83results about How to "Increase vaporization rate" patented technology

This disclosure concerns a process and apparatus for reclamation of waste polystyrene-type materials for reuse within the specification ranges of the input polystyrene-type material. The disclosed process and apparatus include dissolution of the waste polystyrene-type materials in a dissolve section utilizing a reusable solvent having a low boiling point and high vaporization rate, removal of solid contaminants in one or more filter sections, devolatilization of the dissolved polystyrene and recovery of the polystyrene-type material in a solid form in a recovery section. Preferably the process and apparatus provide a closed system and include recycling and reuse in the process of the vaporized solvent. The maximum temperature in the recovery section is 190° C. The reusable solvent is preferably environmentally safe and has a low boiling point and high vaporization rate. n-Propyl bromide, or environmentally safe mixtures thereof, including mixtures with isopropyl alcohol, is the preferred reusable solvent.

A method and device for suppression of fires related to heating appliances, vent hoods and work benches through deployment of very fine mist droplets, preferably less 100 micron diameter, into the firebase. A low momentum, high mist loading fine mist stream is introduced about the firebase. Mist is discharged to the firebase through diffusers or swirl channels so that the mist surrounding the firebase will be entrained into the firebase to secure and suppress the fire. After the fire is suppressed, the fine mist is further discharged to the hot oil surface for cooling.

A method for vaporizing particulate material and depositing it onto a surface to form a layer, includes providing a supply of particulate material in a replenishment container, the replenishment container having a sealed interface fitting; mounting the replenishment container to a supply hopper defining at least one feed opening, and breaking the seal at the interface fitting; transferring particulate material from the replenishment container to the supply hopper; and transferring such particulate material through the feed opening along a feeding path to a vaporization zone where at least a component portion of the particulate material is vaporized and delivered to the surface to form the layer.

Apparatus for vaporizing a particulate material, comprising a metering apparatus including: a reservoir; a housing having an internal volume and first and second openings for respectively receiving and discharging the particulate material; a rotatable shaft disposed in the internal volume, the shaft having a smooth surface and a circumferential groove for receiving particulate material from the reservoir and for discharging the particulate material; the rotatable shaft and the internal volume cooperating such that the particulate material is transported by the circumferential groove and not along the remainder of the rotatable shaft; a scraper disposed in relation to the second opening, having at its end substantially the same cross section as the groove in the rotating shaft, the scraper cooperating with the groove to dislodge particulate material retained therein, and in response to the shaft rotating, delivers metered amounts of particulate material through the second opening; to the flash evaporator.

The invention provides a vacuum drying method for a lithium battery cell. The vacuum drying method comprises the following steps that S1, the lithium battery cell is put into a vacuum baking oven, and the vacuum baking oven is closed; S2, a heating switch of the vacuum baking oven is turned on, and the temperature rises to 85 DEG C; a vacuum pump is opened, and the vacuum baking oven is vacuumized to 0.5 Kpa below; S3, the constant vacuum degree and temperature of the vacuum baking oven are kept, and baking is conducted for 1 hour to 3 hours; S4, dry nitrogen is introduced into the vacuum baking oven, vacuum-unloading is conducted on the vacuum baking oven to the normal pressure, and the nitrogen is kept being introduced for 2 min-3 min; S5, the vacuum baking oven is vacuumized to 0.5 Kpa below again, and baking is conducted for 1 hour to 3 hours; and S6, the dry nitrogen is introduced to the baking oven, vacuum-unloading is conducted on the vacuum baking oven to the normal pressure, and cooling is conducted.

Apparatus and method for extracting water from air containing water vapor. A feed air assembly supplies air containing water vapor to a diff-user assembly in a reactive tank containing a reagent, preferably sulfuric acid, which absorbs the water vapor from the feed air. The reactive tank vents the dried air. A reagent solution line transmits reagent solution from the reactive tank to a recovery tank. A vacuum pump evaporates concentrated water vapor from the recovery tank and an extraction energy exchanger condenses the concentrated water vapor to liquid water.

A method for preparing a substrate with periodical structure, comprising the following steps: (A) providing a substrate and plural nano-sized balls, wherein the nano-sized balls are arranged on the surface of the substrate; (B) depositing a cladding layer on partial surface of the substrate and the gaps between the nano-sized balls; (C) removing the nano-sized balls; (D) etching the substrate by using the cladding layer as a mask; and (E) removing the mask to form a periodical structure on the surface of the substrate. In the present invention, the nano-sized balls are used as a template for forming the mask. Hence, compared with the lithography, when the method of the present invention is used to prepare a substrate with a periodical structure, the duration of the process and the manufacturing cost can be decreased.

The invention discloses a steam iron. The steam iron comprises a bottom plate assembly, wherein the bottom plate assembly comprises a steam chamber, a nonmetallic heat insulation layer and a bottom panel; the nonmetallic heat insulation layer is arranged between the steam chamber and the bottom panel so as to reduce heat conduction between the steam chamber and the bottom panel; the nonmetallic heat insulation layer adopts a silica gel layer or a bakelite layer; the thickness of the nonmetallic heat insulation layer is 0.5-6mm. According to the structure of additionally arranging the nonmetallic heat insulation layer between the steam chamber and the bottom panel, the bottom panel is kept at a temperature of lower than 150 DEG C, the vaporization rate is higher than 15g/min; sufficient water steam can be supplied, dripping immersion is avoided, and ironed clothes can be prevented from being damaged.

The invention discloses a diesel oil-LNG (liquefied natural gas) dual-fuel hybrid power ship LNG vaporizing device which comprises a diesel engine sea water opening type cooling circuit and an LNG vaporizing loop, wherein one end of a stop valve of the diesel engine sea water opening type cooling circuit is communicated with a sea water main pipe, and the other end of the stop valve is communicated to a sea water pump through a sea water pipeline; an output end of the sea water pump is connected with an input end of a fresh water cooler through a middle cooler and a lubricating oil cooler; the LNG vaporizing loop comprises a liquid stream observer and a water bath vaporizer, the water bath vaporizer comprises an outer tank and an inner container, the output end of the fresh water cooler is communicated to the outer tank of the water bath vaporizer by passing through the sea water pipeline and the liquid stream observer and then passes through the output end of the outer tank and a check valve to be lead to the outside of a ship board; and the output end of an LNG gas storage tank is communicated with the inner container of the water bath vaporizer, natural gas after being heated and vaporized is lead to the air main pipe of a dual-fuel diesel engine from the inner container of the vaporizer, and the vaporizing rate of the natural gas is improved by more than 20%. The normal gas supply quantity of the diesel engine is guaranteed, and the diesel oil-LNG dual-fuel hybrid power ship LNG vaporizing device has obvious economical efficiency and favorable vaporization efficiency.

The invention relates to an alcohol recovery device, in particular to an alcohol recovery tower, which has a high recovery speed and high recovery purity and is economical and durable. The alcohol recovery tower comprises a distillation tower kettle (1), a distillation tower body (4), a high-level storage tank (6), a centrifugal pump (7), a condensation cooler (8), a filter (13), a preheater (9) and a vacuum storage tank (10), wherein the distillation tower body (4) is arranged above the distillation tower kettle (1); a heating pipe (2) is arranged inside the distillation tower kettle (1); two steam inlets (3) are symmetrically formed at the bottom of the distillation tower kettle (1); a filler (5) is arranged in the distillation tower body (4); one side of the distillation tower body (4) is connected with the high-level storage tank (6) provided with the centrifugal pump (7) through a pipeline; the other side of the distillation tower body (4) is connected with the condensation cooler (8) through a pipeline; the preheater (9) is arranged between the high-level storage tank (6) and the distillation tower body (4), and a steam heating way is adopted for the preheater (9); the vacuum storage tank (10) is arranged below the condensation cooler (8); one side of the vacuum storage tank (10) is provided with a vacuum pump (11); and the bottom of the vacuum storage tank (10) is provided with an alcohol outlet (18).

Disclosed is a fractionating column feed method for improving distillate yield, which comprises the following steps: preheating petroleum hydrocarbon raw oil to be fractionated by a heating furnace; spraying the preheated raw oil into a atomization container under the pressure of 100.0-1000.0kPa higher than the pressure of the atomization container and atomizing into small droplets with the particle size of 0.0001-10 millimeters and vaporizing partly; and introducing the small droplets into a fractionating column for distillation separation; leading out the distillate products from the top ofthe fractionating tower and/or the lateral line and the residues from the bottom. In the method provided by the invention, the vaporization process of the raw oil is accelerated through atomization in order to fully vaporize the distillate in an extreme short period of time, minimize the distillate content in the residual oil to the great extent and increase the yield of distillate oil.

