CN110176790A - The Poewr control method and system at the generation of electricity by new energy station with fast frequency response - Google Patents
The Poewr control method and system at the generation of electricity by new energy station with fast frequency response Download PDFInfo
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- CN110176790A CN110176790A CN201910458104.XA CN201910458104A CN110176790A CN 110176790 A CN110176790 A CN 110176790A CN 201910458104 A CN201910458104 A CN 201910458104A CN 110176790 A CN110176790 A CN 110176790A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/24—Arrangements for preventing or reducing oscillations of power in networks
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
- H02J3/48—Controlling the sharing of the in-phase component
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
- H02J3/50—Controlling the sharing of the out-of-phase component
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Abstract
The present invention relates to technical field of new energy power generation control control, in particular to the Poewr control method at a kind of generation of electricity by new energy station with fast frequency response, includes the following steps: voltage, electric current and the frequency information of (A) control module acquisition transformer output end electric station grid connection point；(B) control module calculates real power control target value according to active-frequency characteristic and frequency, and calculates idle control target value according to idle-voltage response and information of voltage；(C) active power output and reactive power output that pwm control signal adjusts power station are exported after control module handles two target values；And disclose corresponding system.Requirement according to power grid to the fast automatic control of photo-voltaic power generation station, the present invention increase fast frequency response function on the basis of control system mass-sends team control；Increase the grid-connected busbar short-circuit capacity of real-time detection and adjust control parameter according to this, avoids system from push-and-pull oscillation occur, improve regulation quality, it is ensured that power station and power network safety operation.
Description
Technical field
The present invention relates to technical field of new energy power generation control control, in particular to a kind of new energy with fast frequency response
The Poewr control method and system in power station.
Background technique
It is efficient, the cleaning, height of the renewable energy power generation technology by countries in the world of representative with wind energy and solar energy etc.
How by these power safeties degree is paid attention to, access system, needs to solve high-power, efficient energy conversion and control with high quality
Problem processed.Generation of electricity by new energy is of great significance to Optimization of Energy Structure, promotion energy-saving and emission-reduction, realization sustainable economic development.
End 2017 end of the year northwest China power grid new energy installation nearly total capacity 40%.An urgent demand new energy power station
The peak regulation pressure regulation of power grid is participated in, otherwise power grid can not safe and stable operation.Since the new energy power stations such as photovoltaic, wind-powered electricity generation naturally have
Anti- part throttle characteristics, the traditionally bad adjustment of the active and reactive power of new energy power station, electric system conventional recycle response formula
Control model is controlled far from the adjusting for meeting new energy power station a pair of multiple spot, is subjected in mains frequency and voltage compared with large disturbances
When, it can not quick response.Meanwhile in the control of the new energy power station of multi-computer system, due to the difference of its electrical distance, control
Inconsistency of performance etc. influences, and push-and-pull concussion easily occurs in adjustment process, influences system safety.It is especially idle, it is general only according to
By the dynamic reactive compensation device SVG configured by installed capacity 20%, therefore it much can not meet and often bear dynamic disturbances
The requirement that power grid is quick, accurately responds.
Summary of the invention
The primary purpose of the present invention is that providing a kind of power control at generation of electricity by new energy station with fast frequency response
Method realizes fast frequency response and power coordination control.
In order to achieve the above object, the technical solution adopted by the present invention are as follows: a kind of new energy hair with fast frequency response
The Poewr control method in power station, include the following steps: (A) control module acquisition transformer output end electric station grid connection point voltage,
Electric current and frequency information；(B) control module calculates real power control target value, and root according to active-frequency characteristic and frequency
Idle control target value is calculated according to idle-voltage response and information of voltage；(C) control module to real power control target value and
Output pwm control signal is into the inverter in power station for adjusting the active of power station after idle control target value is handled
Power output and reactive power output.
Compared with prior art, there are following technical effects by the present invention: according to power grid to the fast automatic control of photo-voltaic power generation station
The requirement of system, the present invention increase fast frequency response function on the basis of control system mass-sends team control；It is to tighten control
Stability, the robustness of system, we introduce the difference coefficient δ of frequency control on control strategypIt is poor with voltage-controlled tune
Coefficient δq；And the PID of the Automatic Generation Control of photo-voltaic power generation station (AGC) and automatism voltage control (AVC) (ratio/integral/
Differential) in control strategy, increases the grid-connected busbar short-circuit capacity of real-time detection and adjust control parameter according to this, system is avoided to push and pull
Oscillation improves regulation quality, it is ensured that power station and power network safety operation.
It is another object of the present invention to provide a kind of power controls at generation of electricity by new energy station with fast frequency response
System processed realizes fast frequency response and power coordination control.
In order to achieve the above object, the technical solution adopted by the present invention are as follows: a kind of new energy hair with fast frequency response
The power control system in power station, including photovoltaic array module, header box, inverter, transformer and control module, the light
The output end of volt square matrix module connects grid-connected, control module acquisition after bus after passing sequentially through header box, inverter and transformer
Voltage, electric current and the frequency information of transformer output end electric station grid connection point, control module is according to active-frequency characteristic and frequency
Rate information calculates real power control target value, and calculates idle control target value according to idle-voltage response and information of voltage；
Output pwm control signal is inverse to power station after control module handles real power control target value and idle control target value
Become in device for adjusting the active power output and reactive power output in power station.
Compared with prior art, there are following technical effects by the present invention: according to power grid to the fast automatic control of photo-voltaic power generation station
The requirement of system, the present invention increase fast frequency response function on the basis of control system mass-sends team control；It is to tighten control
Stability, the robustness of system, we introduce the difference coefficient δ of frequency control on control strategypIt is poor with voltage-controlled tune
Coefficient δq；And the PID of the Automatic Generation Control of photo-voltaic power generation station (AGC) and automatism voltage control (AVC) (ratio/integral/
Differential) in control strategy, increases the grid-connected busbar short-circuit capacity of real-time detection and adjust control parameter according to this, system is avoided to push and pull
Oscillation improves regulation quality, it is ensured that power station and power network safety operation.
Detailed description of the invention
Fig. 1 is the principle of the present invention block diagram；
Fig. 2 is active-frequency characteristic.
Specific embodiment
Below with reference to Fig. 1 to Fig. 2, the present invention is described in further detail.
Refering to fig. 1, a kind of Poewr control method at the generation of electricity by new energy station with fast frequency response, including walk as follows
It is rapid: voltage, electric current and the frequency information of (A) control module acquisition transformer output end electric station grid connection point；(B) control module according to
Active-frequency characteristic and frequency calculate real power control target value, and according to idle-voltage response and information of voltage meter
Calculate idle control target value；(C) control module exports PWM after handling real power control target value and idle control target value
Signal is controlled into the inverter in power station for adjusting the active power output and reactive power output in power station.According to power grid
Requirement to the fast automatic control of photo-voltaic power generation station, the present invention increase fast frequency on the basis of control system mass-sends team control
Response function；Stability, robustness for the system of tightening control, the tune that we introduce frequency control on control strategy are poor
Coefficient δpWith voltage-controlled difference coefficient δq；And in the Automatic Generation Control of photo-voltaic power generation station (AGC) and automatism voltage control
(AVC) in PID (proportional/integral/derivative) control strategy, increase the grid-connected busbar short-circuit capacity of real-time detection and adjust control according to this
Parameter avoids system from push-and-pull oscillation occur, improves regulation quality, it is ensured that power station and power network safety operation.
For more accurate calculating real power control target value and idle control target value, guarantee the control essence of control module
Exactness, the present invention in preferably, in the step B, real power control target value is calculated as follows: (S11) frequency ring
It answers in dead zone, Pt=P0；(S12) outside frequency response dead zone and in the active power regulation ability in power station,
(S13) outside the active power regulation ability in power station, Pt=P0±a*Pn；In three above formula, PtIt is active
Control target value, P0For active power initial value, PnFor rated active power, f is the collected current frequency value of control module, fd
Dead zone, f are responded for fast frequencynFor system nominal frequency, δp% is that frequency controls difference coefficient, and a is power station active power tune
Energy saving power.Here active power regulation ability a and reactive power regulating power b hereinafter belongs to the intrinsic category in power station
Property, it can determine after power station is built up.In terms of the output power in power station, the adjustable range in each power station will not surpass
Cross its regulating power.Here according to the difference of collected frequency, to real power control target value PtIt is reasonably calculated, is guaranteed
The accurate adjusting of subsequent active power output, improves grid stability.
Referring to Fig.2, citing carries out detailed explain here for the clearer calculating for illustrating real power control target value
It states: the system nominal frequency fn=50Hz, fast frequency respond dead zone fd=50 ± 0.06Hz, power station active power tune
Real power control target value is calculated as follows in energy saving power a=10%, control module:
This formula is more specific, essence with step S11-S13 be before it is identical, only to step S11-S13
In some parameters taken and obtained after common numerical value, it should be noted that numerical value here is only with some photovoltaic plant
For, for other photovoltaic plants or wind-powered electricity generation, these parameters are different, go to select according to actual parameter.By this
The calculating of formula can accurately calculate real power control target value.
It is highly preferred that the frequency measurement accuracy is less than or equal to 0.001Hz, the frequency sampling period is less than or equal to 42ms.
Here frequency can be according to the condition calculating mains frequency of photovoltaic plant main transformer high-pressure side (outlet).Here AGC is generally used
The straight extraction system frequency of system, sampling precision is high, speed is fast, carries out fast frequency response function logic calculation by directly adopting frequency,
The timeliness of fast frequency response function can be effectively improved.
Preferably, in the step B, be calculated as follows idle control target value: (S21) is in voltage responsive dead zone
It is interior, Qt=Q0；(S22) outside voltage responsive dead zone and in the reactive power regulating power in power station,
(S23) outside the reactive power regulating power in power station, Qt=Q0±b*Qn；In three above formula, QtIt is idle
Control target value, Q0For reactive power initial value, QnFor rated reactive power, U is the collected current voltage value of control module, Ud
Dead zone, U are responded for quick voltagenFor system nominal voltage, δq% is that voltage controls difference coefficient, and b is power station reactive power tune
Energy saving power, b are determined by two-way idle (the capacitive or perception) regulating power in power station.Not here according to collected voltage
Together, to idle control target value QtIt is reasonably calculated, guarantees the accurate adjusting of subsequent reactive power output, it is steady to improve power grid
It is qualitative.
Further, in the step C, control module includes that Automatic Generation Control unit AGC and automatic electric are voltage-controlled
Unit AVC processed；Automatic Generation Control unit AGC handles real power control target value and exports pwm control signal to power generation
For adjusting the active power output in power station in the inverter stood；The variation of control module real-time detection bus Δ Q/ Δ U value,
Pid parameter ratio in automatic voltage control unit AVC is chosen with the method for successive approximation and Disturbance Detection method according to busbar short-circuit capacity
Amplification factor KP, integral gain KiAnd differential gain KdAnd export the automatism voltage control into automatism voltage control unit AVC
Unit AVC handles pid parameter and idle control target value and exports pwm control signal and used into the inverter in power station
In the reactive power output for adjusting power station.By the step, it can satisfy different electrical network access points and change at random grid-connected
The requirement of point busbar short-circuit capacity, anti-locking system push-and-pull concussion.
The invention also discloses a kind of power control systems at generation of electricity by new energy station with fast frequency response, including light
Volt square matrix module, header box, inverter, transformer and control module, the output end of the photovoltaic array module successively lead to
Cross after header box, inverter and transformer grid-connected after connecting bus, control module acquires transformer output end electric station grid connection point
Voltage, electric current and frequency information, control module calculate real power control target according to active-frequency characteristic and frequency information
Value, and idle control target value is calculated according to idle-voltage response and information of voltage；Control module is to real power control target
Output pwm control signal is into the inverter in power station for adjusting power station after value and idle control target value are handled
Active power output and reactive power output.Requirement according to power grid to the fast automatic control of photo-voltaic power generation station, the present invention are being controlled
On the basis of system mass-sending team control processed, increase fast frequency response function；Stability, robustness for the system of tightening control,
We introduce the difference coefficient δ of frequency control on control strategypWith voltage-controlled difference coefficient δq；And it is sent out in photovoltaic
In the Automatic Generation Control (AGC) in power station and PID (proportional/integral/derivative) control strategy of automatism voltage control (AVC), increase
Add the grid-connected busbar short-circuit capacity of real-time detection to adjust control parameter according to this, avoid system from push-and-pull oscillation occur, improve regulation quality,
Ensure power station and power network safety operation.
Active-the frequency characteristic and idle-voltage response in control method above-mentioned in detail
It addresses, just repeats no more here.
Further, the control module includes scheduling unit, high accuracy frequency measurement module, Automatic Generation Control unit
AGC and automatism voltage control unit AVC；Scheduling unit is used to issue power station wattful power to Automatic Generation Control unit AGC
Rate adjusts task and adjusts task for issuing power station reactive power to automatism voltage control unit AVC；High accuracy frequency measurement mould
Block is for detecting mains frequency information；Automatic Generation Control unit AGC is for executing power station active power regulation strategy；Automatically
Voltage control unit AVC adjusts strategy for executing power station reactive power.
This system has many advantages, such as after improvement: first, system frequency acquisition precision is high, speed is fast, AGC system is directly adopted
System frequency, sampling precision is high, speed is fast, carries out fast frequency response function logic calculation by directly adopting frequency, can effectively mention
The timeliness of high fast frequency response function.Second, active command transmission is fast, the system closed loop response time is short, photovoltaic plant AGC
System control instruction uses Ethernet transmission mode, instructs transmission plan by optimization, the fast frequency that can effectively shorten response
Instruct transmission time.Third, good function expansibility, very easily can realize and dispatch using existing dispatch data net channel
The interconnection of end system, information mutual communication are conducive to dispatch monitoring and management etc. to device, have good function expansibility.Its
Four, flexibly, this system supports network communication for multi-party connection, and specification supports a variety of specifications such as IEC104, IEC103, MODBUSTCP,
Suitable for carrying out data interaction with a variety of objects.Fifth, the safety of information network system is fully considered, in the key of information exchange
Link installs necessary encryption and isolating device additional.Above-mentioned control method and device successfully apply to the photovoltaic power generation being currently running
It stands, is conducive to safe and stable, the economical operation of power grid, reduce the running wastage in power station, the popularization of this technology has very big
Social benefit and considerable economic benefit.
Claims (10)
1. a kind of Poewr control method at the generation of electricity by new energy station with fast frequency response, it is characterised in that: including walking as follows
It is rapid:
(A) voltage, electric current and the frequency information of control module acquisition transformer output end electric station grid connection point；
(B) control module calculates real power control target value according to active-frequency characteristic and frequency, and according to idle-voltage
Characteristic curve and information of voltage calculate idle control target value；
(C) pwm control signal is exported after control module handles real power control target value and idle control target value to hair
For adjusting the active power output and reactive power output in power station in the inverter in power station.
2. the Poewr control method at the generation of electricity by new energy station as described in claim 1 with fast frequency response, feature exist
In: in the step B, real power control target value is calculated as follows:
(S11) in frequency response dead zone, Pt=P0；
(S12) outside frequency response dead zone and in the active power regulation ability in power station,
(S13) outside the active power regulation ability in power station, Pt=P0±a*Pn；
In three above formula, PtFor real power control target value, P0For active power initial value, PnFor rated active power, f is control
The collected current frequency value of molding block, fdDead zone, f are responded for fast frequencynFor system nominal frequency, δp% is frequency control
Difference coefficient, a are power station active power regulation ability.
3. the Poewr control method at the generation of electricity by new energy station as claimed in claim 2 with fast frequency response, feature exist
In: the system nominal frequency fn=50Hz, fast frequency respond dead zone fd=50 ± 0.06Hz, power station active power tune
Real power control target value is calculated as follows in energy saving power a=10%, control module:
4. the Poewr control method at the generation of electricity by new energy station as claimed in claim 3 with fast frequency response, feature exist
In: the frequency measurement accuracy is less than or equal to 0.001Hz, and the frequency sampling period is less than or equal to 42ms.
5. the Poewr control method at the generation of electricity by new energy station as described in claim 1 with fast frequency response, feature exist
In: in the step B, it is calculated as follows idle control target value:
(S21) in voltage responsive dead zone, Qt=Q0；
(S22) outside voltage responsive dead zone and in the reactive power regulating power in power station,
(S23) outside the reactive power regulating power in power station, Qt=Q0±b*Qn；
In three above formula, QtFor idle control target value, Q0For reactive power initial value, QnFor rated reactive power, U is control
The collected current voltage value of molding block, UdDead zone, U are responded for quick voltagenFor system nominal voltage, δq% is voltage control
Difference coefficient, b are power station reactive power regulating power.
6. the Poewr control method at the generation of electricity by new energy station as described in claim 1 with fast frequency response, feature exist
In: in the step C, control module includes Automatic Generation Control unit AGC and automatism voltage control unit AVC；Automatic hair
Electric control unit AGC handles real power control target value and exports pwm control signal and is used for into the inverter in power station
Adjust the active power output in power station；The variation of control module real-time detection bus Δ Q/ Δ U value, according to busbar short-circuit capacity
Pid parameter ratio enlargement multiple K in automatic voltage control unit AVC is chosen with the method for successive approximation and Disturbance Detection methodP, integral increase
Beneficial KiAnd differential gain KdAnd export into automatism voltage control unit AVC, automatism voltage control unit AVC to pid parameter and
Idle control target value is handled and exports pwm control signal into the inverter in power station for adjusting the idle of power station
Power output.
7. a kind of power control system at the generation of electricity by new energy station with fast frequency response, it is characterised in that: including photovoltaic side
The output end of array module, header box, inverter, transformer and control module, the photovoltaic array module passes sequentially through remittance
It is grid-connected after connection bus after stream case, inverter and transformer, the voltage of control module acquisition transformer output end electric station grid connection point,
Electric current and frequency information, control module calculate real power control target value, and root according to active-frequency characteristic and frequency information
Idle control target value is calculated according to idle-voltage response and information of voltage；Control module is to real power control target value and nothing
Output pwm control signal is into the inverter in power station for adjusting the wattful power in power station after power control target value is handled
Rate output and reactive power output.
8. the power control system at the generation of electricity by new energy station as claimed in claim 7 with fast frequency response, feature exist
In: the active-frequency characteristic is as follows:
(S11) in frequency response dead zone, Pt=P0；
(S12) outside frequency response dead zone and in the active power regulation ability in power station,
(S13) outside the active power regulation ability in power station, Pt=P0±a*Pn；
In three above formula, PtFor real power control target value, P0For active power initial value, PnFor rated active power, f is control
The collected current frequency value of molding block, fdDead zone, f are responded for fast frequencynFor system nominal frequency, δp% is frequency control
Difference coefficient, a are power station active power regulation ability.
9. the power control system at the generation of electricity by new energy station as claimed in claim 8 with fast frequency response, feature exist
In: the idle-voltage response is as follows:
(S21) in voltage responsive dead zone, Qt=Q0；
(S22) outside voltage responsive dead zone and in the reactive power regulating power in power station,
(S23) outside the reactive power regulating power in power station, Qt=Q0±b*Qn；
In three above formula, QtFor idle control target value, Q0For reactive power initial value, QnFor rated reactive power, U is control
The collected current voltage value of molding block, UdDead zone, U are responded for quick voltagenFor system nominal voltage, δq% is voltage control
Difference coefficient, b are power station reactive power regulating power.
10. the power control system at the generation of electricity by new energy station as claimed in claim 9 with fast frequency response, feature exist
In: the control module includes scheduling unit, high accuracy frequency measurement module, Automatic Generation Control unit AGC and automatic voltage
Control unit AVC；Scheduling unit is for issuing power station active power regulation task to Automatic Generation Control unit AGC and being used for
Power station reactive power, which is issued, to automatism voltage control unit AVC adjusts task；High accuracy frequency measurement module is for detecting power grid frequency
Rate information；Automatic Generation Control unit AGC is for executing power station active power regulation strategy；Automatism voltage control unit AVC
Strategy is adjusted for executing power station reactive power.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110797914A (en) * | 2019-11-11 | 2020-02-14 | 国网河南省电力公司电力科学研究院 | Rapid frequency control method and system for new energy station |
| CN112260306A (en) * | 2020-09-09 | 2021-01-22 | 许继集团有限公司 | New energy power station equipartition group control power generation control method and device |
| CN113315164A (en) * | 2020-12-09 | 2021-08-27 | 新疆金风科技股份有限公司 | Reactive voltage control method and device, medium and computing device |
| CN113452035A (en) * | 2021-06-17 | 2021-09-28 | 阳光新能源开发有限公司 | Frequency modulation control method, frequency modulation control apparatus, storage medium, and program product |
| CN114050581A (en) * | 2021-11-15 | 2022-02-15 | 许继集团有限公司 | Multi-reactive-power-source hierarchical dynamic coordination control method and device for power station |
| CN116914782A (en) * | 2023-09-12 | 2023-10-20 | 中国三峡新能源(集团)股份有限公司辽宁分公司 | New energy power station inertia response system and method |
| WO2024021920A1 (en) * | 2022-07-26 | 2024-02-01 | 华为数字能源技术有限公司 | Power supply system and grid-connected control method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103580030A (en) * | 2013-11-26 | 2014-02-12 | 重庆大学 | Reactive voltage control method and system for grid-connected photovoltaic power station |
| CN104578144A (en) * | 2014-12-15 | 2015-04-29 | 浙江大学 | Anti-sagging control method for photovoltaic inverter in microgrid |
| US20150314696A1 (en) * | 2013-01-15 | 2015-11-05 | Abb Technology Ltd. | A coordinated control method for a distribution network with der and ev and control system thereof |
| CN108054770A (en) * | 2017-12-31 | 2018-05-18 | 北京金风科创风电设备有限公司 | Photovoltaic power plant and primary frequency modulation control method thereof |
| CN109638872A (en) * | 2018-10-16 | 2019-04-16 | 北京金风科创风电设备有限公司 | Method, device and system for controlling field control level power grid and storage medium thereof |
| CN109687508A (en) * | 2018-12-06 | 2019-04-26 | 中国电力科学研究院有限公司 | A kind of generation of electricity by new energy unit fast frequency response control mehtod and device |
-
2019
- 2019-05-29 CN CN201910458104.XA patent/CN110176790B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150314696A1 (en) * | 2013-01-15 | 2015-11-05 | Abb Technology Ltd. | A coordinated control method for a distribution network with der and ev and control system thereof |
| CN103580030A (en) * | 2013-11-26 | 2014-02-12 | 重庆大学 | Reactive voltage control method and system for grid-connected photovoltaic power station |
| CN104578144A (en) * | 2014-12-15 | 2015-04-29 | 浙江大学 | Anti-sagging control method for photovoltaic inverter in microgrid |
| CN108054770A (en) * | 2017-12-31 | 2018-05-18 | 北京金风科创风电设备有限公司 | Photovoltaic power plant and primary frequency modulation control method thereof |
| CN109638872A (en) * | 2018-10-16 | 2019-04-16 | 北京金风科创风电设备有限公司 | Method, device and system for controlling field control level power grid and storage medium thereof |
| CN109687508A (en) * | 2018-12-06 | 2019-04-26 | 中国电力科学研究院有限公司 | A kind of generation of electricity by new energy unit fast frequency response control mehtod and device |
Non-Patent Citations (1)
| Title |
|---|
| 孙骁强 等: "光伏逆变器参与西北送端大电网快速频率响应能力实测分析", 《电网技术》 * |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110797914A (en) * | 2019-11-11 | 2020-02-14 | 国网河南省电力公司电力科学研究院 | Rapid frequency control method and system for new energy station |
| CN110797914B (en) * | 2019-11-11 | 2022-06-03 | 国网河南省电力公司电力科学研究院 | Rapid frequency control method and system for new energy station |
| CN112260306A (en) * | 2020-09-09 | 2021-01-22 | 许继集团有限公司 | New energy power station equipartition group control power generation control method and device |
| CN113315164A (en) * | 2020-12-09 | 2021-08-27 | 新疆金风科技股份有限公司 | Reactive voltage control method and device, medium and computing device |
| WO2022121446A1 (en) * | 2020-12-09 | 2022-06-16 | 新疆金风科技股份有限公司 | Control system, reactive voltage control method and device, medium, and calculation device |
| CN113315164B (en) * | 2020-12-09 | 2023-03-03 | 北京金风科创风电设备有限公司 | Reactive voltage control method and device, medium and computing device |
| CN113452035A (en) * | 2021-06-17 | 2021-09-28 | 阳光新能源开发有限公司 | Frequency modulation control method, frequency modulation control apparatus, storage medium, and program product |
| CN113452035B (en) * | 2021-06-17 | 2024-04-02 | 阳光新能源开发股份有限公司 | Frequency modulation control method, frequency modulation control device, frequency modulation control storage medium, and frequency modulation control program product |
| CN114050581A (en) * | 2021-11-15 | 2022-02-15 | 许继集团有限公司 | Multi-reactive-power-source hierarchical dynamic coordination control method and device for power station |
| WO2024021920A1 (en) * | 2022-07-26 | 2024-02-01 | 华为数字能源技术有限公司 | Power supply system and grid-connected control method |
| CN116914782A (en) * | 2023-09-12 | 2023-10-20 | 中国三峡新能源(集团)股份有限公司辽宁分公司 | New energy power station inertia response system and method |
| CN116914782B (en) * | 2023-09-12 | 2023-12-12 | 中国三峡新能源(集团)股份有限公司辽宁分公司 | New energy power station inertia response system and method |
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