CN104866590B - Monitoring data expression and integrated approach based on IFC standards - Google Patents

Monitoring data expression and integrated approach based on IFC standards Download PDF

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CN104866590B
CN104866590B CN201510288054.7A CN201510288054A CN104866590B CN 104866590 B CN104866590 B CN 104866590B CN 201510288054 A CN201510288054 A CN 201510288054A CN 104866590 B CN104866590 B CN 104866590B
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CN104866590A (en
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卢伟
滕军
王超
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Abstract

The present invention provides a kind of monitoring data integrated system, expression and integrated approach based on IFC standards；Integrated system includes IFC document analysis module, monitoring data extraction module and IFC file generating modules；Data representation method and integrated approach are by establishing the mapping relations of IFC standards and monitoring data, realize that the monitoring data of non-IFC forms are converted into IFC reference formats, again based on the monitor database established based on SQL Server, extracted by IFC document analysis, monitoring data, IFC file generateds, realize that monitoring data are integrated into IFC files, to realize exchange of the monitoring data between the application based on BIM of project parties, shared and efficiently use offer technical support.Technical solution provided by the invention, which overcomes existing IFC standards, can not meet that monitoring information expression and the prior art can not realize the problem of monitoring data batch is integrated into IFC files, pass through batch data treatment technology, realize the batch processing that monitoring data are integrated with IFC files, effectively increase the efficiency that the monitoring data based on IFC standards integrate.

Description

Monitoring data expression and integrated approach based on IFC standards
Technical field
The invention belongs to Information industry technical field, and in particular to a kind of monitoring data expression side based on IFC standards Method and integrated approach.
Background technology
Building Information Model (Building Information Model, BIM) is to create and utilize digital model Project is designed, is constructed and the process of operation maintenance, its function is the number for using and transmitting construction project by exploitation Word information model improves the design of project, construction and operation management.BIM technology passes through digital information analogue simulation building All real informations, can keep information to constantly update in integrated digital environment and can provide access, make owner, building Teacher, engineer and construction personnel, which can understand, comprehensively understands project.BIM has single project data source, can solve it is distributed, Uniformity and globally shared problem between isomery project data, support that construction project Life cycle different phase and difference should Exchanged with the engineering information between system and shared, effectively lift the level of IT application of construction industry.
IFC (Industry Foundation Classes) standard is in the pin of issue in 1997 by international co-operation alliance To the product model standard of building engineering field, it is therefore an objective to establish one with data sharing for the architectural discipline flow lifting in the whole world The benchmark of universal significance, lifts the efficiency and quality of data exchange in the whole life cycle of construction project.Nowadays, increasingly More building trade related softwares provides the data exchange interface of IFC standards so that multi-specialized collaborative design and management becomes Reality.With application of the IFC standards in buildings model, the application of Building Information Model is rapidly developed.
The purpose of monitoring structural health conditions (Structural Health Monitoring, SHM) is to ensure that building structure Security, avoids structure that loss caused by disaster accident occurs.Monitoring structural health conditions produce mass data, these data are to knot The strong foundation that military service situation, reliability and the durability of structure are assessed, provides for the maintenance, maintenance and administrative decision of structure Foundation and guidance.In Practical Project, monitoring data storage format differs, and is brought to the shared of data and efficiently using tired It is difficult.BIM technology and IFC standards is solve the problems, such as that these provide thinking.Monitoring data are shared into item in time using IFC standards Mesh each side, and realize that monitoring data are efficiently used and had great importance using BIM platforms.But current IFC standards are not wrapped Definition containing monitoring data, can not complete the expression of the monitoring data based on IFC standards.In addition, monitoring data have magnanimity The characteristics of, the prior art still can not achieve monitoring data batch and be integrated into IFC files, to the shared of the monitoring data based on IFC Bring difficulty.
The content of the invention
In view of this, it is an object of the invention to overcome the deficiencies of the prior art and provide a kind of monitoring based on IFC standards Data integrated system, expression and integrated approach.By batch data treatment technology, monitoring data and IFC file sets are realized Into batch processing, effectively increase the efficiency that the monitoring data based on IFC standards integrate.
In order to achieve the above object, the present invention adopts the following technical scheme that：A kind of monitoring data based on IFC standards, which integrate, is System, which can realize is integrated into IFC files by the monitoring data in monitor database, which is included with lower module：
IFC document analysis modules：By the reading and parsing to IFC files, sensor entity numbering and GUID are obtained, and Record is in memory；
Monitoring data extraction module：Monitor database is connected, according to the mapping relations of sensor entity and monitoring data table, Inquired about from monitor database and extract monitoring data, and read in memory；
IFC file generating modules：Attribute using the monitoring data in memory as corresponding sensor entity, writes corresponding IFC sentences, write-in IFC files simultaneously preserve；The IFC sentences include the description attribute sentence of monitoring data, attribute set statement, Property set associates sentence with sensor entity.The monitor database is a kind of relationship type established based on SQL Server Database, for storing and managing monitoring data.The IFC files contain sensor model information derived from BIM softwares IFC files.
The present invention additionally provides a kind of data representation on the basis of the above-mentioned monitoring data integrated system based on IFC standards Method, adopts the following technical scheme that：A kind of data representation method of the monitoring data integrated system based on IFC standards, this method Realize the expression of the monitoring data based on IFC standards, specifically comprise the following steps：
Step 41, monitoring information model is established；The monitoring information model defines the data of monitoring structural health conditions data Member and type；The monitoring data are the gathered data of sensor, including monitor value and monitoring time；The sensor includes Displacement sensor, strain transducer and acceleration transducer；
Step 42, self-defined monitoring data IFC property sets are established；The IFC property sets refer to be used to describe letter in IFC standards The set of the attribute of breath；The attribute is the base unit for forming property set；The definition of the property set includes attribute sensor Collect title, applicable entity, applicable type；
Step 43, self-defined monitoring data IFC attributes are established；The IFC attributes refer in IFC standards for description information Base unit；The definition of the attribute includes the title, the type of attribute, data type of attribute；The definition of the attribute and prison The definition of measurement information model data member corresponds, and the mapping of monitoring data and IFC standards is completed, so as to fulfill IFC is utilized Standard scale reaches monitoring data.
On the other hand, the present invention additionally provides one on the basis of the above-mentioned monitoring data integrated system based on IFC standards Kind data integrating method, adopts the following technical scheme that：A kind of data integration side of the monitoring data integrated system based on IFC standards Method, this method is realized is integrated into IFC files by the monitoring data in monitor database, specifically comprises the following steps：
Step 51, IFC files are read and parsed using IFC document analysis module, obtain sensor entity numbering and GUID And record in memory；
Step 52, using monitoring data read module, monitor database, disposable each sensor entity of batch extracting are connected Corresponding monitoring data are into memory；
Step 53, it is real using monitoring data as corresponding sensor according to the monitoring data expression based on IFC standards The attribute of body, using IFC file generating modules, writes corresponding IFC sentences, writes IFC files and preserves.
Further, in the step 51, the sensor entity numbering is sensor entity described in IFC files The numbering of sentence；The GUID is generated and distributed by computer, for the numbering of sensor entity mark, is had unique Property.
Further, the step 51 includes following following steps：
Step 511, IFC file statements are read to memory using FileStream, then travels through the sentence of the IFC files；
Step 512, whether the IFC sentences for judging to read are the sentence for describing sensor entity, if it is carry out step 513, otherwise return to step 511 continue travel through IFC files；
Step 513, record sensor entity numbering and GUID into array；
Step 514, judge whether IFC files travel through to finish, if it is terminate the flow, otherwise return to step 511 after Continuous traversal IFC files.
Further, the step 52 comprises the following steps：
Step 521, the connection with SQL Server monitor databases is opened using SqlConnection；
Step 522, the bivariate table of record attribute sensor information is read, according to the sensor entity recorded in memory GUID, finds the measuring point number of corresponding sensor；
Step 523, the bivariate table of record monitoring data is read, corresponding monitoring data are found according to measuring point number, is utilized SqlDataAdapter reads monitoring data.
