CN102721407B - Device and method for measuring ground surface settlement of underground salt cavern gas storage - Google Patents
Device and method for measuring ground surface settlement of underground salt cavern gas storage Download PDFInfo
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- CN102721407B CN102721407B CN201210232973.9A CN201210232973A CN102721407B CN 102721407 B CN102721407 B CN 102721407B CN 201210232973 A CN201210232973 A CN 201210232973A CN 102721407 B CN102721407 B CN 102721407B
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Abstract
The invention belongs to the field of oil-gas resource exploitation and particularly relates to a device and a method for measuring ground surface settlement of an underground salt cavern gas storage. The measuring device comprises a liquid containing barrel, a liquid containing barrel support, a measuring barrel, a measuring barrel support and a hose. A connector protrudes out of the bottom of the liquid containing barrel, and a connector protrudes out of the bottom of the measuring barrel. The measuring device is characterized in that the liquid containing barrel is supported by the liquid containing barrel support, the measuring barrel is supported by the measuring barrel support, a liquid level indicator is arranged on the liquid containing barrel and used for indicating change of the liquid level of the liquid containing barrel, scales are arranged on the measuring barrel and used for indicating change of the liquid level of the measuring barrel, and the connector protruding out of the bottom of the liquid containing barrel is communicated with the connector protruding out of the bottom of the measuring barrel. In the implementation process, the measuring method comprises the steps of installing the liquid containing barrel and the measuring barrel, injecting liquid into the barrels, adjusting the levelness of the liquid level and measuring settling volume. The device and the method are simple in structure, low in construction cost and high in reliability, facilitates popularization and use in a field and are also suitable for measurement of the ground surface settling volume of a depleted oil-gas reservoir type gas storage, a water-layer-containing gas storage, an abandoned mine cavern gas storage and the like.
Description
Technical field
The invention belongs to petrol resources exploitation field, particularly, relate to a kind of gas storage cavern ground settlement measurement mechanism and measuring method.
Background technology
Because rock salt has typical creep properties, make salt hole air reserved storeroom volume built in world wide along with increasing working time and constantly reducing.The minimizing of salt hole air reserved storeroom volume has reduced salt hole air reserved storeroom peak modulation capacity on the one hand, will cause on the other hand salt hole air reserved storeroom ground settlement, even occurs subsiding, and becomes and affects one of key factor of salt hole air reserved storeroom safety.Present stage mainly contains the method for earth's surface settlement measurement amount: ground settlement moonscope method, static liquid bit-type ground settlement mensuration.Find that by analyzing with on-the-spot use above method mainly exists following shortcoming:
(1), ground settlement moonscope method.Although the method measuring accuracy is better, automatization level is high, whole system is comparatively huge, spends highlyer, measures and does not possess significant advantage among a small circle for salt hole air reserved storeroom ground settlement is this.
(2), static liquid bit-type ground settlement mensuration.The method, in design operation process, in order to verify its stability by translocation, is at least buried three reference points underground a region planted agent, lays the vertical control network of one to two grade from reference point.Chopped-off head net is observed with precision level, and the measurement of the level of low one-level for secondary net, all observes by some cycles, and tries to achieve the elevation of each observation station by rigorous adjustment methods.Therefore, make in this system that member is more, complicated operation, the economy that the small size ground settlement causing for salt hole air reserved storeroom is measured is poor.
In sum, all there is the place that can improve in above two kinds of methods, could better meet needs of production in salt hole air reserved storeroom ground settlement measurement amount.
Summary of the invention
The defect existing for overcoming prior art, the object of the present invention is to provide a kind of gas storage cavern ground settlement measuring device and measuring method, to solve the difficult problem existing in salt hole air reserved storeroom ground settlement measurement amount.
Technical scheme of the present invention is as follows:
Gas storage cavern ground settlement measurement mechanism, comprising: knapsack, knapsack support, measuring cylinder, measuring cylinder support, flexible pipe; Protrusion interface is arranged at knapsack bottom, and protrusion interface is arranged at measuring cylinder bottom, it is characterized in that: measuring cylinder has 1 at least; Knapsack is by knapsack stent support, and measuring cylinder is by measuring cylinder stent support; On knapsack, there is fluid level gauge, be used to indicate and contain cylinder level change; In measuring cylinder, there is scale, be used to indicate measuring cylinder level change; The protrusion interface of the protrusion interface of knapsack bottom and measuring cylinder bottom is by soft pipe connection.
