CN117236077A - BIM technology-based fire pump house pipe comprehensive optimization and operation monitoring method - Google Patents
BIM technology-based fire pump house pipe comprehensive optimization and operation monitoring method Download PDFInfo
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 99
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Abstract
The invention discloses a fire pump house pipe comprehensive optimization and operation monitoring method based on BIM technology, which comprises the following steps: building a building structure and a comprehensive BIM model; performing conflict detection on the comprehensive BIM model and the building structure BIM model; after model conflict occurs, analyzing errors and carrying out error elimination, and then carrying out model conflict detection again until the model conflict is eliminated; performing evaluation optimization on the comprehensive BIM model, and then performing simulation operation analysis; arranging pressure and temperature sensors and flowmeter point positions in a tube harness BIM model; determining a tube heald BIM model and guiding construction; visual bottoming is carried out by using a tube heald BIM model; and (3) importing the comprehensive BIM model of the pipe into a monitoring platform, and after correlating the on-site pressure sensor with the temperature sensor and the flowmeter, checking the working state of on-site monitoring points at a computer end, and giving early warning in time when the monitoring data of pressure, temperature and flow are abnormal. The invention can ensure the safety of the operation of the pipeline.
Description
Technical Field
The invention relates to the field of building electromechanics. More particularly, the invention relates to a fire pump house hold management comprehensive optimization and operation monitoring method based on BIM technology.
Background
The development of the building construction industry is gradually changed, and the comprehensive construction of the fire pump house pipe is continuously updated in an informatization and intelligent manner. However, the following problems are also present: firstly, fire pump house pipe heald construction is often formulated in advance according to two-dimensional drawings and construction experience, conflicts between pipelines and building structures and between pipelines often occur in the field pipe heald installation construction process, reworking and pipe heald materials are wasted, the length of screw threads is not considered in part of pipeline prefabrication processing, the dimension is difficult to link in the installation process, and the prefabricated pipelines are wasted; secondly, performance evaluation and optimization of the pipeline system, including flow analysis, pressure drop analysis and the like, are difficult to perform according to a two-dimensional drawing, so that the efficiency and reliability of the system cannot be improved more preferably; moreover, the traditional mode often cannot accurately feed materials, so that the waste of construction sites is caused by excessive feeding, and the construction operation is influenced due to the too low feeding; in addition, most of the current pipeline construction is multi-specialty synchronous cross construction, and the defects of improper construction connection, uncoordinated working procedures, untimely supply of materials and the like exist, so that the normal construction of the pipeline construction is affected. Meanwhile, the prior art cannot accurately monitor the running state of the pump room pipeline in real time and automatically adjust and correct the pump room pipeline after the state is abnormal.
Disclosure of Invention
The invention aims to provide a fire pump house hold comprehensive optimization and operation monitoring method based on BIM technology, which utilizes BIM software to establish a building structure and a comprehensive BIM model for conflict detection, and can effectively eliminate conflicts and errors of the comprehensive management; the BIM model for eliminating the conflict and the error is evaluated and optimized, so that the design efficiency of the fire pump room tube comprehensive system is improved, and the performance of the pipeline system is optimized; the BIM software is used for drawing, so that a construction drawing capable of guiding field installation is provided, and the problems of secondary reworking, potential safety hazard and the like are avoided; the management comprehensive blanking list is accurately provided through the BIM software detail list function, so that waste is reduced, and the field utilization rate is improved; the BIM software is used for providing a construction plan and a purchasing plan, so that the connection of construction, coordination of working procedures and supply of materials are effectively ensured, meanwhile, the running state of the pipeline can be monitored in real time through the temperature and pressure sensors and the flowmeter, and the running safety of the pipeline is ensured.
To achieve these objects and other advantages and in accordance with the purpose of the invention, a fire pump house line comprehensive optimization and operation monitoring method based on a BIM technology is provided, comprising:
step one, building a building structure BIM model of a fire pump room according to a fire pump room design drawing; on the basis of a building structure BIM model of the fire pump room, a comprehensive pipe BIM model of the fire pump room is established in a professional mode;
step two, after integrating the comprehensive BIM model and the building structure BIM model, performing conflict detection on the comprehensive BIM model and the building structure BIM model, detecting conflicts and errors of various professions in the comprehensive BIM model, and detecting conflicts and errors of the comprehensive BIM model and the building structure BIM model;
thirdly, after model conflict occurs, analyzing errors and carrying out error elimination, and then carrying out model conflict detection again until the model conflict is eliminated;
step four, evaluating and optimizing the comprehensive BIM model with conflict and error eliminated, then performing simulated operation analysis, inputting fire pump room flow and pressure design data, analyzing whether the flow and pressure drop functions meet the requirements, if not, performing optimization, and performing simulated operation analysis again until the flow and pressure drop functions meet the design requirements;
arranging pressure sensors at the pipeline inlet and outlet and the elbow in the comprehensive pipe BIM model, arranging temperature sensors at the pipeline inlet and outlet and the middle section, arranging flow meter points at the pipeline inlet and outlet and the branch, and recording the working state and data after feedback operation;
step six, finally determining a comprehensive BIM model of the pipe heald and guiding construction, and providing a comprehensive equipment blanking list, a pressure sensor and temperature sensor equipment purchasing list, a comprehensive construction drawing, a pressure sensor and temperature sensor monitoring point position arrangement drawing, a construction plan and a purchasing plan;
step seven, performing visual bottoming by using a three-dimensional comprehensive management (BIM) model, guiding on-site constructors to arrange and position the comprehensive management according to the comprehensive management BIM model, installing a pressure sensor, a temperature sensor and a flowmeter at corresponding positions of a pipeline corresponding to the comprehensive management BIM model, checking working states of the pressure sensor and the temperature sensor and accuracy of measured data after the installation is finished, and calibrating and adjusting the pressure sensor and the temperature sensor;
and step eight, the finally determined comprehensive BIM model is led into a monitoring platform, and after the on-site pressure sensor, the temperature sensor and the flowmeter are associated, the on-site monitoring point working state can be checked by a computer end, early warning is timely sent out when the pressure, the temperature and the flow monitoring data are abnormal, and the pipeline flow, the temperature and the pressure are timely adjusted and corrected.
In the method for optimizing and monitoring the fire pump house hold pipe heald based on BIM technology, the method is characterized in that in the second step, conflict detection is carried out on a management BIM model and a building structure BIM model through magiCAD software; in the fourth step, simulation operation analysis is carried out through magiccad software; in the fifth step, pressure sensors are arranged at the pipeline inlet and outlet and the elbow in the tube heald BIM model through magiccad software, temperature sensors are arranged at the pipeline inlet and outlet and the middle section, and flow meter points are arranged at the pipeline inlet and outlet and the branches.
Preferably, in the method for optimizing and monitoring the running of the real estate of the fire pump based on the BIM technology, in the third step, after model conflict occurs, errors are analyzed, and error elimination is performed by adjusting the position, the size and the equipment position of the real estate and counting the size of the threads of the pipeline.
Preferably, in the method for optimizing and monitoring the running of the fire pump house hold heald based on the BIM technology, in the third step, the magiccad software adopts turning, moving, rotating and dimension modification function commands to adjust, and after the adjustment is finished, model conflict detection is performed again until the model conflict is eliminated.
Preferably, in the method for optimizing and monitoring the running of the fire pump house hold pipe based on the BIM technology, in the eighth step, the specific method for timely giving out early warning when the pressure, temperature and flow monitoring data are abnormal comprises the following steps:
the specific mode for sending out the early warning when the pressure monitoring data is abnormal is as follows:
the pipeline running real-time pressure is P,P t to maintain the pressure average over a period of time t,，P t1 for a maximum time t1, the upper limit value of the mean operating pressure value is set to be the mean operating pressure value +.>The monitoring platform starts pressure early warning;P f for real-time pressure early warning value, at a certain momentt f Real-time pressure P >P f The monitoring platform starts pressure early warning; wherein,P f =k p P t1 ，k p designing coefficients for pressure early warning;
the specific mode for sending out the early warning when the temperature monitoring data is abnormal is as follows:
the real-time temperature of the pipeline is T,T m for the duration of the temperature average over the period m,，T m1 for the maximum time m1, the upper limit value of the operating temperature mean value is set to be the operating temperature mean value +.>Monitoring the beginning temperature early warning of the platform;T g for real-time high-temperature early warning value, at a certain momentm g Real-time temperature T >, ofT g Monitoring the beginning temperature early warning of the platform;T d is a low-temperature early warning value at a certain momentm d Real-time temperature T <)T d Monitoring the beginning temperature early warning of the platform; wherein,T g =k T T m ，k T designing coefficients for temperature early warning;
the specific mode for sending out the early warning when the flow monitoring data is abnormal is as follows:
the real-time flow of the pipeline is Q, t is duration,Q d to obtain the real-time flow too low early warning value at a certain momentt d ，Q＜Q d The monitoring platform starts flow early warning; v is the accumulated flow rate,，Q L to accumulate the flow early warning value, when the accumulated timet 1 ，V＞Q L The monitoring platform starts flow early warning.
Preferably, in the fire pump house hold comprehensive optimization and operation monitoring method based on BIM technology,T d take the value of 0 ℃ or 1 ℃.
Preferably, in the method for optimizing and monitoring the running of the fire pump house hold pipe based on the BIM technology, when the pressure monitoring data is abnormal, the water inflow of the early warning pipeline is reduced or the water inlet is closed, and the water outflow is increased.
Preferably, in the method for optimizing and monitoring the running of the fire pump house hold heald based on the BIM technology, if the temperature monitoring data is abnormalOr T >T g Starting the early warning pipeline refrigerating equipment to perform cooling adjustment; if T < ")T d And starting the early warning pipeline heating equipment to perform temperature rise adjustment.
Preferably, in the method for optimizing and monitoring the running of the fire pump house hold pipe based on the BIM technology, when the flow monitoring data is abnormal, if Q <Q d Increase the water inflow, if V >Q L And closing the water inlet.
Preferably, in the method for optimizing and monitoring the running of the fire pump house pipe heald based on the BIM technology, in the fourth step, the optimization is performed by replacing the material of the pipeline, adjusting the size of the pipeline or installing an intelligent adjusting valve, wherein the intelligent adjusting valve is arranged at the water inlet, the water outlet and the branch of the pipeline.
The invention at least comprises the following beneficial effects:
the invention utilizes BIM software to establish a building structure and a comprehensive BIM model for conflict detection, and can effectively eliminate conflict and error of comprehensive management; the BIM model for eliminating the conflict and the error is evaluated and optimized, so that the design efficiency of the fire pump room tube comprehensive system is improved, and the performance of the pipeline system is optimized; the BIM software is used for drawing, so that a construction drawing capable of guiding field installation is provided, and the problems of secondary reworking, potential safety hazard and the like are avoided; the management comprehensive blanking list is accurately provided through the BIM software detail list function, so that waste is reduced, and the field utilization rate is improved; the BIM software is used for providing a construction plan and a purchasing plan, so that the connection of construction, coordination of working procedures and supply of materials are effectively ensured, meanwhile, the running state of the pipeline can be monitored in real time through the temperature and pressure sensors and the flowmeter, and the running safety of the pipeline is ensured.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a flow diagram of a fire pump homeowner optimization and operation monitoring method based on BIM technology in accordance with one embodiment of the present invention;
FIG. 2 is a pressure according to the inventionP t1 -Time t curve (continuous compression force too high);
FIG. 3 is a pressure according to the inventionP f -Time t curve (real-time compression force too high);
FIG. 4 is a temperature according to the inventionT m1 -time t curve (sustained hyperthermia);
FIG. 5 is a temperature according to the present inventionT g -time t-curve (real-time hyperthermia) plot;
FIG. 6 is a temperature according to the present inventionT d -time t-curve (real-time temperature too low) plot;
FIG. 7 is a real-time flow in accordance with the present inventionQ d -time t-curve (real-time flow too low) graph;
FIG. 8 is a cumulative flow rate according to the present inventionQ L -time t plot.
Detailed Description
The present invention is described in further detail below with reference to the drawings to enable those skilled in the art to practice the invention by referring to the description.
It should be noted that, in the description of the present invention, the terms "transverse", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
As shown in fig. 1, the invention provides a fire pump house pipe comprehensive optimization and operation monitoring method based on a BIM technology, which comprises the following steps:
step one, building a building structure BIM model of a fire pump room according to a fire pump room design drawing; on the basis of a building structure BIM model of the fire pump room, a comprehensive pipe BIM model of the fire pump room is established in a professional mode;
step two, after integrating the comprehensive BIM model and the building structure BIM model, performing conflict detection on the comprehensive BIM model and the building structure BIM model, detecting conflicts and errors of various professions in the comprehensive BIM model, and detecting conflicts and errors of the comprehensive BIM model and the building structure BIM model;
thirdly, after model conflict occurs, analyzing errors and carrying out error elimination, and then carrying out model conflict detection again until the model conflict is eliminated; building a building structure and a comprehensive BIM model by using BIM software, and performing conflict detection, so that conflicts and errors of comprehensive management can be effectively eliminated;
step four, evaluating and optimizing the comprehensive BIM model with conflict and error eliminated, then performing simulated operation analysis, inputting fire pump room flow and pressure design data, analyzing whether the flow and pressure drop functions meet the requirements, if not, performing optimization, and performing simulated operation analysis again until the flow and pressure drop functions meet the design requirements; the BIM model for eliminating the conflict and the error is evaluated and optimized, so that the design efficiency of the fire pump room tube comprehensive system is improved, and the performance of the pipeline system is optimized;
arranging pressure sensors at the pipeline inlet and outlet and the elbow in the comprehensive pipe BIM model, arranging temperature sensors at the pipeline inlet and outlet and the middle section, arranging flow meter points at the pipeline inlet and outlet and the branch, and recording the working state and data after feedback operation;
step six, finally determining a comprehensive BIM model of the pipe heald and guiding construction, and providing a comprehensive equipment blanking list, a pressure sensor and temperature sensor equipment purchasing list, a comprehensive construction drawing, a pressure sensor and temperature sensor monitoring point position arrangement drawing, a construction plan and a purchasing plan; the BIM software is used for drawing, so that a construction drawing capable of guiding field installation is provided, and the problems of secondary reworking, potential safety hazard and the like are avoided; the management comprehensive blanking list is accurately provided through the BIM software detail list function, so that waste is reduced, and the field utilization rate is improved; the BIM software is used for providing a construction plan and a purchasing plan, so that the connection of construction, coordination of working procedures and supply of materials are effectively ensured;
step seven, performing visual bottoming by using a three-dimensional pipe heald BIM model, guiding on-site constructors to arrange and position the pipe healds according to the pipe heald BIM model, installing a pressure sensor, a temperature sensor and a flowmeter (the pressure sensor is arranged at a pipeline inlet and a pipeline outlet and an elbow, the temperature sensor is arranged at a pipeline inlet and a pipeline middle section, and the flowmeter point is arranged at a pipeline inlet and a pipeline outlet and a pipeline branch), checking the working states of the pressure sensor and the temperature sensor and the accuracy of measured data after the installation is finished, and calibrating and adjusting the pressure sensor and the temperature sensor to ensure the performance and the accuracy; the running state of the pipeline can be monitored in real time through the temperature and pressure sensors and the flowmeter, and the running safety of the pipeline is guaranteed.
And step eight, the finally determined comprehensive BIM model is led into a monitoring platform, and after the on-site pressure sensor, the temperature sensor and the flowmeter are associated, the on-site monitoring point working state can be checked by a computer end, early warning is timely sent out when the pressure, the temperature and the flow monitoring data are abnormal, and the flow, the temperature and the pressure of the pipeline are timely adjusted and corrected, so that the operation safety of the pipeline of the fire pump room is ensured.
In another scheme, in the method for optimizing and monitoring the running of the fire pump house pipe heald based on the BIM technology, in the second step, conflict detection is carried out on the heald BIM model and the building structure BIM model through magicCAD software; in the fourth step, simulation operation analysis is carried out through magiccad software; in the fifth step, pressure sensors are arranged at the pipeline inlet and outlet and the elbow in the tube heald BIM model through magiccad software, temperature sensors are arranged at the pipeline inlet and outlet and the middle section, and flow meter points are arranged at the pipeline inlet and outlet and the branches.
In another scheme, in the method for optimizing and monitoring the running of the real estate of the fire pump based on the BIM technology, in the third step, after model conflict occurs, errors are analyzed, and error elimination is carried out by adjusting the position, the size, the equipment position, the way of counting the size of a pipeline screw thread and the like.
In another scheme, in the method for optimizing and monitoring the running of the fire pump house hold pipe based on the BIM technology, in the third step, the magiccad software adopts the functional commands of turning, moving, rotating, modifying the size and the like to adjust, and after the adjustment is finished, the model conflict detection is carried out again until the model conflict is eliminated.
In another scheme, in the method for optimizing and monitoring the running of the fire pump house hold pipe based on the BIM technology, as shown in fig. 2 to 8, in the eighth step, a specific method for timely giving out early warning when pressure, temperature and flow monitoring data are abnormal is as follows:
the specific mode for sending out the early warning when the pressure monitoring data is abnormal is as follows:
the pipeline running real-time pressure is P,P t to maintain the pressure average over a period of time t,，P t1 for a maximum time t1, the upper limit value of the mean operating pressure value is set to be the mean operating pressure value +.>（P t1 Set value for user), the monitoring platform starts pressure early warning;P t1 for real-time pressure early warning value, at a certain momentt f Real-time pressure P >P f The monitoring platform starts pressure early warning; wherein,P f =k p P t1 ，k p the design coefficient for pressure early warning depends on the specification of pipeline materials;
examples: as shown in fig. 2, the real-time pressure is P,P t for 30min, i.e. average pressureThe user sets the pressure average value to be higher than 100Mpa for 30 consecutive minutes (t1=30 minutes,P t1 =100 Mp), and early warning is started.
As shown in FIG. 2, the shaded area in the figure isTherefore, the pressure average value is +.>。
Examples: as shown in fig. 3, at a certain momentt f Real-time pressure p >, ofP f And starting early warning.
The consequences of too high a pressure: the pipeline leaks, explodes, and the equipment runs under negative pressure.
The treatment method comprises the following steps: through intelligent control valve remote processing, reduce early warning pipeline inflow, increase the water yield.
Too low a pressure is not monitored, meaning that the flow is too low, and only whether the flow is too low needs to be monitored.
The specific mode for sending out the early warning when the temperature monitoring data is abnormal is as follows:
the real-time temperature of the pipeline is T,T m for the duration of the temperature average over the period m,，T m1 for the continuous high-temperature early warning value, namely, the continuous maximum time m1, the average value of the running temperature is kept in the running time period m1（T m1 Setting a value for a user), and starting temperature early warning by the monitoring platform;T g for real-time high-temperature early warning value, at a certain momentm g Real-time temperature T >, ofT g Monitoring the beginning temperature early warning of the platform;T d is a low-temperature early warning value at a certain momentm d Real-time temperature T <)T d Monitoring the beginning temperature early warning of the platform; wherein,T g =k T T m ，k T the design coefficient for the temperature early warning depends on the specification of the pipeline material.
Examples: as shown in FIG. 4, the shaded area in the figure isTherefore, the temperature average value is +.>。
Examples: as shown in fig. 5, at a certain momentm g Real-time temperature T >, ofT g The monitoring platform starts temperature early warning.
Examples: as shown in fig. 6, at a certain momentm d Real-time temperature T <)T d The monitoring platform starts temperature early warning.
Too low a temperature results in: the pipeline is frozen, embrittled, water is frozen, the density is reduced, the volume is increased, and the pipe is fried.
The consequences of excessive temperature are: the pipeline is softened, and the equipment runs at high temperature and is easy to break down.
The treatment method comprises the following steps: and (5) early warning of overhigh temperature, and starting a pipeline refrigerating device through monitoring equipment to perform cooling adjustment.
And (5) early warning of the temperature being too low, and starting the pipeline heating equipment through the monitoring equipment to perform temperature rising adjustment.
The specific mode for sending out the early warning when the flow monitoring data is abnormal is as follows:
the real-time flow of the pipeline is Q, t is duration,Q d for the real-time flow to be too low for the early warning value,Q d for setting the value of the user at a certain momentt d ，Q＜Q d The monitoring platform starts flow early warning; v is the accumulated flow rate,，Q L in order to accumulate the flow early warning value,Q L for user setting value, when accumulating timet 1 ，V＞Q L I.e. +.>The accumulated flow exceeds the limit value, and the monitoring platform starts flow early warning.
Examples: as shown in FIG. 7, Q < >Q d The monitoring platform starts flow early warning.
Examples: as shown in fig. 8, the time is accumulatedt 1 ，V＞Q L I.e.The accumulated flow exceeds the limit value, and the monitoring platform starts flow early warning.
Flow rate too low results: the water supply and water interruption cannot be ensured.
As a result of the total flow being too high, the end device is too pressurized, or has limited water storage capacity.
The treatment method comprises the following steps: through intelligent control valve remote processing, the flow is too low to increase the inflow, and the flow is too high, closes the water inlet.
