CN107702101A - A kind of stench processing system and method suitable for cement kiln synergic processing rubbish - Google Patents

A kind of stench processing system and method suitable for cement kiln synergic processing rubbish Download PDF

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Publication number
CN107702101A
CN107702101A CN201711114917.4A CN201711114917A CN107702101A CN 107702101 A CN107702101 A CN 107702101A CN 201711114917 A CN201711114917 A CN 201711114917A CN 107702101 A CN107702101 A CN 107702101A
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CN
China
Prior art keywords
blower fan
branch road
garbage warehouse
connects
cement kiln
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.)
Withdrawn
Application number
CN201711114917.4A
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Chinese (zh)
Inventor
屠正瑞
杨宏宜
方明
王朝雄
张冬冬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANJING KAISHENG KAINENG ENVIRONMENTAL ENERGY SOURCES CO Ltd
Original Assignee
NANJING KAISHENG KAINENG ENVIRONMENTAL ENERGY SOURCES CO Ltd
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Application filed by NANJING KAISHENG KAINENG ENVIRONMENTAL ENERGY SOURCES CO Ltd filed Critical NANJING KAISHENG KAINENG ENVIRONMENTAL ENERGY SOURCES CO Ltd
Priority to CN201711114917.4A priority Critical patent/CN107702101A/en
Publication of CN107702101A publication Critical patent/CN107702101A/en
Withdrawn legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/006General arrangement of incineration plant, e.g. flow sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44Details; Accessories
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44Details; Accessories
    • F23G5/46Recuperation of heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • F23G7/061Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
    • F23G7/065Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
    • F23G7/066Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23LSUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L15/00Heating of air supplied for combustion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/90Odorous compounds not provided for in groups B01D2257/00 - B01D2257/708
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2206/00Waste heat recuperation
    • F23G2206/10Waste heat recuperation reintroducing the heat in the same process, e.g. for predrying
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2206/00Waste heat recuperation
    • F23G2206/20Waste heat recuperation using the heat in association with another installation
    • F23G2206/201Waste heat recuperation using the heat in association with another installation with an industrial furnace
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2209/00Specific waste
    • F23G2209/14Gaseous waste or fumes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2900/00Special features of, or arrangements for incinerators
    • F23G2900/50213Preheating processes other than drying or pyrolysis
    • 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
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/34Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Processing Of Solid Wastes (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention discloses a kind of stench processing system and method suitable for cement kiln synergic processing rubbish.The garbage warehouse of system is connected with incinerator;Garbage warehouse is connected with three pumping branch roads, and the first pumping branch road includes preheater and the first blower fan, and the air intake vent of preheater connects with garbage warehouse, and its air outlet connects with the suction opeing of the first blower fan, and the air outlet of the first blower fan connects with incinerator;Second pumping branch road includes the second blower fan, and the suction opeing of the second blower fan connects with garbage warehouse, and its air outlet connects with grate-cooler;3rd pumping branch road includes odor removal and the 3rd blower fan, and the air inlet of odor removal connects with garbage warehouse, and the air outlet of odor removal connects with the suction opeing of the 3rd blower fan.Above-mentioned three pumping branch roads work under different conditions, whole system is run under negative pressure state, incinerator, grate-cooler pyrolytic or odor removal processing rear discharge up to standard are sent into foul smell diffusion and detonation potential problem, the foul smell of extraction when efficiently solving cement kiln synergic processing rubbish.

