China Thermal Energy Storage Industry Development Report (2024)—Industry technologies, development status, and model projects

doi:10.19799/j.cnki.2095-4239.2024.0834

Abstract

Abstract:

Thermal energy storage (TES) technology is crucial for balancing fluctuations in renewable energy sources, improving energy efficiency and increasing the flexibility of energy systems. This article highlights key insights from the "China Thermal Energy Storage Industry Development Report (2024)," providing a comprehensive overview of China's thermal energy storage industry. It focuses on the current state of thermal storage technology, its development, and notable demonstrations within the industry. The article also covers three main types of thermal energy storage technologies: sensible, latent, and thermochemical. Each technology is characterized by its characteristics and suitable applications, along with key parameters such as heat storage capacity and stability. The market scale, development trends, and relevant policies affecting the thermal storage industry are summarized. The article also emphasizes typical demonstrations of TES technology across various sectors, including buildings, district heating and cooling, power sector, and industrial processes. These examples showcase the practical applications and effectiveness of TES technology, offering valuable insights and experiences for industry promotion.

Key words: thermal energy storage technology, sensible thermal energy, latent thermal energy, thermochemical energy, project demonstration, industry technology

CLC Number:

TK 02

Yujie ZHANG, Jiangyun CHEN, Jianqiang LI, Yanjun DAI. China Thermal Energy Storage Industry Development Report (2024)—Industry technologies, development status, and model projects[J]. Energy Storage Science and Technology, 2024, 13(12): 4452-4463.

Figures/Tables 11

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Table 1

Fig. 4

Table 2

Table 3

Demonstration projects of solar thermal concentration heating[33,47]"

示范项目名称	地点	热源	供暖面积/ $m 2$	蓄热装置	蓄热装置尺寸/ $m 3$
逐鹿县太阳能跨季节池式蓄热示范项目	河北省	太阳能	3000~5000	蓄热水池	3000
定日县太阳能集中供暖示范项目	西藏自治区	太阳能	$1.426 × 105$	蓄热水池	20000
色尼区太阳能集中供暖示范项目	西藏自治区	太阳能	$7.42 × 104$	蓄热罐	10000
西藏拉孜县太阳能集中供暖示范项目	西藏自治区	太阳能	$1.45 × 105$	蓄热水池	16000
西藏仲巴县跨季节蓄热储能示范项目	西藏自治区	太阳能	$1.18 × 105$	蓄热水罐	$15000$

Table 3

Table 4

Table 5

Table 6

Demonstration projects of peak shaving in power sector[1, 33, 55-58]"

示范项目名称	地点	建成时间	蓄热材料	蓄热量 /MWh	运行效果
吉林江南热电基于储热技术的热电联产机组调频调峰改造示范项目	吉林	2017年	水	1302	调峰时刻提高热网温度4 ℃
大唐辽源热电厂供热机组灵活性调峰示范项目	吉林	2018年	水	1188	热电解耦能力达到设计值的106.25%
华能丹东电厂热电解耦改造储热罐项目	辽宁	2020年	水	1400	调峰容量从70%的额定负荷上升到85%
江苏国信靖江电厂熔盐储能调峰供热示范项目	江苏	2022年	熔盐	75	机组调峰容量达到75%的额定负荷
魏家峁煤电机组熔盐储热示范项目	内蒙古	2023年	熔盐、水	80	年降低CO₂排放 $3 × 105 t$
华能德州电厂熔盐储能调峰示范项目	山东	2024年	熔盐	180	集成熔盐蒸气蓄热和电蓄热功能
华源热电厂熔盐储能辅调频调峰示范项目	山东	2024年	熔盐	100	拓宽火电机组灵活调节容量约85 MW

Table 6

Table 7

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发布时间	发布单位	政策名称	主要内容	参考文献
2023年	国家发展改革委、国家能源局	《关于加强新形势下电力系统稳定工作的指导意见》	充分发挥电化学储能、压缩空气储能、飞轮储能、氢储能、热(冷)储能等各类新型储能的优势，结合应用场景构建储能多元融合发展模式，提升安全保障水平和综合效率	[35]
2022年	工业和信息化部等	《关于深入推进黄河流域工业绿色发展的指导意见》	鼓励青海、宁夏等省区发展储热熔盐和超级电容技术，培育新型电力储能装备	[36]
2022年	科技部等	《科技支撑碳达峰碳中和实施方案》	研发高可靠性、低成本太阳能热发电与热电联产技术，突破高温吸热传热储热关键材料与装备等	[37]
2022年	国家发展改革委、国家能源局	《“十四五”新型储能发展实施方案》	氢储能、热(冷)储能等长时间尺度储能技术将取得突破；鼓励发展电供暖与蓄热储能相结合供暖模式	[34]

示范项目名称	地点	蓄热技术	热源
华润生命科学园相变蓄热储能供暖示范项目	北京	相变蓄热	谷电
广州华润创智园动态冰蓄冷中央空调供冷站示范项目	广州	相变蓄冷(冰)	谷电
天津水游城商业中心谷电相变蓄热储能供暖示范项目	天津	相变蓄热	谷电
北京黄村镇政府大楼相变蓄热储能示范项目	北京	相变蓄热	谷电+电锅炉
辽宁邮电智慧相变蓄热储能系统示范项目	沈阳	相变蓄热	谷电
远能乌兰巴托(蒙古国)某幼儿园供暖项目	蒙古国	相变蓄热	太阳能
张家口凯博风尚商城电热式固体蓄热储能供热示范项目	张家口	显热蓄热	谷电
内蒙古赤峰市德润排水有限公司固体电蓄热供暖示范项目	赤峰	显热蓄热	谷电
赤峰市党政综合楼供暖示范项目	赤峰	显热蓄热	谷电
新疆阿勒泰市阿苇滩镇谷电固态蓄热供暖示范项目	阿勒泰	显热蓄热	谷电
灵丘县40万kW风电供暖示范项目	大同	显热蓄热	弃风电力
一汽大众汽车有限公司天津工厂水蓄冷示范项目	天津	显热蓄冷(水)	谷电

示范项目名称	功率/MWh	储存容量/MWh	蓄热技术
贵州毕节压缩空气储能示范项目	10	40	压力水蓄热
安徽芜湖压缩空气储能示范项目	0.5	0.5	压力水蓄热
江苏金坛盐穴压缩空气储能国家试验示范项目	60	300	导热油蓄热
中国能建湖北应城级压缩空气储能示范项目	300	1500	压力水蓄热
甘肃酒泉压缩空气储能电站示范项目	300	1800	熔盐蓄热、压力水蓄热
辽宁朝阳压缩空气储能电站示范项目	300	1200	熔盐蓄热、压力水蓄热

示范项目名称	地点	蓄热材料	热源	终端用途
绍兴绿电熔盐储能项目	绍兴	熔盐	谷电(部分电来源于风电光电)	蒸汽供应
常州市卿卿针织厂谷电蒸汽蓄热锅炉项目	常州	水(相变)	谷电	蒸汽供应
北京热力熔盐储热供蒸汽示范项目	北京	熔盐	谷电	蒸汽供应
习水县小糊涂仙酒厂固体蓄热式能源示范项目	贵州	固体蓄热材料	谷电、工业废热	蒸汽供应
西子航空园“光伏发电+熔盐储热+液流储能”示范项目	杭州	熔盐	太阳能	蒸汽供应
华业阳光内蒙古赤峰工业余热加太阳能蓄热供暖示范项目	赤峰	土壤	太阳能、工业余热	供暖
江苏金合能源科技有限公司橡胶制品生产导热油示范项目	浙江等	固体蓄热材料	谷电	橡胶制品用热
华北油田 “储热+光热一体化应用装置”示范项目	内蒙古	混凝土	太阳能	油田供热

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