Sixteen Pneumatic Conveying Concepts

DYNAMIC AIR INC.
16
Pneumatic
Conveying
Concepts
Dynamic Air Inc. Corporate Headquarters, St. Paul, Minnesota, USA
Dynamic Air Ltd., Milton Keynes, United Kingdom
Dynamic Air Ltda., Sao Paulo, Brazil
Fact: Dynamic Air
is world renowned for its
pneumatic conveying systems.
Let’s Dispel Some
Myths, Right Away
Everybody Claims That His System
Is The Best For Every Application
1. Each Dynamic Air system is
custom-designed, with over
15,000 systems worldwide.
2. Our systems utilize the best
available technology to achieve
the optimum performance
characteristics at the highest
efficiencies.
3. Our systems provide the ultimate
in reliability with capacities as low
as a few hundred pounds (100 kg)
per hour to over 400 tons per hour
and distances exceeding 5000 feet
(1500 m) in length.
4. Dynamic Air has developed
16 different pneumatic conveying
concepts, utilizing both pressure
and vacuum for handling a wide
variety of dry bulk solids and
process applications.
5. Our systems and services are
comprehensive. (Complete systems
can include weighing, batching,
blending, mixing, lump breaking,
storage, complete electronic control
equipment and more.) And we offer
complete layout and design, a stateof-the-art full scale test facility
and the highest caliber of technical
expertise in the business.
This brochure explains how our
systems can improve efficiency,
reliability and overall quality of your
material-conveying process. But keep
in mind that manufacturing the highest
quality systems in the world is only
part of our success story. Dynamic Air
has built its reputation on listening
to our customers, designing custom
systems to fit specific and unique
needs, and providing outstanding field
support services on a worldwide basis.
1
We are the world’s
dense phase pneumatic
conveying specialists
We are a manufacturer.
Our systems are recognized as
second to none for their reliability
and performance. And they go
beyond pneumatic conveying to
include a full range of components
for a complete material handling
system: air-activated gravity
conveyors, switches, bag breakers,
batch weighing systems, diverter
valves, mixers and blenders, dust
control equipment, automatic bag
openers, lump breakers, aerators,
bin discharge systems, silo blenders,
feeders, rotary spouts, powder
pumps, storage bins and hoppers,
and much more, any of which can
be designed into a Dynamic Air
system.
We provide complete systems.
Any truly high performance system
is more than hardware. Dynamic
Air is a world leader in dense phase
pneumatic conveying because of
our people and the expertise they
can bring to your material handling
design problem.
We are listeners first and foremost.
We never walk into a client’s plant
with standardized plans in our
back pockets and off-the-shelf
“compromise” solutions. Instead, we
merge our bulk handling expertise
with your unique process knowledge
to design a custom system for your
application.
We have a fully equipped
testing laboratory.
If you have a new material that
must be tested or if our knowledge
of your material is limited, we will
test your special material in our full
scale test facility.
2
Complete systems for storage, conveying, weighing, batching and
blending - including steel structures.
In our testing lab, we determine
conveyability, material-to-air ratios,
material velocities, hygroscopic
effects, build-up tendencies, dust
collector requirements, degradation,
segregation, filling times, conveying
times, optimum conveying pressures,
air volumes, aerated bulk densities
and any other test data that might be
required. Little is left in doubt.
Full scale testing facilities
Multiple conveying lines fit easily into tight spaces.
Weighing/batching and conveying system including storage silos
and steel structures.
A comprehensive installation for conveying carbon black.
3
Our capabilities include
weighing, batching,
feeding, mixing and drying
Bulk bag and small bag unloaders discharge carbon black into multiple
dense phase Full Line Concept ® conveying systems.
High density vacuum system conveying
carbon black
Full Line Concept® pneumatic conveying
system conveying corn
Mobile Truck Lance TM filling a truck
Mixing & conveying systems
Dense phase pneumatic conveying systems
4
Multiple 20 cu. ft. (0.6 cu. m) surge bins with
Modu-Kleen® 669 bin vent filters
Storage silos are filled by a Full Line
Concept® conveying system.
Bin discharging & conveying systems
Batching & conveying systems
HDV TM high density vacuum Full Line
Concept® conveying system located inside
a truck unloading building
Dyna-SlideTM high precision feeders convey
material from 200 cu. ft. (6 cu. m) surge bins
to weigh hoppers.
Dense phase transporter with a Vibra-Jet®
bin discharger conveying detergent
Storage & feeding systems
5
When it comes to
pneumatic conveying of
bulk granular materials,
our 16 conveying concepts
are state of the art!
With over 40 years of building
highly efficient dense phase and
dilute phase pneumatic conveying
systems, you can be assured that
Dynamic Air technology is the
latest and the best in the industry.
We have developed many firsts
in the industry, such as our dense
phase Full Line Concept® system,
which significantly reduces material
degradation and/or abrasion, lowers
maintenance and has tremendous
energy savings over conventional
pneumatic conveying systems.
6
Dynamic Air offers 16 different
pneumatic conveying concepts:
• Four different vacuum conveying
systems
• Twelve different pressure
conveying systems.
Each system has it own unique
set of operating characteristics for
pressure, conveying line velocity,
efficiency and performance. Because
each and every material to be
conveyed reacts differently under a
given set of operating conditions,
it is extremely critical to match the
system operating characteristics
to the material to be conveyed in
order to achieve the most desired
conveying performance and to
provide the best value to you, the
customer.
Our 16 different pneumatic
conveying concepts have the
ability to convey at almost any
conveying velocity desired to suit
a given material to be conveyed.
We can convey many materials
with conveying velocities as low
as 50 feet per minute (0.25 m/sec)
using our HDV 8000 dense phase
pneumatic conveying system and,
using our LDP 2000 dilute phase
pneumatic conveying system, we can
convey at velocities well over 7000
feet per minute (35 m/sec). Plus our
conveying capacities range from
just a few hundred pounds (100 kg)
of material per hour up to 400 tons
per hour and conveying distances
exceeding 5000 feet (1500 m) in
length.
When our DC-5 Air
Saver technology is
employed on lower
pressure systems
using less than
15 PSIG (1 barg),
in many applications
we can lower the
conveying line
velocity well
below the normal saltation velocity.
Depending on the material being
conveyed, we also can reduce energy
requirements and drastically improve
system performance and reliability.
