CN216897265U - Novel deoxidization condensing system - Google Patents
Novel deoxidization condensing system Download PDFInfo
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- CN216897265U CN216897265U CN202123281711.5U CN202123281711U CN216897265U CN 216897265 U CN216897265 U CN 216897265U CN 202123281711 U CN202123281711 U CN 202123281711U CN 216897265 U CN216897265 U CN 216897265U
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Abstract
The utility model discloses a novel deoxygenation condensing system which comprises a deoxygenation module, a condensing module and a vacuumizing module, wherein the deoxygenation module is connected with the condensing module; the deoxidizing module comprises a water tank and a deoxidizing atomizing tower; the condensing module comprises a condenser, and the vacuumizing module comprises a water injection tank and a water injection air ejector. Through setting up the pebble bed heat absorption, reduce the difference in temperature of high-temperature steam and condenser, carry out effectual protection to the condenser, reduce the probability that the condenser received the harm, the life of extension condenser, thereby extension deoxidization condensation vacuum system's life, the input of deuterogamying the pebble bed is connected with the fan, the fan is bloied to the pebble bed, for the cooling of pebble bed, indirectly improve the heat absorption capacity of pebble bed, also can evaporate the water droplet of condensation on the pebble bed simultaneously, flow into the condenser in the condensation.
Description
Technical Field
The utility model relates to the technical field of deoxygenation condensation, in particular to a novel deoxygenation condensation system.
Background
In the process of boiler feed water treatment in a thermal power plant, the deoxygenation process is a very critical link. Oxygen is a main corrosive substance of a water supply system and a boiler, oxygen in the water supply should be quickly removed, otherwise, the oxygen can corrode the water supply system and parts of the boiler, iron oxide serving as a corrosion product can enter the boiler and deposit or attach on the wall and the heated surface of the boiler to form insoluble iron scale with poor heat transfer, and pitting can occur on the inner wall of a pipeline due to corrosion, so that the resistance coefficient is increased. When the pipeline is seriously corroded, even pipeline explosion accidents can happen. The oxygen is required to be removed from a steam boiler with the evaporation capacity of more than or equal to 2 tons per hour and a hot water boiler with the water temperature of more than or equal to 95 ℃ specified by the state.
In the deoxidization in-process, the deoxidization atomizing tower need heat the deoxidization to water, and the high temperature steam of production has great difference in temperature with the condenser of condensation module to make the condenser receive the harm easily, reduce the life of condenser, thereby reduce deoxidization condensation vacuum system. Accordingly, there is a need for improvements to existing oxygen-scavenging condensation vacuum systems.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a novel deoxygenation condensing system, which is mainly used for reducing the temperature difference between high-temperature steam and a condenser by arranging a pebble bed to absorb heat, so as to effectively protect the condenser, reduce the probability of damage to the condenser, and prolong the service life of the condenser, thereby prolonging the service life of the deoxygenation condensing vacuum system.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a novel deoxygenation condensing system comprises a deoxygenation module, a condensing module and a vacuumizing module;
the deoxidizing module comprises a water tank and a deoxidizing atomizing tower; the water tank comprises a circulating water tank and a deoxidizing water tank, the circulating water tank and the deoxidizing water tank are mutually communicated through an overflow pipe, the deoxidizing water tank is connected with a first water pump, the deoxidizing atomizing tower is arranged on the deoxidizing water tank and is mutually communicated with the deoxidizing water tank, the deoxidizing atomizing tower is connected with a first pressure tester, and the first pressure tester monitors the pressure inside the deoxidizing atomizing tower in real time;
the condensation module comprises a condenser, the input end of the condenser is communicated with the output end of the deoxidizing atomization tower, a pebble bed is arranged between the input end of the condenser and the output end of the deoxidizing atomization tower, the input end of the pebble bed is connected with a fan, the output end of the condenser is communicated with the input end of the deoxidizing atomization tower, the condenser is connected with a second pressure tester, and the second pressure tester monitors the pressure inside the condenser in real time;
the vacuumizing module comprises a water injection tank and a water injection air extractor; the output end of the water jet tank is connected with the input end of a water jet air ejector through a second water pump, the output end of the water jet air ejector is connected with the input end of the water jet tank through a water pipe, the water pipe extends to the lower part of the water surface of the water tank, the input end of the water jet air ejector is communicated with the output end of the deoxidizing atomizing tower and the output end of the condenser through the same pipeline, a first valve which is controlled to be opened or closed by a first pressure tester is arranged between the input end of the water jet air ejector and the output end of the deoxidizing atomizing tower, the first valve is selectively opened or closed by the first pressure tester according to the pressure inside the deoxidizing atomizing tower to ensure the vacuum effect inside the deoxidizing atomizing tower, a second valve which is controlled to be opened or closed by a second pressure tester is arranged between the input end of the water jet air ejector and the output end of the condenser, the second pressure tester selectively opens or closes the second valve according to the pressure of the condenser, ensuring a vacuum effect inside the condenser.
