JP2004234554A - Patrol inspection data monitoring device and its monitoring method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a patrol inspection data monitoring device capable of realizing hands-free work on an inspector side and the batch management of check sheets by allowing a processor on a monitoring center side to have a function of inputting voice information on the inspector side to the check sheet provided on the monitoring center side as character string information. <P>SOLUTION: In order to execute the inspection of equipment 11 corresponding to the inspection items of a check list by patrolling the equipment 11, transmit the inspection result to a general monitoring center 12 set at a place different from an inspection spot and manage the inspection result in the general monitoring center 12, the general monitoring center 12 and a portable terminal 41 which transmits the voice information (a) gathered to a head set 42 are connected through a communication network 45. The general monitoring center 12 is provided with a voice transmitter-receiver 21 for receiving the voice information (a), a processor 22 having a function of converting the received voice information (a) to the character string information b, and a display device 23 for displaying the character string information b. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a patrol inspection data monitoring technique in various plants such as a power generation plant, and more particularly to a patrol inspection data monitoring for managing the operation status of the equipment at a monitoring center installed at a different place from the inspection site of the equipment. The present invention relates to an apparatus and a monitoring method thereof.
[0002]
[Prior art]
In order to prevent failures and accidents of the equipment constituting various plants such as power generation plants, patrol inspection data monitoring of the equipment is carried out by an inspector. Inspection inspection data monitoring is performed by an inspector who periodically goes from the integrated monitoring center that has the function of the monitoring center to the installation location of the equipment, performs various inspections around the equipment, and returns to the integrated monitoring center after the inspection is completed Is repeated.
[0003]
In conducting various inspections, check items for each equipment and device are listed in a checklist in advance, and equipment and devices are managed in accordance with these check items, thereby preventing omission of inspection and standardizing inspection work. .
[0004]
In many cases, the equipment that needs various inspections and the general monitoring center are separated by more than several hundred meters, and when inspecting multiple equipment, the inspector must provide multiple checklists that correspond to multiple equipment. Carry and check the equipment sequentially. Therefore, the freedom of the hand carrying the checklist of the inspector is lost, and the work efficiency of the inspector deteriorates.
[0005]
First, a work information transmission system and a work helmet (see Patent Literature 1) are used as a method for monitoring patrol inspection data of plant equipment. Since the checklist is provided at the integrated monitoring center while the inspector is near the equipment, the inspection of the equipment and the recording of the inspection result can be performed in different places. Operation.
[0006]
In addition, the checker receives the check item of the check item via the PHS and the portable terminal worn by the inspector, and manually inputs “good” or “none” to the portable terminal with respect to the uttered content, or There is an equipment inspection apparatus (refer to Patent Document 2) in which an inspector manually inputs an instrument indication value of the equipment to a mobile terminal. In the case of using this device, the inspector remotely operates the record of the inspection result.
[0007]
Further, as a method for monitoring patrol inspection data of plant equipment, a vehicle inspection and maintenance device and method for photographing an inspection point via a video camera worn by an inspector and displaying the photographed image at a distance (Patent Document 3) See). A monitor is provided in the general monitoring center, and transmission of image data from the inspector to the monitor of the general monitoring center and image display allow the inspector to inspect the equipment.
[0008]
[Patent Document 1]
JP-A-11-163758 (pages 2 to 4, FIGS. 1 to 2)
[0009]
[Patent Document 2]
JP-A-2002-47441 (Pages 2 to 3, FIG. 1)
[0010]
[Patent Document 3]
JP-A-2002-53015 (pages 3-4, FIGS. 1-2)
[0011]
[Problems to be solved by the invention]
A work information transmission system and a work helmet disclosed in Japanese Patent Application Laid-Open No. 11-163758, an inspection device for equipment disclosed in Japanese Patent Application Laid-Open No. 2002-47441, or a device disclosed in Japanese Patent Application Laid-Open No. 2002-53015. When vehicle inspection and maintenance equipment and methods are used to monitor the inspection and inspection data of plant equipment, wireless communication between an inspector who patrols the equipment and a supervisor of an integrated monitoring center located far from the inspector. Thereby, the supervisor of the integrated monitoring center can manage the inspection status of the equipment via the inspector.
[0012]
However, since the integrated monitoring centers of various plants, such as actual power plants, manage the data of the equipment unattended, wireless communication is performed between the inspector who patrols the equipment and the supervisor of the integrated monitoring center. In this case, it is necessary to separately arrange a monitor at the integrated monitoring center.
[0013]
In addition, patrol inspection data of equipment using the inspection device of equipment disclosed in Japanese Patent Application Laid-Open No. 2002-47441 or the vehicle inspection and maintenance device and method disclosed in Japanese Patent Application Laid-Open No. 2002-53015. , The inspector requires manual work when filling in or manually entering inspection results. Therefore, when entering or manually inputting the inspection result, the inspector stops and concentrates the operation on the checklist or the portable terminal, so that the inspection and the input or manual input are alternately performed, which is inefficient.
[0014]
Furthermore, when inputting the inspection result to the mobile terminal, the complexity of the operation is caused by the diversification of the mobile terminal, and the efficiency is reduced.
[0015]
Further, when the inspection and monitoring data of the equipment is monitored using the vehicle inspection and maintenance device and method disclosed in Japanese Patent Application Laid-Open No. 2002-53015, it is necessary for the inspector to carry a checklist when patrol the equipment. There is.
[0016]
In the case of inspection of equipment of various plants such as power generation plants, there are many places where the atmosphere of the atmosphere near the equipment is bad, and depending on the weather, the check sheet gets dirty due to traffic between the equipment and the general monitoring center. That was a problem.
[0017]
The present invention has been made in consideration of the above-described circumstances. By providing a processing device on the monitoring center side with a dictation function and a text-to-speech conversion function, voice information on the inspector side is converted into character string information as character string information. It is an object of the present invention to provide a patrol inspection data monitoring device and a monitoring method thereof that can realize hands-free work on the part of the inspector and collective management of the check sheet by inputting the information to a check sheet prepared for the inspection.
[0018]
[Means for Solving the Problems]
The patrol inspection data monitoring device according to the present invention, as described in claim 1, solves the above-described problem by inspecting the equipment corresponding to the check item of the checklist by patroling the equipment. The inspection result is transmitted to a monitoring center set at a place different from the inspection site, and the monitoring center and the sound collector collect sound in order to manage the inspection result at the monitoring center. The monitoring center has a voice receiving device that receives the voice information and a function of converting the received voice information into character string information. And a display device for displaying the character string information.
[0019]
The patrol inspection data monitoring device according to the present invention, as described in claim 2, includes a text-to-speech conversion unit having a function of converting the character string information into reproduced speech information in the processing device, and The center has an audio transmission device for transmitting the reproduced audio information via the communication network, and the portable terminal is connected to a loudspeaker for uttering the reproduced audio information.
[0020]
Further, in the patrol inspection data monitoring device according to the present invention, as described in claim 3, the inspector carries a headset having at least one of the sound collector and the vocal device. .
[0021]
Then, the patrol inspection data monitoring method according to the present invention, as described in claim 4, by inspecting the equipment corresponding to the check item of the checklist by patrol the equipment, This inspection result is transmitted to a remote monitoring center, and in order to manage the inspection result in the monitoring center, question voice information obtained by converting the question character string information on the inspection item in the monitoring center is obtained. Transmitting the sound to the speaker via the communication network to make the speaker speak, and collecting the response sound information of the inspector in response to the interrogation sound information to the sound collector, Transmitting the response voice information to the monitoring center and converting it into response character string information; and inputting the response character string information into the checklist.
[0022]
In addition, the patrol inspection data monitoring method according to the present invention is characterized in that, as described in claim 5, the response voice information is voice information meaning "yes" or "no".
[0023]
In addition, the patrol inspection data monitoring method according to the present invention, as described in claim 6, transmits the reproduced voice information obtained by converting the response character string information from the monitoring center to the speaker. Making the reproduced sound information utter from the utterance device, collecting the checker side confirmation sound information for the reproduced sound information in the sound collector, and transmitting the confirmation sound information to the monitoring center. And converting the character string information into the checklist based on the confirmation character string information.
[0024]
Further, in the patrol inspection data monitoring method according to the present invention, as described in claim 7, the confirmation voice information is voice information meaning "next" or "again".
[0025]
Subsequently, according to the patrol inspection data monitoring method of the present invention, as described in claim 8, a step of preparing various checklists corresponding to various equipment in advance, and a checklist name voice from the inspector. The method includes a step of converting information into checklist name string information, and a step of extracting a required checklist corresponding to the checklist name string information from the various checklists.
[0026]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, an embodiment of a patrol inspection data monitoring device and a monitoring method thereof according to the present invention will be described with reference to the accompanying drawings.
[0027]
FIG. 1 is a schematic diagram showing a first embodiment of a patrol inspection data monitoring device according to the present invention.
[0028]
FIG. 1 shows a patrol inspection data monitoring device 1. The patrol inspection data monitoring device 1 is installed at a location different from the installation location of the equipment 11 in order to patrol and monitor the equipment 11 such as a power plant. The inspector 13 who has visited the facility equipment 11 from the comprehensive monitoring center 12 having the function of the monitoring center inspects the facility equipment 11 using the portable terminal.
[0029]
The general monitoring center 12 includes a voice transmitting / receiving device 21 having a voice communication line transmitting / receiving antenna, a processing device 22 having a dictation function and a text-to-speech conversion function, and a display device 23. Note that a PHS may be used as the voice transmitting / receiving device 21.
[0030]
The processing device 22 includes a voice recognition unit 31 that analyzes the voice information a captured from the voice transmitting / receiving device 21 and converts the voice information a into character string information b, and a dictation result receiving unit 33 that temporarily stores the character string information b. , A checklist (hereinafter referred to as "CL"), a checklist (CL), and a text-to-speech converter 36 for converting character string information b into speech information a.
[0031]
Further, the recognition rate of the dictation recognition of the voice information a in the voice recognition unit 31 depends on the clarity, the accent, the noise around the voice side, and the like of the voice information a on the speaker side (the inspector 13). Therefore, in order to increase the recognition rate, the speaker's voice is analyzed in detail to learn the features of the voice, that is, an enroll function is provided, but dictation recognition is performed in order to maintain the maximum recognition accuracy. The pattern of the audio information a may be limited.
[0032]
For example, if the speaker side is affirmative, “Yes”, “OK”, “Good”, “Yes”, and other various types of voice information a can be considered, but the voice information a when the speaker side affirms is That is, it is limited to only "yes".
[0033]
In addition, after enrollment, an automatic learning function can be provided to further improve the recognition system. When the function recognition accuracy is improved, the function is not limited to “yes”, but may be expanded to positive voice information such as “Yes” or “OK”.
[0034]
Further, the inspector 13 who inspects the equipment 11 constituting the patrol inspection data monitoring device 1 carries the portable terminal 41 and wears the headset 42 connected to the portable terminal 41.
[0035]
Note that the voice transmitting / receiving device 21 and the mobile terminal 41 can communicate with each other via the communication network 45.
[0036]
FIG. 2 is a flowchart showing the operation of the inspection data monitoring device 1 shown in FIG.
[0037]
First, in the processing device 22 of the patrol inspection data monitoring device 1 shown in FIG. 1, enrollment for performing dictation recognition is performed (step S1), and the CL related to the equipment 11 is displayed, for example, as shown in FIG. It is displayed like the display screen 46 of the device 23 (step S2).
[0038]
Here, the display screen 46 shown in FIG. 3 shows a checklist of “control panel # 1” constituting the equipment 11, and the checklist includes “CL name”, “inspection item”, and “result”. It consists of columns. In addition, check items 1 to 14 are listed in the column of “check items” (the description of the text of each check item is omitted). In addition, since the inspection has been completed up to “Inspection item 3” in the “Result” column, “Yes” representing the inspection result is displayed in the “Result” column corresponding to “Inspection item 1” to “Inspection item 3”. Are displayed, and the inspection pattern of the “inspection item 4” is changed because the “inspection item 4” is under inspection.
