CN113393648A - Intelligent safety system under closed environment - Google Patents
Intelligent safety system under closed environment Download PDFInfo
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- CN113393648A CN113393648A CN202110697996.6A CN202110697996A CN113393648A CN 113393648 A CN113393648 A CN 113393648A CN 202110697996 A CN202110697996 A CN 202110697996A CN 113393648 A CN113393648 A CN 113393648A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/14—Toxic gas alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling 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
- G08B7/06—Signalling 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
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- Air Conditioning Control Device (AREA)
- Ventilation (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention relates to an intelligent safety system in a closed environment, which comprises a host, a gas detection sensor, an alarm module and a detachable UPS power supply module, wherein the host comprises a calculation analysis module and a control module; the control module receives the execution of the calculation analysis module; the gas detection sensor detects the concentration and the components of the gas and transmits the acquired information to the host computer for analysis and calculation; the alarm module receives the warning instruction and sends out sound and light to perform alarm operation; the removable UPS power module provides uninterrupted power. By adopting the scheme, the quick response capability to the overflowed gas can be further improved, so that the safety risk of the environment is reduced, and the overall safety level of the operation space is improved.
Description
Technical Field
The invention relates to the technical field of treatment of gas overflowing in a closed environment, in particular to an intelligent safety system in a closed environment.
Background
At the present stage of China, safety construction management in a plurality of closed environments is still in a starting stage, and related management levels and technologies are not mature enough. In closed environments such as workshop production, underground works, tunnel works, the production of exhaust gases is almost unavoidable.
The waste gas mainly comprises hydrogen sulfide, carbon monoxide, carbon dioxide, hydrogen and methane. Hydrogen sulfide is an acute highly toxic gas, and inhalation of a small amount of high-concentration hydrogen sulfide can be fatal in a short time. Low concentrations of hydrogen sulfide have an effect on the eyes, respiratory system and central nervous system; carbon dioxide is easy to suffocate people, carbon monoxide is a combustible gas which is easy to explode and poison people, and methane and hydrogen are also combustible gases. Even in some production, dust is easily generated while exhaust gas is generated, productive dust is a main cause of various diseases in life and work, and combustible dust is not only dangerous to catch fire, but also can explode when being raised and suspended in the air, mixed with air uniformly and reaching a certain concentration range. The generation of these waste gases and dusts poses a great threat to the safety of humans in industrial production and life.
Disclosure of Invention
The invention overcomes the defects of the prior art, and provides the intelligent safety system in the closed environment, which can further improve the quick response capability to the overflowed gas, thereby reducing the safety risk of the environment and improving the overall safety level of the working space.
In order to achieve the purpose, the invention adopts the technical scheme that: an intelligent safety system in a closed environment comprises a host, a gas detection sensor, an alarm module and a detachable UPS power module, wherein the host comprises a calculation analysis module and a control module,
the calculation and analysis module sets the priority of the processing gas, sets the gas hazard degree according to the same condition, successively calls the sequence of disposing the overflowed gas according to the gas priority when the warning concentration percentage is close, preferentially processes the overflowed gas with high numerical value when the concentration percentage difference is overlarge, the host computer receives the detection data of the gas detection sensor, the calculation and analysis module sends the execution to the control module after calculation and analysis, is connected with the intelligent terminal equipment, can transmit the detection data to the terminal equipment, and realizes the real-time online detection of the gas concentration;
the control module receives the execution of the calculation and analysis module, can perform dust removal treatment on the gas containing dust, performs spray demisting treatment on the acid gas, and performs combustion treatment on the inflammable and explosive gas;
the gas detection sensor detects the concentration and components of gas, transmits the collected information to the host computer for analysis and calculation, can perform preliminary judgment according to the sampling result of the gas in the environment, and sends out a warning instruction to the alarm module nearest to the gas detection sensor when the detection result is abnormal;
the alarm module receives the warning instruction and sends out sound and light to perform alarm operation;
the removable UPS power module provides uninterrupted power.
