Academic literature on the topic 'Refrigeration compressor'

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Journal articles on the topic "Refrigeration compressor"

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Ali Al-Dabbas, Mohammad Awwad. "The Functioning of The Hybrid Integrated Partially Solar-Vapor-Compression Fridge." WSEAS TRANSACTIONS ON FLUID MECHANICS 16 (July 27, 2021): 141–57. http://dx.doi.org/10.37394/232013.2021.16.14.

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The main purpose of our research is to increase the utilization of solar thermal energy to supply a refrigerator with vapor compression and reduce the refrigeration power needed for cooling. Combined Hybrid Solar - the vapor- compression refrigerating unit has been built and operates under Mutah University's environment in Jordan. The systems were made up of a capillary tube, condenser, evaporator, and collector. The vapor-pressure refrigerator was incorporated with the classic water-solar system to minimize the compressor's duty and to reduce power consumption in heating the amount of water held in the pipe to be sent along the tube outside the evaporator. After that, it will be returned to the compressor, But at a lesser temperature, to minimize compressor workload and enhance cooling performance. Before the compressor was developed, a solar collector system had been created to maximize its temperature before reaching the compressor to improve C.O.P, and the difference in temperature was remarkable. The vapor-compression refrigerator unit was powered by many generators: solar collector that has been discharged, photovoltaic system, flat plate solar collector. Two groups of tests have been performed experimentally on the partial solar compression refrigerator integrated into a hybrid system. First in the vapor compression refrigerator only, and the second in the Hybrid solar compression refrigerator incorporated. Total sunlight and different temperatures, current, and voltage were measured for many months each hour of the day. The performance coefficient was determined found 2.019, 2.432 respectively. Many auxiliary instruments are utilized to measure the temperature in irradiation networks, voltage, and night-time current every hour.
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Sairamakrishna, B., T. Gopala Rao, and N. Rama Krishna. "Cop Enhancement of Vapour Compression Refrigeration System." Indian Journal of Production and Thermal Engineering 1, no. 2 (June 10, 2021): 1–6. http://dx.doi.org/10.35940/ijpte.b2004.061221.

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This experimental investigation exemplifies the design and testing of diffuser at compressor inlet and nozzle at condenser outlet in vapour compression refrigeration system with the help of R134a refrigerant. The diffuser with divergence angle of 12°,14° and the nozzle with convergent angle 12°,14° are designed for same inlet and outlet diameters. Initially diffusers are tested at compressor inlet diffuser is used with inlet diameter equal to exit tube diameter of evaporator and outlet tube diameter is equal to suction tube diameter of the compressor. Diffuser helps to increases the pressure of the refrigerant before entering the compressor it will be helps to reduces the compression work and achieve higher performance of the vapour compression refrigeration system. Then nozzles are testing at condenser outlet, whereas nozzle inlet diameter equal to discharging tube diameter of condenser and outlet diameter equal to inlet diameter of expansion valve. Additional pressure drop in the nozzle helped to achieve higher performance of the vapour compression refrigeration system. The system is analyzes using the first and second laws of thermodynamics, to determine the refrigerating effect, the compressor work input, coefficient of performance (COP).
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B, Sairamakrishna, T. Gopala Rao, and Rama Krishna, N. "Cop Enhancement of Vapour Compression Refrigeration System." Indian Journal of Production and Thermal Engineering 1, no. 2 (June 10, 2021): 1–6. http://dx.doi.org/10.35940/ijpte.b2004.06122.

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This experimental investigation exemplifies the design and testing of diffuser at compressor inlet and nozzle at condenser outlet in vapour compression refrigeration system with the help of R134a refrigerant. The diffuser with divergence angle of 12°,14° and the nozzle with convergent angle 12°,14° are designed for same inlet and outlet diameters. Initially diffusers are tested at compressor inlet diffuser is used with inlet diameter equal to exit tube diameter of evaporator and outlet tube diameter is equal to suction tube diameter of the compressor. Diffuser helps to increases the pressure of the refrigerant before entering the compressor it will be helps to reduces the compression work and achieve higher performance of the vapour compression refrigeration system. Then nozzles are testing at condenser outlet, whereas nozzle inlet diameter equal to discharging tube diameter of condenser and outlet diameter equal to inlet diameter of expansion valve. Additional pressure drop in the nozzle helped to achieve higher performance of the vapour compression refrigeration system. The system is analyzes using the first and second laws of thermodynamics, to determine the refrigerating effect, the compressor work input, coefficient of performance (COP).
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Karthick, Munuswamy, Senthil Karuppiah, and Varatharajan Kanthan. "Performance investigation and exergy analysis of vapor compression refrigeration system operated using R600a refrigerant and nanoadditive compressor oil." Thermal Science 24, no. 5 Part A (2020): 2977–89. http://dx.doi.org/10.2298/tsci180527024m.

