CN114110438A - Industrial pipeline explosion-proof system with smell detection function - Google Patents
Industrial pipeline explosion-proof system with smell detection function Download PDFInfo
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- F17D5/00—Protection or supervision of installations
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- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display using a threshold to release an alarm or displaying means
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Abstract
The invention provides an industrial pipeline explosion-proof system with an odor detection function, which is used for monitoring the odor of gas leaked from a pipeline in real time and is characterized by comprising the following components: at least one odor detection device installed on the duct for detecting an odor of the gas leaked from the duct; and a management server in communication connection with the odor detection device; the system comprises a gas detection device, a gas change rate calculation part, a retrieval acquisition part, a comparison judgment part and an input display part, wherein a user inputs a pipeline gas type, the current smell detected by the smell detection device is generated according to the current smell, the smell change rate calculation part calculates and acquires a smell change rate, the retrieval acquisition part retrieves the pipeline gas type stored in the smell change rate threshold storage part, acquires a smell change rate threshold corresponding to the pipeline gas type input by the user, the comparison judgment part judges whether the acquired smell change rate is greater than the acquired smell change rate threshold, and if the judgment is yes, the input display part displays a leakage alarm picture and displays a leakage alarm prompt and current coordinates in the picture.
Description
Technical Field
The invention belongs to the field of pipeline explosion prevention, and particularly relates to an industrial pipeline explosion prevention system with a smell detection function.
Background
The pipeline plays an important role in industry, and provides a convenient and economic transportation mode for the transportation of petroleum, water and natural gas. In petrochemical systems, the main threat being considered is pipeline leaks, which can have considerable impact, regardless of size, exceeding costs including downtime and maintenance expenses, compromising national safety, or even causing environmental damage. When the pipeline leaks, harmful gas is released, and accidents such as explosion, fire and the like can be caused, so that the personal safety and the property safety are greatly damaged. Therefore, there is a strong need for a practical method to accurately locate the leak point to reduce the risk of leakage and minimize the adverse effects of leakage.
Research on leak detection and localization has been conducted for decades and a number of commercially available leak detection technologies have been developed, ranging from simple physical inspection to acoustic technologies such as vibration signals, negative pressure waves, etc., such as the Loda technology for leak detection, etc. The prior art only monitors the pipeline leakage regularly at regular time, and cannot monitor the pipeline in real time. It has been shown that many leakage events occur during neutral monitoring.
Disclosure of Invention
In order to solve the problems, the invention provides an industrial pipeline explosion-proof system with a smell detection function, which adopts the following technical scheme:
the invention provides an industrial pipeline explosion-proof system with an odor detection function, which is used for monitoring the odor of gas leaked from a pipeline in real time and is characterized by comprising the following components: at least one odor detection device installed on the duct for detecting an odor of the gas leaked from the duct; and a management server in communication connection with the odor detection device; the odor detection device comprises a positioning part, an odor detection part and a detection side communication part, wherein the positioning part is used for acquiring the coordinate of the position of the odor detection device corresponding to the positioning part as the current coordinate, the management server comprises a picture storage part, an input display part, an odor initial value storage part, an odor change rate threshold value storage part, an odor change rate calculation part, a retrieval acquisition part, a comparison judgment part and a service side communication part, the picture storage part stores a pipeline gas type input picture and a leakage alarm picture, the initial value storage part stores an odor initial value, the odor change rate threshold value storage part stores a plurality of pipeline gas types and a plurality of odor change rate threshold values which indicate that a pipeline has leakage and correspond to the plurality of pipeline gas types, the input display part displays the pipeline gas type input picture for a user to input the pipeline gas type, and once the user confirms the input pipeline gas type, the odor detection device detects the current odor and generates a current odor value according to the current odor, the current odor value is a unique numerical combination representing the current odor, the detection side communication part transmits the current coordinate obtained by the positioning part and the current odor value obtained by the odor detection device to the management server, the odor change rate calculation part calculates and obtains an odor change rate according to the current odor value and an initial odor value, the retrieval acquisition part retrieves the pipeline gas type stored in the odor change rate threshold storage part according to the pipeline gas type and the odor change rate, acquires an odor change rate threshold corresponding to the pipeline gas type input by a user, the comparison judgment part judges whether the obtained odor change rate is larger than the obtained odor change rate threshold or not, and if so, the input display part displays a leakage alarm picture and displays a leakage alarm prompt and the current coordinate in the picture.
