CN108536891A - Computational methods, storage medium and the device of groundwater reservoir moisture storage capacity - Google Patents
Computational methods, storage medium and the device of groundwater reservoir moisture storage capacity Download PDFInfo
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Abstract
The present invention proposes that a kind of computational methods, storage medium and the device of groundwater reservoir moisture storage capacity, method include：Obtain the bottom storehouse surface equation of the groundwater reservoir after coalcutter coal cutting；Determine that coal seam top different layers position roof strata is caving the surface equation of rear accumulation form；The surface equation that rear accumulation form is caving according to bottom storehouse surface equation and different layers position roof strata calculates the coefficient of storage after different layers position roof strata is caving；Obtain the head absolute altitude of groundwater reservoir；The surface equation that rear accumulation form is caving according to the head absolute altitude of groundwater reservoir, bottom storehouse surface equation and different layers position roof strata calculates the water level boundary curve of different layers position roof caving rock stratum.It is difficult to carry out the technical issues of accurate measuring and calculating is with monitoring in real time to the dynamic moisture storage capacity of groundwater reservoir in the prior art that the present invention, which solves,.
Description
Technical field
The present invention relates to computer realm more particularly to a kind of computational methods of groundwater reservoir moisture storage capacity, storage medium and
Device.
Background technology
Coal mine underground reservoir is using after working face seam mining, and the rock stratum gaps of erecting dense individual props, crack are to mine water
It stored, filter and formed with auto purification processing, due to the caving fragmentation of different layers position roof strata, accumulation shape above coal seam
There is very big difference in state etc., the head absolute altitude in groundwater reservoir also by seam inclination, hydrophily of roof collapse rock stratum etc. because
Element influences, it is difficult to determine the relationship (coefficient of storage) of groundwater reservoir head absolute altitude and moisture storage capacity.Although can be by being noted in reservoir
The mouth of a river separately designs flowmeter to estimate the moisture storage capacity of reservoir, but the water due to being stored in coal mine underground reservoir with water outlet
Can by oozed under water body, infiltration etc. occurs for water body and roof collapse rock stratum is influenced, and the top plate above groundwater reservoir is aqueous
Also to reservoir water drenching (water is difficult to determine) can occur for layer, and therefore, it is difficult to the waters to being stored in groundwater reservoir accurately to be calculated
With real-time monitoring.
The differences such as thickness, lithology, rock mechanics parameters due to working face top different layers position roof strata, lead to top plate
There is very big difference in the lumpiness after rock stratum is caving, and coal seam generally has certain angle of inclination, shape behind coalcutter cutting coal seam
At reservoir bottom absolute altitude also have certain height fluctuations, it is difficult to which the dynamic moisture storage capacity to groundwater reservoir is accurately surveyed
It calculates and monitoring in real time.
Invention content
Based on problem above, the present invention proposes a kind of computational methods, storage medium and the device of groundwater reservoir moisture storage capacity, solution
Determined is difficult to carry out the technical issues of accurate measuring and calculating is with monitoring in real time to the dynamic moisture storage capacity of groundwater reservoir in the prior art.
The present invention proposes a kind of computational methods of groundwater reservoir moisture storage capacity, including：
Obtain the bottom storehouse surface equation of the groundwater reservoir after coalcutter coal cutting；
Determine that coal seam top different layers position roof strata is caving the surface equation of rear accumulation form；
The surface equation that rear accumulation form is caving according to bottom storehouse surface equation and different layers position roof strata calculates different layers
Position roof strata be caving after coefficient of storage；
Obtain the head absolute altitude of groundwater reservoir；
It is caving rear accumulation form according to the head absolute altitude of groundwater reservoir, bottom storehouse surface equation and different layers position roof strata
Surface equation calculates the water level boundary curve of different layers position roof caving rock stratum；
The surface equation that rear accumulation form is caving according to bottom storehouse surface equation and different layers position roof strata calculates different layers
The water storage volume of position roof caving rock stratum, according to the water storage volume of different layers position roof caving rock stratum and different layers position top plate rock
Coefficient of storage after layer is caving calculates groundwater reservoir moisture storage capacity.
In addition, the bottom storehouse surface equation for obtaining the groundwater reservoir after coalcutter coal cutting includes：By pacifying on coalcutter
The 3 D locating device of dress obtains the three-dimensional coordinate of different location point, and multiple three-dimensional coordinates form bottom storehouse surface equation.
In addition, the surface equation meter for being caving rear accumulation form according to bottom storehouse surface equation and different layers position roof strata
Calculating the coefficient of storage after different layers position roof strata is caving includes：
The surface equation of rear accumulation form, groundwater reservoir are caving along work according to bottom storehouse surface equation, first layer roof strata
Make the length of face direction of propulsion, groundwater reservoir works along the length of working surface coal mining machine cutting coal direction, first layer roof strata edge
The length of face coalcutter cutting coal direction, the thickness of first layer roof strata and first layer roof strata are along advance of the face direction
Length computation first layer roof strata be caving after coefficient of storage.
In addition, the surface equation meter for being caving rear accumulation form according to bottom storehouse surface equation and different layers position roof strata
Calculating the coefficient of storage after different layers position roof strata is caving further includes：
It is caving the surface equation of rear accumulation form, groundwater reservoir edge according to bottom storehouse surface equation, different layers position roof strata
Length of the length, groundwater reservoir in advance of the face direction along working surface coal mining machine cutting coal direction, different layers position roof strata edge
The length of working surface coal mining machine cutting coal direction, the thickness of different layers position roof strata and different layers position roof strata are pushed away along working face
Into direction length computation different layers position roof strata be caving after coefficient of storage.
In addition, the head absolute altitude for obtaining groundwater reservoir includes：In the lower position of the absolute altitude of the bottom storehouse of groundwater reservoir
Reservoir water leader height is set and monitors pressure gauge, monitoring the pressure value that pressure gauge monitors by reservoir water leader height obtains underground water
The head absolute altitude in library.
In addition, it is described be caving according to the head absolute altitude of groundwater reservoir, bottom storehouse surface equation and different layers position roof strata after
The water level boundary curve that the surface equation of accumulation form calculates different layers position roof caving rock stratum includes：
Comparison step, including：The vertical coordinate value for comparing the head absolute altitude and bottom storehouse surface equation of groundwater reservoir, if underground
The head absolute altitude of reservoir is more than the vertical coordinate value of bottom storehouse surface equation, then water level boundary curve is not present；If groundwater reservoir
Head absolute altitude is less than or equal to the vertical coordinate value of bottom storehouse surface equation, then connects the vertical coordinate value of multiple bottom storehouse surface equations,
Obtain the water level boundary curve of one layer of roof caving rock stratum；
It repeats comparison step respectively to different layers position roof caving rock stratum and obtains the water level of different layers position roof caving rock stratum
Boundary curve.
The present invention also proposes that a kind of storage medium, the storage medium store computer instruction, described in computer execution
When computer instruction, the computational methods for executing groundwater reservoir moisture storage capacity as described in any one of the above embodiments.
The present invention also proposes a kind of computing device of groundwater reservoir moisture storage capacity, including：
Monitor terminal, storage device, input terminal, processing system and display terminal；
The first input end connection monitoring terminal of storage device, the second input terminal of storage device connect input terminal, deposit
First output end of the input terminal of the output end connection processing system of storage device, processing system connects display terminal；
The head absolute altitude of groundwater reservoir is obtained by monitoring terminal, the monitoring result for monitoring terminal is transmitted to storage device,
Input terminal inputs the data of groundwater reservoir to storage device, and the data that storage device is stored into are exported to processing system, processing
System calculates groundwater reservoir moisture storage capacity, processing system using the computational methods of groundwater reservoir moisture storage capacity as described in any one of the above embodiments
Display data is exported to display terminal, display data includes head absolute altitude, groundwater reservoir moisture storage capacity or warning water.
