CN205754073U - A kind of Excitation System on Pumped Storage Power Stations black starting-up control system - Google Patents
A kind of Excitation System on Pumped Storage Power Stations black starting-up control system Download PDFInfo
- Publication number
- CN205754073U CN205754073U CN201620434819.3U CN201620434819U CN205754073U CN 205754073 U CN205754073 U CN 205754073U CN 201620434819 U CN201620434819 U CN 201620434819U CN 205754073 U CN205754073 U CN 205754073U
- Authority
- CN
- China
- Prior art keywords
- excitation
- switch
- controlled terminal
- relay
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005284 excitation Effects 0.000 title claims abstract description 254
- 238000012544 monitoring process Methods 0.000 claims abstract description 39
- 230000005611 electricity Effects 0.000 claims abstract description 22
- 239000003054 catalyst Substances 0.000 claims description 22
- 230000000977 initiatory effect Effects 0.000 claims description 14
- 238000011084 recovery Methods 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 241000872198 Serjania polyphylla Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Abstract
The utility model discloses a kind of Excitation System on Pumped Storage Power Stations black starting-up control system.Relating to power station black starting-up technical field, this utility model solves after hydrogenerator is because of disorderly closedown, can carry out the automatic black starting-up of hydrogenerator at the appointed time, thus the power supply of fast quick-recovery power system, reliability is high, and safety is good.Including stand-by power supply, monitoring system, excitation system and hydrogenerator, stand-by power supply, excitation system and hydrogenerator are connected with monitoring system respectively, and described stand-by power supply and hydrogenerator are connected with excitation system respectively.In this utility model, when after the power system occurrence of large-area power outage being provided electric power by hydrogenerator, utilize the generating set with black start-up ability to start generating, and then drive the turbine-generator units without black start-up ability to generate electricity, gradually recover whole power system.
Description
Technical field
This utility model relates to power station black starting-up technical field, is specifically related to a kind of hydroenergy storage station
Excitation system black starting-up control system.
Background technology
Existing hydrogenerator is the most all not equipped with after a shutdown can automatically actuated black starting-up system
System, after hydrogenerator is because of disorderly closedown, is necessary for taking manually to the on-the-spot deactivation in power station
Each hydrogenerator, can not be in time for power system recovery electric power, power recovery speed after causing power failure
Degree is slow, and efficiency is low, poor reliability, affects greatly to productive life.Therefore, design one exists
Hydrogenerator the control system of automatic recovery of power supply can seem and very must within the setting time after shutting down
Want.
Utility model content
This utility model be in order to solve existing hydrogenerator because of can not automatically start after disorderly closedown send out
The deficiency of electricity, it is provided that a kind of after hydrogenerator is because of disorderly closedown, can carry out water at the appointed time
The automatic black starting-up of turbine generator, thus the power supply of fast quick-recovery power system, good cooling effect, can
High by property, a kind of Excitation System on Pumped Storage Power Stations black starting-up control system that safety is good.
To achieve these goals, this utility model is by the following technical solutions:
A kind of Excitation System on Pumped Storage Power Stations black starting-up control system, including stand-by power supply, monitoring system
System, excitation system and hydrogenerator, described stand-by power supply, excitation system and hydrogenerator are respectively
Being connected with monitoring system, described stand-by power supply and hydrogenerator are connected with excitation system respectively；Excitation
System includes switching K2, switch K3, relay J 2, relay J 8, excitation fan station service side joint
Tentaculum C1, excitation fan power supply handover module and excitation fan, the control end of described relay J 8 and opening
The two ends of the series circuit that the controlled terminal of pass K2 is formed after being connected in series are connected to stand-by power supply again
Two ends；Described relay J 2 control end, the controlled terminal normally-closed contact 1-2 of relay J 8 and
The two ends of the series circuit that the controlled terminal of switch K3 is formed after being sequentially connected in series are connected to standby again
With the two ends of power supply；Described switch K2 control end and switch K3 control end respectively with monitoring system
Connect；The controlled terminal normally opened contact 9-10 and excitation fan station service side contactor C1 of relay J 2
The two ends of series circuit controlling to be formed after end is connected in series be connected to the two of stand-by power supply again
End；Described excitation fan power supply handover module include excitation side alternating current power supply, station-service side alternating current power supply,
Excitation side excitation fan on and off switch, excitation fan transformator and blower fan catalyst C3, excitation top-cross stream
On the one end of the controlled terminal that power supply is connected to excitation side excitation fan on and off switch, excitation side excitation wind
The other end of the controlled terminal of electromechanical source switch is connected on the primary coil of excitation fan transformator, encourages
On the one end of the controlled terminal that the secondary coil of magnetic wind machine transformator is connected to blower fan catalyst C3, blower fan
The other end of the controlled terminal of catalyst C3 is connected on the power end of excitation fan；Station-service side alternating current
On the one end of the controlled terminal that source is connected to excitation fan station service side contactor C1, excitation fan station-service
The other end of the controlled terminal of electricity side contactor C1 is connected on the power end of excitation fan；Excitation side is encouraged
The control end controlling end and blower fan catalyst C3 of magnetic wind electromechanical source switch is connected to monitoring system
On.
In this programme, after the normally opened contact 9-10 of relay J 2 closes, excitation fan station service
The coil electricity of side contactor C1, makes each closing of contact of excitation fan station service side contactor C1,
And cut through monitoring system and break the excitation side excitation fan on and off switch of excitation system, by excitation fan
Power supply is switched to station-service side alternating current power supply from excitation side alternating current power supply.
When after the power system occurrence of large-area power outage being provided electric power by hydrogenerator, utilize tool
The generating set having black start-up ability starts generating, and then drives the hydrogenerator without black start-up ability
Group generating, gradually recovers whole power system.
It is as follows that the excitation black starting-up of this programme hydrogenerator controls process:
Black starting-up starts, and monitoring system assigns start order, and water energy generator reaches hydraulic turbine state；
After the rotating speed of the hydraulic turbine is more than setting speed, monitoring system sends out excitation black starting-up pattern to excitation system
Order, then, monitoring system is sent out excitation black starting-up to excitation system again and is put into order, works as excitation system
After receiving excitation black starting-up mode command, monitoring system in succession by the excitation alternating-current switch of excitation system and
The degaussing switch of excitation system closes；Then, monitoring system is ordered to close hydrogenerator switch；When
After excitation system receives the excitation black starting-up mode command of self-monitoring system, through judging, if water wheels
The set end voltage of electromotor is 0, and the shaping modes of excitation system is just set to excitation manual electric current regulation side
Formula, and the exciting current initiation value of default black starting-up；When receiving excitation off-duty signal, excitation system
System is put into excitation black starting-up and puts into coomand mode；Put into when excitation system receives excitation black starting-up simultaneously
After the signal that order, excitation put into order, excitation alternating-current switch closes a floodgate and degaussing switch closes a floodgate, then add
The hydrogenerator switch closed before on, then through one and door of excitation system, encourages
Magnetic system sends input direct current excitation order and puts into rectifier bridge order；After direct current excitation success, excitation
Electric current first rises to the exciting current initiation value pre-set automatically, then, at excitation local control cabinet
On manually increase magnetic, until the set end voltage of hydrogenerator is risen to rated value, and to hydrogenerator
Set end voltage circuit be charged, when the set end voltage of hydrogenerator is more than the machine of hydrogenerator
After the setting value of terminal voltage rated value, by the excitation black starting-up pattern involution of excitation system, thus terminate
The excitation black starting-up of hydrogenerator controls process.
This programme, after hydrogenerator is because of disorderly closedown, can carry out hydrogenerator at the appointed time
Automatic black starting-up, thus the power supply of fast quick-recovery power system, to tackle the power system after fault
The demand restored electricity at the appointed time, good cooling effect, reliability is high, and safety is good.
