WO2012046726A1 - Dispositif, système, procédé et programme d'aide à l'inspection - Google Patents

Dispositif, système, procédé et programme d'aide à l'inspection Download PDF

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Publication number
WO2012046726A1
WO2012046726A1 PCT/JP2011/072870 JP2011072870W WO2012046726A1 WO 2012046726 A1 WO2012046726 A1 WO 2012046726A1 JP 2011072870 W JP2011072870 W JP 2011072870W WO 2012046726 A1 WO2012046726 A1 WO 2012046726A1
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WO
WIPO (PCT)
Prior art keywords
inspection
measuring instrument
information
identification information
measurement
Prior art date
Application number
PCT/JP2011/072870
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English (en)
Japanese (ja)
Inventor
憲午 中尾
原田　稔
Original Assignee
新日本製鐵株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 新日本製鐵株式会社 filed Critical 新日本製鐵株式会社
Priority to KR1020137005404A priority Critical patent/KR101361934B1/ko
Priority to BR112013006357-2A priority patent/BR112013006357A2/pt
Priority to JP2011554321A priority patent/JP5037732B2/ja
Publication of WO2012046726A1 publication Critical patent/WO2012046726A1/fr

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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
    • G05B23/0216—Human interface functionality, e.g. monitoring system providing help to the user in the selection of tests or in its configuration
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
    • G05B23/0267—Fault communication, e.g. human machine interface [HMI]
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
    • G07C1/10—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people together with the recording, indicating or registering of other data, e.g. of signs of identity
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C3/00—Registering or indicating the condition or the working of machines or other apparatus, other than vehicles
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37212—Visual inspection of workpiece and tool

Definitions

  • the present invention relates to an inspection support apparatus, an inspection support system, an inspection support method, and an inspection support program.
  • the workers visit the factory equipment site and check the results on the specified format paper on which the inspection items are described. Fill in. In this way, the facilities in the factory are inspected.
  • the worker may forget to measure the measuring instruments.
  • the measuring instrument may be forgotten when the worker to be checked changes.
  • GPS Global Positioning System
  • the measured value of the measuring instrument is transmitted to a management device provided on the ground or managed. Since it is difficult to send instructions to the worker from the equipment, it is not possible to rely on GPS alone.
  • the present invention utilizes an existing analog measuring instrument or a digital measuring instrument connected to a control panel or a computer, and the measured value of the measuring instrument is automatically input at a low cost, and
  • the purpose is to provide an inspection support device, an inspection support system, an inspection support method, and an inspection support program that can prevent an inspection omission of a measuring instrument even when the number of measuring instruments is large or when workers are replaced. .
  • the inspection support device, inspection support system, inspection support method, and inspection support program that solve the above problems are as follows (1) to (15).
  • an inspection support apparatus that supports an inspection operation of an apparatus having a plurality of measuring instruments, and a camera that photographs each of the measuring instruments;
  • a display unit for displaying support information for supporting the inspection work;
  • a storage unit for storing inspection information including identification information of each measuring instrument to be measured; and based on image information of each measuring instrument photographed by the camera And recognizing the identification information and measurement value of each measuring instrument, associating each measurement value with each identification information, and storing it in the storage unit.
  • a processing unit that displays the identification information of the unmeasured measuring instrument on the display unit as the support information when it is determined that there is an unmeasured measuring instrument that is not yet stored in the unit.
  • the camera further photographs the section identification information displayed in the section in which each measuring instrument is arranged;
  • the processing unit displays a warning indicating that the unmeasured measuring instrument remains on the display unit as the support information.
  • the processing unit determines that all the measurements of the measuring instruments in the section have been completed, the apparatus to be inspected next is It is preferable to display the section identification information assigned to the other arranged sections on the display unit.
  • the processing unit causes the voice input / output unit to output the identification information of the unmeasured measuring instrument by voice.
  • the processing unit causes the measurement value to be output from the voice input / output unit and allows the measurement value to be stored. When it is determined that the voice is input to the voice input / output unit by the inspector, the measurement value is preferably stored in the storage unit.
  • the inspection information includes information on a normal value range of each measuring instrument and a cause of failure of each measuring instrument. Failure information about the measurement device; and when the processing unit determines that at least some of the measurement values of each of the measuring devices are out of the normal value range, the measurement value of the measuring device. It is preferable to execute at least one of causing the display unit to display the cause-of-failure information assumed based on the information as the support information and outputting the sound from the voice input / output unit.
  • the failure cause information is based on the measurement value when the processing unit determines that the measurement value is out of the normal value range.
  • the processing unit adds inspection of the additional measuring instrument to the item of the inspection work.
  • the failure cause information includes a measurement value history of each measuring instrument; and the processing unit refers to the failure cause information and performs the measurement.
  • the value history is a downward trend or an upward trend
  • the downward trend or the upward trend is displayed on the display unit as the support information, and the voice input / output unit is configured to output a voice.
  • at least one is performed.
  • the inspection information further includes an inspection item outside the measuring instrument that is a confirmation item other than the measuring instrument; and the failure cause information is the measuring instrument.
  • the processing unit further includes another cause of failure corresponding to an outside inspection item; when the voice of the inspector regarding the inspection item outside the measuring instrument is input to the voice input / output unit, Recognizing the inspection result related to the inspection item outside the measuring instrument, and further, when it is determined that the inspection result means an abnormality of the device, causing other failure causes to be displayed on the display unit as the support information; It is preferable to execute at least one of outputting voice from the voice input / output unit.
