Orion Fans has introduced a new line of vane-axial fans with superior airflow in exceptionally high static pressure environments. High performance VA Series DC fans feature a dual ball bearing system with a brushless DC, auto restart, polarity-protected motor. The OD1238 VA Series (120x38mm) offers airflows from 3.96 to 8.0 m3/min (140 to 283 cfm). The OD9238 VA Series … [Read more...]
Lowering a Notebook CPU Temperature Using a Dual-Tunnel Blower
Figure 1. Side by side comparison of blower technologies. Introduction Notebook computers on the market today may be classified in three categories. In the first category are the super slim and powerful notebooks such as the ThinkPad X300. In the second are the slim and light netbooks such as the ASUS Eee PC, and in the third are the high-end mobile workstations for … [Read more...]
Small Fans for Cooling Small Electronic Devices
Small Fans for Cooling Small Electronic Devices Masaharu Miyahara, Sunonwealth Electronic Machine Industry Co., Ltd. The growing portable device market boosts the development of small electric devices, such as Ultra Mobile PC, Pico projector, Smart Phone, etc. One laptop cooling solution is the fan-less cooling technology that transports the CPU heat by using a heat pipe. … [Read more...]
Advanced Aerodynamics for Electronics Cooling Fans
Introduction The performance of electronics cooling fans has been steadily increasing as flow requirements chase higher thermal loading. These advances have been primarily achieved through mechanical and architecture changes. However, the aerodynamic sophistication of these fans has progressed to a lesser degree, and is far removed from turbomachines used in higher power … [Read more...]
Synthetic jets for forced air cooling of electronics
Introduction As increasing functionality is packaged into ever-shrinking electronics, cooling requirements rise exponentially. While there have been continued advances in high heat flux technologies [1], commercial, consumer-oriented systems continue to focus on aircooling for reasons of reliability, acoustics, cost and portability [2]. In order to support the increasing power … [Read more...]
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