Patents by Inventor Ralph Wystup
Ralph Wystup has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11923730Abstract: A system for monitoring the temperature of a motor (M) with an electromechanically drivable motor shaft. The system comprising a sensor that is based on a thermal model (MOD), which describes the thermal behavior of the motor (M), a measuring means for determining the electrical input power (P) of the motor (M), and a measuring means for recording the shaft speed n of the motor shaft. An evaluation device is also provided, which is designed to determine the respectively current motor temperature of the motor (M) from the input power (P), a reference temperature TRef, the determined shaft speed n, and the thermal model (MOD).Type: GrantFiled: March 4, 2022Date of Patent: March 5, 2024Assignee: ebm-papst Mulfingen GmbH & Co. KGInventor: Ralph Wystup
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Patent number: 11846292Abstract: A method for determining the operating point of an electric motor-driven fan in a system that includes determining the operating point of a fan when a clear correlation between the speed, the performance, and the volumetric flow rate of the fan is not possible.Type: GrantFiled: February 26, 2019Date of Patent: December 19, 2023Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Marvin Götzinger, Erik Reichert, Marco Weckert, Ralph Wystup
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Publication number: 20230387766Abstract: A method for producing a winding of a coil around a component, of an electric motor, wherein in order to produce the winding, at least one wire is guided over at least one arm encircling the component in a rotational movement in such a way that the wire is wound around the component in successive turns, wherein at least one image acquisition device and/or at least one computer unit provides information about the course of turns that have already been wound, wherein the arm is dynamically controlled in a type of movement different from the encircling rotational movement, in such a way that the turn currently being applied by the movement follows a determined turn course that is optimized with respect to previously applied adjacent turns.Type: ApplicationFiled: October 6, 2021Publication date: November 30, 2023Inventors: Ralph WYSTUP, Philip KEMMET
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Patent number: 11768001Abstract: A ventilator having a rotor is mounted in a rotatable manner around an axis of rotation. The rotor includes a plurality of blade-like rotor blades arranged around the axis of rotation. The ventilator includes a sensor device for detecting an object approaching one of the plurality of rotor blades, and a control device that receives signals from the sensor device. The control device extrapolates a trajectory of the object from a position x and a speed v of the object, and adjusts an angular position or rotational speed n of the rotor to allow the object to continue moving along its trajectory without colliding with one of the plurality of rotor blades.Type: GrantFiled: December 21, 2020Date of Patent: September 26, 2023Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Ralph Wystup, Markus Humm, Christian Antonius Knipp
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Patent number: 11746794Abstract: A method for operating a fan system as well as such a fan system. The fan system has a control device having an artificial neural network. The control device controls an electric motor of a backward curved centrifugal fan. The centrifugal fan creates a gas flow that is characterized by an actual flow value, particularly the actual value of a volume flow rate. The actual flow value is not detected by a sensor means, but determined by means of the artificial neural network depending from input variables and based thereon, the electric motor is open loop or closed loop controlled by means of the control device. The motor current and the motor voltage as well as their time-dependent behavior that can be the time derivative (e.g. gradient of first order) or that can be at least one preceding value at a preceding point in time, are provided to an input layer of the artificial neural network.Type: GrantFiled: May 26, 2021Date of Patent: September 5, 2023Assignee: EBM-PAPST MULFINGEN GMBH & CO. KGInventors: Walter Eberle, Alexander Rau, Ralph Wystup, Rainer Nase, Markus Humm
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Patent number: 11699968Abstract: A fan heater (1) has a motor (M) with motor windings (W) and a rotor that is connected to a fan (V) for delivering ambient air at least partially along the motor windings (W). At least one motor winding is configured as a heater winding (HW) for generating a specific heat output or amount of heat as intended.Type: GrantFiled: January 7, 2021Date of Patent: July 11, 2023Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Ralph Wystup, Philip Kemmet
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Patent number: 11585718Abstract: A device (10) and method for sensor diagnostic monitoring and detection of an imbalance of a rotating machine (1) has steps of (a) detecting acceleration signals (Sb) of the housing (2) or of a non-rotating component of the rotating machine (1) by a sensor (20); (b) detecting signals (Sd) for the determination of the rotation speed of the rotating machine (1) by a second sensor; and (c) supplying and evaluating of sensor signals (Sb, Sd) by an evaluation unit (40, 50, 60). An acceleration component that is acquired occurs with the rotation speed of the rotating machine. This component is compared with a predetermined limit value.Type: GrantFiled: April 12, 2018Date of Patent: February 21, 2023Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Frederik Nöth, Pattrick Peppel, Ralph Wystup, Robert Druschel, Michael Hopf
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Patent number: 11525591Abstract: The disclosure relates to a method for determining the positions of a number of fans (Vn,m) for generating an air flow in a preferably enclosed space, which have a speed sensor for determining their position, wherein the fans (Vn,m) are arranged in rows (R1, R2, . . . , Rn) and columns (S1, S2, . . . , Sm), wherein at least the position (i, j) of one fan (Vi,j) is known.Type: GrantFiled: December 20, 2019Date of Patent: December 13, 2022Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Ralph Wystup, Markus Humm, Alexander Rau
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Publication number: 20220286022Abstract: A system for monitoring the temperature of a motor (M) with an electromechanically drivable motor shaft. The system comprising a sensor that is based on a thermal model (MOD), which describes the thermal behavior of the motor (M), a measuring means for determining the electrical input power (P) of the motor (M), and a measuring means for recording the shaft speed n of the motor shaft. An evaluation device is also provided, which is designed to determine the respectively current motor temperature of the motor (M) from the input power (P), a reference temperature TRef, the determined shaft speed n, and the thermal model (MOD).Type: ApplicationFiled: March 4, 2022Publication date: September 8, 2022Inventor: Ralph Wystup
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Publication number: 20220236163Abstract: A device (1) for detecting a concentration of predetermined particles, particularly viruses, in air (3) with organic and/or inorganic aerosol particles, has a supply unit (10), an imaging unit (20), an image acquisition unit (40) and an evaluation unit (50). The supply unit (10) binds the aerosol particles as particles in a fluid (4). The imaging unit (20) operates on the functional principle of a scanning electron microscope in order to generate an enlarged image of the particles contained in the fluid (4). The image acquisition unit (40) acquires and transmits the image. The evaluation unit (50) evaluates the particles depicted in the image. The evaluation unit (50) automatically detects morphological properties of the particles depicted in the image and compares the detected morphological properties with morphological properties of the predetermined particles.Type: ApplicationFiled: January 26, 2022Publication date: July 28, 2022Inventors: Frederik Wystup, Ralph Wystup
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Patent number: 11386316Abstract: A device for wirelessly transmitting and receiving data of an RFID tag introduced in an electromagnetically shielded housing, wherein a transmission region is provided in the housing wall of the housing and wherein a transceiver is connected to the RFID tag. The transceiver is configured to transmit and/or receive data from the RFID tag through the transmission region, wherein a double coil formed by two coil assemblies is provided directly above or below the transmission region for coupling to an external receiving unit of a reading device and for coupling to the transceiver.Type: GrantFiled: May 14, 2019Date of Patent: July 12, 2022Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Jan Gehringer, Markus Humm, Sebastian Schroth, Ralph Wystup
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Patent number: 11362603Abstract: The disclosure relates to a method for reducing the torque ripple and noise evolution in an EC motor with single-phase feed by buffer-storing electrical energy in the EC motor, which is embodied with a power factor correction circuit (PFC) having a capacitor (Cz) at the power supply system input for a specific power supply system AC voltage UN, wherein the capacitance of the capacitor is dimensioned such that when the power supply system AC voltage UN is applied, a pulsating DC voltage is generated in a link circuit (Z), wherein the pulsating electrical energy generated as a result is stored by means of a primary regulation of the id current component as magnetic energy in the EC motor at least for a predefined time period.Type: GrantFiled: November 7, 2018Date of Patent: June 14, 2022Assignee: ebm-papst Mulfingen GmbH & Co. KGInventor: Ralph Wystup
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Patent number: 11358085Abstract: The present disclosure relates to a device and to a method for detecting filter soiling of a filter system having at least an air filter installed in an air duct and an electrically controlled fan for producing an air flow in the air duct, wherein the device comprises at least a motor controller for controlling the fan motor by means of PWM control and an evaluating apparatus for determining the actual rotational speed (ni) of the fan in accordance with the actual degree of modulation (Ti) of the motor current for achieving the present rotational speed (ni), wherein, in the evaluating apparatus, setpoint value pairs (nsetpoint, Tsetpoint) for the setpoint rotational speed (nsetpoint) at a certain degree of modulation (Tsetpoint) are also stored, as well as a comparator in order to compare the actual value pairs (ni, Ti) with the setpoint value pairs (nsetpoint, Tsetpoint) and to obtain the degree of filter soiling of the air filter therefrom.Type: GrantFiled: January 18, 2018Date of Patent: June 14, 2022Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Ralph Wystup, Markus Humm
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Publication number: 20220178807Abstract: The present disclosure relates to a device for detecting a concentration of predetermined particles, in particular viruses, in air, which comprises organic and/or inorganic aerosol particles, wherein the device has a supply unit for binding the aerosol particles as particles in a fluid, an imaging unit for producing an enlarged image of the particles contained in the fluid, an image capture unit for capturing and transmitting the image, and an evaluation unit for evaluating the particles depicted in the image, wherein the evaluation unit is designed to automatically detect morphological properties of the particles depicted in the image, to compare the detected morphological properties with morphological properties of the predetermined particles, and by the comparison to determine a proportion of predetermined particles in the image and the concentration of the predetermined particles in the air.Type: ApplicationFiled: December 8, 2021Publication date: June 9, 2022Inventors: Ralph WYSTUP, Frederik WYSTUP
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Publication number: 20220145892Abstract: A fan volume flow rate detection device has a motor (M) with a speed controller (D) and at least one microcontroller (10). The speed (n) of the motor (M) is input at an input of the microcontroller as an input variable, in the form of a digital signal. This is used to determine the pressure difference ?p generated by the impeller wheel at this speed and the volume flow rate ?V/?t at a location (x) in a flow channel of the fan in a specific installation situation of a system (A), by a simulation model (SM) stored in memory of the microcontroller (10). Accordingly, the speed (n) of the motor is adjusted by the speed controller in the event of a deviation from a setpoint volume flow rate ?Vsetpoint/?t.Type: ApplicationFiled: September 6, 2019Publication date: May 12, 2022Applicant: ebm-papst Mulfingen GmbH & Co. KGInventors: Ralph WYSTUP, Michael ECCARIUS, Hendrik MOHR
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Publication number: 20220096696Abstract: A device (1) for disinfecting air by combustion has a primary inlet (10) that sucks primary air into a combustion chamber (11) with a burner nozzle (12). The primary air flows along a flow path into a mixing chamber (13) arranged along the flow path after the combustion chamber (11). The primary air (L1) is heated to a first temperature. The mixing chamber (13) has an outlet (14) and at least one secondary inlet (15). Secondary air can be sucked (L2) into the mixing chamber (13) through the inlet (15). The mixing chamber (13) produces a mixed air (L3) of a third temperature of at least 100° C. from a mixing of the primary air (L1) and the secondary air (L2). The mixed air (L3) is held in the mixing chamber (13) for a predetermined residence time, and discharges the mixed air (L3) along the flow path through the outlet (14).Type: ApplicationFiled: September 20, 2021Publication date: March 31, 2022Inventor: Ralph WYSTUP
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Publication number: 20220091010Abstract: A method for detecting concentration of organic particles (14), in particular viruses, with a determined target diameter in air (10) comprises organic and/or inorganic aerosol particles. Aerosol particles contained in the air (10) are bound in a fluid (40), so that said aerosol particles are contained as particles in the fluid (40). The fluid (40) with particles is exposed in measurement chamber (30) to a second light (B) fragmenting the organic particles and/or to an ultrasound (C) fragmenting the organic particles in the fluid (40). Before fragmentation of organic particles, a first light scattering of a first light (A) and after the fragmenting of organic particles, a second light scattering of the first light (A) on the fluid (40) are determined. Using difference between the first light scattering and the second light scatterings, the concentration of the organic particles (14) in the fluid (40) and thus in the air is determined.Type: ApplicationFiled: September 22, 2021Publication date: March 24, 2022Inventors: Ralph WYSTUP, Frederik WYSTUP
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Publication number: 20220088259Abstract: A device (1) for disinfecting air with electromagnetic radiation, has a radiation chamber (10) where air flows from an intake side (A) to a discharge side (B) along a flow path. At least one radiation source (11) generates electromagnetic radiation in the microwave range and emits electromagnetic radiation into the radiation chamber. At least one fan (20) with an impeller (21) generates an air flow through the radiation chamber (10). The fan (20) takes in air on the suction side (A), convey it through the radiation chamber (10) along the flow path to the discharge side (B) and blows it out of the radiation chamber (10) on the discharge side (B). At least the impeller (21) is arranged inside the radiation chamber (10). The impeller (21) has a plurality of blades (22) formed at least in sections from a material deflecting the electromagnetic radiation.Type: ApplicationFiled: September 8, 2021Publication date: March 24, 2022Inventors: Ralph Wystup, Markus Humm, Rainer Nase, Frederik Wystup
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Patent number: 11233468Abstract: The invention relates to a method for the closed-loop and open-loop control of two or more EC motors operated using a common converter, wherein for the purpose of setting the operating point of the EC motors, common open-loop or closed-loop control using at least one controller is provided, wherein a combination of at least two control options is provided and in this case a controlled variable regulates the voltage setting at the output of the converter such that the two or more EC motors follow an intended sequence of operating points in a stable manner.Type: GrantFiled: October 26, 2018Date of Patent: January 25, 2022Assignee: ebm-papst Mulfingen GmbH & Co. KGInventors: Thomas Kilian, Sebastian Schroth, Marco Weckert, Georg Wiedmann, Ralph Wystup
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Patent number: 11228266Abstract: A permanent magnet synchronous machine (1) having a rotor (R) and a stator (S). Connection terminals (2) apply a feed alternating voltage with a feed frequency (f0). The permanent magnet synchronous machine (1) has a motor controller (10). The controller (10) has an assembly (11) to detect the terminal voltage on the connection terminals (2) and the current frequency (fa). Also, the controller has an analysis device (12). The analysis device (12) ascertains whether the current frequency (fa) contains a frequency component (fr) with a frequency that deviates from the feed frequency (f0).Type: GrantFiled: November 4, 2019Date of Patent: January 18, 2022Assignee: ebm-papst Mulfingen GmbH & Co. KGInventor: Ralph Wystup