Compressor diagnostic and protection system and method
First Claim
Patent Images
1. A system comprising:
- a compressor;
a motor drivingly connected to said compressor;
a current sensor detecting current supplied to said motor;
a discharge line temperature sensor detecting discharge line temperature; and
processing circuitry receiving current data from said current sensor and discharge line temperature data from said discharge line temperature sensor and processing said current data and said discharge line temperature data to determine an efficiency of said system.
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Abstract
A system and method includes a compressor, a motor drivingly connected to the compressor, a current sensor detecting current supplied to the motor, a discharge line temperature sensor detecting discharge line temperature, and processing circuitry receiving current data from the current sensor and discharge line temperature data from the discharge line temperature sensor and processing the current data and the discharge line temperature data to determine an efficiency of the system.
190 Citations
35 Claims
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1. A system comprising:
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a compressor;
a motor drivingly connected to said compressor;
a current sensor detecting current supplied to said motor;
a discharge line temperature sensor detecting discharge line temperature; and
processing circuitry receiving current data from said current sensor and discharge line temperature data from said discharge line temperature sensor and processing said current data and said discharge line temperature data to determine an efficiency of said system. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A method comprising:
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generating a high-side signal indicative of an operating condition of a high-pressure side of a refrigeration circuit;
generating a low-side signal indicative of an operating condition of a low-pressure side of said refrigeration circuit;
processing said high-side signal and said low-side signal to indirectly determine a non-measured system condition; and
determining an efficiency of said refrigeration circuit based on said non-measured system condition. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35)
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Specification