CN202253574U - System for absorbing waste heat of steam turbine generator set by using running water - Google Patents
System for absorbing waste heat of steam turbine generator set by using running water Download PDFInfo
- Publication number
- CN202253574U CN202253574U CN2011202677155U CN201120267715U CN202253574U CN 202253574 U CN202253574 U CN 202253574U CN 2011202677155 U CN2011202677155 U CN 2011202677155U CN 201120267715 U CN201120267715 U CN 201120267715U CN 202253574 U CN202253574 U CN 202253574U
- Authority
- CN
- China
- Prior art keywords
- water
- steam turbine
- boiler
- waste heat
- generator set
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
Abstract
The utility model relates to a system for absorbing the waste heat of a steam turbine generator set by using running water. The system comprises an raw water tank, an ion exchanger, a boiler feed water deaerator, a boiler water feed pump and a boiler which are sequentially connected by pipelines. The system further comprises a steam turbine with a steam turbine oil cooler and a generator with a generator air cooler, and is characterized in that an urban running water feed pipe is communicated to the raw water tank after being communicated to cooling medium spaces of a steam turbine gland seal heater and the generator air cooler. By means of the system for absorbing the waste heat of the steam turbine generator set by using the running water, the technical problems that construction cost of a water cooling tower and a water circulating pump in a cooling system consisting of the oil cooler and the air cooler is higher and cooling water is easy to lose through evaporation when in use in the conventional steam turbine generator set are mainly solved, the heat of the steam turbine generator set can be effectively recovered, the consumption of boiler water used for processing the raw water and heating the raw water to obtain self-purpose steam is reduced, and considerable energy saving effect is obtained.
Description
Technical field
The utility model relates to the cooling system of steam turbine power generation unit, and particularly a kind of running water absorbs steam turbine power generation unit waste heat system.
Background technology
The thermal power plant is to avoid the operating temperature of steam turbine and generator too high, is provided with air cooler of generators and steam turbine oil cooler usually.Usually the cooling medium of air cooler of generators and steam turbine oil cooler adopts independently closed system of water at low temperature, after the cooling tower cooling, recycles, and custom is referred to as recirculated water.
The structure of the cooling system of tradition Turbo-generator Set (comprising air cooler of generators 3 and steam turbine oil cooler 4) is as shown in Figure 1; It is in operation recirculated water as air cooler of generators 3 and steam turbine oil cooler 4 from cooling tower 1 through water circulating pump 2 pressure-raisings; Circulating water flow is the cooling medium space in air cooler of generators 3 and steam turbine oil cooler 4; After absorbing heat steam is condensed into water, recirculated water leans on system's residual compression to spray into cooling tower 1 heat radiation, has both accomplished once circulation.The employed city tap-water of system gets into raw water box 5, purify through ion-exchanger 11 through water treatment facilities and become demineralized water, after directly getting into oxygen-eliminating device 6 and removing deoxidation and other gas, sends boiler 8 to through boiler feed pump 7 pressure-raisings.
The existing shortcoming of above-mentioned existing system is: the construction cost of cooling tower, water circulating pump is higher in (1) system, and the easy evaporation loss of cooling water in use.(2) heat of Turbo-generator Set is lost, and is unfavorable for energy saving of system.
The utility model content
The purpose of the utility model is to provide a kind of running water to absorb steam turbine power generation unit waste heat system; The construction cost that mainly solves cooling tower, water circulating pump in the cooling system that traditional Turbo-generator Set comprises oil cooler and air cooler is higher; And the technical problem of the easy evaporation loss of cooling water in use; It can effectively reclaim the heat of Turbo-generator Set, reduces the consumption of the personal steam of the former water heating of boiler water processing, receives considerable energy-saving effect.
For realizing above-mentioned purpose, the utility model is to realize like this.
A kind of running water absorbs steam turbine power generation unit waste heat system; It comprises raw water box, ion-exchanger, boiler supply water deaerating device, boiler feed pump and the boiler that connects through pipeline successively, also comprises steam turbine with steam turbine oil cooler and the generator with air cooler of generators; It is characterized in that: feed raw water box again behind the cooling medium space of city tap-water water inlet pipe elder generation feeding turbine shaft seal heater and air cooler of generators.
Described running water absorbs steam turbine power generation unit waste heat system; It is characterized in that: this steam turbine has gland heater, have on the pipeline between described ion-exchanger and the boiler supply water deaerating device and the cooling medium space of turbine shaft seal heater between the cool cycles pipeline.
Described running water absorbs steam turbine power generation unit waste heat system, it is characterized in that: have a desalination water pump on the pipeline between described ion-exchanger and the cool cycles pipeline.
Use the utility model system advantage compared with prior art to be.
1, the former water of the utility model boiler absorbs the once through system that Turbo-generator Set waste heat system has adopted the former water replacement of use boiler recirculated water; Overcome the construction cost problem of higher of cooling tower, water circulating pump; And can guarantee in use Oil Cooler of Steam Turbine, air cooler of generators heat exchange surface cleaning, increased the temperature difference between heat, cold medium; Improve heat exchange efficiency, can also cause the heat recovery and utilization of atmosphere with using circulation to loose simultaneously.
2, this practical demineralized water absorbs the once through system that turbine shaft seal gas leakage waste heat system has adopted use demineralized water replacement recirculated water; Overcome the construction cost problem of higher of cooling tower, water circulating pump; And can guarantee in use the gland heater heat exchange surface cleaning, increased the temperature difference between heat, cold medium; Improve heat exchange efficiency, can also cause the heat recovery and utilization of atmosphere with using circulation to loose simultaneously.
3, the utility model is mainly used in thermal power generation, nuclear energy power generation, combined cycle gas power industry and provides the enterprise of generating for oneself.
Description of drawings
Fig. 1 is the structural representation that traditional Turbo-generator Set comprises the cooling system of oil cooler, air cooler.
Among Fig. 1: 1, cooling tower, 2, water circulating pump, 3, air cooler of generators, 4, Oil Cooler of Steam Turbine, 5 raw water boxs; 6, boiler supply water deaerating device, 7, boiler feed pump, 8, boiler, 9, steam turbine; 10, generator, 11, ion-exchanger, 12, heater, 13, the desalination water pump.
Fig. 2 is the structural representation of the utility model one preferred embodiment.
Among Fig. 2: 3, air cooler of generators, 4, Oil Cooler of Steam Turbine, 5 raw water boxs, 6, the boiler supply water deaerating device, 7, boiler feed pump, 8, boiler, 9, steam turbine, 10, generator, 11, ion-exchanger, 12, heater, 13, the desalination water pump.
The specific embodiment
See also Fig. 2, the utility model discloses a kind of running water and absorb steam turbine power generation unit waste heat system.As shown in the figure: it comprises raw water box 5, ion-exchanger 11, boiler supply water deaerating device 6, boiler feed pump 7 and the boiler 8 that connects through pipeline successively, also comprises steam turbine 9 with steam turbine oil cooler 4 and the generator 10 with air cooler of generators 3; It is characterized in that: feed raw water box 4 again behind the cooling medium space of city tap-water water inlet pipe elder generation feeding turbine shaft seal heater 4 and air cooler of generators 3.
During use, city tap-water in service gets into air cooler of generators 3 and gets into boiler raw water box 5 with Oil Cooler of Steam Turbine 4 heat absorption intensification backs; Purifying the process ion-exchanger through water treatment facilities becomes demineralized water, after entering oxygen-eliminating device 6 removes deoxidation and other gas, sends boiler 8 to through boiler feed pump 7 pressure-raisings.
Further the, this steam turbine 9 has gland heater 12, have on the pipeline between described ion-exchanger 11 and the boiler supply water deaerating device 6 and the cooling medium space of turbine shaft seal heater 12 between the cool cycles pipeline.Has a desalination water pump 13 on the pipeline between described ion-exchanger 11 and the cool cycles pipeline.
During use, purifying process ion-exchanger 11 through water treatment facilities becomes demineralized water, and demineralized water is introduced into cooling medium space in the gland heater 12, absorbs the heat of shaft-packing leakage, and the steam that the axle leak sealing is let out condenses into water; After demineralized water entering oxygen-eliminating device 6 after heat absorption heats up removes deoxidation and other gas, send boiler 8 to through boiler feed pump 7 pressure-raisings.
