1. From: A Transient Immersed Coil Heat Exchanger Model
Date of download: 10/22/2017
Copyright © ASME. All rights reserved.
From: A Transient Immersed Coil Heat Exchanger Model
J. Sol. Energy Eng. 2013;135(4): doi: /
Figure Legend:
A temperature array used for modeling stratification in thermal energy stores

2. From: A Transient Immersed Coil Heat Exchanger Model
Date of download: 10/22/2017
Copyright © ASME. All rights reserved.
From: A Transient Immersed Coil Heat Exchanger Model
J. Sol. Energy Eng. 2013;135(4): doi: /
Figure Legend:
Illustration of a TES with an IHX showing an exploded view of a discrete IHX section with tube length ∂L and surface area ∂A

3. From: A Transient Immersed Coil Heat Exchanger Model
Date of download: 10/22/2017
Copyright © ASME. All rights reserved.
From: A Transient Immersed Coil Heat Exchanger Model
J. Sol. Energy Eng. 2013;135(4): doi: /
Figure Legend:
Varied flow (Reynolds number) overall heat exchange characteristics of a stainless steel tube coiled through a diameter of 0.49 m to a length of 20.45 m and an area of 1.69 m2; internal fluid is 33% ethylene-glycol, storage fluid is water parametrically set at a constant 30 °C and a collector power of 2 kW is assumed to be leaving the heat exchanger

4. From: A Transient Immersed Coil Heat Exchanger Model
Date of download: 10/22/2017
Copyright © ASME. All rights reserved.
From: A Transient Immersed Coil Heat Exchanger Model
J. Sol. Energy Eng. 2013;135(4): doi: /
Figure Legend:
Plots of local heat transfer information over the height of a discretized exemplary IHX helix (dimensions and operating conditions as in Fig. 3)

5. From: A Transient Immersed Coil Heat Exchanger Model
Date of download: 10/22/2017
Copyright © ASME. All rights reserved.
From: A Transient Immersed Coil Heat Exchanger Model
J. Sol. Energy Eng. 2013;135(4): doi: /
Figure Legend:
Overall heat transfer area coefficient of seven immersed heat exchangers tested over three mass flow rates with a constant power of 2 kW

6. From: A Transient Immersed Coil Heat Exchanger Model
Date of download: 10/22/2017
Copyright © ASME. All rights reserved.
From: A Transient Immersed Coil Heat Exchanger Model
J. Sol. Energy Eng. 2013;135(4): doi: /
Figure Legend:
Plot of external Nusselt numbers against the respective Rayleigh numbers. The correlation from Morgan [34] and two variations either side of this are also plotted for comparison.

7. From: A Transient Immersed Coil Heat Exchanger Model
Date of download: 10/22/2017
Copyright © ASME. All rights reserved.
From: A Transient Immersed Coil Heat Exchanger Model
J. Sol. Energy Eng. 2013;135(4): doi: /
Figure Legend:
Illustration of Crank–Nicolson discretization

8. From: A Transient Immersed Coil Heat Exchanger Model
Date of download: 10/22/2017
Copyright © ASME. All rights reserved.
From: A Transient Immersed Coil Heat Exchanger Model
J. Sol. Energy Eng. 2013;135(4): doi: /
Figure Legend:
Illustration of horizontal tube cross section showing development of the convection thermal boundary layer given the presence of heat exchange from the internal to the external fluid