Step-By-Step Instructions – Simplex Automatic FuelPort

Automatic fuel fill stations provide an easy and convenient connection point for offloading fuel from tank cars to above-ground fuel tanks.  Here are the operating steps for a Simplex Automatic FuelPort, model AFP-x (the x denotes the size of the fuel hose coupling, i.e.: 2″, 3″, etc.):   Delivery truck arrives and driver proceeds to … Read more

How to Select a Remote Fuel Fill Station for a Diesel Fuel Tank.

Many generator set installations utilize some form of above-ground fuel storage tank, whether it be a freestanding tank, or a “sub-base” tank installed within the generator set skid. Due to space, security or other architectural limitations, the architect and design engineer may be forced to locate the fuel storage tank in a location that is … Read more

How to Prevent a Fuel Overflow Condition in a Fuel Day Tank.

Hospitals, data centers and similar mission-critical buildings rely on their facility’s fuel system to keep their central energy plant running. Due to their sheer size, facility fuel systems can become complex, as many of them now incorporate multiple fuel storage tanks, redundant fuel transfer systems, and multiple fuel day tanks serving large diesel generators.  In an environment where fuel is flowing in such large volumes, … Read more

Separately Derived Systems and 4 Pole Transfer Switches – When and Why?

When reviewing emergency power system designs, I am sometimes asked about 4-pole transfer switches.  The typical question is “when should I use them?“, followed quickly by “why should I use them?“. Since each project is likely to have special circumstances that make a generic answer impossible, this article focuses instead on providing the basic sources of information that should allow you … Read more