CN103245384B - 一种用于超声燃气表中的超声波流量气室 - Google Patents
一种用于超声燃气表中的超声波流量气室 Download PDFInfo
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- CN103245384B CN103245384B CN201310084985.6A CN201310084985A CN103245384B CN 103245384 B CN103245384 B CN 103245384B CN 201310084985 A CN201310084985 A CN 201310084985A CN 103245384 B CN103245384 B CN 103245384B
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- 239000000523 sample Substances 0.000 claims abstract description 22
- 238000005259 measurement Methods 0.000 claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
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- 239000003566 sealing material Substances 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 abstract 2
- 239000007789 gas Substances 0.000 description 28
- 230000005540 biological transmission Effects 0.000 description 7
- 239000012530 fluid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000000567 combustion gas Substances 0.000 description 1
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CN104359423B (zh) * | 2014-11-18 | 2017-02-22 | 刘杰波 | 表面轮廓的测量装置 |
CN105973325A (zh) * | 2016-06-17 | 2016-09-28 | 济南新盛电子科技有限公司 | 一种双声程双压电片超声波换能器 |
CN207019728U (zh) * | 2017-08-01 | 2018-02-16 | 青岛积成电子股份有限公司 | 一种轴向对射式超声波气体流量测量气路 |
CN107505016B (zh) * | 2017-09-13 | 2022-02-08 | 湖北锐意自控系统有限公司 | 气体流量计量气室及气体流量计量表 |
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JP2956805B2 (ja) * | 1991-12-28 | 1999-10-04 | 東京瓦斯株式会社 | 超音波流量計 |
JP2008128824A (ja) * | 2006-11-21 | 2008-06-05 | Toshiba Corp | 超音波流量計 |
CN101726336A (zh) * | 2009-12-11 | 2010-06-09 | 西南科技大学 | 一种超声波流量计 |
CN202216742U (zh) * | 2011-08-26 | 2012-05-09 | 中国计量科学研究院 | 双通道法超声流量计时间差检测装置 |
CN102735297B (zh) * | 2012-07-20 | 2014-01-15 | 广州柏诚智能科技有限公司 | 一种超声波流量计前置流动调整器 |
CN102914334B (zh) * | 2012-09-29 | 2015-04-29 | 郑州光力科技股份有限公司 | 插入式超声波气体流量计 |
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Address after: 430205, No. three, No. 3, Fenghuang garden, Phoenix Industrial Park, East Lake New Technology Development Zone, Hubei, Wuhan Patentee after: Sifang Optoelectronic Co.,Ltd. Address before: 430205, No. three, No. 3, Fenghuang garden, Phoenix Industrial Park, East Lake New Technology Development Zone, Hubei, Wuhan Patentee before: Wuhan Cubic Optoelectronics Co.,Ltd. |
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Effective date of registration: 20240328 Address after: 314000, No.3 Fenghuangyuan Third Road, Fenghuang Industrial Park, Donghu New Technology Development Zone, Jiaxing City, Zhejiang Province Patentee after: Sifang Optoelectronics (Jiashan) Co.,Ltd. Country or region after: China Address before: No.3, Fenghuangyuan Third Road, Fenghuangyuan Industrial Park, Donghu New Technology Development Zone, Wuhan City, Hubei Province 430205 Patentee before: Sifang Optoelectronic Co.,Ltd. Country or region before: China |
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Address after: 314000, No. 928 Nanxing Road, Weitang Street, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Sifang Optoelectronics (Jiashan) Co.,Ltd. Country or region after: China Address before: 314000, No.3 Fenghuangyuan Third Road, Fenghuang Industrial Park, Donghu New Technology Development Zone, Jiaxing City, Zhejiang Province Patentee before: Sifang Optoelectronics (Jiashan) Co.,Ltd. Country or region before: China |