CN112581707A - Gas operation field safety alarm method, system, terminal and storage medium - Google Patents
Gas operation field safety alarm method, system, terminal and storage medium Download PDFInfo
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- CN112581707A CN112581707A CN202011437104.0A CN202011437104A CN112581707A CN 112581707 A CN112581707 A CN 112581707A CN 202011437104 A CN202011437104 A CN 202011437104A CN 112581707 A CN112581707 A CN 112581707A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
- G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/025—Services making use of location information using location based information parameters
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Abstract
The application provides a safety warning method, a system, a terminal and a storage medium for a gas operation site, wherein the method comprises the following steps: detecting the invasion state of the personnel in the virtual laser fence and the approaching state of the personnel in the preset distance of the virtual laser fence by a microwave Doppler detector; if the virtual laser fence is in a personnel intrusion state, acquiring positioning information of an operator through a UWB positioning technology, and judging whether the personnel intrusion state is matched with the positioning information of the operator; if the personnel in the virtual laser fence are close to the state within the preset distance, acquiring positioning information of an operator through a UWB positioning technology, and judging whether the personnel close to the state is matched with the positioning information of the operator; if the personnel intrusion state is not matched with the operator positioning information, carrying out non-operator intrusion alarm on the gas operation site; and if the personnel approach state is not matched with the positioning information of the operating personnel, performing non-operating personnel approach alarm on the gas operation site.
Description
Technical Field
The application relates to the technical field of safe operation, in particular to a gas operation site safety warning method, a gas operation site safety warning system, a gas operation site safety warning terminal and a storage medium.
Background
Under the condition that the gas pipeline is applied in a large area, accidents such as explosion caused by gas pipeline leakage occur at the same time, public safety is seriously damaged, the safety of a gas pipe network is particularly important, and in order to ensure the safety of the gas pipe network, a gas company needs to carry out a large amount of gas field operation, including daily inspection and emergency repair of a gas lock well. The safety problem of the gas operation site is the most important, the safety guarantee of the field operation of the gas company is mainly realized by manual guard at present, and the problem is reported artificially. The existing safety control means has a plurality of problems, and on one hand, governments and citizens have strong objective requirements for improving the operation safety control level; secondly, risk monitoring is not comprehensive, and monitoring facilities are not covered well; thirdly, the command department cannot accurately know the operation field dynamics in time; fourthly, safety warning is not obvious, and standardization is urgently needed; fifthly, monitoring the health state of the operating personnel is absent; sixthly, non-operating personnel break-in events are frequent.
Therefore, a safety warning method, a system, a terminal and a storage medium for a gas operation site are needed to solve the problems of dynamic monitoring loss of the gas operation site and unobvious safety warning when non-operating personnel break into the gas operation site.
Disclosure of Invention
Aiming at the defects of the prior art, the application provides a safety warning method, a system, a terminal and a storage medium for a gas operation site, and solves the problems that in the prior art, dynamic monitoring of the gas operation site is lacked, and safety warning is not obvious when non-operating personnel break into the site.
In order to solve the above technical problem, in a first aspect, the present application provides a safety warning method for a gas operation site, including:
detecting the invasion state of the personnel in the virtual laser fence and the approaching state of the personnel in the preset distance of the virtual laser fence by a microwave Doppler detector;
if the virtual laser fence is in a personnel intrusion state, acquiring positioning information of an operator through a UWB positioning technology, and judging whether the personnel intrusion state is matched with the positioning information of the operator;
if the personnel in the virtual laser fence are close to the state within the preset distance, acquiring positioning information of an operator through a UWB positioning technology, and judging whether the personnel close to the state is matched with the positioning information of the operator;
if the personnel intrusion state is not matched with the operator positioning information, carrying out non-operator intrusion alarm on the gas operation site;
and if the personnel approach state is not matched with the positioning information of the operating personnel, performing non-operating personnel approach alarm on the gas operation site.
