CN204269668U - A kind of caloric value instrument room safety warning system - Google Patents
A kind of caloric value instrument room safety warning system Download PDFInfo
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- CN204269668U CN204269668U CN201420724411.0U CN201420724411U CN204269668U CN 204269668 U CN204269668 U CN 204269668U CN 201420724411 U CN201420724411 U CN 201420724411U CN 204269668 U CN204269668 U CN 204269668U
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- caloric value
- value instrument
- instrument room
- safety warning
- motorized valve
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Abstract
The utility model relates to a kind of caloric value instrument room safety warning system, comprise and be arranged on that caloric value instrument is outdoor and the caloric value instrument room green indicating lamp, caloric value instrument running LED and the pipeline that are connected with caloric value instrument control system control motorized valve, described pipeline control motorized valve is arranged on coke-oven gas sampling line.Described caloric value instrument control system connects combustible gas monitoring system in addition, and combustible gas monitoring system connects CO concentration detector and the exhaust fan of caloric value instrument indoor.Compared with prior art, the beneficial effects of the utility model are: 1) caloric value instrument outdoor mounted caloric value instrument room green indicating lamp, caloric value instrument room running LED, maintenance personal can the very first time enters caloric value instrument room and keeps in repair in the secure state, improve plant maintenance promptness, the safety of available protecting maintainer; 2) sampling line of caloric value instrument outdoor installs motorized valve, realizes by DCS system the break-make automatically controlling thief coal air pipe, improve security of system, improve automatic control level.
Description
Technical field
The utility model relates to a kind of coke-oven gas calorific value and detects security technology area, particularly relates to a kind of caloric value instrument room safety warning system.
Background technology
Coke-oven gas is as the source of the gas of coke oven heating, and its calorific value has important impact to coke oven temperature.Therefore the calorific value of coke-oven gas detects is a requisite part in coking.
Owing to containing the poisonous or explosion hazard gases such as carbon monoxide, hydrogen, methane in coke-oven gas, therefore the safety problem of testing process is particularly important.Coke-oven gas detection system conventional at present comprises caloric value instrument control system and combustible gas monitoring system, and in actual applications, often both is combined.But owing to lacking alarm indication and safety feature in caloric value instrument outdoor, when occurring in testing process that gas leak appears in fray-out of flame, coal gas connecting pipe or pretreatment unit, although combustible gas monitoring system meeting automatic alarm, but maintainer cannot judge the safety case of caloric value instrument indoor and the running status of caloric value instrument intuitively, and caloric value instrument outdoor does not have the gauge tap of sampling line yet, coke-oven gas cannot be cut off in time, prevent it from continuing to enter caloric value instrument room.After harmful gas concentration exceeds standard warning, can only by entering repairing after caloric value instrument indoor exhaust fan forced draft a period of time, such processing mode not only poor stability, reliability is low, automaticity is low, and very easily because of repairing cause larger accident not in time.
Summary of the invention
The utility model provides a kind of caloric value instrument room safety warning system, also intuitively can show the running status of caloric value instrument and the safe condition of caloric value instrument room by real time monitoring, can automatically cut off harmful gas source of the gas when fortuitous event appears in caloric value instrument indoor and realize caloric value instrument room forced draft, guaranteeing that maintainer can enter caloric value instrument room in the secure state in time and fix a breakdown.
In order to achieve the above object, the utility model realizes by the following technical solutions:
A kind of caloric value instrument room safety warning system, comprise and be arranged on that caloric value instrument is outdoor and the caloric value instrument room green indicating lamp, caloric value instrument running LED and the pipeline that are connected with caloric value instrument control system control motorized valve, described pipeline control motorized valve is arranged on coke-oven gas sampling line.
Described caloric value instrument control system connects combustible gas monitoring system in addition, and combustible gas monitoring system connects CO concentration detector and the exhaust fan of caloric value instrument indoor.
Described caloric value instrument control system is DCS system.
It is electrical ball valve that described pipeline controls motorized valve.
