CN108956861A - A kind of house refuse degradation simulator - Google Patents
A kind of house refuse degradation simulator Download PDFInfo
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- CN108956861A CN108956861A CN201810476965.6A CN201810476965A CN108956861A CN 108956861 A CN108956861 A CN 108956861A CN 201810476965 A CN201810476965 A CN 201810476965A CN 108956861 A CN108956861 A CN 108956861A
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- gas
- air
- aspiration pump
- house refuse
- air accumulator
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
Abstract
The present invention provides a kind of house refuse degradation simulators, including air supply system, gas collection degeneration system, detection system, exhaust gas recovery system and automatic control system, the variation of oxygen content in gas collection degeneration system is controlled by air supply system, to simulate degradation process of the house refuse under two kinds of operating conditions of anaerobic and aerobic, it is realized respectively using detection system to gas component in house refuse, the real-time monitoring of the parameters such as pressure and temperature, the collection of detection exhaust gas is realized using exhaust gas recovery system, it prevents from polluting, using acquisition and control system to the gas component in house refuse, the parameters such as pressure and temperature are acquired, storage and control.The present invention collects garbage degradation, parameter detecting and data are collected in one, and structure is simple and convenient to operate, low in cost, can large-scale engineering applications, realize the quick of house refuse, efficient degradation simulation.
Description
Technical field
The present invention relates to garbage degradation fields, and in particular to a kind of house refuse degradation simulator.
Background technique
With the iterative method of China's industrialization and urbanization, domestic waste problem is concerned by people further.
Garbage-surrounded city phenomenon is very prominent, Domestic Waste Minimization, innoxious extremely urgent with recycling treatment.
Sanitary landfills is one of the main means of China's processing house refuse, due to China's house refuse complicated components, kind
Class is various, and the content of organic matter in house refuse is higher, and under the action of microorganism, house refuse is constantly degraded, and will cause rubbish
The differential settlement of rubbish heap body, seriously produces great threat to the safe operation of landfill yard.Recently come, since rubbish is uneven
The accidents such as the Closure of landfill site coating cracking caused, gas and liquid collecting system variant are settled to emerge one after another.Therefore, life rubbish is understood fully
Rubbish degradation process has great engineering significance to landfill yard operation.
A large number of studies show that: the degradation process of landfill gas component and concentration and house refuse is closely related, can pass through
The variation of landfill gas component and concentration is monitored to assess the degradation situation of house refuse.
However the variation of house refuse degradation process and landfill gas component and concentration is monitored by field test, not only
Operation difficulty is big, and cost consumption is more, and the test period is too long, therefore, designs a kind of structure and is simple and convenient to operate, is economical high
The house refuse degradation simulator of effect has great engineering significance.
Summary of the invention
It in view of the above problems, can engineering rule the purpose of the present invention is to provide a kind of economical, efficiently, quickly
The house refuse degradation simulator of modelling application.
The following technical solution is employed by the present invention:
A kind of house refuse degradation simulator, including air supply system, gas collection degeneration system, detection system and tail gas recycle
System；The air supply system includes nitrogen gas supply module and air gas supply module, and the nitrogen gas supply module includes nitrogen gas storage
Tank, first gas flowmeter, the first aspiration pump and the first solenoid valve, the air gas supply module includes air storage tank, second
Gas flowmeter, the second aspiration pump and second solenoid valve；
The gas collection degeneration system include degrade module, gas collection module, open at both ends transparent hollow cylinder and be used for
The bracket of transparent hollow cylinder is supported, the gas collection module includes the first air collecting chamber, the first porous dust excluding plate, clay storehouse, the
One temperature sensor, the second porous dust excluding plate and pressure sensor, the degradation module include trash repository and second temperature sensing
The upper end of device, the transparent hollow cylinder is equipped with top pressure closure, and sealing bottom is equipped between transparent hollow cylinder and the bracket
Lid seals and is provided with air inlet and nitrogen inlet, first air collecting chamber, the clay storehouse and the trash repository on bottom cover
Separated by the way that the described first porous dust excluding plate and the second porous dust excluding plate is arranged from top to bottom in transparent hollow cylinder
It forms, first temperature sensor is arranged on the side wall in clay storehouse, and the second temperature sensor is arranged in trash repository
On the side wall in portion, the pressure sensor is arranged on the side wall on trash repository top；
The nitrogen inlet is connected with the nitrogen air accumulator, the first gas flowmeter, the first aspiration pump and
One solenoid valve is sequentially arranged between nitrogen air accumulator and nitrogen inlet, the air inlet and the air storage tank phase
Even, the second gas flowmeter, the second aspiration pump and second solenoid valve are sequentially arranged in air storage tank and air inlet
Between；
The detection system includes first detection module and the second detection module, and the first detection module includes the first gas
Body analyzer and the first air hatch being sequentially connected by pipeline, third aspiration pump, first filter, the first air accumulator, it is described
Second detection module includes second gas analyzer and the second air hatch being sequentially connected by pipeline, the 4th aspiration pump, second
Filter, the second air accumulator, first air hatch are arranged on the lateral wall communicated with first air collecting chamber, and described second
Air hatch is arranged on the lateral wall communicated with the trash repository；
The exhaust gas recovery system includes tail gas air accumulator and the 5th aspiration pump that is connected with tail gas air accumulator, and described first
The gas outlet of air accumulator and second air accumulator is connected with the 5th aspiration pump respectively, the first gas analyzer setting
Between the first air accumulator and the 5th aspiration pump, second gas analyzer setting the second air accumulator and the 5th aspiration pump it
Between.
