CN110773549A - Efficient energy-saving system of organic garbage biological treatment machine - Google Patents
Efficient energy-saving system of organic garbage biological treatment machine Download PDFInfo
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- CN110773549A CN110773549A CN201911049241.4A CN201911049241A CN110773549A CN 110773549 A CN110773549 A CN 110773549A CN 201911049241 A CN201911049241 A CN 201911049241A CN 110773549 A CN110773549 A CN 110773549A
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- heat exchange
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 18
- 238000000855 fermentation Methods 0.000 claims abstract description 37
- 230000004151 fermentation Effects 0.000 claims abstract description 37
- 239000002912 waste gas Substances 0.000 claims abstract description 29
- 239000007789 gas Substances 0.000 claims abstract description 8
- 239000010815 organic waste Substances 0.000 claims description 8
- 238000007605 air drying Methods 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004321 preservation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 238000005265 energy consumption Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 244000005700 microbiome Species 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000010564 aerobic fermentation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000012055 fruits and vegetables Nutrition 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B9/00—Auxiliary systems, arrangements, or devices
- F28B9/08—Auxiliary systems, arrangements, or devices for collecting and removing condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a high-efficiency energy-saving system of an organic garbage biological processor, which comprises fermentation equipment and waste gas treatment equipment, wherein an air return pipeline is communicated between the fermentation equipment and the waste gas treatment equipment, an air inlet pipeline for inputting fresh air is connected outside the fermentation equipment, a primary heat exchange device and a secondary heat exchange device are arranged between the air inlet pipeline and the air return pipeline, and the primary heat exchange device is arranged below an air inlet of the air inlet pipeline. The efficient energy-saving system of the organic garbage biological processor fully exchanges heat between fresh air and waste gas generated by fermentation through multi-stage heat exchange, heats the temperature of the fresh air to a certain range and then leads the heated fresh air into fermentation equipment, thereby avoiding the loss of a large amount of heat, having high heat exchange efficiency and good energy-saving effect; the gas flow can be adjusted through the first electric control valve and the second electric control valve, so that the heat exchange power is adjusted flexibly and conveniently; the fermentation equipment and the inlet and outlet pipeline are both provided with heat preservation layers, so that the heat loss is further reduced, and the energy-saving effect is improved.
Description
Technical Field
The invention relates to the technical field of heat energy recovery, in particular to a high-efficiency energy-saving system of an organic garbage biological processor.
Background
With the development of economy, population growth and living standard improvement of China, the yield of domestic garbage of China is increased sharply, and pressure is caused to the environment. The principle of garbage disposal is harmlessness, reduction and recycling. The existing domestic garbage treatment method mainly comprises a landfill method, a burning method and a composting method, and domestic garbage which has high organic matter content and is easy to classify, such as kitchen garbage, is easy to be recycled by utilizing a biological fermentation process, wherein an important method is an aerobic microbial fermentation technology.
But the prior biological treatment equipment for organic wastes of kitchens, fruits and vegetables all face the problem of high energy consumption. In order to reduce energy consumption, heat preservation measures are usually adopted to reduce heat loss so as to reduce energy consumption; and the energy consumption is reduced by changing the heating mode, such as adopting an electric heating plate, heat conducting oil and the like, but the actual energy-saving effect of the method is poor, and the energy consumption cannot be reduced to a greater extent.
Disclosure of Invention
The invention aims to provide an efficient energy-saving system of an organic garbage biological processor, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an organic rubbish biological treatment machine high-efficient economizer system, includes fermentation equipment and exhaust-gas treatment equipment, the intercommunication has the return air pipeline between fermentation equipment and the exhaust-gas treatment equipment, the fermentation equipment still is connected with the intake stack that is used for inputing fresh air outward, be equipped with one-level heat transfer device and second grade heat transfer device between intake stack and the return air pipeline, one-level heat transfer device installs the air intake below at the intake stack.
As a further scheme of the invention: the primary heat exchange device is a direct-discharge heat pipe heat exchanger.
As a further scheme of the invention: the second-stage heat exchange device comprises a condenser, a compressor and an evaporator, the condenser, the compressor and the evaporator are communicated with each other through heat exchange tubes, the condenser is installed on an air inlet pipeline between the direct-exhaust heat pipe heat exchanger and the fermentation equipment, and the evaporator is installed on an air return pipeline between the direct-exhaust heat pipe heat exchanger and the waste gas treatment equipment.
As a further scheme of the invention: and a first electric control valve is arranged at an air inlet of the air inlet pipeline.
As a further scheme of the invention: and a second electric control valve is arranged at the joint of the air return pipeline and the waste gas treatment equipment.
As a further scheme of the invention: and a throttling element is also arranged on the heat exchange tube between the condenser and the evaporator.
As a further scheme of the invention: and a circulating air drying fan is arranged on an air inlet pipeline between the condenser and the fermentation equipment.
As a further scheme of the invention: and the fermentation equipment, the air return pipeline and the air inlet pipeline are all provided with heat insulation layers.
Compared with the prior art, the invention has the beneficial effects that:
the efficient energy-saving system of the organic garbage biological processor fully exchanges heat between fresh air and waste gas generated by fermentation through multi-stage heat exchange, heats the temperature of the fresh air to a certain range and then leads the heated fresh air into fermentation equipment, thereby avoiding the loss of a large amount of heat, having high heat exchange efficiency and good energy-saving effect; the gas flow can be adjusted through the first electric control valve and the second electric control valve, so that the heat exchange power is adjusted flexibly and conveniently; the fermentation equipment and the inlet and outlet pipeline are both provided with heat preservation layers, so that the heat loss is further reduced, and the energy-saving effect is improved.
Drawings
FIG. 1 is a schematic structural view of an energy-efficient system of an organic waste biological treatment machine;
FIG. 2 is a schematic structural diagram of a secondary heat exchange device in an efficient energy-saving system of an organic waste biological treatment machine.
In the figure: 1-fermentation equipment, 2-condenser, 3-compressor, 4-evaporator, 5-waste gas treatment equipment, 6-primary heat exchange device, 7-return air pipeline, 8-air inlet, 9-air inlet pipeline, 10-waste gas discharge port, 11-first electric control valve, 12-second electric control valve, 13-throttling element and 14-circulating air drying fan.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Example 1
Referring to fig. 1, a high-efficiency energy-saving system of an organic garbage biological treatment machine comprises a fermentation device 1 and a waste gas treatment device 5, wherein an air return pipeline 7 is communicated between the fermentation device 1 and the waste gas treatment device 5, an air inlet pipeline 9 for inputting fresh air is further connected outside the fermentation device 1, a primary heat exchange device 6 and a secondary heat exchange device are arranged between the air inlet pipeline 9 and the air return pipeline 7, and the primary heat exchange device 6 is arranged below an air inlet 8 of the air inlet pipeline 9;
the specific form of the primary heat exchange device 6 is not limited, and in this embodiment, preferably, the primary heat exchange device 6 is a straight-line heat pipe heat exchanger;
referring to fig. 2, the specific form of the secondary heat exchange device is not limited, in this embodiment, preferably, the secondary heat exchange device includes a condenser 2, a compressor 3 and an evaporator 4, the condenser 2, the compressor 3 and the evaporator 4 are communicated with each other through heat exchange tubes, the condenser 2 is installed on an air inlet pipe 9 between the direct exhaust heat pipe heat exchanger and the fermentation equipment 1, and the evaporator 4 is installed on an air return pipe 7 between the direct exhaust heat pipe heat exchanger and the waste gas treatment equipment 5;
specifically, the heat of the waste gas in the return air pipeline 7 and the fresh air in the inlet air pipeline 9 are subjected to primary heat exchange through a direct-exhaust heat pipe exchanger, so that the temperature of the fresh air is ensured to be exchanged to 25-35 ℃; the waste gas is condensed by the evaporator 4 to change the water vapor in the waste gas into condensed water to be discharged out of the whole system, and the waste gas after sufficient heat exchange is discharged into a waste gas treatment device 5; the fresh air is heated for the first time by a direct-discharge heat pipe exchanger and heated for the second time by a condenser 2, and finally heated to 40-45 ℃;
in order to control the opening and closing of the air inlet pipeline 9 and the air return pipeline 7 and the gas flow rate conveniently, a first electric control valve 11 is arranged at an air inlet 8 of the air inlet pipeline 9, and a second electric control valve 12 is arranged at the connection part of the air return pipeline 7 and the waste gas treatment equipment 5;
a throttling element 13 is further arranged on the heat exchange tube between the condenser 2 and the evaporator 4 and used for controlling the flow velocity of heat exchange fluid and adjusting the heat exchange efficiency;
a circulating air drying fan 14 is arranged on an air inlet pipeline 9 between the condenser 2 and the fermentation equipment 1, so that moisture in heated air can be effectively removed, and the humidity in the fermentation equipment 1 is reduced.
The working principle of the embodiment is as follows:
the fermentation equipment 1 provides a temperature environment of 50-65 ℃ for the microorganisms, the microorganisms consume certain oxygen in the high-temperature aerobic fermentation process and release a large amount of waste gas, the temperature of the waste gas is 40-45 ℃, and the humidity of the waste gas is up to more than 95%; firstly, the heat of waste gas in an air return pipeline 7 is subjected to primary heat exchange along with fresh air in an air inlet pipeline 9 through a direct-discharge heat pipe exchanger, so that the temperature of the fresh air is ensured to be exchanged to 25-35 ℃; the waste gas is condensed by the evaporator 4, the water vapor in the waste gas is changed into condensed water to be discharged out of the whole system, and the waste gas is discharged into the waste gas treatment equipment 5 for waste gas treatment by controlling the second electric control valve 12; the fresh air is heated for the first time by a direct-discharge heat pipe exchanger and heated for the second time by a condenser 2, and finally heated to 40-45 ℃; the air, after being sufficiently heated, enters the fermentation apparatus 1 to provide a fresh supply of oxygen for the microorganisms.
Example 2
In order to reduce the heat loss during the heat exchange process and in the fermentation equipment 1 as much as possible, the embodiment is further improved on the basis of the embodiment 1, and the improvement is as follows: the fermentation equipment 1, the air return pipeline 7 and the air inlet pipeline 9 are all provided with heat preservation layers, so that the heat loss in the whole system is greatly reduced, and the heat energy utilization efficiency is improved.
This organic rubbish biological treatment machine high efficiency economizer system carries out abundant heat transfer with fresh air and the waste gas that the fermentation produced through multistage heat transfer, let in fermentation equipment 1 after heating fresh air's temperature to the certain limit, a large amount of thermal losses have been avoided, high heat exchange efficiency, energy-conserving effectual, the first automatically controlled valve 11 of accessible and the automatically controlled valve 12 regulation gas flow of second adjust heat transfer power, it is nimble convenient, fermentation equipment 1 all is equipped with the heat preservation with the business turn over pipeline, further reduce calorific loss, energy-conserving effect is improved.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (8)
1. The utility model provides an organic rubbish biological treatment machine energy-efficient system, includes fermentation equipment (1) and exhaust-gas treatment equipment (5), the intercommunication has return air duct (7) between fermentation equipment (1) and exhaust-gas treatment equipment (5), a serial communication port, fermentation equipment (1) still is connected with intake stack (9) that are used for inputing fresh air outward, be equipped with one-level heat transfer device (6) and second grade heat transfer device between intake stack (9) and return air duct (7), air intake (8) below at intake stack (9) is installed in one-level heat transfer device (6).
2. The efficient energy-saving system for the organic waste biological treatment machine according to claim 1, wherein the primary heat exchange device (6) is a direct-discharge heat pipe heat exchanger.
3. The efficient energy-saving system of the organic waste biological processor as claimed in claim 2, wherein the secondary heat exchange device comprises a condenser (2), a compressor (3) and an evaporator (4), the condenser (2), the compressor (3) and the evaporator (4) are communicated with each other through heat exchange tubes, the condenser (2) is installed on an air inlet pipeline (9) between the direct-exhaust heat pipe heat exchanger and the fermentation equipment (1), and the evaporator (4) is installed on an air return pipeline (7) between the direct-exhaust heat pipe heat exchanger and the waste gas treatment equipment (5).
4. The efficient energy-saving system for the organic waste biological treatment machine according to claim 1, wherein a first electric control valve (11) is arranged at the air inlet (8).
5. The efficient energy-saving system for the organic waste biological treatment machine according to claim 4, wherein a second electric control valve (12) is arranged at the joint of the return air pipeline (7) and the waste gas treatment equipment (5).
6. An efficient and energy-saving system for organic waste biological treatment machine according to claim 3, characterized in that the heat exchange pipe between the condenser (2) and the evaporator (4) is further provided with a throttling element (13).
7. The efficient energy-saving system for the organic garbage biological treatment machine according to claim 3, wherein a circulating air drying fan (14) is arranged on the air inlet pipeline (9) between the condenser (2) and the fermentation equipment (1).
8. The efficient energy-saving system for the organic garbage biological treatment machine according to any one of claims 1 to 7, wherein the fermentation equipment (1), the return air duct (7) and the air inlet duct (9) are all provided with heat insulation layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911049241.4A CN110773549A (en) | 2019-10-31 | 2019-10-31 | Efficient energy-saving system of organic garbage biological treatment machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911049241.4A CN110773549A (en) | 2019-10-31 | 2019-10-31 | Efficient energy-saving system of organic garbage biological treatment machine |
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| Publication Number | Publication Date |
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| CN110773549A true CN110773549A (en) | 2020-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911049241.4A Withdrawn CN110773549A (en) | 2019-10-31 | 2019-10-31 | Efficient energy-saving system of organic garbage biological treatment machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111393203A (en) * | 2020-04-21 | 2020-07-10 | 哈尔滨工业大学 | Static compost heat recycling system of agriculture and forestry organic solid waste |
| CN112960997A (en) * | 2021-01-29 | 2021-06-15 | 深圳市昌达生物环保科技有限公司 | Energy-efficient fertile machine of system |
| WO2022041451A1 (en) * | 2020-08-27 | 2022-03-03 | 南京茂泽新能源设备有限公司 | Livestock and poultry waste non-hazardous sterilization and waste heat recovery device |
-
2019
- 2019-10-31 CN CN201911049241.4A patent/CN110773549A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111393203A (en) * | 2020-04-21 | 2020-07-10 | 哈尔滨工业大学 | Static compost heat recycling system of agriculture and forestry organic solid waste |
| CN111393203B (en) * | 2020-04-21 | 2024-01-09 | 哈尔滨工业大学 | Static composting heat recycling system for agricultural and forestry organic solid waste |
| WO2022041451A1 (en) * | 2020-08-27 | 2022-03-03 | 南京茂泽新能源设备有限公司 | Livestock and poultry waste non-hazardous sterilization and waste heat recovery device |
| CN112960997A (en) * | 2021-01-29 | 2021-06-15 | 深圳市昌达生物环保科技有限公司 | Energy-efficient fertile machine of system |
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Application publication date: 20200211 |
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| WW01 | Invention patent application withdrawn after publication |