Phase Change Matters

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.

RECENT POSTS

Patent application: Reflective temperature modulating blanket
PCM briefing: $33M in funding for CSP thermal storage research; Walero undergarment put to the test in race simulator
Research roundup: Hollow aluminum bricks; animal-fat-based PCM for building applications; floor heating system design; more
PCM system inefficiencies blamed on design flaws, operator errors
Patent application: Gel comprising a phase change material
Patent application: Multilayer thermal laminate
Patent application: Removable sticker for cooling hot spots in cellular phones
PCM briefing: Sonoco ThermoSafe partners with Cargolux; Axiom Exergy partners with Leap
Research roundup: Micro/nano PCM for solar thermal applications; photovoltaic cooling; beeswax emulsions; more
Research roundup: Poly (methyl methacrylate) shell; calcium carbonate shell; macroscopic composite cement mortars; more

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ARCHIVE

Research roundup: Hollow aluminum bricks; animal-fat-based PCM for building applications; floor heating system design; more

Ben Welter - Wednesday, March 27, 2019

From Applied Thermal Engineering:

• Thermal characteristics of aluminium hollowed bricks filled with phase change materials: Experimental and numerical analyses

From Energies:

• Assessing the Potentiality of Animal Fat Based-Bio Phase Change Materials (PCM) for Building Applications: An Innovative Multipurpose Thermal Investigation

From Sustainable Energy and Fuels:

• Innovative design of microencapsulated phase change materials for thermal energy storage and versatile applications: A review

From Environmental Research:

• Design and analysis of phase change material based floor heating system for thermal energy storage

From Solar Energy Materials and Solar Cells:

• Direct impregnation and characterization of Colemanite/Ulexite-Mg (OH) 2 paraffin based form-stable phase change composites
• Experimental analysis of solar air collector with PCM-honeycomb combination under the natural convection

From Journal of Molecular Liquids:

• Fabrication and characterization of phase change nanofluid with high thermophysical properties for thermal energy storage

From Renewable Energy:

• Investigation of thermal properties and enhanced energy storage/release performance of silica fume/myristic acid composite doped with carbon nanotubes

From International Journal of Thermal Physics:

• Thermal Property Characterization of a Low Supercooling Degree Binary Mixed Molten Salt for Thermal Energy Storage System

From Journal of Energy Storage:

• Thermal reliability and corrosion characteristics of an organic phase change materials for solar space heating applications
• Optimization of a hybrid community district heating system integrated with thermal energy storage system

From Materials & Design:

• Carbon nanotube-Cu foam hybrid reinforcements in composite phase change materials with enhanced thermal conductivity

From Energy Procedia:

• Development of Corn-Oil Ester and Water Mixture Phase Change Materials for Food Refrigeration Applications
• Experimental study on the performance of a new encapsulation panel for PCM's to be used in the PCM-Air heat exchanger

From Case Studies in Thermal Engineering:

• Thermal characteristics on melting/solidification of low temperature PCM balls packed bed with air charging/discharging

Research roundup: Poly (methyl methacrylate) shell; calcium carbonate shell; macroscopic composite cement mortars; more

Ben Welter - Tuesday, March 19, 2019

From Energy Procedia:

• Development of microencapsulated phase change material with poly (methyl methacrylate) shell for thermal energy storage
• Supercooling study of erythritol/EG composite phase change materials
• Thermal performance of pouch Lithium-ion battery module cooled by phase change materials
• Active cooling based battery thermal management using composite phase change materials
• Investigation on Thermal Performance of an Integrated Phase Change Material Blind System for Double Skin Facade Buildings
• Experimental study on preparation of a novel foamed cement with paraffin/ expanded graphite composite phase change thermal energy storage material

From Colloids and Surfaces A: Physicochemical and Engineering Aspects:

• Synthesis and performance evaluation of paraffin microcapsules with calcium carbonate shell modulated by different anionic surfactants for thermal energy storage

From Journal of Materials Chemistry A:

• A novel shape-stabilization strategy for phase change thermal energy storage

From Journal of Molecular Liquids:

• Melting of phase change materials in a trapezoidal cavity: Orientation and nanoparticles effects

From Energy and Buildings:

• Development of new nano-enhanced phase change materials (NEPCM) to improve energy efficiency in buildings: lab-scale characterization

From Applied Sciences:

• Efficient Characterization of Macroscopic Composite Cement Mortars with Various Contents of Phase Change Material

From Solar Energy:

• Modelling and performance analysis of a new concept of integral collector storage (ICS) with phase change material

Research roundup: Personal cooling system; optimization of active wall system; cement mortar; asphalt pavement; more

Ben Welter - Friday, March 15, 2019

From International Journal of Refrigeration:

• Experimental study of enhanced PCM exchangers applied in a thermal energy storage system for personal cooling

JMR illustration of microencapsulated n-octadecane with silk

JMR illustration of microencapsulated n-octadecane with silk

From Journal of Materials Research:

• Fabrication and characterization of microencapsulated n-octadecane with silk fibroin–silver nanoparticles shell for thermal regulation

From IOP Conference Series: Earth and Environmental Sciences:

• Simple Thermal Energy Storage Tank for Improving the Energy Efficiency of an Existing Air-conditioning System
• An optimization study into thermally activated wall system with latent heat thermal energy storage
• Simulation of operation performance of a solar assisted ground heat pump system with phase change thermal storage for heating in a rural building in Xi'an
• Experimental Study on the Demand Shifting Effects of PCM Integrated Air-Conditioning Duct

From International Journal of Energy Research:

• Efficiency optimisation of the thermal energy storage unit in the form of the ceiling panel for summer conditions

From Materials Research Express:

• Experimental study on thermal conductivity of composite phase change material of fatty acid and paraffin

From Energies:

• Design Optimization of a Hybrid Steam-PCM Thermal Energy Storage for Industrial Applications

From Construction and Building Materials:

• Analysis of thermoregulation indices on microencapsulated phase change materials for asphalt pavement

From Applied Thermal Engineering:

• Experimental and numerical characterization of an impure phase change material using a thermal lattice Boltzmann method

From Energy Conversion and Management:

• Experimental and numerical study of a vertical earth-to-air heat exchanger system integrated with annular phase change material

From Materials:

• Thermal and Structural Characterization of Geopolymer-Coated Polyurethane Foam—Phase Change Material Capsules/Geopolymer Concrete Composites

From Applied Sciences:

• Microstructure and Mechanical Properties of Cement Mortar Containing Phase Change Materials

Research roundup: Radiant floor heating system; mitigation of supercooling; hot water stratification; more

Ben Welter - Friday, March 08, 2019

From Energies:

• Analysis of Thermal Performance and Energy Saving Potential by PCM Radiant Floor Heating System based on Wet Construction Method and Hot Water

From Applied Energy:

• Supercooling of phase-change materials and the techniques used to mitigate the phenomenon

From Polymer Chemistry:

• Encapsulating an organic phase change material within emulsion-templated poly(urethane urea)s

From AIP Advances:

• Thermal expansion effects on the one-dimensional liquid-solid phase transition in high temperature phase change materials

From Journal of Materials Chemistry A:

• A thermal energy storage composite with sensing function and its thermal conductivity and thermal effusivity enhancement

From Materials Science and Engineering:

• Experimental Measurements of Hot Water Stratification in a Heat Storage Tank

From Thermochimica Acta:

• Modification of physical and thermal characteristics of stearic acid as a phase change materials using TiO2-nanoparticles

From Energy and Buildings:

• Thermal and Structural Performance of Geopolymer Concrete Containing Phase Change Material Encapsulated in Expanded Clay
• An experimental study on applying organic PCMs to gypsum-cement board for improving thermal performance of buildings in different climates

From International Journal of Biological Macromolecules:

• Sodium alginate/feather keratin-g-allyloxy polyethylene glycol composite phase change fiber

From Construction and Building Materials:

• Thermal properties of lightweight concrete incorporating high contents of phase change materials

From Progress in Organic Coatings:

• Fabrication and characterization of microencapsulated n-heptadecane with graphene/starch composite shell for thermal energy storage

From Sustainable Energy and Fuels:

• A thermal energy storage prototype using sodium magnesium hydride

From Thermal Science and Engineering Progress:

• Experimental investigation of the thermal performance of a helical coil latent heat thermal energy storage for solar energy applications

From International Journal of Sports Physiology and Performance:

• Exploring the Efficacy of a Safe Cryotherapy Alternative: Physiological Temperature Changes from Cold Water Immersion vs Prolonged Phase Change Material Cooling

From Applied Sciences:

• A Form Stable Composite Phase Change Material for Thermal Energy Storage Applications over 700° C

Research roundup: PCM wallboard; cement mortars; electric load shifting; red-mud geopolymer composite; more

Ben Welter - Wednesday, February 27, 2019

From Renewable Energy:

• Phase Change Material Wallboard (PCMW) melting temperature optimisation for passive indoor temperature control

From Cement and Concrete Research:

• Multiphysics analysis of effects of encapsulated phase change materials (PCMs) in cement mortars

From Journal of Molecular Liquids:

• Preparation and characterization of sodium sulfate pentahydrate/sodium pyrophosphate composite phase change energy storage materials

From Energy and Buildings:

• Performance of heat pump integrated phase change material thermal storage for electric load shifting in building demand side management
• Indoor thermal comfort assessment using PCM based storage system integrated with ceiling fan ventilation: Experimental design and response surface approach

From International Journal of Photoenergy:

• Experimental Study on the Performance of a Phase Change Slurry-Based Heat Pipe Solar Photovoltaic/Thermal Cogeneration System

From Solar Energy:

• Effects of sodium nitrate concentration on thermophysical properties of solar salts and on the thermal energy storage cost
• Red-mud geopolymer composite encapsulated phase change material for thermal comfort in built-sector [pdf]

From Energies:

• A Novel Encapsulation Method for Phase Change Materials with a AgBr Shell as a Thermal Energy Storage Material

From Advanced Composites and Hybrid Materials:

• Latent heat and thermal conductivity enhancements in polyethylene glycol/polyethylene glycol-grafted graphene oxide composites

From International Journal of Refrigeration:

• Preparation and performance of form-stable TBAB hydrate/SiO2 composite PCM for cold energy storage

From Solar Energy Materials and Solar Cells:

• Delignified wood/capric acid-palmitic acid mixture stable-form phase change material for thermal storage
• Molten salt corrosion mechanisms of nitrate based thermal energy storage materials for concentrated solar power plants: A review

From Buildings:

• Thermal Performance of Hollow-Core Slab Ventilation System with Macro-Encapsulated Phase-Change Materials in Supply Air Duct

From International Journal of Heat and Mass Transfer:

• Heat transfer performance of the finned nano-enhanced phase change material system under the inclination influence

From Journal of the Electrochemical Society:

• Effect of High Temperature Circumstance on Lithium-Ion Battery and the Application of Phase Change Material

From Energy:

• High-temperature PCM-based thermal energy storage for industrial furnaces installed in energy-intensive industries

Research roundup: Self-luminous wood composite; palmitic acid/mullite composite; corrosion sensitivity of metal alloys; more

Ben Welter - Tuesday, February 12, 2019

From Energy Storage Materials:

• Self-luminous wood composite for both thermal and light energy storage

From International Journal of Refrigeration:

• The thermal performances of a refrigerator incorporating a Phase Change Material

From Renewable Energy:

• Enhanced thermal conductivity of palmitic acid/mullite phase change composite with graphite powder for thermal energy storage
• An experimental study on the corrosion sensitivity of metal alloys for usage in PCM thermal energy storages

From Energy Conversion and Management:

• Sorption thermal energy storage: Hybrid coating/granules adsorber design and hybrid TCM/PCM operation
• Novel hybrid microencapsulated phase change materials incorporated wallboard for year-long year energy storage in buildings

From Thermochimica Acta:

• Experimental Investigation on Thermal Properties of Sodium Acetate Trihydrate based Phase Change Materials for Thermal Energy Storage
• The preparation of AgI/Au/foam-Cu as a framework of composite for water-based cool storage phase-change material with low supercooling

From Energy and Buildings:

• Nano-encapsulation of phase change materials: from design to thermal performance, simulations and toxicological assessment
• Investigation of phase change materials integrated with fin-tube baseboard convector for space heating

From Journal of Energy Storage:

• Nano-enhancement of phase change material in a shell and multi-PCM-tube heat exchanger

From Applied Energy:

• Numerical investigation of phase change material thermal storage for space cooling

From Journal of Materials Chemistry A:

• Vertically aligned carbon fibers as supporting scaffolds for phase change composites with anisotropic thermal-conductivity and good shape-stability

Research roundup: Thermal conductivity; decarbonization potential of compact heat storage; liquid desiccant cooling systems; more

Ben Welter - Wednesday, February 06, 2019

From Energy:

• Effects of thermal conductivity and density on phase change materials-based thermal energy storage systems

From Renewable Energy:

• Melting process investigation of phase change materials in a shell and tube heat exchanger enhanced with heat pipe

From Applied Thermal Engineering:

• Compact latent heat storage decarbonisation potential for domestic hot water and space heating applications in the UK
• Numerical and experimental study of phase-change temperature controller containing graded cellular material fabricated by additive manufacturing
• A novel composite phase change material with paraffin wax in tailings porous ceramics
• Characterisation and evaluation of a new phase change enhanced working solution for liquid desiccant cooling systems
• Thermal properties enhancement and application of a novel sodium acetate trihydrate-formamide/expanded graphite shape-stabilized composite phase change material for electric radiant floor heating

From Environmental Research:

• Latent heat storage biocomposites of phase change material-biochar as feasible eco-friendly building materials

From Colloids and Surfaces A:

• A facile microencapsulation of phase change materials within silicone-based shells by using glass capillary devices

From Microporous and Mesoporous Materials:

• Phase change in modified metal organic frameworks MIL-101(Cr): Mechanism on highly improved energy storage performance

From Applied Energy:

• Role of porous metal foam on the heat transfer enhancement for a thermal energy storage tube
• Energy saving performance assessment and lessons learned from the operation of an active phase change materials system in a multi-storey building in Melbourne

From Building and Environment:

• Comparative analysis of the PCM application according to the building type as retrofit system

From Construction and Building Materials:

• Evaluation of the potential use of form-stable phase change materials to improve the freeze-thaw resistance of concrete

From Results in Physics:

• Application Research of Nano-storage Materials in Cold Chain Logistics of E-commerce Fresh Agricultural Products

From Journal of Energy Storage:

• Using PCM as energy storage material in water tanks: Theoretical and experimental investigation

Research roundup: Micro environmental control system; alkali nitrate salts; sodium thiosulfate pentahydrate; more

Ben Welter - Tuesday, January 22, 2019

From Journal of Thermal Science and Engineering :

• Phase Change Material Freezing in an Energy Storage Module for a Micro Environmental Control System
• Phase Change Material Melting in an Energy Storage Module for a Micro Environmental Control System

From Renewable Energy:

• Form-stable oxalic acid dihydrate/glycolic acid-based composite PCMs for thermal energy storage
• Molecular simulation of the structure and physical properties of alkali nitrate salts for thermal energy storage

From Applied Energy:

• Effect of inclination on the thermal response of composite phase change materials for thermal energy storage

From Solar Energy Materials and Solar Cells:

• Characterization and thermal performance of microencapsulated sodium thiosulfate pentahydrate as phase change material for thermal energy storage
• Fabrication and applications of dual-responsive microencapsulated phase change material with enhanced solar energy-storage and solar photocatalytic effectiveness

From Energy:

