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BSI 23/30457117 DC:2023 Edition

BSI 23/30457117 DC:2023 Edition

$13.70

BS ISO 7429-1. Fine bubble technology. Industrial and consumer device applications – Part 1. Assessment of water pressure driven nozzles by evaluating size and concentration indices of generated fine bubbles

Published By Publication Date Number of Pages
BSI 2023 28
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PDF Catalog

PDF Pages PDF Title
1 30457117-NC.pdf
3 ISO_DIS 7429-1 ed.1 – id.82783 Enquiry PDF (en).pdf
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
4 Types of nozzles
10 5 Requirements
5.1 Samples
5.2 Instrumentation for measurement
6 Environment
7 Evaluation
7.1 General
11 7.2 Placement of the nozzle on the retention container
7.3 One-way flow
7.3.1 General
7.3.2 Test system configuration
15 7.3.3 Evaluation procedure
7.4 Circulation flow for ultrafine bubbles (UFBs)
7.4.1 General
7.4.2 System configuration for UFBs
17 7.4.3 Evaluation procedure
18 7.5 Evaluation of the equilibrium state of microbubble dispersions (MBDs)
7.5.1 General
7.5.2 Test system configuration for microbubbles (MBs)
19 7.5.3 Equilibrium state of MBDs
20 7.5.4 Evaluation procedure
8 Test report
22 Annex€A (informative) Examples of nozzle types in detail
25 Annex€B (informative) Relation between fine bubble generation amount and water depth
26 Annex€C (informative) Example of UFB circulation flow data
27 Annex€D (informative) Example of MBD equilibrium state data
28 Bibliography

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BSI 23/30457117 DC
$13.70