CN104569050B - Acid fluid detection sensing device and desulfurization wet chimney inner wall monitoring device comprising same - Google Patents
Acid fluid detection sensing device and desulfurization wet chimney inner wall monitoring device comprising same Download PDFInfo
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- CN104569050B CN104569050B CN201310483588.6A CN201310483588A CN104569050B CN 104569050 B CN104569050 B CN 104569050B CN 201310483588 A CN201310483588 A CN 201310483588A CN 104569050 B CN104569050 B CN 104569050B
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- acid solution
- detection senses
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Abstract
The invention discloses an acid fluid detection sensing device and a desulfurization wet chimney inner wall monitoring device comprising the same. The acid fluid detection sensing device is formed by connecting at least two acid fluid detection sensing units in a surrounding manner, wherein each acid fluid detection sensing unit comprises a connector and detection sensors arranged at two ends of the connector. Besides, the invention further discloses one desulfurization wet chimney inner wall monitoring device comprising the acid fluid detection sensing device. With adoption of the scheme, the acid fluid permeated to the inner wall of a chimney can be monitored, so that the problem that the acid fluid permeating to the inner wall of the chimney cannot be detected conventionally can be solved, alarm display is realized, acid fluid permeation information is sent to a mobile terminal in a short message form through a management layer wireless communication unit so as to inform a manager, the manager can handle the condition in the chimney according to known acid fluid permeation information, and accordingly, safety accidents caused by the fact that the acid fluid corrodes the inner wall of the chimney for a long time are avoided.
Description
Technical field
The present invention relates to a kind of acid solution detection means, concretely relates to a kind of acid solution detection senses device and is made with it
Into desulfurization Wet chimney inwall monitoring device.
Background technology
To reduce the discharge capacity of sulfur dioxide, at present most of chimneys all employ flue gas desulfurization device, because of desulphurization system
Flue gas heat-exchange unit is not provided with, is just generated so-called " Wet chimney "（50 DEG C -60 DEG C of desulfurization outlet temperature, flue gas contains a large amount of wet
Steam）, flue gas is after wet desulphurization, although the content of sulfur dioxide in flue gas greatly reduces, but, the method for washing is to removing
Go sulfur trioxide effect a small amount of in flue gas and bad.Because the smoke moisture increase Jing after wet desulphurization, temperature are reduced, this makes
Obtain flue gas easily to condense in the inwall of chimney, form the very strong dilute sulfuric acid of corrosivity in flue gas after the dissolving of remaining sulfur trioxide
Liquid.
The actual chimney of Jing investigation finds that the flue gas in desulfuration chimney has following characteristics：Water content is high in flue gas, flue gas
Humidity is very big；Flue-gas temperature is low；Contain acidic oxide in flue gas, making the acid dew-point temperature of flue gas reduces；Acid solution in flue gas
Concentration it is low, permeability is stronger, there is very strong corrosivity to chimney structure.Above-mentioned situation easily causes the corrosion of inner wall of stack,
Cause chimney shaft to damage when serious, cause security incident.
Jing has found that there is presently no can realize that the acid solution to leaking out to inner wall of stack is entered to the retrieval of existing technical literature
The device of row detection.
The content of the invention
It is an object of the invention to provide a kind of acid solution detection senses device and being supervised with desulfurization Wet chimney inwall made by it
Device is surveyed, to solve the problems, such as now the device that the acid solution to leaking out to inner wall of stack is detected can not be realized with technology.
By at least two acid solution detection senses cell rings around connecting and composing, acid solution detection senses unit includes patching the present invention
Part and it is arranged on the detection sensor at connector two ends.
At least two acid solution detection senses units be connected in series composition one group, per group in one end detection sensor and metal
Electrode column is connected, the detection sensor open circuit of the other end.
Described metal electrode post is copper electrode post.
Described connector is hollow circuit cylinder, and two ends are foldable connecting plate.
Described detection sensor for top layer electroplating anticorrosion layer rustless steel two point form detecting electrode, its length be 1m, line
Footpath is 3mm.
It includes at least one acid solution detection senses device, acid solution detection senses device and acid solution monitoring information processing unit
It is connected, acid solution monitoring information processing unit monitors display device, management level wireless communication unit and correspondence with foreign country with acid solution respectively
Interface unit is connected.
