Pump seal piping plans for single seals
Most common types of pump seal piping plans for single seals are discussed in following paragraphs. Common types of...
Author - nikos_p
Table of content:
Why to use eccentric reducers in pump suction piping?
Using eccentric reducers for centrifugal pump suction piping
Orientation of eccentric...
Pumps have to be properly secured to their base plates, which in turn have to be well-bonded to the underlying foundation. Nowadays, this bonding is...
When the capacity of a pump is reduced by throttling (or as a result of an increase in system head), a secondary flow called recirculation begins. All...
By definition, aerosol is a fire extinguishing medium consisting of finely divided particles, whose diameter is typically less than 10 microns.
Available...
Clean agents are generally divided into two (2) groups: halocarbon agents and inert gases (IG).
A typical table of the clean agents covered by NFPA is...
Pump Specific Speed Definition
Specific speed (Ns) is a term typically used to describe the geometry (shape) of a pump impeller.
where
N = the speed of the...
Method of operation for foam water spray systems
Foam water systems generally work by allowing foam concentrate to mix with water flowing into the piping...
Fire hazards normally protected by water spray systems
Water spray protection for fire fighting is acceptable for following categories of fire hazards:
...
- high pressure systems: In these systems, carbon dioxide is stored in pressure containers (cylinders) at ambient temperatures. High pressure systems are...
There are four (4) major types of hydrants mainly in use nowadays:
Dry barrel fire hydrant
This is probably the most common type of hydrant used today: it is...
Carbon dioxide a colorless, odorless, electrically nonconductive gas which is a suitable medium for putting out fires. It is approximately 1.5 times heavier...