Lyle Mariam, P.E., C.S.E.,
a.k.a. The Flow Guy
Specializing in Potable (Drinking) Water Systems Engineering Expertise
Pump performance analysis, control valve sizing, air release valves, surge and
bladder tank analysis, pressure transient (Water Hammer) analysis and mitigation,
Trihalomethane (THM) reduction systems, and hydraulic modeling.

New Website Under Construction
FlowGuy.com is currently under construction and much of the initial site was created automatically by the setup program. The “official” site will be up soon.
Thanks, Lyle
Expert Control Systems Engineering
The FlowGuy delivers innovative control systems engineering solutions, focusing on pump dynamics, transient pressure, and hydraulic analysis to optimize performance and reliability.
Explore our specialized services in pump performance, valve sizing, water treatment, and hydraulic system analysis designed to exceed expectations.
Precision Control Valve and Air Release Valve Sizing
This section describes the key features briefly.
Pump Performance Expertise
Optimizing pump efficiency for reliable operation.
Transient Pressure Analysis
Analyzing pressure surges to prevent system failures.
Water Treatment Solutions
Reducing THM levels for safer drinking water.
Engineering Solutions Tailored to Optimize Your System’s Flow
Pump Performance Optimization
Enhancing pump efficiency with precise analysis to reduce energy costs and prolong equipment life.
Transient Pressure Analysis
Mitigating pressure surges to protect pipelines and maintain system integrity effectively.
Water Treatment for THM Reduction
Implementing advanced treatment methods to ensure safer drinking water and regulatory compliance.
Proven Results from Our Engineering Projects
Discover our precise approach to control systems, guiding you through pump performance, valve sizing, and hydraulic analysis.
Enhancing Systems with Expert Engineering Insights
This study details how our control systems expertise improved pump efficiency, reduced pressure issues, and optimized water treatment.
Driving Innovation Through Expert Engineering Solutions
This case examines how strategic valve sizing and transient pressure analysis led to improved system reliability and reduced downtime.
Engineering Success in Hydraulic System Optimization
This case highlights how tailored control solutions enhanced pump performance, minimized pressure transients, and improved water quality.