CN115512043B - Hearth erosion model visualization method, terminal equipment and storage medium - Google Patents
Hearth erosion model visualization method, terminal equipment and storage medium Download PDFInfo
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Abstract
The invention relates to a hearth erosion model visualization method, terminal equipment and storage medium, wherein the method comprises the following steps: respectively acquiring coordinate data of each data point in the outer surface and the inner surface of the hearth under polar coordinates and respectively storing the coordinate data into a data dictionary; based on a data dictionary, calculating a data coordinate set and a two-dimensional relation of data points in each structural surface in the hearth under a rectangular coordinate system according to an input angle i of a left cross section and an obtuse angle formed by the left cross section and the right cross section; based on the data coordinate set and the two-dimensional relation of each structural surface, calculating the triangular composition of each structural surface through a Delaunay algorithm; based on the data coordinate set and the triangle composition of each structural surface, a hearth erosion model is generated in the three-dimensional engine. The invention can provide real-time hearth erosion condition for the user, and is beneficial to the user to comprehensively evaluate the safe state of the hearth.
Description
Technical Field
The invention relates to the field of blast furnace steelmaking, in particular to a hearth erosion model visualization method, terminal equipment and a storage medium.
Background
The hearth is the most important component part in the blast furnace, and the hearth can be corroded by stress due to the great internal and external temperature difference in the production process, and the corrosion degree of the hearth determines the service life of the blast furnace to a great extent. Therefore, the erosion degree of the hearth can be observed in real time, and great help is provided for prolonging the service life of the blast furnace and ensuring the smooth running of the furnace condition.
Disclosure of Invention
In order to solve the problems, the invention provides a hearth erosion model visualization method, terminal equipment and a storage medium.
The specific scheme is as follows:
a hearth erosion model visualization method comprising the steps of:
s1: respectively acquiring coordinate data of each data point in the outer surface and the inner surface of the hearth under polar coordinates and respectively storing the coordinate data into a data dictionary outmap and an intmap;
s2: based on the data dictionaries outmap and incamap, calculating a data coordinate set vertical and a two-dimensional relation pr of data points in each structural surface in the hearth under a rectangular coordinate system according to an input angle i of a left cross section and an obtuse angle openAngle formed by the left cross section and the right cross section;
s3: based on the data coordinate sets of the structural planes and the two-dimensional relation pr, calculating the triangle composition triangules of the structural planes through a Delaunay algorithm;
s4: a hearth erosion model is generated in the three-dimensional engine based on the data coordinate sets of the structural planes and the trigonometric composition triangules.
Further, the format of the coordinate data stored in the data dictionary outmap and the intmap is theta: [ [ r ] 0 ,h 0 ],...[r c-1 ,h c-1 ]]Where θ represents the angle of the data point at polar coordinates, r 0 、r c-1 The horizontal distance, h, of the data point from the polar center of the sequence number 0 and the sequence number c-1 are respectively represented 0 、h c-1 The heights of the data points of the sequence number 0 and the sequence number c-1 in the polar coordinate system are respectively represented, and c represents the total number of the data points contained under the angle theta.
Further, the structural surfaces in the hearth include an inner surface inside, an outer surface outside, a top surface top and a cross-section, wherein the cross-section includes a left cross-section and a right cross-section, the two cross-sections being symmetrical along a plane passing through the axis of the hearth.
