Exact(5)
The optimal operating conditions found by the vortex search algorithm significantly reduced the required energy of the single mixed refrigerant process by ≤41.5% and improved the coefficient of performance by ≤32.8% in comparison with the base case.
The study showed that the proposed expander obtained built-in volumetric ratio up to 7.6 with isentropic efficiency of 55.9% at 2000 rpm and theoretically improved the coefficient of performance from 4.0 to 4.56, by 14.2%, under design operating condition.
Fitting a quadratic in place of a linear regression model improved the coefficient of determination.
Furthermore, the addition of MRI-derived BMD to BMD derived from pQCT and DXA in a multiple linear regression model improved the coefficient of determination from 0.50 to 0.68.
Each potential confounder was initially examined separately and included only if it 1) substantially altered the association of the principal dietary variables with the outcome in the unadjusted models (>10%), 2) significantly predicted the outcome, or 3) improved the coefficient of determination (>5%).
Similar(55)
Possible ways for improving the coefficient of performance and specific cooling capacity are discussed.
This paper demonstrates optimal condenser fan control to improve the coefficient of performance (COP) of air-cooled chillers.
Thus, allowing the refrigerant to absorb more heat in the evaporator; thereby improving the coefficient of performance (COP) of the system.
A novel heat recovery process was also fulfilled after the mass recovery-like process to improve the coefficient of performance (COP).
In order to increase the refrigeration capacity and improve the coefficient of performance (COP), an economizer arrangement is used in the refrigeration system with screw refrigeration compressor.
The results show that the integration of the proposed control system with the modified air conditioning system leads to increase the energy saving and improve the coefficient of performance over a wide range of ambient temperatures (35 57) °C.
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