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507results about How to "Improve evaporation effect" patented technology

Efficient machine for desalting sea water

The invention discloses an efficient machine for desalting sea water. The efficient machine for desalting sea water mainly comprises a sea water desalting device and a water supply tank, wherein the sea water desalting device comprises a high-pressure water chamber, a heat exchange chamber, a pipe sheet, a transversely fluted tube, an sprayer, a heat exchange surface, a film forming device, a baffle and a plurality of heat pipes; and a sewage draining cooling pipe and a desalted water cooling pipe are arranged inside the water supply tank. According to the efficient machine for desalting sea water, the technology of using smoke to release heat on high-speed spraying by an orifice spraying method is adopted, so that the heat transfer coefficient of the device is improved; the technology of using the excess heat of the smoke is preheated on the sea water, so that the smoke is secondarily used in the device, and the energy use ratio of the device is improved; the two-stage preheating technology of the fed material sea water is adopted, so that the temperature of the preheated sea water is raised; and the technology of using the film forming device to form rotary water film at the heat exchange surface of a round table body is adopted, so that the heat transfer effect and the evaporation effect of a water side are effectively improved. Therefore, the efficient machine for desalting sea water has the advantages of high energy use ratio and good heat transfer effect, and is suitable for the demands of places, such as ships, islands and enterprises on middle or small sea water desalting devices.
Owner:JIMEI UNIV

Method for preparing organic electroluminescent display mask plate

The invention discloses a method for producing mask plates of organic electroluminescent displays, which comprises following steps: taking a sheet of magnetic conductive thin sheet steel, utilizing stainless steel etching or laser cutting to open holes on the thin sheet steel to form patterns, flatly spreading a silk screen on the thin sheet steel with the patterns, coating mucilage which is used to stretch the silk screen on the edge of the thin sheet steel, then, removing the silk screen on the region of thin sheet steel patterns, then, stretching the silk screen, taking a frame body, clinging the frame body on the stretched silk screen to form a net frame, tailoring along the outer margin of the net frame after bonding stably, cutting another magnetic conductive sheet steel into an outer frame of the mask plate which is needed, then, connecting the outer frame of the mask plate and the magnetic conductive thin sheet steel in the net frame, then, cutting off the silk screen, shedding the net frame, lastly, cutting off excess sheet steel along the outer margin of the outer frame of the mask plate, and finishing producing the mask plate. The method of the invention utilizes the silk screen to stretch the thin sheet steel, which lowers the production cost and simplifies the technological process, the net frame is more stably connected with the outer frame, the operation is comparatively simpler, and the precision is greatly increased.
Owner:TRULY SEMICON

Garbage fly ash water washing liquid evaporation desalination system and method

The invention discloses a garbage fly ash water washing liquid evaporation desalination system and method. The system comprises two individual evaporative concentration and evaporation crystallization units. A compressor provides desired heat energy for the units and keeps heat energy balance. The evaporative concentration unit comprises a preheater, a falling film evaporator and a falling film separator. Through garbage fly ash water washing liquid pre-heating and repeated evaporation, the material is concentrated. The evaporation crystallization unit comprises a forced circulation separator and a forced circulation evaporator. Through further evaporation of the concentrate, the material is in a saturated or oversaturated state and salt crystals are precipitated. Through settlement condensation adopting a thickener and separation adopting a centrifuge, the salt in the garbage fly ash water washing liquid can be separated finally. The system adapts to the garbage fly ash water washing liquid characteristics of complex components and high salt content, has the characteristics of large evaporation capability, operation stability and smooth desalination and guarantees large scale stable treatment on the garbage fly ash water washing liquid.
Owner:BEIJING BUILDING MATERIALS ACADEMY OF SCI RES +1

Compact and efficient cold cathode arc source of quasi diffusion arc

The invention relates to the technical field of preparation of films and coatings, particularly to a compact and efficient cold cathode arc source of a quasi diffusion arc. The cold cathode arc source is composed of an arc source head and a control magnetic field group, wherein the arc source head comprises a target, a target base, a target base shielding cover, a target base plate, an arc striking device and a permanent magnet device; the control magnetic field group comprises a flange sleeve, a flange sleeve insulating bush, a dipolar radial rotating magnetic filed generating device, an axial focusing guiding magnetic field generating device, a coaxial focusing magnetic field magnetic yoke and a flange sleeve shielding cover; and the arc source head is connected with the bottom of the flange sleeve through the target base plate to form a whole arc source structure, and connected with a finance through a flange arranged in front of the flange sleeve. Arc spots are distributed on the whole target surface under the comprehensive action of a certain magnetic field intensity and rotary frequency, the power density of the arc spots is reduced, the quasi diffusion arc state is achieved, launch of large grains is reduced, simultaneously, purified high-density plasmas are extracted through the axial focusing guiding magnetic field, and the transmission efficiency is improved.
Owner:WENZHOU POLYTECHNIC

Distillation desalination system and desalination method thereof for solar chimney

The invention discloses a distillation desalination system for a solar chimney, comprising: the solar chimney positioned above a heat collecting shed, wherein a source water pool and a fresh water pool are arranged on the periphery of the heat collecting shed, and a concentrated brine pool is arranged right below the solar chimney; an indirect-type condenser is arranged at the top part of the solar chimney, the outer wall of the indirect-type condenser is coated with heat insulation material, a source water feeding pipeline is connected between the source water pool and an inlet of the indirect-type condenser, and a water delivery pump is arranged in the source water feeding pipeline; a nozzle used for atomizing source water is arranged in the solar chimney, a source water draining pipeline is arranged between an outlet of the indirect-type condenser and the nozzle, and the pipeline is provided with a high pressure pump; and a fresh water collecting tank is arranged below the indirect-type condenser, and the pipeline is connected between the fresh water collecting tank and the fresh water pool. Simultaneously, the invention also discloses a desalination process by using the distillation desalination system. The invention solves the technical problems such as low heat transfer efficiency, slow evaporation speed, low fresh water yield, high specific investment of equipment and the like in the conventional solar distillation technology.
Owner:TIANJIN SEA WATER DESALINATION & COMPLEX UTILIZATION INST STATE OCEANOGRAPHI

Device and method for treating evaporation and desulfurization waste water of high-temperature flue gas

The invention discloses a device and a method for treating evaporation and desulfurization waste water of high-temperature flue gas and belongs to the field of treatment of industrial waste water. Thedevice comprises an SCR (selective catalytic reduction) catalytic denitration system, an air preheater, an electrostatic precipitator, an induced draft fan, a wet desulfurization absorption tower anda chimney which are connected in sequence, wherein a desulfurization waste water storage box is connected with the bottom of the wet desulfurization absorption tower and connected to a water inlet inthe top of an evaporation tower through a water pump; a high-flow gas inlet and a low-flow gas inlet are formed in the top and the bottom of the evaporation tower respectively; the two gas inlets areconnected with a gas diverter outlet respectively, and a gas diverter inlet is connected with the induced draft fan and a gas flue between the SCR catalytic denitration system and the air preheater;a gas outlet formed in the middle of the evaporation tower is connected with a gas flue between the air preheater and the electrostatic precipitator through a gas outlet pipeline. According to the device and the method, the evaporation effect is improved, energy consumption is reduced, content of gaseous chlorine at the outlet of the evaporation tower is reduced, and safe and stable operation of follow-up equipment is facilitated.
Owner:POWERCHINA HEBEI ELECTRIC POWER SURVEY & DESIGN INST CO LTD

Reaction device for reforming and producing hydrogen from methanol vapor

ActiveCN104118848AReduce reaction pressure dropEvenly distributedHydrogenWater vaporEvaporation
The invention discloses a reaction device for reforming and producing hydrogen from methanol vapor. The reaction device comprises a reactor body, wherein the reactor body is internally provided with a reaction chamber; the cross section of the reaction chamber is circular and is divided into an evaporation part and a reforming part from left to right; a methanol solution feeding hole is formed in the left end of the evaporation part; a first evaporation plate, a second evaporation plate and a third evaporation plate are sequentially arranged from left to right inside the evaporation part; the three evaporation plates are partitioned through annular gaskets; stripy through grooves parallel to one another are formed in the first evaporation plate; circular through holes which are distributed in an annular array are formed in the second evaporation plate and the third evaporation plate; a hydrogen discharge hole is formed in the right end of the reforming part; and at least two metal carrier reaction plates are sequentially arranged from left to right inside the reforming part, that is, the metal carrier reaction plates are arranged in an overlapped manner. By adopting the reaction device, the reaction pressure drop is greatly reduced, and the fluid can be distributed uniformly. In addition, the phenomenon of cold point in the reaction is effectively avoided, and the hydrogen production efficiency and the methanol conversion rate are improved.
Owner:CHINA HYDROGEN NEW ENERGY TECH CO

Spray evaporation treatment method and system for desulfurization wastewater flue

The invention discloses a spray evaporation treatment method and system for a desulfurization wastewater flue. The system comprises a smoke treatment system, a desulfurization wastewater spray evaporation system, a bypass flue system and an automatic control system, wherein the smoke treatment system comprises an air preheater, a flue, a demister, a dust remover, a desulfurization tower and a chimney; the desulfurization wastewater spray evaporation system comprises a settling tank, a water storage tank, a water pump, a heat exchanger and a spraying device; the bypass flue system comprises a bypass flue 1 and a bypass flue 2; the automatic control system comprises an actuator, a smoke acid dew-point instrument and a controller. A smoke inlet is formed in the wall surface of a flue of the desulfurization wastewater spray evaporation system, and an airflow protection layer is formed, so that the corrosion caused due to the splashing of acidic drops to the wall surface is prevented, meanwhile, the turbulence flow degree of a space is increased, and the evaporation is accelerated. The system is easy to process and manufacture, and low in investment cost, and the evaporation efficiency is greatly improved.
Owner:想莱(常州)节能科技有限公司
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