WO2021040237A1

WO2021040237A1 - Method for predictive maintenance servicing of large number of devices through cloud server

Info

Publication number: WO2021040237A1
Application number: PCT/KR2020/009658
Authority: WO
Inventors: 이영규
Original assignee: 주식회사 아이티공간
Priority date: 2019-08-28
Filing date: 2020-07-22
Publication date: 2021-03-04
Also published as: KR20210026001A

Abstract

The present invention relates to a method for the predictive maintenance servicing of a large number of devices through a cloud server, the method being characterized by including: a purchase step (S10) in which a purchaser makes an online or offline purchase of measurement equipment managed by an operating company which operates and manages a management site; a sign-up step (S20) in which the purchaser who has purchased the measurement equipment accesses and signs up to the management site, and acquires an account unique to the purchaser; a registration step (S30) in which the purchaser accesses and logs into the management site, and registers the purchased measurement equipment by entering a serial number unique thereto; and an installation step (S40) for installing the measurement equipment in a device to be predictively maintained, wherein the measurement equipment measures operation information about the device in real time and collects the measurement information; a management step (S50) in which the management site receives the measurement information collected and transmitted from the measurement equipment installed in the device, and stores and manages the measurement information in a cloud server; and a detection and output step (S60) in which the management site determines the state of the device in real time on the basis of the measurement information collected and transmitted from the measurement equipment, and provides the purchaser with real time state information about the device in which the measurement equipment is installed.

Description

Massive device predictive maintenance service method through cloud server

The present invention relates to a method for predictive maintenance of a large number of devices through a cloud server, and more particularly, a real-time condition of a device based on measurement information of a measuring device in an operator managing a measuring device capable of collecting operation information of the device. A management site that can be detected is built, and the built management site is connected online with the measuring device purchased by the purchaser through the Internet network, and detects the real-time condition of the device based on the measurement information of the device transmitted from the measuring device. By implementing a service method that provides output of detection information to buyers who access the management site through the Internet network, small-scale facilities such as small and medium-sized enterprises, etc., can easily receive the predictive maintenance service of the device only by purchasing a measuring device. It relates to a method of predictive maintenance service for a large number of devices through a cloud server that can secure market scalability of

In general, stable operation of various devices used for the automation process of facilities is very important.

For example, dozens or hundreds of devices are installed in the facility of a large-scale production plant, and they operate in conjunction with each other to continuously produce products.If any one of the devices fails, the operation of the facility is completely stopped. Things can happen.

In this case, due to the occurrence of downtime due to a device failure, not only the repair cost of the device, but also the operation cost and business effect wasted during the shutdown of the facility will inevitably cause a huge loss.

According to the latest data from the Ministry of Employment and Labor and the Korea Industrial Safety Management Corporation, a total of 100,000 casualties are caught annually due to occupational safety accidents, and 18 trillion won is incurred annually when converted into costs.

It is urgent to introduce a predictive maintenance system as a way to avoid such unexpected downtime costs.

Accordingly, the applicant of the present invention collects information on the operating state of the device in real time, and alerts when an abnormal symptom of the device is suspected based on the collected information to induce inspection, management, and replacement of the device to be performed. Various predictive maintenance methods have been developed and suggested to prevent enormous financial damage due to failure.

However, the system capable of realizing the predictive maintenance method as described above has a problem that it is difficult to implement the system in reality in small-scale facility factories such as small and medium-sized enterprises, because it is somewhat burdensome in terms of money to be built and operated by small and medium-sized enterprises with low capital.

The present invention has been proposed in order to solve the above-described problems, and its purpose is to detect the real-time condition of the device based on the measurement information of the measuring device in the operating company that manages the measuring device capable of collecting the operation information of the device. A management site that can be used is established, and the established management site is connected online with the measuring device purchased by the purchaser through the Internet network and detects the real-time condition of the device based on the measurement information of the device transmitted from the measuring device, and the detection information Implements a service method that provides output to buyers who connect to the management site through the Internet network, so that small-scale facility factories such as small and medium-sized enterprises can easily receive the predictive maintenance service of equipment only by purchasing a measuring instrument. It is to provide a method of predictive maintenance service for a large number of devices through a cloud server that can secure scalability.

In addition, operators that manage measuring instruments and management sites can easily and conveniently provide services to customers who want a predictive maintenance system, providing a method of predictive maintenance services for a large number of devices through a cloud server that can efficiently secure a user base. Is in.

In order to achieve the above object, the method for predictive maintenance of a large amount of devices through a cloud server according to the present invention is a purchase step in which a purchaser purchases a meter managed by an operator that operates and manages a management site through on/offline (S10). ); And, the purchaser who has purchased the measuring device accesses the management site through the Internet network, inputs registration information, and registers as a member to obtain a buyer's own account (S20); And, the purchaser accesses the management site Registration step (S30) of registering the measuring instrument by logging in to his/her account and recording the serial number of the purchased measuring instrument; And, in order to predict and preserve the measuring instrument that measures the operating information of the instrument in real time and collects the measurement information An installation step (S40) of installing on the device; And, the management site receives the measurement information collected and transmitted from the measuring device installed in the device through the Internet network and stores and manages it in a cloud server (S50); And, the management site is the measuring device. The status of the device is determined in real time based on the measurement information collected and transmitted from the device, and when the purchaser accesses the management site and logs in with his or her account and requests information on the registered meter, the real-time status information of the device where the meter is installed. It characterized in that consisting of; detection output step (S60) to provide a.

In addition, in the management step (S50), a unique IP address for accessing the management site through the Internet network is input to the measuring device, and the measuring device repeatedly attempts to access the management site through the Internet network (S51). And, when the meter is connected to the Internet and the meter is connected to the management site through the Internet network, the meter transmits the measurement information on the collected device to the management site (S52), and the management receiving the measurement information from the meter The site is characterized in that it consists of a storage process (S53) of opening a unique space matching the unique serial number of the measuring device in the cloud server and storing measurement information in the space.

In addition, the detection output step (S60) is a first collection process (S61) in which the device in which the measuring device is installed measures operation information of the device in a normal state, and the measurement information is collected and stored as steady state base information in the management site. And, a second collection process (S62) in which operation information of the device is measured in a state in which the device on which the measuring device is installed is before a failure, and the measurement information is collected and stored as failure state base information on a management site, and the management step (S50). ), the measurement information collected and transmitted from the measuring device in real time in the transmission process (S52) of the management site is compared with the normal and fault condition base information collected in the first and second collection processes in the determination unit of the management site. ), but the status information of the detected real-time device is stored in a unique space of the cloud server opened to match the unique serial number of the measuring device (S63), and the purchaser accesses the management site and When you log in to your account and request information on a registered meter, the device's condition information stored in the unique space of the cloud server opened to match the unique serial number of the meter is provided, so that the buyer clearly recognizes the status information of the device in real time. It characterized in that it consists of an output process (S64) to induce to do.

In addition, the subscription information input by the purchaser in the sign-up step (S20) includes information on the mobile phone of the purchaser and is input,

In the determination process (S63) of the detection output step (S60), if the real-time condition of the device is detected as an alarm condition requiring inspection or management of the device, the management site alerts the purchaser of the measuring device by text or phone call to facilitate the device. It is characterized by inducing a preliminary maintenance.

As described above, according to the method for predictive maintenance of a large amount of devices through a cloud server according to the present invention, an operator that manages a measuring device capable of collecting operation information of the device determines the real-time condition of the device based on the measurement information of the measuring device. A management site that can be detected is built, and the built management site is connected online with the measuring device purchased by the purchaser through the Internet network, and detects the real-time condition of the device based on the measurement information of the device transmitted from the measuring device. By implementing a service method that provides output of detection information to buyers who access the management site through the Internet network, small-scale facilities such as small and medium-sized enterprises, etc., can easily receive the predictive maintenance service of the device only by purchasing a measuring device. It has the effect of securing market scalability.

In addition, the operating company that manages the measuring instrument and the management site can easily and conveniently provide services to customers who want a predictive maintenance system, thereby effectively securing a customer base.

1 is a block diagram of a method for predictive maintenance of a large number of devices through a cloud server according to an embodiment of the present invention

FIG. 2 is a conceptual diagram of a method for predictive maintenance of a large number of devices through the cloud server shown in FIG. 1

3 to 7 are diagrams for explaining a large amount of device predictive maintenance service method through the cloud server shown in FIG. 1

A method for a large amount of device predictive maintenance service through a cloud server according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings. Detailed descriptions of known functions and configurations that are determined to unnecessarily obscure the subject matter of the present invention will be omitted.

1 to 7 are diagrams illustrating a large amount of device predictive maintenance service method through a cloud server according to an embodiment of the present invention, and FIG. 1 is a large amount of device predictive maintenance service method through a cloud server according to an embodiment of the present invention. 2 is a conceptual diagram of a large amount of device predictive maintenance service method through a cloud server shown in FIG. 1, and FIGS. 3 to 7 are a block diagram of a large amount of device predictive maintenance service method through the cloud server illustrated in FIG. 1. Each of the drawings for explanation is shown.

As shown in the drawing, a large amount of device predictive maintenance service method 100 through a cloud server according to an embodiment of the present invention includes a purchase step (S10), a subscription step (S20), and a registration step (S30). , An installation step (S40), a management step (S50), and a detection output step (S60).

As shown in FIG. 1, the purchasing step (S10) is a step in which a purchaser purchases a measuring instrument 1 managed by an operating company that operates and manages the management site 10 through on/offline.

That is, the purchaser selects and purchases a suitable measuring device (1) to be used for the equipment of the factory operated by himself/herself through on/offline, and at this time, the unique serial number of the measuring instrument (1) that can specify the measuring instrument (1) is Provided to the buyer.

Here, the measuring device 1 is a device that measures and collects operation information of a device, and may be manufactured in various types of devices according to the type of the device and the type of measurement element to be measured.

For example, the measuring device 1 may be implemented in various ways with each device capable of measuring factors such as a current value consumed in the operation of the device, a vibration generated from the device, and a heat source.

1 and 3, in the sign-up step (S20), the purchaser who purchases the measuring device 1 accesses the management site 10 through an Internet network, enters registration information, and subscribes to the purchaser. This is the step of obtaining an account.

That is, the purchaser who has purchased the measuring device 1 accesses the management site 10 to receive the predictive maintenance service of the device through the management site 10 and obtains a unique account of the purchaser. The subscription information includes information on the purchaser's mobile phone, and when abnormal symptoms of the device are detected through the determination unit 12 of the management site 10, such detection information can be transmitted to the mobile phone. It will be described in detail in the following.

1 and 4, in the registration step (S30), after the purchaser accesses the management site 10 and logs in with his/her account, the unique serial number of the measuring device 1 he purchased is written. This is the step of registering the measuring device 1.

In other words, when a buyer accesses the management site 10 with his or her account and registers the measuring instrument 1, the measuring instrument 1 is affiliated with the buyer's account in the management site 10 to induce easy management of the measuring instrument 1. In addition, the management site 10 permits reception of measurement information transmitted from the registered measuring device 1 to collect and manage the measurement information transmitted from the measuring device 1.

Accordingly, the purchaser can conveniently and quickly check the real-time condition information of the device through his own measuring device 1 by logging into the management site 10 with his account.

As shown in Fig. 1, the installation step (S40) is a step of installing a measuring device 1 that measures the operation information of the device in real time and collects the measured information in the device to be predicted and maintained.

When the measuring device 1 is installed in the device in this way, the measuring device 1 measures and collects the operation information of the device in real time, and transmits the collected measurement information to the management site 10. It will be described in detail in the management step (S50) of.

1 and 2, in the management step (S50), the management site 10 receives the measurement information collected and transmitted from the measuring device 1 installed in the device through the internet network and sent to the cloud server 11 In the step of managing storage,

A unique IP address for accessing the management site through the Internet network is input to the measurement device 1, and the measurement device 1 repeatedly attempts to access the management site 10 through the Internet network (S51). And, when the Internet is connected and the measuring device 1 is connected to the management site 10 through the Internet network, the measuring device 1 transmits measurement information on the collected device to the management site 10 (S52). ), and the management site 10, which received the measurement information from the measuring device 1, opens a unique space matching the unique serial number of the measuring device 1 on the cloud server 11, and measuring information in the space It consists of a storage process (S53) of storing.

That is, as shown in Fig. 5, the measuring instrument 1 is designed by inputting a unique IP address (path) that can be accessed to the management site 10 when initially manufactured, and automatically measured when the measuring instrument 1 is operated. In order to transmit the obtained information to the management site 10, it repeatedly (periodically) attempts to connect to the management site 10 through the Internet, but if the Internet connection is not established, the measuring instrument 1 stores the measurement information. In the meantime, measurement information is transmitted to the management site 10 at the moment when it is connected to the management site 10 through the Internet network.

The information transmitted in this way and stored in the cloud server 11 is used as information for detecting the condition of the device, which will be described in detail in the detection output step S60 below.

1 and 2, in the detection output step (S60), the management site 10 determines the state of the device in real time based on the measurement information collected and transmitted from the measuring device 1, and managed by the purchaser. A step of providing real-time status information of the device in which the measuring instrument 1 is installed, when accessing the site 10 and logging in with his or her account and requesting information on the registered measuring device 1,

A first collection process (S61) in which the device in which the measuring device 1 is installed measures operation information of the device in a normal state, and the measured information is collected and stored as steady state base information in the management site 10, and the measuring device (1) A second collection process (S62) in which operation information of the device to be installed is measured before failure, and the measurement information is collected and stored as failure state base information in the management site 10, and the management step The measurement information collected and transmitted by the measuring device 1 in real time in the transmission process (S52) of (S50) is collected in the first and second collection processes (S61, S62) by the determination unit 12 of the management site 10. The status (condition) of the real-time device is detected in comparison with the normal and faulty state base information, but the detected real-time device status information is in a unique space of the cloud server 11 that is opened to match the unique serial number of the measuring device. When the purchaser accesses the management site 10 and logs in with his or her account and requests information on the registered measuring device 1, the device 1 unique serial number is matched. It is characterized in that it consists of an output process (S64) for inducing the purchaser to clearly recognize the status information of the real-time device by providing condition information of the device stored in the unique space of the cloud server 11 that has been opened.

Here, the normal and fault state base information collected and stored in the first and second collection processes (S61, S62) is information stored and managed in the database of the management site 10, and the measuring instrument 1 is installed and used in various devices. Due to the characteristics that can be achieved, the database of the management site 10 not only stores and manages normal and fault state base information for various devices, but also selects normal and fault state base information corresponding to the device in which the measuring device 1 is installed. Of course, it is extracted and used as a basis for detecting the state of the device.

That is, as shown in Fig. 6, when the measurement information collected by the measuring device 1 is transmitted to the management site 10 through the Internet network, the determination unit 12 provides a normal value corresponding to the device in which the measuring device 1 is installed. And the condition (status) of the real-time device is detected by comparing the failure state base information and the measurement information, and the detected information is stored and managed in the cloud server 11.

As an example, a specific threshold value may be set based on the normal and faulty state base information, and the condition of the device may be detected through a result value such as the value of the measurement information of the measuring device 1 being close to or exceeding the set threshold. Of course, it is not limited to this method to detect the condition of the device.

As described above, the condition information of the device stored in the cloud server 11 is transmitted and provided immediately when the purchaser accesses the management site 10 and requests it, so that the purchaser can quickly and clearly recognize the condition information of the device in real time. .