In addition, the computing device further includes：Data uploading system and acoustic-optic alarm, the second output of processing system
End and third output end are separately connected data uploading system and acoustic-optic alarm；
If groundwater reservoir moisture storage capacity is more than warning water, acoustic-optic alarm sends out audible and visible alarm, data uploading system
Host computer for data to be uploaded to ground.
By using above-mentioned technical proposal, have the advantages that：
It is difficult to carry out accurate measuring and calculating and prison in real time to the dynamic moisture storage capacity of groundwater reservoir in the prior art that the present invention, which solves,
The technical issues of survey, the present invention provides a kind of computational methods that can accurately calculate coal mine underground reservoir storage.
Description of the drawings
Fig. 1 is the flow chart of the computational methods of groundwater reservoir moisture storage capacity provided by one embodiment of the present invention；
Fig. 2 is the flow chart of the computational methods of groundwater reservoir moisture storage capacity provided by one embodiment of the present invention；
Fig. 3 is the drilling arrangement that groundwater reservoir different layers provided by one embodiment of the present invention position roof strata is caving curve
Schematic diagram；
Fig. 4 is the drill site cloth that groundwater reservoir different layers provided by one embodiment of the present invention position roof strata is caving curve
Set schematic diagram；
Fig. 5 is the boundary curved surface schematic diagram after different layers position provided by one embodiment of the present invention roof strata is caving；
Fig. 6 is the schematic diagram of the computing device of groundwater reservoir moisture storage capacity provided by one embodiment of the present invention.
Specific implementation mode
The present invention is further described in detail below in conjunction with specific embodiment and attached drawing.It is only intended to explain in detail
Specific embodiments of the present invention are stated, any restrictions are not generated to the present invention, protection scope of the present invention is with claims
Subject to.
Referring to Fig.1, the present invention proposes a kind of computational methods of groundwater reservoir moisture storage capacity, including：
Step S001 obtains the bottom storehouse surface equation of the groundwater reservoir after coalcutter coal cutting；
Step S002 determines that coal seam top different layers position roof strata is caving the surface equation of rear accumulation form；
Step S003 is caving the surface equation meter of rear accumulation form according to bottom storehouse surface equation and different layers position roof strata
Calculate the coefficient of storage after different layers position roof strata is caving；
Step S004 obtains the head absolute altitude of groundwater reservoir；
Step S005, after being caving according to the head absolute altitude of groundwater reservoir, bottom storehouse surface equation and different layers position roof strata
The surface equation of accumulation form calculates the water level boundary curve of different layers position roof caving rock stratum；
Step S006 is caving the surface equation meter of rear accumulation form according to bottom storehouse surface equation and different layers position roof strata
The water storage volume for calculating different layers position roof caving rock stratum, according to the water storage volume and different layers of different layers position roof caving rock stratum
Coefficient of storage after position roof strata is caving calculates groundwater reservoir moisture storage capacity.
Due in the prior art, not considering seam inclination, the lithology of Roof Rock Strata of Coal Seam and thickness, coalcutter is cut
The groundwater reservoir bottom storehouse absolute altitude that is formed after coal cutting layer, top plate water drenching, artificial recharge and the multiple influence factor real-time change such as discharge water
Coal mine underground reservoir storage measuring method, so in the present embodiment propose by roof strata be caving height, mine
Head level curve of reservoir bottom change curve, groundwater reservoir that machine cutting coal seam is formed etc. carries out comprehensive analysis calculating, from
And obtain the computational methods of the real-time change situation of coal mine underground reservoir storage.
In step S001, the bottom storehouse surface equation of the groundwater reservoir after the coalcutter coal cutting got is, for example,：fd(z)
=fd(x, y), wherein x, y, z are the three-dimensional coordinate of groundwater reservoir bottom storehouse.
