CN219565463U - Ice prevention and removal integrated device based on arc discharge synthetic jet - Google Patents
Ice prevention and removal integrated device based on arc discharge synthetic jet Download PDFInfo
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- CN219565463U CN219565463U CN202321312901.5U CN202321312901U CN219565463U CN 219565463 U CN219565463 U CN 219565463U CN 202321312901 U CN202321312901 U CN 202321312901U CN 219565463 U CN219565463 U CN 219565463U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model belongs to the field of ice prevention and removal, and particularly relates to an ice prevention and removal integrated device based on arc discharge synthetic jet flow. The housing is provided with a receiving cavity with an opening. The electrode group is provided with a first discharge gap and a second discharge gap which are positioned in the accommodating cavity. The power supply control device is electrically connected with the electrode group, and can selectively output a high-frequency low-energy voltage signal and a low-frequency high-energy voltage signal, wherein the high-frequency low-energy voltage signal is communicated between the first discharge gaps, and the low-frequency high-energy voltage signal is communicated between the second discharge gaps. In the actual deicing process, a first discharge gap with smaller spacing is firstly connected, high-temperature weak jet ice melting is generated through a high-frequency low-energy discharge mode, then a second discharge gap with larger spacing is connected, and instantaneous strong jet ice breaking is generated through a low-frequency high-energy discharge mode. The ice prevention and removal integrated device has low energy consumption and is easy to be designed integrally with parts or facilities with ice prevention and removal requirements.
Description
Technical Field
The utility model relates to the technical field of ice control, in particular to an ice control integrated device based on arc discharge synthetic jet flow.
Background
Icing phenomenon commonly exists in engineering practice, such as blades of wind driven generators, and the environment humidity is high in low-temperature rainy and snowy weather, and a large amount of water vapor is condensed on the surfaces of the blades to cause icing. In the flight process of various aircrafts, for example, when the aircrafts fly under the icing meteorological conditions lower than the freezing point, supercooled water drops in the atmosphere strike the surface of the aircrafts, icing phenomena can easily occur on the surfaces of wings, tail wings, rotors, air inlets and other parts, the weight of the aircrafts is increased, the aerodynamic shape of the surface of the aircrafts is damaged, the flow field of the bypass flow is changed, the aerodynamic performance is damaged, and flight safety accidents are easily caused.
The existing surface deicing technology comprises electrothermal deicing, mechanical deicing and other methods. Traditional hot gas jet deicing needs to be provided with a pipeline supply system, the heat utilization rate is low, the air entraining pipeline can increase the weight of an airplane, the thrust of an engine is lost, the electrothermal ice preventing and removing application range is limited, and the electricity consumption is large.
Disclosure of Invention
The embodiment of the utility model provides an integrated device for preventing and removing ice based on arc discharge synthetic jet flow, which aims to solve the technical problems of high energy consumption and low deicing efficiency of the existing deicing device.
In order to achieve the above object, the present utility model provides an integrated device for controlling ice based on an arc discharge synthetic jet, comprising:
the shell is internally provided with a containing cavity, and an opening for communicating the containing cavity with the outside is arranged on the shell;
the electrode group is arranged on the shell and is provided with a first discharge gap and a second discharge gap which are positioned in the accommodating cavity, and the first discharge gap is smaller than the second discharge gap; and
the power supply control device is electrically connected with the electrode group, and can selectively output a high-frequency low-energy voltage signal and a low-frequency high-energy voltage signal, wherein the high-frequency low-energy voltage signal is communicated between the first discharge gaps, and the low-frequency high-energy voltage signal is communicated between the second discharge gaps.
Optionally, the electrode group includes:
the first capacitor is connected in series between the first discharge gap and the power supply control device; and
the second capacitor is connected in series between the second discharge gap and the power supply control device.
Optionally, the first discharge gap is 0.5mm-1.5mm; and/or the second discharge gap is 2.5mm-3.5mm.
