阅读说明：本技术 一种电气故障排查的移动系统 (Mobile system for electrical troubleshooting ) 是由 王春 李君� 杨洪洪 于 2020-06-11 设计创作，主要内容包括：本发明涉及一种电气故障排查的移动系统,包括电气故障排查平台及移动终端,移动终端通过下载电气故障排查APP与电气故障平台通信连接；故障排查APP与电气故障排查平台通信连接,以调取存储于电气故障排查平台的电气故障排查模型；电气故障排查模型由设定范围内的每个动力设备的电气故障排查子模型组成；电气故障排查子模型是根据每个动力设备所对应的电气元件建立的。当确定某设备发生故障后,直接调用该故障排查模型,并依据故障排查模型的指引,即使没有经验的维修电工也能够快速查找到发生故障的电气元件并排除故障,保证生产车间的正常生产。(The invention relates to a mobile system for electrical fault troubleshooting, which comprises an electrical fault troubleshooting platform and a mobile terminal, wherein the mobile terminal is in communication connection with the electrical fault troubleshooting platform by downloading an electrical fault troubleshooting APP; the troubleshooting APP is in communication connection with the electrical troubleshooting platform so as to call an electrical troubleshooting model stored in the electrical troubleshooting platform; the electrical fault troubleshooting model consists of electrical fault troubleshooting submodels of each power device in a set range; the electrical troubleshooting submodel is established according to the corresponding electrical element of each power device. When a certain device is determined to be in fault, the troubleshooting model is directly called, and even an inexperienced maintenance electrician can quickly find the electric element with the fault and remove the fault according to the guidance of the troubleshooting model, so that the normal production of a production workshop is ensured.)

1. A mobile system for electrical troubleshooting is characterized by comprising an electrical troubleshooting platform and a mobile terminal, wherein the mobile terminal is in communication connection with the electrical troubleshooting platform by downloading an electrical troubleshooting APP;

the troubleshooting APP is in communication connection with the electrical troubleshooting platform so as to call an electrical troubleshooting model stored in the electrical troubleshooting platform;

the electrical fault troubleshooting model consists of electrical fault troubleshooting submodels of each power device in a set range;

the electrical troubleshooting submodel is established according to the electrical element corresponding to each power device;

the method for establishing the electrical troubleshooting submodel comprises the following steps of:

s1, determining all N electric elements related to the equipment, wherein N is a natural number;

s2, counting the frequency of the equipment failure in a set time range, the electrical element causing the equipment failure and the frequency of the electrical element failure; m electrical elements corresponding to the failure times exceeding a set value are taken as key electrical elements, wherein M is a natural number and M is less than or equal to N;

s3, dividing the N electrical elements into Kn levels by adopting a tree diagram according to the correlation among the electrical elements, wherein N is a natural number of 1, 2, 3 and …;

and S4, combining the steps S2 and S3, determining the checking sequence of the K1-level electric elements, and after the K1-level electric elements are checked, checking the K2-level electric elements until the Kn-level checking is completed.

2. The mobile system of electrical troubleshooting according to claim 1 wherein the method of determining the troubleshooting sequence of the K1 class electrical components comprises the steps of:

s11, when n is 1, comparing the electrical component corresponding to the K1 level with the key electrical component, and if the electrical component overlaps with the key electrical component, listing the overlapped electrical component as a priority checking order in the electrical component checked at the K1 level; if no overlapped electric element is present, go to step S12;

s12, when n is 2, comparing the electrical element corresponding to the K2 level with the key electrical element, and if the electrical elements overlap, setting the K1 level electrical elements corresponding to the overlapped electrical elements as a priority order; if no overlapped electric element is present, go to step S13;

s13, when n is 3, comparing the electrical element corresponding to the K3 level with the key electrical element, and if the electrical elements overlap, setting the K1 level electrical elements corresponding to the overlapped electrical elements as a priority order; if no overlapped electric element is present, go to step S14;

and step S14, when n is 4, 5 … n, the checking sequence of the K1-grade electric elements is determined.

3. The mobile system for electrical troubleshooting according to claim 2, wherein in the step S11, if the number of the overlapped electrical components is greater than 1, the electrical components are sequentially ranked from high to low according to the number of failures occurring in the important electrical components.

4. The mobile system for electrical troubleshooting as claimed in claim 2, wherein in the steps S12 to S14, if the number of the overlapped electrical components is greater than 1, the electrical components are sequentially ranked according to the failure times and from high to low of all the key electrical components corresponding to each of the K1-level electrical components.

5. A mobile system of electrical troubleshooting according to any one of claims 1 to 4 characterized in that a troubleshooting order of K2 to Kn class electrical elements is made in accordance with a troubleshooting order of K1 class electrical elements.

