CN106874657B - A kind of reservoir level control method under flood season frequent flood - Google Patents
A kind of reservoir level control method under flood season frequent flood Download PDFInfo
- Publication number
- CN106874657B CN106874657B CN201710033406.3A CN201710033406A CN106874657B CN 106874657 B CN106874657 B CN 106874657B CN 201710033406 A CN201710033406 A CN 201710033406A CN 106874657 B CN106874657 B CN 106874657B
- Authority
- CN
- China
- Prior art keywords
- reservoir
- flood
- water
- storage capacity
- level
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 238000010248 power generation Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 abstract 2
- 238000001514 detection method Methods 0.000 abstract 1
- 238000012821 model calculation Methods 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/06—Energy or water supply
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16Z—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS, NOT OTHERWISE PROVIDED FOR
- G16Z99/00—Subject matter not provided for in other main groups of this subclass
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/40—Controlling or monitoring, e.g. of flood or hurricane; Forecasting, e.g. risk assessment or mapping
Landscapes
- Business, Economics & Management (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Economics (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- General Health & Medical Sciences (AREA)
- Human Resources & Organizations (AREA)
- Marketing (AREA)
- Primary Health Care (AREA)
- Strategic Management (AREA)
- Tourism & Hospitality (AREA)
- Physics & Mathematics (AREA)
- General Business, Economics & Management (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Sewage (AREA)
Abstract
The invention discloses the reservoir level control method under a kind of flood season frequent flood, step 1：Flood season first order step reservoir interval inflow amount is determined according to hydrometeorological information；Step 2：Determine the step reservoir storage capacity upper limits at different levels；Step 3：Calculate step reservoir latter stage capacity at different levels；Step 4：Calculate step reservoir gross generation.In step reservoir, there is the reservoir of certain regulating power, there is different adjusting storage capacity under different times difference water level, the ability for flood of regulating and storing is also different.Using in step with certain regulation performance reservoir typical flood as input, with reference to different times in graph of reservoir operation different water levels as starting-point detection, target is optimized for step and establishes model calculation is adjusted, calculate step generated energy, and the not super flood control of reservoir end of term water level or normal high water level (N.H.W.L.) with certain regulation performance, it provides more choices for the management and running of step reservoir, tactful support is provided for Optimized Operation.
Description
Technical field
The present invention relates to the reservoir level control methods under a kind of flood season frequent flood, belong to reservoir operation technical field.
Background technology
Water power has significant impact as a kind of clean regenerative resource to Chinese electric power energy general layout.Step water
There are certain hydraulic connection and storage capacity compensating action between storehouse, during flood season traffic control, improve merely or reduce certain
The operating water level of one reservoir may not necessarily improve the flood water resources utilization rate of step reservoir；In order to give full play to northern disk Jiang Guangzhao, three
Trouble river introduction crosses and the adjustment effect of the trapezoidal reservoir of Furong River clean brook three-level, is carried out by waterpower, water contact between step
Mutually transfer, particularly flood season rationally utilize flood resource, the balance of benefit and safety are got hold of emphatically, therefore, for flood season
Step reservoir water level control under frequent flood, it is necessary to a kind of method for controlling water level that can be abstracted and generally change is proposed, to resist
It frequent flood and does not reduce and increases the emerging sharp benefit of reservoir synthesis premised on norm for civil defense, to have the step water of close hydraulic connection
Storehouse group's coordination optimization scheduling provides more comprehensive support.
The content of the invention
Purpose：In order to overcome the deficiencies in the prior art, the present invention provides the reservoir under a kind of flood season frequent flood
Method for controlling water level.
Technical solution：In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of reservoir level control method under flood season frequent flood, includes the following steps：
Step 1：Flood season first order step reservoir interval inflow amount is determined according to hydrometeorological information；
Step 2：Determine the step reservoir storage capacity upper limits at different levels；
Step 3：Calculate step reservoir latter stage capacity at different levels；
Step 4：Calculate step reservoir gross generation.
Preferably, the step reservoir quantity i is arranged to 3.
Preferably, the first order step reservoir interval inflow amount calculation formula is as follows, and wherein N is to run into flood
Total year, for α to run into extraodinary flood year, n is to run into general flood year, QmaxFor the annual crest discharge of extraodinary flood, Qcom
For the annual crest discharge of general flood,
Preferably, the step reservoir storage capacity upper limit at different levels isI=1,2,3.
Preferably, it is as follows to calculate three-level step reservoir latter stage water level step, Vc(i) it is the initial storage in the i-th storehouse,
Vm(i) it is the latter stage storage capacity in the i-th storehouse, q (i) is the interval inflow in the i-th storehouse, and d (i) is the flow discharges in the i-th storehouse,For the i-th storehouse
The storage capacity upper limit, i=1,2,3, if facing the initial storage vector of flood period step reservoir for C=(Vc(1),Vc(2),Vc
(3)), interval inflow vector is that Q=(q (1), q (2), q (3)) is input variable；It asks and faces flood period latter stage storage capacity for VM=
(VM(1),VM(2),VM(3)) it is output variable；
(1), it is q (1) for first order reservoir interval inflow, existing initial water is V in storehousec(1), Gu Yijishui
The water volume that can be utilized in storehouse is q (1)+Vc(1), all water volumes that can be utilized are stored in storehouse as far as possible, then can determine latter stage as follows
Storage capacity VM(1):
a:If reservoir can accommodate water, i.e.,Then interval inflow is all stored in reservoir, so
Latter stage storage capacity is VM(1)=q (1)+Vc(1), d (1)=0；
b:If reservoir cannot accommodate water completely, i.e.,Reservoir is then allowed to store full, and pass through generate electricity it is defeated
Go out extra water, so latter stage storage capacity is equal to the storage capacity upper bound, i.e.,
In conclusion the latter stage storage capacity of first order reservoir is
(2), the input water of second level reservoir is made of the flow discharges d (1) and interval inflow q (2) of first order reservoir,
And initial storage is Vc(2)；
a:It, will be in water all deposit reservoir if second level reservoir can accommodate water；VM(2)=d (1)+q (2)+Vc
(2), d (2)=0；
b:Otherwise second level reservoir is allowed to store full, and passes through power generation and export extra water；
In conclusion the latter stage storage capacity of second level reservoir is And it puts
Water is
(3), the input water of third level reservoir is made of the flow discharges d (2) and interval inflow q (3) of second level reservoir,
And initial storage is Vc(3)；
a:It, will be in water all deposit reservoir if third level reservoir can accommodate water；VM(3)=d (2)+q (3)+Vc
(3), d (3)=0；
b:Otherwise third level reservoir is allowed to store full, and passes through power generation and export extra water
In conclusion the latter stage storage capacity of third level reservoir is It discharges water
For
Preferably, the step reservoir gross generation W formula are as follows, η be hydrogenerator efficiency factor, H
For head, d (i) is the flow discharges in the i-th storehouse,
Advantageous effect：Reservoir level control method under a kind of flood season frequent flood provided by the invention, by analyzing north
Pan Jiang, three Cha He and Furong River River Basin Hydrology Meteorological Characteristics, step reservoir Regulation capacity, flood composition and experience rule, flood
Forecast is horizontal, reservoir digestion capability, and using existing reservoir operation experience as guidance, flood routing is carried out using frequent flood.Research
Illumination, the frequent flood magnitude that introduction crosses and clean brook reservoir can be resisted under flood season difference water level control, screening propose water level control
Scope carries out Security Checking, the reasonability of demonstration control water level using the flood data actually occurred since putting into operation.
Specific embodiment
The first order step reservoir interval inflow amount calculation formula is as follows, and for wherein N to run into the total year of flood, α is chance
To extraodinary flood year, n is to run into general flood year, QmaxFor the annual crest discharge of extraodinary flood, QcomIt is every for general flood
Year crest discharge,
The step reservoir storage capacity upper limit at different levels isI=1,2,3.
It is as follows to calculate three-level step reservoir latter stage water level step, Vc(i) it is the initial storage in the i-th storehouse, Vm(i) it is the i-th storehouse
Latter stage storage capacity, q (i) are the interval inflow in the i-th storehouse, and d (i) is the flow discharges in the i-th storehouse,For the storage capacity upper limit in the i-th storehouse, i
=1,2,3, if the initial storage vector for facing flood period step reservoir is C=(Vc(1),Vc(2),Vc(3)), interval inflow
Vector is that Q=(q (1), q (2), q (3)) is input variable；It asks and faces flood period latter stage storage capacity for VM=(VM(1),VM(2),
VM(3)) it is output variable；
(1), it is q (1) for first order reservoir interval inflow, existing initial water is V in storehousec(1), Gu Yijishui
The water volume that can be utilized in storehouse is q (1)+Vc(1), all water volumes that can be utilized are stored in storehouse as far as possible, then can determine latter stage as follows
Storage capacity VM(1):
a:If reservoir can accommodate water, i.e.,Then interval inflow is all stored in reservoir, so
Latter stage storage capacity is VM(1)=q (1)+Vc(1), d (1)=0；
b:If reservoir cannot accommodate water completely, i.e.,Reservoir is then allowed to store full, and pass through generate electricity it is defeated
Go out extra water, so latter stage storage capacity is equal to the storage capacity upper bound, i.e.,
In conclusion the latter stage storage capacity of first order reservoir is
(2), the input water of second level reservoir is made of the flow discharges d (1) and interval inflow q (2) of first order reservoir,
And initial storage is Vc(2)；
a:It, will be in water all deposit reservoir if second level reservoir can accommodate water；VM(2)=d (1)+q (2)+Vc
(2), d (2)=0；
b:Otherwise second level reservoir is allowed to store full, and passes through power generation and export extra water；
In conclusion the latter stage storage capacity of second level reservoir is And it discharges water
For
(3), the input water of third level reservoir is made of the flow discharges d (2) and interval inflow q (3) of second level reservoir,
And initial storage is Vc(3)；
a:It, will be in water all deposit reservoir if third level reservoir can accommodate water；VM(3)=d (2)+q (3)+Vc
(3), d (3)=0；
b:Otherwise third level reservoir is allowed to store full, and passes through power generation and export extra water
In conclusion the latter stage storage capacity of third level reservoir is It discharges water
For
The step reservoir gross generation W formula are as follows, and η is the efficiency factor of hydrogenerator, and H is head, and d (i) is
The flow discharges in the i-th storehouse,
The above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (4)
1. a kind of reservoir level control method under flood season frequent flood, it is characterised in that：Include the following steps：
Step 1：Flood season first order step reservoir interval inflow amount is determined according to hydrometeorological information；
Step 2：Determine the step reservoir storage capacity upper limits at different levels；
Step 3：Calculate step reservoir latter stage capacity at different levels；
Step 4：Calculate step reservoir gross generation；
The step reservoir quantity i is arranged to 3；
The first order step reservoir interval inflow amount calculation formula is as follows, and for wherein N to run into the total year of flood, α is to run into spy
Great flood year, n are to run into general flood year, QmaxFor the annual crest discharge of extraodinary flood, QcomIt is big vast every year for general flood
Peak flow,
2. the reservoir level control method under a kind of flood season frequent flood according to claim 1, it is characterised in that：It is described
The step reservoir storage capacity upper limits at different levels are
3. the reservoir level control method under a kind of flood season frequent flood according to claim 2, it is characterised in that：It calculates
Three-level step reservoir latter stage water level step is as follows, Vc(i) it is the initial storage in the i-th storehouse, Vm(i) it is the latter stage storage capacity in the i-th storehouse, q
(i) it is the interval inflow in the i-th storehouse, d (i) is the flow discharges in the i-th storehouse,For the storage capacity upper limit in the i-th storehouse, i=1,2,3, if face
The initial storage vector for facing flood period step reservoir is C=(Vc(1),Vc(2),Vc(3)), interval inflow vector is Q=(q
(1), q (2), q (3)) it is input variable；It asks and faces flood period latter stage storage capacity for VM=(VM(1),VM(2),VM(3)) it is output
Variable；
It is q (1) for first order reservoir interval inflow, existing initial water is V in storehousec(1), thus first order reservoir it is available
Water is q (1)+Vc(1), all water volumes that can be utilized are stored in storehouse as far as possible, then can determine latter stage storage capacity V as followsM(1):
a:If reservoir can accommodate water, i.e.,Then interval inflow is all stored in reservoir, so latter stage
Storage capacity is VM(1)=q (1)+Vc(1), d (1)=0；
b:If reservoir cannot accommodate water completely, i.e.,Reservoir is then allowed to store full, and it is more to pass through power generation output
Remaining water, so latter stage storage capacity is equal to the storage capacity upper bound, i.e.,
In conclusion the latter stage storage capacity of first order reservoir is
The input water of second level reservoir is made of the flow discharges d (1) and interval inflow q (2) of first order reservoir, and initial storehouse
Hold for Vc(2)；
a:It, will be in water all deposit reservoir if second level reservoir can accommodate water；VM(2)=d (1)+q (2)+Vc(2), d
(2)=0；
b:Otherwise second level reservoir is allowed to store full, and passes through power generation and export extra water；
In conclusion the latter stage storage capacity of second level reservoir is And discharge water for
The input water of third level reservoir is made of the flow discharges d (2) and interval inflow q (3) of second level reservoir, and initial storehouse
Hold for Vc(3)；
a:It, will be in water all deposit reservoir if third level reservoir can accommodate water；VM(3)=d (2)+q (3)+Vc(3), d
(3)=0；
b:Otherwise third level reservoir is allowed to store full, and passes through power generation and export extra water ,
In conclusion the latter stage storage capacity of third level reservoir is Discharge water for
4. the reservoir level control method under a kind of flood season frequent flood according to claim 3, it is characterised in that：It is described
Step reservoir gross generation W formula are as follows, and η is the efficiency factor of hydrogenerator, and H is head, and d (i) is the stream that discharges water in the i-th storehouse
Amount,
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710033406.3A CN106874657B (en) | 2017-01-18 | 2017-01-18 | A kind of reservoir level control method under flood season frequent flood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710033406.3A CN106874657B (en) | 2017-01-18 | 2017-01-18 | A kind of reservoir level control method under flood season frequent flood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106874657A CN106874657A (en) | 2017-06-20 |
| CN106874657B true CN106874657B (en) | 2018-05-22 |
Family
ID=59158720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710033406.3A Active CN106874657B (en) | 2017-01-18 | 2017-01-18 | A kind of reservoir level control method under flood season frequent flood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106874657B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110852525B (en) * | 2019-11-19 | 2023-04-18 | 长安大学 | Reservoir flood control limit water level dynamic adjustment method based on forecast error override defense |
| CN113177189B (en) * | 2021-05-20 | 2022-02-01 | 中国水利水电科学研究院 | Calculation method for grading and staging drought limit storage capacity of cascade reservoir |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102296562A (en) * | 2010-06-25 | 2011-12-28 | 华东电网有限公司 | Step reservoir joint flood scheduling optimization method coupling flood protection with power generation |
| CN102776869A (en) * | 2012-07-12 | 2012-11-14 | 贵州乌江水电开发有限责任公司 | No-forecast flood regulation method for cascade hydropower station group |
| CN104635769A (en) * | 2014-12-23 | 2015-05-20 | 南京南瑞集团公司 | Method for controlling optimal hydropower station flood period water level range of cascaded hydropower stations |
| CN104674748A (en) * | 2014-12-23 | 2015-06-03 | 南京南瑞集团公司 | Quantitative method for water abandon probability of cascade hydroelectric station groups |
| CN105676890A (en) * | 2016-01-22 | 2016-06-15 | 长江水利委员会长江科学院 | Dynamic operation water level control method for 3D or higher cascaded reservoirs in flood season |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104298841B (en) * | 2013-07-16 | 2018-04-13 | 浙江贵仁信息科技股份有限公司 | A kind of Flood Forecasting Method and system based on historical data |
-
2017
- 2017-01-18 CN CN201710033406.3A patent/CN106874657B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102296562A (en) * | 2010-06-25 | 2011-12-28 | 华东电网有限公司 | Step reservoir joint flood scheduling optimization method coupling flood protection with power generation |
| CN102776869A (en) * | 2012-07-12 | 2012-11-14 | 贵州乌江水电开发有限责任公司 | No-forecast flood regulation method for cascade hydropower station group |
| CN104635769A (en) * | 2014-12-23 | 2015-05-20 | 南京南瑞集团公司 | Method for controlling optimal hydropower station flood period water level range of cascaded hydropower stations |
| CN104674748A (en) * | 2014-12-23 | 2015-06-03 | 南京南瑞集团公司 | Quantitative method for water abandon probability of cascade hydroelectric station groups |
| CN105676890A (en) * | 2016-01-22 | 2016-06-15 | 长江水利委员会长江科学院 | Dynamic operation water level control method for 3D or higher cascaded reservoirs in flood season |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106874657A (en) | 2017-06-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106485346A (en) | A kind of series-parallel connection reservoir impoundment ahead Multiobjective Optimal Operation method | |
| CN101892647B (en) | Management method of river ecological flows based on reservoir operation | |
| CN102043905A (en) | Intelligent optimization peak load shifting scheduling method based on self-adaptive algorithm for small hydropower system | |
| CN106874657B (en) | A kind of reservoir level control method under flood season frequent flood | |
| CN105676890A (en) | Dynamic operation water level control method for 3D or higher cascaded reservoirs in flood season | |
| Ribeiro et al. | On the optimal control of a cascade of hydro-electric power stations | |
| Sorachampa et al. | Optimizing multiple reservoir system operation for maximum hydroelectric power generation | |
| Zhang | Reconstruction and ecological management of the floodplain in the Lower Yellow River | |
| CN114186877B (en) | Solar water light complementary calculation method considering reservoir capacity adjustment of reservoir | |
| CN109546647A (en) | A kind of safety and stability evaluation method of the electric system for being stored up containing honourable water | |
| JP6641554B1 (en) | Tidal power plant management and control system | |
| Kim | Hydro energy from multiple reservoir operation | |
| CN103473716B (en) | Heterogeneous module adopts the step Navigation & Hydropower Junction Engineering Optimal Scheduling of Standardization Communication | |
| Oli et al. | Nalgad dam and reservoir operation simulation using Hec-Ressim model for hydropower generation | |
| Guoqing et al. | Optimal design of wetland ecological water in the Shuangtaizi Estuary, Panjin | |
| Dong | Dynamic model development and system study of ternary pumped storage hydropower | |
| Liu et al. | Study on optimal scheduling methods of urban drainage pumping stations based on orthogonal test | |
| Ma et al. | Reliability of Emergency Water Supply for a Reservoir and Enhancement through Floating Photovoltaics in a Long-Distance Water Diversion Project | |
| Yang et al. | Hierarchy particle swarm optimization algorithm (hpso) and its application in multi-objective operation of hydropower stations | |
| Wang et al. | Real-time economic and safe operation diagnosis of hydropower units | |
| Zhang et al. | New Challenges and Opportunities for Flood Control in the Huai River: Addressing a Changing River-Lake Relationship | |
| Guo et al. | Optimal operation of cascade hydropower plants | |
| Jiang et al. | The Operation of Three Gorges Reservoir at Yangtze River Basin in China–A System Dynamics View | |
| Vladimir | Safety and risk of the water supply in the Moscow region | |
| Balzannikov et al. | On structures and control methods of joint streams regulation by two water power developments in satisfying water consumers’ demands |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |