CN205787028U - A kind of wind-driven generator Collection system - Google Patents
A kind of wind-driven generator Collection system Download PDFInfo
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- CN205787028U CN205787028U CN201620469288.1U CN201620469288U CN205787028U CN 205787028 U CN205787028 U CN 205787028U CN 201620469288 U CN201620469288 U CN 201620469288U CN 205787028 U CN205787028 U CN 205787028U
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Abstract
This utility model relates to a kind of wind-driven generator Collection system, after stator current signal changes electric current into small area analysis in proportion by current transformer, filtered device and SCB 68 expansion board issue PCI 6251 data acquisition board, collection plate is connected with computer, computer carries out Treatment Analysis to the signal gathered, oscillograph is used for showing signal collected figure, eddy current displacement sensor is mainly for detection of the fluctuation status of rotation speed of fan, signal is through charge amplifier, wave filter and SCB 68 expansion board issue data acquisition board, compare with the stator current signal gathered after computer processes.This utility model can gather the fault-signal of wind-driven generator easily, and can keep high accuracy under high sample frequency, it is simple to finds the fault of generating set in time, shortens the time of maintenance, improves safety, easy to use, simple to operate.
Description
Technical field
This utility model relates to a kind of wind-driven generator Collection system, belongs to wind-driven generator fault diagnosis skill
Art field.
Background technology
Along with the non-renewable resources such as worldwide coal, oil are more and more shorter, and the ring that traditional industry causes
Environment pollution problem becomes increasingly conspicuous, and the exploitation to renewable new forms of energy are the most imperative.Wind energy is because of its cleaning, renewable etc. excellent
Point is paid attention to by the extreme of many countries.Along with the large scale investment of wind power plant runs, many equipment faults go out the most therewith
Existing.Wind power generating set is typically mounted at the place of the bad environments such as desert, sea, river, causes spoilage to be up to 40%～50%, if
It is that the strength member (such as gear, bearing, blade etc.) of unit breaks down, device damage will be caused so that maintenance becomes more to come
More complication, highly difficultization, maintenance cost is greatly improved, and seriously reduces the economic benefit of wind-power electricity generation.
Therefore, the research to wind power generating set fault diagnosis and detection is particularly important.Do not increase for the ease of research
The workload of workman, it is necessary to a kind of wind-driven generator Collection system of research, in order to faults various to blower fan
Analyze and process.
Summary of the invention
For the problems referred to above, the technical problems to be solved in the utility model is to provide a kind of wind-driven generator fault-signal and adopts
Collecting system.
This utility model is a kind of wind-driven generator Collection system, and it comprises current transformer, current vortex position
Displacement sensor, charge amplifier, wave filter, SCB-68 expansion board, PCI-6251 data acquisition board, oscillograph and computer,
After stator current signal changes electric current into small area analysis in proportion by current transformer, filtered device and SCB-68 expansion board are issued
PCI-6251 data acquisition board, collection plate is connected with computer, and computer carries out Treatment Analysis to the signal gathered.Oscillograph is used
Show signal collected figure.Eddy current displacement sensor is mainly for detection of the fluctuation status of rotation speed of fan, signal warp
Charge amplifier, wave filter and SCB-68 expansion board issue data acquisition board, with the stator current gathered after computer processes
Signal compares.
As preferably, the signals collecting of described system uses PCI-6251 data acquisition board.
The beneficial effects of the utility model are: can gather the fault-signal of wind-driven generator easily, and adopt at height
High accuracy can be kept under sample frequency, it is simple to find the fault of generating set in time, shorten the time of maintenance, improve safety,
Easy to use, simple to operate.
Accompanying drawing illustrates:
For ease of explanation, this utility model is embodied as and accompanying drawing is described in detail by following.
Fig. 1 is the structured flowchart of system；
Fig. 1 specifically including that, current transformer, eddy current displacement sensor, charge amplifier, wave filter, SCB-68 expand
Panel, PCI-6251 data acquisition board, oscillograph and computer.
