CN103197698B - A kind of Automatic hydrogen concentration control device - Google Patents
A kind of Automatic hydrogen concentration control device Download PDFInfo
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- CN103197698B CN103197698B CN201310142556.XA CN201310142556A CN103197698B CN 103197698 B CN103197698 B CN 103197698B CN 201310142556 A CN201310142556 A CN 201310142556A CN 103197698 B CN103197698 B CN 103197698B
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- relay
- hydrogen concentration
- control circuit
- control device
- normally opened
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- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 102
- 239000001257 hydrogen Substances 0.000 title claims abstract description 102
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 97
- 239000002516 radical scavenger Substances 0.000 claims abstract description 46
- 230000007423 decrease Effects 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 9
- 150000002431 hydrogen Chemical class 0.000 description 5
- 238000010586 diagram Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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Abstract
The present invention relates to hydrogen concentration control field in generating plant hydrogen generator station, particularly relate to a kind of Automatic hydrogen concentration control device.This device comprises alarm controller, scavenger fan and the control circuit for controlling the supply lines break-make be connected with described scavenger fan; First output contact of described alarm controller is connected with supply lines, and the positive pole that the second output contact is arranged with described control circuit is connected; The negative pole that described control circuit is arranged is connected with zero line.Automatic hydrogen concentration control device of the present invention can not only detect the hydrogen concentration in generating plant hydrogen generator station in real time, but also automatically can control the decline of hydrogen concentration, improves the security of generating plant hydrogen generator station.
Description
Technical field
The present invention relates to hydrogen concentration control field in generating plant hydrogen generator station, particularly relate to a kind of Automatic hydrogen concentration control device.
Background technology
Be provided with hydrogen generator station in generating plant, the hydrogen that hydrogen generator station is produced is as the medium of generator set heat radiation.In hydrogen generator station, hydrogen is inevitably mixed in air, and hydrogen reaches finite concentration, when running into naked light, can blast.
In order to detect the concentration of hydrogen in hydrogen generator station in real time, improving the security of hydrogen generator station, at present, in hydrogen generator station, alarm controller being installed.This alarm controller comprises detection module, sound and light alarm module and the first output contact, the second output contact.Described sound and light alarm module is connected with described first output contact and the second output contact, and described detection module is for controlling the break-make of described first output contact and the second output contact.When detection module detects that hydrogen concentration is greater than preset concentration, control described first output contact and be communicated with the second output contact, make the sound and light alarm module conducting be connected with two output contacts, after the conducting of sound and light alarm module, send sound and light alarm; When detection module detects that hydrogen concentration is less than preset concentration, control two output contacts and disconnect, sound and light alarm module disconnects, and does not send sound and light alarm.
But this alarm controller only possesses sound and light of alarm, automatically can not control hydrogen concentration and decline.Preset concentration is reached once the hydrogen concentration in hydrogen generator station, now hydrogen generator station must stop producing, enter in air to prevent more hydrogen, until the hydrogen concentration in air relies on alternate manner to drop to gradually after below preset concentration, alarm controller stops sound and light alarm, and hydrogen generator station could continue to produce.
Summary of the invention
The object of the present invention is to provide a kind of Automatic hydrogen concentration control device, to solve the problem.
A kind of Automatic hydrogen concentration control device, comprises alarm controller, scavenger fan and the control circuit for controlling described scavenger fan and supply lines break-make; First output contact of described alarm controller is connected with supply lines, and the positive pole that the second output contact is arranged with described control circuit is connected; The negative pole that described control circuit is arranged is connected with zero line.
Compared with prior art, the advantage of the embodiment of the present invention is: when detection module detects that hydrogen concentration is greater than preset concentration, control two described output contacts to be communicated with, because an output contact is connected with supply lines, another output contact is connected with the positive pole of control circuit, after two output contacts are communicated with, the positive pole of control circuit is communicated with supply lines, thus make control circuit conducting, and then control being communicated with of scavenger fan and supply lines.After scavenger fan is communicated with supply lines, scavenger fan runs, and is entered in air by the hydrogen in hydrogen generator station, thus reduces the concentration of hydrogen in hydrogen generator station.The Automatic hydrogen concentration control device of the embodiment of the present invention automatically can control hydrogen concentration and decline, and makes the hydrogen concentration in hydrogen generator station control in preset concentration, improves the security of hydrogen generator station.
Accompanying drawing explanation
Fig. 1 is the circuit theory diagrams of the Automatic hydrogen concentration control device of the embodiment of the present invention.