The intelligent regulating valve can automatically and intelligently regulate according to different early warnings after early warning, and can also be manually regulated.
The intelligent regulating valve is arranged at the branch positions of the water inlet, the water outlet and the pipeline.
The real-time flow is too high to be monitored, and the pipeline pressure can be increased, so that whether the real-time pipeline pressure exceeds an early warning value or not only needs to be monitored.
In another scheme, in the fire pump house pipe comprehensive optimization and operation monitoring method based on BIM technology,T d take the value of 0 ℃ or 1 ℃.
In another scheme, in the fire pump house pipe comprehensive optimization and operation monitoring method based on BIM technology, when pressure monitoring data are abnormal, the intelligent control valve is used for remote processing, so that the water inflow of an early warning pipeline is reduced or a water inlet is closed, and the water yield is increased.
In another scheme, in the method for optimizing and monitoring the running of the fire pump house pipe on the basis of BIM technology, if the temperature monitoring data is abnormalOr T >T g Starting the early warning pipeline refrigerating equipment to perform cooling adjustment; if T < ")T d And starting the early warning pipeline heating equipment to perform temperature rise adjustment.
In another scheme, in the method for optimizing and monitoring the running of the fire pump house pipe on the basis of BIM technology, when the flow monitoring data is abnormal, if Q <Q d Increasing the water inflow, i.e. increasing the water inflow when the real-time flow is too low, if V >Q L And closing the water inlet, namely closing the water inlet when the accumulated flow is too high.
In another scheme, in the method for optimizing and monitoring the running of the fire pump house pipe heald based on BIM technology, in the fourth step, the optimization is performed by replacing the material of the pipeline, adjusting the size of the pipeline or installing an intelligent regulating valve, wherein the intelligent regulating valve is arranged at the water inlet, the water outlet and the branch of the pipeline.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (10)
1. The method for optimizing and monitoring the operation of the fire pump house pipe heald based on the BIM technology is characterized by comprising the following steps:
step one, building a building structure BIM model of a fire pump room according to a fire pump room design drawing; on the basis of a building structure BIM model of the fire pump room, a comprehensive pipe BIM model of the fire pump room is established in a professional mode;
step two, after integrating the comprehensive BIM model and the building structure BIM model, performing conflict detection on the comprehensive BIM model and the building structure BIM model, detecting conflicts and errors of various professions in the comprehensive BIM model, and detecting conflicts and errors of the comprehensive BIM model and the building structure BIM model;
thirdly, after model conflict occurs, analyzing errors and carrying out error elimination, and then carrying out model conflict detection again until the model conflict is eliminated;
step four, evaluating and optimizing the comprehensive BIM model with conflict and error eliminated, then performing simulated operation analysis, inputting fire pump room flow and pressure design data, analyzing whether the flow and pressure drop functions meet the requirements, if not, performing optimization, and performing simulated operation analysis again until the flow and pressure drop functions meet the design requirements;
arranging pressure sensors at the pipeline inlet and outlet and the elbow in the comprehensive pipe BIM model, arranging temperature sensors at the pipeline inlet and outlet and the middle section, arranging flow meter points at the pipeline inlet and outlet and the branch, and recording the working state and data after feedback operation;
step six, finally determining a comprehensive BIM model of the pipe heald and guiding construction, and providing a comprehensive equipment blanking list, a pressure sensor and temperature sensor equipment purchasing list, a comprehensive construction drawing, a pressure sensor and temperature sensor monitoring point position arrangement drawing, a construction plan and a purchasing plan;
step seven, performing visual bottoming by using a three-dimensional comprehensive management (BIM) model, guiding on-site constructors to arrange and position the comprehensive management according to the comprehensive management BIM model, installing a pressure sensor, a temperature sensor and a flowmeter at corresponding positions of a pipeline corresponding to the comprehensive management BIM model, checking working states of the pressure sensor and the temperature sensor and accuracy of measured data after the installation is finished, and calibrating and adjusting the pressure sensor and the temperature sensor;
and step eight, the finally determined comprehensive BIM model is led into a monitoring platform, and after the on-site pressure sensor, the temperature sensor and the flowmeter are associated, the on-site monitoring point working state can be checked by a computer end, early warning is timely sent out when the pressure, the temperature and the flow monitoring data are abnormal, and the pipeline flow, the temperature and the pressure are timely adjusted and corrected.
