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The award-winning Phase Change Matters blog tracks the latest news and research on phase change materials and thermal energy storage. E-mail tips and comments to Ben Welter, communications director at Entropy Solutions. Follow the blog on Twitter at @PureTemp. Subscribe to the weekly PCM newsletter. Or join the discussion on LinkedIn.

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Research roundup: Lime-pozzolan plaster; ATES systems; PEG/diatomite PCMs; eutectic mixture with polystyrene shell

Ben Welter - Wednesday, March 18, 2015

Characterization of a lime-pozzolan plaster containing phase change material [Proceedings of the International Conference on Numerical Analysis and Applied Mathematics]

Temperature boundary conditions for ATES systems [Proceedings of the International Conference on Numerical Analysis and Applied Mathematics]

Enhanced thermal conductivity of PEG/diatomite shape-stabilized phase change materials with Ag nanoparticles for thermal energy storage [Journal of Materials Chemistry A]

Micro/nano encapsulated n-tetracosane and n-octadecane eutectic mixture with polystyrene shell for low-temperature latent heat thermal energy storage applications [Solar Energy]

Research roundup: Free-air cooling for telecom base stations; shape-stabilized TES materials; multifilament yarn; more

Ben Welter - Tuesday, March 17, 2015

Performance of a free-air cooling system for telecommunications base stations using phase change materials (PCMs): In-situ tests [Applied Energy]

Increased photovoltaic performance through temperature regulation by phase change materials: Materials comparison in different climates [Solar Energy]

Preparation, thermal properties and applications of shape-stabilized thermal energy storage materials [Renewable and Sustainable Energy Reviews]

Development of thermal stable multifilament yarn containing micro-encapsulated phase change materials [Fibers and Polymers]

Research roundup: Macroencapsulated TES concrete; PCMEs; zinc particles; wearable product materials research; more

Ben Welter - Monday, March 16, 2015

Development, Mechanical Properties and Numerical Simulation of Macroencapsulated Thermal Energy Storage Concrete [Energy and Buildings]

Review of Phase change emulsions (PCMEs) and their applications in HVAC systems [Energy and Buildings]

Use of encapsulated zinc particles in a eutectic chloride salt to enhance thermal energy storage capacity for concentrated solar power [Renewable Energy]

Enhanced comprehensive performance of polyethylene glycol based phase change material with hybrid graphene nanomaterials for thermal energy storage [Carbon]

Preparation and Characterization of Side-chain Liquid Crystal Polymer/paraffin Composites as Form-stable Phase Change Materials [Journal of Materials Chemistry A]

Heat transfer fluids for concentrating solar power systems – A review [Applied Energy]

Research on Expanded Graphite/Nitrate High-Temperature Composite Phase Change Materials [Applied Mechanics and Materials]

Testing a model for wearable product materials research [International Journal of Fashion Design, Technology and Education]

Research roundup: Encapsulated NaNO3; eutectic mixture with polystyrene shell; energy storage plants; more

Ben Welter - Friday, March 13, 2015

  • Experimental and computational study of thermal energy storage with encapsulated NaNO3 for high temperature applications [Solar Energy]

  • Micro/nano encapsulated n-tetracosane and n-octadecane eutectic mixture with polystyrene shell for low-temperature latent heat thermal energy storage applications [Solar Energy]

  • Controllable Thermal Rectification Realized in Binary Phase Change Composites [Scientific Reports]

  • Assessing the economics of large Energy Storage Plants with an optimisation methodology [Energy]
  • Research roundup: UV-blocking film; paraffin-red brick composite; cool thermal energy storage; more

    Ben Welter - Monday, March 09, 2015

  • A novel thermal-insulating film incorporating microencapsulated phase-change materials for temperature regulation and nano-TiO2 for UV-blocking [Solar Energy Materials and Solar Cells]

  • Preparation and thermal characterization of paraffin/red brick composite as a novel form-stable phase change material for thermal energy storage [Proceedings of Engineering and Technology - pdf]

  • Dynamic Characteristics of Cool Thermal Energy Storage Systems — A Review [International Journal of Green Energy]

  • Bidirectional thermoelectric energy generator based on a phase-change lens for concentrating solar power [International Conference on Micro Electro Mechanical Systems]

  • Numerical Investigation of Effective Heat Conductivity of Fluid in Charging Process of Thermal Storage Tank [Open Journal of Fluid Dynamics - pdf]

  • Improvement on Heat Release Performance of Direct-contact Heat Exchanger Using Phase Change Material for Recovery of Low-Temperature Exhaust Heat [ISIJ International]
  • Research roundup: Thermally homeostatic buildings; expanded graphite; firefighter fabrics; sol-gel process

    Ben Welter - Friday, March 06, 2015

  • Energy storage and heat extraction – From thermally activated building systems (TABS) to thermally homeostatic buildings [Renewable and Sustainable Energy Reviews]

  • The effect of expanded graphite on the thermal stability, latent heat, and flammability properties of EVA/wax phase change blends [Polymer Engineering & Science]

  • Enhancing the Thermal Protective Performance of Firefighters' Protective Fabrics by Incorporating Phase Change Materials [Fibres & Textiles in Eastern Europe]

  • Preparation of Microencapsulated Phase Change Materials by the Sol-gel Process and Its Application on Textiles [Fibres & Textiles in Eastern Europe]
  • Research roundup: Solid-liquid PCMs in energy storage; integrating PCMs in TES systems; different-shaped containers; PCM characterization

    Ben Welter - Thursday, March 05, 2015

  • Developments in organic solid–liquid phase change materials and their applications in thermal energy storage [Energy Conversion and Management]

  • Integrating phase change materials (PCMs) in thermal energy storage systems for buildings [Advances in Thermal Energy Storage Systems]

  • Melting and convection of phase change materials in different shape containers: A review [Renewable and Sustainable Energy Reviews]

  • Unconventional experimental technologies available for phase change materials characterization, Part 1, Thermophysical properties [Renewable and Sustainable Energy Reviews]

  • Research roundup: PCMs for building applications; concretes and mortars; nanoparticle dispersion; more

    Ben Welter - Tuesday, March 03, 2015

  • Phase change materials for building applications: A state-of-the-art review and future research opportunities [Energy and Buildings]

  • Mechanical and thermo-physical behaviour of concretes and mortars containing phase change material [Energy and Buildings]

  • A review on thermophysical properties of nanoparticle-dispersed phase change materials [Energy Conversion and Management]

  • Study on solidification of phase change material in fractal porous metal foam [Fractals]

  • Improving the efficiency of photovoltaic cells using PCM-infused graphite and aluminum fins [Solar Energy]

  • Performance of indirect through pass natural convective solar crop dryer with phase change thermal energy storage [Renewable Energy]

  • Thermal energy storage properties of the capric acid–stearic acid binary system and 48# paraffin–liquid paraffin binary system [International Journal of Sustainable Energy]

  • Research roundup: Hydrated salts/silica; population balance modeling; HVAC retrofit; TES caverns; more

    Ben Welter - Monday, March 02, 2015

  • The dependence of phase change enthalpy on the pore structure and interfacial groups in hydrated salts/silica composites via sol-gel [Journal of Colloid and Interface Science]

  • Time-Temperature Charge Function of a High Dynamic Thermal Heat Storage with Phase Change Material [Energy and Power Engineering]

  • Performance of Suspended Finned Heat Pipes in High-temperature Latent Heat Thermal Energy Storage [Applied Thermal Engineering]

  • Numerical investigation of hydrodynamics and thermal performance of a specially configured heat pipe for high-temperature thermal energy storage systems [Applied Thermal Engineering]

  • Population balance modeling for the charging process of a PCM cold energy storage tank [International Journal of Heat and Mass Transfer]

  • Development and Optimization of an Innovative HVAC System with Integrated PVT and PCM Thermal Storage for a Net-Zero Energy Retrofitted House [Energy and Buildings]

  • Effect of separation distance on the mechanical stability and thermal performance of twin hot-water storage caverns [Solar Energy]

  • Corrosion properties of a ternary nitrate/nitrite molten salt in concentrated solar technology [Renewable Energy]

  • Innostorage training to focus on numerical modeling of thermal energy storage systems

    Ben Welter - Wednesday, February 25, 2015

    Innostorage, an international research project aimed at reducing carbon dioxide emissions through the use of low-cost thermal energy storage, is offering a training session on numerical modeling. Participants will gather June 15-17 at the University of Lyon, France, to discuss their own ideas and hear lectures by Dr. Gennady Ziskind of Ben-Gurion University of the Negev, Dr. Albert Castell of the University of Lleida, Spain, and other experts in thermal energy storage and phase change materials.   

    www.innostorage.eu/joint.php