Medical waste incineration system of 300 kg/hr burn rate with dual fuel (gas and diesel) type, daily 8-16 hrs operation and a stack height of 15 meter.Primary combustion
i.    The primary combustion chamber shall be accepted as the primary combustion zone;
ii.    The minimum combustion temperature of the primary chamber shall not be less than 800 degrees C;

Secondary combustion
The residence time in the secondary chamber shall not be less than 2 seconds;
The gas temperature as measured against the inside wall in the secondary chamber, not in the flame zone, shall not be less than as indicated in Lots 1-7 ;
Both the primary and the secondary temperatures shall be maintained until all the waste has been completely combusted;

Chimney
The chimney shall have a minimum height of 4 meters above ground level;
The minimum exit velocity of the emissions shall not be less than 10 metres/second;1.    Capacity of destruction in weight: 60 Kg/h.
2.    It should be able to operate not less than 10 hours/day
3.    This incinerator must be able to destruct all combustible wastes produced by hospitals, private clinics, laboratories, institutes, etc…
4.    Design Specification : Types A, B, C, D, and E of medical waste
5.    “PYROLYTIC” combustion, by controlling the gasification of waste.
6.    The incinerator must avoid the release of black smoke and fine dust, (Smokeless) during the loadings.
7.    It should be able to reduce the volume of wastes by 98%.
8.    It should be able to hold emission in the second burn with gas residence of not less than 2 seconds.
9.    The incineration should be completely free from visible smoke as well as offensive odours.
10.    The lower calorific power (L.C.P) of this waste will be 3,500 kcal/kg
•    The Temperatures of combustion: Minimum will be 850oC and max 1400oC
•    Post combustion: >1100oC.
11.    The Internal diameter of the Chimney: Ø 400 and its height: 8 m
12.    The Volume of the combustion chamber: 1.200 L
13.    The Dimension of the door for loading in cm: 70×70.
14.    Burner operation should be Automatic On/Off
15.    Fuel : diesel
16.    The supplier must provide  necessary information for the best of  the installation
This incinerator with “PYROLYTIC” combustion must have:
17.    A combustion chamber of waste:
* Perfectly tight door for the manual loading of waste. The loading should be Manual, Batch Load
* A burner of lighting which the use is limited to the ignition of waste.
* Frontage of loading with door seals gone up on hinges, wheel of screw plug, flexible joint, and stuffing insulating out of refractory.
* The insulation of the combustion chamber should be composed of refractory bricks, having a high content of aluminium and insulates bricks in order to assure a minimum temperature on   the outside sheet metal.
* Composition of the refractory;
•    Refractory concrete :
    . Thickness    : ≥100 mm
    . Nature: 42% of Al203
•    Insulate in fibrous panels :
    . Thickness: ≥75 mm
•    Nature: Calcium silicate.
* Burner of lighting of waste, with fuel, standard mono-bloc casting guiding  plunging flame, lighting and safety of electronic ignition, permanent ventilation, electromagnetic sluice gate of regulation and isolating valve.
* Plate of combustion in Carborundum, avoiding the fixing of glass and slags.

18.    A chamber of post combustion of gases
* A burner of combustion of gases,
* A device of injection of air allowing a total recombustion of gases,
* A device of air inlet of cooling of waste gases,
* A sheath of evacuation of the gases burnt.
* Carcass in strong sheet steel with support of connection.
* Composition of the refractory;
•    Refractory concrete :
    Thickness    : ≥150 mm
    Nature: 65% of Al203
•    Insulate in fibrous panel :
    Thickness: ≥85 mm
     Nature: Calcium
* Burner with fuel, mono-bloc casting guiding type with horizontal flame, lighting and safety of     electronic ignition, permanent ventilation, electromagnetic sluice gate of regulation and isolating valve.
* A secondary injection of air to ensure perfect oxygen content.
19.    A control box ensuring the complete cycle of combustion.

20.    Fan:
* Electro-ventilator distributing the secondary air, the regulation of the air flow being carried out by valves and following the control of the automatic cycle.
21.    Controls and regulations:
Control box watertight to dust, including:

* A switch circuit breaker for each engine (ventilators and burners).
* A timer with adjustable temporization for the regulation of each burner.
* A regulator with digital watching for the temperature of combustion.
* A regulator with digital watching for the temperature of postcombustion.
* Electric box.

21. The de- ashing must be done in the bottom of the combustion chamber or the deashing should be Automatic or manual batch de ashing.
22. Process Filtering system: Scruber to be mentionned as optional
23. Emission Standards Compliance: BS 3316 or équivalent standard
23. Capacity to treat Plastic: Not less than 40% by weight
24. CE Manufacturing Compliance: BS EN 746-2-1997
22.    The supplier must give batches of spare parts of first urgency and consumable of the incinerator.
23.    The installed incinerator must bear a one year guarantee.
24.    The supplier shall perforn an onsite installation of the incinerator.
25.    The technical training of operators will have to be provided and given by a technician
from the factory; it will consist of curative and preventive maintenance, and the use of machine, etc

Primary and secondary burners: Separate electrically spark-ignited primary burners and secondary burners with automatic control shall be used to achieve the specified temperature requirements in the primary and secondary chambers. The flames  of the primary and secondary burners shall not impinge on the incinerator walls or floor.
The primary combustion chamber must:

1.    Be accepted as the primary combustion zone.
2.    Be equipped with a burner/s burning gas/fuel or low sulphur liquid fuels.
Other combustion methods will be judged on merits.

3.    Ensure primary air supply is controlled efficiently

Ensure minimum exit temperature is not less than 850oC

Air supply: Air supply in the primary and secondary chamber should be regulated between 30%-80% and 170%- 120% of stoichiometric amount respectively. Suitable flow measurement devices shall be provided on the primary and secondary air ducting. The combustion air shall be supplied through a separate forced draft fan after accounting for the air supplied through burners.The secondary combustion chamber must:

1.    Be accepted as secondary combustion zone.
2.    Be fitted with secondary burner/s burning gas or low sulphur liquid fuel or any suitable fuel.

3.    Ensure secondary air supply is controlled efficiently.

4.    Ensure flame contact with all gases is achieved.

5.    Ensure residence time is not less than two (2) seconds.
6.    Ensure the gas temperature as measured against the inside wall in the secondary chamber & not in the flame zone, is not less than 1100oC.

7.    Ensure the oxygen content of the emitted gases is not less than 11%.
Ensure both primary and the combustion temperatures are maintained until all waste has been completely combusted

lnsulation: lnsulation to be used for masonry, reinforced concrete, or non-combustible material shall prevent damage to the foundation from excessive heat and shall be of a thickness to limit the outer casing to a maximum temperature of 66°C in an ambient temperature of 21°C when the incinerator is operating at full capacity.

Refractory: Refractory shall be #super duty# and heat-resistant to a minimum of 1100°C in the primary chamber and 1250°C in the secondary chamber. Refractory shall also be abrasion resistant in the prlmary chamber, constructed of plastic or castable type refractory, designed to prevent bulging and destruction due to heat stress, capable of supporting more than twice the hourly burning rate and preventing leakage of fluids, and with a minimum thickness of 11O mm for walls and hearths

Types of incinerator design acceptable: Dual-chamber controlled air incinerator or dual- chamber pyrolytic incinerator

Materials of construction: The incinerator shall not have any asbestos, asbestos-containing substances, mercury thermometers, and mercury switches. Refractory materials shall be able to meet relevant standards under ISO TC33 and CEN/TC    187.Waste feed system into the combustion chamber batch or continuous loading: For continuous loading, the automatic charging ram or auger feed system shall be capable of injecting small amounts of waste at frequent intervals and should be able to prevent waste from being fed when the combustion chamber temperature is less than 850°C. In addition, the waste feed should only be able opened at or below 50°C in an ambient temperature of 21°C.Primary combustion chamber: Shall be constructed with a casing (reinforced to withstand internal pressures without deflection or damage to the refractory or other components) supported by a structural frame and provided with refractory lining and insulation
Access doors, openings, and gaps: All access doors, openings, and gaps shall be sealed to prevent emission of smoke and exhaust gas and to block admission of air during incinerator operations. Doors exposed to flame or direct heat of combustion gases shall be lined with the same type and thickness of refractory lining and insulation as that used in the combustion chamber

Grate system for the primary chamber Moving grate, traveling grate, reciprocating grate, or rotating drum grate

Primary combustion chamber temperature # 850°C with no cold spots

Secondary combustion chamber: Shall be constructed with an exterior casing (reinforced to withstand internal pressures without deflection or damage to the refractory or other components) and provided with refractory lining and insulation

Secondary combustion chamber temperature 1100°C or higher

Secondary combustion chamber residence time # 2 seconds after the last injection of air in the secondary chamber

a DUCK farm incinerator, we need to buy a medium size incinerator for biological waste, more specific DUCKS.a pet crematorium in ireland.Equipment Double chamber medical infectious waste incinerator Capacity 10-30 kg per hour Characteristics of waste
Mainly syringes and needles from immunization routine and campaign activities. However, the following average characteristics are considered*:

heating value above 2000 kcal/kg (8370 kJ/kg); content of combustible matter above 60%; content of non combustible solids below 5%; content of non-combustible fines below 20%; moisture content below 30% by weight

Combustion performance: The medica waste incinerator shall be capable of reducing waste to ash not exceeding 10% of the total combustible charges.

Outdoor installation. The medical waste incinerator will be installed outdoors.    All incinerator components shall be suitable for but not limited to outdoor shaded installation, including electric motors, be resistent to corrosion, moisture and related weather elements.

could you please forward me some information. a suitable Incinerator for Incineration of oil, plastic hazardous waste, sludge waste, hazardous filters etc.