CN207923677U - A kind of dust storm erosion abrasion test device of Fan blade material - Google Patents
A kind of dust storm erosion abrasion test device of Fan blade material Download PDFInfo
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- CN207923677U CN207923677U CN201820231039.8U CN201820231039U CN207923677U CN 207923677 U CN207923677 U CN 207923677U CN 201820231039 U CN201820231039 U CN 201820231039U CN 207923677 U CN207923677 U CN 207923677U
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Abstract
The utility model discloses a kind of dust storm erosion abrasion test device of Fan blade material.The utility model includes speed adjusting module, for husky module, temperature and humidity adjustment module, erosion module and grains of sand recycling module; the grains of sand pass through the dust storm feeding mechanism by being formed for husky module and speed adjusting module; enter to the erosion module in erosion case; erosive wear is carried out to the fan blade in erosion module, the temperature and humidity adjustment module to the humiture in erosion module for being adjusted control；The grains of sand retracting device is placed in the lower section of erosion module.The effective simulates blower fan blade actual condition environment of the utility model energy, so as to it is accurate, reliably analyze interaction between the factors such as temperature, humidity, dust storm erosion wind speed, impact angle, sandy environment radius, and the measure for mitigating for research fan blade erosive wear provides reliable experimental data.
Description
Technical field
The utility model is related to a kind of experimental rigs, and in particular to a kind of dust storm erosion resistance tests of Fan blade material
Device.
Background technology
Wind-power electricity generation has many advantages, such as technology maturation, environment-friendly high-efficiency, inexhaustible, this makes wind-power electricity generation one
Fastest-rising status in world's new energy directly is remain, there is vast potential for future development.Blade of wind-driven generator is as wind turbine
The critical elements of component part, its superiority-inferiority affect the quality of entire wind turbine, are the key that wind-power electricity generations.With China's gas
It waits environment gradually to deteriorate, many wind power plants will appear dust and sand weather, and dust storm erosion causes the damage of fan blade.Meanwhile
The influence of the natural weathers such as the extremely low temperature such as sleet, high humidity so that fan blade is under dust storm and sleety weather interaction, erosion
Abrasion is continuously increased, and the service life of wind-driven generator greatly reduces, and affects the normal operation of wind power plant.Cause
This, Fan blade material dust storm erosive wear research seems very necessary and urgently.
Fan blade material dust storm erosive wear process is sufficiently complex, although field experiment reliability is high, its expense
Greatly, the period of consumption is long, feasibility is low, and the environment dust storm erosive wear especially for pole high and low temperature and high humility is studied, very
Difficulty carries out artificial temperature, humidity, wind sand environment to fan blade in wind power plant and controls.Simulating lab test has true
Simulate the ability and easily each factor of control influence fan blade erosive wear, such as wind speed, impact angle, sand and dust of wind
Particle radius, temperature, humidity etc..In order to be furtherd investigate to erosive wear of the Fan blade material under wind sand environment, design
A kind of system and device that can simulate dust storm erosive wear environment seems necessary.
Invention content
The utility model in view of the deficiencies of the prior art, provides a kind of dust storm erosive wear examination of Fan blade material
Experiment device.
The utility model includes speed adjusting module, is returned for husky module, temperature and humidity adjustment module, erosion module and the grains of sand
Module is received, the grains of sand enter to rushing in erosion case by the dust storm feeding mechanism by being formed for husky module and speed adjusting module
Module is lost, erosive wear is carried out to the fan blade in erosion module, the temperature and humidity adjustment module is used for in erosion module
Humiture control is adjusted；The grains of sand retracting device is placed in the lower section of erosion module；The erosion module includes experiment
Supporting table, sensor assembly, glass window, discharge pipe；The experiment supporting table includes containing first be vertically fixedly mounted
Baffle and second baffle, for fixing fan blade；First baffle is connected by bearing with supporting rack, and impact angle is adjusted；
Supporting rack is fixed on erosion bottom；The sensor assembly includes the wind speed detection device for detecting erosion case wind speed, is used for
Detect the temperature sensor of erosion case temperature value, the humidity sensor for detecting erosion case humidity；The discharge pipe
For balancing air pressure in erosion case；The glass window is set to erosion case side wall.
Furtherly, the speed adjusting module includes air compressor, wind speed regulating valve, discharge pipe and pressure maintaining valve, sky
The output of air compressor connects wind speed regulating valve, and the output of wind speed regulating valve connects discharge pipe, and the wind of discharge pipe passes through pressure maintaining valve
Enter Spray Gun Of The Pressure afterwards.
