NEA-0876 H2O.

H2O, Calculation of Thermodynamics Properties of Steam and H2O

NAME OR DESIGNATION OF PROGRAM, COMPUTER, DESCRIPTION OF PROBLEM OR FUNCTION, METHOD OF SOLUTION, RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM, TYPICAL RUNNING TIME, UNUSUAL FEATURES OF THE PROGRAM, RELATED AND AUXILIARY PROGRAMS, STATUS, REFERENCES, MACHINE REQUIREMENTS, LANGUAGE, OPERATING SYSTEM UNDER WHICH PROGRAM IS EXECUTED, OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS, NAME AND ESTABLISHMENT OF AUTHOR, MATERIAL, CATEGORIES

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1. NAME OR DESIGNATION OF PROGRAM: H2O.

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2. COMPUTERS

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Program name	Package id	Status	Status date
H2O	NEA-0876/02	Tested	16-FEB-1984

Machines used:

Package ID	Orig. computer	Test computer
NEA-0876/02	IBM 3081	IBM 3081

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3. DESCRIPTION OF PROBLEM OR FUNCTION

H2O calculates the thermo- physical properties of steam and water. It is mainly used as a sub- program package to be linked with programs which need water properties.

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4. METHOD OF SOLUTION

H2O is based on the VDI Steam Tables and other improved publications. All properties are approximated and calculated with high accuracy.

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5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM: None.

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6. TYPICAL RUNNING TIME: 0.02 seconds.

NEA-0876/02

NEA-DB executed the test case on IBM 3081 in 1 cp sec.

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7. UNUSUAL FEATURES OF THE PROGRAM: None.

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8. RELATED AND AUXILIARY PROGRAMS: None.

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9. STATUS

Package ID	Status date	Status
NEA-0876/02	16-FEB-1984	Tested at NEADB

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10. REFERENCES:

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11. MACHINE REQUIREMENTS: Main storage: 76K bytes (IBM 3081).

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12. PROGRAMMING LANGUAGE(S) USED

Package ID	Computer language
NEA-0876/02	FORTRAN-IV

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13. OPERATING SYSTEM UNDER WHICH PROGRAM IS EXECUTED: MVS 1.3

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14. OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS:
Part of the program is written in double precision.

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15. NAME AND ESTABLISHMENT OF AUTHOR

R, Suessbrich
Uhde GmbH
Friedrich-Uhde-Strasse 15
D-4600 Dortmund
Federal Republic of Germany

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16. MATERIAL AVAILABLE

NEA-0876/02

File name	File description	Records
NEA0876_02.003	H2O INFORMATION FILE	32
NEA0876_02.004	H2O JCL	8
NEA0876_02.005	H2O SOURCE PROGRAM (FORTRAN-4)	1941
NEA0876_02.006	H2O TEST CASE PRINTED OUTPUT	11

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17. CATEGORIES

H. Heat Transfer and Fluid Flow

Keywords: steam, thermodynamic properties, water.