CN104714524B - Photovoltaic plant and power station combined operation system and operation method - Google Patents
Photovoltaic plant and power station combined operation system and operation method Download PDFInfo
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- CN104714524B CN104714524B CN201510007143.XA CN201510007143A CN104714524B CN 104714524 B CN104714524 B CN 104714524B CN 201510007143 A CN201510007143 A CN 201510007143A CN 104714524 B CN104714524 B CN 104714524B
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- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
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Abstract
The present invention provides a kind of photovoltaic plant and power station combined operation system, is established using following methods：Measure first and analyze the power producing characteristics of photovoltaic generation；Secondly the power producing characteristics of photovoltaic generation and the power generation characteristics in power station are combined, influence of the combined operation system to power station lower station is established according to water balance theory analysis；Influence of the system to power network is analyzed again；The scale of the photovoltaic plant in access power station is calculated again, the turbine-generator units running situation in power station in analysis joint runtime；Finally form combined operation system.The present invention also provides a kind of operation method of combined operation system, compensates the control method of photovoltaic plant with power station by formulation, formulates AGC, AVC control method and water balance test method, runs the combined operation system.The present invention is strong using power station regulating power and adjusts the features such as quick, and the photovoltaic plant big to fluctuation compensates, and combined operation system is provided stable power supply for power network.
Description
Technical field
The present invention relates to photovoltaic plant and hydroelectric station operation technology, specifically a kind of photovoltaic plant and power station cooperation
System and its operation method.
Background technology
Photovoltaic generation is according to photovoltaic effect principle, converts light energy into a kind of of electric energy using solar cell and generates electricity
Mode.Photovoltaic generation have the characteristics that it is safe and reliable, pollution-free, without exhausted dangerous, and photovoltaic plant need not both consume combustion
Material, the whole network power supply can be carried out or generated electricity on the spot to power, be advantage obviously generation mode.But due to photovoltaic generation by
Round the clock, the factor such as season, weather has a great influence, and its generated output has randomness, fluctuation, intermittence, easily cause electric power
System is unstable, or even the possibility of power-off.Therefore, the fluctuation of photovoltaic generation how is eliminated or reduced, can be stablized
It is urgent problem to be solved to export electricity consumption for user.
The content of the invention
The technical problem to be solved in the present invention is the problem of photovoltaic power station power generation fluctuation is big, unstable.
The present invention provides a kind of photovoltaic plant and power station combined operation system, and the combined operation system is using following
Method is established：
S1. measure and analyze power producing characteristics：The optical emission data in photovoltaic plant area to be established is measured, analyzes the area
Light radiation characteristic, obtain the regional photovoltaic generation power producing characteristics and weather to the affecting laws of photovoltaic generation；
S2. Analysis of Water Balance：The photovoltaic obtained in the power generation characteristics in the regional power station and S1 steps is sent out
The power producing characteristics of electricity combine, and according to water balance theory, analysis establishes photovoltaic plant with power station combined operation system to described
The generating of the lower station in power station and the influence with regimen condition；
S3. electric network influencing is analyzed：That analyzes the photovoltaic plant and power station combined operation system abandons light situation, to other
New energy dissolves and the influence of peak modulation capacity, to the water regulation in basin residing for the power station and its downstream stage power station
Generating influence；
S4. photovoltaic plant access scale：The institute in the power station is linked into according to the electrical parameter calculation in the power station
The scale of photovoltaic plant is stated, the turbine-generator units and its auxiliary device to the power station carry out diagnostic test, analyze institute
State the running situation of turbine-generator units and its auxiliary device in the photovoltaic plant and power station combined operation system；
S5. the photovoltaic plant and power station combined operation system are formed：According to above-mentioned analysis, the photovoltaic plant is connect
Enter the power station, and be provided for monitoring the computer monitoring module in the photovoltaic plant and the power station simultaneously, be used for
Coordinate the intelligent control device of control photovoltaic plant, form the photovoltaic plant and power station combined operation system.
