Heat Exchanger Adwumayɛ Nnyinasosɛm Ho Nkyerɛkyerɛmu a Ɛkɔ Akyiri (a Mfonini ahorow ka ho) .

Nnyinasosɛm titiriw a ɛwɔ ɔhyew sesafo mu ne sɛ ɛbɛdan ɔhyew afi nsu a ɛyɛ hyew a ɛkorɔn-kɔ nsu a ɛyɛ hyew a ɛba fam-mu-a mpɛn pii no enni abien no ntam tẽẽ-denam ɔhyew a ɛkɔ ne convection a wɔde bedi dwuma so.
 Nsuo a ɛwɔ ɔhyew a ɛkɔ soro-mu no ma ɔhyew gyae, na ɛnam ɔhyew sesa ɔfasu no so kɔ.
 Wɔde ɔhyew fa dade fasu (anaasɛ ɔhyew sesa ade) so na ɛkɔ.
 Nsuo a ɛwɔ ɔhyew a ɛba fam-no no twetwe ɔhyew no, na ɛma ɔhyew no kɔ soro anaasɛ ɛkɔ fam.
 Adeyɛ no nyinaa di thermodynamics mmara a ɛtɔ so mmienu no so, a ɛnam so ma ɔhyew no fi ne ho fi ɔhyew a ɛkorɔn mu kɔ ɔhyew a ɛba fam mu.

Sɛ wogyina ɔkwan a nsuo no fa so no so a, nsuo a ɛsen fa mu titire mmiɛnsa na ɛwɔ hɔ ma ɔhyew a wɔde sesa nneɛma:
 Co-current flow (parallel flow): Nsuo mmienu no sen kɔ ɔkwan koro so, na nsonsonoeɛ a ɛwɔ ɔhyew mu no so tew nkakrankakra.
 Counter-current flow (counter-flow): Nsuo mmienu no sen kɔ akwan a ɛne ne ho bɔ abira, na ɛma ɔhyew a ɛkɔ soro sen biara.
 Cross-flow: Nsuo mmienu no sen tẽẽ ma wɔn ho wɔn ho; saa nhyehyɛe yi yɛ ketewaa na wɔde di dwuma kɛse.
 Eyinom mu no, wɔtaa de counter-current nhyehyɛe no di dwuma wɔ mfiridwuma mu dwumadie a ɛhia sɛ wɔyɛ adwuma yie.

Mpɛn pii no wobetumi de ɔhyew a ɛkɔ baabi foforo ho nsɛso titiriw no akyerɛkyerɛ ɔhyew a ɛkɔ baabi foforo mu.

Ɔhyew a wɔde kɔ baabi foforo ho nsɛso titiriw:
Q=U × A × ΔTlm

Ɛhe:

Asɛmmisa: Ɔhyew a ɛkɔ baabi foforo (W) .
U: Ɔhyew a ɛkɔ baabi foforo nyinaa (W/m2·K) .
A: Ɔhyew a wɔde kɔ baabi foforo (m2) .
ΔTlm: Logarithmic kyerɛ sɛ ɔhyew nsonsonoe
Equation nsɛm a wɔakyerɛw:
U anaa A a ɛkɔ soro no betumi ama ɔhyew a wɔde fa nneɛma mu no ayɛ kɛse kɛse.
Nsonsonoe kɛse a ɛwɔ ɔhyew mu no ma ahoɔden a emu yɛ den a ɛkanyan ɔhyew a ɛkɔ baabi foforo ba.