CN108150997A - Waste heat boiler dosing blowdown control system - Google Patents
Waste heat boiler dosing blowdown control system Download PDFInfo
- Publication number
- CN108150997A CN108150997A CN201810015674.7A CN201810015674A CN108150997A CN 108150997 A CN108150997 A CN 108150997A CN 201810015674 A CN201810015674 A CN 201810015674A CN 108150997 A CN108150997 A CN 108150997A
- Authority
- CN
- China
- Prior art keywords
- dosing
- drum
- controller
- control
- stove water
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
- F22B37/486—Devices for removing water, salt, or sludge from boilers
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B35/00—Control systems for steam boilers
- F22B35/007—Control systems for waste heat boilers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/38—Determining or indicating operating conditions in steam boilers, e.g. monitoring direction or rate of water flow through water tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
- F22B37/54—De-sludging or blow-down devices
- F22B37/545—Valves specially adapted therefor
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Control Of Non-Electrical Variables (AREA)
Abstract
The invention discloses a kind of waste heat boiler dosing blowdown control systems, are related to waste heat boiler field.The system is arranged at waste heat boiler, and the waste heat boiler includes the drum, feed-regulating valve and the circulating pump that are connected through pipeline, the system comprises:Medicine system, drainage, detection device and controller.Medicine system is used for into the drum dosing to clear up incrustation scale therein;Drainage is used to periodically exhaust the stove water in the drum;Detection device is used to detect the data of the stove water of the drum discharge;Controller is used to receive the data of the detection device detection, and analyzes the data, control signal is sent out according to analysis result, the medicine system and the drainage to be controlled to work automatically.Therefore system automation degree of the present invention is high, shortens reaction time, reduces cost of labor.
Description
Technical field
The present invention relates to waste heat boiler field, more particularly, to a kind of waste heat boiler dosing blowdown control system.
Background technology
Waste heat boiler is key link indispensable in smelting process as a kind of energy saving, emission abatement device, is mainly made
With being that the flue gas that furnace body in smelting process generates cools down, while the heat that flue gas cool-down link is discharged is for generating steaming
Vapour, steam are used for other production processes again.Waste heat boiler operation stability be directly related to smelting process operating rate and
The reliability service of follow-up related system.
Waste heat boiler initial operating stage, evaporation capacity is smaller in temperature-rise period, and stove water quality is held essentially constant.With drum
The continuous evaporation of middle stove water, the concentration of stove water scale forming matter calcium and magnesium ion gradually increase, when content has been more than at this temperature molten
When solution is spent, part of compounds will be precipitated from solution.The compound of precipitation may form crystal in water, it is also possible to heated
Crystal is formed on face, if crystal suspension in water or formed deposit, as sediment.If crystallization process is happened at heated
On face and it is solid be adhered on heating surface, then as incrustation scale.To ensure the normal operation of waste heat boiler, need to carry out incrustation scale
Cleaning, calcium, magnesium compound are mostly the compound for being insoluble in water, correction additives phosphate are added in into boiler, while periodically will
It is that mesh proceeds to one of effective method that stove water, which exhausts,.
Above equipment is referred to as waste heat boiler dosing blowdown control system in afterheat boiler system, the system is by dosing system
System is formed with drainage two parts.Medicine system is to add in phosphate in phosphate solution case (being commonly called as dosing tank) by removing
Brine forms solution, is passed in waste heat boiler drum with dosing pump and is chemically reacted with the calcium and magnesium ion in stove water, made
Scale forming matter in stove water is transformed into soft grain slag.Drainage is the stove water quality in order to ensure waste heat boiler, periodically by one
Part stove water exhausts, and with discharge part salinity and grain slag, ensures the salinity stabilization of stove water in certain level.Existing waste heat boiler
The simple in equipment of dosing blowdown control system, the valve in drug feeding pipeline are manipulated, and blowdown only with manually-operated gate
System is also according only to field experience, and periodically by being accomplished manually the manipulation of waste removal equipment, not only reaction time is long, and consumes big
The human cost of amount.