Embodiment
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Being illustrated in figure 1 a kind of Automatic hydrogen concentration control device of the present embodiment, comprising alarm controller 101, scavenger fan 104 and the control circuit for controlling the supply lines break-make be connected with described scavenger fan 104; First output contact of described alarm controller 101 is connected with supply lines, and the positive pole that the second output contact is arranged with described control circuit is connected; The negative pole that described control circuit is arranged is connected with zero line.
When detection module 102 detects that hydrogen concentration is greater than preset concentration, control two described output contacts to be communicated with, because the first output contact is connected with supply lines, second output contact is connected with the positive pole of control circuit, after two output contacts are communicated with, the positive pole of control circuit is communicated with supply lines, thus makes control circuit conducting, and then control being communicated with of scavenger fan and supply lines.After scavenger fan is communicated with supply lines, scavenger fan runs, and is entered in air by the hydrogen in hydrogen generator station, thus reduces the concentration of hydrogen in hydrogen generator station.The Automatic hydrogen concentration control device of the embodiment of the present invention automatically can control hydrogen concentration and decline, and makes the hydrogen concentration in hydrogen generator station control in preset concentration, improves the security of hydrogen generator station.
Particularly, described control circuit comprises relay J 1; The two ends of described relay J 1 are connected with positive pole and negative pole respectively; The first normally opened contact that described relay J 1 is arranged is connected on supply lines.Namely when detection module 102 detects that hydrogen concentration is greater than preset concentration, control two described output contacts to be communicated with, relay J 1 is energized, the first normally opened contact arranged due to relay J 1 is connected on supply lines, after relay J 1 is energized, first normally opened contact closes, and make scavenger fan and supply lines conducting, scavenger fan brings into operation.
Above-mentioned Automatic hydrogen concentration control device can directly be applied in various supply line.Preferably, described supply lines is three phase supply line, is respectively U phase, V phase and W phase.Correspondingly, described first normally opened contact is three, is respectively normally opened contact J1-1, J1-2 and J1-3; Three described first normally opened contacts are connected on the three-phase of described three phase supply line respectively; Described first output contact is connected with any in described three phase supply line.Namely normally opened contact J1-1 is connected on U phase, and normally opened contact J1-2 is connected on V phase, and normally opened contact J1-3 is connected on W phase.
In addition, described preset concentration can be preset as 25% or other arbitrary safe concentration.Namely, when detection module detects that hydrogen concentration is greater than 25%, control two described output contacts and be communicated with, relay J 1 is energized, and the first normally opened contact closes, and make scavenger fan and supply lines conducting, scavenger fan brings into operation.When the hydrogen concentration in hydrogen generator station drops to below 25%, detection module controls two output points and disconnects, and finally makes scavenger fan out of service.But after scavenger fan is out of service, the hydrogen concentration in hydrogen generator station is between 0 ~ 25%, because hydrogen is very easily blasted, the hydrogen in hydrogen generator station is still in the hole.
In order to reduce the concentration of hydrogen in hydrogen generator station further, improve the security of hydrogen generator station, described control circuit also comprises relay J 2, start button and stop button; The normally opened contact J2-4 that described relay J 2, described relay J 2 are arranged and described stop button are connected into the first branch road; One end of described first branch road is connected with arbitrary in described three phase supply line, and the other end is connected with zero line N; Described start button is in parallel with described normally opened contact J2-4; First normally opened contact described with three is in parallel respectively for three the 4th normally opened contacts that described relay J 2 is arranged.Wherein three the 4th normally opened contacts are J2-1, J2-2 and J2-3, and normally opened contact J2-1 and J1-1 is in parallel, and normally opened contact J2-2 and J1-2 is in parallel, and normally opened contact J2-3 and J1-3 is in parallel.
Namely the hydrogen concentration in hydrogen generator station is lower than after preset concentration, and scavenger fan is out of service under the control of control circuit.When needs reduce hydrogen concentration further, start button can be pressed, relay J 2 is energized, first normally opened contact described with three is in parallel respectively for three the 4th normally opened contacts arranged due to relay J 2, then three the 4th normally opened contacts can make scavenger fan and supply lines conducting after closing, scavenger fan brings into operation, and reduces the hydrogen concentration in hydrogen generator station further, improves the security of hydrogen generator station.
In addition, when the hydrogen concentration in hydrogen generator station is greater than preset concentration, reduces except hydrogen concentration except scavenger fan 104 brings into operation, sound and light alarm can also be sent to point out field staff.Particularly, described control circuit also comprises relay J 7; The two ends of described relay J 7 are connected with described second output contact and zero line respectively; The normally opened contact J7-1 that described relay J 7 is arranged connects with sound and light alarm module 103.Namely when the hydrogen concentration in hydrogen generator station is greater than preset concentration, relay J 7 is energized, and normally opened contact J7-1 closes, and sound and light alarm module 103 is energized, sends sound and light alarm.
Further, when hydrogen concentration is greater than preset concentration, control circuit automatic control relay J1 is energized, and scavenger fan runs.In order to avoid pressing start button due to maloperation, relay J 2 is energized, normally opened contact J2-4 is closed causes the short circuit of three phase supply line.Described control circuit also comprises the normally closed contact J1-5 that the described relay J 1 be connected on described first branch road is arranged.Namely after relay J 1 is energized, normally closed contact J1-5 disconnects the first branch road, even if press start button due to maloperation, relay J 2 still cannot conducting.
In addition, during in order to avoid manually opened scavenger fan 104, control circuit pilot relay J1 is energized, three phase supply line short circuit after making the first normally opened contact closed, and described control circuit also comprises the normally closed contact J2-5 that the described relay J 2 of connecting with described relay J 1 is arranged.
Above-mentioned normally closed contact J1-5 and normally closed contact J2-5 achieves manually and interlocking automatically, prevents malfunction.
Further, this device also comprises alarm lamp; Described alarm lamp is in parallel with described relay J 1.Namely hydrogen concentration is greater than preset concentration, and while relay J 1 is energized, alarm lamp energising, sends warning light.Certainly, when relay J 1 does not have a conducting, alarm lamp extinguishes.
Further, this device also comprises hand behaviour pilot lamp; Described hand behaviour pilot lamp is in parallel with described relay J 2.I.e. hand behaviour pilot lamp energising while relay J 2 conducting, alert at present this device is in manual mode.
Further, this device also comprises scavenger fan run indicator; One end of described scavenger fan run indicator is connected with arbitrary in described three phase supply line, and the other end is connected with zero line.Namely scavenger fan runs, and this scavenger fan run indicator is bright; Scavenger fan is out of service, and this scavenger fan run indicator does not work.In addition, supply lines is also provided with total power switch K1.
Many this devices of cover can be installed in each hydrogen generator station, often overlap this device and can comprise multiple scavenger fan.Such as, have three hydrogen generator stations in generating plant, all install this device a set of in each hydrogen generator station, often overlap this device and comprise five scavenger fans, these five scavenger fans are respectively installed to the diverse location in corresponding hydrogen generator station.
In addition, when the space of hydrogen generator station is larger, this device can also comprise multiple control module and multiple scavenger fan; Multiple control module and multiple scavenger fan one_to_one corresponding.Namely in a hydrogen generator station, be provided with this device a set of, the corresponding one or more scavenger fan of control module is arranged on a position in this hydrogen generator station.Such as, this device comprises three control modules and three scavenger fans, a control module and scavenger fan are arranged on the A point of this hydrogen generator station, and a control module and scavenger fan are arranged on the B point of this hydrogen generator station, and a control module and scavenger fan are arranged on the C point of this hydrogen generator station.When A point hydrogen concentration is greater than preset concentration, the scavenger fan of A point brings into operation, and the scavenger fan of B point and C point does not run.Like this can more rational this device of layout, improve security further.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. an Automatic hydrogen concentration control device, is characterized in that, comprises alarm controller, scavenger fan and the control circuit for controlling the supply lines break-make be connected with described scavenger fan;
First output contact of described alarm controller is connected with supply lines, and the positive pole that the second output contact is arranged with described control circuit is connected;
The negative pole that described control circuit is arranged is connected with zero line;
Described control circuit comprises relay J 7;
The two ends of described relay J 7 are connected with described second output contact and zero line respectively; The normally opened contact J7-1 that described relay J 7 is arranged and sound and light alarm block coupled in series.
2. Automatic hydrogen concentration control device as claimed in claim 1, it is characterized in that, described control circuit comprises relay J 1;
The two ends of described relay J 1 are connected with positive pole and negative pole respectively; The first normally opened contact that described relay J 1 is arranged is connected on supply lines.
3. Automatic hydrogen concentration control device as claimed in claim 2, it is characterized in that, described supply lines is three phase supply line; Described first normally opened contact is three;
Three described first normally opened contacts are connected on the three-phase of described three phase supply line respectively;
Described first output contact is connected with any in described three phase supply line.
4. Automatic hydrogen concentration control device as claimed in claim 3, it is characterized in that, described control circuit also comprises relay J 2, start button and stop button;
The normally opened contact J2-4 that described relay J 2, described relay J 2 are arranged and described stop button are connected into the first branch road;
One end of described first branch road is connected with arbitrary in described three phase supply line, and the other end is connected with zero line;
Described start button is in parallel with described normally opened contact J2-4;
First normally opened contact described with three is in parallel respectively for three the 4th normally opened contacts that described relay J 2 is arranged.
