222results about How to "Reduce disturbance" patented technology

The invention provides an infrared physiotherapy cabin system and method based on animal and environment cooperative regulation and control, and relates to the field of animal physiotherapy and intelligent monitoring control. Comprising an animal state and cabin environment monitoring module, an infrared physiotherapy and cabin environment regulation and control module, an animal health assessment and curative effect assessment module, a personalized treatment and intelligent decision module and a man-machine interaction and safety supervision module. A credibility result is formed through multi-modal data synchronous alignment and data quality evaluation, health state characterization is constructed under credibility gating, a risk level is output, and infrared physiotherapy control parameters and cabin environment regulation and control parameters are generated through cooperative control under the constraint of a stage control boundary and a treatment target and are issued and executed. Continuously adjustable parameters are subjected to online fine adjustment in the physiotherapy process, and rollback and interlocking protection is executed when the risk is increased or the credibility is reduced; after the period is finished, the curative effect is evaluated, data recording and tracing archiving are completed, and collaborative closed-loop infrared physiotherapy regulation and control of the animal state and the in-cabin environment are achieved.

The invention relates to the technical field of riverway desilting, in particular to a riverway self-adaptive desilting system and method based on intelligent water level perception, and the method is executed by a central control unit and comprises the four steps of model construction and benchmark calibration, real-time monitoring and siltation diagnosis, precise survey and operation planning and closed-loop execution and model synchronization. The system comprises a central control unit, a water level intelligent sensing array, terrain scanning equipment and dredging machinery, according to the method, the three-dimensional digital riverbed model is constructed, the sedimentation state is dynamically judged in combination with the water level sensing data, an accurate desilting operation scheme is generated, and operation closed-loop control is achieved. According to the method, navigation and ecological riverway dredging requirements are considered, the dredging precision and automation level are improved, the operation cost is reduced, intelligent transformation of riverway management is promoted, and an efficient solution is provided for long-acting treatment of the riverway.

This invention provides a control method and apparatus for constant arc length welding of 1.6mm diameter aluminum alloy welding wire, relating to the field of aluminum alloy welding technology. The control method for constant arc length welding of 1.6mm diameter aluminum alloy welding wire is applied to a consumable electrode welding method, comprising multiple consecutive welding cycles. Each welding cycle includes a pulse welding period and an arc circuit detection period following the pulse welding period. The arc circuit detection period includes a wire forward feed period, a first arc detection period, a second arc detection period, and a wire retraction period. Through the synergistic effect of multi-stage speed control and current regulation, the pulse arc length is precisely maintained during the wire retraction period, achieving controllability of the droplet transfer process and arc length stability. This effectively solves the problems of arc drift, wire sticking, and poor weld bead formation in existing technologies, enabling precise control of the arc length and reducing wire sticking, thereby improving welding stability.

The application provides a small displacement non-welding shear stress measurement system and method, which comprises a parallel link structure, two probe fixing devices, an external frame and two differential pressure measurement devices; the parallel link structure comprises a top plate, a first target plate, a second target plate, a first bottom fixed plate and a plurality of circular links, the external frame comprises a structural frame, a hollow plate and two transparent acrylic plates, the probe fixing device comprises a displacement sensor with external threads, a first fixed nut, a second fixed nut and a sleeve with internal and external threads, and the two displacement sensors are used for measuring the first displacement of the first target plate in the first horizontal direction and the second displacement of the second target plate in the second horizontal direction respectively. The application simultaneously monitors the displacement of the parallel link structure in two directions by using two displacement sensors, and realizes shear stress measurement when the water flow direction changes.

The application discloses an orchard air-blast soil loosening machine, comprising a high-pressure air-blast system, which is connected with a gas storage assembly through a pipeline; the gas storage assembly comprises a gas storage tank, a soil loosening rod and an air-blast drill bit; the air-blast drill bit is centrally controlled, and a pre-splitting structure is arranged on the side wall of the end connected with the soil loosening rod; the pre-splitting metal sheet is made of elastic metal material, is arranged in a semispherical shape, and a plurality of pre-splitting micro-slits are arranged on the side wall. The orchard air-blast soil loosening machine realizes accurate protection of root systems through multi-stage structure design. The pre-splitting metal sheet is made of elastic metal material, can be unfolded from a semispherical shape under the action of high-pressure gas, and the pre-splitting micro-slits increase to form a buffer blasting area; through experimental verification, the direct damage rate of root systems can be reduced by more than 60%. The main air-blast hole is arranged obliquely, and the gas impact force can be guided to the deep soil layer in cooperation with the drill bit cone angle of 30-45 DEG, so that direct impact on the shallow absorbing roots is avoided; compared with the traditional straight-hole air-blast mode, the root system survival rate is increased to 92%.

