JP2008059203A - Remote monitoring system and method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a remote monitoring system and remote monitoring method capable of acquiring detailed information of an event at a remote place when the event is happened on equipment of monitoring facilities. <P>SOLUTION: A mail transmitting device 30 comprises a monitoring information acquiring means 31 for acquiring event information from the monitoring device 10 which monitors the monitoring target facilities, an image information acquiring means 34 and text information acquiring means 33 for acquiring image information or text information created on the basis of the acquired event information, a notice mail creating means 38 for transmitting a notice mail document to a mail receiving device 40 by creating the notice mail document including an address where the event information and image information, or text information are memorized, and a file memory means 36 prepared for spreading out for transmitting the image information or text information when the image information or text information is requested on the basis of the address transmitted to the mail receiving device 40. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a remote monitoring system and a remote monitoring method for remotely monitoring the state of facilities and the like of a facility.

  Conventionally, as a remote monitoring system for monitoring facilities in a facility such as a building in a remote place, when an abnormality is detected in a central monitoring device that monitors the facilities, the detected content is sent from the central monitoring device to a monitoring person, for example. There is a system that informs a supervisor by transmitting to a terminal in a remote place to be carried.

  With such a remote monitoring system, facilities and the like can be monitored without always placing personnel in the target facility.

As a system for monitoring facilities and the like in a remote place, for example, there is a technique disclosed in Patent Document 1.
Japanese Patent Laid-Open No. 5-128391

  However, the conventional remote monitoring system can notify the remote monitoring personnel of the abnormality of the facility equipment, etc., but when the remote monitoring system is far away or for any reason, When it is not possible to go to the site, there is a problem that the monitoring staff cannot check detailed information such as history and trend, and it may take time to recover.

  Accordingly, an object of the present invention is to provide a remote monitoring system and a remote monitoring method capable of acquiring detailed information regarding an event even in a remote place when an event occurs in the facility of the facility being monitored. To do.

  In order to achieve the above object, a remote monitoring system according to claim 1 of the present invention includes a monitoring device that monitors a facility to be monitored, a display device and a transmission device connected to the monitoring device, and this transmission. In a remote monitoring system including a receiving device connected to a device via a network, the monitoring device is connected to the facility to be monitored, acquires information on the state from the facility, and generates monitoring information. And monitoring whether or not the state has changed, and having state monitoring means for generating event information when it is determined that the state has changed, wherein the display device generates image information based on the monitoring information. An information generation unit; and a display unit that displays the image information generated by the image information generation unit. The transmission device receives the event information from the state monitoring unit. Monitoring information acquisition means, acquisition information detection means for detecting necessary image information items for each event information acquired by the monitoring information acquisition means, and items of image information detected by the acquisition information detection means. Image information acquisition means for acquiring corresponding current image information from the image information generation means, and image information acquired by the image information acquisition means are stored as a development image file, and the development of the development image file is performed. When permission is acquired, notification information including expansion file storage means for transmitting the expansion image file to the receiving device, the event information, and the address of the expansion image file stored in the expansion file storage means Notification information generating means for generating and transmitting to the receiving device; and in response to the notification information transmitted by the notification information generating means, An authentication unit that receives a file expansion request transmitted from the server, generates a development permission, and sends the file development request to the development file storage unit, wherein the reception device includes notification information transmitted from the notification information generation unit, and A receiving unit that receives the development image file transmitted from the development file storage unit, and a file development request when the user requests the development of the development image file at the address included in the notification information. And a file development request generation unit configured to generate and transmit to the transmission device, and a notification information output unit that outputs the notification information received by the reception unit and the development image file.

