CN105841138B - A kind of effective film rotating oxygen remover - Google Patents
A kind of effective film rotating oxygen remover Download PDFInfo
- Publication number
- CN105841138B CN105841138B CN201610386043.7A CN201610386043A CN105841138B CN 105841138 B CN105841138 B CN 105841138B CN 201610386043 A CN201610386043 A CN 201610386043A CN 105841138 B CN105841138 B CN 105841138B
- Authority
- CN
- China
- Prior art keywords
- steam
- vapour
- rotation
- oxygen
- internal layer
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/50—Feed-water heaters, i.e. economisers or like preheaters incorporating thermal de-aeration of feed-water
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physical Water Treatments (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The present invention is a kind of effective film rotating oxygen remover, including vertical oxygen-removing tower, and rotation film device includes rotation film water case and some rotation membrane pipes and overflow gland steam exhauster, and the part that rotation membrane pipe is located in rotation film water case is provided with some water inlet inclined holes；Buffer unit includes some shunting layers and gas-liquid mixed structure, and shunting layer includes the by-passing parts that some sections are inverted V-shaped, and vapour-liquid mixed structure includes vapour-liquid hybrid network；The steam inlet duct below buffer unit is located at, the outlet side of steam inlet duct is provided with steam jet；The tower body of vertical oxygen-removing tower includes heat insulating outer shield and leads vapour internal layer, lead vapour internal layer and be provided with some steam baffles from top to bottom, adjacent steam baffle is respectively equipped with some left passages and right passage, lead vapour internal layer and be located at rotation film device top position provided with return tube, the upper end of return tube is connected with described vapour internal layer of leading, and the lower end of return tube is connected with described rotation film water case.The membrane deaerator can improve oxygen removal efficiency fully using steam to boiler supply water deaerating.
Description
Technical field
The higher waste water of oxygen content can be carried out the present invention relates to a kind of boiler feedwater processing equipment, particularly one kind at deoxidation
The effective film rotating oxygen remover of reason.
Background technology
During boiler feedwater handling process, deoxygenation is a very crucial link.Oxygen be water supply system and
The main corrosion material of boiler, the oxygen in feedwater should be removed rapidly, otherwise it can corrode boiler water supply system and
Part, corrosion product iron oxide can enter in pot, deposit or be attached on boiler tube wall and heating surface, form indissoluble and conduct heat not
Good iron dirt, and corrosion can cause inner-walls of duct appearance point to cheat, resistance coefficient increase.When corrosive pipeline is serious, or even it can send out
Raw pipe explosion accident.National regulation evaporation capacity is more than or equal to 2 tphs of steam boiler and water temperature is more than or equal to 95 DEG C
The all required deoxygenation of hot-water boiler.
Existing oxygen-eliminating device is the mode of thermal de-aeration mostly, and exactly feedwater is heated under corresponding pressure using steam
Saturation temperature when, vapor partial pressure power will be close to total pressure on the water surface, the partial pressures of various gases soluble in water close to
Zero, therefore, water does not just have the ability of dissolved gas, and gas soluble in water is just precipitated, so as to remove oxygen in water and its
His gas.
Chinese utility model patent prospectus notification number 2876558 discloses a kind of membrane deaerator, and it includes removing
Oxygen head and the water tank two large divisions composition being connected with deoxygenation head bottom, the top of deoxygenation head is provided with an exhaust outlet；Middle part is provided with
Hydroecium and water inlet pipe, outlet pipe, water drenching bamboo comb, are provided with packing layer, bottom is provided with steam pipe, in water above supporting plate
Room is respectively arranged on the left side and the right side outlet pipe and water inlet pipe, has steam pipe and steam spray in the bottom steam indoor location of deoxygenation head
Head, the device has certain deaerating effect, but without sufficiently using steam to boiler supply water deaerating, oxygen removal efficiency is not
It is high.
The content of the invention
The technical problem to be solved in the present invention is in view of the shortcomings of the prior art, to propose a kind of effective film rotating oxygen remover, should
Membrane deaerator can improve oxygen removal efficiency fully using steam to boiler supply water deaerating.
