EP3710676A1 - Procede de controle et/ou de guidage de la realisation d'une excavation - Google Patents
Procede de controle et/ou de guidage de la realisation d'une excavationInfo
- Publication number
- EP3710676A1 EP3710676A1 EP18799742.4A EP18799742A EP3710676A1 EP 3710676 A1 EP3710676 A1 EP 3710676A1 EP 18799742 A EP18799742 A EP 18799742A EP 3710676 A1 EP3710676 A1 EP 3710676A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- excavation
- topography
- acquisition device
- coordinate system
- information
- 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.)
- Withdrawn
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/003—Arrangement of measuring or indicating devices for use during driving of tunnels, e.g. for guiding machines
- E21D9/004—Arrangement of measuring or indicating devices for use during driving of tunnels, e.g. for guiding machines using light beams for direction or position control
Definitions
- the present invention relates to the field of underground work, and in particular that of control and / or guidance of the realization of excavations.
- the invention relates more particularly to the realization of excavations by blasting or manual felling, in particular with a digger, a milling cutter or a hydraulic breaker (BRH).
- BSH hydraulic breaker
- Application EP 1 302 625 relates to a method of application by spraying concrete onto a surface of a hollow chamber or of an object, comprising the determination of the real geometry of the chamber or object, the comparison with the theoretical geometry and displaying the difference between the geometries.
- Applications WO 2009/037381 and WO2012 / 172180 relate to a method and a device for designing drilling planes, in which the particular points for the drill holes are determined.
- US Pat. No. 5,851,580 relates to a method of coating the interior walls of tunnels with shotcrete, in which an electronic control system designed so as to be able to control the process for the projection of concrete is used.
- Application ES 2 389 802 relates to a method and a system for planning excavation work of a tunnel.
- a bright image is formed on the excavation front, corresponding to the size of the excavation to be excavated. This shows the contour of the area to be excavated, which results from the intersection between two surfaces, namely the surface of the real face and the topographic data of the project.
- Off-profiles refers to over-slaughter and under-slaughter, ie areas that have been over-excavated or have not been excavated enough. Also referred to as out-profiles and subprofiles respectively.
- the measuring device may include in particular a tacheometer and prisms or targets that must be disposed of accurately, hence the need for such work to be performed by a qualified person. It is therefore essential to benefit from the assistance of a specialized person whenever a measure is necessary, and in particular at each new phase of slaughter.
- the surveyor must control over-slaughter and under-slaughter. With this information, it is possible at each phase to correct the progress of digging operations by eliminating the sub-profiles with a milling cutter or hydraulic breaker (BRH), limiting the out-profiles, or, where appropriate, filling out the profiles with shotcrete.
- BSH milling cutter or hydraulic breaker
- the surveyor is not necessarily available at any time on the excavation site, for reasons of cost and site organization. In such cases, one may be forced to continue the digging without sufficient guidance, which can generate significant off-profiles and sub-profiles, and therefore additional costs and even delays in the progress of the site.
- the object of the invention is thus, according to a first aspect, a method for controlling and / or guiding the carrying out of an excavation, comprising the step of a) (i) georeferencing, in particular by means of classical topography, a first device for acquisition of the relief in the excavation, in a system of general coordinates, or (ii) to acquire a first topography (A) of a first cloud of points of a portion of the surface of the excavation, in particular by a second acquisition device such as a topography laser scanner, and perform a process for georeferencing the first point cloud in a general coordinate system.
- the method according to the invention may comprise the step consisting of b) acquiring a second topography (B) of a second cloud of points of at least one surface to be controlled from the excavation, in the local coordinate system of the first device acquisition method by means of the first acquisition device, (i) the first acquisition device having been previously georeferenced, or (ii) said second topography (B) having a common surface with the first topography (A).
- the method according to the invention may comprise the step of c) obtaining the georeferencing in the general coordinate system of the second acquired topography (B) (i) by means of the georeferencing of the first acquisition device previously carried out, or ii) assembling the second cloud of points, obtained in the coordinate system of the first acquisition device, with the first point cloud of the first topography (A) georeferenced in the general coordinate system.
- assembly is meant that it is sought to match the points of the first and second point clouds, so as to identify the position of the points of the second point cloud in the general coordinate system.
- the method according to the invention may comprise the step of d) comparing the second acquired topography (B) with a georeferenced reference model in the general coordinate system, and then identifying a possible difference between the second acquired topography (B) and the reference model.
- the excavation is then controlled and / or its realization guided according to the difference observed.
- the reference model can be prerecorded for the excavation analyzed.
- Steps a), b), c), and d) are preferably successive or even consecutive.
- the general coordinate system is a site coordinate system. In one embodiment, the general coordinate system is known.
- zones with off-profiles to be corrected are thus identified.
- a distance between points and a surface is determined, namely on the one hand the points of the cloud of points and on the other hand the meshed surface of the reference model, in order to establish a map of the zones to be excavated or filled, as well on the vault of the excavation as on the face of size.
- the subject of the invention is a method of controlling and / or guiding the execution of an excavation, comprising the following steps:
- the first acquisition device can be arranged on a chassis.
- conventional topography means for example a tacheometer which can for example be fixed on a frame.
- the georeferencing can be performed by a surveyor, who targets graphical position topo targets to know the position of the frame.
- the presence of the surveyor is only necessary when the chassis has to be moved.
- Such an intervention can take place only at a frequency of the order of several hours, for example at least every 4 hours, or even every 5 hours, better every 6 hours, or even less, for example every 7 hours or every 8 hours.
- step c a reference change from the local coordinate system to the general coordinate system is used, known through the georeferencing performed in a).
- the subject of the invention is a method for controlling and / or guiding the execution of an excavation, comprising the following steps: a) acquiring a first topography (A) of a first cloud of points of a portion of the surface of the excavation, in particular by a second acquisition device such as a topography laser scanner, and performing a treatment for georeference the first point cloud in the general coordinate system,
- the georeferencing of the first topography (A) can be carried out in particular by conventional topography means.
- These means comprise for example at least one of a tacheometer, topographic targets previously arranged or remarkable points of the site previously identified by a qualified operator, surveyor or surveyor.
- a remarkable point may for example be a sphere or a cross.
- a target may have the shape of a sphere or a board with a checkered pattern. The acquisition of a point cloud on the sphere, or on the board, makes it possible to identify its center.
- the method according to the invention may comprise the step consisting of e) generating, for a user, at least one piece of information relating to the possible difference identified. In step e), the development and transmission of a cartography of the controlled excavation is thus obtained.
- Step e) may comprise a projection of light on the surface to be controlled by the excavation, or may comprise a display on a screen, or may comprise a display in virtual reality or augmented with information, for example on a tablet or in an augmented reality headset.
- the tablet or headset may be related to its environment.
- more one-off information can be projected using one or more motorized laser pointers, which could be used, for example, to show a remaining area to be excavated.
- the laser pointer could eventually perform fast movements to show the operator lines on the wall through the phenomenon of retinal persistence.
- Step e) may include a projection of light on the surface to be controlled of the excavation, in particular to indicate an off-profile or a sub-profile. This light carries information on the excavation carried out and / or work to be done.
- the surface to be controlled of the excavation can be in particular a tunnel vault under construction. Step e) thus makes it possible to communicate at least one mapping of the comparison made to a user who performs operations in the excavation analyzed.
- the projection can be performed with at least two different colors, or even at least three different colors, especially with a color indicating whether it is an off-profile or a sub-profile.
- the projection is performed with at least three different colors, in particular with a gradient.
- the projection may for example include a gradient for transmitting depth information to dig or fill with shotcrete.
- Step e) may include a virtual reality or augmented information display, for example with a virtual reality device, such as a virtual reality headset, augmented reality glasses or a tablet equipped for augmented reality. In another variant, it can be done by display on a screen.
- a virtual reality device such as a virtual reality headset, augmented reality glasses or a tablet equipped for augmented reality.
- it can be done by display on a screen.
- the georeferencing step a) may comprise a step al) of positioning targets in the excavation, each at a known location, and a step a2) of determining the positioning of the acquisition device with respect to said previously positioned targets.
- a tacheometer placed on the chassis of the device, in order to georeference the chassis of the device relative to the targets.
- Step a1) can be performed by a qualified operator, surveyor or surveyor.
- Step a2) can also be performed with the help of a qualified operator, surveyor or surveyor. Thanks to the method according to the invention, it may not be necessary to qualified operator, surveyor or topographer, to implement the method according to the invention, at a relatively low frequency, for example several hours, for example at least every 4h, or every 5h, better every 6h, even less, for example every 7h or 8h.
