CN116908603A - Reliability detection method and system based on connector - Google Patents

Reliability detection method and system based on connector Download PDF

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Publication number
CN116908603A
CN116908603A CN202311185927.2A CN202311185927A CN116908603A CN 116908603 A CN116908603 A CN 116908603A CN 202311185927 A CN202311185927 A CN 202311185927A CN 116908603 A CN116908603 A CN 116908603A
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factor
performance
value
connector
electrical performance
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CN116908603B (en
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胡华丽
李世旺
陈菊兰
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Shenzhen Allente Electronic Technology Co ltd
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Shenzhen Allente Electronic Technology Co ltd
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    • 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
    • G01R31/003—Environmental or reliability tests
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing

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  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Manufacturing Of Electrical Connectors (AREA)

Abstract

The application relates to the technical field of communication, and provides a connector-based reliability detection method and a connector-based reliability detection system, wherein the method comprises the following steps: inputting a test electrical signal to the connector to be detected to obtain a target electrical signal output by the connector to be detected; calculating a predicted electrical performance loss value according to the type of the connector, the length of the connector, the conductor core number and the electrical parameters of the connector to be detected; acquiring a working temperature value of a current detection environment, and calculating based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value; calculating an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculating based on the working temperature value and the estimated electrical performance difference value to obtain the target electrical performance difference value; and determining the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value. The application improves the reliability of connector detection.

Description

Reliability detection method and system based on connector
Technical Field
The application relates to the technical field of communication, in particular to a connector-based reliability detection method and a connector-based reliability detection system.
Background
The reliability detection method of the connector at present mainly comprises a signal transmission test method, wherein in the signal transmission test method, parameters such as waveform, frequency response, attenuation and the like of a transmission signal are measured through test equipment such as an oscilloscope, a spectrum analyzer or a network analyzer and the like in the detection process so as to evaluate the reliability and performance of the connector in the signal transmission process. However, in the use process of test equipment such as an oscilloscope, a spectrum analyzer or a network analyzer, the detection result is affected by different debugging parameters or improper operation, so that the reliability of connector detection is reduced.
Disclosure of Invention
The embodiment of the application provides a reliability detection method and a system based on a connector, aiming at improving the reliability of connector detection.
In a first aspect, an embodiment of the present application provides a connector-based reliability detection method, including:
inputting a test electrical signal to a connector to be detected, and obtaining a target electrical signal output by the connector to be detected;
calculating a predicted electrical performance loss value according to the connector type, the connector length, the conductor core number and the electrical parameters of the connector to be detected;
acquiring a working temperature value of a current detection environment, and calculating based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value;
Calculating an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculating based on the working temperature value and the estimated electrical performance difference value to obtain a target electrical performance difference value;
and determining the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
In one embodiment, the calculating the estimated electrical performance loss value according to the connector type, the connector length, the conductor core number and the electrical parameter of the connector to be detected includes:
obtaining a type factor according to the connector type, obtaining a length factor according to the connector length, obtaining a conductor core number factor according to the conductor core number, and obtaining an electrical performance factor according to the electrical parameter;
the estimated electrical performance loss value is calculated based on the type factor, the length factor, the conductor core count factor, and the electrical performance factor.
In one embodiment, the electrical performance factors include impedance performance factors, noise performance factors, signal shielding performance factors, interference immunity performance factors, voltage performance factors, current performance factors, and power performance factors;
The calculating the estimated electrical performance loss value based on the type factor, the length factor, the conductor core count factor, and the electrical performance factor includes:
calculating an estimated impedance performance loss value based on the type factor, the length factor, the conductor core number factor and the impedance performance factor, wherein the calculation formula is as follows:
；
in order to estimate the value of the impedance performance loss,as a type factor,as a function of the impedance performance factor,as a length factor, the number of the elements is,is a conductor core number factor;
calculating an estimated noise performance loss value based on the type factor, the length factor, the conductor core number factor and the noise performance factor, wherein the calculation formula is as follows:
；
in order to estimate the noise performance loss value,is a noise performance factor;
calculating an estimated signal shielding performance loss value based on the type factor, the length factor, the conductor core number factor and the signal shielding performance factor, wherein the calculation formula is as follows:
；
in order to estimate the signal shielding performance loss value,a signal shielding performance factor;
and calculating a predicted anti-interference performance loss value based on the type factor, the length factor, the conductor core number factor and the anti-interference performance factor, wherein the calculation formula is as follows:
；
In order to estimate the anti-interference performance loss value,is an anti-interference performance factor;
calculating an estimated voltage performance loss value based on the type factor, the length factor, the conductor core number factor and the voltage performance factor, wherein the calculation formula is as follows:
；
in order to estimate the voltage performance loss value,is a voltage performance factor;
calculating an estimated current performance loss value based on the type factor, the length factor, the conductor core number factor and the current performance factor, wherein the calculation formula is as follows:
；
in order to estimate the current performance loss value,is a current performance factor;
calculating an estimated power performance loss value based on the type factor, the length factor, the conductor core number factor and the power performance factor, wherein the calculation formula is as follows:
；
to estimate the power performance loss value.
In one embodiment, the calculating, based on the operating temperature value and the estimated electrical performance loss value, obtains a target electrical performance loss value, including:
if the working temperature value is determined to be in the first temperature range, a first temperature influence factor is obtainedThe first temperature influence factor is setAnd multiplying the logarithm with the estimated electrical performance loss value to obtain the target electrical performance loss value, wherein the calculation formula is as follows:
Target electrical performance loss value = estimated electrical performance loss valueThe method comprises the steps of carrying out a first treatment on the surface of the Or (b)
If the working temperature value is determined to be in the second temperature range, a second temperature influence factor is acquiredAnd the second temperature influence factorMultiplying the estimated electrical performance loss value to obtain the target electrical performance loss value; or (b)
If the working temperature value is determined to be in the third temperature range, a third temperature influence factor is obtainedAnd the third temperature influence factorAnd multiplying the square value with the estimated electrical performance loss value to obtain the target electrical performance loss value, wherein the calculation formula is as follows:
target electrical performance loss value = estimated electrical performance loss value。
In one embodiment, the calculating the estimated electrical performance difference from the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal includes:
and carrying out difference on the second electrical parameter and the first electrical parameter, and taking an absolute value of the difference value to obtain the estimated electrical performance difference value.
In one embodiment, the calculating based on the operating temperature value and the estimated electrical performance difference value to obtain a target electrical performance difference value includes:
If the working temperature value is determined to be in the first temperature range, determining the estimated electrical performance difference value as the target electrical performance difference value; or (b)
If the working temperature value is determined to be in the second temperature interval, a first performance fluctuation value is obtained, and the estimated electrical performance difference value and the first performance fluctuation value are added and calculated to obtain the target electrical performance difference value; or (b)
And if the working temperature value is determined to be in the third temperature interval, acquiring a second performance fluctuation value, and adding and calculating the square of the second performance fluctuation value and the estimated electrical performance difference value to obtain the target electrical performance difference value.
In one embodiment, the determining the electrical performance reliability of the connector to be tested according to the target electrical performance difference value and the target electrical performance loss value includes:
carrying out quotient calculation on the target electrical performance difference value and the target electrical performance loss value to obtain actual failure rate of electrical performance;
if the working temperature value is determined to be in a first temperature interval, acquiring a first performance failure rate, and determining that the actual failure rate of the electrical performance is smaller than or equal to the first performance failure rate, and determining that the electrical performance reliability of the connector to be detected is in a stable state; or (b)
If the working temperature value is determined to be in a second temperature interval, obtaining a second performance failure rate, and determining that the difference value between the actual failure rate of the electrical performance and the failure rate of the second performance is smaller than or equal to a preset difference value, and determining that the electrical performance reliability of the connector to be detected is in a stable state; or (b)
If the working temperature value is determined to be in a third temperature interval, a third performance failure rate is obtained, and if the quotient of the actual failure rate of the electrical performance and the failure rate of the second performance is determined to be smaller than or equal to a preset multiple, the electrical performance reliability of the connector to be detected is determined to be in a stable state.
In a second aspect, an embodiment of the present application provides a connector-based reliability detection system, including:
the signal processing module is used for inputting a test electrical signal to the connector to be detected and obtaining a target electrical signal output by the connector to be detected;
the first calculation module is used for calculating an estimated electrical performance loss value according to the connector type, the connector length, the conductor core number and the electrical parameters of the connector to be detected;
the second calculation module is used for obtaining the working temperature value of the current detection environment, and calculating based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value;
The third calculation module is used for calculating an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculating the estimated electrical performance difference value based on the working temperature value and the estimated electrical performance difference value to obtain the target electrical performance difference value;
and the reliability detection module is used for determining the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
In a third aspect, an embodiment of the present application provides an electronic device, where the electronic device includes a memory, a processor, and a computer program stored on the memory and capable of running on the processor, where the processor implements the connector-based reliability detection method according to the first aspect when executing the computer program.
In a fourth aspect, an embodiment of the present application provides a non-transitory computer readable storage medium, including a computer program, which when executed by a processor implements the connector-based reliability detection method of the first aspect.
According to the connector-based reliability detection method and the connector-based reliability detection system, a test electrical signal is input to a connector to be detected, and a target electrical signal output by the connector to be detected is obtained; calculating a predicted electrical performance loss value according to the type of the connector, the length of the connector, the conductor core number and the electrical parameters of the connector to be detected; acquiring a working temperature value of a current detection environment, and calculating based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value; calculating an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculating based on the working temperature value and the estimated electrical performance difference value to obtain the target electrical performance difference value; and determining the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
In the reliability detection process based on the connector, the estimated electrical performance loss value is considered according to the connector type, the connector length, the conductor core number and the electrical parameters, the estimated electrical performance difference value is considered according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, then the adjustment is carried out according to the working temperature value, finally the electrical performance reliability of the connector to be detected is determined, test equipment such as an oscilloscope, a spectrum analyzer or a network analyzer is not needed, and the reliability of connector detection is improved.
Drawings
In order to more clearly illustrate the application or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the application, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic flow chart of a connector-based reliability detection method according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a connector-based reliability detection system according to an embodiment of the present application;
Fig. 3 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1, fig. 1 is a flow chart of a connector-based reliability detection method according to an embodiment of the present application. The embodiment of the application provides a reliability detection method based on a connector, which comprises the following steps:
step 101, inputting a test electrical signal to a connector to be detected, and obtaining a target electrical signal output by the connector to be detected;
step 102, calculating a predicted electrical performance loss value according to the connector type, the connector length, the conductor core number and the electrical parameters of the connector to be detected;
step 103, obtaining a working temperature value of the current detection environment, and calculating based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value;
104, calculating an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculating based on the working temperature value and the estimated electrical performance difference value to obtain a target electrical performance difference value;
and 105, determining the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
It should be noted that, in the reliability detection method based on the connector provided by the embodiment of the present application, the reliability detection system based on the connector is taken as an execution subject for illustration, and the reliability detection system based on the connector can be understood as a detection platform, where the detection platform refers to a device or a system for detecting the reliability of the electrical characteristics of the connector.
