标准解读

《GB/T 48067-2026 燃烧室热声振荡压力脉动特性测试方法》是一项国家标准,旨在规范燃烧室内因热声耦合导致的压力波动现象的测量过程。该标准适用于各种类型的燃烧装置,包括但不限于工业锅炉、燃气轮机以及航空发动机等。

标准中详细描述了进行此类测试所需的基本条件,比如环境温度、湿度范围,还有对测试设备的具体要求,如传感器精度、数据采集频率等。此外,还规定了一系列的操作步骤,从准备阶段到执行测试再到数据分析,确保每次实验都能在相同或相似条件下重复进行,从而提高结果的一致性和可靠性。

对于测试过程中可能遇到的问题,例如背景噪声干扰、信号失真等情况,《GB/T 48067-2026》也给出了相应的处理建议和技术指导,帮助技术人员更好地识别并解决这些问题,保证测试数据的有效性。


如需获取更多详尽信息,请直接参考下方经官方授权发布的权威标准文档。

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文档简介

ICS27.010

CCSF04

中华人民共和国国家标准

GB/T48067—2026

燃烧室热声振荡压力脉动特性测试方法

Testmethodforpressurefluctuationpropertiesofthermoacousticoscillationin

thecombustionchambers

2026⁃08⁃28发布2027⁃03⁃01实施

国家市场监督管理总局

国家标准化管理委员会发布

GB/T48067—2026

目次

前言··························································································································Ⅲ

1范围·······················································································································1

2规范性引用文件········································································································1

3术语和定义··············································································································1

4测试原理和方法选择··································································································2

4.1测试原理···········································································································2

4.2测试方法选择·····································································································3

5测试流程·················································································································3

5.1测试准备···········································································································3

5.2测试·················································································································7

5.3测试后检查········································································································7

6测试条件·················································································································7

6.1环境条件···········································································································7

6.2测试装置条件·····································································································7

6.3数据采集条件·····································································································8

6.4安全条件···········································································································8

7数据处理·················································································································8

7.1引压管标定数据修正····························································································8

7.2压力脉动数据处理·······························································································8

8测试报告·················································································································9

附录A(资料性)动态压力测点布局方法·········································································11

A.1轴向、横向和径向热声模态···················································································11

A.2周向热声模态···································································································11

附录B(资料性)测试报告···························································································13

GB/T48067—2026

前言

本文件按照GB/T1.1—2020《标准化工作导则第1部分:标准化文件的结构和起草规则》的规

定起草。

请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。

本文件由全国燃烧节能净化标准化技术委员会(SAC/TC441)提出并归口。

本文件起草单位:浙江大学、中国航发商用航空发动机有限责任公司、上海电气燃气轮机有限公

司、中国科学技术大学、安徽交通职业技术学院、浙江省涡轮机械与推进系统研究院、浣江实验室、中国

航发湖南动力机械研究所、北京航空航天大学、宁波方太厨具有限公司、蓝箭航天空间科技股份有限公

司、安徽省质量和标准化研究院、芜湖美的厨卫电器制造有限公司、湖北特种设备检验检测研究院、

安徽省特种设备检测院、安徽省产品质量监督检验研究院、安徽省凤形新材料科技有限公司、合肥智感

科技有限公司、上海信环固雅环境集团有限公司、苏州博能炉窑科技有限公司、博瑞特热能设备股份有

限公司、浙江力聚热能装备股份有限公司、欧保(中国)环境工程股份有限公司。

本文件主要起草人:王高峰、曹俊、冯晓星、程乐鸣、朱志新、朱谨祥、高贤智、曾琦、何磊、李敬轩、

陈明敏、刘晓佩、俞瑜、刘晓刚、孙晓雷、孟柯生、沈扬、金台、田军见、杨文博、鲍先辉、范程杨、沈茂林、

谭凯、张文秋、吴倩、程文强、瞿兆舟、章全奎、林瑜、林其钊、符鹏飞、方元祺、杨瑶、张津、程晓敏、张海涛、

何雷、徐智明、王建平、周国平、齐青。

GB/T48067—2026

燃烧室热声振荡压力脉动特性测试方法

1范围

本文件描述了燃烧室热声振荡压力脉动特性的测试原理和方法选择、测试流程、测试条件、数据处

理和测试报告。

本文件适用于航空发动机、地面燃气轮机、火箭发动机、工业炉、燃气具等能源动力装置与设备的

燃烧室热声振荡压力脉动特性的测试。

2规范性引用文件

下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中,注日期的引用文

件,仅该日期对应的版本适用于本文件;不注日期的引用文件,其最新版本(包括所有的修改单)适用于

本文件。

GB/T18696.2声学阻抗管中吸声系数和声阻抗的测量第2部分:传递函数法

GB/T37650燃烧方式术语和定义

GB/T45573气体燃料燃烧室的振动等级评价及测量方法

3术语和定义

GB/T37650、GB/T45573、GB/T18696.2界定的以及下列术语和定义适用于本文件。

3.1

压力脉动pressurefluctuation

燃烧室内瞬时压力相对于其时间平均压力的偏差。

3.2

热声振荡thermoacousticoscillation

燃烧室内非定常释热与声场相互耦合产生的自我维持的周期性压力脉动现象。

注:热声振荡源于热释放波动与声场脉动之间形成的满足瑞利准则的正反馈机制,表现为由一种或多种热声模态

主导的振荡。

3.3

引压管pressuretube

连接动态压力测量点与传感器的传压管。

3.4

半无限长引压管semi-infinitepressur

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