CN103396804A - Preparation method for amendment used for restoration of petroleum-heavy metal combinedly-contaminated saline soil - Google Patents
Preparation method for amendment used for restoration of petroleum-heavy metal combinedly-contaminated saline soil Download PDFInfo
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- CN103396804A CN103396804A CN2013103436319A CN201310343631A CN103396804A CN 103396804 A CN103396804 A CN 103396804A CN 2013103436319 A CN2013103436319 A CN 2013103436319A CN 201310343631 A CN201310343631 A CN 201310343631A CN 103396804 A CN103396804 A CN 103396804A
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Abstract
The invention relates to a preparation method for an amendment used for restoration of petroleum-heavy metal combinedly-contaminated saline soil. The preparation method comprises the following steps: airing carbon black to obtain a black powder or particle; preparing 8*10<10>/ml of a composite strain from bacillus subtilis and sphingobacterium multivolume in a ratio of 1: 1; air drying a biogas residue, crushing the biogas residue, sieving the crushed biogas residue with a 10-mesh sieve and compounding the biogas residue with carbon black, urea and a high efficiency petroleum degrading bacterium according to a certain proportion; and carrying out flat-mold type extrusion and granulation to produce a cylindrical particle, rounding the cylindrical particle by using a rounding machine, then screening the particle with a vibrating screen, allowing the particle to enter into a cooler for cooling and then carrying out weighing and bagging. The amendment prepared by using the method provided by the invention can reduce activity of heavy metals in the degradation process of petroleum while realizing high efficiency degradation of petroleum hydrocarbons in soil by using the petroleum degrading bacterium, accelerates growth of plants grown in saline soil and promotes micro-biological degradation efficiency by using the plants. The method provides a highly efficient, economic and safe amendment for microbe-plant restoration of mild petroleum-heavy metal contaminated soil.
Description
Technical field:
The present invention relates to a kind of oil-heavy-metal composite pollution salinization soil original position that is applied to and repair the preparation method of modifying agent.
Background technology:
Along with the demand of oil increases considerably, the oil production industrial boom.Petroleum pollution problem in the processes such as exploitation, transportation, storage, processing is quite outstanding.China is as maximum in the world oil production and country of consumption, and the oil field of exploratory development has surpassed more than 500, and the oil annual production surpasses 1 * 10
11Kg.Because each elephant zone oil production technology between the past many decades falls behind relatively, stopping property is not good; environmental protective measure falls behind, pollutes the reasons such as control and recovery technique shortage relatively in addition; make China's soil petroleum-type pollution level far above developed country, and be year by year accumulation and increase the weight of situation.
Annual approximately 700,000 t of ground crude oil that produce of oil enterprises in China, wherein approximately 70,000 t enter edatope, and the subregion soil and groundwater deterioration of the ecological environment is to expendable edge.Daqing oil field oil development district contaminated soil area surpasses 75%, around oil well in the 100m scope in soil average oleaginousness reach 1037mg/kg, far away higher than threshold value 500mg/kg; In serious pollution district, Liaohe Oil Field, the oleaginousness in soil has surpassed l0000mg/kg; Irrigated area is comforted in the Shen, petroleum wastewater irrigated area of China's maximum, and soil mineral oil in fluid concentration is up to 6861.1mg/kg(Li Xiao army etc., 2007).Delta Region of The Yellow River has abundant hydrocarbon resources, is the second largest pteroleum base of China.47 exploratory spots that Qilu Petrochemical in 1993 is carried out the oil-polluted soils zone, totally 129 soil samples the analysis showed that: petroleum-type organic pollutant recall rate is 100%, total oil detects maximum and reaches 900mg/kg, point position petroleum hydrocarbon content from oil well close to is up to 65000mg/kg, reservoir northwest, Mouth Area of The Yellow River Guangnan to the oil recovery field near in soil the quality percentage composition of total petroleum hydrocarbon and oil and fat can reach 0.35% and 2.4%; Polycyclic aromatic hydrocarbons in the settling of the Huanghe delta is mainly derived from the crude oil pollution of the Huanghe delta.In addition, topsoil, northwest of Jilin province Momoge marsh oilfield exploitation district ubiquity soil petroleum pollution etc. are polluted in the unprocessed direct stacking of the discarded slurry well site in most well sites, the long celebrating in Shaanxi oil field.Petroleum-type is polluted one of principal mode that has become China's soil resource destruction.
