Belonging category：Cremation equipment Publishing Date：20240114 views：4
Technical parameters and performance configuration of high-grade ash-picking cremator
It mainly consists of: body conveying system, cremation preparation system, cremation machine body, oxygen supply system, fuel supply system, combustion system, waste heat recovery device, electric control system and smoke exhaust system.
1.1 Main performance parameters
(1) Fuel requirements:-30 # ~ 0 # light diesel oil.
(2) Working pressure range of bore:-5 ~ -5～-400Pa.
(3) Working temperature of main furnace: 650℃ ~ 1000℃.
(4) Working temperature of secondary combustion chamber: 850℃ ~ 1000℃.
(5) Main furnace size: 2200mm* long * 740mm* wide * 780mm high (10mm).
(6) continuous cremation time is not more than 50 minutes/set.
(7) Average fuel consumption for continuous cremation: 15kg/ set.
(8) Noise: The noise in the front hall is not more than 70 decibels.
(9) Furnace surface temperature: continuous use, the furnace surface temperature is not greater than the ambient temperature of 25℃.
(10) The external decoration of the cremation machine is made of 304 stainless steel small plates, which are integrally bent and formed, and installed by concealed buttons, with high-grade, solemn and generous appearance.
(11) Overall dimensions of cremator: length 3450mm* width 2400mm* height 3200mm (20mm).
(12) Service life of cremation machine: overhaul period is 5,000 or more than 3 years, and normal use is more than 10 years.
1.2 Main configuration technical parameters
(1) Body conveying system
① Reasonable structure, stable operation, safety, reliability, low noise and accurate positioning. The exterior decoration is made of high-quality 304 stainless steel plate.
(2) Adopt the translation system of double-deck transverse forklift to automatically exchange the body deck with the longitudinal truck.
③ Transmission control of the remains transport vehicle: the cable adopts special flexible cable arrangement to prevent it from breaking during reciprocating motion;
④ The ash collecting platform is decorated with 304 stainless steel wire drawing and titanium plate, with beautiful appearance.
⑤ The transport vehicle has emergency manual operation function and facilities.
(2) Cremation preparation system
① Prepare door system
1) Overall dimensions of the preparatory door: width * thickness * height 500mm*50mm*1800mm.
2) The portal crane system is adopted, and the motor is equipped with a deceleration buffer device, so that the operation is silent and not stuck.
3) The exterior decoration is decorated with high-quality 304 stainless steel plate with a thickness of not less than 1 mm..
② cremation status display system
1) LED dynamically displays the working status (operation, stop and failure) of cremated remains.
2) Overall dimensions of LED display screen: length * width * thickness 600mm*250*40mm.
(3) Cremator body
① Furnace
1) The main combustion chamber of the furnace is built with high-temperature resistant bricks. Special-shaped explosion-proof castable with heat resistance not lower than 1600℃ is used for the vault, return port and smoke port (high turbulence area of flue gas).
2) The burner base is made of explosion-proof castable with heat resistance not lower than 1600℃.
3) High-density aluminum silicate ceramic fiber felt with a temperature resistance of not less than 1000℃ and a thermal conductivity of less than 0.2 w/(m k) at an average temperature of 600℃ is used as the thermal insulation material around the furnace body, with a total thickness of not less than 80 mm..
4) Thermocouple for furnace: Class II industrial thermocouple with K division is adopted, and the temperature range is 0-1300℃.
② oven door
1) The interior of the oven door is pressed with high temperature resistant blanket.
2) Designed with emergency manual operation function, the oven door can be easily opened and closed to ensure foolproof.
3) The transmission part is scientific and reasonable, the structure is stable, the sensitivity, reliability, durability and accuracy have reached a fairly high level, and it can be opened and closed for hundreds of times without failure.
③ Explosion-proof device
1) Equipped with the explosion-proof device of the furnace body, it can effectively prevent the explosion phenomenon of the furnace body caused by negative pressure.
2) The explosion-proof device is equipped with explosion-proof valve, and the pressure range is -10kPa~+20kPa.
(4) Oxygen supply system
① Full-automatic air valve is equipped for air supply in the furnace, which has good sealing performance, no air leakage and flexible opening and closing.
(2) the furnace air supply and oxygen supply adopts knob adjusting device.
(3) The left and right sides of the furnace are provided with top side and bottom side air supply, which are made of φ Φ16mm high temperature resistant stainless steel tubes.
(4) The fan shall be equipped with shock absorbers, and sound insulation and noise reduction measures shall be taken, and the air outlet shall be connected flexibly.
(5) Fuel supply system
① The fuel supply system is designed by combining fuel with gas, which is convenient for later refitting.
② Oil pipes and valves must be resistant to high temperature and corrosion.
(6) Combustion system
① The burner is equipped with an angle adjusting device, which has good atomization effect, reasonable air-oil ratio and adjustable angle.
The combustion angle can be adjusted at any time according to the combustion situation.
(2) the burner adopts brand-name energy-saving and environmental protection burner, and has a large and small fire control device.
③ ignition match is used to ignite the fuel, which is safe and reliable.
④ The main burner is equipped with a high-temperature baffle protection device to ensure the use effect of the burner.
(7) Waste heat recovery device
① Preheater
1) It is made of 304 stainless steel and other materials, and welded with stainless steel covered electrode. The welding process has reached the national industry standard, with advanced design and sophisticated technology.
2) Air passing through the preheater enters the furnace, ensuring the temperature in the furnace, stabilizing combustion, improving combustion efficiency and reducing energy consumption.
(8) Electronic control system
① Electric control system in front of furnace
1) PLC modular control is adopted, the man-machine interface is the operation interface, and the resolution of the operation screen is 80.
0×600, size: 10 inches; PLC, man-machine interface, relay, etc. all choose brands.
2) The man-machine interface simulates the running state of the remains conveying system, the preparation door, each part, etc. It has automatic control and manual control program, fault alarm function, fault position display, and automatic screen locking function to prevent non-staff operation.
3) The installation of electric control box in front of the furnace meets the requirements of lightning protection, heat protection and convenient maintenance of electrical equipment;
② Electric control system behind furnace
1) PLC modular control is adopted, the man-machine interface is the operation interface, and the resolution of the man-machine interface display screen is 800×600, and the size is 15 inches; PLC, man-machine interface, frequency converter, relay
, all kinds of sensors, etc. choose brands;
2) Man-machine interface simulates the running state of cremation system, oven door and various parts; have
Automatic control and manual control program, with fault alarm function, fault position display, and automatic screen locking function to prevent non-staff operation.
3) The whole control system of cremation machine realizes high-grade control operation. Temperature, pressure, oxygen content, energy consumption and other sensing devices meet the functions of data transmission, storage and playback.
4) The installation of electrical control box behind the furnace meets the requirements of lightning protection, heat protection and convenient maintenance of electrical equipment;
(9) Smoke exhaust system
① Flue
Smoke exhaust mode adopts lower smoke exhaust mode:
1) The flue is provided with an ash cleaning port, which is convenient for ash cleaning.
2) Lower flue structure:
A, both sides of the flue are built with refractory bricks;
B, the upper side of the flue is built with refractory bricks or refractory concrete; C, the two sides and the top of the flue are insulated by aluminum silicate fiber felt; D, such as flue underground water level is high, then add waterproof layer.
(10) Others
(1) the foundation of the cremator, the foundation of the cremator flue, and the masonry of the cremator flue shall be the responsibility of the tendering unit, and the winning bidder shall provide technical support;