CN112232722B - Building equipment management system based on building information model technology - Google Patents
Building equipment management system based on building information model technology Download PDFInfo
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Abstract
The invention discloses a building equipment management system based on a building information model technology, which relates to the technical field of building equipment management and solves the technical problem that the project progress speed is reduced because areas cannot be reasonably distributed in the prior art, the area model is received through an area division unit, the installation position of large-scale equipment is reasonably planned for the area model, the area model is divided into a plurality of rectangular areas, then the area information of an area i is obtained and analyzed, the floor area of the large-scale equipment is obtained according to the equipment planning coefficient Xi of the area obtained through a formula, the floor area is sequenced from large to small, then the equipment is graded, and the graded equipment is sent to an equipment management platform; the areas are reasonably distributed, so that the working efficiency of the equipment is improved, and the reduction of the project progress speed caused by improper arrangement of the equipment position is reduced.
Description
Technical Field
The invention relates to the technical field of building equipment management, in particular to a building equipment management system based on a building information model technology.
Background
The building equipment management system is a system for realizing integration of various functions of building equipment management, and a traditional building equipment management system integration platform cannot meet the requirement of modernization to a certain extent and needs to be further improved and optimized. The method mainly aims to reduce the total cost related to equipment management, improve the comprehensive efficiency of the equipment, improve the productivity of enterprises and the working efficiency of organizations, and realize high reliability and high real-time performance while carrying out online monitoring on the equipment.
However, in the prior art, the project progress speed is reduced because the areas cannot be reasonably distributed, and meanwhile, the positions of the lights in the areas cannot be planned, so that the influence of the lights on workers is increased, the work efficiency is reduced, and the light pollution is increased.
Disclosure of Invention
The invention aims to provide a building equipment management system based on a building information model technology, which receives a region model through a region dividing unit, reasonably plans the installation position of large equipment for the region model, divides the region model into a plurality of rectangular regions, then obtains region information of a region i, analyzes the region information of the region i, obtains a device planning coefficient Xi of the region through a formula to obtain the floor area of the large equipment, sorts the floor area in a descending order, then grades the equipment, and sends the graded equipment to an equipment management platform; the areas are reasonably distributed, so that the working efficiency of the equipment is improved, and the reduction of the project progress speed caused by improper arrangement of the equipment position is reduced;
the purpose of the invention can be realized by the following technical scheme:
a building equipment management system based on a building information model technology comprises an equipment management platform, a space construction unit, an area division unit, an equipment detection unit, a light planning unit, a registration login unit and a database;
the space construction unit is used for constructing the three-dimensional drawing through a building information model technology, and the specific construction process is as follows: obtaining a CAD drawing of a building design, constructing a building information model by detecting the CAD drawing, simultaneously obtaining building component information through the CAD drawing, wherein the building component information is the product of the perimeter and the height of a building, and adding reinforcing steel bars into the building information model according to the quantity; deleting layers in the building information model, and then sending the deleted building information model to an equipment management platform;
the equipment management platform divides the building information model into a building model and an area model after receiving the building information model, wherein the building model is a three-dimensional modeling graph of a building in the building information model, the area model is a three-dimensional modeling graph of a construction area except the building model, then the building model and the area model are filled with equipment, and the equipment filling represents adding the equipment into the building information model after modeling, and sending the area model to an area division unit;
the area division unit is used for receiving the area model and reasonably planning the installation position of the large-scale equipment for the area model, and the light planning unit is used for planning the installation position of the lamp in the area model.
Further, the registration login unit is used for the manager and the maintainer to submit manager information and maintainer information for registration through the online terminal device, and the manager information and the maintainer information which are successfully registered are sent to the database for storage, the manager information comprises the name, the age, the time of entry and the mobile phone number of real name authentication of the manager, the maintainer information comprises the name, the age, the time of entry and the mobile phone number of real name authentication of the maintainer, and the online terminal device is a computer, a tablet and a smart phone.
Further, the area division unit is configured to receive the area model, and reasonably plan the installation position of the large scale equipment for the area model, where the specific planning process is as follows:
step one, dividing a region model into a plurality of rectangular regions, marking the rectangular regions as i, i =1,2,.. once, n, n are positive integers, then obtaining region information of the region i, and analyzing the region information of the region i, wherein the region information is time length data, people flow data and space data, the time length data is the average work time length of workers in the region i, the people flow data is the total number of workers passing through the region i all day long, and the space data is the ratio of the floor area of equipment in the region i to the total area of the region;
step two, acquiring the average working time of workers in the area i, and marking the average working time of the workers in the area i as Si;
step three, acquiring the total number of workers passing through the area i all day, and marking the total number of workers passing through the area i all day as Ri;
step four, acquiring the ratio of the floor area of the equipment in the area i to the total area of the area, and marking the ratio of the floor area of the equipment in the area i to the total area of the area as Bi;
step five, passing through a formula
Acquiring equipment planning coefficients Xi of the region, wherein f1, f2 and f3 are all preset proportional coefficients, f1 is larger than f2 is larger than f3 is larger than 0, and beta is an error correction factor and is taken as 1.203652;
step six, comparing the equipment planning coefficients Xi of the region with L1 and L2 respectively, wherein both L1 and L2 are preset proportional coefficients, and L1 is more than L2:
if the equipment planning coefficient Xi of the area is larger than or equal to L1, generating a first-level area signal, and marking the area as a first-level planning area;
if the equipment planning coefficient Xi of the area L2 is less than L1, generating a secondary area signal, and marking the area as a secondary planning area;
if the equipment planning coefficient Xi of the area is less than or equal to L2, generating a three-level area signal, and marking the area as a three-level planning area;
step seven, acquiring the floor area of the large-scale equipment, sequencing the floor area according to a descending order, marking the large-scale equipment corresponding to the floor area which is 30% of the front side in the sequence as first-level equipment, marking the large-scale equipment corresponding to the floor area which is 40% of the middle in the sequence as second-level equipment, marking the large-scale equipment corresponding to the floor area which is 30% of the back side in the sequence as third-level equipment, and then sending the first-level equipment, the second-level equipment and the third-level equipment to an equipment management platform;
and after receiving the primary equipment, the secondary equipment and the tertiary equipment, the equipment management platform matches the equipment with the areas of the corresponding levels and marks the corresponding level equipment and the corresponding areas in the building information model.
Further, the light planning unit is used for planning the installation position of a lamp in the area model, the lamp is an LED lamp for night work, and the specific installation planning process is as follows:
step SS 1: acquiring the installation position of the large equipment in the area model, then acquiring the all-day working time of the large equipment, comparing the all-day working time of the large equipment with a working time threshold, if the all-day working time of the large equipment is more than or equal to the working time threshold, judging that the equipment needs to work at night, and marking as a light preset point o, o =1,2, i. If the whole-day working time of the large-scale equipment is less than the working time threshold value, judging that the equipment does not need to work at night and marking the equipment as a light-free spot;
step SS 2: acquiring a working direction corresponding to the large-scale equipment, marking the working direction as a working direction of a worker, then acquiring a light irradiation direction set by a preset light point, marking the light irradiation direction as a light direction, judging that the light direction has no influence if the light direction is consistent with the working direction of the worker, setting the light preset point as a screening preset point, judging that the light direction has influence if the light direction is opposite to the working direction of the worker, setting the light preset point as a non-preset point, and sending the non-preset point to an equipment management platform;
step SS 3: acquiring the ratio of the irradiation area of the filtered preset point light to the area corresponding to the large-scale equipment, and marking the ratio of the irradiation area of the light preset point light to the area corresponding to the large-scale equipment as Bo;
step SS 4: acquiring the irradiation area of the light of the screening preset point outside the area corresponding to the large-scale equipment, marking the irradiation area of the light of the screening preset point outside the area corresponding to the large-scale equipment as So, acquiring the number of users around the construction site existing in the irradiation area So, and marking the number of users around the construction site existing in the irradiation area So as to be Lo;
step SS 5: by the formula
Acquiring a coincidence coefficient Xo of the screening preset point, wherein s1, s2 and s3 are all preset proportionality coefficients, and s1 is greater than s2 is greater than s3 is greater than 0;
step SS 6: comparing the coincidence coefficient Xo of the screening preset point with a coincidence coefficient threshold value:
if the coincidence coefficient Xo of the screening preset point is more than or equal to the coincidence coefficient threshold, judging that the screening preset point has high coincidence coefficient, marking the screening preset point as a selected preset point, and then sending the selected preset point to the equipment management platform;
if the coincidence coefficient Xo of the screening preset point is less than the coincidence coefficient threshold value, judging that the screening preset point has low coincidence coefficient, marking the screening preset point as an unselected preset point, and then sending the unselected preset point to the equipment management platform;
the method comprises the steps that after receiving a non-conforming preset point, a selected preset point and an unselected preset point, the equipment management platform adds the non-conforming preset point, the selected preset point and the unselected preset point to a region model, marks the non-conforming preset point and the unselected preset point in the region model as forbidden light installation points, marks the selected preset point as a light installation point, then sends the building model and the region model to on-line terminal equipment of a manager, the manager carries out electronic signature through the on-line terminal equipment, sets the building model and the region model after the electronic signature as a construction building information model, then the worker carries out construction according to the construction building information model, generates an equipment detection signal and sends the equipment detection signal to an equipment detection unit.