Step 524, the monitoring data of reading are stored in DataTable.
Step 525, the connection with monitor database is closed.
Further, the step 53 comprises the following steps：
Step 611, based on step 51 as a result, traversal DataTable, read the corresponding monitoring number of each sensor entity According to；
Step 612, the attribute using the monitoring data of reading as sensor entity, writes corresponding description monitoring data IFC attribute sentences；
Step 613, the combinations of attributes in step 612 is obtained into property set, and writes the IFC of corresponding description monitoring data Attribute set statement；
Step 614, write the property set that step 613 obtains and associate sentence with the IFC of described sensor entity；
Step 615, the attribute sentence write, attribute set statement, association sentence are write using FileStreamWriter IFC files, realize the integrated of monitoring data and IFC files；
Step 616, IFC files are Saved and Closed.
The present invention uses above technical scheme, by establishing the mapping relations of IFC standards and monitoring data, realizes non-IFC Based on the monitoring data of form are converted into IFC reference formats, then the monitor database to be established based on SQL Server, pass through IFC document analysis, monitoring data extraction, IFC file generateds, realize that monitoring data are integrated into IFC files, to realize monitoring data It is exchange between the application based on BIM of project parties, shared and offer technical support is be provided.Skill provided by the invention Art scheme, which overcomes existing IFC standards, can not meet that monitoring information expression and the prior art can not realize that monitoring data batch collects The problem of into IFC files, by batch data treatment technology, realize the batch processing that monitoring data are integrated with IFC files, have Effect improves the efficiency that the monitoring data based on IFC standards integrate.
Brief description of the drawings
Fig. 1 is the monitoring data integrated system structure diagram of the invention based on IFC standards；
Fig. 2 is that the sensor entity of the monitoring data integrated system structure of the invention based on IFC standards and type structure are shown It is intended to；
Fig. 3 is the data representation method flow diagram of the monitoring data integrated system of the invention based on IFC standards；
Fig. 4 is the IFC document analysis moulds of the data integrating method of the monitoring data integrated system of the invention based on IFC standards Block work flow diagram；
The monitoring data extraction mould of the data integrating method of monitoring data integrated system of Fig. 5 present invention based on IFC standards Block work flow diagram；
The IFC file generating modules of the data integrating method of monitoring data integrated system of Fig. 6 present invention based on IFC standards Work flow diagram.
In figure：1 is document analysis module；2 be monitoring data extraction module；3 be IFC file generating modules.
Embodiment
The present invention provides a kind of monitoring data integrated system, expression and integrated approach based on IFC standards.Pass through number According to batch processing technology, realize the batch processing that monitoring data are integrated with IFC files, effectively increase the prison based on IFC standards Survey the efficiency of data integration.With reference to the accompanying drawings and examples, technical scheme is further described.
As shown in Figure 1, the present embodiment provides a kind of monitoring data integrated system based on IFC standards, which can realize Monitoring data in monitor database are integrated into IFC files, which includes IFC document analysis module 1, monitoring data are extracted Module 2 and IFC file generating modules 3.
IFC document analysis modules：For the reading and parsing to IFC files, sensor entity numbering and GUID are obtained, and Record is in memory；
Monitoring data extraction module：Monitor database is connected, according to the mapping relations of sensor entity and monitoring data table, Inquired about from monitor database and extract monitoring data, and read in memory；
IFC file generating modules：According to monitoring data and the mapping relations of IFC standards, the monitoring number that will be stored in memory According to the attribute as corresponding sensor entity, write corresponding monitoring data IFC attributes set statement, attribute sentence and associate language Sentence, writes IFC files and preserves；Easy to other BIM application software shared datas.It should be noted that the monitor database It is a kind of relevant database established based on SQL Server, for storing and managing monitoring data.The IFC files are The IFC files of sensor model information are contained derived from BIM softwares.
As shown in Fig. 2, provided in the present embodiment and the relevant entities of IfcSensor (sensor) and type.Specially Entity relevant with IfcSensor (sensor) and type include IfcSensorTypeEnum (sensor class), IfcRelDefinesByProperties (entity-relation on attributes), IfcPropertySet (property set), IfcProperty (attribute).
When being monitored data integration, program can generate Custom Attributes sentence, attribute set statement, entity-attribute and close It is sentence, is expressed so as to fulfill monitoring data integrated utilization IFC and be integrated into IFC files.
As shown in figure 3, the present embodiment additionally provides on the basis of the above-mentioned monitoring data integrated system based on IFC standards A kind of data representation method, adopts the following technical scheme that：A kind of data representation of the monitoring data integrated system based on IFC standards Method, this method are realized the expression of the monitoring data based on IFC standards, are specifically comprised the following steps：
Step 41, monitoring information model is established；Data member of the selected section monitoring information as monitoring information model, and Determine the title and data type of data member.
The monitoring information model defines the data member and type of monitoring structural health conditions data；The monitoring data are The gathered data of sensor, including monitor value and monitoring time；The sensor includes displacement sensor, strain transducer and adds Velocity sensor；
Step 42, self-defined monitoring data IFC property sets are established；
The rule for according to IFC standards extend based on property set, defines displacement sensor, acceleration transducer, strain The monitoring data IFC property sets of sensor, including the title of property set, applicable entity and applicable type.It is specifically described IFC property sets refer to the set for the attribute for being used for description information in IFC standards；The attribute is the base unit for forming property set； The definition of the property set includes attribute sensor collection title, applicable entity, applicable type；
Step 43, self-defined monitoring data IFC attributes are established；
Define the corresponding IFC attributes of monitoring information model data member, including the title of attribute, attribute type and data class Type.Custom Attributes and monitoring information model data member are corresponded, just complete reflecting for monitoring data and IFC standards Penetrate.Further say that the IFC attributes refer to the base unit for being used for description information in IFC standards；The definition of the attribute includes The title of attribute, the type of attribute, data type；The definition of the attribute and the definition of monitoring information model data member are one by one It is corresponding, the mapping of monitoring data and IFC standards is completed, reaches monitoring data so as to fulfill using IFC standard scales.
On the other hand, the present embodiment additionally provides on the basis of the above-mentioned monitoring data integrated system based on IFC standards A kind of data integrating method, adopts the following technical scheme that：A kind of data integration of the monitoring data integrated system based on IFC standards Method, this method is realized is integrated into IFC files by the monitoring data in monitor database, specifically comprises the following steps：
Step 51, IFC files are read and parsed using IFC document analysis module, obtain sensor entity numbering and GUID And record in memory；
Step 52, using monitoring data read module, monitor database, disposable each sensor entity of batch extracting are connected Corresponding monitoring data are into memory；
Step 53, it is real using monitoring data as corresponding sensor according to the monitoring data expression based on IFC standards The attribute of body, using IFC file generating modules, writes corresponding IFC sentences, writes IFC files and preserves.The step 51 In, the sensor entity numbering is the numbering of the sentence of sensor entity described in IFC files；The GUID is by computer Generate and distribute, for the numbering of sensor entity mark, there is uniqueness.
As shown in figure 4, the step 51 includes following following steps：
Step 511, IFC file statements are read to memory using FileStream, then travels through the sentence of the IFC files；
Step 512, whether the IFC sentences for judging to read are the sentence for describing sensor entity, if it is carry out step 513, otherwise return to step 511 continue travel through IFC files；
Step 513, record sensor entity numbering and GUID into array；
Step 514, judge whether IFC files travel through to finish, if it is terminate the flow, otherwise return to step 511 after Continuous traversal IFC files.
As shown in figure 5, in the step 52 monitoring data extraction module work flow diagram, comprise the following steps：
Step 521, the connection with SQL Server monitor databases is opened using SqlConnection；
Step 522, the bivariate table of record attribute sensor information is read, according to the sensor entity recorded in memory GUID, finds the measuring point number of corresponding sensor；
Step 523, the bivariate table of record monitoring data is read, corresponding monitoring data are found according to measuring point number, is utilized SqlDataAdapter reads monitoring data.
Step 524, the monitoring data of reading are stored in DataTable.
Step 525, the connection with monitor database is closed.
As shown in fig. 6, in the step 53 IFC file generating modules work flow diagram, comprise the following steps：
Step 611, based on step 51 as a result, traversal DataTable, read the corresponding monitoring number of each sensor entity According to；
Step 612, the attribute using the monitoring data of reading as sensor entity, writes corresponding description monitoring data IFC attribute sentences；
Step 613, the combinations of attributes in step 612 is obtained into property set, and writes the IFC of corresponding description monitoring data Attribute set statement；
Step 614, write the property set that step 613 obtains and associate sentence with the IFC of described sensor entity；
Step 615, the attribute sentence write, attribute set statement, association sentence are write using FileStreamWriter IFC files, realize the integrated of monitoring data and IFC files；
Step 616, IFC files are Saved and Closed.
The present invention uses above technical scheme, by establishing the mapping relations of IFC standards and monitoring data, realizes non-IFC Based on the monitoring data of form are converted into IFC reference formats, then the monitor database to be established based on SQL Server, pass through IFC document analysis, monitoring data extraction, IFC file generateds, realize that monitoring data are integrated into IFC files, to realize monitoring data It is exchange between the application based on BIM of project parties, shared and offer technical support is be provided.Skill provided by the invention Art scheme, which overcomes existing IFC standards, can not meet that monitoring information expression and the prior art can not realize that monitoring data batch collects The problem of into IFC files, by batch data treatment technology, realize the batch processing that monitoring data are integrated with IFC files, have Effect improves the efficiency that the monitoring data based on IFC standards integrate.
The present invention is not limited to above-mentioned preferred forms, anyone can show that other are various under the enlightenment of the present invention The product of form, however, make any change in its shape or structure, it is every that there is skill identical or similar to the present application Art scheme, is within the scope of the present invention.

Claims (10)

  1. A kind of 1. data representation method of the monitoring data integrated system based on IFC standards, it is characterised in that：
    Monitoring data integrated system, which can be realized, used by the data representation method integrates the monitoring data in monitor database To IFC files, which is included with lower module：
    IFC document analysis modules：By the reading and parsing to IFC files, sensor entity numbering and GUID are obtained, and record In memory；
    Monitoring data extraction module：Monitor database is connected, according to sensor entity and the mapping relations of monitoring data table, from prison Inquiry and extraction monitoring data in database are surveyed, and are read in memory；
    IFC file generating modules：Attribute using the monitoring data in memory as corresponding sensor entity, writes corresponding IFC sentences, write IFC files and preserve；The IFC sentences include the attribute sentence, attribute set statement, category of description monitoring data Property collection associates sentence with sensor entity；
    This method realizes the expression of the monitoring data based on IFC standards, specifically comprises the following steps：
    Step 41, monitoring information model is established；The monitoring information model defines the data member of monitoring structural health conditions data And type；The monitoring data are the gathered data of sensor, including monitor value and monitoring time；The sensor includes displacement Sensor, strain transducer and acceleration transducer；
    Step 42, self-defined monitoring data IFC property sets are established；The IFC property sets refer in IFC standards for description information The set of attribute；The attribute is the base unit for forming property set；The definition of the property set includes attribute sensor set name Claim, applicable entity, applicable type；
    Step 43, self-defined monitoring data IFC attributes are established；The IFC attributes refer in IFC standards for the basic of description information Unit；The definition of the attribute includes the title, the type of attribute, data type of attribute；The definition of the attribute is believed with monitoring The definition for ceasing model data member corresponds, and completes the mapping of monitoring data and IFC standards, so as to fulfill IFC standards are utilized Express monitoring data.
  2. 2. the data representation method of the monitoring data integrated system according to claim 1 based on IFC standards, its feature exist In：The monitor database is a kind of relevant database established based on SQL Server, for storing and managing monitoring Data.
  3. 3. the data representation method of the monitoring data integrated system according to claim 1 based on IFC standards, its feature exist In：The IFC files contain the IFC files of sensor model information derived from BIM softwares.
  4. A kind of 4. data integrating method of the monitoring data integrated system based on IFC standards, it is characterised in that：
    Monitoring data integrated system, which can be realized, used by the data integrating method integrates the monitoring data in monitor database To IFC files, which is included with lower module：
    IFC document analysis modules：By the reading and parsing to IFC files, sensor entity numbering and GUID are obtained, and record In memory；
    Monitoring data extraction module：Monitor database is connected, according to sensor entity and the mapping relations of monitoring data table, from prison Inquiry and extraction monitoring data in database are surveyed, and are read in memory；
    IFC file generating modules：Attribute using the monitoring data in memory as corresponding sensor entity, writes corresponding IFC sentences, write IFC files and preserve；The IFC sentences include the attribute sentence, attribute set statement, category of description monitoring data Property collection associates sentence with sensor entity；
    This method is realized is integrated into IFC files by the monitoring data in monitor database, specifically comprises the following steps：
    Step 51, IFC files are read and parsed using IFC document analysis module, are obtained sensor entity numbering and GUID and are remembered Record is in memory；
    Step 52, using monitoring data read module, monitor database is connected, disposable each sensor entity of batch extracting corresponds to Monitoring data into memory；
    Step 53, according to the monitoring data expression based on IFC standards, using monitoring data as corresponding sensor entity Attribute, using IFC file generating modules, writes corresponding IFC sentences, writes IFC files and preserves.
  5. 5. the data integrating method of the monitoring data integrated system according to claim 4 based on IFC standards, its feature exist In：In the step 51, the sensor entity numbering is the numbering of the sentence of sensor entity described in IFC files；Institute Stating GUID is generated and is distributed by computer, for the numbering of sensor entity mark, has uniqueness.
  6. 6. the data integrating method of the monitoring data integrated system according to claim 4 based on IFC standards, its feature exist In：The step 51 includes following following steps：
    Step 511, IFC file statements are read to memory using FileStream, then travels through the sentence of the IFC files；
    Step 512, whether the IFC sentences for judging to read are the sentence for describing sensor entity, if it is carry out step 513, Otherwise return to step 511 continues to travel through IFC files；
    Step 513, record sensor entity numbering and GUID into array；
    Step 514, judge whether IFC files travel through to finish, if it is terminate the flow, otherwise the continuation time of return to step 511 Go through IFC files.
  7. 7. the data integrating method of the monitoring data integrated system according to claim 4 based on IFC standards, its feature exist In：The step 52 comprises the following steps：
    Step 521, the connection with SQL Server monitor databases is opened using SqlConnection；
    Step 522, the bivariate table of record attribute sensor information is read, according to the GUID of the sensor entity recorded in memory, Find the measuring point number of corresponding sensor；
    Step 523, the bivariate table of record monitoring data is read, corresponding monitoring data are found according to measuring point number, is utilized SqlDataAdapter reads monitoring data；
    Step 524, the monitoring data of reading are stored in DataTable；
    Step 525, the connection with monitor database is closed.
  8. 8. the data integrating method of the monitoring data integrated system according to claim 4 based on IFC standards, its feature exist In：The step 53 comprises the following steps：
    Step 611, based on step 51 as a result, traversal DataTable, read the corresponding monitoring data of each sensor entity；
    Step 612, the attribute using the monitoring data of reading as sensor entity, writes the IFC of corresponding description monitoring data Attribute sentence；
    Step 613, the combinations of attributes in step 612 is obtained into property set, and writes the IFC attributes of corresponding description monitoring data Set statement；
    Step 614, write the property set that step 613 obtains and associate sentence with the IFC of described sensor entity.
  9. 9. the data integrating method of the monitoring data integrated system according to claim 4 based on IFC standards, its feature exist In：The monitor database is a kind of relevant database established based on SQL Server, for storing and managing monitoring Data.
  10. 10. the data integrating method of the monitoring data integrated system according to claim 4 based on IFC standards, its feature It is：The IFC files contain the IFC files of sensor model information derived from BIM softwares.
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