Abstract: An air-cleaning fitness device has a main frame, a housing, a driving assembly, a fan device and at least one filter. The housing, the driving assembly and the fan device are mounted on the main frame. The housing has a confined space and an airflow passage. The driving assembly and the fan device are located inside the housing and connect to each other. The fan device has a second inlet and a second outlet. The second inlet and the second outlet are respectively aligned with two ends of the airflow passage. The at least one filter is mounted on the housing and is capable of covering either end of the airflow passage. The driving assembly has at least one driving member which extends out of the housing and drives the fan device. When the user operates the air-cleaning fitness device, the air-cleaning fitness device purifies the air at the same time.

Abstract: In a combustion system, a charge source is configured to cooperate with a collection plate and a director conduit to cause at least one particle charge-to-mass classification to be reintroduced to a flame for further reaction.

Abstract: A suction wall with properties of suction and differentiated filtration of different types of pollutant is provided which is useful for industrial working areas. The suction wall includes a box-like frame, an inner compartment, a suction device for drawing in air, a first air inlet, a filtering device, and a second air inlet. The inner compartment is located between a rear panel and a front permeable diaphragm of the box-like frame, and also includes partitions in the compartment. The filtering device includes at least two filtering units.

Abstract: An aseptic processing workstation can include a processing chamber and an airflow circuit passing through the chamber. The circuit can include an air supply fan, an air return fan and a restriction element. The chamber is located in the circuit between the air supply fan and the air return fan. The restriction element is located in the circuit on the other side of the air supply fan and the air return fan to the chamber. The workstation can include an air inlet fluidly connected at a first connection point to the circuit via inlet valve means. The first connection point is located between the restriction element and the air supply fan. The workstation can include an air outlet fluidly connected at a second connection point to the circuit via outlet valve means.

Abstract: There is provided methods for separating a target material from a raw material by mixing the raw material with water to form a slurry, adding a collector compound to the slurry to modify a relative hydrophobicity of a surface of the target material, adding a facilitator compound to enhance the modification of the relative hydrophobicity of the surface, and forming a froth including a concentrate of the target material. Disclosed methods may also include adding a facilitator compound to a raw material slurry that has been treated with a collector compound and a reagent for neutralizing the collector compound.

Abstract: In the honeycomb rotor recovery concentration apparatus which collects gas, such as carbon dioxide, from stack gas etc., it collects by the highest possible recovery rate, and condenses to the highest possible concentration, and lessens the amount of energy for recovery concentration as much as possible. Adsorption zone 4, preheating zone 12, low concentration gas purge zone 15, desorption zone 5, high concentration gas purge zone 16, pre-cooling zone 13, and cooling zone 7 are provided to the hand of cut of a rotor. Low concentration gas is prevented from mixing in desorption zone 5, and high concentration gas is prevented from being spilt out from desorption zone 5. Pre-heating zone 12 and pre-cooling zone 13 constitute a circulation circuit, and it raises energy-saving nature by pre-cooling and carrying out preheating heat exchange by gas which circulates through a circuit.

Abstract: A device for phase separation of a multiphase mixture with at least one gas and at least two fluid phases may include a vessel including a tangential inlet via which the multiphase mixture is conveyed to the vessel, a tangential gas outlet above the inlet, via which a gas phase of the multiphase mixture separated from the multiphase mixture can be taken out of the vessel, and at least two outlets below the inlet at different vertical heights, via which one of the at least two fluid phases of the multiphase mixture respectively separated from the multiphase mixture can be taken out of the vessel. Further, a method for phase separation of a multiphase mixture using such device may include imparting an upwards-directed eddy flow to the multiphase mixture, during which fluid droplets are separated from the multiphase gas mixture, collecting the fluid droplets, and separately removing all phases formed.

Abstract: A method of temperature swing adsorption allows separation of a first fluid component from a fluid mixture comprising at least the first fluid component in an adsorptive separation system having a parallel passage adsorbent contactor with parallel flow passages having cell walls which include an adsorbent material and axial thermally conductive filaments in direct contact with the adsorbent material. The method provides for transferring heat from the heat of adsorption in a countercurrent direction along at least a portion of the filaments during adsorption and transferring heat in either axial direction along the filaments to provide at least a portion of the heat of desorption during a desorption step. A carbon dioxide TSA separation process to separate carbon dioxide from flue gas also includes steps transferring heat from adsorption or for desorption along axial thermally conductive filaments.

Abstract: Horizontal duct scrubbing systems for removing particulate matter from a gas are disclosed. The horizontal scrubbing systems may receive a particulate-containing gas stream (e.g., containing PM10 and/or PM2.5 particulate matter), and remove at least some of such particulates by spraying liquid droplets co-current to the flow of the gas stream, where the liquid droplets have a volume median droplet diameter (DV0.5) of from 240 microns to 600 microns. The scrubbing system may be substantially free of flow deflection members between a liquid inlet manifold and a demister. The system may be remove at least 50 wt. % PM10 and/or PM2.5 particulate matter from the gas stream.

Abstract: Apparatus and methods are disclosed that allow for the monitoring and analysis of production process data for a multi-step asynchronous cyclic production process (e.g. pressure swing adsorption) in a steady state plant (such as a steam methane reforming plant). Data collected from cooperating sensors is processed applying a moving window discrete Fourier transform (DFT). The transformed data can be further analyzed in the broader steady-state plant environment to accurately detect any process anomalies and avoid false alarms.

Abstract: A method and system for transporting and processing sour gas are provided. The method includes collecting a sour gas at a collection location, which has an associated sweetening device, and delivering a solvent to the sweetening device from a regeneration device remote therefrom. The sour gas is treated at the collection location with the solvent in the associated sweetening device to form a sweetened gas and a sour gas-rich solvent. The sweetened gas is transported from the sweetening device to a gas processing plant remote therefrom, and the sour gas-rich solvent from the sweetening device is delivered to the regeneration device for regeneration therein.

Abstract: The present invention relates to methods and systems for improving the utilization of energy in a cement manufacturing plant comprising an absorption based contaminant, e.g. CO2, capture process using thermal regeneration of a liquid absorbent. The methods and systems of the present invention are characterized in that the thermal regeneration of the liquid absorbent is at least partially effected using a hot exhaust gas stream generated in the kiln of the cement manufacturing plant.

Abstract: A wet scrubber (1) and a method of using the wet scrubber to clean a process gas containing sulphur dioxide comprising at least one spray level system (20) with atomizing nozzles (38) to which an absorption liquid is supplied for atomization by the nozzles (38). The method comprises operating the spray level system (20) in at least a first operating mode with an active nozzle density of at least 0.7 nozzles/m2, an absorption liquid flow of at least 10 m3/hour per nozzle and a Total Flow of at least 30 m3/hour/m2.

Abstract: The synthesis of single graphene sheets decorated with metal or metal oxide nanoparticles, and their uses.

Abstract: The invention relates to an increased efficiency high-capacity pressure and/or temperature swing adsorption process comprising: contacting a feedstream at a rate of more than 75 MSCFD with an adsorbent material under conditions sufficient for the adsorbent material to selectively adsorb at least one of the component gases in the feedstream, so as to form a first effluent; and selectively desorbing the adsorbed gas from the adsorption material, so as to form a second effluent The adsorption module can contain rotary valves both on the feed end and on the product end and a rotational member defining a central rotational axis, with the adsorption bed(s) oriented circumferentially thereto. The adsorption bed walls can be angled, the feed end cross-sectional area of the adsorption bed(s) can be larger than the product end, and/or the feed end rotary valve diameter of the module(s) can be larger than the product end.

Abstract: A gypsum dewatering device 2 installed in a desulfurization facility 105 in which sulfur oxide in flue gas G is absorbed by limestone in an absorber 1, includes a belt filter 22 that absorbs sulfur oxide and dewaters gypsum slurry SS fed from the absorber 1 to form a gypsum cake SC, a vacuum suction mechanism 23 that sucks moisture in the gypsum cake SC via the belt filter 22, a moisture measuring means H1 that measures a moisture content of the gypsum cake SC to be dewatered by the belt filter 22, a heating means 25 that heats the gypsum cake SC dewatered by the belt filter 22 by hot water or steam, and a control means 26 that controls a heated state by the heating means 25 when the moisture content of the gypsum cake SC input from the moisture measuring means H1 has exceeded a predetermined amount.

Abstract: Various apparatus and methods for exchanging heat from a solid to a liquid. Some embodiments pertain to removing heat from a pressure vessel in which a gas absorption reaction is occurring. Yet other embodiments pertain to pressure vessels in which hydrogen is being absorbed into a metal hydride.

Abstract: A process for removing heavy hydrocarbons from a natural gas stream comprises passing the natural gas stream thought a TSA adsorbent unit to adsorb heavy hydrocarbons, regenerating the TSA adsorbent by heating to form a contaminant-containing gas phase, cooling the contaminated gas phase to separate water and heavy hydrocarbon liquids to form a third gas phase and directing the third gas phase to a PSA unit to adsorb heavy hydrocarbons from the third gas phase. The product from the PSA unit can be sent to pipeline or recycled to the TSA unit for further hydrocarbon removal and recovery.

Abstract: A fluid treatment method reduces a concentration of a first component included in a fluid-to-be-treated. A fluid treatment apparatus reduces a concentration of a first component included in a fluid-to-be-treated. A concentration of a second component differing from the first component is reduced in the fluid-to-be-treated in order to obtain a first fluid. The first fluid passes through at least part of an adsorption unit in order to obtain a second fluid. The adsorption unit is capable of adsorbing both the first component and the second component and has at least an ability to adsorb the first component that is temperature dependent. A third fluid pass through a portion of the adsorption unit through which the first fluid has passed. The third fluid has a concentration of the second component that is lower than in the fluid-to-be-treated and a temperature that is higher than the fluid-to-be-treated.

Abstract: A Pressure Swing Adsorption filtration that separates a first set of particles and a second set of particles to produce a purified gas output can be monitored in real-time. A sentinel component can provide real-time in situ tracking of a parameter associated with the PSA filtration and dynamically adjusts the PSA filtration based upon the real-time tracked parameter. The real-time monitoring of the parameter further enables maintenance of equipment utilized with the PSA filtration as well as equipment down-the-line that utilize the purified gas output.