Preferably, the oxygen removal module further comprises a drain tank, and the overflow pipe has a branch pipe extending below the water surface of the drain tank.
Preferably, the spout of the overflow tube has an open mouth.
As a preferred scheme, be provided with the third water pump between the output of condenser and the input of deoxidization atomizing tower, improve the conveying efficiency of comdenstion water.
Preferably, the overflow pipe is provided with a third valve.
As a preferable scheme, a fourth valve is arranged between the input end of the condenser and the output end of the oxygen-removing atomizing tower.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and specifically, the technical scheme includes that:
through setting up the pebble bed heat absorption, reduce the difference in temperature of high-temperature steam and condenser, carry out effectual protection to the condenser, reduce the probability that the condenser received the harm, the life of extension condenser, thereby extension deoxidization condensation vacuum system's life, the input of deuterogamying the pebble bed is connected with the fan, the fan is bloied to the pebble bed, for the cooling of pebble bed, indirectly improve the heat absorption capacity of pebble bed, also can evaporate the water droplet of condensation on the pebble bed simultaneously, flow into the condenser in the condensation.
In order to more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
The attached drawings indicate the following:
10. deoxidization module 11 and water tank
111. Circulating water tank 112, deoxidization water tank
12. Deoxidizing atomizing tower 13 and overflow pipe
131. Branch pipe 132, open port
14. Second water pump 15, drain tank
16. Third valve 20, condensation module
21. Condenser 22, pebble bed
23. Blower fan 24 and third water pump
25. Fourth valve 30, evacuation module
31. Water injection tank 32 and water injection air extractor
33. Second water pump 34, water pipe
41. First pressure tester 42, second pressure tester
43. A first valve 44, a second valve.
Detailed Description
Referring to fig. 1, a specific structure of a preferred embodiment of the present invention is shown, which includes an oxygen removal module 10, a condensation module 20, and a vacuum module 30.
The deoxidizing module 10 comprises a water tank 11 and a deoxidizing atomizing tower 12; the water tank 11 comprises a circulating water tank 111 and a deoxygenation water tank 112, the circulating water tank 111 and the deoxygenation water tank 112 are communicated with each other through an overflow pipe 13, the deoxygenation water tank 112 is connected with a first water pump 14, the deoxygenation atomization tower 12 is arranged on the deoxygenation water tank 112 and is communicated with the deoxygenation water tank 112, the deoxygenation atomization tower 12 is connected with a first pressure tester 41, and the first pressure tester 41 monitors the pressure inside the deoxygenation atomization tower 12 in real time; in this embodiment, the oxygen removing module 10 further comprises a drain tank 15, the overflow pipe 13 has a branch pipe 131, and the branch pipe 131 extends into the water below the surface of the drain tank 15; the mouth of the overflow tube 13 has an open mouth 132; the overflow tube 13 is provided with a third valve 16.
The condensation module 20 comprises a condenser 21, wherein the input end of the condenser 21 is communicated with the output end of the deoxidizing atomization tower 12, a pebble bed 22 is arranged between the input end of the condenser 21 and the output end of the deoxidizing atomization tower 12, the input end of the pebble bed 22 is connected with a fan 23, the output end of the condenser 21 is communicated with the input end of the deoxidizing atomization tower 12, the condenser 21 is connected with a second pressure tester 42, and the second pressure tester 42 monitors the pressure inside the condenser 21 in real time; in the embodiment, a third water pump 24 is arranged between the output end of the condenser 21 and the input end of the oxygen-removing atomizing tower 12, so that the conveying efficiency of condensed water is improved; a fourth valve 25 is arranged between the input end of the condenser 21 and the output end of the oxygen-removing atomizing tower 12.
The vacuum pumping module 30 comprises a water injection tank 31 and a water injection air ejector 32; the output end of the water jet tank 31 is connected with the input end of the water jet air ejector 32 through a second water pump 33, the output end of the water jet air ejector 32 is connected with the input end of the water jet tank 31 through a water pipe 34, the water pipe 34 extends into the lower part of the water surface of the water jet tank 31, the input end of the water jet air ejector 32 is communicated with the output end of the deoxidizing atomizing tower 12 and the output end of the condenser 21 through the same pipeline, so that the pipeline material is saved, the pressure in the deoxidizing atomizing tower 12 and the condenser 21 is kept consistent, a first valve 43 controlled to be opened or closed by a first pressure tester 41 is arranged between the input end of the water jet air ejector 32 and the output end of the deoxidizing atomizing tower 12, the first pressure tester 41 selectively opens or closes the first valve 43 according to the pressure in the deoxidizing atomizing tower 12 to ensure the vacuum effect in the deoxidizing atomizing tower 12, and a second pressure tester 42 is arranged between the input end of the water jet air ejector 32 and the output end of the condenser 21 to control to be opened or closed The second valve 44, the second pressure tester 42, according to the pressure of the condenser 21, selectively opens or closes the second valve 44, ensuring the vacuum effect inside the condenser 21.
