EP4232836A1 - Procédé et dispositif de surveillance de l'usure et du comportement d'un connecteur électrique - Google Patents
Procédé et dispositif de surveillance de l'usure et du comportement d'un connecteur électriqueInfo
- Publication number
- EP4232836A1 EP4232836A1 EP21816122.2A EP21816122A EP4232836A1 EP 4232836 A1 EP4232836 A1 EP 4232836A1 EP 21816122 A EP21816122 A EP 21816122A EP 4232836 A1 EP4232836 A1 EP 4232836A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- electrical connector
- electrical
- manufacturer
- measurements
- incidents
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000012544 monitoring process Methods 0.000 title claims abstract description 15
- 238000005259 measurement Methods 0.000 claims abstract description 69
- 238000012360 testing method Methods 0.000 claims description 52
- 238000004590 computer program Methods 0.000 claims description 6
- 238000010295 mobile communication Methods 0.000 claims description 2
- 230000006399 behavior Effects 0.000 description 11
- 230000001133 acceleration Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 239000000523 sample Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000012552 review Methods 0.000 description 2
- 206010011906 Death Diseases 0.000 description 1
- 230000005355 Hall effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000005055 memory storage Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000003442 weekly effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
- G01R31/68—Testing of releasable connections, e.g. of terminals mounted on a printed circuit board
- G01R31/69—Testing of releasable connections, e.g. of terminals mounted on a printed circuit board of terminals at the end of a cable or a wire harness; of plugs; of sockets, e.g. wall sockets or power sockets in appliances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
- H01R13/6683—Structural association with built-in electrical component with built-in electronic circuit with built-in sensor
Definitions
- T itle Method and device for monitoring the wear and behavior of an electrical connector
- the invention relates to the field of structuring the monitoring of the wear and the behavior of the electrical connector and more particularly that of the monitoring of the wear and the behavior of the electrical connector used on a test bench of an electrical device.
- the life cycle of a technological product is divided into three phases. It begins with a design and manufacturing phase, continues with a use phase and ends with an end-of-life (recycling) phase.
- An electrical connector for a test bench is a product that makes it possible to establish a mechanical and electrical connection between a socket and its electrical harness on board the electrical device to be tested and an electrical harness socket of an electrical cabinet of the test bench. test in order to test the proper functioning of the product.
- the electrical connector is made up of a set of fixed and mobile elements which allow the locking and unlocking of the electrical connector. Locking the electrical connector enables the mechanical and electrical connection to be established, while unlocking allows this connection to be broken. These fixed and mobile elements must be robust enough to allow a large number of electrical connections between the electrical cabinet and the electrical devices to be tested. However, during use, the electrical connector experiences physical stress and wear. Regular maintenance (or overhaul) of the connector is essential to ensure its perfect operation over time.
- the objective of the invention is to provide solutions to the various problems described above.
- one of the objectives of the invention is to provide and associate a device for monitoring the wear and behavior of an electrical connector with an electrical connector used on an electrical device test bench.
- This device allows the collection of measurements relating to the conditions of use of the electrical connector and to measurements of its environment. A comparison of these measurements with recommendations for use issued by the manufacturer of this electrical connector makes it possible to detect incidents when using the electrical connector. A decision on whether to overhaul the electrical connector is then made according to the number and type of incidents counted.
- the invention consists of methods for monitoring the wear and behavior of an electrical connector used on a test bench for an electrical device, the electrical connector being intended to electrically connect the electrical device with an electrical cabinet of the test bench, the method comprises the following steps: obtaining measurements relating to the conditions of use of the electrical connector and obtaining measurements of the environment close to the connector electrical; transmitting the measurements obtained to a unit remote from the electrical connector; determining whether all the measurements obtained comply with the recommendations for use issued by the manufacturer of the electrical connector; for each measurement that does not comply with a usage recommendation, incrementing a number of incidents in units, the electrical connector then having to be overhauled if the number of incidents is greater than or equal to a predefined number of incidents; issue an alert message to the manufacturer and to an operator of the electrical connector when the latter must be overhauled.
- the method evaluates a state of degradation of the electrical connector according to the number of incidents counted during the use of the electrical connector and the operator and/or the manufacturer of this electrical connector is (are) alerted to schedule a review phase.
- the method allows the operator or the manufacturer to plan and anticipate, for example, the management of a stock of spare parts for the electrical connector and to place any orders with suppliers, or even the planning of operators to carry out the overhaul of the electrical connector.
- the manufacturer can also supply the operator with a replacement electrical connector when the electrical connector requires overhaul.
- the operator can also rotate the electrical connector with another electrical connector so as to avoid premature wear of an in-line electrical connector.
- the method therefore provides information on the conditions of use of the electrical connector, information which can be used, for example, to determine whether certain elements of an electrical connector can be recycled when the electrical connector reaches the end of its life or even to define new developments for certain elements of the electrical connector to make them more robust, for example.
- the method also makes it possible to diagnose a problem at the level of the electrical connector or even to highlight improper use by the operator.
- one of the measurements is a count of the number of times the electrical connector is locked during a period of time, and it is determined that the electrical connector must be overhauled when a rate of use defined by a ratio of said counting on a maximum number of electrical connector lockouts is greater than the manufacturer's recommended maximum number of lockouts for that time period.
- the electrical connector comprises at least one electrical contact in which an electrical current flows during the test of the electrical device, one of the measurements is a measurement of the intensity of the current flowing in each contact of the connector when the electrical device is being tested, it is determined that a measurement does not comply with a recommendation for use as soon as one of the following conditions is verified: if the intensity of the current measured at the level of the contact exceeds a first threshold beyond the maximum admissible intensity recommended by the manufacturer, for a duration greater than a first maximum duration; if the intensity of the current measured at the level of the contact exceeds a second threshold, greater than the first threshold, for a duration greater than a second maximum duration less than the first maximum duration then in number; or if the intensity of the current measured at the level of the contact exceeds a third threshold beyond the maximum admissible intensity recommended by the manufacturer, for a duration greater than a third maximum duration less than the second maximum duration.
- the electrical connector comprises at least two electrical contacts in which electrical currents flow during the test of the electrical apparatus, one of the measurements is a first measurement of disparity of the intensities of the electrical currents flowing in the contacts of the electrical connector during a test of a first electrical device and a second measurement of the disparity of the intensities of the electrical currents flowing in the contacts of the electrical connector during a test of a second electrical device, it is determined that a measurement does not respect a recommendation for use when the first and second measurements indicate a disparity in the intensities of the electric currents flowing in the contacts of the electrical connector greater than a threshold value recommended by the manufacturer.
- the number of incidents and/or the number of incidents relating to one of said contacts and/or the rate of use is sent periodically to the manufacturer and/or to the operator.
- the invention relates to a device for monitoring the wear and behavior of an electrical connector used on a test bench for an electrical device, the electrical connector being intended to electrically connect the electrical device with an electrical cabinet of the test bench.
- the device comprises: means, embedded on the electrical connector, for obtaining measurements relating to the conditions of use of the electrical connector; means, embedded on the electrical connector, for obtaining measurements of the environment close to the electrical connector; means, embedded in the electrical connector (130), for transmitting the measurements obtained to means, embedded in a unit (150) remote from the electrical connector (130); means, embedded on the unit, for determining whether all the measurements obtained comply with the recommendations for use issued by the manufacturer of the electrical connector and, for each measurement which does not comply with a recommendation for use, incrementing by one unit a number of incidents, the electrical connector then having to be overhauled if the number of incidents is greater than or equal to a maximum number of incidents; means, embedded in the unit, for transmitting an alert message to the manufacturer and to an operator of the electrical connector when the electrical connector must be overhauled.
- the invention relates to a test bench for an electrical appliance comprising an electrical cabinet and an electrical connector intended to electrically connect the electrical appliance with the electrical cabinet (, said bench further comprising a device for monitoring of the wear and behavior of the electrical connector according to the second aspect.
- the invention relates to a computer program comprising instructions adapted for the execution of the steps of the method of the first aspect, when the computer program is executed by at least one processor.
- the invention relates to a recording medium readable by a computer or a mobile communication device on which is recorded a computer program comprising instructions for the execution of the steps of the method according to the first aspect.
- FIGS. 1 to 6 in which:
- FIG. 1 schematically illustrates a test bench 100 of an electrical device 110 according to a particular non-limiting embodiment of the present invention
- FIG. 2 schematically illustrates an electrical connector 130 according to a particular non-limiting embodiment of the present invention
- FIG. 3 schematically illustrates an exploded view of the electrical connector 130 of [Fig. 2];
- FIG. 4 illustrates a block diagram of the steps of a method 400 for monitoring the wear and behavior of an electrical connector used on a test bench 100 of an electrical device 110 according to a particular non-limiting embodiment of the present invention;
- FIG. 5 schematically illustrates a phase of the life cycle of an electrical connector 130 when it is used to test electrical devices 110 according to a particular non-limiting embodiment of the present invention.
- FIG. 6 schematically illustrates an architecture of the device 140 according to a particular and non-limiting embodiment of the present invention.
- FIG. 1 schematically illustrates a test bench 100 of an electrical device 110 according to a particular non-limiting embodiment of the present invention.
- the electrical device 110 is an electric motor, an electric seat or an automobile dashboard.
- the test bench 100 is installed on certain stations of an electric motor production line to electrically test these electric motors.
- the test bench 100 comprises an electrical cabinet 120, an electrical connector 130 intended to electrically connect the electrical device 110 with the electrical cabinet 120.
- the test bench 100 further comprises a device 140 for monitoring the wear and behavior of the electrical connector 130.
- the device comprises means 141, embedded on the electrical connector 130, to obtain measurements relating to the conditions of use of the electrical connector 130; means 142, embedded on the electrical connector 130, to obtain measurements of the environment close to the electrical connector 130; means 143, embedded in the electrical connector 130, for transmitting the measurements obtained to means 143, embedded in a unit 150 remote from the connector; means 144, onboard unit 150, for determining whether all the measurements obtained comply with the usage recommendations issued by a manufacturer of the electrical connector 130 and, for each measurement which does not comply with a usage recommendation, incrementing by one unit a number of incidents, the electrical connector 130 then having to be overhauled if the number of incidents NI is greater than or equal to a maximum number of incidents; and means 145, on board the unit (150), to send an alert message to the manufacturer and to an operator of this electrical connector 130 when the electrical connector 130 needs to be overhauled.
- Means are said to be embedded on the electrical connector 130 (or on the unit 150) to indicate that they are part of the electrical connector 130 (of the unit 150) and as such these means can communicate information between them without have recourse to the means 143.
- the unit 150 is said to be remote from the electrical connector 130 to indicate that this unit 150 is not part of the electrical connector 130.
- the means on board the unit 150 communicate with the on-board means on the electrical connector 130 via means 143 embedded both on the electrical connector 130 and on the unit 150.
- the means 144 and 145 are also embedded on the electrical connector 130. According to this embodiment, the means 141 and 142 directly communicate the measurements obtained to the means 144. Neither the unit 150 nor the means 143 n no longer have any reason to exist. According to another embodiment, the means 144 are embedded on the connector 130 and the means 145 are embedded on the unit 150. According to this embodiment, the means 141 and 142 directly communicate the measurements obtained by the means 144. According to a variant of this last embodiment, the means 143 on board the electrical connector 130 emit an alert message to the manufacturer and to the operator of this electrical connector 130 when the connector must be overhauled and the means 145 and the unit 150 no longer exist.
- the means 143 send information to the means 145 when the connector must be revised so that these means 145 send an alert message to the manufacturer and to the operator of this electrical connector 130.
- the means 141 and 142 are also provided for formatting (pre-processing) the measurements obtained.
- one of the means 141 detects the locking of the electrical connector 130.
- this means 141 is a “limit switch” type sensor positioned between two moving parts of the electrical connector 130, for example between the jaw bodies 131 and 134 of the electrical connector 130 of [Fig. 2],
- the electrical connector 130 comprises electrical contacts for electrically connecting the electrical cabinet 120 and the electrical device 110.
- one of the means 141 measures the intensity of the current flowing in each contact of the electrical connector 130 when the electrical device 110 is being tested.
- this means 141 is a Hall effect sensor or an ammeter clamp located downstream of the electrical connector 130.
- one of the means 141 is a probe which measures the temperature at the level of an element of the electrical connector 130 when the electrical device 110 is being tested, for example the temperature of a jaw of the electrical connector 130 of [Fig. 2],
- one of the means 141 is an accelerometer which measures the acceleration of the electrical connector 130.
- Measuring the acceleration of the electrical connector 130 makes it possible to know whether the electrical connector 130 has suffered a fall or a shock during its use.
- one of the means 142 is a probe which measures the luminosity of the environment close to the electrical connector 130.
- one of the means 142 is an optical sensor which measures the temperature of the environment close to the electrical connector 130.
- one of the means 142 is a probe which measures the hygrometry of the environment close to the electrical connector 130.
- one of the means 142 is a probe which measures the atmospheric pressure of the environment close to the electrical connector 130.
- the device 140 comprises means 146 provided for obtaining a geographical location of the electrical connector 130.
- this means 146 is a GPS (Global Positioning System) sensor embedded on the electrical connector 130 or positioned near of the electrical connector 130.
- FIG. 2 and [Fig. 3] schematically illustrate an electrical connector 130 according to a particular non-limiting embodiment of the present invention.
- FIG. 2 illustrates a perspective view of the electrical connector 130 while [Fig. 3] illustrates an exploded view of electrical connector 130.
- the electrical connector 130 comprises a high jaw body 131 housed in a locking drawer 132 and comprising a first group of 4 electrical contacts 133 designed to carry an electric current when the electrical device 110 and the electrical cabinet 120 are electrically connected.
- the electrical connector 130 further comprises a lower jaw body 134 held in a fixed position on a mounting bracket 150 of the test bench 100 and comprising a second group of electrical contacts 135 provided to carry an electric current when the electrical device 110 and the electrical cabinet 120 are electrically connected.
- the electrical connector 130 further comprises electrical sheaths 136 connected to the second group of electrical contacts 135 and having ends adapted to connect the electrical sheaths 136 to the electrical cabinet 120.
- the locking slide 132 is hinged about an axis of the lower jaw body 134 to switch from an open position in which the contacts of the first and second groups of contacts do not hold in position the electrical terminals of the electrical device. 110, and a closed (locked) position in which said electrical terminals of the electrical device 110 are held in contact with the contacts of the first and second group of contacts by pinching said electrical terminals between the contacts of the first and second group of contacts then allowing an electrical connection between the electrical device 110 and the electrical cabinet 120.
- a step 1 the electrical device 110 is transported close to the test bench 100 and clamped by a fixing system to avoid any movement likely to disturb the test.
- a step 2 an operator manually connects each terminal of the electrical device 110 to a contact of the second group of electrical contacts 135, closes the electrical connector 130 and locks the upper jaw body 131 on the lower jaw body 134 so that each terminal is firmly pinched between the contacts of the first and the second group of contacts.
- the locking drawer 132 ensures, by mechanical pressure, good electrical continuity between each lug and the contacts.
- a step 3 the operator launches the test at the level of the electrical cabinet 120.
- the actual test from the point of view of the electrical device 110, begins when the electrical cabinet 120 applies an electrical voltage to the electrical device 110, and ends when there is no more applied voltage.
- the electrical cabinet 120 automatically manages the entire test performed on the electrical device 110 by modulating, for example, the power supply of the electrical device 110 which gives rise to different current profiles in the phases of the device. electric 110.
- the operator is warned by an audible or luminous signal located on the station or the test cabinet 120.
