CN105715451B - A wind turbine yaw control circuit - Google Patents
A wind turbine yaw control circuit Download PDFInfo
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- CN105715451B CN105715451B CN201410734466.4A CN201410734466A CN105715451B CN 105715451 B CN105715451 B CN 105715451B CN 201410734466 A CN201410734466 A CN 201410734466A CN 105715451 B CN105715451 B CN 105715451B
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- 230000003111 delayed effect Effects 0.000 claims abstract description 57
- 239000012190 activator Substances 0.000 claims abstract description 16
- 201000009482 yaws Diseases 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 2
- 230000007423 decrease Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- 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
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- Electric Propulsion And Braking For Vehicles (AREA)
- Wind Motors (AREA)
Abstract
A kind of wind generating set yaw control circuit of the present invention, for controlling yaw motor smoothly start and stop, the wind generating set yaw control circuit is external on yawing total enable end, enabled circuit is yawed including one, one yaw is along reverse control loop and a main contact loop of yaw, yawing main contact loop includes a clockwise time control loop of yaw, one yaw inversion time control loop and a main contactor control loop, the wind generating set yaw control circuit further comprises a soft activator and a yaw time delayed turn-off circuit, the voltage that yaw motor can be inputted according to preset state modulator in power supply using soft activator is powered according to certain incremental and production decline law and the delay break function of the time relay starts suddenly so as to avoid wind generating set yaw motor or is shut down suddenly and then caused wind-driven generator The great vibrations of group cabin, the service life for further influencing wind power generating set even cause security risk.
Description
Technical field
The present invention relates to wind power generating set control field more particularly to a kind of wind generating set yaw control circuits.
Background technique
After generating yaw request situations such as wind power generating set is because to wind, movement yaw overbottom pressure solenoid valve release yaw system
Dynamic device simultaneously keeps certain damping, and then wind generating set engine room starts yaw maneuver, stops yawing after the completion of yaw maneuver
Overbottom pressure solenoid valve realizes the braking of off-course brake, terminates yaw.
After request is untied the mooring rope in wind power generating set generation, yaw overbottom pressure solenoid valve can be moved at the same time and the zero-pressure solenoid valve that unties the mooring rope
Off-course brake is discharged to undamped completely, and cabin starts to yaw movement of untying the mooring rope after shutdown, is simultaneously stopped after the completion of movement of untying the mooring rope
Yaw overbottom pressure solenoid valve and the zero-pressure solenoid valve that unties the mooring rope realize off-course brake braking, terminate to untie the mooring rope.
Wind power generating set starting stop yaw during, generally use the electric current for starting yaw motor is direct
It loads and is being down to 0V on yaw motor or directly by electric current of the load when the electric current on motor is operated normally by motor, yaw
Motor jerks and shuts down often the judder that will cause entire wind power generating set suddenly, and What is more will cause safety
The generation of accident, simultaneously, yaw system it is unexpected starting and suddenly it is out of service, strong impact will cause yaw axis
It holds, the service life of the mechanical parts such as yaw motor, uni-drive gear box is substantially reduced.
Summary of the invention
The purpose of the present invention is provide a kind of wind generating set yaw control for defect existing for above-mentioned background technique
Circuit.
To achieve the above object, a kind of wind generating set yaw control circuit of the present invention, it is flat for controlling yaw motor
Sliding opens machine and shutdown, and the wind generating set yaw control circuit is external on yawing total enable end, including a yaw is enabled
Along control loop and a main contact loop of yaw is reversed, yawing main contact loop includes the yaw clockwise time for circuit, a yaw
Control loop, a yaw inversion time control loop and a main contactor control loop, wind generating set yaw control circuit
It further comprise that a soft activator and a yaw time delayed turn-off circuit, the yaw time delayed turn-off circuit are further suitable by a yaw
Hour hands time delayed turn-off circuit and yaw time delayed turn-off circuit composition counterclockwise, it is described to yaw time delayed turn-off circuit clockwise and institute
State yaw time delayed turn-off circuit counterclockwise it is in parallel after be connected to the total enable end of yaw, the yaw time delayed turn-off circuit clockwise with
Yaw time delayed turn-off circuit counterclockwise includes a time delayed turn-off circuit switching and a time relay, the time after
Electric appliance is powered and is constantly in electrification preparation state by yawing total enable end, the shutdown of the time delayed turn-off circuit switching by
It is described to yaw enabled circuit and selectively control, the time relay by selectively control the yaw it is clockwise when
Between the on-off of control loop and the yaw inversion time control loop and then realize to the yaw along reversing control loop
Selective on-off control.
