CN202105502U - High-temperature iron removing filter of condensed water in boiler - Google Patents
High-temperature iron removing filter of condensed water in boiler Download PDFInfo
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- CN202105502U CN202105502U CN2011201843054U CN201120184305U CN202105502U CN 202105502 U CN202105502 U CN 202105502U CN 2011201843054 U CN2011201843054 U CN 2011201843054U CN 201120184305 U CN201120184305 U CN 201120184305U CN 202105502 U CN202105502 U CN 202105502U
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Abstract
The utility model relates to a high-temperature iron removing filter of condensed water in a boiler. An exhaust hole and a water inlet are arranged at the upper end of a tank body. A drainage hole and a water outlet are arranged at the lower end of the tank body. An upper pressure plate and a bottom plate are fixed in the tank body. Filter elements are longitudinally arranged between the upper pressure plate and the bottom plate. The filter elements are stainless steel metal sintered filter elements with the porosity of 0.2-10 mum. A back washing outlet is at the upper end of the tank body. A back washing inlet is at the lower end of the tank body. All of the water inlet, the water outlet, the back washing outlet, the back washing inlet, the exhaust hole and the drainage hole are respectively provided with an electromagnetic valve. The electromagnetic valves are connected with the output end of a PLC (Programmable Logic Controller). The filter elements in the utility model not only are magnetic and micro-porous so that magnetic and non-magnetic impurity iron in the steam condensed water can be removed but also have high application temperature so that the steam condensed water can be filtered through the filter disclosed by the utility model without decreasing temperature in advance; back washing and PLC control systems are included, therefore, the filter can be back washed in a timed manner; and the service lives of the filter elements are prolonged.
Description
Technical field
The utility model relates to filter, concrete is that a kind of boiler condensate high temperature removes iron filter.
Background technology
Steam is as a kind of energy, is widely used at industrial circles such as all trades and professions such as generating, chemical industry, printing and dyeing, papermaking, light textile, rubber.Wherein, It is for boiler provides heat that steam is used the most widely, and the condensate that forms is usually ignored by people but the Boiler Steam acting is condensed, and the added value of steam condensate is very high; Belong to high-quality water; Have a large amount of heat energy, but often all abandoned, cause environmental thermal pollution and energy waste in many occasions.The reason that abandons is in the steam course of conveying corrosion on Equipment product to be had iron and iron ion, after the impurity that contains iron gets into boiler, will bring very big risk to the normal operation of boiler.So,, just can not directly turn back in the steam boiler as feedwater when the condensate iron-holder has surpassed national boiler feedwater standard-required.
In order to make full use of the condensate of boiler, domesticly emerge various condensate iron removal technologies, like manganese sand filtering material iron removal technology, ceramic element iron removal technology, chemical dosing treatment technology etc.With traditional filter materials such as manganese sand is the processing method of filtering material; These materials have metal ion to separate out when condensing water temperature is higher; Cause change of water quality, hardness increases, and needs condensate before therefore handling through the cooling tower cooling; So not only waste the heat energy in the water, increased new energy consumption simultaneously.The ceramic element iron removal technology can't be handled Fe
2+, Fe
3+, needing frequent backwash, steam, compressed air, clean water consumption are very big, and the life-span of ceramic element is very short, needs frequent change, and operating cost is very high.It is through adding the way of related agents that the chemistry dosing is handled, and control steam is to the extent of corrosion of tube wall and gas utilization unit, but many be not allow any chemical agent of interpolation with the vapour occasion.In view of above problem, need a kind of iron that can remove in the boiler condensate, and need not reduce temperature, the long service life of condensate, the filter that can control automatically.
Summary of the invention
The goal of the invention of the utility model is to provide a kind of boiler condensate high temperature to remove iron filter to the problems referred to above, solves and removes the problem that iron filter non-refractory, service life are short, can't control automatically at present.
The utility model is realized through following technical scheme: comprise tank body, filter element and top board and base plate; There are exhaust outlet and water inlet in the tank body upper end; There are sewage draining exit and delivery port in the tank body lower end; Be fixed with top board and base plate in the tank body, vertically be arranged with filter element between top board and the base plate; Described filter element is that porosity is the stainless steel metal sintering filter element of 0.2～10 μ m; There is the backwash outlet tank body upper end, and there is the backwash import lower end; Described water inlet, delivery port, backwash outlet, backwash import, exhaust outlet and sewage draining exit place all are equipped with magnetic valve, and the output of magnetic valve and programmable logic controller (PLC) (Programmable Logic Controller is hereinafter to be referred as PLC) connects.
Adopt the good effect of technique scheme: it is the stainless steel metal sintering filter element of 0.2～10 μ m that the utility model has adopted porosity, makes filter element both have the characteristics of magnetic, micropore, can remove magnetic and non-magnetic impurity iron in the steam condensate (SC); Also have the high characteristics of Applicable temperature, making steam condensate (SC) to lower the temperature in advance can filter through the utility model, has reduced production cost; Reduced energy consumption; Condensate iron-holder after the processing can reach the standard-required of national boiler feedwater, wherein, and iron content≤0.3mg/L; Turbidity≤1 degree; The electrical conductivity increase is no more than 1%, and does not change water hardness, water stabilization after filtering; Introduce backwash and PLC control system, solved the inconvenient problem of manual operations in the past, can also regularly carry out backwash, prolong the service life of filter element filter.
Four, description of drawings
Fig. 1 is the structural representation of the utility model.
Among the figure: 1 tank body, 2 top boards, 3 base plates, 4 water inlets, 5 delivery ports, 6 filter elements, 7 backwashes outlet, 8 backwash imports, 9 exhaust outlets, 10 sewage draining exits.
Five, the specific embodiment: the utility model is described further below in conjunction with accompanying drawing:
Fig. 1 is the structural representation of the utility model; As shown in the figure, boiler condensate high temperature removes iron filter, comprises tank body 1, filter element 6 and top board 2 and base plate 3; There are exhaust outlet 9 and water inlet 4 in tank body 1 upper end; There are sewage draining exit 10 and delivery port 5 in the tank body lower end, is fixed with top board 2 and base plate 3 in the tank body 1, vertically is arranged with filter element 6 between top board 2 and the base plate 3.6 pairs of boiler blow-down waters of filter element filter.Filter element 6 is the stainless steel metal sintering filter element of 0.2～10 μ m for porosity.Stainless steel metal sintering filter element is a kind of magnetic chimney filter that stainless steel metal powder metallurgy processing technology is made, and wherein contains the component that is magnetic.The removal mechanism of impurity such as 6 pairs of iron of this filter element, copper is mainly by the function of filtering and magnetic is adsorbed.And iron is magnetic in water and non magnetic two kinds of micels, because filter element 6 has magnetic, micropore, thereby can effectively remove magnetic and non-magnetic impurity iron in the steam condensate (SC).The wire wound filter element that the wire wound filter element that filter element 6 can also adopt the polyphenylene sulfide fiber to process, polyphenylene sulfide fiber are processed is a kind of in-depth filtration filter core, and Applicable temperature is high, reaches as high as 191 ℃.The polyphenylene sulfide fiber passes through strict taking off soap, de-oiling and pass through the high purity water clean, guarantees that filter core has extremely low leachable level.This filter element 6 in stable operation, guarantee can not take place Yin Wendu too high cause producing between the coiling expand, thereby make impurity penetrate into the problem in downstream.There is backwash outlet 7 tank body 1 upper end, and there is backwash import 8 lower end.During anti-the cleaning, backwash water gets into from the backwash import 8 of lower end, takes away impurity during through filter element 6, and the backwash water that has impurity is gone out from the backwash outlet 7 of upper end.Water inlet 4, delivery port 5, backwash outlet 7, backwash import 8, exhaust outlet 9 and sewage draining exit 10 places all are equipped with magnetic valve, and magnetic valve is connected with the output of PLC.Through PLC the on off state of each magnetic valve is controlled, thereby decision the utility model is filtration state or backwash state.When the magnetic valve of opening water inlet 4 and delivery port 5 places through PLC, close the magnetic valve at backwash outlet 7 and backwash import 8 places, the utility model is the filtration state; When the magnetic valve of opening backwash outlet 7 and backwash import 8 places through PLC, the magnetic valve of closing water inlet 4 and delivery port 5 places, the utility model is the backwash state.Can according to circumstances open the magnetic valve at exhaust outlet 9 or sewage draining exit 10 places during use, filter is carried out exhaust or blowdown through PLC.
During use; Boiler condensate to be filtered need not be handled through cooling, promptly can directly get into tank body 1, during through filter element 6 through water inlet 4; Filter element 6 can be removed impurity such as iron in the condensate, copper, and the condensate after the filtration is discharged from the delivery port 5 of tank body 1 lower end.Delivery turbidity sensor, water outlet conductivity sensor and pH value sensor can also be installed by delivery port 5 places of tank body 1, and some indexs such as turbidity, conductance, pH value of filtering the back water outlet are detected.
Claims (2)
1. a boiler condensate high temperature removes iron filter; Comprise tank body (1), filter element (6) and top board (2) and base plate (3); There are exhaust outlet (9) and water inlet (4) in tank body (1) upper end; There are sewage draining exit (10) and delivery port (5) in the tank body lower end; Be fixed with top board (2) and base plate (3) in the tank body (1), vertically be arranged with filter element (6) between top board (2) and the base plate (3), it is characterized in that: described filter element (6) is the stainless steel metal sintering filter element of 0.2～10 μ m for porosity; There is backwash outlet (7) tank body (1) upper end, and there is backwash import (8) lower end; Described water inlet (4), delivery port (5), backwash outlet (7), backwash import (8), exhaust outlet (9) and sewage draining exit (10) locate all to be equipped with magnetic valve, and magnetic valve is connected with the output of PLC.
2. boiler condensate high temperature according to claim 1 removes iron filter, it is characterized in that: the wire wound filter element that described filter element (6) is processed for the polyphenylene sulfide fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201843054U CN202105502U (en) | 2011-06-02 | 2011-06-02 | High-temperature iron removing filter of condensed water in boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201843054U CN202105502U (en) | 2011-06-02 | 2011-06-02 | High-temperature iron removing filter of condensed water in boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202105502U true CN202105502U (en) | 2012-01-11 |
Family
ID=45430951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201843054U Expired - Fee Related CN202105502U (en) | 2011-06-02 | 2011-06-02 | High-temperature iron removing filter of condensed water in boiler |
Country Status (1)
| Country | Link |
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| CN (1) | CN202105502U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103566642A (en) * | 2013-11-12 | 2014-02-12 | 上海龙净环保科技工程有限公司 | Filter element type automatic backwash filtering device and process |
| CN104520643A (en) * | 2012-12-27 | 2015-04-15 | 三菱日立电力系统株式会社 | Method for removing iron components from heater drain water in power-generating plant |
| CN105935509A (en) * | 2016-06-22 | 2016-09-14 | 宁夏大唐国际大坝发电有限责任公司 | Precoated filter of air cooling unit |
| TWI586887B (en) * | 2012-02-29 | 2017-06-11 | Kurita Water Ind Ltd | Turbine equipment and heater drainage of water treatment methods |
| CN107754419A (en) * | 2017-11-27 | 2018-03-06 | 河南利源燃气有限公司 | The efficient control system and control method of a kind of disc filter |
-
2011
- 2011-06-02 CN CN2011201843054U patent/CN202105502U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI586887B (en) * | 2012-02-29 | 2017-06-11 | Kurita Water Ind Ltd | Turbine equipment and heater drainage of water treatment methods |
| CN104520643A (en) * | 2012-12-27 | 2015-04-15 | 三菱日立电力系统株式会社 | Method for removing iron components from heater drain water in power-generating plant |
| CN104520643B (en) * | 2012-12-27 | 2016-08-24 | 三菱日立电力系统株式会社 | The minimizing technology of the ferrous components in water discharged by the heater of generating equipment |
| CN103566642A (en) * | 2013-11-12 | 2014-02-12 | 上海龙净环保科技工程有限公司 | Filter element type automatic backwash filtering device and process |
| CN103566642B (en) * | 2013-11-12 | 2015-06-24 | 上海龙净环保科技工程有限公司 | Filter element type automatic backwash filtering device and process |
| CN105935509A (en) * | 2016-06-22 | 2016-09-14 | 宁夏大唐国际大坝发电有限责任公司 | Precoated filter of air cooling unit |
| CN107754419A (en) * | 2017-11-27 | 2018-03-06 | 河南利源燃气有限公司 | The efficient control system and control method of a kind of disc filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Liaoning Tianze Industrial Group Daqing Tianze Co., Ltd. Assignor: Sun Weitao Contract record no.: 2012230000402 Denomination of utility model: High-temperature iron removing filter of condensed water in boiler Granted publication date: 20120111 License type: Exclusive License Record date: 20120521 |
|
| ASS | Succession or assignment of patent right |
Owner name: LIAONING TIANZE INDUSTRY GROUP DAQING TIANZE CO., Free format text: FORMER OWNER: SUN WEITAO Effective date: 20130322 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 163711 DAQING, HEILONGJIANG PROVINCE TO: 163000 DAQING, HEILONGJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130322 Address after: 163000 No. 4 Guangming Road, Longfeng District, Daqing, Heilongjiang Patentee after: Liaoning Tianze Industrial Group Daqing Tianze Co., Ltd. Address before: 163711 No. 4 Guangming Road, Longfeng District, Daqing, Heilongjiang Patentee before: Sun Weitao |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20160602 |