Shaxtaning bosh suv chiqarish qurilmalarini loyihalash

Pnevmatik qurilmaning hisoblash sxemasi .

Siqilgan havo iste’molchilarining texnik xarakteristikalari.

Siqilgan havo iste’molchilari	Miqdori soni ta ni	qi m^3/min	pnibar	K3i		kвi
Tozalovchi kombaynlar (t k)	2	48	4,5	1.0	1,10	1,0
Yuklovchi mashinalar (y m)	4	22	5,0	0,25	1,10	0,4
O’tuvchi greyferlar (o’ g)	2	20	5,6	0,38	1,15	0,45
Manyovrlovchi lebyodkalar (m l)	5	10	3,5	0,80	1,20	0,15
Skrebkali konveyerlar (s k)	8	16	3,5	0,80	1,10	1,0
Burg’ulovchi stanoklar (b s)	2	16	4,5	1,0	1,20	0,5
Otboyka bolg’alari (o b)	55	1.4	4,0	1,0	1,15	0,4
Burg’ulovchi bolg’alar (B b)	11	3,5	5,0	1,0	1,15	0,65
ВМП ventilyatorlari (v v)	10	5,0	4,0	0,7	1,0	1,0
Pnevmatik nasoslar (p n)	6	2,5	4,0	0,8	1,05	1,0
Skreperli lebyodkalar (s l)	5	2,5	5,0	0,8	1,20	0,5
Girovozlar (g)	3	35	5,5	1,0	1,15	0,3

1-jadval
KOMPRESSOR STANSIYASINING ISHLAB CHIQARISH UNUMDORLIGINI HISOBLASH

1.1 Siqilgan havo iste’molchilarining umumiy miqdori.

n_c= =n₁+n₂…n_m=2+4+2+5+8+2+55+11+10+6+5+3=113
1.2 Iste’molchilarning o’rtacha yoqilish koeffitsienti.
K_B= ==
Bu yerda: n_i — i-tipdagi bir hil nomdagi iste’molchilarning miqdori; q_i — berilgan iste’molchining siqilgan havo nominal sarfi; k_3i —ishlash koeffitsienti; _i— mashina va mexanizmlarning yeyilishi natijasida siqilgan havo isrofi oshish koeffitsienti; k_BI— mashina va mexanizmlarning yoqilish koeffitsienti; m — bir
turdagi iste’molchilarning guruhlari miqdori. Son miqdori parametrlari va koeffitsientlari 1-jadvaldan olinadi.
=2 * 48 * 1,0 * 1,1 * 1,0 + 4 * 22 * 0,25 * 1,1 * 0,4 + 2 * 20 * 0,38 * 1,15 * 0,45 + 5 * 10 * 0,8 * 1,2 * 0,15 + 8 * 16 * 0,8 * 1,1 * 1,0 + 2 * 16 * 1,0 * 1,2 * 0,5 + 55 * 1,4 * 1,0 * 1,15 * 0,4 + 11 * 3,5 * 1,0 * 1,15 * 0,65 + 10 * 5,0 * 0,7 * 1,0 * 1,0 + 6 * 2,5 * 0,8 * 1,05 * 1,0 + 5 * 2,5 * 0,8 * 1,2 * 0,5 + 3 * 35 * 1,0 * 1,15 * 0,3= 416,209м³/мин;
=2 * 48 * 1,0 * 1,1 + 4 * 22 * 0,25 * 1,1 + 2 * 20 * 0,38 * l,15 + 5 * 10 * 0,8 * 1,2 + 8 * 16 * 0,8 * 1,1 + 2 * 16 * 1,0 * 1,2 + 55 * 1,4 * 1,0 * 1,15 + 11 *3,5 * 1,0 * 1,15 + 10 * 5,0 * 0,7 * 1,0+6 * 2,5 * 0,8 * 1,05 + 5 * 2,5 * 0,8 * 1,2 + 3 * 35 * 1,0 * 1,15 =659.495м³/мин.
m³/min;
Iste’molchilarningbirvaqtdaishlashkoeffitsienti - К_оniberilgangrafikdanп_сvaK_vmiqdorlarorqalitopiladi. К_о =0.72



1.3 Iste’molchilarning umumiy havo sarfini hisoblash.
Q_n= =1,1∙0,72∙659.495=522.320m³/min;


Bu yerda: = 1,05+1,15 — shaxta va yer yuzasida hisobdan tashqarida bo’lgan siqilgan havo iste’molchilarining zaxira koeffitsienti.
1.4 Pnevmatik tarmoqlardagi quvurlarning umumiy uzunligi.
=L_1-2+L₃₃…=300+100+190+140+200+360+300+250+240+230+340+
260+290+260+320+470+330=4580m.
1.5 Pnevmatik tarmoqlarda germetiksizlanish oqibatida hosil bo’lgan isrof miqdori
Q_ус= = 0,003^.4580=13.74 m³/min;
Bu yerda р = 5 bar — iste’mol punktalarida siqilgan havoning o’rtacha bosimi; а = 0,003 m³/(min-m) — 5 bar da ishlaydigan iste’molchilarning bosimini hisoblashda ruxsat etilgan isrof miqdori, quvurlarning uzunlik miqdoriga bog’liq holda.
1.6.Havo iste’mol punktlaridagi isrof kattaligining miqdori.
Q_ун= = 0,4 ∙ 113 =45.2m³/min;
Bu yerda b= 0,4 m³/min; — 5 bar bosim ostida ishlayotgan iste’molchilarning ulangan qismlaridagi normaga muvofiq isrofi.
1.7. Kompressor stansiyasining umumiy ishlab chiqarish unumdorligi.
Q_кс=Q_п⁺Q_ус⁺Q_уп=522.320+13.74+45.2=581.26m³/min;


PUNKTLARDAGISIQILGANHAVOSARFLARINING MIQDORI

2.1. Punktlarda ishlayotgan iste’molchilarning umumiy siqilgan havo sarfi quyidagi formula orqali hisoblanadi.

Q_i-j= +
КО=48∙1.0∙1.10∙1.0=52.8
ПМ=22∙0.25∙1.10∙0.4=2.42
ГП=20∙0.38∙1.15∙0.45=3.933
МЛ=10∙0.80∙1.20∙0.15=1.44
СК=16∙0.80∙1.10∙1.0=14.08
БС=16∙1.0∙1.2∙0.5=9.6
МО=1.4∙1.0∙1.15∙0.4=0.644
БМ=3.5∙1.0∙1.15∙0.65=2.616
ВМ=5.0∙0.7∙1.0∙1.0=3.5
НП=2.5∙0.8∙1.05∙1.0=2.1
СЛ=2.5∙0.8∙1.20∙0.5=1.2
ГВ=35∙1.0∙1.15∙0.3=12.075
Q_4-9= + =1∙3.933+1∙14.08+10∙0.644+1∙2.616+1∙3.5+1∙1.44+0.003∙360+0.4∙15=39.089m³/min
Q_4-10= + =1∙12.075+1∙9.6+1∙3.5+1∙1.44+1∙14.08+1∙2.1+0.003∙300+0.4∙6=46.095m³/min
Q_5-11= + =1∙2.42+10∙0.644+1∙2.616+2∙2.1+0.003∙240+0.4∙14=21.996m³/min
Q_5-12= + =1∙52.8+1∙14.08+2∙3.5+1∙1.44+2∙2.1+1∙2.42+0.003∙230+0.4∙8=81.83m³/min
Q_6-15= + =1∙3.933+1∙14.08+5∙0.644+2∙2.616+1∙3.5+0.003∙260+0.4∙10=34.745m³/min
Q_6-16= + =2∙12.075+6∙0.644+1∙1.44+2∙14.08+1∙2.1+0.003∙290+0.4∙12=65.284m³/min
Q_7-17= + =8∙0.644+2∙2.616+2∙3.5+1∙1.2+1∙14.08+0.003∙260+0.4∙14=39,044m³/min
Q_7-18= + =1∙2.42+9∙0.644+2∙2.616+1∙1.2+2∙14,08+0.003∙320+0.4∙15=49,768m³/min
Q_8-13= + =1∙9.6+7∙0.644+2∙2.616+1∙3,5+2∙2,42+0.003∙470+0.4∙13=34,29m³/min
Q_8-14= + =1∙52.8+1∙14.08+2∙3.5+1∙1.44+1∙3,5+0.003∙330+0.4∙6=82,21m³/min;.


2.2. Asosiy quvurlardagi siqilgan havo isrofi miqdorini aniqlash:
Q_i-j= +
Bu yerda Q_i-j — periferik uchastkalardagi pnevmatik tarmoqdagi umumiy siqilgan havo sarfi.

Q_5-8= Q_8-13+Q_8-14+ =34,29+82,21+0.003∙250=117,25m³/min

Q_6-7= Q_7-17+Q_7-18+ =39,044+49,768+0.003∙340=89,832m³/min
Q_3-6= Q_6-7+Q_6-15+Q_6-16+ =89,832+34,745+65,284+0.003∙200=190,461m³/min
Q_3-5= Q_5-8+Q_5-11+Q_5-12+ =117,25+21,996+81.83+0.003∙140=221,496m³/min
Q_2-3= Q_3-5+Q_{3 - 6}+ =221,496+190,461+0.003∙100=412,257m³/min
Q_2-4= Q_4-9+Q_4-10+ =39,089+46.095+0.003∙190=85,754m³/min
Q_1-2= Q_2-3+Q_2-4+ =412,257+85,754+0.003∙300=498,911m³/min

Tarmoq uchastka-lari,i-j	Uchastkalaroxiridagisiqilganhavoiste’moliyokiiste’molchilarro’yxati,oxirgipunktgaulanganqismlari.	Uchatka uzunligi Li-j ,m	Iste’molchi-lar miqdori ni-j	Siqilgan havo isrofi Qi-j m^3/min;
4-9 4-10 5-11 5-12 6-15 6-16 7-17 7-18 8-13 8-14 5-8 6-7 3-6 3-5 2-3 2-4 1-2	(1гп + 1ск + 10 мо + 1бм + 1вм+1мл) (1гв + 1бс + 1вм + 1мл+1ск+1нп) (1пм + 10 мо + 1бм + 2нп) (1ко + 1ск + 2вм + 1мл + 2нп+1пм) (1гп + 1ск + 5мо + 2бм+1вм) (2гв + 6мо + 1мл + 1нп+1ск+1ск) (8мо + 2бм + 2вм + 1сл+1ск) (1пм + 9мо + 2бм + 1вм+2сл) (1бс + 7 мо + 2бм + 2сл+1пм) (1ко + 1ск+ 2вм + 1мл +1бм) Q8-13+Q8-14 Q7-17+Q7-18 Q6-7+Q6-15+Q6-16 Q5-8+Q5-11+Q5-12 Q3-5+Q3 - 6 Q4-9+Q4-10 Q2-3+Q2-4	360 300 240 230 260 290 260 320 470 330 250 340 200 240 100 190 300	15 6 14 8 8 10 14 15 13 6 19 29 53 41 94 20 104	32.945 49.995 24.842 85.86 34,66 49,974 37,632 22,528 29,024 76,97 106.834 61.3 146.714 218.076 365.09 83.57 449.05

2.3.Quvurlardagihisoblanganisrofnatijalari 2-jadvaldakeltirilgan.