CN109447848A - Suitable for producing the step hydropower station ecological dispatching system of Drifting egg fish - Google Patents
Suitable for producing the step hydropower station ecological dispatching system of Drifting egg fish Download PDFInfo
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- 230000017448 oviposition Effects 0.000 claims description 22
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- 102000002322 Egg Proteins Human genes 0.000 claims description 8
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- 210000004681 ovum Anatomy 0.000 claims description 8
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Abstract
The present invention relates to hydroelectric project ecology scheduling technology fields, disclose a kind of step hydropower station ecological dispatching system suitable for producing Drifting egg fish, to provide suitable hydrologic process condition to produce Drifting egg fish reproduction, mitigate influence of the step reservoir operation to Drifting egg fish reproduction process is produced.The present invention is based on the variations of the indexs such as the water level, the flow that produce Drifting egg fish spawning ground and fish-egg drift section, the hydrology hydrodynamic conditions such as water level, the flow of fish spawning ground and fish-egg drift section are adjusted using upstream step cooperation downstream stage, pass through being used cooperatively for engineering measure and non-engineering measure, suitable hydrologic process condition is provided to produce Drifting egg fish reproduction, mitigates influence of the step reservoir operation to Drifting egg fish reproduction process is produced.The present invention is suitable for the ecological dispatching that life nearby has the step hydropower station for producing Drifting egg fish.
Description
Technical field
The present invention relates to hydroelectric project ecology scheduling technology fields, in particular to are suitable for producing the step of Drifting egg fish
Power station ecological dispatching system and method.
Background technique
In recent years, China's hydroelectric project is quickly grown, in Jinsha jiang River, Yalongjiang River, Dadu River, the Wujiang River, Nanpanjiang River, the Lancang River
Equal Hydropower Bases have formed the world-class hydroelectric project group begun to take shape, and hydroelectric project is in the side such as flood control, power generation, irrigation, shipping
Adverse effect also is brought to river living resources especially fish and its living environment while playing enormous benefits in face.Water power work
Journey impounding and operation will change the hydrologic regime of natural river, become the runoff process of dam site lower reache and hydrodynamic condition
Change.Since the fish for producing Drifting egg are more sensitive to habitat in oviposition breeding period, especially have to the hydrology, hydrodynamic condition
Unique need and hobby, so the variation of the dam site lower reache hydrology and hydrodynamic condition by produce Drifting egg fish production
Ovum breeding has an adverse effect.How to mitigate influence of the hydroelectric project to lower reache aquatic ecological is that a complicated system is asked
Topic, be difficult in a short time propose a system solution, in this context, with Domestic Environment protection cry increasingly
Height, by adjusting operation pattern of plant, in conjunction with relevant ecological demand, implementation ecological dispatching, which is increasingly becoming, makes up or slows down water power work
The important measures of journey adverse effect.Research direction is also transferred in the research of hydroelectric project ecological dispatching by many scholars, is obtained
Many beneficial achievements are studied including the ecological dispatching for being related to section fish reproduction under dam.Chen Duan etc. is with silk screen step electricity
Standing is case, has researched and proposed the maximum step hydropower station scheduling strategy of generated energy under the conditions of meeting Fish of interest water demand for natural service, with
And the basic principle of selection is weighed between ecological flow satisfaction degree and project benefit loss.Number of patent application
CN201210007401.0 discloses a kind of power station ecological dispatching method for taking into account mandarin sturgeon breeding demand, considers that mandarin sturgeon is natural
The Hydrology power demand of breeding and the economic results in society of reservoir have while so that reservoir is played huge economic results in society
The protection mandarin sturgeon resource of effect；Number of patent application CN201210113940.2 discloses a kind of river of suitable chinese carp breeding demand
Type ecological dispatching method for reservoir creates suitable flow condition for chinese carp oviposition, can effectively mitigate hydraulic and hydroelectric engineering operation
It is influenced on caused by chinese carp oviposition.Existing research is concentrated mainly on the research of ecological dispatching model and dispatching principle, it has been disclosed that
The patent then demand mainly for the oviposition behavior of individual fish to hydrodynamic condition, proposes corresponding letdown flow process side
Case, non-system consider that a certain type fish implement ecological dispatching entirely in the demand of entire breeding period, and in the fish reproduction phase
Condition and requirement, as rise timing between, rise adjust flow, spawning ground and fish-egg drift section water level condition and flow condition and work
The coordination etc. of other demands of journey.Also, existing research considers the combined dispatching of large-scale step hydropower station mainly for single step
It is insufficient.In addition, when specific implementation ecology is spent, it is also less with the use of the research of aspect with non-engineering measure in engineering measure.
Therefore, how ecological dispatching is implemented to step hydropower station, betterment works lower reache is producing Drifting egg fish reproduction
The hydrology and hydrodynamic condition of phase promotes the oviposition breeding for producing Drifting egg fish, is that those skilled in the art are urgently to be resolved
Problem.
