CN204727859U - A kind of garbage loading embeading gas processing system - Google Patents

A kind of garbage loading embeading gas processing system Download PDF

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Publication number
CN204727859U
CN204727859U CN201520409988.7U CN201520409988U CN204727859U CN 204727859 U CN204727859 U CN 204727859U CN 201520409988 U CN201520409988 U CN 201520409988U CN 204727859 U CN204727859 U CN 204727859U
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module
desiliconization
gas
processing system
liquid
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Expired - Fee Related
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CN201520409988.7U
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Chinese (zh)
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肖茂华
贾春
肖登松
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Nanjing Agricultural University
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Nanjing Agricultural University
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

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  • Processing Of Solid Wastes (AREA)

Abstract

The utility model discloses a kind of garbage loading embeading gas processing system, it comprises desulfurization module, desiliconization module, first filtration module, heat exchange module, liquid gas separation module, second filtration module and supercharging module, described desulfurization module is made up of more than one digester, desiliconization module is made up of more than one desiliconization tank, first filtration module is made up of coarse filter, second filtration module is made up of fine filter, heat exchange module comprises heat exchanger, handpiece Water Chilling Units and energy storage water tank, liquid gas separation module is made up of liquid-gas separator, supercharging module is made up of more than one roots blower, digester, desiliconization tank, coarse filter, heat exchanger, liquid-gas separator, to be interconnected successively between roots blower and fine filter.The utility model adopts modular design, and have suitability wide, efficiency is high, is easy to the feature safeguarded in practice.