Preferably, knapsack bottom is protruded on interface flowrate control valve is installed, and top is provided with top cover, on the inner liquid level of knapsack, sealing float is installed.
Preferably, knapsack is the container that metal or herd polyvinyl chloride material are made, and knapsack diameter is 10～20 times of measuring cylinder diameters, is highly 1.5～2m; Top cover is double-decker, with air hole; Fluid level gauge is that transparent material is made, and with the scale of instruction liquid level height change, minimum measurement accuracy is 0.1cm.
Preferably, measuring cylinder bottom is protruded on interface flowrate control valve is installed, and top is provided with top cover, on the inner liquid level of measuring cylinder, sealing float is installed.
Preferably, measuring cylinder is the container that transparent polyvinyl chloride material is made, and minimum measurement accuracy is 0.1cm; Measuring cylinder overall diameter is 10cm, is highly 1.5～2m; Top cover is double-decker, with air hole.
Preferably, knapsack support and measuring cylinder support all have four legs, are uniformly distributed; Every leg all has independent telescope, can regulate leg progress row by the bolt on leg; Rack leg bottom is cone-shaped, can insert 20cm under earth's surface.
Preferably, on knapsack support, having round tray is that metal is made, and pallet diameter is that 1.2 times of knapsack diameters, thickness are 1cm, it is the circular hole that runs through of 5cm that pallet center position has diameter, in pallet height direction, have railing, railing is connected with tray edge, and rail height is 50cm; On measuring cylinder support, having round tray is that metal is made, pallet diameter is that 1.2 times of measuring cylinder diameters, thickness are 1cm, it is the circular hole that runs through of 5cm that pallet center position has diameter, in pallet height direction, there is railing, railing is connected with tray edge, rail height is 50cm, and there is rubber support railing inner side, for fixation measuring cylinder.
Gas storage cavern ground settlement measuring method, is characterized in that comprising following steps:
(1), according to settlement measurement district size and position, determine knapsack position, measuring cylinder position and measuring cylinder quantity; Mounting bracket according to landform adjusting pole height, is placed on knapsack, measuring cylinder respectively on support and fixes; Knapsack, measuring cylinder bottom are protruded interface by pallet circular hole, and are closed flow control valve; Adopt flexible pipe that knapsack and each measuring cylinder are coupled together;
(2), open knapsack top cover and inject the liquid that contains coloring agent, sealing float is installed on liquid level, cover knapsack top cover; Open successively the flow control valve of knapsack and the flow control valve of measuring cylinder, making has a certain amount of liquid in each measuring cylinder, guarantees that the sealing float in measuring cylinder is positioned on liquid level;
(3), etc. after liquid level stabilizing, regulate support height that the liquid level in liquid level and knapsack in each measuring cylinder is consistent by the bolt on adjusting pole leg; Leave standstill and after 2 hours, carry out again support height adjustment, make liquid level and ground level level;
(4), leave standstill and after 2 hours, record liquid level initial value in knapsack and each measuring cylinder; Monitoring level change, and record level change data.
Preferably, the liquid of injection knapsack contains redness, pink or blue coloring agent.
Preferably, the initial liquid level of knapsack, measuring cylinder is maximum scale 30%～40%; The initial liquid level error of the initial liquid level of measuring cylinder and knapsack is less than 10%; In test process, support and container and ground level keep level.
The present invention is applicable to the gas storage ground settlement measurement amount such as salt hole air reserved storeroom, depleted reservoir, Aquifer, hole, discarded ore deposit type, is also applicable to the measurements such as the ground settlement that causes in oil-gas mining simultaneously; This proving installation simple structure, cheap, reliability is high; Concrete implementation step is succinct, be easy to execute-in-place, workman's technical merit is required low, is conducive to on-the-spotly promote and use.
