Ash Grate
A rake crosses the grate bed and the ash resting on the bars drops through into the collection hopper as it passes, the bed refilling behind it.
CSS
Bioenergy
15 animationsCyclone Cleanup
Dirty gas spirals down the wall of a cyclone cone toward the apex while separated char drops out of the discharge below.
CSSDigestate Split
Digestate reaches the separator press and divides into a fast liquor branch and a slower solid-fraction branch running to their own stores.
CSSDigester Mixer
The mixer paddle inside a domed anaerobic digester turns through a full revolution while biogas rises to the liquid surface above it.
CSSFeed Hopper
Charges fall down the chute into a wedge feed hopper, stepping the feedstock level up as each one lands while the throat draws it down again between them.
CSSGas Holder
The inner membrane of a double-membrane gas holder settles and reinflates while the pressure pointer tracks it down and back up the scale.
CSSGasifier Zones
A reaction front descends the four bands of a downdraft gasifier and each band warms in turn as the front crosses it.
CSSMembrane Upgrading
Carbon dioxide markers cross the membrane wall into the permeate channel while the methane markers carry on down the retentate duct.
CSSMoisture Sampling
Six feedstock moisture samples are recorded one after another inside the acceptance band as the reading cursor sweeps the scale.
CSSPellet Die
Pellets extrude outward through the ten radial ports of a ring die in a wave around the face and are cut off at the cutter circle.
CSSRetention Time
Five digester batches cross the residence channel at the same rate, each reaching the discharge rule a fifth of a cycle after the one above it.
CSSScrew Feeder
Helical flights travel one pitch along a feed tube and charges drop clear of the discharge chute below as the screw delivers.
CSSShredder Rollers
Two toothed rollers counter-rotate and the coarse charge above the nip is drawn in and consumed while fine material falls clear below.
CSSSyngas Composition
A stacked composition bar trades share between its hydrogen and carbon monoxide segments against a fixed inert balance and a spec caret.
CSSWater Scrubber
Wash water falls through the packing of an upgrading column while the raw biogas rises counter-current against it toward the outlet.
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