Description

A kind of garbage loading embeading gas processing system
Technical field
The utility model relates to a kind of garbage loading embeading gas processing system, belongs to chemical industry process field.
Background technology
Due to the existence of organism and microorganism in garbage loading embeading, can react, can produce gas in reaction process, these gases are referred to as refuse embedded gas, in refuse embedded gas, major part is combustible methane, methane has high calorific value, and burning after product only has water and carbonic acid gas, is also the main component of Sweet natural gas, therefore there is higher utility value, but meanwhile, on the impact of Greenhouse effect much larger than carbonic acid gas, the Appropriate application tool therefore for refuse embedded gas has very important significance.In reality, refuse embedded gas is used for power field by us, but the refuse embedded gas of directly discharge can not reach the standard needed for generating set.
Because the comparison of ingredients of rubbish is complicated, wherein the kind of microorganism is also many, therefore, multiple gases will inevitably be produced during the fermentation, the meeting that these gases have directly has influence on environment, what have is then that product after reactive combustion has pollution, therefore must select different processing modes for various gas, so need a kind for the treatment of facility of refuse embedded gas of compound to solve these problems.By collecting gas, discovery is researched and analysed to gas, containing a large amount of sulfide in gas, siloxanes, and particulate matter; Sulfide is mainly with H 2the form of S exists, and this gas inherently to environment, and can have severe toxicity, then can produce SO after burning 2, be combined with water in atmosphere and become acid rain and cause larger harm, therefore desulfurization will be the first step of whole system, and the dry desulfurization mode of industrial employing is for using Fe 2o 3with H 2s reacts, by the H in gas 2s removes.The harm of siloxanes is its infringement for equipment, and silicide can be attached to equipment surface, and then causes equipment cannot run well or service life reduction.Particulate matter then can produce the blade of generating set and destroy, and causes recycling to lose more than gain, and damp and hot adjustment is then the prerequisite ensureing that gas can use.
Based on the condition that these are known, the utility model will from desulfurization, desiliconization, filters, heat exchange, several aspect such as pressurize designs, and for certain amount, design the system of complete set, reach the gas standard needed for generating set, realize the recycling of refuse embedded gas.
Summary of the invention
The purpose of this utility model is to provide a kind of garbage loading embeading gas processing system, for the treatment of the gas containing a large amount of methane that refuse landfill is collected by gas collection well, realize the recycling for these gases, to reduce environmental pollution, realize the win-win of economy and environment.
The technical scheme that the utility model is taked is: a kind of garbage loading embeading gas processing system, comprise desulfurization module, desiliconization module, first filtration module, heat exchange module, liquid gas separation module, second filtration module and supercharging module, the inlet mouth of described desulfurization module is responsible for landfill gas air inlet and is connected, the air outlet of desulfurization module is connected with the inlet mouth of described desiliconization module, the air outlet of desiliconization module is connected with the inlet mouth of heat exchange module with described liquid gas separation module through described first filtration module successively, the air outlet of liquid gas separation module is connected with the inlet mouth of described supercharging module, the air outlet of supercharging module is connected with the house steward that gives vent to anger through described second filtration module.
Described desulfurization module is made up of more than one digester, desiliconization module is made up of more than one desiliconization tank, first filtration module is made up of coarse filter, second filtration module is made up of fine filter, heat exchange module comprises heat exchanger, handpiece Water Chilling Units and energy storage water tank, liquid gas separation module is made up of liquid-gas separator, and supercharging module is made up of more than one roots blower.
Further, described digester, desiliconization tank, coarse filter, heat exchanger, liquid-gas separator, be interconnected successively between roots blower and fine filter.Fe is filled with in wherein said digester 2o 3sweetening agent, is filled with gac in desiliconization tank.Described roots blower is provided with grounding safety valve.
Condensate water pot and air-cooled unit is also comprised in this garbage loading embeading gas processing system, described condensate water pot is provided with condensed water elimination valve, and condensate water pot is also connected with the bottom of described digester, desiliconization tank, coarse filter, heat exchanger, liquid-gas separator, fine filter respectively simultaneously; Described air-cooled unit is between roots blower and fine filter, and its inlet mouth is connected with the air outlet of roots blower and the air outlet of desiliconization tank respectively, and air outlet is connected with fine filter inlet mouth.
Further, be provided with air inlet main valve and electric valve between described digester and landfill gas air inlet supervisor, described fine filter and give vent to anger between house steward and be provided with give vent to anger main valve and electric valve, described air inlet main valve and main valve of giving vent to anger are Non-follow control.
Further, described fine filter and give vent to anger between house steward and be also provided with temperature sensor, pressure transmitter and spark arrester.
Above-described modules is connected by pipeline, is all separated by air valve between each module, to ensure that other modules still can normally be run when displacement consumptive material.
The beneficial effects of the utility model are: the utility model utilizes modular theory, adapt to different gas demand, studied by the sampling analysis for gas, determine gaseous constituent, then required processing mode is determined according to the composition of gas, increase and decrease processing module, not only may be used for treating refuse landfill gas, can also process other gas, simultaneously, project organization after optimization is easy to transport assembling, can make the best use of everything, achieve again and suit measures to local conditions.
The utility model can process the gas of various complexity, only need the temperature, pressure set required for it, the composition understood required removing and retain, the module required for displacement just can realize object, and module precision in the design process calculates the high efficiency of the equipment that ensure that.Meanwhile, modules is isolated by valve, and when some going wrong, in short-term, equipment still can normally run, and which greatly enhances reliability and the economy of equipment; Electric control system and artificial control combine, and ensure that security.Along with environmental problem is taken seriously, refuse embedded gas must have a very large amount needs process, because equipment has very strong practicality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein: the air inlet of 1-landfill gas is responsible for, 2-air inlet main valve, 3-condensed water elimination valve, 4-condensate water pot, 5-digester, 6-desiliconization tank, 7-coarse filter, 8-heat exchanger, 9-liquid-gas separator, 10-handpiece Water Chilling Units, 11-energy storage water tank, 12-roots blower, 13-grounding safety valve, 14-air-cooled unit, 15-fine filter, 16-spark arrester, 17-gives vent to anger main valve, and 18-gives vent to anger house steward, the electric valve of 19-.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment one
As shown in Figure 1, a kind of garbage loading embeading gas processing system, comprise desulfurization module, desiliconization module, first filtration module, heat exchange module, liquid gas separation module, second filtration module and supercharging module, inlet mouth and the landfill gas air inlet of described desulfurization module are responsible for 1 and are connected, the air outlet of desulfurization module is connected with the inlet mouth of described desiliconization module, the air outlet of desiliconization module is connected with the inlet mouth of heat exchange module with described liquid gas separation module through described first filtration module successively, the air outlet of liquid gas separation module is connected with the inlet mouth of described supercharging module, the air outlet of supercharging module is connected with the house steward 18 that gives vent to anger through described second filtration module.
In the utility model, described desulfurization module is made up of more than one digester 5, desiliconization module is made up of more than one desiliconization tank 6, first filtration module is made up of coarse filter 7, second filtration module is made up of fine filter 15, heat exchange module comprises heat exchanger 8, handpiece Water Chilling Units 10 and energy storage water tank 11, and liquid gas separation module is made up of liquid-gas separator 9, and supercharging module is made up of more than one roots blower 12.Described digester 5, desiliconization tank 6, coarse filter 7, heat exchanger 8, liquid-gas separator 9, to be interconnected successively between roots blower 12 and fine filter 15.Fe is filled with in described digester 5 2o 3sweetening agent, is filled with gac in desiliconization tank 6.Described roots blower 12 is provided with grounding safety valve 13.Be provided with air inlet main valve 2 and electric valve 19 between described digester 5 and landfill gas air inlet supervisor 1, described fine filter 15 and give vent to anger between house steward 18 and be provided with give vent to anger main valve 17 and electric valve 19, described air inlet main valve 2 and main valve 17 of giving vent to anger are Non-follow control.Described fine filter 15 and give vent to anger between house steward 18 and be also provided with temperature sensor, pressure transmitter and spark arrester 16.
Embodiment two
As shown in Figure 1, the basis of embodiment one increases condensate water pot 4 and air-cooled unit 14, a kind of garbage loading embeading gas processing system, comprise more than one digester 5 to form, more than one desiliconization tank 6, coarse filter 7 fine filter 15, heat exchanger 8, handpiece Water Chilling Units 10, energy storage water tank 11, liquid-gas separator 9, roots blower 12; Also comprise condensate water pot 4 and air-cooled unit 14 simultaneously.Described digester 5, desiliconization tank 6, coarse filter 7, heat exchanger 8, liquid-gas separator 9, to be interconnected successively between roots blower 12 and fine filter 15.Fe is filled with in described digester 5 2o 3sweetening agent, is filled with gac in desiliconization tank 6.Described roots blower 12 is provided with grounding safety valve 13.Be provided with air inlet main valve 2 and electric valve 19 between described digester 5 and landfill gas air inlet supervisor 1, described fine filter 15 and give vent to anger between house steward 18 and be provided with give vent to anger main valve 17 and electric valve 19, described air inlet main valve 2 and main valve 17 of giving vent to anger are Non-follow control.Described fine filter 15 and give vent to anger between house steward 18 and be also provided with temperature sensor, pressure transmitter and spark arrester 16.Described condensate water pot 4 is provided with condensed water elimination valve 3, and condensate water pot 4 is also connected with the bottom of described digester 5, desiliconization tank 6, coarse filter 7, heat exchanger 8, liquid-gas separator 9, fine filter 15 respectively simultaneously; Described air-cooled unit 14 is between roots blower 12 and fine filter 15, and its inlet mouth is connected with the air outlet of roots blower 12 and the air outlet of desiliconization tank 6 respectively, and air outlet is connected with fine filter 15 inlet mouth.
Native system, when normal operation, only needs quantitative gas to be passed into inlet mouth, open detection and control device.Module in native system is determined according to gaseous constituent, disposable be in place after, rely on sensor, collect the real time data of key position, be integrated on indicating meter, determine real-time motion state, the automatic alarm when operating abnormal, in whole treating processes, required artificial few, basic realization controls automatically.All modules are independent separately, and the pipeline controlled by corresponding valve can ensure that, when any one module of isolation, system can also normally work in short-term, thus, reloads at desulfur desilicon, also can run, do not delay work when strainer renew cartridge.
Various piece in system is connected by pipeline, uses again air valve that modules is separate simultaneously.Desulfurization module is the digester 5 of two or more, and inner stuffing is Fe 2o 3, it can by the H in mixed gas 2s removes substantially, this makes it possible to avoid sulphur to enter air, to environment; Desiliconization module afterwards, inner filling gac, slough siloxanes wherein, avoid the infringement of siloxanes to equipment, but because two kinds of processing modes are all that gas and solid reaction adsorb, but the particle of fraction solids will inevitably be taken out of by gas at a high speed, therefore next step use coarse filter 7 by originally contained in gas and first two steps react the particle removal taken out of, this results in comparatively pure gas.But generating set requires the purity of gas incessantly, also certain temperature and pressure is required, because the environment of collection and confinement of gases is comparatively complicated, and the reaction heat of first two steps is difficult to estimate, therefore the gas obtaining certain temperature is wanted to have to pass through process, and the temperature and pressure of gas is related, use control variate method, first control temperature, this step uses heat exchanger 8, by the mode of water-cooled, gas is dropped to required temperature, afterwards by the pressurization of roots blower 12, gas is made to reach pressure needed for generating set, final step is by fine filter 15, be gas washing equipment, also be safety interlock, ensure that all gas can be qualified, Real-Time Monitoring is used at last air outlet place set temperature table and tensimeter, control computer in simultaneously sensor being accessed, when occurring abnormal, control electric valve 19 pipeline is closed, make whole system out of service, ensure not meet with an accident, until fault cause finds and solves, resume work.Simultaneously also can manual-lock air inlet main valve 2 and main valve 17 of giving vent to anger, as one of emergency situation processing mode.
Disclose the invention with preferred embodiment above, so it is not intended to limiting the invention creates, and all technical schemes taking equivalent replacement or equivalent transformation to obtain, all drop in protection domain of the present utility model.
The utility model does not relate to the part prior art that maybe can adopt all same as the prior art and is realized.

Claims (9)

1. a garbage loading embeading gas processing system, it is characterized in that: comprise desulfurization module, desiliconization module, first filtration module, heat exchange module, liquid gas separation module, second filtration module and supercharging module, the inlet mouth of described desulfurization module is responsible for (1) and is connected with landfill gas air inlet, the air outlet of desulfurization module is connected with the inlet mouth of described desiliconization module, the air outlet of desiliconization module is connected with the inlet mouth of heat exchange module with described liquid gas separation module through described first filtration module successively, the air outlet of liquid gas separation module is connected with the inlet mouth of described supercharging module, the air outlet of supercharging module is connected with the house steward that gives vent to anger (18) through described second filtration module.
2. a kind of garbage loading embeading gas processing system according to claim 1, it is characterized in that: described desulfurization module is made up of more than one digester (5), desiliconization module is made up of more than one desiliconization tank (6), first filtration module is made up of coarse filter (7), second filtration module is made up of fine filter (15), heat exchange module comprises heat exchanger (8), handpiece Water Chilling Units (10) and energy storage water tank (11), liquid gas separation module is made up of liquid-gas separator (9), and supercharging module is made up of more than one roots blower (12).
3. a kind of garbage loading embeading gas processing system according to claim 2, is characterized in that: described digester (5), desiliconization tank (6), coarse filter (7), heat exchanger (8), liquid-gas separator (9), be interconnected successively between roots blower (12) and fine filter (15).
4. a kind of garbage loading embeading gas processing system according to Claims 2 or 3, is characterized in that: described digester is filled with Fe in (5) 2o 3sweetening agent, desiliconization tank is filled with gac in (6).
5. a kind of garbage loading embeading gas processing system according to Claims 2 or 3, is characterized in that: described roots blower (12) is provided with grounding safety valve (13).
6. a kind of garbage loading embeading gas processing system according to Claims 2 or 3, it is characterized in that: also comprise condensate water pot (4) and air-cooled unit (14), described condensate water pot (4) is provided with condensed water elimination valve (3), and condensate water pot (4) is also connected with the bottom of described digester (5), desiliconization tank (6), coarse filter (7), heat exchanger (8), liquid-gas separator (9), fine filter (15) respectively simultaneously; Described air-cooled unit (14) is positioned between roots blower (12) and fine filter (15), its inlet mouth is connected with the air outlet of roots blower (12) and the air outlet of desiliconization tank (6) respectively, and air outlet is connected with fine filter (15) inlet mouth.
7. a kind of garbage loading embeading gas processing system according to Claims 2 or 3, it is characterized in that: between described digester (5) and landfill gas air inlet supervisor (1), be provided with air inlet main valve (2) and electric valve (19), be provided with main valve of giving vent to anger (17) and electric valve (19) between described fine filter (15) and the house steward that gives vent to anger (18), described air inlet main valve (2) and main valve of giving vent to anger (17) are Non-follow control.
8. a kind of garbage loading embeading gas processing system according to claim 7, is characterized in that: be also provided with temperature sensor between described fine filter (15) and the house steward that gives vent to anger (18), pressure gauge sensor and spark arrester (16).
9. a kind of garbage loading embeading gas processing system according to claim 1, be is characterized in that: described modules is connected by pipeline, is all separated by air valve between each module.
CN201520409988.7U 2015-06-15 2015-06-15 A kind of garbage loading embeading gas processing system Expired - Fee Related CN204727859U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106635212A (en) * 2016-12-28 2017-05-10 宁波兴光新能源投资有限公司 Pretreatment method of landfill gas
CN106731500A (en) * 2016-12-28 2017-05-31 宁波兴光新能源投资有限公司 A kind of landfill gas pretreatment unit
CN107828453A (en) * 2017-10-25 2018-03-23 深圳市晟世联能源有限公司 By the charger of rubbish landfill gas separation compression
CN111569542A (en) * 2020-05-18 2020-08-25 新沂百川畅银新能源有限公司 Pretreatment device and treatment method for landfill gas

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106635212A (en) * 2016-12-28 2017-05-10 宁波兴光新能源投资有限公司 Pretreatment method of landfill gas
CN106731500A (en) * 2016-12-28 2017-05-31 宁波兴光新能源投资有限公司 A kind of landfill gas pretreatment unit
CN107828453A (en) * 2017-10-25 2018-03-23 深圳市晟世联能源有限公司 By the charger of rubbish landfill gas separation compression
CN111569542A (en) * 2020-05-18 2020-08-25 新沂百川畅银新能源有限公司 Pretreatment device and treatment method for landfill gas

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