CN213715779U - Network control system fault detection system - Google Patents
Network control system fault detection system Download PDFInfo
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- CN213715779U CN213715779U CN202120142334.8U CN202120142334U CN213715779U CN 213715779 U CN213715779 U CN 213715779U CN 202120142334 U CN202120142334 U CN 202120142334U CN 213715779 U CN213715779 U CN 213715779U
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Abstract
The utility model discloses a network control system fault detection system, its technical scheme is: including PLC, the PLC output is connected with storage module, warning module and warning module, the PLC link is connected with detection module, the beneficial effects of the utility model are that: whether the current detector confirms the circuit that control system used has electricity in, if not, the check circuit can, if there is then need the dust detector, temperature detector and humidity detector detect control system's surrounding environment simultaneously, the information transfer that detects is for PLC, PLC stores in the memory after with information analysis, it still transmits information on the display, if dust concentration, arbitrary one of temperature or humidity exceeds standard, warning light and alarm lamp work, tell the problem that appears among the staff control system from this, if each item index is all normal, the staff opens the shell that holds control system, the service behavior of each item component in the inspection module, the measuring result is accurate.
Description
Technical Field
The utility model relates to a control system detects technical field, concretely relates to network control system fault detection system.
Background
DCS is a distributed control system, and is also called as a distributed control system in the domestic automatic control industry. The computer control system is a novel computer control system relative to a centralized control system, and is developed and evolved on the basis of the centralized control system. The system is a multi-stage computer system which is composed of a process control stage and a process monitoring stage and takes a communication network as a link, integrates 4C technologies of computers, communication, display, control and the like, and has the basic ideas of decentralized control, centralized operation, hierarchical management, flexible configuration and convenient configuration. In the special control field, such as the nuclear power plant control system, DCS is mistakenly called a digital control system, which is still essentially a distributed operating system. Since the network plays a decisive role in the real-time, reliability and scalability of the entire DCS system, manufacturers have made elaborate design in this regard. For the system network of a DCS, it must meet the requirement of real-time performance, i.e. the transfer of information is completed within certain time limits. The term "determining" as used herein means that the information transfer is accomplished within the time limit in any case, and the time limit is determined according to the real-time requirements of the controlled process. Therefore, the measure of the performance of the system network is not the rate DCS of the network, known as the number of bits per second, but the real-time performance of the system network, i.e. how long it is possible to ensure that the transmission of the required information is completed.
The prior art has the following defects: when an existing DCS is used normally, if dust in a module exceeds standard, the temperature is high or humidity is high, the DCS can break down, in addition, elements in the module are aged due to the fact that the DCS is used for a long time, and the DCS cannot be used normally.
Therefore, it is necessary to invent a network control system fault detection system.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a network control system fault detection system, which confirms whether the circuit applied by the control system has electricity through the current detector, if not, the circuit is checked, if yes, the dust detector, the temperature detector and the humidity detector are needed to simultaneously detect the surrounding environment of the control system, then the detected information is transmitted to the PLC, the PLC analyzes the information and stores the information in the memory, meanwhile, the system also transmits information on a display, if any one of dust concentration, temperature or humidity exceeds the standard, the warning lamp and the alarm lamp work, telling the problem that appears among the staff control system from this, if each item index is all normal, then the staff can open the shell that holds control system, the service behavior of each item component in the inspection module, and measuring result is accurate to solve the problem that DCS can not normal use.
In order to achieve the above object, the present invention provides the following technical solutions: a network control system fault detection system comprises a PLC, wherein the output end of the PLC is connected with a storage module, a warning module and a warning module, and the connecting end of the PLC is connected with a detection module;
the PLC is used for analyzing and controlling the whole service system;
the detection module is used for detecting the whole system, transmitting the detected information to the PLC, analyzing the received information by the PLC and recording the analyzed information in the storage module;
the display module is used for displaying information transmitted by the PLC;
the warning module is used for warning workers.
Preferably, the storage module comprises a memory.
Preferably, the detection module comprises a current tester, a dust detector, a temperature detector and a humidity detector.
Preferably, the display module comprises a display.
Preferably, the warning module comprises a warning lamp and an alarm.
Preferably, the current tester is used for detecting whether the circuit works or not.
The utility model has the advantages that:
the utility model discloses a current detection appearance confirms whether have electricity in the circuit that control system used, if nothing, the check circuit can, if have then need dust detector, temperature-detecting appearance and moisture detector detect control system's surrounding environment simultaneously, later the information transfer that detects gives PLC, PLC saves in the memory after with information analysis, meanwhile it still with information transmission on the display, if dust concentration, an arbitrary factor of temperature or humidity exceeds standard, warning light and alarm lamp work, tell the problem that appears among the staff control system from this, if each item index is all normal, so the staff can open the shell that holds control system, the in-service behavior of each item component in the check module, the measuring result is accurate.
Drawings
Fig. 1 is a block diagram of a system provided by the present invention;
FIG. 2 is a system block diagram provided by the present invention;
FIG. 3 is a unit diagram of a warning module provided by the present invention;
FIG. 4 is a block diagram of a detection module provided by the present invention;
in the figure: 1. a PLC; 2. a storage module; 3. a detection module; 4. a display module; 5. a warning module; 6. a memory; 7. a current tester; 8. a dust detector; 9. a temperature detector; 10. a humidity detector; 11. a display; 12. a warning light; 13. an alarm.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
the PLC1 is used for analyzing and controlling the whole service system;
the detection module 3 is used for detecting the whole system, transmitting the detected information to the PLC1, analyzing the received information by the PLC1 and recording the analyzed information in the storage module 2;
the warning module 4 is used for displaying information transmitted by the PLC 1;
the display module 5 is used for warning workers.
Further, the storage module 2 comprises a memory 6, the model of the memory 6 is S7-200SMART ST20, the memory is a memory device used for storing information in modern information technology, the concept is wide, and there are many layers, and in a digital system, the memory can be any memory as long as binary data can be stored; in an integrated circuit, a circuit without a physical form and with a storage function is also called a memory, such as a RAM, a FIFO and the like; in the system, the storage device in physical form is also called a memory, such as a memory bank, a TF card and the like. All information in the computer, including input original data, computer program, intermediate operation result and final operation result, are stored in the memorizer, it stores and fetches information according to the position that the controller appoints, there is memorizer, the computer has memory function, can guarantee the normal work, the memorizer in the computer can be divided into main memory (internal memory) and auxiliary memory (external memory) according to the use memorizer, also there is classification method divided into external memory and internal memory, the external memory is usually magnetic medium or CD, etc., can keep information for a long time, the internal memory refers to the storage unit on the mother board, used for depositing the data and procedure that is being carried out at present, but only used for storing procedure and data temporarily, close the power or cut off the power, the data will be lost.
Further, the detection module 3 includes a current tester 7, a dust detector 8, a temperature detector 9 and a humidity detector 10, the model of the current tester 7 is HAS1-SC5200, the current tester 7 is a portable rectifier with high sensitivity and multi-range protection circuit, and the portable rectifier is characterized in that: the measuring range is wide, and total twenty ranges can measure alternating current-direct current stray voltage and stray current respectively, does not need the power itself, safe and reliable, dust detector 8 model is LM61-M210-LC, and dust detector 8 is for short the dust meter, also called dust measuring apparatu or dust tester, mainly used detects the dust concentration in the ambient air, and the kind of dust meter divide into: the laser dust meter is an online continuous monitoring dust meter, a portable dust meter and the like, the dust meter is widely applied to a disease prevention control center, mines, metallurgy, power plants, chemical manufacturing, health supervision, environmental protection, environmental online monitoring and the like, the type of the temperature detector 9 is JAUT D, the temperature detector 9 is a detection device which is widely applied in industrial production, and the type of the humidity detector 10 is WKY26-WDT-2CY and can detect the humidity in the air.
Further, the display module 5 comprises a display 11, the display 11 is a common LED display screen, and information transmitted by the PLC1 can be displayed by setting the display 11.
Further, the warning module 4 comprises a warning lamp 12 and an alarm 13, the warning lamp 12 is a common LED lamp, the type of the alarm 13 is ZA05-1450, and the alarm can warn a worker when being matched with the warning lamp 12.
Further, the current tester 7 is used for detecting whether the circuit works, and the current tester 7 is arranged to detect the circuit for the system.
The utility model discloses a use as follows: when the utility model is used, if the control system breaks down, the PLC1 firstly confirms whether the circuit applied by the control system has electricity through the current detector 7, if no current exists, the circuit is checked, if yes, the dust detector 8, the temperature detector 9 and the humidity detector 10 need to be controlled to simultaneously detect the surrounding environment of the control system, then the dust detector 8, the temperature detector 9 and the humidity detector 10 transmit the detected information to the PLC1, the PLC1 analyzes the information and then respectively transmits the information to the storage module 2 and the display module 4, the memory 6 records the detected information, the display 11 feeds back the detected information on the screen, so that the worker can know the condition of the control system in time, if any factor of dust concentration, temperature or humidity exceeds the standard, the PLC1 can control the warning lamp 12 and the alarm lamp 13 to work, the two cooperate with each other to tell the worker about the problems appearing in the control system, if all indexes are normal, the staff can open the shell for containing the control system, check the service conditions of all elements in the module, and the measurement result is accurate.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (6)
1. A network control system fault detection system, includes PLC (1), its characterized in that: the output end of the PLC (1) is connected with a storage module (2), a display module (4) and a warning module (5), and the connecting end of the PLC (1) is connected with a detection module (3);
the PLC (1) is used for analyzing and controlling the whole service system;
the detection module (3) is used for detecting the whole system, transmitting the detected information to the PLC (1), and then the PLC (1) analyzes the received information and records the analyzed information in the storage module (2);
the display module (4) is used for displaying the information transmitted by the PLC (1);
the warning module (5) is used for warning workers.
2. The network control system fault detection system of claim 1, wherein: the memory module (2) comprises a memory (6).
3. The network control system fault detection system of claim 1, wherein: the detection module (3) comprises a current tester (7), a dust detector (8), a temperature detector (9) and a humidity detector (10).
4. The network control system fault detection system of claim 1, wherein: the display module (4) comprises a display (11).
5. The network control system fault detection system of claim 1, wherein: the warning module (5) comprises a warning lamp (12) and an alarm (13).
6. A network control system fault detection system according to claim 3, wherein: the current tester (7) is used for detecting whether the circuit works or not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120142334.8U CN213715779U (en) | 2021-01-19 | 2021-01-19 | Network control system fault detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120142334.8U CN213715779U (en) | 2021-01-19 | 2021-01-19 | Network control system fault detection system |
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| Publication Number | Publication Date |
|---|---|
| CN213715779U true CN213715779U (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120142334.8U Expired - Fee Related CN213715779U (en) | 2021-01-19 | 2021-01-19 | Network control system fault detection system |
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| Country | Link |
|---|---|
| CN (1) | CN213715779U (en) |
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2021
- 2021-01-19 CN CN202120142334.8U patent/CN213715779U/en not_active Expired - Fee Related
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