CN114045006A - Carbon fiber prevention composite board for airplane deicing and preparation method thereof - Google Patents
Carbon fiber prevention composite board for airplane deicing and preparation method thereof Download PDFInfo
- Publication number
- CN114045006A CN114045006A CN202111272501.1A CN202111272501A CN114045006A CN 114045006 A CN114045006 A CN 114045006A CN 202111272501 A CN202111272501 A CN 202111272501A CN 114045006 A CN114045006 A CN 114045006A
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- carbon fiber
- composite board
- deicing
- ethanol
- deionized water
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/06—Elements
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention relates to an anti-carbon fiber composite board for airplane deicing and a preparation method thereof, which comprises the steps of mixing acetone, ethanol, deionized water and carbon nanofibers together for ultrasonic cleaning, diluting the mixture by distilled water, then putting the obtained mixed solution into a heater for heating, adding polyethylene polyamine and a defoaming agent after the epoxy resin and the carbon nanofibers are mixed, continuing stirring, operating according to the steps, and finally completing the operation of the prepared composite board by using a low-temperature spraying mode. The icing protection effect of the airplane is effectively improved, meanwhile, the utilization efficiency of airborne energy is greatly improved, the burden of the overall design of the airplane is reduced, and the flight safety performance under the icing condition is improved.
Description
Technical Field
The invention discloses a carbon fiber prevention composite board for airplane deicing and a preparation method thereof, and belongs to the technical field of food science.
Background
The icing of the airplane is a phenomenon widely existing in flight practice, is one of important hidden dangers influencing flight safety and even causing catastrophic accidents, and the ice prevention and removal technology is an insurmountable key technology in the development of aircrafts.
However, the existing electrothermal deicing device is simple to implement and is applied to the existing aircraft anti-icing/deicing system in a large area, but also faces a plurality of problems, the most typical problem of a large aircraft is high power consumption, which causes great difficulty to the system design of the aircraft, for example, a 150-seat aircraft has power consumption for deicing as high as 171KW, and in addition, the reliability problems such as poor interface bonding force between a heating element and an insulating layer, overstrain and aging of an outer skin, crack damage caused by thermal mismatch and the like caused by unreasonable material matching and structural layout exist.
Disclosure of Invention
The invention aims to provide a carbon fiber prevention composite board for airplane deicing and a preparation method thereof.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a carbon fiber prevention composite board for airplane deicing and a preparation method thereof, wherein the carbon fiber prevention composite board comprises the following steps: acetone, ethanol, deionized water and carbon nanofibers are prepared, mixed together and subjected to ultrasonic cleaning, and the cleaning time is 2 hours.
As a preferred technical scheme of the invention, the nano carbon fiber is 0.2g, the mixed solution of acetone, ethanol and deionized water is 60ml, and the acetone is 20%, the ethanol is 30% and the deionized water is 60%.
In a preferred embodiment of the present invention, after the completion of the above steps, the obtained mixed solution is repeatedly diluted with distilled water until the mixed solution is neutral.
As a preferable technical scheme of the invention, the mixed solution obtained in the step is put into a heating machine for heating, the heating temperature is 220 ℃, and the heating time is 4 hours.
As a preferable technical scheme of the invention, 50g of each of the epoxy resin and the carbon nanofibers and 0.2g of the dispersant are prepared.
As a preferable technical scheme of the invention, the mixed liquid is added into an ultrasonic cleaning instrument with the water bath at 60 ℃ and the stirring time is 5 h.
As a preferred embodiment of the present invention, about 20% of polyethylene polyamine and 0.5g of a defoaming agent are added, and the mixture is stirred in a mixer for 1 hour.
As a preferable technical scheme of the invention, the method comprises the following steps:
1. mixing acetone, ethanol, deionized water and carbon nanofibers together, performing ultrasonic cleaning, diluting with distilled water, and heating the obtained mixed solution in a heating machine.
2. And adding polyethylene polyamine and a defoaming agent after the epoxy resin and the carbon nanofibers are mixed, and continuing stirring.
3. And (4) operating according to the steps, and finally finishing the operation of the prepared composite board by using a low-temperature spraying mode.
The invention has the following beneficial effects: the icing protection effect of the airplane is effectively improved, meanwhile, the utilization efficiency of airborne energy is greatly improved, the burden of the overall design of the airplane is reduced, and the flight safety performance under the icing condition is improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention relates to an anti-carbon fiber composite board for airplane deicing and a preparation method thereof, wherein the preparation method comprises the steps of preparing acetone, ethanol, deionized water and nano carbon fibers, mixing the acetone, the ethanol, the deionized water and the nano carbon fibers together, and carrying out ultrasonic cleaning for 2 hours.
The nano carbon fiber is 0.2g, the mixed solution of acetone, ethanol and deionized water is 60ml, and the acetone is 20%, the ethanol is 30% and the deionized water is 60%.
And after the steps are finished, repeatedly diluting the obtained mixed solution by using distilled water until the mixed solution is neutral.
The oscillated mixed liquid is diluted by a large amount of clear water, a microfiltration membrane with the aperture of 0.2pm is used for vacuum filtration operation, and the operation can be stopped when the mixed liquid becomes neutral.
And heating the mixed solution obtained in the step in a heating machine at 220 ℃ for 4 hours.
And putting the heated nano fibers into a dryer so as to be convenient for subsequent operation and use.
Wherein 50g each of the epoxy resin and the filamentous nanocarbon, and 0.2g of the dispersant were prepared.
Wherein, the mixed liquid is added into an ultrasonic cleaner with water bath at 60 ℃ and the stirring time is 5 h.
