Thermal Control Strategies
Expert-defined terms from the Advanced Certificate in Data Center Cooling Systems course at London School of Business and Administration. Free to read, free to share, paired with a professional course.
Absolute Humidity refers to the total amount of water vapor present in a given v… #
Related terms include relative humidity and specific humidity. Absolute humidity is a critical parameter in maintaining optimal cooling conditions within data centers, as excessive moisture can lead to equipment damage and reduced efficiency.
Adiabatic Cooling is a cooling technique that utilizes the evaporation of… #
Related terms include evaporative cooling and indirect evaporative cooling. Adiabatic cooling is particularly useful in dry climates, where the heat transfer coefficient is high, allowing for effective cooling with minimal energy input.
Air Conditioning refers to the process of controlling the temperature, humidity,… #
Related terms include heating, ventilation, and air handling. Air conditioning is a critical component of thermal control strategies, as it enables the maintenance of a stable temperature and humidity environment, essential for ensuring the reliability and performance of data center equipment.
Airflow Management involves the control and optimization of airflow within a dat… #
Related terms include airflow optimization and cold aisle containment. Airflow management is essential for maintaining efficient cooling and minimizing energy waste, as it enables the delivery of cool air directly to the IT equipment, reducing the risk of overheating and equipment failure.
ASHRAE stands for the American Society of Heating, Refrigerating, and Air #
Conditioning Engineers, a professional organization that provides guidelines and standards for thermal control and cooling systems in data centers. Related terms include ASHRAE standards and data center design. ASHRAE guidelines play a critical role in shaping the design and operation of data center cooling systems, ensuring that they meet the required standards for reliability, efficiency, and sustainability.
Availability refers to the ability of a data center to maintain continuous op… #
Related terms include reliability, maintainability, and downtime. Availability is a critical metric for data centers, as it directly impacts the performance and reliability of the IT equipment and services, and is often used to evaluate the effectiveness of thermal control strategies.
Blade Server refers to a type of server design that utilizes a compact, m… #
Related terms include blade server cooling and high-density computing. Blade servers present unique cooling challenges, as their high density and compact design require specialized cooling solutions to maintain optimal operating temperatures.
British Thermal Unit (BTU) is a unit of measurement for energy , often use… #
Related terms include tons of refrigeration and kilowatts. BTU is an important metric for evaluating the performance and efficiency of data center cooling systems, as it enables the comparison of different cooling solutions and their energy consumption.
Capacity Planning involves the process of forecasting and planning for future <b… #
Related terms include capacity management and data center expansion. Capacity planning is essential for ensuring that data centers can meet future demand and maintain optimal performance, and is critical for evaluating the effectiveness of thermal control strategies.
Carbon Usage Effectiveness (CUE) is a metric used to evaluate the carbon … #
Related terms include carbon footprint and sustainability. CUE is an important metric for data centers, as it enables the evaluation of their environmental impact and the effectiveness of their thermal control strategies in reducing carbon emissions.
Chiller is a type of cooling system that uses a refrigerant to cool</i… #
Related terms include chiller plant and cooling tower. Chillers are a common cooling solution for data centers, as they offer high cooling capacity and efficiency, and can be used in conjunction with other cooling techniques to maintain optimal operating conditions.
Cold Aisle Containment is a cooling technique that involves enclosing the… #
Related terms include hot aisle containment and airflow management. Cold aisle containment is an effective way to improve cooling efficiency and reduce energy waste, as it enables the delivery of cool air directly to the IT equipment, minimizing the risk of overheating and equipment failure.
Computer Room Air Conditioning (CRAC) refers to the cooling systems used… #
Related terms include CRAC unit and air handling. CRAC systems are a critical component of data center thermal control strategies, as they enable the maintenance of a stable temperature and humidity environment, essential for ensuring the reliability and performance of IT equipment.
Cooling Capacity refers to the ability of a cooling system to remove h… #
Related terms include cooling efficiency and heat transfer. Cooling capacity is a critical metric for evaluating the performance of data center cooling systems, as it enables the comparison of different cooling solutions and their energy consumption.
Data Center Infrastructure Management (DCIM) refers to the use of software tools… #
Related terms include DCIM software and data center management. DCIM is essential for ensuring the efficiency and reliability of data center operations, as it enables real-time monitoring and optimization of thermal control strategies.
Direct Expansion (DX) Cooling is a type of cooling system that uses a ref… #
Related terms include DX cooling unit and air handling. DX cooling is a common cooling solution for data centers, as it offers high cooling capacity and efficiency, and can be used in conjunction with other cooling techniques to maintain optimal operating conditions.
