CN1219605C - Comprehensive utilization system for garbage burying gas resource - Google Patents
Comprehensive utilization system for garbage burying gas resource Download PDFInfo
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- CN1219605C CN1219605C CN 200310112728 CN200310112728A CN1219605C CN 1219605 C CN1219605 C CN 1219605C CN 200310112728 CN200310112728 CN 200310112728 CN 200310112728 A CN200310112728 A CN 200310112728A CN 1219605 C CN1219605 C CN 1219605C
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Abstract
The present invention discloses a complete-set device for comprehensively utilizing garbage landfill gas as a resource, which is connected with a gas collecting well of a garbage landfill field, and is used for treating and recycling the landfill gas generated by the garbage landfill field. The present invention comprises a primary unit and a secondary unit which are connected, and is characterized in that the primary unit comprises a screen type gas filter, a gas-liquid separator, a flow meter, a gas analyzer and a fan; the secondary unit is composed of a non-pollution combustion discharge device and a recycling device or the combination thereof; the gas inlet of the screen type gas filter is connected with the port of the gas collecting well of a garbage landfill field, and the gas outlet of the gas filter is connected with the gas-liquid separator; the gas-liquid separator is connected with the flow meter whose outlet is connected with the inlet of the fan; the gas analyzer is connected with a gas guide pipe in the outlet of the screen type gas filter; the inlet of the non-pollution combustion discharge device or the inlet of the recycling device is connected with the outlet of the fan through a gas guide pipe. The present invention recycles the landfill gas in the garbage landfill field as the resource, and is favorable to environmental protection.
Description
Technical field
The present invention relates to a kind of rubbish landfill gas treating apparatus, specifically a kind of rubbish landfill gas comprehensive utilization of resources complexes.
Background technology
At present, continuous development along with urbanization, the garbage disposal in city becomes the important content of environmental protection, the recycling of rubbish is present countries in the world emphasis content, and it is a reasonable method that refuse classification is handled, and it not only helps environmental protection, and saved resource, but,, still there is not the effective method of utilizing at present as house refuse for the rubbish of some enormous amount, no value.The treating method that the rubbish of no value is best is concentrated landfill by setting up refuse landfill exactly, and for this reason, each city all has the landfill of many refuse landfills in order to rubbish on the outskirts of a town.The organic matter that is deposited in the rubbish in the refuse landfill can decompose a large amount of landfill gas of generation voluntarily under anaerobic state, its main component is methane and carbon dioxide.At some large-scale landfill yards, the content of the methane in the landfill gas of its generation can be up to 60%, and the Main Ingredients and Appearance of methane natural gas, it is a kind of resource of recyclable utilization, if methane is not fully utilized simultaneously, it is again a kind of pollution sources and can produces the dangerous gas of blast under certain condition, as directly in air, discharging, it is again a kind of gas that causes greenhouse effects by force, for this reason, existing refuse landfill is all adopted and is set up some ways that reach tens meters gas collection well deeply that the landfill gas that refuse landfill produces is directly discharged in air, and this method is not only seriously polluted, danger is big, and is the serious waste to resource.At present, still do not have and a kind ofly can monitor complete set of equipments with comprehensive utilization of resources the landfill gas that refuse landfill produces.
Summary of the invention
The purpose of this invention is to provide a kind ofly can monitor in real time the landfill gas that refuse landfill produces, the complexes of processing and comprehensive utilization of resources.
Technical scheme of the present invention is:
A kind of rubbish landfill gas comprehensive utilization of resources complexes, link to each other with the gas collection well of refuse landfill, be used for the processing and the recycling of the landfill gas of refuse landfill generation, comprise primary unit and secondary units, primary unit links to each other by wireway with secondary units, it is characterized in that primary unit comprises screen mesh type pneumatic filter, gas-liquid separator, flowmeter, gas analyzer, blower fan, secondary units is by pollution-free burning and exhausting device, recycle device or combinations thereof; When this device was used to detect rubbish landfill gas, secondary units can only comprise a pollution-free burning and exhausting device; When rubbish landfill gas that whole utilization is extracted, secondary units can only comprise a recycle device; The landfill tolerance that produces when refuse landfill is during greater than the treating capacity of use device, and secondary Dan Wuke is made up of pollution-free burning and exhausting device, recycle device.The air inlet of the screen mesh type pneumatic filter in the primary unit links to each other with the gas collection well head of refuse landfill, its gas outlet links to each other with gas-liquid separator by wireway, gas-liquid separator links to each other with the inlet of flowmeter by wireway, the outlet of flowmeter links to each other with the inlet of blower fan, and gas analyzer links to each other by the wireway of sampling pipe with screen mesh type pneumatic filter exit; The inlet of the pollution-free burning and exhausting device in the secondary units or the inlet of recycle device link to each other by wireway with the outlet of blower fan, also can install valve additional and control in the wireway in the exit of blower fan.
According to the difference of the annexation of each parts in the primary unit, purpose of the present invention also can adopt following technical scheme to be achieved:
A kind of rubbish landfill gas comprehensive utilization of resources complexes, link to each other with the gas collection well of refuse landfill, be used for the processing and the recycling of the landfill gas of refuse landfill generation, comprise primary unit and secondary units, primary unit links to each other by wireway with secondary units, it is characterized in that primary unit comprises screen mesh type pneumatic filter, gas-liquid separator, flowmeter, gas analyzer, blower fan, secondary units is by pollution-free burning and exhausting device, recycle device or combinations thereof; The air inlet of the screen mesh type pneumatic filter in the primary unit links to each other with the gas collection well head of refuse landfill by wireway, the gas outlet of screen mesh type pneumatic filter links to each other with the inlet of flowmeter by wireway, the outlet of flowmeter links to each other with gas-liquid separator by wireway, gas-liquid separator links to each other with the inlet of blower fan by wireway, and gas analyzer links to each other by the wireway of sampling pipe with screen mesh type pneumatic filter exit; The outlet of blower fan links to each other with pollution-free burning and exhausting device by wireway; The inlet of pollution-free burning and exhausting device or the inlet of recycle device link to each other by wireway with the outlet of blower fan.
Pollution-free burning and exhausting device of the present invention comprises spark arrester, lighter, mix flare burner, the inlet end of spark arrester links to each other with the blower fan port of export by wireway, the port of export of spark arrester links to each other with evacuated tube, evacuated tube links to each other with mix flare burner, one end of lighter stretches in the mix flare burner, and the other end links to each other with igniter by ignition tube.
Spark arrester of the present invention can adopt petrochemical industry spark arrester commonly used, also can adopt by two tank bodies to be formed by connecting, and netted flame retardant bed is installed on the joint face of two tank bodies; For the landfill gas flow of controlling discharging and the tolerance of igniting when lighting torch, can on the wireway of the inlet end that connects spark arrester and the blower fan port of export, regulate by mounted valve.
Recycle device of the present invention comprises activated carbon adsorber, sodium hydroxide lye packed absorber; The effect of activated carbon adsorber is the hydrogen sulfide gas of removing in the rubbish landfill gas, and the effect of sodium hydroxide lye packed absorber is to be used for removing sour gas such as the carbon dioxide of rubbish landfill gas and hydrogen sulfide; Activated carbon adsorber links to each other with the blower fan port of export by wireway, and activated carbon adsorber links to each other with the sodium hydroxide lye packed absorber by wireway, and the sodium hydroxide lye packed absorber links to each other with vacuum tank or booster fan by wireway; When the methane content of handling the gas of exporting the back through the sodium hydroxide lye packed absorber reaches 93% when above, can be transported to natural gas line by booster fan uses for the user, also can be transported to the compression pot-type equipment, carry out offering after canned the user and use by booster fan; To be used for generating field fashionable when rubbish landfill gas, make landfill gas after the one-level sodium hydroxide lye absorb to be handled in the landfill gas methane content be higher than 50%, deliver to vacuum tank by wireway, after the vacuum tank voltage stabilizing, deliver to the gas electricity generator generating, also can deliver to other gas equipment and use.In order to guarantee the continuous operation of adsorption process, can adopt two activated carbon adsorbers to hocket and adsorb and reproduction operation.Remove the effect of sour gas in order to improve the sodium hydroxide lye packed absorber, two sodium hydroxide lye packed absorbers are set to the absorption of connecting of the sour gas in the landfill gas, by booster fan during to the natural gas line air feed, after landfill gas is absorbed through secondary sodium hydroxide lye packed absorber, reach more than 93% with methane content in the landfill gas after the assurance processing, and supply gas by booster fan.