The industrial pipeline explosion-proof system with the odor detection function provided by the invention can also have the characteristics that the management server further comprises a recording part, and once the comparison judgment part judges that the odor change rate is greater than the odor change rate threshold value, the recording part correspondingly stores the current coordinate, the odor change rate and the current time.
The industrial pipeline explosion-proof system with the odor detection function provided by the invention can also have the characteristics that the odor detection device further comprises an odor initial value updating part, the picture storage part further stores an odor initial value updating picture, the input display part displays the odor initial value updating picture, the odor detection device detects the current odor value at a position far away from the pipeline once the user confirms that the odor initial value is updated, and the odor initial value updating part updates the odor initial value in the odor initial value storage part to the current odor value.
The industrial pipeline explosion-proof system with the odor detection function provided by the invention can also have the characteristics that the system also comprises a mobile terminal which is held by a user and is in communication connection with the management server, the mobile terminal comprises a mobile side picture storage part, a display part and a mobile side communication part, the mobile side picture storage part stores a mobile side leakage alarm picture, and once the comparison judgment part judges that the odor change rate is greater than the odor change rate threshold value, the display part displays the mobile side leakage alarm picture and displays a leakage alarm prompt and current coordinates in the picture.
The industrial pipeline explosion-proof system with the odor detection function provided by the invention can also have the characteristics that the odor detection part is provided with an odor detection unit and an odor value generation unit, the odor detection unit detects the odor of the current place as the current odor in real time, and the odor value generation unit generates the corresponding current odor value based on the detected current odor.
The invention provides an industrial pipeline explosion-proof system with an odor detection function, which can also be characterized in that the odor detection unit comprises: at least one first gas sensor which responds to at least one of alcohol gas, ammonia/amine gas, alkane gas, olefin gas, aldehyde gas, CO gas, sulfur-containing gas, acid gas and ketone gas and generates a first response signal according to the detected odor; the odor value generating unit is an odor value generating chip and used for generating a current odor value according to the first response signal and the second response signal.
The industrial pipeline explosion-proof system with the odor detection function provided by the invention can also have the characteristics that the management server further comprises an alarm part, and the alarm part gives an alarm once the comparison judgment part judges that the odor change rate is greater than the odor change rate threshold value.
The industrial pipeline explosion-proof system with the odor detection function provided by the invention can also have the characteristics that the management server further comprises an odor value storage part and an odor model analysis part, the picture storage part is further provided with an odor value input picture, a user inputs a pipeline gas type and a corresponding odor value in the odor value input picture, once the user confirms the input pipeline gas type and odor value, the odor value storage part correspondingly stores the odor value and the pipeline gas type, the odor model analysis part analyzes all the corresponding odor values of the pipeline gas type, establishes an odor model and analyzes the odor value to obtain an odor change rate threshold value, and the odor change rate threshold value storage part correspondingly stores the obtained pipeline gas type and the odor change rate threshold value.
The industrial pipeline explosion-proof system with the odor detection function provided by the invention also has the characteristics that the system also comprises a cloud terminal which is in communication connection with the management server and is provided with a cloud side communication part and a cloud side storage part, wherein the service side communication part sends the obtained pipeline gas type, current coordinates, current odor value, odor model, odor initial value, odor change rate and odor change rate threshold value to the cloud terminal, and the cloud side storage part correspondingly stores the obtained pipeline gas type, current coordinates, current odor value, odor model, odor initial value, odor change rate threshold value and current time.
Action and Effect of the invention
The industrial pipeline explosion-proof system with the odor detection function provided by the embodiment is used for monitoring the odor of a pipeline in real time and comprises at least one odor detection device and a management server. The odor detection device is arranged on the industrial pipeline and used for detecting the odor of the leaked gas of the pipeline in real time. The odor detection device sends the current odor value and the current coordinate to the management server, the management server calculates and obtains the odor change rate, judges whether the odor change rate is larger than the odor change rate threshold value, and displays the leakage alarm picture and the current coordinate on the input display part if the odor change rate is judged to be larger than the odor change rate threshold value. The industrial pipeline explosion-proof system can realize real-time monitoring of smell of the industrial pipeline, timely discover whether gas leakage exists or not, timely process the gas leakage and avoid larger accidents and influences caused by the leakage.
Drawings
FIG. 1 is a schematic diagram of the construction of an industrial pipeline explosion-proof system according to an embodiment of the invention;
fig. 2 is a block diagram of the structure of an odor detection apparatus of an embodiment of the present invention;
fig. 3 is a block diagram of a management server according to an embodiment of the present invention;
fig. 4 is a block diagram of a mobile terminal according to an embodiment of the present invention;
fig. 5 is a block diagram of a cloud terminal according to an embodiment of the present invention;
fig. 6 is a flow chart of the operation of the industrial pipeline explosion-proof system according to the embodiment of the invention.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings.
< example >
The embodiment provides an industrial pipeline explosion-proof system with an odor detection function, which is used for monitoring the odor of a pipeline leakage point in real time.
Fig. 1 is a schematic configuration diagram of an industrial pipeline explosion-proof system according to an embodiment of the present invention.
As shown in fig. 1, the industrial pipeline explosion-proof system 100 includes at least one odor detection apparatus 1, a management server 2, a mobile terminal 3, a cloud terminal 4, and a communication network 5.
In this embodiment, the communication network 5 is a WIFI network, and in other embodiments, a 4G, 3G or lora network may be used for data transmission.
Fig. 2 is a block diagram of the odor detection apparatus according to the embodiment of the present invention.
In this embodiment, a plurality of odor detection devices 1 are installed on the pipeline at a fixed distance from each other, and work together to detect the odor of the leaked gas in all the pipeline sections. In other embodiments, the odor detection device 1 can be installed accordingly.
As shown in fig. 2, the odor detection device 1 is for detecting the odor of a gas leaking from a duct, and includes a positioning section 11, an odor detection section 12, a detection-side communication section 13, and a detection control section 14.
The positioning part 11 is used for acquiring coordinates of a position where the odor detection device corresponding to the positioning part is located as current coordinates.
The odor detection section 12 has an odor detection unit 12a and an odor value generation unit 12 b.
In this embodiment, the odor detection unit 12a includes at least one first gas sensor, which responds to at least one of alcohol gas, ammonia/amine gas, alkane gas, olefin gas, aldehyde gas, CO gas, sulfur-containing gas, acid gas, and ketone gas, and generates a first response signal according to the detected odor of the to-be-fermented product; at least one second gas sensor responsive to at least two of the alcohol gas, the ammonia/amine gas, the alkane gas, the alkene gas, and the aldehyde gas, for generating a second response signal based on the detected odor.
The smell value generating unit 12b generates a corresponding current smell value based on the detected current smell. In this embodiment, the odor value generating unit 12b is an odor value generating chip, and is configured to generate a current odor value according to the first response signal and the second response signal.
The odor value is a combination of odor values, and each pipeline gas corresponds to different odor values.
The detection-side communication unit 13 is used to perform data communication between the odor detection apparatus 1 and the management server 2 or each component of the odor detection apparatus 1. The detection-side control section 14 includes a computer program for controlling the operations of the respective constituent elements of the odor detection apparatus 1.
Fig. 3 is a block diagram of a management server according to an embodiment of the present invention.
