Method for tracking the usage time of a generator set, autonomous device, method of tracking maintenance, and the corresponding system

1. A method for tracking usage time of a generator set, the method comprising:

receiving first measurement data for a first physical magnitude collected by a first sensor;

receiving second measurement data for a second physical magnitude collected by a second sensor, wherein the second physical magnitude is an electromagnetic field representative of the operation of an alternator of the generator set;

providing, based on the first physical magnitude and the second physical magnitudes, data for an operating state of the generator set;

determining, by an autonomous device, a global operating time of the generator set by a cumulative time during which the data for the operating state is provided, wherein the autonomous device is attached to a chassis of the generator set and includes the first sensor and the second sensor; and

storing the global operating time of the generator set.

2. The method of claim 1 , wherein providing the operating state of the generator set further comprises:

processing the first magnitude measured;

comparing the first magnitude measured relative to a first threshold of predetermined value;

processing the second magnitude measured;

comparing the second magnitude measured relative to a second threshold of predetermined value, and

providing operating state of the generator set, as a function of the comparison of the first magnitude measured relative to a first threshold of predetermined value and the comparison of the second magnitude measured relative to a second threshold of predetermined value, when the first magnitude and the second magnitude are respectively higher than the first and second thresholds.

3. The method of claim 1 , wherein the first physical magnitude is representative of the operation of a motor of the generator set.

4. The method of claim 1 , further comprising:

transmitting the global operating time from the autonomous device to a data processor, wherein the autonomous device is connected to the data processor.

5. The method of claim 4 , further comprising:

transmitting supplemental information associated with the global operating time from the autonomous device to the data processor.

6. The method of claim 5 , wherein the supplemental information includes one or more of:

a serial number of the generator set;

localization data of the generator set, or

a model of the generator set.

7. The method of claim 4 , further comprising:

coupling the autonomous device with the data processor.

8. The method of claim 7 , wherein the autonomous device and the data processor are connected via a low power radio network.

9. A method of tracking maintenance of a generator set, in a device communicating with a server, the method comprising:

receiving of a piece of information characteristic of a global operating time by an autonomous device, wherein the piece of information characteristic of the global operating time is based on a measurement of a magnetic field of an alternator of the generator set;

performing analysis, at a data processor, of the piece of information characteristic of a global operating time; and

furnishing at least one piece of information relating to the maintenance of the generator set, as a function of the operating time of the generator set.

10. The method of claim 9 , wherein the at least one piece of information relating to the maintenance of the generator set includes one or more of:

a number of total hours of use of the generator set;

a number of continuous hours of use of the generator set;

a date of initial use of the generator set;

a date of final use of the generator set;

autonomy of the generator set;

a requirement to start the generator set;

a requirement to stop the generator set;

a recommendation to use the generator set, or

a requirement to perform maintenance of the generator set.

11. The method of claim 9 , further comprising:

transmitting at least one maintenance datum from the data processor to the autonomous device.

12. The method of claim 11 , wherein the at least one maintenance datum transmitted from the data processor to the autonomous device belongs to the generator set including one or more of:

an update of a maintenance book for the generator set;

a date of maintenance performed;

a serial number;

a maintenance plan to be carried out;

a user datum; or

a command for reinitialization of the global operating time.

13. The method of claim 11 , wherein the data processor includes an external terminal.

14. The method of claim 13 , further comprising:

displaying at least one datum among the at least one maintenance datum for the generator set.

15. The method of claim 13 , further comprising:

receiving instructions of a user interacting with the external terminal.

16. A system including:

a generator set;

an autonomous device for tracking the usage time of a generator set, the autonomous device coupled to the generator set and providing first measurement data for a first physical magnitude from a first sensor and second measurement data for a second physical magnitude from a second sensor, wherein the second physical magnitude is an electromagnetic field representative of the operation of an alternator of the generator set; and

a data processor configured to track maintenance of the generator set based on a global operating time of the generator according to the first measurement data and the second measurement data.

17. The system of claim 16 , wherein the first measurement data is representative of the operation of a motor of the generator set.

18. The system of claim 16 , further comprising:

a radio network for connecting the data processor to the autonomous device.

19. The system of claim 16 , further comprising:

a server linked to the data processor in such a way as to store at least a portion of data relating to the maintenance of the generator set.