AHRI 551 591 SI-2015 Performance Rating of Water-chilling and Heat Pump Water-heating Packages Using the Vapor Compression Cycle (ERTA February 2016).pdf

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1、ii 2015 Standard for Performance Rating of Water-chilling and Heat Pump Water-heating Packages Using the Vapor Compression Cycle AHRI Standard 551/591 (SI) i ERRATA SHEET FOR AHRI STANDARD 551/591 (SI)-2015, PERFORMANCE RATING OF WATER-CHILLING AND HEAT PUMP WATER-HEATING PACKAGES USING THE VAPOR CO

2、MPRESSION CYCLE February 2016 The corrections listed in this errata sheet apply to AHRI Standard 551/591 (SI)-2015. Page Erratum 3 Section 3.14 The section reference for significant figures must be changed from Section 4.2 to Section 4.3. This was a typo that must be corrected. Current sentence: sta

3、rting from the first nonzero digit (Refer to Sections 4.2 and 6.2). New sentence: starting from the first nonzero digit (Refer to Sections 4.3 and 6.2). Page Erratum 14 Section 5.4.1.3.1 14 Section 5.4.1.3.2, 14 Section 5.4.1.3.3, 15 Section 5.4.1.4.1, 15 Section 5.4.1.4.2, and 16 Section 5.4.1.4.3

4、The table reference for temperature limits must be changed to Table 12 instead of Table 11. This was a typo that must be corrected. Current sentence: be within the required temperature limits per Table 11. New sentence: be within the required temperature limits per Table 12. Page Erratum 16 Section

5、5.4.1.5.1 The table reference for tolerances must be changed to Table 11 instead of Table 10. This was a typo that must be corrected. Current sentence: within 3% of the target and per Table 10 where tolerance of 5% is allowed. New sentence: within 3% of the target and per Table 11 where tolerance of

6、 5% is allowed. ii Page Erratum 17 Section 5.4.1.5.2 The table reference for tolerances must be changed to Table 11 instead of Table 10. This was a typo that must be corrected. Current sentence: within the allowable tolerance as defined in Table 10 so the test data can be used directly in the NPLV.I

7、P calculations for rating point A. New sentence: within the allowable tolerance as defined in Table 11 so the test data can be used directly in the NPLV.IP calculations for rating point A. Page Erratum 20 Section 5.4.1.5.4 The table reference for tolerances must be changed to Table 11 instead of Tab

8、le 10. This was a typo that must be corrected. Current sentence: is with 0.6% of the rated capacity and above the -5.0% tolerance as defined in Table 10. New sentence: is within 0.6% of the rated capacity and above the -5.0% tolerance as defined in Table 11. Page Erratum 21 Section 5.4.1.5.5 The tab

9、le reference for tolerances must be changed to Table 11 instead of Table 10. This was a typo that must be corrected. Current sentence: than the capacity tolerance defined in Table 10. New sentence: than the capacity tolerance defined in Table 11. Page Erratum 29 Section 6.2 The table reference for s

10、ignificant figures must be changed to Table 14 instead of Table 11. This was a typo that must be corrected. Current sentence: Published Ratings shall be rounded to the number of significant figures shown in Table 11 New sentence: Published Ratings shall be rounded to the number of significant figure

11、s shown in Table 14 Page Erratum 50 Section C3.6 The table reference for significant figures must be changed to Table 14 instead of Table 13. This was a typo that must be corrected. Current sentence: making use of the significant figure requirements of Table 13. New sentence: making use of the signi

12、ficant figure requirements of Table 14. Page Erratum 51 Table C1 In Note 7, the section reference for significant figures must be changed from Section 4.2 to Section 4.3. This was a typo that must be corrected. Current sentence: Significant figures (also known as significant digits) determined in ac

13、cordance with Section 4.2. New sentence: Significant figures (also known as significant digits) determined in accordance with Section 4.3. iii Page Erratum 57 Section C4.3.1 The table reference for operation condition tolerances must be changed to Table 12 instead of Table 11. This was a typo that m

14、ust be corrected. Current sentence: to maintain the mean and standard deviation within the tolerances defined in Table 11. New sentence: to maintain the mean and standard deviation within the tolerances defined in Table 12. Page Erratum 57 Section C4.3.2 The table reference for tolerances must be ch

15、anged to Table 11 instead of Table 10. This was a typo that must be corrected. Current sentence: The performance test results shall meet the tolerances defined in Table 10. New sentence: The performance test results shall meet the tolerances defined in Table 11. Page Erratum 58 Section C4.5.1 The ta

16、ble reference for test validity tolerances must be changed to Table 13 instead of Table 12. This was a typo that must be corrected. Current sentence: Test validity tolerance for energy balance is found in Table 12. New sentence: Test validity tolerance for energy balance is found in Table 13. Page E

17、rratum 59 Section C4.5.3 The table reference for test validity tolerances must be changed to Table 13 instead of Table 12. This was a typo that must be corrected. Current sentence: Test validity tolerance is found in Table 12. New sentence: Test validity tolerance is found in Table 13. Page Erratum

18、84 Section H2.1 The table reference for operating condition tolerances must be changed to Table 12 instead of Table 10. This was a typo that must be corrected. Current sentence: all other applicable Table 10 non-frosting parameters used in evaluating equilibrium . New sentence: all other applicable

19、Table 12 non-frosting parameters used in evaluating equilibrium. Page Erratum 85 Section H2.4.1 The table reference for operating condition tolerances must be changed to Table 12 instead of Table 10. This was a typo that must be corrected. Current sentence: a 30-minute interval where the Table 10 no

20、n-frosting test tolerances are satisfied: New sentence: a 30-minute interval where the Table 12 non-frosting test tolerances are satisfied: iv Page Erratum 85 Section H2.4.1.3 The table reference for operating condition tolerances must be changed to Table 12 instead of Table 10. This was a typo that

21、 must be corrected. Current sentence: One or more of the applicable Table 10 non-frosting test tolerances are exceeded New sentence: One or more of the applicable Table 12 non-frosting test tolerances are exceeded Page Erratum 85 Section H2.4.5 The table reference for operating condition tolerances

22、must be changed to Table 12 instead of Table 10. This was a typo that must be corrected. Current sentence: The test, for which the Table 10 test tolerances for non-frosting apply. New sentence: The test, for which the Table 12 test tolerances for non-frosting apply. Page Erratum 85 Section H2.5.1 Th

23、e table reference for operating condition tolerances must be changed to Table 12 instead of Table 10. This was a typo that must be corrected. Current sentence: a 30-minute interval where the Table 10 non-frosting test tolerances are satisfied: New sentence: a 30-minute interval where the Table 12 no

24、n-frosting test tolerances are satisfied: Page Erratum 85 Section H2.5.1.3 The table reference for operating condition tolerances must be changed to Table 12 instead of Table 10. This was a typo that must be corrected. Current sentence: One or more of the applicable Table 10 non-frosting test tolera

25、nces are exceeded New sentence: One or more of the applicable Table 12 non-frosting test tolerances are exceeded Page Erratum 86 Section H2.5.5 The table reference for operating condition tolerances must be changed to Table 12 instead of Table 10. This was a typo that must be corrected. Current sent

26、ence: The test, for which the Table 10 test tolerances for non-frosting apply New sentence: The test, for which the Table 12 test tolerances for non-frosting apply Page Erratum 86 Section H3.3 The table reference for operating condition tolerances must be changed to Table 12 instead of Table 10. Thi

27、s was a typo that must be corrected. Current sentence: The test tolerance given in Table 10, “heat with frost,” New sentence: The test tolerance given in Table 12, “heat with frost,” v Page Erratum 87 Section H3.6 The table reference for operating condition tolerances must be changed to Table 12 ins

28、tead of Table 10. This was a typo that must be corrected. Current sentence: In order to constitute a valid test, the test tolerances in Table 10 “heat with frost” shall New sentence: In order to constitute a valid test, the test tolerances in Table 12 “heat with frost” shall Page Erratum 87 Section

29、H4 The table reference for operating condition tolerances must be changed to Table 12 instead of Table 10. This was a typo that must be corrected. Current sentence: Tolerances and stability requirements are defined in Table 10 in Section 5.6.2. New sentence: Tolerances and stability requirements are

30、 defined in Table 12 in Section 5.6.2. Price $10.00 (M) $20.00 (NM) Copyright2015,byAir-Conditioning, Heating, and Refrigeration Institute Printed in U.S.A. RegisteredUnitedStates PatentandTrademark OfficeIMPORTANT SAFETY DISCLAIMER AHRI does not set safety standards and does not certify or guarante

31、e the safety of any products, components or systems designed, tested, rated, installed or operated in accordance with this standard/guideline. It is strongly recommended that products be designed, constructed, assembled, installed and operated in accordance with nationally recognized safety standard

32、s and code requirements appropriate for products covered by this standard/guideline. AHRI uses its best efforts to develop standards/guidelines employing state-of-the-art and accepted industry practices. AHRI does not certify or guarantee that any tests conducted under its standards/guidelines will

33、be non-hazardous or free from risk. Note: This 2015 standard supersedes AHRI Standard 551/591 (SI)-2011 with Addendum 3, and shall be effective April 1, 2016 except for Section 4 where the effective date for the 2015 edition is January 1, 2017. For IP ratings, see AHRI Standard 550/590 (I-P)-2015. A

34、ccompanying this standard is an Excel spreadsheet for the Computation of the Water Pressure Drop Adjustment Factors and an Excel spreadsheet for Calibration (http:/www.ahrinet.org/site/686/Standards/HVACR-Industry-Standards/Search-Standards). AHRI CERTIFICATION PROGRAM PROVISIONS The current scope o

35、f the Air-cooled Chiller (ACCL) and Water-cooled Chiller (WCCL) Certification Programs can be found on AHRI website www.ahrinet.org. The scope of the Certification Programs should not be confused with the scope of the standard as the standard covers ratings for products that are not covered by a cer

36、tification program. TABLE OF CONTENTS SECTION PAGE Section 1. Purpose 1 Section 2. Scope .1 Section 3. Definitions .1 Section 4. Test Requirements .4 Section 5. Rating Requirements .6 Section 6. Minimum Data Requirements for Published Ratings 29 Section 7. Conversions and Calculations .35 Section 8.

37、 Symbols and Subscripts .37 Section 9. Marking and Nameplate Data 41 Section 10. Conformance Conditions .41 TABLES Table 1. Standard Rating Conditions .8 Table 2. Full and Part-load Application Rating Conditions 9 Table 3. Part-load Conditions for Rating .11 Table 4A. Chiller Performance IPLV.SI for

38、 Example 1 Test Results .16 Table 4B. Example 1 IPLV.SI for Example 1 Calculations .16 Table 5A. Chiller Performance NPLV.SI for Example 2 Test Results .17 Table 5B. Example 2 NPLV.SI Calculations .17 Table 6A. Chiller Performance IPLV.SI for Example 3 Test Results .18 Table 6B. Example 3 IPLV.SI Ca

39、lculations 19 Table 7A. Chiller Performance - IPLV.SI for Example 4 Test Results .20 Table 7B. Example 4 IPLV.SI Calculations .20 Table 8A. Chiller Performance IPLV.SI for Example 5 Test Results .21 Table 8B. Example 5 IPLV.SI Calculations 21 Table 9A. Chiller Performance IPLV.SI for Example 6 Test

40、Results .21 Table 9B. Example 6 IPLV.SI Calculations 22 Table 10A. Chiller Performance IPLV.SI for Example 7 Test Results .22 Table 10B. Example 7 IPLV.SI Calculations 22 Table 11. Definition of Tolerances 24 Table 12. Definition of Operating Condition Tolerances and Stability Criteria .26 Table 13.

41、 Definition of Validity Tolerances 28 Table 14. Published Values .33 Table 15. Conversion Factors 35 Table 16. Symbols and Subscripts .37 FIGURES Figure 1. Part-load Condenser Temperature for ILV.SI Conditions 12 Figure 2. Rating Point Interpolation .19 Figure 3. Allowable Tolerance (Tol1) Curves fo

42、r Full and Part-load Points 25 Figure 4. IPLV and NPLV.SI Tolerance (Tol2) Curve .25 Figure 5. Energy Balance Tolerance (Tol4) Curve .28 EQUATIONS Equation 1. Cooling Coefficient of Performance .6 Equation 2. Heating Coefficient of Performance 6 Equation 3. Heat Recovery Coefficient of Performance 6

43、 Equation 4. Simultaneous Heating and Cooling Coefficient of Performance 6 Equation 5a. Net Refrigerating Capacity 6 Equation 5b. Volumetric Flow Rate .6 Equation 6a. Net Heating Capacity, Standard Condenser 6 Equation 6b. Net Heating Capacity, Heat Recovery Condenser 6 Equation 7. Integrated or Non-standard Part-load Value, IPLV.SI or NPLV.SI, based on COPR .10 Equation 8. Entering