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Science and Technology for the Built Environment Volume 25, 2019 - Issue 1
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Original Articles

Experimental study on the active enhancement mechanisms of heat and mass transfer in an absorption chiller (RP-1462)

Peng WangSchool of Civil Engineering, Dalian University of Technology, Dalian City, Liaoning Province, China;Durham School of Architectural Engineering and Construction, University of Nebraska–Lincoln, PKI-104F, 1110 S 67th Street, Omaha, NE, 68182, USAView further author information
,
Sungmin YoonDurham School of Architectural Engineering and Construction, University of Nebraska–Lincoln, PKI-104F, 1110 S 67th Street, Omaha, NE, 68182, USAView further author information
,
Yuebin YuDurham School of Architectural Engineering and Construction, University of Nebraska–Lincoln, PKI-104F, 1110 S 67th Street, Omaha, NE, 68182, USACorrespondence[email protected]
View further author information
&
Ziqi ShenDurham School of Architectural Engineering and Construction, University of Nebraska–Lincoln, PKI-104F, 1110 S 67th Street, Omaha, NE, 68182, USAView further author information
Pages 58-68 | Received 26 Jul 2017, Accepted 20 Jun 2018, Published online: 08 Oct 2018

Figures & data

Fig. 1 Schematic of the test facility used in current test.

Fig. 1 Schematic of the test facility used in current test.

Table 1. Summary of experiment sets.

Fig. 2 The effect of different solution flow rates on the heat and mass transfer enhancement (fixed condition at frequency 25 Hz, amplitude 0.2 mm, and without additive).

Fig. 2 The effect of different solution flow rates on the heat and mass transfer enhancement (fixed condition at frequency 25 Hz, amplitude 0.2 mm, and without additive).

Fig. 3 The effect of different amplitudes on the heat and mass transfer enhancement (fixed condition at frequency 25 Hz, flow rate 0.2 m3/h, and without additive).

Fig. 3 The effect of different amplitudes on the heat and mass transfer enhancement (fixed condition at frequency 25 Hz, flow rate 0.2 m3/h, and without additive).

Fig. 4 The effect of different frequencies on the heat and mass transfer enhancement (fixed condition at amplitude 0.2 mm, flow rate 0.3 m3/h, and without additive).

Fig. 4 The effect of different frequencies on the heat and mass transfer enhancement (fixed condition at amplitude 0.2 mm, flow rate 0.3 m3/h, and without additive).

Table 2. Experimental parameters settings and results under various combinations of each factor (without 2EH additive).

Table 3. Experimental parameters settings and results under various combinations of each factor (with 2EH additive).

Fig. 5 The effect of different solution flow rates on the heat and mass transfer enhancement (fixed condition at frequency 25 Hz, amplitude 0.2 mm, and with 2EH additive).

Fig. 5 The effect of different solution flow rates on the heat and mass transfer enhancement (fixed condition at frequency 25 Hz, amplitude 0.2 mm, and with 2EH additive).

Fig. 6 The effect of different amplitudes on the heat and mass transfer enhancement (fixed condition at frequency 25 Hz, flow rate 0.2 m3/h, and with 2EH additive).

Fig. 6 The effect of different amplitudes on the heat and mass transfer enhancement (fixed condition at frequency 25 Hz, flow rate 0.2 m3/h, and with 2EH additive).

Fig. 7 The effect of different frequencies on the heat and mass transfer enhancement (fixed condition at amplitude 0.2 mm, flow rate 0.3 m3/h, and with 2EH additive).

Fig. 7 The effect of different frequencies on the heat and mass transfer enhancement (fixed condition at amplitude 0.2 mm, flow rate 0.3 m3/h, and with 2EH additive).

Fig. 8 The distribution of liquid film with a fluctuation at the absorber solution entrance (Bo et al. Citation2012).

Fig. 8 The distribution of liquid film with a fluctuation at the absorber solution entrance (Bo et al. Citation2012).

Fig. 9 The effect of frequency on the interface velocity with a fluctuation at the absorber solution entrance (Bo et al. Citation2012).

Fig. 9 The effect of frequency on the interface velocity with a fluctuation at the absorber solution entrance (Bo et al. Citation2012).

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