CN108230627A - A kind of combustible gas monitoring system for oil depot - Google Patents
A kind of combustible gas monitoring system for oil depot Download PDFInfo
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- CN108230627A CN108230627A CN201810150996.2A CN201810150996A CN108230627A CN 108230627 A CN108230627 A CN 108230627A CN 201810150996 A CN201810150996 A CN 201810150996A CN 108230627 A CN108230627 A CN 108230627A
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- gas
- alarm
- signal
- combustible
- combustible gas
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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
- G08B21/16—Combustible gas alarms
Abstract
The invention discloses a kind of combustible gas monitoring system for oil depot, combustible gas detecting device, on-site terminal unit R IO and alarm unit including being located at scene and the on-line system positioned at Central Control Room.It is by setting infrared ray combustible-gas detector and catalytic combustion type detector in combustible gas detecting device at the scene, using the concentration signal of two detector acquisition fuel gas, detection error is small, high sensitivity；It sets on-site terminal unit R IO by being pumped in tank group in canopy, can obtain the signal of multiple combustible gas detecting devices and pass through fiber plant and be sent to Central Control Room, realizes data in real time in reflection to Automatic monitoring systems, stable signal transmission；It can modify to warning concentration threshold value, versatile, flexibility is good by warning concentration threshold value being set to set frame on on-line system.
Description
Technical field：
The invention belongs to technical field of automatic control, be specifically related to petrochemical industry storage sector it is a kind of for oil depot can
Fire gas monitoring system.
Background technology：
It starts an undertaking, under the historical background of millions of people innovation public, the market competition of enterprise is further cruel, improves the pipe of enterprise
Reason, ensure safety in production be the eternal target of enterprise, in the case where social concerns, government regulation are increasingly strengthened, enterprise from
Dynamicization upgrading is imperative.The automation technology corporation of petroleum chemical industry has successfully developed all kinds of industries process control systems
And computer information management system, and applied to production and business administration, achieve considerable economic benefit.
At present, there are still automation and monitoring facility be not perfect, monitoring is pre- for China's petrochemical industry storage sector secure context
The alert level of IT application is low, the problems such as can not obtaining for information about in time under accident condition, especially for the monitoring of fuel gas,
The existing monitoring to fuel gas is typically using gas sensor, and big, insensitive there are measured deviation, data cannot be real
The problems such as in Shi Fanying to Automatic monitoring systems, and alarm threshold value can not adjust, flexibility and poor universality.
Invention content：
For this purpose, the technical problems to be solved by the invention are in the prior art for the flammable of petrochemical industry warehouse monitoring system
The monitoring error of gas is big, insensitive, and threshold value cannot adjust, and data cannot reflect in Automatic monitoring systems in real time, so as to
It is proposed a kind of combustible gas monitoring system for oil depot.
In order to achieve the above objectives, technical scheme is as follows：
A kind of combustible gas monitoring system for oil depot, combustible gas detecting device, scene including being located at scene are whole
End unit RIO and alarm unit and the on-line system positioned at Central Control Room.
The combustible gas detecting device includes infrared ray combustible-gas detector and catalytic combustion type detector, institute
It states infrared ray combustible-gas detector and the catalytic combustion type detector is mounted at reservoir area tank area and jack works,
The infrared ray combustible-gas detector obtains the first combustable gas concentration signal, and the catalytic combustion type detector obtains
Second combustable gas concentration signal.
The on-site terminal unit R IO is installed in tank group pump canopy, and multiple combustible gas detecting devices pass through correspondence
The first combustable gas concentration signal and the second combustable gas concentration signal are sent to the scene by the piping lane in region
In terminal unit RIO.
The alarm unit is installed in tank group pump canopy, and the alarm unit is electrically connected with the on-site terminal unit R IO.
The on-line system is arranged on the Central Control Room of distal end, and the on-site terminal unit R IO is by first fuel gas
Signal and second fuel gas signal are sent to Central Control Room by fiber plant, recycle the acquisition of analog signal input module
Into on-line system, the corresponding icon of combustible gas detecting device at all scenes, each icon are shown on the on-line system
On be provided with combustible gas detecting device number, warning concentration threshold value setting frame, combustable gas concentration detected value display box, first
Alarm display lamp and the second alarm display lamp.
As a preferred embodiment of the above technical solution, the combustable gas concentration detected value display box is used to show that on-line system connects
The the first combustable gas concentration signal and the average value of the second combustable gas concentration signal received.
