1Analysis of the revision of GB/T 7725 for room air conditionersCAI Ning, YANG Shuang, LI LiyanArticles18-242Research on heat transfer characteristics of the C-type fin in duct-type air conditioners under non-uniform airflowLI Feng, LUO Bin, LI Zhaohui, MA Zhiheng, ZHAO Rijing, HUANG DongArticles25-29,543Study on the influence of air deflector on air volume and indoor air distribution of air conditioningZHANG Hengqing, YANG Jie, CHEN Chao, YAN JianfangArticles30-334Experimental study on the on-off dynamic behavior of variable refrigerant flow system in cooling mode with high temperatureYANG Huandi, CHEN MaoArticles34-385Experimental study on non frost effect of air source heat pumpLI Huiling, ZHOU Hongliang, TANG Qixiong, MIAO XiongweiArticles40-446Robust design and analysis of vibration damping system on rubber pad of rotary compressorWANG Chao, FAN YufeiArticles45-497Research of R290 refrigerant charge on 1.5 HP air conditioning systemZHANG Jun, YANG MinArticles50-548The causes and solutions of heat expansion cold contraction and abnormal sound of wall-mounted air conditionerLIU WeitongArticles56-59,689Heat transfer analysis of frequency conversion IPM controller heat sink for refrigeratorWEN Jiajia, HU Mengcheng, GAO ZhiqianArticles60-6310Research on vibration and noise reduction technology of electric damper of air cooled refrigeratorZHANG Haipeng, SUN Jinglong, WANG Wei, PAN Yiguang, DING LonghuiArticles64-6811Study on the layout design of refrigerator refrigeration systemLI Wei, GAO Zhiqian, ZHANG Gufeng, WANG Yiming, WANG Chenchen, WANG YuArticles69-7312Indoor small sample sound source localization method based on transfer learningWU Shuang, FENG Tao, WANG JingArticles74-7813Diagnosis method of refrigerator acoustic vibration fault based on IVMD-SVMLIU Yuanyuan, JIANG Jun, CAO Jilai, WANG Liya, ZHAO ShengyuArticles80-8314Noise suppression of reciprocating vacuum pump pipelinesCHEN Guoping, XU Yiming, CHEN Pengyu, ZHANG Jinnan, ZHANG XuArticles84-8715An efficiency optimized high frequency PFC control methodHUO Zhaojing, BI RangArticles88-91,9616Design and realization of the circuit of magnetic resonance wireless power transmission systemXU Jun, REN Xinjie, LIU Jinchen, WANG ShichaoArticles92-9617A review of gas sensors in smart home appliancesXIONG Mingzhou, ZHANG Qian, HOU Xiaodong, WANG Chengcheng, SHI LeiArticles98-10318Research and application of washing solution concentration identification methodYIN Junming, XU Sheng, LI Pingping, HUANG Zhenxing, LI Dong, LV YanfenArticles104-10719Research on the influence of energy collecting ring on the performance of burnerGUO BaileiArticles108-11220Prediction of ambient voltage of an air purifier based on BP neural networkXIONG Mingzhou, WANG Chengcheng, SHI Lei, CHEN DanhuiArticles114-117 