- a step 5 the operator unlocks the electrical connector 130 by unlocking the upper jaw body 131, removes the electrical terminals from the electrical device 110 and releases the electrical device 110 from its fastening system.
- FIG. 4 illustrates a block diagram of the steps of a method 400 for monitoring the wear and behavior of an electrical connector used on the test bench 100 of an electrical device 110 according to a particular non-limiting embodiment of the present invention.
- a step 410 the electrical device 110 is being tested.
- the means 141 obtain measurements relating to the conditions of use of the electrical connector 130 and the means 142 obtain measurements of the environment close to the electrical connector 130.
- Step 410 is followed by a step 420
- the means 143 on board the electrical connector 130 send the measurements obtained to the means 143 on board the unit 150.
- the means 144 of the unit 150 obtain the measurements.
- Step 420 is followed by a step 430.
- step 430 the means 144 determine whether all the measurements obtained comply with the recommendations for use issued by a manufacturer of the electrical connector 130.
- step 430 is followed by step 410 and in the opposite case, step 430 is followed by step 440.
- step 440 the means 144 increment a number of incidents NI by one unit for each measurement obtained which does not comply with a usage recommendation.
- step 440 is followed by step 410.
- step 440 is followed by a step 450.
- step 450 the means 145 of the unit 150 send an alert message to the manufacturer and to an operator of this electrical connector 130.
- the means 144 and 145 are also embedded on the electrical connector 130. According to this embodiment, the means 141 and 142 directly communicate the measurements obtained during step 410.
- the means 144 are embedded on the connector 130 and the means 145 are embedded on the unit 150. According to this embodiment, the step 420 does not exist because the means 141, 142 and 144 are all embedded on the electrical connector 130.
- step 450 the means 143 send an alert message to the manufacturer and to an operator of this electrical connector 130 when the connector must be overhauled.
- step 450 the means 143 send information to the means 145 when the connector must be revised so that these means 145 send an alert message to the manufacturer and to an operator of this electrical connector 130.
- one of the means 141 detects the locking of the electrical connector 130.
- step 430 each locking of the electrical connector 130 is counted over a period of time and a rate of use TU is calculated at Tissue of this period of time by dividing the number of lockings of the electrical connector 130 by one maximum number NB of interlocks recommended by the manufacturer for this period of time.
- This maximum number NB can be the maximum number of daily or weekly lockings for example.
- step 430 as long as the usage rate TU does not exceed a maximum number NB, step 430 is followed by step 410.
- the means 144 determine that a measurement does not respect a recommendation of use when the rate of use TU exceeds or is equal to the maximum number NB.
- one of the means 141 measures the intensity of the current flowing in each contact of the electrical connector 130 when the electrical device 100 is being tested.
- the means 144 determine that a measurement does not comply with a usage recommendation as soon as one of the following conditions is verified: if the intensity of the current measured at the level of the contact exceeds a first threshold beyond the maximum admissible intensity recommended by the manufacturer, for a duration greater than a first maximum duration; if the intensity of the current measured at the level of the contact exceeds a second threshold, greater than the first threshold, for a duration greater than a second maximum duration less than the first maximum duration then a number; or if the intensity of the current measured at the level of the contact exceeds a third threshold beyond the maximum admissible intensity recommended by the manufacturer, for a duration greater than a third maximum duration less than the second maximum duration.
- one of the means 141 measures a first measurement M1 of disparity in the intensities of the electric currents flowing in the contacts of the electrical connector 130 during a test of a first electrical device 110 and a second measurement M2 of disparity in the intensities of the electrical currents flowing in the contacts of the electrical connector during a test of a second electrical device 110.
- the means 144 determine that a measurement does not comply with a recommendation for use when the first M1 and the second M2 measurements indicate a disparity in the intensities of the electric currents flowing in the contacts of the electrical connector greater than a threshold value recommended by the manufacturer.
- one of the means 141 measures the temperature at the level of an element of the electrical connector 130 when the electrical device 110 is being tested.
- the means 144 determine that a measured temperature does not comply with a usage recommendation when the measured temperature exceeds a maximum value recommended by the manufacturer.
- one of the means 141 measures the acceleration of the electrical connector 130.
- the means 144 determine that a measured acceleration does not comply with a recommendation for use when the measured acceleration exceeds a maximum value recommended by the manufacturer.
- one of the means 141 measures the brightness of the environment close to the electrical connector 130.
- the means 144 determine that a measured brightness does not respect a recommendation for use when the measured luminosity exceeds a maximum value recommended by the manufacturer.
- one of the means 141 measures the temperature of the environment close to the electrical connector 130.
- the means 144 determine that a measured temperature does not respect a recommendation for use when the measured temperature exceeds a maximum value recommended by the manufacturer.
- one of the means 141 measures the humidity of the environment close to the electrical connector 130.
- step 430 the means 144 determine that a measured humidity does not respect a recommendation for use when the measured temperature exceeds a maximum value recommended by the manufacturer.
- one of the means 141 measures the atmospheric pressure of the environment close to the electrical connector 130.
- the means 144 determine that a measured atmospheric pressure does not respect not a recommendation for use when the measured temperature exceeds a maximum value recommended by the manufacturer.
- one of the means 141 measures the geographical position of the electrical connector 130.
- the means 144 determine that a measured geographical position does not respect a recommendation of use when the geographical position does not belong to a list of geographical positions known to the manufacturer. Since the electrical connector 130 can be used in different regions of the world, its geographical position as well as the temperature, humidity and/or atmospheric pressure of the environment close to the electrical connector 130 can modify the behavior of the constituent elements of the electrical connector 130 Determining the geographical position of the electrical connector and/or measuring parameters of the environment close to the electrical connector 130 therefore makes it possible to determine whether the electrical connector 130 is used in an environment which complies with the manufacturer's recommendations.
- the means 145 periodically transmit the incident number NI and/or Nie and/or the usage rate TU to the manufacturer and/or the operator.
- FIG. 5 schematically illustrates a phase of the life cycle of an electrical connector 130 when it is used to test electrical devices 110 according to a particular non-limiting embodiment of the present invention.
- This phase of use of the life cycle of the electrical connector 130 is broken down into a succession of periods of use, "normal” overhauls and “exceptional” overhauls (exceptional maintenance).
- Each period of use 1 corresponds to successive uses of the electrical connector 130 then positioned on the mounting bracket of the test bench 100 during several tests of electrical devices 110.
- Each use of the electrical connector 130 is considered to correspond to a test of an electrical device 110.
- locking and unlocking of the electrical connectors 130 follow one another to test electrical devices 110.
- the rate of use TU increases until it reaches the number maximum NB of interlocks.
- An alert message is then issued and the electrical connector can be sent for a "normal" overhaul to the manufacturer.
- a period of use 2 is itself marked by a succession of incidents. Each incident corresponds to a test of an electrical device 110 during which the electrical connector 130 was used outside the manufacturer's recommendations. When the number of incidents NI is greater than or equal to a maximum number of incidents, an alert message is issued and the electrical connector 130 is then considered to be "out of service” and must be returned to the manufacturer for an overhaul. exceptional (exceptional maintenance). During this exceptional overhaul, the electrical connector 130 is examined and any damaged component may be replaced.
- a period of use n corresponds to the last period of use of the electrical connector 130. The maximum number of periods of use having been reached, the electrical connector 130 is then considered to be at the end of its life and it is returned to the manufacturer.
- FIG. 6 schematically illustrates an architecture of the device 140 according to a particular and non-limiting embodiment of the present invention.
- the device 140 comprises the means 141, 142, 144, 145, and 146 which are configured for the implementation of the steps of an embodiment of the method described with regard to [Fig. 4],
- part of these means of the devices 140 are embedded in the electrical connector 130 and another part of these means are embedded in a remote unit 150 remote.
- the means of the electrical connector 130 and those of the unit 150 then communicate by means 143 embedded both on the electrical connector 130 and on the unit 150.
