CN103195728A - Large-scale fan on-line monitoring and diagnosing system - Google Patents
Large-scale fan on-line monitoring and diagnosing system Download PDFInfo
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- CN103195728A CN103195728A CN2013100947543A CN201310094754A CN103195728A CN 103195728 A CN103195728 A CN 103195728A CN 2013100947543 A CN2013100947543 A CN 2013100947543A CN 201310094754 A CN201310094754 A CN 201310094754A CN 103195728 A CN103195728 A CN 103195728A
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Abstract
A large-scale fan on-line monitoring and diagnosing system comprises a measuring device installed in a fan field, a data acquisition device connected with the measuring device and a switch respectively, a field monitoring station, an analysis and diagnosis station, a network server connected with the switch through a local area network and accessed to the internet, a management center and a remote fault diagnosis center, wherein the field monitoring station and the analysis and diagnosis station are connected with the switch, and the management center and the remote fault diagnosis center are connected with and the network server through the internet. The large-scale fan on-line monitoring and diagnosing system can continuously monitor and record an operation state of a fan, timely provides a pre-alarm and analyzes reasons once operation parameters of the fan are abnormal, and effectively prevents device unexpected accidents. When technicians in the field encounter the unsolvable technical problems, diagnosis and analysis can be performed with assisting of the remote fault diagnosis center. The measuring information is sent to the management center, and the management center directly knows the operation state of the fan and timely makes a decision. Long-term data can be memorized, and precognition and judgment can be performed for the operating condition of the fan.
Description
Technical field
The present invention relates to a kind of fan monitor device, is a kind of large fan on-line monitoring and diagnosis system specifically.
Background technique
Usually blower fan in use needs its running state is monitored as vibration amplitude, phase place, rotating speed, bearing bush temperature, oil temperature, lubricating oil pressure etc., in order to the blower fan that has problems is made timely adjustment.
At present, be after measuring the fan operation status information for the monitoring system of blower fan, to data analysis, make corresponding adjustment according to data by the staff then.The drawback of existing fan monitor system is 1) when the indeterminable technical problem of site operation personnel appearred in blower fan, this problem can not get timely solution; 2) management level can not in time obtain the information of fan operation state; 3) fail to preserve for the data of former measurement, can not predict maintenance to equipment by analyzing data.
Summary of the invention
In order to overcome the shortcoming that above-mentioned prior art exists, the novel purpose of this use is to provide a kind of large fan on-line monitoring and diagnosis system, it can realize blower fan being carried out uninterrupted continuous monitoring in 24 hours, not only can real-time report fan operation status information, and can in time carry out fault diagnosis.
In order to address the above problem, the present invention by the following technical solutions: a kind of large fan on-line monitoring and diagnosis system, it is characterized in that, comprising:
Measuring device is installed in the blower fan scene, is used for equipment running status is carried out continuous monitoring;
Data acquisition unit is connected with described measuring device, is used for gathering the survey data of measuring device, and the data of gathering are sent to switchboard;
The field monitoring station is connected with described switchboard, is used for demonstration, monitoring, store measurement information;
The analyzing and diagnosing station is connected with described switchboard, receives the data that described measuring device measures and carries out analyzing and diagnosing, stores diagnostic message simultaneously and sends a warning message to the field monitoring station;
The webserver is connected with described switchboard by Local Area Network, and enters the Internet;
Administrative center is connected with the described webserver by the internet, in order to the runnability at long-range understanding blower fan scene, and in time makes a policy.
Further, also comprise remote diagnostic center, described remote diagnostic center is connected with the described webserver by the internet, carries out various trouble analyses in order to the survey data at measuring device, and far is sent to described administrative center.
Preferably, described measuring device involving vibrations sensor, displacement transducer, key phase sensor, temperature transducer, pressure transducer and current sensor, described vibration transducer, displacement transducer and the key probe of sensor mutually are arranged on the rotor of blower fan, and the probe of described temperature transducer, pressure transducer and current sensor is arranged on the stator of blower fan.
Preferably, described vibration transducer, displacement transducer and key mutually sensor all adopt eddy current probe.
Preferably, described key phase sensor arranges one at least at each speed stage of blower fan.
Preferably, described data acquisition unit comprises the two-channel vibrating functional data acquisition unit.
The invention has the beneficial effects as follows: the present invention can carry out continuous monitoring, record to the running state of blower fan continuously, in case the Operational Limits of blower fan takes place unusually, the police that will furnish a forecast immediately, and analysis reason have effectively prevented the generation of equipment burst accident; When the field technician runs into indeterminable technical problem, can analyze by the remote diagnostic center assisted diagnosis; By metrical information is sent to administrative center, allow administrative center be directly acquainted with the fan operation state, in time make decisions; The data that can grow the holding time can be made precognition to the runnability of blower fan and judge.
Description of drawings
The present invention is described further below in conjunction with drawings and Examples:
Fig. 1 is theory diagram of the present invention.
Embodiment
As shown in Figure 1, a kind of large fan on-line monitoring and diagnosis of the present invention system, it comprises:
Measuring device is installed in the blower fan scene, is used for equipment running status is carried out continuous monitoring;
Data acquisition unit, described data acquisition unit adopt MD39051A two-channel vibrating functional data acquisition unit, and MD39051A is connected with described measuring device, are used for gathering the survey data of measuring device, and the data of gathering are sent to switchboard;
The field monitoring station is connected with described switchboard, is used for demonstration, monitoring, store measurement information;
The analyzing and diagnosing station is connected with described switchboard, receives the data that described measuring device measures and carries out analyzing and diagnosing, stores diagnostic message simultaneously and sends a warning message to the field monitoring station;
The webserver is connected with described switchboard by Local Area Network, and enters the Internet;
Administrative center is connected with the described webserver by the internet, in order to the runnability at long-range understanding blower fan scene, and in time makes a policy.
Further, also comprise remote diagnostic center, described remote diagnostic center is connected with the described webserver by the internet, carries out various trouble analyses in order to the survey data at measuring device, and far is sent to described administrative center.
Wherein, described measuring device involving vibrations sensor, displacement transducer, key phase sensor, temperature transducer, pressure transducer and current sensor, described vibration transducer, displacement transducer and key sensor mutually all adopt the eddy current probe of φ 8mm, and described eddy current probe is arranged on the rotor of blower fan; The probe of described temperature transducer, pressure transducer and current sensor is arranged on the stator of blower fan.
For the assurance system adopts advanced synchronous complete cycle of acquisition mode at data acquisition modes, described key phase sensor arranges one at least at each speed stage of blower fan.
The above is preferred implementation of the present invention, for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, and these improvements and modifications also are regarded as protection scope of the present invention.
Claims (6)
1. a large fan on-line monitoring and diagnosis system is characterized in that, comprising:
Measuring device is installed in the blower fan scene, is used for equipment running status is carried out continuous monitoring;
Data acquisition unit is connected with described measuring device, is used for gathering the survey data of measuring device, and the data of gathering are sent to switchboard;
The field monitoring station is connected with described switchboard, is used for demonstration, monitoring, store measurement information;
The analyzing and diagnosing station is connected with described switchboard, receives the data that described measuring device measures and carries out analyzing and diagnosing, stores diagnostic message simultaneously and sends a warning message to the field monitoring station;
The webserver is connected with described switchboard by Local Area Network, and enters the Internet;
Administrative center is connected with the described webserver by the internet, in order to the runnability at long-range understanding blower fan scene, and in time makes a policy.
2. large fan on-line monitoring and diagnosis according to claim 1 system, it is characterized in that, also comprise remote diagnostic center, described remote diagnostic center is connected with the described webserver by the internet, carry out various trouble analyses in order to the survey data at measuring device, and far is sent to described administrative center.
3. large fan on-line monitoring and diagnosis according to claim 1 and 2 system, it is characterized in that, described measuring device involving vibrations sensor, displacement transducer, key phase sensor, temperature transducer, pressure transducer and current sensor, described vibration transducer, displacement transducer and the key probe of sensor mutually are arranged on the rotor of blower fan, and the probe of described temperature transducer, pressure transducer and current sensor is arranged on the stator of blower fan.
4. large fan on-line monitoring and diagnosis according to claim 3 system is characterized in that described vibration transducer, displacement transducer and key sensor mutually all adopt eddy current probe.
5. large fan on-line monitoring and diagnosis according to claim 3 system is characterized in that described key phase sensor arranges one at least at each speed stage of blower fan.
6. large fan on-line monitoring and diagnosis according to claim 1 and 2 system is characterized in that described data acquisition unit comprises the two-channel vibrating functional data acquisition unit.
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| CN2013100947543A CN103195728A (en) | 2013-03-22 | 2013-03-22 | Large-scale fan on-line monitoring and diagnosing system |
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| CN2013100947543A CN103195728A (en) | 2013-03-22 | 2013-03-22 | Large-scale fan on-line monitoring and diagnosing system |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103605355A (en) * | 2013-12-10 | 2014-02-26 | 贵州电力试验研究院 | Method and system for rapidly and remotely monitoring vibration parameters of steam turbine generator unit in online |
| CN104154853A (en) * | 2014-08-26 | 2014-11-19 | 上海瑞视仪表电子有限公司 | Method for measuring wind driven generator air gap through eddy current sensors |
| CN104343709A (en) * | 2013-07-24 | 2015-02-11 | 华北电力大学（保定） | Draught fan failure detection apparatus and method |
| CN104343711A (en) * | 2013-07-27 | 2015-02-11 | 华北电力大学（保定） | Device and method for pre-warning non-steady-state failure of fan |
| CN104374311A (en) * | 2014-11-19 | 2015-02-25 | 中节能（甘肃）风力发电有限公司 | Displacement monitoring system of wind driven generator |
| CN105003453A (en) * | 2014-07-18 | 2015-10-28 | 河北联合大学 | Online monitoring and fault diagnosis system of mine fan |
| CN108154166A (en) * | 2017-11-30 | 2018-06-12 | 辽宁科技大学 | A kind of fan intelligent fault diagnosis system and method |
| CN108391278A (en) * | 2018-01-31 | 2018-08-10 | 北京电子工程总体研究所 | The test analysis of aerocraft system based on 4G networks and diagnostic system and method |
| CN109341510A (en) * | 2018-10-31 | 2019-02-15 | 上海瑞视仪表电子有限公司 | A kind of wind-driven generator measurement of air gap device |
| CN111441983A (en) * | 2020-05-12 | 2020-07-24 | 南京海精电子技术有限公司 | Fan oscillation degree monitoring system and monitoring method |
| CN114922841A (en) * | 2022-06-10 | 2022-08-19 | 北京浩朴科技有限公司 | Fan full-state online monitoring system |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104343709A (en) * | 2013-07-24 | 2015-02-11 | 华北电力大学（保定） | Draught fan failure detection apparatus and method |
| CN104343709B (en) * | 2013-07-24 | 2016-07-06 | 华北电力大学（保定） | A kind of device and method detecting fan trouble |
| CN104343711B (en) * | 2013-07-27 | 2016-06-01 | 华北电力大学（保定） | A kind of device and method for blower fan unstable condition fault pre-alarming |
| CN104343711A (en) * | 2013-07-27 | 2015-02-11 | 华北电力大学（保定） | Device and method for pre-warning non-steady-state failure of fan |
| CN103605355A (en) * | 2013-12-10 | 2014-02-26 | 贵州电力试验研究院 | Method and system for rapidly and remotely monitoring vibration parameters of steam turbine generator unit in online |
| CN105003453A (en) * | 2014-07-18 | 2015-10-28 | 河北联合大学 | Online monitoring and fault diagnosis system of mine fan |
| CN104154853A (en) * | 2014-08-26 | 2014-11-19 | 上海瑞视仪表电子有限公司 | Method for measuring wind driven generator air gap through eddy current sensors |
| CN104374311A (en) * | 2014-11-19 | 2015-02-25 | 中节能（甘肃）风力发电有限公司 | Displacement monitoring system of wind driven generator |
| CN108154166A (en) * | 2017-11-30 | 2018-06-12 | 辽宁科技大学 | A kind of fan intelligent fault diagnosis system and method |
| CN108391278A (en) * | 2018-01-31 | 2018-08-10 | 北京电子工程总体研究所 | The test analysis of aerocraft system based on 4G networks and diagnostic system and method |
| CN109341510A (en) * | 2018-10-31 | 2019-02-15 | 上海瑞视仪表电子有限公司 | A kind of wind-driven generator measurement of air gap device |
| CN109341510B (en) * | 2018-10-31 | 2021-07-09 | 上海瑞视仪表电子有限公司 | Air gap measuring device of wind driven generator |
| CN111441983A (en) * | 2020-05-12 | 2020-07-24 | 南京海精电子技术有限公司 | Fan oscillation degree monitoring system and monitoring method |
| CN111441983B (en) * | 2020-05-12 | 2024-04-12 | 海南水声技术有限公司 | Fan shaking degree monitoring system and monitoring method |
| CN114922841A (en) * | 2022-06-10 | 2022-08-19 | 北京浩朴科技有限公司 | Fan full-state online monitoring system |
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Application publication date: 20130710 |