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, 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: ? 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.

INCINERATEUR DE DECHETS HOSPITALIER hospital incinerator design

SPECIFICATIONS TECHNIQUES.
Capacité destructive de 55 Kg/h jour de déchets hospitaliers  avec un p?.c. i jusqu’à 3.200 Kcal/Kg
1)Type de déchet

hospitalier
2)Pouvoir calorifique inférieur                                                                        3.200 kcal/kg
3)Humidité                                                                                                          20%
4)Teneur  en cendres et/ou inertes                                                                       8%
5)Capacité destructive nominale                                                                         55 kg/h
6)Volume chambre de combustion                                                                     1,65 m3
7)Volume chambre postcombustion                                                                   2.1 m3
8)Temps  transit des fumées en post combustion /sec.                                       <2
9)Température minimale  en postcombustion                                                     1.100° C
10)Teneur d’oxygène libre en postcombustion                                                     6%
11)Attribution refuse confectionné en sachets                                                     HDPE
12)Dispositif de chargement?: hydraulique?; capacité de charge                           0.5 m3

13)Combustible prévu                                                                                           Gasoil
14)Br?leur en chambre de combustion                                                                  nbr?: 1
15)Br?leur en chambre de postcombustion                                                           nbr?: 2

CONSTITTUTION DE L’APPAREIL.
1.CHARGEMENT
Système de chargement hydraulique afin de pouvoir charger le four en toute sécurité même durant son  fonctionnement et

aussi assurer la puissance destructive globale de 450 kg/j?
Le système comprend?:
1-1Trémie de chargement de forme parallélépipédique de 0,5 m3 de volume, réalisée en t?le d’acier, bridés sur la paroi

frontale de la chambre de combustion et munie d’un couvercle à charnières  actionné par vérin hydraulique?.
Dimensions?:
oLongueur 1200 mm
oHauteur 700 mm
oLargeur  600
1-2Un poussoir hydraulique  assurera le chargement de la chambre de combustion
1-3 Une  porte de chargement  de la chambre de combustion constituée  d’une  guillotine  à vérin hydraulique  revêtue

de réfractaire
1-4Un central  hydraulique pour piloter tous les vérins de commande, comprenant?: réservoir, pompe, électrovannes et

tuyauteries

2.CHAMBRE DE COMBUSTION PRIMAIRE

2-1- Le bati est une  structure métallique cylindrique revêtue intérieurement  d’une couche d’isolant et d’une

couche de réfractaire.
2-2-Volume intérieur?: 1,65 m3
2-3-Aménagement
?portillon de décharge  des cendres?:  frontal?; monté sur double charnière et revêtu de réfractaire avec hublot

d’inspection
?La connexion à la chambre de chargement est revêtue de réfractaire
?La connexion  de la   chambre de combustion et de la chambre de post combustion est revêtue de réfractaire
?Installation des bruleurs
?Installation  du système  de distribution de l’air comburant
?Installation des  sondes  de mesure de la température
?Le bac de récolte des cendres  est en acier au carbone sur roulettes, équipé de racloir métallique permettant

l’évacuation manuelle des cendres
3.   BRULEUR DE LA CHAMBRE DE COMBUSQTION
Un bruleur de type à une flamme à l’air soufflé, alimenté par gasoil, équipé des dispositifs de sécurité  Puissance

thermique installée 165 KW.
4. AIR COMBURANT
Le système de distribution et dosage de l’air primaire en chambre de combustion comprend?:
?Ventilateur centrifuge
?Canalisations de distribution air
?Systéme de distribution d’air à 2 canaux
?Soupape de régulation de l’air motorisé selon les phases de cycle de fonctionnement et de la température

5. CHAMBRE DE POST COMBUSTION
5-1- Chambre de post combustion est installée au dessus du foyer  de combustion , elle  est constituée d’un

cylindre  métallique  revêtu intérieurement d’une couche d’ isolant et d’une couche de matériaux réfractaires.
5-2- Volume intérieur?: 2,1 m3
Est dimensionnée pour pouvoir  garantir  un temps de fumée de 2 secondes à 1100°C avec un pourcentage d’oxygène libre

d’au moins 6 %.
5-3 -Accessoires
?Trappe de visite boulonnée frontal pour permettre l’inspection périodique
?La liaison à la chambre de combustion est tapissée de réfractaire
?Installation les br?leurs
?Installation des sondes de mesure température
6. PRODUCTION DE L’AIR COMBURANT DE LA CHAMBRE DE POST COMBUSTION
?Ventilateur centrifuge
?Tuyauteries  de distribution d’air
?Série  de vannes de distribution  d’air
?Soupape de régulation de l’air soufflé  asservi par la sonde du débit  d’ oxygène

7. BRULEUR DE LA CHAMBRE DE POST COMBUSTION
Sont prévus 2 br?leurs du type à l’air soufflé au gasoil équipés  des dispositifs de sécurité.
A la mise en route du four les deux  br?leurs sont  allumés pour assurer la température minimale d’au moins 1100°C?;

ils restent en marche successivement  pour maintenir la température constante.
Puissance thermique installée (290 + 350) KW.

