WO2022142457A1 - 除盐水除气系统和除盐水除气方法 - Google Patents

除盐水除气系统和除盐水除气方法 Download PDF

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Publication number
WO2022142457A1
WO2022142457A1 PCT/CN2021/117530 CN2021117530W WO2022142457A1 WO 2022142457 A1 WO2022142457 A1 WO 2022142457A1 CN 2021117530 W CN2021117530 W CN 2021117530W WO 2022142457 A1 WO2022142457 A1 WO 2022142457A1
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Prior art keywords
water
vacuum
demineralized water
container
capillary line
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PCT/CN2021/117530
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English (en)
French (fr)
Inventor
陈永伟
索凌平
邱河文
李元
邹洪先
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中广核核电运营有限公司
中国广核集团有限公司
中国广核电力股份有限公司
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Publication of WO2022142457A1 publication Critical patent/WO2022142457A1/zh

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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases

Definitions

  • the invention relates to the technical field of demineralized water degassing using a transmitter, in particular to a demineralized water degassing system and a demineralized water degassing method.
  • the 6000 nuclear-level transmitter participates in the monitoring of the core water level, especially in the case of water loss, which directly monitors the water content of the core to prevent the core from being exposed. It is a post-accident monitoring instrument, and its importance is self-evident. However, as the transmitter's in-service time increases, the failure rate also increases; if a failure occurs, an overall replacement maintenance strategy is required for the field transmitter.
  • the key technology to implement replacement and installation is the vacuum-filling technology of nuclear-grade transmitters, which is complicated in process, high in technical difficulty, and takes a long time to replace.
  • capillary line desalination water degassing technology In the complex process, there is a capillary line desalination water degassing technology.
  • the main purpose is to ensure that the gas content of the bellows connected to the pressure vessel (usually including the upper isolation bellows and the lower isolation bellows) and the capillary line desalted water meets the requirements.
  • the capillary line In the current capillary line desalination and degassing technology, the capillary line is directly connected, and the capillary line is vacuumized and degassed. Due to the small flow channel of the capillary line, the degassing efficiency is affected, and the degassing effect is not good. If the charged demineralized water has a high air content, it will directly affect the pressure transfer characteristics of the capsule and capillary line, and affect the accuracy and precision of the high-precision instrument measurement.
  • the technical problem to be solved by the present invention is to provide a desalted water degassing system and a desalted water degassing method which can effectively reduce the gas content of the demineralized water.
  • the technical scheme adopted by the present invention to solve the technical problem is: to provide a desalted water degassing system, which includes a water container for storing desalinated water, a desalted water output pipeline and a vacuum pumping device;
  • One end of the demineralized water output pipeline is connected to the water container, and the other end is respectively connected to the capillary line and the bellows, so as to transport the demineralized water to the capillary line and the bellows;
  • the vacuuming device is respectively connected to the water container, the capillary line and the bellows, and vacuumizes the upper air cavity, the capillary line and the bellows in the water container respectively.
  • the vacuuming device comprises a vacuum container and at least one vacuum pump connected to the vacuum container;
  • the vacuum container is connected to the water container through a first vacuum pipeline, and communicates with the upper air cavity in the water container; the vacuum container is respectively connected to the capillary line and the bellows through the second vacuum pipeline.
  • the bottom of the water container is provided with an air suction pipe and a water outlet pipe;
  • the water outlet pipe is connected with one end of the demineralized water output pipe;
  • One end of the air suction pipe extends above the liquid level in the water container and communicates with the upper air cavity in the water container; the other end of the air suction pipe extends below the water container to connect to the first vacuum pipeline .
  • the vacuum container is provided with a first mouthpiece, a second mouthpiece and a third mouthpiece;