Furtherly, described to include storage sand material case for husky module, storage sand material case lower end is equipped with lower husky adjustable valve, under
Husky adjustable valve is connected with sand tube one end is sent, and the sand tube other end is sent to be connected to Spray Gun Of The Pressure.
Furtherly, the temperature and humidity adjustment module includes heating module, refrigeration module, humidification module, dehumidifier module, this
Four modules are connected by control circuit with host computer.
Furtherly, it is provided with upper box, filter layer, lower box in the grains of sand recycling module, the filter layer has
The through-hole of uniform Pinhole-shaped.
Furtherly, the impact angle experiment setting value is 15 °, 30 °, 45 °, 60 ° and 90 °.
Furtherly, it is connected with pressure-detecting device between the pressure maintaining valve and Spray Gun Of The Pressure.
Furtherly, the filter layer can be replaced according to particle radius.
The beneficial effects of the utility model：The effective simulates blower fan blade actual condition environment of utility model device energy,
So as to it is accurate, reliably analyze between the factors such as temperature, humidity, dust storm erosion wind speed, impact angle, sandy environment radius
Interaction, and the measure for research mitigation fan blade erosive wear provides reliable experimental data.
Description of the drawings
Fig. 1 is the module flow diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model；
Fig. 3 is the stereogram of the utility model grains of sand recycling module；
Fig. 4 is the control flow chart of the utility model dust storm erosion abrasion test device；
In figure：1.1, air compressor；1.2, wind speed regulating valve；1.3, discharge pipe；1.4, pressure maintaining valve；1.5, pressure detecting
Device；1.6, Spray Gun Of The Pressure；2.1, sand material case is stored up；2.2, lower husky adjustable valve；2.3, sand tube is sent；3.11, first baffle；
3.12, second baffle；3.2, bearing；3.3, supporting rack；3.4, glass window；3.5, discharge pipe；3.6, wind speed detection device；
3.7, temperature sensor；3.8, humidity sensor；4.1, heating module；4.2, refrigeration module；4.3, humidification module；4.4, dehumidifier
Module；4.5, control circuit；4.6, host computer；4.7, soft pipeline；5.1, upper box；5.2, filter screen；5.3, lower box.
Specific implementation mode
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
As shown in Figure 1 and Figure 2, the dust storm erosion abrasion test device of a kind of Fan blade material, including for husky module, wind
Fast adjustment module, temperature control modules, humidity control module, erosion module, grains of sand recycling module.The grains of sand pass through same for husky module
Speed adjusting module communicates to form dust storm feeding mechanism, is then connected with erosion module and carries out fan blade erosive wear, temperature
Adjustment module, moisture adjustment module are communicated with erosion module carries out temperature and humidity adjustment control.
Air compressor 1.1 in the speed adjusting module is by connecting discharge pipe 1.3 1 after wind speed regulating valve 1.2
End, 1.3 other end of discharge pipe connect pressure maintaining valve 1.4, and Spray Gun Of The Pressure 1.6, pressure maintaining valve 1.4 and Spray Gun Of The Pressure are connected to after voltage stabilizing
There is pressure-detecting device 1.5 between 1.6.The grains of sand impact velocity empirical value be set as 7.9 m/s, 12.8 m/s, with
And 17.4m/s.
It is described to be connected with sand tube nozzle 2.3 is sent by lower husky adjustable valve 2.2 including storage sand material case 2.1 for husky module, and
It is connected to Spray Gun Of The Pressure 1.6.The grains of sand radius empirical value be set as 0.074mm-0.15mm, 0.104mm-0.212mm,
0.212mm-0.42mm and 0.42mm-0.84mm.
The temperature adjustment module includes that refrigeration module 4.2, heating module 4.1 are all connected to control circuit 4.5, control electricity
Road is connected to host computer 4.6, is adjusted into trip temperature.Erosion the temperature inside the box empirical value be set as -40 DEG C, -20 DEG C, 0 DEG C,
20 DEG C, 40 DEG C, 60 DEG C and 80 DEG C.
The moisture adjustment module includes that humidification module 4.3, dehumidifier module 4.4 are all connected to control circuit 4.5, control electricity
Road is connected to host computer 4.6, carries out humidity regulation.In the erosion case humidity empirical value be set as 20%, 40%, 60% and
80%。
The erosion module includes experiment supporting table, sensor assembly, glass window, discharge pipe.The experiment support
Platform includes that vertically fixed installation, first baffle 3.11 pass through bearing 3.2 and supporting rack for first baffle 3.11, second baffle 3.12
3.3 are connected, and impact angle are adjusted, the impact angle experiment setting value is 15 °, 30 °, 45 °, 60 ° and 90 °.Supporting rack
3.3 are fixed on bottom；The sensor assembly includes the wind speed detection device 3.6 for detecting erosion case wind speed, for detecting
The temperature sensor 3.7 of erosion case temperature value, the humidity sensor 3.8 for detecting erosion case humidity；The outlet air
Pipe 3.5 has air pressure in balance erosion case；The glass window 3.4 is set to erosion case side wall.
As shown in figure 3, the grains of sand recycling module includes recycling bins, filter layer 5.2.Recycling bins filter layer 5.2
Babinet is divided into upper box 5.1, lower box 5.3；The filter layer 5.2 has the through-hole of uniform Pinhole-shaped, can will be after experiment
For substandard sand filtration to lower box 5.3, the complete grains of sand still stay in upper box 5.1.The filter layer 5.2 can according to
Grain radius is replaced.
The speed adjusting module is that Spray Gun Of The Pressure 1.6 inputs compressed air by discharge pipe 1.3, described to send husky module logical
It is that Spray Gun Of The Pressure 1.6 conveys the grains of sand to cross and send sand tube 2.3, and the epidemic disaster adjustment module is that erosion module is real by soft pipeline 4.7
It tests environment and adjusts epidemic disaster.
As shown in figure 4, being the control flow chart of the utility model dust storm erosion abrasion test device.Place wind in proportion
Machine blade experiment material is fixed on baffle, by bearing controllable register angle, if with experiment set angle0It is identical, then make
Distinguish collecting temperature value T and humidity value H with temperature and relative humidity, if with0It is unequal, then re-adjustments baffle angle.In order to
So that humiture in erosion test case is reached the value that experiment is set, passes through host computer and start heating module, refrigeration module, dehumidifier mould
Block, humidification module adjust epidemic disaster.If T=T0、H=HO, air compressor is opened, pressure maintaining valve is adjusted and is examined with pressure-detecting device
Measuring pressure P.If P and experiment setting pressure P0It is worth equal, then adjusts wind speed regulating valve and lower husky adjustable valve.If unequal,
Re-adjustments pressure maintaining valve.Grains of sand erosion speed V in erosion case is detected by wind speed detection device, if V and experiment wind speed setting V0
It is unequal, then re-adjustments wind speed regulating valve and lower husky adjustable valve.If V=V0, then grains of sand erosive wear wind turbine is proceeded by
Blade.Experimenter terminates to carry out grains of sand recycling by observation window observation experiment, finally experiment.
A kind of dust storm erosion resistance tests method of Fan blade material, this approach includes the following steps：
Fan blade material is placed in test specimen fixed plate by step 1, and first baffle is contacted with Fan blade material side
Connection, second baffle are used to connect with Fan blade material bottom, fixed Fan blade material.Bearing is adjusted to setting
Angle, the i.e. angle of dust storm erosion.
Before step 2, experiment operation, first have to carry out epidemic disaster inspection.It is right respectively with temperature sensor, humidity sensor
Collected epidemic disaster value is compared with setting epidemic disaster parameter, then judges by the acquisition of epidemic disaster in erosion device
Subsequent operation.When temperature of the measured temperature higher than setting, refrigeration module is started by host computer carries out refrigeration and handle to setting
Determine temperature value；When temperature of the measured temperature less than setting, heating module is started by host computer and is heated to setting
Determine temperature value；When humidity of institute's measuring moisture less than setting, humidity module is started by host computer and carries out humidification process to setting
Determine humidity；When humidity of institute's measuring moisture higher than setting, dehumidifier module is started by host computer and carries out dehumidification treatments to setting
Determine humidity；When humidity of institute's measuring moisture less than setting, humidification module is started by host computer and carries out dehumidification treatments to setting
Determine humidity.Meanwhile during adjusting epidemic disaster, the discharge pipe in erosion device is controlled, to strengthen in erosion device
Cross-ventilation.
Epidemic disaster in step 3, weighing apparatus erosion device.After erosion device reaches the epidemic disaster value of setting, high pressure gas is opened
Potential source, high pressure pneumatic supply provide air-flow and flow through discharge pipe to spray gun.Pressure is measured by pressure-detecting device, if having with setting value
Gap then adjusts pressure maintaining valve to setting value.Air-flow flow through spray gun formed negative pressure, the grains of sand can directly from storage sand material case under sand with
Air-flow is ejected to test fan blade surface by spray gun.Storing up the grains of sand grain diameter size placed in sand material case can be according to setting value
It places, i.e. sandy environment radius.When experiment, wind speed detection device can acquire grains of sand wind speed in erosion case in erosion device, and
It is compared with setting value, wind speed regulating valve and lower husky adjustable valve, i.e. dust storm erosion speed is adjusted if not meeting.Experimental implementation
Person can pass through glass window observation experiment process.
After step 4 erosive wear is tested, grains of sand recycling is carried out.The grains of sand are recycled the grains of sand in Rose Box upper box to return
It receives and utilizes, the grains of sand in lower box are handled.
To sum up, the utility model provides a kind of dust storm erosion abrasion test device of Fan blade material, experiment dress
The true environment of Fan blade material dust storm erosive wear can conveniently be simulated in laboratory by setting, and can be used for studying simulation high
Wind turbine blade flushing corrosion wear mechanism under temperature, low temperature, high humidity environment realizes that effective protection is arranged by adjusting parameters research
It applies, to improve fan blade service life and wind-power electricity generation conversion ratio.
There may be other embodiments for the utility model, is carried out under without departing substantially from the spirit of the present invention and its real situation
Change and distortion should all belong to the protection domains of the utility model claims.
Claims (8)
1. a kind of dust storm erosion abrasion test device of Fan blade material, including speed adjusting module, for husky module, humiture
Adjustment module, erosion module and grains of sand recycling module, it is characterised in that：The grains of sand pass through by for husky module and speed adjusting module
The dust storm feeding mechanism of composition enters to the erosion module in erosion case, and erosion mill is carried out to the fan blade in erosion module
Damage, the temperature and humidity adjustment module to the humiture in erosion module for being adjusted control；The grains of sand retracting device is set
In the lower section of erosion module；
The erosion module includes experiment supporting table, sensor assembly, glass window, discharge pipe；The experiment supporting table packet
It includes containing the first baffle and second baffle being vertically fixedly mounted, for fixing fan blade；First baffle passes through bearing and branch
Support is connected, and impact angle is adjusted；Supporting rack is fixed on erosion bottom；The sensor assembly includes for detecting erosion case
The wind speed detection device of wind speed, the temperature sensor for detecting erosion case temperature value, for detecting erosion case humidity
Humidity sensor；The discharge pipe is for balancing air pressure in erosion case；The glass window is set to erosion case side wall.
2. a kind of dust storm erosion abrasion test device of Fan blade material according to claim 1, it is characterised in that：Institute
It includes air compressor, wind speed regulating valve, discharge pipe and pressure maintaining valve to state speed adjusting module, and the output of air compressor connects wind
The output of fast regulating valve, wind speed regulating valve connects discharge pipe, and the wind of discharge pipe enters Spray Gun Of The Pressure after pressure maintaining valve.
3. a kind of dust storm erosion abrasion test device of Fan blade material according to claim 1, it is characterised in that：Institute
It includes storage sand material case to state for husky module, and storage sand material case lower end is equipped with lower husky adjustable valve, lower sand adjustable valve with send sand tube
One end is connected, and the sand tube other end is sent to be connected to Spray Gun Of The Pressure.
4. a kind of dust storm erosion abrasion test device of Fan blade material according to claim 1, it is characterised in that：Institute
It includes heating module, refrigeration module, humidification module, dehumidifier module to state temperature and humidity adjustment module, this four modules pass through control
Circuit is connected with host computer.
5. a kind of dust storm erosion abrasion test device of Fan blade material according to claim 1, it is characterised in that：Institute
It states and is provided with upper box, filter layer, lower box in grains of sand recycling module, the filter layer has the through-hole of uniform Pinhole-shaped.
6. a kind of dust storm erosion abrasion test device of Fan blade material according to claim 1, it is characterised in that：Institute
It is 15 °, 30 °, 45 °, 60 ° and 90 ° to state impact angle experiment setting value.
7. a kind of dust storm erosion abrasion test device of Fan blade material according to claim 2, it is characterised in that：Institute
It states and is connected with pressure-detecting device between pressure maintaining valve and Spray Gun Of The Pressure.
8. a kind of dust storm erosion abrasion test device of Fan blade material according to claim 5, it is characterised in that：Institute
Stating filter layer can be replaced according to particle radius.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109352429A (en) * | 2018-10-12 | 2019-02-19 | 南京钢铁股份有限公司 | A kind of throwing paddle recycling and reusing method |
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2018
- 2018-02-09 CN CN201820231039.8U patent/CN207923677U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109352429A (en) * | 2018-10-12 | 2019-02-19 | 南京钢铁股份有限公司 | A kind of throwing paddle recycling and reusing method |
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