WO2019181992A1 - Water treatment equipment maintenance support device and maintenance support system - Google Patents

Abstract

This water treatment equipment maintenance support device comprises: a storage unit that stores task procedure data together with a task level for each task, said task procedure data explaining procedures for a plurality of tasks that address problems in water treatment equipment; a determination unit that determines whether there is a problem in the water treatment equipment on the basis of a signal from the water treatment equipment, and if there is a problem, specifies a task to address the problem, and determines whether the task level of the specified task is at or below a prescribed level; and a transmission unit that, if the task level of the specified task is at or below the prescribed level, withdraws task procedure data for the task from the storage unit and transmits the same to a reproduction device.

Description

Maintenance support device and maintenance support system for water treatment facilities

The present invention relates to a maintenance support device and a maintenance support system for water treatment facilities.

In manufacturing factories for semiconductors, a large amount of treated water (pure water) from which impurities such as salt have been removed is used to clean products. With the temporary expansion of product production, a larger amount of treated water may be required. In order to solve this problem economically, by renting out water treatment facilities temporarily and managing the inventory of multiple types of units that make up the water treatment facilities, water treatment facilities and There has been proposed a water treatment facility providing system that provides a replacement of a plurality of types of units constituting the treatment facility (see, for example, Patent Document 1).

Conventionally, when trouble occurs in the water treatment equipment installed at the customer's factory, workers who are familiar with the water treatment equipment have been dispatched to the site to check the equipment and take necessary measures. However, depending on the location of the water treatment facility and the time of occurrence of the trouble, it may take time to arrange workers and it may take time to restore the water treatment facility.

Japanese Patent No. 5035493

The present invention has an object to provide a maintenance support device and a maintenance support system for a water treatment facility that presents a work procedure according to a trouble that has occurred to a worker at the installation location of the water treatment facility.

A water treatment facility maintenance support apparatus according to the present invention includes a storage unit that stores work procedure data for explaining a plurality of work procedures for coping with troubles in a water treatment facility, together with a work level of each work, and a signal from the water treatment facility. Determining whether or not there is a trouble in the water treatment facility based on the above, and if there is a trouble, a work to deal with the trouble is identified, and a determination unit that determines whether or not the work level of the identified work is a predetermined level or less A transmission unit that extracts work procedure data of the work from the storage unit and transmits the work procedure data to the playback device when the work level of the identified work is equal to or lower than a predetermined level.

In one aspect of the present invention, the determination unit determines to dispatch a worker when the work level of the identified work is higher than a predetermined level.

In one aspect of the present invention, the signal from the water treatment facility is operation data or an alarm.

In one aspect of the present invention, the determination unit estimates a trouble that may occur in the water treatment facility based on operation data from the water treatment facility, identifies a work to deal with the trouble, It is determined whether the work level is below a predetermined level.

A water treatment facility maintenance support system according to the present invention includes the maintenance support device of the present invention and a reproduction device that receives work procedure data from the maintenance support device and reproduces the work procedure data.

In one aspect of the present invention, the playback device is a smart glass.

According to the present invention, it is possible to present the work procedure according to the trouble that has occurred to the worker at the installation site of the water treatment facility.

1 is a schematic diagram of a maintenance support system according to an embodiment of the present invention. It is a block block diagram of the maintenance assistance apparatus which concerns on the same embodiment. It is a figure which shows the example of the data structure of driving condition DB. It is a figure which shows the example of the data structure of alarm DB. It is a functional block diagram of the maintenance support device concerning the embodiment. It is a block diagram which shows the hardware constitutions of the reproducing | regenerating apparatus which concerns on the same embodiment. It is a functional block diagram of a reproducing | regenerating apparatus. It is a flowchart explaining the maintenance assistance method which concerns on the same embodiment. (A) and (b) are figures which show the operation panel of water treatment equipment.

Hereinafter, embodiments will be described with reference to the drawings.

As shown in FIG. 1, the maintenance support device 1 in the monitoring center collects the operation data from the water treatment facility installed in the customer factory F in real time or periodically. The maintenance support device 1 receives an alarm signal when any abnormality or the like occurs in the water treatment facility. The maintenance support device 1 determines whether or not a trouble has occurred in the water treatment facility based on the operation data and the alarm signal. If a trouble has occurred, the maintenance support apparatus 1 determines work necessary for solving the trouble.

The maintenance support device 1 determines the level of work necessary for solving the trouble, and when it is a high level work (difficult work), determines that an operator who is familiar with the water treatment facility is dispatched to the factory F.

On the other hand, in the case of low-level work (simple work), the maintenance support device 1 determines that a worker at the work site, for example, an employee of the factory F, performs the work. Note that if a contractor etc. prohibits or restricts the work of field workers, or if a dispatched worker has an arrangement with the person in charge of work, all or part of the work may be defined as high-level work. it can. The maintenance support device 1 transmits moving image data and image data describing the work procedure to the playback device 3. The playback device 3 is, for example, a smart glass having a headset 3A, an earphone 3B, and a controller 3C. A field worker wears a smart glass and works while referring to a reproduced video or the like.

