Effectiveness for parallel-flow heat exchanger

NTU Capacity rate ratio, Cmin/Cmax

0

0.25

0.50

0.75

1.00

0

0

0

0

0

0

0.25

0.221

0.215

0.208

0.202

0.197

0.50

0.393

0.372

0.352

0.333

0.316

0.75

0.528

0.487

0.450

0.418

0.388

1.00

0.632

0.571

0.518

0.472

0.432

1.25

0.713

0.632

0.564

0.507

0.459

1.50

0.777

0.677

0.596

0.530

0.475

1.75

0.826

0.710

0.618

0.544

0.489

2.00

0.865

0.734

0.633

0.554

0.491

2.50

0.918

0.765

0.651

0.564

0.497

3.00

0.950

0.781

0.659

0.568

0.498

3.50

0.970

0.790

0.663

0.570

0.499

4.00

0.982

0.795

0.665

0.571

0.500

4.50

0.989

0.797

0.666

0.571

0.500

5.00

0.993

0.799

0.666

0.571

0.500

¥

1

0.800

0.6667

0.5714

0.500