  • the first interface pipe is connected to the vacuum pump, the second interface pipe is connected to the first vacuum pipeline, and the third interface pipe is connected to the second vacuum pipeline.
  • the vacuuming device includes two vacuum pumps respectively connected to the vacuum container.
  • the desalinated water degassing system further comprises valves respectively arranged on the desalted water output pipeline, the first vacuum pipeline and the second vacuum pipeline.
  • the height of the water container is higher than the height of the capillary line and the bellows, so as to output the demineralized water to the capillary line and the bellows by the action of gravity.
  • the desalinated water degassing system further comprises a UPS power supply connected to and supplying power to the vacuuming device.
  • the present invention also provides a degassing method for demineralized water, which adopts the degassing system for demineralized water described in any one of the above, and the degassing method for demineralized water includes the following steps:
  • the upper air chamber in the water container is evacuated and degassed by a vacuum device;
  • the water container transports the demineralized water to the capillary line and the bellows through the demineralized water output pipeline.
  • the bellows and the capillary line are the bellows and the capillary line of a nuclear-grade transmitter.
  • the beneficial effects of the invention are: effectively reduce the gas content of the desalted water in the bellows of the 6000 series nuclear-level transmitter and the capillary line, ensure the reliability of the replacement process, and reduce the risk of delay in the overhaul main line plan; at the same time, improve the important nuclear level of the 6000 series Accuracy of transmitter measurements.
  • Fig. 1 is the connection schematic diagram of the desalted water degassing system of an embodiment of the present invention
  • FIG. 2 is a schematic cross-sectional structure diagram of a water container in a desalinated water degassing system according to an embodiment of the present invention
  • FIG. 3 is a schematic cross-sectional structural diagram of a vacuum container in a desalinated water degassing system according to an embodiment of the present invention.
  • a desalted water degassing system includes a water container 10 , a desalted water output pipeline 20 and a vacuuming device.
  • the water container 10 is used for containing demineralized water as a container for demineralized water.
  • One end of the desalted water output pipe 20 is connected to the water container 10, and the other end is connected to the capillary line and the bellows, respectively, so as to deliver the desalted water to the capillary line and the bellows.
  • the vacuuming device is respectively connected to the water container 10, the capillary line and the bellows, and vacuumizes the upper air cavity, the capillary line and the bellows in the water container 10 respectively.
  • the water container 10 is a closed container.
  • the top of the water container 10 is provided with an opening and closing top cover 13, and the channel opens the top cover 13 to open the top of the water container 10. After demineralized water, the top cover 13 is sealed and closed on the top of the water container 10 .
  • the bottom of the water container 10 is provided with an air suction pipe 11 and a water outlet pipe 12 for realizing the separation of water and gas.
  • the water outlet pipe 12 is connected and communicated with one end of the demineralized water output pipeline 20 to realize the output of demineralized water.
  • a valve is provided on the demineralized water output pipeline 20 to control the on-off of the pipeline. The valve can choose solenoid valve.
  • One end of the air suction pipe 11 extends above the liquid level in the water container 10 and communicates with the upper air cavity in the water container 10;
  • the height of the water container 10 is higher than the height of the capillary line and the bellows, so as to output the demineralized water to the capillary line and the bellows by gravity, without additional power driving.
  • the vacuuming device includes a vacuum container 30 and at least one vacuum pump 40 connected to the vacuum container 30 .
  • the vacuum container 30 is connected to the water container 10 through the first vacuum pipeline 51 and communicated with the upper air chamber in the water container 10; the vacuum container 30 is respectively connected to the capillary line and the bellows through the second vacuum pipeline 52.
  • the vacuum pump provides vacuuming power to vacuumize the connected vacuum container 30 and the water container 10, so that the demineralized water is in a boiling state, and the contained gas is automatically precipitated to realize degassing of the demineralized water.
