SYSTEMS AND METHODS FOR DATA COLLECTION AND FREQUENCY EVALUATION FOR A VEHICLE STEERING SYSTEM
Systems and methods for data collection and frequency evaluation for a vehicle steering system are disclosed. An example monitoring system for data collection in a vehicle steering system may include a vehicle steering system comprising a rack, a pinion, and a steering column; a data acquisition circuit to interpret a plurality of detection values corresponding to a plurality of input sensors, each input sensors operationally coupled to the vehicle; and a data storage circuit to store one or more operating frequencies of the vehicle. The example system may further include a frequency evaluation circuit to detect an operating signal, wherein the operating signal comprises a frequency higher than the one or more operating frequencies; and a response circuit structured to perform at least one operation in response to the detected operating signal.
1 . A monitoring system for data collection in a vehicle steering system, the monitoring system comprising:
a vehicle steering system comprising a rack, a pinion, and a steering column;
a data acquisition circuit structured to interpret a plurality of detection values, each of the plurality of detection values corresponding to at least one of a plurality of input sensors, each of the plurality of input sensors operationally coupled to the rack, the pinion, or the steering column, and communicatively coupled to the data acquisition circuit;
a data storage circuit structured to store one or more operating frequencies of the rack, the pinion, or the steering column;
and
a frequency evaluation circuit structured to detect an operating signal in response to the plurality of detection values, wherein the operating signal comprises a frequency higher than the one or more operating frequencies; and
a response circuit structured to perform at least one operation in response to the detected operating signal.
2 . The monitoring system of claim 1 , wherein the at least one operation comprises performing at least one of:
adjusting a sampling rate of at least one of the plurality of detection values; requesting a maintenance event;
changing a utilized input sensor corresponding to at least one of the plurality of input sensors; storing event data related to the vehicle steering system and the operating signal; and providing one of an alert or a notification in response to the operating signal.
3 . The monitoring system of claim 1 , wherein the frequency evaluation circuit is further structured to detect a misalignment in response to the operating signal indicating a change in energy at frequencies at least twice a frequency of at least one of the one or more operating frequencies.
4 . The monitoring system of claim 1 , wherein the operating signal indicates an anomalous condition.
5 . The monitoring system of claim 4 , wherein the anomalous condition comprises a pre-failure mode condition for the vehicle steering system.
6 . The monitoring system of claim 1 , further comprising a data analysis circuit structured to analyze at least two of the plurality of detection values, to determine a relative phase value between the at least two of the plurality of detection values, and to detect an anomalous condition in response to the relative phase value.
7 . The monitoring system of claim 6 , wherein the vehicle steering system comprises one or more rotating components, and wherein the data analysis circuit is further structured to perform band-pass tracking associated with the one or more rotating components to detect the anomalous condition.
8 . The monitoring system of claim 1 , wherein at least one of the plurality of input sensors comprises a vibration sensor, and wherein the frequency evaluation circuit is further structured to detect a noise pattern from the vehicle steering system in response to detection values from the vibration sensor.
9 . The monitoring system of claim 8 , wherein the frequency evaluation circuit is further structured to detect the noise pattern at frequencies higher than a frequency at which one or more rotating components of the vehicle steering system rotates.
10 . The monitoring system of claim 7 , wherein detecting the anomalous condition comprises performing a frequency analysis at a selected multiple of a rotational speed of at least one of the one or more rotating components.
11 . The monitoring system of claim 1 , wherein the frequency evaluation circuit is further structured to perform a frequency analysis at a selected multiple of at least one of the one or more operating frequencies.
12 . A method for collecting data in a vehicle steering system, the method comprising:
collecting data from a plurality of input channels, wherein a subset of the plurality of input channels is communicatively coupled to sensors measuring operational parameters of a rack, a pinion, and a steering column of the vehicle steering system;
storing one or more operating frequencies related to an operation of at least one of the rack, the pinion, or the steering column;
interpreting a plurality of detection values from the collected data, each of the plurality of detection values corresponding to at least one of the plurality of input channels; and
detecting an operating signal on one of the plurality of input channels at a frequency higher than at least one of the one or more operating frequencies.
13 . The method of claim 12 , further comprising analyzing at least two of the plurality of input channels, and wherein detecting the operating signal comprises detecting an anomalous condition in response to a relative phase difference between the at least two of the plurality of input channels.
14 . The method of claim 13 , further comprising initiating an action on the vehicle steering system based on the detection of the operating signal.
15 . The method of claim 14 , wherein initiating the action comprises performing at least one of: adjusting a sampling rate of at least one of the plurality of input channels; requesting a maintenance event; changing a utilized sensor corresponding to at least one of the plurality of input channels; storing event data related to the vehicle steering system and the anomalous condition; and providing one of an alert or a notification in response to the anomalous condition.
16 . The method of claim 14 , wherein initiating the action comprises performing at least one of: adjusting a sampling rate of at least one of the plurality of input channels; requesting a maintenance event; changing a utilized sensor corresponding to at least one of the plurality of input channels; storing event data related to the vehicle steering system and the operating signal; and providing one of an alert or a notification in response to the operating signal.
17 . The method of claim 12 , further comprising detecting a misalignment in response to the operating signal indicating a change in energy at frequencies at least twice a frequency of at least one of the one or more operating frequencies.
18 . The method of claim 12 , wherein the operating signal indicates an anomalous condition.
19 . The method of claim 18 , wherein the anomalous condition is a pre-failure mode condition for the vehicle steering system.
20 . The method of claim 18 , further comprising performing band-pass tracking associated with one or more rotating components of the vehicle steering system to detect the anomalous condition.
21 . The method of claim 12 , wherein at least one of the plurality of input channels is communicatively coupled to a vibration sensor, and wherein the method further comprises detecting a noise pattern from the vehicle steering system in response to detection values from the vibration sensor.
22 . The method of claim 18 , wherein detecting the anomalous condition comprises performing a frequency analysis at a selected multiple of a rotational speed of one or more rotating components of the vehicle steering system.
23 . The method of claim 18 , wherein detecting the anomalous condition comprises performing a frequency analysis at a selected multiple of at least one of the one or more operating frequencies.