Durchfluss(mengen)messung in offenen Gerinnen. Bestimmung des Verhaeltnisses zwischen (Fluessigkeits)Stand und Ablauf(menge) Measurement of Liquid Flow in Open Channels-Part 2:Determination of the Stag...
适用范围:Specifies methods of determining the stage-discharge relation for a gauging station in both stable and unstable channels, including those subject to ice conditions. Includes an analysis of the uncertai...
实施日期:1998-07-15
Measurement of liquid flow in open channels -- Computing stream flow using an unsteady flow model
发布日期:1998-05-01 实施日期:1998-05-01
Hydrometry -- Rotating-element current-meters
适用范围:ISO 2537:2007 specifies the operational requirements, construction, calibration, and maintenance of rotating-element devices for the measurement of flow velocities in open channels.
发布日期:2007-05-01 实施日期:2007-05-01
Measurement of liquid flow in open channels. Sediment transport. Guide to methods of sampling of sand-bed and cohesive-bed materials
适用范围:Specifies methods for sampling of both noncohesive sandbed material and cohesive bed materials, and sampling procedures to determine the size distribution of bed materials in open channels.
Liquid flow in open channels -- Sediment in streams and canals -- Determination of concentration, particle size distribution and relative density
适用范围:ISO 4365:2005 specifies methods for determining the concentration, particle-size distribution and relative density of sediment in streams and canals. The detailed methods of analysis are given for the ...
发布日期:2005-02-01 实施日期:2005-02-01
Hydrometry - Measurement of discharge by the ultrasonic (acoustic) method
适用范围:This International Standard describes the establishment and operation of an ultrasonic (transit-time) gaugingstation for the continuous measurement of discharge in a river, an open channel or a closed ...
实施日期:2005-11-01
Hydrometry -- Open channel flow measurement using thin-plate weirs
适用范围:ISO 1438:2008 defines the requirements for the use of rectangular and triangular (V-notch) thin-plate weirs for the measurement of flow of clear water in open channels under free flow conditions. It in...
发布日期:2008-04-01 实施日期:2008-04-01
实施日期:2004-04-01
Hydrometric determinations - Cableway systems for stream gauging.
Hydrometric determinations -- Cableway systems for stream gauging
发布日期:2000-10-01 实施日期:2000-10-01
Measurement of liquid flow in open channels -- Moving-boat method
适用范围:Specifies methods for measuring discharge in large rivers and estuaries by the moving-boat technique. In the following sections procedures applicable to this method and the general requirements of equi...
发布日期:1979-10-01 实施日期:1979-10-01
Measurement of liquid flow in open channels. Dilution methods. Methods of measurement using chemical tracers
适用范围:Deals with the use of chemical tracers in discharge measurements.
实施日期:1993-01-01
实施日期:2006-10-31
Hydrometry -- Calibration of current-meters in straight open tanks
适用范围:ISO 3455:2007 specifies the procedure of calibration of current-meters of rotating-element type as well as stationary-sensor type (electromagnetic type) in straight open tanks. It also specifies the ty...
发布日期:2007-06-01 实施日期:2007-06-01
Hydrometry -- Measurement of discharge by the ultrasonic (acoustic) method
适用范围:ISO 6416:2004 describes the establishment and operation of an ultrasonic (transit-time) gauging station for the continuous measurement of discharge in a river, an open channel or a closed conduit. It a...
发布日期:2004-07-01 实施日期:2004-07-01
Measurement of liquid flow in open channels -- Parshall and SANIIRI flumes
适用范围:Specifies methods of liquid flow measurement in open channels (particularly in irrigation canals) under steady or slowly varying flow conditions. The flumes used are designed to operate under both free...
发布日期:1992-09-01 实施日期:1992-09-01
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