1. Burning rate: 250 Kg/hr.
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.

This burner with “PYROLYTIC” burning should have:

9. The lower calorific power (L.C.P) of this waste will be 3,500 kcal/kg

• The Temperatures of combustion:Minimum will be 850^oC and max 1400^oC
• Post combustion: >1100^o

10. The Internal diameter of the Chimney: Ø 400mm² and its height: 8 Meter
11. The Volume of the combustion chamber: Not Less Than 2.3 M³
12. Burner operation should be Automatic On/Off
13. Fuel : diesel, LPG, Natural Gas, Bio fuel
14. The supplier must provide  necessary information for the best of  the installation

* Entirely limited door for the hand-operated loading of waste.The packing requirement to be Handbook, Set Lots,

15. A combustion chamber of waste:

* A burner of lighting which the usage is limited to the ignition of waste.

* Make-up of the refractory;

* Burner of illumination of waste, with gas, conventional mono-bloc dispersing routing diving flame, lighting and safety of electronic ignition, permanent air flow, electromagnetic sluice entrance of standard and also isolating shutoff.

* A burner of burning of gases,

* A device of shot of air enabling a total recombustion of gases,

• Refractory concrete :
  • . Thickness : ≥100 mm
  • . Nature: 42% of Al203
• Insulate in fibrous panels :
  • . Thickness: ≥75 mm
• Nature: Calcium silicate.

* A gadget of air inlet of air conditioning of waste gases,

* A sheath of emptying of the gases blistered.

16. Load Method: Top Loading

17. A chamber of post combustion of gases

* A burner of combustion of gases,

* A device of shot of air enabling a complete recombustion of gases,

* A gadget of air inlet of cooling of waste gases,

* A sheath of evacuation of the gases scorched.

* Carcass in solid sheet steel with support of connection.

* Composition of the refractory;

• Refractory concrete :
  • Thickness : ≥180 mm
  • Nature: 65% of Al203
• Insulate in fibrous panel :

Solid waste to be incinerated

Cartons,  rags,  cotton  and  other  wastes  associated  with  generation  of  electricity loaded in the incinerator in

bags.

Loading capacity: At least 100 Kg / h

Start up fuel

Diesel Oil

2.3  Incinerator Supply

The incinerator shall be equipped with sludge pumps that allow homogenous flow of sludge to its burner. These pumps

shall deliver waste oil from the incinerator sludge mixing tank to the incinerator. Operation and control of these

pumps shall be fully automatic. A linear negative feedback control algorithm shall be used to adjust the feed rate of

the sludge pumps and hence vary the quantity of sludge being incinerated. The sludge line shall also be equipped with

appropriate self cleaning filter that will keep impurities away from the burner.

A  sludge  mixing  tank  equipped  with  a  superheated  water  heater  shall  also  be

provided. A Superheated water heater shall be provided to heat the waste oil to the inlet temperature required by the

incinerator. In case a superheated water heater

cannot be provided, an electric heater shall be provided for the tank. The tank shall also be equipped with a magnetic

level indicator, level switches and appropriate drain valves, separate overflow and vent pipes.

Characteristics of superheated water available at the power station are as follows; Pressure and temperature of

superheated water at supply manifold; P = 10 Bars, T = 150 Deg

Pressure and temperature of superheated water at return manifold; P = 8.5 Bars, T = 140 Deg

