CN110906971A - Centralized detection method for power cabinet based on Internet of things - Google Patents
Centralized detection method for power cabinet based on Internet of things Download PDFInfo
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- CN110906971A CN110906971A CN201910985531.3A CN201910985531A CN110906971A CN 110906971 A CN110906971 A CN 110906971A CN 201910985531 A CN201910985531 A CN 201910985531A CN 110906971 A CN110906971 A CN 110906971A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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Abstract
The invention discloses an electric power cabinet centralized detection method based on the Internet of things, belongs to the field of electric power equipment detection, and comprises the following steps: detecting the internal environment of the electric power cabinet through an internal environment detection system; the control module extracts effective data and compares the effective data with a standard data value prestored on the detection terminal, and abnormal conditions of the environment in the electric power cabinet are judged; detecting whether the electric power cabinet leaks electricity through an electric leakage detection module; monitoring and detecting the operators entering the interior of the electric power cabinet through an operator identification system; and whether the operation request of the operator is legal or not is judged through the identification judgment module. Can realize concentrating the detection to electric power cabinet, can carry out remote monitoring, know the testing result in real time, effectively avoid the incident that electric power cabinet electric leakage caused, improve the security, and the very first time when the operation is unusual reports to the police and suggests, effectively avoids the influence that the operation is unusual to cause.
Description
Technical Field
The invention relates to the field of power equipment detection, in particular to a centralized detection method for a power cabinet based on the Internet of things.
Background
With the continuous expansion of the construction scale of the power grid, outdoor power cabinets (ring main units, box-type transformers, power distribution cabinets, branch boxes and the like) are widely applied due to the advantages of small investment, short construction period, standardized production and the like.
Because the cabinet body protective effect is limited, the environment is abominable, the blowing and raining is exposed to the sun, ponding snow etc, environmental change is violent, lead to electrical equipment's damage easily, the internal portion of cabinet is equipped with a large amount of electric power parts, because electric power cabinet during operation, inside will produce a large amount of heats, therefore, the radiator window must be seted up on the lateral wall of electric power cabinet, but only dispel the heat through the radiator window, the effect is not good, can't reliably regulate and control the inside humiture of electric power cabinet, cause electric power parts trouble easily, just so need carry out abundant detection to the electric power cabinet, however because electric power cabinet is in large quantity, can't carry out centralized detection to the internal environment of cabinet in real time, great reduction the.
On the other hand, with the expansion of the scale of the power grid, various works such as power grid construction, power equipment production operation, equipment technology transformation and the like are also greatly developed, and the safety management problem of field workers is more and more prominent; besides personal accidents, safety accidents caused by human factors can also cause large-area power failure and breakdown of a power grid, further cause social disasters such as traffic interruption and life threat of other related industry operators. Most of the accidents caused by human factors are illegal clothes, and corresponding protective measures are not made.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a centralized detection method for an electric power cabinet based on the Internet of things, which can realize centralized detection of the electric power cabinet, can carry out remote monitoring, can know the detection result in real time, effectively avoids safety accidents caused by electric power leakage of the electric power cabinet, improves the safety, and effectively avoids the influence caused by abnormal operation by carrying out alarm prompt at the first time when the operation is abnormal.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A centralized detection method for an electric power cabinet based on the Internet of things specifically comprises the following steps:
s1, detecting the internal environment of the power cabinet through the internal environment detection system, and transmitting the detection result to the control module;
s2, the control module extracts effective data and compares the data with a standard data value prestored on the detection terminal to judge whether the environment inside the electric power cabinet is abnormal or not, if so, when the environment inside the electric power cabinet is abnormal, the control module controls the alarm module to give an alarm and sends alarm information to the detection terminal;
s3, detecting whether the electric power cabinet leaks electricity through the electric leakage detection module, and if the electric power cabinet leaks electricity, controlling the power-off module to power off the electric power cabinet through the control module;
s4, monitoring and detecting the operators entering the electric power cabinet through the operator identification system;
s5, judging whether the operation request of the operator is legal through the identification judging module, if so, agreeing to the request, and if not, rejecting the request.
Further, the internal environment detection system in S1 includes a vibration detection module, a temperature detection module, a humidity detection module, a smoke detection module, a current detection module, a voltage detection module, and an aging detection module, and is connected to the central processing module.
