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STN EN 12977-3


Označenie: STN EN 12977-3 zrušená
Slovenský názov: Tepelné solárne systémy a komponenty. Systémy stavané na zákazku. Časť 3: Metódy skúšania parametrov solárnych zásobníkov na ohrev vody
Anglický názov: Thermal solar systems and components - Custom built systems - Part 3: Performance test methods for solar water heater stores
Pôvodné označenie:
Dátum vydania: 1. 10. 2012
Dátum zrušenia: 31. 10. 2018
Jazyk: EN
ICS: 27.160
Triediaci znak: 74 7203
Úroveň zapracovania: idt EN 12977-3:2012
Vestník: 09/12
Poplatok: Tlačená verzia: 21,40 € 


Elektronická verzia
  1. Bez možnosti tlače, prenosu textu a obrázkov: 19.26 €
  2. Bez možnosti tlače, s prenosom textu a obrázkov: 21.40 €
  3. S možnosťou tlače, prenosu textu a obrázkov: 27.82 €
Vestník harmonizácie:
Nariadenie vlády:
Zmeny:
Nahradzujúce normy: STN EN 12977-3:2018-10 (74 7203)
Nahradené normy: STN EN 12977-3:2009-02 (74 7203)
Poznámka vo Vestníku:
Predmet normy:



Obsah normy STN EN 12977-3
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Store classification
6 Laboratory store testing
6.1 Requirements on the testing stand
6.1.1 General
6.1.2 Measured quantities and measuring procedure
6.2 Installation of the store
6.2.1 Mounting
6.2.2 Connection
6.3 Test and evaluation procedures
6.3.1 General
6.3.2 Test sequences
6.3.3 Data processing of the test sequences
7 Store test combined with a system test according to ISO 9459-5
8 Store test according to EN 12897
9 Test report
9.1 General
9.2 Description of the store
9.3 Test results
9.4 Parameters for the simulation
Annex A (normative) Store model benchmark tests
A.1 General
A.2 Temperature of the store during stand-by
A.3 Heat transfer from heat exchanger to store
Annex B (normative) Verification of store test results
B.1 General
B.2 Test sequences for verification of store test results
B.2.1 General
B.2.2 Verification sequences from measurements on a store testing stand
B.2.3 Test sequences obtained during a whole system test according to ISO 9459-5
B.3 Verification procedure
B.3.1 General
B.3.2 Error in transferred energies
B.3.3 Error in transferred power
Annex C (normative) Benchmarks for the parameter identification
Annex D (informative) Requirements for the numerical store model
D.1 General
D.2 Assumptions
D.3 Calculation of energy balance
Annex E (informative) Determination of store parameters by means of up-scaling” and downscaling”
E.1 General
E.2 Requirements
E.3 Determination of store parameters
E.3.1 Thermal capacity of store
E.3.2 Height of store
E.3.3 Determination of heat loss capacity rate
E.3.4 Relative heights of the connections and the temperature sensors
E.3.5 Heat exchangers
E.3.6 Parameter describing the degradation of thermal stratification during stand-by
E.3.7 Parameter describing the quality of thermal stratification during direct discharge
Annex F (informative) Determination of hot water comfort
Bibliography
Tables
Table 1 — Classification of the stores
Table 2 — Measuring data
Table 3 — Compilation of the test sequences
Table 4 — Flow rates and store inlet temperatures for Test C (group 1)
Table 5 — Flow rates and store inlet temperatures for Test C (group 2)
Table 6 — Flow rates and store inlet temperatures for Test C (group 3)
Table 7 — Flow rates and store inlet temperatures for Test C (group 4)
Table 8 — Flow rates and store inlet temperatures for Test L (group 1)
Table 9 — Flow rates and storage device inlet temperatures for Test L (group 2)
Table 10 — Flow rates and store inlet temperatures for Test L (group 3)
Table 11 — Flow rates and store inlet temperatures for Test L (group 4)
Table 12 — Flow rates and store inlet temperatures for Test NiA (group 2 or 4)
Table 13 — Flow rates and store inlet temperatures for Test EiA
Table 14 — Flow rates and storage device inlet temperatures for Test NA (groups 1 and 3)
Table 15 — Flow rates and store inlet temperatures for Test NB (group 1 and 3)
Table 16 — Flow rates and store inlet temperatures for Test NB (groups 2 and 4)
Table 17 — Flow rates and store inlet temperatures for Test EB
Table A.1 — Results of the analytical solution
Table B.1 — Compilation of the verification sequences
Table B.2 — Flow rates and storage device inlet temperatures for Test V (group 1)
Table B.3 — Flow rates and storage device inlet temperatures for Test V (group 2)
Table B.4 — Flow rates and storage device inlet temperatures for Test V (group 3)
Table B.5 — Flow rates and storage device inlet temperatures for Test V (group 4)
Table B.6 — Flow rates and storage device inlet temperatures for Test NiA (group 2 or 4)
Table B.7 — Flow rates and storage device inlet temperatures for Test EiV
Figures Page
Figure 1 — Charge circuit of the store-testing stand
Figure 2 — Discharge circuit of the store-testing stand
Figure A.1 — Store considered as a twin tube heat exchanger