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    • 1. 发明公开
    • 화학응집과 생물학적 공정을 결합한 고농도 유기폐수처리방법
    • 具有化学凝聚和高强度有机废水生物过程的组合处理方法
    • KR1020050026298A
    • 2005-03-15
    • KR1020030063328
    • 2003-09-09
    • 한국과학기술연구원주식회사 와트렌
    • 정윤철정진영박재철설수일
    • C02F9/14
    • To provide a method for treating highly concentrated organic wastewater, which is able to simultaneously satisfy less than 150 mg/L of biochemical oxygen demand and less than 150 mg/L of suspended solids through a chemical coagulation and a biological process. The method comprises the steps of: (a) injecting ferric sulfate into a reactor containing wastewater until pH of the wastewater being adjusted to 3.0-5.5; (b) injecting an alkaline agent into the wastewater treated by the step (a) to adjust the pH of the treated water; (c) injecting a polymeric coagulant into the treated water with mixing under the low-speed mixture condition to form floc and then solid-liquid separating the formed floc; and (d) treating the solid-liquid separated treated water through an aerobic biological process using activated sludge.
    • 提供一种处理高浓度有机废水的方法,其能够通过化学凝结和生物过程同时满足小于150mg / L的生化需氧量和小于150mg / L的悬浮固体。 该方法包括以下步骤:(a)将硫酸铁注入含废水的反应器中,直到废水的pH值调节至3.0-5.5; (b)将碱性试剂注入到由步骤(a)处理的废水中以调节处理过的水的pH; (c)在低速混合条件下混合,将聚合物凝结剂注入处理过的水中,形成絮凝物,然后固液分离形成的絮凝物; 和(d)使用活性污泥通过需氧生物过程处理固液分离的经处理的水。
    • 2. 发明授权
    • 화학응집과 생물학적 공정을 결합한 고농도 유기폐수처리방법
    • 用于高强度有机废水的化学凝结和生物工艺联合处理方法
    • KR100510166B1
    • 2005-08-26
    • KR1020030063328
    • 2003-09-09
    • 한국과학기술연구원주식회사 와트렌
    • 정윤철정진영박재철설수일
    • C02F9/14
    • 본 발명은, 사육형태에 따라 폐수 중 고형물의 농도 변화가 큰 축산폐수를, 화학응집침전으로 고액분리를 수행한 후, 생물학적으로 유기물을 제거하는 공정으로서, 생화학적 산소요구량 (biochemical oxygen demand) 150 mg/L이하와 부유성 고형물 (suspended solids) 150 mg/L이하를 동시에 만족시킬 수 있는 방법을 제공한다.
      본 발명은 반응기내 pH를 반응인자로 하여 황산제이철을 무기응집제로 투입하는 화학적 고액분리장치를 통해 축산폐수내 존재하는 500-100,000 mg/L사이의 부유성 고형물의 농도를 지속적으로 50 mg/L이하로 제거하여 후속 생물학적 유기물 제거 공정의 안정적인 성능을 유지할 수 있을 뿐만 아니라 고형물에 의한 유기물 부하를 크게 감소시켜 수리학적 체류시간을 크게 단축시킬 수 있다. 그리고, 화학적 고액분리장치를 통해 처리수내 부유성 고형물의 완벽한 분리와 고분자 유기물 및 색도의 제거를 통해 생물학적 처리수의 수질을 안정적으로 유지할 수 있다. 또한, 수리학적 체류시간 1-24시간사이의 무산소 셀렉터를 호기성 생물반응조앞에 두어 안정적인 미생물 활성을 유지할 수 있다.
    • 4. 发明公开
    • 고농도 유기폐수의 처리 및 재이용 방법
    • 高强度有机废水处理与再利用方法
    • KR1020050026294A
    • 2005-03-15
    • KR1020030063324
    • 2003-09-09
    • 한국과학기술연구원주식회사 와트렌
    • 정윤철정진영박재철설수일
    • C02F9/08
    • To provide a method for treating highly concentrated organic wastewater, which is able to effectively and simply remove suspended solids such as volatile fatty acids from the wastewater within a short period of time. The method comprises the steps of: (a) injecting ferric sulfate into a reactor containing wastewater under the high-speed mixture condition until pH of the wastewater being adjusted to 3.0-5.5; (b) injecting an alkaline agent into the wastewater treated by the step (a) to adjust the pH of the treated water; (c) injecting a polymeric coagulant into the treated water with mixing under the low-speed mixture condition to form floc and then solid-liquid separating the formed floc; and (d) treating the solid-liquid separated treated water through a reverse osmosis process.
    • 提供一种处理高浓度有机废水的方法,其能够在短时间内有效且简单地从废水中除去挥发性脂肪酸等悬浮固体。 该方法包括以下步骤:(a)在高速混合条件下将硫酸铁注入含有废水的反应器中,直到废水的pH调节至3.0-5.5; (b)将碱性试剂注入到由步骤(a)处理的废水中以调节处理过的水的pH; (c)在低速混合条件下混合,将聚合物凝结剂注入处理过的水中,形成絮凝物,然后固液分离形成的絮凝物; 和(d)通过反渗透处理处理固液分离的经处理的水。
    • 5. 发明授权
    • 열전달인쇄법을 이용한 광촉매 고정화 방법 및 이를 통해 제조된 광촉매 기판
    • 使用热转印法和光催化剂基材固定光催化剂的方法
    • KR101786824B1
    • 2017-10-18
    • KR1020160104605
    • 2016-08-18
    • 한국과학기술연구원
    • 홍석원수브라마니야필라이라마순다라최재우김은주정윤철
    • B01J35/00B01J21/06C02F1/72B05D1/04
    • 본발명은열전달인쇄법(thermal transfer printing)을이용하여고분자기판상에이산화티타늄입자를고정화시킴으로써이산화티타늄입자의박리현상을최소화할수 있는열전달인쇄법을이용한광촉매고정화방법및 이를통해제조된광촉매기판에관한것으로서, 본발명에따른열전달인쇄법을이용한광촉매고정화방법은일면상에광촉매코팅층이구비된열전달템플릿을준비하는단계; 고분자기판의양면상에열전달템플릿을밀착시키는단계; 및상기고분자기판양면에구비된열전달템플릿을가압함과함께열을인가하는열전달인쇄공정을진행하는단계;를포함하여이루어지며, 상기인가된압력과열에의해열전달템플릿의광촉매코팅층이고분자기판표면으로이동되어고분자기판의양면상에광촉매가고정화되는것을특징으로한다.
    • 本发明涉及一种使用热转印法的光催化剂固定方法,其中使用热转印将二氧化钛颗粒固定在聚合物基底上以使二氧化钛颗粒的剥离最小化, 使用根据本发明的可包括制备设置有在一侧上的光催化涂层的热传递模板的步骤的热转印印刷方法涉及光催化剂固定化方法; 将传热模板粘合在聚合物基材的两侧; 并且在进行与该框按压提供的聚合物衬底上的两侧的模板施加热量的传热印刷步骤的传热步骤;在成为包含光催化涂层中的地方是一个聚合物基底通过施加的压力过热的传热模板的表面 并且光催化剂固定在聚合物基材的两个表面上。
    • 8. 发明授权
    • 혐기성 암모늄 산화균의 연속 배양 방법 및 장치
    • 혐기성암모늄산화균의연속배양방법및장치
    • KR100644854B1
    • 2006-11-14
    • KR1020050102671
    • 2005-10-29
    • 한국과학기술연구원
    • 정진영정윤철강신현
    • C12M3/00
    • A method and apparatus for enriching anaerobic ammonium-oxidizing bacteria continuously are provided to significantly reduce the growth time of anaerobic ammonium-oxidizing bacteria, so that the initial operation time of wastewater treatment process is reduced. The method for enriching anaerobic ammonium-oxidizing bacteria continuously comprises the steps of: introducing the culture medium into an upflow reactor having anaerobic ammonium-oxidizing bacteria and anaerobic granular sludge and culturing the anaerobic ammonium-oxidizing bacteria(S1); introducing the total or a part of the releasing water from the upflow reactor into loss-preventing culture vessel of the anaerobic ammonium-oxidizing bacteria which is packed with nonwoven fabrics having the positive charge, and culturing the anaerobic ammonium-oxidizing bacteria(S2); and introducing the releasing water from the culture vessel into the reactor of the step(S1), wherein the retention time of solids in the upflow reactor is 50 days or more. The apparatus for enriching anaerobic ammonium-oxidizing bacteria continuously comprises the upflow reactor(10) and the loss-preventing culture vessel of anaerobic ammonium-oxidizing bacteria(20).
    • 本发明提供了一种连续富集厌氧氨氧化细菌的方法和装置,以显着降低厌氧氨氧化细菌的生长时间,从而降低了废水处理过程的初始运行时间。 厌氧氨氧化菌连续富集的方法包括以下步骤:将培养基引入具有厌氧氨氧化菌和厌氧颗粒污泥的上流式反应器中,培养厌氧氨氧化菌(S1); 将来自上流式反应器的全部或部分释放水引入填充有带正电荷的非织造织物的厌氧氨氧化细菌的防损伤培养容器中,并培养厌氧铵氧化细菌(S2); 和将来自培养容器的释放水引入步骤(S1)的反应器中,其中上流式反应器中固体的保留时间为50天或更多。 厌氧氨氧化细菌富集装置连续包括厌氧氨氧化细菌(20)的上流式反应器(10)和防失重培养容器。
    • 9. 发明公开
    • 입상형 제올라이트를 이용한 질소 함유 하·폐수 처리방법 및 장치
    • 使用颗粒沸石处理含氮废水的方法和装置
    • KR1020030068340A
    • 2003-08-21
    • KR1020020008235
    • 2002-02-15
    • 한국과학기술연구원
    • 정윤철손대희
    • C02F3/30
    • PURPOSE: Provided are a method and an apparatus for treating nitrogen-containing wastewater at low cost with great treatment efficiency by using a sequencing batch biofilm reactor and granular zeolite as microorganism media. CONSTITUTION: The method comprises a first anoxic or anaerobic step for denitrifying wastewater and removing ammonium nitrogen contained in the wastewater by ion exchange of zeolite filled in a reactor; an aerobic step for detaching the ammonium nitrogen from the zeolite by exposing the zeolite to nitrifying bacteria under the aerobic condition; and a second anoxic or anaerobic step for removing nitrate generated during the aerobic step. The apparatus includes a reactor(111) filled with zeolite, a raw water inlet pipe(121) connected to the reactor(111) for introducing wastewater to the reactor(111) therethrough, a water level sensor(171) installed at an upper portion of the reactor(111) for controlling flow of the wastewater, a treated water discharging pipe(123) connected to the reactor(111) for discharging clean water which is treated in the reactor(111) therethrough, and an air pump(161) installed at a lower portion of the reactor(111) for supplying air to the zeolite after discharging the treated water, thereby detaching ammonium nitrogen adsorbed to the zeolite by nitrification.
    • 目的:提供了一种以低成本,高效处理含氮废水的方法和设备,方法是使用顺序批生物膜反应器和颗粒沸石作为微生物培养基。 构成:该方法包括:通过离子交换填充在反应器中的沸石,使废水脱氮和除去废水中的铵态氮的第一缺氧或厌氧步骤; 通过在有氧条件下将沸石暴露于硝化细菌,从沸石中分离铵态氮的好氧步骤; 以及用于除去在需氧步骤中产生的硝酸盐的第二缺氧或厌氧步骤。 该设备包括填充有沸石的反应器(111),连接到反应器(111)的原水入口管(121),用于将废水引入反应器(111),水位传感器(171)安装在上部 用于控制废水流动的反应器(111),连接到反应器(111)的处理水排放管(123),用于排出在反应器(111)中处理的清水,以及空气泵(161) 安装在反应器(111)的下部,用于在排出处理水之后向沸石供应空气,从而通过硝化分离吸附到沸石的铵态氮。