CN104743578B - A kind of well mine salt bittern preprocess method - Google Patents
A kind of well mine salt bittern preprocess method Download PDFInfo
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- CN104743578B CN104743578B CN201510156224.6A CN201510156224A CN104743578B CN 104743578 B CN104743578 B CN 104743578B CN 201510156224 A CN201510156224 A CN 201510156224A CN 104743578 B CN104743578 B CN 104743578B
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Abstract
The invention discloses a kind of well mine salt bittern preprocess method, in the method, after first intaking by bittern water inlet manifold, by a moisture separator, water inlet is separated into bittern and associated gas two parts again, again brine transportation is carried out salt manufacturing to salt manufacturing workshop, associated gas is transported to waste gas burner burning, it is characterized in that, before associated gas is transported to waste gas burner, salt manufacturing workshop is separated and be back to the moisture being mingled with in associated gas, to ensure waste gas burner combustion efficiency and to improve bittern utilization rate.It is high that the present invention has bittern separation degree, and bittern utilization rate is high, and the associated gas burning after separation is fully, combustion flame is stable, is difficult to stop working, it is to avoid workman repeats igniting, reducing operative's danger coefficient, closed collection halogen prevents associated gas from overflowing and causes the advantages such as environmental pollution.
Description
Technical field
The present invention relates to well mine salt brine treatment field, in particular to a kind of well mine salt bittern preprocess method.
Background technology
Well mine salt refers to that salt and the processed salt made of recovery of subterranean rock salt that underground natural bittern is made is drawn in drilling well.The production process of well mine salt divides mining and salt manufacturing two large divisions.Underground natural bittern bailing method, gas lift method or Submerged bittern pump draw；Rock salt is according to geology of mineral deposit, occurrence condition and grade height, and point roadway exploits (drought is adopted) and solution mining.
During rock salt drilling solution mining, often there are the gas together outputs such as methane, hydrogen sulfide, methane total hydrocarbon；Cannot be directly used to production and processing, need bittern is pre-processed, isolate associated gas contained in bittern.Also needing to reprocess the associated gas after separating, often in well mine salt bittern, the content of associated gas is unstable and tolerance is few, it is impossible to produce the value of recycling simultaneously.If directly discharge not only can contaminated air, also the healthy of neighbouring resident can be brought harm when reaching finite concentration.Current way is to discharge after directly burning.It is inadequate to there is separation degree in existing isolation technics, tolerance instability cause burning time burn insufficient, the exhaust emission of comburant is bigger, noise is big, easily stops working, and need to manually repeat igniting, improve the danger coefficient of operative, it addition, use open type collection halogen still to have associated gas to escape, pollute the shortcomings such as surrounding enviroment.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the technical problem to be solved is: provide a kind of well mine salt bittern separation degree high, the associated gas burning separated is fully, the exhaust emission of comburant is less, noise is little, is difficult to stop working, it is not necessary to manually repeat igniting, reduce the danger coefficient of operative, use closed collection halogen to pollute little preprocess method.
In order to solve above-mentioned technical problem, present invention employs following technical scheme:
A kind of well mine salt bittern preprocess method, in the method, after first intaking by bittern water inlet manifold, by a moisture separator, water inlet is separated into bittern and associated gas two parts again, then brine transportation is carried out salt manufacturing to salt manufacturing workshop, associated gas is transported to waste gas burner burning, it is characterized in that, before associated gas is transported to waste gas burner, salt manufacturing workshop is separated and be back to the moisture being mingled with in associated gas, to ensure waste gas burner combustion efficiency and to improve bittern utilization rate.
In the method, specifically include following steps:
A, first obtain the well mine salt bittern pretreatment system of following structure, this system includes bittern water inlet manifold, the moisture separator being connected with bittern water inlet manifold, moisture separator water side is connected to salt manufacturing workshop by outlet conduit, halogen transmitting pump it is provided with on outlet conduit, moisture separator outlet side is connected to waste gas burner by outlet pipe, it is provided with moisture trap on described outlet pipe, the air inlet of described moisture trap is connected with the outlet side of described moisture separator, and the gas outlet of described moisture trap is connected with described waste gas burner；Delivery port bottom described moisture trap passes through pipeline communication to salt manufacturing workshop.
