Modeling and optimization of a natural gas pressure

2010-11-1 · station to produce electricity using genetic algorithm In Iran, the common procedure of reducing pressure in natural gas station is using expansion valves, heat exchanger and gas engine, is used in a pressure reduction station to produce electricity. A new and relatively quick method for selecting the number of each type of prime component,

Exhaust gas – Wikipedia

2019-7-29 · Exhaust gas or flue gas is emitted as a result of the combustion of fuels such as natural gas, gasoline, petrol, biodiesel blends, diesel fuel, fuel oil, or coal.According to the type of engine, it is discharged into the atmosphere through an exhaust pipe, flue gas stack, or propelling nozzle.It often disperses downwind in a pattern called an exhaust plume.

INCREASING THE ENERGY EFFICIENCY OF BOILER

2019-8-2 · INCREASING THE ENERGY EFFICIENCY OF BOILER AND HEATER INSTALLATIONS; Keep the boiler clean. Except for natural gas, While the high-grade heat supplied from fuel should be directed to the process needing the highest temperature, its exhaust heat should be used in lower temperature applications. The heat finally exhausted should be at the

Low-NOx Burners for Industrial Boilers | HPAC

2013-1-9 · FGR is the process by which exhaust gas is introduced into the combustion-air stream prior to a burner. Flue gas also is relatively cool (300°F to 550°F, depending on the design of the boiler and whether there is a feedwater economizer) with respect to flame temperature, and flue gas has little oxygen from the combustion process.

Gas central heating boilers and furnaces – How do

Natural gas burns blue when it has the right amount of oxygen. If it burns yellow, there’s not enough oxygen and your boiler may be creating a dangerous, toxic gas called carbon monoxide. That’s why you should always have a carbon monoxide detector somewhere near a gas boiler. Right: This is a very old Chaffoteaux combination gas boiler with

CA2751067A1 – Flue gas recirculation method and

A method and system for improving high excess air combustion system efficiency, including induration furnaces, using a re-routing of flue gas within the system by gas recirculation. Flue gas is drawn from hot system zones including zones near the stack, for re-introduction into the process whereby the heat recovery partially replaces fuel input.

Quantifying Savings From Improved Boiler Operation

2010-9-22 · Exhaust gas temperature, Tex, and excess air, EA, can be measured using a combustion analyzer. For example, consider a natural gas boiler using 50% excess combustion air at 70 F and exhausting combustion gasses at 400 F. The results from this method are

Recent Patents on Boiler Burners for Natural Gas |

2019-7-28 · Background: With the development of natural gas and shale gas worldwide, the consumption of gas will continue to increase in the future. Natural gas is flammable and explosive, and the exhaust gas produced during the combustion of natural gas in boiler burners is one of

the boiler waste gas fired boilers soot production –

Exhaust Gas Boiler – Marine steam boilers the only method of reducing SO2 production from a boiler cleaning perspective is an increase in boiler efficiency, which can be achieved by intelligent boiler cleaning. Natural gas is frequently combusted in gas turbines as well as boilers.The waste heat from a gas turbine, in the form of hot

Quantifying Savings From Improved Boiler Operation

2010-9-22 · Exhaust gas temperature, Tex, and excess air, EA, can be measured using a combustion analyzer. For example, consider a natural gas boiler using 50% excess combustion air at 70 F and exhausting combustion gasses at 400 F. The results from this method are

Boiler (power generation) – Wikipedia

2019-7-14 · The source of heat for a boiler is combustion of any of several fuels, such as wood, coal, oil, or natural gas. Nuclear fission is also used as a heat source for generating steam. Heat recovery steam generators (HRSGs) use the heat rejected from other processes such as gas turbines.. Solid fuel firing. In order to create optimum burning characteristics of the fire, air needs to be supplied

KEY COMPONENTS OF BOILERS | Boilers Guide

The boiler is the part of the system that heats the water to be distributed. The key elements of a boiler include the burner, combustion chamber, heat exchanger, exhaust stack, and controls. Boiler accessories including the flue gas economizer are also commonly used as an effective method to recover heat from a boiler. Key Components of Boilers

Industry Natural Gas Hot Water Atmospheric Pressure

Water Boiler,Hot Water Boiler,Gas Hot Water Boiler. When the vacuum hot water boiler is running, the vacuum pump is used to pump the boiler first, so that the internal pressure of the boiler is in a state of vacuum negative pressure, and the air inside the boiler is exhausted by using a thermal exhaust method.

Flue Gas Recirculation for NOx Reduction

2004-12-9 · A modern boiler, for example, has flue gases no higher than and 5% conditions ideal for FGR systems. However, many industrial processes many industrial processes have flue gases that are too hot or too high in oxygen to be useful. Experience suggests that reducing the NOx emissions of modern industrial and the flue gas temperature is

Boiler Calculations – energy.kth.se

2003-10-30 · Normally in a steam boiler design assignment the parameters describing the live (output) steam, e.g. mass flow, pressure and temperature are given. If the steam boiler to be designed has a reheat cycle, also reheat pressure and temperature are given. Reheat steam mass flow can be

Modeling and optimization of a natural gas pressure

2010-11-1 · station to produce electricity using genetic algorithm In Iran, the common procedure of reducing pressure in natural gas station is using expansion valves, heat exchanger and gas engine, is used in a pressure reduction station to produce electricity. A new and relatively quick method for selecting the number of each type of prime component,

Increasing Natural Gas Boiler Efficiency by Capturing

2015-3-2 · Increasing Natural Gas Boiler Efficiency by Capturing Waste Energy from Flue Gas Mark Schiffhauer, ATSI Engineering Services Cameron Veitch, Combustion and Energy Systems Scott Larsen, New York State Energy and Development Authority ABSTRACT A Stack Gas Heat Recovery System utilizing a condensing heat exchanger was designed,

Steam Calculators: Boiler Calculator

Steam, Boiler, and Blowdown Pressure are the same. Combustion Efficiency is the % of fuel energy that is directly added to the feedwater and not otherwise lost or used. Blowdown Rate is the % of incoming feedwater mass flow rate that leaves the boiler as a saturated liquid at boiler pressure.

Reduction of fuel consumption and pollutants emissions

2015-1-28 · Reduction of fuel consumption and pollutants emissions in a steam boiler using cerium nitrate additive . AUREL GABA1, This paper deals with the possibility of reducing the fuel consumption in a steam boiler supplied with lignite and natural gas by using additives. lignite and fuel oil and an industrial boiler installed at a refinery

Natural Steam Methane Reforming (SMR) – Inside Mines

2015-1-5 · Hydrogen from Natural Gas via Steam Methane Reforming (SMR) Energy efficiency of hydrogen from natural gas Natural Gas Reforming Reactor High Temperature Shift Reactor Low Temperature Shift Reactor Hydrogen Purification Fuel Gas Flue Gas Hydrogen Methanation Steam Boiler 3,742,371 Post Reformer Cooler 2,238,933

CONTACT US