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Domestic hot water and heating series: gas hot water boiler, vacuum hot water boiler, vertical atmospheric pressure hot water boiler, electric hot water boiler Factory use, high temperature steam: wns fuel gas steam boiler, szs water tube steam boiler, vertical steam boiler, electric steam boiler

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FANGKUAI is founded in 1998, which is a clean fuel boiler enterprise integrating R&D, manufacturing, sales and service. In the past 20 years of development and innovation, the company has grown into a global enterprise, and its products have been exported to more than 80 countries including Russia, Mongolia and Thailand, and have established long-lasting cooperative relations with local enterprises!

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Off Topic Boiler firing method question

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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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  • Out door wood boilers

    Nov 09, 2015 · Off-Topic; Out door wood boilers; Welcome to NESR! Most features of this site require registration, including replying to threads, sending private messages, starting new threads, and uploading files. Click here to register. If this is your first visit, be sure to check out the FAQ by clicking the link above. You Get Price

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    Jul 07, 2011 · For starters, in locomotive boilers, there is always heat (energy) flowing out (unless the boiler has only water at ambient temperature) and usually flowing in (unless the fire has gone out). First, we'll assume the fire is out but there is still pressure in the boiler since this is a bit simpler: Heat flows out of the boiler primarily in two ways.Get Price

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    Nov 09, 2021 · If you switch the boiler off at the mains then do a 24 hour test at the gas meter, that should nail whether there is an gas usage at all. So you can save money by switching it off, your boiler would then be subject to condensation which some say is an issue, but modern boilers don't have a permanent pilot, so it can't matter that much.Get Price

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    Feb 23, 2019 · This electrical difference is an elecric magnet and holds the main gas valve open allowing you to then turn on and turn up the main burner set. It fails safe if the pilot blows out it cools down, no electrical difference gas valve shuts down. Hope this helps Rob Foster aka. centralheatking. Reply to Thorn Housewarmer S Gas Fire & Back Boiler in Get Price

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    Sep 08, 2010 · Steam Temperature Control. September 8, 2010. Steam temperature is one of the most challenging control loops in a power plant boiler because it is highly nonlinear and has a long dead time and time lag. Adding to the challenge, steam temperature is affected by boiler load, rate of change of boiler load, air flow rate, the combination of burners Get Price

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    Dec 05, 2010 · ashfaq is talking about an oil refinery fired heater, quite different than a boiler. If a leak develops in a boiler tube some water or steam will spill out. If a leak develops in a refinery heater, an oil product will spill out and the whole heater will …Get Price

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    Jul 27, 2013 · Regarding a short tube nest, I have one in my marine style boiler on the MEG steam "Wendy", but it has not caused me any problems, and neither has the shallow firing area. It is free steaming on both coal and propane and is able to pull heavy loads up long grades while maintaining pressure or even popping off.Get Price

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    Apr 01, 2016 · First things first. Turn the boiler off at the mains. You do not want it firing when mucking about with 115psi or so of oil squirting out at you - 999 and hospital job. Looks like it's the switch to the right of the boiler (follow it's wire). For more peace of mind you could also unclip the black connection in front of the air hose.Get Price

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    Aug 13, 2003 · overlay on boiler tubes. By chall Date Kefid03 11:42. There are several issues you have to be clear on before you start: - You must have an R stamp to do repairs in a boiler, unless you are covered under the owner user clause. - The client may have ideas that are a little different than yours (one example we ran into: we have an SMAW WPS for Get Price

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    Dec 27, 2018 · Forums » Off-Topic Discussion » End of world fuel idea solar and steam powered generator. Idea is, you cannot always sit around for a panel to power you up, toss in some wood, fire up the boiler and use some good old fashion steam to turn a generator and charge the batteries. I always thought a vehicle modified with a wood gasifier Get Price

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    Aug 13, 2003 · overlay on boiler tubes. By chall Date Kefid03 11:42. There are several issues you have to be clear on before you start: - You must have an R stamp to do repairs in a boiler, unless you are covered under the owner user clause. - The client may have ideas that are a little different than yours (one example we ran into: we have an SMAW WPS for Get Price

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    Nov 26, 2019 · What I would like to be able to measure is the amount of time the boiler is actually firing for. As the boiler was sized before the house was better insulated, for a higher room temperature than is actually being required, for DHW which isn't constantly being produced, before TRVs were fitted, and for (presumably) -1°EAT, most of the time it Get Price

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    You lit a small fire to warm the house up and because things were vented slow in the coal days it worked fine. Here's a quote from Dave's article. "Now compare this to our current boilers sized with current methods. The chief goal is to get the system piping heated up very quickly and the radiators completely filled with steam ASAP.Get Price

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    May 12, 2014 · Alternatively with a Worcester boiler connect the safety switch so that it breaks the Ls supply from the boiler to the control system. Neither method would break the requirement for 0.75 in the boiler supply, or require you to make the system more complicated than necessary. Follow the KISS principal of engineering and you won't go wrongGet Price

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    Oct 03, 2013 · Essentially, when operating a carbon steel boiler, the pH of the boiler water should be controlled in the pH 10 range. The reason for this is to minimize the general corrosion rate of the carbon steel. The traditional method of obtaining this water condition is by the use of Alkaline chemicals; Carbonates, which become hydroxides, Hydroxides Get Price

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    Oct 23, 2015 · Firing rate is a function of Boiler Load or in other words, Steam Load demand governs the load of the boiler and fuel firing. If you see the typical (almost the same for all the boiler brands)firing rate logic on the boiler instrumentation line diagram, the signal for firing command is initiated by the steam pressure controller, also called master control.Get Price

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