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    • 31. 发明公开
    • 에어 리프트 및 역유동화를 이용한 피셔-트롭쉬 합성 반응장치 및 방법
    • 通过使用空气提升反应效率的方法和装置,并在FISCHER-TROPSCH合成中反向流化
    • KR1020100006206A
    • 2010-01-19
    • KR1020080066336
    • 2008-07-09
    • 한국화학연구원대림산업 주식회사두산메카텍 주식회사한국석유공사현대엔지니어링 주식회사에스케이이노베이션 주식회사
    • 우광재강석환김승문배종욱전기원
    • C10G2/00C07C1/04B01J8/02
    • C10G2/34B01J8/009B01J8/228
    • PURPOSE: A method and device for enhancement of reaction efficiency using air-lift and inverse fluidization in Fischer-Tropsch synthesis are provided to improve the synthetic reaction efficiency more than an existing single reactor. CONSTITUTION: A method and device for enhancement of reaction efficiency using air-lift and inverse fluidization in Fischer-Tropsch synthesis is as follows: A main reactor(10) is formed in the bottom end of a synthetic gas inlet(12). An ascending pipe(30) is neighbor-arranged in the main reactor. A first and second liquid circulation units(22,24) connect the main reactor and the ascending pipe. A first distributor(14) is installed in the bottom end of the main reactor, and disperses the synthetic gas to bubbles. A first sintered metal filter(16) is arranged under the first distributor inside of the main reactor, and divides a catalyst and liquid. A second distributor(34) disperses the unreacted gas and the byproduct gas to the uniform bubbles. The second sintered metal filter(36) is arranged under the second distributor, and divides the catalyst and liquid. An exhaust line(40) for the unreacted gas and the byproduct gas connects the top end of the main reactor and the bottom end of the ascending pipe. A first buffer container(42), a booster(44), and a second buffer container(46) are successively connected for high-pressurizing the unreacted gas and the byproduct gas. Water-level sensors(26) or thermocouples(28) are installed in the top end of the main reactor for sensing the water level of the liquid. A container(50) for filling catalyst and liquid mediator is connected with the liquid circulation unit via an opening/shutting valve(48).
    • 目的:提供了一种利用费 - 托合成中提升和反向流化提高反应效率的方法和装置,以提高合成反应效率,而不仅仅是现有的单一反应器。 构成:在费 - 托合成中使用空气提升和反流化提高反应效率的方法和装置如下:在合成气体入口(12)的底端形成主反应器(10)。 在主反应器中相邻配置上升管(30)。 第一和第二液体循环单元(22,24)连接主反应器和上升管。 第一分配器(14)安装在主反应器的底端,并将合成气体分散到气泡中。 第一烧结金属过滤器(16)布置在主反应器内的第一分配器下方,并分离催化剂和液体。 第二分配器(34)将未反应气体和副产物气体分散到均匀气泡中。 第二烧结金属过滤器(36)设置在第二分配器下方,并分开催化剂和液体。 用于未反应气体和副产物气体的排气管线(40)连接主反应器的顶端和上升管的下端。 连续地连接有第一缓冲容器(42),助力器(44)和第二缓冲容器(46),用于对未反应气体和副产物气体进行高压。 水位传感器(26)或热电偶(28)安装在主反应堆的顶端,用于检测液体的水位。 用于填充催化剂和液体介体的容器(50)通过打开/关闭阀(48)与液体循环单元连接。
    • 36. 发明授权
    • 강화 바이오 환경 식생매트 및 그 제조 방법
    • 增强植物生物环境及其制造方法
    • KR100874448B1
    • 2008-12-16
    • KR1020080078742
    • 2008-08-12
    • 현대엔지니어링 주식회사
    • 이재환
    • E02D17/20E02D17/18A01C1/04
    • E02D17/20A01C1/044E02D17/18E02D2200/13E02D2300/0006E02D2300/0051
    • A reinforced bio-environment vegetative mat and a manufacturing method of a reinforced bio-environment vegetative mat are provided to protect the surface of the earth from a localized downpour or the large amount of rainfall according to seasonal changes, to prevent the loss of seeds, to shorten the germination period of seeds and to heighten the germination rate, to reduce a non-point pollution source and to be helpful to the growth of vegetation, and to improve soil and water quality continuously, thereby to restore an ecosystem. A reinforced bio-environment vegetative mat comprises a mesh-shaped fiber net(1), a mat-shaped cotton mat(2) installed to the upper part of the fiber net, seeds(3) and active charcoal(4) placed in the cotton mat, a fiber net(5) covered on the seeds and the active charcoal, and a cubic net(6) installed to the upper part of the fiber net.