The technical problem to be solved in the present invention is achieved through the following technical solutions.The present invention is that a kind of efficient rotary membrane is removed
Oxygen device, including vertical oxygen-removing tower, steam drain and delivery port are respectively equipped with the upper and lower part of oxygen-removing tower, and its feature is, also
Including：
It is located at the rotation film device below described steam drain, including rotation film water case of the side provided with water inlet pipe and some vertical
Ground is located at rotation film water through the rotation membrane pipe and overflow gland steam exhauster for revolving film water case, the upper/lower terminal conducting of overflow gland steam exhauster, rotation membrane pipe
Part in case is provided with some water inlet inclined holes；
It is located between described rotation film device and delivery port and is provided with buffer unit, described buffer unit includes some shuntings
Layer and the gas-liquid mixed structure being located at below shunting layer, described shunting layer include point of some sections for inverted V-shaped
Stream unit, the by-passing parts of adjacent shunting layer are arranged at intervals, and described vapour-liquid mixed structure includes vapour-liquid hybrid network；
The steam inlet duct below described buffer unit is located at, the outlet side of described steam inlet duct is sprayed provided with steam
Head；
The tower body of described vertical oxygen-removing tower includes heat insulating outer shield and leads vapour internal layer, and described vapour internal layer of leading is set from top to bottom
There are some steam baffles, adjacent steam baffle is respectively equipped with some left passages and right passage, and described leads vapour internal layer position
Return tube is provided with described rotation film device top position, the upper end of described return tube is connected with described vapour internal layer of leading, institute
The lower end for the return tube stated is connected with described rotation film water case.
In a kind of effective film rotating oxygen remover technical scheme of the present invention, further preferred technical scheme is characterized in：
Described heat insulating outer shield is hollow heat insulation layer.
In a kind of effective film rotating oxygen remover technical scheme of the present invention, further preferred technical scheme is characterized in：
Some steam grooves are provided with vertically on the inwall of described rotation film water case.
Compared with prior art, the present invention has the following technical effect that：
1st, by the way that the tower body of vertical oxygen-removing tower is included into heat insulating outer shield and vapour internal layer is led, and vapour internal layer is being led from top to bottom
Provided with some steam baffles, unnecessary steam is set slowly to increase by leading vapour internal layer, vertical oxygen-removing tower enters during rising
Row heating, temperature in oxygen-removing tower is further raised, have using the oxygen evolution being dissolved in water come；Then will by return tube
The vapor for leading vapour internal layer is back to rotation film water case, can increase the pressure and temperature in rotation film water case, due to being dissolved in water
Gas is under higher pressure and under higher water temperature, and solubility is lower, so can further improve the efficiency of deoxygenation；
2nd, by setting buffer unit, current is layered in shunting layer, mixed again with water vapour, flow into vapour-liquid
In mixed structure, buffer unit increases the area of water and vapor, makes heat exchange more abundant；
3rd, by axially disposed some steam grooves on the inwall of rotation film water case, the appearance in rotation film water case can be increased
Product, can import more vapor, make that the temperature in rotation film water case is higher, and deaerating effect is more preferable.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the structural representation for revolving film water case in Fig. 1；
Fig. 3 be Fig. 1 in part A structural representation；
Fig. 4 be Fig. 1 in steam baffle structural representation.
Embodiment
Referring to the drawings, the concrete technical scheme of the present invention is further described, in order to which those skilled in the art enters
Understand the present invention to one step, the limitation without constituting its right.
