[PDF] Top 20 The Design and Optimization of the Heat Exchanger of the Sea Water Source Heat Pump Air Conditioning System Based on the Baffle Spacing

... the sea water source heat pump system [1] uses sea water to provide cooling and heat sources for ships to exchange heat in the heat ... See full document

... tube heat exchangers (STHXs) from the economic ...shell-and-tube heat exchanger as the design variables and the genetic algorithm is applied to solve the associated optimization ...the ... See full document

... Three design variables such as shell internal diameter, outer tube diameter and baffle spacing are considered for ...for heat exchanger ... See full document

... ABSTRACT Heat exchangers play significant role in refrigeration and air conditioning ...the system performance while reducing the size, weight and cost of the heat ...lower ... See full document

... the heat pump system can be conducted on the basis of a relatively simple calculation ...of heat pump simulation models have been developed, these models can be approximately divided ... See full document

... Hot water was dumped daily in accordance with the IEA Schedule Task 26 model for a typical Canadian family of four people (Safa, ...30) based on climate normals derived from a 30-year historical record of ... See full document

... a heat pump when providing heating, not only to have a low heating distribution temperature but also to have as high a source temperature as ...for air source heat pumps because ... See full document

... micro-channel heat exchangers [27-32], but little information exists on the study of folded louvered fin tube heat exchanger under frosting ...fin-tube heat exchanger can perform well ... See full document

... in heat exchangers when the intensity increases to the point that it causes some part of the exchanger to fail mechanically, upsets the process conditions, or creates a condition that endangers those who ... See full document

... conventional air conditioning heat and cold source schemes usually set respectively cold sources (refrigerator) and heat source ...problems, air conditioning ... See full document

... shell heat exchanger for car air conditioning ...type heat exchanger and automotive industry ...the heat exchanger need to be ...Wira’s air ... See full document

... 2.2.2. Newton Raphson Method Besides the successive substitution method, the Newton-Raphson method is also used for system simulations. Mullen et al. (1998) developed the ACRC solver that uses the Newton-Raphson ... See full document

... residential air-conditioner is modified to apply to the automotive heat pump ...tube-pass design of our MC-HEX (FMC) for the outdoor unit of a residential air-conditioner gives priority ... See full document

... ventilation air, which would substantially reduce the overall building ...the air source heat pump was frequently observed in the defrost ...This heat pump function was ... See full document

... the heat transfer rate and thermal performance in various types of heat exchangers or engineering devices had been done by two methods; active and passive ...augment heat transfer ...for heat ... See full document

... of heat flows in the heat ...the heat loss exer- gy ∆E accounts for the biggest ...the heat loss exergy ∆E depend on the temperature gra- dient ∆t i,e1 = T i – T e , but it is also influenced by ... See full document

... the heat pump unit and the connection with the ground, specially drilling, but the operating costs are lower than conventional systems because of their high ...GSHP system may not be the cheapest ... See full document

... Air-source heat pump heating system based on photovoltaic generation complementary with grid is proposed in this ...the system to replace the photovoltaic array. The ... See full document

... the pump to operate until the system has been evacuated down to 300 ...the pump to continue running for an additional 15 minutes. Turn off the pump and leave the connections secured to the two ... See full document

... The TEMA-F - shell design provides for a longitudinal flow plate to be installed inside the tube bundle assembly. This plate causes the shell fluid to travel down one half of the tube bundle, then down the other ... See full document