CN208253554U - Deaerator waste heat recovery apparatus - Google Patents
Deaerator waste heat recovery apparatus Download PDFInfo
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- CN208253554U CN208253554U CN201820859156.9U CN201820859156U CN208253554U CN 208253554 U CN208253554 U CN 208253554U CN 201820859156 U CN201820859156 U CN 201820859156U CN 208253554 U CN208253554 U CN 208253554U
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Abstract
The utility model relates to a kind of deaerator waste heat recovery apparatus, and for recycling oxygen-eliminating device waste heat, oxygen-eliminating device includes water inlet and exhaust outlet；Deaerator waste heat recovery apparatus includes: vapor-water heat exchanger, water supply pipe, outlet pipeline and gas exhaust piping；Vapor-water heat exchanger includes liquid medium outlet, liquid medium entrance, gas medium import and gas medium outlet；Liquid medium outlet is connect by outlet pipeline with water inlet, and the liquid medium after outlet pipeline exchanges heat vapor-water heat exchanger is transmitted to oxygen-eliminating device；Liquid medium entrance is connect with water supply pipe, and outside liquid medium is transmitted to vapor-water heat exchanger and exchanged heat by water supply pipe；Gas medium import is connect by gas exhaust piping with exhaust outlet, and gas exhaust piping exchanges heat the gas transport in oxygen-eliminating device to vapor-water heat exchanger；On-condensible gas after heat exchange is discharged to outside for gas medium outlet.The recycling for realizing temperature, reduces white haze, further solves visual pollution caused by white haze.
Description
Technical field
The utility model relates to oxygen-eliminating device field of waste heat utilization, more particularly to a kind of deaerator waste heat recovery apparatus.
Background technique
In boiler steam and water circuit, deoxygenation is a very crucial link.Oxygen is the main corrosion of the feed water system of boiler
Substance should be removed rapidly to the oxygen in boiler circuit, and otherwise it can corrode the boiler circuit of boiler, corrosive substance oxygen
Changing iron can enter in boiler, deposit or be attached on boiler tube wall and heating surface, form indissoluble and the undesirable iron dirt that conducts heat, corrosion
Iron dirt will cause inner wall of the pipe appearance point hole, resistance coefficient increase.When corrosive pipeline is serious, or even pipe explosion thing can occur
Therefore.The hot-water boiler of steam boiler of the national regulation evaporation capacity more than or equal to 2 tphs and water temperature more than or equal to 95 DEG C all must
It must deoxygenation.
Current traditional technology usually removes the dissolved oxygen in water by the principle of thermal de-aeration.Wherein thermal de-aeration
It is to heat the water to oxygen-eliminating device maximum using steam to bear saturation temperature under pressure, water surface steam pressure is close to the water surface
Total pressure, for the partial pressure for the various gases being dissolved in water close to zero, water does not have the ability of dissolved gas at this time, is dissolved in
Gas in water will be precipitated, to achieve the purpose that deoxygenation.But after oxygen-eliminating device heats steam to the water deoxygenation in oxygen-eliminating device,
Since a large amount of high temperature air is precipitated in mixed gas, high-temperature gas is directly discharged to atmosphere, causes the waste of heat, and meeting
White haze is generated, visual pollution is caused.
Utility model content
Based on this, it is necessary to for the waste of heat, and the problem of white haze can be generated, cause visual pollution, provide one
Kind deaerator waste heat recovery apparatus.
A kind of deaerator waste heat recovery apparatus, for recycling oxygen-eliminating device waste heat, the oxygen-eliminating device includes water inlet and row
Port；The deaerator waste heat recovery apparatus includes: vapor-water heat exchanger, water supply pipe, outlet pipeline and gas exhaust piping；It is described
Vapor-water heat exchanger includes liquid medium outlet, liquid medium entrance, gas medium import and gas medium outlet；The liquid
Media outlet is connect by the outlet pipeline with the water inlet, after the outlet pipeline exchanges heat the vapor-water heat exchanger
Liquid medium is transmitted to the oxygen-eliminating device；The liquid medium entrance is connect with the water supply pipe, and the water supply pipe will be outer
Portion's liquid medium is transmitted to the vapor-water heat exchanger and exchanges heat；The gas medium import by the gas exhaust piping with it is described
Exhaust outlet connection, the gas exhaust piping exchange heat the gas transport in oxygen-eliminating device to the vapor-water heat exchanger；The gas
On-condensible gas after heat exchange is discharged media outlet to outside.
