CN102784791A - Equipment and industrialization method using municipal solid waste to produce composite dry powder fuel for power generation of coal-fired power plant - Google Patents
Equipment and industrialization method using municipal solid waste to produce composite dry powder fuel for power generation of coal-fired power plant Download PDFInfo
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Abstract
The invention relates to the field of environmental protection energy, and especially relates to equipment and an industrialization method using municipal solid wastes to produce composite dry powder fuel for power generation of coal-fired power plants. According to compositions and physical and chemical properties of the municipal solid wastes, through the advanced technology of step-by-step sorting, drying at room temperature, modification composition and waste utilization, and equipments, the industrialization method include that: metals, silicate materials and plastics therein are sorted out through a sorting system; an ultrafine dry powder is produced by using room-temperature fine dewatering drying equipment; and additives are added for modification processing to produce the composite dry powder fuel for power generation of the coal-fired power plants; while the sorted and processed liquids, solids, and gases such as ferrous metals, non-ferrous metals, silicate materials (brick, stone, glass, sand, etc.), waste water, waste gases, and plastics are respectively processed using different processes and equipments. The equipment and the industrialization method not only can inexpensively and efficiently meet the requirements of quantitative reduction, stabilization, harmlessness, and resource utilization for wastes, but also realize the integrated utilization, making the wastes be a treasury bringing benefit to human continuously, and actually realizing a revolutionary breakthrough for municipal waste processing.
Description
Technical field
The present invention relates to the eco-friendly power source field, particularly relate to domestic waste and produce equipment and the industrialization method that composite dry powder fuel is used for coal-burning power plant's generating.
Technical background
The treatment and disposal of domestic waste is a global problem, the main at present ways such as landfill, compost, incineration that adopt.These conventional approach are not only costly, and relate to secondary pollution with problems such as bioxin dischargings, so this global problem is failed fine solution up to now.
Summary of the invention
The objective of the invention is to overcome the deficiency that above-mentioned prior art exists; Characteristics according to domestic waste; The existing technology of the combination of novelty, equipment; Through sorting step by step-normal temperature mummification-modification compound-advanced technologies such as waste material utilization, can not only reach the requirement of rubbish " minimizing, stabilisation, innoxious, resource " low-cost, expeditiously, but also realize " comprehensive utilization "; Make rubbish become " treasure-house " of constantly benefiting, realized that really the revolutionary character of treatment of urban garbage breaks through for the mankind.
Domestic waste provided by the invention is produced equipment and the industrialization method that composite dry powder fuel is used for coal-burning power plant's generating, it is characterized in that comprising the following steps and industrial equipment:
1. domestic waste is produced equipment and industrialization method major project process implementing step and the industrial equipment that composite dry powder fuel is used for coal-burning power plant's generating:
1. receive, pulverizing, sorting
Domestic waste transports factory's automatic weighbridge metering outdoors to through the special-purpose dumper of house refuse enclosed type and draws sign indicating number pound station, draws sign indicating number through automatic gauge and opens single back and get into the Balance-I of factory type and advance three, go out two automatic U type air curtain rubbish discharge channels, and this passage is the U type; Advancing vehicle passage has three-section four-door, and induction automatically is equipped with air curtain on the door; Air only import but no export, car are crossed the 4th sect, can rubbish be discharged into closed automatic garbage crushing storehouse; Going out vehicle passage has two sections three, and induction automatically is equipped with air curtain on the door; The air only import but no export advances red, green indicator lamp is housed on the vehicle passage Yishanmen, and staff vehicles goes.
The other emergent storehouse of stacking of rubbish that is provided with, closed automatic garbage crushing storehouse; Prevent accidents such as power failure, machine maintenance, accident, bottom, closed automatic garbage crushing storehouse is provided with the double-deck four roller rubbish of Balance-I type and pulls and cut broken feeder, and rubbish moment that dumper is discharged into pulls to cut and is crushed to particle diameter below 10 centimeters and delivers to the closed magnetic separation conveyer of next assorting room and remove ferrous metal (iron) through two road magnetic separation; Get into HYF-v gravity screening machine then; Remove silicates thing (brick, stone, glass, sand ...), then get into look again and select system sorting non-ferrous metal (copper, aluminium ...), the material of selecting gets into gathering system; Rest materials gets into HYF-v type double teeth roller rubbish and rubs with the hands and pull pulverizer and rub with the hands to pull and be crushed to particle diameter below 3 centimeters; Then get into the powerful pressing waste dewaterer of Balance-I type, material water ratio is dewatered to below 25% below 60%, taken off the material of water and broken up through disperser; Then get into HYF-v wind-powered electricity generation separating plastic machine; The plastics of sorting get into gathering system, and rest materials is selected non-ferrous metal through one magnetic separator magnetic separation ferrous metal with color selector system look again, get into gathering system through the metal of selecting; Rest materials gets into HYF-v type monodentate roll extrusion garbage pulverator, makes material be crushed to particle diameter below 5 millimeters.
The Balance-I type that this step relates to advances three, goes out two automatic U type air curtain rubbish discharge channels, the double-deck four roller rubbish of Balance-I type pull cut broken feeder, the powerful pressing waste dewaterer of Balance-I type is design voluntarily; HYF-v gravity screening machine, HYF-v type double teeth roller rubbish are rubbed with the hands and are pulled pulverizer, HYF-v wind-powered electricity generation separating plastic machine, HYF-v type monodentate roll extrusion garbage pulverator and produced by Zhangjagang City and happy plant equipment Co., Ltd; The special-purpose dumper of house refuse enclosed type, an automatic weighbridge metering stroke sign indicating number pound station, closed automatic garbage crushing storehouse, closed magnetic separation conveyer, disperser are common apparatus, can choose voluntarily; It is the coloured eddy current metal of the LECS-175 separator that Fushun Longji Electromagnetic Science Co., Ltd produces that look selects system.
2. normal temperature mummification, meticulous compound
The rubbish meal (grain) that after 1. step is handled, transports gets into the meticulous anhydration system of rubbish normal temperature through the automatic gauge feeding device; Add an amount of additive simultaneously; Convention amount is 0.5-3%, carries out meticulous mummification, compound (the meticulous desiccation machine of rubbish normal temperature preferably adopt the meticulous desiccation machine of HYF-v rubbish normal temperature that Zhangjagang City and happy plant equipment Co., Ltd produce or the CM type superfine powder grinding machine of being produced by Xianyang Non-Metallic Minerals Research & Design Institute).These two kinds of equipments are through brute force opens the molecular structure of rubbish, changes the surface tension of rubbish and water, and at one time; Rely on the air of a large amount of inspirations of dehydration and drying machine, utilize the compatibility of water and water in air part, hydrone was combined with air in a large number moment; Discharge together outside the machine, through wet separator gas, powder are separated, isolated gas is collected through deduster; The wet smelly air that deduster is collected enters the foul smell gathering-device; Then carry out utilization up to standard by waste gas (water) purifier, isolated waste dry powder gets into rubbish composite dry powder fuel silo after conveyer is sent into elevator, and the quality of this dry powder reaches combustion requirements; Fineness is the 300-800 order, and the mummification degree is that moisture content is below 10%.If (destructor plant can be established the waste dry powder silo in power plant in addition not in power plant, be transported into power plant with tank car.)
The meticulous anhydration system of rubbish normal temperature that this step relates to is the CM type superfine powder grinding machine that the meticulous desiccation machine of HYF-v rubbish normal temperature produced of Zhangjagang City and happy plant equipment Co., Ltd or Xianyang Non-Metallic Minerals Research & Design Institute produce; Automatic gauge feeding device, elevator, silo are common apparatus, can choose voluntarily.
3. coal-burning power plant's burning
The material of rubbish composite dry powder fuel silo is squeezed into four starch storehouses of establishing in addition of four jiaos in boiler through the storehouse pump; And------wind powder mixer---airduct on the boiler---super critical boiler burner (interface is that the boiler feed mouth is from second and third layer of top number) makes material normal combustion in stove to flapper after machine supplying powder.(also can measure the coal pulverizer import of squeezing into power plant's coal mill system through the storehouse pump, make coal dust and rubbish powder multifuel combustion in stove from the material of waste dry powder silo.)
The storehouse pump that this step relates to, starch storehouse, machine supplying powder, flapper, wind powder mixer, an airduct are common apparatus, can choose voluntarily.
2. domestic waste is produced equipment and the industrialization method ancillary works that composite dry powder fuel is used for coal-burning power plant's generating:
A. waste gas, the hot regeneration of waste water
The waste gas heat regeneration
Transport in the overall process in garbage feeding, sorting, pulverizing, dehydration, mummification and all can produce refuse odor.Therefore, partly produce at this inlet scoop all is housed on the equipment, and the negative pressure equipment is housed, make foul smell all be collected into the waste gas bag, get into self-produced liquid fuel then that atomizer burner---burner hearth burns in the lump in the closed production workshop.
The hot regeneration of waste water
Pulverizing, depositing, all producing waste water in the dehydration, drying process; The unified collection by pipeline gets into wastewater disposal basin, removes impurity through the clean system of filter again, adds additive agent modified; Add the modification solvent in addition and make flammable liquid, this liquid burning can reach 1200-1500 ℃ of ignition temperature.
B. ferrous metal collection and treatment
Iron that magnetic separator gets off is concentrated through en-masse conveyer and is reclaimed, and clears up then, metering, piece, sale.
C. non-ferrous metal collection and treatment
Non-ferrous metal artificial separations such as the copper that color selector gets off, aluminium, lead, metering, packing are sold.
D. the silicates thing is handled
After things such as the brick that gravity concentrator gets off, stone, sand are pulverized, be pressed into building materials and sell.
E. Treatment of Waste Plastics
The waste plastics that the separating plastic machine gets off is collected with air duct, and sorting again, granulation, packing are sold.
The gas sampling pipe network that this ancillary works system relates to, negative pressure equipment, wastewater collection pipe network, filter clean system, atomizer burner, belt conveyor, cleaning, classification, metering, piece equipment, building materials former, air duct, plastic granulator, baling press etc. and be common apparatus, can choose voluntarily.
Produce the industrialization method that composite dry powder fuel is used for coal-burning power plant's generating according to domestic waste provided by the invention; The processing step of production method and technological parameter all with main equipment: the Balance-I type advances three, goes out two automatic U type air curtain rubbish discharge channels, HYF-v type monodentate roll extrusion garbage pulverator, the double-deck four roller rubbish of Balance-I type pull and cut broken feeder, the meticulous anhydration system of rubbish normal temperature, HYF-v type double teeth roller rubbish and rub with the hands and pull pulverizer, the powerful pressing waste dewaterer of Balance-I type, HYF-v gravity screening machine, HYF-v wind-powered electricity generation separating plastic secret and cut coupling, be advance three in said Balance-I type, go out two automatic U type air curtain rubbish discharge channels, HYF-v type monodentate roll extrusion garbage pulverator, the double-deck four roller rubbish of Balance-I type pull and cut broken feeder, the meticulous anhydration system of rubbish normal temperature, HYF-v type double teeth roller rubbish and rub with the hands and pull realization industrialization large-scale production rubbish composite dry powder fuel in pulverizer, the powerful pressing waste dewaterer of Balance-I type, HYF-v gravity screening machine, the HYF-v wind-powered electricity generation separating plastic machine.
Composite dry powder fuel production step 2. in, the additive of said adding, i.e. CaCO
3, absorbent such as NaCl, addition is 0.5-3%.This fuel is CaCO when high-temp combustion
3Be sintered into CaO, the SO in the flue gas
2, HCl is absorbed, and generates CaSO
4, CaCl
2, in addition: Ca/ (S+0.5Cl)＞15, thus short its solid sulphur, solid chlorine, suppress bioxin and form.
In the hot regeneration of garbage, waste-water, the additive of said adding mainly is acid (alkali) liquid (usable acid (alkali) waste liquid).According to the acid (alkali) of the rubbish waste liquid that squeezes out degree, confirm addition, purpose is that the acid-base value with the rubbish waste liquid is adjusted to neutral getting final product.The modification solvent of said adding is promptly through the methyl alcohol of modification.The said proportioning of producing flammable liquid (or claiming biological liquid fuel) is: modification solvent: rubbish waste liquid=55-70: 30-45.
Balance-I type provided by the invention advances three, go out two automatic U type air curtain rubbish discharge channels sees Fig. 1, it is characterized in that comprising rubbish vehicle unloading admission passage 1, and this passage is divided into three sections; Four sects are housed, automatic air curtain all is housed on the per pass door, promptly vehicle gets into the automatic air curtain door 2 in first road; Vehicle gets into the automatic air curtain door 3 in second road, and vehicle gets into the automatic air curtain door 4 in the 3rd road, and vehicle gets into the automatic air curtain door 5 in the 4th road; The rubbish discharge car enters automatic air curtain doorway, first road, and door is promptly opened, and the wind in the air curtain is simultaneously with blowing in the wind direction passage outdoors; The air of the inside can only be flowed to the inside, and the car back door of entering is promptly closed automatically, and air curtain stops blowing; Car is crossed second and third, the automatic air curtain door in four roads is like this equally, and discharge car has been crossed rubbish vehicle unloading admission passage 1, the rubbish vehicle unloading area 6 of having arrived; Can the tailstock rubbish be discharged into the rubbish of marching into the arena backwards and unloads material containing mouth 7, under case of emergency, can be discharged into interim rubbish heap warehousing 12; The vehicle of unsnatching material can return through rubbish vehicle unloading back backward channel 8, and rubbish vehicle unloading back backward channel 8 is divided into 2 sections, and three sects and air curtain apparatus are housed.Function is identical with feeding-passage, and wind direction also is to blow toward unloading material containing mouth direction.Guarantee that the rubbish stink does not leak.
The double-deck four roller rubbish of Balance-I type provided by the invention pull cuts broken feeder (see figure 2); It is characterized in that comprising pulling and cut the broken part 2.1 and the conveying part 2.2 that connects material; It pulls cuts broken partly 2.1 (see figure 3)s and is characterised in that and comprises totally four of motor 2.1.1.1,2.1.1.2,2.1.1.3,2.1.1.4; Connect respectively by shaft coupling 2.1.2.1,2.1.2.2,2.1.2.3,2.1.2.4; Then be communicated with reduction box 2.1.3.1,2.1.3.2,2.1.3.3,2.1.3.4 again respectively; Connect shaft coupling 2.1.4.1,2.1.4.2,2.1.4.3,2.1.4.4 again; These four shaft couplings connect main shaft 2.1.8.1,2.1.8.2,2.1.8.3,2.1.8.4 respectively, and the last dress that is uniformly distributed with of main shaft 2.1.8.1,2.1.8.2,2.1.8.3,2.1.8.4 pulls cutting knife 2.1.7.1,2.1.7.2,2.1.7.3,2.1.7.4, pull to form 4 in the operation process of cutting knife 2.1.7.1,2.1.7.2,2.1.7.3,2.1.7.4 and pull tangent plane 2.1.1.1.1,2.1.1.1.2,2.1.1.1.3,2.1.1.1.4 (see figure 4); The broken housing 2.1.5.1 that partly is equipped with of complete machine; Connecting material and carry partly 2.2 (see figure 5)s, is that common conveying worm is contained in to pull and cuts broken lower end partly, will pull the material of cutting after connecting material and transfer out.
The powerful pressing waste dewaterer of Balance-I type provided by the invention (see figure 6) is characterized in that comprising motor 3.1, reduction box 3.3; The centre has shaft coupling 3.2 to connect, and reduction box 3.3 comes out and has shaft coupling 3.4 to connect power transmission shaft 3.7, and the front end of power transmission shaft 3.7 is equipped with bearing block casing 3.6; Mainly be used for supporting kick, a bearing block 3.5.1,3.5.2 respectively are equipped with in bearing block casing 3.6 two ends; Spiral sleeve 3.8,3.9,3.10 are housed respectively on the power transmission shaft 3.7; 3.11, axle sleeve diameter 3.8＜3.9＜3.10＜3.11, the compression ratio one-level that makes material is greater than one-level; All be contained in bearing block casing 3.6 back according to the order of sequence, spiral sleeve 3.8,3.9 tail ends are equipped with tapered cover 3.13,3.14 respectively, and the scale spiral is all arranged outside the spiral sleeve 3.8,3.9,3.10.Front end at dewaterer is equipped with charging aperture 3.15, and tail end is equipped with tapered discharging opening 3.16, in the spiral outside shaped spiral housing 3.12 is housed.
The characteristics that domestic waste production composite dry powder fuel provided by the invention is used for the industrialization method of coal-burning power plant's generating are:
1. easy, practical
1) sorting meets rubbish present situation and application requirements
2) dehydration and drying all carries out at normal temperatures, need not any thermal source and heats
3) start of entire equipment and when being provided with compole short, material can empty at any time, be convenient to factory shutdown, reset, restart and keep in repair.
2. safe and reliable
1) in the dehydration and drying system flow velocity of material, temperature, humidity, gas-solid ratio all inflammable at powder, beyond the explosion limit range.
2) transmission of whole material, gas is all carried out under field conditions (factors).
3) plant maintenance quantities is little, and the cycle is short, does not influence the production line overall operation.
3. health, harmless
Harmful pathogen such as the various pathogenic bacteria that 1) exist in the rubbish, Escherichia coli have all been killed in process of production, and have not had the condition (120 ℃ of temperature are arranged in the drying process) of existence and breeding.
2) rubbish is collected unified processing up to standard from metering, the sorting of putting in storage, mummification, the waste water that goes out the product all fronts, foul smell, peculiar smell by taking off flavor deodorizing pipe network.
3) rubbish composite dry powder fuel in burning, the burning after the discharge of poisonous waste amount minimum.
The measure that realizes:
● the source decrement: on the refuse classification with separating plastic to 1% below, make its chlorion that gets into burning zone reduce to minimum flow, reduce He Cheng bioxin composition.
● source control: add solid sulphur, solid chlorine, fixed nitrogen additive in the rubbish composite dry powder fuel production, make the garbage fuel powder in the overall process of burning, realize solid chlorine, solid sulphur, fixed nitrogen, and suppress dioxins materials formation, reach from the source and control.
● quality guarantee: rubbish composite dry powder fuel particle diameter is the 300-800 order; The materialization quality of moisture content≤10%; Make rubbish composite dry powder fuel in stove, shorten burning time and the burn-off rate that has improved material greatly, also significantly reduce the synthetic again condition of dioxin thing, chlorine, nitrogen simultaneously.
● furnace temperature guarantees: rubbish composite dry powder fuel is sent into the position of super critical boiler burner (interface is from second and third layer of top number), and conventional state has 1200 ℃-1500 ℃ temperature, and in this temperature environment, burning can not produce bioxin.
● the time guarantees: flue gas is higher than the time of staying＞3s of 850 ℃, and it is synthetic to impel the dioxin thing to be difficult to again.
Description of drawings
Figure 1B alance-I type advances three, goes out two automatic U type air curtain rubbish discharge channels
The double-deck four roller rubbish of Fig. 2 Balance-I type pull cuts broken feeder
The double-deck four roller rubbish of Fig. 3 Balance-I type pull cuts broken feeder floor plan
The double-deck four roller rubbish of Fig. 4 Balance-I type pull to be cut broken feeder and pulls cutting knife
The double-deck four roller rubbish of Fig. 5 Balance-I type pull cuts broken feeder feed screw
The powerful pressing waste dewaterer of Fig. 6 Balance-I type
Fig. 7 domestic waste is produced equipment and the industrialization method process chart that composite dry powder fuel is used for coal-burning power plant's generating
The various liquid of Fig. 8, solid, gas difference comprehensive utilization treatment process flow chart
The specific embodiment
The present invention further specifies the present invention with the following example, but protection scope of the present invention is not limited to the following example.
Embodiment 1-2 is that domestic waste production composite dry powder fuel is used for coal-burning power plant's generating
Embodiment 1
Domestic waste is compound through closed reception, pulverizing step by step, sorting step by step, normal temperature mummification, modification, produce composite dry powder fuel; Only 30 minutes production cycle (advancing rubbish to output finished product); Then send into super critical boiler burning (interface is from second and third layer of top number), crude waste generated energy 284 degree per ton.
The production composite dry powder fuel step of embodiment 2 is identical with embodiment 1, is not both composite dry powder entering power plant's coal mill system and coal and gets into the burner hearth multifuel combustion together, also obtains effect same.
Embodiment 3-4 is the hot regeneration of garbage, waste-water.
Embodiment 3
The garbage, waste-water that squeezes out purifies through filtration, the acid-base value adjustment, and the preparing modified solvent is processed liquid fuel, sprays into the oil burning boiler burning through spray nozzle, and temperature reaches 1500 ℃, and the quantum of output of ton steam with burning diesel oil ratio is: diesel oil: liquid fuel=1: 1.51.
The production liquid fuel step of embodiment 4 is identical with embodiment 3; Different is that liquid fuel is got into spray combustion in the open type big cooking stove for kitchen use; The temperature that reaches is 1300 ℃, and same boiled one pot of amount that water consumed with the diesel oil ratio is: diesel oil: liquid fuel=1: 1.37.
Claims (7)
1. domestic waste is produced equipment and the industrialization method that composite dry powder fuel is used for coal-burning power plant's generating, it is characterized in that comprising the following steps and equipping:
(1) domestic waste is produced equipment and industrialization method major project process implementing step and the equipment that composite dry powder fuel is used for coal-burning power plant's generating:
1. receive, pulverizing, sorting
Domestic waste transports factory's automatic weighbridge metering outdoors to through the special-purpose dumper of house refuse enclosed type and draws sign indicating number pound station; Drawing sign indicating number through automatic gauge opens single back and gets into the Balance-I of factory type and advance three, go out two automatic U type air curtain rubbish discharge channels; Can rubbish be discharged into closed automatic garbage crushing storehouse, the other emergent storehouse of stacking of rubbish that is provided with, closed automatic garbage crushing storehouse prevents accidents such as power failure, machine maintenance, accident; Bottom, closed automatic garbage crushing storehouse is provided with the double-deck four roller rubbish of Balance-I type and pulls and cut broken feeder; Rubbish moment that dumper is discharged into pulls to cut and is crushed to particle diameter below 10 centimeters and delivers to the closed magnetic separation conveyer of next assorting room and remove ferrous metal (iron) through two road magnetic separation, gets into HYF-v gravity screening machine then, removes silicates thing (brick, stone, glass, sand ...); Then get into look again and select system sorting non-ferrous metal (copper, aluminium ...); The material selected gets into gathering system, and rest materials gets into HYF-v type double teeth roller rubbish and rubs with the hands and pull pulverizer and rub with the hands to pull and be crushed to particle diameter below 3 centimeters, then gets into the powerful pressing waste dewaterer of Balance-I type; Material water ratio is dewatered below 60% to below 25%; Taken off the material of water and broken up through disperser, then got into HYF-v wind-powered electricity generation separating plastic machine, the plastics of sorting get into gathering system; Rest materials is selected non-ferrous metal through one magnetic separator magnetic separation ferrous metal with color selector system look again; Metal through selecting gets into gathering system, and rest materials gets into HYF-v type monodentate roll extrusion garbage pulverator, makes material be crushed to particle diameter below 5 millimeters.
The Balance-I type that this step relates to advances three, goes out two automatic U type air curtain rubbish discharge channels, the double-deck four roller rubbish of Balance-I type pull cut broken feeder, the powerful pressing waste dewaterer of Balance-I type is design voluntarily; HYF-v gravity screening machine, HYF-v type double teeth roller rubbish are rubbed with the hands and are pulled pulverizer, HYF-v wind-powered electricity generation separating plastic machine, HYF-v type monodentate roll extrusion garbage pulverator and produced by Zhangjagang City and happy plant equipment Co., Ltd; The special-purpose dumper of house refuse enclosed type, an automatic weighbridge metering stroke sign indicating number pound station, closed automatic garbage crushing storehouse, closed magnetic separation conveyer, disperser are common apparatus, can choose voluntarily; It is the coloured eddy current metal of the LECS-175 separator that Fushun Longji Electromagnetic Science Co., Ltd produces that look selects system.
2. normal temperature mummification, meticulous compound
The rubbish meal (grain) that after 1. step is handled, transports gets into the meticulous anhydration system of rubbish normal temperature through the automatic gauge feeding device, adds an amount of additive simultaneously, and convention amount is 0.5-3%, carries out meticulous mummification, compound.Meticulous mummification, the compound waste dry powder that obtains get into rubbish composite dry powder fuel silo after conveyer is sent into elevator, the quality of this dry powder reaches combustion requirements, and fineness is the 300-800 order, and the mummification degree is that moisture content is below 10%.If (destructor plant can be established the waste dry powder silo in power plant in addition not in power plant, be transported into power plant with tank car.)
The meticulous anhydration system of rubbish normal temperature that this step relates to is the CM type superfine powder grinding machine that the meticulous desiccation machine of HYF-v rubbish normal temperature produced of Zhangjagang City and happy plant equipment Co., Ltd or Xianyang Non-Metallic Minerals Research & Design Institute produce; Automatic gauge feeding device, elevator, silo are common apparatus, can choose voluntarily.
3. coal-burning power plant's burning
The material of rubbish composite dry powder fuel silo is squeezed into four starch storehouses of establishing in addition of four jiaos in boiler through the storehouse pump; And------wind powder mixer---airduct on the boiler---super critical boiler burner (interface is that the boiler feed mouth is from second and third layer of top number) makes material normal combustion in stove to flapper after machine supplying powder.(also can measure the coal pulverizer import of squeezing into power plant's coal mill system through the storehouse pump, make coal dust and rubbish powder multifuel combustion in stove from the material of waste dry powder silo.)
The storehouse pump that this step relates to, starch storehouse, machine supplying powder, flapper, wind powder mixer, an airduct are common apparatus, can choose voluntarily.
(2) domestic waste is produced equipment and the industrialization method ancillary works that composite dry powder fuel is used for coal-burning power plant's generating:
A. waste gas, the hot regeneration of waste water
The waste gas heat regeneration
Transport in the overall process in garbage feeding, sorting, pulverizing, dehydration, mummification and all can produce refuse odor.Therefore, partly produce at this inlet scoop all is housed on the equipment, and the negative pressure equipment is housed, make foul smell all be collected into the waste gas bag, get into self-produced liquid fuel then that atomizer burner---burner hearth burns in the lump in the closed production workshop.
The hot regeneration of waste water
Pulverizing, depositing, all producing waste water in the dehydration, drying process; The unified collection by pipeline gets into wastewater disposal basin, removes impurity through the clean system of filter again, adds additive agent modified; Add the modification solvent in addition and make flammable liquid, this liquid burning can reach 1200-1500 ℃ of ignition temperature.
B. ferrous metal collection and treatment
Iron that magnetic separator gets off is concentrated through en-masse conveyer and is reclaimed, and clears up then, metering, piece, sale.
C. non-ferrous metal collection and treatment
Non-ferrous metal artificial separations such as the copper that color selector gets off, aluminium, lead, metering, packing are sold.
D. the silicates thing is handled
After things such as the brick that gravity concentrator gets off, stone, sand are pulverized, be pressed into building materials and sell.
E. Treatment of Waste Plastics
The waste plastics that the separating plastic machine gets off is collected with air duct, and sorting again, granulation, packing are sold.
The gas sampling pipe network that this ancillary works system relates to, negative pressure equipment, wastewater collection pipe network, filter clean system, atomizer burner, belt conveyor, cleaning, classification, metering, piece equipment, building materials former, air duct, plastic granulator, baling press etc. and be common apparatus, can choose voluntarily.
2. domestic waste according to claim 1 produces equipment and the industrialization method that composite dry powder fuel is used for coal-burning power plant's generating, it is characterized in that composite dry powder fuel production step 2., and the additive of said adding is CaCO
3, absorbent such as NaCl, addition is 0.5-3%.
3. domestic waste according to claim 1 is produced equipment and the industrialization method that composite dry powder fuel is used for coal-burning power plant's generating; It is characterized in that in the hot regeneration of garbage, waste-water; The additive of said adding mainly is acid (alkali) liquid (usable acid (alkali) waste liquid).The modification solvent of said adding is promptly through the methyl alcohol of modification.The said proportioning of producing flammable liquid (or claiming biological liquid fuel) is: modification solvent: rubbish waste liquid=55-70: 30-45.
4. Balance-I type according to claim 1 advances three, goes out two automatic U type air curtain rubbish discharge channel (see figure 1)s, it is characterized in that comprising rubbish vehicle unloading admission passage 1, and this passage is divided into three sections; Four sects are housed, automatic air curtain all is housed on the per pass door, promptly vehicle gets into the automatic air curtain door 2 in first road; Vehicle gets into the automatic air curtain door 3 in second road, and vehicle gets into the automatic air curtain door 4 in the 3rd road, and vehicle gets into the automatic air curtain door 5 in the 4th road; The rubbish discharge car enters automatic air curtain doorway, first road, and door is promptly opened, and the wind in the air curtain is simultaneously with blowing in the wind direction passage outdoors; The air of the inside can only be flowed to the inside, and the car back door of entering is promptly closed automatically, and air curtain stops blowing; Car is crossed second and third, the automatic air curtain door in four roads is like this equally, and discharge car has been crossed rubbish vehicle unloading admission passage 1, the rubbish vehicle unloading area 6 of having arrived; Can the tailstock rubbish be discharged into the rubbish of marching into the arena backwards and unloads material containing mouth 7, under case of emergency, can be discharged into interim rubbish heap warehousing 12; The vehicle of unsnatching material can return through rubbish vehicle unloading back backward channel 8, and rubbish vehicle unloading back backward channel 8 is divided into 2 sections, and three sects and air curtain apparatus are housed.Function is identical with feeding-passage, and wind direction also is to blow toward unloading material containing mouth direction.Guarantee that the rubbish stink does not leak.
5. the double-deck four roller rubbish of Balance-I type according to claim 1 pull cuts broken feeder (see figure 2); It is characterized in that comprising pulling and cut the broken part 2.1 and the conveying part 2.2 that connects material; It pulls cuts broken partly 2.1 (see figure 3)s and is characterised in that and comprises totally four of motor 2.1.1.1,2.1.1.2,2.1.1.3,2.1.1.4; Connect respectively by shaft coupling 2.1.2.1,2.1.2.2,2.1.2.3,2.1.2.4; Then be communicated with reduction box 2.1.3.1,2.1.3.2,2.1.3.3,2.1.3.4 again respectively; Connect shaft coupling 2.1.4.1,2.1.4.2,2.1.4.3,2.1.4.4 again; These four shaft couplings connect main shaft 2.1.8.1,2.1.8.2,2.1.8.3,2.1.8.4 respectively, and the last dress that is uniformly distributed with of main shaft 2.1.8.1,2.1.8.2,2.1.8.3,2.1.8.4 pulls cutting knife 2.1.7.1,2.1.7.2,2.1.7.3,2.1.7.4, pull to form 4 in the operation process of cutting knife 2.1.7.1,2.1.7.2,2.1.7.3,2.1.7.4 and pull tangent plane 2.1.1.1.1,2.1.1.1.2,2.1.1.1.3,2.1.1.1.4 (see figure 4); The broken housing 2.1.5.1 that partly is equipped with of complete machine; Connecting material and carry partly 2.2 (see figure 5)s, is that common conveying worm is contained in to pull and cuts broken lower end partly, will pull the material of cutting after connecting material and transfer out.
6. the powerful pressing waste dewaterer of Balance-I type according to claim 1 (see figure 6) is characterized in that comprising motor 3.1, reduction box 3.3; The centre has shaft coupling 3.2 to connect, and reduction box 3.3 comes out and has shaft coupling 3.4 to connect power transmission shaft 3.7, and the front end of power transmission shaft 3.7 is equipped with bearing block casing 3.6; Mainly be used for supporting kick, a bearing block 3.5.1,3.5.2 respectively are equipped with in bearing block casing 3.6 two ends; Spiral sleeve 3.8,3.9,3.10 are housed respectively on the power transmission shaft 3.7; 3.11, axle sleeve diameter 3.8＜3.9＜3.10＜3.11, the compression ratio one-level that makes material is greater than one-level; All be contained in bearing block casing 3.6 back according to the order of sequence, spiral sleeve 3.8,3.9 tail ends are equipped with tapered cover 3.13,3.14 respectively, and the scale spiral is all arranged outside the spiral sleeve 3.8,3.9,3.10.Front end at dewaterer is equipped with charging aperture 3.15, and tail end is equipped with tapered discharging opening 3.16, in the spiral outside shaped spiral housing 3.12 is housed.
7. the composite dry powder fuel that makes according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101344563A CN102784791A (en) | 2011-05-20 | 2011-05-20 | Equipment and industrialization method using municipal solid waste to produce composite dry powder fuel for power generation of coal-fired power plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101344563A CN102784791A (en) | 2011-05-20 | 2011-05-20 | Equipment and industrialization method using municipal solid waste to produce composite dry powder fuel for power generation of coal-fired power plant |
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| CN102784791A true CN102784791A (en) | 2012-11-21 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350428A (en) * | 2011-05-18 | 2012-02-15 | 何永峰 | Equipment for producing composite dry powder fuel used for coal-fired power plant generation with municipal domestic waste and industrialization method thereof |
| CN104056842A (en) * | 2013-06-20 | 2014-09-24 | 金洛俊 | Household Garbage Disposal System |
| CN112902193A (en) * | 2021-02-23 | 2021-06-04 | 山东大学 | Garbage incinerator system and catalytic removal method for garbage incineration flue gas purification hearth |
-
2011
- 2011-05-20 CN CN2011101344563A patent/CN102784791A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350428A (en) * | 2011-05-18 | 2012-02-15 | 何永峰 | Equipment for producing composite dry powder fuel used for coal-fired power plant generation with municipal domestic waste and industrialization method thereof |
| CN102350428B (en) * | 2011-05-18 | 2014-02-26 | 何永峰 | Equipment for producing composite dry powder fuel used for coal-fired power plant generation with municipal domestic waste and industrialization method thereof |
| CN104056842A (en) * | 2013-06-20 | 2014-09-24 | 金洛俊 | Household Garbage Disposal System |
| CN104056842B (en) * | 2013-06-20 | 2016-09-28 | 金洛俊 | Domestic garbage treating system |
| CN112902193A (en) * | 2021-02-23 | 2021-06-04 | 山东大学 | Garbage incinerator system and catalytic removal method for garbage incineration flue gas purification hearth |
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