CN104819019A - Organic solid waste energy co-generation application system - Google Patents
Organic solid waste energy co-generation application system Download PDFInfo
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- CN104819019A CN104819019A CN201510141154.7A CN201510141154A CN104819019A CN 104819019 A CN104819019 A CN 104819019A CN 201510141154 A CN201510141154 A CN 201510141154A CN 104819019 A CN104819019 A CN 104819019A
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- organic solid
- application system
- boiler
- solid castoff
- heat
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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Abstract
The invention discloses an organic solid waste energy co-generation application system which mainly comprises a composite circulating fluidized bed boiler, an expansion generator set, a heat exchanger, a cooling tower, a grid connection cabinet and a control cabinet. The above devices are connected by pipelines which allow vapor or water to circulate, and parts of pipelines are provided with valves. According to the invention, the composite circulating fluidized bed boiler and the expansion generator set are the main equipment, water vapor is generated while organic solid waste is disposed, and the water vapor is used for pushing the expansion generator set to generate electricity. The load of the expansion generator set is adjusted to balance the electricity generation demand and the heat supply demand; the actual demands of electricity generation and heat supply of an organic solid waste boiler owner are met; the waste is turned into wealth, enormous economic benefits and environment benefits are achieved, and waste caused by uneven energy distribution is avoided; the organic solid waste energy co-generation application system is a novel system in which the organic solid waste is reasonably utilized.
Description
Technical field
The present invention relates to a kind of offal treatment and reutilization system, particularly relate to a kind of organic solid castoff process and reutilization system, belong to waste technical field of energy utilization.
Background technique
Organic solid castoff, as the dregs of a decoction, slime, municipal sludge, printing and dyeing sludge, paper mill sludge etc., is the lower calorific value solid waste with producing in production process, containing materials such as organic substance, water, silts.Traditional treatment method is that organic solid castoff is cured process, then air storage, buries, and this method has obvious deficiency.Organic solid castoff is dropped into boiler carry out efficient burning produce steam or hot water for the production of, heat supply be a kind of economical, effectively process means.But in practical application, be the needs of a large amount of organic solid castoff of satisfied process, build the steam output of boiler or hot water supply amount and be often greater than heat energy needed for reality; In addition, organic solid castoff is that for effectively processing waste, boiler needs continuous service along with the carrying out produced constantly produces.And spring Mo, Qiu Chuhuo summer, thermal demand reduces greatly, and boiler can only play the effect of process solid waste, and the water vapour produced cannot utilize, and can not play the object of its recovery energy, causes the wasting of resources; Again because this kind of boiler capacity is less than 35t/h mostly, market is difficult to find the turbine LP rotors matched, and steam turbine exists steam quality requirement high, operation expense is high, the problems such as little unit generation efficiency is low, cannot effectively utilize superfluous water vapour to generate electricity.So boiler will be forced to stop production and periodically take other solid waste processing modes, cause energy waste, and economic benefit reduces greatly.The existence of this problem has had a strong impact on popularization and use that organic solid castoff boiler uses technology.
The Chinese invention patent of application number CN201310139584.6 discloses a kind of processing method of organic solid castoff, put in composite circulation fluidizing bed boiler by processed organic solid castoff and burn, working-medium water is heated into hot water or water vapour by the heat energy produced.This mode treating capacity is large, and treatment effect is good, but can not solve the matching problem of boiler treating capacity and required heat energy, excess steam or hot water cannot be utilized, cause huge energy waste.
Therefore, on the Chinese invention patent basis of application number CN201310139584.6, research and develop a kind of novel organic solid castoff energy cogeneration application system and utilize improving of technology and the raising of efficiency of energy utilization to be significant to organic solid castoff burning.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, coordinate little steam output in conjunction with expansion power generator, the boiler of low parameter has higher generating efficiency and the larger advantage of load variations scope, propose a kind of novel organic solid castoff energy cogeneration application system.
The present invention is achieved through the following technical solutions: a kind of organic solid castoff energy cogeneration application system, comprises boiler, electricity generating device, heat-exchanger rig, cooling unit; Be connected by the first pipeline between boiler with electricity generating device; Connected by second pipe between electricity generating device and heat-exchanger rig, second pipe is provided with the first valve; Connected by the 3rd pipeline between electricity generating device and cooling unit, the 3rd pipeline is provided with the second valve; Connected by the 4th pipeline between heat-exchanger rig and boiler; Connected by the 5th pipeline between cooling unit and boiler.
Preferably, boiler is composite circulation fluidizing bed boiler.Composite circulation fluidizing bed boiler is the steam boiler of low parameter, little steam output, and the solid waste that both can produce in process for producing reality, can produce water vapour again, for the production of, heat supply.
Preferably, electricity generating device is expansion power generation unit.By regulating the load of expansion power generation unit, under the prerequisite preferentially meeting actual thermal demand, utilizing excessive heat energy power-generating, realizing cogeneration of heat and power.According to reality energy demand, regulate the load of expansion power generation unit, efficiency utilization water vapour, and realize completely autonomous heat supply, cogeneration.
Preferably, heat-exchanger rig is heat exchanger.
Preferably, cooling unit is cooling tower.
Preferably, application system also comprises grid-connection cabinet and control cabinet.Expansion power generation unit institute electricity is personal or sale after grid-connection cabinet and control cabinet regulate.
Preferably, use organic solid castoff as main fuel, organic solid castoff refers to the dregs of a decoction, slime, municipal sludge, printing and dyeing sludge, paper mill sludge etc.These organic solid castoff lower calorific values, high harm.Take organic solid castoff as fuel, drop into composite circulation fluidizing bed boiler combustion and utilize, produce water vapour, realize solid waste reducing, resource, recovery energy.
The invention also discloses the using method of above-mentioned organic solid castoff energy cogeneration application system, comprise the steps:
The first step, prepares fuel;
Second step, drops into composite circulation fluidizing bed boiler burning, produces steam by fuel;
3rd step, steam enters the acting of expansion power generation unit, drives the generating of expansion power generation unit; Institute's electricity is personal or sale after grid-connection cabinet and control cabinet regulate;
4th step, regulates the steam that in the 3rd step, expansion power generation unit is discharged to enter heat exchanger heating circulation water for heating, for user's heat according to heating load;
5th step, returns boiler after remaining steam enters cooling tower condensation in the 4th step, recycles.
The invention has the beneficial effects as follows: the one provided novel organic solid wasted energy source heat-transmission CCHP application system is improved prior art, can realize organic solid castoff minimizing, resource, recovery energy.Expansion power generation unit can adapt to the change of user by energy situation completely, under the prerequisite of satisfied heat energy, by remaining heat energy acting generating, substantially increases energy utilization rate, increases economic benefit.Comparatively medium and small gas turbine group, expansion power generation unit has that efficiency is high, reliability is strong, load regulation scope is wide, capital construction and the advantage such as human cost is low, can reduce costs, increase economic benefit.
Accompanying drawing explanation
Fig. 1 is the organic solid castoff energy cogeneration application system process route chart of a preferred embodiment of the present invention.
Embodiment
A kind of organic solid castoff energy cogeneration application system as shown in Figure 1, comprises boiler 1, electricity generating device 2, heat-exchanger rig 3, cooling unit 4; Be connected by the first pipeline 21 between boiler 1 with electricity generating device 2; Connected by second pipe 22 between electricity generating device 2 and heat-exchanger rig 3, second pipe 22 is provided with the first valve 31; Connected by the 3rd pipeline 23 between electricity generating device 2 and cooling unit 4, the 3rd pipeline 23 is provided with the second valve 32; Connected by the 4th pipeline 24 between heat-exchanger rig 3 and boiler 1; Connected by the 5th pipeline 25 between cooling unit 4 and boiler 1.As required, grid-connection cabinet 5, control cabinet 6 can also be comprised.Boiler 1 is composite circulation fluidizing bed boiler preferably, and electricity generating device 2 is expansion power generation unit preferably, heat-exchanger rig 6 preferred heat exchanger, and cooling unit 5 is cooling tower preferably.
Organic solid castoff energy cogeneration application system uses lower calorific value, the high organic solid castoff endangered as dyestuff, includes but not limited to the dregs of a decoction, slime, municipal sludge, printing and dyeing sludge, paper mill sludge etc.Organic solid castoff drops into boiler 1 and burns after carrying out pretreatment, the steam of generation enters electricity generating device 2 and to do work generating, and institute generate electricity can after grid-connection cabinet 5, control cabinet 6 adjustment, the energy that generates electricity can use by oneself or sell.The steam of discharging from electricity generating device 2 regulates through the first valve 31, make appropriate steam enter heat-exchanger rig 3 and heat circulation water for heating to user 7 heat supply, remaining steam cools Posterior circle through cooling unit 4 and utilizes, and the steam flow entering cooling unit 4 regulates by the second valve 32.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technician in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technological scheme of logical analysis, reasoning, or a limited experiment.
Claims (8)
1. an organic solid castoff energy cogeneration application system, is characterized in that, described application system comprises boiler, electricity generating device, heat-exchanger rig, cooling unit; Be connected by the first pipeline between described boiler with described electricity generating device; Connected by second pipe between described electricity generating device and described heat-exchanger rig, described second pipe is provided with the first valve; Connected by the 3rd pipeline between described electricity generating device and described cooling unit, described 3rd pipeline is provided with the second valve; Connected by the 4th pipeline between described heat-exchanger rig and described boiler; Connected by the 5th pipeline between described cooling unit and described boiler.
2. a kind of organic solid castoff energy cogeneration application system according to claim 1, it is characterized in that, described boiler is composite circulation fluidizing bed boiler.
3. a kind of organic solid castoff energy cogeneration application system according to claim 1, it is characterized in that, described electricity generating device is expansion power generation unit.
4. a kind of organic solid castoff energy cogeneration application system according to claim 1, it is characterized in that, described heat-exchanger rig is heat exchanger.
5. a kind of organic solid castoff energy cogeneration application system according to claim 1, it is characterized in that, described cooling unit is cooling tower.
6. a kind of organic solid castoff energy cogeneration application system according to claim 1, it is characterized in that, described application system also comprises grid-connection cabinet and control cabinet.
7. a kind of organic solid castoff energy cogeneration application system according to claim 1, it is characterized in that, described organic solid castoff refers to one or more composition mixtures among the dregs of a decoction, slime, municipal sludge, printing and dyeing sludge, paper mill sludge.
8. a using method for organic solid castoff energy cogeneration system, is characterized in that, described using method comprises the steps:
The first step, prepares fuel;
Second step, drops into composite circulation fluidizing bed boiler burning, produces steam by described fuel;
3rd step, described steam enters the acting of expansion power generation unit, drives described expansion power generation unit to generate electricity; Personal or sale after institute's electricity is regulated by grid-connection cabinet and control cabinet;
4th step, regulates the steam that in the 3rd step, expansion power generation unit is discharged to enter heat exchanger Heating Cyclic water, for user's heat according to heating load;
5th step, returns boiler after remaining steam enters cooling tower condensation in the 4th step, recycles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510141154.7A CN104819019A (en) | 2015-03-27 | 2015-03-27 | Organic solid waste energy co-generation application system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510141154.7A CN104819019A (en) | 2015-03-27 | 2015-03-27 | Organic solid waste energy co-generation application system |
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| CN104819019A true CN104819019A (en) | 2015-08-05 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101240909A (en) * | 2008-03-19 | 2008-08-13 | 清华大学 | Steam jet type heat pump heat distribution system for recovering thermal power plant condensing residual heat |
| CN103147945A (en) * | 2013-02-07 | 2013-06-12 | 华北电力大学（保定） | Solar power and biomass power complementing organic Rankine cycle cogeneration system |
| CN103216823A (en) * | 2013-04-22 | 2013-07-24 | 上海交通大学 | Technology and system for optimizing clean combustion of coal washing slurry composite circulating fluidized bed |
| CN103557518A (en) * | 2013-10-14 | 2014-02-05 | 上海交通大学 | Organic working medium boiler for coal washery sludge combustion |
| CN103670970A (en) * | 2013-12-05 | 2014-03-26 | 东南大学 | Combined cooling, heating and power device and method for gradient utilization of solar energy |
| CN203742831U (en) * | 2014-01-27 | 2014-07-30 | 远大能源利用管理有限公司 | Combined cooling-heating-power cogeneration system |
-
2015
- 2015-03-27 CN CN201510141154.7A patent/CN104819019A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101240909A (en) * | 2008-03-19 | 2008-08-13 | 清华大学 | Steam jet type heat pump heat distribution system for recovering thermal power plant condensing residual heat |
| CN103147945A (en) * | 2013-02-07 | 2013-06-12 | 华北电力大学（保定） | Solar power and biomass power complementing organic Rankine cycle cogeneration system |
| CN103216823A (en) * | 2013-04-22 | 2013-07-24 | 上海交通大学 | Technology and system for optimizing clean combustion of coal washing slurry composite circulating fluidized bed |
| CN103557518A (en) * | 2013-10-14 | 2014-02-05 | 上海交通大学 | Organic working medium boiler for coal washery sludge combustion |
| CN103670970A (en) * | 2013-12-05 | 2014-03-26 | 东南大学 | Combined cooling, heating and power device and method for gradient utilization of solar energy |
| CN203742831U (en) * | 2014-01-27 | 2014-07-30 | 远大能源利用管理有限公司 | Combined cooling-heating-power cogeneration system |
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Application publication date: 20150805 |