CN201363712Y - Boiler chemical adding system - Google Patents
Boiler chemical adding system Download PDFInfo
- Publication number
- CN201363712Y CN201363712Y CNU2009201061083U CN200920106108U CN201363712Y CN 201363712 Y CN201363712 Y CN 201363712Y CN U2009201061083 U CNU2009201061083 U CN U2009201061083U CN 200920106108 U CN200920106108 U CN 200920106108U CN 201363712 Y CN201363712 Y CN 201363712Y
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- Prior art keywords
- boiler
- sampling
- analyzer
- charge
- chemical
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000126 substance Substances 0.000 title claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000005070 sampling Methods 0.000 claims abstract description 43
- 238000012806 monitoring device Methods 0.000 claims abstract description 23
- 229910019142 PO4 Inorganic materials 0.000 claims description 26
- 239000010452 phosphate Substances 0.000 claims description 26
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 24
- 238000012544 monitoring process Methods 0.000 claims description 6
- 238000013019 agitation Methods 0.000 claims 3
- 239000003814 drug Substances 0.000 abstract description 24
- 239000007788 liquid Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 229940079593 drug Drugs 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004457 water analysis Methods 0.000 description 1
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Abstract
The utility model discloses a boiler charge system, it includes at least one charge device, every charge device includes a solution tank, a agitator and a doser, charge device with the boiler is linked together, charge system still includes a boiler water sampling device and monitoring device, the boiler passes through boiler water sampling device with monitoring device is connected. The utility model discloses a boiler charge system, it can accurately control the medicament content in the boiler water of boiler.
Description
Technical Field
The utility model relates to a boiler medicine system.
Background
The water quality problem of the boiler can be solved by adopting a mode of adding medicine in the boiler. The existing boiler dosing system consists of a tank body and a pump, and during specific operation, boiler water needs to be analyzed firstly, the boiler water analysis needs manual sampling and manual analysis, analysis data is reported to an operator, and then dosing quantity is determined; then, a boiler dosing system is started to dose, generally, the flow of a dosing pump is set, the medicine is added into the tank body regularly and is mixed uniformly, the dosing pump continuously operates at ordinary times, and thus the dosing cannot be accurate when the medicine is not timely.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a boiler medicine system, it can accurately control the medicament content in the boiler water of boiler.
The above object of the utility model can be realized by following technical scheme, a boiler charge system, charge system includes at least one charge device, every charge device includes a solution tank, a agitator and a doser, charge device with the boiler is linked together, wherein, charge system still includes a boiler water sampling device and monitoring device, the boiler passes through boiler water sampling device with monitoring device is connected.
In a preferred embodiment, the boiler water sampling device comprises a sampling pipeline and a sampling cooler, the boiler is communicated with the monitoring device through the sampling pipeline, and the sampling cooler is serially arranged on the sampling pipeline.
In a preferred embodiment, the monitoring device comprises a controller and an online phosphate analyzer for monitoring the phosphate content of the furnace water taken out by the furnace water sampling device, and the controller controls the on-off of the doser according to the phosphate content monitored by the online phosphate analyzer.
In a preferred embodiment, the monitoring device further comprises an online conductivity analyzer for monitoring a conductivity value of the furnace water taken out by the furnace water sampling device, and the controller controls the opening and closing of the blow-off valve of the boiler according to the conductivity value monitored by the online conductivity analyzer.
In a preferred embodiment, the sampling pipe has a first end having at least one port and a second end, the first end being in communication with the boiler; the second end is provided with two ports, and the second end is respectively communicated with the online phosphate radical analyzer and the online conductivity analyzer.
In a preferred embodiment, the chemical feeder comprises a chemical feeding pipeline, a metering pump and a buffer tank, the solution tank is communicated with the boiler through the chemical feeding pipeline, the metering pump and the buffer tank are serially arranged on the chemical feeding pipeline, and the metering pump is positioned between the buffer tank and the solution tank.
In a preferred embodiment, the drug feeding pipeline is provided with an input end and an output end, the input end is provided with at least one end, and the input ends are respectively communicated with the solution tanks; the output has an end in communication with the boiler.
In a preferred embodiment, one level gauge is provided in each solution tank.
In a preferred embodiment, the stirrer comprises a motor and a stirring element, the motor is located outside the solution tank, the stirring element is located inside the solution tank, and the motor drives the stirring element to rotate.
The utility model discloses a characteristics and advantage are: because the boiler water sampling device continuously sends the boiler water in the boiler into the monitoring device, the monitoring device can continuously analyze the dosage of the boiler water sent from the boiler water sampling device, thereby accurately controlling whether the doser works or not and further accurately controlling the medicament content in the boiler water.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein,
FIG. 1 is a schematic front view of the drug adding system of the present invention;
FIG. 2 is a schematic side view of the dosing system of the present invention;
FIG. 3 is a schematic top view of the dosing system of the present invention;
FIG. 4 is a schematic view of a bottom support of the dosing system of the present invention;
fig. 5 is a flow chart of the drug adding system of the utility model.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings. Wherein like parts are given like reference numerals.
