CN107044289A - A kind of water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel - Google Patents
A kind of water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel Download PDFInfo
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- CN107044289A CN107044289A CN201710479391.3A CN201710479391A CN107044289A CN 107044289 A CN107044289 A CN 107044289A CN 201710479391 A CN201710479391 A CN 201710479391A CN 107044289 A CN107044289 A CN 107044289A
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
Abstract
The invention discloses a kind of water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel, according to the development characteristics of mining overburden height of water flowing fractured zone under specific mining conditions, by the surface drilling column data for collecting each coal mining region, each crucial position layer by layer in overlying strata is determined using position of key stratum method of discrimination, the method for predicting of overlying strata height of water flowing fractured zone is combined afterwards, determine each region water flowing fractured zone development height and its link up the distributed areas in stratum water-bearing layer, finally, the regional assignment water producing fractures main channel distribution in water-bearing layer is linked up in water flowing fractured zone, and according to underworkings position, coal seam buried depth, ground cloth bores condition and determines which kind of inlet well and the construction parameter of drilling implemented；After drilling construction is finished; by slurry pumping to water producing fractures main channel region; block water producing fractures passage; the present invention is possible to adapt to the determination of the water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel under different exploitation condition; can be that mining area coal mining fwaater resources protection and water damage preventing and treating etc. provide safeguard; its application method is reliable, practical.
Description
Technical field
It is especially a kind of to be applied to coal mining fwaater resources protection and ore deposit the present invention relates to a kind of top plate water damage prevention and controls
The water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel in well water evil Prevention Technique field.
Background technology
Coal underground mining will cause the movement and destruction of overlying rock, so as to form mining induced fissure in overlying strata；Overlying strata
Mining induced fissure, which produces both to be lost in for regional water resources, provides passage, while also turning into the geology root that underground flood damage occurs.When
, will be along leading by the water-bearing layer water body of Mining failure when preservation has one or more layers watery stronger water-bearing layer in coal measure strata
Water crack passage influxs underground goaf, and the crack passage for turning on stratum water-bearing layer is more, aquifer water well is stronger, then underground
Water yield is bigger, will trigger top plate water damage problem when serious, and jeopardize mine safety and efficiently produce.From mining overburden water flowing fractured zone
The general features of distribution sees that water flowing fractured zone " shape of a saddle " elevated regions (see photo) is in the OF area of productive limit,
Cranny development aperture is big, passage conveyance capacity is strong；If the distribution in the region can be accurately identified, and reduction of taking measures on customs clearance
The conveyance capacity in crack, this can undoubtedly substantially reduce the water leakage degree in water-bearing layer, mitigate underground flood damage threat.
At present, relevant top plate water damage preventing and treating mainly has two class countermeasures.One class be before seam mining by construction drill extremely
Stratum water-bearing layer position, unrestrained before water-bearing layer water body is entered, drainage or reduction aquifer water well, reduces underground gushing water
Amount.Another kind of carried out from the angle of control water flowing fractured zone development, i.e., by controlling mining height or improving coal winning technology and method,
Water flowing fractured zone development height is reduced, it is not linked up stratum water-bearing layer, so as to reach the purpose for preventing that water damage from occurring.However,
The above method all has some limitations, and first kind method is stratum water-bearing layer is more, watery big, aquifer water supply capacity
To no longer it be applicable under strong mining conditions, it is simple by the unrestrained purpose for being unable to reach reduction water-bearing layer rich water amount that drills；And the
Two class methods are coal seam thickness is big, water-bearing layer apart from coal seam it is near under conditions of be also difficult to be applicable, even in the less situation of mining height
Lower water flowing fractured zone can still link up water-bearing layer.Therefore, it is necessary to based on mining overburden water flowing fractured zone development characteristics, carry out people
The special design of the water damage prevention and controls of work slip casting closure crack passage.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention provides a kind of bored grouting closure overlying strata
The water damage prevention and controls of water producing fractures main channel, with reference to seam mining parameter and hydrogeologic condition, by recognizing mining overburden
Water producing fractures main channel distributed areas, establish the top plate water damage side for blocking water producing fractures main channel using bored grouting mode
Method, is threatened with reducing aquifer water resource leak degree, mitigating underground flood damage, realizes the safe and efficient production of mine.
