CN101333129B - High-efficiency biogas manure - Google Patents

High-efficiency biogas manure Download PDF

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CN101333129B
CN101333129B CN 200710123079 CN200710123079A CN101333129B CN 101333129 B CN101333129 B CN 101333129B CN 200710123079 CN200710123079 CN 200710123079 CN 200710123079 A CN200710123079 A CN 200710123079A CN 101333129 B CN101333129 B CN 101333129B
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fertilizer
biogas
kg
urea
superphosphate
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CN101333129A (en
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马丽媛
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马丽媛
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/11Specially adapted for crops
    • Y02A40/18Related to fertilizer management
    • Y02A40/20Sustainable fertilizers of biological origin
    • Y02A40/213Fertilizers from waste water, sewage sludge, sea slime, ooze or similar masses
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste
    • Y02E50/34Methane
    • Y02E50/343Methane production by fermentation of organic by-products, e.g. sludge
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/40Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
    • Y02W30/47Anaerobic fermentation, e.g. methanation combined with capture, recycling or flaring

Abstract

The present invention discloses an efficient biogas fertilizer. The traditional organic fertilizer has the problems of low nutrient content, slow fertilizer effect and low seasonal utilization of the fertilizer nutrients. The present invention provides the following technical proposal to solve all the problems: the weight proportions of the efficient biogas fertilizer comprise 100 kilograms of biogas slurry, 0.5 to 3 kilograms of urea, 1 to 3 kilograms of calcium superphosphate, and 0.1 to 0.5 kilograms of potassium sulfate; or the weight proportions of the efficient biogas fertilizer comprise 100 kilograms of biogas residue, 10 to 20 kilograms of urea, as well as 5 to 15 kilograms of calcium superphosphate. The efficient biogas fertilizer has the advantages of high nutrient content, faster fertilizer efficiency and high seasonal utilization of the fertilizer nutrients; the efficient biogas fertilizer can meet the demand for nutrients in a timely manner during the vigorous growth period when the crops require more fertilizer; the efficient biogas fertilizer can fertilize the soil and facilitate stable and high yield of crops so as to create a better agro-ecological system; the efficient biogas fertilizer significantly reduces the fertilizing frequency and labor cost in transport and fertilizing, so as to achieve good economic and social benefits.

Description

高效沼肥 Efficient biogas fertilizer

技术领域 FIELD

[0001] 本发明涉及肥料领域,尤其涉及高效沼肥。 [0001] The present invention relates to a fertilizer, and more particularly relates to high efficiency of anaerobic fermentation residues.

背景技术 Background technique

[0002] 沼肥含有丰富的有机质和各种养分,它不仅可以为作物直接提供养分,而且可以活化土壤中的潜在养分,增强微生物活性,促进物质转化,还能改善土壤理化性状,提高土壤肥力,防治土壤污染,这是化肥所不具备的特性,但传统的沼肥肥效缓慢、肥料中的养分当季利用率低,在作物生长旺盛、需肥较多的时期,往往不能及时满足作物对养分的需求, 且施肥数量大、运输和施用耗费劳力多,农业投资高,经济效益和社会效益差。 [0002] biogas fertilizer rich in various nutrients and organic matter, which can not only provide nutrients for the crops directly, but can be activated potential nutrients in the soil, enhance microbial activity, promote material transformation, but also improve soil physical and chemical properties, improve soil fertility , prevention of soil pollution, which is a fertilizer not available features, but traditional biogas manure fertilizer slow, low utilization rate of fertilizer nutrients in the quarter, strong growth in the crop, fertilizer needed more time, we can not in time to meet crop nutrient requirements and fertilizer in large quantities, transport and application of labor-intensive, high investment in agriculture, economic and social benefits poor.

发明内容 SUMMARY

[0003] 本发明的目的是提供既能为作物高产、稳产提供充足的养分,又能培肥土壤,为作物创造良好的生长环境的高效沼肥。 [0003] The object of the present invention to provide a high-yield crops to provide both, stable adequate nutrients, soil fertility can create a good and efficient anaerobic fermentation residues on crop growth environment.

[0004] 实现上述目的的技术方案为: [0004] The technical solution to achieve the above object is:

[0005]方案一: [0005] Scheme I:

[0006] 高效沼肥,由下述重量配比的原料组成: [0006] efficiency of anaerobic fermentation residues, the weight ratio of the starting material the following composition:

[0007] 沼液 100公斤 [0007] 100 kg biogas

[0008] 尿素 0. 5〜3公斤 [0008] 0.5 5~3 kg of urea

[0009] 过磷酸钙1〜3公斤 [0009] 1 ~ 3 kg superphosphate

[0010] 硫酸钾0.1〜0.5公斤 [0010] Potassium 0.1~0.5 kg

[0011] 所述沼液为正常发酵产气1个月以上的沼气池中的沼液。 The [0011] normal biogas digester gas production is more than 1 month in the slurry.

[0012] 按上述原料配比生产高效沼肥的步骤如下: [0012] Step above efficient production of biogas material ratio as follows:

[0013] 按上述原料配比取沼液、尿素、过磷酸钙、硫酸钾,将所取的沼液用沙布过滤,然后在过滤后的沼液中加入所取的尿素、过磷酸钙、硫酸钾,并搅拌均勻即制得本发明所述的高效沼肥。 [0013] The compounding ratio of the above-described raw material slurry, urea, superphosphate, potassium sulfate, the slurry was filtered, taken with gauze, and then adding urea in the slurry, taken after the filtration, superphosphate, potassium sulfate, and stir the efficiency of anaerobic fermentation residues present invention is that prepared.

[0014]方案二 : [0014] Scheme II:

[0015] 高效沼肥,由下述重量配比的原料组成: [0015] efficiency of anaerobic fermentation residues, the weight ratio of the starting material the following composition:

[0016] 沼渣 100公斤 [0016] 100 kg digestate

[0017] 尿素 10〜20公斤 [0017] 10-20 kg of urea

[0018] 过磷酸钙5〜15公斤 [0018] 5~15 kg superphosphate

[0019] 上述沼渣的重量为正常发酵2年以上的沼气池中的沼渣风干或烘干后的重量。 [0019] The weight of the fermented digestate normal weight after more than 2 years in the biogas digester air drying or drying.

[0020] 按上述原料配比生产高效沼肥的步骤如下: [0020] The above-described steps in efficient production of biogas material ratio as follows:

[0021] ①取正常发酵2年以上的沼气池中的沼渣,并将其风干或快速烘干;②按上述原料配比取尿素、过磷酸钙和步骤①所制得的干的沼渣;③将步骤②所取的尿素、过磷酸钙、 沼渣混合均勻,并用造粒机造成颗粒状化肥,最后再将所述颗粒状化肥烘干即制得本发明所述的高效沼肥。 [0021] ① biogas digester takes more than two years in normal fermentation, and allowed to air dry or dry quickly; ② the ratio for the above-described raw material urea, superphosphate, and the step ① of the obtained dry digestate ; ③ mixing urea, superphosphate, biogas taken step ② uniform, resulting in a granular fertilizer and a pelletizer, and then finally the particulate efficiency of anaerobic fermentation residues according to the present invention that is prepared by drying the fertilizer. [0022] 合成高效沼肥的各原料的性质如下: [0022] The properties of each raw material of biogas synthetic high as follows:

[0023] 沼液是有机物经沼气池制取沼气后的液体残留物,它不仅含有作物生长所必需的氮、磷、钾、微量元素、氨基酸等多种营养物质,而且含有丁酸、吲哚乙酸、维生素B12等活性、抗性物质,所以沼液具有肥效、调节作物生长和抗病虫害的显著作用,正常发酵产气1个月以上的沼气池中的沼液全氮含量为0. 03 %〜0. 08 %,全磷0. 02 %〜0. 07 %,全钾0. 05%〜1.4%,且氨基酸和金属离子以及有机质含量丰富。 [0023] The biogas digester is organics were prepared for liquid residue after the methane, which not only contains a nitrogen, phosphorus, potassium, trace elements, amino acids and other nutrients necessary for the growth of crops, but also contains butyric acid, indole acid, vitamin B12 and other active, resistant material, the slurry having a fertilizer, plant growth regulating effect and a significant pest resistance, nitrogen content than normal fermentation slurry in the digester gas in one month was 0.03% ~ 0. 08%, total phosphorus 0.02% ~ 0. 07%, total potassium 0.05% ~1.4%, and the metal ion and amino acids as well as organic matter content.

[0024] 沼渣是有机物经沼气池制取沼气后的固体残留物,除含有大量氮、磷、钾等速效养分外,还含有丰富的有机质、腐植酸、维生素、激素等,能明显地改善土壤的理化性能,培肥地力,是迟效速效兼备的无公害肥料,沼渣的有机质含量为40 %〜60 %,全氮1 %〜2 %,全磷0. 4%〜1. 2%,全钾0. 6%〜2%。 [0024] The biogas produced is organic digester via solid residue after the biogas, in addition to containing a large amount of available nutrients nitrogen, phosphorus and potassium, but also rich in organic matter, humic acid, vitamins, hormones and the like, can significantly improve the physical and chemical properties of the soil, soil fertility, a slow-acting fertilizer pollution of both rapid-acting, organic matter content of 40% digestate ~ 60%, ~ 2% 1% total nitrogen, total phosphorus ~ 1 0.4% 2% , total potassium 0.6% ~ 2%.

[0025] 尿素尿素分子式是C0(NH2) 2,含氮量46%,是固态氮肥中含氨量最高的一种氮肥。 [0025] Urea Urea is of the formula C0 (NH2) 2, 46% nitrogen content, the amount of ammonia nitrogen in the solid state is one of the highest nitrogen. 尿素施入土壤后,以分子态溶于土壤溶液中,并能被土壤胶体吸附,吸附的机理是尿素与粘土矿物或为腐殖质以氢健相结合。 Urea applied to soil, the soil solution dissolved in a molecular state, and the soil colloids can be adsorbed, adsorption mechanism urea or humus and clay minerals in a combined hydrogen bond. 尿素是中性肥料,长期施用对土壤没有破坏作用。 Urea fertilizer is neutral, long-term administration is no damaging effects on the soil.

[0026] 过磷酸钙(P2O5含量> 14% )是一类疏松多孔的粉状物质,组成十分复杂,含有多种元素,在加入粘结剂滚动造粒的过程中,其自身料浆很快变稠,极易形成颗粒状物料,其干燥后的强度也比较大。 [0026] SSP (P2O5 content> 14%) is a loose and porous powdery material composed of very complex, containing a variety of elements, the binder is added during the tumbling granulation, the slurry itself quickly thickens, easy to form granulated material, the strength after drying is relatively large. 因此过磷酸钙应该是钙镁磷钾肥比较理想的成球和增强添加剂, 同时其中还含有一定量的酸,可以中和钙镁磷钾肥中的部分碱,以扩大其施用范围,极为重要的是增加了一定量的硫(¾元素。 Ca, Mg, P and K superphosphate should therefore be ideal and enhancing additive into a ball, but which also contain a certain amount of the acid, the calcium and magnesium P and K in the base portion to expand its scope of administration, it is extremely important increasing the amount of sulfur (¾ element.

[0027] 硫酸钾一般为白色至淡黄色粉末,含K2O 50%〜52%,易溶于水,不易吸湿结块, 用硫酸钾应首先考虑到它是生理酸性肥料,在酸性上壤上长期施用可能引起土壤酸化板结,硫酸钾不含氯根,对一些忌氯又需钾较多的作物如烟草,马铃薯等施用硫酸钾,可取得较好效果,它又可施在油菜、大蒜等喜硫作物上,硫酸钾作基肥、追肥均可,基肥注意覆土深施。 [0027] Potassium is generally white to pale yellow powder containing K2O 50% ~52%, soluble in water, the moisture absorption blocking easy, with potassium sulfate should first consider that it is a physiological acidic fertilizer, soil long in the acidic administration may cause acidification harden, potassium roots do not contain chlorine, chlorine and avoid some of the more potassium crop such as tobacco, potato and other administration potassium, can achieve better results, it is in turn applied to canola, garlic hi the sulfur plant, potassium sulfate as basal fertilizer can, attention basal deep soil application.