Invention content
The present invention is directed at least solve the technology of length reaction time in the prior art and a large amount of human costs of consumption
One of problem.For this purpose, the present invention proposes a kind of waste heat boiler dosing blowdown control system.
The present invention provides a kind of waste heat boiler dosing blowdown control systems, are arranged at waste heat boiler, the waste heat pot
Stove includes the drum, feed-regulating valve and the circulating pump that are connected through pipeline, the system comprises:
Medicine system, for into the drum dosing to clear up incrustation scale therein;
Drainage, for periodically exhausting the stove water in the drum;
Detection device, for detecting the data of the stove water of the drum discharge;With
Controller for receiving the data of the detection device detection, and is analyzed the data, is sent out according to analysis result
Signal is controlled, the medicine system and the drainage to be controlled to work automatically.
Further, the detection device is counted including PH, between the feed-regulating valve and the circulating pump, with
Detect the pH value of the stove water of the drum discharge;
The medicine system includes:
Dosing tank is used to form and houses phosphate radical salting liquid;
Dosing pump is connected with the dosing tank, for the phosphate solution in the dosing tank to be pumped into the vapour
In packet;
Dosing switch valve, between the dosing pump and the drum, the phosphate solution to be controlled to enter institute
State drum;
First control cabinet is connected with the controller and the dosing pump, is believed with the control sent out according to the controller
Number control dosing pump work;With
Second control cabinet is connected with the controller and the dosing tank, is believed with the control sent out according to the controller
Number control dosing tank work;
Wherein, the controller is analyzed and determined, according to the pH detected values of the stove water received with described in control
Dosing pump and dosing switch valve interlocking, it is ensured that the pH value of the drum is in preset threshold range.
Further, the controller is configured to:
When judging that the pH detected values of the stove water received are higher than the upper limit, first control cabinet is controlled to make the dosing
Pump stops, and closes the dosing switch valve;Or
When judging that the pH detected values of the stove water received are less than lower limit, the dosing switch valve is controlled to open, and control
Making first control cabinet makes the dosing pump startup.
Further, the detection device further includes fluid level transmitter, is installed at the dosing tank, described for detecting
The liquid level condition of dosing tank;
The medicine system further includes dosing blow valve, is installed at the dosing tank, for discharging in the dosing tank
Phosphate solution;
Wherein, the controller is configured to, according to the liquid level condition of the dosing tank received, the dosing be controlled to put
Empty valve and medicine system work.
Further, the controller is configured to:
When judging that the liquid level of dosing tank received is higher than the upper limit, the dosing blow valve is controlled to open;
When judging that the liquid level of dosing tank received is less than the upper limit, the dosing blow valve is controlled to close;Or
When judging that the liquid level of dosing tank received is less than lower limit, first control cabinet is controlled to stop the dosing pump
Only, the dosing switch valve is controlled to close.
Further, the detection device further includes phosphate analytical instrument, is followed mounted on the feed-regulating valve with described
Between ring pump, for detecting the phosphoric acid root of the stove water of the drum discharge;
The drainage includes:
Sewage discharging regulation valve is connected by pipeline with the drum, for discharging the stove water in the drum;
Periodical blowdown expander is connected by pipeline with the sewage discharging regulation valve, for by the stove moisture in the drum
From for indirect steam and spent hot water;With
Blowdown cooling bay is connected by pipeline with the periodical blowdown expander, for collecting the spent hot water after cooling down;
Wherein, the controller is analyzed and determined, according to the phosphoric acid root of the stove water received with described in control
Sewage discharging regulation valve acts, it is ensured that discharges the spent hot water in time.
Further, the controller is configured to:
When judging that the phosphoric acid root of the stove water received is higher than the upper limit, the sewage discharging regulation valve is controlled to open;
When judging the phosphoric acid root of the stove water received less than the upper limit and being higher than lower limit, the blowdown is controlled to adjust
Valve is closed;Or
When judging that the phosphoric acid root of the stove water received is less than lower limit, the medicine system is opened.
Further, the controller includes:
Receiving module, for receiving the data of the detection device detection;
Monitoring module is interlocked, for analyzing the real time data in the receiving module and proposing interlocked control;With
Control module, for controlling the medicine system and the drainage.
Further, the detection device further includes temperature element, is installed on the feed-regulating valve and the circulating pump
Between, for detecting the stove coolant-temperature gage of the discharge of the drum.
Waste heat boiler dosing blowdown control system of the present invention detects the stove water of the drum discharge by detection device
Data, data that the detection device detects are received by controller and analyze the data, control is sent out according to analysis result
Signal processed, the medicine system and the drainage to be controlled to work automatically.Therefore system automation degree of the present invention
Height shortens reaction time, reduces cost of labor.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
It obtains significantly or is recognized by the practice of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Significantly and it is readily appreciated that, wherein:
Fig. 1 is the schematic diagram of waste heat boiler dosing blowdown control system according to an embodiment of the invention;
Fig. 2 is the schematic diagram of waste heat boiler dosing blowdown control system in accordance with another embodiment of the present invention.
Reference numeral:
1st, waste heat boiler, 2, drum, 3, feed-regulating valve, 4, circulating pump, 5, sewage discharging regulation valve, 6, dosing switch valve, 7,
Dosing blow valve, 8, periodical blowdown expander, 9, dosing pump, 10, dosing tank, 11, blowdown cooling bay, the 12, first control cabinet,
13rd, the second control cabinet, 14, dosing tank fluid level transmitter, 15, pH meter, 16, temperature element, 17, phosphate analytical instrument, 18 controls
Device, 19 medicine systems, 20 drainages, 21 detection devices,
181st, receiving module, 182, interlocking monitoring module, 183, control module,
100th, waste heat boiler dosing blowdown control system.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
Fig. 1 is the schematic diagram of waste heat boiler dosing blowdown control system according to an embodiment of the invention.Such as
Shown in Fig. 1, the present invention provides a kind of waste heat boiler dosing blowdown control systems 100, are arranged at waste heat boiler 1, described remaining
Heat boiler 1 includes the drum 2, feed-regulating valve 3 and the circulating pump 4 that are connected through pipeline.The drum 2 passes through after detaching carbonated drink compound
The flue that stove water is sent back to the waste heat boiler 1 by the feed-regulating valve 3 and the circulating pump 4 carries out Reusability.The system
System includes:Medicine system 19, drainage 20, detection device 21 and controller 18.Medicine system 19 is used for into the drum 2
Dosing is to clear up incrustation scale therein.Drainage 20 is used to periodically exhaust the stove water in the drum 2.Detection device 21 is used to examine
Survey the data for the stove water that the drum 2 is discharged.Controller 18 is used to receive the data that the detection device 21 detects, and analyze institute
Data are stated, control signal is sent out according to analysis result, the medicine system 19 and the drainage 20 to be controlled to work automatically.
Waste heat boiler dosing blowdown control system 100 of the present invention detects the drum 2 by detection device 21 and discharges
Stove water data, data that the detection device 21 detects are received by controller 18 and analyze the data, according to analysis
As a result control signal is sent out, the medicine system 19 and the drainage 20 to be controlled to work automatically.Therefore it is of the present invention
System automation degree is high, shortens reaction time, reduces cost of labor.
In addition, the present invention improves the service life of waste heat boiler while ensuring safety in production.
Fig. 2 is the schematic diagram of waste heat boiler dosing blowdown control system in accordance with another embodiment of the present invention.
As shown in Fig. 2, in the present embodiment, the detection device 21 (referring to Fig. 1) includes pH meter 15, mounted on the feed-regulating valve 3
Between the circulating pump 4, to detect the pH value for the stove water that the drum 2 is discharged.Medicine system 19 (referring to Fig. 1) packet
It includes:Dosing tank 10, dosing pump 9, dosing switch valve 6, the first control cabinet 12 and the second control cabinet 13.Wherein, dosing tank 10 is used for
Formation and accommodating phosphate radical salting liquid.Dosing pump 9 is connected with the dosing tank 10, for by the phosphorus in the dosing tank 10
Acid salt solution is pumped into the drum 2.Dosing switch valve 6 is mounted between the dosing pump 9 and the drum 2, to control
Phosphate solution is stated into the drum 2.First control cabinet 12 is connected with the controller 18 and the dosing pump 9, with basis
The control signal that the controller 18 is sent out controls the dosing pump 9 to work.Second control cabinet 13 and the controller 18 and institute
It states dosing tank 10 to be connected, the dosing tank 10 is controlled to work with the control signal sent out according to the controller 18.Wherein, it is described
Controller 18 analyzed and determined according to the pH detected values of the stove water received, with control the dosing pump 9 and it is described plus
Medicine switch valve 6 interlocks, it is ensured that the pH value of the drum 2 is in preset threshold range.
As shown in Fig. 2, in the present embodiment, more specifically, the controller 18 is configured to:
When judging that the pH detected values of the stove water received are higher than the upper limit, first control cabinet 12 is controlled to make described add
Teat pipette 9 stops, and closes the dosing switch valve 6;Or
When judging that the pH detected values of the stove water received are less than lower limit, the dosing switch valve 6 is controlled to open, and control
Making first control cabinet 12 starts the dosing pump 9.
As shown in Fig. 2, in the present embodiment, the detection device 21 further includes fluid level transmitter (referring to Fig. 1), is installed on institute
It states at dosing tank 10, for detecting the liquid level condition of the dosing tank 10.The medicine system 19 further includes dosing blow valve 7,
It is installed at the dosing tank 10, for discharging the phosphate solution in the dosing tank 10.Wherein, the controller 18 is configured
Into according to the liquid level condition of the dosing tank 10 received, the dosing blow valve 7 and the medicine system 19 is controlled to work.
As shown in Fig. 2, more specifically, in the present embodiment, the controller 18 is configured to:
When judging that the liquid level of dosing tank 10 received is higher than the upper limit, the dosing blow valve 7 is controlled to open;
When judging that the liquid level of dosing tank 10 received is less than the upper limit, the dosing blow valve 7 is controlled to close;Or
When judging that the liquid level of dosing tank 10 received is less than lower limit, first control cabinet 12 is controlled to make the dosing pump
9 stop, and the dosing switch valve 6 is controlled to close.
As shown in Fig. 2, in the present embodiment, the detection device 21 further includes phosphate analytical instrument 17 (referring to Fig. 1), installation
Between the feed-regulating valve 3 and the circulating pump 4, for detecting the phosphoric acid root for the stove water that the drum 2 is discharged.It is described
Drainage 20 includes (referring to Fig. 1):Sewage discharging regulation valve 5, periodical blowdown expander 8 and blowdown cooling bay 11.Sewage discharging regulation valve 5
It is connected by pipeline with the drum 2, for discharging the stove water in the drum 2.Periodical blowdown expander 8 passes through pipeline and institute
It states sewage discharging regulation valve 5 to be connected, for the stove water in the drum 2 to be separated into indirect steam and spent hot water.Blowdown cooling bay 11
It is connected by pipeline with the periodical blowdown expander 8, for collecting the spent hot water after cooling down.Wherein, the controller 18
It according to the phosphoric acid root of the stove water received, is analyzed and determined, the sewage discharging regulation valve 5 to be controlled to act, it is ensured that in time
Discharge the spent hot water.The course of work of drainage 20 is that the stove water in drum 2 is sent by sewage discharging regulation valve 5 to regular row
Dirty expander 8 is separated into indirect steam and spent hot water wherein, and indirect steam is drawn by special pipeline, is sent after spent hot water's cooling
To blowdown cooling bay 11.