The invention discloses a method for breeding, separating and purifying nosema bombycis, which comprises the following steps: infecting 2-year-old silkworms for 6-12 hours by using nosema bombycis with the concentration of 1.0 * 10 < 5 > spores / mL to 5.0 * 10 < 5 > spores / mL, feeding the silkworms with clean mulberry leaves until the silkworms fall asleep at 4 years old, and gradually causing pebrine death when the silkworms grow at 5 years old; the method comprises the following steps: grinding dead silkworms to prepare grinding liquid, filtering the grinding liquid, and separating out filtrate enriched with nosema bombycis; centrifuging the filtrate to obtain a precipitate which comprises grey silkworm body tissues on the upper layer and white nosema bombycis on the lower layer, shaking the centrifuge tube by using a shaking table to release the grey silkworm body tissues to supernate, pouring out the supernate, and retaining the white nosema bombycis at the bottom of the centrifuge tube. According to the method, the nosema bombycis is bred, separated and purified according to the growth rules and characteristics of the bombyx mori and the nosema bombycis, a high-quality sample can be efficiently obtained, and the nosema bombycis is high in content and few in impurity.

The utility model discloses an interception type trash holding structure for river regulation, and belongs to the technical field of river regulation, the technical scheme is that the interception type trash holding structure comprises a trash holding net, and a floating lifting assembly is arranged on the outer side of the trash holding net. The floating blocks on the two sides can enable the trash holding net to automatically adjust the height along with rising and falling of the water level by means of buoyancy, when the water level rises, the floating blocks drive the trash holding net to move upwards, garbage is prevented from crossing over the trash holding net, it is ensured that pollutants can be effectively intercepted all the time, and when the water level falls, the trash holding net also falls along with the trash holding net to continuously play an interception role. The connecting rods on the inner sides of the floating blocks are stably connected with the trash holding net, meanwhile, the floating blocks on the two sides of the trash holding net float more stably, pulleys in the guide grooves are matched with the guide rails, the trash holding net can be guided to ascend and descend stably, friction is reduced, the stability of the whole structure is enhanced, and the stability of the guide rails is improved through the balancing weight at the bottom. Therefore, the stability of the trash holding net in water is ensured.

The utility model provides an oil collecting barrel with a double-layer sleeve, and belongs to the technical field of catering oil-water separation. The problem that the water content of grease in the grease collecting barrel is too high is solved. The barrel comprises a barrel body, a water segregator and a sleeve, a barrel bottom hole is formed in a bottom plate of the barrel body, the sleeve is arranged in the barrel body and comprises an outer layer pipe and an inner layer pipe, the outer layer pipe is connected to the outer side of the inner layer pipe in a sleeving mode, the top of the outer layer pipe is connected with the water segregator, the bottom of the inner layer pipe penetrates through the barrel bottom hole, and the inner layer pipe is connected with the water segregator. A sleeve limiting ring is arranged at the bottom of the inner-layer pipe, the inner-layer pipe is connected with a bottom plate of the can body in a clamped mode through the sleeve limiting ring, an upper end opening of the outer-layer pipe is located above an upper end opening of the inner-layer pipe, a lower end opening of the outer-layer pipe is located above a lower end opening of the inner-layer pipe, and an emptying opening is formed in the lower end opening of the inner-layer pipe in the horizontal direction. The water segregator, the sleeve and the barrel bottom hole are all located on the axis of the center shaft of the barrel body. The device is mainly used for separating water from grease.

The utility model discloses a catalytic oxidation coupling efficient biological fluidized bed reactor for petrochemical wastewater treatment. The catalytic oxidation coupling efficient biological fluidized bed reactor comprises a catalytic oxidation unit and a biological fluidization unit, the catalytic oxidation unit comprises an inner tank body, a central rotating assembly, a lower material mixing cavity, an inner pipe, a liquid inlet pipe and a three-phase separator; a three-phase separator, an inner pipe and a lower material mixing cavity are sequentially arranged in an inner cavity of the inner tank body from top to bottom; the biological fluidization unit comprises an outer tank body, a central liquid baffle ring and a liquid outlet pipe; the outer tank body is sleeved on the outer side of the inner tank body, and a central liquid blocking ring is arranged in a gap between the outer tank body and the outer wall of the inner tank body. And sudden high-concentration or toxic and harmful substances are rapidly treated, and the stability and adaptability of the system are enhanced.

The application discloses a kind of weak steady-state energy conservation's coal-fired boiler calorific value correction method and device, the method includes the following steps: extracting weak steady-state parameter main parameter from the real-time data of unit operation, each main parameter is filtered in time detection window and weak steady-state condition is judged, when all main parameters meet weak steady-state judgment condition during detection, the mean value of energy conservation parameter under the corresponding detection number is output;Using the mean value of energy conservation parameter carries out boiler heat balance calculation, obtains the actual fuel heat value corresponding to current unit load;Actual fuel heat value Q net.ar The ratio COR of the original design fuel heat value Q design Of unit is used as coal-fired boiler calorific value correction amount, and the fuel quantity of unit is adjusted by coal-fired boiler calorific value correction amount;The application has the advantages that: avoid system repeated oscillation, improve calorific value correction precision.

The present application relates to complex stratum pile foundation construction technology field, disclose a kind of riprapping stratum full casing rotary and rotary drilling combined hole construction method, comprising the following steps: leveling construction ground;Pile position lofting is carried out, and guiding positioning structure is set;First section casing with grouting passage is installed on full casing rotary drilling machine, grouting passage is used for grouting;Through full casing rotary drilling machine clamping casing, drive casing press into riprapping stratum, while rotary drilling carries out soil taking;Slurry is injected by grouting passage, and riprapping body outside casing is consolidated to form annular consolidated body;The elevation difference between the soil taking surface of rotary drilling and the bottom end of casing is controlled to be within the preset range, and the following protection wall is formed;Lengthen next section casing, and connect adjacent grouting passage;Until casing penetrates riprapping layer and main sand layer and enters lower stable layer.The present application can solve the problems of difficult riprapping stratum hole forming, easy hole collapse, easy grouting leakage and easy drill sticking.

This invention discloses a reinforcement structure and construction method for reconstructing load-bearing components using prestressed porous slab openings. The method includes site survey and structural assessment; reinforcement design calculations; construction preparation and opening pretreatment; prefabrication of steel trusses and installation of grouting pipes; installation and positioning of steel trusses; installation of grouting sealing templates; grout preparation and pressure grouting; monitoring and pressure holding during grouting; curing and template removal; repair of openings on the slab surface; treatment of the slab bottom and bonding of carbon fiber cloth; and quality inspection and acceptance. This invention provides a safe, efficient, economical, and minimally impactful innovative solution for reinforcing and improving the performance of masonry structures by opening openings in prestressed porous slabs.

This utility model discloses a reaction vessel for preparing an environmentally friendly stabilizer, including a reaction vessel and a vessel cover. A mounting bracket and a stirring motor are fixedly connected to the upper end of the vessel cover. A stirrer is fixedly connected to the output shaft of the stirring motor. The reaction vessel is equipped with a material guiding mechanism, which includes multiple feeding hoppers mounted on the vessel cover. Each feeding hopper is fitted with a sealing cap, and a material guiding pipe is sleeved on the side wall of each feeding hopper. Multiple discharge holes are opened at the lower end of the material guiding pipe. This utility model, with its material guiding mechanism, reduces disturbance to powder and airflow by using a small-diameter material guiding pipe, an inclined distribution of discharge holes, and an adjustable height function, thereby reducing adhesion and waste and significantly improving raw material utilization.

The invention relates to the technical field of battery heat insulation films, in particular to a hot-pressing vulcanization and film covering all-in-one machine for battery heat insulation films, which comprises a base, a processing box is fixedly mounted on the base, a silica gel frame is placed in the processing box, conveying mechanisms are symmetrically arranged on the inner wall of the processing box, and a film covering mechanism is arranged in the processing box. A pre-pressing mechanism and a vulcanizing mechanism are arranged on the outer side of the processing box, and the upper end of the processing box communicates with a rectangular material pipe used for feeding aerogel pieces. The film laminating mechanism is arranged, a horizontal sliding rail and a driving lead screw are used for driving a sliding platform and a silica gel frame to move synchronously, a rectangular pressing head is driven by an electric telescopic rod to complete jacking, cutting and hot-pressing attaching, the silica gel frame does not need to be stopped in the whole process, it can be guaranteed that a film and a window are accurately aligned, and the efficiency bottleneck of a traditional attaching stopping technology is avoided; in addition, cutting and attaching are integrated, the equipment structure is effectively simplified, and the production continuity and the automation degree are improved.

The embodiment of the present application provides a printing environment maintaining system and method, the printing environment maintaining system comprises a forming chamber, a gas monitoring device, a gas extraction device, a gas feeding device and a control device; the gas monitoring device is arranged in the forming chamber; the gas extraction device is communicated with the forming chamber and extracts the gas in the forming chamber when working; the gas feeding device is communicated with the forming chamber and feeds the inert gas into the forming chamber when working; the control device is connected with the gas monitoring device, the gas extraction device and the gas feeding device respectively; in the process of switching the forming chamber from an abnormal environment to a micro-positive pressure environment, the control device controls the gas extraction device and the gas feeding device to work cooperatively. In the scheme, the adverse effects of impurity gas on the forming quality are reduced, and the probability of the external gas penetrating into the forming chamber is reduced; meanwhile, the micro-positive pressure environment can also avoid the airflow disturbing the metal powder due to the excessively high pressure in the forming chamber, so that the quality of the printed part is ensured.

The utility model provides a belt pulley and a clothes processing device, the belt pulley is used for being matched with a clothes processing drum of the clothes processing device, the belt pulley comprises a hub, a rim and a plurality of spokes, and the hub is provided with a shaft hole allowing a rotating shaft to be inserted; the rim is arranged on the periphery of the hub and is coaxial with the hub; the spokes are arranged between the hub and the rim, and at least the surfaces, deviating from the clothes processing drum, of the spokes are smooth surfaces in the axial direction of the belt wheel. The surface, at least deviating from the clothes processing drum, of the belt pulley is designed to be the smooth surface, friction and disturbance between the belt pulley and air during high-speed rotation can be effectively reduced, and therefore noise generated when the belt pulley cuts the air during operation is remarkably reduced.

The invention relates to the technical field of fire extinguishing control, in particular to a perfluorohexanone and hot aerosol composite synergistic fire extinguishing method and system.The method comprises the steps that in the initial response stage of a fire, fire scene multi-dimensional data in a protection area are collected in real time; wherein the fire scene multi-dimensional data comprises flame optical radiation multi-dimensional spectrum data, heat flow field vector distribution data, oxygen concentration attenuation gradient data and environment pressure pulsation data; based on the transition intensity of a free radical characteristic peak in a flame optical radiation multi-dimensional spectrum, the turbulence characteristic of vector distribution of a heat flow field is combined. According to the method, the boundary of the Stefan flow rejection effect and the Arrhenius thermal quenching effect is quantified by calculating the confrontation loss value and the synergistic interaction compensation window, and the specific interval of which the transmission gain is greater than the confrontation loss is searched on the time axis, so that the cooling capacity of the perfluorohexanone is utilized, and the transmission gain of the perfluorohexanone is improved. The inhibition peak value on the chemical activity of the aerosol is avoided, and the synergistic fire extinguishing of the two medicaments is ensured.

