Abstract: Oil lubrication systems for use on gas turbine engines are described. The systems include a conduit and an air/oil separator connected to and arranged along the conduit. The air/oil separator comprises includes a housing and a semi-permeable divider within the housing, the semi-permeable divider being permeable to air but not oil. The semi-permeable divider separates a first flow path of an air/oil mixture and a second flow path of low pressure such that air from the air/oil mixture passes through the semi-permeable divider and is removed from the air/oil mixture, and wherein an air-to-oil ratio is less at the second end of the first flow path as compared to the air-to-oil ratio at the first end of the first flow path.

Abstract: A concentrating apparatus for concentrating compressed air includes a first hollow cylindrical concentrating unit which is adapted to cause compressed air to: (i) collide with an upstream side of a collision plate so as to be concentrated and partially liquefied; (ii) move to an annular passage and be jetted into an air moving chamber so as to be adiabatically expanded and partially liquefied; (iii) be compressed in an air compressing passage and pushed out so as to retreat along a conical partition wall; (iv) collide with a downstream side of the collision plate so as to be concentrated and partially liquefied; (v) be introduced into an upstream end of an outlet tube; and (vi) move to a downstream end of the outlet tube and into a second hollow cylindrical concentrating unit.

Abstract: This invention relates to the separation of particulate contaminants from a fluid. In one embodiment of the invention, two sand separators placed in series may be used to separate sand from liquid or gaseous natural gas. This invention has some of its applications in the oil gas industry, particularly for use in separating sand from gas produced by natural gas wells that have been opened by hydraulic fracturing.

Abstract: An air handling unit comprises a cabinet, a blower assembly positioned within the cabinet, a slab positioned adjacent to and parallel to a vertical side of the cabinet, wherein the slab comprises a heat exchanger assembly, and at least one hinged connector that pivotally connects the slab to the cabinet.

Abstract: Described is a housing (18) for a separating device (12) for separating fluid from a gas, a housing cover (28) and a connecting part (16) of a device (12) and a device (12) for separating a fluid. The housing (18) has at least one first gas passage (82), which is centrally disposed relative to an axis (30) on a connection device (14). The housing (18) has at least one second gas passage (52), which is disposed radially outside the at least one first gas passage (82) with respect to the axis (30). The housing (18) has at least one fluid outlet (36, 48, 64) for fluid separated from the gas, which is disposed radially between the at least one first gas passage (82) and the at least one second gas passage (52) with respect to the axis (30).

Abstract: Fibrous filter medium that includes a melt-blown filter layer comprising melt-blown fibers and a high-efficiency glass-containing filter layer comprising glass fibers.

Abstract: A fluid trap apparatus includes an inlet configured to receive a flow of composite fluid into the apparatus. The composite fluid contains at least a first fluid and a second fluid. An outer wall defines an interior chamber. A flow diffuser is interposed within the interior chamber. The flow diffuser directs the flow of the composite fluid to circulate through the interior chamber. The first fluid and the second fluid separate as the composite fluid circulates through the interior chamber. A method of separating a first fluid from a second fluid includes introducing a flow of composite fluid into a separate chamber. A pressure gradient is created within the separation chamber. A flow diffuser is interposed in a flow path between an inlet and an outlet. The flow diffuser directs the flow of the composite fluid within the separation chamber. The first fluid and the second fluid are separated.

Abstract: The disclosure concerns air cleaners. Preferred air cleaners are shown which include a housing and a removable and replacement primary filter cartridge. Optional and advantageous features are shown. The preferred primary filter cartridge is conical in shape. A preferred optional safety or secondary filter cartridge is shown. Preferred methods of assembly and use are provided.

