CN111210189A - Three-dimensional digital collaborative design method for power cable line engineering - Google Patents
Three-dimensional digital collaborative design method for power cable line engineering Download PDFInfo
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Abstract
The invention relates to a three-dimensional digital collaborative design method for power cable line engineering, and belongs to the technical field of power cable line engineering. Specifically, 1, designing a workflow based on three-dimensional digital collaborative design, and standardizing the workflows of different professions in different design stages in the design work; 2. constructing a multi-professional integrated digital collaborative design platform based on a unified geographic information system and a unified three-dimensional information model modeling technology; 3. establishing a public database, a collaborative design database and an engineering service database by using cloud computing and big data technology, and storing and sharing real-time data; 4. on the basis of a three-dimensional digital information model, a data real-time flow path between different professional software is opened; 5. the method includes the steps that different design professional authorities are determined, formats of different professional design result data are determined to be unified and standardized, and multi-professional collaborative design is achieved; 6. the three-dimensional design result serves an owner unit, a construction unit and an operation and maintenance unit at the same time.
Description
Technical Field
The invention relates to a three-dimensional digital collaborative design method for power cable line engineering, and belongs to the technical field of power cable line engineering.
Background
With the continuous development of power grids, particularly the formation of extra-high voltage grid frames, the strategic targets of three types, two networks and world first-class are put forward by national grid companies. The essence of the strategy of 'three-type two-network' is based on internet thinking, the pivot effect of a power grid is exerted, the strong intelligent power grid and the ubiquitous power Internet of things are promoted to be cooperatively combined to form an energy internet platform, upstream and downstream of an industrial chain and the whole society are driven to share development achievements, and open, cooperative and win-win new thinking and new ideas are comprehensively embodied. The digitalization and intellectualization of infrastructure and cities are bound to take the three-dimensional digitalization of power cable line engineering as a foundation, and the demand for three-dimensional data of a power grid is increasingly urgent.
The implementation of the existing power cable line engineering relates to early planning and design, later construction and operation and maintenance, and relates to multiple specialties and multiple departments. Especially, in the early design work, multiple specialties need to be matched with each other to jointly complete the design task, and due to the fact that basic information interaction among the specialties is not smooth and the cooperativity and the inheritance are not enough in the traditional design, the design quality and the design efficiency are not high, so that the situation is particularly prominent in the construction of a new male security zone of a smart city.
In view of the above outstanding problems, it is necessary to provide a new and efficient collaborative design method for power cable line engineering, which can meet the requirements of opening, sharing and inheritance of basic information in the design environment and improve the efficiency and quality of the overall engineering design on the premise of improving the basic information interaction efficiency between different specialties in the power cable line design work. Meanwhile, the three-dimensional design result containing the design attribute serves an owner unit, a construction unit and an operation and maintenance unit in an information model mode, the aim of 'one-sending-three-receiving' is achieved, the project life cycle design management is met, and the three-dimensional information model is powerfully promoted to be applied to the power grid life cycle management.
The three-dimensional collaborative digital design technology is a multi-professional, multi-stage and multi-party process, and is mainly different from the traditional design technology in that fusion and unification of an engineering model and an information model are realized on the basis of data, and opening, sharing and inheritance of information resources are realized by taking collaborative design as a means.
The three-dimensional digital design covers the stages of project planning line selection, feasibility research, bidding, preliminary design, construction drawing design, completion drawing compilation and the like, can complete the functions of geographic information data informatization, path selection optimization, design result statistical query, economic index estimation, digital handover and the like in each stage, and greatly improves the consultation design service level. The three-dimensional digital design is characterized in that a database is used as a core, a three-dimensional model is used as a support, the three-dimensional layout is directly carried out through a data driving model, and two-dimensional drawings and data are extracted from three dimensions. The three-dimensional digital design has the advantages of accuracy, intuition and high efficiency, and the capability of extending value-added service for engineering construction by a design unit is improved.
The digital collaboration includes two aspects of information collaboration and design system:
information collaboration:
the method mainly refers to engineering management information collaboration, and comprises basic information, a process structure, attribute setting, drawing storage, version management, flow conversion check, progress management and the like. The aim is to complete filing from the entering of the project to the intermediate process on the basis of the design flow and implement comprehensive dynamic management.
Designing synergy:
the method refers to cooperation in the engineering design process, and mainly comprises public resources, mutual data, an alarm mechanism, system information, information exchange, project roaming and the like. The system aims to provide functions of resource sharing, information sharing, mutual assistance and the like of engineering design members, and improve the working quality and the working efficiency. Such as soft and hard collision check, virtual model data handover, etc., fall within this scope.
Disclosure of Invention
The invention aims to provide a three-dimensional digital collaborative design method for power cable line engineering, which realizes information collaboration and design collaboration in power cable line engineering design work, is based on the concept of 'a design platform, a model and a data structure', takes data as a core, takes engineering as a link, takes a three-dimensional information model as a basis, integrates various data resources, constructs a three-dimensional visual corridor for power cable engineering, builds a digital collaborative design platform serving each stage of research, preliminary setting, construction drawing design and completion drawing design of power grid engineering, realizes real-time design collaboration and real-time information sharing based on the three-dimensional design platform, finally forms an engineering design mode of carrying out mutual beneficial collaboration in full-professional synchronization, improves design efficiency and quality, simultaneously, provides design results for an owner unit, a construction unit and an operation and maintenance unit, the continuous innovation of the engineering construction technology is promoted, and the engineering construction quality and the overall engineering benefit are improved.
In order to achieve the purpose, the invention adopts the technical scheme that:
a three-dimensional digital collaborative design method for power cable line engineering comprises the following working contents,
1) designing a workflow based on three-dimensional digital collaborative design, and standardizing the workflows of different professions in different design stages in the design work;
2) constructing a multi-professional integrated digital collaborative design platform based on a unified geographic information system and a unified three-dimensional information model modeling technology;
3) establishing a public database, a collaborative design database and an engineering service database by using cloud computing and big data technology, and storing and sharing real-time data;
4) based on the three-dimensional digital information model, opening a data real-time flow path among different professional software;
5) the method comprises the following steps of determining different design professional authorities, determining the unified standardization of formats of different professional design result data, and realizing multi-professional collaborative design;
6) and the three-dimensional design result simultaneously serves an owner unit, a construction unit and an operation and maintenance unit in an information model form.
The technical scheme of the invention is further improved as follows: the different stages of the design work in the step 1) comprise a feasibility research stage, a preliminary design stage, a construction drawing design stage and a completion drawing compilation stage; different specialties are divided into geographic information system design, path design, circuit electrical design, circuit structure design, water heating professional design, power distribution professional design, fire fighting professional design and skill professional design.
The technical scheme of the invention is further improved as follows: the multi-professional integrated digital collaborative design platform in the step 2) adopts a unified geographic information system and a three-dimensional information model modeling technology to realize real-time sharing of different professional model positions and real-time collaboration of three-dimensional model information.
The technical scheme of the invention is further improved as follows: establishing a distributed database in the step 3), wherein the distributed database comprises a basic public database, a collaborative design database and an engineering service database;
the first part is a basic public database, adopts SQLSever database for storage and is mainly used for storage, scheduling and query of basic geographic information data and basic model data; the second part is a collaborative design database, which adopts a MySQL database and is mainly used for managing collaborative design process data and result data; and the third part is an engineering service database, is developed based on NoSQL theory, can be deployed locally and quickly, and meets the service requirements of power cable line engineering field design work.
The technical scheme of the invention is further improved as follows: and (4) the different professional unified design platforms in the step 4) get through the data of different professional design software from the bottom layer, so that the real-time sharing of different professional information is realized, the models are cooperated in real time, the three-dimensional model is used as a support, the models are driven by the data, the three-dimensional arrangement is directly carried out, and the two-dimensional drawing and the data are extracted from the three-dimensional model in real time.
The technical scheme of the invention is further improved as follows: designing different professional permissions in the step 5) is that different design professionals have the permission to design the professional task under the same platform in the design process; the unified standardization is that the process files and finished product files of each specialty in the design work all adopt a unified digital standard format.
