CN103235349A - Three-dimensional measuring method and measuring system for underground deformation - Google Patents

Three-dimensional measuring method and measuring system for underground deformation Download PDF

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Publication number
CN103235349A
CN103235349A CN 201310140231 CN201310140231A CN103235349A CN 103235349 A CN103235349 A CN 103235349A CN 201310140231 CN201310140231 CN 201310140231 CN 201310140231 A CN201310140231 A CN 201310140231A CN 103235349 A CN103235349 A CN 103235349A
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underground
integrated sensor
circuit
measurement
measuring
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CN103235349B (en
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李青
李雄
童仁园
申屠南瑛
王燕杰
施阁
谢扬名
姜国庆
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China Jiliang University
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Abstract

The invention discloses a three-dimensional measuring method and measuring system for underground deformation. The measuring system comprises an in-site measurement instrument and a remote measurement instrument, which are communicated with each other through wireless sensing communication; the in-site measurement instrument consists of an underground deformation integrated sensor string and an underground deformation measurement centralized processing device; the remote measurement instrument consists of a remote receiving device and a PC (personal computer) upper computer; and one end of the remote receiving device is connected with an antenna, and the other end of the remote receiving device is connected with the PC upper computer. The three-dimensional measuring method and the measuring system can realize the three-dimensional measurement of deformations caused by various below-surface reasons and realize the continuous three-dimensional measurement of the underground deformation, which can not be realized by other existing methods; thus the measuring system can possibly become an instrument used for observing the deformation situation of crust deep parts during plate jamming and provide observation data for the mechanism study of the occurrence of earthquake; and measuring instruments for the observation of geological environments in the research of craton destruction and shale gas development are also realized.

Description

A kind of method for three-dimensional measurement of underground deflection and measuring system
Technical field
The present invention relates to a kind of underground deformation measurement method and device, especially relate to a kind of method for three-dimensional measurement and measuring system of underground deflection.
Background technology
Observation, research the earth plate deformation, movement are the significant process of analyzing earth movement and earthquake relation, the fact shows that earth movement and earthquake have necessary relation, stress accumulation is indispensable process in the breeding of earthquake with release, one of important method of research earthquake preparation process is by crust deformation measurement, and research is bred relevant earth movement and deformation process with shaking doughtily.Therefore this observation to the earth plate deformation, research help the human characteristics of motion of understanding the earth's crust, observe the three dimensional change of below ground, for the research in fields such as earthquake science, Geological Engineering and Mineral Engineering provides scientific instrument, for the mankind epistemically the Changing Pattern of ball depths the scientific observation instrument is provided.
Existing measurement means to underground deep deformation mainly contains three kinds: deviational survey pipe deviational survey technology, fiber distribution strain measurement technique (Brillouin Opticat Time Domain Reflectometry) (being called for short BOTDR), the time domain reflection measurement technology of concentric cable (Time Domain Reflectometry) (being called for short the TDR technology).The deviational survey technology can only be measured the deviational survey pipe and make the curving situation of time spent at the soil body, can not implement continuous monitoring automatically,, and need the artificial deviational survey measuring instrument of placing could realize measurement to the pitch angle, error is very big.The BOTDR technology is can only the small strain of measuring optical fiber, and optical fiber will rupture during large deformation, and this measurement can not be differentiated deformation direction.The TDR technology of concentric cable can only be used for the geologic hazard monitoring of minority shear slide landforms, and deflection is less (large deformation also will be broken) also.These three kinds of methods all can not realize the three-dimensional measurement of deflection, the amount of distortion can not satisfy soft rock or the Quaternary period tectal deformation measurement.
Summary of the invention
The object of the present invention is to provide a kind of method for three-dimensional measurement and measuring system of underground deflection, can realize the three-dimensional measurement of deflection, the amount of distortion can satisfy soft rock or the Quaternary period tectal deformation measurement.
The technical solution used in the present invention is:
One, a kind of method for three-dimensional measurement of underground deflection:
A plurality of column type integrated sensor unit serial connections are formed the sensor string, it uses undesirable mutual electromagnetic inductance, spiral ribbon feeder TDR effect or inductive effect, the gravity deviational survey, the multiple Physical Mechanism of magnetoresistance, measure two mutual voltage Uout between the column type integrated sensor unit, spiral ribbon feeder amount of tension L, tiltangle, the magnetic azinuth that tilts, pass through Uout, L, θ and horizontal distortion amount X, the foundation of the relational model of vertical deformation amount Y, and measure combination with the ground GPS volume coordinate, realize successively that from top to bottom the column type integrated sensor unit is by to measuring and the unified corresponding underground distortion three-dimensional coordinate of volume coordinate, and the in-site measurement result will send to the PC in a distant place by GPRS or GSM, on PC, can depict ground in the measured zone to the soil layer motion change situation in underground deep and concrete coordinate figure, realize from ground the three-dimensional measurement of the ground body deformability in underground deep.
The measuring method of described spiral ribbon feeder amount of tension L has two kinds, and a kind of TDR effect that is based on is a kind ofly measured based on inductance value; The TDR measuring method is the matched impedance of a termination at the spiral ribbon feeder, the other end adds a burst pulse voltage, because the characteristic impedance of spiral ribbon feeder can change before and after stretching, analyze the variation of the reflected voltage waveform of spiral parallel transmission line drawing front and back, can draw the size of amount of tension Δ L, add original length L 0, can draw L=L0+ Δ L; The inductance value measuring method is to use a terminal shortcircuit of spiral ribbon feeder, measure spiral ribbon feeder inductance value at the other end, can draw not same spiral ribbon feeder and be stretched as inductance value or the induction reactance of the correspondence of different length through demarcating, thereby to draw distance L between the upper surface central point of the lower surface central point of top integrated sensor unit and bottom integrated sensor unit.
The measuring method of the magnetic azinuth of described tiltangle, inclination, the overlapping installation of east north coordinate with the xy coordinate of the deviational survey MEMS integrated circuit in the integrated sensor unit and magnetic survey integrated circuit, then when the residing geologic media of integrated sensor string has distortion, must be integrated sensor unit to be arranged to the direction run-off the straight of distortion, the position angle that then can draw the vergence direction of this integrated sensor.
Two, a kind of three-dimension measuring system of underground deflection:
The present invention includes in-site measurement instrument and distant place surveying instrument, both connect by the wireless sensing communication; Wherein:
1) the in-site measurement instrument is made up for the treatment of apparatus in underground deflection integrated sensor string and the underground deformation measurement quantity set; Underground deflection integrated sensor string is formed by 1 ~ m the identical column type integrated sensor unit serial connection of structure, the uniform thickness rigid insulation material that is encased inside between each unit, the central point up and down that connects the column type integrated unit with the elastic helix ribbon feeder, whole column type integrated sensor string is encapsulated in the soft deflation sleeve pipe, carry out communication and control by 485 buses between each column type integrated sensor unit, an end for the treatment of apparatus is connected with m column type integrated sensor unit by 485 buses in the underground deformation measurement quantity set, and the other end for the treatment of apparatus is connected with antenna in the underground deformation measurement quantity set;
2) distant place surveying instrument is made up of long-range receiving trap, PC host computer; One end of long-range receiving trap is connected with antenna, and the other end of long-range receiving trap is connected with the PC host computer.
Described column type integrated sensor unit: comprise coil, survey long elastic helix ribbon feeder, MEMS deviational survey integrated circuit, magnetic survey integrated circuit, sinusoidal voltage generation circuit, sinusoidal voltage metering circuit, spiral parallel lines TDR effect or inductance measurement circuit, 485 bus driving circuits, an A/D change-over circuit, the 2nd A/D change-over circuit, MCU circuit; The input end of spiral parallel lines TDR effect or inductance measurement circuit connects the spiral ribbon feeder, and output terminal connects an A/D change-over circuit; Output terminal with an A/D change-over circuit is connected to the MCU fixed port again, and sinusoidal voltage generation circuit and sinusoidal voltage metering circuit an end separately are connected to coil by electronic analog swtich, and wherein electronic analog swtich is controlled by MCU; The sinusoidal voltage generation circuit other end is connected to MCU by sinusoidal voltage generation control line, and the other end of sinusoidal voltage metering circuit connects the 2nd A/D change-over circuit, and the 2nd A/D change-over circuit other end is connected to MCU; MEMS deviational survey integrated circuit and magnetic survey integrated circuit are connected to MCU; The two ends of 485 bus driving circuits connect 485 buses and MCU respectively; After underground deformation measurement centralized processor sends instruction by 485 buses, corresponding a pair of column type integrated sensor unit meets with a response, the MCU of sensor internal will measure the coil mutual voltage value Uout between the column type integrated sensor unit, the axis angle between the two sensors unit θ, the center relative distance L between the two sensors unit and the magnetic azimuth value of integrated sensor.
Described underground deformation measurement centralized processor: comprise MCU circuit, 485 bus driving circuits, GPS measurement module and telecommunication module; The MCU circuit is connected respectively at telecommunication module, 485 bus driving circuits and GPS measurement module, sends steering order by 485 buses to underground deflection integrated sensor string, sends the metrical information of underground distortion to PC by the telecommunication module.
The beneficial effect that the present invention has is:
The present invention can realize three-dimensional measurement to the distortion that a variety of causes below the face of land causes, and realizes the continuous three-dimensional measurement to underground deflection that present additive method can't be realized; Thereby might become a kind of instrument of observing the distortion situation of crust deep part when plate pushes, the mechanism research that takes place for earthquake provides observation data; Can be also that the research kraton destroys, the geologic media observation of shale gas exploitation etc. provides surveying instrument.
Description of drawings
Fig. 1 is that the three-dimension measuring system of underground deflection constitutes synoptic diagram.
Fig. 2 is column type integrated sensor unit composition diagram.
Fig. 3 is treating apparatus composition diagram in the underground deformation measurement quantity set.
Fig. 4 measures two adjacent column type integrated sensor units of underground distortion at the underground figure of deforming.
Fig. 5 is elastic helix ribbon feeder structural drawing.
Fig. 6 is the relational model surface chart between three variablees of Uout, L and X.
Among the figure: 1,2, (m-2), (m-1), m, column type integrated sensor unit, 3,485 buses, 4, underground deformation measurement centralized processor, 5, antenna, 6, long-range receiving trap, 7, host computer, 8, the face of land, 9, soft deflation sleeve pipe, 10, hard formation, 11,11', 11 " be elastic insulating material, 12, the helically coiling line; 13, the helically coiling line, 14, the Internet net.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
The present invention is that undesirable mutual electromagnetic inductance is used in integrated application, spiral ribbon feeder TDR effect or inductive effect, the gravity deviational survey, multiple Physical Mechanism such as magnetoresistance, a kind of integrated sensor unit of realizing collecting aforesaid several physical is proposed, by measuring two mutual voltage Uout between integrated sensor, spiral ribbon feeder amount of tension L, tiltangle, the magnetic azinuth that tilts, manager's demonstration is bright again draws Uout with experimental verification, L, θ and underground horizontal distortion X, the relational model of vertical deformation Y, obtaining X, on Y and the azimuthal basis of distortion, thereby unify mutually with the GPS volume coordinate that records, realize the three-dimensional measurement of underground distortion.
As shown in Figure 1, the present invention includes in-site measurement instrument and distant place surveying instrument, both connect by the wireless sensing communication; Wherein:
1) the in-site measurement instrument is made up for the treatment of apparatus in underground deflection integrated sensor string and the underground deformation measurement quantity set; Underground deflection integrated sensor string is formed by 1 ~ m the identical column type integrated sensor unit serial connection of structure, the uniform thickness rigid insulation material that is encased inside between each unit, the central point up and down that connects the column type integrated unit with the elastic helix ribbon feeder, whole column type integrated sensor string is encapsulated in the soft deflation sleeve pipe, carry out communication and control by 485 buses between each column type integrated sensor unit, an end for the treatment of apparatus is connected with m column type integrated sensor unit by 485 buses in the underground deformation measurement quantity set, and the other end for the treatment of apparatus is connected with antenna in the underground deformation measurement quantity set;
2) distant place surveying instrument is made up of long-range receiving trap, PC host computer; One end of long-range receiving trap is connected with antenna, and the other end of long-range receiving trap is connected with the PC host computer.
As shown in Figure 2, circuit described column type integrated sensor unit: comprise coil, survey long elastic helix ribbon feeder, MEMS deviational survey integrated circuit, magnetic survey integrated circuit, sinusoidal voltage generation circuit, sinusoidal voltage metering circuit, spiral parallel lines TDR effect or inductance measurement circuit, 485 bus driving circuits, an A/D change-over circuit, the 2nd A/D change-over circuit, MCU(single-chip microcomputer);
The measuring method of L has two kinds, and a kind of TDR effect measurement that is based on is a kind ofly measured based on inductance value; Measure the structure of the spiral ribbon feeder of L and see Fig. 5,11 among the figure, 11', 11 " be elastic insulating material, the 12, the 13rd, the coil of two-layer parallel spiral coiling, thus constituted the spiral ribbon feeder.Be matched impedance of a termination at the spiral ribbon feeder based on TDR effect measurement method, the other end adds a burst pulse voltage, because the characteristic impedance of spiral ribbon feeder can change before and after stretching, analyze the variation of the reflected voltage waveform of spiral parallel transmission line drawing front and back, can draw the size of amount of tension Δ L, add original length L 0, can draw L=L0+ Δ L; Be to use a terminal shortcircuit of spiral ribbon feeder based on the inductance value measuring method, measure spiral ribbon feeder inductance value at the other end, can draw the inductance value (or induction reactance) that not same spiral ribbon feeder is stretched as the correspondence of different length through demarcating, thereby to draw the distance L between the upper surface central point of the lower surface central point of top integrated sensor unit and bottom integrated sensor unit.
As shown in Figure 2, the input end of spiral parallel lines TDR effect or inductance measurement circuit connects the spiral ribbon feeder, and output terminal connects an A/D change-over circuit; Output terminal with an A/D change-over circuit is connected to the MCU fixed port again, and sinusoidal voltage generation circuit and sinusoidal voltage metering circuit an end separately are connected to coil by electronic analog swtich, and wherein electronic analog swtich is controlled by MCU; The sinusoidal voltage generation circuit other end is connected to MCU by sinusoidal voltage generation control line, and the other end of sinusoidal voltage metering circuit connects the 2nd A/D change-over circuit, and the 2nd A/D change-over circuit other end is connected to MCU; MEMS deviational survey integrated circuit (as MMA6260Q or other models) and magnetic survey integrated circuit (as HMC5883 or other models) are connected to MCU; The two ends of 485 bus driving circuits connect 485 buses and MCU respectively;
These circuit are contained on the circular printed circuit board, especially must be with the east overlapping installation of north coordinate of the xy coordinate of deviational survey MEMS integrated circuit and magnetic survey integrated circuit (because when the residing geologic media of integrated sensor string has distortion, must be integrated sensor unit to be arranged to the direction run-off the straight of distortion, then can draw the magnetic azinuth of the deformation direction of this integrated sensor), the diameter of circular circuit board is consistent with internal coil diameter, and circular circuit board must radially with under the axial vertical state of coil placed in the online cylindrical space that encloses the centre.
After underground deformation measurement centralized processor sends instruction by 485 buses, corresponding a pair of column type integrated sensor unit meets with a response, the MCU of sensor internal will measure the coil mutual voltage value Uout between the column type integrated sensor unit, the axis angle between the two sensors unit θ, the center relative distance L between the two sensors unit and the magnetic azimuth value of integrated sensor.
As shown in Figure 3, described underground deformation measurement centralized processor: comprise MCU circuit, 485 bus driving circuits, GPS measurement module and telecommunication module; Be control center and the data coordinates conversion terminal of in-site measurement.The MCU circuit is connected respectively at telecommunication module, 485 bus driving circuits and GPS measurement module, sends steering order by 485 buses to underground deflection integrated sensor string, sends the metrical information of underground distortion to PC by the telecommunication module.
Distant place surveying instrument is made up of remote information receiving trap, PC host computer, software systems.Wherein software systems comprise communication program, human interface software, signal handler, graphics software, database software etc.; The registered some software copyrights of these software systems.Registered software copyright:
1, registration number: 2010SR014868, certificate number: soft work is stepped on word No. 0203141;
2, registration number: 2010SR014867, certificate number: soft work is stepped on word No. 0203140;
3, registration number: 2011SR003590, certificate number: soft work is stepped on word No. 0267264;
4, registration number: 2011SR003611, certificate number: soft work is stepped on word No. 0267285;
5, registration number: 2011SR003592, certificate number: soft work is stepped on word No. 0267266;
6, registration number: 2010SR067669, certificate number: soft work is stepped on word No. 0255942;
7, registration number: 2011SR067671, certificate number: soft work is stepped on word No. 0255944.
The measuring method of underground deflection of the present invention:
By treating apparatus in the underground deformation measurement quantity set, by 485 buses, to the integrated sensor of the 1-m in the integrated sensor string from the top down, two a pair of, send instruction successively, the mutual voltage of integrated sensor between in twos measured in requirement, the pitch angle, the amount of tension of spiral ribbon feeder, the magnetic azinuth that tilts, and be converted into integrated sensor in twos between the direction of horizontal distortion amount X and vertical deformation amount Y and distortion, be combined with the ground GPS space measurement again, realize the horizontal distortion amount X that will measure one by one from top to bottom successively, Y is converted into the underground deformation coordinate unified with volume coordinate.The measurement of a pair of integrated sensor between in twos is to send Uin voltage by the sinusoidal voltage generation circuit in the integrated sensor below relatively to be added on the coil, at this moment the coil of Shang Mian integrated sensor is just sensed a sinusoidal voltage (being mutual voltage) Uout, θ is relevant for mutual horizontal level X, vertical range Y, the integrated sensor axis angle of the size of sinusoidal voltage Uout and two integrated sensors, and the relationship description of X, Y, θ is seen Fig. 4.When the circuit of Shang Mian integrated sensor measures Uout relatively, also measured the pitch angle of integrated sensor, the magnetic azinuth of vergence direction, the elongation of spiral ribbon feeder, if the example that is illustrated as with Fig. 4, because following integrated sensor does not move, the pitch angle of integrated sensor namely equals the angle of two integrated sensor axis like this, bright and the experimental verification of manager's demonstration, set up under the state of different integrated sensor axis angle θ, mutual voltage Uout, horizontal level (two integrated sensor hub of a spool spacings) X, the relational model of the length of spiral ribbon feeder (distance between the lower surface central point of top integrated sensor unit and the upper surface central point of bottom integrated sensor unit) L
Fig. 6 is the relational model surface chart of θ when being respectively 0 ° (black), 25 ° (light gray), 70 ° (Dark grey), therefore, after measuring Uout, θ, L, can draw X, according to L2=X2+Y2, can calculate Y again, the magnetic azinuth of X, Y and inclination has been arranged, can converse with GPS and measure consistent volume coordinate, thereby draw the volume coordinate of underground distortion.
The surveying work process of underground deflection:
The measuring method of in-site measurement instrument part (treating apparatus is formed in the integrated sensor string that is made of 1 ~ m integrated sensor unit and the underground deformation measurement quantity set) the aforementioned underground deflection of utilization, with measure from ground to the deformation coordinate at each position of underground different depth, by the telecommunication module in the treating apparatus in the underground deformation measurement quantity set, with the mode of GPRS or GSM, send to the PC host computer in a distant place; Usually GPRS enters into Internet net 14 by wireless network, and the PC host computer in a distant place receives the on-the-spot data of sending by wired or wireless mode and Internet net UNICOM; And the GSM mode is on-the-spot form transmission with note, and the long-range receiving trap in a distant place receives with way of short messages.Distant place PC host computer is handled the data that receive, and preserve, a series of running software such as data form demonstration, curve demonstration, figure demonstration.