As shown in FIG. 2, the water treatment facility 2 installed in a customer factory F or the like includes a control unit 20, a monitoring unit 21, a communication unit 22, and a plurality of water treatment units 23. The water treatment unit 23 is a device used for water treatment facilities, such as an activated carbon filter, a reverse osmosis membrane module, an electric deionization device, a non-regenerative ion exchanger, a membrane filter, a degassing membrane, a pump, a valve, and the like. It is. Each water treatment unit 23 is assigned a unique ID (identification information).

The monitoring unit 21 uses various sensors (not shown) provided in the water treatment facility 2 to detect the amount of treated water, the quality of the treated water, the level of the chemical tank, and the like, and the operation status of each water treatment unit 23 is detected. Monitor. The control unit 20 associates the operation data of each water treatment unit 23 with the identification information, and notifies the maintenance support apparatus 1 via the network such as the Internet in real time or periodically by the communication unit 22. Moreover, the control part 20 transmits an alarm signal with respect to the maintenance assistance apparatus 1, when a trouble generate | occur | produces in a water treatment unit.

The maintenance support device 1 has a CPU (Central Processing Unit) 10 as a control unit that comprehensively controls the operation of the maintenance support device 1. The CPU 10 is based on an OS (Operating System) program and executes middleware, application programs, and the like. A storage unit 11, a communication unit 12, a display unit 13, an input unit 14, and the like are connected to the CPU 10 via a bus.

The storage unit 11 includes a ROM (Read Only Memory), a RAM (Random Access Memory), a hard disk device, and the like. Various programs are stored in the ROM, and each function of the maintenance support device 1 is realized by the CPU 10 executing various processes according to these programs. The RAM is used as a work memory for temporarily storing data when the CPU 10 executes processing based on a program.

The hard disk device has an operation status DB (database), an alarm DB, a work procedure DB, and the like.

The operation data of each water treatment unit 23 as shown in FIG. 3 is stored in the operation status DB.

In the alarm DB, the contents and time of the alarm notified from the water treatment facility 2 as shown in FIG. 4 are recorded.

The work procedure DB stores work procedure data such as videos and images for explaining work procedures for dealing with various troubles occurring in the water treatment facility 2. Troubles that occur in the water treatment facility 2 include, for example, degradation of the quality of the treated water, a decrease in the amount of treated water, and a decrease in the amount of chemical in the chemical tank. In each work procedure data, the level of the work is registered. The work level includes at least two levels of “low” that can be executed by the field worker and “high” that is executed by the worker dispatched from the maintenance company. Each work procedure data is associated with a warning code included in the alarm and a trouble estimated from the operation data.

The communication unit 12 of the maintenance support device 1 communicates with the communication unit 22 and the regenerator 3 of the water treatment facility 2 via the Internet or the like.

The display unit 13 is a liquid crystal display, for example, and displays various screens. The input unit 14 receives various operations from the administrator, and is a keyboard, a mouse, or the like.

As the CPU 10 executes the maintenance support program stored in the storage unit 11, a work level determination unit 102, a work procedure data selection unit 104, a work procedure data transmission unit 106, and the like are realized as shown in FIG. .

The work level determination unit 102 determines whether there is a trouble in the water treatment facility 2 based on operation data and alarms in the operation status DB. When a trouble has occurred (it can occur soon), the work level determination unit 102 identifies a work to deal with the trouble and determines the work level of this work.

For example, when an alarm signal is received from the water treatment facility 2, it is determined that a trouble has occurred, and work procedure data in which the same code as the alarm code included in the alarm signal is associated is searched from the work procedure DB. To do. Moreover, the trouble which may arise in the water treatment facility 2 is estimated based on operation data, and the operation | work for preventing this trouble beforehand is specified.

When the work level is low, the work procedure data selection unit 104 selects and extracts the work procedure data of this work from the work procedure DB. The work procedure data transmission unit 106 transmits the selected work procedure data to the playback device 3. In order to reflect the contents of prior agreements such as contracts, the contract information DB is held in the hard disk device, and whether there is any agreement on the target work from the contract information DB is reflected in the determination of the work level.

FIG. 6 is a hardware configuration diagram of a smart glass as the playback device 3. The playback device 3 includes a display 31, a camera 32, a sound collection unit 33, an audio output unit 34, a CPU 35, a communication unit 36, a storage unit 37, and the like.

The display 31, the camera 32, and the sound collection unit 33 are provided in the headset 3A. The audio output unit 34 is an earphone 3B. The CPU 35, the communication unit 36, and the storage unit 37 are provided in the controller 3C.

When the CPU 35 executes the reproduction program stored in the storage unit 37, the functions of the work procedure data reception unit 302 and the reproduction unit 304 are realized as shown in FIG.

The work procedure data receiving unit 302 receives the work procedure data from the maintenance support device 1 using the communication unit 36.