The technical scheme of the invention is further improved as follows: the workflow of the preliminary design phase is as follows,
(1) basic information such as power grid planning, project origin-destination points and project overview of the line is known;
(2) according to the condition of being researched, carrying out primary selection on the indoor scheme and carrying out professional review;
(3) performing site survey, collecting capital, handling related protocols, and adjusting the path scheme according to the site condition;
(4) the surveying major provides surveying reports to the electric and structural major according to the stepping surveying and collecting conditions, and establishes a basic BIM model of the electric power structure, and the precision meets the initial setting requirement;
(5) the electric profession carries out station port path design according to variable/power generation cost improvement, and the section and the buried depth of a structure are butted;
(6) the electrical profession selects the types of the conducting wires and the communication optical cables and designs grounding according to the information improvement conditions of the communication, system and survey professions, and establishes a three-dimensional general model of the cross section arrangement of the conducting wires and the communication optical cable structures;
(7) the electric profession confirms the path length, confirms the number of cable loops and the section size in the section of the structure according to the long-term planning of the system, and provides the structure, the water heating and the power distribution profession with the data;
(8) the electric profession preliminarily confirms the position of the cable working well, determines the initial material quantity, clears the engineering quantity through a channel, and submits the information to the technical and structural professions;
(9) the water heating professional arranges the positions of the ventilation shafts and confirms the number of the ventilation shafts and the size of the fans according to the line electric and power distribution professional investment improvement; the water heating specialty confirms the drainage scheme of the structure according to the electric and structure specialty;
(10) the power distribution profession provides reliable power supply points for the auxiliary facilities according to the line electric and system funding low-voltage power supply points; the power distribution profession configures the low-voltage illumination power consumption of the internal illumination, the fan and the comprehensive monitoring equipment of the structure according to the line electrical and water heating professions;
(11) the structural profession draws a structure section type summary map according to the survey profession and the electric profession investment-providing conditions, and establishes a general three-dimensional model of the structure section;
(12) the structure specialty calculates the initial material amount and gives resources to the skill specialty;
(13) the technical and technical professions provide capital to generate a primary approximate book according to the electric, structure, water heating and power distribution professions.
The technical scheme of the invention is further improved as follows: the workflow of the construction drawing design stage is as follows,
(1) calling power grid GIS data and basic geographic information data in a three-dimensional route selection system to select a route scheme;
(2) surveying personnel to carry out on-site measurement and drilling work;
(3) the surveying professional records the field measurement data into the system, generates a channel three-dimensional model and submits a surveying report;
(4) the electrical profession confirms the outbound position and the buried depth of the cable structure in the station according to the transformation civil engineering profession and the measurement profession;
(5) the electrical profession carries out cable laying design by utilizing a three-dimensional model of a structure;
(6) the grounding design is carried out in the electrical industry;
(7) the electric profession submits finished route maps, ground attachments, drilling and excavation wall-dismantling quantities, working well positions and quantities, section sizes and the like to the structure, water heating and power distribution professions;
(8) the water heating professional carries out fireproof, ventilation and drainage design in the structure according to the electric professional investment, and the number of positions of a ventilation shaft and a drainage shaft is saved to the structure professional;
(9) the power distribution profession designs the illumination and the comprehensive monitoring in the structure according to the electric gas investment;
(10) the structural speciality carries out horizontal and vertical section design according to professional upgrading of electricity, geophysical prospecting, geology, water heating and the like, and a three-dimensional cable structure and an accessory structure model are built;
(11) the material quantity generated by each specialty is funded to the technical and technical profession;
(12) generating construction drawing budget by skill profession;
(13) and (4) publishing construction drawings and related reports of the professions according to the rules of the drawings.
The technical scheme of the invention is further improved as follows: the work flow of the completion map preparation phase is as follows,
(1) the method comprises the steps that geographic information data, power grid thematic data and construction map stage engineering data are called from a database;
(2) adjusting a construction drawing and a three-dimensional line model by each professional according to the design change condition;
(3) publishing a general completion description and drawings by each specialty, and storing engineering data, drawings and the like into a finished product database;
(4) the service life cycle of the digital handover service is completed.
Due to the adoption of the technical scheme, the invention has the following technical effects:
the invention discloses a three-dimensional digital collaborative design method for a power cable line project, which is the basis of a new generation of digital, virtual and intelligent design platform. The method is a new design method which is established on the basis of plane and two-dimensional design and enables the design target to be more three-dimensional and more visualized. The three-dimensional design standardization system can provide corresponding design specifications and management specifications for the third design technical revolution after manual drawing and CAD drawing, is a series of reusable specifications, guide rules or characteristic files formulated and complied for supporting three-dimensional design and transfer of power cable line engineering and life cycle activities such as planning, construction, operation, maintenance and the like, and is a basic guarantee for the three-dimensional design of the power cable line engineering.
The three-dimensional digital collaborative design method for the power cable line engineering is based on the establishment of a perfect digital design standard system, a series of technical standards and a quality assurance supervision system, completely separates the traditional design working mode, and reconstructs a three-dimensional digital collaborative design flow. The design process and the work authority of different professionals based on the same working platform in different design stages are determined, the smooth design process is guaranteed, and the design efficiency and the design quality are improved.
The three-dimensional digital collaborative design method for the power cable line engineering creates a common design platform for design and coordination among all the professions, different professions work in parallel in a uniformly set digital, virtual and intelligent space, and meanwhile, a unified geographic information system and a three-dimensional information model modeling technology are adopted, so that the real-time sharing of the positions of multi-professional models and the real-time collaboration of three-dimensional model information are realized, and the efficiency and the quality of data intercommunication among different professions are improved.
According to the three-dimensional digital collaborative design method for the power cable line engineering, the distributed database is established, the distributed storage management of public data, collaborative design data and engineering service data is realized, different databases are intercommunicated and called in real time based on different professional specific authorities, and the operation efficiency of the databases is improved.
According to the three-dimensional digital collaborative design method for the power cable line engineering, different professional unified design platforms open different professional design software data from the bottom layer, real-time sharing of different professional information is achieved, models are coordinated in real time, the models are directly arranged in a three-dimensional mode through data driving based on the three-dimensional model, two-dimensional drawings and data are extracted from the three-dimensional model in real time, what you see is what you get is achieved, and design quality is guaranteed.
The three-dimensional digital collaborative design method for the power cable line engineering is clear in design permission of different specialties, and meanwhile, the process files and finished product files of each specialty in the standard design work adopt a unified digital standard format, so that one-time input and repeated multiplexing of data are realized, organization and centralized storage of data information are facilitated, and the accuracy and consistency of related drawing information are guaranteed.
The three-dimensional digital collaborative design method for the power cable line engineering can be used for serving design results on the basis of a three-dimensional digital collaborative design platform, an information-based model as a carrier, a GIS as a support and a database as a basis, and serving an owner unit, a construction unit, an operation and maintenance unit and the like, thereby providing basic data support for realizing the management target of the engineering full life cycle.
Drawings
Fig. 1 is a flow chart of a three-dimensional digital collaborative design method of power cable line engineering according to the present invention.
FIG. 2 is a schematic diagram of the cooperation between the professions in the preliminary design stage of the present invention.
FIG. 3 is a schematic diagram of the cooperation between the professions in the construction drawing design stage of the present invention.
Figure 4 is a schematic diagram of the cooperation among specialties in the as built drawing stage of the invention.
FIG. 5 is a schematic diagram of distributed database management of the present invention.
Detailed Description
The invention is described in further detail below with reference to the following figures and specific embodiments:
the invention discloses a three-dimensional digital collaborative design method for power cable line engineering. The method is based on the same collaborative design platform, and three-dimensional digital collaborative design of different specialties of power cable line engineering is realized.
Fig. 1 is a flow chart of the method, which comprises the following:
1) establishing an effective three-dimensional design organization system, compiling a three-dimensional design management system and a three-dimensional design quality guarantee system, and standardizing the design working quality.
In the technical scheme of the invention, a series of reusable specifications, guide rules or characteristic files are formulated and complied with by combining the three-dimensional digital collaborative design characteristics of the power cable line engineering, so that the three-dimensional design, transfer, planning, infrastructure construction, operation, maintenance and other life cycle activities of the power cable line engineering are supported.
