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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

About Us

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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Series and Parallel Demand Sharing in Multi-Boiler System

  • Offshore price : $20000-$100000 Get a quote on the right form
  • Minimum order quantity : 1 set :Series and Parallel Demand Sharing in Multi-Boiler System
  • Supply Capacity : 10 units/month :Series and Parallel Demand Sharing in Multi-Boiler System
  • Manufacturer/Brand : Fangkuai boiler
  • Port : Anyang
  • payment terms : Letter of Credit, Wire Transfer, VISA

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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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  • Series and Parallel Demand Sharing in Multi-Boiler …

    Options for multiple boiler plants - HPAC MagazineGet Price

  • series or parallel boilers — Heating Help: The Wall

    Feb 25, 2004 · Demand sharing also can be implemented in parallel or series. In parallel, the boilers share the total demand using equal firing rates. On load increase, the firing rate of each increases equally until the load requires an additional boiler. Then, the firing rate of the active boilers decreases to compensate for the firing rate of the additional boiler. Steam boilers …Get Price

  • I. PIPING DIAGRAMS - Water and Space Heating

    boiler zoned distribution system If they are simply substituted for cast iron boiler problems are likely to develop, most both series and parallel primary/secondary systems require a complexities and costs of a parallel system and primaryGet Price

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  • Boilers in series or parallel - Boiler and Pressure Vessel

    The advantage of a parallel arrangement is that the primary loop pump is also you're boiler circulating pump. It's creating your flow through the boilers as well as your primary circuit because the boilers are integral to it. This works well when the flow required through the boilers is the same or nearly the same as your primary loop.Get Price

  • Beyond Primary / Secondary Piping - Caleffi

    May 19, 2008 · RE: Boilers in series or parallel. insult2injury (Mechanical) 13 May 08 16:32. Boiler HP is common terminology. 1 Boiler HP = 33,475 Btu/h ---> which is the amount of energy required to generate 34.5 lbm/hr of saturated steam at atmospheric pressure …Get Price

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    The new NHB boiler series is the next in line of innovations from Navien. All NHB boilers have Navien's advanced burner system, an industry-leading AFUE of 95% and turn down ratios up to 15:1. Now available in four sizes NHB 55, NHB 80, NHB 110 and NHB 150.Get Price


    Jul 14, 2015 · Load compensation that targets supply water temperature similar to outdoor reset functions. This allows the boiler to fire to a lower supply water temperature to satisfy demand, increasing energy savings while reducing complexity and OA Reset curve set-up. Need for only one zone module (CZM100) for either system zone valves and circulators.Get Price

  • Standby Steam Plant - Eugene, Oregon

    Steam generation plants, therefore, by definition incorporate three major systems that all must operate in parallel to create power: (1) a system to provide water and remove condensate, (2) a system to fuel the boiler and create steam, and finally (3) a system to convert that steam into power and distribute it to users.Get Price

  • Options for multiple boiler plants - HPAC Magazine

    Series- Piping the outlet of one heater into the inlet of the next. Why shouldn't I pipe in series? Piping in series can cause the first heater to fail sooner than the second. The reason this happens is you are using the full capacity of the first heater and only upon an increased demand, is the second heater cycled on. This causes the first Get Price

  • 10 Best Boilers of 2020 | Gas, Propane, Oil, Electric

    May 06, 2020 · The Slant/Fin Sentry boiler is a gas hot water boiler with an efficiency of 84.4% AFUE. The Sentry comes with several noteworthy features such a pre-purge option to conserve heat, a LED display which monitors system water temperature and allows the user to control the temperature as well, and a specially-designed insulated jacket to prevent heat loss and reduce …Get Price

  • Gas-Fired Boilers | Building America Solution Center

    Boilers can provide zoned heating with parallel piping loops. (Source: Calcs Plus.) Figure 4. A boiler system can be set up with primary and secondary loops to supply hot water for multiple uses. (Source: Calcs Plus.) Figure 5. Baseboard radiators …Get Price

  • Parallel vs. Series Piping - Hot Water

    used for load management is Parallel or Series Demand Sharing. In parallel demand sharing, the available boilers share the total demand simultaneously by taking up an equal firing rate to meet the load. On load increase, the firing rate of all modulating boilers will increase equally until the load requires an additional boiler. AtGet Price

  • Boiler Water Loops HVAC Heating Quality Tips 101

    The One Pipe Series Hydronic Loop uses less pipe than any other hydronic piping arrangement. Therefore it is less expensive to install the piping. However, you need bigger radiators or longer baseboards. However, only at the end of the loop because this part of …Get Price

  • Piping Layouts for Hydronic Heat - JLC Online

    Mar 01, 2016 · March 1, 2016 By Mike Miller. One of the main goals when installing multiple boilers in an application is to increase operating efficiency by being able to more accurately match the boiler plant's output to the load of the building. Another resulting benefit includes gained redundancy. If one boiler is down for maintenance purposes, the remaining boiler (s) …Get Price

  • US7819334B2 - Multi-stage boiler staging and modulation

    Mar 10, 2015 · Methods and devices for controlling multi-stage boiler systems. In one illustrative embodiment, the number of stages to be used is determined in a staging control sequence in response to a heating load, and in some cases, the individual stages are modulated to meet a heating load. In some embodiments, the staging control sequence may include observation of …Get Price

  • Question - Multi zones with Nest thermostat | AVForums

    Feb 26, 2021 · If you want multi zone control with Nest then you need a Nest Stat & Heat Link for every zone. And if you underfloor heating is a single manifold then also allow for a manifold wiring centre to make wiring the heat link to the thermal actuators plus dealing with the manifold pump & boiler demand signal easier - a Heatmiser UH4 would do the trick (assuming 230v thermal …Get Price

  • Boiler instrumentation-and-controls - SlideShare

    Feb 22, 2013 · Boiler Instrumentation Control is the control over the industrial boilers. It consists of several control loops to control various systems related to a boiler. The main control of boilers include combination control and feedwater control. To do the various operations in control different hardware methods are used.Get Price

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