Examples of 'downcomers' in a sentence
Meaning of "downcomers"
'Downcomers' is a noun that refers to pipes or channels that carry liquid or gas downward, often used in industrial or engineering contexts
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- plural of downcomer
How to use "downcomers" in a sentence
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downcomers
Additional lower downcomers can be employed if desired.
The invention is also applicable to truncated downcomers.
These downcomers are also referred to as boxed downcomers.
A plurality of such mixing downcomers may be employed.
Rectangular downcomers are arranged in a row parallel to each other.
It is also contemplated that multiple downcomers may be provided.
The downcomers are uniformly spaced across the tray.
The trays may employ one or more downcomers.
Additional upper downcomers can be employed if desired.
The distributors are perpendicular to the downcomers.
The downcomers may extend parallel to each other.
Settling of catalyst in the downcomers is to be avoided.
Preferably there is no upwards flow sections in the downcomers.
These downcomers direct the liquid onto the distributor.
The number of planes is equal to the number of downcomers on a tray.
See also
Each of the downcomers is considered as extending across the entire tray.
Both regions are provided with conventional trays and downcomers.
This effect can be decreased by using downcomers at different vertical elevations.
The column may be provided with either upcomers or downcomers.
Preferably more than one of such downcomers are present in one tray.
Both regions are provided with convetional trays and downcomers.
The downcomers may extend at an angle with respect to each other.
Preferably the general flow direction in the downcomers is downwards.
The location of the downcomers determine the flow pattern of the liquid.
In the following description a tray will be described being provided with downcomers.
There exists only one drum and the downcomers are welded to it.
Two side downcomers are included proximate to the outer perimeter of the tray.
This promotes some mixing of catalyst as it flows through the downcomers.
The downcomers have sidewalls that have an upper portion and a lower portion.
The distributors may also be attached to the downcomers of the above tray.
We use downcomers to provide an efficient region for countercurrent catalyst and vapor flow.
This is due primarily to the close spacing of the downcomers as described above.
The secondary downcomers may be provided with extension elements above the separator element.
The subject trays can employ from one to seven or more downcomers.
The downcomers on vertically adjacent multiple downcomer trays are therefore perpendicular rather than parallel.
The fluids are also directed to flow through a plurality of liquid downcomers as described above.
The downcomers serve as channels for passing the vapor and liquid through the tray.
There was no penalty due to piercing the slant trays with large diameter downcomers.
Further, strengthened central downcomers may be used.
The spacing between these zones is equal to the spacing between the overlying downcomers.
The dashed lines on the top view drawing show the downcomers positioned above the tray.
Multiple pass trays are also utilized and are constructed in a similar manner using multiple downcomers.
This baffle extends upward between the descending downcomers of the next higher tray.
The downcomers should generally be staggered, to minimize bypassing.
This results in part from the preferred transverse arrangement of downcomers on vertically adjacent trays.
Rectangular downcomers are arranged on the tray in a so-called staggered arrangement.
The Yarrow boiler could thus dispense with separate external downcomers.
The downcomers of adjacent trays could be arranged at other angles such as 60 degrees.
The waterdrums were cylindrical and downcomers were sometimes, but not always, used.
Figure 11 is an overhead view showing a multiple downcomer tray having three downcomers.
