CN107288915B - The axial flow blower control method of wind power generating set - Google Patents
The axial flow blower control method of wind power generating set Download PDFInfo
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- CN107288915B CN107288915B CN201610218726.1A CN201610218726A CN107288915B CN 107288915 B CN107288915 B CN 107288915B CN 201610218726 A CN201610218726 A CN 201610218726A CN 107288915 B CN107288915 B CN 107288915B
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- axial flow
- temperature
- flow blower
- cabin
- generating set
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- 238000000034 method Methods 0.000 title claims abstract description 39
- 238000012423 maintenance Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 abstract description 18
- 239000002699 waste material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
- F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/006—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by influencing fluid temperatures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/20—Heat transfer, e.g. cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/30—Control parameters, e.g. input parameters
- F05B2270/303—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/30—Control parameters, e.g. input parameters
- F05B2270/335—Output power or torque
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The present invention provides a kind of axial flow blower control method of wind power generating set, including：Obtain the temperature of cabin and the power of wind power generating set in wind power generating set；According to temperature and power, control starts each axial flow blower in order, and closes each axial flow blower by the sequential control opposite with starting.The present invention passes through according to the temperature of cabin in wind power generating set and the power of wind power generating set, control starting and closing axial flow blower, it can be constantly in starting state in the wind power generating set course of work to avoid axial flow blower, so as to reduce the energy consumption of axial flow blower；The present invention starts multiple axial flow blowers by control in order, stepped control is realized to axial flow blower, so as to further decrease the energy consumption of axial flow blower；In addition, the present invention, which passes through, closes each axial flow blower by the sequential control opposite with starting, can cause confusion during the shutdown process to avoid axial flow blower, so as to improve the stability in axial flow blower closing process.
Description
Technical field
The present invention relates to wind-driven generator field more particularly to a kind of axial flow blower control methods of wind power generating set.
Background technique
Axial flow blower is mainly used for reducing wind power generating set as an important mechanical part in wind power generating set
The environment temperature of middle cabin.In order to guarantee operating temperature of the environment temperature not higher than each components in cabin of cabin, at present
It is generally necessary to which axial flow blower is in working condition during wind power generating set works.Due to axial flow blower at work its from
Body needs to consume certain electric energy, and actually cabin not necessarily requires starting axis stream wind during wind power generating set work
Machine is to reduce its environment temperature, therefore axial flow blower has that energy waste is larger at work at present.
Summary of the invention
The present invention provides a kind of axial flow blower control method of wind power generating set, is deposited at work with solving axial flow blower
The larger problem of energy waste.
According to a first aspect of the embodiments of the present invention, a kind of axial flow blower control method of wind power generating set is provided, is wrapped
It includes：
Obtain the temperature of cabin and the power of the wind power generating set in wind power generating set；
According to the temperature and the power, control in order starts each axial flow blower, and by opposite with starting suitable
Each axial flow blower is closed in sequence control.
In an optional implementation manner, described according to the temperature and the power, control starting is each in order
Axial flow blower includes：
For each axial flow blower, when the temperature of the cabin is greater than corresponding first temperature threshold and is less than corresponding the
Two temperature thresholds, when the power of the wind power generating set is greater than corresponding first power threshold, control starts the axial flow blower.
In another optional implementation, the method also includes：
For each axial flow blower, when the temperature of the cabin is not more than corresponding first temperature threshold or the cabin
Temperature be greater than corresponding first temperature threshold not less than the temperature of corresponding second temperature threshold value or the cabin and be less than pair
The second temperature threshold value answered, but when the power of the wind power generating set is not more than corresponding first power threshold, described in judgement
Whether the temperature of cabin is greater than corresponding third temperature threshold, if so, control starts the axial flow blower；Otherwise, described in judgement
Whether the temperature of cabin is greater than corresponding first temperature threshold and is less than corresponding second temperature threshold value and the wind-power electricity generation
Whether the power of unit is greater than corresponding first power threshold.
It is described to close each axis stream wind by the sequential control opposite with starting in another optional implementation
Machine includes：
The axial flow blower started for first, when the temperature of the cabin is less than the 4th temperature threshold, and the wind-force
When the power of generating set is not more than the second power threshold, the axial flow blower is closed in control.
In another optional implementation, the method also includes：
The axial flow blower started for first, when the temperature of the cabin is not less than the 4th temperature threshold or institute
The temperature of cabin is stated less than the 4th temperature threshold, but when the power of the wind power generating set is greater than second power threshold,
The temperature of the cabin is judged whether less than the 5th temperature threshold, if so, otherwise the axial flow blower is closed in control judges institute
The temperature for stating cabin whether is less than the 4th temperature threshold and whether the power of the wind power generating set is greater than described
Two power thresholds.
It is described to close each axis stream wind by the sequential control opposite with starting in another optional implementation
Machine includes：
For other each axial flow blowers in addition to the axial flow blower started except first, when the temperature of the cabin is less than the
When five temperature thresholds, the axial flow blower is closed in control；Or
When axial flow blower starting, if the temperature of the cabin is greater than corresponding first temperature threshold and is less than corresponding
Second temperature threshold value, the wind power generating set are less than corresponding first power threshold, then control and close the axial flow blower.
In another optional implementation, according to the temperature and the power, control starting is each in order
Axial flow blower, and press the sequential control opposite with starting and close before each axial flow blower, the method also includes：
Judge whether the wind power generating set breaks down or in maintenance state；
Described according to the temperature and the power, control starts each axial flow blower in order, and by opposite with starting
Sequential control close each axial flow blower and include：
If the wind power generating set is without failure or is not at maintenance state, according to the temperature and the function
Rate, control starts each axial flow blower in order, and closes each axial flow blower by the sequential control opposite with starting.
In another optional implementation, the method also includes：It regularly replaces each axial flow blower starting and closes
The sequence closed.
In another optional implementation, second power threshold is zero.
The beneficial effects of the invention are as follows：
1, the present invention passes through according to the temperature of cabin in wind power generating set and the power of wind power generating set, control starting
With closing axial flow blower, it can be constantly in starting state in the wind power generating set course of work to avoid axial flow blower, thus
The energy consumption of axial flow blower can be reduced；The present invention starts multiple axial flow blowers by control in order, can be according to the actual situation
Stepped control is carried out, to axial flow blower so as to further decrease the energy consumption of axial flow blower；In addition, the present invention is by pressing
Each axial flow blower is closed in the sequential control opposite with starting, can be caused confusion during the shutdown process to avoid axial flow blower, from
And the stability in axial flow blower closing process can be improved；
2, the present invention is greater than corresponding first temperature threshold in the temperature of cabin and is less than by being directed to each axial flow blower
Corresponding second temperature threshold value, when the power of wind power generating set is greater than corresponding first power threshold, control starts the axis stream
Blower, it is ensured that temperature is up to pre-cooling axial flow blower when needing to start axial flow blower in cabin, so as to
Improve temperature controlled accuracy in cabin；
3, the present invention is not more than corresponding first temperature threshold by the temperature in cabin, or not less than corresponding second temperature
Though the temperature for spending threshold value or cabin is greater than corresponding first temperature threshold and is less than corresponding second temperature threshold value, wind-force hair
When motor group is not more than corresponding first power threshold, judge whether the temperature of cabin is greater than corresponding third temperature threshold, and
When cabin temperature is greater than corresponding third temperature threshold, control starting axial flow blower, it is ensured that reaching in cabin temperature needs
Start axial flow blower in time when starting the temperature of axial flow blower；The present invention is not more than corresponding third temperature threshold in cabin temperature
When value, then continue to judge whether the temperature of cabin is greater than corresponding first temperature threshold and is less than corresponding second temperature threshold
Whether the power of value and wind power generating set is greater than corresponding first power threshold, thus needs to start sentencing for axial flow blower
Broken strip part constitutes a circulation with the Rule of judgment that will need to start axial flow blower, as long as meeting one of Rule of judgment,
Just controllable starting axial flow blower, so as to improve temperature controlled accuracy in cabin；
4, the present invention is less than for the axial flow blower of first starting (i.e. the last one is closed) by the temperature in cabin
4th temperature threshold, and when the power of wind power generating set is not more than the second power threshold, the axial flow blower is closed in control, can be with
On the basis of accurately controlling temperature in cabin, the energy consumption of axial flow blower is reduced；
5, the present invention is not less than the temperature of the 4th temperature threshold or cabin less than the 4th temperature threshold by the temperature in cabin
Value, but wind power generating set be not less than the second power threshold when, judge the temperature of cabin whether less than the 5th temperature threshold, and
When cabin temperature is less than five temperature thresholds, the axial flow blower of first starting is closed in control, it is ensured that cabin temperature is reaching
The axial flow blower is closed in time when to the temperature for needing to close all axial flow blowers；It is not less than the 5th in cabin temperature in the present invention
When temperature threshold, then whether continue to judge the temperature of cabin less than the 4th temperature threshold and the power of wind power generating set
Whether it is greater than the second power threshold, thus needs the Rule of judgment for closing all axial flow blowers and will need to close all axis streams
The Rule of judgment of blower constitutes a circulation, as long as meeting one of Rule of judgment, so that it may and axial flow blower is closed in control, thus
Temperature control accuracy in cabin can be improved, reduce axis stream energy consumption of electrical machinery；
6, the present invention is by closing the axis stream wind of the first starting in addition to controlling when cabin temperature is less than five temperature thresholds
Machine, also control close other axial flow blowers, it is ensured that cabin temperature is when reaching the temperature for needing to close all axial flow blowers
All axial flow blowers can close in time；For other axial flow blowers in addition to the axial flow blower of the first starting, the present invention exists
When the axial flow blower starts, if cabin temperature is greater than corresponding first temperature threshold and is less than corresponding second temperature threshold value, separately
The power of outer fan power generator group is less than corresponding first power threshold, then it represents that even if closing the axial flow blower at this time can also tie up
Components in temperature are held in cabin to work normally, thus the present invention closes the axial flow blower by control, can further decrease
Axial flow blower energy consumption；
7, the present invention by wind power generating set it is without failure or when being not at maintenance state just to axial flow blower into
Row control, can be to avoid axial flow blower be still started when wind power generating set does not generate electricity, it is possible thereby to reduce the energy of axial flow blower
Consumption；
8, the present invention regularly updates each sequence axial flow blower starting and closed, and can extend axial flow blower uses the longevity
Life.
Detailed description of the invention
Fig. 1 is one embodiment structure chart of the axial flow blower control system of wind power generating set of the present invention；
Fig. 2 is one embodiment flow chart of the axial flow blower control method of wind power generating set of the present invention；
Fig. 3 is another embodiment flow chart of the axial flow blower control method of wind power generating set of the present invention.
Specific embodiment
Technical solution in embodiment in order to enable those skilled in the art to better understand the present invention, and make of the invention real
The above objects, features, and advantages for applying example can be more obvious and easy to understand, with reference to the accompanying drawing to technical side in the embodiment of the present invention
Case is described in further detail.
In the description of the present invention, unless otherwise specified and limited, it should be noted that term " connection " should do broad sense reason
Solution, for example, it may be mechanical connection or electrical connection, the connection being also possible to inside two elements can be directly connected, it can also
Indirectly connected through an intermediary, for the ordinary skill in the art, can understand as the case may be above-mentioned
The concrete meaning of term.
It is one embodiment structure chart of the axial flow blower control system of wind power generating set of the present invention referring to Fig. 1.The wind
The axial flow blower control system of power generator group may include temperature sensor 110, wind power generating set control system 120,
Control device 130 and at least two axial flow blowers 140, wherein temperature sensor 110, wind power generating set control system 120,
Each axial flow blower 140 can be connect with control device 130 respectively.The temperature sensor 110 can be set in cabin, be used for
The temperature of cabin is measured, and the temperature information is sent to control device 130, the control system 120 of wind power generating set can be with
The power information of wind power generating set is sent to control device 130.Hereafter, control device 130 can be according to wind-driven generator
The power of the temperature of cabin and wind power generating set in group starts by sequence each axial flow blower of control, and by opposite with starting
Sequential control close each axial flow blower.
In the present embodiment, since when wind power generating set breaks down or is in maintenance state, wind power generating set is logical
Chang Buhui power generation, the temperature in cabin are usually not above the operating temperature of components in cabin, therefore control device 130 can be with
First determine whether wind power generating set breaks down or in maintenance state, start axis stream wind if so, may not necessarily control
Machine；Otherwise, can be according to the temperature of cabin in wind power generating set and the power of wind power generating set, control starting is each in order
A axial flow blower, and each axial flow blower is closed by the sequential control opposite with starting.The present invention passes through in wind power generating set
It is without failure or just axial flow blower is controlled when being not at maintenance state, it can not generate electricity to avoid in wind power generating set
When still start axial flow blower, it is possible thereby to reduce the energy consumption of axial flow blower.
Control device 130 locally can be stored in advance respectively for each axial flow blower setting the first temperature threshold,
Second temperature threshold value, third temperature threshold and the first power threshold, for each axial flow blower, third temperature threshold, second
Temperature threshold and the first temperature threshold can be configured according to descending sequence, and third temperature threshold, which can be less than, to be pressed
The third temperature threshold of next axial flow blower of sequence starting.Control device 130 starts each axis stream wind in control in order
When machine, for each axial flow blower, it can first determine whether the temperature of cabin is greater than corresponding first temperature threshold and is less than
Whether the power of corresponding second temperature threshold value and wind power generating set is greater than corresponding first power threshold, if being,
Control axial flow blower starting；Otherwise, further judge whether the temperature of cabin is greater than corresponding third temperature threshold, if cabin
Temperature be greater than corresponding third temperature threshold, then control and start the axial flow blower, if the temperature of cabin is no more than corresponding the
Three temperature thresholds then continue to judge whether the temperature of cabin is greater than corresponding first temperature threshold and is less than corresponding second temperature
Whether the power of threshold value and wind power generating set is greater than corresponding first power threshold.
Due to when cabin temperature is in temperature range, if wind power generating set work under some power bracket
Make, then cabin temperature will likely quickly reach the temperature for needing to start axial flow blower, and if reaching in cabin temperature and needing to start
After the temperature of axial flow blower, restart axial flow blower, then may cause cabin and have little time to cool down, to keep temperature in cabin excessively high
And the work of each components in cabin is influenced, therefore the present invention is greater than by being directed to each axial flow blower in the temperature of cabin
Corresponding first temperature threshold and it is less than corresponding second temperature threshold value, the power of wind power generating set is greater than corresponding first function
When rate threshold value, control starts the axial flow blower, it is ensured that temperature is up to when needing to start axial flow blower and mentions in cabin
Preceding starting axial flow blower, so as to improve temperature controlled accuracy in cabin.
The present invention is not more than corresponding first temperature threshold by the temperature in cabin, or is not less than corresponding second temperature
Though the temperature of threshold value or cabin is greater than corresponding first temperature threshold and is less than corresponding second temperature threshold value, wind-power electricity generation
When unit is not more than corresponding first power threshold, judge whether the temperature of cabin is greater than corresponding third temperature threshold, and
When cabin temperature is greater than corresponding third temperature threshold, control starting axial flow blower, it is ensured that reach needs in cabin temperature
Start axial flow blower in time when starting the temperature of axial flow blower.The present invention is not more than corresponding third temperature threshold in cabin temperature
When, then continue to judge whether the temperature of cabin is greater than corresponding first temperature threshold and is less than corresponding second temperature threshold value,
And whether the power of wind power generating set is greater than corresponding first power threshold, thus needs to start the judgement item of axial flow blower
Part constitutes a circulation with the Rule of judgment that will need to start axial flow blower, as long as meeting one of Rule of judgment, so that it may
Control starting axial flow blower, so as to improve temperature controlled accuracy in cabin.
In addition, control device 130 can also locally be previously stored with the 4th temperature threshold, the 5th temperature threshold and second
Power threshold, wherein the 4th temperature threshold can be less than the 5th temperature threshold.Control device 130 is by opposite with starting suitable
When each axial flow blower is closed in sequence control, the axial flow blower started for first, control device 130 can first determine whether cabin
Temperature whether less than the power of the 4th temperature threshold and wind power generating set whether be greater than the second power threshold, if cabin
Temperature less than the 4th temperature threshold, the power of wind power generating set is not more than the second power threshold, then controls and close the axis stream
Blower；Otherwise, the temperature of cabin is further judged whether less than the 5th temperature threshold, if the temperature of cabin is less than the 5th temperature threshold
Value then controls and closes the axial flow blower, if the temperature of cabin is not less than the 5th temperature threshold, continues to judge that the temperature of cabin is
Whether the no power less than the 4th temperature threshold and wind power generating set is greater than the second power threshold.It is opened for removing first
Other each axial flow blowers outside dynamic axial flow blower, when the temperature of cabin is less than five temperature thresholds, the axis is closed in control
Flow fan, or when axial flow blower starting, if the temperature of cabin is greater than corresponding first temperature threshold and is less than corresponding
Second temperature threshold value, wind power generating set are less than corresponding first power threshold, then control and close the axial flow blower.
Due to when cabin temperature be lower than some temperature value when, if wind power generating set works under some power bracket,
Cabin temperature will likely quickly reach the temperature for needing to close all axial flow blowers, and if reaching in cabin temperature and closing all open
After the temperature of moving axis flow fan, turning off the last one axial flow blower, then axial flow blower may cause unnecessary energy waste,
Therefore for the axial flow blower of first starting (i.e. the last one is closed), the present invention is by the temperature in cabin less than the 4th temperature
Spend threshold value, and the power of wind power generating set be not more than the second power threshold when, control close the axial flow blower, can be accurate
In control cabin on the basis of temperature, the energy consumption of axial flow blower is reduced.
The present invention is by the temperature in cabin not less than the temperature of the 4th temperature threshold or cabin less than the 4th temperature threshold
Value, but wind power generating set be not less than the second power threshold when, judge the temperature of cabin whether less than the 5th temperature threshold, and
When cabin temperature is less than five temperature thresholds, the axial flow blower of first starting is closed in control, it is ensured that cabin temperature is reaching
The axial flow blower is closed in time when to the temperature for needing to close all axial flow blowers.It is not less than the 5th in cabin temperature in the present invention
When temperature threshold, then whether continue to judge the temperature of cabin less than the 4th temperature threshold and the power of wind power generating set
Whether it is greater than the second power threshold, thus needs the Rule of judgment for closing all axial flow blowers and will need to close all axis streams
The Rule of judgment of blower constitutes a circulation, as long as meeting one of Rule of judgment, so that it may and axial flow blower is closed in control, thus
Temperature control accuracy in cabin can be improved, while reducing axis stream energy consumption of electrical machinery.
The present invention is by closing the axis stream wind of the first starting in addition to controlling when cabin temperature is less than five temperature thresholds
Machine, also control close other axial flow blowers, it is ensured that cabin temperature is when reaching the temperature for needing to close all axial flow blowers
All axial flow blowers can close in time.For other axial flow blowers in addition to the axial flow blower of the first starting, the present invention exists
When the axial flow blower starts, if cabin temperature is greater than corresponding first temperature threshold and is less than corresponding second temperature threshold value, separately
The power of outer fan power generator group is less than corresponding first power threshold, then it represents that even if closing the axial flow blower at this time can also tie up
Components in temperature are held in cabin to work normally, thus the present invention closes the axial flow blower by control, can further decrease
Axial flow blower energy consumption.
In order to avoid each axial flow blower causes aging to be accelerated since runing time is insufficient, control device can be periodically right
Corresponding first temperature threshold of each axial flow blower, second temperature threshold value, third temperature threshold and the first power threshold are adjusted
It is whole, to regularly update each sequence axial flow blower starting and closed, to extend the service life of axial flow blower.
It should be noted that：The second power threshold can be zero in above-described embodiment, due to working as the function of wind power generating set
When rate is zero, components stop working in cabin, are equivalent in storing state, and the operating temperature of components is typically larger than it
Storage temperature, therefore, the axial flow blower started for first, the present invention is by the temperature in cabin less than the 4th temperature threshold
Value, and when the power of wind power generating set is zero, the axial flow blower is closed in control, can be in the base for accurately controlling temperature in cabin
On plinth, the energy consumption of axial flow blower is further decreased.
As seen from the above-described embodiment, the present invention passes through the temperature and wind power generating set according to cabin in wind power generating set
Power, control starting and close axial flow blower, can locate always in the wind power generating set course of work to avoid axial flow blower
In starting state, so as to reduce the energy consumption of axial flow blower；The present invention starts multiple axial flow blowers by control in order, can
To carry out stepped control to axial flow blower according to the actual situation, so as to further decrease the energy consumption of axial flow blower；Separately
Outside, the present invention, which passes through, closes each axial flow blower by the sequential control opposite with starting, can close to avoid axial flow blower
It causes confusion in journey, so as to improve the stability in axial flow blower closing process.
It referring to fig. 2, is one embodiment flow chart of the axial flow blower control method of wind power generating set of the present invention.The party
Method may comprise steps of：
Step S201, the temperature of cabin and the power of wind power generating set in wind power generating set are obtained.
Step S202, according to temperature and power, control in order starts each axial flow blower, and by opposite with starting suitable
Each axial flow blower is closed in sequence control.
Due to corresponding to the reality of step in the realization process and the above method of the function of each unit in above system and effect
Existing process is identical, and details are not described herein.
