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.

Abstract: A household perishable garbage treatment equipment and a use method thereof are provided, relating to the technical field of environmental engineering. The equipment includes a crushing unit, a pyrolysis unit, and a condensation and washing unit. Perishable garbage is crushed by the crushing unit, then the crushed perishable garbage is pyrolyzed into pyrolytic biochar by the pyrolysis unit, and gas produced in the pyrolysis process is condensed and collected by the condensation and washing unit. The household perishable garbage treatment equipment and the use method thereof can effectively treat perishable garbage on the spot, reduce the collection and treatment cost required by traditional perishable garbage treatment modes, achieve carbon sequestration and resource utilization of products, and have significant economic, ecological and social benefits.

Abstract: A system for generating biochar includes a reactor body with a wall defining a substantially cylindrical shape and comprising a first end positioned opposite a second end and defining an opening extending through the reactor body. A conduit is positioned within the reactor body, extends across the opening, and defines a slot configured to direct a fluid toward the first end. An extraction cone is coupled with the first end of the reactor body and is configured to direct biochar away from the reactor body. A cover is coupled with the second end of the reactor body and is configured to direct exhaust gas away from the reactor body.

Abstract: A system for product water output. The system includes a controller, a first conductivity sensor in communication with the controller, a first product valve downstream from the first conductivity sensor and in communication with the controller, a second product valve downstream from the first product valve and in communication with the controller, a second conductivity sensor downstream from the second product valve and in communication with the controller, and a divert valve downstream from the first conductivity sensor and upstream from the first product valve and in communication with the controller.

Abstract: A Fresnel spot lens desalinization system includes a Fresnel spot lens (FSL) disposed above a heating element. The heating element has a collector plate and a rod portion; The FSL concentrates solar energy onto the collector plate. A condenser vessel is connected to the collector plate. The rod portion extends into the condenser vessel having a heat resistant exterior shell. The rod portion projects interiorly of the condenser vessel at a downward angle and includes a top portion that is connected to a flat head of the heating element. The flat head receives the solar energy generated from FSL The concentrated solar energy increases the temperature of the heating element inside the condenser vessel to vaporize the salt water to steam and transfer the steam into a condensing tube to condense the steam into pure water.

Abstract: A production apparatus and a production method of sucrose-6-ester are provided. The production apparatus includes a tank, a rotary distillation device, and a condensation device, the tank includes a separation chamber and a reaction chamber; the condensation device is sheathed inside the rotary distillation device, and the rotary distillation device is slidably connected in the separation chamber; a turntable of the rotary distillation device is fixed on a top surface of a drum, and a first heating device is provided on an outer wall of the turntable; the condensation device includes a condenser pipe, a water receiving plate, and a condensate water box that are connected sequentially from top to bottom; the condensation device is sheathed inside the drum of the rotary distillation device in a non-contact manner, and the condenser pipe is arranged to penetrate through the turntable and contacts a top surface of the tank.