High-quality equipment from one of the best Turkish manufacturers. Reliable, technologically advanced, at a reasonable price, significantly lower than competitors.
The official representative of the manufacturer - the Turkish company Polygonmach Makina - offers high-quality equipment at minimal prices and convenient delivery terms.
The official representative of the company Polygonmach Turkey offers an asphalt plant with a capacity of 50-60 t/h.
The ABZ design is based on European asphalt plants such as Ammann and Benninghoven.
The official representative of the manufacturing company offers Minimum Factory Prices.
Delivery of equipment to any region or country.
The manufacturer provides installation supervision and personnel training.
To receive a commercial offer, send a request to our E-mail.
Stationary asphalt plant Polygonmach PVA 60 t/h.
Aggregate material bunkers 4*7m3
Loading hoppers and dosing conveyors
The collector and dryer are mounted on the feeding conveyor belt.
Support structure of the ABZ
Drying drum
Dryer housing
Burner (Baltur Italy) Diesel/Fuel Oil/Natural Gas
Burner fuel pump
Burner fan
Hot elevator
Mixing unit
Asphalt mixer + hot aggregate elevator
Bunker for weighing aggregates
Filling elevator and weighing hopper
Screw conveyor filler
Bitumen weighing bunker
Bitumen pump
Bitumen system.
25 m3 filler hopper
Vibrating screen
Dust collection filter set
Jet-Pulse filter housing
Bag filter and Nomex cartridges
V spiral hopper dust collector
Screw conveyor filler
Suction fan with filter
Chimney
Bitumen tank – 30-ton bitumen tank heated with thermal oil
Group of three-way valves with pneumatic jacket
Bitumen mixer feed pump
Bitumen mixer scale feed pipeline
Bitumen pump
Double-walled bitumen pipe set
Fuel and Heat Generator Group
Thermal oil generator with a capacity of 500,000 kcal/h
Boiling oil heating boiler
Boiling oil circulation pump
Fuel pump
Fuel pump
Automation-Factory Management-Software
Compressor
Standard conditions:
The plant is designed to produce 60 t/h of asphalt mixture at an initial moisture content of 4% and a temperature of 100°C under the following standard conditions:
The temperature of the fillers at the inlet to the dryer is 10 C.
Altitude
Average density of feed fillers 1650 kg/m3
Fuel oil number: 6 calorific value ≥ 9,200 kcal/kg
Heavy oil No.: 4 calorific value ≥ 9700 kcal/kg
Calorific value of diesel fuel ≥ 10200 kcal/kg
Liquefied petroleum gas/natural gas/fuel oil/natural gas/fuel oil (20 percent propane and 80 percent butane), gas calorific value ≥ 23,600 kcal/m3
Temperature rise of hot units 60 K
Residual moisture content of the mixture 0.3%
Max. filler size 40 mm
3 mm through-hole sieve 35%
The material is non-porous and hygroscopic, of normal shape.
Manufacturing tolerance depending on environmental conditions and parameters ± 4 %
Total fuel energy consumption: 7,000,000 kcal/h
Operating noise level: may vary depending on the location of the asphalt plant, wind, and altitude.
General characteristics of the plant:
Plant productivity: 60-80 tons per hour
Control type: fully automatic
Mixer: Twin-shaft mixer 1 m3, 60-80 tons per hour
Installation weight: 110-120 tons – approximately.
Factory dimensions: 43 (L) x 59 (W) x 25 (H) meters
Total engine power: 125 kW/h.
Total fuel consumption: 5,000,000 kcal/h
Voltage/frequency: 380 V/50 Hz
Required area for installation: 2300 m2 (excluding warehouses, truck parking and administrative building)
Number of operators to work at the factory: 1
Paint: 1 coat of anti-corrosion paint, 2 coats of finishing epoxy paint, total paint thickness: 140 microns
Cold aggregate bunkers:
– Number of compartments: 4
– Capacity of each unit: 7 m³
– Total capacity: 28 m³
– Loading width: 3300 mm.
– Extraction belt width: 10×500 mm.
– Minimum capacity, approx.: 130 t/h
– Electric motor and gearbox: 4 x 2.2 kW
– Vibrator motor: 0.37 kW, 1500 rpm.
– Tension drum diameter: 220 mm.
– Material thickness: St 37.2, 5 mm.
– Each compartment on the base is equipped with a traction belt. Drive roller, support roller and support roller with a prefabricated long-life bearing.
– The extraction belt is driven by an electric frequency converter with adjustable speed, which allows for precise changes to individual parameters.
– Manual flow control using a manually operated damper.
– Drive drum, covered with hot rubber, Ø220 x 10 mm.
– The speed of all motors can be changed simultaneously, keeping the corresponding ratio unchanged.
Cold filler hoppers made of V37 sheet, 5 mm thick * 4 pcs.
20 m3 and each is manufactured separately.
The bunkers are equipped with 800 mm high superstructures made of 6 mm thick sheet metal to prevent material overflow.
The material feed from each hopper is frequency controlled (speed controlled) by dosing one by one if necessary, or adjusted from the computer screen.
The flow rate of material fed from the hoppers can be adjusted by manual gates on each hopper.
In the event of a lack of aggregate supplied from the hoppers, an alert system is provided, and an operator warning sign is displayed on the computer screen.
A vibrating motor, controlled from a computer screen, is positioned to facilitate material flow and prevent the hoppers from clogging with fine materials.
A conveyor belt system is installed under each hopper to ensure material flow.
Each bunker is equipped with modular grids consisting of 10x50 mm metal cells, rods with a diameter of 10 mm.
The hopper loading width is 3000×2400 mm.
An emergency stop cable system is provided for emergency situations.
Possible conveyor belt malfunctions are displayed on the computer screen.
1.2 Unit feed belt conveyor:
– Rubber dimensions: min. 10 x 600 mm (4-layer cord fabric)
– Center distance between main and foot rollers: 21 m.
– Minimum productivity: 80 t/h
– Installed power: min. 5.5 kW
– Belt speed: ~1.3 m/sec.
– Tension drum diameter: 210 mm.
– Drive drum diameter: 230 mm.
– Maintenance-free, sealed bearing assembly for rolls.
– Conveyor belt on guide rollers (distance between pairs 950 mm) with drum tension and cleaning system.
– Support rollers, 60 x 200 mm. Group of three units.
– Devices for internal and external belt cleaning.
1.3 Inclined conveyor for aggregate
– Rubber Dimensions: min. 10x600 mm (4-layer cord fabric)
– Distance between the main and lower rollers: 9.00 m.
– Minimum productivity: 80 t/h
– Installed power: min. 4 kW
– belt speed: ~1.6 m/sec.
– Tension drum diameter: 210 mm.
– Drive drum diameter: 230 mm.
– Maintenance-free, sealed bearing assembly for rolls.
– Conveyor belt on guide rollers (distance between pairs 950 mm) with drum tension and cleaning system.
– Support rollers, 60 x 200 mm. Group of 3 units.
– Devices for internal and external belt cleaning.
1.4 Main stationary support base.
The main frame and steel structure, manufactured using high-quality steel and craftsmanship, comply with ISO9001, CE and international standards and provide heights from 4100mm to 4250mm.
With an average width of 5000 mm, the main frame ensures easy maneuvering and loading of the concrete mixer trucks, as well as ease of use. The main frame is equipped with a platform, handrails and stairs.
– Adequate access and maintenance conditions, platforms, barriers, stairs allow access to points requiring maintenance
– Ability to quickly and efficiently load vehicles of all sizes (3 truck unloading points)
– 3 hot asphalt bunkers of 50 tons each and separate unloading gates included. (3 trucks at the same time)
– Lighting for day and night work is included.
1.5 Drying group and drum.
The dryer body is made of sheet metal 10 mm thick, 1800 mm in diameter and 6000 mm long, made of a special heat-resistant manganese alloy SAE 950 C.
The interior of the dryer is made of bucket blades made of sheet metal made of heat-resistant and corrosion-resistant special alloy steel to ensure uniform drying and uniform movement of materials.
Two peripheral rings to ensure smooth circular rotation of the dryer body on the chassis.
The dryer body rotates using 4 motors on 4 guide rollers on the chassis.
The ring and working surfaces of the tension rollers are induction hardened to avoid corrosion of the working surfaces.
The dryer body is covered with 50 mm thick mineral wool and covered with stainless sheet metal to avoid heat loss during operation.
In front of the dryer body and chassis, a front damper made of heat-resistant and corrosion-resistant material is provided for connecting the burner and ensuring the discharge of dried material to the aggregate elevator.
A damper with a gas exhaust channel is installed behind the dryer body and chassis to remove dust in the body through a filter during operation and to ensure the discharge of material from the inclined feeding belt into the dryer.
The dryer design ensures smooth movement of the incoming material.
The dryer body rotates between flaps located at the front and rear. A labyrinth system to prevent material from falling out at the rotation points.
An electronic heat meter is installed at the point where the unit heated in the dryer is discharged onto the elevator, thus tracking the heat of the unit to the control cabinet.
The dryer support is made of a durable material suitable for the housing, the auxiliary conveyor supports are connected to the chassis by hinges, and the gaps between the supports are reinforced with cross connections.
The dryer drive system is equipped with a SOFT-STARTER soft motion device, which will prevent impacts on the ring and ring rollers and extend their service life.
The current value consumed by the dryer motor is displayed on the computer screen. Thanks to this system, the automation system and the operator can prevent the dryer from overloading and protect the drying system from possible failures or damage.
Material thickness: special manganese alloy, equivalent to SAE 950C, 12 mm.
Drum tilt: 4 degrees
Wedding ring material: St 52 – 2 pcs.
Installed power: 4 x 2.2 kW
The drum is rotated by a 4-wheel friction roller.
Sprocket material St-52.
Guide roller group
Hardened surface of rollers and rings
The body is insulated with fiberglass and covered with stainless steel.
1.6- Dryer drum burner
The dryer burner shall be of a fully automatic industrial type suitable for a 60 t/h capacity installation at a moisture content of 4%.
Diesel fuel/fuel oil can be used as fuel for the burner.
(Option – gas burner, Combi-diesel/gas)
The burner is ignited from the control panel, and the fuel system is supported by a pump, and the pump suction is protected by a filter.
If fuel oil is used in the burner, the preheater must be equipped with a heat exchange group.
The outer surface of the piping system leading to the burner is insulated.
The height of the burner flame will increase or decrease from the computer remote control.
The height of the burner flame is adjusted from the computer screen (%).
The burner start/stop is done from the computer screen, and the phases after the burner ignition and the fault information are displayed on the computer screen. In the event of a fault related to the burner, the operator can see where the fault occurred and react to the fault immediately.
The unit temperature, filter inlet temperature and fuel oil temperature are displayed on the computer screen. When these temperatures exceed the limit values, warning signs should be displayed on the computer screen to alert the operator. After a while, when these temperatures exceed the limit values, the burner can be automatically stopped by the automation system, which will prevent damage to the filter group or other components.
Control system (vacuum gauge) for measuring back pressure in the dryer.
Fuel: LPG/Natural Gas/Fuel Oil/Diesel
Caloric content: 5,000,000 kcal/h
Mechanical spraying: 4-25 bar.
Regulation ratio: 1:5
Fan capacity: 10,000 m³/h, 250 mm H2O.
Fan with electric motor (axial): 11 kW
Pump power: 1.1 kW
2- Mixing group unit
2.1 Mixer
Productivity: 1000 kg/batch (45 seconds/cycle)
Thickness of working plates: 15 mm.
Material: min. 10 mm St 37.2
Installed power: 2 x 11 kW.
The blades, as well as the internal wear-resistant linings, are made of an alloy with high abrasion resistance.
Pneumatically operated gates
Works with double horizontal shafts.
* The elements of the mixing tower (rumbler, filler hopper, weighing hopper, filler scale, filler hopper, mixer) are mounted on a single support block.
The mixer body is made of 10 mm thick sheet metal for mixing 1000 kg.
The inner surface of the housing shall be manufactured with the possibility of replacing it against corrosion with cast sheet modular plates made of manganese steel.
The mixing arms are aligned for a uniform mixture on a double square (100×100) shaft.
The mixing levers and covers are made of manganese steel so that they can be replaced.
The auxiliary discharge valve of the mixer is actuated by a pneumatic cylinder, and the valve is made with a side bearing or sliding system.
The surface of the mixer flap must be collapsible with an anti-corrosion plate.
A hatch is installed for unhindered maintenance and replacement of spare parts of the mixers. Such a gate is protected by a safety switch.
The connection point of the mixer and the scales for weighing aggregates is closed with a rubber and hermetic cuff.
The computer screen displays information that «the pneumatic mixer flap is open/closed.» If the gate does not close for some reason during automatic production, production is stopped by the automation system, and information about the failure is displayed on the computer screen.
In manual or automatic production, the mixing time of the mixer material is adjusted by the operator from the computer screen. The time elapsed after the material is discharged into the mixer appears on the computer screen.
Hot aggregate elevator:
The prefabricated elevator body is made of 5 mm thick sheet metal, its side surfaces are reinforced and consists of two parts, which are supplied assembled.
The aggregate elevator is designed to transport the aggregate heated in the rotary dryer to the tower crusher.
The connecting parts of the aggregate elevator housing are sealed.
The aggregate elevator body is equipped with service hatches for bucket replacement and maintenance.
In the event that the aggregate elevator stops for any reason during operation, a rotary lock is installed in the drive group, which ensures the overturning of loaded buckets and the locking of the elevator.
There is a chain tensioning system on the aggregate elevator.
The aggregate elevator is driven by a motor/red, chain and chain drive.
The buckets of the aggregate elevator are made of sheet metal st 52 3 mm thick, and the edges of the bucket are reinforced with st 52 material 5 mm thick.
The aggregate elevator chain is made of special chains with a hardness of HRC 35 – 45. In the lower and upper parts of the aggregate elevator, a chain drive with a diameter of at least 35 mm with a hardened working surface is used to drive the chain and buckets.
Where the aggregate lift drive is located, a group of platforms and handrails are installed.
The aggregate elevator can feed a plant with a capacity of 60 t/h.
The red motor cable of the aggregate hoist drive group passes through a pipe welded to the steel pipe body, which matches the cable diameter, and is connected to the motor.
The aggregate elevator is started/stopped from the computer screen. The details of the aggregate elevator fault can be seen on the computer screen.
The current value traveled by the aggregate elevator should be displayed on the computer screen.
Thanks to this system, the automation system and the operator can prevent the elevator from overloading and protect the installation from possible failures or damage.
Productivity: 60 t/h
Installed power: min. 18 kW, with key or reverse lock brake
Fully enclosed (steel thickness 5 mm – St 37.2)
The buckets are connected and moved by one chain group
Bucket standard DIN 15233 (HRC 35-45) Chain standard DIN 766 (HRC 35-45)
The buckets are made of 3 mm thick steel, reinforced with special cast wear-resistant and heat-resistant plates 5x20.
Service platform
Double exhaust valve and pneumatic cylinder actuator valve:
1: Direct screening
2: Aggregate scale hopper.
Filling elevator:
Capacity: min. 12 t/h
Installed power: min. 3 kW, with reverse lock key or brake
Fully enclosed (steel thickness 4 mm – St 37.2)
The buckets must be connected and move in one chain group.
Bucket standard DIN 15233, chain standard DIN 766 (HRC 35-45)
The buckets are made of 3 mm thick steel, reinforced with special cast wear-resistant and heat-resistant plates. 5x20.
Service platform.
Hopper for aggregates and scales
There should be a scale on the chassis of the tower mixer for weighing the filler mixture to weigh the material required for the mixture.
Scale for weighing aggregate mixtures for weighing approximately 1000 kg of material with a 4-point load cell and automatic smooth and fast unloading.
The amount of material in the aggregate mix scales is displayed on a digital display and computer screen in the control cabinet.
Weighing is done manually or automatically by computer, depending on the selection. The operator can open any required silo under-screen gates from the computer screen, even if the weighing is automated.
2.4- Weight of the filling mixture:
On the chassis of the tower mixer, there is a filler weighing hopper for weighing the filler required for the mixture.
The filler mixture hopper is made of material weighing about 150 kg with a load cell, and the discharge channel has the ability to discharge with a valve controlled by a pneumatic cylinder.
Diameter 219 mm. Driven pipe spiral for sending the weighed filler material from the weighing hopper to the mixer.
The amount of material in the filler weighing hopper is displayed on a digital display and computer screen in the control cabinet.
Weighing is done manually or automatically using a computer, depending on the selection.
A pneumatic or electric vibratory motor system is provided to prevent possible jamming of the filler weight. Such systems should be automatically activated in the event of a jam. In addition, the operator can optionally control such systems from the computer screen.
If the weight is overloaded, a warning sign appears on the computer screen and the operator will be alerted.
2.5- Screw conveyor filler:
Made by: WAM
Size: diameter: 219 mm, length: 5000 mm
Engine power: 5 kW
Productivity: 30 t/h (with universal inlet).
2.6- Scales for bitumen
Scales for bitumen mixture are manufactured to feed the mixer of the installation with a capacity of 60-160 t/h and a capacity of 10 l/sec.
Scales for weighing bitumen mixture are insulated to preserve the heat of the bitumen.
Scales for bitumen mixture are designed so that the bitumen discharge channel is heated by hot oil.
The amount of material on the bitumen mix scales is displayed on a digital indicator and computer screen on the control panel.
Weighing is done automatically or manually using a computer, depending on the selection.
In the event of a load cell failure in a bitumen weighing scale, the automation system must take the necessary precautions to prevent the bitumen weighing scale from overflowing.
If the scale is overloaded, a warning sign appears on the computer screen and the operator will be alerted.
The weighed bitumen is crushed by pump or direct discharge and introduced into the mixture.
2.7- Bitumen pumps
– bitumen pump with a capacity of at least 25 m³/h, P=6 bar
– pipelines for thermal oil heater lines, bitumen tank lines, diesel tank lines.
– 3-way valves, 2 pcs.
– thermal oil valves. (2”, ball valves)
– Circulation pipes St 35-8
2.9 Fill material hopper and Recycled material hopper
Technical parameters of 50-ton bolted silo:
Capacity 50 tons 25 m3 (Filler density is assumed to be 2 kg/cm3)
Height 7,300 mm
Diameter 2160 mm
Weight 5,000 kg
Silo legs diameter Ø219.1*6 mm Pipe
Silo legs 4pcs.
The height of the silo legs is 4000 mm.
Silo supports 15 mm Sheet metal
Silo legs cross jumpers L70X70X7 Bracket
Clamping flange Ø300 mm
Additional silo beam 100X10 mm
Additional silo body beam 100X10 mm
The thickness of the steel walls of the silo is 5 mm.
Silo wall thickness – steel sheet 3 pcs. * 5 mm, 3 pcs. * 4 mm
The thickness of the silo coating is 4 mm.
There is a closed staircase outside the bunker.
There is a barrier around the top cover of the silo
2.10 Vibro-rumble
The vibrating screen is manufactured with 5 tiers for sorting heated aggregate from the aggregate elevator into 4+1 types. (Option – up to 6 fractions)
The vibration hammer is placed on coil springs at 4 lateral points and is designed to work with a system of 2 vibration motors.
The tensioning system of the internal screens is spring-loaded.
To ensure the operation of the asphalt plant, a two-way valve controlled by a pneumatic cylinder is installed at the entrance to the hopper.
Start/stop the screen from the computer. The details of the screen deviation can be seen on the computer screen.
Screen/Bypass selection is done on the computer screen. In the event of a screen failure, the system switches to bypass mode and production can continue.
A conveyor channel is provided to avoid blockage of the chute by possible material on the chute or excessive aggregate; such material must be transported to the storage hopper by the conveyor channel.
The vibrating screen is manufactured with platform handrails on the top and sides.
– Productivity: 60 t/h
Material thickness: 5-15 mm – St 37.2
Can sift 5 types of materials
Have a bypass section for direct discharge into one hopper under the screen without screening.
The system can operate with dual vibration motors or an eccentric shaft drive.
Sieve sizes can be specified at the customer's request.
Screen area: 23.2 m2, drive: 2×7.5 kW, bypass included,
Amplitude: 7 mm, ejection angle: 65 degrees, inclination: 14 degrees,
2.10.1.- Hot aggregate hopper
The hot aggregate hopper consists of 4 chambers with a total volume of 15 m3 for sending the screened material to the scales.
Pneumatically controlled valves shall be installed on the outlet channel of each chamber under the hot aggregate hopper, and separately controlled valves shall be installed on the outlet channel of the 0.5 fine weighing material.
The filler chamber has a volume of 25 m3, the outlet of which is opened by a star-shaped valve.
An air supply system is provided to avoid clogging of the loading chamber.
The hot filler hopper is made of 5 mm thick sheet metal, and its outer surface is insulated with 50 mm thick mineral wool and aluminum trapezoidal sheet.
Each hot filler hopper is equipped with a maximum level indicator.
Before the hoppers are completely full, a warning sign appears on the computer screen and the operator must respond to the cold hoppers before they overflow.
Filtration system.
3.1 Dry dust filter and hopper filling group.
The filtration unit filters and removes dust particles emitted from the dryer with a capacity of 80 t/h, and sifts the upper part of the air through a fan with a capacity of 18,000 m3/h.
The filter also filters the gas produced by the burner.
The fan power and motor power that will be used on the filter suction correspond to the power required for an installation with a capacity of 80 t/h.
A servo-actuated valve is installed in front of the fan to regulate the fan flow speed.
The control of the valve in front of the chimney fan is automatically controlled by the automation system using a vacuum gauge that measures the back pressure of the dehumidifier. In addition, if desired, it can be controlled by the operator from the computer screen.
Thanks to such a system, the fan flow rate will be adjusted automatically depending on the system requirements, which increases the economical service life of the bags and saves electricity.
The backpressure value is monitored on the computer screen in mm.
Bag and cassette type or backflow filter, pneumatically operated valve cover and pre-separator.
The filter housing is mounted on the hopper so that coarse particles cannot cause harm by collecting in the separator and hopper space and falling into the bags.
The filter is connected to the dryer via a duct.
The filtration system uses Nomex filter fabric.
Where necessary, the filter has platforms, railings, and ladders.
The material collected under the hopper is transported to the filler elevator by a pipe spiral.
As soon as the filter housing exceeds 180 degrees, the fresh air control valve is activated to cool the filter.
The on/off position of the filter fresh air control valve is visible on the computer screen.
If the filter temperature cannot be reduced for any reason, the unit automatically stops to avoid bag fire.
The filter surface is insulated with 50 mm thick fiberglass and covered with aluminum sheet.
The system includes a filler hopper with a capacity of 25 m3 (2 pcs.)
The filler hopper is installed between the filter and the filler elevator and is designed to automatically store the filler in the hot filler hopper and deliver it to production as needed.
The filler hopper is equipped with a level indicator and a spiral for draining the filler.
Starting/stopping the filter group is done from the computer screen. Possible malfunctions can be seen on the computer screen.
Fan capacity: 28,000 m³/h, 430 mm H2O at 60 °C.
Collection area: 462 m2 (effective 425 m2)
Bag type: NOMEX 180°C-200°C
Steel thickness: 3-5 mm
Pre-separator before the main filter.
Screw conveyor for feeding the filler collected by the filter to the filler elevator.
Dusty air and fresh air ducts
Raw dust load (mg): 250
Nominal capacity in working condition (160 C, Bm3/h): 44,401
Insulation 60 mm
Number of filter bags: 200 pcs.
Dust collection container
Dust emission value <10 mg/Nm³
Exhaust fan. (Electric motor min. 37 kW)
Rotary valve cleaning system
The exhaust fan flow control damper automatically regulates the vacuum inside the dryer.
The filtration system does not require compressed air.
Hopper screw conveyor for feeding filler to the filler elevator.
Bitumen tank.
Bitumen tank 30 tons.
The tanks are manufactured in accordance with TSE and road commission practices.
The tank is heated with hot oil,
Seamless steel drawn coil heating system
Bitumen temperature to mixer mixing temperature
The fuel tank has a level and heating indicator, a suction pipe, a filler hole, a ventilation system, an inspection hatch and a drain hole.
Supports are installed under the tank, and its surface is insulated with 50 mm thick mineral wool and covered with 0.80 mm thick galvanized sheet metal.
Thermal generator (thermal grease heating).
Generator capacity 500,000 kcal/hour.
The system can be manufactured according to the type of fuel LPG/Natural gas/Fuel oil/Diesel.
The generator must have a 1000 liter fuel tank.
The generator is horizontal, has a seamless steel hot oil pipe, double walls and a circulation casing.
The generator body is insulated with 100 mm thick mineral wool and covered with aluminum sheet.
The generator system is manufactured according to the manufacturer's standards and includes an expansion tank, degasser, oil filter, valves and a burner with fully automatic ignition, a control panel, a pump and the necessary safety equipment.
The coil is made of seamless drawn steel pipe, 30 m2.
The generator is equipped with a combined warning system to protect the entire system in the event of dangerous situations, reflecting the level of hot oil or a decrease in the level of heat transfer oil.
The burner system is designed to automatically turn on depending on the set operating temperature of the liquid coolant.
The system is designed as a complete set.
The thermal oil pipes are installed horizontally and have double walls; the circulation housing is insulated by 100 mm
Runs on liquefied petroleum gas/natural gas/fuel oil/.
Expansion tank, oil filter, burner with automatic ignition control, centrifugal pump, electrical panel.
Thermal oil level indicator.
The burner system automatically operates or stops depending on the desired thermal oil temperature.
Thermal grease outlet temperature 250°C, inlet temperature 200°C
Housing material DIN 17155 H1, H2 (thickness 10 mm)
Circulation pipes St 35.8
Materials for bitumen and thermal oil pipelines.
This kit includes piping materials related to bitumen tanks, thermal oil heater, drying burner, thermal oil burner, and bitumen weighing hopper supply and circulation circuits.
5.6 Automatic plant control system.
Control unit and power shields.
The control room has PVC doors and windows 2400x3200x2500, insulated from cold and heat.
The room should be located so that the operator can monitor the entire plant.
An empty unit with the dimensions of the main cabinet, which will be used as a compressor chamber or service chamber, must be placed under the control cabinet.
Air conditioning is installed in the control room for heating or cooling.
The power board uses materials from Moeller, Phoenix Contact, ABB-Telemecanique, etc.
The automation system uses the PHOENIX CONACT PLC system.
The main switch panel includes a multimeter that displays current, voltage, power factor and power indicating RST phases.
Automated plant control system.
The operation of the asphalt plant is controlled automatically by a computer or manually on the operator's console in the control cabinet.
Fully automatic operation:
The asphalt plant operates automatically as well as manually. After the plant enters the system and when the MİXTURE manual/automatic selector switch on the screen is set to automatic, the weighing and mixing system will be performed automatically. In addition, the continuous adjustment of the filter flap is performed automatically.
The weighed filler, filler and bitumen are poured into the mixer automatically. The mixing duration of the mixer is carried out continuously at the set value. After the mixing time, the mixer valve opens automatically, the mixture is poured into the hot hopper, the mixer valve closes automatically.
During this operation, the operator can see on the screen how many kilograms of material he has taken from which aggregate hopper, how much material he needs and for which material there is a delay, if any, and which aggregate hopper needs to be adjusted after the periods when the gate remains open.
And again on the screen, it can monitor the temperature of the aggregate, the temperature of the bitumen introduced into the mixture, the temperature of the filter flue, the flame height, the dryer current, the total elevator current, the opening degree of the damper valve or the vacuum value, the on/off position of the fresh air and the aggregate. The casting speed of the feed silos and the rates.
In the event of a failure of any unit, the light and sound fault signal can be seen on one page.
The proportional control head of the industrial type drying boiler burner is carried out by a SIEMENS or LAMTEC controller. The presence of flame can be checked using a flame detector. If there is no flame or it stops during combustion, the fuel line is closed and the fuel pump stops, which is visible on the screen.
All units of the filter group are started or stopped with a single button. In case of temperature increase, cold air is introduced, which activates the fresh air control valve located in the exhaust duct to protect the filter unit. If the cold air supplied is not enough, the burner is automatically stopped and the filter is protected.
The filler cast valve and the star-shaped weighing valve operate on an automatic program.
Manual control:
It is carried out by monitoring the operation of the aggregate by the aggregate motors of the asphalt plant; the flow of material between such units is electrically blocked in the opposite direction of the material flow.
After starting all the units, the aggregate, filler and bitumen are weighed on the computer screen. The aggregate scales, the filler scales gate are opened manually and poured into the mixer. The amount of bitumen is also realized manually during pouring.
The mixing of the mixer and the duration of the damper opening are carried out manually by the operator.
The filter and burner are started manually. The filter damper and burner flame tube, as well as the degree, are adjusted by pressing the on/off button by the operator, who monitors the heating indicator of the heated unit on the dryer.
The control bank will have an automation system with manual buttons.
Reporting:
The daily amount of aggregate, filler and bitumen used, as well as their total amount up to the reporting day, can be seen in the reporting section, and can be printed and archived as desired. In the reporting section, retrospective surveys can be conducted. Namely, depending on the desired date, you can access a large amount of information such as production volume, amount of materials used, aggregate-bitumen-filter-fuel oil temperature, mixing time, receipt used, etc.
You can report all failures, starting from the commissioning of the asphalt concrete plant until the day the report is prepared.
It must have a built-in air compressor automation that supports the pneumatic system.
The hot aggregate hoppers, hot asphalt hopper, waste hopper, filler hopper and filler weighing hopper are equipped with a level indicator, and the material level can be checked on the screen.
Compressor.
Brand: Pressus/Lupamat
Capacity: 3.2 m3/min 8 bar
Engine: 18 kW
Air storage tank: 800 liters.
Bitumen dosing pump
Bitumen pump with built-in overpressure ball valve and electric heating elements.
The thermostat is controlled by a PT 100 sensor.
Productivity: 460 l/min.
Drive power: 11 kW
Pressure range: 1-4 bar
Heating: 2 x 630 W
Service pump
Productivity: not less than 28 m³/h
Engine: at least 15 kW.
At least one pump will service the bitumen scales, and another pump will allow for filling the tanks and pumping bitumen between tanks.
Waste bin
Capacity 2 m3.
The bunker will be in the system at the top of the screen.
The height of the silo unloading gate from the ground is 3.9 m.
It has level indicators and will inform the operator.
The hopper has a pneumatic control valve.
24 month warranty.
According to the Buyer's technical specifications, the parameters and equipment of the plant may be changed.
The manufacturer provides installation supervision and personnel training.
The production period of ABZ is 3-4 months.
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