8. CHEMINEE D’EVACUATION
Constitué par un conduit métallique vertical de 8 m de long installée au-dessus de la  chambre de PC, diamètre 630 mm

en t?le d’acier au carbone avec garnissage intérieur en réfractaire

9. ARMOIRE ELECTRIQUE DE COMMANDE ET REGULATION
Composée  de?:
?Circuit  380 V- 50 HZ-3 phases
?Voyant sous tension
?Commande d’arrêt  général
?Voyant état des bruleurs
?Affichage des  températures  des deux chambres
?Minuterie des temps des cycles.
?Une variation des vitesses des ventilateurs
?Le tableau et les cablages sont prévus aux règles CEI avec protection IP 55
?Microprocesseur pour le contr?le et la régulation des températures, ainsi que les cycles d’opération
?Cablages réalisés selon les règles CEI.

10. INSTRUMENTATION DE CONTROLE ET DE MESURAGE CONTINU
Les  dispositifs suivants  sont prévus?:
1)Thermocouples pour la mesure de la température  en chambre de combustion? et postcombustion, à la sortie de

l’échangeur dans la section d’entrée du filtre
2)Système de mesure de la concentration d’oxygène dans les fumées humides a la sortie de la chambre de postcombustion

constitué de?:
?Sonde de mesure de l’oxygène à l’oxyde de zirconium
?Pompe à la membrane
?débitmètre

Our normal activities generates 2-5 tons of assorted waste materials per day which range from condemned carcasses, and medical incinerator primary combustion price

other wastes all which need to be incinerated at above 800Centigrade measured flue exhaust gas.To be used by small

hospitals and clinics to safely dispose of infectious and pathological wastes.

Load Capacity in the range of up to 200 kg
– Burning Rate approx. 50kg/Hour –

Incinerators to be very effective, fuel efficient with high / low capacity burn rates
and to be designed to meet the Norms of Pollution Control / DEFRA, etc. Technology:

Temperature Controlled Burner. Heavy-duty casing, to be a quality, rugged, reliable, economical Medical Waste

Incinerator with relevant control, easy to operate and self-contained. Type of Fuel: Diesel / Oil or Petrol.
Units to be pre-assembled, pre-piped, pre-wired & tested before Transport / Export.

Within the framework of an environmental and medical equipment & technology consultation and joint purchasing, this

Procurement Bureau invites applicants for pre-qualification in the aim of primarily selecting capable companies to bid

for the above tender.
The supply will comprise the special equipment for effective waste management as mentioned above for a new private

environment contract management company with planned operations 2013 in Indonesia and Thailand, and 2014 in West & East

Malaysia to carry out those professional services in order to comply with the governments safety disposal requirements

for medical and hospital, clinical waste in the region and to meet the higher technical standard in this particular

field.small incinerators with filter (with least minimum pollution) for burning/combusting 5kg/hr, 10kg/hr, 15 kg/hr,

20kg/hr, 25kg/hr to 50kg/hr and 300kg/hr of SOLID ORGANIC DRY AND WET NON-HAZARDUOUS of any kind (including hospital

wastes) per day or per hour. Should it be with no smoke, no fumes, no odour (smell), no dust, no emission of solid

particles and with least minimum pollution (within national and international standards). Must be environmentally

healthy and acceptable with international standards. Should not be with water scrubbers. Ash contents after burning

should be 3-4%.

