CN106631158A - Method for inhibiting ice/frost condensation by piezoelectric-superhydrophobic composite layer - Google Patents
Method for inhibiting ice/frost condensation by piezoelectric-superhydrophobic composite layer Download PDFInfo
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- CN106631158A CN106631158A CN201611032310.7A CN201611032310A CN106631158A CN 106631158 A CN106631158 A CN 106631158A CN 201611032310 A CN201611032310 A CN 201611032310A CN 106631158 A CN106631158 A CN 106631158A
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- super
- piezoelectric ceramic
- ceramic piece
- piezoelectricity
- composite bed
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/4505—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application
- C04B41/4535—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application applied as a solution, emulsion, dispersion or suspension
- C04B41/4543—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application applied as a solution, emulsion, dispersion or suspension by spraying, e.g. by atomising
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a method for inhibiting ice/frost condensation by a piezoelectric-superhydrophobic composite layer. The method comprises following steps: 1), a piezoelectric ceramic piece is cleaned thoroughly and dried; 2), a superhydrophobic coating is sprayed to the surface of the piezoelectric ceramic piece by an air compressor and dried; 3), an excitation power supply is provided for the piezoelectric ceramic piece sprayed with the superhydrophobic coating. The technical scheme is simple to implement, has good practicability and does not require special equipment and special processing conditions; the method can be implemented by simply spraying the superhydrophobic coating and providing the excitation power supply, and the repeatability is high. Compared with the prior art, the method can be used for effectively inhibiting the ice/frost condensation.
Description
Technical field
The present invention relates to electrical engineering technical field, particularly a kind of to suppress ice/frost to coagulate using piezoelectricity-super-hydrophobic composite bed
The method of knot.
Background technology
Solidifying ice/frost phenomenon has many adverse effects, Hen Duoshi to industries such as aviation, electric power energy, heating-ventilation-air-conditionings
Time can bring serious harm.For example, ice/frost phenomenon is coagulated to the frost order of magnitude on outdoor high-voltage equipment such as transmission line of electricity
Doubled the gravity load and leaky of wire, and therefore cause flashover and puncture and wait electric power accident, and reverse, bend very
To the transmission tower that fractures.Again such as ice/frost not only changes windage but also reduces dynamic efficiency in the condensation of aircraft surface
And threaten aviation safety.Accordingly, it would be desirable to a kind of utilization piezoelectricity-super-hydrophobic composite bed suppresses the method that ice/frost condenses.
The content of the invention
The purpose of the present invention is to propose to a kind of utilization piezoelectricity-super-hydrophobic composite bed suppresses the method that ice/frost condenses.
The purpose of the present invention is achieved through the following technical solutions：
The utilization piezoelectricity that the present invention is provided-super-hydrophobic composite bed suppresses the method that ice/frost condenses, and comprises the following steps：
1) by piezoelectric ceramic piece cleaning and drying；
2) by air compressor to piezoelectric ceramic piece surface spraying super hydrophobic coating, and it is dried；
3) excitation power supply is provided by the piezoelectric ceramic piece of spraying super hydrophobic coating.
Further, the step 1) in cleaning clean and dry comprise the following steps that：Piezoelectric ceramic piece is spent first
Ionized water and positive acetone carry out alternately cleaning, are then cleaned using ultrasonic cleaning machine, then deionized water is rinsed, and
It is placed in vacuum drying chamber and is dried.
Further, the step 2) in air compressor shower nozzle and piezoelectric ceramic piece distance between 1cm-50cm.
Further, the step 3) in excitation power supply voltage magnitude be 1-1000V, frequency is 10Hz-20MHz.
Further, the step 1) in vacuum drying chamber temperature be 40-200 DEG C, drying time be 1-48 hours.
Further, the step 3) in using excitation power supply provide alternating voltage come drive composite bed produce machinery shake
Dynamic, sound wave and/or ultrasonic wave；The alternating voltage is sinusoidal or impulse waveform.
As a result of above-mentioned technical proposal, the present invention has the advantage that：
The utilization piezoelectricity that the present invention is provided-super-hydrophobic composite bed suppresses the method that ice/frost condenses, first by piezoelectric ceramic piece
Cleaning and drying；Then by air compressor to piezoelectric ceramic piece surface spraying super hydrophobic coating, and it is dried；Finally
Excitation power supply is provided by the piezoelectric ceramic piece of spraying super hydrophobic coating.The technical scheme that the present invention is provided is realized simply, with very
Good practicality, it is not necessary to special equipment and special treatment conditions.Using simple spraying super hydrophobic coating, and carry to it
It is capable of achieving for excitation power supply, it is repeatable strong.Compared with prior art, the method for the present invention can effectively suppress ice/
The condensation of frost.
Other advantages of the present invention, target and feature will be illustrated in the following description to a certain extent, and
And to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, Huo Zheke
To be instructed from the practice of the present invention.The present invention target and other advantages can be realized by description below and
Obtain.
Description of the drawings
The description of the drawings of the present invention is as follows.
Fig. 1 shows piezoelectricity-super-hydrophobic composite bed surface topography that field emission scanning electron microscope is observed.
Fig. 2 shows piezoelectricity-super-hydrophobic composite bed Contact-angle measurement picture.
Specific embodiment
With reference to the accompanying drawings and examples the invention will be further described.
As illustrated, the SU8000 in Fig. 1 represent using equipment model；10.0kV represents the voltage that equipment adds；
11.8mm represents the width of square sample；X10.0k represents multiplication factor；SE (UL) uses secondary electron scan pattern；5/7/
2016 times；5.00um scales；The utilization piezoelectricity that this example is provided-super-hydrophobic composite bed suppresses the method that ice/frost condenses, including
Following steps：
1) by piezoelectric ceramic piece cleaning and drying；
The step 1) in, first piezoelectric ceramic piece deionized water and positive acetone are carried out into alternately cleaning, then use
Ultrasonic cleaning machine is cleaned, then deionized water is rinsed, and is placed in being dried in vacuum drying chamber.
The step 1) in, vacuum drying chamber temperature is 4 hours for drying time at 80 DEG C.
The present embodiment is to take circular piezoelectric potsherd φ 50x1mm, and deionized water and positive acetone carry out alternately cleaning, so
Cleaned using ultrasonic cleaning machine afterwards, then deionized water is rinsed, and is placed in being dried in vacuum drying chamber, vacuum
Drying box temperature is 4 hours for drying time at 80 DEG C.
2) by air compressor to piezoelectric ceramic piece surface spraying super hydrophobic coating, and it is dried；
The step 2) in, the shower nozzle of air compressor and the distance of piezoelectric ceramic piece are between 20-25cm.
The present embodiment is to piezoelectric ceramic piece surface spraying super hydrophobic coating and dry by air compressor.Its is hollow
The shower nozzle of air compressor and the distance on piezoelectric ceramic piece surface are between 20-25cm.
3) excitation power supply is provided by the piezoelectric ceramic piece of spraying super hydrophobic coating.
The step 3) in, the voltage magnitude 200V of excitation power supply, frequency 20kHz.
The present embodiment is to provide excitation power supply, the wherein voltage of excitation power supply by the piezoelectric ceramic piece of spraying super hydrophobic coating
Amplitude 200V, frequency 20kHz.It it is 18 DEG C in environment temperature, air humidity is 80%, by piezoelectric ceramic piece, piezoelectricity-super-hydrophobic multiple
Close layer (being not powered on), piezoelectricity-super-hydrophobic being combined of applying excitation power supply is placed on cold bench surface, the temperature constant of cold bench is -8
DEG C, measure the frosting degree of specimen surface.The data for measuring are as shown in table 1.
Polyimides exchange flashover voltage value in air measured by the present invention of table 1
From table 1 it follows that the present embodiment provide more single super-hydrophobic more can effectively suppress coagulating for ice/frost
Knot.
Finally illustrate, above example is only unrestricted to illustrate technical scheme, although with reference to compared with
Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent, and without deviating from the objective and scope of the technical program, it all should cover in the present invention
Protection domain in the middle of.
Claims (6)
1. a kind of utilization piezoelectricity-super-hydrophobic composite bed suppresses the method that ice/frost condenses, it is characterised in that：Comprise the following steps：
1) by piezoelectric ceramic piece cleaning and drying；
2) by air compressor to piezoelectric ceramic piece surface spraying super hydrophobic coating, and it is dried；
3) excitation power supply is provided by the piezoelectric ceramic piece of spraying super hydrophobic coating.
2. the method for suppressing ice/frost condensation using piezoelectricity-super-hydrophobic composite bed as claimed in claim 1, it is characterised in that：Institute
State step 1) in cleaning clean and dry comprise the following steps that：Piezoelectric ceramic piece deionized water and positive acetone are carried out first
Alternately clean, then cleaned using ultrasonic cleaning machine, then deionized water is rinsed, and is placed in entering in vacuum drying chamber
Row drying.
