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θrion Gas Fired Steam Boiler

Capacity:1-20t/h

Rated thermal efficiency: 100-104%

Fixed working pressure: ≤1.6MPa

Applicable fuel:natural gas etc.

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Gas(oil) Fired Integrated Hot Water Boiler

Capacity:0.7-14MW

Rated thermal efficiency:96-98%

Fixed working pressure:≤1.25MPa

Applicable fuel:Natural gas, light oil, etc.

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H6 Gas Fired Hot Water Boiler

Capacity:0.7-2.8Mw

Rated thermal efficiency: 97.2-106%

Fixed working pressure:0.1MPa

Applicable fuel:Natural gas, etc.

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T7 Vacuum Hot Water Boilerr

Capacity:2.8-7.0Mw

Rated thermal efficiency:≥105.5%

Fixed working pressure:-0.02MPa

Applicable fuel:Natural gas, etc.

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V6 Gas Fired Hot Water Boiler

Capacity:99Kw

Rated thermal efficiency:97.2-104.4%

Fixed working pressure:1.0MPa

Applicable fuel:Natural gas, etc.

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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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  • CHAPTER 39 BOILER WATER TREATMENT

    controlling boiler corrosion, corrosion can still occur. An example is the direct attack by steam of the boiler steel surface at elevated temperatures, according to the following reaction: 4H2O + 3Fe - Fe3O4 + 4H2t (1) This attack can occur at steam-blanketed boiler surfaces where restricted boiler water flow causes overheating.Get Price

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    35. Heat is transferred by all three modes of transfer, viz, conduction, convection and radiation in (a) electric heater (b) steam condenser (c) melting of ice (d) refrigerator condenser coils (e) boiler. Ans: e. 36. According to Prevost theory of heat exchange (a) it is impossible to transfer heat from low temperature source to t high Get Price

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    Fit a steam gage, so that you may know what is happening. (4.) Test your boiler under steam, and don't work it at more than half the pressure to which it has been tested. (See p. 220.) In the present chapter we will assume that the barrels of all the boilers described are made out of solid-drawn seamless copper tubing, which can be bought in Get Price

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  • Condensing Boiler Archives - Velocity Boiler Works

    Nov 26, 2012 · Get to Know the New Phantom Boiler. June 12, 2014. Crown Boiler is excited to announce the launch of their latest product, the Phantom. This wall-mounted condensing boiler has a stainless steel water tube heat exchanger, and upon launching will be Crown's most efficient offering. Set to be released this ….Get Price

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    May 07, 2015 · 250+ Steam Boilers Interview Questions and Answers, Question1: What is the function of a Boiler? Question2: Briefly explain the Boiler mounting, and name its classifications? Question3: What is a valve? Question4: Discuss the function of Safety, Stop, and Feed check valves? Question5: What is meant by a piston and cylinder?Get Price

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    Dec 20, 2021 · interview questions | InterviewAnswers Feb 12, 2021 · Viva Questions & answers for preparation of BOE exam & interview . 26-A boiler's SH steam line safety valve is set at 72 kg/cm2 & blow down rate kept 2.5%, calculate the pressure at whichGet Price

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    Steam is generated in boilers under certain conditions of feed water and exists as steam while a certain amount of fuel is burnt. To study the performance of boiler, some experiments are conducted by operating, the boiler for a certain length of time and recording the data.Get Price

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  • Vapor Power Cycles

    Increasing the Boiler Pressure (Increase TH) Increasing the operating pressure of the boiler leads to an increase in the temperature at which heat is transferred to the steam and thus raises the efficiency of the cycle. Fig.6: The effect of increasing the boiler pressure on the ideal cycle. 1' 3' 2 1 s T 2' 4' 4 Decrease in wnet Increase inGet Price

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    Steam Boiler Skimming. May 30, 2019. By Ron Beck, Outside Technical Advisor and Manager of Training for U.S. Boiler Company Skimming a steam boiler is the process of removing any oil from the water volume. If not completed properly, the presence of oil can cause the boiler to surge, as the water's ability to flash to steam is affected.Get Price

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    The remaining steam continues to expand to 6 kPa. Steam is then condensed at constant pressure and pumped to the boiler pressure of 8 MPa. Steam leaves the process heater as a saturated liquid at 500 kPa. The mass flow rate of steam through the boiler is 20 kg/s.Determine (a) the rate of process heat supply and (b) the net power developed.Get Price

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  • Product News Archives - Velocity Boiler Works

    Sep 25, 2013 · Velocity Announces New Raptor, Shadow Boilers. April 26, 2016. Philadelphia, PA (April 20, 2016) – With the introduction of Velocity Boiler Works' newest Raptor and Shadow models, wholesalers and contractors have a full line of highly efficient condensing boilers from one source with exciting new designs and features. The ….Get Price

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    Page 2 of 4 Sample Questions Steam Certification Board 4. The water column for a boiler must be located: a. On the right side of the boiler. b. At the normal operating water level. c. On the front of the boiler. d. On the left side of the boiler. Class IV Boiler Fireman 1. A boiler that is priming has: a. Air vented from the drum. b. A low water condition.Get Price

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