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NB/T 10385-2020: Technical Code for Real-Time Ecological Flow Monitoring Systems of Hydropower Projects
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Technical Code for Real-Time Ecological Flow Monitoring Systems of Hydropower Projects
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NB/T 10385-2020
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Basic data | Standard ID | NB/T 10385-2020 (NB/T10385-2020) | | Description (Translated English) | Technical Code for Real-Time Ecological Flow Monitoring Systems of Hydropower Projects | | Sector / Industry | Energy Industry Standard (Recommended) | | Classification of Chinese Standard | P59 | | Classification of International Standard | 27.140 | | Word Count Estimation | 38,361 | | Date of Issue | 2020-10-23 | | Date of Implementation | 2021-02-01 | | Regulation (derived from) | National Energy Administration Announcement No. 5 [2020] | | Issuing agency(ies) | National Energy Administration | NB/T 10385-2020: Technical Code for Real-Time Ecological Flow Monitoring Systems of Hydropower Projects
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Technical Code for Real-Time Ecological Flow
Monitoring Systems of Hydropower Projects
Energy Industry Standards of the People's Republic of China
Technical specification for real-time monitoring system of ecological flow of hydropower projects
2020-10-23 released
2021-02-01 implementation
Foreword
According to the "Notice of the National Energy Administration on Issuing the.2015 Energy Sector Industry Standard System (Revision) Plan" (National Energy Administration)
According to the requirements of Neng Technology [2015] No. 283), the specification preparation team has conducted extensive investigations and studies, earnestly summarized practical experience, and referred to
Domestic advanced standards, and on the basis of extensive solicitation of opinions, formulate this specification.
The main technical contents of this specification are. basic regulations, system design, system construction, system operation management and maintenance.
This specification is managed by the National Energy Administration, proposed by the General Institute of Hydropower and Water Conservancy Planning and Design, and is responsible for daily management.
The Energy Industry Hydropower Planning and Reservoir Environmental Protection Standardization Technical Committee is responsible for the interpretation of specific technical content. During the execution, such as
If you have any comments or suggestions, please send to the General Institute of Hydropower and Water Conservancy Planning and Design (Address. No. 2, Kangbei Xiaojie, Liupu, Xicheng District, Beijing
Zip code. 100120).
Editor-in-chief of this code. China Power Construction Group Guiyang Survey, Design and Research Institute Co., Ltd.
General Institute of Hydropower and Water Conservancy Planning and Design
Participating unit of this specification. China Power Construction Group Zhongnan Survey Design & Research Institute Co., Ltd.
China Power Construction Group Chengdu Survey, Design and Research Institute Co., Ltd.
China Three Gorges Group Co., Ltd.
The main drafters of this specification. Yang Jie, Yu Weiqi, Zongxiao, Wei Lang, Xiahao, Zhao Zaixing
Tang Zhongbo Chen Fan Jiang Hao Zhao Kun Li Qiushui Jiang Wei
Chen Min Ma Weizhong Wang Zhiguang Zhou Jiafei Zhang Qian Zhang Kankan
Xu Jincao Guo Yanna Chen Hao Fu Fugang Xin Yapu
Main reviewers of this specification. Wan Wengong, Rui Jianliang, Chen Guozhu, Chen Bangfu, Li Jinghua, Liu Yuefeng
Jin Yi Wang Xingtai Jiang Hong Yan Zhonglin Li Min Lu Bo
Zhang Xin Qin Xin Wang Zhance Li Shisheng
Table of contents
1 General... 1
2 Basic regulations...2
3 System Design...3
3.1 General regulations...3
3.2 Basic information...3
3.3 Site network layout...4
3.4 Monitoring technical solutions...5
3.5 Communication Network...5
3.6 Power supply and overvoltage protection and grounding...6
3.7 Telemetry station equipment configuration...7
3.8 Central Station Data Processing System...9
3.9 Monitoring facilities...10
3.10 Design results...11
4 System Construction...12
4.1 Construction of monitoring facilities...12
4.2 Equipment integration, installation and commissioning...12
4.3 Software Application and Management...12
4.4 Acceptance...12
5 System Operation Management and Maintenance...14
5.1 Management System...14
5.2 Facilities and equipment maintenance...14
5.3 Data management...14
Appendix A Calculation Formula for Power Generation Flow Rate of Hydraulic Turbine Unit...16
Appendix B Gate Flow Calculation Formula...17
Appendix C Ecological Flow Monitoring Data Storage Code...18
Appendix D Catalogue of Design Reports for the Real-time Monitoring System of Ecological Flow of Hydropower Projects...19
Explanation of terms used in this specification...21
List of Reference Standards...22
Attachment. Article description...23
1 General
1.0.1 In order to standardize the content, methods, standards and systems of the real-time monitoring system for ecological flow of hydropower projects, unify technology
Requirements, formulate this specification.
1.0.2 This specification applies to the design, construction, operation management and maintenance of the real-time monitoring system for ecological flow of hydropower projects.
1.0.3 The real-time monitoring of ecological flow shall meet the overall requirements of ecological environment monitoring of the river basin, and shall follow the systematic, representative,
The principle of coordination.
1.0.4 The real-time monitoring system for ecological flow of hydropower projects shall not only comply with this specification, but also comply with the current relevant national regulations.
Standard provisions.
2 basic rules
2.0.1 The real-time monitoring system for the ecological flow of hydropower projects should fully collect information such as environmental status and project characteristics.
On the basis of materials, combined with the needs of the whole process of environmental management, carry out system design and construction, and formulate operation management regulations.
Process, implement operation management and maintenance.
2.0.2 The design and construction of the real-time monitoring system for ecological flow of hydropower projects should make full use of the project-related monitoring systems
Basic conditions, taking into account factors such as transportation, communication, management and protection, and safety. Ecological flow of upstream and downstream cascades in real time
The monitoring system should be coordinated and connected with each other.
2.0.3 The layout of the real-time monitoring system for ecological flow of hydropower projects should consider the pivotal buildings and ecological flow release facilities.
Factors such as construction layout, reservoir operation mode and environmentally sensitive targets, and meet the requirements of safety, reliability, technical feasibility, and economic
Economically reasonable request.
2.0.4 The real-time monitoring system for ecological flow of hydropower projects should have real-time automatic collection and transmission of ecological flow data.
Basic functions such as input, storage, processing, display and sharing.
3 system design
3.1 General rules
3.1.1 The system design should be based on the analysis of functional requirements, and after technical and economic comparison and demonstration, determine the production
The real-time monitoring system scheme of the state flow.
3.1.2 The system design should be based on ecological flow monitoring requirements, combined with topographic and geological conditions, engineering development methods,
The deployment of hubs and ecological flow discharge facilities are carried out.
3.1.3 The design tasks of the ecological flow real-time monitoring system should mainly include the following contents.
1 Determine the basic functions of the system.
2 Draft a station network layout plan.
3 Draw up a monitoring technical plan.
4 Propose a communication network design plan.
5 Propose power and voltage protection and grounding measures.
6 Propose a configuration plan for telemetering station equipment.
7 Propose a data processing system plan for the central station.
8 Propose a plan for the construction of monitoring facilities.
9 Propose a system operation management and maintenance plan.
10 Preparation of investment estimates.
3.2 Basic information
3.2.1 System design should collect environmental protection related data of hydropower projects, mainly including environmental impact assessment documents,
Post-evaluation documents of environmental impacts, environmental protection design results.
3.2.2 System design should collect hydropower project characteristic data, mainly including the following.
1 Reservoir characteristic parameters and regulation performance data.
2 Hub characteristic parameters, design drawings and data.
3 Characteristic parameters and design drawings of ecological flow discharge facilities.
3.2.3 The system design should collect the operation data of the hydropower project, mainly including the reservoir dispatching plan and the storage in the representative year
Flow rate, outflow flow rate, water level before and below the dam, and operation data of ecological flow release facilities.
3.2.4 The system design should collect topographic data not less than 1.2 000 in the selected ecological flow monitoring station area.
3.2.5 The system design shall collect the temperature, humidity, sunshine, wind speed and wind direction of representative weather stations in the project area
The characteristic data of other elements.
3.2.6 The system design should collect the water level, flow, velocity, flood, ice conditions, etc. of the representative hydrological station in the project area
Characteristic data, and the relationship curve of water level and discharge of representative sections.
3.2.7 System design should collect relevant data such as hydrological monitoring system and wading buildings in the project area.
3.3 Site network layout
3.3.1 The network of real-time monitoring stations for ecological flow should be composed of telemetry stations and central stations. The monitoring station network should be fully deployed
Utilizing the existing conditions of the relevant monitoring station network, priority can be given to sharing equipment, data and stations with relevant monitoring facilities
room.
3.3.2 The layout principles of ecological flow telemetry sites shall be controlled and representative, and meet the following requirements.
1 For the post-dam-type power station, the ecological flow discharge facilities, the tail water outlet of the power plant and the discharge
A telemetering station shall be arranged at the confluence of the downstream rivers at the exit of the flood building.
2 For diversion and hybrid power stations, they should be located at the ecological flow discharge facilities and ecological flow discharge facilities respectively.
Deploy telemetry at the junction of the downstream river course at the outlet of the facility and the outlet of the flood discharge structure, and the downstream river course at the outlet of the power generation tail water
Site.
3 There are important fish habitats, aquatic life reserves, important wetlands, important water intakes, etc. downstream of the power station
When environmentally sensitive targets are distributed, telemetry sites should be deployed at sensitive targets.
4 The layout of the telemetry site should be able to reflect the entire ecological flow and process of the power station, which should be avoided...
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