CN101358687B - 一种气体安全输送方法 - Google Patents

一种气体安全输送方法 Download PDF

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CN101358687B
CN101358687B CN2007100444515A CN200710044451A CN101358687B CN 101358687 B CN101358687 B CN 101358687B CN 2007100444515 A CN2007100444515 A CN 2007100444515A CN 200710044451 A CN200710044451 A CN 200710044451A CN 101358687 B CN101358687 B CN 101358687B
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CN101358687A (zh
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李东升
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Jiangsu ever sail Semiconductor Equipment Co., Ltd.
Shanghai Zhengfan Semiconductor Equipment Co., Ltd.
SHANGHAI ZHENGFAN TECHNOLOGY CO., LTD.
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SHANGHAI ZHENGFAN SEMICONDUCTOR EQUIPMENT CO Ltd
SHANGHAI ZHENGFAN SUPERCLEAN TECHNOLOGY Co Ltd
SHANGHAI ZHENGFAN TECHNOLOGY Co Ltd
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Abstract

本发明涉及一种气体安全输送方法,该控制阀包括报警指示灯、气体余量显示、送/停气按钮/灯、风压指示、紧急切断按钮、气动阀、电磁阀、可编程逻辑控制器、断路器、输入输出端子、开关电源、风压报警;所述的报警指示灯、气体余量显示、送/停气按钮/灯、风压指示、紧急切断按钮设置于控制箱面板上,所述的电磁阀、可编程逻辑控制器、断路器、输入输出端子、开关电源、风压报警设置于控制器内部。与现有技术相比,本发明能够极大的提高特殊气体输送的安全性,不但能够在危险发生时及时停止气体输送,防止危险的进一步扩散,并且能够保证气体输送和工艺生产的连续性。

Description

一种气体安全输送方法
技术领域
本发明涉及气体输送方法,尤其涉及一种气体安全输送方法。
背景技术
随着近年来国内半导体,微电子,平面显示,发光二极管行业的迅速发展,国内对各类特气的需求日益增加。由于在这些特气中有相当一部分为危险性气体,例如硅烷(SiH4)具有自燃性,磷烷(PH3)具有剧毒性等;因此需配置专门的阀门组来控制阀门的吹扫。
目前国内多采用手动阀门来控制,具有以下潜在缺陷:
1.在出现气体泄漏等危险情况下需要手动来关闭阀门,对于操作人员有极大的危险性;同时由于关断动作在时间上的延后,不能保证设备的实时关断,因此可能造成泄漏等危险的进一步扩散。
2.在气瓶内气筒用完后,需要人工吹扫和切换钢瓶,造成气体输送的中断,影响生产。
发明内容
本发明的目的就是为了克服上述现有技术存在的缺陷而提供一种能够极大地提高特殊气体输送安全性的气体安全输送方法。
本发明的目的可以通过以下技术方案来实现:一种气体安全输送方法,其特征在于,该方法包括控制器,该控制器改常规的手动阀为气动阀,同时由电磁阀来控制气动阀的驱动起源,实现阀门的远程控制和自动控制,通过可编程逻辑控制器采集外接的各类传感器和报警器输入的型号,按照既定的逻辑控制程序,自动关闭气动阀,停止气体输送,一旦有报警型号输入,面板上的报警指示灯会立即工作,同时发出声音报警,提示操作人员,可编程逻辑控制器会实时监控气体余量,一旦余量低于既定设置值,将自动切换到另一侧待机状态的钢瓶进行输送,同时关闭本侧气动阀,停止本侧输送。
所述的控制器包括报警指示灯、气体余量显示、送/停气按钮/灯、风压指示、紧急切断按钮、气动阀、电磁阀、可编程逻辑控制器、断路器、输入输出端子、开关电源、风压报警;所述的报警指示灯、气体余量显示、送/停气按钮/灯、风压指示、紧急切断按钮设置于控制箱面板上,所述的电磁阀、可编程逻辑控制器、断路器、输入输出端子、开关电源、风压报警设置于控制器内部。
所述的电磁阀与由电磁阀控制驱动起源的气动阀相连。
所述的可编程逻辑控制器与外接的各类传感器和报警器相连。
所述的报警器包括火焰侦测器,气体泄漏侦测器,风压指示。
与现有技术相比,本发明采用一种新型控制器能够极大的提高特殊气体输送的安全性,不但能够在危险发生时及时停止气体输送,防止危险的进一步扩散,并且能够保证气体输送和工艺生产的连续性。
附图说明
图1为本发明控制箱面板结构示意图;
图2为本发明控制器内部结构示意图。
具体实施方式
下面结合附图和具体实施方式对本发明作进一步说明。
实施例:
如图1~图2所示,一种气体安全输送方法,该方法采用一种新型控制器,该控制器改常规的手动阀为气动阀,同时由电磁阀6来控制气动阀的驱动起源,实现阀门的远程控制和自动控制,通过可编程逻辑控制器7采集外接的各类传感器和报警器输入的型号,按照既定的逻辑控制程序,自动关闭气动阀,停止气体输送,一旦有报警型号输入,面板上的报警指示灯1会立即工作,同时发出声音报警,提示操作人员,可编程逻辑控制器7会实时监控气体余量,一旦余量低于既定设置值,将自动切换到另一侧待机状态的钢瓶进行输送,同时关闭本侧气动阀,停止本侧输送。图1~图2中A为系统结构原理简图,该控制阀包括报警指示灯1、气体余量显示2、送/停气按钮/灯3、风压指示4、紧急切断按钮5、电磁阀6、可编程逻辑控制器7、断路器8、输入输出端子9、开关电源10、风压报警11;所述的报警指示灯1、气体余量显示2、送/停气按钮/灯3、风压指示4、紧急切断按钮5设置于控制箱面板上,所述的电磁阀6、可编程逻辑控制器7、断路器8、输入输出端子9、开关电源10、风压报警11设置于控制器内部。

Claims (5)

1.一种气体安全输送方法,其特征在于,该方法采用一种新型控制器,该控制器改常规的手动阀为气动阀,同时由电磁阀来控制气动阀,实现阀门的远程控制和自动控制,通过可编程逻辑控制器采集外接的各类传感器和报警器输入的信号,按照既定的逻辑控制程序,自动关闭气动阀,停止气体输送,一旦有报警信号输入,面板上的报警指示灯会立即工作,同时发出声音报警,提示操作人员,可编程逻辑控制器会实时监控气体余量,一旦余量低于既定设置值,将自动切换到另一侧待机状态的钢瓶进行输送,同时关闭本侧气动阀,停止本侧输送。
2.根据权利要求1所述的一种气体安全输送方法,其特征在于,所述的控制器包括报警指示灯、气体余量显示、送/停气按钮/灯、风压指示、紧急切断按钮、气动阀、电磁阀、可编程逻辑控制器、断路器、输入输出端子、开关电源、风压报警;所述的报警指示灯、气体余量显示、送/停气按钮/灯、风压指示、紧急切断按钮设置于控制箱面板上,所述的电磁阀、可编程逻辑控制器、断路器、输入输出端子、开关电源、风压报警设置于控制器内部。
3.根据权利要求1所述的一种气体安全输送方法,其特征在于,所述的电磁阀与气动阀相连。
4.根据权利要求1所述的一种气体安全输送方法,其特征在于,所述的可编程逻辑控制器与外接的各类传感器和报警器相连。
5.根据权利要求1所述的一种气体安全输送方法,其特征在于,所述的报警器包括火焰侦测器,气体泄漏侦测器,风压指示。
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CN102444781A (zh) * 2010-10-14 2012-05-09 上海鲁诗瓦格环保技术有限公司 恒力气瓶关闭系统
CN103574281B (zh) * 2012-07-26 2016-01-06 北大方正集团有限公司 一种特气架、监控特气架的方法及装置
CN104913200A (zh) * 2014-03-11 2015-09-16 上海华虹宏力半导体制造有限公司 去离子水泄漏检测控制的装置
CN104295908A (zh) * 2014-09-25 2015-01-21 中国石油化工股份有限公司 二氧化碳质量控制及其输送管道腐蚀控制方法
CN111939842A (zh) * 2020-09-05 2020-11-17 西南石油大学 一种控制高温高压反应釜通气装置

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GB2060855A (en) * 1979-10-10 1981-05-07 Morese Mao Hsien Chen Automatic safety gas switch
EP0330859A1 (de) * 1988-03-03 1989-09-06 Schering Aktiengesellschaft Überwachungssystem
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CN1032331C (zh) * 1992-04-22 1996-07-17 国营泸州化工厂 可燃爆物料、气体的管道输送隔火隔爆阀
CN1500711A (zh) * 2002-11-18 2004-06-02 天津市纽普兰环保发展中心 易燃易爆粉状物料的栓式气力输送方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2739657A1 (de) * 1976-09-10 1978-03-16 Severoceska Armaturka N P Ueberdruck-schutzvorrichtung fuer gasvorwaermer
GB2060855A (en) * 1979-10-10 1981-05-07 Morese Mao Hsien Chen Automatic safety gas switch
EP0330859A1 (de) * 1988-03-03 1989-09-06 Schering Aktiengesellschaft Überwachungssystem
CN2114737U (zh) * 1991-07-10 1992-09-02 杨启峰 可燃性气体自动安全阀
CN1032331C (zh) * 1992-04-22 1996-07-17 国营泸州化工厂 可燃爆物料、气体的管道输送隔火隔爆阀
CN1500711A (zh) * 2002-11-18 2004-06-02 天津市纽普兰环保发展中心 易燃易爆粉状物料的栓式气力输送方法

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