WO2013012147A1 - 리튬이차전지의 양극 활물질 제조용 올인원 타입 연속식 반응기 및 이를 포함하는 결정분리장치 - Google Patents
리튬이차전지의 양극 활물질 제조용 올인원 타입 연속식 반응기 및 이를 포함하는 결정분리장치 Download PDFInfo
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- WO2013012147A1 WO2013012147A1 PCT/KR2012/000380 KR2012000380W WO2013012147A1 WO 2013012147 A1 WO2013012147 A1 WO 2013012147A1 KR 2012000380 W KR2012000380 W KR 2012000380W WO 2013012147 A1 WO2013012147 A1 WO 2013012147A1
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- B01J19/18—Stationary reactors having moving elements inside
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- B01J2219/00159—Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01J2219/00191—Control algorithm
- B01J2219/00193—Sensing a parameter
- B01J2219/00195—Sensing a parameter of the reaction system
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01J2219/00227—Control algorithm taking actions modifying the operating conditions
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- B01J2219/00231—Control algorithm taking actions modifying the operating conditions of the reaction system at the reactor inlet
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Definitions
- the present invention relates to an all-in-one type continuous reactor for producing a cathode active material of a lithium secondary battery and a crystal separation apparatus including the same.
- a reactor is a device that allows two or more kinds of substances to react at a constant temperature and pressure by a catalyst or similar mediator to produce materials having different compositions and structures.
- the reactor is divided into a continuous reactor and a batch reactor.
- FIG. 4 is a block diagram of a crystal separation device according to the present invention.
- 'locating' on another component means not only that another component is directly positioned on one component, but also that a third component may be further positioned on the one component.
- Each component or part of the present specification is referred to using the first, second, and the like, but the present disclosure is not limited thereto.
- the thickness and relative thickness of the components represented in the drawings may be exaggerated to clearly express embodiments of the present invention.
- the matters represented in the accompanying drawings may be different from the form actually embodied in the schematic drawings in order to easily explain the embodiments of the present invention.
- Reference numeral 11a is a reactant drain port for discharging the reactants in the reactor when cleaning the reactor.
- the stirring motor 20 is a variable speed stirring motor that can adjust the rotation speed within a range of 10 ⁇ 2000rpm by a DC voltage regulator (not shown). Therefore, the rotational speed of the stirring rod 30 directly connected thereto may also be varied within the above range (10 to 2000 rpm), which may cause turbulence in the flowing reactant.
- the reactor of the present invention may include a temperature control unit 40 disposed within the thickness of the cylinder (10).
- the temperature control unit 40 is for raising or lowering the temperature of the reactant.
- the temperature control unit 40 may move the periphery of the reaction chamber 11 within the thickness of the cylinder 10. It may be composed of a refrigerant chamber 41 formed in an annular shape so as to surround and a high or low temperature refrigerant 42 filled in the refrigerant chamber 41, according to another embodiment of the present invention, It is also possible to take a configuration in which a heating tube (not shown) is spirally wound inside and a refrigerant is filled in the wound heating tube.
- the temperature of the reactants by the temperature control unit 40 may be adjusted in the range of about 80 ° ⁇ 1 at room temperature.
- Reference numeral 41a denotes a refrigerant injection port, and 41b denotes a refrigerant discharge port.
- the reactor of the present invention is installed in at least one of the reactant injection port 13, the reaction product discharge port 14, the redundant port 15, the flow rate sensor 60 for detecting the flow rate of the reactant
- the apparatus may further include a flow rate controller 70 for controlling the flow rate of the reaction result discharged through the reaction result discharge port 14.
- the crystal separation apparatus according to the present invention includes the reactor of the present invention described above.
- the crystal separation device according to the present invention, a plurality of reactant injection port 13 formed in the flange portion 12 of the reactor and a plurality of which is connected via each connection line (L 1 , L 2 , L 3 ) It includes the reactant storage tank 100 of.
- each of the reactant storage tanks 100 stores the metal solution (which is a mixed solution containing Ni, Mn, and Co), NH 4 OH, and NaOH.
- each connection line L 1 , L 2 , L 3
- the crystal separation apparatus is installed on each connection line (L 1 , L 2 , L 3 ) to pump the reactants in each reactant storage tank 100 to the reaction chamber 11 of the reactor.