Abstract: The invention relates to a wet gas compression system comprising a compact flow conditioner (21), intended to be placed below sea level in close vicinity to a well head or on a dry installation, said flow conditioner (21) being intended to receive a multi-phase flow through a supply pipe (11) from a sub sea well for further transport of such hydrocarbons to a multi-phase receiving plant, and where preferably avoid sand accumulation or remove as much sand as possible from the multi-phase flow, the gas (G) and the liquid (L) being separated in the flow conditioner (21) whereupon the separated gas (G) and liquid (L) are re-assembled and enters a multi-phase meter (46) prior to boosting by means of a compressor (22). In the combined multi-phase pump and compressor unit (22), as an integrated unit, comprises a combined multi-phase pump and compressor unit (22) functioning on the centrifugal principle, used for trans-porting liquid and gas from a flow conditioner (21) to a remote multi-phase receiving plant.

Abstract: An economizer is provided in a multistage compression refrigeration system including a refrigerant circuit in which a multistage compressor, a condenser, a multistage expansion mechanism, and an evaporator are sequentially connected. The economizer includes: a tank having an introducing portion for introducing a refrigerant of the refrigerant circuit, a liquid outlet for guiding a liquid refrigerant into the evaporator, and a gas outlet for guiding a gas refrigerant into a medium pressure portion of the multistage compressor; and a float expansion valve, which forms part of the multistage expansion mechanism and is attached to the liquid outlet, and whose throttle amount is adjusted according to a level of the liquid refrigerant in the tank. Multiple ones of the liquid outlet and multiple ones of are provided.

Abstract: A fiber bed assembly used to remove aerosols and/or wetted soluble solids from a moving gas stream includes a fiber bed support and a fiber bed supported by the fiber bed support so that the gas stream passes through the fiber bed moving from an upstream space to a downstream space with respect to the fiber bed. A re-entrainment control device is located within a downstream space defined by the fiber bed so that at least a portion of the gas stream passes through the re-entrainment control device. The re-entrainment control device is shaped to change the direction of the average flow path of the gas stream as the gas stream passes through the re-entrainment control device so as to cause aerosols and/or wettable solids contained therein to be separated from the gas stream by inertial force. A re-entrainment control device and method of use are also disclosed.

Abstract: A cell expansion system includes an air removal chamber to provide a bubble trap so that air and/or gas bubbles do not enter the bioreactor of the cell expansion system. The air removal chamber includes a pair of ports situated at the bottom of the air removal chamber. An entrance port allows fluid to enter the air removal chamber, and an exit port allows fluid to exit the air removal chamber. In one embodiment the air removal chamber forms an element of a premounted fluid conveyance assembly for use with a cell expansion machine.

Abstract: An air filter is provided and may include a first housing and a filter media disposed within the first housing. A second housing may include an inlet port receiving air at a first pressure from the first housing and an outlet port returning the air to the first housing at a second pressure, less than the first pressure. The second housing may remove debris from the air prior to returning the air to the first housing.

Abstract: An assembly includes a housing having a housing cavity, an inlet, and an outlet, a rotatable shaft positioned proximate the outlet, and a seal positioned at an interface of the rotatable shaft and the housing. The seal includes porous material adjacent the shaft and the housing and a shell substantially separating the porous material from the housing cavity. The shell includes an inlet that allows fluid flow from the housing cavity to the porous material and an outlet that allows fluid flow from the porous material to the housing interior. The inlet is positioned radially inward of the outlet.

Abstract: The present invention is a container having a diptube inlet, at least one baffle disc positioned between the outlet of the diptube and the outlet of the container to provide a narrow annular space between the baffle disc and the sidewall of the container to prevent liquid droplets from entering the outlet to the container and the inner surface of the container sidewall and an annular, radially inward projecting deflector ledge on the sidewall, proximate the baffle disc. The present invention is also a process of delivering a chemical precursor from a container having the above structure. Liquid and vapor delivery are both contemplated.

Abstract: The present invention is directed to a catch tank for drilling operations. The catch tank is located between a mud-gas separator and a flare. The catch tank has an inlet port with a closed end baffle which allows a drilling fluid-gas mixture to be separated and gas to proceed to the flare without entrained drilling fluid.

Abstract: An air and moisture separator for use with a waste tank and a vacuum source has a canister securable to the waste tank and having an inlet couplable to the waste tank and an outlet couplable to the vacuum source. An air flow path extends through the canister and through at least three different stages of air and moisture separation, including: a first air-turning stage coupled to the inlet; and a second stage of mesh or foam coupled to and subsequent to the first air-turning stage in the air flow path. An annular mesh or foam of greater density defines a third stage subsequent to the second stage, and circumscribes at least a majority of a circumferential perimeter of the mesh or foam of the second stage.

