CN103454989A - Large-scale fan, high voltage motor operation monitoring system of large-scale fan and monitoring method of monitoring system - Google Patents
Large-scale fan, high voltage motor operation monitoring system of large-scale fan and monitoring method of monitoring system Download PDFInfo
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- CN103454989A CN103454989A CN2013100095613A CN201310009561A CN103454989A CN 103454989 A CN103454989 A CN 103454989A CN 2013100095613 A CN2013100095613 A CN 2013100095613A CN 201310009561 A CN201310009561 A CN 201310009561A CN 103454989 A CN103454989 A CN 103454989A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention discloses a large-scale fan and a high voltage motor operation monitoring system of the large-scale fan. The high voltage motor operation monitoring system is used for monitoring a motor (6) and the fan (7). The motor (6) has access to a power supply (2) through a breaker (3). The monitoring system is provided with motor data collecting equipment (4) and is connected with a PLC (8) through a ModBus (9), and the PLC (8) is connected with a network user (12) through a server (10) and an interchanger (11). The invention further discloses a monitoring method of the monitoring system. By means of the technical scheme, real-time monitoring, detail data analysis, history parameter comparison and the like are achieved. The monitoring system is convenient to use, completely solves the problem that the motor and the fan are difficult to monitor and enables station operators and managers to conveniently know the operation situations of core equipment.
Description
Technical field
The invention belongs to the technical field of large high-voltage motor and blower fan unit, relate to its operation control technology, more particularly, the present invention relates to a kind of large fan and high-voltage motor operation monitoring system thereof.In addition, the invention still further relates to the method for supervising that above-mentioned supervisory system adopts.
Background technology
At present, in heavy industry enterprise, the protection equipment of large high-voltage motor and blower fan unit is all complete at home.But, centralized monitoring system in the real time execution of equipment do not occur always, cause some important nucleus equipments artificially monitor or patrol and examine not in place, or under some emergency case, can not be controlled in time while abnormal sign occurring, and then cause significant trouble and the loss of equipment.
As shown in Figure 1, in the operation monitoring of high-voltage motor 6 and blower fan 7, generally adopt at present the watch-dogs 13 such as vialog, rotational speed meters, temperature sensor, mutual inductor, unified to assemble monitoring cabinet 14, by the post work, regularly patrol and examine, record the artificial analysis that related data is concentrated.This monitor mode is not only passive, real-time is poor, reaction relies on the sense of responsibility of post work slowly and very, when running into special circumstances (patrolling and examining not in place), motor 6(or blower fan 7) just in a kind of " out of control " state, the ruuning situation of nucleus equipment just can't be understood in time in management position, and the abnormal sign that equipment is occurred also just can't be made corresponding prophylactico-therapeutic measures.
Summary of the invention
The invention provides a kind of large fan and high-voltage motor operation monitoring system thereof, its objective is the stability and the reliability that improve equipment operation, reduce equipment failure rate.
To achieve these goals, the technical scheme that the present invention takes is:
Large fan of the present invention and high-voltage motor operation monitoring system thereof, for the monitoring to motor and blower fan, described motor accesses power supply by isolating switch, and described supervisory system arranges the motor data collecting device, by ModBus, is connected to PLC; Described PLC, by server and switch, is connected with the network user.
Described motor data collecting device accesses the power circuit of described motor by current transformer.
In order to realize the goal of the invention identical with technique scheme, the method for supervising that the present invention also provides above-mentioned supervisory system to adopt, its technical scheme is:
Described method for supervising adopts the motor data collecting device, arrive analog quantity and the counting module of PLC by ModBus, after preliminary data are processed, the data after integrating are carried out to parameter comparison, analysis, processing through the database of server, then be transferred to each user on Ethernet.
Described method for supervising comprises following content:
1, described motor data collecting device adopts and can support the equipment of ModBus communication, and is connected with analog input module or the digital quantity input module of PLC, sets the PLC internal processes;
2, from the analog output module of PLC or the switch of digital output module end connection server main frame, transfer data in database and carry out process analysis;
3,, carry out program setting in database after, the data after processing are transferred to each network user's terminal through Ethernet protocol.
The present invention adopts technique scheme, realize monitoring in real time, data analysis in detail, history parameters contrast etc., easy to use, thoroughly solved the problem of motor and fan monitoring difficulty, make post operation personnel and managerial personnel just can understand easily the working order of nucleus equipment.
The accompanying drawing explanation
Below to each width accompanying drawing of this instructions, expressed content and the mark in figure are briefly described:
Motor monitoring pattern and schematic diagram that Fig. 1 is prior art;
Fig. 2 is supervisory system figure of the present invention;
Fig. 3 is the motor monitoring design sketch;
Fig. 4 is the fan monitoring design sketch.
In figure, be labeled as:
1, power cabinet, 2, power supply, 3, isolating switch, 4, the motor data collecting device, 5, current transformer, 6, motor, 7, blower fan, 8, PLC, 9, Modbus, 10, server, 11, switch, 12, the network user, 13, watch-dog, 14, the motor monitoring cabinet.
Embodiment
Description below by embodiment, be described in further detail the specific embodiment of the present invention, to help those skilled in the art, inventive concept of the present invention, technical scheme had to more complete, accurate and deep understanding.
Structure of the present invention as shown in Figure 2, be a kind of large fan and high-voltage motor operation monitoring system thereof, and for the monitoring to motor 6 and blower fan 7, described motor 6 is by isolating switch 3 access power supplys 2.
In order to solve the problem that prior art exists and to overcome its defect, realize improving stability and the reliability of equipment operation, reduce the goal of the invention of equipment failure rate, the technical scheme that the present invention takes is:
Large fan of the present invention and high-voltage motor operation monitoring system thereof, described supervisory system arranges motor data collecting device 4, by ModBus9, is connected to PLC8; Described PLC8, by server 10 and switch 11, is connected with the network user 12.
Described motor data collecting device 4 is by the power circuit of the described motor 6 of current transformer 5 access.
The technical scheme of the present invention's protection is a kind of by electric current, voltage, temperature, speed, vibrational state collecting device image data; the application program of analyzing, processing, report to the police through data server 10; to solve stability and the reliability of nucleus equipment running, reduce equipment failure rate.
The major technique problem that the present invention solves is: the parameter during how by the various operation of motor (blower fan) is unified to gather, transmission, process, analyze, report to the police, allow the running status of relevant a plurality of management, watchdog post potential energy real time inspection equipment, analyze the historical trend of abnormal data, for the operation of equipment turns, provide multi-functional, a real-time software supervision platform.
Above-described Modbus is to be now a brand of Schneider Electric Devices company by Modicon() invention in 1979, be the whole world first really for the bus protocol of industry spot.
For popularizing better and promoting Modbus in the Distributed Application based on Ethernet, at present, Schneider company has transferred the entitlement of Modbus agreement to IDA tissue (IDA:Inter face for Distributed Automation, the distributed automatization interface), and set up the Modbus-IDA tissue, for Modbus development is from now on laid a good foundation.In China, Modbus has become standard GB/T/T19582-2008.According to incompletely statistics: by the end of 2007, the node installation quantity of Modbus surpassed 1,000 ten thousand.
The Modbus agreement is a kind of general purpose language be applied on electronic controller.By this agreement, controller each other, controller is for example, via communicating by letter between network (Ethernet) and miscellaneous equipment.It has become a universal industrial standard.It has been arranged, and the opertaing device that different vendor produces can be linked to be industrial network, carries out Centralized Monitoring.This protocol definition controller can be familiar with the message structure used, and no matter they through which kind of network communicate.It has described the process of a controller request access miscellaneous equipment, how to respond the request from miscellaneous equipment, and how to detect wrong and record.It has formulated the common format of message field general layout and content.
When at a Modbus network communication, this agreement has determined that each controller need know their device address, the message that identification is sent by address, and which kind of action decision will produce.If need to respond, controller will generate feedback information and send by the Modbus agreement.On other network, frame or the pack arrangement of the message conversion that has comprised the Modbus agreement for using on this network.The method that solves save land location, routed path and error-detecting according to concrete network has also been expanded in this conversion.
In order to realize the goal of the invention identical with technique scheme, the method for supervising that the present invention also provides above-mentioned supervisory system to adopt, its technical scheme is:
Described method for supervising adopts motor data collecting device 4, arrive analog quantity and the counting module of PLC8 by ModBus9, after preliminary data are processed, data after integrating are carried out to parameter comparison, analysis, processing through the database of server 10, then be transferred to each user on Ethernet.
Described method for supervising comprises following content:
1, described motor data collecting device 4 adopts and can support the equipment of ModBus communication, and is connected with analog input module or the digital quantity input module of PLC8, sets the internal processes of PLC8;
2, from the analog output module of PLC8 or the switch 11 of digital output module end connection server 10 main frames, transfer data in database and carry out process analysis;
3,, carry out program setting in database after, the data after processing are transferred to each network user's 12 terminal through Ethernet protocol.
Characteristics of the present invention are: monitoring easy to use, real-time, data analysis in detail, history parameters contrast etc.Thoroughly solved motor (blower fan) and monitored difficult problem, made the home-confined working order that just can understand nucleus equipment of post and managerial personnel as shown in Figure 3, Figure 4, and can wide popularization and application.
The above is exemplarily described the present invention; obviously specific implementation of the present invention is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (4)
1. a large fan and high-voltage motor operation monitoring system thereof, for the monitoring to motor (6) and blower fan (7), described motor (6) is by isolating switch (3) access power supply (2), it is characterized in that: described supervisory system arranges motor data collecting device (4), passes through ModBus(9) be connected to PLC(8); Described PLC(8) by server (10) and switch (11), with the network user (12), be connected.
2. according to large fan claimed in claim 1 and high-voltage motor operation monitoring system thereof, it is characterized in that: described motor data collecting device (4) accesses the power circuit of described motor (6) by current transformer (5).
3. according to the method for supervising of large fan claimed in claim 2 and high-voltage motor operation monitoring system thereof, it is characterized in that: it is characterized in that: described method for supervising adopts motor data collecting device (4), pass through ModBus(9) be connected to PLC(8) analog quantity and counting module, after preliminary data are processed, data after integrating are carried out to parameter comparison, analysis, processing through the database of server (10), then be transferred to each network user (12) on Ethernet.
4. according to large fan claimed in claim 3 and high-voltage motor operation and monitoring method thereof, it is characterized in that: described method for supervising comprises following content:
1), described motor data collecting device (4) adopts the equipment can support the ModBus communication, and with PLC(8) analog input module or digital quantity input module be connected, set the PLC internal processes;
2), from the analog output module of PLC or the switch (11) of digital output module end connection server (10) main frame, transfer data in database and carry out process analysis;
3), carry out program setting in database after, the data after processing are transferred to the terminal of each network user (12) through Ethernet protocol.
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| CN2013100095613A CN103454989A (en) | 2013-01-10 | 2013-01-10 | Large-scale fan, high voltage motor operation monitoring system of large-scale fan and monitoring method of monitoring system |
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| CN2013100095613A CN103454989A (en) | 2013-01-10 | 2013-01-10 | Large-scale fan, high voltage motor operation monitoring system of large-scale fan and monitoring method of monitoring system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104375493A (en) * | 2014-12-03 | 2015-02-25 | 南阳防爆集团电气系统工程有限公司 | Intelligent monitoring system and method for high-voltage motor |
| CN105719458A (en) * | 2016-02-03 | 2016-06-29 | 上海新源工业控制技术有限公司 | Wireless multi-terminal motor debugging monitor based on zigbee and monitoring method of wireless multi-terminal motor debugging monitor |
| CN113985803A (en) * | 2021-10-28 | 2022-01-28 | 西安热工研究院有限公司 | Online monitoring data analysis cabinet for thermal power plant |
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| CN102621971A (en) * | 2012-04-17 | 2012-08-01 | 上海探能实业有限公司 | Sharing maintenance system ensuring normal operation of wind turbines and realization method thereof |
| WO2013001550A1 (en) * | 2011-06-30 | 2013-01-03 | Ravindra Shetty K | Method and system for efficient power management of devices |
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| CN101493679A (en) * | 2008-01-21 | 2009-07-29 | 段小平 | Wind generating set remote monitoring system and method thereof |
| CN101246367A (en) * | 2008-03-25 | 2008-08-20 | 南京科远控制工程有限公司 | Wind power generation field monitoring system based on real-time data base |
| CN201936155U (en) * | 2010-11-11 | 2011-08-17 | 北京航天正信科技有限公司 | Online monitoring system for bus ventilator based on MODBUS-RTU (remote terminal unit) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104375493A (en) * | 2014-12-03 | 2015-02-25 | 南阳防爆集团电气系统工程有限公司 | Intelligent monitoring system and method for high-voltage motor |
| CN105719458A (en) * | 2016-02-03 | 2016-06-29 | 上海新源工业控制技术有限公司 | Wireless multi-terminal motor debugging monitor based on zigbee and monitoring method of wireless multi-terminal motor debugging monitor |
| CN113985803A (en) * | 2021-10-28 | 2022-01-28 | 西安热工研究院有限公司 | Online monitoring data analysis cabinet for thermal power plant |
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Application publication date: 20131218 |