KR102246232B1 - Washing system for solar panel with microbubble generating function - Google Patents

Abstract

The present invention provides a first port through which washing water is introduced, a second port through which air is introduced from the outside, and a third port through which a gas-liquid mixture fluid (hereinafter, referred to as washing liquid) is discharged to generate microbubbles by mixing the washing water and the air. A first unit comprising; A second unit mounted along an outer circumferential surface of an operating shaft rotating by receiving a driving force and including a brush array interlocking with the operating shaft, wherein the brush array is rotated in contact with the target surface to remove foreign substances from the target surface; And a third unit that is open on one side and includes a cover for accommodating the working shaft and the brush array, and inducing the washing liquid to swirl and spray on the target surface side with the rotation of the brush array. It relates to a cleaning system for a photovoltaic panel equipped with a microbubble generation function.

Description

Washing system for solar panel with microbubble generation function {WASHING SYSTEM FOR SOLAR PANEL WITH MICROBUBBLE GENERATING FUNCTION}

The present invention relates to a cleaning system for a photovoltaic panel having a microbubble generation function, and more particularly, a microbubble that can reliably and effectively remove foreign matter deposited on the surface of the photovoltaic panel with a relatively simple configuration. It relates to a cleaning system for a solar condensing panel equipped with a generating function.

The condensing panel of a solar power plant has a surface made of a low-carbon tempered glass material, and the surface shape of this glass is formed in the shape of a contour that scatters sunlight in order to condense it as much as possible.

However, recently, as fine dust of a small size (for example, PM2.5 or less) penetrates the surface of the condensing panel, the amount of solar power generation is reduced or decreased.

As invented from the above point of view, there may be mentioned things such as “solar power generation system having a solar module cleaning device” (hereinafter, “prior art”) of Korean Patent No. 10-1340039.

The prior art includes a sprinkler for cleaning the solar module, an air compressor for spraying compressed air for removing snow, a pump that supplies water to the sprinkler, a pollution level measurement sensor that measures the pollution level of the solar module, and snow detection. It is a structure that includes a snow sensor, a water recovery device, a control unit, and a monitoring system for.

However, the prior art has too many places requiring continuous monitoring and supervision, has a complex structure, and can be said to be a management system especially suitable for installation of large-scale solar power generation facilities, so a large space and area are required for installation and construction. Of course, there was a problem that enormous costs were required.

In particular, the prior art may be useful for removing foreign substances such as general dust or soil, but the present applicant was able to confirm that the removal efficiency of the ultrafine dust of PM2.5 or less as described above was significantly lowered.

Registered Patent No. 10-1340039

The present invention was invented to improve the above-described problems, for a solar condensing panel equipped with a microbubble generation function to reliably and effectively remove foreign matters stacked on the surface of the solar condensing panel with a relatively simple configuration. To provide a cleaning system.

In addition, the present invention is to provide a cleaning system for a photovoltaic panel having a microbubble generation function that enables efficient management of a photovoltaic power generation facility.

In order to achieve the above object, the present invention provides a gas-liquid mixture fluid (hereinafter, referred to as hereinafter), a first port through which washing water is introduced, a second port through which air is introduced from the outside, and a microbubble generated by mixing the washing water and the air. A first unit including a third port through which washing liquid) is discharged; A second unit mounted along an outer circumferential surface of an operating shaft rotating by receiving a driving force and including a brush array interlocking with the operating shaft, wherein the brush array is rotated in contact with the target surface to remove foreign substances from the target surface; And a third unit that is open on one side and includes a cover for accommodating the working shaft and the brush array, and inducing the washing liquid to swirl and spray on the target surface side with the rotation of the brush array. It is possible to provide a cleaning system for a solar condensing panel equipped with a microbubble generation function.

Here, a water supply source connected to the first unit and a pipe, a pump mounted on a pipe between the water supply source and the first unit to transfer water from the water supply source to the first unit, and the pump and the first unit A microfilter that is mounted on a pipe between one unit and filters impurities and foreign substances of water transferred from the water supply source, and a microfilter that is mounted on a pipe between the microfilter and the first unit of the first unit to collect ions in water. It characterized in that it further comprises an ion exchange group including an ion exchange resin to be removed.

