fiber reinforced composite material, and takes a composite material repairing surface as a part of a microwave resonant cavity to realize the microwave curing repair of the composite material member in an open-field environment. The electromagnetic coupling effect excited by the electromagnetic super-surface component and the composite material system in the high-frequency microwave electromagnetic field environment is utilized to change the magnetic conductivity and the dielectric constant of the system, so that the system and the air medium reach an impedance matching state, and the composite material component directly absorbs microwave energy to quickly cure and repair. The electromagnetic super-surface structure adopted by the invention is a metal plate with a sub-wavelength structure and a flexible dielectric plate, so that flexible lamination of a composite material repaired curved surface is realized; and the microwave rapid curing process curve meeting the curing quality requirement of the part is designed by combining the curing reaction kinetics of the fiber reinforced composite material, so that the rapid repair of the damage outfield of the composite material member is realized.
Examples are given.
The present example is applied in the field repair of multi-directionally laid fibre reinforced thermosetting resin based composite materials. The multidirectional fiber reinforced resin matrix composite material UIN10000 is a prepreg system which takes carbon fibers as a reinforcement and takes epoxy resin cured at medium temperature as a matrix. And after the prepreg patch to be molded is dug on the surface of the damaged component and is fixed by resin cementation, fixing the flexible electromagnetic super surface on the repair surface of the fiber reinforced composite material, and laying demolding cloth, a porous isolating film, a non-porous isolating film, an air felt and a vacuum bag on the surface of the flexible electromagnetic super surface for vacuum sealing at the same time. And fixedly installing the microwave resonant cavity on the surface to be repaired through a flexible material, and selecting a corresponding curing and repairing process according to the thickness and the plane size of the repairing piece to realize the rapid microwave curing and repairing of the multi-directionally-layered carbon fiber composite material under the external field environment. The specific operation steps are as follows:
step 1: the surface of the member to be repaired is cleaned with an organic solvent such as alcohol or acetone, and the damaged area is detected.
Step 2: and excavating the damaged area, performing surface finishing treatment on the damaged area, polishing fibers at the edge of the excavated part, cementing and fixing the prepreg repairing piece on the area to be repaired, laying demolding cloth, a porous isolating film, a non-porous isolating film, an electromagnetic super-surface and an air felt on the repairing piece in sequence, and performing vacuum sealing on the repaired surface of the composite material by using a vacuum bag.
And step 3: and laying the temperature sensor on the surface of the vacuum bag, fixedly installing the microwave resonant cavity on the surface to be repaired of the composite material through a flexible transition material, and fixing the microwave resonant cavity by using a locking mechanism. And selecting a corresponding microwave rapid curing process curve on a human-computer interaction interface according to the size of the composite material patch and the thickness of the patch. And the temperature data is calibrated and zeroed, and the sensitivity of the equipment is modified and adjusted according to the temperature and the humidity of the external field environment, so that the accuracy of a closed-loop feedback temperature control system is improved.
And 4, step 4: the equipment is started to carry out external field microwave rapid curing on the composite material prepreg patch, the temperature curve and the curing state of the composite material in the microwave curing process are displayed on a human-computer interaction interface, and the composite material can be properly paused and insulated in the curing and repairing process if necessary so as to meet the requirements of curing degree and repairing time of different occasions.
And 5: and (3) disassembling the microwave resonant cavity from the repairing surface, taking the composite material curing auxiliary material such as the vacuum bag and the like from the surface of the repairing component, and carrying out quality detection on the repairing area, thereby ensuring that the repairing quality of the composite material component meets the use requirement.
The present invention is not concerned with parts which are the same as or can be implemented using prior art techniques.
Claims (5)
1. A method for quickly repairing damaged external field microwaves of a composite material member with super-surface energy feedback is characterized by comprising the following steps: placing an electromagnetic super-surface component on the surface to be repaired of the composite material, and forming a microwave resonance cavity together with the opened microwave radiator; the repairing process is designed according to the characteristics of the material to be repaired, and the super surface-composite material system is excited to generate an electromagnetic coupling effect under the excitation of a high-frequency microwave electromagnetic field, so that the composite material directly absorbs microwave energy, and the rapid curing and repairing are realized.
2. The method of claim 1, wherein: the electromagnetic super-surface component is a structure for regulating and controlling wave beams by controlling wave front phase, amplitude and polarization, and the structure consists of a sub-wavelength metal unit and a dielectric layer, and the magnetic conductivity and the dielectric constant of a super-surface-composite material solid system are changed by the structural design of the surface unit, so that the impedance matching with an air medium is achieved.
3. The method of claim 1, wherein: the repairing process comprises the steps of firstly, rapidly heating the composite material by microwaves to 10-15 ℃ above the recommended curing temperature, preserving the heat for 1 minute, then reducing the temperature to the range of +/-5 ℃ of the recommended curing temperature, and keeping the temperature until the curing is finished.