Detailed description the working principle of the present embodiment is as follows:
the water jet air extractor 32 and the second water pump 33 are started to vacuumize the deoxygenation atomizing tower 12 and the condenser 21, the first pressure tester 41 monitors the pressure inside the deoxygenation atomizing tower 12 in real time, the second pressure tester 42 monitors the pressure inside the condenser 21 in real time, when the deoxygenation atomizing tower 12 reaches a vacuum condition and the condenser 21 does not reach the vacuum condition, the first valve 43 is closed, so that the water jet air extractor 32 only vacuumizes the condenser 21, and vice versa, the design can ensure that the deoxygenation atomizing tower 12 and the condenser 21 both reach the vacuum condition, high-temperature steam generated when the deoxygenation atomizing tower 12 works firstly absorbs heat through the pebble bed 22 before entering the condenser 21, the temperature difference between the high-temperature steam and the condenser 21 is reduced, and meanwhile, the fan 23 blows air to the pebble bed 22 to cool and evaporates water beads condensed on the pebble bed 22 to enter the condenser.
The design of the utility model is characterized in that: through setting up the pebble bed heat absorption, reduce the difference in temperature of high-temperature steam and condenser, carry out effectual protection to the condenser, reduce the probability that the condenser received the harm, the life of extension condenser, thereby the life of extension deoxidization condensation vacuum system, the input of deuterogamying the pebble bed is connected with the fan, the fan is bloied to the pebble bed, cool down for the pebble bed, indirectly improve the heat absorption capacity of pebble bed, also can evaporate the water droplet of condensation on the pebble bed simultaneously, flow in to the condenser in the condensation.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (6)
1. A novel deoxidization condensing system which characterized in that: comprises an oxygen removal module, a condensation module and a vacuum pumping module;
the deoxidizing module comprises a water tank and a deoxidizing atomizing tower; the water tank comprises a circulating water tank and a deoxidizing water tank, the circulating water tank and the deoxidizing water tank are mutually communicated through an overflow pipe, the deoxidizing water tank is connected with a first water pump, the deoxidizing atomizing tower is arranged on the deoxidizing water tank and is mutually communicated with the deoxidizing water tank, and the deoxidizing atomizing tower is connected with a first pressure tester;
the condensation module comprises a condenser, the input end of the condenser is communicated with the output end of the deoxidizing atomization tower, a pebble bed is arranged between the input end of the condenser and the output end of the deoxidizing atomization tower, the input end of the pebble bed is connected with a fan, the output end of the condenser is communicated with the input end of the deoxidizing atomization tower, and the condenser is connected with a second pressure tester;
the vacuumizing module comprises a water injection tank and a water injection air extractor; the output end of the water jetting tank is connected with the input end of the water jetting air ejector through a second water pump, the output end of the water jetting air ejector is connected with the input end of the water jetting tank through a water pipe, the water pipe extends to the position below the water surface of the water jetting tank, the input end of the water jetting air ejector is communicated with the output end of the deoxidizing atomizing tower and the output end of the condenser through the same pipeline, a first valve which is controlled to be opened or closed by a first pressure tester is arranged between the input end of the water jetting air ejector and the output end of the deoxidizing atomizing tower, and a second valve which is controlled to be opened or closed by a second pressure tester is arranged between the input end of the water jetting air ejector and the output end of the condenser.
2. The novel oxygen-scavenging condensing system of claim 1 wherein: the deoxidizing module also comprises a drain tank, and the overflow pipe is provided with a branch pipe which extends into the lower part of the water surface of the drain tank.
3. The novel oxygen-scavenging condensing system of claim 1 wherein: the spout of the overflow tube has an open mouth.
4. The novel oxygen-scavenging condensing system of claim 1 wherein: and a third water pump is arranged between the output end of the condenser and the input end of the deoxidizing atomizing tower.
5. The novel oxygen-scavenging condensing system of claim 1 wherein: the overflow pipe is provided with a third valve.
6. The novel oxygen-scavenging condensing system of claim 1 wherein: and a fourth valve is arranged between the input end of the condenser and the output end of the deoxidizing atomizing tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123281711.5U CN216897265U (en) | 2021-12-24 | 2021-12-24 | Novel deoxidization condensing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123281711.5U CN216897265U (en) | 2021-12-24 | 2021-12-24 | Novel deoxidization condensing system |
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| Publication Number | Publication Date |
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| CN216897265U true CN216897265U (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123281711.5U Active CN216897265U (en) | 2021-12-24 | 2021-12-24 | Novel deoxidization condensing system |
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| CN (1) | CN216897265U (en) |
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2021
- 2021-12-24 CN CN202123281711.5U patent/CN216897265U/en active Active
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