446results about How to "Extended flow time" patented technology

Various modifications to a porous substrate, such as employed in lateral flow assay devices, to regulate or modify the flow rate and / or flow path pattern of a fluid through the porous substrate is described. The lateral flow assay device has a porous substrate matrix in fluid communication with a flow-rate control zone having a number of flow-rate control devices arranged as features in or on a substrate surface or laminates thereof in a body. The flow-rate control devices may include: a density gradient, porosity gradient, ion affinity gradient, micro-channels, and combinations thereof.

The invention is directed to an integrated lightning strike protection system adapted for automated placement on a composite structure comprising a surfacing layer consisting of an organic polymer resin, a conductive layer of an expanded metal foil, an isolation / tack layer, and a carrier paper layer. In another embodiment of the invention, there is provided an integrated lightning strike protection system comprising an integrated lightning strike protection material consisting of an expanded metal foil encapsulated in organic polymer resin mounted on a carrier paper, and an automated placement machine suitable for placing the material on an aircraft composite part for protection of the composite part from lightning strikes. In another embodiment of the invention, there is provided a method for fabricating a composite structure with lightning strike protection.

A washer, a fastening assembly including the washer and a composite structure including the washer sealing the assembly for internal lightning strike protection. The washer includes one or more concentric ribs that are dielectric rings on both sides. When used (e.g., with a nut and bolt) internal to a structure, especially a composite structure, the washer seals the fastener hole (i.e., that the bolt passes through) and contains any sparking and hot gasses that may arise in the fastener hole from entering the structure.

A washer, a fastening assembly including the washer and a composite structure including the washer sealing the assembly for internal lightning strike protection. The washer includes one or more concentric ribs that are dielectric rings on both sides. When used (e.g., with a nut and bolt) internal to a structure, especially a composite structure, the washer seals the fastener hole (i.e., that the bolt passes through) and contains any sparking and hot gasses that may arise in the fastener hole from entering the structure.

The present invention provides a combined labyrinthine fluid sterilizing apparatus, comprising a chamber having an inlet and an outlet as well as a blower / fan provided in the chamber. Ultraviolet lamps are mounted in the lumen of the chamber. The lumen of the chamber is divided by a plurality of bafflers having pores. The pores in the adjacent bafflers are arranged to stagger up and down or from side to side. A mesh plate is provided at the pore. The top and bottom plates of the chamber can be flipped open. The baffler is inserted in the slots in the inner side of the front and back plates. The top and bottom plates have the pore and a cover plate which are both covered by a shield. At least one of the bafflers has a pore, and is provided with a one-way openable valve. The blower is mounted at the pore of the baffler. The chamber and the bafflers are coated with a layer of titanium dioxide. According to the present invention, it is possible to add, remove, or replace the baffler, the filter mesh, the blower or the purifying accessories and the like. The one-way openable valve can prevent the polluted water or air from flowing backwards. Further the to and fro winding disinfecting and sterilizing path prolongs the disinfecting and sterilizing process and increases the duration. With the photocatalytic effect of titanium dioxide, the organic substances are effectively decomposed, the dirt is eliminated, and deodorization and sterilization achieved. As a result, an ideal effect of disinfection and sterilization is achieved.

An assay device includes: a detection zone which includes a first set of projections which are capable of generating capillary flow. A wicking zone (WZ) has a capacity to receive liquid sample flowing from the detection zone and includes a second set of projections which are capable of generating capillary flow. The WZ is rectangular in shape and the longer side of the rectangle extends in the direction of flow to thereby reduce the pressure gradient in the assay device which increases the total flow time of liquid sample compared to a WZ having equal length sides and same volume. At least a portion of the second set of projections have at least one dimension selected from a diameter, a center-to-center spacing, or a gap between projections that is different from the first set of projections, and is selected to increase the total flow time of the sample.

The present invention provides improved gas injectors for use with chemical vapour deposition (CVD) systems that thermalize gases prior to injection into a CVD chamber. The provided injectors are configured to increase gas flow times through heated zones and include gas-conducting conduits that lengthen gas residency times in the heated zones. The provided injectors also have outlet ports sized, shaped, and arranged to inject gases in selected flow patterns. The invention also provides CVD systems using the provided thermalizing gas injectors. The present invention has particular application to high volume manufacturing of GaN substrates.

The invention relates to a meltblown mold head for preparing ultrafine fibers. The meltblown mold head comprises a spinning plate and an air plate, wherein the middle of the end surface of the spinning plate is provided with a spinning hole, a plurality of crack grooves are formed between the spinning plate and the air plate, the crack grooves are positioned around the spinning hole, slantwise point to the spinning hole and are in central symmetry on the end surface by the spinning hole as the symmetry center, a separation flow stabilizing element is fixedly connected between the spinning hole arranged on the end surface of the spinning plate and the crack grooves, the cross section of the separation flow stabilizing element is in a right-angled triangle shape, in addition, one edge in two right-angled edges is connected with the end surface of the spinning plate, the other right-angled edge is near a spraying opening, the inclination degrees of the inclined edge of the right-angled cross section of the separation flow stabilizing element and a conical bus of the spinning plate relative to the crack grooves are identical, and meanwhile, the outer sides of the crack grooves are selectively connected with external flow stabilizing elements. The meltblown mold head has the advantages that the reverse backflow region is reduced, the jet flow diffusion to two sides is inhabited, the turbulence intensity is reduced, the fiber end breakage rate is reduced, the melt body is prevented from gluing on the mold head, the air temperature at the nearby part of the mold head is improved, the meltblown nonwoven energy consumption is reduced, and the fiber diameter is further refined.

The invention discloses a water-cooling motor case, and the motor case comprises a case body, wherein the case body is provided with a cooling water inlet, a cooling water outlet and a heat exchange water channel connected with the cooling water inlet and the cooling water outlet. The cooling water inlet is arranged on one end of the case body, and the cooling water outlet is disposed on the otherend of the case body. The heat exchange water channel includes a first water channel and a second water channel, and the cooling water inlet is connected with a water inlet of the first water channeland a water inlet of the second water channel. The cooling water outlet is connected with a water outlet of the first water channel and a water outlet of the second water channel. The first water channel and the second water channel are bent along the outer side wall of the case body, and the first water channel and the second water channel are symmetric relative to center of the case and distributed on the outer side wall of the case body. According to the invention, the cooling water channel of the motor case can be effectively optimized, thereby effectively improving the heat dissipation efficiency, and improving the overall performance of a motor. The invention also provides a motor.

The invention discloses a novel electro-adsorption liquid treatment device which comprises a cylindrical barrel, a conductive carbon rod, an anion-exchange membrane, a spacer, a cation-exchange membrane and flow-carbon electrolyte slurry. The conductive carbon rod, the anion-exchange membrane, the spacer, the cation-exchange membrane and the flow-carbon electrolyte slurry are all installed inside the cylindrical barrel. The novel electro-adsorption liquid treatment device has the advantages of simpleness and easiness in operation, meanwhile, requirements are not limited in large specific surface area, more gaps and the like on electrodes, electrode production is simple and convenient, regeneration capacity is high, and time and efficiency in electrode production can be increased. By combination of advantages of flow-electrode adsorption with membrane-electrode adsorption, the anion-exchange membrane and the cation-exchange membrane is introduced for isolation, so that adsorption efficiency and desalting efficiency are effectively improved; due to overall cylindrical design, simplicity is achieved, contact area is large, good mechanical effect is achieved, and use time of the device is prolonged.

A fuselage having a longitudinal window belt has a composite outer skin including upper and lower composite skin sections. The skin includes at least one window opening located at the window belt. The upper and lower skin sections are joined together by a longitudinal splice joint located at the window belt.