When the reliability of the connector to be detected is required to be detected, the detection platform inputs a test electrical signal to the connector to be detected, and a target electrical signal output by the connector to be detected is obtained.
Further, the detection platform acquires the connector type, the connector length, the conductor core number and the electrical parameters of the connector to be detected, and calculates according to the connector type, the connector length, the conductor core number and the electrical parameters of the connector to be detected, so as to obtain an estimated electrical performance loss value.
Because the temperature has influence on the detection process result and the influence degrees at different temperatures are different, the detection platform obtains the working temperature value of the current detection environment, calculates according to the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value, namely, optimizes the estimated electrical performance loss value through the working temperature value, reduces errors and obtains the target electrical performance loss value.
Further, the detection platform acquires a first electrical parameter of the test electrical signal and a second electrical parameter of the target electrical signal, and calculates an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal.
Further, the detection platform calculates the estimated electrical performance difference value through the working temperature value to obtain a target electrical performance difference value, namely, the estimated electrical performance difference value is optimized through the working temperature value, so that errors are reduced, and the target electrical performance difference value is obtained.
Further, the detection platform determines the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
According to the reliability detection method based on the connector, which is provided by the embodiment of the application, a test electrical signal is input to the connector to be detected, and a target electrical signal output by the connector to be detected is obtained; calculating a predicted electrical performance loss value according to the type of the connector, the length of the connector, the conductor core number and the electrical parameters of the connector to be detected; acquiring a working temperature value of a current detection environment, and calculating based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value; calculating an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculating based on the working temperature value and the estimated electrical performance difference value to obtain the target electrical performance difference value; and determining the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
In the reliability detection process based on the connector, the estimated electrical performance loss value is considered according to the connector type, the connector length, the conductor core number and the electrical parameters, the estimated electrical performance difference value is considered according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, then the adjustment is carried out according to the working temperature value, finally the electrical performance reliability of the connector to be detected is determined, test equipment such as an oscilloscope, a spectrum analyzer or a network analyzer is not needed, and the reliability of connector detection is improved.
Further, calculating the estimated electrical performance loss value according to the connector type, the connector length, the conductor core number and the electrical parameters of the connector to be detected in step 102, including:
obtaining a type factor according to the connector type, obtaining a length factor according to the connector length, obtaining a conductor core number factor according to the conductor core number, and obtaining an electrical performance factor according to the electrical parameter;
the estimated electrical performance loss value is calculated based on the type factor, the length factor, the conductor core count factor, and the electrical performance factor.
Specifically, the detection platform obtains a type factor according to the type of the connector, obtains a length factor according to the length of the connector, obtains a conductor core number factor according to the conductor core number, and obtains an electrical performance factor according to the electrical parameter. Further, the detection platform calculates according to the type factor, the length factor, the conductor core number factor and the electrical performance factor to obtain an estimated electrical performance loss value.
Further, calculating the estimated electrical performance loss value based on the type factor, the length factor, the conductor core count factor, and the electrical performance factor, includes:
calculating an estimated impedance performance loss value based on the type factor, the length factor, the conductor core number factor and the impedance performance factor, wherein the calculation formula is as follows:
；
in order to estimate the value of the impedance performance loss,as a type factor,as a function of the impedance performance factor,as a length factor, the number of the elements is,is a conductor core number factor;
calculating an estimated noise performance loss value based on the type factor, the length factor, the conductor core number factor and the noise performance factor, wherein the calculation formula is as follows:
；
in order to estimate the noise performance loss value,is a noise performance factor;
calculating an estimated signal shielding performance loss value based on the type factor, the length factor, the conductor core number factor and the signal shielding performance factor, wherein the calculation formula is as follows:
；
in order to estimate the signal shielding performance loss value,a signal shielding performance factor;
and calculating a predicted anti-interference performance loss value based on the type factor, the length factor, the conductor core number factor and the anti-interference performance factor, wherein the calculation formula is as follows:
；
In order to estimate the anti-interference performance loss value,is an anti-interference performance factor;
calculating an estimated voltage performance loss value based on the type factor, the length factor, the conductor core number factor and the voltage performance factor, wherein the calculation formula is as follows:
；
in order to estimate the voltage performance loss value,as a voltage performance factorA seed;
calculating an estimated current performance loss value based on the type factor, the length factor, the conductor core number factor and the current performance factor, wherein the calculation formula is as follows:
；
in order to estimate the current performance loss value,is a current performance factor;
calculating an estimated power performance loss value based on the type factor, the length factor, the conductor core number factor and the power performance factor, wherein the calculation formula is as follows:
；
to estimate the power performance loss value.
The electrical performance factors include impedance performance factors, noise performance factors, signal shielding performance factors, interference immunity performance factors, voltage performance factors, current performance factors, and power performance factors.
Therefore, the detection platform calculates the impedance performance loss value according to the type factor, the length factor, the conductor core number factor and the impedance performance factor to obtain a predicted impedance performance loss value, and the calculation formula of the predicted impedance performance loss value is as follows:
；
To estimate the resistanceThe value of the energy loss can be calculated,as a type factor,as a function of the impedance performance factor,as a length factor, the number of the elements is,is a conductor core factor.
Further, the detection platform calculates a noise performance loss value according to the type factor, the length factor, the conductor core number factor and the noise performance factor to obtain an estimated noise performance loss value, wherein the estimated noise performance loss value has the following calculation formula:
；
in order to estimate the noise performance loss value,is a noise performance factor.
Further, the detection platform calculates a signal shielding performance loss value according to the type factor, the length factor, the conductor core number factor and the signal shielding performance factor to obtain an estimated signal shielding performance loss value, wherein a calculation formula of the estimated signal shielding performance loss value is as follows:
；
in order to estimate the signal shielding performance loss value,the performance factor is masked for the signal.
Further, the detection platform calculates an anti-interference performance loss value according to the type factor, the length factor, the conductor core number factor and the anti-interference performance factor to obtain a predicted anti-interference performance loss value, and a calculation formula of the predicted anti-interference performance loss value is as follows:
；
in order to estimate the anti-interference performance loss value,is an anti-interference performance factor;
Further, the detection platform calculates a voltage performance loss value according to the type factor, the length factor, the conductor core number factor and the voltage performance factor to obtain an estimated voltage performance loss value, wherein the estimated voltage performance loss value has the following calculation formula:
；
in order to estimate the voltage performance loss value,is a voltage performance factor.
Further, the detection platform calculates a current performance loss value according to the type factor, the length factor, the conductor core number factor and the current performance factor to obtain a predicted current performance loss value, wherein the calculation formula of the predicted current performance loss value is as follows:
；
in order to estimate the current performance loss value,is a current performance factor.
Further, the detection platform calculates a power performance loss value according to the type factor, the length factor, the conductor core number factor and the power performance factor to obtain a predicted power performance loss value, wherein the calculation formula of the predicted power performance loss value is as follows:
；
to estimate the power performance loss value.
According to the embodiment of the application, the estimated electrical performance loss value is calculated according to the type factor, the length factor, the conductor core number factor and the electrical performance factor, so that accurate data is provided for the follow-up, and the reliability of connector detection is improved.
Further, the calculating in step 103 based on the operating temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value includes:
if the working temperature value is determined to be in the first temperature range, a first temperature influence factor is obtainedThe first temperature influence factor is setAnd multiplying the logarithm with the estimated electrical performance loss value to obtain the target electrical performance loss value, wherein the calculation formula is as follows:
target electrical performance loss value = estimated electrical performance loss valueThe method comprises the steps of carrying out a first treatment on the surface of the Or (b)
If the working temperature value is determined to be in the second temperature range, a second temperature influence factor is acquiredAnd the second temperature influence factorMultiplying the estimated electrical performance loss value to obtain the target electrical performance loss value; or (b)
If the working temperature value is determined to be in the third temperature range, a third temperature influence factor is obtainedAnd the third temperature influence factorAnd multiplying the square value with the estimated electrical performance loss value to obtain the target electrical performance loss value, wherein the calculation formula is as follows:
target electrical performance loss value = estimated electrical performance loss value 。
Specifically, if the working temperature value is determined to be in the first temperature range, the detection platform acquires a first temperature influence factorAnd a first temperature influencing factorMultiplying the logarithm with the estimated electrical performance loss value to obtain a target electrical performance loss value, wherein the first temperature interval is below 0 ℃, namely the working temperature value t is less than 0, and the calculation formula of the target electrical performance loss value is as follows:
target electrical performance loss value = estimated electrical performance loss value。
Therefore, for the impedance performance, the target impedance performance loss value =. For noise performance, target noise performance loss value =. For signal shielding performance, target signal shielding performance loss value =. For anti-interference performance, target anti-interference performance loss value =. For voltage performance, target voltage performance loss value =. For current performance, target current performance loss value =. For power performance, target power performance loss value =。
If the working temperature value is determined to be in the second temperature range, the detection platform acquires a second temperature influence factorAnd a second temperature influence factorAnd multiplying the estimated electrical performance loss value to obtain a target electrical performance loss value, wherein the second temperature interval is 0-40 ℃, namely the working temperature value t is more than or equal to 0 and less than or equal to 40.
If the working temperature value is determined to be in the third temperature range, the detection platform acquires a third temperature influence factorAnd a third temperature influence factorMultiplying the square value with the estimated electrical performance loss value to obtain a target electrical performance loss value, wherein the second temperature interval is more than 40 ℃, namely the working temperature value t is more than or equal to 40, and the calculation formula of the target electrical performance loss value is as follows: target electrical performance loss value = estimated electrical performance loss value。
According to the embodiment of the application, the target electrical performance loss value is calculated, accurate data is provided for the follow-up, and the reliability of connector detection is improved.
Further, calculating the estimated electrical performance difference according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal in step 104 includes:
and carrying out difference on the second electrical parameter and the first electrical parameter, and taking an absolute value of the difference value to obtain the estimated electrical performance difference value.
Specifically, the detection platform makes a difference between the second electrical parameter and the first electrical parameter, takes an absolute value of the difference value, and obtains an estimated electrical performance difference value. If the current value of the second electrical parameter and the current value of the first electrical parameter are subjected to difference absolute value, obtaining a predicted current performance difference value.
According to the embodiment of the application, the estimated electrical performance difference value is calculated, accurate data is provided for the follow-up, and the reliability of connector detection is improved.
Further, the calculating based on the working temperature value and the estimated electrical performance difference value described in step 104, to obtain a target electrical performance difference value, includes:
if the working temperature value is determined to be in the first temperature range, determining the estimated electrical performance difference value as the target electrical performance difference value; or (b)
If the working temperature value is determined to be in the second temperature interval, a first performance fluctuation value is obtained, and the estimated electrical performance difference value and the first performance fluctuation value are added and calculated to obtain the target electrical performance difference value; or (b)
And if the working temperature value is determined to be in the third temperature interval, acquiring a second performance fluctuation value, and adding and calculating the square of the second performance fluctuation value and the estimated electrical performance difference value to obtain the target electrical performance difference value.
Specifically, if the working temperature value is determined to be in the first temperature range, the detection platform determines the estimated electrical performance difference value as the target electrical performance difference value.
Further, if the working temperature value is determined to be in the second temperature range, the detection platform acquires a first performance fluctuation value, and adds and calculates the estimated electrical performance difference value and the first performance fluctuation value to obtain a target electrical performance difference value.
Further, if the working temperature value is determined to be in the third temperature interval, the detection platform acquires a second performance fluctuation value, and adds and calculates the square of the second performance fluctuation value and the estimated electrical performance difference value to obtain a target electrical performance difference value.
According to the embodiment of the application, the target electrical performance difference value is calculated, accurate data is provided for the follow-up, and the reliability of connector detection is improved.
Further, determining the electrical performance reliability of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value in step 105 includes:
carrying out quotient calculation on the target electrical performance difference value and the target electrical performance loss value to obtain actual failure rate of electrical performance;
if the working temperature value is determined to be in a first temperature interval, acquiring a first performance failure rate, and determining that the actual failure rate of the electrical performance is smaller than or equal to the first performance failure rate, and determining that the electrical performance reliability of the connector to be detected is in a stable state; or (b)
If the working temperature value is determined to be in a second temperature interval, obtaining a second performance failure rate, and determining that the difference value between the actual failure rate of the electrical performance and the failure rate of the second performance is smaller than or equal to a preset difference value, and determining that the electrical performance reliability of the connector to be detected is in a stable state; or (b)
If the working temperature value is determined to be in a third temperature interval, a third performance failure rate is obtained, and if the quotient of the actual failure rate of the electrical performance and the failure rate of the second performance is determined to be smaller than or equal to a preset multiple, the electrical performance reliability of the connector to be detected is determined to be in a stable state.
Specifically, the detection platform carries out quotient calculation on the target electrical performance difference value and the target electrical performance loss value to obtain the actual failure rate of the electrical performance.
Further, if the working temperature value is determined to be in the first temperature range, the detection platform acquires the first performance failure rate, and determines a numerical value relationship between the actual failure rate of the electrical performance and the first performance failure rate. If the actual failure rate of the electrical performance is smaller than or equal to the first failure rate of the electrical performance, the detection platform determines that the reliability of the electrical performance of the connector to be detected is in a stable state. If the actual failure rate of the electrical performance is larger than the first failure rate of the electrical performance, the detection platform determines that the reliability of the electrical performance of the connector to be detected is in an unstable state.
Further, if the working temperature value is determined to be in the second temperature interval, the detection platform acquires a second performance failure rate, calculates a difference value between the actual failure rate of the electrical performance and the second performance failure rate, and compares the difference value with a preset difference value to obtain a comparison result, wherein the preset difference value is set according to the actual setting. If the comparison result is determined as follows: and the difference value is smaller than or equal to a preset difference value, and the detection platform determines that the reliability of the electrical performance of the connector to be detected is in a stable state. If the comparison result is determined as follows: the difference value is larger than a preset difference value, and the detection platform determines that the reliability of the electrical performance of the connector to be detected is in an unstable state.
Further, if the working temperature value is determined to be in the third temperature interval, the detection platform acquires the third performance failure rate, calculates the quotient of the actual failure rate of the electrical performance and the failure rate of the second performance, and compares the quotient with a preset multiple to obtain a comparison result, wherein the preset multiple is set according to the actual setting.
If the comparison result is that the quotient is smaller than or equal to the preset multiple, the detection platform determines that the reliability of the electrical performance of the connector to be detected is in a stable state. If the comparison result is that the quotient is larger than the preset multiple, the detection platform determines that the reliability of the electrical performance of the connector to be detected is in an unstable state.
According to the embodiment of the application, the reliability of the electrical performance of the connector to be detected is determined according to the target electrical performance difference value and the target electrical performance loss value obtained after the working temperature value is optimized, test equipment such as an oscilloscope, a spectrum analyzer or a network analyzer is not needed, and the reliability of connector detection is improved.
The connector-based reliability detection system provided by the embodiment of the application is described below, and the connector-based reliability detection system described below and the connector-based reliability detection method described above can be referred to correspondingly. Referring to fig. 2, fig. 2 is a schematic structural diagram of a connector-based reliability detection system according to an embodiment of the present application, where the connector-based reliability detection system according to the embodiment of the present application includes:
The signal processing module 201 is configured to input a test electrical signal to a connector to be detected, and obtain a target electrical signal output by the connector to be detected;
a first calculation module 202, configured to calculate an estimated electrical performance loss value according to the connector type, the connector length, the conductor core number, and the electrical parameter of the connector to be detected;
the second calculation module 203 is configured to obtain a working temperature value of a current detection environment, and calculate based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value;
a third calculation module 204, configured to calculate an estimated electrical performance difference according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculate based on the operating temperature value and the estimated electrical performance difference, to obtain a target electrical performance difference;
and the reliability detection module 205 is configured to determine the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
According to the reliability detection system based on the connector, which is provided by the embodiment of the application, a test electrical signal is input to the connector to be detected, and a target electrical signal output by the connector to be detected is obtained; calculating a predicted electrical performance loss value according to the type of the connector, the length of the connector, the conductor core number and the electrical parameters of the connector to be detected; acquiring a working temperature value of a current detection environment, and calculating based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value; calculating an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculating based on the working temperature value and the estimated electrical performance difference value to obtain the target electrical performance difference value; and determining the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
In the reliability detection process based on the connector, the estimated electrical performance loss value is considered according to the connector type, the connector length, the conductor core number and the electrical parameters, the estimated electrical performance difference value is considered according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, then the adjustment is carried out according to the working temperature value, finally the electrical performance reliability of the connector to be detected is determined, test equipment such as an oscilloscope, a spectrum analyzer or a network analyzer is not needed, and the reliability of connector detection is improved.
In one embodiment, the first computing module 202 is further to:
obtaining a type factor according to the connector type, obtaining a length factor according to the connector length, obtaining a conductor core number factor according to the conductor core number, and obtaining an electrical performance factor according to the electrical parameter;
the estimated electrical performance loss value is calculated based on the type factor, the length factor, the conductor core count factor, and the electrical performance factor.
In one embodiment, the first computing module 202 is further to:
calculating an estimated impedance performance loss value based on the type factor, the length factor, the conductor core number factor and the impedance performance factor, wherein the calculation formula is as follows:
；
In order to estimate the value of the impedance performance loss,as a type factor,as a function of the impedance performance factor,as a length factor, the number of the elements is,is a conductor core number factor;
calculating an estimated noise performance loss value based on the type factor, the length factor, the conductor core number factor and the noise performance factor, wherein the calculation formula is as follows:
；
in order to estimate the noise performance loss value,is a noise performance factor;
calculating an estimated signal shielding performance loss value based on the type factor, the length factor, the conductor core number factor and the signal shielding performance factor, wherein the calculation formula is as follows:
；
in order to estimate the signal shielding performance loss value,a signal shielding performance factor;
and calculating a predicted anti-interference performance loss value based on the type factor, the length factor, the conductor core number factor and the anti-interference performance factor, wherein the calculation formula is as follows:
；
in order to estimate the anti-interference performance loss value,is an anti-interference performance factor;
calculating an estimated voltage performance loss value based on the type factor, the length factor, the conductor core number factor and the voltage performance factor, wherein the calculation formula is as follows:
；
in order to estimate the voltage performance loss value,is a voltage performance factor;
Calculating an estimated current performance loss value based on the type factor, the length factor, the conductor core number factor and the current performance factor, wherein the calculation formula is as follows:
；
in order to estimate the current performance loss value,is a current performance factor;
calculating an estimated power performance loss value based on the type factor, the length factor, the conductor core number factor and the power performance factor, wherein the calculation formula is as follows:
；
to estimate the power performance loss value.
In one embodiment, the second computing module 203 is further configured to:
if the working temperature value is determined to be in the first temperature range, a first temperature influence factor is obtainedThe first temperature influence factor is setAnd multiplying the logarithm with the estimated electrical performance loss value to obtain the target electrical performance loss value, wherein the calculation formula is as follows:
target electrical performance loss value = estimated electrical performance loss valueThe method comprises the steps of carrying out a first treatment on the surface of the Or (b)
If the working temperature value is determined to be in the second temperature range, a second temperature influence factor is acquiredAnd the second temperature influence factorMultiplying the estimated electrical performance loss value to obtain the target electrical performance loss value; or (b)
If the working temperature value is determined to be in the third temperature range, a third temperature influence factor is obtainedAnd the third temperature influence factorAnd multiplying the square value with the estimated electrical performance loss value to obtain the target electrical performance loss value, wherein the calculation formula is as follows:
target electrical performance loss value = estimated electrical performance loss value。
In one embodiment, the third computing module 204 is further configured to:
and carrying out difference on the second electrical parameter and the first electrical parameter, and taking an absolute value of the difference value to obtain the estimated electrical performance difference value.
In one embodiment, the third computing module 204 is further configured to:
if the working temperature value is determined to be in the first temperature range, determining the estimated electrical performance difference value as the target electrical performance difference value; or (b)
If the working temperature value is determined to be in the second temperature interval, a first performance fluctuation value is obtained, and the estimated electrical performance difference value and the first performance fluctuation value are added and calculated to obtain the target electrical performance difference value; or (b)
And if the working temperature value is determined to be in the third temperature interval, acquiring a second performance fluctuation value, and adding and calculating the square of the second performance fluctuation value and the estimated electrical performance difference value to obtain the target electrical performance difference value.