Claims (6)

1. the method for three-dimensional measurement of a underground deflection, it is characterized in that: a plurality of column type integrated sensor unit serial connections are formed the sensor string, it uses undesirable mutual electromagnetic inductance, spiral ribbon feeder TDR effect or inductive effect, the gravity deviational survey, the multiple Physical Mechanism of magnetoresistance, measure two mutual voltage Uout between the column type integrated sensor unit, spiral ribbon feeder amount of tension L, tiltangle, the magnetic azinuth that tilts, pass through Uout, L, θ and horizontal distortion amount X, the foundation of the relational model of vertical deformation amount Y, and measure combination with the ground GPS volume coordinate, realize successively that from top to bottom the column type integrated sensor unit is by to measuring and the unified corresponding underground distortion three-dimensional coordinate of volume coordinate, and the in-site measurement result will send to the PC in a distant place by GPRS or GSM, on PC, can depict ground in the measured zone to the soil layer motion change situation in underground deep and concrete coordinate figure, realize from ground the three-dimensional measurement of the ground body deformability in underground deep.
2. the method for three-dimensional measurement of a kind of underground deflection according to claim 1, it is characterized in that: the measuring method of described spiral ribbon feeder amount of tension L has two kinds, and a kind of TDR effect that is based on is a kind ofly measured based on inductance value; The TDR measuring method is the matched impedance of a termination at the spiral ribbon feeder, the other end adds a burst pulse voltage, because the characteristic impedance of spiral ribbon feeder can change before and after stretching, analyze the variation of the reflected voltage waveform of spiral parallel transmission line drawing front and back, can draw the size of amount of tension Δ L, add original length L 0, can draw L=L0+ Δ L; The inductance value measuring method is to use a terminal shortcircuit of spiral ribbon feeder, measure spiral ribbon feeder inductance value at the other end, can draw not same spiral ribbon feeder and be stretched as inductance value or the induction reactance of the correspondence of different length through demarcating, thereby to draw distance L between the upper surface central point of the lower surface central point of top integrated sensor unit and bottom integrated sensor unit.
3. the method for three-dimensional measurement of a kind of underground deflection according to claim 1, it is characterized in that: the measuring method of the magnetic azinuth of described tiltangle, inclination, the overlapping installation of east north coordinate with the xy coordinate of the deviational survey MEMS integrated circuit in the integrated sensor unit and magnetic survey integrated circuit, then when the residing geologic media of integrated sensor string has distortion, must be integrated sensor unit to be arranged to the direction run-off the straight of distortion, the position angle that then can draw the vergence direction of this integrated sensor.
4. be used for the three-dimension measuring system of a kind of underground deflection of the described method of claim 1, it is characterized in that: comprise in-site measurement instrument and distant place surveying instrument, both connect by the wireless sensing communication; Wherein:
1) the in-site measurement instrument is made up for the treatment of apparatus in underground deflection integrated sensor string and the underground deformation measurement quantity set; Underground deflection integrated sensor string is formed by 1 ~ m the identical column type integrated sensor unit serial connection of structure, the uniform thickness rigid insulation material that is encased inside between each unit, the central point up and down that connects the column type integrated unit with the elastic helix ribbon feeder, whole column type integrated sensor string is encapsulated in the soft deflation sleeve pipe, carry out communication and control by 485 buses between each column type integrated sensor unit, an end for the treatment of apparatus is connected with m column type integrated sensor unit by 485 buses in the underground deformation measurement quantity set, and the other end for the treatment of apparatus is connected with antenna in the underground deformation measurement quantity set;
2) distant place surveying instrument is made up of long-range receiving trap, PC host computer; One end of long-range receiving trap is connected with antenna, and the other end of long-range receiving trap is connected with the PC host computer.
5. the three-dimension measuring system of a kind of underground deflection according to claim 4, it is characterized in that described column type integrated sensor unit: comprise coil, survey long elastic helix ribbon feeder, MEMS deviational survey integrated circuit, magnetic survey integrated circuit, sinusoidal voltage generation circuit, sinusoidal voltage metering circuit, spiral parallel lines TDR effect or inductance measurement circuit, 485 bus driving circuits, an A/D change-over circuit, the 2nd A/D change-over circuit, MCU circuit; The input end of spiral parallel lines TDR effect or inductance measurement circuit connects the spiral ribbon feeder, and output terminal connects an A/D change-over circuit; Output terminal with an A/D change-over circuit is connected to the MCU fixed port again, and sinusoidal voltage generation circuit and sinusoidal voltage metering circuit an end separately are connected to coil by electronic analog swtich, and wherein electronic analog swtich is controlled by MCU; The sinusoidal voltage generation circuit other end is connected to MCU by sinusoidal voltage generation control line, and the other end of sinusoidal voltage metering circuit connects the 2nd A/D change-over circuit, and the 2nd A/D change-over circuit other end is connected to MCU; MEMS deviational survey integrated circuit and magnetic survey integrated circuit are connected to MCU; The two ends of 485 bus driving circuits connect 485 buses and MCU respectively; After underground deformation measurement centralized processor sends instruction by 485 buses, corresponding a pair of column type integrated sensor unit meets with a response, the MCU of sensor internal will measure the coil mutual voltage value Uout between the column type integrated sensor unit, the axis angle between the two sensors unit θ, the center relative distance L between the two sensors unit and the magnetic azimuth value of integrated sensor.
6. the three-dimension measuring system of a kind of underground deflection according to claim 4 is characterized in that, described underground deformation measurement centralized processor: comprise MCU circuit, 485 bus driving circuits, GPS measurement module and telecommunication module; The MCU circuit is connected respectively at telecommunication module, 485 bus driving circuits and GPS measurement module, sends steering order by 485 buses to underground deflection integrated sensor string, sends the metrical information of underground distortion to PC by the telecommunication module.
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104297795A (en) * 2014-11-06 2015-01-21 安徽理工大学 Aircraft black box detection experiment device and method based on impedance analysis
CN104316955A (en) * 2014-11-06 2015-01-28 安徽理工大学 Tectonic earthquake prediction experimental device and method based on impedance analysis
CN104359396A (en) * 2014-12-04 2015-02-18 中国地质调查局水文地质环境地质调查中心 Landslide deep inclination monitoring device and method
CN104833328A (en) * 2015-04-29 2015-08-12 深圳市北斗云信息技术有限公司 Flexible intelligent inclination measuring rope
CN105180795A (en) * 2015-10-09 2015-12-23 中国计量学院 Rock and soil mass deformation measurement method and instrument system based on deviation survey and Hall effect
CN109827519A (en) * 2019-03-14 2019-05-31 广东聚源管业实业有限公司 A kind of pipe deforming monitoring method and system
CN111765858A (en) * 2020-06-18 2020-10-13 中铁第四勘察设计院集团有限公司 Displacement measuring method, displacement measuring device, inclinometer and computer storage medium
CN112097633A (en) * 2020-09-08 2020-12-18 中国计量大学 Underground three-dimensional displacement measurement system and method based on double-mutual-inductance equivalent voltage

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104297795A (en) * 2014-11-06 2015-01-21 安徽理工大学 Aircraft black box detection experiment device and method based on impedance analysis
CN104316955A (en) * 2014-11-06 2015-01-28 安徽理工大学 Tectonic earthquake prediction experimental device and method based on impedance analysis
CN104297795B (en) * 2014-11-06 2016-09-14 安徽理工大学 A kind of aircraft black box based on impedance analysis detection experimental provision and method
CN104359396A (en) * 2014-12-04 2015-02-18 中国地质调查局水文地质环境地质调查中心 Landslide deep inclination monitoring device and method
CN104833328A (en) * 2015-04-29 2015-08-12 深圳市北斗云信息技术有限公司 Flexible intelligent inclination measuring rope
CN105180795A (en) * 2015-10-09 2015-12-23 中国计量学院 Rock and soil mass deformation measurement method and instrument system based on deviation survey and Hall effect
CN109827519A (en) * 2019-03-14 2019-05-31 广东聚源管业实业有限公司 A kind of pipe deforming monitoring method and system
CN109827519B (en) * 2019-03-14 2020-06-02 广东聚源管业实业有限公司 Pipeline deformation monitoring method
CN111765858A (en) * 2020-06-18 2020-10-13 中铁第四勘察设计院集团有限公司 Displacement measuring method, displacement measuring device, inclinometer and computer storage medium
CN112097633A (en) * 2020-09-08 2020-12-18 中国计量大学 Underground three-dimensional displacement measurement system and method based on double-mutual-inductance equivalent voltage

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