Secondary refrigerant and preparation method thereof, cooling structure, semiconductor laser bar and heat sink system
A cooling structure and semiconductor technology, applied in semiconductor lasers, lasers, laser parts, etc., can solve the problems of ice particles blocking heat sink microchannels, electrostatic ignition, etc., to improve electro-optical efficiency, prevent accumulation, and wide liquid temperature range. Effect
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[0041] In an embodiment of another embodiment of the present invention, there is provided a method for preparing a refrigerant for a semiconductor laser bar operating at a low temperature according to the above solution, which may include: adding alcohol to the fluoride.
[0042] In an optional embodiment, the volume ratio of the fluoride to the alcohol is 100:1-2:1.
[0043] In an optional embodiment, it may further include: stirring, stirring the fluoride and the alcohols evenly.
[0044]In an optional embodiment, the fluoride is one or more of pentafluoropropane, hexafluoropropane, heptafluoropropane and Freon.
[0045] In an optional embodiment, the alcohols are one or more of methanol, ethanol, and ethylene glycol.
[0046] figure 1 It is a structural schematic diagram of a microchannel heat sink cooling structure according to an embodiment of the present invention.
[0047] Such as figure 1 As shown, in an embodiment of another embodiment of the present invention, a ...
Embodiment 1
[0059] Add 100ml of pentafluoropropane and 10ml of dehydrated ethanol into the beaker, stir well with a glass rod, and measure the temperature of the mixed solution to be -25°C.
Embodiment 2
[0061] Add 100ml of pentafluoropropane and 20ml of dehydrated ethanol into the beaker, stir well with a glass rod, and measure the temperature of the mixed solution to be -25°C.
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