Komur madenleri Soma, Zonguldak, Elbistan konveyor bantla koeyer tasir. Kayis surtunmesiyle tutusan band yangini tunel boyunca yayilir; Soma 2014 301 kayip en buyuk Turk maden kazasi. NFPA 122 konveyor belt-slip alarm, CO detector 50 ppm ve methane LEL percent 1 izleme zorunlu.
Tunel Tehlikeleri
- Methane: Komur gaz, LEL 5 percent
- CO: Yangin erken belirti
- Coal dust: Pnumotic patlama
- Belt friction: Idler stuck
- Hydraulic oil: Yuksek basincli hose
NFPA 122 Detector
- CO alarm: 50 ppm
- Methane: 1 percent alarm, 2 percent kapatma
- Belt slip: 10 percent alarm
- Thermal cable: 68 C lineer
- Dust detector: 250 g/m3
Sprinkler Tunel
- Tepede: 12.2 L/min/m2 deluge
- Water spray: NFPA 15 kapalim
- Branda: 60 m duration
- Foam: Hydraulic oil
- Dry pipe: Soguk tunel
Acil Kacis
- Refuge chamber: 96 saat O2
- Self-contained: SCSR 1 saat
- Walkway: 600 mm min
- Lifeline: Kablo yol
- Escape van: Personel tasima
Soma ve Dersler
- Soma 13 Mayis 2014: 301 oldu
- Ermenek 2014: 18 oldu
- Amasra 14 Ekim 2022: 42 oldu
- Sebeb: Methane + CO birikme
- MSHA Upper Big Branch 2010: ABD 29 oldu
Konveyor MEP Calc ile
MEP Calc tunel havalandirma 1200 m3/s, CO detector 50 ppm, methane LEL percent 1 ve NFPA 122 belt slip monitor hesabi yapar.
MEP Calc'i App Store'dan indir
Kaynaklar & İleri Okuma
NFPA 122, NFPA 120, MSHA 30 CFR 75, ISO 5924, TKI Soma Raporu. NFPA 122 Prevention and Control of Fires in Mines.