CN115797584B - Method for constructing live-action model in no-fly zone - Google Patents
Method for constructing live-action model in no-fly zone Download PDFInfo
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- CN115797584B CN115797584B CN202211623187.1A CN202211623187A CN115797584B CN 115797584 B CN115797584 B CN 115797584B CN 202211623187 A CN202211623187 A CN 202211623187A CN 115797584 B CN115797584 B CN 115797584B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
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Abstract
The invention discloses a construction method of a live-action model in a no-fly zone, wherein a self-locking ribbon is used for fixing an unmanned aerial vehicle at a crane boom object of a tower crane; controlling unmanned aerial vehicle equipment operation through an equipment end connected with the unmanned aerial vehicle in advance, and shooting live-action pictures of a construction site; splicing the acquired live-action photos by using ContextCaptureContter software to generate an aerial photo live-action model; overlapping the generated aerial clapping scene model and the point cloud model of the outer elevation through Synchro4D simulation software, and selecting the same and obvious coordinate points to mold the two models into a complete real scene model. The construction of the live-action model can be completed in the no-fly zone.
Description
Technical Field
The invention relates to the technical field of computers, in particular to a method for constructing a live-action model in a no-fly zone.
Background
The unmanned aerial vehicle oblique photography technology is a high-new technology developed in the last decade of the international photogrammetry field, not only can truly reflect the situation of ground objects and acquire the texture information of the object with high precision, but also can generate a real three-dimensional city model through advanced positioning, fusion, modeling and other technologies.
However, due to the consideration of aviation safety, a no-fly zone is mostly arranged near an airport to ensure the safety of civil aviation facilities and is provided with strong interference, in the no-fly zone, an unmanned plane cannot start a rotor wing, unlock the flight function and start the GPS positioning function, and the unmanned plane cannot acquire ground information in normal flight operation in the no-fly zone, so that a live-action model cannot be acquired.
Disclosure of Invention
In order to solve the problems, the invention provides a method for constructing a live-action model in a no-fly zone, which can finish the construction of the live-action model in the no-fly zone.
The embodiment of the invention provides a method for constructing a live-action model in a no-fly zone, which comprises the following steps:
the unmanned aerial vehicle is fixed at a crane boom object position of the tower crane through a self-locking ribbon;
controlling unmanned aerial vehicle equipment operation through an equipment end connected with the unmanned aerial vehicle in advance, and shooting live-action pictures of a construction site;
splicing the acquired live-action photos by using ContextCaptureContter software to generate an aerial photo live-action model;
overlapping the generated aerial clapping scene model and the point cloud model of the outer elevation through Synchro4D simulation software, and selecting the same and obvious coordinate points to mold the two models into a complete real scene model.
Preferably, the method further comprises:
combining project construction plans, superposing a construction progress plan and node dates by using progress Synchro4D simulation software;
and simulating and demonstrating the construction progress plan in an animation mode, and simulating BIM model conditions at any time.
As an improvement of the above solution, the method further includes:
overlapping the progress of the complete live-action model and the simulated BIM model;
the complete live-action model is compared with the progress of the corresponding date in the BIM model in the Synchro4D simulation software, and the obviously lagged procedure is highlighted in the model.
As an improvement of the above solution, the method further includes:
and according to the comparison result of the complete live-action model and the simulated BIM model, improving the resource investment and optimizing the construction for the area with lagged construction progress.
Preferably, the live-action photo specifically includes: and synchronously acquiring images from five different visual angles of a vertical angle and four preset inclination angles.
Preferably, before the drone is secured to the tower crane boom at the crane boom by the self-locking tie, the method further comprises:
preliminary survey is carried out on the aerial photographing area, the environmental condition of the operation site and the weather condition of the observation site are judged, and whether the aerial photographing area meets the safe flight standard is judged.
Preferably, after the drone is secured to the tower crane boom at the crane boom by the self-locking tie, the method further comprises:
and safety ropes are adopted to safely strengthen the unmanned aerial vehicle.
As a preferred aspect, before taking a live-action photograph of a construction site, the method further includes:
and carrying out ground test and debugging on the unmanned aerial vehicle through the equipment end, and adjusting the brightness of the photo.
The invention provides a method for constructing a live-action model in a no-fly zone, wherein a self-locking ribbon is used for fixing an unmanned aerial vehicle at a crane boom object position of a tower crane; controlling unmanned aerial vehicle equipment operation through an equipment end connected with the unmanned aerial vehicle in advance, and shooting live-action pictures of a construction site; splicing the acquired live-action photos by using ContextCaptureContter software to generate an aerial photo live-action model; overlapping the generated aerial clapping scene model and the point cloud model of the outer elevation through Synchro4D simulation software, and selecting the same and obvious coordinate points to mold the two models into a complete real scene model. The construction of the live-action model can be completed in the no-fly zone.
