CEN ISO/TS 16491:2012 PDF

Name: CEN ISO/TS 16491:2012 — Guidelines for the evaluation of uncertainty of measurement in air conditioner and heat pump cooling and heating capacity tests (ISO/TS 16491:2012)
SKU: CEN ISO/TS 16491:2012
Price: 88.78 EUR
Availability: InStock

Guidelines for the evaluation of uncertainty of measurement in air conditioner and heat pump cooling and heating capacity tests (ISO/TS 16491:2012)

Название (английский):

CEN ISO/TS 16491:2012

Guidelines for the evaluation of uncertainty of measurement in air conditioner and heat pump cooling and heating capacity tests (ISO/TS 16491:2012)

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 36
Дата публикации:: 1 декабря 2012 г.
Издание:: CEN TS 16491 edition 1 version 1
ICS:: 23.120

Тип поставки:

Full version540 €Read online 24h10 €Read online 72h15 €

Язык документа:

ruen

Срок поставки:6 раб. дн. (перевод)

Цена:540 €

Описание (английский):

ISO/TS 16491:2012 gives guidance on the practical applications of the principles of performance measurement of air-cooled air-conditioners and air-to-air heat pumps as described in ISO 5151, ISO 13253, and ISO 15042.

Abstract

Похожие стандарты

Стандарты, упомянутые в описании

Overview

CEN ISO/TS 16491:2012 (adoption of ISO/TS 16491:2012) is a technical specification providing practical guidelines for evaluating the uncertainty of measurement in cooling and heating capacity tests of air-cooled air conditioners and air-to-air heat pumps. It is intended as a laboratory-focused companion to the performance test standards (ISO 5151, ISO 13253, ISO 15042) and follows international metrology guidance such as the GUM (ISO/IEC Guide 98-3) and VIM (ISO/IEC Guide 99).

Key Topics

Scope and purpose: Practical guidance for quantifying measurement uncertainty in capacity tests of air conditioners and heat pumps.

Methods of calculation: Stepwise approach to combine uncertainty contributions, including both Type A (statistical) and Type B (judgement-based) evaluations.

Measurement contributors:

Calibration and instrument corrections
Instrument drift and stability
Resolution and repeatability
Lack of homogeneity when using multiple air temperature probes
Uncertainty in air volume flow rate and water flow measurements

Test methods addressed:

Calorimeter room method (cooling and heating capacity)
Air enthalpy method (cooling and heating capacity)

Documentation tools:

Normative uncertainty budget sheets (Annex A)
Informative guidance on indirect contributions to uncertainty (Annex B)

Terminology and symbols: Definitions and symbol list aligned with ISO 5151/13253/15042 and metrology vocabularies.

Applications

This Technical Specification is directly useful for:

Testing laboratories performing capacity tests on non-ducted, ducted and multi-split air conditioners and air-to-air heat pumps.

Metrologists and test engineers who must produce uncertainty statements for test results.

Manufacturers and R&D teams validating product performance and optimizing test procedures.

Certification bodies and regulators requiring documented measurement uncertainty for compliance, energy labelling, or performance claims.

Quality assurance: improving traceability and comparability of test results across labs and projects.

Practical value: the document provides worked examples, standard uncertainty calculation steps, and ready-to-use budget templates to help laboratories produce consistent, defensible uncertainty budgets for cooling and heating capacity measurements.

Related standards

ISO 5151 - Non-ducted air conditioners and heat pumps - Testing and rating

ISO 13253 - Ducted air-conditioners and air-to-air heat pumps - Testing and rating

ISO 15042 - Multiple split-system air-conditioners and heat pumps - Testing and rating

ISO/IEC Guide 98-3 (GUM) - Guide to the expression of uncertainty in measurement

ISO/IEC Guide 99 (VIM) - International vocabulary of metrology

Keywords: ISO/TS 16491, measurement uncertainty, air conditioner test, heat pump capacity, calorimeter room method, air enthalpy method, uncertainty budget.

CEN ISO/TS 16491:2012 PDF

Abstract

Похожие стандарты

Overview

Key Topics

Applications

Related standards

Технические детали

ISO 5151:2017/Amd 1:2020

Non-ducted air conditioners and heat pumps — Testing and rating for performance — Amendment 1

ISO 13253:2017/Amd 1:2020

Ducted air-conditioners and air-to-air heat pumps — Testing and rating for performance — Amendment 1

ISO 15042:2017/Amd 1:2020

Multiple split-system air conditioners and air-to-air heat pumps — Testing and rating for performance — Amend…