Embodiment 1, reference picture 1-4, a kind of effective film rotating oxygen remover, including vertical oxygen-removing tower 1, on the top of oxygen-removing tower and
Bottom is respectively equipped with steam drain 10 and delivery port 8, in addition to：It is located at the rotation film device 9 of the described lower section of steam drain 10, including one
Rotation film water case 90 and some rotation membrane pipe 91 and overflow gland steam exhauster 93 that pass vertically through rotation film water case 90 of the side provided with water inlet pipe 94,
The upper/lower terminal conducting of overflow gland steam exhauster 93, the part that rotation membrane pipe 91 is located in rotation film water case 90 is provided with some water inlet inclined holes 92；
It is located between described rotation film device 9 and delivery port and is provided with buffer unit, described buffer unit includes some shunting layers 3 and set
Gas-liquid mixed structure below shunting layer 3, the quantity of fluid layer can be 3 layers, 4 layers, 5 layers or more layers, described shunting
Layer 3 includes the by-passing parts that some sections are inverted V-shaped, and the by-passing parts of adjacent shunting layer 3 are arranged at intervals, described vapour
Liquid mixed structure includes vapour-liquid hybrid network 5, and shunting layer and gas-liquid mixed structure are arranged in steam discharge cylinder 1 by support ring 6；If
Steam inlet duct 7 below described buffer unit, the outlet side of described steam inlet duct 7 is provided with steam jet 71；Institute
The tower body for the vertical oxygen-removing tower 1 stated includes heat insulating outer shield 3 and leads vapour internal layer 2, and described leads vapour internal layer 2 from top to bottom provided with some
Steam baffle 20, adjacent upper and lower steam baffle 20 is respectively equipped with some steam baffles 24 and right passage 25, and described leads vapour
Internal layer 2 is located at the described top position of rotation film device 9 and is provided with return tube 22, and vapour is led in the upper end of described return tube 22 with described
Internal layer 2 is connected, and the lower end of described return tube 22 is connected with described rotation film water case 90.
In embodiment 2, the effective film rotating oxygen remover described in embodiment 1：Described heat insulating outer shield 3 is hollow heat insulation layer, in
Empty thermal insulation layer can be evacuated, and reduce the loss of heat.
In embodiment 3, the effective film rotating oxygen remover described in Examples 1 and 2：As shown in figure 3, described rotation film water case 90
Some steam grooves 96 are provided with inwall vertically.
In the above embodiments, the gap filling heat-barrier material between water inlet pipe 94, outlet pipe 8 and oxygen-removing tower, heat-insulated material
Material can be glass fibre or asbestos.
The operation principle of the present invention：By the way that the tower body of vertical oxygen-removing tower is included into heat insulating outer shield and vapour internal layer is led, and
Lead vapour internal layer and be provided with some steam baffles from top to bottom, unnecessary steam is slowly increased by leading vapour internal layer, the process of rising
In vertical oxygen-removing tower heated, temperature in oxygen-removing tower is further raised, have using the oxygen evolution being dissolved in water come；
Then the vapor for leading vapour internal layer is back to by rotation film water case by return tube, the pressure and temperature in rotation film water case can be increased
Degree, due to being dissolved in water gas under higher pressure and under higher water temperature, solubility is lower, so can further carry
The efficiency of high deoxygenation；
By setting buffer unit, current is layered in shunting layer, mixed again with water vapour, flow into vapour-liquid and mix
Close in structure, buffer unit increases the area of water and vapor, makes heat exchange more abundant；By on the inwall of rotation film water case
Axially disposed some steam grooves, can increase the volume in rotation film water case, can import more vapor, make rotation film water case
Interior temperature is higher, and deaerating effect is more preferable.
Claims (3)
1. a kind of effective film rotating oxygen remover, including vertical oxygen-removing tower, be respectively equipped with the upper and lower part of oxygen-removing tower steam drain and
Delivery port, it is characterised in that also include：
It is located at the rotation film device below described steam drain, including rotation film water case of the side provided with water inlet pipe and some vertically wears
The rotation membrane pipe and overflow gland steam exhauster of overwinding film water case, the upper/lower terminal conducting of overflow gland steam exhauster, rotation membrane pipe are located in rotation film water case
Part be provided with some water inlet inclined holes；
Be located between described rotation film device and delivery port and be provided with buffer unit, described buffer unit include some shunting layers and
The vapour-liquid mixed structure below shunting layer is located at, described shunting layer includes the by-passing parts that some sections are inverted V-shaped,
The by-passing parts of adjacent shunting layer are arranged at intervals, and described vapour-liquid mixed structure includes vapour-liquid hybrid network；
The steam inlet duct below described buffer unit is located at, the outlet side of described steam inlet duct is provided with steam jet；
The tower body of described vertical oxygen-removing tower includes heat insulating outer shield and leads vapour internal layer, if described vapour internal layer of leading is provided with from top to bottom
Dry blowing vapor baffle, adjacent steam baffle is respectively equipped with some left passages and right passage, and described leads vapour internal layer positioned at institute
The rotation film device top position stated is provided with return tube, and the upper end of described return tube is connected with described vapour internal layer of leading, described
The lower end of return tube is connected with described rotation film water case.
