453results about "Separation devices" patented technology

The invention discloses a building demolition dust intelligent suppression method and system, and relates to the field of building demolition dust suppression, and the method comprises the steps: obtaining the wind field data of a building demolition area and the spatial position information of a structure, and obtaining the arrangement parameters of each nozzle unit in a spraying system; constructing a wind barrier interference area model in the target area according to the spatial position information and the wind field data; calculating the spraying range of each nozzle unit according to the arrangement parameters; performing space superposition on the spraying range and the wind barrier interference area model, calculating a distribution prediction value of spraying particles generated by each nozzle unit in a three-dimensional space, and generating a space unit matrix of an operation area; traversing the space unit matrix to judge the particle distribution uniformity; maintaining or adjusting nozzle unit arrangement parameters according to a judgment result; dynamic reconfiguration of spraying resources in a multi-nozzle system is achieved, and the problem that the dust suppression efficiency is low due to coexistence of over-spraying and under-spraying is solved.

The invention relates to the technical field of environmental protection, in particular to a spraying dust removal method, equipment and system. The spraying dust removal equipment comprises an outer cylinder and an adjusting mechanism, wherein a smoke inlet is formed in the lower part of the outer cylinder. The adjusting mechanism comprises an adjusting assembly and a plurality of turbulent balls. The adjusting assembly comprises a pull ring, a net bag and a driving unit. The smaller the initial dust air flow entering the smoke inlet is, the larger the upward moving stroke of the pull ring driven by the driving unit is, the upward moving of the pull ring drives the middle of the net bag to be further sunken downwards, the structure is convenient for weak air flow to preferentially pass through the periphery of the net bag with a small number of turbulent balls, effective turbulent washing is formed in the area, and the working efficiency is improved; and the normal operation and the dust removal effect of the equipment under low load are ensured. The invention provides a spraying dust removal method, equipment and a system, aiming at solving the problems that the dust removal efficiency is low and even the dust removal device cannot work when the flow of dust gas introduced into the existing dust removal device does not reach a preset dust gas flow range value.

This invention relates to the field of waste gas treatment technology, specifically providing a waste gas purification device. The invention discloses a waste gas purification device comprising a tower body. Inside the tower body, from top to bottom, are arranged a first packing layer and a second packing layer. Spray mechanisms are correspondingly arranged above both the first and second packing layers. A water tank is connected to one side of the bottom of the tower body, an air inlet is located on one side of the bottom of the tower body, an air outlet is located at the top of the tower body, and an observation port is provided on the tower body. A rolling filter assembly is installed inside the water tank. This invention improves the utilization rate of the washing liquid and the waste gas washing effect: through the set water storage assembly, the washing liquid dripping from the first packing layer can be temporarily stored, allowing the waste gas to mix and contact with the washing liquid in the water storage assembly, increasing the number of waste gas washing cycles. Compared with the traditional mode of purification only through the packing layer, this improves the utilization rate of the washing liquid and the waste gas washing effect.

A device and method for assembling objects by generating an axial acoustic radiation force in order to position the objects on pressure nodes and / or antinodes and generating a transverse acoustic radiation force in order to move the thus positioned objects on a porous membrane contact structure.

The invention relates to the technical field of non-ferrous metal dust treatment, and provides a pneumatic cyclone tower for explosive aluminum magnesium dust treatment and a dust removal method of the pneumatic cyclone tower. The spraying tower is fixedly mounted at the top of the base, and the inner wall of the center of the spraying tower is rotationally connected with a long rod; the windmill blades are fixedly mounted at the top end of the long rod, and a water sprayer is fixedly mounted on the inner wall of the spray tower. The motor drives the long rod to drive the windmill blades to rotate, the windmill blades are matched with the water sprayer to form spiral rotating airflow, and the collision fusion efficiency of dust and liquid drops is improved; the long rod synchronously drives the scraping plate to scrape dust accumulated on the tower wall, multi-stage filtration is achieved in cooperation with the filter screen, and waste water is recycled through the water return pipeline. The scheme solves the problems that existing equipment is low in dust removal efficiency and difficult to clean, and has the advantages of being efficient, low in energy consumption and easy to maintain.

The invention provides a supergravity dust removal device integrating rotary atomization and filling. The supergravity dust removal device comprises a shell, a first motor, a demisting module, a filling layer, a liquid distributor and a second motor, the shell is provided with a gas outlet, a liquid inlet, a gas inlet and a liquid outlet, and the gas inlet is used for introducing coal gas; the filler layer is arranged in the shell, is connected with the output end of the second motor and is used for improving the gas-liquid mixing effect and the dust trapping efficiency in a rotating state; the liquid distributor is communicated with the liquid inlet, a plurality of atomizing nozzles are arranged on the liquid distributor, and liquid is atomized and then sprayed to the filler layer; the demisting module is arranged above the liquid distributor, the demisting module and the liquid distributor are jointly connected with an output shaft of the first motor, and the demisting module and the liquid distributor are used for separating liquid drops and particles in the gas in a rotating state. According to the dust removal device, inertial sedimentation of coarse particles and supergravity separation of fine particles can be integrated, and graded dust removal and liquid removal are achieved.

A pipe sedimentation plant comprises an inlet shaft (4), an outlet shaft (34), at least one intermediate shaft (18, 28, 30, 32) which is fluidically connected to the inlet shaft (4) and to the outlet shaft (34) by means of fluid lines (9, 15, 25, 29, 31, 33), and at least one backwater element (14, 21, 22, 24) for backing up a fluid flow in the pipe sedimentation plant (1), wherein the at least one backwater element (14, 21, 22, 24) is arranged on the at least one intermediate shaft (18, 28, 30, 32) and / or on at least one of the fluid lines (9, 15, 25, 31).

The invention relates to the technical field of intelligent detection and automatic control, in particular to a coal moisture content intelligent sensing and dust suppression control method based on hyperspectrum, which comprises the following steps: acquiring an image and sorting a gray interval, removing a high-anti-interference area, segmenting numbered blocks, counting a gray direction reversal identification interference area, extracting peak positions of each wave band, and calculating difference value groups. And aggregating the continuous image blocks to extract gray boundaries, matching the boundaries and spraying serial numbers to adjust and control, and outputting the moisture content and a dust suppression image. According to the method, a region segmentation method driven by reflection density is introduced, gray level warping and interference contour elimination are combined, a block set is constructed to enhance the processing pertinence, through multi-band peak position difference value and symbol sequence continuity judgment, peak position change grouping is established to identify the spectrum trend, boundary aggregation is completed in the gray level mean value difference value direction, and finally, the spectrum trend is identified. And a control chart is generated by combining serial number position information, and linkage of an image structure, spectral distribution and control feedback is realized.

The invention discloses environment-friendly dust removal equipment for building engineering construction, and relates to the technical field of environment-friendly engineering, the environment-friendly dust removal equipment comprises a mounting plate, a control module and a positioning module are arranged on the upper side of the mounting plate, and electric wheels are arranged on the lower side of the mounting plate. The device can be controlled to stably move along a preset path to execute spraying operation under the working condition that the wind speed is low, and the uniformity of area coverage is improved. The meteorological information processing unit is provided with a wind speed and wind direction acquisition module, an angle turning mechanism, an adjusting mechanism and a control module; the device can obtain wind speed and wind direction data in real time in windy weather, the spraying angle and the spraying height of the rotating pipe and the spraying pressure of the water pump are adjusted in combination with a preset algorithm, and the device has the advantages of being high in practicability and improving the spraying dust suppression efficiency of a construction site.

The invention discloses a novel environment-friendly watering device for dust fall in constructional engineering construction, and relates to the technical field of constructional engineering.The novel environment-friendly watering device for dust fall in constructional engineering construction comprises a water tank, universal wheels are fixedly connected to the bottom of the water tank, a water inlet is formed in the top of the water tank, and a water pump is fixedly connected to the side wall of the water tank; the bottom of the water pump is fixedly connected with one end of a water suction pipe; according to the novel environment-friendly watering device for dust fall in building engineering construction, by starting a motor, a rotating rod rotates, so that a rotating column is driven to rotate and do circular motion, chemicals enter the rotating column from a chemical liquid opening, meanwhile, the rotating column rotates to drive a spraying column to rotate in the same direction, and the chemical liquid is sprayed out and evenly sprayed into a water tank; the problem that more water needs to be sprayed for dust falling due to the fact that liquid medicine is concentrated at one position of the water tank and dissolution of water and the liquid medicine is slow is solved. And the water-saving effect is achieved.