The three-dimensional digital collaborative design characteristics are combined, a regulation, specification and quality assurance system different from the traditional design is formulated, the three-dimensional digital collaborative design process is guaranteed to be based, and the three-dimensional digital collaborative design result is well documented.
2) The traditional two-dimensional design working mode is broken through, the design flow based on three-dimensional digital collaborative design is remodeled, and the working flows of different design stages of different specialties in the design work are standardized.
The method is based on the establishment of a perfect digital design standard system, a series of technical standards and a quality assurance supervision system, breaks through the traditional design working mode, and reconstructs a three-dimensional digital collaborative design flow. Design processes and work permissions of different professionals based on the same working platform in different design stages are determined, the smooth design process is guaranteed, and design efficiency and quality are improved.
Specifically, fig. 2 is a schematic diagram of the cooperation between professions in the preliminary design stage of the present invention.
Description of design flow:
(1) and basic information such as power grid planning, project origin-destination points of the line, project overview and the like is known.
(2) And carrying out primary selection on the indoor scheme and carrying out professional review according to the condition of research.
(3) And performing site survey, collecting capital, handling related protocols and adjusting the path scheme according to the site condition.
(4) The surveying professional provides surveying reports to the electric and structural professionals according to the stepping surveying and collecting conditions, and establishes a basic BIM model of the electric power structure, and the accuracy meets the requirement of initial setting.
(5) The electric profession carries out station mouth path design according to the improvement of power transformation (power generation) and butt joint of the section and the buried depth of a structure.
(6) The electric profession selects the types of the conducting wires and the communication optical cables and designs the grounding according to the information improvement conditions of the communication, the system and the surveying profession, and establishes a three-dimensional general model of the cross section arrangement of the conducting wires and the communication optical cable structures.
(7) And (4) the electrical profession confirms the path length, confirms the number of cable loops in the section of the structure and the section size according to the long-term planning of the system, and provides the structure, the water heating and the power distribution profession with the data.
(8) The electric profession preliminarily confirms the position of the cable working well, determines the initial material quantity, clears the engineering quantity through the channel, and submits the information to the technical and structural professions.
(9) The water heating professional arranges the positions of the ventilation shafts and confirms the number of the ventilation shafts and the size of the fans according to the line electricity and the power distribution professional. And the water heating specialty confirms the drainage scheme of the structure according to the electric and structural specialties.
(10) The power distribution profession provides reliable power supply points for auxiliary facilities according to line electricity and system investment low-voltage power supply points. The power distribution profession configures the low-voltage illumination power consumption of the internal illumination, the fan and the comprehensive monitoring equipment of the structure according to the line electrical and water heating professions.
(11) And (4) drawing a structural section type summary map by the structural profession according to the survey profession and the electric profession investment condition, and establishing a general three-dimensional model of the structural section.
(12) The structure specialty calculates the initial material amount and gives resources to the skill specialty.
(13) The technical and technical professions provide capital to generate a primary approximate book according to the electric, structure, water heating and power distribution professions.
Further, fig. 3 is a schematic diagram of cooperation between specialties at the construction drawing design stage of the present invention.
Description of design flow:
(1) and calling power grid GIS data, basic geographic information data and the like in the three-dimensional route selection system to select a route scheme.
(2) The surveyor performs field measurements, drilling, etc.
(3) The surveying professional records the field measurement data into the system, generates a channel three-dimensional model and submits a surveying report.
(4) And the electrical profession confirms the outbound position and the buried depth of the cable structure in the station according to the capital improvement of the transformer civil engineering profession and the measurement profession.
(5) And the electrical industry carries out cable laying design by utilizing a three-dimensional model of a structure.
(6) The electrical profession is carrying out the ground design.
(7) The electric profession gives the final path diagram, ground attachments (drilling and excavation wall-splitting amount), well positions and quantity, section size and the like to the structure, water heating and power distribution professions.
(8) The water heating profession carries out the design of fire prevention, ventilation and drainage in the structure according to the electric profession, and gives the structural profession the quantitative information of the positions of the ventilation shaft and the drainage shaft.
(9) And the power distribution profession designs the illumination and the comprehensive monitoring in the structure according to the electric gas investment.
(10) The structural speciality carries out horizontal and vertical section design according to professional supplies such as electricity, geophysical prospecting, geology, water heating and the like, and a three-dimensional cable structure and an accessory structure model are built.