As shown in Fig. 2, more specifically, in the present embodiment, the controller 18 is configured to:
Judge that the phosphoric acid root of the stove water received higher than the upper limit, controls the sewage discharging regulation valve 5 to open;
Judge that the phosphoric acid root of the stove water received less than the upper limit and higher than lower limit, controls the sewage discharging regulation valve
5 close;Or
Judge that the phosphoric acid root of the stove water received less than lower limit, opens the medicine system 19, that is, opens dosing
Switch valve 6, and start dosing pump 9.
As shown in Fig. 2, in the present embodiment, the controller 18 includes:Receiving module 181, interlocking monitoring module 182 and control
Molding block 183.Receiving module 181 is used to receive the data that the detection device 21 detects.In the present embodiment, detection device 21 is wrapped
Include pH meter 15, dosing tank fluid level transmitter 14, temperature element 16 and phosphate analytical instrument 17.The data of detection include the pH of stove water
Detected value, dosing tank liquid level, the phosphoric acid root of stove coolant-temperature gage and stove water.Interlocking monitoring module 182 is used to analyze the reception mould
Real time data in block 181 simultaneously proposes interlocked control.Wherein, interlocked control refers to the interlocking between dosing pump 9 and dosing switch valve 6
Control.When so-called interlocked control refers to that dosing switch valve 6 is opened, dosing pump 9 starts;When dosing pump 9 is closed, dosing switch valve 6
It closes.Control module 183 is used to control the medicine system 19 and the drainage 20.In the present embodiment, control module 183
For control of sewage disposal regulating valve 5, dosing switch valve 6, the first control cabinet 12,7 and second control cabinet 13 of dosing blow valve.
As shown in Fig. 2, further, in the present embodiment, the detection device 21 further includes temperature element 16, is installed on institute
It states between feed-regulating valve 3 and the circulating pump 4, for detecting the stove coolant-temperature gage of the discharge of the drum 2.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment of the present invention or example.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can in an appropriate manner combine in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that:Not
In the case of being detached from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The range of invention is limited by claim and its equivalent.
Claims (9)
1. a kind of waste heat boiler dosing blowdown control system, is arranged at waste heat boiler, the waste heat boiler includes connecting through pipeline
Drum, feed-regulating valve and the circulating pump connect, which is characterized in that the system comprises:
Medicine system, for into the drum dosing to clear up incrustation scale therein;
Drainage, for periodically exhausting the stove water in the drum;
Detection device, for detecting the data of the stove water of the drum discharge;With
Controller for receiving the data of the detection device detection, and analyzes the data, control is sent out according to analysis result
Signal, the medicine system and the drainage to be controlled to work automatically.
2. system according to claim 1, which is characterized in that the detection device is counted including PH, mounted on the feedwater
Between regulating valve and the circulating pump, to detect the pH value of the stove water of the drum discharge;
The medicine system includes:
Dosing tank is used to form and houses phosphate radical salting liquid;
Dosing pump is connected with the dosing tank, for the phosphate solution in the dosing tank to be pumped into the drum;
Dosing switch valve, between the dosing pump and the drum, the phosphate solution to be controlled to enter the vapour
Packet;
First control cabinet is connected with the controller and the dosing pump, with the control signal control sent out according to the controller
Make the dosing pump work;With
Second control cabinet is connected with the controller and the dosing tank, with the control signal control sent out according to the controller
Make the dosing tank work;
Wherein, the controller is analyzed and determined, according to the pH detected values of the stove water received to control the dosing
Pump and dosing switch valve interlocking, it is ensured that the pH value of the drum is in preset threshold range.
3. system according to claim 2, which is characterized in that the controller is configured to:
When judging that the pH detected values of the stove water received are higher than the upper limit, first control cabinet is controlled to stop the dosing pump
Only, and the dosing switch valve is closed;Or
When judging that the pH detected values of the stove water received are less than lower limit, the dosing switch valve is controlled to open, and control institute
Stating the first control cabinet makes the dosing pump startup.
4. system according to claim 2, which is characterized in that the detection device further includes fluid level transmitter, is installed on
At the dosing tank, for detecting the liquid level condition of the dosing tank;
The medicine system further includes dosing blow valve, is installed at the dosing tank, for discharging the phosphorus in the dosing tank
Acid salt solution;
Wherein, the controller is configured to, according to the liquid level condition of the dosing tank received, control the dosing blow valve
And the medicine system work.
5. system according to claim 4, which is characterized in that the controller is configured to:
When judging that the liquid level of dosing tank received is higher than the upper limit, the dosing blow valve is controlled to open;
When judging that the liquid level of dosing tank received is less than the upper limit, the dosing blow valve is controlled to close;Or
When judging that the liquid level of dosing tank received is less than lower limit, first control cabinet is controlled to stop the dosing pump, control
The dosing switch valve is made to close.
6. system according to claim 1, which is characterized in that the detection device further includes phosphate analytical instrument, installation
Between the feed-regulating valve and the circulating pump, for detecting the phosphoric acid root of the stove water of the drum discharge;
The drainage includes:
Sewage discharging regulation valve is connected by pipeline with the drum, for discharging the stove water in the drum;
Periodical blowdown expander is connected by pipeline with the sewage discharging regulation valve, for the stove water in the drum to be separated into
Indirect steam and spent hot water;With
Blowdown cooling bay is connected by pipeline with the periodical blowdown expander, for collecting the spent hot water after cooling down;
Wherein, the controller is analyzed and determined, according to the phosphoric acid root of the stove water received to control the blowdown
Adjust valve events, it is ensured that discharge the spent hot water in time.
7. system according to claim 6, which is characterized in that the controller is configured to:
When judging that the phosphoric acid root of the stove water received is higher than the upper limit, the sewage discharging regulation valve is controlled to open;
When judging the phosphoric acid root of the stove water received less than the upper limit and being higher than lower limit, the sewage discharging regulation valve is controlled to close
It closes;Or
When judging that the phosphoric acid root of the stove water received is less than lower limit, the medicine system is opened.
8. according to the system described in claim any one of 1-7, which is characterized in that the controller includes:
Receiving module, for receiving the data of the detection device detection;
Monitoring module is interlocked, for analyzing the real time data in the receiving module and proposing interlocked control;With
Control module, for controlling the medicine system and the drainage.
9. system according to claim 1, which is characterized in that the detection device further includes temperature element, is installed on institute
It states between feed-regulating valve and the circulating pump, for detecting the stove coolant-temperature gage of the discharge of the drum.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810015674.7A CN108150997A (en) | 2018-01-08 | 2018-01-08 | Waste heat boiler dosing blowdown control system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810015674.7A CN108150997A (en) | 2018-01-08 | 2018-01-08 | Waste heat boiler dosing blowdown control system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108150997A true CN108150997A (en) | 2018-06-12 |
Family
ID=62460803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810015674.7A Pending CN108150997A (en) | 2018-01-08 | 2018-01-08 | Waste heat boiler dosing blowdown control system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108150997A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109539227A (en) * | 2018-10-31 | 2019-03-29 | 山西钢科碳材料有限公司 | A kind of method that boiler system reduces blowdown rate |