Drawings
FIG. 1 is a schematic flow chart of a method for constructing a live-action model in a no-fly zone according to an embodiment of the invention;
fig. 2 is a flow chart of a method for constructing a live-action model in a no-fly zone according to another embodiment of the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1, a flow diagram of a method for constructing a live-action model in a no-fly zone according to an embodiment of the present invention is shown, and the method includes steps S1 to S4;
s1, fixing the unmanned aerial vehicle at a crane boom object position of a tower crane through a self-locking type binding belt;
s2, controlling unmanned aerial vehicle equipment to operate through an equipment end connected with the unmanned aerial vehicle in advance, and shooting a live-action picture of a construction site;
s3, splicing the obtained live-action photos by using ContextCapturecontroller software;
and S4, overlapping the aerial clapping real model generated according to the spliced photos and the point cloud model of the outer elevation through Synchro4D simulation software, and selecting the same and obvious coordinate points to clamp the two models to form a complete real model.
When the embodiment is implemented, the tower crane is firstly used for carrying unmanned aerial vehicle equipment for fixing, namely, the unmanned aerial vehicle is fixed through a self-locking ribbon, and the unmanned aerial vehicle is fixed at a crane boom object of the tower crane;
acquiring aerial photo records, controlling unmanned aerial vehicle equipment to operate through an equipment end connected with the unmanned aerial vehicle in advance, and shooting live-action photos of a construction site;
and (3) carrying out live-action treatment: storing photos of the unmanned aerial vehicle to the local, and performing photo splicing processing by using ContextCaptureC software to generate an aerial photo scene model;
and combining the real model, overlapping the generated aerial clapping real model and the point cloud model of the outer elevation through Synchro4D software, and selecting the same and obvious coordinate points to mold the two models into a complete real model.
The Synchro4D simulation software is mature and powerful software and has a more mature construction progress plan management function. Real-time shared engineering data may be provided for each participant of the overall project, including owners, architects, contractors, subcontractors, material suppliers, and the like. Engineering personnel can utilize Synchro4D simulation software to perform visual simulation of the construction process, scheduling of construction, advanced risk management, design change synchronization, supply chain management and cost management. The 4D engineering simulation is mainly used for large complex engineering construction and management development thereof, and Synchro also provides the capability of integrating other engineering data and provides a rich-image 4D engineering simulation.
The unmanned aerial vehicle is operated in the no-fly zone, unmanned aerial vehicle and the tower crane are combined, unmanned aerial vehicle oblique photography based on the tower crane is carried out, a complete outer elevation model of a building is built in the no-fly zone, and the method for collecting the real scene model of the construction zone through unmanned aerial vehicle oblique photography is realized.
Example two
In yet another embodiment provided by the present invention, the method further comprises:
combining project construction plans, superposing a construction progress plan and node dates by using progress Synchro4D simulation software;
and simulating and demonstrating the construction progress plan in an animation mode, and simulating BIM model conditions at any time.
When the embodiment is implemented, referring to fig. 2, a flow chart of a method for constructing a live-action model in a no-fly zone according to another embodiment of the invention is shown;
after the live-action model is generated according to live-action photo splicing, the live-action model and the BIM model are required to be overlapped, and 4D-BIM progress simulation is performed by adopting progress simulation software based on the construction BIM model.
The construction progress based on the BIM model is combined with project construction plans, the construction progress plans and node dates are overlapped with the BIM model by utilizing progress Synchro4D simulation software, the construction progress plans are simulated and demonstrated in an animation mode, and BIM model conditions and construction progress states at any time are simulated.
By generating the BIM model to simulate the construction progress state, the construction state can be managed.
Example III
In yet another embodiment provided by the present invention, the method further comprises:
overlapping the progress of the complete live-action model and the simulated BIM model;
the complete live-action model is compared with the progress of the corresponding date in the BIM model in the Synchro4D simulation software, and the obviously lagged procedure is highlighted in the model.
In the implementation of this embodiment, referring to fig. 2, a complete live-action model is imported into simulation software, and the live-action model is overlapped with the progress model;
actual progress based on live-action model: and overlapping the live-action model with the simulated BIM progress, comparing the live-action model generated by shooting with the BIM progress model of the corresponding date in Synchro4D software, highlighting the obviously lagged procedure in the model, and providing a project manager for progress improvement.
Example IV
In yet another embodiment provided by the present invention, the method further comprises:
and according to the comparison result of the complete live-action model and the simulated BIM model, improving the resource investment and optimizing the construction for the area with lagged construction progress.
In the implementation of this embodiment, referring to fig. 2, after the live-action model is overlapped with the progress model, comparison analysis is performed to obtain the progress improvement opinion, specifically:
and overlapping the live-action model with the simulated BIM progress based on the actual progress of the live-action model, comparing the live-action model generated by shooting with the BIM progress model of the corresponding date in Synchro4D software, highlighting the obviously lagged procedure in the model, and providing a project manager for progress improvement.
The real model of the construction area can be generated in the no-fly zone, the reliable management of the engineering progress management and control in the no-fly zone can be realized through superposition of the real model and the BIM model, the difference between the plan and the actual is embodied in an intuitive and concise manner, and a proposal scheme for optimizing the progress management is provided
Example five
In another embodiment provided by the present invention, the live-action photo specifically includes: and synchronously acquiring images from five different visual angles of a vertical angle and four preset inclination angles.