The liquid medium is demineralized water in one of the embodiments,.
The top of the vapor-water heat exchanger is arranged in the gas medium outlet in one of the embodiments,.
The deaerator waste heat recovery apparatus further includes condensate line in one of the embodiments, and the carbonated drink is changed
The bottom of hot device is provided with condensation water out, and the condensation water out is connect by the condensate line with drain tank.
The outlet pipeline, water supply pipe, gas exhaust piping and condensate line are respectively provided in one of the embodiments,
There is the valve for control piper aperture.
The steam (vapor) outlet of the vapor-water heat exchanger is provided with for controlling the steam (vapor) outlet in one of the embodiments,
The valve of aperture.
Water-level gauge is provided in the vapor-water heat exchanger in one of the embodiments,.
Temperature sensor and baroceptor are provided in the vapor-water heat exchanger in one of the embodiments,.
Described device further includes display module in one of the embodiments,；The display module and the water-level gauge, temperature
Spend at least one connection in sensor and baroceptor；For showing the water-level gauge, temperature sensor and air pressure transmission
The collected data of sensor institute.
Described device further includes control module in one of the embodiments,；The control module and the water-level gauge, temperature
At least one connection, the control module in sensor and baroceptor is spent also to connect with the valve；For according to institute
State the aperture that the collected data of at least one of water-level gauge, temperature sensor and baroceptor adjust the valve.
Above-mentioned deaerator waste heat recovery apparatus is by connecting vapor-water heat exchanger for oxygen-eliminating device, by the high temperature air in oxygen-eliminating device
Be transmitted to vapor-water heat exchanger, exchange heat in vapor-water heat exchanger with liquid, then by the liquid after heat exchange be transmitted to oxygen-eliminating device into
Row heat recycles, while the low temperature on-condensible gas after heat exchange is emitted into atmosphere again.To realize the recycling of temperature,
And steam contained by the low temperature on-condensible gas after exchanging heat largely reduces, then to white haze is reduced when atmosphere discharge, further solves
It has determined visual pollution caused by white haze.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment deaerator waste heat recovery apparatus.
Appended drawing reference: 100 it is oxygen-eliminating device, 200 is vapor-water heat exchanger, 300 is display module, 400 is control module, 500
It is water supply pipe for outlet pipeline, 600,700 be gas exhaust piping, 800 is condensate line.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram of the utility model embodiment deaerator waste heat recovery apparatus.
As shown in Figure 1, a kind of deaerator waste heat recovery apparatus, for recycling 100 waste heat of oxygen-eliminating device, the oxygen-eliminating device 100
Including water inlet and exhaust outlet；100 waste-heat recovery device of oxygen-eliminating device include: vapor-water heat exchanger 200, water supply pipe 600,
Outlet pipeline 500 and gas exhaust piping 700；The vapor-water heat exchanger 200 includes liquid medium outlet, liquid medium entrance, gas
Body medium entrance and gas medium outlet；The liquid medium outlet is connected by the outlet pipeline 500 with the water inlet
It connects, the liquid medium after the outlet pipeline 500 exchanges heat the vapor-water heat exchanger 200 is transmitted to the oxygen-eliminating device 100；It is described
Liquid medium entrance is connect with the water supply pipe 600, and outside liquid medium is transmitted to the carbonated drink by the water supply pipe 600
Heat exchanger 200 exchanges heat；The gas medium import is connect by the gas exhaust piping 700 with the exhaust outlet, the row
Air pipe 700 exchanges heat the gas transport in oxygen-eliminating device 100 to the vapor-water heat exchanger 200；The gas medium outlet
On-condensible gas after heat exchange is discharged to outside.
Specifically, oxygen-eliminating device 100 is thermal deaerator.Thermal deaerator is a kind of novel thermal deoxygenizing apparatus, can be removed
Dissolved oxygen and other gases in therrmodynamic system water supply, prevent the corrosion of heat power equipment, guarantee the operational safety of Industrial Boiler.Heat
Power oxygen-eliminating device includes deoxygenation head and water tank, wherein deoxygenation head include: again shell, diaphragm group, water drenching double-edged fine-toothed comb, filler liquid-steam web,
Steam distribution plate and steam-water separator etc..Supplement water initially enters the diaphragm group water chamber of oxygen-eliminating device 100, in certain water-head
The small hole deviation whirl spraying inward hole from membrane tube is depressed, jet stream is formed.Since inner hole is filled with the heating steam of rising, water is transported in jet stream
The a large amount of hot steam of volume can be inhaled in dynamic, generates violent Hybrid Heating effect in a short period of time, and water temperature increases.And rotate
Water continues backspin along membrane tube inner hole, forms the water membrane skirt of one layer of rolling, water temperature reaches saturation temperature at this time.Oxygen is precipitated,
Because oxygen can not arbitrarily be expanded in internal control, it can only rise from the exhaust outlet of oxygen-eliminating device 100 and arrange to atmosphere.Therefore oxygen-eliminating device
100 exhaust outlet is connect by gas exhaust piping 700 with the gas medium import of vapor-water heat exchanger 200, will be precipitated in oxygen-eliminating device 100
Gas transport to vapor-water heat exchanger 200.The liquid medium entrance of vapor-water heat exchanger 200 passes through water supply pipe 600 for outer liquid
Body medium is transmitted to the gas that vapor-water heat exchanger 200 is precipitated with oxygen-eliminating device 100 and exchanges heat.The liquid of vapor-water heat exchanger 200 is situated between
Matter outlet is connect by outlet pipeline 500 with the water inlet of oxygen-eliminating device 100, and the liquid medium after heat exchange is transmitted to oxygen-eliminating device
100 as supplement water.The gas medium outlet of the vapor-water heat exchanger 200 is connected to external, by the on-condensible gas after heat exchange to
Outside discharge.More specifically, the top of the vapor-water heat exchanger 200 is arranged in the steam (vapor) outlet of vapor-water heat exchanger 200.Liquid is situated between
Matter is demineralized water.The bottom of vapor-water heat exchanger 200 is additionally provided with condensation water out, and condensation water out passes through condensate line 800
It is connected to drain tank.Use is provided on outlet pipeline 500, water supply pipe 600, gas exhaust piping 700 and condensate line 800
In the valve of control piper aperture.The gas medium outlet of vapor-water heat exchanger 200 is provided with opens for controlling the steam (vapor) outlet
The valve of degree.
More specifically, being provided with water-level gauge, temperature sensor and baroceptor in vapor-water heat exchanger 200.Oxygen-eliminating device
Waste-heat recovery device further includes display module 300；In display module 300 and water-level gauge, temperature sensor and baroceptor
At least one connection；For showing the water-level gauge, the collected data of temperature sensor and baroceptor institute, wherein showing
Show that module 300 can individually show a kind of data of acquisition, can also show a variety of data.Deaerator waste heat recovery apparatus also wraps
Include control module 400；The control module 400 and at least one in the water-level gauge, temperature sensor and baroceptor
Connection, the control module 400 are also connect with the valve；For according to the water-level gauge, temperature sensor and air pressure transmission
The collected data of at least one of sensor adjust the aperture of the valve.More specifically, such as temperature sensing in oxygen-eliminating device 100
The excessively high aperture for increasing 500 valve of outlet pipeline of the collected temperature of device；The collected gas of baroceptor in oxygen-eliminating device 100
Press through the high valve opening that can increase gas exhaust piping 700；In vapor-water heat exchanger 200 water-level gauge collect water level it is excessively high increase it is solidifying
Bear water the valve opening of pipeline 800；The collected temperature of temperature sensor is excessively high in vapor-water heat exchanger 200 increases water supply pipe
600 valve opening；The excessively high valve for increasing gas medium outlet of the collected air pressure of baroceptor in vapor-water heat exchanger 200
Door aperture.If wherein when 300 individualism of display module, display module 300 can be the display devices such as LED display.If control
When molding 400 individualism of block, control module 400 can control chip for single-chip microcontroller, PLC etc..If existing simultaneously display module
300 and when control module 400, display module 300 and control module 400 can form: smart phone (such as Android phone,
IOS mobile phone etc.), tablet computer, palm PC, PC and mobile internet device
(MobileInternetDevices, MID), PAD, HMI etc..It can complete display and data operation function.Pass through water
Position meter, the collected data of temperature sensor and baroceptor institute, are adjusted the aperture of each valve, can be into one
The saving energy of step, and ensure that the safety of whole system.
Above-mentioned deaerator waste heat recovery apparatus is by connecting vapor-water heat exchanger for oxygen-eliminating device, by the high temperature air in oxygen-eliminating device
Be transmitted to vapor-water heat exchanger, exchange heat in vapor-water heat exchanger with liquid, then by the liquid after heat exchange be transmitted to oxygen-eliminating device into
Row heat recycles, while the low temperature on-condensible gas after heat exchange is emitted into atmosphere again.To realize the recycling of temperature,
And steam contained by the low temperature on-condensible gas after exchanging heat largely reduces, then to white haze is reduced when atmosphere discharge, further solves
It has determined visual pollution caused by white haze.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of deaerator waste heat recovery apparatus, for recycling oxygen-eliminating device waste heat, the oxygen-eliminating device includes water inlet and exhaust
Mouthful；It is characterized in that, the deaerator waste heat recovery apparatus includes: vapor-water heat exchanger, water supply pipe, outlet pipeline and exhaust
Pipeline；
The vapor-water heat exchanger includes liquid medium outlet, liquid medium entrance, gas medium import and gas medium outlet；
The liquid medium outlet is connect by the outlet pipeline with the water inlet, and the outlet pipeline changes the carbonated drink
Liquid medium after hot device heat exchange is transmitted to the oxygen-eliminating device；The liquid medium entrance is connect with the water supply pipe, described
Outside liquid medium is transmitted to the vapor-water heat exchanger and exchanged heat by water supply pipe；The gas medium import passes through the row
Air pipe is connect with the exhaust outlet, and the gas exhaust piping changes the gas transport in oxygen-eliminating device to the vapor-water heat exchanger
Heat；On-condensible gas after heat exchange is discharged to outside for the gas medium outlet.
2. deaerator waste heat recovery apparatus according to claim 1, which is characterized in that
The liquid medium is demineralized water.
3. deaerator waste heat recovery apparatus according to claim 1, which is characterized in that
The top of the vapor-water heat exchanger is arranged in the gas medium outlet.
4. deaerator waste heat recovery apparatus according to claim 1, which is characterized in that
The deaerator waste heat recovery apparatus further includes condensate line, and the bottom of the vapor-water heat exchanger is provided with condensed water and goes out
Mouthful, the condensation water out is connect by the condensate line with drain tank.
5. deaerator waste heat recovery apparatus according to claim 4, which is characterized in that
The outlet pipeline, water supply pipe, gas exhaust piping and condensate line are provided with the valve for control piper aperture
Door.
6. deaerator waste heat recovery apparatus according to claim 5, which is characterized in that
The steam (vapor) outlet of the vapor-water heat exchanger is provided with the valve for controlling the steam (vapor) outlet aperture.
7. deaerator waste heat recovery apparatus according to claim 6, which is characterized in that
Water-level gauge is provided in the vapor-water heat exchanger.
8. deaerator waste heat recovery apparatus according to claim 7, which is characterized in that
Temperature sensor and baroceptor are provided in the vapor-water heat exchanger.
9. deaerator waste heat recovery apparatus according to claim 8, which is characterized in that described device further includes display mould
Block；
The display module is connect at least one in the water-level gauge, temperature sensor and baroceptor；For showing
The water-level gauge, the collected data of temperature sensor and baroceptor institute.
10. deaerator waste heat recovery apparatus according to claim 8, which is characterized in that described device further includes control mould
Block；
The control module is connect at least one in the water-level gauge, temperature sensor and baroceptor, the control
Module is also connect with the valve；For according at least one of the water-level gauge, temperature sensor and baroceptor
Collected data adjust the aperture of the valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820859156.9U CN208253554U (en) | 2018-06-04 | 2018-06-04 | Deaerator waste heat recovery apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820859156.9U CN208253554U (en) | 2018-06-04 | 2018-06-04 | Deaerator waste heat recovery apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208253554U true CN208253554U (en) | 2018-12-18 |
Family
ID=64653118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820859156.9U Active CN208253554U (en) | 2018-06-04 | 2018-06-04 | Deaerator waste heat recovery apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208253554U (en) |
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2018
- 2018-06-04 CN CN201820859156.9U patent/CN208253554U/en active Active
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