In this case, the first unit includes an outer cylinder through which the first port having a first diameter is formed at one end and the third port having a second diameter smaller than the first port is formed at the other end, and the outer cylinder It is mounted in a first step groove formed stepwise toward the third port on the inner circumferential surface of the outer cylinder, and has an outer circumferential surface facing the inner circumferential surface of the outer cylinder, and the one end side surface facing the first port is closed, and the third port and The second side facing the other end is stepped from the first port side toward the third port side on the inner circumferential surface of the first stepped groove to form an open inner passage and a space in which the washing water is temporarily accommodated. A stepped groove, a start portion formed with a third diameter smaller than the second diameter from the outer circumferential surface of the outer cylinder, and a fourth formed to gradually narrow toward the outer circumferential surface of the inner cylinder and smaller than the third diameter through the inner circumferential surface of the outer cylinder. It characterized in that it includes an end portion penetrated in diameter, and further comprises the second port through which the air is introduced from the start portion through the end portion.

And, the first unit, the mixing space formed between a side surface of the inner cylinder and a portion of the outer peripheral surface of the inner cylinder exposed to face the inner peripheral surface of the second step groove, and the inner space of the inner cylinder to communicate with each other, A mixing unit for inducing the mixed washing liquid mixed with the air introduced through the second port and the washing water introduced into the mixing space to be introduced into the inner space of the inner cylinder toward the third port, and It is characterized in that it further comprises a generator formed on the inner circumferential surface to induce the generation of microbubbles as the washing liquid guided by the mixing unit forms a vortex and moves toward the third port side.

In addition, the generator is characterized in that it comprises a plurality of forming rods radially protruding toward the center of the inner cylinder along the inner circumferential surface of the inner cylinder.

And, the generation unit includes a vortex forming array consisting of a plurality of forming rods radially protruding toward the center of the inner cylinder along the inner circumferential surface of the inner cylinder, wherein the plurality of vortex forming arrays are formed along the inner circumferential surface of the inner cylinder. It characterized in that it is arranged spaced apart at regular intervals toward the 3 port side.

In addition, the generation unit includes a vortex forming array consisting of a plurality of forming rods radially protruding toward the center of the inner cylinder along the inner circumferential surface of the inner cylinder, and the plurality of vortex forming arrays include the first vortex forming array along the inner circumferential surface of the inner cylinder. 3 It is arranged to be spaced apart at regular intervals toward the port side, and each of the plurality of vortex-forming arrays is rotated at different angles with respect to neighboring vortex-forming arrays.

In addition, the second unit includes a driving motor built in the cover to be operated by receiving power from the outside or operated by its own power, and a plurality of protruding spirally along the outer circumferential surface of the operation shaft connected to the driving shaft of the driving motor. And the brush array consisting of brush hairs, wherein a part of an outer circumferential surface of the virtual circle formed by connecting outer edges of the brush array is exposed from an open surface of the cover.

According to the present invention having the above configuration, since it is possible to reliably remove foreign substances such as fine particles including micro-nano-scale ultrafine dust stacked on the condensing panel of a solar power generation facility with a relatively simple configuration, solar power generation Efficient management of equipment will be possible.

1 is a perspective view showing the configuration of a first unit, a second unit, and a third unit applied to a cleaning system for a solar condensing panel equipped with a microbubble generating function according to an embodiment of the present invention.
2 is a block diagram showing the overall configuration of a cleaning system for a solar condensing panel equipped with a microbubble generating function according to an embodiment of the present invention.
3 is a conceptual diagram showing the overall appearance of a first unit that is a main part of a cleaning system for a solar condensing panel equipped with a microbubble generating function according to an embodiment of the present invention
4 and 5 are cross-sectional conceptual diagrams showing the internal structure of a first unit, which is a main part of a cleaning system for a solar condensing panel equipped with a microbubble generating function according to an embodiment of the present invention.

Advantages and features of the present invention, and a method of achieving them will become apparent with reference to embodiments to be described later in detail together with the accompanying drawings.

However, the present invention is not limited to the embodiments disclosed below, but will be implemented in a variety of different forms.

In the present specification, the present embodiment is provided to complete the disclosure of the present invention, and to fully inform the scope of the invention to those of ordinary skill in the art to which the present invention pertains.

