72 results about "Environmental hazard" patented technology

The invention is applicable to the technical field of safety monitoring and early warning, and provides a new energy station operation site safety monitoring and early warning method, which comprises the following steps: collecting multi-source heterogeneous data in real time through an edge computing unit deployed in an operation site; analyzing the video stream in real time by using a preset artificial intelligence visual analysis model, identifying personnel violation behaviors, equipment abnormal states and environmental risk factors, performing cross validation in combination with an electronic access control state and a work ticket permission state, and generating a primary alarm signal when it is detected that preset condition information is not matched; risk grade evaluation is carried out based on the primary alarm signal and environmental risk factors, and a dynamic early warning instruction is generated and synchronized to a station level platform; and the station control layer triggers video review of the associated area, a linkage access control system locks the dangerous area, early warning information is pushed to the target terminal, and an emergency processing plan is generated. And the real-time response speed and the active protection capability of a high-risk operation scene are effectively improved.

The invention belongs to a data association method, and provides a power transmission channel environment hidden danger satellite patrol result association method and a related device for solving the technical problems of large workload and low accuracy of a hidden danger association method based on commercial software manual marking at present. The method comprises the following steps: acquiring spatial geographic data of a tower point and a power transmission line, defining associated fields between power transmission channel environmental hidden dangers and power grid information, determining filling contents of the associated fields according to the spatial geographic data of the tower point and the power transmission line, and associating the power transmission channel environmental hidden dangers with a satellite patrol result according to the filling contents. The correlation between the power transmission channel environmental hidden danger and the satellite patrol result can be quickly completed, and the patrol operation efficiency is improved.

The invention discloses an old oil and gas pipeline leakage cause identification method, which is used for improving the reliability of a risk assessment result, facilitating timely discovery of potential leakage risks and reducing economic loss and environmental hazards caused by pipeline leakage. The method comprises the following steps: acquiring historical monitoring data of a sample old oil and gas pipeline; internal correlation factor combinations are screened out by calculating correlation coefficients among the internal factors; determining external environment threat level distribution according to the internal association factor combination and each external factor; calculating an internal and external factor cooperation coefficient according to the internal association factor combination and the external environment threat level distribution; calculating risk weight distribution of each internal factor and each external factor based on the internal and external factor cooperation coefficient and historical accident data; and performing weighted fusion calculation on each internal factor and each external factor in the real-time monitoring data of the old oil and gas pipeline to be detected according to the risk weight distribution, and generating a risk assessment grade of the old oil and gas pipeline to be detected.

The application discloses a garbage incineration fly ash solidification and stabilization treatment method based on graphene quantum dots, which comprises the following steps: step one: uniformly stirring cement and incineration fly ash to obtain a cement-fly ash mixture; step two: dissolving graphene quantum dots in mixed water, fully stirring to obtain a graphene quantum dot solution; and step three: adding the cement-fly ash mixture into the graphene quantum dot solution, uniformly stirring and hardening to obtain a solidification body. The garbage incineration fly ash solidification and stabilization treatment method based on graphene quantum dots has the characteristics of simple operation, low preparation cost, environmental protection and the like, can efficiently solidify / stabilize heavy metals in incineration fly ash, significantly reduces leaching toxicity and reduces environmental hazards; in addition, the cement-fly ash solidification body after maintenance has higher strength and meets the landfill requirements.

This invention provides an epoxy resin-based composite waterproofing material, its preparation method, and its application. After curing, the epoxy resin-based composite waterproofing material exhibits high flexural strength and Shore hardness, as well as excellent oil penetration resistance. It is suitable for coating the tank walls, bottom plates, and floating roof surfaces of oil storage tanks, curing to form a waterproofing layer. This enhances the oil storage tank's resistance to oil leakage, thereby extending its service life and preventing economic losses and environmental hazards caused by oil leakage.

An assistance system for senior citizens, consisting of: a camera and sensor module configured to capture images and detect environmental hazards such as spilled water, fire, smoke and gas leaks; a microphone configured to recognize speech and certain emergency keywords; a microcontroller configured to process data from the camera and sensor module and the microphone, compare the data with preset thresholds, and activate warning mechanisms when hazards or emergency keywords are detected; an audio output device configured to provide audible warnings and alarms; a Wi-Fi module configured to send emergency messages to pre-configured contacts when certain emergency keywords are detected; an LED display configured to provide visual warnings when hazards are detected.

The embodiment of the invention discloses a foundation pit sand content detection method, device and equipment and a storage medium, and the detection method comprises the steps: obtaining boundary control point coordinates, boundary control point sand content, exploration hole coordinates and exploration hole sand content in a to-be-detected foundation pit based on a geological exploration report of the to-be-detected foundation pit; triangulation is carried out based on the boundary control points and the to-be-detected foundation pit, and an actual excavation triangular mesh in the to-be-detected foundation pit is obtained; according to the boundary control point coordinates, the boundary control point sand content, the survey hole coordinates and the survey hole sand content, the sub-sand content corresponding to each triangle in the actually excavated triangular mesh is calculated; and the total sand content of the foundation pit to be detected is obtained by integrating the sub-sand content corresponding to each triangle in the actually excavated triangular mesh. According to the scheme, the overall sand content of the foundation pit is calculated according to the soil test data of the survey hole in the geological survey report, and the technical problems that the planning consumption cost of existing foundation pit resource disposal is large, and environmental hazards are large are solved.

The utility model provides an adjustable corner cutting device which comprises a supporting part, a cutting part and a discharging plate used for containing cut materials, the cutting part is connected with the supporting part, and the discharging plate is rotationally connected with the supporting part so as to adjust the cutting angle of the cut materials. The cutting angle is adjusted by adjusting the inclination angle of the discharging plate, chippings and waste materials generated in the cutting process can be collected through the collecting box, a dust falling component can be optimized and additionally arranged, and the cutting environment is improved in a spraying mode. The material corner cutting device has the advantages of being capable of rapidly and accurately conducting material corner cutting, reducing environmental hazards in the cutting process, reducing the cutting cost and improving the production efficiency.

A table cover assembly for enclosing items over a table to protect the items from pests or other environmental hazards includes a base and a canopy. The canopy defines a cavity and is removably positionable atop the base in a covering position wherein the base covers an opening to the cavity. The canopy defines a plurality of access openings which extend through the canopy to the cavity. A plurality of doors is mounted to the canopy. Each door is movable to access the cavity from outside the canopy through at least one of the plurality of access openings of the canopy. The canopy may be rigid and may support a track for slidably moving the doors over any of the access openings. A turntable is provided for moving the items closer to a user.

The application provides a method for phase interference-based energy-gathering directional blasting of a water-soaked softening joint rock mass and slope damage control, and belongs to the technical field of slope damage control.The application realizes precise damage control of directional blasting of a water-soaked softening joint rock mass through multiple ways of joint-containing softening slope crack repair, main blasting area energy directional phase interference and fluid consumption of explosion energy, fuses rock mass damage dynamics, stress wave interference theory and environmental engineering, solves the problem that after a mine water body is soaked, the slope rock mass is softened, cracks develop and collapse is caused under explosion load, significantly improves crack filling rate, reduces vibration speed of the joint-containing softening slope, effectively eliminates collapse risk and environmental hazards caused by explosion load, has high construction efficiency, simple operation process, high reliability, high resource reuse rate and good use prospect.

A network of Intermediate Device Structure (IDS) members communicatively coupled, mounted to elevated structure / s within urban settings, each configured to operate by a processor / controller with resident code, and in real time receive sensed environmental inputs from each IDS' vicinity, remote data / instruction / s processing the inputs with resident code parameters generating outputs that are configured to mitigate / avert intermittent environmental events harmful / hazardous to humans.

The invention belongs to the technical field of oilfield development, particularly relates to a novel flexible composite pipeline repairing device, and aims to solve the problems that a composite pipeline is damaged and a repairing section is not firmly fixed in a repairing method. The device comprises a repairing cannula and a fixing clip, the outer diameter of the repair intubation is the same as the inner diameter of the flexible composite pipeline, and the two ends of the repair intubation are inserted into pipe orifices of the flexible composite pipeline; the fixing clip is mounted on a pipe orifice of the flexible composite pipeline; the number of the fixing clamps is two, fastening bolts are installed on the two fixing clamps, and the fastening bolts are arranged between the two fixing clamps. The device solves the problem that the whole flexible composite pipeline needs to be replaced when the flexible composite pipeline is punctured and repaired, meanwhile, the problems that in the prior art, when clip connection repairing is conducted on the local part, hole shrinkage occurs, the pipeline is damaged by a clip, and the clip is not firmly fixed are solved, potential safety and environmental protection hazards are eliminated, the pipeline repairing time is greatly shortened, and the labor intensity of workers is relieved. And the oil well production efficiency is improved.

