Power management apparatus and method for controlling the same

• US 9,263,890 B2
• Filed: 10/24/2012
• Issued: 02/16/2016
• Est. Priority Date: 10/28/2011
• Status: Expired due to Fees

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: Park, Hyun Soo, Park, Young Jin, Seo, Sung Mok, Shin, Jong Hyun
• Primary Examiner(s): Fureman, Jared
• Assistant Examiner(s): Pacheco, Rafael
• Application Number:
  US13/659,317
• Publication Number:
  US 20130106185A1
• Time in Patent Office: 1,210 Days
• Field of Search: 307/31, 307/140, 700/224, 700/291
• US Class Current: 1/1
• CPC Class Codes: G01R 19/2513 Arrangements for monitoring electric power systems, e.g. power lines or loads; Logging
• CPC Class Codes: H02J 3/00 Circuit arrangements for ac mains or ac distribution networks
• CPC Class Codes: Y02B 70/3225 Demand response systems, e.g. load shedding, peak shaving
• CPC Class Codes: Y04S 20/222 Demand response systems, e.g. load shedding, peak shaving

Abstract

A power management apparatus including an information collecting unit configured to collect at least one reference electric signal and at least one product information that correspond to at least one load, a storage unit configured to store the collected at least one reference electric signal and the collected at least one product information that correspond to the at least one load, a measurement unit configured to measure electric signals of loads provided in a power management domain, and a control unit configured to find a reference electric signal, corresponding to the measured electric signal, among the stored reference electric signals, check product information corresponding to the found electric signal and display the checked product information. The reference electric signal of each load is acquired in advance, and electric signals of loads are distinguished among all electric signals, thereby enhancing the efficiency in recognizing each load.

Claims

1. A power management apparatus comprising:

an information collecting unit configured to collect unique shape information regarding a shape of at least one reference electric signal and at least one product information that correspond to at least one load;

a control unit configured to control a storage of the unique shape information regarding the shape of the at least one reference electric signal and the at least one product information that correspond to the at least one load; and

a storage unit configured to store the unique shape information regarding the shape of the at least one reference electric signal and the collected at least one product information that correspond to the at least one load,

wherein the at least one reference electric signal comprises at least one of a power signal, a voltage signal, and a current signal.

2. The power management apparatus of claim 1, further comprising:

a measurement unit configured to measure signal shape information from all electric signals of a plurality of loads provided in a power management domain,

wherein the control unit controls such that unique shape information of an electric signal corresponding to the stored unique shape information regarding the shape of the at least one reference electric signal is checked among the measured signal shape information from all electric signals, product information corresponding to the checked electric signal is checked, power consumption corresponding to the checked electric signal is checked, and the checked product information and the checked power consumption are displayed.

3. The power management apparatus of claim 2, wherein the information collecting unit comprises an input unit configured to receive the product information of the load and a collection command, which are used to collect the unique shape information regarding the shape of the at least one reference electric signal of the load, and

the control unit, if the product information of the load and the collection command are input, operates the load, of which the product information is input, during a predetermined period of time, and receives the unique shape information regarding the shape of the at least one reference electric signal from the measurement unit while the load, of which the product information is input, is being operated.

4. The power management apparatus of claim 2, wherein the information collecting unit comprises an input unit configured to receive the product information of the load and a start command and a finish command, the start command and the finish command used to collect the unique shape information regarding the shape of the at least one reference electric signal of the load, and

the control unit operates the load, of which the product information is input, during a period of time from receiving the start command to receiving the finish command, and receives the unique shape information regarding the shape of the at least one reference electric signal from the measurement unit while the load, of which the product information is input, is being operated.

5. The power management apparatus of claim 2, further comprising an output unit configured to output product information of the checked load, a status of operation/non operation of the checked load, and power consumption of the checked load.

6. The power management apparatus of claim 2, further comprising a communication unit configured to communicate with an external display apparatus,

wherein the control unit outputs the product information of the checked load and the power consumption of the checked load to the output unit.

7. The power management apparatus of claim 2, wherein the information collecting unit acquires unique information from the at least one reference electric signal, including the unique shape information regarding the shape of the at least one reference electric signal, corresponding to the at least one load;

the storage unit stores the unique information of the at least one reference electric signal corresponding to the at least one load, the unique information acquired by the information collecting unit;

the control unit acquires unique information from the measured electric signal, and determines unique information of a reference electric signal, corresponding to the unique information of the measured electrics signal, among the unique information of the at least one reference electric signal of the at least one load stored in the storage unit.

8. The power management apparatus of claim 7, wherein

the measurement unit measures at least one of power, voltage, and current, and outputs at least one of the power signal, the voltage signal, and the current signal.

9. The power management apparatus of claim 8, wherein the unique information is a high frequency signal within the at least one of the power signal, the current signal, and the voltage signal.

10. The power management apparatus of claim 8, wherein the unique information is a harmonics component within the at least one of the power signal, the current signal, and the voltage signal.

11. The power management apparatus of claim 8, wherein the unique information is an active power and a reactive power that are calculated based on the voltage signal and the current signal.

12. The power management apparatus of claim 1, wherein the information collecting unit comprises an input unit configured to receive the product information of the load and a communication unit configured to communicate with a server,

wherein the control unit controls such that a reference electric signal corresponding to the product information input is requested and unique shape information regarding a shape of the requested reference electric signal received through the communication unit is stored.

13. The power management apparatus of claim 1, wherein the information collecting unit comprises an imaging unit configured to acquire a code image provided on the load, and a communication unit configured to communicate with a server,

wherein the control unit controls such that a reference electric signal corresponding to the code image is requested from a server and unique shape information regarding a shape of the requested reference electric signal received through the communication unit is stored.

14. The power management apparatus of claim 1, wherein the information collecting unit comprises a communication unit configured to communicate with a terminal,

wherein the control unit controls a storage of the product information of the load and the at least one reference electric signal of the load which are transmitted from the terminal through the communication unit.

15. The power management apparatus of claim 1, wherein the information collecting unit comprises at least one of an input unit, an imaging unit, and a communication unit, the input unit configured to receive a command to collect the product information of the load and the at least one reference electric signal of the load, the imaging unit configured to acquire a code image of the load, and the communication unit configured to communicate with a server,

wherein the control unit, if the command to collect the at least one reference electric signal of the load is input, operates the load and receives the at least one reference electric signal, which is measured during the operation of the load, and if at least one of the product information of the load and the code image of the load is input, controls such that a server is requested of the unique shape information regarding the shape of the at least one a-reference electric signal to acquire the unique shape information regarding the at least one reference electric signal.

16. The power management apparatus of claim 7, wherein the unique information comprises at least two of a high frequency signal within the power signal, a high frequency signal within the current signal, a high frequency signal within the voltage signal, a harmonics component within the power signal, a harmonics component within the current signal, a harmonics component within the voltage signal, and an active power and a reactive power that are calculated based on the voltage signal and the current signal.

17. A power management apparatus comprising:

an information collecting unit configured to collect at least one reference electric signal and at least one product information that correspond to at least one load;

a control unit configured to control a storage of the at least one reference electric signal and the at least one product information that correspond to the at least one load;

a storage unit configured to store the collected at least one reference electric signal and the collected at least one product information that correspond to the at least one load; and

a measurement unit configured to measure all electric signals of a plurality of loads provided in a power management domain,

wherein the control unit controls such that an electric signal corresponding to the stored at least one reference electric signal is checked among the all electric signals, product information corresponding to the checked electric signal is checked, power consumption corresponding to the checked electric signal is checked, and the checked product information and the checked power consumption are displayed,

wherein the information collecting unit acquires unique information from the at least one reference electric signal corresponding to the at least one load,

the storage unit stores the unique information of the at least one reference electric signal corresponding to the at least one load, the unique information acquired by the information collecting unit,

the control unit acquires unique information from the measured electric signal, and determines unique information of a reference electric signal, corresponding to the unique information of the measured electrics signal, among the unique information of the at least one reference electric signal of the at least one load stored in the storage unit, and

wherein the unique information comprises at least two of a high frequency signal within the power signal, a high frequency signal within the current signal, a high frequency signal within the voltage signal, a harmonics component within the power signal, a harmonics component within the current signal, a harmonics component within the voltage signal, and an active power and a reactive power that are calculated based on the voltage signal and the current signal.

18. A method for controlling a power management, the method comprising:

receiving product information of a load;

operating the load if an operation command for the load is input;

measuring an electric signal of the load, to collect unique shape information regarding a shape of the electric signal, while the load is being operated;

storing the unique shape information regarding the shape of the measured electric signal as unique shape information regarding a shape of a reference electric signal of the load;

measuring all electric signals of a plurality of loads provided in a power management domain;

checking unique shape information of an electric signal, corresponding to the stored unique shape information regarding the shape of the reference electric signal, among all the electric signals;

checking power consumption corresponding to the electric signal with the checked unique shape information, among all the electric signals; and

outputting the checked power consumption,

wherein the reference electric signal comprises at least one of a power signal, a voltage signal, and a current signal.

19. The method of claim 18, further comprising:

checking product information corresponding to the electric signal with the checked unique shape information; and

outputting the checked product information.

20. The method of claim 18, wherein the operating of the load comprises operating the load during a predetermined period of time.

21. The method of claim 18, wherein the operating of the load comprises:

operating the load during a time from receiving a start command to receiving a finish command, the start command and the finish command configured to collect the unique shape information regarding the shape of the reference electric signal of the load.

22. The method of claim 19, wherein the outputting of the checked product information of the load and the checked power consumption of the load comprises:

outputting the checked product information and the checked power consumption to an external display apparatus through communication.