导(Dao)热(Re)系(Xi)数(Shu)((?)W/mK)(?)表(Biao)征(Zheng)一(Yi)种(Zhong)导(Dao)热(Re)油(You)的(De)吸(Xi)热(Re)和(He)放(Fang)热(Re)能(Neng)力(Li),(?)良(Liang)好(Hao)的(De)热(Re)传(Chuan)导(Dao)性(Xing)可(Ke)以(Yi)改(Gai)善(Shan)换(Huan)热(Re)设(She)备(Bei)的(De)受(Shou)热(Re)表(Biao)面(Mian)上(Shang)传(Chuan)热(Re)的(De)状(Zhuang)况(Kuang)。(?)导(Dao)热(Re)系(Xi)数(Shu)随(Sui)其(Qi)温(Wen)度(Du)的(De)上(Shang)升(Sheng)而(?)降(Jiang)低(Di),(?)导(Dao)热(Re)油(You)的(De)导(Dao)热(Re)系(Xi)数(Shu)要(Yao)大(Da)幅(Fu)低(Di)于(Yu)水(Shui)的(De)导(Dao)热(Re)系(Xi)数(Shu)。(?)
热(Re)焓(Han)((?) kJ/kg)(?)表(Biao)示(Shi)物(Wu)质(Zhi)系(Xi)统(Tong)能(Neng)量(Liang)的(De)状(Zhuang)态(Tai)参(Can)数(Shu)。(?)导(Dao)热(Re)油(You)在(Zai)气(Qi)相(Xiang)和(He)液(Ye)相(Xiang)条(Tiao)件(Jian)下(Xia)的(De)焓(Han)值(Zhi)都(Du)大(Da)幅(Fu)低(Di)于(Yu)蒸(Zheng)汽(Qi)和(He)水(Shui),(?)故(Gu)在(Zai)相(Xiang)同(Tong)容(Rong)积(Ji)和(He)工(Gong)作(Zuo)温(Wen)度(Du)条(Tiao)件(Jian)下(Xia),(?)导(Dao)热(Re)油(You)锅(Guo)炉(Lu)及(Ji)系(Xi)统(Tong)内(Nei)所(Suo)积(Ji)蓄(Xu)的(De)能(Neng)量(Liang)低(Di)于(Yu)蒸(Zheng)汽(Qi)和(He)热(Re)水(Shui)锅(Guo)炉(Lu)及(Ji)系(Xi)统(Tong)。(?)
上(Shang)一(Yi)篇(Pian):(?)导(Dao)热(Re)油(You)每(Mei)年(Nian)正(Zheng)常(Chang)损(Sun)耗(Hao)量(Liang)有(You)多(Duo)少(Shao)?(?)
下(Xia)一(Yi)篇(Pian):(?)怎(Zen)样(Yang)判(Pan)断(Duan)导(Dao)热(Re)油(You)局(Ju)部(Bu)过(Guo)热(Re)和(He)严(Yan)重(Zhong)高(Gao)温(Wen)氧(Yang)化(Hua)?(?)