boiler flue gas

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Popular products


θrion Gas Fired Steam Boiler


Rated thermal efficiency: 100-104%

Fixed working pressure: ≤1.6MPa

Applicable fuel:natural gas etc.


Gas(oil) Fired Integrated Hot Water Boiler


Rated thermal efficiency:96-98%

Fixed working pressure:≤1.25MPa

Applicable fuel:Natural gas, light oil, etc.


H6 Gas Fired Hot Water Boiler


Rated thermal efficiency: 97.2-106%

Fixed working pressure:0.1MPa

Applicable fuel:Natural gas, etc.


T7 Vacuum Hot Water Boilerr


Rated thermal efficiency:≥105.5%

Fixed working pressure:-0.02MPa

Applicable fuel:Natural gas, etc.


V6 Gas Fired Hot Water Boiler


Rated thermal efficiency:97.2-104.4%

Fixed working pressure:1.0MPa

Applicable fuel:Natural gas, etc.


Electric Steam Boiler

Capacity:0.5-4.0 t/h

Rated thermal efficiency:98%

Fixed working pressure:≤1.25MPa

Applicable fuel:electric energy


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  • Boiler Flue Regulations 2022: A Simple Guide | Skills

    Firetube Boiler - Tube Design Another tube design Cleaver Brooks has developed with extended heating surface. Aluminum extrusion is used inside a tube. CFD simulations are performed to optimize aluminum extrusion profile and flue gas flow through the channels. Aluminum thermal conductivity is about 5 times of steel. With proper optimization,Get Price

  • Commercial boiler flue systems - Hamworthy Heating

    When changing commercial boilers from atmospheric boilers to condensing boilers the existing flues on this type of system are not able to deal with the modern pressurised and wet system where condensate will form. Modern condensing boilers generate condensate from the flue gases at a rate of around 13 litres per hour for a 100kW boiler Get Price


    1-2 Potential Locations of Flue Gas Heat Exchangers for Coal-Fired 3 Units With and Without SO 2 Scrubbers. 1-3 Applications of Condensing Heat Exchangers for Pretreating Boiler 4 Flue Gas Prior to Processing by Flue Gas CO 2 Scrubbers and for Removing Moisture from Concentrated Streams of CO 2 Prior to CO 2 Compression.Get Price

  • Application Note: Flue Gas Analysis as a Boiler Diagnostic

    Flue Gas Analysis as a Boiler Diagnostic Tool Overview, and Traditional Application Combustion flue gas analysis has been used by Power Plant Operators for decades as a method of optimizing fuel/air ratio. By measuring the amount of excess oxygen and/or CO in the flue gases resulting from combustion, plant operators can operate at the bestGet Price

  • The smell of Gas from the boiler flue - JSL Heating Glasgow

    Because it was a potential gas issue, we arrived as quickly as we could and began examining the boiler. The smell of gas is actually added in as a safety feature because gas itself is odourless. So what they were smelling was the unburnt chemical that was coming from the flue. This is actually fairly normal. However the smell was stronger than Get Price

  • 1.4 Natural Gas Combustion

    from natural gas-fired boilers are flue gas recirculation (FGR) and low NOx burners. In an FGR system, a portion of the flue gas is recycled from the stack to the burner windbox. Upon entering the windbox, the recirculated gas is mixed with combustion air prior to being fed to the burner. The recycled flue gasGet Price

  • Flue Gas Condensation Could Be Killing Your Boiler

    Flue gas condensation is a good thing when going for record efficiencies in a hydronic system, but the boiler and stack must be designed to handle the condensate. If either are incorrectly selected for the application or are not installed properly, flue …Get Price

  • Incredibly noisy boiler from flue. |

    Oct 06, 2021 · Plumber. Messages. 2,273. Feb 13, 2020. #2. Heathfield said: I've just had a Worcester Bosh 25-32 Heat Slave oil fired boiler installed and the sound from the flue is like a jet engine and can be heard 25 yards away at the bottom of my garden. I'm told oil fired boilers are quite noisy but this is ridiculous. Is this normal.Get Price

  • Flue gas filtration of biomass boilers | G&G filtration

    Flue gas filtration of biomass boilers. Dedusting and filtration of flue gases from a coal or biomass boiler is a very important topic due to the increasingly stringent requirements for the discharge of solid pollutants into the air. Most of the operated biomass boilers, mostly of older production date, are equipped only with cyclone separators Get Price

  • Flue Gases - Dew Point Temperatures

    Flue gas dew point temperature is the temperature where condensation of water vapor in the flue gas starts. Dew Point Temperature of Flue Gases (pdf) Sponsored Links. Combustion - Boiler house topics - fuels like oil, gas, coal, wood - chimneys, safety valves, tanks - combustion efficiency. Sponsored Links.Get Price

  • Power 101: Flue Gas Heat Recovery in Power Plants, Part I

    Apr 01, 2010 · The temperature of the flue gas leaving the boiler is commonly reduced in an air preheater (APH) when the sensible heat in the flue gas …Get Price

  • Flue Gas Condensers |

    An SRU flue gas waste heat recovery system can be installed with any natural gas or LPG fired power burner boiler or heating unit. When the heating unit is required to operate on oil the flue gases will have to be bypassed from the waste heat recovery unit. Flue gas recovery systems have been used around the world for over 20 years.Get Price

  • Improve Your Boiler's Combustion Efficiency

    Flue Gas Analyzers The percentage of oxygen in the flue gas can be measured by inexpensive gas-absorbing test kits. More expensive (ranging in cost from $500 to $1,000) hand-held, computer-based analyzers display percent oxygen, stack …Get Price

  • Gas-Fired Boilers - Code Compliance Brief | Building

    The intent of this brief is to provide code-related information about gas-fired boilers to help ensure that the measure will be accepted as being in compliance with the code. Providing notes for code officials on how to plan reviews and conduct field inspections can help builders or remodelers design installations and prepare construction documents, and provide jurisdictional …Get Price

  • Are fumes from a boiler flue dangerous?

    Mar 18, 2020 · The gases that the boiler flue disperses outdoors, including carbon monoxide, are potentially harmful, which is why the regulations surrounding them are getting stricter. Boiler flue regulations ensure that the gases being expelled don't re-enter the home, which would instantly make the flue redundant.Get Price

  • How to deal with the flue gas of natural gas boiler

    Dec 27, 2021 · Natural gas boiler flue gas treatment The degree of natural gas flue gas treatment is determined by local environmental protection requirements. The natural gas boiler itself emits less pollutants. For remote areas, ordinary gas boilers can operate normally. If the emission of nitrogen oxides is required, such as 30 mg per cubic meter The Get Price

  • Boiler Efficiency Improvement & Heat Loss Explained in

    Dry Flue Gas Losses. This account for major heat losses amongst all. If the flue gases leaving the boiler is at a high temperature than the temperature for which it is designed, then most of the heat is getting wasted leading to reduced boiler efficiency. Heat Loss Due to Moisture in FuelGet Price

  • Flue gas heat exchanger for steam boilers - Bosch

    Flue gas heat exchanger for steam boilers. With the effective recovery of flue gas heat, you can save up to 14% on fuel and, at the same time, reduce emissions. A flue gas heat exchanger, also called an economiser, is part of the standard equipment for energy-optimised and environmentally friendly boiler operation.Get Price

  • Boiler Flues - Ultimate Guide with Boiler Flue Regulations

    Nov 05, 2019 · What is a boiler flue? Definition: A boiler flue is a component which enables gas to escape safely from boiler. In most cases, this is a pipe or a duct, which is fitted to the boiler to carry exhaust gases away from your home safely. The aim is to remove waste products without exposing you or anyone around you to them.Get Price

  • How to deal with the flue gas of natural gas boiler

    Dec 27, 2021 · Natural gas boiler flue gas treatment The degree of natural gas flue gas treatment is determined by local environmental protection requirements. The natural gas boiler itself emits less pollutants. For remote areas, ordinary gas boilers can operate normally. If the emission of nitrogen oxides is required, such as 30 mg per cubic meter The Get Price

  • What is a Flue Gas Waste Heat Recovery Boiler--ZBG

    The flue gas waste heat recovery boiler is a kind of boiler equipment that recovers and utilizes the high temperature flue gas waste heat discharged during the production of the enterprise to produce hot water or steam for use in other sections. The flue gas waste heat boiler is composed of a steam drum, downcomer, riser, and waste heat Get Price

  • Boiler Flue Regulations Explained | Boiler Guide

    A boiler flue is a pipe or duct that's attached to gas boilers which allows waste gases produced during the heating process to safely leave the building. You might recognise them as those black or white ducts that stick out of buildings expelling gas.Get Price

  • Flue Gas Recirculation for NOx Reduction

    the process flue gases have to be relatively cool and have a fairly low oxygen content. A modern boiler, for example, has flue gases no higher than and 5% conditions ideal for FGR systems. However, many industrial processes have flue gases that are too hot or …Get Price

  • Flue Gas Dampers - California Boiler

    What is a Boiler Flue? When a boiler is functioning, it produces waste gases that need to be eliminated from the system. The flue is essentially the pipe that transports these gases out of the boiler. As the gases can be potentially harmful, it's important that the flue is situated in such a way that the waste gases do not re-enter the property.Get Price


    publication "Packaged Boiler Engineering Manual " offers a helpful general overview for typical Firetube boilers and other large commercial and industrial products. Stack design can a significant impact. A good stack design will provide a smooth flow and transition of the flue gas as it exits the building while a poor design that has turbulenceGet Price

  • Flue gas temperature or flue gas loss | Bosch steam …

    The flue gas temperature is decisive for the combustion efficiency of steam boilers without flue gas condensation. The feed water used in the economiser to cool the flue gases in systems with thermal deaerating is however not colder than 103°C. This can only be used to reduce the flue gas temperature economically in the economiser to roughly 120°C.Get Price

  • Flue Gas - an overview | ScienceDirect Topics

    Flue gas dampers are installed in the connection pipe between a boiler and the chimney and close the flue gas path, if the chimney is no longer in use. The flow safeguard prevents the cooling down of the heat generator and the installation room, which helps to save energy.Get Price

  • What is a Boiler Flue and How Do They Work? | Ideal Heating

    The flue is simply a piece of pipework or duct that moves gases and hot air from the combustion chamber of the boiler to outside. With condensing boilers, the flue is effectively part of the heating system, as it is the heat from the burned gases that starts warming the returning water from the system. While the incoming water is getting warmer Get Price

  • Power plant and calculations: Boiler calculations for

    Feb 12, 2021 · Boiler calculations for Boiler operation Engineer Exam (BOE) 1-Oxygen percentage in Boiler outlet flue gas is 4.9%, then what will be the percentage of excess air? We have excess air EA = O2 X 100 / (21-O2) EA = 4.7 X 100 / (20-4.7) EA = 30.71%. 2-Calculate the Oxygen level (O2) in flue gas, if excess air is 25%.Get Price

  • Boiler Flue Gas Scrubber – Wet Scrubbers - Drizgas

    Combustion of fuel with air generates flue gases that contain Sulfur Dioxide (SO 2), Carbon Dioxide (CO 2), Ash, Water vapor (H 2 O). Highlights Flue-gas desulfurization(FGD) is a set of technologies used to remove sulfur dioxide (SO from exhaust flue gases of fossil-fuel power plants, and from the emissions of other sulfur oxide emitting Get Price

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