3500results about How to "Improve uniformity" patented technology

The invention belongs to the field of thin films, and particularly discloses an atomic layer deposition method and a thin film prepared through the atomic layer deposition method. According to the deposition method, the reaction cavity, the two input pipeline systems, the outlet valve and the vacuum pump in the atomic layer deposition system are used for controlling precursor pulse deposition and inert gas purging conditions in the atomic deposition process, and the film deposition state is improved; the efficiency of purging and removing substances and impurity residues such as a precursor and a reaction product thereof is improved, the problem that the quality of a deposited film is affected by the impurity residues in a reaction system or on the surface of a sample in the film deposition process is avoided, the uniformity and compactness of film deposition and the coverage rate and conformal rate of a film on the surface of a base material hole are improved, the defects of the film are reduced, and the yield is improved. And the method can be applied to a substrate with a high aspect ratio structure to deposit the film, so that the purpose of manufacturing a large-size complicated special-shaped structure device is achieved.

An epoxy concrete stirring device is used for solving the problems that underwater epoxy repairing materials are stored in a layered mode, the mixing time is uncontrollable, and underwater operation is inconvenient. The device comprises a stirring kettle, a kettle cover and an internal partition plate, wherein the partition plate divides a cavity into an upper-layer curing agent storage area and a lower-layer mortar mixing area; a seepage mechanism is arranged in the center of the partition plate, a movable plug is in linkage with an inner wall bayonet lock through a threaded groove in the outer wall of a stirring shaft, the stirring shaft rotates to drive the movable plug to move upwards, seepage holes in the outer wall of a liquid collecting groove are opened, and controllable inflow of a curing agent into mortar is achieved; the feeding port and the discharging port are controlled to be opened and closed through a hydraulic valve, a hydraulic machine and a hydraulic clamp respectively. According to the device, advanced reaction of components is avoided through layered isolation, mixing is accurately triggered through mechanical linkage, hydraulic driving adapts to underwater operation, it is ensured that the low consistency and high uniformity of materials are kept, and the reliability of underwater repair construction and the performance stability of the materials are improved.

The invention discloses an MoE expert deployment system and method based on a wafer-level chip, and the system comprises a statistical module which is used for carrying out the statistics of expert co-activation probability distribution reflecting the cross-layer cooperative activation relation between experts in MoE and the communication demands of a calculation core on the wafer-level chip; and the clustering module is used for performing clustering based on the expert co-activation probability distribution and communication requirements by taking the minimization of communication traffic across physical regions and the minimization of intra-group communication load difference of expert groups borne by the physical regions as targets to obtain an expert grouping scheme of MoE and a physical region layout mapping scheme corresponding to wafer-level chips. According to the method, clustering can be carried out according to the cross-layer co-occurrence rule of the experts, and the experts subjected to high-frequency cooperative activation are constrained in the same physical region, so that a large amount of global communication is converted into local exchange, and the overhead of long-distance and high-delay cross-region communication is remarkably reduced. Meanwhile, load distribution is optimized in combination with communication requirements, and local hotspots are effectively avoided.

The invention relates to the technical field of fluidized bed drying, in particular to an improved fluidized bed dryer and a drying process. The drying machine comprises a material bed and a transverse moving mechanism; the bottom of the material bed is connected with a vibration source and can ventilate and dry upwards from the bottom; the transverse moving mechanism comprises a driving part assembled at the bottom of the material bed and a plurality of transverse moving beams distributed in the conveying direction of the material bed, and the transverse moving beams are slidably installed on the material bed in the width direction of the material bed. The driving piece is used for intermittently and synchronously driving the plurality of transverse moving beams and driving the adjacent transverse moving beams to reversely slide in a reciprocating manner; a plurality of first brushes and a plurality of second brushes are detachably installed on each transverse moving beam in the length direction of the transverse moving beam. Through various auxiliary drying treatments on materials and cleaning of the bed surface, the drying uniformity and sufficiency of material finished products are guaranteed, the uniformity of material particle sizes is improved, the quality of the dried material finished products is guaranteed, and follow-up stable storage is facilitated.

The present application relates to the technical field of automobile bolt plating, in particular to a hot galvanizing device for automobile bolts, which comprises a processing table, a galvanizing cylinder, a control case, a driving assembly, a lifting assembly and a hanging plate, etc., one side of the processing table is provided with a side plate, the arc-shaped groove on the side plate cooperates with the moving assembly driven by the first motor, so that the base is automatically at the lowest point in the loading and unloading stations, the galvanizing station is precisely aligned with the galvanizing cylinder, the bolts are independently hung through the annular frame, the hanging plate adopts a detachable clamping structure, the second motor drives the bolts to rotate at a constant speed, cooperates with the arc-shaped protrusions at the bottom of the galvanizing cylinder to make the bolts reciprocate and jump, and the lifting assembly controls the immersion depth of the bolts, the device solves the problems of bolt occlusion, collision and uneven plating in the traditional frame soaking process, and through the independent hanging, stable rotation and jumping design, the surface precision of the bolts and the uniformity of the plating layer are ensured.

The invention relates to the technical field of preparation of silicon carbide ceramics, in particular to an in-situ reaction sintered silicon carbide ceramic and a preparation method thereof.The preparation method comprises the following technological stages which are conducted in sequence: S1, preparation of silicon carbide slurry, specifically, organic matter precursor raw materials are weighed according to the mass content percentage to form the silicon carbide slurry; s2, vacuum grouting: injecting the silicon carbide slurry in the vacuum grouting tank into the shaping mold from the bottom of the shaping mold to form a silicon carbide green body; and S3, in-situ reaction sintering is conducted, specifically, the silicon carbide green body is placed in a sintering furnace, heating, heat preservation and cooling are conducted on the silicon carbide green body in the argon atmosphere through a segmented temperature control technology, and the silicon carbide ceramic is obtained. The silicon carbide ceramic prepared by the method disclosed by the invention has relatively high density and excellent mechanical properties.

The invention discloses an aeroacoustic wind tunnel corner noise elimination flow deflector, a flow deflector group and a design method, and belongs to the technical field of aeroacoustic wind tunnel test equipment. The corner flow deflector aims at solving the technical problems that an existing corner flow deflector cannot give consideration to aerodynamic performance and noise elimination performance, and a special shape design method and a combination application scheme are lacked. The noise elimination flow deflector is of an integrated structure formed by sequentially connecting a semi-oval front edge, a front straight section, an arc section, a rear straight section and a wedge-shaped tail edge, and key parameters of the upper profile and the lower profile are designed in an associated mode. The flow deflector set is formed by combining and installing at least two noise elimination flow deflectors according to a specific rule, and a uniform-section airflow channel is formed. According to the design method, coupling optimization of the noise elimination amount and the aerodynamic performance is achieved through a parameterized design process in combination with the Picrov formula, and the design method has the advantages of being high in noise elimination efficiency, small in aerodynamic loss and good in airflow uniformity, is suitable for a symmetric corner aerodynamic acoustic wind tunnel and can be widely applied to aerodynamic noise tests in the fields of aviation, automobiles and the like.

The utility model discloses a light-emitting car logo light shading structure and a light-emitting assembly part adopting the light-emitting car logo light shading structure. The light-emitting car logo light shading structure at least comprises a light shading plate and a double-color mask. The double-color mask comprises a central transparent sheet and a mask black sheet surrounding the central transparent sheet from the periphery; the shading plate is provided with a hollowed-out belt according to the shape needing to be marked, the shading plate covers the central transparent piece, the hollowed-out belt and the central transparent piece are in zero-interval contact in the horizontal direction to form a light-proof structure, and the central transparent piece forms a car logo light-emitting area through the hollowed-out belt. Light leakage is avoided, the uniform effect of completely avoiding light leakage is achieved, and the more uniform light emitting effect can be achieved when the lamp is lightened.

The invention relates to the technical field of fluidized beds, in particular to a fluidization coating device with pulse, stirring and double-particle triple synergy, which comprises a spray fluidized bed reactor, a fluidized bed reactor, a stirring device and a double-particle fluidized bed reactor, the gas distributor is positioned above the carrier gas inlet and is used for uniformly distributing carrier gas entering from the carrier gas inlet on the whole bed layer to form fluidized gas; the gas-liquid two-phase flow nozzle is connected with the gas supply unit and the coating liquid conveying tank and is used for atomizing the coating liquid into micron-sized small liquid drops and then spraying the micron-sized small liquid drops into the spray fluidized bed reactor; the mechanical shearing unit continuously generates local mechanical crushing on the aggregate; the pulse air inlet device is connected with the air supply unit and is used for applying periodic pulse airflow to the fluidized bed layer and breaking particle aggregation and channeling formed during initial fluidization; and the flow aiding particles and the fine powder particles to be coated jointly form a double-particle fluidization system. The problems of difficult fluidization starting, non-uniform fluidization and the like of ultrafine powder particles are solved through triple synergy of pulse, stirring and double particles.

The invention belongs to the technical field of direct-current power supply system management, and provides an independent management method for a split type parallel direct-current power supply lithium battery of bidirectional DC / DC conversion, a direct-current power supply is of a movable structure, and the system architecture of the direct-current power supply comprises a central controller and a plurality of parallel power sub-modules, the method specifically comprises the following steps: a central controller identifies a newly added power sub-module and completes system architecture configuration based on acquired state parameters of existing power sub-modules and main bus operation state data; the central controller dynamically selects a control mode and generates an execution instruction of charging and discharging power based on the number and state parameters of the power sub-modules, and controls the charging and discharging of each power sub-module; on the premise of ensuring uninterrupted power supply of the direct-current power supply, the central controller controls the lithium battery pack in the power sub-module to perform online capacity checking or activation operation. According to the invention, plug-and-play and independent control of the power sub-modules are realized through modular design.

The utility model discloses an adjustable crop uniform seeding machine which comprises a rack, a plurality of groups of discharge ports are formed in the bottom of a seed box, discharge mechanisms are arranged on the inner sides of the discharge ports, two groups of mounting frames are arranged on the inner side of the rack, the top of one group of mounting frames is connected with a driving mechanism, and the inner sides of the two groups of mounting frames are connected with a plurality of groups of mounting arms through adjusting mechanisms. A plurality of groups of installation arms on the inner side of one installation frame are all provided with seed discharging pipes and are all connected with the corresponding discharging ports through connecting hoses, and a plurality of groups of installation arms on the inner side of the other installation frame are all provided with furrow openers, uniform seed discharging can be completed through the discharging mechanism, the driving mechanism can drive the installation frames to ascend and descend so as to adjust the furrow opening depth, and the furrow opening depth can be adjusted. The spacing between the seed-metering pipe and the furrow opener can be adjusted through the adjusting mechanism so as to adapt to the planting line spacing of different crops, so that through the structure, the flexible adjustment of the seeding line spacing and depth is realized, the planting requirements of various crops can be met, and the seeding applicability and uniformity are improved.

The invention discloses a multi-unmanned aerial vehicle cooperative search method based on dynamic region division and a multi-constraint virtual force field, and aims to solve the problems of low search efficiency, unbalanced load, difficulty in guaranteeing the motion safety of multiple unmanned aerial vehicles and the like in multi-unmanned aerial vehicle coverage search. Firstly, a task area, an unmanned aerial vehicle kinematics model and a sensor sensing model are constructed; then, dynamic region division is carried out based on a weighted Voronoi diagram, the search progress of the unmanned aerial vehicle, the responsibility region area and the obstacle distribution condition are comprehensively considered, and self-adaptive balancing of task loads is achieved; and selecting a target point based on a utility function, and finally designing a multi-constraint virtual force field control method consisting of target attraction, obstacle avoidance force, regional barrier force and exploration force, generating an expected speed meeting speed constraint and obstacle avoidance requirements, and realizing stable and efficient coverage search. The result shows that the multi-machine collaborative search efficiency can be effectively improved, and the method is suitable for disaster search, routing inspection monitoring, autonomous detection in a complex environment and other scenes.

The invention belongs to the technical field of path planning and robot motion planning, and particularly relates to a multi-strategy fusion improved RRT * sampling planning method and device and a storage medium, and the method comprises the steps: constructing a dual-search tree through a starting point and a target point in a three-dimensional working space, and selecting a to-be-expanded search tree through a random mode; halton-Bridge mixed sampling is adopted to generate sampling points, so that the global coverage uniformity is improved, and the narrow channel sampling capability is enhanced; calculating the dynamic step length of the exponential decay based on the local obstacle proportion; adopting a hierarchical guidance expansion strategy, preferentially expanding towards a target, introducing an improved artificial potential field to guide expansion when the expansion fails, and taking the bottom with random expansion; performing RRT * neighborhood father node reselection and reconnection optimization on the new node; greedy pruning, self-adaptive interpolation and cubic B-spline smoothing are carried out on a path after the double trees are connected, and an executable smoothing track is output; according to the scheme, planning efficiency, success rate and path quality are improved.