Abstract: A compact inertial gas-liquid separator including: a stratification mechanism including a first horizontal pipe and a second pipe having a larger diameter possibly slightly tilted with respect to the horizontal, for example of ?10°, connected to each other by a suitable connection gate; a cylindrical body with a vertical development, on which the stratification mechanism is tangentially inserted, wherein the inertial gas-liquid separation is performed, in whose upper part an arrangement of finishing elements can be optionally inserted for further separation of drops of liquid entrapped in the gaseous stream; two outlets for the liquid stream and for the gaseous stream.

Abstract: A gas compression system includes a compressor operable to discharge a mixed flow of gas and lubricant, a separator tank including an opening having a first face, and a separator element including a disk portion having a second face and a third face. The separator element is positioned at least partially within the opening and is operable to separate at least a portion of the lubricant from the mixed flow of gas and lubricant. A lid is coupled to the separator tank and includes a fourth face. A one-piece seal ring is coupled to the disk and is compressed between the lid, the disk, and the separator tank to define a first airtight seal between the first face and the second face and a second airtight seal between the third face and the fourth face.

Abstract: A feed gas conditioner.

Abstract: The present invention is a bubbler having a diptube inlet ending in a bubble size reducing outlet and at least one baffle disc positioned between the outlet of the diptube and the outlet of the bubbler to provide a narrow annular space between the baffle disc and the wall of the bubbler to prevent liquid droplets from entering the outlet to the bubbler. The bubble size reducing outlet is an elongated cylindrical porous metal frit situated in a sump of approximately the same dimensions. A metal frit is placed at the inlet of the outlet of the bubbler. The present invention is also a process of delivering a chemical precursor from a bubbler vessel having the above structure.

Abstract: A device for separating air and vapor from liquids has a hollow substantially vertical housing, an inlet provided in the housing for introducing a liquid which contains air and vapor, first outlet for withdrawing from the housing the liquid after separation of air and vapor therefrom and located in a lower area of the housing, a second outlet for withdrawing from the housing the air and vapor separated from the liquid and located in an upper area of the housing, and a separating grate located above the first outlet and intensifying the separation of the air and vapor from the liquid.

Abstract: A deoiler including a hub mounted on the vent shaft and a cover mounted on the hub between two stop faces which fix the cover avoiding the need to weld or bolt the cover.

Abstract: Two air cleaners 20A, 20B are disposed on a horizontal plane in a state that air inlets 24, 24 are directed in an upward direction and an axial directions of the air cleaners 20A, 20B are aligned in parallel to each other. An air intake duct 21 for drawing in external air is disposed to overlap the air cleaners 20A, 20B in the upward direction. The air intake duct 21 is connected to the air inlets 24, 24 of the air cleaners 20A, 20B. A merging chamber S1 for supplying airs filtered through the air cleaners 20A, 20B to an engine is disposed along a direction orthogonal to the axial directions of the air cleaners 20A, 20B. The air cleaners 20A, 20B and a merging member 22 are attached to a common attachment member 26.

Abstract: A moisture separator/heater, including a cylindrical main shell, a moisture separator that removes moisture in steam to be heated that flows in through the bottom of the main shell, a heater disposed above the moisture separator in the main shell, and restricting members disposed in a heating space to sandwich a tube bundle side plate with an outer rail to restrict rounded-back deformation thereof and satisfy an expression of 0.2?L1/L and L2/L?0.4, L represents total length of a straight tube portion, L1 represents distance from one of the pad members closest to a steam heating header to an end of the straight tube portion on the side where the steam heating header is present, and L2 represents distance from one of the pad members closest to a curved tube portion to an end of the straight tube portion on the side where the curved tube portion is present.

