CN205279053U - Boiler blow -off waste heat utilization system of heating demineralized water - Google Patents
Boiler blow -off waste heat utilization system of heating demineralized water Download PDFInfo
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- CN205279053U CN205279053U CN201520882834.XU CN201520882834U CN205279053U CN 205279053 U CN205279053 U CN 205279053U CN 201520882834 U CN201520882834 U CN 201520882834U CN 205279053 U CN205279053 U CN 205279053U
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- boiler
- draining
- interchanger
- mineralized water
- import
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Abstract
The utility model discloses a boiler blow -off waste heat utilization system of heating demineralized water, including first order heat exchanger, second level heat exchanger and third level heat exchanger, first order heat exchanger, second level heat exchanger and third level heat exchanger comprise water tank, face formula heat exchanger, boiler waste outlet, demineralized water import, demineralized water export and boiler blow -off import, and wherein the top of water tank one side sets up the demineralized water export, and the bottom of water tank opposite side sets up the demineralized water and imports, the inside formula heat exchanger that sets up of water tank, the boiler blow -off import of being connected with face formula heat exchanger sets up at the top of water tank one side, and boiler waste outlet sets up the bottom at the water tank opposite side. This system reliable operation, maintenance make things convenient for and have realized boiler unit's advantages such as energy saving and emission reduction.
Description
Technical field
The utility model relates to a kind of UTILIZATION OF VESIDUAL HEAT IN system, specifically a kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water.
Background technology
Waste heat is when certain economic technology, and the energy not being utilized in energy utilization equipment, great majority are wasted. Station boiler is the position that energy consumption is big, and draining of boiler directly discharges substantially, it does not have takes effective waste heat recovery measure, wastes a large amount of available energy. As shown in Figure 1, traditional draining of boiler mode directly drains into cooling pond by continuous blowdown flash tank and periodic blow down flash vessel, and only a small amount of vapor recovery is used to deoxygenator, and major part heat does not utilize, and causes the significant wastage of draining of boiler waste heat. And chemical water station is carried out de-mineralized water and just entered deoxygenator without any heating, directly cause deoxygenator steam consumption quantity to increase, the energy-saving and emission-reduction of boiler controller system can not be realized.
In order to improve utilization ratio, the temperature improving initial de-mineralized water of the energy and reach boiler controller system effects of energy saving and emission reduction, boiler blow-off system need to be optimized.
Practical novel content
The purpose of this utility model is to provide a kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water, to solve in above-mentioned background technology the problem proposed.
For achieving the above object, the utility model provides following technical scheme:
A kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water, comprise first step interchanger, second stage interchanger and third stage interchanger, described first step interchanger, second stage interchanger and third stage interchanger are all by water tank, face formula interchanger, draining of boiler exports, de-mineralized water import, de-mineralized water outlet and draining of boiler import composition, wherein the top of water tank side arranges de-mineralized water outlet, the bottom of another side of water tank arranges de-mineralized water import, the inner installation surface formula interchanger of described water tank, the draining of boiler import being connected with face formula interchanger is arranged on the top of water tank side, and draining of boiler outlet is arranged on the bottom of another side of water tank, described first step interchanger, the de-mineralized water import of second stage interchanger and third stage interchanger and de-mineralized water outlet are interconnected, described first step interchanger, the draining of boiler outlet of second stage interchanger and third stage interchanger and draining of boiler import are interconnected, thus form three grades of heat exchange structures.
As further program of the utility model: the de-mineralized water import of described third stage interchanger connects chemical water station by pipeline.
As further program of the utility model: the de-mineralized water outlet of described first step interchanger connects deoxygenator by pipeline.
As further program of the utility model: the draining of boiler import of described first step interchanger connects boiler.
As further program of the utility model: arrange continuous blowdown flash tank between the draining of boiler outlet of described first step interchanger and the draining of boiler import of second stage interchanger.
As further program of the utility model: be provided with periodic blow down flash vessel between the draining of boiler outlet of second stage interchanger and the draining of boiler import of third stage interchanger.
As further program of the utility model: the draining of boiler outlet of described third stage interchanger connects cooling pond.
As further program of the utility model: the top pore of described continuous blowdown flash tank connects deoxygenator by pipeline.
As further program of the utility model: the side of described periodic blow down flash vessel arranges boiler periodic blow down interface and the hydrophobic interface of Gao Jia crisis.
Compared with prior art, the beneficial effects of the utility model are: can effectively reclaim and utilize draining of boiler waste heat, draining of boiler waste heat is heated de-mineralized water effectively, improve the de-mineralized water initial temperature sending into deoxygenator, improve waste heat waste, reduce the steam consumption quantity of deoxygenator and the coal-fired consumption of boiler. The utility model achieves exhaust heat stepped utilization, and boiler controller system utilization rate of waste heat is improved. The advantages such as native system reliable operation, easy to maintenance and energy-saving and emission-reduction achieving boiler controller system.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structure signal of interchanger.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described embodiment is only the utility model part embodiment, instead of whole embodiments. Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1��2, in the utility model embodiment, a kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water, comprise first step interchanger 1, second stage interchanger 2, third stage interchanger 3, continuous blowdown flash tank 4, periodic blow down flash vessel 5 and deoxygenator 6, described first step interchanger 1, second stage interchanger 2 and third stage interchanger 3 are all by water tank 7, face formula interchanger 8, draining of boiler outlet 9, de-mineralized water import 10, de-mineralized water outlet 11 and draining of boiler import 12 form, wherein the top of water tank 7 side arranges de-mineralized water outlet 11, the bottom of another side of water tank 7 arranges de-mineralized water import 10, the inner installation surface formula interchanger 8 of described water tank 7, the draining of boiler import 12 being connected with face formula interchanger 8 is arranged on the top of water tank 7 side, and draining of boiler outlet 9 is arranged on the bottom of another side of water tank 7, described first step interchanger 1, the de-mineralized water import 10 of second stage interchanger 2 and third stage interchanger 3 and de-mineralized water outlet 11 are interconnected, draining of boiler outlet 9 and draining of boiler import 12 are interconnected, thus form three grades of heat exchange structures.
