KR102338478B1 - Apparatus for Controlling Surface Shape and System Using the Same - Google Patents

Abstract

The present embodiments are a fixed frame fixed to the ground, a moving frame that moves left or down along the moving guide of the fixed frame, is attached to the moving frame to move the center upward to form an inclination, and to fix the combustion material A surface shape control device including an accommodating part and an ignition part that is located at one end of the fixed frame and generates a flame for burning the combustion material, and a forest fire prediction system that analyzes the effects of wind, terrain, and fuel on wildfire behavior provides

Description

Apparatus for Controlling Surface Shape and System Using the Same

The present invention relates to a surface shape control apparatus and a forest fire prediction system using the same, and more particularly, to a surface shape control apparatus for a wildfire spread experiment and a forest fire prediction system using the same.

The content described in this section merely provides background information for the present embodiment and does not constitute the prior art.

The recent increase in average temperature on the Korean Peninsula and the increase in the period of drought due to the decrease in the number of days of rainfall have increased the risk of forest fires in terms of weather and fuel, such as the accumulation of large amounts of trees that can be burned as fuel. In fact, large-scale wildfires are occurring simultaneously in many regions, and there is a problem in that forests and property are damaged.

In the past, various fuel models have been developed abroad and used for diffusion prediction, and in Korea, trees located in mountains are simply classified as conifers and hardwoods to estimate the rate of diffusion.

Therefore, it is urgent to develop a forest fire extinguishing technology that can reduce damage to human life and property by accurately predicting the spread of wildfires in preparation for large-scale wildfires.

In the surface shape control device and system, it is an invention to implement a canopy diffusion experiment device for high accuracy prediction of canopy spread, and to accurately analyze the effects of slopes, upward or downward wind conditions, topography, fuel, etc. on wildfire behavior has the main purpose of

Other objects not specified in the present invention may be additionally considered within the scope that can be easily inferred from the following detailed description and effects thereof.

In order to achieve the above object, the present invention is a fixed frame fixed to the ground, a moving frame that moves left or down along a movement guide of the fixed frame, is attached to the moving frame and moves the center upward to form an inclination And, it provides a surface shape control device including an accommodating portion for fixing the combustion material and an ignition portion that is located at one end of the fixed frame, and generates a flame for burning the combustion material.

Preferably, the moving frame is connected to the first side end of the accommodating part and a fixing part for fixing the fixed frame, the center of the accommodating part, and a center guide for moving the center of the accommodating part up or down. a center moving part forming a center moving part, a side end moving part connected to the second side end of the accommodating part at a position symmetrical with the fixing part, and forming a side end guide for moving the second side end of the accommodating part up or down, and the It is located at the upper end of the moving frame or the receiving unit, and includes a flame detection sensor that detects a flame to determine whether ignition occurs.

Preferably, when it is determined that ignition occurs through the flame detection sensor, the moving frame adjusts the inclination of the receiving unit through the center moving unit and the side end moving unit, and the receiving unit to calculate a diffusion threshold It is characterized in that the slope and the measured value of the flame detection sensor are measured.

Preferably, the center guide is formed in a shape shorter than the side end guide, the receiving part moves the center moving part and the side end moving part left or right along the moving guide, and the center moving part along the center guide It moves up or down, and the side end moving part moves up or down along the side end guide to form an inclination.

Preferably, the accommodating part is located at the lower end of the accommodating part, and a combustion load cell that records a change in weight according to the time that the combustion material is burned, the shape is not changed by the flame, and is in a direction orthogonal to the combustion load cell. It includes a support portion fixed to be coupled and disposed at regular intervals from the lower end to the upper end of the support portion, and a combustion material fixing portion for fixing the combustion material.

Preferably, the storage unit further comprises a measurement frame in which a temperature sensor for measuring a temperature change of the combustion material fixed to the housing is attached at a preset interval, and the temperature sensor measures the temperature change of the combustion material in real time and measuring the ignition temperature or the maximum temperature.

Preferably, the ignition unit includes an ignition unit and gas for generating a flame, and a gas cylinder for controlling the amount of heat and flame length of the flame generated in the ignition unit by controlling air and gas, and the gas cylinder is It includes a gas load cell for recording changes in the amount of gas.

Preferably, it further comprises a blower comprising a plurality of propellers for supplying high-speed wind to the flame ignited by the ignition section, and the blower comprises a wind strength or wind in order to confirm combustion and diffusion of the combustion material. The direction is adjusted to induce the occurrence of sparks between the combustion materials fixedly positioned in the housing, and the moving frame measures the spark distance according to the strength of the wind using the distance between the moving frames.

In addition, according to another aspect of the present embodiment, the present invention is a fixed frame fixed to the ground, a moving frame that moves left or down along the movement guide of the fixed frame, is attached to the side of the moving frame and moves the center upward. A surface shape control device and the surface shape control device including an accommodating part that moves to form an inclination, which fixes a combustion material, and an ignition part that is located at one end of the fixed frame and generates a flame for burning the combustion material It provides a forest fire prediction system comprising a processor for calculating a rate of spread of a flame based on the measured values measured by the .

Preferably, the moving frame or the accommodating part includes a flame detection sensor for detecting whether or not ignition occurs by detecting a flame, and the accommodating part is located at the lower end of the accommodating part. A combustion load cell for recording a change in weight and a temperature sensor for measuring a temperature change of the combustion material fixed to the receiving part are attached at a preset interval and include a measuring frame located therein, wherein the ignition part includes an ignition part for generating a flame; A gas is introduced and includes a gas cylinder for controlling the amount of heat and flame length of the flame by controlling air and gas, wherein the gas cylinder includes a gas load cell for recording a change in the amount of gas with time, the surface shape adjusting device comprising: Measuring the temperature change of the combustion material in real time from the lower part to the upper part at a preset interval, and a measuring frame to which a temperature sensor for measuring the ignition temperature or the maximum temperature is attached, and wind on the flame ignited by the ignition part It characterized in that it further comprises a blower consisting of a plurality of propellers for supplying high-speed wind by controlling the strength or direction of the wind.

Preferably, the processor calculates a diffusion threshold using the inclination of the receiving unit, the measured values of the flame sensor and the temperature sensor, and when it is determined that ignition occurs through the flame sensor, the center moving unit and adjusting the inclination of the accommodating part through the side end moving part, and calculating the spark distance according to the strength of the wind or the direction of the wind by using an interval between a plurality of combustion materials located in the accommodating part. .

Preferably, the processor calculates a canopy diffusion rate by arsenic based on the measured value measured by the surface shape adjusting device, and the canal flower diffusion rate is (i) a measurement time, (ii) the receiving unit (iii) the ignition temperature and the maximum temperature, (iv) the change in the gas quantity, (v) the heat quantity of the flame, (vi) the diffusion threshold, (vii) the wind strength and the wind direction, (viii) the inclination of the accommodating part, or a combination thereof.

Preferably, the processor collects prediction target area information including (i) fuel information, (ii) terrain information, (iii) weather information, and (iv) clinical information of the prediction target area to perform forest fire prediction, It is characterized in that the forest fire spread is predicted by calculating the forest fire spread rate or forest fire intensity information in the prediction target area based on the canteen spreading rate and the prediction target area information.

As described above, according to the embodiments of the present invention, the present invention conducts a forest fire diffusion experiment that can physically simulate canopy and fire, so that the slope, upward or downward wind conditions, terrain, fuel, etc. wildfire behavior It is possible to accurately interpret the effect on

In addition, according to the embodiments of the present invention, the present invention can analyze the effect of a mountain or tree spacing on a forest fire, and has the effect of predicting the ignition distance.

In addition, according to the embodiments of the present invention, the present invention has an effect that can be used in various ways, such as media publicity and forest fire related educational practice.

Even if it is an effect not explicitly mentioned herein, the effects described in the following specification expected by the technical features of the present invention and their potential effects are treated as if they were described in the specification of the present invention.

1 is a view showing a surface shape adjusting device according to an embodiment of the present invention.
2 is a detailed block diagram illustrating an apparatus for controlling a surface shape according to an embodiment of the present invention.
3 is a view showing a surface shape adjusting device from the front according to an embodiment of the present invention.
4 is a view showing the shape adjustment of the receiving part of the surface shape adjusting device in the front according to an embodiment of the present invention.
5 is an exemplary view showing a surface shape adjusting device according to an embodiment of the present invention.
6 is a block diagram illustrating a forest fire prediction system using an apparatus for controlling a surface shape according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. Advantages and features of the present invention, and a method for achieving them will become apparent with reference to the embodiments described below in detail in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments published below, but may be implemented in various different forms, and only these embodiments allow the publication of the present invention to be complete, and common knowledge in the technical field to which the present invention pertains It is provided to fully inform the possessor of the scope of the invention, and the present invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout.

Unless otherwise defined, all terms (including technical and scientific terms) used herein may be used with the meaning commonly understood by those of ordinary skill in the art to which the present invention belongs. In addition, terms defined in a commonly used dictionary are not to be interpreted ideally or excessively unless clearly defined in particular.

The terms used in this application are only used to describe specific embodiments, and are not intended to limit the present invention. The singular expression includes the plural expression unless the context clearly dictates otherwise. In the present application, terms such as “comprise” or “have” are intended to designate that a feature, number, step, operation, component, part, or combination thereof described in the specification exists, but one or more other features It should be understood that this does not preclude the existence or addition of numbers, steps, operations, components, parts, or combinations thereof.

Terms including an ordinal number such as second, first, etc. may be used to describe various elements, but the elements are not limited by the terms. The above terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the second component may be referred to as the first component, and similarly, the first component may also be referred to as the second component. and/or includes a combination of a plurality of related listed items or any of a plurality of related listed items.

The present invention relates to a surface shape adjusting device and a system using the same.

1 is a view showing a surface shape adjusting device according to an embodiment of the present invention. As shown in FIG. 1 , the surface shape adjusting device 10 includes a fixed frame 100 , a moving frame 200 , an accommodation unit 300 , and an ignition unit 400 . The surface shape adjusting device 10 may omit some of the various components exemplarily illustrated in FIG. 1 or may additionally include other components.

The surface shape control device 10 is for predicting the spread of a forest fire with high accuracy, and is a device that makes it possible to physically simulate a forest fire. The surface shape control device 10 may be capable of determining the effects of a wildfire spread experiment and wind, topography, fuel, etc. on wildfire behavior.

The surface shape control device 10 may be used to verify the accuracy of predicting the firing distance, and it may be possible to test the diffusion characteristics of the canopy according to conditions such as the type of canopy, the density of the canopy, and the distance between the canopies. Here, the canopy is a part on which the branches and leaves of a tree are attached, and below, may be a combustible material.

The surface shape control device 10 adjusts the angle to induce the occurrence of sparks when simulating the spread of crown flowers according to the topography, so that the spark distance can be measured. .

The surface shape control device 10 is an experimental device that can verify the accuracy of predicting the spreading conditions, speed, and fire distance of the crown flower. It is possible to identify the variation in the occurrence of the investigation forensic index.

The surface shape control device 10 can identify survey forensic indexes that change in various terrain, wind speed, and fuel conditions, and can be utilized in educational practice to train forest fire cause investigation forensics experts.

The surface shape control device 10 may be manufactured on a scale capable of testing not only standard specimen trees but also natural standing trees, thereby enabling research on actual phenomena as well as theoretical hypotheses. Here, the sample tree may be a tree formed of raw materials or materials provided for inspection or testing in order to know the composition, quality, etc. of a certain substance. A tree is a tree that grows on land.

The surface shape control device 10 is an equipment constructed for research to identify the characteristics of the spread of wildfire by fuel and to develop a technology for reducing wildfire damage.

Through an experiment using the surface shape control device 10, an algorithm was developed that can estimate the spread of a canopy from a non-fired furnace and the critical fuel amount of an active canopy. can be developed

Hereinafter, the surface shape adjusting device 10 will be described in detail with reference to FIGS. 1 and 2 .

2 is a detailed block diagram illustrating an apparatus for controlling a surface shape according to an embodiment of the present invention. As shown in FIG. 2 , the surface shape adjusting device 10 includes a fixed frame 100 , a moving frame 200 , a receiving unit 300 and an ignition unit 400 shown in FIG. 1 , and a blowing unit 500 and a measurement frame 600 . The surface shape adjusting device 10 may omit some of the various components exemplarily illustrated in FIG. 2 or may additionally include other components.

The fixing frame 100 of the surface shape adjusting device 10 is fixed to the ground.

Referring to FIG. 2 , the fixed frame 100 includes a movement guide 110 . The fixed frame 100 may omit some of the various components exemplarily illustrated in FIG. 2 or may additionally include other components.

The movement guide 110 provides a line through which the movement frame 200 moves left or right. The moving frame 200 moves along the moving guide 110 , and a moving position may vary depending on the shape of the moving guide 110 .

The moving frame 200 of the surface shape adjusting device 10 may move left or right along the moving guide 110 of the fixed frame 100 .

Referring to FIG. 2 , the moving frame 200 includes a fixed part 210 , a center moving part 220 , a side moving part 230 , and a flame detection sensor 240 . The moving frame 200 may omit some of the various components exemplarily illustrated in FIG. 2 or may additionally include other components.

The fixing part 210 may fix the first side end of the receiving part 300 and the fixing frame.

The center moving part 220 is connected to the center of the accommodating part 300 , and may form a center guide 222 for moving the center of the accommodating part 300 up or down.

The side end moving part 230 is connected to the second side end of the accommodating part 300 at a position symmetrical to the fixing part 210 , and a side end guide for moving the second side end of the accommodating part 300 up or down. (232) can be formed.

The center guide 222 may be formed to be shorter than the side guide 232 .

In the accommodation unit 300 , the center moving unit 220 and the side end moving unit 230 may move left or right along the movement guide 110 . In the receiving unit 300 , the center moving unit 220 moves up or down along the center guide 222 , and the side end moving unit 230 moves up or down along the side end guide 232 to form an inclination. can do.

The flame detection sensor 240 is located at the upper end of the moving frame 200 or the receiving unit 300, and detects a flame to determine whether ignition occurs. For example, the flame detection sensor 240 is located at the upper end of each fixed part 210 , the center moving part 220 or the side moving part 230 of the moving frame 200 , and the support part of the receiving part 300 . It may be located at the upper end of the 310, but is not necessarily limited thereto.

When it is determined that ignition occurs through the flame detection sensor 240 , the moving frame 200 may adjust the inclination of the receiving unit 300 through the center moving unit 220 and the side moving unit 230 .

The surface shape control apparatus 10 may measure the inclination of the accommodating part 300 and the measurement value of the flame detection sensor 240 in order to calculate a diffusion threshold or a diffusion temperature threshold.

The accommodating part 300 is attached to the moving frame 200 to move the center upward to form an inclination, and may fix the combustion material.

Referring to FIG. 2 , the accommodation unit 300 includes a support unit 310 , a combustion material fixing unit 320 , and a combustion load cell 330 . The accommodating unit 300 may omit some of the various components illustrated by way of example in FIG. 2 or may additionally include other components.

The support 310 is not changed in shape by the flame, and may be fixed by being coupled in a direction orthogonal to the combustion load cell 330 . For example, the support 210 may be formed of a metal, but is not limited thereto.

The support part 310 may be moved by the fixed frame 100 and the moving frame 200 .

The combustible material fixing unit 320 is disposed at regular intervals from the lower end to the upper end of the support unit 310, and may fix the combustible material. The combustible material fixing unit 320 has different types such as trees stacked on the ground such as fallen leaves, fallen branches, shrubs, young trees, or tree branches located at a certain distance from the ground depending on the position fixed to the support unit 310 . It may be fixed, but is not necessarily limited thereto.

The moving frame 200 may further attach a density measuring sensor for measuring the density of the combustion material to each part for fixing the combustion material through the combustion material fixing unit 310, but is not necessarily limited thereto. The surface shape control device 10 may adjust the total density of the combustion material by using the density of the combustion material measured by the density measuring sensor 232, density can be measured. Here, the density may indicate the degree of compactness of the combustion material.

The combustion load cell 330 is located at the lower end of the accommodating part 300 , and may record the change in weight according to the combustion time of the combustion material.

The ignition unit 400 of the surface shape control device 10 is located at one end of the fixed frame 100 , and may generate a flame for burning combustion materials.

Referring to FIG. 2 , the ignition unit 400 includes an ignition unit 410 , a gas cylinder 420 , and a gas load cell 422 . The ignition unit 400 may omit some of the various components illustrated by way of example in FIG. 2 or may additionally include other components.

The ignition unit 410 may generate a flame.

Gas is introduced into the gas cylinder 420, and by controlling air and gas, the amount of heat and flame length of the flame generated through the ignition unit 410 can be adjusted.

The gas cylinder 420 may include a gas load cell 422 for recording a change in the amount of gas over time. Here, the gas load cell 422 is formed as a load sensor or a force sensor, and as a transducer for measuring force or load, the gas in the gas cylinder 420 is reduced by the input gas for adjusting the length of the flame and adjusting the amount of heat in the flame. quantity can be measured.

The gas load cell 422 may calculate the amount of heat of the flame by measuring the weight loss over time.

According to an embodiment of the present invention, the ignition unit 400 may control the flame by introducing gas from the gas cylinder 420 into the flame generated by the ignition unit 410 and controlling the inflow of the gas.

According to an embodiment of the present invention, the ignition unit 400 is a gas injection method, and air and gas can be adjusted so that the length of the flame can be adjusted. The surface shape adjusting device 10 may obtain the amount of heat supplied through the processor 20 .

The gas cylinder 420 may supply gas to the ignition unit 400 so that air and gas can be controlled.

According to an embodiment of the present invention, the ignition unit 400 may build a safety management monitoring system.

The safety management monitoring system is a system for managing accidents that may occur due to a flame generated in the ignition unit 400 . The safety management monitoring system stops the gas supply from the gas cylinder 420 when a malfunction, such as when the flame deviates from a preset standard, removes a cause that may cause a malfunction of the flame or a moving frame containing a burning material (200) can be moved in the opposite direction of the ignition unit 400 so as not to be affected by the flame. The safety management monitoring system is not necessarily limited to the above.

Referring to FIG. 3 , according to an embodiment of the present invention, the ignition unit 400 includes a plurality of ignition units 410 . The plurality of ignition units 410 may maintain a preset interval. The plurality of ignition units 410 may determine whether each ignition unit 410 has a failure through the failure determination sensor 402 . The ignition unit 410 may be disposed by moving it to a target position through a moving device such as a slider 404 for moving the position. When it is determined through the failure determination sensor 402 that there is a problem in one of the plurality of ignition units 410 , the position of the ignition unit 410 except for the problematic ignition unit 410 is moved through the slider 404 . This can be rearranged so that the position of the ignition unit 410 is constant. Here, the ignition unit 410 is rearranged using the area, temperature, flame intensity, etc. of the ignition unit 410 generating a flame, and the positions of the plurality of ignition units 410 may not be symmetrical.

According to an embodiment of the present invention, the failure determination sensor 402 is an ignition unit 410 that does not generate flames in a plurality of ignition units 410 due to a failure such as an image sensor, a flame detection sensor, an infrared sensor, a temperature sensor, etc. ) and determine its location. According to an embodiment of the present invention, the failure determination sensor 402 may be located at the lower end, upper end, or side of the ignition unit 400 to detect a flame generated in the ignition unit 410 . The failure determination sensor 402 is illustrated as being located in the ignition unit 400, but is not necessarily limited thereto, and may be located in a place where flames generated from a plurality of ignition units 410 of the ignition unit 400 can be checked. have.

The blower 500 may be formed of a plurality of propellers for supplying high-speed wind to the flame ignited by the ignition unit 400 .

The blower 500 may control the strength of the wind or the direction of the wind in order to check the combustion and diffusion of the combustible material, thereby generating sparks between the combustible paths fixed to the receiving unit 300 .

The blower 500 may induce the occurrence of sparks between the combustion materials fixed to the plurality of supports 310 located in the receiving unit 300 by adjusting the strength of the wind. At this time, the processor 20 may measure the spark distance according to the strength of the wind by using the interval between the moving frames 200 , and additionally use the interval between the plurality of support parts 310 to determine the spark distance according to the strength of the wind. can be measured

In the measurement frame 600 , a temperature sensor 610 for measuring a temperature change of the combustion material fixed to the accommodating part 300 may be attached at a preset interval.

The measurement frame 600 may be located at a position capable of measuring a temperature change of the combustion material fixed to the accommodation unit 300 by the temperature sensor 610 .

The temperature sensor 610 may measure the temperature change of the combustion material in real time, and may measure the ignition temperature or the maximum temperature.

3 is a view showing a surface shape adjusting device from the front according to an embodiment of the present invention.

Referring to FIG. 3 , the surface shape adjusting device 10 includes a fixed frame 100 positioned in contact with the ground, a moving frame 200 fixed to the fixed frame 100 and movable to the left or right, and a moving frame 200 . ) to form an inclination by moving the center upward, and the receiving part 300 in which the combustion material is fixed and located. Formed with an ignition unit 400 located at one end of the fixed frame 100 and the moving frame 200 , and a blower 500 located at the rear of the ignition unit 410 generating a flame of the ignition unit 400 . can be

The fixed frame 100 provides a movement guide 110 for the moving frame 200 to move left or right.

The surface shape adjusting device 10 may maintain a constant distance between the combustion materials located in the receiving unit 300 and the interval between the ignition unit 300 and the moving frame 200, but is not necessarily limited thereto, and the ignition unit From 300 to the distance between the combustion materials positioned in the receiving unit 300 and the distance between the moving frame 200 may not be constant.

According to an embodiment of the present invention, the moving frame 200 may have three fixed parts 210 , a center moving part 220 , and a side moving part 230 located at the upper end of the fixed frame 100 . The number of moving frames 200 is not necessarily limited thereto, and one or more moving frames 200 may be positioned as necessary as necessary.

The moving frame 200 is positioned in combination with the moving guide 110 of the fixed frame 100 , and the moving frame 200 and the receiving unit 300 are connected to each other to move or control movement.

The accommodating part 300 may be formed of a support part 310 positioned at the upper end of the combustion load cell 330 in a direction orthogonal to the ground surface, the combustion load cell 330 is positioned at the lower end.

The support part 310 may have a combustion material fixing part 320 for fixing the combustion materials from a location separated from the ground by a certain distance to the upper end of the support part 310 . The combustion material fixing unit 320 for fixing the combustion material may further position the density measuring sensor at a location separated by a predetermined distance, but is not necessarily limited thereto. The density measuring sensor may be located at a position capable of measuring the density of the combustion material fixed in the combustion material fixing unit 320 , and may be located in the support unit 310 in the same number as the combustion material fixing unit 320 . .

According to an embodiment of the present invention, the flame detection sensor 240 is located on the top of the support part 310 and can detect a flame generated by the ignition part 400 .

According to an embodiment of the present invention, the spacing between the plurality of moving frames 200 can be adjusted as needed, and the plurality of moving frames 200 with the adjusted spacing can be fixed at a target position.

The ignition unit 400 is located at one end of the fixed frame 100 , and is located at a distance away from the fixed unit 210 of the moving frame closest to the ignition unit 400 among a plurality of moving frames 200 . may, but is not necessarily limited thereto.

According to an embodiment of the present invention, the ignition unit 400 adjusts the length of the flame by using the gas of the gas cylinder 420 so that the combustion material fixed to the plurality of support units 310 located in the receiving unit 300 . Can transmit flame. The length of the flame controlled by the gas cylinder 420 may be a length through which the flame can be transmitted to the combustion material located at the most distant position from the ignition unit 400 among the combustion materials fixed to the accommodation unit 300 .

In the ignition unit 400 , a gas cylinder 420 may be located at the lower end of the plurality of ignition units 410 . The location of the gas cylinder 420 is not necessarily limited thereto, and the gas of the gas cylinder 420 may be delivered to the ignition unit 410 , and may be located at a position that can be connected to the ignition unit 410 .

According to an embodiment of the present invention, the ignition unit 400 includes a plurality of ignition units 410 , and may generate a flame by the plurality of ignition units 410 . The ignition unit 400 includes at least one ignition unit 410 .

The blower 500 is located behind the ignition unit 410 that generates the flame of the ignition unit 400 , and may supply wind to the flame generated in the ignition unit 410 to cause an ignition. The location of the blower 500 is not limited to the rear side of the ignition unit 410 , and may be located in a place that can cause a spark by supplying wind to the flame generated in the ignition unit 410 .

According to an embodiment of the present invention, the surface shape adjusting device 10 is a space between the moving frames 200 , a gap between the support parts 310 located in the receiving part 300 , and the wind generated through the blower 400 . It is possible to measure the spark distance according to the intensity of the canal, and through this, it is possible to calculate the spreading rate of the crown flower.

According to an embodiment of the present invention, the ignition unit 400 is installed to face the moving frame 200, but is not necessarily limited thereto. It can move to a position that does not directly affect the moving frame 200 .

According to an embodiment of the present invention, when the ignition unit 300 moves to a position where the flame does not affect the moving frame 200, it is possible to experiment by adjusting the direction of the flame through the blowing unit 400, , it is possible to check the flame spread time, flame spread distance, flame spread location, etc. according to the direction and strength of the wind.

4 is a view showing the shape adjustment of the receiving part of the surface shape adjusting device from the front according to an embodiment of the present invention.

In FIG. 4A , the center guide 222 of the center moving unit 220 of the moving frame 200 and the side end guide 232 of the side moving unit 230 are both positioned to move upward, and an upward inclined surface may be formed.

In FIG. 4B , the center guide 222 of the center moving part 220 of the moving frame 200 moves upward and is positioned, and an upward inclined surface and a downward inclined surface may be formed.

As shown in FIGS. 4A and 4B , the surface shape adjusting device 10 moves the center moving unit 220 and the side end moving unit 230 to the left or right through the moving guide 110 of the fixed frame 100 , and the center moving unit The center guide 222 of 220 and the side end guide 232 of the side end moving unit 230 may be moved up or down to form an inclination in the receiving unit 300 .

The surface shape control apparatus 10 may predict the spread of a forest fire according to the topography through the inclination of the receiving unit 300 formed as shown in FIG. 4 .

The surface shape adjusting device 10 adjusts the minimum angle and the maximum angle of the receiving unit 300 according to the length of the center guide 222 of the center moving unit 220 and the side end guide 232 of the side moving unit 230 . It is possible to predict the spread of forest fires along all slopes of the terrain.

Referring to FIG. 4 , the fixing unit 210 is fixed to the fixing frame 100 and does not move left or right, up or down.

The portion where the receiving unit 300 and the fixed unit 210 of the moving frame 200 are connected can be moved by the movement of the center moving unit 220 and the side end moving unit 230 . For example, the portion where the receiving unit 300 and the fixed unit 210 of the moving frame 200 are connected is located parallel to the ground surface, but the center guide 222 and the side moving unit of the center moving unit 220 are connected to each other. In the case of moving upward along the side end guide 232 of the 230 , the connected receiving unit 300 may move as shown in FIG. 4 to form an inclination.

According to an embodiment of the present invention, the center moving unit 220 may move along the moving guide 110 and the center guide 222 of the fixed frame 100 . The distance that the center moving unit 220 moves along the fixed frame 100 may be a distance between the existing positions at a position perpendicular to an arc generated at the moved position from the existing position.

Also, according to an embodiment of the present invention, the side end moving part 230 may move along the moving guide 110 and the center guide 232 of the fixed frame 100 . The distance moved by the center moving unit 220 along the fixed frame 100 is a distance obtained by adding the distance moved by the center moving unit 220 to the distance between the existing positions at a position perpendicular to the arc generated at the moving position from the existing position. can move

According to an embodiment of the present invention, the side end guide 232 of the side end moving part 230 may be formed to be longer than the center guide 222 of the center moving part 220 .

According to an embodiment of the present invention, the receiving unit 300 includes a first receiving unit from the fixed unit 210 to the center moving unit 220 , and a second number from the center moving unit 220 to the side moving unit 230 . It may be divided into payment, and it may include a hinge part of a portion in which the first accommodating part and the second accommodating part are connected in the center moving part 220 . In the surface shape adjusting device 10 , the position where the first accommodating part moved along the center guide 222 of the center moving part 220 is moved by the second accommodating part along the side guide 232 of the side end moving part 230 . When it is higher than the position, it indicates a bending mode, and the surface shape adjusting device 10 indicates that the position at which the first receiving unit moves along the center guide 222 of the center moving unit 220 is the side end guide 232 of the side moving unit 230 . ), when the second housing unit is lower than the moved position, it is possible to experiment with various inclination angles through the full inclination mode.

5 is an exemplary view showing a surface shape adjusting device according to an embodiment of the present invention.

The surface shape control device 10 is for identifying the mechanism of generating an index for detection of forest fire investigation, and it is possible to identify the pattern of surface occurrence when wind conditions are applied in the upward and downward directions of the slope. In addition, the surface shape control device 10 is capable of identifying the variation in the generation of the irradiation forensic index according to the terrain, it is possible to identify the irradiation forensic index that changes according to various topography, wind speed, and fuel conditions.

The surface shape control device 10 can be used for educational practice to train forest fire cause investigation forensic experts, and can be used for domestic forest fire empirical research.

The surface shape control device 10 is a device for investigating the effects of wildfire spread experiments and wind, topography, and fuel on wildfire behavior. It is manufactured similar to the actual size of a tree to test a tree in a natural state, so that not only theoretical hypotheses but also theoretical hypotheses It can make it possible to study real phenomena.

The present invention is largely composed of a surface shape control device 10 representing a shape control type wildfire cause investigation and identification device and a processor 20 representing a measuring and recording device.

Shape control type forest fire cause investigation detection device includes shape control type combustion phase, wind speed generator, wind speed measuring device (wind speed and direction adjustable), temperature measuring device (Thermocouple and Data Logger), recording device (5-direction video shooting), control panel The measurement and recording device may be composed of a data acquisition system that stores data, a temperature sensor, and an image measurement system, which are located in the surface shape control device 10 and the processor 20 corresponding configuration.

The surface shape control device 10 can implement the actual slope phenomenon of various mountain areas, and the measurement data can be expressed in graph display with respect to the time history. In addition, various comparison and analysis functions according to measurement yield are possible, and the measurement frequency and setting state can be adjusted by remotely controlling the surface shape adjusting device 10 . Measurement data transmitted from the surface shape adjusting device 10 may be displayed in real time, and may be configured to be easily understood by a user through a graphic screen configuration.

The surface shape control device 10 is equipped with a flame detection sensor 240 indicating a temperature sensor for high temperature measurement, so that the temperature change can be measured in real time, and the diffusion temperature threshold can be calculated using this.

The ignition unit 400 of the surface shape control device 10 is a device that provides heat, and by controlling air and gas by a gas injection method, can control the amount of heat and the length of the flame, but is not necessarily limited thereto.

According to an embodiment of the present invention, the surface shape adjusting device 10 provides the temperature at predetermined intervals from the lower end of the water tube portion to the top portion of the support portion 310 located in the receiving portion 300 shaped as the water tube portion of a tree. A measurement frame 600 in which the sensor 610 is installed may be further included.

The temperature sensor 610 may measure the temperature change of the combustion material according to the height in real time, as well as measure the ignition temperature and the maximum temperature. According to an embodiment of the present invention, the combustion material may be a water pipe, and may be a fuel that is combusted to generate fire.

According to an embodiment of the present invention, the surface shape adjusting device 10 may be formed of a metal that does not change shape by a flame, but is not necessarily limited thereto.