Optionally, the first discharge gap and the second discharge gap are arranged on different lines, and the power supply control device realizes switching of the lines through a single-pole double-throw switch so as to selectively switch on the first discharge gap and the second discharge gap.
Optionally, the electrode group comprises a first positive electrode, a second positive electrode and a public negative electrode, wherein one end of the first positive electrode and one end of the public negative electrode extend into the accommodating cavity and form a first discharge gap; one end of the second positive electrode extends into the accommodating cavity and forms a second discharge gap with one end of the common negative electrode, which is positioned in the accommodating cavity.
Optionally, the first positive electrode, the second positive electrode and the common negative electrode are located on the same plane, and the first positive electrode and/or the second positive electrode and the common negative electrode form an included angle.
Optionally, the electrode group comprises a first positive electrode, a second positive electrode, a first negative electrode and a second negative electrode, wherein one end of the first positive electrode and one end of the first negative electrode extend into the accommodating cavity and form a first discharge gap; one end of the second positive electrode and one end of the second negative electrode extend into the accommodating cavity and form a second discharge gap.
Optionally, the first positive electrode, the second positive electrode, the first negative electrode and the second negative electrode are positioned on the same plane, the first positive electrode and the first negative electrode are arranged at an included angle, and the second positive electrode and the second negative electrode are arranged at an included angle; or alternatively, the first and second heat exchangers may be,
the first positive electrode, the second positive electrode, the first negative electrode and the second negative electrode are positioned on the same plane, the first positive electrode and the first negative electrode are arranged in parallel, and the second positive electrode and the second negative electrode are arranged in parallel.
Optionally, the accommodating cavity comprises a first cavity and a second cavity which are independent of each other, the opening comprises a first sub-opening communicated with the first cavity and a second sub-opening communicated with the second cavity, the first discharge gap is located in the first cavity, and the second discharge gap is located in the second cavity.
Optionally, the integrated device for preventing and removing ice further comprises a controller, an ice layer thickness detector and an adhesion force detector, wherein the power supply control device, the ice layer thickness detector and the adhesion force detector are electrically connected with the controller, the ice layer thickness detector and the adhesion force detector are used for being arranged on a component with a requirement for preventing and removing ice, the ice layer thickness detector is used for detecting the thickness of an ice layer, and the adhesion force detector is used for detecting the adhesion force of the ice layer.
The ice control integrated device based on the arc discharge synthetic jet flow has the beneficial effects that: compared with the prior art, the ice prevention and removal integrated device disclosed by the utility model has the advantages that the first discharge gap and the second discharge gap with different pitches in the electrode group are utilized, the first discharge gap with smaller pitches is connected in cooperation with the power supply control device in the actual deicing process, high-temperature weak jet flow is generated through a high-frequency low-energy discharge mode, ice is melted through a thermal effect, the adhesion between ice and the surface of a part with the ice prevention and removal requirement is reduced, then the second discharge gap with larger pitches is connected, instant strong jet flow is generated through a low-frequency high-energy discharge mode, and penetrating cracks are generated on ice cubes through jet shock waves and impulse effects to remove ice. The device for preventing and removing ice integrated based on the arc discharge synthetic jet has low energy consumption, and the problem that an ice melting device is additionally added to reduce the adhesion force between interfaces in the deicing process is avoided.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Wherein:
FIG. 1 is a schematic circuit diagram of an integrated device for controlling ice based on an arc discharge synthetic jet;
FIG. 2 is a schematic cross-sectional view of the housing and electrode assembly of FIG. 1;
FIG. 3 is a schematic circuit diagram of another integrated device for controlling ice based on an arc discharge synthetic jet according to an embodiment of the present utility model;
FIG. 4 is a schematic cross-sectional view of the housing and electrode assembly of FIG. 3;
FIG. 5 is a schematic longitudinal cross-sectional view of the housing and electrode assembly of FIG. 3;
FIG. 6 is a schematic circuit diagram of another integrated device for controlling ice based on an arc discharge synthetic jet according to an embodiment of the present utility model;
FIG. 7 is a schematic cross-sectional view of the housing and electrode assembly of FIG. 6;
FIG. 8 is a schematic cross-sectional view of the housing and electrode assembly of FIG. 6;
fig. 9 is a schematic view showing the structure of an integrated device for controlling ice by arc discharge synthetic jet according to an embodiment of the present utility model.