Brief description of the drawings
Fig. 1 is gas storage cavern ground settlement measurement mechanism schematic diagram;
Fig. 2 is knapsack structural representation;
Fig. 3 is measuring cylinder structural representation;
Fig. 4 is knapsack support schematic diagram;
Fig. 5 is measuring cylinder support schematic diagram;
In figure: 1, knapsack, 2, sealing float, 3, knapsack support, 4, railing, 5, pallet, 6, rack leg, 7, bolt, 8, flow control valve, 9, protrude interface, 10, flexible pipe, 11, top cover, 12, air hole, 13, fluid level gauge, 14, liquid, 20, the first measuring cylinder, 21, measuring cylinder support, 22, rubber support, 23, the second measuring cylinder, 24, the 3rd measuring cylinder.
Embodiment
China's salt hole air reserved storeroom is making in the process of chamber, and sedimentation has appearred in earth's surface, has formed small lake not of uniform size at diverse location place, and negative area scope is approximately the 300m border circular areas that earth's surface, Yi Yanxue center is the center of circle, and border circular areas is not subject to settlement influence outward substantially.Monitor for the ground settlement amount to this settling zone, selected altogether three measurement points.
As shown in Figure 1, gas storage cavern ground settlement measurement mechanism, comprising: knapsack 1, knapsack support 3, the first measuring cylinder 20, the second measuring cylinder 23, the 3rd measuring cylinder 24, measuring cylinder support 21, flexible pipe 10; The interface 9 of protrusion is arranged at knapsack bottom, and the interface 10 of protrusion is arranged at measuring cylinder bottom.Knapsack is placed on knapsack support, has fluid level gauge 13 on knapsack, is used to indicate and contains cylinder level change; The protrusion interface of the protrusion interface of knapsack bottom and the first measuring cylinder, the second measuring cylinder, the 3rd measuring cylinder bottom is by soft pipe connection.
As shown in Figure 2, knapsack is the hydrostatic column that stainless steel is made, and container wall thickness is 3.5mm, can ensure that knapsack does not deform in whole measurement engineering; Knapsack diameter is 1.5m, highly for 2m.Top cover is that herd polyvinyl chloride material is made, double-decker, has air hole 12 in understructure, for keeping knapsack internal pressure identical with atmospheric pressure; Fluid level gauge is that transparent polyvinyl chloride material is made, and with the scale of instruction liquid level height change, scale is 0 and 1.8m from top to bottom, and minimum measurement accuracy is 0.1cm.
Knapsack bottom is protruded on interface flowrate control valve 8 is installed; Protrusion interface length is 5cm, and external diameter is 2cm, internal diameter 1.4cm, for metal is made; Top is provided with top cover 11, on the inner liquid level of knapsack, sealing float 2 is installed.Sealing float is that silica gel foam is made, and is mainly used in separating liquid level and air, prevents from evaporating, and sealing float is circular, and diameter is that 1.49m, thickness are 5cm, can move freely along with liquid surface lifting; In knapsack, liquid 14 is clear water, with red staining agent, to facilitate reading.Flowrate control valve is used for controlling knapsack inner fluid and flows out; The sealing float on the inner liquid level of knapsack top is used for preventing liquid evaporation in knapsack, reduces measuring error.
As shown in Figure 3, measuring cylinder is the hydrostatic column that transparent organic glass is made, and cylinder height is that 2.0m, diameter are 10cm, and altitude scale is labeled as 0 and 1.8m from top to bottom, and minimum measurement accuracy is 0.1cm.
Protrusion interface is arranged at measuring cylinder bottom, and protruding interface external diameter is that 2cm, internal diameter are that 1.4cm, length are 3.5cm, protrudes on interface flow control valve is installed.Measuring cylinder top is provided with top cover, prevents that measuring process moderate rain water from flowing into.Above the inner liquid level of measuring cylinder, sealing float is installed, sealing float is that silica gel foam is made, and is mainly used in separating liquid level and air, prevents from evaporating, and sealing float is circular, and diameter is that 9.9cm, thickness are 2cm, can move freely along with liquid surface lifting.
As shown in Figure 4, knapsack support 3 comprises: railing 4, pallet 5, support move back 6, bolt 7.Knapsack support height is 0.8m, and rack leg bottom is coniform, can insert ground 20cm; Support has four legs, is uniformly distributed; Every leg all has independent telescope, and by adjusting bolt on every leg, to adjust leg long, makes pallet and ground level level; The round tray that knapsack support top is 1.8m with a diameter, pallet is that aluminium alloy is made, thickness is 2cm, have in the middle of pallet diameter be 5cm run through the protrusion interface of circular hole for placing container; In pallet height direction, have railing, railing is connected with tray edge, and rail height is 50cm, and it is that 4mm reinforcing bar is made that railing adopts diameter, to prevent container landing.
As shown in Figure 5, measuring cylinder support 21 comprises: railing 4, rubber support 22, pallet 5, support move back 6, bolt 7.Measuring cylinder frame height is 0.8m, and rack leg bottom is coniform, can insert ground 20cm; Support has four legs, is uniformly distributed; Every leg all has independent telescope, and by adjusting bolt on every leg, to adjust leg long, makes pallet and ground level level; The round tray that measuring cylinder support top is 12cm with a diameter, pallet is that aluminium alloy is made, thickness is 2cm, have in the middle of pallet diameter be 5cm run through the protrusion interface of circular hole for placing container; In pallet height direction, have railing, railing is connected with tray edge, and rail height is 50cm, and it is that 4mm reinforcing bar is made that railing adopts diameter, to prevent container landing.The support inner side of measuring cylinder support is used for fixation measuring cylinder with 4 rubber supports.
Gas storage cavern ground settlement measuring method implementation process shown in Fig. 1 is as follows:
(1), according to this salt hole air reserved storeroom negative area area, knapsack is placed on apart from ground settlement central point 400m position, salt cave, Shou Yan cave, this position ground settlement amount impact is less, substantially can think unaffected; Place knapsack support, the length of adjusting pole leg, makes pallet and ground level level; Knapsack is placed on support; Interface is protruded by the circular hole that runs through of round tray bottom in knapsack bottom, closes flow control valve, on protrusion interface, the flexible pipe of pvc material is installed, and is ensured the reliability that flexible pipe connects; The first measuring cylinder installation site is selected in apart from 300m position, ground settlement center, salt cave; Place the first measuring cylinder support, the length of adjusting pole leg, makes pallet and ground level level; The first measuring cylinder is placed on support; Interface is protruded by the circular hole that runs through of round tray bottom in the first measuring cylinder bottom, closes flow control valve, on protrusion interface, the flexible pipe of pvc material is installed, and is ensured the reliability that flexible pipe connects; In like manner, installing second and the 3rd measuring cylinder apart from ground settlement center, He Yan cave, 100m position, ground settlement center, salt cave successively; Adopt the flexible pipe of pvc material that knapsack and each measuring cylinder are coupled together;
(2), open knapsack top cover and inject with the water of red staining agent to fluid level gauge 0.8m position, cover top cover; Open successively the flow control valve of knapsack, first, second, third measuring cylinder bottom;
(3), leave standstill after 12 hours, regulate rack leg length to make each measuring cylinder liquid level and knapsack liquid level error in 10% by adjusting bolt on knapsack and measuring cylinder support, and ensure liquid level and ground level level;
(4), after liquid level degree regulated, leave standstill 2 hours, record liquid level initial value in knapsack and each measuring cylinder; According to level change data of each week record of engineering experience, 55 week of record.
Record result and show that in knapsack and three measuring cylinders, liquid level initial value is respectively: 0.786m, 0.784m, 0.782m, 0.788m, the initial liquid level error of knapsack and three measuring cylinders is all in 10%.After 55 weeks, in main knapsack and three sub-measuring cylinders, liquid level is respectively: 0.785m, 0.793m, 0.799m, 0.818m, can calculate: knapsack liquid level reduction value is 1mm first, second, third measuring cylinder liquid level raise respectively 9mm, 17mm and 30mm.By knapsack liquid level reduction value is summed up with the lift-off value of first, second, third measuring cylinder liquid level respectively, the first, second, third measurement point ground settlement amount that can obtain is respectively: 10mm, 18mm, 31mm.
The present invention is applicable to the gas storage ground settlement measurement amount such as salt hole air reserved storeroom, depleted reservoir, Aquifer, hole, discarded ore deposit type, is also applicable to the measurements such as the ground settlement that causes in oil-gas mining simultaneously.
Claims (2)
1. gas storage cavern ground settlement measurement mechanism, comprising: knapsack, knapsack support, measuring cylinder, measuring cylinder support, flexible pipe; Protrusion interface is arranged at knapsack bottom, and protrusion interface is arranged at measuring cylinder bottom, it is characterized in that: measuring cylinder has 1 at least; Knapsack is by knapsack stent support, and measuring cylinder is by measuring cylinder stent support; On knapsack, there is fluid level gauge, be used to indicate knapsack level change; In measuring cylinder, there is scale, be used to indicate measuring cylinder level change; The protrusion interface of the protrusion interface of knapsack bottom and measuring cylinder bottom is by soft pipe connection; Knapsack bottom is protruded on interface flowrate control valve is installed, and top is provided with top cover, on the inner liquid level of knapsack, sealing float is installed; Knapsack is the container that metal or herd polyvinyl chloride material are made, and knapsack diameter is 10～20 times of measuring cylinder diameters, is highly 1.5～2m; Top cover is double-decker, with air hole; Fluid level gauge is that transparent material is made, and with the scale of instruction liquid level height change, minimum measurement accuracy is 0.1cm; Measuring cylinder bottom is protruded on interface flowrate control valve is installed, and top is provided with top cover, on the inner liquid level of measuring cylinder, sealing float is installed; Measuring cylinder is the container that transparent polyvinyl chloride material is made, and minimum measurement accuracy is 0.1cm; Measuring cylinder overall diameter is 10cm, is highly 1.5～2m; Top cover is double-decker, with air hole; Knapsack support and measuring cylinder support all have four legs, are uniformly distributed; Every leg all has independent telescope, can regulate leg progress row by the bolt on leg; Rack leg bottom is cone-shaped, can insert 20cm under earth's surface; On knapsack support, having round tray is that metal is made, pallet diameter is that 1.2 times of knapsack diameters, thickness are 1cm, and it is the circular hole that runs through of 5cm that pallet center position has diameter, in pallet height direction, has railing, railing is connected with tray edge, and rail height is 50cm; On measuring cylinder support, having round tray is that metal is made, pallet diameter is that 1.2 times of measuring cylinder diameters, thickness are 1cm, it is the circular hole that runs through of 5cm that pallet center position has diameter, in pallet height direction, there is railing, railing is connected with tray edge, rail height is 50cm, and there is rubber support railing inner side, for fixation measuring cylinder.
2. gas storage cavern ground settlement measuring method, adopts measurement mechanism claimed in claim 1, it is characterized in that comprising following steps:
(1), according to settlement measurement district size and position, determine knapsack position, measuring cylinder position and measuring cylinder quantity; Mounting bracket according to landform adjusting pole height, is placed on knapsack, measuring cylinder respectively on support and fixes; Knapsack, measuring cylinder bottom are protruded interface by pallet circular hole, and are closed flow control valve; Adopt flexible pipe that knapsack and each measuring cylinder are coupled together;
(2), open knapsack top cover and inject the liquid that contains coloring agent, sealing float is installed on liquid level, cover knapsack top cover; Open successively the flow control valve of knapsack and the flow control valve of measuring cylinder, making has a certain amount of liquid in each measuring cylinder, guarantees that the sealing float in measuring cylinder is positioned on liquid level;
(3), etc. after liquid level stabilizing, regulate support height that the liquid level in liquid level and knapsack in each measuring cylinder is consistent by the bolt on adjusting pole leg; Leave standstill and after 2 hours, carry out again support height adjustment, make liquid level and ground level level;
(4), leave standstill and after 2 hours, record liquid level initial value in knapsack and each measuring cylinder; Monitoring level change, and record level change data;
The liquid that injects knapsack contains redness, pink or blue coloring agent; The initial liquid level of knapsack, measuring cylinder is maximum scale 30%～40%; The initial liquid level error of the initial liquid level of measuring cylinder and knapsack is less than 10%; In test process, support and container and ground level keep level.
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| CN201210232973.9A CN102721407B (en) | 2012-07-06 | 2012-07-06 | Device and method for measuring ground surface settlement of underground salt cavern gas storage |
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| CN201210232973.9A CN102721407B (en) | 2012-07-06 | 2012-07-06 | Device and method for measuring ground surface settlement of underground salt cavern gas storage |
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| CN102721407A CN102721407A (en) | 2012-10-10 |
| CN102721407B true CN102721407B (en) | 2014-08-06 |
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Families Citing this family (8)
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| CN104215218A (en) * | 2013-06-04 | 2014-12-17 | 熊清远 | Method and device for remotely monitoring and alarming multipoint settlement |
| CN104240153A (en) * | 2014-09-19 | 2014-12-24 | 中国石油天然气股份有限公司 | Site selection assessment method for water-bearing stratum underground gas storage |
| CN104596477A (en) * | 2015-02-06 | 2015-05-06 | 国家电网公司 | Transformer substation foundation settlement monitoring method |
| WO2017031615A1 (en) * | 2015-08-24 | 2017-03-02 | 深圳朝伟达科技有限公司 | Method of constructing ground subsidence prediction model of two-cavity salt cavern reservoir |
| CN110617797A (en) * | 2019-10-31 | 2019-12-27 | 广州万构建筑工程设计有限公司 | Based on large tracts of land soft soil foundation settlement observation device |
| CN114136276B (en) * | 2021-11-29 | 2022-08-30 | 厦门大学 | Portable earth surface elevation measuring device and measuring method |
| CN114264282A (en) * | 2021-12-27 | 2022-04-01 | 江苏劲驰电力工程有限公司 | Power grid construction settlement monitoring device suitable for multi-texture soil |
| CN115950396B (en) * | 2023-03-15 | 2023-06-09 | 山西金宝岛基础工程有限公司 | Integrated surface and underground settlement monitoring device and method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4098041B2 (en) * | 2002-09-09 | 2008-06-11 | 日本ヴィクトリック株式会社 | Structure relative position detector |
| CN201173775Y (en) * | 2008-03-10 | 2008-12-31 | 华太建设集团有限公司 | Double bladder type leveling instrument |
| CN201378053Y (en) * | 2009-04-13 | 2010-01-06 | 杨豪 | Static force level gauge |
| CN201876258U (en) * | 2010-12-03 | 2011-06-22 | 西安科技大学 | Building differential settlement measuring device |
| CN202002643U (en) * | 2011-03-16 | 2011-10-05 | 中国新兴保信建设总公司 | Ultrasonic surface-subsidence measurement device |
| CN102269578A (en) * | 2010-06-01 | 2011-12-07 | 青建集团股份公司 | Device for measuring vertical deformation of spatial structure |
| CN102288157A (en) * | 2011-08-02 | 2011-12-21 | 上海同禾土木工程科技有限公司 | Method for monitoring deep settlement of foundation |
| CN102494670A (en) * | 2011-12-07 | 2012-06-13 | 上海同禾土木工程科技有限公司 | Method for monitoring foundation settlement by using static water level gauge and static water level gauges used in method |
-
2012
- 2012-07-06 CN CN201210232973.9A patent/CN102721407B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4098041B2 (en) * | 2002-09-09 | 2008-06-11 | 日本ヴィクトリック株式会社 | Structure relative position detector |
| CN201173775Y (en) * | 2008-03-10 | 2008-12-31 | 华太建设集团有限公司 | Double bladder type leveling instrument |
| CN201378053Y (en) * | 2009-04-13 | 2010-01-06 | 杨豪 | Static force level gauge |
| CN102269578A (en) * | 2010-06-01 | 2011-12-07 | 青建集团股份公司 | Device for measuring vertical deformation of spatial structure |
| CN201876258U (en) * | 2010-12-03 | 2011-06-22 | 西安科技大学 | Building differential settlement measuring device |
| CN202002643U (en) * | 2011-03-16 | 2011-10-05 | 中国新兴保信建设总公司 | Ultrasonic surface-subsidence measurement device |
| CN102288157A (en) * | 2011-08-02 | 2011-12-21 | 上海同禾土木工程科技有限公司 | Method for monitoring deep settlement of foundation |
| CN102494670A (en) * | 2011-12-07 | 2012-06-13 | 上海同禾土木工程科技有限公司 | Method for monitoring foundation settlement by using static water level gauge and static water level gauges used in method |
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Inventor after: Yan Xiangzhen Inventor after: Li Jianzhong Inventor after: Yan Yifei Inventor after: Yang Xiujuan Inventor after: Wang Tongtao Inventor after: Yu Benfu Inventor after: Li Qi Inventor before: Yan Xiangzhen Inventor before: Wang Tongtao Inventor before: Yan Yifei Inventor before: Yang Xiujuan Inventor before: Jiang Tingting |
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