Abstract: A diversion station is provided. The diversion station makes it possible to particularly effectively cool diverted water vapor by mixing it with water. The diversion station includes a mixing device, which comprises a so-called static mixer that is substantially made of a wire mesh. The wire mesh is produced by at least one wire that is substantially interlaced into loops. In the intended installation situation, the mixer is installed upstream of a water injection with regard to a flow direction specified by the water vapor such that the mixture of water and water vapor flows through the loops.

Abstract: A preferred embodiment of the invention relates to a cyclone separator for a vacuum toilet system, with a casing; an input-side swirl generator, whose input openings impart a swirl to the inflowing fluid; a separating wall arranged in the casing, which encloses the fluid stream in the cyclone separator ring-like and whose interior cross section tapers downstream; and a collection tank in the casing for receiving and accumulating constituents separated out of the fluid. In addition, the invention relates to a wastewater tank and vacuum toilet system having such a cyclone separator.

Abstract: A fluid trap apparatus includes an inlet configured to receive a flow of composite fluid into the apparatus. The composite fluid contains at least a first fluid and a second fluid. An outer wall defines an interior chamber. A flow diffuser is interposed within the interior chamber. The flow diffuser directs the flow of the composite fluid to circulate through the interior chamber. The first fluid and the second fluid separate as the composite fluid circulates through the interior chamber. A method of separating a first fluid from a second fluid includes introducing a flow of composite fluid into a separate chamber. A pressure gradient is created within the separation chamber. A flow diffuser is interposed in a flow path between an inlet and an outlet. The flow diffuser directs the flow of the composite fluid within the separation chamber. The first fluid and the second fluid are separated.

Abstract: A preferred embodiment of the invention relates to a cyclone separator for a vacuum toilet system, with a casing; an input-side swirl generator, whose input openings impart a swirl to the inflowing fluid; a separating wall arranged in the casing, which encloses the fluid stream in the cyclone separator ring-like and whose interior cross section tapers downstream; and a collection tank in the casing for receiving and accumulating constituents separated out of the fluid. In addition, the invention relates to a wastewater tank and vacuum toilet system having such a cyclone separator.

Abstract: A separator which includes a vessel with a horizontal section defining a horizontal chamber and a vertical section defining a vertical chamber. The vertical section extends upwardly from the horizontal section. A tubular member is positioned in the vertical section in such a way that the tubular member provides a fluid passage between the horizontal chamber and the vertical chamber and cooperates with the vertical section and the horizontal section to define a liquid receiving space. A deflector plate is spaced from the upper end of the tubular member in such a way that fluid passing up through the tubular member is deflected into the liquid receiving space and returned to the horizontal chamber.

Abstract: A fluid storage tank including an entrained air removal mechanism is provided. The entrained air removal mechanism assists in consolidating small air bubbles entrained within the fluid into larger bubbles such that the air bubbles have sufficient buoyancy to escape the fluid flow. The entrained air removal mechanism may be in the form of a plurality of saw toothed slots communicating different chambers within the fluid storage tank. The fluid storage tank can also be configured to direct fluid flow towards the sidewalls of the fluid storage tank as the fluid transitions from one chamber to another to promote heat transfer out of the fluid storage tank and to avoid the fluid within the tank acting as a thermal insulator.

Abstract: An embodiment of the present invention takes the form of a system that may recirculate a portion of the exhaust of at least one turbomachine where it may be mixed with the inlet air and re-enter the turbomachine without affecting reliability and availability of the unit. An embodiment of the present invention provides an inlet system for an exhaust gas recirculation system. This inlet system may take a variety of forms and may optimize the direction that the portion of the recirculated exhaust stream flows within the inlet system.

Abstract: Solutions for improving efficiency of a filter device for use with a machine requiring clean airflow are disclosed. In one embodiment, the filter device includes: a filter housing about an airflow inlet of the machine, wherein the filter housing comprises an air-permeable filter media configured to filter particles from multi-directional airflow moving through a substantial portion of the filter housing into the airflow inlet.

Abstract: A system and apparatus for enhancement of inlet air mass for processes by progressive filtration and intermediate cooling.

