CN113447996B - Hydrogeology comprehensive investigation method and investigation system for underground reservoir - Google Patents
Hydrogeology comprehensive investigation method and investigation system for underground reservoir Download PDFInfo
- Publication number
- CN113447996B CN113447996B CN202110820536.8A CN202110820536A CN113447996B CN 113447996 B CN113447996 B CN 113447996B CN 202110820536 A CN202110820536 A CN 202110820536A CN 113447996 B CN113447996 B CN 113447996B
- Authority
- CN
- China
- Prior art keywords
- survey
- probe
- hole
- straightening
- surveying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V9/00—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a hydrogeology comprehensive investigation method and an investigation system of an underground reservoir, wherein the system comprises a plurality of investigation probes arranged in investigation holes, an analysis system and auxiliary equipment for installing the investigation probes; the auxiliary equipment comprises a lining hole straightening mechanism coaxially installed in an upper orifice of the exploration hole and a probe installation protection cage penetrating through the lining hole straightening mechanism and entering the exploration hole, wherein the probe installation protection cage comprises a plurality of fixing cages coaxially welded in series, a probe fixing seat is arranged in each fixing cage, and the exploration probe is fixed on the probe fixing seat; the problem of survey inaccurate data among the prior art is solved, through the setting of probe installation protection cage, when fixing surveying the probe, can not influence surveying the hole, survey the hydrographic environment in the well, ensure survey precision and accuracy, ensure the accuracy of underground reservoir comprehensive hydrogeological survey and analysis, provide the guarantee for the construction, maintenance and the use of underground reservoir.
Description
Technical Field
The invention belongs to the field of underground reservoir surveying, and particularly relates to a hydrogeology comprehensive surveying method and a hydrogeology comprehensive surveying system for an underground reservoir.
Background
Compared with the surface reservoir, the underground reservoir is a water storage entity which is built underground and takes an aquifer as a regulation and storage space, namely water is stored in pores, cracks or karst caves of soil and rocks, and the water storage function of the underground reservoir is based on a storage capacity space which is generally built in a water-bearing medium gap. By using huge water storage space, the underground reservoir can accumulate a large amount of water in the rich water period for the use in the low water period, thereby optimizing the configuration of water resources in time. The construction of the underground reservoir cannot be separated from its basic construction conditions, wherein the successful construction of the underground reservoir must meet certain hydrogeological conditions, the underground reservoir must be formed by the existence of underground valley and proper aquifer, the aquifer with high water permeability and high porosity and the impermeable clay layer, and therefore, the long-time underground water dynamic monitoring operation needs to be carried out at a detection point before the underground reservoir is constructed.
In the prior art, a hydrogeological comprehensive exploration system usually drills a well at a monitoring point, a survey probe is integrated on a pipeline, the pipeline and the survey probe are put into the well together for dynamic monitoring, so that the survey probe is very easy to collide in the process of putting into the well, the use effect and the service life of the survey probe are influenced, and in order to solve the problems, the invention application with the application number of 202010669960.2 discloses an underground detection pipeline with a specific protection shaft sleeve, the probe is arranged in the underground detection pipeline, the probe is pushed out of the underground detection pipeline through an air bag to realize exploration, and no water enters the underground detection pipeline during exploration so as to prolong the service life of the survey probe. This kind of mode can prolong probe life really, but because of the setting of secret detection pipe way, has influenced survey downthehole hydrology environment, if has influenced survey downthehole rivers direction and speed etc. and then has influenced the detection precision.
Disclosure of Invention
The invention aims to provide a comprehensive hydrogeology survey method and a comprehensive hydrogeology survey system for an underground reservoir, which solve the problems in the prior art, improve survey precision, ensure the accuracy of comprehensive hydrogeology survey and analysis of the underground reservoir and provide guarantee for the construction, maintenance and use of the underground reservoir.
The invention discloses a hydrogeology comprehensive investigation method of an underground reservoir, which comprises the following steps:
s1, selecting a surveying point, building a working area at the surveying point, wherein the working area comprises a basic ground, drilling a well downwards on the basic ground of the surveying point, and drilling a surveying hole, wherein the axis of the surveying hole is vertical to the basic ground;
s2, coaxially installing a lining hole straightening mechanism in the upper hole opening of the survey hole;
s3, placing survey equipment into the survey hole and debugging;
and S4, starting all the surveying equipment, and carrying out comprehensive hydrogeological survey and comprehensive analysis on the underground reservoir.
