JP5942065B1 - センサユニット及び気密性検査装置 - Google Patents
センサユニット及び気密性検査装置 Download PDFInfo
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- 229910001416 lithium ion Inorganic materials 0.000 abstract description 46
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- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
- G01M3/22—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
- G01M3/226—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
- G01M3/229—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators removably mounted in a test cell
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
- G01M3/22—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
- G01M3/225—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for welds
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4228—Leak testing of cells or batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4285—Testing apparatus
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
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- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
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- Pathology (AREA)
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- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Examining Or Testing Airtightness (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
Description
フィルタファンユニット17aで浄化されたクリーンブース17内の雰囲気が真空チャンバ14内に導入されるため、クリーンブース17の外の雰囲気に含まれる溶剤ガスの影響を受けることなく次の検査を開始できる。
11 リチウムイオン電池
14 真空チャンバ
16 センサユニット
17 クリーンブース
34 共通配管系
35 初期排気系
36 検査排気系
47 初期排気配管
51 検査排気配管
61 ガスセンサ
76a センサ面
71 ホルダ部
73 流入口
74 第1排出口
75 第2排出口
N1 ノズル
Claims (9)
- 気体状の検出対象物質を検出するセンサ部と、内部に前記センサ部を保持するホルダ部とを備えたセンサユニットにおいて、
前記センサ部は、
前記検出対象物質に反応する素子と、
前記素子が内部に配されるとともに、一面に第1の開口が設けられ、前記一面と反対側の他面に第2の開口が設けられたケースと
を備え、
前記ホルダ部は、
前記ホルダ部の内部に気体を導入する流入口と、
前記一面に近づけた位置に配され、前記ホルダ部の内部に導入された気体を前記一面側に通す供給口と、
前記ケースの内部を通った気体が前記第2の開口から抜ける中空部と、
前記中空部の周方向に形成された環状またはC字状の第1の流路と、
前記中空部の周方向に所定の間隔で設けられ、前記中空部と前記第1の流路とを接続する複数本の第2の流路と、
前記第2の流路と異なる位置で前記第1の流路に接続され、前記ホルダ部の内部の気体を排出する排出口と
を備えることを特徴とするセンサユニット。 - 前記供給口は、ノズル形状であることを特徴とする請求項1記載のセンサユニット。
- 前記流入口に繋がった環状の第3の流路と、
周方向に所定の間隔をあけた複数箇所で前記第3の流路と繋げられ、頂部が前記供給口に繋げられた円錐空間部と、
を備えることを特徴とする請求項1または2記載のセンサユニット。 - 前記供給口を通った気体の少なくとも一部を前記一面に沿って流す逃がし流路と、
前記逃がし流路と前記排出口とを繋ぐ排出流路と
を備えることを特徴とする請求項1ないし3のいずれか1項に記載のセンサユニット。 - 請求項1ないし4のいずれか1項に記載のセンサユニットと、検査対象物を収容する真空チャンバと、前記真空チャンバに接続された検査排気配管を有し前記検査排気配管を通して前記真空チャンバから検査排気する検査排気部とを備え、
前記センサユニットは、前記検査排気配管の途中に接続され、前記流入口を介して前記ホルダ部の内部に前記真空チャンバから排気される排気気体を導入することを特徴とする気密性検査装置。 - 前記真空チャンバに接続された初期排気配管を有し、前記初期排気配管を通して前記真空チャンバから初期排気する初期排気部と、
前記初期排気部によって前記真空チャンバ内の圧力を予め設定された検査圧力にまで下げた後に、前記検査排気部で検査排気させる制御部と
を備えることを特徴とする請求項5記載の気密性検査装置。 - 前記検査排気配管の途中に接続され、前記センサユニットよりも上流側に設けられた検査排気バルブと、
前記初期排気配管の途中に接続された初期排気バルブと、
前記真空チャンバに接続された大気開放バルブと
を備え、
前記制御部は、前記初期排気時には、前記初期排気バルブを開放するとともに前記検査排気バルブと前記大気開放バルブとを閉じ、前記検査排気時には、前記検査排気バルブを開放するとともに前記初期排気バルブと前記大気開放バルブとを閉じることを特徴とする請求項6記載の気密性検査装置。 - 前記初期排気配管の途中に接続され、前記初期排気バルブよりも下流側に設けられた初期排気用ガスセンサを備え、
前記制御部は、前記検査排気時にのみ前記検査排気バルブを開放するとともに、前記初期排気時に前記初期排気用ガスセンサからの出力電圧を用いて検査対象物の気密性を判定し、気密性が不完全であると判定した時点で検査を終了することを特徴とする請求項7記載の気密性検査装置。 - 前記検査排気配管の途中にそれぞれ接続され、前記センサユニットよりも上流側に設けられた第1の流量調節弁及び下流側に設けられた第2の流量調節弁を備えることを特徴とする請求項5ないし8のいずれか1項に記載の気密性検査装置。
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015153369A JP5942065B1 (ja) | 2015-08-03 | 2015-08-03 | センサユニット及び気密性検査装置 |
| PCT/JP2016/068300 WO2017022349A1 (ja) | 2015-08-03 | 2016-06-20 | センサユニット及び気密性検査装置 |
| KR1020187003611A KR102034398B1 (ko) | 2015-08-03 | 2016-06-20 | 센서 유닛 및 기밀성 검사 장치 |
| US15/747,690 US10514315B2 (en) | 2015-08-03 | 2016-06-20 | Sensor unit and airtightness inspection device |
| EP16832628.8A EP3306292B1 (en) | 2015-08-03 | 2016-06-20 | Sensor unit and airtightness inspection device |
| CN201680044626.XA CN107850507B (zh) | 2015-08-03 | 2016-06-20 | 传感器单元及气密性检查装置 |
| TW105123179A TWI673484B (zh) | 2015-08-03 | 2016-07-22 | 感測器單元及氣密性檢查裝置 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015153369A JP5942065B1 (ja) | 2015-08-03 | 2015-08-03 | センサユニット及び気密性検査装置 |
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| Publication Number | Publication Date |
|---|---|
| JP5942065B1 true JP5942065B1 (ja) | 2016-06-29 |
| JP2017032434A JP2017032434A (ja) | 2017-02-09 |
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| JP2015153369A Active JP5942065B1 (ja) | 2015-08-03 | 2015-08-03 | センサユニット及び気密性検査装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US10514315B2 (ja) |
| EP (1) | EP3306292B1 (ja) |
| JP (1) | JP5942065B1 (ja) |
| KR (1) | KR102034398B1 (ja) |
| CN (1) | CN107850507B (ja) |
| TW (1) | TWI673484B (ja) |
| WO (1) | WO2017022349A1 (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180045435A (ko) * | 2016-10-25 | 2018-05-04 | 주식회사 엘지화학 | 전지팩의 결함을 쉽게 판별할 수 있는 방법 |
| JP2021001784A (ja) * | 2019-06-21 | 2021-01-07 | 豊興工業株式会社 | 気密性検査方法 |
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| ES2961564T3 (es) | 2016-04-25 | 2024-03-12 | Univ Duke | Derivados de benzoilglicina y métodos de preparación y uso de los mismos |
| US11274987B2 (en) * | 2017-06-21 | 2022-03-15 | Daniel W. Brevard | Apparatus and methods for testing the integrity of containment sumps |
| CN111372875B (zh) | 2017-12-13 | 2026-01-13 | 莱特拉姆有限责任公司 | 卫生中空框架组合件 |
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| JP7181098B2 (ja) * | 2019-01-15 | 2022-11-30 | 株式会社ジェイテクトフルードパワーシステム | 気密性検査装置 |
| CN110646863B (zh) * | 2019-09-03 | 2022-04-29 | 合肥江航飞机装备股份有限公司 | 一种管道排气检测方法 |
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| KR20240028097A (ko) | 2022-08-24 | 2024-03-05 | 웰코리아(주) | 내장형 pd 센서 기밀성 검사장치 |
| KR102816241B1 (ko) * | 2022-12-15 | 2025-06-04 | (주)하나기술 | 고체전해질 시트 불량 검사 시스템 |
| GB2622498B (en) * | 2022-12-22 | 2024-12-04 | Sinomach Sensing Tech Co Ltd | Leak detection apparatus and method for weld of corrugated diaphragm of pressure sensor |
| CN115628862B (zh) * | 2022-12-22 | 2023-03-14 | 国机传感科技有限公司 | 一种压力传感器波纹膜片焊缝检漏装置及检漏方法 |
| EP4468489A1 (en) * | 2023-05-22 | 2024-11-27 | Newfrey LLC | Leak testing arrangement and ventilation device for a battery system |
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- 2016-06-20 KR KR1020187003611A patent/KR102034398B1/ko active Active
- 2016-06-20 EP EP16832628.8A patent/EP3306292B1/en active Active
- 2016-06-20 WO PCT/JP2016/068300 patent/WO2017022349A1/ja not_active Ceased
- 2016-06-20 CN CN201680044626.XA patent/CN107850507B/zh active Active
- 2016-06-20 US US15/747,690 patent/US10514315B2/en not_active Expired - Fee Related
- 2016-07-22 TW TW105123179A patent/TWI673484B/zh not_active IP Right Cessation
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180045435A (ko) * | 2016-10-25 | 2018-05-04 | 주식회사 엘지화학 | 전지팩의 결함을 쉽게 판별할 수 있는 방법 |
| US10680288B2 (en) | 2016-10-25 | 2020-06-09 | Lg Chem, Ltd. | Method capable of easily checking for a defect in a battery pack |
| KR102179683B1 (ko) * | 2016-10-25 | 2020-11-17 | 주식회사 엘지화학 | 전지팩의 결함을 쉽게 판별할 수 있는 방법 |
| JP2021001784A (ja) * | 2019-06-21 | 2021-01-07 | 豊興工業株式会社 | 気密性検査方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201719134A (zh) | 2017-06-01 |
| US20180217020A1 (en) | 2018-08-02 |
| WO2017022349A1 (ja) | 2017-02-09 |
| KR20180028472A (ko) | 2018-03-16 |
| US10514315B2 (en) | 2019-12-24 |
| CN107850507B (zh) | 2019-04-12 |
| TWI673484B (zh) | 2019-10-01 |
| CN107850507A (zh) | 2018-03-27 |
| EP3306292A1 (en) | 2018-04-11 |
| EP3306292A4 (en) | 2019-01-23 |
| JP2017032434A (ja) | 2017-02-09 |
| EP3306292B1 (en) | 2020-04-08 |
| KR102034398B1 (ko) | 2019-10-18 |
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