GB 50179-2015 河流流量测验规范：英文

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河流流量测验规范：英文

CODE FOR DISCHARGE MEASUREMENT IN RIVERS

【标准号】　 GB 50179-2015
【发布日期】　2015-08-27
【标准状态】　现行
【实施日期】　2016-05-01
【适用范围】　 This code is applicable to the discharge measurement of natural rivers，lakes，reservoirs，artificial open channels，and reaches affected by tides and hydraulic projects.

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标准信息

【主编部门】
The Ministry of Water Resources of the People's Republic of China
【批准部门】

The Ministry of Housing and Urban-Rural Development of the People's Republic of China
【发布单位】

The Ministry of Housing and Urban-Rural Development(MOHURD) and the General Administration of Quality Supervision,Inspection and Quarantine(AQSIQ) of the People's Republic of China
【主编单位】

Bureau of Hydrology of the Ministry of Water Resources of the People's Republic of China （Water Resources Information Center，Ministry of Water Resources）
【主要起草人】

LIU Dongsheng；CHEN Songsheng；WEI Jinchun；DUAN Wenchao；ZHANG Liuzhu；LIN Wei；LI Zhengzui；SHI Kui；LI Zhimin；Dong Shuhua；YUAN Jinyong；HUANG Shuangxi；ZHANG Chao；HU Guodong；LIN Yunfa；WAN Dabin；CHENG Zhengxuan
【主要审查人】

ZHU Xiaoyuan；HE Wuming；HU Fengbin；KUANG Jian；CUI Yulan；YAO Zhangmin；LI Li；SHEN Qipeng；SONG Zhengfeng；WANG Hongjie；LIN Laizhao；YU Pinglao；YAO Yongxi

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河流流量测验规范：英文

CODE FOR DISCHARGE MEASUREMENT IN RIVERS

标准信息

中文目录

NOTICE

Introduction to English version

Announcement of the Ministry of Housing and Urban-Rural Development of the People's Republic of China

Foreword

1 General provisions

2 Selection of measuring reach and setting-up of cross-section

2.1 Selection and survey of measuring reach

2.2 Layout of measuring cross-section

3 Cross-section measurement

3.1 Possible maximum cross-section measurement

3.2 Channel cross-section measurement

3.3 Error sources and control

4 Stage gradation and means and methods of discharge measurement

4.1 General requirements

4.2 Selection of measurement means

4.3 Selection of measurement methods

4.4 Gradation of stage（discharge）

4.5 Measurement of high flood discharge

4.6 Discharge measurement in dry period

4.7 Discharge measurement in icy period

4.8 Tidal discharge measurement

5 Check and analysis of discharge measurement results

5.1 Check items and methods

5.2 Check and analysis

6 Assessment of discharge measurement accuracy

6.1 General requirements

6.2 Error sources and control

6.3 Assessment of discharge measurement accuracy

Appendix A Methods for accuracy classification of basic hydrometric stations

Appendix B Current meter method

B.1 General requirements

B.2 Layout of flow velocity-measuring verticals

B.3 Flow velocity measurement

B.4 Flow direction deflection angle measurement

B.5 Other observation

B.6 Check and maintenance of current meter

B.7 Calculation of measured discharge

B.8 Width measurement and sounding methods of cross-section

B.9 Correction method of deflection angle of suspension cable

B.10 Method of determining gauging cross-section direction

B.11 Error test and uncertainty estimation

B.12 Permissible error of discharge measurement and selection of discharge measurement scheme

Appendix C Float method

C.1 General requirements

C.2 Surface float method

C.3 Deep-water float method and float rod method

C.4 Small float method

C.5 Other observation

C.6 Test and determination of float coefficient

C.7 Measured discharge calculation

C.8 Uncertainty estimation

Appendix D Format of discharge measurement table and filling instructions

D.1 Table preparation

D.2 Filling instructions

Appendix E Table of deflection angle correction of suspension cable

Explanation of wording in this code

List of quoted standards

英文目录

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Introduction　to　English　version

Announcement　of　the　Ministry　of　Housing　and　Urban-Rural　Development　of　the　People's　Republic　of　China

1　General　provisions

2　Selection　of　measuring　reach　and　setting-up　of　cross-section

2.1　Selection　and　survey　of　measuring　reach

2.2　Layout　of　measuring　cross-section

3　Cross-section　measurement

3.1　Possible　maximum　cross-section　measurement

3.2　Channel　cross-section　measurement

3.3　Error　sources　and　control

4　Stage　gradation　and　means　and　methods　of　discharge　measurement

4.1　General　requirements

4.2　Selection　of　measurement　means

4.3　Selection　of　measurement　methods

4.4　Gradation　of　stage（discharge）

4.5　Measurement　of　high　flood　discharge

4.6　Discharge　measurement　in　dry　period

4.7　Discharge　measurement　in　icy　period

4.8　Tidal　discharge　measurement

5　Check　and　analysis　of　discharge　measurement　results

5.1　Check　items　and　methods

5.2　Check　and　analysis

6　Assessment　of　discharge　measurement　accuracy

6.1　General　requirements

6.2　Error　sources　and　control

6.3　Assessment　of　discharge　measurement　accuracy

Appendix　A　Methods　for　accuracy　classification　of　basic　hydrometric　stations

Appendix　B　Current　meter　method

B.1　General　requirements

B.2　Layout　of　flow　velocity-measuring　verticals

B.3　Flow　velocity　measurement

B.4　Flow　direction　deflection　angle　measurement

B.5　Other　observation

B.6　Check　and　maintenance　of　current　meter

B.7　Calculation　of　measured　discharge

B.8　Width　measurement　and　sounding　methods　of　cross-section

B.9　Correction　method　of　deflection　angle　of　suspension　cable

B.10　Method　of　determining　gauging　cross-section　direction

B.11　Error　test　and　uncertainty　estimation

B.12　Permissible　error　of　discharge　measurement　and　selection　of　discharge　measurement　scheme

Appendix　C　Float　method

C.1　General　requirements

C.2　Surface　float　method

C.3　Deep-water　float　method　and　float　rod　method

C.4　Small　float　method

C.5　Other　observation

C.6　Test　and　determination　of　float　coefficient

C.7　Measured　discharge　calculation

C.8　Uncertainty　estimation

Appendix　D　Format　of　discharge　measurement　table　and　filling　instructions

D.1　Table　preparation

D.2　Filling　instructions

Appendix　E　Table　of　deflection　angle　correction　of　suspension　cable

Explanation　of　wording　in　this　code

List　of　quoted　standards