CN116343438A - Leakage alarm device for environment-friendly gas insulation equipment - Google Patents

Leakage alarm device for environment-friendly gas insulation equipment Download PDF

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Publication number
CN116343438A
CN116343438A CN202310165483.XA CN202310165483A CN116343438A CN 116343438 A CN116343438 A CN 116343438A CN 202310165483 A CN202310165483 A CN 202310165483A CN 116343438 A CN116343438 A CN 116343438A
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CN
China
Prior art keywords
monitoring
leakage
module
gas
environment
Prior art date
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Pending
Application number
CN202310165483.XA
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Chinese (zh)
Inventor
饶夏锦
陈梁远
张晓星
彭博雅
黄炜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electric Power Research Institute of Guangxi Power Grid Co Ltd
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Electric Power Research Institute of Guangxi Power Grid Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Electric Power Research Institute of Guangxi Power Grid Co Ltd filed Critical Electric Power Research Institute of Guangxi Power Grid Co Ltd
Priority to CN202310165483.XA priority Critical patent/CN116343438A/en
Publication of CN116343438A publication Critical patent/CN116343438A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02Alarms for ensuring the safety of persons
    • G08B21/12Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
    • G08B21/14Toxic gas alarms
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
    • G08B7/06Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The invention relates to the technical field of power equipment monitoring equipment, in particular to an environment-friendly gas insulation equipment leakage alarm device, which comprises a device main body, wherein a mobile monitoring part and a host control part are arranged in the device main body, and the mobile monitoring part and the host control part are in data interconnection through a wireless communication module; the movement monitoring section is capable of being manipulated to move, the movement monitoring section including: the system comprises a central control chip, a leakage monitoring module and a power module, wherein the host control part comprises a host and an audible and visual alarm, and the leakage monitoring module is used for detecting the concentration of leakage gas; the power module is used for providing power for the device main body. The invention adopts the movable alarm device to realize the full-scale monitoring in the horizontal and vertical directions, has extremely high flexibility and greatly saves the arrangement cost of the sensor; an automatic cruising mode and a manual mode are provided, and the automatic cruising mode and the manual mode can be set according to working practice.

Description

Leakage alarm device for environment-friendly gas insulation equipment
Technical Field
The invention relates to the technical field of power equipment monitoring equipment, in particular to an environment-friendly leakage alarm device for gas-insulated equipment.
Background
Sulfur hexafluoride gas is widely used as a gas insulating medium in electrical equipment due to its excellent insulating and arc extinguishing properties. Sulfur hexafluoride is a typical greenhouse gas, however, and has a global warming potential (Global Warming Potential, GWP) of about 23500 times that of carbon dioxide. The use of new environmentally friendly insulating gases in place of sulfur hexafluoride in gas insulated equipment is becoming a hotspot in current research.
At present, environment-friendly insulating gas mainly comprises C4F7N, C5F10O, C F12O and the like, most of the environment-friendly insulating gas is toxic gas, environment-friendly gas insulation equipment is often operated in closed spaces such as underground substations and indoor substations, and once the condition of gas leakage occurs, life safety of operation and maintenance personnel is endangered due to the too high concentration choking effect and toxicity of the environment-friendly insulating gas or decomposed components, and an equipment leakage alarm device is required to be adopted for early warning. But current leak detection alarm device mostly is fixed knot structure, through a plurality of sensor fixed mounting promptly, and monitoring cost is big and the flexibility is poor, still has the monitoring dead angle.
For this purpose, a leakage alarm device for an environment-friendly gas-insulated apparatus is proposed.
Disclosure of Invention
The invention aims to provide a leakage alarm device for environment-friendly gas-insulated equipment, which solves the problems of high monitoring cost, poor flexibility and monitoring dead angles of a plurality of sensors fixedly installed by adopting a movable alarm device in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the leakage alarm device for the environment-friendly gas-insulated equipment comprises a device main body, and is characterized in that a mobile monitoring part and a host control part are arranged in the device main body, and the mobile monitoring part and the host control part are in data interconnection through a wireless communication module;
the movement monitoring section is capable of being manipulated to move, the movement monitoring section including: the main machine control part comprises a main machine and an audible and visual alarm,
the leakage monitoring module is used for detecting the concentration of leakage gas;
the power module is used for providing power for the device main body;
the central control chip is used for controlling the mobile monitoring part and controlling the mobile detection part to be combined with the main body for multidirectional monitoring according to the operation instruction of operation and maintenance personnel and feedback data of each module;
the host controls the monitoring of the mobile monitoring part through the wireless communication module to the mobile monitoring part, and is also used for receiving the concentration detection result of the leakage gas transmitted by the leakage monitoring module and judging whether to send out an alarm signal or not;
the audible and visual alarm is used for reminding that the gas concentration exceeds the standard according to the alarm signal.
Preferably, the mobile monitoring part is capable of being selected into an auto-cruise mode for automatically monitoring according to the set data using the infrared module or a manual mode for manually remotely controlling the direct wireless communication module
Preferably, the movement monitoring part is a monitoring trolley.
Preferably, the mobile monitoring part further comprises an infrared sensor, the infrared sensor is fixedly arranged in the device main body, and a preformed hole is formed in the device main body shell for detecting the infrared sensor;
the infrared sensor is connected with the central control chip and is used for identifying the ground mark for automatic cruising.
Preferably, the device main part internally mounted has lifting module, leak monitoring module fixed mounting is in lifting module's top to be connected with central control chip, lifting module is used for control leak detection module vertical direction motion, lifting module adopts electric lifter, and leak monitoring sensor is fixed in the lifter top.
Preferably, the leak monitoring module includes a leak monitoring sensor.
Preferably, the leakage monitoring sensor monitors leakage gas by adopting a monitoring method, and the monitoring method comprises the following steps: and acquiring characteristic absorption peak information through ultraviolet spectrum detection, constructing a concentration fitting model with a high fitting coefficient, and calculating the concentration of the leakage gas through the concentration fitting model so as to monitor the leakage gas.
Preferably, the power module comprises a power motor and a transmission structure, wherein the power motor is arranged in the monitoring trolley and meshed with the transmission structure through a gear structure to realize power transmission and conversion; the trolley wheels are arranged outside the trolley and fixed with the transmission structure through bolts, so that the trolley can move; the storage battery is arranged in the trolley and connected with each other through each module of the lead, provides electric energy, and supplements the electric energy through the charging interface.
Preferably, the wireless communication module comprises a first wireless communication port and a second wireless communication port, the wireless communication module is connected with the movement detection part and the host control part, namely, the data of the leakage monitoring sensor is transmitted to the host positioned in the control room in real time, and meanwhile, an operation instruction issued by the control room is received and transmitted to the central control chip for relevant actions.
Preferably, the host control part further comprises an exhaust system, and when the host receives the gas data and is higher than the warning value, the audible and visual alarm and the exhaust system are controlled to be started, and the exhaust system is used for exhausting the leaked gas.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, a movable alarm device is adopted, the movable monitoring part is controlled to perform corresponding actions according to operation instructions of operation and maintenance personnel and feedback data of each module, the purpose of monitoring is realized, and meanwhile, a novel leakage monitoring module is adopted, so that the leakage condition of the environment-friendly insulation equipment can be monitored in real time; the full-scale monitoring in the horizontal and vertical directions is realized, the flexibility is extremely high, and the arrangement cost of the sensor is greatly saved; an automatic cruising mode and a manual mode are provided, and the automatic cruising mode and the manual mode can be set according to working practice.
Drawings
FIG. 1 is a schematic diagram of a mobile monitoring part of the present invention;
FIG. 2 is a schematic diagram of a control portion of a host according to the present invention;
FIG. 3 is a flow chart of the general structure of the present invention;
fig. 4 is a flow chart of the leak monitoring operation principle.
The reference numerals in the figures are as follows: 1. monitoring a trolley; 2. a power motor; 3. a transmission structure; 4. a trolley wheel; 5. an electric lifter; 51. a push-pull motor; 52. a lifter fixing structure; 53. a lifting rod; 6. a storage battery; 7. a charging interface; 8. a central control chip; 9. an infrared sensor; 10. a leak monitoring sensor; 11. a first wireless communication port; 12. a reflective marker; 13. a lighting device; 21. a second wireless communication port; 22. a host; 23. an audible and visual alarm; 24. and an exhaust system.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 3, the present invention provides a leakage alarm device for an environment-friendly gas insulation device, which has the following technical scheme:
the utility model provides an environment-friendly gas-insulated equipment leakage alarm device, including the device main part, a serial communication port, be provided with removal monitoring part and host computer control portion in the device main part, removal monitoring part can be controlled and removed, removal monitoring part includes central control chip 8, leak monitoring module, power module, host computer control portion includes host computer 22, audible and visual annunciator 23, removal monitoring part passes through wireless communication module with host computer control portion and realizes data interconnection, central control chip 8 is as the control pivot of removal monitoring part, according to operation instruction and each module feedback data of fortune dimension personnel, control the dolly carries out corresponding action, realize the purpose of monitoring, leak monitoring module is used for leaking the concentration detection of gas, audible and visual annunciator 23 is used for reminding the gas concentration to surpass standard, power module is used for providing power for the device main part, host computer 22 gives the order to removal monitoring part through wireless communication module, select automatic cruising mode or manual mode, automatic cruising mode utilizes infrared module to carry out automatic monitoring according to the data that have set for, manual mode promptly carries out manual remote control by direct wireless communication module.
The mobile monitoring part is used for realizing mobile detection, the mobile monitoring part can perform control movement, corresponding actions are performed, the purpose of monitoring is realized, the mobile monitoring part and the host 22 control part are in data interconnection through the wireless communication module, the host 22 control part utilizes the wireless communication module to give a command to the mobile monitoring part, and an automatic cruising mode or a manual mode is selected.
As one implementation mode of the invention, the central control chip 8 is connected with the infrared module, the leakage monitoring module, the power module, the lifting module and the wireless communication module, and is used as a control pivot of the mobile monitoring part, and the mobile monitoring part is controlled to perform corresponding actions according to operation instructions of operation and maintenance personnel and feedback data of each module, so that the purpose of monitoring is realized.
The operation and maintenance personnel can use an operation platform which is in wireless connection with the central control chip 8 to control, and the operation platform comprises an infrared module for data detection and a power module for equipment movement, and can also be an automatic host 22, the equipment feeds back the data of each module to the operation platform, and the automatic host 22 performs corresponding operation through a preset program, so that the monitoring purpose is realized.
As an embodiment of the present invention, referring to fig. 1, the mobile monitoring part is a monitoring trolley 1, which is driven by two sets of wheels at the lower part, each module of the mobile monitoring part is installed in the trolley, and the monitoring trolley 1 has the characteristics of low operation difficulty and high response speed, and can rapidly execute operation commands, but is limited in complex ground environment, can perform auxiliary movement by adopting a mechanical arm and other structures, and can also be installed on an unmanned aerial vehicle to perform high-altitude monitoring.
As an embodiment of the present invention, the infrared module includes an infrared sensor 9, the infrared sensor 9 is fixedly installed in the device main body, and a preformed hole is formed in the device main body housing for detecting the infrared sensor 9, and the infrared sensor 9 is connected with the central control chip 8.
The infrared module is mainly used for carrying out automatic tracking through the reflective marks 12 which are arranged on the ground in advance by operation and maintenance personnel in an automatic cruising mode, carrying out fixed-point monitoring in the horizontal direction according to a planned route, and realizing automatic operation under the condition of dim light by matching the infrared module with the lighting equipment 13, wherein the lighting equipment 13 is arranged on the main body shell of the device.
As an embodiment of the present invention, the leakage monitoring module includes a leakage monitoring sensor 10 fixedly installed at the top end of the elevation module and connected to the central control chip 8.
