Strainers & filters Flashcards
1
Q
Difference between strainer& filter ?
A
Strainers remove particulate >40microns
Filters remove particulate <40microns
2
Q
When are strainers usually used in systems?
A
Pump suction lines
3
Q
Where are filters used in systems ?
A
Typically in pump discharge lines
4
Q
What type of strainers do we use at PVGS?
A
Basket & Y-type strainers
5
Q
Which type of system parameters are they used for?
A
Basket strainers high flow rate systems
Y-type used in high pressure/Low flow system
6
Q
What type of filters do we use at PVGS?
A
Cartridge filter
Deep bed filter
Metal edges filter
7
Q
What is done for each type of filter when it becomes clogged?
A
Cartridge filters are replaced
Deep bed filters are backwashed
Metal edges filters scraped by turning hand wheel to rotate disc and spacer assembly
