Garo AB4000R improves efficiency in oil and gas, chemical applications

Garo’s AB4000R liquid ring compressor, a new frame and expansion of the Garo two stage compressor series can provide up to 7% higher efficiency over competing liquid ring compressors in this range.

Reliability: Consider amended warranties for rotating equipment

Bloch, Heinz P., Hydrocarbon Processing Staff

If you have ever encountered a situation where an equipment manufacturer declined to offer warranties, allow us to share three case histories.

Sundyne debuts fit-for-purpose centrifugal gas compressors for power generation

Sundyne announced a new series of fit-for-purpose centrifugal gas compressors, which are ideal for applications associated with the power generation market.

Extend ethylene plant run length with compressor chemical treatment

Hancock, J. M., Rodrigues, S., Nalco Champion

An aging ethylene plant historically suffered from plant run length limiting compressor fouling that resulted in a loss of polytropic efficiency and intercooler backpressure buildup.

Reliability: Machinery quality assessment on twin-screw compressors

Bloch, Heinz P., Hydrocarbon Processing Staff

Machinery quality assessment (MQA) is similar to bid conditioning, and both relate to structured efforts.

Improve refinery compressor performance with a reengineered rotor

de Koning, B., Sulzer Rotterdam Service Center

When a scheduled maintenance task at a refinery in Germany revealed the need for a new rotor assembly, working with local independent specialists enabled the team responsible to improve the design and performance of the compressor without further interruption to service.

Design a pressure safety valve at the centrifugal pump discharge

Kadam, N., Daelim Industrial Co. Ltd.

In most process plants, it is unusual to install a pressure safety valve (PSV) to centrifugal pump and compressor discharge, but some PSVs are needed and are installed to protect the system against miscellaneous scenarios that could create overpressure in the system.

Petrobras contracts Elliott on Brazil rotor storage

The contract, which was renewed for three years with an option to extend, covers a minimum of 80 spare turbine and compressor rotors for Petrobras refineries in Brazil.

Reliability: Interpreting API Standard 618 for reciprocating compressors

Bloch, Heinz P., Hydrocarbon Processing Staff

A rotating machinery engineer working for an engineering, procurement and construction (EPC) contractor in India is often involved in selecting reciprocating compressors for hydrocarbon processing plants.

Elliott to supply compressor for Holly Refining’s upgrade in New Mexico

The H2 recycle unit will be built and tested in Elliott's manufacturing facility in Jeannette, Pennsylvania. Delivery is to the Navajo refinery is scheduled for the third quarter of 2016.