Summary of the invention
The technical problem to be solved by the present invention is providing a kind of step hydropower station ecology tune suitable for producing Drifting egg fish
System and method is spent, to provide suitable hydrologic process condition to produce Drifting egg fish reproduction, mitigates step reservoir operation
Influence to Drifting egg fish reproduction process is produced.
To solve the above problems, the technical solution adopted by the present invention is that: the step hydropower station suitable for producing Drifting egg fish
Ecological dispatching system, including environmental monitoring system, network communication system and analysis and decision system；
The environmental monitoring system for it is automatic, continuously acquire flow and water level information in basin, environmental monitoring system
Including power station letdown flow monitoring station, spawning ground and fish-egg drift section water level monitoring station and data receiving station；Wherein, lower aerial drainage
Amount monitoring station is placed in mining under reservoir, is used for real-time monitoring reservoir letdown flow situation；Spawning ground and fish-egg drift section water level prison
Survey station is placed in basin the spawning ground and fish-egg drift section for producing Drifting egg fish, floats for real-time monitoring spawning ground and fish-egg
Flow the flow and water level conditions of section；Data receiving station is for receiving power station letdown flow monitoring station and spawning ground water level monitoring station
The data on flows passed back, waterlevel data, and data are uploaded to analysis and decision system by network communication system, while being also responsible for
The monitoring order that analysis and decision system is assigned is received, and step hydropower station letdown flow monitoring station and spawning ground and fish-egg is commanded to drift about
Section water level monitoring station is monitored；
The network communication system is responsible for the transmission of data, and provides physics guarantee for system operation；Network communication system
Including communication system and network system；Wherein, communication system is responsible for the collected flow of environmental monitoring system, water level and position
Data are sent to data receiving station, then the data of data receiving station are transmitted to analysis and decision system, while being responsible for determining analysis
The monitoring order of plan system is sent to data receiving station, then monitoring order is sent to each flow and water level prison by data receiving station
Survey station；The exchange that network system is responsible for data is shared and the strange land of multi-user consultation；
The analysis and decision system is used to provide the step hydropower station ecological dispatching for meeting and producing Drifting egg fish reproduction demand
Scheme, analysis and decision system include that data storage platform, Data Analysis Platform and decision execute platform；The data storage platform
For collecting, storing and managing Various types of data, and in the database by the storage of all information, data are provided for ecology scheduling decision
Support；Data Analysis Platform is used in the SEA LEVEL VARIATION for producing Drifting egg fish reproduction phase prediction spawning ground and fish-egg drift section
Situation and true constant flow control can generate the power station of maximum comprehensive benefit, and provide step hydropower station collaboration based on the power station and adjust
The scheme of flow is spent, provides suitable flow and fluctuation of water table condition to produce the oviposition breeding of Drifting egg fish；Decision executes
Platform is responsible for user and provides and the operation interface based on GIS-Geographic Information System, realization human-computer interaction function.
Further, the data storage platform may include environment data base, service database and fish database；Its
In, environment data base is for the relevant environmental information in basin where storing step hydropower station；Service database is for storing ecological tune
The business datum generated in degree decision and execution；Fish database is for storing information relevant to Drifting egg fish are produced；
Further, the relevant environmental information in basin where the step hydropower station may include the hydrology, meteorology, the row in the basin
Related step hydropower station operation information in administrative division stroke and basin.
Further, ecological dispatching decision and in executing the business datum that generates may include scheduling rule, scheduling parameter and
Scheduling scheme.
Further, the information relevant to Drifting egg fish are produced may include that the existence of production Drifting egg fish is existing
Shape, growth and breeding characteristic, life habit, oviposition field distribution and fish-egg drift section range.
Further, the Data Analysis Platform may include adjust power station determine model, flow and forecast model of water level and
Power station flow adjusts model；The adjusting power station determines that model is used to carry out comprehensive benefit assessment to satisfactory power station, and
The maximum power station of comprehensive benefit is set to after computation and adjusts power station；The flow and forecast model of water level, pass through input data
Long-term platform, continuous flow, water level, meteorology and hydrologic monitoring data are stored, predict the water level in spawning ground under specific time, are used
In in the ecological dispatching phase, according to reservoir level real time information, hydrologic forecast and weather forecast, the flow in next day spawning ground is predicted
And water level conditions；The power station flow adjusts model, so that the water level of spawning ground and fish-egg drift section is met production for being calculated as
Demand, the letdown flow control methods carried out needed for step hydropower station are bred in the oviposition of floatability ovum fish.
Further, the adjusting power station determines that model can be used following formula and carry out comprehensive effect to satisfactory power station
Benefit assessment:
V=α1f1+α2f2
In formula: V is the comprehensive benefit in power station, f1Indicate ecological benefits when target power station carries out flow control, f2Indicate mesh
Mark economic benefit when power station carries out flow control, α1For the weighted value of ecological benefits, α2For the weighted value of economic benefit, and α1+
α2=1, the α in the ecological dispatching phase1、α2It is determined according to regulation goal；
f1The ecological benefits for indicating power station are embodied in when power station carries out flow control to the improvement journey of spawning ground water level
Degree:
In formula: Δ H is the variable quantity that power station carries out spawning ground water level when flow control, is positive value, H0It indicates without stream
The water level in spawning ground when amount regulation；
f2The economic benefit for indicating power station is embodied in when power station carries out flow control to the influence degree of generated energy:
In formula: Δ E indicates the variable quantity of generated energy when reservoir carries out flow control, is negative value, E0It indicates without flow
The generated energy of reservoir when regulation.
Further, it may include user interface and GIS-Geographic Information System, the geographical letter that the decision, which executes platform,
Breath system is used to provide the browsing function of visualization, inquiry, analysis, relevant map operation and data drawing list for user interface
Can, so that the data with space attribute is directly displayed and is inquired on map.
Further, the data with space attribute may include plant location, spawning ground position and fish-egg drift model
It encloses.
Suitable for producing the step hydropower station ecological dispatching method of Drifting egg fish, include the following steps:
Step 1: environmental monitoring and acquisition of information:
When producing the starting of Drifting egg fish reproduction phase, the downward aerial drainage of data receiving station is passed through by analysis and decision system first
It measures monitoring station and water level monitoring station sends monitoring order, monitoring station automatically and continuously monitors in basin after receiving monitoring order
Flow and waterlevel data, then flow, water level and the position data that will acquire reach analysis and decision system by data receiving station；
Meanwhile data receiving station obtains shared hydrographic information and hydrologic forecast information, from the basin from the relevant hydrometric station in the basin
Relevant weather station or meteorological department obtain shared real-time weather and weather forecast, and are transferred to analysis and decision system, analyze
Data storage platform in decision system stores the data received；
Step 2: information analysis and water level forecast:
After data storage platform obtains the relevant hydrology in the basin, meteorology, power station and location information, these information are transmitted
To Data Analysis Platform, the letter fed back by Data Analysis Platform according to the water level monitoring station of fish spawning ground and fish-egg drift section
Breath, determine current letdown flow whether meet fish-egg drift about needed for hydrodynamic condition, while by forecast model of water level according to
These information, which calculate, produces Drifting egg fish spawning ground in the forecast level for calculating day latter day；If the current lower aerial drainage in power station
Amount meets the hydrodynamic condition needed for fish-egg drifts about, and the opposite amount of increase of forecast level and same day water level is greater than a certain particular value,
Then carry out the routine dispactching of step reservoir；If the opposite amount of increase of forecast level and same day water level is less than a certain particular value, and continuous
Continue scheduled duration less than a certain particular value, then carries out step 3；
Step 3: flow control is analyzed:
The situation of change of fish spawning ground water level is calculated according to forecast model of water level, if water level is with respect to amount of increase less than a certain
Particular value, and be continuously less than a certain particular value and continue scheduled duration, then determine to need to implement ecological dispatching；Implement ecological dispatching
When, the water level monitoring station of hydrodynamic condition and fish spawning ground and fish-egg drift section needed for being drifted about first according to fish-egg is fed back
Informix determine the smallest tune flow, comprehensive imitated further according to adjusting when power station determines that model calculates and carries out flow control
The maximum power station of benefit as adjusting power station, then the flow to adjust power station adjust based on, spawning ground water level is greater than with respect to amount of increase
A certain particular value is target, is calculated with power station flow adjusting model to reach the combined dispatching that target step hydropower station needs to carry out
Scheme；
Step 4: power station ecological dispatching:
The step hydropower station in the basin adjusts the calculated combined dispatching scheme of model according to power station flow, according to set tune
Degree scheme implements ecological dispatching, so that the water level for producing Drifting egg fish spawning ground rises in scheduling latter day and the opposite of scheduling day
Width is greater than a certain particular value, and the hydrodynamic condition of fish-egg drift section meets fish-egg drift and requires, and finally totally meets production and drifts about
Property ovum fish oviposition breed demand.
Compared with the prior art, the present invention has the following advantages:
(1) present invention breeds demand for the oviposition for producing Drifting egg fish, takes using step hydropower station as scheduler object
The Operation Measures that step cooperation downstream stage adjusts flow are swum, by the cooperative scheduling of upstream and downstream step hydropower station, to produce drift
Preferable flow, water level condition, strong operability, relative to needed for only consideration fish oviposition are created in the oviposition breeding of ovum fish
Flow condition, the ecological dispatching method for not considering SEA LEVEL VARIATION trend and fish-egg drift demand, the present invention to can more targetedly
Ground promotes to produce the oviposition breeding of Drifting egg fish.
(2) the characteristics of environmental monitoring system in the present invention has fully considered basin and monitoring object, the flow inspection of use
Surveying device and water-level detecting device realizes flow and SEA LEVEL VARIATION in long-term, fixed point, continuously monitoring basin, network communication system
It ensure that the high efficiency of transmission of monitoring data, the formulation for being shared as ecological dispatching scheme of monitoring data provides strong data branch
Support, and then ensure that the reliability of ecological dispatching.
