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What you need to know: Liquid/vapor dome region R1234ze (E) Pressure Enthalpy Chart. Download a PDF copy of the pressure enthalpy chart for both Metric and Imperial Units. Pressure Enthalpy Diagram. The upside down U figure shown on the diagram designates the points at which the refrigerant changes phase.

Table A-5 — Superheated Vapor Properties of Ammonia — SI Units using REFPROP (Version 7.0) with 0°C datums of 200 kJ/kg enthalpy and 1.000 kJ/kg-K entropy. SI units. The following diagrams are also included: Pressure-Enthalpy Diagram — IP Units Understanding the P-H Diagram On the P-H diagram, pressure is indicated on the r13a4 and enthalpy is indicated on the x-axis. Table 1 Properties of Saturated Liquid and Saturated It is important to note that the pressure remains constant throughout the evaporator. DuPont™ Suva ® 407C (R-407C) and DuPont™ Suva ® 410A (R-410A) Properties, Uses, Storage, and Handling P407C/410A Technical Information pressure enthalpy diagram r22 pdf download pressure enthalpy diagram r22 pdf read online rses.org the pressure-enthalp… 2004-09-28 · The pressure-enthalpy (P-H) diagram is a useful tool for refrigeration engineers and designers. It is also useful for service technicians.

Copyright 2005 DuPont or its affiliates. All rights reserved. The DuPont Oval Logo, DuPont, The miracles of Figure 3.7: Pressure enthalpy diagram for MP-39 with constant temper This project weis made possible by the funding provided by E.I. DuPont de Nu-. Jan 1, 2013 The stream of liquid R-134a is expanded to the suction pressure and is blend 508B is used in the low stage for its low critical point (DuPont Figure 2 is the pressure versus enthalpy diagram for R-23, which illustr DuPont Company and Honey Well Company jointly developed the new refrigerant But its latent heat is small and its evaporation pressure and thermal 1 P-h diagram of mixed refrigerant saturation property under different mixing ratio Technical Information T-410A SI DuPont Suva refrigerants Thermodynamic A Mollier diagram is a graphical representation of the properties of a refrigerant,.

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08 0 1 0 1 0 6 08 DuPont™ Suva Pressure-Enthalpy Diagram (Engineering Units) ® HP80 (R-402A) Pressure-Enthalpy Diagram (Engineering Units) (4/05) RWJ291 Printed in U.S.A. [Replaces DuPont TM Opteon HFO-1234yf Pressure-Enthalpy Diagram (SI Units) 160 o C 150 o C 140 o C 130 o C 120 o C 110 o C 100 o C 90 o C 20 o C 10 o C 0 o C-10 o C-50 oC-40 oC 80 oC Pressure (Bar) o Pressure (MPa) Enthalpy (kJ/kg) 90 oC 70 oC 60 C 50 oC 20 oC 40 oC 30 oC 10 o C Temperature=0 oC-10 oC-20 oC-30 oC-50 o C-40 o C-30 C-20 o C -10 o C 0 o C 10 o C 20 o C 30 o C 40 o C 50 o C 60 o C 70 o C 80 o PRESSURE-ENTHALPY CHARTS AND THEIR USE By: Dr. Ralph C. Downing E.I. du Pont de Nemours & Co., Inc. Freon Products Division FIGURE 1H. Refrigerant MP39. Figure 1G applies to HFC-134a, the subject of this text. Figures 2 through 7 use the HFC-134a pressure-enthalpy diagram to show the information available from such diagrams when their DuPont Fluorochemicals Pressure-Enthalpy Diagam Enthalpy (kJlkg) 550 450 500 400 300 350 250 0.030- 0.6 .ãiãiiãiäãïiã 0.40 Volume 0.08 The DuPont Oval Logo, DuPont™, The miracles of science™ and Suva® are registered trademarks or trademarks of DuPont or its affiliates. NO PART OF THIS MATERIAL MAY BE REPRODUCED, STORED IN A RETRIEVAL SYSTEM OR TRANSMITTED IN ANY Pressure-enthalpy dia-grams for the Suva® HP refrigerants are shown in Figures 1–6.
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This information is based on values calculated using the NIST REFPROP Database [McLinden, M.O., Klein, S.A., Lemmon, E.W., and Peskin, A.P., NIST Standard Reference Database 23, NIST thermodynamic and transport properties of refrigerants and The pressure-enthalpy chart, as shown in Fig. 2, displays all the pertinent properties for a given refrigerant (in this example R22). The bubble to the left is the portion of the diagram where the refrigerant is in the saturated condition. The blue line on the left of … per kilogram df and d G = Fluid and Vapor (respectively) densities Physical Properties in kilograms per cubic meter Chemical Formula CHCIF 2 h = Enthalpy (kJ/kg) Molecular mass 86.47 s = Entropy (kJ/kg.K) Boiling Point –40.81°C At one atmosphere Critical Temperature 96.15°C Critical Pressure 4990 kPa Critical Density 523.8 kg/m3 Critical Volume 0.0019 m3 /kg 2 Table 1 DuPont™ Freon® 22 PRESSURE – ENTHALPY DIAGRAM SI UNITS TEMPERATURE ºC 134a. PO Box 13, The Heath, Runcorn, Cheshire, WA7 4QX Tele: (01928) 511192 Fax: (01928) 513890 www.ineosfluor.com These tables are constructed from an equation of state for the product which has … The pressure-enthalpy diagrams for Suva® 407C are shown in Figures 1 and 2.

Please see the revised version here: · Made by faculty at the University of Jan 30, 2014 Learn various states of a refrigerant by drawing a pressure enthalpy chart.Please provide feedback on this module by selecting "Like" or PH Diagram. Subcooling–. Reference Point.
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08 0 1 0 1 0 6 08 DuPont™ Suva Pressure-Enthalpy Diagram (Engineering Units) ® HP80 (R-402A) Pressure-Enthalpy Diagram (Engineering Units) (4/05) RWJ291 Printed in U.S.A.