Further, the vibration detection module is a vibration sensor and is used for detecting whether the electric power cabinet is stable or not; the temperature detection module is a temperature sensor and is used for detecting the working temperature in the electric power cabinet; the humidity detection module is a humidity sensor and is used for detecting the humidity in the electric power cabinet; the smoke detection module is a smoke sensor and is used for detecting whether the interior of the electric power cabinet works safely or not; the current detection module is a current sensor and is used for detecting whether the working current of the electric power cabinet is stable or not; the voltage detection module is a voltage sensor and is used for detecting whether the working voltage of the electric power cabinet is stable or not; the aging detection module is a noise sensor and is used for detecting whether electronic elements of the power cabinet are aged or not.
Furthermore, the alarm module comprises an information sending device and an audible and visual alarm.
Further, in S4, the operator identification system includes a video detection module and an access control module, the video detection module includes a video acquisition unit and a video noise reduction unit, and the video detection device acquires a face image and a dressing image of an operator through the video acquisition unit; the video acquisition unit inputs a face image and a dressing image of an operator into the video noise reduction unit for noise reduction, the control module transmits the noise-reduced image to the detection terminal, if the acquired image of the operator meets the construction standard, the detection terminal registers the maintenance information of the operator and the control module starts the access control module, and at the moment, the operator can maintain the electric power cabinet; otherwise, the control module starts the alarm module.
Furthermore, the video acquisition unit is a camera, the video noise reduction unit comprises a filter, a decoder, an operational amplifier, a synchronous separation subunit and an image processing subunit, the video acquisition unit is respectively connected with the filter and the decoder, the filter is respectively connected with the decoder, the operational amplifier and the synchronous separation subunit, the operational amplifier is further connected with an A/D converter, the A/D conversion subunit is further respectively connected with a crystal oscillator and a CPLD subunit, the CPLD subunit is further respectively connected with a synchronous separation module, a crystal oscillator and an image processing module, and the image processing module is further connected with an output interface.
Further, the video detection module collects face images and dressing images of operators through a camera; the video acquisition unit inputs a face image and a dressing image of an operator into an image noise reduction module for noise reduction, then a control module transmits the noise-reduced image to a detection terminal, an image recognition module in the detection terminal compares the noise-reduced image with a database in the detection terminal and recognizes the noise-reduced image, if the acquired image of the operator accords with a pre-stored image, the detection terminal registers maintenance information of the operator, the control module starts an access control module, and the operator can enter the electric power cabinet for maintenance; otherwise, the control module starts an alarm module to alarm.
Furthermore, the camera is used for collecting the whole body dressing of the operator and sending the collected picture information to the control module, and if the dressing of the operator does not accord with the set standard, the control module starts the alarm module to give an alarm.
Further, the detection terminal comprises an information receiving module, a voice broadcasting module, a display module, a database module and a storage module, wherein the information receiving module is used for receiving the alarm information sent by the information sending device; the voice broadcasting module is used for broadcasting alarm information; the display module is used for displaying various data detected by the internal environment detection system and video images acquired by the video acquisition unit; the database module is used for storing various standard data detected by the electric power cabinet and standard images of operators; the storage module is used for storing various detected data and images and recording various alarm information in real time.
Further, in S5, the identification and judgment module judges whether the operation request of the operator is legal according to the operator permission list; if the rule is legal, the operation is allowed, otherwise, the operation is refused;
wherein, the operator authority list includes: an operator registration authority list, a high-risk operation list and a sensitive operation list;
the identification judging module judges whether the operation request is legal or not according to the registration authority list of the operator, if not, the identification judging module determines whether the operation request is high-risk operation or not according to the high-risk operation list, if so, the identification judging module inquires the account of the operator and checks whether a temporary authorization certificate exists in the account of the operator, if so, the operation is allowed, and if not, the alarm module gives an alarm prompt;
if the identification judging module judges that the operation request is not high-risk operation, whether the operation object is a sensitive object is judged according to the sensitive operation list, if so, the account level of an operator is judged, whether the value degree of the account reaches the upper limit of executing the sensitive operation is checked, if so, the operation is allowed, and if not, the alarm module gives an alarm.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
according to the centralized detection method for the electric power cabinet, disclosed by the invention, the plurality of detection modules are adopted to detect the interior of the electric power cabinet, and the detection data is sent to the detection terminal in real time, so that the centralized detection of the electric power cabinet is facilitated for workers, the remote monitoring can be carried out, and the detection result can be known in real time.