TECHNICAL INCINERATORS SPECS FOR 2 medical facilities

INTRO

• All the incinerators to be supplied and installed must meet the Government of Kenya waste Management Regulation 2006 in particular 3^rdschedule regulation (26, 47) pertaining classification, standards, criteria, and procedure for installing/operating incinerators as authored by the National Environmental Management and Coordination (waste management) regulation 2006, legal notice No. 121 of 29^th September 2006
• The capacity of the incinerator required should be to the specifications with a capacity to burn 100kgs/Hr
• The incinerator shall be run on a 3-phase power supply (mains)
• For the technical evaluation, not only the treatment plant but the entire system will be considered.  It will be the responsibility of the Bidder to supply a full system, including all eventually additionally necessary secondary systems and additional equipment.
• The system offered shall be designed to operate normally under the conditions of the purchaser’s country. The conditions include Power Supply, Climate, Temperature, Humidity, etc.
• The Bidder must provide a warranty for one year.
• All text, parameter etc. on all control operating interfaces as well as on information displays and on print-outs shall be in English language.
• The Bidder is responsible for all permits and approvals for importation. The Bidder shall provide all the necessary documentation in order to facilitate the legal requirements for the installation and putting into use of the equipment.
• Period of Execution is 90 days from contract signature for delivery to site and completion of all verification operations required for the issuance of provisional acceptance.
• Representatives of the Contracting Authority and the Beneficiary, together with the Bidder’s representative, shall carry out the controls, testing and initial approval for provisional and final acceptance as.  The provisional and final acceptance shall take place at the final destination.
• After-Sales Service: The Bidder is required to ensure that a maintenance, service and repair centre, which is authorised by the Manufacturer, and which is able to rapidly supply genuine spare parts and consumables recommended by the Manufacturer is available throughout the one year warranty period. In fulfillment of this requirement with their offer Bidders must submit a statement signed by a representative of the manufacturer:
  • Providing the name and address of its authorised maintenance, service and repair centre,
  • Confirming that this authorised maintenance, service and repair centre is able to rapidly supply genuine spare parts and the consumables recommended by the Manufacturer; and

• The Bidder will be responsible to deliver and install all to be supplied equipment at to be set up waste handling areas in the Republic of Kenya. The Bidder shall deliver a time schedule over the complete construction and assembling period. The delivery and installation time must be agreed between bidders, target Hospital and the Contracting Authority. The treatment plant must arrive pre-assembled. The Bidder shall ensure that all parts of the plant transported by sea shall not be shipped as “deck cargo”.

• It is expected that the Bidder cooperates closely with the contractor for the new waste handling building/area and will make available all needed technical information, drawing, etc. to the contractor.

• The Bidder shall supply and install the incinerator with the following attached specifications

Stage 3: Internet Site Browse With

The assessment committee will certainly check out the properties of the prospective purchasers who are receptive to technical evaluation stage to validate the credibility of legal documents sent out; establish the accuracy of the information offered in the tender documents, analyze firm’s capacity, area, to call a couple of.
LOCATION V– – TIMETABLE OF STANDARD

NO

NO

1

NO

1

EXAM CRITERIA

Analysis will be executed in 4 stages specifically preliminary examination of files for uniformity with required demands, technical assessment, site check out as well as likewise industrial exam.

100

Pass mark for technological evaluation is 70/100 marks

Phase 3: Web Site Browse Through

The assessment board will inspect out the properties of the potential buyers that are responsive to technical analysis phase to confirm the credibility of lawful data sent out; develop the accuracy of the details provided in the tender documents, analyze company’s ability, location, to call a few.

Phase 4 Company Analysis

Trademark of tenderer

Note: In case of inconsistency in between system cost and total amount, the unit rate will dominate.

SECTION VI – – STANDARD FORMS

1. Form of tender
2. Contract form
3. Confidential Questionnaire form
4. Tender security form
5. Performance security form
6. Bank guarantee for advance payment
7. Declaration form

1) Policy

– – – – Incinerator:

It is developed to sanitize medical waste, lower its amount, and make its parts unrecognizable all in one completely confined as well as automated system.

2) Waste Disposal Plan

1. a)Classification

The contaminated waste is filled up right into the leading stainless-steel chamber where a tough shredder reduces the waste into little items.

1. b) Infections Waste Disposal

Treatment cycle:

1- Filling up; the contaminated waste is automatically -loaded right into the chamber of the system

2-Shredding; the resilient shredder decreased the product right into little items as well as likewise includes an unique transforming about system to stay clear of obstructing

3-Heat; saturated pressurized hefty steam raises the temperature to 134 C and also the stress to 3 bar

4-Sterilization; the sanitation gets in straight phone call with the shredding material (134 c, 3 bar) for 20 minutes

5-Cooling; temperature degree is lowered to 80 C by splashing amazing water onto Double coat of the treatment vessel, concurrently, the unit returns to ambient pressure

6-Draining; the hefty vapor is compressed to water and also released with the cooling water to the hygienic sewer system

7-vacuum; the remaining recurring steam is vented out with an air pump

8-Unloading; an electronic signal informs the driver that all safe operating problems have been satisfied

The issue unlocks the gadget as well as also allows gravity unloading of the treated waste right into a container

Coach Spec

General Characteristics

8log 10

– – – – Incinerator:

It is established to sterilize professional waste, reduce its quantity, and also make its components indistinguishable all in one completely enclosed as well as automated system.

The infected waste is filled up right into the top stainless-steel chamber where a durable shredder lowers the waste into tiny products.

Therapy cycle:

1- Filling up; the contaminated waste is immediately -loaded into the chamber of the system

2-Shredding; the long lasting shredder decreased the item right into small pieces and likewise consists of an unique transforming about system to avoid obstructing

3-Heat; saturated pressurized heavy vapor increases the temperature to 134 C and the stress to 3 bar

4-Sterilization; the sterilization gets in straight call with the shredding material (134 c, 3 bar) for 20 mins

“PYROLYTIC” burning, by managing the gasification of waste

The incinerator producer need to remain clear of the launch of black smoke along with excellent dirt, during the loadings.

It will certainly be able to lower the quantity of wastes by 98%.

It shall have the capability to hold discharge in the second shed with gas home of not much less than 2 secs.

The incineration should be completely without obvious smoke as well as offending smells.

1.0 The primary ignition burner will supplying ignition of the waste to 850 ° C in addition to need to switch off to preserve gas.

The vital burning chamber will be created from hefty steel plate and also the system is inside lined with a

total layer of hote face high as well as refractory efficiency insulation.

The Inside diameter of the Smokeshaft a minimum of:? 400 and also its altitude: 8 m

The incinerator shall also be equipped with special loading devices and mechanisms that allow safe incineration of

solid waste simultaneously with liquid sludge. Loading of solid waste may be achieved through bags.

All intermediate piping, bellows and other fittings for connection between the tanks

, burner, compressor and other equipment supplied on the skid shall be supplied by the successful bidder. Bidder shall

indicate connection points for sludge, DO and Hot water. Pipings up to these connection points will be on the charge of

the CEB. All equipment, such as pumps, blower fans, compressors and etc forming part of the incinerator lot shall take

their electrical supply from an electrical panel. The panel should  be  equipped  with  appropriate  circuit  breakers

and  contactors  for  each component and shall allow independent padlocking of the equipment by operators without

intervening from inside of the panel. All padlocking works shall be made from outside the electrical panel. The

Electrical panel shall take supply from an external 3 phase supply.

2.4  Electrical Panel

The panel nominal voltage shall be 415 Vac and its rated insulation voltage shall be 1000 Vac.

–      The main compartment shall be fed from an existing switchboard

The panel shall be of factory assembled, metal clad and draw-out type in design for outdoor application.

The incinerator plant shall include a control board for its treatment. On the control panel we will have an aesthetic

display of the chamber temperature level levels. This aesthetic screen needs to maintain an eye and handle on the burner in addition to his performance.

Capacity of destruction in weight will be 60 Kg/h.

It need to be able to operate very little less than 10 hours/day

This burner need to have the capability to wreck all flammable wastes created by healthcare centers, personal facilities, lab,

institutes, and so forth.

Design Spec: Types A, B, C, D, in addition to E of medical waste

Supply, setup & & & & screening DUCTED SPLIT SYSTEMS at waste store with sufficient capability to keep the internal

temperature at 14 degrees Celsius in summer season periods in addition to cold weather

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.