The de-mineralized water import 10 of described third stage interchanger 3 connects chemical water station by pipeline, receive the de-mineralized water come from chemical water station, and the de-mineralized water import 10 of the de-mineralized water outlet 11 connection second stage interchanger 2 of third stage interchanger 3, the de-mineralized water import 10 of the de-mineralized water outlet 11 connection first step interchanger 1 of second stage interchanger 2, realizing three grades of heat exchange of de-mineralized water, the de-mineralized water outlet 11 of described first step interchanger 1 connects deoxygenator 6 by pipeline;
The draining of boiler import 12 of described first step interchanger 1 connects boiler, receive the continuous blowdown from boiler, and the input port of the draining of boiler outlet 9 connection continuous blowdown flash tank 4 of first step interchanger 1, and the output port of continuous blowdown flash tank 4 connects the draining of boiler outlet 12 of second stage interchanger 2, the input port of the draining of boiler outlet 9 connection periodic blow down flash vessel 5 of second stage interchanger 2, and the output port of periodic blow down flash vessel 5 connects the draining of boiler import 12 of third stage interchanger 3, the draining of boiler outlet 9 connection cooling pond 13 of described third stage interchanger 3, thus realize three grades of heat exchange of draining of boiler, the top pore of described continuous blowdown flash tank 4 connects deoxygenator 6 by pipeline, continuous blowdown flash tank 4 can reclaim a small amount of steam and enter deoxygenator 6.
The side of described periodic blow down flash vessel 5 arranges boiler periodic blow down interface and the hydrophobic interface of Gao Jia crisis.
To those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, it is possible to realize the utility model in other specific forms. Therefore, no matter from which point, embodiment all should be regarded as exemplary, and right and wrong are restrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, it is intended that all changes in the implication of the equivalent important document dropping on claim and scope included in the utility model. Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, it is to be understood that, although this specification sheets is described according to enforcement mode, but not each enforcement mode only comprises an independent technical scheme, this kind of narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment through appropriately combined, can also form other enforcement modes that it will be appreciated by those skilled in the art that.
Claims (9)
1. one kind is heated the draining of boiler UTILIZATION OF VESIDUAL HEAT IN system of de-mineralized water, comprise first step interchanger, second stage interchanger and third stage interchanger, it is characterized in that, described first step interchanger, second stage interchanger and third stage interchanger are all by water tank, face formula interchanger, draining of boiler exports, de-mineralized water import, de-mineralized water outlet and draining of boiler import composition, wherein the top of water tank side arranges de-mineralized water outlet, the bottom of another side of water tank arranges de-mineralized water import, the inner installation surface formula interchanger of described water tank, the draining of boiler import being connected with face formula interchanger is arranged on the top of water tank side, and draining of boiler outlet is arranged on the bottom of another side of water tank, described first step interchanger, the de-mineralized water import of second stage interchanger and third stage interchanger and de-mineralized water outlet are interconnected, described first step interchanger, the draining of boiler outlet of second stage interchanger and third stage interchanger and draining of boiler import are interconnected, thus form three grades of heat exchange structures.
2. a kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water according to claim 1, it is characterised in that, the de-mineralized water import of described third stage interchanger connects chemical water station by pipeline.
3. a kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water according to claim 1, it is characterised in that, the de-mineralized water outlet of described first step interchanger connects deoxygenator by pipeline.
4. a kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water according to claim 1, it is characterised in that, the draining of boiler import of described first step interchanger connects boiler.
5. a kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water according to claim 1, it is characterised in that, between the draining of boiler outlet of described first step interchanger and the draining of boiler import of second stage interchanger, continuous blowdown flash tank is set.
6. a kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water according to claim 1, it is characterised in that, it is provided with periodic blow down flash vessel between the draining of boiler outlet of second stage interchanger and the draining of boiler import of third stage interchanger.
7. a kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water according to claim 1, it is characterised in that, the draining of boiler outlet of described third stage interchanger connects cooling pond.
8. a kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water according to claim 5, it is characterised in that, the top pore of described continuous blowdown flash tank connects deoxygenator by pipeline.
9. a kind of draining of boiler UTILIZATION OF VESIDUAL HEAT IN system heating de-mineralized water according to claim 6, it is characterised in that, the side of described periodic blow down flash vessel arranges boiler periodic blow down interface and the hydrophobic interface of Gao Jia crisis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520882834.XU CN205279053U (en) | 2015-11-07 | 2015-11-07 | Boiler blow -off waste heat utilization system of heating demineralized water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520882834.XU CN205279053U (en) | 2015-11-07 | 2015-11-07 | Boiler blow -off waste heat utilization system of heating demineralized water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205279053U true CN205279053U (en) | 2016-06-01 |
Family
ID=56063630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520882834.XU Expired - Fee Related CN205279053U (en) | 2015-11-07 | 2015-11-07 | Boiler blow -off waste heat utilization system of heating demineralized water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205279053U (en) |
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2015
- 2015-11-07 CN CN201520882834.XU patent/CN205279053U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160601 Termination date: 20201107 |