Detailed description of the invention:
For making the purpose of this utility model, technical scheme and advantage of greater clarity, shown in accompanying drawing
Specific embodiment describes this utility model.However, it should be understood that these describe the most exemplary, and it is not intended to limit this reality
By novel scope.Additionally, in the following description, eliminate the description to known features and technology, to avoid unnecessarily mixing
Confuse concept of the present utility model.
Being described in further detail this utility model in conjunction with accompanying drawing, accompanying drawing is the schematic diagram of simplification, only with signal
Mode illustrates basic structure of the present utility model, and therefore it only shows the structure relevant with this utility model.
As it is shown in figure 1, this detailed description of the invention is by the following technical solutions: it comprises current transformer, current vortex displacement
Sensor, charge amplifier, wave filter, SCB-68 expansion board, PCI-6251 data acquisition board, oscillograph and computer, fixed
After electron current signal changes electric current into small area analysis in proportion by current transformer, filtered device and SCB-68 expansion board are issued
PCI-6251 data acquisition board, collection plate is connected with computer, and computer carries out Treatment Analysis to the signal gathered.Oscillograph is used
Show signal collected figure.Eddy current displacement sensor is mainly for detection of the fluctuation status of rotation speed of fan, signal warp
Charge amplifier, wave filter and SCB-68 expansion board issue data acquisition board, with the stator current gathered after computer processes
Signal compares.
Further, the signals collecting of described system uses PCI-6251 data acquisition board.
Of the present utility model ultimate principle and principal character and of the present utility model advantage have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model is also
Have various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model.This utility model
Claimed scope is by appending claims and equivalent circle thereof.
Claims (2)
1. a wind-driven generator Collection system, it is characterised in that: it comprises current transformer, current vortex displacement passes
Sensor, charge amplifier, wave filter, SCB-68 expansion board, PCI-6251 data acquisition board, oscillograph and computer, stator
After current signal changes electric current into small area analysis in proportion by current transformer, filtered device and SCB-68 expansion board issue PCI-
6251 data acquisition board, collection plate is connected with computer, and computer carries out Treatment Analysis to the signal gathered, and oscillograph is used for showing
Showing signal collected figure, eddy current displacement sensor is mainly for detection of the fluctuation status of rotation speed of fan, and signal is through electric charge
Amplifier, wave filter and SCB-68 expansion board issue data acquisition board, with the stator current signal gathered after computer processes
Compare.
Wind-driven generator Collection system the most according to claim 1, it is characterised in that: the signal of described system
Gather and use PCI-6251 data acquisition board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620469288.1U CN205787028U (en) | 2016-05-23 | 2016-05-23 | A kind of wind-driven generator Collection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620469288.1U CN205787028U (en) | 2016-05-23 | 2016-05-23 | A kind of wind-driven generator Collection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205787028U true CN205787028U (en) | 2016-12-07 |
Family
ID=58114837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620469288.1U Expired - Fee Related CN205787028U (en) | 2016-05-23 | 2016-05-23 | A kind of wind-driven generator Collection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205787028U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769024A (en) * | 2017-03-02 | 2017-05-31 | 哈尔滨理工大学 | Gear Fault Diagnosis device based on asynchronous motor stator current method |
| CN109779742A (en) * | 2019-03-21 | 2019-05-21 | 东风汽车集团有限公司 | A kind of failure monitor system and method for engine charge electronics relief valve |
-
2016
- 2016-05-23 CN CN201620469288.1U patent/CN205787028U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106769024A (en) * | 2017-03-02 | 2017-05-31 | 哈尔滨理工大学 | Gear Fault Diagnosis device based on asynchronous motor stator current method |
| CN109779742A (en) * | 2019-03-21 | 2019-05-21 | 东风汽车集团有限公司 | A kind of failure monitor system and method for engine charge electronics relief valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20180523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |