102 | Chapter 8: Maintenance
cylinder bore.
In multi-stage compressors, adjustments to the VVCP change the following:
1. Required horsepower.
2. Throughput volume capacity.
3.
Volumetric efficiency.
4. Rod Loading.
5. Compression ratios.
6. Discharge Temperatures.
Please contact GE if you have questions concerning the installation or use of a
VVCP as a capacity control device.
adjust the Variable Volume Clearance Pocket (VVCP) assembly
Do not adjust VVCP while the compressor is in operation.
Complies with ANSI Z535, ISO 3864, OSHA 1910.145 (f) (9)
Failure to properly adjust and maintain VVCP can damage the
compressor.
Complies with ANSI Z535, ISO 3864, OSHA 1910.145 (f) (9)
See CN 06-004. This VVCP adjustments apply to all compressor cylinders using HE
VVCP's.
FiguRe 20
Typical variable volume clearance pocket installed
Authorized HSR packagers are provided with performance prediction software
which allows them to check the entire performance operational envelope. Contact
GE Oil and Gas for your local authorized packager location can contact.
Summary of Contents for H301 Series
Page 1: ...High speed reciprocating compressors H301 and 302 series operating manual GE Oil Gas ...
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Page 17: ...H301 302 HSR Compressors Rev 2 2 7 ...
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Page 114: ...104 Chapter 8 Maintenance Figure 21 Effective rod extension amount pocket is open ...
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