In addition, our pneumatic
conveying systems become highly
efficient when they employ our
unique patented DC-5® Air Saver
technology and are unmatched for
performance and reliability. These
systems can handle even the most
difficult of materials, plus they
significantly reduce the energy
requirements and convey material at
much lower conveying line velocity
with higher conveying line densities
and reduced dynamic loading.
The Result:
Gentle handling of heavy abrasive and
non-abrasive materials that cannot
tolerate degradation. For many fragile
crystalline and granular materials there
is no finer material handling process.
Dynamic Air’s 16 different pneumatic
conveying concepts can offer a more
gentle treatment of system components
as well. Because of lower velocities,
system wear and related breakdowns
are minimized.
Dynamic Air pneumatic
conveying systems are:
•
Energy and labor efficient
•
More reliable, because of our
DC-5 Air Saver technology
•
Flexible to design in tight
plant environments
•
Easy to install with minimum
disruption to existing plant
production
•
Clean - because the system
totally contains the material
conveyed
•
Friendly to the environment
•
Equipped with fewer moving
parts
•
Lower in initial investment
costs
•
Lower in maintenance
Typical materials conveyed are:
alumina, aluminum oxide, baby formula, ball clay, barite, bauxite, bentonite,
borax, calcium carbonate, calcium chloride, carbon black, cement, roasted
coffee beans, green coffee beans, cullet, detergent, feldspar, fine coal, flour,
fluorspar, fly ash, foundry molding sand, glass batch, glass beads, ground meal,
gypsum, iron oxide, kaolin clay, kyanite, lime, litharge, magnesium, milk powder,
peanuts, PVC resin, quartz, roofing granules, salt, silica sand, soda ash, sodium
sulfate, steel chips, sulfur, sugar, talc, titanium dioxide and more.
7
Dynamic Air’s exclusive
DC-5® Air Saver technology
is the key to complete control
of your material through
the entire conveying line
One of the secrets of a successful
and highly efficient pneumatic
conveying system, whether it is a
high pressure dense phase system
or a low pressure dilute phase
system, is trying to achieve an
optimum pressure balance. Many
systems operate in what we call an
unstable and/or unbalanced pressure
condition. This means the conveying
system can be using either too
much compressed air or not enough
compressed air, both of which are
undesirable.
When excessive compressed air is
used to convey a given material,
the conveying velocity will be too
high and the result can be material
breakdown or excessive wear on
the system. Also, the system will
use excessive energy, and therefore
maintenance becomes higher and
reliability is reduced. When not
enough compressed air is used, the
convey rate may be too low and it’s
even possible that conveying line
plugging can occur.
8
It is also important to understand
that every system must constantly
fight friction, and that this friction
is usually not evenly distributed
throughout the conveying line.
For instance, tubing bends are
a major cause of friction in a
pneumatic conveying system and
they can easily be responsible
for more than 50% of the total
resistance of the pneumatic
conveying system. The straight
tubing in a system, however, has a
much lower level of friction than a
tubing bend.
Other friction factors which must be
considered are components such as
conveying line couplings, diverter
valves, elevation changes, etc. Also,
the shape, density and cohesiveness
of each material to be conveyed
create another variable which adds
to the total friction factor, thus
impeding the conveying process
even further.
Therefore, the frictional resistance
seen in the conveying line will vary
considerably from system to system
and throughout a given system,
depending upon the components used
plus the length of the conveying line
and the conveying velocity. These
varying and unbalanced frictional
forces in a pneumatic conveying
system, if not pressure balanced
properly, can cause unstable and
undesirable pressure and velocity
conditions, resulting in poor
performance and an unreliable and
inefficient conveying system.
The DC-5 Air Saver technology
is adaptable to almost any type of
Dynamic Air pneumatic conveying
system regardless of the conveying
pressure or vacuum. The DC-5 Air
Saver technology is one of the most
unique products ever developed by
Dynamic Air and is another first
in the field, making Dynamic Air
an innovator in the field of high
performance pneumatic conveying
systems.
In order to create the optimum
pressure balance in a pneumatic
conveying system and to counteract
the varying forces of friction, the
compressed air must be properly and
timely distributed for a smooth flow
of material through the conveying
line.
The pressure balance control must
also be precise and instantaneous.
If the pressure balance control reacts
too slowly or overcompensates,
the flow of material through the
conveying line will be disrupted and
the performance compromised.
Benefits of the DC-5 Air Saver technology
To effectively counterbalance all the
friction factors normally inherent in
a pneumatic conveying system,
Dynamic Air has developed the
DC-5 Air Saver technology which
accurately controls and pressure
balances the pneumatic conveying
system.
•
Decreased energy consumption
•
Improved system reliability
•
Ability to convey very fragile materials
•
Ability to convey highly abrasive materials
•
Ability to convey difficult or cohesive materials
•
Ability to convey heavy materials
The DC-5 Air Saver technology
achieves the proper pressure balance
because it automatically senses the
conveying system conditions and
reacts instantaneously and accurately
without overcompensation. Thus
material is conveyed through the
conveying line in a smooth controlled
manner and at the desired conveying
velocity, to optimize the conveying
process for higher performance and
reliability.
•
Ability to start and stop the conveying process with
a conveying line full of material
•
Reduced “dynamic loading” at pipe bends by controlling
the conveying velocity
•
Reduced dust handling requirements
•
Reduced material degradation
9
16 Pneumatic Conveying Concepts
HDP 1000 Brute Force ConceptTM
Dense Phase Pressure System
The HDP 1000 Brute Force Concept
Pressure Conveying System is a dense
phase, high pressure, low to medium
velocity, batch conveying system. It is
generally used for conveying medium
to high density, heat sensitive, semiabrasive and/or abrasive materials over
shorter distances. Examples include
silica sand, plastic pellets, salt, quartz,
whole grain, corn, oats and barley.
Bin Vent
Filter
Level
Control
Storage
Silo
Receiving
Bin
Air
Operated
Inlet Valve
Typical conveying velocities are
generally about 1000 feet per minute
(5 m/sec) and the conveying pressure
up to 60 PSIG (4 barg). A pressure
vessel is used to feed material into the
conveying line and the air supply, up to
100 PSIG (7 barg), is supplied from a
high pressure air compressor.
Vent
Valve
Transporter
Conveying
Line
Air Compressor
Air Receiver
HDP 2000 Fluidizing ConceptTM
Dense Phase Pressure System
The HDP 2000 Fluidizing Concept
Pressure Conveying System is a dense
phase, medium to high pressure, low
to medium velocity, batch conveying
system. It is generally used for
conveying medium to high density,
heat sensitive, semi-abrasive and/or
abrasive materials under 100 mesh
particle sizes. Examples include
bentonite, cement, starch, silica flour,
ball clay, kaolin clay, and alumina.
Typical conveying velocities are
generally in the range of 1000 to 5000
feet per minute (5 m to 25 m/sec) and
the conveying pressure up to 60 PSIG
(4 barg). A fluidizing type pressure
vessel is used to feed material into the
conveying line and the air supply, up to
100 PSIG (7 barg), is supplied from a
high pressure air compressor.
Bin Vent
Filter
Switch
Receiver
Storage
Silo
Level
Control
Air
Operated
Inlet Valve
Vent
Valve
Conveying
Line
Transporter
Fluidizing
Air Supply
Air Receiver
10
Air Compressor
Receiving
Bin
HDP 3000 Conventional ConceptTM
Dense Phase Pressure System
The HDP 3000 Conventional Concept Pressure
Conveying System is a dense phase, medium to high
pressure, low to medium velocity batch type conveying
system. It is generally used for conveying high to
medium density, heat sensitive, semi-abrasive and/or
very abrasive, cohesive and/or very fragile materials in
almost any particle size range. Examples include silica
sand, glass batch, granulated sugar, powdered sugar,
plastic pellets, bentonite, cement, starch, silica flour,
ball clay, kaolin clay, zinc oxide and alumina.
Bin Vent
Filter
DC-5 Air Saver
Pressure Balanced
Switch
Receiver
Storage
Silo
Typical conveying velocities are generally in the range
of 100 to 1000 feet per minute (0.5 m to 5 m/sec)
and the conveying pressure up to 100 PSIG (7 barg)
pressure.
Level
Control
Air
Operated
Inlet Valve
Vent
Valve
This concept uses a non-fluidizing type pressure vessel
to feed material into the conveying line at maximum
density and utilizes DC-5 Air Saver technology to
minimize and optimize the high pressure air which is
supplied by a high pressure - up to 100 PSIG (7 barg)
air compressor.
Receiving
Bin
Conveying
Line
Transporter
DC-5 Air
Saver Control
Air Compressor
Air Receiver
HDP 4000 Full Line Concept®
Dense Phase Pressure System
The HDP 4000 Full Line Concept Pressure Conveying
System is a dense phase, medium to high pressure, low
to medium velocity, batch type conveying system. It is
generally used for conveying medium to high density,
heat sensitive, semi-abrasive and/or very abrasive,
cohesive, and/or very fragile materials in almost any
particle size range over long distances. Examples
include silica sand, glass batch, granulated sugar,
powdered sugar, finished breakfast cereal, coffee beans,
plastic pellets, bentonite, cement, starch, silica flour,
ball clay, kaolin clay, zinc oxide and alumina.
Typical conveying velocities are generally in the range
of 100 to 1000 feet per minute (0.5 m to 5 m/sec) and
the conveying pressure up to 100 PSIG (7 barg).
This concept uses a single, non-fluidizing type pressure
vessel to feed material into the conveying line at
maximum density. DC-5 Air Saver technology is used
to minimize and optimize the high pressure air which is
supplied by a high pressure - up to 100 PSIG (7 barg) air compressor. This concept does not need diverter
valves but uses valve receivers which provide a distinct
maintenance advantage as they are located on the silo
tops for easy access.
DC-5 Air Saver
Pressure Balanced
Bin Vent
Filter
Valve
Receiver
Storage
Silo
Air
Operated
Inlet Valve
Receiving Bin
Level Control
Vent
Valve
Transporter
DC-5 Air
Saver Control
Conveying
Line
Air Receiver
Air Compressor
11
16 Pneumatic Conveying Concepts
HDP 5000 Full Line Continuous Concept®
Continuous Dense Phase Pressure System
The HDP 5000 Full Line Concept Continuous
Pressure Conveying System is a dense phase,
medium to high pressure, very low to medium
velocity, continuous conveying system. It is generally
used for conveying medium to high density, heat
sensitive, semi-abrasive and/or very abrasive,
cohesive, and/or very fragile materials in almost any
particle size range over long distances. Examples
include finished laundry detergent, silica sand, glass
batch granulated sugar, powdered sugar, finished
breakfast cereal, coffee beans, plastic pellets,
bentonite, cement, starch, silica flour, ball clay,
kaolin clay, zinc oxide, pelletized carbon black and
alumina.
Bin Vent
Filter
DC-5 Air Saver
Pressure Balanced
Storage
Silo
Level
Control
Air
Operated
Inlet Valve
Receiving
Bin
Vent
Valve
Transporter
Conveying
Line
Typical conveying velocities are generally in the range
of 100 to 1000 feet per minute (0.5 m to 5 m/sec) and
the conveying pressure up to 100 PSIG (7 barg).
Air Operated
Outlet Valve
This concept uses two non-fluidizing type pressure
vessels which operate alternately to feed material
into the conveying line at maximum density. DC-5
Air Saver technology is used to minimize and
optimize the high pressure air which is supplied
by a high pressure - up to 100 PSIG (7 barg ) - air
compressor.
Air
Receiver
DC-5 Air
Saver Control
Air
Compressor
MDP 2000 Pressure ConceptTM
Continuous Dense Phase Pressure System
The MDP 2000 Pressure Concept Conveying
System is a dense phase, low pressure, medium
velocity, continuous conveying system. It is used
for conveying low density, heat sensitive, and nonabrasive materials over shorter distances where
high pressure compressed air is available. Examples
of materials that can be conveyed include plastic
pellets, detergent powder, wheat, barley, corn, oats,
limestone, coffee beans, granulated sugar, ball clay
and boric acid.
Typical conveying line velocities are 2000 to 3000
feet per minute (10 m to 15 m/sec) and the conveying
pressure is up to 15 PSIG (1 barg).
This concept utilizes a high density feeder to control
the feed rate into the conveying line. The air is
supplied by a high pressure - up to 100 PSIG (7 barg) air compressor.
Bin Vent
Filter
Level
Control
Storage
Silo
Receiving
Bin
Conveying
Line
High
Density
Feeder
Air Receiver
12
Air Compressor
MDP 4000 Pressure ConceptTM
Continuous Dense Phase Pressure System
The MDP 4000 Pressure Concept Conveying
System is a dense phase, low pressure, low
to medium velocity, continuous conveying
system where compressed air is readily
available. It is used for conveying low
or medium density, heat sensitive, nonabrasive and/or friable materials over shorter
distances. Examples of materials that can
be conveyed include plastic pellets, finished
detergent powder, limestone, coffee beans,
granulated sugar, ball clay, boric acid,
finished breakfast cereals and pelletized
carbon black.
DC-5 Air Saver
Pressure Balanced
Bin Vent
Filter
Level
Control
Storage
Silo
Receiving
Bin
Conveying
Line
Typical conveying line velocities are 1000 to
2000 feet per minute (5 m to 10 m/sec) and
conveying pressure is up to 15 PSIG
(1 barg).
High
Density
Feeder
This concept utilizes a high density feeder
to feed the material into the conveying line
and DC-5 Air Saver technology to minimize
and optimize the high pressure air which is
supplied by a high pressure - up to 100 PSIG
(7 barg) - air compressor.
DC-5 Air
Saver Control
Air Receiver
Air Compressor
LDP 2000 Pressure ConceptTM
Continuous Dilute Phase Pressure System
The LDP 2000 Pressure Concept Conveying
System is a dilute phase, low pressure, high
velocity, continuous conveying system. It is
generally used for conveying low to medium
density, and non-abrasive bulk solids where
degradation of the conveyed material is not a
concern. Examples of materials include flour,
sugar, salt, grain, malt and plastic pellets.
Bin Vent
Filter
Conveying
Line
Level
Control
Storage
Silo
Typical conveying velocities are generally
in excess of 4000 feet per minute (20 m/sec)
and conveying pressure is up to 15 PSIG
(1 barg).
This concept utilizes a rotary airlock feeder
to control the feed rate into the conveying
line. A low pressure positive displacement
blower is used for the air supply.
Receiving
Bin
Rotary
Airlock
Feeder
Positive Displacement
Pressure Blower
13
16 Pneumatic Conveying Concepts
LDP 4000 Pressure ConceptTM
Continuous Dilute Phase Pressure System
The LDP 4000 Pressure Concept Conveying
System is a dilute phase, low pressure,
medium velocity, continuous conveying
system. It is generally used for conveying
low to high density and/or non-abrasive
materials where degradation of the conveyed
material is somewhat of a concern.
Examples include iron oxide, coffee beans,
pinto beans, flour, fine chemicals, grain,
malt, plastic pellets, sugar and salt.
DC-5 Air Saver
Pressure Balanced
Bin Vent
Filter
Level
Control
Storage
Silo
Receiving
Bin
Typical conveying velocities are generally
about 2000 feet per minute (10 m/sec) and
conveying pressure is up to 15 PSIG
(1 barg).
This concept utilizes a rotary airlock feeder
to control the feed rate to the conveying
line. DC-5 Air Saver technology is used to
minimize and optimize the low pressure
supply air which is supplied by a low
pressure positive displacement blower.
Rotary
Airlock
Feeder
Positive
Displacement
Pressure
Blower
Conveying
Line
DC-5 Air
Saver Control
LDP 6000 Pressure ConceptTM
Batch Dilute Phase Pressure System
The LDP 6000 Pressure Concept Conveying
System is a dilute phase, low pressure,
medium velocity batch conveying system.
It is generally used for conveying low to
high density, fluidizable, mildly abrasive
materials that are not heat sensitive.
Examples include sea coal, silica flour,
bentonite, soda ash, cement, fly ash,
alumina, and hydrated lime.
Bin Vent
Filter
Level
Control
Storage
Silo
Typical conveying line velocities are
generally about 2500 feet per minute
(12.5 m/sec) and the conveying pressure
is up to 15 PSIG (1 barg).
This concept uses a pressure vessel to feed
the material into the conveying line while
air is supplied by a low pressure positive
displacement blower.
Air
Operated
Inlet Valve
Vent
Valve
Transporter
Conveying Line
Air Operated
Outlet Valve
Positive Displacement
Pressure Blower
14
Receiving
Bin
LDP 8000 Pressure ConceptTM
Batch Medium Phase Pressure System
The LDP 8000 Pressure Concept
Conveying System is a medium phase,
low pressure, low to medium velocity, batch
conveying system. It is generally used for
conveying medium to high density, semiabrasive, fluidizable materials which can
be somewhat difficult to convey. Examples
include coffee beans, powdered chocolate,
ground limestone, calcium carbonate,
alumina, iron oxide, cement and silica flour.
Level
Control
Storage
Silo
Air
Operated
Inlet Valve
Typical conveying velocities are generally
about 1500 feet per minute (7.5 m/sec) and
the conveying pressure is up to 15 PSIG
(1 barg).
This concept utilizes a pressure vessel to
feed the material into the conveying line
and DC-5 Air Saver technology to minimize
and optimize the low pressure supply air
which is supplied by a low pressure positive
displacement blower.
DC-5 Air Saver
Pressure Balanced
Bin Vent
Filter
Receiving
Bin
Vent
Valve
Conveying
Line
Transporter
Air
Operated
Outlet Valve
Positive Displacement
Pressure Blower
DC-5 Air
Saver Control
LDP 10,000 Full Line Pressure ConceptTM
Continuous Medium Phase Pressure System
The LDP 10,000 Pressure Concept
Conveying System is a medium phase,
low pressure, low to medium velocity,
continuous conveying system for longer
distances. It is generally used to convey
medium to high density, semi-abrasive,
fluidizable materials which can be
somewhat difficult to convey. Examples
include coffee beans, powdered chocolate,
ground limestone, calcium carbonate,
alumina, iron oxide, cement and silica flour.
DC-5 Air Saver
Pressure Balanced
Bin Vent
Filter
Level
Control
Storage
Silo
Manual
Gate
Air
Operated
Inlet
Valve
Typical conveying velocities are generally
about 1500 feet per minute (7.5 m/sec) and
the conveying pressure is up to 15 PSIG
(1 barg).
