Design Features and Benefits of our Water-tube Package Boilers. Gas-tight setting membrane – inhibits dew-point sulfur corrosion and outages caused by gas leaks. Larger tube diameter (2.5 in. [6.35 cm] tubes spaced 1 in. [2.54 cm] apart) – contributes to a faster load response and helps prevent membrane thermal cracking.
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A power generating method of Carbon-molecule gasification combustion, the method comprising the following main processes: taking coal with desulfurizing agent, and first conducting desulfirization and gasification in a molecular gasifier to produce clean coal gas; mixing hot coal gas and low excess air for combustion in the furnace of a boiler; conducting coke refining and dust removal in
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Japan's first 4-Stage combustion control. (Patent No. 2,942,080) Japanese government confers the best economizing energy equipment award on the manufacture, which develops and sells the best economizing energy equipment. IHI L-series (K-750L to K2000L)boilers are all once-through boiler with four-position control and render great effect for
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A system and a method for controlling NO X emissions from a boiler that combusts carbonaceous fuels. The method includes the steps of (a) introducing carbonaceous fuel and combustion air into a furnace of the boiler for combusting the carbonaceous fuel in oxidizing conditions and producing flue gas including NO X and CO, and (b) leading flue gas from the furnace to a catalyst section in a flue
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A boiler with a cyclonic combustor includes a first chamber which is substantially uncooled and refractory lined, a second chamber in fluid communication with the first chamber, ducts for supplying air and fuel directly into the first chamber and for forming a cyclonic flow pattern of hot gases for combustion within the first and second chambers, an exit throat at the end of the second chamber
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taining NOx reduction agent (N-Agent) such as urea or ammonia. This can be accomplished in a number of configurations which may be selected based on site specific conditions [References 4-7]. Combustion Modification – An Economic Alternative for Boiler NOx Control GE Power Systems GER-4192 (04/01) 3 x …
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The invention claimed is: 1. A boiler comprising: an enclosure having a supply for fuel and oxidizer and a supply for a SNCR reagent, wherein the supply for the SNCR reagent includes a regulation valve for the SNCR reagent; a plurality of sensors, each sensor for measuring an information indicative of the NOx concentration over a respective enclosure cross section transverse to flue gas flow
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Gas Fired Boiler, Natural Gas Boiler, Gas Fired Steam Boiler
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US6058855A US09/119,097 US11909798A US6058855A US 6058855 A US6058855 A US 6058855A US 11909798 A US11909798 A US 11909798A US 6058855 A US6058855 A US 6058855A Authority US United States Prior art keywords combustion combustion chamber slag pulverized coal recited Prior art date Liming Legal status (The legal status is an assumption and is not a legal conclusion.
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The boiler has a water circulation system comprising superheaters (8) and a furnace (1) for combustion of fuel and for generating flue gases that contain nitrogen oxides, which flue gases mainly flow upwards in the furnace and further to the superheater zone and via other heat recovery surfaces of the boiler out of the boiler, and a nitrogen oxides reducing agent is introduced into the flue gases.
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Cyclone combustion biomass pellet hot water boilers adopt patent technology there is two pipe with hole in the combustion chamber. The blast fan blow air into the chamber with a cyclone shape. This combustion method can make the pellet realize high combustion rate.
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A combined combustion and steam turbine power plant which includes a steam turbine unit, a boiler unit for supplying steam to the steam turbine unit, and a combustion turbine unit with an exhaust gas duct structure for supplying the turbine exhaust gases to the boiler unit, has at least one heat recovery steam generator arranged in the exhaust gas flow downstream of the boiler unit and
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Hydrogen Technologies offers a CLEAN, ZERO-EMISSION ENERGY SOLUTION for the Commercial and Industrial Boiler Market. There are a wide range of applications for our cleanH2steam DCC™ Boiler, which work much like traditional commercial heat, hot water and industrial steam boilers: be it power generation plants, district heating, food processing
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The coal-NH 3 co-firing technology for coal-fired power generation boilers does not require major equipment modification. As a result, the technology is attracting a great deal of attention from the power industry as a means of reducing CO 2 emissions from existing coal-fired power plants which have no economic CO 2 emission reduction options other than the introduction of biofuels.
Read MoreAug 04, 2021 · JEV's wholly owned subsidiary, Hydrogen Technologies, delivers patented, zero-emission boiler technology to the $30 Billion Commercial & Industrial heat and steam industry in addition to its investment in H2U 's electrocatalyst and low-cost electrolyser platform. JEV also owns and operates producing oil and gas assets in the US Mid
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A system and a method for controlling NO X emissions from a boiler that combusts carbonaceous fuels. The method includes the steps of (a) introducing carbonaceous fuel and combustion air into a furnace of the boiler for combusting the carbonaceous fuel in oxidizing conditions and producing flue gas including NO X and CO, and (b) leading flue gas from the furnace to a catalyst section in a flue
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In a coal burning boiler apparatus, temperature of the pulverized coal to be fed to the boiler can be set depending on the property of the combustion coal, so that stable ignition and combustion can be made regardless of the property of the combustion coal fed. Provided are a coal burning boiler 1, a coal pulverizer 2 for pulverizing massive coal 6 into fine powder, a temperature sensor 18
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US8171893B2 - Oxygen-producing oxycombustion boiler - Google Patents. The boiler of the invention has a circulating fluidized bed, uses solid fuels and the oxygen obtained by high temperature
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Oct 12, 2006 · 1. A process for controlling slag and corrosion in a boiler, reducing both and making the slag less dense and more friable, comprising: identifying the location of at least one slagging problem area in a boiler; introducing a slag control chemical comprising magnesium oxide or hydroxide into combustion gases in a location identified as having a slagging problem; identifying the location of at
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COPPER BOILERS FOR HYDRONIC HEATING AND HOT WATER SUPPLY Code as it relates to the installation of gas fired boilers. The service agency must also have a thorough Temperature Time to Produce 2nd & 3rd Setting Degree Burns on Adult Skin Over 170°F (77°C) Nearly instantaneous 160°F (71°C) About 1/2 second
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