CN102607480A - Method for detecting underground horizontal salt cavern - Google Patents
Method for detecting underground horizontal salt cavern Download PDFInfo
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- CN102607480A CN102607480A CN2012100467039A CN201210046703A CN102607480A CN 102607480 A CN102607480 A CN 102607480A CN 2012100467039 A CN2012100467039 A CN 2012100467039A CN 201210046703 A CN201210046703 A CN 201210046703A CN 102607480 A CN102607480 A CN 102607480A
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Abstract
The invention relates to a method for detecting an underground horizontal salt cavern, belonging to the field of detection and utilization of an underground deep special space. The method is mainly characterized in that a detection device which is designed according to the sonar principle, is capable of performing measurement while moving and is controlled to move forward automatically is used to measure geometrical characteristics of a waste underground deep horizontal salt cavern in the solution of the salt cavern and feed back the measurement information to the ground. The invention is an important innovation in underground salt cavern detection devices and methods, and more importantly, provides a brand-new security device and method for disaster control and life and material rescue of an underground water-filled space. A newly developed device which can automatically operate and move in water is used to perform holographic detection on the size and shape of a waste horizontal salt cavern, overcomes the shortcomings and detects of the traditional detection device, such as large size and incapability in horizontal cavern measurement, and can perform on-line real-time detection on all water-filled spaces shallower than thousands meters underground.
Description
Technical field:
A kind of underground horizontal rock salt of the present invention dissolves the detection method in chamber, belongs to the special space detection of underground deep and utilizes category.Being mainly used in the cavity geometry and the size detection in underground water flat pattern salt karst chamber, is a kind of advanced person, efficient, directly perceived, reliable underground special space pick-up unit and method.
Technical background:
Along with the fast development of economy and society, the national energy strategic reserve is urgent day by day.Because excellent, the good airproof performance of geology occurrence condition, safety and stability degree are high, underground salt karst chamber is acknowledged as that oil gas stores and the desirable place of Waste disposal.The supporting gas storage in the downstream of China's West-East National Gas Transmission Project be addressing in salt karst chamber, at present China's middle part oil bank is also selected to be built in the salt karst chamber.But, utilize traditional water-soluble method to build in the process of salt karst chamber, the bittern of generation is difficult to once reach the salinization company standard, and original place discharging simultaneously is the ten minutes difficulty also, so salt karst chamber bank construction speed is very slowly.Meanwhile, because the long salt mine production history of China, in Jiangsu, there are a large amount of old chambeies of discarded rock salt in ground such as Henan, Hubei, and are different according to solution mining method, there are two kinds of vertical-type and horizontal types in these discarded old chambeies.Be used for oil gas after these discarded old chambeies are transformed and store or Waste disposal, have economy, environmental protection, multiple benefit such as efficient.Before discarded old chamber is utilized, must at first carry out measurement to its planform and size.Because China's general buried depth of underground rock salt deposit bigger (hundreds of dark to thousands of rice), according to domestic and foreign experience, it detects the sonar detection methods that adopt more.But; Traditional sonar detecting method dissolves the chamber to vertical-type to be implemented easily; And level in underground salt deposit composed deposit, diameter reaches hundreds of meters the old chamber of horizontal type rock salt in tens of rice and even rice up to a hundred, length, traditional sonar pick-up unit and method then all can't be suitable for.
Summary of the invention:
The purpose that a kind of underground horizontal rock salt of the present invention dissolves the detection method in chamber is; Overcome shortcoming and deficiency that conventional vertical rock salt old chamber pick-up unit and method are difficult to be suitable for; Horizontal type salt karst chamber is composed and to be deposited characteristic and detect requirement with cavity under the base area, openly provide a kind of can satisfy advanced person that the discarded old chamber of horizontal rock salt, underground deep cavity measures, efficient, intuitively, reliable detection device and correlation method.
