WNS series horizontal internal combustion boiler is a boiler shell type 3 passes wetback oil/gas fired boiler.
DZL series package boilers are horizontal three-pass water & fire tube boilers with a chain grate stoker structure.
circulating fluidized bed combustion (CFBC) technology has many advantages that other combustion methods do not have.
YLW thermal oil heater is square coil horizontal chain grate shop-assembled heater, chain grate and heater proper are transferred separately.
Whatever your requirements, you 'll find the perfect service-oriented solution to match your specific needs with our help.We are here for your questions anytime 24/7, welcome your consultation.Chat Online
Benefits of Superheaters in Boilers. Increase in efficiency of the steam power plant. Minimized erosion of turbine blade. Less steam consumption. Reduction of condensation loss in the boiler steam pipes. Increases the temperature of saturated steam by removing entrained water particles …View More
Exiting the steam drum, the saturated steam is fed through a superheater, which is a nest of coils suspended from the underside of the steam drum in the path of the exhaust gases. These hot gases raise the saturated steam to a high temperature, producing dry superheated steam that is supplied to the main and auxiliary steam turbines.View More
Dec 31, 2016 · A steam sparger is often engineered into the condensate return tank of a fire tube boiler system to maximize efficiency by making sure that the boiler does not have to work harder to transform cold makeup water into steam. Sometimes a condensate return tank may be retrofitted with a steam sparger to fix a newly developed issue with lowView More
The weight of the water tube boiler is much less than any type of boiler of equivalent size. Steam raising and steam generation process is much faster The design is custom made and flexible to include any kind of modificationsView More
Superheated steam temperature control for boiler using adaptive dynamic … 349 steam flow rate (m h) through the superheater tubes, which leads to significant change in the outlet steam temperature. Since, the both SFCs (FY-03A and FY-03B) were not designed for dynamic compensation, so that they are not effective when the boiler load changes rapidly.View More
As water is lost rapidly and the steam/water mixture contains more and more steam, tubes may overheat. By the time the external water level detector eventually identifies a low-water level and shuts down the boiler, the steam distribution system will be laden with water and boiler tubes …View More
Water Tube Boiler – Working Principle, Types of Water Tube Boilers The water tube boilers are mainly used for generating steam with high temperature as well as pressure. The internal structure of this boiler includes a tiny steam drum, small width tubes.View More
Water tube boilers were developed for a variety of reasons, including the need for higher steam pressures, higher steam generation rate, superheated steam. these types of boilers have quicker response to load changes. We briefly discuss about Water tube boiler parts and functions. D …View More
As already stated with load increase there is a temperature increase. As load increases, there is more fuel and air put into the furnace. This means increase in mass volume of gases flowing across tubes. As load increases with radiant type, steam demand decreases so does flow through system.View More
In a longitudinal straight tube boiler the downcomer fed a) "cool" water to the steam drum b) "hot" water to a riser c) "cool" water to a rear header d) "cool" water to a front header e) "hot" water to the water tubesView More
Aug 02, 1970 · Superheated steam is often required for process reasons or in applications where the steam will be used in a steam turbine. This need for superheated steam is thus specified by the steam user rather than the boiler designer. The superheater is added upstream in …View More
The cooler water falls down a rear circulation header into several inclined heated tubes. As the water temperature increases as it passes up through the inclined tubes, it boils and its density decreases, therefore circulating hot water and steam up the inclined tubes into the front circulation header which feeds back to the drum.View More
Superheated steam is steam at a temperature higher than its vaporization point at the absolute pressure where the temperature is measured. Superheated steam can therefore cool by some amount, resulting in a lowering of its temperature without changing state from a gas, to a mixture of saturated vapor and liquid. If unsaturated steam is heated at constant pressure, its temperature will also remain constant as the vapor quality increases towards 100…View More
To generate steam, you have to reach at least 100C, or 212 degrees Fahrenheit. However, the more pressure that exists in the boiler, the higher the temperature can be. So you could have a boiler with a water temp of 450 degrees F. Someone who knows more about steam than I do can tell you what pressure it would be at in this condition.View More
The secondary heating brings the saturated steam beyond the saturated steam curve and into the superheated steam area, which results in no moisture (or wetness) in the steam at all. This is the reason that superheated steam must be created outside the main boiler drum.View More
Mar 21, 2014 · Superheated steam is important because it increases the efficiency of the boiler. In the power generation industry it serves an additional crucial function: “drying out” the steam. It is important that dry steam is used for power generation because water …View More
Sep 15, 2018 · This is because the superheated steam is dry. Dry steam must reach much higher temperatures and the materials exposed for a longer time period to …View More
Superheated steam—steam that has been heated to a very high temperature so that a majority of the moisture content has been removed (also called dry steam), p. 300. Superheater—tubes located near the boiler outlet that increase (superheat) the temperature of the steam, p. 297.View More
The steam produced has lower density than the water and therefore will accumulate at the highest level in the vessel; its temperature will remain at boiling point and will only increase as pressure increases. Steam in this state (in equilibrium with the liquid water which is being evaporated within the boiler) is named " saturated steam ".View More