And the invention is only defined by the scope of the claims.

Accordingly, in some embodiments, well-known components, well-known operations, and well-known techniques have not been described in detail in order to avoid obscuring interpretation of the present invention.

In addition, throughout the specification, the same reference numerals refer to the same constituent elements, and terms used in the present specification (referred to) are for explaining embodiments and not limiting the present invention.

In this specification, the singular form also includes the plural form unless specifically stated in the phrase, and the components and actions referred to as ``including (or including)'' do not exclude the presence or addition of one or more other components and actions. .

Unless otherwise defined, all terms (including technical and scientific terms) used in the present specification may be used with meanings that can be commonly understood by those of ordinary skill in the art to which the present invention belongs.

In addition, terms defined in commonly used dictionaries are not interpreted ideally or excessively unless they are defined.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

First, FIG. 1 is a first unit 100, a second unit 200, and a third unit 300 applied to a cleaning system for a solar condensing panel equipped with a microbubble generating function according to an embodiment of the present invention. It is a perspective view showing the configuration of.

And, Figure 2 is a block diagram showing the overall configuration of the cleaning system for a solar condensing panel equipped with a microbubble generating function according to an embodiment of the present invention.

In addition, FIG. 3 is a conceptual diagram showing the overall appearance of the first unit 100, which is a main part of the cleaning system for a solar condensing panel equipped with a microbubble generating function according to an embodiment of the present invention.

In addition, FIGS. 4 and 5 are cross-sectional conceptual diagrams showing the internal structure of the first unit 100, which is a main part of the cleaning system for a photovoltaic panel having a microbubble generating function according to an embodiment of the present invention.

For reference, in FIG. 2, a solid arrow indicates a movement direction of washing water in which microbubbles are formed, a dotted line indicates a mechanical or electrical connection relationship, and in FIGS. 4 and 5, a solid arrow indicates a movement direction of the washing water, and a dotted line indicates a movement direction of the washing water. The direction in which air is introduced and the dashed-dotted line indicate the direction of movement of the gas-liquid mixed fluid in which the washing water and air are mixed, that is, the washing liquid.

The present invention may be applied to an embodiment including the first unit 100, the second unit 200, and the third unit 300 as shown.

First, the first unit 100 includes a first port 101 through which washing water is introduced, a second port 102 through which air is introduced from the outside, and a gas-liquid mixed fluid in which microbubbles are generated by mixing the washing water and air. It includes a third port 103 through which the washing liquid) is discharged.

In addition, the second unit 200 includes a brush array 210 that is mounted along an outer circumferential surface of an operation shaft 201 that rotates by receiving a driving force and interlocks with the operation shaft 201, and the brush array 210 is a target It is to remove foreign substances from the target surface 400 while rotating in contact with the surface 400.

In addition, the third unit 300 is open on one side and includes a cover 310 for accommodating the working shaft 201 and the brush array 210, and the cleaning liquid swirls with the rotation of the brush array 210 and the target surface It is to induce to be sprayed on the (400) side.

It goes without saying that the present invention can be applied to the above-described embodiments, and can also be applied to the following various embodiments.

First, the system according to the present invention is mounted on a pipe between the water supply source 600 and the first unit 100 and a water supply source 600 connected to the first unit 100 as shown in FIG. A pump 610 for transferring water from 600 to the first unit 100 may be further provided.

In addition, the present invention may further include a micro filter 700 that is mounted on a pipe between the pump 610 and the first unit 100 to filter impurities and foreign substances of water transferred from the water supply source 600. .

The microfilter 700 may be provided in a movable structure to facilitate cleaning.

Here, the microfilter 700 uses a filter in the form of a membrane, and when the washing water is tap water, it is already purified water, but may be used to remove foreign substances that may exist.

In addition, the present invention is an ion exchanger 800 including an ion exchange resin 810 that is mounted on a pipe between the microfilter 700 and the first unit 100 of the first unit 100 to remove ions from water. It may be further provided.

The ion exchanger 800 generates microbubbles from ultrapure water made by removing more than 99% of ions in the water and sprays them through the spray nozzle 340 to be described later, thereby helping to rotate and clean by contact with the brush array 210. Will be able to give.

In the use of tap water as washing water, the ion exchanger 800 contains components that generate scale, so-called scale, such as calcium ions, magnesium ions, and ionic silica, so that these ionic components are removed. It is to do.

Accordingly, the ion exchange resin 810 is detachably inserted into the ion exchanger 800 to remove the aforementioned ionic components that may cause scale.

On the other hand, the first unit 100, when looking more specifically with reference to FIGS. 4 and 5 along with FIG. 3, the outer cylinder 110 and the inner cylinder 120 and the second step groove ( 112) may be further included.

The outer cylinder 110 has a first port 101 having a first diameter at one end and a third port 103 formed in a nozzle shape so as to have a second diameter smaller than the first port 101 at the other end. It is a member of the penetration at both ends where) is formed.

The inner cylinder 120 is mounted in a first stepped groove 111 formed stepped toward the third port 103 on the inner peripheral surface of the outer cylinder 110, and has an outer peripheral surface facing the inner peripheral surface of the outer cylinder 110, and the first The side of the one end facing the port 101 is closed, and the side of the other end facing the third port 103 is open.

The second stepped groove 112 is formed stepped from the first port 101 side toward the third port 103 side on the inner circumferential surface of the first stepped groove 111 so as to form a space in which the washing water is temporarily accommodated.

The second port 102 has a starting portion 102a formed with a third diameter smaller than the second diameter from the outer circumferential surface of the outer cylinder 110 and gradually narrowed toward the outer circumferential surface of the inner cylinder 120. It includes an end portion 102b penetrating through the inner circumferential surface with a fourth diameter smaller than the third diameter, and air is introduced from the start portion 102a through the end portion 102b.

In addition, the first unit 100, the mixing space 115 formed between the surface of the one end side of the inner cylinder 120 and a portion of the outer peripheral surface of the inner cylinder 120 exposed to face the inner peripheral surface of the second step groove 112 and , The inner space of the inner cylinder 120 is communicated with each other, and the washing liquid mixed with the air introduced through the second port 102 and the washing water introduced into the mixing space 115 is directed toward the third port 103. A mixing unit 130 may be further provided for inducing the flow into the inner space of 120.

In addition, the first unit 100 generates microbubbles as the washing liquid formed on the inner circumferential surface of the inner cylinder 120 and guided by the mixing unit 130 forms a vortex and moves toward the third port 103 It may be further provided with a generating unit 140 to induce to cause.

Here, the mixing unit 130 further includes at least one guide tube 131, 132 extending from the outer circumferential surface of the inner cylinder 120 to the inner space of the inner cylinder 120 and communicating with the mixing space 115 can do.

At this time, the guide tubes 131 and 132 are formed to be inclined with respect to the inner circumferential surface of the inner cylinder 120, and are formed to be inclined with respect to the inner circumferential surface of the inner cylinder 120, and are arranged to be inclined upward toward the third port 103. The guide tube 131 and a second guide tube that is formed to be inclined on the inner circumferential surface opposite to the inner circumferential surface of the inner cylinder 120 on which the first guide tube 131 is disposed and is disposed to be inclined upward toward the third port 103 ( 132) may be applied.

Meanwhile, the generation unit 140 may include a plurality of forming rods 141 protruding radially toward the center of the inner cylinder 120 along the inner circumferential surface of the inner cylinder 120.

Here, the generator 140 may further include a protrusion 142 provided at an end of each of the plurality of forming rods 141 and having a larger width or outer diameter than the diameter of each of the plurality of forming rods 141. .

At this time, the stone piece 142 collides with the plurality of forming rods 141 in the process of flowing the washing liquid toward the third port 103 and forms a vortex, thereby helping to form microbubbles having a finer particle size. I would say it is a means.

In addition, the generation unit 140 may include a vortex forming array 150 comprising a plurality of forming rods 141 radially protruding toward the center of the inner cylinder 120 along the inner circumferential surface of the inner cylinder 120.

Here, it can be seen that the plurality of vortex-forming arrays 150 are disposed along the inner circumferential surface of the inner cylinder 120 toward the third port 103 at regular intervals.

In this case, each of the plurality of eddy current forming arrays 150 may be arranged to be rotated at different angles with respect to the neighboring vortex forming arrays 150.

That is, as shown in FIGS. 4 and 5, the vortex forming array 150 disposed farthest from the third port 103 among the plurality of vortex forming arrays 150 is set as the first array 151 and the third port 103 The second array 152, the third array 153, and the fourth array 154 are sequentially set toward the) side.

Here, the second array 152 adjacent to the first array 151 may be disposed to be rotated by a first angle using a virtual line passing through the center of the inner cylinder 120 as a rotation axis.

In this case, the third array 153 adjacent to the second array 152 may be rotated and disposed by a second angle greater than the first angle with respect to the rotation axis.

In addition, the fourth array 154 adjacent to the third array 153 may be rotated and disposed by a third angle greater than the second angle based on the rotation axis.

In addition, the correlation between the above-described first angle, the second angle, and the third angle does not necessarily need to be set to a gradually increasing relationship, and the first array 151, the second array 152, and the third array 153 are If the washing liquid passing through it can be arranged alternately so that it does not flow right through, it will of course be possible to set the arrangement at different angles.

Meanwhile, the second unit 200 may further include a driving motor 220 built into the cover 310 so as to be operated by receiving power from the outside or operated by its own power, again referring to FIG. 1. have.

The brush array 210 is made of a plurality of brush hairs protruding in a spiral shape along the outer circumferential surface of the operation shaft 201 connected to the drive shaft of the drive motor 220.

At this time, it can be seen through FIG. 1 that a part of the outer circumferential surface of the virtual circle formed by connecting the outer edges of the brush array 210, that is, a part of the outer edge of the brush array 210 is exposed from the open surface of the cover 310. .

In addition, the operation shaft 201 is a first shaft 201a that is inserted and seated from the open surface of the cover 310 having a semi-cylindrical shape and extends from one side of the driving motor 220 disposed in the center of the cover 310 And, a second shaft 201b extending from the other side of the driving motor 220 may be included.

Accordingly, it can be seen that the brush array 210 is arranged in a spiral shape along the outer circumferential surfaces of each of the first shaft 201a and the second shaft 201b.

Meanwhile, the third unit 300 further includes a support pipe 320 disposed in parallel with the hose 500 connected to the first port 101 or provided to accommodate the hose 500, and the cover ( It can be seen that 310) is mounted on the end of the support pipe 320.

In addition, the third unit 300, the main discharge pipe 330 extending along the inner circumferential surface through the outer circumferential surface of the semi-cylindrical cover 310 connected to the third port 103 and sealed at both ends, and the main An extension pipe 331 extending from the end of the spray pipe to both sides and disposed on the inner circumferential surface of the cover 310 along the open one side edge of the cover 310, and a plurality of branches and arranged along the extension pipe 331 It may include a branch pipe (332).

Accordingly, the injection nozzle 340 may be mounted at the ends of each of the plurality of branch pipes 332 so that the washing liquid, which is a gas-liquid mixed fluid, is sprayed.

As described above, the present invention is a basic technical idea to provide a cleaning system for a photovoltaic panel with a microbubble generation function that can reliably and effectively remove foreign matter stacked on the surface of the photovoltaic panel with a relatively simple configuration. You can see that it is doing.

And, it goes without saying that many other modifications and applications are also possible for those of ordinary skill in the art within the scope of the basic technical idea of the present invention.

100...first unit
101...first port
102...second port
102a... beginning
102b... end
103...3rd port
110...outer cylinder
111...1st step groove
112...2nd step groove
115...mixing space
120... inner box
130...mixed part
131, 132... guide tube
131...first guide tube
132...second guide tube
140...generator
141...
142...
150... vortex formation array
151...first array
152...second array
153...3rd array
154...4th array
200...second unit
201... working shaft
201a...first axis
201b...2nd axis
210... brush array
220...drive motor
300...3rd unit
310...cover
320... support tube
330...main exhaust piping
331... extension piping
332... branch pipe
340... injection nozzle
400...target surface
500...hose
600... water source
610...pump
700...microfilter
800...ion exchanger
810...ion exchange resin

Claims (8)

