CN213544763U - Power plant rotating motor fault diagnosis system for coordinating equipment operation arrangement and maintenance working condition - Google Patents
Power plant rotating motor fault diagnosis system for coordinating equipment operation arrangement and maintenance working condition Download PDFInfo
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- CN213544763U CN213544763U CN202022302725.XU CN202022302725U CN213544763U CN 213544763 U CN213544763 U CN 213544763U CN 202022302725 U CN202022302725 U CN 202022302725U CN 213544763 U CN213544763 U CN 213544763U
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Abstract
The utility model discloses a power plant rotating electrical machines fault diagnosis system of maintenance operating mode is arranged in coordination with equipment operation, including rotating electrical machines electrical acquisition terminal, rotating electrical machines non-electrical volume acquisition terminal, fault diagnosis server, maintenance unit, operating mode arrangement unit, display screen and mobile terminal, maintenance unit is including the maintenance information input circuit, maintenance information check circuit, maintenance information normalization circuit, maintenance information coding circuit that connect gradually, maintenance information coding circuit is connected with fault diagnosis server; the operating mode arrangement unit includes equipment arrangement information automatic generation circuit, arrangement information input circuit, arrangement information check circuit, arrangement information normalization circuit, arrangement information coding circuit, the utility model discloses equipment operation arrangement and maintenance information have been gathered, fault diagnosis's efficiency and rate of accuracy have been improved.
Description
Technical Field
The utility model relates to a rotating electrical machines of power plant fault diagnosis system of operating arrangement/maintenance operating mode of equipment in coordination belongs to power equipment operation monitoring and control field.
Background
Under the drive of energy conservation, emission reduction, environmental protection policy requirements and power generation intensification and high-efficiency management requirements, intelligent manufacturing such as intelligent equipment and intelligent factories based on an information physical system are leading the manufacturing mode to change, and the exploration of power generation enterprises on the construction of intelligent power plants is promoted.
The fault diagnosis of the rotating motor at the power generation side is an important means for ensuring the normal operation of a power plant, common fault systems are mostly based on an expert experience method, a signal processing method and a machine learning method, but the motor operation, working condition arrangement and maintenance information of the power plant also have important values for the fault diagnosis of the motor, but the collection and processing of the information are not considered in the prior art.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome the not enough that exists among the prior art, the utility model provides a rotating electrical machines fault diagnosis system of power plant of operating arrangement maintenance operating mode in coordination with equipment, this system can combine the data automatic coding of operating condition arrangement and maintenance information to become real-time priori hidden information to in fusing electric/non-electric volume, finally confirm the fault condition of motor through the fault diagnosis server.
The technical scheme is as follows: in order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a rotating electrical machines fault diagnosis system of power plant of operating arrangement maintenance operating mode of equipment in coordination, includes rotating electrical machines electrical acquisition terminal, the non-electrical volume acquisition terminal of rotating electrical machines, fault diagnosis server, maintenance unit, operating mode arrangement unit, display screen and mobile terminal, wherein:
the rotating motor electric acquisition terminal and the rotating motor non-electric quantity acquisition terminal are in communication connection with the fault diagnosis server through a wired network respectively;
the maintenance unit comprises a maintenance information input circuit, a maintenance information checking circuit, a maintenance information normalization circuit and a maintenance information coding circuit which are sequentially connected, and the maintenance information coding circuit is connected with the fault diagnosis server;
the working condition arrangement unit comprises an equipment arrangement information automatic generation circuit, an arrangement information input circuit, an arrangement information check circuit, an arrangement information normalization circuit and an arrangement information coding circuit, wherein the arrangement information check circuit is respectively connected with the equipment arrangement information automatic generation circuit, the arrangement information input circuit and the arrangement information normalization circuit, and the arrangement information coding circuit is respectively connected with the arrangement information normalization circuit and the fault diagnosis server;
and the fault diagnosis server is in communication connection with the display screen and the mobile terminal through the gateway server.
Preferably: real-time acquisition data of the electric acquisition terminal of the rotating motor and the non-electric quantity acquisition terminal of the rotating motor are sent to the fault diagnosis server through the one-way isolation device.
Preferably: and the fault diagnosis server is connected with the maintenance information coding circuit through a firewall.
Preferably: and the fault diagnosis server is connected with the scheduling information coding circuit through a firewall.
Preferably: the overhaul information check circuit comprises an NE555 type integrated chip and an EPC1PI8N integrated chip which are connected with each other.
Preferably: the overhaul information normalization circuit and the overhaul information coding circuit are EPC1PI8N integrated chips.
Preferably: the automatic generating circuit of the device arrangement information and the arrangement information checking circuit are both an NE555 type integrated chip and an EPC1PI8N integrated chip which are connected with each other.
Preferably: the layout information normalization circuit and the layout information coding circuit are EPC1PI8N integrated chips.