  According to a second aspect of the present invention, there is provided a remote monitoring system connected to a monitoring device for monitoring a facility to be monitored, a display device and a transmission device connected to the monitoring device, and the transmission device via a network. In the remote monitoring system including the receiving device, the monitoring device is connected to the facility to be monitored, acquires information on the state from the facility to generate monitoring information, and whether the state has changed. And a status monitoring unit that generates event information when it is determined that the status has changed, and a text information generation unit that generates text information based on the monitoring information, and the display device includes the text Monitoring means for displaying text information generated by the information generating means, wherein the transmission device acquires the event information from the state monitoring means; For each event information acquired by the information acquisition means, the acquisition information detection means for detecting the required text information item for each event information acquired by the monitoring information acquisition means, and the text information item detected by the acquisition information detection means Text information acquisition means for acquiring current text information from the text information generation means; text information acquired by the text information acquisition means is stored as an expansion text file; and the expansion permission of the expansion text file is permitted. When acquired, the expansion file storage means for transmitting the expansion text file to the receiving device, the event information, and notification information including the address of the expansion text file stored in the expansion file storage means A notification information generating means for generating and transmitting to the receiving device; An authentication unit that receives a file expansion request transmitted from the receiving device in response to the received notification information, generates an expansion permission, and sends it to the expansion file storage unit; A receiving unit that receives the notification information transmitted from the notification information generating unit and the expansion text file transmitted from the expansion file storage unit; and the expansion of the expansion text file at the address included in the notification information. A file expansion request generating unit that generates a file expansion request and transmits the file expansion request to the transmission device when requested by the reception unit, and a notification information output unit that outputs the notification information and the expansion text file received by the reception unit. It is characterized by that.

  In the remote monitoring method according to claim 5 of the present invention, in the monitoring device connected to the facility to be monitored, information on the state is acquired from the facility to generate monitoring information, and the state is changed. A status monitoring step for generating event information when it is determined that the status has changed, and image information for generating image information based on the monitoring information in a display device connected to the monitoring device Generated in the state monitoring step in the generation step, in the display device, in the display step for displaying the image information generated in the image information generation step, and in the monitoring device and the transmission device connected to the display device. A monitoring information acquisition step for acquiring event information; and an event acquired in the monitoring information acquisition step in the transmission device. An acquisition information detection step for detecting an item of required image information for each information, and in the transmission device, current image information corresponding to the item of image information detected in the acquisition information detection step is generated as the image information. An image information acquisition step acquired from the image information generated in the step; a development file storage step for storing the image information acquired in the image information acquisition step as a development image file in the transmission device; and the transmission A notification information generating step of generating notification information including the event information and the address of the image file for expansion stored in the file storing step for expansion in the device, and transmitting the notification information to a receiving device connected via a network; In the receiving device, the notification information transmitted in the notification information generation step is received. A notification information receiving step, and when the user requests expansion of an image file for expansion at an address included in the notification information, the reception device generates a file expansion request and transmits the file expansion request to the transmission device A file expansion request generation step, a expansion permission generation step for generating a expansion permission when a file expansion request is received at the transmission device, and the expansion device when the expansion permission is generated at the transmission device. A developing image file transmitting step for transmitting an image file to the receiving device, a developing image file receiving step for receiving the developing image file transmitted in the developing image file transmitting step in the receiving device, and the notification The notification information received at the information reception step and the image file for expansion received at the reception step. And a notification information output step for outputting the received development image file.

  According to a sixth aspect of the present invention, in the remote monitoring method according to the sixth aspect of the present invention, in the monitoring device connected to the facility to be monitored, information on the state is acquired from the facility to generate monitoring information, and the state is changed. A state monitoring step for generating event information when it is determined that the state has changed, a text information generation step for generating text information based on the monitoring information in the monitoring device, and the monitoring In the display device connected to the device, the display step of displaying the text information generated in the text information generation step, and the monitoring device and the transmission device connected to the display device, generated in the state monitoring step Monitoring information acquisition step for acquiring event information, and in the transmission device, the monitoring information acquisition step For each event information acquired, an acquisition information detection step for detecting a required text information item, and in the transmission device, the current text information corresponding to the text information item detected in the acquisition information detection step is A text information acquisition step acquired from the text information generated in the text information generation step; and a development file storage step of storing the text information acquired in the text information acquisition step as a development text file in the transmission device; And generating notification information including the event information and the address of the expansion text file stored in the expansion file storage step, and transmitting the notification information to the reception apparatus connected via the network. In the receiving device, A notification information reception step for receiving the notification information transmitted in the notification information generation step; and in the receiving device, when the user requests expansion of a text file for expansion of an address included in the notification information, A file expansion request generation step of generating a file expansion request and transmitting it to the transmission device; a expansion permission generation step of generating a expansion permission when receiving a file expansion request in the transmission device; An expansion text file transmission step of transmitting the expansion text file to the receiving device when the expansion permission is generated, and an expansion text file transmitted in the expansion text file transmission step in the reception device Receiving the expansion text file receiving step, and A notification information output step for outputting the notification information received in the knowledge information reception step and the expansion text file received in the expansion text file reception step.

  According to the remote monitoring system and the remote monitoring method of the present invention, when an event occurs in the facility or the like of the facility being monitored, it is possible to acquire detailed information regarding this event even at a remote location.

<Configuration of Remote Monitoring System According to One Embodiment>
A configuration of a remote monitoring system 1 according to an embodiment of the present invention will be described with reference to FIG.

  The remote monitoring system 1 according to the present embodiment includes a monitoring device 10 that acquires information related to a state from a facility to be monitored, a display device 20 that displays monitoring information monitored by the monitoring device 10, and a monitoring device 10 that performs monitoring. Monitoring information that is sent to a preset mail receiving device by e-mail, and a mail receiving device 40 that receives the monitoring information transmitted from the mail transmitting device 30. Yes.

  In the present embodiment, the monitoring device 10, the display device 20, and the mail transmission device 30 are connected via a LAN (Local Area Network), and the mail transmission device 30 and the mail reception device 40 transmit and receive via the Internet. It is set to a possible state.

  FIG. 2 shows a detailed configuration of the remote monitoring system 1 according to the present embodiment.

  The monitoring device 10 includes a state monitoring unit 11 and a text information generation unit 12.

  The state monitoring means 11 is connected to the equipment of the facility to be monitored, etc., acquires information related to the state from each of these equipment and generates monitoring information, and monitors whether the state has changed due to the occurrence of an event or the like. When it is determined that the state has changed, event information including the time of occurrence is generated.

  The text information generation unit 12 generates text information such as a history list and an alarm list based on the monitoring information.

  The display device 20 includes an image information generation unit 21 and a monitoring information display unit 22.

  The image information generation unit 21 generates image information such as a graphic image and a trend display based on the monitoring information.

  The monitoring information display unit acquires and displays the text information generated by the text information generation unit 12 and the image information generated by the image information generation unit 21.

  The mail transmission device 30 includes a monitoring information acquisition unit 31, an acquisition information detection unit 32, a text information acquisition unit 33, an image information acquisition unit 34, a development file generation unit 35, a development file storage unit 36, An occurrence cause estimation unit 37, a notification mail generation unit 38 as a notification information generation unit, and an authentication unit 39 are included.

  The monitoring information acquisition unit 31 acquires event information from the state monitoring unit 11 and sends the event information to the acquisition information detection unit 32 and the occurrence cause estimation unit 37.

  The acquisition information detection unit 32 stores in advance text information items and image information items of monitoring information necessary for each event information, and detects text information items and image information items corresponding to the event information acquired from the monitoring information acquisition unit 31. To do.

  The text information acquisition unit 33 acquires the current text information corresponding to the text information item detected by the acquisition information detection unit 32 from the text information generation unit 12 and records it as a text file.

  The image information acquisition unit 34 acquires the current image information corresponding to the image information item detected by the acquisition information detection unit 32 from the image information generation unit 21 and records it as an image file.

  The expansion file generation means 35 converts the text information recorded by the text information acquisition means 33 into an Html file for expansion display on the mail receiving device 40 described later to generate an expansion text file and acquire image information. The image information recorded by the means 34 is converted into an Html file to be displayed on the mail receiving device 40 described later to generate a development image file.

  The development file storage unit 36 stores the development text file and the development image file generated by the development file generation unit 35, and acquires the development permission of the development text file and the development image file, which will be described later. Transmits the corresponding development text file or development image file to the mail receiving device 40 for display development.

  When the event information is acquired from the monitoring information acquisition unit 31, the occurrence cause estimation unit 37 calculates an interval from the occurrence time of the event information acquired last time, and continuously when the calculated interval is shorter than a preset threshold. It is determined that the event has occurred, and the previous event information is estimated as the cause.

  Also, when the calculated interval is longer than a preset threshold, it is determined that the event is a single event, and monitoring information that is likely to cause an event is searched based on the status of the monitoring information. The addresses of the development information text file and the development image file are rearranged in the descending order of the possibility of occurrence. The addresses of the rearranged development text file and development image file are estimated as information relating to the cause of the event.

  The notification mail generation means 38 describes that the state of the facility or the like of the facility being monitored has changed due to the occurrence of an event, etc., and the development text file and the development image file stored in the development file storage means 36 A notification mail document is generated as notification information in which the address is written and transmitted to the mail receiving device 40.

  Also, the previous event information estimated as the cause of occurrence by the cause-of-cause estimation means 37, or information on the addresses of the development text file and the development image file of the monitoring information is added to the notification mail document, and the mail reception device 40 receives the information. Send.

  The authentication means 39 receives a password input request as user identification information when receiving a file expansion request from the mail receiving device 40 based on the addresses of the expansion text file and expansion image file of the monitoring information transmitted. When the password is acquired from the mail receiving apparatus 40 based on the password input request transmitted to the apparatus 40, it is determined whether or not the password is genuine.

  If the acquired password is valid as a result of the determination, the development permission of the corresponding development text file or development image file is sent to the development file storage means 36.

  The mail receiving device 40 includes a notification mail receiving unit 41, a file expansion request generating unit 42, an input unit 43, and a notification mail display unit 44 as a notification information output unit.

  The receiving unit 41 receives the notification mail document transmitted from the notification mail generation unit 38 and the password input request transmitted from the authentication unit 39.

  When the file expansion request generation unit 42 is requested by the monitor via the input unit 43 to expand the expansion text file or the expansion image file at the address described in the notification mail document received by the reception unit 41. Then, a file expansion request is generated and transmitted to the mail transmission device 30.

  When the password input request is acquired from the authentication unit 39, the password input by the user through the input unit 43 is transmitted to the mail transmission device 30.

  The input unit 43 is operated by a supervisor, and is an input for requesting the expansion of the expansion text file or the expansion image file at the address described in the notification mail document received by the reception unit 41. And enter the password.

  The notification mail display unit 44 expands and displays the notification mail document received by the reception unit 41 and the expansion text file or the expansion image file whose display expansion is permitted by the expansion file storage unit 36.

<Operation of Remote Monitoring System According to One Embodiment>
The operation of the remote monitoring system according to the present embodiment will be described with reference to the flowcharts of FIGS.

  FIG. 3 shows the operation of the mail transmitting device 30 when generating image file information of detailed information to be transmitted to the remote mail receiving device 40 when an event occurs in the facility of the facility being monitored. Show.

  The mail transmission device 30 stores in advance image information items of monitoring information necessary for each event information.

  Further, in the monitoring device 10, information regarding the state is continuously acquired from the facility to be monitored by the state monitoring unit 11 to generate monitoring information. Further, the state monitoring unit 11 monitors whether or not the state of the facility has changed. When it is determined that the state has changed, event information is generated and transmitted to the mail transmitting device 10.

  Further, in the image information generating unit 21 of the display device 20 connected to the monitoring device 10, image information such as a graphic image and a trend display is generated based on the monitoring information generated by the state monitoring unit 11.

  In the mail transmission device 30, first, when the event information including the event occurrence time and the like is received from the state monitoring unit 11 of the monitoring device 10 in the monitoring information acquisition unit 31 (S1), the event information acquired by the acquisition information detection unit 32 The image information item corresponding to is detected (S2).

  If the corresponding image information item exists as a result of the detection (“YES” in S3), the image information acquisition unit 34 acquires the current image information corresponding to the detected image information item from the image information generation unit 21. And recorded as an image file such as GIF (S4).

  Next, in the development file generation means 35, the image information recorded by the image information acquisition means 34 is converted into an Html file for development display by the mail receiving device 40 described later, and a development image file is generated. (S5).

  The generated image file for expansion is stored in the expansion file storage means 36 (S6).

  In step S3, when the corresponding image information item does not exist (“NO” in S3), the process ends.

  With the above processing, the description of the processing in the mail transmitting device 30 when generating the image file of the detailed event information to be transmitted to the remote mail receiving device 40 ends.

