ES1180289U - A state monitoring device for monitoring an electrical machine (Machine-translation by Google Translate, not legally binding) - Google Patents
A state monitoring device for monitoring an electrical machine (Machine-translation by Google Translate, not legally binding) Download PDFInfo
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- ES1180289U ES1180289U ES201730175U ES201730175U ES1180289U ES 1180289 U ES1180289 U ES 1180289U ES 201730175 U ES201730175 U ES 201730175U ES 201730175 U ES201730175 U ES 201730175U ES 1180289 U ES1180289 U ES 1180289U
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/35—Devices for recording or transmitting machine parameters, e.g. memory chips or radio transmitters for diagnosis
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
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- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
Description
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DESCRIPCIONDESCRIPTION
Un dispositivo de monitorizacion de estado para monitorizar una maquina electrica Campo tecnicoA status monitoring device to monitor an electric machine Technical field
La presente invention se refiere al campo de la monitorizacion de estado de maquinas electricas y, mas particularmente, la presente invencion se refiere a la detection y a la determination de fallos en un motor usando un dispositivo de monitorizacion de estado que tiene una pluralidad de sensores.The present invention relates to the field of state monitoring of electric machines and, more particularly, the present invention relates to the detection and determination of failures in an engine using a state monitoring device having a plurality of sensors.
Antecedentes de la tecnicaBackground of the technique
Convencionalmente, la evaluation del estado y deteccion de fallos en un motor se hace usando una pluralidad de dispositivos de diagnostico y tecnicas que se han desarrollado hasta el momento. Entre ellos, los mas usados en la industria son la monitorizacion de vibration y analisis de firma actual.Conventionally, the evaluation of the state and detection of failures in an engine is done using a plurality of diagnostic devices and techniques that have been developed so far. Among them, the most used in the industry are vibration monitoring and current signature analysis.
Los metodos mencionados anteriormente se basan en la medicion de corriente del motor y vibracion para detectar fallos en el motor. Los metodos mencionados anteriormente, para realizar mediciones, requieren sensores y otros equipos que son a menudo engorrosos de instalar, y son caros. Por otra parte, los sensores de corriente y tension tienen que instalarse dentro de la caja de bornes del motor, que a menudo consume mucho tiempo y requiere que el motor se apague. Ademas, una instalacion incorrecta de sensores puede provocar danos en el motor, la monitorizacion de fallos o puede causar problemas de seguridad.The methods mentioned above are based on the measurement of motor current and vibration to detect motor failures. The methods mentioned above, for measurements, require sensors and other equipment that are often cumbersome to install, and are expensive. On the other hand, current and voltage sensors have to be installed inside the motor terminal box, which often consumes a lot of time and requires the motor to shut down. In addition, improper installation of sensors can cause engine damage, fault monitoring or cause safety problems.
Por lo tanto, a la luz de la description anterior, existe una necesidad de un dispositivo de monitorizacion de estado que resuelva los problemas mencionados anteriormente.Therefore, in the light of the description above, there is a need for a status monitoring device that solves the problems mentioned above.
Sumario de la invencionSummary of the invention
Los inconvenientes anteriormente mencionados, desventajas y problemas se abordan en este documento, que se entenderan mediante la lectura y la comprension de la siguiente memoria descriptiva.The aforementioned drawbacks, disadvantages and problems are addressed in this document, which will be understood by reading and understanding the following specification.
