CN114236302B - Testing method and system for cable state - Google Patents
Testing method and system for cable state Download PDFInfo
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- CN114236302B CN114236302B CN202010937761.5A CN202010937761A CN114236302B CN 114236302 B CN114236302 B CN 114236302B CN 202010937761 A CN202010937761 A CN 202010937761A CN 114236302 B CN114236302 B CN 114236302B
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- 238000012360 testing method Methods 0.000 title claims abstract description 175
- 238000004891 communication Methods 0.000 claims description 45
- 238000010998 test method Methods 0.000 claims description 7
- 238000009413 insulation Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 108010001267 Protein Subunits Proteins 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 6
- 238000012546 transfer Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
Classifications
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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
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The application discloses a testing method and a testing system for cable states, and relates to the technical field of cable testing, wherein the testing method comprises the steps of distinguishing and determining the types of cables to be tested; for each type of cable, determining the core wire union of the type of cable according to the type of the core wires contained in the cable; summarizing the core wire union sets of each type of cable to determine a core wire total set; constructing a test terminal according to the core wire total set; the test terminal is provided with connection ports which are in one-to-one correspondence with the core wire total set connection points; and testing the cable state of the predetermined number of cables by using the test terminal. According to the application, the test terminal is constructed according to the types of the cables and the types of the core wires contained in the cables, is suitable for testing the cable states of different types of cables, and is convenient to carry and easy to operate; the cable state test is carried out on the cable by using the test terminal, so that the structure of the test system can be simplified, the faults of the test system can be reduced, and the test efficiency can be greatly improved.
Description
Technical Field
The application relates to the technical field related to cable testing, in particular to a testing method and system for cable states.
Background
The cable network system in the fields of large-scale system engineering such as aviation, aerospace and the like provides a power supply and signal transmission path for interconnection of hardware equipment, and in order to ensure the safety and reliability of power supply and signals, the state of the whole cable network needs to be checked before use.
The traditional method for detecting the cable network state is to connect the cable to be detected to a test terminal and then connect the test terminal to a test platform. However, the number of cable interconnection points in the large system engineering is about several thousands to tens of thousands, and in the process of detecting the state of the cable network by adopting the traditional method, several tens of large test terminals are required, and all the test terminals are connected with the test platform, so that a large number of connecting wires and transfer wires exist. Under the condition that the space to be detected is limited, a large number of connecting wires and transfer wires are extremely easy to cause detection system faults, and detection personnel need to check the detection system faults, so that the detection efficiency is reduced.
Therefore, how to improve the detection efficiency of the cable network state in the case of a large number of cable interconnection points is a problem to be solved in the art.
Disclosure of Invention
The application aims to provide a testing method for a cable state, which can solve the problem that the existing testing method has low detection efficiency on the cable state under the condition that a large number of cable interconnection points exist.
It is yet another object of the present application to provide a test system for cable status.
In a first aspect, an embodiment of the present application provides a testing method for a cable network, including:
distinguishing and determining the type of the cable to be tested;
For each type of cable, determining the core wire union of the type of cable according to the type of the core wires contained in the cable;
summarizing the core wire union sets of each type of cable to determine a core wire total set;
Constructing a test terminal according to the core wire total set; the test terminal is provided with connection ports which are in one-to-one correspondence with the core wire total set connection points;
And testing the cable state of the predetermined number of cables by using the test terminal.
In one possible embodiment, distinguishing and determining the type of cable to be tested includes:
classifying the cables according to the use of the cables; the cables include power cables, control cables, communication cables, insulated cables, and radio frequency cables.
In one possible embodiment, for each type of cable, determining the union of the cores in the type of cable according to the type of cores comprised by the cable comprises:
The core wire union comprises core wire types contained in all cables of each type; and there is one and only one for each core wire type.
In one possible embodiment, constructing a test terminal from the aggregate set of core wires includes:
the core wire aggregate comprises core wire types contained in all types of cables; and there is one and only one for each core wire type.
In one possible embodiment, testing the cable status of the predetermined number of cables with the test terminal includes:
Connecting the test terminal to the cable to be tested;
Determining a subunit to be tested in a test terminal according to the test requirement;
and respectively carrying out state test on the cables in the subunits.
