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Matches 301 - 350 out of 7,510

Document Document Title
WO/2015/059586A1
Valve group (10) for a pump (1) of a cooling circuit, in particular for vehicles. Said valve group (10) is suitable for being inserted in an extractable manner into said pump (1), extending along a rotation axis (Y-Y) and identifying tra...  
WO/2015/059800A1
In the case of conventional water supply devices that utilize multiple motor-driven pumps, the speed of each of said motors being controlled by an inverter, when supplying of water at a high flow rate that cannot be supplied by one pump ...  
WO/2015/055833A1
The invention relates to a motor-driven centrifugal pump for circulation of heat transfer fluid in the primary circuit of a nuclear reactor. The motor-driven pump comprises a hermetic motor unit (12), a hydraulic section (13) and a shaft...  
WO/2015/055482A1
The invention relates to a method for adapting the control of the flow temperature of a heating installation in a building (1) to be heated or in at least one building part to be heated, in which method the heating installation supplies ...  
WO/2015/055831A1
The invention relates to a motor-driven centrifugal pump for circulation of heat transfer fluid in the primary circuit of a nuclear reactor. The motor-driven pump comprises a hermetic motor unit (12), a hydraulic section (13) and a shaft...  
WO/2015/052055A1
The invention relates to an electronic control device for a component of compressed-air generation, compressed-air processing, compressed-air storage, and/or compressed-air distribution, wherein the electronic control device (11) falls b...  
WO/2015/037669A1
The present invention concerns a turbo pump that acts on a liquid and relates to a device and a method whereby a cavitation surge, a unique phenomenon that occurs in a turbo pump for a liquid, is suppressed or alleviated. In the case of ...  
WO/2015/036230A1
The invention therefore relates to a multiphase compression or expander impeller (rotor) that can be inserted into a casing of a multiphase pump. The impeller comprises a vane (Ai) that comprises means (6) for amplifying and distributing...  
WO/2015/029147A1
 A pump system having a pump unit that has an impeller provided inside a pump casing, a synchronous motor for rotatably driving the impeller, and an inverter for controlling the synchronous motor, wherein the inverter has a signal inpu...  
WO/2015/022601A1
The invention relates to an impeller assembly and a pump for pumping a liquid, comprising a pump chamber and an impeller (4) arranged to rotate in said pump chamber, said impeller being suspended in a lower end (5) of an axially extendin...  
WO/2015/022010A1
The invention relates to a liquid pump assembly (10), comprising a motor (20) and a pump (22) for pumping a liquid, a non-return valve, which is arranged in a flow channel (54), through which the liquid can flow, a sensor device (108) fo...  
WO/2015/022113A1
The present invention relates to a method for controlling a pump, in particular a centrifugal pump, during the pumping of a liquid, comprises the steps: fixing of a setpoint value of a flow rate of the pump; measuring of an inlet pressur...  
WO/2015/022011A1
The invention relates to a control device (50) for a liquid pump arrangement (10), having a flow duct (54), in which a valve body (86) is arranged movably for releasing and interrupting a flow connection between a duct inlet (66) and a d...  
WO/2015/004548A1
The invention is an adjustable cooling pump (1) for a cooling circuit of an internal combustion engine, The pump (1) comprises a pump body (2) having at least one entry channel (21, 21') and an exit channel (22) between which a rotor (3)...  
WO/2015/000456A1
The invention relates to a controllable coolant pump, in particular for use in large internal combustion engines, such as truck engines for example. The aim of the invention is to develop a controllable coolant pump, in particular for us...  
WO/2014/207030A1
The invention relates to a rotary pump apparatus with an electric drive motor (2) and with at least one rotor (10; 10') which is movable in an axial direction (X) between at least two functional positions, wherein, in one functional posi...  
WO/2014/207031A1
The invention relates to a pump assembly (2) having an electrical drive motor (14) and at least one impeller wheel (18) driven by said motor, wherein the impeller wheel (18) is movable in the axial direction (X) between at least one firs...  
WO/2014/187647A1
The invention relates to a circulating pump unit (2) comprising an electric drive motor (6) and a control device (10), which is integrated into the circulating pump unit (2), wherein at least one internal temperature sensor (16) is arran...  
WO/2014/181237A1
The invention relates to a method for controlling at least a part of a pump station (1) comprising at least a speed controlled pump (2) arranged in a container (3), wherein the method comprises a sub-method (Determine Espec) that is arra...  
WO/2014/175248A1
The present invention pertains to a pump device suitable for use as a water supply device that supplies water to a building. The pump device is equipped with a pump (2), a motor (3) that drives the pump (2), a drive device (20) that driv...  
WO/2014/174097A1
The invention relates to a method for assessing a wear state of a module (1, 11, 111, 112) of a turbomachine, in particular a bearing arrangement (11, 111, 112) of a pump or turbine, wherein a mechanical interrogating signal (21) with a ...  
WO/2014/172778A1
The pump provides temperature-based flowrate-modulation of the main- flow of coolant through the engine and radiator, coupled with temperature-based open/close control of sub-flows of coolant through plural sub-circuits. Modulation is do...  
WO/2014/150397A1
A precision pump system having a motor driver for accurately and repeatedly delivering process fluid, (e.g., photo chemicals) using a pumping fluid with minimal process fluid loss to a fabrication process and whereby the motor driver can...  
WO/2014/146964A1
The invention relates to a pump arrangement, in particular a centrifugal pump, in particular a main coolant pump for power stations, comprising a pump housing (2), which defines an interior (3) with an inlet opening (4) for aspirating a ...  
WO/2014/144038A1
A system and method is disclosed for efficiently sulfiding metal catalyst resident in a reactor vessel comprises a sulfiding module and a hydrogen sulfide detection module and a remote computer all arranged and configured to communicate ...  
WO/2014/142833A1
An apparatus and methods for testing and pumping through a well servicing system are provided. The apparatus includes a drive mechanism and an actuation system. The actuation system is coupled to the drive mechanism for selectively engag...  
WO/2014/143708A1
A pumping system and method for operating a pumping system including a motor coupled to a variable speed drive to drive a pump. A torque indicator corresponding to the torque presented to the drive is determined. The torque indicator may...  
WO/2014/140384A1
The invention relates to a method for controlling and/or monitoring a compressor system comprising multiple components, namely one or more compressors (11, 12, 13) and one or more peripheral devices (14 to 21), and comprising a control/m...  
WO/2014/140253A1
The invention relates to a method for controlling and/or monitoring a compressor system comprising one or more compressors (11, 12, 13) and one or more peripheral devices (14 to 21). The compressors (11, 12, 13) and peripheral devices (1...  
WO/2014/140261A1
The invention relates to a method for controlling and/or monitoring a compressor system comprising one or more compressors (11, 12, 13) and one or more peripheral devices (14 to 21). The compressors (11, 12, 13) and peripheral devices (1...  
WO/2014/139784A1
The invention relates to a centrifugal pump assembly, in particular a heating circulation pump assembly, having a centrifugal pump (1), having an electrical motor (7) driving the pump (1), having an electronic speed controller (11) for t...  
WO/2014/107830A1
A flow-adjustable water pump has a DC brushless motor arranged therein and is externally connected with an AC-DC power supply converter (5) and provided with a current adjusting controller (4). The water pump can convert the AC power of ...  
WO/2014/099877A1
Apparatus (10) is provided featuring a signal processor or processing module (10a) configured at least to: receive signaling (S) containing information about system energy consumption related to multiple pump combinations running in a mu...  
WO/2014/088998A1
A pump or rotary equipment features a casing assembly having a region through which high velocity fluid and solids circulate, a chamber that does not have circulating therein the high velocity fluid and solids, an aperture that allows a ...  
WO/2014/086472A1
The invention relates to a centrifugal pump, in particular a waste water submersible pump having an impeller (1), of which the end face facing the pump intake opening is open and only the end face of the impeller facing away from the int...  
WO/2014/083441A1
The present invention relates to a valve group (10) for a pump (1) of a cooling circuit, in particular for vehicles. Said pump comprises a pump body (2) having a housing compartment (200) defined by a wall (210) in which said valve group...  
WO/2014/079847A1
A pump arrangement has two separately drivable rotor elements (10, 12), each having conveying elements (14, 16). The conveying elements (14, 16) form conveying surfaces (18, 22). Depending on the position of the conveying elements relati...  
WO/2014/068728A1
[Problem] To reduce power consumption by a feed water pump in a time zone when electric power demand is large. [Solution] A feed water control system (1) is provided with: a first water tank (an elevated water tank (13)); a feed water pu...  
WO/2014/063722A1
A method for controlling circuitry (14) of a softstarter arrangement (11) to operate an electric motor (12) for driving a pump is provided, wherein the softstarter circuitry electrically connects the motor to electric mains. The method c...  
WO/2014/060343A1
A centrifugal pump is described, comprising: a casing 3; a rotary shaft 9 arranged for rotation in the casing; a plurality of pump stages 15, 17, each pump stage comprising an impeller 15 secured on said rotary shaft 9 and arranged for r...  
WO/2014/060041A1
The invention refers to a mechanical coolant pump (10) for an internal combustion engine, comprising an impeller pump wheel (40) pumping the liquid coolant incoming in axial direction radially into an outlet volute (13), a pump housing (...  
WO/2014/054554A1
The present invention pertains to a water supply device that pressurizes water from a water main and supplies this water to a building such as a housing complex or a commercial building. This water supply device is equipped with a contro...  
WO/2014/050195A1
Provided is a control device capable of further equalizing the degradation levels of pumps. An air-conditioning system controller (110) controls a plurality of inverter-driven inverter pumps disposed between a refrigerator and an air con...  
WO/2014/040627A1
A device and a method for operating multiple centrifugal pumps are disclosed, where the centrifugal pumps (4) are of the same type and size, and the device comprises a communication interface (I/O) for receiving as at least one input inf...  
WO/2014/033317A1
The invention relates to a side-channel pump (28) and to a method for operating a side-channel pump (28) in which an impeller (22) rotates in a working chamber (23) provided with a side channel (24). According to the invention, the pump ...  
WO/2014/019835A1
The invention concerns a blower device (1) for connecting to a gas burner, which is designed to pre-mix a gas-air mixture before it is fed to the gas burner. The gas blower (1) has a blower housing (2), consisting of a housing cover and ...  
WO/2014/010441A1
A pump unit provided on a conduit that transports a liquid at a preset unit flow volume, wherein the pump unit is equipped with n+1 pumps and constant flow valves. The pumps are arranged such that n+1 pumps are arranged in series and are...  
WO/2014/009016A1
The invention relates to a centrifugal pump (1) for conveying a liquid, comprising an impeller (21) which is arranged in a pump chamber (20), and one suction nozzle (16) and one pressure nozzle (17) which are both attached to the pump ch...  
WO/2014/007739A1
The invention relates to a method for controlling a pump station (1) comprising a pump well (3) for accommodating liquid and at least one in said pump well (3) located pump (2) for pumping liquid from the pump well (3), said at least one...  
WO/2014/001702A1
The present invention concerns a passive shutdown sealing device (20) for a primary motorised pump unit comprising: a split sealing ring (23) having an inactivated position and an activated position; a separator (27) made from a fusible ...  

Matches 301 - 350 out of 7,510