The utility model provides a boiler charge system, as shown in fig. 1-5, charge system includes at least one charge device 1 (here has two charge devices), a boiler water sampling device 2 and a monitoring device 3. Each dosing device 1 is communicated with the boiler 4, and the prepared liquid medicine in the dosing devices 1 is used for being put into the boiler so as to ensure that the water quality of the boiler is good. Each dosing device 1 comprises a solution tank 11, a stirrer 12 and a doser 13, and the stirrer 12 and the doser 13 are respectively connected with the solution tank 11. The boiler 4 is connected with the monitoring device 3 through a boiler water sampling device.
When in use, the medicament and water enter the solution tank 11 and are stirred by the stirrer 12, so that the medicament is uniformly mixed into the water, and the liquid medicine with the components in the set proportion is formed; during boiler water sampling device 2 sent the boiler water in boiler 4 into monitoring device 3, monitoring device 3 was arranged in the medicament content of the boiler water of analysis boiler 4 to in good time start doser 13 adds the liquid medicine of having prepared in solution tank 11 in boiler 4, thereby can reduce operation workman's intensity of labour, and can in time add medicine and make the dose in the boiler water tend to stably. Wherein, water enters the solution tank 11 from the dispensing water inlet S, and the medicament is directly thrown into the solution tank 11.
In a specific embodiment, the furnace water sampling device 2 comprises a sampling pipeline 21 and a sampling cooler 22, the boiler 4 is communicated with the monitoring device 3 through the sampling pipeline 21, and the sampling cooler 22 is arranged on the sampling pipeline 21 in series. That is, a part of the boiler water in the boiler 4 always passes through the sampling pipe 21 and is cooled by the sampling cooler 22 to the monitoring device 3, so that the monitoring device 3 continuously analyzes the boiler water transferred from the sampling pipe 21.
The monitoring device 3 comprises a controller and an online phosphate analyzer; the online phosphate analyzer is used for monitoring the phosphate content of the furnace water taken out by the furnace water sampling device 2 and transmitting the monitored phosphate content to the controller, and the controller controls the on-off of the doser 13 according to the phosphate content monitored by the online phosphate analyzer. That is, when the on-line phosphate analyzer detects that the phosphate content of the furnace water is lower than a first set value (for example, 12mg/L), the controller activates the doser 13 to feed the liquid medicine in the solution tank 11 into the boiler 4 through the doser 13; when the online phosphate analyzer monitors that the phosphate content of the furnace water is higher than a second set value (for example, 28mg/L), the controller controls the doser 13 to stop working.
The monitoring device 1 further comprises an on-line conductivity analyzer for monitoring the conductivity value of the furnace water taken out by the furnace water sampling device 2 and transmitting the data of the monitored conductivity value to the controller, and the controller controls the action of a blow-off valve (not shown) of the boiler 4 through the conductivity value monitored by the on-line conductivity analyzer. That is, when the on-line conductivity analyzer monitors that the conductivity value of the furnace water is lower than a third set value (e.g., 5800 μ S/cm), the controller controls the blow-off valve of the boiler 4 to be closed; when the on-line conductivity analyzer monitors that the conductivity value of the furnace water is higher than a fourth set value (for example, 6000 mus/cm), the controller controls the blow-off valve of the boiler 4 to be opened.
The online phosphate analyzer, the online conductivity analyzer and the controller are all existing products, so the specific structure and the working principle of the online phosphate analyzer and the controller are not described in detail.
The sampling pipe 21 has a first end with at least one port, here one, and a second end, the first end communicating with the boiler 4; the second end is provided with two ports which are respectively communicated with an online phosphate analyzer and an online conductivity analyzer. That is, the sampling pipe 21 leads the furnace water in the boiler 4 to the on-line phosphate analyzer and the on-line conductivity analyzer, respectively.
The chemical feeder 13 comprises a chemical feeding pipeline 131, a metering pump 132 and a buffer tank 133, the solution tank 11 is communicated with the boiler 4 through the chemical feeding pipeline 131, the metering pump 132 and the buffer tank 133 are serially arranged on the chemical feeding pipeline 131, and the metering pump 132 is positioned between the buffer tank 133 and the solution tank 11. That is, when the chemicals need to be added, the controller controls the metering pump 132 with the adjusted flow rate to start, and the chemicals in the solution tank 11 are introduced into the boiler 4 through the buffer tank; when dosing is not required, the controller controls the metering pump 132 to stop running. In addition, the controller can control the amount of liquid medicine required to be output by the metering pump 132 according to the phosphate content of the furnace water monitored by the on-line phosphate analyzer.
The drug adding pipeline 131 is provided with an input end and an output end, wherein the input end is provided with at least one end part which is respectively communicated with the solution tank 1; the output end has one end in communication with the boiler 4. That is, both solution tanks 1 are simultaneously communicated with the boiler 4.