  • the vacuum pump 40 provides vacuuming power to make the vacuum value in the capillary line and the bellows meet the requirements for the connected vacuum container 30, the capillary line and the bellows.
  • the vacuum pump 40 is preferably a pump with high pumping efficiency, such as a vacuum pump with a pumping speed of 4.72 L/s.
  • the vacuum container 30 adopts a larger volume container, such as a 2L volume container.
  • the vacuuming device provides a vacuuming chamber through the setting of the vacuum container 30, and cooperates with the work of the vacuum pump 40 to quickly balance the vacuum degree, so that the vacuum container 30 can always maintain a high vacuum, increase the pressure difference with the air in the capillary line, and improve the vacuum level. Pumping efficiency.
  • the first vacuum pipeline 51 and the second vacuum pipeline 52 are respectively provided with valves to control their on and off, and the valves may preferably be electromagnetic valves.
  • the vacuum container 30 is a closed container, on which a first mouthpiece 31 , a second mouthpiece 32 and a third mouthpiece 33 are provided.
  • the first interface tube 31 is connected to the vacuum pump 40
  • the second interface tube 32 is connected to the first vacuum pipeline 51
  • the third interface tube 33 is connected to the second vacuum pipeline 52 .
  • the first vacuum pipe 51 is connected between the air extraction pipe 11 and the second interface pipe 32; one end of the second vacuum pipe 52 is the third interface pipe 33, and the other end is connected to the capillary line and the bellows respectively.
  • the vacuum pump 40 can be connected to the first port 31 on the vacuum vessel 10 through a vacuum line 41 .
  • the vacuum line 41 is provided with a valve 411 to control its on-off.
  • the vacuum pumping device includes two vacuum pumps 40 respectively connected to the vacuum container 30, and the two pumps are operated in parallel.
  • the two-stage pump mechanical pump + molecular pump
  • it has significant advantages, and the ultimate vacuum that can be achieved is The value is high, the vacuuming efficiency is high, especially the vacuuming capacity per unit time, which is conducive to the rapid release of the demineralized gas.
  • each valve is preferably a high-vacuum two-way valve, and the leakage rate is 1.3 ⁇ 10 -11 Pa.m3/s, which ensures the effect of vacuuming and degassing, and is convenient for automation.
  • the demineralized water degassing system of the present invention also includes a UPS power supply (not shown) connected to and supplying power to the vacuum pumping device, to prevent the vacuum pumping and liquid filling operation from being performed again when the external power supply is lost, and to ensure continuous power supply.
  • UPS power supply (not shown) connected to and supplying power to the vacuum pumping device, to prevent the vacuum pumping and liquid filling operation from being performed again when the external power supply is lost, and to ensure continuous power supply.
  • the degassing method for demineralized water of the present invention is realized by adopting the above-mentioned degassing system for demineralized water.
  • the desalinated water degassing method may include the following steps:
  • the water container transports the demineralized water to the capillary line and the bellows through the demineralized water output pipeline 20 .
  • the vacuum pump 40 evacuates the upper air cavity in the water container 10 through the connected vacuum container 30 and the water container 10, so that the vacuum degree reaches the required preset value.
  • the vacuum pump 40 evacuates the capillary line and the bellows through the connected vacuum container 30, the capillary line and the bellows, and quickly balances the vacuum degree, so that the vacuum container 30 always maintains a high vacuum, increases the pressure difference with the air in the capillary line, and improves the pumping capacity. gas efficiency.
  • Sensor joints can be set at the bellows and capillary line to facilitate access to the vacuum sensor, and the vacuum value of the capillary line and the bellows can be monitored in real time.
  • the vacuum value monitored by the vacuum sensor can be displayed on the display screen of the control terminal, and can be displayed in the form of a trend. to display.
  • the invention is suitable for 6000 series nuclear-level transmitters, wherein the capsule and capillary line correspond to those of the nuclear-level transmitter, and can effectively reduce the desalination of the 6000-series nuclear-level transmitter's capsule and capillary line.
  • the gas content ensures the reliability of the replacement process and reduces the risk of delays in the overhaul main line plan; at the same time, it improves the measurement accuracy of the 6000 series important nuclear-level transmitters.