According to an embodiment of the present invention, the surface shape adjusting device 10 moves the center moving part 220 and the center in the fixed part 210 having a width of 1.2mx 2m so that the angle of the receiving part 300 can be easily reproduced. The angles of the two sets of diffuser plates representing the receiving unit 300 from the unit 220 to the side end moving unit 230 may be adjusted according to the settings of 0 to 30 and 30 to 0, respectively, and the above-described diffuser plate 2 The angle of the set is not necessarily limited thereto.

The blower 500 of the surface shape control device 10 can control the wind direction or wind speed, and can apply the wind direction in the direction of the spreading wildfire according to the direction of the inclination, and the temperature sensor ( 610) can be installed to measure the temperature of combustion materials that change in real time.

Therefore, the surface shape control device 10 is expected to be able to grasp the investigation forensic index that changes in various terrain, wind speed, and fuel conditions, and for standardization of the forensic index, it will be necessary to continuously and repeatedly perform experiments.

6 is a block diagram illustrating a forest fire prediction system according to an embodiment of the present invention. The description of the forest fire prediction system overlapping with the surface shape control device 10 will be omitted.

The forest fire prediction system may include a surface shape adjusting device 10 and a processor 20 .

The processor 20 may include a memory that stores a program executed by the processor 20 .

According to an embodiment of the present invention, the processor 20 may store data values of various sensors, such as temperature and load, in real time, and may perform calculation or output. The processor 20 may monitor the experimental result in real time, control the surface shape adjusting device 10 and analyze the measured data. At this time, the measured data is displayed as a graph of the time history, various comparative analysis according to the measurement items are possible, and the measurement frequency and setting state can be adjusted by remotely controlling the surface shape adjusting device 10 .

According to an embodiment of the present invention, the processor 20 is a recording device for recording measured data, and may store measured values of various sensors such as temperature and load in real time. In addition, the processor 20 may apply the finally calculated value to the development of a forest fire spread algorithm capable of estimating a critical fuel amount, a critical distance, a critical density, and the like, based on the active water canopy.

The processor 20 can measure the temperature change in real time through the flame detection sensor 240 , and can calculate the diffusion temperature threshold using this.

The processor 20 adjusts the total density of the combustion material by using the density of the combustion material measured by the density measurement sensor, and when it is determined that ignition occurs through the flame detection sensor 240, the moving frame 200 and The distance between the ignition units 400 and the distance between the support units 310 to which the combustion material is fixed in the plurality of moving frames 200 are adjusted, and the ignition distance according to the strength of the wind is calculated using the above-described interval, It is possible to collect and calculate information for accurately predicting the spread of a forest fire, such as calculating a diffusion threshold based on the distance between the moving frame 200 and the ignition unit 400 .

The processor 20 is a density measurement sensor 232 , a moving load cell 250 , a gas load cell 322 , a blower 400 or a temperature sensor 510 based on the measurement value measured by the flame diffusion rate or spark The distance can be calculated, but it is not necessarily limited thereto, and it can be calculated by adding additional information to accurately pirate the effects of wind, terrain, and fuel on wildfire behavior other than the spread rate and spark distance.

The processor 20 may calculate the rate of spreading of the crown flower due to the spark based on the measured value measured by the surface shape adjusting device 10 .

The water tube diffusion rate is determined by (i) measurement time, (ii) the interval between combustion materials in the housing unit 300, (iii) ignition temperature and maximum temperature, (iv) change in gas volume, (v) heat amount of flame, (vi) ) diffusion threshold, (vii) wind strength and wind direction, (viii) inclination of the housing, (ix) spark distance, or a combination thereof.

The processor 20 may additionally use a change in the amount of fuel, etc. to additionally check the power generation stage from the water pipe fire to the non-fire furnace or the effect on the wildfire behavior.

The processor 20 may collect prediction target area information including (i) fuel information, (ii) terrain information, (iii) weather information, and (iv) clinical information of the prediction target area to perform forest fire prediction. The processor 20 may predict the spread of a forest fire by calculating the forest fire spread rate or forest fire intensity information in the prediction target area based on the canteen spreading rate and the prediction target area information.

The processor 20 may predict the spread of a wildfire and calculate the risk of spreading of the wildfire to enable a quick response when a wildfire occurs.

The forest fire prediction system may further include a photographing unit for recording the entire process of the experiment as a video, and may be measured at the same time as photographing. Measurement may be a program that automatically converts the measurement to a database at the same time as the image measurement, and the data value can be stored or calculated in real time.

The above description is merely illustrative of the technical idea of the present invention, and various modifications, changes, and substitutions are possible within the range that does not depart from the essential characteristics of the present invention by those of ordinary skill in the art to which the present invention pertains. will be. Accordingly, the embodiments disclosed in the present invention and the accompanying drawings are for explaining, not limiting, the technical spirit of the present invention, and the scope of the technical spirit of the present invention is not limited by these embodiments and the accompanying drawings . The protection scope of the present invention should be construed by the following claims, and all technical ideas within the scope equivalent thereto should be construed as being included in the scope of the present invention.

