MI Form 005-0808 Rev. A

DOC # 102-0293 REV H - PAGE 2 OF 3

www.marlow.com

ENVIRONMENT: ONE ATMOSPHERE DRY NITROGEN

POWER GENERATION PERFORMANCE CURVES

For performance information in a vacuum or with hot side temperatures other than 27°C or 50°C, contact one of our Applications Engineers at 877-627-5691.

2.75

2.50

2.25

2.00

1.75

1.50

1.25

1.00

0.75

0.50

0.25

0.00

(WATTS)

LOAD

HEAT

Q=0

80.0

60.0

40.0

20.0

0.0

CURRENT (AMPS)

1.0

0.8

0.6

0.4

0.2

0.0

5.0

4.0

3.0

2.0

1.0

0.0

2.50

2.25

2.00

1.75

1.50

1.25

1.00

0.75

0.50

0.25

0.00

(WATTS)

LOAD

HEAT

Q=0

80.0

60.0

40.0

20.0

0.0

CURRENT (AMPS)

1.0

0.8

0.6

0.4

0.2

0.0

4.0

3.0

2.0

1.0

0.0

T=0

T=0

30

35

40

45

50

55

65

75

85

0

0.1

0.2

0.3

0.4

0.5

0.6

0

0.005

0.01

0.015

0.02

0.025

0.03

0.035

0.04

0.045

0.05

0.1

0.3

0.5

0.7

0.9

1.1

1.3

1.5

1.7

Heat (W)

Hot Side Temperature (°C)

Power

Voltage

55

60

65

70

75

80

85

0

0.05

0.1

0.15

0.2

0.25

0.3

0.35

0.4

0

0.002

0.004

0.006

0.008

0.01

0.012

0.014

0.016

0.018

0.02

0.2

0.4

0.6

0.8

1.0

Heat (W)

Hot Side Temperature (°C)

Power

Voltage

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

0

1

2

3

4

5

6

7

8

9

10

Load Resistance Ratio

Normalized Off-Peak Performance

Efficiency

Voltage

Hot Side Temperature 50°C

Hot Side Temperature 27°C

Hot Side Temperature (°C)

85

55

35

Cold Side Temperature (°C)

27

27

27

Optimum Efficiency, η (%)

2.52

1.28

0.37

Optimum Power (W)

0.048 0.012 0.001

Optimum Voltage (V)

0.561 0.268 0.076

Load Resistance for Opt η (Ω)

6.59

6.15

5.85

Open Circuit Voltage, VOC (V)

0.98

0.47

0.13

Short Circuit Current (A)

0.20

0.10

0.03

Thermal Resistance (°C/W)

30.64 30.68 30.63