CN111153716A - A heat exchanger for aerobic fermentation tank of livestock and poultry manure and its operation process - Google Patents
A heat exchanger for aerobic fermentation tank of livestock and poultry manure and its operation process Download PDFInfo
- Publication number
- CN111153716A CN111153716A CN202010129400.8A CN202010129400A CN111153716A CN 111153716 A CN111153716 A CN 111153716A CN 202010129400 A CN202010129400 A CN 202010129400A CN 111153716 A CN111153716 A CN 111153716A
- Authority
- CN
- China
- Prior art keywords
- main shell
- welded
- heat exchanger
- tank
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000010564 aerobic fermentation Methods 0.000 title claims abstract description 20
- 239000010871 livestock manure Substances 0.000 title claims abstract description 20
- 210000003608 fece Anatomy 0.000 title claims abstract description 19
- 244000144972 livestock Species 0.000 title claims abstract description 19
- 244000144977 poultry Species 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000000855 fermentation Methods 0.000 claims abstract description 24
- 230000004151 fermentation Effects 0.000 claims abstract description 24
- 239000007789 gas Substances 0.000 claims abstract description 22
- 238000005192 partition Methods 0.000 claims abstract description 17
- 239000002912 waste gas Substances 0.000 claims abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000000007 visual effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
- C05F3/06—Apparatus for the manufacture
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a heat exchanger for a livestock and poultry manure aerobic fermentation tank and an operation process thereof, wherein the heat exchanger comprises a main shell, an upper cover, a partition plate and a lower shell, wherein the partition plate is respectively welded at the top end and the bottom end of the main shell, the upper cover is arranged at the top end of the main shell, and the lower shell is arranged at the bottom end of the main shell; a waste gas output pipeline is welded at the top end of the upper cover; more than one heat exchange tube is welded between the clapboards at the top end and the bottom end of the main shell; the bottom of the lower shell is provided with 4 small upright posts for supporting, and the upper end of the lower shell is inwards concaved into a funnel shape and is hollow; the main shell is taken as a main visual angle and is divided into four directions, namely a front direction, a rear direction, a left direction and a right direction, a tank power chamber gas access pipeline is welded below the front part of the side wall of the main shell, and an access power chamber fan supply pipeline is welded above the rear part of the side wall of the main shell; the top of the tank is welded with a hot gas access pipeline. The heat exchanger can provide heat for continuous fermentation by using waste gas heat generated after fermentation, so that waste is changed into valuable, and energy is saved.
Description
Technical Field
The invention belongs to the technical field of agricultural machinery, and particularly relates to a heat exchanger for an aerobic fermentation tank of livestock and poultry manure and an operation process thereof.
Background
The aerobic fermentation of the livestock and poultry manure belongs to biological fermentation, is an application technology widely popularized by China, and is a better method for producing organic fertilizer. In the fermentation process, in order to combine the ferment with the high-temperature bacteria for propagation and fermentation, oxygen with proper temperature needs to be introduced into the livestock manure fermentation tank. The energy consumption cost of the whole fermentation tank equipment accounts for about 20 percent of the total production cost, so the energy-saving and emission-reducing tasks are heavier. At present, the residual heat generated in the fermentation medium sterilization and fermentation processes and the heat generated by fermentation power chambers (turbine air pumps, motors, hydraulic mechanisms and the like) of domestic fermentation tanks of many enterprises are not effectively recycled, so that the great waste of energy resources is caused.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the heat exchanger for the livestock and poultry manure aerobic fermentation tank and the operation process thereof, which can make full use of the waste heat generated in the fermentation process of the fermentation tank and the heat generated by the power chamber, change waste into valuable and save energy.
The invention is realized by the following technical scheme:
a heat exchanger for an aerobic fermentation tank of livestock and poultry manure comprises a main shell, an upper cover, a partition plate and a lower shell, wherein the partition plate is welded at the top end and the bottom end of the main shell respectively;
the upper cover is in a circular truncated cone shape, and a waste gas output pipeline is welded at the top end of the upper cover;
the main shell is cylindrical, and more than one heat exchange tube is welded between the clapboards at the top end and the bottom end of the main shell;
the lower shell is cylindrical, the bottom of the lower shell is provided with 4 small upright posts for supporting, and the upper end of the lower shell is concave into a funnel shape and is hollow inside;
the main shell is taken as a main visual angle and is divided into four directions, namely a front direction, a rear direction, a left direction and a right direction, a tank power chamber gas access pipeline is welded below the front part of the side surface of the main shell, and an access power chamber fan supply pipeline is welded above the rear part of the side surface of the main shell; and a tank top hot gas access pipeline is welded above the right part of the side surface of the lower shell.
Preferably, the main shell and the upper cover, and the main shell and the lower shell are fixedly connected through flanges.
Preferably, the flange is provided with 20 evenly distributed holes with the diameter of 14 mm.
Preferably, 121 through holes with the diameter of 38mm are formed in the partition plate, each longitudinal row of holes is in a linear array, the holes between every two rows are arranged in a staggered mode, and the number of the heat exchange tubes is 121, and the heat exchange tubes correspond to the through holes.
Preferably, the heat exchange tube is made of aluminum, the heat exchange tube is hollow inside, the middle of the tube body is large, two ends of the tube body are small, the tube body is wrapped by an aluminum external thread tube, two ends of the tube can be respectively inserted into the through holes in the partition plate, and the tube body and the partition plate are welded into a whole.
A running process of a heat exchanger for an aerobic fermentation tank of livestock and poultry manure comprises the following steps: hot waste gas generated by fermentation in the fermentation tank enters the heat exchange tube through a tank top hot gas access pipeline, the heat exchange tube absorbs heat in the hot waste gas, and then the waste gas is discharged through a waste gas output pipeline and enters a subsequent device; the air sucked from the tank power chamber enters the main shell of the heat exchanger through the air access pipeline of the tank power chamber, takes away the heat on the heat exchange pipe, and enters the air supply pipeline of the power chamber for the hot oxygen required by the subsequent fermentation.
The invention has the following beneficial effects:
compared with the prior art, the heat exchanger for the livestock and poultry manure aerobic fermentation tank fully utilizes the waste gas heat generated after fermentation to provide heat for continuous fermentation, changes waste into valuable and saves energy; the heat exchanger has the advantages of simple working principle, reasonable structure, simple operation, low manufacturing cost, quick installation, convenient maintenance and contribution to popularization and application.
Drawings
FIG. 1 is a front view of a heat exchanger for an aerobic fermentation tank for livestock and poultry manure;
FIG. 2 is a left side view of a heat exchanger for the aerobic fermentation tank for livestock and poultry manure;
FIG. 3 is a top view of the aerobic fermentation tank with the top cover removed by a heat exchanger;
in the figure: 1. an exhaust gas output pipe; 2. an upper cover; 3. a main housing; 4. a partition plate; 5. the hot gas on the top of the tank is connected into a pipeline; 6. a lower case; 7. a heat exchange pipe; 8. the gas of the tank power chamber is connected into a pipeline; 9. connecting to a power room air supply fan pipeline; 10. a through hole.
Detailed Description
The invention is described in further detail below with reference to specific embodiments and with reference to the following drawings.
Example 1
A heat exchanger for an aerobic fermentation tank for livestock and poultry manure, as shown in figure 1, comprises a main shell 3, an upper cover 2, a partition plate 4 and a lower shell 6, wherein the partition plate 4 is welded on the top end and the bottom end of the main shell 3 respectively, the upper cover 2 is arranged on the top end of the main shell 3, and the lower shell 6 is arranged on the bottom end of the main shell 3.
The upper cover 2 is in a circular truncated cone shape, a flange is welded on the lower portion of the upper cover, and a short pipe with the diameter of 250mm is welded on the top end of the upper cover and is used for being connected with the waste gas output pipeline 1.
The main casing 3 is cylindrical, and flanges are welded on the casing at the top end and the bottom end of the main casing.
The inferior valve 6 is cylindric, and its upper portion welding has the flange, and its bottom is provided with 4 little stands and is used for supporting, and its upper end indent becomes to leak hopper-shaped, and inside cavity.
Sealing rings are added between the main shell 3 and the upper cover 2 and between the main shell 3 and the lower shell 6 and are connected through respective flanges of the sealing rings by bolts. The flanges are provided with 20 holes which are uniformly distributed and have the diameter of 14 mm.
As shown in fig. 2, 121 heat exchange tubes 7 are welded between the partition plates 4 at the top end and the bottom end of the main shell 3; as shown in fig. 3, 121 through holes 10 with a diameter of 38mm are formed in the partition plate 4, each longitudinal row of holes is in a linear array, the holes between each two rows are arranged in a staggered manner, and the heat exchange tubes 7 correspond to the through holes 10.
The heat exchange tube 7 is made of aluminum, the interior of the heat exchange tube is hollow, the middle of the tube body is large, the two ends of the tube body are small, the tube body is wrapped by an aluminum external thread tube, the two ends of the tube body can be respectively inserted into the through holes 10 in the partition plate 4, and the two ends of the tube body are welded with the partition plate 4 into a whole.
As shown in fig. 1, the main housing 3 is divided into four directions, i.e., front, rear, left, and right directions. A short pipe with the diameter of 250mm is welded below the front part of the side wall of the main shell 3 and is used for connecting a tank power chamber gas access pipeline 8; a short pipe with the diameter of 160mm is welded above the rear part of the side wall of the main shell 3 and is used for connecting and connecting a power chamber air supply fan pipeline 9; and a short pipe with the diameter of 250mm is welded above the right part of the side wall of the lower shell 6 and is used for connecting the tank top hot gas access pipeline 5.
An operation process of a heat exchanger for an aerobic fermentation tank of livestock and poultry manure comprises the following steps: hot waste gas generated by fermentation in the fermentation tank enters a heat exchange tube 7 through a tank top hot gas access pipeline 5, the heat exchange tube 7 absorbs heat in the hot waste gas, and then the waste gas is discharged through a waste gas output pipeline 1 and enters a subsequent spraying and deodorizing device; the gas sucked from the tank power chamber enters the heat exchanger main shell 3 through the tank power chamber gas access pipeline 8, takes away the heat on the heat exchange tube 7, and enters the power chamber air supply pipeline 9 for the hot oxygen required by the subsequent fermentation.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010129400.8A CN111153716A (en) | 2020-02-28 | 2020-02-28 | A heat exchanger for aerobic fermentation tank of livestock and poultry manure and its operation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010129400.8A CN111153716A (en) | 2020-02-28 | 2020-02-28 | A heat exchanger for aerobic fermentation tank of livestock and poultry manure and its operation process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111153716A true CN111153716A (en) | 2020-05-15 |
Family
ID=70566722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010129400.8A Pending CN111153716A (en) | 2020-02-28 | 2020-02-28 | A heat exchanger for aerobic fermentation tank of livestock and poultry manure and its operation process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111153716A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101004337A (en) * | 2007-01-15 | 2007-07-25 | 高克联管件(上海)有限公司 | Heat-transfer pipe in use for strengthening condensation |
| CN106178929A (en) * | 2016-07-11 | 2016-12-07 | 湖南屎壳郎环境科技有限公司 | A kind of livestock and poultry farm foul smell smoke gas treatment system and method |
| CN107559889A (en) * | 2017-10-17 | 2018-01-09 | 王仆 | Energy-saving heater |
| CN207378870U (en) * | 2017-10-17 | 2018-05-18 | 王仆 | Energy-saving heater |
| CN208711077U (en) * | 2018-06-11 | 2019-04-09 | 江阴市九鑫节能设备科技有限公司 | Multi-way multiple-effect MVR vapo(u)rization system |
| CN211847720U (en) * | 2020-02-28 | 2020-11-03 | 盐城工业职业技术学院 | A heat exchanger for aerobic fermentation tank of livestock and poultry manure |
-
2020
- 2020-02-28 CN CN202010129400.8A patent/CN111153716A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101004337A (en) * | 2007-01-15 | 2007-07-25 | 高克联管件(上海)有限公司 | Heat-transfer pipe in use for strengthening condensation |
| CN106178929A (en) * | 2016-07-11 | 2016-12-07 | 湖南屎壳郎环境科技有限公司 | A kind of livestock and poultry farm foul smell smoke gas treatment system and method |
| CN107559889A (en) * | 2017-10-17 | 2018-01-09 | 王仆 | Energy-saving heater |
| CN207378870U (en) * | 2017-10-17 | 2018-05-18 | 王仆 | Energy-saving heater |
| CN208711077U (en) * | 2018-06-11 | 2019-04-09 | 江阴市九鑫节能设备科技有限公司 | Multi-way multiple-effect MVR vapo(u)rization system |
| CN211847720U (en) * | 2020-02-28 | 2020-11-03 | 盐城工业职业技术学院 | A heat exchanger for aerobic fermentation tank of livestock and poultry manure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200515 |