high pressure boiler control parameter

14 MW WNS condensing gas-fired boiler for university

14 MW WNS condensing gas-fired boiler for university

Output capacity: 14 MW, 6 tph
Equipment model: 3 sets of WNS14-1.0/115/70-Q, 2 sets of WNS6-1.0-Q

15 tph SZL series coal-fired steam boiler project for medical universities

15 tph SZL series coal-fired steam boiler project for medical universities

Output capacity: 15 tph
Equipment model: SZL15-1.25-All

8 tph coal-fired boiler project for feed industry in Pakistan

8 tph coal-fired boiler project for feed industry in Pakistan

Output capacity: 8 tph
Equipment model: SZL8-1.25-AⅡ

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News Details

  • Water quality in high pressure boilers ensure availability of boiler, increase the mean time between failures, and reduce the need for post operational acid cleaning in boiler. With super critical pressure boilers and power cycles gaining importance the need for maintaining 100 % pure water has become a must.

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  • Drum level measurement is not as simple as it might appear. Typical challenges include the need for high-pressure and high-temperature equipment, the fact that density and dielectric (DC) of water and steam vary as pressure and temperature change, and that the control ranges across a small span. Another issue is the shrink and swell phenomenon.

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  • A low-pressure fire-tube boiler can usually tolerate high feed-water hardness with proper treatment while virtually all impurities must be removed from water used in some modern, high-pressure boilers. Only relatively wide ranges can be given as to maximum levels of alkalis, salt, silica, phosphates etc, in relation to working pressure.

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  • Blowdown control; Boiler blowdown is the removal of water from a boiler. Its purpose is to control boiler water parameters within prescribed limits to minimize scale, corrosion, carryover, and other specific problems. Blowdown is also used to remove suspended solids present in the system.

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  • pitting can result with possible rupture of boiler condensate piping or boiler tubes. 3.3.4 Rusty water in the boiler gage glass is a sure sign of acid corrosion in the boiler feedwater/condesate system or in the boiler itself. 3.3.5 Make-up water is the major source of carbon dioxide. The first priority is to minimize the amount of make-up water.

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  • Control System Simulator for Steam Boiler Parameters CAMELIA MAICAN, MATEI VINATORU, GABRIELA CANURECI, EUGEN IANCU Abstract: - The paper presents the research results related to control of the steam boiler parameters: drum level, furnace pressure and steam pressure. It was developed the mathematical model of the water-steam system and

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  • includes high pressure and low pressure boilers. The State of Ohio High Pressure Engineers License Examination is designed to determine if individuals have such knowledge. The body of knowledge is a study guide that provides a list of specific topics in which the Boiler Operator should be knowledgeable.

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  • The advances in steam pressure and temperature led to the development of the reheat cycle, where steam is exhausted from the high-pressure turbine at reduced pressure and temperature and is then returned either to a section of the boiler or to a separate boiler to be reheated. Once reheated, the steam is sent to the low-pressure boiler.

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  • While designing the boiler great care have to be taken for safety of each component. Control & protection system will take care of any operational mistake and process abnormality. Control system ensure the sequential & safe operation of the boiler. Important parameters to be monitored during any Power Boiler normal & emergency operations.

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  • High pressure boilers (operating above 60 kg/cm2(g)) are normally designed close to the limiting conditions of the heat transfer, tube metal temperature, circulation etc. to make the units compact and economical. The principal problem in modern high pressure boilers is the control of corrosion and steam quality.

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DZL series coal-fired steam boiler

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