Different working face conditions, different coal seam excavation conditions, the bottom storehouse surface equation of groundwater reservoir be it is different,
Optionally, the bottom storehouse surface equation of groundwater reservoir is to carry out curved surface according to the monitoring result for the positioning device installed on coalcutter to intend
It closes out, it is alternatively possible to be fitted using softwares such as Origin.
In step S002, determine that coal seam top different layers position roof strata is caving the surface equation of rear accumulation form, it can
To obtain the centrifugal pump that different layers position roof strata is caving rear accumulation form, different layers position can be obtained using mathematic interpolation method
Roof strata is caving the surface equation f of rear accumulation formi(z)=fi(x,y)。
Different condition of coal seam occurrence and Mining technology condition make different roof stratas be caving the song of rear accumulation form
Face equation is completely different.
With reference to shown in Fig. 3 and Fig. 4, air return lane 1, transportation roadway 2 are given in Fig. 3, air return lane detection drilling 3 and transportation roadway are visited
Survey the schematic diagram of drilling 4；The schematic diagram of the drill site 5 and advance of the face direction 6 of laying is given in Fig. 4.
In step S003, the curved surface side of rear accumulation form is caving according to bottom storehouse surface equation and different layers position roof strata
Journey calculates the coefficient of storage after different layers position roof strata is caving；
Determine the coefficient of storage after different layers position roof strata is caving above coal seam.The 1st layer of roof strata collapses above coal seam
Backward coefficient of storage μ1For：
In formula, LqIt is groundwater reservoir along the length in advance of the face direction；LsIt is groundwater reservoir along working surface coal mining machine cutting
The length in direction；LixIt is i-th layer of roof strata along the length of working surface coal mining machine cutting coal direction；hiFor i-th layer of roof strata
Thickness；LiyIt is i-th layer of roof strata along the length in advance of the face direction.
Coefficient of storage (μ after i-th layer of roof strata is caving above coal seam1, i 2,3 ..., n) be：
In step S005, collapsed according to the head absolute altitude of groundwater reservoir, bottom storehouse surface equation and different layers position roof strata
The surface equation for falling behind accumulation form calculates the water level boundary curve of different layers position roof caving rock stratum；
The groundwater reservoir head absolute altitude H of acquisition is substituted into the bottom storehouse surface equation H=f of groundwater reservoird(x, y), different layers
Position roof strata is caving the surface equation H=f of rear accumulation formi(x, y), it is possible thereby to determine different layers position roof caving rock stratum
Water level boundary curve,
Referring to Figure 5, Fig. 5 gives head absolute altitude monitoring pressure gauge 7, the bottom storehouse curved surface 8 of groundwater reservoir, coal seam top
1st layer of roof strata is caving the curved surface 9 of rear accumulation form, the 2nd layer of coal seam top roof strata is caving the curved surface of rear accumulation form
10 and coal mine underground reservoir storage mine water 11 schematic diagram.
In step S006, the curved surface side of rear accumulation form is caving according to bottom storehouse surface equation and different layers position roof strata
Journey calculates the water storage volume of different layers position roof caving rock stratum, according to the water storage volume of different layers position roof caving rock stratum and not
Coefficient of storage after same layer position roof strata is caving calculates groundwater reservoir moisture storage capacity；
Calculate the water stored when groundwater reservoir head absolute altitude is H.Water storage after being caving due to different layers position roof strata
Coefficient is different, therefore when to calculate separately groundwater reservoir head absolute altitude be H, the water storage volume V of different layers position roof caving rock stratumHi,
It can thus be concluded that the water that groundwater reservoir head absolute altitude stores when being H：
Wherein,
VH1=∫ ∫ [f1(x,y)-fd(x, y)] dxdy, i=1
VHi=∫ ∫ [fi(x,y)-fi-1(x, y)] dxdy, i=2,3,4 ..., n
In formula, VHGroundwater reservoir moisture storage capacity when for groundwater reservoir head absolute altitude being H；VH1It is H for groundwater reservoir head absolute altitude
When the 1st layer of roof caving rock stratum water storage total volume；VHiI-th layer of roof caving rock stratum when for groundwater reservoir head absolute altitude being H
Water storage total volume (i=1,2,3 ..., n).
The present embodiment solve be difficult in the prior art to the dynamic moisture storage capacity of groundwater reservoir carry out accurate measuring and calculating in real time
The technical issues of monitoring, present embodiments provides a kind of computational methods that can accurately calculate coal mine underground reservoir storage.
With reference to Fig. 2, the present invention proposes a kind of computational methods of groundwater reservoir moisture storage capacity, including：
Step S201, the bottom storehouse surface equation for obtaining the groundwater reservoir after coalcutter coal cutting include：Pass through coalcutter
The 3 D locating device of upper installation obtains the three-dimensional coordinate of different location point, and multiple three-dimensional coordinates form bottom storehouse surface equation.
Bottom storehouse surface equation is, for example,：fd(z)=fd(x, y), x, y, z are the three-dimensional coordinate of groundwater reservoir bottom storehouse.
Assuming that installed on coalcutter positioning device monitoring multiple three-dimensional coordinates be (0,0,7), (1,1,3), (1,
2, -3), (2,1,5) and (2,2, -1), then can be fitted bottom storehouse surface equation according to multiple three-dimensional coordinates is：Z=2x-6y+7.
Step S202 determines that coal seam top different layers position roof strata is caving the surface equation of rear accumulation form；
Determine that coal seam top different layers position roof strata is caving the surface equation of rear accumulation form.When working face seam mining
After, it is drilled to goaf in the transportation roadway of Adjacent Working Face, air return lane, each drill site lays 4 different angles
Drilling, drilling and the inclination angle of working face are respectively 0 °, 15 °, 30 °, 45 °, and the floor projection distance of drilling depth is working face
The half of length, as shown in Figure 3.A drill site is laid at interval of 100m along advance of the face direction, as shown in Figure 4.Respectively
Recording the space coordinate after different layers position roof strata is caving, (xi jk, yi jk, zi jk, wherein i are i-th layer above coal seam
Rock stratum, i take 1,2,3 ..., n；J is j-th of the drill site laid along advance of the face direction, and j takes 1,2,3 ..., n；K is each
The drilling of drill site different angle, k take 1,2,3,4).Pass through multigroup bore angle group of multigroup drill site and each drill site
It closes, the centrifugal pump that different layers position roof strata is caving rear accumulation form can be obtained, can be obtained not using mathematic interpolation method
Same layer position roof strata be caving after accumulation form surface equation fi(z)=fi(x,y)。
Mathematic interpolation method refers to a kind of statistical method used in fit procedure, such as carried out according to discrete point " gram
In gold " etc. approximating methods carry out curved surface fitting.
Citing：Assuming that obtaining the curved surface of contact bed by 3 drill sites, measured according to 4 of the 1st drill site drillings
I-th layer of roof strata coordinate be (0,0, -18), (0,10,62), (0,20,142), (0,30,222)；It is bored according to the 2nd
4 coordinates of i-th layer of roof strata measured that drill for visiting point are (10,0,2), (10,10,82), (10,20,162), (10,
30,242)；Coordinate according to 4 of the 3rd drill site i-th layer of roof strata measured that drill be (20,0,22), (20,10,
102)、(20,20,182)、(20,30,262)。
It then can be according to the measuring point coordinate of rock stratum, after showing that the roof strata of i-th layer of rock stratum is caving by the way of fitting
The surface equation of accumulation form be：Z=2x+8y-18.