The most onshore oil fields of China, the oil field of northern area especially, relatively more outstanding characteristics are exactly that soil salt content is generally higher, and vegetation pattern is simple, and especially soil may exist oil-heavy-metal composite pollution.Microorganism-phytoremediation technology has been considered to the oil-polluted soils recovery technique of most worthy and tool vitality.For avoiding when the microorganism-Phytoremediation of Petroleum-polluted Soil, heavy metallic activation, simultaneously for improving remediation efficiency, in the urgent need to researching and developing the modifying agent of economy, safe, efficient, practical oil-heavy-metal composite pollution soil, to guarantee the remediation efficiency of microorganism-phytoremediation technology.
Summary of the invention:
The object of the invention is to overcome the shortcoming of prior art, provide a kind of oil-heavy-metal composite pollution salinization soil original position that is applied to repair the preparation method of modifying agent.The technology of the present invention is carried out proportioning with carbon black, high efficient petroleum degrading bacteria, organic matter, chemical fertilizer etc. first, obtains oil-heavy-metal composite pollution salinization soil original position and repairs modifying agent.
In order to realize the foregoing invention purpose, the preparation method that a kind of oil of the present invention-heavy-metal composite pollution salinization soil is repaired modifying agent operates in accordance with the following steps:
The first step, carbon black be through airing, darkly toner powder or grain powdery;
Described carbon black is for being used for the solid waste after the food-processing industry decolouring is processed, iodine sorption value (mg/g) 〉=800; Yamamoto Methylene Blue ZF decolouring (ml) 〉=7-8; The pH value is 6-8; Moisture (%)≤10; Ash (%)≤5;
Second step, high efficient petroleum degrading bacteria preparation: subtilis (Bacillus subtillus) and Sphingobacterium multivorum (Sphingobacterium multivolum) two bacterial strains are mixed with 8 * 10 by 1:1
10The composite bacteria of individual/ml;
Bacterial classification derives from Shandong Province academy sciences Biology Research Institute (ZL200710013906.7).
The 3rd step, modifying agent composite: the natural pond slag is air-dry, pulverized 10 mesh sieves after, composite with carbon black, urea, high efficient petroleum degrading bacteria, wherein, natural pond slag: carbon black: the weight percent of urea is 88:10:2; The gross weight of natural pond slag and carbon black and urea: high efficient petroleum degrading bacteria is 1:1(weightmeasurement ratio kg/ml);
Described natural pond slag derives from intensive milk cattle cultivating factory, cow dung after marsh gas power generation, the residue in methane-generating pit through airing, grind, sieve, standby.
In the 4th step, granulation: adopt flat-die type powdered extruder grain, produce cylindrical particle, then through throwing twice throwing of circular knitting machine circle, each circle of throwing needs water spray 3 times, 5 seconds of at every turn spraying water, vibratory screening apparatus screening are laggard enters water cooler, coolingly by weighing, packs.
The inventive method is simple to operate, and cost is low, and the characteristics of the modifying agent of preparation are when utilizing the efficient degradation soil Petroleum Hydrocarbon of oil degradation bacteria, to utilize carbon black to reduce the activity of heavy metal in the oil degradation process; Utilize organic and fertilizer improvement soil, promote plant-growth on salinization soil, utilize plant to promote microbiological deterioration efficiency.For slight oil-heavy-metal contaminated soil microorganism-phytoremediation technology provides efficient, economic, a safe modifying agent.
Description of drawings:
Fig. 1 cultivates 60 days soil available Cd content figure for adding modifying agent;
Fig. 2 cultivates 60 days soil available Ni content figure for adding modifying agent;
Fig. 3 adds modifying agent to cultivate Cd petroleum contaminated soil degradation rate figure after 60 days;
Fig. 4 adds modifying agent to cultivate Ni petroleum contaminated soil degradation rate figure after 60 days.
Embodiment:
Below by specific embodiment, the inventive method is further elaborated.
Embodiment 1: oil-heavy-metal composite pollution salinization soil is repaired the preparation of modifying agent
The first step, carbon black be through airing, darkly toner powder or grain powdery; Carbon black iodine adsorption value (mg/g) 〉=800; Yamamoto Methylene Blue ZF decolouring (ml) 〉=7-8; The pH value is 6-8; Moisture (%)≤10; Ash (%)≤5.Carbon black is solid waste after being used for the food-processing industry sewage disposal.
Second step, the high efficient petroleum degrading bacteria preparation: contaminated soil, screening obtains subtilis (Bacillus subtillus) and Sphingobacterium multivorum (Sphingobacterium multivolum) 2 strain bacteriums near the Shengli Oil Field producing well, and two strain bacterium are mixed with 8 * 10 by 1:1
10The composite bacteria of individual/ml;
The 3rd step, modifying agent composite: the natural pond slag is air-dry, pulverized 10 mesh sieves after, composite with carbon black, urea, high efficient petroleum degrading bacteria, wherein, natural pond slag 880kg, modified carbon black 100kg, urea 20kg, high efficient petroleum degrading bacteria 1000ml(8 * 10
10Individual/ml).
The natural pond slag derives from intensive milk cattle cultivating factory, cow dung after marsh gas power generation, the residue in methane-generating pit through airing, grind, sieve, standby.
In the 4th step, granulation: adopt flat-die type powdered extruder grain, produce cylindrical particle, then through throwing twice throwing of circular knitting machine circle, each circle of throwing needs water spray 3 times, 5 seconds of at every turn spraying water, vibratory screening apparatus screening are laggard enters water cooler, coolingly by weighing, packs.
It is as shown in table 1 that the oil that the inventive method makes-heavy-metal composite pollution salinization soil is repaired the modifying agent product parameters:
Table 1 modifying agent product parameters
Product is two kinds of chocolate, no foul smell round shaped grain shape (particle diameter is at 3.35mm-5.6mm 〉=70%) and loose, black powder shapes, and assay all meets national standard.
The formula simultaneous test that embodiment 2, oil-heavy-metal composite pollution salinization soil are repaired modifying agent
Oil of the present invention-heavy-metal composite pollution salinization soil repairs the modifying agent formula and Comparative Examples formula scheme is as shown in table 2:
Table 2 formula scheme
It is as shown in table 3 on the impact of tomato yield that oil of the present invention-heavy-metal composite pollution salinization soil is repaired modifying agent, Comparative Examples 2 and formula of the present invention are significantly higher than Comparative Examples 1 to tomato yield, consider that carbon black is conducive in the oil degradation process heavy metal-passivated, so formulation selection of the present invention: air-dry natural pond slag 88%+10% carbon black+2% urea+high efficient petroleum degrading bacteria agent, wherein.
The impact of table 3 modifying agent on tomato yield
Embodiment 3: oil-heavy-metal composite pollution salinization soil is repaired the effect test of modifying agent
Testing program is as shown in table 4:
The experimental program of the different modifying agents of table 4
Annotate: in table, I represents 0.2% oil-10mgkg
-1Cd simulates oil-heavy-metal composite pollution soil; II represents 0.2% oil-100mgkg
-1Ni simulates oil-heavy-metal composite pollution soil.
Test-results is as follows:
1, the impact of modifying agent on the heavy metal in soil activity
Add modifying agent and cultivate 60 days soil available Cd, Ni content as shown in Figure 1-2.In Fig. 1 and Fig. 2, X-coordinate represents cultivated days, and ordinate zou represents respectively soil available Cd and available and total Ni content (mg/kg).Fig. 1, Fig. 2 show, on 0.2% oil-10mg/kgCd or 0.2% oil-100mg/kgNi combined pollution salinization soil, add modifying agent and can suppress the activation of oil degradation heavy metals in process, and along with the increase of modifying agent addition activity decreased.
