KR102615485B1 - 디지털트윈 기반 마이크로그리드 운영 방법 - Google Patents
디지털트윈 기반 마이크로그리드 운영 방법 Download PDFInfo
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Abstract
Description
도 2는 관리 서버의 블록 구성도이다.
도 3은 본 발명 디지털트윈 기반 마이크로그리드 운영 방법이 적용되는 다른 실시 예에 따른 융복합형 마이크로 그리드의 블록 구성도이다.
도 4는 본 발명에 적용되는 디지털 트윈 처리부의 구성도이다.
30:관리 서버 31:데이터베이스
32:에너지 생산량 예측부 33:부하량 예측부
34:제어부 35:통신부
40:에너지 저장부 50:디지털 트윈 처리부
Claims (7)
- a) 다수의 신재생 에너지 설비를 포함하는 에너지 생산 사이트에서 에너지를 생산하는 단계;
b) 관리 서버에서 상기 에너지 생산 사이트에서 생산되는 에너지 생산량과 단위 부하 사이트의 에너지 사용량을 예측하여, 에너지 저장부를 운영하는 단계; 및
c) 디지털 트윈 처리부에서 상기 에너지 생산 사이트와 상기 단위 부하 사이트 및 상기 에너지 저장부를 모델링하고, 상기 관리 서버의 예측 결과를 시뮬레이션하는 단계를 포함하되,
상기 c) 단계에서 상기 디지털 트윈 처리부는,
에너지 자급률 목표에 따라 현재 에너지 생산 사이트에서 상기 단위 부하 사이트로 공급되는 에너지가 자급률 목표인 50 내지 60%를 만족하는지 확인하고, 공급되는 에너지가 자급률 목표 하한인 50%보다 적으면 새로운 에너지 생산 설비를 시뮬레이션에 포함시켜 다시 시뮬레이션 결과를 얻고 평가하여, 자급률을 만족하는 경우에는 마이크로 그리드에 추가된 에너지 생산 설비를 요청하고 표시부에 표시하는 과정; 및
공급되는 에너지가 자급률 상한인 60%를 초과하는 경우 현재 모델링된 에너지 생산 설비의 일부를 가동 중단하는 것을 모델링하고, 다시 시뮬레이션 결과를 얻고 평가하여 자급률을 만족하는 경우에는 해당 에너지 생산설비를 제외하는 요청을 하고 표시부에 표시하는 과정을 포함하여,
에너지 과잉 생산을 방지하고, 목표한 자급률을 유지할 수 있으며,
제어부에서 설비의 고장 이벤트가 검출되면 상기 디지털 트윈 처리부의 에너지 예측 결과에서 고장 이벤트가 발생한 설비에서 생산된 에너지를 제외시키며, 이상 원인을 계획 이벤트와 비계획 이벤트로 구분하고, 계획 이벤트 발생시 알림을 상기 디지털 트윈 처리부로 제공하여 이벤트 처리에 대한 표시를 수행하도록 하는 것을 특징으로 하는 디지털트윈 기반 마이크로그리드 운영 방법. - 제1항에 있어서,
상기 b) 단계는,
과거 데이터의 학습을 통해 에너지 생산량을 예측하는 단계;
과거 데이터의 학습을 통해 부하량을 예측하는 단계; 및
상기 에너지 생산량 예측부와 부하량 예측부의 예측 결과를 이용하여, 에너지 저장부를 운용 제어하는 단계를 포함하는 디지털트윈 기반 마이크로그리드 운영 방법. - 제2항에 있어서,
상기 b) 단계는,
통신부를 통해 상기 에너지 생산 사이트와 상기 단위 부하 사이트와 통신하여 테이터를 획득하고, 상기 에너지 저장부와 통신하여 상기 에너지 저장부를 제어하며, 상기 디지털 트윈 처리부와 통신하여 필요한 데이터를 제공하는 디지털트윈 기반 마이크로그리드 운영 방법. - 제2항에 있어서,
상기 b) 단계의 에너지 생산량 예측 단계는,
시계열 분석법과 군집 분석법을 이용하여 분할 전원인 설비들로부터 생산량을 예측하는 것을 특징으로 하는 디지털트윈 기반 마이크로그리드 운영 방법. - 제4항에 있어서,
상기 에너지 생산량 예측 단계는,
날씨 정보와 지역 정보를 변수로 하여 생산량 예측 결과를 가감하는 것을 특징으로 하는 디지털트윈 기반 마이크로그리드 운영 방법. - 제2항에 있어서,
상기 b) 단계의 부하량 예측 단계는,
시계열 분석을 통해 부하량을 예측하는 디지털트윈 기반 마이크로그리드 운영 방법. - 제6항에 있어서,
상기 부하량 예측 단계는,
날씨 정보와 지역 정보를 변수로 하여 생산량 예측 결과를 가감하는 디지털트윈 기반 마이크로그리드 운영 방법.
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CN117613903A (zh) * | 2024-01-23 | 2024-02-27 | 国网冀北电力有限公司 | 基于数字孪生架构的用户侧储能调度优化控制方法及装置 |
CN118412864A (zh) * | 2024-07-03 | 2024-07-30 | 国网浙江省电力有限公司双创中心 | 一种电力负荷分钟级柔性控制方法、系统及设备 |
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KR20180060317A (ko) * | 2016-11-28 | 2018-06-07 | 한국전력공사 | 심층 신경망 기반 수용가 전력 수요 예측 장치 및 방법 |
KR20210074587A (ko) * | 2019-12-12 | 2021-06-22 | 주식회사 그리다에너지 | 디지털 트윈 기술을 기반으로 한 스마트그리드 시스템의 최적화 관리장치 및 방법 |
KR102137751B1 (ko) * | 2020-01-16 | 2020-07-27 | 주식회사 텔다 | 머신러닝 알고리즘 기반의 에너지 에이전트를 활용한 전력거래시스템 및 방법 |
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CN117613903A (zh) * | 2024-01-23 | 2024-02-27 | 国网冀北电力有限公司 | 基于数字孪生架构的用户侧储能调度优化控制方法及装置 |
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