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Compression of vaporized refrigerant is the essential process of the refrigeration cycle which is performed by using a compressor. The amount of power consumed by a refrigeration system is governed by the work input given to its compressor, which also determines the COP of the system. By reducing the work input given to the compressor, the power consumption of refrigerator is reduced along with the improvement in its COP. Nowadays, nanoparticles have emerged as the new generation additives in various working fluids because of their remarkable ability to improve the heat transfer, tribological and other thermophysical properties of the base fluid. In such a vein, we propose a compressor oil based nanofluid prepared by dispersing nanoparticles into the conventional compressor oil. In the present study, four samples of nanoadditive compressor oil were prepared by dispersing the nanoparticles like Al2O3, TiO2, and ZnO into the conventional mineral oil as a lubricant. The tribological properties of this four samples were studied, out of which one sample gave a better lubrication and heat transfer properties which are considered as one of the key parameters for reducing work input to the compressor, this can result in reduced power consumption, with enhancement of COP. These results are analyzed experimentally by carrying out performance and exergy analysis in a vapor compression refrigeration system, using R600a as a refrigerant. The experimental results show that, there is an improvement of COP by 14.61% and exergy efficiency by 7.51%. Also, the efficiency defect in the major components of vapor compression refrigeration system has been reduced effectively.
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Liu, Xue Ping, Yang Cui, and Lang Gao. "Deciding the Recycling Progress of Refrigerator Compressor Based on Naïve Bayes." Advanced Materials Research 1025-1026 (September 2014): 1088–92. http://dx.doi.org/10.4028/www.scientific.net/amr.1025-1026.1088.

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Compressor is the heart of refrigeration system, and the most valuable part in a refrigerator from the perspective of recycling. So the recycling progress (remanufacturing or recycling) is critical for taking full advantage of the compressors that run out of use. This paper introduces a method to decide whether to remanufacture or to recycle a compressor based on Naïve Bayes.
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Zhang, Li, Shuo Zhang, Yuan Yuan Zhang, and Yan Miao Ma. "A Harmonic Response Analysis of Food Refrigeration Compressor Based on Abaqus." Applied Mechanics and Materials 215-216 (November 2012): 950–54. http://dx.doi.org/10.4028/www.scientific.net/amm.215-216.950.

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A harmonic response analysis was conducted on semi-hermetic refrigeration compressor by Abaqus software. The vibration displacement and acceleration response spectrums of the compressor’s key points were obtained. The vibration characteristics of the compressor show that the harmonic response analysis result is consistent with the experimental one. The vibration of the compressor at 50Hz is the most dramatic. The first trough in each direction is found around 70Hz, and after that each direction’s acceleration goes up significantly. At the same time, the conclusion verifies the vibration of compressor’s bottom corners by LMS Test. Lab Signature Testing. The paper provides a scientific reference for the further study on vibration and noise reduction in food refrigeration compressors.
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Wu, Huagen, Hao Huang, Beiyu Zhang, Baoshun Xiong, and Kanlong Lin. "CFD Simulation and Experimental Study of Working Process of Screw Refrigeration Compressor with R134a." Energies 12, no. 11 (May 29, 2019): 2054. http://dx.doi.org/10.3390/en12112054.

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Twin-screw refrigeration compressors have been widely used in many industry applications due to their unique advantages. The performance of twin-screw refrigeration compressors is generally predicted by one-dimensional numerical simulation or empirical methods; however, the above methods cannot obtain the distribution of the fluid pressure field and temperature field inside the compressor. In this paper, a three-dimensional model was established based on the experimental twin-screw refrigeration compressor. The internal flow field of the twin-screw compressor was simulated by computational fluid dynamics (CFD) software using structured dynamic grid technology. The flow and thermodynamic characteristics of the fluid inside the compressor were analyzed. The distribution of the internal pressure field, temperature field, and velocity field in the compressor were obtained. Comparing the P-θ indicator diagram and the performance parameters of the compressor with the experimental results, it was found that the results of the three-dimensional numerical simulation were consistent with the experimental data. The maximum error was up to 2.578% on the adiabatic efficiency at the partial load working condition. The accuracy of the 3D numerical simulation of the screw compressors was validated and a new method for predicting the performance of twin-screw refrigeration compressors was presented that will be helpful in their design.
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Лаженко, А. С., and Т. Я. Біла. "ОЦІНКА ЕНЕРГОЕФЕКТИВНОСТІ ВИКОРИСТАННЯ СИСТЕМ КЕРУВАННЯ МОТОР-КОМПРЕСОРОМ ПОБУТОВОГО ХОЛОДИЛЬНИКА." Bulletin of the Kyiv National University of Technologies and Design. Technical Science Series 146, no. 3 (January 11, 2021): 58–68. http://dx.doi.org/10.30857/1813-6796.2020.3.5.