  Next, when an event occurs in the facility or the like of the facility being monitored, the operation in the mail transmitting device 30 when generating text file information of detailed information to be transmitted to the remote mail receiving device 40, This will be described with reference to FIG.

  The mail transmission device 30 stores in advance text information items of monitoring information necessary for each event information.

  Further, the text information generating unit 12 of the monitoring device 10 generates text information such as a history list and an alarm list based on the monitoring information generated by the state monitoring unit 11.

  In the mail transmission device 30, first, when the event information including the event occurrence time and the like is received from the state monitoring unit 11 of the monitoring device 10 in the monitoring information acquisition unit 31 (S11), the event information acquired by the acquisition information detection unit 32 The text information item corresponding to is detected (S12).

  If the corresponding text information item exists as a result of the detection (“YES” in S13), the text information acquisition unit 33 acquires the current text information corresponding to the detected text information item from the text information generation unit 12. This is recorded as a text file (S14).

  Next, in the development file generation means 35, the text information recorded by the text information acquisition means 33 is converted into an Html file for development display by the mail receiving device 40 described later, and a development text file is generated. (S15).

  The generated expansion text file is stored in the expansion file storage means 36 (S16).

  In step S13, when the corresponding image information item does not exist (“NO” in S13), the process ends.

  With the above processing, the description of the processing in the mail transmitting device 30 when generating a text file of detailed event information to be transmitted to the remote mail receiving device 40 ends.

  Next, an operation of estimating the cause of occurrence in the mail transmission device 30 when an event occurs in the facility or the like of the facility being monitored will be described with reference to FIG.

  This mail transmitting device 30 is used to determine whether an event that has occurred is a continuously occurring event that has occurred continuously or a single event that has occurred independently by the event occurrence interval. A threshold value is stored.

  First, when the monitoring information acquisition unit 31 of the mail transmission device 30 receives event information including the event occurrence time from the state monitoring unit 11 of the monitoring device 10 (S21), the generation cause estimation unit 37 previously acquired the event information. An interval with the occurrence time of the event information is calculated, and it is determined whether or not the calculated interval is longer than a preset threshold (S22).

  When the occurrence cause estimating means 37 determines that the calculated interval is shorter than the preset threshold (“NO” in S22), it is determined that the occurrence is a continuous occurrence event, and the previous event information is caused by the occurrence cause. It is estimated that there is (S23).

  Further, when it is determined that the calculated interval is longer than a preset threshold value (“YES” in S22), it is determined that the event is a single occurrence event and may be the cause of the event occurrence based on the state of the monitoring information. Highly-priced monitoring information is searched and extracted (S24).

  When the corresponding monitoring information is extracted by the search, the addresses of the extracted text file for expansion and the image file for expansion of the extracted monitoring information are rearranged in the order of the high possibility of the occurrence of the event. (S25).

  With the above processing, the description of the processing in the mail transmission device 30 when estimating the cause of occurrence of the event that has occurred ends.

  Next, in the notification mail generation means 38, the development image file stored in the development file storage means 36 is recorded together with a document notifying that the state of the facility or the like of the facility being monitored has changed due to the occurrence of an event or the like. A notification mail document in which information on the address and the cause of the event is described is generated by the notification mail generation means 38 and transmitted to the mail receiving device 40.

  When the notification mail document is transmitted to the mail receiving device 40, the notification mail document is received by the notification mail receiving means 41 and then displayed on the notification mail display means 44.

  When the expansion instruction of the expansion image file or expansion text file recorded at the address described in the displayed notification mail document is input from the input means 43 by the monitor, the expansion image is generated in the file expansion request generation means 42. An expansion request for a file or an expanded text file is generated.

  The development request for the development image file or the development text file generated by the file development request generation unit 42 is transmitted to the authentication unit 39 of the mail transmission device 30.

  When receiving the request for the development of the development image file or the development text file, the authentication unit 39 authenticates the user of the mail receiving device 40 that is the request source.

  User authentication processing in the mail transmitting apparatus 30 will be described with reference to FIG.

  The mail transmitting device 30 stores a password for authenticating as a regular user in advance.

  First, when a development image file or development text file development request is received by the authentication means 39 of the mail transmitting device 30 (S31), a user password input request is sent from the authentication means 39 to the file reception request of the mail reception device 40. A reply is made to the generation means 42 (S32).

  When a file input request is received by the file development request generation unit 42 and a password is input by the input unit 43 from a monitoring person who is a user, the input password is acquired by the authentication unit 39 (S33).

  When the authentication unit 39 obtains the password input by the mail receiving device 40, the acquired password is that of the authorized user based on the password information for authenticating the authorized user stored in advance. It is determined whether or not (S34).

  If the acquired password is authentic as a result of the determination ("YES" in S34), the expansion permission of the corresponding expansion text file or expansion image file is sent to the expansion file storage means 36 (S35). .

  When the development file storage means 36 obtains the development permission of the development image file and the development text file, the corresponding development image file or development text file is transmitted to the mail receiving device 40, and the notification mail display means. 44 is displayed and expanded (S36).

  When it is determined in step S34 that the acquired password is not for a legitimate user (“NO” in S34), the development of the development image file and the development text file is rejected (S37), and the process ends. To do.

  According to the above embodiment, when an event occurs in the facility of the facility being monitored, detailed information regarding the event can be acquired even in a remote place.

  In addition, by estimating the cause of the occurrence from the event occurrence interval, it is possible to assist the monitor in response to the event.

  Further, by performing user authentication when developing a development image file or development text file in which detailed information is described, it is possible to prevent information leakage and occurrence of erroneous instructions.

  In the present embodiment, a mail transmission device is used as a device for transmitting monitoring content to a remote place, and a mail reception device is used as a device for receiving transmitted monitoring content. However, the present invention is not limited to this. It is also possible to transmit text information using a telephone as a device for transmitting and receiving monitoring contents.

  In this case, the password is input by the supervisor by pressing the number button on the telephone, and the telephone as the receiving apparatus reads out the received text information by voice conversion software and outputs it.

1 is an overall view showing a configuration of a remote monitoring system according to an embodiment of the present invention. It is a block diagram which shows the structure of the remote monitoring system by one Embodiment of this invention. 7 is a flowchart showing an operation when generating image file information of detailed information in the remote monitoring system according to the embodiment of the present invention. It is a flowchart which shows operation | movement when producing | generating the text file of detailed information in the remote monitoring system by one Embodiment of this invention. 6 is a flowchart showing an operation of estimating the cause of an event in the remote monitoring system according to the embodiment of the present invention. 6 is a flowchart showing user authentication processing of the mail receiving device in the remote monitoring system according to the embodiment of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Remote monitoring system 10 ... Monitoring apparatus 11 ... Status monitoring means 12 ... Text information generation means 20 ... Display apparatus 21 ... Image information generation means 22 ... Monitoring information display means 30 ... Mail transmission apparatus 31 ... Monitoring information acquisition means 32 ... Acquisition Information detection means 33 ... Text information acquisition means 34 ... Image information acquisition means 35 ... Development file generation means 36 ... Development file storage means 37 ... Generation cause estimation means 38 ... Notification mail generation means 39 ... Authentication means 40 ... Mail reception device 41 ... Notification mail receiving means 42 ... File expansion request generating means 43 ... Input means 44 ... Notification mail display means

Claims (8)