The leakage monitoring sensor carries out height adjustment through height data preset by operation and maintenance personnel, so that fixed-point monitoring in the vertical direction is carried out.
As an implementation mode of the invention, the leakage monitoring sensor adopts a novel monitoring method, acquires characteristic absorption peak information through ultraviolet spectrum detection, builds a concentration fitting model with high fitting coefficient, and realizes concentration detection of leakage gas.
The working principle of the leakage monitoring is shown in fig. 4, a leakage monitoring module is started, and the gas leakage early-warning concentration is set according to the requirement. The leakage monitoring module is realized by means of ultraviolet absorption spectrum technology, and can effectively monitor leakage gas with concentration of more than 200 ppm. In the ultraviolet detection link, the equipment calculates the collected original spectrum through the absorption spectrum, extracts characteristic values, inverts the mixing ratio and the like, and finally realizes the detection of the concentration of the leaked gas.
As an embodiment of the invention, the power module comprises a power motor 2 and a transmission structure 3, wherein the power motor 2 is arranged in the trolley and meshed with the transmission structure 3 through a gear structure to realize power transmission and conversion, the trolley wheels 4 are arranged outside the trolley and fixed with the transmission structure 3 through bolts to realize movement of the trolley, the storage battery 6 is arranged in the trolley and connected with each module through a lead to provide electric energy, and meanwhile, the charging interface 7 is used for supplementing electric energy.
As one embodiment of the present invention, the electric lifter 5, which is a lifting module, is composed of a push-pull motor 51, a lifter fixing structure 52, and a lifter 53, and the leak detection sensor 10 is fixed to the tip of the lifter 53.
As an embodiment of the present invention, the wireless communication module is composed of a first wireless communication port 11 and a second wireless communication port 21, and the wireless communication module connects the movement detection part and the control part of the host 22, i.e. the data of the leakage monitoring sensor 10 is transmitted to the host 22 in the control room in real time, and meanwhile, the operation command issued from the control room is received and transmitted to the central control chip 8 for relevant actions.
As an embodiment of the present invention, the control part of the host 22 includes a host 22, an audible and visual alarm 23, and an exhaust system 24, where the host 22 issues a command to the mobile monitoring part through the wireless communication module, and selects an automatic cruising mode or a manual mode, where the automatic cruising mode uses the infrared module to automatically monitor according to the set data, and the manual mode is directly and manually remotely controlled by the wireless communication module. When the host computer 22 receives the gas data and is higher than the warning value, the audible and visual alarm 23 and the exhaust system 24 are controlled to be started, warning information is provided for operation and maintenance personnel, leakage gas is discharged timely, and maintenance work is facilitated.
The specific working steps of the device are described below:
(1) The vehicle condition pre-detection is carried out on the monitoring trolley 1, and the vehicle condition detection is carried out: comprises checking whether the electric quantity of the storage battery 6 is sufficient (more than or equal to 20 percent); checking whether each module such as the infrared module, the leakage monitoring module, the wireless communication module and the like can normally operate.
(2) Route setting: on the ground of an indoor pavement where the gas insulation equipment is located, a reflective mark 12 is attached according to actual working conditions, and the trolley realizes an automatic cruising route through the infrared sensor 9 and the reflective mark 12.
(3) Mode selection: if the monitoring trolley 1 selects an automatic cruising mode, specific parameters such as a collecting place of the monitoring trolley 1, a sensor height and the like are set according to actual conditions such as the position of equipment, the equipment height and the like, and the specific parameters are transmitted to the detection trolley through a wireless transmission module, so that automatic cruising is realized; if the manual mode is selected, manual operation is needed, and the wireless remote control trolley monitors leakage at the appointed place.
(4) Leakage monitoring: the working principle of the leakage monitoring is shown in fig. 4, a leakage monitoring module is started, and the gas leakage early-warning concentration is set according to the requirement. The leakage monitoring module is realized by means of ultraviolet absorption spectrum technology, and can effectively monitor leakage gas with concentration of more than 200 ppm. In the ultraviolet detection link, the equipment calculates the collected original spectrum through the absorption spectrum, extracts characteristic values, inverts the mixing ratio and the like, and finally realizes the detection of the concentration of the leaked gas.
(5) And (3) an alarm system: if the feedback data of the monitoring trolley 1 is higher than the value, the control room host 22 automatically opens the exhaust system 24 to exhaust leakage gas; meanwhile, the audible and visual alarm 23 is also turned on to remind the operation and maintenance personnel that the equipment at the place has leakage and needs maintenance.
The electric elements are all connected with an external main controller and 220V mains supply through a transformer, and the main controller can be conventional known equipment for controlling a computer and the like.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The leakage alarm device for the environment-friendly gas-insulated equipment comprises a device main body, and is characterized in that a mobile monitoring part and a host control part are arranged in the device main body, and the mobile monitoring part and the host control part are in data interconnection through a wireless communication module;
the movement monitoring section is capable of being manipulated to move, the movement monitoring section including: a central control chip (8), a leakage monitoring module and a power module, wherein the main machine control part comprises a main machine (22) and an audible and visual alarm (23),