In the implementation of this embodiment, oblique photography is a critical technique for three-dimensional reconstruction by using photographs, and images are synchronously acquired through five different viewing angles of a vertical angle and four preset oblique angles.
By capturing images from five perspectives, a rich high resolution texture of the top and side views of the building can be obtained.
Example six
In a further embodiment provided by the invention, the method further comprises, prior to securing the drone to the tower crane boom hoist by the self-locking tie:
preliminary survey is carried out on the aerial photographing area, the environmental condition of the operation site and the weather condition of the observation site are judged, and whether the aerial photographing area meets the safe flight standard is judged.
In the implementation of this embodiment, referring to fig. 2, before performing unmanned aerial vehicle oblique photography, an oblique photography field survey needs to be performed, and a tower crane oblique design scheme design is determined;
performing preliminary survey on the aerial photographing area, judging the environment condition of the operation site and observing the weather condition of the site, and judging whether the site meets the safe flight standard or not; and (5) knowing relevant flight regulations of the aerial photographing region, and determining whether aerial photographing scanning conditions are met or not and making a corresponding flight scheme.
Through on-site investigation, the security of unmanned aerial vehicle oblique photography scheme is guaranteed.
Example seven
In a further embodiment provided by the invention, after the fixation of the drone to the tower crane boom hoist by means of the self-locking tie, the method further comprises:
and safety ropes are adopted to safely strengthen the unmanned aerial vehicle.
When the embodiment is implemented, after the unmanned aerial vehicle is fixed at the object lifting position of the tower crane boom, the unmanned aerial vehicle is safely reinforced by a safety cable in order to improve the safety of the unmanned aerial vehicle.
Example eight
In yet another embodiment of the present invention, before taking a live-action picture of a construction site, the method further includes:
and carrying out ground test and debugging on the unmanned aerial vehicle through the equipment end, and adjusting the brightness of the photo.
In the implementation of this embodiment, referring to fig. 2, before aerial photography of tower crane tilt photography, preparation of aerial photography of tower crane tilt photography is also required, that is:
and (3) carrying out unmanned aerial vehicle equipment debugging: before aerial photography starts, ground test and debugging are carried out on unmanned aerial vehicle equipment, so that data such as brightness of photos are ensured to be normal, normal operation of aerial photography equipment is ensured, and shooting results meet required precision.
Through debugging unmanned aerial vehicle equipment, guarantee the photo by plane picture quality, improve follow-up live-action model precision.
It should be noted that modifications and adaptations to the invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (6)
1. The method for constructing the live-action model in the no-fly zone is characterized by comprising the following steps:
the unmanned aerial vehicle is fixed at a crane boom object position of the tower crane through a self-locking ribbon;
controlling unmanned aerial vehicle equipment operation through an equipment end connected with the unmanned aerial vehicle in advance, and shooting live-action pictures of a construction site;
splicing the acquired live-action photos by using ContextCaptureContter software to generate an aerial photo live-action model;
overlapping the generated aerial clapping scene model and the point cloud model of the outer elevation through Synchro4D simulation software, and selecting the same and obvious coordinate points to mold the two models into a complete scene model;
combining project construction plans, superposing a construction progress plan and node dates by using progress Synchro4D simulation software;
simulating and demonstrating the construction progress plan in an animation mode, and simulating BIM model conditions at any time;
overlapping the progress of the complete live-action model and the simulated BIM model;
the complete live-action model is compared with the progress of the corresponding date in the BIM model in the Synchro4D simulation software, and the obviously lagged procedure is highlighted in the model.
2. The method for constructing a live-action model in a no-fly zone according to claim 1, wherein the method further comprises:
and according to the comparison result of the complete live-action model and the simulated BIM model, improving the resource investment and optimizing the construction for the area with lagged construction progress.
3. The method for constructing a live-action model in a no-fly zone according to claim 1, wherein the live-action photo specifically comprises: and synchronously acquiring images from five different visual angles of a vertical angle and four preset inclination angles.
4. The method of constructing a live-action model in a no-fly zone of claim 1, wherein prior to securing the drone to the tower crane boom hoist by a self-locking tie, the method further comprises:
preliminary survey is carried out on the aerial photographing area, the environmental condition of the operation site and the weather condition of the observation site are judged, and whether the aerial photographing area meets the safe flight standard is judged.
5. The method of constructing a live-action model in a no-fly zone of claim 1, wherein after the unmanned aerial vehicle is secured to the tower crane boom by the self-locking tie, the method further comprises:
and safety ropes are adopted to safely strengthen the unmanned aerial vehicle.
6. The method for constructing a live-action model in a no-fly zone according to claim 1, wherein before taking a live-action picture of a construction site, the method further comprises:
and carrying out ground test and debugging on the unmanned aerial vehicle through the equipment end, and adjusting the brightness of the photo.
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