Technical scheme：To achieve the above object, the technical solution adopted by the present invention is：
A kind of water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel, are adopted according under specific mining conditions
The development characteristics of dynamic overlying strata height of water flowing fractured zone, by collecting the surface drilling column data in each coal mining region, using key
Layer position method of discrimination determines each crucial position layer by layer in overlying strata, afterwards with reference to the method for predicting of overlying strata height of water flowing fractured zone, really
Fixed each region water flowing fractured zone development height and its distributed areas for linking up stratum water-bearing layer, finally, are linked up in water flowing fractured zone
The regional assignment water producing fractures main channel distribution in water-bearing layer, and bar is bored according to underworkings position, coal seam buried depth, ground cloth
Part determines which kind of inlet well and the construction parameter of drilling implemented.After drilling construction is finished, by slurry pumping to water producing fractures
Main channel region, blocks water producing fractures passage.
Specifically include following steps：
A. the geological survey drilling column that mine was once constructed in coal mining region is collected, different production zone roof stratas are obtained
Preservation, the physico mechanical characteristic parameter of each rock stratum.Each drill hole key strata of covering rock position is carried out using Judging key stratum method
Differentiate, so that it is determined that each region key strata of covering rock position.
B. use " method for predicting of the height of water flowing fractured zone based on position of key stratum ", by key strata of covering rock position with
The relation pair mining overburden height of water flowing fractured zone of mining thickness is judged, so that it is high to obtain each region overlying strata water flowing fractured zone
Degree and the relativeness of stratum water-bearing layer present position.When there is water-bearing layer in the range of height of water flowing fractured zone, then correspond to and bore
Bore region water flowing fractured zone has linked up water-bearing layer, it is necessary to take bored grouting mode to block water producing fractures main channel.When water guide splits
When water-bearing layer is not present in gap band altitude range, then bored grouting measure need not be taken.
C. water producing fractures main channel distributed areas delimited in the production zone that stratum water-bearing layer is linked up in water flowing fractured zone, and
Slip casting closure is implemented to water producing fractures main channel on ground or underground construction drilling according to condition.
It is preferred that：The slip casting closure is the mixing slurry using cement mortar or yellow mud or both, is pumped to water producing fractures
Main channel region, blocks water producing fractures passage.
It is preferred that：Each drill hole key strata of covering rock position is carried out using Judging key stratum software KSPB in the step a
Differentiate.
It is preferred that：Water producing fractures main channel distributed areas are in the width range of 30-40m within productive limit.
It is preferred that：Slip casting closure drilling is main according to underworkings position, coal seam buried depth and ground in the step c
Cloth is bored depending on condition, and its method for arranging is as follows：
If exist near productive limit can construction drill tunnel, may be selected to construct obliquely in the tunnel slip casting brill
Hole.Borehole bottom location drill away from productive limit horizontal range 15-20m, is placed exactly in the distribution strip region of water producing fractures main channel
Centre, layer position residing for the whole hole of drilling should be located in the thick hard sand of water-bearing layer bottom.
If near productive limit be not present can construction drill tunnel or coal seam be buried depth be less than 200m shallow buried coal seam,
And production zone correspondence earth's surface possesses drilling construction condition, then it may be selected to carry out slip casting closure from ground construction drilling.Drilling is eventually
Hole site is placed exactly in water producing fractures main channel distribution strip region center, drilling is eventually away from productive limit horizontal range 15-20m
Layer position should be located in the thick hard sand of water-bearing layer bottom residing for hole.
It is preferred that：The spacing of construction drill is 20m in tunnel, and the spacing of surface drilling arrangement can reach 150m.
It is preferred that：The slurry uses the mixing slurry of cement mortar, yellow mud or both.
The influence that the present invention is developed based on coal geology occurrence condition and operational parameter to overlying strata water flowing fractured zone, is not only examined
Consider overlying strata water producing fractures main channel distributed areas, and also contemplate underworkings arrangement, coal seam buried depth, earth's surface landform etc. pair
The influence of inlet well construction location, the present invention is possible to adapt to bored grouting closure overlying strata water producing fractures under different exploitation condition
The determination of the water damage prevention and controls of main channel, can be that mining area coal mining fwaater resources protection and water damage preventing and treating etc. provide safeguard, its
Application method is reliable, practical.Compared with prior art in the present invention has advantages below：
(1) the overlying strata water producing fractures for linking up stratum water-bearing layer are taken with the mode of " grabbing principal contradiction ", to the master in overlying strata
Want conduit pipe to implement slip casting closure, not only science is reliable, quantities is low, and aquifer water leakage journey can also be effectively reduced
Degree, mitigation top plate water damage are threatened；
(2) the water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel under different exploitation condition be can adapt to
Determination, strong, top plate water damage the coal mining fwaater resources protection in big mining area and water damage can be threatened to prevent for China's stratum watery
Control and provide safeguard, its implementation is simple, practical.
Brief description of the drawings
Fig. 1 is the drilling arrangement of the top plate water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel of the present invention
Plan；
Fig. 2 is the drilling arrangement of the top plate water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel of the present invention
A-A profiles；
Fig. 3 is the drilling arrangement of the top plate water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel of the present invention
B-B profiles；
Fig. 4 is certain colliery 31401 working face T1 drilling columns and position of key stratum differentiation in actual application of the present invention
Result schematic diagram；
Fig. 5 is certain colliery 31401 working face T2 drilling columns and position of key stratum differentiation in actual application of the present invention
Result schematic diagram；
Fig. 6 is the distribution of certain working face overlying strata water producing fractures main channel of colliery 31401 and note in actual application of the present invention
Starch water blockoff firing pattern.
Wherein, 1 construction drill in tunnel is represented, 2 represent district sublevel entry, and 3 represent segment protection coal column, and 4 represent that ground is bored
Hole, 5 represent to cut eye, and 6 represent return channel, and 7 represent to stop adopting line, and 8 represent water producing fractures main channel distributed areas.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the present invention is furture elucidated, it should be understood that these examples are merely to illustrate this
Invention rather than limitation the scope of the present invention, after the present invention has been read, those skilled in the art are various to the present invention's
The modification of the equivalent form of value falls within the application appended claims limited range.
As shown in FIG. 1 to 3, the water damage preventing and treating side of a kind of bored grouting of the invention closure overlying strata water producing fractures main channel
Method, according to the development characteristics of mining overburden height of water flowing fractured zone under specific mining conditions, by the ground for collecting each coal mining region
Face drilling column data, determines each crucial position layer by layer in overlying strata, afterwards with reference to overlying strata water guide using position of key stratum method of discrimination
The method for predicting of fissure zone height, determines each region water flowing fractured zone development height and its links up the distributed area in stratum water-bearing layer
Domain, finally, the regional assignment water producing fractures main channel distribution in water-bearing layer is linked up in water flowing fractured zone, and according to underworkings
Position, coal seam buried depth, ground cloth brill condition etc. determine which kind of inlet well and the construction parameter of drilling implemented；If productive limit
Nearby exist can construction drill tunnel, then may be selected inlet well of being constructed obliquely in the tunnel, drilling borehole bottom location away from
Productive limit horizontal range 15-20m, is placed exactly in water producing fractures main channel distribution strip region center, layer residing for the whole hole of drilling
Position should be located in the thick hard sand of water-bearing layer bottom, and the spacing of construction drill is 20m in tunnel；If being not present near productive limit
Can construction drill tunnel or coal seam be shallow buried coal seam that buried depth is less than 200m, and production zone correspondence earth's surface possesses drilling and applied
Work condition, then may be selected to carry out slip casting closure, the whole hole position that drilling borehole bottom location drills with underground construction from ground construction drilling
Put identical, the spacing of surface drilling arrangement can reach 150m.Specifically include following steps：
A. the geological survey drilling column that mine was once constructed in coal mining region is collected, different production zone roof stratas are obtained
Preservation, the physico mechanical characteristic parameter of each rock stratum.Using Judging key stratum software KSPB to each drill hole key strata of covering rock position
Differentiated, so that it is determined that each region key strata of covering rock position.
