CN109644781A - A kind of ecological recovery method and its ecological flyash stack yard of flyash stack yard - Google Patents
A kind of ecological recovery method and its ecological flyash stack yard of flyash stack yard Download PDFInfo
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- CN109644781A CN109644781A CN201910028311.1A CN201910028311A CN109644781A CN 109644781 A CN109644781 A CN 109644781A CN 201910028311 A CN201910028311 A CN 201910028311A CN 109644781 A CN109644781 A CN 109644781A
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- Prior art keywords
- coal dust
- fine coal
- layer
- flyash
- dust heap
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- 239000010881 fly ash Substances 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000011084 recovery Methods 0.000 title claims abstract description 18
- 239000002817 coal dust Substances 0.000 claims abstract description 51
- 239000002689 soil Substances 0.000 claims abstract description 38
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 29
- 230000006872 improvement Effects 0.000 claims abstract description 26
- 235000013311 vegetables Nutrition 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 19
- 238000009954 braiding Methods 0.000 claims abstract description 18
- 238000005728 strengthening Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 241000196324 Embryophyta Species 0.000 claims description 13
- 239000004033 plastic Substances 0.000 claims description 10
- 229920003023 plastic Polymers 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 5
- 210000003205 muscle Anatomy 0.000 claims description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 4
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 4
- 229910052791 calcium Inorganic materials 0.000 claims description 4
- 239000011575 calcium Substances 0.000 claims description 4
- 239000004571 lime Substances 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 239000012784 inorganic fiber Substances 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 235000012255 calcium oxide Nutrition 0.000 claims description 2
- 239000000292 calcium oxide Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 12
- 229910052602 gypsum Inorganic materials 0.000 description 6
- 239000010440 gypsum Substances 0.000 description 6
- 239000003245 coal Substances 0.000 description 3
- 230000001143 conditioned effect Effects 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G20/00—Cultivation of turf, lawn or the like; Apparatus or methods therefor
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B79/00—Methods for working soil
- A01B79/02—Methods for working soil combined with other agricultural processing, e.g. fertilising, planting
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/20—Securing of slopes or inclines
- E02D17/202—Securing of slopes or inclines with flexible securing means
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The ecological recovery method of flyash stack yard proposed by the present invention, comprising steps of (1) reinforces the side slope of fine coal dust heap, the mode of reinforcing is that structural strengthening or nonmetallic materials braiding circle are reinforced;(2) the covering improvement organoclay in the fine coal dust heap side slope reinforced, forms improvement organic soil layer;(3) plantation forms the surrounding vegetable layer for surrounding fine coal dust heap with fixing of soil and conservation of water in improvement organic soil layer;(4) the former earthing of fine coal dust heap top surface is improved, the planting plants on improvement earthing form top surface vegetable layer, this method efficiently solves the problems, such as the fugitive dust of flyash stack yard, and realizes the ecological recovery of flyash stack yard.
Description
Technical field
The present invention relates to the ecological restoration technical field of flyash stack yard more particularly to the ecological recovery sides of flyash stack yard
Method and its ecological flyash stack yard.
Background technique
Electric power is the guarantee of China's rapid economic development, and China's electric power is still based on thermoelectricity, account for the 75% of total electricity with
On, thermal power generation is still the mainstream of China's power industry within quite long period from now on.The fire coal of thermal power generation accounts for China
The discharge amount of the 50% of output of coal, the annual flyash in the whole nation is more than 100,000,000 tons, these flyash are mostly deposited in various grey stockyards.
By the investigation to domestic Shuo Jia power plant, currently, power plant is substantially in such a way that level land heap is high to flyash
It is stacked, then is covered using earthing.It is stacked in flyash and has mixed partial desulfurization gypsum and a small amount of furnace in transportational process
The impurity such as slag, mainly there are two sources for the overburden soil of flyash: first is that coal mining spoir, second is that the cleaning soil on stockyard surface,
These overburden soils are used for flyash heap Landfill covering after molding.
It is reported that fugitive dust of the flyash in toppling process in order to prevent, currently used is layered coverage desulfurized gypsum
Mode;The fugitive dust of flyash during transportation in order to prevent, at present mostly using close or cover formula transport vehicle into
Row transport, and watering dust prevention is carried out to flyash stack yard peripheral portion transport routes.
There are the following problems for above-mentioned existing flyash stack yard:
Firstly, be layered using desulfurized gypsum, dust-proof there are drawbacks, on the one hand, there are fugitive dust to show for desulfurized gypsum itself
As, the problem of not can solve flyash fugitive dust, hinder the comprehensive utilization of flyash from now on instead because desulfurized gypsum with
Flyash mixes heap can change the character of flyash significantly, be unfavorable for the comprehensive utilization of resources of flyash;On the other hand, desulfurization stone
Cream easily causes the harmful metal pollution in flyash to spread, and in turn results in serious environmental pollution, and to the ground on stockyard periphery
It is lauched and constitutes potential pollution risk with soil.
Second, current flyash, which stacks mode, be easy to cause internal flyash due to the too simple weakness of Slope Treatment
Pollution leaks and risk of landslip.
Third, the organic principle of Landfill covering soil is less, raw-soil scope is substantially belonged to, so after fine coal dust heap is formed, very
Difficulty is formed on its surface vegetation protection, is unfavorable for the firm and lasting of fine coal dust heap, and the overburden soil without vegetation protection is in wind
New dust pollution source can be become under the external environment of solarization;
Fourth, watering dust suppression is makeshift, not only wasting manpower and material resources, but also cannot thoroughly solve the problems, such as fugitive dust.
Summary of the invention
In order to solve the problems existing in the prior art, the present invention is directed to propose a kind of ecological recovery method of flyash stack yard and
Its ecological flyash stack yard can efficiently solve fugitive dust problem and control the pollution of flyash stack yard, realize that ecology is restored.
To achieve the above object, the ecological recovery method of flyash stack yard proposed by the present invention, includes the following steps:
(1) side slope of fine coal dust heap is reinforced, the mode of reinforcing is that structural strengthening or nonmetallic materials braiding circle add
Gu;
(2) the covering improvement organoclay in the fine coal dust heap side slope reinforced, forms improvement organic soil layer;
(3) plantation forms the surrounding vegetable layer for surrounding fine coal dust heap with fixing of soil and conservation of water in improvement organic soil layer;
(4) the former earthing of fine coal dust heap top surface is improved, the planting plants on improvement earthing form top surface vegetation
Layer.
Further, to the flyash stack yard of stable many years, first implement above-mentioned steps (4), then implementation steps (1) are extremely
(3)。
Further, structural strengthening includes several strenthening members, and strenthening member is muscle prefabricated component in high-strength light band, prefabricated
Part is by forming after calcium lime powder and fiber and/or the mixing of waste plastic silk ribbon are added in innoxious flyash.
Further, it in the case where the side slope step height of fine coal dust heap is less than 3m and grade of side slope angle less than 60 °, adopts
The side slope of fine coal dust heap is reinforced with nonmetallic materials braiding circle.
Further, nonmetallic materials braiding circle is woven using organic/inorganic fiber, plastics or plant stem, is compiled
Loop diameter≤1m is knitted, is highly 100mm~150mm.
Further, the Plant choosing transverse direction well developed root system of surrounding vegetable layer and top surface vegetable layer, drought-enduring, salt resistance alkali, life
Long quickly careless class.
The present invention also proposes the ecological fine coal dust heap that a kind of ecological recovery method according to above-mentioned flyash stack yard obtains
, including capped fine coal dust heap, it is successively reinforced layer, improvement organic soil layer and surrounding vegetable layer around fine coal dust heap and covers
Lid, wherein reinforcing layer improves organic soil layer and be located at reinforcing layer near fine coal dust heap, surrounding vegetable layer farthest away from fine coal dust heap
Between surrounding vegetable layer, reinforcing layer is fabric reinforcing layer or nonmetallic materials braiding circle reinforcing layer, the top surface of fine coal dust heap
Successively it is modified soil layer and the covering of top surface vegetable layer, wherein improvement soil layer directly overlays on the top surface of fine coal dust heap.
Further, in the side slope step height of fine coal dust heap less than 3 meters and in the case that grade of side slope angle is less than 60 °,
Reinforcing layer is using nonmetallic materials braiding circle reinforcing layer.
Further, it is that organic/inorganic fiber, plastics or plant stem braiding circle add that nonmetallic materials, which weave circle reinforcing layer,
Gu layer.
Further, fabric reinforcing layer includes several strenthening members, and strenthening member is by flyash and calcium lime powder
Mixture package fiber and/or waste plastic silk ribbon and in the high-strength light band that is formed muscle prefabricated component, strenthening member pass through anchor pole
And/or anchor build-in is due in fine coal dust heap.
The beneficial effects of the present invention are:
(1) by fine coal dust heap is reinforced, is covered organoclay, plantation, solve the problems, such as the fugitive dust of flyash stack yard,
Realize the ecology of flyash stack yard;
(2) desulfurized gypsum demixing technology in the prior art has been abandoned, the character of flyash is maintained, so that flyash exists
It is subsequent to be still integrated into utilization;
(3) fabric reinforcing layer not only increases the performance of strenthening member using innoxious flyash as primary raw material, and makes
Obtaining flyash turns waste into wealth;
(4) it is improved, and is planted by the former earthing to flyash stack yard top surface, so that the surrounding of fine coal dust heap
With top by vegetative coverage, not only solves the problems, such as fugitive dust, but also improve ecological environment.
Detailed description of the invention
With reference to the accompanying drawing the present invention is made further to describe and illustrate.
Fig. 1 is the cross-sectional view of the ecological fine coal dust heap of preferred embodiment of the invention.
Specific embodiment
Below in conjunction with attached drawing, pass through the description to the preferred embodiment of the present invention, more clearly and completely elaboration
The technical solution of invention.
The present invention proposes a kind of ecological recovery method of flyash stack yard, and this method comprises the following steps:
(1) side slope of fine coal dust heap is reinforced, the mode of reinforcing is that structural strengthening or nonmetallic materials braiding circle add
Gu preventing fine coal dust heap from coming down by slope reinforcement;
(2) the covering improvement organoclay in the fine coal dust heap side slope reinforced, forms improvement organic soil layer or is known as having
Machine plants layer;
Improveing organoclay has preferable soil property and higher soil fertility, can create for the growth of vegetation good
Soil environment condition.Preferably, improve organic soil layer with a thickness of 100mm~150mm, can guarantee the long-term water and soil of organoclay in this way
Be not lost, enable be planted in improvement organoclay in vegetation normal growth.
(3) it plants in improvement organic soil layer with fixing of soil and conservation of water;
Preferably, the Plant choosing transverse direction well developed root system, drought-enduring, salt resistance alkali of plantation, fast growing careless class, to be formed
The surrounding vegetable layer being covered in improvement organoclay, improves the ecoscape in stockyard;
(4) the former earthing of fine coal dust heap top surface is improved, to achieve the purpose that getting fat is retained, on improvement earthing
Planting plants form top surface vegetable layer;
As needed, thickness of earth covering can be increased under the premise of improveing to former earthing.Earthing improves depth according to plantation
It is required that determining, general depth is 100mm~300mm, needs if any special plantation, can also increase conditioned soil depth or right
Former earthing, which is averagely shallowly changed, or part is deep changes, to meet different plantation demands.The vegetation planted on improvement soil layer forms top
The covering of face vegetable layer.
To the flyash stack yard of stable many years, can first it implement above-mentioned steps (4), then implementation steps (1) to (3).
In above-mentioned steps (1), fabric reinforcing layer includes several strenthening members, and strenthening member is muscle in high-strength light band
Prefabricated component, the prefabricated component add a certain amount of auxiliary material, such as calcium lime powder, fibre using the flyash after innoxious as major ingredient
Dimension, waste plastic silk ribbon etc., to improve the intensity of prefabricated component, innoxious flyash be sufficiently mixed after molding with auxiliary material formed it is prefabricated
Part.The benefit designed in this way is: on the one hand, be utilized the characteristic of flyash, flyash alkalinity with higher, and quick lime
It is solid that water-setting is met after powder mixing, hardness with higher, and light weight;On the other hand, the waste utilization of flyash is realized.It reinforces
Component is by anchor pole and/or anchor build-in due in fine coal dust heap.
In the case where the side slope step height of fine coal dust heap is less than 3m and grade of side slope angle α less than 60 °, reinforcing layer is used
Nonmetallic materials braiding circle reinforces the side slope of fine coal dust heap.Preferably, nonmetallic materials braiding circle reinforcing layer uses and has
Machine/inorfil, plastics or plant stem weave, and weave loop diameter≤1m, are highly 100mm~150mm.According to need
It wants, braiding circle can be fixed to each other with nylon rope etc..
As shown in Figure 1, the ecology fine coal dust heap according to obtained from above-mentioned ecological recovery method includes being located in the middle, being coated
The fine coal dust heap 1 of lid is successively reinforced layer 2, improvement organic soil layer 3 and surrounding vegetable layer 4 around fine coal dust heap 1 and covers,
In, reinforcing layer 2 improves organic soil layer 3 and is located at reinforcing layer 2 near fine coal dust heap 1, surrounding vegetable layer 4 farthest away from fine coal dust heap
Between surrounding vegetable layer 4.The top surface of fine coal dust heap 1 is successively modified soil layer 5 and top surface vegetable layer covering 6, wherein conditioned soil
Layer 5 directly overlays on the top surface of fine coal dust heap 1.
Only preferred embodiments of the present invention will be described for above-mentioned specific embodiment, and not to guarantor of the invention
Shield range is defined.Under the premise of not departing from design concept of the present invention and scope, those skilled in the art
Provided verbal description, attached drawing various modifications to made by technical solution of the present invention, substitution and improvement according to the present invention,
It should belong to protection category of the invention.Protection scope of the present invention is determined by claim.
Claims (10)
1. a kind of ecological recovery method of flyash stack yard, which is characterized in that the ecological recovery method includes the following steps:
(1) side slope of fine coal dust heap is reinforced, the mode of reinforcing is that structural strengthening or nonmetallic materials braiding circle are reinforced;
(2) the covering improvement organoclay in the fine coal dust heap side slope reinforced, forms improvement organic soil layer;
(3) plantation forms the surrounding vegetable layer for surrounding fine coal dust heap with fixing of soil and conservation of water in improvement organic soil layer;
(4) the former earthing of fine coal dust heap top surface is improved, the planting plants on improvement earthing form top surface vegetable layer.
2. ecological recovery method as described in claim 1, which is characterized in that first real to the flyash stack yard of stable many years
It applies above-mentioned steps (4), then implementation steps (1) to (3).
3. ecological recovery method as described in claim 1, which is characterized in that the structural strengthening includes several strenthening members,
The strenthening member is muscle prefabricated component in high-strength light band, and the prefabricated component is by the way that quick lime is added in innoxious flyash
It is formed after powder and fiber and/or the mixing of waste plastic silk ribbon.
4. ecological recovery method as described in claim 1, which is characterized in that be less than 3m in the side slope step height of fine coal dust heap
And in the case that grade of side slope angle is less than 60 °, the side slope of fine coal dust heap is reinforced using nonmetallic materials braiding circle.
5. ecological recovery method as claimed in claim 4, which is characterized in that nonmetallic materials braiding circle using it is organic/
Inorfil, plastics or plant stem weave, and weave loop diameter≤1m, are highly 100mm~150mm.
6. ecological recovery method as described in claim 1, which is characterized in that the plant of the surrounding vegetable layer and top surface vegetable layer
Object select lateral well developed root system, drought-enduring, salt resistance alkali, fast growing careless class.
7. the ecological flyash stack yard obtained according to the ecological recovery method of flyash stack yard as described in claim 1, including
Capped fine coal dust heap, which is characterized in that layer, improvement organic soil layer and surrounding are successively reinforced around the fine coal dust heap
Vegetable layer covering, wherein the reinforcing layer is near the fine coal dust heap, and the surrounding vegetable layer is farthest away from the flyash
Heap, for the improvement organic soil layer between the reinforcing layer and the surrounding vegetable layer, the reinforcing layer is fabric reinforcing layer
Or nonmetallic materials braiding circle reinforcing layer, the top surface of the fine coal dust heap are successively modified soil layer and the covering of top surface vegetable layer,
Wherein, the improvement soil layer directly overlays on the top surface of the fine coal dust heap.
8. ecology flyash stack yard as claimed in claim 7, which is characterized in that in the side slope step height of the fine coal dust heap
Less than 3 meters and in the case that grade of side slope angle is less than 60 °, the reinforcing layer is using nonmetallic materials braiding circle reinforcing layer.
9. ecology flyash stack yard as claimed in claim 8, which is characterized in that the nonmetallic materials braiding encloses reinforcing layer and is
Organic/inorganic fiber, plastics or plant stem braiding circle reinforcing layer.
10. ecology flyash stack yard as claimed in claim 7, which is characterized in that the fabric reinforcing layer includes that several add
Though component, the strenthening member is to wrap up fiber and/or waste plastic silk ribbon shape by the mixture of flyash and calcium lime powder
At high-strength light band in muscle prefabricated component, the strenthening member is by anchor pole and/or anchor build-in due in the fine coal dust heap.
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CN201910028311.1A CN109644781A (en) | 2019-01-11 | 2019-01-11 | A kind of ecological recovery method and its ecological flyash stack yard of flyash stack yard |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115362886A (en) * | 2022-08-25 | 2022-11-22 | 国家电投集团江西中业兴达电力实业有限公司 | Fly ash stacking and dust raising prevention method |
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CN1178626A (en) * | 1996-10-04 | 1998-04-15 | 郝志邦 | Anti-pollution ecological treatment method for ash storing field in power station |
CN102182195A (en) * | 2011-02-01 | 2011-09-14 | 深圳市胜义环保有限公司 | Weathering preventing and reinforcing method and structure of mudstone side slope of waste residue storage yard |
CN103806454A (en) * | 2014-02-14 | 2014-05-21 | 北京矿冶研究总院 | Method for pollution control and vegetation recovery of metal sulfide ore solid waste storage yard |
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CN203716135U (en) * | 2014-02-12 | 2014-07-16 | 北京矿冶研究总院 | Ecological restoration layer for sintering process red mud storage yard slope |
CN204208877U (en) * | 2014-11-13 | 2015-03-18 | 赵立虎 | A kind of coal-burning power plant stores up grey field and industrial tailings dust-arrest device |
CN205475261U (en) * | 2016-04-01 | 2016-08-17 | 四川电力设计咨询有限责任公司 | Ash dam structure of power plant |
-
2019
- 2019-01-11 CN CN201910028311.1A patent/CN109644781A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1178626A (en) * | 1996-10-04 | 1998-04-15 | 郝志邦 | Anti-pollution ecological treatment method for ash storing field in power station |
CN102182195A (en) * | 2011-02-01 | 2011-09-14 | 深圳市胜义环保有限公司 | Weathering preventing and reinforcing method and structure of mudstone side slope of waste residue storage yard |
CN203716135U (en) * | 2014-02-12 | 2014-07-16 | 北京矿冶研究总院 | Ecological restoration layer for sintering process red mud storage yard slope |
CN103806454A (en) * | 2014-02-14 | 2014-05-21 | 北京矿冶研究总院 | Method for pollution control and vegetation recovery of metal sulfide ore solid waste storage yard |
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CN204208877U (en) * | 2014-11-13 | 2015-03-18 | 赵立虎 | A kind of coal-burning power plant stores up grey field and industrial tailings dust-arrest device |
CN205475261U (en) * | 2016-04-01 | 2016-08-17 | 四川电力设计咨询有限责任公司 | Ash dam structure of power plant |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115362886A (en) * | 2022-08-25 | 2022-11-22 | 国家电投集团江西中业兴达电力实业有限公司 | Fly ash stacking and dust raising prevention method |
CN115362886B (en) * | 2022-08-25 | 2024-06-04 | 国家电投集团江西中业兴达电力实业有限公司 | Fly ash stacking dust-raising prevention method |
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