Management System for In-House Power Quantity Consumed

• US 20080106146A1
• Filed: 11/02/2004
• Published: 05/08/2008
• Est. Priority Date: 11/02/2004
• Status: Abandoned Application

• Current Assignee: LG Electronics, Inc. (LG Corporation)
• Original Assignee: LG Electronics, Inc. (LG Corporation)
• Inventors: Lee, Koon Seok, Baek, Seung-Myun
• Application Number:
  US11/666,676
• Publication Number:
  US 20080106146A1
• Time in Patent Office: Days
• US Class Current: 307/35
• CPC Class Codes: G01D 2204/24 Identification of individual loads, e.g. by analysing current/voltage waveforms
• CPC Class Codes: G01D 4/004 Remote reading of utility meters to a fixed location
• CPC Class Codes: H02J 13/00004 characterised by the power network being locally controlled
• CPC Class Codes: H02J 13/00007 using the power network as support for the transmission
• CPC Class Codes: H02J 2310/12 The local stationary network supplying a household or a building
• CPC Class Codes: H02J 2310/70 Load identification
• CPC Class Codes: H02J 3/14 by switching loads on to, or off from, network, e.g. progressively balanced loading
• CPC Class Codes: H04L 12/2803 Home automation networks
• CPC Class Codes: H04L 12/2823 Reporting information sensed by appliance or service execution status of appliance services in a home automation network device-related reporting H04L43/065; arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom H04Q9/00
• CPC Class Codes: Y02B 70/30 Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
• CPC Class Codes: Y02B 70/3225 Demand response systems, e.g. load shedding, peak shaving
• CPC Class Codes: Y02B 90/20 Smart grids as enabling technology in buildings sector smart grids supporting the management or operation of end-user stationary applications in general, or like technologies with no associated climate change mitigation effect Y04S20/00
• CPC Class Codes: Y04S 20/20 End-user application control systems
• CPC Class Codes: Y04S 20/222 Demand response systems, e.g. load shedding, peak shaving
• CPC Class Codes: Y04S 20/242 Home appliances
• CPC Class Codes: Y04S 20/30 Smart metering, e.g. specially adapted for remote reading
• CPC Class Codes: Y04S 40/121 using the power network as support for the transmission

Abstract

The present invention relates to a management system for in-house power consumption, more particularly to a management system for in-house power consumption efficiently performing in-house power consumption by means of estimating power consumption of each operation of in-house electric devices. The present invention provides a management system for in-house power consumption comprising: at least one or more electric devices (30, 40, 50, 60) which comprise a communication means and transmit current operation information via the communication means on a given network; an power sensor module (20) that measures an instantaneous power consumption of the total electric devices and transmit it on the network; and a power consumption controller (70) that saves a previously received the operation information and the instantaneous power consumption and estimates the power consumption of each electric device (30, 40, 50, 60) on the basis of the saved operation information and instantaneous power consumption and the currently received operation information and instantaneous power consumption.

Claims

1. A management system for in-house power consumption comprising:

at least one or more electric devices which comprise a communication means and transmit current operation information via the communication means on a given network;

an power sensor module that measures an instantaneous power consumption of the total electric devices and transmit it on the network; and

a power consumption controller that saves a previously received the operation information and the instantaneous power consumption and estimates the power consumption of each electric device on the basis of the saved operation information and instantaneous power consumption and the currently received operation information and instantaneous power consumption.

2. A management system for in-house power consumption of claim 1, wherein, the operation information includes currently operating individual function modules of the electric devices.

3. A management system for in-house power consumption of claim 1, wherein, the electric devices transmit the operation information to the power consumption controller whenever there is a change of its operation.

4. A management system for in-house power consumption of claim 1 or 2, wherein, the power consumption controller estimates power consumption of each of the currently operating individual function modules of the electric devices and then estimates the power consumption of the electric devices according to the estimated power consumption of the individual function modules.

5. A management system for in-house power consumption of claim 4, wherein, the power consumption controller provides a user with at least of one or more information among the operation information, power consumption of the electric devices and power consumption of each function module of the electric devices.

6. A management system for in-house power consumption of claim 1, wherein, the system further comprises an electric device which does not comprise a communication means and the second power sensor module which is connected between the electric device and the network and transmits the instantaneous power consumption of the electric devices to the power consumption controller.

7. A management system for in-house power consumption of claim 1 or 6, wherein, the power sensor module is consisted of an power measuring means that measures the instantaneous power consumption and a transmission means that transmits the measured instantaneous power consumption to the power consumption controller.

8. A management system for in-house power consumption of claim 1 or 2, wherein, the power consumption controller estimates a power rate based on accumulated consumption of the electric devices for the certain period of time and provide it to a user.

9. A management system for in-house power consumption of claim 8, wherein, the power consumption controller provides the user with the most appropriate method for utilizing the electric devices based on the estimated power rate.

10. A management system for in-house power consumption of claim 9, wherein, the most appropriate method for utilizing the electric devices comprises a method of use of individual function module of the electric devices.

11. A management system for in-house power consumption of claim 9, wherein, the most appropriate method for utilizing the electric devices includes the operating time of the electric devices.

12. A management system for in-house power consumption of claim 1 or 2, wherein, the system further comprises an indoor environment sensor and outdoor environment sensor to collect environmental information of an place where the sensors are installed and the power consumption controller individually control the electric devices according to the environmental information received from the indoor environment sensor and outdoor environment sensor.

13. A management system for in-house power consumption of claim 12, wherein, the power consumption controller controls air-conditioning function module not to be over-operated among the function modules of the electric devices.

14. A management system for in-house power consumption comprising:

at least one or more electric devices which comprise a communication means and transmits current operation information via the communication means on a given network;

an power sensor module that measures an instantaneous power consumption of the total electric devices and transmits it through the network, and a power consumption controller that receives the operation information and the instantaneous power consumption and estimates accumulated power consumption of electric devices for a certain period of time and provides a user with the accumulated power consumption and the operation information of the electric devices.

15. A management system for in-house power consumption of claim 14, wherein, the power consumption controller performs a power management method when the accumulated power consumption is higher than the predetermined peak value of supply power.

16. A management system for in-house power consumption of claim 15, wherein, the power consumption controller stops the whole function or a part of the function of the electric devices by the power management method.

17. A management system for in-house power consumption of claim 16, wherein, the power consumption controller stops the whole function or a part of the function of the electric devices according to a predetermined priority in performing the power management method.

18. A management system for in-house power consumption as of claim 14, 15, 16 and 17, wherein, the operation information includes currently operating individual function modules of the electric devices.

19. A management system for in-house power consumption of claim 18, wherein, the power consumption controller stops individual function module of the electric devices.

20. A management system for in-house power consumption of claim 14, wherein, the power consumption controller estimates a power rate with the accumulated power consumption.

21. A management system for in-house power consumption of claim 20, wherein, the power consumption controller provides a message of restriction of use of the electric devices to the user when the power rate is more than the predetermined peak value of a power rate.