- Each feed pump 200 for injection is included.
- the supply pump 200 has a pump pressure of 2bar or more, so that the pulsation-free pulsation-free pump should be applied so that the pumping flow rate does not change even when used for a long time.
Abstract
Description
Claims (12)
- 내부에 반응챔버(11)를 갖는 비 회전체인 실린더(10); 상기 실린더(10)의 일측에 배치되는 교반모터(20); 상기 교반모터(20)의 모터축(21)과 결합된 채, 상기 반응챔버(11)의 내부에 내장되되, 상기 반응챔버(11)의 벽면과 이격되게 내장되는 교반봉(30)을 갖는 연속식 반응기로서,상기 실린더(10)의 일측에 플랜지부(12)를 형성하고, 상기 플랜지부 상에는 반응챔버(11)와 연통되게 형성되어 반응물이 주입되는 하나 이상의 반응물 주입포트(13) 및 상기 실린더(10)의 타측에 반응챔버(11)와 연통되게 형성되어 반응결과물이 배출되는 반응결과물 배출포트(14)를 포함하며;상기 실린더(10)의 반응물 주입포트(13)와 반응결과물 배출포트(14) 사이에, 반응챔버(11)와 연통되게 형성되는 다수의 여분 포트(15)들을 더 포함하며;상기 실린더(10)의 외주면과 매주면 사이에 배치되는 온도조절부(40)를 포함하되, 상기 온도조절부(40)는 환형의 냉매챔버(41)와, 상기 냉매챔버의 내부로 충진되는 냉매(42)로 이루어짐을 더 포함하며;상기 반응물 주입포트(13)의 유로 상에 설치되어 반응물 주입포트를 통해 주입되는 반응물의 입자를 분쇄하여 주는 입자 분쇄부(50)를 더 포함하고;상기 반응물 주입포트(13), 반응결과물 배출포트(14), 여분 포트(15) 중 적어도 어느 하나에 설치되어 반응물의 유량을 감지하는 유량감지센서(60) 및 상기 유량감지센서(60)에 의해 피드백 된 유량감지데이터에 의해 반응물 주입포트(13)를 통해 유입되는 반응물의 유량을 제어하는 유량제어부(70)를 더 포함하는 리튬이차전지의 양극 활물질 제조용 올인원 타입 연속식 반응기.
- 제1항에 있어서,상기 교반모터(20)는 10 ~ 2000rpm 범위 내에서 회전속도를 조절할 수 있는 변속형 교반모터인 것을 특징으로 하는 리튬이차전지의 양극 활물질 제조용 올인원 타입 연속식 반응기.
- 제1항에 있어서,상기 반응물은 메탈용액, NH4OH 및 NaOH을 포함하는 것을 특징으로 하는 리튬이차전지의 양극 활물질 제조용 올인원 타입 연속식 반응기.
- 제3항에 있어서,상기 메탈용액은 Ni, Mn 및 Co를 포함하는 혼합용액인 것을 특징으로 하는 리튬이차전지의 양극 활물질 제조용 올인원 타입 연속식 반응기.
- 제1항에 있어서,상기 반응물은 LiOH, FeSO4 및 H3PO4 를 포함하는 것을 특징으로 하는 리튬이차전지의 양극 활물질 제조용 올인원 타입 연속식 반응기.
- 제1항에 있어서,상기 반응챔버(11)의 내주면과 교반봉(30)의 외주면 사이의 간격(g) / 교반봉의 반지름(d)은 1.0 이하인 것을 특징으로 하는 리튬이차전지의 양극 활물질 제조용 올인원 타입 연속식 반응기.
- 내부에 반응챔버(11)를 갖는 비 회전체인 실린더(10); 상기 실린더(10)의 일측에 배치되는 교반모터(20); 상기 교반모터(20)의 모터축(21)과 결합된 채, 상기 반응챔버(11)의 내부에 내장되되, 상기 반응챔버(11)의 벽면과 이격되게 내장되는 교반봉(30)을 갖는 연속식 반응기로서,상기 실린더(10) 상에 일정간격을 두고 플랜지부(12)를 다수 개 형성하고, 상기 각 플랜지부(12) 상에는 반응챔버(11)와 연통되게 형성되어 반응물이 주입되는 하나 이상의 반응물 주입포트(13) 및 상기 실린더(10)의 타측에 반응챔버(11)와 연통되게 형성되어 반응결과물이 배출되는 반응결과물 배출포트(14)를 포함하며;상기 실린더(10)의 반응물 주입포트(13)와 반응결과물 배출포트(14) 사이에, 반응챔버(11)와 연통되게 형성되는 다수의 여분 포트(15)들을 더 포함하며;상기 실린더(10)의 외주면과 내주면 사이에 배치되는 온도조절부(40)를 포함하되, 상기 온도조절부(40)는 환형의 냉매챔버(41)와, 상기 냉매챔버의 내부로 충진되는 냉매(42)로 이루어짐을 더 포함하며;상기 반응물 주입포트(13)의 유로 상에 설치되어 반응물 주입포트를 통해 주입되는 반응물의 입자를 분쇄하여 주는 입자 분쇄부(50)를 더 포함하고;상기 반응물 주입포트(13), 반응결과물 배출포트(14), 여분 포트(15) 중 적어도 어느 하나에 설치되어 반응물의 유량을 감지하는 유량감지센서(60) 및 상기 유량감지센서(60)에 의해 피드백 된 유량감지데이터에 의해 반응물 주입포트(13)를 통해 유입되는 반응물의 유량을 제어하는 유량제어부(70)를 더 포함하는 리튬이차전지의 양극 활물질 제조용 올인원 타입 연속식 반응기.
- 제1항 내지 제6항 중 어느 한 항에 기재된 올인원 타입 연속식 반응기;상기 올인원 타입 연속식 반응기의 플랜지부(12)에 형성된 다수의 반응물 주입포트(13)와 각 연결라인(L1, L2, L3)을 매개로 연결되는 다수의 반응물 저장탱크(100);상기 각 연결라인(L1, L2, L3) 상에 설치되어 각 반응물 저장탱크(100) 내의 반응물을 펌핑하여 상기 올인원 타입 연속식 반응기의 반응챔버(11)로 주입하기 위한 각각의 공급펌프(200);상기 올인원 타입 연속식 반응기의 반응결과물 배출포트(14)와 연결되어, 반응결과물 배출포트(14)를 통해 배출되는 반응이 완료된 슬러리 형태의 물질로부터 양극 활물질과 여액을 분리하는 양극 활물질 분리기(300) 및상기 양극 활물질 분리기(300)와 연결되어, 양극 활물질 분리기(300)에서 분리된 양극 활물질을 건조하는 건조기(400);를 포함하는 결정분리장치.
- 제8항에 있어서,상기 양극 활물질 분리기(400)는 원심분리기 또는 탈수기인 것을 특징으로 하는 결정분리장치.
- 제8항에 있어서,상기 건조기(400)에 연이어 설치되어, 건조된 양극 활물질의 입도분포 및 크기를 분석하는 입도분석기(500)를 더 포함하는 것을 특징으로 하는 결정분리장치.
- 제10항에 있어서,상기 입도분석기(500)에 연이어 설치되어, 양극 활물질의 입자 모양 및 입자크기의 균일도를 분석하는 주사전자현미경(600)을 더 포함하는 것을 특징으로 하는 결정분리장치.
- 제11항에 있어서,상기 주사전자현미경(600)에 연이어 설치되어, 양극 활물질의 밀도를 측정하는 밀도측정기(700)를 더 포함하는 것을 특징으로 하는 결정분리장치.
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EP12815539.7A EP2735366B1 (en) | 2011-07-20 | 2012-01-17 | All-in-one-type continuous reactor for manufacturing a positive electrode active material for a lithium secondary battery, and crystal separation apparatus comprising same |
JP2013525854A JP5714708B2 (ja) | 2011-07-20 | 2012-01-17 | リチウム二次電池の正極活物質前駆体製造用オールインワンタイプ連続式反応器およびこれを備える結晶分離装置 |
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EP2735366B1 (en) | 2019-09-11 |
JP2013539176A (ja) | 2013-10-17 |
US10010851B2 (en) | 2018-07-03 |
KR101092337B1 (ko) | 2011-12-09 |
EP2735366A4 (en) | 2015-11-25 |
EP2735366A1 (en) | 2014-05-28 |
JP5714708B2 (ja) | 2015-05-07 |
US20140147338A1 (en) | 2014-05-29 |
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