WO2022181137A1 - Procédé de commande de notification, machine de travail, système de gestion et programme de gestion - Google Patents

Procédé de commande de notification, machine de travail, système de gestion et programme de gestion Download PDF

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Publication number
WO2022181137A1
WO2022181137A1 PCT/JP2022/002130 JP2022002130W WO2022181137A1 WO 2022181137 A1 WO2022181137 A1 WO 2022181137A1 JP 2022002130 W JP2022002130 W JP 2022002130W WO 2022181137 A1 WO2022181137 A1 WO 2022181137A1
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WO
WIPO (PCT)
Prior art keywords
information
event
notification information
output
work machine
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PCT/JP2022/002130
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English (en)
Japanese (ja)
Inventor
誠次 井元
章浩 新熊
右資 小島
Original Assignee
ヤンマーホールディングス株式会社
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 ヤンマーホールディングス株式会社 filed Critical ヤンマーホールディングス株式会社
Publication of WO2022181137A1 publication Critical patent/WO2022181137A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/24—Safety devices, e.g. for preventing overload
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/26—Indicating devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom

Definitions

  • the present invention relates to technology for notifying the occurrence of an event such as an abnormality in a work machine.
  • Patent Document 1 As a related technology, there is a known technology in which when an event such as a failure occurs in a work machine, the work machine notifies the management server of the fact (see Patent Document 1, for example).
  • An object of the present invention is to provide a notification control method, a work machine, a management system, and a management program capable of suppressing, as necessary, the amount or frequency of data communication related to notification of the occurrence of an event in a work machine. It is in.
  • a notification control method outputs notification information when an event of a type preset for a work machine occurs, and after the notification information is output, the event type corresponding to the notification information and restricting the output of the notification information according to the priority set in advance.
  • a work machine includes an output processing unit that outputs notification information when an event of a type preset for the work machine occurs, and an event corresponding to the notification information after the notification information is output. and a restriction processing unit that restricts output of the notification information according to a priority set in advance for the type.
  • a management program outputs notification information to one or more processors when an event of a type preset for a working machine occurs, and after the notification information is output, the notification information limiting the output of the notification information according to the priority set in advance for the event type corresponding to the event type.
  • a management system is a system that includes a work machine and an information processing device.
  • the work machine includes: a first output processing unit that outputs first notification information when an event of a type preset for the work machine occurs; and a restriction processing unit that restricts output of the first notification information according to a priority set in advance for the type of event corresponding to the information.
  • the information processing device includes a second output processing unit that outputs second notification information to a communication terminal capable of communicating with the information processing device when the first notification information is received.
  • a notification control method capable of suppressing, as necessary, the amount or frequency of data communication related to notification of the occurrence of an event in a work machine.
  • FIG. 1 is a diagram showing an example of a system configuration of a management system according to an embodiment of the invention.
  • FIG. 2 is an external view showing an example of the working machine according to the embodiment of the invention.
  • FIG. 3 is a diagram showing an example of event information used in the management system according to the embodiment of the invention.
  • FIG. 4 is a diagram showing an example of limited period information executed by the management system according to the embodiment of the present invention.
  • FIG. 5 is a diagram showing an example of management information executed by the management system according to the embodiment of the present invention.
  • FIG. 6 is a diagram showing an example of priority information used in the management system according to the embodiment of the invention.
  • FIG. 7 is a flow chart showing an example of notification control processing executed by the management system according to the embodiment of the present invention.
  • FIG. 1 is a diagram showing an example of a system configuration of a management system according to an embodiment of the invention.
  • FIG. 2 is an external view showing an example of the working machine according to the embodiment of the invention.
  • FIG. 8 is a flow chart showing an example of management control processing executed by the management system according to the embodiment of the present invention.
  • FIG. 9 is a flow chart showing another example of notification control processing executed by the management system according to the embodiment of the present invention.
  • FIG. 10 is a flow chart showing another example of management control processing executed by the management system according to the embodiment of the present invention.
  • FIG. 11 is a flow chart showing another example of management control processing executed by the management system according to the embodiment of the present invention.
  • a work machine management system 1 includes one or more work machines 10, one or more management servers 20, and one or more communication terminals 30. Prepare.
  • the work machine 10, management server 20, and communication terminal 30 can communicate via a communication network N1 such as a telephone line network or a data communication network.
  • the telephone network is a public telephone network, a mobile telephone network, or the like.
  • the data communication network is a packet communication network, a wireless LAN, or the like.
  • the working machine 10 is a tractor
  • the work machine 10 may be a work vehicle such as a rice transplanter, a combine harvester, a construction machine, or a snowplow, or an aircraft such as a drone for spraying chemicals.
  • the management server 20 is provided at a remote location away from the working machine 10 and is an example of an information processing device used to remotely manage the working machine 10 .
  • position information, operation information, and the like regarding the work machine 10 are output from the work machine 10 to the management server 20 and managed by the management server 20 .
  • the work machine 10 notifies the management server 20 to that effect, and the management server 20 notifies the communication terminal 30 of the event.
  • the event is an abnormality or malfunction that can occur in the work machine 10 .
  • the position information is information indicating the position of the work machine 10 acquired at preset sampling intervals, and the position information is used, for example, to reproduce the travel locus of the work machine 10 .
  • the operation information is information indicating the operation status of the working machine 10 acquired at preset sampling intervals. This is information indicating the driving state of the component.
  • the operation information may include harvested amount information indicating the harvested amount by the work machine 10 and the like.
  • the communication terminal 30 is a portable terminal used by, for example, a user of the work machine 10 or a service person in charge of maintenance of the work machine 10 .
  • the communication terminal 30 can display the position information and the operation information of the work machine 10 managed by the management server 20 . Further, the communication terminal 30 can display second notification information, which is output from the management server 20 and will be described later.
  • the management system 1 it is possible to suppress the amount or frequency of data communication related to notification of the occurrence of an event in the work machine 10 as necessary.
  • the work machine 10 includes a control unit 11, a travel device 12, a work device 13, an engine drive switching unit 14, a communication device 16, and the like.
  • the control unit 11 is connected to the travel device 12 , the work device 13 , the engine drive switching unit 14 and the communication device 16 .
  • the control unit 11 is a computer system that includes one or more processors and storage units such as nonvolatile memory and RAM.