6. The mobile system for electrical troubleshooting as defined in claim 2 wherein in step 3), a tree graph hierarchy is performed in combination with the characteristics of the troubleshooting.

7. The mobile system for electrical troubleshooting according to claim 2, further comprising a checking step of selecting one or more devices, performing troubleshooting in accordance with a method of establishing a troubleshooting model, comparing the troubleshooting model with a conventional troubleshooting model, and determining that the electrical troubleshooting model is established if a time taken for performing troubleshooting in accordance with the troubleshooting model is shorter than a time taken for performing the conventional troubleshooting method.

8. The mobile system of electrical troubleshooting as defined in claim 1, wherein a code is provided on each power device, and the code is scanned by the electrical troubleshooting APP to automatically call out an electrical troubleshooting submodel corresponding to the power device from the electrical troubleshooting platform to instruct a maintenance person to troubleshoot the electrical fault.

9. The mobile system of electrical troubleshooting according to claim 1 wherein said code is a two-dimensional code or a bar code.

10. The mobile system of electrical troubleshooting according to claim 1 characterized in that said mobile terminal includes but is not limited to a cell phone, a tablet computer or a notebook computer.

Technical Field

The invention belongs to the technical field of electrical maintenance, and particularly relates to a telegraph fault troubleshooting mobile system.

Background

In the tobacco industry or other production industries, a power plant is a heart plant of a whole plant, and once various devices of the power plant break down, the production of the whole plant is seriously influenced. Therefore, the power plant should firstly make routine maintenance to ensure that the power equipment does not have faults, and secondly can solve the faults in the shortest time when the power equipment has faults so as to ensure the normal production of the production plant.

Many production line devices are now capable of on-line monitoring, and when a failure occurs in one of a large number of the production line devices, the failed device can be quickly identified, but the electrical components associated with the failed device can be tens or hundreds. When equipment failure occurs, the problem that the failure is solved in the shortest time is solved, the key is that the failure caused by which electric original can be found in the shortest time, then maintenance is carried out, and the failure caused by which electric original is found in dozens of hundreds of electric original, in the prior art, the searching time can be shortened only with the help of drawings, but the searching of the drawings is time-consuming, and under the condition, the technical level of an electric maintainer can influence the length of the required searching time.

In order to determine the time consumed for finding out a faulty electrical element, the applicant performs the following experiment, the air conditioner in the production workshop is manually set with three faults, the fault removing time is limited to 45 minutes, 21 maintenance electricians in the power plant participate, only 15 people finish the fault removing within 45 minutes, the fault removing time is high-tech personnel, and the average time consumed for finding out the electrical fault in the 15 completed people is about 30 minutes, which accounts for 70% of the whole fault removing time. Therefore, how to quickly find out the failed electrical component is a key for determining the time for solving the failure, but no technology is available for researching the failure.

Disclosure of Invention

The invention aims to provide a mobile system for electrical troubleshooting, which solves the problem that specific faulty electrical elements cannot be found quickly when equipment in the prior art is in fault by utilizing an electrical troubleshooting model.

The invention is realized by the following technical scheme:

a mobile system for electrical fault troubleshooting comprises an electrical fault troubleshooting platform and a mobile terminal, wherein the mobile terminal is in communication connection with the electrical fault troubleshooting platform by downloading an electrical fault troubleshooting APP;

the troubleshooting APP is in communication connection with the electrical troubleshooting platform and used for calling an electrical troubleshooting model stored in the electrical troubleshooting platform;

the electrical troubleshooting model comprises an electrical troubleshooting submodel of each power device in a set range;

the method for establishing the electrical troubleshooting submodel comprises the following steps of:

s1, determining all N electric elements related to the equipment, wherein N is a natural number;

s2, counting the frequency of the equipment failure in a set time range, the electrical element causing the equipment failure and the frequency of the electrical element failure; m electrical elements corresponding to the failure times exceeding a set value are taken as key electrical elements, wherein M is a natural number and M is less than or equal to N;

s3, dividing the N electrical elements into Kn levels by adopting a tree diagram according to the correlation among the electrical elements, wherein N is a natural number of 1, 2, 3 and …;

and S4, combining the steps S2 and S3, determining the checking sequence of the K1-level electric elements, and after the K1-level electric elements are checked, checking the K2-level electric elements until the Kn-level checking is completed.

Preferably, the method for determining the checking sequence of the K1-grade electric elements comprises the following steps:

s11, when n is 1, comparing the electrical component corresponding to the K1 level with the key electrical component, and if the electrical component overlaps with the key electrical component, listing the overlapped electrical component as a priority checking order in the electrical component checked at the K1 level; if no overlapped electric element is present, go to step S12;

s12, when n is 2, comparing the electrical element corresponding to the K2 level with the key electrical element, and if the electrical elements overlap, setting the K1 level electrical elements corresponding to the overlapped electrical elements as a priority order; if no overlapped electric element is present, go to step S13;

s13, when n is 3, comparing the electrical element corresponding to the K3 level with the key electrical element, and if the electrical elements overlap, setting the K1 level electrical elements corresponding to the overlapped electrical elements as a priority order; if no overlapped electric element is present, go to step S14;

and step S14, when n is 4, 5 … n, the checking sequence of the K1-grade electric elements is determined.

Preferably, in step S11, if the number of electrical components overlapped is greater than 1, the electrical components are ranked in order from high to low according to the number of failures occurring in the important electrical components.

Preferably, in steps S12 to S14, if the number of overlapped electrical elements is greater than 1, the electrical elements are sequentially ranked according to the number of failures of all the important electrical elements corresponding to each of the K1-level electrical elements and from high to low.

Preferably, the order of the K2 to Kn-class electric elements is performed according to the order of the K1-class electric elements of any one of the above.

Preferably, in step 3), the characteristics of troubleshooting are combined to perform dendrogram grading.

Preferably, the method further comprises a checking step of selecting one or more devices optionally, carrying out fault checking according to the established method for checking the model, comparing the fault checking with the conventional fault checking, and determining that the electrical fault checking model is established if the time for carrying out fault checking according to the method for checking the model is shorter than the time for carrying out fault checking according to the conventional method for checking the fault.

Preferably, be provided with the code on every power equipment, scan through electric troubleshooting APP the code is automatic calls out the electric troubleshooting submodel that corresponds with this power equipment from electric troubleshooting platform to instruct maintenance personal to carry out the investigation of electric fault.

Preferably, the code is a two-dimensional code or a bar code.

Preferably, the mobile terminal includes, but is not limited to, a mobile phone, a tablet computer or a notebook computer.

The invention has the beneficial effects that:

according to the technical scheme, the electric fault troubleshooting platform and the mobile terminal are used, the mobile terminal is in communication connection with the electric fault troubleshooting platform through downloading the electric fault troubleshooting APP, when a certain device is determined to be in fault, the fault troubleshooting model is directly called, even an inexperienced maintenance electrician can quickly find out the electric element with the fault and remove the fault according to the guidance of the fault troubleshooting model, and the normal production of a production workshop is guaranteed.

Detailed Description

The technical solutions of the present invention are described in detail below by examples, and the following examples are only exemplary and can be used only for explaining and explaining the technical solutions of the present invention, but not construed as limiting the technical solutions of the present invention.

The application provides a mobile system for electrical fault troubleshooting, which comprises an electrical fault troubleshooting platform and a mobile terminal, wherein the mobile terminal is in communication connection with the electrical fault troubleshooting platform by downloading an electrical fault troubleshooting APP; in the application, the electrical troubleshooting platform can also be a cloud database, and the mobile terminal includes but is not limited to a mobile phone, a tablet computer or a notebook computer.

Troubleshooting APP and electric troubleshooting platform communication connection to the electric troubleshooting model that electric troubleshooting platform stored is called.

The electrical troubleshooting model comprises an electrical troubleshooting submodel of each power device in a set range.

In the present application, each electrical troubleshooting submodel stored in the electrical troubleshooting platform is established in the following manner, specifically including the following steps:

s1, determining all N electric elements related to the equipment, wherein N is a natural number; the number of the electrical elements corresponding to each piece of equipment may be different, and in the present application, the number mainly refers to an electrical element that can affect a normal workpiece of the equipment and affect a production line or equipment associated with the production line, and for some electrical elements, when a fault occurs, an auxiliary electrical element that does not directly cause the operation of the equipment may be determined whether to be listed in an electrical element set that needs to be determined according to needs.

S2, counting within a set time range, in the technical solution of the present application, it is necessary to determine corresponding set time according to different device characteristics, for example, the frequency of failures of some devices is low, and a failure may cause a device that seriously affects production, and the set time may be in units of years, such as 1 year, 2 years, 3 years, and the like; if the frequency of occurrence of the device is high, the setting time can be shortened, for example, 1 month, 2 months, 3 months, 6 months, 12 months, etc., the number of times of occurrence of the failure of the device, the electrical component causing the failure of the device, and the number of times of failure of the electrical component; m electrical elements corresponding to the failure times larger than or equal to a set value are taken as key electrical elements, wherein M is a natural number and M is less than or equal to N.

Taking a specific example, taking the statistical time of the P device as an example of a year, it is necessary to count that within 12 months, the device has 8 electrical faults, and the 8 electrical faults are caused by 4 electrical elements having faults, i.e., M is 4, and are separately set here, where the 4 electrical elements are A, B, C, D, where a electrical element has 4 faults, B electrical element has 2 faults, C electrical element has 1 fault, and D electrical element has 1 fault, and in this embodiment, the set value of the faults is 2 times, and here, the a electrical element and the B electrical element are listed as key electrical elements.

S3, dividing the N electrical elements into Kn levels by adopting a tree diagram according to the correlation among the electrical elements, wherein N is a natural number of 1, 2, 3 and …; the tree diagram is prior art, and takes the device as a trunk, and lists two or more electrical elements related to the device with the closest levels as K1, then lists one or more K2 levels under the K1 level, and lists one or more K3 levels under the K2 level in turn, and so on, lists Kn levels. In the technical scheme of the application, the dendrograms are divided according to the correlation among the electric elements and the characteristic of fault detection. The correlation between the electrical elements means that a certain electrical element is directly related to one or more electrical elements, for example, a plurality of electrical elements are included in a certain electrical module, and the correlation exists between the electrical elements in the electrical module. The characteristic of troubleshooting refers to that when the electrical elements corresponding to a certain troubleshooting sequence are checked to see whether the power circuit is faulty or not, for example, the electrical elements related to the power circuit have a correlation.

By way of example, continuing to take the P device as an example, the electrical components of the P device are determined to be 60, that is, N is 60, and the device mainly includes a power circuit module, a control circuit module and an operating circuit module through correlation analysis and combining with the characteristics of troubleshooting, where the power circuit module includes 10 electrical components, the control circuit includes 20 electrical components, and the operating circuit module includes 30 electrical components. The electric element E1 related to the power supply circuit is divided into a K1-class electric element, an F1-class electric element of the control circuit module is a K1-class electric element, and a G1-class electric element of the operating circuit module is a K1-class electric element.

Through the division of a tree diagram, the power supply circuit comprises 2K 2-level electric elements, namely E21 and E22; the E21 comprises 3 electrical elements, namely K3-class electrical elements, namely E311, E312 and E313; the E22 includes 4K 3 class electrical elements, E321, E322, E323, E324.

The control circuit module comprises 3K 2-grade electric elements which are respectively F21, F22 and F23, wherein F21 comprises 3K 3-grade electric elements which are respectively F311, F312 and F313; the F22 comprises 4K 3-class electric elements, namely F321, F322, F323 and F324; f23 includes 2K 3-class electrical elements, F331, F332, respectively; f311 includes 2K 4-class electrical elements, F411 and F412, respectively; the F322 comprises 3K 4-grade electric elements, namely F421, F422 and F423; f331 includes 1K 4 class electrical element F431; f332 includes 1K 4 stage electrical element F432.

The operation circuit module comprises 4K 2-grade electric elements which are respectively G21, G22, G23 and G24; wherein G21 includes 5K 3-class electrical elements, G311, G312, G313, G314, G315 respectively; g22 includes 3K 3-class electrical elements, G321, G322, G323; g23 includes 2K 3 class electrical elements, G331 and G332, respectively; g24 includes 2K 3 class electrical elements, G341 and G342, respectively; g313 includes 2K 4-class electrical elements, G411 and G412 respectively; g315 includes 3K 4-class electrical elements, G413, G414, and G415, respectively; g322 includes 2K 4-class electrical elements, G421 and G422, respectively; g331 comprises 3K 4-grade electrical elements G431, G432 and G433 respectively; g341 includes 3K 4 stage electrical elements, G441, G442, G443, respectively.

And S4, combining the steps S2 and S3, determining the checking sequence of the K1-level electric elements, and after the K1-level electric elements are checked, checking the K2-level electric elements until the Kn-level checking is completed.

A method of determining a rank order for K1 electrical components, comprising the steps of:

s11, when n is 1, comparing the electrical component corresponding to the K1 level with the key electrical component, that is, comparing the electrical components corresponding to E1, F1 and G1 with the a electrical component and the B electrical component, if the electrical components overlap each other, for example, the E1 and the a electrical component are the same electrical component, the E1 electrical component is ranked as the priority ranking order in the electrical component ranked at the K1 level; then F1 and G1 are checked, and K2 level check is carried out after the checks are finished.

For the problem of who has priority to be checked between the F1 electric element and the G1 electric element, it is necessary to confirm by comparing the K2-Kn-class electric elements, and when n is 2, the 7 electric elements corresponding to the K2 class of the F1 electric element and the G1 electric element are compared with the B electric element, in this embodiment, the 7 electric elements of F21, F22, F23, G21, G22, G23, and G24 are compared with the B electric element, and if the F22 and the B electric element are the same electric element, the F1 corresponding to the K1 class, which is the previous class corresponding to the F22, is checked preferentially over the G1. If the seven electrical components in the K2 class are not identical to the B electrical components, a K3 class alignment is performed in the same manner as the K2 class alignment until the checking order of F1 and G1 is determined.

In this embodiment, the B electric elements are classified not in the classification of F1 or in the classification of G1 but in the classification of E1, and in this case, the order of examination of F1 and G1 is prioritized such that the number of lower-stage electric elements of F1 is smaller than the number of lower-stage electric elements of G1, and the order of examination of the K1 is E1, F1, and G1 in this embodiment. The subsequent K2 stages and up to Kn stages are determined in the above-described manner.

If no overlapped electric element appears at the K1 level, the step S12 is carried out;

s12, when n is 2, comparing the electric element corresponding to the K2 level with the a electric element and the B electric element, and if the electric elements are overlapped, prioritizing the K1 level electric elements corresponding to the overlapped electric elements;

if the order of the investigation of one K1-class electric element is determined, the orders of the investigation of the remaining two K1-class electric elements are the same according to the order of the investigation of step S11.

If no overlapped electric element is present, go to step S13;

s13, when n is 3, comparing the electrical element corresponding to the K3 level with the key electrical element, and if the electrical elements overlap, setting the K1 level electrical elements corresponding to the overlapped electrical elements as a priority order; if no overlapped electric element is present, go to step S14;

and step S14, when n is 4, 5 … n, the checking sequence of the K1-grade electric elements is determined.

In step S11, if the number of electrical components overlapped is greater than 1, the electrical components are sorted in order from high to low according to the number of failures occurring in the important electrical components.

In steps S12 to S14, if the number of electrical elements overlapped is greater than 1, the electrical elements are sequentially ranked according to the failure frequency and the number of times from high to low of all the key electrical elements corresponding to each of the K1-level electrical elements.

The order of the K2 to Kn-class electric elements is performed according to the order of the K1-class electric elements of any one of the above.

And 3) in step 3), simultaneously, carrying out dendrogram classification by combining the characteristic of troubleshooting.

In the technical scheme of the application, the method for determining the checking sequence from the K2-level electric element to the Kn-level electric element is the same as the method for determining the checking sequence from the K1-level electric element.

And the method also comprises a checking step of selecting one or more devices, carrying out fault checking according to the established method of the checking model, comparing the fault checking with the conventional fault checking, and determining that the electrical fault checking sub-model is established if the time for carrying out fault checking according to the method of the checking model is shorter than the time for carrying out fault checking according to the conventional fault checking method.

And collecting the plurality of electrical troubleshooting submodels into an electrical troubleshooting model, and storing the electrical troubleshooting model in a cloud database or a platform. In the technical scheme of this application, can carry out the investigation of electrical fault through the manual logging in electrical fault investigation APP of maintainer, can also start electrical fault investigation through setting up the code on power equipment, for example two-dimensional code or bar code etc..

The specific mode of electrical troubleshooting is as follows:

1) after the electric fault troubleshooting APP is started, firstly calling an electric fault troubleshooting sub-model and indicating that K1-level electric elements are debugged according to the sequence set by the electric fault troubleshooting model; in the present embodiment, three K1-class electrical elements, E1, F1 and G1, are included, and are described in detail in the electrical troubleshooting model building section, which is not described in detail herein.

If the electrical element fault is checked, maintaining is carried out, and the power equipment runs normally, the electrical fault is checked, and a check result is fed back through an electrical fault check APP; and a selection button is arranged on the electrical troubleshooting APP and used for confirming the indication information.

If the electrical element fault is not checked, performing step 2);

2) the electric fault troubleshooting APP indicates that the K2-level electric elements are checked according to the sequence set by the electric fault troubleshooting model; if the electric element fault is checked, the maintenance is carried out, and the power equipment runs normally, the electric fault checking is finished, and the checking result is fed back through the electric fault checking APP.

If the electrical element fault is not checked, performing step 3);

3) the electrical fault troubleshooting APP indicates that electrical elements from K3 to Kn levels are checked according to the sequence set by the electrical fault troubleshooting model; if the electric element fault is checked, the maintenance is carried out, and the power equipment runs normally, the electric fault checking is finished, and the checking result is fed back through the electric fault checking APP.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.