    • 提供强化的生物环境营养垫和强化生物环境营养垫的制造方法,以根据季节变化保护地球表面免受局部大雨或大量降雨,防止种子损失, 缩短种子发芽期,提高发芽率,减少非点源污染源,有利于植被生长,不断提高土壤和水质,从而恢复生态系统。 增强的生物环境营养垫包括网状纤维网(1),安装在纤维网的上部的垫状棉垫(2),放置在纤维网中的种子(3)和活性炭(4) 棉垫,覆盖在种子上的纤维网(5)和活性炭,以及安装在纤维网上部的立方网(6)。
    • 38. 发明授权
    • 막결합형 혐기성 소화조를 이용한 바이오가스 생산 장치 및방법
    • 通过使用与膜结合的厌氧消化生物生产的装置和方法
    • KR100841089B1
    • 2008-06-25
    • KR1020070099117
    • 2007-10-02
    • 현대엔지니어링 주식회사
    • 조용완박성균이재훈임세호배재호
    • C02F1/44C02F3/28C02F11/04
    • C02F1/444C02F3/2853C02F3/2893C02F11/04
    • A membrane-coupled anaerobic digester is provided to produce digestion gas such as methane gas and hydrogen gas stably, satisfy a quality standard of effluent without an additional aerobic treatment in some cases, promote the digestion of organic waste, and easily control a membrane permeation flow rate and a trans membrane pressure of a digestion liquid injected into a membrane, and a membrane-coupled anaerobic digestion process by using the same is provided. A membrane-coupled anaerobic digester(10) comprises: an anaerobic reactor(30) for decomposing organic materials in an anaerobic state to produce digestion gas; a buffer tank(50) for temporarily storing a digestion liquid discharged from the anaerobic reactor; and a membrane system(70) for pumping the digestion liquid in the buffer tank to a membrane(71) to separate a filtrate and a concentrate from the digestion liquid, and returning the concentrate to the anaerobic reactor, wherein the anaerobic reactor includes a reactor(31) in which anaerobic decomposition occurs, an organic waste supply pipe(41) for supplying organic waste(organic sludge) into the reactor, a digestion gas exhaust pipe(43) for collecting and exhausting digestion gas generated in the reactor, a digestion liquid discharge pipe(45) for discharging a digestion liquid generated in the reactor, and an agitator(21) installed in the reactor to mix uniformly the organic waste and the concentrate.
    • 提供了一种膜耦合厌氧消化器,能够稳定地产生甲烷气体和氢气等消解气体,满足不需要额外需氧处理的流出物的质量标准,促进有机废物的消化,容易控制膜渗透流 提供注射到膜中的消化液的速率和跨膜压力,并且通过使用其进行膜耦合的厌氧消化处理。 膜耦合厌氧消化器(10)包括:厌氧反应器(30),用于分解厌氧状态的有机物质以产生消化气体; 用于临时存储从厌氧反应器排出的消化液的缓冲罐(50) 以及用于将缓冲罐中的消化液体泵送到膜(71)以从所述消化液体分离滤液和浓缩物并将浓缩物返回到厌氧反应器的膜系统(70),其中所述厌氧反应器包括反应器 (31),将有机废弃物(有机污泥)供给到反应器中的有机废弃物供给管道(41),用于收集和排出反应器中产生的消化气体的消化气体排出管道(43),消化 用于排出在反应器中产生的消化液的液体排出管(45)和安装在反应器中的搅拌器(21),以均匀地混合有机废物和浓缩物。
    • 39. 发明授权
    • 알루미나-실리카 담체와, 이를 함유한 촉매 및 상기 촉매를이용한 합성가스로부터 액체탄화수소 제조방법
    • 基于氧化硅 - 二氧化硅的催化剂的合成液的合成方法及其制备方法
    • KR100830719B1
    • 2008-05-20
    • KR1020070052245
    • 2007-05-29
    • 한국화학연구원대림산업 주식회사두산메카텍 주식회사한국석유공사현대엔지니어링 주식회사에스케이 주식회사
    • 배종욱전기원이윤조김승문
    • B01J21/12B01J35/10B01J32/00B01J23/75
    • B01J35/109B01J21/12B01J23/75B01J23/8896B01J23/8913B01J35/1019B01J37/0201B01J37/0205B01J37/0207B01J37/033C10G2/332C10G2/333
    • An alumina-silica support is provided to secure high conversion rate of syngas, minimize production of by-products, and obtain long-term performance stability of the catalyst when performing a Fischer-Tropsch reaction by comprising SiO2 and Al2O3, and by allowing a particular specific surface area and small and large pores to be present in the support at the same time, a catalyst using the support is provided, and a method for production of liquid hydrocarbons from syngas using the catalyst is provided. As an alumina-silica support of a double layer structure which contains 1 to 80 wt.% of Al2O3 and 20 to 99 wt.% of SiO2, and which is formed by dispersing alumina particles onto a surface of silica, an alumina-silica support with a bimodal structure and a double layer structure is characterized in that a bimodal structure in which small pores(PS1) and large pores(PS2) with different pore sizes coexist is formed in the support, and a size of the small pores ranges 2 to 4 mum and a size of the large pores is more than 4 and less than or equal to 20 mum. The support has a total specific surface area of 150 to 400 m^2/g. The support maintains a ratio(S1/S2) ranging from 0.05 to 0.5, the ratio being a specific surface area(S1) of small pores ranged from 2 to 4 mum to a specific surface area(S2) of large pores ranged from 4 to 20 mum. A catalyst comprises 60 to 95 wt.% of the alumina-silica support onto which one or more transition metals selected from cobalt(Co), zirconium(Zr), ruthenium(Ru), rhenium(Re), and platinum(Pt) are supported.
    • 提供氧化铝 - 二氧化硅载体以确保合成气的高转化率,最小化副产物的产生,并且当通过包含SiO 2和Al 2 O 3进行费 - 托反应时获得催化剂的长期性能稳定性,并且通过允许特定的 提供比表面积和小孔和大孔同时存在于载体中,提供使用该载体的催化剂,并且提供了使用该催化剂从合成气生产液体烃的方法。 作为双层结构的氧化铝 - 二氧化硅载体,其包含1至80重量%的Al 2 O 3和20至99重量%的SiO 2,并且其通过将氧化铝颗粒分散在二氧化硅的表面上而形成,氧化铝 - 二氧化硅载体 具有双峰结构和双层结构的特征在于在载体中形成具有不同孔径的小孔(PS1)和大孔(PS2)共存的双峰结构,并且小孔的尺寸范围为2〜 4个妈妈,大孔的大小大于4并且小于或等于20个妈妈。 载体的总比表面积为150至400m 2 / g。 载体保持0.05〜0.5的比例(S1 / S2),小孔的比表面积(S1)为2〜4μm,比较大孔的比表面积(S2)为4〜 20个妈妈 催化剂包含60至95重量%的氧化铝 - 二氧化硅载体,其上选自钴(Co),锆(Zr),钌(Ru),铼(Re)和铂(Pt)的一种或多种过渡金属为 支持的。
    • 40. 发明授权
    • 돌출형 매트리스 게비온을 이용한 생태환경 호안공법
    • 生态友好型银行保护方法采用部分投影类型基数
    • KR100755752B1
    • 2007-09-05
    • KR1020070027286
    • 2007-03-20
    • 현대엔지니어링 주식회사
    • 오경태
    • E02B3/12E02D29/02E02D17/20E02B3/02
    • E02B3/12E02B3/02E02D17/20E02D29/0208E02D2600/40
    • An eco-friendly bank protection method using a projection-type mattress gabion is provided to prevent riverbed scour and to secure structural stability of a bank by reducing the speed of a current and tractive force by arranging mattress gabions and granular gabions by turns. An eco-friendly bank protection method using a projection-type mattress gabion comprises the steps of: assembling a base mesh and an outer mesh of a mattress gabion(20a) and installing on a slope of a bank(10); closing up the mattress gabion by paving filling stones(30) on the mattress gabion and fastening an upper mesh; assembling a base mesh and an outer mesh of a granular gabion(20b) adjacently to the mattress gabion; and closing up the granular gabion by placing a guide pipe in the granular gabion and paving filling stones, fastening an upper mesh of the granular gabion and installing an anchor on a slope of the bank through the guide pipe.
    • 提供了一种使用投影式床垫石笼的环保银行保护方法,以通过轮流布置床垫和颗粒状池来降低流动和牵引力的速度来防止河床冲刷并确保堤坝的结构稳定性。 使用投影式床垫gabion的环保银行保护方法包括以下步骤:组装床垫gabion(20a)的基网和外网,并安装在银行(10)的斜坡上; 通过在床垫gabion上铺上填充石头(30)并固定上网,封闭床垫gabion; 组装与所述床垫gabion相邻的颗粒状石笼(20b)的基网和外网; 并通过在颗粒状石笼中放置导管并铺设填充石块来封闭颗粒状石笼,紧固颗粒状石笼的上部网,并通过导管将锚固件安装在堤岸的斜坡上。