Evaluation of correlations for mass flow rate of refrigerant through electronic expansion valve in air—Water heat pump system using R32

MK Kim, H Lee, JH Jeong - International Journal of Refrigeration, 2023 - Elsevier
To measure mass flow rate of R32 through EEVs under real operating conditions, a
commercially available air-water heat pump (AWHP) system was operated in as wide a …

Advanced model for a non-adiabatic capillary tube considering both subcooled liquid and non-equilibrium two-phase states of R-600a

S Jeon, J Ko, H Lee, JH Jeong - International Journal of Refrigeration, 2025 - Elsevier
Previous empirical correlations have largely failed to predict the mass flow rate variations of
R-600a during the transient pull-down operation of household refrigerators. This …

Kompresör-genişletici destekli aşırı soğutmalı soğutma sisteminin ekserji analizi

Y Dikiciler Dönmez - 2024 - acikerisim.tarsus.edu.tr
Günümüzde, soğutma sistemleri çeşitli sektörlerde önemli bir rol oynamaktadır. Özellikle
iklimlendirme, gıda üretimi, sağlık sektörü ve kimya endüstrisi gibi birçok alanda, bu …

Energy and Exergy Analysis of Chest Freezer Using R134a and R290 as Working Fluids Based on Experimental Data

TP Pramudantoro, R Muliawan, M Nuriyadi… - International Journal …, 2024 - ijatr.polban.ac.id
Although R134a has a very high global warming (GWP) effect, it is still used as a refrigerant
in chest freezers. As an alternative to R134a is R290 which has a very low GWP value …

R32 냉매를사용하는히트펌프의전자식팽창밸브질량유량상관식평가

김민규, 정지환 - 설비공학논문집, 2022 - dbpia.co.kr
The internal flow of an electronic expansion valve is complex. Many researchers have
proposed mass flow correlations in various ways to predict the mass flow through an …

냉장고성능예측을위한비단열모세관모델개발

김철권, 박노마, 김병구, 황윤제, 오세기 - 대한설비공학회학술발표대회 …, 2021 - dbpia.co.kr
This work evaluates a couple of capillary tube models for performance prediction of
refrigerator digital mock-up. Since the heat exchange is connected with suction line of a …

[引用][C] 비평형2 상유동을고려한비단열모세관의유동특성연구

전성준, 이효인, 정지환 - 대한기계학회춘추학술대회, 2023 - dbpia.co.kr
최근 Lee et al.(1) 은 R600a 을 냉매로 하는 냉장고시스템 모세관 입구에서, 과냉조건임에도
불구하고 2 상 유동이 나타나는 비평형 현상을 확인했다. 이후, Ko and Jeong (2) 은 비평형 …