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Degasification And Air Bubble Elimination (AREA)

Abstract

本发明公开了一种除盐水除气系统和除盐水除气方法，除盐水除气系统包括用于装除盐水的水容器、除盐水输出管道以及抽真空装置；所述除盐水输出管道的一端连接所述水容器，另一端分别连接毛细管线和膜盒，以将除盐水输送至毛细管线和膜盒；所述抽真空装置分别连接所述水容器、毛细管线和膜盒，分别对所述水容器内的上部气腔、毛细管线和膜盒内进行抽真空。本发明有效降低如6000系列核级变送器膜盒和毛细管线除盐水含气量，保证更换工艺的可靠性，降低存在对于大修主线计划延误的风险；同时提升6000系列重要核级变送器测量的准确性。

Description

除盐水除气系统和除盐水除气方法 技术领域
本发明涉及应用变送器的除盐水除气技术领域，尤其涉及一种除盐水除气系统和除盐水除气方法。
 背景技术
6000核级变送器参与堆芯水位监视，特别是在失水情况下直接监视堆芯的水装量，防止堆芯裸露，属于事故后监测仪表，其重要程度不言而喻。但是，随着变送器在役时间的增长，故障率也随之增高；若出现故障，则需要对现场变送器采用整体更换的维修策略。实施更换安装的关键技术为核级变送器抽真空充液技术，其工艺复杂，技术难度高，更换耗时长。
在复杂的工艺中有一项毛细管线除盐水除气技术，主要的目的为保证连接压力容器的膜盒（通常包括上隔离膜盒和下隔离膜盒）和毛细管线除盐水的含气量满足要求。目前的毛细管线除盐水除气技术中，直接连接，毛细管线进行抽真空除气，由于毛细管线的流道小，影响抽气效率，使得除气效果不佳。如果充入的除盐水含气量较高，会直接影响膜盒和毛细管线的传压特性，影响高精密仪表测量的准确性和精度。
 技术问题
本发明要解决的技术问题在于，提供一种有效降低除盐水含气量的除盐水除气系统及除盐水除气方法。
 技术解决方案
本发明解决其技术问题所采用的技术方案是：提供一种除盐水除气系统，包括用于装除盐水的水容器、除盐水输出管道以及抽真空装置；
所述除盐水输出管道的一端连接所述水容器，另一端分别连接毛细管线和膜盒，以将除盐水输送至毛细管线和膜盒；
所述抽真空装置分别连接所述水容器、毛细管线和膜盒，分别对所述水容器内的上部气腔、毛细管线和膜盒内进行抽真空。
优选地，所述抽真空装置包括真空容器、连接所述真空容器的至少一个真空泵；
所述真空容器通过第一真空管道连接所述水容器，并与所述水容器内的上部气腔连通；所述真空容器通过第二真空管道分别连接毛细管线和膜盒。
优选地，所述水容器的底部设有抽气管和出水管；
所述出水管与所述除盐水输出管道的一端连接；
所述抽气管的一端在所述水容器内延伸至液位上方，连通所述水容器内的上部气腔；所述抽气管的另一端伸出所述水容器下方连接所述第一真空管道。
优选地，所述真空容器上设有第一接口管、第二接口管和第三接口管；
所述第一接口管连接所述真空泵，所述第二接口管连接所述第一真空管道，所述第三接口管连接所述第二真空管道。
优选地，所述抽真空装置包括两个分别连接所述真空容器的真空泵。
优选地，所述除盐水除气系统还包括分别设置在所述除盐水输出管道、第一真空管道和第二真空管道上的阀门。
优选地，所述水容器的设置高度高于毛细管线和膜盒所在高度，以通过重力作用将除盐水输出至毛细管线和膜盒。
优选地，所述除盐水除气系统还包括连接并为所述抽真空装置供电的UPS电源。
本发明还提供一种除盐水除气方法，采用以上任一项所述的除盐水除气系统，所述除盐水除气方法包括以下步骤：
S1、通过抽真空装置对水容器内的上部气腔抽真空进行除气处理；
S2、通过抽真空装置对毛细管线和膜盒进行抽真空；
S3、所述水容器通过除盐水输出管道将除盐水输送至毛细管线和膜盒。
优选地，所述膜盒和毛细管线为核级变送器的膜盒和毛细管线。
 有益效果
本发明的有益效果：有效降低如6000系列核级变送器膜盒和毛细管线除盐水含气量，保证更换工艺的可靠性，降低存在对于大修主线计划延误的风险；同时提升6000系列重要核级变送器测量的准确性。
 附图说明
下面将结合附图及实施例对本发明作进一步说明，附图中：
图1是本发明一实施例的除盐水除气系统的连接示意图；
图2是本发明一实施例的除盐水除气系统中水容器的剖面结构示意图；
图3是本发明一实施例的除盐水除气系统中真空容器的剖面结构示意图。
 本发明的实施方式
为了对本发明的技术特征、目的和效果有更加清楚的理解，现对照附图详细说明本发明的具体实施方式。
