70results about How to "Increase the wetted area" patented technology

The invention discloses a liquid crystal device and relates to the field of liquid crystal display. The liquid crystal device comprises sealant, a protective film OC, a black matrix layer BM, a colored film substrate, a protective layer PVX and an array substrate, wherein the protective film OC, the black matrix layer BM and the colored film substrate are sequentially positioned above the sealant; the protective layer PVX and the array substrate are sequentially positioned below the sealant; a first groove or a first through hole is arranged above the protective film OC; the upper part of the sealant is positioned in the first groove or the first through hole; and/or, a second groove is arranged above the protective PVX, and the lower part of the sealant is positioned in the second groove. According to the liquid crystal device and the manufacture method, the hole or the groove is arranged on the upper structure (protective film OC and/or black matrix layer BM) or the lower structure (protective layer PVX) of the sealant, therefore, the height of a glue pouring space is increased, so that the wetted area of the sealant is increased, the binding power of the liquid crystal device is improved, and as a result, a narrow-side frame liquid crystal panel can be manufactured through common materials and equipment under common technologies, and the production cost is reduced.

An improved sleeve bearing for locomotive traction motor that provides additional lubrication over and above that of the one central wick currently used. The sleeve bearing is provided with a recirculation system comprised of either at least two additional wicks located near the 6:00 operating location or multiple oil communication and delivery grooves passageways communicating with the oil flinger grooves placed for the purpose of collecting and providing a mechanism for providing additional lubrication for extending the oil-wetted envelope available for supporting the truck-axle journal in the axial direction.

Belonging to the technical field of sewage recycling treatment, the invention relates to an integrated device and method for efficient magnesium ammonium phosphate crystallization and solid-liquid separation. A mixed reaction crystallization zone is connected to water intake pumps; a solid-liquid separation zone is disposed between an inner cylinder and an outer cylinder; a buffer zone is under the mixed reaction crystallization zone; an MAP sludge zone is disposed in a cone at the bottom of a reactor, and the bottom is connected to a large aperture valve; a water outlet zone is arranged at the top of the reactor, and employs an overflow water discharge way. The reactor operation includes crystallization reaction and solid-liquid separation processes. The reactor device adopts rapid mechanical stirring way to accelerate crystallization reaction, thus improving the reactor treatment capacity; at the same time, a baffled continuous flow treatment way with the same inflow and outlet waterdirection is employed to prolong the flow path of materials in the reactor, so that the crystallization reaction and solid-liquid separation process can be more complete; by setting an inclined platein the solid-liquid separation zone, efficient solid-liquid separation can be achieved, and MAP loss and secondary pollution can be avoided during water discharge.

An improved sleeve bearing for locomotive traction motor that provides additional lubrication over and above that of the one central wick currently used. The sleeve bearing is provided with a recirculation system comprised of either at least two additional wicks located near the 6:00 operating location or multiple oil communication and delivery grooves passageways communicating with the oil flinger grooves placed for the purpose of collecting and providing a mechanism for providing additional lubrication for extending the oil-wetted envelope available for supporting the truck-axle journal in the axial direction.

The invention discloses a battery material, a battery pole piece, a preparation method of the battery pole piece and a battery. The battery material comprises a battery active material, a fibrosis binder and a hot-melt high polymer material, and the softening point temperature of the hot-melt high polymer material is 90-180 DEG C. The fibrosis binder and the hot-melt high polymer material are matched for use, so that the subsequent bonding between the battery active material and a current collector and the full contact between the battery material and the electrolyte can be realized at the same time, and the bonding performance and the electrochemical performance of the prepared battery pole piece are further improved at the same time.

The invention provides a preparation method for nano-hydroxyapatite. The preparation method for nano-hydroxyapatite is characterized in that the gravitational method and the chemical precipitation method are combined, and nano-hydroxyapatite is prepared efficiently. Through the control over reaction conditions such as the solution concentration, the solution flow quantity, the reaction temperature and the rotating speed of a rotating packed bed, and then the nano-hydroxyapatite is prepared. The preparation method for nano-hydroxyapatite has the advantages that the production efficiency is high, the cost is low, the equipment is simple, and the technology is stable.

A Francis pump-turbine includes a runner provided with runner blades arranged around in a circumferential direction of a main shaft of the runner, each of the runner blades being supported by a band at a bottom side thereof in a blade height direction and supported by a crown at a head side in the blade height direction, in which the runner blade is formed, at a trailing edge thereof, with a curved portion expanding to the main shaft when the turbine is in operation, the curved portion has a maximum point with respect to a straight line connecting a crown-side trailing edge connecting end at which the trailing edge and the crown are connected and a band-side trailing edge connecting end at which the trailing edge and the band are connected, and an angle a formed by a straight line connecting the maximum point and the crown-side trailing edge connecting end and a straight line connecting the maximum point and the band-side trailing edge connecting end is set to be within a range of α≦150°.

The invention discloses an evaporative cooling type water chilling unit system and an air conditioner, and belongs to the field of air conditioners. The evaporative cooling type water chilling unit system comprises a compressor, an evaporative condenser, a drying filter, an energy saving device, a falling film evaporator and a control system, wherein an exhaust opening of the compressor communicates with an inlet of the evaporative condenser through a first pipeline; an outlet of the evaporative condenser communicates with an inlet of the drying filter through a second pipeline and further communicates with a cooling inlet of the compressor through a sixth pipeline; an outlet of the drying filter communicates with an inlet of a main liquid pipe of the energy saving device through a third pipeline, an outlet of the main liquid pipe of the energy saving device communicates with an inlet of the falling film evaporator through a fourth pipeline, an outlet of the falling film evaporator communicates with an inlet of the compressor through a fifth pipeline, an exhaust outlet of the energy saving device communicates with the inlet of the compressor through an eighth pipeline, and the compressor is electrically connected with the control system. According to the scheme, the evaporative cooling type water chilling unit system and the air conditioner are good in heat transfer performance, high in evaporating intensity, free of rising of the boiling point caused by a static pressure head and high in heat exchange efficiency.

A blended wing body aircraft having an interior cabin with a usable volume of at most 4500 ft³ and a cabin aspect ratio of at most 4, wherein a combination of the wings and center body has a wetted aspect ratio of at least 1.7 and at most 2.8. Also, a blended wing body aircraft having an interior cabin with a usable volume of at least 1500 ft³ and at most 4500 ft³ and a cabin aspect ratio of at least 2 and at most 4, wherein a combination of the wings and center body has a wetted aspect ratio of at least 1.9 and at most 2.7. Also, a blended wing body aircraft wherein at least each profile section having normalized half-span values from 0 to 0.3 has a leading edge having a normalized height having a nominal value within the range set forth in Table 4.

A blended wing body aircraft wherein at least each profile section corresponding to the normalized half-span values from 0 to 0.2 has a thickness ratio having a nominal value within the range set forth in Table 1. Also, a blended wing body aircraft wherein at least each profile section corresponding to the normalized half-span values from 0.15 to 0.3 has a normalized chord having a nominal value within the range set forth in Table 1, and wherein a ratio between a maximum thickness of the center body and the chord length along the centerline has a nominal value of at least 16%. Also, a blended wing body aircraft wherein a region of the aircraft defined by normalized half-span values from 0.1 to 0.2 has a normalized chord having a dimensionless rate of change from −3.5 to −5.1, and a thickness ratio having a rate of change from −0.27 to −0.72.

A sector-shaped liquid collection disc capable of containing multiple materials comprises a disc body, lug plates, a locating plate and a spacing plate. The disc body is in a conic ring shape and comprises an inner ring plate, an outer ring plate, two side plates and a bottom plate; the inner ring plate and the outer ring plate are obliquely arranged in the vertical direction, so that the cross sectional area of the upper portion of the disc body is larger than that of the lower portion of the disc body, and the size of the outer ring plate in the length direction and the size of the outer ring plate in the height direction are both larger than those of the inner ring plate; the two side plates are vertically arranged; and the lug plates are located on the upper edges of the side plates. The liquid collection area is increased due to the design manner that the upper portion of the disc body is wider than the lower portion; the spacing plate is arranged in the disc body to divide the disc body into regions, the liquid collection disc can collect the chemical materials of different types, and waste does not need to be poured frequently; and the locating plate and the lug plates are designed so that the liquid collection disc can be placed stably, and the situation that the materials are poured accidently is eradicated.

The invention relates to the field of lithium ion batteries and discloses a lithium iron phosphate power lithium-ion battery. A positive electrode material is prepared from, by weight, 94-96 parts oflithium iron phosphate, 3-5 parts of a positive electrode conductive agent, 1-3 parts of a positive electrode adhesive and 10-20 parts of a dissolving agent. A negative electrode material is preparedfrom, by weight, 94-96 parts of a negative electrode granular material, 0.9-1.2 parts of a negative electrode conductive agent, 2-2.4 parts of a thickening agent and 2-2.4 parts of a negative electrode adhesive. The negative electrode granular material has a core-shell structure, artificial graphite serves as a core material, and amorphous carbon serves as a shell material. The positive electrodematerial and the negative electrode material are well matched, and the negative electrode material is low in granularity, high in uniformity and attachment on copper foils and low in contact internalresistance. After the positive electrode material and the negative electrode material are made into the lithium ion batteries, internal resistance of the batteries can be reduced while low-temperatureperformance, high-temperature performance and cycle performance of the batteries can be improved.

The invention relates to the technical field of ships, and discloses a half-small waterplane area catamaran which comprises two sheet bodies connected through a connecting bridge, each sheet body comprises a submerged body and a slipway which are oppositely arranged, and each submerged body is connected with the corresponding slipway through a stand column. The sheet body is sequentially provided with a square tail part, a square tail transition half-small waterline face part and a small waterline face part in the length direction of the sheet body, the length of the square tail part is L1, the length of the square tail transition half-small waterline face part is L2, the length of the small waterline face part is L3, and L1: L2: L3 is 1: 1.4: 1.2-1: 1.8: 1.6. According to the catamaran, the sheet bodies of the catamaran are sequentially arranged to be the square tail part, the square tail transition half-small waterplane middle part and the small waterplane head part in the length direction of the catamaran, so that a small waterplane ship form technology with excellent seaworthiness is integrated on the basis of a conventional high-speed ship form, the motion response amplitude of the catamaran is reduced, and the stability of the catamaran is improved. And the seaworthiness and comfort of the ship form are improved. Meanwhile, the square tail design can increase the wetting area of the tail sealing plate, and the resistance performance is improved.

The embodiment of the invention discloses a bipolar plate for a fuel cell, which comprises a cathode reaction flow field, a first fuel notch and a second fuel notch, wherein the cathode reaction flow field comprises a main reaction flow field located in the middle and two flow guide flow fields located at the two ends of the main reaction flow field, wherein each flow guide flow field comprises a plurality of flow guide flow channels, one flow guide flow field is communicated with the first fuel notch and the main reaction flow field, the other flow guide flow field is communicated with the second fuel notch and the main reaction flow field, and the multiple flow guide flow channels are in a radial shape diverging towards the main reaction flow field by taking the first fuel notch or the second fuel notch as a starting point. According to the invention, the fuel can be fully distributed on the whole cathode reaction flow field, and all the fuel entering the reaction flow field participates in electrochemical combustion reaction, so that the electrochemical reaction efficiency of the reaction field is effectively improved, some reaction dead zones or reaction dead angles possibly existing in the reaction field are effectively eliminated, and the reaction efficiency is improved.

The invention belongs to the technical field of preparation of photocatalytic materials, and discloses a preparation method and application of a rhenium disulfide nano sheet. ReO3 is used as a rheniumsource, sulfur powder is used as a sulfur source, and the rhenium disulfide nano sheet is prepared on a substrate by adopting a chemical vapor deposition method. The method is simple to operate and low in growth temperature; the prepared rhenium disulfide nano sheet is good in crystallinity, stable in physicochemical property and abundant in active sites, and excellent photocatalytic efficiency can be obtained. The prepared rhenium disulfide nano sheet has the characteristic of spontaneous vertical growth, compared with other planar nano materials, the morphology can expose a large number ofedge positions so as to obtain higher-density catalytic active sites and a larger infiltration area, and thus the nano sheet has very high photocatalytic sterilization efficiency.

The invention belongs to a magnetic confinement nuclear fusion technology, and particularly relates to a Tokamak inverse triangle divertor magnetic field configuration construction method, which comprises the following steps: determining the position of an inverse triangle divertor coil and the layout of a magnetic flux broadening coil, then carrying out preliminary estimation on the coil current, designing the configuration of the inverse triangle divertor, wherein the triangle variation rate is a negative number (the configuration triangle of the traditional divertor is changed into a positive number); the negative triangle variation rate enables the X point and the strike point to move towards the weak field, so that the large radius R of the strike point is obviously increased, the wetting area is naturally increased, and the thermal load of the target plate is effectively reduced.

The present invention provides a rotary electric machine capable of expanding a wetted area to a coil end portion, uniformly cooling the coil end portion, and suppressing an increase in friction. Therotating electric machine includes a stator (3) having a cylindrical stator core (31) and a coil (12) assembled on the stator core (31); and a rotor (4), which is configured to be able to rotate in adiameter relative to the stator (3). Rotating inward; and a refrigerant flow path (6), which is provided in the rotor (4) and allows the refrigerant to circulate as the rotor (4) rotates. The refrigerant flow path (6) has a rotor internal flow path (61) formed inside the rotor (4) and a direction communicating with the rotor internal flow path (61) and extending in a direction facing the central axis (C) of the rotor (4). The nozzle section (62) opened on the end face of the nozzle has a cross-sectional area smaller than that of the internal flow path (61) of the rotor in a cross section perpendicular to the flow direction of the refrigerant.