B, when specifically processing, bittern is put into moisture separator by bittern water inlet manifold, and the bittern after moisture separator one-level separates is sent to salt manufacturing workshop by outlet conduit via halogen transmitting pump；The isolated associated gas of moisture separator one-level is sent into moisture trap by outlet pipe and is carried out the second-order separation, and bittern contained in associated gas is sent to salt manufacturing workshop by the delivery port bottom moisture trap after the second-order separation；Associated gas after moisture trap the second-order separation is sent in waste gas burner burning.
So, after being separated by bittern contained in associated gas, the concentration of associated gas improves, and water content reduces, and is more easy to igniting, and is difficult to extinguish, it is not necessary to manually repeat operation of lighting a fire, reduce the danger coefficient of operation during burning；Meanwhile, the bittern after the second-order separation is sent to salt manufacturing Workshop Production, improves the utilization rate of bittern.
As optimization, in the method, the well mine salt bittern pretreatment system used is additionally included between described moisture trap and described waste gas burner and is provided with the first fireproof tempering device；The air inlet of described first fireproof tempering device is connected with the gas outlet of described moisture trap；The pipeline that the gas outlet of described first fireproof tempering device is connected with described waste gas burner is provided with a switch valve；When specifically processing, first the switch valve on the gas outlet pipeline of the first fireproof tempering device cuts out, after moisture trap the second-order separation a period of time, open the switch valve of the gas outlet of the first fireproof tempering device, finally light a fire in waste gas burner.
So, the startup stage of equipment, associated gas content is less, if igniting easily causes loss of ignition at once, after moisture trap the second-order separation a period of time, the content of associated gas is high, easily lights a fire.Meanwhile, increase by the first fireproof tempering device the flame in waste gas burner or Mars to be avoided to enter in moisture trap set off an explosion, improve whole system security.
As optimizing further, in the method, the well mine salt bittern pretreatment system used also includes that described moisture separator water side is provided with brine treatment unit between salt manufacturing workshop, brine treatment unit includes described outlet conduit, described brine treatment unit also includes a bittern holding vessel, bittern holding vessel includes a sealed tank body, it is provided with water inlet end on tank body to be connected with described moisture separator water side, the top of tank body is provided with breather valve, and tank base is communicated to salt manufacturing workshop by described outlet conduit；It is provided with outlet valve on described outlet conduit；The top half of described bittern holding vessel is provided with overfall, and described overfall passes through pipeline communication to salt manufacturing workshop；When specifically processing, first being closed by the outlet valve on outlet conduit, the bittern after moisture separator one-level separates is entered sealed bittern holding vessel by water inlet end and stores, and bittern holding vessel keeps pressure balance by the breather valve at top with atmospheric pressure；Bittern in bittern holding vessel, when overfall flows out, opens the outlet valve on outlet conduit, is sent to salt manufacturing Workshop Production via halogen transmitting pump.
So, before the outlet valve on outlet conduit is opened, if the bittern liquid level entering bittern storage tank exceedes overfall, the bittern of overage sends into salt manufacturing Workshop Production by pipeline.Be effectively protected the safety of bittern holding vessel, the bittern of overflow can also salt manufacturing Workshop Production, reduce bittern waste.Use sealed bittern holding vessel to carry out collecting halogen, be possible to prevent in bittern the associated gas overflowed to be directly discharged in air, the environment to surrounding.Simultaneously; bittern after moisture separator separation causes flowed fluctuation big after separating because of associated gas, is sent to salt manufacturing workshop again by the storage of bittern holding vessel, can make bittern stability of flow; improve production efficiency, be also effectively protected the life-span of halogen transmitting pump and salt making equipment.
As optimization, in the method, the well mine salt bittern pretreatment system used also includes that described bittern holding vessel top is additionally provided with exhaust outlet, and described exhaust outlet is connected to waste gas burner by discharge duct；The water inlet end internal diameter of described bittern holding vessel is less than the outlet conduit internal diameter of described tank base；It is provided with the second fireproof tempering device between described bittern holding vessel and described waste gas burner；The air inlet of described second fireproof tempering device is connected with the exhaust outlet at described bittern holding vessel top；The pipeline that the gas outlet of described second fireproof tempering device is connected with described waste gas burner is provided with a switch valve；When specifically processing, the bittern in bittern holding vessel, when overfall flows out, opens the outlet valve on outlet conduit；The associated gas at bittern holding vessel top enters the second fireproof tempering device by the discharge duct communicated with exhaust outlet, finally sends in waste gas burner and burns.
