TWI456209B - Electricity anomaly detection device and electricity anomaly detection method thereof - Google Patents

Electricity anomaly detection device and electricity anomaly detection method thereof Download PDF

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Publication number
TWI456209B
TWI456209B TW100144555A TW100144555A TWI456209B TW I456209 B TWI456209 B TW I456209B TW 100144555 A TW100144555 A TW 100144555A TW 100144555 A TW100144555 A TW 100144555A TW I456209 B TWI456209 B TW I456209B
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TW
Taiwan
Prior art keywords
power
reference
power parameter
processor
tested
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Application number
TW100144555A
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Chinese (zh)
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TW201323888A (en
Inventor
Jing Tian Sung
Original Assignee
Inst Information Industry
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Publication date
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Priority to TW100144555A priority Critical patent/TWI456209B/en
Publication of TW201323888A publication Critical patent/TW201323888A/en
Application granted granted Critical
Publication of TWI456209B publication Critical patent/TWI456209B/en

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Claims (10)

  1. A power abnormality detecting device includes: a storage device for storing a plurality of reference power information of a plurality of reference electrical appliances; and a power information extracting device for capturing a power information to be tested of the electrical device to be tested, the test is to be tested The electrical appliance is of the same type as the reference electrical appliances; and a processor electrically coupled to the power information extractor and the storage device for performing the following operations: defining a plurality of power parameter types; and according to the power parameter types, The reference power information establishes a plurality of reference power events and establishes a power event to be tested from the power information to be tested; defines a plurality of power parameter variation ranges according to the power parameter types, and classifies the reference powers according to the power parameter variation ranges The event is to establish a plurality of reference power samples; calculate a first power parameter distribution of each of the reference power samples; combine the power events to be tested to each of the reference power samples, and calculate a second power parameter distribution of each of the reference power samples; Calculating a difference between each of the first power parameter distribution and the second power parameter distribution; and root Such differences, it is determined that abnormality occurs test appliance.
  2. The power abnormality detecting device of claim 1, wherein the processor further defines at least one of the power parameter types as an interval type power parameter type, the at least one interval type power parameter type having a tolerance interval, and reducing The difference between each of the first power parameter distribution and the second power parameter distribution.
  3. The power abnormality detecting device according to claim 1, wherein the processor is configured according to each The difference is calculated by an offset between the first principal component direction of the first power parameter distribution and the second principal component direction of the second power parameter distribution.
  4. The power abnormality detecting device of claim 1, wherein the processor further defines a difference threshold value, and determines that the electrical appliance to be tested is abnormal when the difference exceeds the difference threshold value.
  5. The power abnormality detecting device of claim 1, wherein the power parameter types include power consumption, appliance opening time, appliance closing time, and power consumption duration.
  6. A power abnormality detecting method for a power abnormality detecting device, the power abnormality detecting device comprising a memory, a power information extractor, and an electrical connection to the storage device and the power information extractor The power abnormality detecting method includes the following steps: (a) causing the memory to store a plurality of reference power information of the plurality of reference appliances; (b) causing the power information extractor to take one of the devices to be tested to be tested Power information, the electrical device to be tested is of the same type as the reference electrical appliances; (c) causing the processor to define a plurality of power parameter types; (d) causing the processor to establish from the reference power information based on the power parameter types The plurality of reference power events and the power information to be tested establish a power event to be tested; (e) causing the processor to define a range of variation of the plurality of power parameters according to the types of the power parameters, and classifying the reference according to the range of fluctuations of the power parameters a power event to establish a plurality of reference power samples; (f) causing the processor to calculate one of the first power parameters of each of the reference power samples (g) causing the processor to combine the power event to be tested to each of the reference power samples, and calculate a second power parameter distribution of each of the reference power samples; (h) causing the processor to calculate each of the first a difference between the power parameter distribution and the second power parameter distribution; and (i) causing the processor to determine that the electrical device under test is abnormal according to the difference.
  7. The power abnormality detecting method according to claim 6, wherein the step (c) further comprises the following steps: (c1) causing the processor to define at least one of the power parameter types as an interval type power parameter type, the at least An interval type power parameter type has a tolerance interval, and the difference between each of the first power parameter distribution and the second power parameter distribution is reduced.
  8. The power abnormality detecting method according to claim 6, wherein the step (h) further comprises the following steps: (h1) causing the processor to select one of the first principal component directions and the second according to each of the first power parameter distributions The difference between the second principal component directions of the power parameter distribution is calculated.
  9. The power abnormality detecting method according to claim 6, wherein the step (i) further comprises the following steps: (i1) causing the processor to define a difference threshold value, and determining that the difference is when the difference exceeds the difference threshold value; An abnormality occurred in the measuring instrument.
  10. The power abnormality detecting method according to claim 6, wherein the power parameter type It includes electricity consumption, appliance opening time, appliance shutdown time, and power consumption duration.
TW100144555A 2011-12-05 2011-12-05 Electricity anomaly detection device and electricity anomaly detection method thereof TWI456209B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW100144555A TWI456209B (en) 2011-12-05 2011-12-05 Electricity anomaly detection device and electricity anomaly detection method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW100144555A TWI456209B (en) 2011-12-05 2011-12-05 Electricity anomaly detection device and electricity anomaly detection method thereof

Publications (2)

Publication Number Publication Date
TW201323888A TW201323888A (en) 2013-06-16
TWI456209B true TWI456209B (en) 2014-10-11

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TW100144555A TWI456209B (en) 2011-12-05 2011-12-05 Electricity anomaly detection device and electricity anomaly detection method thereof

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TW (1) TWI456209B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100321587A1 (en) * 2009-06-17 2010-12-23 Louis Joseph Kerofsky Methods and Systems for Power Control Event Responsive Display Devices
US20110054710A1 (en) * 2009-08-21 2011-03-03 Imes Kevin R Energy management system and method
US7973594B2 (en) * 2009-02-05 2011-07-05 Indian Institute Of Science Power monitoring for optimizing operation of a circuit
US20110230982A1 (en) * 2010-03-20 2011-09-22 Amarante Technologies, Inc. Systems for monitoring power consumption

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7973594B2 (en) * 2009-02-05 2011-07-05 Indian Institute Of Science Power monitoring for optimizing operation of a circuit
US20100321587A1 (en) * 2009-06-17 2010-12-23 Louis Joseph Kerofsky Methods and Systems for Power Control Event Responsive Display Devices
US20110054710A1 (en) * 2009-08-21 2011-03-03 Imes Kevin R Energy management system and method
US20110230982A1 (en) * 2010-03-20 2011-09-22 Amarante Technologies, Inc. Systems for monitoring power consumption

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Publication number Publication date
TW201323888A (en) 2013-06-16

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