阅读说明：本技术 一种基于远红外线成像的电力设备测温方法 (Power equipment temperature measurement method based on far infrared ray imaging ) 是由 杨威 洪宬 顾志伟 徐拥华 刘江南 于 2019-09-27 设计创作，主要内容包括：本发明公开了一种基于远红外线成像的电力设备测温方法,包括以下步骤：S1、获取远红外线发射设备、远红外线接收设备、温度检测设备、信号收发设备、成像设备和上位机；S2、检测实验电力设备温度,在实验电力设备内设置温度调节设备,制定在电力设备温度一致,环境温度不同情况下的远红外线成像数据表；通过控制远红外线发射设备发射远红外线,远红外线接收设备接收远红外线信号,然后通过信号收发设备将接收到的信号发送至上位机,上位机通过成像设备对接收到的信号进行成像,根据获得的当前环境下的远红外线成像数据,对电力设备远红外线成像数据进行分析,检测到的电力设备温度信息准确,且可以进行大面积进行检测。(The invention discloses a power equipment temperature measuring method based on far infrared ray imaging, which comprises the following steps: s1, acquiring far infrared ray emitting equipment, far infrared ray receiving equipment, temperature detecting equipment, signal transceiving equipment, imaging equipment and an upper computer; s2, detecting the temperature of experimental power equipment, arranging temperature adjusting equipment in the experimental power equipment, and formulating far infrared imaging data tables under the conditions that the temperature of the power equipment is consistent and the environmental temperature is different; through controlling far infrared emission equipment transmission far infrared, far infrared receiving equipment receives far infrared signal, then through signal transceiver with received signal transmission to the host computer, the host computer images the signal of receiving through image equipment, according to the far infrared imaging data under the current environment that obtains, carries out the analysis to power equipment far infrared imaging data, the power equipment temperature information that detects is accurate, and can carry out the large tracts of land and detect.)

1. A temperature measurement method for electrical equipment based on far infrared ray imaging is characterized by comprising the following steps:

s1, acquiring far infrared ray emitting equipment, far infrared ray receiving equipment, temperature detecting equipment, signal transceiving equipment, imaging equipment and an upper computer;

s2, detecting the temperature of experimental power equipment, arranging temperature adjusting equipment in the experimental power equipment, and formulating far infrared imaging data tables under the conditions that the temperature of the power equipment is consistent and the environmental temperature is different;

s3, detecting the current environment temperature, comparing with the far infrared imaging data table, and determining the representative temperature values of different images in the current environment;

and S4, performing far infrared imaging, and analyzing the image by combining a far infrared imaging data table to obtain the temperature of the electric power equipment.

2. The method for measuring the temperature of the electric equipment based on far infrared ray imaging as claimed in claim 1, wherein: in S2, before the ambient temperature changes, the temperature of the experimental power equipment is adjusted to different temperatures by the temperature adjusting device, and the far infrared imaging data are collected when the ambient temperature is the same and the temperature of the experimental power equipment is different.

3. The method for measuring the temperature of the electric equipment based on far infrared ray imaging as claimed in claim 1, wherein: temperature regulation equipment is by the electric heating board, the condenser, temperature sensor and controller are constituteed, temperature sensor detects experiment power equipment's current temperature, then give the controller with the temperature signal who detects, controller control electric heating board or condenser start, before controller control electric heating board or condenser start, carry out the analysis to received temperature signal, when received temperature signal is greater than the temperature value of settlement, start the condenser, the condenser dispels the heat to experiment power equipment, when received temperature signal is less than the temperature value of settlement, start the electric heating board, the electric heating board heats experiment power equipment.

4. The method for measuring the temperature of the electric equipment based on far infrared ray imaging as claimed in claim 3, wherein: the temperature value can be a temperature interval, and the maximum value minus the minimum value of the temperature interval is not more than three and is represented by the following formula:

Tr_max-TR_min≤T

in the formula: tr_maxAt the maximum value of the temperature interval, Tr_minT is the temperature difference, which is the minimum value of the temperature interval.

5. The method for measuring the temperature of the electric equipment based on far infrared ray imaging as claimed in claim 1, wherein: the far infrared imaging data table is stored in a network database.

6. The method for measuring the temperature of the electric equipment based on far infrared ray imaging as claimed in claim 1, wherein: in S3, the temperature detection device detects the current ambient temperature, and then sends the detected temperature signal to the upper computer through the signal transceiver device, and the upper computer processes the received signal, reads the far infrared imaging data table in the network database, and determines the representative temperature values of different images in the current environment.

7. The method for measuring the temperature of the electric equipment based on far infrared ray imaging as claimed in claim 6, wherein: in S4, the far infrared ray emitting device emits far infrared rays, the far infrared ray receiving device receives far infrared ray signals, then the received signals are sent to the upper computer through the signal receiving and sending device, the upper computer images the received signals through the imaging device, and the far infrared ray imaging data of the power equipment are analyzed according to the obtained far infrared ray imaging data under the current environment.

8. The method for measuring the temperature of the electric device based on far infrared ray imaging as claimed in claim 7, wherein: and an alarm unit is arranged in the upper computer, and when the far infrared imaging data of the electrical equipment is analyzed, the temperature of the electrical equipment exceeds the preset temperature, and the alarm unit gives an alarm.

9. The method for measuring the temperature of the electric equipment based on far infrared ray imaging as claimed in claim 8, wherein: the alarm unit is a buzzer, and the preset temperature is set through an upper computer.

10. The method for measuring the temperature of the electric equipment based on far infrared ray imaging as claimed in claim 1, wherein: the far infrared ray transmitting equipment, the far infrared ray receiving equipment, the temperature detecting equipment and the signal receiving and sending equipment are all installed in a power equipment storage place, and the imaging equipment and the upper computer are all installed in a management position.

Technical Field

The invention belongs to the technical field of electric power equipment temperature measurement, and particularly relates to a far infrared ray imaging-based electric power equipment temperature measurement method.

Background

The power equipment mainly comprises power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a steam turbine, a gas turbine, a water turbine, a generator, a transformer and the like, the power supply equipment mainly comprises power transmission lines, mutual inductors, contactors and the like with various voltage grades, a large number of power equipment in a power system are generally divided into electrical primary equipment and electrical secondary equipment according to different functions of the power transmission lines, mutual inductors, contactors and the like in operation, the equipment directly participating in production, transformation, transmission, distribution and consumption of electric energy is called electrical primary equipment, and the equipment for measuring, monitoring, controlling, regulating and the like of the operation state of the electrical primary equipment is called electrical secondary equipment in order to protect and ensure the normal operation of the electrical primary equipment.

The planned maintenance system adopted by most of the power equipment in the power system has serious defects, such as frequent temporary maintenance, insufficient maintenance or excessive maintenance, blind maintenance and the like, which causes huge cost on equipment maintenance every year.

The power equipment contains a large number of electronic components, and when the heat generated by the electronic components during operation is too high, the power equipment can be damaged, and when the temperature of the power equipment is too high, the power equipment is easily damaged, so that the temperature detection of the power equipment is especially important.

When the conventional power equipment temperature measurement method is used for detecting power equipment, a temperature sensor is generally used for detecting, but the detection method is small in detection range and not suitable for large-range detection, and the temperature of the working environment where the power equipment is located is detected, but the detection method has the advantages that the temperature condition of the single power equipment cannot be known in time, and the accuracy is low, so that the power equipment temperature measurement method based on far infrared ray imaging is provided.

Disclosure of Invention

The invention aims to provide a method for measuring temperature of electric equipment based on far infrared ray imaging, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the following technical scheme: a temperature measuring method of electric equipment based on far infrared ray imaging comprises the following steps:

s1, acquiring far infrared ray emitting equipment, far infrared ray receiving equipment, temperature detecting equipment, signal transceiving equipment, imaging equipment and an upper computer;

s2, detecting the temperature of experimental power equipment, arranging temperature adjusting equipment in the experimental power equipment, and formulating far infrared imaging data tables under the conditions that the temperature of the power equipment is consistent and the environmental temperature is different;

s3, detecting the current environment temperature, comparing with the far infrared imaging data table, and determining the representative temperature values of different images in the current environment;

and S4, performing far infrared imaging, and analyzing the image by combining a far infrared imaging data table to obtain the temperature of the electric power equipment.

As a further preferred aspect of the present invention, in S2, before the ambient temperature is changed, the temperature of the experimental electric equipment is adjusted to different temperatures by the temperature adjusting device, and the far infrared ray imaging data is collected when the ambient temperature is the same and the temperature of the experimental electric equipment is different.

As a further preferred of this technical scheme, temperature regulation equipment comprises electric heating plate, the condenser, temperature sensor and controller, temperature sensor detects experiment power equipment's current temperature, then give the controller with the temperature signal who detects, controller control electric heating plate or condenser start, before controller control electric heating plate or condenser start, carry out the analysis to received temperature signal, when received temperature signal is greater than the temperature value of settlement, start the condenser, the condenser dispels the heat to experiment power equipment, when received temperature signal is less than the temperature value of settlement, start electric heating plate, electric heating plate heats experiment power equipment.

As a further preferred aspect of the present invention, the temperature value may be a temperature interval, and a maximum value minus a minimum value of the temperature interval is not greater than three and is represented by the following formula:

Tr_max-TR_min≤T

in the formula: tr_maxAt the maximum value of the temperature interval, Tr_minT is the temperature difference, which is the minimum value of the temperature interval.

As a further preferred aspect of the present invention, the far infrared ray imaging data table is stored in a network database.

As a further preferable mode of the present invention, in S3, the temperature detection device detects the current ambient temperature, and then sends the detected temperature signal to the upper computer through the signal transceiver device, and the upper computer processes the received signal, reads the far infrared imaging data table in the network database, and determines the representative temperature values of different images in the current environment.

As a further preferred aspect of the present technical solution, in S4, the far infrared ray emitting device emits far infrared rays, the far infrared ray receiving device receives far infrared ray signals, and then sends the received signals to the upper computer through the signal transceiver, and the upper computer images the received signals through the imaging device, and analyzes the far infrared imaging data of the power device according to the obtained far infrared imaging data in the current environment.

As a further preferred mode of the technical solution, an alarm unit is provided in the upper computer, and when the far infrared imaging data of the power equipment is analyzed, the temperature of the power equipment exceeds a preset temperature, the alarm unit gives an alarm.

As a further preferred aspect of the present technical solution, the alarm unit is a buzzer, and the preset temperature is set by an upper computer.

As a further preferred aspect of the present technical solution, the far infrared ray emitting device, the far infrared ray receiving device, the temperature detecting device, and the signal transceiving device are all installed in a place where the electrical device is stored, and the imaging device and the upper computer are all installed in a management location.

The invention has the technical effects and advantages that: compared with the prior art, the electric power equipment temperature measuring method based on far infrared ray imaging provided by the invention has the following advantages:

one, through control far infrared emission equipment transmission far infrared, far infrared receiving equipment receives far infrared signal, then through signal transceiver with received signal transmission to the host computer, the host computer images the signal of receiving through imaging device, according to the far infrared imaging data under the current environment that obtains, carry out the analysis to power equipment far infrared imaging data, the power equipment temperature information that detects is accurate, and can carry out the large tracts of land and detect, save staff's check-out time, the accuracy of detecting information has been improved.

And secondly, the far infrared ray emitting equipment, the far infrared ray receiving equipment, the temperature detecting equipment and the signal transceiving equipment are arranged in a storage place of the electric power equipment, and the imaging equipment and the upper computer are arranged at a management position, so that the temperature information of the electric power equipment can be remotely detected, and the detection time of workers is shortened.

Drawings

FIG. 1 is a flow chart of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. 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.

The invention provides a method for measuring the temperature of electric equipment based on far infrared ray imaging, which comprises the following steps:

s1, acquiring far infrared ray emitting equipment, far infrared ray receiving equipment, temperature detecting equipment, signal transceiving equipment, imaging equipment and an upper computer;

s2, detecting the temperature of experimental power equipment, arranging temperature adjusting equipment in the experimental power equipment, and formulating far infrared imaging data tables under the conditions that the temperature of the power equipment is consistent and the environmental temperature is different;

s3, detecting the current environment temperature, comparing with the far infrared imaging data table, and determining the representative temperature values of different images in the current environment;

and S4, performing far infrared imaging, and analyzing the image by combining a far infrared imaging data table to obtain the temperature of the electric power equipment.

Preferably, in S2, before the environmental temperature is changed, the temperature of the experimental power equipment is adjusted to different temperatures by the temperature adjusting device, and the far infrared imaging data is collected when the environmental temperature is the same and the temperature of the experimental power equipment is different.

By adopting the technical scheme, the time for formulating the far infrared imaging data table can be saved, and meanwhile, the temperature information represented by the far infrared imaging under different environmental temperatures can be obtained.

Preferably, temperature regulation equipment comprises electric heating plate, condenser, temperature sensor and controller, and temperature sensor detects experiment power equipment's current temperature, then gives the controller with the temperature signal who detects, and controller control electric heating plate or condenser start, before controller control electric heating plate or condenser start, carry out the analysis to received temperature signal, when received temperature signal is greater than the temperature value of settlement, start the condenser, the condenser dispels the heat to experiment power equipment, when received temperature signal is less than the temperature value of settlement, start electric heating plate, electric heating plate heats experiment power equipment.