When the detected data is abnormal, an alarm is given, the staff detects the abnormal data of the electric power cabinet, the set operator identification system can detect and identify the staff entering the electric power cabinet, centralized management is convenient to carry out on the maintenance work of the operators, and the work efficiency is improved.
Whether electric power cabinet leaks electricity is detected through the electric leakage detection module, if the electric leakage then cuts off the power supply to the electric power cabinet through control module control outage module, effectively avoids the incident that electric power cabinet electric leakage causes, improves the security.
The identification and judgment module can identify the operation of an operator in the electric power cabinet, and alarm prompt is carried out at the first time when the operation is abnormal, so that the influence caused by the abnormal operation is effectively avoided.
Drawings
Fig. 1 is a working principle diagram of the present invention.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by the person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1, a centralized detection method for an electric power cabinet based on the internet of things specifically includes the following steps:
s1, detecting the internal environment of the power cabinet through the internal environment detection system, and transmitting the detection result to the control module;
s2, the control module extracts effective data and compares the data with a standard data value prestored on the detection terminal to judge whether the environment inside the electric power cabinet is abnormal or not, if so, when the environment inside the electric power cabinet is abnormal, the control module controls the alarm module to give an alarm and sends alarm information to the detection terminal;
s3, detecting whether the electric power cabinet leaks electricity through the electric leakage detection module, and if the electric power cabinet leaks electricity, controlling the power-off module to power off the electric power cabinet through the control module;
s4, monitoring and detecting the operators entering the electric power cabinet through the operator identification system;
s5, whether the operation request of the operator is legal through the identification judgment module is judged, if so, the request is approved, and if not, the request is rejected.
The internal environment detection system in the S1 comprises a vibration detection module, a temperature detection module, a humidity detection module, a smoke detection module, a current detection module, a voltage detection module and an aging detection module, and is connected with the central processing module.
The vibration detection module is a vibration sensor and is used for detecting whether the electric power cabinet is stable or not; the temperature detection module is a temperature sensor and is used for detecting the working temperature in the electric power cabinet; the humidity detection module is a humidity sensor and is used for detecting the humidity in the electric power cabinet; the smoke detection module is a smoke sensor and is used for detecting whether the interior of the electric power cabinet works safely or not; the current detection module is a current sensor and is used for detecting whether the working current of the power cabinet is stable or not; the voltage detection module is a voltage sensor and is used for detecting whether the working voltage of the electric power cabinet is stable or not; the aging detection module is a noise sensor and is used for detecting whether electronic elements of the power cabinet are aged or not.
The alarm module comprises an information sending device and an audible and visual alarm.
In S4, the operator identification system comprises a video detection module and an access control module, the video detection module comprises a video acquisition unit and a video noise reduction unit, and the video detection device acquires face images and dressing images of operators through the video acquisition unit; the video acquisition unit inputs a face image and a dressing image of an operator into the video noise reduction unit for noise reduction, the control module transmits the noise-reduced image to the detection terminal, if the acquired image of the operator meets the construction standard, the detection terminal registers maintenance information of the operator and the control module starts the access control module, and at the moment, the operator can maintain the electric power cabinet; otherwise, the control module starts the alarm module.
The video acquisition unit is a camera, the video noise reduction unit comprises a filter, a decoder, an operational amplifier, a synchronous separation subunit and an image processing subunit, the video acquisition unit is respectively connected with the filter and the decoder, the filter is respectively connected with the decoder, the operational amplifier and the synchronous separation subunit, the operational amplifier is also connected with an A/D converter, the A/D converter subunit is also respectively connected with a crystal oscillator and a CPLD subunit, the CPLD subunit is also respectively connected with a synchronous separation module, the crystal oscillator and the image processing module, and the image processing module is also connected with an output interface.
The video detection module collects face images and dressing images of operators through a camera; the method comprises the following steps that a video acquisition unit inputs a face image and a dressing image of an operator into an image noise reduction module for noise reduction, then a control module transmits the noise-reduced image to a detection terminal, an image recognition module in the detection terminal compares the noise-reduced image with a database in the detection terminal and recognizes the noise-reduced image, if the acquired image of the operator accords with a prestored image, the detection terminal registers maintenance information of the operator, and the control module starts an access control module, so that the operator can enter the electric power cabinet for maintenance; otherwise, the control module starts an alarm module to alarm.
The camera is used for collecting the whole body dressing of the operator, and sending collected picture information to the control module, and if the dressing of the operator is not in accordance with the set standard, the control module starts the alarm module to give an alarm.
The detection terminal comprises an information receiving module, a voice broadcasting module, a display module, a database module and a storage module, wherein the information receiving module is used for receiving alarm information sent by the information sending device; the voice broadcasting module is used for broadcasting alarm information; the display module is used for displaying various data detected by the internal environment detection system and video images acquired by the video acquisition unit; the database module is used for storing various standard data detected by the electric power cabinet and standard images of operators; the storage module is used for storing various detected data and images and recording various alarm information in real time.
In the step S5, the identification judging module judges whether the operation request of the operator is legal or not according to the operator authority list; if the rule is legal, the operation is allowed, otherwise, the operation is refused;
wherein, the operator authority list includes: an operator registration authority list, a high-risk operation list and a sensitive operation list.
The identification and judgment module judges whether the operation request is legal or not according to the registration authority list of the operator, if not, the identification and judgment module determines whether the operation request is high-risk operation or not according to the high-risk operation list, if so, the identification and judgment module inquires the account of the operator to check whether a temporary authorization certificate exists in the account of the operator, if so, the operation is allowed, and if not, the alarm module gives an alarm prompt.
If the identification judging module judges that the operation request is not high-risk operation, whether the operation object is a sensitive object is judged according to the sensitive operation list, if so, the account level of an operator is judged, whether the value degree of the account reaches the upper limit of executing the sensitive operation is checked, if so, the operation is allowed, and if not, the alarm module gives an alarm.
According to the centralized detection method for the electric power cabinet, disclosed by the invention, the plurality of detection modules are adopted to detect the interior of the electric power cabinet, and the detection data is sent to the detection terminal in real time, so that the centralized detection of the electric power cabinet is facilitated for workers, the remote monitoring can be carried out, and the detection result can be known in real time.
When the detected data is abnormal, an alarm is given, the staff detects the abnormal data of the electric power cabinet, the set operator identification system can detect and identify the staff entering the electric power cabinet, centralized management is convenient to carry out on the maintenance work of the operators, and the work efficiency is improved.
Whether electric power cabinet leaks electricity is detected through the electric leakage detection module, if the electric leakage then cuts off the power supply to the electric power cabinet through control module control outage module, effectively avoids the incident that electric power cabinet electric leakage causes, improves the security.
The identification and judgment module can identify the operation of an operator in the electric power cabinet, and alarm prompt is carried out at the first time when the operation is abnormal, so that the influence caused by the abnormal operation is effectively avoided.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (10)
1. A centralized detection method of an electric power cabinet based on the Internet of things is characterized by comprising the following steps: the method specifically comprises the following steps:
s1, detecting the internal environment of the power cabinet through the internal environment detection system, and transmitting the detection result to the control module;
s2, the control module extracts effective data and compares the data with a standard data value prestored on the detection terminal to judge whether the environment inside the electric power cabinet is abnormal or not, if so, when the environment inside the electric power cabinet is abnormal, the control module controls the alarm module to give an alarm and sends alarm information to the detection terminal;
s3, detecting whether the electric power cabinet leaks electricity through the electric leakage detection module, and if the electric power cabinet leaks electricity, controlling the power-off module to power off the electric power cabinet through the control module;
s4, monitoring and detecting the operators entering the electric power cabinet through the operator identification system;
s5, judging whether the operation request of the operator is legal through the identification judging module, if so, agreeing to the request, and if not, rejecting the request.
2. The centralized detection method for the power cabinet based on the Internet of things as claimed in claim 1, wherein the method comprises the following steps: the internal environment detection system in the S1 comprises a vibration detection module, a temperature detection module, a humidity detection module, a smoke detection module, a current detection module, a voltage detection module and an aging detection module, and is connected with the central processing module.
3. The centralized detection method for the power cabinet based on the Internet of things as claimed in claim 2, wherein the method comprises the following steps: the vibration detection module is a vibration sensor and is used for detecting whether the electric power cabinet is stable or not; the temperature detection module is a temperature sensor and is used for detecting the working temperature in the electric power cabinet; the humidity detection module is a humidity sensor and is used for detecting the humidity in the electric power cabinet; the smoke detection module is a smoke sensor and is used for detecting whether the interior of the electric power cabinet works safely or not; the current detection module is a current sensor and is used for detecting whether the working current of the electric power cabinet is stable or not; the voltage detection module is a voltage sensor and is used for detecting whether the working voltage of the electric power cabinet is stable or not; the aging detection module is a noise sensor and is used for detecting whether electronic elements of the power cabinet are aged or not.
