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TECHNICAL SPECIFICATION FOR DIESEL FIRED INCINERATOR
2. Capacity : up to 4000kg burn not less than 500 kg /hr
3. The refractory lining of the chamber shall be strong enough to sustain minimum temperature of 1000dc in the primary chamber and 1200 dc in the secondary chamber. The refractory& insulation bricks shall have minimum 115mm thickness each & conform to IS:8-1983 & IS:2042-1972 respectively.
4. The incinerator shell shall be made of SS/MS plate of adequate thickness (minimum 5mm) and painted externally with heat resistant aluminium paint suitable to withstand temp.of 250 dc with proper surface preparation. Refractory lining of the hot duct shall be done with refractory castable (minimum 45mm thick)& insulation castable(minimum 80mm thick). Ceramic wool shall be used at hot duct flanges & expansion joints.
5.There shall be a separate burner each for the primary & secondary chamber. The heat input capacity of each burner shall be sufficient to raise the temp.in the primary & secondary chambers as 800+/- 50dc and 1050+/-50dc respectively within maximum of 60 minutes prior to waste charging. The burners shall have automatic switching off/on control to avoid the fluctuations of temperatures beyond the required temp.range.
6.Incinerator shall have graphic or computer recording device which shall automatically and continuously monitor and record dates, time of day, batch sequential number,Co,Co2,O2 in gaseous emission shall also be measured daily.
7. Structural design of the chimney/stack shall be as per IS:6533-1989.The chimney/stack shall be lined from inside with minimum of 3mm thick natural hard rubber suitable for the duty conditions and shall also conform to IS:4682 part I-1968 to avoid corrosion to oxygen and acids in the flue gas.
8.The incinerator must have an emergency vent. The emergency vent shall remain closed ie. it shall not emit flue gaseous during normal operation of the incinerator.
Requirements and specifications for the process of supply, installation, operation and guarantee the three incinerators for burning and incineration of drugs and toxic substances for customs department
Incinerator electrically operated
including:
A cage for receipt of biomedical waste;
A combustion chamber with fireplace with a filter to retain ashes;
A cover;
An air supply;
A turbine allowing supply air.
Combustion temperature: 1800 ° C.
Comes with all accessories
• Installing a readymade concrete base (Precast) with Height 30 cm above the ground and 20 cm below the surface of the earth.
• The dimensions of the base are increased by (2 meters) from the edge of incinerators
• The rest of the accessories in all the trends even allows the worker directly feeding and maintenance work, cleaning and move easily taking into account the tendencies of the base toward the door for drainage of water.
• The floor coating must be high-quality epoxy paint.
• Install anti-rust and heat Umbrella of brick and steel (pyramid shape) of (5) meters height above the ground which installed with the edge of the concrete base by thick galvanized columns
• This umbrella Cover the site furnace and allow bringing the chimney
• The site is surrounded by an iron fence (sheet metal) 3 meters height from the surface of the earth in order to protect the incinerators from dust storms
• The iron fence must have a 5 meters Width gate
• Automatic anti-rust and heat electrical circuit must be provided
• The furnaces are highly efficient, emissions-free, safe, and environmentally friendly and have capacity of not less than 3,000 kg of materials and the rate of burning at least 400 kg / h
• The method of feeding the furnace through a side slot or from the top and the emission of the smoke is completely prevented.
• a furnace Must have two rooms, one of them is the main room of not less than the “5” stoves to the process of burning materials and other secondary room of not less “2” stoves to burn resulting gas from the first process as well as the chimney
• The main component of the body of the furnace is stainless steel box, the thickness of not less than 7 mm with a layer of zinc phosphate plated with aluminium reflector to heat
• the thickness of the door of 150 mm and a hardness of not less than 170 kg / m 3 to be burnt, automatic comprehensive remote system.
• Furnaces must be destructive enough to burn and incinerate the material which mentioned previously
• furnaces must have certificates are supported global enterprises and government competent for environmental protection In the country of origin or the General Presidency of Meteorology and Environment Protection in Saudi Arabia
• The oven can work for 24 hours so as to allow for the burning of materials for a period of not less than 12 consecutive hours and the remainder for cooling and provides full fuel tank with a capacity of 1000 L to turn on the oven.
• Must have an automatic ignition and diesel is used
• a furnace has the ability to withstand extreme temperatures up to “130o c And also, it guarantees continuous operation of which can be utilized for 24 hours with the ability to remove residues during the work of the oven, Insulating layer of calcium must be present in the rooms with Thickness not less than 50 mm and a wall thickness of 100 mm
• Isolation of burning room: the space between the walls must be of the “stainless steel”. In addition, burn room must fill with Thermal insulation material.
• Ensure that the combustion of materials emitted in the secondary room should be at least two seconds period and the room is lined with high-density ceramic fibbers
• Incinerators must contain a system for processing (purification) gasses before emission of the smoke.
• Incinerators must have the capacity of self-cooling after the end of the daily operating period.
• Incinerators must have chimney not less than “4 meters” height from the surface of the oven, also, it must be thermally insulated and non-rust able, and must also be removable, installation and tide default.
• Electrical capacity required “220/ 380-volt “60 hertz
• Incinerators must be fitted with a control panel of the electronic keys to monitor all the necessary indicators of activation keys, as well as start-up and switch off so as to be isolated inside a metal box with the presence of the following:
Alarm Sensor in the event of (crashes “burner” or purification device or heat leakage or internal connections and wiring)
Monitors for the temperature of the rooms
Aerosols Filter indicators/ monitors
Room temperature sensors
Indicators for furnaces and index overload
Timer for Extinguish the oven automatically depending on the time required.
• All equipment must be highly resistant to external conditions such as high temperature (50oc)
• All doors must have special lock are not allowed non-persons appointed to work.
• Providing fire extinguisher for each site with a capacity of 10 kg at least
Requirements and specifications for the process of supply, installation, operation and guarantee the three incinerators for burning and incineration of drugs and toxic substances for customs department
Incinerator electrically operated
including:
A cage for receipt of biomedical waste;
A combustion chamber with fireplace with a filter to retain ashes;
A cover;
An air supply;
A turbine allowing supply air.
Combustion temperature: 1800 ° C.
Comes with all accessories
• Installing a readymade concrete base (Precast) with Height 30 cm above the ground and 20 cm below the surface of the earth.
• The dimensions of the base are increased by (2 meters) from the edge of incinerators
• The rest of the accessories in all the trends even allows the worker directly feeding and maintenance work, cleaning and move easily taking into account the tendencies of the base toward the door for drainage of water.
• The floor coating must be high-quality epoxy paint.
• Install anti-rust and heat Umbrella of brick and steel (pyramid shape) of (5) meters height above the ground which installed with the edge of the concrete base by thick galvanized columns
• This umbrella Cover the site furnace and allow bringing the chimney
• The site is surrounded by an iron fence (sheet metal) 3 meters height from the surface of the earth in order to protect the incinerators from dust storms
• The iron fence must have a 5 meters Width gate
• Automatic anti-rust and heat electrical circuit must be provided
• The furnaces are highly efficient, emissions-free, safe, and environmentally friendly and have capacity of not less than 3,000 kg of materials and the rate of burning at least 400 kg / h
• The method of feeding the furnace through a side slot or from the top and the emission of the smoke is completely prevented.
• a furnace Must have two rooms, one of them is the main room of not less than the “5” stoves to the process of burning materials and other secondary room of not less “2” stoves to burn resulting gas from the first process as well as the chimney
• The main component of the body of the furnace is stainless steel box, the thickness of not less than 7 mm with a layer of zinc phosphate plated with aluminium reflector to heat
• the thickness of the door of 150 mm and a hardness of not less than 170 kg / m 3 to be burnt, automatic comprehensive remote system.
• Furnaces must be destructive enough to burn and incinerate the material which mentioned previously
• furnaces must have certificates are supported global enterprises and government competent for environmental protection In the country of origin or the General Presidency of Meteorology and Environment Protection in Saudi Arabia
• The oven can work for 24 hours so as to allow for the burning of materials for a period of not less than 12 consecutive hours and the remainder for cooling and provides full fuel tank with a capacity of 1000 L to turn on the oven.
• Must have an automatic ignition and diesel is used
• a furnace has the ability to withstand extreme temperatures up to “130o c And also, it guarantees continuous operation of which can be utilized for 24 hours with the ability to remove residues during the work of the oven, Insulating layer of calcium must be present in the rooms with Thickness not less than 50 mm and a wall thickness of 100 mm
• Isolation of burning room: the space between the walls must be of the “stainless steel”. In addition, burn room must fill with Thermal insulation material.
• Ensure that the combustion of materials emitted in the secondary room should be at least two seconds period and the room is lined with high-density ceramic fibbers
• Incinerators must contain a system for processing (purification) gasses before emission of the smoke.
• Incinerators must have the capacity of self-cooling after the end of the daily operating period.
• Incinerators must have chimney not less than “4 meters” height from the surface of the oven, also, it must be thermally insulated and non-rust able, and must also be removable, installation and tide default.
• Electrical capacity required “220/ 380-volt “60 hertz
• Incinerators must be fitted with a control panel of the electronic keys to monitor all the necessary indicators of activation keys, as well as start-up and switch off so as to be isolated inside a metal box with the presence of the following:
Alarm Sensor in the event of (crashes “burner” or purification device or heat leakage or internal connections and wiring)
Monitors for the temperature of the rooms
Aerosols Filter indicators/ monitors
Room temperature sensors
Indicators for furnaces and index overload
Timer for Extinguish the oven automatically depending on the time required.
• All equipment must be highly resistant to external conditions such as high temperature (50oc)
• All doors must have special lock are not allowed non-persons appointed to work.
• Providing fire extinguisher for each site with a capacity of 10 kg at least
SPECIFICATIONS OF A DIESEL FIRED INCINERATORS
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SPECIFICATIONS OF A DIESEL FIRED INCINERATOR |
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1.0 INCINERATOR, DIESEL, FIRED.
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Specifications |
Indicate if item offered complies with each specification. |
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1.1 |
General description |
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The incinerator should be a modern waste disposal unit, designed to bum medical waste in a clean and environmentally efficient manner. It should employ a temperature based logic control system to provide optimum control of the operating conditions and incorporate a high capacity thermal oxidizing secondary chamber. It should be designed to retain the exhaust gases, for at least 2 seconds to ensure the unit’s effective destruction of the combustion products. |
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For the Supply, installation & commissioning of a Medical Waste Incinerator as detailed below: |
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i. |
Waste type |
Health care waste |
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ii. |
Waste density |
125 to 350Kg/M3 |
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iii.. |
Waste Calorific Value |
4000 KCAL/Kg |
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iv. |
Moisture content |
10-25% |
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v. |
Estimated ash residue |
5-10% |
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vi. |
Nominal capacity |
50Kg/hour batch load |
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vii. |
Secondary chamber |
2 seconds @ 850°C |
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viii. |
Environmental |
NEMA ACT (EMCA) 1999, Waste management regulations, 2006 |
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2 |
Equipment |
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2.1 |
Primary Combustion Chamber |
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The primary combustion chamber is the main structure of the incinerator, fabricated from mild steel plate and stiffened with rolled steel sections. It is carried from the floor level on a substantial steel support frame. Internally the shell is lined with calcium silicate insulation and a hot face combination of super duty brickwork or high strength castable. |
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The primary combustion chamber must ensure minimum exit temperature is not less than 850°C. |
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One Manual Load Incinerator comprising: |
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・ Manual Loading door |
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・ Horizontal solid hearth, refractory lined primary combustion chamber. Approximate dimensions 800 mm diameters x 2100mm long |
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・ Full sized bulk load/ash removal door |
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・ 1 off diesel-fired ignition burner ― temperature controlled |
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・ 1 off combustion air supply fan and distribution system, automatic control |
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・ High capacity secondary combustion chamber with residence time not less than 2 seconds @ >850°C |
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・ 1 off diesel-fired afterburner ― temperature controlled |
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・ Control panel ― automatic operation |
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e Temperature indication primary and secondary chambers 0-1200°C |
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e Refractory lined flanged chimney to a height of 10M above ground level |
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Note: The secondary combustion chamber must ensure that the gas temperature as measured against the inside wall in the secondary chamber & not in the flame zone, is not less than 1100°C. |
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2.2 |
Throughput |
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50kg/hour at a nominal calorific value of 4,000 kcal/kg and an average bulk density of I20kg/ M3 for general waste and l60kg/ M3 for health care waste. |
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2.3 |
Ash |
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The waste will be reduced by 90~95% to leave 10 -5% ash |
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2.4 |
Quality/Environmental Standards |
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NEMA ACT (EMCA) 1999 BS3316 |
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2.5 |
Operating Period |
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Anticipated daily operating period 8 hours |
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Maximum operating period 12 hours |
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2.6 |
Chamber |
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Should be refractory lined to the following standard; Hearth and lower section of chamber walls |
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2.7 |
Hot face material |
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Super duty firebrick |
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Limiting continuous service limit 1500°C |
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Thickness 100mm |
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Thermal conductivity 1.3 W/mk |
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2.8 |
Insulation |
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Calcium silicate |
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Limiting continuous service limit 1000°C |
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Thickness 25mm |
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Thermal conductivity 0.095 W/mk |
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2.9 |
Chimney / Stack |
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Should be manufactured from refractory lined mild steel or high quality air-cooled stainless steel. The chimney/stack should have a minimum height of 10 meters above ground level. |
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2.10 |
Ignition Burners |
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Fully packaged oil type, complete with electric ignition and flame failure controls, wired with continuous running fan and complete with all valves, fan and motor. |
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・ Maximum rating: at least 450kW/hour |
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・ Burner: arranged for on/off operation |
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・ Maximum consumption: at least 6 litres/hour |
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・ Average consumption: at least 3 litres/hour |
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2.11 |
Afterburner |
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Fully packaged oil type, complete with electric ignition and flame failure controls wired with continuous running fan and complete with all valves, fan and motor. |
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Maximum rating: |
at least 450kW/hour |
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Burner: |
arranged for on/off operation |
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Maximum consumption: |
at least 9 litres/hour |
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Average consumption: |
at least 4.5 litres/hour |
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2.12 |
Flue gas treatment |
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Should have particulate remover (scrubbers) |
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2.13 |
Electrical Supply |
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Single phase 220/240 V a.c., 50/60 Hz. |
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3 |
Documentation: |
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Operation manual |
2 sets |
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Service/maintenance manual |
2 sets |
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4 |
Certification |
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NEMA (or other recognized) certification |
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5 |
Capacity to service equipment |
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The agent/supplier shall have adequate facilities, spare parts, consumables and qualified and skilled technical staff. |
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6 |
Training |
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The agent shall conduct a two days incinerators training after installation & commissioning of the equipment. |
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The agent shall conduct a two days operation & maintenance training to the Biomedical engineering personnel after installation & commissioning of the equipment. |
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SPECIFICATIONS OF A DIESEL FIRED INCINERATORS
|
SPECIFICATIONS OF A DIESEL FIRED INCINERATOR |
|||
|
1.0 INCINERATOR, DIESEL, FIRED.
|
|||
|
Specifications |
Indicate if item offered complies with each specification. |
||
|
1.1 |
General description |
|
|
|
The incinerator should be a modern waste disposal unit, designed to bum medical waste in a clean and environmentally efficient manner. It should employ a temperature based logic control system to provide optimum control of the operating conditions and incorporate a high capacity thermal oxidizing secondary chamber. It should be designed to retain the exhaust gases, for at least 2 seconds to ensure the unit’s effective destruction of the combustion products. |
|
||
|
For the Supply, installation & commissioning of a Medical Waste Incinerator as detailed below: |
|||
|
i. |
Waste type |
Health care waste |
|
|
ii. |
Waste density |
125 to 350Kg/M3 |
|
|
iii.. |
Waste Calorific Value |
4000 KCAL/Kg |
|
|
iv. |
Moisture content |
10-25% |
|
|
v. |
Estimated ash residue |
5-10% |
|
|
vi. |
Nominal capacity |
50Kg/hour batch load |
|
|
vii. |
Secondary chamber |
2 seconds @ 850°C |
|
|
viii. |
Environmental |
NEMA ACT (EMCA) 1999, Waste management regulations, 2006 |
|
|
2 |
Equipment |
||
|
2.1 |
Primary Combustion Chamber |
|
|
|
The primary combustion chamber is the main structure of the incinerator, fabricated from mild steel plate and stiffened with rolled steel sections. It is carried from the floor level on a substantial steel support frame. Internally the shell is lined with calcium silicate insulation and a hot face combination of super duty brickwork or high strength castable. |
|
||
|
The primary combustion chamber must ensure minimum exit temperature is not less than 850°C. |
|
||
|
One Manual Load Incinerator comprising: |
|
||
|
・ Manual Loading door |
|
||
|
・ Horizontal solid hearth, refractory lined primary combustion chamber. Approximate dimensions 800 mm diameters x 2100mm long |
|
||
|
・ Full sized bulk load/ash removal door |
|
||
|
・ 1 off diesel-fired ignition burner ― temperature controlled |
|
||
|
・ 1 off combustion air supply fan and distribution system, automatic control |
|
||
|
・ High capacity secondary combustion chamber with residence time not less than 2 seconds @ >850°C |
|
||
|
・ 1 off diesel-fired afterburner ― temperature controlled |
|
||
|
・ Control panel ― automatic operation |
|
||
|
e Temperature indication primary and secondary chambers 0-1200°C |
|
||
|
e Refractory lined flanged chimney to a height of 10M above ground level |
|
||
|
Note: The secondary combustion chamber must ensure that the gas temperature as measured against the inside wall in the secondary chamber & not in the flame zone, is not less than 1100°C. |
|
||
|
2.2 |
Throughput |
|
|
|
50kg/hour at a nominal calorific value of 4,000 kcal/kg and an average bulk density of I20kg/ M3 for general waste and l60kg/ M3 for health care waste. |
|
||
|
2.3 |
Ash |
|
|
|
The waste will be reduced by 90~95% to leave 10 -5% ash |
|
||
|
2.4 |
Quality/Environmental Standards |
|
|
|
NEMA ACT (EMCA) 1999 BS3316 |
|
||
|
2.5 |
Operating Period |
|
|
|
Anticipated daily operating period 8 hours |
|
||
|
Maximum operating period 12 hours |
|
||
|
2.6 |
Chamber |
|
|
|
Should be refractory lined to the following standard; Hearth and lower section of chamber walls |
|
||
|
2.7 |
Hot face material |
|
|
|
Super duty firebrick |
|
||
|
Limiting continuous service limit 1500°C |
|
||
|
Thickness 100mm |
|
||
|
Thermal conductivity 1.3 W/mk |
|
||
|
2.8 |
Insulation |
|
|
|
Calcium silicate |
|
||
|
Limiting continuous service limit 1000°C |
|
||
|
Thickness 25mm |
|
||
|
Thermal conductivity 0.095 W/mk |
|
||
|
2.9 |
Chimney / Stack |
|
|
|
Should be manufactured from refractory lined mild steel or high quality air-cooled stainless steel. The chimney/stack should have a minimum height of 10 meters above ground level. |
|
||
|
2.10 |
Ignition Burners |
|
|
|
Fully packaged oil type, complete with electric ignition and flame failure controls, wired with continuous running fan and complete with all valves, fan and motor. |
|
||
|
・ Maximum rating: at least 450kW/hour |
|
||
|
・ Burner: arranged for on/off operation |
|
||
|
・ Maximum consumption: at least 6 litres/hour |
|
||
|
・ Average consumption: at least 3 litres/hour |
|
||
|
2.11 |
Afterburner |
|
|
|
Fully packaged oil type, complete with electric ignition and flame failure controls wired with continuous running fan and complete with all valves, fan and motor. |
|
||
|
Maximum rating: |
at least 450kW/hour |
|
|
|
Burner: |
arranged for on/off operation |
|
|
|
Maximum consumption: |
at least 9 litres/hour |
|
|
|
Average consumption: |
at least 4.5 litres/hour |
|
|
|
2.12 |
Flue gas treatment |
|
|
|
Should have particulate remover (scrubbers) |
|
||
|
2.13 |
Electrical Supply |
|
|
|
Single phase 220/240 V a.c., 50/60 Hz. |
|
||
|
3 |
Documentation: |
|
|
|
Operation manual |
2 sets |
|
|
|
Service/maintenance manual |
2 sets |
|
|
|
4 |
Certification |
|
|
|
NEMA (or other recognized) certification |
|
||
|
5 |
Capacity to service equipment |
|
|
|
The agent/supplier shall have adequate facilities, spare parts, consumables and qualified and skilled technical staff. |
|
||
|
6 |
Training |
|
|
|
The agent shall conduct a two days incinerators training after installation & commissioning of the equipment. |
|
||
|
The agent shall conduct a two days operation & maintenance training to the Biomedical engineering personnel after installation & commissioning of the equipment. |
|
||
