Discharge Techniques
Tracer/Dye-dilution method
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= Mentioned as been used by at least one National Hydrological Service (NHS)
WMO:
Manual on stream gauging (WMO N° 1044)
ISO N°:
ISO 555-1974: Liquid flow measurement in open channels -- Dilution methods for measurement of steady flow -- Part 2: Integration (sudden injection) method
ISO 555-1:1973: Liquid flow measurement in open channels -- Dilution methods for measurement of steady flow -- Part 1: Constant-rate injection method
ISO 555-2:1987: Liquid flow measurement in open channels -- Dilution methods for the measurement of steady flow -- Part 2: Integration method
ISO 9555-1:1994: Measurement of liquid flow in open channels -- Tracer dilution methods for the measurement of steady flow -- Part 1: General
ISO 9555-3:1992: Measurement of liquid flow in open channels -- Tracer dilution methods for the measurement of steady flow -- Part 3: Chemical tracers
ISO 9555-4:1992: Measurement of liquid flow in open channels -- Tracer dilution methods for the measurement of steady flow -- Part 4: Fluorescent tracers
ISO/TR 11656:1993: Measurement of liquid flow in open channels -- Mixing length of a tracer
CEN N°:
Sorry no entry available
Other references:
Constant-rate injection method: ISO 555-1 (AS 3778.5.1) [Australia]
Integration method: ISO 555-2 (AS 3778.5.2) [Australia]
Measurement of Discharge Using Tracers, U.S. Geological Survey, Techniques of Water-Resources Investigations, Book 3, Chapter A16 [USA]
Measurement of Time Of Travel In Streams By Dye Tracing, U.S. Geological Survey, Techniques of Water-Resources Investigations 3-A9 (version 2) [USA]
Methods
» Velocity-area method
» Tracer/Dye-dilution method
» Stage-discharge relations
» Stage-velocity relations
» Slope-area
» Slope-conveyance
» Indirect Methods using energy equation (culvert, bridge, etc.)
» Critical Depth
» Hydraulic structures
» Rainfall/runoff with rain gauges
» Rainfall/runoff with weather radar
» Rainfall/runoff coupled with weather model
» Satellite/aerial based lidar system
» Other methods
» General standards