By adopting the scheme, the system is based on artificial intelligence, the technology of internet of things is combined with module combined equipment, a DCS structure and a general modular design are adopted, the linkage of each module is increased through the switching of a pipeline valve group, the rapid response capability to overflowed gas can be further improved, the safety risk of the environment is reduced, the overall safety level of a working space is improved, a host machine and an intelligent terminal, such as a mobile phone, an upper computer and the like can be used, the system can transmit detection data to terminal equipment, the real-time online monitoring of gas concentration is realized, the remote monitoring of multistage networking control of a computer can be realized to achieve an early warning linkage effect, the host machine and a gas detection sensor are both provided with a detachable UPS power module, the working operation of a period of time can be continuously maintained when power failure occurs, the gas detection sensor samples once every 30-50s, and an average value of 60-180s is obtained, the collected information is transmitted to a main control computer for analysis and calculation, all the systems adopt explosion-proof electrical equipment, a driving motor uses safe voltage, the connection of the pipeline part adopts a pneumatic valve, the high-power electrical appliance is provided with the functions of starting frequency conversion and shutdown time delay, the gas detection sensor performs initial judgment according to the sampling result of the gas in the environment, when the detection result is abnormal, the alarm module nearest to the gas detection sensor sends out a warning instruction, meanwhile, the positioning of the gas detection sensor and the alarm module which display the abnormal condition is controlled on the screen of the host computer, the priority of the processing gas is set in the system according to the gas harmfulness degree under the same condition, and when the alarm concentration percentage is close to the alarm concentration percentage, the sequence for disposing the overflowed gas is called in turn according to the gas priority, and when the difference of the concentration percentages is overlarge, the overflowed gas with a high numerical value is processed preferentially.
The invention further provides that: the control module comprises a dust removal module, a spray head control module, a rear system control module, a nitrogen conveying module, a fresh air system control module, a switching pipeline module, a fan control module, an exhaust gas detection module, a liquid conveying module and a water vapor conveying module.
By adopting the scheme, the dust removal module can remove dust from the gas containing dust; the spray head control module can spray water or alkali liquor with certain concentration in a region or a large area; the post-system control module can carry out combustion treatment on the inflammable and explosive gas; when the nitrogen conveying module and the fresh air system control module meet the flammable and explosive gas, nitrogen is injected into the pipeline to reduce the oxygen content of the mixed gas in the pipeline when the concentration in the environment is close to or reaches the explosion limit, so that the mixed gas is prevented from being detonated or exploded; the switching pipeline module can control the conduction or the closing of each pipeline; the fan control module can enable the combustible and explosive gas to enter the post-system control module through an exhaust pipeline for processing; the discharged gas detection module detects whether the discharged gas reaches the standard, if the gas reaches the discharge standard, the discharged gas is directly discharged, otherwise, the central control center continuously executes the condition; the liquid conveying module can convey water or alkali liquor; the moisture transport module can transport moisture.
The invention further provides that: the gas detection sensor comprises a sensor module and a gas detection module, and detection data of the gas detection module is transmitted to the host through the sensor module.
By adopting the above scheme, the gas detection module detects gas concentration and components, and the sensor module is used for transmitting data.
The invention further provides that: the system also comprises a screen control module and a screen connecting module.
By adopting the scheme, the screen displays the positions of the abnormal gas detection sensor and the alarm module.
The invention further provides that: the system connection module is provided with an Ethernet interface, a USB interface and a 485 communication interface.
By adopting the scheme, the device is used for connecting external equipment.
The invention further provides that: the explosion-proof device also comprises an explosion-proof sheet and an explosion-proof valve.
Through adopting above-mentioned scheme, prevent gas leakage and explosion-proof effect, it is safer.
The invention is further described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of system control logic according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a host module distribution;
FIG. 3 is a schematic diagram of sensor module distribution;
FIG. 4 is a functional block diagram of a host.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, 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 device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-4, an intelligent security system in a closed environment comprises a host, a gas detection sensor, an I-alarm module and an X-detachable UPS power module, wherein the host comprises a calculation analysis module and a control module,
the calculation and analysis module sets the priority of the processing gas, the gas harmfulness degree is set according to the same condition, when the alarm concentration percentage is close, the sequence for disposing the overflowed gas is called according to the gas priority, when the concentration percentage difference is overlarge, the overflowed gas with high numerical value is processed preferentially, the host receives the detection data of the gas detection sensor, the calculation and analysis module sends the execution to the control module after calculation and analysis, and is connected with intelligent terminal equipment, such as a mobile phone, an upper computer and the like, the detection data can be transmitted to the terminal equipment, and the real-time online detection of the gas concentration is realized;
the control module receives the execution of the calculation and analysis module, can perform dust removal treatment on the gas containing dust, performs spray demisting treatment on the acid gas, and performs combustion treatment on the inflammable and explosive gas;
the gas detection sensor detects the concentration and components of gas, the gas detection sensor samples once every 30-50s, an average value of 60-180s is taken, the acquired information is transmitted to a host computer for analysis and calculation, preliminary judgment can be carried out according to the sampling result of the gas in the environment, and when the detection result is abnormal, an I-alarm module closest to the gas detection sensor sends out a warning instruction;
the I-alarm module receives the alarm instruction, and sends out sound and light to perform alarm operation;
the X-removable UPS power module provides uninterrupted power.