  • the inspection support device that supports the inspection work of the device having a plurality of measuring instruments, and the inspection result that stores the inspection result transmitted from the inspection support device
  • An inspection support system having a storage device, wherein the inspection support device is a camera that photographs each of the measuring instruments; a display unit that displays support information that supports the inspection work by an inspector; A storage unit for storing inspection information including identification information of each measuring instrument; and recognizing the identification information and measurement value of each measuring instrument based on image information of each measuring instrument photographed by the camera; When it is determined that there is an unmeasured measuring instrument that is not yet stored in the storage unit among the measuring instruments, the measured value is stored in the storage unit in association with each identification information, Above A processing unit that displays the identification information of the measuring instrument on the display unit as the support information.
  • the inspection result storage device transmits the inspection information to the inspection support device, and the inspection support device includes: A communication unit that receives the measurement values stored in the storage unit;
  • an inspection support method for supporting an inspection work by an inspector of an apparatus having a plurality of measuring instruments, wherein each measuring instrument is photographed.
  • a photographing step for obtaining image information; a recognition step for recognizing identification information and a measurement value of each measuring instrument based on the image information; and a correspondence between each measurement value and the identification information of each measuring instrument
  • a storing step for storing above; a determination step for determining whether or not there is an unmeasured measuring instrument not yet stored in the storage unit among the measuring instruments; and determining that the unmeasured measuring instrument is present in the determining step
  • the apparatus to be inspected next is arranged It is preferable to further include a second notification step of notifying the inspector of the section identification information assigned to the section.
  • a display unit that displays support information that supports an inspection operation of the apparatus, a camera that photographs a plurality of measuring devices provided in the apparatus, and measurement
  • a storage unit for storing inspection information including identification information of each measuring instrument to be used, and an inspection supporting program for use in an inspection supporting apparatus, which is based on image information captured by the camera.
  • the inspection support apparatus can automatically record measurement values of an existing analog measuring instrument or a digital measuring instrument connected to a control panel or a computer at a low cost. In addition, if there are unmeasured measuring instruments, this is displayed to the worker to point out omissions in the inspection items, so even if the number of measuring instruments is large or the workers are replaced, the measuring instruments are not checked. Can be prevented.
  • inspection support device [2] inspection result storage device, [3] inspection information, [4] failure cause information, [5] measuring instrument or device position information, [6] inspection result information, and [7]
  • inspection support processing flows [1] inspection support device, [2] inspection result storage device, [3] inspection information, [4] failure cause information, [5] measuring instrument or device position information, [6] inspection result information, and [7]
  • the inspection support device [1] described below includes inspection information [3], failure cause information [4], measuring instrument or device position information [5], and inspection result information [6] from the inspection result storage device [2]. Then, an inspection support process [7] is performed in which the measurement value of the measuring instrument is acquired by image recognition or the state of the apparatus is acquired by voice recognition from an operator.
  • FIG. 1 is a perspective view showing an example of a worker 5 provided with an inspection support device 100.
  • the worker 5 shown in FIG. 1 wears the helmet 50 provided with the camera 20, wears the voice input / output unit 10 in his ear, and wears the processing terminal 30 in the safety belt 60.
  • the worker 5 can be equipped with an inspection support device without having anything in his hand.
  • the inspection support device 100 automatically acquires the measurement value of the pressure gauge G1 based on the photographed image acquired by the camera 20 only by the operator 5 facing the pressure gauge G1.
  • FIG. 2 is a diagram illustrating an example of a hardware configuration of the inspection support apparatus.
  • the inspection support apparatus 100 supports an inspection operation of an inspected apparatus having a plurality of measuring instruments, and includes a voice input / output unit 10, a camera 20, and a processing terminal 30, as shown in FIGS.
  • the processing terminal 30 includes a communication unit 33, a display unit 34, a processing unit 32, an input unit 35, and a storage unit 31.
  • the camera 20 photographs each measuring instrument (for example, the pressure gauges G1 and G2 shown in FIG. 1).
  • the display unit 34 displays support information for supporting the inspection work by the worker (inspector) 5.
  • the storage unit 31 stores inspection information including identification information (such as an identification number of a measuring instrument and a name of a measuring instrument) for identifying each pressure gauge G1 and G2 to be measured.
  • the processing unit 32 stores the measurement values of the pressure gauges G1 and G2 in the storage unit 31 and displays the identification information of the unmeasured measuring instrument on the display unit 34.
  • the voice input / output unit 10 includes the inner ear microphone 11 and the communication unit 18, and sends the voice of the worker 5 to the processing terminal 30.
  • the voice signal received from the processing terminal 30 and output from the processing terminal 30 is output to the worker 5 by the inner ear microphone 11.
  • the inner ear microphone 11 has both functions of voice input to the processing terminal 30 and voice output from the processing terminal 30 to the worker, and is mounted in the ear hole of the worker 5 as shown in FIG.
  • the eardrum vibrates, so that the sound propagates through the air in the ear canal.
  • the inner ear microphone 11 converts this sound into a digital signal and outputs the digital signal to the communication unit 18.
  • the communication unit 18 inputs the digital signal output from the inner ear microphone 11 to the processing terminal 30. Further, the inner ear microphone 11 outputs the digital signal output from the communication unit 18 as sound, and outputs sound to the worker 5 by vibrating the eardrum of the worker 5.
  • a technique described in Japanese Patent Application Laid-Open No. 2001-157292 an earphone that exhibits a microphone function through air conduction in the ear canal) can be applied to the inner ear microphone 11.
  • the communication unit 18 transmits and receives audio signals to and from the processing terminal 30 wirelessly or by wire.
  • wireless communication technologies applicable to the communication unit 18 include infrared communication such as IrDA (Infrared Data Association), Bluetooth (registered trademark), wireless LAN (Local Area Network), UWB (Ultra Wide Band), WUSB, and the like.
  • technologies such as (Wireless Universal Serial Bus), ZigBee (registered trademark), and FM transmitter.
  • the voice input / output unit 10 enables voice exchange between the processing terminal 30 and the worker 5, the worker 5 uses the voice input / output unit 10 without operating the processing terminal 30 by hand.
  • the processing terminal 30 can be operated orally.
  • the start or stop of the processing terminal 30 is also performed by the worker 5 saying “start” or “stop”.
  • the measurement values of the pressure gauges G1 and G2 recognized by the processing terminal 30 can be input to the storage unit 31 by voice. That is, the processing unit 32 notifies the operator 5 of the “measured values” of the pressure gauges G 1 and G 2 by voice output from the voice input / output unit 10.
  • the worker 5 generates a sound permitting storage of the measured value (for example, a sound “confirmed”), and the processing unit 32 performs measurement when the sound is input to the sound input / output unit 10.
  • the value is stored in the storage unit 312. Further, the processing unit 32 may output both the “identification information” and the “measured value” from the voice input / output unit 10 by voice.
  • the camera 20 is disposed on the head of the worker 5, and has a lens (not shown) having a predetermined focal length and a solid-state imaging device (not shown) such as a CCD (Charge Coupled Device) image sensor. ), And the image passing through the lens is imaged on a solid-state imaging device and is output as image information including a plurality of pixels.
  • the camera 20 transmits the captured image information to the processing terminal 30 via a communication unit (not shown) similar to the communication unit 18 of the voice input / output unit 10. It is important to actually look at the device because there are some inspection items that are insufficient to monitor the measuring instrument with a camera from a remote location. As in the present embodiment, when the worker 5 goes to a place where the pressure gauges (measuring instruments) G1 and G2 are actually arranged, it is possible to check inspection items that are not sufficient only by remote monitoring. .
  • the processing terminal 30 includes a storage unit 31, a processing unit 32, a communication unit 33, a display unit 34, an input unit 35, a charging unit 36, and a sensor 37.
  • the storage unit 31 is, for example, a DRAM (Dynamic Random Access Memory) or an SSD (Solid State Drive) using a flash memory. Data stored in the storage unit 31 will be described later with reference to FIG. Since the number of measuring instruments that can be inspected by the inspection support apparatus 100 is assumed to be a very large number of several tens to several hundreds, the storage unit 31 in the processing terminal 30 includes a plurality of measuring instruments. Only instruments that are checked daily are stored. Moreover, when the measuring instrument to measure changes with days, it is also possible to replace the measuring instrument memorize
  • the processing unit 32 loads the data from the storage unit 31 by executing the program stored in the storage unit 31, calculates the loaded data, and stores the calculation result in the storage unit 31.
  • the processing unit 32 is, for example, a CPU (Central Processing Unit). Specifically, the processing unit 32 executes a program stored in the storage unit 31 to perform voice recognition processing, measurement value recognition processing, and inspection support processing. Each process will be described later.
  • the communication unit 33 has the same function as the communication unit 18 of the inner ear microphone 11 and performs data communication with the camera 20 and the voice input / output unit 10.
  • the display unit 34 is a display device such as a Liquid Crystal Display (LCD), for example.
  • the processing unit 32 outputs a display drive signal for driving the display unit 34 to the display unit 34.
  • the input unit 35 is an operation button that is manually operated by the worker 5, and outputs an input signal generated by pressing the operation button to the processing unit 32.
  • the input signal is, for example, a start or stop input of a voice recognition process or a measuring instrument recognition process, which will be described later, a confirmation input for confirming recognition of a measurement value, a re-recognition input for re-recognizing a measurement value, or the like.
  • the charging unit 36 includes a battery, and when the processing terminal 30 is placed in a cradle described later, the battery 36 charges the battery with electricity supplied from the cradle, and stores information stored in the storage unit 31 and an inspection result described later. It operates as a communication unit when performing synchronization with information stored in the storage device 200.
  • the latitude / longitude information does not necessarily have to be received from the GPS satellite, but the sensor 37 can also receive the latitude / longitude information from the GPS satellite and recognize the position of the processing terminal 30.
  • the sensor 37 has an acceleration sensor, and can detect in which direction the processing terminal 30 is arranged with respect to the longitude / latitude information.
  • the processing unit 32 performs voice recognition on the voice signal transmitted from the voice input / output unit 10 and received by the communication unit 21.
  • the processing unit 32 extracts the content spoken by the worker 5 as character data from the audio signal transmitted from the audio input / output unit 10 using the acoustic model and the language model.
  • the acoustic model represents what frequency characteristics each phoneme to be recognized has, and is associated with what language the phoneme corresponds to.
  • the processing unit 32 can recognize phonemes corresponding to words using this acoustic model.
  • the language model is data representing the appearance probability of each wording.
  • the appearance probability is the probability that the next appearing word will appear after that word on the assumption that a certain word is recognized.
  • 3A to 3D are diagrams showing an example of a measuring instrument to be inspected.
  • 3A to 3D show pressure gauges G1 and G2, a thermometer G3, and a liquid level gauge G4.
  • the processing unit 32 uses the image information received from the camera 20 to identify the pressure gauges G1, G2, thermometer G3, and liquid level gauge G4 included in the inspection information described later ( For example, the identification number of the measuring instrument) is recognized. For example, the processing unit 32 divides the image into certain regions, binarizes the divided regions, and extracts character elements. The processing unit 32 then matches the data obtained by quantifying the features of the extracted character elements with the feature amount data obtained by quantifying the features of the standard characters stored in the storage unit 31, thereby including individual images included in the image. Recognize the characters. By recognizing the character, the processing unit 32 recognizes the identification information of the measuring instrument included in the image information.
  • Measurement value recognition processing When the processing unit 32 recognizes the identification numbers (identification information) of the measuring instruments of the pressure gauges G1, G2, the thermometer G3, and the liquid level gauge G4, the recognized identification number is predetermined.
