CN116027206A - Multi-element perception grading early warning intelligent monitoring system based on station-level energy storage - Google Patents
Multi-element perception grading early warning intelligent monitoring system based on station-level energy storage Download PDFInfo
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Abstract
The invention discloses a multi-element perception grading early warning intelligent monitoring system based on station-level energy storage, which relates to the technical field of station-level energy storage intelligent monitoring and provides a scheme that the system comprises a PACK-level monitoring unit, a cluster-level monitoring unit, a cabin-level monitoring unit and a station-level monitoring unit; the invention carries out real-time multielement sensing on the battery PACK, the battery cluster, the energy storage shelter and the energy storage power station in a grading early warning monitoring mode, carries out thermal runaway stage judgment through the thermal runaway level judging unit, the trend prejudging unit and the animation simulating unit after the real-time monitoring data are processed by the data processing unit, simultaneously sends early warning level information to the display control host, controls the indoor and outdoor warning units to start the audible and visual warning device according to grading early warning information, simultaneously tracks the accurate position where early warning occurs in real time according to positioning information provided by the data processing unit, and inhibits and extinguishes the fire control host and the inhibiting unit to furthest protect the energy storage power station from damaging the thermal runaway.
Description
Technical Field
The invention relates to the technical field of station-level energy storage intelligent monitoring, in particular to a multi-element perception grading early warning intelligent monitoring system based on station-level energy storage.
Background
The equipment system for storing, converting and releasing the circulated electric energy through the electrochemical battery or the electromagnetic energy storage medium has the main functions of adjusting peak-valley electricity consumption, the station energy storage is based on a container, a plurality of groups of batteries are internally installed, explosion and fire situations are easy to occur in the battery in the process of battery energy storage, and the reasons mainly include that the conditions of uncontrolled explosion of the battery are easy to occur due to factors such as over-charge and over-discharge of the battery, diaphragm damage of the battery, battery short circuit, and over-high temperature.
The station-level energy storage is characterized in that a plurality of batteries are arranged in a battery cabin, the batteries are easy to cause fire disaster due to overcharge, overdischarge and the like, explosion is seriously caused, because the batteries are extremely dangerous to explode, workers cannot accurately know the real-time state, the degree of incontrollable and the specific orientation of the incontrollable batteries of the batteries in the box, fire fighting judgment and fire fighting measures cannot be made according to the internal conditions, the fire fighting judgment and fire fighting measures are easy to cause the increase of the danger coefficient of the fire fighters due to misjudgment in fire fighting, the occurrence of the condition that the linkage explosion occurs due to the fact that the rescue is not timely, and the occurrence of loss is enlarged, so that the multi-element perception grading early warning intelligent monitoring system based on the station-level energy storage is provided.
Disclosure of Invention
The invention provides a multi-element perception grading early warning intelligent monitoring system based on station-level energy storage, which aims to solve the defects in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the multi-element perception grading early warning intelligent monitoring system based on station-level energy storage comprises an energy storage power station, wherein the energy storage power station comprises a plurality of energy storage square cabins, each energy storage square cabin comprises a cabin-level monitoring unit, a cluster-level monitoring unit, a plurality of battery clusters, a data processing unit, a cabin-level display and control host, an intra-cabin alarm unit, a fire-fighting host and a suppression unit, and each battery cluster comprises a PACK-level monitoring unit and a plurality of batteries PACKs;
the PACK level monitoring unit monitors thermal runaway characteristic parameters in the battery PACK, performs hierarchical early warning according to a hierarchical early warning strategy, and simultaneously acquires positioning information of the thermal runaway battery PACK, and transmits the monitored data and alarm information into the data processing unit;
the cluster level monitoring unit monitors thermal runaway characteristic parameters in the battery clusters, performs hierarchical early warning according to a hierarchical early warning strategy, and simultaneously acquires positioning information of the thermal runaway battery clusters, and transmits the monitored data and warning information into the data processing unit;
the cabin-level monitoring unit monitors the thermal runaway characteristic parameters in the energy storage shelter and transmits the monitored data and alarm information to the data processing unit;
the data processing unit processes the transmitted data and transmits the processed data to the cabin-level display and control host for display, meanwhile, the cabin-level display and control host controls the alarm unit in the cabin to give an alarm according to the data, the data processing unit comprises a data processing module and a data relay module, and the data processing module and the data relay module cooperate at the same time.
