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    • 1. 发明公开
    • 급속응고 가스 분무법과 열간 성형가공법을 이용한Bi₂Te₃계 열전변환재료의 제조방법
    • 使用气体成型工艺和热成型工艺制造基于BI2TE3的热电转换材料的方法
    • KR1020020006338A
    • 2002-01-19
    • KR1020000039952
    • 2000-07-12
    • 천 병 선김택수(주) 티이
    • 천병선김택수손현택김태경
    • H01L35/12
    • PURPOSE: A method for manufacturing a Bi2Te3-based thermoelectric conversion material using a gas atomization process and a hot molding process is provided to guarantee a fine structure of a uniform single solid solution which has a uniform composition and doesn't almost have segregation, by using a gas atomization process to manufacture n-type and p-type Bi2Te3-based alloy powder which has a fine structure and is chemically uniform. CONSTITUTION: Sb2Te3 and Bi2Se3-added Bi2Te3-based alloy as an n-type composition and Bi2Te3-added Sb2Te3-based alloy as a p-type composition are used as a basic material, and are melted in a furnace which maintains a vacuum state of a predetermined pressure or an atmosphere of argon or nitrogen. The melted alloy is used to manufacture thermoelectric semiconductor powder which has a uniform structure and a fine spherical shape. The thermoelectric semiconductor powder is reduced. The reduced powder is cooling-molded and degassed. The cooling-molded material is hot-molded.
    • 目的:提供一种使用气体雾化法和热模制法制备Bi2Te3基热电转换材料的方法,以保证具有均匀组成并且几乎不具有偏析的均匀单一固溶体的精细结构,通过 使用气体雾化工艺制造具有精细结构并且化学均匀的n型和p型Bi2Te3基合金粉末。 构成:将作为n型组成的Sb2Te3和Bi2Se3添加的Bi2Te3基合金和作为p型组合物的添加Bi2Te3的Sb2Te3系合金用作基本材料,并在保持真空状态的炉中熔融 预定压力或氩或氮气氛。 熔融的合金用于制造具有均匀结构和细小球形的热电半导体粉末。 热电半导体粉末减少。 还原的粉末被冷却模制并脱气。 冷却模制材料被热成型。
    • 2. 发明公开
    • 급속응고 쌍롤법과 열간 성형가공법을 이용한Bi₂Te₃계 열전변환재료의 제조방법
    • 使用双滚子和热成型工艺生产基于BI2TE3的热电变换材料的方法
    • KR1020020010768A
    • 2002-02-06
    • KR1020000044222
    • 2000-07-31
    • 천 병 선김택수(주) 티이
    • 천병선김택수손현택김태경
    • B22F3/00
    • PURPOSE: A method is provided to manufacture a thermoelectric semiconductor green compact having high strength and superior thermoelectric properties consecutively using hot forming such as hot forging, hot extrusion and sintering after manufacturing and pulverizing a flake shaped Bi2Te3 based thermoelectric material in which composition is uniform, and structure is fine using twin rolling. CONSTITUTION: The method for manufacturing a Bi2Te3 based thermoelectric material comprises the steps of fusing a Bi2Te3 based alloy to which n type compositions of Sb2Te3 and Bi2Se3 are added, and a Sb2Te3 based alloy to which p type composition of Bi2Te3 is added as basic materials in a furnace where a constant pressure of vacuum, or an argon or nitrogen atmosphere is maintained, and manufacturing the fused alloy into thermoelectric semiconductor flakes having homogeneous and fine structure using twin rolling, wherein CdCl2 and Sbi2 are added to the basic materials as a dopant in case of n type while Te is added to the basic materials as a dopant in case of p type; pulverizing the manufactured thermoelectric semiconductor flakes in a fine powder form; cold forming and degassing the pulverized thermoelectric semiconductor powder; and hot forming the cold green compact that is obtained from the cold forming and degassing step, wherein the cold green compact is charged into a hot forging equipment, a hot extruder or a sintering furnace so that it is preheated and press formed, extruded, or hot sintered, thereby obtaining a green compact having a high density and superior bending strength and thermoelectric performance.