  • the pressure gauges G1 and G2, the thermometer G3, and the liquid level gauge G4 are identified by comparing with the information in the image area.
  • the processing unit 32 performs pattern matching between the data obtained by performing image processing on the pointers N1 to N3 in the image area and quantifying the data and the feature amount data. Recognize existence and their orientation.
  • the processing unit 32 recognizes the measurement range of the pressure gauges G1, G2 and the thermometer G3. For example, as shown in FIGS. 3A to 3C, when it is known in advance that the pointers N1 to N3 of the pressure gauges G1 and G2 and the thermometer G3 are present below the identification number, the processing unit 32 recognizes the recognized identification.
  • the direction of the pointers N1 to N3 in the lower image area with respect to the information and the measurement ranges of the pressure gauges G1 and G2 and the thermometer G3 are image-recognized.
  • the measurement range of the level gauge G4 and the height position of the liquid level N4 within this measurement range are image-recognized. That is, the processing unit 32 identifies each of the pressure gauges G1, G2, the thermometer G3, and the liquid level gauge G4 based on the image information of the pressure gauges G1, G2, the thermometer G3, and the liquid level gauge G4 taken by the camera 20.
  • each pressure gauge G1, G2, thermometer G3, liquid level gauge G4 Recognize the measured values of each pressure gauge G1, G2, thermometer G3, liquid level gauge G4, and correspond these measured values to each identification number (PG-101, PG-102, TG-101, LG-101) Then, the data is stored in the storage unit 31.
  • the case where there are four measuring devices has been described above. Actually, there are several tens to several hundreds of measuring devices, and in these measuring devices, the same recognition is performed by the processing unit 32, and the measured values are stored in the storage unit 31. Is remembered.
  • the pressure gauges G1, G2, and the thermometer G3 are provided with markings P1a, P2a, and P3a at the respective graduation positions.
  • a scale plate corresponding to the identification numbers PG-101, PG-102 and TG-101 and a level display corresponding to the identification number LG-101 are registered.
  • the processing unit 32 recognizes an image of the pointer N1 of the pressure gauge located below the identification number “PG-101”.
  • the pressure range of the pressure gauge recognized from the pressure gauge G1 is recognized as “0 to 2 MPa”.
  • the measured value “0.85 MPa” is calculated from the marking P1a and the direction of the pointer N1.
  • the pressure gauge G2 and the thermometer G3 calculate the measured value “0.6 MPa” from the direction of the marking P2a and the pointer N2, and calculate the temperature “125 ° C.” from the direction of the marking P3a and the pointer N3.
  • the measured value “ ⁇ 20%” is calculated from the marking P4a and the liquid level N4.
  • the processing unit 32 determines the pressure gauges G1, G2, the thermometer G3, and the liquid level gauge based on the image information of the pressure gauges G1, G2, the thermometer G3, and the liquid level gauge G4.
  • the identification information and the measured values of the pressure gauges G1, G2, the thermometer G3, and the liquid level gauge G4 are recognized, and these measured values are assigned to the identification numbers (PG-101, PG-102, TG-101, LG-101). And stored in the storage unit 31.
  • the positions and the number of markings are not limited to the example described above, and three more markings P1b, P1c, and P1d may be further provided on the scale plate as shown in the pressure gauge G1 in FIG. 3A.
  • the distance D1 from the marking P1b to the marking P1c and the distance D2 from the marking P1a to the marking P1d are stored in the storage unit 31 in advance.
  • the camera 20 captures the scale plate, and the processing unit 32 has the distance from the marking P1b to the marking P1c and the distance from the marking P1a to the marking P1d approximate to the distance D1 stored in the storage unit 31 ( That is, it is determined whether the measuring instrument is photographed from the front. If approximate, the processing unit 32 calculates a measurement value from the marking P1a and the direction of the pointer N1. Thereby, since the camera 20 can recognize the position of the pointer N1 accurately, it is possible to calculate the measurement value with higher accuracy.
  • Inspection support processing includes the normal value range information of the pressure gauges G1, G2 and the thermometer G3, and the failure cause information regarding the failure causes of the pressure gauges G1, G2 and the thermometer G3. It is preferable that it is further included.
  • the processing unit 32 determines that at least a part of the measurement values of the pressure gauges G1, G2, the thermometer G3, and the liquid level gauge G4 is outside the normal value range as the inspection support process, Failure cause information assumed based on the measured value is notified to the worker 5 by outputting at least one of voice and image. Specifically, past cases are registered in the processing terminal 30 as failure cause information, and items (failure causes) considered based on the measurement values are displayed on the display unit 34.
  • the failure cause information includes an identification number (identification information) of an additional measuring instrument to be additionally measured that is assumed based on the measured value when the processing unit 32 determines that the measured value is outside the normal value range. ), And the processing unit 32 preferably adds the inspection of the additional measuring instrument to the item of the inspection work.
  • the identification number of the additional measuring instrument is stored in the storage unit 31. Thereby, when the measured value is outside the normal value range, at least one of the display number and the voice of the identification number of the additional measuring instrument is executed as the item of the inspection work, and the worker inspects the displayed measuring instrument.
  • the failure cause information includes the measurement value history of the pressure gauges G1, G2, the thermometer G3, and the liquid level gauge G4.
  • the processing unit 32 displays and voices the downward trend or the upward trend as support information on the display unit 34. At least one of voice output from the input / output unit 10 is executed. Specifically, even when the measured value is within the normal value range, the measured value history is first referred to. In the measured value history, for example, as shown in FIG. 4, the horizontal axis represents measurement time, and the vertical axis represents the measured value.
  • a measured value M1 at the time of previous inspection (time: T1), a measured value M2 at the time of previous inspection (time: T2), and a measured value M3 at the time of current inspection (time: T3) are displayed.
  • the measured values M1, M2, and M3 are all within the range between the upper limit value (HL) and the lower limit value (LL), but are increasing.
  • the processing unit 32 causes at least one of the display on the display unit 34 and the audio output from the audio input / output unit 10 to be in an upward trend. Furthermore, the processing unit 32 extrapolates a time T4 that will exceed the upper limit value based on the three measurement values M1, M2, and M3.
  • the estimated time T4 is displayed on the display unit 34, and the worker 5 knows that treatment such as repair of the device is necessary by the time T4.
  • the inspection information includes failure cause information
  • the problem of the apparatus can be solved in advance.
  • the measurement value history is stored in the storage unit 31, it is possible to reliably transmit information on the measuring instrument to the next worker even if the worker 5 is replaced.
  • the processing unit 32 is further provided as an inspection support process.
  • the processing unit 32 includes an uninspected unmeasured measuring instrument that is not yet stored in the storage unit 31 among the pressure gauges G1, G2, and the thermometer G3, the processing unit 32 32 displays the identification number of the unmeasured measuring instrument on the display unit 34.
  • the voice input / output unit 10 may cause the worker 5 to output the voice of the identification number of the unmeasured measuring instrument as support information.
  • the processing unit 32 displays an error message on the display unit 34 or an error alarm when the operator 5 measures a measuring instrument that does not require measurement (a measuring instrument other than the measuring instrument stored in the storage unit 31). May be output from the voice input / output unit 10. Details of the inspection support process will be described later together with an explanation of information stored in the storage unit 31 and a processing flow.
  • the worker 5 faces the pressure gauge G1, for example.
  • the inspection support apparatus 100 recognizes the pressure gauge identification information “PG-101” and outputs a recognition sound to the voice input / output unit 10 when recognizing the measurement value “0.8 MPa” of the pressure gauge G1. Then, the measurement value recognition is output to the worker 5 by voice or image. Thereafter, the measured value “0.8 MPa” is automatically input to the inspection support apparatus 100.
  • the operator 5 faces the pressure gauge G2, and the measured value of the pressure gauge G2 is input to the inspection support apparatus 100.
  • the worker 5 inputs the measurement values from the plurality of measuring instruments, confirms the plurality of input values on the display unit 34 of the processing terminal 30, and performs the definite input by the input unit 35.
  • the automatic measurement value input is confirmed by the operator 5 by the processing terminal 30.
  • FIG. although a confirmation input operation is not necessarily required, the measurement value can be reliably input to the inspection support apparatus 100 by performing the confirmation input with the input unit 35.
  • the inspection support system includes an inspection support device 100 and an inspection result storage device 200.
  • FIG. 5 is a diagram illustrating an example of an inspection result storage device.
  • the inspection result storage device 200 is an information processing device that stores the inspection result transmitted from the above-described inspection support device 100, and includes a processing unit 210, a storage unit 220, a communication unit 230, a secondary storage device 240, A drive device 250 and an input / output controller 260 are included.
  • the inspection result storage device 200 is connected to the cradle 420 via the network 400.
  • the inspection result storage device 200 can synchronize with the information in the processing terminal 30 via the cradle 420.
  • the cradle 420 can transmit / receive data to / from the inspection result storage device 200 via the network 400, and supplies power supplied from the power source 430 to the inspection support device 100.
  • the processing unit 210 is, for example, a CPU.
  • the input / output controller 260 is a unit that controls connection between the processing unit 210 and other units.
  • the input / output controller 260 operates in accordance with a standard such as PCI Express (Peripheral Component Interconnect Express).
  • the storage unit 220 is a device that stores data and programs.
  • the storage unit 220 is, for example, a DRAM.
  • the secondary storage device 240 is a device that can store programs and data stored in the storage unit 220 and can retain information even when power is not supplied.
  • the secondary storage device 240 is a disk array using a magnetic disk, an SSD using a flash memory, or the like.
  • the communication unit 230 transmits the inspection information to the inspection support device 100 and receives each measurement value stored in the storage unit 31 of the inspection support device 100. Specifically, the communication unit 230 transmits and receives data to and from the processing terminal 30 connected to the network 400 and connected to the cradle 420.
  • the drive device 250 is a device that reads and writes a storage medium 290 such as a CD-ROM (Compact Disc Only Memory), a DVD (Digital Versatile Disc), and the like.
  • the drive device 250 includes a motor that rotates the storage medium 290, a head that reads and writes data on the storage medium 290, and the like.
  • the storage medium 290 can store a program.
  • the drive device 250 reads a program from the storage medium 290 set in the drive device 250.
  • the processing unit 210 stores the program read by the drive device 250 in the storage unit 220 or the secondary storage device 240 and transmits the program to the processing terminal 30 via the communication unit 230 and the cradle 420. Therefore, the program stored in the processing terminal 30 can be provided as the storage medium 290.
  • FIG. 6 is a diagram illustrating an example of a memory map of the storage unit.
  • the storage unit 31 stores inspection information 600, failure cause information 700, inspection result information 800, measuring instrument or device position information 900, sound and image recognition information 950, and a program 990.
  • the program 990 is executed by the processing unit 32 and transmitted from the inspection result storage device 200 via the cradle 420.
  • the speech and image recognition information 950 includes feature amount data, a language model, an acoustic model, and the like, which are information necessary for speech recognition, measurement device recognition, and measurement value recognition.
  • the inspection information 600, failure cause information 700, inspection result information 800, measuring instrument or device position information 900 will be described below.
  • FIG. 7 is a diagram illustrating an example of inspection information.
  • the inspection information 600 shown in FIG. 7 includes “line number”, “measurement device or device identification information”, “normal value range”, “measurement device measurement value”, “device inspection item”, and “device inspection result”. It has a row number column 601, a measuring instrument or device identification information column 603, a normal value range column 605, a measuring instrument measurement value column 607, an apparatus inspection item column 609, and an apparatus inspection result column 611. Data having a corresponding relationship is input to each line of the inspection information 600.
  • inspection items to be inspected by the worker are shown.
  • the inspection results collected by the operator using the inspection support apparatus 100 for the inspection items are registered.
  • the inspection information 600 when the inspection support device 100 is set in the cradle 420, the previous inspection information 600 is transmitted to the inspection result storage device 200, and the next inspection information 600 is stored in the storage unit 31.
  • the in the newly stored inspection information 600 data of inspection items of measuring instruments to be inspected by the operator 5 in one inspection operation is input.
  • the processing unit 32 When the operator 5 does not inspect the measuring instrument to be measured, that is, the processing unit 32 is still stored in the storage unit 31 with respect to the data of the inspection item of the measuring instrument input to the inspection information 600. When it is determined that there is no unmeasured measuring instrument, it is preferable to output a warning (alarm) to the worker 5 via at least one of the voice input / output unit 10 and the display unit 34.
  • the timing for outputting the warning is, for example, 1) When the sensor 37 recognizes from the latitude / longitude information of the GPS that the worker 5 has moved away from the device or measuring instrument to be inspected by a certain distance 2) When the operation is completed by operating the input unit 35 even though there are uninspected items, 3) When the inspection support device 100 is set in the cradle 420 even though there are uninspected items, and 4) in each room For example, when the measurement of the measuring instrument is completed. Since 1) uses GPS, it may be difficult to output a warning if there is a worker 5 in the basement. Therefore, 2) to 4) are preferred. Especially, 4) should be checked next. Since the room may be located far away, the unmeasured measuring instrument can be recognized before the worker 5 goes to the next room.
  • a room number (section identification number) is displayed inside the door of the entrance / exit of the room (section) where a plurality of measuring instruments are arranged.
  • the camera 20 captures the room number displayed in the room.
  • the processing unit 32 causes the display unit 34 to display a warning indicating that an unmeasured measuring instrument remains in the room as support information.
  • the processing unit 32 determines that the measurement of each measuring instrument in the room is completed, the processing unit 32 displays the room number assigned to the other section where the device to be checked next is arranged on the display unit 34. It is preferable to display.
  • the inspection items collected by the operator using the inspection support apparatus 100 include “inspection items for measuring instruments” and “inspection items for apparatus states” that are not measuring instruments. In the following, description will be made separately for “inspection items for measuring instruments” and “inspection items for apparatus status”.
  • Inspection item of measuring device “Measurement device or device identification information” indicates a measuring device or device to be checked, and “Normal value range” indicates a normal value range of the measuring device to be checked.
  • the inspection support apparatus 100 When the inspection support apparatus 100 recognizes the measurement instrument identification information from the image captured by the camera 20, the inspection support apparatus 100 inputs the measurement value recognized in the "measurement measurement value" on the same line as the recognized measurement instrument identification information.
  • the recognized measuring instrument identification information includes, for example, the identification numbers “PG-101” and “PG-102” displayed on the upper portions of the pressure gauges G1 and G2 and the thermometer G3 which are measuring instruments shown in FIGS. 3A to 3D. , “TG-101”, “LG-101”.
  • the recognized measurement values are, for example, the measurement values of the pressure gauges G1, G2, the thermometer G3, and the liquid level gauge G4 shown in FIGS. 3A to 3D.
  • Normal value range is a reference value for determining whether or not an image-recognized measurement value is an abnormal value.
  • the inspection support apparatus 100 reads out the failure cause associated with the recognized measuring instrument identification information with reference to the failure cause information 700 as shown in FIG. Then, at least one of the display on the display unit 34 and the audio output by the audio input / output unit 10 is executed. The inspection support apparatus 100 executes this processing in response to an input to the measurement information inspection information 600.
  • the processing unit 32 outputs the cause of the failure to the worker as a sound or an image.
  • the inspection information preferably includes an inspection item outside the measuring instrument that is a confirmation item other than the measuring instrument, that is, an inspection item of the device.
  • the “device inspection item” indicates an inspection item for the device to be inspected, which is input to the “measurement device or device identification information string” by the worker 5.
  • the failure cause information is, for example, an inspection item to be inspected visually by the worker 5 "oil leak from the pump” or an inspection item to be inspected by the olfaction of the operator 5 Such as “Odor from pump” and “Motor casing amplitude” measured by the operator 5 using a vibration meter, etc.
  • the processing unit 32 When the voice of the worker 5 regarding the device inspection item is input to the voice input / output unit 10, the processing unit 32 recognizes the inspection result regarding the device inspection item based on this voice. Further, when the processing unit 32 determines that the inspection result indicates an abnormality of the apparatus, the processing unit 32 displays at least the cause of the failure as support information on the display unit 34 and outputs the voice from the voice input / output unit 10. Run one.
  • FIG. 8 is a diagram showing an example of an apparatus to be inspected.
  • a motor device 300 that is an inspection target device shown in FIG. 8 is a device having a motor casing 305 and an oil pit 310. As shown in FIG. 8, a device that does not have a measuring instrument is also an inspection target.
  • “Equipment inspection result” is an inspection result for “Equipment inspection item (outside measuring instrument inspection item)”.
  • the inspection result for the device inspection item “oil leakage from the pump P101” is “present” or “not present”, and the inspection result for the device inspection item “motor casing amplitude” is “50 ⁇ m”.
  • FIG. 9 is a diagram illustrating an example of failure cause information.
  • the failure cause information 700 shown in FIG. 9 includes a row number column 701 to which “row number”, “measurement device or device identification information”, and “failure cause information” are input, a measurement device or device identification information column 703, a failure It has a cause information column 705. In each row of the failure cause information 700, data having a corresponding relationship is input.
  • the cause of failure that may occur when the measuring instrument is out of the normal value range is input.
  • the cause of failure is “oil leakage from the piping”, “liquid leakage to the oil pit”, “the oil level in the oil tank is low”, etc.
  • the processing unit 32 outputs the cause of the failure as a sound or an image via the sound input / output unit 10 or the display unit 34.
  • the worker 5 not only simply outputs the sound or image of the abnormality, but also checks the sound or the image output against the actual state of the device to check what is the cause of the abnormality at the time of the abnormality. can do.
  • such support processing is useful for the worker 5 who does not know the response processing when an abnormality occurs.
  • FIG. 10 is a diagram illustrating an example of inspection result information.
  • the inspection result information 800 illustrated in FIG. 10 includes a row number column 801, a measuring device or device identification information column 803, and an inspection result column for inputting “row number”, “measurement device or device identification information”, and “inspection result”, respectively. 805. Data having a corresponding relationship is input to each row of the inspection result information 800.
  • the measurement value “130 ° C.” that is the latest measurement data (the nth data, n is a natural number) in the third row is within the normal value range shown in FIG.
  • the (n-1) -th and (n-2) -th data which are measurement data at the time of the past inspection, tend to rise to “110 ° C.” and “120 ° C.”, respectively.
  • the processing unit 32 generates an interpolation curve from the past measurement data and the latest measurement data, and predicts that the measurement value after the next inspection exceeds the normal value range because the generated interpolation curve tends to increase or decrease.
  • the worker 5 is sounded or outputted as an image indicating that the measurement value has an upward tendency or a downward tendency.
  • the processing unit 32 outputs a sound or an image indicating that the measurement value has an upward trend or a downward trend, and also outputs a cause of failure related to the measuring instrument determined to be an upward trend or a downward trend to the worker 5 by voice or image output. Good.
  • the device position information 900 is not necessarily required. However, as described above, when the sensor 37 receives latitude / longitude information from a GPS satellite, the device position information 900 is stored in the storage unit 31. Preferably it is stored. In this case, the measuring instrument or device position information 900 shown in FIG. 11 includes a row number column 901 for inputting “row number”, “measuring device or device identification information”, and “measuring device or device position”. A device identification information column 903 and a measuring instrument or device position column 905 are included. Data corresponding to each other is input to each row of the measuring instrument or device position information 900.
  • the processing terminal 30 includes inspection information 600 stored in the inspection result storage device 200, failure cause information 700, inspection result information 800, measuring instrument or device position information 900, sound and image recognition information 950, and a program 990.
  • the information is transmitted from the storage device 200 and stored.
  • the processing terminal 30 starts to recognize the measurement value of the measuring instrument.
  • This program 990 stores a procedure for recognizing the identification number (identification information) and measurement value of each measuring instrument based on the image information captured by the camera 20, and the measurement value in association with the identification number of each measuring instrument.
  • the procedure to be stored in the unit 31 the procedure for determining the presence or absence of an unmeasured measuring instrument that is not yet stored in the storage unit 31 among the measuring instruments, and the determination that there is an unmeasured measuring instrument.
  • the worker 5 takes the processing terminal 30 from the cradle 420 (step S01).
  • the room number is photographed by the camera 20 (first photographing step: step S02).
  • the processing unit 32 determines whether or not the room number (section identification number) captured by the camera 20 is the room number in the inspection order (step S03).
  • the photographed room number is not the room number in the inspection order (“No” in step S03)
  • the correct room number is notified by at least one of display and sound (step 04).
  • the process returns to step 02.
  • the apparatus is inspected (step S05).
  • step S21 determines whether or not the device to be inspected next has a measuring instrument.
  • the worker 5 stands in front of the pressure gauge G1, and the camera 20 photographs the identification number and measuring instrument of the pressure gauge G1 (imaging process: step S22).
  • the processing terminal 30 Based on the image information of the measuring instrument photographed by the operator 5, the processing terminal 30 recognizes an image of the pointer N1 of the pressure gauge G1 at a predetermined position with respect to the recognized identification number, and obtains the measured value of the pressure gauge G1. Recognize (recognition process: step S23).
  • the processing unit 32 determines whether or not the identification number recognized by the camera 20 is a measuring instrument according to the inspection order (step S24).
  • the recognized identification number is not the identification number of the measuring instrument in accordance with the inspection order (“No” in step S24)
  • the correct identification number (or name of the measuring instrument) of the correct measuring instrument is displayed and / or voice output. (Step S25).
  • the process returns to step S22.
  • the recognized identification number is the identification number of the measuring instrument according to the inspection order (“Yes” in step S24)
  • the identification number and the measured value are displayed on the display unit 34 (step S26).
  • the worker 5 confirms the displayed identification number and measurement value, and if the identification number and measurement value are correct, the operator 5 generates a “confirmed” sound.
  • step S27 it is determined whether or not the “confirmed” voice of the worker 5 is obtained within a predetermined time. If the sound of “determined” is not obtained within a predetermined time or if the worker 5 utters “invalid”, a re-inspection is instructed (step S28), and the process returns to step 22. Next, the processing terminal 30 determines whether or not the measured value is within the reference value range (step S29).
  • the processing terminal 30 refers to the failure cause information 700 to determine the cause of failure related to the measuring instrument indicating the measured value outside the normal value range.
  • a voice or image is output to the member (step S31).