CN111439820A (en) * | 2019-01-17 | 2020-07-24 | 新奥数能科技有限公司 | Boiler water pH value adjusting method and adjusting system |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2937832Y (en) * | 2006-08-16 | 2007-08-22 | 辽宁省锅炉技术研究所 | On-line water quantity automatic monitoring and blow-down system of steam boiler |
CN201363712Y (en) * | 2009-03-11 | 2009-12-16 | 中冶京诚工程技术有限公司 | Medicine adding system of boiler |
CN203586184U (en) * | 2013-11-06 | 2014-05-07 | 马祝平 | System for adding medicament into boiler water |
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 |
CN204420968U (en) * | 2014-12-30 | 2015-06-24 | 山东省药用玻璃股份有限公司 | Coal-fired steam boiler stove water ph value automatic analysis and automatic sewage discharging device |
CN102621939B (en) * | 2011-01-30 | 2016-01-27 | 张居光 | A kind of Industrial Boiler monitoring water quality on line and intelligent controlling device and method |
CN207796997U (en) * | 2018-01-08 | 2018-08-31 | 中国恩菲工程技术有限公司 | Waste heat boiler dosing blowdown control system |
-
2018
- 2018-01-08 CN CN201810015674.7A patent/CN108150997A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2937832Y (en) * | 2006-08-16 | 2007-08-22 | 辽宁省锅炉技术研究所 | On-line water quantity automatic monitoring and blow-down system of steam boiler |
CN201363712Y (en) * | 2009-03-11 | 2009-12-16 | 中冶京诚工程技术有限公司 | Medicine adding system of boiler |
CN102621939B (en) * | 2011-01-30 | 2016-01-27 | 张居光 | A kind of Industrial Boiler monitoring water quality on line and intelligent controlling device and method |
CN203586184U (en) * | 2013-11-06 | 2014-05-07 | 马祝平 | System for adding medicament into boiler water |
CN204420968U (en) * | 2014-12-30 | 2015-06-24 | 山东省药用玻璃股份有限公司 | Coal-fired steam boiler stove water ph value automatic analysis and automatic sewage discharging device |
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 |
CN207796997U (en) * | 2018-01-08 | 2018-08-31 | 中国恩菲工程技术有限公司 | Waste heat boiler dosing blowdown control system |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109539227A (en) * | 2018-10-31 | 2019-03-29 | 山西钢科碳材料有限公司 | A kind of method that boiler system reduces blowdown rate |
CN111439820A (en) * | 2019-01-17 | 2020-07-24 | 新奥数能科技有限公司 | Boiler water pH value adjusting method and adjusting system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6926835B2 (en) | Water softening device | |
EP3333130A1 (en) | Water treatment system, power generation plant, and method for controlling water treatment system | |
CN207796997U (en) | Waste heat boiler dosing blowdown control system | |
CN108150997A (en) | Waste heat boiler dosing blowdown control system | |
JP2015120104A (en) | Incineration processing method of sewage sludge, sewage processing method and sewage processing facility | |
CN108217987A (en) | Waste heat boiler dosing blowdown control method | |
DK153367B (en) | PROCEDURE AND MEASURES FOR THE EFFECT OF DISPOSALS IN GAS WASHERS | |
SE462105B (en) | CONTROL OF THE CAUSTICATION PROCESS WHICH GROENLUTEN'S AND WHITE'S ELECTRICAL CONDUCTIVE MAAGRAPHIC MAETES | |
CN104296125A (en) | Condensate water recovering and processing system for gas-fired boiler | |
JP5277933B2 (en) | Condensate quality monitoring device | |
JP2004093465A (en) | Weight measurement type slurry densitometer and measuring method | |
JP5831307B2 (en) | Boiler system | |
JP2001129537A (en) | Evaporative concentration apparatus | |
KR101793983B1 (en) | Equipment for automatically removing impurities of absorber in flue gas desulferization system and driving method thereof | |
JP6580764B1 (en) | Incineration of sewage sludge | |
GB2166426A (en) | A process and apparatus for acid-free descaling | |
JP4918971B2 (en) | Fluidized bed crystallizer | |
CN207716401U (en) | A kind of Vaporizing cooling drainage | |
JP3716772B2 (en) | Exhaust gas introduction device and exhaust gas introduction method | |
CN105886679A (en) | System and method for producing water vapor by blast furnace slag | |
CN204213895U (en) | For the condensing hot air furnace treatment system of gas fired-boiler | |
JP2006021119A (en) | Fluid treatment method and fluid treatment system | |
KR100602380B1 (en) | A coke oven which make temperature uniformed | |
CN117012431A (en) | Concentrated solution processing system with drying function | |
CN215489672U (en) | Device for detecting oxygen content of boiler |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180612 |
|
RJ01 | Rejection of invention patent application after publication |