In one embodiment, the reliability detection module 205 is further configured to:
carrying out quotient calculation on the target electrical performance difference value and the target electrical performance loss value to obtain actual failure rate of electrical performance;
if the working temperature value is determined to be in a first temperature interval, acquiring a first performance failure rate, and determining that the actual failure rate of the electrical performance is smaller than or equal to the first performance failure rate, and determining that the electrical performance reliability of the connector to be detected is in a stable state; or (b)
If the working temperature value is determined to be in a second temperature interval, obtaining a second performance failure rate, and determining that the difference value between the actual failure rate of the electrical performance and the failure rate of the second performance is smaller than or equal to a preset difference value, and determining that the electrical performance reliability of the connector to be detected is in a stable state; or (b)
If the working temperature value is determined to be in a third temperature interval, a third performance failure rate is obtained, and if the quotient of the actual failure rate of the electrical performance and the failure rate of the second performance is determined to be smaller than or equal to a preset multiple, the electrical performance reliability of the connector to be detected is determined to be in a stable state.
The specific embodiments of the reliability detection system based on the connector provided by the application are basically the same as the embodiments of the reliability detection method based on the connector, and are not repeated herein.
Fig. 3 illustrates a physical structure diagram of an electronic device, which may include, as shown in fig. 3: processor 310, communication interface (Communication Interface) 320, memory 330 and communication bus 340, wherein processor 310, communication interface 320, memory 330 accomplish communication with each other through communication bus 340. The processor 310 may call a computer program in the memory 330 to perform the steps of the connector-based reliability detection method, including, for example:
inputting a test electrical signal to a connector to be detected, and obtaining a target electrical signal output by the connector to be detected;
calculating a predicted electrical performance loss value according to the connector type, the connector length, the conductor core number and the electrical parameters of the connector to be detected;
acquiring a working temperature value of a current detection environment, and calculating based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value;
calculating an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculating based on the working temperature value and the estimated electrical performance difference value to obtain a target electrical performance difference value;
And determining the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
Further, the logic instructions in the memory 330 described above may be implemented in the form of software functional units and may be stored in a computer-readable storage medium when sold or used as a stand-alone product. Based on this understanding, the technical solution of the present application may be embodied essentially or in a part contributing to the prior art or in a part of the technical solution, in the form of a software product stored in a storage medium, comprising several instructions for causing a computer device (which may be a personal computer, a server, a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present application. And the aforementioned storage medium includes: a usb disk, a removable hard disk, a Read-only memory (ROM), a random access memory (RAM, randomAccessMemory), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
In another aspect, embodiments of the present application further provide a non-transitory computer readable storage medium, where the non-transitory computer readable storage medium includes a computer program, where the computer program may be stored on the non-transitory computer readable storage medium, and when the computer program is executed by a processor, the computer program may be capable of executing the steps of the connector-based reliability detection method provided in the foregoing embodiments, for example, including:
Inputting a test electrical signal to a connector to be detected, and obtaining a target electrical signal output by the connector to be detected;
calculating a predicted electrical performance loss value according to the connector type, the connector length, the conductor core number and the electrical parameters of the connector to be detected;
acquiring a working temperature value of a current detection environment, and calculating based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value;
calculating an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculating based on the working temperature value and the estimated electrical performance difference value to obtain a target electrical performance difference value;
and determining the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
The system embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present invention without undue burden.
From the above description of the embodiments, it will be apparent to those skilled in the art that the embodiments may be implemented by means of software plus necessary general hardware platforms, or of course may be implemented by means of hardware. Based on this understanding, the foregoing technical solution may be embodied essentially or in a part contributing to the prior art in the form of a software product, which may be stored in a computer readable storage medium, such as ROM/RAM, a magnetic disk, an optical disk, etc., including several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method described in the respective embodiments or some parts of the embodiments.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and are not limiting; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. A connector-based reliability detection method, comprising:
inputting a test electrical signal to a connector to be detected, and obtaining a target electrical signal output by the connector to be detected;
calculating a predicted electrical performance loss value according to the connector type, the connector length, the conductor core number and the electrical parameters of the connector to be detected;
acquiring a working temperature value of a current detection environment, and calculating based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value;
calculating an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculating based on the working temperature value and the estimated electrical performance difference value to obtain a target electrical performance difference value;
and determining the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
2. The connector-based reliability detection method according to claim 1, wherein calculating the estimated electrical performance loss value based on the connector type, the connector length, the number of conductor cores, and the electrical parameter of the connector to be detected comprises:
Obtaining a type factor according to the connector type, obtaining a length factor according to the connector length, obtaining a conductor core number factor according to the conductor core number, and obtaining an electrical performance factor according to the electrical parameter;
the estimated electrical performance loss value is calculated based on the type factor, the length factor, the conductor core count factor, and the electrical performance factor.