如图1所示，本发明一实施例的除盐水除气系统，包括水容器10、除盐水输出管道20以及抽真空装置。
水容器10用于装除盐水，作为除盐水的容器。除盐水输出管道20的一端连接水容器10，另一端分别连接毛细管线和膜盒，以将除盐水输送至毛细管线和膜盒。抽真空装置分别连接水容器10、毛细管线和膜盒，分别对水容器10内的上部气腔、毛细管线和膜盒内进行抽真空。
如图1、2所示，水容器10为密闭的容器，为了方便补充除盐水，水容器10的顶部设有开合的顶盖13，通道打开顶盖13开放水容器10的顶部，在补充除盐水后再将顶盖13密封盖合在水容器10顶部。
本实施例中，水容器10的底部设有实现水气分开的抽气管11和出水管12。出水管12与除盐水输出管道20的一端连接相连通，实现除盐水的输出。除盐水输出管道20上设有阀门控制该管道的通断。阀门可选用电磁阀门。
抽气管11的一端在水容器10内延伸至液位上方，连通水容器10内的上部气腔；抽气管11的另一端伸出水容器10下方连接抽真空装置。
优选地，水容器10的设置高度高于毛细管线和膜盒所在高度，以通过重力作用将除盐水输出至毛细管线和膜盒，不需要额外的动力驱动。
抽真空装置包括真空容器30、连接真空容器30的至少一个真空泵40。真空容器30通过第一真空管道51连接水容器10，并与水容器10内的上部气腔连通；真空容器30通过第二真空管道52分别连接毛细管线和膜盒。真空泵提供抽真空动力，对连通的真空容器30和水容器10进行抽真空，使除盐水处于沸腾状态，含有的气体自动析出，实现除盐水除气。真空泵40提供抽真空动力，对连通的真空容器30、毛细管线和膜盒，使毛细管线和膜盒内的真空值达到要求。
真空泵40优选抽气效率高的泵，如抽气速度为4.72L/s的真空泵。真空容器30采用较大容积容器，如2L容积的容器。
抽真空装置通过真空容器30的设置，提供一个抽真空腔室，配合真空泵40的工作，能够快速平衡真空度，使真空容器30始终维持高真空，增大与毛细管线内空的压差，提高抽气效率。
第一真空管道51和第二真空管道52上分别设有阀门控制其通断，阀门可优选电磁阀门。
如图1、3所示，真空容器30为密闭的容器，其上设有第一接口管31、第二接口管32和第三接口管33。第一接口管31连接真空泵40，第二接口管32连接第一真空管道51，第三接口管33连接第二真空管道52。
具体地，第一真空管道51连接在抽气管11和第二接口管32之间；第二真空管道52一端第三接口管33，另一端分别连接毛细管线和膜盒。
真空泵40可通过真空管线41连接真空容器10上的第一接口管31。真空管线41上设有阀门411控制其通断。
优选地，抽真空装置包括两个分别连接真空容器30的真空泵40，采用双泵并联运行，其相比串联运行以及双级泵（机械泵+分子泵），具有显著优势，可以达到的极限真空值高，抽真空效率高，特别是单位时间内的抽真空能力，有利于除盐水气体的快速释放。
本发明的除盐水除气系统中，各阀门优选高真空二通阀门，泄漏率为1.3×10 -11Pa.m³/s，保证抽真空和除气效果，同时便于自动化实现。
进一步地，本发明的除盐水除气系统还包括连接并为抽真空装置供电的UPS电源（未图示），防止在外部电源失去的情况下重新执行抽真空充液操作，保证连续供电。
本发明的除盐水除气方法，采用上述的除盐水除气系统实现。参考图1-3，该除盐水除气方法可包括以下步骤：
S1、通过抽真空装置对水容器10内的上部气腔抽真空进行除气处理；
S2、通过抽真空装置对毛细管线和膜盒进行抽真空；
S3、水容器通过除盐水输出管道20将除盐水输送至毛细管线和膜盒。
在抽真空装置中，真空泵40通过连通的真空容器30和水容器10为水容器10内的上部气腔进行抽真空，使真空度达到所要求的预设值。真空泵40通过连通的真空容器30、毛细管线和膜盒为毛细管线和膜盒抽真空，快速平衡真空度，使真空容器30始终维持高真空，增大与毛细管线内空的压差，提高抽气效率。
膜盒和毛细管线处可通过设置传感器接头，便于接入真空传感器，实时监测毛细管线和膜盒真空值，真空传感器监测到的真空值可通过控制终端的显示屏进行显示，同时可以以趋势形式进行显示。
本发明适用于6000系列核级变送器，其中的膜盒和毛细管线对应为核级变送器的膜盒和毛细管线，能够有效降低6000系列核级变送器膜盒和毛细管线除盐水含气量，保证更换工艺的可靠性，降低存在对于大修主线计划延误的风险；同时提升6000系列重要核级变送器测量的准确性。
以上所述仅为本发明的实施例，并非因此限制本发明的专利范围，凡是利用本发明说明书及附图内容所作的等效结构或等效流程变换，或直接或间接运用在其他相关的技术领域，均同理包括在本发明的专利保护范围内。

Claims (10)

  1. 一种除盐水除气系统，其特征在于，包括用于装除盐水的水容器、除盐水输出管道以及抽真空装置；
    所述除盐水输出管道的一端连接所述水容器，另一端分别连接毛细管线和膜盒，以将除盐水输送至毛细管线和膜盒；
    所述抽真空装置分别连接所述水容器、毛细管线和膜盒，分别对所述水容器内的上部气腔、毛细管线和膜盒内进行抽真空。
  2. 根据权利要求1所述的除盐水除气系统，其特征在于，所述抽真空装置包括真空容器、连接所述真空容器的至少一个真空泵；
    所述真空容器通过第一真空管道连接所述水容器，并与所述水容器内的上部气腔连通；所述真空容器通过第二真空管道分别连接毛细管线和膜盒。
  3. 根据权利要求2所述的除盐水除气系统，其特征在于，所述水容器的底部设有抽气管和出水管；
    所述出水管与所述除盐水输出管道的一端连接；
    所述抽气管的一端在所述水容器内延伸至液位上方，连通所述水容器内的上部气腔；所述抽气管的另一端伸出所述水容器下方连接所述第一真空管道。
  4. 根据权利要求2所述的除盐水除气系统，其特征在于，所述真空容器上设有第一接口管、第二接口管和第三接口管；
    所述第一接口管连接所述真空泵，所述第二接口管连接所述第一真空管道，所述第三接口管连接所述第二真空管道。
  5. 根据权利要求2所述的除盐水除气系统，其特征在于，所述抽真空装置包括两个分别连接所述真空容器的真空泵。
  6. 根据权利要求2所述的除盐水除气系统，其特征在于，所述除盐水除气系统还包括分别设置在所述除盐水输出管道、第一真空管道和第二真空管道上的阀门。
  7. 根据权利要求1所述的除盐水除气系统，其特征在于，所述水容器的设置高度高于毛细管线和膜盒所在高度，以通过重力作用将除盐水输出至毛细管线和膜盒。
  8. 根据权利要求1-7任一项所述的除盐水除气系统，其特征在于，所述除盐水除气系统还包括连接并为所述抽真空装置供电的UPS电源。
  9. 一种除盐水除气方法，其特征在于，采用权利要求1-8任一项所述的除盐水除气系统，所述除盐水除气方法包括以下步骤：
    S1、通过抽真空装置对水容器内的上部气腔抽真空进行除气处理；
    S2、通过抽真空装置对毛细管线和膜盒进行抽真空；
    S3、所述水容器通过除盐水输出管道将除盐水输送至毛细管线和膜盒。
  10. 根据权利要求9所述的除盐水除气方法，其特征在于，所述膜盒和毛细管线为核级变送器的膜盒和毛细管线。
PCT/CN2021/117530 2020-12-30 2021-09-09 除盐水除气系统和除盐水除气方法 WO2022142457A1 (zh)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1862209A (zh) * 2005-05-13 2006-11-15 鸿富锦精密工业（深圳）有限公司 真空充液装置和真空充液方法
CN101430940A (zh) * 2007-11-06 2009-05-13 秦山核电公司 毛细管用抽真空充液装置
CN202869856U (zh) * 2012-01-29 2013-04-10 北京华德创业环保设备有限公司 一种密度仪取样系统抽真空的充硅油结构
CN108529545A (zh) * 2018-04-04 2018-09-14 中广核核电运营有限公司 变送器抽真空充液系统及方法
CN112744885A (zh) * 2020-12-30 2021-05-04 中广核核电运营有限公司 除盐水除气系统和除盐水除气方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5383958A (en) * 1994-02-09 1995-01-24 Westinghouse Electric Corporation Deaeration system
JP3925778B2 (ja) * 2001-11-29 2007-06-06 株式会社ササクラ 廃水中の揮発性有機化合物を分離する方法
CN107387364B (zh) * 2017-08-25 2020-09-08 康沣生物科技(上海)有限公司 一种真空系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1862209A (zh) * 2005-05-13 2006-11-15 鸿富锦精密工业（深圳）有限公司 真空充液装置和真空充液方法
CN101430940A (zh) * 2007-11-06 2009-05-13 秦山核电公司 毛细管用抽真空充液装置
CN202869856U (zh) * 2012-01-29 2013-04-10 北京华德创业环保设备有限公司 一种密度仪取样系统抽真空的充硅油结构
CN108529545A (zh) * 2018-04-04 2018-09-14 中广核核电运营有限公司 变送器抽真空充液系统及方法
CN112744885A (zh) * 2020-12-30 2021-05-04 中广核核电运营有限公司 除盐水除气系统和除盐水除气方法

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