Compared with the prior art, the utility model, following beneficial effect has:
the system collects the operation arrangement/maintenance working condition information, realizes the power plant rotating motor fault diagnosis system of the cooperative equipment operation arrangement/maintenance working condition, can automatically code the data of the working condition arrangement and maintenance information into real-time prior hidden information by combining with the electric/non-electric quantity, can effectively improve the efficiency and the accuracy of equipment fault diagnosis, reduces the equipment fault rate, ensures the operation safety of a power plant, and promotes the production efficiency of the power plant.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the overall architecture of the present invention.
Detailed Description
The invention will be further elucidated with reference to the drawings and specific embodiments, it being understood that these examples are intended to illustrate the invention only and are not intended to limit the scope of the invention, and that modifications to the various equivalent forms of the invention, which may occur to those skilled in the art after reading the present invention, fall within the scope of the invention as defined in the claims appended hereto.
The utility model provides a rotating electrical machines fault diagnosis system of power plant of operating arrangement maintenance operating mode of equipment in coordination, as shown in fig. 1, 2, including rotating electrical machines electrical acquisition terminal, the non-electrical volume acquisition terminal of rotating electrical machines, failure diagnosis server, maintenance unit, operating mode arrangement unit, display screen and mobile terminal, wherein:
1. fault diagnosis server
And the fault diagnosis server is in wired network communication connection with the electric non-electric quantity acquisition terminal/the non-electric quantity acquisition terminal through the switch and the communication management machine.
Real-time acquisition data acquired by the electric non-electric quantity acquisition terminal/the non-electric quantity acquisition terminal is sent to the fault diagnosis server through the one-way isolation device. And the fault diagnosis server is connected with the maintenance unit through a firewall. And the fault diagnosis server is connected with the working condition arranging unit through a firewall. The safety of data is guaranteed.
And the fault diagnosis server is in communication connection with a display screen, a WEB publishing end, a large screen display, a printer, a mobile terminal, a time synchronization device, an operation console and the like through a gateway server and a wireless router.
All internal communication of servers within the system and all communication with external systems are subject to international and industry standards. The system adopts an open and distributed system structure to meet the requirements of the system in the aspects of maintenance, capacity expansion, upgrading and the like.
Based on the electric power information safety standard, the whole system is divided into a production area and a management information area, wherein the production area is provided with a fault diagnosis server and is responsible for collecting relevant data such as protection, measurement and control, sensors and the like, and carrying out storage processing, analysis, control and the like. The production area is connected with the management area through the network one-way isolation device, so that the data security of the production area is ensured. And the data and system safety of the management information large area is ensured by connecting the management large area and the platform through a firewall.
The fault diagnosis server supports various popular hardware platforms and operating systems thereof, such as 32-bit computers and 64-bit computers; the method supports a RISC system structure and also supports a CISC system structure; UNIX, LINUX, and Microsoft Windows operating systems, among others, support mainstream.
2. Data acquisition terminal-Electrical/non-Electrical quantity acquisition part
The electrical quantity data acquisition terminal acquires panoramic information of the electrical quantity of the rotating equipment, and comprises a current transformer, a voltage transformer, a motor protector, a line protector and a medium-voltage relay protector. The non-electrical quantity data acquisition terminal acquires non-electrical quantity panoramic information of the rotating equipment, and the non-electrical quantity data acquisition terminal comprises a wireless temperature sensor, a wireless vibration triaxial sensor or a transmitter based on a LoRa communication protocol. The electric quantity data acquisition terminal is in wired communication connection with the ECMS server through the consultation management machine and the switch.
Various measurement and control information, protection information and protection waveform data of the motor are collected based on the measurement and control device and the protection device, and the measurement and control information, the protection information and the protection waveform data belong to electrical quantities. The wireless temperature sensor and the wireless vibration sensor based on the LoRa communication protocol collect temperature, vibration information and the like of the motor, and belong to non-electrical quantities. The system collects various measurement and control information, protection information and protection waveform data based on the measurement and control device, the protection device and the wireless temperature, humidity and vibration sensor, and monitors the running state of the rotating equipment by arranging/overhauling working conditions, so that the rotating motor can run safely.
The data acquisition terminal is mainly used for acquiring all data which can be provided by a desulfurization 6kV and 400V protection device, a water melting 400V motor protection device, a main workshop public 6kV and a main workshop working section 6kV and 400V protection device; all sensor information related to the health state of the motor comprises temperature, vibration, humidity and other related data; the system collects motor starting and fault recording files protected by the motor.
The data acquisition terminal may monitor other operational information of the rotating device. The rotating device here is mainly referred to as an asynchronous motor.
The data acquisition terminal adopts a sensor or a transmitter to realize the acquisition of the electrical quantity and the non-electrical quantity of the rotating equipment and realize the remote real-time monitoring of the rotating equipment, so that the rotating equipment can run reliably and the service performance can be ensured.
The data acquisition terminal transmits the acquired electrical data and non-electrical data to the fault diagnosis server and the state monitoring service, and uploads the data to the data analysis server for fault diagnosis, so that real-time monitoring and early warning of the data of the rotating equipment are realized, the rotating equipment can run reliably, and the service performance is ensured.
3. Maintenance unit
The overhaul unit comprises an overhaul information input circuit, an overhaul information check circuit, an overhaul information normalization circuit and an overhaul information coding circuit which are sequentially connected, wherein the overhaul information coding circuit is connected with a fault diagnosis server, and the overhaul information coding circuit comprises:
maintenance information entry circuit: the device is used for recording the maintenance information (day ahead, day in or month in or week) of the relevant equipment, maintaining, increasing or deleting the maintenance information of the rotating electrical machines in different time scales such as day ahead, day in or month in or week in charge, converting the maintenance information into digital quantity through an AD/DA conversion circuit, and transmitting the digital quantity to the maintenance information checking circuit through a wire.
The overhaul information check circuit is used for automatically checking overhaul information: the checking circuit comprises an NE555 type integrated chip and an EPC1PI8N integrated chip, is responsible for checking maintenance information which is maintained, added or deleted, has three modules of rotating motor body information, a rotating equipment service object and maintenance time as input, outputs a sign indicating whether the checking is successful or not, and transmits the sign to the maintenance information normalization circuit through a wire.
The maintenance information normalization circuit is used for normalizing maintenance information so as to extract subsequent information: the on-site programmable logic gate array is composed of on-site programmable logic gate arrays, the specific model is an EPC1PI8N integrated chip, the integrated chip is responsible for grading the overhaul time in seconds, the timestamps of overhaul equipment are aligned, the input of a circuit is the overhaul time, the output is the aligned time after the second grading, and the integrated chip is transmitted to an overhaul information coding circuit through wires.
The maintenance information coding circuit is used for coding discrete time into a unified sequence: the system consists of a field programmable logic gate array, is an EPC1PI8N integrated chip in a specific model, is responsible for converting the name of equipment into a vector form, and outputs the vector of the equipment name and the one-hot code through wired transmission to a fault diagnosis server, wherein the one-hot code is used for the inspection time at a second-level time point, and the input of a circuit is the name of the inspection equipment and the second-level time.
4. Operating mode arrangement unit
The working condition arrangement unit comprises an equipment arrangement information automatic generation circuit, an arrangement information input circuit, an arrangement information check circuit, an arrangement information normalization circuit and an arrangement information coding circuit, wherein the arrangement information check circuit is respectively connected with the equipment arrangement information automatic generation circuit, the arrangement information input circuit and the arrangement information normalization circuit, and the arrangement information coding circuit is respectively connected with the arrangement information normalization circuit and the fault diagnosis server, wherein:
the arrangement information input circuit is used for inputting arrangement information (day ahead, day in or month in or week) of related equipment, is responsible for maintaining, increasing or deleting arrangement information of the rotating motor in different time scales such as day ahead, day in or month in or week in and the like, converts the arrangement information into digital quantity through the AD/DA conversion circuit, and transmits the digital quantity to the arrangement information checking circuit through a wire.
The arrangement information automatic generation circuit is used for automatically generating arrangement information according to the month and week conditions, and is specifically an NE555 type integrated chip, an EPC1PI8N integrated chip, a rotating motor operation condition automatic generation circuit responsible for periodic production planning and a manual confirmation circuit, and the arrangement information automatic generation circuit is transmitted to the arrangement information checking circuit through a wire.
The arrangement information checking circuit is used for automatically checking maintenance information, consists of an NE555 type integrated chip and an EPC1PI8N integrated chip and is responsible for checking maintenance, addition or deletion arrangement information, the input of the circuit comprises three modules of rotating motor body information, a rotating equipment service object and arrangement time, the output of the circuit is a mark indicating whether the checking is successful or not, and the mark is transmitted to the arrangement information normalization circuit through a wire.
The layout information normalization circuit is used for normalizing layout information so as to extract subsequent information, consists of a field programmable logic gate array, is an EPC1PI8N integrated chip in a specific model, is responsible for grading the second of the layout time and aligning the time stamps of the layout equipment, inputs the layout time and outputs the time which is the second-graded and aligned time to the layout information coding circuit, and is transmitted to the layout information coding circuit through a wire.
The arrangement information coding circuit is used for coding discrete time into a uniform sequence, consists of a field programmable logic gate array, is specifically an EPC1PI8N integrated chip in the model, is responsible for converting the name of equipment into a vector form, codes one-hot at the time point of the arrangement time at the second level, inputs of the circuit are the arrangement equipment name and the second-level time, outputs the vector of the equipment name and the one-hot codes, and transmits the codes to the fault diagnosis server through a wire.
