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WO/2008/138060A1 |
A method for controlling slurry flowing through a pipeline (11) is provided. Dense slurry is provided into a sump (8). Water is added into the sump (8) to dilute the dense slurry. The diluted slurry is pumped from the sump (8) to a main ...
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WO/2008/138347A1 |
A vortex brake for a drain system has a vortex chamber with a curved peripheral side wall (29) surrounding a vortex axis in the vortex chamber, a central outlet (27) from the vortex chamber, a peripheral inlet (31) to the vortex chamber ...
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WO/2008/137418A2 |
A method of manufacturing a turbine blade includes providing a multilayer polymeric film. The multilayer polymeric film includes a first layer including an acrylic-based adhesive, a second layer disposed over the first layer, and a third...
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WO/2008/134868A1 |
Smooth, preferably variable-sweep fluid collection device surfaces disposed into opposition with wind, river, surf, ocean or tidal currents generate enhanced velocity fluid flows at length driven into onboard work-extracting disc turbine...
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WO/2008/136697A1 |
In a method for flow control of a gas with means of Electrohydrodynamic (EHD) actuating the flow near some dimple-like structures at walls the dimple-like structure in the walls is used for generating a turbulance flow of the gases and t...
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WO/2008/134151A2 |
Laminar flow surfaces with selected roughness distributions, and associated methods are disclosed. A representative method for designing an airfoil includes selecting a parameter that includes a flow behavior distribution and/or a surfac...
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WO/2008/123806A1 |
A system for mixing and pumping deicing fluid, comprising a water tank connected to a water flow meter, which water flow meter is further connected to a water mixing valve, which water mixing valve is further connected to one of two inpu...
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WO/2008/121599A1 |
Disclosed is a novel apparatus and associated methods for controlling the flow around a reshapable flow restrictor. The flow restrictor reshapes as a function of the pressure differential within the flow restrictor. Small changes in the ...
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WO/2008/119499A1 |
Mixing device for two gases/vapours (hereinafter gases) comprising: a) a plurality of tubes arranged in a bundle (1), each provided, in its initial portion, with a plurality of side holes (5); b) a first feeding system of one of the two ...
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WO/2008/118099A1 |
An anti-backflow junction device, system and method for fluid drainage systems is disclosed to increase velocity of one fluid flow with the introduction of that fluid flow to another fluid flow of the same fluid such as water, while allo...
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WO/2008/113180A1 |
A fluidic control system includes featured layers. The featured layers include two or more features which collectively form at least one functional component.
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WO/2008/110445A1 |
The invention relates to a diffuser arrangement (1) through which a fluid can flow, having an outer diffuser (2) comprising an inner surface, and a flow acceleration device (9), which is configured such that at least part of the boundary...
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WO/2008/104190A1 |
The invention relates to a surface substantially cylindrical having a plurality of parallel helical grooves comprising a common longitudinal axis, substantially coinciding with the longitudinal axis of the cylindrical surface, and a circ...
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WO/2008/103663A1 |
The present invention is directed to a micro-array surface that provides for either drag reduction or enhancement, hi one aspect, an aerodynamic or hydrodynamic wall surface that is configured to modify a fluid boundary layer on the surf...
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WO/2008/071683A1 |
Flow distributor (1) having a housing (2) with a longitudinal axis (3) and multiple holed plates (4, 8, 9) which are embodied in different ways and aligned with respect to each other and which are arranged one behind the other in the dir...
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WO/2008/073886A1 |
A nozzle has a cylindrical conduit section with a power fluid inlet, an outlet and a pumped fluid inlet; a straightening vane plate sealed across the power fluid inlet including a plurality of straightening vanes situated around a pass t...
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WO/2008/070245A2 |
There is disclosed a system comprising a cylinder; a piston moveable within the cylinder; an arm connected to the piston; and a mechanism for resisting movement of the piston until a predetermined pressure acts on the piston. In some emb...
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WO/2008/064683A1 |
A vortex brake for a drainage system having a vortex chamber (4) with a curved wall (3) that surrounds a vortex axis in the vortex chamber; a central outlet (6) in relation to the vortex axis; and a peripheral inlet (5) with an inlet ope...
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WO/2008/061336A1 |
The arrangement comprises a fan by-pass duct (32) located within the nacelle (34) and having an inlet (32a) and an outlet (32b). The outlet (32b) is generally oriented substantially radially and at an intermediary location along the nace...
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WO2008020128B1 |
The device constructed in accordance with the disclosed method performs a control function that is intrinsically static, optionally dynamic by the addition of associated devices, over the flow rates, velocities, and pressures of fluid st...
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WO/2008/059140A2 |
The invention relates to a device for delaying the separation of a boundary layer in a flow of air (10) on a wall (12), including holes (14) formed in the wall (12) and connected to compressed air supply valves (18) by means of channels ...
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WO/2008/058368A1 |
The nacelle drag reduction device (22) comprises a substantially circular and axis symmetrical external airfoil (24) concentric with a aft section of the nacelle (20) and located outside a propulsive jet zone (30) defined behind the engi...
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WO/2008/058334A1 |
There is disclosed a plenum chamber (18) for use adjacent a diffuser (19) or the like of a heating, ventilating or air conditioning system The plenum chamber (18) includes a body (26) defining a space for receiving air supplied from a du...
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WO/2008/052275A1 |
A flow throttling apparatus (10) having a first member (12) having a bore (16) therein, and a second member (40) comprising a shaft (42) engaged with the bore (16). There is also provided a helical flow path defined by a helical groove (...
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WO/2008/051471A2 |
An air flow device (20) includes a flow passage (30) having opposite ends (34, 36). The flow passage (30) is divided into a plurality of sequential portions (42, 44, 46, 48) between the ends including an inlet portion (42) extending into...
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WO/2008/051074A1 |
The invention relates to an object comprising a surface (2) provided with parallel primary grooves (3), each comprising an arcuate cross-section, wherein in the primary grooves (3) are arranged ridges (4) which are formed in accordance w...
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WO/2008/049885A1 |
A sonic absorption device for an air pipeline of an aircraft, which sonic absorption device comprises at least one curved pipe section (1;1') whose respective interior wall is clad with a sound absorption material (2), wherein within the...
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WO/2008/050080A1 |
In a number of practical situations it is desirable to provide consistency with regard to a metering material presentation. For example, with regard to welding and shape metal deposition it is desirable to provide a homogenous vortex fre...
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WO/2008/039115A1 |
A vortex generator, designed to bring a medium into a controlled vortex motion, with a hollow inlet section (1) to direct the medium into the vortex generator. The inlet section consists of a rotational symmetric cavity (101 ) with a cur...
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WO/2008/036074A2 |
An article having low wettability is presented. The article comprises a body portion and a surface portion disposed on the body portion. The surface portion comprises a plurality of features disposed on the body portion, and the features...
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WO/2008/033045A1 |
The invention relates to aerohydrodynamics, power engineering, processive operations, increasing transport efficiency, medicine and to other fields of scientific-and-engineering activities and engineering practice. The inventive surface ...
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WO/2008/030500A2 |
An impinging air duct that comprises one or more ramps disposed within. The ramps direct air entering the duct through columnating orifices, and helps to provide an even flow of air out of the orifices, along the length of the duct. The ...
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WO/2008/021674A2 |
A fairing for the reduction of vortex-induced vibration and the minimization of drag about a substantially cylindrical element immersed in a fluid medium. The fairing also eliminates the galloping phenomenon typically associated with a t...
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WO/2008/012530A2 |
A bi-directional flow impulse type turbine arrangement (120) for use with a bi-directional reversing flow (F, Fl, F2)., and in particular for use with an oscillating water column power plant (110). The turbine arrangement (120) has a rot...
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WO/2008/000616A2 |
Disclosed is a static mixer (1) comprising at least one couple of blades (2; 2a, 2b) for generating an angular momentum (300) in the direction (30) of a duct flow (3). Leading edges of the blades located on the inflow side extend perpend...
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WO/2007/111143A1 |
[PROBLEMS] To provide a cabinet with a clean environment maintaining function, in which a variation in air speed is less in a working space. [MEANS FOR SOLVING THE PROBLEMS] The safety cabinet (1) has a filter (26) and two sheets of flow...
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WO/2007/110712A2 |
A flow conditioner for use in a pipeline to be used in conjunction with a flow meter. The flow conditioner uses alternating hole sizes to reduce ultrasonic noise produced by high flow rates while correcting the fluid flow profile The per...
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WO/2007/108693A1 |
Vibration reducer that reduces or removes flow-induced vibrations in a pipe, in particular a coiled tubing, distinguished in that the vibration reducer comprises at least one continuous band arranged as a spiral spring that elastically c...
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WO/2007/106729A2 |
A mechanism is configured to receive air which has been sucked through a device that imparts turbulence to the air. The mechanism is structured to establish regions of enhanced oxygen density in the air at locations downstream of the mec...
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WO/2007/077620A1 |
This invention provides a smart vortex generator (1) comprising a body (3), at least a part of which is formed of a shape memory alloy, disposed on the surface of an object such as a main wing in an airplane which, together with fluid fl...
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WO/2007/075287A1 |
There is provided a rough microfluidic channel for use, for example, in a lateral flow assay device. The rough microfluidic channel has a roughness greater than a similar channel that is smooth, as measured by a Reynolds number for flow ...
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WO2006066558B1 |
Previous devices and methods offer solutions for mixing and/or turbulent mixing tasks. Said solutions are lacking in the implementation and/or optimization of important factors such as mixing and turbulent mixing intensity and/or natural...
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WO/2007/066199A2 |
A device reduces a drag, and thereby a pressure loss, produced by a relative displacement between a body and a fluid or a fluid displacement in the body. The inventive device comprises means (2) which is arranged in or on the body surfac...
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WO/2007/057559A1 |
The invention relates to a nuclear reactor primary circuit comprising a primary pipeline (30), which defines an internal volume (32) and in which a primary nuclear reactor coolant downwardly runs, an additional pipeline (26) which is bra...
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WO/2007/056806A1 |
A device (10) for increasing turbulence in a fluid flowing through a conduit (12) comprises two or more elements (14) each of which is provided with a respective orifice (16) through which fluid flowing through the conduit (12) passes. T...
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WO/2007/059081A1 |
A toilet fill valve (10) device may function as a restrictor to reduce water flow, or as a regulator to cap water flow beneath a certain limit depending upon its orientation. If composed of a rigid material, the device functions as a res...
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WO/2007/040423A1 |
The invention relates to methods for producing an action on a fluid medium flow and can be used in hydrodynamic engineering, mainly, in heat-exchange and mass-exchange devices. The inventive method consists in forming a primary working f...
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WO/2007/035511A2 |
A fluid handling device with an anisotropic wetting surface including a substrate with a multiplicity of asymmetric substantially uniformly shaped asperities thereon. Each asperity has a first asperity rise angle and a second asperity ri...
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WO2007015656B1 |
The invention relates to aerohydrodynamics. The inventive method for reducing the aerodynamic noise generated by the separation a medium stream flowing around a structural element surface during the relative motion thereof consists in fo...
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WO2006073887B1 |
Dynamic motion decoupling and damping is achieved with the use of mass, added mass, buoyancy, submerged weight and drag in arbitrary locations on catenary and/or tensioned lines. The original line configuration may or may not be modified...
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