The information of the acid solution detection senses device detection is transmitted to acid solution monitoring information processing unit by rosette.
Described acid solution detection senses device includes being arranged on the cylinder head acid solution detection senses devices at cylinder head, is arranged on most
Pressure acid solution detection senses device at big normal pressure, the bracket acid solution detection senses device being arranged at bracket and is arranged on cigarette
Chimney docks acid solution detection senses device, the cylinder head acid solution detection senses devices, the detection sense of pressure acid solution with flue adapter
The information for knowing device, bracket acid solution detection senses device and the device detection of docking acid solution detection senses is sent to acid solution monitoring letter
Breath processing unit.
Cylinder head acid solution detection senses devices, pressure acid solution detection senses device, bracket acid solution detection senses device and
Docking acid solution detection senses device includes at least two acid solution detection senses units, and the detection in acid solution detection senses unit is passed
Sensor is arranged on inner wall of stack by fixture.
Described rosette includes signal generating circuit, signal receiving circuit and interface circuit, signal generating circuit and letter
Number receiving circuit is connected with acid solution detection senses unit, and interface circuit is connected with acid solution monitoring information processing unit.
The purpose that acid solution to infiltrating into inner wall of stack is monitored can be realized using the present invention of such scheme, so as to
The problem that acid solution that at present cannot be to infiltrating into inner wall of stack is detected is can solve the problem that, and realizes alarm indicator, Yi Jineng
Sent to mobile terminal with short message mode by management level wireless communication unit and inform manager, manager can be by grasping acid solution
Infiltration information processes in time the situation in chimney, so as to avoid acid solution because of the security incident of long-time corrosion inner wall of stack initiation
Situation.
Description of the drawings
Fig. 1 is the block diagram of the present invention.
Fig. 2 is the structural representation that the present invention is applied at chimney barrel head.
Fig. 3 is that acid solution detection senses unit passes through rosette and showing that acid solution monitoring information processing unit is connected in the present invention
It is intended to.
Fig. 4 is the structural representation of connector in the present invention.
Fig. 5 is the schematic diagram of the fixture for being used for fixed test sensor in the present invention.
Specific embodiment
As shown in drawings, the present invention by least two acid solution detection senses unit JC around connecting and composing, feel by acid solution detection
Know that unit includes connector J and is arranged on detection sensor L at connector J two ends.
As the improvement of the present invention：At least two acid solution detection senses unit JC be connected in series composition one group, per group in one
Detection sensor L at end is connected with metal electrode post D, the detection sensor L open circuit of the other end；Described metal electrode post D is
Copper electrode post.
Described connector J is hollow circuit cylinder YT, and two ends are foldable connecting plate DT, and detection sensor L passes through connector J
During connection, detection sensor L is inserted into hollow circuit cylinder YT by foldable connecting plate DT, then examined by foldable connecting plate DT fastenings
Survey sensor L.
Described detection sensor L for top layer electroplating anticorrosion layer rustless steel two point form detecting electrode, its length be 1m, line
Footpath is 3mm.
It includes that at least one acid solution detection senses device U1, acid solution detection senses device U1 are processed with acid solution monitoring information
Unit U2 is connected, and acid solution monitoring information processing unit U2 monitors display device U3, management level wireless communication unit with acid solution respectively
U4 is connected with external communication interface unit U5.
As the improvement of the present invention：The information of the acid solution detection senses device U1 detections is transmitted to acid solution by rosette XH
Monitoring information processing unit U2.
Concrete application of the detection senses unit in chimney in the present invention is illustrated according to actual investigation situation, in chimney
Cylinder is first, detection senses unit is respectively provided with maximum positive voltage, at bracket and at chimney and flue adapter, no matter detection senses unit
Which is arranged on, particular location that only need to be according to residing for them is arranged, and its operation principle does not change, so only setting
Put and be described in detail as a example by the first detection senses unit of cylinder.
Described acid solution detection senses device U1 includes being arranged on the cylinder head acid solution detection senses device U11 at cylinder head, if
Put the pressure acid solution detection senses device U12 at maximum positive voltage power, the bracket acid solution detection senses device being arranged at bracket
U13 and it is arranged on chimney and docks acid solution detection senses device U14 with flue adapter, the cylinder head acid solution detection senses devices
U11, pressure acid solution detection senses device U12, bracket acid solution detection senses device U13 and docking acid solution detection senses device U14
The information of detection is sent to acid solution monitoring information processing unit U2.
As a further improvement on the present invention：The cylinder head acid solution detection senses device U11, pressure acid solution detection senses dress
Put U12, bracket acid solution detection senses device U13 and docking acid solution detection senses device U14 is detected including at least two acid solutions
Unit JC is perceived, detection sensor L in acid solution detection senses unit JC is arranged on inner wall of stack by fixture.Detection is passed
Sensor is arranged on inner wall of stack by the threading circular hole YK at fixture two ends, and one meter of long detection sensor L passes through 5 fixations
Part is fixed, and fixed structure is as shown in Figure 5.
Described rosette XH includes signal generating circuit S1, signal receiving circuit S2 and interface circuit S3, and signal occurs
Circuit S1 and signal receiving circuit S2 are connected with acid solution detection senses unit JC, and interface circuit S3 is processed with acid solution monitoring information
Unit U2 is connected.
The course of work of the present invention is as follows：Signal generating circuit S1 in rosette XH is by metal electrode post D to acid solution
Detection senses unit JC powers and working signal.When there is acid accumulator penetration the position of acid solution detection senses unit JC arrangements, metal
Electrode column D is turned on, and signal receiving circuit S2 receives current detection signal, and detection signal is through signal receiving circuit S2 and interface
The amplification rectification of circuit S3 is processed, and the infiltration position signalling for producing acid solution delivers to acid solution monitoring information processing unit U2, acid solution prison
Measurement information processing unit U2 is formed and is shown that signal is delivered to acid solution monitoring display device U3 and shown, together through data processing and conversion
When, acid accumulator penetration position signalling is sent to management level wireless communication unit U4, Jin Erfa by acid solution monitoring information processing unit U2
In delivering to management mobile terminal；Acid accumulator penetration position signalling is sent to external communication interface by acid solution monitoring information processing unit U2
Unit U5, and then exchange information with Power Plant DCS control system.
Claims (9)
1. a kind of acid solution detection senses device, it is characterised in that：It is by least two acid solution detection senses units（JC）Around company
Composition is connect, acid solution detection senses unit includes connector（J）And it is arranged on connector（J）The detection sensor at two ends（L）, institute
State at least two acid solution detection senses units（JC）Be connected in series composition one group, per group in one end detection sensor（L）With gold
Category electrode column（D）It is connected, the detection sensor of the other end（L）Open circuit.
2. acid solution detection senses device according to claim 1, it is characterised in that：Described metal electrode post（D）For copper
Electrode column.
3. acid solution detection senses device according to claim 1, it is characterised in that：Described connector（J）For hollow circle
Post（YT）, two ends are foldable connecting plate（DT）.
4. acid solution detection senses device according to claim 1, it is characterised in that：Described detection sensor（L）For table
The rustless steel two point form detecting electrode of layer electroplating anticorrosion layer, its length is 1m, and line footpath is 3mm.
5. desulfurization Wet chimney inwall made by a kind of arbitrary described acid solution detection senses device of employing claim 1~4
Monitoring device, it is characterised in that：It includes at least one acid solution detection senses device（U1）, acid solution detection senses device（U1）With
Acid solution monitoring information processing unit（U2）It is connected, acid solution monitoring information processing unit（U2）Monitor display device with acid solution respectively
（U3）, management level wireless communication unit（U4）With external communication interface unit（U5）It is connected.
6. the desulfurization Wet chimney inwall monitoring device according to claim 5, it is characterised in that：The acid solution detection senses
Device（U1）The information of detection is by rosette（XH）Transmit to acid solution monitoring information processing unit（U2）.
7. desulfurization Wet chimney inwall monitoring device according to claim 6, it is characterised in that：Described acid solution detection sense
Know device（U1）Including the cylinder head acid solution detection senses devices being arranged at cylinder head（U11）, the pressure being arranged at maximum positive voltage power
Power acid solution detection senses device（U12）, the bracket acid solution detection senses device being arranged at bracket（U13）Be arranged on chimney with
Docking acid solution detection senses device at flue adapter（U14）, the cylinder head acid solution detection senses devices（U11）, pressure acid solution
Detection senses device（U12）, bracket acid solution detection senses device（U13）With docking acid solution detection senses device（U14）Detection
Information is sent to acid solution monitoring information processing unit（U2）.