[0028] 本发明所述高效沼肥的功用如下: [0028] The efficiency of biogas of the present invention functions as follows:

[0029] 1、高效沼肥可应用于水果种植。 [0029] 1, can be applied to fruit growing efficiency of anaerobic fermentation residues. 高效沼肥培育苹果,可使果树树势茂盛,叶色浓绿,病虫害明显减少,果实味道纯正,可比化肥增产20%-30%;苹果叶面喷施高效沼肥可降低生产成本,提高苹果产量,有效增强果树抗寒防冻能力,同时提高座果率,防治病虫害,减少农药化肥用量;高效沼肥种葡萄,亩施高效沼肥3000千克,取代50%化肥用量,可比单施化肥增产26. 06% ;施高效沼肥种西瓜,与施化肥对比,亩施高效沼肥3000千克可增产360 多千克,差异极显著,同时能增加西瓜甜度0. 8%,瓜地连续使用三年高效沼肥,能有效防治西瓜枯萎病。 Biogas Fertilizer efficient cultivation apple fruit tree vigor can flourish, dark green leaves, decreased pests, pure fruit flavor, increase fertilizer than 20% -30%; Apple spraying efficiency of anaerobic fermentation residues can reduce production costs, increase Apple yield, effectively enhance fruit cold freezing capacity, while improving fruit set, pest control, reduce the amount of pesticides and fertilizers; efficient anaerobic fermentation residues on grapes, 3,000 kg Mushi efficiency of anaerobic fermentation residues, substitution of 50% of chemical fertilizer, chemical fertilizer comparable yield 26 . 06%; efficient application of anaerobic fermentation residues watermelons, compared with fertilizer, Mushi can increase efficiency of anaerobic fermentation residues 3000 kg over 360 kg, the difference was significant, and can increase the sweetness of 0.8% watermelon, melon continuously for three years efficient biogas fertilizer, can effectively prevent fusarium wilt.

[0030] 2、高效沼肥可应用于蔬菜种植。 [0030] 2, efficiency of anaerobic fermentation residues can be applied to vegetables. 亩施1500-2000千克高效沼肥做基肥,适当追施沼液,种植白菜、萝卜、马铃薯、大蒜,可比化肥种植时产量高20%左右。 1500-2000 kg Mushi base fertilizer efficiency of anaerobic fermentation residues, slurry dressing properly, planting cabbage, radish, potato, garlic, about 20% higher than the production of fertilizers during cultivation.

[0031] 3、高效沼肥可应用于种食用菌。 [0031] 3, can be applied Edible efficiency of anaerobic fermentation residues. 高效沼肥栽种食用菌,能提高一级菇的产量,增加粗蛋白、可溶性糖、维生素C和全磷的含量,改善食用菌的氨基酸组成。 Edible plant efficiency of anaerobic fermentation residues, one can increase the yield of mushrooms, increased crude protein, soluble sugars, vitamin C and total phosphorus content of the improved amino acid composition of edible fungi. 与对照相比,一级菇增加19%〜26%。 Compared with the control, an increase of 19% ~26% mushrooms.

[0032] 4、高效沼肥可应用于养鱼。 [0032] 4, efficiency of anaerobic fermentation residues can be applied to fish. 高效沼肥营养全面,能促进水体浮游生物的生长繁殖, 增加鱼饵量,提高鱼产量。 Efficient biogas fertilizer nutrients comprehensive, can promote the growth and reproduction of plankton in the water, increasing the amount of bait, increase fish production. 高效沼肥养鱼,能减少对鱼塘水中溶解氧的消耗,提高溶解氧的含量,从而减少鱼的浮头现象和有效控制鱼病的发生,高效沼肥残留物主养的鳙鱼、鲢鱼、罗非鱼、鲫鱼的生长速率,比用鸡粪做对照养殖的同种鱼分别要快4. 5倍、1. 8倍、1. 4倍和3. 4倍,应用此发明,不仅能提高鱼的生长速率,还能减少鱼种的死亡率,通常可比对照平均多产鲜鱼30%。 Biogas Fertilizer efficient fish, can reduce the consumption of dissolved oxygen in the pond water, increasing the content of dissolved oxygen, thereby reducing the fish floating head phenomenon occurring fish diseases and effective control, high efficiency of anaerobic fermentation residues remaining owner raised bighead, silver carp , tilapia, carp growth rate than the control culture do with the same species of fish manure 4.5 times faster, respectively, 1.8 times, 1.4 times and 3.4 times, the application of this invention, not only can improve the growth rate of the fish, but also to reduce the mortality of fish, fish generally productive than the control average of 30%.