3. The connector-based reliability detection method of claim 2 wherein the electrical performance factors include impedance performance factors, noise performance factors, signal shielding performance factors, interference immunity performance factors, voltage performance factors, current performance factors, and power performance factors;
the calculating the estimated electrical performance loss value based on the type factor, the length factor, the conductor core count factor, and the electrical performance factor includes:
calculating an estimated impedance performance loss value based on the type factor, the length factor, the conductor core number factor and the impedance performance factor, wherein the calculation formula is as follows:
；
to estimate the impedance performance loss value +.>Is of type factor->Is impedance performance factor, +>Is length factor- >Is a conductor core number factor;
calculating an estimated noise performance loss value based on the type factor, the length factor, the conductor core number factor and the noise performance factor, wherein the calculation formula is as follows:
；
to estimate the noise performance loss value->Is a noise performance factor;
calculating an estimated signal shielding performance loss value based on the type factor, the length factor, the conductor core number factor and the signal shielding performance factor, wherein the calculation formula is as follows:
；
to estimate the signal shielding performance loss value +.>A signal shielding performance factor;
and calculating a predicted anti-interference performance loss value based on the type factor, the length factor, the conductor core number factor and the anti-interference performance factor, wherein the calculation formula is as follows:
；
to estimate the anti-interference performance loss value, < ->Is an anti-interference performance factor;
calculating an estimated voltage performance loss value based on the type factor, the length factor, the conductor core number factor and the voltage performance factor, wherein the calculation formula is as follows:
；
for predicting the voltage performance loss value, < >>Is a voltage performance factor;
calculating an estimated current performance loss value based on the type factor, the length factor, the conductor core number factor and the current performance factor, wherein the calculation formula is as follows:
；
For predicting the current performance loss value +.>Is a current performance factor;
calculating an estimated power performance loss value based on the type factor, the length factor, the conductor core number factor and the power performance factor, wherein the calculation formula is as follows:
；
to estimate the power performance loss value.
4. The connector-based reliability detection method according to claim 1, wherein the calculating based on the operating temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value includes:
if the working temperature value is determined to be in the first temperature range, a first temperature influence factor is obtainedThe first temperature influencing factor +.>And multiplying the logarithm with the estimated electrical performance loss value to obtain the target electrical performance loss value, wherein the calculation formula is as follows:
target electrical performance loss value = estimated electrical performance loss valueThe method comprises the steps of carrying out a first treatment on the surface of the Or (b)
If the working temperature value is determined to be in the second temperature range, a second temperature influence factor is acquiredAnd the second temperature influencing factor +.>Multiplying the estimated electrical performance loss value to obtain the target electrical performance loss value; or (b)
If the working temperature value is determinedIn the third temperature interval, a third temperature influence factor is obtainedAnd the third temperature influencing factor +.>And multiplying the square value with the estimated electrical performance loss value to obtain the target electrical performance loss value, wherein the calculation formula is as follows:
target electrical performance loss value = estimated electrical performance loss value。
5. The connector-based reliability detection method of claim 1, wherein calculating the estimated electrical performance difference from the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal comprises:
and carrying out difference on the second electrical parameter and the first electrical parameter, and taking an absolute value of the difference value to obtain the estimated electrical performance difference value.
6. The connector-based reliability detection method according to claim 1, wherein the calculating based on the operating temperature value and the estimated electrical performance difference value to obtain a target electrical performance difference value includes:
if the working temperature value is determined to be in the first temperature range, determining the estimated electrical performance difference value as the target electrical performance difference value; or (b)
If the working temperature value is determined to be in the second temperature interval, a first performance fluctuation value is obtained, and the estimated electrical performance difference value and the first performance fluctuation value are added and calculated to obtain the target electrical performance difference value; or (b)
And if the working temperature value is determined to be in the third temperature interval, acquiring a second performance fluctuation value, and adding and calculating the square of the second performance fluctuation value and the estimated electrical performance difference value to obtain the target electrical performance difference value.
7. The connector-based reliability detection method according to claim 1, wherein the determining the electrical performance reliability of the connector to be detected from the target electrical performance difference value and the target electrical performance loss value includes:
carrying out quotient calculation on the target electrical performance difference value and the target electrical performance loss value to obtain actual failure rate of electrical performance;
if the working temperature value is determined to be in a first temperature interval, acquiring a first performance failure rate, and determining that the actual failure rate of the electrical performance is smaller than or equal to the first performance failure rate, and determining that the electrical performance reliability of the connector to be detected is in a stable state; or (b)
If the working temperature value is determined to be in a second temperature interval, obtaining a second performance failure rate, and determining that the difference value between the actual failure rate of the electrical performance and the failure rate of the second performance is smaller than or equal to a preset difference value, and determining that the electrical performance reliability of the connector to be detected is in a stable state; or (b)
If the working temperature value is determined to be in a third temperature interval, a third performance failure rate is obtained, and if the quotient of the actual failure rate of the electrical performance and the failure rate of the second performance is determined to be smaller than or equal to a preset multiple, the electrical performance reliability of the connector to be detected is determined to be in a stable state.
8. A connector-based reliability detection system, comprising:
the signal processing module is used for inputting a test electrical signal to the connector to be detected and obtaining a target electrical signal output by the connector to be detected;
the first calculation module is used for calculating an estimated electrical performance loss value according to the connector type, the connector length, the conductor core number and the electrical parameters of the connector to be detected;
the second calculation module is used for obtaining the working temperature value of the current detection environment, and calculating based on the working temperature value and the estimated electrical performance loss value to obtain a target electrical performance loss value;
The third calculation module is used for calculating an estimated electrical performance difference value according to the first electrical parameter of the test electrical signal and the second electrical parameter of the target electrical signal, and calculating the estimated electrical performance difference value based on the working temperature value and the estimated electrical performance difference value to obtain the target electrical performance difference value;
and the reliability detection module is used for determining the reliability of the electrical performance of the connector to be detected according to the target electrical performance difference value and the target electrical performance loss value.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the connector-based reliability detection method of any one of claims 1 to 7 when the computer program is executed by the processor.
10. A non-transitory computer readable storage medium comprising a computer program, characterized in that the computer program when executed by a processor implements the connector-based reliability detection method of any one of claims 1 to 7.
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