Updated 21 April 2012
CCDI Staff
NEW! NextGen Model 44 Scientific Airflow Comparator
Gas turbine and jet engine component testing
The Model 44 is CCDI's latest Next Generation airflow comparator. The Model 44 is an accurate and stable EFA instrument for area air flow measurements of vane rings, combustors, segments and diffuser rings. These EFA machines can also be multipurposed for your testing requirments.
Model 44 EFA Scientific Comparator
 Model 44 Technical Specifications
Available upon request
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Air Flow Capabilities
- Repeatability: +/- 0.1% or better
- Simple WYSIWYG Windows Based Software
- 31” (78.7 cm) Plenum
- 0.25 to 25 sq. in. Measurement (1.613 to 161.29 cm2)
- Measures up to 25 sq. in. at 5" H2O (Water Column), 1.012 pressure ratio
- Pressure Range: 0 to 20” H2O (Water Column), 1 to 1.049 pressure ratio
- 20 HP AC Brushless Blue Max motor with Yaskawa Drive Controller
- 2 - 671 type blowers
Features
- NIST traceable EFA
- All air density parameters are measured
- Room and Plenum Temperatures
- Barometric and Plenum Pressures (Both measured by same gauge)
- Humidity (Using Dew Point Sensor)
- Vector Motor Controller with 1.0 to 4,999.9 RPM
- Two blowers, Type 6-71, 1-Blower 0.5-12.5 sq. in. (3.23-80.6 cm2), 2-Blower 9-25 sq. in. (58.1 – 161.0 cm2)
- Manual Clutch Operation, pneumatically controlled High Range shut-off valve
- Can convert square inches to square millimeters or centimeters.
- Less than one minute per EFA measurement
- NIST Traceable calibration orifice plates and ASME subsonic area masters
- Customer correlation table for each part
- Four QC reports and data acquisition file
- IBM Pentium computer
- Automatic data acquisition
- Free operator training, testing and certification
- One-year warranty on parts and labor
- Can be assembled as a nacelle leakage tester
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