4. The centralized detection method for the power cabinet based on the Internet of things as claimed in claim 3, wherein the method comprises the following steps: the alarm module comprises an information sending device and an audible and visual alarm.
5. The centralized detection method for the power cabinet based on the Internet of things as claimed in claim 4, wherein the method comprises the following steps: in the step S4, the operator identification system includes a video detection module and an access control module, the video detection module includes a video acquisition unit and a video noise reduction unit, and the video detection device acquires a face image and a dressing image of an operator through the video acquisition unit; the video acquisition unit inputs a face image and a dressing image of an operator into the video noise reduction unit for noise reduction, the control module transmits the noise-reduced image to the detection terminal, if the acquired image of the operator meets the construction standard, the detection terminal registers the maintenance information of the operator and the control module starts the access control module, and at the moment, the operator can maintain the electric power cabinet; otherwise, the control module starts the alarm module.
6. The centralized detection method for the power cabinet based on the Internet of things as claimed in claim 5, wherein the method comprises the following steps: the video acquisition unit is a camera, the video denoising unit comprises a filter, a decoder, an operational amplifier, a synchronous separation subunit and an image processing subunit, the video acquisition unit is respectively connected with the filter and the decoder, the filter is respectively connected with the decoder, the operational amplifier and the synchronous separation subunit, the operational amplifier is also connected with an A/D converter, the A/D converter subunit is also respectively connected with a crystal oscillator and a CPLD subunit, the CPLD subunit is also respectively connected with a synchronous separation module, a crystal oscillator and an image processing module, and the image processing module is also connected with an output interface.
7. The centralized detection method for the power cabinet based on the Internet of things as claimed in claim 6, wherein the method comprises the following steps: the video detection module collects face images and dressing images of operators through a camera; the video acquisition unit inputs a face image and a dressing image of an operator into an image noise reduction module for noise reduction, then a control module transmits the noise-reduced image to a detection terminal, an image recognition module in the detection terminal compares the noise-reduced image with a database in the detection terminal and recognizes the noise-reduced image, if the acquired image of the operator accords with a pre-stored image, the detection terminal registers maintenance information of the operator, the control module starts an access control module, and the operator can enter the electric power cabinet for maintenance; otherwise, the control module starts an alarm module to alarm.
8. The centralized detection method for the power cabinet based on the Internet of things as claimed in claim 6, wherein the method comprises the following steps: the camera is used for collecting the whole body dressing of an operator and sending collected picture information to the control module, and if the dressing of the operator does not accord with the set standard, the control module starts the alarm module to give an alarm.
9. The centralized detection method for the power cabinet based on the Internet of things as claimed in claim 1, wherein the method comprises the following steps: the detection terminal comprises an information receiving module, a voice broadcasting module, a display module, a database module and a storage module, wherein the information receiving module is used for receiving the alarm information sent by the information sending device; the voice broadcasting module is used for broadcasting alarm information; the display module is used for displaying various data detected by the internal environment detection system and video images acquired by the video acquisition unit; the database module is used for storing various standard data detected by the electric power cabinet and standard images of operators; the storage module is used for storing various detected data and images and recording various alarm information in real time.
10. The centralized detection method for the power cabinet based on the Internet of things as claimed in claim 1, wherein the method comprises the following steps: in S5, the identification and determination module determines whether the operation request of the operator is legal according to the operator permission list; if the rule is legal, the operation is allowed, otherwise, the operation is refused;
wherein, the operator authority list includes: an operator registration authority list, a high-risk operation list and a sensitive operation list;
the identification judging module judges whether the operation request is legal or not according to the registration authority list of the operator, if not, the identification judging module determines whether the operation request is high-risk operation or not according to the high-risk operation list, if so, the identification judging module inquires the account of the operator and checks whether a temporary authorization certificate exists in the account of the operator, if so, the operation is allowed, and if not, the alarm module gives an alarm prompt;
if the identification judging module judges that the operation request is not high-risk operation, whether the operation object is a sensitive object is judged according to the sensitive operation list, if so, the account level of an operator is judged, whether the value degree of the account reaches the upper limit of executing the sensitive operation is checked, if so, the operation is allowed, and if not, the alarm module gives an alarm.
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