After landfill gas process activated carbon adsorber of the present invention and sodium hydroxide lye packed absorber are handled, can link to each other with vacuum tank separately by wireway, in order to generating or other purposes, also can link to each other with booster fan separately, in order to directly to the natural gas line air feed, preferably link to each other with booster fan with vacuum tank simultaneously in actual the use, as long as with wireway that vacuum tank or booster fan link to each other on install valve additional, switch by the control respective valves, both can realize air feed respectively, can realize the purpose of air feed simultaneously again.
For guaranteeing safety and saving cost, activated carbon adsorber of the present invention is connected with the desorption gas flare, and the sodium hydroxide lye packed absorber is connected with lye pump and waste liquid tank, and lye pump links to each other with the alkali lye storage tank.
Active carbon in the activated carbon adsorber of the present invention can adopt following method regeneration: when vacuum tank links to each other with gas electricity generator, the tail gas of gas electricity generator output or directly discharging, or link to each other with activated carbon adsorber by wireway, non-pollution discharge after the desorption and regeneration that is used for active carbon, desorption gas burn in gas flare.Alkali lye absorbs waste liquid that the process of sour gas produces qualified discharge after the neutralisation treatment in neutralization pond.
Beneficial effect of the present invention:
1, the invention solves the monitoring and the resource regeneration problem of the landfill gas of refuse landfill generation, both solved the safety problem and the problem of environmental pollution of puzzlement refuse landfill, realized the purpose of resource regeneration again, is an invention of great significance of benefiting the nation and the people.
2, of the present invention simple in structure, can realize modular combination, flexible, can increase as required or removing module, can be assembled into the device of monitoring and direct burning and exhausting by the pollution-free burning and exhausting device in primary unit and the secondary units, the complexes that also can form the direct generation of electricity by the recycle device in primary unit and the secondary units, also can form directly to natural gas management air feed or canned complexes by the recycle device in primary unit and the secondary units, also can form generating by the recycle device in primary unit and the secondary units, the complexes of air feed also can be by the pollution-free burning and exhausting device in primary unit and the secondary units, recycle device is assembled into extraction, monitoring, discharging, comprehensive utilization device.
3, device fabrication is simple, and all component devices can utilize matured product of the prior art to carry out the reasonable combination collocation and form, and also can make voluntarily.
Description of drawings
Fig. 1 is that complexes of the present invention are formed structured flowchart.
Fig. 2 is primary unit of the present invention and pollution-free burning and exhausting device syndeton schematic diagram.
Fig. 3 is the syndeton schematic diagram of embodiments of the invention.
The specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
As shown in Figure 3.
