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A stockpile is a pile or storage location for bulk materials, forming part of the bulk material handling process. Stockpiles are used in many different areas, such as in a port, refinery or manufacturing facility. The stockpile is normally created by a stacker. A reclaimer is used to recover the material. Stockpiles are normally stacked in stockyards in refineries, ports and mine sites.
Adsorbent-type storage and delivery vessels with high purity delivery of gas, and related methods
Described are storage and dispensing systems and related methods, for the storage and selective dispensing germane a reagent gas from a vessel in which the reagent gas is held in sorptive relationship to a solid adsorbent medium at an interior of a storage vessel and wherein the methods and dispensing systems provide dispensing of the reagent gas from the storage vessel with a reduced level of atmospheric impurities contained in the dispensed reagent gas.
Owner:ENTEGRIS INC
Beach plastic garbage unmanned aerial vehicle monitoring method based on map characteristics
PendingCN120047744ACharacter and pattern recognitionNeural learning methodsPlastic wasteUncrewed vehicle
The invention discloses a shoal plastic garbage unmanned aerial vehicle monitoring method based on map characteristics. The method is characterized by comprising the steps of carrying out aerial photography modeling on a multispectral unmanned aerial vehicle, preprocessing visible light and multispectral data, training an instance segmentation model to detect garbage targets and generate masks at the same time, and extracting image and spectral features of each garbage target; and classifying and identifying each garbage in combination with the image and spectral features, and establishing a mass-occupied area model of each garbage for stock estimation, and the like. According to the method, the image features reflecting the morphology difference of the plastic products and the spectral features reflecting the material difference are extracted based on the instance segmentation model, the recognition dimension of the plastic garbage is increased, and compared with the prior art, multi-dimensional high-precision plastic garbage type recognition is achieved by combining the image features and the spectral features; and the plastic garbage stock estimation corresponding to the category is realized based on the identification result, and the method has good application prospects and commercial development values.
Owner:EAST CHINA NORMAL UNIV
System for storing, transporting and dispensing wet sand to a hydraulic fracturing operation at a well site
Described is a system for conveying wet sand. The system includes containers with a slip coating for storing wet sand. Each container includes an outlet formed in a bottom portion to facilitate removal of the wet sand from the container to a hopper. Each hopper has end walls, side walls, and an interior wall extending at an angle from the top to the bottom of the hopper to reduce an area of the outlet. A flow gate over the outlet controls discharge of the wet sand from the hopper onto a conveyor belt of a conveyor system. The hopper also includes a vibration system coupled to its exterior surface for shaking the hopper to assist in releasing sand. A discharge assembly is located at the end of the conveyor system for directing wet sand from the conveyor belt.
Owner:SANDBOX ENTERPRISES LLC
Irrigation impacts on a leach stockpile
The system may include a secondary irrigation feature that determines a percent of overlap of each of a plurality of submodules in a second lift over each of a plurality of submodules in a first lift and adjusts at least one of leaching operations or a leaching model based on the total tonnage weighted average of metal in the second lift. The method may further comprise determining an acid gap based on a difference between total acid given and total acid consumption; and further adjusting at least one of the leaching operations or the leaching model based on the acid gap. The method may further comprise determining a percentage of compacted material based on the material that is compacted and irrigated divided by the material that is irrigated; and further adjusting at least one of the leaching operations or the leaching model based on the percentage of compacted material.
Owner:FREEPORT MCMORAN INC
Coal quality on-line detection multispectral analysis system and analysis method
PendingCN120142167AMaterial analysis using wave/particle radiationMaterial analysis by optical meansConveyor beltCoal
The invention discloses a coal quality online detection multispectral analysis system and analysis method, and belongs to the technical field of coal quality detection. Comprising a detection table, a crushing barrel, a supporting frame, a spectrum detector and a conveying belt are installed at the top end of the detection table, the conveying belt is driven by a second motor, and a flattening assembly, a collecting guide plate, a collecting box and a smoothing assembly are arranged at the top of the conveying belt. Through cooperation of the crushing cylinder and the flattening assembly, coal samples can be conveyed to the conveying belt after being crushed, the coal samples are automatically flattened and concentrated so that the coal samples can be conveyed into a spectrum detector to be subjected to spectrum analysis through a laser head, automatic operation is achieved in the whole process, rapidness and convenience are achieved, the detection efficiency is high, manual participation is not needed, and the labor intensity of workers is reduced. Meanwhile, through cooperation of the collecting box, the collecting guide plate and the smoothing assembly, the detected coal samples can be collected and stored in a targeted mode, and waste of coal resources is avoided.
Owner:SHANDONG HUATANG ENVIRONMENTAL PROTECTION TECH CO LTD
Pipeline inner wall grinding equipment
ActiveCN120985447AGrinding wheel securing apparatusRevolution surface grinding machinesHydraulic cylinderMachine building
The invention belongs to the technical field of other metal machining machinery manufacturing, and particularly relates to pipeline inner wall grinding equipment which comprises a machine body, a first guide rail is fixedly connected to the upper surface of the machine body, a first guide groove is formed in the first guide rail, and two sliding tables are slidably connected into the first guide groove; a storage box is fixedly connected to the upper surface of one sliding table, a first hydraulic cylinder is fixedly connected to one side of the storage box, a grinding wheel is arranged at the output end of the first hydraulic cylinder, a positioning table is fixedly connected to the upper surface of the other sliding table, and a limiting ring and a limiting plate are fixedly connected to one side of the positioning table. A limiting groove is formed between the limiting plate and the limiting ring, a grinding assembly is arranged on one side of the first hydraulic cylinder and comprises a motor fixedly connected to the output end of the first hydraulic cylinder, and a positioning disc is fixedly connected to one side of the motor. The problem that metal dust generated during grinding is accumulated on the inner wall of the pipeline, and the pipeline grinding quality is affected is solved.
Owner:JIANGSU YAGU STANDARD PARTS CO LTD
Multi-layer chain type tool magazine
The invention relates to the field of numerical control machine tools, in particular to a multi-layer chain type tool magazine which comprises a chain type tool storage bin, a forward and reverse rotation motor, a collecting box, a positioning assembly, a heat dissipation assembly and a cleaning assembly. The positive and negative rotation motor is coaxially connected with a positioning assembly which keeps tool changing stable and accurate, the positioning assembly is installed in the chain type tool storage bin and connected with the chain type tool storage bin, and a heat dissipation assembly for heat dissipation and lubrication is installed on the positioning assembly. A cleaning assembly used for cleaning a replaced cutter and assisting in accurate positioning of the cutter is installed above the heat dissipation assembly, a collecting box used for collecting waste liquid and waste materials is rotationally installed between the forward and reverse rotation motor and the chain type cutter storage bin, and the heat dissipation assembly and the cleaning assembly are matched through different rotating directions of the positioning assembly. The problem of inaccurate positioning is solved, and meanwhile the service life of the cutter and the chain type cutter storage bin is prolonged.
Owner:郑景文
Irrigation impacts on a leach stockpile
The system may include a secondary irrigation feature that determines a percent of overlap of each of a plurality of submodules in a second lift over each of a plurality of submodules in a first lift and adjusts at least one of leaching operations or a leaching model based on the total tonnage weighted average of metal in the second lift. The method may further comprise determining an acid gap based on a difference between total acid given and total acid consumption; and further adjusting at least one of the leaching operations or the leaching model based on the acid gap. The method may further comprise determining a percentage of compacted material based on the material that is compacted and irrigated divided by the material that is irrigated; and further adjusting at least one of the leaching operations or the leaching model based on the percentage of compacted material.
Owner:FREEPORT MCMORAN INC
Material stacking method, device and system, loading machine, storage medium and program product
The invention relates to a material stacking method, device and system, a loading machine, a storage medium and a program product. The material stacking method comprises the following steps: acquiring point cloud data of a material pile; projecting the point cloud data to a two-dimensional plane, and dividing the point cloud data into a plurality of grids; the height and the local volume of a corresponding point of each grid are calculated, and the local volume is the volume of the current grid; determining a plurality of shoveling points and a selection sequence of the plurality of shoveling points from the corresponding points of all the grids according to the height and the local volume of the corresponding point of each grid; and according to the selection sequence of the multiple shoveling points, the material piles of the loading machine are stacked. According to the method, the shoveling priority is optimized by combining physical characteristics (potential energy and volume density) of the material pile, and an efficient path planning algorithm suitable for the low dispersed material pile is developed, so that intelligent stacking of the low dispersed material pile based on two dimensions of potential energy and efficiency is realized.
Owner:JIANGSU XCMG STATE KEY LAB TECH CO LTD
Greywater storage facility and greywater utilization system
Device (500) for storing greywater, comprising a first container (506) for collecting greywater from a greywater inlet (20) connectable to a greywater generator (12) and a second container (586) for providing greywater for a specific use, wherein the second container (586) has a closable outlet (544) connectable to a greywater consumer (702), wherein the first container (506) has an interface (550, 552, 560, 578, 580, 582, 584) for fluid communication with the second container (586), wherein a fresh water connection (302) exists, characterized in that the fresh water connection (302) is connected to the second container (586) but not to the first container (506).
Owner:SANITAERTECHNIK EISENBERG GMBH
Slag charge adding device for smelting low-phosphorus steel through high-silicon molten iron converter double-slag method
The invention relates to a slag charge adding device for smelting low-phosphorus steel through a high-silicon molten iron converter double-slag method, and relates to the technical field of steel-making slag charge adding. The slag charge adding device comprises a base, a converter body is installed on the base, a fixing frame is fixedly connected to the base, a moving assembly is arranged on the fixing frame, a storage barrel is arranged on the moving assembly, and the storage barrel is connected with the converter body. A sorting assembly is arranged below the storage barrel, and the lower portion of the sorting assembly communicates with a spreading disc. The method has the advantages that the slag materials are separated and scattered in different areas according to different sizes, large particles fall into the center position close to the converter body, small particles fall into the area close to the side wall of the converter body, and the temperature of the center position of the converter body is usually the highest area, so that the slag materials are separated; and the high temperature is beneficial for increasing the melting speed of the large-particle slag charge, so that the large-particle slag charge can participate in the chemical reaction of steelmaking more quickly.
Owner:JIANGSU QUNDA MASCH TECH CO LTD
Storage material pile edge contour calculation method based on visual detection
The invention discloses a warehouse material pile edge contour calculation method based on visual detection, and relates to the technical field of warehouse management, and the method comprises the steps: obtaining a real-time image of a material pile in a target warehouse through an unmanned plane, carrying out the gray processing of a sorted standard material pile image, and obtaining a material pile gray image; obtaining edge feature points and edge contours of the material pile gray level image based on an edge detection algorithm, integrating the edge contours according to contour tortuosity of the edge contours to obtain a storage material pile contour, establishing a storage space model based on space data, and restoring a storage material pile model according to the storage material pile contour. According to the method and the device, the original storage stockpile model is imported into each corresponding storage space, contour calculation is performed according to the contour line of the original storage stockpile model and the edge line of each space to obtain the contour deviation value, and the stockpile condition is judged according to the preset contour deviation range, so that the storage stockpile accounting accuracy is improved; and the stockpiling can be accurately scheduled according to a calculation result, so that the utilization rate of storage is improved.
Owner:NORTHEAST FORESTRY UNIV
Rainwater collection system for a waterborne vessel
An apparatus and a method are provided for a mobile reservoir system to provide potable water to desired destinations. The mobile reservoir system includes a waterborne vessel that includes a cargo hold. A collection unit comprised of a material for safe and sterile storage of potable water is disposed in the cargo hold. One or more collectors channel rainwater into the collection unit. Each collector is a sheet of a non-porous material supported on a retractable frame and a plurality of support arms. The sheet provides a surface area for collecting rainwater. A porous material covers the collection unit and operates as a filter for collected rainwater. A retractable cover may be extended over the cargo hold to provide protection to the collected rainwater in the collection unit. A filtration system is configured to offload the rainwater as potable water.
Owner:SMITH PHILLIP FUQUA
Prefabrication method for layered wall that can integrate tile and heat insulation layer without breakage
ActiveJP2025074075AWallsAuxillary members of forms/shuttering/falseworksInsulation layerThermal break
To provide a prefabrication method for a layered wall that can integrate tiles and a heat insulation layer without breakage.SOLUTION: A layered wall cantilevers a tile and a mold on both sides of a core concrete layer to form a structure which has rigidity like a core tube steel structure and also allows elastic deformation, a heat insulation layer is charged between the tile and core concrete layer and connected with a precast outer support rod to be completely cast, layer by layer, without inversion, wherein the title is not broken owing to inversion, sandwiched between the heat insulation layer with elasticity and a mold for another layered wall to be securely hardly broken during warehouse storage / transportation, and also securely hardly broken in crane assembly, the heat insulation layer is sandwiched inside to be securely hardly dropped or broken, and a wind leak and a cold bridge are evaded with the precast outer support rod. On casting the core concrete layer, operations to connect with an outer support tile layer, block the cold bridge, and block convection are completed, so that the method is simple and easy to operate.SELECTED DRAWING: Figure 1
Owner:CHINA RAILWAY FIRST GROUP CO LTD +2
Mobile multi-scene fluidized soil rapid production factory and method
ActiveCN120306372ASolid waste disposalTransportation and packagingEnvironmental resource managementProcess engineering
The invention discloses a mobile multi-scene fluid soil rapid production factory and method, and relates to the technical field of constructional engineering, the mobile multi-scene fluid soil rapid production factory comprises a fluid soil integrated production mechanism, a multi-stage blanking station, a transfer robot, an earthwork robot and a stirring hopper which are mutually matched for use; wherein the earthwork robot is used for rolling waste muck raw materials to adjust the compactness, and collecting and transferring the waste muck raw materials; the multi-stage discharging station is used for storing curing agent production raw materials and accurately regulating and controlling the curing agent feeding ratio according to soil texture; the carrying robot is used for transporting the stirring hopper to the position below the multi-stage discharging station, and curing agent production raw materials are put into the carrying robot through the multi-stage discharging station. And the flow-state soil integrated production mechanism is used for transferring and stirring a stirring hopper filled with raw materials and a curing agent, and stirring the raw materials and the curing agent in a site prefabricated stirring pit outside the equipment. According to the invention, the fluid soil can be rapidly prepared on the construction site, the production time and cost of the fluid soil are greatly saved, and the efficiency and the quality of the fluid soil are improved.
Owner:WUHAN CONSTRUCTION ENGINEERING GROUP CO LTD
Half-capacity storage type / direct blowing type coal pulverizing system, coal pulverizing method and boiler
ActiveCN119914891APulverulent fuel combustion burnersLump/pulverulent fuel feeder/distributionThermodynamicsProcess engineering
The invention relates to the technical field of boiler transformation, in particular to a half-capacity storage type / direct blowing type coal pulverizing system, a coal pulverizing method and a boiler, pulverized coal treatment paths on the two sides of a coal mill are improved, pulverized coal treated by the coal mill is divided into a direct blowing mode and a storage mode, and when a thermal power generating unit operates at a high load, the pulverized coal is stored in the direct blowing mode. The fuel is directly delivered to a hearth to participate in combustion in a direct blowing mode, and stable load supply is ensured; pulverized coal separated by a coal mill is collected and stored in a storage mode, and when the power demand fluctuates, a proper amount of pulverized coal is extracted and mixed with primary air to participate in combustion according to the load requirement. By means of the coal pulverizing mode, the frequency of frequent starting and stopping of the coal mill can be reduced when the thermal power generating unit operates in a low-load mode, the response speed and flexibility of the thermal power generating unit to load changes are improved, and the economical efficiency and stability of the system are enhanced. The problems that the stability of a thermal power generating unit system is affected and energy consumption is large due to frequent starting and stopping of an existing coal mill are solved.
Owner:XIAN THERMAL POWER RES INST CO LTD +1
An automated stereoscopic storage warehouse system
The present invention discloses an automated three-dimensional storage warehouse system, which relates to the technical field of three-dimensional storage warehouses. It includes a base and guide rails. Both sides of the top of the base are fixedly connected with several support columns, and the guide rails are fixedly connected to the tops of the support columns. A driving and releasing mechanism is movably connected inside the guide rails, and packaging boxes are placed on the surface of the driving and releasing mechanism. In the present invention, a driving motor 1 is used to drive the rolling rollers inside the guide rails to rotate through a sprocket and a chain. At this time, the packaging box is driven by the rolling rollers and moves to directly above the last stacking platform. Due to the self-weight of the stacking platform, it will slowly slide downward along the support column by using a sliding ring. At the same time, the lifting strip follows its trajectory. At this time, the opposite sides of the rolling rollers open downward. During this process, the insertion tenons fall out of the card slots until the lifting strip completely detaches from the rolling rollers, which is beneficial for the convenient self-conveyance and automatic stacking of the packaging boxes, reducing the storage difficulty in the warehouse and improving the degree of automation at the same time.
Owner:CHONGQING GONGYI GRP CO LTD
Novel box support box opening device
The utility model discloses a novel box support opening device which comprises a machine frame, a conveyor used for conveying a box support is horizontally installed on the machine frame, a box supporting mechanism and a hooking and pulling mechanism are installed on the portion, at the tail of the conveyor, of the machine frame, and the box supporting mechanism is used for outwards supporting the box support on the rubber band fixing side; the hooking mechanism is used for unfastening the rubber band on the box support; a box taking mechanism and a material storing mechanism are further arranged on the rack, and the material storing mechanism is used for storing the disassembled box supports; the box taking mechanism is installed between the material storage mechanism and the conveyor and used for conveying the box supports unfolded on the conveyor to the material storage mechanism. According to the device, after rubber bands on the plastic box supports are rapidly taken down, the box supports are flattened and collected in a centralized mode, and therefore the box opening efficiency of the box supports is remarkably improved.
Owner:ZHENGZHOU SHUNYI TECH CO LTD
Building engineering waste treatment device with classified storage function
The invention discloses a building engineering waste treatment device with a classified storage function, and relates to the field of waste recycling, the building engineering waste treatment device comprises a treatment box and a material adding opening formed in the upper portion of the treatment box, a buoyancy separation chamber is arranged in the treatment box, and the buoyancy separation chamber and the material adding opening communicate with each other; and a floating collection mechanism is arranged above the buoyancy separation chamber. According to the building engineering waste treatment device with the classified storage function, by means of the ingenious layout of the buoyancy sorting chamber, waste such as wood and plastic is separated from building stone such as concrete, the waste is in a floating state, the waste sinks to the bottom, and then various substances are crushed through the first crushing mechanism and the second crushing mechanism, so that the waste treatment efficiency is improved. The solid waste is destroyed and conveniently recycled, after treatment is completed, materials are classified and stored through different classified storage boxes, the classified storage effect is achieved, useful metal objects in crushed objects can be sorted, and therefore the follow-up recycling process is greatly facilitated.
Owner:YANCHENG YONGYE FOUNDATION ENG CO LTD
Ventilated Storage System and Method Enabling Triangular Storage Array of Casks that Contain Hazardous Radioactive Materials
PendingUS20250218614A1Nuclear elementsPortable shielded containersProcess engineeringEnvironmental engineering
Embodiments of a ventilated storage system and method are provided for enabling space-efficient storage of casks containing hazardous nuclear materials. Each of a plurality of dry storage casks has a ventilated overpack with air inlets at or near the bottom and air outlets at or near the top so that ambient air flows into the air inlets, through the overpack, and out of the air outlets for venting and cooling the hazardous nuclear material. A storage pad on which the casks sit each have a plurality of air flow channels that provide air to the air inlets situated at the bottoms of the casks. The storage pad enables the casks to be placed closer together in a more space-efficient triangular array.
Owner:NAC INTERNATIONAL INC
Liquefied gas storage facility comprising polygonal load support structure
The present invention relates to a liquefied gas storage facility comprising: a load support structure having a bottom wall and a vertical load support wall, the vertical load support wall being composed of N vertical load support panels; and a can comprising a bottom wall and a vertical wall, the bottom wall comprising a plurality of angular sectors, the corrugated sealing membrane of each angular sector having a first corrugation, the corrugated sealing membrane of each angular sector comprising a plurality of metal plates arranged to form a loop portion, the loop portion comprises a set of complete metal sheets in which the total number of first corrugations present on the loop portion increases in the direction of the vertical wall, said total number increasing only per M consecutive loop portions, where M is a natural integer greater than or equal to 2.
Owner:GAZTRANSPORT & TECHNIGAZ SA
Soil improvement device for open pit coal mine reclamation
The invention relates to the technical field of soil improvement, in particular to a soil improvement device for open pit coal mine reclamation, which comprises an improvement vehicle, and the tail part of the improvement vehicle is provided with a ploughing assembly; the ploughing assembly comprises a connecting rod, the end, away from the improvement vehicle, of the connecting rod is fixedly connected with a shielding plate, the top of the shielding plate is fixedly connected with a first driving part, an output shaft of the first driving part is fixedly connected with a first bevel gear, and the first bevel gear is meshed with a second bevel gear; a plurality of transmission gears are rotationally connected to the bottom of the baffle plate; the bottoms of the transmission gears are fixedly connected with transmission rods, and the transmission rods are fixedly connected with a plurality of ploughing blades. Through the ploughing assembly, the storage assembly, the stirring assembly and the spraying assembly, when the ploughing assembly is used for ploughing the soil, the spraying assembly is used for spraying a modifier into the soil, so that the soil ploughing and the modifier spraying can be synchronously carried out, the soil is fully improved, and the vegetation recovery is promoted.
Owner:SHANXI UNIV OF FINANCE & ECONOMICS
Reloadable Containerized System for Wet and Dry Proppants and Methods of Making and Using Same
A system for reloading a container with proppant. The system includes a transloader having a conveyer belt and a discharge device. The system includes a reloading system comprising a bulk material storage bin having a proppant receiving area, a funnel having an expandable loading tube, and a gate for controlling flow of the proppant from the funnel into the container. The system comprises a reloader comprising a loading bay having a load cell and the container disposed on the load cell.
Owner:ROCKY MOUNTAIN INVESTOR HOLDINGS INC
A raw material quantitative mixing device for refractory brick processing
The present invention relates to the technical field of refractory brick production, and in particular to a raw material quantitative mixing device for refractory brick processing, comprising a mixing tank and a mixing mechanism arranged in the mixing tank for stirring the refractory brick raw materials, a discharging frame is fixedly connected to the top of the mixing tank, a metering cylinder is fixedly connected to the top of the discharging frame, a discharging mechanism for quantitatively discharging the raw materials in the metering cylinder is arranged in the discharging frame, an upper cylinder is fixedly connected to the center position inside the metering cylinder, four partitions are fixedly connected equidistantly between the inner side of the metering cylinder and the upper cylinder, arc-shaped discharging ports are opened at the bottom end of the metering cylinder and between the four partitions, adjustment plates are arranged on the side walls of the four partitions, and four lower cylinders are rotatably connected to the inner side of the upper cylinder. Through the arrangement of the above-mentioned structure, the present invention can quickly and flexibly adjust the storage space of the metering cylinder on the mixing tank according to the demand for increasing the quantity of raw materials for refractory brick production, can meet the production needs of refractory bricks with different performances, and greatly improve the convenience performance of the device.
Owner:JIANGSU ZHONGLEI ENERGY SAVING TECH DEV CO LTD
Intelligent coal mine multi-source waste heat utilization system and method based on cross-seasonal heat storage
The invention provides a coal mine multi-source waste heat intelligent utilization system and method based on cross-seasonal heat storage, and relates to the technical field of coal mine waste heat utilization, and the system comprises the steps that a heat prediction module monitors and obtains a plurality of historical redundant heat sequences of a plurality of coal mine waste heat sources, and carries out heat prediction in a preset time window; a heat supply demand prediction module reads the heat use characteristic sequence and the associated heat use characteristic sequence and performs heat supply demand prediction; a heat storage scheme optimization module performs heat storage scheme optimization and outputs an optimal heat storage proportion sequence by taking a heat supply quantity sequence meeting a predicted demand as a conditional constraint, taking the maximum capacity of heat storage equipment as an equipment constraint and taking the minimum heat loss as a target; and the heat storage management and control module executes heat storage management and control in a preset time window according to the optimal heat storage proportion sequence. The technical problem that in the prior art, waste heat cannot be effectively stored can be solved, the technical target of intelligent regulation and control system construction is achieved, and the technical effect of improving the waste heat utilization efficiency is achieved.
Owner:ORDOS ENERGY RES INST OF PEKING UNIV +1
Auxiliary discharging device
Owner:HUNAN XIANGYI ENVIRONMENTAL TECH CO LTD
Gas sampling mechanical arm for mining area ecological restoration carbon sink evaluation
InactiveCN120467786AProgramme-controlled manipulatorWithdrawing sample devicesCircular discRotational axis
The invention discloses a gas sampling mechanical arm for mining area ecological restoration carbon sink evaluation, and relates to the technical field of mining area gas detection equipment. The device comprises a base, a driving arm is mounted at the top of the base, a storage seat is mounted at the top of the base, and a sampling shell is arranged in the storage seat; a storage assembly is arranged in the sampling shell and comprises a fixing plate installed in the sampling shell. Through collaborative design of the storage assembly and the adjusting assembly, the mining area gas sampling efficiency and continuity are remarkably improved, the storage assembly adopts four sets of aluminum foil composite film storage bags and is matched with a disc structure driven by a rotating shaft, multi-period gas samples can be automatically grouped and stored at the same sampling position, and the sampling efficiency is greatly improved. The adjusting assembly drives the disc to rotate through the driving motor, so that the inclined groove and the sealing plug are accurately aligned, rapid switching of the storage bags is achieved under the action of negative pressure, multiple sets of data can be collected through single sampling, and meanwhile energy consumption and time cost of repeated positioning of the mechanical arm are reduced.
Owner:MINISTRY OF ECOLOGY & ENVIRONMENT CENT FOR SATELLITE APPL ON ECOLOGY ENVIRONMENT +6
Digital coal yard stockpile volume high-precision measurement and calculation method based on laser radar and vision fusion
PendingCN120702337AUsing optical meansElectromagnetic wave reradiationData acquisitionProcess engineering
The invention discloses a digital coal yard stockpile volume high-precision measurement and calculation method based on laser radar and vision fusion, and relates to the technical field of digital coal yards, and the method comprises the following specific steps: environment parameter monitoring and sensor adjustment: arranging environment sensors at different positions of a coal yard to collect parameters in real time, and transmitting the parameters to a data processing center; by monitoring environmental parameters in real time and automatically adjusting the working mode and parameters of the sensor, the interference of environmental factors on data acquisition is effectively reduced, the accuracy of data is greatly improved, and according to different environmental conditions such as increase of laser radar transmitting power and adjustment of exposure and filter parameters of the visual sensor in case of high dust, the real-time monitoring of the environmental parameters is realized. And meanwhile, an error model is established by utilizing historical data and error compensation is carried out, so that the measurement error is further reduced, the high-precision measurement of the volume of the stockpile in the coal yard is realized, and a reliable basis is provided for precise management of links such as coal production, storage and transportation.
Owner:BEIJING ZHONGSHENG BOFANG ENVIRONMENTAL PROTECTION ENG TECH
Iron-making method and system based on coupled blowing of co 2-containing coal gas and biomass
PCT designated stage expiredWO2025092084A1Blast furnace detailsComputational materials scienceThermodynamicsBlast furnace smelting
The present invention belongs to the technical field of blast furnace smelting and relates to an iron-making method and system based on coupled blowing of CO2-containing coal gas and biomass. The system of the present invention comprises: a material basic data storage and processing module; a material balance and heat balance measurement and calculation module; a biomass addition amount calculation module; a material basic parameter input module; a metallurgical process parameter input module; a smelting parameter constraint interval input module; and a low-carbon smelting parameter output module. A measurement and calculation method according to the present invention is based on the material balance and heat balance. On the premise that CO2-containing coal gas is blown in a blast furnace, the required blowing amount of the biomass and the corresponding coke ratio and coal ratio are calculated on the basis of the heat difference, and low-carbon smelting in the blast furnace is realized. The system and method can guide the blowing of CO2-containing coal gas in the blast furnace and determine the biomass addition amount; in addition, process parameters satisfying low-carbon smelting in the blast furnace can be obtained at any time according to the types and compositions of a fuel, a furnace burden, the CO2-containing coal gas, and the biomass, and compared with original smelting conditions, the purpose of reducing the fuel ratio can be achieved.
Owner:CISDI ENGINEERING CO LTD
Carbon transaction-oriented biomass gas coupling coal-fired power generation full-life-cycle carbon emission accounting method
The invention discloses a carbon transaction-oriented biomass gas coupling coal-fired power generation full-life-cycle carbon emission accounting method. The method comprises the steps of determining accounting boundaries of collection and transportation, storage pretreatment, gas production and coupling power generation of covering raw materials; activity data are collected, space-time mapping of upstream batch data and unit side continuous operation data is established, and data quality grading and uncertainty measurement are carried out; when actually measured synthesis gas components or lower calorific values are missing, a soft measurement model is constructed based on operation data, batch characteristic feedforward coupling is introduced, and an estimated value and uncertainty are output; calculating an intermediate quantity based on a material-energy-carbon conservation mechanism model, performing dynamic correction by adopting a residual correction model containing physical consistency constraint, and adjusting a physical constraint weight according to uncertainty; and an emission list and an MRV data packet are generated in combination with the dynamic emission parameters, and are used for monitoring, reporting, checking and transaction settlement, so that the precision and the traceability are improved, and the physical consistency is ensured.
Owner:JIANGSU GUOXIN RESEARCH INSTITUTE CO LTD