The utility model provides a kind of hanging air purifier, relate to air purifier technical field.A kind of hanging air purifier, comprising: shell, air inlet and air outlet are provided on shell;Support frame, support frame is set in shell, and first accommodating space is provided in support frame;Filter element, filter element is set in first accommodating space;Plasma generating device, plasma generating device is set in first accommodating space, and filter element is set between plasma generating device and air inlet;Wherein, plasma generating device includes first frame and multiple plasma generating modules set in first frame.By being provided with plasma generating device in hanging air purifier, air is further treated by sterilization, deodorization etc. after passing through physical filtration, improve purification efficiency, and plasma generating device uses modular design to use multiple plasma generating modules, facilitate flexible configuration.

The invention belongs to the technical field of engineering quality detection, and discloses a low-disturbance combined ground breaking drilling tool for engineering quality detection, which comprises a connector connected with a power end, the connector is connected with a sampling mechanism, the sampling mechanism is connected with a ground breaking mechanism, and in the engineering quality detection, low-disturbance sampling is the key to guarantee the accuracy of detection data; in engineering quality detection, low-disturbance sampling is the key of accuracy of detection data; an existing drilling tool depends on redundant assemblies, is complex in structure, high in machining and maintenance cost and large in assembly error, stress is concentrated during rotation, large-amplitude swing is prone to occurring, hole walls and soil samples are squeezed and rubbed, and the original structure of the drilling tool is damaged. According to the drilling tool, modular pure mechanical design is adopted, the structure is simplified, and cost is reduced; spiral ribs and a soil unloading groove prevent soil from being gathered and extruded, and disturbance is reduced; an air eliminating hole balances pressure, and a hinged baffle and a baffle ring are automatically closed to keep a soil sample complete; the magnetic connector and the convenient soil sampling structure improve efficiency, low-disturbance sampling is achieved in the whole process, and it is ensured that detection data are reliable.

The utility model discloses a modularized buoyancy tank platform for water operation, which comprises a buoyancy tank module and a connecting component, a plurality of connecting grooves are arranged along the peripheral side wall of the buoyancy tank module, and the connecting grooves extend from the top of the buoyancy tank module to the bottom of the buoyancy tank module; the connecting assemblies can be inserted into the two opposite connecting grooves in the vertical direction. The connecting assembly comprises a first locking piece and a second locking piece, the first locking piece is located at the bottom of the second locking piece, the second locking piece comprises a connecting block, an opening assembly and a clamping assembly, a containing cavity is formed in the connecting block, the opening assembly is arranged in the containing cavity in the vertical direction, and the clamping assembly is arranged in the containing cavity in the horizontal direction; the opening assembly is located at the top of the clamping assembly. When the modular buoyancy tank platform is assembled, the purpose of connecting the buoyancy tank modules is achieved by inserting the connecting assemblies into the opposite connecting grooves of the adjacent buoyancy tank modules, when the modular buoyancy tank platform is disassembled and assembled, the connecting assemblies are taken out of the connecting grooves after the fastening connection between the connecting assemblies and the connecting grooves is removed, and the disassembling and assembling efficiency of the modular buoyancy tank platform is improved.

The utility model discloses a sewage suction device for a swimming pool. The sewage suction device comprises a handle, a water pump assembly, a sewage collection assembly, a brush head and a buoy. The lower end of the handle is connected with the water pump assembly for handheld operation; the lower end of the water pump assembly is connected with the dirt collecting assembly, the lower end of the dirt collecting assembly is connected with the brush head, and the brush head can brush dirt at the bottom of the swimming pool. A water outlet is formed in the water pump assembly, the buoy floats in the swimming pool and is provided with a water inlet and a water outlet hole, the water outlet is connected with the water inlet through a hose, and water pumped out by the water pump assembly flows into the buoy through the hose and then is discharged into the swimming pool through the water outlet hole. According to the device, the water outlet and the cleaning area are separated through the buoy, disturbance of drained water to a water body where the cleaning head is located is effectively reduced, sediment dirt is prevented from being disturbed to float or move, and the dirt suction effect is remarkably improved.

The utility model discloses a highway roadbed compactness detection device relates to highway roadbed detection technical field, including movable frame, one side of movable frame is equipped with height adjusting mechanism, the height adjusting mechanism includes movable frame, one side fixedly connected with movable plate of movable frame, in the utility model, hydraulic cylinder work drives movable frame to remove, in turn drive movable plate and mounting frame remove, make spiral earth sampler remove downwards, can control the depth of taking earth, simultaneously drive motor work drives spiral earth sampler to rotate, obtain highway roadbed soil sample, through setting up multiple sets of taking earth mechanism and taking earth in different positions, can cover each area of roadbed, more comprehensive overall compaction condition of roadbed is reflected, avoid only from partial position and take earth and lead to one -sided evaluation of roadbed compactness, improve the accuracy of compactness detection.

The utility model relates to spraying equipment, and provides aluminum veneer spraying equipment which comprises an equipment shell, a control panel, a bottom plate, a material receiving box and the like. A control panel is arranged on one side of the front portion of the equipment shell, notches allowing materials to pass through during conveying are formed in the left side and the right side of the equipment shell, a transverse notch is formed in the upper portion of the equipment shell and used for a hanging line hanger to move and pass through, a bottom plate is fixedly arranged on the lower portion in the equipment shell, and the interior of the equipment shell is divided into two spaces which are distributed up and down through the bottom plate. A collecting box is fixedly arranged at the bottom of the bottom plate. Through cooperation of the material receiving box, the conical plate, the chip leaking groove, the connecting pipe, the flow guide pipe and the separating piece, spraying residual powder in the equipment shell is effectively cleaned and recycled, accumulation of the powder in the equipment shell is reduced, the interior of the equipment is kept clean, secondary utilization of the spraying powder is achieved, and material waste is reduced.

The invention belongs to the field of underground hydrogen storage physical simulation experiments, and particularly relates to a gas-liquid concentration real-time sampling and measuring experimental device for a high-temperature and high-pressure reaction kettle. A hydrogen cylinder, a hydrogen pump and a first two-way valve are sequentially connected in series through a pipeline, and the tail end of the pipeline penetrates through a screw hole in the upper part of the reaction kettle and is positioned above a set liquid level in the reaction kettle; a deionized water bottle, a deionized water pump, a second tee joint and a second two-way valve are sequentially connected in series through a pipeline, and the tail end of the pipeline penetrates through a screw hole in the upper part of the reaction kettle and is positioned above a set liquid level in the reaction kettle; the second tee joint is also sequentially connected with a fifth two-way valve and a gas chromatograph through a pipeline; a nitrogen cylinder, a nitrogen pump, a first tee joint and a third two-way valve are sequentially connected in series through a pipeline; the tail end of the pipeline penetrates through a screw hole in the upper part of the reaction kettle and is positioned below a set liquid level in the reaction kettle; and the first tee joint is also sequentially connected with a fourth two-way valve and a micro-fluidic chip through pipelines. The gas-phase component and ion concentration in the reaction kettle can be measured under the condition that the high-temperature and high-pressure reaction kettle is not opened.

This invention discloses a laser-flame composite cutting device, belonging to the field of laser processing technology. It includes a mounting housing, a laser module, a flame module, and a composite nozzle mounted on the mounting housing. The composite nozzle includes a first through hole and a second annular hole coaxially fitted together. The first through hole is connected to the laser module, and the second annular hole is connected to the flame module. A first on / off valve is provided on the oxygen transmission pipeline of the flame module, and a second on / off valve is provided on the gas transmission pipeline. A first transmission pipeline is provided inside the mounting housing, sequentially connecting the oxygen transmission pipeline, the gas transmission pipeline, and the second annular hole. The gas transmission path length of oxygen from the first on / off valve to the second annular hole is equal to the gas transmission path length of gas from the second on / off valve to the second annular hole. In this invention, the oxygen and gas are mixed and ejected in a basically set ratio in the laser-flame composite cutting device, ensuring precise adjustment of the flame thermal power and achieving precise control of the laser-flame composite cutting quality.

The utility model provides a kind of integrated double independent air duct refrigeration system, including box, evaporator, condenser;The evaporator and condenser are respectively installed in the two sides of box, the box on the outside of evaporator is opened outdoor air inlet, outside air enters the air duct where evaporator by outdoor air inlet, air duct is equipped with air supply fan, air supply fan pushes air to flow through evaporator;Air is sent into refrigeration area after heat exchange with evaporator;Another side of box is equipped with corresponding outdoor air inlet close to condenser, indoor air outlet is equipped opposite outdoor air inlet, outdoor air enters the air duct where condenser by outdoor air inlet, air duct is configured and installs exhaust fan, exhaust fan will wind flow flow through condenser, condenser releases heat, exhaust fan will absorb heat after hot air discharge outdoor.This new double independent air duct design avoids hot and cold air mixing, evaporator and condenser can efficiently carry out heat exchange in relatively independent airflow environment.

The utility model relates to the technical field of wastewater treatment, and particularly discloses a wastewater treatment system. Wherein the filter tank is used for preliminarily filtering impurities in liquid, the anti-disturbance sedimentation tank is used for precipitating the impurities in the liquid, and the filter device is used for removing the impurities in the liquid; the filtering tank comprises a first water outlet, a primary filtering structure which is arranged on one side of the first water outlet and is used for filtering liquid, and a suction pump which is arranged on one side of the first water outlet and is used for pumping the liquid; the anti-disturbance sedimentation tank comprises a first water inlet used for introducing liquid and an anti-disturbance device arranged at the tail end of the first water inlet, and the anti-disturbance device can reduce disturbance of water flow of the first water inlet to the liquid in the anti-disturbance sedimentation tank. According to the utility model, the production cost is reduced, and meanwhile, the rapid filtering capability is realized.

The application discloses a kind of based on electrolytic hydrogen bubble's PIV boundary layer flow field test system and test method of satellite, including integrated optical measurement module and tracer particle generation module;Optical measurement module is located in UUV interior, including laser emitter assembly, sapphire prism and the two imaging cameras of symmetrical arrangement, laser sheet light is refracted after sapphire prism and forms sheet light area on the outer surface of UUV;Tracer particle generation module includes cathode, anode and power supply unit, cathode is the platinum wire array of several platinum wires arranged along the axis of UUV, each platinum wire is located at different height from the wall surface of UUV;Power supply unit selectively energizes platinum wire and independently adjusts voltage, control the number and frequency of hydrogen bubbles generated, realize the synchronous measurement of flow field information at different thickness positions of boundary layer.The application realizes boundary layer flow field in-situ satellite measurement and synchronous fine measurement at different thickness positions under the condition of not changing the appearance of UUV, with the advantages of high integration, small flow field disturbance, high measurement efficiency.

The application relates to a full-process intelligent control method and system of a glass bead production line, and belongs to the technical field of control systems, which comprises the following steps: collecting multi-source heterogeneous sensing data, and performing preprocessing and time synchronization through an edge computing node; constructing a dynamic simulation system of the whole process of glass bead production based on a digital twin model; combining a digital twin model with a reinforcement learning agent mode to output deviations between preset quality targets, and adaptively generating a multi-actuator collaborative control strategy; evaluating indexes of generated glass beads online, and feeding back evaluation results to the reinforcement learning agent mode to realize closed-loop optimization of the control strategy; when abnormal working conditions or quality drift are detected, automatically triggering a fault tracing module based on causal reasoning, locating a disturbance source, and generating a process parameter compensation scheme, so that the whole process can maintain stable operation with high yield without human intervention; the application has the beneficial effect of improving intelligent management and control of glass bead production.

The utility model provides a kind of hydraulic engineering geological survey sampling device, it is related to hydrogeological engineering survey technical field, including cylinder, by coaxial setting upper sampling cavity, middle sampling cavity and lower sampling cavity constitute three-dimensional sampling space;Negative pressure source, it is communicated to each sampling cavity, directional negative pressure is formed when sampling.The utility model can realize high-precision stratified sampling without cross-contamination, by orthogonal distribution upper, middle and lower water inlet channel, make the water body of different depth in geological survey stationary surface water along independent path into corresponding sampling cavity, completely avoid interlayer mixing from physical structure, ensure stratified data authenticity;The utility model can optimize fluid flow, guarantee sample integrity and representativeness, the horn-shaped water inlet of anti-turbulence cover reduces flow velocity, combined with spiral guide flow channel, convert turbulent flow into stable laminar flow, reduce bubble disturbance and particulate matter settlement, significantly improve the originality of sample, meet high-precision water quality analysis demand.