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๐Ÿ’ป Smart bearing condition monitoring service

phm-2012dataset์„ ํ†ตํ•ด ํ•™์Šตํ•œ ์ธ๊ณต์ง€๋Šฅ ๋ชจ๋ธ๋กœ ๋ฒ ์–ด๋ง ์—ดํ™” ๋ชจ๋‹ˆํ„ฐ๋ง ์„œ๋น„์Šค๋ฅผ ๊ตฌํ˜„ ๋ฐ ์Šค๋งˆํŠธ ํŒฉํ† ๋ฆฌ ์‹œ์Šคํ…œ ๊ตฌํ˜„ ํ”„๋กœ์ ํŠธ

แ„‰แ…ณแ„แ…ณแ„…แ…ตแ†ซแ„‰แ…ฃแ†บ 2023-08-23 แ„‹แ…ฉแ„Œแ…ฅแ†ซ 3 53 04

๐Ÿ’ก Project Introduce

  • 2023.07.26 - 2023.08.23
  • ์Šค๋งˆํŠธ ํŒฉํ† ๋ฆฌ ์‹œ์Šคํ…œ ํ™˜๊ฒฝ์—์„œ์˜ ์ด์ƒ ํƒ์ง€์™€ RUL ์˜ˆ์ธก ์„œ๋น„์Šค๋Š” ์‚ฐ์—… ๋ถ„์•ผ์— ํ˜๋ช…์ ์ธ ๋ณ€ํ™”๋ฅผ ๊ฐ€์ ธ์˜ค๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ๊ธฐ๊ณ„์˜ ๊ณ ์žฅ์€ ์ƒ์‚ฐ ๋ผ์ธ ์ค‘๋‹จ๊ณผ ๋น„์šฉ ์ฆ๊ฐ€๋กœ ์ด์–ด์งˆ ์ˆ˜ ์žˆ๊ธฐ ๋•Œ๋ฌธ์—, ๊ธฐ๊ณ„์˜ ์ƒํƒœ๋ฅผ ๋ชจ๋‹ˆํ„ฐ๋งํ•˜๊ณ  ์กฐ๊ธฐ์— ์ด์ƒ์„ ๊ฐ์ง€ํ•˜๋ฉฐ ํ•„์š”ํ•œ ์œ ์ง€๋ณด์ˆ˜๋ฅผ ์ˆ˜ํ–‰ํ•˜๋Š” ๊ฒƒ์ด ๋งค์šฐ ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ์ƒ์‚ฐ์„ฑ์„ ํ–ฅ์ƒ์‹œํ‚ค๊ณ  ๋น„์šฉ์„ ์ ˆ๊ฐํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

๐Ÿงžโ€โ™‚๏ธ Service

  • ๋Œ€์‹œ๋ณด๋“œ ์„œ๋น„์Šค ๋Œ€์‹œ๋ณด๋“œ ์„œ๋น„์Šค ์‹œ์—ฐ์˜์ƒ

  • ํšŒ์› ๊ด€๋ฆฌ ํ™”๋ฉด ํšŒ์›๊ด€๋ฆฌ ์‹œ์—ฐ์˜์ƒ

  • ์„ผ์„œ ๋ฐ์ดํ„ฐ์˜ ์‹ค์‹œ๊ฐ„ ์ˆ˜์ง‘๊ณผ ๋ชจ๋ธ์˜ ์˜ˆ์ธก ๊ฒฐ๊ณผ๋ฅผ ํšจ๊ณผ์ ์œผ๋กœ ์—ฐ๋™ํ•˜๋Š” ์‹œ์Šคํ…œ์„ ๊ตฌํ˜„

  • CNN-LSTM ๊ธฐ๋ฒ•๋ชจ๋ธ์„ ํ™œ์šฉํ•˜์—ฌ Bearing์˜ ์ƒํƒœ ๋ณ€ํ™”์™€ ๋‚จ์€ ์ˆ˜๋ช… ๊ฐ„์˜ ํŒจํ„ด์„ ์‹๋ณ„ํ•˜๊ณ  ์˜ˆ์ธกํ•˜๋Š” ๋ชจ๋ธ์„œ๋น„์Šค์„ ๊ตฌ์ถ•

  • ์—ฐ๊ตฌ์— ๊ทธ์น˜๋Š” ๊ฒƒ์ด ์•„๋‹Œ ํ˜„์—…์—์„œ ๋ถ€ํ’ˆ์˜ ์ˆ˜๋ช… ์ฃผ๊ธฐ ๊ด€๋ฆฌ ๋ฐ ์•ˆ์ „์„ฑ ํ–ฅ์ƒ์„ ์œ„ํ•œ ์ค‘์š”ํ•œ ๋„๊ตฌ๋กœ ํ™œ์šฉ ๊ฐ€๋Šฅํ•œ ์„œ๋น„์Šค ๊ฐœ๋ฐœ ํ‹€ ๋ฐฐํฌ

๐Ÿ“‹ MSA structure

MSA

๐Ÿ“„ Project Docs

๐Ÿ“ Directories

  1. Data_preprocessing
    • ๋ฐ์ดํ„ฐ์…‹์˜ ์ฆ๊ฐ• ๋ฐ ์ „์ฒ˜๋ฆฌ ๊ณผ์ •
  2. DB_server
    • DB ์„œ๋ฒ„ ๊ตฌํ˜„ ๋ฐ API ํ†ต์‹ 
  3. modeling_inferServer
    • Neural network modeling ๋ฐ ์ตœ์ ํ™”, prediction ๊ธฐ๋Šฅ์„ ํ•˜๋Š” ์„œ๋ฒ„ ๊ตฌ์ถ•
  4. web_service
    • Web ์„œ๋น„์Šค์— ํ•„์š”ํ•œ ์„œ๋ฒ„ ๋ฐ ํ”„๋ก ํŠธ ๊ตฌํ˜„

๐Ÿค– Model

  • CNN encoder CNN encoder
  • CNN-LSTM model CNN-LSTM model

๐Ÿ“‹ Service Sequence

- Bearing data work flow

sequence_bearing

- Log in & out work flow

sequence_member

- Employee

sequence employee

- Notification

sequence notification

๐Ÿ“ˆ Service Structure

usecase diagram

โš™๏ธ CI/CD Architecture

ci/cd diagram

๐Ÿ› ๏ธ Tech Stack

Frontend

Backend


Data engineering & Modelling


Server Infra

Team Tools



๐Ÿ‘ฅ Member

๋ฐ•์„ฑ๋ถ€ ๊น€์ฐฌ์˜ ์ตœ๋ณ‘ํ›ˆ
Team Leader
Modeling
Data Engineering
Modeling Modeling
@parksboo @Cksdud123 @choi4624
๊น€์ •ํ˜ธ ๋ฐฉ๊ฐ€์œค ์œค์ •์šฐ
Modeling
Data Engineering
Data Engineering Data Engineering
@KimJeongHo @novzs @Yoon-jeongwoo
๊น€๋‹ค์€ ์ด๋‚™๊ทœ ์กฐํฌ์—ฐ
Backend Backend
Frontend
Backend
Frontend
@DaeunKim9 @naku2 @chy0503

Acknowledgement

โ€œ๋ณธ ์—ฐ๊ตฌ๋Š” ๊ณผํ•™๊ธฐ์ˆ ์ •๋ณดํ†ต์‹ ๋ถ€ ๋ฐ ์ •๋ณดํ†ต์‹ ๊ธฐํšํ‰๊ฐ€์›์˜ SW์ „๋ฌธ์ธ์žฌ์–‘์„ฑ์‚ฌ์—…์˜ ์—ฐ๊ตฌ๊ฒฐ๊ณผ๋กœ ์ˆ˜ํ–‰๋˜์—ˆ์Œโ€œ(2022-0-01127)

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