Further, the energy storage shelter also comprises a thermal runaway level judging unit, a processing suggesting unit, a trend prejudging unit and an animation simulating unit;
the thermal runaway level judging unit receives the monitoring data transmitted by the data processing unit and determines the thermal runaway level according to an alarm strategy, the thermal runaway level judging unit comprises a primary early warning judging module, a secondary early warning judging module and a tertiary early warning judging module, the primary early warning judging module, the secondary early warning judging module and the tertiary early warning judging module receive the data transmitted by the data processing unit and carry out level judgment on the transmitted data according to a thermal runaway grading early warning strategy, and the thermal runaway grading early warning strategy is as follows:
the first-stage early warning judgment strategy for thermal runaway meets one of the following conditions:
1. the composite sensor monitoring module sends out a primary early warning signal;
2. low value alarm of the flammable gas detector;
the thermal runaway secondary early warning judgment strategy meets one of the following conditions:
1. the composite sensor monitoring module sends out a secondary early warning signal;
2. alarming by a battery deformation monitoring module;
3. any one of the smoke-sensing fire detectors and the temperature-sensing fire detectors gives an alarm;
the three-stage early warning judgment strategy for thermal runaway meets one of the following conditions:
1. the composite sensor monitoring module sends out three-level early warning signals;
2. two or more smoke-sensing fire detectors and more than two temperature-sensing fire detectors give an alarm;
3. the high value of the flammable gas detector alarms, and the infrared thermal imaging detector alarms with the flame detector;
the trend pre-judging unit receives the data transmitted by the thermal runaway level judging unit, pre-judges the subsequent thermal runaway trend according to the data, changes the pre-judgment in real time according to the transmitted real-time data, and updates the thermal runaway pre-judging data in real time;
the processing suggestion unit receives the data transmitted by the thermal runaway level judging unit, synthesizes the data to give out the optimal processing suggestion of the current situation, transmits the optimal processing suggestion data to the cabin-level display and control host computer for display, and simultaneously the cabin-level display and control host computer controls the in-cabin alarm unit to give out an alarm according to the data;
the animation simulation unit receives the trend data sent by the trend prejudging unit, simulates trend animation according to the trend data, transmits the simulated animation data to the cabin-level display and control host for display, and simultaneously, the cabin-level display and control host controls the in-cabin alarm unit to give an alarm according to the data, so that the animation simulated by the animation simulation unit is more convenient for staff to watch and is convenient for timely making judgment;
the fire-fighting host receives the starting signals and the monitoring data transmitted by the cabin-level display control host and the data processing unit, and starts the corresponding inhibition unit to extinguish the fire in the cabin according to the monitoring data and the positioning information.
