Exergy Assessment of Single Stage Solar Adsorption Refrigeration System Using ANN

Table 3

Exergy balance of the different components of solar adsorption refrigeration system.

Component	Exergy received 𝜀̇in (kW)	Exergy delivered 𝜀̇out (kW)	Irreversibility (exergy loss) 𝜀̇loss (kW)
Condenser	𝑚̇𝑟𝑒1+𝑚̇𝑐𝑒𝑐1	𝑚̇𝑟𝑒2+𝑚̇𝑐𝑒𝑐2	𝜀̇losscond=𝑚̇𝑟𝑒1−𝑒2−𝑚̇𝑐𝑒𝑐2−𝑒𝑐1
Expansion device	𝑚̇𝑟𝑒2	𝑚̇𝑟𝑒3	𝜀lossexpdevice=𝑚̇𝑟𝑒2−𝑒3
Evaporator	𝑚̇𝑟𝑒3+𝑄̇eva1−(𝑇0/𝑇source)	𝑚̇𝑟𝑒4	𝜀̇lossevap=𝑚̇𝑟𝑒3−𝑒4+𝑄̇eva1−(𝑇0/𝑇source)
Adsorbent bed	𝑚̇𝑟𝑒4+𝑄̇𝑔1−𝑇0/𝑇𝑔	𝑚̇𝑟𝑒1	𝜀̇lossadsbed=𝑚̇𝑟𝑒4−𝑒1+𝑄̇𝑔1−𝑇0/𝑇𝑔
Solar collector	𝑄̇𝑖1−(𝑇0/𝑇𝑠)	𝑚̇𝑓ℎ𝑓𝑜−ℎ0−𝑇0𝑠𝑓𝑜−𝑠0	𝜀losssolarcoll=𝑄̇𝑖1−𝑇0/𝑇𝑠−𝑚̇𝑓ℎ𝑓𝑜−ℎ0−𝑇0𝑠𝑓𝑜−𝑠0