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BS 893:1978

BS 893:1978

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Method for the measurement of the concentration of particulate material in ducts carrying gases

Available format(s)

Hardcopy , PDF

Withdrawn date

10-15-2000

Language(s)

English

Published date

08-31-1978

Publisher

British Standards Institution

Foreword
Cooperating organizations
Method
1 Scope
2 References
3 Definitions
4 Equipment
5 Basic conditions
6 Preparation for sampling
7 Test procedure
8 Influence of certain parameters on the method of
   measurement
Appendices
A Symbols used in the calculations
B Methods and rules for determining the position of
   sampling points in circular and rectangular ducts
C Accuracy
Tables
1 Determination of sampling points on each radius using
   the tangential rule for circular ducts
2 Determination of sampling points for parallel sided
   ducts
3 Values of ki in the expression li = kiD for the
   tangential rule
Figures
1 Typical arrangement of measuring equipment
2 Section through typical entry nozzle
3 Section of nozzle wall having one inclined face
4 Section of nozzle wall having two inclined faces
5 Isokinetic sampling
6 Sampling positions in circular ducts - tangential
   rule
7 Sampling positions in rectangular and square ducts

Specifies methods intended to be of a higher order of precision than in BS 3405.

Committee
EH/2
DocumentType
Standard
Pages
20
PublisherName
British Standards Institution
Status
Withdrawn
Supersedes

EN 12952-15:2003 Water-tube boilers and auxiliary installations - Part 15: Acceptance tests
BS EN 12952-15:2003 Water-tube boilers and auxiliary installations Acceptance tests
BS 5309-2:1976 Methods for sampling chemical products Sampling of gases
BS 3405:1983 Method for measurement of particulate emission including grit and dust (simplified method)
BS 5243:1975 General principles for sampling airborne radioactive materials
DIN EN 12952-15:2004-01 Water tube boilers and auxiliary installations - Part 15: Acceptance tests; German version EN 12952-15:2003
BS 845-2:1987 Methods for assessing thermal performance of boilers for steam, hot water and high temperature heat transfer fluids. Comprehensive procedure

BS 1042-2.3:1984 Measurement of fluid flow in closed conduits. Velocity area methods Methods of flow measurement in swirling or asymmetric flow conditions in circular ducts by means of current-meters or Pitot static tubes
BS 1042-2.2:1983 Measurement of fluid flow in closed conduits. Velocity area methods Method of measurement of velocity at one point of a conduit of circular cross section
BS 1042-2.1:1983 Measurement of fluid flow in closed conduits. Velocity area methods Method using Pitot static tubes

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Hardcopy - English
PDF - English
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