As preferably, excitation system includes switching K1, switch K4, switch K5, switch K6, relay
Device J1, relay J 3, relay J 4, relay J 5, relay J 6, relay J 7, excitation connect
Tentaculum C2, degaussing switch, degaussing switch closing coil, excitation alternating-current switch, excitation alternating-current switch close
Brake cable circle, excitation black starting-up mode command start module, excitation manual electric current regulative mode starts module,
Exciting current initiation value arranges module, excitation black starting-up puts into order and starts module, hydrogenerator
Rotor and rectifier bridge；Hydrogenerator includes that hydrogenerator switchs；Being controlled of described relay J 2
The two ends of the series circuit controlling to be formed after end is connected in series of end normally-closed contact 1-2 and relay J 3 are again
It is connected to the two ends of stand-by power supply；The controlled terminal normally-closed contact 3-4 of described relay J 2, continue
The series circuit that the controlled terminal controlling end and switch K4 of electrical equipment J4 is formed after being sequentially connected in series
Two ends are connected to the two ends of stand-by power supply again；The controlled terminal normally-closed contact of described relay J 2
The series connection that 5-6, the controlled terminal controlling end and switch K5 of relay J 5 are formed after being sequentially connected in series
The two ends of circuit are connected to the two ends of stand-by power supply again；The controlled terminal of described relay J 2 is normally closed
Contact 7-8, the controlled terminal controlling end and switch K6 of relay J 6 are formed after being sequentially connected in series
The two ends of series circuit are connected to the two ends of stand-by power supply again；The controlled terminal of described relay J 6
Normally-closed contact 1-2, the controlled terminal of degaussing switch, the controlled terminal of excitation alternating-current switch, hydraulic generator
The controlled terminal of machine switch and the series electrical controlling to be formed after end is sequentially connected in series of excitation catalyst C2
The two ends on road are connected to the two ends of stand-by power supply again；The controlled terminal of described relay J 6 is normally closed to be touched
Point 1-2, the controlled terminal of degaussing switch, the controlled terminal of excitation alternating-current switch, hydrogenerator switch
Controlled terminal and relay J 7 control end be sequentially connected in series after formed series circuit two ends again
It is connected to the two ends of stand-by power supply；The controlled terminal normally-closed contact 1-2 of described relay J 1 and encouraging
The two ends of the series circuit controlling to be formed after end is connected in series of magnetic alternating-current switch closing coil connect the most respectively
It is connected on the two ends of stand-by power supply；The controlled terminal normally-closed contact 3-4 of described relay J 1 and degaussing switch
The two ends of the series circuit controlling to be formed after end is connected in series of closing coil are connected to standby electricity again
The two ends in source；The controlled terminal controlling end and switch K1 of described relay J 1 is formed after being connected in series
The two ends of series circuit be connected to the two ends of stand-by power supply again；Described excitation alternating-current switch closes a floodgate
The controlled terminal of coil is connected with the control end of excitation alternating-current switch；Described degaussing switch closing coil
Controlled terminal is connected with the control end of degaussing switch；Described switch K1 controls end, the control of switch K4
End processed, the control end controlling end and switch K6 of switch K5 are connected with monitoring system respectively；Relay
The control end that the controlled terminal of J3 starts module with excitation black starting-up mode command is connected, relay J 4
Controlled terminal electric current manual with excitation regulative mode starts the control end of module and is connected, the quilt of relay J 5
Control end to arrange the control end of module with exciting current initiation value and be connected, the controlled terminal of relay J 6 and
Excitation black starting-up put into order start module control end connect, the controlled terminal of excitation catalyst C2 with
The control end of the rotor of hydrogenerator connects, and the controlled terminal of relay J 7 is connected with rectifier bridge.
As preferably, described stand-by power supply is the DC source of DC-110V to DC+110V.
This utility model can reach following effect:
This utility model, after hydrogenerator is because of disorderly closedown, can carry out water wheels at the appointed time and send out
The automatic black starting-up of motor, thus the power supply of fast quick-recovery power system, to tackle the electric power after fault
The demand that system restores electricity at the appointed time, good cooling effect, reliability is high, and safety is good.
Accompanying drawing explanation
Fig. 1 is a kind of overall circuit principle attachment structure schematic block diagram of this utility model embodiment.
Fig. 2 is that a kind of circuit theory in this utility model embodiment excitation fan switching control loop connects
Structural schematic block diagram.
Fig. 3 is that this utility model embodiment excitation system black starting-up controls a kind of circuit theory in loop even
Connect structural representation.
Detailed description of the invention
Below by embodiment, and combine accompanying drawing, the technical solution of the utility model is made tool further
The explanation of body.
Embodiment, a kind of Excitation System on Pumped Storage Power Stations black starting-up control system, see Fig. 1, Fig. 2,
Shown in Fig. 3, including stand-by power supply, monitoring system, excitation system and hydrogenerator, described standby
Power supply, excitation system and hydrogenerator are connected with monitoring system respectively, described stand-by power supply and water wheels
Electromotor is connected with excitation system respectively；Excitation system include switch K2, switch K3, relay J 2,
Relay J 8, excitation fan station service side contactor C1, excitation fan power supply handover module and excitation wind
Machine, the series connection that the controlled terminal controlling end and switch K2 of described relay J 8 is formed after being connected in series
The two ends of circuit are connected to the two ends of stand-by power supply again；The control end of described relay J 2, relay
The controlled terminal of the controlled terminal normally-closed contact 1-2 of device J8 and switch K3 is formed after being sequentially connected in series
The two ends of series circuit be connected to the two ends of stand-by power supply again；The control end of described switch K2 and
The control end of switch K3 is connected with monitoring system respectively；The controlled terminal normally opened contact 9-10 of relay J 2
Two ends with the series circuit controlling to be formed after end is connected in series of excitation fan station service side contactor C1
It is connected to the two ends of stand-by power supply again；Described excitation fan power supply handover module includes excitation top-cross
Stream power supply, station-service side alternating current power supply, excitation side excitation fan on and off switch, excitation fan transformator and
Blower fan catalyst C3, excitation side alternating current power supply is connected to being controlled of excitation side excitation fan on and off switch
On one end of end, the other end of the controlled terminal of excitation side excitation fan on and off switch is connected to excitation wind
On the primary coil of machine transformator, the secondary coil of excitation fan transformator is connected to blower fan catalyst C3
Controlled terminal one end on, the other end of the controlled terminal of blower fan catalyst C3 is connected to excitation fan
Power end on；Station-service side alternating current power supply is connected to being controlled of excitation fan station service side contactor C1
On one end of end, the other end of the controlled terminal of excitation fan station service side contactor C1 is connected to excitation
On the power end of blower fan；The control end of excitation side excitation fan on and off switch and the control of blower fan catalyst C3
End processed is connected in monitoring system.
Excitation system includes switching K1, switch K4, switch K5, switch K6, relay J 1, relay
Device J3, relay J 4, relay J 5, relay J 6, relay J 7, excitation catalyst C2, go out
Magnetic switch, degaussing switch closing coil, excitation alternating-current switch, excitation alternating-current switch closing coil, encourage
Magnetic black starting-up mode command starts module, excitation manual electric current regulative mode starts module, exciting current
Initiation value arranges module, excitation black starting-up puts into order and starts module, the rotor of hydrogenerator and whole
Stream bridge；Hydrogenerator includes that hydrogenerator switchs；The controlled terminal of described relay J 2 is normally closed to be touched
The two ends of the series circuit controlling to be formed after end is connected in series of some 1-2 and relay J 3 connect the most respectively
Two ends at stand-by power supply；The controlled terminal normally-closed contact 3-4 of described relay J 2, relay J 4
Control the two ends of the series circuit of formation after end is sequentially connected in series with the controlled terminal switching K4 to distinguish again
It is connected to the two ends of stand-by power supply；The controlled terminal normally-closed contact 5-6 of described relay J 2, relay
The two ends of the series circuit that the controlled terminal controlling end and switch K5 of J5 is formed after being sequentially connected in series are again
It is connected to the two ends of stand-by power supply；The controlled terminal normally-closed contact 7-8 of described relay J 2, continue
The series circuit that the controlled terminal controlling end and switch K6 of electrical equipment J6 is formed after being sequentially connected in series
Two ends are connected to the two ends of stand-by power supply again；The controlled terminal normally-closed contact of described relay J 6
1-2, the controlled terminal of degaussing switch, the controlled terminal of excitation alternating-current switch, hydrogenerator switch
The two ends of the series circuit controlling to be formed after end is sequentially connected in series of controlled terminal and excitation catalyst C2
It is connected to the two ends of stand-by power supply again；The controlled terminal normally-closed contact 1-2 of described relay J 6,
It is controlled that the controlled terminal of degaussing switch, the controlled terminal of excitation alternating-current switch, hydrogenerator switch
The two ends of the series circuit controlling to be formed after end is sequentially connected in series of end processed and relay J 7 connect the most respectively
It is connected on the two ends of stand-by power supply；The controlled terminal normally-closed contact 1-2 of described relay J 1 exchanges with excitation
The two ends of the series circuit controlling to be formed after end is connected in series of switch closing coil are connected to standby again
With the two ends of power supply；The controlled terminal normally-closed contact 3-4 of described relay J 1 and degaussing switch closing line
The two ends of the series circuit controlling to be formed after end is connected in series of circle are connected to the two of stand-by power supply again
End；The series connection that the controlled terminal controlling end and switch K1 of described relay J 1 is formed after being connected in series
The two ends of circuit are connected to the two ends of stand-by power supply again；Described excitation alternating-current switch closing coil
Controlled terminal is connected with the control end of excitation alternating-current switch；Being controlled of described degaussing switch closing coil
End is connected with the control end of degaussing switch；Described switch K1 control end, switch K4 control end,
The control end controlling end and switch K6 of switch K5 is connected with monitoring system respectively；The quilt of relay J 3
Control end to be connected with the control end of excitation black starting-up mode command startup module, being controlled of relay J 4
The control end holding electric current regulative mode manual with excitation to start module is connected, the controlled terminal of relay J 5
The control end arranging module with exciting current initiation value is connected, and the controlled terminal of relay J 6 is black with excitation
Starting the control end connection putting into order startup module, the controlled terminal of excitation catalyst C2 is sent out with water wheels
The control end of the rotor of motor connects, and the controlled terminal of relay J 7 is connected with rectifier bridge.
Described stand-by power supply is the DC source of DC-110V to DC+110V.The negative pole end of stand-by power supply
For DC-110V, the negative pole end of stand-by power supply is DC+110V.
In the present embodiment, after the normally opened contact 9-10 of relay J 2 closes, excitation fan station-service
The coil electricity of electricity side contactor C1, makes each contact of excitation fan station service side contactor C1 close
Close, and cut through monitoring system and break the excitation side excitation fan on and off switch of excitation system, by excitation wind
The power supply of machine is switched to station-service side alternating current power supply from excitation side alternating current power supply.
When after the power system occurrence of large-area power outage being provided electric power by hydrogenerator, utilize tool
The generating set having black start-up ability starts generating, and then drives the hydrogenerator without black start-up ability
Group generating, gradually recovers whole power system.
In use, black starting-up starts, and monitoring system assigns start order, and water energy generator is reached water
Turbine state；After the rotating speed of the hydraulic turbine is more than setting speed, monitoring system sends out excitation to excitation system
Black starting-up mode command, then, monitoring system is sent out excitation black starting-up to excitation system again and is put into order,
After excitation system receives excitation black starting-up mode command, monitoring system is in succession by the excitation of excitation system
The degaussing switch of alternating-current switch and excitation system closes；Then, monitoring system is ordered the hydraulic generator that closes
Machine switchs；After excitation system receives the excitation black starting-up mode command of self-monitoring system, through sentencing
Disconnected, if the set end voltage of hydrogenerator is 0, just the shaping modes of excitation system is set to excitation manual
Electric current regulative mode, and the exciting current initiation value of default black starting-up；When receiving excitation off-duty signal
Time, excitation system is put into excitation black starting-up and puts into coomand mode；When excitation system receives excitation simultaneously
The letter that black starting-up puts into order, excitation puts into order, excitation alternating-current switch closes a floodgate and degaussing switch closes a floodgate
After number, the hydrogenerator switch closed before adding, then through the one of excitation system
Individual and door, excitation system sends input direct current excitation order and puts into rectifier bridge order；Direct current excitation becomes
After merit, exciting current first rises to the exciting current initiation value pre-set automatically, then, in excitation
Local control the most manually increases magnetic, until the set end voltage of hydrogenerator is risen to rated value and right
The set end voltage circuit of hydrogenerator is charged, when the set end voltage of hydrogenerator is more than water wheels
After the setting value of the set end voltage rated value of electromotor, by the excitation black starting-up pattern involution of excitation system,
Thus the excitation black starting-up terminating hydrogenerator controls process.
The present embodiment, after hydrogenerator is because of disorderly closedown, can carry out hydraulic generator at the appointed time
The automatic black starting-up of machine, thus the power supply of fast quick-recovery power system, to tackle the power train after fault
The demand that system restores electricity at the appointed time, good cooling effect, reliability is high, and safety is good.
It is as follows that the excitation black starting-up of the present embodiment hydrogenerator controls process:
Step (6-1), black starting-up starts, and monitoring system assigns start order to hydrogenerator, by water
Turbine generator reaches hydraulic turbine state；
Step (6-2), after the rotating speed of the hydraulic turbine is more than 90% rated speed, monitoring system orders to close
The switch K3 of excitation system, allows the coil electricity of relay J 2, even if touching with the normally opened of relay J 2
Point 1-2 Guan Bi, the normally opened contact 3-4 Guan Bi of relay J 2, the normally opened contact 5-6 of relay J 2
Guan Bi, the normally opened contact 7-8 Guan Bi of relay J 2 and the normally opened contact 9-10 Guan Bi of relay J 2；
When the coil electricity of relay J 3, the excitation black starting-up mode command connecting excitation system starts module,
Excitation system is adjusted to excitation black starting-up mode command mode；
Step (6-3), when excitation system has excitation run signal, monitoring system orders to close switch
K6, the coil electricity of relay J 6, thus the excitation black starting-up connecting excitation system puts into order startup
Module, is adjusted to excitation system excitation black starting-up and puts into command mode, and make the normally opened of relay J 6
Contact 1-2 closes；
Step (6-4), then, monitoring system sends excitation to the switch K1 of excitation system and puts into order,
Switch K1 Guan Bi, the coil electricity of relay J 1, the contact 1-2 of relay J 1 closes and continues immediately
The contact 3-4 Guan Bi of electrical equipment J1；After the contact 1-2 of relay J 1 closes, encouraging of excitation system
The energising of magnetic alternating-current switch closing coil allows the excitation alternating-current switch of excitation system close；
Step (6-5), after the contact 3-4 of relay J 1 closes, the degaussing switch of excitation system closes
Lock coil electricity closes by the degaussing switch of excitation system；
Step (6-6), then, monitoring system is ordered to close hydrogenerator switch；
Step (6-7), when the set end voltage of hydrogenerator is more than the set end voltage volume of hydrogenerator
Definite value 60% and less than hydrogenerator set end voltage rated value 90% time, monitoring system orders to close
Combination switch K4, the coil electricity of relay J 4, thus the excitation manual electric current regulation connecting excitation system
Mode starts module, and excitation system is adjusted to excitation manual electric current regulative mode；
Step (6-8), when the set end voltage of hydrogenerator is less than the set end voltage volume of hydrogenerator
Definite value 60% time, monitoring system order Guan Bi switch K5, the coil electricity of relay J 5, excitation electricity
Stream initiation value arranges module and starts, and the exciting current of excitation system is set to exciting current initiation value, should
Exciting current initiation value is B times of the rated exciting current value of excitation system, and 0 ＜ B ＜ 1；
Step (6-9), when allow excitation alternating-current switch Guan Bi, allow degaussing switch Guan Bi and allow hydraulic generator
After machine switch Guan Bi, allow the normally opened contact 1-2 of relay J 6 close simultaneously, excitation catalyst will be made
C2 and relay J 7 action；When, after the coil electricity of excitation catalyst C2, connecting excitation catalyst mould
Block, is connected to the rotor of hydrogenerator by the electric station DC power supply of water energy generator；
Step (6-10), after relay J 7 action, the alternating current sent by hydrogenerator puts into whole
Stream bridge；
Step (6-11), after the normally opened contact 9-10 of relay J 2 closes, excitation fan station service
The coil electricity of side contactor C1, make the contact 1-2 of excitation fan station service side contactor C1 close,
The contact 3-4 Guan Bi of excitation fan station service side contactor C1 and excitation fan station service side contactor C1
Contact 5-6 Guan Bi, and cut off the excitation side excitation fan on and off switch of excitation system, by excitation wind
The power supply of machine is switched to station-service side alternating current power supply from excitation side alternating current power supply；
Step (6-12), then, through direct current excitation, on the most automatic for the exciting current of excitation system
It is raised to the exciting current initiation value pre-set；
Step (6-13), then, the excitation local control in excitation system the most manually increases magnetic, by water
The set end voltage of turbine generator rises to the set end voltage rated value of hydrogenerator；
Step (6-14), is charged the set end voltage circuit of hydrogenerator, works as hydrogenerator
Set end voltage more than hydrogenerator set end voltage rated value 98% after, monitoring system order switch
K2 closes so that relay J 8 action, the normally-closed contact of relay J 8 action relief relay J 8
1-2 disconnects, and by the excitation black starting-up pattern involution of excitation system, thus terminates the excitation of hydrogenerator
Black starting-up controls process.
Embodiment of the present utility model is described above in conjunction with accompanying drawing, but not by above-mentioned enforcement when realizing
Example limits, and those of ordinary skill in the art can make a variety of changes within the scope of the appended claims
Or amendment.
Claims (3)
1. an Excitation System on Pumped Storage Power Stations black starting-up control system, it is characterised in that include standby
With power supply, monitoring system, excitation system and hydrogenerator, described stand-by power supply, excitation system and
Hydrogenerator is connected with monitoring system respectively, described stand-by power supply and hydrogenerator respectively with excitation
System connects；Excitation system includes switching K2, switch K3, relay J 2, relay J 8, excitation
Blower fan station service side contactor C1, excitation fan power supply handover module and excitation fan, described relay
The two ends of the series circuit that the controlled terminal controlling end and switch K2 of J8 is formed after being connected in series are distinguished again
It is connected to the two ends of stand-by power supply；Control end, the controlled terminal of relay J 8 of described relay J 2
The two ends of the series circuit that the controlled terminal of normally-closed contact 1-2 and switch K3 is formed after being sequentially connected in series
It is connected to the two ends of stand-by power supply again；Described switch K2 controls end and the control end of switch K3
It is connected with monitoring system respectively；The controlled terminal normally opened contact 9-10 of relay J 2 and excitation fan factory
The two ends of the series circuit controlling to be formed after end is connected in series of electricity consumption side contactor C1 are connected to again
The two ends of stand-by power supply；Described excitation fan power supply handover module includes excitation side alternating current power supply, station-service
Side alternating current power supply, excitation side excitation fan on and off switch, excitation fan transformator and blower fan catalyst C3,
On the one end of the controlled terminal that excitation side alternating current power supply is connected to excitation side excitation fan on and off switch, encourage
The other end of the controlled terminal of magnetic side excitation fan on and off switch is connected to the primary of excitation fan transformator
On coil, the secondary coil of excitation fan transformator is connected to the one of the controlled terminal of blower fan catalyst C3
On end, the other end of the controlled terminal of blower fan catalyst C3 is connected on the power end of excitation fan；Factory
On the one end of the controlled terminal being connected to excitation fan station service side contactor C1 by side alternating current power supply, encourage
The other end of the controlled terminal of magnetic wind machine station service side contactor C1 is connected to the power end of excitation fan
On；The control end controlling end and blower fan catalyst C3 of excitation side excitation fan on and off switch connects respectively
In monitoring system.
A kind of Excitation System on Pumped Storage Power Stations black starting-up control system the most according to claim 1,
It is characterized in that, excitation system includes switching K1, switch K4, switch K5, switch K6, relay
J1, relay J 3, relay J 4, relay J 5, relay J 6, relay J 7, excitation contact
Device C2, degaussing switch, degaussing switch closing coil, excitation alternating-current switch, excitation alternating-current switch close a floodgate
Coil, excitation black starting-up mode command start module, excitation manual electric current regulative mode starts module,
Exciting current initiation value arranges module, excitation black starting-up puts into order and starts module, hydrogenerator
Rotor and rectifier bridge；Hydrogenerator includes that hydrogenerator switchs；Being controlled of described relay J 2
The two ends of the series circuit controlling to be formed after end is connected in series of end normally-closed contact 1-2 and relay J 3 are again
It is connected to the two ends of stand-by power supply；The controlled terminal normally-closed contact 3-4 of described relay J 2, continue
The series circuit that the controlled terminal controlling end and switch K4 of electrical equipment J4 is formed after being sequentially connected in series
Two ends are connected to the two ends of stand-by power supply again；The controlled terminal normally-closed contact of described relay J 2
The series connection that 5-6, the controlled terminal controlling end and switch K5 of relay J 5 are formed after being sequentially connected in series
The two ends of circuit are connected to the two ends of stand-by power supply again；The controlled terminal of described relay J 2 is normally closed
Contact 7-8, the controlled terminal controlling end and switch K6 of relay J 6 are formed after being sequentially connected in series
The two ends of series circuit are connected to the two ends of stand-by power supply again；The controlled terminal of described relay J 6
Normally-closed contact 1-2, the controlled terminal of degaussing switch, the controlled terminal of excitation alternating-current switch, hydraulic generator
The controlled terminal of machine switch and the series electrical controlling to be formed after end is sequentially connected in series of excitation catalyst C2
The two ends on road are connected to the two ends of stand-by power supply again；The controlled terminal of described relay J 6 is normally closed to be touched
Point 1-2, the controlled terminal of degaussing switch, the controlled terminal of excitation alternating-current switch, hydrogenerator switch
Controlled terminal and relay J 7 control end be sequentially connected in series after formed series circuit two ends again
It is connected to the two ends of stand-by power supply；The controlled terminal normally-closed contact 1-2 of described relay J 1 and encouraging
The two ends of the series circuit controlling to be formed after end is connected in series of magnetic alternating-current switch closing coil connect the most respectively
It is connected on the two ends of stand-by power supply；The controlled terminal normally-closed contact 3-4 of described relay J 1 and degaussing switch
The two ends of the series circuit controlling to be formed after end is connected in series of closing coil are connected to standby electricity again
The two ends in source；The controlled terminal controlling end and switch K1 of described relay J 1 is formed after being connected in series
The two ends of series circuit be connected to the two ends of stand-by power supply again；Described excitation alternating-current switch closes a floodgate
The controlled terminal of coil is connected with the control end of excitation alternating-current switch；Described degaussing switch closing coil
Controlled terminal is connected with the control end of degaussing switch；Described switch K1 controls end, the control of switch K4
End processed, the control end controlling end and switch K6 of switch K5 are connected with monitoring system respectively；Relay
The control end that the controlled terminal of J3 starts module with excitation black starting-up mode command is connected, relay J 4
Controlled terminal electric current manual with excitation regulative mode starts the control end of module and is connected, the quilt of relay J 5
Control end to arrange the control end of module with exciting current initiation value and be connected, the controlled terminal of relay J 6 and
Excitation black starting-up put into order start module control end connect, the controlled terminal of excitation catalyst C2 with
The control end of the rotor of hydrogenerator connects, and the controlled terminal of relay J 7 is connected with rectifier bridge.
A kind of Excitation System on Pumped Storage Power Stations black starting-up control system the most according to claim 1,
It is characterized in that, described stand-by power supply is the DC source of DC-110V to DC+110V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620434819.3U CN205754073U (en) | 2016-05-12 | 2016-05-12 | A kind of Excitation System on Pumped Storage Power Stations black starting-up control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620434819.3U CN205754073U (en) | 2016-05-12 | 2016-05-12 | A kind of Excitation System on Pumped Storage Power Stations black starting-up control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205754073U true CN205754073U (en) | 2016-11-30 |
Family
ID=57366653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620434819.3U Active CN205754073U (en) | 2016-05-12 | 2016-05-12 | A kind of Excitation System on Pumped Storage Power Stations black starting-up control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205754073U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113113937A (en) * | 2021-04-06 | 2021-07-13 | 四川华能涪江水电有限责任公司 | Excitation system of hydropower station black start unit and grid-connected signal input and removal method |
-
2016
- 2016-05-12 CN CN201620434819.3U patent/CN205754073U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113113937A (en) * | 2021-04-06 | 2021-07-13 | 四川华能涪江水电有限责任公司 | Excitation system of hydropower station black start unit and grid-connected signal input and removal method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11073807B2 (en) | Method and apparatus for activation and de-activation of power conditioners in distributed resource island systems using low voltage AC | |
| CN108162782B (en) | Energy-saving direct current charging method | |
| CN103997058A (en) | Control method of wind, photovoltaic and storage micro grid system | |
| CN106026810B (en) | Excitation System on Pumped Storage Power Stations black starting-up control system and its control method | |
| CN105490392B (en) | A kind of the black starting-up control system and method for energy-storage system | |
| CN106026811B (en) | Excitation System on Pumped Storage Power Stations black starting-up control device and its control method | |
| CN201298176Y (en) | Oil pump controlling cabinet of transformer cooling fan | |
| CN205754073U (en) | A kind of Excitation System on Pumped Storage Power Stations black starting-up control system | |
| CN105553061A (en) | DC charging pile control system | |
| CN103683466A (en) | Emergent direct supply off-grid photovoltaic power supply system based on existing photovoltaic controller | |
| CN205846863U (en) | A kind of power plant special remote monitoring system for diesel generator set of black starting-up | |
| CN112350298A (en) | Marine redundancy auxiliary system and control method thereof | |
| CN104047803A (en) | Electric feathering control method and system | |
| CN205753637U (en) | A kind of Excitation System on Pumped Storage Power Stations black starting-up controls device | |
| CN106026809B (en) | Excitation System on Pumped Storage Power Stations black starting-up control loop and its control method | |
| CN210154027U (en) | Fault-tolerant circuit of variable-frequency air conditioner controller | |
| CN208401530U (en) | A kind of protective device exchanging the over-voltage of pitch-controlled system main power source | |
| CN202889265U (en) | Soft starter control system driving three-phase squirrel cage asynchronous motor to operate | |
| CN106505728B (en) | Power supply control loop of wind power doubly-fed converter in grid connection | |
| CN206331972U (en) | New type of current source formula contactor Anti-electricity dazzling device | |
| CN205355901U (en) | Direct current fills electric pile control system | |
| CN110138086A (en) | Telemechanical bus connection switch device, control system and control method | |
| CN203491679U (en) | Open-phase discriminating and protection circuit of three-phase power supply | |
| CN110086190A (en) | A kind of power supply system | |
| CN203925879U (en) | A kind of electronic feathering control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |