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NB/T 10334-2019: (Specification for investigation and evaluation of hydraulic resources)
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(Specification for investigation and evaluation of hydraulic resources)
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NB/T 10334-2019
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Standard similar to NB/T 10334-2019 NB/T 10077 NB/T 10351 NB/T 10335 Basic data | Standard ID | NB/T 10334-2019 (NB/T10334-2019) | | Description (Translated English) | (Specification for investigation and evaluation of hydraulic resources) | | Sector / Industry | Energy Industry Standard (Recommended) | | Word Count Estimation | 42,475 | | Date of Issue | 2019-12-30 | | Date of Implementation | 2020-07-01 | | Issuing agency(ies) | National Energy Administration | NB/T 10334-2019: (Specification for investigation and evaluation of hydraulic resources)---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Code for Investigation and Assessment of Hydropower Resources
Energy Industry Standards of the People's Republic of China
Specification for Investigation and Evaluation of Hydraulic Resources
2019-12-30 released
2020-07-01 Implementation
Issued by the National Energy Administration
Energy Industry Standards of the People's Republic of China
Specification for Investigation and Evaluation of Hydraulic Resources
Editor-in-chief. General Institute of Hydropower and Water Conservancy Planning and Design
Approval department. National Energy Administration
Effective date. July 1, 2020
The National Energy Administration approved 152 energy industries including the "Small Hydropower Unit Excitation System Operation and Maintenance Regulations"
Standard (Annex 1)
Foreword
According to the National Energy Administration’s release of the first batch of industry standards (revisions) in the energy sector in.2011
According to the requirements of the “Notice of Planning” (Guoneng Technology (2011) No. 27), the specification preparation team has conducted extensive investigations and studies,
Summarize practical experience earnestly, and formulate this code on the basis of extensive solicitation of opinions.
The main technical content of this specification is. data collection and field investigation, calculation of theoretical reserves, technical availability
Development volume survey and evaluation, economic development volume survey and evaluation, survey and evaluation results.
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.
Interpretation of specific technical content by the Energy Industry Hydropower Planning and Reservoir Environmental Protection Standardization Technical Committee.
If you have any comments or suggestions during the implementation process, please send them to the General Institute of Hydropower and Water Conservancy Planning and Design (Address. Xicheng, Beijing)
No. 2, Kangbei Street, Liupu District, Zip Code. 100120).
Editor-in-chief of this code. General Institute of Hydropower and Water Conservancy Planning and Design
Participating unit of this specification. China Power Construction Group Guiyang Survey, Design and Research Institute Co., Ltd.
China Power Construction Group Chengdu Survey, Design and Research Institute Co., Ltd.
Power China East China Survey, Design and Research Institute Co., Ltd.
The main drafter of this code. Qian Gangliang, Yuan Dingyuan, Yan Bingzhong, Fan Guofu, and Feng Yu
Yang Lifeng Yang Dequan Ge Huaifeng Rui Defan Chen Shouhai
Anlena
Main reviewers of this specification. Peng Caide, Wan Wengong, Huang Xiaohui, Wang Chaoyang, and Zeng Zhaofang
Wang Sheliang Jin Yadong Zhou Tiezhu Guo Yunfeng Dong Huahong
Zhang Jianhua Duan Xinglin Liu Yuzhe Pu Ling Li Shisheng
Table of contents
1 General...1
2 Terminology...2
3 Data collection and site investigation...3
4 Calculation of theoretical reserves...5
5 Investigation and Evaluation of Technological Development...6
6 Survey and Evaluation of Economic Development...7
7 Survey and evaluation results...8
Appendix A Statistical Results Table of Hydraulic Resources...10
Appendix B Catalogue of Hydropower Investigation and Evaluation Report...18
Explanation of terms used in this specification...19
List of Reference Standards...20
Attachment. Article description...21
1 General
1.0.1 In order to standardize the investigation and evaluation of water resources, unify the principles, technical methods, work content and reports of the investigation and evaluation.
Report preparation requirements and formulate this code.
1.0.2 This code is applicable to the survey and evaluation of hydraulic resources across the country, regions, river basins and rivers (river sections).
1.0.3 The investigation and evaluation of hydraulic resources shall collect and sort out basic data, conduct investigation and research, and analyze the economic and social development.
Factors such as development, technological progress, ecological environment protection, and reservoir inundation impacts, after analysis, calculations, and statistics,
Propose the theoretical reserves of hydraulic resources, technically developable, economically developable and positively developed quantities, and evaluate the resources
Source characteristics, and compile the survey and evaluation report of hydraulic resources.
1.0.4 The survey and evaluation of water resources should clarify the scope and base year of the survey according to the requirements of the survey task. survey
The base year can also be the year before the start of work.
1.0.5 The survey of water resources shall make full use of the results of river planning and survey and design of hydropower and water conservancy projects. Data system
The calculation should be comprehensive, reliable, without omission, non-repetition, and consistent. The analysis and evaluation should be consistent with the economic and social development and
Adapt to the technical level.
1.0.6 When economic and social development and technological progress, river planning, and preliminary work of hydropower and water conservancy projects are deepened and external
When the environment of the Ministry of Agriculture changes, and the amount of technological development or the amount of economic development undergoing major changes, hydraulic
Resource review.
1.0.7 The survey and evaluation of water resources shall not only conform to this code, but also conform to the regulations of current national standards.
set.
2 term
2.0.1 hydropower resources
Energy resources that exist in water bodies in the form of kinetic energy, potential energy, and pressure energy.
Synonym. hydropower resources.
2.0.2 theoretical potential
The theoretically calculated value of hydraulic resources existing in rivers or lakes.
2.0.3 Technically exploitable capacity
The amount of hydraulic resources that can be developed and utilized by rivers or lakes at a certain level of technological development.
2.0.4 Economically exploitable capacity
Under a certain level of technological and economic development, rivers or lakes have economic development value, and there is no environment and reservoirs
The amount of hydraulic resources restricted by flooding.
2.0.5 utilization ratio of hydropower resources
The multi-year average annual power generation of hydropower stations that have been developed in a region or river accounts for the percentage of their theoretical reserves.
2.0.6 development ratio
The multi-year average annual power generation of hydropower stations that have been developed in regions or rivers accounts for 100% of the technically developable annual power generation.
Points ratio.
3 Data collection and on-site investigation
3.0.1 The survey of water resources should mainly collect and sort out the physical geography, economic society, ecological environment, energy
Resources, topography and geology, hydrology and sedimentation, river hydropower planning, comprehensive river basin planning, hydropower and water conservancy engineering survey
Design, construction-in-progress data and power system related data, and necessary on-site investigations should be carried out.
3.0.2 The collection of physical geography data of the river basin should mainly include the source area of the river, the area flowing through it, the flow direction, and the area
Accumulation, river length, drop, gradient of each river section, and main tributaries.
3.0.3 The collection of economic and social development data should mainly include the population, gross domestic product,
Total industrial output value, total agricultural output value, as well as the main products, output, and transportation of industry, agriculture and animal husbandry;
The collection of natural resources data should mainly include land, forests, minerals, energy and water resources in the basin.
3.0.4 The hydrological and sediment data of the river basin should be fully investigated and collected, sorted out, analyzed and calculated, and necessary explanations should be carried out.
It mainly includes the following contents.
1 Distribution and observations of the hydrological and meteorological station network in the basin.
2 The characteristic values of temperature, precipitation, and special weather phenomena at different elevations of the river sections in the basin
data.
3 Runoff characteristics such as runoff source, runoff volume, runoff distribution, etc., and measured flood and historical flood conditions are based on
And flood characteristics, water level along the river course, vegetation conditions in the river basin, river sediment content, suspended load and bed load transport
The amount of sand.
