CN105277641B - n元比例阀的控制方法及具有n元比例阀的液相色谱仪 - Google Patents
n元比例阀的控制方法及具有n元比例阀的液相色谱仪 Download PDFInfo
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CN106018638B (zh) * | 2016-05-17 | 2017-09-05 | 大连依利特分析仪器有限公司 | 液相色谱多元流动相低压梯度控制方法 |
CN106053689B (zh) * | 2016-07-18 | 2017-10-20 | 华南理工大学 | 可精确获取采样时间的手动停流型二维液相色谱及其应用 |
CN106979985B (zh) * | 2017-05-02 | 2020-07-28 | 维科托(北京)科技有限公司 | 液相色谱原子光谱联用系统 |
CN109444310B (zh) * | 2018-10-12 | 2021-06-29 | 安徽皖仪科技股份有限公司 | 液相色谱耐高压梯度阀及液相色谱进液系统 |
CN109340435B (zh) * | 2018-10-30 | 2020-04-07 | 成都珂睿科技有限公司 | 一种用于多元低压梯度比例电磁阀的高精度误差修正方法 |
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GB2368210A (en) * | 2000-10-21 | 2002-04-24 | Trw Ltd | Controllable current decay rate for hydraulic brake system solenoids |
CN101737551B (zh) * | 2010-02-02 | 2011-08-17 | 中国航天科技集团公司烽火机械厂 | 一种高速电磁阀驱动电路 |
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CN102904438A (zh) * | 2011-07-26 | 2013-01-30 | 鸿富锦精密工业(深圳)有限公司 | 数字脉冲宽度调制控制器 |
CN102820767B (zh) * | 2012-08-21 | 2015-04-15 | 深圳市英威腾电气股份有限公司 | 功率单元板及其开关管驱动方法 |
CN103869029B (zh) * | 2012-12-18 | 2017-11-28 | 北京普源精仪科技有限责任公司 | 一种具有往复式串联柱塞泵的液相色谱仪 |
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Effective date of registration: 20171212 Address after: Kolding road high tech Zone of Suzhou City, Jiangsu Province, No. 8 215163 Applicant after: SUZHOU RIGOL PRECISION ELECTRIC TECHNOLOGIES CO., LTD. Address before: 102206 Beijing City, Shahe Town, step on the river village, No. 156 Applicant before: Beijing Rigol Technologies, Inc. |
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Effective date of registration: 20190815 Address after: 769 West 64 Street, Vancouver, British Columbia, Canada Patentee after: Darnay Science Co., Ltd. Address before: Kolding road high tech Zone of Suzhou City, Jiangsu Province, No. 8 215163 Patentee before: SUZHOU RIGOL PRECISION ELECTRIC TECHNOLOGIES CO., LTD. |
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