the leakage monitoring module is used for detecting the concentration of leakage gas;
the power module is used for providing power for the device main body;
the central control chip (8) is used for controlling the mobile monitoring part, and controlling the mobile detection part to be combined with the main body for multi-azimuth monitoring according to the operation instruction of operation and maintenance personnel and feedback data of each module;
the host (22) controls the monitoring of the mobile monitoring part through the wireless communication module to the mobile monitoring part, and is also used for receiving the concentration detection result of the leakage gas transmitted by the leakage monitoring module and judging whether an alarm signal is sent out or not;
the audible and visual alarm (23) is used for reminding that the gas concentration exceeds the standard according to the alarm signal.
2. The leakage alarm device for environment-friendly gas-insulated equipment according to claim 1, wherein: the mobile monitoring part can be selected to be in an automatic cruising mode or a manual mode, wherein the automatic cruising mode is to automatically monitor by utilizing the infrared module according to set data, and the manual mode is to manually remotely control the direct wireless communication module.
3. The leakage alarm device for environment-friendly gas-insulated equipment according to claim 1, wherein: the mobile monitoring part is a monitoring trolley (1).
4. The leakage alarm device for environment-friendly gas-insulated equipment according to claim 1, wherein: the mobile monitoring part further comprises an infrared sensor (9), the infrared sensor (9) is fixedly arranged in the device main body, and a preformed hole is formed in the device main body shell and used for detecting the infrared sensor (9);
the infrared sensor (9) is connected with the central control chip (8), and the infrared sensor (9) is used for identifying the ground mark for automatic cruising.
5. The leakage alarm device for environment-friendly gas-insulated equipment according to claim 1, wherein: the device is characterized in that a lifting module is arranged in the device body, the leakage monitoring module is fixedly arranged at the top end of the lifting module and connected with a central control chip (8), the lifting module is used for controlling the leakage detection module to move in the vertical direction, the lifting module adopts an electric lifter (5), and the leakage monitoring sensor (10) is fixed at the top end of a lifting rod (53).
6. The leakage alarm device for environment-friendly gas-insulated equipment according to claim 1, wherein: the leak monitoring module includes a leak monitoring sensor (10).
7. The leakage alarm device for environment-friendly gas-insulated equipment as claimed in claim 4, wherein: the leakage monitoring sensor monitors leakage gas by adopting a monitoring method, and the monitoring method comprises the following steps: and acquiring characteristic absorption peak information through ultraviolet spectrum detection, constructing a concentration fitting model with a high fitting coefficient, and calculating the concentration of the leakage gas through the concentration fitting model so as to monitor the leakage gas.
8. The leakage alarm device for environment-friendly gas-insulated equipment according to claim 2, wherein: the power module comprises a power motor (2) and a transmission structure (3), wherein the power motor (2) is arranged in the monitoring trolley and meshed with the transmission structure (3) through a gear structure to realize power transmission and conversion; the trolley wheels (4) are arranged outside the trolley and fixed with the transmission structure (3) through bolts, so that the trolley can move; the storage battery (6) is arranged in the trolley and connected with each other through each module of the lead, provides electric energy, and supplements the electric energy through the charging interface (7).
9. The leakage alarm device for environment-friendly gas-insulated equipment according to claim 1, wherein: the wireless communication module comprises a first wireless communication port (11) and a second wireless communication port (21), the wireless communication module is connected with the movement detection part and the control part of the host (22), namely, data of the leakage monitoring sensor (10) are transmitted to the host (22) positioned in the control room in real time, and meanwhile, operation instructions issued by the control room are received and transmitted to the central control chip (8) to perform related actions.
10. The leakage alarm device for environment-friendly gas-insulated equipment according to claim 1, wherein: the control part of the host machine (22) also comprises an exhaust system (24), when the host machine (22) receives the gas data and is higher than the warning value, the audible and visual alarm (23) and the exhaust system (24) are controlled to be started, and the exhaust system (24) is used for exhausting the leaked gas.
CN202310165483.XA 2023-02-24 2023-02-24 Leakage alarm device for environment-friendly gas insulation equipment Pending CN116343438A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310165483.XA CN116343438A (en) 2023-02-24 2023-02-24 Leakage alarm device for environment-friendly gas insulation equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310165483.XA CN116343438A (en) 2023-02-24 2023-02-24 Leakage alarm device for environment-friendly gas insulation equipment

Publications (1)

Publication Number Publication Date
CN116343438A true CN116343438A (en) 2023-06-27

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Application Number Title Priority Date Filing Date
CN202310165483.XA Pending CN116343438A (en) 2023-02-24 2023-02-24 Leakage alarm device for environment-friendly gas insulation equipment

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117110248A (en) * 2023-10-23 2023-11-24 三峡科技有限责任公司 System for monitoring leakage of dangerous gas based on ultraviolet light

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117110248A (en) * 2023-10-23 2023-11-24 三峡科技有限责任公司 System for monitoring leakage of dangerous gas based on ultraviolet light
CN117110248B (en) * 2023-10-23 2024-02-06 三峡科技有限责任公司 System for monitoring leakage of dangerous gas based on ultraviolet light

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