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US 2016/0238293 A1Published application
Oil line control system
AssigneeHeatcraft Refrigeration Products LLC
InventorROBERT H. AUSTIN, JR.
Life of this patent
Estimating the term…
Abstract
The present application provides a refrigeration system. The refrigeration system may include a suction header, a compressor, a suction header oil return line in communication with the suction header and the compressor, and an oil line control system. The oil line control system may include a sensor and a valve to open and shut the suction header oil return line in response to the sensor.
Claims20
A refrigeration system, comprising:
- a suction header;
- a compressor;
- a suction header oil return line in communication with the suction header and the compressor;
- and
- an oil line control system;
- wherein the oil line control system comprises a sensor and a valve to open and shut the suction header oil return line in response to the sensor.
3 more elements
A method of protecting a compressor from a flow of liquid refrigerant, comprising:
- monitoring a temperature of a fluid in an oil return line extending between a suction header and the compressor;
- determining a temperature drop in the fluid in the oil return line;
- and
- closing the oil return line until the temperature of the fluid in the oil return line increases.
1 more element
A refrigeration system, comprising:
- a suction header;
- a compressor;
- a suction header oil return line in communication with the suction header and the compressor;
- a temperature sensor positioned about the suction header oil return line;
- and
- a valve to open and shut the suction header oil return line in response to the temperature sensor.
3 more elements
Dependencies are inferred from the claim text.