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articular    
a. 关节的

关节的

articular
adj 1: relating to or affecting the joints of the body; "the
articular surfaces of bones"; "articular disease" [synonym:
{articular}, {articulary}]


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  • IEEE SA - IEEE C57. 12. 70-2020 - standards. ieee. org
    IEEE Standard Terminal Markings and Connections for Distribution and Power Transformers Supersedes C57 12 70-1978 (R1992) Standard terminal markings and connections are described for single-phase and three-phase distribution, power, and regulating transformers
  • C57. 12. 70-2020 - IEEE Standard for Standard Terminal Markings and . . .
    Purpose: The standard provides a consistent method for terminal markings and connections for single-phase and three-phase distribution, power, and regulating transformers It designates terminal markings for interchangeability showing the sequence, external terminations, neutral terminations, grounded terminations, and marking of full and tap
  • IEEE Standard Ratings: current and voltage transformers (CTs and VTs) - ABB
    +For current transformers, the 100% rated current limit also applies to the current corresponding to the continuous thermal current rating factor IEEE C57 13-2016, Table 19: Standard VT burdens at 60 Hz
  • What is polarity and why it’s important for transformers and . . . - EEP
    The two fundamental rules of transformer polarity, illustrated in 1 applying to both varieties are the following: Current flowing in at the polarity mark of one winding flows out of the polarity mark of the other winding Both currents are substantially in-phase
  • IEEE Transformer Terminal Markings Standard C57. 12. 70 - studylib. net
    IEEE Standard C57 12 70: Terminal markings and connections for distribution and power transformers Covers sequence, polarity, and connections
  • IEEE Standard Terminal Markings and Connections for Distribution and . . .
    For terminal markings, it covers sequence designation, external terminal designation, neutral terminal designation, grounded terminal designation, and marking of full and tap winding terminals Additive and subtractive polarity and parallel transformer operation are described
  • IEEE Standard for Standard Terminal Markings and Connections for . . .
    Abstract: Standard terminal markings and connections are described for single-phase and three phase distribution, power, and regulating transformers For terminal markings, it covers sequence designation, external terminal designation, neutral terminal designation, grounded terminal designation, and marking of full and tap winding terminals
  • 5. 5 Voltage ratings and taps - IEEE
    Single-phase transformers 200 kVA and below with high-voltage ratings of 8660 V and below (winding voltage) shall have additive polarity All other single-phase transformers shall have subtractive polarity
  • Are you using the right CTs and PTs for your application?
    Instrument Transformers, Inc A current transformer for metering purposes may typically have an accuracy of 0 3% The C T must maintain this accuracy for normal load currents, provided the rated burden on the C T is not exceeded It is quite acceptable, and in fact desirable, for the C T to saturate when fault current flows The accuracy for a
  • Powell Technical Brief #34 Polarity Markings on Instrument Transformers
    All instrument transformers are provided with polarity marks on certain primary and secondary terminals In ANSI IEEE C57 13, American National Standard Requirements for Instrument Transformers, polarity is defined as follows: polarity The designation of the relative instantaneous directions of the currents entering





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