Accordingly, the purchaser can systematically check/manage the device based on the real-time condition information of the device, thereby inducing efficient operation and management of the device.

Here, the determination unit 12, which determines the condition of the device based on the measurement information transmitted from the measuring device 1, is a program that detects the state of the device by comparing information based on a threshold value as mentioned above. It can be implemented as

Meanwhile, the subscription information input by the purchaser in the sign-up step (S20) includes information on the mobile phone of the purchaser and is input,

In the determination process (S63) of the detection output step (S60), if the real-time condition of the device is detected as an alarm condition requiring inspection or management of the device, the management site alerts the purchaser of the measuring device by text or phone call to facilitate the device. Induce a preliminary maintenance.

That is, the purchaser can log in to the management site through the Internet network and check the condition information of the device installed with the measuring device 1 registered by himself/herself in real time, but cannot access the management site 10 as shown in FIG. 7. At this time, the condition information of the device cannot be checked. In this case, in the case of an emergency in which abnormal symptoms of the device are detected through the determination unit 12 of the management site 10, the management site 10 is the purchaser's mobile phone (2). ) By sending a text/telephone alert to the purchaser to quickly check/repair the device to prevent the enormous loss that may occur due to a total disruption of the facility's operation due to a device malfunction.

In the method 100 for predictive maintenance of a large amount of devices through the cloud server of the present invention comprising the system as described above, the measurement information of the measuring device 1 is provided by an operator that manages the measuring device 1 capable of collecting the operation information of the device. A management site 10 capable of detecting the real-time condition of a device is built on the basis of, and the built management site 10 is connected online with the measuring device 1 purchased by the purchaser through the Internet network, and the measuring device 1 ) To detect the real-time condition of the device based on the measurement information of the device transmitted from ), and the detected information to be printed out to buyers who access the management site 10 through the Internet network. There is an effect of securing market expandability of the predictive maintenance system by making it possible to easily receive the predictive maintenance service of the device only by purchasing the measuring device 1 at the provincial facility factory.

In addition, since the operating company that manages the measuring device 1 and the management site 10 can easily and conveniently provide services to customers who want a predictive maintenance system, there is an effect of efficiently securing a user base.

A large amount of device predictive maintenance service method 100 through a cloud server according to an embodiment of the present invention having the above configuration provides predictive maintenance of devices as follows.

First, as shown in FIG. 3, after purchasing a measuring device 1 that collects operation information of the device, a purchaser connects to the management site 10 that manages the measuring device 1 and registers as a member to register his or her own account. Acquire.

At this time, the purchaser inputs information on his or her mobile phone 2 during the membership registration process. (S10), (S20)

Thereafter, as shown in FIG. 4, after the purchaser logs in to his/her account by accessing the management site 10, registers the measuring instrument 1 by writing the unique serial number of the measuring instrument 1 he purchased. , The measuring device (1) is installed in the device to be used. (S30), (S40)

Then, as shown in Fig. 5, the measuring device 1 measures and collects the operation information of the device, and repeatedly attempts to access the Internet to transmit the measured information to the management site 10, which is managed through the Internet network. When connected to the site 10, measurement information is transmitted, and the transmitted measurement information is stored and managed in the cloud server 11 of the management site 10. (S50)

Then, as shown in FIG. 6, the determination unit 12 of the management site 10 compares the normal and fault state base information of the device and the measurement information measured and transmitted through the measuring device 1 in real time of the device. The condition is determined, and the identification information is transmitted and provided when the purchaser logs in to the management site 10 with his or her account and requests, so that the purchaser can clearly recognize the condition information of the device in real time, thereby ensuring stable inspection/management of the device. Induced. (S60)

If, as shown in FIG. 7, the purchaser does not access the management site 10 and thus cannot check the condition information of the device, and the determination unit 12 detects an abnormal symptom of the device, the purchaser's mobile phone 2 ) To induce quick inspection/management of the device by texting or telephone alarm.

