The boiler automation project contains working drawings of thermal control, protection of steam boiler E1/9 operating on diesel fuel.
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- Added: 29.07.2014
- Size: 2 MB
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Description
Project's Content
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Additional information
Automation and instrumentation and a.
This boiler automation project contains detailed drawings of thermal control and protection of steam boiler E1/9 operating on diesel fuel.
5.1. Thermal Mechanical Control
Thermal and mechanical monitoring devices are adopted in accordance with the following principles:
a) Parameters, which are necessary for proper operation of the process and pre-start operations, shall be measured by indicating instruments;
b) parameters, change of which can lead to equipment emergency condition, are monitored by signalling devices.
For boilers the following indicating instruments are provided:
- fuel pressure in the reverse line of the burner;
- steam pressure in the boiler (complete with the boiler);
- temperature and pressure of feedwater at the boiler inlet;
- water level in the boiler upper drum;
- discharges in boiler furnace;
- temperature and composition of combustion products (for adjustment).
5.2. Process Protection and Alarm
The E1/9 boiler provides automatic safety to cut off the fuel supply to the boilers when the following limit parameters are reached:
- Steam pressure increase in the boiler max 8 kgf/cm2
- Burner flare failure
- Decrease of discharge in boiler furnace max -5 Pa
- Level deviation in the upper drum of the NPL boiler
WOW
- Room gas content of boiler room with carbon monoxide 100 mg/m3
- Faults of protection circuits, including voltage loss
Gas cut-off is accompanied by sound and light alarm on the boiler automation board.
Limit values of parameter cutoff shall be specified during commissioning by a specialized organization licensed for this type of work.
5.3. Power supply
Automatic power supply is carried out from the distribution power system ~ 220/380 V .
План расположения основного оборудования.dwg
Принципиальная схема котельной часть 2.dwg
Принципиальная схема котельной.dwg
Принципиальная схема паровых котлов часть 2.dwg
Принципиальная схема паровых котлов.dwg
Спецификация часть 31.dwg
Спецификация часть 111.dwg
Схема соединения внешних проводок щита автоматизации котельной.dwg
Схема соединения внешних проводок щита автоматизации котла.dwg
Фкнуциональная схема котельной.dwg
Функциональная схема парового котла.dwg
Общие указания.dwg
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