(11) The profession and the profession are dedicated to the technical and technical profession.
(12) And generating construction drawing budget by technical and technical specialties.
(13) And (4) publishing construction drawings and related reports of the professions according to the rules of the drawings.
Further, fig. 4 is a schematic diagram of cooperation among specialties in the as built drawing preparation stage of the present invention.
As-built stage flow description:
(1) and (4) calling geographic information data, power grid thematic data and construction map stage engineering data from the database.
(2) And adjusting the construction drawing and the three-dimensional line model by each specialty according to the design change condition.
(3) And (4) publishing a general description and drawings of completion by each specialty, and storing engineering data, drawings and the like into a finished product database.
(4) The service life cycle of the digital handover service is completed.
3) Construction of multi-professional integrated working platform based on unified geographic information system and unified modeling technology
In the technical scheme of the invention, the multi-professional integrated working platform is formed by carrying out multi-professional parallel work to develop collaborative design in a uniformly set virtual intelligent space, and a uniform geographic information system and three-dimensional information model modeling technology are adopted to realize real-time sharing of different professional model positions and real-time collaboration of three-dimensional model information. The professional design results are mutually transparent, displayed in real time, shared and coordinated according to different levels. And the data intercommunication efficiency and quality among different specialties are improved.
4) And establishing a basic public database, a collaborative design database and an engineering service database by utilizing cloud computing and big data technology, and storing and sharing real-time data. Based on different professional specific authorities, different databases are communicated and called in real time, and the working efficiency is improved.
In the technical scheme of the invention, a distributed database is established, wherein the first part is a basic public database, adopts an SQLSever database for storage, and is mainly used for storage, scheduling and query of basic geographic information data and basic model data; the second part is a collaborative design database, which adopts a MySQL database and is mainly used for managing collaborative design process data, result data and the like; and the third part is an engineering service database, is developed based on NoSQL theory, can be deployed locally and quickly, and meets the service requirements of power cable line engineering field design work.
Specifically, fig. 5 is a schematic diagram of the distributed database of the present invention.
Data circulation and professional communication in the digital design platform mainly depend on establishing a unified database data management system. The problem of data loss caused in the process of designing service circulation can be effectively avoided by storing originally discrete design data and service data in the database of the building and server. And the Web Service is used for realizing data exchange between the client and the server database.
The platform database data does not provide an external access interface, and all data interaction needs to be forwarded through corresponding servers. The engineering data and the basic geographic information data are forwarded by adopting an FTP file server, and the data are directly downloaded to a local client for use after being encrypted by the server. The data of the business database is accessed and operated in an interface form by using a Web service.
The generated data of the project design participants are uploaded to a server through a system bus and finally stored in a database. When any other professional cooperative staff need to access the related data, the authority of the server needs to be authenticated, and then the corresponding data is acquired from the database by using an interface provided by the server. And the whole data interaction process synchronously generates operation logs in the process of forwarding through the server and records the operation logs in a service database to complete the whole-process monitoring of the collaborative design process.
5) And on the basis of the three-dimensional digital model and based on the collaborative design platform unified by different specialties, different professional software data are communicated from the bottom layer, and collaborative design and efficient data circulation of the different professional unified platforms are realized.
In the technical scheme of the invention, different professions are opened from the bottom layer, the existing database is used for carrying out detailed design of the professions under the environment of virtualization, intellectualization and unification, the real-time sharing of information and the real-time cooperation of models of the different professions are realized, and the work can be carried out in the mutually associated tool software in time and efficiently as long as the design platform can be connected no matter where each profession department is located. The three-dimensional model is used as a support, the data drive model is used for directly carrying out three-dimensional arrangement, two-dimensional drawings and data are extracted from the three-dimensional model in real time, the 'what you see is what you get' is realized, and the design quality is ensured.
6) And determining different design professional authorities, determining the unified standardization of formats of different professional design result data, and realizing multi-professional collaborative design.
In the technical scheme of the invention, the design authorities of different specialties are determined, and meanwhile, the process files and the finished product files of each specialty in the standard design work adopt a unified digital standard format, so that the data is input for multiple times and reused, the organization and the centralized storage of the data information are convenient, and the accuracy and the consistency of the related drawing information are ensured.
