SAE Technical Paper Series 2006
DOI: 10.4271/2006-01-0268
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Storage Evaporators - Innovative AC Concept for Micro Hybrid Vehicles

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Cited by 9 publications
(6 citation statements)
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“…In order to merge Equation (9) and Equation (10) into one set of differential equations, logic statement is incorporated into system dynamics as suggested in Equation (11). The two sets of equations are mathematically equivalent if a logic statement on PCM temperature is incorporated in depth dynamics and a logic statement on PCM depth is incorporated in temperature dynamics.…”
Section: > < >mentioning
confidence: 99%
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“…In order to merge Equation (9) and Equation (10) into one set of differential equations, logic statement is incorporated into system dynamics as suggested in Equation (11). The two sets of equations are mathematically equivalent if a logic statement on PCM temperature is incorporated in depth dynamics and a logic statement on PCM depth is incorporated in temperature dynamics.…”
Section: > < >mentioning
confidence: 99%
“…In an innovative A/C loop, the conventional evaporator is replaced with a storage evaporator with PCM added [9]. Physically, PCM in the outer tube is assembled around an inner tube which the refrigerant flows through.…”
Section: Modeling A/c System With Storage Evaporatormentioning
confidence: 99%
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“…Onde: Q air,max =Calor m air = vazão em massa do ar c= coeficiente de transmissão ∆t= diferença de temperatura O que equivale a dizer que uma demanda de energia acumulada de 60kJ, demoraria em torno de 5 minutos para ter o "PCM" congelado, o que é totalmente inviável para os ciclos urbanos [6].…”
Section: Figura 3: Alternativas Construtivas Para O Evaporador Com Acunclassified
“…Primeiramente, definiu-se um ciclo de rodagem (avaliação/uso) abrangendo porções metropolitanas significativas, de acordo com a figura 6. Outras considerações [6]: As medições sempre partiram de veículo já com a cabine refrigerada ("cool-down" já executado). O veículo está com a admissão de ar fresco fechada (está em 100% recírculo) e a temperatura externa está 15 Kelvin acima da temperatura do habitáculo, necessidade de retirar-se de 2,2 a 3,3 kW de calor do habitáculo, COP de 1,7 em marcha lenta, o que nos leva a uma demanda de 1,3 a 2 kW no compressor.…”
Section: Determinação Dos Requisitos E Avaliaçãounclassified