CN203904034U - Softened water treatment system - Google Patents
Softened water treatment system Download PDFInfo
- Publication number
- CN203904034U CN203904034U CN201420287510.7U CN201420287510U CN203904034U CN 203904034 U CN203904034 U CN 203904034U CN 201420287510 U CN201420287510 U CN 201420287510U CN 203904034 U CN203904034 U CN 203904034U
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- softening water
- softening
- water
- softened water
- steam
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Abstract
The utility model relates to the field of industrial water treatment and provides a softened water treatment system. The softened water treatment system comprises a salt tank, a softened water treatment device, a plurality of softened water tanks, a heat exchanger, a steam boiler, an external cooled device and an external heated device, wherein the softened water treatment device is connected with the salt tank by use of a first valve; the softened water treatment device is connected with the plurality of softened water tanks by use of a plurality of second valves, respectively; the softened water is fed into the cooled device by one or a plurality of softened water tanks via one or a plurality of pumps, and then the softened water heated by the cooled device is conveyed into one or a plurality of softened water tanks, or enters into one or a plurality of softened water tanks after passing through the heat exchanger; the softened water is fed into the heat exchanger by one or a plurality of softened water tanks via one or a plurality of pumps, next, the softened water after being exchanged with heat by the heat exchanger is fed into the steam boiler, the steam output by the steam boiler is fed into the heated device, and the softened water cooled by the heated device enters into one or a plurality of softened water tanks.
Description
Technical field
The utility model relates to process water process field, and a kind of softening water treatment system is provided.
Technical background
Steam boiler is the visual plant that steam occurs, and before putting into operation, need to soften processing to boiler feed water, can enter steam boiler generation steam until qualified.Use the factory of boiler at great majority, softening water treatment facility rising pipe is directly connected with softening water water tank, and is that softened water quality is also defective preparing a ubiquitous problem of softening water initial stage, need to carry out flushing and discharge repeatedly to the water in softening water tank like this, until qualified.
In addition, steam boiler in actual use, all first carries out thermal pretreatment to the softening water in softening water tank, and softening water is preheating to certain temperature, about 40 DEG C of left and right.Current, during to softening water preheating in softening water tank, generally carry out softening water preheating by a set of water heater being laid in softening water tank.For example, publication number is that the application of CN102467138A discloses a kind of softening water tank softening water primary heater unit and Controlling System, the water temperature detecting unit that comprises the water heater that softening water is heated that is laid in softening water tank, softening water water temperature is carried out detecting in real time, the parameter set unit and the indicating meter that water heater are carried out the controller of corresponding control and joined with controller respectively according to water temperature water temperature signal that detecting unit detects.This utility model efficiently solves the problems such as the use operation inconvenience of existing softening water prewarming control system existence, has reached the object of hot water temperature in stepless control softening water tank, and has made the temperature of softening water in softening water tank remain at 40 DEG C of left and right.
The shortcoming of prior art is, is preparing the softening water initial stage, and softened water quality defective, adopts the water in softening water tank is carried out to flushing repeatedly and the way of discharge, until qualified, although simple to operate, but waste valuable water resources.
In addition, increase softening water tank softening water preheating facility and Controlling System, although reached the object of hot water temperature in stepless control softening water tank, but increased investment.In addition, in Controlling System, complicated junction circuit, measuring element, controlling elements, display element need to be set, the running maintenance etc. that the line parameter of going forward side by side is adjusted and normally produced, simultaneously, along with the prolongation of working time, incrustation scale can increase thereupon, and the accuracy of detection of measuring element can also can decline thereupon.
Utility model content
(1) technical problem solving
The purpose of this utility model is to provide a kind of technical process simple, the softening water treatment system that can combine with devices such as Coal Chemical Industry, gas chemical industry and petrochemical compleies of operational safety.This system not only can solve fresh water and waste serious problem, but also backwater and the waste heat that the machinery such as Coal Chemical Industry, gas chemical industry and petrochemical complex can be produced are well reclaimed and are utilized, greatly save fresh water consumption, simplify operation steps, reduce production cost, increased device reliability of operation and security.
(2) technical scheme
The utility model discloses a kind of softening water treatment system, comprise salt cellar, softening water treatment unit, multiple softening water tanks, interchanger, steam boiler, outside needs heat sink and outside to need heating unit, softening water treatment unit is connected with salt cellar by the first valve, softening water treatment unit is connected with multiple softening water tanks by multiple the second valves respectively, one or more softening water tank is by one or more pump, softening water is sent into and needed heat sink, through needing the softening water after heat sink heating to enter one or more softening water tank, or after interchanger, enter one or more softening water tank, one or more softening water tank is by one or more pump, softening water is sent into interchanger, and the softening water after interchanger heat exchange is sent into steam boiler, the steam of steam boiler output is sent into and is needed heating unit, through needing the softening water after heating unit cooling to enter one or more softening water tank.
Further, the described heat sink that needs is drum, vapourizing furnace chuck, vapourizing furnace top cover and/or gasifier nozzle; The described heating unit that needs is solution regenerator tower bottom reboiler.
Further, described steam boiler is wet steamer.
(3) beneficial effect
Softening water treatment system disclosed in the utility model and method, the ingenious interpolation of softening water treatment facility water outlet backwater equipment, makes underproof softening water be back to salt cellar, thereby saves fresh water water, reduces fresh water water consumption.Make the softening water after heat-obtaining again be back to 2# softening water tank, according to the needs of full scale plant, can regulate and control the temperature of softening water tank, supply other full scale plant water, thereby reduced the installation of extra heating unit, greatly reduce equipment cost and operation steps.Maximum feature is not only to have saved fresh water water, for the softening water treatment system of 20 tons/hour, can save 40 tons of fresh waters.And the waste heat of the machinery generations such as Coal Chemical Industry, gas chemical industry and petrochemical complex is recycled well, greatly save production cost, reduce energy expenditure, it is 43 kgs/hr that the energy of saving is amounted to into standard coal.
Owing to having cancelled heating facility, simplify operation steps, reduce production cost and maintenance cost, increase device reliability of operation and security.
Brief description of the drawings
Fig. 1 is the structural representation of softening water treatment system.
In figure: 1. salt cellar; 2. softening water treatment unit; 3.1# softening water tank; 4.2# softening water tank; 5. wet steamer; 6. solution regenerator tower bottom reboiler; 7. drum; 8. vapourizing furnace water jacket; 9. vapourizing furnace top cover; 10. gasifier nozzle; 11. interchanger.
Embodiment
Below will by reference to the accompanying drawings, embodiment of the present utility model be described further.
A kind of softening water treatment system, comprises that salt cellar 1, softening water treatment unit 2,1# softening water tank and 2# softening water tank, interchanger 11, steam boiler 5, outside need heat sink (drum 7, vapourizing furnace water jacket 8 and gasification furnace top cover 9, gasifier nozzle 10) and outside to need heating unit (solution regenerator tower bottom reboiler 6).Softening water treatment unit is connected with salt cellar by valve 2, and softening water treatment unit is connected with 2# softening water tank with 1# softening water tank with valve 3 by valve 1 respectively.
One or more softening water tank, by one or more pump, is sent into softening water to need heat sink, through needing the softening water after heat sink heating to enter one or more softening water tank, or after interchanger, enters one or more softening water tank; One or more softening water tank is by one or more pump, softening water is sent into interchanger, and the softening water after interchanger heat exchange is sent into steam boiler, the steam of steam boiler output is sent into and is needed heating unit, through needing the softening water after heating unit cooling to enter one or more softening water tank.
As follows with a kind of corresponding softening water treatment process of softening water treatment system:
First, water softening device debugging and softening water tank water filling.
Close the valve 1 that enters 1# water tank and the valve 3 that enters 2# water tank, open valve 2.Then opening fresh water water inlet pipe valve intakes to softening water treatment unit 2.Softening water handling principle is calcium, the magnesium ion in the sodium-ion type exchange resin planar water in softening water treatment unit 2, discharges sodium ion, and water quality is softened.While just starting to process, softening water is out defective, enters in salt cellar (being added with solid salt in salt cellar) by valve 2, forms the saturated common salt aqueous solution.This solution enters softening water treatment unit 2 through the built-in injector of salt pot bottom, processing by the resin after saturated to absorption calcium, magnesium ion through sodium salt saturated solution, again be converted into sodium-ion type exchange resin and recover its exchange capacity, this operation steps can reuse sodium-ion type exchange resin, is conducive to again water saving simultaneously.Softening water treatment unit 2 is proceeded softening water processing, when qualified after tested from valve 2 softening water out, i.e. and Ca
2+, Mg
2+the total content of ion is less than or equal to 0.03mmol/L, and subsequently, valve-off 2, opens valve 1 and valve 3, makes qualified softening water flow into 1# softening water water tank and 2# softening water water tank, and wherein 1# softening water and 2# softening water tank water injection rate are controlled at 40-80%.In this process, can control 2# softening water water tank water temperature 30 DEG C of left and right by valve 3.While it should be noted that toward salt cellar salt adding, must use macrogranule salt simultaneously, and have solid salt to exist in moment guarantee salt cellar, to guarantee being saturated saline solution, forbid to use to add the edible fine salt of iodine, in order to avoid stop up this injector.
Secondly, qualified softening water is to machinery water supply heat-obtaining and steam occurs.
Ejector priming 2, to interchanger 11 inner tube water fillings, enters wet steamer generation steam through the softening water of interchanger inner tube 40 DEG C of left and right out.
The Coal Chemical Industry that ejector priming 1 and pump 3 are lowered the temperature to needs respectively, the device such as gas chemical industry and petrochemical complex supplies water, comprise drum 7, vapourizing furnace water jacket 8 and gasification furnace top cover 9, gasifier nozzle 10 grades need heat sink, wherein, one road water carries out heat exchange through drum and vapourizing furnace water jacket, produce the steam water interface of 151 DEG C, then steam water interface is introduced interchanger, the latent heat of phase change that is become water extraction confession by steam can heat up and the follow-up softening water that enters steam boiler heats up heat is provided for the softening water of 2# softening water water tank in interchanger, this steam water interface enters 2# softening water water tank if needed after being condensed into water, after being condensed into water herein, also can enter 1# softening water water tank, another road water carries out heat exchange through vapourizing furnace top cover and gasifier nozzle, produces the hot water of 68 DEG C, then passes back in 2# softening water water tank or 1# water tank.In this process, softening water total flux can reach 20 tons/hour.
A steam part that comes from wet steamer is introduced the equipment (such as solution regenerator tower bottom reboiler) that needs heat exchange, steam after heat exchange is after condensation, produce the hot water of 90 DEG C of left and right, can be specifically the hot water of 88 DEG C, then pass back into 2# softening water water tank or 1# softening water water tank.A part of steam is sent outside in addition, needs the device of heat-obtaining for other.
Fig. 1 has just provided example schematic, need heat sink to be divided into producing the device of steam after water cooling and with the device that does not produce steam after water cooling, drum 7 in figure, vapourizing furnace water jacket 8, vapourizing furnace top cover 9 and gasifier nozzle 10 are the device that needs cooling, drum 7 and vapourizing furnace water jacket 8 are with the device that produces steam after water cooling, vapourizing furnace top cover 9 and gasifier nozzle 10 are with the device that does not produce steam after water cooling, can adopt Coal Chemical Industry, in gas chemical industry and petrochemical complex, other device that need to lower the temperature substitutes, the solution regenerator tower bottom reboiler 6 exemplifying in Fig. 1 is for needing the device of heating, its available Coal Chemical Industry, in gas chemical industry and petrochemical complex, other device that need to heat substitutes.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. a softening water treatment system, comprise salt cellar, softening water treatment unit, multiple softening water tanks, interchanger, steam boiler, outside needs heat sink and outside to need heating unit, it is characterized in that, softening water treatment unit is connected with salt cellar by the first valve, softening water treatment unit is connected with multiple softening water tanks by multiple the second valves respectively, one or more softening water tank is by one or more pump, softening water is sent into and needed heat sink, through needing the softening water after heat sink heating to enter one or more softening water tank, or after interchanger, enter one or more softening water tank, one or more softening water tank is by one or more pump, softening water is sent into interchanger, and the softening water after interchanger heat exchange is sent into steam boiler, the steam of steam boiler output is sent into and is needed heating unit, through needing the softening water after heating unit cooling to enter one or more softening water tank.
2. softening water treatment system according to claim 1, the described heat sink that needs is divided into producing the device of steam after water cooling and with the device that does not produce steam after water cooling; The described heating unit that needs is solution regenerator tower bottom reboiler.
3. softening water treatment system according to claim 2, described with the device that produces steam after water cooling be drum and/or vapourizing furnace chuck, described with the device that does not produce steam after water cooling be vapourizing furnace top cover and/or gasifier nozzle.
4. softening water treatment system according to claim 1, described steam boiler is wet steamer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287510.7U CN203904034U (en) | 2014-05-30 | 2014-05-30 | Softened water treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420287510.7U CN203904034U (en) | 2014-05-30 | 2014-05-30 | Softened water treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203904034U true CN203904034U (en) | 2014-10-29 |
Family
ID=51778324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420287510.7U Withdrawn - After Issue CN203904034U (en) | 2014-05-30 | 2014-05-30 | Softened water treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203904034U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103979640A (en) * | 2014-05-30 | 2014-08-13 | 北京神雾环境能源科技集团股份有限公司 | Softened water treatment system and method |
| CN110986017A (en) * | 2019-11-18 | 2020-04-10 | 浙江特富锅炉有限公司 | Reboiling system of high-pressure electrode boiler |
-
2014
- 2014-05-30 CN CN201420287510.7U patent/CN203904034U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103979640A (en) * | 2014-05-30 | 2014-08-13 | 北京神雾环境能源科技集团股份有限公司 | Softened water treatment system and method |
| CN103979640B (en) * | 2014-05-30 | 2015-10-28 | 北京神雾环境能源科技集团股份有限公司 | A kind of softening water treatment system and method |
| CN110986017A (en) * | 2019-11-18 | 2020-04-10 | 浙江特富锅炉有限公司 | Reboiling system of high-pressure electrode boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141029 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |