CN102721042B - High-efficiency ground torch and stable combustion measure thereof - Google Patents
High-efficiency ground torch and stable combustion measure thereof Download PDFInfo
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- CN102721042B CN102721042B CN201210223118.1A CN201210223118A CN102721042B CN 102721042 B CN102721042 B CN 102721042B CN 201210223118 A CN201210223118 A CN 201210223118A CN 102721042 B CN102721042 B CN 102721042B
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Abstract
The invention discloses a ground torch and a stable combustion method of the high-efficiency ground torch. The high-efficiency ground torch structurally comprises a barrel, fire observing holes, a burner, a columnar base and a control part, wherein the barrel is installed on the columnar base, a plurality of fire observing holes are annularly distributed in the side wall of the barrel, and the burner is divided into a plurality of levels and is arranged in the barrel. According to the high-efficiency ground torch, the problems of low burn-off rate, unstable graded burning switch, high manufacturing cost of the burner and the like existing in a conventional ground torch can be solved, the burning effect of torch gas is improved greatly, the burn-off rate is increased, the unsafe factors in the graded burning switch process are eliminated, and the high-efficiency ground torch has the advantages that the investment is lowered and the like.
Description
Technical field
The present invention relates to combustion apparatus technical field, specifically a kind of ground flare and smooth burning method thereof.
Background technology
In current disclosed ground flare technology, be mainly two kinds of closed ground torch and open-type ground flares, in these two kinds of technology, all adopt multiple burners, known according to user's service condition, the injection diameter on burner is generally 5～8 millimeters.Secondly, these burners are set up employing horizontal layout at cloth, and use the form of fractional combustion, detect that torch gas pressure is elevated to after setting value by pressure detecting element that is:, and interlocking is opened secondary or three grades of burners burn.
In use there are the following problems for current technology:
1. burner spray orifice is larger, is not easy to air and mixes, and has extended the tail-off time, causes having incomplete combustion, the problem that efficiency of combustion is low after flue gas discharge cylindrical shell;
2. to open the condition of other one-level burner be that torch gas pressure is elevated to setting value to torch control system, it is the setting value that torch gas pressure reaches two stage burner that for example control system is opened two stage burner automatically, and this is the valve that control system is opened two stage burner automatically.If at this moment one-level torch produces a larger leak because the reason such as burning out, torch gas pressure cannot be brought up to setting value, and the burning task that should be completed by two-stage combustion device so but still has one-level burner to go burning, and its result will cause serious accident;
3. to open the condition of other one-level burner be that torch gas pressure is elevated to setting value to torch control system, it is the setting value that torch gas pressure reaches two stage burner that for example control system is opened two stage burner automatically, it is the naked light place that the gas of spray orifice ejection is diffused into one-level burner that two stage burner is realized the condition of catching fire, and now one-level burner pressure is higher, on flame, move, therefore the gas diffusion height of two stage burner ejection will increase, the unreacted fuel gas scale of construction increases, in the time touching naked light, deflagration phenomenon be will there is, stability and the security of flare system affected;
4. many, the complex structure of burner parts, cost is high.
Summary of the invention
One of object of the present invention is to provide one to be conducive to abundant burning, safe, the ground flare of low cost of manufacture.
Two of object of the present invention is to provide one to be conducive to abundant burning, safe, the smooth burning method of the ground flare of low cost of manufacture.
One of object of the present invention is achieved in that a kind of ground flare, comprise cylindrical shell, flame-observing hole, burner, cylindricality basis and control section, described cylindrical shell is arranged on cylindricality basis, on the sidewall of cylindrical shell, annular is distributed with multiple flame-observing holes, and burner is divided into multistage and is arranged in the inside of cylindrical shell.
Described burner comprises one-level burner, two stage burner and three grades of burners, and the layout of burner adopts " V " font to be arranged symmetrically with, and centre is one-level burner, is outwards arranged symmetrically with successively two stage burner and three grades of burners; Two stage burner is positioned at the top of one-level burner, and three grades of burners are positioned at the top of two stage burner, and the difference in height of adjacent two-stage combustion device is 0.1～0.3 meter.
Described burner comprises burner head, and the center of burner head is a five-way structure, and the bottom at five-way structure center is air inlet pipe, and four openings of all the other of five-way structure are equipped with arm, and described arm is connected with a rectangle coil pipe; On described arm and rectangle coil pipe, be provided with uniformly gap, setting is interrupted in described gap, and the width in gap is 0.4～1.0 millimeter, and on each burner, the total length in gap is greater than the half of arm and rectangular disk length of tube summation; The cross section of arm and rectangle coil pipe is ellipse, and oval major axis is the longitudinal axis, and described gap is located at the top of transverse.
The outside on described cylindricality basis is provided with windbreak.
The outside of described windbreak is provided with cat ladder.
Two of object of the present invention is achieved in that a kind of smooth burning method of ground flare, adopt dcs to control, the signal source that throughput signal and pressure signal are dcs also adopts the form of logic OR as the control measure of opening two stage burner control valve and three grades of burner control valves.
The present invention compared with prior art, has following outstanding beneficial effect:
1, owing to changing spray orifice into gap by circular hole, the contact area of torch gas and air is increased, ensure the burning of torch gas, solve the inadequate problem of burning.Take injection diameter as 6 millimeters and gap width are as 0.5 millimeter of calculating, in line with the equal principle of circulation area, the air area touching at the torch gas of torch gas ejection place burner ejection of the present invention is 6.05 times of circular hole.Secondly, change circular arm in prior art into ellipse, reduce pipe width, reduce circulation of air resistance, be more conducive to abundant burning.
2, two stage burner and three grades of burners are lifted to after suitable height, make in the time opening two stage burner or three grades of burners one-level burner flame or two stage burner flame timely torch gas to be lighted, prevent the generation of deflagration phenomenon, guarantee the safe and stable operation of flare system.
3, burner has adopted a five-way structure, four arms and a rectangle coil pipe, gap adopts Laser cutting, without making non-standard, the price of burner is greatly declined, as calculated, with the burner contrast of same discharge capacity, burner manufacturing cost of the present invention is only 2/3rds of prior art.
4, adopt the form of logic OR as the control measure of opening secondary or three grades of burners torch gas flow signal and pressure signal, low one-level burner is worked as in solution cannot improve because leak occurs in damage the potential safety hazard that pressure occurs, security is higher.
Accompanying drawing explanation
Fig. 1 is the outline drawing of ground flare of the present invention;
Fig. 2 is the front view of burner of the present invention;
Fig. 3 is the top view of burner of the present invention;
Fig. 4 is the A-A profile of Fig. 3;
Fig. 5 is the structural representation of existing burner arm;
Fig. 6 is the layout drawing of burner of the present invention;
Fig. 7 is the control logic figure that ground flare of the present invention surely fires measure.
In figure: 1 cylindrical shell, 2 flame-observing holes, 3 burners, 31 one-level burners, 32 two stage burners, 33 3 grades of burners, 4 windbreaks, 5 cylindricality bases, 6 burner heads, 7 air inlet pipe, 8 five-way structures, 9 arms, 10 rectangle coil pipes, 11 gaps, 12 two stage burner control valves, 13 3 grades of burner control valves.
The specific embodiment
Below in conjunction with Figure of description, the invention will be further described:
A kind of ground flare, comprise cylindrical shell 1, flame-observing hole 2, burner 3, cylindricality basis 5 and control section, described cylindrical shell 1 is arranged on cylindricality basis 5, and on the sidewall of cylindrical shell 1, annular is distributed with multiple flame-observing holes 2, and burner 3 is divided into multistage and is arranged in the inside of cylindrical shell 1.
Described burner 3 comprises one-level burner 31, two stage burner 32 and three grades of burners 33, and the layout of burner 3 adopts " V " font to be arranged symmetrically with, and centre is one-level burner 31, is outwards arranged symmetrically with successively two stage burner 32 and three grades of burners 33; Two stage burner 32 is positioned at the top of one-level burner 31, and three grades of burners 33 are positioned at the top of two stage burner 32, and the difference in height of adjacent two-stage combustion device is 0.1～0.3 meter.Two stage burner 32 and three grades of burners 33 are lifted to after suitable height, make in the time opening two stage burner 32 or three grades of burners 33 one-level burner 31 flames or two stage burner 32 flames timely torch gas to be lighted, prevent the generation of deflagration phenomenon, guarantee the safe and stable operation of flare system.
Described burner 3 comprises burner head 6, and the center of burner head 6 is a five-way structure 8, and the bottom at five-way structure 8 centers is air inlet pipe 7, and all the other four openings of five-way structure 8 are equipped with arm 9, and described arm 9 is connected with a rectangle coil pipe 10; On described arm 9 and rectangle coil pipe 10, be provided with uniformly gap 11, setting is interrupted in described gap 11, and the width in gap 11 is 0.4～1.0 millimeter, and on each burner 3, the total length in gap is greater than the half of arm 9 and rectangle coil pipe 10 length summations; The cross section of arm 9 and rectangle coil pipe 10 is ellipse, and oval major axis is the longitudinal axis, and described gap 11 is located at the top of transverse.Change circular arm as shown in Figure 5 in prior art into ellipse as shown in Figure 4, reduce pipe width, reduce circulation of air resistance, be more conducive to abundant burning.
In order to guarantee the stability of burning, improve the security using, the outside on described cylindricality basis 5 is provided with windbreak 4.
For the convenience using, can be used for seeing fiery cat ladder (not shown) in the arranged outside of windbreak as required.
As shown in Figure 7, a kind of smooth burning method of ground flare, adopt dcs to control, the signal source that torch gas flow signal and torch gas pressure signal are dcs also adopts the form of logic OR as the control measure of opening two stage burner control valve 12 and three grades of burner control valves 13.In Fig. 7, DCS represents dcs, and P represents torch gas pressure signal, and F represents torch gas flow signal.
When making, round tube is pressed into elliptic cross-section as shown in Figure 4, intercepts four sections as arm 9; Need one end to leave certain length cross section as the pipe of arm 9 and still remain circular condition, to meet next step the needs of welding;
These four sections of arms 9 are welded with five-way structure 8, after welding, carry out assembly welding with rectangle coil pipe 10 again.Burner head good assembly welding 6 and air inlet pipe 7 are welded, formed single burner;
This burner entirety is carried out to the gap 11 that utilizes after stress relief annealing the processes of laser cutting to need, and this gap is what be interrupted, as shown in Figure 3.
Carry out cylindricality basis 5, cylindrical shell 1 is arranged on this basis;
Require (as shown in Figure 6) classification to be encased in torch cylindrical shell 1 according to relative altitude single burner;
Make windbreak 4, under individual cases, can on windbreak 4, be provided for seeing as required fire and use cat ladder.
When use, torch gas enters burner head 6 from air inlet pipe 7, and flow through each arm 9 and rectangle coil pipe 10 are finally burnt by gap 11 ejections.
The course of work of the smooth burning method of a kind of ground flare of the present invention is: torch gas flow signal and torch gas pressure signal are incorporated in the control of opening two stage burner control valve 12 and three grades of burner control valves 13 by the relation of logic OR.In concrete enforcement, when in the normal situation of one-level burner, the rising of pressure is accompanied by the increase of flow, when opening secondary or three grades of burner control valves after the some numerical value that reaches setting in both, avoid the one-level torch lower burning task that should be completed by two-stage combustion device of nonserviceabling but still to go burning by one-level burner, ensure flare system safe and stable operation, the generation of Accident prevention.
The above, principles more of the present invention just explain through diagrams, this description is not that in concrete structure and the scope of application described shown in the present invention will being confined to, therefore the corresponding modify being likely utilized every and equivalent, all belong to the scope of the claims that the present invention applies for.
Except technical characterictic described in description, all the other technical characterictics are those skilled in the art's known technology.
Claims (5)
1. a ground flare, it is characterized in that, comprise cylindrical shell, flame-observing hole, burner, cylindricality basis and control section, described cylindrical shell is arranged on cylindricality basis, on the sidewall of cylindrical shell, annular is distributed with multiple flame-observing holes, and burner is divided into multistage and is arranged in the inside of cylindrical shell; Described burner comprises one-level burner, two stage burner and three grades of burners, and the layout of burner adopts " V " font to be arranged symmetrically with, and centre is one-level burner, is outwards arranged symmetrically with successively two stage burner and three grades of burners; Two stage burner is positioned at the top of one-level burner, and three grades of burners are positioned at the top of two stage burner, and the difference in height of adjacent two-stage combustion device is 0.1～0.3 meter.
2. a kind of ground flare according to claim 1, it is characterized in that, described burner comprises burner head, the center of burner head is a five-way structure, the bottom at five-way structure center is air inlet pipe, four openings of all the other of five-way structure are equipped with arm, and described arm is connected with a rectangle coil pipe; On described arm and rectangle coil pipe, be provided with uniformly gap, setting is interrupted in described gap, and the width in gap is 0.4～1.0 millimeter, and on each burner, the total length in gap is greater than the half of arm and rectangular disk length of tube summation; The cross section of arm and rectangle coil pipe is ellipse, and oval major axis is the longitudinal axis, and described gap is located at the top of transverse.
3. a kind of ground flare according to claim 1 and 2, is characterized in that, the outside on described cylindricality basis is provided with windbreak.
4. a kind of ground flare according to claim 3, is characterized in that, the outside of described windbreak is provided with cat ladder.
5. the smooth burning method of a kind of ground flare according to claim 4, it is characterized in that, adopt dcs to control, the signal source that throughput signal and pressure signal are dcs also adopts the form of logic OR as the control measure of opening two stage burner control valve and three grades of burner control valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210223118.1A CN102721042B (en) | 2012-06-29 | 2012-06-29 | High-efficiency ground torch and stable combustion measure thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210223118.1A CN102721042B (en) | 2012-06-29 | 2012-06-29 | High-efficiency ground torch and stable combustion measure thereof |
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| CN102721042A CN102721042A (en) | 2012-10-10 |
| CN102721042B true CN102721042B (en) | 2014-07-09 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633678B (en) * | 2015-02-13 | 2017-12-19 | 斯文杰 | One kind joint burned waste gas device |
| CN104764013B (en) * | 2015-04-01 | 2018-05-18 | 深圳智慧能源技术有限公司 | Injection type burner with enhancing connection flame ability |
| CN105180182B (en) * | 2015-10-13 | 2017-11-24 | 中国石油化工股份有限公司 | Open flow gas disposal long and narrow hole burner |
| CN105222139B (en) * | 2015-10-13 | 2017-11-24 | 中国石油化工股份有限公司 | Using the ground flare of long and narrow hole burner |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6076953A (en) * | 1995-10-10 | 2000-06-20 | The Esab Group, Inc. | Digitizing probe |
| RU2324110C2 (en) * | 2006-03-17 | 2008-05-10 | Евгений Владимирович Гайслер | Two-stage fuel combustion technique and combustor |
| CN201787585U (en) * | 2010-09-15 | 2011-04-06 | 中国船舶重工集团公司第七一一研究所 | open-type ground flare |
| CN202203935U (en) * | 2011-08-09 | 2012-04-25 | 江苏中圣高科技产业有限公司 | Adjustable ground torch gas system |
| CN202675268U (en) * | 2012-06-29 | 2013-01-16 | 济南同智创新科技有限公司 | High-efficiency ground torch |
-
2012
- 2012-06-29 CN CN201210223118.1A patent/CN102721042B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6076953A (en) * | 1995-10-10 | 2000-06-20 | The Esab Group, Inc. | Digitizing probe |
| RU2324110C2 (en) * | 2006-03-17 | 2008-05-10 | Евгений Владимирович Гайслер | Two-stage fuel combustion technique and combustor |
| CN201787585U (en) * | 2010-09-15 | 2011-04-06 | 中国船舶重工集团公司第七一一研究所 | open-type ground flare |
| CN202203935U (en) * | 2011-08-09 | 2012-04-25 | 江苏中圣高科技产业有限公司 | Adjustable ground torch gas system |
| CN202675268U (en) * | 2012-06-29 | 2013-01-16 | 济南同智创新科技有限公司 | High-efficiency ground torch |
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| CN102721042A (en) | 2012-10-10 |
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Address after: The Jiyang County of Ji'nan City, Shandong province 251400 East Street, Taixing Economic Development Zone No. 6 Patentee after: Shandong innovation energy Polytron Technologies Inc Address before: The development zone of Jiyang County of Ji'nan City, Shandong province 251400 Taixing Street No. 6 Ji'nan Tong Chi Creative Technology Limited Patentee before: Jinan Tongzhi Innovation Science and Technology Co., Ltd. |
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