GB/T 37826-2019Test methods for electrically properties for electrically heated aircraft glass (English PDF)
航空电加温玻璃电学性能试验方法
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
August 30, 2019
Implementation date
July 1, 2020
Scope
GB/T 37826-2019 is the English-translated version of 航空电加温玻璃电学性能试验方法.
GB/T 37826-2019 is the Chinese standard "Test methods for electrically properties for electrically heated aircraft glass".
Its scope clause reads: This standard specifies the terms and definitions of aerospace heating glass, environmental conditions, heater resistance, thermistor resistance, insulation resistance, plus Test methods for electrical properties such as thermal power, unit area power, heating uniformity, electrothermal resistance, overvoltage resistance, and electrothermal shock resistance.
This standard applies to aerospace heating glass and similar products. Its clauses include terms and definitions.
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Document preview — GB/T 37826-2019
National Standard of the People's Republic of China
- ICS
- 81.040.30
- Classification
- Q 34
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 3.1 Warmer resistance
- 3.2 Thermistor resistance
- 3.3 Insulation resistance
- 3.4 Power per unit area
- 3.5 Heating uniformity
- 3.6 Electrothermal resistance
- 3.7 Overvoltage resistance resistance
1 Scope
This standard specifies the terms and definitions of aerospace heating glass, environmental conditions, heater resistance, thermistor resistance, insulation resistance, plus
Test methods for electrical properties such as thermal power, unit area power, heating uniformity, electrothermal resistance, overvoltage resistance, and electrothermal shock resistance.
This standard applies to aerospace heating glass and similar products.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 3930 DC bridge for measuring resistance
GB/T 13978 digital multimeter
GB/T 22778 LCD digital quartz stopwatch
3 Terms and definitions
The following terms and definitions apply to this document.
3.1 Warmer resistance
The resistance value between the two terminals of the heater of the electric heating glass.
3.2 Thermistor resistance
The resistance value between the thermistor terminals at the specified temperature.
3.3 Insulation resistance
The heater and the thermistor of the electrically heated glass and the resistance between them and the glass frame.
3.4 Power per unit area
The heating power per unit area of the electrically heated glass.
3.5 Heating uniformity
After the electric heating glass is energized, the temperature in the heating zone is uniform.
3.6 Electrothermal resistance
The electric heating glass is subjected to the ability of electric heating and heating under normal temperature conditions.
3.7 Overvoltage resistance resistance
The electric heating glass is capable of withstanding greater than the rated voltage.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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