- the steps of acquisition and / or comparison and / or identification and / or generation of information can be performed substantially in real time.
- substantially real time is meant that these steps are performed at a speed sufficient to allow a user to adapt the operations he performs in the excavation according to the information generated.
- All the steps of the process can be carried out for less than 10 minutes, or even less than 3 minutes, for example being of the order of 1 to 2 minutes, or even less than 1 minute.
- the duration of the course of all the steps of the process may for example be of the order of about 15 seconds.
- the acquisition stage b) can be renewed at least every 2 hours, better every hour or even every 30 minutes, especially with an interval of less than 20 minutes, better still less than 10 minutes, and even less than 3 minutes. , being for example of the order of 1 to 2 minutes, or even less than a minute, for example less than 30 s, even less than 20 s, better still less than 10 s.
- the acquisition step b) can be renewed every 5 s or even every 2 s.
- an excavation or concrete spraying tool By means of the cartography established in step e), it is possible to control, in particular automatically, an excavation or concrete spraying tool according to the identified difference (s).
- the excavation or concrete spraying tool may in particular be a digging tool or an additive manufacturing tool.
- the additive manufacturing tool can be guided by the user or in automatic mode. It may be for example a 3D printing device.
- the excavation may be a tunnel under construction, and the surface to be controlled more particularly the vault of said tunnel and / or the face of size of said tunnel.
- the area to be controlled of the excavation is the arch of a tunnel under construction.
- the material elements necessary for step e) can be used to generate at least one piece of information, in particular for an operator, and to display it for an operator, depending on feedback.
- a concrete excavation or projection tool used It can be for example an instruction about the tool to use, or to change tools, depending on the force feedback in the tool, the oil pressure in the tool, the energy consumed by the tool. For example, in the case where the strawberry used seems to be unsuitable, one can give an instruction to switch to a smaller or larger bur.
- the information generated may include an indication of the mode of slaughter to be used, including a priority order of the areas to be felled, in which case the display may be performed on the vault or superimposed on the vault, or on the digging method to use.
- the invention also relates to an assembly for implementing the method as described above, comprising a first acquisition device configured to be moved to several measurement points in the excavation.
- the first acquisition device may comprise an optical measuring device.
- the optical measuring device may in particular comprise a laser transmitter and / or a laser receiver.
- the optical measuring device in particular by laser, can be configured to scan the excavation continuously.
- the invention also relates to a method of assisting the production of a workpiece having a predefined shape and intended to be disposed in an excavation, in which said workpiece is produced by additive manufacturing as a function of a possible gap identified by a method as defined above.
- the work element may for example be a flashing, a reinforcement, an architectural element, this list is not limiting.
- the subject of the invention is also an excavation method, in which digging is carried out according to a possible gap identified by a method as defined above.
- the excavation is preferably a tunnel under construction, and the surface to be controlled more particularly the vault of said tunnel and / or the face of said tunnel.
- the area to be controlled of the excavation is the arch of a tunnel under construction.
- the method according to the invention may comprise the step of mechanically slaughtering certain rocks of the excavation under construction, and in particular of a tunnel under construction, and more particularly of the vault of said tunnel and / or the front size of said tunnel, depending on the identified discrepancy (s).
- some rocks in the vault of a tunnel under construction are mechanically fired.
- the method according to the invention may comprise the step of generating said information concerning a possible difference identified between the second acquired topography and the reference model, according to a feedback of an excavation tool or concrete projection used.
- the information generated may include information on the mode of slaughter to be used, in particular on an order of priority of the areas to be felled or filled, in particular shotcrete, or on the method of digging to be used.
- FIG. 1 is a cross-sectional view, schematic and partial, of an excavation site according to the state of the art
- FIG. 2 is a schematic and partial perspective view of a geolocation device according to the state of the art
- FIG. 3 is a view in longitudinal section of the excavation site of FIG. 1 according to the state of the art
- FIG. 4a is a block diagram illustrating the method of the invention according to a first embodiment
- FIG. 4b is a block diagram illustrating the method of the invention according to a second embodiment
- FIGS. 5a and 5b are diagrammatic and partial perspective views of an excavation site according to the invention.
- FIG. 6 is a view from above in longitudinal section
- FIGS. 7a and 7b are diagrammatic and partial cross-sectional views of the excavation site of FIGS. 5a, 5b and 6,
- FIG. 8 is a view similar to FIG. 3 illustrating a particular mode of slaughter
- FIG. 9a is a cross-sectional view, schematic and partial, and
- Figures 9b and 9c are views similar to Figure 9a of alternative embodiments.
- FIGS. 1 and 2 illustrate the implementation of a state-of-the-art excavation site in which the excavation E is excavated by means of a BRH hydraulic breaker. Alternatively, one could use the method of blasting.
- HP out-profiles and subprofiles SP are obtained which must be identified and corrected.
- the surveyor uses a total station, formed of an improved tacheometer T accompanied by targets C, as illustrated in FIG. 2, which the topographer has disposed in excavation E while digging. It can for example project a series of laser points on the face and some points on the vault to identify out-profiles and sub-profiles, as the digging progresses.
- the topograph guides the operators throughout the works, and it must be present at least at each digging phase to ensure good quality of the excavation.
- HP out-profiles and SP subprofiles are corrected by additional digging or filling by injecting shotcrete (BP).
- BP shotcrete
- one or more BP concrete layers are also projected on the VI or the two VIs, V2 last flanks adjoining the face of size F, as illustrated in FIG. 3, before possibly having a bolting of primary support BS.
- the first layer of shotcrete may be about 5 cm thick, while the second layer may be 5 to 25 cm thick, being projected in layers of about 10 cm. This allows a temporary securing of the vault.
- the shotcrete can fill the off-profiles so that the hangers are well supported on the wall and that efforts are transmitted, thus securing the vault. Then, we can put in place a final coating of poured concrete.
- the felling cycles, or passes, in principle have the depth between two hangers, for example between 0.80 and 1.50 meters.
- a firing volley defines a linear excavation length, and may be between 1.2 and 5.8 meters.
- a pass may have a depth of 0.5 to 6 m, or even 1 to 5 m, being of the order of 2 m approximately.
- FIGS. 4a to 7b illustrate the implementation of an excavation method according to the invention, in which an excavation E is excavated.
- the excavation is here a tunnel under construction, and the surface to be excavated. control more particularly the vault V of said tunnel and / or the face of size F of said tunnel, as illustrated in Figures 5a, 5b, 6, 7a and 7b.
- the excavation E may have a height substantially between 2 and 12 m, a width of substantially between 2 and 12 m, and a length substantially less than 5 m.
- a first acquisition device 10 comprising a chassis, an optical measuring device 11 and a video projector 12 is used, as well as a computer running the software corresponding to the method according to the invention, as illustrated in FIG. 7a. .
- the reference model M is prerecorded in step 110 in the acquisition device 10, which can be moved to several measurement points in the excavation as the work progresses.
- the first acquisition device 10 comprises an optical measuring device 11, which comprises a laser emitter and a laser receiver. It may include a theodolite or a tacheometer, comprising a laser distance-meter for measuring both angles and distances, or a total station, that is to say, better automated and motorized.
- the first acquisition device 10 comprises a georeferencing device, in order to allow its georeferencing in step 100, including by conventional surveying means, in the excavation, in a system of general coordinates of the site.
- the georeferencing is in this example carried out by means of targets C whose location is previously located in the excavation, by a qualified operator, surveyor or surveyor.
- the targets are each arranged at a known location behind the excavation zone, for example about fifteen meters behind the face of the face, as shown in Figure 5b.
- the first acquisition device 10 can be installed by a skilled operator in the excavation at a known position, determined by targeting the targets, for example by determining two angles relative to two targets whose location is known in the local coordinates, and a distance from one of these targets, as shown in Figure 6.
- a topography B of a cloud of points of the surface to be checked for the excavation is acquired.
- the optical measuring device 11 comprising a laser emitter and a laser receiver, which can measure both the angles and the high frequency distances, is used, which enables it to obtain a dense 3D point cloud.
- This type of device is commonly called “3D scanner”. It is in an embodiment configured to scan the excavation continuously.
- a point cloud may have a minimum resolution of 100 points / m 2 , that is, approximately at least one point every 10 cm.
- This acquisition can be done in a first embodiment in the general coordinate system by means of the acquisition device 10 previously georeferenced.
- FIG. 4b It is possible to proceed in a variant according to a second embodiment, illustrated in FIG. 4b.
