28results about How to "Change flow state" patented technology

The invention relates to the technical field of photovoltaic energy storage cabinets, in particular to a safety type photovoltaic energy storage cabinet. Comprising an outer shell, a plurality of inner shells are fixedly connected in the outer shell, battery packs are detachably and fixedly connected in the inner shells, cooling fans which are symmetrically distributed are arranged outside the outer shell, each inner shell is provided with two cooling row holes which are symmetrically distributed, and the inner shells are slidably connected with two plugging frames which are symmetrically distributed. The two plugging frames on the inner shell are jointly provided with a connecting frame, the inner shell is fixedly connected with a sliding rail, an electric sliding block is slidably connected into the sliding rail, and the electric sliding block of the sliding rail is fixedly connected with the adjacent connecting frame. According to the invention, the temperatures of the plurality of battery packs during charging are respectively detected, and heat dissipation of different degrees is carried out according to different temperatures of the plurality of battery packs, so that the plurality of battery packs are at proper temperatures, cooling resources are allocated as required, energy is saved, and operation cost is reduced.

The invention discloses a method for restraining flow separation of a boundary layer on the surface of a turbine blade of an aero-engine. The method aims at solving some problems existing in an existing traditional scheme for controlling flow of a turbine of the aero-engine. Flow control is divided into active control and passive control, and a traditional passive control scheme is not flexible enough and has high dependence on flow conditions of a turbine. And an unsteady flowing environment effect is difficult to guarantee. An active control means needs input of external energy and a corresponding control loop, and is complex to realize and high in cost. Aiming at the actual condition that a blade of a high-load low-pressure turbine is objectively vibrated, a certain vibration frequency is directly applied or the original vibration condition is changed so as to avoid a certain frequency or ensure that the vibration frequency of the blade is within a certain safe and flow-beneficial interval; the flow separation on the surface of the turbine blade can be inhibited, so that the turbulence pulsation level in the separation and transition process is reduced or delayed, the total pressure loss is reduced, and the aerodynamic performance of the low-pressure turbine is improved.

The invention discloses a hydraulic oil filtering device for hydraulic equipment, and relates to the technical field of hydraulic equipment, the hydraulic oil filtering device comprises a filtering shell, the filtering shell is of a hollow cylinder structure with an open bottom end and a blocked top end, the bottom end of the filtering shell is detachably connected with a bottom cover for blocking the filtering shell, and the top surface of the filtering shell is provided with an oil inlet pipe and an oil outlet pipe capable of axially sliding along the filtering shell; the number of the filter plates is at least two, and the two filter plates are mounted in the filter shell at an interval; and the inner filter shell vertically extends downwards along the inner top wall of the filter shell. According to the multi-stage filtering hydraulic machine, the multi-stage filtering design is adopted, various impurities in hydraulic oil can be effectively removed, large-particle impurities or small-particle impurities can be fully intercepted, the impurity removing capacity is improved, it is ensured that the filtered hydraulic oil has higher cleanliness, and therefore abrasion caused by the impurities to all parts of the hydraulic machine is reduced, and the service life of the hydraulic machine is prolonged. Working precision and reliability of the hydraulic machine are improved, and service life is prolonged.

The utility model provides a water phase homogenizing tank for honey mustard sauce production, which relates to the technical field of water phase homogenizing tanks and comprises a tank body and a shaft rod, a hollow interlayer is arranged on the inner wall of the tank body, an electric heating device capable of heating the inside of the tank body is arranged in the hollow interlayer, an auxiliary device is arranged at the top end of the tank body, and the shaft rod is arranged on the shaft rod. The auxiliary device comprises a half gear and a horizontal gear, the horizontal gear is fixed at the top end of the tank body through a rotating shaft, the shaft rod can drive the pressure plate to move up and down in the tank body when rotating by means of meshing of the half gear and the horizontal gear, pressure is applied to the interior of the tank body through the pressure plate, and the pressure plate is driven to move up and down. According to the water-phase homogenizing tank, the flowing state of fluid in the tank body is changed, so that the relative movement between liquid layers is more violent, the turbulence degree is enhanced, the dissolving process is accelerated, layering of materials in the stirring process is avoided as much as possible, and the effect and efficiency of the water-phase homogenizing tank during material treatment are greatly improved.

The utility model discloses a heat conduction pipe provided with a heat dissipation core, and belongs to the technical field of heat conduction and heat dissipation. The heat conduction pipe provided with the heat dissipation core comprises a pipe body, a plurality of heat dissipation fins are arranged on the outer side of the pipe body, connecting pipes are installed at the two ends of the heat dissipation fins and the two ends of the pipe body, and connecting discs are installed on the outer sides of the connecting pipes. The heat dissipation mechanism comprises a center shaft, a heat dissipation core is installed on the outer side of the center shaft and is of a spiral structure, the outer side of the heat dissipation core is fixedly connected with the inner side of the pipe body, the multiple heat dissipation fins are distributed at equal intervals and are in a wave shape, the heat dissipation fins and the pipe body are integrally formed, and multiple flow guide holes are formed in the surface of the heat dissipation core; according to the utility model, the contact area and the retention time of a heat transfer medium and the heat dissipation core can be effectively increased, the transfer efficiency of heat in the pipe body is greatly improved, and the heat dissipation pipe has higher practical value.

The application provides a heat exchange device and a battery pack, wherein the heat exchange device comprises: a body having a first type of heat exchange flow channel and a second type of heat exchange flow channel, the second type of heat exchange flow channel being in communication with the first type of heat exchange flow channel, so that the second type of heat exchange flow channel receives heat exchange working medium flowing out of the first type of heat exchange flow channel; and a turbulence structure configured to disturb the heat exchange working medium in the second type of heat exchange flow channel; wherein the turbulence structure is arranged in the second type of heat exchange flow channel. In the embodiment of the application, the flow state of the heat exchange working medium in the second type of heat exchange flow channel can be changed by arranging the turbulence structure, the mixing effect of the heat exchange working medium in the second type of heat exchange flow channel is enhanced, the heat exchange intensity of the second type of heat exchange flow channel is improved, the loss of heat exchange efficiency caused by the change in temperature of the heat exchange working medium after passing through the first type of heat exchange flow channel is compensated, the heat exchange efficiency of the first type of heat exchange flow channel and the second type of heat exchange flow channel is balanced, and the uniformity of the temperature in different regions of the battery pack is improved.

The invention relates to the technical field of refrigeration, in particular to a low-temperature refrigerator and a refrigeration method. Comprising a shell, the shell is filled with a working medium, the shell is fixedly connected with a bearing seat, the shell is slidably connected with a first moving part and a second moving part, and a hot cavity is formed in the side, away from the bearing seat, in the second moving part; the heat dissipation plates are arranged in the circumferential direction and fixedly connected to the side, close to the heat cavity, of the shell, and grooves are formed in the heat dissipation plates at intervals; the guide mechanism is arranged in the shell and used for guiding the first moving part; and the heat preservation mechanism is arranged in the shell. The grooves are used for guiding passing airflow, so that the flow state of the airflow is changed, the contact state between the airflow and the heat dissipation plate is changed, the contact area between the airflow and the heat dissipation plate is increased, the heat exchange time between the airflow and the heat dissipation plate is prolonged, the heat dissipation effect is improved, and then the refrigeration effect of the refrigerator is improved.

The utility model discloses a wastewater pretreatment flocculant dosing device, including wastewater pipeline, stainless steel pipe, pipeline quick -operation joint, flocculant corrosion -resisting conveying pipeline and flocculant corrosion -resisting dosing pipeline, stainless steel pipe is set up on wastewater pipeline through the welding, and its outside end portion is welded fixed with one side end portion of pipeline quick -operation joint, and flocculant corrosion -resisting conveying pipeline is connected with the other side end portion of pipeline quick -operation joint with the screw thread, and the flocculant corrosion -resisting dosing pipeline is set up in the stainless steel pipe inside, and one end is connected with the screw thread of pipeline quick -operation joint end portion, and the other end is beyond the end portion of stainless steel pipe inside wastewater pipeline, flocculant corrosion -resisting conveying pipeline and flocculant corrosion -resisting dosing pipeline preferably UPVC pipe, and the end portion of stainless steel pipe and flocculant corrosion -resisting dosing pipeline inside wastewater pipeline is equipped with first elbow and second elbow respectively. The utility model discloses can effectively solve the problem of the leakage of the dosing pipe on the existing wastewater pipeline and the misflow of wastewater into the dosing pipe due to corrosion.

The invention relates to the field of heat dissipation, in particular to a low-temperature-rise local encryption type sine wave microchannel radiator which comprises a top plate and a bottom plate, the inner wall of the top plate is provided with a liquid inlet, a heat dissipation cavity and a liquid outlet, and the interior of the heat dissipation cavity is fixedly connected with a heat dissipation mechanism and a bubble eliminating mechanism. The bottom plate is provided with a plurality of groups of micro-channels corresponding to the heat dissipation mechanism; the bubble eliminating mechanism comprises a limiting assembly, an eliminating assembly is arranged in the limiting assembly, and a storage assembly is fixedly connected to the top of the limiting assembly. According to the device, the liquid inlet amount of the bubble eliminating mechanism can be adjusted according to specific working conditions, and when the temperature of a cooled part is increased, in order to maintain stable operation of the cooled part, the cooling efficiency is improved; the flow speed in the radiator can be synchronously increased, so that stable operation of heat dissipation work is guaranteed, the rising speed of bubbles under the same stroke can be relatively slow while the flow speed is increased, the height of the eliminating assembly is reduced, and cooling liquid with the bubbles can be intercepted more effectively.

The invention discloses a wind generating set blade vortex-induced vibration suppression unit, device and method.The suppression unit comprises a synthetic jet exciter, a connecting pipe and a vibration suppression accessory, the synthetic jet exciter is arranged in an inner cavity of a blade shell, the vibration suppression accessory is pasted to the suction face of the blade shell, a cavity is formed in the vibration suppression accessory, and the connecting pipe is connected with the synthetic jet exciter. An air inlet hole is formed in the lower surface of the connecting pipe, at least one rectifying unit is arranged on the upper surface of the connecting pipe, the rectifying unit is composed of an air outlet hole and a vortex generator which are matched with each other, and the air inlet hole and the air outlet hole are communicated with the cavity; and the other end penetrates through the suction surface of the blade shell and is connected with the air inlet of the suppression accessory. Through the vibration suppression unit attached to the surface of the blade, the flowing state of the surface of the blade is improved, vibration of the blade can be effectively suppressed, the blade does not need to be dismantled during normal operation, simpleness and high efficiency are achieved, and the dismantling time and the labor cost are effectively saved.

This invention relates to the field of heat exchange technology and discloses a spiral plate heat exchanger with a segmented cylinder. The heat exchanger includes a heat exchanger body, two sets of spiral plates spirally wound around each other inside the heat exchanger body, and a segmented cylinder coaxially embedded within the cavity enclosed by the two sets of spiral plates. A segmented rubber plate is fixedly installed inside the segmented cylinder. This spiral plate heat exchanger with a segmented cylinder, through the spiral wound spiral plates forming interlaced and spaced hot and cold material channels, significantly extends the fluid flow path and increases the effective contact area between hot and cold fluids, resulting in more thorough and uniform heat exchange. Simultaneously, through the synergistic effect between the adjustment mechanism and the segmented rubber plate, the curved, wavy structure formed by the segmented rubber plate actively changes the fluid flow path and state, forcing the fluid to form continuous disturbance and backflow within the channels, fundamentally improving the problems of low heat exchange efficiency and uneven heat exchange in traditional channels.

