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AS
AS 3778.5.1-1991

AS 3778.5.1-1991

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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Measurement of water flow in open channels - Part 5: Dilution methods Constant-rate injection method for the measurement of steady flow

Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Superseded date

05-04-2023

Superseded by

AS 3778.5.1:2022

Language(s)

English

Published date

23-09-1991

Publisher

Standards Australia

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Hardcopy - English
PDF 1 User - English
PDF 3 Users - English
PDF 5 Users - English
PDF 9 Users - English
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1 - AS 3778.5.1-1991 MEASUREMENT OF WATER FLOW IN OPEN CHANNELS - DILUTION METHODS - CONSTANT-RATE INJECTION METHOD FOR THE...
4 - PREFACE
6 - 1 SCOPE AND FIELD OF APPLICATION
6 - 2 REFERENCES
6 - 3 TERMINOLOGY
6 - 4 UNITS OF MEASUREMENT
6 - 5 PRINCIPLE OF THE CONSTANT-RATE INJEC-TION METHOD
7 - 5.1 Method of direct measurement of concentration
7 - 5.2 Method of comparative dilutions
7 - 6 REQUIREDCHARACTERISTICS OFINJECTED SOLUTIONS
7 - 7 CHOICE OF THE MEASURING-REACH
7 - 7.1 General considerations for selection of site
7 - 7.2 Preliminary tests
10 - 8 PROCEDURE
10 - 8.1 Preparation of the concentrated solution
10 - 8.2 Injection of the concentrated solution
13 - 8.3 Measurement of rate of injection
14 - 8.4 Sampling
14 - 9 PRINCIPAL CHEMICAL SUBSTANCES AND METHODS OF ANALYSIS IN PRESENT-DAY USE
14 - 9.1 Method of colorimetric analysis
15 - 9.2 Conductivity method
16 - 9.3 Method of volumetric chemical analysis
17 - 10 ERRORS IN FLOW MEASUREMENTS
18 - ANNEX A - EXAMPLE OF THE CALCULATION OF FLOW RATE AND ESTIMATION OF TOLERANCES IN THE CASE OF VOLUMETRIC CHEMICAL ANALYSIS
18 - A.1 MEASUREMENT OF INJECTION RATE
18 - A.2 MEASUREMENTOF SAMPLE CONCENTRATIONS
18 - A.3 MEASUREMENTOF STANDARD DILUTIONS
19 - A.4 FLOW RATE AND TOLERANCE
20 - ANNEX B - EXAMPLE OF THE CALCULATION OF FLOW RATE AND ESTIMATION OF TOLERANCES IN THE CASE OF CONDUCTIVIMETRIC ANALYSIS
20 - B.1 MEASUREMENT OF THE CHANGE PRODUCED BY THE INJECTION
20 - B.2 MEASUREMENTOF DILUTION STANDARDS
21 - B.3 CALCULATION OF THE DILUTION RATIO
21 - B.4 CALCULATION OF THE FLOW RATE

Specifies methods for the measurement of water flow in channels under steady flow conditions by the dilution method using constant-rate injection. It is technically identical with and reproduced from ISO 555-1:1973.

Committee
CE-024
DevelopmentNote
Standard has been given Pending Revision status.
DocumentType
Standard
ISBN
0 7262 7069 5
Pages
16
ProductNote
Pending Revision indicates that as a result of the Aged Standards review process, the document needs updating. If no project proposal, meeting the quality criteria, is received within the 12 month timeframe, the document shall be withdrawn.
PublisherName
Standards Australia
Status
Superseded
SupersededBy

First published as AS 3778.5.1-1991.

AS 3778.1-1990 Measurement of water flow in open channels Vocabulary and symbols
AS 3778.1-2001 Measurement of water flow in open channels Vocabulary and symbols

AS 3778.7-2008 Measurement of water flow in open channels Determination of volume of water and water level in lakes and reservoirs
AS 3778.5.2-1991 Measurement of water flow in open channels - Part 5: Dilution methods Integration method for the measurement of steady flow

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