thermoacoustic heat
MEASUREMENTS OF THERMAL FIELD AT THE STACK EXTREMITIES OF A STANDING WAVE THERMOACOUSTIC HEAT PUMP
... the heat transfer through both ends of the stack, along with the effects that are considered in the linear theory (Swift, ...a thermoacoustic refrigerator is compared with experimental ...the ...
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Experimental investigation of heat transfer effectiveness on finned-tube thermoacoustic heat exchanger
... the heat transfer between two identical parallel-plate heat exchangers in an oscillating flow over a range of frequencies and gas displacement ...two heat exchanger plates was ...of heat ...
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Study on A Standing Wave Thermoacoustic Refrigerator Made of Readily Available Materials
... of thermoacoustic devices is substantial, as can be understood from the foregoing ...refrigerators. Thermoacoustic heat pumps can be used to generate heating, air-conditioning or cooling of sensors, ...
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Thermoacoustic micro-electricity generator for rural dwellings in developing countries driven by waste heat from cooking activities
... wave thermoacoustic engine can be likened to the acoustic version of Stirling engine (as illustrated in ...wave thermoacoustic heat engines can achieve a thermal efficiency ...(i.e. heat to ...
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Development and Assessment of Thermoacoustic Generators Operating by Waste Heat from Cooking Stove
... short, thermoacoustic generators use heat to create acoustic waves which are then harnessed to produce ...The thermoacoustic engines (TAE) as one of the promising heat engines use ...
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Evaluation of heat exchanger on thermoacoustic performance
... wave thermoacoustic heat ...finite heat exchange inside the stack, was appropriate for a successful ...wave thermoacoustic heat ...the thermoacoustic heat ...
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Heat transfer processes in parallel-plate heat exchangers of thermoacoustic devices - Numerical and experimental approaches
... of heat transfer in oscillatory flow conditions, which are typically found in thermoacoustic ...parallel-plate heat exchangers (HX), and is a mixture of experimental and numerical ...controlling ...
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Environmentally friendly refrigeration with thermoacoustic
... “if heat be given at the moment of greatest condensation, or be taken from it at the moment of greatest rarefaction” and the heating and cooling could be created by an acoustic wave (Backhaus and Swift, ...a ...
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The Influence of Heat Input Ratio on Electrical Power Output of a Dual-Core Travelling-Wave Thermoacoustic Engine
... for thermoacoustic systems are expensive, which limit the advantages of the thermoacoustic heat engines for low-cost energy conversion applications and therefore, it is possible to consider low-cost ...
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Standing-wave thermoacoustic engines
... the thermoacoustic effect have been ...(closed-open) thermoacoustic engine as a prime ...of thermoacoustic engine. Thermoacoustic heat engines and refrigerators are an attractive ...
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Experimental Investigations on the Performance of Eco- Friendly Thermoacoustic Refrigerator
... the thermoacoustic theory and the early history of thermoacoustics are documented by Swift ...a thermoacoustic refrigerator subjected to variable loading. The hot heat exchanger of the system was ...
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Numerical simulation of oscillatory flow and heat transfer in the heat exchangers of thermoacoustic systems
... the thermoacoustic heat exchangers have been studied in the literature using different approaches: numerically ...(2014). Heat transfer and oscillating flow structures have been mostly studied using ...
9
THE IMPACT OF THE RESONANCE TUBE ON PERFORMANCE OF A THERMOACOUSTIC STACK
... etc. Thermoacoustic refrigeration is a comparatively new cooling technology, which offers a revolutionary solution for the current problems of energy ...consumption. Thermoacoustic refrigerators do not use ...
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Characteristics of Acoustic Drivers for Efficient Coupling to Thermoacoustic Machines
... the thermoacoustic effect, whereby the high temperature gradient imposed on the solid material placed in gaseous medium generates sound ...reverse thermoacoustic process is possible, whereby the acoustic ...
6
Two-stage Looped-tube Thermoacoustic Cooler –
... between heat and sound is known as thermoacoustic ...makes thermoacoustic devices environmentally friendly due to the absence of the ozone depleting ...of thermoacoustic refrigerator that ...
6
Thermoacoustic Characterization of Gasoline and Its Binary Mixtures with Ethanol
... The temperature dependent parameters such as ultrasonic velocity, density, viscosity and surface tension and have been measured at five temperatures from 298.15 to 318.15K hav[r] ...
6
Thermoacoustic instabilities in the Rijke tube: experiments and modeling
... complex thermoacoustic phenomenon in the presence of a mean ...of heat transfer from the source of the ...nonlinear heat transfer modifications, distinctive from each other when the acoustic velocity ...
174
Development and assessment of two-stage thermoacoustic electricity generator
... in thermoacoustic technology must have flexure bearings and gas clearance seals, which require no lubrication, to make them compatible with the low-maintenance requirements of thermoacoustic ...
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Multiple scattering in dispersions, for long wavelength thermoacoustic solutions
... Abstract. Thermoacoustic scattering is a principal scattering mechanism in the ultrasonic characterisation of water-continuous colloids. Thermal effects are particularly important in highly concentrated systems, ...
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Comparison of Radar and Thermoacoustic Technique in Microwave Breast Imaging
... microwave-induced thermoacoustic technique exploit the contrast in the permittivity and conductivity between malignant and healthy ...induced thermoacoustic technique takes the advantage of breast being ...
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