CN104977923A - Wind power generator set fault overhaul method - Google Patents

Wind power generator set fault overhaul method Download PDF

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Publication number
CN104977923A
CN104977923A CN201510331573.7A CN201510331573A CN104977923A CN 104977923 A CN104977923 A CN 104977923A CN 201510331573 A CN201510331573 A CN 201510331573A CN 104977923 A CN104977923 A CN 104977923A
Authority
CN
China
Prior art keywords
fault
information
failure message
wind turbines
overhaul
Prior art date
Application number
CN201510331573.7A
Other languages
Chinese (zh)
Inventor
黄染之
Original Assignee
黄染之
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 黄染之 filed Critical 黄染之
Priority to CN201510331573.7A priority Critical patent/CN104977923A/en
Publication of CN104977923A publication Critical patent/CN104977923A/en

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Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00Testing or monitoring of control systems or parts thereof
    • G05B23/02Electric testing or monitoring
    • G05B23/0205Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0259Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
    • G05B23/0267Fault communication, e.g. human machine interface [HMI]
    • G05B23/0272Presentation of monitored results, e.g. selection of status reports to be displayed; Filtering information to the user

Abstract

The invention discloses a wind power generator set fault overhaul method comprising the following steps: acquiring all fault information of a wind power generator set from a wind power generator set controller; querying a fault overhaul database according to the fault information to obtain overhaul information corresponding to each piece of fault information, wherein the fault overhaul database includes fault information and overhaul information, each piece of fault information corresponds to a fault code, and each fault code corresponds to a piece of overhaul information; obtaining a source fault through fault level screening and condition screening on all the fault information, wherein fault level screening specifically refers to classifying the fault information according to severity and screening out the fault information with the highest severity, and condition screening specifically refers to screening out a source fault from the fault information with the highest severity; and presenting the overhaul information corresponding to the source fault to grid-connection monitoring personnel and wind power generator set manufacturer maintenance personnel.

Description

A kind of repair method of Wind turbines fault

Technical field

The present invention relates to technical field of wind power generation, method, the equipment and system of particularly a kind of Wind turbines trouble hunting.

Background technology

The energy scarcity of facing mankind and the large pressing problem of environmental pollution two make wind-power electricity generation day by day come into one's own.The wind energy resources of China enriches, and available potential is very large.Therefore, wind-power electricity generation development is very fast.

The domestic wind field having had many places of certain scale at present, due to the unique need to windy and high wind, most of wind field is positioned at from the grassland away from cities and towns, Plain, the area such as coastal.Exacerbate the contradiction between Wind turbines maintenance with the normal life of maintainer like this.Reducing stay-at-home maintainer is the preferred approach solving this contradiction at present, but thing followed blower fan maintenance task also becomes more arduous, the stay-at-home maintainer of minority must understand thoroughly the solution of all fan troubles, very high to the requirement of maintainer like this.

Therefore, can ensure that the breakdown maintenance of Wind turbines can reduce again the requirement of maintainer is those skilled in the art's technical issues that need to address.

Summary of the invention

For the deficiencies in the prior art, the invention provides a kind of method of Wind turbines trouble hunting to overcome the deficiencies in the prior art part.

A method for Wind turbines trouble hunting, comprises the following steps:

All failure messages of Wind turbines are obtained from Wind turbines controller;

Inquire about troubleshooting data storehouse by described failure message, obtain the service information that each failure message is corresponding; Described troubleshooting data storehouse comprises failure message and service information, the corresponding diagnostic trouble code of each failure message, the corresponding service information of each diagnostic trouble code;

All failure messages are obtained a source fault by fault level screening and conditional filtering; Described fault level screening is specially: classified according to fault severity level by failure message, filter out the class failure message that fault is the most serious; Described conditional filtering is specially: from a most serious described class failure message, filter out a source fault;

Service information corresponding for described source fault is presented to parallel control personnel and Wind turbines factory repair personnel.

Technical scheme of the present invention has following beneficial effect:

The method of Wind turbines trouble hunting provided by the invention, source fault can be filtered out by failure message, and service information corresponding to source fault and this source fault is presented to parallel control personnel and Wind turbines factory repair personnel simultaneously, so not only can save a large amount of time, need not be reported for repairment to Wind turbines producer by parallel control center.And can ensure that each maintenance personal overhauls Wind turbines according to service information, no longer need cause and the repair method of looking up the fault, facilitate the operation of maintenance personal.

Accompanying drawing explanation

Fig. 1 is embodiment of the method one process flow diagram of Wind turbines trouble hunting provided by the invention;

Fig. 2 is embodiment of the method two process flow diagram of Wind turbines trouble hunting provided by the invention;

Embodiment

In order to have a clear understanding of technical scheme of the present invention, its detailed structure will be proposed in the following description.Obviously, the concrete execution of the embodiment of the present invention also not enough specific details being limited to those skilled in the art and haveing the knack of.The preferred embodiments of the present invention are described in detail as follows, and except these embodiments described in detail, can also have other embodiments.

See Fig. 1, this figure is embodiment of the method one process flow diagram of Wind turbines trouble hunting provided by the invention.

The method of the Wind turbines trouble hunting that the present embodiment provides, comprises the following steps:

S101: all failure messages obtaining Wind turbines from Wind turbines controller;

It should be noted that, Wind turbines is installed various sensor, the signal transmitted by these sensors, Wind turbines controller can judge whether Wind turbines breaks down.Occur because some fault can cause secondary fault, therefore, Wind turbines controller may send various faults simultaneously.

S102: inquire about troubleshooting data storehouse by described failure message, obtain the service information that each failure message is corresponding; Rule of thumb sum up service information corresponding to each failure message in advance.Service information corresponding for often kind of failure message is stored in troubleshooting data storehouse, corresponding service information can be obtained by the mode of inquiring about or searching for by failure message.Also by giving often kind of failure message coding, can be called diagnostic trouble code, by diagnostic trouble code and service information one_to_one corresponding, direct like this diagnostic trouble code of being searched correspondence by often kind of failure message, obtains service information.

S103: all failure messages are obtained a source fault by fault level screening and conditional filtering; Generally, Wind turbines breaks down and to be caused by a source fault, so during maintenance, only need maintenance source fault, secondary like this fault also can solve thereupon.Search final source fault the present embodiment by a lot of failure message to be undertaken by fault level screening and conditional filtering.Specifically first failure message is carried out to the screening of classification.Fault category low for fault severity level is screened out, the class fault that finally only remaining fault severity level is the highest.Then from this class fault, filter out the source fault causing numerous fault.

S104: service information corresponding for described source fault is presented to parallel control personnel and Wind turbines factory repair personnel.Under normal circumstances, parallel control is centrally located near wind field, and the parallel control machine at parallel control center can monitor the situation of Wind turbines, and parallel control personnel can monitor the situation of Wind turbines by parallel control machine.But Wind turbines factory repair personnel are generally distant from wind field.Service information both can be sent to parallel control personnel by method provided by the invention, also can send to Wind turbines factory repair personnel.

The method of Wind turbines trouble hunting provided by the invention, obtains all failure messages of Wind turbines from Wind turbines controller; Inquire about troubleshooting data storehouse by described failure message, obtain the service information that each failure message is corresponding; All failure messages are obtained a source fault by fault level screening and conditional filtering; Service information corresponding for described source fault is presented to parallel control personnel and Wind turbines factory repair personnel.The present invention can filter out source fault by failure message, and service information corresponding to source fault and this source fault is presented to parallel control personnel and Wind turbines factory repair personnel simultaneously, so not only can save a large amount of time, need not be reported for repairment to Wind turbines producer by parallel control center.And can ensure that each maintenance personal overhauls Wind turbines according to service information, no longer need cause and the repair method of looking up the fault.Also lower to the requirement of maintenance personal like this.

See Fig. 2, this figure is embodiment of the method two process flow diagram of Wind turbines trouble hunting provided by the invention.

Described fault level screening is specially:

S201: failure message is classified according to fault severity level; Such as fault is divided into theft-resistant link chain class fault, UPS class fault, vibration class fault, current transformer class fault etc.;

S202: filter out the class failure message that fault is the most serious;

S202 is divided into two steps, first screens fault category, such as, filters out two class catastrophic failures and is respectively: shut down class fault and warning class fault from described theft-resistant link chain class fault, UPS class fault, vibration class fault, current transformer class fault four class fault; From the two class faults filtered out, filtering out a most serious class fault is again: shut down class fault.The diagnostic trouble code of shutting down failure message that class fault comprises corresponding such as comprises: 205,13,89,233,13 etc.

Described conditional filtering is specially:

S203: filter out a source fault from a most serious described class failure message.

During conditional filtering, need on the basis of the most serious class fault filtered out in S202, application conditions screens, and such as, conditional filtering is specially analytic function, and the condition that the needs of the analytic function that different fault categories is corresponding are considered is different.

Such as, during for the most serious class fault for shutting down class fault, the condition that the needs of corresponding analytic function are considered is wind speed and generator speed.

Described conditional filtering mainly filters out a source fault according to other data in running of wind generating set process from a most serious described class failure message.

Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; although with reference to above-described embodiment to invention has been detailed description; those of ordinary skill in the field still can modify to the specific embodiment of the present invention or equivalent replacement; these do not depart from any amendment of spirit and scope of the invention or equivalent replacement, are all applying within the claims awaited the reply.

Claims (1)

1. a method for Wind turbines trouble hunting, is characterized in that, comprises the following steps:
All failure messages of Wind turbines are obtained from Wind turbines controller;
Inquire about troubleshooting data storehouse by described failure message, obtain the service information that each failure message is corresponding; Described troubleshooting data storehouse comprises failure message and service information, the corresponding diagnostic trouble code of each failure message, the corresponding service information of each diagnostic trouble code;
All failure messages are obtained a source fault by fault level screening and conditional filtering; Described fault level screening is specially: classified according to fault severity level by failure message, filter out the class failure message that fault is the most serious; Described conditional filtering is specially: from a most serious described class failure message, filter out a source fault;
Service information corresponding for described source fault is presented to parallel control personnel and Wind turbines factory repair personnel.
CN201510331573.7A 2015-06-16 2015-06-16 Wind power generator set fault overhaul method CN104977923A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510331573.7A CN104977923A (en) 2015-06-16 2015-06-16 Wind power generator set fault overhaul method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510331573.7A CN104977923A (en) 2015-06-16 2015-06-16 Wind power generator set fault overhaul method

Publications (1)

Publication Number Publication Date
CN104977923A true CN104977923A (en) 2015-10-14

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105445591A (en) * 2015-12-25 2016-03-30 大连尚能科技发展有限公司 Converter fault diagnosis method and converter fault diagnosis device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101858312A (en) * 2010-05-31 2010-10-13 重庆大学 System and method thereof for evaluating real-time running state of wind generating set
US20110178771A1 (en) * 2008-08-22 2011-07-21 Vestas Wind Systems A/S Method for evaluating performance of a system for controlling pitch of a set of blades of a wind turbine
CN102808740A (en) * 2011-05-30 2012-12-05 三一电气有限责任公司 Method, equipment and system for overhauling faults of wind generation set
CN103529386A (en) * 2013-10-12 2014-01-22 山西大学工程学院 System and method for remote real-time state monitoring and intelligent failure diagnosis of wind turbine generators
CN104503399A (en) * 2014-12-09 2015-04-08 华电电力科学研究院 Group stage wind power generator set state monitoring and fault diagnosis platform

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110178771A1 (en) * 2008-08-22 2011-07-21 Vestas Wind Systems A/S Method for evaluating performance of a system for controlling pitch of a set of blades of a wind turbine
CN101858312A (en) * 2010-05-31 2010-10-13 重庆大学 System and method thereof for evaluating real-time running state of wind generating set
CN102808740A (en) * 2011-05-30 2012-12-05 三一电气有限责任公司 Method, equipment and system for overhauling faults of wind generation set
CN103529386A (en) * 2013-10-12 2014-01-22 山西大学工程学院 System and method for remote real-time state monitoring and intelligent failure diagnosis of wind turbine generators
CN104503399A (en) * 2014-12-09 2015-04-08 华电电力科学研究院 Group stage wind power generator set state monitoring and fault diagnosis platform

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105445591A (en) * 2015-12-25 2016-03-30 大连尚能科技发展有限公司 Converter fault diagnosis method and converter fault diagnosis device
CN105445591B (en) * 2015-12-25 2019-02-12 大连尚能科技发展有限公司 Current transformer method for diagnosing faults and current transformer trouble-shooter

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Application publication date: 20151014

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