En un aspecto, la presente invencion divulga un dispositivo de monitorizacion de estado paraIn one aspect, the present invention discloses a status monitoring device for
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monitorizar y evaluar un estado de una maquina electrica. El dispositivo de monitorizacion de estado comprende un cuerpo de alojamiento que puede fijarse a un cuerpo de la maquina electrica. El cuerpo de alojamiento aloja una pluralidad de sensores que incluye al menos una unidad de medicion de campo magnetico, al menos un sensor de vibracion, un sensor acustico y un sensor de temperatura. La unidad de medicion de campo magnetico mide un primer valor de intensidad de campo magnetico a lo largo de un primer eje sustancialmente paralelo al eje del rotor de la maquina electrica y un segundo valor de intensidad de campo magnetico a lo largo de un segundo eje. El segundo eje esta en un angulo hacia el primer eje.monitor and evaluate a condition of an electric machine. The status monitoring device comprises a housing body that can be fixed to a body of the electric machine. The housing body houses a plurality of sensors that includes at least one magnetic field measurement unit, at least one vibration sensor, an acoustic sensor and a temperature sensor. The magnetic field measurement unit measures a first value of magnetic field strength along a first axis substantially parallel to the axis of the rotor of the electric machine and a second value of magnetic field intensity along a second axis. The second axis is at an angle to the first axis.
El sensor de vibracion mide al menos uno de un primer valor de vibracion a lo largo del primer eje y un segundo valor de la vibracion a lo largo del segundo eje. El sensor de temperatura mide una temperatura de un area proximal a la maquina electrica y un sensor acustico, para la medir sonido alrededor de la maquina electrica.The vibration sensor measures at least one of a first vibration value along the first axis and a second vibration value along the second axis. The temperature sensor measures a temperature of an area proximal to the electric machine and an acoustic sensor, to measure sound around the electric machine.
El dispositivo de monitorizacion de estado incluye uno o mas procesadores configurados para recibir mediciones desde la pluralidad de sensores, y determinar el estado de la maquina electrica en base a las mediciones recibidas. Adicionalmente, el dispositivo de monitorizacion de estado incluye una interfaz de red configurada para comunicacion con un dispositivo de servicio remoto 130.The status monitoring device includes one or more processors configured to receive measurements from the plurality of sensors, and determine the state of the electric machine based on the measurements received. Additionally, the status monitoring device includes a network interface configured for communication with a remote service device 130.
En un modo de realization, el cuerpo de alojamiento esta fijado al cuerpo de la maquina electrica usando un adaptador. El cuerpo de alojamiento esta atornillado sobre el adaptador. En otro modo de realizacion, la unidad de cuerpo de alojamiento comprende ademas una varilla que puede insertarse entre dos nervios adyacentes de la maquina electrica para montar a presion el cuerpo de alojamiento al cuerpo de la maquina electrica. En otro modo de realizacion, el dispositivo de monitorizacion de estado incluye una fuente de energia, alojada en el cuerpo de alojamiento, para alimentar la pluralidad de sensores, el uno o mas procesadores, y la interfaz de red. En otro modo de realizacion, el dispositivo de monitorizacion de estado incluye un modulo de captation de energia para captar energia desde al menos uno del campo magnetico de fuga de la maquina electrica, y el flujo de calor de la maquina electrica.In a realization mode, the housing body is fixed to the body of the electric machine using an adapter. The housing body is screwed onto the adapter. In another embodiment, the housing body unit further comprises a rod that can be inserted between two adjacent ribs of the electric machine to pressure mount the housing body to the body of the electric machine. In another embodiment, the status monitoring device includes a power source, housed in the housing body, to power the plurality of sensors, the one or more processors, and the network interface. In another embodiment, the status monitoring device includes an energy captation module to capture energy from at least one of the magnetic leakage field of the electric machine, and the heat flow of the electric machine.
Sistemas de alcance variable se describen en el presente documento. Ademas de los aspectos y ventajas descritos en este sumario, otros aspectos y ventajas se haran evidentes con referencia a los dibujos y con referencia a la description detallada que sigue.Variable scope systems are described in this document. In addition to the aspects and advantages described in this summary, other aspects and advantages will become apparent with reference to the drawings and with reference to the detailed description that follows.
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Breve descripcion de los dibujosBrief description of the drawings
La materia objeto de la invention se explicara con mas detalle en el siguiente texto con referencia a modos de realization ejemplares preferentes que se ilustran en los dibujos, en los que:The subject matter of the invention will be explained in more detail in the following text with reference to preferred exemplary embodiments illustrated in the drawings, in which:
La figura 1 ilustra un motor con un dispositivo de monitorizacion de estado montado en el cuerpo del motor, de acuerdo con diversos modos de realizacion de la presente invencion;Figure 1 illustrates a motor with a status monitoring device mounted on the motor body, in accordance with various embodiments of the present invention;
La figura 2 ilustra una pluralidad de configuraciones de montaje para montar el dispositivo de monitorizacion de estado en el cuerpo del motor, de acuerdo con diversos modos de realizacion de la presente invencion;Figure 2 illustrates a plurality of mounting configurations for mounting the status monitoring device in the motor body, in accordance with various embodiments of the present invention;
La figura 3 ilustra los diversos componentes del dispositivo de monitorizacion de estado, de acuerdo con diversos modos de realizacion de la presente invencion; y La figura 4 ilustra un adaptador fijado al cuerpo de la maquina electrica, de acuerdo con diversos modos de realizacion de la presente invencion.Figure 3 illustrates the various components of the status monitoring device, in accordance with various embodiments of the present invention; and Figure 4 illustrates an adapter attached to the body of the electric machine, in accordance with various embodiments of the present invention.
Descripcion detalladaDetailed description
En la siguiente descripcion detallada, se hace referencia a los dibujos adjuntos que forman una parte de la misma ,y en los que muestran, a modo de ilustracion, modos de realizacion espedficos, que se pueden practicar. Estos modos de realizacion se describen con suficiente detalle para permitir a los expertos en la tecnica poner en practica los modos de realizacion, y debe entenderse que pueden utilizarse otros modos de realizacion y que cambios logicos, mecanicos, electricos y otros pueden realizarse sin apartarse del alcance de los modos de realizacion. La siguiente descripcion detallada, por lo tanto, no debe tomarse en un sentido limitativo.In the following detailed description, reference is made to the accompanying drawings that form a part thereof, and in which they show, by way of illustration, specific embodiments, which can be practiced. These embodiments are described in sufficient detail to allow those skilled in the art to implement the embodiments, and it should be understood that other embodiments can be used and that logical, mechanical, electrical and other changes can be made without departing from the scope of the modes of realization. The following detailed description, therefore, should not be taken in a limiting sense.
La figura 1 ilustra un dispositivo de monitorizacion de estado 120 para monitorizar y evaluar un estado de una maquina electrica 110 (tambien llamada motor 110), montado en el cuerpo de la maquina electrica 110. El dispositivo de monitorizacion de estado 120 comprende un cuerpo de alojamiento que puede fijarse a un cuerpo o carcasa de la maquina electrica 110.Figure 1 illustrates a status monitoring device 120 for monitoring and evaluating a state of an electric machine 110 (also called motor 110), mounted on the body of the electric machine 110. The status monitoring device 120 comprises a body of housing that can be fixed to a body or housing of the electric machine 110.
El cuerpo de alojamiento aloja una pluralidad de sensores (mostrados en la figura 3). La pluralidad de sensores incluye una unidad de medicion de campo magnetico 330, un sensor de vibration 340, un sensor acustico 350, y un sensor de temperatura 360. La unidad de medicion de campo magnetico 330 mide un primer valor de intensidad de campo magnetico a lo largo de un primer eje (ilustrado en la figura 2 como eje 260) sustancialmente paralelo aThe housing body houses a plurality of sensors (shown in Figure 3). The plurality of sensors includes a magnetic field measurement unit 330, a vibration sensor 340, an acoustic sensor 350, and a temperature sensor 360. The magnetic field measurement unit 330 measures a first value of magnetic field intensity at along a first axis (illustrated in Figure 2 as axis 260) substantially parallel to
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un eje del rotor (que se ilustra en la figura 2 como eje 230) de la maquina electrica 110. Adicionalmente, la unidad de medicion del campo magnetico 330 mide un segundo valor de intensidad de campo magnetico a lo largo de un segundo eje (ilustrado en la figura como eje 270) en un punto de referencia, en el que el segundo eje 270 esta en un angulo hacia el primer eje 260.a rotor shaft (illustrated in Figure 2 as axis 230) of the electric machine 110. Additionally, the magnetic field measurement unit 330 measures a second value of magnetic field intensity along a second axis (illustrated in the figure as axis 270) at a reference point, in which the second axis 270 is at an angle to the first axis 260.
Debe indicarse por una persona experta en la tecnica que aunque la actual invention divulga una sola unidad de medicion del campo magnetico para medir la intensidad de campo magnetico en dos ejes, una unidad de medicion del campo magnetico de este tipo puede incluir dos o mas sensores de campo magnetico, cada uno para medir la intensidad de campo magnetico a lo largo de un eje. En otro modo de realization, la unidad de medicion del campo magnetico comprende dos o mas elementos sensores magneticos (por ejemplo, bobinas) junto con un solo transmisor. En otro modo de realizacion, la unidad de medicion del campo magnetico puede resolver la intensidad de campo magnetico en dos componentes a lo largo del primer y segundo eje.It should be indicated by a person skilled in the art that although the present invention discloses a single unit of measurement of the magnetic field to measure the intensity of magnetic field in two axes, a unit of measurement of the magnetic field of this type may include two or more sensors of magnetic field, each to measure the intensity of magnetic field along an axis. In another embodiment, the magnetic field measurement unit comprises two or more magnetic sensor elements (for example, coils) together with a single transmitter. In another embodiment, the magnetic field measurement unit can resolve the magnetic field strength in two components along the first and second axis.
El sensor de vibration 340 mide un primer valor de vibration a lo largo del primer eje 260 y/o un segundo valor de vibracion a lo largo del segundo eje 270. El sensor de temperatura 360 mide una temperatura de un area proximal a la maquina electrica 110.The vibration sensor 340 measures a first vibration value along the first axis 260 and / or a second vibration value along the second axis 270. The temperature sensor 360 measures a temperature of an area proximal to the electric machine 110.
El sensor acustico 350 mide sonido alrededor de la maquina electrica 110, en particular, sonido alrededor del lado de accionamiento del motor 110. Para distinguir el ruido de fondo del ruido procedente del motor, en particular, del cojinete, se filtran valores relativos a frecuencias que no estan asociadas con el cojinete.The acoustic sensor 350 measures sound around the electric machine 110, in particular, sound around the drive side of the motor 110. To distinguish the background noise from the noise coming from the motor, in particular, from the bearing, frequency-related values are filtered that are not associated with the bearing.
En un modo de realizacion, uno o mas sensores de la pluralidad de sensores son sensores digitales que pueden tomar muestras separadas de manera equidistante en intervalos periodicos. En otro modo de realizacion, el uno o mas sensores de la pluralidad de sensores son sensores analogicos con un convertidor analogico a digital integrado.In one embodiment, one or more sensors of the plurality of sensors are digital sensors that can take separate samples in an equidistant manner at periodic intervals. In another embodiment, the one or more sensors of the plurality of sensors are analog sensors with an integrated analog to digital converter.
En un modo de realizacion, para asegurar que las mediciones tomadas son durante el estado de funcionamiento del motor 110, los valores de medicion se comparan con umbrales predeterminados. Solo cuando las mediciones estan sobre los umbrales predeterminados, se registran las mediciones. En un modo de realizacion, los umbrales predeterminados se deciden mediante experimentation. En otro modo de realizacion, los umbrales predeterminados se determinan durante la instalacion del motor.In one embodiment, to ensure that the measurements taken are during the operating state of the motor 110, the measurement values are compared with predetermined thresholds. Only when the measurements are above the predetermined thresholds, are the measurements recorded. In one embodiment, the predetermined thresholds are decided by experimentation. In another embodiment, the predetermined thresholds are determined during engine installation.