As seen from the above-described embodiment, the present invention passes through the temperature and wind power generating set according to cabin in wind power generating set
Power, control starting and close axial flow blower, can locate always in the wind power generating set course of work to avoid axial flow blower
In starting state, so as to reduce the energy consumption of axial flow blower；The present invention starts multiple axial flow blowers by control in order, can
To carry out stepped control to axial flow blower according to the actual situation, so as to further decrease the energy consumption of axial flow blower；Separately
Outside, the present invention, which passes through, closes each axial flow blower by the sequential control opposite with starting, can close to avoid axial flow blower
It causes confusion in journey, so as to improve the stability in axial flow blower closing process.
It is another embodiment flow chart of the axial flow blower control method of wind power generating set of the present invention referring to Fig. 3.This
For controlling two axial flow blower opening and closings, this method may comprise steps of embodiment：
Step S301, judge whether wind power generating set breaks down or be in maintenance state, if so, continuing to execute step
Rapid S301；Otherwise, step 302 is executed.
Step S302, judge whether cabin temperature T is greater than the first temperature threshold T1 and is less than second temperature threshold value T2, if
It is to then follow the steps S303, otherwise, executes step S304.
Step S303, judge whether the power P of wind power generating set is greater than the first power threshold P1, if so, executing step
Otherwise rapid S305 executes step S304.
Step S304, judge whether cabin temperature T is greater than third temperature threshold T3, if so, thening follow the steps S305；Otherwise
Return to step S302.
Step 305, control the first axial flow blower of starting.
Step 306 judges whether cabin temperature T is greater than the first temperature threshold T1 ' and is less than second temperature threshold value T2 ', if
It is to then follow the steps S307, otherwise, executes step S308.
Step S307, judge whether the power P of wind power generating set is greater than the first power threshold P1 ', if so, executing step
Otherwise rapid S309 executes step S308.
Step S308, judge whether cabin temperature T is greater than third temperature threshold T3 ', if so, thening follow the steps S305；It is no
Then return to step S306.
Step 309, control the second axial flow blower of starting.
Step S310, judge whether the power P of wind power generating set is greater than the first power threshold P1 ', if so, continuing to hold
Row step S310, it is no to then follow the steps S311.
Step S311, the second axial flow blower is closed in control.
Step S312, cabin temperature T is judged whether less than the 4th temperature threshold T4, if so, thening follow the steps S313, otherwise
Execute step S314.
Step S313, whether the power P for judging wind power generating set is zero, if so, thening follow the steps S315, otherwise, is held
Row step S314.
Step S314, whether judge cabin temperature less than the 5th temperature threshold T5, if so, then follow the steps S315, otherwise,
Return to step S312.
Step S315, the first axial flow blower is closed in control.
As seen from the above-described embodiment, the present invention passes through the temperature and wind power generating set according to cabin in wind power generating set
Power, control starting and close axial flow blower, can locate always in the wind power generating set course of work to avoid axial flow blower
In starting state, so as to reduce the energy consumption of axial flow blower；The present invention starts multiple axial flow blowers by control in order, can
To carry out stepped control to axial flow blower according to the actual situation, so as to further decrease the energy consumption of axial flow blower；Separately
Outside, the present invention, which passes through, closes each axial flow blower by the sequential control opposite with starting, can close to avoid axial flow blower
It causes confusion in journey, so as to improve the stability in axial flow blower closing process.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to of the invention its
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows general principle of the invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be understood that the present invention is not limited to the precise structure already described above and shown in the accompanying drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.
Claims (8)
1. a kind of axial flow blower control method of wind power generating set, which is characterized in that including：
Obtain the temperature of cabin and the power of the wind power generating set in wind power generating set；
According to the temperature and the power, control starts each axial flow blower in order, and presses the sequence control opposite with starting
System closes each axial flow blower；
It is described according to the temperature and the power, control in order starts each axial flow blower and includes：For each axis stream wind
Machine, when the temperature of the cabin is greater than corresponding first temperature threshold and is less than corresponding second temperature threshold value, the wind-force is sent out
When the power of motor group is greater than corresponding first power threshold, control starts the axial flow blower.
2. the method according to claim 1, wherein the method also includes：
For each axial flow blower, when the temperature of the cabin is no more than corresponding first temperature threshold or the temperature of the cabin
Degree is greater than corresponding first temperature threshold not less than the temperature of corresponding second temperature threshold value or the cabin and is less than corresponding
Second temperature threshold value, but the power of the wind power generating set be not more than corresponding first power threshold when, judge the cabin
Temperature whether be greater than corresponding third temperature threshold, if so, control start the axial flow blower；Otherwise, judge the cabin
Temperature whether be greater than corresponding first temperature threshold and be less than corresponding second temperature threshold value and the wind power generating set
Power whether be greater than corresponding first power threshold.
3. the method according to claim 1, wherein described described each by the sequential control closing opposite with starting
A axial flow blower includes：
The axial flow blower started for first, when the temperature of the cabin is less than the 4th temperature threshold, and the wind-power electricity generation
When the power of unit is not more than the second power threshold, the axial flow blower is closed in control.
4. according to the method described in claim 3, it is characterized in that, the method also includes：
The axial flow blower started for first, when the temperature of the cabin is not less than the 4th temperature threshold or the machine
The temperature in cabin is less than the 4th temperature threshold, but when the power of the wind power generating set is greater than second power threshold, judgement
Whether the temperature of the cabin is less than the 5th temperature threshold, if so, otherwise the axial flow blower is closed in control judges the machine
Whether the temperature in cabin is less than the 4th temperature threshold and whether the power of the wind power generating set is greater than second function
Rate threshold value.
5. the method according to claim 1, wherein described described each by the sequential control closing opposite with starting
A axial flow blower includes：
For other each axial flow blowers in addition to the axial flow blower started except first, when the temperature of the cabin is less than the 5th temperature
When spending threshold value, the axial flow blower is closed in control；Or
When axial flow blower starting, if the temperature of the cabin is greater than corresponding first temperature threshold and is less than corresponding second
The power of temperature threshold, the wind power generating set is less than corresponding first power threshold, then controls and close the axial flow blower.
6. the method according to claim 1, wherein being controlled in order according to the temperature and the power
Start each axial flow blower, and press the sequential control opposite with starting and close before each axial flow blower, the method is also
Including：
Judge whether the wind power generating set breaks down or in maintenance state；
Described control in order starts each axial flow blower according to the temperature and the power, and by opposite with starting suitable
Each axial flow blower is closed in sequence control：
If the wind power generating set is without failure or is not at maintenance state and is pressed according to the temperature and the power
Sequential control starts each axial flow blower, and closes each axial flow blower by the sequential control opposite with starting.
7. the method according to claim 1, wherein the method also includes：Regularly replace each axial flow blower
Starting and the sequence closed.
8. the method according to claim 3 or 4, which is characterized in that second power threshold is zero.
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| CN201610218726.1A CN107288915B (en) | 2016-04-11 | 2016-04-11 | The axial flow blower control method of wind power generating set |
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| CN201610218726.1A CN107288915B (en) | 2016-04-11 | 2016-04-11 | The axial flow blower control method of wind power generating set |
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| GB1601968A (en) * | 1978-03-23 | 1981-11-04 | Covrad Ltd | Method and apparatus for control of a cooling system |
| JPS5891396A (en) * | 1981-11-26 | 1983-05-31 | Nippon Denso Co Ltd | Fan speed controlling apparatus |
| CN101230864A (en) * | 2007-01-22 | 2008-07-30 | 中茂电子(深圳)有限公司 | Fan control system |
| CN201326522Y (en) * | 2008-12-26 | 2009-10-14 | 华锐风电科技有限公司 | Engine room cooling system of wind generating set |
| CN201435017Y (en) * | 2009-05-15 | 2010-03-31 | 深圳市英维克科技有限公司 | Integrated cabinet temperature control system |
| CN202221538U (en) * | 2011-08-17 | 2012-05-16 | 陕西科技大学 | Cabin intelligent constant temperature controller of wind generator |
| CN202789346U (en) * | 2012-08-20 | 2013-03-13 | 西安久和能源科技有限公司 | Cooling and circulating system of engine room of wind generating set |
| TWI540262B (en) * | 2013-08-14 | 2016-07-01 | 緯創資通股份有限公司 | Fan controll system and method for controlling fan speed |
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Effective date of registration: 20210317 Address after: 226407 No.139 Mudanjiang Road, Rudong Economic Development Zone, Nantong City, Jiangsu Province Patentee after: JIANGSU HAIZHUANG WIND POWER EQUIPMENT Co.,Ltd. Address before: 401122 No. 30 Jinyu Avenue, Jingkaiyuan, North New District of Chongqing Patentee before: CSIC HAIZHUANG WINDPOWER Co.,Ltd. |
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