技术中心

【英文篇名】 Development of the low temperature air source heat pump in Japan 【下载频次】 ★☆ 【作者】 石文星; 【英文作者】 Shi Wenxing Tsinghua University; Beijing; China; 【作者单位】 清华大学; 【文献出处】 暖通空调 , Heating Ventilating nbsp; 期刊荣誉：中文核心期刊要目总览 ASPT来源刊 中国期刊方阵 CJFD收录刊 【中文关键词】 低环境温度空气源热泵; 制热循环; 制冷剂喷射; 融霜; 防冻结; 【英文关键词】 low temperature air source heat pump; heating cycle; refrigerant injection; defrost; anti-freezing; 【摘要】 研发制热能力强、运行效率高、满足室内舒适性要求的低环境温度空气源热泵(低温热泵)是推进寒冷地区可持续供热技术发展的重要任务之一。介绍了近年来日本在低温热泵方面的技术进展,包括改善压缩机、换热器等核心部件性能,制冷循环的优化设计与控制,不间断制热融霜,融霜水排放与防冻结技术等相关内容。 【英文摘要】 The research goal of the low temperature air source heat pump(LTASHP) is to pursue higher heating capacity,energy efficiency and indoor thermal comfort,and it has become an important task in the promotion of the sustainable heating technologies in the cold area.Presents the technical developments for the LTASHP in Japan including the performance improvement of main components,such as compressors and heat exchangers,the optimization of the refrigeration cycle and control strategy,the frost removal without in...