Optionally, if personnel's invasion state with operation personnel locating information mismatch, then carry out the non-operation personnel invasion of gas operation scene and report an emergency and ask for help or increased vigilance, include:
if the positioning information of the operators cannot be acquired, the invaders in the virtual laser fence are non-operators, and the non-operator invasion alarm of the gas operation site is carried out;
if the obtained positioning information of the operating personnel just enters the virtual laser fence, the intruder in the virtual laser fence is the operating personnel and does not need to give an alarm.
Optionally, if the personnel approach state does not match with the operator positioning information, then carry out the non-operator on the gas operation scene and approach the warning, include:
if the positioning information of the operators cannot be acquired, the approaching personnel in the virtual laser fence are non-operators, and non-operator approaching alarm is carried out on the gas operation site;
if the obtained positioning information of the operating personnel is consistent with the distance between the approaching personnel and the virtual laser fence, the approaching personnel in the virtual laser fence are the operating personnel, and alarming is not needed.
In a second aspect, the present application further provides a gas operation site safety alarm system, including:
the system comprises a positioning module, a virtual laser fence, an alarm module, a terminal module, a control module and a system monitoring module.
The personnel positioning module is used for determining positioning information of an operator;
the virtual laser fence forms perimeter protection at the boundary of the gas operation area, and monitors the invasion state or approaching condition of non-operating personnel through a laser correlation module;
the alarm module is fixedly arranged on the boundary of the virtual laser fence and used for receiving alarm information sent by the controller and sending an alarm;
the control module is used for receiving the positioning information of the positioning module and the monitoring information of the virtual laser fence and controlling the alarm module to send out an alarm signal;
the personnel positioning module, the virtual laser fence and the alarm module are in communication connection with the control module, and information interaction is achieved.
Optionally, the alarm module is provided with an ambient noise decibel detection unit, the ambient noise decibel detection unit acquires ambient noise and sends the ambient noise to the alarm module, and the alarm module sets sound of sound-light alarm according to the ambient noise.
Optionally, the alarm sound setting rule is that the sound and light alarm decibel is equal to environmental noise decibel + 20.
Optionally, the system further includes a terminal module for checking current and historical monitoring data stored in the system monitoring module, and the terminal module may be PC-side software or a mobile phone APP.
Optionally, the staff positioning module comprises a positioning bracelet worn on the wrist of the staff, and the positioning bracelet positions the position of the staff and transmits the position to the control module in real time.
Optionally, the location bracelet sets up the authorized vibration and reminds, and the bracelet vibrates 3 seconds in the staff takes the bracelet to get into virtual laser rail.
Optionally, the personnel positioning module is based on a UWB positioning technology to realize accurate positioning of personnel positions.
Optionally, the system further includes a methane detection module distributed in the virtual laser fence and configured to scan a methane concentration in the virtual laser fence.
Optionally, the system further includes a gas monitoring module, which is carried by the operator, and is used for detecting the concentration of hydrogen sulfide and oxygen around the operator in real time, and sending the concentration to the control module.
It should be noted that the personnel positioning module is used for accurately identifying and positioning personnel in a specific space, and therefore, the accurate identification and positioning module for personnel in a specific space in the invention is the personnel positioning module.
In a third aspect, the present application provides a terminal, comprising:
a processor, a memory, wherein,
the memory is used for storing a computer program which,
the processor is used for calling and running the computer program from the memory so as to make the terminal execute the method of the terminal.
In a fourth aspect, the present application provides a computer storage medium having instructions stored thereon, which when executed on a computer, cause the computer to perform the method of the above aspects.
Compared with the prior art, the method has the following beneficial effects:
according to the application, identification of workers and non-workers is carried out through the UWB positioning and microwave Doppler detection technology, the non-workers enter or are close to a gas operation site to give an alarm, the management dimensionality of safety monitoring of the operation site is comprehensively improved, in case of problems or hidden dangers, the site acousto-optic alarm module and a command center background system give an alarm for the first time, information is presented in real time, artificial communication is not needed, a large amount of time is won for personnel allocation and dangerous case processing, and the practical application value is important.