The invention discloses a scale inhibition system of a coal slurry grey water heat exchanger, which comprises a grey water pool, a pretreatment system, a grey water heat exchanger and a water treatment pool which are sequentially connected through pipelines according to a water flow direction, a return pipeline is connected between an outlet pipeline and an inlet pipeline of the grey water heat exchanger, and a scale inhibition pump is arranged on the return pipeline; the pretreatment system comprises an ion exchange resin device, an ultrasonic wave generating device, an electromagnetic wave generating device and a rotational flow device. The scale inhibition pump and the grey water heat exchanger are connected in parallel, on the premise that inflow water and outflow water flow are not affected, inflow water flow and temperature of the heat exchanger can be effectively adjusted, through cooperation of enhanced heat exchange and a pretreatment system, grey water delivery flow can be greatly increased, continuous operation time of the grey water heat exchanger can be prolonged, and it is guaranteed that the temperature of delivered grey water reaches the standard; the effective scale inhibition effect is achieved.

The invention relates to a skid-mounted produced water treatment device in the technical field of oilfield produced water treatment, the skid-mounted produced water treatment device comprises a chassis, a rotational flow air flotation tank and a box-type air flotation box, a steel frame is fixedly mounted at the top of the chassis, and the rotational flow air flotation tank and the box-type air flotation box are respectively mounted on two sides of the top of the steel frame; the pollution discharge assembly is mounted at the bottom of the rotational flow air flotation tank, the bottom of the box type air flotation box and the top of the steel frame; and the dissolved air water generating assembly is mounted on the steel frame. The device is designed to be of a skid-mounted structure and is convenient to install and transport, oil dirt and other impurities are subjected to net catching under the net catching effect of micro-bubble air-dissolved water, the treatment effect of'carpet type searching 'oil dirt and other impurities is achieved, efficient treatment performance is achieved, the flowing state of the micro-bubble air-dissolved water is changed, and the service life of the micro-bubble air-dissolved water is prolonged. Impurities such as oil dirt in produced sewage are in full contact with microbubble gas-dissolved water, the pollutant capturing efficiency is enhanced, and the working efficiency is improved.

The embodiment of the invention provides a trailing vortex turbulence device and a train, and relates to the technical field of high-speed trains. The device comprises a vehicle shell and a flow disturbing assembly, a mounting groove is formed in the vehicle shell, the flow disturbing assembly comprises a flow disturbing piece, a folding frame and a first driving piece, the flow disturbing piece is arranged on the folding frame in a foldable mode, the folding frame is connected with the vehicle shell, and the first driving piece is connected with the folding frame; and the first driving part is configured to drive the folding frame to be unfolded and folded, so that the turbulent flow part is unfolded along with the folding frame and extends out of the mounting groove or is folded into the mounting groove. According to the trailing vortex turbulent flow device, through the foldable turbulent flow piece, the overall structure of the device is simplified, the requirement for the arrangement space below the car roof is reduced, and the arrangement difficulty of the turbulent flow device is lowered.

The utility model discloses a dust blower with a noise reduction mechanism, which comprises a dust blower handle, a dust remover main body and a sound insulation inner cylinder, the sound insulation inner cylinder is fixed in the dust remover main body at the top end of the dust blower handle, and flow deflectors are fixed on the inner wall of the sound insulation inner cylinder at equal intervals. Sound absorption cotton is embedded in the inner wall of the sound insulation inner cylinder; the high-speed brushless motor is mounted in the sound insulation inner cylinder, and a turbofan is mounted at the output end of the high-speed brushless motor; the vacuum noise reduction mechanism is arranged between the sound insulation inner cylinder and the dust remover body, the vacuum noise reduction mechanism comprises a vacuum cavity, a noise reduction ring lining and semicircular energy absorption grooves, the noise reduction ring lining adheres to the portion, between the sound insulation inner cylinder and the dust remover body, of the vacuum cavity, and the semicircular energy absorption grooves are evenly distributed in the surface of the noise reduction ring lining. Through multiple noise reduction mechanisms, the noise reduction effect is improved, and noise pollution is reduced.

The present application relates to the technical field of heat sink, and discloses an energy storage device, wherein a cooling flow channel is formed in at least one wall plate of a box body, and the wall plate with the cooling flow channel is configured as a mounting surface of a heat generating component, so that the heat generated by the heat generating component can be directly transferred to the cooling liquid, the heat transfer path is shortened, and the overall heat dissipation capacity of the box body is improved. The cooling flow channel comprises a first layer flow channel and a second layer flow channel arranged along the thickness direction of the wall plate, and a flow channel partition plate with a communication structure is arranged between the two layer flow channels. The flow channel partition plate is provided with a communication structure, so that the cooling liquid can exchange between the first layer flow channel and the second layer flow channel during the flow process, thereby destroying the laminar flow state easily formed in the traditional flow channel, enhancing the fluid disturbance, and improving the heat exchange efficiency between the cooling liquid and the wall plate.

The invention belongs to the field of heat exchanger anti-scaling, and particularly relates to a heat exchanger anti-scaling device which comprises two sets of baffles, a plurality of baffles in each set are linearly arranged at equal intervals, the two sets of baffles are arranged on the upper side and the lower side in a heat exchanger shell respectively, and the two sets of baffles are staggered to form a circuitous channel for cooling water. A baffle plate in the heat exchanger is replaced by the baffle plate, when the heat exchanger works, the movable connecting frame moves on the outer side of the heat exchanger shell, the inner baffle plate can be driven to move, and the position of the baffle plate is adjusted before cooling work every time or during long-term cooling work; by means of the arrangement, the scaling speed of water in the shell of the heat exchanger is greatly reduced, follow-up operations of equipment cleaning and part replacement needed after scaling are reduced, and the service life of the device is prolonged.

The invention provides an anti-erosion conical pipe and a size determining method for the anti-erosion conical pipe, and the conical pipe comprises a first straight pipe section, a second straight pipe section, a third straight pipe section and a fourth straight pipe section which are sequentially connected in the flowing direction of fluid, and the first straight pipe section is used for being connected with an incoming flow pipe; one end of the annular pipe section is connected with the first straight pipe section, the end, away from the first straight pipe section, of the annular pipe section is folded towards the center of the annular pipe section to form a folded section, and the diameter of the annular pipe section is gradually reduced in the flowing direction of fluid; the outer wall face of the reducing pipe section is connected with the end of the turnover section, an annular channel is formed between the outer ring face of the annular pipe section and the outer wall face of the reducing pipe section, the first straight pipe section, the annular pipe section and the reducing pipe section are communicated, and the extending direction of the reducing pipe section is parallel to the extending direction of the annular pipe section; and the second straight pipe section is used for being connected with an outflow pipe. The problem that in the prior art, a conical pipe is prone to being eroded and abraded is solved.

This utility model discloses a dual-purpose (dry and wet) heat exchange tube, belonging to the field of heat exchange technology. It includes a flat heat exchange tube with straight-through S-shaped fins connected to it. A partition plate is fixed inside the flat heat exchange tube, and a baffle plate is installed inside the tube. A connecting assembly is installed at the end of the tube, and a support and protective structure is snapped onto it. Using a flat heat exchange tube in conjunction with straight-through S-shaped fins achieves both dry and wet application, reducing equipment size. The straight-through S-shaped fins have low resistance, are easy to clean with cold water, have no dead corners, and are not prone to scaling. Even if scaling occurs, it can be thoroughly removed by using a descaling agent and high-pressure water rinsing without damaging the fins. The partition plate and baffle plate inside the flat heat exchange tube can change the flow state, increase turbulence, and thus improve heat exchange efficiency. The support and protective structure provides support for the flat heat exchange tube.

The application discloses a kind of reward methods based on pipeline transportation particle deposition rate and energy consumption constraint.The method combines and constructs into reward function with key parameters such as particle deposition rate in pipeline, inlet flow rate and pipeline pressure drop, and trains neural network based on the reward function to obtain suitable control strategy, so as to achieve the purpose of reducing deposition and optimizing flow state.The application solves the problem that deposition inhibition effect and system energy consumption optimization cannot be considered simultaneously in the existing particle deposition control method in pipeline.Through the continuous interaction of artificial deep neural network and flow field numerical simulation environment, network parameters are dynamically updated, and the optimal control strategy is gradually obtained.And accordingly adjust inlet fluid velocity, change the flow state in pipe, realize the effective inhibition of particle deposition.Through the reward mechanism based on particle deposition rate and energy consumption, deposition can be effectively reduced and eliminated, flow stability is improved, and the effect of reducing deposition is better than that of traditional method.

The utility model relates to the technical field of evaporator related facilities, and one embodiment of the utility model provides an MVR horizontal gas-liquid separator which comprises a separation tank, supporting legs are arranged at the bottom of the separation tank, a driving separation assembly is arranged in the separation tank, and a filtering and discharging assembly is arranged at the inner bottom of the separation tank; a fan blade is arranged on the side wall of the stabilizing sleeve, a blowing blade is connected to the side wall of the driving main shaft, and a feeding port and a discharging port are formed in the side wall of the separating tank. According to the technical scheme, the problems that a traditional gravity type gas-liquid separator in the related technology / the prior art mainly depends on the gas-liquid density difference to achieve separation, the separation efficiency of the mode is low, the ideal separation effect is difficult to achieve under the conditions that the gas-liquid density difference is small or gas-liquid mixing is complex, and the separation efficiency is poor are solved. Although a centrifugal gas-liquid separator improves the separation efficiency to a certain extent, the centrifugal gas-liquid separator is relatively complex in structure and high in energy consumption, and the problems of abrasion and the like are easily caused in the long-term operation process.

The invention discloses a multi-stage baffling type fused salt electric heater and a fused salt heat storage system, and the multi-stage baffling type fused salt electric heater comprises a shell which is of a hollow structure; the partition plate is arranged in the hollow structure so that the interior of the shell can be divided into a first operation area and a second operation area, and the first operation area and the second operation area communicate with each other; the spiral rib electric heating pipes are arranged in two groups, one group of spiral rib electric heating pipes are arranged in the first operation area, and the other group of spiral rib electric heating pipes are arranged in the second operation area; the fused salt inlet and the fused salt outlet are both formed in the shell, the fused salt inlet is communicated with the first operation area, and the fused salt outlet is communicated with the second operation area, so that the heat exchange area between the electric heating pipe and the fused salt is increased, the flowing state of the fused salt is changed, and the overtemperature phenomenon is avoided.

The invention belongs to the technical field of three-way catalyst equipment, and discloses a noise reduction type three-way catalyst structure which is technically characterized by comprising a shell, a first ceramic carrier is fixedly mounted in an inner cavity of the shell, and a second ceramic carrier located on one side of the first ceramic carrier is slidably mounted in the inner cavity of the shell; an adjusting assembly matched with the second ceramic carrier is arranged in an inner cavity of the shell, a turbulent flow mechanism located between the first ceramic carrier and the second ceramic carrier is arranged in the inner cavity of the shell, the turbulent flow mechanism comprises a turbulent flow plate, a positioning assembly and a rotating assembly, and the rotating assembly comprises a rotating part and a driving part. The problems that at present, automobile exhaust flows in a ceramic carrier in a three-way catalyst, noise is generated when the exhaust flows at a high speed in gaps in the ceramic carrier, and the use effect of the three-way catalyst is affected are solved.

The utility model provides an anti-corrosion anti-backflow condenser for a new energy automobile air conditioner, which comprises a condenser support, a modularized anti-backflow condensation guide pipe, a steam inlet pipe orifice and a plurality of radiating fins, and the modularized anti-backflow condensation guide pipe and the radiating fins are fixedly mounted on the condenser support. The radiating fins are connected with the modularized anti-reflux condensation guide pipe, and the modularized anti-reflux condensation guide pipe is communicated with the steam inlet pipe orifice; the spiral disturbance rifling is additionally arranged in the condenser guide pipe, condensation efficiency is enhanced, refrigerant accumulation is reduced, and the backflow risk is lowered. The modularized one-way valve structure simplifies assembly and maintenance, improves expandability, enables the condenser to be more flexible and efficient, and meets different requirements of a new energy automobile air conditioning system.

The utility model discloses a potassium sulfate crystallization settling device which comprises a communicated cooling crystal cultivating device, a turbulent flow mechanism is arranged in the cooling crystal cultivating device, the turbulent flow mechanism comprises a hollow cylinder fixed in the cooling crystal cultivating device, a spiral stirring mechanism is arranged in an inner cavity of the hollow cylinder, and the spiral stirring mechanism is arranged in the inner cavity of the hollow cylinder. The spiral stirring mechanism comprises a stirring shaft and a spiral stirring blade arranged on the stirring shaft, and the stirring shaft is connected with a stirring motor arranged at the top of the cooling crystal cultivation device; the lower part of the cooling crystal cultivating device is communicated with a liquid inlet of the cooling crystal cultivating device through a circulating pump, a circulating pipeline and a first condenser; a discharging opening in the bottom of the cooling crystal cultivating device is communicated with a feeding opening in the lower portion of the settling tank, and a first vertical partition plate and a second inclined partition plate are arranged in the settling tank from bottom to top. The device is high in crystallization efficiency and sedimentation efficiency, the production efficiency of potassium sulfate is greatly improved, gas escaped in the crystallization and sedimentation process is effectively absorbed and treated, and environmental protection is facilitated.

The utility model discloses a wind field generating device which comprises a fixing frame, and a plurality of fixing plates arranged at equal intervals are arranged in the fixing frame. The plurality of connecting pieces are detachably mounted on the fixed plate; the wind power unit comprises a motor and a rotor wing, the motor is detachably installed at the end of the connecting piece, and an output shaft of the motor drives the rotor wing to rotate; the multiple wind power units are arranged in a matrix mode. And the console is electrically connected to the motors of all the wind power units through wires and can perform independent control. The wind power units which are mutually independent are combined into the wind power matrix, so that the wind field is generated; each wind power unit can be disassembled and assembled according to needs, and the wind power and the wind direction of each wind power unit can be independently controlled, so that the airflow flowing state of a local area is changed, and the complex wind field condition can be simulated. The utility model relates to the technical field of experimental equipment.

The utility model relates to a pipeline dosing device convenient to disassemble. The method is suitable for wastewater treatment. According to the technical scheme, the pipeline dosing device convenient to disassemble is connected to a waste water pipeline and is provided with a mixing pipe, the two ends of the mixing pipe are connected into the waste water pipeline, and a sleeve communicated with the mixing pipe is manufactured on the side wall of the mixing pipe; the dosing pipe extends into the mixing pipe through the sleeve, a coagulant is put into the mixing pipe through the dosing pipe, the section, extending into the mixing pipe, of the dosing pipe is arranged in the length direction of the mixing pipe, and the dosing pipe is fixedly installed on the mixing pipe through a flange structure; and the baffles are alternately arranged on the inner wall in the mixing pipe in the downstream direction of the dosing pipe.

The invention discloses an integrated flue gas treatment device which comprises a desulfurization device, a filter tube dust removal device, a denitration device and a fan which are sequentially connected through a pipeline, an inlet of the desulfurization device is connected with a flue gas conveying pipe and a desulfurization agent conveying pipe, an inlet of the denitration device is connected with a denitration agent conveying pipe, and the filter tube dust removal device comprises a shell. The interior of the shell comprises a spoiler and a partition plate, and the spoiler and the partition plate divide the interior of the shell into an air outlet chamber; a plurality of filter pipes are installed in the dust removal chamber from top to bottom at equal intervals, and a plurality of turbulent flow blocks are arranged between every two adjacent filter pipes; an air supply pipe is arranged in the air supply chamber, and a plurality of turbulent flow units matched with the filter pipes are arranged on the turbulent flow plate. The device is used for desulfurization, denitrification and dust removal treatment of flue gas, two stages of airflow disturbance mechanisms are designed in the filter tube dust removal device, dust on the surface of the filter tube can be effectively cleaned, the filtering effect of the filter tube is improved, and then the flue gas treatment effect is improved.