Description

A kind of stench processing system and method suitable for cement kiln synergic processing rubbish
Technical field
The invention provides a kind of stench processing system and method suitable for cement kiln synergic processing rubbish, belong to city Field of domestic garbage treatment.
Background technology
China's domestic waste volume of cargo in storage occupies cultivated land 500,000,000 square metres up to 6,000,000,000 tons, the processing of domestic waste Problem already turns into whole people's focus of attention.The technologies such as traditional landfill method, composting process, burning method lack because its own is intrinsic Point, develops and is limited to.At present, though the MSW Incineration Plant of many cities establishment is in rubbish volume reduction and using energy source etc. Aspect achieves certain achievement, but burns two brought English pollution problem of shouting and cause dispute of the people to waste incineration mode. The features such as quality coal in cement kiln systems capacity is big, and operating temperature is high, and have to caused discarded object after incineration firing and accommodate and drop well Solution ability, therefore cement kiln synergic processing rubbish arises at the historic moment.
In cement kiln synergic processing garbage system, plant area need to store a certain amount of rubbish, and the organic matter in rubbish is in rubbish Fermented rotten generation stench, can cause secondary pollution to plant area and surrounding enviroment in storehouse;In addition, rubbish is deposited in rubbish for a long time A certain amount of fuel gas such as CH can be produced in rubbish storehouse4Deng, may trigger burning even explosion accident.To prevent foul smell from spreading And there is hidden peril of explosion after accumulation, the foul gas in garbage warehouse needs timely processing, generally use odor removal (scrubbing tower+ Charcoal absorption) processing rear externally discharge up to standard, but this mode is run and maintenance cost is high;Portion of techniques scheme uses cement kiln The hot environment of grate-cooler decomposes foul smell, and on the one hand, because cement producing line is longer, foul smell is sent to cooling to this mode entirely Machine, fan operation big energy-consuming;On the other hand, to ensure negative pressure in garbage warehouse, exhausting amount needs meet demand, and only grate-cooler is handled smelly Gas contribute it is small, whole system negative regulation it is difficult to ensure that.
The content of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of stabilization, reliable, economical it is applied to The stench processing system of cement kiln synergic processing rubbish.Another object of the present invention, which is to provide, utilizes the stench processing system Processing method.
For achieving the above object, the present invention adopts the following technical scheme that:
A kind of stench processing system suitable for cement kiln synergic processing rubbish, including for storing the garbage warehouse of rubbish, The garbage warehouse is connected with the entrance of incinerator;The garbage warehouse is connected with three pumping branch roads, and the first pumping branch road includes pre- Hot device and the first blower fan, the air intake vent of preheater connect with garbage warehouse, the suction opeing phase of the air outlet of preheater and the first blower fan Connect, the air outlet of the first blower fan and the bottom connection of incinerator;Second pumping branch road includes the second blower fan, the exhausting of the second blower fan Mouth connects with garbage warehouse, and the air outlet of the second blower fan connects with grate-cooler;3rd pumping branch road includes odor removal and the 3rd wind Machine, the air inlet of odor removal connect with garbage warehouse, and the air outlet of odor removal connects with the suction opeing of the 3rd blower fan.
Further, the top of the garbage warehouse is provided with suction opeing, suction opeing respectively with the air intake vent of preheater and second The suction opeing connection of blower fan.
Further, the preheater is arranged on the afterbody of incinerator, and preheater is connected with cement kiln dore furnace.
Further, the stench processing system is additionally provided with pesticide spraying system.
Using the processing method of above-mentioned stench processing system, concretely comprise the following steps:
In cement kiln normal operation, the first pumping branch road is operated together with the second pumping branch road:Containing smelly in garbage warehouse An air part for gas is sent into preheater, and caused high-temp waste gas is exchanged heat after being sent into incinerator burning with rubbish, is added Foul smell after heat is re-fed into incinerator through the first blower fan as combustion air and participates in burning, foul smell is incinerated the high temperature in stove Environment calcining, oxidation and decomposition;At the same time, extract another part foul smell out out of garbage warehouse and cement kiln is introduced by the second blower fan The high temperature side of grate-cooler, foul smell oxidation and decompose under the hot conditions of 1200 DEG C of grate-cooler;
When cement kiln stops kiln maintenance, the 3rd pumping branch road isolated operation:Foul gas in garbage warehouse is sent into deodorization dress Processing is put, is discharged into after reaching national malodorous discharge standard by the 3rd blower fan in air.
Further, in cement kiln normal operation, the first pumping branch road and the second pumping branch road are at different rates Air quantity is distributed, most foul smell is sent into incinerator through the first pumping branch road, and the foul smell of fraction is sent into through the second pumping branch road Cement-kiln grate-cooler.
Further, negative pressure state is maintained in the garbage warehouse.
The foul smell of cement kiln synergic processing rubbish is handled using the present invention, had the characteristics that:
(1) in cement kiln normal operation, the first exhausting branch road and the first exhausting branch road collective effect, the foul smell point of extraction High-temp combustion, oxidation, decomposition, foul odour in incinerator and cement-kiln grate-cooler is not sent to be removed;Stop the kiln maintenance stage, Only the 3rd exhausting branch road acts on, and the foul smell of extraction discharges after odor removal processing is up to standard.Acted on through above-mentioned three pumping branch roads, Garbage warehouse interior energy maintains negative pressure state, and the foul smell diffusion and detonation hidden danger when efficiently solving cement kiln synergic processing rubbish are asked Topic, does not pollute plant area and surrounding enviroment.
(2) to ensure negative pressure enough in garbage warehouse, exhausting amount needs meet demand, and incinerator is near from a distance from garbage warehouse, the One exhausting branch road fed distance is short, and during cement kiln normal operation, the foul smell of extraction largely delivers to incinerator, is sent to cement on a small quantity Kiln grate-cooler.Now, on the one hand, consumed energy during fan operation few, system economy improves;On the other hand, double branch road processing foul smell Foul smell is handled relative to single spur track, whole system negative regulation greatly improves.
Brief description of the drawings
Fig. 1 is a kind of structure chart of stench processing system suitable for cement kiln synergic processing rubbish of the invention;1- rubbish Transport vehicle, 2- garbage warehouses, 3- grab buckets, 4- incinerators, 5- preheaters, the blower fans of 6- first, the blower fans of 7- second, 8- grate-coolers, 9- are removed Smelly device, the blower fans of 10- the 3rd.
Embodiment
The present invention is described in further details with reference to the accompanying drawings and examples.
As shown in figure 1, a kind of stench processing system suitable for cement kiln synergic processing rubbish, including for storing rubbish Garbage warehouse 2, garbage warehouse 2 is connected with incinerator 4, and the side of garbage warehouse 2 is provided with the entrance of garbage transiting vehicle 1;The side of garbage warehouse 2 There are three pumping branch roads, the first pumping branch road includes the first blower fan 6 and preheater 5, air intake vent and the phase of garbage warehouse 2 of preheater 5 Connect, the air outlet of preheater 5 connects with the suction opeing of the first blower fan 6, and the air outlet of the first blower fan 6 connects with incinerator 4;Second takes out Gas branch road includes the second blower fan 7, and the suction opeing of the second blower fan 7 connects with garbage warehouse 2, air outlet and the grate-cooler 8 of the second blower fan 7 Connect;3rd pumping branch road includes the 3rd blower fan 10, and the suction opeing of the 3rd blower fan 10 connects with odor removal 9, and odor removal 9 enters Air port connects with garbage warehouse 2.
In the present embodiment, the first pumping branch road and the second pumping branch road share same suction opeing, and suction opeing is arranged on rubbish The top in rubbish storehouse 2, avoid the rubbish blocking suction opeing that floats;As preferable scheme, the bleeding point set-point on garbage warehouse 2 should be protected It is small to demonstrate,prove the total transporting resistance of each branch road.
The preheater 5 of first pumping branch road is arranged on the afterbody of incinerator 4, and the foul smell of tail flue gas and extraction is in preheater 5 Interior heat exchange, the preheated device 5 of foul smell of normal temperature are heated to more than 220 DEG C, can be that the rubbish on incinerator 4 creates burning preferably Condition, the burn-off rate of rubbish is improved, the tail gas after heat exchange is then sent into cement kiln dore furnace.
Stench processing system also includes pesticide spraying system, and chemical agent is periodically sprayed into garbage warehouse, can both mitigate garbage warehouse 2 Interior peculiar smell, microbial growth can be prevented again.
The method for using above-mentioned stench processing system handle foul smell is as follows:
In cement kiln normal operation, the low moisture rubbish of fermentation desiccation in garbage warehouse 2, pass through feeding through driving grab bucket 3 Burn in device feeding incinerator 4, extracted out containing odorous air by the suction opeing on the top of garbage warehouse 2, it is most of to be sent into preheating In device 5, exchanged heat with caused high-temp waste gas after incineration firing, the foul smell after being heated is as combustion air, through the first wind Burning is participated in the effect feeding incinerator 4 of machine 6, foul smell is incinerated hot environment calcining, oxidation, decomposition in stove 4.It is same with this When, another fraction foul smell for extracting out out of garbage warehouse 2 introduces the high temperature side of cement-kiln grate-cooler 8, foul smell in grate-cooler 8 1200 DEG C or so oxidation under hot conditions, decompose, foul odour is removed.
When cement kiln stops kiln maintenance, the configured suction opeing on the top of garbage warehouse 2 of foul gas in garbage warehouse 2 is taken out Go out, be sent into odor removal 9 and handle, be discharged into after reaching national malodorous discharge standard by the 3rd blower fan 10 in air, do not pollute factory Area and surrounding enviroment.

Claims (8)

1. a kind of stench processing system suitable for cement kiln synergic processing rubbish, including for storing the garbage warehouse (2) of rubbish, The garbage warehouse (2) is connected with the entrance of incinerator (4);The garbage warehouse (2) is connected with three pumping branch roads, the first pumping branch Road includes preheater (5) and the first blower fan (6), and the air intake vent of preheater (5) connects with garbage warehouse (2), the air-out of preheater (5) Mouth connects with the suction opeing of the first blower fan (6), the air outlet of the first blower fan (6) and the bottom connection of incinerator (4);Second pumping Branch road includes the second blower fan (7), and the suction opeing of the second blower fan (7) connects with garbage warehouse (2), the air outlet of the second blower fan (7) with Grate-cooler (8) connects;3rd pumping branch road includes odor removal (9) and the 3rd blower fan (10), the air inlet of odor removal (9) and Garbage warehouse (2) connects, and the air outlet of odor removal (9) connects with the suction opeing of the 3rd blower fan (10).
A kind of 2. stench processing system suitable for cement kiln synergic processing rubbish as claimed in claim 1, it is characterised in that The garbage warehouse (2) is provided with suction opeing, and suction opeing connects with the air intake vent of preheater (5) and the suction opeing of the second blower fan (7) respectively Connect.
A kind of 3. stench processing system suitable for cement kiln synergic processing rubbish as claimed in claim 2, it is characterised in that The suction opeing is arranged on the top of garbage warehouse (2).
A kind of 4. stench processing system suitable for cement kiln synergic processing rubbish as claimed in claim 1, it is characterised in that The preheater (5) is arranged on the afterbody of incinerator (4), and preheater (5) is connected with cement kiln dore furnace.
A kind of 5. stench processing system suitable for cement kiln synergic processing rubbish as claimed in claim 1, it is characterised in that The stench processing system is additionally provided with pesticide spraying system.
6. a kind of method of stench processing system suitable for cement kiln synergic processing rubbish as claimed in claim 1 is utilized, its It is characterised by, in cement kiln normal operation, the first pumping branch road is operated together with the second pumping branch road:Garbage warehouse (2) includes An odorous air part is sent into preheater (5), and caused high-temp waste gas is carried out after being sent into incinerator (4) burning with rubbish Heat exchange, the foul smell after being heated are re-fed into participation burning, foul smell quilt in incinerator (4) as combustion air through the first blower fan (6) Hot environment calcining, oxidation and decomposition in incinerator (4);At the same time, another part foul smell is extracted out out of garbage warehouse (2) to lead to Cross the high temperature side that the second blower fan (7) introduces cement-kiln grate-cooler (8), high temperature bar of the foul smell in 1200 DEG C of grate-cooler (8) high temperature section Aoxidize and decompose under part;
When cement kiln stops kiln maintenance, the 3rd pumping branch road isolated operation:Foul gas in garbage warehouse (2) is sent into odor removal (9) handle, be discharged into after reaching national malodorous discharge standard by the 3rd blower fan (10) in air.
7. method as claimed in claim 6, it is characterised in that in cement kiln normal operation, it is described first pumping branch road with Second pumping branch road distributes air quantity at different rates, and most foul smell is sent into incinerator (4), fraction through the first pumping branch road Foul smell through second pumping branch road be sent into cement-kiln grate-cooler (8).
8. method as claimed in claim 6, it is characterised in that negative pressure state is maintained in the garbage warehouse (2).
CN201711114917.4A 2017-11-13 2017-11-13 A kind of stench processing system and method suitable for cement kiln synergic processing rubbish Withdrawn CN107702101A (en)

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CN109099440A (en) * 2018-10-18 2018-12-28 武汉致衡环境安全工程技术有限公司 A kind of recycle fluidized-bed combustion boiler uniform distribution system
CN109731429A (en) * 2018-08-03 2019-05-10 葛洲坝中材洁新(武汉)科技有限公司 It is a kind of to utilize stink system in grate-cooler cooperative disposal rubbish workshop
CN109945203A (en) * 2019-03-15 2019-06-28 溧阳天山水泥有限公司 A kind of deodorization device of cement kiln synergic processing rubbish
CN109974016A (en) * 2019-04-15 2019-07-05 中国恩菲工程技术有限公司 Trash repository deodoration system and method
CN109990610A (en) * 2019-04-04 2019-07-09 安徽海螺川崎工程有限公司 A kind of solid waste workshop to cement kiln head grate-cooler deodoration system
CN111288449A (en) * 2020-02-12 2020-06-16 光大生物能源(如皋)有限公司 Biomass material yard and biomass burning power generation system
CN114963196A (en) * 2022-06-21 2022-08-30 中国恩菲工程技术有限公司 Control method of garbage bin negative pressure ventilation system

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Publication number Priority date Publication date Assignee Title
CN109731429A (en) * 2018-08-03 2019-05-10 葛洲坝中材洁新(武汉)科技有限公司 It is a kind of to utilize stink system in grate-cooler cooperative disposal rubbish workshop
CN109099440A (en) * 2018-10-18 2018-12-28 武汉致衡环境安全工程技术有限公司 A kind of recycle fluidized-bed combustion boiler uniform distribution system
CN109945203A (en) * 2019-03-15 2019-06-28 溧阳天山水泥有限公司 A kind of deodorization device of cement kiln synergic processing rubbish
CN109990610A (en) * 2019-04-04 2019-07-09 安徽海螺川崎工程有限公司 A kind of solid waste workshop to cement kiln head grate-cooler deodoration system
CN109974016A (en) * 2019-04-15 2019-07-05 中国恩菲工程技术有限公司 Trash repository deodoration system and method
CN109974016B (en) * 2019-04-15 2024-01-05 中国恩菲工程技术有限公司 Refuse bin deodorizing system and method
CN111288449A (en) * 2020-02-12 2020-06-16 光大生物能源(如皋)有限公司 Biomass material yard and biomass burning power generation system
CN114963196A (en) * 2022-06-21 2022-08-30 中国恩菲工程技术有限公司 Control method of garbage bin negative pressure ventilation system

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