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Efficiency Optimization of Liquid-cooled Server Relies on Temperature Monitoring of NTC Temperature Sensor

Time:2026-01-23 Views:60

In the complex and changeable working conditions of liquid-cooled server, the inconspicuous EXSENSE high-accuracy NTC temperature sensors are monitoring every temperature fluctuation in real time, building the first line of defense for the stable operation of the server. As the core device of the data center, liquid-cooled server generates a lot of heat during operation, and if it cannot dissipate heat and control temperature in time, it will lead to server performance degradation, hardware life shortening, and even system failure. It is the assistance of NTC temperature sensors that can keep liquid-cooled server within the appropriate junction temperature range and support the continuous computing power output of data center.


For accurate and efficient temperature monitoring, EXSENSE temperature sensors are installed in several key locations in liquid-cooled server.

Mounting Position Main Monitoring Object Function
CPU/GPU cold plate Thermal load of chip, heat exchange efficiency of cold plate Assist in dynamically adjusting the corresponding branch flow or pump speed to prevent local overheating
Coolant pipeline Cyclic state of coolant Assist in adjusting the fan speed to achieve effective heat dissipation
Water inlet/outlet of key pipeline Coolant temperature at particular node Provide high-accuracy temperature references for calibration or local precise temperature control


EXSENSE NTC temperature sensors work in liquid-cooled server based on their own unique negative temperature coefficient characteristics. Therefore, when the NTC detects that the internal junction temperature is too high, the control system will issue a command to increase the coolant flow rate/increase the flow speed to quickly complete the heat dissipation; Or increase the speed of the cooling fan to assist in heat dissipation. Among them, the outstanding features of the EXSENSE liquid-cooled server NTC temperature sensor are indispensable:


1. Fast thermal response time, the key to capturing dynamic thermal changes


During the operation of liquid-cooled server, instantaneous high-load operations, such as big data processing and complex simulation calculations, will quickly generate heat and the temperature will rise sharply. With its rapid thermal response ability, the NTC temperature sensors can capture this temperature sudden change signal in a short period of time, gaining valuable response time for the control system, allowing it to adjust in time and avoid damage to the server due to short-term high temperatures, thereby effectively improving the stability and reliability of the server.


2. High accuracy, the cornerstone of intelligent temperature control


In liquid-cooled server, the junction temperature of different components vary, and the allowable temperature fluctuation range is small. EXSENSE temperature sensors accurately measure junction temperature, control measurement errors within range, and provide reliable data support for the control system of liquid-cooled server. High-accuracy NTCs helps liquid-cooled server accurately control the temperature, avoiding energy waste caused by excessive cooling or insufficient cooling leading to high temperature of processor, effectively improving energy utilization efficiency and reducing server energy consumption.


3. Support customization, the prerequisite for design flexibility


Different models and applications of liquid-cooled servers have different internal structures, heat generation component distribution, and heat dissipation requirements. Through the customized service of EXSENSE Electronics, the parameters and dimensions of the NTC temperature sensors can be adjusted according to the specific design scheme of the liquid-cooled server, so that it can better complete excellent temperature monitoring work in a small space or special location inside the server.


The temperature control network composed of EXSENSE NTC temperature sensors can sensitively sense abnormal temperature in the data deluge of liquid-cooled server day and night, ensuring the smooth operation of the data center. EXSENSE liquid-cooled server NTC temperature sensors help liquid-cooled server bid farewell to traditional cooling system and achieve more intelligent and more efficient cooling results.

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