Described caloric value instrument room green indicating lamp, caloric value instrument running LED possess red, green light translation function, and representative is reported to the police and normal condition respectively.
Compared with prior art, the beneficial effects of the utility model are:
1) by the mode of caloric value instrument outdoor mounted caloric value instrument room green indicating lamp, caloric value instrument room running LED, maintenance personal can the very first time enters caloric value instrument room and keeps in repair in the secure state, improve plant maintenance promptness, the safety of available protecting maintainer;
2) on the sampling line of caloric value instrument outdoor, motorized valve is installed, realizes by DCS system the break-make automatically controlling thief coal air pipe, improve security of system, improve automatic control level.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is that system signal of the present utility model transmits schematic diagram.
In figure: 1. caloric value instrument 2. combustible gas monitoring system 3. exhaust fan 4. coke oven gas pipe 5. coke-oven gas sampling spot 6. sampling line main valve 7. pipeline controls the hot instrument value room 11. of green indicating lamp 10., motorized valve 8. caloric value instrument running LED 9. caloric value instrument room hot instrument value control system 12. sampling line 13.CO concentration monitor
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
See Fig. 1, it is structural representation of the present utility model, a kind of caloric value instrument room of the utility model safety warning system, comprise and be arranged on that caloric value instrument room 10 is outer and the caloric value instrument room green indicating lamp 9, caloric value instrument running LED 8 and the pipeline that are connected with caloric value instrument control system 11 control motorized valve 7, described pipeline control motorized valve 7 is arranged on coke-oven gas sampling line 12.
Described caloric value instrument control system 11 in addition connects combustible gas monitoring system 2, and combustible gas monitoring system 2 connects CO concentration detector 13 in caloric value instrument room 10 and exhaust fan 3.
Described caloric value instrument control system 11 is DCS system.
It is electrical ball valve that described pipeline controls motorized valve 7.
Described caloric value instrument room green indicating lamp 9, caloric value instrument running LED 8 possess red, green light translation function, and representative is reported to the police and normal condition respectively.
The sampling line 12 in coke oven gas pipe 4 exit is typically provided with coke-oven gas sampling spot 5 and sampling line main valve 6, although sampling line main valve 6 also has the effect cutting off sampling line 12 coke-oven gas, but its access point is comparatively far away, stroke longer being unfavorable for realizes controlling.When breaking down in caloric value instrument room 10, caloric value instrument control system 11 controls by pipeline the coke-oven gas that motorized valve 7 can cut off rapidly sampling line 12 automatically.
Following examples are implemented under premised on technical solutions of the utility model, give detailed embodiment and concrete operating process, but protection domain of the present utility model are not limited to following embodiment.In following embodiment, method therefor is conventional method if no special instructions.
[embodiment 1]
In the present embodiment, caloric value instrument control system 11 adopts DCS system.DCS is the abbreviation of scattered control system, and domestic general custom is called Distributed Control System (DCS).It is one, and what be made up of process control level and process monitoring level take communication network as the multi-level computer system of tie, combine the 4C technology such as computing machine, communication, display and control, there is decentralised control, centralized operation, differentiated control, flexible configuration, configuration feature easily.
Seeing Fig. 2, is that system signal of the present utility model transmits schematic diagram.Principle of work of the present utility model is as follows:
Caloric value instrument running LED 8 is shown in green when caloric value instrument 1 normally works; When occurring as faults such as fray-outs of flame, caloric value instrument 1 outputs signal DCS system, emergency cut-off instruction is sent by DCS system, make the pipeline being positioned at outside, caloric value instrument room 10 control motorized valve 7 and transfer dissengaged positions to, output signal makes caloric value instrument running LED 8 become redness simultaneously, show that caloric value instrument 1 current state is abnormal, need instrument maintainer to process.