A kind of underground horizontal rock salt of the present invention dissolves the detection method in chamber; It is characterized in that the device that is adopted is a kind of main employing and in time feeds back the pick-up unit that the automatic control on ground moves ahead according to the geometric properties sonar principle design, that can measure, discard in underground deep the old chamber of the horizontal rock salt of measurement in the solution of horizontal salt karst chamber while move and with metrical information, this pick-up unit is made up of screw propeller 1, micromotor 2, electric battery 3, controller 4, sonar test section 5 and balance hoist cable 6; The main body of micromotor 2, electric battery 3, controller 4 and sonar test section 5 all places airtight resistance test device inner; The sensing head of sonar test section 5 places the front portion of pick-up unit; The balance hoist cable 6 outer pick-up unit center of gravity pedal line direction bottoms that are hung on; Screw propeller 1 places the pick-up unit afterbody; Screw propeller 1 is driven by micromotor 2; Micromotor 2 is by electric battery 3 power supplies and by controller 4 controls; Controller 4 is one, and this control panel has the power supply indication by the micro-processor controlled system control panel that can realize the acquisition controlling communication, can carry out rotating speed to micromotor and control with turning to working method; Have superpotential, excess current and short-circuit protection, its kernel control chip AT89552 is through the output of calculated with mathematical model control I/O mouth; This pick-up unit can satisfy the appearance feature detection requirement that the dark level of 2000 ~ 3000m is dissolved the chamber; This pick-up unit is transferred the entering level and is dissolved the chamber from the vertical bore of diameter greater than 150mm; Tangential movement in the old chamber of water-filled deep horizontal along cavity middle part; Simultaneously size is radially measured less than the shape characteristic and the interrelated geometrical parameters in the old chamber of 150m, and metrical information is in time fed back to ground through optical cable.
Above-mentioned a kind of underground horizontal rock salt dissolves the detection method in chamber; It is characterized in that being a kind of main employing according to the sonar principle design, can measure, in the solution of discarded horizontal salt karst chamber, underground deep, measure the underground geometric properties of discarding the old chamber of horizontal rock salt while move and metrical information in time fed back the detection method of the pick-up unit that the automatic control on ground moves ahead: this method is according to the old chamber of rock salt geology occurrence condition, and selection is satisfied the old chamber of level of basic geologic condition and measured; Before old chamber implements to measure to level, at first need to the connection straight well in the old chamber of connection level and the deflecting well mills well operations and with the old chamber of level fills with water; With the special detection device of development, transfer to molten chamber, shaft bottom from the slope mouth in the old chamber of connection level; The detection starting device; Device can be by setting gait of march in the WS, and target direction advances automatically at the bottom of perpendicular hole, and can discern automatically and get around barrier at the bottom of the chamber; Detect carrying out ring-type around the old chamber of level simultaneously, and with the detection signal real-time Transmission to ground control system; Pass through detection feedback system; Can monitor in real time underground pick-up unit on ground, the complete detection in the old chamber of safeguard level rock salt detects after the completion; Recall pick-up unit; Draw the true shape size in underground salt karst chamber according to detecting data, pass judgment on and stability analysis for the availability of dissolving the chamber bank, the step of its practical implementation is:
I. according to rock salt deposit geologic information and regional salt mine production history, confirm to satisfy the detection target that the geologic condition basic demand selects and be: in the underground salt deposit level compose deposit, diameter is the old chamber of horizontal type rock salt of 300 ~ 500 meters of 50 ~ 150 meters, length;
II. perpendicular hole and deflecting well in the old chamber of the selected horizontal type rock salt of I, descend packaged milling tool to mill well respectively, and do necessary well workover and transfer and other survey chamber primary demands to satisfy pick-up unit of the present invention;
III. the water filling operation is implemented in the old chamber of horizontal type rock salt, ensured in the cavity to be full of solution, and overflow well head;
IV. from the inclined shaft in the old chamber of horizontal type rock salt, transfer molten chamber pick-up unit and dissolve the middle part, chamber to the shaft bottom, carry out the device location;
V. the detection starting device, pick-up unit is advanced and is carried out comprehensive measurement and information feedback towards target well direction by setting speed;
VI. through the ground real-time monitoring system, according to device operation and testing result, the in good time adjusting gear speed of travel and direction, the validity and the reliability of guarantee testing result;
VII. after omnidistance detection the in the molten chamber of level, recall pick-up unit from inclined shaft, the detection data of obtaining are handled, obtain to measure the true shape size of dissolving the chamber, originally molten chamber is detected and is accomplished.
The pick-up unit that a kind of underground horizontal rock salt of the present invention dissolves the chamber is with the advantage of method: dissolve the chamber pick-up unit with existing vertical-type and compare with method; This pick-up unit can be transferred to the molten chamber of the dark underground water flat pattern of 2000 ~ 3000m greater than the pit shaft of 150mm through diameter; And migration automatically in the solution of water-filled molten chamber; Limit migration frontier inspection is surveyed, and safeguard level dissolves the efficient detection in chamber.The present invention is not only the important innovation of underground salt karst chamber pick-up unit and method, and even more important is that disaster control of underground water-filling space and the rescue of life property provide a kind of brand-new safety convenience instrument and method.Utilize in the water of the present invention means of locomotion voluntarily; Discarded horizontal type salt karst chamber is carried out the holographic measurement of shape and size; Overcome existing pick-up unit size is big, can not carry out level molten chamber measurement shortcoming and deficiency, all can carry out real-time online to underground thousands of meters depths with all shallow water-filling spaces and detect.Its main application is: the holographic detection of real-time online in underground water flat pattern salt karst chamber and other all cavities, water-filling space.
Description of drawings:
Fig. 1: underground deep horizontal salt karst chamber pick-up unit synoptic diagram
Label among the figure: 1---screw propeller; 2---micromotor; 3---electric battery; 4---controller; 5---the sonar test section; 6---the balance hoist cable.
Fig. 2: horizontal salt karst chamber measuring method synoptic diagram
Label among the figure: 7---ground monitoring system; 8---inclined shaft; 9---the old chamber of rock salt level; 10---straight well.
Embodiment:
Embodiment 1:This pick-up unit is made up of screw propeller 1, micromotor 2, electric battery 3, controller 4, sonar test section 5 and balance hoist cable 6; The main body of micromotor 2, electric battery 3, controller 4 and sonar test section 5 all places airtight resistance test device inner; The sensing head of sonar test section 5 places the front portion of pick-up unit; The balance hoist cable 6 outer pick-up unit center of gravity pedal line direction bottoms that are hung on; Screw propeller 1 places the pick-up unit afterbody; Screw propeller 1 is driven by micromotor 2; Micromotor 2 is by electric battery 3 power supplies and by controller 4 controls; Controller 4 is one, and this control panel has the power supply indication by the micro-processor controlled system control panel that can realize the acquisition controlling communication, can carry out rotating speed to micromotor and control with turning to working method; Have superpotential, excess current and short-circuit protection, its kernel control chip AT89552 is through the output of calculated with mathematical model control I/O mouth; This pick-up unit can satisfy the appearance feature detection requirement that 2000 dark levels are dissolved the chamber; This pick-up unit is transferred the entering level and is dissolved the chamber from the vertical bore of diameter greater than 160mm; Tangential movement in the old chamber of water-filled deep horizontal along cavity middle part; Simultaneously the shape characteristic and the interrelated geometrical parameters that radially are of a size of the old chamber of 140m are measured; And metrical information in time fed back to ground through optical cable, concrete measuring process carries out (shown in accompanying drawing 2) according to the following step:
I. the old chamber of selecting to satisfy the geologic condition basic demand 9 of underground rock salt level is detected;
II. two inclined shafts 8 and straight well 10 from being communicated with selected old chamber, descend packaged milling tool to mill well operations respectively, carry out workover treatment under the necessary situation and transfer smoothly to measuring the old chamber 9 of rock salt level to ensure pick-up unit;
III. implement the water filling operation from two mouthfuls of wells to measuring the old chamber 9 of rock salt level, ensure in the cavity to be full of solution;
IV. from the inclined shaft 8 in old chamber, transfer molten chamber pick-up unit along pipeline and dissolve the middle part, chamber to the shaft bottom, carry out the device location;
V. the detection starting device, in cavity solution, pick-up unit is advanced with target well direction by preestablishing gait of march, carries out comprehensive measurement of cavity and information feedback simultaneously;
VI. through the ground monitoring system 7 of joint detection device; Can observe the geometric configuration and the size in the old chamber 9 of underground rock salt level; And, adjust its speed of travel and direction according to pick-up unit operation and testing result, ensure the validity and the reliability of testing result;
VII. after omnidistance detection the in the molten chamber of level, recall pick-up unit, the detection data of obtaining are handled, obtain to measure the true shape and the accurate size in the old chamber 9 of rock salt level from inclined shaft 8;
VIII. this molten chamber is detected and is accomplished, and the result is used for bank usability evaluation and correlation analysis.
Embodiment 2:This pick-up unit can satisfy the appearance feature detection requirement that the dark level of 2500m is dissolved the chamber; This pick-up unit is transferred the entering level and is dissolved the chamber from the vertical bore of diameter greater than 180mm; Tangential movement in the old chamber of water-filled deep horizontal along cavity middle part; Simultaneously the shape characteristic and the interrelated geometrical parameters that radially are of a size of the old chamber of 140m are measured; And metrical information in time fed back to ground through optical cable, other is with embodiment 1.
Embodiment 3:This pick-up unit can satisfy the appearance feature detection requirement that the dark level of 3000m is dissolved the chamber; This pick-up unit is transferred the entering level and is dissolved the chamber from the vertical bore of diameter greater than 200mm; Tangential movement in the old chamber of water-filled deep horizontal along cavity middle part; Simultaneously the shape characteristic and the interrelated geometrical parameters that radially are of a size of the old chamber of 150m are measured; And metrical information in time fed back to ground through optical cable, other is with embodiment 1.
Claims (1)
1. a underground horizontal rock salt dissolves the detection method in chamber; It is characterized in that being a kind of main employing according to the sonar principle design, can measure, in the solution of discarded horizontal salt karst chamber, underground deep, measure the underground geometric properties of discarding the old chamber of horizontal rock salt while move and metrical information in time fed back the detection method of the pick-up unit that the automatic control on ground moves ahead: this method is according to the old chamber of rock salt geology occurrence condition, and selection is satisfied the old chamber of level of basic geologic condition and measured; Before old chamber implements to measure to level, at first need to the connection straight well in the old chamber of connection level and the deflecting well mills well operations and with the old chamber of level fills with water; With the special detection device of development, transfer to molten chamber, shaft bottom from the slope mouth in the old chamber of connection level; The detection starting device; Device can be by setting gait of march in the WS, and target direction advances automatically at the bottom of perpendicular hole, and can discern automatically and get around barrier at the bottom of the chamber; Detect carrying out ring-type around the old chamber of level simultaneously, and with the detection signal real-time Transmission to ground control system; Pass through detection feedback system; Can monitor in real time underground pick-up unit on ground, the complete detection in the old chamber of safeguard level rock salt detects after the completion; Recall pick-up unit; Draw the true shape size in underground salt karst chamber according to detecting data, pass judgment on and stability analysis for the availability of dissolving the chamber bank, the step of its practical implementation is:
I. according to rock salt deposit geologic information and regional salt mine production history, confirm to satisfy the detection target that the geologic condition basic demand selects and be: in the underground salt deposit level compose deposit, diameter is the old chamber of horizontal type rock salt of 300 ~ 500 meters of 50 ~ 150 meters, length;
II. perpendicular hole and deflecting well in the old chamber of the selected horizontal type rock salt of I, descend packaged milling tool to mill well respectively, and do necessary well workover and transfer and other survey chamber primary demands to satisfy pick-up unit of the present invention;
III. the water filling operation is implemented in the old chamber of horizontal type rock salt, ensured in the cavity to be full of solution, and overflow well head;
IV. from the inclined shaft in the old chamber of horizontal type rock salt, transfer molten chamber pick-up unit and dissolve the middle part, chamber to the shaft bottom, carry out the device location;
V. the detection starting device, pick-up unit is advanced and is carried out comprehensive measurement and information feedback towards target well direction by setting speed;
VI. through the ground real-time monitoring system, according to device operation and testing result, the in good time adjusting gear speed of travel and direction, the validity and the reliability of guarantee testing result;
VII. after omnidistance detection the in the molten chamber of level, recall pick-up unit from inclined shaft, the detection data of obtaining are handled, obtain to measure the true shape size of dissolving the chamber, originally molten chamber is detected and is accomplished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100467039A CN102607480A (en) | 2012-02-28 | 2012-02-28 | Method for detecting underground horizontal salt cavern |
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| CN2012100467039A CN102607480A (en) | 2012-02-28 | 2012-02-28 | Method for detecting underground horizontal salt cavern |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103010434A (en) * | 2012-11-29 | 2013-04-03 | 太原理工大学 | Radial dimension limited carrying device of geometrical detection equipment for underground caves |
| CN103353611A (en) * | 2013-07-22 | 2013-10-16 | 邓业灿 | Underground cave multi-facet detection method |
| CN103590826A (en) * | 2013-11-12 | 2014-02-19 | 太原理工大学 | Detection device for large underground horizontal dissolving cavity |
| CN104279990A (en) * | 2013-07-11 | 2015-01-14 | 中国石油天然气股份有限公司 | Abandoned salt rock horizontal cavern detecting method |
| CN104675433A (en) * | 2015-01-27 | 2015-06-03 | 太原理工大学 | Method for constructing horizontal salt rock dissolving cavity reservoirs |
| CN104793265A (en) * | 2015-04-23 | 2015-07-22 | 中国科学院武汉岩土力学研究所 | Fine detection device and method of horizontal rock-salt cavity |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7308589A (en) * | 1972-06-22 | 1973-12-27 | ||
| CN101556148A (en) * | 2009-04-03 | 2009-10-14 | 中国水电顾问集团中南勘测设计研究院 | Underwater measurement devices and test method thereof |
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2012
- 2012-02-28 CN CN2012100467039A patent/CN102607480A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7308589A (en) * | 1972-06-22 | 1973-12-27 | ||
| CN101556148A (en) * | 2009-04-03 | 2009-10-14 | 中国水电顾问集团中南勘测设计研究院 | Underwater measurement devices and test method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 印勇等: "声纳地下溶腔测试仪的研制", 《自动化仪表》 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103010434A (en) * | 2012-11-29 | 2013-04-03 | 太原理工大学 | Radial dimension limited carrying device of geometrical detection equipment for underground caves |
| CN103010434B (en) * | 2012-11-29 | 2015-01-07 | 太原理工大学 | Radial dimension limited carrying device of geometrical detection equipment for underground caves |
| CN104279990A (en) * | 2013-07-11 | 2015-01-14 | 中国石油天然气股份有限公司 | Abandoned salt rock horizontal cavern detecting method |
| CN103353611A (en) * | 2013-07-22 | 2013-10-16 | 邓业灿 | Underground cave multi-facet detection method |
| CN103353611B (en) * | 2013-07-22 | 2015-10-28 | 邓业灿 | Underground cave multi-facet detection method |
| CN103590826A (en) * | 2013-11-12 | 2014-02-19 | 太原理工大学 | Detection device for large underground horizontal dissolving cavity |
| CN104675433A (en) * | 2015-01-27 | 2015-06-03 | 太原理工大学 | Method for constructing horizontal salt rock dissolving cavity reservoirs |
| CN104793265A (en) * | 2015-04-23 | 2015-07-22 | 中国科学院武汉岩土力学研究所 | Fine detection device and method of horizontal rock-salt cavity |
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Application publication date: 20120725 |