Description of main reference numerals:
10. a component;
20. an ice layer thickness detector;
30. an adhesion force detector;
100. a housing; 101. a receiving chamber; 1011. a first chamber; 1012. a second chamber; 102. an opening; 1021. a first sub-opening; 1022. a second sub-opening; 110. a housing; 120. a cover body;
201. a first discharge gap; 202. a second discharge gap; 210. a first positive electrode; 220. a second positive electrode; 230. a common negative electrode; 240. a first positive electrode; 250. a second positive electrode; 260. a first negative electrode; 270. a second negative electrode; 280. a first capacitor; 290. a second capacitor;
300. a power supply control device;
400. a single pole double throw switch;
500. and a controller.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many other different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
An embodiment of the present utility model provides an ice control integrated device based on an arc discharge synthetic jet, which includes a housing 100, an electrode group, and a power control device 300, as shown in fig. 1 to 4. The housing 100 is provided with a housing chamber 101 inside, and the housing 100 is provided with an opening 102 for communicating the housing chamber 101 with the outside. The electrode group is disposed on the casing 100, and the electrode group has a first discharge gap 201 and a second discharge gap 202 disposed in the accommodating cavity 101, where the first discharge gap 201 is smaller than the second discharge gap 202. The power control device 300 is electrically connected to the electrode group, and the power control device 300 is capable of selectively outputting a high-frequency low-energy voltage signal and a low-frequency high-energy voltage signal, wherein the high-frequency low-energy voltage signal is connected between the first discharge gaps 201, and the low-frequency high-energy voltage signal is connected between the second discharge gaps 202.
In the embodiment of the utility model, the ice prevention and removal integrated device utilizes the first discharge gap 201 and the second discharge gap 202 with different pitches in the electrode group, and is matched with the power supply control device 300, in the actual deicing process, the first discharge gap 201 with smaller pitch is firstly connected, high-temperature weak jet flow is generated through a high-frequency low-energy discharge mode, ice is melted through a thermal effect, the adhesion force between ice and the surface of a part with ice prevention and removal requirements is reduced, then the second discharge gap 202 with larger pitch is connected, instant strong jet flow is generated through a low-frequency high-energy discharge mode, and penetrating cracks are generated on ice cubes through jet flow shock waves and impulse effects, and ice is removed. The anti-icing and deicing integrated device based on the arc discharge synthetic jet has no mechanical actuating component, no air source and pipeline supply system, no additional heating device, simple structure and easy miniaturization; only electric energy is consumed during working, and the energy consumption of the pulse jet flow is low; the device has no complex air source pipeline, only has a simple power circuit, has small volume and strong environment adaptability, is easy to carry out distributed layout and package, and is easy to integrally design with parts or facilities with the need of preventing and removing ice; in addition, the problem that an additional ice melting device is required to be additionally arranged for reducing the adhesion force between interfaces in the deicing process is avoided.
In one embodiment, as shown in fig. 1, 3 and 6, the electrode set includes a first capacitor 280 and a second capacitor 290, the first capacitor 280 is connected in series between the first discharge gap 201 and the power control device 300, and the second capacitor 290 is connected in series between the second discharge gap 202 and the power control device 300.
Specifically, the discharge energy q= (1/2) CU 2 Wherein Q is discharge energy, C is capacitance, U is breakdown voltage, the breakdown voltage corresponds to the discharge gap, and the larger the discharge gap is, the larger the breakdown voltage is. It will be appreciated that with the same capacitance, the discharge gap and breakdown voltage are different, the resulting discharge energy is different, and the resulting jet intensity is different.