In addition, the system realizes on-site multi-factor perception, the real-time monitoring of the concentration of methane, hydrogen sulfide and oxygen can predict the possibility of on-site combustion explosion and oxygen deficiency of personnel, and the positioning of the operators can record and check the current and historical positions of the operators. The system realizes the positioning of personnel and equipment in the operation field, ensures the digital recording of the condition of the operation field and the traceability of the process, and comprehensively improves the management dimensionality of the safety monitoring of the operation field.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a flowchart of a gas operation site safety warning method according to an embodiment of the present disclosure;
fig. 2 is an application scenario of a gas operation field safety alarm system according to an embodiment of the present application.
FIG. 3 is a schematic structural diagram of a gas operation site safety warning system according to another embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a terminal system according to an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. 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 application.
Referring to fig. 1, fig. 1 is a flowchart of a gas operation site safety warning method according to an embodiment of the present application, where the method 100 includes:
s101: detecting the invasion state of the personnel in the virtual laser fence and the approaching state of the personnel in the preset distance of the virtual laser fence by a microwave Doppler detector;
s102: if the virtual laser fence is in a personnel intrusion state, acquiring positioning information of an operator through a UWB positioning technology, and judging whether the personnel intrusion state is matched with the positioning information of the operator;
s103: if the personnel in the virtual laser fence are close to the state within the preset distance, acquiring positioning information of an operator through a UWB positioning technology, and judging whether the personnel close to the state is matched with the positioning information of the operator;
s104: if the personnel intrusion state is not matched with the operator positioning information, carrying out non-operator intrusion alarm on the gas operation site;
s105: and if the personnel approach state is not matched with the positioning information of the operating personnel, performing non-operating personnel approach alarm on the gas operation site.
It should be noted that, no person in the virtual laser fence enters the green laser, and a person enters the red laser, so that the operator does not count the entrance. The alarm rule of virtual laser rail is, it is close to detect that there is someone entering or virtual laser rail predetermine the within range someone of virtual laser rail, then upload information and give controlling means, controlling means acquires current personnel locating information or the distance information of current personnel and virtual laser rail, whether have just got into the judgement and have the non-staff invasion through the people who judges virtual laser rail's border has or not to take the bracelet, whether have non-staff to be close through judging whether have the staff judgement that does not take the bracelet in virtual laser rail certain distance, and return judgement information for virtual laser rail and change the laser colour, the start-up of simultaneous control alarm module is reported an emergency and asked for help or increased vigilance. In addition, the preset distance can be set to be 5 meters and 10 meters, and can also be independently configured to be a plurality of distances of 1 meter, 2 meters and 3 meters … … 10 meters.
Based on the foregoing embodiment, as an optional embodiment, if the personnel intrusion state does not match the operator positioning information in S104, performing a non-operator intrusion alarm on the gas operation site, including:
if the positioning information of the operators cannot be acquired, the invaders in the virtual laser fence are non-operators, and the non-operator invasion alarm of the gas operation site is carried out;
if the obtained positioning information of the operating personnel just enters the virtual laser fence, the intruder in the virtual laser fence is the operating personnel and does not need to give an alarm.
Specifically, the front-end microwave doppler detector can detect whether a person enters the virtual laser fence, and if so, the information is transmitted to the control device (namely, the upper computer), the control device judges whether the person entering the virtual laser fence is authorized (for a worker), and immediately sends judgment result information to the alarm module to alarm. The control device judges that there are two situations: if the control device receives new positioning information pushed by the personnel positioning module, new authorized workers enter the control device, and the situation that non-workers break into the control device is not indicated; if the control device does not receive new personnel entry information pushed by the personnel positioning module, it indicates that unauthorized non-working personnel enter the device to start alarming.
Based on the foregoing embodiment, as an optional embodiment, if the personnel approach state does not match the operator positioning information in S105, performing a non-operator approach warning on the gas operation site, including:
if the positioning information of the operators cannot be acquired, the approaching personnel in the virtual laser fence are non-operators, and non-operator approaching alarm is carried out on the gas operation site;
if the obtained positioning information of the operating personnel is consistent with the distance between the approaching personnel and the virtual laser fence, the approaching personnel in the virtual laser fence are the operating personnel, and alarming is not needed.
Specifically, the front-end microwave doppler detector may detect whether a person approaches the virtual laser fence within a preset distance, and if so, the information is sent to a control device (upper computer), and the control device determines whether the person approaches the virtual laser fence and is authorized. The control device judges that there are two situations: when the distance between a person and the safety tree is smaller than or equal to the preset distance, the front-end microwave Doppler detector continuously reports the distance information of the approaching person to the control device, and the control device judges whether the approaching person is authorized or not according to the distance information; if the control device does not receive the positioning information pushed by the personnel positioning module, it is judged that an unauthorized non-worker approaches.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a gas operation site safety warning system according to an embodiment of the present application, where the system 200 includes:
the system comprises a positioning module 201, a virtual laser fence 202, an alarm module 203, a terminal module 204 and a control module 205;
the personnel positioning module 201 is used for determining positioning information of an operator;
the virtual laser fence 202 forms perimeter protection at the boundary of the gas operation area, and monitors the invasion state or approaching condition of non-operating personnel through a laser correlation module;
the alarm module 203 is fixedly arranged on the boundary of the virtual laser fence and used for receiving alarm information sent by the controller and sending an alarm;
the control module 204 is configured to receive the positioning information of the positioning module and the monitoring information of the virtual laser fence, and control the alarm module to send an alarm signal;
the personnel positioning module 201, the virtual laser fence 202 and the alarm module 203 are in communication connection with the control module 204, so that information interaction is realized.
In the embodiment of the invention, the virtual fence is formed by adopting visible light. Specifically, the laser virtual fence is composed of a laser transmitter, a laser receiver, a bearing rotating device and a control circuit which are arranged on each support. Aiming at the safety warning requirement of the system, a virtual fence is formed by adopting visible light, red visible laser is selected, and the wavelength lambda is 655 nm. The bracket of the system has random placing angle, is provided with a rotating device for bearing the laser transmitter and the receiver, automatically adjusts the height and the level, automatically rotates, and automatically stops rotating after the angle is aligned. The control circuit monitors whether the laser light path is shielded in real time, namely whether people invade, and reports the laser light path to the control software, and the control software excludes the operating personnel according to the positioning information of the operating personnel, judges the invasion of non-operating personnel, and gives corresponding alarm and prompt.
Based on the above embodiment, as an optional embodiment, the alarm module is provided with an ambient noise decibel detection unit, the ambient noise decibel detection unit obtains the ambient noise level and sends the ambient noise level to the alarm module, and the alarm module sets the sound level of the sound-light alarm according to the ambient noise level.
Based on the foregoing embodiment, as an optional embodiment, the alarm sound setting rule is that the alarm decibel is equal to the ambient noise decibel + 20.
In the embodiment of the invention, the alarm module adopts an audible and visual alarm, specifically, the alarm module has the functions of playing siren sound, voice prompt and red light flashing, adopts an LED light source, has the characteristics of energy conservation and long service life, for example, the service life is not less than 5 ten thousand hours, can realize 50-90 decibel gradient sound alarm according to different levels of alarm, and has obvious alarm effect. It should be noted that the alarm module may also adopt other alarms, and is not limited herein.
Based on the above embodiment, as an optional embodiment, the system further includes a system monitoring module, configured to receive and store the data transmitted by the control module.
Based on the above embodiment, as an optional embodiment, the system further includes a terminal module for checking current and historical monitoring data stored by the system monitoring module, and the terminal module may be PC-side software or a mobile phone APP.