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Determining the rational structure of the automatic control system of the motor-compressor, which provides minimal energy losses when switching on and going to a steady state mode of operation of a household refrigerator. The methods of simulation modeling, comparative analysis, research of control systems and the main provisions of technical thermodynamics and the theory of automatic control are used in the work. The paper considers the principle of operation of the refrigeration unit of a household refrigerator, schematically shows its main elements and the relationship with the steam compression cycle. Simulation models of automatic control systems based on proportional-integral-differential controller, fuzzy and hybrid controllers have been developed. The proposed models allow to evaluate the quality of temperature control in the refrigeration compartment and to determine energy losses during transients. The results of computer simulation of transients in temperature control systems due to changes in the performance of the motor-compressor and the obtained values of power losses are presented. It is established that the smallest losses of the electric power at instant increase of heat inflows in refrigerating department occur at application of a fuzzy regulator. It is determined that the use of fuzzy controllers in automatic control systems reduces the duration of transients, the time of the first negotiation, the number of oscillations, but leads to static error and increases the maximum deviation from the set temperature in the refrigerator compartment. Simulation models of control systems of the motor-compressor of a household refrigerator for assessment of quality of regulation and definition of losses of the electric power during transient processes are developed. The ways to increase the energy efficiency of household refrigerators through the introduction of control systems with fuzzy regulators are proposed.
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Лаженко, А. С., and Т. Я. Біла. "ОЦІНКА ЕНЕРГОЕФЕКТИВНОСТІ ВИКОРИСТАННЯ СИСТЕМ КЕРУВАННЯ МОТОР-КОМПРЕСОРОМ ПОБУТОВОГО ХОЛОДИЛЬНИКА." Bulletin of the Kyiv National University of Technologies and Design. Technical Science Series 146, no. 3 (January 11, 2021): 58–68. http://dx.doi.org/10.30857/1813-6796.2020.3.5.

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Determining the rational structure of the automatic control system of the motor-compressor, which provides minimal energy losses when switching on and going to a steady state mode of operation of a household refrigerator. The methods of simulation modeling, comparative analysis, research of control systems and the main provisions of technical thermodynamics and the theory of automatic control are used in the work. The paper considers the principle of operation of the refrigeration unit of a household refrigerator, schematically shows its main elements and the relationship with the steam compression cycle. Simulation models of automatic control systems based on proportional-integral-differential controller, fuzzy and hybrid controllers have been developed. The proposed models allow to evaluate the quality of temperature control in the refrigeration compartment and to determine energy losses during transients. The results of computer simulation of transients in temperature control systems due to changes in the performance of the motor-compressor and the obtained values of power losses are presented. It is established that the smallest losses of the electric power at instant increase of heat inflows in refrigerating department occur at application of a fuzzy regulator. It is determined that the use of fuzzy controllers in automatic control systems reduces the duration of transients, the time of the first negotiation, the number of oscillations, but leads to static error and increases the maximum deviation from the set temperature in the refrigerator compartment. Simulation models of control systems of the motor-compressor of a household refrigerator for assessment of quality of regulation and definition of losses of the electric power during transient processes are developed. The ways to increase the energy efficiency of household refrigerators through the introduction of control systems with fuzzy regulators are proposed.
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Li, Jie, Xin Ping Ou Yang, and Lian Jie Zhang. "Structure Design of a New Kind of Rotary Refrigeration Compressor." Advanced Materials Research 201-203 (February 2011): 2544–49. http://dx.doi.org/10.4028/www.scientific.net/amr.201-203.2544.

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This paper introduces the working principle and components structure of a new kind rotary refrigeration compressor which receives the merits of some existing rotary refrigeration compressors and discards some application limitation. The new type refrigeration compressor has the characteristics of fewer parts as well as simple structure, easy manufacturing, smooth operation and wide application capacity. In this paper the author puts emphasis on the discharge structure, capacity regulation mechanism, piston flexibleness and seal body.
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Dissertations / Theses on the topic "Refrigeration compressor"

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Liang, Kun. "A novel linear electromagnetic-drive oil-free refrigeration compressor." Thesis, University of Oxford, 2014. http://ora.ox.ac.uk/objects/uuid:a6b61f49-895d-4587-baa7-91d5d1feff14.

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There is a need to improve the capabilities of cooling technology to dissipate increasingly high heat fluxes (approaching 200 W/cm2) from electronic components in order to maintain acceptable operating temperatures. The linear compressor with clearance seal and flexure spring which has been used for many years for space application, is an attractive proposition for vapour compression refrigeration (VCR) systems in electronics cooling applications because it offers several advantages over traditional compressor technology. This thesis introduces a novel design of oil-free linear compressor and investigates the performance of the linear compressor system and the key issues with respect to the operations of the compressor. A comprehensive system analysis has been carried out for the linear compressor regarding the moving magnet motor characteristics, spring stiffness, damping, imbalance of current in coils, DC offset and leakage across the clearance seal. To measure the performance of the linear compressor, an experimental apparatus and a data acquistion system have been built. A harmonic fitting approach has been proposed to reconstruct current, voltage and displacement signals using fast Fourier transform (FFT) and minimisation algorithms. The piston dynamics have been modelled to infer pressure-volume (P-V) diagrams. Preliminary measurements of the linear compressor at resonance using nitrogen show that an adiabatic efficiency of 42% - 60% and a motor efficiency of 71% - 89% are maintained over a wide range of operating parameters, indicating that systems using this type of compressor could have good part load efficiency. At the design point (a pressure ratio of 3.0 and a stroke of 13 mm), pressure drop loss is responsible for 27% of the total losses and the most significant loss is the copper loss (34%). A commercial crank-drive compressor with comparable properties has also been evaluated for comparison, showing that the prototype linear motor has a much higher efficiency than the rotary induction motor, particularly at low electrical power inputs while the volumetric efficiencies in the crank-drive compressor are about 20% higher. The linear compressor in a refrigeration system using R134a has been measured for different strokes under each pressure ratio with a fixed condenser outlet temperature of 50°C and evaporator temperature ranging from 6°C to 27°C. A model of the resonant frequency using discharge and suction pressures and the stroke has been validated. A coefficient of performance (COP) of 3.2 has been achieved at a cooling capacity of 384 W and an evaporator temperature of 20°C. This is assumed to be a typical CPU cooling condition. A Proportional-Integral-Derivative (PID)/Pulse-Width-Modulation (PWM) control system using a solenoid operated valve has been developed for DC offset and clearance control. Operation of the linear compressor with a fixed clearance of 0.8 mm using nitrogen has been carried out in comparison with the fixed zero DC offset operation. When operated with a fixed clearance, the volumetric efficiency increases with a decreasing stroke but the fixed clearance operation requires a higher power input. This provides evidence that the piston control in a refrigeration system with capacity control should be for a zero DC offset.
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Chan, Kuan Yoong. "Investigation and performance optimisation of multi compressor refrigeration system." Thesis, Brunel University, 2002. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.247504.