Receiving
Bin
Vent
Valve
Conveying
Line
Transporter
This concept uses a pressure vessel to feed
the material into the conveying line and
DC-5 Air Saver technology to minimize
and optimize the low pressure supply air
which is supplied by a low pressure positive
displacement blower.
Positive
Displacement
Pressure Blower
Air
Operated
Outlet Valve
DC-5 Air
Saver Control
15
16 Pneumatic Conveying Concepts
LDV 2000 Vacuum ConceptTM
Continuous Dilute Phase Vacuum System
The LDV 2000 Vacuum Concept Conveying
System is a dilute phase, high velocity, low
pressure, continuous vacuum conveying system
for shorter distances. It is generally used to
convey low to medium density and non-abrasive
materials. Examples include flour, kaolin clay,
plastic pellets, grain, malt, corn, starch and
plastic resin.
Vacuum
Filter/Receiver
Rotary
Airlock
Conveying
Line
Filter
Typical conveying velocities are generally in
excess of 4000 feet per minute (20 m/sec) and
vacuum conveying pressures of up to 15 inches
(381 mm) of mercury (hg).
The material is fed into the conveying line on a
continuous basis by vacuum which is supplied
by a low pressure positive displacement
blower. The system includes a vacuum pickup
nozzle, vacuum conveying line, a vacuum filter
receiver, a rotary airlock feeder and a positive
displacement blower.
Vacuum
Return
Line
Storage
Silo
Level
Control
Hopper
Bottom
Rail Car
Pickup
Nozzle
Positive
Displacement
Blower
Flexible
Hose
LDV 4000 Vacuum ConceptTM
Continuous Dilute Phase Vacuum System
The LDV 4000 Vacuum Concept Conveying
System is a dilute phase, medium to high
velocity, low pressure, continuous vacuum
conveying system for shorter distances. It is
generally used to convey low to high density,
non-abrasive and semi-abrasive materials.
Examples include iron oxide, titanium dioxide,
silica flour, cement, and limestone.
DC-5 Air Saver
Pressure Balanced
Vacuum
Filter/Receiver
Conveying
Line
Rotary
Airlock
Filter
Typical conveying velocities are 1000 to 3000
feet per minute (5 m to 15 m/sec) and vacuum
conveying pressures of up to 15 inches (381 mm)
of mercury (hg).
The material is fed into the conveying line on
a continuous basis by vacuum. DC-5 Air Saver
technology is used to minimize and optimize
the low pressure supply air which is supplied
by a low pressure positive displacement blower.
The system includes a vacuum pickup nozzle,
a vacuum filter receiver, a rotary airlock feeder
and a positive displacement blower.
16
Storage
Silo
Vacuum
Return
Line
Hopper
Bottom
Rail Car
Positive
Displacement
Blower
Pickup
Nozzle
Flexible
Hose
DC-5 Air
Saver Control
HDV 6000 Vacuum ConceptTM
Continuous Dense Phase Vacuum System
The HDV 6000 Vacuum Concept Conveying
System is a dense phase, medium velocity, high
pressure, continuous vacuum conveying system.
It is generally used to convey low to high density,
granular or pelletized, and semi abrasive materials.
Examples include plastic pellets, granulated sugar,
salt, coffee beans, pinto beans, and peanuts.
Typical conveying velocities are 300 to 1000
feet per minute (1.5 m to 5 m/sec) and vacuum
conveying pressures of up to 29 inches (737 mm)
of mercury (hg).
The material is fed into the conveying line on a
continuous basis by vacuum which is supplied by
a high pressure vacuum pump. The system includes
a vacuum pickup nozzle, a vacuum conveying
line, a vacuum/filter receiver, a secondary filter
and a vacuum pump. For continuous conveying
applications, a gatelock hopper with an inlet and
outlet valve is installed at the discharge of the
vacuum receiver.
Vacuum
Filter/Receiver
Air
Operated
Valve
Conveying
Line
Gatelock
Hopper
Vacuum
Return
Line
Filter
Storage
Silo
Hopper
Bottom
Rail Car
Secondary
Filter
Vacuum
Pump
Pickup
Nozzle
Flexible Hose
HDV 8000 Vacuum ConceptTM
DC-5 Air Saver
Pressure Balanced
Continuous Dense Phase Vacuum System
The HDV 8000 Vacuum Concept Conveying System
is a dense phase, low to medium velocity, high
pressure, continuous vacuum conveying system. It is
generally used to convey low to high density, friable,
and abrasive materials and/or other materials where
degradation or abrasion is a concern. Examples
include plastic pellets, breakfast cereal, granulated
sugar, salt, coffee beans, pinto beans, finished
detergent, pelletized carbon black and silica sand.
Vacuum
Filter/Receiver
Air
Operated
Valve
Conveying
Line
Gatelock
Hopper
Vacuum
Return
Line
Filter
Storage
Silo
Typical conveying velocities are 50 to 800 feet per
minute (0.25 m to 4 m/sec) and vacuum conveying
pressures of up to 29 inches (737 mm) of mercury (hg).
The material is fed into the conveying line on
a continuous basis by vacuum. DC-5 Air Saver
technology is used to minimize and optimize the
pressure supply air which is supplied by a high
pressure vacuum pump. The system includes a
vacuum pickup nozzle, a vacuum conveying line,
DC-5 Air Saver controls, a vacuum filter receiver,
a secondary filter and a vacuum pump. For continuous
conveying applications, a gatelock hopper with an
inlet and outlet valve is installed at the discharge of
the vacuum receiver.
Level
Control
Level
Control
Secondary
Filter
Hopper
Bottom
Rail Car
Vacuum
Pump
Pickup
Nozzle
Flexible
Hose
DC-5 Air
Saver Control
17
System Applications
Foundry shakeout sand, bond
premix and molding sand
delivery system
SHAKEOUT SAND
STORAGE SILO
CONVEYING
LINE
SHAKEOUT SAND
VIBRATORY SCREEN
FEEDER
MODU-KLEEN
BIN VENT FILTER
PREPARED
MOLDING SAND
SURGE HOPPER
PREPARED
MOLDING SAND
MULLER
BATCH HOPPER
BELT
FEEDER
MULLER
DISCHARGE
DOOR
HDP 4000 SYSTEM
AUTOMATIC
MOLDING
MACHINE
INLET
CHUTE
BOND PREMIX
SURGE BIN
TRANSPORTER
VIBRA-JET
BIN AERATOR
ACCU-FLO
VARIABLE RATE
SCREW FEEDER
HDP 3000 SYSTEM
AIR CONTROL
MODULE
WEIGH
HOPPER
HDP 3000 SYSTEM
Carbon black rail car unloading,
vacuum conveying and dense
phase pneumatic conveying
MODU-KLEEN
BIN VENT
FILTER
SURGE BIN
CONVEYING LINE
CARBON BLACK
STORAGE
SILO
ACCU-FLO
VARIABLE RATE
SCREW FEEDER
HIGH DENSITY
VACUUM FILTER
RECEIVER
WEIGH
HOPPER
HOPPER BOTTOM
RAIL CAR
TRANSPORTER
BANBURY
MIXER
LIFT-MATE
RAIL CAR UNLOADER
AIR CONTROL
MODULE
HDP 4000 SYSTEM
HDV 8000 SYSTEM
18
Carbon black bulk bag and small bag
unloading and weighing system to a
Banbury mixer
CONVEYING
LINE
SURGE BIN
MODU-KLEEN
BIN VENT
FILTER
ACCU-FLO
VARIABLE RATE
SCREW FEEDER
BULKBUSTER
BULK BAG
UNLOADER
BULK
BAG
BAGBUSTER
BAG BREAKER
WITH CRUNCHER
BAG COMPACTOR
WEIGH
HOPPER
BANBURY
MIXER
TRANSPORTER
AIR CONTROL
MODULE
HDP 2000 SYSTEM
HDP 3000 SYSTEM
Small bag and bulk bag unloading to a
weighing, mixing and silo homogenizing
system to a bagging machine
BULKBUSTER
BULK BAG
UNLOADER
STORAGE
SILO
MODU-KLEEN
BIN VENT FILTER
SERIES 669
SWITCH
RECEIVER
BLENDCON
SILO BLENDER
STORAGE
SILO
CONVEYING
LINE
VIBRA-JET
BIN AERATOR
BULK
BAG
WEIGH
HOPPER
DYNA-SLIDE
HIGH PRECISION
AIR-ACTIVATED
FEEDER
BELLA
TWIN SHAFT
FLUIDIZED
ZONE MIXER
AIR CONTROL
MODULE
BAGBUSTER
BAG BREAKER
BLENDCON AIR
BLENDING HEAD
TRANSPORTER
MANUAL
HOSE SWITCH
HDP 3000 SYSTEM
HDP 3000 SYSTEM
HDP 3000 SYSTEM
19
System Applications
Direct sanding system
for railroad industry
TRUCK UNLOAD
CONVEY LINE
STORAGE
SILO
VALVE RECEIVER
CONVEY LINE
LOCAL
ELECTRICAL
CONTROL PANEL
RECEIVING
BIN
VENT LINE
LEVEL
CONTROL
TRANSPORTER
LOCOMOTIVE
HDP 4000 SYSTEM
HDP 4000 SYSTEMS
MAIN
ELECTRICAL
CONTROL PANEL
Foundry bond unloading, storage,
premixing and weighing system to
a muller
TRUCK
UNLOAD
LINE
MODU-KLEEN
BIN VENT FILTER
SERIES 669
WESTERN
BENTONITE
STORAGE
SILO
SOUTHERN
BENTONITE
STORAGE
SILO
SEA COAL
STORAGE
SILO
SHAKEOUT
SAND
SILO
FIRE CLAY
STORAGE
SILO
BOND
PREMIX
STORAGE
SILO
BULK
PNEUMATIC
TRUCK
DYNA-SLIDE
HIGH PRECISION
AIR-ACTIVATED
FEEDER
BLENDCON
AIR BLENDER/
TRANSPORTER
MANUAL
HOSE SWITCH
20
CONVEYING
LINE
SURGE
BIN
SAND
MULLER
ACCU-FLO
VARIABLE RATE
SCREW FEEDER
WEIGH
HOPPER
AIR CONTROL
MODULE
HDP 4000 SYSTEM
TRANSPORTER
HDP 2000 SYSTEM
HDP 2000 SYSTEM
Automatic bag breaking, weighing
and delivery system of chemical
ingredients to reactor vessels
15 DEGREE 2-WAY
SWITCH
VACUUM LIFT
STATION
AUTOMATED
BAG BREAKER
TUFFER AERATOR/
LUMP BREAKER
SURGE
HOPPER
ACCU-FLO
SCREW FEEDER
REACTOR
VESSEL
CONVEYING
LINE
VIBRA-JET
BIN AERATOR
WEIGH HOPPER
MODU-KLEEN
DOWNDRAFT
DUST COLLECTOR
AIR CONTROL
MODULE
TRANSPORTER
HDP 3000 SYSTEM
Bulk bag unloading of hazardous
chemicals with precision mixing,
storage and loadout to trucks
CONVEYING LINE
RECEIVER BIN
MODU-KLEEN
DUST FILTER
VIBRA-JET BIN
DISCHARGE SYSTEM
ROTARY AIRLOCK
FEEDER
REACTOR
STORAGE
SILO
WEIGH HOPPER
DRUM
DUMPER
BULKBUSTER
HOIST STYLE
BULK BAG UNLOADER
BELLA FLUIDIZED
ZONE MIXER
PROTECTIVE
CONTAINMENT BOX
LOADOUT
SPOUT
ACCU-FLO
VARIABLE
RATE SCREW
FEEDER
TRUCK
TRANSPORTER
HDP 4000 SYSTEM
AIR CONTROL
MODULE
WEIGHING
PLATFORM
MODU-KLEEN
DOWNDRAFT
DUST COLLECTOR
TRANSPORTER
21
System Applications
Bag breaking and mixing of
dry chemicals to three surge bins
MODU-KLEEN
BIN VENT FILTER
MIXER
SURGE BIN
SWITCH
RECEIVER
END
RECEIVER
LEVEL
CONTROL
BELLA
FLUIDIZED
ZONE MIXER
SURGE BIN
EXHAUSTER
BAGBUSTER
BAG BREAKER
TRANSPORTER
CONVEYING
LINE
AIR CONTROL
MODULE
HDP 3000 SYSTEM
MINI-TRANSPORTER
Rail unloading with gain-in-weight
weighing and in-plant delivery
system
CONVEYING
LINE
INTERVENT
MODU-KLEEN
BIN VENT FILTER
LEVEL CONTROL
SWITCH
RECEIVER
STORAGE
SILO
HOPPER BOTTOM
BULK RAIL CAR
TRANSPORTER
MANUAL
HOSE SWITCH
BLENDCON
AIR BLENDER
TRANSPORTER
STORAGE
SILO
DYNA-SLIDE
HIGH PRECISION
AIR-ACTIVATED
FEEDER
WEIGH
HOPPER
HDP 3000 SYSTEM
AIR CONTROL MODULE
HDP 3000 SYSTEM
22
END
RECEIVER
Central dust collector unloading,
dense phase pneumatic conveying
and agglomeration to truck disposal
MODU-KLEEN
BIN VENT
FILTER
CENTRAL DUST COLLECTOR
DUST
COLLECTOR
FINES
STORAGE
SILO
CONVEYING
LINE
VIBRA-JET
BIN DISCHARGE
SYSTEM
BELLA
FLUIDIZED
ZONE MIXER
MODU-KLEEN
BIN VENT
FILTER
DUMP
TRUCK
VIBRA-JET
BIN DISCHARGE
SYSTEM
MINIPUSHER
TRUCK LOADING
SPOUT
HDP 2000 SYSTEM
Bulk bag unloading with loss-in-weight
weighing and batching system
BULK BAG
BULKBUSTER
FORKLIFT STYLE
BULK BAG UNLOADER
WITH INTERNAL
DUST COLLECTION
AND BAG CLOSERS
MIXER
LOAD CELLS
(LOSS-IN-WEIGHT)
MDP FEEDER
CONVEY LINE
MDP 4000 SYSTEM
23
System Applications
Dust removal system
without a screw conveyor
MODU-KLEEN
BIN VENT FILTER
END
RECEIVER
CENTRAL DUST COLLECTOR
STORAGE
SILO
MODU-KLEEN
DUST COLLECTOR
ELECTRICAL
CONTROL
PANEL
AIR CONTROL
MODULE
TRANSPORTER
HDP 2000 SYSTEM
COMMON
CONVEYING LINE
Rail unloading and in-plant
delivery system
HOPPER BOTTOM
BULK RAIL CAR
90 DEGREE
DIVERTER
INTERVENT
MODU-KLEEN
BIN VENT FILTER
LEVEL
CONTROL
DYNA-SLIDE
AIR-ACTIVATED
CONVEYOR
TRANSPORTER
AIR CONTROL
MODULE
HDP 4000 SYSTEM
24
HDP 3000 SYSTEM
SWITCH
RECEIVER
END
RECEIVER
Rail unloading and in-plant
delivery system
MODU-KLEEN
BIN VENT FILTER
END
RECEIVER
LEVEL
CONTROL
HOPPER BOTTOM
BULK RAIL CAR
BATCH
HOPPER
CONVEYING
LINE
DYNA-SLIDE
AIR-ACTIVATED
CONVEYOR
PORTABLE
CAR UNLOADER
LOW PROFILE
TRANSPORTER
MANUAL
HOSE SWITCH
HDP 3000 SYSTEM
Vacuum-pressure rail unloading
utilizing both dilute and dense
phase systems
TRANSPORTER
AIR CONTROL
MODULE
HDP 4000 SYSTEM
SILO
RECEIVER
MODU-KLEEN
BIN VENT FILTER
LEVEL
CONTROL
SWITCH
RECEIVER
END
RECEIVER
HOPPER
BOTTOM
BULK RAIL
CAR
HDP 3000
SYSTEM
LIFT-MATE
RAIL CAR CONNECTOR
LDV 2000 SYSTEM
MANUAL
HOSE
SWITCH
AIR
CONTROL
MODULE
DYNA-SLIDE
AIR-ACTIVATED
CONVEYOR
CONVEYING
LINE
TRANSPORTER
HDP 3000 SYSTEM
VACUUM
BLOWER
25
System Applications
Gain-in-weight weighing and
batching and conveying system
STORAGE SILO
STORAGE SILO
MODU-KLEEN
BIN VENT FILTER
CONVEYING
LINE
SURGE BIN
LEVEL
CONTROL
SLIDE GATE
ACCU-FLO
VARIABLE RATE
SCREW FEEDER
AIR
CONTROL
MODULE
BELLA
TWIN SHAFT
FLUIDIZED ZONE
MIXER
ELECTRICAL
CONTROL
PANEL
TRANSPORTER
ON LOAD CELLS
HDP 3000 SYSTEM
Weighing and batching
STORAGE
SILO
STORAGE
SILO
STORAGE
SILO
SWITCH
RECEIVER
END
RECEIVER
LEVEL
CONTROL
SURGE
BIN
DYNA-SLIDE
HIGH PRECISION
AIR-ACTIVATED
FEEDER
WEIGH
HOPPER
AIR CONTROL
MODULE
ELECTRICAL
CONTROL
PANEL
BLENDCON
AIR BLENDER
TRANSPORTER
HDP 4000 SYSTEM
26
CONVEYING
LINE
MODU-KLEEN
BIN VENT FILTER
Silo blending and in-plant
delivery system
EXHAUSTER
MODU-KLEEN
BIN VENT FILTER
END
RECEIVER
MODU-KLEEN
BIN VENT FILTER
LEVEL
CONTROL
BLENDCON
SILO BLENDER
TRUCK
LOADING SPOUT
45 DEGREE
DIVERTER
BLENDCON
SILO BLENDING
HEAD
AIR
CONTROL
MODULE
BAGGING
MACHINE
ELECTRICAL
CONTROL
PANEL
TRUCK
HDP 4000 SYSTEM
Continuous in-plant delivery system
MODU-KLEEN
BIN VENT FILTER
LEVEL
CONTROL
STORAGE
SILO
MODU-KLEEN
BIN VENT FILTER
END
RECEIVER
SLIDE GATE
TRANSPORTER
AIR
CONTROL
MODULE
ELECTRICAL
CONTROL
PANEL
HDP 5000 SYSTEM
27
Process System &
Pneumatic Conveying Components
Bella® Fluidized Zone
Batch Mixer
Bella® Continuous Mixer
Bella® Portable Mixer
Bella® Dryer/Cooler
Bella® Mixer/Dryer
Bella® Portable Mixer/
Dryer/Agglomerator
Blendcon® Silo Blending
Head, 10-port, Series 618
Blendcon® Silo Blending
Head, 12-port, Series 812
Blendcon® Silo Blending
Head, 16-port, Series 685
Blendcon® Silo Blending
Head, 16-port, Series 816
Modu-Kleen® Bag Type
Bin Vent Filter, Series 250
Modu-Kleen® Downdraft
Cartridge Type Dust
Collector, Series 681
28
Modu-Kleen® Cartridge
Type Vacuum Filter/
Receiver, Series 674
Modu-Kleen® Cartridge
Type Bin Vent Filter,
Series 343
Modu-Kleen® Modular
Type Bin Vent Filter,
Series 669
Modu-Kleen® Modular
Type Bin Vent Filter,
Series 725
Transporter, Model J
Series 496
Transporter, Model JT
Series 614
Mini-Transporter,
Series 353
Transporter, Model L
Series 720
Mini-Pusher, Model 236
Portable Mini-Pusher,
Model 272
Vacuum/Pressure
Unloader, Series 120
Quik-Vent® Pressure
Relief Valve, Series 684
29
Process System &
Pneumatic Conveying Components
BulkBuster TM Bulk Bag
Unloader, Model F100
BulkBuster TM Bulk Bag
Unloader with Internal
Filter, Model F2400
BulkBuster TM Bulk Bag
Unloader with Scissor Lift
Bulk Bag Slitter,
Model F400/H400
BagBuster ® Bag Breaker
Series 319 with Cruncher®
Bag Compactor Series 693
BagBuster ® Bag Breaker
Series 319 with Vibrating
Screener, Series 491
Scruncher TM Screw Type
Bag Compactor, Series 385
PLC Control Panel
Quiet-Pac ® Positive
Displacement Blower,
Model 457
Quiet-Pac ® Positive
Displacement Blower,
Model 457
DC-5 ® Air Saver Control
DC-5 ® Stainless Steel
Air Saver Control
30
Direct Sanding Module
Little SandyTM Portable
Locomotive Sanding
System, Series 714
Locomotive Loadout Spout, HeftyTM Load-Out Spout
Series 339
SpoutMasterTM Adjustable
Fill Spout, Series 182
Lift-MateTM Truck & Rail
Car Connector, Model 26
Lift-MateTM Truck & Rail
Car Connector, Model 89
Rail-Kart® Vacuum
Unloading Device,
Model 25
Inflatable Seated Knife
Gate Valve, Series 476
Pipe Couplings
Rail-Kart® Portable Vacuum Posi-flate® Inflatable
Rail Car Unloader, with
Seated Butterfly Valve
Lump Breaker, Model 39
31
Process System &
Pneumatic Conveying Components
Vibra-Jet ® Bin Aerator,
Series 264 Model D and
Series 683 Model K
Vibra-Jet ® Bin Discharger, Tuffer ® Aerator/Lump
Breaker, Series 329
Series 256
Tuffer ® Aerator/Lump
Breaker, Series 697
End Receiver,
Series 106
Switch Receiver,
Series 344
Valve Receiver,
Series 412
Silo Receiver,
Series 107
Dyna-SlideTM Air-Activated
Gravity Conveyor
Dyna-SlideTM High
Precision Air-Activated
Feeder
Accu-FloTM Variable Rate
Screw Feeder, Model 549
Accu-FloTM Pivoting
Screw Feeder, Model 644
Level Controls
Mobile Truck LanceTM Truck
Filling System, Series 616
Oil Weigh System for
Accu-FloTM Flexible
Screw Conveyor, Series 420 Rubber Mixers, Series 723
32
Superslik®Abrasion
Resistant Tubing Bends
Plain, Hard Iron and
Ceramic Tubing Bends/
Long Radius Ceramic
Lined Tubing Bend
Expansion Joint,
Model 15
Automatic Sampler,
Series 494
View-X ®Sight Tubes,
Series 497
Multi-Port Switch,
Horizontal Series 676
Multi-Port Switch,
Vertical Series 676
Rotary Spout, Series 128
Model 407
Explosion Proof Rotary
Spout, Model 333
90 Degree Diverter,
Series 237
Crossover Switch,
Series 671
2-Way Sliding Switch,
Model 101
3-Way Sliding Switch,
Model 161
15 Degree 2-Way Switch,
Series 259
15 Degree 3-Way Switch,
Series 417
33
www.dynamicair.com
Corporate Headquarters
Brazil
China
United Kingdom
Dynamic Air Inc.
1125 Willow Lake Blvd.
St. Paul, MN 55110
USA
Dynamic Air Ltda.
Av. Mathias Lopes, 5821
12960-000 Nazaré Paulista SP
Brazil
Phone +55 11 4597 8000
Fax
+55 11 4597 8001
Email [email protected]
No. 21, Lane 2
Suide Road, Putuo District
Shanghai 200331
P. R. China
Phone: +86-21-6432-5188
+86-21-6432-5141
+86-21-6432-5619
Fax:
+86-21-6432-6101
E-mail: [email protected]
Dynamic Air Ltd.
26 Peverel Drive, Granby
Milton Keynes, MK1 1QZ
United Kingdom
Phone +44 (0)1908 622344
Fax
+44 (0)1908 646633
Email [email protected]
Phone +1 651 484 2900
Fax
+1 651 484 7015
Email [email protected]
Dynamic Air Conveying Systems ®, Accu-FloTM, BagBuster ®, Bella®, Blendcon ®, BulkBuster TM, Cruncher ®, DC-5 ®, Dynamic Air Conveying
Systems ®, Dyna-SlideTM, Lift-MateTM, Little Sandy TM, Mobile Truck LanceTM, Modu-Kleen ®, Quiet-Pac ®, Quik-Vent ®, Rail-Kart®, Scruncher TM,
Superslik ®, Tuffer ®, Vibra-Jet ® and View-X ® are registered trademarks of Dynamic Air Inc., St. Paul, MN USA.
Posi-flate® is a registered trademark of Posi-flate, St. Paul, MN USA.
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