15 results about "Gaseous substance" patented technology

The invention discloses a preparation method of a protective cover plate, and belongs to the technical field of display. The preparation method of the protective cover plate comprises the steps that after a first protective film and a first shading layer are sequentially formed on the first side of a cover plate body, pollutants are attached to the first side of the cover plate body, and the first side of the cover plate body is subjected to first cleaning treatment. In the cleaning process, the plasma bombards the first side of the cover plate body, so that the pollutants are separated from the surface of the first side of the cover plate body, meanwhile, the plasma reacts with the pollutants, chemical bonds in pollutant molecules are destroyed, and the surface pollutants are changed into ions and gaseous substances with low adhesive force; and pollutants with reduced adhesive force can be removed from the first side of the cover plate body, so that the cleanliness of the protective cover plate is relatively good.

This recovery system 100 comprises: a first gas separation device 11 that separates a first gas G1 including a gaseous substance A and a gaseous substance B different from the gaseous substance A to obtain a second gas G2 in which the substance A content is higher than in the first gas G1; a recovery device 20 that changes the state of the substance A included in the second gas G2 and recovers the substance A; and a third gas circulation path 61 that guides a third gas G3 discharged from the recovery device 20 to the upstream side of the first gas separation device 11. For example, the first gas includes carbon dioxide as the substance A and nitrogen as the substance B.

A gaseous substance collection system that can be used on extraterrestrial celestial bodies is envisaged for collecting target gaseous atoms and molecules that float in a shielded environment at a pressure equal to or less than 1 * 10-5 bar. The shielded environment is defined within a cover placed on top of the granular soil, and in one embodiment, the granular soil is a weathered layer. The cover includes a cover body extending from an edge to a top of the cover. The shielding environment is not communicated with the external environment through the cover body. The mining device further comprises a blade, a heat source and a gas collecting face. A blade extends from the edge and is configured to penetrate particulate soil. A heat source disposed in the cover is configured to heat particulate soil. The gas collection face is disposed in the shielded environment and is configured to maintain a temperature below 100 DEG Kelvin.

The invention relates to a device and a method for detecting a gaseous emission from a surface (4). According to the invention, at least one gas sensor arrangement (16) is included for detecting at least one gaseous substance emitted from a filmy residue (2) on the surface (4) of a solid or the surface (4) of a fluid (30).

The utility model belongs to the technical field of experimental appliances, particularly relates to an experimental injector, and aims to solve the problems that the reaction between solid substances or between solid substances and gas substances is troublesome to complete by using an injector and materials are inconvenient to put into the injector, and the technical scheme is as follows: the experimental injector comprises an injector tube, a connector tube is arranged at the bottom of the injector tube, the connector tube is communicated with the injector tube, a piston plate is connected into the injector tube in a sealed and sliding mode, and a movable tube is fixedly installed on the top of the piston plate. And solid substances can be prevented from falling off, so that operation can be conveniently carried out when the solid substances react with gas or the solid substances react with liquid substances.

The utility model discloses a horizontal cyclone desanding separator adapting to severe working conditions. The horizontal cyclone desanding separator comprises a barrel body part, a feeding barrel, a stacking barrel and an overflow plate, the feeding barrel is arranged on one side of the barrel body part, the stacking barrel is arranged in the barrel body part, the bottom of the feeding barrel is inserted into the stacking barrel, overflow plates of the stacking barrel are sequentially arranged in the length direction of the barrel body part, and a swirler and an air outlet barrel are arranged in the feeding barrel; according to the scheme, mixed materials enter the swirler through the feeding cylinder, the mixed materials can be accelerated in the process of passing through the swirler, centrifugal force is generated to separate gaseous substances from non-gaseous substances, the gaseous substance cylinder is discharged outwards through the gas outlet cylinder, and the non-gaseous substances sink into the stacking cylinder to be stacked. At least 90% of gaseous substances can be separated in a rotational flow centrifugal mode, while a traditional gravity separator can only separate 80% of gaseous substances at most, and by means of the scheme, the effective gaseous substances can be separated more efficiently.

A gaseous substance collection system that can be used on extraterrestrial celestial bodies is envisaged for collecting target gaseous atoms and molecules (materials) that float in a shielded environment at a pressure equal to or less than 1 bar. A shielded environment is defined within a cover and skirt arrangement placed on top of granular soil, in one embodiment, the granular soil is a weathered layer. The cap and skirt device generally include a skirt extending from the cap that is substantially sealed over the weathered layer surface to create a shielded environment that prevents gaseous material from escaping into the space. The skirt may be lowered or dragged across the weathered layer surface, even made into a conforming surface. The gaseous material may be mined by a blade or digging tool and a heat source that releases the gaseous material from the weathered layer.

The application discloses a cooling liquid leakage detection method and related equipment, and relates to the field of vehicle safety detection, and mainly aims to solve the problem that there is currently a lack of a better method for detecting cooling liquid leakage. The method comprises the following steps: acquiring the volume change rate of antifreeze of an expansion tank, the amount change rate of gaseous substances and the hydrogen concentration; detecting the rotating speed data of a water pump of a cooling system where the expansion tank is located, wherein the rotating speed data is used for feeding back the stable state of the water pump; and under the condition that the state of the water pump is stable, determining the leakage condition of the cooling liquid based on the volume change rate of the antifreeze, the amount change rate of the gaseous substances and the hydrogen concentration. The application is used for the cooling liquid leakage detection process.

The invention relates to a gaseous substance high-concentration device and an exhaust gas treatment device for treating the gaseous substance. The invention provides a gaseous substance concentration device, which is characterized in that the concentration device is used for concentrating a gaseous substance, and the concentration device comprises: an adsorption part which forms a plurality of functional areas for adsorbing, concentrating and desorbing the gaseous substance in an exhaust gas; the present invention relates to a concentration device comprising an adsorption member having a plurality of functional regions including an adsorption region, a desorption region, and a cooling region, and a driving unit for relatively rotating the adsorption member with respect to exhaust gas, the concentration device comprising: an exhaust gas passage flowing from an exhaust source into the adsorption region; a desorption gas passage for discharging the concentrated gas from the desorption region; a cooling gas passage flowing into the cooling region; and a recirculation passage diverted from the desorption gas passage and converging with the cooling gas passage, in which a portion of the concentrated gas of the desorption gas passage flows into the cooling region through the recirculation passage.

The invention relates to the technical field of gas substance trapping, and provides a device and a system for trapping substances in rarefied gas at an ultralow temperature, the device comprises: a trapper, which is provided with a closed first cavity, an inlet of the first cavity is provided with a first valve body, and the first cavity is internally provided with a thermolator; the storage device is provided with a closed second cavity, an inlet of the second cavity is communicated with an outlet of the first cavity, and a second valve body is arranged at the inlet of the second cavity; when the first valve body is opened and the second valve body is closed, the cold head reduces the temperature in the first cavity so as to desublimate gas in the first cavity; and when the first valve body is closed and the second valve body is closed, the cold head increases the temperature in the first cavity, and the gaseous substance is liquefied. According to the device, multiple cyclic capturing can be carried out after one-time capturing is completed, a large number of substances are captured, the capturing effect is better, sequence sampling can be carried out at different heights, and the use mode is more flexible and diverse.

A process reactor (10) for splitting off molecular components of a gaseous substance (46) or mixture of substances in a separation process includes a reaction chamber (12) with a gas inlet (28, 40) and a gas outlet (73). At least one gas supply (32) is provided, which directs the gaseous substance (46) or the gaseous mixture from the gas inlet (40) to a reaction site (21) in the reaction chamber (12). Separating means (53) in the reaction chamber (12) separate molecular components at the reaction site (21). A power supply (50, 58) is provided for the separating means (53). At least one molecule separator (76) separates different molecular components or newly formed molecules from the molecular components.

The utility model discloses a gas mixing tank for efficiently mixing gas and liquid phase substances, and belongs to the field of technical equipment. The gas mixing tank mainly comprises a gas inlet bin, a mixing bin, a buffering bin and other working devices. The gas inlet bin, the mixing bin and the buffering bin are sequentially connected from left to right, the gas inlet and the gas outlet are formed in the left end of the gas inlet bin and the right end of the buffering bin respectively, and other working devices mainly comprise a temperature control system and a liquid phase conveying system. According to the gas mixing tank, accurate controllable vaporization of liquid-phase substances can be achieved through the temperature control system and the liquid-phase conveying system, and meanwhile efficient mixing of the liquid-phase substances and gaseous substances is achieved. Gaseous mixing of multiphase pollutants in a laboratory can be completed, and efficient mixing of various reactants in a fine chemical reaction system can be achieved. Meanwhile, the gas mixing tank is simple in structure and low in cost, and has a great application prospect.

The utility model discloses a chemical substance reaction device which comprises a magnetic stirrer base body, a magnetic stirring rotor, a container bottle and a sealing plug, the stirring rotor is arranged in the container bottle, the container bottle is arranged on the magnetic stirrer base body with the bottle opening facing upwards, and the sealing plug is arranged on the magnetic stirrer base body. The sealing plug comprises an iron cover plate and an elastic plug body matched with a bottle opening of the container bottle, the elastic plug body is installed on one end face of the iron cover plate, and an elastic sealing gasket is arranged at the position, located on the periphery of the elastic plug body, of the end face of the iron cover plate. According to the chemical substance reaction device provided by the utility model, the efficient sealing of the bottle opening of the container bottle is realized on the premise of ensuring that chemical substances can be effectively stirred in the container bottle, so that gaseous substances are prevented from being volatilized from the container bottle, the realization conditions are stabilized, and the safety in an experiment process is improved.

The invention relates to the technical field of separation equipment, in particular to a pressure reduction type continuous separation treatment system which comprises a negative pressure separation device, a temperature control device, a heat exchange device and a collection device, mixed liquid needing to be separated is heated through the negative pressure separation device, and distillation output is carried out according to different boiling points of components in the mixed liquid; wherein the temperature control device can be used for accurately adjusting the temperature, so that the separation effect is ensured; the heat exchange device is arranged to condense and distill the distilled gas-like substance or mixed gas substance, and finally the gas-like substance or mixed gas substance is recycled through the collecting device; continuous separation of mixed liquid with different boiling points is achieved, the separation efficiency is high, the separation effect is good, meanwhile, the recovery rate of low-boiling-point substances is increased, and heat recovery is facilitated.