The reproduction unit 304 reproduces the received work procedure data. For example, moving image data is displayed on the display 31. In addition, sound is output from the sound output unit 34.

Next, the maintenance support method according to the present embodiment will be described with reference to the flowchart shown in FIG.

The maintenance support device 1 determines whether a trouble has occurred in the water treatment facility 2 based on the operation data or the alarm received from the water treatment facility 2 (step S1). When it is determined that a trouble has occurred (step S1_Yes), the maintenance support device 1 identifies a work to deal with the trouble that has occurred, and determines the work level of this work (step S2).

When the work level is equal to or lower than the predetermined level (step S3_Yes), the maintenance support device 1 determines that the field worker performs the work (step S4), and transmits work procedure data of this work to the reproduction device 3 (step). S5).

The playback device 3 plays back the work procedure data received from the maintenance support device 1 (step S6). For example, the field worker wears the smart glass as the regeneration device 3 and performs the restoration work of the water treatment facility 2 while referring to the work procedure data to be regenerated (step S8).

If the work level is high (step S3_No), the maintenance support device 1 determines that a specialized skilled worker is dispatched from the maintenance company (step S7), and arranges it as appropriate.

As described above, according to the maintenance support device 1 according to the present embodiment, when trouble occurs in the water treatment facility 2 and the level of work for solving the trouble is low, a video or the like explaining the work procedure is reproduced. The data is transmitted to the device 3 so that the customer employee can work. Thereby, work can be performed without waiting for the worker to be dispatched, and the water treatment facility 2 can be restored early.

In the above embodiment, an example of classifying into two types of work level “low” for transmitting work procedure data and work level “high” for dispatching workers has been described. A work level “medium” for performing work while communicating by voice may be further set. The monitoring person confirms the video shot by the camera 32 of the playback device 3 and gives an instruction.

You may use well-known AR technology for reproduction of work procedure. For example, when the water treatment facility 2 is photographed by the camera 32 of the reproduction device 3, the reproduction device 3 compares and compares the feature points of the photographed water treatment facility 2 and the image acquired from the maintenance support device 1. When the two images match each other as a result of the collation, the reproducing device 3 acquires work procedure data from the maintenance support device 1 and reproduces the moving image or the like superimposed on the water treatment facility 2 photographed by the camera 32.

In the above embodiment, an example in which a smart glass is used as the playback device 3 has been described. However, a smartphone or a tablet terminal may be used, augmented reality through these terminals, pseudo holograms, or extended without using these terminals. It is possible in principle to use reality, holograms, and project mapping techniques. Further, the work procedure data may be transmitted to the water treatment facility 2 and the work procedure may be displayed on the display D provided on the operation panel 24 of the water treatment facility 2 as shown in FIG.

As shown in FIG. 9B, the display D may be detachable from the operation panel 24. When the work is performed on the water treatment unit 23 that is away from the operation panel 24, the display D can be placed in the vicinity of the work target water treatment unit 23, which facilitates the work.

Note that the present invention is not limited to the above-described embodiment as it is, and can be embodied by modifying constituent elements without departing from the scope of the invention in the implementation stage. In addition, various inventions can be formed by appropriately combining a plurality of components disclosed in the embodiment. For example, some components may be deleted from all the components shown in the embodiment. Furthermore, constituent elements over different embodiments may be appropriately combined.

Although the present invention has been described in detail using specific embodiments, it will be apparent to those skilled in the art that various modifications can be made without departing from the spirit and scope of the invention.
This application is based on Japanese Patent Application No. 2018-056456 filed on Mar. 23, 2018, which is incorporated by reference in its entirety.

1 Maintenance support device 2 Water treatment facility 3 Recycling device

Claims (6)

A storage unit for storing work procedure data for explaining a plurality of work procedures for coping with troubles in the water treatment facility, together with a work level of each work;
Determine whether there is a trouble in the water treatment facility based on a signal from the water treatment facility. If there is a trouble, identify the work to deal with the trouble, and whether the work level of the identified work is below a predetermined level. A determination unit for determining whether or not
A transmission unit that retrieves work procedure data of the work from the storage unit when the work level of the identified work is a predetermined level or less;
A maintenance support device for water treatment facilities. 2. The maintenance support apparatus according to claim 1, wherein the determination unit determines that a worker is dispatched when a work level of the identified work is higher than a predetermined level. The maintenance support device according to claim 1 or 2, wherein the signal from the water treatment facility is operation data or an alarm. The determination unit estimates a trouble that may occur in the water treatment facility based on operation data from the water treatment facility, identifies a work to deal with the trouble, and a work level of the identified work is a predetermined level or less. The maintenance support apparatus according to claim 3, wherein it is determined whether or not there is a maintenance support apparatus. A maintenance support device according to any one of claims 1 to 4,
A reproduction device that receives work procedure data from the maintenance support device and reproduces the work procedure data;
A maintenance support system for water treatment facilities. The maintenance support system according to claim 5, wherein the playback device is a smart glass.

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