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Instrumentation:
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Propeller
dynamometer No. 1
Type J25,
Kempf & Remmers, Germany,
intended for tests of propeller models.
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| Specifications:
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| Thrust |
± 3000 N |
| Torque |
± 150 Nm |
| Rate of rotation |
up to 60 rps |
| Accuracy |
± 0,15% |
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Propeller
dynamometer No. 2
Type H41,
Kempf & Remmers, Germany, intended for tests
of propeller models (including ducted propellers)
in axial and oblique flow. When operating jointly
with dynamometer J25, coaxial (counter-rotating
or tandem) propellers can be tested. |
| Specifications:
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| Thrust |
± 2000 N |
| Torque |
± 100 Nm |
| Rate of rotation |
up to 50 rps |
| Propeller shaft inclination towards
the flow |
± 12° |
| Accuracy |
± 0,15% |
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Propeller
dynamometer No. 3
Type
R46, Kempf & Remmers,
Germany, watertight, intended for tests of propeller
models behind ship models in Measuring section
No.2 |
| Specifications:
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| Thrust |
± 400 N |
| Torque |
± 15 Nm |
| Rate of rotation |
up to 50 rps |
| Propeller shaft inclination towards
the flow |
± 18° |
| Accuracy |
± 0,15% |
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Six-component
balance
Type H36,
Kempf & Remmers, Germany intended for tests
of ducted propellers, rudders, hydrofoils and
various axisymmetric bodies. |
| Specifications:
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Measuring range along
axes
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| forces: |
Fx = ± 2000 N; Fy = ± 500 N;
Fz = ± 2000 N; |
| moments: |
Mx = ± 100 Nm; My = ± 800 Nm;
Mz = ± 200 Nm; |
| Accuracy |
± 0,15% |
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- Wake rake - fourteen Pitot-static tubes
for measurement of axial flow distribution
- 3-D Wake rake - six 5-hole Pitot tubes
for measurement of 3-D flow distribution
- Pressure transducers
- Measuring amplifiers and filters
- Electronic counters
- Digital voltmeters
- Digital frequency meters
- High precision digital manometers
- Laser Doppler anemometer
- Strobe and video system
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Measuring section No. 1 (square, rounded
corners)
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| Dimensions: |
Other parameters: |
| Length - 2.6m |
| Width - 0.6m |
| Depth - 0.6m |
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| Max. flow velocity - 14m/s
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| Max. propeller diameter
- 0.3m |
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Measuring
section No. 2 (rectangular)
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| Dimensions: |
Other parameters: |
| Length - 6m |
| Width - 1.4m |
| Depth - 0.7m |
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| Max. flow velocity - 4.5m/s
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| Max. ship model length
- 5m |
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