Further, the combined operation system includes：The power station, the photovoltaic plant, computer monitoring module,
Data acquisition module, control module, wherein the computer monitoring module monitors the photovoltaic plant and the power station simultaneously
Running situation, the data acquisition module gathers real time data from the photovoltaic plant and the power station and is transferred to institute
Computer module is stated, the control module sends control command according to the instruction of the computer monitoring module.
Further, the control module includes AGC control modules and AVC control modules, the AGC control modules and institute
AVC control modules are stated independently to run.
The present invention also provides a kind of operation method of above-mentioned combined operation system, according to the power producing characteristics and water of photovoltaic plant
The power generation characteristics in power station, the control method using photovoltaic power station power generation described in the hydropower station compensation adjustment is formulated, formulated
AGC control methods, AVC control methods and water balance test method are formulated, the cooperation system is run by the above method
System.
Further, the AGC control methods are：The photovoltaic plant is generated electricity according to real-time lighting condition, obtain institute
The real-time active of photovoltaic plant is stated, the real-time active of the photovoltaic plant is subtracted with the generation schedule assigned is always active in real time, obtains
To remaining active, AGC control modules by residue is active be assigned to the turbine-generator units in the power station between, make described in
Turbine-generator units are according to the remaining Active Generation.
Compared with the photovoltaic plant of existing independent operating, the present invention runs photovoltaic plant and power station joint coordination,
The features such as big using the reservoir capacity in power station, regulating power is strong, and Hydropower Unit startup is rapid, flexible adjustment, fast load responding,
Quick compensation adjustment is carried out on the photovoltaic power station power generation situation for easily being influenceed and being fluctuated by outside environmental elements, so as to make full use of light
While lying prostrate generating advantage, and can avoids the random fluctuation of photovoltaic generation so that photovoltaic plant and power station combined operation system
Stable power supply can be provided for power network, meet power network to frequency, the quality requirement of voltage, there is provided high-quality electric energy.
Brief description of the drawings
Fig. 1 is Qinghai republicanism garden photovoltaic plant and Longyangxia Hydroelectric Power Station complementation power curve figure in embodiment.
Fig. 2 is Qinghai republicanism garden photovoltaic plant and Longyangxia Hydroelectric Power Station combined operation system March 15 in embodiment
Generating curve map.
Fig. 3 is Qinghai republicanism garden photovoltaic plant and Longyangxia Hydroelectric Power Station combined operation system March 22 in embodiment
Generating curve map.
Embodiment
Below by specific embodiment, the present invention is described in detail, it should be appreciated that these specific embodiment parties
Formula is only used for enumerating the present invention, not forms any type of any restriction to the real protection scope of the present invention.
The present embodiment is by taking the combined operation system of Qinghai republicanism garden photovoltaic plant-Longyangxia Hydroelectric Power Station as an example, there is provided one
Kind photovoltaic plant and power station combined operation system, the combined operation system are established using following methods：
S1. measure and analyze power producing characteristics：The optical emission data of Qinghai republicanism garden is measured, analyzes the light radiation of this area
Characteristic, obtain this area's photovoltaic plant power producing characteristics and weather to the affecting laws of photovoltaic generation.
Wherein, optical emission data is obtained by the Photovoltaic measurement station of this area, and the data at Photovoltaic measurement station for example can be
Light intensity, temperature.The photovoltaic plant is distributed grid-connected photovoltaic plant or centralized grid-connected photovoltaic power station, in the present embodiment, is somebody's turn to do
Photovoltaic plant is that 320MWp concentrates grid-connected photovoltaic power station.It is understood that the area that can establish photovoltaic plant is not limited to
In Qinghai republicanism garden, as long as this area's light radiation condition disclosure satisfy that solar energy is transformed into electric energy, providing the user power supply needs
Ask.
S2. Analysis of Water Balance：By going out for the power generation characteristics of Longyangxia Hydroelectric Power Station and the photovoltaic generation that is obtained in S1 steps
Force characteristic combines, and according to water balance theory, analysis establishes Qinghai republicanism garden photovoltaic plant and combines fortune with Longyangxia Hydroelectric Power Station
Generating of the row system to the lower station of Longyangxia Hydroelectric Power Station and the influence with regimen condition.
S3. electric network influencing is analyzed：Analyze Qinghai republicanism garden photovoltaic plant and Longyangxia Hydroelectric Power Station combined operation system
Abandon light situation, to the consumption of other new energy and the influence of peak modulation capacity, to the water regulation in basin residing for Longyangxia Hydroelectric Power Station and
The generating influence of step power station downstream.
S4. photovoltaic plant access scale：The green grass or young crops in the power station is linked into according to the electrical parameter calculation of Longyangxia Hydroelectric Power Station
The scale of extra large republicanism garden photovoltaic plant.According to the setting of Longyangxia Hydroelectric Power Station electrical system and equipment actuality, the qualitative analysis light
Influence of the access of overhead utility to the power station, and further the turbine-generator units to the power station and its auxiliary device are carried out
Diagnostic test, analyze turbine-generator units and its auxiliary device and join in Qinghai republicanism garden photovoltaic plant and Longyangxia Hydroelectric Power Station
Close the running situation in runtime.Wherein, the electric parameter of Longyangxia Hydroelectric Power Station includes 3309DL outlets, 330kV intervals.
S5. the photovoltaic plant and power station combined operation system are formed：According to above-mentioned analysis, by Qinghai republicanism garden light
Overhead utility accesses Longyangxia Hydroelectric Power Station, and is provided for monitoring the computer monitoring mould of the photovoltaic plant and the power station simultaneously
Block, for coordinating the intelligent control device of the control photovoltaic plant, form Qinghai republicanism garden photovoltaic plant and Longan psyllid water power
Stand combined operation system.
Wherein, do not require that distance is close between photovoltaic plant and power station, as long as the two has access to same power network.
But in Practical Project, during design photovoltaic plant and power station combined operation system, it is considered as regional and economical where the two
The factors such as benefit, photovoltaic plant of the selection in appropriate geographical position are combined with power station.
Wherein, the combined operation system not only includes Longyangxia Hydroelectric Power Station, Qinghai republicanism garden photovoltaic plant, computer prison
Control module, in addition to data acquisition module and control module.Computer monitoring module monitors the photovoltaic plant and power station simultaneously
Running situation, the data acquisition module gathers real time data from the photovoltaic plant and the power station and is transferred to computer prison
Module is controlled, the control module sends control command according to the instruction of computer monitoring module.
In the control module, including for distributing active AGC control modules are adjusted and for distributing regulation idle AVC
Control module, the two independently runs.
The present embodiment also provides a kind of combined operation system of Qinghai republicanism garden photovoltaic plant and Longyangxia Hydroelectric Power Station
Operation method, this method are also applied for other photovoltaic plants and the combined operation system in power station.This method is first according to Qinghai
The power producing characteristics of republicanism garden photovoltaic plant and the power generation characteristics of Longyangxia Hydroelectric Power Station, formulate and adjusted using hydropower station compensation
The control method of the photovoltaic power station power generation is saved, then formulates AGC control methods, formulation AVC control methods and water balance experiment
Method, the combined operation system is run by these methods.
Wherein, when the photovoltaic plant and the power station compensate output mutually, using fixed schedule curve motion or water light
The given control method of gross capability.Water light gross capability refers to the summation that hydropower station is contributed and photovoltaic power station power generation is contributed.Adopt
During with the control method of fixed schedule curve motion, dispatch curve determines, the photovoltaic plant runs according to generating capacity and generated electricity, should
Power station carries out generating compensation adjustment according to the practical operation situation of the combined operation system to the photovoltaic plant, for meeting water
The requirement of light gross capability.During the control method given using water light gross capability, according to operation of power networks and water regulation needs, repair in real time
Change dispatch curve and/or assign water light gross capability transfer order, power station is carried out generating benefit to the photovoltaic plant according to real-time transfer order
Regulation is repaid, for meeting water light gross capability requirement.It is mutual for Qinghai republicanism garden photovoltaic plant and Longyangxia Hydroelectric Power Station as shown in Figure 1
Power curve figure is mended, wherein, water light gross capability curve is 1., photovoltaic generation power curve is 2., photovoltaic plant is mutual with power station
Power curve is mended as 3..
