T/CHES 61-2021 Active Group standards

T/CHES 61-2021 Acoustic Doppler Flow Measurement Specification

T/CHES 61-2021 Acoustic Doppler Flow Measurement Specification

Publish Date: 2021-09-29 Implement Date: 2021-12-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CHES 61-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Engineering hydrology

ICS Name: The measurement of fluid flow

Publish Date: 2021-09-29

Implement Date: 2021-12-01

Pages: 44 pages

Scope

This document specifies the technical requirements for the installation of instruments, system testing, data collection and processing, and accuracy indicators involved in the measurement of water flow velocity and discharge using towed, fixed, and single-point acoustic Doppler current meters.
This document is applicable to the measurement of water flow velocity and discharge in natural rivers, lakes, reservoirs, artificial water channels, and sections of rivers affected by tides or water engineering regulation. The measurement of water flow velocity and discharge for hydrological emergency monitoring can be carried out in accordance with this document.

Development Information

Word Count: 79 Thousand words Pages: 44 pages

Referenced Standards

GB/T 21699-2008 Verification/calibration method of rotating-element current meters in straight open tank GB 50179-2015 Code for liquid flow measurment in open channels SL/T 247-2020 Hydraulic data compilation specification SL 247-2012 Hydraulic Data Integration Specification SL 247-2012 SL 247-1999 Hydraulic Data Integration Specification SL 247-1999 SL/T 732-2015 Coastal flooding hydrological survey specification GB/T 50095-2014 Water-related basic terminology and symbols standard (with article explanations)

Related Standards

GB/T 1314-1991 abolished_transferred

GB/T 1314-1991 Basic parameters for flow measuring instruments

Publish Date: 1991-12-14

GB/T 13969-1992 Replaced

GB/T 13969-1992 Displacement type level instruments

Publish Date: 1992-12-17

GB/T 778.1-1996 Replaced

GB/T 778.1-1996 Measurement of water flow in closed conduits—Meters for cold potable water—Part 1:Specifications

Publish Date: 1996-08-13

GB/T 778.2-1996 Replaced

GB/T 778.2-1996 Measurement of water flow in closed conduits—Meters for cold potable water—Part 2:Installation requirements

Publish Date: 1996-08-13

GB/T 778.3-1996 Replaced

GB/T 778.3-1996 Measurement of water flow in closed conduits—Meters for cold potable water—Part 3:Test methods and equipment

Publish Date: 1996-08-13

GB/T 17805-1999 Replaced

GB/T 17805-1999 Measurement of intake air or exhaust gas flow of diesel engines

Publish Date: 1999-08-10