Detailed description of the invention
Fig. 1 is structure chart of the invention.
Fig. 2 is dispatching method flow chart of the invention；
Fig. 3 is the basin situation map of the embodiment of the present invention.
Specific embodiment
In order to overcome the deficiencies in the prior art, the present invention provides a kind of step suitable for producing Drifting egg fish
Power station ecological dispatching system and method is referred to based on water level, flow for producing Drifting egg fish spawning ground and fish-egg drift section etc.
Target variation adjusts the water such as water level, the flow of fish spawning ground and fish-egg drift section using upstream step cooperation downstream stage
Wenshui dynamic condition, by being used cooperatively for engineering measure and non-engineering measure, for produce Drifting egg fish reproduction provide it is suitable
Hydrologic process condition, mitigate step reservoir operation to produce Drifting egg fish reproduction process influence.
As shown in Figure 1, system of the invention includes environmental monitoring system, network communication system and analysis and decision system；
The environmental monitoring system for it is automatic, continuously acquire flow and water level information in basin, environmental monitoring system
Including power station letdown flow monitoring station, spawning ground and fish-egg drift section water level monitoring station and data receiving station；Wherein, lower aerial drainage
Amount monitoring station is placed in mining under reservoir, is used for real-time monitoring reservoir letdown flow situation；Spawning ground and fish-egg drift section water level prison
Survey station is placed in basin the spawning ground and fish-egg drift section for producing Drifting egg fish, floats for real-time monitoring spawning ground and fish-egg
Flow the flow and water level conditions of section；Data receiving station is for receiving power station letdown flow monitoring station and spawning ground water level monitoring station
The data on flows passed back, waterlevel data, and data are uploaded to analysis and decision system by network communication system, while being also responsible for
The monitoring order that analysis and decision system is assigned is received, and step hydropower station letdown flow monitoring station and spawning ground and fish-egg is commanded to drift about
Section water level monitoring station is monitored；
The network communication system is responsible for the transmission of data, and provides physics guarantee for system operation；Network communication system
Including communication system and network system；Wherein, communication system is responsible for the collected flow of environmental monitoring system, water level and position
Data are sent to data receiving station, then the data of data receiving station are transmitted to analysis and decision system, while being responsible for determining analysis
The monitoring order of plan system is sent to data receiving station, then monitoring order is sent to each flow and water level prison by data receiving station
Survey station；The exchange that network system is responsible for data is shared and the strange land of multi-user consultation；
The analysis and decision system is used to provide the step hydropower station ecological dispatching for meeting and producing Drifting egg fish reproduction demand
Scheme, analysis and decision system include that data storage platform, Data Analysis Platform and decision execute platform；The data storage platform
For collecting, storing and managing Various types of data, and in the database by the storage of all information, data are provided for ecology scheduling decision
Support；Data Analysis Platform is used in the SEA LEVEL VARIATION for producing Drifting egg fish reproduction phase prediction spawning ground and fish-egg drift section
Situation and true constant flow control can generate the power station of maximum comprehensive benefit, and provide step hydropower station collaboration based on the power station and adjust
The scheme of flow is spent, provides suitable flow and fluctuation of water table condition to produce the oviposition breeding of Drifting egg fish；Decision executes
Platform is responsible for user and provides and the operation interface based on GIS-Geographic Information System, realization human-computer interaction function.
Further, the data storage platform may include environment data base, service database and fish database；Its
In, environment data base is used to store related step hydropower station operation letter in the hydrology, meteorology, administrative division and the basin in the basin
The relevant environmental information in basin where the step hydropower stations such as breath；Service database in storing ecological dispatching decision and executing for generating
The business datums such as scheduling rule, scheduling parameter and scheduling scheme；Fish database is used to store the life for producing Drifting egg fish
Deposit cash shape, growth and breeding characteristic, life habit, oviposition field distribution and fish-egg drift section range etc. and produce Drifting egg fish phase
The information of pass；
Further, the Data Analysis Platform may include adjust power station determine model, flow and forecast model of water level and
Power station flow adjusts model；The adjusting power station determines that model is used to carry out comprehensive benefit assessment to satisfactory power station, and
The maximum power station of comprehensive benefit is set to after computation and adjusts power station；The flow and forecast model of water level, pass through input data
Long-term platform, continuous flow, water level, meteorology and hydrologic monitoring data are stored, predict the water level in spawning ground under specific time, are used
In in the ecological dispatching phase, according to reservoir level real time information, hydrologic forecast and weather forecast, the flow in next day spawning ground is predicted
And water level conditions；The power station flow adjusts model, so that the water level of spawning ground and fish-egg drift section is met production for being calculated as
Demand, the letdown flow control methods carried out needed for step hydropower station are bred in the oviposition of floatability ovum fish.
In the present invention, the adjusting power station determines that model can be used following formula and carry out comprehensive effect to satisfactory power station
Benefit assessment:
V=α1f1+α2f2
In formula: V is the comprehensive benefit in power station, f1Indicate ecological benefits when target power station carries out flow control, f2Indicate mesh
Mark economic benefit when power station carries out flow control, α1For the weighted value of ecological benefits, α2For the weighted value of economic benefit, and α1+
α2=1, the α in the ecological dispatching phase1、α2It is determined according to regulation goal；
f1The ecological benefits for indicating power station are embodied in when power station carries out flow control to the improvement journey of spawning ground water level
Degree:
In formula: Δ H is the variable quantity that power station carries out spawning ground water level when flow control, is positive value, H0It indicates without stream
The water level in spawning ground when amount regulation；
f2The economic benefit for indicating power station is embodied in when power station carries out flow control to the influence degree of generated energy:
In formula: Δ E indicates the variable quantity of generated energy when reservoir carries out flow control, is negative value, E0It indicates without flow
The generated energy of reservoir when regulation.
Further, it may include user interface and GIS-Geographic Information System, the geographical letter that the decision, which executes platform,
Breath system is used to provide the browsing function of visualization, inquiry, analysis, relevant map operation and data drawing list for user interface
Can, make plant location, spawning ground position and fish-egg drift range etc. have space attribute data directly displayed on map with
Inquiry.
Based on above system, as shown in Fig. 2, the method for the present invention includes following steps:
Step 1: environmental monitoring and acquisition of information:
When producing the starting of Drifting egg fish reproduction phase, the downward aerial drainage of data receiving station is passed through by analysis and decision system first
It measures monitoring station and water level monitoring station sends monitoring order, monitoring station automatically and continuously monitors in basin after receiving monitoring order
Flow and waterlevel data, then flow, water level and the position data that will acquire reach analysis and decision system by data receiving station；
Meanwhile data receiving station obtains shared hydrographic information and hydrologic forecast information, from the basin from the relevant hydrometric station in the basin
Relevant weather station or meteorological department obtain shared real-time weather and weather forecast, and are transferred to analysis and decision system, analyze
Data storage platform in decision system stores the data received；
Step 2: information analysis and water level forecast:
After data storage platform obtains the relevant hydrology in the basin, meteorology, power station and location information, these information are transmitted
To Data Analysis Platform, the letter fed back by Data Analysis Platform according to the water level monitoring station of fish spawning ground and fish-egg drift section
Breath, determine current letdown flow whether meet fish-egg drift about needed for hydrodynamic condition, while by forecast model of water level according to
These information, which calculate, produces Drifting egg fish spawning ground in the forecast level for calculating day latter day；If the current lower aerial drainage in power station
Amount meets the hydrodynamic condition needed for fish-egg drifts about, and the opposite amount of increase of forecast level and same day water level is greater than a certain particular value,
Then carry out the routine dispactching of step reservoir；If the opposite amount of increase of forecast level and same day water level is less than a certain particular value, and continuous
Continue scheduled duration (such as three days) less than a certain particular value, then carries out step 3；
Step 3: flow control is analyzed:
The situation of change of fish spawning ground water level is calculated according to forecast model of water level, if water level is with respect to amount of increase less than a certain
Particular value, and be continuously less than a certain particular value and continue scheduled duration (such as three days), then determine to need to implement ecological dispatching；Implement
When ecological dispatching, the water level of hydrodynamic condition and fish spawning ground and fish-egg drift section needed for being drifted about first according to fish-egg is supervised
The informix of survey station feedback determines the smallest tune flow, determines that model calculates carry out flow control further according to power station is adjusted
When the maximum power station of comprehensive benefit as adjusting power station, then the flow to adjust power station adjust based on, spawning ground water level it is opposite
Amount of increase be greater than a certain particular value be target, with power station flow adjust model calculate reach target step hydropower station need carry out
Combined dispatching scheme；
Step 4: power station ecological dispatching:
The step hydropower station in the basin adjusts the calculated combined dispatching scheme of model according to power station flow, according to set tune
Degree scheme implements ecological dispatching, so that the water level for producing Drifting egg fish spawning ground rises in scheduling latter day and the opposite of scheduling day
Width is greater than a certain particular value, and the hydrodynamic condition of fish-egg drift section meets fish-egg drift and requires, and finally totally meets production and drifts about
Property ovum fish oviposition breed demand.
Embodiment
Technical solution of the present invention is explained in detail below with reference to specific embodiment, in conjunction with shown in Fig. 1 to 3, this hair
It is bright that a kind of ecological dispatching method for producing Drifting egg fish is provided.
In the present embodiment, four step reservoirs for choosing Upper Yangtze River tributary section are scheduler object, section overall length
About 118km, total drop are about 35m, are rational exploitation and utilization water resource, are from upstream to downstream in the section and build respectively
B1, B2, B3, B4 totally four power stations (as shown in Figure 3), form step hydropower station while running pattern.Step hydropower station is built
And operation, the oviposition breeding for producing Drifting egg fish to the section impact, with provided by the invention a kind of suitable for producing
The step hydropower station ecological dispatching method of Drifting egg fish, carries out the ecological dispatching of aforementioned four step hydropower station.
As shown in figure 3, laying power station letdown flow monitoring station, the water level in spawning ground and flow monitoring station in above-mentioned section
And data receiving station, composing environment monitor system.
Power station letdown flow monitoring station is laid respectively in the downstream dam B1, B2, B3, B4, near each power station or so two sides
Lay the data that data receiving station is provided to collect and handle letdown flow monitoring system.Production floatability ovum fish in the section
Water level and flow monitoring station (spawning ground is between B2 and B3 in this example) are laid in the spawning ground of class, and in spawning ground water level
Data receiving station is nearby laid in monitoring station, for collecting the number of spawning ground and fish-egg drift section water level and the offer of flow monitoring station
According to.
Analysis and decision system is laid in section control centre, is responsible for storing the relevant basic environment information in the basin, scheduling
Business information, fish information etc., and according to these information, it calculates and adjusts power station, water level forecast and dispatching method.
The distributing network communication system between above system and website.Communication system is mainly by wireless transmission and wire transmission
Composition is responsible for for the collected flow of environmental monitoring system, water level and position data being sent to data receiving station, again connects data
Receive station data be transmitted to analysis and decision system, also be responsible for by the monitoring order of analysis and decision system be sent to data receiving station,
Monitoring order is sent to each flow and water level monitoring station by data receiving station again.Network system is each power station, in the scheduling of section
Dedicated network between the heart and each management organization, the exchange for being responsible for data is shared and the strange land of multi-user consultation.All data are outstanding
It is the data for accessing network system, passes through encryption in transmission process.
As shown in Fig. 2, being dispatching method flow chart of the invention, specific scheduling process includes:
(1) environmental monitoring and acquisition of information: when producing the starting of Drifting egg fish reproduction phase, first by analysis decision system
System sends monitoring order to each flow and water level monitoring station by data receiving station, monitoring station receive after monitoring order it is automatic,
The flow and waterlevel data in basin are continuously monitored, then the data such as flow, water level and position that will acquire are by data receiver
Station reaches analysis and decision system.Meanwhile data receiving station need to also obtain the shared hydrology from the relevant Hydrologic monitoring station in the basin
Information and hydrologic forecast information obtain shared real-time weather and weather forecast from the relevant meteorological department in the basin, and transmit
To analysis and decision system.Data storage platform in analysis and decision system stores the data received.
(2) information analysis and water level forecast: data storage platform obtains the relevant hydrology in the basin, meteorology, power station, position
After the relevant informations such as setting, transmit the information to Data Analysis Platform, by Data Analysis Platform forecast model of water level according to
These information, which calculate, produces Drifting egg fish spawning ground in the forecast level for calculating day latter day.If forecast level and same day water
The opposite amount of increase of position is greater than a certain particular value, then carries out the routine dispactching of step hydropower station.If the phase of forecast level and same day water level
A certain particular value is less than to amount of increase, and is continuously less than a certain particular value and continues three, then is carried out in next step.
(3) flow control is analyzed: the situation of change of fish spawning ground water level is calculated according to forecast model of water level, if water
The opposite amount of increase in position is less than a certain particular value, and is continuously less than a certain particular value and continues three, then determines model according to adjusting power station
It calculates comprehensive benefit maximum power station when carrying out flow control and is used as adjusting power station, then be adjusted to base to adjust the flow in power station
It is target that plinth, spawning ground water level, which are greater than a certain particular value with respect to amount of increase, adjusts model with power station flow and calculates to reach target,
Step hydropower station needs the integrated dispatch scheme carried out.
Wherein, it according to forecast model of water level, spawning ground water level conditions and traffic conditions, is used for using following formula to meeting
It is required that power station carry out comprehensive benefit assessment, and after computation by the maximum power station of comprehensive benefit be set to adjust power station:
V=α1f1+α2f2
In formula: V is the comprehensive benefit in power station, f1Indicate ecological benefits when target power station carries out flow control, f2Indicate mesh
Mark economic benefit when power station carries out flow control, α1For the weighted value of ecological benefits, α2For the weighted value of economic benefit, and α1+
α2=1, the α in the ecological dispatching phase1、α2It is determined according to regulation goal；
f1The ecological benefits for indicating power station are embodied in when power station carries out flow control to the improvement journey of spawning ground water level
Degree:
In formula: Δ H is the variable quantity that power station carries out spawning ground water level when flow control, is positive value, H0It indicates without stream
The water level in spawning ground when amount regulation；
F2 indicates the economic benefit in power station, is embodied in when power station carries out flow control to the influence degree of generated energy:
In formula: Δ E indicates the variable quantity of generated energy when power station carries out flow control, is negative value, E0It indicates without flow
The generated energy in power station when regulation.
It is computed, the power station B2 is determined as to regulate and control power station；
(4) power station ecological dispatching: the step hydropower station in the basin adjusts the calculated integrated dispatch of model according to power station flow
Scheme carries out ecological dispatching, so that the water level for producing Drifting egg fish spawning ground rises in scheduling latter day and the opposite of scheduling day
Width is greater than a certain particular value, meets the breeding demand for producing Drifting egg fish.
Ecological dispatching is implemented to step hydropower station by above-mentioned steps, significantly improves step hydropower station downstream and produces Drifting egg fish
The hydrology and hydrodynamic condition in class spawning ground promote the breeding for producing Drifting egg fish, have been obviously improved the life of step hydropower station
State benefit.
Claims (10)
1. being suitable for producing the step hydropower station ecological dispatching systems of Drifting egg fish, which is characterized in that including environmental monitoring system,
Network communication system and analysis and decision system；
The environmental monitoring system for it is automatic, continuously acquire flow and water level information in basin, environmental monitoring system includes
Power station letdown flow monitoring station, spawning ground and fish-egg drift section water level monitoring station and data receiving station；Wherein, letdown flow is supervised
Survey station is placed in mining under reservoir, is used for real-time monitoring reservoir letdown flow situation；Spawning ground and fish-egg drift section water level monitoring station
It is placed in basin and produces the spawning ground and fish-egg drift section of Drifting egg fish, be used for real-time monitoring spawning ground and fish-egg drift river
The flow and water level conditions of section；Data receiving station is used to receive power station letdown flow monitoring station and spawning ground water level monitoring station is passed back
Data on flows, waterlevel data, and data are uploaded to analysis and decision system by network communication system, while being also responsible for reception
The monitoring order that analysis and decision system is assigned, and command step hydropower station letdown flow monitoring station and spawning ground and fish-egg drift section
Water level monitoring station is monitored；
The network communication system is responsible for the transmission of data, and provides physics guarantee for system operation；Network communication system includes
Communication system and network system；Wherein, communication system is responsible for the collected flow of environmental monitoring system, water level and position data
It is sent to data receiving station, then the data of data receiving station are transmitted to analysis and decision system, while being responsible for analysis decision system
The monitoring order of system is sent to data receiving station, then monitoring order is sent to each flow and water level monitoring by data receiving station
It stands；The exchange that network system is responsible for data is shared and the strange land of multi-user consultation；
The analysis and decision system is used to provide the step hydropower station ecological dispatching scheme for meeting and producing Drifting egg fish reproduction demand,
Analysis and decision system includes that data storage platform, Data Analysis Platform and decision execute platform；The data storage platform is used for
Various types of data is collected, stored and managed, and in the database by the storage of all information, provides data branch for ecology scheduling decision
Support；Data Analysis Platform is used in the SEA LEVEL VARIATION feelings for producing Drifting egg fish reproduction phase prediction spawning ground and fish-egg drift section
Condition and true constant flow control can generate the power station of maximum comprehensive benefit, and step hydropower station cooperative scheduling is provided based on the power station
The scheme of flow provides suitable flow and fluctuation of water table condition to produce the oviposition breeding of Drifting egg fish；Decision executes flat
Platform is responsible for user and provides and the operation interface based on GIS-Geographic Information System, realization human-computer interaction function.
2. the step hydropower station ecological dispatching system as described in claim 1 for being suitable for producing Drifting egg fish, which is characterized in that
The data storage platform includes environment data base, service database and fish database；Wherein, environment data base is for storing
The relevant environmental information in basin where step hydropower station；The industry that service database is used to store ecological dispatching decision and generates in executing
Business data；Fish database is for storing information relevant to Drifting egg fish are produced.
3. the step hydropower station ecological dispatching system as claimed in claim 2 for being suitable for producing Drifting egg fish, which is characterized in that
The relevant environmental information in basin where the step hydropower station includes phase in the hydrology, meteorology, administrative division and the basin in the basin
Close step hydropower station operation information.
4. the step hydropower station ecological dispatching system as claimed in claim 2 for being suitable for producing Drifting egg fish, which is characterized in that
The business datum generated in ecological dispatching decision and execution includes scheduling rule, scheduling parameter and scheduling scheme.
5. the step hydropower station ecological dispatching system as claimed in claim 2 for being suitable for producing Drifting egg fish, which is characterized in that
The information relevant to Drifting egg fish are produced includes the survival status for producing Drifting egg fish, growth and breeding characteristic, life
Habit, oviposition field distribution and fish-egg drift section range.
6. the step hydropower station ecological dispatching system as described in claim 1 for being suitable for producing Drifting egg fish, which is characterized in that
The Data Analysis Platform includes adjusting power station to determine that model, flow and forecast model of water level and power station flow adjust model；Institute
State adjust power station determine model for satisfactory power station carry out comprehensive benefit assessment, and after computation by comprehensive benefit most
Big power station, which is set to, adjusts power station；The flow and forecast model of water level store platform by input data and for a long time, continuously flow
Amount, water level, meteorology and hydrologic monitoring data predict the water level in spawning ground under specific time, are used in the ecological dispatching phase, according to water
The flow and water level conditions in next day spawning ground are predicted in reservoir level real time information, hydrologic forecast and weather forecast；The power station stream
Amount adjusts model, the oviposition breeding for being calculated as that the water level of spawning ground and fish-egg drift section is made to meet production floatability ovum fish
Demand, the required letdown flow control methods carried out in step hydropower station.
7. the step hydropower station ecological dispatching system as claimed in claim 6 for being suitable for producing Drifting egg fish, which is characterized in that
The adjusting power station determines that model carries out comprehensive benefit assessment to satisfactory power station using following formula:
V=α1f1+α2f2
In formula: V is the comprehensive benefit in power station, f1Indicate ecological benefits when target power station carries out flow control, f2Indicate target electricity
The economic benefit stood when carrying out flow control, α1For the weighted value of ecological benefits, α2For the weighted value of economic benefit, and α1+α2=
1, the α in the ecological dispatching phase1、α2It is determined according to regulation goal.
8. the step hydropower station ecological dispatching system as described in claim 1 for being suitable for producing Drifting egg fish, which is characterized in that
It includes user interface and GIS-Geographic Information System that the decision, which executes platform, and the GIS-Geographic Information System is used for as user's interaction
Interface provides visualization, inquiry, analyzes, the browsing function of relevant map operation and data drawing list, makes have space attribute
Data are directly displayed and are inquired on map.
9. the step hydropower station ecological dispatching system as claimed in claim 8 for being suitable for producing Drifting egg fish, which is characterized in that
The data with space attribute include plant location, spawning ground position and fish-egg drift range.
10. being suitable for producing the step hydropower station ecological dispatching method of Drifting egg fish, which comprises the steps of:
Step 1: environmental monitoring and acquisition of information:
When producing the starting of Drifting egg fish reproduction phase, supervised first from analysis and decision system by data receiving station to letdown flow
Survey station and water level monitoring station send monitoring order, and monitoring station receives the stream automatically and continuously monitored in basin after monitoring is ordered
Amount and waterlevel data, then flow, water level and the position data that will acquire reach analysis and decision system by data receiving station；Together
When, data receiving station obtains shared hydrographic information and hydrologic forecast information, from the basin phase from the relevant hydrometric station in the basin
The weather station of pass or meteorological department obtain shared real-time weather and weather forecast, and are transferred to analysis and decision system, and analysis is determined
Data storage platform in plan system stores the data received；
Step 2: information analysis and water level forecast:
After data storage platform obtains the relevant hydrology in the basin, meteorology, power station and location information, number is transmitted the information to
According to analysis platform, the information fed back by Data Analysis Platform according to the water level monitoring station of fish spawning ground and fish-egg drift section,
Determine whether current letdown flow meets the hydrodynamic condition needed for fish-egg drifts about, while by forecast model of water level according to these
Information, which calculates, produces Drifting egg fish spawning ground in the forecast level for calculating day latter day；If the current letdown flow in power station is full
Sufficient fish-egg drift about needed for hydrodynamic condition, and the opposite amount of increase of forecast level and same day water level is greater than a certain particular value, then into
The routine dispactching of row step reservoir；If the opposite amount of increase of forecast level and same day water level is less than a certain particular value, and is continuously less than
A certain particular value continues scheduled duration, then carries out step 3；
Step 3: flow control is analyzed:
The situation of change of fish spawning ground water level is calculated according to forecast model of water level, if water level is with respect to amount of increase less than a certain specific
Value, and be continuously less than a certain particular value and continue scheduled duration, then determine to need to implement ecological dispatching；It is first when implementing ecological dispatching
The letter of the water level monitoring station feedback of hydrodynamic condition and fish spawning ground and fish-egg drift section needed for first being drifted about according to fish-egg
Breath is comprehensive to determine the smallest tunes flow, further according to adjusting when power station determines that model calculates progress flow control comprehensive benefit most
Big power station as adjusting power station, then the flow to adjust power station adjust based on, spawning ground water level be greater than with respect to amount of increase it is a certain
Particular value is target, is calculated with power station flow adjusting model to reach the combined dispatching side that target step hydropower station needs to carry out
Case；
Step 4: power station ecological dispatching:
The step hydropower station in the basin adjusts the calculated combined dispatching scheme of model according to power station flow, according to set dispatching party
Case implements ecological dispatching, so that the water level for producing Drifting egg fish spawning ground is big in the opposite amount of increase for dispatching latter day and scheduling day
In a certain particular value, the hydrodynamic condition of fish-egg drift section meets fish-egg drift and requires, final overall satisfaction production Drifting egg
Demand is bred in the oviposition of fish.
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