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申请号:202010073683.9 公开号:CN111155373A 主分类号:E01B27/00
申请人:【中文】张森林【EN】Zhang Senlin 申请日:2020.01.22 公开日:2020.05.15
摘要:【中文】本发明实施例提供的道床破碎设备,涉及有砟轨道领域。旨在缓解现有的轨道道岔线路段存在道床板结较重,难以捣固的问题。道床破碎设备,包括:行走结构,行走结构用于与钢轨滑动配合;破碎结构和旋转结构,破碎结构通过旋转结构安装于行走结构,以使破碎结构相对于行走结构可旋转,从而对钢轨两侧的道砟进行破碎作业。行走结构沿钢轨移动的过程中,带动破碎结构和旋转结构同步移动,破碎结构对钢轨一侧的道砟进行破碎捣固;破碎结构能够相对行走结构旋转,以对钢轨两侧的道砟进行破碎,相比采用人工操作小型机械设备,本实施例提供的道床破碎设备省力,可增大破碎强度,易于对岔线路段道床板结较重的位置进行破碎捣固。 【EN】The embodiment of the invention provides ballast bed crushing equipment, and relates to the field of ballast tracks. Aims to solve the problems that the track bed is hardened and is difficult to tamp in the existing track turnout line section. Ballast bed crushing apparatus comprising: the walking structure is used for being in sliding fit with the steel rail; crushing structure and revolution mechanic, crushing structure installs in walking structure through revolution mechanic to make crushing structure rotatable for walking structure, thereby carry out the broken operation to the railway ballast of rail both sides. In the process that the walking structure moves along the steel rail, the crushing structure and the rotating structure are driven to synchronously move, and the crushing structure is used for crushing and tamping the ballast on one side of the steel rail; the broken structure can be rotatory relatively the walking structure to the railway ballast to the rail both sides is broken, compares and adopts the small-size mechanical equipment of manual operation, and the ballast bed crushing equipment that this embodiment provided is laborsaving, can increase crushing strength, easily carries out the breakage to the position that the switch line section ballast bed hardens to be heavier and smashes.
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申请号:201910960476.2 公开号:CN110849875A 主分类号:G01N21/84
申请人:【中文】新余学院【EN】Xinyu University 申请日:2019.10.10 公开日:2020.02.28
摘要:【中文】本发明公开了一种分析铸造多晶硅微观结构的方法,其包括以下步骤,步骤一、将铸造多晶硅通过化学抛光和Secco刻蚀处理;步骤二、在步骤一后用大型金相显微镜进行观测和拍照;步骤三、在步骤二后进行分析。本发明的有益效果为:通过化学抛光和Secco刻蚀的方法,研究了商业多晶硅和自制多晶硅块的微观结构,经抛光后,清楚地观察到晶界、亚晶粒、半晶界和小三角等缺陷;经Secco刻蚀后,位错缺陷凸显出来,主要有密集位错、集中位错、位错排等;经抛光和Secco刻蚀后,观察和发现了各种形式的位错缺陷,通过对多晶硅微观结构的分析,进一步了解多晶硅晶体缺陷的形成机理,也可以为后续多晶硅铸锭工艺的制定和优化打下一定基础。 【EN】The invention discloses a method for analyzing a microstructure of cast polycrystalline silicon, which comprises the following steps of firstly, carrying out chemical polishing and Secco etching treatment on the cast polycrystalline silicon; step two, observing and photographing by using a large-scale metallographic microscope after the step one; and step three, analyzing after the step two. The invention has the beneficial effects that: the microstructure of commercial polysilicon and self-made polysilicon blocks is researched by chemical polishing and Secco etching methods, and after polishing, the defects of crystal boundaries, subgrain grains, half-crystal boundaries, small triangles and the like are clearly observed; after Secco etching, dislocation defects are prominent, and dense dislocation, concentrated dislocation, dislocation arrangement and the like are mainly existed; after polishing and Secco etching, dislocation defects in various forms are observed and found, the formation mechanism of the polycrystalline silicon crystal defects is further known through analyzing the microstructure of the polycrystalline silicon, and a certain basis can be laid for the formulation and optimization of the subsequent polycrystalline silicon ingot casting process.