The power control device 300 comprises a high-voltage direct current circuit and a high-voltage pulse circuit, wherein the high-voltage direct current circuit provides direct current power output with adjustable voltage and current, meets the adjustment of different discharge voltages, and realizes the matching of the capacitor discharge frequency and the high-voltage pulse power supply frequency. Taking the power control device 300 as an example for turning on the second discharge gap 202, the high voltage dc circuit charges the second capacitor 290, a potential difference is established between the two electrodes of the second discharge gap 202, and the high voltage pulse circuit provides high voltage pulses with adjustable frequency for establishing an electron flow channel and igniting an arc. Under the excitation of the high-voltage pulse circuit, air breakdown occurs between electrodes at two ends of the second discharge gap 202 in the casing 100, an electron flow channel is generated, spark discharge is established, and power injection is completed. The spark discharge in the second discharge gap 202 produces a rapid gas heating effect on the air in the accommodating cavity 101, and causes the temperature and pressure in the accommodating cavity 101 to rise sharply, and the heated and pressurized gas is ejected from the opening 102 at a high speed, so that a plasma jet with a speed of hundreds of meters per second is formed.
In one embodiment, the power control device 300 is configured to turn on the first discharge gap 201, where the discharge frequency of the first discharge gap 201 is 1000Hz-5000Hz, and the energy released is in the mJ order, corresponding to the high-frequency low-energy discharge mode described above, for generating a high-temperature weak jet, melting ice by using thermal effect, and reducing adhesion between ice and the surface of the component in need of ice control. The discharge frequency and the released energy range are set, so that a good ice melting effect can be achieved, and the energy consumption can be reduced. Of course, it is understood that in other embodiments, the discharge frequency and the energy released range may be set to other values or ranges as long as thermal effect melting ice is produced.
The power control device 300 is configured to generate an instantaneous strong jet corresponding to the low frequency high energy discharge mode described above, to generate a penetrating crack in ice cubes and to deice ice cubes by jet shock and impulse effects, when the second discharge gap 202 is turned on, the discharge frequency of the second discharge gap 202 is less than or equal to 1Hz, and the released energy range is of the order of J. The discharge frequency and the released energy range are set, so that a good ice breaking effect can be achieved, and the energy consumption can be reduced. Of course, it is understood that in other embodiments, the discharge frequency and the energy range released may also be set to other values or ranges, so long as a strong jet of ice breaking can be generated.
In one embodiment, the first discharge gap 201 is 0.5mm-1.5mm.
By providing the first discharge gap 201 as described above, it is possible to preferably realize ice melting by using a thermal effect by generating a high-temperature weak jet in a high-frequency low-energy discharge mode after the power supply control device 300 turns on the first discharge gap 201.
Preferably, the first discharge gap 201 is set to 1mm.
In one embodiment, the second discharge gap 202 is 2.5mm-3.5mm.
By setting the second discharge gap 202 as described above, it can be better realized that after the power control device 300 turns on the second discharge gap 202, an instantaneous strong jet is generated by a low-frequency high-energy discharge mode, and penetrating cracks are generated on ice cubes by using jet shock waves and impulse effects, and ice is removed.
Preferably, the second discharge space is set to 3mm.
In one embodiment, as shown in fig. 1 to 2, the electrode group includes a first positive electrode 210, a second positive electrode 220, and a common negative electrode 230, and one end of the first positive electrode 210 and one end of the common negative electrode 230 extend into the accommodating chamber 101 and form a first discharge gap 201; one end of the second positive electrode 220 extends into the accommodating chamber 101 and forms a second discharge gap 202 with one end of the common negative electrode 230 located in the accommodating chamber 101. Here, the first discharge gap 201 is formed at the minimum distance of both the first positive electrode 210 and the common negative electrode 230, and the second discharge gap 202 is formed at the minimum distance of both the second positive electrode 220 and the common negative electrode 230.
