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43results about How to "Evaporate completely" patented technology

Control method of air conditioning system and air conditioning system

The invention discloses a control method of an air conditioning system, which comprises the following steps: when entering a low-temperature heating mode, acquiring exhaust superheating temperature of the compressor; and when the exhaust superheating temperature is less than or equal to a first preset value within preset time, starting electric auxiliary heat to increase the return air superheating temperature of the compressor. The invention also discloses an air conditioning system. The control method can enhance the superheating temperature of the compressor of the air conditioning system when the air conditioning system operates in the low-load low-temperature heating mode, so that the coolant can be evaporated completely, thereby avoiding damaging the compressor.
Owner:GD MIDEA HEATING & VENTILATING EQUIP CO LTD +1

Preparation method of decitabine intermediate

The invention discloses a preparation method of a decitabine intermediate compound 1-acetoxyl-2-deoxidized-3,5-bi-O-fluorene methyl cyslohexyl-D-ribofuranose. The structural formula of the compound is shown in img file='DDA0000455164900000011.TIF' wi='648' he='304' / , and the preparation method comprises the following steps: o-methylation of 2'-deoxidized-D-ribose 1-bit hydroxyl; b) protection of 3,5-bit hydroxyl; and c) acylation of 1-bit-O-methyl. The invention also discloses a method for preparing decitabine employing the intermediate as a raw material.
Owner:SHANDONG NEWTIME PHARMA

Air conditioning unit and control method for same

The invention discloses an air conditioning unit and a control method for the same and relates to the technical field of air conditioning. An outdoor heat exchanger comprises two or more outdoor heat exchange devices. A compressor, a four-way valve, an indoor heat exchanger, a throttling device and the two or more heat exchange devices are connected to form a refrigerant loop. The refrigerant loop is internally provided with a first control valve unit. The compressor and the two or more outdoor heat exchange devices are connected to form a defrosting loop. The defrosting loop is internally provided with a second control valve unit. According to the air conditioning unit and the control method for the same, heating and defrosting of the air conditioning unit are conducted at the same time through control valves; in addition, in the defrosting process, the four-way valve does not reverse; by means of heat, generated in the operation process of the compressor, of a shell, liquid refrigerant obtained after defrosting is evaporated; meanwhile, through variable diameter throttling design of pipes, waste heat of a cylinder body of the compressor can be effectively utilized; and meanwhile, heat dissipation of the compressor can be enhanced, the temperature of an indoor environment can be maintained not to be lowered, and user experience is improved.
Owner:GREE ELECTRIC APPLIANCES INC

Health environmental candied date processing method

The invention discloses a health environmental candied date processing method which comprises steps of screening, primary cleaning, surface scratching, cleaning, draining, burdening in a pan, boiling in the pan, syrup cultivation, syrup draining, quick baking, moulding, moderate baking, natural cooling, vacuum packaging and the like. the technical scheme has beneficial effects as follows: candied data is cleaned thoroughly and is clean, and has no pollution; local special fracture deep spring water is selected and used for the processes of primary cleaning, cleaning and boiling in the pan; the taste is sweet and the color is bright; the syrup cultivation process is the key process for candied date processing, and data syrup added each time is the essence accumulated after multiple times of stewing; heat control is good and environmentally friendly; charcoal fire is adopted during the quick baking process and firewood fire is adopted during the moderate baking process such that it is green, safe and healthy; and the packaging is delicate, preservatives are not used, retention time is long, processed candied date are vacuum-packed one by one, and preservatives are avoided.
Owner:江苏卓燃知识产权运营有限公司

Non-conductive film vacuum coating process

The invention relates to the technical field of plastic piece surface treatment, in particular to a non conducting film vacuum filming process. The process comprises the following steps: 1. the filming materials of silver and indium are prepared to be as follows: the weight ratio is 4 to 3 and the volume ratio is 1 to 1; 2. the prepared filming materials of the silver and the indium are placed in a material basket in a vacuum room of vacuum filming equipment; 3. the filming product is charged, a door of the vacuum room is closed, and the vacuum room is vacuum pumped; 4. the semi-automatic evaporation function of the vacuum room of the vacuum filming equipment is started, the voltage is adjusted to 1.70V, and the pre-heating is performed for 28 seconds; 5. the voltage is adjusted to 3.10V, and the pre-evaporation is performed for 12 seconds; 6. the voltage is adjusted to 3.85V, and the evaporation is performed for 10 to 12 seconds; and 7. the door of the vacuum room is opened, and the product is taken out. The process effectively solves the problem that the non conducting film is a little yellow.
Owner:GUANGDONG JANUS SMART GRP CO LTD

Method and device for micro ball to rapidly achieve optical suspension

The invention provides a method and device for a micro ball to rapidly achieve optical suspension. The device comprises a transparent sensing unit, a cavity is formed inside the sensing unit, the cavity is used for providing a space for the micro ball to achieve optical suspension, a first hole and a second hole are formed in the surface layer of the sensing unit, the first hole is used for providing a passage allowing the micro ball to enter the cavity, the second hole is used for providing a passage allowing the micro ball to be discharged out of the cavity, and a fundamental-mode gaussian beam is focused on the micro ball. The sensing unit is connected with a heater, and the heater is used for heating a micro ball solution in the cavity of the sensing unit. By the adoption of the method and device for the micro ball to rapidly achieve optical suspension, a micro ball optical suspension system is lighter, smaller and low in cost; optical suspension of the micro ball in a liquid environment is achieved more easily compared with optical suspension of the micro ball in an air environment, the liquid where the micro ball is located is completely evaporated by adopting a heating method, therefore, optical suspension of the micro ball in the liquid environment is converted into optical suspension in the air environment, and the speed of converting the non-suspensions state of the micro ball into the optical suspension state in the air environment is improved.
Owner:CHINA THREE GORGES UNIV

Device for generating vapor continuously in closed space

ActiveCN105202511AThere will be no phenomenon such as secondary condensationEvaporate completelySteam generation heating methodsBoiler controlBreatherWater vapor
The invention belongs to the technical field of chemical experiments and relates to a device for generating vapor continuously, in particular to a device for generating vapor continuously in a closed space. According to the technical scheme, the device comprises a pressure-proof water storage device (1), a large closed pressure-proof tank (11) and a water evaporator (5) installed in the large closed pressure-proof tank (11); the pressure-proof water storage device (1) is located at a high position and delivers distilled water into the closed large closed pressure-proof tank (11) through a water delivery pipe (4), a valve (2) and a water flowmeter (3) are arranged on a pipeline of the water delivery pipe (4), and an outlet of the water delivery pipe (4) faces directly a groove in the upper surface of a metal casting body (7); a breather pipe (13) is arranged between the pressure-proof water storage device (1) and the closed large closed pressure-proof tank (11). According to the device, the vapor is generated through the method that heating is conducted directly in the closed space, the temperature and pressure for generation of the vapor are the same as the environmental condition of the closed space, and the phenomena such as secondary condensation are not caused.
Owner:中国船舶集团有限公司第七一八研究所

Fixation method for tea leaves

The invention relates to the field of tea leaf processing, in particular to a fixation method for tea leaves. The method comprises the following steps: 1, preparing a tea leaf fixation device; 2, preheating a frying pan and pouring the tea leaves into the frying pan; 3, starting a servo motor, so that a shoveling block clings to an inner wall of the frying pan while shoveling and pressing blocks shovel the tea leaves to a position at which the shovel block is positioned; 4, reversely rotating the server motor, so that the tea leaves in the shoveling block are thrown out while the shoveling and pressing blocks at two ends of a stirring rod extrude the tea leaves; 5, reversely rotating the server motor again, repeating the steps above, turning off the servo motor after finishing fixation of the tea leaves, meanwhile taking the tea leaves out of the frying pan, and performing a next procedure. By adopting the technical scheme, the tea leaf fixation device is used for performing fixation on the tea leaves, so that the tea leaves are heated more uniformly; moreover, throwing and braising in manual tea leaf frying can be simulated, so that tea leaves subjected to fixation have high quality.
Owner:泰州雪燕雨悦电子信息科技有限公司

High-activity metal powder anti-oxidation drying device and method

The invention relates to the technical field of metal powder drying, and provides a high-activity metal powder anti-oxidation drying device and method. The drying device comprises a drying box, an inert gas supply component, an evacuation component and a liquid level monitoring component, wherein a heater, a material tray, a thermometer and a vacuum gage are arranged in the drying box; the inert gas supply component is used for filling inert gas into the drying box; the evacuation component is used for evacuating the drying box body; and the liquid level monitoring component is used for collecting absolute ethyl alcohol and monitoring the liquid level height change of the absolute ethyl alcohol. The inert gas supply component and the evacuation component are matched with each other, so that the situation that high-activity metal powder is oxidized due to residual oxygen can be avoided; the heater and the thermometer are used for realizing constant-temperature heating and shortening the drying time; and absolute ethyl alcohol can be collected and the liquid level can be monitored through the liquid level monitoring component, so that it is ensured that work can be stopped in time after absolute ethyl alcohol is completely evaporated, the drying time is shortened, the labor cost is reduced, and the drying efficiency is improved.
Owner:CENT SOUTH UNIV

Chinese Yew tea and making method thereof

The invention discloses the technical field of health teas and their making and particularly relates to Chinese yew tea and a making method thereof. Chinese yew leaves are subjecting to fixing beforerolling and drying, wherein triple rolling and triple drying are performed alternately; methanol solution of certain concentration sprayed during rolling each time for the purpose of promoting dissolution of paclitaxel compounds in Chinese yew during rolling and the purpose of attaching the dissolved paclitaxel compounds to the surface of the stems of Chinese yew; during brewing, these compounds are promoted to dissolve in water, the content of paclitaxel compounds in tea is increased, and application value of Chinese yew is improved. By dry products produced, the Chinese yew tea includes 1-2parts of stems of Chinese yew and 4-5 parts of tea leaves.
Owner:贵州瑞宸科技有限公司

A kind of preparation method of decitabine intermediate

The invention discloses a preparation method of a decitabine intermediate compound 1-acetoxyl-2-deoxidized-3,5-bi-O-fluorene methyl cyslohexyl-D-ribofuranose. The structural formula of the compound is shown in img file='DDA0000455164900000011.TIF' wi='648' he='304' / , and the preparation method comprises the following steps: o-methylation of 2'-deoxidized-D-ribose 1-bit hydroxyl; b) protection of 3,5-bit hydroxyl; and c) acylation of 1-bit-O-methyl. The invention also discloses a method for preparing decitabine employing the intermediate as a raw material.
Owner:SHANDONG NEWTIME PHARMA

Undrained air conditioner

The invention provides an undrained air conditioner, and relates to the technical field of air conditioners. The undrained air conditioner comprises a compressor, a condenser heat exchanger, an evaporator heat exchanger, a water receiving box and a water storing box. The compressor, the condenser heat exchanger and the evaporator heat exchanger are sequentially connected to form a closed loop through pipelines. The water receiving box is located under the evaporator heat exchanger, the condenser heat exchanger is located under the water receiving box, and the water storing box is located underthe condenser heat exchanger. A plurality of water drainage holes are formed in the bottom of the water receiving box. Multi-level evaporation is conducted on condensed water through the undrained air conditioner, it is ensured that the condensed water is evaporated thoroughly, no condensed water is drained out, meanwhile, an electronic heating component does not need to be additionally arranged,the power consumption is low, the structure is simple and the cost is low.
Owner:SHENZHEN ENVICOOL TECH

Methanol reforming hydrogen production reactor with flow velocity distribution uniformity

The invention discloses a methanol reforming hydrogen production reactor with flow velocity distribution uniformity. The reactor comprises an upper cover plate and a lower cover plate, and further comprises the following three cavities: an evaporation cavity, wherein a through tank is arranged in the middle of a first graphite plate, an evaporation plate is arranged below the first graphite plate,and the evaporation cavity is formed in the through tank of the first graphite plate on the evaporation plate; a combustion cavity, wherein a through tank is arranged in the middle of a second graphite plate, a combustion reaction plate is arranged below the second graphite plate, and the combustion cavity is formed in the through tank of the second graphite plate on the combustion reaction plate; and a reforming reaction cavity, wherein a through tank is arranged in the middle of a third graphite plate, and two foam metal plates and a corrugated plate are arranged in the through tank. Each plate is provided with through holes, so that a methanol combustion reactant and a methanol steam reforming reactant respectively circulate through two respective paths. The reactor has the advantagesof good heat-conducting property, low density, light weight, good sealing property, uniform reactant flow velocity distribution, increase the reactant conversion rate, enhancement of the flow directionality, avoiding of turbulence and enhancement of the heat transfer and mass transfer effects.
Owner:ZHEJIANG UNIV

Method and device for deodorizing domestic waste

The invention relates to the field of pretreatment of domestic waste, in particular to a method and a device for deodorizing the domestic waste. The method comprises the following steps: continuously heating the domestic waste, enabling the temperature of the domestic waste to be kept in the range of 100 DEG C to 270 DEG C, and obtaining evaporated water vapor; collecting the water vapor and deodorizing the collected water vapor. In the waste heating process, an odor ingredient is evaporated along with the water vapor so as to deodorize the water vapor; the deodorizing manner has a good effect; moreover, manpower and material resources are saved; the problem of odor of the domestic waste is solved. The device comprises a medium-high frequency drying machine and a deodorizing device which are sequentially connected by a pipeline; the medium-high frequency drying machine comprises a rotary kiln, a medium-high frequency coil and a power cabinet connected with the medium-high frequency coil. By the powered medium-high frequency coil and the rotating rotary kiln, a great quantity of resistance heat is generated, moisture in the waste is evaporated by 3 percent to 5 percent, only about 16 kilowatt-hour of electricity is required, the processed domestic waste does not emit odor in 48 hours and no landfill leachate is drained out from the processed waste.
Owner:江苏瑞一量子研究院有限公司

Heat exchanger for heat pump, and heat pump applying same

The invention discloses a heat exchanger for a heat pump. The heat exchanger comprises an auxiliary heat exchange cabin, a buffer cabin and a main heat exchange cabin which are sequentially connected, wherein the main heat exchange cabin comprises a main heat exchange cabin shell, a main heat exchange tube bundle is arranged in the main heat exchange cabin shell, one end of the main heat exchange tube bundle is communicated with the buffer cabin through a first main heat exchange tube plate, and the other end of the main heat exchange tube bundle is communicated with a refrigerant drainage tube through a second main heat exchange tube plate; the auxiliary heat exchange cabin comprises an auxiliary heat exchange cabin shell, a capillary tube bundle is arranged in the auxiliary heat exchange cabin, one end of the capillary tube bundle is communicated with a refrigerant supply tube through a capillary tube liquid distributor, and the other end of the capillary tube bundle is communicated with the buffer cabin through a capillary tube plate; the buffer cabin comprises a buffer cabin shell, the main heat exchange cabin is provided with a main water inlet tube and a main water outlet tube, the auxiliary heat exchange cabin is provided with a water absorption tube connected to the main heat exchange cabin and an auxiliary water outlet tube connected to the main water outlet tube. The invention further discloses a heat pump applying the heat exchanger above. A refrigerant in the main heat exchange tube of the heat pump disclosed by the invention is balanced, and the heat exchange efficiency is high.
Owner:SHANDONG HONGLI HEAT PUMP ENERGY

Printed color coated sheet with high distinctness of image and preparation method thereof

The invention relates to a printed color coated sheet with high distinctness of image and a preparation method thereof. The printed color coated sheet with high distinctness of image mainly comprisesa metal layer; a chemical treatment layer, a floating coat and a varnish protective layer are sequentially arranged on the upper surface of the metal layer from the surface of the metal layer; and a chemical treatment layer and a back paint layer are sequentially arranged on the lower surface of the metal layer from the surface of the metal layer. According to the printed color coated sheet, metallayer pretreatment and metal layer surface chemical treatment are sequentially carried out on the surface of the metal layer, the surface of the metal layer is coated with an anti-corrosive primer layer and a back primer layer, the upper surface of the metal layer is coated with the floating coat, the upper surface of the metal layer is provided with a texture layer through gravure printing, thesurface of the metal layer is coated with the varnish protective layer, and a protective film layer adheres to the upper surface of the metal layer. The printed color coated sheet treated by the process has the advantage of being relatively high in distinctness of image.
Owner:合肥河钢新材料科技有限公司 +1

A method and device for rapid optical suspension of microspheres

The invention provides a method and device for a micro ball to rapidly achieve optical suspension. The device comprises a transparent sensing unit, a cavity is formed inside the sensing unit, the cavity is used for providing a space for the micro ball to achieve optical suspension, a first hole and a second hole are formed in the surface layer of the sensing unit, the first hole is used for providing a passage allowing the micro ball to enter the cavity, the second hole is used for providing a passage allowing the micro ball to be discharged out of the cavity, and a fundamental-mode gaussian beam is focused on the micro ball. The sensing unit is connected with a heater, and the heater is used for heating a micro ball solution in the cavity of the sensing unit. By the adoption of the method and device for the micro ball to rapidly achieve optical suspension, a micro ball optical suspension system is lighter, smaller and low in cost; optical suspension of the micro ball in a liquid environment is achieved more easily compared with optical suspension of the micro ball in an air environment, the liquid where the micro ball is located is completely evaporated by adopting a heating method, therefore, optical suspension of the micro ball in the liquid environment is converted into optical suspension in the air environment, and the speed of converting the non-suspensions state of the micro ball into the optical suspension state in the air environment is improved.
Owner:CHINA THREE GORGES UNIV

Double-path filter pressing separation device and operation method

The invention discloses a double-path filter pressing separation device and an operation method. The double-path filter pressing separation device comprises a filter pressing box and a reaction box, wherein the filter pressing box is provided with a first feeding opening; a motor is arranged at the top of the filter pressing box; the motor is connected with a pressurizing plate through a hydraulicrod; an opening is formed in the lower side of the filter pressing box; a filtering screen is arranged at the opening; a second feeding opening is formed in one side of the filtering screen; the lower side of the second feeding opening is connected with the bottom end of a spiral evaporator and the top end of the spiral evaporator is communicated with a pump; two pipeline channels are formed in the pump; one pipeline channel is connected with a heating box and the other pipeline channel is connected with a cooling box; a plurality of guide pipes are arranged at one side of the heating box; the guide pipes are communicated with a filtering box; a first cooling box is communicated with a vacuum box; the filtering box and the vacuum box are communicated with a material tank through hoses. The double-path filter pressing separation device has the advantages that the double-path filter pressing separation device has a novel structure and double paths.
Owner:MAANSHAN NIUZE TECH SERVICE

Tea enzyme deactivation device

The invention relates to the field of tea processing, and particularly relates to a tea enzyme deactivation device. The device comprises a cooking range, a wok, a frame, a servo motor, a supporting rod, a stirring rod, a rack, a tea toss rod, and a bump board. The supporting rod is fixedly connected to the free end of an output shaft of the servo motor; two ends of the stirring rod are fixed with shoveling pressing blocks; a through hole is formed at the center of the stirring rod in a radial direction; the supporting rod and the through hole are in interference fit; the rack is horizontally arranged and slidably connected to the frame; the supporting rod is connected to a gear through a key joint, wherein the gear engages with the rack; the center of the tea toss rod is hinged to the frame; one end, which is close to the wok, of the tea toss rod is fixed with a shoveling block; one end, which is close to the tea toss rod, of the rack is hinged to a connecting rod; the free end of the connecting rod is hinged to one end, which is remote from the wok, of the tea toss rod; and the bump board is fixed on the frame and above the wok. As the technical scheme is adopted, the tea enzyme deactivation device can conduct deactivation of enzymes on tea, and the tea is uniformly heated, and the device can simulate the tossing and covering of artificial tea processing, and the tea subjected to deactivation of enzymes has high quality.
Owner:金寨县茶溪部落农业科技有限公司

Reaction system and process for preparing acetic acid through methanol carbonylation

The invention relates to a reaction system and process for preparing acetic acid through methanol carbonylation. The reaction system comprises a reaction container, a container shell, a container inner container and the like. A reaction container is arranged to be of a structure combining a container shell and a container inner container, the reaction container comprises the container shell, the container inner container and a container sealing cover, the container inner container is located in the container shell, the inner wall of the container inner container replaces the container shell to make contact with reactants, and the container sealing cover is used for sealing the open end of the reaction container. The side wall of the container inner container is coated with the anti-corrosion coating, the container inner container can replace the container shell to make contact with reactants, and therefore the purpose that the whole reaction container does not need to be replaced can be achieved only by periodically replacing the container inner container, and the equipment cost is effectively reduced.
Owner:CHANGZHOU INST OF DALIAN UNIV OF TECH

Method and device for deodorizing domestic garbage

The invention relates to the field of domestic garbage pretreatment, in particular to a method and device for deodorizing domestic garbage. The method comprises the following steps: continuously supplying heat to domestic garbage, keeping the temperature of domestic garbage between 100°C and 270°C to obtain evaporated water vapor; collecting water vapor, and deodorizing the collected water vapor. During the heating process of the garbage, the odor components evaporate with the water vapor, and the water vapor is deodorized. The deodorization method has a good effect, saves manpower and material resources, and solves the odor problem of domestic garbage. The device includes a medium-high frequency dryer and a deodorizing device sequentially connected through pipelines; the medium-high frequency dryer includes a rotary kiln, a medium-high frequency coil and a power cabinet connected with the medium-high frequency coil. A large amount of resistance heat is generated in the energized medium-high frequency coil and the rotating rotary kiln to evaporate 3%‑5% of the water in the garbage, and only needs about 16 degrees of electricity, so that the treated domestic garbage will disappear within 48 hours. It emits a foul smell and does not discharge leachate.
Owner:江苏瑞一量子研究院有限公司

Preparation process of moisture-removing agent for transformer substation cabinet

The invention discloses a preparation process of a moisture-removing agent for a transformer substation cabinet, belonging to the technical field of preparation processes of moisture-removing agents.The preparation process of the moisture-removing agent for the transformer substation cabinet is characterized in that the moisture-removing agent is prepared from calcium chloride, phosphorus pentoxide, sulfuric acid, calcium carbonate, quick lime and an organic solvent in parts by weight. According to the invention, calcium chloride is added, so the moisture absorption performance of the productis good, absorbed water can be evaporated under the action of phosphorus pentoxide and quick lime, toxic gas generated in sulfuric acid and an organic solvent is reduced by adding calcium carbonate,irritant gas can be eliminated by adding calcium carbonate, and therefore, the product cannot cause harm to a human body and is allowed to have light fresh scent, constructors can work better in the transformer substation cabinet, and the harm of harmful gas to the constructors is avoided.
Owner:江苏永勃电力科技有限责任公司 +1

Novel air conditioning cabinet

The invention discloses a novel air conditioning cabinet. The air conditioning cabinet comprises an evaporator and a warm air core body; the evaporator is connected with a refrigerant output pipe; thewarm air core body is connected with a water outlet pipe; the refrigerant output pipe is sleeved with a water passing sleeve; a water passing channel is formed between the water passing sleeve and the refrigerant output pipe; and the water passing channel communicates with the water outlet pipe through a water inlet branch pipe and a water outlet branch pipe. According to the novel air conditioning cabinet, under the condition that no other cooling measures are added, the low temperature of refrigerant is fully utilized to cool cooling water, and the energy utilization rate is increased. Meanwhile, the refrigerant in the refrigerant output pipe is subjected to secondary heating, so that the refrigerant is evaporated more thoroughly; and therefore, the refrigerating capacity of the evaporator is improved, and the required energy consumption is lower when the thoroughly evaporated refrigerant enters a compressor.
Owner:CHONGQING SONGZ AUTOMOBILE AIR CONDITIONING CO LTD

Grain storage anti-insect pesticide and preparation method thereof

The invention discloses a grain storage anti-insect pesticide and a preparation method thereof, and relates to the technical field of anti-insect pesticide production. The grain storage anti-insect pesticide comprises a shell and a pesticide; the shell is prepared from the following component raw materials in parts by weight: 40 to 50 parts of starch, 20 to 30 parts of bentonite, 10 to 20 parts of gypsum and 25 to 35 parts of water; the pesticide is prepared from the following component raw materials in parts by weight: 30 to 40 parts of nicotine, 10 to 20 parts of chloropicrin, 20 to 30 parts of carbon disulfide and 40 to 60 parts of ethyl alcohol. The method comprises the following steps: fully mixing the shell materials, such as the starch, the bentonite, the gypsum and the water; heating to the temperature of 70 to 90 DEG C; carrying out cooling and preparing into hollow shell; then drying; fully mixing the nicotine, the chloropicrin, the carbon disulfide and the ethyl alcohol of the pesticide; then injecting the pesticide mixture into dried hollow shell pills; sealing needle holes which are formed by injection with the starch to form closed pills; performing vacuum package on the pills. The grain storage anti-insect pesticide is good in insect preventing effect and good in pesticide effect, vaporizes thoroughly, and cannot cause secondary pollution.
Owner:和县金城米业有限责任公司

System and method for evaporating desulfurization wastewater by utilizing waste heat in flue

The invention provides a system and method for evaporating desulfurization wastewater by utilizing waste heat in a flue. The system comprises an air preheater, the flue, an electrostatic dust collector and a desulfurization tower which are sequentially arranged along a flue gas circulation direction; the desulfurization tower is connected with a triple box to obtain pretreated desulfurization wastewater; the air preheater is used for generating hot secondary air by utilizing flue gas waste heat; a desulfurization wastewater atomization assembly is arranged in the flue, and the triple box communicates with the desulfurization wastewater atomization assembly; a first hot secondary air injection pipe assembly is further arranged in the flue, and a first hot secondary air injection pipe assembly is transversely arranged at the bottom of the flue and connected with the air preheater; and the electrostatic dust collector is used for capturing crystalline salt formed after the desulfurizationwastewater is dried and dust in flue gas. The system is simple in structure, convenient to manufacture, capable of effectively improving evaporation of desulfurization wastewater and precipitation ofcrystalline salt, capable of avoiding corrosion of the bottom of the flue and the electrostatic dust collector, capable of saving cost and high in practicability.
Owner:GUODIAN LONGYUAN POWER TECH ENG

Gas turbine preevaporation combustion-chamber for combusting ethanol fuel

The invention discloses a pre-evaporation combustion chamber of a gas turbine burning ethanol fuel. The pre-evaporation combustion chamber of the gas turbine burning ethanol fuel adopts a single tubecylinder combustion chamber structure which is formed by a combustion chamber cartridge receiver and a flame tube; an inlet of the combustion chamber is used for introducing air current, and is weldedwith the combustion chamber cartridge receiver; an ethanol supply path adopts a direct injecting hole as an ethanol nozzle, liquid ethanol is supplied to a pre-evaporation tube; atomization, evaporation and doping of the ethanol can be completed by using temperature and aerodynamic force of the current in the pre-evaporation tube; air is aerated into the tube from a primary injection hole and a secondary rotational flow hole, the primary injection hole can be divided into two proposals of a radial direction and an axial direction, the rotational flow is not generated by primary jet current, and the rotational flow is completely generated by the current which is aerated from the secondary rotational flow hole; the liquid ethanol is evaporated and is mixed with the air through the functionsof the primary jet current and the secondary rotational flow; the mixed combustible gas is aerated to the flame tube from the pre-evaporation tube; and the combustion of the ethanol is completed in the flame tube by an electric spark lighter; and the pre-evaporation combustion chamber can sufficiently exert characteristic of the ethanol fuel by using the pre-evaporation tube, thereby improving efficiency of the combustion chamber and reducing pollution emission.
Owner:BEIHANG UNIV

Non-conductive film vacuum coating process

The invention relates to the technical field of plastic piece surface treatment, in particular to a non conducting film vacuum filming process. The process comprises the following steps: 1. the filming materials of silver and indium are prepared to be as follows: the weight ratio is 4 to 3 and the volume ratio is 1 to 1; 2. the prepared filming materials of the silver and the indium are placed ina material basket in a vacuum room of vacuum filming equipment; 3. the filming product is charged, a door of the vacuum room is closed, and the vacuum room is vacuum pumped; 4. the semi-automatic evaporation function of the vacuum room of the vacuum filming equipment is started, the voltage is adjusted to 1.70V, and the pre-heating is performed for 28 seconds; 5. the voltage is adjusted to 3.10V,and the pre-evaporation is performed for 12 seconds; 6. the voltage is adjusted to 3.85V, and the evaporation is performed for 10 to 12 seconds; and 7. the door of the vacuum room is opened, and the product is taken out. The process effectively solves the problem that the non conducting film is a little yellow.
Owner:GUANGDONG JANUS SMART GRP CO LTD

Device and method for preparing titanium oxide nanorods by using waste denitration catalyst

The invention discloses a device for preparing titanium oxide nanorods by using a waste denitration catalyst, the device comprises a compressed air purging device, an acid washing device, a leaching device, a blast drying box, a crushing device, a grinding device and a stock bin which are sequentially connected through a transmission guide rail according to the preparation and processing sequenceof the titanium oxide nanorods, according to the method, the waste denitration catalyst is sequentially subjected to purging, acid pickling, leaching, drying, crushing, grinding and reacting through the transmission guide rail, and finally the titanium oxide nanorods are prepared from the denitration catalyst. According to the device and the method, the waste denitration catalyst is recycled, theblank of the relative industry is filled, the resource utilization rate is increased, and a new thought is provided for an efficient and high-value utilization mode of resources; automation is realized, the number of field operators is reduced, the production efficiency is improved, the production cost is reduced, and industrial production is facilitated.
Owner:GUOHUI ENVIRONMENTAL PROTECTION NEW ENERGY +1
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