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WO/2006/105678A1 |
The invention relates to a flow stabilization system for a centrifugal compressor. The nozzles are formed as blow-in openings (51) in the housing wall (31) delimiting the flow channel (42). The blow-in openings are directly supplied with...
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WO/2006/095132A1 |
Apparatus is described for inhibiting the propagation of a flame front ignited by a pumping mechanism drawing a waste stream from a process chamber. A combustion chamber comprises an inlet for receiving the waste stream exhaust from the ...
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WO/2006/093878A1 |
A turbocharger having a turbine (13) mounted on a rotatable shaft (12) for rotation about an axis of the shaft and a two-stage radial compressor (24, 26) having a ported second- stage shroud (62) , forming a passive surge control system....
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WO/2006/084817A1 |
The invention relates to a method for controlling a compression installation (1) which comprises at least two compressor units (i = 1, , N) that can be separately turned on or off, a plurality of devices for modifying the output of the c...
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WO/2006/082366A1 |
A pumping system for evacuating an enclosure comprises a pumping mechanism (30), a motor (32) for driving the pumping mechanism, and a controller (36) for controlling the motor. The controller sets a maximum value for a rotational freque...
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WO/2006/063947A1 |
The invention relates to a method for operation of a compressor supplied by a power converter. According to the invention, an operating condition (BV) for the compressor (12) supplied by a power converter, generated from a measured actua...
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WO/2006/059027A1 |
The invention concerns a device for setting and controlling a low pressure gas mixture in a vacuum chamber (8) comprising at least one secondary molecular, turbomolecular or hybrid pump (9), followed by at least one primary pump (10) wit...
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WO/2006/058848A1 |
The invention relates to the starting and/or acceleration of a turbocompressor (11), particularly a compressor of a gas turbo group (1), wherein the position (VIGV) of an adjustable inlet row (15) is dynamically modified; the inlet row i...
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WO/2006/060010A1 |
A tip turbine engine (30) includes a low pressure compressor (22) having a plurality of inlet guide vanes (55) that are mounted at an inlet to the compressor case (50). Each inlet guide vane (55) includes at least one fluid outlet (56) p...
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WO/2006/051260A1 |
A system for evacuating an enclosure comprises a plurality of vacuum pumps connected in parallel such that fluid is conveyed from an outlet of an enclosure to a respective inlet of each pump, and from the outlets of the pumps to a common...
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WO/2006/048042A1 |
A variable geometry compressor for use in, for example, a turbocharger. A swing-vane diffuser is provided downstream of the centrifugal compressor wheel. A nozzle ring is adjustable mounted on a center housing, and defines the nozzle fac...
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WO/2006/040287A1 |
The invention relates to a rapidly rotating vacuum pump (10) comprising a compressor (12), a drive motor (14) for driving the compressor (12) and a timing gear (16) for operating the drive motor (14) at a constant nominal rotative freque...
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WO/2006/036134A1 |
The aim of said invention is to obtain the constantly high performance of a turbine within the entire adjustment range thereof in terms of the through capacity, when the additional gas energy dissipation is practically absent due to the ...
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WO/2006/029816A1 |
The invention relates to a method and a device for determining an error state in a rotating compressor, in particular a turbo compressor. An operating parameter of the compressor (112) is iteratively detected with the aid of a measuring ...
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WO/2006/027938A1 |
A fluid pump reduced in size by reducing a thickness and an occupied area. A fanning member on which a permanent magnet or a magnetic substance is installed is inserted into a pump pipe part and a current is passed to a coil to repeatedl...
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WO/2006/024273A1 |
The invention relates to a rotor (10) for a power plant, in particular an aero engine or a gas turbine, whereby said rotor (10) comprises at least two bonded rotor discs (12, 14). The rotor (10) is characterised in that an inlet opening ...
