A method and system for use with a volume containing a cargo having a thermal mass includes, at least one temperature sensor associated with the cargo to provide at least one temperature associated with the thermal mass, a refrigeration unit associated with the volume, and a controller to control th
A method and system for use with a volume containing a cargo having a thermal mass includes, at least one temperature sensor associated with the cargo to provide at least one temperature associated with the thermal mass, a refrigeration unit associated with the volume, and a controller to control the refrigeration unit in response to the at least one temperature associated with the thermal mass and a temperature set point, wherein the controller models a temperature characteristic of the thermal mass.
대표청구항▼
1. A refrigeration system, for use with a volume containing a cargo having a thermal mass, the refrigeration system comprising: at least two temperature sensors associated with the cargo to provide at least two temperatures associated with the thermal mass, wherein the first temperature sensor is di
1. A refrigeration system, for use with a volume containing a cargo having a thermal mass, the refrigeration system comprising: at least two temperature sensors associated with the cargo to provide at least two temperatures associated with the thermal mass, wherein the first temperature sensor is disposed on an outside surface of the cargo, and wherein the second temperature sensor is embedded within the cargo;a refrigeration unit associated with the volume; anda controller configured to: model a thermal accumulation characteristic of the thermal mass based at least in part on the at least two temperatures; andcontrol the refrigeration unit based at least in part on the modeled thermal accumulation characteristic and a temperature set point. 2. The refrigeration system of claim 1, further comprising at least one air temperature sensor associated with the volume. 3. The refrigeration system of claim 1, further comprising a fuel level sensor, wherein the controller is configured to control the refrigeration unit based at least in part on the modeled thermal accumulation characteristic, the set point, and an output of the fuel level sensor. 4. The refrigeration system of claim 1, further comprising a door sensor associated with the volume, wherein the controller is configured to control the refrigeration unit based at least in part on the modeled thermal accumulation characteristic, the set point, and an output of the door sensor. 5. The refrigeration system of claim 1, further comprising a sun load sensor, wherein the controller is configured to control the refrigeration unit based at least in part on the modeled thermal accumulation characteristic, the set point, and an output of the sun load sensor. 6. The refrigeration system of claim 1, wherein the controller redirects an airflow direction of the refrigeration unit in response to the at least one temperature. 7. The refrigeration system of claim 1, wherein the at least two temperature sensors are wirelessly associated with the controller. 8. The refrigeration system of claim 1, wherein the refrigeration system is at least one of remotely monitored and remotely managed. 9. The refrigeration system of claim 1, wherein the controller monitors an alarm status in response to the at least two temperatures. 10. The refrigeration system of claim 1, wherein the temperature set point is selected by a user. 11. A method for controlling a refrigeration system, comprising: providing a refrigeration unit associated with a volume containing a cargo, wherein the cargo has a thermal mass;providing at least two temperatures associated with the thermal mass to a controller via at least two temperature sensors, wherein the first temperature sensor is disposed on an outside surface of the cargo, and wherein the second temperature sensor is embedded within the cargo;modelling a thermal accumulation characteristic of the thermal mass based at least in part on the at least two temperatures via the controller; andcontrolling the refrigeration unit based at least in part on the modeled thermal accumulation characteristic of the thermal mass and a temperature set point via the controller. 12. The method of claim 11, wherein the refrigeration system is at least one of remotely monitored and remotely managed. 13. The method of claim 11, further comprising monitoring an alarm status in response to the at least two temperatures via the controller. 14. The method of claim 11, wherein the temperature set point is selected by a user.
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이 특허에 인용된 특허 (13)
Hicke Gerald E. (2468 Kingfield Way San Jose CA 95124), Air conditioning method and apparatus for refrigerated vehicles.
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