2, the impact of modifying agent on the soil oil degradation
Add modifying agent and cultivate after 60 days Cd, Ni petroleum contaminated soil degradation rate as shown in Figure 3-4.In Fig. 3, ordinate zou represents petroleum hydrocarbon degradation rate (%); In X-coordinate, CK represents without exogenous heavy metal soil; Cd10 represents to add the soil that heavy metal Cd concentration is 10mg/kg; The CK-2% modifying agent represents that without exogenous heavy metal while modifying agent applied amount be 2%; The CK-4% modifying agent represents that without exogenous heavy metal while modifying agent applied amount be 4%; Cd10-interpolation heavy metal Cd concentration is the soil of 10mg/kg; The Cd10-2% modifying agent represents that external source Cd concentration is that 10mg/kg while modifying agent applied amount is 2%; The Cd10-4% modifying agent represents that external source Cd concentration is that 10mg/kg while modifying agent applied amount is 4%.In Fig. 4, ordinate zou represents petroleum hydrocarbon degradation rate (%); In X-coordinate, CK represents without exogenous heavy metal soil; Ni100 represents to add the soil that heavy metal Ni concentration is 100mg/kg; The CK-2% modifying agent represents that without exogenous heavy metal while modifying agent applied amount be 2%; CK-4% represents that without exogenous heavy metal while modifying agent applied amount be 4%; It is that 100mg/kg while modifying agent applied amount is 2% that the Ni100-2% modifying agent represents to add heavy metal Ni concentration; It is that 100mg/kg while modifying agent applied amount is 4% that the Ni100-4% modifying agent represents to add heavy metal Ni concentration.
Fig. 3, Fig. 4 show, on 0.2% oil-10mg/kgCd or 0.2% oil-100mg/kgNi combined pollution salinization soil, add modifying agent and can increase petroleum degradation rate, and the effect of adding 2% modifying agent is best.
3, the impact of modifying agent on phytomass, as shown in table 5:
Table 5 applies the impact of modifying agent on phytomass
Add 2%, 4% modifying agent on 0.2% oil-10mg/kgCd or 0.2% oil-100mg/kgNi combined contamination soil, plant shoot fresh weight and dry weight all increase with the addition of modifying agent.Illustrate that adding modifying agent can improve edaphic condition, Promoting plant growth.
Claims (3)
1. an oil-heavy-metal composite pollution salinization soil is repaired the preparation method of modifying agent, it is characterized in that operating in accordance with the following steps: the first step, carbon black be through airing, darkly toner powder or granular; Second step, high efficient petroleum degrading bacteria preparation: subtilis and Sphingobacterium multivorum two bacterial strains are mixed with 8 * 10 by 1:1
10The composite bacteria of individual/ml; The 3rd step, modifying agent composite: the natural pond slag is air-dry, pulverized 10 mesh sieves after, composite with carbon black, urea, high efficient petroleum degrading bacteria, wherein, natural pond slag: carbon black: the weight percent of urea is 88:10:2; The gross weight of natural pond slag and carbon black and urea: the high efficient petroleum degrading bacteria consumption is 1kg:1ml; In the 4th step, granulation: adopt flat-die type powdered extruder grain, produce cylindrical particle, then through throwing twice throwing of circular knitting machine circle, each circle of throwing needs water spray 3 times, 5 seconds of at every turn spraying water, vibratory screening apparatus screening are laggard enters water cooler, coolingly by weighing, packs.
2. a kind of oil according to claim 1-heavy-metal composite pollution salinization soil is repaired the preparation method of modifying agent, it is characterized in that described carbon black is for being used for the solid waste after the food-processing industry decolouring is processed, iodine sorption value 〉=800mg/g; Yamamoto Methylene Blue ZF decolouring 〉=7-8ml; The pH value is 6-8; Moisture≤10%; Ash≤5%.
3. a kind of oil according to claim 1-heavy-metal composite pollution salinization soil is repaired the preparation method of modifying agent, it is characterized in that described natural pond slag derives from intensive milk cattle cultivating factory, cow dung after marsh gas power generation, the residue in methane-generating pit through airing, grind, sieve.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104649848A (en) * | 2015-03-06 | 2015-05-27 | 天津理工大学 | Solid bacterial fertilizer for remedying petroleum polluted saline alkali soil and preparation method of solid bacterial fertilizer |
| CN104759459A (en) * | 2015-04-07 | 2015-07-08 | 山东师范大学 | Ectopic-in-situ combined bioremediation method of high-concentration petroleum contaminated soil |
| CN107896915A (en) * | 2017-09-25 | 2018-04-13 | 浙江海洋大学 | A kind of artificial soil formula of anti-oil diffusion |
| CN109174906A (en) * | 2018-08-31 | 2019-01-11 | 浙江理工大学 | A kind of apparatus and method solidifying flying dust |
| CN109438088A (en) * | 2018-12-27 | 2019-03-08 | 天津天丰泽田生物科技有限公司 | A kind of microbe soil conditioner and preparation method thereof for remedying oil-polluted soils |
| CN109576186A (en) * | 2018-12-27 | 2019-04-05 | 天津天丰泽田生物科技有限公司 | A kind of petroleum hydrocarbon degradation composite bacteria agent and preparation method thereof |
| CN109609133A (en) * | 2018-11-09 | 2019-04-12 | 河南正达环保科技有限公司 | Oil-polluted soils repair materials |
| CN112410265A (en) * | 2020-12-09 | 2021-02-26 | 鞍钢集团矿业有限公司 | Microbial agent and method for planting plants to improve tailing sand |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050435A (en) * | 2007-03-16 | 2007-10-10 | 山东省科学院生物研究所 | Solid microbe agent for degrading petroleum pollution, and petroleum products, and preparation method |
| CN103084153A (en) * | 2013-01-18 | 2013-05-08 | 山东师范大学 | Method for preparing nano black carbon passivator for repairing heavy metal contaminated soil |
-
2013
- 2013-08-08 CN CN201310343631.9A patent/CN103396804B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050435A (en) * | 2007-03-16 | 2007-10-10 | 山东省科学院生物研究所 | Solid microbe agent for degrading petroleum pollution, and petroleum products, and preparation method |
| CN103084153A (en) * | 2013-01-18 | 2013-05-08 | 山东师范大学 | Method for preparing nano black carbon passivator for repairing heavy metal contaminated soil |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104649848A (en) * | 2015-03-06 | 2015-05-27 | 天津理工大学 | Solid bacterial fertilizer for remedying petroleum polluted saline alkali soil and preparation method of solid bacterial fertilizer |
| CN104759459A (en) * | 2015-04-07 | 2015-07-08 | 山东师范大学 | Ectopic-in-situ combined bioremediation method of high-concentration petroleum contaminated soil |
| CN107896915A (en) * | 2017-09-25 | 2018-04-13 | 浙江海洋大学 | A kind of artificial soil formula of anti-oil diffusion |
| CN109174906A (en) * | 2018-08-31 | 2019-01-11 | 浙江理工大学 | A kind of apparatus and method solidifying flying dust |
| CN109609133A (en) * | 2018-11-09 | 2019-04-12 | 河南正达环保科技有限公司 | Oil-polluted soils repair materials |
| CN109438088A (en) * | 2018-12-27 | 2019-03-08 | 天津天丰泽田生物科技有限公司 | A kind of microbe soil conditioner and preparation method thereof for remedying oil-polluted soils |
| CN109576186A (en) * | 2018-12-27 | 2019-04-05 | 天津天丰泽田生物科技有限公司 | A kind of petroleum hydrocarbon degradation composite bacteria agent and preparation method thereof |
| CN112410265A (en) * | 2020-12-09 | 2021-02-26 | 鞍钢集团矿业有限公司 | Microbial agent and method for planting plants to improve tailing sand |
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