技术中心

【英文篇名】 Elimination of potential troubles of thermal expansion valve 【下载频次】 ☆ 【作者】 贝正其; 王洪明; 叶兴海; 景江兴; 孟丽娜; 【英文作者】 Bei Zhengqi Wang Hongming Ye Xinghai Jing Jiangxing Meng Lina （Zhejiang Chunhui Intelligent Control Co.; Ltd.）; 【作者单位】 浙江春晖智能控制股份有限公司; 【文献出处】 制冷与空调 , Refrigeration and Air-Conditioning, 编辑部邮箱 2009年 04期 期刊荣誉：ASPT来源刊 CJFD收录刊 【中文关键词】 热力膨胀阀; 性价比; 空调; 热泵热水器; 故障; 制冷; 【英文关键词】 thermal expansion valve; performance price ratio; air-conditioning; heat pump water heater; trouble; refrigeration; 【摘要】 现有用于制冷系统自动调节供给蒸发器制冷剂流量的热力膨胀阀,普遍存在感温管感受温度的准确性差,调节过程中流量波动大,有时会产生卡跳或啸叫声,膜盒及感温部分一旦泄漏制冷系统将无法工作等隐患。笔者就上述隐患产生的原因进行分析,并从结构上提供技术改进途径,为热力膨胀阀进入家用空调和热泵热水器领域提供保障。 【英文摘要】 The current thermal expansion valve of the air-conditioning system for automatic adjustment of the refrigerant flow to the evaporator,has the potential troubles of poor accuracy of temperature susceptibility of the temperature sensing tube,large flow fluctuation during adjusting,jamming and jumping and howling sometime generated,and if the thermal head and temperature sensing part leaks,the air-conditioning system can't work.Analyzes the reasons causing the above potential troubles,and provides technical so...