KOREA GAS TECHNOLOGY CORPORATION


Supply Facility Maintenance

Supply facility maintenance

For stable operation of the main piping of 4,697km and 386 supply stations for nationwide supply of natural gas, 9 piping branches, 12 offices and 14 branch offices are operated and run in 24-hour emergency-ready system.

  • Supply Facility Maintenance 1
  • Supply Facility Maintenance 2
  • Supply Facility Maintenance 3

Main tasks

  • 1Inspection and maintenance of machines, electricity, telecommunication, relay, measuring and calculating facilities in nationwide natural gas supply facilities and supplemental facilities
  • 2Inspection and maintenance of the central command room and local control rooms
  • 3Disassembly, inspection and maintenance of main facilities
  • 4Recovery when emergency

Piping and offices

[Unit: km, office]
Piping and offices
Category Supply piping(km) Supply office(the number of offices)
Rated voltage control Blocking control Block valve Total
Total 4,697 142 135 109 386
Seoul 413 17 9 12 38
Incheon 270 11 4 3 18
Gyeonggi 526 21 8 16 45
Gangwon 662 13 26 28 67
Chungcheong 464 11 16 7 34
Jeonbuk 433 12 13 3 28
Gwangju Jeonnam 575 16 21 10 47
Daegu Gyeongbuk 787 20 27 20 67
Busan Gyeongnam 567 21 11 10 42

Supply facilities

[Unit: unit]
Supply Facility
Category Gas filter Gas heater Monostat Measuring facility
Total 435 396 956 700
Seoul 51 49 135 97
Incheon 38 45 103 69
Gyeonggi 53 55 136 94
Gangwon 46 34 89 59
Chungcheong 40 29 62 47
Jeonbuk 35 36 92 64
Gwangju Jeonnam 56 40 99 85
Daegu Gyeongbuk 64 49 112 87
Busan Gyeongnam 52 59 128 98
  • [Gas filter] Gas filtering facility to prevent damage on the facilities including monostat and flowmeter caused by foreign substances in the transported gas .
  • [Gas heater] Facility for heating the transported gas to prevent change of gas condition due to temperature drop when reducing pressure through monostat; and to prevent damage on other devices and piping at low temperature
  • [Monostat] Facility to reduce preset pressure of the transported high pressure gas
  • [Measuring facility] Facility to measure gas flow supplied to the customers.

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