Obtaining Pressure Peak From Conversion Ratio

Expt

Melt

Melt mass

(kg)

Melt Temperature

(K)

Energy IN

E_thermal

(kJ)

Water volume

(l)

Water height

(m)

Test section Diameter

(m)

Area

(m²)

Conversion efficiency

η

(%)

Mech Energy

E_pressure

(kJ)

Estimated Pressure peak

(kPa)

Explosion

Measured Pressure peak

(kPa)

BARC

5

CaO-B₂O₃

0.925

1409

1982.3

4.5

0.27

0.13

0.11

0.8

1585.8

462

Pressure Spike

506

7

1.846

1407

3956.0

4.5

0.27

0.13

0.11

0.8

3164.8

413

467

8

2.285

1399

4896.8

4.5

0.27

0.13

0.11

0.8

3917.4

459

510

9

Sodium Borosilicate Glass

1.885

1406

1856.7

4.5

0.27

0.13

0.11

0.8

1485.4

447

510

KROTOS

38

Alumina

1.522

2665

5040.0

34

1.1

0.2

0.691

0.8

4032.0

930

Yes

1000

40

1.47

3073

5707.4

34.6

1.1

0.2

0.691

0.8

4565.9

990

1000

42

1.539

2465

4665.3

34.6

1.1

0.2

0.691

0.8

3732.3

895

Yes

1000

43

1.5

2625

4883.1

34.6

1.1

0.2

0.691

0.8

3906.5

916

1000

44

1.5

2673

4983.9

33.2

1.1

0.2

0.691

0.8

3987.1

925

1000

49

1.47

2688

4915.1

34

1.1

0.2

0.691

0.8

3932.1

919

1000

TROI

1

ZrO₂

5

>3373

12,524.6

0.67

0.65

1.37

0.8

10,019.7

737

Yes

1000

4

4.2

>3373

10,520.7

0.67

0.65

1.37

0.8

8416.5

1911

2100

5

2.9

3373

7264.3

0.67

0.65

1.37

0.8

5811.4

888

900

12

Corium

8.4

3800

16,614.0

0.67

0.65

1.37

0.8

13,291.2

849

1000

13

7.7

2600

10,008.9

0.67

0.65

1.37

0.8

8007.2

659*

7000*

14

6.5

3000

9918.1

0.67

0.65

1.37

0.8

7934.5

656

800