Zobrazeno 1 - 5
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pro vyhledávání: '"Ulf C. Andresen"'
Publikováno v:
International Journal of Heat and Mass Transfer. 91:477-493
Cooling of refrigerant blends R404A and R410A at critical and supercritical pressures in horizontal tubes with 0.76 D P r = 1.0, 1.1 and 1.2, mass fluxes of 200 G −2 s −1 , and temperatures ranging from 30–110 °C. A technique that simultaneous
Publikováno v:
International Journal of Refrigeration. 59:1-13
This paper presents the results of an experimental study on pressure drop during condensation of refrigerant blends R404A and R410A at near-critical pressures inside tubes of 0.76 ≤ D ≤ 9.4 mm. Local frictional pressure gradients were measured at
Publikováno v:
Journal of Heat Transfer. 138
Heat transfer during condensation of refrigerant blends R404A and R410A flowing through horizontal tubes with 0.76 ≤ D ≤ 9.4 mm at nominal Pr = 0.8–0.9 was investigated. Local heat transfer coefficients were measured for the mass flux range 200
Publikováno v:
Journal of Heat Transfer. 129:958-965
This paper presents the results of an experimental study on condensation heat transfer of refrigerant blends R404A and R410A flowing through horizontal tubes of 9.4 and 6.2mm inner diameter at nominal pressures of 80% and 90% of the critical pressure
Autor:
Ulf C. Andresen, William Singhose
Publikováno v:
Journal of Mechanical Design. 126:1105-1108
Unwanted vibration in cam-follower systems causes increased forces, noise, wear, and operating costs. This paper investigates the use of input shaping on cam profiles to reduce vibration. Input shaping is a real-time command modification algorithm de