[0039]
Then, the character string information b relating to the inspection items of the CL provided in the CL creation unit 35 of the processing device 22, here, the question character string information b 1 is transmitted to the text-to-speech conversion unit 36, and the text-to-speech conversion unit 36 transmits It is converted into information a1 (step S3). Further, the question voice information a1 is transmitted from the voice transmitting / receiving device 21 via the communication network 45 and the portable terminal 41, and causes the question voice information a1 to be uttered from the headset 42 (step S4).
[0040]
Here, as a response to the question voice information a1 uttered in step S4, voice information a uttered by the inspector 13, here, "yes" or "no" response voice information a2 from the headset 42. Sound is collected (step S5). The response voice information a2 is transmitted from the portable terminal 41 via the communication network 45 and the voice transmission / reception device 21, and the voice recognition unit 31 performs dictation recognition on the response voice information a2 to convert it into response character string information b2 (step S6). ).
[0041]
Subsequently, the response character string information b2 of "yes" or "no" converted as the character string information b is reproduced by the text-to-speech converter 36 as the voice information a, here, the reproduced voice information of "yes" or "no". It is converted to a3 (step S7). Further, the reproduced audio information a3 is transmitted from the audio transmitting / receiving device 21 via the communication network 45 and the portable terminal 41, and the reproduced audio information a3 is uttered from the headset 42 (step S8).
[0042]
Here, whether the "yes" or "no" response voice information a2 collected in step S5 matches the "yes" or "no" reproduced voice information a3 uttered in step S8. Is determined by the inspector 13 (step S9).
[0043]
If No in step S9, that is, if the response voice information a2 collected in step S5 does not match the reproduced voice information a3 uttered in step S8, the voice information a, here, " Is collected from the headset 42 (step S10). Further, the confirmation voice information a4 is transmitted from the mobile terminal 41 via the communication network 45 and the voice transmission / reception device 21, and the voice recognition unit 31 makes the dictation recognition of the confirmation voice information a4 (step S11). Then, the process is repeated from step 3 on the basis of the confirmation character string information b4 corresponding to the confirmation voice information a4 of “again”.
[0044]
On the other hand, if Yes in step S9, that is, if the response voice information a2 collected in step S5 matches the reproduced voice information a3 uttered in step S8, the voice information a, here Is collected from the headset 42 (step S12). Further, the confirmation voice information a4 is transmitted from the mobile terminal 41 via the communication network 45 and the voice transmission / reception device 21, and the voice recognition unit 31 performs dictation recognition of the confirmation voice information a4 (step S13).
[0045]
Next, in the checklist creation unit 35, based on the confirmation character string information b4 corresponding to the “next” confirmation voice information a4, the “Yes” obtained in step S6 is provided in the “Result” column of each check item of the CL. The response character string information b2 relating to the response voice information a2 of "" or "No" is input and displayed on the display screen 46 of the display device 23 (step S14).
[0046]
Finally, the CL creation unit 35 determines whether all the inspection items listed in the CL have been inspected (step S15). Normally, the inspection is performed sequentially from the smallest inspection item number of the CL. Therefore, it is determined whether there is an inspection item after the item number of the inspection item input in step S15.
[0047]
If No in step S15, that is, if there is an inspection item subsequent to the inspection item number input in step S14, the process returns to step S3, and inspection is performed on inspection items subsequent to the inspection item number input in step S15. .
[0048]
On the other hand, if Yes in step S15, that is, if there is no inspection item after the inspection item number input in step S14, the CL inspection is ended.
[0049]
When the inspection inspection data monitoring device 1 shown in FIG. 1 is operated according to the flowchart shown in FIG. 2, the processing device on the monitoring center side has a dictation function and a text-to-speech conversion function, so that the inspection person side By inputting voice information as character string information into a check sheet provided on the monitoring center side, hands-free work by the inspector and collective management of check sheets can be realized.
[0050]
In step S13 of the flowchart shown in FIG. 2, the response voice information a2 of "yes" or "no" is collected, but the response voice information a2 of "yes" or "no" is not particularly limited. Alternatively, a measurement value, for example, a current value, a voltage value, a temperature value, or the like may be collected as audio information a, and the collected audio information a may be recognized by the audio recognition unit 31. Alternatively, affirmative voice information such as “Yes” may be recognized, and negative voice information such as “No” may be recognized instead of “No”.
[0051]
FIG. 4 is a schematic diagram showing a second embodiment of a patrol inspection data monitoring device according to the present invention.
[0052]
FIG. 4 shows a patrol inspection data monitoring device 1A. The processing device 22 of the patrol inspection data monitoring device 1A includes a CL database 51 in which various CLs are stored. 35 are mutually linked.
[0053]
In the patrol inspection data monitoring device 1A shown in FIG. 4, the same components as those in the patrol inspection data monitoring device 1 shown in FIG. 1 are denoted by the same reference numerals, and redundant description will be omitted.
[0054]
FIG. 5 is a flowchart showing the operation of the inspection data monitoring device 1A shown in FIG.
[0055]
First, the processing device 12 of the inspection data monitoring apparatus 1 shown in FIG. 1 performs enrollment for performing dictation recognition (step S31), while corresponding to various equipments 11 as shown in FIG. Various CLs are created and stored in the CL database 51 (step S32).
[0056]
Next, the inspector 13 goes to the equipment 11 to be inspected and collects the sound information a, in this case, the CL name sound information a5 of the CL name corresponding to the equipment 11 from the headset 42 (step S33). Further, the CL name voice information a5 is transmitted from the portable terminal 41 via the communication network 45 and the voice transmitting / receiving device 21, and the CL name voice information a5 is subjected to dictation recognition by the voice recognition unit 31 to become CL name character string information b5. The conversion is performed (step S34).
[0057]
Subsequently, the CL name character string information b5 converted as the character string information b is converted by the text-to-speech converter 36 into sound information a, here, CL name reproduction sound information a6 (step S35). The CL name reproduction audio information a6 is transmitted from the audio transmission / reception device 21 via the communication network 45 and the portable terminal 41, and causes the CL name reproduction audio information a6 to be uttered from the headset 42 (step S36).
[0058]
Here, the inspector 13 determines whether the CL name voice information a5 collected in step S33 matches the CL name reproduction voice information a6 uttered in step S36 (step S37).
[0059]
If No in step S37, that is, if the CL name sound information a5 collected in step S33 does not match the CL name reproduction sound information a6 uttered in step S36, the sound information a, here, The confirmation voice information a4 of “one more time” is collected from the headset 42 (step S38). Further, the confirmation voice information a4 is transmitted via the portable terminal 41, the communication network 45, and the voice transmission / reception device 21, and the voice recognition unit 31 makes the dictation recognition of the confirmation voice information a4 (step S39). Then, the process is repeated from step S33 based on the confirmation character string information b4 corresponding to the confirmation voice information a4 of “again”.
[0060]
On the other hand, if Yes in step S37, that is, if the CL name sound information a5 collected in step S33 and the CL name reproduced sound information a6 uttered in step S36 match, the sound information a Then, the "next" confirmation voice information a4 is collected from the headset 42 (step S40). Further, the confirmation voice information a4 is transmitted from the mobile terminal 41 via the communication network 45 and the voice transmission / reception device 21, and the confirmation voice information a4 is subjected to dictation recognition by the voice recognition unit 31 to be converted into confirmation character string information b4 ( Step S41).
[0061]
Next, the CL corresponding to the CL name character string information b5 obtained in step S34 is extracted from the CL database 51 based on the confirmation character string information b4 corresponding to the “next” confirmation voice information a4 obtained in step S41. I do. Then, the extracted CL is displayed on the display screen 46 of the display device 23, and the same operation is continued from step S2 of the flowchart shown in FIG.