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En otro modo de realization, la unidad de medicion del campo magnetico 330, el sensor acustico 350 y el sensor de temperatura 360 registra y transmite los datos de medicion al recibir una senal desde el sensor de vibration 340 o un accionamiento del motor que indica que el motor 110 se ha iniciado.In another embodiment, the magnetic field measurement unit 330, the acoustic sensor 350 and the temperature sensor 360 records and transmits the measurement data upon receiving a signal from the vibration sensor 340 or a motor drive indicating that Engine 110 has started.
En un modo de realizacion, donde la tasa de muestreo de la unidad de medicion del campo magnetico 330 no es constante, o donde se toman las muestras del primer y segundo ejes en diferentes periodos de muestreo, se lleva a cabo una interpolation (lineal, cubica o estriada), para obtener unos datos del campo magnetico simultaneos y aproximadamente separados de manera equidistante y de intensidad de campo magnetico del primer y segundo ejes. Al obtener los datos del campo magnetico continuos interpolados del primer y segundo ejes, en los datos del campo magnetico se deshace la tendencia para eliminar el flujo magnetico de fondo y la deriva experimentada por las unidades de medicion del campo magnetico. Deshacer la tendencia se realiza usando tecnicas conocidas en la tecnica.In an embodiment, where the sampling rate of the magnetic field measurement unit 330 is not constant, or where the samples of the first and second axes are taken at different sampling periods, an interpolation (linear, cubic or striated), to obtain simultaneous magnetic field data and approximately equidistant and magnetic field intensity of the first and second axes. By obtaining the interpolated continuous magnetic field data of the first and second axes, the tendency to eliminate the background magnetic flux and drift experienced by the measurement units of the magnetic field is undone in the magnetic field data. Undoing the trend is done using techniques known in the art.
El dispositivo de monitorizacion de estado 120 incluye uno o mas procesadores 320 configurados para recibir mediciones desde la pluralidad de sensores, y determinar el estado de la maquina electrica 110 en base a las mediciones recibidas. En un modo de realizacion, los procesadores 320 adquieren periodicamente datos de medicion a partir de la pluralidad de sensores. En un modo de realizacion ejemplar, donde la maquina electrica 110 es un motor de induction, los procesadores 320 reciben datos del campo magnetico, realizan una transformada de Fourier en los datos recibidos en relation con los dos ejes y comprueba el desequilibrio en la amplitud de la frecuencia de deslizamiento en los dos ejes. Si el desequilibrio esta por encima de un umbral predefinido, entonces se detecta un fallo.The status monitoring device 120 includes one or more processors 320 configured to receive measurements from the plurality of sensors, and determine the state of the electric machine 110 based on the measurements received. In one embodiment, processors 320 periodically acquire measurement data from the plurality of sensors. In an exemplary embodiment, where the electric machine 110 is an induction motor, the processors 320 receive data from the magnetic field, perform a Fourier transform on the data received in relation to the two axes and check the imbalance in the amplitude of the slip frequency on the two axes. If the imbalance is above a predefined threshold, then a fault is detected.
En un modo de realizacion, al detectar un fallo, los procesadores 320 estan configurados para clasificar el fallo y determinar la gravedad del fallo detectado. Continuando con el modo de realizacion ejemplar en relacion a los datos del campo magnetico, el fallo detectado se clasifica posteriormente como barra de rotor rota o falta de alineacion comprobando si el componente dominante esta presente en el campo magnetico axial o radial. La gravedad del fallo es directamente proporcional a la cantidad de desequilibrio presente en el campo magnetico en la frecuencia de deslizamiento.In one embodiment, upon detecting a fault, the processors 320 are configured to classify the fault and determine the severity of the detected fault. Continuing with the exemplary embodiment in relation to the magnetic field data, the fault detected is subsequently classified as a broken rotor bar or lack of alignment checking whether the dominant component is present in the axial or radial magnetic field. The severity of the fault is directly proportional to the amount of imbalance present in the magnetic field at the slip frequency.
Adicionalmente, el dispositivo de monitorizacion de estado 120 incluye una interfaz de red 370 configurada para comunicacion con un dispositivo de servicio remoto 130 y un modulo deAdditionally, the status monitoring device 120 includes a network interface 370 configured for communication with a remote service device 130 and a module of
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memoria acoplado operativamente al uno o mas procesadores 320. La gravedad del indicador de fallo se almacena en la memoria asociada a los procesadores 320 y se envia a un dispositivo de servicio remoto bajo peticion. En un modo de realization, la interfaz de red 370 incluye una antena 380 de una forma particular para permitir comunicacion a traves de radiation EM, mientras esta en estrecha proximidad a las superficies metalicas.memory operatively coupled to one or more processors 320. The severity of the fault indicator is stored in the memory associated with the processors 320 and sent to a remote service device upon request. In one embodiment, the network interface 370 includes an antenna 380 in a particular way to allow communication through EM radiation, while being in close proximity to the metal surfaces.
Con posterioridad al analisis, el uno o mas procesadores 320 se comunica, a traves de la interfaz de red 370, con un dispositivo de servicio remoto y un concentrador de datos para indicar el estado de la maquina electrica 110. La interfaz de red 370 puede comunicar a traves de medios inalambricos, tales como Bluetooth, Wireless HART, etc.Subsequent to the analysis, the one or more processors 320 communicates, through the network interface 370, with a remote service device and a data concentrator to indicate the status of the electric machine 110. The network interface 370 can communicate through wireless media, such as Bluetooth, Wireless HART, etc.
El concentrador de datos transmite datos respecto al estado de la maquina electrica, recibidos desde el dispositivo de monitorizacion de estado 120 a historia para almacenamiento remoto.The data concentrator transmits data regarding the state of the electric machine, received from the status monitoring device 120 to history for remote storage.
En un modo de realizacion, el cuerpo de alojamiento esta hecho de plastico o material no ferromagnetico. Cuando el cuerpo de alojamiento esta hecho de material metalico no ferromagnetico, en un modo de realizacion, el cuerpo de alojamiento incluye una ventana plastica o no metalica o para permitir que la comunicacion por radiofrecuencia (procedente de la interfaz de red) pase a traves.In one embodiment, the housing body is made of plastic or non-ferromagnetic material. When the housing body is made of non-ferromagnetic metal material, in one embodiment, the housing body includes a plastic or non-metallic window or to allow radiofrequency communication (coming from the network interface) to pass through.
En un modo de realizacion, se proporciona un adaptador 410 (como se muestra en la figura 4) para fijar el cuerpo de alojamiento al cuerpo del motor 110. En un modo de realizacion, el adaptador esta fijado al cuerpo del motor 110 usando mecanismos de sujecion o adhesivos conocidos en la tecnica. El cuerpo de alojamiento esta fijado al adaptador atornillando el cuerpo de alojamiento en el adaptador.In one embodiment, an adapter 410 (as shown in Figure 4) is provided to fix the housing body to the motor body 110. In one embodiment, the adapter is attached to the motor body 110 using mechanisms of fastener or adhesives known in the art. The housing body is fixed to the adapter by screwing the housing body into the adapter.
En otro modo de realizacion, la unidad de cuerpo de alojamiento esta fijada al cuerpo de la maquina electrica 110 usando una varilla que puede insertarse entre dos nervios adyacentes de la maquina electrica para montar a presion el cuerpo de alojamiento al cuerpo de la maquina electrica.In another embodiment, the housing body unit is fixed to the body of the electric machine 110 using a rod that can be inserted between two adjacent ribs of the electric machine to pressure mount the housing body to the body of the electric machine.
En un modo de realizacion, el dispositivo de monitorizacion de estado incluye una fuente de energia 310, alojada en el cuerpo de alojamiento, para alimentar la pluralidad de sensores, el uno o mas procesadores 320, y la interfaz de red 370. Al tener una fuente de energia 310 dentro del dispositivo de monitorizacion de estado 120 y una interfaz de red inalambrica 370, se elimina la necesidad de cables. En un modo de realizacion, se proporciona un modulo deIn one embodiment, the status monitoring device includes a power source 310, housed in the housing body, to power the plurality of sensors, the one or more processors 320, and the network interface 370. By having a Power source 310 within the status monitoring device 120 and a wireless network interface 370, the need for cables is eliminated. In one embodiment, a module of
captacion de ene^a (tal como un generador termoelectrico, y similares) para captar ene^a desde al menos uno del campo magnetico de fuga de la maquina electrica, y la energia termica de la maquina electrica, para cargar la fuente de energia.Jan. a capture (such as a thermoelectric generator, and the like) to capture from at least one of the magnetic leakage field of the electric machine, and the thermal energy of the electric machine, to charge the power source.
5 Todo el conjunto esta dirigido a la instalacion, montaje y produccion de bajo coste. Para hacer que la instalacion sea lo mas facil posible, el dispositivo funciona con baterias para eliminar completamente cualquier requisito de cableado. Asi se consigue una monitorizacion continua del estado del motor de bajo coste.5 The whole set is aimed at the installation, assembly and production of low cost. To make installation as easy as possible, the device works with batteries to completely eliminate any wiring requirement. Thus, a continuous monitoring of the state of the low cost motor is achieved.
10 De acuerdo con la presente invencion, para llevar a cabo la monitorizacion de estado de la maquina electrica 110, el operador simplemente tiene que instalar el dispositivo de monitorizacion de estado 120 en el bastidor de la maquina electrica 110, similar a la placa de caracteristicas.10 In accordance with the present invention, in order to carry out the state monitoring of the electric machine 110, the operator simply has to install the status monitoring device 120 in the frame of the electric machine 110, similar to the nameplate .
15 Esta description escrita usa ejemplos para describir la materia objeto en el presente documento, incluyendo el mejor modo, y tambien para permitir que cualquier experto en la tecnica haga y use la materia objeto. El alcance patentable de la materia objeto se define mediante las reivindicaciones, y puede incluir otros ejemplos que se les ocurran a los expertos en la tecnica. Tales otros ejemplos pretenden estar dentro del alcance de las reivindicaciones15 This written description uses examples to describe the subject matter in this document, including the best mode, and also to allow any person skilled in the art to make and use the subject matter. The patentable scope of the subject matter is defined by the claims, and may include other examples that occur to those skilled in the art. Such other examples are intended to be within the scope of the claims.
20 si tienen elementos estructurales que no difieren del texto literal de las reivindicaciones, o si incluyen elementos estructurales equivalentes con diferencias insustanciales del lenguaje literal de las reivindicaciones.20 if they have structural elements that do not differ from the literal text of the claims, or if they include equivalent structural elements with insubstantial differences from the literal language of the claims.
Claims (5)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620776803 | 2016-07-22 | ||
| CN201620776803.0U CN205992042U (en) | 2016-07-22 | 2016-07-22 | For monitoring the state monitoring apparatus of motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES1180289U true ES1180289U (en) | 2017-04-06 |
| ES1180289Y ES1180289Y (en) | 2017-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES201730175U Active ES1180289Y (en) | 2016-07-22 | 2017-02-21 | A STATE MONITORING DEVICE FOR MONITORING AN ELECTRICAL MACHINE |
Country Status (9)
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| CN (1) | CN205992042U (en) |
| AU (1) | AU2017100471B4 (en) |
| BR (1) | BR202017015546Y1 (en) |
| CZ (1) | CZ35060U1 (en) |
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| FR (1) | FR3054388B3 (en) |
| MY (1) | MY184376A (en) |
| PL (1) | PL126070U1 (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3404810A1 (en) | 2017-05-18 | 2018-11-21 | Siemens Aktiengesellschaft | Method for monitoring the operation of rotary electric machine |
| CN107168219A (en) * | 2017-07-24 | 2017-09-15 | 广东粤元机电科技有限公司 | The monitoring device and its monitoring system of motor operation |
| EP3729116B1 (en) * | 2017-12-19 | 2024-05-22 | ABB Schweiz AG | Condition monitoring device for monitoring operations of motor |
| DE102018211838A1 (en) | 2018-07-17 | 2020-01-23 | Ziehl-Abegg Se | Electric motor and method for evaluating an oscillation state of an electric motor |
| CN109818462A (en) * | 2019-01-15 | 2019-05-28 | 贵州固创云电子科技有限公司 | A kind of motor spy sound diagnosis integrated system |
| EP3811094A4 (en) * | 2019-08-05 | 2022-03-16 | SembCorp Industries Ltd | A method and a system of detecting winding fault under online operation of an electrical machine |
| CN110632512B (en) * | 2019-08-12 | 2021-01-19 | 西安交通大学 | Induction motor monitoring method and device based on magnetic flux leakage and vibration signals |
| CN115038937B (en) | 2019-12-03 | 2024-07-12 | 流体处理有限责任公司 | Running condition monitoring system |
| CN111459906B (en) * | 2020-03-02 | 2022-11-15 | 西安工业大学 | Method for establishing motor database |
| CN111806237B (en) * | 2020-04-26 | 2022-01-21 | 东风汽车集团有限公司 | Method for acquiring overall temperature of multi-drive motor system for electric automobile |
| CN113359029B (en) * | 2021-06-03 | 2022-12-23 | 大连交通大学 | Train motor fault acoustic detection equipment with high detection precision |
| CN113655381B (en) * | 2021-10-20 | 2021-12-28 | 枣庄高新建设集团有限公司 | Motor detection is with supplementary accredited testing organization of operation amplitude of rocking |
| WO2023173184A1 (en) * | 2022-03-18 | 2023-09-21 | Weg Equipamentos Eletricos S.A. | Sensing device for a piece of equipment |
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|---|---|---|---|---|
| US626550A (en) * | 1899-06-06 | Valve | ||
| US6297742B1 (en) * | 1996-08-22 | 2001-10-02 | Csi Technology, Inc. | Machine monitor with status indicator |
| US20070200722A1 (en) * | 2006-02-27 | 2007-08-30 | Csi Technology, Inc. | Belt pack accessory for machine condition monitoring |
| WO2015173662A1 (en) * | 2014-05-15 | 2015-11-19 | Abb Technology Ltd. | Method and system for detecting rotor fault |
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2016
- 2016-07-22 CN CN201620776803.0U patent/CN205992042U/en active Active
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2017
- 2017-02-21 ES ES201730175U patent/ES1180289Y/en active Active
- 2017-02-22 CZ CZ201733431U patent/CZ35060U1/en active Protection Beyond IP Right Term
- 2017-02-23 PL PL126070U patent/PL126070U1/en unknown
- 2017-02-24 FI FIU20174050U patent/FI11831U1/en active IP Right Grant
- 2017-02-24 FR FR1751503A patent/FR3054388B3/en active Active
- 2017-04-28 AU AU2017100471A patent/AU2017100471B4/en active Active
- 2017-06-29 MY MYUI2017702388A patent/MY184376A/en unknown
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Also Published As
| Publication number | Publication date |
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| ES1180289Y (en) | 2017-06-27 |
| AU2017100471A4 (en) | 2017-06-01 |
| FR3054388A3 (en) | 2018-01-26 |
| CN205992042U (en) | 2017-03-01 |
| AU2017100471B4 (en) | 2017-07-13 |
| MY184376A (en) | 2021-04-01 |
| BR202017015546U2 (en) | 2018-02-06 |
| CZ35060U1 (en) | 2021-05-18 |
| FI11831U1 (en) | 2017-10-20 |
| FR3054388B3 (en) | 2018-08-31 |
| PL126070U1 (en) | 2018-01-29 |
| BR202017015546Y1 (en) | 2022-11-29 |
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| Date | Code | Title | Description |
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| FG1K | Utility model granted |
Effective date: 20170621 |