{"id":194488,"date":"2024-10-19T12:20:30","date_gmt":"2024-10-19T12:20:30","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ieee-112-2017\/"},"modified":"2024-10-25T04:51:30","modified_gmt":"2024-10-25T04:51:30","slug":"ieee-112-2017","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ieee\/ieee-112-2017\/","title":{"rendered":"IEEE 112 2017"},"content":{"rendered":"

Revision Standard – Active. Instructions for conducting and reporting the more generally applicable and acceptable tests of polyphase induction motors and generators are covered.<\/p>\n

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PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nIEEE Std 112-2017 Front Cover <\/td>\n<\/tr>\n
2<\/td>\nTitle page <\/td>\n<\/tr>\n
4<\/td>\nImportant Notices and Disclaimers Concerning IEEE Standards Documents <\/td>\n<\/tr>\n
7<\/td>\nParticipants <\/td>\n<\/tr>\n
9<\/td>\nIntroduction <\/td>\n<\/tr>\n
10<\/td>\nContents <\/td>\n<\/tr>\n
12<\/td>\n1. Overview
1.1 Scope
1.2 Purpose
2. Normative references <\/td>\n<\/tr>\n
13<\/td>\n3. General
3.1 Power supply
3.1.1 Selection
3.1.2 Waveform
3.1.3 Voltage unbalance <\/td>\n<\/tr>\n
14<\/td>\n3.1.4 Frequency
3.2 Types of tests
3.2.1 Typical
3.2.2 Preliminary tests
3.2.3 Idle running tests
3.2.4 Tests with load <\/td>\n<\/tr>\n
15<\/td>\n3.2.5 Tests with rotor locked
3.2.6 Choice of tests
3.3 Standardized temperatures
3.3.1 Reference ambient temperature
3.3.2 Specified temperature <\/td>\n<\/tr>\n
16<\/td>\n3.4 Use of this standard
3.5 Precautions
4. Measurements
4.1 Electrical
4.1.1 RMS quantities <\/td>\n<\/tr>\n
17<\/td>\n4.1.2 Instrument selection
4.1.3 Instrument transformers <\/td>\n<\/tr>\n
18<\/td>\n4.1.4 Voltage
4.1.5 Current
4.1.6 Power
4.1.7 Frequency
4.2 Resistance
4.2.1 Instrument selection
4.2.2 Resistance measurement <\/td>\n<\/tr>\n
19<\/td>\n4.3 Mechanical
4.3.1 Power
4.3.2 Speed and slip <\/td>\n<\/tr>\n
20<\/td>\n4.4 Temperature
4.4.1 Methods of measuring temperatures <\/td>\n<\/tr>\n
21<\/td>\n4.5 Procedure
4.6 Safety <\/td>\n<\/tr>\n
22<\/td>\n5. Machine losses and tests for losses
5.1 Overview
5.2 Types of losses
5.3 Stator I2R loss
5.3.1 Overview <\/td>\n<\/tr>\n
23<\/td>\n5.3.2 Resistance correction for temperature
5.4 Rotor I2R loss
5.4.1 Overview <\/td>\n<\/tr>\n
24<\/td>\n5.4.2 Slip
5.4.3 Slip correction for temperature <\/td>\n<\/tr>\n
25<\/td>\n5.5 Winding resistance\u2014cold
5.6 No-load test
5.6.1 Overview
5.6.2 Bearing loss stabilization <\/td>\n<\/tr>\n
26<\/td>\n5.6.3 No-load current
5.6.4 No-load losses
5.6.5 Friction and windage loss
5.6.6 Core loss
5.7 Load test
5.7.1 Overview <\/td>\n<\/tr>\n
27<\/td>\n5.7.2 Dynamometer loading <\/td>\n<\/tr>\n
28<\/td>\n5.7.3 Direct loading with no torque measurement <\/td>\n<\/tr>\n
29<\/td>\n5.7.4 Duplicate machine loading
5.8 Stray-load loss
5.8.1 Introduction
5.8.2 Indirect measurement
5.8.3 Direct measurement
5.8.4 Introduction <\/td>\n<\/tr>\n
32<\/td>\n5.8.5 Alternate direct method for wound-rotor motors
5.8.6 Assumed stray-load loss <\/td>\n<\/tr>\n
33<\/td>\n5.9 Temperature test
5.9.1 Purpose
5.9.2 General instructions <\/td>\n<\/tr>\n
34<\/td>\n5.9.3 Loading method <\/td>\n<\/tr>\n
42<\/td>\n5.9.4 Procedure <\/td>\n<\/tr>\n
45<\/td>\n5.9.5 Temperature rise <\/td>\n<\/tr>\n
46<\/td>\n5.10 Equivalent circuit
5.10.1 Introduction <\/td>\n<\/tr>\n
47<\/td>\n5.10.2 Impedance tests <\/td>\n<\/tr>\n