Further, the device detection unit is configured to receive a device detection signal and analyze device working information at the same time, where the device working information is duration data, frequency data, and frequency data, the duration data is a ratio of an all-day working duration to an all-day rest duration of the device, the frequency data is a sum of a daytime working frequency and a nighttime working frequency of the device, the frequency data is a frequency of the device working in an abnormal environment, the abnormal environment is a high temperature or a rainy or snowy weather, the device is marked as u, u =1,2, a.
Step L1: acquiring the ratio of the all-day working time length and the all-day rest time length of the equipment, and marking the ratio of the all-day working time length and the all-day rest time length of the equipment as Bk;
step L2: acquiring the sum of the daytime working frequency and the night working frequency of the equipment, and marking the sum of the daytime working frequency and the night working frequency of the equipment as Hk;
step L3: acquiring the working times of the equipment in an abnormal environment, and marking the working times of the equipment in the abnormal environment as Ck;
step L4: by the formula
Acquiring a detection coefficient Xk of the equipment, wherein v1, v2 and v3 are all preset proportionality coefficients, v1 is greater than v2 is greater than v3 is greater than 0, and alpha is an error correction factor and is 2.0321542;
step L5: comparing the detection coefficient Xk of the device with a detection coefficient threshold:
if the detection coefficient Xk of the equipment is larger than or equal to the detection coefficient threshold, judging that the equipment is normal, generating a normal signal and sending the equipment and the normal signal to a mobile phone terminal of a manager;
and if the detection coefficient Xk of the equipment is less than the detection coefficient threshold value, judging that the equipment is abnormal, generating an abnormal signal and sending the equipment and the abnormal signal to a mobile phone terminal of a maintenance worker.
