Bloch, Heinz P.

Hydrocarbon Processing Staff, Montgomery, Texas

Heinz P. Bloch resides in Montgomery, Texas. His professional career commenced in 1962 and included long-term assignments as Exxon Chemical’s Regional Machinery Specialist for the U.S. He has authored or co-written more than 770 publications, among them 22 comprehensive books on practical machinery management, failure analysis, failure avoidance, compressors, steam turbines, pumps, oil mist lubrication and optimized lubrication for industry. Mr. Bloch holds BS and MS degrees (cum laude) in mechanical engineering from the Newark College of Engineering (NCE). He is an ASME Life Fellow and was awarded lifetime registration as a Professional Engineer in New Jersey. He is one of 10 inaugural inductees into NCE’s Hall of Fame, which honors its most distinguished alumni.

HP Reliability: Normalization of deviance can kill

Bloch, Heinz P., Hydrocarbon Processing Staff

On January 28, 1986, the space shuttle Challenger (mission STS-51-L) broke apart just 73 seconds after launch. The seven-member crew of the shuttle lived until 3 minutes and 58 seconds after launch, w..

Reliability tips for centrifugal process pumps

Bloch, Heinz P., Hydrocarbon Processing Staff

The pump’s behavior can be likened to that of a manual transmission in an automobile. While a car can be driven 80 mph in first gear, it would be a mistake to do this for an hour or so.

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..

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..

Update on lubrication systems

Bloch, Heinz P., Hydrocarbon Processing Staff

Several case histories illustrate the pros and cons for maintaining rotating equipment under various plant conditions.Example 1In late May 2013, a US oil-mist provider in one of the Great Lakes states..

HP Reliability: Was that a failure or ‘just a repair’?

Bloch, Heinz P., Hydrocarbon Processing Staff

Purists among reliability professionals are sometimes concerned about the accuracy of the measurement of the mean-time-between-failure (MTBF) of an asset. There are many ways to conduct this failure f..

HP Reliability: Demand specifics in designing your asset management programs

Bloch, Heinz P., Hydrocarbon Processing Staff

In 2009, an automation journal commissioned an online survey asking industry observers and practitioners to rank technology trends in 2009 and beyond.1 Table 1 summarizes the respondents’ prefere..

HP Reliability: Maintain proficiency in root-cause-failure analysis

Bloch, Heinz P., Hydrocarbon Processing Staff

Earlier in the year, the author attended a series of client and organizers’ presentations at the 2013 TapRooT Summit in Gatlinburg, Tennessee. TapRooT is a structured failure analysis and trouble..