CN204113363U - Domestic garbage is prepared the combustion gas of RDF pyrolysing gasification and is burned clean and effective power generation system - Google Patents

Domestic garbage is prepared the combustion gas of RDF pyrolysing gasification and is burned clean and effective power generation system Download PDF

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Publication number
CN204113363U
CN204113363U CN201420470793.9U CN201420470793U CN204113363U CN 204113363 U CN204113363 U CN 204113363U CN 201420470793 U CN201420470793 U CN 201420470793U CN 204113363 U CN204113363 U CN 204113363U
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China
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domestic garbage
steam
connects
feedway
rdf
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CN201420470793.9U
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张光杰
林春堆
陈欢乐
郭盛果
陈昱炜
张孚清
张啸宇
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FUJIAN ZHENGREN ENVIRONMENTAL PROTECTION Co Ltd
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FUJIAN ZHENGREN ENVIRONMENTAL PROTECTION Co Ltd
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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
    • Y02E50/10Biofuels, e.g. bio-diesel
    • 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

Abstract

The utility model discloses domestic garbage and prepare RDF pyrolysing gasification combustion gas burning clean and effective power generation system, comprise garbage sorting machine, waste disposer, domestic garbage drying equipment, rod-made machine, additive adding apparatus, pyrolysis gasification furnace, firing chamber, hot gas heat-exchanger rig, steam-driven generator, structural material Preparation equipment, tempering room and vent gas treatment pond; By former domestic garbage through sorting, pulverizing and drying, then make RDF solid fuel, RDF solid fuel is carried out pyrolysing gasification and generate inflammable gas, incineration of combustible gas, burning gained hot gas is prepared steam by heat exchange, steam is passed into steam-driven generator and generates electricity.The utility model domestic garbage is prepared the combustion gas of RDF pyrolysing gasification and is burned clean and effective power generation system, and RDF solid fuel calorific value is high more than former garbage organism, and flying dust total amount reduces greatly effectively can contain heavy metals emission; Combustible gas high-temp combustion, makes dioxin thoroughly decompose, and brings many benefits while pollution abatement.

Description

Domestic garbage is prepared the combustion gas of RDF pyrolysing gasification and is burned clean and effective power generation system
Technical field
The utility model relates to the processing technology field of domestic garbage, particularly relates to one way of life rubbish and prepares RDF pyrolysing gasification combustion gas burning clean and effective power generation system.
Background technique
Along with the development of society, the quickening of urbanization process, urban population increases, living standards of the people improve, and the output of domestic waste is constantly increasing, and the composition of domestic garbage is also increasingly sophisticated, day by day serious to the harm of the pollution of environment and people ' s health, also limit the development in city.In addition, coal and the petroleum resources deposit of China do not enrich, and occupancy volume per person is lower, faces energy crisis, and fossil energy in use discharges a large amount of harmful gases, and befouling environment affects the healthy of the people.Electric energy cleanliness without any pollution, can convert the other forms of energy such as mechanical energy, luminous energy, heat energy easily to, and extensively be utilized by people.Now, electric energy is inseparable with daily life.
If directly burned domestic garbage, a large amount of harm of dusty gas aggravation to environment can be given off.The daily household electricity of present people is mostly by thermal power generation, self-evident to the consumption of the energy.In order to solve energy problem, people have developed the multiple technological scheme and the equipment that the living beings such as stalk, leaf are carried out to pyrolysing gasification, generate inflammable gas, and be widely used in that rural area replaces that crop straw burning is used for cooking, heating etc., not only increase usefulness and greatly reduce the discharge of flue gas.If can use above technology that domestic garbage pyrolysis gasification is generated inflammable gas, these inflammable gass are utilized to generate electricity, the process problem of domestic garbage can not only be solved, electric energy can also be provided for daily life, process for domestic garbage is brought revolutionary impact, and the problem of energy shortage can be solved to a certain extent.
Application number be 201220184786.3 Chinese patent disclose the utility model patent of " garbage derivatived fuel integrated gas-steam combined cycle power plant device " by name, the Chinese patent of application number 201220184784.4 discloses the utility model patent of " garbage derivatived fuel combination type gas-steam combined cycle power generating device " by name, application number be 201220382981.7 Chinese patent disclose " a kind of mud by name, garbage derivatived fuel combination combined cycle generation system of fuel gas-steam " utility model patent, although these technological schemes reach above object to a certain extent, but ubiquity can not make full use of heat energy, tail gas is direct or be indirectly discharged in air after simple process, heat energy in tail gas is wasted, tail gas containing heat energy not only can cause greenhouse effect but also can cause secondary pollution, the slag produced after waste incineration or pyrolysing gasification directly stacks or landfill also can affect soil property polluted source.
Model utility content
The purpose of this utility model be to provide a kind of can be appropriate utilization and process domestic rubbish disposal process in all products, make full use of the heat energy of waste incineration, the domestic garbage of harmful gas zero-emission is prepared the combustion gas of RDF pyrolysing gasification and is burned clean and effective power generation system.
Above-mentioned purpose of the present utility model is realized by following technical proposal:
Domestic garbage is prepared the combustion gas of RDF pyrolysing gasification and is burned clean and effective power generation system, comprises garbage sorting machine, waste disposer, domestic garbage drying equipment, rod-made machine, additive adding apparatus, pyrolysis gasification furnace, firing chamber, hot gas heat-exchanger rig, steam-driven generator, structural material Preparation equipment, tempering room and vent gas treatment pond; The organic matter outlet of described garbage sorting machine connects the material entrance of waste disposer by feedway, the metal outlet of garbage sorting machine connects recovery place by feedway, and the inanimate matter outlet of garbage sorting machine is by feedway connecting building material Preparation equipment; The discharge port of waste disposer connects the material entrance of domestic garbage drying equipment by feedway, the discharge port of domestic garbage drying equipment connects the material entrance of rod-made machine by feedway, the moisture discharge tube of domestic garbage drying equipment passes into vent gas treatment pond; The material entrance place of rod-made machine is also provided with additive adding apparatus, the discharge port of rod-made machine connects the material entrance of pyrolysis gasification furnace by feedway, the fuel tube of pyrolysis gasification furnace connects the fuel gas inlet of firing chamber, and the taphole of pyrolysis gasification furnace is by feedway connecting building material Preparation equipment; The heating pipe of firing chamber connects the hot gas inlet of hot gas heat-exchanger rig, the steam tube of hot gas heat-exchanger rig connects the steam inlet of steam-driven generator, the offgas duct of hot gas heat-exchanger rig connects the air intake of tempering room, and the air outlet of tempering room connects the dry hot gas inlet of domestic garbage drying equipment by pipeline; After the Low Temperature Steam that steam-driven generator is discharged is condensed into liquid in the coiler that water pipe is passed into hot gas heat-exchanger rig.
Further, described vent gas treatment pond is Calcified pond.
Further, described feedway is belt conveyer.
The beneficial effects of the utility model are:
1, domestic garbage is made combustible RDF solid fuel, can burn as coal briquette, flying dust total amount reduces greatly, effectively can contain heavy metals emission, reduces the discharge amount of incineration flue gas; The inner CL element of bar (or particle) and oxygen area of contact greatly reduce, and effectively can contain the formation of dioxin; After system rod is shaping, moisture content reduces calorific value and improves, and is beneficial to and improves combustion temperature and uniformity, improve firing rate simultaneously, improve furnace temperature, and favourable dioxin decomposes more thorough;
2, first under anaerobic or oxygen lean conditions, carry out pyrolysing gasification instead of directly burn after drying garbage, greatly reducing the generation of dioxin; The combustible gas produced stores temperature through secondary air more than 850 degree and burns, and ensures that furnace temperature decomposes dioxin equably, avoids solid to burn because in-furnace temperature inequality causes part of fuel not reach decomposing dioxin temperature required and produce dioxin; Tail gas (waste heat gas) is for garbage drying, and owing to pulverizing the suction-operated of rear rubbish, flue gas is substantially without discharge;
3, RDF solid fuel calorific value is high more than former garbage organism, improve generating efficiency, due to storability and the highly dense property of RDF, be conducive to the realization of rubbish distributed terminal process, to rural area and backwoodsman waste processing practicability very strong; The thermal energy conversion rate of pyrolysing gasification is higher, greatly improves generating efficiency, and the economic benefit of increase is enough to offset the cost improved because increasing operation;
4, the utility model utilization efficiency of heat energy is high, effectively avoids producing greenhouse effect, and generating output is large; Cleanliness without any pollution, the every the same product in garbage processing procedure can obtain rationally and utilize fully, brings many benefits, turn waste into wealth while pollution abatement, for people live creation happiness while solving refuse pollution.
Accompanying drawing explanation
Fig. 1 is the utility model structural principle schematic diagram.
Specific embodiment
Carry out more detailed explanation the technical solution of the utility model below by embodiment, but protection domain is not limited thereto.
The drying equipment related in following embodiment can select equipment disclosed in the patent of invention of another " one way of life garbage drying equipment " by name.
The pyrolysis gasification furnace related in following embodiment can select equipment disclosed in the patent of invention of another " one way of life rubbish pyrolysis gasification oven " by name or other like product.
Device disclosed in the utility model patent of another " one way of life rubbish pyrolysis combustible gas high-temp combustion device " by name can be selected in the firing chamber related in following embodiment, or other like product.
The heat-exchanger rig related in following embodiment, is shown in the utility model patent of another " one way of life rubbish pyrolysis gas firing heat-exchanger rig " by name.
embodiment: the utility model domestic garbage is prepared the combustion gas of RDF pyrolysing gasification and is burned clean and effective power generation system, as shown in Figure 1, garbage sorting machine 1, waste disposer 2, domestic garbage drying equipment 3, rod-made machine 4, additive adding apparatus 5, pyrolysis gasification furnace 6, firing chamber 7, hot gas heat-exchanger rig 8, steam-driven generator 9, structural material Preparation equipment 10, tempering room 11 and vent gas treatment pond 12 is comprised; The organic matter outlet of garbage sorting machine 1 connects the material entrance of waste disposer 2 by feedway, the metal outlet of garbage sorting machine 1 connects recovery place 13 by feedway, and the inanimate matter outlet of garbage sorting machine 1 is by feedway connecting building material Preparation equipment 10; The discharge port of waste disposer 2 connects the material entrance of domestic garbage drying equipment 3 by feedway, the discharge port of domestic garbage drying equipment 3 connects the material entrance of rod-made machine 4 by feedway, the moisture discharge tube of domestic garbage drying equipment 3 passes into vent gas treatment pond 12; The material entrance place of rod-made machine 4 is also provided with additive adding apparatus 5, the discharge port of rod-made machine 4 connects the material entrance of pyrolysis gasification furnace 6 by feedway, the fuel tube of pyrolysis gasification furnace 6 connects the fuel gas inlet of firing chamber 7, and the taphole of pyrolysis gasification furnace 6 is by feedway connecting building material Preparation equipment 10; The heating pipe of firing chamber 7 connects the hot gas inlet of hot gas heat-exchanger rig 8, the steam tube of hot gas heat-exchanger rig 8 connects the steam inlet of steam-driven generator 9, the offgas duct of hot gas heat-exchanger rig 8 connects the air intake of tempering room 11, and the air outlet of tempering room 11 connects the dry hot gas inlet of domestic garbage drying equipment 3 by pipeline; After the Low Temperature Steam that steam-driven generator 9 is discharged is condensed into liquid in the coiler that water pipe is passed into hot gas heat-exchanger rig 8.Vent gas treatment pond 12 is Calcified pond, and feedway is belt conveyer.
Working principle: crude waste is categorized into organic matter, metal and the inanimate matter except metal by garbage sorting machine 1, organic matter is delivered to waste disposer 2 through feedway and pulverizes, metal is delivered to recovery place 13 through feedway and recycles, and the inanimate matter except metal is transported to structural material Preparation equipment 10 and makes structural material.Domestic garbage organic matter after pulverizing is delivered to domestic garbage drying equipment 3 through feedway and carries out drying, and the moisture (foul smell) that dry domestic garbage generates is passed into vent gas treatment pond 12 and carries out disinfection deodorizing.Dried domestic garbage is transported to rod-made machine 4, and additive-adding device 5 adds the additive that desulfurization depickling promotes bonding in rod-made machine 4, and mixed material (being mixed with the granulated garbage of additive, fragment) is made bar-shaped RDF by rod-made machine 4.RDF bar is delivered to pyrolysis gasification furnace 6 by feedway, and domestic garbage Pintsch process in pyrolysis gasification furnace 6 goes out inflammable gas, residual residue; Inflammable gas is transported to firing chamber 7 by fuel tube, and residue (slag) is delivered to structural material Preparation equipment 10 through feedway and makes structural material (high-quality brick).Inflammable gas, in firing chamber 7 combustion, obtains high temperature hot gas.High temperature hot gas in firing chamber 7 is passed into hot gas heat-exchanger rig 8, and the water in the coiler of hot gas heat-exchanger rig 8 is heated and flashes to hot steam, and hot steam is led to steam-driven generator 9 and generated electricity.Hot gas becomes waste heat gas after being absorbed a part of heat by hot gas heat-exchanger rig 8, waste heat gas is generally also in higher temperature, be directly used in drying and even can light rubbish, and rubbish itself can produce biogas, it is very dangerous for utilizing high-temperature gas to carry out drying.So, waste heat gas is passed into after tempering room 11 is adjusted to suitable temperature and passes into domestic garbage drying equipment 3 again, utilize the heat energy of waste heat gas to carry out drying to domestic garbage, take full advantage of the heat energy of waste heat gas, avoid high-temperature gas to be directly discharged in air and cause greenhouse effect.Owing to pulverizing the suction-operated of rear rubbish, flue gas without discharge, effectively avoids the secondary pollution of flue gas substantially.After the Low Temperature Steam that steam-driven generator 9 is discharged is condensed into liquid, in the coiler that water pipe is passed into hot gas heat-exchanger rig 8, (water pipe connects the water-supplying mouth of hot gas heat-exchanger rig) provides water source for hot gas heat-exchanger rig 8 produces hot steam, make water, vapour replace conversion cycles utilize, hot water more easily gasifies as steam, also further saves the heat energy needed for generating steam.
The foregoing is only preferred embodiment of the present utility model, be not limited to model utility, although be described in detail wooden model utility with reference to previous embodiment, for the technician in wooden field, it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within all spirit in model utility and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (3)

1. domestic garbage prepares RDF pyrolysing gasification combustion gas burning clean and effective power generation system, it is characterized in that: comprise garbage sorting machine, waste disposer, domestic garbage drying equipment, rod-made machine, additive adding apparatus, pyrolysis gasification furnace, firing chamber, hot gas heat-exchanger rig, steam-driven generator, structural material Preparation equipment, tempering room and vent gas treatment pond; The organic matter outlet of described garbage sorting machine connects the material entrance of waste disposer by feedway, the metal outlet of garbage sorting machine connects recovery place by feedway, and the inanimate matter outlet of garbage sorting machine is by feedway connecting building material Preparation equipment; The discharge port of waste disposer connects the material entrance of domestic garbage drying equipment by feedway, the discharge port of domestic garbage drying equipment connects the material entrance of rod-made machine by feedway, the moisture discharge tube of domestic garbage drying equipment passes into vent gas treatment pond; The material entrance place of rod-made machine is also provided with additive adding apparatus, the discharge port of rod-made machine connects the material entrance of pyrolysis gasification furnace by feedway, the fuel tube of pyrolysis gasification furnace connects the fuel gas inlet of firing chamber, and the taphole of pyrolysis gasification furnace is by feedway connecting building material Preparation equipment; The heating pipe of firing chamber connects the hot gas inlet of hot gas heat-exchanger rig, the steam tube of hot gas heat-exchanger rig connects the steam inlet of steam-driven generator, the offgas duct of hot gas heat-exchanger rig connects the air intake of tempering room, and the air outlet of tempering room connects the dry hot gas inlet of domestic garbage drying equipment by pipeline; After the Low Temperature Steam that steam-driven generator is discharged is condensed into liquid in the coiler that water pipe is passed into hot gas heat-exchanger rig.
2. domestic garbage according to claim 1 prepares RDF pyrolysing gasification combustion gas burning clean and effective power generation system, it is characterized in that: described vent gas treatment pond is Calcified pond.
3. domestic garbage according to claim 1 prepares RDF pyrolysing gasification combustion gas burning clean and effective power generation system, it is characterized in that: described feedway is belt conveyer.
CN201420470793.9U 2014-08-20 2014-08-20 Domestic garbage is prepared the combustion gas of RDF pyrolysing gasification and is burned clean and effective power generation system Active CN204113363U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106077033A (en) * 2016-06-29 2016-11-09 福建正仁环保有限公司 Biomass prepare RDF 5 pyrolytic gasification smokeless steam-electric power technique
CN106111668A (en) * 2016-06-29 2016-11-16 厦门中环碧海环保科技有限公司 A kind of residents in rural community distribution process resource electrification technique as well as
CN106590702A (en) * 2017-02-04 2017-04-26 源创环境科技有限公司 Low-temperature pyrolysis power generation system and method for household garbage

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106077033A (en) * 2016-06-29 2016-11-09 福建正仁环保有限公司 Biomass prepare RDF 5 pyrolytic gasification smokeless steam-electric power technique
CN106111668A (en) * 2016-06-29 2016-11-16 厦门中环碧海环保科技有限公司 A kind of residents in rural community distribution process resource electrification technique as well as
CN106590702A (en) * 2017-02-04 2017-04-26 源创环境科技有限公司 Low-temperature pyrolysis power generation system and method for household garbage
CN106590702B (en) * 2017-02-04 2017-10-10 源创环境科技有限公司 A kind of house refuse low temperature pyrogenation electricity generation system and method

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