K. V. Paiva

Publications33
h-index10
Citations313
Highly Influential Citations2
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Loop Heat Pipe Operation Using Heat Source Temperature for Set Point Control
The LHP operating temperature is governed by the saturation temperature of its reservoir. Controlling the reservoir saturation temperature is commonly accomplished by cold biasing the reservoir and… Expand
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Diffusion bonded cross-flow compact heat exchangers: Theoretical predictions and experiments
Abstract In this study, a one-dimensional steady state thermal model for a cross-flow diffusion bonded compact heat exchanger was developed. The theoretical results were compared against data… Expand
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Loop Heat Pipe Transient Behavior Using Heat Source Temperature for Set Point Control with Thermoelectric Converter on Reservoir
The LHP operating temperature is governed by the saturation temperature of its reservoir. Controlling the reservoir saturation temperature is commonly done by cold biasing the reservoir and using… Expand
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Investigation of a wire plate micro heat pipe array
Abstract In the present work, experimental and theoretical investigations have been conducted on a copper/water wire plate micro heat pipe (MHP). The experimental results show that its effective… Expand
  • 38
Experimental studies of thermal resistance in a vapor chamber heat spreader
Abstract In recent years, with the increasing heat dissipation of electrical appliances, efficient cooling systems are required to solve the elevated temperature problems encountered in certain… Expand
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Passive aircraft cooling systems for variable thermal conditions
Abstract A novel design for a heat exchanger system [1], for which a patent application has been filed, was experimentally evaluated in the laboratory under variable thermal conditions characteristic… Expand
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Preliminary studies of the impact on temperature of a high-power laser on-board a 6U CubeSat
Numerical simulation of heat transfer on a 6U CubeSat is performed. The spacecraft's primary mission is a space environment demonstration of a NASA Innovative Advanced Concepts (NIAC) project for the… Expand
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Thermal control analysis on a 6U CubeSat equipped with a high-power laser
A satellite in orbit is exposed to external radiation from space, including: solar radiation, reflected light and earth emission. Heat is also generated through its internal components. Thermal… Expand
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Experimental testing of mini heat pipes under microgravity conditions aboard a suborbital rocket
Abstract Heat pipe technologies have numerous applications under microgravity conditions in aerospace, from miniature devices in laptops used aboard the International Space Station (ISS) to heat… Expand
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Geyser boiling phenomenon in two-phase closed loop-thermosyphons
Abstract Geyser boiling is experimentally investigated in two-phase closed loop-thermosyphons, consisting of two parallel condensers and a shared evaporator. Heat sink conditions at each condenser… Expand
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