Wherein, AGC control methods are：Qinghai republicanism garden photovoltaic plant is generated electricity according to real-time lighting condition, be somebody's turn to do
Photovoltaic plant it is real-time active, with the generation schedule assigned it is total in real time it is active subtract the real-time active of the photovoltaic plant, remained
It is remaining active, by AGC control modules by it is remaining it is active be assigned to the turbine-generator units in power station between, make turbine-generator units
According to remaining Active Generation.Wherein, with unit or multimachine, control mode is adjusted the control mode of turbine-generator units in groups, excellent
With multimachine, control mode is adjusted in groups for choosing.
Using the operational effect of the association system：
With on March 15th, 2014 and Qinghai republicanism garden photovoltaic plant on March 22 and Longyangxia Hydroelectric Power Station cooperation system
The running situation of system is test case, uses the Parameter Conditions that the governing response time is 10MW for 8s, regulation power magnitude, the photovoltaic
Power station is generated electricity by real-time lighting condition, and with multimachine, control mode is adjusted the turbine-generator units in the power station in groups, compensates photovoltaic
The difference to generate electricity between scheduling generation schedule generating.Wherein, March 15 was whole day fine day, and March 22 was to change weather.
March 15, the power generation situation of the combined operation system on the 22nd in March, including the photovoltaic electric are recorded in Fig. 2, Fig. 3 respectively
Hair always has work value 2, full factory's load curve value 3, the power station actual power value 4 in fact for actual power of standing value 1, full factory, wherein full factory
Load curve value is to dispatch the power generation values of generation schedule.
The photovoltaic plant whether generates electricity in sunny weather or the weather changed it can be seen from Fig. 2, Fig. 3, passes through
The photovoltaic plant and the complementary regulation in the power station, hair always has work value all bent with full factory's load in fact for the full factory of the combined operation system
Line value good agreement, it was demonstrated that the actual power of the combined operation system is coincide with scheduling generation schedule, the combined operation system
Regulating power is good.
Claims (5)
1. a kind of photovoltaic plant and power station combined operation system, it is characterised in that the combined operation system is using following
Method is established：
S1, measurement simultaneously analyze photovoltaic generation power producing characteristics：The optical emission data in photovoltaic plant area is had in measurement, and analysis is describedly
The light radiation characteristic in area, obtain the regional photovoltaic plant power producing characteristics and weather to the affecting laws of photovoltaic generation；
S2, Analysis of Water Balance：The power producing characteristics of photovoltaic plant of the power generation characteristics in power station with being obtained in S1 steps are combined,
According to water balance theory, analysis establishes photovoltaic plant and power station combined operation system to the lower station in the power station
Generating and the influence with regimen condition；
S3, electric network influencing analysis：That analyzes the photovoltaic plant and power station combined operation system abandons light situation, to other new energy
Source dissolves and influence, the generating to the water regulation in basin and its downstream stage power station residing for the power station of peak modulation capacity
Influence；
S4, photovoltaic plant access scale：The light in the power station is linked into according to the electrical parameter calculation in the power station
The scale of overhead utility, turbine-generator units and its auxiliary device to the power station carry out diagnostic test, analyze the water
The running situation of turbine generator group and its auxiliary device in the photovoltaic plant and power station combined operation system；
S5, the composition photovoltaic plant and power station combined operation system：According to above-mentioned analysis, the photovoltaic plant is accessed into institute
Power station is stated, and is provided for monitoring the computer monitoring module in the photovoltaic plant and the power station simultaneously, for coordinating
The intelligent control device of photovoltaic plant is controlled, forms the photovoltaic plant and power station combined operation system.
2. described combined operation system according to claim 1, it is characterised in that：The combined operation system includes：It is described
Photovoltaic plant, the power station, computer monitoring module, data acquisition module, control module, wherein the computer monitoring mould
Block monitors the running situation in the photovoltaic plant and the power station simultaneously, the data acquisition module from the photovoltaic plant and
Real time data is gathered in the power station and is transferred to the computer monitoring module, the control module is according to the computer
The instruction of monitoring module sends control command.
3. combined operation system according to claim 2, it is characterised in that：The control module includes being used to distribute regulation
Active AGC control modules and the AVC control module idle for distribution regulation, the AGC control modules and AVC controls
Module is independently run.
A kind of 4. operation method of combined operation system according to claim 3, it is characterised in that：According to photovoltaic plant
Power producing characteristics and the power generation characteristics in power station, formulate the control using photovoltaic power station power generation described in the hydropower station compensation adjustment
Method processed, formulate AGC control methods, formulate AVC control methods and water balance test method, run by above-mentioned various methods
The combined operation system.
5. operation method according to claim 4, it is characterised in that：The AGC control methods are：Make the photovoltaic plant
Generated electricity according to real-time lighting condition, obtain the real-time active of the photovoltaic plant, the generation schedule assigned with scheduling always has in real time
Work(subtracts the real-time active of the photovoltaic plant, obtain it is remaining active, AGC control modules by residue is active be assigned to described in
Between the turbine-generator units in power station, make the turbine-generator units according to the remaining Active Generation.
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105335560B (en) * | 2015-10-29 | 2019-01-08 | 中国电力科学研究院 | Photovoltaic generation power fluctuation and its Automatic Generation Control stand-by requirement calculation method |
| CN112018824A (en) * | 2020-08-31 | 2020-12-01 | 海南电网有限责任公司电力科学研究院 | Power grid coordination control method based on water-light complementation |
| CN115473282B (en) * | 2022-04-13 | 2023-05-09 | 阿坝水电开发有限公司 | Stepped hydropower and photovoltaic complementary power generation system and control method |
| CN116882718B (en) * | 2023-09-08 | 2023-12-01 | 湖南大学 | Power distribution network and drainage basin network flexible resource aggregation regulation and control method in high-temperature arid weather |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202586401U (en) * | 2012-03-20 | 2012-12-05 | 浙江同济科技职业学院 | Mixing DC system shared by hydropower station and photovoltaic power station |
| CN102882223A (en) * | 2011-07-11 | 2013-01-16 | 陈巍 | Water, wind, solar and biomass multi-energy integrated complementary power generation method and device |
| CN202978295U (en) * | 2012-04-11 | 2013-06-05 | 浙江同济科技职业学院 | Water power and photovoltaic power generation shared control apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8531055B2 (en) * | 2006-12-06 | 2013-09-10 | Solaredge Ltd. | Safety mechanisms, wake up and shutdown methods in distributed power installations |
-
2015
- 2015-01-07 CN CN201510007143.XA patent/CN104714524B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102882223A (en) * | 2011-07-11 | 2013-01-16 | 陈巍 | Water, wind, solar and biomass multi-energy integrated complementary power generation method and device |
| CN202586401U (en) * | 2012-03-20 | 2012-12-05 | 浙江同济科技职业学院 | Mixing DC system shared by hydropower station and photovoltaic power station |
| CN202978295U (en) * | 2012-04-11 | 2013-06-05 | 浙江同济科技职业学院 | Water power and photovoltaic power generation shared control apparatus |
Non-Patent Citations (2)
| Title |
|---|
| 光-水复合能源联合发电的研究;杜俊;《万方学位论文数据库》;20120531;论文第32页-50页 * |
| 水光互补电站建设分析;沈有国等;《西北水电》;20141231;第83页第2栏-第86页第1栏，图1-2 * |
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