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公开(公告)号：KR1020110075384A
公开(公告)日：2011-07-06
申请号：KR1020090131825
申请日：2009-12-28
Applicant: 재단법인 포항산업과학연구원
IPC: C02F1/04 , B01D1/00 , C02F103/08
Abstract: PURPOSE: An efficient seawater using method for industrials processes is provided to recycle heat from wasted exhaust gas and cost-effectively implement a desalinating process based on recycled heat source. CONSTITUTION: Coolant(11) at high temperature undergoes an indirect heat-exchanging process with respect to seawater at low temperature. The temperature of the seawater is raised. The wasted exhaust gas(21) is cooled using the seawater at raised temperature. The temperature seawater is further raised. The seawater at raised temperature is used as heat source for a desalinating process. Concentrated water(32) is discharged from the desalinating process.
Abstract translation: 目的：提供一种有效的海水使用工业方法，用于回收废气中的热量，并经济有效地实施基于回收热源的脱盐过程。 构成：高温冷却液（11）在低温下对海水进行间接热交换。 海水温度升高。 废弃废气（21）在升高的温度下使用海水进行冷却。 温度海水进一步升高。 升温过程中的海水被用作脱盐过程的热源。 浓缩水（32）从脱盐过程中排出。
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公开(公告)号：KR1020040056936A
公开(公告)日：2004-07-01
申请号：KR1020020083676
申请日：2002-12-24
Applicant: 주식회사 포스코 , 재단법인 포항산업과학연구원
IPC: C23F11/04
CPC classification number: C23F11/18 , C02F1/5236
Abstract: PURPOSE: A method for inhibiting corrosion of special steel manufacturing process facility by recycling wastewater containing hexavalent chrome generated in the special steel manufacturing process as cooling water is provided. CONSTITUTION: The method comprises a step of removing solid particle constituents having a particle diameter of 50 μm or more by coagulating, precipitating and filtering wastewater containing hexavalent chrome discharged from the special steel manufacturing process using coagulant; and mixing the solid particle removed wastewater containing hexavalent chrome with cooling water of the special steel manufacturing process so that the mixed cooling water contains 1 to 4 ppm of hexavalent chrome constituent, thereby giving anti-corrosion power to the cooling water, wherein the wastewater containing hexavalent chrome is discharged from the manufacturing process of electrical steel sheet, tin plate or stainless steel, wherein aluminum sulfate as the coagulant is injected to a concentration of 5 to 30 ppm into the wastewater, and wherein the solid particle constituents have a particle diameter of 50 to 400 μm.
Abstract translation: 目的：提供一种通过回收特殊钢制造过程中产生的含六价铬的废水作为冷却水来抑制特种钢制造工艺设备腐蚀的方法。 方案：该方法包括通过使用凝结剂凝结，沉淀和过滤从特殊钢制造过程中排出的含六价铬的废水来除去粒径为50μm以上的固体颗粒组分的步骤; 将含有六价铬的固体颗粒除去的废水与特殊钢制造工艺的冷却水混合，使得混合冷却水含有1〜4ppm的六价铬成分，从而对冷却水提供防腐蚀功能，其中含有 六价铬从电工钢板，锡板或不锈钢的制造过程中排出，其中作为凝结剂的硫酸铝以5〜30ppm的浓度注入废水中，其中固体颗粒成分的粒径为 50〜400μm。
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公开(公告)号：KR1020030053260A
公开(公告)日：2003-06-28
申请号：KR1020010083436
申请日：2001-12-22
Applicant: 주식회사 포스코 , 재단법인 포항산업과학연구원
IPC: C02F1/50
Abstract: PURPOSE: An algal bloom treatment method is provided to eliminate algae regardless of the species in settlement tank so that the plant solves the secondary problem such as a clogging and a malodor. CONSTITUTION: The algal bloom treatment method comprises a process which doses chlorine before the grit chamber, and a process which keeps sludge blanket including powdery activated carbon in the settlement tank.
Abstract translation: 目的：提供藻类开花处理方法，无论沉降池中的物种如何，都能消除藻类，从而解决了二次问题，如堵塞和恶臭。 构成：藻类开花处理方法包括在砂砾室前施用氯剂的方法，以及在沉淀池中保持包含粉末状活性炭的污泥层的方法。
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公开(公告)号：KR1020020016146A
公开(公告)日：2002-03-04
申请号：KR1020000049305
申请日：2000-08-24
Applicant: 주식회사 포스코 , 재단법인 포항산업과학연구원
IPC: C02F9/04
Abstract: PURPOSE: Provided is a treatment method for cooling water in recirculating cooling water system, which is to inject microorganism germicide and improved coagulants into the fore part of a settling tank and a corrosion inhibiting agent into the fore part of a cooling tower. CONSTITUTION: The cooling system comprises a cooling tower(1), the fore part of a settling tank(2), the settling tank(3), a filter(4) and the fore part of the cooling tower(5). The treatment method for cooling water proceeds to the following steps: a) injecting of the mixture of alum and polymers into the fore part of the settling tank(2); b) simultaneous injection of microorganism germicide to the fore part of the settling tank(2); and c) injection of a corrosion inhibiting agent into the fore part of the cooling tower(5).
Abstract translation: 目的：提供循环冷却水系统中的冷却水的处理方法，其将微生物杀菌剂和改进的凝结剂注入到冷却塔前部的沉淀池和腐蚀抑制剂的前部。 构成：冷却系统包括冷却塔（1），沉淀池（2）的前部，沉淀池（3），过滤器（4）和冷却塔（5）的前部。 冷却水的处理方法进行如下步骤：a）将明矾和聚合物的混合物注入沉淀池（2）的前部; b）将微生物杀菌剂同时注入沉淀池（2）的前部; 和c）将腐蚀抑制剂注入冷却塔（5）的前部。
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公开(公告)号：KR1020170067034A
公开(公告)日：2017-06-15
申请号：KR1020150173404
申请日：2015-12-07
Applicant: 재단법인 포항산업과학연구원
IPC: C02F1/44 , B01D61/02 , B01D61/08 , B01D61/10 , C02F103/08
CPC classification number: Y02A20/131 , Y02A20/144
Abstract: 해수담수화장치를제공한다. 본발명에따르면, 심해의바다속에설치되고, 그일단부에형성된해수가유입되는해수유입부를갖고상기해수유입부를제외한부분을감싸는형태로형성되어바다속압력을견딜수 있는압력용기, 및상기압력용기내에복수개설치되고, 상기해수유입부로부터해수를유입하여고농도인농축수와생산수를분리하는해수용역삼투막을포함한다.
Abstract translation: 从而提供海水淡化装置。 根据本发明，被安装在海中，在深的水，和一端具有它在周围海水入口被形成为一定的形状以承受海压力的压力容器中的部分的部分的例外入口的部件号形成的水流入的部分，并且压力容器 被安装在多个，海水从海水入口流入包括反渗透膜分离，以适应的浓缩水并生产高浓度的数量。
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Patent Agency Ranking
公开(公告)号：KR1020160078793A
公开(公告)日：2016-07-05
申请号：KR1020140188989
申请日：2014-12-24
Applicant: 주식회사 포스코 , 재단법인 포항산업과학연구원
Abstract: 본발명은페놀을포함한폐수에 2가철염및 과산화수소를첨가하는산화분해단계; 상기산화분해단계의결과물의 pH를를 6.8 내지 8.5로조정하는단계를포함한응집침전단계; 및상기응집침전단계의결과물을고액분리하는단계;를포함하는페놀을포함한폐수의처리방법에관한것이다.
Abstract translation: 本发明涉及一种能够有效去除苯酚和各种污染物的含苯酚废水的处理方法，其特征在于，包括：将含有二价亚铁盐和过氧化物的二氧化亚铁和过氧化物加入含酚的氧化分解步骤; 将氧化分解步骤的所得材料的pH调节至6.8-8.5的凝结沉淀步骤; 以及将所得凝结沉淀步骤的材料进行固液分离的步骤。
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公开(公告)号：KR100770177B1
公开(公告)日：2007-10-25
申请号：KR1020010083436
申请日：2001-12-22
Applicant: 주식회사 포스코 , 재단법인 포항산업과학연구원
IPC: C02F1/50
Abstract: 본 발명은 정수처리시스템에서의 조류 처리방법에 관한 것으로, 보다 상세하게는 정수 원수를 침사지, 강제침전조 및 여과지를 순차적으로 통과시키는 정수처리시스템에 있어서, 침사지 전단에 염소를 투입하고, 강제침전지에 분말활성탄을 포함하는 슬러지층을 유지되게 하는 것을 특징으로 하는 정수처리시스템에서의 조류 처리방법에 관한 것이다.
본 발명의 조류 처리방법에 의하면 강제침전지 방식을 수용하는 정수장에서 조류에 의한 여과사 막힘 및 악취발생과 같은 이차오염 없이 경제적으로 처리할 수 있다.
조류제거, 정수처리, 염소, 분말활성탄, 강제침전지, 슬러지층-
公开(公告)号：KR1020040056088A
公开(公告)日：2004-06-30
申请号：KR1020020082626
申请日：2002-12-23
Applicant: 재단법인 포항산업과학연구원
IPC: G01F3/00
Abstract: PURPOSE: An apparatus for measuring a microorganism layer in a pipe is provided to measure a degree of growth of the microorganism layer in the pipe by measuring pressure of water passing through the pipe. CONSTITUTION: An apparatus(1) for measuring a microorganism layer in a pipe includes a measurement branch pipe(10), an adjusting valve(12), a flowmeter(13), pressure meters(14,15) and a controller(16). The measurement branch pipe(10) is assembled with a branch pipe(110) branched from a main pipe(100) through a flange(11). The measurement branch pipe(10) is aligned in parallel to the main pipe(100). The adjusting valve(12) is mounted on a front end of the measurement branch pipe(10) in order to control flow rate of fluid supplied into the measurement branch pipe(10) from the main pipe(100).
Abstract translation: 目的：提供一种用于测量管中微生物层的装置，通过测量通过管的水的压力来测量管中微生物层的生长程度。 构成：用于测量管道中的微生物层的装置（1）包括测量支管（10），调节阀（12），流量计（13），压力计（14,15）和控制器（16） 。 测量支管（10）通过凸缘（11）与从主管（100）分支的支管（110）组装。 测量支管（10）与主管（100）平行排列。 调节阀（12）安装在测量分支管（10）的前端，以便控制从主管（100）供给到测量分支管（10）中的流体的流量。
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公开(公告)号：KR1020030018824A
公开(公告)日：2003-03-06
申请号：KR1020010053392
申请日：2001-08-31
Applicant: 주식회사 포스코 , 재단법인 포항산업과학연구원
IPC: B01D36/00
CPC classification number: B01D36/008 , B01D17/02 , C02F1/40
Abstract: PURPOSE: A pickling solution filtering system which consistently maintains cleanliness of the pickling solution is provided. CONSTITUTION: The pickling solution filtering system comprises primary fiber filter(12) and secondary fiber filter(16) into which downy packing material formed of fibrous material is injected to filter a pickling solution; and an oil separator(14) connected to the primary fiber filter and secondary fiber filter to separate oil in the pickling solution, wherein the pickling solution filtering system further comprises a back washing means comprising an air supply pipe(18) and a filtered water supply pipe(20) that are installed at the lower part of the primary fiber filter and secondary fiber filter, wherein an injection amount of the packing material of the primary fiber filter is 10 to 50 g per liter of the inner volume of the primary fiber filter while an injection amount of the packing material of the secondary fiber filter is 20 to 100 g per liter of the inner volume of the secondary fiber filter, and wherein operating pressure of the back washing means of the primary fiber filter is 1.7 to 1.8 kg/mm¬2 while operating pressure of the back washing means of the secondary fiber filter is 1.1 to 1.2 kg/mm¬2.
Abstract translation: 目的：提供一贯保持酸洗液清洁度的酸洗液过滤系统。 构成：酸洗溶液过滤系统包括主纤维过滤器（12）和二次纤维过滤器（16），其中注入由纤维材料形成的软包装材料以过滤酸洗液; 以及连接到所述主纤维过滤器和次级纤维过滤器以分离所述酸洗溶液中的油的油分离器（14），其中所述酸洗溶液过滤系统还包括反洗设备，其包括供气管（18）和过滤水供应 安装在主纤维过滤器和二次纤维过滤器的下部的管道（20），其中初级纤维过滤器的包装材料的注入量为每升原纤维过滤器的内容积为10至50g 而次级纤维过滤器的包装材料的注入量为每升二次纤维过滤器的内体积为20〜100g，并且其中初级纤维过滤器的后洗涤装置的工作压力为1.7〜1.8kg / mm2，二次纤维过滤器的背面洗涤装置的工作压力为1.1〜1.2kg / mm2。
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公开(公告)号：KR1019990050181A
公开(公告)日：1999-07-05
申请号：KR1019970069244
申请日：1997-12-16
Applicant: 주식회사 포스코 , 재단법인 포항산업과학연구원
IPC: C02F3/12
Abstract: 본 발명은 폐활성탄을 이용한 활성오니 공법의 폐수 처리 효율 개선 방법에 관한 것으로,
활성오니 공정후 약품 처리 공정을 거쳐 활성탄 흡착탑의 순서로 3차에 걸쳐 폐수를 처리하는데 있어서,
상기 활성탄 흡착탑에서 발생된 폐활성탄을 활성탄 재생로에 투입하는 단계;
상기 활성탄 재생로에서 활성탄 재생 공정을 거쳐 부생되는 미분탄을 배가스 처리 공정인 세정기(scrubber)에 포집하는 단계;
상기 세정기에 포집된 미분탄을 세정수로 세척후 저장한 다음 활성오니 공정의 폭기조에 투입하여 폐수 처리 효율을 높이는 단계; 및
상기 폭기조에 투입하는 미분탄의 양이 부족할 경우에는 활성탄 흡착탑에서 이미 미생물에 적응하여 미생물 군집을 이루고 있는 활성탄을 필요로 하는 양만큼 꺼내어 분쇄시켜 폭기조에 투입하는 단계; 로 이루어지는 폐수처리 방법이 제공된다.
본 발명에 의하면, 처리 효율을 높이고, 활성오니 공정의 안정화를 기할 수 있는 분말 활성탄의 폭기조 투입 방법을 추가 비용 발생없이 도입할 수 있다.
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