In this embodiment, the control module comprises a V-dedusting module, a II-nozzle control module, a XII-rear system control module, a VIII-nitrogen conveying module, an IX-fresh air system control module, a III-switching pipeline module, a VI-blower control module, a XIX-exhaust gas detection module, an IV-liquid conveying module and an XI-water vapor conveying module.
In this embodiment, the gas detection sensor includes a VII-sensor module and an XV-gas detection module, and the detection data of the XV-gas detection module is transmitted to the host computer through the VII-sensor module.
In this embodiment, an XIV-screen control module and an XIII-screen connection module are also included.
In this embodiment, the system further includes a system connection module, and the system connection module is provided with an XVIII-ethernet interface, an XVII-USB interface, and an XVI-485 communication interface.
In this embodiment, the explosion-proof device further comprises an explosion-proof sheet and an explosion-proof valve.
The system will be described below with reference to two embodiments because 720 connections can be built in to handle different types of spilled gas to different modules and because of the excessive number of types of handling.
In the first embodiment, when the overflowed gas contains dust and hydrogen sulfide, the V-dust removal module is started before the dust is inflammable and explosive to process other gases, the II-nozzle control module is controlled to spray water regionally or in large area according to the gas concentration detection host, and then the III-switching pipeline module is controlled to mix the solution containing 10% sodium hydroxide and water into a certain concentration of alkali solution according to the comparison between the concentration of hydrogen sulfide and the set value in the computer.
In the second embodiment, when the overflowed gas contains dust, hydrogen sulfide and methane, the V-dust removal module is started first, and the II-spray head control module is controlled to spray water in an area or in a large area according to the gas detection concentration host.
Logic one: when the concentration percentages of methane and hydrogen sulfide are close, firstly treating the hydrogen sulfide with alkali liquor, then enabling the gas containing methane to enter a XII-rear system control module through an exhaust pipeline by using a VI-blower control module for processing, detecting whether the exhaust gas reaches the standard or not by using an XIX-exhaust gas detection module, and if the gas reaches the exhaust standard, directly discharging, otherwise, continuously executing the condition by using a central control center.
Logic two: when the concentration of methane is higher than that of hydrogen sulfide, treating the methane first and then treating the hydrogen sulfide, firstly, using a VI-blower control module to enable gas containing the methane to enter a XII-aftertreatment system control module through an exhaust pipeline for treatment, after the methane gas in the environment is pumped away, treating the hydrogen sulfide with alkali liquor, detecting whether the exhaust gas reaches the standard or not through an XIX-exhaust gas detection module by the gas treated by the XII-aftertreatment system control module, and if the gas reaches the exhaust standard, directly discharging the gas, otherwise, continuously executing the condition through a central control center.
Logic three: when the methane concentration exceeds the standard, the explosion limit of methane in the air is about 4.9% -16%, and when the methane is mixed with different gases, the explosion limit is different. When the concentration exceeds the standard, the central control center controls the III-switching pipeline module to enable the VIII-nitrogen conveying module to operate and introduce nitrogen into the pipeline, so that the pipeline contains oxygen to prevent the pipeline from reaching the explosion limit and exploding, and then the VI-fan control module enables the methane-containing gas to enter the XII-post-treatment system control module through an external discharge pipeline for treatment.