Abstract: An embodiment of the present invention takes the form of a system that may recirculate a portion of the exhaust of at least one turbomachine where it may be mixed with the inlet air and re-enter the turbomachine without affecting reliability and availability of the unit. An embodiment of the present invention provides an inlet system for an exhaust gas recirculation system. This inlet system may take a variety of forms and may optimize the direction that the portion of the recirculated exhaust stream flows within the inlet system.

Abstract: A separator which includes a vessel with a horizontal section defining a horizontal chamber and a vertical section defining a vertical chamber. The vertical section extends upwardly from the horizontal section. A tubular member is positioned in the vertical section in such a way that the tubular member provides a fluid passage between the horizontal chamber and the vertical chamber and cooperates with the vertical section and the horizontal section to define a liquid receiving space. A deflector plate is spaced from the upper end of the tubular member in such a way that fluid passing up through the tubular member is deflected into the liquid receiving space and returned to the horizontal chamber.

Abstract: A separator is disclosed. The separator includes a gas/liquid separator vessel, an enclosure, a coalescer and a demister. The gas/liquid separator vessel has a first end, a second end, a first inlet, a first outlet, and a first separation chamber. The first inlet can be adjacent to the first end. The enclosure is positioned within the first separation chamber of the liquid separator vessel. The enclosure has a second inlet, a second outlet, a drain positioned therebetween, and a second separation chamber. The second inlet can be directed towards the first end of the gas/liquid separator vessel. The second separation chamber defines a flow path for a gas stream in which the flow path passes sequentially through the second inlet, second separation chamber and the second outlet. The coalescer is positioned in the second separation chamber to intercept the flow path of the gas stream.

Abstract: An oil separator rotor for a turbomachine, including a tubular hub that includes an external annular flange and an annular cover which, in cross section, is substantially L-shaped and mounted around the hub. The hub flange includes, at its external periphery, a mechanism to radially retain the free end of the cylindrical wall of the cover, so as to center this end and prevent it from deforming in the radially outwards direction under the effect of centrifugal force.

Abstract: Provided herein is a conditioning apparatus that includes a geometrical configuration having an inlet flow deceleration conduit and a cyclonic tube to effectuate both liquid-gas separation and droplet coalescence. The apparatus is typically positioned at the inlet of a separator vessel used for removing water and gas from extracted crude oil containing entrained water and gas. The apparatus promotes droplet coalescence and gas separation for mixed fluids flowing into an existing water and oil separation device.

Abstract: In an embodiment, a dialysis fluid cassette is disclosed. The cassette includes a plurality of walls defining at least one valve chamber, a dialysis fluid inlet, a dialysis fluid outlet and a dialysis fluid pathway. The cassette further includes a baffle extending from a first one of the walls to an opposing second one of the walls. The baffle includes an end fixed to a third one of the plurality of walls and a free end. The fixed end separates the dialysis fluid inlet from the dialysis fluid outlet and the baffle and the plurality of walls are constructed and arranged such that the flow of dialysis fluid along the pathway defined in part by the baffle slows as the flow approaches the free end of the baffle.

Abstract: The disclosure concern air cleaners. Preferred air cleaners are shown which include a housing and a removable and replacement primary filter cartridge. Optional and advantageous features are shown. The preferred primary filter cartridge is conical in shape. A preferred optional safety or secondary filter cartridge is shown. Preferred methods of assembly and use are provided.

Abstract: The present invention is a container having a diptube inlet, at least one baffle disc positioned between the outlet of the diptube and the outlet of the container to provide a narrow annular space between the baffle disc and the sidewall of the container to prevent liquid droplets from entering the outlet to the container and the inner surface of the container sidewall and an annular, radially inward projecting deflector ledge on the sidewall, proximate the baffle disc. The present invention is also a process of delivering a chemical precursor from a container having the above structure. Liquid and vapor delivery are both contemplated.

