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WO/2013/083217 |
The invention relates to a method for monitoring the function of a pump (1) which is driven by an electric motor and which has an internal electronic system (4), functional parameters of the pump (1) being monitored by means of said elec...
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WO/2013/075855 |
The invention relates to a controllable coolant pump (1) of a cooling circuit for an internal combustion engine, having a pump housing (2), in which a pump shaft (3) with associated impeller (8) is rotatably arranged. The impeller (8) co...
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WO/2013/068016 |
The present invention relates to a method of controlling the rotating speed of an impeller of a pump. The impeller is driven by an electrical motor having an adjustable rotating speed, and the method determines a correction to an actual ...
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WO/2013/070547 |
A turbomachine system and method, with the system including a slug detector coupled to a main line to detect a slug flow in a multiphase fluid in the main line. The system also includes a compressor fluidly coupled to the main line and d...
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WO/2013/064857 |
The invention is a device for the transmission of power by means of rotating magnetic fields, comprising a drive shaft (2) with an external magnet (3), a pump shaft (4) with an internal magnet (5) suited to entrained by said external mag...
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WO/2013/059925 |
A method for determining flow in a medium, comprising applying thermal energy to at least one probe of a pair of probes, the probes configured for placement in the medium and varying the applied thermal energy of the at least one probe t...
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WO/2013/056856 |
Disclosed is an adjustable coolant pump for a cooling circuit in an internal combustion engine, comprising a hollow bearing shaft which is accommodated in a bearing sleeve, supports a drive gear at one end, and is permanently connected t...
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WO/2013/056855 |
Disclosed is an adjustable coolant pump for a cooling circuit in an internal combustion engine, comprising a hollow bearing shaft which is accommodated in a bearing sleeve, supports a drive gear at one end, and is permanently connected t...
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WO/2013/051290 |
A pump device (1A) is provided with the following: an impeller (2) which rotates around a rotational axis (A); an inflow passage (10a) which extends along the rotational axis (A) of the impeller (2); a vortex chamber (10b) provided aroun...
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WO/2013/045102 |
A method for monitoring the operational state of a pump (10) comprises acquiring a set characteristic diagram of the pump (10), the characteristic diagram of the pump (10) being defined by a functional relationship between a first pump o...
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WO/2013/041616 |
The invention relates to a pump unit (2) having an electrical drive motor (5) and a control device (4) for controlling the drive motor (5), wherein said control device (4) comprises at least one microprocessor (8) and storage means (6) w...
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WO/2013/041616 |
The invention relates to a pump unit (2) having an electrical drive motor (5) and a control device (4) for controlling the drive motor (5), wherein said control device (4) comprises at least one microprocessor (8) and storage means (6) w...
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WO/2013/034189 |
The invention refers to a switchable automotive coolant pump (10; 10') with a pulley wheel (18) fixedly supported by a rotor shaft (12; 12'), a shaft sealing (13) separating the a dry section (D) from a wet section (W) with respect to th...
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WO/2013/028440 |
The system and method for determining the operational condition of an electric fuel pump (16). The test apparatus (22) is configured to perform first, second and third tests. During the first test, a low voltage, low current signal is ap...
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WO/2013/020181 |
The invention resides in a swimming pool pump which is able to operate at a low speed and a high speed, the pump automatically switched between the low speed and the high speed each time power is supplied to the pump.
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WO/2013/014832 |
Provided is a space-saving pumping device that is capable of performing variable speed operation control by the pumping device alone while reliably dissipating heat. The pumping device is constructed by integrating a pump unit with an im...
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WO/2013/010683 |
A coolant pump (1) for a coolant circuit of an internal combustion engine with a drive wheel (4) driven preferably via a belt drive, which drive wheel is connected to an impeller (5) via a drive shaft (3, 29) rotatably mounted in a pump ...
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WO/2012/174718 |
Disclosed are a single-phase permanent magnet rotor electric pump only rotating in a right direction and its realization method. The method comprises the following steps: controlling the size of a water chamber (3) within a water pump bo...
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WO/2012/173552 |
The invention relates to a method for controlling at least a part of a pump station comprising a number of speed controlled pumps, the method is arranged to minimize the specific energy consumption Espec of said at least a part of a pump...
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WO/2012/173551 |
The invention relates to a method for automatic mutual alternation between an arbitrary number of pumps by the control of an individual pump, which makes use of a start condition for a state change from an inactive state of the pump into...
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WO/2012/173551 |
The invention relates to a method for automatic mutual alternation between an arbitrary number of pumps by the control of an individual pump, which makes use of a start condition for a state change from an inactive state of the pump into...
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WO/2012/173551 |
The invention relates to a method for automatic mutual alternation between an arbitrary number of pumps by the control of an individual pump, which makes use of a start condition for a state change from an inactive state of the pump into...
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WO/2012/167953 |
The invention relates to a coolant pump for a coolant circuit of an internal combustion engine, comprising a pump housing (7), in which a drivable shaft (2a) is mounted, to one end of which shaft a rotor (4) is fastened. The rotor compri...
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WO/2012/167961 |
The invention relates to a coolant pump for a cooling circuit of an internal combustion engine, comprising a pump housing (1) in which a drivable shaft (2a) is mounted, at the one end of which drivable shaft impeller (4) is fastened. Sai...
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WO/2012/165048 |
[Problem] To facilitate detection of abnormalities in backflow prevention valves in a water supply system provided with multiple water supply devices which comprise a backflow prevention valve and a pump and are parallel-coupled through ...
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WO/2012/160096 |
A float switch device for submersible pumps comprises a floating member (2) linked to the body of a pump (10) for controlling the starting and the stopping of the same pump (10) according to the level of the fluid. The floating member (2...
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WO/2012/156726 |
This invention relates to programmable electronic device that prevents wastewater submersible and non-submersible pumps as well as viscous pumps from ragging therefore avoiding pump blockage. In one aspect the invention provides a pump a...
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WO/2012/152238 |
The invention relates to a controllable coolant pump for internal combustion engines, for example for internal combustion engines of trucks. The aim of the invention is to develop a controllable coolant pump for motor vehicles, comprisin...
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WO/2012/154971 |
A method and system for metering liquid production at a well comprises an actuated back pressure control valve, a liquid pump, a liquid flow meter and a pressure sensor, both intermediate the liquid pump and the back pressure control val...
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WO/2012/154971 |
A method and system for metering liquid production at a well comprises an actuated back pressure control valve, a liquid pump, a liquid flow meter and a pressure sensor, both intermediate the liquid pump and the back pressure control val...
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WO/2012/145222 |
Systems and methods to determine the apparent density of a fluid being displaced by a pump. The apparent density may be determined by comparing an expected torque of the pump to an actual torque of the pump. The apparent density can also...
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WO/2012/138650 |
A rotational speed governor for an air motor comprises a housing, a valve, a shaft, a cross-bar, a plate and a pair of weights. The housing has an air inlet and an air outlet. The valve is disposed between the air inlet and the air outle...
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WO/2012/127783 |
A water distribution pressure control system comprises: a pipe line resistance model generation unit which, on the basis of a discharge pressure measured by a discharge pressure measuring instrument installed between a water distribution...
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WO/2012/123165 |
The invention relates to a regulatable coolant pump for a cooling circuit of an internal combustion engine, comprising a hollow bearing shaft (1) carrying a drive wheel (2) on one end thereof and being secured to an impeller (18) on the ...
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WO/2012/121680 |
The subject of the invention is a device for an automatic regulation of pump operation of a sensor microprocessor controller that optimally regulates the operation of a pump. The device of the invention solves the mentioned problems; by ...
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WO/2012/119622 |
The invention relates to a controllable cooling system (1) for a motor vehicle comprising a coolant circuit, which delivers a coolant to an internal combustion engine and draws off coolant therefrom, as well as a mechanically operated co...
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WO/2012/121680 |
The subject of the invention is a device for an automatic regulation of pump operation of a sensor microprocessor controller that optimally regulates the operation of a pump. The device of the invention solves the mentioned problems; by ...
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WO/2012/119622 |
The invention relates to a controllable cooling system (1) for a motor vehicle comprising a coolant circuit, which delivers a coolant to an internal combustion engine and draws off coolant therefrom, as well as a mechanically operated co...
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WO/2012/116675 |
The invention relates to a device and method for the defined longitudinal shifting of an adjusting device which rotates along in a drive shaft, along the center axis of the drive shaft. The solution according to the invention is characte...
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WO/2012/116675 |
The invention relates to a device and method for the defined longitudinal shifting of an adjusting device, which rotates along in a drive shaft, along the center axis of the drive shaft. The aim of the invention is to develop a device an...
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WO/2012/116676 |
The invention relates to a controllable coolant pump for an internal combustion engine, which is driven by means of a belt pulley. The aim of the invention is to develop a driven controllable coolant pump which among other things ensures...
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WO/2012/113497 |
The invention relates to a method for the operation of an electric motor-driven pump for optimal power in a hydraulic system having at least one self-regulated load, wherein the desired discharge head (Hsoll) of the pump is regulated dep...
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WO/2012/099242 |
The present invention can control a pump so as to decrease the rotational speed while ensuring a constant flow rate and respond a request for energy saving. Disclosed is a water supply device provided with: a pump that applies pressure o...
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WO/2012/095249 |
A system and a method for controlling the pressure of a fluid in a distribution network (2). The network comprises at least one pump station (4) having a number of pumps (6) that are configured to pressurise the fluid from a supply line ...
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WO/2012/095274 |
The invention relates to a method for operating a pump that is driven by an electric motor in a hydraulic system in a power-optimized manner in the event of very low volumetric flow rates (Q). The target delivery head (H) of the pump is ...
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WO/2012/071778 |
A pipeline pump having thermal protection, comprising a motor (10), a handle (16) arranged on the motor (10), a pump body (5) arranged on a motor shaft (10-1), a water outlet (5-2) and a water inlet (5-1) arranged on the pump body (5), a...
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WO/2012/071779 |
A smart pump comprising a housing (5), an outlet cover (13) arranged on the top of the housing (5), a power plug (1) arranged on the outlet cover (13), a circuit board (2) arranged within the housing (5), and a rotor (4) and a stator (6)...
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WO/2012/072601 |
The invention relates to a pump apparatus for a calibration tool of an extrusion plant, which has a separator (11, 111) having at least one fluid inlet (12, 112, 112') for a fluid mixture comprising liquid and gaseous media, at least one...
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WO/2012/069055 |
A pump (P) for pumping liquids containing solids, e.g. waste water, sewage, sludge or manure is disclosed. The first opening (14), which is surrounded by a seat (22) for a rotary wheel (12), acts as an inlet when the pump is active and a...
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WO/2012/062639 |
The invention relates to an electric motor, comprising a stator (4), a rotor (8), and a can (6) arranged between the stator (4) and the rotor (8), wherein the stator (4) has a plurality of stator pole pairs (26), each of which is formed ...
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