A cooling module of a galley chiller system is provided including an internal chamber. A heat exchanger assembly has air and a liquid coolant flowing there through. The heat exchanger assembly includes a first heat exchanger core and a second heat exchanger core. The first heat exchanger core and th
A cooling module of a galley chiller system is provided including an internal chamber. A heat exchanger assembly has air and a liquid coolant flowing there through. The heat exchanger assembly includes a first heat exchanger core and a second heat exchanger core. The first heat exchanger core and the second heat exchanger core are arranged generally sequentially within the internal chamber. Heat transfer within the first heat exchanger core is limited such that a temperature of the air in the first heat exchanger core remains above freezing.
대표청구항▼
1. A cooling module of a galley chiller system, comprising: an airflow inlet to direct a flow of air into the cooling module;an airflow outlet to direct the flow of air out of the cooling module;an internal chamber in fluid communication with the airflow inlet and the airflow outlet, the internal ch
1. A cooling module of a galley chiller system, comprising: an airflow inlet to direct a flow of air into the cooling module;an airflow outlet to direct the flow of air out of the cooling module;an internal chamber in fluid communication with the airflow inlet and the airflow outlet, the internal chamber configured to receive the flow of air from the airflow inlet and direct the flow of air to the airflow outlet;a heat exchanger assembly having the flow of air and a liquid coolant flowing there through, the heat exchanger assembly including a first heat exchanger core configured to cool the flow of air and a second heat exchanger core configured to further cool the flow of air arranged generally sequentially relative to the flow of the air within the internal chamber, wherein heat transfer within the first heat exchanger core is limited such that a temperature of the air in the first heat exchanger core is less than 40° F. but remains above freezing; anda conduit connecting the first heat exchanger core to the second heat exchanger core, to direct the liquid coolant directly between the first heat exchanger core and the second heat exchanger core;wherein the airflow outlet is configured to direct the flow of air out of the cooling module after the flow of air is further cooled at the second heat exchanger core. 2. The cooling module according to claim 1, wherein the air provided at an inlet of the first heat exchanger core is at a first temperature and the liquid coolant provided at the inlet of the second heat exchanger core is at a second temperature, wherein the first temperature is above freezing, and the second temperature is less than the first temperature. 3. The cooling module according to claim 1, wherein the liquid coolant is a refrigerant. 4. The cooling module according to claim 1, wherein the first heat exchanger core and the second heat exchanger core are different. 5. The cooling module according to claim 1, wherein the first heat exchanger core and the second heat exchanger core are identical. 6. The cooling module according to claim 1, wherein the first heat exchanger core and the second heat exchanger core are separated by a first distance along a first plane. 7. The cooling module according to claim 6, wherein a condensate collector is generally positioned in the first distance between the first heat exchanger core and the second heat exchanger core. 8. The cooling module according to claim 6, wherein the first heat exchanger core and the second heat exchanger core are separated by a second distance along a second plane, the second plane being substantially perpendicular to the first plane. 9. The cooling module according to claim 8, wherein piping is used to fluidly couple a flow of liquid coolant between the first heat exchanger core and the second heat exchanger core. 10. The cooling module according to claim 1, wherein a divider extends inwardly from an end of the internal chamber to divide the internal chamber into a first portion and a second portion. 11. The cooling module according to claim 10, wherein the first heat exchanger core is positioned within the first portion of the internal chamber and the second heat exchanger core is positioned within the second portion of the internal chamber. 12. The cooling module according to claim 11, wherein the divider is configured to block only a flow of air between the first heat exchanger core and the second heat exchanger core. 13. The cooling module according to claim 11, wherein the divider includes a check valve rotatable between a closed position and an open position, the check valve being configured to rotate open such that air flows between the first portion and the second portion of the internal chamber when a pressure greater than a predetermined threshold is applied thereto, thereby bypassing the first heat exchanger core. 14. A galley chiller system, comprising: a galley monument including a plurality of removable carts;a fan module fluidly coupled to the galley monument and to an adjacent cooling module, the fan module being configured to blow air through the cooling module;the cooling module being fluidly coupled to the galley monument to provide cold air thereto, the cooling module including: an airflow inlet to direct a flow of air into the cooling module;an airflow outlet to direct the flow of air out of the cooling module;an internal chamber in fluid communication with the airflow inlet and the airflow outlet, the internal chamber configured to receive the flow of air from the airflow inlet and direct the flow of air to the airflow outlet;a heat exchanger assembly disposed in the internal chamber having the flow of air and a liquid coolant flowing there through, the heat exchanger assembly including a first heat exchanger core disposed in the internal chamber configured to cool the flow of air and a second heat exchanger core disposed in the internal chamber configured to further cool the flow of air arranged generally sequentially relative to the flow of the air within the internal chamber, wherein heat transfer within the first heat exchanger core is limited such that a temperature of the air in the first heat exchanger core is less than 40° F. but remains above freezing; anda conduit connecting the first heat exchanger core to the second heat exchanger core, to direct the liquid coolant directly between the first heat exchanger core and the second heat exchanger core. 15. A method of cooling air in a cooling unit of a galley chiller system comprising: introducing an airflow into the cooling unit via an airflow inlet;blowing the airflow at a first temperature through a first heat exchanger core having liquid coolant flowing there through;cooling the airflow to a second temperature, wherein the second temperature is less than 40° F. but above freezing;gathering condensate collected from the first heat exchanger core;blowing the airflow at a second temperature through a second heat exchanger core having a liquid coolant flowing there through;directing the liquid coolant directly between the first heat exchanger core and the second heat exchanger core via a conduit connecting the first heat exchanger core and the second heat exchanger core;cooling the airflow to a third temperature lower than the second temperature; anddirecting the airflow out of the cooling unit via an airflow outlet after cooling the airflow to the third temperature. 16. The method according to claim 15, wherein the condensate within the first heat exchanger core is generally a liquid. 17. The method according to claim 15, wherein the airflow causes the condensate within the first heat exchanger core to flow into a pan generally positioned between the first heat exchanger core and the second heat exchanger core. 18. The method according to claim 15, wherein a fan module adjacent to the cooling module is configured to blow the airflow through both the first heat exchanger core and the second heat exchanger core. 19. The method according to claim 15, wherein the liquid coolant is configured to flow from the second heat exchanger to the first heat exchanger.
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이 특허에 인용된 특허 (11)
Gonzalez, Carlos Manuel Castaño; Domínguez, Xoán Xosé Hermida; Prado, José Antonio Sanroman, By-pass valve.
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