135 results about "Cold condensation" patented technology

Handling of the condensate collecting vessel in conventional breath analysis apparatuses having a cold condensation mechanism is complicated, and time consuming.

The present invention provides a method for analyzing exhaled breath using a breath analysis apparatus, the breath analysis apparatus including: a vessel; an injection port of the exhaled breath; an outlet port of the exhaled breath; a cooling unit; an electrode zone; a counter electrode zone; and a chemical substance detection unit, in which the exhaled breath contains water vapor and a volatile organic compound, the volatile organic compound having a molecular weight of no lower than 15 and no higher than 500, and the method for exhaled breath analysis comprising the steps of: injecting the exhaled breath from the injection port into the vessel; condensing the exhaled breath on the outer peripheral surface of the electrode zone by cooling the electrode zone with the cooling unit; forming charged fine particles from the condensed breath; recovering the charged fine particles into the chemical substance detection unit by an electrostatic force; and detecting the volatile organic compound included in the charged fine particles recovered.

The invention discloses a self-sufficient water supply disc type solar sea water desalting device. A device body consists of a transparent lighting cover, a pad plate, a distiller case, a fresh water collecting bottle, a protection belt, a convex floating plate, a water supplementing pipe, a heat absorption plate, a foam plate, an insulation material and a distiller inner liner. After solar radiation is absorbed by an absorption plate through passing through the transparent lighting cover, the solar radiation is used for heating thin sea water layer at the upper side so that the sea water is evaporated through being heated, and the generated vapor is condensed into fresh water on a transparent glass surface. When the sea water is evaporated through being heated, outside sea water can be supplemented into a distillation chamber through the water supplementing pipe and water supplementing holes so that the water level constancy in the distillation chamber is ensured, the sea water in the distillation chamber realizes the salinity diffusion towards the outside sea water through the water supplementing pipe and the water supplementing holes under the concentration difference effect, and the self salinity is reduced. The device provided by the invention has the advantages that no any conventional energy sources are needed, the structure of the device is simple, the artificial watching and management is not needed, and the device is particularly suitable for being used on island sea and navigation boats.

The invention relates to a technical method for taking samples of semi-volatile organic compounds SVOC in a waste gas discharge pipe. The isokinetic sampling principle is adopted. A filter cylinder, a liquid collection bottle and an absorbent are used for collecting SVOC samples from the waste gas discharge pipe. The structure mainly consists of a sampling device and an isokinetic sampler mainframe; the sampling device comprises a pitot tube, a temperature sensor, a humidity sensor, the filter cylinder, a heating insulating device, a condensation device, the liquid collection bottle, an absorption tank, and an absorbent. When in sampling, the sampling device is inserted into the waste gas discharge pipe; a microprocessor in the isokinetic sampler tracks the discharge flow velocity of the sampling point; the purpose of isokinetic sampling can be achieved by maintaining the isokinetic sampling conditions; the SVOC samples in the form of particle in the waste gas discharge pipe are collected in the filter cylinder; the SVOC samples in the form of steam flow into the liquid collection bottle after being condensed; the SVOC samples in gas phase state are collected by the absorbent in the absorption tank; the rest gas after passing through the isokinetic sampler is discharged by an air extracting pump into the atmosphere; and after the sampling ends, samples collected in the filter cylinder, the liquid collection tank and the absorbent in the absorption tank are sent to a chemical laboratory for analysis.

Alcohol fuel can be produced by: treating raw materials, fermenting, refining, molecular sieve adsorption dewatering, and waste liquid treating. A thermal coupling is used to connect dewatering and condense distilling procedures, i.e., gas alcohol from refining process is fed to molecular adsorption dewatering process after thermal coupling condensation and distillation. Heat energy released from cold condensation is used as heat energy for distillation. None of energy is needed any more. The raw materials may be corn, rice, wheat, Chenese sorghum, dry sweet potato, cassawa, sugarcane juice, sugarbeet juice, or green cyrup, etc.

The invention belongs to the technical field of drying devices, and relates to a heat pump industrial drying machine, solving the technical problems of insufficient reasonable design in the prior art and the like. The drying machine comprises a box body; the upper part of the box body is provided with a sealed drying chamber; the drying chamber is internally provided with a cylindrical cylinder which is connected with a cylinder driving mechanism; the drying chamber is internally provided with a condenser which is positioned above the cylinder and the temperature is higher than the temperature in the drying chamber; one side of the condenser is provided with a circulation fan which can reduce the temperature of the condenser and blows hot air to a heated drying object in the cylinder; a dehumidifier the temperature of which is lower than that in the drying chamber is arranged below the condenser; a water collecting mechanism is arranged below the dehumidifier; and the lower part of the box body is provided with a heat pump system which is connected with the condenser and the humidifier. The drying machine has the advantages that the drying machine is easy to install, is convenient to use, is energy-saving, can dry rapidly, and adopts a nontraditional steam heating or electrical heating drying method, the using process is difficult to be influenced by the environmental humidity, and water steam is converted into cold condensation water and is exhausted in the treating process.

This invention relates to a method for decreasing water evaporation loss in cooling tower and its operation method. The method is to use water as condensate in cooling tower, and cool water vapor to water. The mode of operating this method is to produce the hollow-shaped slingshot through the automatic condensate device in cooling tower, and the slingshot spouts the condensate to the slender drip to connect it with the water vapor, which makes it become water when meeting cold. The condensate doesn't connect with the hot that is at cooling process when it descends, but it drops in the collecting-tank directly along the cooling tower wall. The heat that is passed in the cooling course and condensing course is sent out by fan. Working out the wet containing value according to the humidity transformer that is arranged on the top of the cooling tower fan, comparing it with the enacted wet containing value through the transmitter and the control to get the measured warp, and sending out the control signal according to a certain rule, adjusting the shower density of the thrower to achieve the automatic condensation process.

The invention discloses a cooling tower water vapor and heat energy recovery method and system. The method comprises the steps that water vapor exhausted by a cooling tower is introduced into a condenser; in the condenser, water atomization is carried out on a condensing agent to form fine particles which are sprinkled on the water vapor, and the water vapor is condensed into water by meeting the cold; air in the dry heat state is exhausted from the condenser. The system comprises the cooling tower and the condenser. An outlet of an air cylinder at the top of the cooling tower is connected with a water vapor inlet of the condenser. In the condenser, a condensing agent ejector is arranged above the water vapor inlet. According to the cooling tower water vapor and heat energy recovery method and system, the water evaporation loss of the cooling tower can be effectively reduced, the energy which should be abandoned by the system can also be recovered and cooled, and the zero release of the cooling tower of a circulating water system is basically achieved. By the adoption of the system, only appropriate adjustment is required for an existing cooling tower, the condenser and a heat pipe exchanger are additionally arranged, the most economical cooling water spray is used as the condensing agent, and an efficient heat pipe is used for recycling heat energy.

The invention relates to a preparation method of an anti-atomization micrometer and nanometer composite structure copper-based super-hydrophobic surface. The preparation method comprises the following steps that firstly, abrasive paper is used for carrying out polishing, and an ordered micrometer-level coarse structure is established on a metal copper base; then, a high-level ordered nanorod cone array structure is prepared on the surface of the micrometer-level coarse structure, and therefore a micrometer and nanometer graded composite structure is established on the surface of the copper base; and finally, fluoroalkyl silane is used for carrying out high-temperature vacuum fluoridation on the copper base with the micrometer and nanometer composite structure, and the anti-atomization micrometer and nanometer composite structure copper-based super-hydrophobic surface is prepared. According to the copper-based super-hydrophobic surface prepared through the method, the water static contact angle is about 165 degrees, the roll angle is about 1.0 degree, and the copper-based hydrophobic surface has excellent macroscopic hydrophobic performance; the hydrophobic surface is used for carrying out condensation assessment under a low-temperature and high-humidity environment, Cassie state contact of cold condensation drops can still be kept under the atomization condition, and an obvious anti-atomization effect is achieved.

