Product thermal capacity : 1-20 t/h Working pressure : 0.7-2 Mpa Available fuel : Nature gas, coke oven gas, biogas, methanol, liquid propane gas, diesel, heavy oil, light oil, crude oil, etc. Available industries : Heat supplying, chemical, food, textile, printing and dyeing, cigarettes and tobacco, fodder, pharmacy, building materials, brewery, rubber, hospital etc. Introduction:
one drum coal boiler is a boiler shell type 3 passes wetback oil/gas fired boiler. After fuel is being atomized by burner, flame is full of the wave furnace and transfer heat via furnace wall, this is 1st pass; the high temperature smoke is collected in reversal chamber and then enters 2nd pass which is grooved tubes bundle area; after heat convection, air temperature gradually falls and goes to front smoke box and turn to 3rd pass, which is smooth tubes bundle area, and then enters chimney passing back smoke box and exhausted to the atmosphere.
Technical advantages Digitized manufacture
The key part such as material cutting, rolling, drilling are proceeded by advanced CNC machining process to reduce the assemble stress and extend boiler working lifetime.
The front and back smoke chamber plates are cut by CNC plasma cutting machine and looks tidy and beautiful.
Easy operation and maintenance
Fully automatically operating, with automatically adjustment and protection of burning, water level, temperature and steam pressure.
Longer working life
Smoke tube and tube sheet connection is expanded first to eliminate the gap between them, then adopt automatic argon arc welding to relief the stress and expand boilers working life.
Longitudinal and girth joint adopt advanced automatic submerged-arc welding for good welding quality. All longitudinal and girth joint will have 100% radiographic inspection.
Fin tube us ND steel or stainless-steel material which avoid low temperature corrosion.
Inspection procedure point is set up to guarantee the sequence of expanding and welding, avoid cracking of the tube sheet holes.
Less fuel consumption
High quality aluminum silicate fiber is used with fire clay insulation, to control the boiler body temperature below 45℃ to control heat lost.
Sufficient steam storage room and heating area makes boiler to generate high quality steam and high thermal power.
Condenser is added to reuse the waste heat of the exhausted smoke to increase feeding water’s temperature and reduce emission temperature, which can increase the thermal efficiency above 98% and save operating cost.
Coal - Wikipedia. 2018-12-19 · Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. Coal is mostly carbon with variable amounts of other elements; chiefly hydrogen, sulfur, oxygen, and nitrogen.
Drum Type and Once-through Boilers. The major proportion of boilers operating in the world today are drum type boilers. These boilers have certain restrictions during start-up due to the presence of a high thickness component- the drum. The once through design mainly avoids this, along with a few more advantages.
one drum coal and biomass fired steam boiler – Traveling ... one drum coal and biomass fired steam boiler is very important for food processing industry, it can be used for drying, disinfect, curing, distillation, and sterilization.
What is the purpose of the boiler? Well it is to convert water to steam . In water tube boilers water goes through the tube and it gets converted to steam. At the end all the water need not necessarily convert into steam.
This series boiler is horizontal type water fire tube 3 pass coal fired biomass fired steam boilers. steam capacity is 1-25t/h. Coal Boiler Installation Site The 6 ton capacity coal fired steam boiler use for fabric dyeing and printing plant in Pakistan. thermal efficiency is 85%.
Boiler Drum Level Control | Control Notes. A very common control problem, and one used in many examples elsewhere, is that of controlling the level in a boiler drum. Many industrial plants have boilers for generating process steam, and of course boilers are central to thermal power generation. Advanced Boiler and HRSG Designs Offer Improved ...
A later development of the Yarrow was the Admiralty three-drum boiler, developed for the Royal Navy between the First and Second World Wars. Much of the design work was conducted at Admiralty Fuel Experimental Station at Haslar and the first boilers were installed in three of the A class destroyers of 1927.
Three-drum boiler - Wikiped. Three-drum boilers are a class of water-tube boiler used to generate steam, typically to power ships.They are compact and of high evaporative power, factors that encourage this use. Other boiler designs may be more efficient, although bulkier, and so the three-drum pattern was rare as a land-based stationary boiler.
Coal fired steam boiler is horizontal style, low pressure, single drum, fire and water tube structure, chain grate steam boiler WNS series oil gas fired boiler is a safe and high efficiency (98%) heating equipment with high automation, fast assemble boiler with flue gas three pass and wet back structure, widely used for industrial production.
one drum coal and biomass fired steam boiler more Information . With more than 30 years of manufacturing boilers, the company has formed more than 400 varieties of gas boilers, biomass boilers, coal-fired boilers, heat-conducting oil boilers, etc.