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nutrient solution recycling apparatus with ultraviolet sterilizer capable of cleaning automatically
The invention not only to reduce costs by recycling by mixing the waste of nutrient solution the raw water and sterilized at a rate that is a sterilized by recovering waste of nutrient solution isExpand
  • 7
Ground penetration radar
PURPOSE: A radar for investigating the ground is provided to improve the resolution of an underground structure image by setting a delay line to minimize a surface reflection. Expand
  • 6
Apparatus and method for preventing overcharge
We provide an apparatus and a method for protecting each of a plurality of cell stacks included in a battery pack from overcharging. Expand
Secondary battery which detects displacement of gas discharge part to prevent battery cell swelling, system for charging secondary battery, and method for manufacturing secondary battery
The present invention relates to a secondary battery which detects a displacement of a gas discharge part to prevent a battery cell swelling, a system for charging the secondary battery, and a methodExpand
Apparatus for relaying wireless power, method for transmitting wireless power and method for contorlling resonance frequency
Wireless Power relay device for transmitting power to the wireless power receiving apparatus using magnetic resonance, according to an embodiment of the present invention is transmitted to theExpand