Preferably, in S3, two identically functioning survey probes are installed at the same survey height within the borehole.
Preferably, in S3, the debugging method is: survey the probe and arrange survey the hole in with last installation, start surveying equipment, acquire the hydrology information that the survey probe feedback of last installation was returned, through the contrast, ensure the survey probe normal work of last installation, carry out the installation of the survey probe of next position again, if the survey probe of last installation can not normal work, need reverse pull out and survey the hole and change.
Preferably, in S4, the data information fed back by the two survey probes at the same height position in the survey hole is within the error range, and the information fed back by the survey probe at the position can be used as the effective information for the comprehensive hydrogeological survey and analysis of the underground reservoir, and the information should be discarded.
A hydrogeological comprehensive exploration system for an underground reservoir comprises a plurality of exploration probes arranged in exploration holes, an analysis system in signal connection with the exploration probes and auxiliary equipment for installing the exploration probes; the auxiliary equipment comprises a lining hole straightening mechanism coaxially installed in an upper orifice of the exploration hole and a probe installation protection cage penetrating through the lining hole straightening mechanism and entering the exploration hole, the probe installation protection cage comprises a plurality of coaxially serially welded fixed cages, a probe fixing seat is arranged in each fixed cage, and the exploration probe is fixed on the probe fixing seat.
Preferably, the fixing cage comprises two semi-cylindrical butt-joint cages which are fixed relatively in a welding manner, and the probe fixing seat is fixedly arranged in one of the butt-joint cages; the butt joint cage comprises two end part annular plates arranged in parallel and a plurality of connecting rods for connecting the two end part annular plates, and the probe fixing seat is connected with the connecting rods in a welding mode.
Preferably, the outer end face of the end ring plate is provided with a welding groove, and the inner diameter of the end ring plate is smaller than that of a circle surrounded by the connecting rods.
Preferably, the lining hole straightening mechanism comprises a straightening cylinder which is adaptive to the inner diameter of the exploration hole, and the inner diameter of the straightening cylinder is adaptive to the outer diameter of the fixed cage; a limiting circular plate perpendicular to the axis of the straightening cylinder is sleeved in the middle of the straightening cylinder, and during surveying, the limiting circular plate is arranged on the ground of the base of the surveying orifice;
the utility model discloses a survey hole outer end is arranged in to the straightening cylinder, including first straightening cover, first straightening cover internal diameter and end crown plate external diameter suit, first straightening cover upper portion is coaxial in proper order to be provided with second straightening cover and third straightening cover in the same footpath, first straightening cover with the distance is for not exceeding the height of end crown plate between the second straightening cover, distance and fixed cage suit between second straightening cover and the third straightening cover.
Preferably, the second is led straight cover and third and is led straight cover all with first lead straight cover welded connection, the second is led to be provided with the welding on straight cover and dodges the groove.
The hydrogeology comprehensive investigation method and the investigation system of the technical scheme of the invention have the beneficial effects that:
1. the problem of among the prior art, survey probe and wall of a well collision in going into the well, cause survey probe life to hang down is solved. In the technical scheme, the survey probe is fixed in the probe mounting and protecting cage, so that the survey probe is prevented from colliding with the borehole wall.
2. The problem of survey inaccurate data among the prior art is solved, through the setting of probe installation protection cage, when fixing surveying the probe, can not influence surveying the hole, survey the hydrographic environment in the well, ensure survey precision and accuracy, ensure the accuracy of underground reservoir comprehensive hydrogeological survey and analysis, provide the guarantee for the construction, maintenance and the use of underground reservoir.
Drawings
FIG. 1 is a schematic structural view of a probe installation protection cage according to the technical solution of the present invention,
figure 2 is a schematic structural view of a fixing cage in the technical scheme of the invention,
FIG. 3 is a schematic view of the fixing cage of the present invention during welding and hanging,
figure 4 is a schematic view of the operation of installing a protective cage on a probe in the technical scheme of the invention and descending a well,
figure 5 is a schematic structural diagram of a lining hole straightening mechanism in the technical scheme of the invention,
fig. 6 is a front view of a liner hole straightening mechanism according to the technical solution of the present invention.
Detailed Description
In order to facilitate the understanding of the technical solutions of the present invention for those skilled in the art, the technical solutions of the present invention will be further described with reference to the drawings attached to the specification.
The underground reservoir stores water in soil and rock pores, cracks or karst caves, and has the advantages of reduced evaporation capacity, difficult pollution of water quality, small investment, no occupation of ground surface, prevention of seawater backflow and the like. The construction of the underground reservoir cannot be separated from the basic construction conditions of the underground reservoir, wherein the successful construction of the underground reservoir must meet certain hydrogeological conditions, so that the hydrogeological comprehensive investigation of the underground reservoir is particularly important, and the smooth construction and the safe use of the underground reservoir are guaranteed.
The invention discloses a hydrogeology comprehensive investigation method of an underground reservoir, which comprises the following steps:
the survey point is selected in the first step, and the workspace is built at the survey point, and the workspace includes basic ground, and basic ground is calculus ground, avoids subaerial soil to drop in the survey hole punches on the one hand, also avoids the survey hole problem of collapsing to appear. And drilling downwards on the foundation ground of the survey point to form a survey hole, wherein the axis of the survey hole is vertical to the foundation ground, so that the subsequent operation of descending the well of the survey probe is facilitated.
And secondly, coaxially installing a lining hole straightening mechanism in an upper hole opening of the exploration hole. The installation of the lining hole straightening mechanism can prevent the collapse of the hole part of the survey hole on one hand and ensure the smooth well descending of the survey probe in the well descending of the survey probe on the other hand.
And thirdly, placing survey equipment into the survey hole and debugging. The method is characterized in that two survey probes with the same function are installed at the same survey height in a survey hole, a common survey probe mainly comprises a water level monitoring probe, a water quantity monitoring probe, a water quality monitoring probe, a water temperature monitoring probe, a water flow speed monitoring probe and the like, in order to ensure the inspection and judgment on whether the probe works normally during monitoring, two survey probes are arranged in each class, the two similar survey probes are mutually used as standby and are mutually used as a reference standard, and the monitoring accuracy of the underground reservoir is ensured.
The survey equipment debugging method comprises the following steps: survey the probe and arrange survey the hole in with last installation, start surveying equipment, acquire the hydrology information that the survey probe feedback of last installation was returned, through the contrast, ensure the survey probe normal work of last installation, carry out the installation of the survey probe of next position again, if the survey probe of last installation can not normal work, need reverse pull out and survey the hole and change. I.e. the survey probe at each position height needs to be commissioned immediately after installation.
And fourthly, starting all surveying equipment, and carrying out comprehensive hydrogeological survey and comprehensive analysis on the underground reservoir. The data information fed back by the two survey probes at the same height position in the survey hole can be used as the effective information of comprehensive hydrogeological survey and analysis of the underground reservoir within the error range, and otherwise, the data information is discarded. The real-time monitoring and control are realized, the hydrological information in the same time period every day is compared, the hydrological change rule is obtained, and whether the survey probe works normally or not can be judged.
As shown in fig. 1 and 4, the hydrogeological comprehensive survey system for the underground reservoir comprises a plurality of survey probes arranged in survey holes 100, an analysis system in signal connection with the survey probes, and auxiliary equipment for installing the survey probes. The auxiliary equipment includes a lining hole straightening mechanism 2 coaxially mounted in the upper bore of the survey hole 100 and a probe-mounting protective cage 1 passed through the lining hole straightening mechanism 2 and into the survey hole 100. The probe installation protection cage 1 comprises a plurality of fixing cages 11 which are coaxially connected in series and welded, a probe fixing seat 12 is arranged in each fixing cage 11, and a survey probe is fixed on each probe fixing seat 12.
Based on above-mentioned technical scheme, realize the protection to surveying the probe through probe installation protection cage 1, avoid surveying the probe and in getting into surveying hole (well) in-process and hole wall (the wall of a well) bump, ensure surveying the normal work of probe, prolong the life who surveys the probe. Generally, the survey probe is welded on the probe fixing seat 12, so that the survey probe is prevented from being influenced by the underground hydrological environment in work, and the stability of the survey probe is ensured.
In the technical scheme, the probe installation protection cage 1 is of an unclosed cage body structure, after the probe installation protection cage enters a surveying hole, the surveying probe and the hydrological environment in the surveying hole are integrated, real-time monitoring is achieved, the monitoring effect is good, the local environment in the surveying hole cannot be changed, the surveying precision and accuracy are guaranteed, the accuracy of comprehensive hydrological geological survey and analysis of the underground reservoir is guaranteed, and guarantee is provided for building, maintaining and using of the underground reservoir.
