drying fuel steam normal pressure fire tube boiler
Capacity:1-20t/h
Rated thermal efficiency: 100-104%
Fixed working pressure: ≤1.6MPa
Applicable fuel:natural gas etc.
Capacity:0.7-14MW
Rated thermal efficiency:96-98%
Fixed working pressure:≤1.25MPa
Applicable fuel:Natural gas, light oil, etc.
Capacity:0.7-2.8Mw
Rated thermal efficiency: 97.2-106%
Fixed working pressure:0.1MPa
Applicable fuel:Natural gas, etc.
Capacity:2.8-7.0Mw
Rated thermal efficiency:≥105.5%
Fixed working pressure:-0.02MPa
Applicable fuel:Natural gas, etc.
Capacity:99Kw
Rated thermal efficiency:97.2-104.4%
Fixed working pressure:1.0MPa
Applicable fuel:Natural gas, etc.
Capacity:0.5-4.0 t/h
Rated thermal efficiency:98%
Fixed working pressure:≤1.25MPa
Applicable fuel:electric energy
Fire Tube Boilers Also referred to as smoke tube boilers, shell boilers, package boilers Multiple gas paths - 2, 3 and 4 pass Internal furnace or fire box as the 1st pass Dry back or wet back design Single fuel or dual fuel design Little or no steam separation equipmentGet Price
A steam heating system takes advantage of the high latent heat which is given off when steam condenses to liquid water. In a steam heating system, each room is equipped with a radiator which is connected to a source of low-pressure steam (a boiler). Steam entering the radiator condenses and gives up its latent heat, returning to liquid water.Get Price
Using the following mass flow equation for saturated steam the pressure downstream of the surplussing valve (P2) can be calculated: In this example, at low fire, the boiler pressure is given as 12 bar g (13 bar a). It can be calculated from Equation 3.21.2 that the pressure after the fully open surplussing valve is 11.89 bar g (12.89 bar a).Get Price
- Direct steam-type humidifiers inject boiler-generated steam directly into the air stream. These systems normally operate above 70 degrees C (158 degrees F), and Legionella cannot survive at that temperature. - Atomizing humidifiers use mechanical devices or pneumatic air to create a water mist that evaporates into the air stream.Get Price
The term boiler is applied to the single heat source that can supply either steam or hot water (a boiler is often called a heater). Boilers may be classified according to several kinds of characteristics. They are typically made from cast iron or steel. Their construction design may be sectional, portable, fire-tube, water-tube, or special.Get Price
A fuel of Qh = 6,888 kCal was burned in the furnace of 223 m 2 water tube boiler which was generating 5,443 kg steam per hour at 14.06 kg per cm 2 abs. dry and saturated, from 109 ºC feed, at a time when fuel consumption was 612 kg per hour. Find the percent rating.Get Price
Low pressure steam or hot water boiler means an electric, gas or oil burning furnace designed to supply low pressure steam or hot water for space heating application. A low pressure steam boiler operates at or below 15 pounds psig steam pressure; a hot water boiler operates at or below 160 psig water pressure and 250 °F. water temperature.Get Price
1.3.19 'Oil fuel unit' is the equipment used for the preparation of oil fuel for delivery to an oil-fired boiler, or equipment used for the preparation for delivery of heated oil to an internal combustion engine, and includes any oil pressure pumps, filters and heaters dealing with oil at a pressure of more than 1.1 bar gauge.Get Price
Fig. 3.11 shows a simple boiler process. Fuel and the required amount of combustion air are fed into the boiler. The fuel reacts with the oxygen in the boiler and flue gas is drawn out. Released heat is captured by the water pumped into the boiler, transforming it into the steam that flows from the boiler.Get Price
Fire Tube Boilers. In a fire tube steam boiler, the tubes on the boiler are heated, and the water circulates around the tubes. The heat inside the tubes is produced by gases heated by coal or oil, and it is transferred by thermal conduction to the water to create steam. Fire tube steam boilers produce low pressure steam.Get Price
The traditional Cornish boiler is an example of a single tube boiler since it has only one fire tube. There is a long list of boilers that have multiple tubes, which is modern boiler design. Types of High Pressure Boilers La Mont Boiler: The Lamont boiler is a forced convection water tube boiler that uses a pump to circulate water.Get Price
4. Explosion or failure of structure affecting the safety or strength of a steam boiler or of an unfired pressure vessel; the loss of boiler water, the melting of a fusible plug and the bursting of a tube. SECOND SCHEDULE SERIOUS BODILY INJURY [Section 3] 1. Emasculation. 2. Permanent privation of the sight of either eye. 3.Get Price
(b) For each boiler or process heater that you elect to demonstrate compliance with the applicable emission limits in Tables 1 or 2 or 11 through 13 to this subpart for HCl, mercury, or TSM through fuel analysis, your initial compliance requirement is to conduct a fuel analysis for each type of fuel burned in your boiler or process heater Get Price
Steam and hot water boilers, respectively, shall be provided with approved automatic limiting devices for shutting down the burner(s) to prevent boiler steam pressure or boiler water temperature from exceeding the maximum allowable working pressure or temperature. Safety limit controls shall not be used as operating controls.Get Price
Exhaust steam at 7 kPa at the rate of 75 kg/s enters a single pass condenser 2. containing 5,780 pcs copper tubes with a total surface area of 2950m . The steam has a moisture content of 10 % and the condense leaves saturated liquid at steam. temperature. The cooling water flow rate is 4,413 liters per second entering at 20 C .Get Price