And the scheduling/maintenance-electric/non-electric quantity information fusion circuit is arranged in the fault server and is used for fusing scheduling information with electric/non-electric quantity information and fusing maintenance information with electric/non-electric quantity information to obtain fused electric/non-electric quantity information.
The utility model discloses a consider equipment operation arrangement and overhaul the power plant rotating electrical machines fault diagnosis of information, fused the actual priori running information of equipment production, improved fault diagnosis's efficiency and rate of accuracy, have great significance to the energy-conserving increase of power plant. The system fully conforms to the IEC61970 standard; a fully hybrid platform system; high openness and easily expandable circuits; high performance, high reliability design; perfect safety protection design; distributed application management; abundant, practical application circuit and simple, audio-visual system operation.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (8)
1. The utility model provides a rotating electrical machines of power plant fault diagnosis system of operating arrangement maintenance operating mode of equipment in coordination which characterized in that: including rotating electrical machines electrical acquisition terminal, the non-electrical volume acquisition terminal of rotating electrical machines, failure diagnosis server, maintenance unit, operating mode arrangement unit, display screen and mobile terminal, wherein:
the rotating motor electric acquisition terminal and the rotating motor non-electric quantity acquisition terminal are in communication connection with the fault diagnosis server through a wired network respectively;
the maintenance unit comprises a maintenance information input circuit, a maintenance information checking circuit, a maintenance information normalization circuit and a maintenance information coding circuit which are sequentially connected, and the maintenance information coding circuit is connected with the fault diagnosis server;
the working condition arrangement unit comprises an equipment arrangement information automatic generation circuit, an arrangement information input circuit, an arrangement information check circuit, an arrangement information normalization circuit and an arrangement information coding circuit, wherein the arrangement information check circuit is respectively connected with the equipment arrangement information automatic generation circuit, the arrangement information input circuit and the arrangement information normalization circuit, and the arrangement information coding circuit is respectively connected with the arrangement information normalization circuit and the fault diagnosis server;
and the fault diagnosis server is in communication connection with the display screen and the mobile terminal through the gateway server.
2. A power plant rotary motor fault diagnosis system for coordinating operation, arrangement and maintenance conditions of equipment according to claim 1, wherein: real-time acquisition data of the electric acquisition terminal of the rotating motor and the non-electric quantity acquisition terminal of the rotating motor are sent to the fault diagnosis server through the one-way isolation device.
3. A power plant rotary motor fault diagnosis system for coordinating operation, arrangement and maintenance conditions of equipment according to claim 2, wherein: and the fault diagnosis server is connected with the maintenance information coding circuit through a firewall.
4. A power plant rotary motor fault diagnosis system for coordinating operation, arrangement and maintenance conditions of equipment according to claim 3, wherein: and the fault diagnosis server is connected with the scheduling information coding circuit through a firewall.
5. A power plant rotary motor fault diagnosis system for coordinating operation arrangement and maintenance conditions of equipment according to claim 4, wherein: the overhaul information check circuit comprises an NE555 type integrated chip and an EPC1PI8N integrated chip which are connected with each other.
6. A power plant rotary motor fault diagnosis system for coordinating operation arrangement and maintenance conditions of equipment according to claim 5, wherein: the overhaul information normalization circuit and the overhaul information coding circuit are EPC1PI8N integrated chips.
7. A power plant rotary motor fault diagnosis system for coordinating operation arrangement and maintenance conditions of equipment according to claim 6, wherein: the automatic generating circuit of the device arrangement information and the arrangement information checking circuit are both an NE555 type integrated chip and an EPC1PI8N integrated chip which are connected with each other.
8. A power plant rotary motor fault diagnosis system for coordinating operation arrangement and maintenance conditions of equipment according to claim 7, wherein: the layout information normalization circuit and the layout information coding circuit are EPC1PI8N integrated chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022302725.XU CN213544763U (en) | 2020-10-16 | 2020-10-16 | Power plant rotating motor fault diagnosis system for coordinating equipment operation arrangement and maintenance working condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022302725.XU CN213544763U (en) | 2020-10-16 | 2020-10-16 | Power plant rotating motor fault diagnosis system for coordinating equipment operation arrangement and maintenance working condition |
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| Publication Number | Publication Date |
|---|---|
| CN213544763U true CN213544763U (en) | 2021-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022302725.XU Expired - Fee Related CN213544763U (en) | 2020-10-16 | 2020-10-16 | Power plant rotating motor fault diagnosis system for coordinating equipment operation arrangement and maintenance working condition |
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| Country | Link |
|---|---|
| CN (1) | CN213544763U (en) |
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2020
- 2020-10-16 CN CN202022302725.XU patent/CN213544763U/en not_active Expired - Fee Related
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Granted publication date: 20210625 |