10: surface shape control device
100: fixed frame
200: moving frame
300: storage unit
400: ignition unit
500: blower
600: measuring frame

Claims (13)

fixed frame fixed to the ground;
a moving frame moving left or down along the moving guide of the fixed frame;
a accommodating part attached to the moving frame to move the center upward to form an inclination, and to fix the combustion material; and
It is located at one end of the fixed frame, and comprises an ignition unit for generating a flame for burning the combustion material,
A surface shape control apparatus, characterized in that a plurality of the accommodation units are fixed to have a slope along the fixed frame or the moving frame in a form spaced apart from each other to conduct a forest fire diffusion experiment in which they are spread according to the slope. According to claim 1,
The moving frame is
a fixing part for fixing the first side end of the receiving part and the fixing frame;
a center moving part connected to the central part of the accommodating part and forming a center guide for moving the center of the accommodating part up or down;
a side end moving part connected to the second side end of the accommodating part at a position symmetrical to the fixing part and forming a side end guide for moving the second side end of the accommodating part up or down; and
A surface shape control device including a flame detection sensor located at the upper end of the moving frame or the receiving portion, and determining whether ignition occurs by detecting a flame. 3. The method of claim 2,
When it is determined that ignition occurs through the flame sensor, the moving frame adjusts the inclination of the accommodating part through the center moving part and the side moving part,
Surface shape control device, characterized in that for measuring the inclination of the accommodating part and the measurement value of the flame detection sensor to calculate the diffusion threshold. 3. The method of claim 2,
The center guide is formed in a shorter form than the side guide,
The receiving unit moves the center moving part and the side end moving part left or right along the moving guide, the center moving part moving up or down along the center guide, and the side moving part moving up or down along the side end guide A surface shape adjusting device, characterized in that it moves downward to form a slope. 3. The method of claim 2,
The storage unit,
a combustion load cell located at the lower end of the accommodating part and recording a change in weight according to the time when the combustion material is combusted;
a support that does not change in shape by the flame and is fixed by being coupled in a direction orthogonal to the combustion load cell; and
A surface shape control device including a combustion material fixing unit arranged at regular intervals from the lower end of the support portion to the upper end portion, and fixing the combustion material. The method of claim 1,
Further comprising a measurement frame in which a temperature sensor for measuring a temperature change of the combustion material fixed to the receiving unit is attached at a predetermined interval and positioned,
The temperature sensor measures the temperature change of the combustion material in real time, and the surface shape control device, characterized in that for measuring the ignition temperature or the maximum temperature. The method of claim 1,
The ignition unit,
an ignition unit for generating a flame; and
A gas is introduced and includes a gas cylinder for controlling the amount of heat and the flame length of the flame generated in the ignition unit by controlling air and gas,
The gas cylinder is a surface shape control device including a gas load cell for recording a change in the amount of gas over time. According to claim 1,
Further comprising a blower comprising a plurality of propellers for supplying high-speed wind to the flame ignited by the ignition unit,
The blower controls the strength or direction of the wind to confirm the combustion and diffusion of the combustion material, thereby inducing the occurrence of sparks between the combustion materials fixed to the receiving unit and positioned therein,
Surface shape control device, characterized in that for measuring the spark distance according to the strength of the wind by using the interval between the moving frames. A fixed frame fixed to the ground, a moving frame that moves to the left or down along the moving guide of the fixed frame, is attached to a side surface of the moving frame to form an inclination by moving the center upward, and a receiving unit for fixing combustion materials and a surface shape control device located at one end of the fixed frame and including an ignition unit for generating a flame for burning the combustion material; and
A processor for calculating the rate of spread of the flame based on the measured value measured by the surface shape control device,
A forest fire prediction system, characterized in that the plurality of accommodating parts are fixed to have a slope along the fixed frame or the moving frame so as to be spaced apart from each other, and a forest fire spread experiment in which the accommodating part is fixed according to the slope is carried out. 10. The method of claim 9,
The moving frame or the accommodating unit includes a flame detection sensor that detects a flame and determines whether ignition occurs,
The accommodating part is located at the lower end of the accommodating part and includes a combustion load cell that records a change in weight according to the time that the combustion material is burned,
The ignition unit includes an ignition unit generating a flame and a gas into which gas is introduced, and a gas cylinder for controlling the amount of heat and flame length of the flame by controlling air and gas, and the gas cylinder is a gas load cell for recording changes in the amount of gas over time including,
The surface shape control device further includes a measurement frame for measuring the temperature change of the combustion material in real time from the lower part to the upper part at a preset interval, and attaching a temperature sensor for measuring the ignition temperature or the maximum temperature,
The surface shape control device further comprises a blower comprising a plurality of propellers for supplying high-speed wind by controlling the strength or direction of wind to the flame ignited by the ignition unit. 11. The method of claim 10,
The processor is
Calculate the diffusion threshold by using the inclination of the receiving part, the measured values of the flame detection sensor and the temperature sensor,
When it is determined that ignition occurs through the flame sensor, the inclination of the housing is adjusted through the moving frame,
Forest fire prediction system, characterized in that calculating the ignition distance according to the wind strength or the wind direction by using the interval between a plurality of combustion materials located in the accommodating unit. 12. The method of claim 11,
The processor calculates the rate of diffusion of crown flower by fire based on the measured value measured by the surface shape control device,
The water tube diffusion rate is determined by (i) measurement time, (ii) the interval between combustion materials in the housing, (iii) the ignition temperature and the maximum temperature, (iv) the change in the amount of gas, (v) the amount of heat in the flame , (vi) the diffusion threshold, (vii) the wind strength and the wind direction, (viii) the inclination of the accommodating part, or a combination thereof. 13. The method of claim 12,
The processor collects prediction target area information including (i) fuel information, (ii) terrain information, (iii) weather information, and (iv) clinical information of the prediction target area to perform forest fire prediction,
A forest fire prediction system, characterized in that the forest fire spread is predicted by calculating the forest fire spread rate or forest fire intensity information in the prediction target area based on the canteen spreading rate and the prediction target area information.

Images