Downtime refers to the period of time during which a data center is unable to op… #
Related terms include uptime and availability. Downtime is a critical metric for data centers, as it directly impacts the performance and reliability of the IT equipment and services, and is often used to evaluate the effectiveness of thermal control strategies.
Efficiency refers to the ability of a data center to minimize energy cons… #
Related terms include sustainability and energy efficiency. Efficiency is a critical metric for data centers, as it enables the reduction of energy consumption and environmental impact, while maintaining optimal performance and reliability.
Energy Efficiency refers to the ability of a data center to minimize energy</… #
Related terms include sustainability and efficiency. Energy efficiency is a critical metric for data centers, as it enables the reduction of energy consumption and environmental impact, while maintaining optimal performance and reliability.
Evaporative Cooling is a cooling technique that utilizes the evaporation… #
Related terms include adiabatic cooling and indirect evaporative cooling. Evaporative cooling is particularly useful in dry climates, where the heat transfer coefficient is high, allowing for effective cooling with minimal energy input.
Free Cooling is a cooling technique that utilizes external air to cool… #
Related terms include air-side free cooling and water-side free cooling. Free cooling is an effective way to reduce energy consumption and minimize environmental impact, as it enables the use of external air to cool the data center, reducing the need for mechanical cooling systems.
Heat Exchanger is a device used to transfer heat from one fluid to anothe… #
Related terms include plate heat exchanger and shell-and-tube heat exchanger. Heat exchangers are a critical component of data center thermal control strategies, as they enable the transfer of heat from the IT equipment to a cooling medium, maintaining optimal operating temperatures.
Heat Transfer refers to the process of transferring heat from one object… #
Related terms include heat transfer coefficient and thermal resistance. Heat transfer is a critical concept in data center thermal control strategies, as it enables the evaluation of cooling system performance and the optimization of heat transfer mechanisms.
Hot Aisle Containment is a cooling technique that involves enclosing the… #
Related terms include cold aisle containment and airflow management. Hot aisle containment is an effective way to improve cooling efficiency and reduce energy waste, as it enables the delivery of cool air directly to the IT equipment, minimizing the risk of overheating and equipment failure.
Humidity Control involves the regulation of humidity levels within a data center… #
Related terms include humidity sensor and dehumidification. Humidity control is a critical component of data center thermal control strategies, as excessive humidity can lead to equipment damage and reduced efficiency, while insufficient humidity can result in static electricity and equipment failure.
Infrared Thermography is a technique used to visualize and measure temperatur… #
Related terms include thermal imaging and temperature mapping. Infrared thermography is a valuable tool for evaluating the effectiveness of thermal control strategies, as it enables the identification of hot spots and the optimization of cooling system performance.
Indirect Evaporative Cooling is a cooling technique that utilizes the eva… #
Related terms include adiabatic cooling and evaporative cooling. Indirect evaporative cooling is particularly useful in dry climates, where the heat transfer coefficient is high, allowing for effective cooling with minimal energy input.
IT Equipment refers to the computer hardware and software used to… #
Related terms include server, storage, and networking equipment. IT equipment is the primary load that data center cooling systems are designed to cool, and its performance and reliability are directly impacted by the effectiveness of thermal control strategies.
Kilowatt (kW) is a unit of measurement for power , often used to express t… #
Related terms include kilowatt-hour and megawatt. Kilowatt is an important metric for evaluating the power consumption of data center IT equipment and the efficiency of cooling systems.
Latent Heat refers to the heat energy required to change the state of a s… #
Related terms include sensible heat and heat transfer. Latent heat is a critical concept in data center thermal control strategies, as it enables the evaluation of cooling system performance and the optimization of heat transfer mechanisms.
Load Management involves the process of managing the power consumption of… #
Related terms include load balancing and power management. Load management is a critical component of data center thermal control strategies, as it enables the optimization of power consumption and the reduction of energy waste.
Mean Time Between Failures (MTBF) is a metric used to evaluate the reliabilit… #
Related terms include mean time to repair (MTTR) and availability. MTBF is a critical metric for data centers, as it directly impacts the performance and reliability of the IT equipment and services, and is often used to evaluate the effectiveness of thermal control strategies.
Network Equipment refers to the hardware and software used to tran… #
Related terms include server, storage, and IT equipment. Network equipment is a critical component of data center operations, and its performance and reliability are directly impacted by the effectiveness of thermal control strategies.
Operating Temperature refers to the temperature range within which IT equ… #
Related terms include temperature range and thermal limits. Operating temperature is a critical parameter in data center thermal control strategies, as excessive temperature can lead to equipment damage and reduced efficiency.
Particulate Matter (PM) refers to the small particles that can be present in the… #
Related terms include air quality and filtration. PM is a critical parameter in data center thermal control strategies, as excessive particulate matter can lead to equipment damage and reduced efficiency.
Power Usage Effectiveness (PUE) is a metric used to evaluate the energy e… #
Related terms include energy efficiency and sustainability. PUE is a critical metric for data centers, as it enables the evaluation of energy consumption and the optimization of thermal control strategies.
Raised Floor refers to the elevated floor system used in data centers to manage… #
Related terms include floor tile and airflow management. Raised floor is a common design feature in data centers, as it enables the management of cables and airflow, improving cooling efficiency and reducing energy waste.
Refrigerant is a substance used in cooling systems to transfer heat</b… #
Related terms include refrigerant type and refrigerant management. Refrigerant is a critical component of data center thermal control strategies, as it enables the transfer of heat from the IT equipment to a cooling medium, maintaining optimal operating temperatures.
Reliability refers to the ability of a data center to maintain continuous ope… #
Related terms include availability, maintainability, and downtime. Reliability is a critical metric for data centers, as it directly impacts the performance and reliability of the IT equipment and services, and is often used to evaluate the effectiveness of thermal control strategies.
Return on Investment (ROI) is a metric used to evaluate the financial perform… #
Related terms include cost savings and energy efficiency. ROI is a critical metric for data centers, as it enables the evaluation of the financial performance of thermal control strategies and the optimization of energy consumption.
Server refers to a type of IT equipment used to process, store, and transmit dat… #
Related terms include storage, networking equipment, and IT equipment. Server is a critical component of data center operations, and its performance and reliability are directly impacted by the effectiveness of thermal control strategies.
Sensible Heat refers to the heat energy required to change the tempera… #
Related terms include latent heat and heat transfer. Sensible heat is a critical concept in data center thermal control strategies, as it enables the evaluation of cooling system performance and the optimization of heat transfer mechanisms.
Storage Equipment refers to the hardware used to store data within a data… #
Related terms include server, networking equipment, and IT equipment. Storage equipment is a critical component of data center operations, and its performance and reliability are directly impacted by the effectiveness of thermal control strategies.
Supply Air refers to the air delivered to the IT equipment within a data… #
Related terms include return air and airflow management. Supply air is a critical component of data center thermal control strategies, as it enables the delivery of cool air directly to the IT equipment, minimizing the risk of overheating and equipment failure.
Sustainability refers to the ability of a data center to minimize its environ… #
Related terms include energy efficiency, green data center, and environmental sustainability. Sustainability is a critical metric for data centers, as it enables the evaluation of environmental impact and the optimization of thermal control strategies.
Thermal Imaging is a technique used to visualize and measure temperature … #
Related terms include infrared thermography and temperature mapping. Thermal imaging is a valuable tool for evaluating the effectiveness of thermal control strategies, as it enables the identification of hot spots and the optimization of cooling system performance.
Thermal Management involves the process of controlling and managing heat … #
Related terms include thermal control, cooling system, and heat transfer. Thermal management is a critical component of data center operations, as it enables the maintenance of optimal operating temperatures, minimizing the risk of overheating and equipment failure.
Ton of Refrigeration (TR) is a unit of measurement for cooling capacity,… #
Related terms include British Thermal Unit (BTU) and kilowatt. Ton of refrigeration is an important metric for evaluating the cooling capacity of data center cooling systems, as it enables the comparison of different cooling solutions and their energy consumption.
Uptime refers to the period of time during which a data center is able to operat… #
Related terms include availability, reliability, and downtime. Uptime is a critical metric for data centers, as it directly impacts the performance and reliability of the IT equipment and services, and is often used to evaluate the effectiveness of thermal control strategies.
Variable Frequency Drive (VFD) is a device used to control the speed of <… #
Related terms include variable speed drive and energy efficiency. VFD is a critical component of data center thermal control strategies, as it enables the optimization of energy efficiency and the reduction of energy waste.
Water #
Side Free Cooling is a cooling technique that utilizes external water to cool a data center, often employed in data center cooling systems to reduce energy consumption and increase efficiency. Related terms include air-side free cooling and water-side cooling. Water-side free cooling is an effective way to reduce energy consumption and minimize environmental impact, as it enables the use of external water to cool the data center, reducing the need for mechanical cooling systems.
Zone Cooling is a cooling technique that involves dividing a data center… #
Related terms include zone control and airflow management. Zone cooling is an effective way to improve cooling efficiency and reduce energy waste, as it enables the delivery of cool air directly to the IT equipment, minimizing the risk of overheating and equipment failure.