The invention belongs to the technical field of atmospheric pollution, and particularly relates to dust removal equipment for a mining machine, the dust removal equipment comprises a base, a cyclone separator and a bag-type dust remover which are communicated with each other are fixedly mounted at the upper end of the base, an air inlet of the cyclone separator is further fixedly communicated with an induced draft pipe, an induced draft fan is mounted on the induced draft pipe, and the bag-type dust remover is fixedly connected with the air inlet of the cyclone separator. The induced draft fan is fixedly installed at the upper end of the base, the front end of the induced draft pipe is further fixedly communicated with a dust hood through an elastic telescopic pipe, and the device further comprises a PLC, a dusty gas state detection mechanism, a pre-spraying water conditioning mechanism, an air inlet speed self-regulation mechanism and a feedback regulation mechanism. The power and the ventilation quantity of the induced draft fan are automatically adjusted based on the dust concentration, water is pre-sprayed based on the dust water content, the inlet air speed of the cyclone separator is adjusted based on the ventilation quantity, and the input number of filter bags of the bag-type dust remover is adjusted. The comprehensive functions of efficiently capturing dust, preventing overflow, avoiding equipment blockage, guaranteeing stable operation of dust removal equipment and saving energy are achieved.

A sedimentation pipe (8) comprises a pipe longitudinal axis (19), a pipe interior (23) delimited by a pipe inner side (22), at least one guide element (24) which is integrally formed on the pipe inner side (22), and at least one flow separation element (27) held on the at least one guide element (24) which separates the pipe interior (22) into a flow space (30) and a sedimentation space (31), wherein the at least one flow separation element (27) has at least one passage opening (32) for fluid communication between the flow space (30) and the sedimentation space (31).

Some embodiments of the technology disclosed herein relate to a system having a hydrodynamic separator element defining an element inlet and an element outlet. The element outlet has a first element outlet and a second element outlet. The hydrodynamic separator element has a plurality of curved microfluidic channels in fluid communication. Each of the plurality of microfluidic channels are arranged to operate in parallel. Each microfluidic channel defines a channel inlet downstream of the element inlet and a channel outlet having a first channel outlet upstream of the first element outlet and a second channel outlet upstream of the second element outlet. A flow characteristic sensor is in sensing communication with the separator element. A controller is in data communication with the flow characteristic sensor, where the controller is configured to provide a first alert upon the flow characteristic being outside a first threshold.

The invention relates to efficient extraction equipment and an extraction method for pepper flavor substances in pepper beer production. The device comprises an extraction device body and a control system, the body is provided with a feeding mechanism and an extraction mechanism, and the feeding mechanism is composed of a pulverizer and a vibration separation device and can pulverize and screen pepper; the extraction mechanism uses a COsolution and wort to extract pepper, the control system comprises a flavor fingerprint spectrum database, a machine learning model and a real-time control unit, and intelligent regulation and control of the extraction process can be realized. The extraction method comprises the steps of raw material sensing, AI decision making, accurate execution, in-situ continuous extraction, closed-loop feedback and the like. By optimizing the extraction process and the equipment structure, the extraction efficiency can be improved, the flavor consistency of beer is ensured, and the energy consumption and the cost are reduced.

The invention discloses ultrasonic extraction equipment for caffeine in tea leaves, which comprises a kettle body and a vibration box hoisted at the axis of the inner side of the kettle body, a plurality of uniformly distributed ultrasonic generators are arranged in the vibration box, the bottom of the inner side of the kettle body is fixedly connected with a grinding disc, and an opposite grinding piece is movably arranged at the position, deviating from the axis, above the grinding disc. By combining ultrasonic treatment with mechanical crushing, the crushing efficiency and the crushing degree of tea leaves are improved, the stirring piece can move in the direction of the supporting rod, the tea leaves floating on the liquid level or above can be conveyed downwards in cooperation with the blade design and the rotating motion of the stirring piece, meanwhile, materials at the bottom are overturned upwards to be homogenized, and the crushing efficiency is improved. The movement of the opposite-grinding piece can push tea leaves, avoid material accumulation, prevent repeated grinding of the same batch of tea leaves, and realize functional linkage of grinding operation, material collection and pushing, stirring and directional material conveying under the same driving traction, so that the tea leaves can be uniformly dispersed, and the tea leaves can be fully decomposed under the action of high-frequency sound waves.

The application relates to the technical field of dust falling equipment, and discloses a site dust falling treatment equipment for construction engineering, which comprises a base and a water tank. The top end of the base is rotationally connected with a U-shaped connecting frame. An electric push cylinder one is fixedly connected at the center of the connecting frame. A wind drum is fixedly connected to the driving end of the electric push cylinder one. A fan is fixedly arranged on the inner wall of the wind drum. A stepped pipe body is sleeved at the barrel opening of the wind drum. The lower surface of the pipe body is fixedly connected with the water tank through supporting columns. A dust falling assembly is arranged in the pipe body. One end of a fixing ring is fixedly connected with the inner wall of the wind drum. A plurality of liquid inlet pipes are slidably connected to the surface of the fixing ring. The position of the roller can be changed at ring one, ring two or ring three. The whole moving and unfolding range of the atomizing nozzle can be automatically adjusted in three gears. The atomizing nozzle can be conveniently adjusted according to different dust falling ranges, and the water resources can be reasonably utilized.

Disclosed is a waste gas treatment apparatus for semiconductor and display processes, the apparatus including: a pre-treatment unit having an inlet and an outlet formed therein, and configured to spray a cleaning solution to waste gas introduced through the inlet to primarily treat in the waste gas; a reaction unit configured to simultaneously treat fluorine compounds and nitrous oxide (N2O) in waste gas discharged from the pre-treatment unit; a post-treatment unit configured to spray a cleaning solution to waste gas discharged from the reaction unit to secondarily treat in the waste gas; and a heat exchange unit installed between the pre-treatment unit and the reaction unit.

This invention discloses a method and system for dust suppression during the loading of dry bulk cargo on railway lines. The method includes: if loading operations are detected to have commenced on the main railway line, determining the area to be suppressed based on on-site loading data; acquiring environmental information corresponding to the area to be suppressed, including wind direction information; determining the items to be loaded based on the on-site loading data, and determining the corresponding moisture content of the items; determining a control strategy for a spray system based on the wind direction information, moisture content, and the area to be suppressed, and adjusting the operating parameters of the spray system based on the control strategy to suppress dust during the loading process. This invention achieves precise control of dust pollution during railway loading, overcoming the limitations of traditional fixed dust suppression methods, and significantly improving pollution prevention efficiency and resource utilization effectiveness.

The invention discloses a cooking fume waste gas pretreatment device for a printing and dyeing setting machine, and relates to the technical field of cooking fume waste gas pretreatment of the printing and dyeing setting machine, the cooking fume waste gas pretreatment device comprises a condenser, a dehairing device, a dehydrator and an oil-gas separator, the condenser, the dehairing device, the dehydrator and the oil-gas separator are sequentially communicated through a pipeline; the device further comprises a second assembly. The second assembly comprises a ring piece, the first assembly achieves angle and direction two-dimensional adjustment of the wide-angle fan-shaped nozzle through mechanical linkage, and the problems of cloth wool concentration fluctuation and gathering area deviation in the dynamic working condition can be responded in a targeted mode. In other words, the spraying angle and the covering direction of the nozzle can be flexibly adjusted according to the cloth wool form and falling amount difference caused by different fabric switching, vehicle speed adjustment or oven temperature change, so that the water curtain is precisely attached to a cloth wool high-concentration accumulation area, the problem of coverage blind areas of an existing fixed-angle sprayer is effectively solved, the cloth wool penetration rate is remarkably reduced, and the cloth wool quality is improved. And the stability and effectiveness of cloth wool interception are greatly improved.