Because the viscosity of the epoxy resin is high, after the epoxy resin and the carbon nanofibers are simultaneously mixed together, long-time mixing and stirring are required to be carried out in an environment of 60 ℃ so as to achieve a good mixing effect.
Then, about 20% of polyethylene polyamine and 0.5g of a defoaming agent were added thereto, and the mixture was stirred in a mixer for 1 hour.
And adding the obtained carbon fiber into a mold, putting the carbon fiber into a drying oven for curing for 8 hours at the temperature of 80 ℃ in order to improve the curing speed, and demolding after cooling to room temperature.
Finally, low-temperature spraying operation is carried out on the carbon fiber composite board, and ultrahigh-sound-speed flame spraying is carried out by determining the width and the length of the strip; measuring the bonding strength of the coating and the substrate; measuring the heating efficiency of the coating; ensuring that the structure does not overheat when the control rate is maximum and the heating time is maximum.
When the low-temperature spraying operation is carried out, the flexible electric heating unit with good uniformity and high interlayer bonding strength of the thermal coating is ensured by using an automatic spraying process and relying on automatic control of a robot.
The carbon fiber prevention composite board for airplane deicing and the preparation method thereof comprise the following steps: mixing acetone, ethanol, deionized water and carbon nanofibers together, carrying out ultrasonic cleaning, diluting with distilled water, then putting the obtained mixed solution into a heating machine for heating, adding polyethylene polyamine and a defoaming agent after the epoxy resin and the carbon nanofibers are mixed, continuing stirring, operating according to the steps, and finally finishing the operation of the prepared composite board by using a low-temperature spraying mode.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The carbon fiber prevention composite board for airplane deicing is characterized by comprising the steps of preparing acetone, ethanol, deionized water and carbon nanofibers, mixing the acetone, the ethanol, the deionized water and the carbon nanofibers together, and carrying out ultrasonic cleaning for 2 hours.
2. The carbon fiber composite board as claimed in claim 1, wherein the amount of the nano carbon fibers is 0.2g, the amount of the mixture of acetone, ethanol and deionized water is 60ml, and the amount of the acetone is 20%, the amount of the ethanol is 30% and the amount of the deionized water is 60%.
3. The carbon fiber composite plate as claimed in claim 2, wherein the mixed solution obtained after the above steps is repeatedly diluted with distilled water until the mixed solution is neutral.
4. The carbon fiber composite board for deicing of airplanes as claimed in claim 3, wherein the mixed liquid obtained in the above step is heated in a heating machine at 220 ℃ for 4 hours.
5. The carbon fiber-repellent composite panel for deicing of aircraft according to claim 4, wherein 50g each of epoxy resin and carbon nanofibers and 0.2g of dispersant are prepared.
6. The carbon fiber composite board for deicing aircraft according to claim 5, wherein the mixed liquid is added into an ultrasonic cleaner with a water bath at 60 ℃ and stirred for 5 hours.
7. The carbon fiber composite board as claimed in claim 1, wherein about 20% of polyethylene polyamine and 0.5g of defoaming agent are added, and the mixture is stirred by a mixer for 1 hour.
8. The method of manufacturing a carbon fiber composite panel for aircraft deicing according to claim 1, comprising the steps of:
(1) mixing acetone, ethanol, deionized water and carbon nanofibers together, performing ultrasonic cleaning, diluting with distilled water, and heating the obtained mixed solution in a heating machine.
(2) And adding polyethylene polyamine and a defoaming agent after the epoxy resin and the carbon nanofibers are mixed, and continuing stirring.
(3) And (4) operating according to the steps, and finally finishing the operation of the prepared composite board by using a low-temperature spraying mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111272501.1A CN114045006A (en) | 2021-10-29 | 2021-10-29 | Carbon fiber prevention composite board for airplane deicing and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111272501.1A CN114045006A (en) | 2021-10-29 | 2021-10-29 | Carbon fiber prevention composite board for airplane deicing and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114045006A true CN114045006A (en) | 2022-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111272501.1A Pending CN114045006A (en) | 2021-10-29 | 2021-10-29 | Carbon fiber prevention composite board for airplane deicing and preparation method thereof |
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| CN (1) | CN114045006A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101013101A (en) * | 2006-11-15 | 2007-08-08 | 武汉大学 | Method for preparation of nano carbon fiber plate electrode |
| WO2014121570A1 (en) * | 2013-02-06 | 2014-08-14 | 常州龙途新材料科技有限公司 | Toughened epoxy resin/glass fiber prepreg and preparation method thereof |
| CN105599321A (en) * | 2016-02-06 | 2016-05-25 | 陕西科技大学 | Preparation method and application of carbon fiber reinforced polymer-based composite material |
-
2021
- 2021-10-29 CN CN202111272501.1A patent/CN114045006A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101013101A (en) * | 2006-11-15 | 2007-08-08 | 武汉大学 | Method for preparation of nano carbon fiber plate electrode |
| WO2014121570A1 (en) * | 2013-02-06 | 2014-08-14 | 常州龙途新材料科技有限公司 | Toughened epoxy resin/glass fiber prepreg and preparation method thereof |
| CN105599321A (en) * | 2016-02-06 | 2016-05-25 | 陕西科技大学 | Preparation method and application of carbon fiber reinforced polymer-based composite material |
Non-Patent Citations (1)
| Title |
|---|
| 梅启林等: "纳米碳纤维复合材料的制备及其力学性能研究", 《武汉理工大学学报》, vol. 29, no. 8, pages 1 - 4 * |
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