In one possible embodiment, the status test includes a conduction test, an insulation test, and a resistance test in the cables in the sub-units, respectively.
On the other hand, the embodiment of the application provides a testing system for a cable state, which comprises a cable to be tested, a testing platform and a plurality of testing terminals;
each test terminal is constructed according to the test method for the cable state;
Each test terminal is provided with a communication unit, and the communication unit is used for enabling the test terminal to be in communication connection with other test terminals and the test platform.
In one possible embodiment, the number of connection ports of the test terminal is 16, 32 or 64.
In one possible implementation, the communication unit is a wireless communication unit.
Compared with the prior art, the application has the beneficial effects that:
1. a test terminal is constructed according to the types of the cables and the types of the core wires contained in the cables, the test terminal is suitable for testing the cable states of different types of cables, and the test terminal has the characteristics of small volume, portability and easy operation; the cable state test is carried out on the cable by using the test terminal, so that the structure of the test system can be simplified, the faults of the test system can be reduced, and the test efficiency can be greatly improved.
2. And the test terminals and the test platform are connected in a wireless communication mode, so that a large number of connecting wires and intermediate transfer wires can be avoided, the structure of a test system is simplified, the system faults are reduced, and the test efficiency of the cable state is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram illustrating a testing method for cable status according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a test terminal according to an embodiment of the present application.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments 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 of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. 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.
In the description of the present application, it should be noted that the term "plurality" refers to two or more.
According to one aspect of the present application, a test method for a cable condition is provided. Referring to fig. 1, the test method includes the steps of:
s1, distinguishing and determining the type of the cable to be tested;
S2, for each type of cable, determining the core wire union of the type of cable according to the type of the core wires contained in the cable;
S3, gathering core wire union sets of cables of each type to determine a core wire total set;
s4, constructing a test terminal according to the core wire total set; the test terminal is provided with connection ports which are in one-to-one correspondence with the core wire total set connection points;
s5, testing the cable states of the cables in a preset number by using the testing terminal.
In one embodiment, in step S1, distinguishing and determining the type of cable to be tested includes: the cables are classified according to the purposes of the cables, and the types of the cables are determined. For example, the uses of the cable include power transmission, communication signal transmission, insulation, electromagnetic energy transmission in the radio frequency range, and the corresponding cable is classified into a power cable, a control cable, a communication cable, an insulation cable, and a radio frequency cable.
In one embodiment, in step S2, for each type of cable, determining the union of the cores in the type of cable according to the type of core included in the cable includes:
The type of core wire contained in each type of cable is determined. And classifying the core wires of all the cables in each category according to the structural characteristics of the cables, and determining the category of the core wires contained in each category of cables. For example, a communication cable is composed of a plurality of groups of core wires, and the kinds of the core wires included in the communication cable are determined according to the structural characteristics of the core wires, and the kinds of the core wires include core wire I, core wire II, core wire III, and the like.
The types of the core wires including the core wire I, the core wire II, the core wire III, and the like are merely exemplary, and the codes of the core wire I, the core wire II, and the core wire III are convenient for the subsequent understanding and description.
The core union in each type of cable is calculated according to the type of core contained in the cable. The core wire union of each type of cable comprises core wire types contained in all cables of each type; and there is one and only one for each core wire type. For example, among 4 different communication cables, the communication cable 1 includes core wires of the types of core wires I, core wires II, core wires iv, and core wires V; the types of the core wires included in the communication cable 2 are a core wire II, a core wire III, a core wire IV and a core wire VI; the types of the core wires included in the communication cable 3 are a core wire I, a core wire III, a core wire V and a core wire VIII; the types of the core wires included in the communication cable 4 are a core wire I, a core wire IV, a core wire V and a core wire IX; the core wires of the communication cables are combined into a core wire I, a core wire II, a core wire III, a core wire IV, a core wire V, a core wire VIII and a core wire IX in the 4 communication cables.
In one embodiment, before step S3, after step S2, the method further includes: and determining the number of each type of core wires, wherein the number of each type of core wires is the same as the number of the core wires with the largest number. For example, in 4 different communication cables, the number of core wires I is 5 cores, 6 cores, 8 cores, and 12 cores, respectively, and then the number of core wires I is 12 cores.
In one embodiment, in step S3, summing the core wire union of each type of cable to determine the core wire union includes: the core wire union of all kinds of cables is calculated according to the core wire union of each kind of cables in all kinds.
The description will be given taking as an example the cable including the power cable and the communication cable.
The cable comprises a power cable and a communication cable, and the core wire total set is determined according to the core wire total set of the power cable and the core wire total set of the communication cable. For example, the core union of the power cable includes 5 cores, i.e., core I, core II, core iv, core V, and core ix, respectively, and the core union of the communication cable includes 5 cores, i.e., core I, core II, core III, core V, and core viii, respectively, and the core union includes 7 cores, i.e., core I, core II, core III, core iv, core V, core viii, and core ix, respectively.
In one embodiment, in step S4, a test terminal is built from the core wire aggregate; the test terminal is equipped with the connection port that corresponds with heart yearn total collection tie point one-to-one including: the core wire aggregate comprises core wire types contained in all types of cables; and there is one and only one for each core wire type. And determining the types of the connection ports in the test terminal according to the core wire total set, wherein the types of the connection ports are in one-to-one correspondence with the types of the core wires in the core wire total set.
Preferably, the number of each type of connection ports is determined according to the number of each type of core wires, and the number of each type of connection ports is the same as the number of each type of core wires.
In one embodiment, in step S5, performing a test of a cable status on a predetermined number of cables using a test terminal includes:
Connecting the test terminal to the cable to be tested;
Determining a subunit to be tested in a test terminal according to the test requirement;
And respectively carrying out state test on the cables in the subunits. The state test includes a conduction test, an insulation test, and a resistance test.
The cable to be tested is taken as a communication cable for illustration.
The core wires of the communication cable are combined into a core wire I, a core wire II, a core wire III, a core wire V and a core wire VIII; the number of each core wire is 2,4, 2 and 6 respectively. According to the types and the quantity of the core wires contained in the communication cable, the communication cable is connected to the test terminal, the types and the quantity of the connection ports of the test terminal are larger than or equal to the types and the quantity of the core wires contained in the communication cable, and the test ports can meet the access requirements of all the core wires in the communication cable.
According to the core wire types, the testing requirements of each core wire are determined, so that the subunit to be tested is determined at the testing terminal according to the testing requirements, and the cables in the subunits are respectively subjected to state testing. For example, the communication cable includes 5 medium core wires, which are core wire I, core wire II, core wire III, core wire V and core wire viii, respectively, wherein core wire I and core wire II are first subunits, and conducting test is required; the core wire III and the core wire VIII are second subunits, and insulation test is required; the core wire V is a third subunit, and resistance test is required; and finally, respectively carrying out corresponding state tests on the cables in the first subunit, the second subunit and the third subunit.
In one embodiment, in step S5, performing a test of a cable status on a predetermined number of cables using a test terminal includes: testing a plurality of cables to be tested simultaneously by using a plurality of test terminals; each test terminal is connected with one cable, and the test terminals are connected in a wireless communication mode. The wireless communication mode is adopted for connection, so that a large number of connecting wires and transfer wires can be avoided.
According to another aspect of the application, there is also provided a test system for a cable status. The test system comprises a preset number of cables to be tested, a test platform and a plurality of test terminals; the plurality of test terminals are connected with the cable to be tested and test the cable to be tested. Wherein each test terminal is constructed according to the construction method of the test terminal in the test method for cable status of the above embodiment. The test system tests the cable to be tested according to the test method for the cable state of the embodiment.
Each test terminal is provided with a communication unit, and the communication unit is used for enabling the test terminal to be in communication connection with other test terminals and the test platform. Preferably, the communication unit is a wireless communication unit. Preferably, the number of connection ports of the test terminal is 16, 32 or 64.
Fig. 2 is a schematic structural diagram of a test terminal according to an embodiment of the present application. Referring to fig. 2, the test terminal 100 includes a housing 110, a communication and power board 120 disposed inside the housing 110, a high voltage circuit board 130, a main test board 140, a switch matrix board 150, at least one test port 160 disposed at the top end of the housing 110, and a stick antenna 170. When the number of the test ports 160 is one, the types and the number of the connection ports in the test ports 160 cover the types and the number of the core wires contained in all the cables to be tested; when the number of the test ports 160 is plural, the kinds and the number of the connection ports in at least one test port 160 cover the kinds and the number of the core wires contained in all the cables to be tested.
Two test ports 160 are illustrated as an example.
One test port 160 is a 64-core test port, i.e., the number of connection ports of the test port 160 is 64. Further, another test port 160 is a 16-core back-up test port for cables with a smaller number of cores or is used with a 64-core test port to extend the number of testable cores of the test terminal 160.
According to the technical scheme, the testing method and the system for the cable state construct the testing terminal according to the types of the cables and the types and the number of the core wires contained in the cables, and the testing terminal is suitable for testing the cable state of different types of cables. The test terminal is small in size, convenient to carry and easy to operate. The cable state test is carried out on the cable by using the test terminal, so that the structure of the test system can be simplified, the faults of the test system can be reduced, and the test efficiency can be greatly improved.
In addition, the test terminals and the test platform are connected in a wireless communication mode, so that a large number of connecting wires and intermediate transfer wires can be avoided, the structure of a test system is further simplified, system faults are reduced, and the test efficiency of the cable state is improved.
The foregoing is merely a preferred embodiment of the present application, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present application, and these modifications and substitutions should also be considered as being within the scope of the present application.
Claims (6)
1. A test method for cable status, comprising:
distinguishing and determining the types of all cables to be tested, and classifying the cables according to the purposes of the cables; the cable comprises a power cable, a control cable, a communication cable, an insulated cable and a radio frequency cable;
for each type of cable, determining a core wire union in the type of cable according to the types of core wires contained in the cable, wherein the core wire union comprises the core wire types contained in all the cables of each type, and determining that the number of each type of core wires is the same as the number of the core wires with the largest number; and each core wire is of one type and only one type;
Summarizing the core wire union of each type of cable to determine a core wire union, wherein the core wire union comprises core wire types contained in all types of cables; and each core wire is of one type and only one type;
Constructing a test terminal according to the core wire total set, wherein the types of the connection ports in the test terminal are in one-to-one correspondence with the core wire types in the core wire total set, and determining that the number of the connection ports of each type is the same as the number of the core wires of each type; the test terminal is provided with connection ports which are in one-to-one correspondence with the core wire total set connection points;
and testing the cable state of a preset number of cables by using the test terminal.
2. The method for testing the cable status according to claim 1, wherein the testing the predetermined number of the cables with the test terminal comprises:
Connecting the test terminal to the cable to be tested;
Determining a subunit to be tested at the test terminal according to the test requirement;
And respectively carrying out state test on the cables in the subunits.
3. The method according to claim 2, wherein in the state test of the cables in the sub-units, respectively, the state test includes a conduction test, an insulation test, and a resistance test.
4. The testing system for the cable state is characterized by comprising a cable to be tested, a testing platform and a plurality of testing terminals;
each of the test terminals is constructed according to the test method for cable status of any one of claims 1 to 3;
Each test terminal is provided with a communication unit, and the communication unit is used for enabling the test terminal to be in communication connection with other test terminals and the test platform.
5. The test system for cable status of claim 4, wherein the number of connection ports of the test terminal is 16, 32 or 64.
6. The test system for cable status of claim 4, wherein the communication unit is a wireless communication unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010937761.5A CN114236302B (en) | 2020-09-09 | 2020-09-09 | Testing method and system for cable state |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010937761.5A CN114236302B (en) | 2020-09-09 | 2020-09-09 | Testing method and system for cable state |
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| CN114236302A CN114236302A (en) | 2022-03-25 |
| CN114236302B true CN114236302B (en) | 2024-04-30 |
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| CN114236302A (en) | 2022-03-25 |
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