[0062]
When the patrol inspection data monitoring device 1A shown in FIG. 4 is operated in accordance with the flowchart shown in FIG. 5, the processing device on the monitoring center side has a dictation function and a text-to-speech conversion function, thereby enabling the inspection person side. By inputting voice information as character string information into a check sheet provided on the monitoring center side, hands-free work by the inspector and collective management of check sheets can be realized.
[0063]
【The invention's effect】
As described above, by using the patrol inspection data monitoring device and the monitoring method according to the present invention, the processing device on the monitoring center side is provided with a dictation function and a text-to-speech conversion function, so that the voice information on the inspector side can be obtained. Is input to the check sheet provided in the monitoring center as character string information, so that the hands-free operation of the inspector and the collective management of the check sheets can be realized.
[Brief description of the drawings]
FIG. 1 is a schematic diagram showing a first embodiment of a patrol inspection data monitoring device according to the present invention.
FIG. 2 is a flowchart showing the operation of the patrol inspection data monitoring device.
FIG. 3 is a schematic diagram showing an example of a display screen.
FIG. 4 is a schematic view showing a second embodiment of a patrol inspection data monitoring device according to the present invention.
FIG. 5 is a flowchart showing the operation of the patrol inspection data monitoring device.
[Explanation of symbols]
1, 1A Patrol inspection data monitoring device 11 Equipment 12 General monitoring center 21 Voice transmission / reception device 22 Processing device 23 Display screen 31 Voice recognition unit 35 CL creation unit 36 Voice conversion unit 41 Voice communication device 42 Headset 45 Communication network 51 CL database

Claims (8)

By patroling the equipment, the inspection of the equipment is performed in accordance with the check items of the checklist, and the inspection result is transmitted to a remote monitoring center set at a different place from the inspection site, and In order to manage the inspection results at the monitoring center,
While connecting the monitoring center and a portable terminal that transmits voice information collected by the sound collector via a communication network,
The monitoring center is
An audio receiving device that receives the audio information,
A processing device having a function of converting the received voice information into character string information,
A patrol inspection data monitoring device, comprising: a display device for displaying the character string information. The processing device includes a text-to-speech conversion unit having a function of converting the character string information into playback audio information, and the monitoring center includes an audio transmission device that transmits the playback audio information via the communication network. 2. The patrol inspection data monitoring device according to claim 1, wherein a speaker that utters the reproduced audio information is connected to the portable terminal. The patrol inspection data monitoring device according to claim 1 or 2, wherein the inspector carries a headset having at least one of the sound collector and the utterance device. By inspecting the equipment, the inspection of the equipment is performed in accordance with the check item of the check list, the inspection result is transmitted to a remote monitoring center, and the inspection result is managed by the monitoring center. for,
Question sound information obtained by converting the question character string information related to the inspection item in the monitoring center, transmitting to a speaker through a communication network, and uttering from the speaker,
The response voice information of the inspector in response to the question voice information, the sound collector to collect sound,
Transmitting the collected response voice information to the monitoring center and converting it into response string information;
And a step of inputting the response character string information into the check list. 5. The patrol inspection data monitoring method according to claim 4, wherein the response voice information is voice information meaning "yes" or "no". Transmitting the reproduced audio information obtained by converting the response character string information from the monitoring center to the utterance device, and causing the utterance device to utter the reproduced audio information; The step of causing the sound collector to collect the confirmation voice information, the step of transmitting the confirmation voice information to the monitoring center and converting the confirmation voice information to confirmation string information, A step of determining whether or not to input information into the checklist. 7. The patrol inspection data monitoring method according to claim 6, wherein the confirmation voice information is voice information meaning "next" or "again". A step of preparing various checklists corresponding to various equipment in advance; a step of converting checklist name voice information from an inspector into checklist name character string information; and a step of converting the various checklists into the checklist Extracting the required checklist corresponding to the name character string information.

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