Further, the PACK level monitoring unit comprises a BMS temperature and voltage monitoring module, a PACK level compound sensor monitoring module and a battery deformation monitoring module;
the cluster-level monitoring unit comprises a PACK-level monitoring unit and a cluster-level composite sensor monitoring module, wherein the PACK-level composite sensor monitoring module and the cluster-level composite sensor monitoring module are used for monitoring various characteristic parameters generated by sensing thermal runaway of a battery in real time, and the thermal runaway characteristic parameters mainly comprise temperature, CO, H2, VOC and smoke, wherein the algorithm formula of gas is as follows:
v in gas V as the corresponding amount of gas void Empty volume in container, C N2Vent And C gasVent The concentration of the corresponding gas after thermal runaway;
the gas quality is monitored during monitoring, and the algorithm formula is as follows:
wherein m is gas Is of gas quality，M gas For the molar mass of the corresponding gas, V m0 To the ideal gas molar volume, V gas Is the amount of the corresponding gas;
the grading early warning strategy of the PACK-level composite sensor monitoring module and the cluster-level PACK-level composite sensor monitoring module is as follows:
the first-level early warning judgment strategy of the composite sensor monitoring module meets one of the following conditions:
1. when the H2 and VOC concentration reaches a low-value early warning set value;
2. the temperature reaches a low-value early warning set value;
the two-stage early warning judgment strategy of the composite sensor monitoring module meets one of the following conditions:
1. when the concentrations of H2, CO and smoke reach high-value early warning set values;
2. the temperature reaches a high-value early warning set value;
the three-level early warning judgment strategy of the composite sensor monitoring module meets one of the following conditions:
1. when the concentrations of H2, CO and smoke reach fire alarm set values;
2. the temperature reaches a fire alarm set value;
the cabin-level monitoring unit comprises a cluster-level monitoring unit, a smoke-sensing fire detector, a temperature-sensing fire detector, a combustible gas detector, an infrared thermal imaging detector, a cabin-level video monitoring module and a cabin-level flame detector;
the station-level monitoring unit comprises a cabin-level monitoring unit, a station-level flame detector and a station-level video monitoring module.
Further, the energy storage power station also comprises a multi-information fusion module, a station level monitoring unit, a station level display and control host, an off-cabin alarm unit, a fire-fighting Internet of things platform, a BMS battery management system and a PCS energy storage converter;
the station-level monitoring unit monitors thermal runaway characteristic parameters in the station and transmits the monitored data and alarm information into the multi-information fusion module;
the BMS battery management system acquires temperature and voltage parameter information of the battery PACK through data and transmits the data into the multi-information fusion module;
the PCS energy storage converter is communicated with the BMS battery management system, acquires battery PACK state information, and then transmits the battery PACK state information into the multi-information fusion module for fusion, so that the PCS energy storage converter realizes protective charge and discharge of the battery PACK, and ensures the operation safety of the battery PACK;
the multi-information fusion module is used for processing the positioning information of the thermal runaway battery PACK, the positioning information of the thermal runaway battery cluster, the monitored data and the alarm information transmitted by the fire-fighting host, and transmitting the data information to the station-level display control host;
the station-level display control host machine receives various data transmitted by the multi-information fusion module and displays the data, meanwhile, the station-level display control host machine transmits the data and an alarm instruction to the outdoor alarm unit and the fire-fighting Internet of things platform for alarm, the outdoor alarm unit and the indoor alarm unit comprise an optical alarm device and an acoustic alarm device, the acoustic alarm device distinguishes the thermal runaway level through acoustic signals of different working frequencies, and the optical alarm device distinguishes the thermal runaway level through optical alarm signals of different working frequencies.
Further, the battery deformation monitoring module comprises an extrusion mechanism, wherein the extrusion mechanism comprises a side plate I, one side of the side plate I is fixedly connected with a plurality of springs, and the other ends of the springs are fixedly connected with a side plate II;
the alarm prompting mechanism comprises two sticking plates, one sides of the sticking plates are fixedly connected with a sleeve frame, one side of the sleeve frame is provided with a sliding groove in a penetrating mode, one side of the sleeve frame is fixedly provided with a plurality of prompting lamps, one side of the sleeve frame is fixedly provided with a loudspeaker, the prompting lamps are lightened through triggers, and the colors of the prompting lamps are different;
the trigger mechanism, alarm prompt mechanism installs in the one side position of extrusion mechanism, trigger mechanism is including the inner panel that all is connected with curb plate one and curb plate two one side fixed connection, one side fixedly connected with scraper blade of inner panel, one side fixedly connected with fixed plate of cover frame, one side of fixed plate has a plurality of triggers, and every trigger corresponds a warning light.
Further, the bottom of curb plate one and curb plate two is all fixedly connected with slider, the outside cover of slider is equipped with the slide rail, and the slide rail is used for supporting the curb plate, avoids the curb plate to appear inclining.
Further, the battery is fixed in the sleeve frame, the battery is electrically connected with the plurality of indicator lamps, the battery is electrically connected with the loudspeaker, the trigger is electrically connected with the loudspeaker and the indicator lamps, and the battery supplies power to the trigger, the loudspeaker and the indicator lamps.
Compared with the prior art, the invention has the beneficial effects that:
1. the battery PACK, the battery cluster, the energy storage shelter and the energy storage power station are simultaneously subjected to real-time multi-element sensing in a grading early warning monitoring mode, the indoor and outdoor warning units are controlled to start the audible and visual warning device according to grading early warning information, and meanwhile, the accurate position where early warning occurs is tracked in real time according to positioning information provided by the data processing unit, and the fire-fighting host machine and the inhibition unit are used for inhibiting and extinguishing fire so as to furthest protect the energy storage power station from being damaged by thermal runaway.
2. Through carrying out the multicomponent monitoring perception to energy storage power station, energy storage shelter, battery cluster and battery PACK, real-time monitoring data carries out the thermal runaway level judgement, provide the best processing suggestion for the staff, simultaneously carry out the prejudgement according to real-time data to the thermal runaway trend that follows, and carry out thermal runaway state animation simulation according to real-time data and trend prejudgement data through the animation simulation unit, be convenient for know the real-time situation that battery PACK is out of control, provide inside reliable data to the fire fighter, take different fire control measures according to the real-time situation of out of control simultaneously, furthest protect energy storage power station from the harm of thermal runaway, avoided because the situation of container inside is unknown makes the staff judge the condition of deviation appears, thereby reduce firefighter's dangerous coefficient, avoided because the condition emergence of battery PACK chain explosion that the untimely causes of rescuing, reduce the loss of container inside battery PACK.
3. The battery deformation monitoring module shows the degree of battery deformation through warning light through warning prompt facility, makes things convenient for the staff to distinguish, and battery deformation monitoring module carries out deformation monitoring to the battery in the use to react through multiple mode, make things convenient for the staff to watch and distinguish.
Drawings
FIG. 1 is a block diagram of an energy storage power station system of a multi-element perception hierarchical early warning intelligent monitoring system based on station-level energy storage;
FIG. 2 is a system block diagram of a PACK-level monitoring unit of the multi-element perception hierarchical early warning intelligent monitoring system based on station-level energy storage;
FIG. 3 is a system block diagram of a cluster-level monitoring unit of the multi-element perception hierarchical early warning intelligent monitoring system based on station-level energy storage;
FIG. 4 is a system block diagram of a cabin-level monitoring unit of the multi-element perception hierarchical early warning intelligent monitoring system based on station-level energy storage;
FIG. 5 is a system block diagram of a station-level monitoring unit of the multi-element perception hierarchical early warning intelligent monitoring system based on station-level energy storage;
fig. 6 is a schematic diagram of a three-dimensional structure of a battery deformation monitoring module of the multi-element sensing hierarchical early warning intelligent monitoring system based on station-level energy storage;
fig. 7 is a schematic diagram of a cross-section three-dimensional structure of a battery deformation monitoring module of the multi-element sensing hierarchical early warning intelligent monitoring system based on station-level energy storage;
fig. 8 is an enlarged schematic diagram of the structure of the battery deformation monitoring module in fig. 6 a of the multi-element sensing hierarchical early warning intelligent monitoring system based on station-level energy storage.
Reference numerals illustrate:
1. an extrusion mechanism; 11. a first side plate; 12. a spring; 13. a second side plate; 2. a slide rail; 3. an alarm prompting mechanism; 31. a bonding plate; 32. a sleeve frame; 33. a loudspeaker; 34. a warning light; 35. a chute; 4. a trigger mechanism; 41. an inner plate; 42. a scraper; 43. a fixing plate; 44. a trigger.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Examples
Referring to fig. 1-5: the multi-element perception grading early warning intelligent monitoring system based on station-level energy storage comprises an energy storage power station, wherein the energy storage power station comprises a plurality of energy storage square cabins, each energy storage square cabin comprises a cabin-level monitoring unit, a cluster-level monitoring unit, a plurality of battery clusters, a data processing unit, a cabin-level display control host, an in-cabin warning unit, a fire-fighting host and a suppression unit, and each battery cluster comprises a PACK-level monitoring unit and a plurality of batteries PACKs;
the PACK level monitoring unit monitors thermal runaway characteristic parameters in the battery PACK, performs hierarchical early warning according to a hierarchical early warning strategy, and simultaneously acquires positioning information of the thermal runaway battery PACK, and the PACK level monitoring unit transmits the monitored data and alarm information into the data processing unit;
the cluster-level monitoring unit monitors thermal runaway characteristic parameters in the battery clusters, performs hierarchical early warning according to a hierarchical early warning strategy, and simultaneously acquires positioning information of the thermal runaway battery clusters, and transmits the monitored data and warning information into the data processing unit;
the cabin-level monitoring unit monitors the thermal runaway characteristic parameters in the energy storage shelter and transmits the monitored data and alarm information to the data processing unit;
the data processing unit processes the transmitted data and transmits the processed data to the cabin-level display and control host for display, meanwhile, the cabin-level display and control host controls the alarm unit in the cabin to give an alarm according to the data, and the data processing unit comprises a data processing module and a data relay module which cooperate at the same time;
the PACK level monitoring unit comprises a BMS temperature and voltage monitoring module, a PACK level compound sensor monitoring module and a battery deformation monitoring module;
the cluster-level monitoring unit comprises a PACK-level monitoring unit and a cluster-level composite sensor monitoring module, wherein the PACK-level composite sensor monitoring module and the cluster-level composite sensor monitoring module are used for monitoring various characteristic parameters generated by sensing thermal runaway of a battery in real time, and the thermal runaway characteristic parameters mainly comprise temperature, CO, H2, VOC and smoke, wherein the algorithm formula of gas is as follows:
v in gas V as the corresponding amount of gas void Empty volume in container, C N2Vent And C gasVent The concentration of the corresponding gas after thermal runaway;
the gas quality is monitored during monitoring, and the algorithm formula is as follows:
wherein m is gas Is of gas mass, M gas For the molar mass of the corresponding gas, V m0 To the ideal gas molar volume, V gas Is the amount of the corresponding gas;
the grading early warning strategy of the PACK-level composite sensor monitoring module and the cluster-level PACK-level composite sensor monitoring module is as follows:
the first-level early warning judgment strategy of the composite sensor monitoring module meets one of the following conditions:
1. when the H2 and VOC concentration reaches a low-value early warning set value;
2. the temperature reaches a low-value early warning set value;
the two-stage early warning judgment strategy of the composite sensor monitoring module meets one of the following conditions:
1. when the concentrations of H2, CO and smoke reach high-value early warning set values;
2. the temperature reaches a high-value early warning set value;
the three-level early warning judgment strategy of the composite sensor monitoring module meets one of the following conditions:
1. when the concentrations of H2, CO and smoke reach fire alarm set values;
2. the temperature reaches a fire alarm set value;
the cabin-level monitoring unit comprises a cluster-level monitoring unit, a smoke-sensing fire detector, a temperature-sensing fire detector, a combustible gas detector, an infrared thermal imaging detector, a cabin-level video monitoring module and a cabin-level flame detector;
the station-level monitoring unit comprises a cabin-level monitoring unit, a station-level flame detector and a station-level video monitoring module;
the energy storage shelter also comprises a thermal runaway level judging unit, a processing suggesting unit, a trend prejudging unit and an animation simulating unit;
the thermal runaway level judging unit receives the monitoring data transmitted by the data processing unit and determines the thermal runaway level according to an alarm strategy, the thermal runaway level judging unit comprises a primary early warning judging module, a secondary early warning judging module and a tertiary early warning judging module, the primary early warning judging module, the secondary early warning judging module and the tertiary early warning judging module receive the data transmitted by the data processing unit and carry out level judgment on the transmitted data according to the thermal runaway grading early warning strategy, and the thermal runaway grading early warning strategy is as follows:
the first-stage early warning judgment strategy for thermal runaway meets one of the following conditions:
1. the composite sensor monitoring module sends out a primary early warning signal;
2. low value alarm of the flammable gas detector;
the thermal runaway secondary early warning judgment strategy meets one of the following conditions:
1. the composite sensor monitoring module sends out a secondary early warning signal;
2. alarming by a battery deformation monitoring module;
3. any one of the smoke-sensing fire detectors and the temperature-sensing fire detectors gives an alarm;
the three-stage early warning judgment strategy for thermal runaway meets one of the following conditions:
1. the composite sensor monitoring module sends out three-level early warning signals;
2. two or more smoke-sensing fire detectors and more than two temperature-sensing fire detectors give an alarm;
3. the high value of the flammable gas detector alarms, and the infrared thermal imaging detector alarms with the flame detector;
the trend pre-judging unit receives the data transmitted by the thermal runaway level judging unit, pre-judges the subsequent thermal runaway trend according to the data, changes the pre-judgment in real time according to the transmitted real-time data, and updates the thermal runaway pre-judging data in real time;
the processing suggestion unit receives the data transmitted by the thermal runaway level judging unit, synthesizes the data to give out the optimal processing suggestion of the current situation, transmits the optimal processing suggestion data to the cabin-level display and control host for display, and simultaneously controls the cabin-level display and control host to give out an alarm according to the data, and the processing suggestion unit gives out the optimal processing suggestion according to the data, and the optimal processing suggestion is updated continuously according to the real-time data, so that the suggestion provided for staff is optimal;
the animation simulation unit receives the trend data sent by the trend prejudging unit, simulates trend animation according to the trend data, transmits the simulated animation data to the cabin-level display and control host for display, and meanwhile, the cabin-level display and control host controls the in-cabin alarm unit to give an alarm according to the data, so that the animation simulated by the animation simulation unit is more convenient for staff to watch and is convenient for timely judgment;
the fire control host receives the starting signals and the monitoring data transmitted by the cabin-level display control host and the data processing unit, and starts the corresponding inhibition unit to extinguish the fire in the cabin according to the monitoring data and the positioning information;
the energy storage power station also comprises a multi-information fusion module, a station level monitoring unit, a station level display and control host, an off-cabin alarm unit, a fire-fighting Internet of things platform, a BMS battery management system and a PCS energy storage converter;
the station-level monitoring unit monitors the thermal runaway characteristic parameters in the station and transmits the monitored data and alarm information into the multi-information fusion module;
the BMS battery management system acquires temperature and voltage parameter information of the battery PACK through data and transmits the data into the multi-information fusion module;
the PCS energy storage converter is communicated with the BMS battery management system, acquires battery PACK state information, and then transmits the battery PACK state information into the multi-information fusion module for fusion, so that the PCS energy storage converter realizes protective charge and discharge of the battery PACK, and ensures the operation safety of the battery PACK;
the multi-information fusion module processes the positioning information of the thermal runaway battery PACK, the positioning information of the thermal runaway battery cluster, the monitored data and the alarm information transmitted by the fire-fighting host, and transmits the data information to the station-level display control host;
the station-level display control host receives various data transmitted by the multi-information fusion module and displays the data, and meanwhile, the station-level display control host transmits the data and an alarm instruction to an outdoor alarm unit and a fire-fighting Internet of things platform for alarm, and the outdoor alarm unit and the indoor alarm unit comprise an optical alarm device and an acoustic alarm device, wherein the acoustic alarm device distinguishes the thermal runaway level through acoustic signals of different working frequencies, and the optical alarm device distinguishes the thermal runaway level through optical alarm signals of different working frequencies.
Examples
Referring to fig. 2-6: the embodiment provides a technical scheme based on the first embodiment: the battery deformation monitoring module comprises an extrusion mechanism 1, wherein the extrusion mechanism 1 comprises a first side plate 11, one side of the first side plate 11 is fixedly connected with a plurality of springs 12, the other ends of the springs 12 are fixedly connected with a second side plate 13, and the extrusion mechanism 1 extrudes the side plate through battery bulge to trigger an alarm for judgment;
the alarm prompting mechanism 3, the alarm prompting mechanism 3 comprises two pasting plates 31, one sides of the pasting plates 31 are fixedly connected with a sleeve frame 32, a chute 35 is formed in a penetrating manner on one side of the sleeve frame 32, a plurality of prompting lamps 34 are fixed on one side of the sleeve frame 32, a loudspeaker 33 is fixed on one side of the sleeve frame 32, the prompting lamps 34 are lightened through triggers, and the colors of the prompting lamps 34 are different;
the trigger mechanism 4, the alarm prompt mechanism 3 is installed at one side position of the extrusion mechanism 1, the trigger mechanism 4 comprises an inner plate 41 fixedly connected with one side of the side plate I11 and one side of the side plate II 13, one side of the inner plate 41 is fixedly connected with a scraping plate 42, one side of the sleeve frame 32 is fixedly connected with a fixed plate 43, one side of the fixed plate 43 is provided with a plurality of triggers 44, and each trigger 44 corresponds to one prompt lamp 34;
the bottoms of the side plate I11 and the side plate II 13 are fixedly connected with sliding blocks, sliding rails 2 are sleeved outside the sliding blocks, and the sliding rails 2 are used for supporting the side plates to avoid the side plates from inclining;
the inside of cover frame 32 is fixed with the battery, and the battery all passes through electric connection with a plurality of warning light 34 with megaphone 33, and trigger 44 all passes through electric connection with megaphone 33 and warning light 34, and the battery supplies power to trigger 44, megaphone 33 and warning light 34.
The working principle of the battery deformation monitoring module is as follows: the device is inserted and installed between batteries, the side plate I11 and the side plate II 13 are respectively contacted with the side surfaces of the two batteries, then the adhesive plate 31 is fixed on the surface of the batteries, the sliding rail 2 is fixed on the surface of the batteries, if the batteries swell, the middle position of the batteries gradually protrudes in the swelling process, then the side plate attached to the batteries is extruded, the side plate extrudes a spring and drives the inner plate 41 connected with the side plate to draw out the sleeve frame 32, the inner plate 41 drives the scraper 42 fixed with the side plate to move in the sliding groove 35 when moving, the side plate 42 can trigger the side trigger 44 when moving now, the trigger 44 is respectively connected with the prompting lamps 34, the triggering of the trigger 44 can enable the prompting lamps 34 connected with the side plate to be lightened, the color of each prompting lamp 34 is different and represents different swelling degrees, when one of the triggers 44 is in a offending, the loudspeaker 33 gives out an alarm sound for prompting maintenance staff, and the side plate is driven to move in the sliding rail 2 when the side plate moves, and the side plate 2 supports the side plate.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. The multi-element perception grading early warning intelligent monitoring system based on station-level energy storage is characterized by comprising an energy storage power station, wherein the energy storage power station comprises a plurality of energy storage square cabins, each energy storage square cabin comprises a cabin-level monitoring unit, a cluster-level monitoring unit, a plurality of battery clusters, a data processing unit, a cabin-level display and control host, an in-cabin warning unit, a fire-fighting host and a suppression unit, and each battery cluster comprises a PACK-level monitoring unit and a plurality of batteries PACKs;
the PACK level monitoring unit monitors thermal runaway characteristic parameters in the battery PACK, performs hierarchical early warning according to a hierarchical early warning strategy, and simultaneously acquires positioning information of the thermal runaway battery PACK, and transmits the monitored data and alarm information into the data processing unit;
the cluster level monitoring unit monitors thermal runaway characteristic parameters in the battery clusters, performs hierarchical early warning according to a hierarchical early warning strategy, and simultaneously acquires positioning information of the thermal runaway battery clusters, and transmits the monitored data and warning information into the data processing unit;
the cabin-level monitoring unit monitors the thermal runaway characteristic parameters in the energy storage shelter and transmits the monitored data and alarm information to the data processing unit;
the data processing unit processes the transmitted data and transmits the processed data to the cabin-level display and control host for display, meanwhile, the cabin-level display and control host controls the alarm unit in the cabin to give an alarm according to the data, the data processing unit comprises a data processing module and a data relay module, and the data processing module and the data relay module cooperate at the same time.
2. The station-level energy storage-based multi-element perception grading early warning intelligent monitoring system according to claim 1, wherein the energy storage shelter further comprises a thermal runaway grade judging unit, a processing suggesting unit, a trend prejudging unit and an animation simulating unit;
the thermal runaway level judging unit receives the monitoring data transmitted by the data processing unit and determines the thermal runaway level according to an alarm strategy;
the trend pre-judging unit receives the data transmitted by the thermal runaway level judging unit and pre-judges the subsequent thermal runaway trend according to the data;
the processing suggestion unit receives the data transmitted by the thermal runaway level judging unit, synthesizes the data to give out the optimal processing suggestion of the current situation, transmits the optimal processing suggestion data to the cabin-level display and control host computer for display, and simultaneously the cabin-level display and control host computer controls the cabin-level alarm unit to give an alarm according to the data;
the animation simulation unit receives the trend data sent by the trend prejudging unit, simulates a trend animation according to the trend data, transmits the simulated animation data to the cabin-level display and control host for display, and simultaneously controls the cabin-level display and control host to send out an alarm according to the data;
the fire-fighting host receives the starting signals and the monitoring data transmitted by the cabin-level display control host and the data processing unit, and starts the corresponding inhibition unit to extinguish the fire in the cabin according to the monitoring data and the positioning information.
3. The multi-element perception hierarchical early warning intelligent monitoring system based on station-level energy storage according to claim 1, wherein the energy storage power station further comprises a multi-information fusion module, a station-level monitoring unit, a station-level display and control host, an off-cabin alarm unit, a fire-fighting internet of things platform, a BMS battery management system and a PCS energy storage converter;
the station-level monitoring unit monitors thermal runaway characteristic parameters in the station and transmits the monitored data and alarm information into the multi-information fusion module;
the BMS battery management system acquires temperature and voltage parameter information of the battery PACK through data and transmits the data into the multi-information fusion module;
the PCS energy storage converter is communicated with the BMS battery management system, acquires battery PACK state information and then transmits the information to the multi-information fusion module for fusion;
the multi-information fusion module is used for processing the positioning information of the thermal runaway battery PACK, the positioning information of the thermal runaway battery cluster, the monitored data and the alarm information transmitted by the fire-fighting host, and transmitting the data information to the station-level display control host;
the station-level display control host machine receives various data transmitted by the multi-information fusion module and displays the data, meanwhile, the station-level display control host machine transmits the data and an alarm instruction to the outdoor alarm unit and the fire-fighting Internet of things platform for alarm, the outdoor alarm unit and the indoor alarm unit comprise an optical alarm device and an acoustic alarm device, the acoustic alarm device distinguishes the thermal runaway level through acoustic signals of different working frequencies, and the optical alarm device distinguishes the thermal runaway level through optical alarm signals of different working frequencies.
4. The station-level energy storage-based multi-element sensing hierarchical early warning intelligent monitoring system according to claim 3, wherein the PACK-level monitoring unit comprises a BMS temperature and voltage monitoring module, a PACK-level composite sensor monitoring module and a battery deformation monitoring module;
the cluster-level monitoring unit comprises a PACK-level monitoring unit and a cluster-level compound sensor monitoring module;
the cabin-level monitoring unit comprises a cluster-level monitoring unit, a smoke-sensing fire detector, a temperature-sensing fire detector, a combustible gas detector, an infrared thermal imaging detector, a cabin-level video monitoring module and a cabin-level flame detector;
the station-level monitoring unit comprises a cabin-level monitoring unit, a station-level flame detector and a station-level video monitoring module.
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