5. Automatic hydrogen concentration control device as claimed in claim 4, is characterized in that, described control circuit also comprises the normally closed contact J1-5 that the described relay J 1 be connected on described first branch road is arranged.
6. Automatic hydrogen concentration control device as claimed in claim 5, is characterized in that, described control circuit also comprises the normally closed contact J2-5 that the described relay J 2 of connecting with described relay J 1 is arranged.
7. Automatic hydrogen concentration control device as claimed in claim 6, is characterized in that, also comprise alarm lamp;
Described alarm lamp is in parallel with described relay J 1.
8. Automatic hydrogen concentration control device as claimed in claim 7, is characterized in that, also comprises hand behaviour pilot lamp;
Described hand behaviour pilot lamp is in parallel with described relay J 2.
9. Automatic hydrogen concentration control device as claimed in claim 8, is characterized in that, also comprise scavenger fan run indicator;
One end of described scavenger fan run indicator is connected with arbitrary in described three phase supply line, and the other end is connected with zero line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310142556.XA CN103197698B (en) | 2013-04-23 | 2013-04-23 | A kind of Automatic hydrogen concentration control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310142556.XA CN103197698B (en) | 2013-04-23 | 2013-04-23 | A kind of Automatic hydrogen concentration control device |
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| Publication Number | Publication Date |
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| CN103197698A CN103197698A (en) | 2013-07-10 |
| CN103197698B true CN103197698B (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310142556.XA Expired - Fee Related CN103197698B (en) | 2013-04-23 | 2013-04-23 | A kind of Automatic hydrogen concentration control device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86201130U (en) * | 1986-03-07 | 1987-07-22 | 杨厚坤 | Automatic exhaust fan for preventing human from gas poisoning |
| CN1866594A (en) * | 2005-05-20 | 2006-11-22 | 上海神力科技有限公司 | Fuel cell engine packaging device |
| CN201183608Y (en) * | 2008-04-18 | 2009-01-21 | 台州学院 | Cabin sulfurated hydrogen testing alarming and air exhausting apparatus |
| CN201945893U (en) * | 2011-01-12 | 2011-08-24 | 佛山市顺德环境科学研究所有限公司 | Aerobic aeration automatic control device |
| CN102779318A (en) * | 2012-07-03 | 2012-11-14 | 北京邮电大学 | System and method used for white wine cellaring management and based on technology of internet of things |
| CN102945685A (en) * | 2012-10-24 | 2013-02-27 | 中国核电工程有限公司 | Outside-containment active and inside-containment passive combined hydrogen elimination system and method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7504074B2 (en) * | 2002-06-11 | 2009-03-17 | Siemens Water Technologies Corp. | Chlorine dioxide generation systems |
-
2013
- 2013-04-23 CN CN201310142556.XA patent/CN103197698B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86201130U (en) * | 1986-03-07 | 1987-07-22 | 杨厚坤 | Automatic exhaust fan for preventing human from gas poisoning |
| CN1866594A (en) * | 2005-05-20 | 2006-11-22 | 上海神力科技有限公司 | Fuel cell engine packaging device |
| CN201183608Y (en) * | 2008-04-18 | 2009-01-21 | 台州学院 | Cabin sulfurated hydrogen testing alarming and air exhausting apparatus |
| CN201945893U (en) * | 2011-01-12 | 2011-08-24 | 佛山市顺德环境科学研究所有限公司 | Aerobic aeration automatic control device |
| CN102779318A (en) * | 2012-07-03 | 2012-11-14 | 北京邮电大学 | System and method used for white wine cellaring management and based on technology of internet of things |
| CN102945685A (en) * | 2012-10-24 | 2013-02-27 | 中国核电工程有限公司 | Outside-containment active and inside-containment passive combined hydrogen elimination system and method thereof |
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| CN103197698A (en) | 2013-07-10 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Bao Jinying Inventor after: Guo Jian Inventor after: Wang Li Inventor before: Shen Yanqiu |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170725 Address after: 028000 No. 3, unit 6, 4 power plant street, Horqin district, the Inner Mongolia Autonomous Region, Tongliao Patentee after: Bao Jinying Address before: 028011 No. 2, unit 25, 3 power plant street, Horqin district, the Inner Mongolia Autonomous Region, Tongliao Patentee before: Shen Yanqiu |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20180423 |
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| CF01 | Termination of patent right due to non-payment of annual fee |