By the above arrangement, the first discharge gap 201 and the second discharge gap 202 are formed with three electrodes, and the structure is simple.
Specifically, the first positive electrode 210, the second positive electrode 220 and the common negative electrode 230 are located on the same plane, and the first positive electrode 210 and/or the second positive electrode 220 are disposed at an angle with respect to the common negative electrode 230, preferably at an angle of 120 ° between adjacent electrodes. The first positive electrode 210, the second positive electrode 220 and the common negative electrode 230 are made of high-temperature-resistant and good-conductivity metal (such as tungsten metal), and the length and the diameter can be adjusted according to arrangement requirements.
It will be appreciated that the first discharge gap 201 and the second discharge gap 202 may also be formed in other ways, for example, in another embodiment, as shown in fig. 3 to 5, the electrode group includes a first positive electrode 240, a second positive electrode 250, a first negative electrode 260, and a second negative electrode 270, and one end of the first positive electrode 240 and one end of the first negative electrode 260 each extend into the accommodating chamber 101 and form the first discharge gap 201; one end of the second positive electrode 250 and one end of the second negative electrode 270 each extend into the accommodating chamber 101 and form a second discharge gap 202. Here, the first discharge gap 201 is formed at the minimum distance of both the first positive electrode 240 and the first negative electrode 260, and the second discharge gap 202 is formed at the minimum distance of both the second positive electrode 250 and the second negative electrode 270.
Specifically, in one implementation, as shown in fig. 4, the first positive electrode 240, the second positive electrode 250, the first negative electrode 260, and the second negative electrode 270 are located on the same plane, and the first positive electrode 240 and the first negative electrode 260 are arranged in parallel, and the second positive electrode 250 and the second negative electrode 270 are arranged in parallel, preferably, the first positive electrode 240 and the first negative electrode 260 are arranged in a line, and the second positive electrode 250 and the second negative electrode 270 are arranged in a line.
In yet another implementation, not shown in the figure, the first positive electrode, the second positive electrode, the first negative electrode and the second negative electrode are located on the same plane, and the first positive electrode and the first negative electrode are disposed at an angle, and the second positive electrode and the second negative electrode are disposed at an angle, preferably, the first positive electrode and the first negative electrode are disposed at 90 ° and the second positive electrode and the second negative electrode are disposed at 90 °.
In a more specific embodiment, as shown in fig. 6 to 8, the receiving chamber 101 includes a first chamber 1011 and a second chamber 1012 independent from each other, the opening 102 includes a first sub-opening 1021 communicating with the first chamber 1011 and a second sub-opening 1022 communicating with the second chamber 1012, the first discharge gap 201 is located in the first chamber 1011, and the second discharge gap 202 is located in the second chamber 1012.
By disposing the first discharge gap 201 and the second discharge gap 202 in the first chamber 1011 and the second chamber 1012, respectively, which are independent of each other, the respective discharge operations of the first discharge gap 201 and the second discharge gap 202 are not affected by each other, and the first discharge gap 201 and the second discharge gap 202 are ensured to operate stably and reliably.
In some embodiments, as shown in fig. 1, 3 and 5, the housing 100 includes a casing 110 and a cover 120, the accommodating cavity 101 is formed by buckling the casing 110 and the cover 120, the casing 110 and the cover 120 are made of a material with high strength and insulation, such as hexagonal boron nitride ceramic, resin or nylon, and the volume of the cavity inside the accommodating cavity 101 is smaller to ensure the boosting effect. The opening 102 is provided on the cover 120, and the opening 102 is slit-shaped or straight circular tube-shaped or contractible circular tube-shaped or expandable circular or Laval nozzle-shaped, etc.
In some embodiments, as shown in fig. 1, 3 and 6, the first discharge gap 201 and the second discharge gap 202 are disposed on different lines, and the power control device 300 implements switching of the lines through a single pole double throw switch 400 (such as a single pole double throw relay), so that the power control device 300 selectively turns on the first discharge gap 201 and the second discharge gap 202.
Of course, it is conceivable that in other implementations, by providing switches on the line in which the first discharge gap 201 is located and the line in which the second discharge gap 202 is located, respectively, and by controlling the opening and closing of the switches on different lines, it is also possible to achieve that the power supply control device 300 selectively turns on the first discharge gap 201 and the second discharge gap 202.
As the background technology, the anti-icing and anti-icing integrated device based on the arc discharge synthetic jet flow can be widely applied to various devices in various fields for anti-icing, such as wings of aircrafts. In practical applications, the number of the ice control integrated devices may be determined according to the size of the surface of the member in which the ice control is required. Specifically, a plurality of the ice control integrated devices are arranged in an array mode at certain intervals according to the geometric characteristics of the surfaces of the parts with the ice control requirements, factors such as freezing temperature, freezing thickness and the like.
In some specific embodiments, as shown in fig. 9, the integrated device for preventing and removing ice based on the arc discharge synthetic jet further comprises a controller 500, an ice layer thickness detector 20 and an adhesion force detector 30, wherein the power control device 300, the ice layer thickness detector 20 and the adhesion force detector 30 are all electrically connected with the controller 500, the ice layer thickness detector 20 and the adhesion force detector 30 are used for being arranged on the component 10 with the need of preventing and removing ice, the ice layer thickness detector 20 is used for detecting the thickness of the ice layer, and the adhesion force detector 30 is used for detecting the adhesion force of the ice layer.
The icing thickness is detected by the ice layer thickness detector 20 attached to the surface of the component 10, when the icing thickness reaches a certain thickness (such as 10 mm), the single-pole double-throw switch 400 is controlled by the controller 500 to be communicated with an electrode pair forming the first discharge gap 201, high-frequency low-energy is output by the power control device 300 to generate a thermal jet flow, ice on an interface is melted, whether a water film is formed or not is monitored by the adhesion force detector 30 attached to the surface of the component 10, after the water film is formed, the single-pole double-throw switch 400 is controlled by the controller 500 to be switched to be communicated with the electrode pair forming the second discharge gap 202, low-frequency high-energy is output by the power control device 300, the opening 102 is enabled to generate a high-intensity jet flow, and the deicing effect is achieved.
In this embodiment, the controller 500 acquires the ice thickness and the ice adhesion force data acquired by the ice thickness detector 20 and the adhesion force detector 30 in real time, and controls the single-pole double-throw switch 400 and the power control device 300 according to the acquired ice thickness and ice adhesion force data, that is, when the ice thickness and the adhesion force reach the set values, the first discharge gap 201 and the second discharge gap 202 can be controlled to work successively, so as to accurately control the deicing time, and avoid the waste of energy consumption caused by the incapacity of removing the too thick ice layer or the too thin ice layer.
Specifically, the component 10 in need of ice control is provided with mounting holes for the housing 100, the ice layer thickness detector 20 and the adhesion force detector 30, and the housing 100, the ice layer thickness detector 20 and the adhesion force detector 30 are mounted in the respective mounting holes with their outer surfaces flush with the surface of the component 10 where they are located. The ice layer thickness detector 20 is implemented by means of a pressure sensor, infrared detection or temperature detection, determines the icing thickness by detecting, and returns thickness data to the control system to determine whether deicing is required. The adhesion force detector 30 can be realized by monitoring the thickness of the water film between the surface of the component 10 and the ice layer, if no water film is detected between the surface of the component 10 and the ice layer, the adhesion force is large, if the water film is detected between the surface of the component 10 and the ice layer or the water film thickness reaches a certain value, the adhesion force is small, so that the deicing time is judged, and the adhesion force is weakened according to the requirement.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of the utility model should be assessed as that of the appended claims.
Claims (10)
1. An integrated device for preventing and removing ice based on arc discharge synthetic jet flow is characterized by comprising:
the shell is internally provided with a containing cavity, and an opening for communicating the containing cavity with the outside is arranged on the shell;
the electrode group is arranged on the shell and is provided with a first discharge gap and a second discharge gap which are positioned in the accommodating cavity, and the first discharge gap is smaller than the second discharge gap; and
the power supply control device is electrically connected with the electrode group, and can selectively output a high-frequency low-energy voltage signal and a low-frequency high-energy voltage signal, wherein the high-frequency low-energy voltage signal is communicated between the first discharge gaps, and the low-frequency high-energy voltage signal is communicated between the second discharge gaps.
2. The ice control integrated device according to claim 1, wherein the electrode group comprises:
the first capacitor is connected in series between the first discharge gap and the power supply control device; and
and the second capacitor is connected in series between the second discharge gap and the power supply control device.
3. The ice control integrated device according to claim 1, wherein the first discharge gap is 0.5mm to 1.5mm; and/or the second discharge gap is 2.5mm-3.5mm.
4. The ice control integrated device according to claim 1, wherein the first discharge gap and the second discharge gap are provided on different lines, and the power supply control device switches the lines by a single pole double throw switch to selectively turn on the first discharge gap and the second discharge gap.
5. The ice control integrated device according to any one of claims 1 to 4, wherein the electrode group includes a first positive electrode, a second positive electrode, and a common negative electrode, and one end of the first positive electrode and one end of the common negative electrode each extend into the accommodation chamber and form the first discharge gap; one end of the second positive electrode stretches into the accommodating cavity and forms a second discharge gap with one end of the common negative electrode, which is positioned in the accommodating cavity.
6. The ice control integrated device according to claim 5, wherein the first positive electrode, the second positive electrode, and the common negative electrode are positioned on the same plane, and the first positive electrode and/or the second positive electrode is disposed at an angle to the common negative electrode.
7. The ice control integrated device according to any one of claims 1 to 4, wherein the electrode group includes a first positive electrode, a second positive electrode, a first negative electrode, and a second negative electrode, and one end of the first positive electrode and one end of the first negative electrode each extend into the accommodation chamber and form the first discharge gap; one end of the second positive electrode and one end of the second negative electrode extend into the accommodating cavity and form the second discharge gap.
8. The ice control integrated device according to claim 7, wherein the first positive electrode, the second positive electrode, the first negative electrode, and the second negative electrode are positioned on the same plane, and the first positive electrode and the first negative electrode are disposed at an angle, and the second positive electrode and the second negative electrode are disposed at an angle; or alternatively, the first and second heat exchangers may be,
the first positive electrode, the second positive electrode, the first negative electrode and the second negative electrode are located on the same plane, the first positive electrode and the first negative electrode are arranged in parallel, and the second positive electrode and the second negative electrode are arranged in parallel.
9. The ice control integrated device according to claim 8, wherein the housing chamber includes a first chamber and a second chamber independent of each other, the opening includes a first sub-opening communicating with the first chamber and a second sub-opening communicating with the second chamber, the first discharge gap is located in the first chamber, and the second discharge gap is located in the second chamber.
10. The ice control integrated device according to any one of claims 1 to 4, further comprising a controller, an ice layer thickness detector and an adhesion force detector, wherein the power supply control device, the ice layer thickness detector and the adhesion force detector are all electrically connected to the controller, the ice layer thickness detector and the adhesion force detector are provided on a member requiring ice control, the ice layer thickness detector is provided for detecting an ice layer thickness, and the adhesion force detector is provided for detecting an ice layer adhesion force.
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| CN202321312901.5U CN219565463U (en) | 2023-05-26 | 2023-05-26 | Ice prevention and removal integrated device based on arc discharge synthetic jet |
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| CN202321312901.5U CN219565463U (en) | 2023-05-26 | 2023-05-26 | Ice prevention and removal integrated device based on arc discharge synthetic jet |
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