Abstract: A cooling tower includes an evaporator vessel, a gas delivery tube partially disposed within the evaporator vessel to deliver a gas into the evaporator vessel and a water inlet that provides water to the evaporator vessel at a rate sufficient to maintain a controlled constant level of water within the evaporator vessel. A weir is disposed within the evaporator vessel adjacent the gas delivery tube to form a first fluid circulation path between a first weir end and a wall of the evaporator vessel and a second fluid circulation path between a second weir end and an upper end of the evaporator vessel. During operation, gas introduced through the tube mixes with the water and the combined gas and fluid flow at a high rate with a high degree of turbulence along the first and second circulation paths defined around the weir, thereby promoting vigorous mixing and intimate contact between the gas and the water.

Abstract: A large amount of a gas mixture of hydrogen and oxygen can be effectively generated over a long time. A positive electrode and a negative electrode are immersed in an electrolytic cell filled with an electrolytic solution, and a DC or AC voltage is applied across the two electrodes. A plurality of intermediate electrodes are arranged between the two electrodes. The electrolytic cell is sealed by a sealing cover. The gas mixture of hydrogen and oxygen generated by electrolysis is taken out through a discharge opening provided in the sealing cover.

Abstract: A de-entrainment device separates entrained liquid from vapor in a fluid stream that flows through a chimney tray in a distillation tower. The separated liquid is collected and shielded from the fluid stream to prevent re-entrainment of the liquid in the vapor flowing upward into the tower. The chimney tray includes risers with hats that have gutters to guide liquid toward the tray deck, channels to collect and drain liquid from the top of the hats to the tray deck, and baffles extending from the risers to shield the liquid collected on the tray deck from the vapor flow.

Abstract: Acid mist may be removed efficiently from a gas stream using at least one fiber bed mist eliminator operating at elevated pressure of typically at least 2 bar (0.2 MPa), e.g. at about 4 bar (0.4 MPa) to about 50 bar (5 MPa). The invention has particular application in methods for processing carbon dioxide flue gas in which SO2 and/or NOx contaminants are converted at elevated pressure to sulfuric acid condensate and/or nitric acid condensate respectively.

Abstract: A water recovery method and apparatus which uses a desiccant, such as lithium chloride, to recover water vapor from the engine exhaust of a vehicle. The apparatus uses liquid-contactor to transfer water vapor from the vehicle exhaust to the liquid desiccant. The desiccant is then transferred to a reverse osmosis system which separates the liquid desiccant into potable water and a concentrated desiccant.

Abstract: Improved contacting stages for carrying out vapor-liquid contacting are described. Particular aspects are directed to co-current vapor-liquid contacting devices with non-parallel contacting stages that provide an efficient usage of column space for fluid flow and contacting, in order to achieve high capacity, high efficiency, and low pressure drop. The fabrication of such contacting stages is improved using one or more structural enhancements, preferably a combination of enhancements, to achieve easy installation and significantly improved rigidity between the various parts and thereby avoid movement/separation of these parts. This reduces the possibility of fluid leakage across, and consequently vapor and/or liquid bypassing of, the contacting stage.

Abstract: The air filter element may include an inner metal liner, an outer metal liner, a filter media, an annular end cap, and a composite end cap The annular end cap is formed over the metal liners such that the metal liners are secured and at least a portion of the filter media is sealed. The composite end cap has a foamed urethane portion and a rigid urethane portion. The foamed urethane portion, which has a central aperture and stand-off apertures, is molded about the central aperture and the stand-off apertures such that the metal liners are secured, at least a portion of the filter media is sealed, and urethane flashing occurs proximate one or more of the central aperture and an outer liner periphery. The rigid urethane portion is molded over the foamed urethane portion such that the stand-off apertures are filled, blocked, and/or sealed.

Abstract: Disclosed is a droplet separator system which is disposed in or on a flow duct and is used for separating liquid and/or solid particles from the medium flowing in the flow duct. The system comprises a frame with a base plate, a cover plate, and a trough that is located at the bottom end of the frame and is used for collecting and discharging liquids/solids, a cap area and a lateral area. A plurality of profiled droplet separators (3) is retained by the frame. The frame is provided with at least one device for deflecting and/or increasing the resistance and/or reducing the rate of the flow, the device being arranged in and/or adjacent to the trough area, cap area and/or lateral area of the frame. This allows entrainments or leakage flows to be largely eliminated.