Represent safety in caloric value instrument room 10 time now as shown in green in caloric value instrument room green indicating lamp 9, personnel can freely come in and go out; Maintainer directly can enter caloric value instrument room 10 and overhaul.If but because of fray-out of flame, coal gas connecting pipe or pretreatment unit there is gas leak time, caloric value instrument room green indicating lamp 9 state is flammable by indoor, explosion hazard gases concentration determines, this signal is from combustible gas monitoring system 2, combustible gas monitoring system 2 is monitored indoor CO gas concentration by CO concentration monitor 13, report to the police when gas concentration exceeds standard, and output signal to DCS system, then DCS system output signal makes caloric value instrument room green indicating lamp 9 become redness, represent dangerous in caloric value instrument room 10, forbid that all personnel enter; Output signal controls motorized valve 7 to pipeline and cuts off coal gas path simultaneously, and control combustible gas monitoring system 2 and start exhaust fan 3, after in caloric value instrument room 10, harmful gas concentration drops to security level, combustible gas monitoring system 2 sends signal to DCS system, being outputed signal from DCS system makes caloric value instrument room green indicating lamp 9 become green, represent safety in caloric value instrument room 10, instrument maintainer can enter repairing in time.
Claims (5)
1. a caloric value instrument room safety warning system, it is characterized in that, comprise and be arranged on that caloric value instrument is outdoor and the caloric value instrument room green indicating lamp, caloric value instrument running LED and the pipeline that are connected with caloric value instrument control system control motorized valve, described pipeline control motorized valve is arranged on coke-oven gas sampling line.
2. a kind of caloric value instrument room according to claim 1 safety warning system, it is characterized in that, described caloric value instrument control system connects combustible gas monitoring system in addition, and combustible gas monitoring system connects CO concentration detector and the exhaust fan of caloric value instrument indoor.
3. a kind of caloric value instrument room according to claim 1 safety warning system, it is characterized in that, described caloric value instrument control system is DCS system.
4. a kind of caloric value instrument room according to claim 1 safety warning system, is characterized in that, it is electrical ball valve that described pipeline controls motorized valve.
5. a kind of caloric value instrument room according to claim 1 safety warning system, is characterized in that, described caloric value instrument room green indicating lamp, caloric value instrument running LED possess red, green light translation function, and representative is reported to the police and normal condition respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420724411.0U CN204269668U (en) | 2014-11-26 | 2014-11-26 | A kind of caloric value instrument room safety warning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420724411.0U CN204269668U (en) | 2014-11-26 | 2014-11-26 | A kind of caloric value instrument room safety warning system |
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| Publication Number | Publication Date |
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| CN204269668U true CN204269668U (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420724411.0U Active CN204269668U (en) | 2014-11-26 | 2014-11-26 | A kind of caloric value instrument room safety warning system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107636451A (en) * | 2015-06-11 | 2018-01-26 | 理研计器株式会社 | Calorimetry Device And Calorimetry Method |
| CN113945607A (en) * | 2021-11-11 | 2022-01-18 | 中冶焦耐(大连)工程技术有限公司 | Full-automatic real-time sampling system and method for heat value instrument in coking industry |
-
2014
- 2014-11-26 CN CN201420724411.0U patent/CN204269668U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107636451A (en) * | 2015-06-11 | 2018-01-26 | 理研计器株式会社 | Calorimetry Device And Calorimetry Method |
| CN107636451B (en) * | 2015-06-11 | 2019-11-26 | 理研计器株式会社 | Calorimetry device and calorimetry method |
| CN113945607A (en) * | 2021-11-11 | 2022-01-18 | 中冶焦耐(大连)工程技术有限公司 | Full-automatic real-time sampling system and method for heat value instrument in coking industry |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180831 Address after: 116085 128 high energy street, Qixian Ling high tech Industrial Park, Dalian, Liaoning Patentee after: ACRE Coking And Refractory (Dalian) Engineering Consulting Corp., MCC Address before: 116085 128 high energy street, Qixian Ling high tech Industrial Park, Dalian, Liaoning Patentee before: ACRE Coking and Refractory Engineering Consulting Corporation, MCC |