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申请号:201910959858.3 公开号:CN110918246A 主分类号:B03B5/62
申请人:【中文】新余学院【EN】Xinyu University 申请日:2019.10.10 公开日:2020.03.27
摘要:【中文】本发明公开了一种半连续式水力溢流分级装置的提纯碳化硅的方法,其按照以下步骤进行,步骤一、打开恒压输水桶控制阀门,将六偏磷酸钠溶液缓慢的输入溢流缸装置中;步骤二、调缓恒压输水桶控制阀门,同时打开气压泵控制阀门,气压进入溢流缸装置中;步骤三、将碳化硅微粉粉体倒入溢流缸装置中,半小时后关闭气压泵控制阀门;步骤四、调大恒压输水桶控制阀门,使得碳化硅充分混合均匀后的碳化硅浑浊浓溢出溢流缸装置,进入杂质沟槽。本发明的有益效果为:通过溢流分级工艺的方法在六偏磷酸钠溶液条件下提纯碳化硅微粉的性能,使得提高碳化硅在硅片切割方向的切割效率和产品质量,都能够满足当下硅片切割的需要,对降低企业生产成本具有积极意义。 【EN】The invention discloses a method for purifying silicon carbide by a semi-continuous hydraulic overflow grading device, which comprises the following steps of firstly, opening a control valve of a constant-pressure water conveying barrel, and slowly conveying a sodium hexametaphosphate solution into an overflow cylinder device; step two, a control valve of the constant-pressure water conveying bucket is adjusted slowly, a control valve of a pneumatic pump is opened at the same time, and air pressure enters an overflow cylinder device; pouring the silicon carbide micro powder into an overflow cylinder device, and closing a pneumatic pump control valve after half an hour; and step four, enlarging a control valve of the constant-pressure water conveying bucket, so that the turbid and thick silicon carbide after the silicon carbide is fully and uniformly mixed overflows the overflow cylinder device and enters the impurity groove. The invention has the beneficial effects that: the performance of the silicon carbide micro powder is purified by an overflow grading process under the condition of a sodium hexametaphosphate solution, so that the cutting efficiency and the product quality of the silicon carbide in the silicon wafer cutting direction are improved, the current silicon wafer cutting requirement can be met, and the method has positive significance for reducing the production cost of enterprises.
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申请号:201910960467.3 公开号:CN110929436A 主分类号:G06F30/23
申请人:【中文】新余学院【EN】Xinyu University 申请日:2019.10.10 公开日:2020.03.27
摘要:【中文】本发明公开了一种多晶硅铸锭生长界面的仿真模拟方法,利用COMSOL有限元仿真软件对定向凝固过程的进行流场、热场模拟,通过定义材料参数、热源温度等条件,来模拟研究硅熔体的流动分布、流动速度和长晶过程的温度场分布,从得到固液界面形状图。本发明的优点:通过对多晶硅定向凝固过程温度场进行数值模拟,得到了硅熔体的流场分布图,硅熔体的流动行为,对铸造多晶硅工艺有着重要的影响,对定向凝固过程的流场分布的研究,对工艺的改进提供的可靠的理论参考;对晶体的凝固过程进行了数值模拟,得出和长晶过程的温度场分布图,进而得以研究长晶过程的固液界面形状,晶粒生长取向。对研究如何制得良好品质的柱状晶锭,有着重要的意义。 【EN】The invention discloses a simulation method of a polycrystalline silicon ingot growth interface, which utilizes COMSOL finite element simulation software to simulate a flow field and a thermal field in a directional solidification process, and simulates and researches the flow distribution and the flow speed of a silicon melt and the temperature field distribution in a crystal growth process by defining conditions such as material parameters, heat source temperature and the like so as to obtain a solid-liquid interface shape diagram. The invention has the advantages that: the flow field distribution diagram of the silicon melt is obtained by carrying out numerical simulation on the temperature field in the directional solidification process of the polycrystalline silicon, the flow behavior of the silicon melt has important influence on the process of casting the polycrystalline silicon, and the research on the flow field distribution in the directional solidification process and the reliable theoretical reference provided for the improvement of the process are realized; numerical simulation is carried out on the solidification process of the crystal, and a temperature field distribution graph in the crystal growing process is obtained, so that the shape of a solid-liquid interface in the crystal growing process and the crystal grain growth orientation can be researched. Has important significance for researching how to prepare the columnar crystal ingot with good quality.
