Early warning method and device for early fire of cable channel, early warning monitoring platform and storage medium

[0055] Based on current studies show Fire Detection and abroad to collect parameters temperature, gas, smoke and the like before the occurrence of the fire as a means of analysis, for determination of fire is widely used in a wide environment; however, because of the particular environment power cable channel, communication inconvenience, such conventional methods and warning apparatus having poor timeliness technical problems when used in power cable system, and for monitoring fire warning criterion in the cable channel is also a special environment system No, do not form a cable fire early detection, early warning. The present invention is directed to a focus on solving the early fire warning method and apparatus in the cable channel environment, and provides a fire early warning monitoring platform based on model-early fire warning cable channel, cable channel to achieve fire characteristics the amount of real-time monitoring, early warning, alarm and fire signals a push function.

[0056] Next, the technical solutions in the embodiments of the present invention will be described in connection with the drawings of the embodiments of the present invention, and it is understood that the described embodiments are merely the embodiments of the present invention, not all of the embodiments.

[0057] It should be noted that when the element is referred to as "fixed to" another element, it can be directly in another element or may exist in the hidden element. When an element is considered to be "connected" another element, it can be directly connected to another element or may exist at the same time. The term "vertical", "horizontal", "horizontal", "left", "right", and similar expressions are merely illustrative, and the only embodiment is not shown.

[0058] All technical and scientific terms used herein are commonly understood by those skilled in the art of the present invention, unless otherwise defined. In the present specification the term used for the purposes of description only specific embodiments is not intended to limit the invention. The terms "and / or" as used herein include any and all combinations of one or more related items.

[0059] Early warning fire method of the present invention disclosed in the cable channel, selected by the law of the laid cable channel for monitoring characteristic parameters of the fire monitoring element, the cable channel in real-time acquisition parameters of the fire characteristic data of accurate, real-time data in accordance with the fire love warning and alarm thresholds to build an early warning fire alarm cable channel model, model-based cable channel in real time to determine the current trend and released fire alarm fire early warning information, and make contingency plans extinguishing fire alarm linkage.

[0060] Specifically, the present invention discloses an embodiment of such a figure 1 Method of early fire warning cable channel shown, the method is applied to a processor, comprising the steps of:

[0061] S10: FIG infrared temperature zones on the basis of several selected cable channel within the cable layout, CO concentration detection means are mounted in the cable channel, CO 2 Concentration detecting device, O 2 Concentration detection means and smoke density detection means, and a plurality of temperature measurement points are phase A, B and C phases A cable laid in the joints; infrared temperature measurement area, CO concentration, CO 2 Concentration, O 2 Concentrations, gas concentrations, A joint phase, B phase and C-phase joint joints belonging temperature characteristic fire parameters are selected;

[0062] S20: The infrared temperature measurement area are set, CO concentration detection means, CO 2 Concentration detecting device, O 2 Early warning threshold and alarm threshold of concentration detecting device, flue gas concentration detecting device and temperature measuring point; said infrared temperature zone, CO concentration detecting device, CO 2 The concentration detecting device, the warning threshold of the flue gas concentration detecting device and the temperature measuring point is smaller than the alarm threshold, the O 2 The warning threshold of the concentration detecting device is greater than the alarm threshold;

[0063] S30: obtaining temperature data of the infrared temperature region, CO density detection data, CO 2 Concentration detection data, O 2 Concentration detection data, flue gas concentration detection data, cable A test temperature data, cable B phase measurement temperature data and cable C phase measurement temperature data;

[0064] S40: When the temperature of the infrared thermometry data area, CO density detection data, CO 2 Concentration detection data, flue gas concentration detection data, cable A phase measurement temperature data, cable B phase measurement temperature data and cable C phase measurement temperature data is greater than warning thresholds or O 2 Density detection data is smaller than the warning threshold value, issuing a first warning information, determines whether the current cable duct fire hazard;

[0065] S50: When the temperature of the infrared thermometry data area, thermometry data cable A phase, B-phase cable thermometry data and C data cable according to any one of the alarm data is greater than a threshold temperature, and the CO concentration detection data, CO 2 Concentration detection data, any of the data in the flue gas concentration detection data is greater than the alarm threshold or O 2 Density detection data is less than the alarm threshold value, an alarm message, determines the current cable duct fire accident;

[0066]S60: continuous monitoring, when the temperature data of the infrared temperature region, CO density detection data, CO 2 Density detection data, smoke density detection data, temperature data cable A-phase, B-phase thermometry data cable, the cable C relative temperature data is greater than any one alarm threshold value continues to increase, or O 2 Continues to decrease density detection data, a first determination of the rate increase or decrease the rate of the second, or the second rate if the first rate is greater than a predetermined rate, then transmitting a second warning information, the warning information indicating the second fire hazards increase; decrease if it exceeds the length threshold alarm data at a predetermined, or O 2 Detection data increases in a predetermined length, sending a third warning information, the third information indicating a fire hazard warning is released.