As shown in fig. 3, the management server 2 includes a screen storage unit 21, an input display unit 22, an odor initial value storage unit 23, an odor change rate threshold value storage unit 24, an odor change rate calculation unit 25, an odor value storage unit 26, an odor model analysis unit 27, a search acquisition unit 28, a comparison determination unit 29, an alarm unit 30, a recording unit 31, an odor initial value update unit 32, a service-side communication unit 33, and a service-side control unit 34.
The screen storage unit 21 stores a pipeline gas type input screen, a leakage alarm screen, an odor value input screen, a leakage record screen, and an odor initial value update screen.
The smell initial value storage section 23 stores an smell initial value.
The gas change rate threshold value storage section 24 stores a plurality of types of duct gas and a plurality of odor change rate threshold values indicating that the duct has a leak, corresponding to the plurality of duct gases.
The odor value storage unit 26 stores a plurality of duct gas types and odor values corresponding to the plurality of duct gas types.
In this embodiment, the management server 2 may also generate an odor model according to the odor value analysis input by the user. The input display unit 22 displays an odor value input screen for allowing a user to input a pipeline gas type and a corresponding sample odor value, and the odor value storage unit 24 stores the pipeline gas type and the odor value in association with each other once the user confirms the input contents.
The odor model analysis unit 27 analyzes all odor values of the duct gas type, creates an odor model, analyzes and obtains an odor change rate threshold, and the odor change rate threshold storage unit 24 stores the obtained duct gas type and the odor change rate threshold in correspondence.
The input display unit 22 displays a duct gas type input screen for the user to input the duct gas type, and once the user confirms the input duct gas type, the odor detection device 1 continues to detect the current odor at the position and generates a current odor value based on the current odor.
The detection-side communication unit 14 filters the current coordinates obtained by the positioning unit 11 and the current odor value obtained by the odor detection unit 12, and transmits the filtered values to the management server 2.
The management server 2 receives the current coordinates and the current odor value, and the odor change rate calculation unit 25 calculates an odor change value, which is a difference between the current odor value and the initial odor value, from the current odor value and the initial odor value, and calculates an odor change rate, which is a percentage of the odor change value to the initial odor value and is expressed as a percentage, from the current odor value and the initial odor value.
The search acquisition unit 28 searches the duct gas type stored in the odor change rate threshold value storage unit 24 based on the duct gas type and the odor change rate, and acquires the odor change rate threshold value corresponding to the duct gas type input by the user.
The comparison determination section 29 determines whether or not the obtained odor change rate is larger than the retrieved odor change rate threshold value, and if so, the input display section 22 displays a leak alarm screen, displays a character indicating that the duct is leaking and the current coordinates on the screen, and the alarm section 30 issues an alarm.
In this embodiment, the alarm unit 30 is a speaker, and when it is determined that the leakage state is not normal, the speaker emits an alarm sound for indicating that there is a leakage in the pipe, but in other embodiments, the alarm unit 30 may use other alarm means such as an indicator lamp.
The recording unit 31 is used for recording relevant information when a leak occurs, so as to create a database for analysis. When the comparison and judgment part 29 judges that the obtained odor change rate is larger than the retrieved odor change rate threshold, the recording part 31 stores the current coordinate, the odor change rate and the current time correspondingly. When the user needs to view the record, the input display section 22 displays a leak record screen and displays a table having leak coordinates, a change rate of the smell, and leak time in the screen.
The odor initial value updating section 32 is used to calibrate the odor initial value. The input display section 22 displays an odor initial value update screen, and once the user confirms that the odor initial value is updated, the odor detection apparatus 1 detects a current odor value at a position away from the duct, and the odor initial value update section 32 updates the corresponding odor initial value in the odor initial value section 26 to the current odor value.
In this embodiment, when the user performs calibration, the odor detection apparatus 1 is removed from the duct, the current odor value detected during calibration is ensured to be the odor value in the leak-free state of the duct, and the initial odor value is updated, so that the influence of the environmental climate and the like is reduced. In other embodiments, other methods may be used to update the initial value of the odor by confirming the state of the odor detection device.