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WO/2006/017365A2 |
A method is provided for controlling operation of a compressor having an inlet and an outlet, a variable geometry diffuser communicated with the outlet, and inlet guide vanes communicated with the inlet, wherein the method includes the s...
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WO/2006/010251A1 |
In systems comprising at least two compressors, the present invention provides an adequately sized vessel or tank in either or both the suction line or the discharge line of multiple compressors, in such a fashion that if the conditions ...
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WO/2006/010712A1 |
Disclosed is a method for modifying a turbocompressor, according to which the compressor blades are replaced with new compressor blades in such a way that the conveyed mass flow rate of the compressor increases while the discharge capaci...
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WO/2006/006953A2 |
An electromechanical inlet guide vane actuation system (500) includes one or more electric motor driven actuators (506-1, 506-2) that are used to appropriately position the inlet guide vanes (212) in a gas turbine engine. The actuation s...
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WO/2006/007072A2 |
A system for optimizing compressor output flow when a maximum power consumption limit exists and the compressor inlet pressure can vary. Utilizing the invention the maximum compressor output flow can be obtained even while the inlet pres...
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WO/2005/123428A1 |
The invention relates to a method for controlling a coolant circuit (2) of an air conditioning system (4) for a vehicle. According to said method, a compressor (10) that is located in the coolant circuit (2) is controlled in accordance w...
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WO/2005/124125A1 |
The invention relates to a method for operating a gas turbine compressor, in which compressor air that is suctioned from the environment is cooled by evaporation before entering the compressor. According to said method, maximum drops in ...
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WO/2005/121560A1 |
There is provided a compressor (10) and associated method for providing a flow of recirculated air to control surging in the compressor. The compressor includes a housing (12) with a compressor wheel (16) rotatably mounted therein. The h...
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WO/2005/121559A1 |
There is provided a compressor (10) and an associated method for controlling a recirculation flow to control surging in the compressor. The compressor includes a housing (12) and a compressor wheel (16) mounted therein. A recirculation p...
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WO/2005/113987A1 |
A pump regulation unit (10) has a valve system which makes it possible to adjust in a variable manner an intake or discharge cross-section independently of the pump intake or discharge pipe.
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WO/2005/111412A2 |
A self-calibrating, continuous variable speed fan for use in cooling electronic circuitry is disclosed. Upon initial power-up, in an environment of known temperature, the self-calibrating fan accommodates for the tolerances on its electr...
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WO/2005/106209A1 |
A regulation system (1) for a compressor (3) comprises a fibre-optic Bragg lattice sensor (FBG) which makes it possible to determine a flow temperature (5) of a fluid (7) to be compressed by means of the compressor (3). Another aspect of...
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WO/2005/100798A1 |
The invention provides a pre-whirl generator for generating whirl in a gas flow for a gas compressor, the generator comprising: first and second substantially co-axial gas conduits each for providing a passage for gas into a compressor; ...
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WO/2005/090763A1 |
The invention relates to a compressor (10) comprising a compressor wheel (18) that is rotatably mounted in a compressor inlet channel (12) and an auxiliary channel (13), which opens into the compressor inlet channel (12) on a level with ...
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WO/2005/090755A1 |
The invention relates to a gas turbine, comprising a turbine and a compressor (10) provided with a compressor housing (14), and to a method for the operation thereof. The compressor (10) is tapped in order to cool the turbine by means of...
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WO/2005/085637A1 |
The inventive cryogenic fluid pumping system comprises at least one cryogenic fluid tank (8a, 8b), a cryogenic pump (18) having an input friction loss (NPSH) and a suction line (23a, 23b) connecting said tank (8a, 8b) to said pump (18). ...
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WO/2005/085622A1 |
The invention relates to an exhaust-gas turbocharger (13, 13a) for an internal combustion engine (1) comprising a container (2) for filtering and/or damping the intake air, a compressor (4, 4a) provided with an inlet (17, 17a) and a turb...
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WO/2005/078287A1 |
The invention relates to a method for determining faults during the operation of a pump unit. At least two electric variables that determine the electric output of the motor and at least one fluctuating hydraulic variable of the pump are...
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WO/2005/075827A1 |
The present invention provides a pumping system (60) comprising: a pumping mechanism (64); a motor (51) for driving the pumping mechanism; a drive control (50) for controlling the motor; and means (52) for monitoring at least one state w...
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WO/2005/073563A1 |
This invention relates to electric fans or blowers which may be used in, for instance, domestic, medical, commercial, industrial and transport applications.
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WO/2005/071231A2 |
A control system for a steam turbine driven chiller unit (10) is provided. The control system automatically utilizes the full range of the governor (48), compressor pre-rotation vanes (80), and hot gas bypass valve (84) capabilities to c...
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WO/2005/068842A1 |
An exemplary port (180, 180') includes a first port opening (182, 182') positioned at a location downstream from a compressor wheel (140), a second port opening (184, 184') positioned at a location adjacent to a blade (144) of the compre...
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WO/2005/067130A1 |
The present invention relates to a fan driving circuit having a positive output-to-load characteristic, and more particularly, to a driving circuit exhibiting a positive output characteristic with respect to load in a fan. The fan drivin...
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WO/2005/064168A1 |
A vane system for a centrifugal compressor (10), comprising two rows (15, 20) of vanes (15’, 20’)installed in series inside a suction duct (14), the first row (15) of fixed vanes (15’) being suitable for homogenizing the gas flow t...
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WO/2005/061896A2 |
A vacuum pumping arrangement is described for evacuating a load lock chamber. A booster pump comprises a molecular drag stage and a multi-stage centrifugal compressor mechanism. A backing pump comprises a multi-stage centrifugal compress...
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WO/2005/054683A1 |
A compressor (10) with an adjustable diffuser (30) and an associated method are provided. The diffuser (30) includes an adjustable diffuser wall (36) that can be adjusted relative to an inner surface (34) of the diffuser (30) to change t...
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WO/2005/054645A1 |
The invention relates to a gas turbine, in particular an aircraft engine and to a method for generating electrical energy in a gas turbine. The gas turbine comprises at least one engine core (18), in which a shaft (19) produces a shaft o...
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WO/2005/049926A1 |
Arrangement in a blower comprising at least an engine and a fan, said fan comprises a fan housing enclosing a fan wheel and a fan inlet. The engine and fan are surrounded by a casing provided with an air inlet to let air in to the fan in...
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WO/2005/050025A1 |
The invention relates to a radial fan (1) comprising a housing (2) and an impeller (3), an air inlet (4) and an air outlet (5), a pressure chamber (6) being configured between said inlet and outlet. The invention also comprises a laminar...
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WO/2005/050027A1 |
A series fan assembly has a primary fan, a flow modification element to reduce swirl, and a secondary fan, mounted in a series configuration. A connecting sleeve directs the combined output into an enclosure containing components to be c...
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WO/2005/047708A1 |
A fan (10) is remotely controlled using a control (150) that has special buttons (180-196) that can be identified and differentiated even without being seen. The buttons (180-196) can be located by touch and a user can adjust the fan in ...
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WO/2005/037046A1 |
The invention relates to an air reflux assembly of a vaccum cleaner, which is applied in normal vaccum cleaners or cleaning robots. The assembly comprises a outer cylinder(1), an inner cylinder(2), a rotatation disc(5), a rotation disc s...
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WO/2005/035992A2 |
A stability control algorithm is provided for a centrifugal compressor (108). The stability control algorithm is used to control a variable geometry diffuser (119) and a hot gas bypass valve (134) (when provided) in response to the detec...
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WO/2005/031169A1 |
A vacuum pump has, in fluid communication with a location intermediate an inlet thereof for receiving fluid and an outlet thereof for exhausting pumped fluid, a sensor for receiving at least part of the fluid received by the pump and for...
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