- the means 143 can be wired or wireless means and can use by example the I2C or SPI communication protocols.
- the means of device 140 can be integrated in a single integrated circuit, in several integrated circuits, and/or in discrete components.
- the device 140 can be produced in the form of electronic circuits or software (or computer) modules or else a combination of electronic circuits and software modules.
- the device 140 is coupled in communication with other devices, for example via a communication bus or via dedicated input/output ports.
- the device 140 comprises one (or more) processor(s) 601 configured to execute instructions for carrying out the steps of the method and/or for executing the instructions of the software or software embedded in the device 140.
- the processor 601 can include integrated memory, an input/output interface, and various circuits known to those skilled in the art.
- the device 140 further comprises at least one memory 602 corresponding for example to a volatile and/or non-volatile memory and/or comprises a memory storage device which can comprise volatile and/or non-volatile memory, such as EEPROM, ROM , PROM, RAM, DRAM, SRAM, flash, magnetic or optical disk.
- the memory 602 can for example be used to store the measurements obtained by the means 141 and 142 for a period of time and the means 145 can transmit these measurements periodically according to one embodiment.
- the means 145 can send an alert message in the form of an email.
- the computer code of the on-board software or software comprising the instructions to be loaded and executed by the processor is for example stored on the memory 602.
- the device 140 comprises a block 603 of interface elements for communicating with external devices such as a remote server or else a near-field communication reader or a radio receiver.
- external devices such as a remote server or else a near-field communication reader or a radio receiver.
- a wired or wireless communication network can be used.
- Interface element block 603 is also configured to receive information such as usage recommendations from a manufacturer and to issue commands and messages to a remote unit.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2010763A FR3115369B1 (fr) | 2020-10-20 | 2020-10-20 | Procédé et dispositif de surveillance de l’usure et du comportement d’un connecteur électrique |
| PCT/FR2021/051805 WO2022084610A1 (fr) | 2020-10-20 | 2021-10-18 | Procédé et dispositif de surveillance de l'usure et du comportement d'un connecteur électrique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4232836A1 true EP4232836A1 (fr) | 2023-08-30 |
Family
ID=74205978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP21816122.2A Withdrawn EP4232836A1 (fr) | 2020-10-20 | 2021-10-18 | Procédé et dispositif de surveillance de l'usure et du comportement d'un connecteur électrique |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP4232836A1 (fr) |
| FR (1) | FR3115369B1 (fr) |
| WO (1) | WO2022084610A1 (fr) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11162570A (ja) * | 1997-11-26 | 1999-06-18 | Nec Corp | コネクタの寿命警告表示方法とその装置 |
| US7321313B1 (en) * | 2003-07-30 | 2008-01-22 | Tellabs Operations, Inc. | Electronic insertion/extraction cycle counter and logger device |
| JP4735102B2 (ja) * | 2005-07-27 | 2011-07-27 | 富士ゼロックス株式会社 | 画像形成装置及びコネクタ状態監視装置 |
| WO2016053386A1 (fr) * | 2014-10-02 | 2016-04-07 | Adc Telecommunications, Inc. | Systèmes et procédés pour connecteurs à compteurs d'insertions |
| US10191088B2 (en) * | 2016-01-11 | 2019-01-29 | Te Connectivity Corporation | Interconnect sensor platform with energy harvesting |
| CN209581516U (zh) * | 2018-12-19 | 2019-11-05 | 宁波国创欣润机电技术有限公司 | 普通客运快速列车及动车组电连接器智能监控系统 |
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2020
- 2020-10-20 FR FR2010763A patent/FR3115369B1/fr active Active
-
2021
- 2021-10-18 EP EP21816122.2A patent/EP4232836A1/fr not_active Withdrawn
- 2021-10-18 WO PCT/FR2021/051805 patent/WO2022084610A1/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| FR3115369A1 (fr) | 2022-04-22 |
| WO2022084610A1 (fr) | 2022-04-28 |
| FR3115369B1 (fr) | 2022-10-14 |
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