Which type of liquid cooling system cools a single component?

A closed loop system is designed to cool a single component by circulating a liquid coolant through a sealed system. This type of cooling system includes components such as a pump, radiator, and water block that are all interconnected and work together to absorb heat from the component and dissipate it effectively. The liquid coolant absorbs heat from the component, then moves to the radiator where it releases the heat into the environment, ensuring that the component maintains a stable operating temperature.

In contrast, an open loop system would typically draw coolant from an external reservoir, which can lead to evaporation or contamination over time, making it less efficient for cooling a single component directly. A hybrid system may combine features of both closed and open-loop designs, but it's not exclusively focused on a single component in the same efficient manner as a closed loop system. An active cooling system is a broader category that includes various forms of cooling, including liquid and air-based solutions, but it doesn’t specifically denote a system dedicated to a single component like the closed loop system does.

Thus, the closed loop system is the most efficient and effective choice for cooling a single component, ensuring reliable thermal management.