Step S203 is caving the surface equation meter of rear accumulation form according to bottom storehouse surface equation and different layers position roof strata
Calculate the coefficient of storage after different layers position roof strata is caving；
The surface equation that rear accumulation form is caving according to bottom storehouse surface equation and different layers position roof strata calculates not
Coefficient of storage after same layer position roof strata is caving includes：
The surface equation of rear accumulation form, groundwater reservoir are caving along work according to bottom storehouse surface equation, first layer roof strata
Make the length of face direction of propulsion, groundwater reservoir works along the length of working surface coal mining machine cutting coal direction, first layer roof strata edge
The length of face coalcutter cutting coal direction, the thickness of first layer roof strata and first layer roof strata are along advance of the face direction
Length computation first layer roof strata be caving after coefficient of storage.
Coefficient of storage μ after the 1st layer of roof strata is caving above coal seam1For：
In formula, LqIt is groundwater reservoir along the length in advance of the face direction；LsIt is groundwater reservoir along working surface coal mining machine cutting
The length in direction；LixIt is i-th layer of roof strata along the length of working surface coal mining machine cutting coal direction；hiFor i-th layer of roof strata
Thickness；LiyIt is i-th layer of roof strata along the length in advance of the face direction.
Step S204, the curved surface side that rear accumulation form is caving according to bottom storehouse surface equation and different layers position roof strata
Journey calculates the coefficient of storage after different layers position roof strata is caving：
It is caving the surface equation of rear accumulation form, groundwater reservoir edge according to bottom storehouse surface equation, different layers position roof strata
Length of the length, groundwater reservoir in advance of the face direction along working surface coal mining machine cutting coal direction, different layers position roof strata edge
The length of working surface coal mining machine cutting coal direction, the thickness of different layers position roof strata and different layers position roof strata are pushed away along working face
Into direction length computation different layers position roof strata be caving after coefficient of storage.
Coefficient of storage (μ after i-th layer of roof strata is caving above coal seam1, i 2,3 ..., n) be：
Step S205, the head absolute altitude for obtaining groundwater reservoir include：It is lower in the absolute altitude of the bottom storehouse of groundwater reservoir
Position is arranged reservoir water leader height and monitors pressure gauge, and monitoring the pressure value that pressure gauge monitors by reservoir water leader height obtains ground
The head absolute altitude of lower storage reservoir.The head absolute altitude that groundwater reservoir is obtained using this sample loading mode was not only convenient but also accurate.
Step S206, after being caving according to the head absolute altitude of groundwater reservoir, bottom storehouse surface equation and different layers position roof strata
The surface equation of accumulation form calculates the water level boundary curve of different layers position roof caving rock stratum；
It is described be caving according to the head absolute altitude of groundwater reservoir, bottom storehouse surface equation and different layers position roof strata after accumulate shape
The water level boundary curve that the surface equation of state calculates different layers position roof caving rock stratum includes：
Comparison step, including：The vertical coordinate value for comparing the head absolute altitude and bottom storehouse surface equation of groundwater reservoir, if underground
The head absolute altitude of reservoir is more than the vertical coordinate value of bottom storehouse surface equation, then water level boundary curve is not present；If groundwater reservoir
Head absolute altitude is less than or equal to the vertical coordinate value of bottom storehouse surface equation, then connects the vertical coordinate value of multiple bottom storehouse surface equations,
Obtain the water level boundary curve of one layer of roof caving rock stratum；
It repeats comparison step respectively to different layers position roof caving rock stratum and obtains the water level of different layers position roof caving rock stratum
Boundary curve.
Step S207 is caving the surface equation meter of rear accumulation form according to bottom storehouse surface equation and different layers position roof strata
The water storage volume for calculating different layers position roof caving rock stratum, according to the water storage volume and different layers of different layers position roof caving rock stratum
Coefficient of storage after position roof strata is caving calculates groundwater reservoir moisture storage capacity.
The computational methods provided in this embodiment for calculating groundwater reservoir moisture storage capacity can be more by way of layered method
Accurately calculate groundwater reservoir moisture storage capacity.
The present invention proposes that a kind of storage medium, the storage medium store computer instruction, when computer executes the meter
When calculation machine instructs, the computational methods for executing the groundwater reservoir moisture storage capacity described in any of the above-described embodiment.
The present invention proposes a kind of computing device of groundwater reservoir moisture storage capacity, including：
Monitor terminal 10, storage device 20, input terminal 30, processing system 40 and display terminal 50；
The first input end connection monitoring terminal 10 of storage device 20, the second input terminal connection input of storage device 20 is eventually
End 30, the input terminal of the output end connection processing system 40 of storage device 20, the first output end connection display of processing system 40
Terminal 50；
The head absolute altitude of groundwater reservoir is obtained by monitoring terminal 10, the monitoring result of monitoring terminal 10 is transmitted to storage dress
20 are set, input terminal 30 inputs the data of groundwater reservoir to storage device 20, and the data that storage device 20 is stored into are exported to place
Reason system 40, processing system 40 calculate underground water using the computational methods of the groundwater reservoir moisture storage capacity described in any of the above-described embodiment
Reservoir storage, processing system 40 export display data to display terminal 50, and display data includes head absolute altitude, groundwater reservoir water storage
Amount or warning water.
In one of which embodiment, the computing device further includes：Data uploading system 60 and acoustic-optic alarm
70, the second output terminal and third output end of processing system 40 are separately connected data uploading system 60 and acoustic-optic alarm 70；
If groundwater reservoir moisture storage capacity is more than warning water, acoustic-optic alarm 70 sends out audible and visible alarm, and data upload system
Host computer of the system 60 for data to be uploaded to ground.
Above-described is only the principle of the present invention and preferred embodiment.It should be pointed out that for the common skill of this field
For art personnel, on the basis of the principle of the invention, several other modifications can also be made, also should be regarded as the protection model of the present invention
It encloses.
Claims (9)
1. a kind of computational methods of groundwater reservoir moisture storage capacity, which is characterized in that including：
Obtain the bottom storehouse surface equation of the groundwater reservoir after coalcutter coal cutting；
Determine that coal seam top different layers position roof strata is caving the surface equation of rear accumulation form；
The surface equation that rear accumulation form is caving according to bottom storehouse surface equation and different layers position roof strata calculates different layers position top
Slate layer be caving after coefficient of storage；
Obtain the head absolute altitude of groundwater reservoir；
The curved surface of rear accumulation form is caving according to the head absolute altitude of groundwater reservoir, bottom storehouse surface equation and different layers position roof strata
The water level boundary curve of equation calculation different layers position roof caving rock stratum；
The surface equation that rear accumulation form is caving according to bottom storehouse surface equation and different layers position roof strata calculates different layers position top
Plate is caving the water storage volume of rock stratum, is collapsed according to the water storage volume of different layers position roof caving rock stratum and different layers position roof strata
Backward coefficient of storage calculates groundwater reservoir moisture storage capacity.
2. the computational methods of groundwater reservoir moisture storage capacity according to claim 1, which is characterized in that the acquisition coal mining machine cut
The bottom storehouse surface equation of groundwater reservoir after coal includes：Different location point is obtained by the 3 D locating device installed on coalcutter
Three-dimensional coordinate, multiple three-dimensional coordinates form bottom storehouse surface equations.
3. the computational methods of groundwater reservoir moisture storage capacity according to claim 1, which is characterized in that described according to bottom storehouse curved surface
The surface equation that equation and different layers position roof strata are caving rear accumulation form calculates the storage after different layers position roof strata is caving
Water coefficient includes：
The surface equation of rear accumulation form, groundwater reservoir are caving along working face according to bottom storehouse surface equation, first layer roof strata
The length of direction of propulsion, groundwater reservoir are adopted along the length of working surface coal mining machine cutting coal direction, first layer roof strata along working face
The length of the length of coal machine cutting coal direction, the thickness of first layer roof strata and first layer roof strata along advance of the face direction
Calculate the coefficient of storage after first layer roof strata is caving.
4. the computational methods of groundwater reservoir moisture storage capacity according to claim 3, which is characterized in that
The surface equation that rear accumulation form is caving according to bottom storehouse surface equation and different layers position roof strata calculates different layers
Position roof strata be caving after coefficient of storage further include：
The surface equation of rear accumulation form, groundwater reservoir are caving along work according to bottom storehouse surface equation, different layers position roof strata
The length of face direction of propulsion, groundwater reservoir work along the length of working surface coal mining machine cutting coal direction, different layers position roof strata edge
The length of face coalcutter cutting coal direction, the thickness of different layers position roof strata and different layers position roof strata are along advance of the face side
To length computation different layers position roof strata be caving after coefficient of storage.
5. the computational methods of groundwater reservoir moisture storage capacity according to claim 1, which is characterized in that
It is described obtain groundwater reservoir head absolute altitude include：In the absolute altitude of the bottom storehouse of groundwater reservoir lower position, reservoir water is set
Leader height monitors pressure gauge, and the head mark that the pressure value that pressure gauge monitors obtains groundwater reservoir is monitored by reservoir water leader height
It is high.
6. the computational methods of groundwater reservoir moisture storage capacity according to any one of claims 1 to 5, which is characterized in that
It is described that rear accumulation form is caving according to the head absolute altitude of groundwater reservoir, bottom storehouse surface equation and different layers position roof strata
Surface equation calculate different layers position roof caving rock stratum water level boundary curve include：
Comparison step, including：The vertical coordinate value for comparing the head absolute altitude and bottom storehouse surface equation of groundwater reservoir, if groundwater reservoir
Head absolute altitude be more than bottom storehouse surface equation vertical coordinate value, then water level boundary curve be not present；If the head of groundwater reservoir
Absolute altitude is less than or equal to the vertical coordinate value of bottom storehouse surface equation, then connects the vertical coordinate value of multiple bottom storehouse surface equations, obtain
The water level boundary curve of one layer of roof caving rock stratum；
It repeats comparison step respectively to different layers position roof caving rock stratum and obtains the water level boundary of different layers position roof caving rock stratum
Curve.
7. a kind of storage medium, which is characterized in that the storage medium stores computer instruction, when computer executes the calculating
When machine instructs, for executing the computational methods such as groundwater reservoir moisture storage capacity according to any one of claims 1 to 6.
8. a kind of computing device of groundwater reservoir moisture storage capacity, which is characterized in that including：
Monitor terminal, storage device, input terminal, processing system and display terminal；
The first input end connection monitoring terminal of storage device, the second input terminal of storage device connect input terminal, storage dress
First output end of the input terminal for the output end connection processing system set, processing system connects display terminal；
The head absolute altitude of groundwater reservoir is obtained by monitoring terminal, the monitoring result for monitoring terminal is transmitted to storage device, inputs
Terminal inputs the data of groundwater reservoir to storage device, and the data that storage device is stored into are exported to processing system, processing system
Groundwater reservoir moisture storage capacity, processing are calculated using the computational methods of groundwater reservoir moisture storage capacity as claimed in any one of claims 1 to 6
System exports display data to display terminal, and display data includes head absolute altitude, groundwater reservoir moisture storage capacity or warning water.
9. the computing device of groundwater reservoir moisture storage capacity according to claim 8, which is characterized in that
The computing device further includes：Data uploading system and acoustic-optic alarm, the second output terminal and third of processing system
Output end is separately connected data uploading system and acoustic-optic alarm；
If groundwater reservoir moisture storage capacity is more than warning water, acoustic-optic alarm sends out audible and visible alarm, and data uploading system is used for
Data are uploaded to the host computer on ground.
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