7) The three-dimensional digital collaborative design result simultaneously serves the service engineering construction whole life cycle of the engineering owner unit, the construction unit and the operation and maintenance unit through digital transfer. Service engineering construction life cycle management is carried out, and the overall benefit of engineering construction is improved.
Further, the three-dimensional collaborative design result of the present invention serves the full life cycle. The unified digitization of the contribution data and the result data has more obvious advantages in the transfer of the final result, the detailed program and traceability requirements of design related data of an owner are more urgent along with the development of an intelligent power grid and ubiquitous power Internet of things construction target, meanwhile, the three-dimensional informatization model runs through the whole life cycle of the engineering construction, the cooperative work requirements are met, the quality and the efficiency of finished products are improved, the deficiency of two-dimensional space design is effectively made up, the service engineering construction is complete, and the overall benefit of the engineering construction is improved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (9)
1. A three-dimensional digital collaborative design method for power cable line engineering is characterized by comprising the following steps: including the following operational aspects in which the contents of the operation,
1) designing a workflow based on three-dimensional digital collaborative design, and standardizing the workflows of different professions in different design stages in the design work;
2) constructing a multi-professional integrated digital collaborative design platform based on a unified geographic information system and a unified three-dimensional information model modeling technology;
3) establishing a public database, a collaborative design database and an engineering service database by using cloud computing and big data technology, and storing and sharing real-time data;
4) based on the three-dimensional digital information model, opening a data real-time flow path among different professional software;
5) the method comprises the following steps of determining different design professional authorities, determining the unified standardization of formats of different professional design result data, and realizing multi-professional collaborative design;
6) and the three-dimensional design result simultaneously serves an owner unit, a construction unit and an operation and maintenance unit in an information model form.
2. The three-dimensional digital collaborative design method for the power cable line engineering according to claim 1, characterized in that: the different stages of the design work in the step 1) comprise a feasibility research stage, a preliminary design stage, a construction drawing design stage and a completion drawing compilation stage; different specialties are divided into geographic information system design, path design, circuit electrical design, circuit structure design, water heating professional design, power distribution professional design, fire fighting professional design and skill professional design.
3. The three-dimensional digital collaborative design method for the power cable line engineering according to claim 1, characterized in that: the multi-professional integrated digital collaborative design platform in the step 2) adopts a unified geographic information system and a three-dimensional information model modeling technology to realize real-time sharing of different professional model positions and real-time collaboration of three-dimensional model information.
4. The three-dimensional digital collaborative design method for the power cable line engineering according to claim 1, characterized in that: establishing a distributed database in the step 3), wherein the distributed database comprises a basic public database, a collaborative design database and an engineering service database;
the first part is a basic public database, adopts SQLSever database for storage and is mainly used for storage, scheduling and query of basic geographic information data and basic model data; the second part is a collaborative design database, which adopts a MySQL database and is mainly used for managing collaborative design process data and result data; and the third part is an engineering service database, is developed based on NoSQL theory, can be deployed locally and quickly, and meets the service requirements of power cable line engineering field design work.
5. The three-dimensional digital collaborative design method for the power cable line engineering according to claim 1, characterized in that: and (4) the different professional unified design platforms in the step 4) get through the data of different professional design software from the bottom layer, so that the real-time sharing of different professional information is realized, the models are cooperated in real time, the three-dimensional model is used as a support, the models are driven by the data, the three-dimensional arrangement is directly carried out, and the two-dimensional drawing and the data are extracted from the three-dimensional model in real time.
6. The three-dimensional digital collaborative design method for the power cable line engineering according to claim 1, characterized in that: designing different professional permissions in the step 5) is that different design professionals have the permission to design the professional task under the same platform in the design process; the unified standardization is that the process files and finished product files of each specialty in the design work all adopt a unified digital standard format.