The present invention provides a method and system for determining the grabbing range of a slag flushing pool, the method comprising: scanning the slag flushing pool to obtain three-dimensional coordinate data of the material surface of the slag flushing pool, determining the point cloud data of the slag flushing pool according to the three-dimensional coordinate data; determining the grabbing operation process and the grabbing range of the material surface of the slag flushing pool according to the point cloud data of the slag flushing pool. The present invention solves the problems of low work efficiency, high energy consumption, large equipment loss and environmental hazards in the grabbing operation of the slag flushing pool in the prior art. The material surface is modeled using a three-dimensional object recognition algorithm, and the water accumulation in the slag flushing pool is identified, and a reasonable grabbing position is calculated, so that the working mode of the overhead crane is more reasonable, thereby improving efficiency, reducing energy consumption, improving the safe operation coefficient of the equipment and reducing environmental pollution hazards.

An intelligent robotic system for detecting and rescuing living people in disaster areas, consisting of: a mobile chassis configured for crossing debris-strewn and uneven terrain, the chassis comprising several DC geared motors driven by an H-bridge motor driver; a control unit with a microcontroller configured to receive sensor data, perform navigation and detection techniques, and transmit information via wireless communication; a subsystem for person detection comprising at least one passive infrared sensor for detecting heat signatures, at least one microwave Doppler radar module for detecting micro-movements indicative of breathing or heartbeat, and an ultrasonic sensor array for proximity and obstacle detection; an environmental monitoring subsystem comprising at least one gas sensor configured to detect hazardous gases selected from methane, smoke, propane or carbon monoxide; a visual feedback subsystem that includes a camera module configured to capture real-time images and video streams; a wireless communication interface configured for transmitting multi-sensor data and video feeds to a remote mobile application interface; and a power supply comprising at least one rechargeable battery that is operationally connected to the control unit, sensors and the propulsion system, The robot system is configured to detect the presence of living people, monitor environmental hazards, and inform rescue teams in disaster areas about the current situation in real time.

The invention provides a water area oil spill danger real-time detection method and device based on an unmanned aerial vehicle image. The real-time detection method comprises the following steps: acquiring a target image comprising an overwater scene to be detected; and determining a single-frame oil spill detection result corresponding to the target image through the trained oil spill detection model. The oil spill detection model in the scheme comprises the pre-training network layer obtained by training based on the plurality of natural sample images and the trained oil spill adapter obtained by training based on the plurality of oil spill sample images, and the trained oil spill detection model is utilized to determine the single-frame oil spill detection result corresponding to the target image. The training cost of the model can be reduced. Besides, according to the scheme, the target image with higher real-time performance can be obtained through the color camera of the unmanned aerial vehicle, so that the water area oil spill danger can be detected in real time, and economic losses and environmental hazards caused by the fact that the oil spill danger is not treated in time can be reduced.

The invention discloses a polyaniline-based multi-mode thermoelectric sensor for monitoring environmental hazards and vital signs. The sensor comprises a composite thermoelectric functional layer composed of polyaniline and a carbon material, the carbon material is used as a flexible conductive substrate, and polyaniline grows in situ on the carbon material in an electrochemical deposition mode to form a stable polyaniline / carbon composite structure. Based on the Seebeck effect of the composite material, the self-powered temperature sensing of the environment temperature difference is realized; meanwhile, the high specific surface area of the carbon material and the resistance change characteristic caused by stress of the carbon material are utilized to realize a pressure sensing function; the reversible doping / dedoping behavior of polyaniline is further combined, so that the detection of gas and pH environment is realized. The sensor realizes cooperative monitoring of multiple parameters such as temperature, pressure and chemical environment in a single material system, has the characteristics of simple structure, good flexibility and self power supply, and is suitable for the fields of complex environment monitoring and vital sign perception.

A brim sunshade system removably attachable to different types of headgear such as hard hats used in various construction jobs, and various athletic helmets, including but not limited to, bicycle, motorcycle, rock climbing, and kayaking helmets to protect users from harmful environmental hazards such as ultraviolet rays from the sun. The brim sunshade system includes a ring-shaped brim having a tack substrate that prevents the brim from moving with coupled to a headgear. The brim sunshade system also includes one or more brim pockets configured to retain a visor of a headgear and prevent its separation from a visor of the headgear.

A system and method of propane removal in a pre-purification unit (PPU) for an air separation unit is provided. The disclosed system and method involves the use of a capping layer of zeolite exchanged with moderate amounts of barium cations, preferably a barium exchange level of 50% on an equivalent basis. This reduced or moderate level of barium exchange achieves the required propane removal but with reduced costs and reduced environmental hazards compared to prior art solutions using highly exchanged barium levels. The barium containing zeolite for the capping layer is preferably in an agglomerated form, including beads and / or pellets, having an average particle size in a range of about 1 mm to 5 mm.

The application discloses a silicon material bag pouring device, which comprises a fixing frame assembly, a material groove assembly, a blowing assembly and a pushing rod assembly. The material groove assembly comprises a containing space, and is connected to the fixing frame assembly and capable of rotating relative to the fixing frame assembly. The blowing assembly comprises a blowing needle which is adapted to extend into the containing space to pierce the silicon material bag and fill the silicon material bag with gas when the material groove assembly contains the silicon material bag. When the silicon material bag is cut, the pushing rod can extend into the cut of the silicon material bag and open the cut during movement. When the pushing rod opens the cut, the material groove assembly turns the silicon material bag upside down with the cut facing downward. Through the above arrangement, the labor cost is reduced, the pouring efficiency is improved, and the adverse environmental hazards caused by pouring are avoided to protect the health of personnel.

The invention provides an adjustable corner cutting device and a using method, the adjustable corner cutting device comprises a supporting part, a cutting part and a material placing plate used for placing a cut material, the cutting part is connected with the supporting part, and the material placing plate is rotatably connected with the supporting part to adjust the cutting angle of the cut material. According to the using method of the adjustable corner cutting device, the cutting angle is adjusted by adjusting the inclination angle of the discharging plate, chippings and waste generated during cutting can be collected through the collecting box, a dust falling component can be optimized and added, and the cutting environment is improved in a spraying mode. The material corner cutting device has the beneficial effects that material corner cutting can be rapidly and accurately carried out, environmental hazards in the cutting process are reduced, the cutting cost can be reduced, and the production efficiency is improved.

This application discloses a method, apparatus, equipment, and storage medium for detecting the sand content of foundation pits. The detection method includes: obtaining the coordinates of boundary control points, the sand content of the boundary control points, the coordinates of the boreholes, and the sand content of the boreholes in the foundation pit based on the geological survey report of the foundation pit to be tested; performing triangulation based on the boundary control points and the foundation pit to be tested to obtain an actual excavation triangular mesh in the foundation pit to be tested; calculating the sand content of each triangle in the actual excavation triangular mesh according to the coordinates of the boundary control points, the sand content of the boundary control points, the coordinates of the boreholes, and the sand content of the boreholes; and combining the sand content of each triangle in the actual excavation triangular mesh to obtain the total sand content of the foundation pit to be tested. As can be seen from the above scheme, this application uses the geotechnical test data of the boreholes in the geological survey report to calculate the overall sand content of the foundation pit, solving the technical problems of high planning and consumption costs and significant environmental hazards in existing foundation pit resource disposal methods.

The invention relates to a processing workshop ventilation control system for resource utilization of lithium iron phosphate batteries. The processing workshop ventilation control system comprises a workshop digital control platform, a workshop information base, a regional environment analysis unit, a diffusion division unit, a workshop control unit, a ventilation processing unit and a control management unit, according to the method, the environment of the processing workshop is analyzed from the perspective of region division, the environmental hazard condition of each region of the processing workshop is known, so that the processing workshop is subjected to region division management, and the regional environmental hazard value of the high-risk region is subjected to regional hazard diffusion risk assessment analysis in an information progressive manner, so that the risk of the processing workshop is improved. Meanwhile, analysis is carried out in combination with the environmental hazard diffusion management capability of the high-risk area, the high-risk environmental hazard diffusion area is processed preferentially, continuous deterioration of the environment of the processing workshop is reduced, workshop management demand division analysis is carried out in a deep mode, and the environmental quality of the processing workshop is improved.

A solution is disclosed comprising a moveable point frog friction-reducing assembly configured for installation at or near a moveable point frog (also referred to as a swing nose crossing. The moveable point frog friction-reducing assembly is configured to use a sliding assembly to reduce friction between a moveable point and a supporting (sliding) plate. The sliding assembly is configured to reduce the effects of environmental hazards, including those leading to corrosion. A vertical tension assembly is configured to use materials that are low-cost and resilient to corrosion in order to maintain contact between the sliding assembly and the moveable point.

A system and method of propane removal in a pre-purification unit (PPU) for an air separation unit is provided. The disclosed system and method involves the use of a capping layer of zeolite exchanged with moderate amounts of barium cations, preferably a barium exchange level of 50% on an equivalent basis. This reduced or moderate level of barium exchange achieves the required propane removal but with reduced costs and reduced environmental hazards compared to prior art solutions using highly exchanged barium levels. The barium containing zeolite for the capping layer is preferably in an agglomerated form, including beads and / or pellets, having an average particle size in a range of about 1 mm to 5 mm.

A software framework is provided for a deconfliction safety to aim in a direction and authorize activation of a laser on a platform. The framework includes: a master inhibit module (MIM) interface, a centralized deconfliction process (CDP) module, a decentralized deconfliction process (DDP) module, a user defined region (UDR) module, and a point-&-lasing cutout (PLCO) module. The MIM interface inhibits authorization of the laser activation. The CDP module avoids aiming the laser in the direction that corresponds to a global environmental hazard. The DDP module avoids aiming the laser in the direction that corresponds to a local hazard on the platform. The UDR module for avoiding aiming the laser in the direction that corresponds to a custom limitation hazard. The PLCO module avoids the direction restricted by the environmental, local and custom hazards.

Date Submitted: 2022 / 09 / 13 CA App. No.: 3171599 Abstract: The disclosures are directed to methods and apparatuses that allow for one or more of personal sanitizing / decontamination of a user, prevention of the touching of exposed parts of the user's body, tracking of surface sanitizing / decontamination status, tracking of the interpersonal distance, and sanitization of personal electronics (e.g., a mobile phone). In addition, data relating to a user's usage of the various components of the system may be tracked, and artificial intelligence (AI) techniques may be employed to mine for patterns of user behavior in the system.

The invention discloses an occupational health detection method and system for mine workers, and particularly relates to the technical field of occupational health detection. According to the method, environmental hazard factor continuous monitoring data and physiological index continuous monitoring data of corresponding operation time periods of mine workers are collected, an environmental hazard factor sudden increase interval and a physiological index abnormal fluctuation interval are divided, a time sequence overlapping relation is extracted, and exposure response correlation fragments are constructed; calculating an environmental hazard factor change slope and a physiological index recovery time difference, constructing an individual load coupling unit, distinguishing an instant load state and a cumulative load state, and generating an individual dynamic risk table set; identifying a risk upgrading condition based on a preset occupational health judgment rule and generating an individual risk early warning result; backtracking the individual exposure response sequence, updating the key monitoring section of the subsequent detection period, and forming an occupational health detection result; according to the invention, individual and dynamic occupational health risk assessment and early warning of mine workers are realized.

The invention discloses an electric power high-altitude operation defense method and system based on an intelligent safety belt and a medium. Relates to the technical field of operation risk prevention. According to the scheme, the risk characteristics of the high-altitude operation point are constructed through the environment data and the operation data, the environment risk characteristics and the conduction risk characteristics are coupled to obtain the composite risk characteristics, and finally the defense strategy is generated based on the composite risk characteristics for reference of the ground command center, so that superposed risks caused by a strong electric field and a complex humidity and temperature environment can be effectively dealt with; compared with the traditional anti-falling protection, the anti-falling protection system has the advantages that real-time sensing, intelligent evaluation, active early warning and dynamic protection of key environmental hazard factors are realized, so that ground commanders are helped to quickly make decisions, and the intrinsic safety level of electric power overhead working personnel is remarkably improved.

The application discloses a kind of SLAM positioning and mapping method suitable for robot multimodal information fusion in hazardous scene, it is related to robot simultaneous localization and mapping, multi-sensor fusion, hazardous environment perception and dangerous area mapping technical field.The laser radar point cloud, visible light image, thermal infrared image, inertial measurement, odometry and environmental hazard data are obtained;Degeneration vector containing visible light, point cloud, thermal infrared, mileage and environmental hazard degradation is constructed by synchronization and preprocessing;According to observation quality, normalized residual and degeneration vector, the credibility of mode is calculated, and the covariance of corresponding factor in multimodal factor graph is corrected to optimize pose;Based on the optimized pose, composite map containing geometric occupancy layer, semantic layer and hazard risk layer is constructed, and risk layer is used for key frame insertion, loop detection and degradation recovery repositioning, to improve the reliability of robot positioning and mapping in hazardous scene.

The subject of the application is a computer-implemented method for monitoring and forecasting the risk of bee pathogens and environmental threats, as well as a system for implementing this method, based on the analysis of volatile chemical compounds, Internet-of-Things loT sensors, machine learning, and satellite data. The application covers both the efficient transmission of data from sensors to the cloud, their storage and processing, and the application of machine learning methods for data analysis and interpretation to support hive management and pathogen detection.