The incinerator will have chimney, castable high quality refractory liner and incinerator shell, perforated blind for the primary and secondary combustion chambers and air circulation system.
• FD fan
• 25mm diameter flame valve
• Fully wired control panel
The bulk oil storage tank will have a capacity of 10,200 litres and be placed at 0.5m above ground on a company concrete cradle, complete with the following:-
• heating tap along the burner supply pipe, 25mm diameter
The burner supply pipe will have 25mm thick fibre glass insulation and finished with gauge 20SWG galvanised steel sheet.
The tenderer shall provide all the essential controls for appropriate safety and satisfactory working of the setup.
1.1.1 BURNER
The burner shall be acceptable for 35 sec redwood No. 1 scale fuel oil. It will be robust in construction and be manufactured in cast iron or other suitable materials finish with mounting plates. It has to be easily mountable and demountable for ease of maintenance and cleaning. The burner will have an adequate supply of petroleum which will readily ignite and burn in a secure manner. Adequate provision shall be provided to avoid any solid thing in the petroleum, or any matter that may separate from the petroleum from damaging any components or chocking of any orifices or valves. The free filtering area ought to be sufficient to make certain that the filter does not need dismantling for cleaning more frequently than annually. The burner shall have fire oversight by photo-electric cell with synchronous sequence controller for automatic start up, running and shut-down of this burner.
The burner will have all the essential controls e.g.Solenoid valves, ignition controls, photo electric cell fuel safety controls, low pressure fuel supply cut-off etc..
The burner shall conform to BS 799: component 6 and 3 1981 or some other relevant British standard.The burner shall be as NU-WAY models or equal and approved.
1.1.2 CONTROLS
The incinerator shall operate in an automated manner with all the required controls. These controls are to include safety elements like flame failure unit, pilot lamps, fuses, starters, overload contactors, ON and OFF switches for fans and leftovers, combustion chamber temperature indicators for primary and secondary chambers etc..
• Any other essential accessory.
E-2
The daily oil tank of power 1,800 litres and dimension 1220x1220x1220mm pressed steel tank high will be placed 2.5 metres high above finished floor level on a steel stand, firmly fastened on the ground and the steel members to be straightened. The daily oil tank will have an oil level indicator, access manhole, washout, overflow, inlet and outlets connections and gate valves.
The interconnecting pipe of 50mm diameter between the two tanks shall be class’C’ black mild steel pipe, complete with a 50mm diameter strainer. The burner fuel supply pipe from the daily tank shall be a 25mm diameter class’C’ black mild steel.
The following will likewise be supplied
• Pressure and temperature gauges
• Primary and secondary burners and fans
• Ash door
• 25mm diameter high capacity strainer
• Electrical wiring from the local isolator
• Drain pipe
Iii) Re-start after temporary electric supply failure
• Air receiver
• Access ladder to the top of the tank
Ii) Delayed return to re-start place to allow purging
V) Red signal light on control panel to indicate safety lock out
• Coating of the tank with 2No. coats of bituminous paint
Vi) Photo electric protective cell as flame failure device.
The controls shall be mounted on suitable control panel to be installed in a position effortless to read and control from the charging side of the incinerator.
The control panel shall be fabricated from anodized, 16SWG, mild steel sheet.
The controls shall be mounted on suitable control panel to be installed in a position easy to read and control from the charging door side of the incinerator.
The control panel shall be fabricated from anodized, 16SWG, mild steel sheet.
