Compressors

Kobe Steel’s compressor company opens in Brazil

Kobe Steel announced that its subsidiary company, Kobelco Machinery do Brazil, has begun full-scale marketing of nonstandard compressors in the region of South America.

A chemist’s perspective on organic fouling in ethylene operations

Hancock, J. M., Nalco Champion; Van Zijl, A. W., Robson, I., Vachon, J., Hashmi, A., SABIC Technology & Innovation

Since organic fouling cannot be completely eliminated, ethylene producers must use operational, chemical and mechanical methods to minimize heat transfer losses and equipment downtime.

Automate furnace controls to improve safety and energy efficiency

Mickity, D., Phillips 66

Furnace firing is the biggest single operating expense in any refinery. Consider a medium-size refinery (250,000 bpd) that consumes 2,000 MMBtu/h. At a cost of $5/MMBtu, that’s $87.6 MM/yr being ..

Use online conditioning to monitor electric motors

Wilhelm, B., GE Measurement and Control; Neti, P., GE Global Research Center

Quality and health assessments of motor insulation are important aspects during the manufacturing, as well as the operation, of electrical motors. Today, there are several offline insulation quality a..

HP Engineering Case Histories: Case 79: Integral compressor failures

Sofronas, A., Consulting Engineer

Recently, the author received information regarding the failure of a large reciprocating compressor. In this example, the pistons for power and compressor cylinders are powered by the same crankshaft...

HP Reliability: Make equipment decisions with up-to-date technical information

Bloch, Heinz P., Hydrocarbon Processing Staff

Answering lube practice-related questions is important. These questions provide insight on the status of education and technology, along with trends in understanding equipment reliability, safety and ..

HP Reliability: Small deviations can compromise equipment reliability

Bloch, Heinz P., Hydrocarbon Processing Staff

In 2013, a major refinery was experiencing serious pump problems. The refinery had a massive thrust-bearing failure on a critical 3,560-rpm pump. The pump was designed and manufactured by a well-known..

Reciprocating compressors running together—Is that a problem?

Knight, C., KnightHawk Engineering, Inc.

A new maintenance engineer is assigned the task of overseeing large, critical rotating equipment in a petrochemical facility (Fig. 1). In this example, the facility has vent-gas compressors that, in g..

HP Reliability: Consider single-point responsibility for compressors

Bloch, Heinz P., Hydrocarbon Processing Staff

Equipment purchasers are always interested in meeting the cost and schedule targets for projects. However, there could be conflicting goals when purchasing compressor drivers and/or auxiliaries from v..

HP Reliability: Best practices when trim-cutting closed-pump impellers

Bloch, Heinz P., Hydrocarbon Processing Staff

Experienced reliability professionals will implement least-risk solutions whenever possible. The following example relates to impeller trimming to reduce the diameter of a fixed-speed centrifugal pump..