[0033] 5、高效沼肥还可防治农作物病虫害。 [0033] 5, effective prevention and treatment of anaerobic fermentation residues may also crop pests. 通过分析化验表明:高效沼肥中含有B族维生素(如B12等)、生长素、氨基酸及抗菌素等多种物质,具有抗病驱虫、杀菌作用,喷施高效沼肥,防治小麦赤霉病的效果与多菌灵相当,发病率比对照下降20. 71%,相对防治效果提高44. 88%,高效沼肥对小麦禾谷镰菌、小麦根腐病菌也有极强的杀抑作用,还对小麦全蚀病的防治效果也相当显著,其白穗率仅为6. 0%,而对照则高达40%。 Laboratory analysis showed: efficient biogas manure contains B vitamins (such as B12, etc.), growth hormone, antibiotics, amino acids and other substances with anthelmintic resistance, bactericidal effect, efficiency of anaerobic fermentation residues spraying, control wheat scab carbendazim considerable effects, the incidence was decreased by more than 20.71%, the relative increase 44.88% control effect, and efficient use of methane to wheat Fusarium graminearum fungi, wheat root rot has a strong inhibitory effect killing, further control effect on all disease of wheat are also quite significant, which of S. rate was 6.0%, whereas the control up to 40%. 高效沼肥还对玉米小斑核病菌、玉米大斑核病菌、棉花炭疽病菌、蚕豆枯萎病菌均有抑制作用。 Biogas Fertilizer efficiency is also small spot pathogen nuclear corn, Exserohilum nuclear bacteria, cotton anthracnose, Fusarium bacteria are inhibited.

[0034] 6、高效沼肥可改良土壤。 [0034] 6, can improve the efficiency of anaerobic fermentation residues soil. 高效沼肥经过长期使用后,可以疏松土壤,有利于土壤微生物的活动和土壤团粒结构的形成,显著提高土壤肥力,对促进作物的增产具有积极的作用,能够使土壤中有机质的含量提高0.17^-0.6%,使全氮增加0. 003 %〜0. 005 %,全磷增加0. 01%〜0. 03%;能够改善土壤的孔隙度、土壤容重等物理性质,为土地耕作和农作物生长创造良好的土壤条件。 Efficient biogas fertilizer after prolonged use, you can loosen the soil, conducive to the formation of soil aggregate structure and activity of soil microorganisms, significantly improve soil fertility, it plays a positive role in promoting crop yield, enabling content in the soil organic matter increased 0.17 ^ -0.6%, so that increase total nitrogen 0.003% 005% ~ 0, ~ 0 0.01% increase 03% total phosphorus;.. can improve soil porosity, bulk density and other physical properties of the soil, land cultivation and growth of crops create good soil conditions.

[0035] 本发明具有以下有益效果: [0035] The present invention has the following advantages:

[0036] 1、养分含量高、肥效较快、肥料中的养分当季利用率高,在作物生长旺盛、需肥较多的时期,也能及时满足作物对养分的需求; [0036] 1, high nutrient content, fertilizer fast, high utilization rate of fertilizer nutrients in the quarter, strong growth in the crop, fertilizer requirement more time, but also in time to meet the demand for crop nutrients;

[0037] 2、增加土壤有机质的含量,丰富土壤N、P、K养分,促进土壤容重,减小土壤抗压强度、增加土壤孔隙度,并使土壤结构性系数、沉降系数增大,持水性增强,且促进土壤微团聚体的增加,激活土壤中的微量元素和微生物,达到培肥土壤、稳产高产、增产增收的目,创造良好的农业生态系统; [0037] 2, increase soil organic matter content, rich soil N, P, K nutrients, promote soil bulk density, compressive strength of the soil is reduced, increasing the porosity of the soil, and soil structural coefficients, sedimentation coefficient increases water holding capacity enhance, promote and increase soil micro-aggregates, activated soil microorganisms and trace elements, to improve soil fertility, high-yield, increase production purposes, to create a good agro-ecosystems;

[0038] 3、大大减少了施肥数量及运输和施肥耗费的劳力,经济效益和社会效益好。 [0038] 3, greatly reducing the amount of fertilizer and fertilizer transportation and labor cost, good economic returns and social benefits.