• Numerical investigations of optimal phase change material incorporated into ventilated walls

From Polymer Degradation and Stability:

• EG-based coatings for flame retardance of shape stabilized phase change materials

From Construction and Building Materials:

• Freeze-thaw performance of phase change material (PCM) incorporated pavement subgrade soil

SendDiscard

Research roundup: Hydrophobic lauric acid; paraffin in heat exchanger; EnergyPlus vs. IES; more

Ben Welter - Thursday, January 10, 2019

From Journal of Energy Storage:

• Preparation of hydrophobic lauric acid/SiO2 shape-stabilized phase change materials for thermal energy storage

From Applied Thermal Engineering:

• Development of paraffin wax as phase change material based latent heat storage in heat exchanger

From Renewable Energy:

• Characterization and stability study of a form-stable erythritol/expanded graphite composite phase change material for thermal energy storage

From Journal of Building Engineering:

• Comparison of EnergyPlus and IES to model a complex university building using three scenarios: Free-floating, ideal air load system, and detailed

From 4th International Conference on Renewable Energies for Developing Countries :

• Phase Change Materials in a Domestic Solar Hot Water Storage Tank of the Lebanese Market
• Numerical and experimental investigations of a PCM integrated solar chimney
• Integrating a High Solar Combi-Plus System using PCM Storage in a Smart Network: KSA Case Study

From International Journal of Advanced Research In Applied Sciences, Engineering and Technology:

• Solar Cooker with Heat Storage System: A Review [pdf]

From Energy and Buildings:

• Experimental investigation of latent heat thermal energy storage using PCMs with different melting temperatures for building retrofit

From Solar Energy:

• Self-assembly of three-dimensional 1-octadecanol/graphene thermal storage materials

• Numerical and outdoor real time experimental investigation of performance of PCM based PVT system

From Solar Energy Materials and Solar Cells:

• Bio-based poly (lactic acid)/high-density polyethylene blends as shape-stabilized phase change material for thermal energy storage applications

From Construction and Building Materials:

• Microstructure-guided numerical simulation to evaluate the influence of phase change materials (PCMs) on the freeze-thaw response of concrete pavements

From Energy Conversion and Management:

• Thermal management of Li-ion battery pack with the application of flexible form-stable composite phase change materials
• Experimental investigation on cylindrically macro-encapsulated latent heat storage for space heating applications

From International Communications in Heat and Mass Transfer:

• Experimental investigation on using a novel phase change material (PCM) in micro structure photovoltaic cooling system
• Experimental investigation on a novel composite heat pipe with phase change materials coated on the adiabatic section

From Journal of Cleaner Production:

• Preparation and effectiveness of composite phase change material for performance improvement of Open Graded Friction Course

Research roundup: Thermally modulated fiber sorbents; metamaterial-based radiative cooling; stearic–capric acid/porous nanoceramics; more

Ben Welter - Friday, January 04, 2019

From Industrial & Engineering Chemistry Research:

• Development of Phase-Change-Based Thermally Modulated Fiber Sorbents

From ChemistrySelect:

• Preparation and Thermal Properties of 1‐Hexadecanol‐Palmitic Acid Eutectic Mixture/Activated Carbon Composite Phase Change Material for Thermal Energy Storage

From Energies:

• Thermal Conductivity Enhancement of Phase Change Materials for Low-Temperature Thermal Energy Storage Applications [pdf]
• Metamaterial-Based Radiative Cooling: Towards Energy-Free All-Day Cooling [pdf]

From Renewable and Sustainable Energy Reviews:

• A review and evaluation of thermal insulation materials and methods for thermal energy storage systems

From Materials Letters:

• Stearic–capric acid/porous nanoceramics as a novel form-stable composite phase change material (FSPCM) for thermal energy storage

From International Refrigeration and Air Conditioning Conference:

• Analysis of TES with PCM (Solid/Liquid) Integrated in a Residential System
• Experimental Study on Portable Air-Conditioning System with Enhanced PCM Condenser

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