national academy of sciences of ukraine the e.o. paton electric welding institute
DESCRIPTION
TUBULAR EXPLOSION CHAMBERS. DEFORMATION MODES IN TUBULAR EXPLOSION CHAMBERS. EPNM-2010 (07-11.06.2010). NATIONAL ACADEMY OF SCIENCES OF UKRAINE The E.O. Paton Electric Welding Institute. 1. TITLE. 2. AUTHORS. TUBULAR EXPLOSION CHAMBERS. - PowerPoint PPT PresentationTRANSCRIPT
1
NATIONAL ACADEMY OF SCIENCES OF UKRAINEThe E.O. Paton Electric Welding Institute
EPNM-2010 (07-11.06.2010)
DEFORMATION MODES IN TUBULAR EXPLOSION CHAMBERS
TUBULAR EXPLOSION CHAMBERS
2
1. TITLE
2. AUTHORS
DEFORMATION MODES IN TUBULAR EXPLOSION CHAMBERS
Prof. L. D. Dobrushin, Ing. P.S. Shlonskyi, Dr. Yu. I. FadeenkoThe E.O. Paton Electric Welding Institute (PWI) of NAS of UkraineDepartment on Welding, Cutting and Treatment of Metals by Explosion 11 Bozhenko Str., Kiev, 03680, Ukraine Tel./fax: +380-44-289-14-70E-mail: [email protected]
TUBULAR EXPLOSION CHAMBERS
3
PART 1. HISTORY OVERVIEW OF R&D
3. CONCEPT DESIGN MOCK-UP
4
TUBULAR EXPLOSION CHAMBERS
4. TUBULAR CHAMBER IN 1:30 SCALE
Main Parameters:
Inside Dia: 0.25 m;
Tubes Q-ty: 222;
Tubes: Ø 22x0.5 mm;
Max charge: 0.008 kg.
5
TUBULAR EXPLOSION CHAMBERS
5. TUBULAR CHAMBER IN 1:10 SCALE
Main Parameters:
Inside Dia: 0.85 m;
Tubes Q-ty: 213;
Tubes: Ø 72x1.2 mm;
Max charge: 0.25 kg.
6
TUBULAR EXPLOSION CHAMBERS
5. TUBULAR CHAMBER IN FULL SCALE
7
6. FIRST EXPERIMENTAL FULL-SCALE CHAMBER
TUBULAR EXPLOSION CHAMBERS
200 kg TNT Tubular Chamber: a) under construction in 1975; b) the inside view. Note: It was Built up and Still Under Processing by PEWI in Glevakha (25 km from Kiev)
8
TUBULAR EXPLOSION CHAMBERS
200 kg TNT Capacity Tubular Explosion Chamber Located at the Test Ground of Yuzmash Plant (Dnepropetrovsk, Ukraine) a - Outside View; b - Inside View
7. SECOND INDUSTRIAL FULL-SCALE CHAMBER
9
TUBULAR EXPLOSION CHAMBERS
8. EXPLOSION IN FULL-SCALE CHAMBER
Explosion of 50 kg of Ammonite mixture with open entrance (for demonstration)
10
9. EXISTING PROJECTS FOR FULL-SCALE CHAMBERS
TUBULAR EXPLOSION CHAMBERS
11
10. ADVANTAGES OF DESIGN AND MANUFACTURE
TUB0ULAR EXPLOSION CHAMBERS
12
PART 2. SEMI-AUTOMATIC CHAMBERS
11. S/A TUBULAR CHAMBER IN 1:5 SCALE
Inside Dia: 2.0 m;Tubes Q-ty: 283;Tubes: Ø 140x4.5 mm;Max charge: 4.0 kg;Weight: 12 tons.
13
12. STRAIN GAUGES GLUED TO RODS & TUBES
TUBULAR EXPLOSION CHAMBERS
14
13. TYPICAL TIME-HISTORY OF RODS & TUBES
TUBULAR EXPLOSION CHAMBERS
15
14. MODE OF DEFORMATION OF RODS & TUBES (1)
TUBULAR EXPLOSION CHAMBERS
50
100
150
200
250
300
350
400
1.0 кg 1.6 kg 2.0 kg 2.4 kg
σ,
MP
a
Explosive Mass
Axial Stress in the Tubes
Circumferential Stresses in Tubes
Stresses in Rods
16
15. MODE OF DEFORMATION OF RODS & TUBES (2)
TUBULAR EXPLOSION CHAMBERS
50
100
150
200
250
300
350
1.0 kg 1.6 kg
σ,
МП
а
Explosive Mass
Axial Stresses in Tubes at 220 mmDistance 220 mm from the End Cap
Circumferential Stresses in Tubes at 220 mmDistance from the End Cap
17
16. TUBULAR CHAMBER COVERED BY SAND
TUBULAR EXPLOSION CHAMBERS
18
17. POSSIBLITY OF REPAIRING AND REVITALIZING
TUBULAR EXPLOSION CHAMBERS
19
SHOT VIDEO
20
18. YOUR FUTURE S/A CHAMBER UNDER DELIVERY
TUBULAR EXPLOSION CHAMBERS