Standard Test Method for Measuring Electrical Energy Requirements of Processing Equipment (Withdrawn 2014)

SIGNIFICANCE AND USE
This method is used to document the ability of solid waste resource recovery separators to concentrate or classify a particular component (or components) present in solid waste.
The purity determined in this way is used to calculate the recovery achieved by a separator as another measure of its performance, according to Test Method E1108.
SCOPE
1.1 This test method covers the determination of the composition of a materials stream in a solid waste resource recovery processing facility. The composition is determined with respect to one or more defined components. The results are used for determining the purity resulting from the operation of one or more separators, and in conjunction with Test Method E1108 used to measure the efficiency of a materials separation device.
1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. For hazard statements, see Section 7.
WITHDRAWN RATIONALE
This test method covered the determination of the energy and power requirements of processing equipment using an electrical metering system.
Formerly under the jurisdiction of Committee D34 on Waste Management, this test method was withdrawn in May 2014. This standard is being withdrawn without replacement due to its limited use by industry.

General Information

Status
Withdrawn
Publication Date
31-Aug-2009
Withdrawal Date
20-May-2014
Current Stage
Ref Project

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ASTM E929-83(2009) - Standard Test Method for Measuring Electrical Energy Requirements of Processing Equipment (Withdrawn 2014)
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation: E929 − 83(Reapproved 2009)
Standard Test Method for
Measuring Electrical Energy Requirements of Processing
1
Equipment
This standard is issued under the fixed designation E929; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope 2.4 gross energy— energy usage of a piece of equipment
operating under loaded conditions as measured using an
1.1 This test method covers the determination of the energy
electrical metering system.
and power requirements of processing equipment using an
electrical metering system. 2.5 gross power— power requirement of a piece of equip-
ment under loaded conditions.
1.2 This test method can be used to measure energy and
power requirements of processing equipment driven by an 2.6 loaded condition— equipment doing processing work
electrical motor operating on alternating current. on solids, liquids, or gases, or all of these, (for example,
moving material, changing its characteristics, or separating it
1.3 This test method includes instructions for installation
into different streams).
and checkout of the energy metering system, procedures for
measuring and recording energy usage, and methods for 2.7 net power—the difference between gross power and
calculating the average gross power, average freewheeling freewheeling power; net power is the power required for
power, and average net power requirements of processing processing.
equipment.
2.8 specific energy— energy consumption expressed on the
1.4 The values stated in SI units are to be regarded as basis of unit mass of throughput.
standard. No other units of measurement are included in this
2.9 unloaded condition—equipment not doing processing
standard.
work (for example, moving, changing the characteristics of, or
1.5 This standard does not purport to address all of the
separating materials), but operating in a freewheeling, or
safety concerns, if any, associated with its use. It is the
idling, condition.
responsibility of the user of this standard to establish appro-
3. Summary of Test Method
priate safety and health practices and determine the applica-
bility of regulatory limitations prior to use. For hazard 3.1 An electrical metering system is installed and checked.
statements, see Section 6.
3.2 Themeteringinstrumentationandprocessingequipment
is allowed to warmup.
2. Terminology Definitions
3.3 Usingtheelectricalmeteringsystem,theenergyusedby
2.1 electrical metering system—a system composed of cur-
the processing equipment under no-load and loaded conditions
rent and potential transformers and a wattmeter electrically
is measured and recorded.
connected in such a manner so as to measure the energy usage
3.4 The average gross power, average freewheeling power,
of a piece of equipment driven by an electric motor.
andaveragenetpowerrequiredbytheequipmentiscalculated.
2.2 freewheeling condition—a piece of equipment under an
4. Significance and Use
unloaded condition wherein the electrical energy is dissipated
due to friction and windage.
4.1 Energy usage and power requirements of processing
equipment are important from the standpoint of determining if
2.3 freewheeling power—power requirement of a piece of
equipment is operating within specification and meeting per-
equipment under unloaded, or freewheeling, conditions.
formance criteria.
4.2 Havingdeterminedtheenergyusageandpowerrequire-
1
ments of the processing equipment using this method, specific
This test method is under the jurisdiction ofASTM Committee D34 on Waste
ManagementandisthedirectresponsibilityofSubcommitteeD34.03onTreatment,
energy may be calculated, with the use of system throughput,
Recovery and Reuse.
and used as one criterion to compare the performance of
Current edition approved Sept. 1, 2009. Published November 2009. Originally
similar pieces of equipment operating under similar operating
approved in 1983. Last previous edition approved in 2005 as E929-83(2005). DOI:
10.1520/E0929-83R09. conditions.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1

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E929 − 83 (2009)
4.3 Measurements of energy usage can be used for the 8. Procedure
purposeofidentifyinginefficientelectricalmotorsandprocess-
8.1 Meter Installation:
ing equipment.
8.1.1 For the piece of equipment to be tested, determine the
type of electrical service (for example, single-phase two-wire,
5. Apparatus
three-phase three-wire), voltage requirements, full load power,
5.1 Calibrated Watthour Meter.
and current rating of the motor from the motor nameplate or
5.2
...

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