  • the control unit 11 controls the operation of the work machine 10 by executing various processes according to the control program stored in the storage unit by the processor.
  • the traveling device 12 is a drive unit that causes the work machine 10 to travel. As shown in FIG. 2, the traveling device 12 includes an engine 121, front wheels 122, rear wheels 123, a transmission 124, a front axle 125, a rear axle 126, a steering wheel 127, and the like. Front wheels 122 and rear wheels 123 are provided on the left and right sides of work machine 10, respectively.
  • the traveling device 12 is not limited to the wheel type having the front wheels 122 and the rear wheels 123 , and may be a crawler type having crawlers provided on the left and right sides of the work machine 10 .
  • the engine 121 is a drive source such as a diesel engine or a gasoline engine that is driven using fuel replenished in a fuel tank (not shown).
  • the traveling device 12 may be provided with an electric motor as a drive source together with the engine 121 or instead of the engine 121 .
  • a generator (not shown) is connected to the engine 121 , and electric power is supplied from the generator to electric components such as the control unit 11 provided in the working machine 10 , a battery, and the like.
  • the battery is provided in the working machine 10 and is charged with electric power supplied from the generator. The battery can supply electric power to electrical components such as the control unit 11 and the communication device 16 while the engine 121 is stopped.
  • the driving force of the engine 121 is transmitted to the front wheels 122 via the transmission 124 and the front axle 125, and to the rear wheels 123 via the transmission 124 and the rear axle 126.
  • the driving force of the engine 121 is also transmitted to the working device 13 via a PTO shaft (not shown).
  • the handle 127 is an operation unit operated by the user.
  • the angle of the front wheels 122 is changed by a hydraulic power steering mechanism (not shown) or the like according to the user's operation of the steering wheel 127 , thereby changing the traveling direction of the work machine 10 .
  • the traveling device 12 includes a shift lever (not shown), an accelerator, a brake, etc. operated by the user.
  • the gear of the transmission 124 is switched to forward gear or reverse gear according to the user's operation of the shift lever, and the travel mode of the work machine 10 is switched to forward or reverse.
  • the control unit 11 controls the rotation speed of the engine 121 in accordance with the operation of the accelerator by the user.
  • the control unit 11 brakes the rotation of the front wheels 122 and the rear wheels 123 using electromagnetic brakes according to the user's operation of the brakes.
  • the travel device 12 also includes an electronic control unit 128 that controls the operation of the travel device 12, a rotation sensor 129 that detects the number of revolutions of the engine 121, a gyro sensor 130 that detects the tilt (horizontal state) of the work machine 10, and the like. Prepare. Detection results from the rotation sensor 129 and the gyro sensor 130 are input to the electronic control unit 128 .
  • the electronic control unit 128 outputs detection results from the rotation sensor 129 and the gyro sensor 130 to the communication device 16.
  • the detection result may be input from the electronic control unit 128 to the control unit 11 and output from the control unit 11 to the communication device 16 .
  • the detection results may be output from the rotation sensor 129 and the gyro sensor 130 to the communication device 16 .
  • the electronic control unit 128 serves as a detection processing unit that detects the occurrence of an event such as an abnormality in the travel device 12 of the work machine 10 based on preset detection conditions and detection results from the rotation sensor 129 or the gyro sensor 130. Function. Then, when an abnormality occurs in the traveling device 12 , the electronic control unit 128 outputs abnormality information indicating the abnormality in the traveling device 12 to the communication device 16 . For example, the electronic control unit 128 detects an abnormality in the engine 121 of the work machine 10 when the rotation speed of the engine 121 detected by the rotation sensor 129 during operation of the work machine 10 is equal to or less than a predetermined specific number. "Engine-related alarm" is output as the contents of the displayed abnormality information.
  • control unit 11 determines whether there is an abnormality based on the detection result of the rotation sensor 129 or the gyro sensor 130, and outputs the abnormality information to the communication device 16 when it determines that the abnormality has occurred. good. Further, the communication device 16 may determine whether or not there is an abnormality based on the detection results from the rotation sensor 129 or the gyro sensor 130 .
  • the work device 13 is, for example, a cultivator, a plow, a fertilizer applicator, a lawn mower, or a sowing machine, and is detachable from the work machine 10 . Thereby, the working machine 10 can perform various kinds of work using each of the working devices 13 .
  • the working device 13 shown in FIG. 2 is a tiller equipped with a plurality of tillage tines 132 that are rotated around a rotation shaft 131 by driving force from an engine 121 to till a field.
  • the work device 13 is supported in the work machine 10 so as to be able to move up and down by an elevating mechanism (not shown). Then, the control unit 11 controls the elevating mechanism according to the user's elevating operation to elevate the working device 13 .
  • the work device 13 also includes an electronic control unit 133 that controls the operation of the work device 13, a state detection sensor 134 that detects the driving state of the work device 13, and the like.
  • a detection result by the state detection sensor 134 is input to the electronic control unit 133 .
  • the state detection sensor 134 may be a lifting switch configured as a toggle switch operated by the operator to instruct the lifting or lowering of the working device 13, and a controller for lifting and lowering of the lifting mechanism.
  • the level of the control signal supplied to each terminal is monitored, and both the control signals supplied to both terminals are ON (high level) due to the occurrence of a short circuit state between the lift switch and the controller from this lift switch. It is a sensor that judges that it is abnormal.
  • the electronic control unit 133 outputs the detection result of the state detection sensor 134 to the communication device 16 .
  • the detection result may be input from the electronic control unit 133 to the control unit 11 and output from the control unit 11 to the communication device 16 . Furthermore, the detection result may be output from the state detection sensor 134 to the communication device 16 .
  • the electronic control unit 133 also functions as a detection processing unit that detects the occurrence of an event such as an abnormality in the work device 13 of the work machine 10 based on preset detection conditions and detection results from the state detection sensor 134 . Then, when an abnormality occurs in the work device 13 , the electronic control unit 133 outputs abnormality information indicating the abnormality in the work device 13 to the communication device 16 . For example, when the state detection sensor 134 detects that the level of the control signal to each terminal for raising and lowering of the controller of the lifting mechanism is ON, the electronic control section 133 detects the occurrence of this abnormal state as "working". Device error" is output.