7. The three-dimensional digital collaborative design method for the power cable line engineering according to claim 2, characterized in that: the workflow of the preliminary design phase is as follows,
(1) the basic information comprises power grid planning and the origin-destination point of the line project;
(2) according to the condition of being researched, carrying out primary selection on the indoor scheme and carrying out professional review;
(3) performing site survey, collecting capital, handling related protocols, and adjusting the path scheme according to the site condition;
(4) the surveying major provides surveying reports to the electric and structural major according to the stepping surveying and collecting conditions, and establishes a basic BIM model of the electric power structure, and the precision meets the initial setting requirement;
(5) the electric profession carries out station port path design according to variable/power generation cost improvement, and the section and the buried depth of a structure are butted;
(6) the electrical profession selects the types of the conducting wires and the communication optical cables and designs grounding according to the information improvement conditions of the communication, system and survey professions, and establishes a three-dimensional general model of the cross section arrangement of the conducting wires and the communication optical cable structures;
(7) the electric profession confirms the path length, confirms the number of cable loops and the section size in the section of the structure according to the long-term planning of the system, and provides the structure, the water heating and the power distribution profession with the data;
(8) the electric profession preliminarily confirms the position of the cable working well, determines the initial material quantity, clears the engineering quantity through a channel, and submits the information to the technical and structural professions;
(9) the water heating professional arranges the positions of the ventilation shafts and confirms the number of the ventilation shafts and the size of the fans according to the line electric and power distribution professional investment improvement; the water heating specialty confirms the drainage scheme of the structure according to the electric and structure specialty;
(10) the power distribution profession provides reliable power supply points for the auxiliary facilities according to the line electric and system funding low-voltage power supply points; the power distribution profession configures the low-voltage illumination power consumption of the internal illumination, the fan and the comprehensive monitoring equipment of the structure according to the line electrical and water heating professions;
(11) the structural profession draws a structure section type summary map according to the survey profession and the electric profession investment-providing conditions, and establishes a general three-dimensional model of the structure section;
(12) the structure specialty calculates the initial material amount and gives resources to the skill specialty;
(13) the technical and technical professions provide capital to generate a primary approximate book according to the electric, structure, water heating and power distribution professions.
8. The three-dimensional digital collaborative design method for the power cable line engineering according to claim 2, characterized in that: the workflow of the construction drawing design stage is as follows,
(1) calling power grid GIS data and basic geographic information data in a three-dimensional route selection system to select a route scheme;
(2) surveying personnel to carry out on-site measurement and drilling work;
(3) the surveying professional records the field measurement data into the system, generates a channel three-dimensional model and submits a surveying report;
(4) the electrical profession confirms the outbound position and the buried depth of the cable structure in the station according to the transformation civil engineering profession and the measurement profession;
(5) the electrical profession carries out cable laying design by utilizing a three-dimensional model of a structure;
(6) the grounding design is carried out in the electrical industry;
(7) the electric profession submits a final plate path diagram, ground attachments, wall breaking amount of drilling and excavation, positions and quantity of working wells and section size to structure, water heating and power distribution professions;
(8) the water heating professional carries out fireproof, ventilation and drainage design in the structure according to the electric professional investment, and the number of positions of a ventilation shaft and a drainage shaft is saved to the structure professional;
(9) the power distribution profession designs the illumination and the comprehensive monitoring in the structure according to the electric gas investment;
(10) the structural speciality carries out horizontal and vertical section design according to professional upgrading of electricity, geophysical prospecting, geology and water heating, and a three-dimensional cable structure and accessory structure model is established;
(11) the material quantity generated by each specialty is funded to the technical and technical profession;
(12) generating construction drawing budget by skill profession;
(13) and (4) publishing construction drawings and related reports of the professions according to the rules of the drawings.
9. The three-dimensional digital collaborative design method for the power cable line engineering according to claim 2, characterized in that: the work flow of the completion map preparation phase is as follows,
(1) the method comprises the steps that geographic information data, power grid thematic data and construction map stage engineering data are called from a database;
(2) adjusting a construction drawing and a three-dimensional line model by each professional according to the design change condition;
(3) publishing a general completion description and drawings by each specialty, and storing engineering data and drawings to a finished product database;
(4) the service life cycle of the digital handover service is completed.
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| PCT/CN2020/122106 WO2021120821A1 (en) | 2019-12-19 | 2020-10-20 | 3d digital collaborative design method for power cable line engineering |
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