99results about How to "Increased disorder" patented technology

The invention discloses a wet-type electric precipitator and an electric precipitation desulfurization device comprising the same. The wet-type electric precipitator comprises anode plates, cathode rays, two cathode ray suspension frames, an insulator chamber and a cleaning water pipe, wherein multiple bending plates which extend along the vertical direction and are arranged in parallel are used as the anode plates; the multiple cathode rays are suspended between two adjacent bending plates and are bent in tendency the same as that of the bending plates; multiple barbs are fixed on each cathode ray at intervals; the two cathode ray suspension frames are respectively positioned above and below the anode plates and are used for fixing the top ends and bottom ends of the cathode rays; the insulator chamber is used for fixing the ends of the two cathode ray suspension frames; and the cleaning water pipe is arranged above the anode plates. The wet-type electric precipitator disclosed by the invention is used in the desulfurization device, is arranged between two-stage demisting layers in a desulfurization tower and is used for performing fine dust removal on flue gas subjected to primary demisting.

The invention relates to epoxy cured polyester resin used for a powdery paint having high surface decorative performance and high water resistance and a preparation method thereof. The provided polyester resin has appropriate glass-transition temperature, a prepared powdery paint film has excellent dynamic mechanical properties, high surface decoration performance and high water resistance. The polyester resin is prepared by melt phase polycondensation of the raw materials of polyol, polyprotic acid, an acidulate agent, an esterification catalyst, an anti-oxidant and a curing accelerator. The method of the polyester resin comprises the following steps: 1) the polyol is delivered into a reaction kettle at a needed ratio, rapid heating esterification is carried out, water is generated, and is removed via distillation; 2) temperature is increased gradually, and an obtained material is maintained to be clear; 3) sample examination is carried out; 4) negative pressure polycondensation is carried out; and 5) cooling is carried out, the antioxidant and the curing accelerator are added, stirring dispersing is carried out, and an obtained product is cooled, and is collected.

The invention provides an application of lactobacillus plantarum powder in regulating fat metabolism and intestinal flora of fat rats. The lactobacillus plantarum powder can reduce the in-vivo fat content, increased under induction of high-fat diet, of rats and reduce the body fat rate; the FFA content, increased under induction of high-fat diet, in serum of rats can be remarkably reduced; meanwhile, the TG content in the serum of obese rats can be reduced, and the HDL-C content is increased; the lipid metabolism function of the livers of the obese rats can be improved, and activation of a fatty acid synthesis pathway of the obese rats is inhibited; the condition of intestinal flora disorder of the obese rats can be improved, and the flora richness, flora diversity, flora structure and composition of the obese rats can be maintained; increase of relative abundance of firmicutes is inhibited; the relative abundance of bacteroides is improved; the relative abundance ratio of the firmicutes to the bacteroides in intestinal tracts of rats under the condition of high fat diet is reduced; and the similarity of intestinal flora of the obese rats and healthy rats is increased.

The invention discloses a radiator for a light-emitting diode (LED) lamp. The radiator comprises a heat dissipation base plate, small fins, large fins, a dustproof cover, air flow channels and window holes, wherein the large fins are longitudinally distributed on the heat dissipation base plate at intervals; the space between every two large fins is provided with an air flow channel; the dustproof cover is arranged above the large fins and is 5 to 10mm away from the tops of the large fins; a plurality of small fins and window holes are formed in each large fin at intervals; acute angles or right angles are formed between the small fins and the large fins in the vertical direction; distances among each row of small fins and distances among each row of window holes are 2 to 10mm from top to bottom; and the dustproof cover is connected with the heat dissipation base plate. By the radiator, the heat dissipation area is increased, the fluidity of air around the radiator in the longitudinal and horizontal directions is enhanced, and a heat exchange coefficient between a heat dissipation surface and the air is improved; and the radiator integrates a heat dissipation function, a dustproof function and a waterproof function and meets the requirement of secondary packaging of high-power LED lamps.

The invention discloses a preparation method of an asphalt-based carbon microsphere and an application of the asphalt-based carbon microsphere as a sodium ion battery electrode material, and relates to the field of sodium ion battery electrode materials. The preparation method comprises the following steps: mixing asphalt powder and a surfactant, then adding the mixture into high-temperature silicone oil, carrying out heating and keeping the temperature in an air atmosphere, simultaneously melting the mixture into spheres and carrying out surface oxidation to obtain asphalt microspheres with regular appearance and a non-melting property, then separating the asphalt microspheres from an emulsion system, washing and drying the asphalt microspheres, and finally carbonizing the asphalt microspheres at 800-1600 DEG C to obtain a final product. The electrode material shows a discharge specific capacity of 250-450 mAh*g<-1> at a current density of 50 mA*g<-1>, still has a capacity of 140-250mAh*g<-1> after circulation for 100 cycles at a current density of 1 A*g<-1>, and has a high discharge specific capacity and good cycle stability.

The invention relates to the field of lithium battery manufacturing, and particularly provides a lithium battery electrode slurry stirring processing method and lithium battery electrode slurry obtained by processing. The lithium battery electrode slurry stirring processing method comprises the following steps of (a) performing premixing: mixing a solvent and a bonder uniformly to obtain a first mixture, and mixing active substances and a conductive agent uniformly to obtain a second mixture; (b) performing primary stirring: mixing and stirring part of the first mixture and all of the second mixture to obtain a third mixture; (c) performing secondary stirring: mixing and stirring the rest of the first mixture and all of the third mixture; (d) performing third mixing; (e) performing fourthstirring; (f) performing fifth stirring; and circulating the steps (d)-(f). According to the processing method, the uniformity and stability of the electrode slurry in lithium battery production can be remarkably improved, and the uniformity of the next coating process can be improved, so that the controllability of the lithium ion battery production process and the consistency of product performance are improved.

The invention relates to the technical field of green energy, in particular to a preparation technology applicable to a hydrogen evolution cathode catalyst-oxygen-doped spherical molybdenum disulfidematerial. The synthesis process of the catalyst is simple, the safety is high, the cost is low, a large amount of oxygen-doped spherical molybdenum disulfide can be quickly synthesized, more marginalactive sites are provided, and the hydrogen evolution catalytic activity is improved. The technology comprises the steps of (1) dissolving sodium molybdate, thiourea and silicon dioxide in water; (2)transferring the mixed liquid to a reaction kettle, carrying out magnetic stirring treatment to form a uniform solution, and carrying out a hydrothermal reaction on the solution in the sealed reactionkettle; (3) separately treating a sample after hydrothermal treatment with hydrofluoric acid and sodium hydroxide, washing obtained products with deionized water and absolute ethyl alcohol several times, and drying the products overnight to obtain molybdenum disulfide with different structures.

The invention provides a polymer electrolyte membrane for lithium ion batteries. The polymer electrolyte membrane adopts low-polyether-grafted polyphosphazene polymer as the base material and comprises appropriate amount of lithium salt and doping type small-size inorganic filler introduced to the low-polyether-grafted polyphosphazene polymer. The invention further provides a method for preparing the polymer electrolyte membrane. The method comprises the following steps: dissolving the poly[bis2-(2-(2-methoxyethoxy)ethoxy)ethoxyphosphazene] (MEEEP) into a solvent to prepare a base material solution with the mass percent concentration being 2-15%, dispersing the inorganic filler doped with the lithium salt and a fast ion conductor into the base material solution to obtain the dispersed solution, pouring the dispersed solution on the membrane to form a membrane in a curtain coating manner, and performing vacuum drying to obtain the MEEEP electrolyte membrane. With adoption of the method for preparing the MEEEP electrolyte membrane, the lithium-ion conductivity and the lithium-ion transference number of the MEEEP electrolyte membrane are improved, and the electrochemistry and safety performance of the lithium ion batteries are improved.

The invention discloses application of chitosan oligosaccharide as regulating agent for regulating animal intestinal flora disturbance, the chitosan oligosaccharide, a mixture containing the chitosanoligosaccharide and corresponding application. The polymerization degree of the chitosan oligosaccharide is 2 to 20, so that the intestinal flora disturbance caused by obesity or diabetes or an unreasonable diet structure can be regulated, growth of beneficial bacteria such as Akkermansia, Bifidobacterium and Lactobacillus of an intestinal tract is promoted, and proliferation of harmful bacteriasuch as Desulfovibrio and Helicobacter is obviously inhibited. The invention provides an application method of a clinically-acceptable medicinal preparation or health-care food which is made by usingthe chitosan oligosaccharide alone or a composition prepared from the chitosan oligosaccharide and the beneficial bacteria according to a conventional process. By utilizing the chitosan oligosaccharide, prevention and control of the intestinal disturbance caused by the diabetes, the obesity and the inflammatory bowel disease have an active application value.

The invention relates to the technical field of silencers, and particularly provides a silencer which is better in noise elimination effect. The silencer comprises a silencer main body, an air inlet pipe, an exhaust pipe and a strip outer cover, wherein the silencer main body is accommodated in at least part of the strip outer cover; the strip outer cover and the silencer main body are fixed through screws; the air inlet direction of the air inlet pipe is perpendicular to the exhaust direction of the exhaust pipe; an exhaust port is formed on the strip outer cover; and the exhaust pipe is connected with the exhaust port after being bent. In the silencer, by arranging a shell, a certain silencing and heat insulation effect can be enhanced, and the silencer is more attractive in appearance;the air inlet direction of the air inlet pipe is perpendicular to the exhaust direction of the exhaust pipe, so more collision can be produced during flowing of airflow, and the disorder degree of the airflow is increased to achieve a better silencing effect; and the exhaust pipe is bent, so nearly axial waves in sound waves can be absorbed and reflected at a bending position, and the energy of the nearly axial waves can be transformed into the energy of oblique waves during bending to be easily absorbed.

The invention discloses a coagulation picture shooting device which comprises a stirrer, a reaction container and a lifting platform which are sequentially arranged from top to bottom, a high-speed camera is arranged on one side of a transparent container, and a plane light source is arranged on the other side of the reaction container; and the industrial high-speed camera is mounted on the bracket. The device is used for shooting a coagulation picture of a water sample added with a coagulant. The invention further discloses a coagulation picture shooting method and a dosing method for controlling flocculation through machine learning. According to the dosing method, flocculation images of different water qualities are classified and identified, and a function relationship between the water quality and the dosing amount of the flocculating agent is established, so that accurate dosing of the flocculating agent is realized.

The invention discloses modified carbon fiber. The modified carbon fiber is characterized by being prepared through firstly treating carbon fiber by a Soxhlet extractor steam molecule pretreatment method, and then carrying out electrophoretic deposition of chitosan to modify the carbon fiber, wherein the steam molecules are acetone and concentrated nitric acid. (1) A novel pretreatment method, namely the Soxhlet extractor steam molecule pretreatment method is proposed, and compared with a traditional solvent soaking treatment method, the novel pretreatment method has the advantages that the damage to the bulk property of CF is reduced and uniform and effective cleaning and oxidation treatment can be carried out on the surface of the CF. (2) In the electrophoretic deposition process, the CFis modified by positively charged chitosan molecules, so that the chemical activity of the surface of the CF and the disorder degree of a graphite layer are improved, the surface roughness is improved, the interface compatibility and associativity of the CF and PA6 are improved and the moisture and heat resistance and the mechanical properties of the CF/PA6 composite materials are improved.

The invention relates to the technical field of heat exchange copper tubes and particularly discloses a heat exchange copper tube provided with straight internal threads. The heat exchange copper tube provided with the straight internal threads comprises a copper tube body. A plurality of right-angled teeth are arranged on the inner side of the copper tube body in the circumferential direction. The two side edges of each right-angled tooth are a supporting straight edge and an expanding bevel edge intersecting with the supporting straight edge, wherein the extension line of the supporting straight edge passes through the center of the circle of the copper tube, the supporting straight edge is connected with the expanding bevel edge in a circular arc transmission on the top of the right-angled tooth. The addendum angle of each right-angled tooth is 45 degrees. The right-angled teeth are stretched along the axis of the copper tube to form straight racks. A straight tooth groove is formed between every two adjacent straight racks. A spiral guide groove penetrating the straight racks is formed in the copper tube body. The spiral guide groove extends from one end of the copper tube body to the other end of the copper tube body. A turbulence tooth group is further arranged on the inner side of the copper tube body, and the turbulence tooth group and the spiral guide groove extend in a double-helix shape. The turbulence tooth group comprises a plurality of turbulence tooth teeth located in the straight tooth grooves. By the adoption of the heat exchange copper tube provided with the straight internal threads, tooth patterns can be prevented from being damaged in the tube expanding process, the flowing resistance is reduced, the flowing turbulence degree is increased, the heat exchange efficiency is improved, and the heat exchange copper tube provided with the straight internal threads is convenient to machine.

The invention belongs to the technical field of filter equipment performance tests and especially relates to an experimental device for testing performance of a microfluid inertia impact filter. The experimental device comprises an air source, an aerosol generator, a microfluid inertia impact filter and an air filter which are sequentially connected, wherein an instrument is utilized to collect the aerosol concentration, the pressure and the temperature at an inlet/outlet of the aerosol generator and the differential pressure at an inlet/outlet of the microfluid inertia impact filter; the aerosol generator comprises an upper barrel body and a lower barrel body, the upper part and the lower part of the lower barrel body are respectively a cylinder and a reversed cone, an air flow inlet is arranged at the bottom of the reversed cone, a flow dividing pore plate is arranged at the top of the reversed cone, and a powder fluidizing plate is arranged at the top of the cylinder; an air flow outlet is arranged at the top of the upper barrel body, a vibrating motor and a powder storage pipe are respectively fixed to an outer wall of the upper barrel body, the bottom of the powder storage pipe is communicated with the middle part of an inclined feeding section and is communicated with the upper barrel body through the bottom of the inclined feeding section, and the top of the inclined feeding section is communicated with the upper part of the lower barrel body through a pipeline.

The invention discloses a scale bionic fuel cell bipolar plate and a fuel cell, the fuel cell bipolar plate comprises a bipolar plate body, the bipolar plate body is internally provided with a cavity,one end of the bipolar plate body is provided with a gas inlet, the other end of the bipolar plate body is provided with a gas outlet, and the bipolar plate body is internally provided with a plurality of rhombic rib structures; the rhombus rib structures and the cavity form a net-shaped flow channel, and the gas branch inlet and the gas branch outlet are communicated through the net-shaped flowchannel; and every two adjacent rows of rhombus rib structures are arranged in a staggered mode. The obtuse angle of the rhombic rib structures is set as a circular bead, and the meshy air inlet flowchannel with scaly distribution is arranged, so that the turbulence degree of the gas in the flowing process is enhanced, and the reaction gas can more effectively reach the membrane electrode throughthe diffusion layer; namely, under the condition of the same output power density, the net output of the flow field is higher, so that the reaction gas can reach the membrane electrode more effectively through the diffusion layer, and under the condition of the same output power density, the net output of the flow field is higher.

A probe for electrical test comprises a plate-shaped main portion having a base end to be attached to a support board and a tip end opposite the base end, and a probe tip portion arranged at the tip end of the main portion and having a probe tip to contact an electrode of a device under test, the main portion being made of a tenacity material. The main portion includes a conductive material extending from the base end to the tip end and at least part of which is buried within the tenacity material, and the tenacity material has higher resiliency than that of the conductive material while the conductive material has higher conductivity than that of the tenacity material. As a result, disorder of a signal provided via the probe is decreased without losing elastic deformation.

The invention discloses a centrifugal grinding device for obtaining survival single cells. The centrifugal grinding device comprises a centrifugal unit and a vibration grinding unit; the vibration grinding unit is rotationally arranged on the centrifugal unit and comprises a rotating disc; a plurality of sliding grooves are formed in the lower surface of the rotating disc; vibration mechanisms are embedded in the sliding grooves in a sliding mode; the end, close to the circle center of the rotating disc, of any vibration mechanism abuts against the outer side wall of a driving disc, and the circle center of the lower surface of the driving disc is in driving connection with a first driver; and the lower surface of the rotating disc is further provided with return mechanisms which push the vibration mechanisms to abut against and make contact with the driving disc all the time. In the grinding vibration treatment process, space motion formed by combining horizontal reciprocating linear motion, vertical reciprocating linear motion and horizontal rotating motion can be provided at the same time, so that the tissue grinding vibration environment disorder degree is high, the grinding efficiency is high, and the tissue refining period is short.

The invention belongs to the technical field of roller conveying equipment, and particularly relates to a high-temperature conveying roller assembly for ceramic part production. The high-temperature conveying roller assembly comprises a roller, a rotating shaft, a spiral blade, a supporting disc, a rotating water passing disc, a heat dissipation box, a gear ring, a first gear, a second gear, a third gear and a supporting frame. The first gear is driven by the rotating shaft to rotate, then the gear ring is driven by the second gear to rotate, and then the roller is driven to rotate; meanwhile, the rotating shaft drives the spiral blade to rotate, so that water in the roller and the heat dissipation box automatically circulates in the process that the rotating shaft drives the roller to rotate, the roller is cooled, bending deformation caused by too high local heating of the roller is avoided, and the conveying reliability of the roller is improved; and meanwhile, part of heat is transferred to the roller in the conveying process of the ceramic parts, and the temperature of high-temperature ceramic parts can be continuously transferred to the roller due to the fact that the roller can be cooled in a self-circulation mode in the rotating process, so that reduction of the temperature of the ceramic parts is accelerated.

The invention provides a cement stirring machine for municipal construction. The cement stirring machine for municipal construction comprises a stirring kettle body; a top cover is arranged at the upper end of the stirring kettle body; a heterodromous stirring assembly is arranged in an inner cavity of the stirring kettle body; the heterodromous stirring assembly comprises an upper stirring shaftand a lower stirring shaft which are arranged up and down; a rotating shell is arranged between the upper stirring shaft and the lower stirring shaft; the rotating shell adopts a hollow cylindrical structure; the lower end of the upper stirring shaft passes through the upper end of the rotating shell and is connected with an upper conical gear; the upper end of the lower stirring shaft passes through the lower end of the rotating shell and is connected with a lower conical gear; at least two side conical gears are distributed between the upper conical gear and the lower conical gear uniformlyalong a circumferential direction; and side stirring shafts are arranged on the middle parts of the outer side of the side conical gears. The cement stirring machine for municipal construction has thefollowing advantages: the rotating directions of the upper stirring shaft and the lower stirring shaft are opposite, the side stirring shafts perform autorotation when the rotating speed of the upperstirring shaft and the rotating speed of the lower stirring shaft are the same, and the side stirring shafts rotate around the central axis of the stirring kettle body while performing autorotation when the rotating speed of the upper stirring shaft and the rotating speed of the lower stirring shaft are different, so the stirring efficiency is improved.