GB/T 47774-2026Technical specification for the energy consumption evaluation of printing and dyeing equipment (English PDF)

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents".

1 Scope

This document specifies the energy conversion devices for dyeing and printing equipment, the calculation methods and requirements for comprehensive energy consumption scores, the comprehensive energy consumption level assessment, and the evaluation report. Reporting and verification methods.

This document applies to knitted fabric washing and bleaching combined machines, woven fabric washing and scouring combined machines, rope washing machines, flat-width washing machines, mercerizing machines, and intermittent washing machines.

Dyeing machines (tank overflow dyeing machine, tubular overflow dyeing machine, gas-liquid dyeing machine, roll dyeing machine, package dyeing machine), continuous dyeing machines (steam)

Digital inkjet printers, flatbed printers, rotary printers, heat press machines (gas-fired), tenters (gas-fired and steam-fired), and loose-type printers.

Comprehensive energy consumption assessment of dyeing and printing equipment such as drying machines and steaming machines.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies to this document.

GB/T 3216 Acceptance tests of hydraulic performance of rotary power pumps, Level 1, 2 and 3

GB 18613-2020 Minimum Energy Efficiency Values and Energy Efficiency Grades for Electric Motors

GB 19762-2025 Energy Efficiency Limits and Energy Efficiency Grades for Centrifugal Pumps

GB/T 27698.1-2023 Test methods for performance of heat exchangers and heat transfer elements - Part 1: General requirements

GB 30253-2024 Energy Efficiency Limits and Energy Efficiency Grades for Permanent Magnet Synchronous Motors

GB/T 35073-2018 Evaluation Method for Energy Efficiency Rating of Gas Burners

3 Terms and Definitions

This document does not contain any terms or definitions that need to be defined.

The energy of the input device is converted through an energy conversion device, and the specific correspondence is specified in Table 1.

4 Energy conversion device for printing and dyeing equipment