Thermoelectrics Blog - Applied Thermoelectric Solutions LLC

Thermoelectrics in medicine illustration showing medical cooling, PCR temperature control, and wearable body-heat energy harvesting devices.

Thermoelectrics for Medical Devices | Cooling, Heating, Temperature Control & Energy Harvesting

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Explore thermoelectrics for medical devices, including medical cooling, heating, precision temperature control, and wearable or implantable energy harvesting. Applied Thermoelectric Solutions helps teams evaluate, design, prototype, and test thermoelectric systems for real medical applications.

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Join Us At 232nd ECS Meeting Showing and Thermoelectric Peltier Module | Applied Thermoelectric Solutions | thermoelectricsolutions.com

Join us at the 232nd Electrochemical Society Meeting (ECS)

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Applied Thermoelectric Solutions was invited to present new research at the 232nd Electrochemical Society Meeting, introducing advanced insights into Peltier supercooling with optimized current pulses. This work improves understanding of transient thermoelectric cooling and helps engineers design higher performance thermoelectric systems and devices.

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optimization of pulsed Peltier cooling and heating

Transient Thermoelectric Pulse Cooling

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Transient thermoelectric pulse cooling uses optimized current pulses to achieve short duration supercooling that can outperform steady state Peltier operation. This article explains the physics, SPICE modeling approach, and optimization methods that enable more efficient cooling for applications like on-chip hot spots and pulsed laser sensors.

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Thermoelectric generator and thermoelectric cooler module performance optimization

Thermoelectric Module Optimization

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Thermoelectric module optimization goes beyond custom design by identifying the single best design for your priorities, whether that is maximum cooling performance, highest efficiency, or lowest cost. Combining advanced computational optimization with real engineering expertise delivers significantly better results than standard off-the-shelf or non-optimized modules.

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International Conference on Thermoelectrics ICT Showing a Peltier module

We will Present at the 36th International Conference on Thermoelectrics (ICT)

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Applied Thermoelectric Solutions presented advanced research on Peltier supercooling at the 36th International Conference on Thermoelectrics, demonstrating how optimized current pulses can significantly improve cooling performance. This work enables more cooling for the same cost, or the same cooling at lower cost, benefiting real-world thermoelectric applications.

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Patent image of battery pack cooled with thermoelectric modules

Solid-State Battery Thermal Management System

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This solid-state battery thermal management system demonstrates our advanced engineering capability, using thermoelectric cooling mounted at the battery terminals for direct, efficient heat transfer. The highly integrated design enables precise individual cell temperature control, below-ambient cooling, quiet operation, and reliable performance without refrigerants or liquid cooling lines.

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Thermoelectric Peltier simulation of temperature vs. time during a transient thermoelectric pulse with comparison to other models

Peltier Supercooling with Isosceles Current Pulses: A Response Surface Perspective

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This published research explores transient thermoelectric pulse cooling (Peltier supercooling) and demonstrates how optimizing current pulse height and duration can significantly increase short-duration cooling performance. The findings enable more cooling for the same cost, or the same cooling at lower cost, for advanced thermoelectric applications.

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Thermoelectric Peltier Couple showing electrons and hold a DC power source and hot and cold side

How is heat transferred in a Peltier / Thermoelectric module?

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Understanding how heat is transported in a Peltier module starts with its construction. Thermoelectric modules use p-type and n-type semiconductor couples to move charge carriers that absorb heat at the cold side and release it at the hot side, enabling controlled solid-state heat pumping and cooling.

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The effect of Isosceles current pulse height on Qc of a thermoelectric couple vs time

Thesis on Using Electrical Current Pulses to Improve Thermoelectric Cooling

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This thesis investigates whether optimized triangular current pulses can improve thermoelectric cooling performance. Using advanced SPICE thermal-electrical modeling, the work evaluates pulse height, duration, and system behavior to understand impacts on cooling capacity, COP, and efficiency, offering new engineering insight into transient thermoelectric “supercooling” behavior.

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Patent image of thermoelectric cooling of a battery pack with graphite heat spreaders

Thermoelectric / Peltier Battery Cooling. Graphite Heat Sink Doubles as Heater

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This work presents an advanced thermal management system integrating pyrolytic graphite heat spreaders with thermoelectric heating and cooling to precisely control battery and power-electronics temperature, improving efficiency, reliability, and safety while reducing complexity, enabling compact, highly integrated designs for demanding automotive and industrial applications worldwide.

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Patent image of thermoelectric battery cell cooling with heat spreaders

Thermoelectric / Peltier Battery Cooling and Uses of Heat Spreaders

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This invention describes a thermoelectric battery thermal management architecture that couples a localized cell hotspot to a fin-mounted Peltier device through a heat spreader, aligning the TEC with the shortest thermal path to improve temperature uniformity, bidirectional heating and cooling, efficiency, safety, and packaging flexibility.

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Patent image of thermoelectric battery cooling of battery terminals

Thermoelectric Thermal Management of Electrical Devices

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This invention describes thermoelectric thermal management systems where current carrying conductors act as conductivity heat paths, coupling temperature sensitive regions to a thermoelectric module so the same structure can deliver cooling or heating with improved efficiency, fewer components, and higher reliability across power electronics applications.

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