Inorganic-salt efficient coolant for refrigerated products
A technology of frozen products and inorganic salts, applied in the direction of heat exchange materials, chemical instruments and methods, etc., can solve the problems of phase separation, flammability and explosion, low latent heat of phase change, etc., to improve the stability of phase change cycle, cycle Good stability and high latent heat of phase change
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[0014] Example 1:
[0015] An inorganic salt phase change material includes the following components by weight percentage:
[0016]
[0017] The preparation process of the cold storage agent of the present invention is simple and feasible, easy to operate, high economic value, and good stability. The phase transition temperature of the cold storage agent measured by DSC (differential scanning calorimetry) is -19.51°C, and the latent heat of phase transition is 273.4KJ / Kg
[0018] The cooling curve of this embodiment is as figure 1 As mentioned, the degree of supercooling is 0.1℃, and there is almost no degree of supercooling
Example Embodiment
[0019] Example 2:
[0020] An inorganic salt phase change material includes the following components by weight percentage:
[0021]
[0022] The preparation process of the cold storage agent of the present invention is simple and feasible, easy to operate, high economic value, and good stability. The phase transition temperature of the cold storage agent measured by DSC (differential scanning calorimetry) is -20.02°C, and the latent heat of phase transition is 278.0KJ / Kg
[0023] The cooling curve of this embodiment is as figure 2 As mentioned, the degree of supercooling is 0.7°C, and the degree of supercooling is very small.
Example Embodiment
[0024] Example 3:
[0025] An inorganic salt phase change material includes the following components by weight percentage:
[0026]
[0027] The preparation process of the cold storage agent of the present invention is simple and feasible, easy to operate, high economic value, and good stability. The phase transition temperature of the cold storage agent measured by DSC (differential scanning calorimetry) is -21.78°C, and the latent heat of phase transition is 282.3KJ / Kg
[0028] The cooling curve of this embodiment is as image 3 As mentioned, the degree of supercooling is 1.0°C, and the degree of supercooling is very small.
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