Being merely the preferred embodiment of the utility model in sum, is not the practical range that is used for limiting the utility model.Be that all equivalences of doing according to the content of the utility model claim change and modification, all should be the technological category of the utility model.
Claims (3)
1. a running water absorbs steam turbine power generation unit waste heat system; It comprises raw water box (5), ion-exchanger (11), boiler supply water deaerating device (6), boiler feed pump (7) and the boiler (8) that connects through pipeline successively, also comprises steam turbine (9) with steam turbine oil cooler (4) and the generator (10) with air cooler of generators (3); It is characterized in that: feed raw water box (4) again behind the cooling medium space of city tap-water water inlet pipe elder generation feeding turbine shaft seal heater (4) and air cooler of generators (3).
2. running water according to claim 1 absorbs steam turbine power generation unit waste heat system; It is characterized in that: this steam turbine (9) has gland heater (12), have on the pipeline between described ion-exchanger (11) and the boiler supply water deaerating device (6) and the cooling medium space of turbine shaft seal heater (12) between the cool cycles pipeline.
3. running water according to claim 1 absorbs steam turbine power generation unit waste heat system, it is characterized in that: have a desalination water pump (13) on the pipeline between described ion-exchanger (11) and the cool cycles pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202677155U CN202253574U (en) | 2011-07-27 | 2011-07-27 | System for absorbing waste heat of steam turbine generator set by using running water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202677155U CN202253574U (en) | 2011-07-27 | 2011-07-27 | System for absorbing waste heat of steam turbine generator set by using running water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202253574U true CN202253574U (en) | 2012-05-30 |
Family
ID=46114810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202677155U Expired - Lifetime CN202253574U (en) | 2011-07-27 | 2011-07-27 | System for absorbing waste heat of steam turbine generator set by using running water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202253574U (en) |
-
2011
- 2011-07-27 CN CN2011202677155U patent/CN202253574U/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2013354612A1 (en) | Solar biomass complementary thermal power system | |
| CN103017238B (en) | Biomass electric power plant Waste Heat Recovery heating system | |
| CN203464249U (en) | Condensed water heat regenerative system with absorption heat pump | |
| CN202228141U (en) | Demineralized water absorption steam turbine waste heat system | |
| CN102435015B (en) | Condensation heat recovery device in power station | |
| CN202166051U (en) | Front closed circulating heat exchange system | |
| CN101832623B (en) | Pre-heat system of thermal power plant | |
| CN203582531U (en) | Waste heat power and water cogeneration device for island diesel power station | |
| CN203594565U (en) | Steam-driven driving system for solar thermal power generation large power pump | |
| CN202202905U (en) | Totally closed circulating water system capable of recovering latent heat of condensing generation unit by using air cooler | |
| CN202452758U (en) | System for improving cooling efficiency of power plant through waste heat recovery | |
| CN202253581U (en) | Energy-saving softened water heating device for thermal power plant | |
| CN105953215A (en) | Recycling system capable of absorbing waste heat of thermal power plant by desalted water | |
| CN103663587B (en) | Waste heat electricity-water cogeneration device and method for diesel power station in sea island | |
| CN102392702A (en) | Fully-closed circulating water system for recovering latent heat of condensing generation units by utilizing air cooler | |
| CN202253574U (en) | System for absorbing waste heat of steam turbine generator set by using running water | |
| CN103017140B (en) | Biomass electric power plant cigarette wind waste heat recovery plant | |
| CN203010751U (en) | Heat-supply device utilizing waste heat of biomass power plant | |
| CN205807387U (en) | Power plant's demineralized water absorbs residual neat recovering system | |
| CN205316748U (en) | Compound heat pump hydrothermal coproduction device | |
| CN202195529U (en) | Power plant waste heat utilization heating system combined technological device | |
| CN204730508U (en) | A kind ofly apply the energy-conservation device of lithium bromide | |
| CN104234763A (en) | Organic Rankine cycle system recovering waste heat through heat pipe technology | |
| CN211781370U (en) | Solar-assisted coal-fired cogeneration system based on absorption heat pump | |
| CN209960462U (en) | Device for heating boiler feed water by utilizing heat pump to absorb waste heat of steam turbine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
|
| CX01 | Expiry of patent term |