A kind of rubbish landfill gas comprehensive utilization of resources complexes, link to each other with the gas collection well of refuse landfill, be used for the processing and the recycling of the landfill gas of refuse landfill generation, comprise primary unit and secondary units, primary unit links to each other by wireway with secondary units.Primary unit comprises that (adoptable model is: IST-S), blower fan 5 (can adopt roots blower commonly used) for screen mesh type pneumatic filter 1, gas-liquid separator 2 (can adopt common baffle plate type separator), flowmeter 3 (can adopt the anti-corrosive properties spinner flowmeter), gas analyzer 4, blower fan 5 can adopt frequency converter to regulate flow, and flowmeter 3 should adopt the flowmeter of adjustable throttle amount.Secondary units is made up of pollution-free burning and exhausting device 6 and recycle device 7, and the inlet of the inlet of pollution-free burning and exhausting device 6 and recycle device 7 all links to each other by wireway 8 with the outlet of blower fan 5, all adds valve 9 on wireway 8 separately; Direct discharging for fear of rubbish landfill gas in the course of work of primary unit causes air pollution, can open and directly in air, discharge the valve 9 that connects pollution-free burning and exhausting device 6 burns landfill gas by pollution-free burning and exhausting device 6 after, also can under the prerequisite that has connected secondary units, open the valve 8 that connects recycle device 7, part or all landfill gas be sent in the recycle device recycled.The air inlet of the screen mesh type pneumatic filter 1 in the primary unit links to each other with the gas collection well head of refuse landfill, its gas outlet links to each other with gas-liquid separator 2 by wireway 8, gas-liquid separator 2 links to each other with the inlet of flowmeter 3 by wireway 8, the outlet of flowmeter 3 links to each other with the inlet of blower fan 5, and gas analyzer 4 links to each other by the wireway 8 of sampling pipe with screen mesh type pneumatic filter 1 exit.Screen mesh type pneumatic filter 1 in the primary unit, gas-liquid separator 2, flowmeter 3, gas analyzer 4, blower fan 5 also can adopt following manner to connect (as shown in Figure 2): the air inlet of screen mesh type pneumatic filter 1 links to each other with the gas collection well head of refuse landfill, its gas outlet links to each other with the inlet of flowmeter 3 by wireway 8, the outlet of flowmeter 3 links to each other with gas-liquid separator 2, gas-liquid separator 2 links to each other with the inlet of blower fan 5 by wireway 8, and gas analyzer 4 links to each other by the wireway 8 of sampling pipe with screen mesh type pneumatic filter 1 exit.
The pollution-free burning and exhausting device 6 of present embodiment comprises spark arrester 10, lighter 11, mix flare burner 12, the inlet end of spark arrester 10 links to each other with the port of export of roots blower 5 by wireway 8, the port of export of spark arrester 10 links to each other with evacuated tube 13, evacuated tube 13 links to each other with mix flare burner 12, one end of lighter 11 stretches in the mix flare burner 12, and the other end links to each other with igniter 15 by ignition tube 14.As shown in Figure 2.
Spark arrester 10 of the present invention can adopt petrochemical industry spark arrester commonly used, also can adopt by two tank bodies to be formed by connecting, and netted flame retardant bed is installed on the joint face of two tank bodies; For the landfill gas flow of controlling burning and exhausting and the tolerance of igniting when lighting torch, can on the wireway of the inlet end that connects spark arrester and the blower fan port of export, regulate by butterfly valve 16 of installation.As shown in Figure 2.
During concrete enforcement, primary unit and pollution-free burning and exhausting device 6 can be assembled into an independent device, and are installed in simultaneously on the billy gate 23.As shown in Figure 2.
The recycle device 7 of present embodiment comprises 17,18, two sodium hydroxide lye packed absorbers 19,20 of two activated carbon adsorbers; The effect of activated carbon adsorber 17,18 is hydrogen sulfide gas of removing in the rubbish landfill gas, the main effect of sodium hydroxide lye packed absorber 19,20 is the carbon dioxides that are used for removing rubbish landfill gas, can also remove the hydrogen sulfide gas in the rubbish landfill gas in addition; Activated carbon adsorber 17,18 all links to each other with desorption gas flare 24, sodium hydroxide lye packed absorber 19,20 is connected with lye pump 25 and waste liquid tank 26, lye pump 25 links to each other with alkali lye storage tank 27, lye pump 25 is in order to replenish sodium hydroxide lye to sodium hydroxide lye packed absorber 19,20, and waste liquid tank 26 is in order to store the waste liquid behind the chemical reaction in the sodium hydroxide lye packed absorber 19,20.Activated carbon adsorber 17,18 links to each other with the port of export of blower fan 5 by wireway 8, activated carbon adsorber 17,18 links to each other with sodium hydroxide lye packed absorber 19 by wireway 8, sodium hydroxide lye packed absorber 19 links to each other with sodium hydroxide lye packed absorber 20 by wireway 8, sodium hydroxide lye packed absorber 19 links to each other with vacuum tank 21 by wireway 8, and sodium hydroxide lye packed absorber 20 links to each other with booster fan 22 by wireway 8; When the methane content of the gas of exporting after sodium hydroxide lye packed absorber 19,20 two stage treatment reaches 93%, can be transported to natural gas line by booster fan 22 uses for the user, or be transported to the compression pot-type equipment by booster fan 22, carry out offering the user after canned and use; When the methane content of the gas of output after sodium hydroxide lye packed absorber 19 is handled is higher than 50%, can deliver to vacuum tank 21 by wireway 8, after vacuum tank 21 voltage stabilizings, deliver to the gas electricity generator generating, or deliver to other gas equipment and use.
The purpose that two activated carbon adsorbers 17,18 are set is in order to guarantee the continuous operation of adsorption process, adopt two adsorption towers to hocket and adsorb and reproduction operation, similarly establish two sodium hydroxide lye packed absorbers the 19, the 20th, in order to satisfy the requirement that different recycle devices are formed rubbish landfill gas.
After the landfill gas process activated carbon adsorber 17,18 of present embodiment and sodium hydroxide lye packed absorber 19,20 are handled, can link to each other with booster fan 22 with vacuum tank 21 respectively by wireway 8, can realize also can realizing air feed simultaneously by the switch of control respective valves 9 to vacuum tank 21 or booster fan 22 difference air feed.
Active carbon in the activated carbon adsorber 17,18 of present embodiment can adopt following method regeneration: activated carbon adsorber 17,18 is linked to each other with the offgas duct of gas electricity generator by wireway 8, when the needs desorption and regeneration, open the valve 9 on the wireway, get final product in the tail gas introducing activated carbon adsorber 17,18 with gas electricity generator output, when not needing desorption and regeneration, gas electricity generator produce tail gas can directly enter in the atmosphere.
The course of work of present embodiment is;
The inlet of the screen mesh type pneumatic filter 1 in the primary unit is linked to each other with gas collection well in the refuse landfill by tube connector, after landfill gas in the gas collection well filters out particulate contamination through screen mesh type pneumatic filter 1, enter in the moisture separator 2, after the removal of the moisture content in the landfill gas, by flowmeter 3, observe its flow size, excessive as flow, it can be transferred to appropriate value, the landfill gas that will flow out from flowmeter 3 is then introduced and is carried out supercharging in the blower fan 5 and export secondary units to and carry out direct burning and exhausting or recycling.When landfill gas is through screen mesh type pneumatic filter 1, open the valve on the sampling pipe, a small amount of landfill gas is undertaken in the gas analyzer 4 by sampling pipe, after gas analyzer 4 carries out real-time analysis, be presented on the display screen.Direct discharging for fear of rubbish landfill gas in the course of work of this device causes air pollution, the rubbish landfill gas of part or all extraction can be introduced the torch firing device, open the valve 9 that leads to pollution-free burning and exhausting device 6, and carrying out burning and exhausting with the ignition landfill gas of igniting simultaneously, the spark arrester 10 in the pollution-free burning and exhausting device 6 is provided with in order to prevent the tempering purpose in the combustion process; Or under the prerequisite that has connected recycle device, open the valve 9 that leads to recycle device 7, make landfill gas enter activated carbon adsorber 17 (or 18,17,18 can be used alternatingly) in carry out the hydrogen sulfide desorption and handle, will send into through the landfill gas after the hydrogen sulfide desorption is handled then and carry out carbon dioxide in the sodium hydroxide lye packed absorber 19 and remove and handle.If rubbish landfill gas is transported in natural gas line or the tanning device, then require the methane content in the rubbish landfill gas to reach 93%, after then can opening the valve 9 that leads to sodium hydroxide lye packed absorber 20 and landfill gas being entered carry out once more in the sodium hydroxide lye packed absorber 20 carbon dioxide to be removed to handle, deliver in natural gas line or the tanning device through booster fan 22; If when rubbish landfill gas is used for generating electricity, then require the methane content in the rubbish landfill gas to be higher than 50%, then can open the valve 9 that leads to vacuum tank 21 on the sodium hydroxide lye packed absorber 19, after vacuum tank 21 voltage stabilizings, be transported to gas electricity generator and generate electricity or make other purposes.Certainly, the methane content in landfill gas reaches 93%, also can open the valve 9 that leads to vacuum tank 21 on the sodium hydroxide lye packed absorber 19, is transported to gas electricity generator and generates electricity or make other purposes after vacuum tank 21 voltage stabilizings.
Active carbon regeneration in the activated carbon adsorber 17,18 can be introduced in the activated carbon adsorber 17,18 by the tail gas that gas electricity generator is produced and regenerate, and also can adopt conventional method to regenerate.
Claims (7)
1, a kind of rubbish landfill gas comprehensive utilization of resources complexes, link to each other with the gas collection well of refuse landfill, be used for the processing and the recycling of the landfill gas of refuse landfill generation, comprise primary unit and secondary units, primary unit links to each other by wireway with secondary units, it is characterized in that primary unit comprises screen mesh type pneumatic filter, gas-liquid separator, flowmeter, gas analyzer, blower fan, secondary units is by pollution-free burning and exhausting device, recycle device or combinations thereof; The air inlet of screen mesh type pneumatic filter links to each other with the gas collection well head of refuse landfill, its gas outlet links to each other with gas-liquid separator by wireway, gas-liquid separator links to each other with the inlet of flowmeter by wireway, the outlet of flowmeter links to each other with the inlet of blower fan, and gas analyzer links to each other by the wireway of sampling pipe with screen mesh type pneumatic filter exit; The inlet of pollution-free burning and exhausting device or the inlet of recycle device link to each other by wireway with the outlet of blower fan.
2, a kind of rubbish landfill gas comprehensive utilization of resources complexes, link to each other with the gas collection well of refuse landfill, be used for the processing and the recycling of the landfill gas of refuse landfill generation, comprise primary unit and secondary units, primary unit links to each other by wireway with secondary units, it is characterized in that primary unit comprises screen mesh type pneumatic filter, gas-liquid separator, flowmeter, gas analyzer, blower fan, secondary units is by pollution-free burning and exhausting device, recycle device or combinations thereof; The air inlet of the screen mesh type pneumatic filter in the primary unit links to each other with the gas collection well head of refuse landfill by wireway, the gas outlet of screen mesh type pneumatic filter links to each other with the inlet of flowmeter by wireway, the outlet of flowmeter links to each other with gas-liquid separator by wireway, gas-liquid separator links to each other with the inlet of blower fan by wireway, and gas analyzer links to each other by the wireway of sampling pipe with screen mesh type pneumatic filter exit; The outlet of blower fan links to each other with pollution-free burning and exhausting device by wireway; The inlet of pollution-free burning and exhausting device or the inlet of recycle device link to each other by wireway with the outlet of blower fan.
3, rubbish landfill gas comprehensive utilization of resources complexes according to claim 1 and 2, it is characterized in that pollution-free burning and exhausting device comprises spark arrester, lighter, mix flare burner, the inlet end of spark arrester links to each other with the blower fan port of export by wireway, the port of export of spark arrester links to each other with evacuated tube, evacuated tube links to each other with mix flare burner, one end of lighter stretches in the mix flare burner, and the other end links to each other with igniter by ignition tube.
4, rubbish landfill gas comprehensive utilization of resources complexes according to claim 3 is characterized in that spark arrester is formed by connecting by two tank bodies, is equipped with netted flame retardant bed on the joint face of two tank bodies; On the wireway of the inlet end that connects spark arrester and the blower fan port of export, valve is installed.
5, rubbish landfill gas comprehensive utilization of resources complexes according to claim 1 and 2 is characterized in that recycle device comprises activated carbon adsorber, sodium hydroxide lye packed absorber; Activated carbon adsorber links to each other with the blower fan port of export by wireway, and activated carbon adsorber links to each other with the sodium hydroxide lye packed absorber by wireway, and the sodium hydroxide lye packed absorber links to each other with vacuum tank or booster fan by wireway; Vacuum tank links to each other with gas electricity generator or gas equipment, and booster fan links to each other with the natural gas supply device.
6, rubbish landfill gas comprehensive utilization of resources complexes according to claim 5 is characterized in that activated carbon adsorber is connected with the desorption gas flare; The sodium hydroxide lye packed absorber is connected with lye pump and waste liquid tank, and lye pump links to each other with the alkali lye storage tank.
7, rubbish landfill gas comprehensive utilization of resources complexes according to claim 5, it is characterized in that when vacuum tank links to each other with gas electricity generator, the tail gas of gas electricity generator output or directly discharge, or link to each other with activated carbon adsorber by wireway, be used for the regeneration of active carbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310112728 CN1219605C (en) | 2003-12-23 | 2003-12-23 | Comprehensive utilization system for garbage burying gas resource |
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| CN 200310112728 CN1219605C (en) | 2003-12-23 | 2003-12-23 | Comprehensive utilization system for garbage burying gas resource |
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| CN1219605C true CN1219605C (en) | 2005-09-21 |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100374792C (en) * | 2006-05-15 | 2008-03-12 | 南京大学 | Complete set for producing hot water by utilizing landfill gas |
| KR100667262B1 (en) * | 2006-10-31 | 2007-01-10 | 수도권매립지관리공사 | Waste landfill site preventing landfill gas escape by using waterproof mat |
| CN101736036B (en) * | 2009-12-14 | 2011-11-16 | 山东十方环保能源股份有限公司 | Landfill gas collecting, purifying and generating process |
| CN102562278A (en) * | 2010-12-24 | 2012-07-11 | 宇星科技发展(深圳)有限公司 | Generating system and generating method by utilizing landfill gas |
| CN102660448A (en) * | 2012-04-27 | 2012-09-12 | 天津大学 | Sleeve type photobiological reaction system for culturing microalgae on scale by utilizing waste gas and waste heat |
| CN103252338B (en) * | 2013-04-16 | 2015-04-08 | 江苏德鑫环保科技有限公司 | In-situ belueftung treatment device oriented to town refuse landfill |
| CN105368518B (en) * | 2015-11-26 | 2017-08-25 | 同济大学 | One kind is used for refuse landfill gas purification and energy utilization system and its application method |
| CN107828453B (en) * | 2017-10-25 | 2020-11-10 | 深圳市晟世联能源有限公司 | Inflation equipment for separating and compressing landfill gas |
| CN109519940A (en) * | 2018-11-30 | 2019-03-26 | 中冶南方都市环保工程技术股份有限公司 | A kind of landfill Flash Gas Compression Skid System and method for household refuse landfill sites |
| CN111575073A (en) * | 2020-05-07 | 2020-08-25 | 新沂百川畅银新能源有限公司 | Environment-friendly landfill gas power generation pretreatment device and treatment method thereof |
| CN111575072A (en) * | 2020-05-07 | 2020-08-25 | 新沂百川畅银新能源有限公司 | Environment-friendly and efficient landfill gas collection, purification and power generation process |
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