CN104239680B - Display method and system of coal-seam distribution - Google Patents
Display method and system of coal-seam distribution Download PDFInfo
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- CN104239680B CN104239680B CN201410339468.3A CN201410339468A CN104239680B CN 104239680 B CN104239680 B CN 104239680B CN 201410339468 A CN201410339468 A CN 201410339468A CN 104239680 B CN104239680 B CN 104239680B
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Abstract
The invention discloses a display method and system of coal-seam distribution. The display method comprises the following steps of: when entering a one-knife-coal working surface, obtaining a bracket pushing stroke and a bracket-base inclination angle before pushing, and calculating a coordinate point of a lowest point at the position of a first coal mining machine of the one-knife-coal working surface by combination with the previous one-knife-coal working surface; obtaining the position of the coal mining machine, the traction inclination angle of the coal mining machine and the mining height of the coal mining machine in each coal mining operation of the one-knife-coal working surface, further calculating a coordinate point of the lowest point and a coordinate point of the highest point at the position of the coal mining machine in each coal mining operation of the one-knife-coal working surface; connecting the coordinate points of all the lowest points and coordinate points of all the highest points into lines at the position of the coal mining machine in each coal mining operation of the one-knife-coal working surface, and determining the plane by the two lines; connecting and drawing the planes of all the one-knife-coal working surfaces into a coal-seam distribution diaphragm. According to the display method and system disclosed by the invention, the distribution condition of the coal seam can be effectively displayed, and further the strike of the coal seam can be judged.
Description
Technical field
The present invention relates to coal mine fully-mechanized mining working coal seam distribution technique field, more particularly to a kind of coal seam is distributed display side
Method and system.
Background technology
Due to coal mine fully-mechanized mining working bad environments, high labor intensive, increasing fully-mechanized mining working scene is by remote
Process control, realizes that the unmanned of getting working face, automatization are mined.In coal mine fully-mechanized mining working recovery process, coal seam distribution
As fully-mechanized mining working progradation is continually changing, and coal seam distribution situation be realize getting working face it is unmanned, from
The key factor that dynamicization is mined.The display analysis method of existing simple fully-mechanized mining working advance rate is merely able to show coal seam at present
Advance rate, and the display analysis method of existing average coal seam thickness be also merely able to show coal seam average thickness, both
The distribution situation in coal seam can not be effectively shown, and then judges the nothing moved towards trend, cause coal mine fully-mechanized mining working in coal seam
Peopleization, automatization are mined difficult.
The content of the invention
Based on this, it is necessary to for the display analysis method of existing simple fully-mechanized mining working advance rate in background technology
The advance rate in coal seam can be shown, and the display analysis method of existing average coal seam thickness is also merely able to show the flat of coal seam
Equal thickness, both can not effectively show the problem of the distribution situation in coal seam, there is provided a kind of coal seam distribution display method, can be with
Effectively show the distribution situation in coal seam, so can intuitively judge coal seam move towards trend.
For achieving the above object, the technical scheme that the embodiment of the present invention is adopted is as follows：
A kind of coal seam distribution display method, including step：
When into a knife coal scope of operation, the bracket base inclination angle before obtaining support pass trip and elapsing, and according to
On the minimum point coordinate points of the knife coal scope of operation and acquired support pass trip, the bracket base inclinometer before passage one by one
Calculate the minimum point coordinate points at the first coal winning machine position of a knife coal scope of operation；
Coal winning machine position, shearer haulage inclination angle and coal-winning machine when obtaining each coal mining activity of a knife coal scope of operation
Mining height, and according to coal winning machine position during each coal mining activity of an acquired knife coal scope of operation, shearer haulage inclination angle with
And mining height of coal mining machine calculate a knife coal scope of operation each coal mining activity when coal winning machine position at minimum point coordinate points with most
High point coordinate points；
All minimum point coordinate points at coal winning machine position during each coal mining activity of the one knife coal scope of operation are connected into
Line and all peak coordinate points connect into line, and two lines determine plane；
The plane of each knife coal scope of operation is connected and is depicted as coal seam scattergram.