The present invention has been described with reference to the embodiments shown in the accompanying drawings, but these are illustrative and are not limited to the above-described embodiments, and various modifications and equivalent embodiments are possible from those of ordinary skill in the art. You will be able to understand the point. In addition, it goes without saying that modifications can be made by those skilled in the art within a range not impairing the spirit of the present invention. Accordingly, the scope of claiming the rights in the present invention is not defined within the scope of the detailed description, but will be limited by the claims and technical ideas thereof, which will be described later.

The present invention can be applied to various device predictive maintenance methods and devices.

Claims

A purchase step (S10) of purchasing a measuring device 1 managed by an operator that operates and manages the management site 10 by a purchaser through on/offline;

A sign-up step (S20) in which a purchaser who has purchased the measuring device 1 accesses the management site 10 through an Internet network, inputs registration information, and registers as a member to obtain a unique account of the purchaser;

A registration step (S30) of registering the measuring instrument 1 by accessing the management site 10 and logging in with his/her account to log the purchaser's unique serial number;

An installation step (S40) of measuring the operation information of the device in real time and installing a measuring device 1 for collecting the measured information in the device to be predicted and maintained;

The management site 10 includes a management step (S50) of receiving measurement information collected and transmitted from the measuring device 1 installed in the device through an Internet network and storing and managing it in the cloud server 11; And

The management site 10 determines the status of the device in real time based on the measurement information collected and transmitted from the measurement device 1, and the registered measurement device 1 by a purchaser accessing the management site 10 and logging in to his account When requesting information on, a detection output step (S60) of providing real-time status information of the device in which the measuring device is installed; a large amount of device predictive maintenance service method through a cloud server, characterized in that.
The method of claim 1,

The management step (S50),

A unique IP address for accessing the management site through the Internet network is input to the measurement device 1, and the measurement device 1 repeatedly attempts to access the management site 10 through the Internet network (S51). and,

When the Internet is connected and the measuring device 1 is connected to the management site 10 through the Internet network, the measuring device 1 transmits measurement information on the collected device to the management site 10 (S52) and ,

The management site 10 receiving the measurement information from the measuring device 1 opens a unique space matching the unique serial number of the measuring device 1 in the cloud server 11, and stores the measurement information in the space. A large amount of device predictive maintenance service method through a cloud server, characterized in that consisting of a storage process (S53).
The method of claim 2,

The detection output step (S60),

A first collection process (S61) in which the device on which the measuring device 1 is installed measures operation information of the device in a normal state, and the measurement information is collected and stored as steady state base information in the management site 10,

A second collection process (S62) in which operation information of the device in which the measuring device 1 is installed is measured before failure, and the measurement information is collected and stored as failure state base information in the management site 10,

Measurement information collected and transmitted by the measuring device 1 in real time in the transmission process (S52) of the management step (S50) is the first and second collection processes (S61, S62) in the determination unit 12 of the management site 10 It detects the status (condition) of the real-time device in comparison with the normal and faulty state base information collected in, but the detected real-time device status information is a cloud server that is opened to match the unique serial number of the measuring device 1 ( The discrimination process (S63) to be stored in the unique space of 11) and,

When a purchaser accesses the management site 10 and logs in with his or her account and requests information on the registered meter 1, it is stored in the unique space of the cloud server 11 opened to match the unique serial number of the meter. A large amount of device predictive maintenance service method through a cloud server, characterized in that consisting of an output process (S64) in which a purchaser can clearly recognize the status information of the device in real time by providing condition information of the device.
The method of claim 3,

In the sign-up step (S20), the sign-up information entered by the purchaser includes information on the mobile phone of the purchaser and is input,

In the determination process (S63) of the detection output step (S60), when the real-time condition of the device is detected as an alarm condition requiring inspection or management of the device, the measurement device (1) is transferred from the management site (10) to the purchaser's mobile phone (2). Massive device predictive maintenance service method through a cloud server, characterized in that to induce easy preliminary maintenance of the device by alarming by text or phone.