CN110850852A - Industrial control equipment fault notification system and method - Google Patents
Industrial control equipment fault notification system and method Download PDFInfo
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- CN110850852A CN110850852A CN201911235095.4A CN201911235095A CN110850852A CN 110850852 A CN110850852 A CN 110850852A CN 201911235095 A CN201911235095 A CN 201911235095A CN 110850852 A CN110850852 A CN 110850852A
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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Abstract
The invention discloses a fault notification system for industrial control equipment, which comprises a server and a plurality of industrial control equipment, wherein the industrial control equipment is remotely connected with the server, the industrial control equipment comprises a remote communication module, a judgment module, a local communication module and a heartbeat module, and the local communication modules of the industrial control equipment are connected in a local communication mode. The system can ensure that the fault information is transmitted to the server when the industrial control equipment is in remote communication fault, has high reliability, is favorable for timely processing the fault information, and avoids economic loss. The invention also discloses a method for notifying the fault of the industrial control equipment.
Description
Technical Field
The invention relates to a woodworking tool, in particular to a fault notification system and method for industrial control equipment.
Background
Industrial Personal Computer (IPC): the industrial control computer is a tool which adopts a bus structure and detects and controls the production process, electromechanical equipment and process equipment. Industrial control equipment is applied to more and more industries, and when the industrial control equipment breaks down, different workers are generally required to be informed to process according to the fault condition. However, in the prior art, because the number of the industrial control devices is large, the devices are generally monitored in a remote monitoring mode, if a communication function of the industrial control devices fails, the failure condition of the industrial control devices cannot be known, and a worker cannot timely handle the device failure, so that great economic loss is caused, and inconvenience is brought to users.
At present, the remote communication of the existing industrial control equipment is greatly influenced by environment and network, fault information is difficult to send in time under the condition of severe environment or poor network, if a remote communication module of one piece of equipment is damaged, the fault information cannot be sent to a server, the fault information cannot be processed in time, and great economic loss is caused. And limited by the space of the local communication connection, the local server can only monitor and process devices within a certain spatial range.
Disclosure of Invention
In order to solve the technical problems, the invention discloses an industrial control equipment fault notification system which can ensure that fault information is transmitted to a server when the industrial control equipment is in remote communication fault, has high reliability, is beneficial to timely processing the fault information and avoids economic loss, and also discloses an industrial control equipment fault notification method.
The invention is realized by the following technical scheme:
the industrial control equipment fault notification system comprises a server and a plurality of industrial control equipment, wherein the industrial control equipment is remotely connected with the server, the industrial control equipment comprises a remote communication module, a judgment module, a local communication module and a heartbeat module, and the local communication modules of the industrial control equipment are connected in a local communication mode.
Further, the server comprises a communication module and a processing module, the communication module comprises a message receiving module and a message sending module, the message receiving module is used for receiving equipment fault information sent by the industrial control equipment, the message sending module is used for sending a received message to the industrial control equipment, the processing module is used for judging whether the industrial control equipment fault information is received, if yes, the message sending module is notified to send the received message to the industrial control equipment, and corresponding notification is sent according to the industrial control equipment fault information.
Further, the remote communication module includes a first message sending unit and a second message sending unit, where the first message sending unit is configured to send device failure information to the server when a device fails; and the second message sending unit is used for sending the fault information of the industrial control equipment connected with the equipment to the server.
Further, the judging module includes a first judging unit, a second judging unit and a selecting unit, wherein:
a first judgment unit: judging whether industrial control equipment fails or not;
a second judgment unit: judging whether the server receives the fault information of the industrial control equipment or not, if so, not adopting any operation; if not, informing the local communication module to send equipment fault information to the industrial control equipment in local communication connection with the equipment;
a selection unit: and identifying and selecting other equipment with the heartbeat signal between the local equipment, and informing the local communication module to send equipment fault information to the equipment in local communication connection with the local equipment.
Further, the local communication module includes a message receiving unit and a message sending unit, where the message receiving unit is used to receive fault information sent by a device locally connected to the local device; the message sending unit is used for sending the equipment fault information of the equipment to the fault information sent by the equipment locally connected with the equipment.
Further, the heartbeat module comprises a heartbeat sending unit and a heartbeat receiving unit, wherein the heartbeat sending unit is used for sending a self-defined command word to other industrial control equipment at regular time to display the self state, and sending the command word at a certain time interval, which is similar to heartbeat, namely a heartbeat signal, and the sending range is set in a certain space range; the heartbeat receiving unit is used for receiving heartbeat signals sent by other industrial control equipment.
