CN108397780A - A kind of biogas combustion and heat reclaim unit - Google Patents
A kind of biogas combustion and heat reclaim unit Download PDFInfo
- Publication number
- CN108397780A CN108397780A CN201810229306.2A CN201810229306A CN108397780A CN 108397780 A CN108397780 A CN 108397780A CN 201810229306 A CN201810229306 A CN 201810229306A CN 108397780 A CN108397780 A CN 108397780A
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- Prior art keywords
- wall
- pipe
- biogas
- heat
- fire
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2206/00—Waste heat recuperation
- F23G2206/20—Waste heat recuperation using the heat in association with another installation
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Treatment Of Sludge (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The present invention discloses a kind of biogas combustion and heat reclaim unit, including biogas combustion device and heat reclaim unit, heat reclaim unit includes wall body, wall body includes outer wall and the inner wall for being set to outer pars intramuralis, the liquid storage cylinder for accommodating heat-conducting liquid is formed between outer wall and inner wall, is equipped with heat conducting pipe in liquid storage cylinder, the import of heat conducting pipe is located at the lower part of liquid storage cylinder, positioned at the top of liquid storage cylinder, the lower part of outer wall is connected separately with the liquid inlet tube and liquid drain pipe of access liquid storage cylinder for the outlet of heat conducting pipe；The space that the inner wall surrounds forms combustion chamber, biogas combustion device includes the biogas pipe and igniter for stretching into combustion chamber, the outlet side of biogas pipe is also associated with nozzle and biogas pipe is equipped with fire separating shield, and nozzle is located inside fire separating shield, and several fire output holes are distributed on fire separating shield.The present invention is to integrate biogas combustion and the device of heat recovery, has the advantages that burning is thorough, the temperature difference is small, heat recovery rate height, simple structure, service life are long and easy to maintenance.
Description
Technical field
The invention belongs to technical field of sewage, and in particular to a kind of biogas combustion and heat reclaim unit.
Background technology
Anaerobic bio-treated can decompose complicated organic compound, be converted into compound that is simple, stablizing, release simultaneously
Exoergic amount.Wherein, most energy occurs in the form of methane, this is a kind of fuel gas, recoverable.It is only few simultaneously
Amount organic matter is converted and synthesizes new part of the cell, and for opposite aerobic method, anaerobic process sludge growth rate is much smaller.
Aerobic method because oxygen supply limitation be generally only applicable in, the processing of low-concentration organic waste water, and anaerobic process is not only suitable for high concentration
Organic wastewater, but in being suitable for, low-concentration organic waste water.The degradable certain aerobic methods of anaerobic process are difficult to degrade organic simultaneously
Object, such as solid organic matters, colorant anthraquinone and certain azo dyes.But anaerobic bio-treated is greatly influenced by temperature, and is detested
For oxygen optimal temperature at 30-60 DEG C, low temperature can be such that degradation efficiency reduces at double.In actual motion, domestic most areas are especially
In winter, environment temperature is all very low, and system for anaerobic treatment inflow temperature is relatively low, and each sewage disposal system is caused to be rendered obvious by out winter
The phenomenon that water degradation.Therefore, in order to improve wastewater treatment efficiency, it usually needs external force heats.
Invention content
Present invention aims at a kind of biogas combustion of offer and heat reclaim units.
Based on above-mentioned purpose, the present invention takes following technical scheme：
A kind of biogas combustion and heat reclaim unit, including biogas combustion device and heat reclaim unit, heat reclaim unit packet
Wall body is included, wall body includes outer wall and the inner wall for being set to outer pars intramuralis, and the storage for accommodating heat-conducting liquid is formed between outer wall and inner wall
Sap cavity, liquid storage cylinder is interior to be equipped with heat conducting pipe, and the import of heat conducting pipe is located at the lower part of liquid storage cylinder, and the outlet of heat conducting pipe is positioned at liquid storage cylinder
Top, the lower part of outer wall are connected separately with the liquid inlet tube and liquid drain pipe of access liquid storage cylinder；What the inner wall surrounded
Space forms combustion chamber, and biogas combustion device includes the biogas pipe and igniter for stretching into combustion chamber, the outlet side of biogas pipe
It is also associated with nozzle and biogas pipe is equipped with fire separating shield, nozzle is located inside fire separating shield, and several fire output holes are distributed on fire separating shield.
The heat conducting pipe is helix tube, and heat conducting pipe is sheathed on the periphery of inner wall；The bore of heat conducting pipe is 25-100mm, is led
The spacing of heat pipe is 50 ~ 200mm.
The nozzle is in up-small and down-big conical pipe, the bore for going out fire end of nozzle and the ratio between the bore of biogas pipe
For 0.2-0.5；Several cover stents are fixed in biogas pipe, fire separating shield is fixed on by cover stent in biogas pipe.
It is additionally provided with cap of banking up a fire above the fire separating shield, cap of banking up a fire is fixed on by cap holder on inner wall.
The tapered structure of cap of banking up a fire；Cap holder includes the rounded hatband in section and the connection that is connected on hatband
One end of bar, connecting rod is fixed on inner wall, and cap of banking up a fire is set on hatband.
The upper top of the outer wall is additionally provided with rain cover.
Liquid level instruction pipe is also associated on the liquid drain pipe；Temperature detection mouth is additionally provided on outer wall.
Compared with prior art, the invention has the advantages that：
The present invention is to integrate biogas combustion and the device of heat recovery, to what is generated in treatment sewage anaerobic digestion process
Biogas is recycled, and is burnt and is provided heat for heating treatment sewage, improves sewage anaerobic digestion treatment effect, reduce
Pollution to environment, at the same the device have burning thoroughly, the temperature difference is small, heat recovery rate height, simple structure, service life length and
Advantage easy to maintenance can effectively improve biogas combustion, heat recovery and recycling.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the vertical view of structure of the invention；
Fig. 3 is the partial schematic diagram of cap holder；
Fig. 4 is the specific schematic diagram of igniter and fire separating shield；
Wherein：1, outer wall；2, rain cover；3, heat conducting pipe；4, temperature detection mouth；5, inner wall；6, liquid level instruction pipe；7, liquid is vented
Mouth pipe；8, it banks up a fire cap；9, cap holder；10, biogas pipe；11, fire separating shield；12, nozzle；13, fire rod；14, liquid inlet tube；
15, the import of heat conducting pipe；16, the outlet of heat conducting pipe.
Specific implementation mode
Embodiment 1
A kind of biogas combustion and heat reclaim unit, as shown in Figs 1-4, including biogas combustion device and heat reclaim unit, heat
It includes wall body to measure retracting device, and wall body includes outer wall 1 and the inner wall being set to inside outer wall 15, is formed between outer wall 1 and inner wall 5
The liquid storage cylinder of heat-conducting liquid is accommodated, heat conducting pipe 3 is equipped in liquid storage cylinder, the heat conducting pipe 3 is helix tube, and heat conducting pipe 3 is sheathed on interior
The periphery of wall 5；The bore of heat conducting pipe 3 is 25mm, the spacing of heat conducting pipe 3（It refer to the adjacent spiral spacing of helix tube）For
60mm, the import 15 of heat conducting pipe are located at the lower part of liquid storage cylinder, and the outlet 16 of heat conducting pipe is located at the top of liquid storage cylinder, under outer wall 1
Portion is connected separately with the liquid inlet tube 14 and liquid drain pipe 7 of access liquid storage cylinder, is also connected on the liquid drain pipe 7
There is liquid level to indicate pipe 6；Temperature detection mouth 4 is additionally provided on outer wall 1；The space that the inner wall 5 surrounds forms combustion chamber, biogas combustion
Device includes the biogas pipe 10 and igniter for stretching into combustion chamber（KHMD-A pulse electronic ignition devices, generally include fire rod
13 and controller, fire rod 13 is mounted on the fire separating shield 11 above nozzle 12 at 3-5cm, controller can by 220V,
Voltage is elevated above 2500 volts by step-up transformer, charges to storage capacitor after rectified, work as charging by the alternating current of 50HZ
When voltage is more than the breakdown voltage of discharge tube, the voltage on accumulator is by discharge tube, igniting cable and conducting rod, to semiconductor
Formula fire rod discharges, and igniting club head the two poles of the earth produce strong under the pulse voltage effect of a high energy peak
Electric spark, in this, as the burning things which may cause a fire disaster lighted, 500 ~ 1000 DEG C of fire rod heatproof）, the outlet side of biogas pipe 10 is also associated with nozzle
12 and biogas pipe 10 be equipped with fire separating shield 11, the nozzle 12 be in up-small and down-big conical pipe, the pipe for going out fire end of nozzle 12
The ratio between internal diameter and the bore of biogas pipe 10 are 0.5, and nozzle 12 is located inside fire separating shield 11, and the length of nozzle 12 is 80mm, point
Fire 11 cylindrical in shape, a diameter of 30mm of fire separating shield 11 of cover, on barrel on the fire output hole of several a diameter of 10mm is distributed with.Biogas pipe
4 cover stents are uniformly fixed on 10, fire separating shield 11 is fixed on by cover stent in biogas pipe 10.11 top of the fire separating shield is also
Equipped with cap 8 of banking up a fire, cap 8 of banking up a fire is fixed on by cap holder 9 on inner wall 5, the 8 tapered structure of cap of banking up a fire；Cap holder 9 includes
One end of connecting rod section rounded hatband and be connected on hatband, connecting rod is fixed on inner wall 5, cap 8 of banking up a fire setting
In on hatband.The upper top of the outer wall 1 is additionally provided with rain cover 2.
Embodiment 2
A kind of biogas combustion and heat reclaim unit, as shown in Figs 1-4, including biogas combustion device and heat reclaim unit, heat
It includes wall body to measure retracting device, and wall body includes outer wall 1 and the inner wall being set to inside outer wall 15, is formed between outer wall 1 and inner wall 5
The liquid storage cylinder of heat-conducting liquid is accommodated, heat conducting pipe 3 is equipped in liquid storage cylinder, the heat conducting pipe 3 is helix tube, and heat conducting pipe 3 is sheathed on interior
The periphery of wall 5；The bore of heat conducting pipe 3 is 100mm, the spacing of heat conducting pipe 3（It refer to the adjacent spiral spacing of helix tube）For
200mm, the import 15 of heat conducting pipe are located at the lower part of liquid storage cylinder, and the outlet 16 of heat conducting pipe is located at the top of liquid storage cylinder, under outer wall 1
Portion is connected separately with the liquid inlet tube 14 and liquid drain pipe 7 of access liquid storage cylinder, is also connected on the liquid drain pipe 7
There is liquid level to indicate pipe 6；Temperature detection mouth 4 is additionally provided on outer wall 1；The space that the inner wall 5 surrounds forms combustion chamber, biogas combustion
Device includes the biogas pipe 10 and igniter for stretching into combustion chamber（KHMD-A pulse electronic ignition devices, generally include fire rod
13 and controller, fire rod 13 is mounted on the fire separating shield 11 above nozzle 12 at 3-5cm, controller can by 220V,
Voltage is elevated above 2500 volts by step-up transformer, charges to storage capacitor after rectified, work as charging by the alternating current of 50HZ
When voltage is more than the breakdown voltage of discharge tube, the voltage on accumulator is by discharge tube, igniting cable and conducting rod, to semiconductor
Formula fire rod discharges, and igniting club head the two poles of the earth produce strong under the pulse voltage effect of a high energy peak
Electric spark, in this, as the burning things which may cause a fire disaster lighted, 500 ~ 1000 DEG C of fire rod heatproof）, the outlet side of biogas pipe 10 is also associated with nozzle
12 and biogas pipe 10 be equipped with fire separating shield 11, the nozzle 12 be in up-small and down-big conical pipe, the pipe for going out fire end of nozzle 12
The ratio between internal diameter and the bore of biogas pipe 10 are 0.5, and nozzle 12 is located inside fire separating shield 11, and the length of nozzle 12 is 80mm, point
Fire 11 cylindrical in shape, a diameter of 30mm of fire separating shield 11 of cover, on barrel on the fire output hole of several a diameter of 10mm is distributed with.Biogas pipe
Several cover stents are fixed on 10, fire separating shield 11 is fixed on by cover stent in biogas pipe 10.11 top of the fire separating shield is also set
It banks up a fire cap 8, cap 8 of banking up a fire is fixed on by cap holder 9 on inner wall 5, the 8 tapered structure of cap of banking up a fire；Cap holder 9 includes cutting
One end of connecting rod face rounded hatband and be connected on hatband, connecting rod is fixed on inner wall 5, and cap 8 of banking up a fire is set to
On hatband.The upper top of the outer wall 1 is additionally provided with rain cover 2.
The course of work：In sewage disposal process, anaerobic pond generates biogas and is carried out by biogas pipe 10 during Anaerobic Treatment
Combustion heat release amount is passed through heat-conducting liquid in liquid storage cylinder（Mixed liquor such as water or based on water）, from the import 15 of heat conducting pipe
Anaerobic pond sewage to be heated is injected, pending anaerobic pond is passed through by the outlet 16 of heat conducting pipe.It is controlled according to fluid level indicator
Water level in liquid storage cylinder.Igniter is opened, combustion flame is sprayed from biogas nozzle 12, is shunted by fire separating shield 11, evenly dispersed
Into the liquid storage cylinder of heat reclaim unit, heat is reached into heat conducting pipe 3 by heating heat-conducting liquid, to heat anaerobic pond dirt
Water, the anaerobic pond sewage heated are discharged into anaerobic pond by the outlet 16 of heat conducting pipe, improve anaerobic system temperature, keep anaerobic pond high
Effect operation, heat-conducting liquid temperature are controlled at 60 ~ 95 DEG C.When repair, pass through the outlet of heat-conducting liquid drain pipe 7 and heat conducting pipe 3
16 are discharged heat-conducting liquid and sewage to be heated respectively, are repaired after heat-conducting liquid and sewage to be heated emptying.
And use biogas burner recycling heat that so that inflow temperature is guaranteed for heating anaerobic system water inlet, really
Protect the stable and high effective operation of system for anaerobic treatment.
Claims (7)
1. a kind of biogas combustion and heat reclaim unit, which is characterized in that including biogas combustion device and heat reclaim unit, heat
It includes wall body to measure retracting device, and wall body includes outer wall and the inner wall for being set to outer pars intramuralis, is formed and is accommodated between outer wall and inner wall
The liquid storage cylinder of heat-conducting liquid, liquid storage cylinder is interior to be equipped with heat conducting pipe, and the import of heat conducting pipe is located at the lower part of liquid storage cylinder, the outlet of heat conducting pipe
Positioned at the top of liquid storage cylinder, the lower part of outer wall is connected separately with the liquid inlet tube and liquid drain pipe of access liquid storage cylinder；Institute
It states the space that inner wall surrounds and forms combustion chamber, biogas combustion device includes the biogas pipe and igniter for stretching into combustion chamber, natural pond
The outlet side of tracheae is also associated with nozzle and biogas pipe is equipped with fire separating shield, and nozzle is located inside fire separating shield, is distributed on fire separating shield
There are several fire output holes.
2. biogas combustion as described in claim 1 and heat reclaim unit, which is characterized in that the heat conducting pipe is helix tube,
Heat conducting pipe is sheathed on the periphery of inner wall；The bore of heat conducting pipe is 25-100mm, and the spacing of heat conducting pipe is 50 ~ 200mm.
3. biogas combustion as described in claim 1 and heat reclaim unit, which is characterized in that the nozzle is in up-small and down-big
Conical pipe, the ratio between the bore for going out fire end of nozzle and the bore of biogas pipe be 0.2-0.5；It is fixed in biogas pipe several
Cover stent, fire separating shield are fixed on by cover stent in biogas pipe.
4. biogas combustion as described in claim 1 and heat reclaim unit, which is characterized in that be additionally provided with above the fire separating shield
It banks up a fire cap, cap of banking up a fire is fixed on by cap holder on inner wall.
5. biogas combustion as claimed in claim 4 and heat reclaim unit, which is characterized in that the tapered knot of cap of banking up a fire
Structure；Cap holder includes the rounded hatband in section and the connecting rod that is connected on hatband, and one end of connecting rod is fixed on inner wall,
Cap of banking up a fire is set on hatband.
6. biogas combustion as described in claim 1 and heat reclaim unit, which is characterized in that the upper top of the outer wall is also set
It is equipped with rain cover.
7. biogas combustion as described in claim 1 and heat reclaim unit, which is characterized in that on the liquid drain pipe also
It is connected with liquid level instruction pipe；Temperature detection mouth is additionally provided on outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810229306.2A CN108397780B (en) | 2018-03-20 | 2018-03-20 | Biogas combustion and heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810229306.2A CN108397780B (en) | 2018-03-20 | 2018-03-20 | Biogas combustion and heat recovery device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108397780A true CN108397780A (en) | 2018-08-14 |
| CN108397780B CN108397780B (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810229306.2A Active CN108397780B (en) | 2018-03-20 | 2018-03-20 | Biogas combustion and heat recovery device |
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| CN (1) | CN108397780B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111039397A (en) * | 2020-01-07 | 2020-04-21 | 佛山双誉信息技术服务有限公司 | Municipal administration sewage treatment system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA967432A (en) * | 1972-11-03 | 1975-05-13 | John J. Barba | Afterburner for combustible materials in smoke |
| CN201011458Y (en) * | 2006-10-19 | 2008-01-23 | 刘金利 | Coal and gas burning dual-purpose heating stove of vertical oil well piping |
| CN201043766Y (en) * | 2007-05-18 | 2008-04-02 | 陈志忠 | Swing-fire wind-proof energy-saving gas range |
| CN205957194U (en) * | 2016-08-29 | 2017-02-15 | 南京天人环保设备有限公司 | Radiant type sewage adds fever type marsh gas torch |
-
2018
- 2018-03-20 CN CN201810229306.2A patent/CN108397780B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA967432A (en) * | 1972-11-03 | 1975-05-13 | John J. Barba | Afterburner for combustible materials in smoke |
| CN201011458Y (en) * | 2006-10-19 | 2008-01-23 | 刘金利 | Coal and gas burning dual-purpose heating stove of vertical oil well piping |
| CN201043766Y (en) * | 2007-05-18 | 2008-04-02 | 陈志忠 | Swing-fire wind-proof energy-saving gas range |
| CN205957194U (en) * | 2016-08-29 | 2017-02-15 | 南京天人环保设备有限公司 | Radiant type sewage adds fever type marsh gas torch |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111039397A (en) * | 2020-01-07 | 2020-04-21 | 佛山双誉信息技术服务有限公司 | Municipal administration sewage treatment system |
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| Publication number | Publication date |
|---|---|
| CN108397780B (en) | 2019-12-10 |
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