Power plant boiler fuel demand is transmitted as a coal feeder speed demand to a coal pulverizer control. A speed controller operates the feeder in accordance with the speed demand, and a position controller for a hot coal transport air damper positions the hot air damper to hold the mill outlet temperature to a setpoint value and to increase or decrease damper position in accordance with a Get Price
Specially designed fluidized bed combustion furnace – well suited for burning fuels like rice husk, sawdust, groundnut shell, DOC (de-oiled cake), coal, briquettes, bagasse etc. Combination fuel options- e.g., oil/gas and solid fuel; Quick fuel switching with minimum adjustments; Centralized instrumentation and electrical control panelGet Price
chemicals. Bagasse and bagasse residue are primarily used as a fuel source for the boilers in the generation of process steam. Thus, bagasse is a renewable resource. Dried filtercake is used as an animal feed supplement, fertilizer, and source of sugarcane wax. Molasses is produced in two forms: inedible for humans (blackstrap) or as an edible Get Price
May 08, 2020 · Safe operating speed of boiler feed pumps is 55–60% of rated speed. Boiler feed pumps suction strainer pressure drop should be 0.04 to 0.06 kg/cm2. The pumps best efficiency point (B.E.P.) is between 80% and 85% of the shut off head. A double suction pump can run with less N.P.S.H. or at faster speed without cavitating.Get Price
bagasse water boiler Agent in india. Boiler Agent For Sugarcane Bagasse - speed control of bagasse feeder for boiler Agent. Pre-processing of sugarcane bagasse for - Another limitation of the use of the boiler technology for bagasse combustion is the duration of The biomass is heated under increased temperature due to the combined impact of the high rotational speed of the feeder screw and Get Price
boiler that affect boiler combustion performance, i.e. the CV corrector and the steam temperature control using overfire air with the boiler running on bagasse. The testing included gas analyser measurements at the exit of the low temperature air heater and collection …Get Price
Fully Automatic 6t Oil Powered Boiler Machine Russia. 8t/h Gas and Diesel boiler sale cost 8t/h Gas and Diesel steam generator 8t/h Gas and Diesel portable boiler Leave A Message Quick inquiry: I need the quotation of, the fuel is, the pressure is, this capacity is, My Name is Because of its whisper-quiet, fully automatic . diesel boiler 1500kg hr. 1500kg/h steam boiler alibaba.com Alibaba.comGet Price
Bagasse Combustion of Bagasse Fuels Other than Bagasse Furnaces The Grate Horseshoe Furnace Ward Furnace Heating Surface Superheat and Superheaters Economisers Air-Heaters Boiler Settings Draught Fans Boiler Feed Water Steam Accumulators Steam-Reducing Valves De-Superheating Types of Boiler Construction of Boilers Maintenance of Boilers Steam Get Price
Other parameters like Boiler pressure, etc. can also be monitored. Monitoring current, pressure, etc. can be used to improve the performance and efficiency of the milling tandem. Accurate control of carrier speed (10RPM resolution). With external MODEM SMS messages can be sent to a mobile about mill status and stoppage time/ durations.Get Price
Furnace tube material is Mild Steel (M.S.). Tubes are of M.S. No. A192/A520 ASME (American Standard for Mechanical Engineers). Bagasse is used as a fuel for boiler furnaces. Bagasse having 52% moisture is burned. Bagasse is the final solid product of mill section. Bagasse from the last mill is sent to the boilers by bagasse elevator.Get Price
4. Coal Feeder : - The Coal feeder is used to feed the Fuel Continuously without any speed variations to avoid the disturbances to the Boiler. These are equipped with dust collection system to ensure pollution to remain under control. 5. Mobrey : - Mobrey Controls are a comprehensive range of magneticallyGet Price
Fig. (2) Shape of fire-tube 2.1.3 Water-tube boilers: • Water-tube boilers have water running through the tubes and fire or gases of combustion surrounding the tubes. The water tubes are connected into a steam drum at the top and a mud drum at the bottom. The fire is in the Combustion chamber. The boiler design can also beGet Price
d) Boiler pressure is low 9. Blowdown of a boiler controls a) PH of feed wMer b) Alkanity of feed water c) Hardness of feed water d) TDS of feed water 10. Preservation of boHer is required a) when boiler is not used for longer duration b) During annual shutdown, c) After continuous operation of …Get Price
Bagasse & Biomass Fired Boilers Variable speed fuel feeder allows fine control of feed h Finer speed control through VFD h10:1 turndown h Troublefree operation The hydraulic grate drive can also be provided as an option in place of Planetary gear drive with VFD.Get Price
Jul 19, 2020 · Materials accepted for construction of an ASME code vessel. Shell - SA106 B. Plate - SA285 grade C/SA515 grade 70/SA516 grade 70. Steel Tubes - SA178 grade A (welded) SA192 (seamless) Copper Tubes - no Code specification. Staybolts - SA36/SA675.Get Price
The efficiency of the boiler under evaluation is within the theoretical efficiency of 50 to 65%. It can be said that a factory which crushes 6000 t of cane per day would make 750 t of sugar (assuming standard 8:1 cane to sugar ratio), 1650 t of bagasse, and would be capable of producing 3085,5 t steam.Get Price
There was a necessity for a more efficient boiler capable of using renewable agro residues and other industrial wastes. In 1980 we perfected a design for a hundred percent water tube boiler having capacities to generate upto 10 TPH steam and patented it under Indian Patent No. 152232 of 28.11.1981.Get Price
Apr 24, 2018 · Bagasse does not suffer from this grading problem. Boilers that burn this fuel are usually ones that have been designed for coal firing with the feeders modified for this fine black fuel. Main difference though is the fire ball is higher in the combustion chamber. This also means a smaller superheater if you have one.Get Price
Bagasse & Biomass Fired Boilers Variable speed fuel feeder allows fine control of feed Modulating c yclomotor to ensure even distribution of h Finer speed control through VFD h10:1 turndown h Troublefree operation The hydraulic grate drive can also be provided as anGet Price
boilers are to be replaced by a new high-pressure boiler . A multistage turbine replaces all the small turbines. Mill turbines are replaced by a DC motor drive (Fig. 1). Bagasse Availability Bagasse calculations are: bagasse in cane, 28%; bagasse generated, 32.2 tonnes/h; Bagacilo, 0.47 tonnes/h; bagasse losses, 0.1 tonnes/h; net bagasse, 31.63Get Price
speed control of bagasse feeder for boiler. speed control of bagasse feeder for boiler Agent. Another limitation of the use of the boiler technology for bagasse combustion is the duration of The biomass is heated under increased temperature due to the combined impact of the high rotational speed of the feeder screw and the barrel wall friction as well as the internal friction in the material.Get Price
Bagasse Spreader:- As name suggests Bagasse spreader is used to spread the Bagasse uniformly over the firing bed of the boiler. Spreader lip comes in both control modes manual & automatic. Spreader is manufactured from superior quality manganese cast alloy material suitable to sustain at …Get Price
control of boilers and also for optimization and emission control. The modeling techniques employed can thus be used in understanding and developing cogeneration applications. The model developed can be further improved by using data from a larger period of time with greater variations in the parameters.Get Price
Feed water quality control is an area needing attention and this is separately dealt under the water quality management. In conventional bagasse fired boilers, the bagasse is fed into the boiler directly from the mill. The quantity of bagasse fed into the boiler is controlled manually by opening or closing a gate in the return bagasse carrier.Get Price
10 Soot Hopper at Boiler bank inlet and outlet 1 & 2 11 Air heater Hopper 1 & 2 12 Rotary air lock feeders for hoppers 1 & 2 13 Motor for BAGASSE EXTRACTOR 1 & 2 14 Motor for Screw Conveyer 1 & 2 15 Screw Feeder with accessories 1 & 2 16 Continues ash discharge stoker assembly with complete accessories. 1 …Get Price
Improving the use of fuel i.e. Bagasse in the boiler Mill drive speed control, c) Boiler operation control, d) Turbines Operation control, e) Raw Juice Flow control, Chemical dosing system, j) Vacuum pans feed control, k) Pumps operation, l) Water flow meters – to monitor and reduce water consumption m) SHHW system n) Melting and Get Price
4. Coal Feeder : - The Coal feeder is used to feed the Fuel Continuously without any speed variations to avoid the disturbances to the Boiler. These are equipped with dust collection system to ensure pollution to remain under control. 5. Mobrey : - Mobrey Controls are a comprehensive range of magneticallyGet Price
No changes to normal boiler operations. Set up bagasse spreaders correctly. Tune Master Pressure loop (bagasse feeders) Tune FD airflow and Oxygen Trim loop. Attention to bagasse feeders to produce uniform bagasse flow to spreaders – no lumping / clumping. Optimise controls for mill stops and starts. Leave controls in AUTO !!! 8-Get Price
Feeder Speed (r/ min) Boiler Master Output (%) Actual Feeder Speed (r/ min) Bagasse 1.0 1000 100 1000 Dry Wood 0.3 300 100 300 Bagasse + Wood 0.7 700 100 700 Bagasse 1.0 1000 50 500 Dry Wood 0.3 300 50 150 • Primary Control is the Boiler Master, with the CV Corrector on a slower control loop. 25/39Get Price
speed, 2.2 kW DC driven, biomass feeders meter the bagasse to the boiler. Pneumatic distributors with adjustable deflector plates distribute the bagasse evenly over the grate surface. The dump grate stoker is divided into 8 dumping sections. While most of the bagasse burns in …Get Price
Air Pollution Control Equipment: The sources of emissions from the proposed sugar & co-Generation plant. shall be boiler of 120 TPH (existing ).and 50 TPH New Boiler Adequate air pollution control equipment in the form of Electro static. Precipitator shall be provided for the proposed boiler of 120 TPH capacity (01 Nos.).Get Price
The typical scope covered in Boiler C&I discipline include. Furnace safeguard Supervisory system. Secondary Air Damper control system. Soot blower control system. Boiler area field instruments . Associated cable & accessories. Electricals(MCC, elevator etc.) Scope of Work. Boiler Controls & Instrumentation. Bharat Heavy Electricals Limited Get Price
Jul 25, 2017 · Steam drum of water tube boiler. It has two types of draining arrangement (a) CBD- continuous blow down used when Si02 or TDS is on the higher side. (b) Emergency blow down is used when drum level is high high. Boiler mountings and accessories like the safety valve, water level gauge and pressure gauge, feed water inlet connection are installed Get Price
Our Bagasse Feeder provides long-lasting trouble-free performance and needs low maintenance cost. CCE&CE feeders are designed to match the feeders to the physical properties of the bagasse. In tall chutes placed above the feeders, the fuel itself provides the seal and buffer of fuel to help smooth boiler control. The feeder has focused on eliminating chokes and smoothing fuel flow.Get Price
Nov 05, 2014 · The drum feeder extracts fuel from the storage bunker, and the quantity extracted is proportional to the speed of rotation of the drum. The drum feeder is driven by a variable speed drive which is connected to combustion control of the boiler. The drum feeder capacity is …Get Price
The control system will adjust the chute and divert the flow of bagasse, based on crush rate and boiler feed chute level readings given by the plant DCS. 1.1 Physical properties of bagasse Bagasse is the fibrous and pith material, which remains after sugar juice has been extracted from a sugar cane stalk [ 3 ].Get Price
2. BOILERS Bureau of Energy Efficiency 27 Syllabus Boilers: Types, Combustion in boilers, Performances evaluation, Analysis of losses, Feed water treatment, Blow down, Energy conservation opportunities. 2.1 Introduction A boiler is an enclosed vessel that provides a means for combustion heat to be transferred into water until it becomes heated water or steam.Get Price
Boiler & Co-gen Automation. This includes the automation of 3-Element Drum Level control system, Furnace Draft control system, Boiler Combustion & bagasse feeder control system, Boiler Deaerator Pressure and Level control system and Boiler PRDS control system. Boiling House automationGet Price
The two small drums at the top of the feeder meter the fuel. A large-toothed drum, running at a much higher peripheral speed, ensures a steady flow of Bagasse. The CCE&CE feeder incorporates an improved drive train and is offered with simple electronic speed control that accepts an input signal from the boiler's fuel control loop. The feeders can be designed for different sizes to accommodate all boiler …Get Price
US8821597B1 US13/735,461 US201313735461A US8821597B1 US 8821597 B1 US8821597 B1 US 8821597B1 US 201313735461 A US201313735461 A US 201313735461A US 8821597 B1 US8821597 B1 US 8821597B1 Authority US United States Prior art keywords bagasse pulverized boilers warehouse sugar cane Prior art date Liming Legal status (The legal status is an assumption and is not a legal …Get Price
The importance of the boiler feedtank, where boiler feedwater and make-up water are stored and into which condensate is returned, is often underestimated. Most items of plant in the boiler house are duplicated, but it is rare to have two feedtanks and this crucial item is often the last to be considered in the design process.Get Price