According to a kind of above-mentioned coal seam distribution display method, the present invention program also provides a kind of coal seam distribution display system,
Including acquisition computing unit one, obtain computing unit two, connection unit, drawing unit；
It is described acquisition computing unit one when into a knife coal scope of operation, obtain support pass trip and passage before
Frame base inclination angle, and the minimum point coordinate points according to the upper coal scope of operation of knife one by one and acquired support pass trip, passage
Minimum point coordinate points at the first coal winning machine position of the front one knife coal scope of operation of bracket base Dip countion；
Coal winning machine position, coal-winning machine during each coal mining activity of the acquisition computing unit two one knife coal scope of operation of acquisition
Traction inclination angle and mining height of coal mining machine, and according to coal mining seat in the plane during each coal mining activity of an acquired knife coal scope of operation
Put, at coal winning machine position when shearer haulage inclination angle and mining height of coal mining machine calculate each coal mining activity of a knife coal scope of operation
Minimum point coordinate points and peak coordinate points；
The connection unit is by all minimum points at coal winning machine position during each coal mining activity of a knife coal scope of operation
Coordinate points connect into line and all peak coordinate points connect into line, and two lines determine plane；
The plane of each knife coal scope of operation is connected and is depicted as coal seam scattergram by the drawing unit.
According to the present invention program, when into a knife coal scope of operation, before obtaining support pass trip and passage first
Bracket base inclination angle, and then the first coal mining of the minimum point coordinate points one knife coal scope of operation of calculating with reference to the upper coal scope of operation of knife one by one
Put the minimum point coordinate points at place in seat in the plane；Coal winning machine position, coal mining when then obtaining each coal mining activity of a knife coal scope of operation
Machine travel inclination angle and mining height of coal mining machine, and according to coal mining seat in the plane during each coal mining activity of an acquired knife coal scope of operation
Put, at coal winning machine position when shearer haulage inclination angle and mining height of coal mining machine calculate each coal mining activity of a knife coal scope of operation
Minimum point coordinate points and peak coordinate points；Thus, by coal winning machine position during each coal mining activity of a knife coal scope of operation
All minimum point coordinate points at place connect into line and all peak coordinate points connect into line, and two lines determine plane；Finally will
The plane of each knife coal scope of operation is connected and is depicted as coal seam scattergram, realizes the display in coal seam.The coal seam distribution display method,
Can effectively show the distribution situation in coal seam, so can interpolate that coal seam move towards trend.
Description of the drawings
Fig. 1 is the first embodiment flow chart of coal seam distribution display method of the present invention；
Fig. 2 is display packing second embodiment flow chart in coal seam of the present invention；
Fig. 3 is the design sketch of coal seam display packing of the present invention；
Fig. 4 is that coal seam of the present invention is distributed display system architectures figure；
Fig. 5 is the schematic device for realizing coal seam distribution display method of the present invention.
Specific embodiment
For making the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, to this
Invention is described in further detail.It should be appreciated that specific embodiment described herein is only to explain the present invention,
Protection scope of the present invention is not limited.
Fig. 1 is referred to, is the first embodiment flow chart of coal seam distribution display method of the present invention；
Step S101：When into a knife coal scope of operation, obtain support pass trip and the bracket base before passage inclines
Support before angle, and minimum point coordinate points and acquired support pass trip according to the upper coal scope of operation of knife one by one, passage
Minimum point coordinate points at the first coal winning machine position of the one knife coal scope of operation of base Dip countion：
The one knife coal scope of operation refers to that coal-winning machine starts coal cutting from first hydraulic support position and cuts end platform support position
The whole coal cutting processing operations face put；For example, it is assumed that having 100 supports in a knife coal scope of operation, then a knife coal scope of operation is referred to
Coal-winning machine starts the whole coal cutting processing operations face that No. 100 platform backing positions are cut in coal cutting from No. 1 hydraulic support position.
The support pass trip that obtains is referred to by the stroke sensor measurement hydraulic support on hydraulic support
Pass trip and obtain；
The bracket base inclination angle obtained before elapsing refers to be surveyed by the obliquity sensor on hydraulic support foundation
Amount bracket base is obtained along the inclination angle in advance of the face direction；
Behind bracket base inclination angle before support pass trip and passage is obtained, and then combine the upper coal scope of operation of knife one by one
Minimum point coordinate points be calculated the minimum point coordinate points at the first coal winning machine position of a knife coal scope of operation.
Specifically, the minimum point coordinate points at the first coal winning machine position for calculating a knife coal scope of operation pass through following sides
Journey is calculated：
(X1, Y1, Z1)=(P, Y0+L*sin α, Z0+L*cos α)；
Wherein, (X1, Y1, Z1) is the minimum point coordinate points at first coal winning machine position, and Y0 is the upper coal scope of operation of knife one by one
Minimum point coordinate points Y-axis coordinate figure, Z0 be on minimum point coordinate points of the knife coal scope of operation one by one Z axis coordinate figure, P is for adopting
Coal seat in the plane is put, and L is support pass trip, and α is the bracket base inclination angle before passage.
Step S102：Coal winning machine position, shearer haulage inclination angle when obtaining each coal mining activity of a knife coal scope of operation
And mining height of coal mining machine, and according to coal winning machine position during each coal mining activity of an acquired knife coal scope of operation, coal-winning machine
The minimum point at coal winning machine position during each coal mining activity of traction inclination angle and the mining height of coal mining machine one knife coal scope of operation of calculating
Coordinate points and peak coordinate points：
Each coal mining activity refers to that coal-winning machine carries out coal mining activity on each hydraulic support.
When coal winning machine position during each coal mining activity of the one knife coal scope of operation of the acquisition refers to acquisition coal mining machine operation
The numbering of each hydraulic support being in；
Shearer haulage inclination angle during each coal mining activity of the one knife coal scope of operation of the acquisition is referred to by installed in coal mining
Traction obliquity sensor on machine measures shearer haulage inclination angle and obtains；
Mining height of coal mining machine during each coal mining activity of the one knife coal scope of operation of the acquisition refers to coal-winning machine in each coal mining
Coal mining height during operation, calculates acquisition in itself by coal-winning machine；
Coal winning machine position, shearer haulage inclination angle and coal mining when each coal mining activity of a knife coal scope of operation is obtained
After machine mining height, and then according to coal winning machine position during each coal mining activity of an acquired knife coal scope of operation, shearer haulage
The minimum point coordinates at coal winning machine position during each coal mining activity of inclination angle and the mining height of coal mining machine one knife coal scope of operation of calculating
Point and peak coordinate points.
Specifically, the minimum point coordinates at coal winning machine position during each coal mining activity of the one knife coal scope of operation of the calculating
Point is obtained by following Equation for Calculating with peak coordinate points：
(X2, Y2, Z2)=(P, Y1+W*sin β, Z1)；
(X3, Y3, Z3)=(P, Y2+H1*cos β, Z1)；
Wherein, the minimum point coordinate points at coal winning machine position when (X2, Y2, Z2) is each coal mining activity, (X3, Y3,
Z3) the peak coordinate points at coal winning machine position when being each coal mining activity, W is the spacing between two stands, and H1 is for mining
Machine mining height, β are shearer haulage inclination angle, and P is coal winning machine position.
Step S103：By all minimum point coordinates at coal winning machine position during each coal mining activity of a knife coal scope of operation
Point connects into line and all peak coordinate points connect into line, and two lines determine plane；
Specifically, it is all minimum point coordinate points and highest at coal winning machine position when each coal mining activity is obtained
After point coordinates point, all minimum point coordinate points are connected into into a line, all peak coordinate points connect into another line, by this
Two lines determine the plane of a knife coal scope of operation.
Step S104：The plane of each knife coal scope of operation is connected and is depicted as coal seam scattergram；
Specifically, step S103 is determined into that the plane of each knife coal scope of operation is connected with each other, and then is depicted as coal seam distribution
Figure shows coal seam distribution situation.
Can see that the coal seam display packing of the present invention make use of the process of coal mining machine operation, by coal mining process coordinate
Value shows, and then shows the distribution situation in coal seam；The distribution situation in coal seam can be effectively shown, and then intuitively can be judged
Trend is moved towards in coal seam.