The invention discloses a method for reducing suspension particles in air by using humidification water condensation, and an apparatus thereof. Polluted air contains uniformly mixed water vapor molecules, suspension particles and clean air, the polluted air undergoes discrete spaced engineering cooling to excite the water vapor molecules in the polluted air condense with the suspension particles as condensation nuclei in order to form suspension particle-containing water droplets, the water droplets comprise small water droplets and large water droplets, the small water droplets growth under the action of outside force to become large water droplets, and the large water droplets are separated from the polluted air under the action of outside force in order to form clean air. The suspension particles and the water vapor molecules are uniformly distributed in the polluted air, so the quantity of the liquid drops formed after liquefaction of the water vapor molecules is large, the specific surface area is large, the dimensions of initial liquid droplets are small enough, the liquid droplets are uniformly distributed, and the suspension particle removal efficiency is very high.

The invention relates to a reaction device which is used to study the behaviour of a catalyst in the presence of reactants. The inventive device comprises: various different mass flow regulators (1, 1′, 1″), which are used to supply a known controlled stream of gases, a pump (2) which supplies the system with liquid reactants from a container (3); a hot box (13), wherein have been placed a supply current evaporator (15) and preheater (16); a valve (17) which can be used to select the process path; a reactor (5) into which the catalyst is introduced inside a furnace (19); a system (6) which can be used to separate the liquid and gaseous products by means of cold condensation under pressure and which controls the pressure (7) in the line of output gases; and a system (8) for controlling the level in the decantation operation, said system being automated and computerised.

The invention relates to a portable solar photo-thermal evaporation seawater desalination distiller, which comprises a condensation structure, a photo-thermal conversion material, a water guide channel, a heat insulation layer, a seawater communication layer and a fresh water collection tank, wherein the condensation structure is arranged to be a structure facilitating downward sliding of condensed water, the photo-thermal conversion material is arranged on the lower portion of the condensation structure, the heat insulation layer is arranged on the lower portion of the photo-thermal conversion material, the through water guide channel is formed in the heat insulation layer, the lower edge of the condensation structure is communicated with the upper portion of the fresh water collection tank at the periphery of the heat insulation layer, the fresh water collection tank and the bottom surface of the heat insulation layer define the seawater communication layer, the bottom of the fresh water collection tank is provided with the fresh water discharge hole, and the bottom surface of the fresh water collection tank is provided with a through seawater communication hole. According to the invention, the condensation structure facilitating downward sliding of condensed water is arranged, the condensation structure is communicated with the conical fresh water collection tank, the seawater communication layer between the fresh water collection tank and the heat insulation layer can meet the requirement for continuous drawing of seawater, the floatable property is achieved, and high-efficiency seawater desalination is achieved.

The invention provides an air conditioning system and a corresponding humidification control method thereof. The air conditioning system comprises a humidification device, a first outdoor heat exchanger and a second outdoor heat exchanger, wherein the first outdoor heat exchanger and the second outdoor heat exchanger are connected in parallel. The first outdoor heat exchanger is provided with a water pan arranged corresponding to the first outdoor heat exchanger. The water pan is used for receiving defrosting water formed by defrosting of the first outdoor heat exchanger. The defrosting waterin the water pan is conveyed into the humidification device to humidify an air conditioning space. According to the air conditioning system and the corresponding humidification control method thereof,the first outdoor heat exchanger specially used for condensation frosting and defrosting to generate the defrosting water is arranged on the outdoor side, the water generated in the frosting and defrosting process is used for automatically filling a humidification and water storage device, so that the indoor space is humidified, a user does not need to manually add humidification water, and the use comfort degree and convenience of an air conditioner are improved.

The invention relates to a method for preparing turnip chitin binding protein through a macromolecular cold-condensation method. The principles of PAA+R.CBP -> PAA-R.CBP and PAA-R.CBP+Ca<2+> -> PAA-Ca<2+>+R.CBP are utilized, turnip used as a material is purified to obtain R.CBP powder, wherein the purification step comprises induction, extraction, selective thermal denaturation, ultrafiltration concentration, condensation reaction and displacement. The technical production equipment has low investment, the technology is simple and easy to realize industrial production; and PAA can be recycled by adopting the reaction product PAA-Ca<2+> and using a H2SO4 solution, the cost can be reduced, and no environmental pollution is caused.

The invention discloses a phase change cold condensation device. The phase change cold condensation device is characterized in that a first-stage heat exchange unit, a second-stage heat exchange unitand a third-stage heat exchange unit are sequentially arranged in a heat exchange shell; each stage of heat exchange unit is structurally characterized in that multiple rows of heat exchange pipe setsare included, all heat exchange pipes in each heat exchange pipe set are in end to end connection through multiple heat exchange bend pipes to form multiple snake-shaped heat exchange pipelines, inlets of the snake-shaped heat exchange pipelines communicate with a water inlet collection box at the same time, and outlets of the snake-shaped heat exchange pipelines communicate with a water outlet collection box; density of the heat exchange pipes in the first-stage heat exchange unit is higher than that of the heat exchange pipes of the second-stage heat exchange unit, and the density of the heat exchange pipes of the second-stage heat exchange unit is higher than that of the heat exchange pipes of the third-stage heat exchange unit; and the pipe diameter of the heat exchange pipes in the first-stage heat exchange unit is smaller than that of the heat exchange pipes in the second-stage heat exchange unit, and the pipe diameter of the heat exchange pipes in the second-stage heat exchangeunit is smaller than that of the heat exchange pipes in the third-stage heat exchange unit. The device can effectively solve large white smoke during smoke exhausting.

The invention discloses a technological process of IGCC gasifier chilling gas, and aims to solve the problem that the existing chilling gas is led out from the top of a washing tower and is naturally entrained with water. A liquid separation facility is included in synthesis gas pretreatment of a purification device, synthesis gas flows through a liquid separation tank after being cooled, entrained water vapor can be completely discharged, and then the synthesis gas flows to a hydrolyzer after heat exchange. The actual operation value of the outlet temperature of the synthesis gas side of the existing heat exchanger is about 105-110 DEG C, the requirement of a chilling gas compressor is completely met, the gas does not contain water vapor and cannot condense and separate water in a subsequent chilling gas pipeline, and the influence of condensed water on low-temperature sulfur corrosion of an impeller rotor and a volute of the compressor is eliminated.

The invention relates to the technical field of oil gas treatment, and discloses a storage tank oil gas treatment device based on liquid nitrogen condensation and an oil gas treatment method. The device includes: a first condensation tank (20), in which a condensation structure is arranged, and on which an oil gas inlet (21) and an oil gas outlet (22) are formed; a second condensation tank (30), in which a second sprayer (36) is formed, wherein a gas feeding pipe (31) and a gas discharge pipe (32) are connected to the second condensation tank (30), the gas feeding pipe being connected to the oil gas outlet; and a liquid nitrogen storage tank (40) connected to a liquid nitrogen pipeline (41), wherein the second sprayer is connected to the nitrogen pipeline through a second feeding pipe (35). In the device, oil is condensed by multiple times through the first and the second condensation tanks in the oil gas treatment device, thereby purifying the oil gas and preventing uncontrolled escape. The device not only prevents safety accidents but also achieves environment-friendly discharge.

The invention discloses a totally-enclosed thermal coupling biological drying reaction device and method. to the method comprises steps of mixing and feeding to-be-treated high-water-content organic waste and biologically-dried clinker into the crushing integrated device to be mixed and crushed; feeding the mixed material meeting the requirements of particle size and moisture content into a rotarybiological drying device; feeding hot air from the combustion device into the rotary biological drying device to provide oxygen and high background temperature for biological drying reaction of mixedmaterials; performing biological drying for 3 to 4 days; reducing the moisture content of the clinker to below 40% and taking out the clinker; feeding part of the clinker into a clinker bin for subsequent back mixing; feeding the remaining clinker into a combustion device for combustion; feeding wet and hot waste gas generated in the biological drying process into a condensing device to be condensed; temporarily storing water separated out in the condensation process at the bottom of the cold condensation device, feeding non-condensable gas into the combustion device to provide oxygen for clinker combustion, using part of heat generated in the clinker combustion process for heating air, and feeding redundant heat into the waste heat recovery device to be recovered.

The invention discloses a boiler for generating power by combusting exhausting gas of yellow phosphorus, belonging to the field of boilers. A boiler body is integrally of as a novel boiler structure arranged in a horizontal n shape, a boiler convection tube bank and a boiler hearth are respectively arranged at the left side and the right side of the boiler body, an overheater is arranged in a transverse straight flue at the rear parts of the boiler convection tube bank and the hearth, and the boiler convection tube bank is a straight flue; because smoke linearly flows for scouring a tube, possibility of condensing various corrosive matters on the tube because the smoke generates a vortex zone at a corner is avoided; and the hearth is provided with a corrosion-preventing water-cooling wall and controls smoke temperature at an outlet of the boiler convection tube bank, corrosion related to the tube of the boiler body is reduced furthest completely due to the adoption of the boiler, problems of failure in an early phase and long service life caused by serious corrosion due to the adoption of the exhausting gas of yellow phosphorus as the fuel in the power generating boiler are solved actually, heat energy of the exhausting gas of yellow phosphorus is effectively recycled, energy resources are greatly saved and environment is favorably protected.

The invention discloses an indoor snowing system with a uniform condensation structure, and relates to the technical field of snowing, in particular to a barrel body and a main body frame, a connecting disc is arranged outside the barrel body, a snow spraying opening is formed in the middle of the interior of the connecting disc, a sleeve plate is arranged outside the snow spraying opening, and a connecting shaft is rotatably mounted in the sleeve plate; and one end of the exterior of the connecting shaft is fixedly connected with a fan outer frame. According to the indoor snowing system with the uniform condensation structure, the placement angle of the barrel body can be adjusted through the design of a first hydraulic air rod in synchronous cooperation with an adapter and a connecting block, so that snowing treatment can be carried out at different angles and heights, and the use flexibility degree is increased; and the angle scale can be referred to when the angle of the barrel body is adjusted, so that a user can directly know the adjusted angle of the barrel body, rapid and accurate adjustment can be performed when the current angle is used again, and the time for adjusting the proper angle of the barrel body is saved.

The invention discloses an EBCMOS resolution parameter measuring device. The device comprises an optical platform, a light source system, a resolution target, an objective lens, a measurement camera obscura, a gas replacement device, a TEC temperature control system and an image acquisition and analysis system. The device is ingenious and reasonable in structural design; the illuminance of a light source and the working temperature of a tested device can be changed; a TEC temperature control table is used for independently and only controlling the temperature of the tested device to achieve rapid temperature changing, so that the testing efficiency is improved; the gas replacement device is arranged, so that air in the measurement camera obscura can be rapidly exhausted, and therefore the water vapor content is reduced, the problem that a testing result is affected by potential water vapor condensation and frosting under the cooling condition is effectively solved; and thus, accurate and integrity evaluation testing on the resolution of an EBCMOS device is achieved, the real level of the resolution of the EBCMOS device in the full working temperature range is accurately reflected, it is guaranteed that the device works reliably in various application scenes, and research, development and production work can be guided.

The invention relates to a boiler tail portion smoke heat energy recovery and low-temperature sulfur removal device and method. The boiler tail portion smoke heat energy recovery and low-temperature sulfur removal device comprises a boiler tail portion flue, wherein a partition valve is arranged in the flue and divides the flue into a waste smoke entering section flue and a waste smoke exhausting section flue. A heat exchanger is arranged above the flue and is provided with multiple heat exchange pipes arranged in the vertical direction, the heat exchange pipes are respectively located above the waste smoke entering section flue and the waste smoke exhausting section flue, and a liquid recovery groove is formed in the lower portion of the flue. Boiler waste smoke is led into the waste smoke entering section flue through an induced draft fan, and waste smoke is discharged through the waste smoke exhausting section flue through the heat exchanger. Sulfur dioxide in the waste smoke is subjected to cold condensation in the heat exchange pipes to form water drops, and the water drops fall into the liquid recovery groove formed in the lower portion of the flue to achieve recovery of sulfur dioxide and other impurities.