Further, according to the input angle i of the left cross section and the obtuse angle openAngle formed by the left cross section and the right cross section, the method for calculating the data coordinate set perpendicular and the two-dimensional relation pr of the data points in each structural surface in the hearth under the rectangular coordinate system is as follows:
(1) The calculation formulas of the data coordinate set vertical and the two-dimensional relation pr of the data points in the inner surface inside in the rectangular coordinate system are as follows:
point＝inmap[θ][n]
(x,y,z)＝(point[0]×cos(θ),point[0]×sin(θ),point[1])
(x,y,z)∈vertices
(θ,n)∈pr
wherein, i is less than or equal to theta is less than or equal to i+openAngle, n represents the serial number of the data point, 0 is less than or equal to n < c, point is an intermediate variable, represents the coordinate of the data point under the polar coordinate system, point [0] represents the value of the horizontal distance of the data point from the polar coordinate center in the coordinate of the data point under the polar coordinate system, point [1] represents the value of the height of the data point under the polar coordinate system in the coordinate of the data point under the polar coordinate system, and x, y and z represent the coordinate values of the data point under the rectangular coordinate system;
(2) The calculation formula of the data coordinate set vertical and the two-dimensional relation pr of the data points in the outer surface outlide under the rectangular coordinate system is as follows:
point＝outmap[θ][n]
(x,y,z)＝(point[0]×cos(θ),point[0]×sin(θ),point[1])
(x,y,z)∈vertices
(θ,n)∈pr
(3) The calculation formulas of the data coordinate set vertical and the two-dimensional relation pr of the data points in the top surface under the rectangular coordinate system are as follows:
p i ＝inmap[θ][c-1]
p o ＝outmap[θ][c-1]
(x i ,y i ,z i )＝(p i [0]×cos(θ),p i [0]×sin(θ),p i [1])
(x o ,y o ,z o )＝(p o [0]×cos(θ),p o [0]×sin(θ),p o [1])
(x i ,y i ,z i ),(x o ,y o ,z o )∈vertices
(θ,0),(θ,1)∈pr
wherein p is i Representing the coordinates, p, of each data point in the inner circle of the top surface top in a polar coordinate system i [0]A value representing a horizontal distance of a data point from a polar center in coordinates of the data point in an inner circle of the top surface top in a polar coordinate system, p i [1]A value representing the height of a data point in a polar coordinate system in a coordinate of the data point in an inner circle representing the top surface top, p o Representing the coordinates, p, of each data point in the outer circle of the top surface top under a polar coordinate system o [0]A value representing a horizontal distance of a data point from a polar center in coordinates of the data point in an outer circle of the top surface top in a polar coordinate system, p o [1]Values representing heights of data points in a polar coordinate system in coordinates of data points in an outer circle of the top surface top, x i ,y i ,z i Coordinate value of data point in inner circle of top surface top in rectangular coordinate system, x o ,y o ,z o Coordinate values of data points in the outer ring of the top surface top under a rectangular coordinate system are represented;
(4) The calculation formulas of the data coordinate set vertical and the two-dimensional relation pr of the data points in the top surface under the rectangular coordinate system are as follows:
p 1 ＝inmap[i][n]
p 2 ＝outmap[i][n]
p 3 ＝inmap[i+openAngle][n]
p 4 ＝outmap[i+openAngle][n]
(x 1 ,y 1 ,z 1 )＝(p 1 [0]×cos(i),p 1 [0]×sin(i),p 1 [1])
(x 2 ,y 2 ,z 2 )＝(p 2 [0]×cos(i),p 2 [0]×sin(i),p 2 [1])
(x 3 ,y 3 ,z 3 )＝(p 3 [0]×cos(i),p 3 [0]×sin(i),p 3 [1])
(x 4 ,y 4 ,z 4 )＝(p 4 [0]×cos(i),p 4 [0]×sin(i),p 4 [1])
(x 1 ,y 1 ,z 1 ),(x 2 ,y 2 ,z 2 ),(x 3 ,y 3 ,z 3 ),(x 4 ,y 4 ,z 4 )∈vertices
(c-n-1,0),(c-n-1,1),(c+n,0),(c+n,1)∈pr
wherein p is 1 、p 2 、p 3 、p 4 Respectively representing the coordinates of the data points on the boundary line of the left section and the inner surface under the polar coordinate system, the coordinates of the data points on the boundary line of the left section and the outer surface under the polar coordinate system, the coordinates of the data points on the boundary line of the right section and the inner surface under the polar coordinate system and the coordinates of the data points on the boundary line of the right section and the outer surface under the polar coordinate system; p is p 1 [0]、p 2 [0]、p 3 [0]、p 4 [0]A value representing a horizontal distance of a data point from a polar coordinate center in a coordinate of a boundary line of the left cross section and the inner surface, a value representing a horizontal distance of a data point from a polar coordinate center in a coordinate of a boundary line of the left cross section and the outer surface, a value representing a horizontal distance of a data point from a polar coordinate center in a coordinate of a boundary line of the right cross section and the inner surface, a value representing a horizontal distance of a data point from a polar coordinate center in a coordinate of a boundary line of the right cross section and the outer surface, and a value representing a horizontal distance of a data point from a polar coordinate center in a coordinate of a boundary line of the right cross section and the outer surface, respectively; p is p 1 [1]、p 2 [1]、p 3 [1]、p 4 [1]A value representing a height of a data point in a polar coordinate system in a coordinate of a data point in a boundary line of the left cross section and the inner surface, a value representing a height of a data point in a polar coordinate system in a coordinate of a data point in a boundary line of the left cross section and the outer surface, a value representing a height of a data point in a polar coordinate system in a coordinate of a data point in a boundary line of the right cross section and the inner surface, and a value representing a height of a data point in a polar coordinate system in a coordinate of a data point in a boundary line of the right cross section and the outer surface are respectively represented in a coordinate of a polar coordinate system; (x) 1 ,y 1 ,z 1 ),(x 2 ,y 2 ,z 2 ),(x 3 ,y 3 ,z 3 ),(x 4 ,y 4 ,z 4 ) The coordinate values of the data points on the boundary line of the left section and the inner surface under the rectangular coordinate system, the coordinate values of the data points on the boundary line of the left section and the outer surface under the rectangular coordinate system, the coordinate values of the data points on the boundary line of the right section and the inner surface under the rectangular coordinate system, and the coordinate values of the data points on the boundary line of the right section and the outer surface under the rectangular coordinate system are respectively represented.
Further, the three-dimensional engine adopts Unity3D, and the specific implementation process is as follows: creating game objects of each structural plane in a Unity3D environment, and adding a MeshFilter mr and a MeshRenderer mr; generating a new Mesh object Mesh, and assigning corresponding parameters based on data coordinate sets of all the structural planes and trigrams.
The hearth erosion model visualization terminal device comprises a processor, a memory and a computer program stored in the memory and capable of running on the processor, wherein the processor realizes the steps of the method according to the embodiment of the invention when executing the computer program.
A computer readable storage medium storing a computer program which, when executed by a processor, implements the steps of the method described above for embodiments of the present invention.
According to the technical scheme, the three-dimensional model of the hearth and the side wall cross section are provided, and the hearth can be displayed through spin to display a 360-degree view angle and a side wall residual thickness cross section, so that a better visual effect is achieved.
Drawings
Fig. 1 is a flowchart of a first embodiment of the present invention.
Fig. 2 is a schematic view showing the structure of the hearth in this embodiment.
Fig. 3 is a view showing a model display effect of the hearth in this embodiment.
Detailed Description
For further illustration of the various embodiments, the invention is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present invention.
The invention will now be further described with reference to the drawings and detailed description.
Embodiment one:
the embodiment of the invention provides a hearth erosion model visualization method, which is shown in fig. 1 and comprises the following steps:
s1: coordinate data of data points in the outer surface and the inner surface of the hearth are respectively acquired under polar coordinates and are respectively stored in data dictionaries outmap and incap.
In the embodiment, the formats of the coordinate data stored in the data dictionary outmap and the inmap are the same, and are both theta [ [ r ] 0 ,h 0 ],...[r c-1 ,h c-1 ]]Wherein, θ, r, h are the mapping of three-dimensional data under polar coordinates, θ represents the angle of the data point under polar coordinates, r 0 、r c-1 The horizontal distance, h, of the data point from the polar center of the sequence number 0 and the sequence number c-1 are respectively represented 0 、h c-1 The heights of the data points of the sequence number 0 and the sequence number c-1 in the polar coordinate system are respectively represented, and c represents the total number of the data points contained under the angle theta.
S2: based on the data dictionaries outmap and incap, calculating a data coordinate set vertical and a two-dimensional relation pr of data points in each structural surface in the hearth under a rectangular coordinate system according to an input angle i of a left cross section and an obtuse angle openAngle formed by the left cross section and the right cross section.
As shown in fig. 2, the three-dimensional structure of the hearth comprises four structural faces, respectively: the hearth comprises an inner surface inside, an outer surface outside, a top surface top and a section, wherein the section comprises a left section and a right section, and the two sections are symmetrical along a surface passing through the hearth axis.
Step S2 needs to be completed as follows: (1) calculating by using the intmap and the outmap to obtain data points forming each structural surface; (2) the two-dimensional relationship pr of the midpoints of each structural plane is defined to facilitate grid generation in a subsequent step. Assuming that the left angle of the left section is i (i.e., the angle in the polar coordinate system), the obtuse angles formed by the two sides of the section are openAngle.
(1) The calculation formulas of the data coordinate set vertical and the two-dimensional relation pr of the data points in the inner surface inside in the rectangular coordinate system are as follows:
point＝inmap[θ][n]
(x,y,z)＝(point[0]×cos(θ),point[0]×sin(θ),point[1])
(x,y,z)∈vertices
(θ,n)∈pr
wherein, i is less than or equal to theta is less than or equal to i+openAngle, n represents the serial number of the data point, 0 is less than or equal to n < c, point is an intermediate variable, represents the coordinate of the data point under the polar coordinate system, point [0] represents the value of the horizontal distance of the data point from the polar coordinate center in the coordinate of the data point under the polar coordinate system, point [1] represents the value of the height of the data point under the polar coordinate system in the coordinate of the data point under the polar coordinate system, and x, y and z represent the coordinate values of the data point under the rectangular coordinate system;
(2) The calculation formula of the data coordinate set vertical and the two-dimensional relation pr of the data points in the outer surface outlide under the rectangular coordinate system is as follows:
point＝outmap[θ][n]
(x,y,z)＝(point[0]×cos(θ),point[0]×sin(θ),point[1])
(x,y,z)∈vertices
(θ,n)∈pr
(3) The calculation formulas of the data coordinate set vertical and the two-dimensional relation pr of the data points in the top surface under the rectangular coordinate system are as follows:
p i ＝inmap[θ][c-1]
p o ＝outmap[θ][c-1]
(x i ,y i ,z i )＝(p i [0]×cos(θ),p i [0]×sin(θ),p i [1])
(x o ,y o ,z o )＝(p o [0]×cos(θ),p o [0]×sin(θ),p o [1])
(x i ,y i ,z i ),(x o ,y o ,z o )∈vertices
(θ,0),(θ,1)∈pr
wherein p is i Representing the coordinates, p, of each data point in the inner circle of the top surface top in a polar coordinate system i [0]A value representing a horizontal distance of a data point from a polar center in coordinates of the data point in an inner circle of the top surface top in a polar coordinate system, p i [1]A value representing the height of a data point in a polar coordinate system in a coordinate of the data point in an inner circle representing the top surface top, p o Representing the coordinates, p, of each data point in the outer circle of the top surface top under a polar coordinate system o [0]A value representing a horizontal distance of a data point from a polar center in coordinates of the data point in an outer circle of the top surface top in a polar coordinate system, p o [1]Values representing heights of data points in a polar coordinate system in coordinates of data points in an outer circle of the top surface top, x i ,y i ,z i Coordinate value of data point in inner circle of top surface top in rectangular coordinate system, x o ,y o ,z o Coordinate values of data points in the outer ring of the top surface top under a rectangular coordinate system are represented;
(4) The calculation formulas of the data coordinate set vertical and the two-dimensional relation pr of the data points in the top surface under the rectangular coordinate system are as follows:
p 1 ＝inmap[i][n]
p 2 ＝outmap[i][n]
p 3 ＝inmap[i+openAngle][n]
p 4 ＝outmap[i+openAngle][n]
(x 1 ,y 1 ,z 1 )＝(p 1 [0]×cos(i),p 1 [0]×sin(i),p 1 [1])
(x 2 ,y 2 ,z 2 )＝(p 2 [0]×cos(i),p 2 [0]×sin(i),p 2 [1])
(x 3 ,y 3 ,z 3 )＝(p 3 [0]×cos(i),p 3 [0]×sin(i),p 3 [1])
(x 4 ,y 4 ,z 4 )＝(p 4 [0]×cos(i),p 4 [0]×sin(i),p 4 [1])
(x 1 ,y 1 ,z 1 ),(x 2 ,y 2 ,z 2 ),(x 3 ,y 3 ,z 3 ),(x 4 ,y 4 ,z 4 )∈vertices
(c-n-1,0),(c-n-1,1),(c+n,0),(c+n,1)∈pr
wherein p is 1 、p 2 、p 3 、p 4 Respectively representing the coordinates of the data points on the boundary line of the left section and the inner surface under the polar coordinate system, the coordinates of the data points on the boundary line of the left section and the outer surface under the polar coordinate system, the coordinates of the data points on the boundary line of the right section and the inner surface under the polar coordinate system and the coordinates of the data points on the boundary line of the right section and the outer surface under the polar coordinate system; p is p 1 [0]、p 2 [0]、p 3 [0]、p 4 [0]A value representing a horizontal distance of a data point from a polar coordinate center in a coordinate of a boundary line of the left cross section and the inner surface, a value representing a horizontal distance of a data point from a polar coordinate center in a coordinate of a boundary line of the left cross section and the outer surface, a value representing a horizontal distance of a data point from a polar coordinate center in a coordinate of a boundary line of the right cross section and the inner surface, a value representing a horizontal distance of a data point from a polar coordinate center in a coordinate of a boundary line of the right cross section and the outer surface, and a value representing a horizontal distance of a data point from a polar coordinate center in a coordinate of a boundary line of the right cross section and the outer surface, respectively; p is p 1 [1]、p 2 [1]、p 3 [1]、p 4 [1]A value representing a height of a data point in a polar coordinate system in a coordinate of a boundary line of the left cross section and the inner surface, a value representing a height of a data point in a polar coordinate system in a coordinate of a boundary line of the left cross section and the outer surface, a value representing a height of a data point in a polar coordinate system in a coordinate of a boundary line of the right cross section and the inner surface, a value representing a height of a data point in a polar coordinate system in a coordinate of a boundary line of the right cross section and the inner surface, and a value representing a height of a data point in a polar coordinate system in a coordinate of a boundary line of the right cross section and the outer surface, respectivelyThe value of the height in the system; (x) 1 ,y 1 ,z 1 ),(x 2 ,y 2 ,z 2 ),(x 3 ,y 3 ,z 3 ),(x 4 ,y 4 ,z 4 ) The coordinate values of the data points on the boundary line of the left section and the inner surface under the rectangular coordinate system, the coordinate values of the data points on the boundary line of the left section and the outer surface under the rectangular coordinate system, the coordinate values of the data points on the boundary line of the right section and the inner surface under the rectangular coordinate system, and the coordinate values of the data points on the boundary line of the right section and the outer surface under the rectangular coordinate system are respectively represented.
S3: and calculating the triangle composition triangules of each structural surface through a Delaunay algorithm based on the data coordinate set of each structural surface and the two-dimensional relation pr.
S4: based on the data coordinate set of each structural surface, the triggers and the trigonometry form trianges, and a hearth erosion model is generated in the three-dimensional engine.
In this embodiment, the three-dimensional engine uses Unity3D, and in other embodiments, other three-dimensional engines may be used, without limitation. The specific generation process of the hearth erosion model comprises the following steps: creating game objects of each structural plane in a Unity3D environment, and adding a MeshFilter mr and a MeshRenderer mr; generating a new Mesh object Mesh, and assigning corresponding parameters based on data coordinate sets of all the structural planes, namely:
mesh.vertices＝vertices
mesh.triangles＝triangles
mf.mesh＝mesh
it should be noted that, by changing the angle i of the left cross section, a person skilled in the art may recalculate the vertical of each structural surface in step S2, and assign the newly calculated vertical to the mesh. The spin display of the three-dimensional model can be realized by circularly increasing i between [0,359], and the implementation effect is shown in figure 3.
According to the embodiment of the invention, the hearth erosion model is combined with the Unity3D technology, so that real-time hearth erosion conditions can be provided for a user, and the comprehensive assessment of the hearth safety state by the user is facilitated.
Embodiment two:
the invention also provides a hearth erosion model visualization terminal device, which comprises a memory, a processor and a computer program stored in the memory and capable of running on the processor, wherein the steps in the method embodiment of the first embodiment of the invention are realized when the processor executes the computer program.
Further, as an executable scheme, the hearth erosion model visualization terminal device may be a computing device such as a desktop computer, a notebook computer, a palm computer, a cloud server, and the like. The hearth erosion model visualization terminal device may include, but is not limited to, a processor, a memory. It will be appreciated by those skilled in the art that the above-described constituent structure of the hearth erosion model visual terminal device is merely an example of the hearth erosion model visual terminal device, and does not constitute limitation of the hearth erosion model visual terminal device, and may include more or fewer components than those described above, or may combine some components, or different components, for example, the hearth erosion model visual terminal device may further include an input-output device, a network access device, a bus, and the like, which is not limited by the embodiment of the present invention.
Further, as an implementation, the processor may be a central processing unit (Central Processing Unit, CPU), other general purpose processor, digital signal processor (Digital Signal Processor, DSP), application specific integrated circuit (Application Specific Integrated Circuit, ASIC), field programmable gate array (Field-Programmable Gate Array, FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware components, etc. The general purpose processor may be a microprocessor or the processor may be any conventional processor or the like, which is the control center of the hearth erosion model visualization terminal device, connecting the various parts of the entire hearth erosion model visualization terminal device with various interfaces and lines.
The memory may be used to store the computer program and/or module, and the processor may implement various functions of the hearth erosion model visualization terminal device by running or executing the computer program and/or module stored in the memory and invoking data stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, at least one application program required for a function; the storage data area may store data created according to the use of the cellular phone, etc. In addition, the memory may include high-speed random access memory, and may also include non-volatile memory, such as a hard disk, memory, plug-in hard disk, smart Media Card (SMC), secure Digital (SD) Card, flash Card (Flash Card), at least one disk storage device, flash memory device, or other volatile solid-state storage device.
The present invention also provides a computer readable storage medium storing a computer program which when executed by a processor implements the steps of the above-described method of an embodiment of the present invention.
The modules/units of the hearth erosion model visualization terminal device integration, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the present invention may implement all or part of the flow of the method of the above embodiment, or may be implemented by a computer program to instruct related hardware, where the computer program may be stored in a computer readable storage medium, and when the computer program is executed by a processor, the computer program may implement the steps of each of the method embodiments described above. Wherein the computer program comprises computer program code which may be in source code form, object code form, executable file or some intermediate form etc. The computer readable medium may include: any entity or device capable of carrying the computer program code, a recording medium, a U disk, a removable hard disk, a magnetic disk, an optical disk, a computer Memory, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a software distribution medium, and so forth.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. A method for visualizing a hearth erosion model, comprising the steps of:
s1: respectively acquiring coordinate data of each data point in the outer surface and the inner surface of the hearth under polar coordinates and respectively storing the coordinate data into a data dictionary outmap and an intmap;
s2: based on the data dictionaries outmap and incamap, calculating a data coordinate set vertical and a two-dimensional relation pr of data points in each structural surface in the hearth under a rectangular coordinate system according to an input angle i of a left cross section and an obtuse angle openAngle formed by the left cross section and the right cross section; the structural surfaces in the hearth include an inner surface inside, an outer surface outside, a top surface top and a cross-section, wherein the cross-section includes a left cross-section and a right cross-section, the two cross-sections being symmetrical along a surface plane passing through the axis of the hearth; the calculation method of the data coordinate set optics and the two-dimensional relation pr comprises the following steps:
(1) The calculation formulas of the data coordinate set vertical and the two-dimensional relation pr of the data points in the inner surface inside in the rectangular coordinate system are as follows:
point＝inmap[θ][n]
(x,y,z)＝(point[0]×cos(θ),point[0]×sin(θ),point[1])
(x,y,z)∈vertices
(θ,n)∈pr
wherein, i is less than or equal to θ is less than or equal to i+openangle, n represents the serial number of the data point, 0 is less than or equal to n < c, point is an intermediate variable, represents the coordinate of the data point under the polar coordinate system, point [0] represents the value of the horizontal distance of the data point from the polar coordinate center in the coordinate of the data point under the polar coordinate system, point [1] represents the value of the height of the data point under the polar coordinate system in the coordinate of the data point under the polar coordinate system, (x, y, z) represents the coordinate value of the data point under the rectangular coordinate system;
(2) The calculation formula of the data coordinate set vertical and the two-dimensional relation pr of the data points in the outer surface outlide under the rectangular coordinate system is as follows:
point＝outmap[θ][n]
(x,y,z)＝(point[0]×cos(θ),point[0]×sin(θ),point[1])
(x,y,z)∈vertices
(θ,n)∈pr
(3) The calculation formulas of the data coordinate set vertical and the two-dimensional relation pr of the data points in the top surface under the rectangular coordinate system are as follows:
p i ＝inmap[θ][c-1]
p o ＝outmap[θ][c-1]
(x i ,y i ,z i )＝(p i [0]×cos(θ),p i [0]×sin(θ),p i [1])
(x o ,y o ,z o )＝(p o [0]×cos(θ),p o [0]×sin(θ),p o [1])
(x i ,y i ,z i ),(x o ,y o ,z o )∈vertices
(θ,0),(θ,1)∈pr
wherein p is i Representing the coordinates, p, of each data point in the inner circle of the top surface top in a polar coordinate system i [0]A value representing a horizontal distance of a data point from a polar center in coordinates of the data point in an inner circle of the top surface top in a polar coordinate system, p i [1]A value representing the height of a data point in a polar coordinate system in a coordinate of the data point in an inner circle representing the top surface top, p o Representing the coordinates, p, of each data point in the outer circle of the top surface top under a polar coordinate system o [0]A value representing a horizontal distance of a data point from a polar center in coordinates of the data point in an outer circle of the top surface top in a polar coordinate system, p o [1]A value representing a height of a data point in a polar coordinate system in a coordinate of the data point in an outer circle of the top surface top, (x) i ,y i ,z i ) The data points in the inner circle representing the top surface top are in rectangular coordinate systemCoordinate value of (x) o ,y o ,z o ) Coordinate values of data points in the outer ring of the top surface top under a rectangular coordinate system are represented;
(4) The calculation formulas of the data coordinate set vertical and the two-dimensional relation pr of the data points in the section under the rectangular coordinate system are as follows:
p 1 ＝inmap[i][n]
p 2 ＝outmap[i][n]
p 3 ＝inmap[i+openAngle][n]
p 4 ＝outmap[i+openAngle][n]
(x 1 ,y 1 ,z 1 )＝(p 1 [0]×cos(i),p 1 [0]×sin(i),p 1 [1])
(x 2 ,y 2 ,z 2 )＝(p 2 [0]×cos(i),p 2 [0]×sin(i),p 2 [1])
(x 3 ,y 3 ,z 3 )＝(p 3 [0]×cos(i),p 3 [0]×sin(i),p 3 [1])
(x 4 ,y 4 ,z 4 )＝(p 4 [0]×cos(i),p 4 [0]×sin(i),p 4 [1])
(x 1 ,y 1 ,z 1 ),(x 2 ,y 2 ,z 2 ),(x 3 ,y 3 ,z 3 ),(x 4 ,y 4 ,z 4 )∈vertices
(c-n-1,0),(c-n-1,1),(c+n,0),(c+n,1)∈pr
wherein p is 1 、p 2 、p 3 、p 4 Respectively representing the coordinates of the data points on the boundary line of the left section and the inner surface under the polar coordinate system, the coordinates of the data points on the boundary line of the left section and the outer surface under the polar coordinate system, the coordinates of the data points on the boundary line of the right section and the inner surface under the polar coordinate system and the coordinates of the data points on the boundary line of the right section and the outer surface under the polar coordinate system; p is p 1 [0]、p 2 [0]、p 3 [0]、p 4 [0]Representing data points in coordinates in a polar coordinate system of data points on boundary lines of the left cross section and the inner surface, respectivelyA value of a horizontal distance from a polar coordinate center, a value of a horizontal distance from a polar coordinate center of a data point in a coordinate of an intersection line of a left cross section and an outer surface in a polar coordinate system, a value of a horizontal distance from a polar coordinate center of a data point in a coordinate of an intersection line of a right cross section and an inner surface in a polar coordinate system, a value of a horizontal distance from a polar coordinate center of a data point in a coordinate of an intersection line of a right cross section and an outer surface in a coordinate of a polar coordinate system; p is p 1 [1]、p 2 [1]、p 3 [1]、p 4 [1]A value representing a height of a data point in a polar coordinate system in a coordinate of a data point in a boundary line of the left cross section and the inner surface, a value representing a height of a data point in a polar coordinate system in a coordinate of a data point in a boundary line of the left cross section and the outer surface, a value representing a height of a data point in a polar coordinate system in a coordinate of a data point in a boundary line of the right cross section and the inner surface, and a value representing a height of a data point in a polar coordinate system in a coordinate of a data point in a boundary line of the right cross section and the outer surface are respectively represented in a coordinate of a polar coordinate system; (x) 1 ,y 1 ,z 1 ),(x 2 ,y 2 ,z 2 ),(x 3 ,y 3 ,z 3 ),(x 4 ,y 4 ,z 4 ) The coordinate values of the data points on the boundary line of the left section and the inner surface under the rectangular coordinate system, the coordinate values of the data points on the boundary line of the left section and the outer surface under the rectangular coordinate system, the coordinate values of the data points on the boundary line of the right section and the inner surface under the rectangular coordinate system and the coordinate values of the data points on the boundary line of the right section and the outer surface under the rectangular coordinate system are respectively represented;
s3: based on the data coordinate sets of the structural planes and the two-dimensional relation pr, calculating the triangle composition triangules of the structural planes through a Delaunay algorithm;
s4: a hearth erosion model is generated in the three-dimensional engine based on the data coordinate sets of the structural planes and the trigonometric composition triangules.
2. The method according to claim 1The hearth erosion model visualization method is characterized by comprising the following steps of: the format of the coordinate data stored in the data dictionary outmap and the intmap is theta: [ [ r ] 0 ,h 0 ],...[r c-1 ,h c-1 ]]Where θ represents the angle of the data point at polar coordinates, r 0 、r c-1 The horizontal distance, h, of the data point from the polar center of the sequence number 0 and the sequence number c-1 are respectively represented 0 、h c-1 The heights of the data points of the sequence number 0 and the sequence number c-1 in the polar coordinate system are respectively represented, and c represents the total number of the data points contained under the angle theta.
3. The hearth erosion model visualization method of claim 1, wherein: the three-dimensional engine adopts Unity3D, and the specific implementation process is as follows: creating game objects of each structural plane in a Unity3D environment, and adding a MeshFilter mr and a MeshRenderer mr; generating a new Mesh object Mesh, and assigning corresponding parameters based on data coordinate sets of all the structural planes and trigrams.
4. A hearth erosion model visualization terminal device is characterized in that: comprising a processor, a memory and a computer program stored in the memory and running on the processor, which processor, when executing the computer program, carries out the steps of the method according to any one of claims 1 to 3.
5. A computer-readable storage medium storing a computer program, characterized in that: the computer program, when executed by a processor, implements the steps of the method according to any one of claims 1 to 3.
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