Based on above-mentioned embodiment, as optional embodiment, personnel's location module is including wearing the location bracelet at the staff wrist, the location bracelet is fixed a position and is transmitted to control module in real time to staff's position.
Based on above-mentioned embodiment, as optional embodiment, location bracelet sets up the authorized vibration and reminds, and the bracelet vibrates 3 seconds in the virtual laser rail of staff's band-pass entering.
Based on the above embodiment, as an optional embodiment, the personnel location module realizes accurate location of the personnel location based on the UWB location technology.
Based on the foregoing embodiment, as an optional embodiment, the system further includes a methane detection module distributed in the virtual laser fence, and configured to scan a methane concentration in the virtual laser fence.
In the embodiment of the invention, the methane detection module is based on a spectral absorption principle and realizes the monitoring of the methane concentration in the gas operation area by applying a laser. It should be noted that the methane detection module in the present invention is also called a laser methane detection module.
Specifically, the laser methane detection module modulates the current of the laser through the singlechip control circuit based on the spectrum absorption principle, so that the laser emitting laser with specific wavelength passes through the gas monitoring area, reaches the reflecting surface and is reflected back to the laser detector, if methane gas exists in the gas area through which the laser passes, the laser is absorbed by the gas, and the higher the characteristic gas concentration is, the larger the absorption amount is. The laser wavelength lambda which has the best methane absorption effect is determined to be 1.6378 mu m through experiments, and the relation between the methane concentration and the methane absorption rate of the specific frequency laser is determined through further experiments and is used for concentration calculation. The laser detector monitors the change of laser intensity and feeds the change back to the singlechip control circuit for processing, concentration values are calculated, a laser transmitter and a laser receiver are arranged in each support in the system, the supports are arranged on automatic rotating supports, multi-angle methane concentration monitoring in an operation area is realized, and the supports are connected with an audible and visual alarm for alarming.
Based on the above embodiment, as an optional embodiment, the system further includes a gas monitoring module, which is carried by the operator, and is used for detecting the concentrations of hydrogen sulfide and oxygen around the operator in real time, and sending the concentrations to the control module.
In an embodiment of the present invention, the gas monitoring module employs a miniaturized electrochemical sensor. Specifically, the gas detection module is of a miniaturized design and is capable of monitoring hydrogen sulfide and oxygen concentrations. In order to meet the requirement of convenience for carrying of personnel, an electrochemical sensor is adopted for gas monitoring, and the principle is that gas molecules generate electrochemical reaction on a sensitive electrode of the sensor, the reaction causes the output signal of the sensor to change, and the change of the gas concentration is inversely calculated by measuring the magnitude of the change value. Based on the principle, the quantitative relation between the concentrations of the hydrogen sulfide and the oxygen and the output signal value of the sensor is respectively tested, and a corresponding relation formula is formed and used for resolving the gas concentration.
In the embodiment of the invention, the methane detection module, the virtual fence, the alarm module and the control module are installed on a support, and the support is fixedly installed in the gas operation area and provides a position for installing each module of the system.
In the embodiment of the invention, the control module is provided with control software, is a central hub of all devices on site in the system, controls the automatic operation of all hardware, and is used for controlling the uplink and downlink transmission of hardware monitoring information, the information interaction with PC-side software and mobile phone-side APP software, the processing and resolving of monitoring data and the function allocation among all modules. The PC side system monitoring platform and the mobile phone side APP realize the integral checking of the holographic field operation state, and can check detailed information aiming at a specific monitoring quantity. On one hand, the real-time control of the current operation safety information is realized, and on the other hand, the electronic recording of the historical operation safety information is realized.
Referring to fig. 3, fig. 3 is an application scenario of a gas operation site safety alarm system provided in the embodiment of the present application, specifically:
the safety tree device of the system comprises 4-6 supports which are respectively placed on the vertexes of the polygon with adjustable side length on site to form a monitoring protection area, two adjacent supports of each group form a group of boundary protection devices, and all the boundary protection devices form perimeter protection, namely a laser virtual fence. The fence has two functions, namely, the invasion state of non-operating personnel is monitored, and the invasion of the operating personnel and the invasion of the non-operating personnel can be distinguished by combining the identification of the operating personnel by the operator positioning module; and secondly, detecting the approaching situation of non-operating personnel outside the operating area, when the non-operating personnel is 5-10 meters away from the operating area, adopting voice to warn that the gas operating site is highly dangerous and please leave immediately, when the non-operating personnel is 0-5 meters away from the operating area, adopting voice to warn that the gas operating site is highly dangerous and you are about to enter the operating area and please leave immediately, when the non-operating personnel is invaded in the operating area, adopting voice to warn that the gas operating site is highly dangerous and you have entered the operating area and please leave immediately, and immediately reporting to a command center to strictly monitor the processing situation.
The staff positioning module is connected with the satellite in real time to form a staff positioning module. And the positioning information can be obtained as long as the personnel enter the preset range of the virtual laser fence. The voice warning distance for detecting the approach of the non-operator outside the working area may be 5-10 meters, 0-5 meters or other values in the embodiment of the present invention, and is not particularly limited herein
An acousto-optic alarm device is arranged in each bracket. When methane, hydrogen sulfide, oxygen concentration exceed or are about to exceed the safety range, can report through corresponding pronunciation. The health condition of the operator can be immediately warned by voice after reaching the critical value. Non-operating personnel can sound a corresponding siren sound up to 90 decibels after approaching the operating area or invading. And a red flashing warning lamp is used for assisting in warning to remind operating personnel and warn non-operating personnel while the sound is used for warning.
In the embodiment of the invention, the gas detection device carried by the operator can detect the concentrations of hydrogen sulfide and oxygen around the operator in real time, and the health real-time monitoring device carried by the operator can monitor the heart rate and the blood oxygen content of the operator in real time, so that the double monitoring can be realized from two angles of the surrounding environment and the self bearing degree of the operator. The idle operator can check the current and historical monitoring data and the operation information statistical result through a mobile phone APP or a PC terminal. The background monitoring system is deployed on the server, and staff in the command center can access the front-end system to comprehensively master the safety conditions of all the operation areas, and allocate staff and material resources for processing at the first time when a dangerous case occurs.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a terminal system 400 according to an embodiment of the present disclosure, where the terminal system 400 can be used to execute the software multi-language display and input synchronization switching method according to the embodiment of the present disclosure.
The terminal system 400 may include: a processor 401, a memory 402, and a communication unit 403. The components communicate via one or more buses, and those skilled in the art will appreciate that the architecture of the servers shown in the figures is not intended to be limiting, and may be a bus architecture, a star architecture, a combination of more or less components than those shown, or a different arrangement of components.
The memory 402 may be used for storing instructions executed by the processor 401, and the memory 402 may be implemented by any type of volatile or non-volatile storage terminal or combination thereof, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic disk or optical disk. The execution instructions in the memory 402, when executed by the processor 401, enable the terminal system 400 to perform some or all of the steps in the method embodiments described below.
The processor 401 is a control center of the storage terminal, connects various parts of the entire electronic terminal using various interfaces and lines, and performs various functions of the electronic terminal and/or processes data by operating or executing software programs and/or modules stored in the memory 402 and calling data stored in the memory. The processor may be composed of an Integrated Circuit (IC), for example, a single packaged IC, or a plurality of packaged ICs connected with the same or different functions. For example, the processor 401 may only include a Central Processing Unit (CPU). In the embodiment of the present invention, the CPU may be a single operation core, or may include multiple operation cores.
A communication unit 403, configured to establish a communication channel so that the storage terminal can communicate with other terminals. And receiving user data sent by other terminals or sending the user data to other terminals.
The present application also provides a computer storage medium, wherein the computer storage medium may store a program, and the program may include some or all of the steps in the embodiments provided by the present invention when executed. The storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM) or a Random Access Memory (RAM).
The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the system provided by the embodiment, the description is relatively simple because the system corresponds to the method provided by the embodiment, and the relevant points can be referred to the method part for description.
The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (10)
1. A safety warning method for a gas operation site is characterized by comprising the following steps:
detecting the invasion state of the personnel in the virtual laser fence and the approaching state of the personnel in the preset distance of the virtual laser fence by a microwave Doppler detector;
if the virtual laser fence is in a personnel intrusion state, acquiring positioning information of an operator through a UWB positioning technology, and judging whether the personnel intrusion state is matched with the positioning information of the operator;
if the personnel in the virtual laser fence are close to the state within the preset distance, acquiring positioning information of an operator through a UWB positioning technology, and judging whether the personnel close to the state is matched with the positioning information of the operator;
if the personnel intrusion state is not matched with the operator positioning information, carrying out non-operator intrusion alarm on the gas operation site;
and if the personnel approach state is not matched with the positioning information of the operating personnel, performing non-operating personnel approach alarm on the gas operation site.
2. The gas working site safety warning method according to claim 1, wherein if the personnel intrusion state does not match the operator positioning information, performing a gas working site non-operator intrusion warning, comprising:
if the positioning information of the operators cannot be acquired, the invaders in the virtual laser fence are non-operators, and the non-operator invasion alarm of the gas operation site is carried out;
if the obtained positioning information of the operating personnel just enters the virtual laser fence, the intruder in the virtual laser fence is the operating personnel and does not need to give an alarm.
3. The gas working site safety warning method according to claim 1, wherein if the personnel approach state does not match the operator positioning information, performing a gas working site non-operator approach warning, including:
if the positioning information of the operators cannot be acquired, the approaching personnel in the virtual laser fence are non-operators, and non-operator approaching alarm is carried out on the gas operation site;
if the obtained positioning information of the operating personnel is consistent with the distance between the approaching personnel and the virtual laser fence, the approaching personnel in the virtual laser fence are the operating personnel, and alarming is not needed.
4. A gas operation site safety warning system is characterized by comprising:
the system comprises a positioning module, a virtual laser fence, an alarm module, a terminal module, a control module and a system monitoring module.
The personnel positioning module is used for determining positioning information of an operator;
the virtual laser fence forms perimeter protection at the boundary of the gas operation area, and monitors the invasion state or approaching condition of non-operating personnel through a laser correlation module;
the alarm module is fixedly arranged on the boundary of the virtual laser fence and used for receiving alarm information sent by the controller and sending an alarm;
the control module is used for receiving the positioning information of the positioning module and the monitoring information of the virtual laser fence and controlling the alarm module to send out an alarm signal;
the personnel positioning module, the virtual laser fence and the alarm module are in communication connection with the control module, and information interaction is achieved.
5. The gas working site safety warning system according to claim 4, wherein the alarm module is provided with an ambient noise decibel detection unit, the ambient noise decibel detection unit acquires ambient environmental noise and sends the ambient environmental noise to the alarm module, and the alarm module sets sound of sound and light alarm according to the ambient environmental noise.
6. The gas working site safety warning system of claim 4, characterized in that the system further comprises a terminal module for viewing current and historical monitoring data stored by the system monitoring module, wherein the terminal module can be PC-side software or mobile phone APP.
7. The gas working site safety warning system of claim 4, wherein the personnel positioning module comprises a positioning bracelet worn on a wrist of a worker, and the positioning bracelet positions the position of the worker and transmits the position to the control module in real time.
8. The gas working site safety warning system of claim 4, wherein the location bracelet sets up authorized vibration reminding, and the bracelet vibrates for 3 seconds when a worker takes the bracelet to enter the virtual laser fence.
9. A terminal, comprising:
a processor;
a memory for storing instructions for execution by the processor;
wherein the processor is configured to perform the method of any one of claims 1-3.
10. A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the method according to any one of claims 1-3.
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