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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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Solar Thermal Technology and Condensing Boilers

  • Offshore price : $20000-$100000 Get a quote on the right form
  • Minimum order quantity : 1 set :Solar Thermal Technology and Condensing Boilers
  • Supply Capacity : 10 units/month :Solar Thermal Technology and Condensing Boilers
  • 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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  • (PDF) Energetic and Economic Analysis of a Solar-Assisted

    The average thermal efficiency of the solar field is about 41% on yearly basis, whereas the Gross Solar Yield amounts to 687 kWh/(m2y). As mentioned before, the gas boilers compensate the solar field output in order to achieve a constant oil temperature at the evaporator of the ORC unit.Get Price

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    Sep 03, 2005 · Modern thermal stores are run at approx 75C. Stratification means that the bottom of the cylinder is at a much lower temperature than the top. Using two cylinder stats, one top and one bottom means that the bottom of the cylidner will be below 50C before the boiler is switched in. The two stats also eliminate inefficient boiler cycling.Get Price

  • Gas heating system advice - WOLF

    The WOLF solar heating: solar thermal and condensing boiler technology. The proven variant of a gas hybrid heating system combines the gas condensing boiler with a solar thermal system. Depending on the building, the solar collectors can generate 20 to 50% of the heat. From March to October, the gas boiler is idle with correspondingly Get Price

  • Are renewable heating options cost-competitive with fossil

    Dec 01, 2021 · Variable operating costs depend on annual heating demand, technology efficiency and consumer fuel prices. Electric heat pumps – especially ground-source systems – are by far the most efficient technology, with their coefficient of performance about three to five times higher than the efficiency of condensing gas and oil boilers.Get Price

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    A solar thermal system can produce between 40-70% of the hot water required by a family of 4. It's likely that during the coldest months your hot water will need to be supplied by a traditional boiler or an immersion heater, but the solar thermal system should significantly reduce how often you need to use them.Get Price

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    Oct 01, 2019 · The Domestic Hot Water (DHW) system is fed by 43 m 2 of vacuum solar thermal collectors mounted on the south-east and south-west oriented pitches and coupled with two tanks of 2000 L. A 94 kW condensing boiler is used as back of solar collectors. The heating supply is centralized, and the main heat generator is the 171 kW air water heat pump.Get Price

  • Daikin GCU compact

    a separate thermal store featuring the ECH 2 0 tank. As the price of fuel continues to increase each year, selecting the right boiler for your home is more important than ever. Combining the power of modern gas condensing technology with a thermal store and solar storage tank, our GCU compact is an ideal boiler to meet your heating and hot Get Price

  • Combining a geothermal heat pump with a boiler | 2016-01

    Jan 11, 2016 · His latest textbook "Heating With Renewable Energy," will be released in January 2016 from Cengage Publishing. It shows how to use modern hydronics technology to create systems supplied by solar thermal, heat pump and biomass heat sources. Additional information is available at Price


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  • Gas condensing boilers - Viessmann US

    Condensing technology not only utilizes the heat from the combustion of gas, but also the unused heat that would escape up the chimney with a conventional heating system. Condensing boilers can achieve excellent efficiency of up to 98% by extracting the majority of the heat contained in the flue gases and converting it into additional heating Get Price

  • What is a Solar Thermal Heating System? | Boiler Guide

    All new boilers are condensing where older models may not be, however this does mean the boiler requires replacement as long as it boiler is in good working condition. The Solartwin combi preheat system offers a non – intrusive solution …Get Price

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    Oct 01, 2019 · The Domestic Hot Water (DHW) system is fed by 43 m 2 of vacuum solar thermal collectors mounted on the south-east and south-west oriented pitches and coupled with two tanks of 2000 L. A 94 kW condensing boiler is used as back of solar collectors. The heating supply is centralized, and the main heat generator is the 171 kW air water heat pump.Get Price

  • Feeding H2-admixtures to domestic condensing boilers

    Hence, preliminary, analysis is carried out to determine these conditions, i.e. thermal input and equivalence ratio, of domestic condensing boilers fed with mixtures having different H 2 contents. Besides, special attention is devoted to the interaction between flames as one of the main features of the perforated burners is that the holes are Get Price

  • Condensing boilers - FERROLI

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    In addition, oil condensing boilers can be optimally combined and operated along with solar thermal energy. The solar collectors help the condensing device in heating and preparing domestic hot water. In summer, the condensing boiler can often be switched off because the solar system heats the water by itself.Get Price

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