Provided is a crude oil distilling method and a device for pressure type feeding. The device comprises an atmospheric distillation portion and a reduced pressure distillation portion. A primary vacuum tower is arranged in front of a vacuum furnace, and tower bottom oil of the primary vacuum tower is heated and wormed by the vacuum furnace and then led into a secondary vacuum distillation tower to be distilled, wherein all of an atmospheric tower, the primary vacuum tower and the secondary vacuum tower adopt a pressure type feeding system to atomize raw materials into liquid droplets to be sprayed into the distillation towers. By means of the method, the raw materials are atomized into the liquid droplets to be sprayed into the distillation towers, thereby increasing vapor-liquid interphase mass transfer area and improving vaporization ratio of a fractionating tower vaporized section. The primary vacuum tower is arranged in front of the vacuum furnace, an extracted portion comprises light components, and the heat load of a heating furnace and the device loss can be reduced under the condition that processing amounts at the reduced pressure distillation portion are the same.

The invention discloses an epoxy soybean oil drying device and a drying method thereof. The apparatus comprises a drying tank, a steam outlet and a feed inlet are arranged on the drying tank, a discharge hatch is arranged below the drying tank, a material distributor connected to the feed inlet is arranged on an upper segment of the drying tank, a vacuum pipeline used for dewatering the material under negative pressure is connected with the steam outlet, a filling device connected with the material distributor is arranged on an intermediate segment in the drying tank and is used for dispersing the material; and a heater is used for heating and drying the material, which is positioned below the filling device and arranged at a lower segment in the drying tank. The drying device is capable of uniformly distributing the materials through the material distributor, so that a vaporization rate can be increased by heating the material, a problem that equipment cannot continuously operate due to material coking and filling material obstruction can be solved, equipment maintenance cost is reduced, production efficiency is obviously enhanced, product quality is stabilized, and energy can be saved.

The rotation shaft oil/gas supplying burner consist sof air chamber caisng and combustor on the casing, which are communicated via gas channel. One rotating shaft supported with the bearing part in the bottom of the air chamber stretches through the channel to the combustor and has vaporizing rotary cap connected to its upper part and oil pipe and oil nozzle onside it. The combustor has burning bowl with small holes or meshes and circular air chamber formed into between. The present invention features that the oil pipe inside the rotation shaft is fixed and the evaporizing top cap with side hole in the top of the rotation shaft separates the rotary cap space into vaporizing chamber and mixing chamber. The present invention has the advantages of homogeneous rotation speed, high oil vaporizing rate and high homogeneity.

The invention discloses microemulsion diesel oil with good thermodynamic stability and belongs to the field of energy chemistry. The formula is characterized by consisting of diesel oil, water and a total assistant, wherein the total assistant is composed of di-mycolic acid fungal acid trehalose, sophorolipid, trehalose glycolipid, lipopolysaccharide complex, lipopeptide, sulfonated betaine, lignin sulfonate, oleic acid, cholamine and amyl nitrate. The microemulsion diesel oil disclosed by the invention is good in thermodynamic stability, good in combustion effect, small in viscosity and free of oil-water stratification phenomenon after long-term storage. Moreover, the microemulsion diesel oil disclosed by the invention can be used for stably improving the vaporization rate of diesel fuel, and the secondary atomization effect of the microemulsion diesel oil ensures more full contact between the diesel fuel and the oxygen, so that the combustion of the diesel fuel is more full; compared with common diesel oil, the oil saving rate of the microemulsion diesel oil disclosed by the invention is larger than 10%, and the tail gas emission is excellent superior than that of national standard diesel oil.

The invention belongs to the technical field of ammonia evaporation in coal-fired power plants, and particularly relates to a method and device for rotational flow evaporation of liquid ammonia in power plants. The device comprises a stirring heat exchanging kettle, a static mixer, a rotational flow evaporation device and a dilute ammonia water collection tank, wherein the stirring heat exchanging kettle is used for uniformly stirring the liquid ammonia and dilution water and taking away heat; the static mixer is connected to a dilution stirring kettle and is used for mixing ammonia water flowing out of the stirring heat exchanging kettle and a dilute ammonia-water solution obtained after rotational flow evaporation; the rotational flow evaporation is connected to the static mixer and is used for evaporating dilute ammonia water to form ammonia gas under the carrying effect of flue gas and carrying out gas-liquid separation; the dilute ammonia water collection tank is used for collecting dilute ammonia water flowing out of the bottom of the rotational flow evaporation device; and the dilute ammonia water is conveyed to the static mixer by a centrifugal pump and is mixed with high concentration ammonia liquid. The flue gas with the temperature is used as a dispersion phase and causes the liquid ammonia to be evaporated in the rotational flow evaporation device, so that the energy consumption of ammonia evaporation is greatly reduced; meanwhile, the flue gas is used as a dilution component, thereby reducing potential explosion hazards in an ammonia evaporation process.