2. effective film rotating oxygen remover according to claim 1, it is characterised in that：Described heat insulating outer shield is hollow heat insulation
Layer.
3. effective film rotating oxygen remover according to claim 1 or 2, it is characterised in that：On the inwall of described rotation film water case
Some steam grooves are provided with vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610386043.7A CN105841138B (en) | 2016-06-03 | 2016-06-03 | A kind of effective film rotating oxygen remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610386043.7A CN105841138B (en) | 2016-06-03 | 2016-06-03 | A kind of effective film rotating oxygen remover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105841138A CN105841138A (en) | 2016-08-10 |
| CN105841138B true CN105841138B (en) | 2017-11-07 |
Family
ID=56595546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610386043.7A Active CN105841138B (en) | 2016-06-03 | 2016-06-03 | A kind of effective film rotating oxygen remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105841138B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112076500B (en) * | 2020-09-03 | 2022-05-17 | 无锡市申京化工设备有限公司 | Deep atomization deoxidization double-cylinder type film spinner and deaerator with same |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4933728B1 (en) * | 1969-02-01 | 1974-09-09 | ||
| JP2867768B2 (en) * | 1991-11-21 | 1999-03-10 | 富士電機株式会社 | Deaerator |
| CN2876558Y (en) * | 2005-11-15 | 2007-03-07 | 何凤 | Rotary disphragm deaerator |
| CN202107549U (en) * | 2011-05-25 | 2012-01-11 | 何乃昌 | Spinning shoot film deaerator |
| CN105444149A (en) * | 2014-09-25 | 2016-03-30 | 黑龙江宏宇电站设备有限公司 | Novel rotary film type deaerating device and deaerating method special for power station |
| CN205664353U (en) * | 2016-06-03 | 2016-10-26 | 连云港正航电力节能技术有限公司 | Rotary film deaerator |
-
2016
- 2016-06-03 CN CN201610386043.7A patent/CN105841138B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105841138A (en) | 2016-08-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214425971U (en) | Rotary film type deaerator | |
| CN105841138B (en) | A kind of effective film rotating oxygen remover | |
| CN206809121U (en) | A kind of steamer with scale treatment device | |
| CN205974481U (en) | Wine liquid heating evaporation system of cyclic utilization wine vapour heat energy | |
| CN103754971B (en) | High-efficiency energy-saving thermal deaerator | |
| CN205664353U (en) | Rotary film deaerator | |
| CN208345796U (en) | Degassing formula oxygen-eliminating device | |
| CN204369596U (en) | Vacuum type deoxygenator | |
| CN205953984U (en) | Evaporate wine equipment convenient to go out lees | |
| CN109870055A (en) | A kind of hot water storage tank and its application method using fume afterheat | |
| CN205035107U (en) | Take filtering mechanism's cyclone film deaerator | |
| CN206113688U (en) | Dead steam recycling device | |
| CN209371218U (en) | A kind of boiler is even fixed to arrange receipts energy system | |
| CN103058307B (en) | Novel tower-free multipipe rotating-film deaerator | |
| CN209188147U (en) | The vertical pipe evaporator of multiple-effect | |
| CN206142860U (en) | Device is used multipurposely to used heat | |
| CN205435068U (en) | System for can clear away oxygen in liquid fast totally | |
| CN206944741U (en) | A kind of even distribution type multi-stage, efficient condensing unit | |
| CN205065690U (en) | Mixed type oxygen -eliminating device | |
| CN104528858A (en) | Vacuum type deaerator and deaerating method | |
| CN203777698U (en) | Device for improving security of leaching workshop and reducing consumption of solvent | |
| CN102022721B (en) | Horizontal collecting pipe type spinning membrane deaerator | |
| CN216737650U (en) | Vertical vacuum deaerator | |
| CN208436415U (en) | A kind of two effect energy-saving concentrators of high-efficiency environment friendly | |
| CN105570871B (en) | Condense automatic water-returning system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |