Abstract: Examples relates to a distillation system for concentrating a feed liquid, the system including a condensation unit and an adjacent evaporation unit, each unit being provided by a frame element assembled together to form a stack of frame elements, wherein the condensation unit includes a first steam space and a condensation wall at least partly bordering the first steam space, and a second steam space, wherein a feeding area between the condensation unit and the evaporation unit, the feeding area being bordered by the condensation wall, the system being configured such that the condensation wall is heated by a first steam in the first steam space, the feed liquid flows on the condensation wall in the feeding area, a second steam arising from the feed liquid moves into the second steam space, wherein the feeding area is open towards the second steam space.

Abstract: The present disclosure relates to a method and a system for continuous regeneration of high-proof ethanol in a dry mill ethanol plant by a dual-rectification process that uses waste heat from the vacuum system, including routing azeotrope vapor comprising ethanol and water from the first rectifier to a molecular sieve vessel to produce pure, dry ethanol and routing the resulting regenerant to a second rectifier to produce a high-proof condensate that can be directly injected back into the MS vessel for an additional dehydration. The present invention also allows for simultaneous direct injection of azeotrope vapor from the first rectifier to the second rectifier to produce additional condensates that can be directly injected into the second rectifier for a continuous and cyclical feed-and-regeneration cycle for the production of pure, high-proof dry ethanol.

Abstract: The invention provides the use of a clearing gas in the separation of a mixture comprising a light and a heavy component that are difficult to separate. The invention further concerns a process for such a separation, comprising (a) providing a product mixture containing at least a light component and a heavy component, wherein a binary system of the light component and the heavy component has a Henry's law constant of at least 0.001 mol m?3 Pa?1, and the boiling point of the light component is at least 30° C.

Abstract: A pyrolysis system for synthesizing and utilizing synthesized gas and synthesized biochar material. The pyrolysis system may include at least one hopper configured to hold biomass. The pyrolysis system may also include at least one top-lit up-draft pyrolyzer operably engaged with the at least one hopper and configured to receive the biomass from the at least one hopper at a feeding rate to convert the biomass into a first byproduct and a second byproduct different than the first byproduct. The pyrolysis system may also include at least one static mixer operably engaged with the at least one conically-shaped pyrolyzer and configured to convert the first byproduct to a combustion energy source.

Abstract: An apparatus for desalination of water is disclosed. The apparatus comprises a housing defined by a base portion, a wall structure extending upwardly from the base portion, and a cover enclosing the wall structure, collectively defining a chamber to receive and contain non-potable water. The housing is defined with a heat transfer surface and a condensation surface. At least one thermoelectric module is disposed in the housing and operatively coupled to a power source. The thermoelectric module comprises a first side and a second side. The first side is coupled to the heat transfer surface and is configured to generate heat for heating or boiling the non-potable water to induce vaporization and form water vapor. The second side is coupled to the condensation surface and is configured to cool the condensation surface to condense water vapor into potable water.

Abstract: Systems and methods to enhance vaporization of a hydrocarbon feed may include an evaporator positioned to receive a hydrocarbon feed and partially evaporate the hydrocarbon feed to provide a gaseous hydrocarbon portion and a liquid hydrocarbon portion. A first mixing unit may be positioned to receive the gaseous hydrocarbon portion and dilution steam and provide a hydrocarbon-steam mixture. A heater may be positioned to receive the hydrocarbon-steam mixture to provide a heated hydrocarbon-steam mixture. A second mixing unit may be positioned to receive the liquid hydrocarbon portion and the heated hydrocarbon-steam mixture and to evaporate at least a portion of the liquid hydrocarbon portion via energy associated with the heated hydrocarbon-steam mixture to provide one or more of an evaporated hydrocarbon portion or a heated liquid hydrocarbon portion.

Abstract: Disclosed is a distillation apparatus having a various heat exchange methods added to a process of producing dimethyl carbonate using reactive distillation and pressure-swing distillation. According to the disclosure, internal and external heat integration between a high-pressure and a low-pressure distillation column, which constitute pressure-swing distillation columns, is applied to a dimethyl carbonate production process, and a vapor recompression heat pump configured to compress and heat a fluid and transfer the heat to a fluid having a relatively low temperature is applied to achieve additional heat exchange with a reactive distillation column, thereby improving the dimethyl carbonate production process in terms of energy and economic efficiency by reducing energy consumption while reducing investment and operating costs of a reboiler and a condenser, which are required in a conventional process.

Abstract: In a processing apparatus, a processing furnace includes a supply port configured to receive a processing target and a discharge port configured to discharge a residue. A temperature control region controls a temperature of an intermediate part between the supply port and the discharge port. A screw rotates to be able to convey the processing target supplied from the supply port toward the discharge port. A first decomposition region includes a first recovery port configured to recover a first fluid obtained by decomposing the processing target in a predetermined region in the intermediate part from the processing furnace. A second decomposition region includes a second recovery port configured to recover, from the processing furnace, a second fluid obtained by decomposing the processing target on the downstream side of the first decomposition region.

Abstract: Water distillation device, comprising: a body defining a cavity suitable for allowing the distillation of an amount of water to distill, wherein in said cavity are defined a distillation chamber and a condensation chamber, and wherein the condensation chamber comprises a collection portion designed to collect at least temporarily distilled water, a heater, configured to heat the amount of water to distill present, in use, in the distillation chamber, a cooler, configured to cause a condensation of a distillation steam deriving from the heating of the water to distill through the heater, wherein the body comprises a head portion and a main portion, said distillation chamber being realized in substantial correspondence of the main portion, the water distillation device comprising a junction portion angularly joining the head portion with said main portion, the head portion comprising a three ways element in turn comprising a first way, a second way and a third way, wherein said first way faces on said jun

Abstract: A method for building a coke own includes steps of building an oven body building three-dimensional control network, and building a coke side or machine side refractory brick receiving platform; based on the three-dimensional control network and the refractory brick receiving platform, marking out a laying position of each layer of refractory bricks layer by layer, arranging the refractory bricks required by laying of each layer by layer, laying the refractory bricks layer by layer according to the marking and the arrangement, jointing the laid refractory bricks layer by layer, cleaning the jointed refractory bricks layer by layer, and checking and accepting the cleaned refractory bricks layer by layer. In this method, quality control is carried out on coke oven body masonry on the whole through six dimensions.

Abstract: The present invention discloses a method and apparatus for purifying ultra-high purity hydrogen fluoride, which purify it through a continuous distillation process by putting crude hydrogen fluoride instead of hydrogen fluoride into a multi-stage distillation column as it is, and remove impurities in hydrogen fluoride through a contact with fluorine gas having the concentration of the F2 gas automatically controlled depending on the content of arsenic fluoride that is an impurity.

Abstract: A water desalination device, comprising: a body having a lateral wall and defining a cavity for the desalination of water, wherein in said cavity are defined a desalination chamber and a condensation chamber, wherein the condensation chamber comprises a collection portion for desalinated water, a heater, configured to heat the water to desalinate in order to produce a steam, a cooler, configured to determine a condensation of a steam deriving from the heating of the water, wherein the heater comprises a duct within which flows seawater at a first temperature (T1), the cooler comprises a duct within which flows seawater at a second temperature (T2), wherein said water desalination device is configured to maintain a pressure lower with respect to the atmospheric one within said cavity, and is operatively connected with a vacuum pump connected with said cavity, said water desalination device comprising a first supply device configured to supply seawater at said first temperature (T1) into the duct of the

Abstract: Methods and systems for separating a first metal and an impurity from a metal-containing feed stream are provided. The method can include applying solar energy, for example, by focusing one or more mirrors in one or more heliostats, to heat a metal-containing feed stream in a heating zone to a first temperature to produce a first vapor including the first metal. The first vapor can be condensed in a condensation zone to produce a first liquid including the first metal, and the first liquid can be collected. The system can include a separation unit include a heating zone in fluid communication with a condensation zone and a means for applying solar energy to heat a metal-containing feed stream disposed in the heating zone.

Abstract: A method including recovering a polymerization reactor effluent stream from one or more polymerization reactors, flashing the polymerization reactor effluent stream to form a flash gas stream, separating, in a first column, the flash gas stream into a first column overhead stream, a first column side stream, and a first column bottoms stream, separating the first column overhead stream into a gas stream and a liquid stream, and introducing a feed comprising the gas stream and at least a portion of the liquid stream to a second column to produce a second column overhead stream, a second column side stream, and a second column bottoms stream. A second column bottoms stream flow rate can comprise less than or equal to about 25 vol % of a total flow rate and a second column side stream flow rate can comprise greater than or equal to about 75 vol % the total flow rate.

Abstract: A process water distillation system comprises an evaporator, a condenser and a compressor configured to generate a desired pressure in at least a region of the system and to convey steam from the evaporator into the condenser during operation of the system. The condenser is in thermal contact with the evaporator so that, at least during certain phases of operation of the system, thermal energy released during condensation of steam conveyed into the condenser is transferred to a fluid in the evaporator. The system further comprises a concentrate collection area configured to receive concentrate produced during operation of the system and an energy source configured to supply energy to the process water distillation system. A control device is configured to control the supply of energy from the energy source to the system (10) in dependence on the progress of the distillation process in the system.

Abstract: A solar thermal based water treatment system and a process for treating impure/industrial wastewater is disclosed. The solar thermal based water treatment system vaporizes impure/wastewater using incident solar radiations in a third unit with only air as a medium. The system has a fourth unit and a fifth unit for condensing water vapor and obtaining purified water in the form of condensate. The system also includes an eighth unit for drying the sludge or slurry using dry air for obtaining dry solid waste. The system also includes a ninth unit to remove the undesirable gases from exhaust air before releasing in the atmosphere.

Abstract: A process water distillation system (10) comprises an evaporator (18), a condenser (34), a compressor (28) configured to generate a desired pressure in at least a region of the process water distillation system (10) and to convey steam from the evaporator (18) to the condenser (34) during operation of the process water distillation system (10), an inert gas source (40) configured to supply inert gas to the process water distillation system (10), and a control device (48) configured to control the supply of inert gas from the inert gas source (40) to the process water distillation system (10) in such a way that, at least in certain operating phases of the process water distillation system (10), an oxygen concentration in the process water distillation system (10) does not exceed a permissible maximum value.

Abstract: This disclosure generally relates to gas-phase methods to distill molecules from a composition that is suspended in a gas.

Abstract: A separation system separates a first liquid from a compound liquid. Examples of the compound liquid are seawater, brine, rainwater, wastewater, biofuel precursors, lactic acid, or fruit juice. A plate heat exchanger includes at least one evaporation channel and at least one condensation channel. The compound liquid flows through the evaporation channel where the first liquid evaporates from the compound liquid into a gas. A direct heat exchanger further evaporates the first liquid into the gas. The gas flows from the direct heat exchanger through the condensation channel where the first liquid condenses and is thereby separated from the compound liquid.

Abstract: The torrefaction unit 1 comprises at least one multiple hearth furnace 2 which is heated by a heat transfer fluid 16 comprising hot water taken from a water space 21 of a steam drum 11. The heat transfer fluid 16 is guided through a water circuit 20 to a heating system 19 of the at least one multiple hearth furnace 2. This means the multiple hearth furnace 2 is heated to a torrefaction temperature indirectly by the use of hot water as heat transfer fluid 16. This is environmentally advantageous. The torrefaction gas 3 created by the torrefaction of material comprising biomass such as municipal solid waste is preferably partially oxidized in a partial oxidation reactor 23 for creating syngas. Preferably, a part of the thermal energy of the syngas is used in an evaporator 9 and/or a superheater 13 to heat water and/or steam and/or to evaporate water. The evaporated water is preferably guided to a steam space 22 of the steam drum 11 and can, thus, be used to heat the heat transfer fluid 16.