The invention relates to the technical field of container houses, and discloses an intelligent environment control system for a container house, a temperature acquisition module deploys temperature sensing nodes in a plurality of temperature control areas divided in the vertical direction of the container house, and obtains the internal air temperature value and the envelope surface temperature value of each temperature control area; the model construction module determines a thermal resistance characteristic coefficient according to the surface temperature value and the internal air temperature value of the enclosure structure, determines a ventilation heat exchange coefficient according to the ventilation flow value and the internal and external temperature difference, and constructs a dynamic thermal resistance model based on the thermal resistance characteristic coefficient and the ventilation heat exchange coefficient; a deviation analysis module performs deviation analysis on the internal air temperature value and a preset target temperature field to obtain a temperature field deviation degree, and calculates a temperature control demand level; the temperature control module generates a cooperative control sequence of variable frequency air conditioner power adjustment and ventilation device opening adjustment according to the temperature control requirement level and a preset energy consumption constraint condition, and the uniformity, comfort and energy efficiency of temperature control of the container house are improved.

The application discloses a gallium oxide vertical device and a preparation method thereof. The gallium oxide vertical device comprises an epitaxial structure, a cathode and an anode matched with the epitaxial structure, the epitaxial structure comprises a heavily doped n-type Ga2O3 substrate, a lightly doped n-type Ga2O3 drift region, an interlayer and a p-type nitride epitaxial layer which are sequentially stacked, the lightly doped n-type Ga2O3 drift region, the interlayer and the p-type nitride epitaxial layer form a p-i-n structure, the cathode forms an ohmic contact with the heavily doped n-type Ga2O3 substrate, and the anode forms an ohmic contact with the p-type nitride epitaxial layer, wherein the material of the interlayer is an Al-containing compound, and the surface layer region of the lightly doped n-type Ga2O3 drift region close to the interlayer also has Al elements, the Al elements are diffused into the lightly doped n-type Ga2O3 drift region in the bonding process under high pressure.

The application relates to the technical field of infrared emission tube row production equipment, and discloses an infrared emission tube row discharging and stacking mechanism, which comprises a shell and a material collecting frame. Two vertical plates are fixedly connected with mounting seats at the upper ends, the mounting seats are fixedly connected with four positioning columns arranged in a rectangular array at the upper ends, the bottom end of the material collecting frame is provided with four positioning grooves arranged in a rectangular array, one side of the material collecting frame is fixedly connected with two guide rods arranged in a mirror image, one end of the material collecting frame away from the guide rods is fixedly connected with a handle, the upper end of the shell is fixedly connected with a conveying groove body, and one side of the conveying groove body is fixedly connected with a photoelectric sensor. The infrared emission tube row discharging and stacking mechanism is characterized in that the positioning columns on the mounting seats are matched with the positioning grooves at the bottom end of the material collecting frame, the accurate positioning and stable placement of the material collecting frame on the mounting seat are realized, the position of the material collecting frame is accurate and correct in the subsequent discharging and stacking process, and the stacking quality and product integrity are guaranteed.

This invention discloses a flue gas denitrification device and method for thermal power plants. The flue gas denitrification device includes: a primary cyclone separator, a secondary electrostatic precipitator, a denitrification tower, a steam heating assembly, and a control module. The secondary electrostatic precipitator is located downstream of the primary cyclone separator in the flue gas flow direction. The denitrification tower is connected to the secondary electrostatic precipitator via a conveying pipe. One end of the conveying pipe is connected to the outlet of the secondary electrostatic precipitator, and the other end is connected to the inlet of the denitrification tower. A temperature sensor is installed on the conveying pipe. The steam heating assembly is used to introduce steam into the conveying pipe. According to this invention, the flue gas denitrification device for thermal power plants effectively removes large and fine dust particles, eliminates the risk of dust clogging and poisoning of the denitrification catalyst, improves the uniformity and efficiency of the denitrification reaction, and avoids dust clogging of the atomizing nozzles, thereby improving denitrification efficiency.

This invention relates to the field of laser special light source technology, and provides a laser-driven white light source device, which includes a laser source, an optical system, a gas-loaded structure, and a high-voltage driving component. The laser source is suitable for providing a laser beam; the optical system is suitable for focusing the laser beam; the gas-loaded structure is located on the side of the optical system away from the laser source, and the center of the gas-loaded structure corresponds to the focusing area of ​​the laser beam; the high-voltage driving component is suitable for igniting plasma within the gas in the gas-loaded structure; wherein, the gas-loaded structure has a gas carrier incident surface and a gas carrier exit surface arranged opposite each other along the propagation path, and the curvature of the gas carrier incident surface and the gas carrier exit surface is constant in the direction perpendicular to the propagation path. This application can reduce the generation of aberrations, thereby reducing the size of the emitting point and resulting in better consistency of the emitting point; at the same time, the uniformity of white light output and the spectral radiance are also better.

The invention provides a melamine resin powder toughening granulation method and granulation equipment thereof, and relates to the technical field of thermosetting resin.The melamine resin powder toughening granulation method comprises the following preparation processes that firstly, thermoplastic resin powder is added into a solvent to prepare a thermoplastic resin solution; 2, wrapping inorganic rigid particles with a thermoplastic resin solution to obtain a mixture; 3, the mixture is subjected to spray drying and ground into superfine powder, and then the superfine powder is mixed with melamine powder to obtain composite particles; step 4, adding carboxymethyl cellulose and zinc stearate into the composite particle material, and carrying out double-roller pressing by virtue of a pelletizer, so as to obtain a flaky material; step 5, crushing and granulating the flaky material to obtain granules; sixthly, screening the particles through a screen to obtain finished particles; and 7, re-granulating the unqualified material until qualified uniform melamine resin particles are obtained. Through the technical improvement of the three steps of wrapping, spray drying and grinding, on the basis that the toughness and the flowability of the obtained granules are improved, the uniformity of products formed by compression molding is good.

The application relates to a pit mud preparation system, which comprises a feeding device through which pit mud is fed, a first cutting device which cuts the pit mud, a first conveying device, a second cutting device which cuts the pit mud again, a second conveying device, a first stirring device which stirs the pit mud after adding water, a granulating device which prepares the pit mud into strips, a third conveying device, a second stirring device which stirs the pit mud again after adding water, and a forming box. The application can improve the uniformity of the pit mud when the pit mud is cut through the first cutting device and the second cutting device. The pit mud is stirred twice through the first stirring device and the second stirring device, and the pit mud is granulated again through the granulating device between the two times of water stirring, so that the soaking effect of the pit mud is improved, the phenomenon that the pit mud is dry and wet after water stirring is avoided, the stirring effect of the pit mud is guaranteed, and the quality of the prepared pit mud is guaranteed.

The application relates to the technical field of film drying, and discloses a drying and forming device for films, which comprises a shell, two groups of cooling cylinders are rotatably installed in the opposite inner walls of the shell, rotary joints are installed at the two ends of the two groups of cooling cylinders, connecting pipes are installed on the sides, away from the corresponding cooling cylinders, of each rotary joint, and the two cooling cylinders are staggeredly arranged, the two groups of staggeredly rotating cooling cylinders are arranged in the shell, drying mechanisms are arranged on the two sides of the corresponding cooling cylinders, and the film material can be subjected to regional and adjustable drying treatment during movement; when the film passes through the staggeredly arranged cooling cylinders, film sections with different thicknesses can obtain differential heat dissipation effects due to the difference in contact area with the cooling cylinders; in cooperation with the drying mechanisms, the thin-wall region can be prevented from being damaged due to excessive heating, and the thick-wall region can be ensured to be fully dried, so that the uniformity and yield of film material drying and forming are improved, and the problem of poor adaptability of traditional devices to film thickness changes is effectively solved.