Capacity    Not less than 500Kg/hr.
Operation    24hr-7days/week continuous operation.
Combustion chamber    2 combustion chamber.
Temp.    First combustion chamber 800-1000 C.
Secandry combustion chamber 1000-1200 C, with the possibility to be upgraded to 1400 C.
Combustion Efficiency    99.99%
Retention time    Of the flow gases not less than 2 Sec in the hot portion.
Excess Oxygen concentration    Of primary combustion chamber 3-6% max.
Refractory    The chambers should be lined with high thermal insulating refractory bricks with suitable thickness and with highly temp. resistance. Not less than 1400 C for the first combustion chamber, and not less than 1600 C for the secandry combustion chamber, and at the same time prevent the Temp. of the outside body of the chamber not higher than 70 C.
Doors    Should be lined with the same bricks, and the edges lined with special suitable insulating material to prevent any gas escaping, and the doors should be kept under negative pressure during the operation.
Air Emission Control System    With high destruction and removal efficiency (DRE). Not less than 99.9999 as per KEPA.
Wet System    If the system equiped with a CEMS washing the flow gas with water, then it should be manufactured from suitable anti corrossion materials, and equiped with pH meter to measure and neutralize the water. It should be able to use the water in closed recycled circuit many times before treating/ discharging into the sewage system in compliance with KEPARS.
Chemical dosing    It should be equiped with suitable autochemical dosing system to control the pH for the water of the wet scrubber system including sensors.
Chimney    It should be suitable with the capacity and the technical specifications, with height not less than 12m from ground level. With easy opennable sampling point equal about 3 inch, and the optimum sampling locations is at least 8D downstream direction and 2D upstream from any flow disturbancies.
Sampling point    Should be equiped with a platform located down the sampling point by a distance not less than 1 m, and equiped with suitable stairs from ground to the port with comfortable slope.
Ash Removal    It should be auto ash removal system.
Fuel    It should be dual system, such as diesel and natural gas.
Feeding System    Should be auto feeding system into primary chamber.
Control Room    Should be equiped with a control panel shows Temp. of the combustion burners, gas monitoring, digital Temp. indecation for the primary/secondary chambers, digital Temp. indication for the gases…etc. it should be also Auto operation, burnures on/off auto lamps switch, auto start/stop for air emission control system, auto gas continuous monitoring system reading and print out of gas emission parameters…etc.
Cooling System    The primary chamber should be provided with auto cooling systemthrough nozzles to permit direct cooling if the Temp. will be heigher than 1100 C.
Inter-lock system    The incinerator should be equiped with inter-lock system to prevent feeding the waste to the primary chamber if the combustion Temp. less than 500 C.
Flue treatment and cleaning    To consist a combined system (wet/dry), using water, lime, active carbon and ceramic filters.
Quenching system/Heat exchanger    Should be made and manufactured from anti corrosion and acid attack materials such as stainless steel 316 or equivalent.
Noise Level    Not more than 85 dBA during normal operation.
Inaddition    The desigh should insure that responsive fail-safe control systems are used.
The incinerator should be installed inside closed suitable building with good aeration and ventilation system. The building has facilities for off-loading of wastes from transport vehicles. Auto cleaning system for trucks and waste containers, and cool storage area…etc.
The quotation should included list of original spare parts for 7 years.
The quotation should include supervising, starting up and training of the operators and ministry of health engineers inside/outside Kuwait.
Detailed drawings, catalogs should be included.

1    Basic Plant Design    An approved plant must have four distinct sections that demonstrate three principles of Turbulence, Residence Time and Temperature are inbuilt in the plant design .The regulated sections may include but not limited to:

Overall plant layout.
Feed chamber/ charging
Primary Combustion Chamber.
Secondary Combustion Chamber.
Particulate Scrubbers
Acid Gas Scrubbers
The stack/ chimney.
2    Feeding And Charging    Controlled hygienic, mechanical or automatic feeding methods have to be used which will not influence the air temperature in the primary and secondary chambers of the incinerator negatively.

No waste is to be fed into the incinerator:

1.    Until the minimum temperatures have been reached.
2.    If the minimum combustion temperatures are not maintained.
3.    Whenever the previous charge has not been completely combusted in the case of batch feeding.

4.    Until such time as the addition of more waste will not cause the design parameters of the incinerator to be exceeded.

3    Primary Combustion Chamber    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
4.    Ensure minimum exit temperature is not less than 850oC

4    Secondary Combustion Chamber (Afterburner).    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%.
8.    Ensure both primary and the combustion temperatures are maintained until all waste has been completely combusted

5    Particulate Removers    A mechanical particulate collector must be incorporated after secondary combustion chamber for removal of particulate pollutants entrained in the flue gas stream. The particulate collectors may include any of the following or a combination thereof:

Cyclone separator
Electrostatic precipitators
Fabric filters
6    Chimney / Stack    1.    The chimney should have a minimum height of 10 meters above ground level and clear the highest point of the building by not less than 3 meters for all roofs. The topography and height of adjacent buildings within 50 meters radius should be taken into account.

2.    If possible the chimney should be visible to the operator from the feeding area.
3.    The addition of dilution air after combustion in order to achieve the requirement of these guidelines is unacceptable.

4.    The minimum exit velocity should be 10 m/s and at least twice the surrounding wind speed (Efflux velocity = wind speed x 2) whichever is higher to ensure no down washing of exiting gases.

5.    Point for the measurement of emissions shall be provided.

7    Instrumentation    Instrument for determining the inside wall temperature and not burner flame temperature must be provided for both primary and secondary chambers.

2.    An audible and visible alarm must be installed to warn the operator when the secondary temperature drops to below the required temperature.

3.    In addition to the above the following instruments may also be required.
A carbon monoxide and/or oxygen meter/recorder
A smoke density meter/recorder
A gas flow meter/recorder
A solid particulate meter/recorder
Any other instrument or measurement that may be considered necessary

8    Location / Siting    1.    Must be sited in accordance with the relevant local municipal authority planning scheme, the topography of the area and be compatible with premises in the neighborhood,

2.    Must be housed in a suitably ventilated room.

9    Emission Limits    1.    Combustion efficiency:

Combustion efficiency (CE) shall be at least 99.00%
The Combustion efficiency is computed as follows;

C.E=             % CO2           x 100
% CO2 + CO

2.    The temperature of the primary chamber shall be 800 ± 50o C

3.    The secondary chamber  gas residence time shall be at least 1 (one) second at 1050 ± 50o C, with 3% Oxygen in the stack gas.

4    Opacity of the smoke must not exceed 20% Viewed from 50 meters with naked eyes
5.    All the emission to the air other than steam or water vapour must be odourless and free from mist, fume and droplets.

6.    The Authority may require that the certificate holder have tests carried out by an accredited institution to determine stack and/or ground level concentrations of the following substances.

Cadmium and compounds as     Cd
Mercury                                      Hg
Thallium                                     Tl

Chromium                                  Cr
Beryllium                                    Be
Arsenic                                       As
Antimony                                    Sb
Barium                                        Ba
Lead                                            Pb
Silver                                          Ag
Cobalt                                         Co
Copper                                        Cu
Manganese                                  Mn
Tin                                               Sn
Vanadium                                     V
Nickel                                           Ni
Hydrochloric                                HCL
Hydrofluoric acid                         HF
Sulphur dioxide                           S02

7.    A 99.99% destruction and removal efficiency (DRE) for each principal organic hazardous constituent (POHC) in the waste feed where:

DRE = [(Win – Wout)/Win]*100
Where: Win = mass feed rate of the POHC in the waste stream fed to incinerator, and
Wout = mass emission rate of POHC in the stack prior to the release to the atmosphere.

8.    The average dioxin and furan concentration in the emissions should not exceed 80ng/m3 total dioxins and furans if measured for a period of 6 to 16 hours.

Note:
All pollutant concentrations must be expressed at Oo C and 1.013 x 10 5 N/m2, dry gas and 11% oxygen correction.

Oxygen correction is computed as:

Es =     21 – Os    x EM
21 – OM

Where:    Es    = Calculated emission concentration at the standard percentage oxygen concentration
EM    = Measured emission concentration
Os    = Standard oxygen concentration
OM    = measured oxygen concentration

10    Operation    1.    Materials destined for incineration should be of known origin and composition and must be only incinerated in a furnace that is registered for the particular type of waste.

2.    A record must be kept of the quantity, type and origin of the waste to be incinerated.
3.    The incinerator must be preheated to working temperature before charging any waste.
4.    The incinerator must not be overcharged.
5.    The incinerator must be in good working order at all times and must not be used if any component fails. Any malfunction should be recorded in a log book and reported to the relevant authority.

6.    The incinerator operator and all relevant staff must be trained to the satisfaction of the relevant control authority.

11    Housekeeping    The site where the incinerator is built must:

1.    Have running water.
2.    Have a solid floor.
3.     Have lighting if 24hrs operation
4.    Have fly ash containerization and storage before disposal.

12    Health & Safety (Protective Gear)    1.    Staff handling waste must be well trained on safe handling of hazardous wastes
2.     Staff must be provided with appropriate  protective gear such as, gas mask, aprons, gumboots, helmets, gloves, goggles.

3.     Caution and Warning signs must be provided.
4.     Fire fighting equipment must be provided
5.     There should be no smoking or eating on the site.