    • 目的:提供一种制造具有高强度和优异的热电性质的热电半导体生坯的方法,该热电半导体生坯在制造和粉碎组合均匀的片状Bi2Te3基热电材料之后,使用热锻,热锻,热挤压和烧结等热成型, 结构良好。 构成:用于制造Bi 2 Te 3的热电材料的方法包括以下步骤:将添加有Sb2Te3和Bi2Se3的n型组成的Bi2Te3基合金和添加了P 2组分的Bi 2 Te 3的Sb 2 Te 3基合金作为基本材料 保持恒定的真空压力或氩或氮气氛的炉子,并且使用双滚轧将熔融合金制造成具有均匀和精细结构的热电半导体薄片,其中将CdCl 2和Sbi 2作为掺杂剂添加到碱性材料中 在p型的情况下将Te作为掺杂剂添加到基体材料中,n型的情况; 将所制造的热电半导体薄片以细粉末形式粉碎; 冷成形和脱气粉碎的热电半导体粉末; 并且从冷成形和脱气步骤中获得的冷成型体热成型,其中将冷生坯装入热锻造设备,热挤压机或烧结炉中,使其被预热和压制成形,挤出或 热烧结,从而获得具有高密度和优异的弯曲强度和热电性能的生坯。
    • 3. 发明授权
    • 선감개
    • 电线绕线装置
    • KR101474330B1
    • 2014-12-18
    • KR1020130163805
    • 2013-12-26
    • 이순심(주)티이
    • 박종원
    • H01F41/04
    • 본 발명은 선감개에 관한 것으로서, 코어의 외주면에 도선을 자동으로 손쉽고 용이하게 권취함에 따라 상기 코어에 도선이 권취된 코일의 제작 효율성을 높이도록 한 것이다.
      이를 위해, 본 발명의 선감개는, 코일의 도선이 통과하는 도선통과홀이 형성된 지지부; 지지부의 상면에 설치되어 내경부를 갖는 코어회전부; 코어회전부에 결합되어 코일의 코어가 안착되도록 한 쌍으로 이루어진 코어안착부; 코어안착부의 측방에 설치되어 도선통과공을 통과한 도선을 코어의 상방 측을 지나가도록 이동시키는 도선이동부; 코어안착부의 외방에 설치되어 이동된 도선이 걸어지는 걸이홈을 갖는 고정부; 코어회전부의 측방에 설치되어 코어의 상방 측에 위치한 도선을 하방 측으로 당겨 코어의 내부에 위치시키는 제1도선당김부; 코어안착부의 측방에 설치되어 코어의 내부를 통과하여 각 코어안착부 사이에 위치한 도선을 측방으로 당기는 제2도선당김부;로 구성된 것이다.
    • 线缠绕装置技术领域本发明涉及一种绕线装置。 本发明的目的是通过绕铁芯的外周表面缠绕线来提高绕线线绕线圈的制造效率。 根据本发明的线缠绕装置包括:具有形成在其中的线通孔的支撑部,线圈的线通过该支撑部, 芯部旋转部,安装在所述支撑部的上表面,并且包括内径部; 与所述芯部旋转部连结的一对芯定位部,其中,所述线圈的芯部位于所述芯定位部中; 安装在所述芯定位部的侧面的线移动部,以沿着所述芯的向上方向移动已经穿过所述线通孔的线; 固定部件,其安装在所述芯定位部件的向外方向上并且在其中形成有钩槽,其中所述移动的线被钩住; 第一拉丝部,其安装在所述芯部旋转部的侧面并拉动位于所述芯的向上方向的所述线,以将所述线定位在所述芯内; 以及第二拉丝部,其安装在所述芯部旋转部的侧面,并且在穿过所述芯的内部之后拉动位于所述芯定位部之间的线。