The application relates to the technical field of machining equipment, in particular to a deep drilling device for elbow curved rods, which comprises an assembling shell, a hydraulic cylinder is embedded at the top end of the assembling shell, a pressing mechanism is connected to the power output end of the hydraulic cylinder, and a sliding groove is arranged on the abutting surface of the assembling shell and the pressing mechanism. The winding equipment body winds and unwinds the cable, so that the electromagnet connected with the connector through the thread is penetrated into the rod piece. When the hydraulic rod drives the inclined block to press and bend the rod piece, the bearing capacity is improved through the support of the electromagnet, so that the excessive pressing and bending of the rod piece is avoided, the deformation of the rod piece is avoided, the product quality is affected, the electromagnet is connected with the connector through the thread, the electromagnet is convenient to disassemble and assemble, the electromagnet with the diameter size suitable for the rod piece is replaced, the applicability is improved, the rod piece is conveniently attracted after the electromagnet is electrified through the cable, the sliding condition is avoided, the pressing and bending quality is affected, when the electromagnet is not worked, the connector is tightened in the connecting hole through the winding equipment body, and the rod piece is conveniently placed and corresponds to the electromagnet.

The application discloses a kind of air-cooled fuel cell humidification systems and its control method, solve the problem of air-cooled stack humidification system structure complex, uneven gas intake in prior art.The application includes humidification cavity with water injection port and gas outlet;First homogenizing cavity is used to flow through gas and guide;Second homogenizing cavity is arranged on the first homogenizing cavity;Fan is arranged on the first homogenizing cavity for conveying gas into the first homogenizing cavity;Moisture guide mechanism one end is connected with gas outlet, the other end is connected with the first homogenizing cavity;Air-cooled stack is arranged on the second homogenizing cavity gas outlet end;Controller is connected with fan, moisture guide mechanism and air-cooled stack respectively.The application is controlled by fan, moisture guide mechanism, air-cooled stack and controller cooperation, controller controls the operating power of fan and moisture guide mechanism according to the power of air-cooled stack, to control the humidification amount of air-cooled stack, reduce the performance attenuation of air-cooled stack, improve the stability of air-cooled stack.

The utility model relates to the technical field of plastic particle processing, in particular to a drying device for a plastic granulator, which comprises a drying box, and a conveying mechanism and a shifting mechanism are mounted in the drying box. A plurality of fixing rods are arranged in the water mechanism, so that plastic particles falling on water filtering plates are dispersed, the plastic particles are prevented from being gathered, the plastic particles make full contact with the water filtering plates for dehydration, and under the action of the two water filtering plates, the flowing path of the plastic particles in the vibration water removal process is prolonged; meanwhile, plastic particles on a water filtering plate are prevented from directly sliding into the drying box, it is guaranteed that the plastic particles are fully vibrated, meanwhile, under the action of a guide plate and two pieces of absorbent cotton, the plastic particles subjected to vibration water removal are wiped again and then guided into the drying box, water retention on the surfaces of the plastic particles is avoided, and the drying effect is improved. And therefore, water on the surfaces of the plastic particles fully falls off, and the drying uniformity and drying efficiency of the plastic particles are improved.

The invention discloses a micromotor-driven distributed turbulent flow pumpless liquid cooling device for space thermal control. The micromotor-driven distributed turbulent flow pumpless liquid cooling device comprises a pipeline body and an impeller pump, the impeller pump comprises an impeller with the outer diameter being D and capable of actively rotating. When the impeller pump is used for overall heat dissipation of a single small-size electronic element, one impeller pump is arranged in the cooling flow channel at the position 0.5 D-1. 5D away from the upstream of the small-size electronic element; when the impeller pump is used for eliminating the hot spots of the large-size electronic element, one impeller pump is arranged in the cooling flow channel at the position 0.5 D-1. 5D away from the upstream of each hot spot to be eliminated. An external pump is removed, and the impeller pump is arranged in the cooling flow channel, so that on one hand, a cooling working medium is pumped, on the other hand, a turbulent flow effect is achieved on the cooling working medium, a boundary layer is broken, and the heat dissipation effect is improved. In addition, for a large-scale heat dissipation scene, a plurality of impeller pumps can be arranged in the cooling flow channel in an array mode, the impeller pumps can be placed at local hot spots in a targeted mode, targeted heat dissipation is achieved, and the heat dissipation efficiency and uniformity are further improved.

This application belongs to the field of semiconductor processing technology, specifically relating to a backlight reflective layer printing device and its application. This application effectively controls the vibration generated during the printing process by optimizing the mechanical structure and position design of the frame, support plate device, and multi-axis spindle, reducing the deviation between the actual operating path and the planned path of the piezoelectric jet valve. This significantly improves the stability of the piezoelectric jet valve operation and the printing accuracy. Furthermore, this application, by setting up a micro-adjustment device, a positioning system, an inkjet calibration system, and a needle alignment device, and utilizing their coordinated relationship, can precisely correct printing parameters such as the jetting position or jetting volume of the piezoelectric jet valve. Therefore, based on the aforementioned stable printer body structure, the coating quality of the backlight reflective layer obtained by piezoelectric jet printing will be further improved. Thus, the backlight reflective layer prepared using this invention has better thickness uniformity and a better reflective effect.

This utility model discloses a water-cooling system structure and a power battery system suitable for batteries, including a shunt pipe and a manifold pipe, with several water-cooling plates disposed between the shunt pipe and the manifold pipe; one end of each water-cooling plate is connected to the shunt pipe via an inlet pipe, and the other end is connected to the manifold pipe via an outlet pipe; the manifold pipe includes a return water pipe and a connecting pipe, with a first connection port and a second connection port on both ends of the connecting pipe, the first connection port communicating with one end of the return water pipe, and the second connection port communicating with the other end of the return water pipe; the connecting pipe is provided with a baffle structure for isolating the liquid flow in the connecting pipe, the baffle structure being located between the first connection port and the second connection port and adjacent to the second connection port; the bottom end of the shunt pipe is connected to an inlet pipe with a quick-connect water inlet connector, and the bottom end of the manifold pipe is connected to an outlet pipe with a quick-connect water outlet connector. This solves the problem of large temperature differences and high temperatures in existing locomotive battery water-cooling systems, which directly affect the battery system's lifespan.

This invention discloses an ultraporous glassy current collector with pre-solvation function and its preparation method, belonging to the field of electrochemical energy storage interface engineering technology. The current collector includes a metal substrate and a glassy interface layer formed on the surface of the metal substrate. The glassy interface layer is formed by in-situ transformation of a metal-organic coordination precursor on the metal substrate surface through melt heat treatment and rapid cooling. It has an amorphous structure, an ultraporous structure, and contains unsaturated coordination sites; preferably, the ultraporous structure has ink bottle-like pore size characteristics. The glassy interface layer can regulate the interfacial behavior of solvated alkali metal ions, improving the migration and deposition state of alkali metal ions. This current collector is suitable for electrodeless lithium metal batteries, electrodeless sodium metal batteries, and electrodeless potassium metal batteries, and can be used to improve the initial coulombic efficiency and cycle stability of the battery.

This application provides a GGNMOS structure and its fabrication method. The structure includes: a P-type substrate having a P-well and two lightly doped drain regions spaced apart within the P-well; a source; n first heavily doped regions spaced apart; m second heavily doped regions spaced apart; a first gate structure covering the P-type substrate between the two lightly doped drain regions and a portion of the surface of the two lightly doped drain regions; and a second gate structure located on the lightly doped drain regions spaced between the n first heavily doped regions. The first heavily doped regions and the lightly doped drain regions spaced between the first heavily doped regions constitute alternating heavily and lightly doped drains, where m is an integer greater than or equal to 1, n is an integer greater than or equal to 2, and m < n. By controlling the feature size of the second gate structure, the trigger voltage of the GGNMOS structure is reduced, improving the controllability of its fabrication and enhancing the uniform conduction and robustness of the ESD device array.

The utility model belongs to carton conveying technical field, concretely relates to a kind of carton conveying device that can automatically branch, including base and the feed channel being set on base, the balance wheel conveying mechanism is arranged on base;Further include: adjusting mechanism, the adjusting mechanism is set below feed channel;Detection probe, the detection probe is set on adjusting mechanism, angle conversion is carried out by adjusting mechanism to drive detection probe, the carton conveying device that can automatically branch, through the adjusting mechanism below feed channel, drive detection probe to adjust angle flexibly, the position and posture before carton enters feed channel are monitored in real time, through the balance wheel conveying mechanism on base, both can realize the conventional transport of carton, and carton can be completed plane rotation by different direction conveying force.