Further, the time relay should at least have the time relay of delayed-breaking-off function.
Further, the enabled circuit of the yaw further comprises that a yaw enables circuit clockwise and a yaw is counterclockwise
Enabled circuit, enabled circuit further comprises yaw enabled circuit and an automatic yaw clockwise manually clockwise for the yaw
Enabled circuit clockwise, the manual yaw enabled circuit clockwise and the automatic yaw enable circuit clockwise and share at one
In normally off contact enabled clockwise and one with the first relay of the contact series enabled clockwise.
Further, enabled circuit further comprises a manual switch module clockwise clockwise for the manual yaw, should
Manual switch module one end clockwise is connected with the input terminal of the contact enabled clockwise, and the other end always makes with the yaw
Energy end is connected, and it further comprises an automatic switch clockwise for being in normally open that the automatic yaw enables circuit clockwise
Module, this is automatically switched the input terminal that the contact enabled clockwise is accessed in module one end clockwise.
Further, the electrical structure and electric state in enabled circuit make clockwise with the yaw counterclockwise for the yaw
Can circuit it is identical, i.e., the yaw counterclockwise enabled circuit include one counterclockwise enabled contact, one with it is described enabled counterclockwise
Second relay of contact series, a manual switch module counterclockwise and one are automatically switched module counterclockwise, and counterclockwise manually
Switch module one end is connected to the contact input terminal enabled counterclockwise, and the other end is connected with total enable end is yawed.
Further, the electrical structure and electric state in enabled circuit make clockwise with the yaw counterclockwise for the yaw
Can circuit it is identical, i.e., the yaw counterclockwise enabled circuit include one counterclockwise enabled contact, one with it is described enabled clockwise
Automatic switch module output end connects jointly counterclockwise by second relay of contact series, a manual switch module counterclockwise and one
In the contact output end enabled clockwise.
Further, the input terminal of the automatic switch module counterclockwise and the input terminal of automatic switch module clockwise are equal
It is connected on automatic yaw enable end by a switch module, the output end for being automatically switched module counterclockwise is connected to be made counterclockwise
The input terminal of energy contact, the output end for being automatically switched module clockwise are connected to the input terminal of enabled contact clockwise.
Further, first relay includes at least one and is used to open the soft activator enables clockwise first
Soft contact and the first time delayed turn-off Loop Contacts for starting yaw time delayed turn-off circuit clockwise, and described first
Soft contact and the first time delayed turn-off Loop Contacts are normally open.
Further, second relay includes at least one and opens second soft that the soft activator enables counterclockwise
Contact and one is for starting the second time delayed turn-off Loop Contacts in the yaw time delayed turn-off circuit counterclockwise, and second soft touching
Point and the second time delayed turn-off Loop Contacts are normally open.
Further, the yaw further comprises yaw control loop clockwise and a yaw along control loop is reversed
Yaw is connected to after control loop counterclockwise, the yaw control loop clockwise and yaw control loop parallel connection counterclockwise
Total enable end.
Further, the yaw control loop clockwise further comprises yaw control loop on-off touching clockwise
Point, a yaw concatenated and in normally off with the yaw control loop make break contact clockwise control touching clockwise
Point, one further controls the first contactor of contact series clockwise with the yaw.
Further, the electrical structure of the yaw control loop counterclockwise and the yaw control loop clockwise are electrical
State is identical, i.e., yaw control loop counterclockwise include yaw control loop make break contact counterclockwise, one with it is described partially
The control loop make break contact counterclockwise that navigates it is concatenated and in normally off yaw control counterclockwise contact, one further with institute
State the second contactor that yaw controls contact series counterclockwise.
Further, the first contactor includes at least three normally opened contacts and two normally-closed contacts, wherein three normally opened contacts
Start and stop are carried out by yaw direction clockwise for controlling the yaw motor, wherein a normally-closed contact is that setting is inverse in the yaw
Hour hands enable the yaw on circuit and enable contact counterclockwise, and another normally-closed contact is setting in yaw control counterclockwise
The yaw on circuit controls contact counterclockwise.
Further, the second contactor includes at least three normally opened contacts and two normally-closed contacts, wherein three normally opened contacts
Start and stop are carried out by yaw direction counterclockwise for controlling the yaw motor, wherein a normally-closed contact is that setting is suitable in the yaw
Hour hands enable the contact enabled clockwise on circuit, and another normally-closed contact is setting in the yaw control loop clockwise
On the yaw control contact clockwise.
Further, control contact collectively constitutes yaw safety counterclockwise counterclockwise for enabled contact and yaw counterclockwise for yaw
Control switch module, wind power generating set is when carrying out yaw maneuver clockwise, the yaw enabled contact and described counterclockwise
Yaw is disconnected control contact counterclockwise；Enabled contact and the yaw collectively constitute partially control contact clockwise clockwise for yaw
It navigates Safe control switch module clockwise；When carrying out yaw maneuver counterclockwise, the yaw makes wind power generating set clockwise
Energy contact and the yaw are disconnected control contact clockwise.
Further, the clockwise time control loop of the yaw, yaw inversion time control loop and main contactor control
The total enable end of yaw is connected to after circuit is in parallel.
Further, the clockwise time circuit of yaw is by a clockwise time control loop switch module and a third relay
Device composition；The yaw inversion time control loop is by an inversion time control loop switch module and one the 4th relay group
At；The main contactor control loop is the 5th relay for including at least three contacts in normally open.
Further, the clockwise time control loop switch module is by yawing time delayed turn-off loop time relay clockwise
The contact that the one of device is in normally open carries out on-off control, and third relay includes at least three touchings for being in normally open
Point, wherein a contact is the yaw control loop make break contact clockwise for yawing control loop clockwise, another contact is
For yawing the control contact of brake, third contact is the control contact for controlling yaw motor electromagnetic brake.
Further, the inversion time control loop switch module by yaw time in time delayed turn-off circuit counterclockwise after
The contact that the one of electric appliance is in normally open carries out on-off control, and the 4th relay includes at least the contact of three normally opens,
In a contact be yaw control loop make break contact counterclockwise for yawing control loop counterclockwise, another contact is for taking
The contact of depolarized boat brake, third contact are to be attracted for controlling the contact of yaw motor electromagnetic brake.
Further, the 5th relay is used to connect the current supply circuit of yaw motor.
In conclusion a kind of wind generating set yaw control circuit provided by the invention is using soft activator in power supply
The voltage of yaw motor can be inputted according to preset state modulator according to certain incremental and production decline law power supply and time
The delay break function of relay, wind generating set engine room caused by yaw motor starts suddenly or shuts down in turn suddenly
Great vibrations and influence wind power generating set service life even cause security risk, specifically, because suddenly by yaw motor
On voltage-drop loading to voltage rating or the voltage on yaw motor is down to 0V suddenly and yaw motor is caused to start suddenly
Or the great vibrations of wind generating set engine room caused by shutting down inevitably suddenly, further influence wind-driven generator
The service life of group even causes security risk.
Detailed description of the invention
Fig. 1 is a kind of wind generating set yaw circuit diagram of the present invention, which especially illustrates yaw circuit
The state of each device when in not operating state.
Specific embodiment
By the technology contents that the present invention will be described in detail, construction feature, reached purpose and effect, hereby enumerates embodiment below
And attached drawing is cooperated to be explained in detail.
Referring to Fig. 1, a kind of wind generating set yaw control circuit of the present invention, is smoothly opened for controlling yaw motor
Machine and shutdown, the wind generating set yaw control circuit is external on current supply circuit, including a soft activator, a yaw enable
Circuit, a yaw are along reverse control loop, a yaw time delayed turn-off circuit and main contactor circuit.
Wind generating set yaw control circuit further comprises a soft activator and one yaws time delayed turn-off circuit, described
Time delayed turn-off circuit is yawed further by yaw time delayed turn-off circuit clockwise and a yaw time delayed turn-off loop sets counterclockwise
At being connected to yaw behind the yaw time delayed turn-off circuit clockwise and yaw time delayed turn-off circuit parallel connection counterclockwise always makes
Energy end, the yaw time delayed turn-off circuit clockwise and the yaw time delayed turn-off circuit counterclockwise include that a time delayed turn-off returns
Way switch and a time relay, the time relay are prepared by yawing total enable end and being powered and be constantly in electrification
The shutdown of state, the time delayed turn-off circuit switching is selectively controlled by the enabled circuit of the yaw, the time relay
Device passes through the shutdown for selectively controlling the clockwise time control loop of the yaw and the yaw inversion time control loop
And then realize that the selective on-off to the yaw along reverse control loop controls.
The time relay should at least have the time relay of delayed-breaking-off function.
The enabled circuit of yaw further comprises that a yaw enables circuit clockwise and a yaw enables circuit counterclockwise,
Enabled circuit further comprises that enabled circuit and automatic yaw make clockwise clockwise for a manual yaw clockwise for the yaw
Enabled circuit shares one in normally closed shape clockwise for energy circuit, the manual yaw enabled circuit clockwise and the automatic yaw
The contact enabled clockwise of state and one with the first relay of the contact series enabled clockwise.
Enabled circuit further comprises a manual switch module clockwise clockwise for the manual yaw, this is manual clockwise
Switch module one end is connected with the input terminal of the contact enabled clockwise, and the other end is connected with the total enable end of yaw
It connects, it further comprises an automatic switch module clockwise for being in normally open that the automatic yaw enables circuit clockwise, should
The input terminal of the contact enabled clockwise is accessed in automatic switch module one end clockwise.
The electrical structure and electric state and the yaw enabled circuit phase clockwise in the yaw enabled circuit counterclockwise
Together, i.e., including one, enabled contact, one enable contact series with described counterclockwise counterclockwise in enabled circuit counterclockwise for the yaw
The second relay, a manual switch module counterclockwise and an automatic switch module, and manual switch module counterclockwise counterclockwise
One end is connected to the contact input terminal enabled counterclockwise, and the other end is connected with total enable end is yawed.
The input terminal of the automatic switch module counterclockwise and the input terminal for being automatically switched module clockwise pass through out
It closes module to be connected on yaw enable end automatically, the output end for being automatically switched module counterclockwise is connected to enables contact counterclockwise
Input terminal, the output end for being automatically switched module clockwise are connected to the input terminal of enabled contact clockwise.
First relay includes at least the first soft contact enabled clockwise for opening the soft activator
And the first time delayed turn-off Loop Contacts for starting the yaw time delayed turn-off circuit clockwise, and first soft contact
And first time delayed turn-off Loop Contacts be normally open.
Second relay includes at least one and opens second soft contact and one that the soft activator enables counterclockwise
For starting the second time delayed turn-off Loop Contacts in the yaw time delayed turn-off circuit counterclockwise, and second soft contact and second
Time delayed turn-off Loop Contacts are normally open.
The yaw further comprises yaw control loop clockwise and yaw control counterclockwise along control loop is reversed
It is total enabled that yaw is connected to after circuit processed, the yaw control loop clockwise and yaw control loop parallel connection counterclockwise
End.
Yaw control loop clockwise further comprise yaw control loop make break contact clockwise, one with it is described
Yaw the concatenated and yaw in normally off of control loop make break contact clockwise and control contact clockwise, one further with
The yaw controls the first contactor of contact series clockwise.
The electrical structure of the yaw control loop counterclockwise is identical as the yaw control loop electric state clockwise,
The i.e. described yaw control loop counterclockwise includes yaw control loop make break contact counterclockwise, one and yaw control counterclockwise
Circuit make break contact processed it is concatenated and in normally off yaw control counterclockwise contact, one further with the yaw inverse time
The second contactor of needle control contact series.
The first contactor includes at least three normally opened contacts and two normally-closed contacts, wherein three normally opened contacts are for controlling
The yaw motor carries out start and stop by yaw direction clockwise, wherein a normally-closed contact is that setting is enabled counterclockwise in the yaw
The yaw on circuit enables contact counterclockwise, is carrying out yaw maneuver clockwise for ensuring to yaw enabled circuit counterclockwise
When yaw enabled circuit is in an off state counterclockwise；Another normally-closed contact is setting in the yaw control loop counterclockwise
The yaw control contact counterclockwise, for ensuring to yaw control loop counterclockwise yaw when carrying out yaw maneuver counterclockwise
Control loop counterclockwise is in an off state.
The second contactor includes at least three normally opened contacts and two normally-closed contacts, wherein three normally opened contacts are for controlling
The yaw motor carries out start and stop by yaw direction counterclockwise, wherein a normally-closed contact is that setting is enabled clockwise in the yaw
The contact enabled clockwise on circuit, it is inclined when carrying out yaw maneuver counterclockwise for ensuring to yaw enabled circuit clockwise
Enabled circuit is in an off state boat clockwise；Another normally-closed contact is the institute being arranged in the yaw control loop clockwise
Yaw control contact clockwise is stated, yaws up time when carrying out yaw maneuver counterclockwise for ensuring to yaw control loop clockwise
Needle control loop is in an off state.
Control contact collectively constitutes yaw Safe control switch counterclockwise counterclockwise for enabled contact and yaw counterclockwise for yaw
Module, for wind power generating set when carrying out yaw maneuver clockwise, the yaw enables contact and the yaw inverse time counterclockwise
Needle control contact is disconnected；Yaw enables contact and the yaw clockwise, and control contact collectively constitutes yaw clockwise clockwise
Safe control switch module；Wind power generating set when carrying out yaw maneuver counterclockwise, the yaw clockwise enabled contact and
The yaw is disconnected control contact clockwise.
The clockwise time control loop of the yaw, yaw inversion time control loop and main contactor control loop it is in parallel after
It is connected to the total enable end of yaw.
The clockwise time circuit of yaw is made of a clockwise time control loop switch module and a third relay；Institute
Yaw inversion time control loop is stated to be made of an inversion time control loop switch module and one the 4th relay；The master connects
Tentaculum control loop is the 5th relay for including at least three contacts in normally open.
The clockwise time control loop switch module is by yawing the one of time delayed turn-off loop time relay clockwise
On-off control is carried out in the contact of normally open, third relay includes at least three contacts for being in normally open, wherein one
Contact is the yaw control loop make break contact clockwise for yawing control loop clockwise, and another contact is to stop for yawing
The control contact of vehicle, third contact are the control contact for controlling yaw motor electromagnetic brake.
The inversion time control loop switch module is by yawing the one of the time relay in time delayed turn-off circuit counterclockwise
Contact in normally open carries out on-off control, and the 4th relay includes at least the contact of three normally opens, wherein a contact
For the yaw control loop make break contact counterclockwise for yawing control loop counterclockwise, another contact is to stop for cancelling yaw
The contact of vehicle, third contact are to be attracted for controlling the contact of motor electromagnetic brake.
5th relay is used to connect the current supply circuit of yaw motor.
The time span that the disconnected time span T of the time relay delay can be arranged according to the soft activator determines.
Below to a kind of wind-power electricity generation of the present invention by taking yaw controls and be turned off manually yaw clockwise clockwise manually as an example
Set yaw control circuit is illustrated, and the specific working principle is as follows:
Yaw control clockwise manually
Enable signal input is yawed, the 5th relay is closed on the 5th relay in main contactor control loop three are normal
Contact is opened to connect yaw motor current supply circuit, manual closing yaws enabled switch clockwise, enabled clockwise manually in yaw
Wherein first soft contact of the first relay on circuit is attracted and controls so that soft activator is pressed under the parameter of setting
The voltage loaded on yaw motor is increased to operating voltage according to certain progressive law, the first delay of the first relay is closed
Disconnected Loop Contacts are attracted, and are also attracted positioned at another contact for yawing needle time delayed turn-off circuit of taking advantage of a situation to connect and yaw needle delay of taking advantage of a situation
Turn-off circuit simultaneously motivates first time relay to run, which is closed the control of clockwise time of the time relay
Circuit switching contact processed is to connect the clockwise time control loop of yaw, the third relay of the clockwise time control loop of yaw
The yaw control loop make break contact clockwise on the third relay is disconnected, the contact for cancelling yaw brake is switched on,
The contact of motor electromagnetic brake is switched on, and the three of first contactor are opened for controlling yaw motor by yaw direction clockwise
Dynamic contact is attracted, and two are respectively used to the yaw that control yaw is enabled counterclockwise on circuit enables contact and for yawing counterclockwise
Yaw in control loop counterclockwise controls contact disconnection counterclockwise, guarantees the uniqueness and safety of yaw direction.
Yaw clockwise is turned off manually
Needle yaw of taking advantage of a situation is turned off manually, the control logic in each circuit is identical, and difference is: the time relay is delayed one section
It is disconnected after time T and yaws control loop switch module clockwise, in this section of time T, soft starter successively decreases according to presetting
Rule will load voltage on yaw motor and reduce gradually to 0V, meanwhile, in main tentaculum control loop on the 5th relay
Three normally opened contacts are disconnected because no enable signal inputs.
In conclusion a kind of wind generating set yaw control circuit provided by the invention is using soft activator in power supply
The voltage of yaw motor can be inputted according to preset state modulator according to certain incremental and production decline law power supply and time
The delay break function of relay, wind generating set engine room caused by yaw motor starts suddenly or shuts down in turn suddenly
Great vibrations and influence wind power generating set service life even cause security risk, specifically, because suddenly by yaw motor
On voltage-drop loading to voltage rating or the voltage on yaw motor is down to 0V suddenly and yaw motor is caused to start suddenly
Or the great vibrations of wind generating set engine room caused by shutting down inevitably suddenly, further influence wind-driven generator
The service life of group even causes security risk.
The above-mentioned technical solution is only a kind of preferred embodiment of wind generating set yaw control circuit of the present invention,
Any equivalent transformation or replacement made on the basis of a kind of wind generating set yaw control circuit of the invention are included in this
Within the scope of the claims of patent.
Claims (19)
1. a kind of wind generating set yaw control circuit, for controlling, yaw motor is smooth to be opened machine and shuts down, wind-force hair
Electric set yaw control circuit is external on yawing total enable end, including one yaws enabled circuit, suitable reverse of a yaw controls back
Road and a main contact loop of yaw, yawing main contact loop includes the clockwise time control loop of a yaw, a yaw inversion time
Control loop and a main contactor control loop, it is characterised in that: wind generating set yaw control circuit further comprises one
Soft activator and a yaw time delayed turn-off circuit, the yaw time delayed turn-off circuit is further by a yaw time delayed turn-off clockwise
Circuit and yaw time delayed turn-off circuit composition counterclockwise, the yaw time delayed turn-off circuit clockwise and the yaw are counterclockwise
The total enable end of yaw, the yaw time delayed turn-off circuit clockwise and the yaw inverse time are connected to after time delayed turn-off circuit is in parallel
Needle time delayed turn-off circuit includes a time delayed turn-off circuit switching and a time relay, and the time relay is total by yawing
Enable end is powered and is constantly in electrification preparation state, and the shutdown of the time delayed turn-off circuit switching is enabled by the yaw
Circuit selectively controls, the time relay by selectively control the clockwise time control loop of the yaw and
The on-off of the yaw inversion time control loop is realized in turn to the yaw along the selective on-off control for reversing control loop
System.
2. a kind of wind generating set yaw control circuit according to claim 1, it is characterised in that: the time relay
Device should at least have the time relay of delayed-breaking-off function.
3. a kind of wind generating set yaw control circuit according to claim 2, it is characterised in that: the yaw is enabled
Circuit further comprises that a yaw enables circuit clockwise and a yaw enables circuit counterclockwise, and the yaw enables back clockwise
Road further comprises that one enabled circuit, the manual yaw are suitable clockwise for enabled circuit and an automatic yaw clockwise for yaw manually
Hour hands enable circuit and the automatic yaw enable clockwise circuit share clockwise in normally off enable contact and
One with the first relay of the contact series enabled clockwise.
4. a kind of wind generating set yaw control circuit according to claim 3, it is characterised in that: the manual yaw
Enabled circuit further comprises a manual switch module clockwise clockwise, the manual switch module clockwise one end with it is described suitable
The input terminal that hour hands enable contact is connected, and the other end is connected with the total enable end of yaw, and the automatic yaw is clockwise
Enabled circuit further comprises an automatic switch module clockwise for being in normally open, this is automatically switched module one end clockwise
Access the input terminal of the contact enabled clockwise.
5. a kind of wind generating set yaw control circuit according to claim 3, it is characterised in that: the yaw inverse time
Needle enable circuit electrical structure and electric state with the yaw enabled circuit is identical clockwise, i.e., the yaw is counterclockwise
Enabled circuit include one counterclockwise enabled contact, one with the second relay of the contact series enabled counterclockwise, one counterclockwise
Manual switch module and an automatic switch module counterclockwise, and manual switch module one end is connected to and described makes counterclockwise counterclockwise
Energy contact input terminal, the other end are connected with total enable end is yawed.
6. a kind of wind generating set yaw control circuit according to claim 5, it is characterised in that: it is described counterclockwise from
The input terminal of dynamic switch module and the clockwise input terminal of automatic switch module pass through a switch module and are connected to automatic yaw
On enable end, the output end for being automatically switched module counterclockwise is connected to the input terminal of enabled contact counterclockwise, opens automatically clockwise
The output end for closing module is connected to the input terminal of enabled contact clockwise.
7. according to a kind of described in any item wind generating set yaw control circuits of claim 3,4,6, it is characterised in that: institute
The first relay is stated including at least one for opening the soft activator first soft enabled contact and for starting clockwise
The first time delayed turn-off Loop Contacts in the yaw time delayed turn-off circuit clockwise, and first soft contact and the first delay
Turn-off circuit contact is normally open.
8. a kind of wind generating set yaw control circuit according to claim 5 or 6, it is characterised in that: described second
Relay include at least one open the soft activator counterclockwise enabled second soft contact and one for starting the yaw
The second time delayed turn-off Loop Contacts in time delayed turn-off circuit counterclockwise, and second soft contact and the second time delayed turn-off Loop Contacts
It is normally open.
9. a kind of wind generating set yaw control circuit according to claim 1, it is characterised in that: the yaw is along inverse
Turning control loop further comprises that yaw control loop clockwise and a yaw control loop counterclockwise, the yaw are clockwise
The total enable end of yaw is connected to after control loop and the yaw control loop counterclockwise are in parallel.
10. a kind of wind generating set yaw control circuit according to claim 9, it is characterised in that: the yaw is suitable
Hour hands control loop further comprises yaw control loop make break contact clockwise, one and the yaw control loop clockwise
The concatenated and yaw in normally off of make break contact controls contact clockwise, and one further controls with the yaw clockwise
The first contactor of contact series.
11. a kind of wind generating set yaw control circuit according to claim 10, it is characterised in that: the yaw is inverse
The electrical structure of hour hands control loop is identical as the yaw control loop electric state clockwise, i.e., the described yaw control counterclockwise
It connects including yaw control loop make break contact counterclockwise, one with the yaw control loop make break contact counterclockwise in circuit processed
And yaw in normally off counterclockwise control contact, one further with the yaw counterclockwise control contact series the
Two contactors.
12. a kind of wind generating set yaw control circuit described in 0 or 11 according to claim 1, it is characterised in that: described
One contactor includes at least three normally opened contacts and two normally-closed contacts, wherein three normally opened contacts are pressed for controlling the yaw motor
Yaw direction clockwise carries out start and stop, wherein a normally-closed contact be arranged in the yaw counterclockwise on enabled circuit it is described partially
Boat enabled contact counterclockwise, another normally-closed contact are that the yaw that is arranged in the yaw control loop counterclockwise is counterclockwise
Control contact.
13. a kind of wind generating set yaw control circuit according to claim 11, it is characterised in that: described second connects
Tentaculum includes at least three normally opened contacts and two normally-closed contacts, wherein three normally opened contacts are for controlling the yaw motor by the inverse time
Needle yaw direction carries out start and stop, wherein a normally-closed contact be arranged in the yaw clockwise on enabled circuit it is described clockwise
Enabled contact, another normally-closed contact are that the yaw being arranged in the yaw control loop clockwise controls touching clockwise
Point.
14. a kind of wind generating set yaw control circuit according to claim 10, it is characterised in that: yaw is counterclockwise
Control contact collectively constitutes yaw Safe control switch module counterclockwise counterclockwise for enabled contact and yaw, and wind power generating set exists
When carrying out yaw maneuver clockwise, enabled contact and the yaw are disconnected control contact counterclockwise counterclockwise for the yaw；Partially
Control contact collectively constitutes yaw Safe control switch module clockwise to boat clockwise for enabled contact and the yaw clockwise；Wind
Power generator group is when carrying out yaw maneuver counterclockwise, the yaw enabled contact and yaw control touching clockwise clockwise
Point is disconnected.
15. a kind of wind generating set yaw control circuit according to claim 1, it is characterised in that: the yaw is suitable
Turn time control loop, yaw inversion time control loop and main contactor control loop it is in parallel after to be connected to yaw total enabled
End.
16. a kind of wind generating set yaw control circuit according to claim 15, it is characterised in that: the yaw is suitable
Turn time circuit to be made of a clockwise time control loop switch module and a third relay；The yaw inversion time control
Circuit is made of an inversion time control loop switch module and one the 4th relay；The main contactor control loop be one to
It less include the 5th relay of three contacts in normally open.
17. a kind of wind generating set yaw control circuit according to claim 16, it is characterised in that: when described clockwise
Between control loop switch module by yaw a contact in normally open of time delayed turn-off loop time relay clockwise into
The control of row on-off, third relay includes at least three contacts for being in normally open, wherein a contact is for yawing up time
The yaw of needle control loop control loop make break contact clockwise, another contact are the control contact for yawing brake, third
A contact is the control contact for controlling yaw motor electromagnetic brake.
18. a kind of wind generating set yaw control circuit according to claim 17, it is characterised in that: when the reverse
Between control loop switch module by yawing the one of the time relay in the time delayed turn-off circuit counterclockwise contact for being in normally open
On-off control is carried out, the 4th relay includes at least the contact of three normally opens, wherein a contact is for yawing control counterclockwise
The yaw in circuit processed is counterclockwise control loop make break contact, another contact are the contact for cancelling yaw brake, and third is touched
Point is attracted for the contact for controlling yaw motor electromagnetic brake.
19. a kind of wind generating set yaw control circuit according to claim 16, it is characterised in that: the described 5th after
Electric appliance is used to connect the current supply circuit of yaw motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410734466.4A CN105715451B (en) | 2014-12-05 | 2014-12-05 | A wind turbine yaw control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410734466.4A CN105715451B (en) | 2014-12-05 | 2014-12-05 | A wind turbine yaw control circuit |
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| Publication Number | Publication Date |
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| CN105715451A CN105715451A (en) | 2016-06-29 |
| CN105715451B true CN105715451B (en) | 2019-04-26 |
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| CN201410734466.4A Expired - Fee Related CN105715451B (en) | 2014-12-05 | 2014-12-05 | A wind turbine yaw control circuit |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108035846B (en) * | 2017-11-21 | 2019-06-28 | 明阳智慧能源集团股份公司 | Yaw control method for solving problem of off-flight tripping of wind generating set |
| CN112065660B (en) * | 2020-09-17 | 2021-10-08 | 中电投张北风力发电有限公司 | Yaw mechanism of wind driven generator |
| CN119373661B (en) * | 2024-12-30 | 2025-04-11 | 新誉集团有限公司 | Yaw control method, system, device, equipment and medium for wind generating set |
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| CN101630935A (en) * | 2009-08-26 | 2010-01-20 | 潘祥林 | Automatic control circuit of electric motor |
| CN102635501A (en) * | 2012-04-27 | 2012-08-15 | 中船重工(重庆)海装风电设备有限公司 | Yaw control method, device and system for fans |
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| BRPI1000003A2 (en) * | 2010-01-27 | 2016-02-10 | Mitsubishi Heavy Ind Ltd | wind turbine generator and yaw rotation control method for wind turbine generator |
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| CN101630935A (en) * | 2009-08-26 | 2010-01-20 | 潘祥林 | Automatic control circuit of electric motor |
| CN102635501A (en) * | 2012-04-27 | 2012-08-15 | 中船重工(重庆)海装风电设备有限公司 | Yaw control method, device and system for fans |
| CN102882441A (en) * | 2012-10-24 | 2013-01-16 | 株洲变流技术国家工程研究中心有限公司 | Three-phase asynchronous motor electric-braking device and control method thereof |
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