8. the desulfurization Wet chimney inwall monitoring device according to claim 7, it is characterised in that：The cylinder head acid solution detections
Sensing device（U11）, pressure acid solution detection senses device（U12）, bracket acid solution detection senses device（U13）With docking acid solution inspection
Survey sensing device（U14）Include at least two acid solution detection senses units（JC）, acid solution detection senses unit（JC）In inspection
Survey sensor（L）It is arranged on inner wall of stack by fixture.
9. desulfurization Wet chimney inwall monitoring device according to claim 8, it is characterised in that：Described rosette（XH）Bag
Include signal generating circuit（S1）, signal receiving circuit（S2）And interface circuit（S3）, signal generating circuit（S1）Receive with signal
Circuit（S2）With acid solution detection senses unit（JC）It is connected, interface circuit（S3）With acid solution monitoring information processing unit（U2）Phase
Even.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310483588.6A CN104569050B (en) | 2013-10-16 | 2013-10-16 | Acid fluid detection sensing device and desulfurization wet chimney inner wall monitoring device comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310483588.6A CN104569050B (en) | 2013-10-16 | 2013-10-16 | Acid fluid detection sensing device and desulfurization wet chimney inner wall monitoring device comprising same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104569050A CN104569050A (en) | 2015-04-29 |
| CN104569050B true CN104569050B (en) | 2017-05-17 |
Family
ID=53085613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310483588.6A Active CN104569050B (en) | 2013-10-16 | 2013-10-16 | Acid fluid detection sensing device and desulfurization wet chimney inner wall monitoring device comprising same |
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Citations (5)
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|---|---|---|---|---|
| US3897540A (en) * | 1973-03-07 | 1975-07-29 | American Air Filter Co | Method of controlling reaction conditions in a sulfur dioxide scrubber |
| SU1018004A1 (en) * | 1981-04-06 | 1983-05-15 | Институт Прикладной Физики Ан Бсср | Magnetic flaw detector |
| JPH04134235A (en) * | 1990-09-27 | 1992-05-08 | Tatsuta Electric Wire & Cable Co Ltd | Leaking-liquid detecting wire |
| CN2211069Y (en) * | 1994-05-23 | 1995-10-25 | 机械工业部上海工业锅炉研究所 | Disk-type sulfur dioxide automatic digital monitoring and testing instrument |
| CN203705382U (en) * | 2013-10-16 | 2014-07-09 | 华电郑州机械设计研究院有限公司 | Device for detecting and sensing acid liquor and device for monitoring inner wall of wet desulfurizing chimney produced by using device |
-
2013
- 2013-10-16 CN CN201310483588.6A patent/CN104569050B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3897540A (en) * | 1973-03-07 | 1975-07-29 | American Air Filter Co | Method of controlling reaction conditions in a sulfur dioxide scrubber |
| SU1018004A1 (en) * | 1981-04-06 | 1983-05-15 | Институт Прикладной Физики Ан Бсср | Magnetic flaw detector |
| JPH04134235A (en) * | 1990-09-27 | 1992-05-08 | Tatsuta Electric Wire & Cable Co Ltd | Leaking-liquid detecting wire |
| CN2211069Y (en) * | 1994-05-23 | 1995-10-25 | 机械工业部上海工业锅炉研究所 | Disk-type sulfur dioxide automatic digital monitoring and testing instrument |
| CN203705382U (en) * | 2013-10-16 | 2014-07-09 | 华电郑州机械设计研究院有限公司 | Device for detecting and sensing acid liquor and device for monitoring inner wall of wet desulfurizing chimney produced by using device |
Non-Patent Citations (3)
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| 海水对现代海底热液烟囱体中硫同位素演化的影响;刘长华 等;《海洋科学》;20061231;第30卷(第8期);第90-93页 * |
| 火力发电厂烟囱脱硫防腐后渗酸的防腐处理;王小亚 等;《内蒙古电力技术》;20111231;第29卷(第6期);第94-96页 * |
| 燃煤电站烟囱中硫酸冷凝沉积速度的数值预测;金保升 等;《中国电机工程学报》;20060531;第26卷(第9期);第40-43页 * |
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| CN104569050A (en) | 2015-04-29 |
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