It preferably, further include automatic control system, the automatic control system includes pipeline collector and and pipeline
The connected data terminal of collector, the pipeline collector and the first gas flowmeter, the first aspiration pump, the first electromagnetism
Valve, second gas flowmeter, the second aspiration pump, second solenoid valve, the first temperature sensor, pressure sensor, second temperature pass
Sensor, third aspiration pump, first gas analyzer, the 4th aspiration pump, second gas analyzer and the 5th aspiration pump are electrically connected.
Preferably, the upper surface of the sealing bottom cover is equipped with permeable stone, and the upper surface of the permeable stone is uniformly equipped with broken
Rock layers.
The invention has the advantages that:
The variation that gas collection degeneration system oxygen content is controlled by air supply system, becomes reconciled to simulate house refuse in anaerobism
Degradation process under oxygen operating condition；It is realized respectively using detection system to the parameters such as gas component, pressure and temperature in house refuse
Real-time monitoring；The collection of detection exhaust gas can be realized using exhaust gas recovery system, and effectively prevent the pollution to environment；Utilize number
The parameters such as gas component, pressure and temperature in house refuse can be acquired, stored and be controlled with control system according to acquisition.This
Invention can collect garbage degradation, parameter detecting and data and be collected in one, and structure is simple and convenient to operate, low in cost, can be with
Large-scale engineering applications realize the quick of house refuse, efficient degradation simulation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of life garbage degradation simulator.
Wherein, 1 is nitrogen air accumulator, and 2 be first gas flowmeter, and 3 be the first aspiration pump, and 4 be the first solenoid valve, and 5 are
Air storage tank, 6 be second gas flowmeter, and 7 be the second aspiration pump, and 8 be second solenoid valve, and 9 be top pressure closure, and 10 be first
Air collecting chamber, 11 be the first porous dust excluding plate, 12 be clay storehouse, 13 be the first temperature sensor, 14 be the second porous dust excluding plate, 15
It is trash repository for pressure sensor, 16,17 be second temperature sensor, and 18 be metalling, and 19 be permeable stone, and 20 be air inlet
Mouthful, 21 be nitrogen inlet, and 22 be sealing bottom cover, and 23 be bracket, and 24 be the first air hatch, and 25 be third aspiration pump, and 26 be the
One filter, 27 be the first air accumulator, and 28 be first gas analyzer, and 29 be the second air hatch, and 30 be the 4th aspiration pump, and 31 are
Second filter, 32 be the second air accumulator, 33 be second gas analyzer, 34 be the 5th aspiration pump, 35 be tail gas air accumulator, 36
It is data terminal for pipeline collector, 37.
Specific embodiment
The present invention is specifically described with reference to the accompanying drawing:
In conjunction with Fig. 1, a kind of house refuse is degraded simulator, including air supply system, gas collection degeneration system, detection system,
Exhaust gas recovery system and automatic control system.
Air supply system includes nitrogen gas supply module and air gas supply module, and nitrogen gas supply module includes nitrogen air accumulator 1, the
One gas flowmeter 2, the first aspiration pump 3 and the first solenoid valve 4, it includes air storage tank 5, second gas stream that air, which supplies module,
Meter 6, the second aspiration pump 7 and second solenoid valve 8.
Gas collection degeneration system include degrade module, gas collection module, open at both ends transparent hollow cylinder and be used to support
The bracket 23 of transparent hollow cylinder, gas collection module include the first air collecting chamber 10, the first porous dust excluding plate 11, clay storehouse 12, the
One temperature sensor 13, the second porous dust excluding plate 14 and pressure sensor 15, degradation module includes trash repository 16 and second temperature
The upper end of sensor 17, transparent hollow cylinder is equipped with top pressure closure 9, and sealing bottom is equipped between transparent hollow cylinder and bracket 23
Lid 22 seals and is provided with air inlet 20 and nitrogen inlet 21 on bottom cover 22, and the upper surface of sealing bottom cover 22 is equipped with permeable stone
19, the upper surface of permeable stone 19 is uniformly equipped with metalling 18, and the first air collecting chamber 10, clay storehouse 12 and trash repository 16 are by saturating
First porous dust excluding plate 11 is set from top to bottom in bright hollow cylinder body and the second porous dust excluding plate 14 is separated, the first temperature
Sensor 13 is arranged on the side wall in clay storehouse 12, and second temperature sensor 17 is arranged on the side wall at 16 middle part of trash repository, pressure
Force snesor 15 is arranged on the side wall on 16 top of trash repository.
Nitrogen inlet 21 is connected with nitrogen air accumulator 1, first gas flowmeter 2, the first aspiration pump 3 and the first solenoid valve
4 are sequentially arranged between nitrogen air accumulator 1 and nitrogen inlet 21, and air inlet 20 is connected with air storage tank 5, the second gas
Flowmeter body 6, the second aspiration pump 7 and second solenoid valve 8 are sequentially arranged between air storage tank 5 and air inlet 20.
Detection system includes first detection module and the second detection module, and first detection module includes first gas analyzer
28 and the first air hatch 24, third aspiration pump 25, first filter 26, the first air accumulator 27 that are sequentially connected by pipeline,
Two detection modules include second gas analyzer 33 and the second air hatch 29 being sequentially connected by pipeline, the 4th aspiration pump 30,
Second filter 31, the second air accumulator 32, the first air hatch 24 are arranged on the lateral wall communicated with the first air collecting chamber 10, and second
Air hatch 29 is arranged on the lateral wall communicated with trash repository 16.
Exhaust gas recovery system includes tail gas air accumulator 35 and the 5th aspiration pump 34 that is connected with tail gas air accumulator 35, the first storage
The gas outlet of gas tank 27 and the second air accumulator 32 is connected with the 5th aspiration pump 34 respectively, and first gas analyzer 28 is arranged first
Between air accumulator 27 and the 5th aspiration pump 34, the setting of second gas analyzer 33 the second air accumulator 32 and the 5th aspiration pump 34 it
Between.
Automatic control system includes pipeline collector 36 and the data terminal being connected with pipeline collector 36 37, pipeline collection
Clutch 36 and first gas flowmeter 2, the first aspiration pump 3, the first solenoid valve 4, second gas flowmeter 6, the second aspiration pump 7,
Second solenoid valve 8, the first temperature sensor 13, pressure sensor 15, second temperature sensor 17, third aspiration pump 25, first
Gas analyzer 28, the 4th aspiration pump 30, second gas analyzer 33 and the 5th aspiration pump 34 are electrically connected.
Preparation process:
Firstly, with sealing bottom cover 22 by the bottom end seal of transparent hollow cylinder, and be fixed on bracket 23, by permeable stone
19 are placed on the upper surface of sealing bottom cover 22, and in the upper surface of permeable stone 19, metalling 18 is placed in tiling, and house refuse is uniform
It is laid in trash repository 16, the laying height of house refuse there was not second temperature sensor 17, and was lower than pressure sensor 15, will
Second porous dust excluding plate 14 is fixed between clay storehouse and trash repository, clay is uniformly layered in clay storehouse 12, and clay is pressed
It is required that compacting, the first porous dust excluding plate 11 is fixed between the first air collecting chamber 10 and clay storehouse 12, it will be transparent with top pressure closure 9
The end sealing of hollow cylinder.
Other each components of the device and each pipeline are checked, after inspection, first gas flowmeter 2, first
Aspiration pump 3, the first solenoid valve 4, second gas flowmeter 6, the second aspiration pump 7, second solenoid valve 8, the first temperature sensor 13,
Pressure sensor 15, second temperature sensor 17, third aspiration pump 25, first gas analyzer 28, the 4th aspiration pump 30, second
Gas analyzer 33, the 5th aspiration pump 34, pipeline collector 36 and data terminal 37 are electrically activated.
Anaerobic degradation:
Second gas flowmeter 6, the second aspiration pump 7, second solenoid valve 8 are closed, first gas flowmeter 2, first is opened
Aspiration pump 3, the first solenoid valve 4, the first aspiration pump 3 extract nitrogen from nitrogen air accumulator 1 out, and first gas flowmeter 2 controls nitrogen
The flow of gas, nitrogen are delivered in trash repository 16 by pipeline through nitrogen inlet 21, until the oxygen content in trash repository 16
Reach predetermined value, the temperature in 13 real-time monitoring clay storehouse 12 of the first temperature sensor, second temperature sensor 17 and pressure pass
Sensor 15 distinguishes temperature and gas pressure in real-time monitoring trash repository 16, and in predetermined time node, third aspiration pump 25 is by the
The gas of gas extraction in one air collecting chamber 10, extraction is stored in the first air accumulator 27 after the filtering of first filter 26, the
Gas component and concentration in one gas analyzer, 28 the first air accumulator of real-time testing 27, the 4th aspiration pump 30 will be in trash repository 16
The gas of gas extraction, extraction is stored in the second air accumulator 32 after the filtering of the second filter 31, second gas analyzer 33
Gas component and concentration in the second air accumulator of real-time testing 32, the 5th aspiration pump 34 is by first gas analyzer 28, second gas
Gas after analyzer 33 is tested is evacuated to the storage of tail gas air accumulator 35, the first temperature sensor 13, the 15, second temperature of pressure sensor
Data are reached data terminal through pipeline collector 36 by degree sensor 17, first gas analyzer 28 and second gas analyzer 33
37 storages.
Aerobic degradation:
First gas flowmeter 2, the first aspiration pump 3, the first solenoid valve 4 are closed, second gas flowmeter 6, second is opened
Aspiration pump 7, second solenoid valve 8, the same anaerobic degradation process of other processes.
Certainly, the above description is not a limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made within the essential scope of the present invention also should belong to of the invention
Protection scope.
Claims (3)
- The simulator 1. a kind of house refuse is degraded, which is characterized in that including air supply system, gas collection degeneration system, detection system And exhaust gas recovery system；The air supply system includes nitrogen gas supply module and air gas supply module, and the nitrogen supplies module packet Nitrogen air accumulator, first gas flowmeter, the first aspiration pump and the first solenoid valve are included, the air gas supply module includes air storage Gas tank, second gas flowmeter, the second aspiration pump and second solenoid valve；The gas collection degeneration system include degrade module, gas collection module, open at both ends transparent hollow cylinder and be used to support The bracket of transparent hollow cylinder, the gas collection module include the first air collecting chamber, the first porous dust excluding plate, clay storehouse, the first temperature Spending sensor, the second porous dust excluding plate and pressure sensor, the degradation module includes trash repository and second temperature sensor, institute The upper end for stating transparent hollow cylinder is equipped with top pressure closure, and sealing bottom cover is equipped between transparent hollow cylinder and the bracket, close Back cover, which covers, is provided with air inlet and nitrogen inlet, and first air collecting chamber, the clay storehouse and the trash repository pass through Described first porous dust excluding plate is set from top to bottom in transparent hollow cylinder and the second porous dust excluding plate is separated, First temperature sensor is arranged on the side wall in clay storehouse, and the side in the middle part of trash repository is arranged in the second temperature sensor On wall, the pressure sensor is arranged on the side wall on trash repository top；The nitrogen inlet is connected with the nitrogen air accumulator, the first gas flowmeter, the first aspiration pump and the first electricity Magnet valve is sequentially arranged between nitrogen air accumulator and nitrogen inlet, and the air inlet is connected with the air storage tank, The second gas flowmeter, the second aspiration pump and second solenoid valve be sequentially arranged air storage tank and air inlet it Between；The detection system includes first detection module and the second detection module, and the first detection module includes first gas point Analyzer and the first air hatch being sequentially connected by pipeline, third aspiration pump, first filter, the first air accumulator, described second Detection module includes second gas analyzer and the second air hatch being sequentially connected by pipeline, the 4th aspiration pump, the second filtering Device, the second air accumulator, first air hatch are arranged on the lateral wall communicated with first air collecting chamber, and described second takes gas Mouth is arranged on the lateral wall communicated with the trash repository；The exhaust gas recovery system includes tail gas air accumulator and the 5th aspiration pump that is connected with tail gas air accumulator, first gas storage The gas outlet of tank and second air accumulator is connected with the 5th aspiration pump respectively, and first gas analyzer setting is the Between one air accumulator and the 5th aspiration pump, the second gas analyzer is arranged between the second air accumulator and the 5th aspiration pump.
- The simulator 2. a kind of house refuse according to claim 1 is degraded, which is characterized in that further include automation control System, the automatic control system include pipeline collector and the data terminal that is connected with pipeline collector, the pipeline collection Clutch and the first gas flowmeter, the first aspiration pump, the first solenoid valve, second gas flowmeter, the second aspiration pump, second Solenoid valve, the first temperature sensor, pressure sensor, second temperature sensor, third aspiration pump, first gas analyzer, Four aspiration pumps, second gas analyzer and the 5th aspiration pump are electrically connected.
- The simulator 3. a kind of house refuse according to claim 1 is degraded, which is characterized in that described to seal the upper of bottom cover Surface is equipped with permeable stone, and the upper surface of the permeable stone is uniformly equipped with metalling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810476965.6A CN108956861A (en) | 2018-05-18 | 2018-05-18 | A kind of house refuse degradation simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810476965.6A CN108956861A (en) | 2018-05-18 | 2018-05-18 | A kind of house refuse degradation simulator |
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| Publication Number | Publication Date |
|---|---|
| CN108956861A true CN108956861A (en) | 2018-12-07 |
Family
ID=64499863
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810476965.6A Pending CN108956861A (en) | 2018-05-18 | 2018-05-18 | A kind of house refuse degradation simulator |
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Citations (6)
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|---|---|---|---|---|
| JP2002079220A (en) * | 2000-09-07 | 2002-03-19 | Matsushita Electric Works Ltd | Operating system for garbage disposal device |
| DE19610402B4 (en) * | 1995-08-08 | 2005-03-17 | Kaisergeoconsult Gmbh | Soil gas collection system |
| CN102161047A (en) * | 2010-12-08 | 2011-08-24 | 沈阳大学 | Experiment device for remediation of solid waste by anaerobes |
| CN203108924U (en) * | 2012-12-24 | 2013-08-07 | 杭州师范大学 | Refuse landfill stench in-situ control device |
| CN205353052U (en) * | 2016-01-25 | 2016-06-29 | 河海大学 | Mixed landfill post biochemical degradation test device of city domestic waste and mud |
| CN205749465U (en) * | 2016-07-04 | 2016-11-30 | 中国环境科学研究院 | House refuse quasi-aerobic landfill analogue experiment installation |
-
2018
- 2018-05-18 CN CN201810476965.6A patent/CN108956861A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19610402B4 (en) * | 1995-08-08 | 2005-03-17 | Kaisergeoconsult Gmbh | Soil gas collection system |
| JP2002079220A (en) * | 2000-09-07 | 2002-03-19 | Matsushita Electric Works Ltd | Operating system for garbage disposal device |
| CN102161047A (en) * | 2010-12-08 | 2011-08-24 | 沈阳大学 | Experiment device for remediation of solid waste by anaerobes |
| CN203108924U (en) * | 2012-12-24 | 2013-08-07 | 杭州师范大学 | Refuse landfill stench in-situ control device |
| CN205353052U (en) * | 2016-01-25 | 2016-06-29 | 河海大学 | Mixed landfill post biochemical degradation test device of city domestic waste and mud |
| CN205749465U (en) * | 2016-07-04 | 2016-11-30 | 中国环境科学研究院 | House refuse quasi-aerobic landfill analogue experiment installation |
Non-Patent Citations (1)
| Title |
|---|
| 古颖纲: "垃圾填埋好氧降解过程中恶臭挥发性有机物排放特征的模拟实验研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181207 |
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| RJ01 | Rejection of invention patent application after publication |