Each solution tank 11 is provided with a level gauge 5, and when the water level in the solution tank 11 is lower than a set value, the level gauge 5 gives an alarm to warn an operator that the liquid medicine needs to be replenished into the solution tank 11.
The stirrer 12 comprises a motor 121 and a stirring element 122, the motor is located outside the solution tank, the stirring element is located inside the solution tank 11, and the motor drives the stirring element to rotate so as to uniformly mix the medicament in the solution tank 11 into the water.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention.
Claims (9)
1. The utility model provides a boiler charge system, charge system includes at least one charge device, every charge device includes a solution tank, a agitator and a doser, charge device with the boiler is linked together, its characterized in that, charge system still includes a boiler water sampling device and monitoring device, the boiler passes through boiler water sampling device with monitoring device is connected.
2. The boiler chemical feeding system of claim 1, wherein the boiler water sampling device comprises a sampling pipeline and a sampling cooler, the boiler is communicated with the monitoring device through the sampling pipeline, and the sampling cooler is serially arranged on the sampling pipeline.
3. The boiler chemical dosing system of claim 2, wherein the monitoring device comprises a controller and an online phosphate analyzer for monitoring phosphate content of the furnace water taken out by the furnace water sampling device, and the controller controls the opening and closing of the chemical dosing device according to the phosphate content monitored by the online phosphate analyzer.
4. The boiler dosing system of claim 3, wherein the monitoring device further comprises an online conductivity analyzer for monitoring a conductivity value of the boiler water taken out of the boiler water sampling device, and the controller controls opening and closing of the blowdown valve of the boiler according to the conductivity value monitored by the online conductivity analyzer.
5. The boiler dosing system of claim 4, wherein the sampling pipe has a first end and a second end, the first end having at least one port, the first end in communication with the boiler; the second end is provided with two ports, and the second end is respectively communicated with the online phosphate radical analyzer and the online conductivity analyzer.
6. The boiler chemical adding system according to any one of claims 1 to 5, wherein the chemical adding device comprises a chemical adding pipeline, a metering pump and a buffer tank, the solution tank is communicated with the boiler through the chemical adding pipeline, the metering pump and the buffer tank are arranged on the chemical adding pipeline in series, and the metering pump is positioned between the buffer tank and the solution tank.
7. The boiler chemical dosing system of claim 6, wherein the chemical dosing pipeline has an input end and an output end, the input end having at least one end, the input ends being in communication with the solution tanks, respectively; the output has an end in communication with the boiler.
8. The boiler dosing system of claim 6, wherein one level gauge is provided in each solution tank.
9. The boiler dosing system of claim 8, wherein the agitator comprises a motor and an agitation member, the motor being located outside the tank and the agitation member being located inside the tank, the motor rotating the agitation member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201061083U CN201363712Y (en) | 2009-03-11 | 2009-03-11 | Boiler chemical adding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201061083U CN201363712Y (en) | 2009-03-11 | 2009-03-11 | Boiler chemical adding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201363712Y true CN201363712Y (en) | 2009-12-16 |
Family
ID=41474378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201061083U Expired - Lifetime CN201363712Y (en) | 2009-03-11 | 2009-03-11 | Boiler chemical adding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201363712Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104678878A (en) * | 2015-02-09 | 2015-06-03 | 江苏凯弘新能源管理有限公司 | Automatic control system for water quality of industrial boiler |
| CN106287649A (en) * | 2015-05-22 | 2017-01-04 | 金东纸业（江苏）股份有限公司 | Boiler medicine feeder |
| CN108150997A (en) * | 2018-01-08 | 2018-06-12 | 中国恩菲工程技术有限公司 | Waste heat boiler dosing blowdown control system |
| CN108217987A (en) * | 2018-01-08 | 2018-06-29 | 中国恩菲工程技术有限公司 | Waste heat boiler dosing blowdown control method |
| CN110526373A (en) * | 2019-09-12 | 2019-12-03 | 华能山东石岛湾核电有限公司 | A kind of electric boiler furnace water chemistry processing method |
-
2009
- 2009-03-11 CN CNU2009201061083U patent/CN201363712Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104678878A (en) * | 2015-02-09 | 2015-06-03 | 江苏凯弘新能源管理有限公司 | Automatic control system for water quality of industrial boiler |
| CN106287649A (en) * | 2015-05-22 | 2017-01-04 | 金东纸业（江苏）股份有限公司 | Boiler medicine feeder |
| CN108150997A (en) * | 2018-01-08 | 2018-06-12 | 中国恩菲工程技术有限公司 | Waste heat boiler dosing blowdown control system |
| CN108217987A (en) * | 2018-01-08 | 2018-06-29 | 中国恩菲工程技术有限公司 | Waste heat boiler dosing blowdown control method |
| CN110526373A (en) * | 2019-09-12 | 2019-12-03 | 华能山东石岛湾核电有限公司 | A kind of electric boiler furnace water chemistry processing method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091216 |
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| CX01 | Expiry of patent term |