A first port through which washing water is introduced, a second port through which air is introduced from the outside, a third port through which a gas-liquid mixture fluid (hereinafter referred to as washing liquid) that generates microbubbles by mixing the washing water and the air is discharged, and one end The first port of the first diameter is formed at the other end of the outer cylinder through both ends of which the third port having a second diameter smaller than the first port is formed, and toward the third port side on the inner circumferential surface of the outer cylinder It is mounted in a stepped first stepped groove, has an outer circumferential surface facing the inner circumferential surface of the outer cylinder, and one end side surface facing the first port is closed, and the other end side surface facing the third port is an open inner cylinder, A second step groove formed stepwise from the first port side toward the third port side on the inner circumferential surface of the first step groove to form a space in which the washing water is temporarily accommodated, and the second diameter from the outer circumferential surface of the outer cylinder A start portion formed with a smaller third diameter and an end portion formed to be gradually narrowed toward the outer circumferential surface of the inner cylinder and penetrated with a fourth diameter smaller than the third diameter through the inner circumferential surface of the outer cylinder, and the end from the start portion A first unit including the second port through which the air is introduced;
A second unit mounted along an outer circumferential surface of an operating shaft rotating by receiving a driving force and including a brush array interlocking with the operating shaft, wherein the brush array is rotated in contact with the target surface to remove foreign substances from the target surface; And
Microcomputer, characterized in that it comprises a third unit that is open on one side and includes a cover for accommodating the working shaft and the brush array, and inducing the washing liquid to swirl and spray on the target surface side with the rotation of the brush array. A cleaning system for solar condensing panels equipped with a bubble generating function.
The method according to claim 1,
A water supply source connected to the first unit and a pipe,
A pump mounted on a pipe between the water supply source and the first unit to transfer water from the water supply source to the first unit,
A microfilter mounted on a pipe between the pump and the first unit to filter impurities and foreign substances of water transferred from the water supply source;
Solar light with microbubble generation function, characterized in that it further comprises an ion exchanger including an ion exchange resin that is mounted on a pipe between the microfilter and the first unit of the first unit to remove ions from water Cleaning system for condensing panels.
delete The method according to claim 1,
The first unit,
The mixing space formed between the surface of one end side of the inner cylinder and a part of the outer peripheral surface of the inner cylinder exposed to face the inner peripheral surface of the second stepped groove, and the inner space of the inner cylinder are communicated with each other, and flowed through the second port. A mixing part for inducing the mixed washing liquid mixed with the air and the washing water introduced into the mixing space to be introduced into the inner space of the inner cylinder toward the third port side;
Microbubbles, characterized in that it further comprises a generating unit formed on the inner circumferential surface of the inner cylinder to induce the generation of microbubbles as the washing liquid guided by the mixing unit forms a vortex toward the third port side and moves. Cleaning system for solar condensing panels equipped with generating function.
The method of claim 4,
The generation unit,
A cleaning system for a photovoltaic panel having a microbubble generating function, comprising: a plurality of forming rods protruding radially toward the center of the inner cylinder along the inner circumferential surface of the inner cylinder.
The method of claim 4,
The generation unit,
It includes a vortex forming array consisting of a plurality of forming rods radially protruding toward the center of the inner cylinder along the inner circumferential surface of the inner cylinder,
The plurality of eddy current forming arrays are disposed along the inner circumferential surface of the inner cylinder toward the third port at a predetermined interval.
The method of claim 4,
The generation unit,
It includes a vortex forming array consisting of a plurality of forming rods radially protruding toward the center of the inner cylinder along the inner circumferential surface of the inner cylinder,
The plurality of vortex forming arrays are disposed at regular intervals along the inner circumferential surface of the inner cylinder toward the third port side,
Each of the plurality of vortex-forming arrays is arranged to be rotated at different angles with respect to neighboring vortex-forming arrays.
The method according to claim 1,
The second unit,
A driving motor built into the cover so as to be operated by receiving power from the outside or operated by its own power,
And the brush array comprising a plurality of brush hairs protruding in a spiral shape along an outer circumferential surface of the working shaft connected to the drive shaft of the driving motor,
A cleaning system for a solar condensing panel having a microbubble generating function, characterized in that a part of the outer circumferential surface of the virtual circle formed by connecting the outer edges of the brush array is exposed from the open surface of the cover.

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