The above embodiments are merely preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (6)
1. An intelligent security system in an enclosed environment, comprising: comprises a host, a gas detection sensor, an alarm module and a detachable UPS power supply module, wherein the host comprises a calculation analysis module and a control module,
the calculation and analysis module sets the priority of the processing gas, sets the gas hazard degree according to the same condition, successively calls the sequence of disposing the overflowed gas according to the gas priority when the warning concentration percentage is close, preferentially processes the overflowed gas with high numerical value when the concentration percentage difference is overlarge, the host computer receives the detection data of the gas detection sensor, the calculation and analysis module sends the execution to the control module after calculation and analysis, is connected with the intelligent terminal equipment, can transmit the detection data to the terminal equipment, and realizes the real-time online detection of the gas concentration;
the control module receives the execution of the calculation and analysis module, can perform dust removal treatment on the gas containing dust, performs spray demisting treatment on the acid gas, and performs combustion treatment on the inflammable and explosive gas;
the gas detection sensor detects the concentration and components of gas, transmits the collected information to the host computer for analysis and calculation, can perform preliminary judgment according to the sampling result of the gas in the environment, and sends out a warning instruction to the alarm module nearest to the gas detection sensor when the detection result is abnormal;
the alarm module receives the warning instruction and sends out sound and light to perform alarm operation;
the removable UPS power module provides uninterrupted power.
2. A closed environment smart security system as recited in claim 1, wherein: the control module comprises a dust removal module, a spray head control module, a rear system control module, a nitrogen conveying module, a fresh air system control module, a switching pipeline module, a fan control module, an exhaust gas detection module, a liquid conveying module and a water vapor conveying module.
3. An intelligent security system in a closed environment according to claim 1 or 2, wherein: the gas detection sensor comprises a sensor module and a gas detection module, and detection data of the gas detection module is transmitted to the host through the sensor module.
4. An intelligent security system in a closed environment according to claim 1 or 2, wherein: the system also comprises a screen control module and a screen connecting module.
5. An intelligent security system in a closed environment according to claim 1 or 2, wherein: the system connection module is provided with an Ethernet interface, a USB interface and a 485 communication interface.
6. An intelligent security system in a closed environment according to claim 1 or 2, wherein: the explosion-proof device also comprises an explosion-proof sheet and an explosion-proof valve.
Priority Applications (1)
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CN202110697996.6A CN113393648A (en) | 2021-06-23 | 2021-06-23 | Intelligent safety system under closed environment |
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CN202110697996.6A CN113393648A (en) | 2021-06-23 | 2021-06-23 | Intelligent safety system under closed environment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114360134A (en) * | 2021-12-08 | 2022-04-15 | 慧之安信息技术股份有限公司 | Intelligent machine room management method based on deep learning |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN206594054U (en) * | 2017-04-10 | 2017-10-27 | 许昌许继昌南通信设备有限公司 | A kind of bleeder SF6Leakage alarm on-line monitoring system |
CN108107799A (en) * | 2018-02-01 | 2018-06-01 | 江苏库利南实验设备有限公司 | Laboratory ventilation control system |
CN208239838U (en) * | 2018-02-01 | 2018-12-14 | 江苏库利南实验设备有限公司 | Laboratory ventilation control system |
CN109669385A (en) * | 2017-10-17 | 2019-04-23 | 中国石油化工股份有限公司 | Hydrogen sulfide leakage captures control system automatically |
CN113012390A (en) * | 2021-03-15 | 2021-06-22 | 开滦(集团)有限责任公司电信分公司 | Underground safety alarm system device based on big data and alarm method thereof |
-
2021
- 2021-06-23 CN CN202110697996.6A patent/CN113393648A/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN206594054U (en) * | 2017-04-10 | 2017-10-27 | 许昌许继昌南通信设备有限公司 | A kind of bleeder SF6Leakage alarm on-line monitoring system |
CN109669385A (en) * | 2017-10-17 | 2019-04-23 | 中国石油化工股份有限公司 | Hydrogen sulfide leakage captures control system automatically |
CN108107799A (en) * | 2018-02-01 | 2018-06-01 | 江苏库利南实验设备有限公司 | Laboratory ventilation control system |
CN208239838U (en) * | 2018-02-01 | 2018-12-14 | 江苏库利南实验设备有限公司 | Laboratory ventilation control system |
CN113012390A (en) * | 2021-03-15 | 2021-06-22 | 开滦(集团)有限责任公司电信分公司 | Underground safety alarm system device based on big data and alarm method thereof |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114360134A (en) * | 2021-12-08 | 2022-04-15 | 慧之安信息技术股份有限公司 | Intelligent machine room management method based on deep learning |
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Application publication date: 20210914 |