CN205747097U - Reclaim the lithium bromide absorption type heat pump heating system of the hydrophobic waste heat of low-pressure heater - Google Patents
Reclaim the lithium bromide absorption type heat pump heating system of the hydrophobic waste heat of low-pressure heater Download PDFInfo
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- CN205747097U CN205747097U CN201620616328.0U CN201620616328U CN205747097U CN 205747097 U CN205747097 U CN 205747097U CN 201620616328 U CN201620616328 U CN 201620616328U CN 205747097 U CN205747097 U CN 205747097U
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- lithium bromide
- hydrophobic
- heat pump
- low
- absorption type
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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Abstract
The utility model discloses a kind of lithium bromide absorption type heat pump heating system reclaiming the hydrophobic waste heat of low-pressure heater, solve the technical problem that the hydrophobic energy of low-pressure heater can not make full use of.The lithium bromide absorption type heat pump (1) being made up of generator (5), condenser (6), vaporizer (7) and absorber (8), the hot net water pipeline being connected with absorber (8), condenser (6) and peak preheater (9) successively, draw gas and discharged heat by bleed steam pipework through generator, low-pressure heater is hydrophobic is discharged heat by hydrophobic pipeline by vaporizer, and hot water is then passed sequentially through absorber, condenser and peak preheater by hot water line and reclaims the heat of low plus hydrophobic release by stepped heating.Hot net water is carried out step heating according to the principle of " level-density parameter, ladder utilizes " in absorber, condenser and peak preheater by this utility model successively, and realizes the recovery of low plus hydrophobic heat.
Description
Technical field
This utility model relates to thermal power plant unit, is specifically related to a kind of heat pump heat distribution system reclaiming low plus hydrophobic waste heat.
Background technology
At present, in power plant steam turbine heat regenerative system, extracted steam from turbine is condensed into hydrophobic in low-pressure heater, these
Hydrophobic generally according in the hydrophobic hydrophobic development unit flowing into condenser hotwell or condenser both sides step by step from stream mode, and finally converge
Enter main condensate.The hydrophobic temperature of low-pressure heater will be typically higher than the temperature in condenser.Hydrophobic inflow hydrophobic development unit is not
Only can increase the cold source energy of condenser, it is also possible to being normally carried out of condensate pump, and the most hydrophobic heat meeting can be affected
Waste.Owing to the pressure and temperature that low-pressure heater is hydrophobic is not the most the highest, it is difficult to be directly used, therefore develop back
The relevant apparatus receiving the hydrophobic waste heat of this part is highly important.
Summary of the invention
This utility model provides a kind of lithium bromide absorption type heat pump heating system reclaiming the hydrophobic waste heat of low-pressure heater,
Solve the technical problem that the hydrophobic energy of low-pressure heater can not make full use of.
This utility model is to solve above technical problem by the following technical programs:
A kind of lithium bromide absorption type heat pump heating system reclaiming the hydrophobic waste heat of low-pressure heater, including suction-type lithium bromide
Heat pump, low-pressure heater, steam turbine, turbine condenser and turbine shaft seal heater, steam turbine passes through bleed steam pipework and bromine
The air intake of generator changing lithium-absorbing formula heat pump links together, the hydrophobic outlet of low-pressure heater by hydrophobic pipeline with
The water inlet connection of the vaporizer of lithium bromide absorption type heat pump, the air vent of vaporizer connects with the air intake of turbine condenser
Logical, the water inlet of the absorber of lithium bromide absorption type heat pump connects and has heat supply network return pipe, lithium bromide absorption type heat pump cold
The outlet of condenser is connected together with heat supply network flow pipe by peak preheater, lithium bromide absorption type heat pump absorber with
Connecting between the condenser of lithium bromide absorption type heat pump and have hot net water pipeline, steam turbine is by bleed steam pipework with peak preheater even
It is connected together.
The drain port of turbine shaft seal heater is connected together with hydrophobic pipeline.
This utility model is directly by the vaporizer in the hydrophobic introducing absorption heat pump of low-pressure heater, and hot net water exists successively
Absorber, condenser and peak preheater in absorption heat pump carries out step heating, and the hot water producing higher temperature is full
Foot heating demand, it is achieved that the recovery of low plus hydrophobic waste heat, has significant energy-saving effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in detail:
A kind of lithium bromide absorption type heat pump heating system reclaiming the hydrophobic waste heat of low-pressure heater, including suction-type lithium bromide
Heat pump 1, low-pressure heater 12, steam turbine 11, turbine condenser 10 and turbine shaft seal heater 13, steam turbine 11 is by taking out
Vapor pipeline 4 links together with the air intake of the generator 5 of lithium bromide absorption type heat pump 1, the hydrophobic discharge of low-pressure heater 12
Mouth is connected with the water inlet of the vaporizer 7 of lithium bromide absorption type heat pump 1 by hydrophobic pipeline 2, the air vent of vaporizer 7 and steamer
The air intake connection of machine condenser 10, connects on the water inlet of the absorber 8 of lithium bromide absorption type heat pump 1 and has heat supply network return pipe
14, the outlet of the condenser 6 of lithium bromide absorption type heat pump 1 is connected together with heat supply network flow pipe 15 by peak preheater 9,
It is connected between the absorber 8 and the condenser 6 of lithium bromide absorption type heat pump 1 of lithium bromide absorption type heat pump 1 and has hot net water pipeline
3, steam turbine 11 is linked together with peak preheater 9 by bleed steam pipework 4.
The drain port of turbine shaft seal heater 13 is connected together with hydrophobic pipeline 2.
The work process of lithium bromide absorption type heat pump 1 is: utilizes steam turbine part to draw gas, will enter through bleed steam pipework 4
The lithium bromide weak solution heating of generator 5, after water vapor, lithium bromide weak solution becomes concentrated solution.Lithium bromide concentrated solution is by molten
Liquid heat exchanger preheating enters the weak solution of generator, then enters absorber 8, and the water absorbing flash-pot 7 wherein steams
Gas and become weak solution.In absorption process, liberated heat is used for heating hot net water, and lithium bromide weak solution is squeezed into generation by pump
Device 5, thus complete the circulation of solution.The steam vaporized that is heated in generator 5 then enters condenser 6 and is condensed into water, and it is put
The heat gone out also is used for heating hot net water.Vaporizer 7 is entered, by low-pressure heater after condensing the water throttling formed in condenser
Hydrophobic waste-heat become saturated vapor, then enter absorber 8, absorbed by the concentrated solution from generator 8, the most repeatedly follow
Ring.Heat supply network returns water and absorbs heat in absorber, condenser and peak preheater the most successively, then gives heat user heat supply.
Claims (2)
1. reclaim a lithium bromide absorption type heat pump heating system for the hydrophobic waste heat of low-pressure heater, including suction-type lithium bromide heat
Pump (1), low-pressure heater (12), steam turbine (11), turbine condenser (10) and turbine shaft seal heater (13), its feature
Being, steam turbine (11) is connected to by the air intake of bleed steam pipework (4) with the generator (5) of lithium bromide absorption type heat pump (1)
Together, the hydrophobic outlet of low-pressure heater (12) is by the vaporizer of hydrophobic pipeline (2) with lithium bromide absorption type heat pump (1)
(7) water inlet connection, the air vent of vaporizer (7) connects, at lithium bromide absorption with the air intake of turbine condenser (10)
Connect on the water inlet of the absorber (8) of formula heat pump (1) and have heat supply network return pipe (14), the condensation of lithium bromide absorption type heat pump (1)
The outlet of device (6) is connected together, at lithium bromide absorption type heat pump with heat supply network flow pipe (15) by peak preheater (9)
(1) it is connected between absorber (8) and the condenser (6) of lithium bromide absorption type heat pump (1) and has hot net water pipeline (3), steam turbine
(11) linked together with peak preheater (9) by bleed steam pipework (4).
A kind of lithium bromide absorption type heat pump heat supply system reclaiming the hydrophobic waste heat of low-pressure heater the most according to claim 1
System, it is characterised in that the drain port of turbine shaft seal heater (13) is connected together with hydrophobic pipeline (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620616328.0U CN205747097U (en) | 2016-06-22 | 2016-06-22 | Reclaim the lithium bromide absorption type heat pump heating system of the hydrophobic waste heat of low-pressure heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620616328.0U CN205747097U (en) | 2016-06-22 | 2016-06-22 | Reclaim the lithium bromide absorption type heat pump heating system of the hydrophobic waste heat of low-pressure heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205747097U true CN205747097U (en) | 2016-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620616328.0U Active CN205747097U (en) | 2016-06-22 | 2016-06-22 | Reclaim the lithium bromide absorption type heat pump heating system of the hydrophobic waste heat of low-pressure heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205747097U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013852A (en) * | 2022-05-31 | 2022-09-06 | 华能伊敏煤电有限责任公司 | Multi-unit heat supply drainage waste heat deep recycling device and method |
-
2016
- 2016-06-22 CN CN201620616328.0U patent/CN205747097U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013852A (en) * | 2022-05-31 | 2022-09-06 | 华能伊敏煤电有限责任公司 | Multi-unit heat supply drainage waste heat deep recycling device and method |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |