Journal of Appliance Science & Technology ›› 2022, Vol. 0 ›› Issue (6): 42-46.doi: 10.19784/j.cnki.issn1672-0172.2022.06.005

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Uncertainty evaluation for coefficient test of standing loss per 24 h of electric storage water heater

LU Wei1, WANG Boyan2   

  1. 1. China Household Electric Appliances Research Institute Beijing 100037;
    2. CHEARI (Beijing) Certification & Testing Co., Ltd. Beijing 100176
  • Online:2022-12-01 Published:2023-01-10

Abstract: The electric storage water heater is equipped with a thermostat and a thermal protector to control the temperature, and has the advantages of high safety performance and convenient use. With the popularity of electric storage water heaters, as a common high-power household appliance, its energy consumption has attracted much attention. The coefficient of standing per 24 h is one of the important energy consumption indicators of electric storage water heaters, and it is an important parameter for people to compare electric water heater products. Analyzes the uncertainty for the coefficient test of standing loss per 24 h of electric water heaters, and provides a reference for improving the accuracy of energy efficiency testing of electric water heaters.

Key words: Electric storage water heater, Coefficient of standing loss per 24 h, Uncertainty

CLC Number: