用戶側低壓直流供電系統(tǒng)研究及創(chuàng)新實踐
楊欣可,王賽豪,沙云鵬,喬會杰,孔玉輝,李瓊可
(平高集團有限公司,河南 平頂山 467000)
摘 要:概述了低壓直流(LVDC)系統(tǒng)的相關技術理論,分析了LVDC供電系統(tǒng)具有便于分布式電源的友好接入和高效利用、提高電能利用效率、提高線路輸送容量、能夠更好地保障供電直流等技術特點;對國內和國外一些研究機構與院校對低壓直流供電系統(tǒng)的技術研究近況、標準制定情況和一些探索實踐進行了總結,并介紹了平高集團有限公司在低壓直流供電技術領域的研究和實踐情況——建設了具有完整低壓直流生態(tài)架構系統(tǒng)的“直流屋”,對促進節(jié)能減排,實現(xiàn)可持續(xù)能源發(fā)展具有重要意義。
關鍵詞:低壓直流;智慧直流屋;電壓分級;能源管理
中圖分類號:TM712 文獻標識碼:A 文章編號:1007-3175(2020)03-0036-05
Research and Innovation Practice of User Side LVDC Power Supply System
YANG Xin-ke, WANG Sai-hao, SHA Yun-peng, QIAO Hui-jie, KONG Yu-hui, LI Qiong-ke
(Pinggao Group Co., Ltd, Pingdingshan 467000, China)
Abstract: This paper introduced the related technology theory of LVDC system, analyzed the technical characteristics of LVDC power supply system, such as friendly access and efficient utilization of distributed power sources, improvement of power utilization efficiency and line transmission capacity, and better protection of DC power supply, and summarized the current state of technical research, standard setting, and exploratory practices on LVDC power supply systems of some domestic and foreign research institutions and academies.Introduction was made to the research and practice situations of Pinggao Group Co., Ltd, in the field of LVDC power supply technology.The DC house with complete LVDC ecological structure system has been built.It is of great significance for emission reduction and achieving sustainable energy development.
Key words: low voltage DC; smart DC house; voltage classification; energy management
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