48<\/td>\n5.10.3 Calculation of parameters\u2014Method 1 <\/td>\n<\/tr>\n
51<\/td>\n5.10.4 Calculation of parameters\u2014Method 2
5.10.5 Calculation of parameters\u2014Method 3 <\/td>\n<\/tr>\n
54<\/td>\n5.10.6 Calculation of parameters\u2014Method 4 <\/td>\n<\/tr>\n
55<\/td>\n5.11 Brush-contact loss
5.12 Power factor
5.12.1 Indirectly obtained <\/td>\n<\/tr>\n
56<\/td>\n5.12.2 Directly obtained
5.12.3 Equivalent circuit calculation
6. Determination of efficiency
6.1 General <\/td>\n<\/tr>\n
57<\/td>\n6.2 Efficiency test methods
6.2.1 Overview
6.2.2 Guide for choice of efficiency test method <\/td>\n<\/tr>\n
58<\/td>\n6.3 Efficiency Test Method A\u2014Input-output
6.3.1 Overview
6.3.2 Test procedure <\/td>\n<\/tr>\n
59<\/td>\n6.3.3 Efficiency
6.4 Efficiency Test Method B\u2014Input-output with loss segregation
6.4.1 Introduction
6.4.2 Test procedure <\/td>\n<\/tr>\n
60<\/td>\n6.4.3 Calculations <\/td>\n<\/tr>\n
62<\/td>\n6.4.4 Corrections <\/td>\n<\/tr>\n
63<\/td>\n6.4.5 Efficiency
6.4.6 Power factor
6.4.7 Summary of characteristics <\/td>\n<\/tr>\n
64<\/td>\n6.5 Efficiency Test Method B1\u2014Input-output with loss segregation and assumed temperature
6.5.1 Introduction
6.5.2 Test procedure <\/td>\n<\/tr>\n
65<\/td>\n6.5.3 Calculations <\/td>\n<\/tr>\n
66<\/td>\n6.5.4 Corrections
6.5.5 Efficiency
6.5.6 Power factor
6.5.7 Summary of characteristics <\/td>\n<\/tr>\n
67<\/td>\n6.6 Efficiency Test Method C\u2014Duplicate machines
6.6.1 Introduction
6.6.2 Test procedure <\/td>\n<\/tr>\n
68<\/td>\n6.6.3 Calculations <\/td>\n<\/tr>\n
71<\/td>\n6.6.4 Corrections <\/td>\n<\/tr>\n
72<\/td>\n6.6.5 Efficiency
6.6.6 Power factor
6.6.7 Summary of characteristics
6.7 Efficiency Test Method E or E1\u2014Electrical power measurement with loss segregation
6.7.1 Introduction
6.7.2 Test procedure <\/td>\n<\/tr>\n
73<\/td>\n6.7.3 Calculations <\/td>\n<\/tr>\n
74<\/td>\n6.7.4 Motor\/generator performance
6.8 Efficiency Test Method F or F1\u2014Equivalent circuit
6.8.1 Introduction
6.8.2 Test procedure <\/td>\n<\/tr>\n
75<\/td>\n6.8.3 Calculation form
6.8.4 Calculation of maximum torque <\/td>\n<\/tr>\n
76<\/td>\n6.9 Efficiency Test Method C\/F, E\/F, or E1\/F1\u2014Equivalent circuit calibrated with one load point
6.9.1 Introduction
6.9.2 Stray-load loss <\/td>\n<\/tr>\n
77<\/td>\n7. Other performance tests
7.1 Rotor voltage
7.2 Locked-rotor tests
7.2.1 Current
7.2.2 Torque <\/td>\n<\/tr>\n
78<\/td>\n7.2.3 Power
7.3 Tests for speed-torque and speed-current curves
7.3.1 Definitions <\/td>\n<\/tr>\n
79<\/td>\n7.3.2 Speed-torque and speed-current curves procedure <\/td>\n<\/tr>\n
82<\/td>\n7.3.3 Correction of data for tests performed at reduced voltage
8. Miscellaneous tests
8.1 Insulation resistance
8.2 High-potential test
8.2.1 General
8.2.2 Measurement
8.2.3 Connections <\/td>\n<\/tr>\n
83<\/td>\n8.2.4 Test voltage
8.2.5 Voltage application
8.3 Shaft current and voltage
8.3.1 Overview <\/td>\n<\/tr>\n
84<\/td>\n8.3.2 Test to measure shaft potential for circulating shaft currents
8.3.3 Test to measure possible level of shaft current
8.3.4 Other methods
8.4 Bearing insulation resistance
8.4.1 Method 1 <\/td>\n<\/tr>\n
85<\/td>\n8.4.2 Method 2
8.5 Noise
8.6 Balance and vibration
8.6.1 Rotor balance
8.6.2 Vibration
8.7 Overspeed tests
8.7.1 General <\/td>\n<\/tr>\n
86<\/td>\n8.7.2 Procedure
9. Forms
9.1 Test forms and support information
9.1.1 Overview
9.1.2 Summary of characteristics <\/td>\n<\/tr>\n
87<\/td>\n9.2 Form A\u2014Method A <\/td>\n<\/tr>\n
88<\/td>\n9.3 Form A2\u2014Method A calculations <\/td>\n<\/tr>\n
89<\/td>\n9.4 Form B\u2014Method B <\/td>\n<\/tr>\n
90<\/td>\n9.5 Form B2\u2014Method B calculations <\/td>\n<\/tr>\n
91<\/td>\n9.6 Form B1\u2014Method B1 <\/td>\n<\/tr>\n
92<\/td>\n9.7 Form B1-2\u2014Method B1 calculations <\/td>\n<\/tr>\n
93<\/td>\n9.8 Form C\u2014Method C <\/td>\n<\/tr>\n
95<\/td>\n9.9 Form C2\u2014Method C calculations <\/td>\n<\/tr>\n
97<\/td>\n9.10 Form E\u2014Method E-E1 <\/td>\n<\/tr>\n
98<\/td>\n9.11 Form E2\u2014Method E-E1 calculations <\/td>\n<\/tr>\n
99<\/td>\n9.12 Form F\u2014Methods F, F1, C\/F, E\/F, and E1\/F1 <\/td>\n<\/tr>\n
100<\/td>\n9.13 Form F2\u2014Methods F, F1, C\/F, E\/F, and E1\/F1 calculations <\/td>\n<\/tr>\n
101<\/td>\n9.14 Test and equivalent circuit results <\/td>\n<\/tr>\n
102<\/td>\nAnnex A (informative)Bibliography <\/td>\n<\/tr>\n
103<\/td>\nAnnex B (informative)Typical report of test form for routine tests <\/td>\n<\/tr>\n
104<\/td>\nAnnex C (informative)Typical report of test form <\/td>\n<\/tr>\n
105<\/td>\nAnnex D (informative)Units of measure
D.1 Units of measure
D.1.1 Overview
D.1.2 Mechanical power
D.1.3 Torque <\/td>\n<\/tr>\n
106<\/td>\nD.1.4 Test forms <\/td>\n<\/tr>\n
107<\/td>\nD.1.5 Assumed stray-load loss
D.1.6 Resistance reading at shutdown <\/td>\n<\/tr>\n
109<\/td>\nAnnex E (informative)Total error of reading
E.1 Example of calculation of the total error of reading of power input without CT\/VT
E.1.1 Introduction
E.1.2 Conditions
E.1.3 Specifications of the power meter <\/td>\n<\/tr>\n
110<\/td>\nE.1.4 Calculations
E.2 Example of calculation of the total error of reading of power input including CT\/VT
E.2.1 Introduction
E.2.2 Conditions <\/td>\n<\/tr>\n
111<\/td>\nE.2.3 Specification of the power meter
E.2.4 Specification of the voltage transformer
E.2.5 Specification of the current transformer
E.2.6 Calculations <\/td>\n<\/tr>\n
113<\/td>\nE.3 Example of calculation of the total error of reading of a torque measurement using a torque transducer without any additional instrumentation
E.3.1 Introduction
E.3.2 Conditions
E.3.3 Specifications of the torque transducer
E.3.4 Calculations
E.4 Example of calculation of the total error of reading of a torque measurement using a torque transducer with additional instrumentation
E.4.1 Introduction
E.4.2 Conditions <\/td>\n<\/tr>\n
114<\/td>\nE.4.3 Specifications of the torque transducer
E.4.4 Specifications of the digital voltmeter
E.4.5 Calculations <\/td>\n<\/tr>\n
115<\/td>\nBack cover <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

IEEE Standard Test Procedure for Polyphase Induction Motors and Generators<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
IEEE<\/b><\/a><\/td>\n2018<\/td>\n115<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":194490,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2644],"product_tag":[],"class_list":{"0":"post-194488","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ieee","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/194488","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/194490"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=194488"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=194488"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=194488"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}