Bloch, Heinz P.
Heinz P. Bloch resides in Montgomery, Texas. He retired as Exxon Chemical’s Regional Machinery Specialist for the U.S. and has authored or co-written more than 780 publications, among them 23 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 one of 10 inaugural inductees into NCE’s Hall of Fame, which honors its most distinguished alumni.
HP Reliability: Consider single-point responsibility for compressors
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
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
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’?
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
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
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..
HP Reliability: Why users must update design contractors’ understanding
In early 2012, a rotating equipment engineer was involved in a machinery quality assessment (MQA).1 Located halfway around the globe, this engineer’s new job was to oversee the engineering, procu..
HP Reliability: Leaders must allocate time for technology updates
Just as a good medical doctor is expected to have wide knowledge on modern treatment options, we would expect reliability professionals to be equally informed on technology advances. There are numerou..
HP Reliability: Four-stage, low-flow process centrifugal compressor can fill important industry gaps
In the 1970s and 1980s, multistage centrifugal compressors in the 3,000 acfm (about 5,000m3/hr) and lower flow ranges were largely confined to instrument and plant air duties. Three stages with interc..
HP Reliability: Expect adversity, but plan for success
Consider that a major oil refinery was planning a substantial modernization project in 2008. Energy efficiency gains and the ability to process a more readily available crude slate were key motivating..
- Clariant catalysts reduce customers’ footprints by 40 million tons of CO2e in 2023 4/25
- Singapore fuel oil stockpiles hit 20-week lows 4/25
- BASF with solid start to the year: EBITDA before special items in first quarter of 2024 slightly above analysts’ consensus 4/25
- Brazil's Timbro to export 40% more sugar, enter ethanol market in 2024 4/24
- LG Chem denies report it will merge naphtha cracker business with Lotte Chemical 4/24
- Crude and gasoline stocks fell, distillate stocks rose last week, EIA says 4/24