B. use " method for predicting of the height of water flowing fractured zone based on position of key stratum ", by key strata of covering rock position with
The relation pair mining overburden height of water flowing fractured zone of mining thickness is judged, so that it is high to obtain each region overlying strata water flowing fractured zone
Degree and the relativeness of stratum water-bearing layer present position.When there is water-bearing layer in the range of height of water flowing fractured zone, then correspond to and bore
Bore region water flowing fractured zone has linked up water-bearing layer, it is necessary to take bored grouting mode to block water producing fractures main channel.When water guide splits
When water-bearing layer is not present in gap band altitude range, then bored grouting measure need not be taken.
C. water producing fractures main channel distributed areas delimited in the production zone that stratum water-bearing layer is linked up in water flowing fractured zone, and
Slip casting closure is implemented to water producing fractures main channel on ground or underground construction drilling according to condition.
Water producing fractures main channel distributed areas are in the width range of 30-40m within productive limit.
Situations such as slip casting closure drilling mainly bores condition according to underworkings position, coal seam buried depth and ground cloth
Depending on, its method for arranging is as follows：
Can (district sublevel entry 2 near such as stope drift active workings stops adopting line 7 tunnel of construction drill if existing near productive limit
Neighbouring return channel 6 etc.), then inlet well of being constructed obliquely in the tunnel may be selected.Borehole bottom location drill away from exploitation side
Boundary horizontal range 15-20m, is placed exactly in water producing fractures main channel distribution strip region center, and position is answered in layer position residing for the whole hole of drilling
In the thick hard sand of water-bearing layer bottom.The spacing of construction drill 1 is 20m in tunnel.
If near productive limit be not present can construction drill tunnel or coal seam be buried depth be less than 200m shallow buried coal seam,
And production zone correspondence earth's surface possesses drilling construction condition, then it may be selected to carry out slip casting closure from ground construction drilling.Drilling is eventually
Hole site is placed exactly in water producing fractures main channel distribution strip region center, drilling is eventually away from productive limit horizontal range 15-20m
Layer position should be located in the thick hard sand of water-bearing layer bottom residing for hole.The spacing that surface drilling 4 is arranged can reach 150m.
D. after drilling construction is finished, you can using the mixing slurry of cement mortar or yellow mud or both, be pumped to water producing fractures
Main channel region, blocks water producing fractures passage.
As shown in Figure 4, Figure 5, in figure it is different production zone drilling posts in certain working face actual application of colliery 31401
The position of key stratum of shape differentiates result, differentiates that result can be seen that 31401 working faces at the two from the position of key stratum of column
There is visibly different feature in the rock stratum preservation in drilling region.Thus, the overlying strata water flowing fractured zone in two drilling regions can be developed
Judge highly and its to whether stratum water-bearing layer is linked up.It can be seen from working face 6.0m mining height, for T1 drillings region,
Overlying strata main key stratum is located at outside 7~10 times of mining heights, therefore water flowing fractured zone is developed to main key stratum bottom interface position, and overlying strata are led
Water fissure zone does not link up stratum water-bearing layer.For T1 drillings region, after the same method, key strata of covering rock is respectively positioned on 7~10
Within mining height, overlying strata water producing fractures are developed to tectonic basement, and water flowing fractured zone has linked up stratum water-bearing layer.It is therefore desirable to
T2 drillings region correspondence water producing fractures main channel distribution implements bored grouting.
As shown in fig. 6, in the range of T2 drillings region correspondence water flowing fractured zone links up stratum water-bearing layer, having delimited water guide
Crack main channel distributed areas are 40m width ranges inside productive limit.Inlet well borehole bottom location away from productive limit level away from
From 20m, floor position residing for the whole hole of drilling should be located in the thick siltstones of No. 4 10.62m of water-bearing layer bottom.In view of this layer of position
Apart from coal seam farther out (102m), if taking underground, form of construction work drilling construction length is longer obliquely, difficult larger, therefore, adopts
Take surface drilling slip casting to block mode to carry out.Because working face is inclined to width 275m, therefore it is logical to stop adopting the water producing fractures master near line
Road slip casting closure drilling is arranged in working face tendency middle part, and distance stops adopting line horizontal separation 20m.Near the stope drift active workings of both sides
Overlying strata water producing fractures main channel distributed areas, according to region 530m length gauge, be evenly arranged 3 inlet wells, drill
Spacing 150m.
The influence that the present invention is developed based on coal geology occurrence condition and operational parameter to overlying strata water flowing fractured zone, is not only examined
Consider overlying strata water producing fractures main channel distributed areas, and also contemplate underworkings arrangement, coal seam buried depth, earth's surface landform etc. pair
The overlying strata water producing fractures for linking up stratum water-bearing layer are taken the mode of " grabbing principal contradiction " by the influence of inlet well construction location,
Slip casting closure is implemented to the main conduit pipe in overlying strata, its implementation science is reliable, quantities is low, can adapt to difference and opens
The determination of the water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel, can be mining area coal mining water under the conditions of adopting
Protection of resources and water damage preventing and treating etc. provides safeguard.
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of water damage prevention and controls of bored grouting closure overlying strata water producing fractures main channel, it is characterised in that：According to specifically opening
The development characteristics of mining overburden height of water flowing fractured zone under the conditions of adopting, are provided by the surface drilling column for collecting each coal mining region
Material, determines each crucial position layer by layer in overlying strata, afterwards with reference to overlying strata height of water flowing fractured zone using position of key stratum method of discrimination
Method for predicting, determines each region water flowing fractured zone development height and its links up the distributed areas in stratum water-bearing layer, finally, in water guide
Fissure zone link up water-bearing layer regional assignment water producing fractures main channel distribution, and according to underworkings position, coal seam buried depth,
Ground cloth bores condition and determines which kind of inlet well and the construction parameter of drilling implemented；After drilling construction is finished, by slurry pumping
To water producing fractures main channel region, water producing fractures passage is blocked.
2. bored grouting blocks the water damage prevention and controls of overlying strata water producing fractures main channel according to claim 1, its feature exists
In comprising the following steps：
A. the geological survey drilling column that mine was once constructed in coal mining region is collected, different production zone roof stratas is obtained and assigns
Deposit, the physico mechanical characteristic parameter of each rock stratum；Each drill hole key strata of covering rock position is sentenced using Judging key stratum method
Not, so that it is determined that each region key strata of covering rock position；
B. " method for predicting of the height of water flowing fractured zone based on position of key stratum " is used, passes through key strata of covering rock position and coal seam
The relation pair mining overburden height of water flowing fractured zone of mining height judged, thus obtain each region overlying strata height of water flowing fractured zone with
The relativeness of stratum water-bearing layer present position；When there is water-bearing layer in the range of height of water flowing fractured zone, then bore area is corresponded to
Domain water flowing fractured zone has linked up water-bearing layer, it is necessary to take bored grouting mode to block water producing fractures main channel；Work as water flowing fractured zone
When water-bearing layer is not present in altitude range, then bored grouting measure need not be taken；
C. water flowing fractured zone link up stratum water-bearing layer production zone in delimit water producing fractures main channel distributed areas, and according to
Condition implements slip casting closure on ground or underground construction drilling to water producing fractures main channel.
3. bored grouting blocks the water damage prevention and controls of overlying strata water producing fractures main channel according to claim 2, its feature exists
In：The slip casting closure is the mixing slurry using cement mortar or yellow mud or both, is pumped to water producing fractures main channel region, seals
Stifled water producing fractures passage.
4. bored grouting blocks the water damage prevention and controls of overlying strata water producing fractures main channel according to claim 2, its feature exists
In：Each drill hole key strata of covering rock position is differentiated using Judging key stratum software KSPB in the step a.
5. bored grouting blocks the water damage prevention and controls of overlying strata water producing fractures main channel according to claim 2, its feature exists
In：Water producing fractures main channel distributed areas are in the width range of 30-40m within productive limit.
6. bored grouting blocks the water damage prevention and controls of overlying strata water producing fractures main channel according to claim 2, its feature exists
In：Slip casting closure drilling is main in the step c bores condition according to underworkings position, coal seam buried depth and ground cloth
Depending on, its method for arranging is as follows：
If near productive limit exist can construction drill tunnel, inlet well of being constructed obliquely in the tunnel may be selected；
Borehole bottom location drill away from productive limit horizontal range 15-20m, water producing fractures main channel distribution strip region center is placed exactly in,
Layer position residing for the whole hole of drilling should be located in the thick hard sand of water-bearing layer bottom；
If be not present near productive limit can construction drill tunnel or coal seam be shallow buried coal seam that buried depth is less than 200m, and open
Exploiting field domain correspondence earth's surface possesses drilling construction condition, then may be selected to carry out slip casting closure from ground construction drilling；The whole hole position of drilling
Put away from productive limit horizontal range 15-20m, be placed exactly in water producing fractures main channel distribution strip region center, the whole hole institute of drilling
Locating layer position should be located in the thick hard sand of water-bearing layer bottom.
7. bored grouting blocks the water damage prevention and controls of overlying strata water producing fractures main channel according to claim 6, its feature exists
In：The spacing of construction drill is 20m in tunnel, and the spacing of surface drilling arrangement can reach 150m.
8. bored grouting blocks the water damage prevention and controls of overlying strata water producing fractures main channel according to claim 2, its feature exists
In：The slurry uses the mixing slurry of cement mortar, yellow mud or both.
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| CN115341902A (en) * | 2022-08-17 | 2022-11-15 | 中煤科工西安研究院(集团)有限公司 | Water-retaining coal mining method for lateral closed curtain of surrounding rock of coal mine working face |
| CN115853548A (en) * | 2023-03-01 | 2023-03-28 | 华能煤炭技术研究有限公司 | Method for plugging water flowing fractured zone of coal seam roof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8223155B2 (en) * | 2007-04-27 | 2012-07-17 | Sony Corporation | Method for simulating large numbers of spherical bodies interacting |
| CN202362466U (en) * | 2011-12-08 | 2012-08-01 | 山西潞安环保能源开发股份有限公司 | Height detecting device for water flowing fracture zone on coal extraction working surface |
| CN103498696A (en) * | 2013-10-02 | 2014-01-08 | 中国矿业大学 | Method for grouting, filling and compacting goaf filling body from roof roadway |
| CN103742127A (en) * | 2014-01-20 | 2014-04-23 | 天地科技股份有限公司 | Drill-hole television detection determination method for heights of overlying-strata caving zone and diversion fissure zone |
| CN104200292A (en) * | 2014-09-28 | 2014-12-10 | 山东科技大学 | Forecasting method for height of water-flowing fractured zone |
| CN104386409A (en) * | 2014-10-21 | 2015-03-04 | 中国矿业大学 | Water conservancy method using grounding drilling and water source guidance and storage in goaf for coal mine areas |
| CN104933266A (en) * | 2015-07-09 | 2015-09-23 | 西安科技大学 | Method for determining height of overlying stratum water guiding crack zone |
-
2017
- 2017-06-22 CN CN201710479391.3A patent/CN107044289B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8223155B2 (en) * | 2007-04-27 | 2012-07-17 | Sony Corporation | Method for simulating large numbers of spherical bodies interacting |
| CN202362466U (en) * | 2011-12-08 | 2012-08-01 | 山西潞安环保能源开发股份有限公司 | Height detecting device for water flowing fracture zone on coal extraction working surface |
| CN103498696A (en) * | 2013-10-02 | 2014-01-08 | 中国矿业大学 | Method for grouting, filling and compacting goaf filling body from roof roadway |
| CN103742127A (en) * | 2014-01-20 | 2014-04-23 | 天地科技股份有限公司 | Drill-hole television detection determination method for heights of overlying-strata caving zone and diversion fissure zone |
| CN104200292A (en) * | 2014-09-28 | 2014-12-10 | 山东科技大学 | Forecasting method for height of water-flowing fractured zone |
| CN104386409A (en) * | 2014-10-21 | 2015-03-04 | 中国矿业大学 | Water conservancy method using grounding drilling and water source guidance and storage in goaf for coal mine areas |
| CN104933266A (en) * | 2015-07-09 | 2015-09-23 | 西安科技大学 | Method for determining height of overlying stratum water guiding crack zone |
Non-Patent Citations (2)
| Title |
|---|
| 王晓振等: "主关键层结构稳定性对导水裂隙演化的影响研究", 《煤炭学报》 * |
| 许家林等: "基于关键层位置的导水裂隙带高度预计方法", 《煤炭学报》 * |
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