适用于寒冷地区的太阳能与低温空气源热泵复合空调系统.pdf

104 暖通空调HVA C 2011 年第41 卷第1 期 清华大学 韩宗伟 李先庭 石文星 针对我国寒冷地区的气候特点, 提出太阳能复合低温空气源热泵的供暖系统形 , 并介绍了系统组成和全年主要的运行模 以乌鲁木齐市某住宅建筑为对象, 分析该系统在 寒冷地区应用的可行性由分析结果可知, 与热网供暖和分体空调器制冷的组合系统相比, 该 系统的运行费用大大降低, 系统投资回收期约为5. 9 a, 节能率约为12. 7% 太阳能 低温空气源热泵 投资回收期 节能率 Low temperat ure airsource heat pump system combined wi th solar energy f or cold areas By Han Zongwei , Li Xianting ! and Shi Wenxing Abstract A ccor ding to the c imate cha racte ristics of co d ar eas in China, pr o poses the o w temper atur e airso ur ce hea t pump ( L T A SH P ) sy stem combine d w ith so ar energ y, and de scribe s the compo nents and main oper ation mo des o f the system of a y ear . T a king a r esidentia bui ding in U r umqi as obje ct , ana yses the a pp icabi ity o f the sy stem in these ar eas . Co mpared w ith he ating netw o rk combine d w ith ro o m air co nditio ners f or heating and a ir co nditioning, the o pera tio n expense r educes signif icant y , the ener gy saving r ate is abo ut 12 . 7% and the pay back per io d of inv estment is abo ut 5 . 9 yea rs. Keywords so a r ener gy , ow temper atur e airsource he at pump , pa yback pe riod o f investm ent , energ y sa ving ! T singhua Univers ity , Beijing , China ∀ 0 : 1) , , , , 2/ 3 , , , , 2 , , 2006 155 m , 2. 78 t ,