- a second acquisition device such as a topography laser scanner.
- the second acquisition device can also be confused with the acquisition device 10.
- It comprises an optical measuring device 11, which comprises a laser emitter and a laser receiver. It is in an embodiment configured to scan the excavation continuously. In other words, as and when the work carried out by an operator progresses, the acquisition device 10 controls their progress and guides the operator for further operations.
- the acquisition of step 200 can be done in a local coordinate system of the second acquisition device of said second topography B.
- the topography B then has a common surface with a previously acquired A topography at a step 250 of a first cloud of points of a portion of the surface of the excavation, a treatment having been performed to georeference the first cloud of points in the general coordinate system of the site.
- the prior acquisition of the topography A can be done by the second acquisition device such as a topography laser scanner.
- An automatic assembly between the first and second point clouds of the topographies A and B makes it possible to pass the topography B in the general coordinate system of A.
- This step 250 may be performed at regular intervals but rather far apart by a qualified person such as a surveyor. It can for example be implemented once or twice a week only, to the extent that the daily progress of the work can be of the order of 1 to 5 m, being in particular of the order of 2 m.
- target targets may be used as described above.
- step 300 it is sought to obtain the georeferencing in the general coordinate system of the site of the topography B acquired.
- the georeferencing of the first acquisition device previously made or in the second variant embodiment an assembly of the second cloud of points, obtained in the coordinate system of the second device. acquisition, with the first cloud of points previously georeferenced in the general coordinate system of the site.
- this processing step 300 it is possible for example to give some constraints, such as the positioning of the first acquisition device in the excavation, or the orientation therein.
- this processing step 300 it is sought to determine the common portions of the two points cloud A and B, by segmenting the point cloud B to keep the common parts.
- the common part is in principle the portion of vault extending behind the face of size.
- a step 400 the acquired topography B is compared with a georeferenced reference model M in the general coordinate system, then a possible difference is identified between the acquired topography B and the reference model M, which has been previously recorded. in the acquisition device 10 in step 110. Areas with off-profile HP or subprofiles SP to be corrected are thus identified.
- the distance between the point cloud points of the acquired topography B and the points of the reference model M is calculated.
- a next step 500 at least one piece of information relating to the identified potential deviation is generated for a user.
- the user can be the operator handling the BRH for example.
- step 500 the development and transmission of a cartography of the controlled excavation is thus obtained.
- Step 500 comprises in the example illustrated in FIGS. 7a and 7b, a projection of light on the surface to be checked from the excavation with the video projector 12. Step 500 thus makes it possible to communicate at least one map of the comparison made. to the operator working in excavation E.
- the point cloud is projected into the focal plane of the video projector 12, to project the image onto the surface of the excavation E. It is thus possible to obtain a stream of images 570.
- the projection is in the example described made by the acquisition device 10 with two different colors. It could also include from 2 to 5 colors, for example.
- a step 550 it may be necessary in a step 550 to calibrate the video projector or projectors, to know its position relative to the cloud of points, and thus its focal plane. To do this, we can proceed to a calibration in the laboratory, then to a change of landmarks. In other words, the position of the video projector is calculated with respect to the acquisition device whose position is known.
- one of the colors can be used to indicate the sub-profiles SP, for which it is necessary to continue to excavate, and the other for indicate that the corresponding area is sufficiently excavated, as shown in Figure 7a.
- the acquisition device When the operator is in the process of excavating, the acquisition device is preferably placed elsewhere than directly below the working area, in order to avoid any damage to it.
- one of the colors can be used to indicate the out-profiles HP, for which we must continue to project concrete, and the Another may be used to indicate that the corresponding area is sufficiently filled as shown in Figure 7b.
- the acquisition device also makes it possible to control during the projection of concrete the presence of sub-profiles SP generated by the shotcrete.
- Areas controlled and treated by concrete spraying may be the first flight or pass VI near the face of the face, as well as the second volley or pass V2 adjacent to the fly or pass VI. Such a control makes it possible to project a constant and minimal thickness of concrete on the vault.
- the method includes a step 600 of validation of the progress of the building site, in which the control of the progress of the building site described above is used to raise predefined stopping points as to the quality of the excavation site. Once the break points are raised for a pass, it is possible to install a formwork or hangers.
- the acquisition device 10 can be placed just behind the working area, about 2.5 m from the face of the face.
- the acquisition device 10 can be moved in the excavation, and its automatic georeferencing renewed.
- the acquisition device 10 also makes it possible to obtain a definitive topographic survey of the work carried out.
- the steps of acquisition and / or comparison and / or identification and / or generation of information 200 to 500 are performed substantially in real time and during the excavation, excavation and concrete injection operations.
- the duration of the course of all the steps of the process may be for example of the order of about 5 seconds.
- the information generated in step 500 may include information on the mode of slaughter to be used, in particular on a priority order of areas to be felled or filled with shotcrete, or on the method of digging to be used.
- the mode of felling to be used may in particular depend on the nature of the terrain in which the excavation is carried out.
- the peripheral part S near the vault V is first hollowed out, leaving a belly Ve in the center which helps to maintain the ground, as illustrated in FIGS. 8 and 9a.
- the present invention does not relate to excavation digging with a tunnel boring machine.
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Earth Drilling (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1760659A FR3073557B1 (fr) | 2017-11-13 | 2017-11-13 | Procede de controle et/ou de guidage de la realisation d'une excavation |
| PCT/EP2018/080351 WO2019091981A1 (fr) | 2017-11-13 | 2018-11-06 | Procede de controle et/ou de guidage de la realisation d'une excavation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3710676A1 true EP3710676A1 (fr) | 2020-09-23 |
Family
ID=61132596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP18799742.4A Withdrawn EP3710676A1 (fr) | 2017-11-13 | 2018-11-06 | Procede de controle et/ou de guidage de la realisation d'une excavation |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3710676A1 (fr) |
| FR (1) | FR3073557B1 (fr) |
| WO (1) | WO2019091981A1 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111102926A (zh) * | 2020-01-02 | 2020-05-05 | 青岛国信海天中心建设有限公司 | 一种基于bim的工程质量检测方法及系统 |
| CN120968648A (zh) * | 2025-07-18 | 2025-11-18 | 中铁十九局集团第六工程有限公司 | 一种岩石隧道仰拱控制爆破开挖预留非爆开挖方法与智能装备 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1302625B1 (fr) * | 2001-10-15 | 2003-12-17 | Intermetric Gesellschaft für Ingenieurmessung und raumbezogene Informationssysteme mbH | Méthode pour l'application de béton projeté |
| EP1329689B1 (fr) * | 2002-01-11 | 2012-03-07 | Morgan Sindall plc | Procédé et dispositif pour mesurer la géometrie d'un tunnel |
| WO2015106799A1 (fr) * | 2014-01-14 | 2015-07-23 | Sandvik Mining And Construction Oy | Véhicule minier, système de commande de mine et procédé de cartographie |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT370879B (de) | 1980-02-13 | 1983-05-10 | Plasser Bahnbaumasch Franz | Gleisverfahrbares messfahrzeug und verfahren zur vermessung des laengs-profilverlaufes von tunnelroehren |
| JPH068733B2 (ja) | 1990-07-05 | 1994-02-02 | 佐藤工業株式会社 | レーザーポジショナー及びこれを用いた定点マーキング方法 |
| US5621975A (en) | 1995-08-22 | 1997-04-22 | Levelite Technology | Remotely controlled self-leveling laser instrument with modular capability |
| CH691873A5 (de) | 1995-12-27 | 2001-11-15 | Mbt Holding Ag | Verfahren und Einrichtung zum Beschichten von Tunnelinnenwänden mit Spritzbeton. |
| JP3653196B2 (ja) | 1998-06-30 | 2005-05-25 | 飛島建設株式会社 | 仮想現実感を利用した施工支援情報システム。 |
| FI20075661A7 (fi) | 2007-09-21 | 2009-03-22 | Sandvik Mining & Construction Oy | Menetelmä ja ohjelmistotuote porauskaavion laatimiseksi kalliotilan louhintaa varten |
| ES2389802B1 (es) | 2010-06-04 | 2013-09-09 | Sacyr S A U | Metodo y sistema para replanteo automatico y continuo en obras de excavacion/perforacion de un tunel y programa de ordenador para ejecutar dicho metodo. |
| FI124169B (fi) | 2011-06-14 | 2014-04-15 | Sandvik Mining & Constr Oy | Menetelmä poraussuunnitelman laatimiseksi |
| US9715008B1 (en) | 2013-03-20 | 2017-07-25 | Bentley Systems, Incorporated | Visualization of 3-D GPR data in augmented reality |
-
2017
- 2017-11-13 FR FR1760659A patent/FR3073557B1/fr active Active
-
2018
- 2018-11-06 EP EP18799742.4A patent/EP3710676A1/fr not_active Withdrawn
- 2018-11-06 WO PCT/EP2018/080351 patent/WO2019091981A1/fr not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1302625B1 (fr) * | 2001-10-15 | 2003-12-17 | Intermetric Gesellschaft für Ingenieurmessung und raumbezogene Informationssysteme mbH | Méthode pour l'application de béton projeté |
| EP1329689B1 (fr) * | 2002-01-11 | 2012-03-07 | Morgan Sindall plc | Procédé et dispositif pour mesurer la géometrie d'un tunnel |
| WO2015106799A1 (fr) * | 2014-01-14 | 2015-07-23 | Sandvik Mining And Construction Oy | Véhicule minier, système de commande de mine et procédé de cartographie |
Non-Patent Citations (1)
| Title |
|---|
| See also references of WO2019091981A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR3073557B1 (fr) | 2023-12-29 |
| WO2019091981A1 (fr) | 2019-05-16 |
| FR3073557A1 (fr) | 2019-05-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Chen et al. | Rapid mapping and analysing rock mass discontinuities with 3D terrestrial laser scanning in the underground excavation | |
| JP6677567B2 (ja) | トンネル掘削方法及び発破用孔設定システム | |
| EP3523504B1 (fr) | Dispositif et procédé de prise et de pose automatisée d'un voussoir pour former un revêtement d'un tunnel | |
| CN102052078A (zh) | 一种多传感器数据融合的盾构机实时导向系统 | |
| Bevilacqua et al. | Reconstruction of lost architectural volumes by integration of photogrammetry from archive imagery with 3D models of the status quo | |
| EP3008252B1 (fr) | Procede et installation de fabrication d'une paroi continue dans le sol | |
| WO2019091981A1 (fr) | Procede de controle et/ou de guidage de la realisation d'une excavation | |
| CA3020208C (fr) | Mesure d'epaisseur d'une couche de remblais de terre | |
| JP2019082003A (ja) | シールド掘進機の方向制御システム | |
| JP2024026497A (ja) | 移動計測体 | |
| CN103670386A (zh) | 一种岩石地层多点位移激光测量方法及装置 | |
| EP3728740B1 (fr) | Procédé de compactage de sol utilisant un scanner laser | |
| Tarquini et al. | Modeling lava flow propagation over a flat landscape by using MrLavaLoba: the case of the 2014–2015 eruption at Holuhraun, Iceland | |
| JP2018021429A (ja) | 掘進状況管理装置、掘進状況管理方法、及び掘進状況管理プログラム | |
| WO2021014294A1 (fr) | Procede et dispositif de recalage d'une centrale inertielle | |
| FR2550272A1 (fr) | Procede et equipement de guidage des organes d'une machine haveuse | |
| JP2016050887A (ja) | クラック計測システム | |
| Kukko et al. | Modelling permafrost terrain using kinematic, dual-wavelength laser scanning | |
| JP2000329554A (ja) | 掘削断面の内空変位の計測方法 | |
| JP3759281B2 (ja) | 地中掘進機の位置計測装置 | |
| FR3066770B1 (fr) | Procedure de reglage d’un systeme de guidage d’une machine de travaux ferroviaires, procede et systeme de guidage associes | |
| JP3864102B2 (ja) | 推進掘削工法における掘削路線の座標計測方法 | |
| CN109339700A (zh) | 大直径桩中的强风化下带旋挖成孔施工方法 | |
| Dvigalo et al. | Photogrammetric Survey in Volcanology: AC ase Study | |
| FR3099242A1 (fr) | Procédé de génération d’une orthoimage d’un front de coupe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
| 17P | Request for examination filed |
Effective date: 20200615 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| AX | Request for extension of the european patent |
Extension state: BA ME |
|
| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) | ||
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
| 17Q | First examination report despatched |
Effective date: 20220322 |
|
| TPAC | Observations filed by third parties |
Free format text: ORIGINAL CODE: EPIDOSNTIPA |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
| 18D | Application deemed to be withdrawn |
Effective date: 20250704 |