SU1627730A1 - A method of the determination of the gas pressure in coal beds - Google Patents
A method of the determination of the gas pressure in coal beds Download PDFInfo
- Publication number
- SU1627730A1 SU1627730A1 SU894666228A SU4666228A SU1627730A1 SU 1627730 A1 SU1627730 A1 SU 1627730A1 SU 894666228 A SU894666228 A SU 894666228A SU 4666228 A SU4666228 A SU 4666228A SU 1627730 A1 SU1627730 A1 SU 1627730A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- coal
- gas pressure
- sample
- pressure
- samples
- Prior art date
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- Measuring Volume Flow (AREA)
Description
-pf ь u N i газо- i i С е угл н-pf u N i gas i i C e coal
О5 ND J JO5 ND J J
5five
(i)(i)
iге в пункige to punk
1вни га- os Па;1 ga-os Pa;
i110 С ТЬ,i110 C Tb,
i , чей УГБi whose ugb
/ ЧЫ, М 3/Т / CHY, M 3 / T
. iчикие газа. iquick gas
n i с г, Па ;n i with g, Pa;
объем пор в пробе угл , масса пробы угл , т. pore volume in the sample of coal, sample mass of coal, t.
1-2 1-2
р . Рат; X эф т оR . Rath; X eff about
VnVn
Па.Pa.
(2)(2)
Способ определени давлени газа в топьных пластах осуществл етс сле ющим обратом.The method for determining the gas pressure in the fuel beds is performed by the following skimming.
В пассиве угл пневмоэлектросвер- лм бур т шпур длиной 3 м. После окон- 1 Чи бурени iniivp зачищают от штыба. усглноьки УБГ определ ют тгУрективную газоносность четверто- о метра шпурл, В тоне бурени шпура УГОЛЬНОГО массива отбирают 2-3 кус- кгные- пробы гпч tiarcnn 30-50 г каж- и пробы ппыбаIn the passive coal of the pneumatic electric drill, a drill is drilled with a length of 3 meters. After the window, the 1 iniivp drilling is cleared of the pin. UBGs detect the gas content of the fourth meter of the hole in the hole, In the drilling of the hole of the COB array, 2-3 piece samples are taken ghc tiarcnn 30-50 g each and the sample
аРорлторныу УСЛОВИЯХ определ ют 20 лробы угг1Я т0, парафинируют ее 20 plots are determined, waxes
ie 1Я|гт массу парафинированной гл m , Парафинированную пробу ie 1I | rm mass of waxed ch m m, waxed sample
Л г 1ч, vi - р мерный ЦИЛИНДР С ВОчгс-лел кп об1,рм У.25 L g 1 h, vi - dimensional CYLINDER C VOHGS-LEL KP OB1, RM U.25
с-.нт ПЗс пг пассу парафина.s-.nt PZS pg pass paraffin.
i м п, рафии. i m n, raffia.
р ipp ip
гь лп УДСПЬНЧ масса парафина,hp lp usdpnch mass of paraffin,
1г/с, г.1g / s,
| релгп (л ,PM пробы угл | relgp (l, PM samples of coal
пар steam
4prrv vr™ t пг сепчают через сито i4i.i;.oii 0,5 MSI HC ческу штыба, рав4prrv vr ™ t pg separate through a sieve i4i.i; .oii 0,5 MSI HC chesta, equal
77307730
ную по массе кусковой пробе угл , прессуют под давлением р - У1Н, где Y 2,5 т/м - средн объемна масса горных пород; Н - глубина залегани пласта, на которой определ етс давление газа, м. Определ ют объем штыбаmass of the lump sample of coal, pressed under pressure p - U1H, where Y 2.5 t / m is the average volume mass of rocks; H is the depth of the reservoir where the gas pressure is determined, m.
VV
UTUT
Разность V.,Difference V.,
- Ущ V,p вл етс - Us V, p is
объемом пустот, которые занимал газ в пробе угл . Рассчитывают давление газа в соответствии с формулой (2).the volume of voids that occupied the gas in the sample of coal. Calculate the gas pressure in accordance with the formula (2).
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU894666228A SU1627730A1 (en) | 1989-03-24 | 1989-03-24 | A method of the determination of the gas pressure in coal beds |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU894666228A SU1627730A1 (en) | 1989-03-24 | 1989-03-24 | A method of the determination of the gas pressure in coal beds |
Publications (1)
Publication Number | Publication Date |
---|---|
SU1627730A1 true SU1627730A1 (en) | 1991-02-15 |
Family
ID=21435924
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU894666228A SU1627730A1 (en) | 1989-03-24 | 1989-03-24 | A method of the determination of the gas pressure in coal beds |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU1627730A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2632591C1 (en) * | 2016-04-18 | 2017-10-06 | Лариса Николаевна Прокофьева | Methane in coal bed mass transfer parameters determination method |
CN109709297A (en) * | 2018-12-05 | 2019-05-03 | 中国矿业大学(北京) | Based on the lower method for measuring multiple seam gas bearing capacity simultaneously to layer-through drilling |
-
1989
- 1989-03-24 SU SU894666228A patent/SU1627730A1/en active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2632591C1 (en) * | 2016-04-18 | 2017-10-06 | Лариса Николаевна Прокофьева | Methane in coal bed mass transfer parameters determination method |
RU2632591C9 (en) * | 2016-04-18 | 2018-01-12 | Лариса Николаевна Прокофьева | Methane in coal bed mass transfer parameters determination method |
CN109709297A (en) * | 2018-12-05 | 2019-05-03 | 中国矿业大学(北京) | Based on the lower method for measuring multiple seam gas bearing capacity simultaneously to layer-through drilling |
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