[0067] In order to ensure safe and efficient, for a fire early treatment, the specific embodiments priority information is higher than the alarm warning information, i.e., when the inner cable channel environment information satisfies the conditions of issuing warning and alarm information issuing conditions, priority alarms and display only . The above-described conditions and warning information sent alarm information sent belong to the cable channel conditions are early warning fire alarm model proposed by the present invention, rapid early warning of fire is determined by the model is applied directly to data comparison.

[0068] Meanwhile, variation features of the cable channel is accurately informed of the embodiment of the present invention is a fire hazard, the temperature of the cable channel data infrared temperature region, CO density detection data, CO 2 Density detection data, smoke density detection data, temperature data cable A-phase, B-phase cable temperature data, temperature data and phase cable C O 2 Characteristics density detection data of continuous monitoring, a fire hazard within the cable channel informed by continuously monitoring data. Staff case according to the second or third warning information warning information to fully understand the real situation of the current in the cable channel, to develop strategies according to changes in fire feature fire hazards in the channel.

[0069] To achieve the above linkage early warning fire extinguishing technical effect, embodiments of the present method also includes a plurality of fire-fighting equipment and video surveillance equipment in the cable layout diagram of the cable laid in the channel, the fire-fighting equipment are laid completely cover the range of fire cable channel, video monitoring device to monitor a range is laid completely covered cable channel, and acquires the image information of the cable channel in real time in the open state is provided by the video monitoring equipment; alarm information is sent when the processor real time image or fire occurs, the processor matching linkage fire fighting equipment nearby. On the one hand by linkage fire fighting alarms, on the other hand by a real fire linkage further cable channel video surveillance environment of the reaction, to avoid misjudgment.

[0070] Meanwhile, in order to ensure accurate fire occurring during early discovery, a further embodiment of the method of the present embodiment presents a fire hazard determination cable duct having a step; specifically: count the number of warning information in a first set of consecutive time threshold and a warning position; when the threshold number of times within a set time consecutive first warning information warning is not less than a set threshold number, referred to as a typical characteristic of fire hazard occurs in the cable channel; real-time image information evacuees cable channel closed cable channels fire doors, ventilation and cooling warning location. Number is generally a first warning information for determining the set of consecutive generally short time threshold, a first set warning threshold frequency value is moderate, for example, two or more consecutive occurrences in the second, it is determined that a fire occurs within the cable channel typical hidden features. The method of the present invention, in the particular embodiment, the adjustment can be set depending on the application environment and set a specific time threshold value of the alarm threshold, may change. Further, according to the number of consecutive first warning information within a set time threshold may be set to be a fire hazard level, the more the number of occurrences for example, the higher the level of fire hazard, and further performs a fire hazard warning operation according to the level, is not only personnel evacuation passage to the outside of the cable, the cable channel closing fire doors, ventilation and cooling warning position, but also the need for load transfer.

[0071] In the present embodiment, the infrared temperature region, the above-described cable A fire early warning method set cable channel phase, B-phase cable and a cable C with temperature alarm threshold and the alarm threshold point is 65 ℃ respectively and 90 ℃, alarm threshold and the alarm threshold CO concentration detection means and smoke density detection means are respectively 5 mg / m 3 And 20 mg / m 3 , The CO 2 Alarm threshold and the alarm threshold concentration detection means 850ppm and 1500ppm, respectively, for the O 2 The warning threshold and the alarm threshold of the concentration detecting device are 19.5% by volume and 18% by volume, respectively. Embodiment, the data obtained to achieve the above-described detecting apparatus specifically: infrared temperature measurement instruments for infrared imaging region, four-in-one type gas detector while achieving CO concentration, CO 2 Concentration, O 2 Concentration and smoke density detection; cable A phase, B phase and C measuring device with measurement points joint conductor is a built-in temperature measurement system cable connector. DETAILED means listed above are only a particular case to achieve the above detected data, the present invention includes, but is not limited to the specific devices, other devices capable of acquiring the detection data should also be within the scope of the present invention, e.g., CO concentration, CO 2 Concentration, O 2 Concentration and smoke density detection may be used alone corresponding to the gas sensor.

[0072] Another embodiment of the present invention provides such Figure 2 to 4 Early fire warning device cable channel shown, the apparatus includes a processor for early fire warning cable channel program execution modules stored and running on the processor in the memory, said cable passage early warning fire the above-described program modules early warning fire cable channel method when executed by the processor. Method of early fire warning when executing the cable channel may be divided into a plurality of modules or units, a plurality of modules or units may be able to complete a series of computer program specific function instruction section, for describing the instruction segment cable of the invention method of early fire warning process is performed in the device channel.

[0073] like figure 2 , The cable channel early fire warning device of the present invention includes the following modules:

[0074] Arrange the module to set the infrared temperature zone according to the cable channel layout of the cable channel, set the temperature point at the cable a phase, the B phase and the C phase joint, and the CO concentration detection device is set in the cable channel, CO 2 Concentration detecting device, O 2 Installation position of the concentration detecting device and the flue gas concentration detecting device;

[0075] Threshold setting module for setting infrared temperature regions, CO concentration detecting devices, CO 2 Concentration detecting device, O 2 Early warning threshold and alarm threshold of concentration detecting device, flue gas concentration detecting device and temperature measuring point; wherein said infrared temperature zone, CO concentration detecting device, CO 2 The concentration detecting device, the warning threshold of the flue gas concentration detecting device and the temperature measuring point is smaller than the alarm threshold, the O 2 The warning threshold of the concentration detecting device is greater than the alarm threshold;

[0076] The first acquisition module is used to obtain the infrared temperature zone temperature measurement data, CO concentration detection data, CO 2 Concentration detection data, O 2 Concentration detection data, flue gas concentration detection data, cable A test temperature data, cable B phase measurement temperature data and cable C phase measurement temperature data;

[0077] A first judging module, configured to, when a first condition in the monitoring cable channel environment is satisfied, determines whether the current cable duct fire hazard, warning information sent by the processor; the first condition is a temperature of the infrared temperature measuring region data, CO density detection data, CO 2 Concentration detection data, flue gas concentration detection data, cable A phase measurement temperature data, cable B phase measurement temperature data and cable C phase measurement temperature data is greater than warning thresholds or O 2 The concentration detection data is less than the warning threshold;

[0078] The second judgment module is used to determine a fire accident in the current cable channel when the environment is monitored, and the current cable channel is issued, and the alarm information is issued by the processor; the second condition is measuring the infrared temperature zone temperature. Data, cable A phase measurement temperature data, cable B phase measurement temperature data and cable C phase measurement temperature data any of the data is greater than the alarm threshold, and the CO concentration detection data, CO 2 Concentration detection data, any of the data in the flue gas concentration detection data is greater than the alarm threshold or O 2 The concentration detection data is smaller than the alarm threshold;

[0079] Priority module, configured to, when the cable channel environment satisfies a first condition and a second condition, and display only the priority alarm information;

[0080] Sixth Judgment Module, used to determine the hidden dangers of the current cable channel fire when the environment satisfies the third condition during the monitoring cable channel, and the second warning information is issued by the processor; the third condition is in the process of continuous monitoring. Continue to increase or O at data greater than the warning threshold 2 The concentration detection data continues to decrease, the increased first rate or the lower second rate is greater than a predetermined rate;

[0081] Seventh judgment module, used to satisfy the fourth condition when the environment is monitored cable channel, it is determined that the current cable channel fire hazard is released, and the third warning information is issued by the processor; the fourth condition is greater than the continuous monitoring process. The data of the warning threshold is reduced within a predetermined time, or O 2 The detection data increases when a predetermined length; embodiment of the present invention, continuous monitoring of data through the embodiment, determination of the fire, the fire can be monitored in real time, thereby increasing or decreasing trend aid according to the continuous data.

[0082] To enhance the expansion of the application of Early Warning cable duct early fire present disclosure proposed fire alarm conjunction fire equipment for emergency treatment program extinguishing; specifically: layout module further comprising an inner cable duct the cable layout view layout firefighting equipment and video surveillance equipment, fire-fighting equipment are laid completely cover the range of fire cable channel, video surveillance equipment are laid completely cover the range of cable channel monitoring; as image 3 As shown, further comprising means for acquiring image information in real time in the open state of the cable channel by the video monitor apparatus is provided for a second acquisition module and based on whether the real-time image information of the video surveillance equipment determines coverage fire a third determining module, and a video processor determines the monitoring device when the coverage of a fire, the linkage nearest matching device performs fire extinguishing linkage module according to alarm information or the third determining module. By early fire warning and fire extinguishing early fire combination, give full emergency response time when a fire occurs, rapid withdrawal or maintenance instructions to improve security; at the same time based on the development trend of the spread of the fire, small fire early can rapid fire, to enhance fire-fighting efficiency. According to the sixth example drawn fire determination module increases, the linkage match a larger fire fighting equipment for fire fighting, to ensure that the fire can be effectively controlled.

[0083]For early fire warnings, the early warning device further further segments early warning information, namely the division of warning information hidden dangers. Specifically,: statistical module, the number of times and early warning positions for continuous occurrence of endome warning information in the statistical set time threshold; the fourth judgment module is used to determine the number of times and set alerts in the set time threshold within the set time threshold The size of the threshold; and when the fourth judgment module determines that the number of times the first warning information continuously occurs in the set time threshold, it is determined that there is a typical hazard feature in the cable channel; the fifth judgment module is used for According to the real-time image information of the cable channel, there is someone else in the cable channel; if someone else can send evacuation information evacuation person, then control the fire door of the cable passage, and cool down on the warning position If no person is in the cable channel, the processor controls the fire door of the cable channel, and the early warning position is lowered. When the cable channel has a typical hazard characteristics, it is clear that the risk of dangerous hazards is higher than that of ordinary early warning information. In addition to the hidden dangers of the typical hazard characteristics of the fire, the number of times the warning information continuously in the set time threshold can further divide the hidden dangers, for example, set the warning number threshold 2 times, then more than 2 times enters the typical hazard feature, When the number of times the warning information continuously in the set time threshold is 5 times, the hidden dangers are significantly higher than that of the hidden dangers, at this time, the fire is in a state of occurrence, so the processor controls the evacuation person, turn off the fire. Outside the door and early warning position, the load transfer can also be performed, and the fire loss can be reduced.

[0084] In the present embodiment, the warning threshold and the alarm threshold and the alarm threshold for the threshold setting module set by the threshold setting module in the early fire early warning device described above are respectively described above. 65 ° C and 90 ° C; the set CO concentration detecting apparatus and the aerobic threshold and the alarm threshold of the flue gas concentration detecting device are 5 mg / m, respectively. 3 And 20 mg / m 3 , CO 2 The warning threshold and the alarm threshold of the concentration detecting device are 850 ppm and 1500 ppm, respectively, and O 2 The warning threshold and the alarm threshold of the concentration detecting device are 19.5% by volume and 18% by volume, respectively. The specific value of the present embodiment is merely the specific application of the embodiment, and any setting of the concentration and temperature should be within the scope of the invention.

[0085] In a specific embodiment, the early fire early warning device with the above-described program module can be a computing device system such as a desktop computer, a notebook, a handheld computer, and a cloud server; the device can include, but not limited to, processor, memory, Including other components, such as the device need to mount each of the temperature measuring means, concentration detecting means, and transmitting means for implementing the detection signal to the processor after the arrangement module is selected.

[0086] In addition, the processor can be a central processing unit of a computer, as well as other universal processors, digital signal processors, dedicated integrated circuits, ready-made programmable gate arrays, or other programmable logic devices, separate doors or transistor logic devices, discrete hardware Components, etc. The general purpose processor may be a microprocessor or the processor or any conventional processor or the like, the processor is the control center of the device, not only to issue early warning information and alarm information, but also utilize various interfaces and line connection devices. Assembly of each program module.

[0087] The memory is a non-transitory computer readable storage medium, which can be used to store non-transient software programs, non-transitory computer executables, and modules, such as program instructions corresponding to early fire warning methods of cable channels in the embodiments of the present invention. / Module, the processor performs various functional applications and data processing of the processor by running the non-transient software program, instructions, and modules stored in the memory, that is, the early fire warning method of the cable channel in the above method embodiment is implemented.

[0088] The memory can include a storage program area and a storage data area, wherein the storage program area can store the operating system, the application required for at least one function; stores data from the data area to store the processor. Further, the memory is preferably, but not limited to, high-speed random access memory, for example, may also be a non-transient memory, such as at least one disk storage device, flash device, or other non-transitory solid state memory device. In some embodiments, the memory can also include a memory that is remotely set relative to the processor, which can be connected to the processor through the Internet to accommodate a special environment in which the cable channel is stenosis. The invention is also not limited to the Internet of Things, and the communication network that can be quickly stably transmitted in the special environment of the cable channel should also be within the scope of the invention.

[0089] Yet another embodiment of the present invention further proposes an early fire warning monitoring platform for cable channels, which is based on BIM / GIS integration, including platform display centers, 3D cable tunnels, GIS positioning modules, and the above-described embodiments. Early fire early warning device, and 3D cable tunnel, GIS positioning module and cable channel early fire early warning device connected to platform display center, implement mutual communication and data acquisition; intuitive dynamic display of different parts of different parts of cable Information and various types of characteristic gas parameters, information access linkage, realization of fire warning, and implement page alarms in the platform.

[0090] The specific working process is: the platform display center according to the positioning data of the GIS positioning module and the infrared measurement data acquired by the early fire warning device of the cable channel, Co concentration detection data, CO 2 Concentration detection data, O 2 Concentration detection data, flue gas concentration detection data, cable A test temperature data, cable B phase temperature data and cable C phase measurement temperature data for visualization, so that the warning monitoring platform is displayed in real time, hive analysis and history .

[0091] The early fire early warning monitoring platform of the present invention improves monitoring multi-source data access integration, which is aimed at multi-source data such as cable channel monitoring system, environmental monitoring as a center, associated fusion equipment status monitoring alarm information, monitoring management data and monitoring Data such as logs, component data analysis model, and data access and integration functions, and associated storage capabilities of multi-source data. On the basis of retaining the original list data, the visual graphics of the platform display center is displayed, implementing data alarm monitoring and statistics. DETAILED DESCRIPTION OF THE INVENTION The visualization showing the abstract data implemented by the visual infographic controls such as curves, rods, pie charts, and the alarm content can be achieved by color or blinking, etc., the alarm information can be further transmitted by time scale, fire feature Multi-dimensional display of importance. In addition, visualization of the alarm information can include multi-source heterogeneous data integration, alarm data aggregation and hierarchical classification visualization, alarm intelligent analysis and data mining and important event precision fast push.

[0092] The early warning monitoring platform can realize risk identification, evaluation, analysis, and realize grading classification control, based on GIS automatic generation risk thermal map, to achieve risk hidden danger. Closed loop control. An important role in the warning monitoring platform is to use network topology and other interaction techniques to display and associate various security event real-time alarms, from the network layer, to the host layer, to the application layer, monitor from each dimension, and use anti-attack chains from Traceability analysis of security events, identifying 5W (WHEN, WHERE, WHY, HOW) of event behavior, incorporate security risks discovery, analysis, disposal, and responsibility and other work into information security daily management, achieve closed-loop management, Monitable, traceable, controllable, canable to the whole process of security risks. Provide a number of statistical analysis views such as chart, stattery, single-column chart, cluster column, stacked column, bubble map, support a specific indicator of massive business data, multi-dimensional parallel analysis, and Data analysis support for rolls, down drills, slices.

[0093] The data situation analysis and history of the warning monitoring platform is intended to be based on the application purposes, including classification, clustering, correlation degree, and probability and other analytical methods. Data monitoring analysis, summarizing early fire feature core index dynamic data, analyzing the cause, data fusion display by visualization. By determining the core elements, combing the relationship, research and analysis technology, building analysis models, etc. And warning.

[0094] In other embodiments, the early fire warning method of the disclosure of the present invention is implemented as a software functional unit of a computer program and is used as a separate product sales or use, and can be stored in a storage medium containing the computer executable instruction. . Based on this understanding, all or part of the flow in the above-described embodiment of the present invention can be completed by a computer program to instruct the relevant hardware, and when the computer program is stored in a computer readable storage medium, the computer program When executed by the processor, the program module of the early fire warning of the cable channel can be realized, and the steps and results of the early fire warning method embodiments of cable channels are realized. Among them, the storage medium can be a disk, an optical disk, a read-only storage memory, random storage memory, flash memory, hard disk, or solid state hard disk, or so, can include a combination of memory of the type described above.

[0095] Those skilled in the industry will be appreciated that the present invention is not limited by the above embodiments, and the above-described embodiments and descriptions are intended to illustrate the principles of the present invention, and the present invention will also have the present invention. Various changes and improvements, these changes and improvements have fallen within the scope of the claimed invention. The invention requires the scope of the appended claims.