2. The method for optimizing and monitoring the operation of the fire pump house hold heald based on the BIM technology according to claim 1, wherein in the second step, conflict detection is carried out on a heald BIM model and a building structure BIM model through MagiCAD software; in the fourth step, simulation operation analysis is carried out through magiccad software; in the fifth step, pressure sensors are arranged at the pipeline inlet and outlet and the elbow in the tube heald BIM model through magiccad software, temperature sensors are arranged at the pipeline inlet and outlet and the middle section, and flow meter points are arranged at the pipeline inlet and outlet and the branches.
3. The method for optimizing and monitoring the running of the fire pump room pipe heald based on the BIM technology according to claim 1, wherein in the third step, after model conflict occurs, errors are analyzed and eliminated by adjusting the position, the size and the equipment position of the pipe heald and counting the size of a pipeline screw thread.
4. The method for optimizing and monitoring the running of the fire pump house hold heald based on the BIM technology according to claim 1, wherein in the third step, the MagiCAD software adopts turning, moving, rotating and dimension modification function commands to adjust, and after the adjustment is finished, model conflict detection is carried out again until the model conflict is eliminated.
5. The method for optimizing and monitoring the operation of the fire pump house hold pipe based on the BIM technology according to claim 1, wherein in the eighth step, the specific method for giving early warning in time when the pressure, temperature and flow monitoring data are abnormal is as follows:
the specific mode for sending out the early warning when the pressure monitoring data is abnormal is as follows:
the pipeline running real-time pressure is P,P t to maintain the pressure average over a period of time t,，P t1 for a maximum time t1, the upper limit value of the mean operating pressure value is set to be the mean operating pressure value +.>The monitoring platform starts pressure early warning;P f for real-time pressure early warning value, at a certain momentt f Real-time pressure P >P f The monitoring platform starts pressure early warning; wherein,P f = k p P t1 ，k p designing coefficients for pressure early warning;
the specific mode for sending out the early warning when the temperature monitoring data is abnormal is as follows:
the real-time temperature of the pipeline is T,T m for the duration of the temperature average over the period m,，T m1 for the maximum time m1, the upper limit value of the operating temperature mean value is set to be the operating temperature mean value +.>Monitoring the beginning temperature early warning of the platform;T g for real-time high-temperature early warning value, at a certain momentm g Real-time temperature T >, ofT g Monitoring the beginning temperature early warning of the platform;T d is a low-temperature early warning value at a certain momentm d Real-time temperature T <)T d Monitoring the beginning temperature early warning of the platform; wherein,T g = k T T m ，k T designing coefficients for temperature early warning;
the specific mode for sending out the early warning when the flow monitoring data is abnormal is as follows:
the real-time flow of the pipeline is Q, t is duration,Q d to obtain the real-time flow too low early warning value at a certain momentt d ，Q＜ Q d The monitoring platform starts flow early warning; v is the accumulated flow rate,，Q L to accumulate the flow early warning value, when the accumulated timet 1 ，V＞Q L The monitoring platform starts flow early warning.
6. The method for optimizing and monitoring the operation of a fire pump house hold on the basis of BIM technology according to claim 5,T d take the value of 0 ℃ or 1 ℃.
7. The method for optimizing and monitoring the operation of a fire pump house hold line based on the BIM technology according to claim 5, wherein when the pressure monitoring data is abnormal, the water inflow of an early warning pipeline is reduced or the water inlet is closed, and the water outflow is increased.
8. The method for optimizing and monitoring operation of fire pump house hold line based on BIM technique as set forth in claim 5, wherein if temperature monitoring data is abnormal, ifOr T >T g Starting the early warning pipeline refrigerating equipment to perform cooling adjustment; if T < ")T d And starting the early warning pipeline heating equipment to perform temperature rise adjustment.
9. The method for optimizing and monitoring operation of fire pump house hold pipe based on BIM technique as recited in claim 5, wherein if Q <, when the flow monitoring data is abnormalQ d Increase the water inflow, if V >Q L And closing the water inlet.
10. The method for optimizing and monitoring the operation of a fire pump house hold pipe based on the BIM technology according to claim 5, wherein in the fourth step, the optimization is performed by replacing the material of the pipeline, adjusting the size of the pipeline or installing an intelligent adjusting valve, wherein the intelligent adjusting valve is arranged at the water inlet, the water outlet and the branch of the pipeline.
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