{"id":440857,"date":"2024-10-20T08:17:55","date_gmt":"2024-10-20T08:17:55","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iec-62044-32023-tc\/"},"modified":"2024-10-26T15:29:45","modified_gmt":"2024-10-26T15:29:45","slug":"bs-en-iec-62044-32023-tc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iec-62044-32023-tc\/","title":{"rendered":"BS EN IEC 62044-3:2023 – TC"},"content":{"rendered":"
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62<\/td>\n | undefined <\/td>\n<\/tr>\n | ||||||
65<\/td>\n | Annex ZA (normative)Normative references to international publicationswith their corresponding European publications <\/td>\n<\/tr>\n | ||||||
66<\/td>\n | English CONTENTS <\/td>\n<\/tr>\n | ||||||
69<\/td>\n | FOREWORD <\/td>\n<\/tr>\n | ||||||
71<\/td>\n | INTRODUCTION <\/td>\n<\/tr>\n | ||||||
72<\/td>\n | 1 Scope 2 Normative references 3 Terms, definitions and symbols 3.1 Terms and definitions <\/td>\n<\/tr>\n | ||||||
74<\/td>\n | Figures Figure 1 \u2013 Pulse excitation without biasing field Figure 2 \u2013 Pulse excitation with biasing field <\/td>\n<\/tr>\n | ||||||
76<\/td>\n | 3.2 Symbols <\/td>\n<\/tr>\n | ||||||
77<\/td>\n | 4 General requirements for measurements at high excitation level 4.1 General statements 4.1.1 Relation to practice 4.1.2 Core effective parameters and material properties 4.1.3 Reproducibility of the magnetic state 4.2 Measuring coil 4.2.1 General <\/td>\n<\/tr>\n | ||||||
78<\/td>\n | 4.2.2 Number of turns 4.2.3 Single winding and double winding <\/td>\n<\/tr>\n | ||||||
79<\/td>\n | 4.3 Mounting of cores consisting of more than one part 4.4 Measuring equipment <\/td>\n<\/tr>\n | ||||||
82<\/td>\n | 5 Specimens 6 Measuring procedures 6.1 General procedure <\/td>\n<\/tr>\n | ||||||
83<\/td>\n | 6.2 Measuring method for the effective amplitude permeability 6.2.1 Purpose 6.2.2 Principle of the measurement 6.2.3 Circuit and equipment 6.2.4 Measuring procedure <\/td>\n<\/tr>\n | ||||||
84<\/td>\n | 6.2.5 Calculation 6.3 Measuring methods for the power loss 6.3.1 Purpose 6.3.2 Methods and principles of the measurements <\/td>\n<\/tr>\n | ||||||
85<\/td>\n | Tables Table 1 \u2013 Some multiplying methods and related domains of excitation waveforms, acquisition, processing <\/td>\n<\/tr>\n | ||||||
87<\/td>\n | 7 Information to be stated <\/td>\n<\/tr>\n | ||||||
88<\/td>\n | 8 Test report <\/td>\n<\/tr>\n | ||||||
89<\/td>\n | Annexes Annex A (informative) Basic circuits and related equipment for the measurement of amplitude permeability <\/td>\n<\/tr>\n | ||||||
90<\/td>\n | Figure A.1 \u2013 Basic circuits for the measurement of amplitude permeability <\/td>\n<\/tr>\n | ||||||
91<\/td>\n | Annex B (informative) Root-mean-square method for the measurement of power loss \u2013 Example of a circuit and related procedure B.1 Method of measurement B.2 Measuring coil Figure B.1 \u2013 Example of a measuring circuit for the RMS method <\/td>\n<\/tr>\n | ||||||
92<\/td>\n | B.3 Measuring equipment B.4 Measuring procedure <\/td>\n<\/tr>\n | ||||||
93<\/td>\n | B.5 Pulse measurement and accuracy <\/td>\n<\/tr>\n | ||||||
94<\/td>\n | Annex C (informative) Multiplying methods for the measurement of power loss \u2013 Basic circuits and related measurement procedures C.1 Basic circuits <\/td>\n<\/tr>\n | ||||||
95<\/td>\n | C.2 Requirements C.3 Measuring coil C.4 Accuracy Figure C.1 \u2013 Basic circuits for multiplying methods <\/td>\n<\/tr>\n | ||||||
96<\/td>\n | C.5 V-A-W (volt-ampere-watt) meter method C.6 Impedance analyzer method C.7 Digitizing method <\/td>\n<\/tr>\n | ||||||
97<\/td>\n | C.8 Vector spectrum method C.9 Cross-power method <\/td>\n<\/tr>\n | ||||||
98<\/td>\n | Annex D (informative) Reflection method for the measurement of power loss \u2013 Basic circuit and related measurement procedures D.1 Basic circuit D.2 Requirements D.3 Measuring coil Figure D.1 \u2013 Basic circuit <\/td>\n<\/tr>\n | ||||||
99<\/td>\n | D.4 Measuring procedure and accuracy <\/td>\n<\/tr>\n | ||||||
100<\/td>\n | Annex E (informative) Calorimetric measurement methods for the measurement of power loss E.1 Basic circuit Figure E.1 \u2013 Basic circuit and related measurement procedures \u2013 Measurement set-up <\/td>\n<\/tr>\n | ||||||
101<\/td>\n | E.2 Requirements E.3 Measuring coil E.4 Accuracy E.5 Measurements at thermal equilibrium E.5.1 General E.5.2 Measurement across calibrated thermal resistance <\/td>\n<\/tr>\n | ||||||
102<\/td>\n | E.5.3 Measurement by matching the temperature rise in the core and resistor E.6 Measurements at non-thermal equilibrium <\/td>\n<\/tr>\n | ||||||
103<\/td>\n | Annex F (normative) Magnetic properties under pulse condition F.1 Object F.2 Measurement methods F.3 Principle of the methods F.4 Specimens F.5 Measuring coil <\/td>\n<\/tr>\n | ||||||
104<\/td>\n | F.6 Measuring equipment <\/td>\n<\/tr>\n | ||||||
105<\/td>\n | F.7 Measuring procedure F.7.1 General <\/td>\n<\/tr>\n | ||||||
106<\/td>\n | F.7.2 Measurement of pulse inductance factor and magnetizing current Figure F.1 \u2013 Voltage pulse parameters <\/td>\n<\/tr>\n | ||||||
107<\/td>\n | F.7.3 Measurement of the non-linearity of the magnetizing current Figure F.2 \u2013 Typical measuring waveforms <\/td>\n<\/tr>\n | ||||||
108<\/td>\n | F.8 Calculation Figure F.3 \u2013 Non-linearity of magnetizing current <\/td>\n<\/tr>\n | ||||||
110<\/td>\n | Annex G (informative) Examples of circuits for pulse measurements Figure G.1 \u2013 Measurement without bias and with single pulses Figure G.2 \u2013 Measurement with bias and with repeated pulses <\/td>\n<\/tr>\n | ||||||
111<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Tracked Changes. Cores made of soft magnetic materials. Measuring methods – Magnetic properties at high excitation level<\/b><\/p>\n |