Course project for gas supply - Gasification of microdistrict with GRP

Contents

1. Source Data

2. Calculation of complex gas mixture parameters

3. Determination of gas consumption by the microdistrict:

3.1 Calculation of gas flow rates by low pressure consumers

3.2 Calculation of gas flow rates by high pressure consumers

4. Hydraulic calculation of external gas supply networks:

4.1 Recalculation of gas consumption from serviced areas to individual design areas

4.2 Low Pressure Ring Hydraulic Calculation

4.3 Hydraulic calculation of high pressure dead end network

5. Selection of GRP equipment:

5.1 Filter selection

5.2 Selection of pressure regulator

5.3 Selection of shut-off valve

5.4 Selection of discharge device

6. Hydraulic calculation of internal house gas pipeline

7. List of used literature

Appendix 1. Equipment Specification

Source Data

Construction area - Tyumen

Gas field - Medvezhye

Number of heating days zot.p. = 225 days.

Temperature of the coldest five-day period with coverage of 0.92 tn.x.p. = -38 ° С

Average outside air temperature for the coldest five-day tcp.o. = -7.2 ° С

Air temperature in the heated rooms of tv of =20 °C

Gas composition,% by volume:

CH4 – 99%

C2H6 – 0.1%

C3H8 – 0.005%

C4H10 – 0%

C5H12 – 0%

CO2 – 0.095%

H2S – 0%

N2 + rare gases - 0.8%

The gas pressure at the outlet of the GPU is 600 kPa.

The gas pressure for all high pressure consumers is the same - 300 kPa.

The required pressure drop in the G1 network is 1200 Pa.

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