  • the processing terminal 30 tends to decrease or increase according to the previous measurement value history and the current measurement value as shown in FIG. Further, it is determined whether or not the measured value is out of the normal value range in the next and subsequent measurements (step S30).
  • the processing terminal 30 determines that the measured value is not within the normal value range in the subsequent measurements (“No” in step S30)
  • the processing terminal 30 refers to the failure cause information 700 and relates to this measuring instrument.
  • the cause of the failure is output to the worker 5 by voice or image (step S31).
  • step S30 When the measurement value is within the normal value range in the measurement after the next inspection (“Yes” in step S30), or after executing step S31, the processing terminal 30 confirms the measurement value in association with the identification number. Then, the measured value is input to the inspection information 600 of the storage unit 31, and the inspection result is stored (storage process: step S32).
  • step S31 If the inspection item is not a measuring instrument (“No” in step S21), as shown in FIG. 14, inspection items other than the measuring instrument, that is, device inspection items are confirmed (step S31).
  • the processing unit 32 inputs the inspection result regarding the device inspection item based on this voice (step S32).
  • the processing unit 32 determines that the inspection result indicates an abnormality of the device (“Yes” in step S33)
  • the processing unit 32 causes the display unit 34 to display the cause of the failure related to the device, and the voice input / output unit 10 At least one of outputting is executed (step S34).
  • the inspection result is stored (storage process: step S35).
  • the processing unit 32 is other than the measuring instrument and measuring instrument arranged in the room.
  • the processing terminal 30 uses the voice input / output unit 10 or the display unit 34 to inform the operator of the identification number of the unmeasured measuring instrument. Notification is made by at least one of image output (first notification step: step S34). After the notification, the process returns to step S21.
  • step S33 “Yes”) the inspection of the device in the room is completed, and as shown in FIG. 12, the room number is photographed by the camera 20 when leaving (step S06).
  • the processing unit 32 determines whether all the inspection items in the room have been inspected, and when the inspection items remain (“No” in step S07), the processing unit 32 returns to step S05. If no inspection items remain (“Yes” in step S07), the processing unit 32 determines whether inspection of all rooms has been completed (step S08). When the inspection of all the rooms has not been completed (“No” in step S08), the room number (section identification information) assigned to the other room where the apparatus to be inspected next is arranged is notified (No. 1).
  • Step S09 the process returns to Step S02.
  • the worker 5 is notified to place the processing terminal 30 on the cradle 420 and finish the inspection (step S10).
  • the processing unit 32 determines whether or not the processing terminal 30 is placed on the cradle 420. If not placed (“No” in step S11), the processing unit 32 returns to step S10.
  • the processing terminal 30 transmits the inspection information to the inspection result storage device 200, thereby ending the inspection support process.
  • the inspection support method includes at least an imaging process, a recognition process, a storage process, a determination process, It is preferable to provide 1 alerting

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Abstract

Un dispositif d'aide à l'inspection (100) comprend un appareil de prise de vues (20) qui capture une image de chaque dispositif objet de mesure ; un dispositif d'affichage (34) qui affiche des informations d'aide facilitant le travail d'inspection de l'inspecteur ; une unité de mémoire (31) qui mémorise des informations d'inspection, y compris des informations d'identification relatives à chaque dispositif objet de mesure qui doit être mesuré ; et une unité de traitement (32) qui identifie les informations d'identification respectives et une valeur de mesure pour chaque dispositif objet de mesure sur la base des informations d'image relatives à chaque dispositif objet de mesure capturées par l'appareil de prise de vues (20). L'unité de traitement (32) mémorise des valeurs de mesure et des informations d'identification dans le dispositif de mémoire (31) tout en associant à chaque valeur de mesure les informations d'identification respectives. De plus, lorsqu'il est déterminé que l'un des dispositifs objets de mesure n'a pas été mesuré et n'est pas encore mémorisé dans le dispositif de mémoire (31), l'unité de traitement (32) amène l'unité d'affichage (34) à afficher à titre d'informations d'aide les informations d'identification du dispositif objet de mesure qui n'a pas été mesuré.
PCT/JP2011/072870 2010-10-05 2011-10-04 Dispositif, système, procédé et programme d'aide à l'inspection WO2012046726A1 (fr)

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KR1020137005404A KR101361934B1 (ko) 2010-10-05 2011-10-04 점검 지원 장치, 점검 지원 시스템, 점검 지원 방법 및 점검 지원 프로그램이 기록된 컴퓨터 판독 가능한 기록 매체
BR112013006357-2A BR112013006357A2 (pt) 2010-10-05 2011-10-04 aparelho de suporte de inspeção, sistema de suporte de inspeção, método de suporte de inspeção, e programa de suporte de inspeção
JP2011554321A JP5037732B2 (ja) 2010-10-05 2011-10-04 点検支援装置、点検支援システム、点検支援方法、及び点検支援プログラム

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JP2016529630A (ja) * 2013-08-29 2016-09-23 モダストリ リミティド ライアビリティ カンパニー 検出システム
JP2015061339A (ja) * 2013-09-17 2015-03-30 株式会社日立製作所 結線作業支援システム
JP2015153342A (ja) * 2014-02-19 2015-08-24 三菱電機株式会社 設備点検装置および設備点検管理システム
JP2016153999A (ja) * 2015-02-17 2016-08-25 横河電機株式会社 管理装置、管理システム、管理方法、管理プログラム、及び記録媒体
JP2017041193A (ja) * 2015-08-21 2017-02-23 Ｉｈｉ運搬機械株式会社 搬送設備のメンテナンス管理システム及びメンテナンス管理方法
JP2017043436A (ja) * 2015-08-25 2017-03-02 株式会社日立ビルシステム エレベーター点検支援システム
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JP5037732B2 (ja) 2012-10-03

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