nozzleExpansionRatio
P21083
predicate
Indicates the ratio between a nozzle’s exit area and its throat area, describing how much the flow expands as it passes through the nozzle.
All labels observed (2)
| Label | Occurrences |
|---|---|
| nozzleExpansionRatio canonical | 10 |
| expansionRatio | 1 |
Description generation (PDg)
The one-sentence description above was generated by prompting gpt-5.1 with the predicate name and this instruction.
Instruction
Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning. # Instructions Focus on describing the relationship, not the entities themselves. # Response Format Begin the description with \' Indicates...\'
Input
Predicate: nozzleExpansionRatio
Generated description
Indicates the ratio between a nozzle’s exit area and its throat area, describing how much the flow expands as it passes through the nozzle.
Sample triples (11)
| Subject | Object |
|---|---|
| Kestrel | about 60 ⓘ |
| Merlin 1D sea-level | approximately 16 ⓘ |
|
CE-20
linked to:
CE-20 cryogenic engine
|
100 ⓘ |
| Vulcain 2 | approximately 58 ⓘ |
| HM7B | 83 ⓘ |
| LE-5B | 160 ⓘ |
| LE-9 | about 60 ⓘ |
| Rutherford engine | about 100 ⓘ |
| Kestrel engine | 60 ⓘ |
| RD-120 | optimized for upper-stage operation ⓘ |
| High Com noise reduction | 1:2 via predicate surface "expansionRatio" ⓘ |