Mechanical Engineering general discussion

ME FAQ's Mechanical Engineering Frequently Asked Questions (FAQ’s). This category is for recurring questions that can be answered with a global response to the subject matter. Pumps For discussion of Pump Engineering. Please use tags for key words when posting. Heat Transfer & Thermodynamics For discussion of Heat Transfer & Thermodynamics Engineering. Please use tags for key words when posting. HVAC-R For discussion of HVAC-R Engineering. Please use tags for key words when posting. Gear & Pulley For discussion of Gear & Pulley Engineering. Please use tags for key words when posting. Bearings For discussion of Bearings Engineering. Please use tags for key words when posting. Pipelines, Piping & Fluid Mechanics For discussion of Pipelines, Piping & Fluid Mechanics Engineering. Please use tags for key words when posting. Drafting & GD&T For discussion of Drafting & GD&T Engineering. Please use tags for key words when posting. Valves For discussion of Valve Engineering. Please use tags for key words when posting. Boiler & Pressure Vessel For discussion of Boiler & Pressure Vessel Engineering. Please use tags for key words when posting. Mechanical Acoustics & Vibration For discussion of Mechanical Acoustics & Vibration Engineering. Please use tags for key words when posting.

Topic	Replies	Views	Activity
About the Mechanical Engineering general discussion category Mechanical Engineering general discussion	0	965	March 31, 2019
Function of ambient air vaporizers - thermodynamic state question Heat Transfer & Thermodynamics	1	52	February 5, 2026
Fanno Flow and incorporating fittings for calculations Pipelines, Piping & Fluid Mechanics	19	625	July 29, 2025
What is a "seeking" fluid? Pipelines, Piping & Fluid Mechanics	1	325	April 14, 2025
Agitator RPM is getting more than design RPM Gear & Pulley motor	11	731	September 13, 2024
Valve Disc Material Valves	3	511	May 20, 2024
EMI/RFI Shielding -- Any recommended references? Mechanical Engineering general discussion	4	433	May 7, 2024
Equal water-flow distribution (Manifold) Valves	10	5579	November 29, 2023
Magnetic Float Switch inside Filling Nozzle Valves magnetic	11	1239	September 18, 2023
Contaminants in Natural Gas (or: Another way to earn 300$/hr) HVAC-R	11	796	September 15, 2023
Flow Switch in Pump Suction Pipelines, Piping & Fluid Mechanics	4	3001	July 20, 2023
Boiler Inspection Tips Boiler & Pressure Vessel	5	882	June 19, 2023
Bolt spacing horizontal/vertical Mechanical Engineering general discussion	12	1234	February 28, 2023
Appling torque Mechanical Acoustics & Vibration	5	715	October 15, 2022
Tolerances for machining & weldments Drafting & GD&T	2	666	September 22, 2022
Securing an electric motor with cable ties Mechanical Engineering general discussion	17	1303	August 22, 2022
Simple motor/gearbox question? Mechanical Engineering general discussion	4	739	August 5, 2022
Is a Hard-Start Kit justified? HVAC-R	6	1496	May 2, 2022
Calculating leak rates out of high pressure cylinders Pipelines, Piping & Fluid Mechanics	11	4115	December 21, 2021
Reciprocating compressor suction pressure control Mechanical Engineering general discussion	1	837	December 4, 2021
Valve to stop continued gravity flow when pump is off? Valves	24	5367	November 29, 2021
Reciprocating compressor capacity control Mechanical Engineering general discussion	3	772	November 28, 2021
How does hp change with flow for a "centrifugal pump" Pumps	2	1106	August 26, 2021
Pressure Increase Due to Thermal Expansion of a Trapped Liquid Pipelines, Piping & Fluid Mechanics	10	25910	August 25, 2021
Stress Analysis vs. Code Formula Boiler & Pressure Vessel	2	939	July 31, 2021
Interview Request: Engineering Problem Solving Experiences Mechanical Engineering general discussion	15	994	July 19, 2021
Cheap Refrigerator Water Filters Pipelines, Piping & Fluid Mechanics	1	761	April 14, 2021
Steam-Out Nozzle Sizing Pipelines, Piping & Fluid Mechanics	6	3488	December 30, 2020
HVAC air flow standards per ASHRAE HVAC-R	2	810	December 15, 2020
Desiccant dehumidification HVAC-R	0	765	November 23, 2020