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Rankle, Hugo Elias Camargo. "Acoustic prediction and noise control of a refrigeration compressor." Thesis, This resource online, 1995. http://scholar.lib.vt.edu/theses/available/etd-09052009-040840/.

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Cain, Jason James. "Collision Analysis of the Reversible Crankshaft Mechanism in a Convertible Refrigeration Compressor." Thesis, Virginia Tech, 2000. http://hdl.handle.net/10919/33479.

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The purpose of this study is to analyze the behavior of a reversible two-cylinder refrigerant compressor manufactured by Bristol Compressor Incorporated. This compressor contains a specialized linkage that causes the compressor to transition from a two-cylinder compressor to a single-cylinder compressor when the direction of rotation of the crankshaft is reversed. The linkage accomplishes this by reducing the throw of one cylinder to zero. Of interest are the conditions to which this linkage is subjected when the direction of rotation is again reversed, causing the compressor to return to its two-cylinder functioning. When this reversal takes place, a collision occurs within the linkage. These repeated collisions are thought to be the cause of fatigue failure of the linkage in many of these compressors. To verify that this collision is the problem, an understanding of the stress state during the collision is needed. This thesis begins the work necessary to determine the dynamic stress state present within the system. A FORTRAN program was developed that modeled the kinematic behavior of the system under operating conditions. The program predicts the accelerations, velocities, positions, and internal forces present within the system during startup conditions. Also, a method has been developed to model rotary sliding contact between two cylindrical surfaces. This method is developed and investigated in hopes that it will facilitate the modeling of the behavior of the compressor linkage in a dynamic finite element analysis.
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Kelly, Allan D. "Dynamic finite element modeling and analysis of a hermetic reciprocating compressor." Thesis, This resource online, 1992. http://scholar.lib.vt.edu/theses/available/etd-01242009-063231/.

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Ramani, Anand. "Finite element modeling of a refrigeration compressor for noise prediction applications." Thesis, This resource online, 1993. http://scholar.lib.vt.edu/theses/available/etd-08182009-040538/.

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Boyle, R. J. "Valve design optimisation for a 3-cylinder semi-hermetic reciprocating refrigeration compressor." Thesis, University of Strathclyde, 1985. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.381314.

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Craun, Matthew Ashby. "Identification of sound transmission paths within a hermetic reciprocating refrigeration compressor via multiple-input/single-output modeling." Thesis, This resource online, 1994. http://scholar.lib.vt.edu/theses/available/etd-09192009-040610/.

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Nóbrega, Claudia Rosa do Espírito Santo 1985. "Análise da eficiência energética de um sistema de refrigeração utilizando compressor de velocidade variável." [s.n.], 2015. http://repositorio.unicamp.br/jspui/handle/REPOSIP/265752.

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Orientador: Luiz Felipe Mendes de Moura
Dissertação (mestrado) - Universidade Estadual de Campinas, Faculdade de Engenharia Mecânica
Made available in DSpace on 2018-08-28T12:01:47Z (GMT). No. of bitstreams: 1 Nobrega_ClaudiaRosadoEspiritoSanto_M.pdf: 49731796 bytes, checksum: 231227e66649d1f3e29b15b3a64c3913 (MD5) Previous issue date: 2015
Resumo: O presente trabalho refere-se a uma investigação experimental do comportamento de um sistema de refrigeração utilizando um compressor de rotação variável. Diante da necessidade do uso racional de energia elétrica, estudos entorno da eficiência energética são desenvolvidos como alternativas de redução do desperdiço em equipamentos, como desenvolvimento de dispositivos que necessite de menos consumo de energia sem comprometimento de sua eficiência, e possibilitando a acessibilidade destas alternativas para comunidade em geral. O uso do compressor de rotação variável tem sido estudado como alternativa de redução no consumo de energia por ser responsável por 80% do consumo total de energia consumida pelo sistema de refrigeração, que está cada vez mais presente nas indústrias e residências. Foi implementada uma bancada de teste composta por um subsistema de refrigeração por compressão a vapor e um subsistema secundário de resfriamento. Este estudo visa investigar experimentalmente a potência consumida, potência de compressão, coeficiente de performance (COP) e eficiência do sistema de refrigeração variando-se a carga térmica solicitada utilizando um compressor de rotação variável e o compressor em rotação fixa máxima fornecida pelo fabricante. Os resultados encontrados experimentalmente com a utilização do compressor em rotação variável apresentaram valores satisfatórios para os parâmetros avaliados e um melhor desempenho do sistema se comparado aos valores obtidos com o compressor em rotação fixa variando-se a carga térmica solicitada
Abstract: The present work relates to an experimental investigation of the behavior of a refrigeration system using a variable speed compressor. Faced with the need for rational use of energy, environment studies of energy efficiency are developed as wasting reduction alternatives in equipment such as developing devices that need less power consumption without compromising its efficiency and allowing the accessibility of these alternatives community. The use of variable speed compressor has been studied as alternative reduction in energy consumption to be responsible for 80 % of total energy consumption consumed by the cooling system, which is increasingly present in industry and households. A test bench comprising a subsystem vapor compression refrigeration and secondary cooling subsystem has been implemented. This study aims to experimentally investigate the consumed power, compression power, coefficient of performance (COP) and the refrigeration system efficiency by varying the thermal load applied using a variable speed compressor and the compressor at maximum fixed speed provided by the manufacturer. The results experimentally using the variable speed compressor showed satisfactory values for the parameters evaluated and improved system performance compared to the values obtained with fixed speed compressor in varying the required heat load
Mestrado
Termica e Fluidos
Mestra em Engenharia Mecânica
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Thompson, Swen. "Analysis of the Dynamic Interferences Between the Stator and Rotor of a Refrigeration Compressor Motor." Thesis, Virginia Tech, 1997. http://hdl.handle.net/10919/30364.

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This thesis involves the development and study of a finite element model of a hermetic, single-vane compressor and a single-phase alternating current induction motor assembled in a common housing. The manufacturer of this unit is experiencing a high scrap rate due to interference during operation between the stator and rotor of the motor. The rotor shaft of the motor is non-typical because of its cantilever design. The finite element model was first subjected to eigenvalue analysis. This revealed that the interference producing displacements were not the result of torque application to the rotor at a frequency close to an eigenvalue of the mechanical system. After a review of the literature and discussions with Electrical Engineering Department faculty possessing extensive motor experience, it was surmised that the physical phenomenon causing the rotor displacement was unbalanced magnetic pull. This phenomenon occurs in the air gap of rotating electric machines due to eccentricity in the air gap. The model was then subjected to simultaneous harmonic force inputs with magnitudes of unity on the rotor and stator surfaces to simulate the presence of unbalanced magnetic pull. It was found that the rotor shaft acts as a cantilever beam while the stator and housing are essentially rigid. The displacements due to these forces were examined and then scaled to develop the motor parameters necessary to produce the radial forces required for stator/rotor interference. Several recommendations were then made regarding possible solutions to the interference problem.
Master of Science
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Books on the topic "Refrigeration compressor"

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Ryan, Michael P. Tecumseh, Matsushita, and refrigeration compressor subsidies from Singapore. Washington, DC: Distributed by the Institute for the Study of Diplomacy, School of Foreign Service, Georgetown University, 1995.

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Qureshi, Tauqir Qadir. Investigation of the performance of alternative compressor technologies in variable speed refrigeration systemsfor air conditioning applications. Uxbridge: Brunel University, 1994.

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Pandeya, Prakash N. Performance analysis of positive displacement refrigerating compressors. Ann Arbor: University MicrofilmsInternational, 1985.

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Kōatsu gasu torishimarihō ni motozuku reitō kankei hōkishū. 3rd ed. Tōkyō: Nihn Reitō Kyōkai, 1987.

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K, Kokula Krishna Hari, and K. Saravanan, eds. Performance (COP) Analysis of a Vapour Compression Refrigeration System component with Nano Coating. Tiruppur, Tamil Nadu, India: Association of Scientists, Developers and Faculties, 2016.

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Mongey, Brian. The experimental evaluation of a ternary mixture as an alternative to R22 in the vapour compression refrigeration cycle. [S.l: The Author], 1996.

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Water Turbo Compressor and Ejector Refrigeration / Heat Pump Technology. Butterworth-Heinemann, 2016.

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National Register of Foreign Collaborations (India) and India. Dept. of Scientific & Industrial Research., eds. Technology in Indian refrigeration compressor industry: A status report prepared under the National Register of Foreign Collaborations. New Delhi: Govt. of India, Dept. of Scientific & Industrial Research, Ministry of Science & Technology, 1991.

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Water (R718) Turbo Compressor and Ejector Refrigeration / Heat Pump Technology. Elsevier, 2016. http://dx.doi.org/10.1016/c2015-0-01782-8.

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Hydro-Québec, ed. Energy efficiency user-initiative and audit program: Pump, fan, and compressor systems (PFCS) : summary guide : compressor and refrigeration systems. [Québec]: Hydro-Québec, 1994.

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Book chapters on the topic "Refrigeration compressor"

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Gu, Junjie, Shujun Wang, and Zhongxue Gan. "Two-Phase Flow in Compressor." In Two-Phase Flow in Refrigeration Systems, 57–72. New York, NY: Springer New York, 2013. http://dx.doi.org/10.1007/978-1-4614-8323-6_5.

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Asakura, H., D. Kato, N. Saji, and H. Ohya. "80 K Centrifugal Compressor for Helium Refrigeration System." In Advances in Cryogenic Engineering, 787–94. Boston, MA: Springer US, 1992. http://dx.doi.org/10.1007/978-1-4615-3368-9_3.

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Peng, Bin, Lemort Vincent, and Wuyin Jin. "Heat Transfer and Leakage Analysis for R410A Refrigeration Scroll Compressor." In Advances in Mechanical Design, 1453–69. Singapore: Springer Singapore, 2017. http://dx.doi.org/10.1007/978-981-10-6553-8_95.

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Watanabe, Fumi, and Atsushi Akisawa. "Selection of Adsorbents for Double-Effect Adsorption Refrigeration Cycle Combined Compressor." In Transition Towards 100% Renewable Energy, 451–58. Cham: Springer International Publishing, 2018. http://dx.doi.org/10.1007/978-3-319-69844-1_41.

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Koelet, P. C., and T. B. Gray. "Compressors." In Industrial Refrigeration, 73–131. London: Macmillan Education UK, 1992. http://dx.doi.org/10.1007/978-1-349-11433-7_4.

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Gicquel, Renaud. "Compression refrigeration cycles." In Energy Systems, 287–318. 2nd ed. London: CRC Press, 2021. http://dx.doi.org/10.1201/9781003175629-14.

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Adams, Maurice L. "Refrigerator Compressor Wrist-Pin Bearing." In Bearings, 263–65. Boca Raton : CRC Press, 2017.: CRC Press, 2018. http://dx.doi.org/10.1201/b22177-14.

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Llopis, Rodrigo, Daniel Sánchez, and Ramón Cabello. "Refrigerants for Vapor Compression Refrigeration Systems." In Heat Transfer, 463–522. Taylor & Francis Group, 6000 Broken Sound Parkway NW, Suite 300, Boca Raton, FL 33487-2742: CRC Press, 2017. http://dx.doi.org/10.1201/9781315368184-16.

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Kosoy, B. V. "Non-Compression Refrigeration: Problems and Prospects." In Low Temperature and Cryogenic Refrigeration, 23–37. Dordrecht: Springer Netherlands, 2003. http://dx.doi.org/10.1007/978-94-010-0099-4_3.

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Yin, Xiaohong, Wenjian Cai, Shaoyuan Li, and Xudong Ding. "Control Structure Selection for Vapor Compression Refrigeration Cycle." In Intelligent Computing for Sustainable Energy and Environment, 477–85. Berlin, Heidelberg: Springer Berlin Heidelberg, 2013. http://dx.doi.org/10.1007/978-3-642-37105-9_53.

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Conference papers on the topic "Refrigeration compressor"

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Bosco, Raul, Ricardo Alexandre Maciel, Miguel Mattar Neto, and Carlos Alexandre J. Miranda. "Finite Element Analysis of a Compressor Housing Used in High Pressure Refrigeration System." In ASME 2007 Pressure Vessels and Piping Conference. ASMEDC, 2007. http://dx.doi.org/10.1115/pvp2007-26227.

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In the design of compressors running with high pressure refrigerants, safety aspects must be a mandatory concern. Moreover, when dealing with high pressure levels, compressor components have their original design adapted to withstand such a high pressures, particularly acoustical mufflers, external housing, and compression mechanism. Regarding the external housing, the design approach goes beyond acoustical and aesthetics features as mostly observed in current refrigerating compressors. In order to safety enclose the compression mechanism the application of a proper design methodology is mandatory to safeguard the structural integrity of both the compressor external housing and the whole refrigerating system. Looking for acceptable, cost effective safety factors, a simultaneous design approach including advanced structural mechanics techniques, experimentation, safety Codes revision, and Computer Aided Engineering (CAE) tools application is mandatory. The aim of this work is to present a new development approach, concerning structural design of a compressor housing used in high pressure refrigeration system. Numerical and experimental results will be compared among each other aiming to evaluate some ASME Codes criteria and design procedures.
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Ro¨ytta¨, Pekka, Juha Honkatukia, and Teemu Turunen-Saaresti. "Centrifugal Compressor Working Fluids for Refrigeration Cycle." In ASME Turbo Expo 2009: Power for Land, Sea, and Air. ASMEDC, 2009. http://dx.doi.org/10.1115/gt2009-59150.

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A centrifugal high-speed compressor is an effective light weight option to power a refrigeration cycle for air conditioning purposes. Perhaps the most important decision in design is the working fluid selection. Modern high-speed technology makes it possible for the refrigeration compressor to be completely oil free, which considerably broadens the scale of possible working fluids. Furthermore, many traditional fluids have become banned and the industry standard R134a might face the same faith in some European countries because of its relatively high global warming potential. In this study eleven different fluids were studied and compared and R22 was used as a reference. It was found that there are many potential fluids for centrifugal compressors that provide better efficiencies than the most common fluids in use today. The purpose of this study is to initially screen a larger set of candidate fluids for more accurate estimation later on. The fluids are evaluated by the efficiency of the cycle, but also mechanical feasibility and dimensions are considered as light weight of the machinery was an important criterion in design process. The comparison was made with constant evaporation and condensation temperature and fixed cooling power for all the fluids. In selection of the working fluid the safety factors often play a dominant role which was also shortly considered. In our study we found out that for a residential HVAC size cooling cycle there are environmentally friendly fluids with high efficiency leading to feasible mechanical designs with centrifugal compressors.
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Xie, Yingbai, Zhouxuan Xu, Liyong Lun, and Cheng Seong Zhao. "Steady State Simulation of Single-Stage Compression Refrigeration System Compressor." In 6th International Energy Conversion Engineering Conference (IECEC). Reston, Virigina: American Institute of Aeronautics and Astronautics, 2008. http://dx.doi.org/10.2514/6.2008-5669.

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Ganni, V., P. Knudsen, J. Creel, D. Arenius, F. Casagrande, M. Howell, J. G. Weisend, et al. "SCREW COMPRESSOR CHARACTERISTICS FOR HELIUM REFRIGERATION SYSTEMS." In ADVANCES IN CRYOGENIC ENGINEERING: Transactions of the Cryogenic Engineering Conference - CEC, Vol. 52. AIP, 2008. http://dx.doi.org/10.1063/1.2908562.

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Chen, Gaofei, Maoqiong Gong, and Yinong Wu. "Experimental investigation on the miniature mixed refrigerant refrigerator driven by a mini-compressor." In Tri-Technology Device Refrigeration (TTDR) III, edited by Richard I. Epstein, Bjørn F. Andresen, Tonny Benschop, Joseph P. Heremans, Mansoor Sheik-Bahae, and Sergey V. Riabzev. SPIE, 2018. http://dx.doi.org/10.1117/12.2301385.

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Phelan, Patrick E., Victor Chiriac, and Tien-Yu Tom Lee. "Performance Comparison of Mesoscale Refrigeration Technologies for Electronics Packaging." In ASME 2003 International Electronic Packaging Technical Conference and Exhibition. ASMEDC, 2003. http://dx.doi.org/10.1115/ipack2003-35140.

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Utilizing refrigeration is one alternative to improve the operating performance of microelectronic devices. Unless large-scale refrigeration systems are acceptable, it is likely that miniature, or mesoscale, refrigerators will be required that can be directly incorporated into electronic packaging. The present study builds on the authors’ previous investigation of mesoscale refrigerators, which emphasized how only thermoelectric coolers (TEC’s) are capable of being miniaturized in the near future. Many other refrigeration systems, however, are being examined for their potential to be miniaturized, including the vapor-compression, Stirling, and pulse-tube cycles. Here a simple analysis is presented that shows the feasibility of utilizing these systems in electronics packaging. One finding is that, provided a suitable mesoscale compressor can be constructed, a vapor-compression refrigerator may yield the best performance of the investigated systems.
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Li Jie. "Reducing vibration with advanced lubricants for refrigeration compressor." In 2010 Second International Conference on Computational Intelligence and Natural Computing (CINC). IEEE, 2010. http://dx.doi.org/10.1109/cinc.2010.5643878.

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Anderson, Kevin R., Thomas Gross, Chris McNamara, and Ariel Gatti. "DESIGN AND ANALYSIS OF A FAME-MLL VAPOR-COMPRESSION REFRIGERATION CYCLE COMPRESSOR." In 4th Thermal and Fluids Engineering Conference. Connecticut: Begellhouse, 2019. http://dx.doi.org/10.1615/tfec2019.ref.026265.

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Tiedeman, J. S., and S. A. Sherif. "Optimum Refrigerating Efficiency and Exergy Index of a Two-Stage Refrigeration Cycle." In ASME 2004 Heat Transfer/Fluids Engineering Summer Conference. ASMEDC, 2004. http://dx.doi.org/10.1115/ht-fed2004-56807.

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This paper presents results of an optimization study for a two-stage vapor compression refrigeration cycle based on the refrigerating efficiency and exergy index. Traditional two-stage refrigeration cycle studies have focused on the first law performance, while those studies dealing with the second law have primarily been limited to performance analysis as opposed to performance optimization. Results of this study indicate that the use of the common approximation of the geometric mean to find the optimum interstage pressure leads to nearly optimum results for the refrigerating efficiency, with maximum error in the neighborhood of 5%. However, the error associated with using this approximation to find the optimum exergy index is too large, approaching 15%. Second law optimization revealed that the optimum data curves themselves have maxima for each set of conditions tested. There are a series of conditions that lead to the conclusion that, for a given system, there is an optimum set of conditions that lead to the lowest amount of exergy destruction for that system. Polynomial equations have been fitted to the resultant optimum data for the refrigerating efficiency and exergy index. These equations allow for the reproduction of optimum points based on high- and low-pressure compressor efficiencies and condenser and evaporator pressures.
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Davies, Gareth F., Ian W. Eames, Paul B. Bailey, Michael W. Dadd, Adam Janiszewski, C. Richard Stone, Graeme G. Maidment, and Brian Agnew. "Development of a Miniature Vapor Compression Refrigeration System for Electronic Cooling." In ASME 2009 InterPACK Conference collocated with the ASME 2009 Summer Heat Transfer Conference and the ASME 2009 3rd International Conference on Energy Sustainability. ASMEDC, 2009. http://dx.doi.org/10.1115/interpack2009-89162.

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Computer chips have generally been cooled by means of a heat sink/fan device; however, such systems are now approaching their limits and in future alternative techniques/devices will be needed. A 3-year project, involving collaboration between groups at three UK universities, is being undertaken to develop a miniature refrigeration device for the cooling of future microprocessors and electronic systems. Using conventional vapor compression refrigeration technology for the cooling of small computer packages has generally resulted in low heat fluxes, however, microchannel devices have shown heat transfer coefficients up to 16 times greater, and porous medium channels even higher heat transfer rates. Porous media heat exchangers are being developed by Newcastle University and some results from this work are reported here. Surface contamination by lubricating oil from the compressor often causes problems with small passage heat exchangers. Oxford University’s Cryogenics Group have developed specialised oil-free compressors for low temperature cooling systems for space applications. Such a compressor is being adapted for use in the miniature vapor compression refrigeration device. The paper discusses development work on the compressor design. Conventional size refrigeration systems have sufficient capacity to dampen out transient behaviour resulting from variations in local temperatures and flow rates, but this is not the case for miniature systems. Based on earlier work at London South Bank University, a model has been developed to study transient behaviour in miniature refrigeration systems. The basis of the mathematical model is explained within the paper, as well as providing provisional results from the simulations. The paper identifies the potential need for computer cooling and highlights the opportunity to develop specific cooling solutions. Previous relevant work in this area is also highlighted. The paper provides details of novel work being carried out on modelling, micro-heat transfer and compressor development.
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Reports on the topic "Refrigeration compressor"

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Bergander, Mark J., and Dariusz Butrymowicz. New Regenerative Cycle for Vapor Compression Refrigeration. Office of Scientific and Technical Information (OSTI), January 2010. http://dx.doi.org/10.2172/1148712.

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Mark J. Bergander. New Regenerative Cycle for Vapor Compression Refrigeration. Office of Scientific and Technical Information (OSTI), August 2005. http://dx.doi.org/10.2172/850491.

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Wu, K. C. Cold Vacuum Compressor for RHIC Helium Refrigerator. Office of Scientific and Technical Information (OSTI), December 1992. http://dx.doi.org/10.2172/1119175.

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Shen, Bo, and Ayyoub Mehdizadeh Momen. ECC Refrigerator: Finish System Design of a Refrigerator Using an Electrochemical Compressor. Office of Scientific and Technical Information (OSTI), November 2017. http://dx.doi.org/10.2172/1474672.

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Wu, K. C. Performance of RHIC Refrigerator III: Cold Vacuum Compressor. Office of Scientific and Technical Information (OSTI), April 1996. http://dx.doi.org/10.2172/1119226.

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Shen, Bo, and Ayyoub Mehdizadeh Momen. ECC Refrigerator: Characterize Performance of a Prototype Electrochemical Compressor. Office of Scientific and Technical Information (OSTI), July 2018. http://dx.doi.org/10.2172/1474674.

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Brown, Daryl R., James A. Dirks, Nicholas Fernandez, and Tyson E. Stout. The Prospects of Alternatives to Vapor Compression Technology for Space Cooling and Food Refrigeration Applications. Office of Scientific and Technical Information (OSTI), March 2010. http://dx.doi.org/10.2172/979500.

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Suda, Naoaki, Takashi Suzuki, Keisuke Uchida, Yasufumi Oguri, and Masakake Yoshida. Analysis of Performance in the Vapor Compression Refrigerator With Capillary Tube Condenser. Warrendale, PA: SAE International, September 2005. http://dx.doi.org/10.4271/2005-08-0468.

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Shen, Bo. ECC Refrigerator: Develop a system model using electrochemical (ECC) compressor and metal hydride (MH) heat exchangers- FY18 2nd Quarter Milestone Report. Office of Scientific and Technical Information (OSTI), September 2018. http://dx.doi.org/10.2172/1471913.

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Shen, Bo, and Ayyoub Mehdizadeh Momen. ECC Refrigerator: Investigate Potential Energy Savings and Likelihood of Success if an ECC is Used Instead of a Typical Vapor Compressor. Office of Scientific and Technical Information (OSTI), November 2017. http://dx.doi.org/10.2172/1474673.

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