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申请号:201911013719.8 公开号:CN110955615A 主分类号:G06F12/16
摘要:【中文】本发明涉及一种TBox内部数据保护方法及系统,该方法包括:步骤1,TBox收到配置数据后将该配置数据写入空闲空间;步骤2,修改TBox的配置项的数据地址为步骤1中写入的配置数据中对应的配置项的数据地址,生成新的地址表,该地址表包含配置项ID、配置数据地址和时间戳;步骤3,根据最新的时间戳对应的地址表中的配置数据地址确定配置数据。当写入配置数据后设置时间戳之前发生断电时,由于旧的配置项还在,原始配置数据不会丢失;当写入配置数据并设置时间戳之后数据断电时,可以从时间戳判断哪份地址表是最新的,可以采用新写入的配置数据,可以解决断电导致的数据损害,对TBox内部数据进行保护,有效提高TBox内部数据的安全性,保障TBox业务的运行。 【EN】The invention relates to a TBox internal data protection method and a system, wherein the method comprises the following steps: step 1, after receiving configuration data, the TBox writes the configuration data into a free space; step 2, modifying the data address of the configuration item of the TBox into the data address of the corresponding configuration item in the configuration data written in the step 1, and generating a new address table, wherein the address table comprises a configuration item ID, a configuration data address and a time stamp; and 3, determining configuration data according to the configuration data address in the address table corresponding to the latest timestamp. When power is off before the timestamp is set after the configuration data is written, the original configuration data cannot be lost due to the fact that the old configuration item is still in the current configuration item; when the data power is cut off after the configuration data is written in and the time stamp is set, which address table is the newest can be judged from the time stamp, the newly written configuration data can be adopted, the data damage caused by the power failure can be solved, the internal data of the TBox is protected, the safety of the internal data of the TBox is effectively improved, and the operation of the TBox service is guaranteed.
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申请号:201911157046.3 公开号:CN111000823A 主分类号:A61K9/51
摘要:【中文】本发明公开了一种同时载有siRNA和顺铂前药的新型酸敏纳米载体及其制备方法与应用,所述制备方法先合成了一种易于转化、细胞内涵体pH响应的聚乙二醇‑b‑聚(2‑(二异丙基氨基)乙基甲基丙烯酸酯高分子材料,再利用该细胞内涵体pH响应的高分子材料构建新型酸敏纳米载体,用于同时输送siRNA和化疗前体药物。本发明所制备的纳米载体共输送siRNA和prodrug时,能够对内涵体的酸性pH做出响应,加快siRNA和prodrug的胞内释放,沉默化疗耐药相关的靶基因,并增加化疗敏感性,协同杀伤肿瘤细胞。 【EN】The invention discloses a novel acid-sensitive nano-carrier simultaneously carrying siRNA and a cis-platinum prodrug, and a preparation method and application thereof, wherein the preparation method comprises the steps of synthesizing a polyethylene glycol-b-poly (2- (diisopropylamino) ethyl methacrylate high molecular material which is easy to convert and is responsive to the pH of a cell endosome, and then constructing the novel acid-sensitive nano-carrier by utilizing the high molecular material responsive to the pH of the cell endosome for simultaneously conveying the siRNA and a chemotherapy prodrug.
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申请号:201911339912.0 公开号:CN111072408A 主分类号:C05F15/00
摘要:【中文】本发明公开了一种秸秆‑粪污或污泥处理接力式发酵方法、产品及应用,属于应用微生物工程技术领域,发酵方法包括低温活性菌‑常温活性菌‑嗜热菌复合菌群的培养与组合,有机固体废弃物秸秆‑粪污或污泥按适宜C/N比的均匀混合后接力式连续发酵,最终形成的发酵产物为无公害且环境友好的农业生产资料,具有改善土壤理化性质,提高土壤肥力和生物活性,恢复和保护土壤生态的优点,可用于生产有机肥和栽培或育苗基质,本发明充分利用污泥有机质含量高的特点将粪污污泥与作物秸秆共腐解获得有机质含量较高的有机肥料,使污泥和秸秆都能达到资源化利用的目的。 【EN】The invention discloses a relay fermentation method for straw-feces or sludge treatment, a product and application, belonging to the technical field of applied microbial engineering, wherein the fermentation method comprises the culture and combination of low-temperature active bacteria-normal-temperature active bacteria-thermophilic bacteria composite flora, the relay continuous fermentation is carried out after the uniform mixing of organic solid waste straw-feces or sludge according to a proper C/N ratio, the finally formed fermentation product is pollution-free and environment-friendly agricultural production information, and the relay fermentation method has the advantages of improving the physical and chemical properties of soil, improving the fertility and the bioactivity of the soil, and recovering and protecting the ecology of the soil, the method can be used for producing organic fertilizers and culture or seedling raising substrates, and the organic fertilizers with higher organic matter content are obtained by decomposing the fecal sewage sludge and crop straws together by fully utilizing the characteristic of high organic matter content of the sludge, so that the sludge and the straws can be recycled.
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申请号:201911338303.3 公开号:CN111053039A 主分类号:A01K1/015
摘要:【中文】本发明公开了一种牛栏粪污吸纳式秸秆垫,包括:第一秸秆垫以及铺设在所述第一秸秆垫上方的第二秸秆垫;其中,所述第一秸秆垫是由小麦秸秆或玉米皮编制而成的致密的垫子;所述第二秸秆垫是由小麦秸秆或玉米皮编制而成的多层结构的垫子,相邻层结构间距设置1‑1.5cm,且所述第二秸秆垫相邻层间四周通过小麦秸秆或玉米皮固定连接为一体。还公开牛栏粪污吸纳式秸秆垫在牛栏中的应用,可以使牛舍场地卫生明显改善,臭气消失,降低了牛与粪污接触机会,同时喷洒的微生物菌液促使其繁殖为优势菌群,抑制有害菌的繁殖,可降低蹄病和牛肠胃炎发病率,以及提高肉牛的增重速度和奶牛的产奶量。 【EN】The invention discloses a cattle pen excrement absorption type straw mat, which comprises: the straw mat comprises a first straw mat and a second straw mat laid above the first straw mat; wherein the first straw mat is a compact mat woven from wheat straw or corn husks; the second straw cushion is a cushion with a multilayer structure woven by wheat straws or corn husks, the distance between adjacent layers of the structure is 1-1.5cm, and the peripheries of the adjacent layers of the second straw cushion are fixedly connected into a whole through the wheat straws or the corn husks. The application of the straw mat in the cattle pen manure absorption type is further disclosed, the sanitation of a cattle shed site can be obviously improved, the odor disappears, the contact chance of cattle and manure is reduced, the sprayed microbial liquid promotes the breeding of the microbial liquid to be dominant flora, the breeding of harmful bacteria is inhibited, the morbidity of hoof diseases and bovine gastroenteritis is reduced, and the weight gain speed of beef cattle and the milk yield of dairy cattle are improved.
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申请号:201911339928.1 公开号:CN111053040A 主分类号:A01K1/015
摘要:【中文】本发明公开了一种牛栏粪污吸纳用牛床垫及其应用,本发明以小麦秸秆为原料,编织加工成两种规格的小麦秸秆垫吸纳垫和致密型包裹垫:两种规格小麦秸秆垫制成后喷洒复合菌剂和发酵液,平行铺设,待吸纳粪污后再采用滚动卷帘方式移出,并更换铺设新的小麦秸秆垫,更换下来的牛床垫移出至空旷地带,码堆,保湿发酵30‑45d后,机械揉碎制成颗粒状、块状或毯状基质类有机肥;本发明牛床小麦秸秆垫兼具弹性和松软的特点,不仅铺设和撤除自由简单,而且有机、健康、卫生,极大增加了牛的生活舒适度,减少了牛肢蹄和乳房疾病的发生。 【EN】The invention discloses a cattle mattress for absorbing cattle pen excrement and application thereof, wherein wheat straws are used as raw materials and are woven into a wheat straw mat absorbing mat and a compact wrapping mat with two specifications: spraying a composite microbial inoculum and fermentation liquor after the wheat straw mats of two specifications are prepared, laying the wheat straw mats in parallel, moving the wheat straw mats out in a rolling curtain mode after absorbing and containing feces, replacing and laying new wheat straw mats, moving the replaced cattle mattress out to an open area, stacking the cattle straw mats, preserving moisture and fermenting for 30-45 days, and mechanically kneading the cattle straw mats into granular, blocky or blanket-shaped matrix organic fertilizer; the wheat straw cushion for the cattle bed has the characteristics of elasticity and softness, is free and simple to lay and remove, is organic, healthy and sanitary, greatly improves the living comfort of cattle, and reduces the occurrence of diseases of the hoofs and breasts of the cattle.
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申请号:201911339948.9 公开号:CN111053041A 主分类号:A01K1/015
摘要:【中文】本发明公开了一种牛栏粪污吸纳式健康卫生玉米秸秆垫及其应用,属于牛栏设施床垫的加工技术领域,该牛栏粪污吸纳式健康卫生玉米秸秆垫包括吸纳垫和包裹垫,吸纳垫铺设于包裹垫上层;玉米秸秆垫制成后喷布除臭和腐解的复合菌剂,平行铺设,待吸纳粪污后再采用滚动卷帘方式移出,并更换铺设新的玉米秸秆垫;此牛床玉米秸秆垫兼具弹性和松软的特点,不仅铺设和撤除自由简单,而且有机、健康、卫生,极大增加了牛的生活舒适度,减少了牛肢蹄和乳房疾病的发生。特别是,制作材料和菌剂均来自天然,保证了自然的生态循环,同时实现了玉米秸秆的高效利用。 【EN】The invention discloses a cattle pen excrement absorption type healthy and sanitary corn straw cushion and application thereof, belonging to the technical field of processing of cattle pen facility mattresses, wherein the cattle pen excrement absorption type healthy and sanitary corn straw cushion comprises an absorption cushion and a wrapping cushion, and the absorption cushion is laid on the upper layer of the wrapping cushion; spraying a deodorizing and decomposing compound microbial inoculum after the corn straw cushion is prepared, laying the compound microbial inoculum in parallel, moving out in a rolling curtain mode after absorbing excrement, and replacing and laying a new corn straw cushion; the corn stalk pad for the cattle bed has the characteristics of elasticity and softness, is free and simple to lay and remove, is organic, healthy and sanitary, greatly improves the living comfort of cattle, and reduces the occurrence of diseases of the limbs, hoofs and breasts of the cattle. In particular, the preparation materials and the microbial inoculum are natural, thereby ensuring natural ecological cycle and realizing the high-efficiency utilization of the corn straws.
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