Top ten brands of rice cookers:
1, Midea
2, Jiuyang
3, Supor
4, Panasonic
5, Philips
6, Pentium
7, Ilette
8, Xiangyin
9, Galanz. It can not only cook food, but also keep it warm. It is clean and hygienic to use, without pollution, saving time and effort, and it is one of the indispensable appliances for the modernization of housework.
the heating element of an Electric cooker includes an electric heating tube type heating plate and a P.T.C element heating plate. Electric heating tube heating plate has good insulation, corrosion resistance, thermal conductivity and mechanical strength, long service life and high efficiency; The heating plate of P.T.C element has the characteristics of positive temperature resistance coefficient and automatic temperature control, with high efficiency, and no naked flame < P > rice cooker < P > is less affected by power fluctuation.
The temperature control elements of the rice cooker are bimetallic temperature control system and magnetic material temperature control system, the former is not as safe and reliable as the latter. Electric cookers are divided into combined type and integral type according to the structural form of the cooker body; According to the pressure in the pot, it can be divided into low pressure type (.4MPa), medium pressure type (.1MPa) and high pressure type (.15 ~ .2 MPa). According to the way of heating food, it can be divided into direct heating and indirect heating.
since 195s, electric cookers have become popular. In 1986, the output of rice cookers in the United States was 5.9 million, and that in Japan was 6.92 million. In 1987, the output of rice cookers in China reached 1.2632 million. In the mid-198s, electronic rice cookers equipped with microprocessors began to be put on the market (firepower, temperature, time, heating mode, etc.).