CN114771789A - Electromagnetic flow control device with extremely-high power consumption and application - Google Patents
Electromagnetic flow control device with extremely-high power consumption and application Download PDFInfo
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- CN114771789A CN114771789A CN202210446905.6A CN202210446905A CN114771789A CN 114771789 A CN114771789 A CN 114771789A CN 202210446905 A CN202210446905 A CN 202210446905A CN 114771789 A CN114771789 A CN 114771789A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
- B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
- B63G8/14—Control of attitude or depth
- B63G8/16—Control of attitude or depth by direct use of propellers or jets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
- B63B1/32—Other means for varying the inherent hydrodynamic characteristics of hulls
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
- B63B1/32—Other means for varying the inherent hydrodynamic characteristics of hulls
- B63B2001/327—Other means for varying the inherent hydrodynamic characteristics of hulls using magneto-hydrodynamic forces
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- Ocean & Marine Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
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Abstract
The invention relates to an electrode consumption electromagnetic flow control device and application, belonging to the field of electromagnetic flow control; the device comprises electromagnetic activation modules arranged on the upper surfaces of wings on two sides of an underwater glider, wherein each electromagnetic activation module comprises a plurality of electromagnetic activation units arranged along the wingspan direction of the glider; the electromagnetic activation unit sequentially comprises an N-pole magnetic pole plate, an anode plate, an S-pole magnetic pole plate and a cathode plate along the unfolding direction, and electromagnetic flow control is realized after the electromagnetic activation unit is electrified. The underwater glider is arranged on wings of the underwater glider in an embedded mode, so that the structure is simple and compact, and the internal space of the glider is saved; the electrode plates are arranged between the magnetic pole plates in the electromagnetic activation unit, so that the electrolyte content of seawater entering an electromagnetic flow control area can be improved through the sacrificial anode, the conductivity of the seawater is increased, the volume force is increased, and the electromagnetic control effect is improved.
Description
Technical Field
The invention belongs to the field of electromagnetic flow control, and particularly relates to an electrode consumption electromagnetic flow control device and application thereof.
Background
The glide ratio of an underwater glider is one of the key factors determining the range and the economy of the underwater glider, and the glide ratio is mainly determined by the lift-drag ratio of the underwater glider. Thus, lift-drag ratio is critical to glider range and economy. At present, the lift-drag ratio of the underwater glider with the fused wing body can reach 15-20 through shape optimization design, however, no matter how the shape is optimized, the resistance coefficient is increased and the lift coefficient is reduced due to the flow separation phenomenon in the sailing process, and further improvement of the lift-drag ratio is limited. Furthermore, relying solely on profile optimization to raise the lift-to-drag ratio of an underwater glider can narrow the interior space of the glider, impairing its detection capability or operating time. It is therefore necessary to introduce an active flow control scheme into the design of an underwater glider. Active flow control is an important technical way for improving hydrodynamic performance of an aircraft, wherein electromagnetic active flow control changes a fluid boundary layer structure through electromagnetic force, electromagnetic force is formed in a conductive fluid through an electromagnetic activation plate, and the flow field structure is controlled, the boundary layer structure is adjusted and hydrodynamic characteristics of a surrounding fluid are optimized through the electromagnetic force.
CN202010581012.3 proposes an active flow control system, which adopts an electromagnetic flow control actuator unit installed at the front end of the upper surface of the wing of an underwater glider, and a constant jet orifice and a synthetic jet orifice are sequentially opened at the position where the electromagnetic flow control actuator is installed on the surface of the wing, so as to realize active flow control; install electromagnetic flow control stopper in this patent application, the size of its electromagnetic force can not be adjusted, therefore electromagnetic flow control effect is not enough, needs the hydrodynamic force characteristic through normal jet orifice and synthetic jet orifice, carries out flow control's adjustment, consequently causes the structure to be responsible for, has taken the inner space of glider under water, and the water storage storehouse has increased the load of glider under water simultaneously.
Disclosure of Invention
The technical problem to be solved is as follows:
in order to avoid the defects of the prior art, the invention provides an electrode consumption electromagnetic flow control device and application thereof based on the principle of regulating the electromagnetic force by the electrolyte content in conductive liquid.
The technical scheme of the invention is as follows: an extremely-power-consumption electromagnetic flow control device comprises electromagnetic activation modules arranged on the upper surfaces of wings on two sides of an underwater glider, wherein each electromagnetic activation module comprises a plurality of electromagnetic activation units arranged along the wingspan direction of the glider; the electromagnetic activation unit sequentially comprises an N-pole magnetic pole plate, an anode plate, an S-pole magnetic pole plate and a cathode plate along the unfolding direction, and electromagnetic flow control is realized after the electromagnetic activation unit is electrified.
The invention further adopts the technical scheme that: the N pole magnetic pole plate, the anode plate, the S pole magnetic pole plate and the cathode plate are strip-shaped plate structures with equal width, and insulation parts are arranged between the N pole magnetic pole plate and the anode plate and between the S pole magnetic pole plate and the cathode plate.
The further technical scheme of the invention is as follows: the insulating part is a rubber insulating strip.
The further technical scheme of the invention is as follows: the widths of the N-pole magnetic pole plate, the anode plate, the S-pole magnetic pole plate and the cathode plate are 10 mm.
The invention further adopts the technical scheme that: the electromagnetic activation module is embedded on the upper surface of the wing, and the upper molded surface of the electromagnetic activation module is consistent with the upper molded surface of the wing.
The invention further adopts the technical scheme that: the anode plate and the cathode plate are respectively arranged on the upper surface of the wing through the replaceable electrode plate fixing structure, and the molded surface of the upper surface of the wing is consistent with the molded surface of the upper surface of the wing.
The further technical scheme of the invention is as follows: the replaceable electrode plate fixing structure is of a strip plate structure, the upper surface of the replaceable electrode plate fixing structure is provided with a mounting groove, and the inner wall of the mounting groove is provided with a plurality of hemispherical grooves; the side walls of the anode plate and the cathode plate are provided with a plurality of hemispherical bulges, the anode plate and the cathode plate are embedded in the mounting groove, and positioning is realized through the cooperation of the hemispherical bulges and the hemispherical grooves.
Use of an extremely power consumptive electromagnetic flow control device applied to a wing-body-fused underwater glider; the underwater glider is provided with a control unit and a power supply unit which are connected with an electrode power consumption electromagnetic flow control device to provide control signals and electric energy for the underwater glider.
The further technical scheme of the invention is as follows: the wing body fuses and is provided with reserved cable interface and reservation power interface on the wing of glider under water, utmost point power consumption electromagnetism flow control device is connected in control unit and power unit through reserving cable interface and reservation power interface.
The further technical scheme of the invention is as follows: the reserved cable interface and the reserved power interface are arranged below the high-power consumption electromagnetic flow control device and are convenient to connect with the control unit and the power unit.
Advantageous effects
The invention has the beneficial effects that: the electromagnetic flow control device with extremely high power consumption is arranged on the wings of the underwater glider in an embedded mode, the structure is simple and compact, and the internal space of the glider is saved;
the electromagnetic activation module of the polar power consumption electromagnetic flow control device is composed of a plurality of electromagnetic activation units arranged in a spreading direction, and an electrode plate is arranged between magnetic pole plates in the electromagnetic activation units, so that the electrolyte content of seawater entering an electromagnetic flow control area can be improved through a sacrificial anode, the conductivity of the seawater is increased, the volume force is increased, and the electromagnetic control effect is improved;
the electrode plate is installed on the wing through the replaceable electrode plate fixing structure, when the loss of the electrode plate is too large, the electrode plate is taken down from the replaceable electrode plate fixing structure, the whole device does not need to be replaced by replacing the electrode plate, and the replaceable electrode plate ensures the metal ion supplement of the electrode consumption electromagnetic flow control device.
Drawings
FIG. 1 is a schematic view of an underwater glider and an extremely dissipative electromagnetic flow control device;
FIG. 2 is a schematic view of a very electrically dissipative electromagnetic actuator;
FIG. 3 is an alternative electrode fixture;
FIG. 4 is an alternative electrode plate;
description of reference numerals: the device comprises a 1-underwater glider, a 2-electromagnetic activation unit, a 3-magnetic pole plate, a 4-replaceable electrode plate fixing structure, a 5-rubber insulating strip, a 6-reserved cable interface, a 7-reserved power interface and an 8-replaceable electrode plate.
Detailed Description
The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1 to 4, the polar current consumption electromagnetic flow control device based on the underwater glider of the present embodiment includes electromagnetic activation modules disposed on the upper surfaces of wings on both sides of the underwater glider, where the electromagnetic activation modules include a plurality of electromagnetic activation units 2 disposed along the wingspan direction of the glider; the electromagnetic activation unit 2 comprises an electromagnetic plate and a plate, an N-pole magnetic pole plate, an anode plate, an S-pole magnetic pole plate and a cathode plate are sequentially arranged in the unfolding direction, and electromagnetic flow control is realized after electrification. The anode plate and the cathode plate are replaceable electrode plates 8 which are respectively arranged on the wings through the replaceable electrode plate fixing structures 4.
As shown in fig. 2, the N-pole magnetic pole plate, the anode plate, the S-pole magnetic pole plate and the cathode plate in the electromagnetic activation unit 2 are of an equal-width structure, and the width is 10 mm; rubber insulating strips are arranged between the N-pole magnetic pole plate and the anode plate and between the S-pole magnetic pole plate and the cathode plate. The N-pole magnetic pole plate, the anode plate, the S-pole magnetic pole plate and the cathode plate form a group of activating plates, and the total number of the activating plates is 30.
Preferably, the electromagnetic activation module is embedded on the upper surface of the wing, and the upper profile of the electromagnetic activation module is consistent with the upper profile of the wing.
Preferably, the anode plate and the cathode plate are respectively mounted on the upper surface of the wing through a replaceable electrode plate fixing structure, and the profile of the upper surface is consistent with that of the upper surface of the wing.
Preferably, the replaceable electrode plate fixing structure is a strip-shaped plate structure, the upper surface of the replaceable electrode plate fixing structure is provided with an installation groove, and the inner wall of the installation groove is provided with a plurality of hemispherical grooves; the side walls of the anode plate and the cathode plate are provided with a plurality of hemispherical bulges, the anode plate and the cathode plate are embedded in the mounting groove, and positioning is realized through the cooperation of the hemispherical bulges and the hemispherical grooves.
In this embodiment, the electromagnetic activation module is fixed on the wings of the underwater glider through a fixing structure to control the flow of the underwater glider at a specific position. The replaceable electrode plate is fixed by a fixing device. And when the electromagnetic activation module is electrified, the replaceable electrode plate is electrified at the same time. The replaceable electrode plate generates electrochemical reaction after being electrified, and releases metal ions in the replaceable electrode plate into the surrounding seawater. The sacrificial anode is used as the seawater in the flow control area through electrochemical reaction to increase the conductivity, so that the electromagnetic flow control effect is further improved.
When detecting that the loss of the replaceable electrode plate is overlarge, the original lost replaceable electrode plate is disassembled manually for replacement. The invention relates to an extremely-power-consumption electromagnetic flow control device based on an underwater glider, wherein a communication cable interface and a power supply interface are reserved. The interface is directly connected with a corresponding control unit and a power supply unit of the underwater glider to provide electric energy and control signals for the extremely-power-consumption electromagnetic flow control device.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.
Claims (10)
1. An electrode consumption electromagnetic flow control device, characterized in that: the electromagnetic activation module is arranged on the upper surfaces of wings on two sides of the underwater glider and comprises a plurality of electromagnetic activation units arranged along the wingspan direction of the glider; the electromagnetic activation unit sequentially comprises an N-pole magnetic pole plate, an anode plate, an S-pole magnetic pole plate and a cathode plate along the unfolding direction, and electromagnetic flow control is realized after the electromagnetic activation unit is electrified.
2. The consumable electromagnetic flow control device of claim 1, wherein: the N pole magnetic pole plate, the anode plate, the S pole magnetic pole plate and the cathode plate are strip-shaped plate structures with equal width, and insulation parts are arranged between the N pole magnetic pole plate and the anode plate and between the S pole magnetic pole plate and the cathode plate.
3. The consumable electromagnetic flow control device of claim 2, wherein: the insulating part is a rubber insulating strip.
4. The consumable electromagnetic flow control device of claim 2, wherein: the widths of the N pole magnetic pole plate, the anode plate, the S pole magnetic pole plate and the cathode plate are 10 mm.
5. The current-consuming electromagnetic flow control device according to claim 1, characterized in that: the electromagnetic activation module is embedded on the upper surface of the wing, and the upper molded surface of the electromagnetic activation module is consistent with the upper molded surface of the wing.
6. The consumable electromagnetic flow control device of claim 5, wherein: the anode plate and the cathode plate are respectively arranged on the upper surface of the wing through the replaceable electrode plate fixing structure, and the profile of the upper surface is consistent with that of the upper surface of the wing.
7. The consumable electromagnetic flow control device of claim 6, wherein: the replaceable electrode plate fixing structure is of a strip plate structure, the upper surface of the replaceable electrode plate fixing structure is provided with a mounting groove, and the inner wall of the mounting groove is provided with a plurality of hemispherical grooves; the side walls of the anode plate and the cathode plate are provided with a plurality of hemispherical bulges, the anode plate and the cathode plate are embedded in the mounting groove, and positioning is realized through the matching of the hemispherical bulges and the hemispherical grooves.
8. Use of an extremely current-consuming electromagnetic flow control device as claimed in claim 1, characterized in that: the extremely-power-consumption electromagnetic flow control device is applied to the wing body fusion underwater glider; the underwater glider is provided with a control unit and a power supply unit which are connected with an electrode power consumption electromagnetic flow control device to provide control signals and electric energy for the underwater glider.
9. Use of an extremely current consuming electromagnetic flow control device according to claim 1, characterized in that: the wing body fuses and is provided with on the wing of glider under water and reserves cable interface and reserve power source, utmost point power consumption electromagnetism flow control device is connected in the control unit and power source unit through reserving cable interface and reserving power source.
10. Use of an extremely dissipative electromagnetic flow control device according to claim 1, characterized in that: the reserved cable interface and the reserved power interface are arranged below the high-power consumption electromagnetic flow control device and are convenient to connect with the control unit and the power unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210446905.6A CN114771789A (en) | 2022-04-08 | 2022-04-08 | Electromagnetic flow control device with extremely-high power consumption and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210446905.6A CN114771789A (en) | 2022-04-08 | 2022-04-08 | Electromagnetic flow control device with extremely-high power consumption and application |
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| CN114771789A true CN114771789A (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210446905.6A Pending CN114771789A (en) | 2022-04-08 | 2022-04-08 | Electromagnetic flow control device with extremely-high power consumption and application |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104554686A (en) * | 2013-10-22 | 2015-04-29 | 徐建宁 | Pole-expending magneto-hydrodynamic thruster |
| CN111674533A (en) * | 2020-06-23 | 2020-09-18 | 西北工业大学 | Underwater glider flow control device based on electromagnetic flow control |
| CN111688890A (en) * | 2020-06-23 | 2020-09-22 | 西北工业大学 | Closed-loop active flow control device of underwater glider based on synthetic jet |
| CN111688891A (en) * | 2020-06-23 | 2020-09-22 | 西北工业大学 | Open-loop active flow control device of underwater glider based on synthetic jet |
| CN111688892A (en) * | 2020-06-23 | 2020-09-22 | 西北工业大学 | Active flow control system for wing body fusion underwater glider |
| CN113277047A (en) * | 2021-06-18 | 2021-08-20 | 西北工业大学 | Synthetic fluidic device of glider under water based on electromagnetic induction formula |
-
2022
- 2022-04-08 CN CN202210446905.6A patent/CN114771789A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104554686A (en) * | 2013-10-22 | 2015-04-29 | 徐建宁 | Pole-expending magneto-hydrodynamic thruster |
| CN111674533A (en) * | 2020-06-23 | 2020-09-18 | 西北工业大学 | Underwater glider flow control device based on electromagnetic flow control |
| CN111688890A (en) * | 2020-06-23 | 2020-09-22 | 西北工业大学 | Closed-loop active flow control device of underwater glider based on synthetic jet |
| CN111688891A (en) * | 2020-06-23 | 2020-09-22 | 西北工业大学 | Open-loop active flow control device of underwater glider based on synthetic jet |
| CN111688892A (en) * | 2020-06-23 | 2020-09-22 | 西北工业大学 | Active flow control system for wing body fusion underwater glider |
| CN113277047A (en) * | 2021-06-18 | 2021-08-20 | 西北工业大学 | Synthetic fluidic device of glider under water based on electromagnetic induction formula |
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