Product name:

Johnson Screens® Passive Intakes
Johnson Screens® Passive Intakes
Johnson Screens® Passive Intakes
Johnson Screens® Passive Intakes
Johnson Screens® Passive Intakes

Product introduction:

Johnson Screens® have been developing passive screens since 1968. In the meantime, more than 4,000 passive intakes have been installed worldwide

  • Product description

Key Features

JOHNSONSCREENS®被动式取水格栅1、Low capital costs and no moving parts, and low mainte_x0002_nance needs

2、Easy cleaning – with a periodic blast of compressed air using our Hydroburst™ system

3、Non-plugging Vee-Wire® • Three standard configurations – drum, tee and half screens

4、Internal dual-flow modifier – provides low and even slot velocity (CFD modelling is available on demand)

5、Selection of materials – from 304 stainless steel for fresh 

water to Super Duplex for sea_x0002_water; Z-alloy (CuNi) for repel_x0002_ling zebra mussel attachment and anti-bio fouling in fresh water


Hydroburst™ backwash system

JOHNSONSCREENS®被动式取水格栅

JOHNSONSCREENS®被动式取水格栅

1、Removes debris accumulated on the screen surface with a sudden blast of air stored in a receiver tank

2、Air is released all at once, not in a continuous flow

3、Manifold within intake bottom distributes the air efficiently and creates a scouring action


3 Types 

JOHNSONSCREENS®被动式取水格栅

JOHNSONSCREENS®被动式取水格栅

JOHNSONSCREENS®被动式取水格栅

1、Internal Dual Flow Modifier

2、Max-Flow™ Passive Intake

3、Half Intake Screens for Shallow Water


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    Phone0086 10 62662966
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