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Application

Heavy Equipment

DY POWER

Cases of heavy industry product installation

  • 고객사 : DY POWER ( 동양기전 ) 
  • 설치일자 : 20년 5월 
  • 제 품 : 중형 제품 실린더 (중량 : 200KG/제품당) 
  • 건조로 : PT250B ( 중형 제품 건조로 ) 
  • 건조 시간 : 60분 - 건조 온도 : 80℃

Installation schematic diagram (dry furnace: PT250B)

 Result city gas usage meter reading

 Result city gas usage meter reading 

※ Of the city total gas usage, the percentage of the cost of the PT250B production line for drying furnace accounts for 29%

 City gas usage

 Energy cost comparison between city gas (hot air) and high-performance radiant energy

Kunhwa Co., Ltd.

Installation status

- Installation date: Installed in Apr. 2018, Applicable products : Heavy equipment parts, on condition of liquid painting drying at 60 degrees

Classification
Existing method
Improved method 
(THREE TECH products)
Improvement
Drying method
Electric heater + gas hot air
HSWG

Installation capacity
540KW(Electricity)＋600,000kcal/h
(Hot air gas burner of the dryer)
324kw (Electricity )

Energy consumption
1,064,400kcal/h
278,640kcal/h
Reduced 74%
Drying time
120min
43min

  1. Energy cost saving 50 million/year : Return on investment period: 2 years 
  2. Reduce Lead Time : Painting process – 25% reduction, drying process : 28% reduction 
  3. Work environment improvement (Grinding work at the exit) : Temperature ↓, no high-temperature air , Dust reduction ( 29% ~ 42% ↓ )

Improvement

 New investment area for dryer and expected investment costs

1. PITCH TIME per process – Prior to improvement (based on the winter season)

Improved painting time by 25%

2. PITCH TIME per process – After improvement (based on the winter season)

Drying process time improved 28%

  1. Electricity fee : 170,832,000 increase/year 
  2. LPG gas cost reduction : Save 320,209,600 /annual → Save 149,377,600/every year 
  3. Paint drying performance improvement : Improved painting time by 25%, drying process by 28% → Secured an additional 120 process hours/annum

    Return on investment period: 2 years

  4. Painting environment improvement : Reduces fine dust by not using LPG
  5. Painting quality improvement : Reduces poor quality issues of air bubbles and pinholes by inducing rapid evaporation of moisture and solvent


Reduces dust by changing drying methods (29% ~ 42%)

CEO : Cho So-angㅣ Corporate registration No. : 606–86-20638
Location : 31 Noksansandan 362-ro, Gangseo-gu, Busan, S. Korea
Tel : +82-51-831-5071 | Fax : +82-51-831-5072
 E-mail : 333tech@naver.com

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