Compared with the prior art, the invention has the beneficial effects that:
1. the method comprises the steps of receiving a region model through a region dividing unit, reasonably planning the installation position of large equipment on the region model, dividing the region model into a plurality of rectangular regions, then obtaining region information of a region i, analyzing the region information of the region i, obtaining an equipment planning coefficient Xi of the region through a formula, comparing the equipment planning coefficient Xi of the region with L1 and L2 respectively, if the equipment planning coefficient Xi of the region is not less than L1, generating a primary region signal, and marking the region as a primary planning region; if the equipment planning coefficient Xi of the area L2 is less than L1, generating a secondary area signal, and marking the area as a secondary planning area; if the equipment planning coefficient Xi of the area is less than or equal to L2, generating a three-level area signal, and marking the area as a three-level planning area; the method comprises the steps of obtaining the occupied area of large equipment, sequencing the occupied areas from large to small, marking the large equipment corresponding to the occupied area which is 30% far from the front in the sequencing as first-level equipment, marking the large equipment corresponding to the occupied area which is 40% in the middle in the sequencing as second-level equipment, marking the large equipment corresponding to the occupied area which is 30% far from the rear in the sequencing as third-level equipment, and sending the first-level equipment, the second-level equipment and the third-level equipment to an equipment management platform; the areas are reasonably distributed, so that the working efficiency of the equipment is improved, and the reduction of the project progress speed caused by improper arrangement of the equipment position is reduced;
2. in the invention, the installation position of a lamp is planned in a region model through a light planning unit, the installation position of large equipment in the region model is obtained, the all-day working time of the large equipment is obtained, a light preset point is obtained, a screening preset point is obtained, a coincidence coefficient Xo of the screening preset point is obtained through a formula, if the coincidence coefficient Xo of the screening preset point is more than or equal to a coincidence coefficient threshold value, the coincidence coefficient of the screening preset point is judged to be high, the screening preset point is marked as a selected preset point, and then the selected preset point is sent to an equipment management platform; if the coincidence coefficient Xo of the screening preset point is less than the coincidence coefficient threshold value, judging that the screening preset point has low coincidence coefficient, marking the screening preset point as an unselected preset point, and then sending the unselected preset point to the equipment management platform; the light position in the area is planned, the influence of light on workers is reduced, the working efficiency is improved, meanwhile, the influence of the light on nearby residents is reduced, and light pollution is reduced.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic block diagram of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a building equipment management system based on a building information model technology includes an equipment management platform, a space construction unit, an area division unit, an equipment detection unit, a light planning unit, a registration unit and a database;
the system comprises a registration login unit, a database, a server and an online terminal device, wherein the registration login unit is used for a manager and a maintainer to submit manager information and maintainer information for registration through the online terminal device, and to send the manager information and the maintainer information which are successfully registered to the database for storage, the manager information comprises the name, the age, the time of entry and the mobile phone number of real-name authentication of the manager, the maintainer information comprises the name, the age, the time of entry and the mobile phone number of real-name authentication of the maintainer, and the online terminal device is a computer, a tablet and a smart phone;
the space construction unit is used for constructing the three-dimensional drawing through a building information model technology, and the specific construction process is as follows: obtaining a CAD drawing of a building design, constructing a building information model by detecting the CAD drawing, simultaneously obtaining building component information through the CAD drawing, wherein the building component information is the product of the perimeter and the height of a building, and adding reinforcing steel bars into the building information model according to the quantity; deleting layers in the building information model, and then sending the deleted building information model to an equipment management platform;
after receiving the building information model, the equipment management platform divides the building information model into a building model and an area model, wherein the building model is a three-dimensional modeling graph of a building in the building information model, the area model is a three-dimensional modeling graph of a construction area except the building model, then the building model and the area model are filled with equipment, the equipment filling represents that the equipment is added into the building information model after being modeled, and the area model is sent to an area division unit;
the area division unit is used for receiving the area model and reasonably planning the installation position of the large-scale equipment for the area model, and the specific planning process is as follows:
step one, dividing a region model into a plurality of rectangular regions, marking the rectangular regions as i, i =1,2,.. once, n, n are positive integers, then obtaining region information of the region i, and analyzing the region information of the region i, wherein the region information is time length data, people flow data and space data, the time length data is the average work time length of workers in the region i, the people flow data is the total number of workers passing through the region i all day long, and the space data is the ratio of the floor area of equipment in the region i to the total area of the region;
step two, acquiring the average working time of workers in the area i, and marking the average working time of the workers in the area i as Si;
step three, acquiring the total number of workers passing through the area i all day, and marking the total number of workers passing through the area i all day as Ri;
step four, acquiring the ratio of the floor area of the equipment in the area i to the total area of the area, and marking the ratio of the floor area of the equipment in the area i to the total area of the area as Bi;
step five, passing through a formula
Acquiring equipment planning coefficients Xi of the region, wherein f1, f2 and f3 are all preset proportional coefficients, f1 is larger than f2 is larger than f3 is larger than 0, and beta is an error correction factor and is taken as 1.203652;
step six, comparing the equipment planning coefficients Xi of the region with L1 and L2 respectively, wherein both L1 and L2 are preset proportional coefficients, and L1 is more than L2:
if the equipment planning coefficient Xi of the area is larger than or equal to L1, generating a first-level area signal, and marking the area as a first-level planning area;
if the equipment planning coefficient Xi of the area L2 is less than L1, generating a secondary area signal, and marking the area as a secondary planning area;
if the equipment planning coefficient Xi of the area is less than or equal to L2, generating a three-level area signal, and marking the area as a three-level planning area;
step seven, acquiring the floor area of the large-scale equipment, sequencing the floor area according to a descending order, marking the large-scale equipment corresponding to the floor area which is 30% of the front side in the sequence as first-level equipment, marking the large-scale equipment corresponding to the floor area which is 40% of the middle in the sequence as second-level equipment, marking the large-scale equipment corresponding to the floor area which is 30% of the back side in the sequence as third-level equipment, and then sending the first-level equipment, the second-level equipment and the third-level equipment to an equipment management platform;
after receiving the primary equipment, the secondary equipment and the tertiary equipment, the equipment management platform matches the equipment with the areas of the corresponding levels and marks the corresponding level equipment and the corresponding areas in the building information model;
the light planning unit is used for planning the installation position of a lamp in the area model, the lamp is an LED lamp for night work, and the specific installation planning process is as follows:
step SS 1: acquiring the installation position of the large equipment in the area model, then acquiring the all-day working time of the large equipment, comparing the all-day working time of the large equipment with a working time threshold, if the all-day working time of the large equipment is more than or equal to the working time threshold, judging that the equipment needs to work at night, and marking as a light preset point o, o =1,2, i. If the whole-day working time of the large-scale equipment is less than the working time threshold value, judging that the equipment does not need to work at night and marking the equipment as a light-free spot;
step SS 2: acquiring a working direction corresponding to the large-scale equipment, marking the working direction as a working direction of a worker, then acquiring a light irradiation direction set by a preset light point, marking the light irradiation direction as a light direction, judging that the light direction has no influence if the light direction is consistent with the working direction of the worker, setting the light preset point as a screening preset point, judging that the light direction has influence if the light direction is opposite to the working direction of the worker, setting the light preset point as a non-preset point, and sending the non-preset point to an equipment management platform;
step SS 3: acquiring the ratio of the irradiation area of the filtered preset point light to the area corresponding to the large-scale equipment, and marking the ratio of the irradiation area of the light preset point light to the area corresponding to the large-scale equipment as Bo;
step SS 4: acquiring the irradiation area of the light of the screening preset point outside the area corresponding to the large-scale equipment, marking the irradiation area of the light of the screening preset point outside the area corresponding to the large-scale equipment as So, acquiring the number of users around the construction site existing in the irradiation area So, and marking the number of users around the construction site existing in the irradiation area So as to be Lo;
step SS 5: by the formula
Acquiring a coincidence coefficient Xo of the screening preset point, wherein s1, s2 and s3 are all preset proportionality coefficients, and s1 is greater than s2 is greater than s3 is greater than 0;
step SS 6: comparing the coincidence coefficient Xo of the screening preset point with a coincidence coefficient threshold value:
if the coincidence coefficient Xo of the screening preset point is more than or equal to the coincidence coefficient threshold, judging that the screening preset point has high coincidence coefficient, marking the screening preset point as a selected preset point, and then sending the selected preset point to the equipment management platform;
if the coincidence coefficient Xo of the screening preset point is less than the coincidence coefficient threshold value, judging that the screening preset point has low coincidence coefficient, marking the screening preset point as an unselected preset point, and then sending the unselected preset point to the equipment management platform;
after receiving the non-conformity preset point, the selected preset point and the non-selected preset point, the equipment management platform adds the non-conformity preset point, the selected preset point and the non-selected preset point to the area model, marks the non-conformity preset point and the non-selected preset point in the area model as forbidden light installation points, simultaneously marks the selected preset point as a light installation point, then sends the building model and the area model to on-line terminal equipment of a manager, the manager carries out electronic signature through the on-line terminal equipment, sets the building model and the area model after the electronic signature as a construction building information model, then the worker carries out construction according to the construction building information model, simultaneously generates an equipment detection signal and sends the equipment detection signal to an equipment detection unit;
the equipment detection unit is used for receiving equipment detection signals and analyzing equipment working information simultaneously, the equipment working information is duration data, frequency data and frequency data, the duration data is the ratio of the whole-day working duration and the whole-day rest duration of the equipment, the frequency data is the sum of the daytime working frequency and the nighttime working frequency of the equipment, the frequency data is the frequency of the equipment working in an abnormal environment, the abnormal environment is high temperature or rain and snow weather, the equipment is marked as u, u =1,2, the.
Step L1: acquiring the ratio of the all-day working time length and the all-day rest time length of the equipment, and marking the ratio of the all-day working time length and the all-day rest time length of the equipment as Bk;
step L2: acquiring the sum of the daytime working frequency and the night working frequency of the equipment, and marking the sum of the daytime working frequency and the night working frequency of the equipment as Hk;
step L3: acquiring the working times of the equipment in an abnormal environment, and marking the working times of the equipment in the abnormal environment as Ck;
step L4: by the formula
Acquiring a detection coefficient Xk of the equipment, wherein v1, v2 and v3 are all preset proportionality coefficients, v1 is greater than v2 is greater than v3 is greater than 0, and alpha is an error correction factor and is 2.0321542;
step L5: comparing the detection coefficient Xk of the device with a detection coefficient threshold:
if the detection coefficient Xk of the equipment is larger than or equal to the detection coefficient threshold, judging that the equipment is normal, generating a normal signal and sending the equipment and the normal signal to a mobile phone terminal of a manager;
if the detection coefficient Xk of the equipment is smaller than the detection coefficient threshold value, judging that the equipment is abnormal, generating an abnormal signal and sending the equipment and the abnormal signal to a mobile phone terminal of a maintenance worker;
the maintenance unit is used for planning equipment maintenance time and reasonably arranging standby equipment, and the specific planning process is as follows: the method comprises the steps of obtaining the number of the area where the abnormal equipment is located, sequencing the abnormal equipment according to the corresponding level of the equipment, maintaining the installation level sequence of the abnormal equipment, obtaining the number of the area where the abnormal equipment is located before maintenance, marking the number as a maintenance area, obtaining the nearest area where the same equipment exists around the maintenance area, marking the area as a standby area, and sending the number of the standby area to a mobile phone terminal of a manager.
The working principle of the invention is as follows:
a building equipment management system based on a building information model technology is characterized in that when the building equipment management system works, a space construction unit constructs a three-dimensional drawing through the building information model technology to obtain a CAD drawing of a building design, constructs a building information model through detecting the CAD drawing, and simultaneously obtains building component information through the CAD drawing, wherein the building component information is the product of the perimeter and the height of a building, and reinforcing steel bars are added into the building information model according to the number; deleting layers in the building information model, and then sending the deleted building information model to an equipment management platform;
after receiving the building information model, the equipment management platform divides the building information model into a building model and an area model, wherein the building model is a three-dimensional modeling graph of a building in the building information model, the area model is a three-dimensional modeling graph of a construction area except the building model, then the building model and the area model are filled with equipment, the equipment filling represents that the equipment is added into the building information model after being modeled, and the area model is sent to an area division unit; the area division unit receives the area model, reasonably plans the installation position of the large-scale equipment for the area model, and the light planning unit plans the installation position of the lamp in the area model.
The above formulas are all calculated by taking the numerical value of the dimension, the formula is a formula which obtains the latest real situation by acquiring a large amount of data and performing software simulation, and the preset parameters in the formula are set by the technical personnel in the field according to the actual situation.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (3)
1. A building equipment management system based on a building information model technology is characterized by comprising an equipment management platform, a space construction unit, an area division unit, an equipment detection unit, a light planning unit, a registration unit and a database;
the space construction unit is used for constructing the three-dimensional drawing through a building information model technology, and the specific construction process is as follows: obtaining a CAD drawing of a building design, constructing a building information model by detecting the CAD drawing, simultaneously obtaining building component information through the CAD drawing, wherein the building component information is the product of the perimeter and the height of a building, and adding reinforcing steel bars into the building information model according to the quantity; deleting layers in the building information model, and then sending the deleted building information model to an equipment management platform;
the equipment management platform divides the building information model into a building model and an area model after receiving the building information model, wherein the building model is a three-dimensional modeling graph of a building in the building information model, the area model is a three-dimensional modeling graph of a construction area except the building model, then the building model and the area model are filled with equipment, and the equipment filling represents adding the equipment into the building information model after modeling, and sending the area model to an area division unit;
the area division unit is used for receiving the area model and reasonably planning the installation position of the large-scale equipment for the area model, and the specific planning process is as follows:
step one, dividing a region model into a plurality of rectangular regions, marking the rectangular regions as i, i =1,2,.. once, n, n are positive integers, then obtaining region information of the region i, and analyzing the region information of the region i, wherein the region information is time length data, people flow data and space data, the time length data is the average work time length of workers in the region i, the people flow data is the total number of workers passing through the region i all day long, and the space data is the ratio of the floor area of equipment in the region i to the total area of the region;
step two, acquiring the average working time of workers in the area i, and marking the average working time of the workers in the area i as Si;
step three, acquiring the total number of workers passing through the area i all day, and marking the total number of workers passing through the area i all day as Ri;
step four, acquiring the ratio of the floor area of the equipment in the area i to the total area of the area, and marking the ratio of the floor area of the equipment in the area i to the total area of the area as Bi;
step five, passing through a formula
Acquiring equipment planning coefficients Xi of the region, wherein f1, f2 and f3 are all preset proportional coefficients, f1 is larger than f2 is larger than f3 is larger than 0, and beta is an error correction factor and is taken as 1.203652;
step six, comparing the equipment planning coefficients Xi of the region with L1 and L2 respectively, wherein both L1 and L2 are preset proportional coefficients, and L1 is more than L2:
if the equipment planning coefficient Xi of the area is larger than or equal to L1, generating a first-level area signal, and marking the area as a first-level planning area;
if the equipment planning coefficient Xi of the area L2 is less than L1, generating a secondary area signal, and marking the area as a secondary planning area;
if the equipment planning coefficient Xi of the area is less than or equal to L2, generating a three-level area signal, and marking the area as a three-level planning area;
step seven, acquiring the floor area of the large-scale equipment, sequencing the floor area according to a descending order, marking the large-scale equipment corresponding to the floor area which is 30% of the front side in the sequence as first-level equipment, marking the large-scale equipment corresponding to the floor area which is 40% of the middle in the sequence as second-level equipment, marking the large-scale equipment corresponding to the floor area which is 30% of the back side in the sequence as third-level equipment, and then sending the first-level equipment, the second-level equipment and the third-level equipment to an equipment management platform;
after the equipment management platform receives the primary equipment, the secondary equipment and the tertiary equipment, matching the equipment with the areas of the corresponding levels, and marking the corresponding level equipment and the corresponding areas in the building information model;
the light planning unit is used for planning the installation position of a lamp in the area model, the lamp is an LED lamp for night work, and the specific installation planning process is as follows:
step SS 1: acquiring the installation position of the large equipment in the area model, then acquiring the all-day working time of the large equipment, comparing the all-day working time of the large equipment with a working time threshold, if the all-day working time of the large equipment is more than or equal to the working time threshold, judging that the equipment needs to work at night, and marking as a light preset point o, o =1,2, i. If the whole-day working time of the large-scale equipment is less than the working time threshold value, judging that the equipment does not need to work at night and marking the equipment as a light-free spot;
step SS 2: acquiring a working direction corresponding to the large-scale equipment, marking the working direction as a working direction of a worker, then acquiring a light irradiation direction set by a preset light point, marking the light irradiation direction as a light direction, judging that the light direction has no influence if the light direction is consistent with the working direction of the worker, setting the light preset point as a screening preset point, judging that the light direction has influence if the light direction is opposite to the working direction of the worker, setting the light preset point as a non-preset point, and sending the non-preset point to an equipment management platform;
step SS 3: acquiring the ratio of the irradiation area of the filtered preset point light to the area corresponding to the large-scale equipment, and marking the ratio of the irradiation area of the light preset point light to the area corresponding to the large-scale equipment as Bo;
step SS 4: acquiring the irradiation area of the light of the screening preset point outside the area corresponding to the large-scale equipment, marking the irradiation area of the light of the screening preset point outside the area corresponding to the large-scale equipment as So, acquiring the number of users around the construction site existing in the irradiation area So, and marking the number of users around the construction site existing in the irradiation area So as to be Lo;
step SS 5: by the formula
Acquiring a coincidence coefficient Xo of the screening preset point, wherein s1, s2 and s3 are all preset proportionality coefficients, and s1 is greater than s2 is greater than s3 is greater than 0;
step SS 6: comparing the coincidence coefficient Xo of the screening preset point with a coincidence coefficient threshold value:
if the coincidence coefficient Xo of the screening preset point is more than or equal to the coincidence coefficient threshold, judging that the screening preset point has high coincidence coefficient, marking the screening preset point as a selected preset point, and then sending the selected preset point to the equipment management platform;
if the coincidence coefficient Xo of the screening preset point is less than the coincidence coefficient threshold value, judging that the screening preset point has low coincidence coefficient, marking the screening preset point as an unselected preset point, and then sending the unselected preset point to the equipment management platform;
the method comprises the steps that after receiving a non-conforming preset point, a selected preset point and an unselected preset point, the equipment management platform adds the non-conforming preset point, the selected preset point and the unselected preset point to a region model, marks the non-conforming preset point and the unselected preset point in the region model as forbidden light installation points, marks the selected preset point as a light installation point, then sends the building model and the region model to on-line terminal equipment of a manager, the manager carries out electronic signature through the on-line terminal equipment, sets the building model and the region model after the electronic signature as a construction building information model, then the worker carries out construction according to the construction building information model, generates an equipment detection signal and sends the equipment detection signal to an equipment detection unit.
2. The building equipment management system based on the building information model technology as claimed in claim 1, wherein the registration login unit is used for the manager and the maintainer to submit the manager information and the maintainer information for registration through an online terminal device, and to send the manager information and the maintainer information which are successfully registered to the database for storage, the manager information includes the name, age, time of entry and the mobile phone number of the real name authentication of the manager, the maintainer information includes the name, age, time of entry and the mobile phone number of the real name authentication of the maintainer, and the online terminal device is a computer, a tablet or a smart phone.
3. The building equipment management system based on the building information model technology as claimed in claim 1, wherein the equipment detection unit is configured to receive the equipment detection signal and analyze the equipment operation information, the equipment operation information is time length data, frequency data and frequency data, the time length data is a ratio of an all-day operation time length to an all-day rest time length of the equipment, the frequency data is a sum of a daytime operation frequency and a nighttime operation frequency of the equipment, the frequency data is a frequency of the equipment operating in an abnormal environment, the abnormal environment is a high temperature or a rainy and snowy weather, the equipment is marked as u, u =1,2,.... k, and k is a positive integer, and the specific analysis and detection process is as follows:
step L1: acquiring the ratio of the all-day working time length and the all-day rest time length of the equipment, and marking the ratio of the all-day working time length and the all-day rest time length of the equipment as Bk;
step L2: acquiring the sum of the daytime working frequency and the night working frequency of the equipment, and marking the sum of the daytime working frequency and the night working frequency of the equipment as Hk;
step L3: acquiring the working times of the equipment in an abnormal environment, and marking the working times of the equipment in the abnormal environment as Ck;
step L4: by the formula
Acquiring a detection coefficient Xk of the equipment, wherein v1, v2 and v3 are all preset proportionality coefficients, v1 is greater than v2 is greater than v3 is greater than 0, and alpha is an error correction factor and is 2.0321542;
step L5: comparing the detection coefficient Xk of the device with a detection coefficient threshold:
if the detection coefficient Xk of the equipment is larger than or equal to the detection coefficient threshold, judging that the equipment is normal, generating a normal signal and sending the equipment and the normal signal to a mobile phone terminal of a manager;
and if the detection coefficient Xk of the equipment is less than the detection coefficient threshold value, judging that the equipment is abnormal, generating an abnormal signal and sending the equipment and the abnormal signal to a mobile phone terminal of a maintenance worker.
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