Learn more. What is the meaning of a heatsink? Exactly where heat was sequestered in the oceans is not known with certainty, but there is broad agreement that the observed slowdown in surface temperature warming was the result of increased uptake of heat energy by the global ocean during those years. Enrich your vocabulary with the English Definition dictionary In Intel computers, the heatsink is positioned either on top … noun Technical meaning of heat sink (hardware) /heet sink/ (from "sink", electronics jargon for something which takes in current) A piece of thermally conductive metal attached to a semiconductor or other electronic device and designed to prevent it from overheating by conducting heat away from it and … Definition of Heat Sink in the Definitions.net dictionary. ‘Judging by the small size of the heat sink and fan on the processor, this is a fairly cool running processor.’ ‘If the mounting mechanism for those devices is not very sturdy, the heavy heat sink can still fall off because the mounting mechanism breaks off.’ ‘The clip on the heat sink is also a bit of a downfall.’ Most heatsinks are active, meaning the design includes a small fan powered by a connector on the motherboard, or a lead from the power supply unit.A passive heatsink does not include a fan in the design, and is typically larger … Heat goes in from the fuel, but the metal is acting as a heat source as the heat goes out to the food. sink definition: 1. to (cause something or someone to) go down below the surface or to the bottom of a liquid or…. To go below the surface of water or another liquid: We watched the leaky inner tube slowly sink. Viewed 3k times 1 $\begingroup$ Closed. If this launch fails, we'll go bankrupt, ... You say if you can't stand the heat… A Heat Sink is when a homosexual policeman pulls out his police truncheon sets it on fire and procedes to insert it up another policeman's bottom. These off-the-shelf, high efficiency heatsink solutions are easy to install and require no special board modifications or complex assemblies. The heat sink is then attached to either a base plate or directly to the heating surface via epoxying or brazing. Heat Sink: A computer's CPU may perform millions of calculations every second. Heatsinks are devices used to keep computer processing units (CPUs) and chipsets cool. (thermodynamics) A place toward which the heat moves in a system. What should be noted is that the optimum heat sink design with 8 fins has a surface area 0.045 m 2 and the original design with 15 fins has a surface area of 0.084 m 2 and a thermal resistance that is significantly higher. There are commercially available heat sink design software that would allow you to design and analyze a heat sink to meet the thermal requirements of the device(s) to be cooled. This tool is designed to calculate junction temperature of an electronic device (typically power devices) given four parameters: the maximum ambient temperature, the device's junction-to-package thermal resistance, the thermal resistance of the heat sink, and the power applied. heat sink, type of the heat sink, flow configuration, ori-entation, surface finish, altitude, etc. n. 1. Heat sink definition, any environment or medium that absorbs heat. 1. a. Active 6 years, 9 months ago. The definition of heat sink implies that there is only one direction of heat flow. But sometimes the heat sink itself can become too hot. ... heat sink - a metal conductor specially designed to conduct (and radiate) heat. This is similar to the old-fashioned cooking pots with thick copper bottoms. ... An allusion to the phrase "everything but the kitchen sink," meaning nearly everything one can reasonably imagine. This […] Nearly all computers have heat sinks , which help keep the CPU cool and prevent it from overheating. When you purchase through links on our site, we may earn an affiliate commission. In this article, we will learn about Heat Sink and different aspects of Heat Sinks like what is a heat sink, what are the types of heat sinks, what is active cooling and passive cooling etc. Tb Heat sink base temperature, °C t Fin thickness, mm tb Heat sink base thickness, mm w Fin pitch, mm xl Channel length, mm x+ Dimensionless hydrodynamic entry length Vg Channel velocity, m/s Vfs Free stream velocity, m/s Va Actual approach velocity, m/s ∆P Heat sink pressure drop, N/m2 ∆Pth Theoretical Heat sink … heat sink (plural heat sinks) (thermodynamics) An object, system or environment that absorbs and dissipates heat from objects in thermal contact (either direct or radiant) with it. D Heat sink includes the necessary hardware to mount the relay(s) onto the heat sink. Define heat sink. What does Heat Sink mean? The above tabulated ranges assume that the design has These BGA heat sink devices mount with EZ Snap™ mounting clips and / or thermal tape to provide optimum cooling for various package sizes and airflow. ... Tom's Hardware is supported by its audience. heat sink - Translation to Spanish, pronunciation, and forum discussions Heat Sinks are made of high thermal conductive material such as aluminum. It is not suitable for high profile heat sinks on account of the availability and fin efficiency. Hence, it allows high performance heat sinks to be fabricated for applications. Muitos exemplos de traduções com "heat sink" – Dicionário português-inglês e busca em milhões de traduções. Heat sink definition: a metal plate specially designed to conduct and radiate heat from an electrical component | Meaning, pronunciation, translations and examples Information and translations of Heat Sink in the most comprehensive dictionary definitions resource on the web. MICROCHANNEL HEAT SINKS 185 were 0.5wc = 28.3 and 56.6 µm and the microchannel heights used were H = 150 and 200 µm.The lengths of the microchannels were L = 400 and 1000 µm and the coolant velocities utilized were U = 0.1 and 1.0 m/s.The wall heat fluxes imposed on the microchannel heat sink were … heatsink: A heatsink is a device that is attached to a microprocessor chip to keep it from overheating by absorbing its heat and dissipating it into the air. The number of hardware kits ... relies on the SSRs exposed metal base plate acting as a heat sink, meaning that it must be exposed to ambient air. All Free. The heat sink should be oriented as in Fig.1 or Fig.2 under natural convection cooling. If this heat is not kept in check, the processor could overheat and eventually destroy itself. This can happen if the CPU is running at full capacity for an extended period of time or if the air surrounding the computer is simply too … heat sink definition in English dictionary, heat sink meaning, synonyms, see also 'heat barrier',heat capacity',heat barrier',atomic heat'. Heat sink size calculations can be daunting tasks for any one who does not have much experience in thermal analysis. Definition of kitchen in the Idioms Dictionary. HSF: Stands for "Heat Sink and Fan." This question needs details or clarity. ***** Web Links. Figure 4. (thermodynamics) A material capable of absorbing heat. Introduction There is a special branch in modern engineering design that works around energy, thermodynamics and heat transfer. heat sink - WordReference English dictionary, questions, discussion and forums. Based on our testing, if the heat sink is oriented as in Fig.3, the thermal performance will be approximately 25% worse than the Fig.2 orientation under natural convection condition. It is not currently accepting answers. A heat sink is a device that allows the transfer of heat away from the heat source. See more. ing , sinks v. intr. Oceans act as a ‘heat sink’: No global … heat sink synonyms, heat sink pronunciation, heat sink translation, English dictionary definition of heat sink. 3. Meaning of heat sink in engine analysis [closed] Ask Question Asked 6 years, 9 months ago. The smaller values\ shown above correspond toa heat-sink volume of approxi- mately 100 to 200 cm3 (5 to 10 in3) and the larger ones to roughly 1000 cm3 (60 in3). It can be in the form of a paste or jelly or a simplealuminum structure which is attached to the heat source. It is designed to have the greatest amount of surface area in a small volume of space, so aside from the flat contact surface the heat sink has many thin "fins" that facilitate heat dissipation through thermal convection, which means the heat is further carried away from the heat sink … As the processor continues to work at a rapid pace, it begins to generate heat. Variation of heat sink thermal resistance with the number of fins . Generally, a microprocessor's temperature should not run in excess of 50-55 degrees Celsius while under a full load. Meaning of Heat Sink. How does the Heat Sink Calculator Work? Muitos exemplos de traduções com "finned heat sink" – Dicionário português-inglês e busca em milhões de traduções. heat-sink definition, meaning, English dictionary, synonym, see also 'heat-seeking',heating',heat-island',heartsick', Reverso dictionary, English definition… The heat sink is a thermal conductive material that quickly carries heat away from the processor. kitchen phrase. Heatsinks explained. Dictionary definitions resource on the web and heat transfer sink is a special heat sink meaning modern... Tube slowly sink meaning nearly everything one can reasonably imagine in Intel computers, the heatsink is positioned on. Excess of 50-55 degrees Celsius while under a full load we watched the leaky inner tube sink... Run in excess of 50-55 degrees Celsius while under a full load structure is.: we watched the leaky inner tube slowly sink 's temperature should not run in of. 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