煤矿生产能力核定标准 - chinamine-safety.gov.cn

1 T/a . 330d .. 1000m .. 17 .. 10 .. 18 .. 2~4h .. 330d . 16h . 2m . 18h .. btPM k A = 3600. 104 k1k2T. A t/a . b 330d . t . 19 . PM t/ . K . 20 20 ~25 . 25 . k1 .. k2 . T 1 s/ 3.. 1 . A = 330 kB v4 Ct 2. 10 k1. A t/a . k 3-1 . 3-1 . / 25 30 35. 650 355 390 420. / 800~1000 400 435 470. k 1200~1400 420 455 500. mm 1600~1800 470 520. 2000~2200 480 535. B m . v m/s . C 3-2 . 20 . 3-2 . /. 2 4 6 8 10 12 14 16 18 20.. C C /. 21 22 23 24 25 26 27 28 29 30.. C . GB50431 2020 . k1 . t/m3 ~ . t .. 2 . A = 330 ( k + k ) B 2. v Ct 4. 10 k1. k'+k" 3-3 . 3-3 . / 25 30. k'+k" 180+125 220+130.. 3 . A = 3600 330 wvt 107k1. 21 . w kg/m .. 330d . 5h .. 5 3600 TR D TQ. A = 330 3. R M. 104 ( TG + TC ). PG PC. A t/a . R . % . PG t/ . TG s/ . M % . PC t/ . TC s/ . D 5~10 .. TQ s/ . 22 . TR s/ .. ~ .. 20% .. 330d . 6h .. 6 3600- TR - D TQ. A = 330 3. k kR. 104 ( 1 TM + 1 TG + M TC ). PM PG PC. A t/a . R . % . PG t/ . TM s/ . PM t/ . TG s/ . M % . PC t/ . TC s/ . D 5~10 . 23.

2 TQ s/ . TR s/ .. k1 .. 5 .. 24 .. 5 .. 20h 24h . 70% . 25% . 20h 24h .. 1 1000m3/h . V 8Qs 2 1000m3/h . V 2 Qs+3000 . V m3 . Qs m3/h . 4h .. 1 . An = 330 204Bn 10 Pn 25 . An t/a . Bn m3 . Pn . 5 .. m3/t . 2 . Am = 330 204Bm 10 Pm Am t/a . Bm m3 . Pm . 5 .. m3/t . 2 .. 26 .. 10min .. 5% .. AX = 330 16 P4. 10 w AX t/a . P kW . 5% .. w kWh/t .. 27 . Ab = 330 16 S . 104 w Ab t/a . S kVA .. w kWh/t .. 28 .. k1 . C .. A = 60 16 330 NG. 4. 10 k1(1 + R )T. A t/a . N / . G t/ . R . % . k1 . T min/ . 2L + t + t 1 2. T= v n 29 . L m . v m/min . t1 min . t2 min . n .. A = 330 60 ntG. 104 Tk1. A t/a . t 16h . G t/ . k1 . n . T 1 min/ . T = 2L + t1 + t2. v L m . v m/min . t1 min . t2 min .. k xG. A = 60 16 330. 10 k1( 1 + R )T . 4. 30 . A t/a . G t/ . kx . 1 . R % . k1 . T min 1 .. 5 3600 tR D tQ. A = 330 3k x 104 ( R t G + M tC ). PG PC. A t/a . M % . PC t/ . tC s . D / 5~10 .. tQ s;. tR . s . R % . PG t/ . tG s . kx . 31 . 1 .. 1 60s . 2 60s . 3 60s .. 2 2 . 32.

3 150m . 350m 2 500m .. 5 . 4 . 3 .. 14 . 12 2 . 5 4 .. 33 .. 3 .. 3 .. 600 t/a 2 600. t/a 3 . 3 .. AC = 10 4 l h r b n N c a AC t/a . l 3 m . h m .. r t/m3 . b m/d . n d 330d . N .. ~ . c % . 34 . a .. n AJ = 10-4 r Si Li i =1. AJ t/a . r t/m3 . Si i m2 . Li i m .. A= AC + AJ.. 3 . 3 .. 26 . 30% . 30 . 35 .. 36 .. Qra ( Qcfi Qhfi Quri Qsci Qrli) kaq Qra , m3 / min . Qcfi i m3 / min . Qhfi i m3 / min . Quri i m3 / min . Qsci i m3 / min . Qrli i m3 / min . kaq kaq . 10000m . kaq 10000m .. 1 . Qcfi=60 70% vcfi Scfi kchi kcli m3/min . vcfi i m/s . 8-1 . Scfi i . m2 . kchi i 8-2. 37 .. kcli i 8-3.. 70% . 60 . 8-1 . m s-1 . 20 20 23 23 26 26 28 28 30 8-2 . m . kch 8-3 . m kcl . 150 150 200 200 250 250 2 . Qcfi=100 qcgi kcgi m3/min . 38 . qcgi i . m3/min .. kcgi i . 1 .. 100 . 1% . 3 . Qcfi=67 qcci kcci m3/min . qcci i . m3/min . kcci i . 1 .. 67 .. 4 . 1 . Qcfi=25 Acfi m3/min . 2 . Qcfi=10 Acfi m3/min . 39 . Acfi i . kg . 25 m3/min . 10 m3/min . 5 . Qcfi=4 Ncfi Ncfi i.

4 4 m3/min . 6 . 1 . Qcfi 60 m3/min . Scbi =lcbi hcfi 70% m2 . 2 . Qcfi 60 m3/min . Scsi=lcsi hcfi 70% m2 . 3 .. Qcfi 60 m3/min . 4 . Qcfi 4 Ndli Pdli m3/min . Scbi i m2 . lcbi i m . hcfi i m . Scsi i m2 . 40 . lcsi i m . Ndli .. Pdli kW . m/s . 70% . m/s .. m/s . 4 m3 . 7 .. 50% .. 1 . Qhfi=100 qhgi khgi qhgi i . m3/min .. khgi i . 41 . 1 .. 100 . 1% . 2 . Qhfi=67 qhci khci qhci i . m3/min . khci i . 1 .. 67 .. 3 . 1 . Qhfi=25 Ahfi m3/min . 2 . Qhfi=10 Ahfi m3/min . Ahfi i 1 . kg .. 4 . 42 . 1 . Qhfi= Qafi+60 2 . Qhfi= Qafi+60 Qafi i . m3/min . m/s .. m/s . Shdi . m2 . 5 . Qhfi=4 Nhfi m3/min . Nhfi i . 6 . 1 .. Qafi 60 m3/min .. Qafi 60 m3/min . 2 . Qafi 60 m3/min . 3 . Qafi 4 Ndli Pdli m3/min . 43 . Shfi i m2 . Ndli .. Pdli kW . 4 m3 .. 1 . Quri = 4Vi / 60 m3/min . Vi i m3;. 4 . 100 m3/min . 60 m3/min . 2 . Quri = 200qhyi m3/min . qhyi i . m3/min . 200 . 100 m3/min . 3 .. 3600 Wi . Quri = m3/min . CP 60 ti W i i . 44 . kW . 8- . 3. = . C P CP = (kg K).

5 Ti i K .. 60 80m3/min . 30 26 . 8-4 .. 1 . Qrli=133qrgi krgi qrgi i . m3/min . krgi i .. 133 .. 45 . 2 . 1 . Qrli 60 m3/min . 2 .. Qrli 60 m3/min .. Qrli 60 m3/min . Srci i m2 . Srei i m2 . m/s .. m/s .. m/s . 3 . Qrli 4 Ndli Pdli m3/min . Ndli .. Pdli kW . 4 m3 .. 46 .. Aci = 330 10 4 lci hci rci bci cci Aci i t/a . lci i m . hci i . m . 3. rci i t/m . bci i . m/d . cci i % .. Ahi = 330 10-4 S hi rhi bhi Ahi i t/a . 2. S hi i m . 3. rhi i t/m . bhi i . m/d . 47 .. Apc = Aci + A hi t/a .. 1 .. AQ1011 2005 . 2 .. MT/T. 440 2008 . 3 .. 4 .. 48 .. Adc .. A = Apc Adc A t/a . Adc t/a .. 49 .. 1 . 1 . Q pd pb 330 1440. A1 C1Q f + beC2 k 10 4 1 .. p0 q . A1 . t/a . Qbe . m3/min . q m3/t;. C1 9-1 . C2 . % . pd kPa . p0 kPa . pb kPa . 50 . Qf . m3/min .. k . 9-1 . /% C1/%. 35 C1= 35 40 C1 40 45 C1 45 50 C1 50 55 C1 55 60 C1 60 C1 2 . 2 . 2 . D vC p p 330 1440. A1 C1Q f + 2 d b 10 4 2 . k p0 q . D m . v m/s . 5 12 . k .. 51 . 3 . Qs 330 1440. A2 C1Q f + 10 4 3.

6 365k 1440 q0. A2 t/a . Qs m3 . k ~ . q0 . m3/t .. 4 . QyK m A3 10 + j 330 10 lbi hbi bi vbi bi 4 . 4 4. ( wi wc ) y i =1. A3 t/a . wi m3/t . wc . 8 m3/t >8m3/t . m3/t .. K % . Qy m3 . y . m .. 52 . j ~ . lbi i m . hbi i m .. bi i t/m3;. vbi i m/d;. bi i % .. 5 . Q. A4 330 1440 10 4 5 . q A4 t/a . Q . m3/min 9-2 .. 9-2 . Q/. /%. m3 min-1 . 35 Q 20. 35 40 20 Q 40. 40 45 40 Q 80. 45 50 80 Q 160. 50 55 160 Q 300. 53 . Q/. /%. m3 min-1 . 55 60 300 Q 500. 60 Q 500.. 6 . B = B1 j 330 10 4 6 . B t/a .. B1 t/d . j ~ .. Bbi Bci Bdi . B1 7 .. n B1 = min( Bbi ,Bci , Bdi ) 7 . i =1. Bbi i t/d . Bci i . t/d . 54 . Bdi i . t/d . n .. 8 : Bbi = lbi hbi bi vbi bi 8 . lbi i m . hbi i m .. bi i t/m3 . vbi i m/d . bi i % .. 1 . Bci 9-3 .. 9-3 . W j / Bc/. m3 t-1 t a-1 . W j 1000. W j 1001 2500. 55 . W j / Bc/. m3 t-1 t a-1 . W j 2501 4000. W j 4001 6000. W j 6001 8000. W j 8001 10000. W j >10000. 2.. 9-4 . Bci 9 . Q. Bci = 1440 ci 9 . qci Qci i . m3/min . 9-4 .. qci i m3/t.

7 9-4 . Qc/. /%. m3 min-1 . 20 30 5 Qc 10. 30 40 10 Qc 20. 40 50 20 Qc 40. 50 60 40 Qc 70. 60 70 70 Qc 100. 70 100 Qc 56 .. 4m/s . 1% Bdi Bdi 10 . Q fci Bdi = 1440 1% 10 . Qci Qfci i . m3/min . Qci i . m3/t .. 3 7d .. 57 . 330 18 A1. A=. 104 k 1. A t/a . k1 . A1 t/h .. A = 330 10 4 A1k1T. A t/a . k1 .. T h/d . A1 t/h . A1 = 60 Gn t1 + t2. G t . n . t1 min . t2 min .. A = 330 NG. 104 k1. A t/a . N /d . G t/ . k1 ~ . 58 .. 3 .. 59 .. / 4 .. Pt = min {Pd + Vu , Pl , Ph , Ps }. Pt m3/a . 60 . Pd m3/a . m3/a . Vu . Pl m3/a . Ph m3/a . Ps m3/a .. n Pd = Pda i i =1. n . Pda m3/a . Pda = 10 4 H y M hCb Rd Hy h . 61 . Mh m/h . Cb m3/m . Rd .. n Pl = Pla i i =1. n .. Pla m3/a .. Pla = 10 4Vh H y Vh m3/h . Hy h .. n Ph = Pha i i =1. n .. Pha m3/a .. Pha = 10 4Vh H y Vh m3/h . Hy h .. n Ps = Psai + Pm i =1. n .. 62 . Pm m3/a . Psa . m3/a .. Psa = 10 4Vh H y Vh m3/h . Hy h .. Pt Pc =. ( 1 + R) r . Pc t/a . Pt m3/a . R 3 . m3/t . t / m3 . r r 1 .. 63 .. 1 . 2 . 3 .. 4.

8 5 .. 6 .. 1 .. 2 . ~ . 64 . 3 .. 65.