3.0.5 Rivers with a series of hydrological data should be analyzed and adopted based on specific conditions. Rivers lacking measured hydrological data
Natural runoff should be estimated using the latest hydrological chart issued by the authority. The runoff calculation should conform to the current
Compliance with the relevant regulations of the industry standard "Hydrological Calculation Specification for Hydropower and Water Conservancy Projects" DL/T 5431.
3.0.6 The survey and collection of topographic data should mainly include 1.10 000 topographic maps and river longitudinal sections. Lack of 1.10 000
1.50 000 topographic maps should be collected when topographic maps, and river longitudinal sections should be surveyed for important river sections lacking the required topographic maps
surface.
3.0.7 The survey and collection of geological seismic data should mainly include the seismic activity in the basin and the basic intensity, main
Geological structure, exposed bedrock and its lithology, river bed overburden.
3.0.8 The survey of the impact of reservoir inundation should mainly include the main cultivated land, residential areas, minerals, and special facilities along the banks of the river.
Analyze the sensitive submerged objects that may be involved in the development of river hydraulic resources.
3.0.9 The ecological environment impact survey should mainly understand the environmental conditions and the main existing environmental problems, and analyze the river
The main environmental sensitive factors that may be involved in the development of water resources include nature reserves, cultural
Natural heritage, scenic spots, drinking water source protection areas, forest parks, geological parks.
3.0.10 Power system data collection should mainly include the technical and economic indicators of various planned power sources of the power system.
3.0.11 Collected results of river planning, survey and design results of hydropower and water conservancy projects, and data on projects already under construction
An analysis review should be carried out.
3.0.12 Large and medium-sized rivers without hydropower planning should conduct on-site surveys and carry out preliminary surveys.
4 Calculation of theoretical reserves
4.0.1 The theoretical reserves shall be expressed in terms of annual electricity.
4.0.2 The theoretical reserves shall be calculated in sections. At the entrance of the tributary confluence, where the flow changes greatly, and the river slope changes
Larger areas, as well as the starting and ending points of the boundary river of the administrative area, should be divided into sections.
4.0.3 The theoretical reserves of subsections shall be calculated using the average annual runoff or the average annual runoff.
Meet the following requirements.
1 When the multi-year average annual runoff is used, the following formula should be used.
In the formula. E---segment theoretical reserves (10,000 kWh);
g-acceleration of gravity (m/s2), taking 9.81;
γ--The bulk density of water (t/m3);
W--the average annual runoff of the upper and lower sections for many years (10,000 m3);
H--The water level difference between the upper and lower sections (m), the section water level adopts the water level corresponding to the average flow for many years,
2 The following formula should be used to calculate the multi-year average flow.
In the formula. Q-the average value of the average flow of the upper and lower sections for many years (m3/s);
4.0.4 The theoretical reserves of rivers should be accumulated from the source of the river to the mouth of the river. The theoretical reserves of the reach should be from the inflow
The section starts to accumulate step by step to the outflow section.
5 Investigation and Evaluation of Technological Development
5.0.1 The technologically developable quantity shall be based on the river cascade development plan and according to the indicators of the cascade joint operation
Determined and expressed in terms of installed capacity and multi-year average annual power generation.
5.0.2 For the hydropower stations that have been built or under construction, the technical development capacity should be calculated according to the design value. When the actual operating power generation
It should be rechecked when there is a big difference from the design value.
5.0.3 For the rivers where the planning work has been completed and the hydropower stations where the design work has been carried out, the planning and design results shall be followed
Count the amount of its technology that can be developed, and conduct a review when the development conditions change significantly.
5.0.4 For rivers where the planning work has not been completed, a cascade development plan should be drafted in conjunction with necessary on-site surveys,
Calculate the installed capacity and annual power generation, and calculate the technological development capacity.
5.0.5 The calculation of installed capacity and annual power generation should consider the comprehensive aspects of flood control, navigation, irrigation, water supply, and ecological environment.
The calculation method should comply with the current industry standard "Code for Kinetic Energy Design of Hydropower Projects"
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