A fault notification method for industrial control equipment comprises the following steps:
(1) sending failure information to a server: after the first judging unit judges that the equipment A has a fault, a first message sending unit of the remote communication module sends fault information to a message receiving module of the server;
(2) judging whether the server receives the fault information of the industrial control equipment: the server sends feedback information to the equipment A through the message sending module after receiving the message, if the second judgment unit can receive the feedback information, the server receives the fault information, and otherwise, the server does not receive the fault information;
(3) if the server receives the fault information, no operation is adopted, and if the fault information is not received, the industrial control equipment performs standby operation.
Further, the alternative operation comprises the steps of:
(31) identifying and selecting other industrial control equipment: if the server does not receive the fault information of the equipment A, the selection unit of the equipment A identifies and selects the equipment B with the heartbeat signal between the equipment A and the equipment B; the device B can be one or more industrial control devices, the device A is in local communication connection with the device B, and a heartbeat signal exists between the device A and the device B;
(32) sending equipment fault information to local communication connection industrial control equipment: the fault information is sent to the equipment B by the fault equipment A through the local communication module, and the fault information is sent to the server by the remote communication module after the fault information of the equipment A is received by the equipment B.
And by analogy, if the device B also fails at the same time, the failed device and the device B may also send the failure information to other local industrial control devices.
Further, the device B may also be a communication switching device in a certain area, and the device B is only responsible for receiving fault information of other devices in the certain area and then uploading the fault information to the server;
furthermore, a heartbeat signal exists between the equipment B and the fault equipment, and when the fault equipment cannot send out the heartbeat signal, the equipment B actively reports the fault of the equipment A to the server;
further, the local communication connection mode may be a physical connection or a local area network connection.
The device B may be the same industrial control device as the device a, but according to different application scenarios, in a certain spatial range, the device B may also be a standby information transfer device in the spatial range, and locally connected to all the industrial control devices a in the range, so that when the industrial control device a cannot send the fault information to the server through remote communication, the fault information may be sent to the device B, and the device B may also send the fault information of the device a to the server.
Compared with the prior art, the invention has the following advantages and beneficial effects:
according to the industrial control equipment fault notification system, local communication connection and heartbeat signal connection are achieved among a plurality of industrial control equipment through the local communication module and the heartbeat module within a certain space range, when the remote communication module of the equipment fails, fault information is transmitted to other industrial control equipment within the space range through the local communication module, and the equipment fault information can be effectively transmitted to a server in time by means of other industrial control equipment, so that huge economic loss caused by untimely fault processing of the industrial control equipment is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic view of the structure between modules of the present invention;
FIG. 2 is a main flow chart of the present invention;
FIG. 3 is a flowchart illustrating a method for determining whether a server receives a failure message according to the present invention;
FIG. 4 is a flow chart of another apparatus for identifying the selective presence of a heartbeat signal in accordance with the present invention;
FIG. 5 is a flow chart of the present invention for sending fault information to other devices;
FIG. 6 is a schematic structural diagram according to embodiment 6 of the present invention;
fig. 7 is a schematic structural diagram of embodiment 7 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
As shown in fig. 1, the industrial control device fault notification system of the present invention includes a server and a plurality of industrial control devices, where the industrial control devices are remotely connected to the server, each industrial control device includes a remote communication module, a judgment module, a local communication module and a heartbeat module, and local communication modules of the plurality of industrial control devices are connected through local communication.
Further, the server comprises a communication module and a processing module, the communication module comprises a message receiving module and a message sending module, the message receiving module is used for receiving equipment fault information sent by the industrial control equipment, the message sending module is used for sending a received message to the industrial control equipment, the processing module is used for judging whether the industrial control equipment fault information is received, if yes, the message sending module is notified to send the received message to the industrial control equipment, and corresponding notification is sent according to the industrial control equipment fault information.
Further, the remote communication module includes a first message sending unit and a second message sending unit, where the first message sending unit is configured to send device failure information to the server when a device fails; and the second message sending unit is used for sending the fault information of the industrial control equipment connected with the equipment to the server.
Further, the judging module includes a first judging unit, a second judging unit and a selecting unit, wherein:
a first judgment unit: judging whether industrial control equipment fails or not;
a second judgment unit: judging whether the server receives the fault information of the industrial control equipment or not, if so, not adopting any operation; if not, informing the local communication module to send equipment fault information to the industrial control equipment in local communication connection with the equipment;
a selection unit: and identifying and selecting other equipment with the heartbeat signal between the local equipment, and informing the local communication module to send equipment fault information to the equipment in local communication connection with the local equipment.
Further, the local communication module includes a message receiving unit and a message sending unit, where the message receiving unit is used to receive fault information sent by a device locally connected to the local device; the message sending unit is used for sending the equipment fault information of the equipment to the fault information sent by the equipment locally connected with the equipment.
Further, the heartbeat module comprises a heartbeat sending unit and a heartbeat receiving unit, wherein the heartbeat sending unit is used for sending a self-defined command word to other industrial control equipment at regular time to display the self state, sending the command word at a certain time interval, and setting the sending range in a certain space range, wherein the sending range is similar to the heartbeat; the heartbeat receiving unit is used for receiving heartbeat signals sent by other industrial control equipment.
Example 2
As shown in fig. 2, a method for notifying faults of industrial control equipment includes the following steps:
(1) sending failure information to a server: after the first judging unit judges that the equipment A has a fault, a first message sending unit of the remote communication module sends fault information to a message receiving module of the server;
(2) judging whether the server receives the fault information of the industrial control equipment: the server sends feedback information to the equipment A through the message sending module after receiving the message, if the second judgment unit can receive the feedback information, the server receives the fault information, and otherwise, the server does not receive the fault information;
(3) if the server receives the fault information, no operation is adopted, and if the fault information is not received, the industrial control equipment performs standby operation.
Further, the alternative operation comprises the steps of:
(31) identifying and selecting other industrial control equipment: if the server does not receive the fault information of the equipment A, the selection unit of the equipment A identifies and selects the equipment B with the heartbeat signal between the equipment A and the equipment B; the device B can be one or more industrial control devices, the device A is in local communication connection with the device B, and a heartbeat signal exists between the device A and the device B;
(32) sending equipment fault information to local communication connection industrial control equipment: the fault information is sent to the equipment B by the fault equipment A through the local communication module, and the fault information is sent to the server by the remote communication module after the fault information of the equipment A is received by the equipment B.
Further, the local communication connection mode may be a physical connection or a local area network connection.
Example 3
As shown in fig. 3, it is determined whether the server receives the failure information:
1.1 sending failure information to the server: after the equipment A is judged to have a fault, firstly, the remote communication module sends fault information to the server; here, the industrial control equipment A is remotely connected with the server through a network;
1.2 under normal conditions, a communication module at a server side receives fault information of the equipment A;
1.3 after receiving the fault information of the equipment A, the server sends the fault information to the processing module under normal conditions, and simultaneously sends feedback information to the equipment A, which indicates that the server receives the fault information of the equipment A;
1.4, detecting whether the equipment A receives the feedback information, if the equipment A can receive the feedback information, indicating that the server receives the fault information, and if not, indicating that the fault information is not received;
1.5 if the server receives the failure information, no operation is taken, if the server does not receive the failure information, the standby operation is carried out.
Example 4
As shown in fig. 4, other devices selected for the presence of a heartbeat signal are identified:
2.1 the industrial control equipment A sends a heartbeat signal, regularly informs other industrial control equipment of a self-defined command word of the self state, sends the command word according to a certain time interval, is similar to the heartbeat, and sets a sending range in a certain space range;
2.2 the industrial control equipment B receives the heartbeat signal of the industrial control equipment A;
2.3 the industrial control equipment B sends heartbeat signals to the industrial control equipment A at the same time;
2.4 the industrial control equipment A receives the heartbeat signal of the industrial control equipment B;
2.5 the industrial control equipment A detects whether heartbeat signals of other industrial control equipment are received;
2.6 the industrial control equipment A identifies and selects the industrial control equipment with the heartbeat signal;
example 5
As shown in fig. 5, sending failure information to other devices:
3.1, the judging module identifies and selects the industrial control equipment B with the heartbeat signal existing in the industrial control equipment A, and sends an instruction to the local communication module;
3.2 the local communication module sends the fault information to the local communication module of the industrial control equipment B;
3.3 the industrial control equipment B transmits the fault information of the equipment A to a remote communication module of the equipment B;
3.4 the industrial control equipment B sends the fault information of the equipment A to the server through the remote communication module of the industrial control equipment B.
Example 6
As shown in fig. 6, the implementation method of the present invention is implemented without an information transfer device:
the industrial control equipment A1 is fault equipment, the industrial control equipment A2 and A3 are equipment which are in local communication connection with the industrial control equipment A1, and the industrial control equipment A1 is completely the same as the industrial control equipment A2 and A3;
after judging that the device A1 has a fault, firstly, the remote communication module sends fault information to the server; here, device a1 is remotely connected to a server, such as a network or the like; after sending the fault information to the server through the remote communication module, judging whether the server receives the fault information, wherein the judgment specifically means that the server sends feedback information to the device A1 after receiving the message, if the feedback information can be received, the server receives the fault information, otherwise, the server does not receive the fault information; if the server receives the fault information, no operation is taken; if the server does not receive the failure information of the device a1, the device a1 selects a device with which a heartbeat signal exists between the device a2 and the device A3, and here, assuming that the device a1 detects that a heartbeat signal exists with the device a2, the failed device a1 transmits the failure information to the device a2 and the industrial control device a2 transmits the failure information of the device a1 to the server through local communication.
Example 7
As shown in fig. 7, the implementation method of the present invention in the presence of information transfer equipment:
the industrial control equipment B1 is fault equipment, switching equipment exists, the industrial control equipment B1 and B2 are in local communication connection with the switching equipment, local connection does not exist between the industrial control equipment B1 and the industrial control equipment B2, and one or more switching equipment may exist in a certain space range;
after judging that the device B1 has a fault, firstly, the remote communication module sends fault information to the server; here, the device B1 is remotely connected to a server, such as a network or the like; after sending the fault information to the server through the remote communication module, judging whether the server receives the fault information, wherein the judgment specifically means that the server sends feedback information to the device B1 after receiving the message, if the feedback information can be received, the server receives the fault information, otherwise, the server does not receive the fault information; if the server receives the fault information, no operation is taken; if the server does not receive the failure information of device B1, device B1 identifies the transit device with which the heartbeat signal exists, sends the failure information to the transit device through local communication, and the transit device sends the failure information of device B1 to the server.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. The industrial control equipment fault notification system is characterized by comprising a server and a plurality of industrial control equipment, wherein the industrial control equipment is remotely connected with the server, the industrial control equipment comprises a remote communication module, a judgment module, a local communication module and a heartbeat module, and the local communication modules of the industrial control equipment are connected in a local communication mode.
2. The industrial control equipment fault notification system according to claim 1, wherein the server includes a communication module and a processing module, the communication module includes a message receiving module and a message sending module, the message receiving module is configured to receive equipment fault information sent by the industrial control equipment, the message sending module is configured to send a received message to the industrial control equipment, the processing module is configured to determine whether the fault information of the industrial control equipment is received, and if so, the message sending module is notified to send the received message to the industrial control equipment, and a corresponding notification is sent according to the fault information of the industrial control equipment.
3. The industrial control equipment fault notification system according to claim 1, wherein the remote communication module includes a first message sending unit and a second message sending unit, and the first message sending unit is configured to send equipment fault information to the server side when the equipment fails; and the second message sending unit is used for sending the fault information of the industrial control equipment connected with the equipment to the server.
4. The industrial control equipment fault notification system according to claim 1, wherein the judgment module includes a first judgment unit, a second judgment unit and a selection unit, wherein:
a first judgment unit: judging whether industrial control equipment fails or not;
a second judgment unit: judging whether the server receives the fault information of the industrial control equipment or not, if so, not adopting any operation; if not, informing the local communication module to send equipment fault information to the industrial control equipment in local communication connection with the equipment;
a selection unit: and identifying and selecting other equipment with the heartbeat signal between the local equipment, and informing the local communication module to send equipment fault information to the equipment in local communication connection with the local equipment.
5. The industrial control equipment fault notification system according to claim 1, wherein the local communication module includes a message receiving unit and a message sending unit, the message receiving unit is configured to receive fault information sent by equipment locally connected to the local equipment; the message sending unit is used for sending the equipment fault information of the equipment to the fault information sent by the equipment locally connected with the equipment.
6. The industrial control equipment fault notification system according to claim 1, wherein the heartbeat module includes a heartbeat sending unit and a heartbeat receiving unit, the heartbeat sending unit is configured to send a self-defined command word to other industrial control equipment at regular time to display a self-state, that is, a heartbeat signal, and the sending range is set within a certain spatial range; the heartbeat receiving unit is used for receiving heartbeat signals sent by other industrial control equipment.
7. The fault notification method of the industrial control equipment fault notification system is characterized by comprising the following steps of:
(1) sending failure information to a server: after the first judging unit judges that the equipment A has a fault, a first message sending unit of the remote communication module sends fault information to a message receiving module of the server;
(2) judging whether the server receives the fault information of the industrial control equipment: the server sends feedback information to the equipment A through the message sending module after receiving the message, if the second judgment unit can receive the feedback information, the server receives the fault information, and otherwise, the server does not receive the fault information;
(3) if the server receives the fault information, no operation is adopted, and if the fault information is not received, the industrial control equipment performs standby operation.
8. The industrial control equipment fault notification method according to claim 7, wherein the alternative operation comprises the following steps:
(31) identifying and selecting other industrial control equipment: if the server does not receive the fault information of the equipment A, the selection unit of the equipment A identifies and selects the equipment B with the heartbeat signal between the equipment A and the equipment B; the device B can be one or more industrial control devices, the device A is in local communication connection with the device B, and a heartbeat signal exists between the device A and the device B;
(32) sending equipment fault information to local communication connection industrial control equipment: the fault information is sent to the equipment B by the fault equipment A through the local communication module, and the fault information is sent to the server by the remote communication module after the fault information of the equipment A is received by the equipment B.
9. The industrial control equipment fault notification method according to claim 7, wherein the local communication connection mode may be a physical connection or a local area network connection.
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