By adopting the technical scheme, the temperature change can be automatically adapted, and the electric heating plate or the condenser is started according to the temperature change, so that the temperature of the experimental power equipment is always kept in a required temperature interval.

Preferably, the temperature value may be a temperature interval, and the maximum value minus the minimum value of the temperature interval is not greater than three and is represented by the following formula:

Tr_max-TR_min≤T

in the formula: tr_maxAt the maximum value of the temperature interval, Tr_minIs a temperature zoneThe minimum value, T is the temperature difference.

By adopting the technical scheme, the numerical value of the temperature difference can be calculated, and the experimental power equipment is ensured to be always kept in the required temperature interval.

Preferably, the far infrared ray imaging data table is stored in a network database.

By adopting the technical scheme, the network database combines the two technologies of data sharing and resource sharing, so that the signal transceiver can read the content in the network database in the area with the network and obtain the far infrared imaging data table in real time, and the range of the computer network can be from local to global, so that the resource sharing range of the far infrared imaging data table in the network database is enlarged, in the computer network, the resources in the network can be reasonably selected according to the situation so as to quickly and nearby obtain the far infrared imaging data table, and the data processing of the detection of the large-area power equipment can be decomposed to different computers for processing, thereby achieving the purpose of balanced use of the network resources, realizing the distributed processing, improving the processing speed of data analysis, and being shared by the users in the whole network due to the network database, the staff using the far infrared imaging data table resource can compare the detection result with the far infrared imaging data table in the network database in a network sharing mode without having a database, and can spread the detection result to various ranges.

Preferably, in S3, the temperature detecting device detects the current ambient temperature, and then sends the detected temperature signal to the upper computer through the signal transceiver, and the upper computer processes the received signal, reads the far infrared imaging data table in the network database, and determines the representative temperature values of different images in the current environment.

By adopting the technical scheme, the far infrared imaging data table under the current environmental temperature can be obtained.

Preferably, in S4, the far infrared emitting device emits far infrared rays, the far infrared receiving device receives far infrared signals, and then sends the received signals to the upper computer through the signal transceiver, and the upper computer images the received signals through the imaging device, and analyzes the far infrared imaging data of the power device according to the obtained far infrared imaging data in the current environment.

Through adopting above-mentioned technical scheme, can carry out accurate analysis to current power equipment temperature according to the far infrared imaging data table under the current environment.

Preferably, an alarm unit is arranged in the upper computer, and when the far infrared imaging data of the power equipment is analyzed, the temperature of the power equipment exceeds the preset temperature, and the alarm unit gives an alarm.

By adopting the technical scheme, automatic alarm can be carried out under the condition that the temperature of the power equipment is too high and the staff does not check in time, so that the staff is prompted to maintain the power equipment.

Preferably, the alarm unit is a buzzer, and the preset temperature is set by an upper computer.

Through adopting above-mentioned technical scheme, buzzer can send high decibel sound to the staff can know power equipment and break down, thereby in time maintains power equipment.

Preferably, the far infrared ray emitting device, the far infrared ray receiving device, the temperature detecting device and the signal receiving and sending device are all installed in a storage place of the electric power device, and the imaging device and the upper computer are all installed in a management position.

By adopting the technical scheme, the temperature information of the power equipment can be remotely detected, and the detection time of workers is saved.

The working principle is as follows: firstly, acquiring far infrared ray emitting equipment, far infrared ray receiving equipment, temperature detecting equipment, signal transceiving equipment, imaging equipment and an upper computer, then installing the far infrared ray emitting equipment, the far infrared ray receiving equipment, the temperature detecting equipment and the signal transceiving equipment in a storage place of electric equipment, installing the imaging equipment and the upper computer in a management position so as to remotely detect the temperature information of the electric equipment, then detecting the current environment temperature, comparing with a far infrared ray imaging data table, determining representative temperature values of different images in the current environment, then controlling the far infrared ray emitting equipment to emit far infrared rays, receiving far infrared ray signals by the far infrared ray receiving equipment, then sending the received signals to the upper computer by the signal transceiving equipment, imaging the received signals by the upper computer through the imaging equipment, and according to the obtained far infrared ray imaging data in the current environment, the far infrared imaging data of the power equipment are analyzed, the detected temperature information of the power equipment is accurate, large-area detection can be performed, the detection time of workers is saved, and the accuracy of detection information is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.