The invention discloses an overflowing-type axial turnover outlet water sterilizing apparatus and a water purifying device. The overflowing-type axial turnover outlet water sterilizing apparatus comprises a first water pipe, a second water pipe, a deep-ultraviolet LED lamp assembly and an overflowing pipe assembly; the overflowing pipe assembly comprises a first transparent pipe, a second transparent pipe and a reflecting sleeve, an aluminum vacuum coated film is formed on the inner wall of the reflecting sleeve, the second transparent pipe sleeves the first transparent pipe, an overturning runner is formed between the second transparent pipe and the first transparent pipe, and the overturning runner is communicated with the first transparent pipe by virtue of a pipe; the first transparent pipe and the second transparent pipe are arranged in the reflecting sleeve; the first water pipe is communicated with the first transparent pipe, and the overturning runner is communicated with the second water pipe; and ultraviolet light generated by the deep-ultraviolet LED lamp assembly shines on a sterilizing space formed by the reflecting sleeve. By adopting the overflowing-type axial turnover outlet water sterilizing apparatus, the sterilizing efficiency is improved, the service life is prolonged, and the reliability and the safety of the drinking water and domestic water.

The invention provides a display substrate and device, relates to the display technology field, aims to change the shape of a signal wire at a non-packaging area and further prolongs the time of organic solution flowing to a binding area of COF when an ink-jet printing method is utilized to make an organic film of a film packaging layer to reduce the reject ratio. The display substrate comprises a display device arranged at a packaging area of the display substrate, the signal wire extending from the packaging area of the display substrate to the non-packaging area, and the film packaging layer covering portions of the display device and the signal wire at the packaging area, wherein the portion of the signal wire at the non-packaging area has a first edge and a second edge which are opposite in the wire width direction, and the first edge has protruding and sunken parts which are sequentially alternately distributed and face the second edge.

An engine thrust management system comprising an engine control device, an aircraft flight manual, a flight management device and a cockpit instrument device. The engine control device is operable to calculate a percent maximum available thrust parameter and a percent indicated thrust parameter. The aircraft flight manual is operable to calculate a required thrust parameter. The flight management device is operable to calculate a percent thrust setting target parameter and a percent commanded thrust parameter. The percent commanded thrust is the amount of thrust requested by an aircraft operator. The percent commanded thrust is varied by the operator according to the value of the percent thrust setting target parameter and the value of the percent indicated thrust parameter in order to produce optimal thrust. The engine thrust management system promotes operating efficiency by eliminating redundant processes found in conventional thrust management systems and is applicable to a wide variety of engines and aircraft, thus promoting common cockpit display architecture.

The invention relates to an external condensation-style inclined core-type solar seawater distillation and desalination device. The external condensation-style inclined core-type solar seawater distillation and desalination device comprises a solar seawater desalination device, a phase change heat storage system and a heat energy recovery system, wherein the solar seawater desalination device comprises a cavity; a partition plate is mounted in the cavity to divide the interior of the cavity into a condensing chamber and a evaporating chamber; the evaporating chamber is used for evaporating injected raw seawater; a low-temperature seawater condenser coil pipe is mounted in the condensing chamber for condensing vapour; the evaporated high-temperature concentrated seawater enters a heat energy recovery box body through a pipeline and heats the raw seawater in the box body, simultaneously, the heated raw seawater in the condenser coil pipe is injected into the heat energy recovery box body, and the raw seawater in the heat energy recovery box body enters the seawater desalination device through the phase change heat storage system. According to the external condensation-style inclined core-type solar seawater distillation and desalination device, the temperature of the raw seawater is raised by utilizing a plurality of means, the sweater evaporating time is prolonged, and the condensing process of the vapour is accelerated, so that the seawater desalination efficiency is greatly improved.

The invention relates to a system and method for preparing coal tar, gas and semi-coke by activating coal gas and flash pyrolysing coal with a solid heat carrier. The system comprises a raw coal primary processing apparatus, a pyrolytic reaction separator, a semi-coke heating separator, a recycling apparatus, a coak tar recovering apparatus and a semi-coke cooling apparatus; a part of semi-coke powder discharged from the pyrolytic reaction separator enters the semi-coke heating separator, high-temperature smoke discharged from the semi-coke heating separator enters the recycling apparatus, the coal tar recovering apparatus produces coal tar and coal gas, and the semi-coke cooling apparatus produces semi-coke. In the existing coal tar preparation method, the coal pyrolytic optimization of the coal is not good, so that the existing coat tar preparation method has the technical problems of low oil yield, high investment and high energy consumption. The system for preparing the coal tar, gas and semi-coke by activating the coal gas and flash pyrolysing the coal with the solid heat carrier is rapid in pyrolysis, rapid in output and rapid in cooling.

The invention relates to a recycling method for machining cutting fluid. The recycling method for the machining cutting fluid adopts the following cutting fluid recycling device; the cutting fluid recycling device comprises a box body and supporting legs; the supporting legs are fixedly installed at the lower surface of the box body; a bottom liquid outlet is fixedly installed at the bottom end ofthe left side of the box body; a U-shaped communicating vessel structure is arranged at one end of the left side of the device, so that large-particle impurities in the device are filtered out through a first filter plate and a second filter plate which are arranged in the device; afterwards, through a first turbulent flow plate and a second turbulent flow plate, the preliminarily filtered liquidreaches a laminar-flow-like state, and the flow resistance of the cutting fluid in the liquid is increased, so that the flow speed of the cutting fluid at the bottom of the U-shaped communicating vessel structure is reduced, and then impurities can be settled again in a slow flowing process of the waste cutting fluid; and thus, relatively large impurities in the cutting fluid are removed to guarantee the subsequent filtration quality of the cutting fluid.

The invention provides a vehicle-mounted battery cooling device including a liquid cooling chamber and a heat radiating body arranged on one surface of the liquid cooling chamber, a plurality of battery grooves are formed on one surface of the heat radiating body, and each of the battery grooves is suitable for placing two a vehicle-mounted batteries. The cooling device adopts the cooling device heat radiating body as a structural element, the structural strength is strengthened, the inner part can be cooled, and the external part can be strengthened. The batteries can be fixed by the battery grooves, battery shift phenomenon in the vehicle movement process can be prevented, safety is high; the battery groove depth is greater than battery height, and heat dissipation area increase can be facilitated, so that the battery heat dissipation is even. The cooling fluid flow in the liquid cooling chamber of the cooling device can drive an overall decrease in temperature.

The invention relates to a power supply cooling unit which comprises at least two plates (a first plate (1) and a second plate (2)) which are arranged in a laminated mode, wherein the peripheries of the plates are fixedly connected in a hermetic mode; a coolant flow channel is arranged between every two plates; the central heat exchange region of at least one plate in every two adjacent plates is provided with a surface pattern and a barrier section (6); the length of the barrier section (6) is less than that of the plate; after the adjacent plates are fixedly connected in a hermetic mode, the barrier sections (6) of the adjacent plates mutually compact and contact, or the barrier section (6) on one plate and the other plate mutually compact and contact, so that the coolant flow channel is intercepted into a U-shaped route by the barrier section; and the surface pattern sinks to the inside of the coolant flow channel, and is arranged approximately along the U-shaped flow route of the coolant, thereby maximally prolonging the flow time of the coolant in the cooling unit.

A device for evaluating the foaming property of a gas-soluble surfactant, which comprises a gas source part, an evaluating kettle, a liquid part, and an intermediate container part. By means of the rotation of the evaluating kettle, the gas-soluble surfactant and the supercritical carbon dioxide can be sufficiently and evenly mixed with each other when the solubility of the gas-soluble surfactant in the supercritical carbon dioxide is measured.

The invention relates to a device for heating and refrigerating flowing liquid, and belongs to the field of temperature control systems. The device adopts a double-layer loop-shaped passage to heat or refrigerate the flowing liquid; the device is provided with a front heating plate, a rear heating plate and a middle heating plate which have the same shape and dimension; the middle heating plate is a rectangular plate; one side of the rectangular plate is processed with a front loop-shaped groove of the middle heating plate with a semicircular cross section; and the other side of the rectangular plate is processed with a rear loop-shaped groove of the middle heating plate with a semicircular cross section. The contact faces of the front heating plate and the rear heating plate towards the middle heating plate are processed with a loop-shaped groove of the front heating plate with a semicircular cross section and a loop-shaped groove of the rear heating plate with a semicircular cross section respectively; and metal hoses are positioned in the loop-shaped grooves to form the double-layer loop passage. The lateral surface of the heating plate is stuck with four semiconductor refrigerating sheets; and by heating of the heating plate, the temperature of the flowing liquid is indirectly controlled. The device has a simple structure, has no problem of liquid sealing, is convenient to maintain and realizes even and rapid heating and refrigeration of the flowing liquid.

The invention discloses a low-floating-fiber continuous long glass fiber reinforced polypropylene composite material and a preparation method and application thereof. The material is prepared from thefollowing raw materials in parts by weight: 40-80 parts of polypropylene, 30-60 parts of continuous glass fibers, 1-10 parts of a compatibilizer, 0.1-1.5 parts of an antioxidant, 1-10 parts of polybutene, 0.1-3 parts of a lubricant, and 0.5-5 parts of hollow glass beads. With a manner of compounding the hollow glass beads and polybutylene, not only is the characteristic that polybutylene reachesthe surface of a mold first through shear thinning utilized, but also the problem of dispersion difficulty of continuous long glass fibers is solved by improving the fluidity of polypropylene throughthe properties of the lubricant and the hollow glass beads, thereby further solving the problems that influence the appearance such as floating fiber, glass fiber agglomeration and flow marks on the surface of a workpiece made of the continuous long glass fiber reinforced polypropylene material.

The invention discloses an upper insulating plate of a cylindrical-structured lithium battery. The upper insulating plate of the cylindrical-structured lithium battery comprises an upper insulating plate body, and is characterized in that the upper insulating plate body is arch-shaped, a center hole is formed in the insulating plate body, and a thin film is covered on the top of the center hole; a cylindrical baffle is downwards arranged along the circumferential direction of the center hole, and a plurality of groups of diffusion inclined hole groups are formed from the center hole to the outer rim of the upper insulating plate body in the upper insulating plate body; each group of diffusion inclined hole groups is composed of a plurality of diffusion inclined holes, and the sizes of the diffusion inclined holes increase in sequence from the center hole of the upper insulating plate body to the outer rim of the upper insulating plate body; a guide plate group which is composed of a plurality of guide plates is arranged on the bottom of the upper insulating plate body, and is further arranged on the outer side of the cylindrical baffle, and electrolyte solutions, flowing through the plurality of groups of diffusion inclined hole groups, enters the interior of the battery core of the lithium battery along the guide plate group when in use. The upper insulating plate of the cylindrical-structured lithium battery has the advantages that when electrolyte solution filling is conducted by the cylindrical-structured lithium battery of the upper insulating plate, the absorption of the electrolyte solutions is uniform, and the absorption efficiency is high, so that the absorption problem of the electrolyte solutions on the interior of the battery core of the coiling type cylindrical-structured lithium battery are well improved and solved.

The invention belongs to the technical field of polyurethane, and particularly relates to a quick-curing silicon PU material and a preparation method thereof. The quick-curing silicon PU material is composed of a component A and a component B, wherein the component A is composed of polyether polyol, a filler, a plasticizer, a chain extender, a pigment, an ultraviolet absorber, an antioxidant, a catalyst, a defoamer and a thixotropic additive, the component B is composed of polyether polyol, isocyanate and a storage stabilizer, and the mass ratio of the component A to the component B is 4-6: 1.According to the quick-curing type silicon PU material, the curing speed of silicon PU is increased, construction is convenient, the construction efficiency is improved, good wear resistance and flexibility are achieved, and the problem that a traditional silicon PU material is long in construction period is effectively solved; the invention also provides the preparation method thereof.

The invention discloses a solar collector which comprises a frame (1), an inner flow tube (2) and a plurality of evacuated collector tubes (10), wherein the inner flow tube (2) is positioned in one edge frame of the frame (1), and the evacuated collector tubes (10) are positioned on the frame (1). Heat transfer media are arranged in the evacuated collector tubes (10), one end of each evacuated collector tube is connected with the inner flow tube (2), the cross section of the inner flow tube (2) perpendicular to the length direction is an elliptic plane, and through holes (6) are formed in two ends of the inner flow tube (2) respectively. The solar collector is rapid in heating, complete in energy transfer and better in heat collecting effect.

The invention provides an oil cooler. The oil cooler comprises an oil cooler shell, and a baffle plate fixed in the oil cooler shell, wherein the baffle plate comprises an upper baffle plate connected with the upper part of the oil cooler shell, and a lower baffle plate connected with the lower part of the oil cooler shell; and a ventilating port penetrating through a thickness direction of the upper baffle plate is formed in the top of the upper baffle plate. As the ventilating port is formed in the top of the upper baffle plate, and a gas leading-out joint communicated with the top of the oil cooler is formed, when refrigerant gas is evaporated and generated in the oil cooler, the gas is leaded out by the gas leading-out joint through the ventilating port in the upper baffle plate to prevent steam from entering an oil pump along with cooled oil, so that the noise of the oil pump is lowered, and the service life of the oil pump is prolonged. The invention further provides an oil cooling system.

The invention discloses a green multifunctional air purifying device and method for removing haze and harmful substances. The air purifying device comprises a cylinder body, an axial flow fan, a Z-shaped air channel, spray heads, a water pump, aquatic plants, a plant growth light, a negative-ion generator and a transformer. A water curtain is formed in the Z-shaped air channel firstly, and indoor air passes through an air filter screen and then penetrates through the water curtain of the Z-shaped air channel. Ammonium nitrate and ammonium sulfate in the haze are dissolved in water through the water curtain and serve as nutrients of the aquatic plants to be reutilized, and harmful chemical compounds in the air can be absorbed by the plants; in addition, haze particles in the air can be absorbed by the water curtain, the green multifunctional air purifying device can release negative ions, and therefore four kinds of purification can be conducted on the indoor air through the air filter screen, the water curtain, the aquatic plants and the negative ions. The flowing time of the air in the device can be prolonged through the Z-shaped air channel, and therefore the air in the cylinder can be fully purified. Meanwhile, by means of the method, indoor air circulation is promoted, air humidity is improved, and therefore the indoor air quality is guaranteed, and the device is an ideal and completely green device which can remove the haze and harmful substances.

The invention provides an anti-icing system for an aero-engine intake support plate. The anti-icing system comprises an isolating unit and a thermal medium conveying unit. The intake support plate is provided with a cavity. The cavity is provided with an inlet end and an outlet end. The isolating unit is fixed into the cavity and used for dividing the cavity into multiple channel cavity bodies communicating with one another. A thermal medium conveyed by the thermal medium conveying unit enters the channel cavity bodies through the inlet end and is discharged from the outlet end. The anti-icing system comprises the channel cavity bodies communicating with one another, on the one hand, the flowing time of the thermal medium in the cavity is prolonged, and accordingly the heat exchange effect of the thermal medium and the intake support plate is increased; and on the other hand, relative to the integrated cavity structure, the division type structure with the channel cavity bodies has the acceleration effect on the thermal medium, the temperature of the intake support plate can be increased through the thermal medium of which the flowing speed is increased, and the heat exchange effect is further improved.