As a preferred embodiment of the above technical solution, first alarm display lamp is more than report for combustable gas concentration detected value
It alarms during alert concentration threshold, second alarm display lamp is used for the first combustable gas concentration signal and the second fuel gas
Signal difference is alarmed when being more than certain threshold value.Under normal condition, first alarm display lamp and second alarm are aobvious
Show that lamp shows grey.When combustable gas concentration detected value is more than warning concentration threshold value, first alarm display lamp shows red
When chromatic flicker, the first combustable gas concentration signal and the second combustable gas concentration signal are more than certain threshold value, second alarm
Display lamp shows blinking yellow illumination.
As a preferred embodiment of the above technical solution, further include temperature sensor and humidity sensor, the temperature sensor and
Humidity sensor is connect respectively by signal wire with the on-site terminal unit R IO.
As a preferred embodiment of the above technical solution, the on-site terminal unit R IO is mating is provided with photoelectric conversion device and shows
Display screen, the display screen can for the first combustable gas concentration signal of display, the second combustable gas concentration signal and alarm
Fire the number of gas-detecting device.
As a preferred embodiment of the above technical solution, the alarm unit uses buzzer and three color alarm lamps.
The beneficial effects of the present invention are：It is by setting infrared ray combustible gas in combustible gas detecting device at the scene
Detector and catalytic combustion type detector, utilize the concentration signal of two detector acquisition fuel gas, detection error
Small, high sensitivity；It sets on-site terminal unit R IO by being pumped in tank group in canopy, can obtain multiple fuel gas detection dresses
The signal put simultaneously passes through fiber plant and is sent to Central Control Room, realizes data in real time in reflection to Automatic monitoring systems, signal passes
Defeated stabilization；Its corresponding icon of combustible gas detecting device by setting all scenes on on-line system, works as fuel gas
When concentration exceeds threshold value, the first alarm indication lantern festival in icon carries out alarm indication, personnel's arrangement in time processing of Central Control Room；
It by setting alarm unit at the scene, and when combustable gas concentration exceeds threshold value, alarm unit carries out sound-light alarm, live work
The range of combustable gas concentration can be obtained according to alarm sound by making personnel, facilitated staff's timely processing, effectively avoided
Because safety problem caused by combustable gas concentration is excessively high；Its by warning concentration threshold value being set to set frame on on-line system,
It can modify to warning concentration threshold value, versatile, flexibility is good；It passes through set temperature sensor and humidity sensor
Device is compensated when calculating combustable gas concentration, improves accuracy of detection.
Description of the drawings：
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein：
Fig. 1 is a kind of combustible gas monitoring system schematic diagram for oil depot of one embodiment of the invention；
Fig. 2 is the corresponding icon schematic diagram of combustible gas detecting device in the on-line system of one embodiment of the invention.
Symbol description in figure：
1- combustible gas detecting devices number, 2- warning concentrations threshold value setting frame, 3- combustable gas concentration detected values are shown
Frame, the first alarm display lamps of 4-, the second alarm display lamps of 5-.
Specific embodiment：
As shown in Figure 1, a kind of combustible gas monitoring system for oil depot of the present invention, the combustible gas including being located at scene
Body detection device, on-site terminal unit R IO and alarm unit and the on-line system positioned at Central Control Room.
The combustible gas detecting device includes infrared ray combustible-gas detector and catalytic combustion type detector, institute
It states infrared ray combustible-gas detector and the catalytic combustion type detector is mounted at reservoir area tank area and jack works,
The infrared ray combustible-gas detector obtains the first combustable gas concentration signal, and the catalytic combustion type detector obtains
Second combustable gas concentration signal.
The on-site terminal unit R IO is installed in tank group pump canopy, and multiple combustible gas detecting devices pass through correspondence
The first combustable gas concentration signal and the second combustable gas concentration signal are sent to the scene by the piping lane in region
In terminal unit RIO.
The alarm unit is installed in tank group pump canopy, and the alarm unit is electrically connected with the on-site terminal unit R IO.
The alarm unit uses buzzer and three color alarm lamps.The alarm unit is used to carry out the combustable gas concentration detected
Alarm, combustable gas concentration are set as multiple ranges, and the alarm unit is provided with multiple alarm sounds, each alarm sound pair
One of range of combustable gas concentration is answered, field personnel can know the combustible gas detected according to alarm sound
The range of bulk concentration is how many, so as to carry out specific aim processing.
The on-line system is arranged on the Central Control Room of distal end, and the on-site terminal unit R IO is by first fuel gas
Signal and second fuel gas signal are sent to Central Control Room by fiber plant, recycle the acquisition of analog signal input module
Into on-line system, the corresponding icon of combustible gas detecting device at all scenes is shown on the on-line system, such as Fig. 2 institutes
Show, combustible gas detecting device number 1, warning concentration threshold value setting frame 2, combustable gas concentration detection are provided on each icon
It is worth display box 3, the first alarm display lamp 4 and the second alarm display lamp 5.The combustable gas concentration detected value display box is used to show
Show the average value of the first combustable gas concentration signal that on-line system receives and the second combustable gas concentration signal.Described first
Alarm display lamp is alarmed when being more than warning concentration threshold value for combustable gas concentration detected value, second alarm display lamp
It alarms when being more than certain threshold value for the first combustable gas concentration signal and the second fuel gas signal difference.Normal condition
Under, first alarm display lamp and second alarm display lamp show grey.Combustable gas concentration detected value is more than report
During alert concentration threshold, first alarm display lamp is displayed in red flicker, the first combustable gas concentration signal and the second combustible gas
When bulk concentration signal is more than certain threshold value, second alarm display lamp shows blinking yellow illumination, when the second alarm display lamp is alarmed
Illustrating two in combustible gas detecting device detectors, there is failure in one of them, and need repairing processing.
Temperature sensor and humidity sensor are further included, the temperature sensor and humidity sensor pass through signal wire respectively
It is connect with the on-site terminal unit R IO.
The on-site terminal unit R IO is mating to be provided with photoelectric conversion device and display screen, and the display screen is used to show
The number of the combustible gas detecting device of first combustable gas concentration signal, the second combustable gas concentration signal and alarm.
Warning concentration threshold value and alarm signal in on-line system can be sent to on-site terminal unit by fiber plant
Whether control alarm unit alarms after RIO, on-site terminal unit R IO are received, and when warning concentration threshold value is unmodified, scene is eventually
End unit RIO acquiescence warning concentration threshold values are the last warning concentration threshold values received.
A kind of combustible gas monitoring system for oil depot described in the present embodiment, the combustible gas physical examination including being located at scene
Survey device, on-site terminal unit R IO and alarm unit and the on-line system positioned at Central Control Room.It is flammable by the scene
Infrared ray combustible-gas detector and catalytic combustion type detector in gas-detecting device are set, obtained using two detectors
The concentration signal of fuel gas is taken, detection error is small, high sensitivity；It sets on-site terminal unit by being pumped in tank group in canopy
RIO, can obtain the signal of multiple combustible gas detecting devices and pass through fiber plant and be sent to Central Control Room, realize that data are real-time
Reflect in Automatic monitoring systems, stable signal transmission；Its fuel gas by setting all scenes on on-line system
The corresponding icon of detection device, when combustable gas concentration exceeds threshold value, the first alarm indication lantern festival in icon is alarmed
It has been shown that, personnel's arrangement in time processing of Central Control Room；It by setting alarm unit at the scene, when combustable gas concentration exceeds threshold value
When, alarm unit carries out sound-light alarm, and field personnel can obtain the range of combustable gas concentration according to alarm sound,
Facilitate staff's timely processing, effectively avoid because of safety problem caused by combustable gas concentration is excessively high；It passes through online
Warning concentration threshold value setting frame in system is set, can be modified to warning concentration threshold value, versatile, flexibility is good；Its
It by set temperature sensor and humidity sensor, is compensated when calculating combustable gas concentration, improves accuracy of detection.
Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or
Among changing still in the protection domain of the invention.
Claims (6)
1. a kind of combustible gas monitoring system for oil depot, which is characterized in that the fuel gas including being located at scene detects dress
It puts, on-site terminal unit R IO and alarm unit and the on-line system positioned at Central Control Room；
The combustible gas detecting device includes infrared ray combustible-gas detector and catalytic combustion type detector, described red
Outside line combustible-gas detector and the catalytic combustion type detector are mounted at reservoir area tank area and jack works, described
Infrared ray combustible-gas detector obtains the first combustable gas concentration signal, and the catalytic combustion type detector obtains second
Combustable gas concentration signal；
The on-site terminal unit R IO is installed in tank group pump canopy, and multiple combustible gas detecting devices pass through corresponding region
Piping lane the first combustable gas concentration signal and the second combustable gas concentration signal are sent to the on-site terminal
In unit R IO；
The alarm unit is installed in tank group pump canopy, and the alarm unit is electrically connected with the on-site terminal unit R IO；
The on-line system is arranged on the Central Control Room of distal end, and the on-site terminal unit R IO is by first fuel gas signal
Central Control Room is sent to by fiber plant with second fuel gas signal, recycle analog signal input module acquire into
Linear system is united, and the corresponding icon of combustible gas detecting device at all scenes is shown on the on-line system, is set on each icon
It is equipped with combustible gas detecting device number, warning concentration threshold value setting frame, combustable gas concentration detected value display box, the first alarm
Display lamp and the second alarm display lamp.
2. a kind of combustible gas monitoring system for oil depot according to claim 1, it is characterised in that：The combustible gas
Bulk concentration detected value display box is used to show the first combustable gas concentration signal and the second fuel gas that on-line system receives
The average value of concentration signal.
3. a kind of combustible gas monitoring system for oil depot according to claim 1, it is characterised in that：First report
Alert display lamp is alarmed when being more than warning concentration threshold value for combustable gas concentration detected value, and second alarm display lamp is used
It alarms when the first combustable gas concentration signal and the second fuel gas signal difference are more than certain threshold value；Normal condition
Under, first alarm display lamp and second alarm display lamp show grey；Combustable gas concentration detected value is more than report
During alert concentration threshold, first alarm display lamp is displayed in red flicker, the first combustable gas concentration signal and the second combustible gas
When bulk concentration signal is more than certain threshold value, second alarm display lamp shows blinking yellow illumination.
4. a kind of combustible gas monitoring system for oil depot according to claim 1, it is characterised in that：Further include temperature
Sensor and humidity sensor, the temperature sensor and humidity sensor pass through signal wire and the on-site terminal unit respectively
RIO connections.
5. a kind of combustible gas monitoring system for oil depot according to claim 1, it is characterised in that：The scene is eventually
End unit RIO is mating to be provided with photoelectric conversion device and display screen, and the display screen is for display the first combustable gas concentration letter
Number, the number of the combustible gas detecting device of the second combustable gas concentration signal and alarm.
6. a kind of combustible gas monitoring system for oil depot according to claim 1, it is characterised in that：The alarm is single
Member uses buzzer and three color alarm lamps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810150996.2A CN108230627B (en) | 2018-02-13 | 2018-02-13 | Combustible gas monitoring system for oil depot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810150996.2A CN108230627B (en) | 2018-02-13 | 2018-02-13 | Combustible gas monitoring system for oil depot |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108230627A true CN108230627A (en) | 2018-06-29 |
| CN108230627B CN108230627B (en) | 2020-06-05 |
Family
ID=62661828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810150996.2A Active CN108230627B (en) | 2018-02-13 | 2018-02-13 | Combustible gas monitoring system for oil depot |
Country Status (1)
| Country | Link |
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|---|---|---|---|---|
| CN201170917Y (en) * | 2007-11-09 | 2008-12-24 | 天津中德信达科技有限公司 | Alarm system for monitoring combustible gas |
| CN201765663U (en) * | 2010-08-28 | 2011-03-16 | 东北电网有限公司大连培训中心 | Combustible gas detecting system |
| CN202995978U (en) * | 2012-12-17 | 2013-06-12 | 步晓晨 | Explosion-proof combustible gas alarm system |
| US20140210639A1 (en) * | 2013-01-29 | 2014-07-31 | James Skourlis | Central alarm (ca) unit in a gas monitoring system including gas sensors and gas sensor controllers |
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| CN206147907U (en) * | 2016-08-31 | 2017-05-03 | 无锡时和安全设备有限公司 | Wireless combustible gas monitoring system based on WIFI |
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| Publication number | Publication date |
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| CN108230627B (en) | 2020-06-05 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210119 Address after: 226500 No.65, Diding Road, Changjiang Town, Rugao City, Nantong City, Jiangsu Province Patentee after: NANTONG YANGHONG PETROCHEMICAL ACCUMULATING Co.,Ltd. Address before: 523000 South Bank of Tanshui estuary, Lisha Island, Shatian Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN SANJIANG PORT STORAGE TANK Co.,Ltd. |
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