GB/T 29160-2012Test methods for solar-plus-supplementary water heating system (tank capacity more than 0.6m3) (English PDF)

1 Scope

This standard specifies a solar water heating system with auxiliary energy (tank volume greater than 0.6m3) performance test methods.

This standard applies to single tank effective volume of more than 0.6m3 with auxiliary energy solar hot water systems.

This standard does not apply to solar hot water heat pump heating system.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated edition applies to this file. For undated references, the latest edition (including any amendments) applies to this document.

GB 3100 International System of Units and Its Application

GB/T 12936 solar thermal terms

GB/T 18713 solar hot water system design, installation and engineering acceptance

GB/T 19141 domestic solar water heating systems

GB/T 19565 pyranometer

GB/T 20095 solar hot water system of evaluating the performance specifications

Solar hot water systems GB/T 29158 with auxiliary energy (tank volume greater than 0.6m3) Technical Specifications

ISO 9488.1999 Solar Glossary (Solarenergy-Vocabulary)

3 Terms and Definitions

GB 3100, GB/T 12936, GB/T 18713, GB/T 20095, GB/T 29158 and ISO 9488.1999 definition of terms and

Definitions apply to this document.

4 Symbols and units

The following symbols and units apply to this document.

Total contour solar collector area lighting, solar hot water system unit square (m2). Ac.

cpw. Water heat capacity at constant pressure, in units of kilojoules per kilogram degree Celsius [kJ/(kg · °C)].

CHP. solar water heating system with auxiliary energy co-operation of the thermal coefficient of performance, dimensionless.

Ed. auxiliary energy when electric heating system, electric energy consumption during the performance test units of megajoules (MJ).

H. solar collectors flat daily amount of solar radiation port where the lighting units of megajoules per square meter (MJ/m2).

Mz. the auxiliary energy for the direct steam heating systems, enter the amount of steam during the performance test, in kilograms (kg).

rhow. density of water, in kilograms per cubic meter (kg/m3).

Qf. During the combined operation of thermal performance test systems, auxiliary energy for heat heating system, in units of megajoules (MJ).

Qh. auxiliary energy or heat transfer station when the boiler heating system, enter the amount of heat pipe network performance during the test, expressed in megajoules (MJ).