Johnson, E.

Graham Corp., Batavia, New York

Eric Michael Johnson graduated from Rensselaer Polytechnic Institute in Troy, New York with a BS degree in mechanical engineering. He has worked for the past 7 yr as a Service Engineer for Graham Corp., specializing in the evaluation, troubleshooting and commissioning of vacuum equipment. He has also acted as the Manager of Graham’s service department, overseeing the daily operations of its service team and providing support for vacuum systems globally.

Maintenance and turnaround planning critical to successful ejector vacuum system operation

Johnson, E., Graham Corp.

Steam ejector vacuum systems are generally considered to be reliable and require little maintenance.

Troubleshooting vacuum operation of an inter-after condenser unit in an ethylene plant

Wieslaw, T., Nichols, J., Sasol; Lieberman, N., Process Improvement Engineering; Johnson, E., Graham Corp.

A system of compressors powered by surface condensing steam turbines is inherent in the operation of a typical ethane cracker unit.