The service-side communication unit 33 is used to perform data communication between the management server 2 and each of the odor detection device 1, the mobile terminal 3, and the cloud terminal 4 or each of the components of the management service 2. The service-side control unit 34 includes a computer program for controlling the operations of the respective components of the management server 2.
Fig. 4 is a block diagram of a mobile terminal according to an embodiment of the present invention.
As shown in fig. 4, the portable terminal 3 includes a portable screen storage unit 35, a display unit 36, a portable communication unit 37, and a portable control unit 38.
The moving-side screen storage unit 35 stores therein a moving-side status display screen and a moving-side alarm screen.
When the comparison determination unit 29 determines that the odor change rate is greater than the odor change rate threshold value, the display unit 36 displays a moving-side leakage alarm screen, and displays the coordinates of the leakage point and a character indicating the leakage of the pipe on the screen.
The mobile-side communication unit 37 is used for data communication with the management server 2 or each component of the mobile terminal 3. The mobile-side control unit 38 includes a computer program for controlling operations of the respective components of the mobile terminal 3.
Fig. 5 is a block diagram of a cloud terminal according to an embodiment of the present invention.
As shown in fig. 6, the cloud terminal 4 includes a cloud side storage unit 41 and a cloud side communication unit 42.
The cloud-side communication unit 42 is configured to perform data communication between the cloud terminal 4 and the management server 2.
The service-side communication unit 42 transmits the acquired duct gas type, current coordinates, current smell value, smell model, smell initial value, smell change rate, and smell change rate threshold value to the cloud terminal 4 as archive information, and the cloud-side storage unit 41 stores the archive information received by the cloud-side communication unit 42 and the time when the archive information is received in correspondence with each other.
FIG. 6 is a flow chart of the operation of the industrial pipeline explosion prevention system.
Step S1, the input display part 22 displays the pipeline gas type input picture and displays all the pipeline gas types stored in the odor change rate threshold storage part 24 in the picture, so that the user can select and confirm one of the pipeline gas types according to the gas in the pipeline, and then the process goes to step S2;
step S2, the odor detection unit 12a in the odor detection section 12 detects the current odor of the leak point, and then proceeds to step S3;
in step S3, the smell value generating unit 12b in the smell detecting section 12 generates the current smell value from the current smell obtained in step S2, and then proceeds to step S4;
step S4, the odor change rate calculation section 25 calculates the difference between the current odor value generated in step S3 and the initial odor value stored in the odor initial value storage section 23 as an odor change value, further calculates the percentage of the odor change value to the initial odor value as an odor change rate, and then proceeds to step S5;
step S5, the search acquiring unit 28 searches the duct gas type and the odor change rate threshold stored in the odor change rate threshold storage unit 24 according to the acquired duct gas type, acquires an odor change rate threshold corresponding to the duct gas type, and then proceeds to step S6;
step S6, the comparison and determination section 29 determines whether the odor change rate is greater than the odor change rate threshold, if yes, the process then proceeds to step S7, and if no, the process then proceeds to step S2 again;
in step S7, the speaker as the alarm unit 30 emits an alarm sound, and the input display unit 22 displays the leakage alarm screen, displays the current coordinates and the leakage alarm indication on the screen, and enters the end state.
In the present embodiment, when the comparison determination unit 29 determines that the odor change rate is greater than the odor change rate threshold value, the display unit 5 of the portable terminal 3 also displays the portable-side leakage alarm screen and displays the current coordinates and the leakage alarm prompt on the screen.
Examples effects and effects
The industrial pipeline explosion-proof system with the odor detection function provided by the embodiment is used for monitoring the odor of a pipeline in real time and comprises at least one odor detection device and a management server. The odor detection device is arranged on the industrial pipeline and used for detecting the odor of the leaked gas of the pipeline in real time. The odor detection device sends the current odor value and the current coordinate to the management server, the management server calculates and obtains the odor change rate, judges whether the odor change rate is larger than the odor change rate threshold value, and displays the leakage alarm picture and the current coordinate on the input display part if the odor change rate is judged to be larger than the odor change rate threshold value. The industrial pipeline explosion-proof system can realize real-time monitoring of smell of the industrial pipeline, timely discover whether gas leakage exists or not, timely process the gas leakage and avoid larger accidents and influences caused by the leakage.