3. the method for suppressing ice/frost condensation using piezoelectricity-super-hydrophobic composite bed as claimed in claim 1, it is characterised in that：Institute
State step 2) in air compressor shower nozzle and piezoelectric ceramic piece distance between 1cm-50cm.
4. the method for suppressing ice/frost condensation using piezoelectricity-super-hydrophobic composite bed as claimed in claim 1, it is characterised in that：Institute
State step 3) in excitation power supply voltage magnitude be 1-1000V, frequency is 10Hz-20MHz.
5. the method for suppressing ice/frost condensation using piezoelectricity-super-hydrophobic composite bed as claimed in claim 2, it is characterised in that：Institute
State step 1) in vacuum drying chamber temperature be 40-200 DEG C, drying time be 1-48 hours.
6. the method for suppressing ice/frost condensation using piezoelectricity-super-hydrophobic composite bed as claimed in claim 3, it is characterised in that：Institute
State step 3) in the alternating voltage that provided using excitation power supply driving composite bed to produce mechanical oscillation, sound wave and/or ultrasonic wave；
The alternating voltage is sinusoidal or impulse waveform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611032310.7A CN106631158A (en) | 2016-11-18 | 2016-11-18 | Method for inhibiting ice/frost condensation by piezoelectric-superhydrophobic composite layer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611032310.7A CN106631158A (en) | 2016-11-18 | 2016-11-18 | Method for inhibiting ice/frost condensation by piezoelectric-superhydrophobic composite layer |
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| CN201611032310.7A Pending CN106631158A (en) | 2016-11-18 | 2016-11-18 | Method for inhibiting ice/frost condensation by piezoelectric-superhydrophobic composite layer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107127190A (en) * | 2017-05-31 | 2017-09-05 | 中国空气动力研究与发展中心低速空气动力研究所 | The passive anti-icing equipment of master and its method that super hydrophobic material and vibration deicing are coupled |
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|---|---|---|---|---|
| KR20050106781A (en) * | 2004-05-06 | 2005-11-11 | 기아자동차주식회사 | An apparatus for anti freezing in vehicle wheel house |
| CN101514270A (en) * | 2009-02-27 | 2009-08-26 | 哈尔滨金士源科技有限公司 | Ice coating resistance paint composition |
| CN102676056A (en) * | 2012-06-01 | 2012-09-19 | 天津大学 | Nano composite ice-covering-proof coating containing phase change silicone oil and preparation method thereof |
| CN103409028A (en) * | 2013-07-29 | 2013-11-27 | 复旦大学 | Photocatalytic type self-repairing super-hydrophobic coating and preparation method thereof |
| CN103587206A (en) * | 2013-10-30 | 2014-02-19 | 溧阳市哈大成果转化中心有限公司 | Wing's leading edge with anti-icing coating |
| CN105716352A (en) * | 2016-04-26 | 2016-06-29 | 南京师范大学 | Frostless refrigerator capable of defrosting through coupling of ultrasonic waves and super-hydrophobic materials, and control method of frostless refrigerator |
-
2016
- 2016-11-18 CN CN201611032310.7A patent/CN106631158A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050106781A (en) * | 2004-05-06 | 2005-11-11 | 기아자동차주식회사 | An apparatus for anti freezing in vehicle wheel house |
| CN101514270A (en) * | 2009-02-27 | 2009-08-26 | 哈尔滨金士源科技有限公司 | Ice coating resistance paint composition |
| CN102676056A (en) * | 2012-06-01 | 2012-09-19 | 天津大学 | Nano composite ice-covering-proof coating containing phase change silicone oil and preparation method thereof |
| CN103409028A (en) * | 2013-07-29 | 2013-11-27 | 复旦大学 | Photocatalytic type self-repairing super-hydrophobic coating and preparation method thereof |
| CN103587206A (en) * | 2013-10-30 | 2014-02-19 | 溧阳市哈大成果转化中心有限公司 | Wing's leading edge with anti-icing coating |
| CN105716352A (en) * | 2016-04-26 | 2016-06-29 | 南京师范大学 | Frostless refrigerator capable of defrosting through coupling of ultrasonic waves and super-hydrophobic materials, and control method of frostless refrigerator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107127190A (en) * | 2017-05-31 | 2017-09-05 | 中国空气动力研究与发展中心低速空气动力研究所 | The passive anti-icing equipment of master and its method that super hydrophobic material and vibration deicing are coupled |
| CN107127190B (en) * | 2017-05-31 | 2023-04-07 | 中国空气动力研究与发展中心低速空气动力研究所 | Active and passive anti-icing device and method with coupled super-hydrophobic material and vibration deicing |
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