  • control unit 11 may determine whether there is an abnormality based on the detection result of the state detection sensor 134, and output the event information to the communication device 16 when determining that the abnormality has occurred. Further, the communication device 16 may determine whether there is an abnormality based on the detection result of the state detection sensor 134 .
  • the engine drive switching unit 14 is a key switch, button switch, or the like for switching between on (start) and off (stop) of the engine 121 of the travel device 12 .
  • the control unit 11 starts the engine 121 when the engine drive switching unit 14 is switched on, and stops the engine 121 when the engine drive switching unit 14 is switched off.
  • the control unit 11 also outputs engine drive switching information indicating the state of the engine drive switching unit 14 to the communication device 16 .
  • the communication device 16 includes a control unit 161, a storage unit 162, a position detection unit 163, a communication unit 164, and the like.
  • the communication device 16 is provided in a cabin 17 in which the user boards, as shown in FIG. Note that the installation location of the communication device 16 is not limited to the inside of the cabin 17 .
  • the control unit 161 , the storage unit 162 , the communication unit 164 and the position detection unit 163 of the communication device 16 may be distributed and arranged at different positions in the working machine 10 .
  • the communication device 16 for example, a mobile phone terminal, a smart phone, a tablet terminal, or the like may be substituted.
  • the position detection unit 163 uses a satellite positioning system such as GNSS (Global Navigation Satellite System) to detect position information of the work machine 10 on which the communication device 16 is mounted.
  • the position information includes latitude and longitude information indicating the position of the work machine 10 .
  • the method of acquiring the position information of work machine 10 by position detection unit 163 is not particularly limited.
  • the position information is not limited to latitude and longitude, and may be information of other formats that can specify the position of the work machine 10 .
  • the position information may be information indicating a position relative to a specific position such as a work start position or an engine start position of the work machine 10 as a reference position. .
  • the communication unit 164 can transmit and receive various data to and from the management server 20 via the communication network N1. Specifically, the communication unit 164 is used when transmitting the position information and the operation information of the work machine 10 to the management server 20 .
  • the storage unit 162 is a non-volatile memory that stores a first management program for causing the control unit 161 to execute a notification control process (see FIG. 7) described later, and various types of information such as position information and operation information of the work machine 10. memory and so on.
  • the first management program is downloaded from a server (not shown) to the communication device 16 via the communication network N1 and stored in the storage unit 162 .
  • the operation information is information on various acquisition target items that can be acquired from various sensors and the like in the working machine 10 .
  • the acquisition target items include detection results by the rotation sensor 129, the gyro sensor 130, the state detection sensor 134, and the like.
  • Other items to be acquired include the vehicle speed of the work machine 10, the engine load factor, the temperature of the cooling water, the remaining amount of fuel, the battery voltage, the amount of fuel consumed, the tilt of the work machine 10 (horizontal state), the hour meter, and the total running time.
  • Other items such as distance, ON/OFF status of various clutches, ON/OFF status of various switches, driving status of various motors, position control status of various parts, or switching status of the engine drive switching unit 14 are also included. Then, for example, when the temperature of the cooling water deviates from the normal range, the control unit 161 determines that a water temperature sensor abnormality event has occurred.
  • the storage unit 162 also stores event information D11 (FIG. 3), limited period information D12 (FIG. 4), and management information D13 (see FIG. 5).
  • the event information D11 includes a restriction flag and priority corresponding to each type of event that can occur in the work machine 10 .
  • the event information D11 is reset to an initial state when the work machine 10 is powered on, and is used in the notification control process described later.
  • the initial state is a state in which the restriction flag is off and the priority is not set.
  • the event information D11 is not reset when the power of the work machine 10 is turned off and on.
  • the restricted period information D12 the restricted period corresponding to each priority is set in advance.
  • the control unit 161 can change the limited period information D12 according to a user's operation or according to a change instruction from the management server 20.
  • the limited period may be common to a plurality of the priorities.
  • the management information D13 includes time information, position information, and operation information acquired at preset sampling intervals. As will be described later, the management information D13 is updated in step S3 in the notification control process (FIG. 7) described later, and then sent to the management server 20 in step S201.
  • the control unit 161 is a computer system that includes one or more processors and storage memory such as nonvolatile memory and RAM.
  • the control unit 161 controls the operation of the communication device 16 by causing the processor to execute various processes according to the control program such as the first management program.
  • control unit 161 includes various processing units such as a timing processing unit 171, an acquisition processing unit 172, an output processing unit 173, and a restriction processing unit 174.
  • the control unit 161 functions as the various processing units by executing various processing according to the first management program. Further, as another embodiment, part or all of the various processing units may be configured by electronic circuits.
  • the clocking processing unit 171 executes clocking processing for clocking the current time.
  • the time includes year, month, day, hour, minute, and second.
  • the timer processing unit 171 can also execute timer processing for measuring the elapse of an arbitrary period set in advance.
  • the communication device 16 is connected to the battery, and the timing processing unit 171 executes the timing processing or the timer processing using power supplied from the battery even when the engine 121 of the work machine 10 is in an OFF state. It is possible.
  • the acquisition processing unit 172 executes information acquisition processing for acquiring the position information and the operation information of the work machine 10 . Specifically, the acquisition processing unit 172 acquires the position information of the work machine 10 from the position detection unit 163 at preset intervals based on the time measured by the clock processing unit 171, and The operating information input from the electronic control unit 128, the electronic control unit 133, etc. is acquired. Then, the acquisition processing unit 172 stores the acquired position information and operation information in the management information D13 of the storage unit 162 together with the time information.
  • the output processing unit 173 transmits the management information D13 stored in the storage unit 162 to the management server 20 at preset timing. For example, the output processing unit 173 transmits the management information D13 to the management server 20 at the timing when the engine 121 of the work machine 10 stops.
  • the output processing unit 173 outputs the first notification information corresponding to the event type to the management server 20 when an event of a preset notification target type occurs in the work machine 10 .
  • the event is not limited to an abnormality or malfunction.
  • the first notification information includes information such as the type of event that occurred, the time of occurrence of the event, and machine identification information for identifying the work machine 10 in which the event occurred.
  • the event type information is, for example, an error code or an error name. Further, the event type information is not limited to event identification information for individually identifying event types, and may be group identification information for identifying a group including a plurality of event types. .
