System and method for decentralized energy resource based active virtual power energy management

• US 9,886,014 B2
• Filed: 01/29/2015
• Issued: 02/06/2018
• Est. Priority Date: 02/06/2014
• Status: Active Grant

• Current Assignee: Electronics and Telecommunications Research Institute
• Original Assignee: Electronics and Telecommunications Research Institute
• Inventors: Yoo, Yoon-Sik, Lee, Il-Woo
• Primary Examiner(s): Karim, Ziaul
• Application Number:
  US14/609,036
• Publication Number:
  US 20150220099A1
• Time in Patent Office: 1,104 Days
• Field of Search: 700287-297
• CPC Class Codes: G05B 15/02 electric
• CPC Class Codes: H02J 13/00002 characterised by monitoring
• CPC Class Codes: H02J 3/004 Generation forecast, e.g. methods or systems for forecasting future energy generation
• CPC Class Codes: H02J 3/46 Controlling of the sharing of output between the generators, converters, or transformers
• CPC Class Codes: Y02E 60/00 Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
• CPC Class Codes: Y04S 10/30 State monitoring, e.g. fault, temperature monitoring, insulator monitoring, corona discharge
• CPC Class Codes: Y04S 10/50 Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications

Abstract

The present invention relates to a system and method for decentralized energy resource based active virtual power energy management. According to an embodiment of the present invention, there is provided a system for decentralized energy resource based active virtual power energy management comprising: a meter data management device receiving a customer load profile from a customer; a resource aggregator obtaining energy generation resource state information and position information of a decentralized energy resource from at least one decentralized energy resource; and a virtual energy generation resource management device generating a decentralized energy resource load profile using the energy generation resource state information and providing energy required to the customer based on the customer load profile, the decentralized energy resource load profile and the position information.

Claims

1. A system for decentralized energy resource based active virtual power energy management comprising:

one or more processors that process computer executable program code embodied in computer readable storage media, the computer executable program code comprising;

meter data management device program code that receives a customer load profile from a customer;

resource aggregator program code that obtains energy generation resource state information and position information of a decentralized energy resource from at least one decentralized energy resource; and

virtual energy generation resource management device program code that generates a decentralized energy resource load profile using the energy generation resource state information and that provides energy required to the customer based on the customer load profile, the decentralized energy resource load profile and the position information,

wherein the virtual energy generation resource management device program code comprises clustering program code that arranges energy outputs being outputted from selected decentralized energy resources and then controls the energy outputs such that when a combination of decentralized energy resources is used to control supplying energy, at least one of the decentralized energy resources is time shifted to optimize the supplying of energy,

wherein the virtual energy generation resource management device program code further comprises;

program code that obtains an energy pattern which is generated from the decentralized energy resource;

program code that obtains energy threshold consumed by the customer;

program code that selects decentralized energy resources having the value which are the energy threshold or higher consumed by the customer from the decentralized energy resources; and

program code that arranges energy outputs being outputted from the selected decentralized energy resources in energy arrangement space and then controlling the energy outputs not to result in energy output having energy less than the energy threshold consumed by the customer, and

wherein the program code that controls the energy output, when the energy output having energy less than the energy threshold consumed by the customer is resulted in, comprises program code that controls the energy outputs not to result in energy output having energy less than the energy threshold consumed by the customer by time shifting at least one energy output selected from the energy outputs.

2. A device for decentralized energy resource based active virtual power energy management comprising:

one or more processors that process computer executable program code embodied in computer readable storage media, the computer executable program code comprising;

customer load profile acquisition program code that obtains a customer load profile from a customer;

decentralized energy resource load profile acquisition program code that obtains a decentralized energy resource load profile from decentralized energy resources which provide energy to the customer;

position information acquisition program code that obtains position information of the decentralized energy resources;

decentralized energy resource determination program code that analyzes an energy using pattern of the customer using the customer load profile, that collects a candidate group of the decentralized energy resources which generate energy corresponding to the energy using pattern of the customer, and that selects a decentralized energy resource from the candidate group of the decentralized energy resources using the position information; and

decentralized energy resource operation requesting program code that requests energy production to the selected decentralized energy resource,

wherein the decentralized energy resource determination program code comprises clustering program code that arranges energy outputs being outputted from selected decentralized energy resources and then controls the energy outputs such that when a combination of decentralized energy resources is used to control supplying energy, at least one of the decentralized energy resources is time shifted to optimize the supplying of energy

wherein the decentralized enemy resource determination program code further comprises;

program code that obtains an energy pattern which is generated from the decentralized energy resource;

program code that obtains energy threshold consumed by the customer;

program code that selects decentralized energy resources having the value which are the energy threshold or higher consumed by the customer from the decentralized energy resources; and

program code that arranges energy outputs being outputted from the selected decentralized energy resources in energy arrangement space and then controlling the energy outputs not to result in energy output having energy less than the energy threshold consumed by the customer, and

wherein the program code that controls the energy output, when the energy output having energy less than the energy threshold consumed by the customer is resulted in, comprises program code that controls the energy outputs not to result in energy output having energy less than the energy threshold consumed by the customer by time shifting at least one energy output selected from the energy outputs.

3. The device of claim 2,

further comprising decentralized energy resource cost estimating program code that estimates cost by comparing costs of energy productions which the decentralized energy resources generate when the decentralized energy resource determination program code selects the decentralized energy resource,

wherein the decentralized energy resource determination program code, when the production cost is a predetermined value or higher, excludes a decentralized energy resource of which the production cost is a predetermined value or higher.

4. The device of claim 2, wherein the decentralized energy resource determination program code further comprises:

production energy pattern acquisition program code that obtains an energy pattern which is generated from the decentralized energy resource;

customer threshold energy acquisition program code that obtains energy threshold consumed by the customer; and

decentralized energy resource selection program code that selects a decentralized energy resource having the value which is the energy threshold or higher consumed by the customer from the decentralized energy resources; and

wherein the clustering program code controls the energy outputs so as not to result in energy output having energy less than the energy threshold consumed by the customer.

5. The device of claim 2, wherein the clustering program code, when the energy output having energy less than the energy threshold consumed by the customer is resulted in, controls the energy outputs not to result in energy output having energy less than the energy threshold consumed by the customer by time shifting at least one energy output selected from the energy outputs.

6. The device of claim 2, wherein the decentralized energy resource load profile acquisition program code obtains a decentralized energy resource load profile periodically from the decentralized energy resource which supplies energy to the customer.

7. The device of claim 2,

wherein the customer load profile comprises energy consumption information from the customer,

wherein the decentralized energy resource load profile comprises energy information which is generated from the decentralized energy resource.

8. A method for decentralized energy resource based active virtual power energy management comprising:

processing by one or more processors that process computer executable program code embodied in computer readable storage media, the computer executable program code comprising;

program code that obtains a customer load profile from a customer;

program code that obtains a decentralized energy resource load profile from a decentralized energy resource which provides energy to the customer;

program code that obtains position information of the decentralized energy resource;

program code that analyzes an energy using pattern of the customer and collecting a candidate group of the decentralized energy resources which generate energy corresponding to the energy using pattern of the customer;

program code that selects the decentralized energy resources from the candidate group of the decentralized energy resources using the position information; and

program code that requests energy production to the selected decentralized energy resource,

wherein the program code that selects decentralized energy resources comprises clustering program code that arranges energy outputs being outputted from selected decentralized energy resources and then controls the energy outputs such that when a combination of decentralized energy resources is used to control supplying energy, at least one of the decentralized energy resources is time shifted to optimize the supplying of energy,

wherein the program code that selects the decentralized energy resource comprises;

program code that obtains an energy pattern which is generated from the decentralized energy resource;

program code that obtains energy threshold consumed by the customer;

program code that selects decentralized energy resources having the value which are the energy threshold or higher consumed by the customer from the decentralized energy resources; and

program code that arranges energy outputs being outputted from the selected decentralized energy resources in energy arrangement space and then controlling the energy outputs not to result in energy output having energy less than the energy threshold consumed by the customer, and

wherein the program code that controls the energy output, when the energy output having energy less than the energy threshold consumed by the customer is resulted in, comprises program code that controls the energy outputs not to result in energy output having energy less than the energy threshold consumed by the customer by time shifting at least one energy output selected from the energy outputs.

9. The method of claim 8,

further comprising program code that estimates cost by comparing costs of energy productions which the decentralized energy resources generate,

wherein when the decentralized energy resource is selected, a decentralized energy resource of which the production cost is a predetermined value or higher is excluded.

10. The method of claim 8, wherein program code that obtains a customer load profile comprises program code that obtains a decentralized energy resource load profile periodically from the decentralized energy resource which supplies energy to the customer.

11. The method of claim 8, wherein the customer load profile comprises energy consumption information from the customer, wherein the decentralized energy resource load profile comprises energy information which is generated from the decentralized energy resource.

12. The method of claim 8,

further comprising program code that provides energy to the customer by the decentralized energy resource which receives the request,

wherein when the decentralized energy resource is more than one, the plurality of the decentralized energy resources are driven in parallel to supply energy to the customer.

13. The method of claim 12, further comprising program code that stores a history for the energy provided from the decentralized energy resources to the customer.