So, after opening outlet valve, go out water speed faster than water intake velocity, tiny structure is formed at bittern holding vessel top, being conducive to associated gas to overflow from bittern, the associated gas of spilling can be sent to burning in waste gas burner by discharge duct and process, and makes discharge more conform to environmental requirement.Meanwhile, between bittern holding vessel and waste gas burner, it is provided with the bittern holding vessel that the second fireproof tempering device can avoid the Mars in waste gas burner to scurry into tiny structure under pressure causes explosion accident, improve the security of system.
As optimization, in the method, the well mine salt bittern pretreatment system used also includes that the pipeline that described first fireproof tempering device is provided by switch valve with described second fireproof tempering device water inlet end is connected with described bittern water inlet manifold；Being provided with the interior air inlet communicated with air inlet and the interior gas outlet communicated with gas outlet inside described first fireproof tempering device and described second fireproof tempering device, described interior air inlet is less than interior gas outlet；Pipeline communication is passed through to salt manufacturing workshop in the water side arranged in the middle part of described first fireproof tempering device and described second fireproof tempering device；Described water side is between described interior air inlet and described interior gas outlet；When specifically processing, first the switch valve being connected on pipeline with bittern water inlet manifold is opened, bittern is introduced in the first fireproof tempering device and the second fireproof tempering device, when bittern flows out from water side, close the switch valve being connected pipeline with bittern water inlet manifold.
So, defining water seal in the first fireproof tempering device and the second fireproof tempering device, interior air inlet is positioned at below liquid level, and interior gas outlet is positioned at more than liquid level.During work, associated gas enters inside the first fireproof tempering device and the second fireproof tempering device through the interior air inlet communicated with air inlet, overflows, be sent to waste gas burner via the interior gas outlet communicated with gas outlet from liquid level.Even if the Mars in waste gas burner scurries into fireproof tempering device, also cannot be introduced into the device interior of fireproof tempering device inlet end, it is ensured that the safety of fireproof tempering device inlet end equipment.
As optimization, in the method, the well mine salt bittern pretreatment system used also includes that stores a halogen pond；The water inlet end in described storage halogen pond is connected with the water side of the delivery port bottom described moisture trap, the overfall of described bittern holding vessel top half and described first fireproof tempering device and described second fireproof tempering device by pipeline simultaneously；Being provided with a discharging valve bottom described storage halogen pond, described discharging valve passes through pipeline communication to salt manufacturing workshop；When specifically processing, close the discharging valve stored bottom halogen pond, the bittern making the water side of the delivery port bottom moisture trap, the overfall of bittern holding vessel top half and described first fireproof tempering device and described second fireproof tempering device flow out is collected in storage halogen pond, after the bittern stored in halogen pond is filled, open the discharging valve stored bottom halogen pond, bittern is sent into salt manufacturing Workshop Production.So, the production capacity of salt making equipment can be made full use of by focusing on bittern reproduction, improve the efficiency produced.
As optimization, in the method, waste gas burner in the well mine salt bittern pretreatment system used comprises the smoke evacuation chimney being vertically arranged, and is provided with the overall exhaust fume collecting hood in inverted tubaeform bottom described smoke evacuation chimney, and this exhaust fume collecting hood upper end outlet flue is tightly connected with described smoke evacuation chimney；Combustion chamber vertically it is provided with bottom described exhaust fume collecting hood；The inside of described combustion chamber is vertically provided with combustion tube；It is provided with overall in flaring combustion head upwards at the top of described combustion tube；Hush pipe it is provided with in the same direction in described combustion tube, this hush pipe top seal, and bottom air inlet one end passes the bottom of described combustion tube；The body that described hush pipe is positioned within combustion tube is provided with some apertures；Described hush pipe bottom air inlet is connected with described outlet pipe；When specifically processing, the associated gas of entrance waste gas burner is after hush pipe bottom air inlet enters hush pipe, and the aperture on hush pipe body laterally flows out, and finally reaches combustion head burning and processes.
So, when associated gas is after hush pipe bottom air inlet enters hush pipe, and the aperture from hush pipe body flows out from lateral, the flow direction of forcibly changing air-flow and state, air-flow is carried out energy dissipating, make the associated gas air-flow of arrival combustion head more steady, reduce its noise and making and burn more stable, be difficult to stop working, without carrying out repeating igniting, enhance safety coefficient, burn more complete simultaneously, discharge more environmentally-friendly.
Contrast prior art, the invention have the advantages that
1, the associated gas purity using the present invention can make to separate is high, drier, improves ignition success rate, is difficult to stop working, and combustion flame is more stable, reduces the frequent ignition operation of workman, reduces the danger of operative.
2, using the present invention that the bittern purity being sent to salt manufacturing workshop can be made higher, the defeated halogen amount of bittern is more stable, improves the service life of operating efficiency and equipment, uses closed collection halogen to be also possible to prevent associated gas and overflows the environmental pollution caused.
3, using the present invention that the burning of isolated associated gas can be made more abundant, discharge more meets environmental requirement, and noise during burning is little, reduces the interference to people and injury.
4, use the present invention that associated gas is carried out burning process, Mars can be avoided to enter container and cause explosion accident, improve the security of system.
Accompanying drawing explanation
The structural representation of a kind of well mine salt bittern pretreatment system that Fig. 1 is used when implementing by the inventive method.
Fig. 2 is the structural representation in Fig. 1 within waste gas burner.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings.
When the well mine salt bittern preprocess method of the present invention is embodied as: after first intaking by bittern water inlet manifold, by a moisture separator, water inlet is separated into bittern and associated gas two parts again, again brine transportation is carried out salt manufacturing to salt manufacturing workshop, associated gas is transported to waste gas burner burning, it is characterized by, before associated gas is transported to waste gas burner, salt manufacturing workshop is separated and be back to the moisture being mingled with in associated gas, to ensure waste gas burner combustion efficiency and to improve bittern utilization rate.
More particularly, when the present invention is embodied as, first obtains the well mine salt bittern pretreatment system of structure as described below, and rely on this system of use to carry out bittern pretreatment so that this method is embodied as.
As depicted in figs. 1 and 2, a kind of well mine salt bittern pretreatment system of the present invention, including bittern water inlet manifold 1, the moisture separator 2 being connected with bittern water inlet manifold 1, moisture separator 2 water side is connected to salt manufacturing workshop by outlet conduit, halogen transmitting pump 3 it is provided with on outlet conduit, moisture separator 2 outlet side is connected to waste gas burner 4 by outlet pipe, moisture trap 5 it is provided with on described outlet pipe, the air inlet of described moisture trap 5 is connected with the outlet side of described moisture separator 2, the gas outlet of described moisture trap 5 is connected with described waste gas burner 4；Delivery port bottom described moisture trap 5 passes through pipeline communication to salt manufacturing workshop.So, during use, bittern is entered moisture separator 2 by bittern water inlet manifold 1, and the bittern after moisture separator 2 one-level separates is sent to salt manufacturing workshop by outlet conduit via halogen transmitting pump 3；The isolated associated gas of moisture separator 2 one-level is sent in moisture trap 5 by outlet pipe and is carried out the second-order separation, and the bittern contained by associated gas is sent to salt manufacturing workshop by the delivery port bottom moisture trap 5 after separating, and improves the utilization rate of bittern；Associated gas purity after moisture trap 5 the second-order separation is higher, drier, is sent in waste gas burner 4 be easier to igniting, and combustion flame is more stable, decreases the ignition operation of workman, so that the operational danger of workman reduces.
Wherein, between described moisture trap 5 and described waste gas burner 4, the first fireproof tempering device 7 it is provided with；The air inlet of described first fireproof tempering device 7 is connected with the gas outlet of described moisture trap 5；The pipeline that the gas outlet of described first fireproof tempering device 7 is connected with described waste gas burner 4 is provided with a ball valve.So, during use, the Mars in waste gas burner 4 cannot be introduced into moisture trap 5 under the blocking-up of the first fireproof tempering device 7, ensure that the safety of moisture trap 5, after the first fireproof tempering device 7, it is provided with ball valve simultaneously, ball valve can be closed in the work starting stage, the association tolerance enough lighted deposited by collection, improves the success rate of igniting.
Wherein, moisture separator 2 water side is provided with brine treatment unit between salt manufacturing workshop, brine treatment unit includes that described outlet conduit, described brine treatment unit also include a bittern holding vessel 8, and bittern holding vessel 8 includes a sealed tank body, the middle part of tank body is provided with water inlet end and is connected with described moisture separator 2 water side, so, have employed sealed tank body, it is ensured that during collection halogen, associated gas in bittern overflows and cannot be directly entered air, pollutes surrounding enviroment；Wherein, the top of tank body is provided with breather valve, in this manner it is ensured that either sealed tank body is added bittern to put bittern the most outward, can ensure the balance of tank body and atmospheric pressure；Tank base is communicated to salt manufacturing workshop by described outlet conduit；Outlet valve 9 it is provided with on described outlet conduit, so, close the bittern after one-level can be separated by outlet valve 9 to be collected in bittern holding vessel 8, during salt manufacturing, outlet valve 9 is opened, the bittern of bittern holding vessel 8 can be stable supply halogen transmitting pump 3, it is ensured that stablizing of defeated halogen flow, improve the production efficiency in salt manufacturing workshop.Meanwhile, stable defeated halogen flow, also improves the service life of equipment.
Wherein, described bittern holding vessel 8 top is additionally provided with exhaust outlet, and described exhaust outlet is connected to waste gas burner 4 by discharge duct.So, the associated gas being collected in bittern holding vessel 8 top can be sent in waste gas burner 4 burning by discharge duct, discharges the pollution to air between minimizing.
Wherein, the water inlet end internal diameter of described bittern holding vessel 8 is less than the outlet conduit internal diameter of described tank base；So, when bottom bittern holding vessel 8, outlet valve 9 is opened, go out water speed bigger than water intake velocity, the gas phase portion pressure at bittern holding vessel 8 top will reduce, simultaneously under the effect of breather valve, the spilling of the associated gas in tiny structure, beneficially bittern can be formed on bittern holding vessel 8 top, improves the purity of bittern further.
Wherein, between described bittern holding vessel 8 and described waste gas burner 4, the second fireproof tempering device 10 it is provided with；The air inlet of described second fireproof tempering device 10 is connected with the exhaust outlet at described bittern holding vessel 8 top；The pipeline that the gas outlet of described second fireproof tempering device 10 is connected with described waste gas burner 4 is provided with a ball valve.So, the Mars in waste gas burner 4 is under the blocking-up of the second fireproof tempering device 10, it is impossible to enter bittern holding vessel 8, it is ensured that the safety of bittern holding vessel 8.During it addition, equipment does not works, the ball valve of the second fireproof tempering device 10 gas outlet can be closed, prevent the associated gas exhaust emission air overflowed inside holding vessel.
Wherein, the position on described bittern holding vessel 8 top 2/3 being provided with overfall, described overfall passes through pipeline communication to salt manufacturing workshop.So, when closing outlet valve 9 and collecting bittern, once the overfall from bittern holding vessel 8 top is flowed into salt manufacturing workshop beyond the permission capacity of bittern holding vessel 8, unnecessary bittern by bittern, it is ensured that the safety of bittern holding vessel 8.
Wherein, the pipeline that described first fireproof tempering device 7 is provided by gate valve with described second fireproof tempering device 10 water inlet end is connected with described bittern water inlet manifold 1；Described first fireproof tempering device 7 and described second fireproof tempering device 10 inside are provided with the interior air inlet communicated with air inlet and the interior gas outlet communicated with gas outlet, and described interior air inlet is less than interior gas outlet；So, opening the switch valve being connected on pipeline with bittern water inlet manifold, poured into by bittern in the first fireproof tempering device and the second fireproof tempering device, make bittern be flooded by interior air inlet, in ensureing, gas outlet is more than liquid level simultaneously, can realize the effect of fireproof tempering device.Pipeline communication is passed through to salt manufacturing workshop in the water side arranged in the middle part of described first fireproof tempering device 7 and described second fireproof tempering device 10；Described water side is between described interior air inlet and described interior gas outlet.So, water side is arranged between interior air inlet and interior gas outlet, can conveniently control liquid level and just flood interior air inlet, and in ensureing, gas outlet is more than liquid level.
Wherein, described brine treatment unit also includes that stores a halogen pond 6；The water inlet end in described storage halogen pond 6 is connected with the water side of the delivery port bottom described moisture trap 5, the overfall of described bittern holding vessel 8 top half, described first fireproof tempering device 7 and described second fireproof tempering device 10 by pipeline simultaneously；Being provided with a discharging valve bottom described storage halogen pond 6, described discharging valve passes through pipeline communication to salt manufacturing workshop.
Wherein, described first fireproof tempering device 7 is provided by the pipeline of ball valve and is connected with storing halogen pond 6 with the bottom of described second fireproof tempering device 10.So, storing halogen pond 6 can collect focus utilization by scrappy bittern, can increase operation rate.
Wherein, as in figure 2 it is shown, described waste gas burner 4 comprises the smoke evacuation chimney 41 being vertically arranged, being provided with the overall exhaust fume collecting hood 42 in up-small and down-big inverted tubaeform bottom described smoke evacuation chimney 41, this exhaust fume collecting hood 42 upper end outlet flue is tightly connected with described smoke evacuation chimney 41；Combustion chamber 43 vertically it is provided with bottom described exhaust fume collecting hood 42；The inside of described combustion chamber 43 is vertically provided with combustion tube 44；It is provided with overall in up big and down small tubaeform combustion head 45 upwards at the top of described combustion tube 44；So, the associated gas entering combustion tube 44 can be lighted at combustion head 45.
Wherein, in described combustion tube 44, it is provided with hush pipe 46 in the same direction, this hush pipe 46 top seal, and bottom air inlet one end passes the bottom of described combustion tube 44；It is positioned on the body within combustion tube 44 to be covered with at described hush pipe 46 and is uniformly distributed aperture；Described hush pipe 46 bottom air inlet is connected with described outlet pipe.So, when waste gas is after hush pipe bottom air inlet enters hush pipe, and the aperture from hush pipe body flows out from lateral, the flow direction of forcibly changing air-flow and state, air-flow is carried out energy-eliminating noise-reducing, make the off-gas flows of arrival combustion head more steady, reduce its noise and making and burn more stable, be difficult to stop working, without carrying out repeating igniting, enhance safety coefficient, burn more complete simultaneously, discharge more environmentally-friendly.Preferably selection is the breathing area that the total breathing area of aperture that hush pipe is positioned on the body within combustion tube is more than or equal to combustion head, so makes above-mentioned erasure effect best.It is high frequency or the aperture of hyperfrequency frequency spectrum that the most described aperture is preferably arranged to jet noise, so make this structure can produce the effect of aperture muffler simultaneously, after association waste gas air inlet bottom hush pipe enters hush pipe, air-flow aperture on muffler, the frequency spectrum of jet noise will shift to high frequency or hyperfrequency, make the audible sound composition in frequency spectrum substantially reduce, thus reduce the interference to people and injury.
Wherein, it is provided with a shrouding bottom described combustion tube 44；The periphery of described hush pipe 46 and described shrouding fixed seal connection.So, it is to avoid air-flow flows out bottom combustion tube and reduces erasure effect.Form pressure letdown chamber between hush pipe and the inner chamber of combustion tube, associated gas can be depressured, reduce noise further and improve the stability of flame.
Wherein, described exhaust fume collecting hood 42 is in coniform, and its drift angle is 90 degree.When specifically arranging, if opening angle is excessive, gas collection scope is excessive, is unfavorable for the collection of flue gas；If opening angle is too small, gas collection effect improves, but reduces the mass rate of emission of flue gas；By test, when the opening angle of exhaust fume collecting hood be 70 to 90 spend time collection cigarette effect and emission effect optimal.When being embodied as, exhaust fume collecting hood 42 can also use other shapes, than following big little hexahedral shape；Drift angle is also not limited to 90 degree of settings, can arrange other greater or lesser angle according to ambient pressure, other auxiliary equipment such as draft fan etc. and exhaust fume collecting hood shape.
Wherein, the cross-sectional area of described combustion chamber 43 is 11:1 with the ratio of the cross-sectional area of combustion tube 44.During Actual combustion, either methane, natural gas or hydrogen sulfide, completely during burning with the ratio of oxygen all at about 1:2, and the aerial ratio of oxygen is 1:5, for ensureing that associated gas can burn completely, the ratio of the associated gas and air that enter combustion chamber should be greater than 1:10, it is contemplated that the restriction of combustion chamber external dimensions, ensureing to burn completely, it is optimal that combustion chamber is set to 10:1 to 12:1 with the cross-sectional area of combustion tube ratio simultaneously.So, the air capacity in entrance combustion chamber 43 between combustion chamber 43 and combustion tube 44 can guarantee that the burning completely of associated gas.
Wherein, described combustion chamber 43 is cylindrical shape, and is all coaxially disposed with smoke evacuation chimney 41, exhaust fume collecting hood 42, combustion tube 44 and hush pipe 46.Use this coaxially arranged, the change of flow area when air and associated gas circulation can be avoided, make air-flow more stable.
Wherein, described combustion chamber 43 is positioned at the height of combustion head 45 place and is provided with an observation panel.So, operating personnel can see the combustion case of flame easily by this observation panel.
Wherein, described observation panel being provided with a hermatic door 47, described hermatic door 47 can be made up of heat proof material.When being embodied as, it is also possible to use the transparent material with heat resistance, as such, it is possible to the tail gas after can ensure that burning while observing flame combustion situation in the case of closing hermatic door 47 will not overflow from observation panel.
When being embodied as, the height of described smoke evacuation chimney 41 is 30 meters, and so, the gas after burning can be discharged into high-altitude, it is to avoid directly low-altitude discharged makes the combustion tail gas too high levels of low latitude densely inhabited district.
The foregoing is only presently preferred embodiments of the present invention, not with the present invention for limiting, all any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, should be included within the scope of the present invention.
Claims (7)
1. a well mine salt bittern preprocess method, in the method, after first intaking by bittern water inlet manifold (1), by a moisture separator (2), water inlet is separated into bittern and associated gas two parts again, again brine transportation is carried out salt manufacturing to salt manufacturing workshop, associated gas is transported to waste gas burner (4) burning, before associated gas is transported to waste gas burner (4), salt manufacturing workshop is separated and be back to the moisture being mingled with in associated gas, to ensure waste gas burner (4) combustion efficiency and to improve bittern utilization rate；It is characterized in that, waste gas burner (4) employed in the method comprises the smoke evacuation chimney (41) being vertically arranged, being provided with the overall exhaust fume collecting hood (42) in inverted tubaeform in described smoke evacuation chimney (41) bottom, this exhaust fume collecting hood (42) upper end outlet flue is tightly connected with described smoke evacuation chimney (41)；Described exhaust fume collecting hood (42) bottom is vertically provided with combustion chamber (43)；The inside of described combustion chamber (43) is vertically provided with combustion tube (44)；It is provided with overall in flaring combustion head (45) upwards at the top of described combustion tube (44)；In described combustion tube (44), it is provided with hush pipe (46), this hush pipe (46) top seal, and bottom air inlet one end in the same direction passes the bottom of described combustion tube (44)；It is positioned on the body that combustion tube (44) is internal at described hush pipe (46) and is provided with some apertures；Described hush pipe (46) bottom air inlet is connected with described outlet pipe；When specifically processing, the associated gas of entrance waste gas burner (4) is after hush pipe (46) bottom air inlet enters hush pipe (46), and the aperture on hush pipe (46) body laterally flows out, and finally reaches combustion head (45) burning and processes.
2. well mine salt bittern preprocess method as claimed in claim 1, it is characterised in that in the method, specifically include following steps,
A, first obtain the well mine salt bittern pretreatment system of following structure, this system includes bittern water inlet manifold (1), the moisture separator (2) being connected with bittern water inlet manifold (1), moisture separator (2) water side is connected to salt manufacturing workshop by outlet conduit, halogen transmitting pump (3) it is provided with on outlet conduit, moisture separator (2) outlet side is connected to waste gas burner (4) by outlet pipe, moisture trap (5) it is provided with on described outlet pipe, the air inlet of described moisture trap (5) is connected with the outlet side of described moisture separator (2), the gas outlet of described moisture trap (5) is connected with described waste gas burner (4)；The delivery port of described moisture trap (5) bottom passes through pipeline communication to salt manufacturing workshop；
B, when specifically processing, bittern is entered moisture separator (2) by bittern water inlet manifold (1), and the bittern after moisture separator (2) one-level separates is sent to salt manufacturing workshop by outlet conduit via halogen transmitting pump (3)；The isolated associated gas of moisture separator (2) one-level is sent into moisture trap (5) by outlet pipe and is carried out the second-order separation, and bittern contained in associated gas is sent to salt manufacturing workshop by the delivery port of moisture trap (5) bottom after the second-order separation；Associated gas after moisture trap (5) the second-order separation is sent to burning in waste gas burner (4).
3. well mine salt bittern preprocess method as claimed in claim 2, it is characterized in that, in the method, the well mine salt bittern pretreatment system used is additionally included between described moisture trap (5) and described waste gas burner (4) and is provided with the first fireproof tempering device (7)；The air inlet of described first fireproof tempering device (7) is connected with the gas outlet of described moisture trap (5)；The pipeline that the gas outlet of described first fireproof tempering device (7) is connected with described waste gas burner (4) is provided with a switch valve；When specifically processing, first the switch valve on the gas outlet pipeline of the first fireproof tempering device (7) cuts out, the switch valve of the gas outlet of the first fireproof tempering device (7), finally igniting in waste gas burner (4) is opened after moisture trap (5) the second-order separation a period of time.
4. well mine salt bittern preprocess method as claimed in claim 3, it is characterized in that, in the method, the well mine salt bittern pretreatment system used also includes that described moisture separator (2) water side is provided with brine treatment unit between salt manufacturing workshop, brine treatment unit includes described outlet conduit, described brine treatment unit also includes a bittern holding vessel (8), bittern holding vessel (8) includes a sealed tank body, it is provided with water inlet end on tank body to be connected with described moisture separator (2) water side, the top of tank body is provided with breather valve, tank base is communicated to salt manufacturing workshop by described outlet conduit；Outlet valve (9) it is provided with on described outlet conduit；The top half of described bittern holding vessel (8) is provided with overfall, and described overfall passes through pipeline communication to salt manufacturing workshop；When specifically processing, first the outlet valve (9) on outlet conduit is closed, bittern after moisture separator (2) one-level separates is entered sealed bittern holding vessel (8) by water inlet end and stores, and bittern holding vessel (8) keeps pressure balance by the breather valve at top with atmospheric pressure；When bittern in bittern holding vessel (8) flows out from overfall, open the outlet valve (9) on outlet conduit, be sent to salt manufacturing Workshop Production via halogen transmitting pump (3).
5. well mine salt bittern preprocess method as claimed in claim 4, it is characterized in that, in the method, the well mine salt bittern pretreatment system used also includes that described bittern holding vessel (8) top is additionally provided with exhaust outlet, and described exhaust outlet is connected to waste gas burner (4) by discharge duct；The water inlet end internal diameter of described bittern holding vessel (8) is less than the outlet conduit internal diameter of described tank base；The second fireproof tempering device (10) it is provided with between described bittern holding vessel (8) and described waste gas burner (4)；The air inlet of described second fireproof tempering device (10) is connected with the exhaust outlet at described bittern holding vessel (8) top；The pipeline that the gas outlet of described second fireproof tempering device (10) is connected with described waste gas burner (4) is provided with a switch valve；When specifically processing, when the bittern in bittern holding vessel (8) flows out from overfall, open the outlet valve (9) on outlet conduit；The associated gas at bittern holding vessel (8) top enters the second fireproof tempering device (10) by the discharge duct communicated with exhaust outlet, finally sends into burning in waste gas burner (4).
6. well mine salt bittern preprocess method as claimed in claim 5, it is characterized in that, in the method, the well mine salt bittern pretreatment system used also includes that the pipeline that described first fireproof tempering device (7) is provided by switch valve with described second fireproof tempering device (10) water inlet end is connected with described bittern water inlet manifold (1)；Described first fireproof tempering device (7) and described second fireproof tempering device (10) inside are provided with the interior air inlet communicated with air inlet and the interior gas outlet communicated with gas outlet, and described interior air inlet is less than interior gas outlet；In the water side that described first fireproof tempering device (7) and described second fireproof tempering device (10) middle part are arranged by pipeline communication to salt manufacturing workshop；Described water side is between described interior air inlet and described interior gas outlet；When specifically processing, first the switch valve being connected on pipeline with bittern water inlet manifold (1) is opened, bittern is introduced in the first fireproof tempering device (7) and the second fireproof tempering device (10), when bittern flows out from water side, close the switch valve being connected pipeline with bittern water inlet manifold (1).
7. well mine salt bittern preprocess method as claimed in claim 6, it is characterised in that in the method, the well mine salt bittern pretreatment system used also includes that stores a halogen pond (6)；The water inlet end of described storage halogen pond (6) passes through the pipeline water side simultaneously with delivery port, the overfall of described bittern holding vessel (8) top half and described first fireproof tempering device (7) and described second fireproof tempering device (10) of described moisture trap (5) bottom and is connected；Described storage halogen pond (6) bottom is provided with a discharging valve, and described discharging valve passes through pipeline communication to salt manufacturing workshop；When specifically processing, close the discharging valve storing bottom, halogen pond (6), the bittern making the water side of moisture trap (5) bottom delivery port, the overfall of bittern holding vessel (8) top half and described first fireproof tempering device (7) and described second fireproof tempering device (10) flow out is collected in storage halogen pond (6), after the bittern stored in halogen pond is filled, open the discharging valve stored bottom halogen pond, bittern is sent into salt manufacturing Workshop Production.
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| CN115155161A (en) * | 2022-06-28 | 2022-10-11 | 德耐尔能源装备有限公司 | High-efficient gas-water separation device |
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| CN203837505U (en) * | 2014-04-15 | 2014-09-17 | 苏州工业园区热处理设备厂有限公司 | Tempering furnace waste gas burning device |
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