具体实施方式 Detailed ways

[0039] 实施例1 : [0039] Example 1:

[0040] 按上述原料配比取正常发酵产气1个月以上的沼气池中的沼液100公斤、尿素1 公斤、过磷酸钙1. 5公斤、硫酸钾0. 2公斤,将所取的沼液用沙布过滤,然后在过滤后的沼液中加入所取的尿素、过磷酸钙、硫酸钾并搅拌均勻即制得本发明所述的高效沼肥。 [0040] The compounding ratio of the above-described raw biogas fermentation gas normally less than 1 month of slurry 100 kg, 1 kg of urea, superphosphate 1.5 kg, 0.2 kg of potassium sulfate, and taken slurry was filtered with gauze and then taken urea, superphosphate, potassium sulfate slurry was filtered and the efficiency of anaerobic fermentation residues was stirred uniformly to the present invention is prepared.

[0041] 实施例2: [0041] Example 2:

[0042] 按上述原料配比取正常发酵产气1个月以上的沼气池中的沼液100公斤、尿素0.5 公斤、过磷酸钙3公斤、硫酸钾0. 1公斤,将所取的沼液用沙布过滤,然后在过滤后的沼液中加入所取的尿素、过磷酸钙、硫酸钾并搅拌均勻即制得本发明所述的高效沼肥。 [0042] The compounding ratio of the above-described raw biogas normal gas production more than 1 month in the slurry 100 kg, 0.5 kg of urea, superphosphate 3 kg, 0.1 kg of potassium sulfate, the slurry is taken filtered with gauze, and then adding urea in the slurry, taken after the filtration, superphosphate, potassium efficiency of anaerobic fermentation residues and stirred uniformly to the present invention is prepared.

[0043] 实施例3 : [0043] Example 3:

[0044] 按上述原料配比取正常发酵产气1个月以上的沼气池中的沼液100公斤、尿素3 公斤、过磷酸钙1公斤、硫酸钾0. 5公斤,将所取的沼液用沙布过滤,然后在过滤后的沼液中加入所取的尿素、过磷酸钙、硫酸钾并搅拌均勻即制得本发明所述的高效沼肥。 [0044] The compounding ratio of the above-described raw biogas normal gas production more than 1 month in the slurry 100 kg, 3 kg of urea, superphosphate 1 kg, 0.5 kg of potassium sulfate, the slurry is taken filtered with gauze, and then adding urea in the slurry, taken after the filtration, superphosphate, potassium efficiency of anaerobic fermentation residues and stirred uniformly to the present invention is prepared.

[0045] 实施例4 : [0045] Example 4:

[0046] ①取正常发酵2年以上的沼气池中的沼渣,并将其风干或快速烘干;②按上述原料配比取尿素15公斤、过磷酸钙10公斤和步骤①所制得的干的沼渣100公斤;③将步骤②所取的尿素、过磷酸钙、沼渣混合均勻并用造粒机造成颗粒状化肥,最后再将所述颗粒状化肥烘干即制得本发明所述的高效沼肥。 [0046] ① biogas digester takes more than two years in normal fermentation, and air drying or flash drying; ② the ratio for the above-described starting material 15 kg of urea, and superphosphate 10 kg of the obtained step ① 100 kg of dry biogas; ③ ② mixing step taken urea, superphosphate, biogas and uniform granular fertilizer caused a pelletizer, and then finally the granular fertilizer of the present invention is prepared by drying said i.e. efficient biogas fertilizer.

[0047] 实施例5 : [0047] Example 5:

[0048] ①取正常发酵2年以上的沼气池中的沼渣,并将其风干或快速烘干;②按上述原料配比取尿素10公斤、过磷酸钙15公斤和步骤①所制得的干的沼渣100公斤;③将步骤② 所取的尿素、过磷酸钙、沼渣混合均勻并用造粒机造成颗粒状化肥,最后再将所述颗粒状化肥烘干即制得本发明所述的高效沼肥。 [0048] ① biogas digester takes more than two years in normal fermentation, and air drying or flash drying; ② the ratio for the above-described starting material 10 kg of urea, and superphosphate 15 kg of the obtained step ① 100 kg of dry biogas; ③ ② mixing step taken urea, superphosphate, biogas and uniform granular fertilizer caused a pelletizer, and then finally the granular fertilizer of the present invention is prepared by drying said i.e. efficient biogas fertilizer.

[0049] 实施例6 : [0049] Example 6:

[0050] ①取正常发酵2年以上的沼气池中的沼渣,并将其风干或快速烘干;②按上述原料配比取尿素20公斤、过磷酸钙5公斤和步骤①所制得的干的沼渣100公斤;③将步骤② 所取的尿素、过磷酸钙、沼渣混合均勻并用造粒机造成颗粒状化肥,最后再将所述颗粒状化肥烘干即制得本发明所述的高效沼肥。 [0050] ① biogas digester takes more than two years in normal fermentation, and air drying or flash drying; ② the ratio for the above-described starting material 20 kg of urea, superphosphate, and 5 kg of the obtained step ① 100 kg of dry biogas; ③ ② mixing step taken urea, superphosphate, biogas and uniform granular fertilizer caused a pelletizer, and then finally the granular fertilizer of the present invention is prepared by drying said i.e. efficient biogas fertilizer.

Claims (6)

1. 一种高效沼肥,其特征在于:由下述重量配比的原料组成: 沼液 100公斤尿素 0. 5〜3公斤过磷酸钙1〜3公斤硫酸钾0. 1〜0. 5公斤所述沼液为正常发酵产气1个月以上的沼气池中的沼液。 An efficient biogas fertilizer which is characterized in that: the raw materials in the following weight proportion: 100 kg of urea slurry 0.05 kg of superphosphate 1~3 5~3 1~0 5 kg 0.5 kg potassium the slurry is normally at least one month gas production of biogas digester.
2.根据权利要求1所述的高效沼肥,其特征在于各种原料改进的重量配比为: 沼液 100公斤尿素 1公斤过磷酸钙1. 5公斤硫酸钾0. 2公斤 The efficiency of anaerobic fermentation residues according to claim 1, wherein the weight ratio of the raw materials is improved: 1 kg of urea slurry superphosphate 100 kg 1.5 kg 0.2 kg potassium sulfate
3.根据权利要求1或2所述的高效沼肥,其特征在于生产高效沼肥的步骤如下:按上述原料配比取沼液、尿素、过磷酸钙、硫酸钾,将所取的沼液用沙布过滤,然后在过滤后的沼液中加入所取的尿素、过磷酸钙、硫酸钾并搅拌均勻即制得本发明所述的高效沼肥。 The efficiency of anaerobic fermentation residues claim 1 or claim 2, characterized in that the efficient production of biogas the following steps: according to the ratio for the raw material slurry, urea, superphosphate, potassium sulfate, the slurry is taken filtered with gauze, and then adding urea in the slurry, taken after the filtration, superphosphate, potassium efficiency of anaerobic fermentation residues and stirred uniformly to the present invention is prepared.
4. 一种高效沼肥,其特征在于:由下述重量配比的原料组成: 沼渣 100公斤尿素 10〜20公斤过磷酸钙5〜15公斤上述沼渣的重量为正常发酵2年以上的沼气池中的沼渣风干或烘干后的重量。 A high efficiency of anaerobic fermentation residues, characterized in that: the raw materials in the following weight ratio: 10-20 digestate kg urea, 100 kg superphosphate 5~15 kg above normal weight digestate fermentation least 2 years digestate in digesters weight after drying or air drying.
5.根据权利要求4所述的高效沼肥,其特征在于各种原料改进的重量配比为: 沼渣 100公斤尿素 15公斤过磷酸钙10公斤 Efficient Biogas Fertilizer according to claim 4, characterized in that the weight ratio of the raw materials is improved: biogas superphosphate 100 kg 10 kg 15 kg of urea
6.根据权利要求4或5所述的高效沼肥,其特征在于生产高效沼肥的步骤如下: ①取正常发酵2年以上的沼气池中的沼渣,并将其风干或快速烘干;②按上述原料配比取尿素、过磷酸钙和步骤①所制得的干的沼渣;③将步骤②所取的尿素、过磷酸钙、沼渣混合均勻并用造粒机造成颗粒状化肥,最后再将所述颗粒状化肥烘干即制得本发明所述的高效沼肥。 Efficient Biogas Fertilizer according to claim 4 or 5, wherein the step of efficient production of biogas as follows: ① of normal fermentation biogas digester more than 2 years, and air dried or flash drying; ② above ratio of raw materials taken urea, superphosphate, and the step ① of the obtained dry biogas; ③ ② uniformly mixing step taken urea, superphosphate, biogas and cause particulate fertilizer using a pelletizer, the efficiency of anaerobic fermentation residues then the final granular fertilizer of the present invention, i.e., the drying system.
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