If you are buying a small gas compressor for a well pad or gas lift, you likely need API 11P . For a multi-stage refinery hydrogen compressor, you need API 618 .
A primary focus of API 11P is the "package" itself. The standard provides strict guidelines on the design of the structural steel skid that supports the compressor, driver, and auxiliary equipment. It covers lifting points, structural stiffness, and environmental drainage to ensure the entire system can be transported without losing component alignment. 3. Piping and Pulsation Suppression
Ensuring the integrity of pressure vessels. api 11p pdf
Reciprocating compressors inherently generate pressure pulsations due to the piston's cyclic motion. API 11P outlines criteria for acoustic and mechanical pulsation analyses. Packagers must design pulsation suppression devices (dampeners) to limit pressure piping fatigue, which prevents weld failures and costly gas leaks. Skid and Structural Integrity
After over 35 years since its second edition in 1989, the standard was recently updated with the publication of the . This update fills a significant void in the industry by modernizing specifications for high-speed reciprocating compressor packages. Scope and Application of API 11P If you are buying a small gas compressor
Document gas composition, ambient site conditions, voltage requirements, and emission limits.
The standard covers detailed specifications for various components within the package: Intertek Inform Compressor & Capacity Control The standard provides strict guidelines on the design
Instrumentation, shutdown panels, and monitoring devices. 3. Core Technical Requirements in API 11P
By covering these interconnected components, API 11P provides a holistic framework for a reliable and safe compression system.
: Companies like Ariel Corporation provide extensive Application Manuals that detail how their equipment complies with API 11P (e.g., distance piece types).
In the oil and gas industry, efficiency and reliability are non-negotiable. When it comes to transporting and processing natural gas, reciprocating compressors serve as the heart of the operation. To ensure these massive, high-pressure machines operate safely and reliably, engineers rely on standardized specifications. Among the most critical of these is the .