The invention discloses dust removal spraying equipment for ash silo product storage, which comprises a silo body, a spraying assembly is arranged in the silo body, the spraying assembly comprises a supporting plate, a plurality of first nozzles are rotatably arranged on the circumference of the supporting plate at equal intervals, a plurality of second nozzles are slidably arranged on the supporting plate at equal intervals, and an auxiliary dust falling assembly is arranged in the silo body. The auxiliary dust falling assembly comprises a rotating arm, the rotating arm is rotationally arranged on the inner side of the warehouse body, a main fan blade is rotationally arranged at the bottom of the rotating arm, and a plurality of auxiliary fan blades are rotationally arranged on the circumference of the rotating arm. Blind areas and invalid spraying of a traditional fixed spray head are reduced, and the water consumption is remarkably reduced; meanwhile, the rotating arm drives the main fan blades and the auxiliary fan blades to form a three-dimensional turbulent flow field, so that suspended dust is in full contact with spraying water mist, the dust adsorption efficiency of the water mist is improved, and dust sedimentation is accelerated.

The invention discloses traditional Chinese medicine children endocrine ointment preparation equipment which comprises a heat preservation cabinet body frame, the heat preservation cabinet body frame is sequentially and fixedly connected with a soaking unit, a decocting unit, a concentrating and ointment collecting unit, a purifying unit and a collecting and storing bottle, and the decocting unit, the concentrating and ointment collecting unit, the purifying unit and the collecting and storing bottle are connected through guide pipes. The heat preservation cabinet body frame adopts a modular design, each unit can be independently disassembled and maintained, a heat insulation layer is arranged in the heat preservation cabinet body frame, a sealing door frame is movably mounted on the surface of the heat preservation cabinet body frame through hinges, a transparent observation mirror is embedded in the sealing door frame, and a control unit is fixedly arranged on the surface of the sealing door frame; according to the device, full-process automation of preparation of the child endocrine ointment is achieved, the production efficiency is greatly improved, and about 70% of time is saved compared with traditional manual preparation.

The venturi-type scrubber may be used in conjunction with the removal of solids and quench gas-phase reaction products from the gas-phase reaction products. A method can include: providing a reaction product comprising a hydrocarbon gas and a solid; introducing the reaction product into a venturi type scrubber; introducing a scrubbing fluid into the venturi-type scrubber, wherein the scrubbing fluid is at a lower temperature than the reaction product; generating, by the venturi scrubber, a heterogeneous product comprising a scrubbed reaction product and a waste scrubbing fluid, the scrubbed reaction product comprising the hydrocarbon gas, and the waste scrubbing fluid comprising the scrubbing fluid and the solids; and separating the hydrocarbon gas from the multiphase fluid. A system may include a reactor; a venturi-type scrubber having a first inlet fluidly connected to the reactor and a second inlet configured to receive a scrubbing fluid; and a separation column configured to receive a multiphase stream from the venturi scrubber after solids are removed.

The invention relates to a device for filtering an aqueous urea solution in an SCR exhaust gas aftertreatment device for injecting the aqueous urea solution into an exhaust gas pipe, comprising a filter housing and a filter (10) arranged inside the filter housing. In order to provide a filter device with a simple structure, a reduced risk of damage and improved interchangeability of components, the invention is characterized in that a volume compensation foam (12) is arranged between the filter housing and the filter (10), the volume compensation foam (12) is detachably mounted on the filter (10) and can be flushed by an aqueous urea solution.

The invention discloses wet-type dust removal equipment, an integrated polishing workstation and a dust removal method, and relates to the field of dust removal, the wet-type dust removal equipment comprises a spraying assembly, an input pipe and a treatment tank, a separation tank is arranged in the treatment tank, the spraying assembly can spray out a water curtain, dust in air is intercepted and flows into the separation tank, and separation holes are formed in the separation tank; a cleaning strip hole is formed in the separation tank, and a cleaning assembly is arranged in the cleaning strip hole. Dust at a polishing station is sucked to a water curtain through negative pressure wind power and is adsorbed into water, so that the polished internal space is cleaner, metal dust is discharged into a water storage tank for treatment after being adsorbed into water, the dust concentration in the polished space is reduced, the risk of explosion can be prevented through wet dust removal, and the dust in the separation tank can be effectively removed in a cleaning mode. The sealing strip and the cleaning brush move, the cleaning brush and the separation tank rotate reversely to brush impurities on the inner wall of the separation tank, the inner wall of the separation tank is prevented from being blocked, the continuous separation effect of the separation tank is improved, and the separation function and the cleaning function do not interfere with each other.

To contribute to reduction of carbon dioxide, a force generated when a wearer walks is used. Footwear 1 that absorbs carbon dioxide as a wearer walks includes an elastic sole portion 3 having elasticity and constituting a bottom surface of the footwear, an intake port 31 disposed in the sole portion, an air chamber 32 disposed in the sole portion and communicating with the intake port, and a carbon dioxide absorption portion 33 communicating with the air chamber to absorb carbon dioxide in air flowing in from the air chamber. The air chamber is compressed by pressure generated in the sole portion as the sole portion strikes the ground during the walking, and the air in the air chamber flows into the carbon dioxide absorption portion.

The invention discloses a dust removal device and an electronic component cutting system.The dust removal device comprises a dust suction mechanism, a dust removal mechanism and a dust removal mechanism, the dust removal mechanism receives the mixed gas with dust conveyed by the dust collection mechanism and sprays the mixed gas, so that the dust in the mixed gas is mixed with spraying water to form a mixed solution; the filtering and recycling mechanism comprises a first box body for receiving the mixed liquid conveyed by the dust removal mechanism; a second box body; the two groups of filtering assemblies are arranged in the first box body and the second box body in an alternate sliding manner, so that the filtering assemblies in the first box body are used for filtering the mixed liquid to form filtered water, and the filtering assemblies in the second box body are cleaned; the technical problem that the efficiency of the dust removal device is reduced due to the fact that the filtering work of mixed liquid needs to be interrupted when the filter screen is replaced and cleaned can be solved, and the technical effects of continuously removing dust and filtering and improving the efficiency of the dust removal device are achieved.

The present disclosure relates to improving the energy performance of CO2 capture. [Solution] A system for capturing carbon dioxide (CO2) from a CO2-containing gas stream, comprising an absorber for contacting the CO2-containing gas stream with an adsorbent, the adsorbent operable to capture CO2 from the CO2-containing gas stream in a first temperature range and release the CO2 in a second temperature range, a desorber for releasing the CO2 from the adsorbent, first and second heat pumps configured to recover heat for the desorber from both a condenser and at least one other point in the system, and the condenser temperature selected to maximize both the heat content of the condensate and the combined coefficient of performance of the first and second heat pumps to minimize the input energy requirements of the heat pump system.

A degasification system includes a degasification unit in which a plurality of degasification modules degasifying a liquid are connected, wherein each of the plurality of degasification modules has a hollow fiber membrane bundle having a plurality of hollow fiber membranes arranged around a liquid supply path through which a liquid is supplied, and a module container which houses the hollow fiber membrane bundle, wherein the degasification unit has a connection supply pipe which connects the liquid supply paths of the plurality of degasification modules in series and in which openings through which the liquid passes are formed at positions corresponding to the plurality of degasification modules such that the liquid is supplied to the hollow fiber membrane bundles of the plurality of degasification modules in parallel, and wherein the degasification unit is configured such that a pressure loss of the liquid from a supply port of the connection supply pipe through which the liquid is supplied to the discharge ports of a downstream side degasification module is larger than a pressure loss of the liquid from the supply port to the discharge ports of an upstream side degasification module.

The invention discloses a motor leakproofness detection device, and particularly relates to the technical field of motor leakproofness test.The motor leakproofness detection device comprises a detection box used for leakproofness testing, a testing assembly used for testing is arranged at the bottom of an inner cavity of the detection box, and two placement mechanisms are arranged at the top of the testing assembly; to-be-tested motor shells are placed in the two placement mechanisms respectively, a partition plate is arranged at the top of an inner cavity of the detection box, and a transmission mechanism is further arranged at the top of the partition plate. According to the motor sealing performance detection device provided by the invention, through cooperation of the separation assembly and the test assembly, a complete process of impurity lifting, rotary scraping, directional collection and concentrated discharge is formed, and the problems of false leakage and time consumption of manual cleaning caused by blockage of a sealing surface by impurities in an existing device can be effectively solved; the impurity cleaning efficiency is effectively improved, the water body can be emptied without shutdown, and secondary pollution of the impurities to the test water body is avoided.