4. The method of claim 1, wherein the microwave cavity is an adaptively adjustable cavity; and a flexible material is arranged between the composite material repairing surface and the open resonant cavity for transition, so that the requirement of fitting between the resonant cavity and a composite material member is met, and the joint between the composite material and the microwave resonant cavity is sealed and prevented from leaking through a high-microwave-reflectivity material.
5. The method of claim 1, wherein: the method comprises the following specific steps:
step 1: detecting a damaged area of the fiber reinforced composite material, cutting the area to be repaired, and fixing the repairing sheet with the damaged area so that the repairing sheet can be tightly attached to the surface to be repaired;
step 2: laying auxiliary materials for curing the composite materials, the electromagnetic super-surface component and the vacuum bag on the surface of the part to be repaired in sequence and fixing; and then vacuumizing is carried out, so that negative pressure capable of compacting the surface to be repaired of the composite material repairing part is generated in the vacuum bag. (ii) a
And step 3: laying a temperature sensor on the surface of the vacuum bag, reading the temperature data of the repaired surface in real time, adjusting the input microwave energy in real time according to the designed curing process curve, and regulating and controlling the temperature;
and 4, step 4: the microwave radiator and the composite material repairing surface are in transition contact by adopting a flexible high-temperature-resistant material, and the composite material surface to be repaired is used as a part of the cavity of the microwave resonant cavity; after the microwave radiator and the surface of the composite material are fixed, the anti-leakage sealing treatment is carried out on the joint between the resonant cavity and the composite material by using the high microwave reflectivity material, and the construction work of the whole equipment is completed;
and 5: and heating and curing the to-be-repaired surface of the composite material component by using a designed repairing process, so as to realize the microwave rapid in-situ repair of the composite material component in an external field environment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110365621.XA CN112936922A (en) | 2021-04-06 | 2021-04-06 | External field microwave rapid repairing method for damage of composite material component with super-surface energy feedback |
| CN202110575215.6A CN113232337A (en) | 2021-04-06 | 2021-05-26 | External field microwave rapid repairing method for damage of composite material component with super-surface energy feedback |
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| CN202110365621.XA CN112936922A (en) | 2021-04-06 | 2021-04-06 | External field microwave rapid repairing method for damage of composite material component with super-surface energy feedback |
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| CN202110365621.XA Pending CN112936922A (en) | 2021-04-06 | 2021-04-06 | External field microwave rapid repairing method for damage of composite material component with super-surface energy feedback |
| CN202110575215.6A Pending CN113232337A (en) | 2021-04-06 | 2021-05-26 | External field microwave rapid repairing method for damage of composite material component with super-surface energy feedback |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837761A (en) * | 2022-11-23 | 2023-03-24 | 昆明理工大学 | Microwave heating curing device for on-site repairing of carbon fiber composite material |
| CN116653396A (en) * | 2023-02-20 | 2023-08-29 | 四川大学 | Flexible composite material and in-situ curing system and curing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102903997B (en) * | 2011-07-29 | 2016-04-20 | 深圳光启高等理工研究院 | A kind of resonant cavity |
| CN103802339A (en) * | 2013-08-26 | 2014-05-21 | 南京航空航天大学 | Composite material component rapid repairation device and method based on microwaves |
| CN103587130B (en) * | 2013-10-15 | 2016-04-06 | 南京航空航天大学 | The method of microwave curing fiber-reinforced resin matrix compound material component and device |
| CN105977632B (en) * | 2016-06-12 | 2018-10-16 | 南京航空航天大学 | The production method of nonreciprocity antenna house and its nonreciprocity energy based on Meta Materials |
| CN108407340B (en) * | 2018-03-26 | 2020-08-18 | 南京航空航天大学 | Composite material member outfield rapid self-repairing device and repairing method |
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| CN110395000A (en) * | 2019-04-29 | 2019-11-01 | 曾杰 | Box for photomask curing process and device based on microwave treatment |
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| CN112455048B (en) * | 2020-11-24 | 2022-10-04 | 南京航空航天大学 | Microwave high-efficiency heating method for strong-reflection material |
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2021
- 2021-04-06 CN CN202110365621.XA patent/CN112936922A/en active Pending
- 2021-05-26 CN CN202110575215.6A patent/CN113232337A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115837761A (en) * | 2022-11-23 | 2023-03-24 | 昆明理工大学 | Microwave heating curing device for on-site repairing of carbon fiber composite material |
| CN116653396A (en) * | 2023-02-20 | 2023-08-29 | 四川大学 | Flexible composite material and in-situ curing system and curing method thereof |
| CN116653396B (en) * | 2023-02-20 | 2024-02-20 | 四川大学 | Flexible composite material and in-situ curing system and curing method thereof |
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