As shown in fig. 2, in the present embodiment, the fixing cage 11 includes two half-cylindrical docking cages 110 fixed to each other by welding, and the probe fixing seat 12 is fixed in one of the docking cages 110. The docking cage 110 includes two end ring plates 111 disposed in parallel and a plurality of connecting rods 112 connecting the two end ring plates 111, and the probe holder 12 is connected to the connecting rods 112 by welding. The design of the fixing cage 11 structure of the technical scheme is convenient for butt joint and welding installation of the fixing cage 11, and is also convenient for installation of a surveying head on the probe fixing seat 12. Meanwhile, due to the design of the fixing cage structure, the fixing cage and the hydrological environment in the exploration hole can be conveniently integrated, and the monitoring accuracy of the exploration probe is ensured.
As shown in fig. 2, in the present embodiment, a welding groove 113 is formed on an outer end surface of the end ring plate 111, and the welding groove 113 is arranged to facilitate butt welding of the two fixing cages 11, provide a welding position, ensure welding stability, and ensure that the two fixing cages 11 after welding are coaxial. The inner diameter of the end ring plate 111 is smaller than the inner diameter of a circle surrounded by the connecting rods 112, and the arrangement of the technical scheme ensures that the butt joint cage 110 can fix and lift the probe installation and protection cage 1 with the lower part welded and arranged in the survey hole, so as to ensure the stability of the probe installation and protection cage 1. During the hoisting of the probe installation protection cage 1, the pulling plate 13 shown in fig. 3 is adopted for hoisting, the pulling plate 13 is a strip-shaped plate, and two ends of the pulling plate 13 are in an arc shape which is adaptive to the inner diameter of the end annular plate 111 of the fixed cage 11. After the welding of a fixed cage 11 is completed, the pulling plate 13 in the original probe installation and protection cage 1 can be moved upwards to the fixed cage which has just completed the welding, so that the probe installation and protection cage 1 is integrally moved downwards by the distance of one fixed cage.
As shown in fig. 4 to 6, in the present embodiment, the lining hole straightening mechanism 2 includes a straightening cylinder 21 corresponding to the inner diameter of the borehole 100, and the inner diameter of the straightening cylinder 21 corresponds to the outer diameter of the stationary cage 11. The middle part of the straightening cylinder 21 is sleeved with a limiting circular plate 22 vertical to the axis of the straightening cylinder 21. During surveying, the limiting circular plate 22 is placed on the foundation ground 200 at the opening of the surveying hole. This technical scheme's setting for when probe installation protection cage 1 gets into surveying hole 100, can ensure that probe installation protection cage 1 is coaxial with surveying hole, ensured that probe installation protection cage 1 gets into surveying hole smoothly, avoid probe installation protection cage 1 and survey downthehole wall to bump. Meanwhile, the arrangement of the straightening cylinder 21 and the limiting circular plate 22 ensures the stability of the hole opening position of the exploration hole, and avoids the problems of collapse and the like of the exploration hole.
As shown in fig. 4 to 6, in the present embodiment, the straightening cylinder 21 is disposed at the outer end of the surveying hole 100 and integrally connected to a first straightening sleeve 23 parallel to the limiting circular plate 22. The inner diameter of the first straightening sleeve 23 is adapted to the outer diameter of the end annular plate 111. The arrangement of the technical scheme can ensure that the probe installation protection cage 1 is coaxial with the exploration hole. Providing for subsequent continued increases in the stationary cage 11. The upper part of the first straight guide sleeve 23 is sequentially provided with a second straight guide sleeve 24 and a third straight guide sleeve 26 coaxially and in equal diameter. The distance between the first straight guide sleeve 23 and the second straight guide sleeve 24 is not more than the height of the end annular plate 11, so that the butt joint and the fixation of two adjacent fixing cages are realized, and the coaxiality between the two adjacent fixing cages is ensured. The distance between the second straightening sleeve 23 and the third straightening sleeve 26 corresponds to the fixed cage 11. The second straight guide sleeve 24 and the third straight guide sleeve 26 are both connected with the first straight guide sleeve 23 in a welding mode, and a welding avoiding groove 25 is formed in the second straight guide sleeve 24. Avoiding the arrangement of the groove 25, facilitating the welding of the fixing cage and avoiding the problems of interference and the like in the welding process. The provision of the second straightening sleeve 24 and the third straightening sleeve 26 ensures the stability and fixation of the fixing cage participating in the welding.
Technical solution of the invention is described above with reference to the accompanying drawings by way of example, and it is obvious that the invention is not limited to the above embodiments, and it is within the scope of the invention to adopt various insubstantial modifications of the inventive concept and technical solution, or to apply the inventive concept and technical solution to other situations without any modification.
Claims (2)
1. The hydrogeology comprehensive investigation system of an underground reservoir is characterized by comprising a plurality of investigation probes arranged in investigation holes, an analysis system in signal connection with the investigation probes and auxiliary equipment for installing the investigation probes; the auxiliary equipment comprises a lining hole straightening mechanism coaxially installed in an upper orifice of the exploration hole and a probe installation protection cage penetrating through the lining hole straightening mechanism and entering the exploration hole, wherein the probe installation protection cage comprises a plurality of fixing cages coaxially welded in series, a probe fixing seat is arranged in each fixing cage, and the exploration probe is fixed on the probe fixing seat; the probe mounting protection cage is of an unclosed cage structure, and after the probe mounting protection cage enters the exploration hole, the exploration probe and the hydrological environment in the exploration hole are integrated into a whole;
the lining hole straightening mechanism comprises a straightening cylinder which is adaptive to the inner diameter of the surveying hole, and the inner diameter of the straightening cylinder is adaptive to the outer diameter of the fixing cage; a limiting circular plate perpendicular to the axis of the straightening cylinder is sleeved in the middle of the straightening cylinder, and during surveying, the limiting circular plate is arranged on the ground of the base of the surveying orifice;
the straightening cylinder is arranged at the outer end of the exploration hole and is integrally connected with a first straightening sleeve parallel to the limiting circular plate, the inner diameter of the first straightening sleeve is matched with the outer diameter of the end annular plate, a second straightening sleeve and a third straightening sleeve are sequentially coaxially arranged on the upper portion of the first straightening sleeve in an equal-diameter mode, the distance between the first straightening sleeve and the second straightening sleeve is not more than the height of the end annular plate, and the distance between the second straightening sleeve and the third straightening sleeve is matched with the fixed cage;
the second straight guide sleeve and the third straight guide sleeve are both connected with the first straight guide sleeve in a welding mode, and a welding avoidance groove is formed in the second straight guide sleeve;
the fixed cage comprises two semi-cylindrical butt-joint cages which are relatively welded and fixed, and the probe fixing seat is fixedly arranged in one of the butt-joint cages; the butt joint cage comprises two end ring plates arranged in parallel and a plurality of connecting rods for connecting the two end ring plates, and the probe fixing seat is welded with the connecting rods;
the outer end face of the end ring plate is provided with a welding groove, and the inner diameter of the end ring plate is smaller than that of a circle surrounded by the connecting rods.
2. A hydrogeological integrated survey method of an underground reservoir, characterized in that the hydrogeological integrated survey system of an underground reservoir according to claim 1 is used for surveying, comprising the steps of:
s1, selecting a surveying point, building a working area at the surveying point, wherein the working area comprises a basic ground, drilling a well downwards on the basic ground of the surveying point, and drilling a surveying hole, wherein the axis of the surveying hole is vertical to the basic ground;
s2, coaxially installing a lining hole straightening mechanism in the upper orifice of the survey hole;
s3, placing survey equipment into the survey hole and debugging;
s4, starting all surveying equipment, and carrying out comprehensive hydrogeological survey and comprehensive analysis on the underground reservoir;
at S3, installing two survey probes of the same function at the same survey height in the borehole;
in S3, the debugging method is: placing the survey probe which is installed last time in the survey hole, starting the survey equipment, obtaining hydrological information fed back by the survey probe which is installed last time, ensuring the survey probe which is installed last time to work normally through comparison, then installing the survey probe at the next position, and if the survey probe which is installed last time can not work normally, pulling out the survey hole reversely for replacement;
in S4, the data information fed back by the two survey probes at the same height position in the survey hole is within the error range, and the information fed back by the survey probe at the position can be used as the effective information for the comprehensive hydrogeological survey and analysis of the underground reservoir, otherwise, the information should be discarded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110820536.8A CN113447996B (en) | 2021-07-20 | 2021-07-20 | Hydrogeology comprehensive investigation method and investigation system for underground reservoir |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110820536.8A CN113447996B (en) | 2021-07-20 | 2021-07-20 | Hydrogeology comprehensive investigation method and investigation system for underground reservoir |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113447996A CN113447996A (en) | 2021-09-28 |
| CN113447996B true CN113447996B (en) | 2022-09-23 |
Family
ID=77816900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110820536.8A Active CN113447996B (en) | 2021-07-20 | 2021-07-20 | Hydrogeology comprehensive investigation method and investigation system for underground reservoir |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113447996B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115712152B (en) * | 2022-10-13 | 2024-03-22 | 青海九零六工程勘察设计院有限责任公司 | Hydrologic comprehensive exploration system and method for underground reservoir |
| CN117192640A (en) * | 2023-09-08 | 2023-12-08 | 陕西地矿九0八环境地质有限公司 | Hydrogeology comprehensive investigation method for underground reservoir |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102809765A (en) * | 2012-07-23 | 2012-12-05 | 中国神华能源股份有限公司 | Position determining method for underground water reservoir |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102981188B (en) * | 2012-11-20 | 2015-10-28 | 中国神华能源股份有限公司 | A kind of location determining method of open coal mine underground reservoir |
| US10190998B1 (en) * | 2018-08-29 | 2019-01-29 | Research Institute Of Petroleum Exploration & Development, Dagang Oil Field Of Cnpc | Method and device for evaluating and predicting a shale oil enrichment areas of fault lacustrine basins |
| CN109322699B (en) * | 2018-09-29 | 2021-04-09 | 山东省地质矿产勘查开发局八〇一水文地质工程地质大队 | Pollution isolation and plugging technology under mine |
| CN111781660B (en) * | 2020-07-13 | 2023-04-25 | 河北省水文工程地质勘查院 | Hydrogeology comprehensive investigation system and method for underground reservoir |
-
2021
- 2021-07-20 CN CN202110820536.8A patent/CN113447996B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102809765A (en) * | 2012-07-23 | 2012-12-05 | 中国神华能源股份有限公司 | Position determining method for underground water reservoir |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113447996A (en) | 2021-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113447996B (en) | Hydrogeology comprehensive investigation method and investigation system for underground reservoir | |
| CN103075150B (en) | In-situ stress testing method of method for relieving stress in original hole site for multiple times | |
| CN205135607U (en) | Novel along with boring position gamma formation of image instrument | |
| CN106437692B (en) | Deep karst leakage channel detection structure and method based on water level of inner pipe of drill rod | |
| Cunningham et al. | Groundwater technical procedures of the US Geological Survey | |
| CN201915940U (en) | Device for recording displacement parameters of drill bit of drilling machine by using laser in real time | |
| CN102230376A (en) | Azimuth gamma well-logging device | |
| CN105064991B (en) | One kind probing soil sampling double wall drill tool | |
| CN210775462U (en) | Underground water multi-parameter layering in-situ test system | |
| CN209085721U (en) | A kind of multi-layer underground water level observation device | |
| CN201137491Y (en) | Pulse neutron double-spectrum fluid saturation logging tool | |
| CN203050679U (en) | Directivity gamma measuring system | |
| CN113551637B (en) | Monitoring device and method for surrounding rock deformation in whole process of tunnel construction based on TBM | |
| CN106837303A (en) | A kind of method for determining drilling depth in real time according to hydraulic drill rig operational factor | |
| CN106401572A (en) | VSP measuring while drilling sensor pushing device and measuring tool | |
| CN202659146U (en) | Double-drilling combined drill structure suitable for drilling operation of oil well and horizontal well | |
| CN205936593U (en) | Structure is surveyed to dark karst seepage passageway based on drilling rod inner tube water level | |
| CN107829728A (en) | Multi-source is away from brill neutron porosity measurement device and its measuring method | |
| CN208506279U (en) | A kind of auger underground water level detecting device | |
| CN203201549U (en) | Drill collar type gamma gauge | |
| CN204532329U (en) | Borehole accuracy precise control device | |
| CN212454399U (en) | Sleeve type ground stress test matching positioning and ranging device | |
| CN2349348Y (en) | Instrument for surveying leak off rate and thief zone | |
| CN113218445A (en) | Method for monitoring foundation pit of constructional engineering | |
| CN107366535A (en) | Utilize the system and method for magnetic signal positioning drilling well tracer depth |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |