CN101842169A

CN101842169A - Method of desalting organic waste, process for producing biomass, and biomass fuel

Info

Publication number: CN101842169A
Application number: CN200880114217A
Authority: CN
Inventors: 齐藤兼广; 冈幸夫
Original assignee: Sumitomo Osaka Cement Co Ltd
Current assignee: Sumitomo Osaka Cement Co Ltd
Priority date: 2007-10-31
Filing date: 2008-10-30
Publication date: 2010-09-22
Also published as: TWI452018B; JP5617242B2; JPWO2009057713A1; TW200925122A; WO2009057713A1

Abstract

A method of desalting a high-water-content organic waste which comprises, e.g., livestock feces including livestock excrements such as pig dung, cow dung, or fowl droppings and which contains a large amount of water. Also provided are: a process for producing a biomass fuel; and a biomass fuel. A high-water-content organic waste discharged from an excretion source (1) is treated with desalting facilities (2) to give a dechlorinated organic waste having a chlorine concentration of 4,000 ppm or lower and a water content of 90 mass% or lower. Subsequently, a water content regulator is added to the waste in water-content regulation facilities (21) of biomass fuel production facilities (3) to regulate the water content to 70 mass% or lower. The dechlorinated organic waste is then fermented in a fermentation tank (22) and thermally dried with the heat of fermentation which generates in the course of this fermentation. Thus, a dried dechlorinated organic waste having a chlorine concentration of 4,000 ppm or lower and a water content of 40 mass% or lower is obtained.

Description

The dechlorination method of organic waste, the manufacture method of living beings and biomass fuel

Technical field

The present invention relates to the dechlorination method of organic waste, the manufacture method and the biomass fuel of living beings.

More specifically, relate to the dechlorination method that reduction contains cattle waste or castoff etc. and contains chlorine gas concentration contained in the high-moisture percentage organic waste of large quantity of moisture.And relate to by above-mentioned high-moisture percentage organic waste and make the method for biomass fuel and the biomass fuel that obtains thus.

The application requires the priority of Japanese patent application 2008-91648 number of Japanese patent application 2007-283236 number of on October 31st, 2007 application and 2007-283237 number and application on March 31st, 2008, and its content is introduced in this specification.

Background technology

In the past, comprise the cattle waste of domestic animals manures such as pig manure, cow dung, chicken manure or in department store, supermarket, convenience store, eating house etc. the discarded castoffs such as remaining packed meal or various leftovers of selling generally utilize with the state as fertilizer sources of original state or fermentation.

Yet sneaking into from the moisture content of the moistening family animal manure of the washings of discharges such as pig house or urine is 85%～95%, is difficult to directly become compost.Therefore, need dehydration and moisture content is reduced to laggard windrow extensive use of chemical fertilizer below 80%.But needing will be innoxious by the sewage that dehydration is discharged.In addition, existence obtains compost and needs big drainage treatment equipment or spacious various problems such as place for the mud after dehydration.

Therefore, for eliminating these problems, proposed: need not to become the sewage of secondary public hazards reason, the composting treatment method of the tame animal manure that mud etc. are discharged outside system or treatment facility (patent documentation 1,2), to carry out processed and the processing method (patent documentation 3) of liquid-solid separation from the excrement and urine waste (comprising floor-scrubbing water) that animal house is discharged, mix low-moisture indirect material containing in the waste of organic matter of moisture and make it fermentation containing, and from the mixture after this fermentation separation indirect material and obtain the method (patent documentation 4) of compost formed material, when the urine sewage of the domestic animal of discharging from animal house is carried out purified treatment resulting mud etc. become compost and carry out charing to handle and the livestock waste treatment system (patent documentation 5) utilized again as soil improvement material etc.

On the other hand, also proposed to effectively utilizing energy with organic wastes such as containing cattle waste or castoff, under reduced pressure, animal manure is soaked in the oil of uniform temperature, oil expression afterwards obtains solids, and the turning sludge into fuel method (patent documentation 6) of the animal manure that this solids is used as combustion-supporting material etc.

In addition, cattle waste or castoff also reduce volume and with the grey as fertilizer sources utilization of resulting incineration by incinerating sometimes in incinerator etc.

Particularly in recent years, the standardization method of the management by implementing relevant cattle waste, can predict the cattle waste that major part comprises domestic animals manure and can become fertilizer, but then, the total amount of being inclined to employed fertilizer because of the minimizing of farmland also has the tendency of minimizing.Therefore, for effectively utilizing organic wastes such as cattle waste or castoff, the diversification of the purposes beyond the fertilizer becomes the task of top priority, and utilizing as energy also is one of them.

Generally, cattle waste has golf calorific value under the low-water-content state below the 40 quality %.For reaching this low-water-content state, need the heat drying of long air dry or use fossil fuel, carrying out also not carrying out on the whole though therefore utilize in a few part as energy.

Energy utilization as present ongoing cattle waste; have: the fuel of chicken manure as generating or discarded object boiler is used; perhaps making the fecaluria of ox or pig carry out methane fermentation and produce with the methane gas is the biogas of principal component, and this biogas acted as a fuel uses etc.

Propose to be used for effectively utilizing the various methods or the device of organic wastes such as such cattle waste or castoff, for example, proposed following scheme.

(1) between the dry retort of the hot-blast stove that possesses steam pipe and combustion chamber and multi-stag, sets the circulatory system that produces steam, hydrous waste handled things such as chicken manure, tame animal manure are generated the method (patent documentation 7) of carbide and calcination when thermal source is circulated in closed system.

In the method, but by reclaiming carbide from dry retort, reclaim calcination from hot-blast stove and simultaneously the carbide of secondary utilization and calcination are carried out resource and reclaim, and realize saving the propelling of resource and nuisancelessization.

(2) have the drying machine that makes the animal manure drying, the animal manure of drying is separated into the seperator of granule and big grain, the dry animal manure of the granule that separated is carried out the incinerator of incineration process and will the dry animal manure fragmentation that finishes makes metal species sneak into that impurity exposes and remove the dry incinerating apparatus (patent documentation 8) of animal manure of this band magnetite swing type of sneaking into impurity sieve by magnetite.

In this device, by simply easily removing metal species impurity such as the stone of sneaking in the animal manure raw material, metal, will result from the failure prevention of machinery of metal species impurity, and effectively utilize the heat that produces by this animal manure of incineration process in possible trouble.

Patent documentation 1: Japanese Patent Publication 63-52000 communique

Patent documentation 2: Japanese Patent Publication 63-15040 communique

Patent documentation 3: Japanese kokai publication hei 1-297195 communique

Patent documentation 4: TOHKEMY 2000-72577 communique

Patent documentation 5: Japanese kokai publication hei 11-77095 communique

Patent documentation 6: Japanese kokai publication hei 10-121074 communique

Patent documentation 7: TOHKEMY 2004-330092 communique

Patent documentation 8: TOHKEMY 2005-156085 communique

The fecaluria of pig or ox the reason that is difficult to carry out the energy utilization is that moisture content height to 85%～95%, chlorinity are also high all the time.

For example, sneak into moisture content height to 85%～95% of organic waste of the high-moisture percentage of the washings of discharging from pig house etc. or urine, chlorinity is also high.If this high-moisture percentage organic waste is handled with existing system, then the moisture content of resulting handled thing is also high to 40%～60%.Thereby the handled thing that will have so high moisture content acts as a fuel when using, and the heat energy that is produced during burning is seized by the evaporation latent heat of moisture, thereby has the problem of the effective utilization that is difficult to realize energy.

In addition, in prior biological matter fuel, there is fluctuation (20～50%) and contains cohesion piece (10mm～100mm) according to the different water cut rate in each generation source, each season, so quality instability that acts as a fuel, consequently act as a fuel to stablize and guarantee effective caloric value (more than the 3200cal/kg) very big problem is arranged as industrial fuel.

And, there is following problem: when the fecaluria of the pig that chlorinity is high, ox, chicken etc. is put in the burner, owing to this chlorine component makes burner corrosion, perhaps produce the low melting point chloride and exist in the danger that various faults such as obstruction take place at each position such as pipe arrangement.

And, there is following problem: even will dry back moisture content still high fecaluria to 40%～60% pig, ox, chicken etc., act as a fuel when for example putting in the cement calcination equipment, the heat energy that is produced during burning is seized by the evaporation latent heat of moisture contained in the fecaluria, be difficult to realize effective utilization of the energy that acts as a fuel, and exist chlorine component in the fecaluria to be blended in the clinker and the danger that cement quality is descended.

In addition, because the danger that chlorine component in the fecaluria makes fault such as cement calcination equipment corrosion exist to take place, so there is the danger that the operation of cement is brought bad influence.

Like this, present situation is exactly for various reasons, and it is not smooth in the effective utilization progress as the energy of interior organic waste to comprise cattle waste or castoff etc.

Summary of the invention

The present invention finishes for solving above-mentioned problem, its purpose is, a kind of dechlorination method of high-moisture percentage organic waste is provided, the manufacture method of living beings and biomass fuel, the dechlorination method of described high-moisture percentage organic waste comprises pig manure by containing, cow dung, the cattle waste of domestic animals manures such as chicken manure, sell castoffs such as remaining packed meal or various leftovers etc., and contain chlorine contained in the high-moisture percentage organic waste of large quantity of moisture and/or chloride and effectively remove and obtain the dechlorination organic waste, can realize the effective utilization as the energy, the fuel that can be used as cement calcination equipment in addition effectively utilizes.

Another object of the present invention is, the fluctuation that reduces moisture content in a kind of chlorine gas concentration of the high-moisture percentage organic waste by containing large quantity of moisture in reduction and the moisture content, the manufacture method that can guarantee the biomass fuel of golf calorific value are provided, and chlorine gas concentration and moisture content is low and the fluctuation of moisture content is also little, can guarantee the biomass fuel of golf calorific value.

The inventor is for solving the result that above-mentioned problem studies intensively repeatedly, following 4 points have been found, thereby finished the present invention, promptly, when removal contains chlorine contained in the high-moisture percentage organic waste of any one or two kinds of cattle waste, castoff and/or chloride, if remove chlorine and/or the chloride that is contained, then can obtain the chlorine gas concentration utmost point and be low to moderate the following dechlorination organic waste of 4000ppm by this high-moisture percentage organic waste is carried out processed; If resulting dechlorination organic waste is being carried out make its drying after moisture is regulated, then obtaining chlorine gas concentration is below the 4000ppm and moisture content is the following dry dechlorination organic wastes of 40 quality %; Resulting dry dechlorination organic waste can be used as the biomass fuel equal energy source, and the biomass fuel that further can be used as cement calcination equipment effectively utilizes; The danger that does not exist resulting biomass fuel that the operation or the cement quality of cement calcination equipment brought bad influence.

Promptly, for achieving the above object, the invention provides a kind of dechlorination method of organic waste, be used for removing contained chlorine and/or the chloride of at least a organic waste that contains cattle waste and castoff, it is characterized in that, possess and be used for removing contained chlorine of this organic waste and/or chloride, obtaining chlorine gas concentration is the processed operation of the following dechlorination organic waste of 4000ppm.

Resulting dechlorination organic waste can be used as the extremely low biomass fuel of chlorine gas concentration and effectively utilizes.

And, because chlorine gas concentration is extremely low, even,, do not have the danger that the operation or the quality of cement are brought bad influence even when putting into this dechlorination organic waste in the cement calcination equipment so in burner etc., there is not the danger of the faults such as obstruction that corrosion or pipe arrangement etc. take place yet yet.

In above-mentioned dechlorination method, preferably before described processed operation, possess by described organic waste being put into it more than equivalent and in 20 times of water below the amount or drop in the described water and stir, obtain making described organic waste in described water, to spread and make the operation of the mud that chlorine contained in the described organic waste and/or chloride dissolve in described water.

By making mud, can make chlorine gas concentration extremely low.Thus, can especially be reduced in the danger that the faults such as obstruction of corrosion or pipe arrangement etc. take place in dechlorination device or the burner etc.

In above-mentioned dechlorination method, the moisture content of preferred described organic waste is more than the 60 quality %.

Therefore by the moisture content that makes this organic waste is more than the 60 quality %, and chlorine and/or chloride contained in the organic waste are effectively removed by being dissolved in water, can be easily and obtain the extremely low dechlorination organic waste of chlorine gas concentration at an easy rate.

In above-mentioned dechlorination method, the moisture content of preferred described dechlorination organic waste is below the 90 quality %.

By the moisture content that makes this dechlorination organic waste is below the 90 quality %, even under the situation of burning, the phenomenon that the heat energy that is produced when also not having burning is seized by the evaporation latent heat of moisture contained in the dechlorination organic waste can realize effective utilization of heat energy.

And, for achieving the above object, the invention provides a kind of method of manufacturing first biomass fuel, make biomass fuel by at least a organic waste that contains in cattle waste and the castoff, wherein, possess: the processed operation of organic waste is used for removing contained chlorine of above-mentioned organic waste and/or chloride and obtains the dechlorination organic waste; Moisture content is regulated operation, by resulting dechlorination organic waste being carried out at least a processing in drying or heat drying and the interpolation moisture adjusting material, moisture content is adjusted to below the 80 quality %; With fermentation dried operation, make the dechlorination fermentation of organic wastes after moisture content is regulated, and utilize the fermentation fever that produces during the fermentation, and this first biomass fuel is that chlorine gas concentration is below the 4000ppm and moisture content is the following dry dechlorination organic wastes of 40 quality %.

Even, do not have the danger that the operation or the quality of cement are brought bad influence resulting dry dechlorination organic waste being acted as a fuel when putting in the cement calcination equipment yet.

In above-mentioned manufacture method, preferably after the fermentation dried operation of described dechlorination organic waste, also possess: make the fermentation dried dechlorination organic waste drying or the drying process of heat drying.

After making this dechlorination fermentation of organic wastes drying, by further making it drying or heat drying, resulting dry dechlorination organic waste is compared with the dry dechlorination organic waste that only utilizes fermentation fever, have golf calorific value, can be used as the higher biomass fuel of efficiency of combustion and effectively utilize.

Especially, owing to moisture content is low to moderate below the 40 quality %, and the fluctuation of moisture content is also little, so can guarantee golf calorific value.

And, for achieving the above object, the invention provides a kind of method of manufacturing second biomass fuel, make biomass fuel by at least a organic waste that contains in cattle waste and the castoff, wherein, possess: the processed operation of organic waste is used for removing contained chlorine of above-mentioned organic waste and/or chloride and obtains the dechlorination organic waste; And drying process, utilize natural energy to make resulting dechlorination organic waste drying or heat drying, and this second biomass fuel is that chlorine gas concentration is below the 4000ppm and moisture content is the following dry dechlorination organic wastes of 40 quality %.

The chlorine gas concentration of resulting dry dechlorination organic waste is extremely low and have golf calorific value, can be used as the high biomass fuel of efficiency of combustion and effectively utilizes.

And, even, do not have the danger that the operation or the quality of cement are brought bad influence should drying dechlorination organic waste acting as a fuel when putting in the cement calcination equipment yet.

In the manufacture method of above-mentioned second biomass fuel, preferably behind the drying process of described dechlorination organic waste, also possess: make the dry dechlorination organic waste drying or the drying process of heat drying.

In above-mentioned first and second manufacture method, preferably after with described dechlorination organic waste drying or heat drying, carry out at least a processing in classification processing, pulverization process and the break process.

The dechlorination organic waste has bigger shapes such as spherical, block, tabular usually behind drying or heat drying.Therefore, carry out any one or two or more processing in classification, pulverizing, the fragmentation, can access the powder body of the high desirable shape of efficiency of combustion by dechlorination organic waste to drying or heat drying.

In above-mentioned first and second manufacture method, preferably before described dehydration procedure, possess:, obtain making described organic waste in described water, to spread and make the operation of the mud that chlorine contained in the described organic waste and/or chloride dissolve in described water by described organic waste being put into it more than equivalent and in 20 times of water below the amount or drop in the described water and stir.

In above-mentioned second manufacture method, preferred described natural energy is at least a in wind-force and the solar energy.

Can not use fossil fuel and carry out heat drying, so energy-saving effect is big, and carrying capacity of environment also diminishes.

In above-mentioned first and second manufacture method, the further drying process behind the fermentation procedure of preferred described dechlorination organic waste utilizes the used heat of manufacturing equipment.

The equipment that can illustration for example uses resulting biomass fuel at this said manufacturing equipment.More specifically can illustration as cement making equipment of cement calcination equipment etc.Certainly, when the biomass-making manufacturing apparatus produces waste heat, also it can be used in drying process as used heat.

In above-mentioned first and second manufacture method, the moisture content of preferred described organic waste is more than the 60 quality %.

In addition, for achieving the above object, to the invention provides the chlorine gas concentration that is obtained by above-mentioned first and second manufacture method be below the 4000ppm and moisture content is a biomass fuel below the 40 quality %.

When using even act as a fuel, the danger that the heat energy that does not also exist burning the time to be produced is seized by the evaporation latent heat of moisture contained in the biomass fuel, thus can realize effective utilization of the energy that acts as a fuel.

And, because chlorine gas concentration is extremely low, even so in burner etc., there is not the danger of the faults such as obstruction that corrosion or pipe arrangement etc. take place yet, even and in putting into cement calcination equipment the time, there is not the danger that the operation or the quality of cement are brought bad influence yet.

In above-mentioned biomass fuel, preferred average grain diameter is below the 10mm.Not comprising becomes the aggegation of existing issue piece, can improve efficiency of combustion.

The effect of invention

According to the dechlorination method of organic waste of the present invention, can be easily and obtain the extremely low dechlorination organic waste of chlorine gas concentration at an easy rate.

And, because chlorine gas concentration is extremely low, so even in burner etc., also can prevent to corrode or the faults such as obstruction of pipe arrangement etc.And,, do not have the danger that the operation or the quality of cement are brought bad influence even this dechlorination organic waste is put in the cement calcination equipment yet.

According to the manufacture method of first biomass fuel of the present invention, can be easily and to obtain chlorine gas concentration at an easy rate extremely low and have a dry dechlorination organic waste of golf calorific value.Thereby, can will should effectively utilize as the high biomass fuel of efficiency of combustion by drying dechlorination organic waste.

And, be in the efficiency of combustion that keeps cement kiln, can confirm the minimizing of coal input amount, and not influence operation or cement quality with the act as a fuel result of kiln afterbody of the cement kiln of putting into cement calcination equipment of this drying dechlorination organic waste.

According to the manufacture method of second biomass fuel of the present invention, can be easily and to obtain chlorine gas concentration at an easy rate extremely low and have a dry dechlorination organic waste of golf calorific value.And, owing to do not need to make the operation of dechlorination fermentation of organic wastes, so there is not the thermal loss of the organic waste in the sweat itself.Thereby, can will should effectively utilize as the high biomass fuel of efficiency of combustion by drying dechlorination organic waste.

According to biomass fuel of the present invention, even in burner etc., also can prevent to corrode or the faults such as obstruction of pipe arrangement etc., with the act as a fuel result of kiln afterbody of the cement kiln of putting into cement calcination equipment of this biomass fuel be, in the efficiency of combustion that keeps cement kiln, the minimizing of coal input amount be can confirm, and operation or cement quality do not influenced.

Description of drawings

Fig. 1 is the schematic diagram of manufacturing equipment of dechlorination/biomass fuel of the high-moisture percentage organic waste of expression an embodiment of the invention.

Fig. 2 is the schematic diagram of manufacturing equipment of dechlorination/biomass fuel of the high-moisture percentage organic waste of expression another embodiment of the present invention.

Fig. 3 is the schematic diagram of manufacturing equipment of dechlorination/biomass fuel of the high-moisture percentage organic waste of expression another embodiment of the present invention.

Among the figure: 1-discharges the source, 2-dechlorination equipment, the manufacturing equipment of 3-biomass fuel, groove of 11-, liquid-solid separator of 12-, 13-regulating tank, aeration tank of 14-, 15-secondary liquid-solid separator, 16-secondary aeration tank, 17-film soaking compartment, the 18-dehydration treatment equipment, 19-handles water receiving tank, 21-moisture conditioning equipment, 22-fermentation tank, 23-drying device, the 24-pulverizer, 25-safe-deposit vault, 201-dissolving tank, the 202-dewaterer, 203-drying equipment, 204-drying machine, the 205-pulverizer, 206-drain treatment apparatus, 321-sun dehydration equipment, the 322-Zymolysis Equipment, the 324-drying equipment, 325-pulverizer, 326-safe-deposit vault

The specific embodiment

Based on accompanying drawing the dechlorination method of organic waste of the present invention, the manufacture method of biomass fuel and the best mode of biomass fuel are described.

In addition, present embodiment is for specifying that the aim of understanding invention is better carried out, if do not specify, then is not to be used to limit the present invention.

First embodiment

Fig. 1 is the schematic diagram of the manufacturing equipment of dechlorination/biomass fuel of using in the manufacture method of the dechlorination method of organic waste of expression an embodiment of the invention and biomass fuel.

In Fig. 1, the 1st, the discharge source, the 2nd of discharge organic waste, the dechlorination equipment, the 3rd of high-moisture percentage organic waste, the manufacturing equipment of biomass fuel.

At this, organic waste is meant that moisture content is more than the 60 quality %, more preferably more than the 70 quality %, and the above organic waste of 80 quality % more preferably.For example, can enumerate: domestic animals manure such as the pig manure urine of being discharged when comprising, cow dung urine, chicken manure urine by animal houses such as washing washing pig house, cowshed, hen houses and in a large number washings contain excreta processing water; The food of being discharged when comprising the cutlery box that uses by washing washing or containers for food use and the castoff that contains of big water gaging are handled water etc.These are according to its purposes or needs can only use a kind of or it is two or more to mix use.

Discharge source 1 is the source of discharging above-mentioned organic waste, for example, can enumerate: the excreta that discharge will comprise pig manure or urine washs the pig house that excreta is handled water that contains that obtains by washing, the excreta that discharge will comprise cow dung or urine washs the cowshed that excreta is handled water that contains that obtains by washing, discharge is washed the animal houses such as hen house that excreta is handled water that contain that obtain with chicken coop etc. by washing, discharge will be in department store, the supermarket, the castoff that convenience store etc. are discarded or its container etc. wash the food waste treatment facility etc. that castoff is handled water that contains that obtains by washing.

The high-moisture percentage organic waste of discharging from these each facilities can mix two or more according to its purposes.

Dechlorination equipment 2 is to be used for possessing: a groove 11 that accumulates the high-moisture percentage organic waste the 1 high-moisture percentage organic waste of discharging carries out the equipment that dechlorination is handled from the discharge source, a liquid-solid separator 12 that possesses sieve with the liquid-solid separation of this high-moisture percentage organic waste etc., accumulate a mud (aqueous solution) that produces by liquid-solid separation and regulate the regulating tank 13 of flow, this mud is carried out an aeration tank 14 of an aeration processing, the secondary liquid-solid separator 15 that possesses the sieve etc. of the liquid-solid separation of mud after aeration handled, the secondary mud (aqueous solution) that produces by this liquid-solid separation is carried out the secondary aeration tank 16 that the secondary aeration is handled, mud after this secondary aeration processing is separated into the film soaking compartment 17 of mud and processing water by the film immersion treatment, this mud is carried out processed and is separated into moisture content is dechlorination organic waste below the 80 quality % and the dehydration treatment equipment 18 of handling water, temporarily accumulate and emit the processing water receiving tank 19 of the processing water of discharging from film soaking compartment 17 and dehydration treatment equipment 18.

The manufacturing equipment 3 of biomass fuel is to be used to make the equipment that becomes fuel from the dechlorination organic waste of dechlorination equipment 2 outputs.This manufacturing equipment 3 possesses: regulate material moisture content is adjusted to moisture conditioning equipment 21 below the 80 quality % by add moisture in the dechlorination organic waste, make moisture content be adjusted to the following dechlorination fermentation of organic wastes of 80 quality %, and utilize the fermentation fever that in this sweat, is produced to make it dry, thereby obtaining chlorine gas concentration is below the 4000ppm and moisture content is the fermentation tank 22 of the following dry dechlorination organic waste of 40 quality %, dispose side by side with these moisture conditioning equipments 21 and fermentation tank 22, by utilize natural energy to above-mentioned dechlorination organic waste carry out drying or heat drying obtain chlorine gas concentration for below the 4000ppm and moisture content be the drying device 23 of the dry dechlorination organic waste below the 40 quality %, have by dry dechlorination organic waste and carry out classification the solid shape of taking out from fermentation tank 22 or drying device 23, pulverize, in the fragmentation any one or two or more processing become the pulverizer 24 of the following granular grading function of diameter 10mm, with will be from fermentation tank 22, the safe-deposit vault 25 that the dry dechlorination organic waste that more than one device is discharged in drying device 23 and the pulverizer 24 is selected by specification or kind and taken care of.

At this, utilize the drying of natural energy to be meant drying of utilizing wind-force etc.And, the heat drying that utilizes the heat drying of natural energy to be meant to utilize solar energy and with heat drying of solar energy and wind-force etc.

As fermentation tank 22, be fit to use vertical closed fermentation tank, horizontal open type fermented groove, horizontal open compost house etc.And as drying device 23, suitable use utilizes the sun dehydration device of solar energy and wind-force etc.And,, be fit to use automatic mortar, bruisher, kneader, roller mill etc. as pulverizer 24.

In addition, moisture conditioning equipment 21 also can possess and will be added with the dechlorination organic waste drying of moisture adjusting material or the heat drying mechanism of heat drying.By possessing heat drying mechanism, can be added with the moisture content adjusting that moisture is regulated the dechlorination organic waste of material rapidly, thus more efficient.

Secondly, the dechlorination method of high-moisture percentage organic waste and the manufacture method of biomass fuel are elaborated.

At first, based on Fig. 1 dechlorination method is elaborated.

Will be from the discharge source the 1 above-mentioned excreta that contains of discharging handle water, contain castoff and handle high-moisture percentage organic waste such as water and temporarily accumulate in the groove 11 of dechlorination equipment 2, use liquid-feeding pump (omitting diagram) etc. to put in liquid-solid separator 12, with liquid-solid filter cake (solid constituent) and the mud (aqueous solution) of being separated into of this high-moisture percentage organic waste.Then, will put in the regulating tank 13 by the mud that this liquid-solid separation produces and accumulate, and the weigh feeders such as measuring tank by regulating tank 13 import to this mud in aeration tank 14, this mud is carried out an aeration handle.

Then, the mud that uses liquid-feeding pump (omitting diagram) will carry out after this aeration is handled is put in the secondary liquid-solid separator 15, this mud separation is become filter cake (solid constituent) and secondary mud (aqueous solution), and will put in the secondary aeration tank 16 by the secondary mud that this liquid-solid separation produced, carry out the secondary aeration and handle.Then, the mud after this secondary aeration handled is put into and is carried out the film immersion treatment in the film soaking compartment 17, is separated into mud and handles water.Then, this mud is imported in the dehydration treatment equipment 18, carry out processed.

Thus, the high-moisture percentage organic waste has carried out the dechlorination processing effectively by two stage liquid-solid separation, and becoming chlorine gas concentration is below the 4000ppm, is preferably below the 2000ppm, and moisture content is below the 90 quality %, is preferably the following dechlorination organic waste of 80 quality %.

Temporarily accumulate in processing water receiving tank 19 back being emitted from the processing water of this film soaking compartment 17 and dehydration treatment equipment 18 discharges.

On the other hand, the filter cake that takes out from liquid-solid separator 12 and secondary liquid-solid separator 15 respectively can be further mixes use with the low dewatered sludge of chlorine gas concentration.

And, surpass the filter cake of 4000ppm for chlorine gas concentration, can use the dechlorination equipment installed in addition etc. to carry out once more mixing use with above-mentioned dechlorination organic waste again on the basis that dechlorination handles.

Make the method (1) of biomass fuel by the high-moisture percentage organic waste

At first, the mixture of the residue dewatered sludge that will contain respectively the filter cake that takes out from liquid-solid separator 12 and secondary liquid-solid separator 15 and discharge from dehydration treatment equipment 18 is delivered to the manufacturing equipment 3 as the biomass fuel of subsequent processing, in moisture conditioning equipment 21, add moisture and regulate material, its moisture content is adjusted to below the 80 quality %, be preferably more than the 55 quality % and below the 65 quality %, more preferably more than the 55 quality % and below the 60 quality %.

At this, the moisture content of dechlorination organic waste is adjusted to the reasons are as follows below the 80 quality %: surpass under the situation of 80 quality % at moisture content, fermentation is not carried out when making the dechlorination fermentation of organic wastes in subsequent processing, therefore, can't obtain sufficient ferment effect.

In addition, the moisture content of the dechlorination organic waste of the mixture before regulating as moisture has been 80 quality % when following, does not need moisture adjusting operation.

It is by adding in the dechlorination organic waste and stirring, mix that moisture is regulated material, the moisture content that dechlorination organic waste and moisture are regulated the material monolithic amount is adjusted to the material below the 80 quality %, regulate material as this moisture, being fit to use moisture content is that 60 quality % moisture following, that be preferably below the 40 quality % is regulated material.The chlorine gas concentration that this moisture is regulated material is not special qualification, if but chlorine gas concentration is below the 4000ppm, then acts as a fuel to have chlorine gas concentration reduction effect when using, so preferred.

Regulate material as this moisture, for example can enumerate rice husk, sawdust, useless carclazyte, recycled sludge compost etc.These moisture are regulated material and can multiplely be used in combination.

In addition, regulate the method for material, also can carry out moisture and regulate by utilizing natural energies such as solar energy to carry out drying or heat drying except adding moisture.

With the moisture content that obtains like this is that dechlorination organic waste below the 80 quality % imports in the fermentation tank 22, when making this dechlorination fermentation of organic wastes, the fermentation fever that utilization produces in this sweat makes it heat drying, is that the following and moisture content of 4000ppm is the following dry dechlorination organic wastes of 40 quality % thereby obtain chlorine gas concentration.

If this drying dechlorination organic waste only carries out drying, the situation that then becomes bigger shape such as spherical, block, tabular is in the majority.Though also can be original shape according to purposes, when in cement calcination equipment etc., using etc., improve for making efficiency of combustion, use pulverizer 24 to carry out any one or two or more processing in classification, pulverizing, the fragmentation, become following granular of diameter 10mm.

Be encased in the safe-deposit vault 25 from the dry dechlorination organic waste of fermentation tank 22 or pulverizer 24 taking-ups, select, take care of by specification or kind.

The dry dechlorination organic waste that obtains like this is because the chlorine gas concentration utmost point is low to moderate below the 4000ppm, and moisture content also is low to moderate below the 40 quality %, so can be easily and obtain having the dry dechlorination organic waste of golf calorific value at an easy rate.Thereby, can will should effectively utilize as the high biomass fuel of efficiency of combustion by drying dechlorination organic waste.

The dry dechlorination organic waste that obtains like this is owing to have a golf calorific value, effectively utilizes so the kiln afterbody of cement kiln that can be by putting into cement calcination equipment etc. burn till with fuel as cement.

In addition, import to the fermentation of the dechlorination organic waste in the fermentation tank 22 by Halfway Stopping, and make dechlorination organic waste drying or the heat drying that stops this fermentation, also can obtain chlorine gas concentration is below the 4000ppm and moisture content is the following dry dechlorination organic wastes of 40 quality %.

This drying dechlorination organic waste is compared with the dry dechlorination organic waste that only utilizes fermentation fever, has golf calorific value, can be used as the higher biomass fuel of efficiency of combustion and effectively utilizes.

Make the method (2) of biomass fuel by the high-moisture percentage organic waste

At first, the dechlorination organic waste that to discharge from dehydration treatment equipment 18 (containing respectively the filter cake that takes out from liquid-solid separator 12 and secondary liquid-solid separator 15 and the dechlorination organic waste of residue dewatered sludge) is delivered to the manufacturing equipment 3 as the biomass fuel of subsequent processing, utilizes natural energy that the dechlorination organic waste is carried out drying or heat drying in drying device 23.

At this, utilize the drying of natural energy to be meant drying of utilizing wind-force etc., the heat drying that utilizes the heat drying of natural energy to be meant to utilize solar energy and with heat drying of solar energy and wind-force etc.

Thus, to become chlorine gas concentration be that the following and moisture content of 4000ppm is the following dry dechlorination organic wastes of 40 quality % to the dechlorination organic waste.

This drying dechlorination organic waste with utilize the dry same of fermentation fever, the situation that becomes bigger shape such as block or tabular is in the majority.Though also can be original shape according to purposes, when in cement calcination equipment etc., using etc., improve for making efficiency of combustion, use pulverizer 24 to pulverize or broken, become following granular of diameter 10mm.

Be low to moderate below the 4000ppm and have golf calorific value from the chlorine gas concentration of pulverizing the dry dechlorination organic waste that trough 24 takes out, and, become following granular of diameter 10mm, so kiln afterbody of cement kiln that can be by putting into cement calcination equipment etc. and burn till with fuel as cement and effectively to utilize.

By more than, the dry dechlorination organic waste that takes out from drying device 23 or pulverizer 24 is encased in the safe-deposit vault 25, by specification or kind select, keeping.

The chlorine gas concentration utmost point of the dry dechlorination organic waste that obtains like this is low to moderate below the 4000ppm, and moisture content also is low to moderate below the 40 quality %, so can be easily and obtain having the dry dechlorination organic waste of golf calorific value at an easy rate.

The dry dechlorination organic waste that obtains like this is because of having golf calorific value, so kiln afterbody of cement kiln that can be by putting into cement calcination equipment etc. and burn till with fuel as cement and effectively to utilize.

Biomass fuel

The biomass fuel of present embodiment is to remove contained chlorine and/or chloride in the above-mentioned high-moisture percentage organic waste, and carry out the biomass fuel that drying, heat drying or fermentation form, its chlorine gas concentration is preferably below the 4000ppm, more preferably below the 2000ppm, more preferably below the 1000ppm.

And moisture content is preferably below the 40 quality %, more preferably below the 30 quality %, more preferably below the 20 quality %.

This biomass fuel can be by being carried out drying or heat drying or fermentation by the filter cake that above-mentioned dechlorination organic waste constitutes, and carry out any one or two or more processing in classification, pulverizing, the fragmentation as required, forming chlorine gas concentration and be the following and moisture content of 4000ppm is that the following dry dechlorination organic waste of 40 quality % obtains.

In addition, if should drying dechlorination organic waste use crushing mechanism such as kneader, roller mill for example to be broken into following granular of diameter 10mm, then efficiency of combustion improves, so preferred.

As described above, according to the dechlorination method of the high-moisture percentage organic waste of this first embodiment, can be easily and obtain the extremely low dechlorination organic waste of chlorine gas concentration at an easy rate.

And, because chlorine gas concentration is extremely low, so even in burner etc., also can prevent to corrode or the faults such as obstruction of pipe arrangement etc.And, do not have the danger that the operation or the quality of cement are brought bad influence in the cement calcination equipment even this dechlorination organic waste put into yet.

According to the manufacture method of the biomass fuel of first embodiment, can be easily and to obtain chlorine gas concentration at an easy rate extremely low and have a dry dechlorination organic waste of golf calorific value.Thereby, can will should effectively utilize as the high biomass fuel of efficiency of combustion by drying dechlorination organic waste.

Biomass fuel according to first embodiment, making chlorine gas concentration is that 4000ppm is following and to make moisture content be below the 40 quality %, even so in burner etc., also can prevent to corrode or the faults such as obstruction of pipe arrangement etc., even when putting into this biomass fuel in the cement calcination equipment, there is not the danger that the operation or the quality of cement are brought bad influence in the danger that does not yet exist efficiency of combustion to reduce yet.

Second embodiment

Further, based on Fig. 2 the dechlorination method of the preferred organic waste of the present invention, the manufacture method and the biomass fuel of biomass fuel are elaborated.

Fig. 2 is the dechlorination schematic representation of apparatus of using in the dechlorination method of organic waste of expression present embodiment, in the drawings, the 201st, dissolving tank, the 202nd, dewaterer, the 203rd, drying equipment, the 204th, drying machine, the 205th, pulverizer, the 206th, drain treatment apparatus.

Dissolving tank 201 is so long as further stir by organic waste being put in the water that is accumulated or by dropping into the back, the groove that chlorine contained in this organic waste and/or chloride are dissolved in water and become mud gets final product, and the inner surface at least of preferred groove is by chlorine contained in the organic waste and/or chloride are had the groove that corrosion proof metal, for example stainless steel etc. constitute.For example, the sealed or open dissolving tank that possesses rabbling mechanism is fit to.

Dewaterer 202 is so long as can and comprise chlorine and/or muriatic mud carries out processed and the liquid-solid filter cake (dehydration organic waste) and the dewaterer of moisture that is separated into solid shape gets final product with fine organic waste, can use various dewaterers such as filter, pressing filter, centrifugal dehydrator, screw press, especially preferably can be with the screw press of liquid-solid separation of short time.

Drying equipment 203 is filter cake (dehydration organic waste) dryings that are used to make solid shape, according to the kind of cattle waste contained in this filter cake or castoff or amount can select to utilize solar energy separately or utilize solar energy and the sun dehydration of natural wind, utilize natural wind or from the wind-force drying of the exhaust of miscellaneous equipment etc., utilize any one or two or more equipment in fermentation fever that the fermentation of organic waste follows fermentation dried.It possesses: carry out installation for fermentings such as the fermentation dried vertical stirring-type installation for fermenting of organic waste, horizontal open type fermented device and utilize solar energy, natural wind, use the sun dehydration of filter cake of dewaterer 202 processed or the housing of wind-force drying from exhaust of miscellaneous equipment etc.

In addition, when the kind of this drying equipment 203 contained cattle waste or castoff in organic waste or amount are subjected to limiting, can be only constitute by in installation for fermenting, the housing any one according to their purposes.

Drying machine 204 is moisture content of regulating with the filter cake behind drying equipment 203 sun dehydrations, the device that uses such as perhaps need when further carrying out drying with the filter cake after the dewaterer 202 liquid-solid separation, especially from can separately using use flexibility aspect dry, heat drying to consider the drying machine of preferred built-in heater according to purposes.

Pulverizer 205 is to have by the filter cake (dry organic waste) to the drying of the solid shape of taking out from drying equipment 203 (perhaps drying machine 204) to carry out the device that any one or two or more processing classification, pulverizing, the fragmentation becomes the granular grading function below the diameter 10mm, and suitable use possesses the automatic mortar, bruisher, kneader, roller mill of sieve, grader etc. etc.

Drain treatment apparatus 206 is the devices of the draining of being scheduled to from the draining of dewaterer 202 being handled and emitting the draining of handling.

The dechlorination method of organic waste

Secondly, to using this dechlorination device that the method that organic waste carries out the dechlorination processing is described.

Handle the organic waste of object as becoming dechlorination, the cattle waste of explanation and castoff etc. before can enumerating.These can according to its purposes or needs only use a kind of or it is two or more to mix use.

Then, put into the dissolving tank 201, drop into organic waste again and also stir as required with new water such as the water of scheduled volume, for example running water or from the secondary water of discharge such as dewaterer etc.It is above and 20 times below the amount that the input amount of water is preferably the equivalent of input organic waste, and more preferably 2 times of amounts are above and 10 times below the amount.

At this, the input amount of water is made as more than the equivalent of input organic waste and 20 times of reasons below the amount are, very few less than the water yield under the situation of equivalent, be difficult to make the fully stripping in water of chlorine contained in the organic waste and/or chloride, there is the danger that remains in the organic waste.On the other hand, if surpass 20 times of amounts, then hypervolia makes the draining after the stripping in water of chlorine contained in the organic waste and/or chloride need great energy in handling, and economic aspect is not preferred.

Mixing time so long as the time that is enough to make chlorine contained in the organic waste and/or chloride to be dissolved in the water get final product, usually 3 minutes～60 minutes scope.

During this stirs, organic waste miniaturization and being diffused in the water in washing, and contained chlorine and/or chloride stripping easily are in water in this organic waste, and this fine organic waste becomes the dechlorination organic waste, diffusion in water and become mud.

Then, use dewaterer 202 to dewater in this mud, form the filter cake of low-water-content as far as possible.The moisture content of this filter cake is below the 90 quality %, is preferably below the 70 quality %, more preferably below the 60 quality %.

For reducing chlorine contained in this filter cake and/or muriatic amount and reducing the employed water yield, be necessary for low-water-content.If this filter cake is a low-water-content, the heat in the time of then can making as back drying of one operation or heat drying reduces, so preferred.

This mud with dewaterer 202 press dewaterings form for by chlorine gas concentration be below the 4000ppm, moisture content is the filter cake that the dechlorination organic waste below the 90 quality % constitutes.Chlorine and/or muriatic amount contained in this filter cake are compared with the organic waste before the washing, can be reduced to below the 60 quality %.After the draining that the draining of discharging from this dewaterer 202 is scheduled to by drain treatment apparatus 204 is handled, emit to the drainage channel of outside etc.

Make the method for biomass fuel by organic waste

Below, with the method for Fig. 2 explanation by organic waste manufacturing biomass fuel.

The drying of filter cake or heat drying use drying equipment 203 to carry out sun dehydration, wind-force drying, any one or combination in fermentation dried are carried out two or more.

For example, above-mentioned filter cake is encased in the drying equipment 203, with the sun dehydration that utilizes natural energy such as solar energy, utilize natural energy such as wind-force or from the wind-force drying of the exhaust of miscellaneous equipment etc., utilize a kind of the fermentation fever that produces from installation for fermentings such as vertical stirring-type installation for fermenting or horizontal open type fermented devices fermentation dried etc. or make up two or more dryings of carrying out above-mentioned filter cake, obtaining chlorine gas concentration and be the following and moisture content of 4000ppm is the following dry dechlorination organic wastes of 40 quality %.

In addition, if when using installation for fermenting to make this filter cake fermentation, utilize this fermentation fever to carry out drying, then can carry out effective dry and handle.In this installation for fermenting, import to by the air that will comprise the foul smell that produces by fermentation and moisture and to remove this foul smell and moisture in the tank, so there is not the danger to external leaks such as foul smell.

The dry dechlorination organic waste that obtains like this is low to moderate below the 4000ppm owing to chlorine gas concentration, and has golf calorific value, utilizes so can be used as industrial various fuel.

And, need should drying dechlorination organic waste moisture content be adjusted to when for example 30 quality % are following, can handle that moisture content is adjusted in the predetermined scope by the drying of using drying machine 204 under the temperature of being scheduled to, to carry out the scheduled time.

If this drying dechlorination organic waste only carries out drying, the situation that then becomes bigger shape such as spherical, block, tabular is in the majority.Though also can be original shape according to purposes, but when in cement calcination equipment etc., using etc., improve in order to make efficiency of combustion, can be after the sieve that uses pulverizer 205 to be possessed or grader carry out classification, pulverize or broken by this pulverizer 205, thereby become following granular of diameter 10mm.

The dry dechlorination organic waste that obtains like this is low to moderate below the 4000ppm owing to chlorine gas concentration and has golf calorific value, and become following granular of diameter 10mm, so kiln afterbody of cement kiln that can be by putting into cement calcination equipment etc. and burn till with fuel as cement and effectively to utilize.

Biomass fuel

The biomass fuel of present embodiment is to remove contained chlorine and/or chloride in the above-mentioned organic waste, and carry out the biomass fuel that drying or heat drying form, its chlorine gas concentration is preferably below the 4000ppm, more preferably below the 2000ppm, more preferably below the 1000ppm.

And moisture content is preferably below the 40 quality %, more preferably below the 20 quality %, more preferably below the 15 quality %.

This biomass fuel can be by carrying out drying or heat drying by the filter cake that above-mentioned dechlorination organic waste constitutes, and pulverize as required or fragmentation, forming chlorine gas concentration is below the 4000ppm and moisture content is that the following dry dechlorination organic waste of 40 quality % obtains.

As described above, dechlorination method according to the organic waste of present embodiment, because by organic waste being put into it more than equivalent and in 20 times of water below the amount or drop in the described water and stir, obtain the mud that makes organic waste in water, spread and chlorine contained in the organic waste and/or chloride are dissolved in described water, then, this mud is dewatered, so can be below the 4000ppm with chlorine gas concentration and moisture content is that dechlorination organic waste below the 80 quality % effectively utilizes as biomass fuel.

And, because the chlorine gas concentration utmost point is low to moderate below the 4000ppm, so even in burner etc., also can prevent to corrode or the faults such as obstruction of pipe arrangement etc.And, this dechlorination organic waste is acted as a fuel when putting in the cement calcination equipment, the chlorine gas concentration utmost point is low to moderate below the 4000ppm, does not have the danger that the operation or the quality of cement are brought bad influence.

Manufacture method according to the biomass fuel of present embodiment, owing to chlorine gas concentration be below the 4000ppm, moisture content is that dechlorination organic waste below the 80 quality % carries out drying or heat drying to become chlorine gas concentration be below the 4000ppm and moisture content is a dry dechlorination organic waste below the 40 quality %, to be low to moderate 4000ppm following and have golf calorific value so can obtain the chlorine gas concentration utmost point, and the high biomass fuel of efficiency of combustion.

And, should act as a fuel when putting in the cement calcination equipment by drying dechlorination organic waste, because the chlorine gas concentration utmost point is low to moderate below the 4000ppm and moisture content also is low to moderate below the 40 quality %, so can improve the efficiency of combustion in cement calcination equipment, and not have the danger that the operation or the quality of cement are brought bad influence.

Biomass fuel according to present embodiment, because making chlorine gas concentration is that 4000ppm is following and to make moisture content be below the 40 quality %, even so in burner etc., there is not the danger of the faults such as obstruction that corrosion or pipe arrangement etc. take place yet, even and in putting into cement calcination equipment the time, also can be easily and to obtain efficiency of combustion in cement calcination equipment at an easy rate high and do not have a biomass fuel of the danger that the operation or the quality of cement are brought bad influence.

The 3rd embodiment

Below, based on Fig. 3 the dechlorination method of another preferred organic waste of the present invention, the manufacture method and the biomass fuel of biomass fuel are elaborated.

In Fig. 3, the 1st, the discharge source, the 2nd of discharge organic waste, the dechlorination equipment, the 3rd of high-moisture percentage organic waste, the manufacturing equipment of biomass fuel.

At this, organic waste is meant that moisture content is more than the 60 quality %, more preferably more than the 70 quality %, the above organic waste of 80 quality % more preferably, for example, can enumerate: comprise pig house, cowshed, the pig manure urine of being discharged when animal houses such as hen house wash by washing, cow dung urine, the excreta that contains of domestic animals manure such as chicken manure urine and a large amount of washings is handled water, pig manure is urinated, cow dung urine, domestic animals manures such as chicken manure urine put in the water that equivalent is above and 20 times of amounts are following and stir and obtain contain domestic animals manure mud, the food of being discharged when comprising the cutlery box that will use or containers for food use by the washing washing and the castoff that contains of big water gaging are handled water etc.These can according to its purposes or needs only use a kind of or it is two or more to mix use.

Discharge source 1 is the source of discharging above-mentioned organic waste, for example, can enumerate: the excreta that discharge will comprise pig manure or urine washs the pig house that excreta is handled water that contains that obtains by washing; The excreta that discharge will comprise cow dung or urine washs the cowshed that excreta is handled water that contains that obtains by washing; Discharge is washed the animal houses such as hen house that excreta is handled water that contain that obtain with chicken coop etc. by washing; Domestic animals manures such as pig manure urine, cow dung urine, chicken manure urine are put into more than the equivalent and 20 times of water below the amount in and stir and the groove that accumulates that contains domestic animals manure mud that obtains; Discharge will be washed the food waste treatment facility etc. that castoff is handled water that contains that obtains by washing at discarded castoff such as department store, supermarket, convenience store or its container etc.

Dechlorination equipment 2 be used for from the discharge source the 1 high-moisture percentage organic waste dechlorination of discharging to be processed into chlorine gas concentration be equipment below the 4000ppm, it is by constituting with lower unit: a groove 11 that accumulates the high-moisture percentage organic waste, by the liquid-solid separator 12 that sieve of the liquid-solid separation of this high-moisture percentage organic waste etc. is constituted, accumulate a mud (aqueous solution) that produces by liquid-solid separation and regulate the regulating tank 13 of flow, this mud is carried out an aeration tank 14 of an aeration processing, the secondary liquid-solid separator 15 that constitutes by sieve of the liquid-solid separation of mud that aeration was handled etc., the secondary mud (aqueous solution) that produces by this liquid-solid separation is carried out the secondary aeration tank 16 that the secondary aeration is handled, the mud that this secondary aeration was handled is separated into mud and the film soaking compartment 17 of handling water by the film immersion treatment, this mud is carried out processed and is separated into moisture content is dechlorination organic waste below the 85 quality % and the dehydration treatment equipment 18 of handling water, temporarily accumulate and emit the processing water receiving tank 19 of the processing water of discharging from film soaking compartment 17 and dehydration treatment equipment 18.

The manufacturing equipment 3 of biomass fuel is that being used to make from the chlorine gas concentration of dechlorination equipment 2 outputs is the equipment that dechlorination organic waste below the 4000ppm becomes fuel, and it is by constituting with lower unit: utilize natural energy that this dechlorination organic waste is carried out drying or heat drying and obtain the sun dehydration equipment 321 of primary drying dechlorination organic waste, the fermentation fever that utilization produces in the sweat of organic waste carries out drying or heat drying to above-mentioned dechlorination organic waste and obtains the Zymolysis Equipment 322 of primary drying dechlorination organic waste, the heat extraction that utilization is discharged from manufacturing equipment is carried out drying or heat drying to these primary drying dechlorination organic wastes and is obtained the drying equipment 324 of redrying dechlorination organic waste, have by the redrying dechlorination organic waste that takes out from drying equipment 324 is carried out classification, pulverize, in the fragmentation any one or two or more processing and become the pulverizer 325 of the granular grading function below the diameter 10mm, with will be from drying equipment 324 or pulverizer 325, perhaps select by specification or kind from the redrying dechlorination organic waste of drying equipment 324 and pulverizer 325 discharges, the safe-deposit vault 326 of keeping.

At this, the drying of utilizing the drying of natural energy to be meant to utilize wind-force etc., and, the heat drying that utilizes heat drying from heat energy to be meant to utilize solar energy and with the heat drying of solar energy and wind-force etc.

Sun dehydration equipment 321 is to utilize solar energy separately or utilize solar energy and natural wind carries out sun-cured equipment according to the kind of dechlorination organic waste or amount, and suitable use utilizes the sun dehydration device of solar energy and wind-force etc.

Zymolysis Equipment 322 is to utilize the fermentation fever that is produced when making the dechlorination fermentation of organic wastes and the equipment that makes this dechlorination organic waste drying or heat drying, for example is fit to use vertical closed fermentation tank, horizontal open type fermented groove, horizontal open compost house etc.

At this, sun dehydration equipment 321 and Zymolysis Equipment 322 are disposed side by side, but but these sun dehydration equipment 321 and Zymolysis Equipment 322 also arranged in series as required, in addition, also can be with the sun dehydration equipment 321 of these arranged in series and Zymolysis Equipment 322 configuration multiple rows side by side.

Drying equipment 324 is to utilize the equipment that the primary drying dechlorination organic waste from sun dehydration equipment 321 or Zymolysis Equipment 322 taking-ups is carried out drying or heat drying from the heat extraction of manufacturing equipment 323 discharges.Can enumerate as manufacturing equipment 323: the cement kiln of cement making equipment, calcining furnace, clinker cooler, suspended preheater etc.

Be fit to use the automatic mortar that possesses grading function, disintegrating machine, bruisher, kneader, roller mill etc. as pulverizer 325.

Make the method for biomass fuel by the high-moisture percentage organic waste

Based on Fig. 3 the biomass fuel manufacture method of present embodiment is elaborated.

Then, the mud that use liquid-feeding pump (omitting diagram) etc. will carry out after this aeration is handled is put in the secondary liquid-solid separator 15, this mud separation is become filter cake (solid constituent) and secondary mud (aqueous solution), and will put in the secondary aeration tank 16 by the secondary mud that this liquid-solid separation produces, carry out the secondary aeration and handle.Then, the mud after this secondary aeration handled is put into and is carried out the film immersion treatment in the film soaking compartment 17, is separated into mud and handles water.Then, this mud is imported in the dehydration treatment equipment 18, carry out processed.

Thus, the high-moisture percentage organic waste has carried out the dechlorination processing effectively by two stage liquid-solid separation, and becoming chlorine gas concentration is below the 4000ppm, is preferably below the 2000ppm, and moisture content is below the 90 quality %, is preferably the dechlorination organic waste of the following filter cake shape of 80 quality %.

The processing water of discharging from this film soaking compartment 17 and dehydration treatment equipment 18 is emitted after temporarily accumulating in and handling water receiving tank 19.

And, surpass the filter cake of 4000ppm for chlorine gas concentration, can use the dechlorination equipment installed in addition etc. to carry out once more mixing use with the dechlorination organic waste of above-mentioned filter cake shape again on the basis that dechlorination handles.

Then, this dechlorination organic waste is transported to fuel manufacture equipment 3, carries out turning sludge into fuel.

Method as made biomass fuel by this dechlorination organic waste has following (1), (2) two kinds of methods.

(1) the dechlorination organic waste is put in the sun dehydration equipment 321, utilized natural energies such as solar energy or wind-force to carry out drying or heat drying, obtain primary drying dechlorination organic waste.

(2) the dechlorination organic waste is put in the Zymolysis Equipment 322, utilization is carried out drying or heat drying at the fermentation fever of the sweat generation of this dechlorination organic waste, obtains primary drying dechlorination organic waste.

These methods can carry out separately also can and using.

If this primary drying dechlorination organic waste only carries out sun dehydration or fermentation dried, then according to each generation source, the difference in each season, moisture content produces fluctuation in 20%～50% scope.

Therefore, be encased in the drying equipment 324, utilize the heat extraction of discharges such as cement kiln from cement making equipment, calcining furnace, clinker cooler, suspended preheater to carry out drying or heat drying.

Because from the heat extraction of discharge such as cement kiln, calcining furnace, clinker cooler, suspended preheater is high temperature more than 200 ℃, so can be with primary drying dechlorination organic waste effective and carry out heat drying with the short time.

It is in the majority that the redrying dechlorination organic waste that obtains like this becomes the situation of bigger shape such as spherical, block, tabular.Though also can be original shape according to purposes, but when in cement calcination equipment etc., using etc., for efficiency of combustion is improved, use pulverizer 325 to carry out any one or two or more processing in classification, pulverizing, the fragmentation, become average grain diameter and be following granular of 10mm.

Be encased in the safe-deposit vault 326 from the redrying dechlorination organic waste of drying equipment 324 or pulverizer 325 taking-ups, select, take care of by specification or kind.

The dry dechlorination organic waste that obtains like this is because the chlorine gas concentration utmost point is low to moderate below the 4000ppm, and moisture content also is suppressed and is low to moderate below the 40 quality %, so can be easily and obtain having the dry dechlorination organic waste of golf calorific value at an easy rate.Thereby, can will should effectively utilize as the high biomass fuel of efficiency of combustion by drying dechlorination organic waste.

The dry dechlorination organic waste that obtains like this is owing to have a golf calorific value, effectively utilizes so the kiln afterbody of cement kiln that can be by putting into cement calcination equipment etc. burn till with fuel as cement, also do not exist the operation of cement or the bad influence of quality.

Biomass fuel

The biomass fuel of present embodiment is to remove contained chlorine and/or chloride in the above-mentioned high-moisture percentage organic waste, and carry out the biomass fuel that drying or heat drying form, its chlorine gas concentration is preferably below the 4000ppm, more preferably below the 2000ppm, more preferably below the 1000ppm.

And moisture content is preferably below the 40 quality %, more preferably below the 20 quality %.

This biomass fuel can obtain by following process: processed removes chlorine contained in this high-moisture percentage organic waste and/or chloride obtains the dechlorination organic waste by above-mentioned high-moisture percentage organic waste is carried out, then, utilize any one or two kinds in natural energy, the heat of fermentation that this dechlorination organic waste is carried out drying or heat drying, further, by the heat extraction that utilizes manufacturing equipment carry out drying or heat drying obtain chlorine gas concentration for below the 4000ppm and moisture content be dry dechlorination organic waste below the 40 quality %.

In addition, form average grain diameter granular as below the 10mm if should drying dechlorination organic waste uses pulverizer 325 such as the automatic mortar that for example possesses grading function, bruisher, kneader, roller mill, then efficiency of combustion improves, so preferably.

As described above, manufacture method according to the biomass fuel of present embodiment, owing to utilize any one or two kinds in natural energy, the heat of fermentation that the dechlorination organic waste is carried out drying or heat drying, further, utilize the heat extraction of manufacturing equipment to carry out drying or heat drying, so can be easily and to obtain chlorine gas concentration and moisture content at an easy rate extremely low and have a dry dechlorination organic waste of golf calorific value.Thereby, can will should effectively utilize as the high biomass fuel of efficiency of combustion by drying dechlorination organic waste.

And,,, can improve energy-saving effect and carrying capacity of environment is little so need not to use fossil fuel because drying or heat drying also utilize the heat extraction of manufacturing equipment except the heat of fermentation of natural energy such as solar energy or organic waste.

The dry dechlorination organic waste that obtains like this is owing to have a golf calorific value, effectively utilizes so burn till with fuel as cement in cement kiln that can be by putting into cement calcination equipment or the calcining furnace etc., also do not exist the operation of cement or the bad influence of quality.

According to the biomass fuel of present embodiment be that 4000ppm is following and to make moisture content be below the 40 quality % owing to make chlorine gas concentration, so can provide have golf calorific value, the efficiency of combustion height, energy-saving effect is big and the little biomass fuel of carrying capacity of environment.

And, because the chlorine gas concentration utmost point is low to moderate below the 4000ppm, even so in burner etc., also can prevent to corrode or the faults such as obstruction of pipe arrangement etc., even the danger that when putting into this biomass fuel in the cement calcination equipment, does not also exist efficiency of combustion to reduce, the also danger that operation or the quality of cement is not brought bad influence.

This biomass fuel is except the fuel as cement calcination equipment, and the fuel that also can be used as wide scopes such as the discarded object generating is used, the discarded object boiler is used utilizes.

Embodiment

Below, specify the present invention by embodiment and comparative example, but the present invention is limited by these embodiment.

(embodiment 1)

The high-moisture percentage organic waste of running water 100L after will comprising the pig manure 100kg of moisture content 90 quality %, chlorine gas concentration 8000ppm and carrying out the dechlorination processing uses dewaterer to dewater, and obtains the filter cake 47kg of moisture content 83 quality %, chlorine gas concentration 2060ppm.

Then, add in this filter cake, stir, mix and carry out moisture and regulate, obtain the dechlorination pig manure of moisture content 60 quality %, chlorine gas concentration 920ppm regulate the moisture content 20 quality % of material, the indirect material 27kg of chlorine gas concentration 500ppm as moisture.

Then, this dechlorination pig manure is put in the vertical type fermentation groove, utilized the dry dechlorination pig manure of fermentation fever and wind-force, obtain dry dechlorination pig manure.

The chlorine gas concentration of this drying dechlorination pig manure is that 920ppm, moisture content are 15 quality %.

And, be in the efficiency of combustion that keeps cement kiln, can confirm the minimizing of coal input amount with the act as a fuel result of kiln afterbody of the cement kiln of putting into cement calcination equipment of this drying dechlorination pig manure.Operation or cement quality are not exerted an influence.

(embodiment 2)

The high-moisture percentage organic waste of running water 100L after will comprising the cow dung 100kg of moisture content 90 quality %, chlorine gas concentration 7500ppm and carrying out the dechlorination processing uses dewaterer to dewater, and obtains the filter cake 40kg of moisture content 80 quality %, chlorine gas concentration 1580ppm.

Then, to add in this filter cake as recycled sludge compost (the dry dechlorination cow dung) 20kg that moisture is regulated moisture content 20 quality %, the chlorine gas concentration 500ppm of material, stir, mix and carry out moisture and regulate, obtain the dechlorination cow dung of moisture content 60 quality %, chlorine gas concentration 860ppm.

Then, this dechlorination cow dung is encased in the horizontal open compost house, utilizes fermentation fever to make it dry, obtain dry dechlorination cow dung.

The chlorine gas concentration of this drying dechlorination cow dung is that 860ppm, moisture content are 15 quality %.

And, be in the efficiency of combustion that keeps cement kiln, can confirm the minimizing of coal input amount with the act as a fuel result of kiln afterbody of the cement kiln of putting into cement calcination equipment of this drying dechlorination cow dung.Operation or cement quality are not exerted an influence.

(embodiment 3)

The high-moisture percentage organic waste of running water 100L after will comprising the pig manure 100kg of moisture content 90 quality %, chlorine gas concentration 8500ppm and carrying out the dechlorination processing uses dewaterer to dewater, and obtains the filter cake 53kg of moisture content 85 quality %, chlorine gas concentration 2530ppm.

Then, this filter cake is encased in the drying device, utilizes solar energy and wind-force to carry out sun dehydration, obtain the dechlorination pig manure of moisture content 60 quality %, chlorine gas concentration 2530ppm.

Then, this dechlorination pig manure is put in the vertical closed fermentation tank, utilized fermentation fever and wind-force to make it heat drying, obtain dry dechlorination pig manure.

The chlorine gas concentration of this drying dechlorination pig manure is that 2530ppm, moisture content are 15 quality %.

(embodiment 4)

Then, this filter cake is encased in the drying device, utilizes solar energy and wind-force to carry out sun dehydration, obtain dry dechlorination pig manure.

The chlorine gas concentration of this drying dechlorination pig manure is that 2060ppm, moisture content are 20 quality %.

(embodiment 5)

Use dewaterer to dewater the cow dung 100kg of moisture content 95 quality %, chlorine gas concentration 9000ppm, obtain the dechlorination cow dung 25kg of moisture content 80 quality %, chlorine gas concentration 1900ppm.

Then, this dechlorination cow dung is encased in the horizontal open compost house, utilizes fermentation fever to make it dry, obtain dry dechlorination cow dung 6kg.The chlorine gas concentration of this drying dechlorination cow dung is that 1900ppm, moisture content are 15 quality %.

(embodiment 6)

The high-moisture percentage organic waste of running water 50L after will comprising the pig manure 100kg of moisture content 92 quality %, chlorine gas concentration 7000ppm and carrying out the dechlorination processing uses dewaterer to dewater, and obtains the filter cake 53kg of moisture content 85 quality %, chlorine gas concentration 2200ppm.

Then, regulate material, the indirect material 4kg of moisture content 20 quality %, chlorine gas concentration 500ppm is added in this filter cake as moisture.Then, carry out moisture after stirring, mixing and regulate, obtain the dechlorination pig manure 57kg of moisture content 80 quality %, chlorine gas concentration 1700ppm.

Then, this dechlorination pig manure is put in the vertical type fermentation groove, utilized fermentation fever and wind-force drying, obtain dry dechlorination pig manure 13kg.The chlorine gas concentration of this drying dechlorination pig manure is that 1700ppm, moisture content are 15 quality %.

(comparative example 1)

The high-moisture percentage organic waste of running water 1500L after will comprising the pig manure 100kg of moisture content 80 quality %, chlorine gas concentration 8000ppm and carrying out the dechlorination processing uses dewaterer to dewater, and obtains the filter cake of moisture content 95 quality %.

Then, this filter cake is encased in the drier, utilizes solar energy and wind-force to carry out sun dehydration.

The chlorine gas concentration of the dry pig manure that obtains is that 5200ppm, moisture content are 50 quality %.

And, with the act as a fuel result of kiln afterbody of the cement kiln of putting into cement calcination equipment of this drying pig manure being, the efficiency of combustion of cement kiln reduces, and the chlorine gas concentration of the cement that obtains is also high, and the operation or the quality of cement produced very big influence.

(embodiment 7)

As organic waste, use the meat chicken manure of moisture content 45 quality %, chlorine gas concentration 6500ppm.

At first, the running water 400L that will carry out after dechlorination is handled puts in the dissolving tank 1, and above-mentioned chicken manure 100kg is put in this running water, stirs 10 minutes, obtains mud.

Then, use dewaterer 2 to dewater in this mud, obtain the filter cake of chlorine gas concentration 1200ppm, moisture content 60 quality %.

Then, this filter cake is encased in the drying equipment 3, utilizes solar energy and wind-force to carry out sun dehydration, obtain dry dechlorination chicken manure.

The chlorine gas concentration of this drying dechlorination chicken manure is that 1200ppm, moisture content are 15 quality %.

And, be in the efficiency of combustion that keeps cement kiln, can confirm the minimizing of coal input amount with the act as a fuel result of kiln afterbody of the cement kiln of putting into cement calcination equipment of this drying dechlorination chicken manure.Operation or cement quality are not exerted an influence.

(embodiment 8)

Except the pig manure 100kg with moisture content 80 quality %, chlorine gas concentration 8000ppm puts among the running water 200L that carries out after dechlorination is handled, operate similarly to Example 1, obtain the dry dechlorination pig manure of embodiment 8.

The chlorine gas concentration of this drying dechlorination pig manure is that 860ppm, moisture content are 15 quality %.

(embodiment 9)

In chicken manure 100kg being put into the running water 2000L that carries out after dechlorination is handled, operate similarly to Example 7, obtain the dry dechlorination chicken manure of embodiment 9.

The chlorine gas concentration of this drying dechlorination chicken manure is that 260ppm, moisture content are 15 quality %.

(embodiment 10)

As organic waste, use the beef cattle excrement of moisture content 80 quality %, chlorine gas concentration 8000ppm.

At first, the running water 500L that will carry out after dechlorination is handled puts in the dissolving tank 1, and above-mentioned beef cattle excrement 100kg is put in this running water, stirs 10 minutes, obtains mud.

Then, use dewaterer 2 to dewater in this mud, obtain the filter cake of moisture content 60 quality %.

Then, this filter cake is encased in the vertical stirring-type installation for fermenting of drying equipment 3, utilizes fermentation fever and wind-force to carry out heat drying, obtain dry dechlorination cow dung.

The chlorine gas concentration of this drying dechlorination cow dung is that 410ppm, moisture content are 25 quality %.

(embodiment 11)

As organic waste, use the food debris (castoff) of moisture content 80 quality %, chlorine gas concentration 6000ppm.

At first, the running water 500L that will carry out after dechlorination is handled puts in the dissolving tank 1, and above-mentioned food debris 100kg is put in this running water, stirs 10 minutes, obtains mud.

Then, this filter cake is encased in the drying equipment 3, utilizes solar energy and wind-force to carry out sun dehydration, obtain dry dechlorination food debris.

The chlorine gas concentration of this drying dechlorination food debris is that 280ppm, moisture content are 20 quality %.

And, be in the efficiency of combustion that keeps cement kiln, can confirm the minimizing of coal input amount with the act as a fuel result of kiln afterbody of the cement kiln of putting into cement calcination equipment of this drying dechlorination food debris.Operation or cement quality are not exerted an influence.

(comparative example 2)

In chicken manure 100kg being put into the running water 50L that carries out after dechlorination is handled, operate similarly to Example 7, obtain the dry dechlorination chicken manure of comparative example 2.

The chlorine gas concentration of this drying dechlorination chicken manure is that 5600ppm, moisture content are 15 quality %, is the very high dry dechlorination chicken manure of chlorine gas concentration.

And, be that the chlorine gas concentration height of the cement of generation has brought bad influence to the quality of cement with the act as a fuel result of kiln afterbody of the cement kiln of putting into cement calcination equipment of this drying dechlorination chicken manure.

(comparative example 3)

In chicken manure 100kg being put into the running water 2500L that carries out after dechlorination is handled, operate similarly to Example 7, obtain the mud of comparative example 3.

Then, use dewaterer 2 to dewater in this mud, the result can obtain the filter cake of chlorine gas concentration 210ppm, moisture content 60 quality %, but owing to contained hypervolia in the mud, cause the about 6 times time of cost embodiment 7 on processed, have problems in the practicality and economically.

(embodiment 12)

Then, this dechlorination pig manure is encased in the compost house, utilizes fermentation fever to make it dry, obtain dry dechlorination pig manure.

The chlorine gas concentration of this drying dechlorination pig manure is that 920ppm, moisture content are 40 quality %, and average grain diameter is 10mm.

Then, this drying dechlorination pig manure is encased in the drying equipment in the cement factory, utilizes the heat extraction of the clinker cooler of cement calcination equipment to carry out drying.Its heat extraction temperature is 400 ℃.

Then, use crusher in crushing, obtain the broken pig manure of dry dechlorination of chlorine gas concentration 920ppm, moisture content 15 quality %, average grain diameter 2mm.

With the act as a fuel result of kiln afterbody of the cement kiln of putting into cement calcination equipment of the broken pig manure of this drying dechlorination is in the efficiency of combustion that keeps cement kiln, can confirm the minimizing of coal input amount.Operation or cement quality are not exerted an influence.

(comparative example 4)

The chlorine gas concentration of this drying dechlorination pig manure is that 920ppm, moisture content are that 45 quality %, average grain diameter are 10mm.

And, with the act as a fuel result of kiln front portion of the cement kiln of putting into cement calcination equipment of this drying dechlorination pig manure being, flammability is poor, and the efficiency of combustion of cement kiln reduces, and the operation or the quality of cement had very big influence.

(embodiment 13)

Then, filter cake is encased in the sun dehydration equipment, utilizes solar energy and wind-force to carry out sun dehydration, obtain dry dechlorination pig manure.

The chlorine gas concentration of this drying dechlorination pig manure is that 2060ppm, moisture content are that 45 quality %, average grain diameter are 10mm.

Then, this drying dechlorination pig manure is encased in the drying equipment in the cement factory, utilizes the heat extraction of the suspended preheater of cement calcination equipment to carry out drying.This heat extraction temperature is 350 ℃.

Then, use crusher in crushing, obtain the broken pig manure of dry dechlorination of chlorine gas concentration 2060ppm, moisture content 15 quality %, average grain diameter 2mm.

(comparative example 5)

Then, this filter cake is encased in the sun dehydration equipment, utilizes solar energy and wind-force to carry out sun dehydration, obtain dry dechlorination pig manure.

The result that this drying dechlorination pig manure is acted as a fuel in the calcining furnace of putting into cement calcination equipment is, flammability is poor, and the efficiency of combustion of cement kiln reduces, and the operation or the quality of cement had very big influence.

Industrial applicibility

According to the dechlorination method of organic waste of the present invention, can be easily and obtain at an easy rate the extremely low dechlorination organic waste of chlorine gas concentration.

And, because chlorine gas concentration is extremely low, so even in burner etc., also can prevent from corroding or the faults such as obstruction of pipe arrangement etc. And, do not have the danger that operation or the quality of cement are brought bad influence in the cement calcination equipment even this dechlorination organic waste put into yet.

According to the manufacture method of first biomass fuel of the present invention, can be easily and to obtain at an easy rate chlorine gas concentration extremely low and have a dry dechlorination organic waste of golf calorific value. Thereby, can will should effectively utilize as the high biomass fuel of efficiency of combustion by drying dechlorination organic waste.

And, be in the efficiency of combustion that keeps cement kiln, can confirm the minimizing of coal input amount, and not affect operation or cement quality with the act as a fuel result of kiln afterbody of the cement kiln of putting into cement calcination equipment of this drying dechlorination organic waste.

According to the manufacture method of second biomass fuel of the present invention, can be easily and to obtain at an easy rate chlorine gas concentration extremely low and have a dry dechlorination organic waste of golf calorific value. And, do not need to make the operation of dechlorination fermentation of organic wastes, so there is not the thermal loss of the organic waste in the sweat itself. Thereby, can will should effectively utilize as the high biomass fuel of efficiency of combustion by drying dechlorination organic waste.

According to biomass fuel of the present invention, even in burner etc., also can prevent from corroding or the faults such as obstruction of pipe arrangement etc., with the act as a fuel result of kiln afterbody of the cement kiln of putting into cement calcination equipment of this biomass fuel be, in the efficiency of combustion that keeps cement kiln, the minimizing of coal input amount be can confirm, and operation or cement quality do not affected.

Claims

1. the dechlorination method of an organic waste is used for removing chlorine and/or chloride contained at least a organic waste that contains cattle waste and castoff, it is characterized in that possessing:

Be used for removing contained chlorine of this organic waste and/or chloride, obtaining chlorine gas concentration is the processed operation of the following dechlorination organic waste of 4000ppm.

2. the dechlorination method of organic waste as claimed in claim 1 is characterized in that, before described processed operation, possesses:

By described organic waste being put into it more than equivalent and in 20 times of water below the amount or drop in the described water and stir, obtain making described organic waste in described water, to spread and make the operation of the mud that chlorine contained in the described organic waste and/or chloride dissolve in described water.

3. the dechlorination method of organic waste as claimed in claim 1 is characterized in that,

The moisture content of described organic waste is more than the 60 quality %.

4. the dechlorination method of organic waste as claimed in claim 1 is characterized in that,

The moisture content of described dechlorination organic waste is below the 90 quality %.

5. the manufacture method of a biomass fuel is made biomass fuel by at least a organic waste that contains in cattle waste and the castoff, it is characterized in that possessing:

The processed operation of organic waste is used for removing contained chlorine of above-mentioned organic waste and/or chloride and obtains the dechlorination organic waste;

Moisture content is regulated operation, by the dechlorination organic waste that obtains being carried out at least a processing in drying or heat drying and the interpolation moisture adjusting material, moisture content is adjusted to below the 80 quality %; With

Fermentation procedure makes the dechlorination fermentation of organic wastes after this moisture content is regulated, and utilizes the fermentation fever that produces during the fermentation,

Described biomass fuel is that chlorine gas concentration is below the 4000ppm and moisture content is the following dry dechlorination organic wastes of 40 quality %.

6. the manufacture method of biomass fuel as claimed in claim 5 is characterized in that, behind the fermentation procedure of described dechlorination organic waste, also possesses:

Make the dechlorination organic waste drying of fermentation or the drying process of heat drying.

7. the manufacture method of a biomass fuel is made biomass fuel by at least a organic waste that contains in cattle waste and the castoff, it is characterized in that possessing:

The processed operation of organic waste is used for removing contained chlorine of above-mentioned organic waste and/or chloride and obtains the dechlorination organic waste; With

Drying process, the dechlorination organic waste drying or the heat drying that utilize natural energy to make to obtain,

8. the manufacture method of biomass fuel as claimed in claim 7 is characterized in that, behind the drying process of described dechlorination organic waste, also possesses:

Make the dry dechlorination organic waste drying or the drying process of heat drying.

9. as the manufacture method of each described biomass fuel in the claim 5 to 7, it is characterized in that,

After with described dechlorination organic waste drying or heat drying, carry out at least a processing in classification processing, pulverization process and the break process.

10. the manufacture method of biomass fuel as claimed in claim 7 is characterized in that, before described dehydration procedure, possesses:

11. the manufacture method of the biomass fuel of organic waste as claimed in claim 7 is characterized in that,

Described natural energy is at least a in solar energy and the wind-force.

12. the manufacture method as claim 6 or 8 described biomass fuels is characterized in that,

Further drying process behind the fermentation procedure of described dechlorination organic waste utilizes the used heat of manufacturing equipment.

13. the manufacture method as claim 5 or 7 described biomass fuels is characterized in that,

The moisture content of described organic waste is more than the 60 quality %.

14. a biomass fuel obtains by claim 5 or 7 described manufacture methods, chlorine gas concentration is below the 4000ppm and moisture content is below the 40 quality %.

15. biomass fuel as claimed in claim 13 is characterized in that,

Average grain diameter is below the 10mm.