In a remote monitoring system comprising a monitoring device for monitoring a facility to be monitored, a display device and a transmission device connected to the monitoring device, and a receiving device connected to the transmission device via a network,
The monitoring device
Connected to the facility to be monitored, obtains information about the state from this facility to generate monitoring information, monitors whether the state has changed, and determines event information when it is determined that the state has changed. Having state monitoring means to generate,
The display device
Image information generating means for generating image information based on the monitoring information;
Display means for displaying the image information generated by the image information generating means;
Have
The transmitter is
Monitoring information acquisition means for acquiring the event information from the state monitoring means;
For each event information acquired by the monitoring information acquisition means, an acquisition information detection means for detecting an item of required image information;
Image information acquisition means for acquiring current image information corresponding to the item of image information detected by the acquisition information detection means from the image information generation means;
The image information acquired by the image information acquisition unit is stored as a development image file, and when the development permission of the development image file is acquired, the development image file is transmitted to the receiving device. File storage means;
Notification information generating means for generating notification information including the event information and the address of the development image file stored in the development file storage means, and transmitting the notification information to the receiving device;
An authentication unit that receives a file expansion request transmitted from the receiving device in response to the notification information transmitted by the notification information generation unit, generates an expansion permission, and sends it to the expansion file storage unit;
Have
The receiving device is:
Receiving means for receiving the notification information transmitted from the notification information generating means and the development image file transmitted from the development file storage means;
A file expansion request generating means for generating a file expansion request and transmitting the file expansion request to the transmission device when requested by the user to expand the image file for expansion at the address included in the notification information;
Notification information output means for outputting the notification information received by the receiving means and the image file for development;
A remote monitoring system comprising: In a remote monitoring system comprising a monitoring device for monitoring a facility to be monitored, a display device and a transmission device connected to the monitoring device, and a receiving device connected to the transmission device via a network,
The monitoring device
Connected to the facility to be monitored, obtains information about the state from this facility to generate monitoring information, monitors whether the state has changed, and determines event information when it is determined that the state has changed. State monitoring means to generate,
Text information generating means for generating text information based on the monitoring information;
Have
The display device
Display means for displaying the text information generated by the text information generating means;
The transmitter is
Monitoring information acquisition means for acquiring the event information from the state monitoring means;
For each event information acquired by the monitoring information acquisition means, an acquisition information detection means for detecting an item of required text information;
Text information acquisition means for acquiring current text information corresponding to the item of text information detected by the acquisition information detection means from the text information generation means;
The text information acquired by the text information acquisition means is stored as an expansion text file, and when the expansion permission of the expansion text file is acquired, the expansion text file is transmitted to the receiving device. File storage means;
Notification information generating means for generating notification information including the event information and the address of the expansion text file stored in the expansion file storage means, and transmitting the notification information to the receiving device;
An authentication unit that receives a file expansion request transmitted from the receiving device in response to the notification information transmitted by the notification information generation unit, generates an expansion permission, and sends it to the expansion file storage unit;
Have
The receiving device is:
Receiving means for receiving the notification information transmitted from the notification information generating means and the expansion text file transmitted from the expansion file storage means;
A file expansion request generating unit that generates a file expansion request and transmits the file expansion request to the transmitting device when requested by the user to expand the text file for expansion of the address included in the notification information;
Notification information output means for outputting the notification information and the expansion text file received by the reception means;
A remote monitoring system comprising: The remote monitoring system according to claim 1 or 2,
The authentication unit transmits an input request for identification information of the user to the receiving device when the file expansion request is received, and the identification information acquired from the receiving device based on the input request for the identification information is valid. When it is a thing, a development permission is generated and sent to the file storage means for development,
The remote monitoring system according to claim 1, wherein the file expansion request generation unit transmits the identification information input from the user to the authentication unit when acquiring the identification information input request from the authentication unit. The remote monitoring system according to any one of claims 1 to 3,
The transmitter is
When the event information is acquired from the monitoring information acquisition means, the interval with the previously acquired event information is calculated, and when the calculated interval is shorter than a preset threshold, it is determined that the event is a continuous event. When the previous event information is estimated as the cause of the occurrence and the calculated interval is longer than a preset threshold, it can be judged as a single occurrence event and can be the cause of the occurrence of event information based on the status of the monitoring information Search for highly reliable monitoring information, sort the addresses of the text file for development or image file for development of the corresponding monitoring information in the order of the most likely cause of occurrence, and then sort the developed text file or development An occurrence cause estimating means for estimating an address of an image file for information as information related to the cause of the event information,
The notification information generation means adds the previous event information estimated as the cause of occurrence by the occurrence cause estimation means, or the address information of the development text file or development image file of the monitoring information to the notification information. A remote monitoring system for transmitting to the receiving device. When the monitoring device connected to the facility to be monitored acquires information about the state from this facility and generates monitoring information, monitors whether the state has changed, and determines that the state has changed A state monitoring step for generating event information;
An image information generation step of generating image information based on the monitoring information in a display device connected to the monitoring device;
In the display device, a display step for displaying the image information generated in the image information generation step;
In the transmission device connected to the monitoring device and the display device, a monitoring information acquisition step of acquiring event information generated in the state monitoring step;
In the transmission device, for each event information acquired in the monitoring information acquisition step, an acquisition information detection step of detecting an item of required image information;
In the transmission device, an image information acquisition step of acquiring current image information corresponding to the item of image information detected in the acquisition information detection step from the image information generated in the image information generation step;
In the transmission device, a development file storage step for storing the image information acquired in the image information acquisition step as a development image file;
In the transmission device, notification information generation including the event information and the address of the development image file stored in the development file storage step is generated and transmitted to the reception device connected via the network Steps,
In the receiving device, a notification information receiving step for receiving the notification information transmitted in the notification information generating step;
A file expansion request generating step of generating a file expansion request and transmitting it to the transmission device when requested by the user to expand the image file for expansion at the address included in the notification information in the receiving device;
In the transmission device, when a file expansion request is received, an expansion permission generation step of generating an expansion permission;
In the transmitting device, when the development permission is generated, a development image file transmission step of transmitting the development image file to the receiving device;
In the receiving device, a development image file receiving step for receiving the development image file transmitted in the development image file transmission step;
A notification information output step for outputting the notification information received in the notification information reception step and the development image file received in the development image file reception step;
A remote monitoring method comprising: When the monitoring device connected to the facility to be monitored acquires information about the state from this facility and generates monitoring information, monitors whether the state has changed, and determines that the state has changed A state monitoring step for generating event information;
In the monitoring device, a text information generation step for generating text information based on the monitoring information;
In a display device connected to the monitoring device, a display step for displaying the text information generated in the text information generation step;
In the transmission device connected to the monitoring device and the display device, a monitoring information acquisition step of acquiring event information generated in the state monitoring step;
In the transmission device, for each event information acquired in the monitoring information acquisition step, an acquisition information detection step of detecting a required text information item;
In the transmission device, a text information acquisition step for acquiring current text information corresponding to the text information item detected in the acquisition information detection step from the text information generated in the text information generation step;
In the transmitting device, a development file storage step for storing the text information acquired in the text information acquisition step as a development text file;
In the transmission device, generation of notification information including the event information and the address of the expansion text file stored in the expansion file storage step is generated and transmitted to the reception device connected via the network Steps,
In the receiving device, a notification information receiving step for receiving the notification information transmitted in the notification information generating step;
In the receiving device, when requested by the user to expand the text file for expansion of the address included in the notification information, a file expansion request generating step of generating a file expansion request and transmitting it to the transmitting device;
In the transmission device, when a file expansion request is received, an expansion permission generation step of generating an expansion permission;
In the transmitting device, when the expansion permission is generated, a expansion text file transmission step of transmitting the expansion text file to the receiving device;
In the receiving device, a development text file receiving step for receiving the development text file transmitted in the development text file transmission step;
A notification information output step for outputting the notification information received in the notification information reception step and the expansion text file received in the expansion text file reception step;
A remote monitoring method comprising: The remote monitoring method according to claim 5 or 6,
In the expansion permission generation step, when the file expansion request is received, an input request for identification information of the user is transmitted to the reception device, and the identification information acquired from the reception device based on the input request for identification information is Generate expansion permission when it is legitimate,
The remote monitoring method according to claim 1, further comprising: an identification information transmission step of transmitting the identification information input from the user to the transmission device when the reception device acquires the identification information input request. In the remote monitoring method of any one of Claims 5-7,
The transmitter is
When the event information is acquired in the monitoring information acquisition step, the interval with the previously acquired event information is calculated, and when the calculated interval is shorter than a preset threshold, it is determined that the event is a continuous event, and the previous time If the calculated event interval is longer than a preset threshold, it is determined that the event information is a single occurrence event and the event information may be generated based on the state of the monitoring information. Search the monitoring information with the highest level, sort the addresses of the text file for development or the image file for development of the corresponding monitoring information in the order of the most likely cause of occurrence, and sort the rearranged text file for development or development An occurrence cause estimating step of estimating an address of an image file as information related to the cause of occurrence of the event information,
In the notification information generation step, the previous event information estimated as the cause of occurrence in the occurrence cause estimation step, or the address information of the development text file or development image file of the monitoring information is added to the notification information. And transmitting to the receiving device.

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