Further, the management server of the embodiment further comprises a recording part, the recording part can record pipeline leakage information, and can provide a leakage information database for a user to analyze pipeline leakage and protect pipeline leakage accidents.
Further, the management server of the embodiment further comprises an odor initial value updating part, so that the odor detection device can be calibrated at a position far away from the pipeline when the user needs the odor detection device, the influence of other factors such as the environment is reduced, and the odor detection is more accurate.
Further, the industrial pipeline explosion-proof system provided by the embodiment further comprises a mobile terminal which is in communication connection with the management server, and a display part of the mobile terminal can also display the leakage alarm picture and the current coordinates, so that a user can more conveniently and rapidly master the pipeline state.
Further, the industrial pipeline explosion-proof system that this embodiment provided still has alarm portion, and when management server judged the leakage state, alarm portion sent out the police dispatch newspaper and showed the leakage point coordinate, can in time remind user's pipeline to take place to leak or other abnormal conditions, makes the user can in time handle.
Further, the industrial pipeline explosion-proof system provided by the embodiment can also perform analysis of the odor model according to the input odor data. The user can input the odor value and the pipeline type by himself, the management server can correspondingly store the odor value and the pipeline type, and establish a classified odor model according to the data and analyze the odor change rate threshold. The industrial pipeline explosion-proof system can be used more flexibly and conveniently by users.
Further, the industrial pipeline explosion-proof system provided by this embodiment further includes a cloud terminal, which is in communication connection with the management server, and can correspondingly store the current coordinate, the current odor value, the initial odor value, the odor change rate threshold value, and the odor model obtained by the management server, so that a specific large odor value database can be formed by the framework, and more accurate data such as the odor model of the pipeline leakage condition and the leakage frequency can be provided for the user through the continuously accumulated large data, so that the user can further analyze the data, and further prevention and control of the leakage accident can be realized.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (9)
1. An industrial pipeline explosion-proof system with an odor detection function, which is used for monitoring the odor of gas leaked from a pipeline in real time, and is characterized by comprising the following components:
at least one odor detection device mounted on an outer wall of the duct for detecting an odor of a gas leaked from the duct; and
the management server is in communication connection with the odor detection device;
wherein the odor detection device comprises a positioning part, an odor detection part and a detection side communication part,
the positioning part is used for acquiring the coordinates of the position of the odor detection device corresponding to the positioning part as the current coordinates,
the management server comprises a picture storage part, an input display part, an odor initial value storage part, an odor change rate threshold value storage part, an odor change rate calculation part, a retrieval acquisition part and a comparison judgment part,
the picture storage part stores a pipeline gas type input picture and a leakage alarm picture,
the initial value storage section stores an initial value of the odor,
the odor change rate threshold value storage section stores a plurality of duct gas types and a plurality of odor change rate threshold values indicating that the duct has a leak corresponding to the plurality of duct gas types,
the input display part displays a pipeline gas type input picture to allow a user to input the pipeline gas type,
upon confirmation by the user of the input duct gas type, the scent detection apparatus detects a current scent and generates a current scent value from the current scent, the current scent value being a unique combination of values representative of the current scent,
the detection-side communication section transmits the current coordinates obtained by the positioning section and the current smell value obtained by the smell detection device to the management server,
the odor change rate calculation part calculates and obtains the odor change rate according to the current odor value and the initial odor value,
the retrieval acquisition section retrieves the duct gas type stored in the odor change rate threshold storage section according to the duct gas type, acquires the odor change rate threshold corresponding to the duct gas type input by the user,
the comparison judging part judges whether the odor change rate is larger than the odor change rate threshold value, if so, the input display part displays the leakage alarm picture and displays the leakage alarm prompt and the current coordinate in the picture.
2. The industrial pipeline explosion-proof system with odor detection function as claimed in claim 1, wherein:
wherein, the management server also comprises a recording part,
once the comparison judgment part judges that the odor change rate is larger than the odor change rate threshold value, the recording part correspondingly stores the current coordinate, the odor change rate and the current time.
3. The industrial pipeline explosion-proof system with odor detection function as claimed in claim 1, wherein:
wherein the odor detection device further comprises an odor initial value updating part,
the picture storage section further stores an initial value-of-smell update picture,
the input display section displays the smell initial value update screen, the smell detection device detects the current smell value at a place away from the duct upon confirmation of the user of the smell initial value update, and the smell initial value update section updates the smell initial value in the smell initial value storage section to the current smell value.
4. The industrial pipeline explosion prevention system with odor detection function as claimed in claim 1, further comprising:
a mobile terminal held by the user and communicatively connected to the management server,
wherein the mobile terminal comprises a mobile side picture storage part, a display part and a mobile side communication part,
the moving-side screen storage section stores a moving-side leakage alarm screen,
once the comparison judging part judges that the odor change rate is larger than the odor change rate threshold value, the display part displays the moving-side leakage alarm picture and displays a leakage alarm prompt and the current coordinate in the picture.
5. The industrial pipeline explosion-proof system with odor detection function as claimed in claim 1, wherein:
wherein the odor detection section has an odor detection unit and an odor value generation unit,
the odor detection unit detects an odor of a current place as a current odor in real time,
the smell value generation unit generates the corresponding current smell value based on the detected current smell.
6. The industrial pipeline explosion-proof system with odor detection function as claimed in claim 5, wherein:
wherein the odor detection unit includes:
at least one first gas sensor which responds to at least one of alcohol gas, ammonia/amine gas, alkane gas, olefin gas, aldehyde gas, CO gas, sulfur-containing gas, acid gas and ketone gas and generates a first response signal according to the detected odor;
at least one second gas sensor responsive to at least two of alcohol gases, ammonia/amine gases, alkane gases, alkene gases, and aldehyde gases, generating a second response signal based on the detected odor,
the odor value generating unit is an odor value generating chip and is used for generating the current odor value according to the first response signal and the second response signal.
7. The industrial pipeline explosion-proof system with odor detection function as claimed in claim 1, wherein:
wherein the management server further comprises an alarm portion,
once the comparison judgment part judges that the odor change rate is larger than the odor change rate threshold value, the alarm part gives an alarm.
8. The industrial pipeline explosion-proof system with odor detection function as claimed in claim 1, wherein:
wherein the management server further comprises an odor value storage part and an odor model analysis part,
the picture storage part is also provided with an odor value input picture,
the user inputs the pipeline gas type and the corresponding odor value in the odor value input picture,
the odor value storage section stores the odor value and the duct gas type accordingly upon confirmation by the user of the inputted duct gas type and the odor value,
the odor model analysis part analyzes all corresponding odor values of the pipeline gas types, establishes an odor model and analyzes to obtain the odor change rate threshold value,
the odor change rate threshold storage unit stores the acquired duct gas type in correspondence with the odor change rate threshold.
9. The industrial pipeline explosion prevention system with odor detection function as claimed in claim 1, further comprising:
a cloud terminal, which is connected with the management server in a communication way and is provided with a cloud side communication part and a cloud side storage part,
wherein the service-side communication part transmits the acquired duct gas type, the current coordinates, the current smell value, the smell model, the smell initial value, the smell change rate, and the smell change rate threshold value to the cloud terminal,
the cloud side storage part correspondingly stores the obtained pipeline gas type, the current coordinate, the current smell value, the smell model, the smell initial value, the smell change rate threshold value and the current time.
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| CN202010893961.5A CN114110438A (en) | 2020-08-31 | 2020-08-31 | Industrial pipeline explosion-proof system with smell detection function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010893961.5A CN114110438A (en) | 2020-08-31 | 2020-08-31 | Industrial pipeline explosion-proof system with smell detection function |
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