  • the output processing unit 173 may transmit the first notification information to the communication terminal 30 .
  • the restriction processing unit 174 can execute processing for restricting the output of the first notification information by the output processing unit 173 for any type of event. Specifically, in the present embodiment, when receiving a restriction instruction, which will be described later, from the management server 20, the restriction processing unit 174 restricts the output of the first notification information for the event type specified by the restriction instruction. do. Further, the restriction processing unit 174 sets the restriction period according to the priority of the event type, and cancels the restriction on the output of the first notification information after the restriction period has passed. As another embodiment, the restriction processing unit 174 may determine whether or not to restrict the output of the first notification information for each type of event.
  • the management server 20 is a server computer including a control unit 21, a storage unit 22, an operation display unit 23, a communication unit 24, and the like. Note that the management server 20 is not limited to one computer, and may be a computer system in which a plurality of computers operate in cooperation.
  • the communication unit 24 connects the management server 20 to the communication network N1 by wire or wirelessly, and communicates with external devices such as one or a plurality of work machines 10 and communication terminals 30 via the communication network N1 according to a predetermined communication protocol. It is a communication interface for performing data communication according to.
  • the operation display unit 23 is a user interface that includes a display unit such as a liquid crystal display or an organic EL display that displays various types of information, and an operation unit such as a touch panel, mouse, or keyboard that accepts operations.
  • a display unit such as a liquid crystal display or an organic EL display that displays various types of information
  • an operation unit such as a touch panel, mouse, or keyboard that accepts operations.
  • the storage unit 22 is a non-volatile storage unit such as an HDD (Hard Disk Drive) or an SSD (Solid State Drive) that stores various types of information.
  • the storage unit 22 stores a control program such as a second management program for causing the control unit 21 to execute management control processing (see FIG. 8), which will be described later.
  • the second management program is non-temporarily recorded on a computer-readable recording medium such as a CD or DVD, and read by a reading device (not shown) such as a CD drive or DVD drive provided in the management server 20. and stored in the storage unit 22 .
  • the second management program may be downloaded from a server (not shown) to the management server 20 via the communication network N1 and stored in the storage unit 22 .
  • the storage unit 22 stores priority information D21 in which event types and priorities are associated with each other.
  • the control unit 21 can change the correspondence relationship between the event type and the priority in the priority information D21 according to the user's operation.
  • the priority information D ⁇ b>21 may be stored in a data server (not shown) that can communicate with the management server 20 as long as it is accessible from the control unit 21 .
  • the priority is set in advance based on the importance or urgency of the type of event. For example, a higher priority is set for an event type with higher importance or urgency.
  • a case will be described in which the priority of each type of event is set in three levels of "high”, “medium”, and “low” in the priority information D21. Two stages may be sufficient and four or more stages may be sufficient.
  • the priority information D21 is stored in the storage unit 22 as information common to the work machines 10 of multiple models. types are mixed and set. Further, as another embodiment, the priority information D21 is individually stored in the storage unit 22 as information corresponding to each model of the work machine 10, and the priority information D21 is selected according to the model of the work machine 10. and the priority of the event type may be specified.
  • the priority information D21 may be automatically set by the control unit 21.
  • the control unit 21 accumulates and stores the correspondence between the type of event that occurred in the past and the actual situation of the work machine 10, and automatically sets the priority information D21 based on the correspondence. You may For example, the control unit 21 uses machine learning to generate teacher data relating to the relationship between the event occurring in each work machine 10 and the operation information acquired from the work machine 10 before and after the event occurred. Then, the control unit 21 may automatically set the priority for each type of event in the priority information D21 based on the teacher data.
  • the control unit 21 is a computer system that includes one or more processors and storage memory such as nonvolatile memory and RAM.
  • the control unit 21 controls the operation of the management server 20 by causing the processor to execute various processes according to the control program stored in the storage unit.
  • the control unit 21 associates the management information D13 transmitted from the communication device 16 of the work machine 10 with identification information that can identify the work machine 10, and accumulates and records the management information D13 in the storage unit 22 . This allows the management server 20, the communication terminal 30, and the like to refer to the management information D13 and the like recorded in the storage unit 22.
  • control unit 21 includes various processing units such as a timing processing unit 211, an output processing unit 212, and a restriction processing unit 213.
  • the control unit 21 functions as the various processing units by executing various processing according to the second management program. Further, as another embodiment, part or all of the various processing units may be configured by electronic circuits.
  • the clocking processing unit 211 executes clocking processing for clocking the current time.
  • the time includes year, month, day, hour, minute, and second.
  • the clock processing unit 211 can also execute timer processing for timing the elapse of an arbitrary period such as the limit period set in advance.
  • the output processing unit 212 generates second notification information based on the first notification information received from the work machine 10, and outputs the second notification information. Specifically, the output processing unit 212 transmits the second notification information to destination information of a serviceman preset for each work machine 10 or the destination information of the communication terminal 30 used by the serviceman.
  • the destination information is, for example, an e-mail address, an SNS ID, a URL, or an IP address.
  • restriction processing unit 213 After an event occurs in the work machine 10, the restriction processing unit 213 performs processing for restricting the output of the first notification information corresponding to the type of the event according to the priority corresponding to the type of the event. to run. Specifically, restriction processing unit 213 determines that an event has occurred in work machine 10 when the first notification information output from output processing unit 173 of work machine 10 is received. Then, after receiving the first notification information, the restriction processing unit 213, according to the priority of the event type corresponding to the first notification information, determines the event type corresponding to the event type by the work machine 10. It is determined whether or not there is a restriction on the output of the first broadcast information.
  • the restriction processing unit 213 determines that it is necessary to restrict the output of the first notification information by the work machine 10.
  • the restriction processing unit 213 determines the type of the event to be restricted and the information about the priority of the event type. Send instructions to work machine 10 .
  • the restriction processing unit 213 determines that it is necessary to limit the output of the first notification information.
  • the restriction processing unit 213 outputs the first notification information corresponding to the event type. determines that no restriction is necessary.
  • the communication terminal 30 includes a control section 31, a storage section 32, an operation display section 33, a communication section 34, and the like.
  • the communication terminal 30 is, for example, a mobile phone, a smart phone, a tablet terminal, or a personal computer.
  • the communication unit 34 connects the communication terminal 30 to the communication network N1 by wire or wirelessly, and executes data communication according to a predetermined communication protocol with an external device such as the management server 20 via the communication network N1. communication interface.
  • the operation display unit 33 is a user interface that includes a display unit such as a liquid crystal display or an organic EL display that displays information such as various web pages, and an operation unit such as a touch panel, mouse, or keyboard that accepts operations. .
  • the storage unit 32 is a non-volatile storage unit such as an HDD, SSD, or flash memory that stores various information.
  • the storage unit 32 stores control programs such as a browser program and a message display program.
  • the browser program is a control program for causing the control unit 31 to execute communication processing with an external device such as the management server 20 according to a communication protocol such as HTTP (Hypertext Transfer Protocol).
  • HTTP Hypertext Transfer Protocol
  • the browser program may be a dedicated application for executing communication processing according to a predetermined communication protocol with the management server 20 .
  • the control unit 31 is a computer system that includes one or more processors and storage memory such as nonvolatile memory and RAM.
  • the control unit 31 controls the operation of the communication terminal 30 by executing various processes according to the control program stored in the storage unit by the processor.
  • control unit 31 includes various processing units such as a browser processing unit 311.
  • the control unit 31 functions as the various processing units by executing various processing according to the browser program and the message display program. Further, as another embodiment, part or all of the various processing units may be configured by electronic circuits.
  • the browser processing unit 311 can display a web page provided from the management server 20 via the communication network N1 on the operation display unit 33 and execute browser processing for inputting an operation for the operation display unit 33 to the management server 20. It is possible. That is, the communication terminal 30 functions as an operation terminal for the management server 20 by executing the browser program by the control unit 31 .
  • the browser processing unit 311 performs an operation.
  • the website is displayed on the display unit 33 .
  • the website is, for example, a site where the position information and the operation information of the work machine 10 are displayed.
  • the control unit 31 receives a message from the management server 20 by e-mail or SNS, the message can be displayed.
  • the control unit 161 of the work machine 10 and the control unit 21 of the management server 20 provide notification for restricting the output of the first notification information from the work machine 10 to the management server 20 as necessary.
  • a control method is executed.
  • the notification control method includes outputting notification information (first notification information) when an event of a type preset in the work machine 10 occurs, and outputting the notification information after the output of the notification information. Restricting the output of the notification information according to the priority set in advance for the type of event corresponding to the notification information.
  • the control unit 161 of the work machine 10 when an event of a type preset for the work machine 10 occurs, the control unit 161 of the work machine 10 The first notification information is output to the management server 20 . Then, after the first notification information is output, the control unit 21 of the management server 20 restricts the output of the first notification information according to the priority of the event type corresponding to the first notification information. output to the work machine 10 a restriction instruction for After that, when receiving the restriction instruction, the control unit 161 of the work machine 10 restricts the output of the first notification information corresponding to the event type corresponding to the restriction instruction. Further, the control unit 161 sets a restriction period for restricting the output of the first notification information according to the priority, and cancels the restriction on the output of the first notification information after the expiration of the restriction period.
  • the present invention may be regarded as an invention of a notification control method in which the control unit 161 or the control unit 21 executes part or all of the notification control process and the management control process.
  • it may be regarded as an invention of a management program for causing the control unit 161 or the control unit 21 to execute all of them.
  • Each of the notification control process and the management control process may be executed by one or more processors.
  • notification control processing of communication device 16 First, an example of notification control processing executed by the control unit 161 of each work machine 10 will be described with reference to FIG. 7 .
  • the notification control process is started by the control unit 161 when the engine 121 of the work machine 10 is turned on, and is repeatedly executed at predetermined time intervals such as 0.1 second intervals or 1 second intervals. be done. After that, the notification control process ends when the engine 121 is turned off. Further, the notification control process may be started in response to a predetermined user operation on work machine 10 or communication device 16 . Note that the notification control process may be executed by the control unit 11 .
  • step S ⁇ b>1 the acquisition processing unit 172 of the control unit 161 executes information acquisition processing for acquiring the position information and the operation information of the work machine 10 .
  • the acquisition processing unit 172 acquires the position information from the position detection unit 163, and acquires the operation information from the control unit 11, the travel device 12, the work device 13, and the like.
  • the acquisition processing unit 172 acquires time information indicating the time when the position information and the operation information are acquired from the clock processing unit 171, associates the time information with the position information and the operation information, and outputs the information to the control unit. 161 RAM or the like.
  • the acquisition processing unit 172 receives the position information actively transmitted from the position detection unit 163, and receives the operation information actively transmitted from the control unit 11, the travel device 12, the working device 13, and the like. The position information and the operation information may be acquired by doing so.
  • control unit 161 determines whether or not engine 121 of work machine 10 is off. Specifically, the control unit 161 turns on the engine 121 of the work machine 10 when the engine drive switching unit 14 is turned on, and turns off the engine 121 of the work machine 10 when the engine drive switching unit 14 is turned off. We judge that it is. Then, if it is determined that the engine 121 of the work machine 10 is off (S2: Yes), the process proceeds to step S201, and if the engine 121 of the work machine 10 is not off (S2: No), the process proceeds to step S201. Move to step S3.
  • Step S3> If the engine 121 is not turned off, in subsequent step S3, the acquisition processing unit 172 of the control unit 161 stores the position information, the operation information, and the time information acquired in step S1 in the storage unit 162. Recorded in the management information D13. At this time, the control unit 161 may record only the information of the preset recording target items among the operation information temporarily recorded in the RAM in step S1 in the management information D13 as the operation information.
  • Step S201 On the other hand, when the engine 121 is off, in step S201, the output processing unit 173 of the control unit 161 transmits the management information D13 recorded in the storage unit 162 to the management server 20, and terminates the notification control processing. .
  • the management server 20 transmits a reception confirmation signal to the control unit 161 when receiving the management information D13 from the control unit 161 . Then, upon receiving the reception confirmation signal of the management information D13 from the management server 20 , the control section 161 deletes the management information D13 from the storage section 162 .
  • step S ⁇ b>4 output processing unit 173 of control unit 161 determines whether or not an event of a type preset as a notification target has occurred in work machine 10 .
  • the event type to be notified is an event type registered in advance in the event information D11. Then, the output processing unit 173 determines that the event to be notified has occurred when the abnormality information regarding the type of the event to be notified is received from the control unit 11, the traveling device 12, the work device 13, and the like. Note that the output processing unit 173 may determine whether an event has occurred based on the operation information acquired in step S1. If it is determined that an event to be notified has occurred (S4: Yes), the process proceeds to step S5, and if it is determined that an event to be notified has not occurred (S4: No), the process proceeds to step S5. The process proceeds to step S7.
  • step S5 the restriction processing unit 174 of the control unit 161 determines whether or not the output restriction of the first notification information is set for the event type determined to have occurred in step S4. Specifically, when the restriction flag is set to ON for the event type in the event information D11, the restriction processing unit 174 sets the output restriction of the first notification information for the event type. I judge. The limit flag is set to ON in step S8, which will be described later.
  • step S7 the restriction processing unit 174 restricts execution of the output processing of the first notification information in step S6 when the output restriction is set. That is, in the present embodiment, the output of the first notification information is executed for the first time with respect to the type of event that is the target of the output restriction, but the first notification information is output twice or more within the restriction period. Output will be restricted. As a result, the output of the first notification information can be restricted as necessary, and the amount or frequency of data communication between the work machine 10 and the management server 20 can be suppressed. Further, when it is determined that the output limit is not set (S5: No), the process proceeds to step S6.
  • Step S6> the output processing unit 173 of the control unit 161 outputs first notification information including the type of event determined to have occurred in step S4, the time of occurrence of the event, and the machine identification information of the work machine 10. is executed to notify the management server 20 of the first notification process. Thereby, the control unit 21 of the management server 20 can recognize the occurrence of the event in the work machine 10 .
  • the output processing section 173 when executing the output processing in step S6 is an example of the first output processing section according to the present invention.
  • step S ⁇ b>7 the restriction processing unit 174 of the control unit 161 determines whether or not a restriction instruction has been received from the management server 20 .
  • the restriction instruction includes the type of event to be restricted and information on the priority of the event type.
  • the process proceeds to step S8, and if it is determined that the restriction instruction has not been received (S7: No), the process proceeds to step S8. Go to S10.
  • step S8 the restriction processing unit 174 of the control unit 161 sets the output restriction of the first notification information for the event type specified by the restriction instruction based on the restriction instruction. Specifically, in the event information D11, the restriction processing unit 174 sets to ON the restriction flag corresponding to the type of event to be restricted specified by the restriction instruction.
  • step S9 the restriction processing unit 174 sets the restriction period corresponding to the priority based on the priority corresponding to the event type indicated by the restriction instruction and the restriction period information D12,
  • the clock processing unit 171 is caused to start clocking the limited period. For example, when the priority is "medium”, the restricted period is set to 1 hour, and when the priority is "low”, the restricted period is set to 24 hours.
  • the timer processing unit 171 starts timer processing such as countdown or countup for determining the elapse of the limit period.
  • step S10 the restriction processing unit 174 of the control unit 161 determines whether or not the restriction period has passed for any of the event types.
  • the process proceeds to step S11, and if it is determined that the restricted period has not passed ( S10: No), the process returns to step S1.
  • the method of the restriction processing unit 174 is not limited to this as long as it can determine the elapse of the restriction period.
  • the restriction processing unit 174 sets the time after the restriction period has elapsed from the current time as the restriction release time, and when the current time clocked by the clock processing unit 171 reaches the restriction release time, the restriction period ends. may be considered to have passed.
  • step S11 the restriction processing unit 174 of the control unit 161 cancels the output restriction of the first notification information for the event type for which the restriction period has passed in step S10. Specifically, the restriction processing unit 174 sets off the restriction flag corresponding to the event type in the event information D11. As a result, when step S5 is executed next time, it is determined that the output limitation is not set for the event type.
  • management control processing of management server 20 Next, an example of management control processing executed by the control unit 21 of the management server 20 will be described with reference to FIG.
  • the management control process is started by the control unit 21 when the power of the management server 20 is turned on, or when a predetermined user operation on the operation display unit 23 is performed. It should be noted that the control unit 21 can execute the management control process for each of the work machines 10 in parallel.
  • step S ⁇ b>21 the output processing unit 212 of the control unit 21 determines whether or not an event has occurred in the working machine 10 . Specifically, when receiving the first notification information from the communication device 16 of the work machine 10, the output processing unit 212 determines that an event of the type indicated by the first notification information has occurred. When it is determined that the event has occurred (S21: Yes), the process proceeds to step S22. Wait in S21.
  • step S22 the output processing unit 212 of the control unit 21 transmits the second notification information including various kinds of information preset to correspond to the event to a communication owned by a user of the working machine 10 or a service person.
  • the terminal 30 is notified.
  • the second notification information includes machine identification information of the work machine 10 in which the event has occurred, the type of the event, the time of occurrence of the event, response information for responding to the event, and the like.
  • the correspondence information includes, for example, contact information of the user of the work machine 10, history of past events of the work machine 10, action information for recovering the event, and the like.
  • the second notification information is sent to a preset destination corresponding to the user or service person using e-mail, SNS, or the like.
  • the output processing section 212 when executing the output processing of step S22 is an example of the second output processing section according to the present invention.
  • step S23 the restriction processing unit 213 of the control unit 21 determines whether or not the type of event determined to have occurred in step S21 is subject to restriction. Specifically, when the priority corresponding to the event type set in the priority information D21 corresponds to either "medium” or "low", the restriction processing unit 213 determines that the event falls under the restriction target. to decide. Here, if it is determined that it is subject to the restriction (S23: Yes), the process proceeds to step S24, and if it is determined that it is not subject to the restriction (S23: No), the process returns to step S21. .
  • step S24 the restriction processing unit 213 of the control unit 21 issues a restriction instruction for restricting the output of the first notification information corresponding to the event type determined to have occurred in step S21.
  • the information is sent to the work machine 10 that sent the information, and the process returns to step S21. That is, after the first notification information is output, the restriction processing unit 213 restricts the output of the first notification information according to the priority of the event type corresponding to the first notification information.
  • the restriction instruction includes the type of the event determined to be subject to restriction in step S23, the priority corresponding to the type of the event, and the like. Accordingly, as described above, in work machine 10, restriction processing unit 174 of control unit 161 restricts the output of the first notification information for the type of event specified by the restriction instruction.
  • the management system 1 As described above, in the management system 1 according to the present embodiment, after an event occurs in the work machine 10 and the first notification information is output, if an event of the same type occurs, the first notification information is output.
  • the output of notification information is restricted as necessary. As a result, the amount or frequency of data communication between the work machine 10 and the management server 20 can be reduced as needed. Furthermore, when the output of the first notification information is restricted, the output of the second notification information from the management server 20 to the communication terminal 30 is also suppressed at the same time. The communication volume or communication frequency of data communication between is also suppressed.
  • the management server 20 manages priority information D21 in which event types and priorities are associated with each other. Therefore, when the priority information D21 is changed by the management server 20, for the plurality of work machines 10 managed by the management server 20, the content of the change in the priority information D21 is reflected and the first notification information is output. restrictions are enforced. Therefore, compared to the case where the priority information D21 is stored in each of the work machines 10, management such as setting or changing the correspondence relationship between the event type and the priority in the priority information D21 is easier. Furthermore, if the priority information D21 managed by the management server 20 contains a mixed relationship between the types of events that can occur in a plurality of models of work machines 10 and their priorities, the priority information may be different for each model. There is no need to manage the priority information D21, and it is not necessary to prepare the priority information D21 for each work machine 10 according to the model of the work machine 10 concerned.
  • the output of the first notification information is executed for the first time and the second and subsequent outputs of the first notification information are restricted for the type of event that is subject to output restriction.
  • the number of outputs until the output of the first notification information is limited is not limited to one. That is, as another embodiment, the restriction on the output of the first notification information is such that when the event of the same type occurs a specific number of times within a specific period, the first notification information corresponding to the event type is may be executed.
  • the specific period is a preset period such as 10 minutes, 1 hour, 1 day, or 1 week
  • the specific number of times is a preset number of times such as 2 times or 3 times or more.
  • this point is the same in a second embodiment and a third embodiment, which will be described later.
  • the priority information D21 is stored in the storage unit 22 of the management server 20 and is also stored in the storage unit 162 of the communication device 16 of the work machine 10.
  • the priority information D21 may be stored not only in the storage unit 162 but also in a data server (not shown) that can communicate with the communication device 16 as long as the control unit 161 can access it.
  • the control unit 161 of the work machine 10 executes the notification control process shown in FIG. 9 instead of the notification control process shown in FIG.
  • the control unit 21 of the management server 20 executes the management control process shown in FIG. 10 instead of the management control process shown in FIG.
  • the restriction processing unit 174 of the control unit 161 performs Step S71 is executed. If it is determined in step S4 that no event has occurred (S4: No), or if it is determined in step S5 that there is a limit setting (S5: Yes), the process proceeds to step S10.
  • step S71 the restriction processing unit 174 of the control unit 161 determines whether or not the type of event determined to have occurred in step S4 corresponds to a restriction target. Specifically, based on the priority information D21 stored in the storage unit 162, the restriction processing unit 174 identifies the priority of the event type determined to have occurred in step S4. Then, when it is determined that the type of the event is subject to restriction when the priority is "medium" or "low” (S71: Yes), determining to restrict the output of the first notification information, The process proceeds to step S8 to execute limit setting. That is, after the first notification information is output, the restriction processing unit 174 restricts the output of the first notification information according to the priority of the event type corresponding to the first notification information.
  • the restriction processing unit 213 of the control unit 21 executes steps S231 and S241 instead of steps S23 and S24 (see FIG. 8). .
  • step S231 the restriction processing unit 213 determines whether or not the priority information D21 stored in the storage unit 22 has been changed. For example, the restriction processing unit 213 can change the content of the priority information D21 according to user's operation.
  • the process proceeds to step S241, and if it is determined that the priority information D21 has not been changed (S231: No), the process goes to step S21.
  • step S ⁇ b>241 the restriction processing unit 213 transmits the priority information D ⁇ b>21 determined to have been changed in step S ⁇ b>231 to the communication device 16 of each work machine 10 .
  • the restriction processing unit 174 of the control unit 161 changes the priority information D21 stored in the storage unit 162 based on the priority information D21 received from the management server 20. do. That is, in the management system 1 according to this embodiment, the priority information D21 of the work machine 10 is synchronized with the priority information D21 of the management server 20.
  • the transmission timing of the priority information D21 to each work machine 10 may be other timing such as the timing when the engine 121 of the work machine 10 is turned on.
  • the storage unit 22 may store priority information D21 corresponding to each model of the work machine 10.
  • the control unit 21 assigns the post-change priority information D21 to the work machine 10 of the specific model corresponding to the priority information D21. Send.
  • the storage unit 22 may store common priority information D21 corresponding to a plurality of models of work machines 10 . In this case, when the priority information D21 is changed by a user's operation or the like, the control unit 21 transmits the changed priority information D21 to each of the work machines 10 regardless of the model.
  • the control unit 161 of each work machine 10 determines whether or not there is a restriction on the output of the first notification information, thereby reducing the processing load on the management server 20. be done.
  • the control unit 161 of the work machine 10 transmits the first notification information to the management server 20 when an event of a type preset for the work machine 10 occurs. Output. Then, the control unit 21 of the management server 20 outputs the second notification information to the communication terminal 30 when receiving the first notification information. Then, after the second notification information is output, the control unit 21 restricts the output of the second notification information according to the priority of the event type corresponding to the second notification information. It should be noted that the description of the configuration and processing of this embodiment that are the same as those of the first embodiment will be omitted. Also, the management system 1 may be configured by selecting the configurations of the first to third embodiments.
  • the event information D11 and the limited period information D12 are stored in the storage unit 22 of the management server 20.
  • a limitation flag and priority are set for the output limitation of the second notification information.
  • the control unit 21 of the management server 20 executes the management control process shown in FIG. 11 instead of the management control process shown in FIG.
  • the restriction processing unit 213 of the control unit 21 executes steps S31 to S35 instead of step S24 (see FIG. 8).
  • Step S31> When it is determined in step S21 that an event has occurred (S21: Yes), in subsequent step S31, the restriction processing unit 213 performs the second notification regarding the type of event determined to have occurred in step S21. Determines whether or not an information output limit is set. Specifically, when the restriction flag for the type of the event is set to ON in the event information D11 stored in the storage unit 22, the restriction processing unit 213 sets the second notification information for the type of the event. output limit is set. The restriction flag is set to ON in step S32, which will be described later.
  • step S31: Yes when it is determined that the output limit is set (S31: Yes), the process proceeds to step S34 without executing step S22. That is, the restriction processing unit 174 restricts execution of the output processing of the second notification information in step S22 when the output restriction is set. Further, when it is determined that the output limit is not set (S31: No), the process proceeds to step S22.
  • Step S32> If it is determined in step S23 that it is subject to restriction (S23: Yes), in subsequent step S32, the restriction processing unit 213 sets the output restriction of the second notification information for the event type. Specifically, the restriction processing unit 213 sets ON the restriction flag corresponding to the type of event to be restricted in the event information D11. That is, after the second notification information is output, the restriction processing unit 213 restricts the output of the second notification information according to the priority of the event type corresponding to the second notification information.
  • the output of the first notification information is further restricted as in the first embodiment or the second embodiment. It may be restricted as necessary.
  • the conditions regarding the output restriction of the first notification information and the second notification information may be different.
  • the second and subsequent output of the first notification information is restricted when the priority of the event type corresponding to the first notification information is "low”
  • the second and subsequent output of the second notification information is It is conceivable that the output is restricted when the priority of the event type corresponding to the second notification information is "middle".
  • the second and subsequent outputs of only the first notification information of the event type with the priority "low” are restricted, and the management server 20 to the communication terminal 30 , the second and subsequent outputs of the first notification information of the type of event with the priority of "middle” or "low” are restricted.
  • the contents of the limited period information D12 may differ between the output limitation of the first notification information and the output limitation of the second notification information. For example, in the output restriction of the first notification information, the restriction period corresponding to the priority "medium” is "1 hour”, and the restriction period corresponding to the priority "low” is "24 hours".
  • the limitation period corresponding to the priority "medium” is “3 hours", and in the output limitation of the second notification information, the limitation period corresponding to the priority "low” is “48 hours". Something is possible. As a result, the period during which the output of the second notification information from the management server 20 to the communication terminal 30 is restricted can be made longer than the period during which the output of the first notification information from the work machine 10 to the management server 20 is restricted.
  • step S ⁇ b>33 the restriction processing unit 213 sets the restriction period corresponding to the priority based on the priority corresponding to the event type and the restriction period information D ⁇ b>12 . Causes the timing of the period to begin. For example, when the priority is "medium”, the restricted period is set to 1 hour, and when the priority is "low”, the restricted period is set to 24 hours. Then, the timer processing unit 211 starts timer processing such as countdown or countup for determining the elapse of the limit period.
  • step S34 the restriction processing unit 213 of the control unit 21 determines whether or not the restriction period has passed for any of the event types.
  • the process proceeds to step S35, and if it is determined that the restricted period has not passed ( S34: No), the process returns to step S21.
  • the method of the restriction processing unit 213 is not limited to this as long as it can determine the elapse of the restriction period.
  • the restriction processing unit 213 sets the time after the restriction period has elapsed from the current time as the restriction release time, and when the current time clocked by the clock processing unit 211 reaches the restriction release time, the restriction period ends. may be considered to have passed.
  • step S35 the restriction processing unit 213 of the control unit 21 cancels the output restriction of the second notification information for the type of event for which the restriction period has passed in step S34. Specifically, the restriction processing unit 213 sets off the restriction flag corresponding to the event type in the event information D11. As a result, when step S31 is executed next time, it is determined that the output limit is not set for the event type.
  • the management system 1 As described above, in the management system 1 according to the present embodiment, after an event occurs in the work machine 10 and the second notification information is output, if an event of the same type occurs, the second notification information is output. The output of notification information is restricted as necessary. As a result, the communication volume or communication frequency of data communication between the management server 20 and the communication terminal 30 can be suppressed.
  • Appendix 4 the work machine outputs the notification information to an information processing device capable of communicating with the work machine when an event of a type preset for the work machine occurs; After the notification information is output, the information processing device outputs a restriction instruction for restricting the output of the notification information to the work machine according to the priority of the event type corresponding to the notification information. death, when the work machine receives the restriction instruction, restricts the output of the notification information corresponding to the event type corresponding to the restriction instruction;
  • the notification control method according to any one of Appendices 1 to 3.
  • Appendix 5 when an event of a type preset for the work machine occurs, the work machine outputs first notification information as the notification information to an information processing device capable of communicating with the work machine; outputting second notification information to a communication terminal capable of communicating with the information processing device when the information processing device receives the first notification information; Restricting the output of the second notification information according to the priority of the type of event corresponding to the second notification information,
  • the notification control method according to any one of Appendices 1 to 3.
  • Appendix 7 limiting the output of the notification information is performed for the notification information corresponding to the type of the event when the event of the same type occurs a specific number of times within a specific period;
  • the notification control method according to any one of Appendices 1 to 6.
  • Appendix 8 an output processing unit that outputs notification information when an event of a type preset for the work machine occurs; After the notification information is output, a restriction processing unit that restricts the output of the notification information according to the priority set in advance for the type of event corresponding to the notification information; A working machine with
  • a management system comprising a working machine and an information processing device
  • the work machine includes: a first output processing unit that outputs first notification information when an event of a type preset for the work machine occurs; a restriction processing unit that restricts the output of the first notification information according to the priority set in advance for the type of event corresponding to the information,
  • the information processing device includes a second output processing unit that outputs second notification information to a communication terminal capable of communicating with the information processing device when the first notification information is received, management system.

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Abstract

Dans ce système de gestion (1), des informations de notification sont délivrées lorsqu'un type prédéfini d'événement se produit dans une machine de travail (10), et après que les informations de notification sont délivrées, la délivrance des informations de notification est limitée en fonction d'une priorité prédéfinie pour le type d'événement correspondant aux informations de notification.
PCT/JP2022/002130 2021-02-26 2022-01-21 Procédé de commande de notification, machine de travail, système de gestion et programme de gestion WO2022181137A1 (fr)

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