In one embodiment, when the knife coal scope of operation is first knife coal scope of operation, first adopt to described
Put the minimum point coordinate points preset coordinate value at place in coal seat in the plane；
Specifically, when the knife coal scope of operation is first knife coal scope of operation, directly to the first coal-winning machine
Minimum point coordinate points preset coordinate value at position, and no longer obtain support pass trip and the bracket base inclination angle before passage
With the minimum point coordinate points at the first coal winning machine position of the one knife coal scope of operation of calculating.For example, first coal mining seat in the plane can be preset
Put place minimum point coordinate points coordinate figure for (0,0,0)；
Further, calculate a knife coal scope of operation first coal winning machine position at minimum point coordinate points equation：
In (X1, Y1, Z1)=(P, Y0+L*sin α, Z0+L*cos α), it is first knife coal scope of operation in the knife coal scope of operation
When, Y0 is the Y-axis coordinate figure of the preset coordinate point, and Z0 is the Z axis coordinate figure of the preset coordinate point.
In order to the coal seam display packing for further illustrating the present invention is how to realize, with reference in the embodiments of the present invention
Coal seam display packing, carries out illustrated in greater detail below in conjunction with one of specific example.In the explanation of following specific examples,
For ease of simple understanding, it is assumed that a knife coal scope of operation is first knife coal scope of operation, and set preset coordinate point (X0, Y0,
Z0)=(0,0,0) illustrate for example, it is pointed out here that, this explanation is only merely a kind of exemplary illustration, not to right
The present invention program and the specific form of expression make restriction.
Fig. 2 is referred to, is display packing second embodiment flow chart in coal seam of the present invention:
Step 201：Obtain the coal winning machine position in each coal mining activity of first knife coal scope of operation, coal-winning machine to lead
Draw inclination angle and mining height of coal mining machine, and according to coal-winning machine during each coal mining activity of first acquired knife coal scope of operation
Position, shearer haulage inclination angle and mining height of coal mining machine calculate coal mining during each coal mining activity of first knife coal scope of operation
Put the minimum point coordinate points (X1, Y1, Z1) and peak coordinate points (X2, Y2, Z2) at place in seat in the plane；
Specifically,
(X1, Y1, Z1)=(P, Y0+W*sin β, Z0)；
(X2, Y2, Z2)=(P, Y1+H1*cos β, Z0)；
Wherein, P is coal winning machine position when coal mining machine operation (i.e. the numbering of hydraulic support that is in), and W is between two stands
Spacing, H1 is mining height of coal mining machine, and β is shearer haulage inclination angle.
Step 202：By at the coal winning machine position in each coal mining activity of first knife coal scope of operation it is all most
Low spot coordinate points connect into line and all peak coordinate points connect into line, and two lines determine the first plane
Step 203：When into second knife coal scope of operation, support pass trip and the support bottom before passage is obtained
Seat inclination angle, the minimum point coordinate points (X3, Y3, Z3) under calculating one by one at the first coal winning machine position of the knife coal scope of operation；
Specifically,
(X3, Y3, Z3)=(P, Y1+L*sin α, Z1+L*cos α)；
Wherein, L is support pass trip, and α is the bracket base inclination angle before passage.
Step 204：Obtain the coal winning machine position in each coal mining activity of second knife coal scope of operation, coal-winning machine to lead
Draw inclination angle and mining height of coal mining machine, and according to coal mining seat in the plane during each coal mining activity of the second knife coal scope of operation for obtaining
Put, coal-winning machine when shearer haulage inclination angle and mining height of coal mining machine calculate each coal mining activity of second knife coal scope of operation
Minimum point coordinate points (X4, Y4, Z4) at position and peak coordinate points (X5, Y5, Z5)；
Specifically,
(X4, Y4, Z4)=(P, Y3+W*sin β, Z3)；
(X5, Y5, Z5)=(P, Y3+H1*cos β, Z3).
Step 205：By at the coal winning machine position in each coal mining activity of second knife coal scope of operation it is all most
Low spot coordinate points connect into line and all peak coordinate points connect into line, and two lines determine the second plane.
Step 206：First plane is connected with the second plane and is depicted as coal seam scattergram.
Above steps may be repeated multiple times, it may be determined that multiple planes, here are not repeated in detail, refer to Fig. 3, is the present invention
The design sketch of coal seam display packing.
According to a kind of above-mentioned coal seam distribution display method, the present invention program also provides a kind of coal seam distribution display system,
Fig. 4 is referred to, is distribution display system architectures figure in coal seam of the present invention：
A kind of coal seam is distributed display system, including acquisition computing unit one, obtains computing unit two, connection unit, drafting
Unit；
It is described acquisition computing unit one when into a knife coal scope of operation, obtain support pass trip and passage before
Frame base inclination angle, and the minimum point coordinate points according to the upper coal scope of operation of knife one by one and acquired support pass trip, passage
Minimum point coordinate points at the first coal winning machine position of the front one knife coal scope of operation of bracket base Dip countion；
Coal winning machine position, coal-winning machine during each coal mining activity of the acquisition computing unit two one knife coal scope of operation of acquisition
Traction inclination angle and mining height of coal mining machine, and according to coal mining seat in the plane during each coal mining activity of an acquired knife coal scope of operation
Put, at coal winning machine position when shearer haulage inclination angle and mining height of coal mining machine calculate each coal mining activity of a knife coal scope of operation
Minimum point coordinate points and peak coordinate points；
The connection unit is by all minimum points at coal winning machine position during each coal mining activity of a knife coal scope of operation
Coordinate points connect into line and all peak coordinate points connect into line, and two lines determine plane；
The plane of each knife coal scope of operation is connected and is depicted as coal seam scattergram by the drawing unit.
Wherein, the support pass trip that obtains is referred to by the stroke sensor measurement hydraulic pressure on hydraulic support
The pass trip of frame and obtain；
The bracket base inclination angle obtained before elapsing refers to be surveyed by the obliquity sensor on hydraulic support foundation
Amount bracket base is obtained along the inclination angle in advance of the face direction；
Behind bracket base inclination angle before support pass trip and passage is obtained, and then combine the upper coal scope of operation of knife one by one
Minimum point coordinate points be calculated the minimum point coordinate points at the first coal winning machine position of a knife coal scope of operation.
Specifically, the minimum point coordinate points at the first coal winning machine position for calculating a knife coal scope of operation pass through following sides
Journey is calculated：
(X1, Y1, Z1)=(P, Y0+L*sin α, Z0+L*cos α)；
Wherein, (X1, Y1, Z1) is the minimum point coordinate points at first coal winning machine position, and Y0 is the upper coal scope of operation of knife one by one
Minimum point coordinate points Y-axis coordinate figure, Z0 be on minimum point coordinate points of the knife coal scope of operation one by one Z axis coordinate figure, P is for adopting
Coal seat in the plane is put, and L is support pass trip, and α is the bracket base inclination angle before passage.
Wherein, coal winning machine position during each coal mining activity of the one knife coal scope of operation of the acquisition refers to that acquisition coal-winning machine is made
The numbering of each hydraulic support being in during industry；
Shearer haulage inclination angle during each coal mining activity of the one knife coal scope of operation of the acquisition is referred to by installed in coal mining
Traction obliquity sensor on machine measures shearer haulage inclination angle and obtains；
Mining height of coal mining machine during each coal mining activity of the one knife coal scope of operation of the acquisition refers to coal-winning machine in each coal mining
Coal mining height during operation, calculates acquisition in itself by coal-winning machine；
Coal winning machine position, shearer haulage inclination angle and coal mining when each coal mining activity of a knife coal scope of operation is obtained
After machine mining height, and then according to coal winning machine position during each coal mining activity of an acquired knife coal scope of operation, shearer haulage
The minimum point coordinates at coal winning machine position during each coal mining activity of inclination angle and the mining height of coal mining machine one knife coal scope of operation of calculating
Point and peak coordinate points.
Specifically, the minimum point coordinates at coal winning machine position during each coal mining activity of the one knife coal scope of operation of the calculating
Point is obtained by following Equation for Calculating with peak coordinate points：
(X2, Y2, Z2)=(P, Y1+W*sin β, Z1)；
(X3, Y3, Z3)=(P, Y2+H1*cos β, Z1)；
Wherein, the minimum point coordinate points at coal winning machine position when (X2, Y2, Z2) is each coal mining activity, (X3, Y3,
Z3) the peak coordinate points at coal winning machine position when being each coal mining activity, W is the spacing between two stands, and H1 is for mining
Machine mining height, β are shearer haulage inclination angle, and P is coal winning machine position.
Wherein, the connection unit by coal winning machine position during each coal mining activity of a knife coal scope of operation it is all most
Low spot coordinate points connect into line and all peak coordinate points connect into line, and two lines determine plane；Specifically, it is to obtain
After all minimum point coordinate points and peak coordinate points at coal winning machine position during each coal mining activity, all minimum points are sat
Punctuate connection is into a line, and all peak coordinate points connect into another line, determine a knife coal operation by this two lines
The plane in face.
Can see that the coal seam display system of the present invention make use of the process of coal mining machine operation, by coal mining process coordinate
Value shows, and then shows the distribution situation in coal seam；The distribution situation in coal seam can be effectively shown, and then intuitively can be judged
Trend is moved towards in coal seam.
In one embodiment, distribution display system in coal seam of the invention also includes default unit, makees in the knife coal
When industry face is first knife coal scope of operation, the default unit is pre- to the minimum point coordinate points at the first coal winning machine position
If coordinate figure；
Specifically, when the knife coal scope of operation is first knife coal scope of operation, the default unit is directly to institute
The minimum point coordinate points preset coordinate value at first coal winning machine position is stated, and before no longer obtaining support pass trip and passage
Bracket base inclination angle is calculating the minimum point coordinate points at the first coal winning machine position of a knife coal scope of operation.For example, can preset
The coordinate figure of the minimum point coordinate points at first coal winning machine position for (0,0,0)；
Further, the computing unit one calculate a knife coal scope of operation first coal winning machine position at minimum point sit
The equation of punctuate：In (X1, Y1, Z1)=(P, Y0+L*sin α, Z0+L*cos α), it is first one in the knife coal scope of operation
During the knife coal scope of operation, Y0 is the Y-axis coordinate figure of the preset coordinate point, and Z0 is the Z axis coordinate figure of the preset coordinate point.
Fig. 5 is referred to, is the schematic device for realizing coal seam distribution display method of the present invention, including centralized control center, network
Transducer, bracket controller server, bracket controller, stroke sensor, base obliquity sensor, support, pull strength inclination angle
Sensor；The process that above-mentioned each controller control is mined, and each sensors for data, are sent to by network commutator
Centralized control center, and then those data are processed by centralized control center, coal seam distribution is clearly showed that.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but and
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the guarantor of the present invention
Shield scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (10)
1. a kind of coal seam distribution display method, it is characterised in that including step：
When into a knife coal scope of operation, support pass trip and the bracket base inclination angle before passage is obtained, and according to upper one
Bracket base Dip countion one before the minimum point coordinate points and acquired support pass trip of the one knife coal scope of operation, passage
Minimum point coordinate points at the first coal winning machine position of the knife coal scope of operation；
Coal winning machine position, shearer haulage inclination angle and coal-winning machine when obtaining each coal mining activity of a knife coal scope of operation is adopted
Height, and according to coal winning machine position during each coal mining activity of an acquired knife coal scope of operation, shearer haulage inclination angle and
The minimum point coordinate points at coal winning machine position and highest during each coal mining activity of the mining height of coal mining machine one knife coal scope of operation of calculating
Point coordinates point；
By all minimum point coordinate points at coal winning machine position during each coal mining activity of a knife coal scope of operation connect into line with
And all peak coordinate points connect into line, two lines determine plane；
The plane of each knife coal scope of operation is connected and is depicted as coal seam scattergram.
2. coal seam distribution display method according to claim 1, it is characterised in that be first in the knife coal scope of operation
During the individual knife coal scope of operation, to the minimum point coordinate points preset coordinate value at the first coal winning machine position.
3. coal seam distribution display method according to claim 1, it is characterised in that the head of the one knife coal scope of operation of the calculating
Minimum point coordinate points at individual coal winning machine position are obtained by following Equation for Calculating：
(X1, Y1, Z1)=(P, Y0+L*sin α, Z0+L*cos α)；
Wherein, (X1, Y1, Z1) is the minimum point coordinate points at first coal winning machine position, Y0 be on the knife coal scope of operation is most one by one
The Y-axis coordinate figure of low spot coordinate points, Z0 be on minimum point coordinate points of the knife coal scope of operation one by one Z axis coordinate figure, P is coal-winning machine
Position, L are support pass trip, and α is the bracket base inclination angle before passage.
4. coal seam distribution display method according to claim 3, it is characterised in that be first in the knife coal scope of operation
During the individual knife coal scope of operation, Y-axis coordinate figures of the Y0 for preset coordinate point, Z axis coordinate figures of the Z0 for preset coordinate point.
5. coal seam distribution display method according to claim 1, it is characterised in that the one knife coal scope of operation of the calculating it is every
Minimum point coordinate points at coal winning machine position during one coal mining activity are obtained by following Equation for Calculating with peak coordinate points：
(X2, Y2, Z2)=(P, Y1+W*sin β, Z1)；
(X3, Y3, Z3)=(P, Y2+H1*cos β, Z1)；
Wherein, the minimum point coordinate points at coal winning machine position when (X2, Y2, Z2) is each coal mining activity, (X3, Y3, Z3) is
Peak coordinate points at coal winning machine position during each coal mining activity, W are the spacing between two stands, and H1 is adopted for coal-winning machine
Height, β are shearer haulage inclination angle, and P is coal winning machine position, and Y1 is that the Y-axis of the minimum point coordinate points at first coal winning machine position is sat
Scale value, Z1 are the Z axis coordinate figure of the minimum point coordinate points at first coal winning machine position.
6. a kind of coal seam is distributed display system, it is characterised in that including acquisition computing unit one, obtain computing unit two, connection
Unit, drawing unit；
The acquisition computing unit one obtains support pass trip and the support bottom before passage when into a knife coal scope of operation
Before seat inclination angle, and minimum point coordinate points and acquired support pass trip according to the upper coal scope of operation of knife one by one, passage
Minimum point coordinate points at the first coal winning machine position of the one knife coal scope of operation of bracket base Dip countion；
Coal winning machine position, shearer haulage during each coal mining activity of the acquisition computing unit two one knife coal scope of operation of acquisition
Inclination angle and mining height of coal mining machine, and according to coal winning machine position during each coal mining activity of an acquired knife coal scope of operation, adopt
It is minimum at coal winning machine position during each knife coal operation of coal machine travel inclination angle and mining height of coal mining machine calculating fully-mechanized mining working
Point coordinates point and peak coordinate points；
The connection unit is by all minimum point coordinates at coal winning machine position during each coal mining activity of a knife coal scope of operation
Point connects into line and all peak coordinate points connect into line, and two lines determine plane；
The plane of each knife coal scope of operation is connected and is depicted as coal seam scattergram by the drawing unit.
7. coal seam according to claim 6 is distributed display system, it is characterised in that also including default unit；
The default unit the knife coal scope of operation be first knife coal scope of operation when, to the first coal winning machine position
The minimum point coordinate points preset coordinate value at place.
8. coal seam according to claim 6 is distributed display system, it is characterised in that the head of the one knife coal scope of operation of the calculating
Minimum point coordinate points at individual coal winning machine position are obtained by following Equation for Calculating：
(X1, Y1, Z1)=(P, Y0+L*sin α, Z0+L*cos α)；
Wherein, (X1, Y1, Z1) is the minimum point coordinate points at first coal winning machine position, Y0 be on the knife coal scope of operation is most one by one
The Y-axis coordinate figure of low spot coordinate points, Z0 be on minimum point coordinate points of the knife coal scope of operation one by one Z axis coordinate figure, P is coal-winning machine
Position, L are support pass trip, and α is the bracket base inclination angle before passage.
9. coal seam according to claim 8 is distributed display system, it is characterised in that be first in the knife coal scope of operation
During the individual knife coal scope of operation, Y-axis coordinate figures of the Y0 for preset coordinate point, Z axis coordinate figures of the Z0 for preset coordinate point.
10. coal seam according to claim 6 is distributed display system, it is characterised in that obtains computing unit two and calculates a knife
Minimum point coordinate points at coal winning machine position during each coal mining activity of the coal scope of operation pass through following sides with peak coordinate points
Journey is calculated：
(X2, Y2, Z2)=(P, Y1+W*sin β, Z1)；
(X3, Y3, Z3)=(P, Y2+H1*cos β, Z1)；
Wherein, the minimum point coordinate points at coal winning machine position when (X2, Y2, Z2) is each coal mining activity, (X3, Y3, Z3) is
Peak coordinate points at coal winning machine position during each coal mining activity, W are the spacing between two stands, and H1 is adopted for coal-winning machine
Height, β are shearer haulage inclination angle, and P is coal winning machine position, and Y1 is that the Y-axis of the minimum point coordinate points at first coal winning machine position is sat
Scale value, Z1 are the Z axis coordinate figure of the minimum point coordinate points at first coal winning machine position.
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