CN111442857B - BIM-based traction substation auxiliary monitoring area temperature measurement method and system - Google Patents
BIM-based traction substation auxiliary monitoring area temperature measurement method and system Download PDFInfo
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- CN111442857B CN111442857B CN202010266236.5A CN202010266236A CN111442857B CN 111442857 B CN111442857 B CN 111442857B CN 202010266236 A CN202010266236 A CN 202010266236A CN 111442857 B CN111442857 B CN 111442857B
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- G01K13/00—Thermometers specially adapted for specific purposes
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Abstract
The application provides a temperature measurement method and system for auxiliary monitoring area of traction substation based on BIM, including: acquiring three-dimensional data of a BIM (building information modeling) model of a substation and importing the three-dimensional data into a three-dimensional visual platform; configuring a temperature measurement visual angle of a temperature measurement camera in a BIM model of the substation on the three-dimensional visual platform, so that the projection of the BIM model in the direction of the temperature measurement visual angle is superposed with a temperature measurement area of the temperature measurement camera; receiving a temperature measurement polling starting instruction, and acquiring an equipment temperature matrix of a temperature measurement area corresponding to each temperature measurement camera according to a polling control instruction; and mapping the equipment temperature matrix to a corresponding position on the BIM model of the substation, and assigning temperature values to each equipment on the BIM model of the substation. By the mode, all equipment in the temperature measurement area can be subjected to temperature measurement in batches, the temperature measurement efficiency is improved, the utilization rate of the temperature measurement camera is improved, the cost is reduced, and the temperature information of the equipment in each area of the substation can be checked more visually.
Description
Technical Field
The application relates to the technical field of equipment monitoring, in particular to a BIM-based traction substation auxiliary monitoring area temperature measurement method and system.
Background
In recent years, with the rapid development of railway and high-speed rail industries, the requirements and applications of all-dimensional video monitoring and video inspection of railway substations are continuously increased. The temperature measurement of the equipment is a necessary equipment inspection monitoring means. However, the method is limited by the large scene and high voltage of the railway substation, the installation of the infrared camera equipment is limited, the cost is high, and the efficiency of measuring the temperature of the equipment is low at present. It is desirable to provide a method to improve the efficiency of temperature measurement of the device while reducing the cost.
Disclosure of Invention
An object of the embodiment of the application is to provide a traction substation auxiliary monitoring area temperature measurement method and system based on BIM, so as to achieve the technical effect of reducing cost while improving the temperature measurement efficiency of equipment.
In a first aspect, the embodiment of the application provides a BIM-based traction substation auxiliary monitoring area temperature measurement method, which includes acquiring three-dimensional data of a BIM model of a substation and importing the three-dimensional data into a three-dimensional visualization platform; configuring a temperature measurement visual angle of a temperature measurement camera in the BIM model of the substation on the three-dimensional visual platform, so that the projection of the BIM model in the direction of the temperature measurement visual angle is superposed with a temperature measurement area of the temperature measurement camera; receiving a temperature measurement polling starting instruction, and acquiring an equipment temperature matrix of a temperature measurement area corresponding to each temperature measurement camera according to a polling control instruction; mapping the equipment temperature matrix to a corresponding position on the BIM model of the substation, and assigning temperature values to each piece of equipment on the BIM model of the substation;
the method further comprises the following steps: configuring temperature measuring sensors corresponding to all temperature measuring areas in the BIM of the substation according to a preset installation position; receiving the temperature measurement polling starting instruction, and acquiring temperature information detected by each temperature measurement sensor according to the polling control instruction; and carrying out linear calibration on the temperature of each device according to the temperature information and the device temperature matrix.
Further, the mapping the device temperature matrix to a corresponding position on the BIM model of the substation, and the step of assigning a temperature value to each device on the BIM model of the substation includes: and assigning temperature values to each device in each temperature measuring area according to the receiving sequence of the device temperature matrix.
Furthermore, each temperature measuring area is provided with at least one temperature measuring sensor.
In a second aspect, an embodiment of the present application provides a traction substation auxiliary monitoring area temperature measurement system based on BIM, which includes an obtaining module, configured to obtain three-dimensional data of a BIM model of a substation and import the three-dimensional data into a three-dimensional visualization platform; the first configuration module is used for configuring the temperature measurement visual angle of a temperature measurement camera in the BIM model of the substation on the three-dimensional visual platform according to a preset temperature measurement area; the first inspection module is used for receiving a temperature measurement inspection starting instruction and acquiring an equipment temperature matrix of a temperature measurement area corresponding to each temperature measurement camera according to an inspection control instruction; the assignment module is used for mapping the equipment temperature matrix to a corresponding position on the BIM model of the substation and assigning a temperature value to each equipment on the BIM model of the substation; the temperature measurement system for the auxiliary monitoring area of the traction substation further comprises: the second configuration module is used for configuring temperature measurement sensors corresponding to all temperature measurement areas in the BIM of the substation according to a preset installation position; a second inspection module; receiving the temperature measurement polling starting instruction, and acquiring temperature information detected by each temperature measurement sensor according to the polling control instruction; and the calibration module is used for carrying out linear calibration on the temperature of each device according to the temperature information and the device temperature matrix.
Further, the temperature measurement system for the auxiliary monitoring area of the traction substation further comprises: the temperature measuring cameras are installed in the temperature measuring areas and are connected with the temperature measuring system of the auxiliary monitoring area of the traction substation; the temperature measuring sensors are arranged in the temperature measuring areas and are connected with the temperature measuring system of the auxiliary monitoring area of the traction substation; the temperature measurement camera is used for acquiring an equipment temperature matrix corresponding to a temperature measurement area; the temperature measuring sensor is used for collecting temperature information of a corresponding temperature measuring area.
The beneficial effect that this application can realize is: and importing the three-dimensional data of the BIM model of the substation into a three-dimensional visual platform, configuring a measurement visual angle of a temperature measurement camera on the three-dimensional visual platform, and enabling the projection of the BIM model in the direction of the temperature measurement visual angle to coincide with a temperature measurement area of the temperature measurement camera, so that the temperature measurement camera can detect equipment in the whole temperature measurement area. When an inspection instruction is received to carry out temperature measurement inspection, a temperature measurement camera is started to obtain an equipment temperature matrix corresponding to a temperature measurement area, and then the equipment temperature matrix is mapped to a BIM model to give a temperature value to each equipment, so that the temperature measurement efficiency is improved, and the equipment cost is reduced; meanwhile, the temperature of each device can be known more visually.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic flow chart of a temperature measurement method for an auxiliary monitoring area of a traction substation based on BIM according to an embodiment of the present disclosure;
fig. 2 is a block diagram of a structure of a temperature measurement system of an auxiliary monitoring area of a traction substation based on BIM according to an embodiment of the present disclosure.
Icon: 10-a control center; 100-a temperature measuring system of an auxiliary monitoring area of a traction substation; 110-an obtaining module; 120-a first configuration module; 130-a first inspection module; 140-an assignment module; 150-a second configuration module; 160-a second inspection module; 170-a calibration module; 200-temperature measuring camera; 300-temperature measurement sensor.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, fig. 1 is a schematic flow chart of a temperature measurement method for an auxiliary monitoring area of a traction substation based on BIM according to an embodiment of the present disclosure. The specific content of the regional temperature measurement method for the railway substation provided by the embodiment of the application is as follows.
Step S101, acquiring three-dimensional data of a BIM (building information modeling) model of the substation and importing the three-dimensional data into a three-dimensional visualization platform.
The BIM is used as an implementation foundation for the construction of railway substations, and the BIM model of the substation can be directly obtained from a management system. In an embodiment, the three-dimensional visualization platform may be a ceium three-dimensional visualization platform, and because the ceium three-dimensional visualization platform is incompatible with the BIM software, the three-dimensional data of the BIM model may be converted by using a data format conversion tool (ceiumlab tool) and then imported into the ceium three-dimensional visualization platform.
And S102, configuring a temperature measurement visual angle of a temperature measurement camera in the BIM model of the substation on the three-dimensional visual platform according to a preset temperature measurement area.
After the three-dimensional data of the BIM model is imported into the Cesium three-dimensional visual platform, the temperature measurement visual angle of the temperature measurement camera can be adjusted on the Cesium three-dimensional visual platform, so that the projection of the BIM model in the direction of the temperature measurement visual angle is overlapped with the temperature measurement area of the temperature measurement camera, and the installation position of the temperature measurement camera is determined. By the method, the number of the temperature measuring cameras can be reduced, and the temperature measuring cost is reduced. The thermometric camera may use an infrared thermometric camera.
And S103, receiving a temperature measurement polling starting instruction, and acquiring the equipment temperature matrix of the temperature measurement area corresponding to each temperature measurement camera according to the polling control instruction.
After the temperature measurement visual angle of the temperature measurement camera is adjusted, the temperature measurement camera corresponding to the temperature measurement visual angle on the BIM model of the substation can be installed according to the installation position of the temperature measurement camera corresponding to the temperature measurement visual angle on the BIM model of the substation. Each temperature measurement camera is connected with the substation control center 10 after the installation is finished, when temperature measurement is needed to be performed and patrolled, a temperature measurement patrolling starting instruction is issued through the control center 10, each temperature measurement camera is started after receiving the instruction, and an equipment temperature matrix corresponding to a temperature measurement area is obtained according to the patrolling control instruction.
And step S104, mapping the equipment temperature matrix to a corresponding position on the BIM model of the substation, and assigning temperature values to each equipment on the BIM model of the substation.
After the equipment temperature matrix is obtained, the equipment temperature matrix can be mapped to the corresponding position of the BIM model of the substation, temperature values are assigned to all equipment on the BIM model of the substation, the temperature values of all the equipment are displayed on the BIM model, and the temperature information of the equipment can be checked more visually.
In an embodiment, in order to more conveniently view the temperature information of each device in each temperature measurement area, the BIM model of the substation can be split according to the functional area, and displayed in different areas.
In the actual testing process, every temperature measurement camera itself all has certain measurement temperature difference, so in order to reduce the error, the regional temperature measurement method of railway substation that this application embodiment provided still includes:
step S201, configuring temperature measurement sensors corresponding to each temperature measurement area in the BIM of the substation according to a preset installation position.
In order to reduce the temperature measurement error of the temperature measurement camera, temperature measurement sensors can be arranged in each temperature measurement area of the substation, and then corresponding setting is carried out in the BIM model of the substation according to the installation positions of the temperature measurement sensors. And calibrating the temperature detected by the temperature measuring camera according to the temperature information detected by the temperature measuring sensor and the equipment temperature matrix detected by the temperature measuring camera. Each temperature measuring area is provided with at least one temperature measuring sensor, and if the temperature measuring area is too large, more temperature measuring sensors can be arranged according to the actual situation. The temperature sensor can be a temperature sensor, a temperature and humidity sensor and the like.
And step S202, receiving the temperature measurement inspection starting instruction, and acquiring the temperature information detected by each temperature measurement sensor according to the inspection control instruction.
When temperature measurement inspection is performed, the substation control center 10 issues an inspection start instruction, and the temperature measurement sensors in each temperature measurement area transmit detected temperature information to the control center 10.
And S203, performing linear calibration on the temperature of each device according to the temperature information and the device temperature matrix.
After receiving the temperature information detected by the temperature measurement sensor, the control center 10 of the substation can perform linear calibration on the temperature of each device by combining the device temperature matrix, thereby reducing the temperature measurement error of the temperature measurement camera.
Referring to fig. 2, fig. 2 is a block diagram of a temperature measurement system of an auxiliary monitoring area of a traction substation based on BIM according to an embodiment of the present disclosure.
The temperature measurement system 100 for the auxiliary monitoring area of the traction substation provided by the embodiment of the application comprises a control center 10 and the following modules arranged in the control center 10: the acquiring module 110 is configured to acquire three-dimensional data of a BIM model of a substation and import the three-dimensional data into a three-dimensional visualization platform; the first configuration module 120 is configured to configure a temperature measurement view angle of a temperature measurement camera in a BIM model of the substation on the three-dimensional visualization platform according to a preset temperature measurement area; the first inspection module 130 is used for receiving a temperature measurement inspection starting instruction and acquiring an equipment temperature matrix of a temperature measurement area corresponding to each temperature measurement camera according to an inspection control instruction; and the assignment module 140 is configured to map the device temperature matrix to a corresponding position on the BIM model of the substation, and assign a temperature value to each device on the BIM model of the substation.
The temperature measurement system 100 for the auxiliary monitoring area of the traction substation provided by the embodiment of the application further comprises: the temperature measuring cameras 200 are installed in the temperature measuring areas, and the temperature measuring cameras 200 are connected with the temperature measuring system 100 of the auxiliary monitoring area of the traction substation; the temperature measuring sensors 300 are installed in the temperature measuring areas, and the temperature measuring sensors 300 are connected with the temperature measuring system 100 of the auxiliary monitoring area of the traction substation; the temperature measurement camera 200 is used for acquiring an equipment temperature matrix corresponding to a temperature measurement area; the temperature sensor 300 is used to collect temperature information of a corresponding temperature measurement area.
In the actual detection process, because the temperature measurement camera has a certain temperature measurement error, in order to reduce the error, the temperature measurement system 100 for the auxiliary monitoring area of the traction substation provided by the embodiment of the present application further includes the following modules arranged in the control center 10: the second configuration module 150 is configured to configure temperature measurement sensors corresponding to the temperature measurement areas in the BIM model of the substation according to the preset installation position; in one embodiment, the temperature sensor may use a temperature sensor, a temperature and humidity sensor, or the like. A second routing inspection module 160; receiving a temperature measurement polling starting instruction, and acquiring temperature information detected by each temperature measurement sensor according to a polling control instruction; and the calibration module 170 is configured to perform linear calibration on the temperature of each device according to the temperature information and the device temperature matrix. The temperature information detected by the temperature sensor is used for carrying out linear calibration on the temperature of the temperature measuring camera, so that the temperature measuring error is reduced.
To sum up, the embodiment of the present application provides a method and a system for measuring temperature of an auxiliary monitoring area of a traction substation based on BIM, including: acquiring three-dimensional data of a BIM (building information modeling) model of a substation and importing the three-dimensional data into a three-dimensional visual platform; configuring a temperature measurement visual angle of a temperature measurement camera in a BIM model of the substation on the three-dimensional visual platform, so that the projection of the BIM model in the direction of the temperature measurement visual angle is superposed with a temperature measurement area of the temperature measurement camera; receiving a temperature measurement polling starting instruction, and acquiring an equipment temperature matrix of a temperature measurement area corresponding to each temperature measurement camera according to a polling control instruction; and mapping the equipment temperature matrix to a corresponding position on the BIM model of the substation, and assigning temperature values to each equipment on the BIM model of the substation. By the mode, all equipment in the temperature measurement area can be subjected to temperature measurement in batches, the temperature measurement efficiency is improved, the utilization rate of the temperature measurement camera is improved, and the cost is reduced.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (5)
1. A temperature measurement method for auxiliary monitoring area of traction substation based on BIM is characterized by comprising the following steps:
acquiring three-dimensional data of a BIM (building information modeling) model of a substation and importing the three-dimensional data into a three-dimensional visual platform;
configuring a temperature measurement visual angle of a temperature measurement camera in the BIM model of the substation on the three-dimensional visual platform, so that the projection of the BIM model in the direction of the temperature measurement visual angle is superposed with a temperature measurement area of the temperature measurement camera; the temperature measuring camera is an infrared temperature measuring camera;
receiving a temperature measurement polling starting instruction, and acquiring an equipment temperature matrix of a temperature measurement area corresponding to each temperature measurement camera according to a polling control instruction;
mapping the equipment temperature matrix to a corresponding position on the BIM model of the substation, and assigning temperature values to each piece of equipment on the BIM model of the substation;
the method further comprises the following steps:
configuring temperature measuring sensors corresponding to all temperature measuring areas in the BIM of the substation according to a preset installation position;
receiving the temperature measurement polling starting instruction, and acquiring temperature information detected by each temperature measurement sensor according to the polling control instruction;
and carrying out linear calibration on the temperature of each device according to the temperature information and the device temperature matrix.
2. The method of claim 1, wherein mapping the device temperature matrix to corresponding locations on the BIM model of the substation, assigning temperature values to each device on the BIM model of the substation comprises:
and assigning temperature values to each device in each temperature measuring area according to the receiving sequence of the device temperature matrix.
3. The method of claim 2, wherein each of said temperature measurement zones is provided with at least one temperature measurement sensor.
4. The utility model provides a pull regional temperature measurement system of transformer substation auxiliary monitoring based on BIM which characterized in that includes:
the acquisition module is used for acquiring three-dimensional data of a BIM (building information modeling) model of the substation and importing the three-dimensional data into a three-dimensional visualization platform;
the first configuration module is used for configuring the temperature measurement visual angle of a temperature measurement camera in the BIM model of the substation on the three-dimensional visual platform according to a preset temperature measurement area; enabling the projection of the BIM model in the temperature measurement visual angle direction to coincide with a temperature measurement area of the temperature measurement camera; the temperature measuring camera is an infrared temperature measuring camera;
the first inspection module is used for receiving a temperature measurement inspection starting instruction and acquiring an equipment temperature matrix of a temperature measurement area corresponding to each temperature measurement camera according to an inspection control instruction;
the assignment module is used for mapping the equipment temperature matrix to a corresponding position on the BIM model of the substation and assigning a temperature value to each equipment on the BIM model of the substation;
the temperature measurement system for the auxiliary monitoring area of the traction substation further comprises:
the second configuration module is used for configuring temperature measurement sensors corresponding to all temperature measurement areas in the BIM of the substation according to a preset installation position;
a second inspection module; receiving the temperature measurement polling starting instruction, and acquiring temperature information detected by each temperature measurement sensor according to the polling control instruction;
and the calibration module is used for carrying out linear calibration on the temperature of each device according to the temperature information and the device temperature matrix.
5. The system of claim 4, wherein the system further comprises: the temperature measuring cameras are installed in the temperature measuring areas and are connected with the temperature measuring system of the auxiliary monitoring area of the traction substation; the temperature measuring sensors are arranged in the temperature measuring areas and are connected with the temperature measuring system of the auxiliary monitoring area of the traction substation; the temperature measurement camera is used for acquiring an equipment temperature matrix corresponding to a temperature measurement area; the temperature measuring sensor is used for collecting temperature information of a corresponding temperature measuring area.
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